diff --git a/.gitignore b/.gitignore index c7e8e0f0..e9305456 100644 --- a/.gitignore +++ b/.gitignore @@ -3,7 +3,8 @@ vendor/ dist/ artifacts/ runtime-overlays/* -!runtime-overlays/php-wasm-node-8-3-3.1.46.tgz +!runtime-overlays/php-wasm-node-8-3/ +!runtime-overlays/php-wasm-node-8-3/** !runtime-overlays/provenance.json scripts/uploads/ *.tsbuildinfo diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json index 08e886bc..bcdf8fe4 100644 --- a/npm-shrinkwrap.json +++ b/npm-shrinkwrap.json @@ -16,7 +16,7 @@ "@automattic/wp-codebox-cli": "file:packages/cli", "@automattic/wp-codebox-core": "file:packages/runtime-core", "@automattic/wp-codebox-playground": "file:packages/runtime-playground", - "@php-wasm/node-8-3": "file:runtime-overlays/php-wasm-node-8-3-3.1.46.tgz", + "@php-wasm/node-8-3": "file:runtime-overlays/php-wasm-node-8-3", "@php-wasm/node-8-4": "3.1.46", "@php-wasm/universal": "3.1.46", "@types/pngjs": "^6.0.5", @@ -1834,18 +1834,8 @@ } }, "node_modules/@php-wasm/node-8-3": { - "version": "3.1.46", - "resolved": "file:runtime-overlays/php-wasm-node-8-3-3.1.46.tgz", - "integrity": "sha512-dnBmSZR9uki2wiXFpXVRFmH8Azg/AC+TIAcKoZgv1L2j6wSagSF+UG7LqEbqJMzMs+cY72c/4J1bLEY66N5P/g==", - "license": "GPL-2.0-or-later", - "dependencies": { - "@php-wasm/universal": "3.1.46", - "wasm-feature-detect": "1.8.0" - }, - "engines": { - "node": ">=20.10.0", - "npm": ">=10.2.3" - } + "resolved": "runtime-overlays/php-wasm-node-8-3", + "link": true }, "node_modules/@php-wasm/node-8-4": { "version": "3.1.46", @@ -5752,6 +5742,19 @@ "packages/wordpress-plugin": { "name": "wp-codebox-wordpress-plugin", "version": "0.8.0" + }, + "runtime-overlays/php-wasm-node-8-3": { + "name": "@php-wasm/node-8-3", + "version": "3.1.46", + "license": "GPL-2.0-or-later", + "dependencies": { + "@php-wasm/universal": "3.1.46", + "wasm-feature-detect": "1.8.0" + }, + "engines": { + "node": ">=20.10.0", + "npm": ">=10.2.3" + } } } } diff --git a/package.json b/package.json index 5b852a5e..2ee0cfa1 100644 --- a/package.json +++ b/package.json @@ -82,7 +82,7 @@ "npm-shrinkwrap.json", "scripts/apply-development-patches.mjs", "patches", - "runtime-overlays/php-wasm-node-8-3-3.1.46.tgz", + "runtime-overlays/php-wasm-node-8-3", "runtime-overlays/provenance.json", "README.md", "LICENSE" @@ -343,7 +343,7 @@ "@automattic/wp-codebox-cli": "file:packages/cli", "@automattic/wp-codebox-core": "file:packages/runtime-core", "@automattic/wp-codebox-playground": "file:packages/runtime-playground", - "@php-wasm/node-8-3": "file:runtime-overlays/php-wasm-node-8-3-3.1.46.tgz", + "@php-wasm/node-8-3": "file:runtime-overlays/php-wasm-node-8-3", "@php-wasm/node-8-4": "3.1.46", "@php-wasm/universal": "3.1.46", "@types/pngjs": "^6.0.5", diff --git a/runtime-overlays/php-wasm-node-8-3/README.md b/runtime-overlays/php-wasm-node-8-3/README.md new file mode 100644 index 00000000..f0afa7ee --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/README.md @@ -0,0 +1,33 @@ +# @php-wasm/node-8-3 + +PHP 8.3 WebAssembly binaries for Node.js. + +This package contains: + +- JSPI and Asyncify variants of PHP 8.3 compiled to WebAssembly +- intl extension for PHP 8.3 +- xdebug extension for PHP 8.3 + +## Installation + +```bash +npm install @php-wasm/node-8-3 +``` + +## Usage + +```typescript +import { getPHPLoaderModule, getIntlExtensionPath } from '@php-wasm/node-8-3'; + +const loaderModule = await getPHPLoaderModule(); +const intlPath = await getIntlExtensionPath(); +``` + +## Related Packages + +- [@php-wasm/node](https://www.npmjs.com/package/@php-wasm/node) - Main package (requires version packages) +- [@php-wasm/universal](https://www.npmjs.com/package/@php-wasm/universal) - Universal PHP.wasm bindings + +## License + +GPL-2.0-or-later diff --git a/runtime-overlays/php-wasm-node-8-3/asyncify/8_3_32/php_8_3.wasm b/runtime-overlays/php-wasm-node-8-3/asyncify/8_3_32/php_8_3.wasm new file mode 100755 index 00000000..3f026fd2 Binary files /dev/null and b/runtime-overlays/php-wasm-node-8-3/asyncify/8_3_32/php_8_3.wasm differ diff --git a/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/intl/intl.la b/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/intl/intl.la new file mode 100644 index 00000000..0f191e31 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/intl/intl.la @@ -0,0 +1,35 @@ +# intl.la - a libtool library file +# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.492 2008/01/30 06:40:56) +# +# Please DO NOT delete this file! +# It is necessary for linking the library. + +# The name that we can dlopen(3). +dlname='intl.so' + +# Names of this library. +library_names='intl.so intl.so intl.so' + +# The name of the static archive. +old_library='' + +# Libraries that this one depends upon. +dependency_libs=' -L/root/lib' + +# Version information for intl. +current=0 +age=0 +revision=0 + +# Is this an already installed library? +installed=yes + +# Should we warn about portability when linking against -modules? +shouldnotlink=yes + +# Files to dlopen/dlpreopen +dlopen='' +dlpreopen='' + +# Directory that this library needs to be installed in: +libdir='/root/php-src/ext/intl/modules' diff --git a/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/intl/intl.so b/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/intl/intl.so new file mode 100755 index 00000000..816f7212 Binary files /dev/null and b/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/intl/intl.so differ diff --git a/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/xdebug/xdebug.la b/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/xdebug/xdebug.la new file mode 100644 index 00000000..77276580 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/xdebug/xdebug.la @@ -0,0 +1,35 @@ +# xdebug.la - a libtool library file +# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.492 2008/01/30 06:40:56) +# +# Please DO NOT delete this file! +# It is necessary for linking the library. + +# The name that we can dlopen(3). +dlname='xdebug.so' + +# Names of this library. +library_names='xdebug.so xdebug.so xdebug.so' + +# The name of the static archive. +old_library='' + +# Libraries that this one depends upon. +dependency_libs='' + +# Version information for xdebug. +current=0 +age=0 +revision=0 + +# Is this an already installed library? +installed=yes + +# Should we warn about portability when linking against -modules? +shouldnotlink=yes + +# Files to dlopen/dlpreopen +dlopen='' +dlpreopen='' + +# Directory that this library needs to be installed in: +libdir='/root/xdebug/modules' diff --git a/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/xdebug/xdebug.so b/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/xdebug/xdebug.so new file mode 100755 index 00000000..b7c5a2fd Binary files /dev/null and b/runtime-overlays/php-wasm-node-8-3/asyncify/extensions/xdebug/xdebug.so differ diff --git a/runtime-overlays/php-wasm-node-8-3/asyncify/php.js.bak b/runtime-overlays/php-wasm-node-8-3/asyncify/php.js.bak new file mode 100644 index 00000000..a8f54c23 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/asyncify/php.js.bak @@ -0,0 +1,10959 @@ +// include: shell.js +// include: minimum_runtime_check.js +// end include: minimum_runtime_check.js +// The Module object: Our interface to the outside world. We import +// and export values on it. There are various ways Module can be used: +// 1. Not defined. We create it here +// 2. A function parameter, function(moduleArg) => Promise +// 3. pre-run appended it, var Module = {}; ..generated code.. +// 4. External script tag defines var Module. +// We need to check if Module already exists (e.g. case 3 above). +// Substitution will be replaced with actual code on later stage of the build, +// this way Closure Compiler will not mangle it (e.g. case 4. above). +// Note that if you want to run closure, and also to use Module +// after the generated code, you will need to define var Module = {}; +// before the code. Then that object will be used in the code, and you +// can continue to use Module afterwards as well. +var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; + +var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; + +var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; + +// --pre-jses are emitted after the Module integration code, so that they can +// refer to Module (if they choose; they can also define Module) +var arguments_ = []; + +var thisProgram = "./this.program"; + +var quit_ = (status, toThrow) => { + throw toThrow; +}; + +var _scriptName; + +if (typeof __filename != "undefined") { + // Node + _scriptName = __filename; +} else /*no-op*/ {} + +// `/` should be present at the end if `scriptDirectory` is not empty +var scriptDirectory = ""; + +function locateFile(path) { + if (Module["locateFile"]) { + return Module["locateFile"](path, scriptDirectory); + } + return scriptDirectory + path; +} + +// Hooks that are implemented differently in different runtime environments. +var readAsync, readBinary; + +if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require("fs"); + scriptDirectory = __dirname + "/"; + // include: node_shell_read.js + readBinary = filename => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : "utf8"); + return ret; + }; + // end include: node_shell_read.js + if (process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, "/"); + } + arguments_ = process.argv.slice(2); + // MODULARIZE will export the module in the proper place outside, we don't need to export here + if (typeof module != "undefined") { + module["exports"] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; +} else // Note that this includes Node.js workers when relevant (pthreads is enabled). +// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and +// ENVIRONMENT_IS_NODE. +{} + +var out = console.log.bind(console); + +var err = console.error.bind(console); + +// end include: shell.js +// include: preamble.js +// === Preamble library stuff === +// Documentation for the public APIs defined in this file must be updated in: +// site/source/docs/api_reference/preamble.js.rst +// A prebuilt local version of the documentation is available at: +// site/build/text/docs/api_reference/preamble.js.txt +// You can also build docs locally as HTML or other formats in site/ +// An online HTML version (which may be of a different version of Emscripten) +// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html +var dynamicLibraries = []; + +var wasmBinary; + +// Wasm globals +//======================================== +// Runtime essentials +//======================================== +// whether we are quitting the application. no code should run after this. +// set in exit() and abort() +var ABORT = false; + +// set by exit() and abort(). Passed to 'onExit' handler. +// NOTE: This is also used as the process return code code in shell environments +// but only when noExitRuntime is false. +var EXITSTATUS; + +/** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = filename => filename.startsWith("file://"); + +// include: runtime_common.js +// include: runtime_stack_check.js +// end include: runtime_stack_check.js +// include: runtime_exceptions.js +// end include: runtime_exceptions.js +// include: runtime_debug.js +// end include: runtime_debug.js +// Memory management +var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; + +// BigInt64Array type is not correctly defined in closure +var /** not-@type {!BigInt64Array} */ HEAP64, /* BigUint64Array type is not correctly defined in closure +/** not-@type {!BigUint64Array} */ HEAPU64; + +var runtimeInitialized = false; + +var runtimeExited = false; + +function updateMemoryViews() { + var b = wasmMemory.buffer; + HEAP8 = new Int8Array(b); + HEAP16 = new Int16Array(b); + Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); + HEAPU16 = new Uint16Array(b); + HEAP32 = new Int32Array(b); + Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); + HEAPF32 = new Float32Array(b); + HEAPF64 = new Float64Array(b); + HEAP64 = new BigInt64Array(b); + HEAPU64 = new BigUint64Array(b); +} + +// include: memoryprofiler.js +// end include: memoryprofiler.js +// end include: runtime_common.js +var __RELOC_FUNCS__ = []; + +function preRun() { + if (Module["preRun"]) { + if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; + while (Module["preRun"].length) { + addOnPreRun(Module["preRun"].shift()); + } + } + // Begin ATPRERUNS hooks + callRuntimeCallbacks(onPreRuns); +} + +function initRuntime() { + runtimeInitialized = true; + callRuntimeCallbacks(__RELOC_FUNCS__); + // Begin ATINITS hooks + callRuntimeCallbacks(onInits); + if (!Module["noFSInit"] && !FS.initialized) FS.init(); + TTY.init(); + SOCKFS.root = FS.mount(SOCKFS, {}, null); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + // End ATINITS hooks + wasmExports["__wasm_call_ctors"](); + // Begin ATPOSTCTORS hooks + callRuntimeCallbacks(onPostCtors); + FS.ignorePermissions = false; +} + +function preMain() {} + +function exitRuntime() { + // PThreads reuse the runtime from the main thread. + ___funcs_on_exit(); + // Native atexit() functions + // Begin ATEXITS hooks + FS.quit(); + TTY.shutdown(); + // End ATEXITS hooks + runtimeExited = true; +} + +function postRun() { + // PThreads reuse the runtime from the main thread. + if (Module["postRun"]) { + if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; + while (Module["postRun"].length) { + addOnPostRun(Module["postRun"].shift()); + } + } + // Begin ATPOSTRUNS hooks + callRuntimeCallbacks(onPostRuns); +} + +/** @param {string|number=} what */ function abort(what) { + Module["onAbort"]?.(what); + what = "Aborted(" + what + ")"; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += ". Build with -sASSERTIONS for more info."; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; +} + +var wasmBinaryFile; + +function findWasmBinary() { + return locateFile(dependencyFilename); +} + +function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + // Throwing a plain string here, even though it not normally adviables since + // this gets turning into an `abort` in instantiateArrayBuffer. + throw "both async and sync fetching of the wasm failed"; +} + +async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); +} + +async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } +} + +async function instantiateAsync(binary, binaryFile, imports) { + if (!binary && !ENVIRONMENT_IS_NODE) { + try { + var response = fetch(binaryFile, { + credentials: "same-origin" + }); + var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err("falling back to ArrayBuffer instantiation"); + } + } + return instantiateArrayBuffer(binaryFile, imports); +} + +function getWasmImports() { + // prepare imports + var imports = { + "env": wasmImports, + "wasi_snapshot_preview1": wasmImports, + "GOT.mem": new Proxy(wasmImports, GOTHandler), + "GOT.func": new Proxy(wasmImports, GOTHandler) + }; + return imports; +} + +// Create the wasm instance. +// Receives the wasm imports, returns the exports. +async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { + wasmExports = instance.exports; + // No relocation needed here.. but calling this just so that updateGOT is + // called. + var origExports = wasmExports = relocateExports(wasmExports); + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + mergeLibSymbols(wasmExports, "main"); + var metadata = getDylinkMetadata(module); + if (metadata.neededDynlibs) { + dynamicLibraries = metadata.neededDynlibs.concat(dynamicLibraries); + } + assignWasmExports(wasmExports); + updateGOT(origExports); + Module["wasmExports"] = wasmExports; + LDSO.init(); + loadDylibs(); + updateMemoryViews(); + removeRunDependency("wasm-instantiate"); + return wasmExports; + } + addRunDependency("wasm-instantiate"); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + return receiveInstance(result["instance"], result["module"]); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module["instantiateWasm"]) { + return new Promise((resolve, reject) => { + Module["instantiateWasm"](info, (inst, mod) => { + resolve(receiveInstance(inst, mod)); + }); + }); + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + var exports = receiveInstantiationResult(result); + return exports; +} + +// With MAIN_MODULE + ASYNCIFY the normal method of placing stub functions in +// wasmImports for as-yet-undefined symbols doesn't work since ASYNCIFY then +// wraps these stub functions and we can't then replace them directly. Instead +// the stub functions call into `asyncifyStubs` which gets populated by the +// dynamic linker as symbols are loaded. +var asyncifyStubs = {}; + +// end include: preamble.js +// Begin JS library code +class ExitStatus { + name="ExitStatus"; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } +} +ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } +}; + +var GOT = {}; + +var currentModuleWeakSymbols = new Set([]); + +var GOTHandler = { + get(obj, symName) { + var rtn = GOT[symName]; + if (!rtn) { + rtn = GOT[symName] = new WebAssembly.Global({ + "value": "i32", + "mutable": true + }, -1); + } + if (!currentModuleWeakSymbols.has(symName)) { + // Any non-weak reference to a symbol marks it as `required`, which + // enabled `reportUndefinedSymbols` to report undefined symbol errors + // correctly. + rtn.required = true; + } + return rtn; + } +}; + +var callRuntimeCallbacks = callbacks => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } +}; + +var onPostRuns = []; + +var addOnPostRun = cb => onPostRuns.push(cb); + +var onPreRuns = []; + +var addOnPreRun = cb => onPreRuns.push(cb); + +var runDependencies = 0; + +var dependenciesFulfilled = null; + +var removeRunDependency = id => { + runDependencies--; + Module["monitorRunDependencies"]?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } +}; + +var addRunDependency = id => { + runDependencies++; + Module["monitorRunDependencies"]?.(runDependencies); +}; + +var dynCalls = {}; + +var dynCallLegacy = (sig, ptr, args) => { + sig = sig.replace(/p/g, "i"); + var f = dynCalls[sig]; + return f(ptr, ...args); +}; + +var dynCall = (sig, ptr, args = [], promising = false) => { + var rtn = dynCallLegacy(sig, ptr, args); + function convert(rtn) { + return rtn; + } + return convert(rtn); +}; + +var UTF8Decoder = globalThis.TextDecoder && new TextDecoder; + +var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { + var maxIdx = idx + maxBytesToRead; + if (ignoreNul) return maxIdx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. + // As a tiny code save trick, compare idx against maxIdx using a negation, + // so that maxBytesToRead=undefined/NaN means Infinity. + while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; + return idx; +}; + +/** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead, ignoreNul) => { + var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); + // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ""; + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); + } + } + return str; +}; + +var getDylinkMetadata = binary => { + var offset = 0; + var end = 0; + function getU8() { + return binary[offset++]; + } + function getLEB() { + var ret = 0; + var mul = 1; + while (1) { + var byte = binary[offset++]; + ret += ((byte & 127) * mul); + mul *= 128; + if (!(byte & 128)) break; + } + return ret; + } + function getString() { + var len = getLEB(); + offset += len; + return UTF8ArrayToString(binary, offset - len, len); + } + function getStringList() { + var count = getLEB(); + var rtn = []; + while (count--) rtn.push(getString()); + return rtn; + } + /** @param {string=} message */ function failIf(condition, message) { + if (condition) throw new Error(message); + } + if (binary instanceof WebAssembly.Module) { + var dylinkSection = WebAssembly.Module.customSections(binary, "dylink.0"); + failIf(dylinkSection.length === 0, "need dylink section"); + binary = new Uint8Array(dylinkSection[0]); + end = binary.length; + } else { + var int32View = new Uint32Array(new Uint8Array(binary.subarray(0, 24)).buffer); + var magicNumberFound = int32View[0] == 1836278016; + failIf(!magicNumberFound, "need to see wasm magic number"); + // \0asm + // we should see the dylink custom section right after the magic number and wasm version + failIf(binary[8] !== 0, "need the dylink section to be first"); + offset = 9; + var section_size = getLEB(); + //section size + end = offset + section_size; + var name = getString(); + failIf(name !== "dylink.0"); + } + var customSection = { + neededDynlibs: [], + tlsExports: new Set, + weakImports: new Set, + runtimePaths: [] + }; + var WASM_DYLINK_MEM_INFO = 1; + var WASM_DYLINK_NEEDED = 2; + var WASM_DYLINK_EXPORT_INFO = 3; + var WASM_DYLINK_IMPORT_INFO = 4; + var WASM_DYLINK_RUNTIME_PATH = 5; + var WASM_SYMBOL_TLS = 256; + var WASM_SYMBOL_BINDING_MASK = 3; + var WASM_SYMBOL_BINDING_WEAK = 1; + while (offset < end) { + var subsectionType = getU8(); + var subsectionSize = getLEB(); + if (subsectionType === WASM_DYLINK_MEM_INFO) { + customSection.memorySize = getLEB(); + customSection.memoryAlign = getLEB(); + customSection.tableSize = getLEB(); + customSection.tableAlign = getLEB(); + } else if (subsectionType === WASM_DYLINK_NEEDED) { + customSection.neededDynlibs = getStringList(); + } else if (subsectionType === WASM_DYLINK_EXPORT_INFO) { + var count = getLEB(); + while (count--) { + var symname = getString(); + var flags = getLEB(); + if (flags & WASM_SYMBOL_TLS) { + customSection.tlsExports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_IMPORT_INFO) { + var count = getLEB(); + while (count--) { + var modname = getString(); + var symname = getString(); + var flags = getLEB(); + if ((flags & WASM_SYMBOL_BINDING_MASK) == WASM_SYMBOL_BINDING_WEAK) { + customSection.weakImports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_RUNTIME_PATH) { + customSection.runtimePaths = getStringList(); + } else { + // unknown subsection + offset += subsectionSize; + } + } + return customSection; +}; + +var newDSO = (name, handle, syms) => { + var dso = { + refcount: Infinity, + name, + exports: syms, + global: true + }; + LDSO.loadedLibsByName[name] = dso; + if (handle != undefined) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return dso; +}; + +var LDSO = { + loadedLibsByName: {}, + loadedLibsByHandle: {}, + init() { + newDSO("__main__", 0, wasmImports); + } +}; + +var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; + +var getMemory = size => { + // After the runtime is initialized, we must only use sbrk() normally. + if (runtimeInitialized) { + // Currently we don't support freeing of static data when modules are + // unloaded via dlclose. This function is tagged as `noleakcheck` to + // avoid having this reported as leak. + return _calloc(size, 1); + } + var ret = ___heap_base; + // Keep __heap_base stack aligned. + var end = ret + alignMemory(size, 16); + ___heap_base = end; + // After allocating the memory from the start of the heap we need to ensure + // that once the program starts it doesn't use this region. In relocatable + // mode we can just update the __heap_base symbol that we are exporting to + // the main module. + // When not relocatable `__heap_base` is fixed and exported by the main + // module, but we can update the `sbrk_ptr` value instead. We call + // `_emscripten_get_sbrk_ptr` knowing that it is safe to call prior to + // runtime initialization (unlike, the higher level sbrk function) + var sbrk_ptr = _emscripten_get_sbrk_ptr(); + HEAPU32[((sbrk_ptr) >> 2)] = end; + return ret; +}; + +var isInternalSym = symName => [ "memory", "__memory_base", "__table_base", "__stack_pointer", "__indirect_function_table", "__cpp_exception", "__c_longjmp", "__wasm_apply_data_relocs", "__dso_handle", "__tls_size", "__tls_align", "__set_stack_limits", "_emscripten_tls_init", "__wasm_init_tls", "__wasm_call_ctors", "__start_em_asm", "__stop_em_asm", "__start_em_js", "__stop_em_js" ].includes(symName) || symName.startsWith("__em_js__"); + +var wasmTableMirror = []; + +var getWasmTableEntry = funcPtr => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); + } + return func; +}; + +var updateTableMap = (offset, count) => { + if (functionsInTableMap) { + for (var i = offset; i < offset + count; i++) { + var item = getWasmTableEntry(i); + // Ignore null values. + if (item) { + functionsInTableMap.set(item, i); + } + } + } +}; + +var functionsInTableMap; + +var getFunctionAddress = func => { + // First, create the map if this is the first use. + if (!functionsInTableMap) { + functionsInTableMap = new WeakMap; + updateTableMap(0, wasmTable.length); + } + return functionsInTableMap.get(func) || 0; +}; + +var freeTableIndexes = []; + +var getEmptyTableSlot = () => { + // Reuse a free index if there is one, otherwise grow. + if (freeTableIndexes.length) { + return freeTableIndexes.pop(); + } + // Grow the table + return wasmTable["grow"](1); +}; + +var setWasmTableEntry = (idx, func) => { + /** @suppress {checkTypes} */ wasmTable.set(idx, func); + // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overridden to return wrapped + // functions so we need to call it here to retrieve the potential wrapper correctly + // instead of just storing 'func' directly into wasmTableMirror + /** @suppress {checkTypes} */ wasmTableMirror[idx] = wasmTable.get(idx); +}; + +var uleb128EncodeWithLen = arr => { + const n = arr.length; + // Note: this LEB128 length encoding produces extra byte for n < 128, + // but we don't care as it's only used in a temporary representation. + return [ (n % 128) | 128, n >> 7, ...arr ]; +}; + +var wasmTypeCodes = { + "i": 127, + // i32 + "p": 127, + // i32 + "j": 126, + // i64 + "f": 125, + // f32 + "d": 124, + // f64 + "e": 111 +}; + +var generateTypePack = types => uleb128EncodeWithLen(Array.from(types, type => { + var code = wasmTypeCodes[type]; + return code; +})); + +var convertJsFunctionToWasm = (func, sig) => { + // Rest of the module is static + var bytes = Uint8Array.of(0, 97, 115, 109, // magic ("\0asm") + 1, 0, 0, 0, // version: 1 + 1, // Type section code + // The module is static, with the exception of the type section, which is + // generated based on the signature passed in. + ...uleb128EncodeWithLen([ 1, // count: 1 + 96, // param types + ...generateTypePack(sig.slice(1)), // return types (for now only supporting [] if `void` and single [T] otherwise) + ...generateTypePack(sig[0] === "v" ? "" : sig[0]) ]), // The rest of the module is static + 2, 7, // import section + // (import "e" "f" (func 0 (type 0))) + 1, 1, 101, 1, 102, 0, 0, 7, 5, // export section + // (export "f" (func 0 (type 0))) + 1, 1, 102, 0, 0); + // We can compile this wasm module synchronously because it is very small. + // This accepts an import (at "e.f"), that it reroutes to an export (at "f") + var module = new WebAssembly.Module(bytes); + var instance = new WebAssembly.Instance(module, { + "e": { + "f": func + } + }); + var wrappedFunc = instance.exports["f"]; + return wrappedFunc; +}; + +/** @param {string=} sig */ var addFunction = (func, sig) => { + // Check if the function is already in the table, to ensure each function + // gets a unique index. + var rtn = getFunctionAddress(func); + if (rtn) { + return rtn; + } + // It's not in the table, add it now. + var ret = getEmptyTableSlot(); + // Set the new value. + try { + // Attempting to call this with JS function will cause of table.set() to fail + setWasmTableEntry(ret, func); + } catch (err) { + if (!(err instanceof TypeError)) { + throw err; + } + var wrapped = convertJsFunctionToWasm(func, sig); + setWasmTableEntry(ret, wrapped); + } + functionsInTableMap.set(func, ret); + return ret; +}; + +/** @param {boolean=} replace */ var updateGOT = (exports, replace) => { + for (var symName in exports) { + if (isInternalSym(symName)) { + continue; + } + var value = exports[symName]; + var existingEntry = GOT[symName] && GOT[symName].value != -1; + if (replace || !existingEntry) { + var newValue; + if (typeof value == "function") { + newValue = addFunction(value); + } else if (typeof value == "number") { + newValue = value; + } else { + // The GOT can only contain addresses (i.e data addresses or function + // addresses so we currently ignore other types export here. + continue; + } + GOT[symName] ??= new WebAssembly.Global({ + "value": "i32", + "mutable": true + }); + GOT[symName].value = newValue; + } + } +}; + +var isImmutableGlobal = val => { + if (val instanceof WebAssembly.Global) { + try { + val.value = val.value; + } catch { + return true; + } + } + return false; +}; + +var relocateExports = (exports, memoryBase = 0) => { + function relocateExport(name, value) { + // Detect immuable wasm global exports. These represent data addresses + // which are relative to `memoryBase` + if (isImmutableGlobal(value)) { + return value.value + memoryBase; + } + // Return unmodified value (no relocation required). + return value; + } + var relocated = {}; + for (var e in exports) { + relocated[e] = relocateExport(e, exports[e]); + } + return relocated; +}; + +var isSymbolDefined = symName => { + // Ignore 'stub' symbols that are auto-generated as part of the original + // `wasmImports` used to instantiate the main module. + var existing = wasmImports[symName]; + if (!existing || existing.stub) { + return false; + } + // Even if a symbol exists in wasmImports, and is not itself a stub, it + // could be an ASYNCIFY wrapper function that wraps a stub function. + if (symName in asyncifyStubs && !asyncifyStubs[symName]) { + return false; + } + return true; +}; + +var createNamedFunction = (name, func) => Object.defineProperty(func, "name", { + value: name +}); + +var stackSave = () => _emscripten_stack_get_current(); + +var stackRestore = val => __emscripten_stack_restore(val); + +var createInvokeFunction = sig => (ptr, ...args) => { + var sp = stackSave(); + try { + return dynCall(sig, ptr, args); + } catch (e) { + stackRestore(sp); + // Create a try-catch guard that rethrows the Emscripten EH exception. + // Exceptions thrown from C++ will be a pointer (number) and longjmp + // will throw the number Infinity. Use the compact and fast "e !== e+0" + // test to check if e was not a Number. + if (e !== e + 0) throw e; + _setThrew(1, 0); + // In theory this if statement could be done on + // creating the function, but I just added this to + // save wasting code space as it only happens on exception. + if (sig[0] == "j") return 0n; + } +}; + +var resolveGlobalSymbol = (symName, direct = false) => { + var sym; + if (isSymbolDefined(symName)) { + sym = wasmImports[symName]; + } else if (symName.startsWith("invoke_")) { + // Create (and cache) new invoke_ functions on demand. + sym = wasmImports[symName] = createNamedFunction(symName, createInvokeFunction(symName.split("_")[1])); + } + return { + sym, + name: symName + }; +}; + +var onPostCtors = []; + +var addOnPostCtor = cb => onPostCtors.push(cb); + +/** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index. + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead, ignoreNul) : ""; + +/** + * @param {string=} libName + * @param {Object=} localScope + * @param {number=} handle + */ var loadWebAssemblyModule = (binary, flags, libName, localScope, handle) => { + var metadata = getDylinkMetadata(binary); + // loadModule loads the wasm module after all its dependencies have been loaded. + // can be called both sync/async. + function loadModule() { + // alignments are powers of 2 + var memAlign = Math.pow(2, metadata.memoryAlign); + // prepare memory + var memoryBase = metadata.memorySize ? alignMemory(getMemory(metadata.memorySize + memAlign), memAlign) : 0; + // TODO: add to cleanups + var tableBase = metadata.tableSize ? wasmTable.length : 0; + if (handle) { + HEAP8[(handle) + (8)] = 1; + HEAPU32[(((handle) + (12)) >> 2)] = memoryBase; + HEAP32[(((handle) + (16)) >> 2)] = metadata.memorySize; + HEAPU32[(((handle) + (20)) >> 2)] = tableBase; + HEAP32[(((handle) + (24)) >> 2)] = metadata.tableSize; + } + if (metadata.tableSize) { + wasmTable.grow(metadata.tableSize); + } + // This is the export map that we ultimately return. We declare it here + // so it can be used within resolveSymbol. We resolve symbols against + // this local symbol map in the case there they are not present on the + // global Module object. We need this fallback because Modules sometime + // need to import their own symbols + var moduleExports; + function resolveSymbol(sym) { + var resolved = resolveGlobalSymbol(sym).sym; + if (!resolved && localScope) { + resolved = localScope[sym]; + } + if (!resolved) { + resolved = moduleExports[sym]; + } + return resolved; + } + // TODO kill ↓↓↓ (except "symbols local to this module", it will likely be + // not needed if we require that if A wants symbols from B it has to link + // to B explicitly: similarly to -Wl,--no-undefined) + // wasm dynamic libraries are pure wasm, so they cannot assist in + // their own loading. When side module A wants to import something + // provided by a side module B that is loaded later, we need to + // add a layer of indirection, but worse, we can't even tell what + // to add the indirection for, without inspecting what A's imports + // are. To do that here, we use a JS proxy (another option would + // be to inspect the binary directly). + var proxyHandler = { + get(stubs, prop) { + // symbols that should be local to this module + switch (prop) { + case "__memory_base": + return memoryBase; + + case "__table_base": + return tableBase; + } + if (prop in wasmImports && !wasmImports[prop].stub) { + // No stub needed, symbol already exists in symbol table + var res = wasmImports[prop]; + // Asyncify wraps exports, and we need to look through those wrappers. + if (res.orig) { + res = res.orig; + } + return res; + } + // Return a stub function that will resolve the symbol + // when first called. + if (!(prop in stubs)) { + var resolved; + stubs[prop] = (...args) => { + resolved ||= resolveSymbol(prop); + return resolved(...args); + }; + } + return stubs[prop]; + } + }; + var proxy = new Proxy({}, proxyHandler); + currentModuleWeakSymbols = metadata.weakImports; + var info = { + "GOT.mem": new Proxy({}, GOTHandler), + "GOT.func": new Proxy({}, GOTHandler), + "env": proxy, + "wasi_snapshot_preview1": proxy + }; + function postInstantiation(module, instance) { + // add new entries to functionsInTableMap + updateTableMap(tableBase, metadata.tableSize); + moduleExports = relocateExports(instance.exports, memoryBase); + updateGOT(moduleExports); + moduleExports = Asyncify.instrumentWasmExports(moduleExports); + if (!flags.allowUndefined) { + reportUndefinedSymbols(); + } + function addEmAsm(addr, body) { + var args = []; + for (var arity = 0; ;arity++) { + var argName = "$" + arity; + if (!body.includes(argName)) break; + args.push(argName); + } + args = args.join(","); + var func = `(${args}) => { ${body} };`; + ASM_CONSTS[start] = eval(func); + } + // Add any EM_ASM function that exist in the side module + if ("__start_em_asm" in moduleExports) { + var start = moduleExports["__start_em_asm"]; + var stop = moduleExports["__stop_em_asm"]; + while (start < stop) { + var jsString = UTF8ToString(start); + addEmAsm(start, jsString); + start = HEAPU8.indexOf(0, start) + 1; + } + } + function addEmJs(name, cSig, body) { + // The signature here is a C signature (e.g. "(int foo, char* bar)"). + // See `create_em_js` in emcc.py` for the build-time version of this + // code. + var jsArgs = []; + cSig = cSig.slice(1, -1); + if (cSig != "void") { + cSig = cSig.split(","); + for (var arg of cSig) { + var jsArg = arg.split(" ").pop(); + jsArgs.push(jsArg.replace("*", "")); + } + } + var func = `(${jsArgs}) => ${body};`; + moduleExports[name] = eval(func); + } + for (var name in moduleExports) { + if (name.startsWith("__em_js__")) { + var start = moduleExports[name]; + var jsString = UTF8ToString(start); + // EM_JS strings are stored in the data section in the form + // SIG<::>BODY. + var [sig, body] = jsString.split("<::>"); + addEmJs(name.replace("__em_js__", ""), sig, body); + delete moduleExports[name]; + } + } + // initialize the module + var applyRelocs = moduleExports["__wasm_apply_data_relocs"]; + if (applyRelocs) { + if (runtimeInitialized) { + applyRelocs(); + } else { + __RELOC_FUNCS__.push(applyRelocs); + } + } + var init = moduleExports["__wasm_call_ctors"]; + if (init) { + if (runtimeInitialized) { + init(); + } else { + // we aren't ready to run compiled code yet + addOnPostCtor(init); + } + } + return moduleExports; + } + if (flags.loadAsync) { + return (async () => { + var instance; + if (binary instanceof WebAssembly.Module) { + instance = new WebAssembly.Instance(binary, info); + } else { + // Destructuring assignment without declaration has to be wrapped + // with parens or parser will treat the l-value as an object + // literal instead. + (((({module: binary, instance} = await WebAssembly.instantiate(binary, info))))); + } + return postInstantiation(binary, instance); + })(); + } + var module = binary instanceof WebAssembly.Module ? binary : new WebAssembly.Module(binary); + var instance = new WebAssembly.Instance(module, info); + return postInstantiation(module, instance); + } + // We need to set rpath in flags based on the current library's rpath. + // We can't mutate flags or else if a depends on b and c and b depends on d, + // then c will be loaded with b's rpath instead of a's. + flags = { + ...flags, + rpath: { + parentLibPath: libName, + paths: metadata.runtimePaths + } + }; + // now load needed libraries and the module itself. + if (flags.loadAsync) { + return metadata.neededDynlibs.reduce((chain, dynNeeded) => chain.then(() => loadDynamicLibrary(dynNeeded, flags, localScope)), Promise.resolve()).then(loadModule); + } + for (var needed of metadata.neededDynlibs) { + loadDynamicLibrary(needed, flags, localScope); + } + return loadModule(); +}; + +var mergeLibSymbols = (exports, libName) => { + registerDynCallSymbols(exports); + // add symbols into global namespace TODO: weak linking etc. + for (var [sym, exp] of Object.entries(exports)) { + // When RTLD_GLOBAL is enabled, the symbols defined by this shared object + // will be made available for symbol resolution of subsequently loaded + // shared objects. + // We should copy the symbols (which include methods and variables) from + // SIDE_MODULE to MAIN_MODULE. + const setImport = target => { + if (target in asyncifyStubs) { + asyncifyStubs[target] = exp; + } + if (!isSymbolDefined(target)) { + wasmImports[target] = exp; + } + }; + setImport(sym); + // Special case for handling of main symbol: If a side module exports + // `main` that also acts a definition for `__main_argc_argv` and vice + // versa. + const main_alias = "__main_argc_argv"; + if (sym == "main") { + setImport(main_alias); + } + if (sym == main_alias) { + setImport("main"); + } + } +}; + +var asyncLoad = async url => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); +}; + +var preloadPlugins = []; + +var registerWasmPlugin = () => { + // Use string keys here for public methods to avoid minification since the + // plugin consumer also uses string keys. + var wasmPlugin = { + promiseChainEnd: Promise.resolve(), + "canHandle": name => !Module["noWasmDecoding"] && name.endsWith(".so"), + "handle": async (byteArray, name) => // loadWebAssemblyModule can not load modules out-of-order, so rather + // than just running the promises in parallel, this makes a chain of + // promises to run in series. + wasmPlugin.promiseChainEnd = wasmPlugin.promiseChainEnd.then(async () => { + try { + var exports = await loadWebAssemblyModule(byteArray, { + loadAsync: true, + nodelete: true + }, name, {}); + } catch (error) { + throw new Error(`failed to instantiate wasm: ${name}: ${error}`); + } + preloadedWasm[name] = exports; + return byteArray; + }) + }; + preloadPlugins.push(wasmPlugin); +}; + +var preloadedWasm = {}; + +var PATH = { + isAbs: path => path.charAt(0) === "/", + splitPath: filename => { + var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === ".") { + parts.splice(i, 1); + } else if (last === "..") { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (;up; up--) { + parts.unshift(".."); + } + } + return parts; + }, + normalize: path => { + var isAbsolute = PATH.isAbs(path), trailingSlash = path.slice(-1) === "/"; + // Normalize the path + path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); + if (!path && !isAbsolute) { + path = "."; + } + if (path && trailingSlash) { + path += "/"; + } + return (isAbsolute ? "/" : "") + path; + }, + dirname: path => { + var result = PATH.splitPath(path), root = result[0], dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return "."; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.slice(0, -1); + } + return root + dir; + }, + basename: path => path && path.match(/([^\/]+|\/)\/*$/)[1], + join: (...paths) => PATH.normalize(paths.join("/")), + join2: (l, r) => PATH.normalize(l + "/" + r) +}; + +var replaceORIGIN = (parentLibName, rpath) => { + if (rpath.startsWith("$ORIGIN")) { + // TODO: what to do if we only know the relative path of the file? It will return "." here. + var origin = PATH.dirname(parentLibName); + return rpath.replace("$ORIGIN", origin); + } + return rpath; +}; + +var withStackSave = f => { + var stack = stackSave(); + var ret = f(); + stackRestore(stack); + return ret; +}; + +var stackAlloc = sz => __emscripten_stack_alloc(sz); + +var lengthBytesUTF8 = str => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; +}; + +var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.codePointAt(i); + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. + // We need to manually skip over the second code unit for correct iteration. + i++; + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; +}; + +var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + +var stringToUTF8OnStack = str => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; +}; + +var initRandomFill = () => view => crypto.getRandomValues(view); + +var randomFill = view => { + // Lazily init on the first invocation. + (randomFill = initRandomFill())(view); +}; + +var PATH_FS = { + resolve: (...args) => { + var resolvedPath = "", resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = (i >= 0) ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != "string") { + throw new TypeError("Arguments to path.resolve must be strings"); + } else if (!path) { + return ""; + } + resolvedPath = path + "/" + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); + return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).slice(1); + to = PATH_FS.resolve(to).slice(1); + function trim(arr) { + var start = 0; + for (;start < arr.length; start++) { + if (arr[start] !== "") break; + } + var end = arr.length - 1; + for (;end >= 0; end--) { + if (arr[end] !== "") break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split("/")); + var toParts = trim(to.split("/")); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push(".."); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join("/"); + } +}; + +var FS_stdin_getChar_buffer = []; + +/** @type {function(string, boolean=, number=)} */ var intArrayFromString = (stringy, dontAddNull, length) => { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; +}; + +var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes("EOF")) bytesRead = 0; else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString("utf-8"); + } + } else {} + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); +}; + +var TTY = { + ttys: [], + init() {}, + shutdown() {}, + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [ 24, 80 ]; + } + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + } + } +}; + +var zeroMemory = (ptr, size) => HEAPU8.fill(0, ptr, ptr + size); + +var mmapAlloc = size => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; +}; + +var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, "/", 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink + }, + stream: { + llseek: MEMFS.stream_ops.llseek + } + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync + } + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink + }, + stream: {} + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: FS.chrdev_stream_ops + } + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); + } + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of [ "mode", "atime", "mtime", "ctime" ]) { + if (attr[key] != null) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + if (!MEMFS.doesNotExistError) { + MEMFS.doesNotExistError = new FS.ErrnoError(44); + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = ""; + } + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = new_dir.mtime = old_node.parent.ctime = old_node.parent.mtime = Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return [ ".", "..", ...Object.keys(node.contents) ]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + } + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set(contents.subarray(position, position + size), offset); + } else { + for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if (buffer.subarray && (!node.contents || node.contents.subarray)) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray(offset, offset + length); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set(buffer.subarray(offset, offset + length), position); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set(buffer.subarray(offset, offset + length), position); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if (!(flags & 2) && contents && contents.buffer === HEAP8.buffer) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if (position > 0 || position + length < contents.length) { + if (contents.subarray) { + contents = contents.subarray(position, position + length); + } else { + contents = Array.prototype.slice.call(contents, position, position + length); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + } + } +}; + +var FS_modeStringToFlags = str => { + var flagModes = { + "r": 0, + "r+": 2, + "w": 512 | 64 | 1, + "w+": 512 | 64 | 2, + "a": 1024 | 64 | 1, + "a+": 1024 | 64 | 2 + }; + var flags = flagModes[str]; + if (typeof flags == "undefined") { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; +}; + +var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; +}; + +var ERRNO_CODES = { + "EPERM": 63, + "ENOENT": 44, + "ESRCH": 71, + "EINTR": 27, + "EIO": 29, + "ENXIO": 60, + "E2BIG": 1, + "ENOEXEC": 45, + "EBADF": 8, + "ECHILD": 12, + "EAGAIN": 6, + "EWOULDBLOCK": 6, + "ENOMEM": 48, + "EACCES": 2, + "EFAULT": 21, + "ENOTBLK": 105, + "EBUSY": 10, + "EEXIST": 20, + "EXDEV": 75, + "ENODEV": 43, + "ENOTDIR": 54, + "EISDIR": 31, + "EINVAL": 28, + "ENFILE": 41, + "EMFILE": 33, + "ENOTTY": 59, + "ETXTBSY": 74, + "EFBIG": 22, + "ENOSPC": 51, + "ESPIPE": 70, + "EROFS": 69, + "EMLINK": 34, + "EPIPE": 64, + "EDOM": 18, + "ERANGE": 68, + "ENOMSG": 49, + "EIDRM": 24, + "ECHRNG": 106, + "EL2NSYNC": 156, + "EL3HLT": 107, + "EL3RST": 108, + "ELNRNG": 109, + "EUNATCH": 110, + "ENOCSI": 111, + "EL2HLT": 112, + "EDEADLK": 16, + "ENOLCK": 46, + "EBADE": 113, + "EBADR": 114, + "EXFULL": 115, + "ENOANO": 104, + "EBADRQC": 103, + "EBADSLT": 102, + "EDEADLOCK": 16, + "EBFONT": 101, + "ENOSTR": 100, + "ENODATA": 116, + "ETIME": 117, + "ENOSR": 118, + "ENONET": 119, + "ENOPKG": 120, + "EREMOTE": 121, + "ENOLINK": 47, + "EADV": 122, + "ESRMNT": 123, + "ECOMM": 124, + "EPROTO": 65, + "EMULTIHOP": 36, + "EDOTDOT": 125, + "EBADMSG": 9, + "ENOTUNIQ": 126, + "EBADFD": 127, + "EREMCHG": 128, + "ELIBACC": 129, + "ELIBBAD": 130, + "ELIBSCN": 131, + "ELIBMAX": 132, + "ELIBEXEC": 133, + "ENOSYS": 52, + "ENOTEMPTY": 55, + "ENAMETOOLONG": 37, + "ELOOP": 32, + "EOPNOTSUPP": 138, + "EPFNOSUPPORT": 139, + "ECONNRESET": 15, + "ENOBUFS": 42, + "EAFNOSUPPORT": 5, + "EPROTOTYPE": 67, + "ENOTSOCK": 57, + "ENOPROTOOPT": 50, + "ESHUTDOWN": 140, + "ECONNREFUSED": 14, + "EADDRINUSE": 3, + "ECONNABORTED": 13, + "ENETUNREACH": 40, + "ENETDOWN": 38, + "ETIMEDOUT": 73, + "EHOSTDOWN": 142, + "EHOSTUNREACH": 23, + "EINPROGRESS": 26, + "EALREADY": 7, + "EDESTADDRREQ": 17, + "EMSGSIZE": 35, + "EPROTONOSUPPORT": 66, + "ESOCKTNOSUPPORT": 137, + "EADDRNOTAVAIL": 4, + "ENETRESET": 39, + "EISCONN": 30, + "ENOTCONN": 53, + "ETOOMANYREFS": 141, + "EUSERS": 136, + "EDQUOT": 19, + "ESTALE": 72, + "ENOTSUP": 138, + "ENOMEDIUM": 148, + "EILSEQ": 25, + "EOVERFLOW": 61, + "ECANCELED": 11, + "ENOTRECOVERABLE": 56, + "EOWNERDEAD": 62, + "ESTRPIPE": 135 +}; + +var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding("constants")["fs"]; + NODEFS.flagsForNodeMap = { + 1024: flags["O_APPEND"], + 64: flags["O_CREAT"], + 128: flags["O_EXCL"], + 256: flags["O_NOCTTY"], + 0: flags["O_RDONLY"], + 2: flags["O_RDWR"], + 4096: flags["O_SYNC"], + 512: flags["O_TRUNC"], + 1: flags["O_WRONLY"], + 131072: flags["O_NOFOLLOW"] + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + getattr(func, node) { + var stat = NODEFS.tryFSOperation(func); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: node.id, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + }, + setattr(arg, node, attr, chmod, utimes, truncate, stat) { + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + chmod(arg, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (typeof (attr.atime ?? attr.mtime) === "number") { + // Unfortunately, we have to stat the current value if we don't want + // to change it. On top of that, since the times don't round trip + // this will only keep the value nearly unchanged not exactly + // unchanged. See: + // https://github.com/nodejs/node/issues/56492 + var atime = new Date(attr.atime ?? stat(arg).atime); + var mtime = new Date(attr.mtime ?? stat(arg).mtime); + utimes(arg, atime, mtime); + } + if (attr.size !== undefined) { + truncate(arg, attr.size); + } + }); + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + return NODEFS.getattr(() => fs.lstatSync(path), node); + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + if (attr.mode != null && attr.dontFollow) { + throw new FS.ErrnoError(52); + } + NODEFS.setattr(path, node, attr, fs.chmodSync, fs.utimesSync, fs.truncateSync, fs.lstatSync); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, "", { + mode: node.mode + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + } + }, + stream_ops: { + getattr(stream) { + return NODEFS.getattr(() => fs.fstatSync(stream.nfd), stream.node); + }, + setattr(stream, attr) { + NODEFS.setattr(stream.nfd, stream.node, attr, fs.fchmodSync, fs.futimesSync, fs.ftruncateSync, fs.fstatSync); + }, + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + stream.shared.refcount = 1; + stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if (stream.nfd && --stream.shared.refcount === 0) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + } + } +}; + +var PROXYFS = { + mount(mount) { + return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, "", { + mode: node.mode + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr(stream.node); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + } + } +}; + +var FS_createDataFile = (...args) => FS.createDataFile(...args); + +var getUniqueRunDependency = id => id; + +var FS_handledByPreloadPlugin = async (byteArray, fullname) => { + // Ensure plugins are ready. + if (typeof Browser != "undefined") Browser.init(); + for (var plugin of preloadPlugins) { + if (plugin["canHandle"](fullname)) { + return plugin["handle"](byteArray, fullname); + } + } + // In no plugin handled this file then return the original/unmodified + // byteArray. + return byteArray; +}; + +var FS_preloadFile = async (parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + addRunDependency(dep); + try { + var byteArray = url; + if (typeof url == "string") { + byteArray = await asyncLoad(url); + } + byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); + } + } finally { + removeRunDependency(dep); + } +}; + +var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { + FS_preloadFile(parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish).then(onload).catch(onerror); +}; + +var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: "/", + initialized: false, + ignorePermissions: true, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + ErrnoError: class { + name="ErrnoError"; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + FSStream: class { + shared={}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return (this.flags & 1024); + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops={}; + stream_ops={}; + readMode=292 | 73; + writeMode=146; + mounted=null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val ? this.mode |= this.readMode : this.mode &= ~this.readMode; + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) { + throw new FS.ErrnoError(44); + } + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + "/" + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split("/").filter(p => !!p); + // start at the root + var current = FS.root; + var current_path = "/"; + for (var i = 0; i < parts.length; i++) { + var islast = (i === parts.length - 1); + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === ".") { + continue; + } + if (parts[i] === "..") { + current_path = PATH.dirname(current_path); + if (FS.isRoot(current)) { + path = current_path + "/" + parts.slice(i + 1).join("/"); + // We're making progress here, don't let many consecutive ..'s + // lead to ELOOP + nlinks--; + continue linkloop; + } else { + current = current.parent; + } + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if ((e?.errno === 44) && islast && opts.noent_okay) { + return { + path: current_path + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if (FS.isMountpoint(current) && (!islast || opts.follow_mount)) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + "/" + link; + } + path = link + "/" + parts.slice(i + 1).join("/"); + continue linkloop; + } + } + return { + path: current_path, + node: current + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = [ "r", "w", "rw" ][flag & 3]; + if ((flag & 512)) { + perms += "w"; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes("r") && !(node.mode & 292)) { + return 2; + } else if (perms.includes("w") && !(node.mode & 146)) { + return 2; + } else if (perms.includes("x") && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, "x"); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, "wx"); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, "wx"); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if (FS.flagsToPermissionString(flags) !== "r" || (flags & (512 | 64))) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + checkOpExists(op, err) { + if (!op) { + throw new FS.ErrnoError(err); + } + return op; + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: fd => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream, stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + doSetAttr(stream, node, attr) { + var setattr = stream?.stream_ops.setattr; + var arg = setattr ? stream : node; + setattr ??= node.node_ops.setattr; + FS.checkOpExists(setattr, 63); + setattr(arg, attr); + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + } + }, + major: dev => ((dev) >> 8), + minor: dev => ((dev) & 255), + makedev: (ma, mi) => ((ma) << 8 | (mi)), + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops + }; + }, + getDevice: dev => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [ mount ]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == "function") { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + for (var mount of mounts) { + if (mount.type.syncfs) { + mount.type.syncfs(mount, populate, done); + } else { + done(null); + } + } + }, + mount(type, opts, mountpoint) { + var root = mountpoint === "/"; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + + } + var mount = { + type, + opts, + mountpoint, + mounts: [] + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + for (var [hash, current] of Object.entries(FS.nameTable)) { + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + } + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name) { + throw new FS.ErrnoError(28); + } + if (name === "." || name === "..") { + throw new FS.ErrnoError(20); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + return FS.statfsNode(FS.lookupPath(path, { + follow: true + }).node); + }, + statfsStream(stream) { + // We keep a separate statfsStream function because noderawfs overrides + // it. In noderawfs, stream.node is sometimes null. Instead, we need to + // look at stream.path. + return FS.statfsNode(stream.node); + }, + statfsNode(node) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. Currently nodefs and rawfs replace these defaults, + // other file systems leave them alone. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255 + }; + if (node.node_ops.statfs) { + Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split("/"); + var d = ""; + for (var dir of dirs) { + if (!dir) continue; + if (d || PATH.isAbs(path)) d += "/"; + d += dir; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == "undefined") { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var readdir = FS.checkOpExists(node.node_ops.readdir, 54); + return readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + var node = lookup.node; + var getattr = FS.checkOpExists(node.node_ops.getattr, 63); + return getattr(node); + }, + fstat(fd) { + var stream = FS.getStreamChecked(fd); + var node = stream.node; + var getattr = stream.stream_ops.getattr; + var arg = getattr ? stream : node; + getattr ??= node.node_ops.getattr; + FS.checkOpExists(getattr, 63); + return getattr(arg); + }, + lstat(path) { + return FS.stat(path, true); + }, + doChmod(stream, node, mode, dontFollow) { + FS.doSetAttr(stream, node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + dontFollow + }); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChmod(null, node, mode, dontFollow); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.doChmod(stream, stream.node, mode, false); + }, + doChown(stream, node, dontFollow) { + FS.doSetAttr(stream, node, { + timestamp: Date.now(), + dontFollow + }); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChown(null, node, dontFollow); + }, + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.doChown(stream, stream.node, false); + }, + doTruncate(stream, node, len) { + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.doSetAttr(stream, node, { + size: len, + timestamp: Date.now() + }); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: true + }); + node = lookup.node; + } else { + node = path; + } + FS.doTruncate(null, node, len); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if (len < 0 || (stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.doTruncate(stream, stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var setattr = FS.checkOpExists(node.node_ops.setattr, 63); + setattr(node, { + atime, + mtime + }); + }, + open(path, flags, mode = 438) { + if (path === "") { + throw new FS.ErrnoError(44); + } + flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; + if ((flags & 64)) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + var isDirPath; + if (typeof path == "object") { + node = path; + } else { + isDirPath = path.endsWith("/"); + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if ((flags & 64)) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if ((flags & 128)) { + throw new FS.ErrnoError(20); + } + } else if (isDirPath) { + throw new FS.ErrnoError(31); + } else { + // node doesn't exist, try to create it + // Ignore the permission bits here to ensure we can `open` this new + // file below. We use chmod below the apply the permissions once the + // file is open. + node = FS.mknod(path, mode | 511, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if ((flags & 65536) && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if ((flags & 512) && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (created) { + FS.chmod(node, mode & 511); + } + if (Module["logReadFiles"] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap(stream, length, position, prot, flags); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || "binary"; + if (opts.encoding !== "utf8" && opts.encoding !== "binary") { + abort(`Invalid encoding type "${opts.encoding}"`); + } + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === "utf8") { + buf = UTF8ArrayToString(buf); + } + FS.close(stream); + return buf; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == "string") { + data = new Uint8Array(intArrayFromString(data, true)); + } + if (ArrayBuffer.isView(data)) { + FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); + } else { + abort("Unsupported data type"); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, "x"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir("/tmp"); + FS.mkdir("/home"); + FS.mkdir("/home/web_user"); + }, + createDefaultDevices() { + // create /dev + FS.mkdir("/dev"); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0 + }); + FS.mkdev("/dev/null", FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev("/dev/tty", FS.makedev(5, 0)); + FS.mkdev("/dev/tty1", FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomFill(randomBuffer); + randomLeft = randomBuffer.byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice("/dev", "random", randomByte); + FS.createDevice("/dev", "urandom", randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir("/dev/shm"); + FS.mkdir("/dev/shm/tmp"); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir("/proc"); + var proc_self = FS.mkdir("/proc/self"); + FS.mkdir("/proc/self/fd"); + FS.mount({ + mount() { + var node = FS.createNode(proc_self, "fd", 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: "fake" + }, + node_ops: { + readlink: () => stream.path + }, + id: fd + 1 + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()).filter(([k, v]) => v).map(([k, v]) => k.toString()); + } + }; + return node; + } + }, {}, "/proc/self/fd"); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice("/dev", "stdin", input); + } else { + FS.symlink("/dev/tty", "/dev/stdin"); + } + if (output) { + FS.createDevice("/dev", "stdout", null, output); + } else { + FS.symlink("/dev/tty", "/dev/stdout"); + } + if (error) { + FS.createDevice("/dev", "stderr", null, error); + } else { + FS.symlink("/dev/tty1", "/dev/stderr"); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open("/dev/stdin", 0); + var stdout = FS.open("/dev/stdout", 1); + var stderr = FS.open("/dev/stderr", 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, "/"); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + "MEMFS": MEMFS, + "NODEFS": NODEFS, + "PROXYFS": PROXYFS + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module["stdin"]; + output ??= Module["stdout"]; + error ??= Module["stderr"]; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var stream of FS.streams) { + if (stream) { + FS.close(stream); + } + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null + }; + try { + var lookup = FS.lookupPath(path, { + parent: true + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === "/"; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + var parts = path.split("/").reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) { + if (e.errno != 20) throw e; + } + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == "string") { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; + if (globalThis.XMLHttpRequest) { + abort("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown=false; + chunks=[]; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest; + xhr.open("HEAD", url, false); + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + var datalength = Number(xhr.getResponseHeader("Content-length")); + var header; + var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; + var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) abort("invalid range (" + from + ", " + to + ") or no bytes requested!"); + if (to > datalength - 1) abort("only " + datalength + " bytes available! programmer error!"); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest; + xhr.open("GET", url, false); + if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); + // Some hints to the browser that we want binary data. + xhr.responseType = "arraybuffer"; + if (xhr.overrideMimeType) { + xhr.overrideMimeType("text/plain; charset=x-user-defined"); + } + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + if (xhr.response !== undefined) { + return new Uint8Array(/** @type{Array} */ (xhr.response || [])); + } + return intArrayFromString(xhr.responseText || "", true); + }; + var lazyArray = this; + lazyArray.setDataGetter(chunkNum => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == "undefined") { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == "undefined") abort("doXHR failed!"); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out("LazyFiles on gzip forces download of the whole file when length is accessed"); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (globalThis.XMLHttpRequest) { + if (!ENVIRONMENT_IS_WORKER) abort("Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"); + var lazyArray = new LazyUint8Array; + var properties = { + isDevice: false, + contents: lazyArray + }; + } else { + var properties = { + isDevice: false, + url + }; + } + var node = FS.createFile(parent, name, properties, canRead, canWrite); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function() { + return this.contents.length; + } + } + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + for (const [key, fn] of Object.entries(node.stream_ops)) { + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + } + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true + }; + }; + node.stream_ops = stream_ops; + return node; + } +}; + +var findLibraryFS = (libName, rpath) => { + // If we're preloading a dynamic library, the runtime is not ready to call + // __wasmfs_identify or __emscripten_find_dylib. So just quit out. + // This means that DT_NEEDED for the main module and transitive dependencies + // of it won't work with this code path. Similarly, it means that calling + // loadDynamicLibrary in a preRun hook can't use this code path. + if (!runtimeInitialized) { + return undefined; + } + if (PATH.isAbs(libName)) { + try { + FS.lookupPath(libName); + return libName; + } catch (e) { + return undefined; + } + } + var rpathResolved = (rpath?.paths || []).map(p => replaceORIGIN(rpath?.parentLibPath, p)); + return withStackSave(() => { + // In dylink.c we use: `char buf[2*NAME_MAX+2];` and NAME_MAX is 255. + // So we use the same size here. + var bufSize = 2 * 255 + 2; + var buf = stackAlloc(bufSize); + var rpathC = stringToUTF8OnStack(rpathResolved.join(":")); + var libNameC = stringToUTF8OnStack(libName); + var resLibNameC = __emscripten_find_dylib(buf, rpathC, libNameC, bufSize); + return resLibNameC ? UTF8ToString(resLibNameC) : undefined; + }); +}; + +var registerDynCallSymbols = exports => { + for (var [sym, exp] of Object.entries(exports)) { + if (sym.startsWith("dynCall_")) { + var sig = sym.substring(8); + if (!dynCalls.hasOwnProperty(sig)) { + dynCalls[sig] = exp; + } + } + } +}; + +/** + * @param {number=} handle + * @param {Object=} localScope + */ function loadDynamicLibrary(libName, flags = { + global: true, + nodelete: true +}, localScope, handle) { + // when loadDynamicLibrary did not have flags, libraries were loaded + // globally & permanently + var dso = LDSO.loadedLibsByName[libName]; + if (dso) { + // the library is being loaded or has been loaded already. + if (!flags.global) { + if (localScope) { + Object.assign(localScope, dso.exports); + } + registerDynCallSymbols(dso.exports); + } else if (!dso.global) { + // The library was previously loaded only locally but not + // we have a request with global=true. + dso.global = true; + mergeLibSymbols(dso.exports, libName); + } + // same for "nodelete" + if (flags.nodelete && dso.refcount !== Infinity) { + dso.refcount = Infinity; + } + dso.refcount++; + if (handle) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return flags.loadAsync ? Promise.resolve(true) : true; + } + // allocate new DSO + dso = newDSO(libName, handle, "loading"); + dso.refcount = flags.nodelete ? Infinity : 1; + dso.global = flags.global; + // libName -> libData + function loadLibData() { + // for wasm, we can use fetch for async, but for fs mode we can only imitate it + if (handle) { + var data = HEAPU32[(((handle) + (28)) >> 2)]; + var dataSize = HEAPU32[(((handle) + (32)) >> 2)]; + if (data && dataSize) { + var libData = HEAP8.slice(data, data + dataSize); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + } + var f = findLibraryFS(libName, flags.rpath); + if (f) { + var libData = FS.readFile(f, { + encoding: "binary" + }); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + var libFile = locateFile(libName); + if (flags.loadAsync) { + return asyncLoad(libFile); + } + // load the binary synchronously + if (!readBinary) { + throw new Error(`${libFile}: file not found, and synchronous loading of external files is not available`); + } + return readBinary(libFile); + } + // libName -> exports + function getExports() { + // lookup preloaded cache first + var preloaded = preloadedWasm[libName]; + if (preloaded) { + return flags.loadAsync ? Promise.resolve(preloaded) : preloaded; + } + // module not preloaded - load lib data and create new module from it + if (flags.loadAsync) { + return loadLibData().then(libData => loadWebAssemblyModule(libData, flags, libName, localScope, handle)); + } + return loadWebAssemblyModule(loadLibData(), flags, libName, localScope, handle); + } + // module for lib is loaded - update the dso & global namespace + function moduleLoaded(exports) { + if (dso.global) { + mergeLibSymbols(exports, libName); + } else if (localScope) { + Object.assign(localScope, exports); + registerDynCallSymbols(exports); + } + dso.exports = exports; + } + if (flags.loadAsync) { + return getExports().then(exports => { + moduleLoaded(exports); + return true; + }); + } + moduleLoaded(getExports()); + return true; +} + +var reportUndefinedSymbols = () => { + for (var [symName, entry] of Object.entries(GOT)) { + if (entry.value == -1) { + var value = resolveGlobalSymbol(symName, true).sym; + if (!value && !entry.required) { + // Ignore undefined symbols that are imported as weak. + entry.value = 0; + continue; + } + if (typeof value == "function") { + /** @suppress {checkTypes} */ entry.value = addFunction(value, value.sig); + } else if (typeof value == "number") { + entry.value = value; + } else { + throw new Error(`bad export type for '${symName}': ${typeof value} (${value})`); + } + } + } +}; + +var loadDylibs = async () => { + if (!dynamicLibraries.length) { + reportUndefinedSymbols(); + return; + } + addRunDependency("loadDylibs"); + // Load binaries asynchronously + for (var lib of dynamicLibraries) { + await loadDynamicLibrary(lib, { + loadAsync: true, + global: true, + nodelete: true, + allowUndefined: true + }); + } + // we got them all, wonderful + reportUndefinedSymbols(); + removeRunDependency("loadDylibs"); +}; + +var noExitRuntime = false; + +var ___assert_fail = (condition, filename, line, func) => abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); + +___assert_fail.sig = "vppip"; + +var ___asyncify_data = new WebAssembly.Global({ + "value": "i32", + "mutable": true +}, 0); + +var ___asyncify_state = new WebAssembly.Global({ + "value": "i32", + "mutable": true +}, 0); + +var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); + +___call_sighandler.sig = "vpi"; + +var exceptionLast = 0; + +class ExceptionInfo { + // excPtr - Thrown object pointer to wrap. Metadata pointer is calculated from it. + constructor(excPtr) { + this.excPtr = excPtr; + this.ptr = excPtr - 24; + } + set_type(type) { + HEAPU32[(((this.ptr) + (4)) >> 2)] = type; + } + get_type() { + return HEAPU32[(((this.ptr) + (4)) >> 2)]; + } + set_destructor(destructor) { + HEAPU32[(((this.ptr) + (8)) >> 2)] = destructor; + } + get_destructor() { + return HEAPU32[(((this.ptr) + (8)) >> 2)]; + } + set_caught(caught) { + caught = caught ? 1 : 0; + HEAP8[(this.ptr) + (12)] = caught; + } + get_caught() { + return HEAP8[(this.ptr) + (12)] != 0; + } + set_rethrown(rethrown) { + rethrown = rethrown ? 1 : 0; + HEAP8[(this.ptr) + (13)] = rethrown; + } + get_rethrown() { + return HEAP8[(this.ptr) + (13)] != 0; + } + // Initialize native structure fields. Should be called once after allocated. + init(type, destructor) { + this.set_adjusted_ptr(0); + this.set_type(type); + this.set_destructor(destructor); + } + set_adjusted_ptr(adjustedPtr) { + HEAPU32[(((this.ptr) + (16)) >> 2)] = adjustedPtr; + } + get_adjusted_ptr() { + return HEAPU32[(((this.ptr) + (16)) >> 2)]; + } +} + +var setTempRet0 = val => __emscripten_tempret_set(val); + +var findMatchingCatch = args => { + var thrown = exceptionLast; + if (!thrown) { + // just pass through the null ptr + setTempRet0(0); + return 0; + } + var info = new ExceptionInfo(thrown); + info.set_adjusted_ptr(thrown); + var thrownType = info.get_type(); + if (!thrownType) { + // just pass through the thrown ptr + setTempRet0(0); + return thrown; + } + // can_catch receives a **, add indirection + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var caughtType of args) { + if (caughtType === 0 || caughtType === thrownType) { + // Catch all clause matched or exactly the same type is caught + break; + } + var adjusted_ptr_addr = info.ptr + 16; + if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { + setTempRet0(caughtType); + return thrown; + } + } + setTempRet0(thrownType); + return thrown; +}; + +var ___cxa_find_matching_catch_2 = () => findMatchingCatch([]); + +___cxa_find_matching_catch_2.sig = "p"; + +var ___resumeException = ptr => { + if (!exceptionLast) { + exceptionLast = ptr; + } + throw exceptionLast; +}; + +___resumeException.sig = "vp"; + +var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module["websocket"] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module["websocket"] ??= {})["on"] = SOCKFS.on; + return FS.createNode(null, "/", 16895, 0); + }, + createSocket(family, type, protocol) { + // Emscripten only supports AF_INET + if (family != 2) { + throw new FS.ErrnoError(5); + } + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + // Emscripten only supports SOCK_STREAM and SOCK_DGRAM + if (type != 1 && type != 2) { + throw new FS.ErrnoError(28); + } + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + } + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == "object") { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error("WebSocket URL must be in the format ws(s)://address:port"); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = "ws://".replace("#", "//"); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = "binary"; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]) { + url = SOCKFS.websocketArgs["url"]; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs["subprotocol"]) { + subProtocols = SOCKFS.websocketArgs["subprotocol"]; + } else if (SOCKFS.websocketArgs["subprotocol"] === null) { + subProtocols = "null"; + } + if (url === "ws://" || url === "wss://") { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split("/"); + url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); + } + if (subProtocols !== "null") { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); + ws.binaryType = "arraybuffer"; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [] + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != "undefined") { + peer.msg_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ":" + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ":" + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ":" + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function() { + sock.connecting = false; + SOCKFS.emit("open", sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == "string") { + var encoder = new TextEncoder; + // should be utf-8 + data = encoder.encode(data); + } else { + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { + // update the peer's port and it's key in the peer map + var newport = ((data[8] << 8) | data[9]); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data + }); + SOCKFS.emit("message", sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on("open", handleOpen); + peer.socket.on("message", function(data, isBinary) { + if (!isBinary) { + return; + } + handleMessage((new Uint8Array(data)).buffer); + }); + peer.socket.on("close", function() { + SOCKFS.emit("close", sock.stream.fd); + }); + peer.socket.on("error", function(error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function() { + SOCKFS.emit("close", sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage(event) { + handleMessage(event.data); + }; + peer.socket.onerror = function(error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? (64 | 1) : 0; + } + var mask = 0; + var dest = sock.type === 1 ? // we only care about the socket state for connection-based sockets + SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; + if (sock.recv_queue.length || !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { + // let recv return 0 once closed + mask |= (64 | 1); + } + if (!dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN)) { + mask |= 4; + } + if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[((arg) >> 2)] = bytes; + return 0; + + case 21537: + var on = HEAP32[((arg) >> 2)]; + if (on) { + sock.stream.flags |= 2048; + } else { + sock.stream.flags &= ~2048; + } + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + for (var peer of Object.values(sock.peers)) { + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { + throw new FS.ErrnoError(28); + } + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === "ErrnoError")) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + var WebSocketServer = require("ws").Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ + host, + port: sock.sport + }); + SOCKFS.emit("listen", sock.stream.fd); + // Send Event with listen fd. + sock.server.on("connection", function(ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit("connection", newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit("connection", sock.stream.fd); + } + }); + sock.server.on("close", function() { + SOCKFS.emit("close", sock.stream.fd); + sock.server = null; + }); + sock.server.on("error", function(error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); + }); + }, + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), + addr: queued.addr, + port: queued.port + }; + // push back any unread data for TCP connections + if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); + sock.recv_queue.unshift(queued); + } + return res; + } + } +}; + +var getSocketFromFD = fd => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; +}; + +var inetPton4 = str => { + var b = str.split("."); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; +}; + +var inetPton6 = str => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === "::") { + return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith("::")) { + str = str.replace("::", "Z:"); + } else { + str = str.replace("::", ":Z:"); + } + if (str.indexOf(".") > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp("[.]", "g"), ":"); + words = str.split(":"); + words[words.length - 4] = Number(words[words.length - 4]) + Number(words[words.length - 3]) * 256; + words[words.length - 3] = Number(words[words.length - 2]) + Number(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(":"); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == "string") { + if (words[w] === "Z") { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < (8 - words.length + 1); z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; +}; + +/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[((addrlen) >> 2)] = 16; + } + HEAP16[((sa) >> 1)] = family; + HEAP32[(((sa) + (4)) >> 2)] = addr; + HEAP16[(((sa) + (2)) >> 1)] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[((addrlen) >> 2)] = 28; + } + HEAP32[((sa) >> 2)] = family; + HEAP32[(((sa) + (8)) >> 2)] = addr[0]; + HEAP32[(((sa) + (12)) >> 2)] = addr[1]; + HEAP32[(((sa) + (16)) >> 2)] = addr[2]; + HEAP32[(((sa) + (20)) >> 2)] = addr[3]; + HEAP16[(((sa) + (2)) >> 1)] = _htons(port); + break; + + default: + return 5; + } + return 0; +}; + +var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {} + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + addr = "172.29." + (id & 255) + "." + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + } +}; + +function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_accept4.sig = "iippiii"; + +var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); + +var inetNtop6 = ints => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ""; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ""; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = "::ffff:"; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = "::"; + //special case IPv6 addresses + if (v4part === "0.0.0.0") v4part = ""; + // any/unspecified address + if (v4part === "0.0.0.1") v4part = "1"; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { + if (word === zstart) { + str += ":"; + if (zstart === 0) str += ":"; + } + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ":" : ""; + } + return str; +}; + +var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[((sa) >> 1)]; + var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28 + }; + } + addr = HEAP32[(((sa) + (4)) >> 2)]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28 + }; + } + addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5 + }; + } + return { + family, + addr, + port + }; +}; + +var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; +}; + +function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_bind.sig = "iippiii"; + +var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + "/" + path; + }, + writeStat(buf, stat) { + HEAPU32[((buf) >> 2)] = stat.dev; + HEAPU32[(((buf) + (4)) >> 2)] = stat.mode; + HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; + HEAPU32[(((buf) + (12)) >> 2)] = stat.uid; + HEAPU32[(((buf) + (16)) >> 2)] = stat.gid; + HEAPU32[(((buf) + (20)) >> 2)] = stat.rdev; + HEAP64[(((buf) + (24)) >> 3)] = BigInt(stat.size); + HEAP32[(((buf) + (32)) >> 2)] = 4096; + HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + HEAP64[(((buf) + (40)) >> 3)] = BigInt(Math.floor(atime / 1e3)); + HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (56)) >> 3)] = BigInt(Math.floor(mtime / 1e3)); + HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (72)) >> 3)] = BigInt(Math.floor(ctime / 1e3)); + HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (88)) >> 3)] = BigInt(stat.ino); + return 0; + }, + writeStatFs(buf, stats) { + HEAPU32[(((buf) + (4)) >> 2)] = stats.bsize; + HEAPU32[(((buf) + (60)) >> 2)] = stats.bsize; + HEAP64[(((buf) + (8)) >> 3)] = BigInt(stats.blocks); + HEAP64[(((buf) + (16)) >> 3)] = BigInt(stats.bfree); + HEAP64[(((buf) + (24)) >> 3)] = BigInt(stats.bavail); + HEAP64[(((buf) + (32)) >> 3)] = BigInt(stats.files); + HEAP64[(((buf) + (40)) >> 3)] = BigInt(stats.ffree); + HEAPU32[(((buf) + (48)) >> 2)] = stats.fsid; + HEAPU32[(((buf) + (64)) >> 2)] = stats.flags; + // ST_NOSUID + HEAPU32[(((buf) + (56)) >> 2)] = stats.namelen; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + } +}; + +function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_chdir.sig = "ip"; + +function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_chmod.sig = "ipi"; + +var allocateUTF8OnStack = (...args) => stringToUTF8OnStack(...args); + +var onInits = []; + +var addOnInit = cb => onInits.push(cb); + +function _js_getpid() { + return PHPLoader.processId ?? 42; +} + +function _js_wasm_trace(format, ...args) { + if (PHPLoader.trace instanceof Function) { + PHPLoader.trace(_js_getpid(), format, ...args); + } +} + +var PHPWASM = { + O_APPEND: 1024, + O_NONBLOCK: 2048, + POLLHUP: 16, + SETFL_MASK: 3072, + socketTimeouts: new Map, + init: function() { + // TODO: Move this to a library function that is made an onInit callback by the `__postset` suffix. + if (PHPLoader.bindUserSpace) { + /** + * We need to add an onInit callback to bind the user-space API + * because some dependencies like wasmImports and wasmExports + * are not yet assigned. + */ addOnInit(() => { + if (typeof PHPLoader.processId !== "number") { + throw new Error("PHPLoader.processId must be set before init"); + } + Module["userSpace"] = PHPLoader.bindUserSpace({ + pid: PHPLoader.processId, + constants: { + F_GETFL: Number("3"), + O_ACCMODE: Number("2097155"), + O_RDONLY: Number("0"), + O_WRONLY: Number("1"), + O_APPEND: Number("1024"), + O_NONBLOCK: Number("2048"), + F_SETFL: Number("4"), + F_GETLK: Number("12"), + F_SETLK: Number("13"), + F_SETLKW: Number("14"), + SEEK_SET: Number("0"), + SEEK_CUR: Number("1"), + SEEK_END: Number("2"), + F_GETFL: Number("3"), + O_ACCMODE: Number("2097155"), + O_RDONLY: Number("0"), + O_WRONLY: Number("1"), + O_APPEND: Number("1024"), + O_NONBLOCK: Number("2048"), + F_SETFL: Number("4"), + F_GETLK: Number("12"), + F_SETLK: Number("13"), + F_SETLKW: Number("14"), + SEEK_SET: Number("0"), + SEEK_CUR: Number("1"), + SEEK_END: Number("2"), + // From: + // https://github.com/emscripten-core/emscripten/blob/66d2137b0381ac35f7e2346b2d6a90abd0f1211a/system/lib/libc/musl/include/fcntl.h#L58-L60 + F_RDLCK: 0, + F_WRLCK: 1, + F_UNLCK: 2, + // From: + // https://github.com/emscripten-core/emscripten/blob/81bbaa42a7827d88a71bd89701245052c622428c/system/lib/libc/musl/include/sys/file.h#L7-L10 + LOCK_SH: 1, + LOCK_EX: 2, + LOCK_NB: 4, + // Non-blocking lock + LOCK_UN: 8 + }, + errnoCodes: ERRNO_CODES, + // Use get/set closures instead of exposing + // typed arrays directly. After memory.grow(), + // Emscripten's updateMemoryViews() reassigns + // the module-scoped HEAP* variables. Closures + // always reference the current value, so + // accesses are never stale. The get/set + // interface also prevents callers from + // capturing a typed array reference that + // could become stale. + memory: { + HEAP8: { + get(offset) { + return HEAP8[offset]; + }, + set(offset, value) { + HEAP8[offset] = value; + } + }, + HEAPU8: { + get(offset) { + return HEAPU8[offset]; + }, + set(offset, value) { + HEAPU8[offset] = value; + } + }, + HEAP16: { + get(offset) { + return HEAP16[offset]; + }, + set(offset, value) { + HEAP16[offset] = value; + } + }, + HEAPU16: { + get(offset) { + return HEAPU16[offset]; + }, + set(offset, value) { + HEAPU16[offset] = value; + } + }, + HEAP32: { + get(offset) { + return HEAP32[offset]; + }, + set(offset, value) { + HEAP32[offset] = value; + } + }, + HEAPU32: { + get(offset) { + return HEAPU32[offset]; + }, + set(offset, value) { + HEAPU32[offset] = value; + } + }, + HEAPF32: { + get(offset) { + return HEAPF32[offset]; + }, + set(offset, value) { + HEAPF32[offset] = value; + } + }, + HEAP64: { + get(offset) { + return HEAP64[offset]; + }, + set(offset, value) { + HEAP64[offset] = value; + } + }, + HEAPU64: { + get(offset) { + return HEAPU64[offset]; + }, + set(offset, value) { + HEAPU64[offset] = value; + } + }, + HEAPF64: { + get(offset) { + return HEAPF64[offset]; + }, + set(offset, value) { + HEAPF64[offset] = value; + } + } + }, + wasmImports: Object.assign({}, wasmImports, typeof _builtin_fd_close === "function" ? { + builtin_fd_close: _builtin_fd_close + } : {}, typeof _builtin_fcntl64 === "function" ? { + builtin_fcntl64: _builtin_fcntl64 + } : {}), + wasmExports, + syscalls: SYSCALLS, + FS, + PROXYFS, + NODEFS + }); + }); + } + Module["ENV"] = Module["ENV"] || {}; + // Ensure a platform-level bin directory for a fallback `php` binary. + Module["ENV"]["PATH"] = [ Module["ENV"]["PATH"], "/internal/shared/bin" ].filter(Boolean).join(":"); + // The /request directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. This is per-request state that is isolated to a + // single PHP process. + FS.mkdir("/request"); + // The /internal directory is shared amongst all PHP processes + // and contains the php.ini, constants definitions, etc. + FS.mkdir("/internal"); + if (PHPLoader.nativeInternalDirPath) { + FS.mount(FS.filesystems.NODEFS, { + root: PHPLoader.nativeInternalDirPath + }, "/internal"); + } + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdirTree("/internal/shared"); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdirTree("/internal/shared/preload"); + // Platform-level bin directory for a fallback `php` binary. Without it, + // PHP may not populate the PHP_BINARY constant. + FS.mkdirTree("/internal/shared/bin"); + const originalOnRuntimeInitialized = Module["onRuntimeInitialized"]; + Module["onRuntimeInitialized"] = () => { + const {node: phpBinaryNode} = FS.lookupPath("/internal/shared/bin/php", { + noent_okay: true + }); + if (!phpBinaryNode) { + // Dummy PHP binary for PHP to populate the PHP_BINARY constant. + FS.writeFile("/internal/shared/bin/php", (new TextEncoder).encode('#!/bin/sh\nphp "$@"')); + // It must be executable to be used by PHP. + FS.chmod("/internal/shared/bin/php", 493); + } + originalOnRuntimeInitialized(); + }; + // Create stdout and stderr devices. We can't just use Emscripten's + // default stdout and stderr devices because they stop processing data + // on the first null byte. However, when dealing with binary data, + // null bytes are valid and common. + FS.registerDevice(FS.makedev(64, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStdout(chunk); + return length; + } + }); + FS.mkdev("/request/stdout", FS.makedev(64, 0)); + FS.registerDevice(FS.makedev(63, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStderr(chunk); + return length; + } + }); + FS.mkdev("/request/stderr", FS.makedev(63, 0)); + FS.registerDevice(FS.makedev(62, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onHeaders(chunk); + return length; + } + }); + FS.mkdev("/request/headers", FS.makedev(62, 0)); + // Handle events. + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach(callback => { + callback(data); + }); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.processTable = {}; + PHPWASM.input_devices = {}; + const originalWrite = TTY.stream_ops.write; + TTY.stream_ops.write = function(stream, ...rest) { + const retval = originalWrite(stream, ...rest); + // Implicit flush since PHP's fflush() doesn't seem to trigger the fsync event + // @TODO: Fix this at the wasm level + stream.tty.ops.fsync(stream.tty); + return retval; + }; + const originalPutChar = TTY.stream_ops.put_char; + TTY.stream_ops.put_char = function(tty, val) { + /** + * Buffer newlines that Emscripten normally ignores. + * + * Emscripten doesn't do it by default because its default + * print function is console.log that implicitly adds a newline. We are overwriting + * it with an environment-specific function that outputs exaclty what it was given, + * e.g. in Node.js it's process.stdout.write(). Therefore, we need to mak sure + * all the newlines make it to the output buffer. + */ if (val === 10) tty.output.push(val); + return originalPutChar(tty, val); + }; + }, + onHeaders: function(chunk) { + if (Module["onHeaders"]) { + Module["onHeaders"](chunk); + return; + } + console.log("headers", { + chunk + }); + }, + onStdout: function(chunk) { + if (Module["onStdout"]) { + Module["onStdout"](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stdout.write(chunk); + } else { + console.log("stdout", { + chunk + }); + } + }, + onStderr: function(chunk) { + if (Module["onStderr"]) { + Module["onStderr"](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stderr.write(chunk); + } else { + console.warn("stderr", { + chunk + }); + } + }, + getAllWebSockets: function(sock) { + const webSockets = new Set; + if (sock.server) { + sock.server.clients.forEach(ws => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function(sock) { + const peers = new Set; + if (sock.server) { + sock.pending.filter(pending => pending.peers).forEach(pending => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function(ws) { + return PHPWASM.awaitEvent(ws, "message"); + }, + awaitConnection: function(ws) { + if (ws.OPEN === ws.readyState) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "open"); + }, + awaitClose: function(ws) { + if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "close"); + }, + awaitError: function(ws) { + if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "error"); + }, + awaitEvent: function(ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function(_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [ promise, cancel ]; + }, + noop: function() {}, + parseSocketTimeout: function(optionValuePtr, optionLen) { + if (!optionValuePtr || optionLen < 8) { + return null; + } + let seconds; + let microseconds; + if (optionLen >= 16) { + seconds = Number(HEAP64[optionValuePtr >> 3]); + microseconds = Number(HEAP64[(optionValuePtr + 8) >> 3]); + } else { + seconds = HEAP32[optionValuePtr >> 2]; + microseconds = HEAP32[(optionValuePtr + 4) >> 2]; + } + if (!Number.isFinite(seconds) || !Number.isFinite(microseconds) || seconds < 0 || microseconds < 0) { + return null; + } + return seconds * 1e3 + Math.ceil(microseconds / 1e3); + }, + spawnProcess: function(command, args, options) { + if (Module["spawnProcess"]) { + const spawned = Module["spawnProcess"](command, args, /** + * We're providing the same extra options we would pass to child_process.spawn(). + * + * Why? + * + * spawnProcess() follows the same interface as child_process.spawn() + * and some consumers pass `child_process.spawn` directly to php.setSpawnHandler() + */ { + ...options, + shell: true, + stdio: [ "pipe", "pipe", "pipe" ] + }); + if (spawned && !("then" in spawned) && "on" in spawned) { + /** + * If we get the child process directly, return it immediately. + * Delaying it to the next tick via Promise.resolve() would create + * a race condition where it might emit some events before the + * caller has a chance to bind event listeners to them. + * + * Without this condition, this callback would be at least flaky: + * + * php.setSpawnHandler(require('child_process').spawn); + */ return spawned; + } + return Promise.resolve(spawned).then(function(spawned) { + if (!spawned || !spawned.on) { + throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); + } + return spawned; + }); + } + const e = new Error("popen(), proc_open() etc. are unsupported on this PHP instance. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); + e.code = "SPAWN_UNSUPPORTED"; + throw e; + }, + shutdownSocket: function(socketd, how) { + PHPWASM.socketTimeouts.delete(socketd); + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log("Socket shutdown error", e); + return -1; + } + } +}; + +function _wasm_connect(sockfd, addr, addrlen) { + /** + * Use a synchronous connect() call when Asyncify is used. + * + * The async version was originally introduced to support the Memcached and Redis extensions, + * and both are only available with JSPI. Asyncify is too difficult to maintain and + * it's not getting that upgrade. + */ if (!("Suspending" in WebAssembly)) { + var sock = getSocketFromFD(sockfd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } + return Asyncify.handleSleep(wakeUp => { + // Get the socket + let sock; + try { + sock = getSocketFromFD(sockfd); + } catch (e) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + if (!sock) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + // Parse the address + let info; + try { + info = getSocketAddress(addr, addrlen); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + wakeUp(-ERRNO_CODES.EFAULT); + return; + } + wakeUp(-e.errno); + return; + } + // Perform the connect (this creates the WebSocket but doesn't wait) + try { + sock.sock_ops.connect(sock, info.addr, info.port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + wakeUp(-e.errno); + return; + } + // Get all websockets for this socket + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + // No WebSocket yet, this shouldn't happen after connect + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + const ws = webSockets[0]; + // If already connected, return success + if (ws.readyState === ws.OPEN) { + wakeUp(0); + return; + } + // If already closed or closing, return error + if (ws.readyState === ws.CLOSING || ws.readyState === ws.CLOSED) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + // Wait for the connection to be established. A zero timeval + // disables the timeout, matching SO_SNDTIMEO semantics. + const sendTimeout = PHPWASM.socketTimeouts.get(sockfd)?.send; + const timeout = sendTimeout ?? 3e4; + let resolved = false; + let timeoutId; + let handleOpen; + let handleError; + let handleClose; + const peer = PHPWASM.getAllPeers(sock).find(candidate => candidate.socket === ws); + const cleanupConnectListeners = () => { + if (typeof timeoutId !== "undefined") { + clearTimeout(timeoutId); + } + ws.removeEventListener("open", handleOpen); + ws.removeEventListener("error", handleError); + ws.removeEventListener("close", handleClose); + }; + const cleanupFailedConnect = errno => { + try { + if (ws.readyState !== ws.CLOSING && ws.readyState !== ws.CLOSED) { + ws.close(); + } + } catch (e) {} + if (peer) { + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + sock.connecting = false; + sock.error = errno; + }; + const finishConnect = result => { + if (!resolved) { + resolved = true; + cleanupConnectListeners(); + if (result < 0) { + cleanupFailedConnect(-result); + } + wakeUp(result); + } + }; + if (timeout > 0) { + timeoutId = setTimeout(() => { + finishConnect(-ERRNO_CODES.ETIMEDOUT); + }, timeout); + } + handleOpen = () => { + finishConnect(0); + }; + handleError = () => { + finishConnect(-ERRNO_CODES.ECONNREFUSED); + }; + handleClose = () => { + finishConnect(-ERRNO_CODES.ECONNREFUSED); + }; + ws.addEventListener("open", handleOpen); + ws.addEventListener("error", handleError); + ws.addEventListener("close", handleClose); + }); +} + +function ___syscall_connect(sockfd, addr, addrlen, d1, d2, d3) { + return _wasm_connect(sockfd, addr, addrlen); +} + +___syscall_connect.sig = "iippiii"; + +function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_dup.sig = "ii"; + +function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_dup3.sig = "iiii"; + +function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ""; + if (amode & 4) perms += "r"; + if (amode & 2) perms += "w"; + if (amode & 1) perms += "x"; + if (perms && FS.nodePermissions(node, perms)) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_faccessat.sig = "iipii"; + +var INT53_MAX = 9007199254740992; + +var INT53_MIN = -9007199254740992; + +var bigintToI53Checked = num => (num < INT53_MIN || num > INT53_MAX) ? NaN : Number(num); + +function ___syscall_fallocate(fd, mode, offset, len) { + offset = bigintToI53Checked(offset); + len = bigintToI53Checked(len); + try { + if (isNaN(offset) || isNaN(len)) return -61; + if (mode != 0) { + return -138; + } + if (offset < 0 || len < 0) { + return -28; + } + // We only support mode == 0, which means we can implement fallocate + // in terms of ftruncate. + var oldSize = FS.fstat(fd).size; + var newSize = offset + len; + if (newSize > oldSize) { + FS.ftruncate(fd, newSize); + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fallocate.sig = "iiijj"; + +function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchmod.sig = "iii"; + +function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchown32.sig = "iiii"; + +function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & (~256); + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchownat.sig = "iipiii"; + +var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; + SYSCALLS.varargs += 4; + return ret; +}; + +var syscallGetVarargP = syscallGetVarargI; + +function _fd_close(fd) { + if (typeof Module["userSpace"] === "undefined") { + return _builtin_fd_close(fd); + } + return Module["userSpace"].fd_close(fd); +} + +_fd_close.sig = "ii"; + +function _builtin_fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +function _builtin_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: + { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: + { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: + { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(((arg) + (offset)) >> 1)] = 2; + return 0; + } + + case 13: + case 14: + // Pretend that the locking is successful. These are process-level locks, + // and Emscripten programs are a single process. If we supported linking a + // filesystem between programs, we'd need to do more here. + // See https://github.com/emscripten-core/emscripten/issues/23697 + return 0; + } + return -28; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_fcntl64(fd, cmd, varargs) { + if (typeof Module["userSpace"] === "undefined") { + return _builtin_fcntl64(fd, cmd, varargs); + } + return Module["userSpace"].fcntl64(fd, cmd, varargs); +} + +___syscall_fcntl64.sig = "iiip"; + +function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fdatasync.sig = "ii"; + +function ___syscall_fstat64(fd, buf) { + try { + return SYSCALLS.writeStat(buf, FS.fstat(fd)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fstat64.sig = "iip"; + +function ___syscall_ftruncate64(fd, length) { + length = bigintToI53Checked(length); + try { + if (isNaN(length)) return -61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_ftruncate64.sig = "iij"; + +function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getcwd.sig = "ipp"; + +function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min(stream.getdents.length, startIdx + Math.floor(count / struct_size)); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === ".") { + id = stream.node.id; + type = 4; + } else if (name === "..") { + var lookup = FS.lookupPath(stream.path, { + parent: true + }); + id = lookup.node.id; + type = 4; + } else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) ? 2 : // DT_CHR, character device. + FS.isDir(child.mode) ? 4 : // DT_DIR, directory. + FS.isLink(child.mode) ? 10 : // DT_LNK, symbolic link. + 8; + } + HEAP64[((dirp + pos) >> 3)] = BigInt(id); + HEAP64[(((dirp + pos) + (8)) >> 3)] = BigInt((idx + 1) * struct_size); + HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; + HEAP8[(dirp + pos) + (18)] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getdents64.sig = "iipp"; + +function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getpeername.sig = "iippiii"; + +function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getsockname.sig = "iippiii"; + +function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[((optval) >> 2)] = sock.error; + HEAP32[((optlen) >> 2)] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getsockopt.sig = "iiiippi"; + +function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: + { + if (!stream.tty) return -59; + return 0; + } + + case 21505: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = termios.c_iflag || 0; + HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; + HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; + HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: + { + if (!stream.tty) return -59; + return 0; + } + + case 21506: + case 21507: + case 21508: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[((argp) >> 2)]; + var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; + var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; + var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[(argp + i) + (17)]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc + }); + } + return 0; + } + + case 21519: + { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = 0; + return 0; + } + + case 21520: + { + if (!stream.tty) return -59; + return -28; + } + + case 21537: + case 21531: + { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: + { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); + var argp = syscallGetVarargP(); + HEAP16[((argp) >> 1)] = winsize[0]; + HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; + } + return 0; + } + + case 21524: + { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: + { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_ioctl.sig = "iiip"; + +function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_listen.sig = "iiiiiii"; + +function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.lstat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_lstat64.sig = "ipp"; + +function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_mkdirat.sig = "iipi"; + +function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & (~6400); + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.writeStat(buf, nofollow ? FS.lstat(path) : FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_newfstatat.sig = "iippi"; + +function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_openat.sig = "iipip"; + +var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, "/", 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + timestamp: new Date + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0 + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd + }; + }, + stream_ops: { + getattr(stream) { + var node = stream.node; + var timestamp = node.pipe.timestamp; + return { + dev: 14, + ino: node.id, + mode: 4480, + nlink: 1, + uid: 0, + gid: 0, + rdev: 0, + size: 0, + atime: timestamp, + mtime: timestamp, + ctime: timestamp, + blksize: 4096, + blocks: 0 + }; + }, + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return (256 | 4); + } + for (var bucket of pipe.buckets) { + if (bucket.offset - bucket.roffset > 0) { + return (64 | 1); + } + } + return 0; + }, + dup(stream) { + stream.node.pipe.refcnt++; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var currentLength = 0; + for (var bucket of pipe.buckets) { + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if(currentLength==0){if(pipe.refcnt<2){return 0;}throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var bucket of pipe.buckets) { + var bucketSize = bucket.offset - bucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + bucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0 + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray(freeBytesInCurrBuffer, data.byteLength); + } + var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0 + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); + data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0 + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + } + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return "pipe[" + (PIPEFS.nextname.current++) + "]"; + } +}; + +function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[((fdPtr) >> 2)] = res.readable_fd; + HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_pipe.sig = "ip"; + +function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[((pollfd) >> 2)]; + var events = HEAP16[(((pollfd) + (4)) >> 1)]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(((pollfd) + (6)) >> 1)] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_poll.sig = "ipii"; + +function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_readlinkat.sig = "iippp"; + +function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_recvfrom.sig = "iippipp"; + +function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_renameat.sig = "iipip"; + +function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_rmdir.sig = "ip"; + +function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_sendto.sig = "iippipp"; + +function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_socket.sig = "iiiiiii"; + +function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_stat64.sig = "ipp"; + +function ___syscall_statfs64(path, size, buf) { + try { + SYSCALLS.writeStatFs(buf, FS.statfs(SYSCALLS.getStr(path))); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_statfs64.sig = "ippp"; + +function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_symlinkat.sig = "ipip"; + +function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (!flags) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + return -28; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_unlinkat.sig = "iipi"; + +var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; + +function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), atime, mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(((times) + (8)) >> 2)]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_utimensat.sig = "iippi"; + +var __abort_js = () => abort(""); + +__abort_js.sig = "v"; + +var dlSetError = msg => { + var sp = stackSave(); + var cmsg = stringToUTF8OnStack(msg); + ___dl_seterr(cmsg, 0); + stackRestore(sp); +}; + +var dlopenInternal = (handle, jsflags) => { + // void *dlopen(const char *file, int mode); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlopen.html + var filename = UTF8ToString(handle + 36); + var flags = HEAP32[(((handle) + (4)) >> 2)]; + filename = PATH.normalize(filename); + var global = Boolean(flags & 256); + var localScope = global ? null : {}; + // We don't care about RTLD_NOW and RTLD_LAZY. + var combinedFlags = { + global, + nodelete: Boolean(flags & 4096), + loadAsync: jsflags.loadAsync + }; + if (jsflags.loadAsync) { + return loadDynamicLibrary(filename, combinedFlags, localScope, handle); + } + try { + return loadDynamicLibrary(filename, combinedFlags, localScope, handle); + } catch (e) { + dlSetError(`could not load dynamic lib: ${filename}\n${e}`); + return 0; + } +}; + +function __dlopen_js(handle) { + var jsflags = { + loadAsync: false + }; + return dlopenInternal(handle, jsflags); +} + +__dlopen_js.sig = "pp"; + +var __dlsym_js = (handle, symbol, symbolIndex) => { + // void *dlsym(void *restrict handle, const char *restrict name); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlsym.html + symbol = UTF8ToString(symbol); + var result; + var newSymIndex; + var lib = LDSO.loadedLibsByHandle[handle]; + newSymIndex = Object.keys(lib.exports).indexOf(symbol); + if (newSymIndex == -1 || lib.exports[symbol].stub) { + dlSetError(`Tried to lookup unknown symbol "${symbol}" in dynamic lib: ${lib.name}`); + return 0; + } + result = lib.exports[symbol]; + if (typeof result == "function") { + // Asyncify wraps exports, and we need to look through those wrappers. + if (result.orig) { + result = result.orig; + } + var addr = getFunctionAddress(result); + if (addr) { + result = addr; + } else { + // Insert the function into the wasm table. If its a direct wasm + // function the second argument will not be needed. If its a JS + // function we rely on the `sig` attribute being set based on the + // `__sig` specified in library JS file. + result = addFunction(result, result.sig); + HEAPU32[((symbolIndex) >> 2)] = newSymIndex; + } + } + return result; +}; + +__dlsym_js.sig = "pppp"; + +var __emscripten_lookup_name = name => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); +}; + +__emscripten_lookup_name.sig = "ip"; + +var runtimeKeepaliveCounter = 0; + +var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; +}; + +__emscripten_runtime_keepalive_clear.sig = "v"; + +var __emscripten_system = command => { + if (ENVIRONMENT_IS_NODE) { + if (!command) return 1; + // shell is available + var cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + // this is what glibc seems to do (shell works test?) + var cp = require("child_process"); + var ret = cp.spawnSync(cmdstr, [], { + shell: true, + stdio: "inherit" + }); + var _W_EXITCODE = (ret, sig) => ((ret) << 8 | (sig)); + // this really only can happen if process is killed by signal + if (ret.status === null) { + // sadly node doesn't expose such function + var signalToNumber = sig => { + // implement only the most common ones, and fallback to SIGINT + switch (sig) { + case "SIGHUP": + return 1; + + case "SIGQUIT": + return 3; + + case "SIGFPE": + return 8; + + case "SIGKILL": + return 9; + + case "SIGALRM": + return 14; + + case "SIGTERM": + return 15; + + default: + return 2; + } + }; + return _W_EXITCODE(0, signalToNumber(ret.signal)); + } + return _W_EXITCODE(ret.status, 0); + } + // int system(const char *command); + // http://pubs.opengroup.org/onlinepubs/000095399/functions/system.html + // Can't call external programs. + if (!command) return 0; + // no shell available + return -52; +}; + +__emscripten_system.sig = "ip"; + +var __emscripten_throw_longjmp = () => { + throw Infinity; +}; + +__emscripten_throw_longjmp.sig = "v"; + +function __gmtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; +} + +__gmtime_js.sig = "vjp"; + +var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + +var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; + +var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; + +var ydayFromDate = date => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; +}; + +function __localtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(((tmPtr) + (32)) >> 2)] = dst; +} + +__localtime_js.sig = "vjp"; + +var __mktime_js = function(tmPtr) { + var ret = (() => { + var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); + } else if ((dst > 0) != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); + } + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + // To match expected behavior, update fields from date + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return BigInt(ret); +}; + +__mktime_js.sig = "jp"; + +function __mmap_js(len, prot, flags, fd, offset, allocated, addr) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[((allocated) >> 2)] = res.allocated; + HEAPU32[((addr) >> 2)] = ptr; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +__mmap_js.sig = "ipiiijpp"; + +function __munmap_js(addr, len, prot, flags, fd, offset) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +__munmap_js.sig = "ippiiij"; + +var timers = {}; + +var handleException = e => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == "unwind") { + return EXITSTATUS; + } + quit_(1, e); +}; + +var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + +var _proc_exit = code => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module["onExit"]?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); +}; + +_proc_exit.sig = "vi"; + +/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); +}; + +var _exit = exitJS; + +_exit.sig = "vi"; + +var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } +}; + +var callUserCallback = func => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } +}; + +var _emscripten_get_now = () => performance.now(); + +_emscripten_get_now.sig = "d"; + +var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); + }, timeout_ms); + timers[which] = { + id, + timeout_ms + }; + return 0; +}; + +__setitimer_js.sig = "iid"; + +var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = (new Date).getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; + HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); + var extractZone = timezoneOffset => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? "-" : "+"; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, "0"); + var minutes = String(absOffset % 60).padStart(2, "0"); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } +}; + +__tzset_js.sig = "vpppp"; + +var _emscripten_date_now = () => Date.now(); + +_emscripten_date_now.sig = "d"; + +var nowIsMonotonic = 1; + +var checkWasiClock = clock_id => clock_id >= 0 && clock_id <= 3; + +function _clock_time_get(clk_id, ignored_precision, ptime) { + ignored_precision = bigintToI53Checked(ignored_precision); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + HEAP64[((ptime) >> 3)] = BigInt(nsec); + return 0; +} + +_clock_time_get.sig = "iijp"; + +var getHeapMax = () => // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate +// full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side +// for any code that deals with heap sizes, which would require special +// casing all heap size related code to treat 0 specially. +2147483648; + +var _emscripten_get_heap_max = () => getHeapMax(); + +_emscripten_get_heap_max.sig = "p"; + +var growMemory = size => { + var oldHeapSize = wasmMemory.buffer.byteLength; + var pages = ((size - oldHeapSize + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } catch (e) {} +}; + +var _emscripten_resize_heap = requestedSize => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + .2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); + var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; +}; + +_emscripten_resize_heap.sig = "ip"; + +var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; +}; + +runtimeKeepalivePush.sig = "v"; + +var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; +}; + +runtimeKeepalivePop.sig = "v"; + +/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); +}; + +var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); + +_emscripten_sleep.sig = "vi"; + +_emscripten_sleep.isAsync = true; + +var ENV = PHPLoader.ENV || {}; + +var getExecutableName = () => thisProgram || "./this.program"; + +var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = ((typeof navigator == "object" && navigator.language) || "C").replace("-", "_") + ".UTF-8"; + var env = { + "USER": "web_user", + "LOGNAME": "web_user", + "PATH": "/", + "PWD": "/", + "HOME": "/home/web_user", + "LANG": lang, + "_": getExecutableName() + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; +}; + +var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + var envp = 0; + for (var string of getEnvStrings()) { + var ptr = environ_buf + bufSize; + HEAPU32[(((__environ) + (envp)) >> 2)] = ptr; + bufSize += stringToUTF8(string, ptr, Infinity) + 1; + envp += 4; + } + return 0; +}; + +_environ_get.sig = "ipp"; + +var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[((penviron_count) >> 2)] = strings.length; + var bufSize = 0; + for (var string of strings) { + bufSize += lengthBytesUTF8(string) + 1; + } + HEAPU32[((penviron_buf_size) >> 2)] = bufSize; + return 0; +}; + +_environ_sizes_get.sig = "ipp"; + +function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; + } + HEAP8[pbuf] = type; + HEAP16[(((pbuf) + (2)) >> 1)] = flags; + HEAP64[(((pbuf) + (8)) >> 3)] = BigInt(rightsBase); + HEAP64[(((pbuf) + (16)) >> 3)] = BigInt(rightsInheriting); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_fdstat_get.sig = "iip"; + +/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_pread(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt, offset); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_pread.sig = "iippjp"; + +/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_pwrite(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt, offset); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_pwrite.sig = "iippjp"; + +function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_read.sig = "iippp"; + +function _fd_seek(fd, offset, whence, newOffset) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + HEAP64[((newOffset) >> 3)] = BigInt(stream.position); + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_seek.sig = "iijip"; + +var _fd_sync = function(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep(wakeUp => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, err => { + wakeUp(err ? 29 : 0); + }); + }); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +}; + +_fd_sync.sig = "ii"; + +_fd_sync.isAsync = true; + +function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_write.sig = "iippp"; + +var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + ai = _malloc(32); + HEAP32[(((ai) + (4)) >> 2)] = family; + HEAP32[(((ai) + (8)) >> 2)] = type; + HEAP32[(((ai) + (12)) >> 2)] = proto; + HEAPU32[(((ai) + (24)) >> 2)] = canon; + HEAPU32[(((ai) + (20)) >> 2)] = sa; + if (family === 10) { + HEAP32[(((ai) + (16)) >> 2)] = 28; + } else { + HEAP32[(((ai) + (16)) >> 2)] = 16; + } + HEAP32[(((ai) + (28)) >> 2)] = 0; + return ai; + } + if (hint) { + flags = HEAP32[((hint) >> 2)]; + family = HEAP32[(((hint) + (4)) >> 2)]; + type = HEAP32[(((hint) + (8)) >> 2)]; + proto = HEAP32[(((hint) + (12)) >> 2)]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [ 0, 0, 0, _htonl(1) ]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && (flags & 8)) { + addr = [ 0, 0, _htonl(65535), addr ]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [ 0, 0, _htonl(65535), addr ]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; +}; + +_getaddrinfo.sig = "ipppp"; + +var _getcontext = () => abort("missing function: ${name}"); + +var _getdtablesize = () => abort("missing function: ${name}"); + +var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = "" + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; +}; + +_getnameinfo.sig = "ipipipii"; + +var Protocols = { + list: [], + map: {} +}; + +var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; +}; + +var _setprotoent = stayopen => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; + } + HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[((pe) >> 2)] = nameBuf; + HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; + HEAP32[(((pe) + (8)) >> 2)] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent("tcp", 6, [ "TCP" ]); + list.push(entry); + map["tcp"] = map["6"] = entry; + entry = allocprotoent("udp", 17, [ "UDP" ]); + list.push(entry); + map["udp"] = map["17"] = entry; + } + _setprotoent.index = 0; +}; + +_setprotoent.sig = "vi"; + +var _getprotobyname = name => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; +}; + +_getprotobyname.sig = "pp"; + +var _getprotobynumber = number => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; +}; + +_getprotobynumber.sig = "pi"; + +function _js_flock(fd, op) { + if (typeof Module["userSpace"] === "undefined") { + // In the absence of a real locking facility, + // return success by default as Emscripten does. + return 0; + } + return Module["userSpace"].flock(fd, op); +} + +function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { + if (!command) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : FS.cwd(); + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf("="); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2] + }; + // swap parent and child descs until we rebuild PHP 7.4 + if (i === 0) { + HEAPU32[(descriptorPtr + 8) >> 2] = std[HEAPU32[descriptorPtr >> 2]].parent; + HEAPU32[(descriptorPtr + 4) >> 2] = std[HEAPU32[descriptorPtr >> 2]].child; + } + } + return Asyncify.handleAsync(async () => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === "SPAWN_UNSUPPORTED") { + ___errno_location(ERRNO_CODES.ENOSYS); + return -1; + } + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + ___errno_location(e.code); + return -1; + } + const ProcInfo = { + pid: cp.pid, + exited: false + }; + PHPWASM.processTable[ProcInfo.pid] = ProcInfo; + const stdinParentFd = std[0]?.parent, stdinChildFd = std[0]?.child, stdoutChildFd = std[1]?.child, stdoutParentFd = std[1]?.parent, stderrChildFd = std[2]?.child, stderrParentFd = std[2]?.parent; + const detachPipeDataListeners = []; + cp.on("exit", function(code) { + for (const detach of detachPipeDataListeners) { + detach(); + } + for (const fd of [ // The child process exited. Let's clean up its output streams: + stdoutChildFd, stderrChildFd, stdinChildFd ]) { + if (FS.streams[fd] && !FS.isClosed(FS.streams[fd])) { + FS.close(FS.streams[fd]); + } + } + ProcInfo.exitCode = code; + ProcInfo.exited = true; + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD(stdoutChildFd); + let stdoutAt = 0; + const onStdoutData = function(data) { + try { + stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); + stdoutAt += data.length; + } catch { + // PHP may close the child pipe before Node finishes + // draining already-buffered stdout data. Late chunks are + // no longer deliverable, so detach the listener and stop. + cp.stdout.off("data", onStdoutData); + } + }; + cp.stdout.on("data", onStdoutData); + detachPipeDataListeners.push(() => cp.stdout.off("data", onStdoutData)); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD(stderrChildFd); + let stderrAt = 0; + const onStderrData = function(data) { + try { + stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); + stderrAt += data.length; + } catch { + cp.stderr.off("data", onStderrData); + } + }; + cp.stderr.on("data", onStderrData); + detachPipeDataListeners.push(() => cp.stderr.off("data", onStderrData)); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + /** + * There was no `await` between the `spawnProcess` call + * and the `await` below so the process haven't had a chance + * to run any of the exit-related callbacks yet. + * + * Good. + * + * Let's listen to all the lifecycle events and resolve + * the promise when the process starts or immediately crashes. + */ let resolved = false; + cp.on("spawn", () => { + if (resolved) return; + resolved = true; + resolve(); + }); + cp.on("error", e => { + if (resolved) return; + resolved = true; + reject(e); + }); + cp.on("exit", function(code) { + if (resolved) return; + resolved = true; + if (code === 0) { + resolve(); + } else { + reject(new Error(`Process exited with code ${code}`)); + } + }); + /** + * If the process haven't even started after 5 seconds, something + * is wrong. Perhaps we're missing an event listener, or perhaps + * the `spawnProcess` implementation failed to dispatch the relevant + * event. Either way, let's crash to avoid blocking the proc_open() + * call indefinitely. + */ setTimeout(() => { + if (resolved) return; + resolved = true; + reject(new Error("Process timed out")); + }, 5e3); + }); + } catch (e) { + // Process already started. Even if it exited early, PHP still + // needs to know about the pid and clean up the resources. + console.error(e); + return ProcInfo.pid; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + if (stdinChildFd) { + // We're in a kernel function used instead of fork(). + // We are the ones responsible for pumping the data from the stdinChildFd + // into the child process. There is no concurrent task operating on the + // piped data or polling the file descriptors, etc. Nothing will ever + // read from the stdinChildFd if we don't do it here. + // Well, let's do it! We'll periodically read from the child end of the + // data pipe and push what we get into the child process. + let stdinStream; + try { + stdinStream = SYSCALLS.getStreamFromFD(stdinChildFd); + } catch (e) { + ___errno_location(ERRNO_CODES.EBADF); + return ProcInfo.pid; + } + if (!stdinStream?.node) { + return ProcInfo.pid; + } + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const iov = _malloc(16); + // Space for iovec structure + const pnum = _malloc(4); + // Space for number of bytes read + const buffer = _malloc(CHUNK_SIZE); + // Set up iovec structure pointing to our buffer + HEAPU32[iov >> 2] = buffer; + // iov_base + HEAPU32[(iov + 4) >> 2] = CHUNK_SIZE; + // iov_len + function pump() { + try { + while (true) { + if (cp.killed) { + stopPumpingAndCloseStdin(); + return; + } + const result = js_fd_read(stdinChildFd, iov, 1, pnum, false); + const bytesRead = HEAPU32[pnum >> 2]; + if (result === 0 && bytesRead > 0) { + const wrote = HEAPU8.subarray(buffer, buffer + bytesRead); + cp.stdin.write(wrote); + } else if (result === 0 && bytesRead === 0) { + // result === 0 and bytesRead === 0 means the file descriptor + // is at EOF. Let's close the stdin stream and clean up. + stopPumpingAndCloseStdin(); + break; + } else if (result === ERRNO_CODES.EAGAIN) { + // The file descriptor is not ready for reading. + // Let's break out of the loop. setInterval will invoke + // this function again soon. + break; + } else { + throw new FS.ErrnoError(result); + } + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + throw e; + } + ___errno_location(e.errno); + stopPumpingAndCloseStdin(); + } + } + function stopPumpingAndCloseStdin() { + clearInterval(interval); + if (!cp.stdin.closed) { + cp.stdin.end(); + } + _wasm_free(buffer); + _wasm_free(iov); + _wasm_free(pnum); + } + // pump() can never alter the result of this function. + // Even when it fails, we still return the pid. + // Why? + // Because the process already started. We wouldn't backtrack + // with fork(), we won't backtrack here. Let's give PHP the pid, + // and let it think it's the parent process. It will clean up the + // resources as needed. + // stdin may be non-blocking – let's check for updates periodically. + // If we exhaust it at any point, pump() will self-terminate. + // Note handling any failures, closing the descriptor, etc. will not + // happen synchronously when PHP calls fclose($pipes[0]) or proc_close(). + // It will all happen asynchronously on the next tick. It seems off, + // but there doesn't seem to be a better way: cp.stdin.write() and + // cp.stdin.end() are both async APIs and they both accept onCompleted + // callbacks. + const interval = setInterval(pump, 20); + pump(); + } else { + /** + * Descriptor 0 was not provided, so the child process must observe EOF. + * Closing stdin explicitly lets spawn handlers distinguish that case from + * a valid pipe whose first bytes have not arrived yet. + */ cp.stdin.end(); + } + return ProcInfo.pid; + }); +} + +function _js_popen_clear_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + delete PHPWASM.processTable[pid].fd; + return; + } + } +} + +function _js_popen_get_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + return PHPWASM.processTable[pid].pid; + } + } + return -1; +} + +function _js_popen_set_pid_for_fd(fd, pid) { + if (PHPWASM.processTable[pid]) { + PHPWASM.processTable[pid].fd = fd; + } +} + +function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + if (PHPWASM.processTable[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + return 1; + } + return 0; +} + +function _js_release_file_locks() { + if (typeof Module["userSpace"] === "undefined") { + return; + } + return Module["userSpace"].js_release_file_locks(); +} + +function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + return Asyncify.handleSleep(wakeUp => { + const poll = function() { + if (PHPWASM.processTable[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); +} + +var _makecontext = () => abort("missing function: ${name}"); + +function _random_get(buffer, size) { + try { + randomFill(HEAPU8.subarray(buffer, buffer + size)); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_random_get.sig = "ipp"; + +var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + return sum; +}; + +var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= (daysInCurrentMonth - newDate.getDate() + 1); + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; +}; + +var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + "A": "%a", + "B": "%b", + "c": "%a %b %d %H:%M:%S %Y", + "D": "%m\\/%d\\/%y", + "e": "%d", + "F": "%Y-%m-%d", + "h": "%b", + "R": "%H\\:%M", + "r": "%I\\:%M\\:%S\\s%p", + "T": "%H\\:%M\\:%S", + "x": "%m\\/%d\\/(?:%y|%Y)", + "X": "%H\\:%M\\:%S" + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", + /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", + /* century */ "C": "\\d\\d", + /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", + /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", + /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", + /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", + /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", + /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", + /* whitespace */ "n": " ", + /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", + /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", + /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", + /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", + /* weekday number */ "w": "[0-6]", + /* 2-digit year */ "y": "\\d\\d", + /* 4-digit year */ "Y": "\\d\\d\\d\\d", + /* whitespace */ "t": " ", + /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11 + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6 + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6 + }; + var capture = []; + var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }).replace(// any number of space or tab characters match zero or more spaces + /\s+/g, "\\s*"); + var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); + function initDate() { + function fixup(value, min, max) { + return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); + } + return { + year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), + month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), + day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), + hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), + min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), + sec: fixup(HEAP32[((tm) >> 2)], 0, 59), + gmtoff: 0 + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = symbol => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch("S"))) { + date.sec = Number(value); + } + // minutes + if ((value = getMatch("M"))) { + date.min = Number(value); + } + // hours + if ((value = getMatch("H"))) { + // 24h clock + date.hour = Number(value); + } else if ((value = getMatch("I"))) { + // AM/PM clock + var hour = Number(value); + if ((value = getMatch("p"))) { + hour += value.toUpperCase()[0] === "P" ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch("Y"))) { + // parse from four-digit year + date.year = Number(value); + } else if ((value = getMatch("y"))) { + // parse from two-digit year... + var year = Number(value); + if ((value = getMatch("C"))) { + // ...and century + year += Number(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch("m"))) { + // parse from month number + date.month = Number(value) - 1; + } else if ((value = getMatch("b"))) { + // parse from month name + date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch("d"))) { + // get day of month directly + date.day = Number(value); + } else if ((value = getMatch("j"))) { + // get day of month from day of year ... + var day = Number(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); + if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch("a"))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch("U"))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch("W"))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch("z"))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === "z") { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* + tm_sec int seconds after the minute 0-61* + tm_min int minutes after the hour 0-59 + tm_hour int hours since midnight 0-23 + tm_mday int day of the month 1-31 + tm_mon int months since January 0-11 + tm_year int years since 1900 + tm_wday int days since Sunday 0-6 + tm_yday int days since January 1 0-365 + tm_isdst int Daylight Saving Time flag + tm_gmtoff long offset from GMT (seconds) + */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); + HEAP32[((tm) >> 2)] = fullDate.getSeconds(); + HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); + HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); + HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); + HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); + HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; + HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); + HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; + HEAP32[(((tm) + (32)) >> 2)] = 0; + HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + lengthBytesUTF8(matches[0]); + } + return 0; +}; + +_strptime.sig = "pppp"; + +var _swapcontext = () => abort("missing function: ${name}"); + +function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); +} + +function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const SO_RCVTIMEO = 66; + const SO_SNDTIMEO = 67; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + if (level === SOL_SOCKET && (optionName === SO_RCVTIMEO || optionName === SO_SNDTIMEO)) { + const timeoutMs = PHPWASM.parseSocketTimeout(optionValuePtr, optionLen); + if (timeoutMs === null) { + return -1; + } + const timeouts = PHPWASM.socketTimeouts.get(socketd) || {}; + if (optionName === SO_RCVTIMEO) { + timeouts.receive = timeoutMs; + } else { + timeouts.send = timeoutMs; + } + PHPWASM.socketTimeouts.set(socketd, timeouts); + return 0; + } + // Options that we can forward to the WebSocket proxy + const isForwardable = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isForwardable) { + console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; +} + +function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); +} + +var runAndAbortIfError = func => { + try { + return func(); + } catch (e) { + abort(e); + } +}; + +var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = /^(invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_iij|invoke_iiji|invoke_iiij|invoke_iijii|invoke_iijiji|invoke_jii|invoke_jiii|invoke_viijii|invoke_vji|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|__syscall_fcntl64|___syscall_fcntl64|_asyncjs___syscall_fcntl64|js_release_file_locks|_js_release_file_locks|_async_js_release_file_locks|js_flock|_js_flock|_async_js_flock|js_fd_read|_js_fd_read|fd_close|_fd_close|_asyncjs__fd_close|close|_close|js_module_onMessage|zend_hash_str_find|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|_wasm_shutdown|_asyncjs__wasm_shutdown|recv|_recv|setsockopt|_setsockopt|wasm_connect|_wasm_connect|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == "function") { + let isAsyncifyImport = original.isAsync || importPattern.test(x); + } + } + }, + instrumentFunction(original) { + var wrapper = (...args) => { + Asyncify.exportCallStack.push(original); + try { + return original(...args); + } finally { + if (!ABORT) { + var top = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + Asyncify.funcWrappers.set(original, wrapper); + wrapper.orig = original; + return wrapper; + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == "function") { + var wrapper = Asyncify.instrumentFunction(original); + ret[x] = wrapper; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3 + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callstackFuncToId: new Map, + callStackIdToFunc: new Map, + funcWrappers: new Map, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(func) { + if (!Asyncify.callstackFuncToId.has(func)) { + var id = Asyncify.callStackId++; + Asyncify.callstackFuncToId.set(func, id); + Asyncify.callStackIdToFunc.set(id, func); + } + return Asyncify.callstackFuncToId.get(func); + }, + maybeStopUnwind() { + if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != "undefined") { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToFunc[id] == wasm func) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[((ptr) >> 2)] = stack; + HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(((ptr) + (8)) >> 2)] = rewindId; + }, + getDataRewindFunc(ptr) { + var id = HEAP32[(((ptr) + (8)) >> 2)]; + var func = Asyncify.callStackIdToFunc.get(id); + return func; + }, + doRewind(ptr) { + var original = Asyncify.getDataRewindFunc(ptr); + var func = Asyncify.funcWrappers.get(original); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); + if (typeof MainLoop != "undefined" && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + if (!Asyncify._cachedData) { Asyncify._cachedData = Asyncify.allocateData(); } else { Asyncify.setDataHeader(Asyncify._cachedData, Asyncify._cachedData + 12, Asyncify.StackSize); Asyncify.setDataRewindFunc(Asyncify._cachedData); } Asyncify.currData = Asyncify._cachedData; + if (typeof MainLoop != "undefined" && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync: startAsync => Asyncify.handleSleep(wakeUp => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }) +}; + +var getCFunc = ident => { + var func = Module["_" + ident]; + // closure exported function + return func; +}; + +var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); +}; + +/** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + "string": str => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + "array": arr => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + } + }; + function convertReturnValue(ret) { + if (returnType === "string") { + return UTF8ToString(ret); + } + if (returnType === "boolean") return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; +}; + +var FS_createPath = (...args) => FS.createPath(...args); + +var FS_unlink = (...args) => FS.unlink(...args); + +var FS_createLazyFile = (...args) => FS.createLazyFile(...args); + +var FS_createDevice = (...args) => FS.createDevice(...args); + +var _setTempRet0 = setTempRet0; + +var getTempRet0 = val => __emscripten_tempret_get(); + +var _getTempRet0 = getTempRet0; + +var uncaughtExceptionCount = 0; + +var ___cxa_throw = (ptr, type, destructor) => { + var info = new ExceptionInfo(ptr); + // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception. + info.init(type, destructor); + exceptionLast = ptr; + uncaughtExceptionCount++; + throw exceptionLast; +}; + +___cxa_throw.sig = "vppp"; + +var _wasm_recv = function(sockfd, buffer, size, flags) { + return Asyncify.handleSleep(wakeUp => { + const receiveTimeout = PHPWASM.socketTimeouts.get(sockfd)?.receive; + const startedAt = Date.now(); + let resolved = false; + const poll = function() { + if (resolved) { + return; + } + let newl = ___syscall_recvfrom(sockfd, buffer, size, flags, null, null); + if (newl > 0) { + resolved = true; + wakeUp(newl); + } else if (newl === -ERRNO_CODES.EAGAIN) { + if (receiveTimeout > 0 && Date.now() - startedAt >= receiveTimeout) { + resolved = true; + wakeUp(-ERRNO_CODES.EAGAIN); + return; + } + setTimeout(poll, 20); + } else { + resolved = true; + wakeUp(0); + } + }; + poll(); + }); +}; + +registerWasmPlugin(); + +FS.createPreloadedFile = FS_createPreloadedFile; + +FS.preloadFile = FS_preloadFile; + +FS.staticInit(); + +if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); +} + +PHPWASM.init(); + +// End JS library code +// include: postlibrary.js +// This file is included after the automatically-generated JS library code +// but before the wasm module is created. +{ + // Begin ATMODULES hooks + if (Module["preloadPlugins"]) preloadPlugins = Module["preloadPlugins"]; + if (Module["noExitRuntime"]) noExitRuntime = Module["noExitRuntime"]; + if (Module["print"]) out = Module["print"]; + if (Module["printErr"]) err = Module["printErr"]; + if (Module["dynamicLibraries"]) dynamicLibraries = Module["dynamicLibraries"]; + if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; + // End ATMODULES hooks + if (Module["arguments"]) arguments_ = Module["arguments"]; + if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"]; + if (Module["preInit"]) { + if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; + while (Module["preInit"].length > 0) { + Module["preInit"].shift()(); + } + } +} + +// Begin runtime exports +Module["wasmExports"] = wasmExports; + +Module["addRunDependency"] = addRunDependency; + +Module["removeRunDependency"] = removeRunDependency; + +Module["ccall"] = ccall; + +Module["UTF8ToString"] = UTF8ToString; + +Module["stringToUTF8"] = stringToUTF8; + +Module["lengthBytesUTF8"] = lengthBytesUTF8; + +Module["FS_preloadFile"] = FS_preloadFile; + +Module["FS_unlink"] = FS_unlink; + +Module["FS_createPath"] = FS_createPath; + +Module["FS_createDevice"] = FS_createDevice; + +Module["FS_createDataFile"] = FS_createDataFile; + +Module["FS_createLazyFile"] = FS_createLazyFile; + +Module["PROXYFS"] = PROXYFS; + +// End runtime exports +// Begin JS library exports +Module["UTF8ToString"] = UTF8ToString; + +Module["lengthBytesUTF8"] = lengthBytesUTF8; + +Module["stringToUTF8"] = stringToUTF8; + +Module["FS"] = FS; + +Module["___asyncify_data"] = ___asyncify_data; + +Module["___asyncify_state"] = ___asyncify_state; + +Module["_exit"] = _exit; + +Module["_emscripten_sleep"] = _emscripten_sleep; + +Module["_getaddrinfo"] = _getaddrinfo; + +Module["_wasm_setsockopt"] = _wasm_setsockopt; + +Module["_setTempRet0"] = _setTempRet0; + +Module["_getTempRet0"] = _getTempRet0; + +Module["___cxa_throw"] = ___cxa_throw; + +Module["_wasm_recv"] = _wasm_recv; + +// End JS library exports +// end include: postlibrary.js +var ASM_CONSTS = {}; + +function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = resolver => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === "w") { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async wakeUp => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === "SPAWN_UNSUPPORTED") { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on("data", function(data) { + outByteArrays.push(data); + }); + const outputPath = "/tmp/popen_output"; + cp.on("exit", function(exitCode) { + const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); +} + +js_popen_to_file.sig = "iiii"; + +function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = resolver => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback(wakeUp => { + const polls = []; + const stream = FS.getStream(socketd); + if (FS.isSocket(stream?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set; + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add("POLLIN"); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add("POLLOUT"); + } + if (events & POLLHUP || events & POLLIN || events & POLLOUT || events & POLLERR) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add("POLLHUP"); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add("POLLERR"); + } + } + } else if (stream?.stream_ops?.poll) { + let interrupted = false; + async function poll() { + try { + while (true) { + var mask = POLLNVAL; + mask = SYSCALLS.DEFAULT_POLLMASK; + if (FS.isClosed(stream)) { + return ERRNO_CODES.EBADF; + } + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + mask &= events | POLLERR | POLLHUP; + if (mask) { + return mask; + } + if (interrupted) { + return ERRNO_CODES.ETIMEDOUT; + } + await new Promise(resolve => setTimeout(resolve, 10)); + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } + } + polls.push([ poll(), () => { + interrupted = true; + } ]); + } else { + setTimeout(function() { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); + setTimeout(function() { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function(results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function() { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); +} + +wasm_poll_socket.sig = "iiii"; + +function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = resolver => Asyncify.handleSleep(resolver); + const pollAsync = arguments[4] === undefined ? true : !!arguments[4]; + if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { + var stream; + try { + stream = SYSCALLS.getStreamFromFD(fd); + HEAPU32[pnum >> 2] = doReadv(stream, iov, iovcnt); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + throw e; + } + if (e.errno !== ERRNO_CODES.EWOULDBLOCK && e.errno !== ERRNO_CODES.EAGAIN) { + return e.errno; + } + const nonBlocking = stream.flags & PHPWASM.O_NONBLOCK; + if (nonBlocking) { + return e.errno; + } + } + } + if (false === pollAsync) { + return ERRNO_CODES.EWOULDBLOCK; + } + return returnCallback(async wakeUp => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + while (true) { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + if (returnCode === 0) { + HEAPU32[pnum >> 2] = num; + return wakeUp(0); + } + if (++retries > maxRetries || !stream || FS.isClosed(stream) || returnCode !== ERRNO_CODES.EWOULDBLOCK || ("pipe" in stream.node && stream.node.pipe.refcnt < 2)) { + HEAPU32[pnum >> 2] = num; + return wakeUp(returnCode); + } + await new Promise(resolve => setTimeout(resolve, interval)); + } + }); +} + +js_fd_read.sig = "iiiii"; + +function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module["onMessage"]) { + const dataStr = UTF8ToString(data); + return Module["onMessage"](dataStr).then(response => { + const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }).catch(e => { + console.error(e); + return -1; + }); + } + }); +} + +__asyncjs__js_module_onMessage.sig = "iii"; + +// Imports from the Wasm binary. +var _php_date_get_date_ce, _php_date_get_interface_ce, _php_date_get_timezone_ce, _get_timezone_info, _php_combined_lcg, _php_setcookie, _php_escape_html_entities, _php_info_print_table_header, _php_info_print_table_row, _php_info_print_table_start, _php_info_print_table_end, _php_info_print_table_colspan_header, _php_str_to_str, _php_addcslashes_str, _php_addcslashes, _php_get_module_initialized, _php_log_err_with_severity, _php_printf, _php_error_docref, _ap_php_slprintf, _ap_php_snprintf, _ap_php_vsnprintf, _display_ini_entries, _sapi_header_op, _php_socket_strerror, _php_output_write, __php_stream_free, __php_stream_eof, __php_stream_get_line, __php_stream_open_wrapper_ex, __emalloc_24, __emalloc_32, __emalloc_40, __emalloc_48, __emalloc_56, __emalloc_112, __emalloc_128, __emalloc_320, __emalloc_1280, __efree_56, __emalloc, __efree, __erealloc, __safe_emalloc, ___zend_malloc, __safe_erealloc, ___zend_realloc, __ecalloc, __estrdup, __estrndup, _zend_set_memory_limit, _zend_memory_usage, _zend_memory_peak_usage, _zend_type_to_string, _zend_unmangle_property_name_ex, _zend_is_auto_global_str, _zend_get_compiled_variable_name, _zend_register_long_constant, _zend_register_string_constant, _zend_get_constant_str, _get_active_class_name, _get_active_function_name, _zend_get_executed_filename, _zend_get_executed_filename_ex, _zend_get_executed_lineno, __call_user_function_impl, _zend_call_function, _zend_call_known_function, _zend_call_known_instance_method_with_2_params, _zend_eval_string, _zend_set_timeout, _zend_unset_timeout, _zend_fetch_class, _zend_rebuild_symbol_table, _zend_html_puts, __is_numeric_string_ex, _convert_to_long, _zval_get_long_func, _convert_to_double, __convert_to_string, __try_convert_to_string, _zval_get_double_func, _zval_get_string_func, _zend_binary_strcasecmp, _numeric_compare_function, _compare_function, _instanceof_function_slow, _zend_str_tolower, _zend_memnstr_ex, _rc_dtor_func, _zval_ptr_dtor, _zval_add_ref, _zend_vspprintf, _zend_spprintf, _zend_strpprintf, __zend_bailout, _zend_error, _zend_throw_error, _zend_argument_count_error, _zend_get_parameters_array_ex, _zend_wrong_param_count, _zend_wrong_parameters_none_error, _zend_wrong_parameters_count_error, _zend_wrong_parameter_error, _zend_argument_type_error, _zend_argument_value_error, _zend_argument_error, _zend_parse_arg_long_slow, _zend_parse_arg_str_slow, _zend_parse_arg_str_or_long_slow, _zend_release_fcall_info_cache, _zend_parse_parameters, _zend_parse_method_parameters, _object_properties_init, _object_init_ex, _add_assoc_long_ex, _add_assoc_null_ex, _add_assoc_bool_ex, _add_assoc_double_ex, _add_assoc_str_ex, _add_assoc_string_ex, _add_assoc_stringl_ex, _add_assoc_zval_ex, _add_index_long, _add_index_null, _add_index_string, _add_index_stringl, _add_next_index_long, _add_next_index_str, _add_next_index_string, _add_next_index_stringl, _zend_startup_module, _zend_register_internal_class_ex, _zend_class_implements, _zend_fcall_info_init, _zend_get_module_version, _zend_declare_typed_property, _zend_try_assign_typed_ref_bool, _zend_try_assign_typed_ref_long, _zend_try_assign_typed_ref_str, _zend_try_assign_typed_ref_arr, _zend_declare_class_constant_ex, _zend_update_property, _zend_read_property_ex, _zend_read_property, _zend_replace_error_handling, _zend_restore_error_handling, _zend_get_resource_handle, _zend_hash_str_find, __zend_hash_init, __zend_new_array_0, __zend_new_array, _zend_array_dup, _zend_hash_update, _zend_hash_str_update, _zend_hash_next_index_insert, _zend_hash_index_update, _zend_hash_destroy, _zend_array_destroy, _zend_hash_apply_with_arguments, _zend_hash_copy, _zend_hash_find, _zend_hash_index_find, _zend_hash_sort_ex, __zend_handle_numeric_str_ex, _zend_rsrc_list_get_rsrc_type, _zend_get_parameter_attribute_str, _zend_set_user_opcode_handler, _zend_get_user_opcode_handler, _zend_get_zval_ptr, _zend_register_ini_entries_ex, _zend_unregister_ini_entries_ex, _zend_alter_ini_entry, _zend_ini_string_ex, _zend_ini_string, _zend_ini_boolean_displayer_cb, _OnUpdateBool, _OnUpdateLong, _OnUpdateString, _OnUpdateStringUnempty, _zend_sort, _zend_iterator_init, _zend_call_method, _zend_create_internal_iterator_zval, _zend_get_exception_base, _zend_is_unwind_exit, _zend_is_graceful_exit, _zend_clear_exception, _zend_throw_exception, _zend_throw_exception_ex, _zend_throw_error_exception, _zend_strtod, _gc_enabled, _gc_possible_root, _zend_gc_get_status, _zend_get_gc_buffer_create, _zend_get_gc_buffer_grow, _zend_get_closure_method_def, _virtual_file_ex, _tsrm_realpath, _zend_object_std_init, _zend_object_std_dtor, _zend_objects_clone_members, _zend_std_get_properties, _zend_get_property_info, _zend_class_init_statics, _zend_std_compare_objects, _zend_get_properties_for, _zend_objects_store_mark_destructed, _zend_objects_store_del, _smart_str_erealloc, __smart_string_alloc, _zend_observer_fcall_register, _zend_observer_fiber_switch_register, _strtoll, _strlen, _munmap, _fiprintf, _abort, _free, _memcmp, _malloc, _snprintf, _strchr, _mmap, ___errno_location, _strerror, _dlopen, _dlsym, _dlclose, _strcmp, _getenv, ___wasm_setjmp, ___wasm_setjmp_test, _emscripten_longjmp, _atoi, _strtoull, _clock_gettime, _strrchr, _realloc, _strcasecmp, _memchr, _isalnum, _strncmp, _isxdigit, _tolower, _strtok_r, _unlink, _strncasecmp, _fileno, _isatty, _fread, _fclose, _strtoul, _strstr, _strpbrk, _strdup, _write, _close, _fseek, _fwrite, _gettimeofday, _iprintf, _puts, _putchar, _stat, _fopen, _getcwd, _open, _rename, _mkdir, _rmdir, _opendir, _strncpy, _siprintf, _localtime_r, _strtol, _pow, _strtod, _strftime, _sin, _cos, _atan2, _acos, _setlocale, _tan, _asin, _atan, _log, _log2, _fmod, _wasm_php_exec, _socket, _freeaddrinfo, _fcntl, _connect, _php_pollfd_for, _htons, _ntohs, _getpeername, _htonl, _strcpy, _strcat, _tzset, _wasm_sleep, _fputs, _isdigit, _fflush, _expf, ___small_fprintf, _qsort, _calloc, _vfprintf, _flock, _fgets, _initgroups, _atol, _closedir, _readdir, _ftell, _wasm_read, _feof, _strncat, ___ctype_get_mb_cur_max, ___wrap_usleep, _wasm_popen, _wasm_pclose, _poll, ___wrap_select, _wasm_set_sapi_name, _wasm_set_phpini_path, _wasm_add_cli_arg, _run_cli, _wasm_add_SERVER_entry, _wasm_add_ENV_entry, _wasm_set_query_string, _wasm_set_path_translated, _wasm_set_skip_shebang, _wasm_set_request_uri, _wasm_set_request_method, _wasm_set_request_host, _wasm_set_content_type, _wasm_set_request_body, _wasm_set_content_length, _wasm_set_cookies, _wasm_set_request_port, _wasm_sapi_request_shutdown, _wasm_sapi_handle_request, _php_wasm_init, _wasm_free, _wasm_get_end_offset, ___wrap_getpid, _wasm_trace, _sqlite3_auto_extension, _sqlite3_cancel_auto_extension, _rewind, _modf, _gmtime, _round, ___extenddftf2, ___letf2, ___floatunditf, _div, ___funcs_on_exit, ___cxa_atexit, ___dl_seterr, __emscripten_find_dylib, _freopen, _mbstowcs, _emscripten_builtin_memalign, __emscripten_timeout, _strtok, _tanhf, _wcstombs, _emscripten_get_sbrk_ptr, _setThrew, __emscripten_tempret_set, __emscripten_tempret_get, __emscripten_stack_restore, __emscripten_stack_alloc, _emscripten_stack_get_current, __ZNSt3__211__call_onceERVmPvPFvS2_E, __ZNSt3__218condition_variable10notify_allEv, __ZNSt3__25mutex4lockEv, __ZNSt3__25mutex6unlockEv, ___cxa_bad_typeid, ___cxa_allocate_exception, ___cxa_pure_virtual, ___dynamic_cast, ___cxa_can_catch, __ZNSt20bad_array_new_lengthD1Ev, __ZNSt12length_errorD1Ev, dynCall_iiii, dynCall_ii, dynCall_vi, dynCall_vii, dynCall_viiiii, dynCall_iii, dynCall_iiiii, dynCall_iiiiii, dynCall_viii, dynCall_iij, dynCall_v, dynCall_i, dynCall_viiii, dynCall_iiiiiii, dynCall_iijii, dynCall_jii, dynCall_jiii, dynCall_vij, dynCall_ji, dynCall_jijj, dynCall_viiiiiiii, dynCall_iiiiiiiiii, dynCall_vjiii, dynCall_iiji, dynCall_iidddd, dynCall_iijjjj, dynCall_vijii, dynCall_iijji, dynCall_iiiiiiiiiiij, dynCall_iiiiiiiiiii, dynCall_iiiij, dynCall_iiiiiiii, dynCall_iiiiiiiiiiii, dynCall_iiiiiiiii, dynCall_jiiii, dynCall_viiiiiii, dynCall_vji, dynCall_vijj, dynCall_iiij, dynCall_iijiji, dynCall_jiji, dynCall_viiiiii, dynCall_viiij, dynCall_viiiiiiiii, dynCall_vidi, dynCall_viijii, dynCall_viidii, dynCall_jiiji, dynCall_jj, dynCall_jiiiji, dynCall_jiij, dynCall_iiiji, dynCall_ij, dynCall_iiiiiij, dynCall_iiid, dynCall_dii, dynCall_vid, dynCall_di, dynCall_iiiiijii, dynCall_j, dynCall_iiiiji, dynCall_iiiijii, dynCall_viiji, dynCall_iiiijji, dynCall_dd, dynCall_ddd, dynCall_iiijii, dynCall_diiii, dynCall_diiiiiiii, dynCall_fi, dynCall_fii, dynCall_jiiiii, dynCall_viiiiiiiiiii, dynCall_viiiiiiiiiiiii, dynCall_viiiiiiiiiiiiiii, dynCall_iiiijj, dynCall_jiiiiiiiii, dynCall_jiiiiii, dynCall_jiiiiiiii, dynCall_ddi, dynCall_iiijj, dynCall_id, dynCall_iifi, dynCall_viid, dynCall_viidddddddd, dynCall_iidiiii, _asyncify_start_unwind, _asyncify_stop_unwind, _asyncify_start_rewind, _asyncify_stop_rewind, memory, ___stack_pointer, __indirect_function_table, wasmTable, wasmMemory; + +function assignWasmExports(wasmExports) { + _php_date_get_date_ce = Module["_php_date_get_date_ce"] = wasmExports["php_date_get_date_ce"]; + _php_date_get_interface_ce = Module["_php_date_get_interface_ce"] = wasmExports["php_date_get_interface_ce"]; + _php_date_get_timezone_ce = Module["_php_date_get_timezone_ce"] = wasmExports["php_date_get_timezone_ce"]; + _get_timezone_info = Module["_get_timezone_info"] = wasmExports["get_timezone_info"]; + _php_combined_lcg = Module["_php_combined_lcg"] = wasmExports["php_combined_lcg"]; + _php_setcookie = Module["_php_setcookie"] = wasmExports["php_setcookie"]; + _php_escape_html_entities = Module["_php_escape_html_entities"] = wasmExports["php_escape_html_entities"]; + _php_info_print_table_header = Module["_php_info_print_table_header"] = wasmExports["php_info_print_table_header"]; + _php_info_print_table_row = Module["_php_info_print_table_row"] = wasmExports["php_info_print_table_row"]; + _php_info_print_table_start = Module["_php_info_print_table_start"] = wasmExports["php_info_print_table_start"]; + _php_info_print_table_end = Module["_php_info_print_table_end"] = wasmExports["php_info_print_table_end"]; + _php_info_print_table_colspan_header = Module["_php_info_print_table_colspan_header"] = wasmExports["php_info_print_table_colspan_header"]; + _php_str_to_str = Module["_php_str_to_str"] = wasmExports["php_str_to_str"]; + _php_addcslashes_str = Module["_php_addcslashes_str"] = wasmExports["php_addcslashes_str"]; + _php_addcslashes = Module["_php_addcslashes"] = wasmExports["php_addcslashes"]; + _php_get_module_initialized = Module["_php_get_module_initialized"] = wasmExports["php_get_module_initialized"]; + _php_log_err_with_severity = Module["_php_log_err_with_severity"] = wasmExports["php_log_err_with_severity"]; + _php_printf = Module["_php_printf"] = wasmExports["php_printf"]; + _php_error_docref = Module["_php_error_docref"] = wasmExports["php_error_docref"]; + _ap_php_slprintf = Module["_ap_php_slprintf"] = wasmExports["ap_php_slprintf"]; + _ap_php_snprintf = Module["_ap_php_snprintf"] = wasmExports["ap_php_snprintf"]; + _ap_php_vsnprintf = Module["_ap_php_vsnprintf"] = wasmExports["ap_php_vsnprintf"]; + _display_ini_entries = Module["_display_ini_entries"] = wasmExports["display_ini_entries"]; + _sapi_header_op = Module["_sapi_header_op"] = wasmExports["sapi_header_op"]; + _php_socket_strerror = Module["_php_socket_strerror"] = wasmExports["php_socket_strerror"]; + _php_output_write = Module["_php_output_write"] = wasmExports["php_output_write"]; + __php_stream_free = Module["__php_stream_free"] = wasmExports["_php_stream_free"]; + __php_stream_eof = Module["__php_stream_eof"] = wasmExports["_php_stream_eof"]; + __php_stream_get_line = Module["__php_stream_get_line"] = wasmExports["_php_stream_get_line"]; + __php_stream_open_wrapper_ex = Module["__php_stream_open_wrapper_ex"] = wasmExports["_php_stream_open_wrapper_ex"]; + __emalloc_24 = Module["__emalloc_24"] = wasmExports["_emalloc_24"]; + __emalloc_32 = Module["__emalloc_32"] = wasmExports["_emalloc_32"]; + __emalloc_40 = Module["__emalloc_40"] = wasmExports["_emalloc_40"]; + __emalloc_48 = Module["__emalloc_48"] = wasmExports["_emalloc_48"]; + __emalloc_56 = Module["__emalloc_56"] = wasmExports["_emalloc_56"]; + __emalloc_112 = Module["__emalloc_112"] = wasmExports["_emalloc_112"]; + __emalloc_128 = Module["__emalloc_128"] = wasmExports["_emalloc_128"]; + __emalloc_320 = Module["__emalloc_320"] = wasmExports["_emalloc_320"]; + __emalloc_1280 = Module["__emalloc_1280"] = wasmExports["_emalloc_1280"]; + __efree_56 = Module["__efree_56"] = wasmExports["_efree_56"]; + __emalloc = Module["__emalloc"] = wasmExports["_emalloc"]; + __efree = Module["__efree"] = wasmExports["_efree"]; + __erealloc = Module["__erealloc"] = wasmExports["_erealloc"]; + __safe_emalloc = Module["__safe_emalloc"] = wasmExports["_safe_emalloc"]; + ___zend_malloc = Module["___zend_malloc"] = wasmExports["__zend_malloc"]; + __safe_erealloc = Module["__safe_erealloc"] = wasmExports["_safe_erealloc"]; + ___zend_realloc = Module["___zend_realloc"] = wasmExports["__zend_realloc"]; + __ecalloc = Module["__ecalloc"] = wasmExports["_ecalloc"]; + __estrdup = Module["__estrdup"] = wasmExports["_estrdup"]; + __estrndup = Module["__estrndup"] = wasmExports["_estrndup"]; + _zend_set_memory_limit = Module["_zend_set_memory_limit"] = wasmExports["zend_set_memory_limit"]; + _zend_memory_usage = Module["_zend_memory_usage"] = wasmExports["zend_memory_usage"]; + _zend_memory_peak_usage = Module["_zend_memory_peak_usage"] = wasmExports["zend_memory_peak_usage"]; + _zend_type_to_string = Module["_zend_type_to_string"] = wasmExports["zend_type_to_string"]; + _zend_unmangle_property_name_ex = Module["_zend_unmangle_property_name_ex"] = wasmExports["zend_unmangle_property_name_ex"]; + _zend_is_auto_global_str = Module["_zend_is_auto_global_str"] = wasmExports["zend_is_auto_global_str"]; + _zend_get_compiled_variable_name = Module["_zend_get_compiled_variable_name"] = wasmExports["zend_get_compiled_variable_name"]; + _zend_register_long_constant = Module["_zend_register_long_constant"] = wasmExports["zend_register_long_constant"]; + _zend_register_string_constant = Module["_zend_register_string_constant"] = wasmExports["zend_register_string_constant"]; + _zend_get_constant_str = Module["_zend_get_constant_str"] = wasmExports["zend_get_constant_str"]; + _get_active_class_name = Module["_get_active_class_name"] = wasmExports["get_active_class_name"]; + _get_active_function_name = Module["_get_active_function_name"] = wasmExports["get_active_function_name"]; + _zend_get_executed_filename = Module["_zend_get_executed_filename"] = wasmExports["zend_get_executed_filename"]; + _zend_get_executed_filename_ex = Module["_zend_get_executed_filename_ex"] = wasmExports["zend_get_executed_filename_ex"]; + _zend_get_executed_lineno = Module["_zend_get_executed_lineno"] = wasmExports["zend_get_executed_lineno"]; + __call_user_function_impl = Module["__call_user_function_impl"] = wasmExports["_call_user_function_impl"]; + _zend_call_function = Module["_zend_call_function"] = wasmExports["zend_call_function"]; + _zend_call_known_function = Module["_zend_call_known_function"] = wasmExports["zend_call_known_function"]; + _zend_call_known_instance_method_with_2_params = Module["_zend_call_known_instance_method_with_2_params"] = wasmExports["zend_call_known_instance_method_with_2_params"]; + _zend_eval_string = Module["_zend_eval_string"] = wasmExports["zend_eval_string"]; + _zend_set_timeout = Module["_zend_set_timeout"] = wasmExports["zend_set_timeout"]; + _zend_unset_timeout = Module["_zend_unset_timeout"] = wasmExports["zend_unset_timeout"]; + _zend_fetch_class = Module["_zend_fetch_class"] = wasmExports["zend_fetch_class"]; + _zend_rebuild_symbol_table = Module["_zend_rebuild_symbol_table"] = wasmExports["zend_rebuild_symbol_table"]; + _zend_html_puts = Module["_zend_html_puts"] = wasmExports["zend_html_puts"]; + __is_numeric_string_ex = Module["__is_numeric_string_ex"] = wasmExports["_is_numeric_string_ex"]; + _convert_to_long = Module["_convert_to_long"] = wasmExports["convert_to_long"]; + _zval_get_long_func = Module["_zval_get_long_func"] = wasmExports["zval_get_long_func"]; + _convert_to_double = Module["_convert_to_double"] = wasmExports["convert_to_double"]; + __convert_to_string = Module["__convert_to_string"] = wasmExports["_convert_to_string"]; + __try_convert_to_string = Module["__try_convert_to_string"] = wasmExports["_try_convert_to_string"]; + _zval_get_double_func = Module["_zval_get_double_func"] = wasmExports["zval_get_double_func"]; + _zval_get_string_func = Module["_zval_get_string_func"] = wasmExports["zval_get_string_func"]; + _zend_binary_strcasecmp = Module["_zend_binary_strcasecmp"] = wasmExports["zend_binary_strcasecmp"]; + _numeric_compare_function = Module["_numeric_compare_function"] = wasmExports["numeric_compare_function"]; + _compare_function = Module["_compare_function"] = wasmExports["compare_function"]; + _instanceof_function_slow = Module["_instanceof_function_slow"] = wasmExports["instanceof_function_slow"]; + _zend_str_tolower = Module["_zend_str_tolower"] = wasmExports["zend_str_tolower"]; + _zend_memnstr_ex = Module["_zend_memnstr_ex"] = wasmExports["zend_memnstr_ex"]; + _rc_dtor_func = Module["_rc_dtor_func"] = wasmExports["rc_dtor_func"]; + _zval_ptr_dtor = Module["_zval_ptr_dtor"] = wasmExports["zval_ptr_dtor"]; + _zval_add_ref = Module["_zval_add_ref"] = wasmExports["zval_add_ref"]; + _zend_vspprintf = Module["_zend_vspprintf"] = wasmExports["zend_vspprintf"]; + _zend_spprintf = Module["_zend_spprintf"] = wasmExports["zend_spprintf"]; + _zend_strpprintf = Module["_zend_strpprintf"] = wasmExports["zend_strpprintf"]; + __zend_bailout = Module["__zend_bailout"] = wasmExports["_zend_bailout"]; + _zend_error = Module["_zend_error"] = wasmExports["zend_error"]; + _zend_throw_error = Module["_zend_throw_error"] = wasmExports["zend_throw_error"]; + _zend_argument_count_error = Module["_zend_argument_count_error"] = wasmExports["zend_argument_count_error"]; + _zend_get_parameters_array_ex = Module["_zend_get_parameters_array_ex"] = wasmExports["zend_get_parameters_array_ex"]; + _zend_wrong_param_count = Module["_zend_wrong_param_count"] = wasmExports["zend_wrong_param_count"]; + _zend_wrong_parameters_none_error = Module["_zend_wrong_parameters_none_error"] = wasmExports["zend_wrong_parameters_none_error"]; + _zend_wrong_parameters_count_error = Module["_zend_wrong_parameters_count_error"] = wasmExports["zend_wrong_parameters_count_error"]; + _zend_wrong_parameter_error = Module["_zend_wrong_parameter_error"] = wasmExports["zend_wrong_parameter_error"]; + _zend_argument_type_error = Module["_zend_argument_type_error"] = wasmExports["zend_argument_type_error"]; + _zend_argument_value_error = Module["_zend_argument_value_error"] = wasmExports["zend_argument_value_error"]; + _zend_argument_error = Module["_zend_argument_error"] = wasmExports["zend_argument_error"]; + _zend_parse_arg_long_slow = Module["_zend_parse_arg_long_slow"] = wasmExports["zend_parse_arg_long_slow"]; + _zend_parse_arg_str_slow = Module["_zend_parse_arg_str_slow"] = wasmExports["zend_parse_arg_str_slow"]; + _zend_parse_arg_str_or_long_slow = Module["_zend_parse_arg_str_or_long_slow"] = wasmExports["zend_parse_arg_str_or_long_slow"]; + _zend_release_fcall_info_cache = Module["_zend_release_fcall_info_cache"] = wasmExports["zend_release_fcall_info_cache"]; + _zend_parse_parameters = Module["_zend_parse_parameters"] = wasmExports["zend_parse_parameters"]; + _zend_parse_method_parameters = Module["_zend_parse_method_parameters"] = wasmExports["zend_parse_method_parameters"]; + _object_properties_init = Module["_object_properties_init"] = wasmExports["object_properties_init"]; + _object_init_ex = Module["_object_init_ex"] = wasmExports["object_init_ex"]; + _add_assoc_long_ex = Module["_add_assoc_long_ex"] = wasmExports["add_assoc_long_ex"]; + _add_assoc_null_ex = Module["_add_assoc_null_ex"] = wasmExports["add_assoc_null_ex"]; + _add_assoc_bool_ex = Module["_add_assoc_bool_ex"] = wasmExports["add_assoc_bool_ex"]; + _add_assoc_double_ex = Module["_add_assoc_double_ex"] = wasmExports["add_assoc_double_ex"]; + _add_assoc_str_ex = Module["_add_assoc_str_ex"] = wasmExports["add_assoc_str_ex"]; + _add_assoc_string_ex = Module["_add_assoc_string_ex"] = wasmExports["add_assoc_string_ex"]; + _add_assoc_stringl_ex = Module["_add_assoc_stringl_ex"] = wasmExports["add_assoc_stringl_ex"]; + _add_assoc_zval_ex = Module["_add_assoc_zval_ex"] = wasmExports["add_assoc_zval_ex"]; + _add_index_long = Module["_add_index_long"] = wasmExports["add_index_long"]; + _add_index_null = Module["_add_index_null"] = wasmExports["add_index_null"]; + _add_index_string = Module["_add_index_string"] = wasmExports["add_index_string"]; + _add_index_stringl = Module["_add_index_stringl"] = wasmExports["add_index_stringl"]; + _add_next_index_long = Module["_add_next_index_long"] = wasmExports["add_next_index_long"]; + _add_next_index_str = Module["_add_next_index_str"] = wasmExports["add_next_index_str"]; + _add_next_index_string = Module["_add_next_index_string"] = wasmExports["add_next_index_string"]; + _add_next_index_stringl = Module["_add_next_index_stringl"] = wasmExports["add_next_index_stringl"]; + _zend_startup_module = Module["_zend_startup_module"] = wasmExports["zend_startup_module"]; + _zend_register_internal_class_ex = Module["_zend_register_internal_class_ex"] = wasmExports["zend_register_internal_class_ex"]; + _zend_class_implements = Module["_zend_class_implements"] = wasmExports["zend_class_implements"]; + _zend_fcall_info_init = Module["_zend_fcall_info_init"] = wasmExports["zend_fcall_info_init"]; + _zend_get_module_version = Module["_zend_get_module_version"] = wasmExports["zend_get_module_version"]; + _zend_declare_typed_property = Module["_zend_declare_typed_property"] = wasmExports["zend_declare_typed_property"]; + _zend_try_assign_typed_ref_bool = Module["_zend_try_assign_typed_ref_bool"] = wasmExports["zend_try_assign_typed_ref_bool"]; + _zend_try_assign_typed_ref_long = Module["_zend_try_assign_typed_ref_long"] = wasmExports["zend_try_assign_typed_ref_long"]; + _zend_try_assign_typed_ref_str = Module["_zend_try_assign_typed_ref_str"] = wasmExports["zend_try_assign_typed_ref_str"]; + _zend_try_assign_typed_ref_arr = Module["_zend_try_assign_typed_ref_arr"] = wasmExports["zend_try_assign_typed_ref_arr"]; + _zend_declare_class_constant_ex = Module["_zend_declare_class_constant_ex"] = wasmExports["zend_declare_class_constant_ex"]; + _zend_update_property = Module["_zend_update_property"] = wasmExports["zend_update_property"]; + _zend_read_property_ex = Module["_zend_read_property_ex"] = wasmExports["zend_read_property_ex"]; + _zend_read_property = Module["_zend_read_property"] = wasmExports["zend_read_property"]; + _zend_replace_error_handling = Module["_zend_replace_error_handling"] = wasmExports["zend_replace_error_handling"]; + _zend_restore_error_handling = Module["_zend_restore_error_handling"] = wasmExports["zend_restore_error_handling"]; + _zend_get_resource_handle = Module["_zend_get_resource_handle"] = wasmExports["zend_get_resource_handle"]; + _zend_hash_str_find = Module["_zend_hash_str_find"] = wasmExports["zend_hash_str_find"]; + __zend_hash_init = Module["__zend_hash_init"] = wasmExports["_zend_hash_init"]; + __zend_new_array_0 = Module["__zend_new_array_0"] = wasmExports["_zend_new_array_0"]; + __zend_new_array = Module["__zend_new_array"] = wasmExports["_zend_new_array"]; + _zend_array_dup = Module["_zend_array_dup"] = wasmExports["zend_array_dup"]; + _zend_hash_update = Module["_zend_hash_update"] = wasmExports["zend_hash_update"]; + _zend_hash_str_update = Module["_zend_hash_str_update"] = wasmExports["zend_hash_str_update"]; + _zend_hash_next_index_insert = Module["_zend_hash_next_index_insert"] = wasmExports["zend_hash_next_index_insert"]; + _zend_hash_index_update = Module["_zend_hash_index_update"] = wasmExports["zend_hash_index_update"]; + _zend_hash_destroy = Module["_zend_hash_destroy"] = wasmExports["zend_hash_destroy"]; + _zend_array_destroy = Module["_zend_array_destroy"] = wasmExports["zend_array_destroy"]; + _zend_hash_apply_with_arguments = Module["_zend_hash_apply_with_arguments"] = wasmExports["zend_hash_apply_with_arguments"]; + _zend_hash_copy = Module["_zend_hash_copy"] = wasmExports["zend_hash_copy"]; + _zend_hash_find = Module["_zend_hash_find"] = wasmExports["zend_hash_find"]; + _zend_hash_index_find = Module["_zend_hash_index_find"] = wasmExports["zend_hash_index_find"]; + _zend_hash_sort_ex = Module["_zend_hash_sort_ex"] = wasmExports["zend_hash_sort_ex"]; + __zend_handle_numeric_str_ex = Module["__zend_handle_numeric_str_ex"] = wasmExports["_zend_handle_numeric_str_ex"]; + _zend_rsrc_list_get_rsrc_type = Module["_zend_rsrc_list_get_rsrc_type"] = wasmExports["zend_rsrc_list_get_rsrc_type"]; + _zend_get_parameter_attribute_str = Module["_zend_get_parameter_attribute_str"] = wasmExports["zend_get_parameter_attribute_str"]; + _zend_set_user_opcode_handler = Module["_zend_set_user_opcode_handler"] = wasmExports["zend_set_user_opcode_handler"]; + _zend_get_user_opcode_handler = Module["_zend_get_user_opcode_handler"] = wasmExports["zend_get_user_opcode_handler"]; + _zend_get_zval_ptr = Module["_zend_get_zval_ptr"] = wasmExports["zend_get_zval_ptr"]; + _zend_register_ini_entries_ex = Module["_zend_register_ini_entries_ex"] = wasmExports["zend_register_ini_entries_ex"]; + _zend_unregister_ini_entries_ex = Module["_zend_unregister_ini_entries_ex"] = wasmExports["zend_unregister_ini_entries_ex"]; + _zend_alter_ini_entry = Module["_zend_alter_ini_entry"] = wasmExports["zend_alter_ini_entry"]; + _zend_ini_string_ex = Module["_zend_ini_string_ex"] = wasmExports["zend_ini_string_ex"]; + _zend_ini_string = Module["_zend_ini_string"] = wasmExports["zend_ini_string"]; + _zend_ini_boolean_displayer_cb = Module["_zend_ini_boolean_displayer_cb"] = wasmExports["zend_ini_boolean_displayer_cb"]; + _OnUpdateBool = Module["_OnUpdateBool"] = wasmExports["OnUpdateBool"]; + _OnUpdateLong = Module["_OnUpdateLong"] = wasmExports["OnUpdateLong"]; + _OnUpdateString = Module["_OnUpdateString"] = wasmExports["OnUpdateString"]; + _OnUpdateStringUnempty = Module["_OnUpdateStringUnempty"] = wasmExports["OnUpdateStringUnempty"]; + _zend_sort = Module["_zend_sort"] = wasmExports["zend_sort"]; + _zend_iterator_init = Module["_zend_iterator_init"] = wasmExports["zend_iterator_init"]; + _zend_call_method = Module["_zend_call_method"] = wasmExports["zend_call_method"]; + _zend_create_internal_iterator_zval = Module["_zend_create_internal_iterator_zval"] = wasmExports["zend_create_internal_iterator_zval"]; + _zend_get_exception_base = Module["_zend_get_exception_base"] = wasmExports["zend_get_exception_base"]; + _zend_is_unwind_exit = Module["_zend_is_unwind_exit"] = wasmExports["zend_is_unwind_exit"]; + _zend_is_graceful_exit = Module["_zend_is_graceful_exit"] = wasmExports["zend_is_graceful_exit"]; + _zend_clear_exception = Module["_zend_clear_exception"] = wasmExports["zend_clear_exception"]; + _zend_throw_exception = Module["_zend_throw_exception"] = wasmExports["zend_throw_exception"]; + _zend_throw_exception_ex = Module["_zend_throw_exception_ex"] = wasmExports["zend_throw_exception_ex"]; + _zend_throw_error_exception = Module["_zend_throw_error_exception"] = wasmExports["zend_throw_error_exception"]; + _zend_strtod = Module["_zend_strtod"] = wasmExports["zend_strtod"]; + _gc_enabled = Module["_gc_enabled"] = wasmExports["gc_enabled"]; + _gc_possible_root = Module["_gc_possible_root"] = wasmExports["gc_possible_root"]; + _zend_gc_get_status = Module["_zend_gc_get_status"] = wasmExports["zend_gc_get_status"]; + _zend_get_gc_buffer_create = Module["_zend_get_gc_buffer_create"] = wasmExports["zend_get_gc_buffer_create"]; + _zend_get_gc_buffer_grow = Module["_zend_get_gc_buffer_grow"] = wasmExports["zend_get_gc_buffer_grow"]; + _zend_get_closure_method_def = Module["_zend_get_closure_method_def"] = wasmExports["zend_get_closure_method_def"]; + _virtual_file_ex = Module["_virtual_file_ex"] = wasmExports["virtual_file_ex"]; + _tsrm_realpath = Module["_tsrm_realpath"] = wasmExports["tsrm_realpath"]; + _zend_object_std_init = Module["_zend_object_std_init"] = wasmExports["zend_object_std_init"]; + _zend_object_std_dtor = Module["_zend_object_std_dtor"] = wasmExports["zend_object_std_dtor"]; + _zend_objects_clone_members = Module["_zend_objects_clone_members"] = wasmExports["zend_objects_clone_members"]; + _zend_std_get_properties = Module["_zend_std_get_properties"] = wasmExports["zend_std_get_properties"]; + _zend_get_property_info = Module["_zend_get_property_info"] = wasmExports["zend_get_property_info"]; + _zend_class_init_statics = Module["_zend_class_init_statics"] = wasmExports["zend_class_init_statics"]; + _zend_std_compare_objects = Module["_zend_std_compare_objects"] = wasmExports["zend_std_compare_objects"]; + _zend_get_properties_for = Module["_zend_get_properties_for"] = wasmExports["zend_get_properties_for"]; + _zend_objects_store_mark_destructed = Module["_zend_objects_store_mark_destructed"] = wasmExports["zend_objects_store_mark_destructed"]; + _zend_objects_store_del = Module["_zend_objects_store_del"] = wasmExports["zend_objects_store_del"]; + _smart_str_erealloc = Module["_smart_str_erealloc"] = wasmExports["smart_str_erealloc"]; + __smart_string_alloc = Module["__smart_string_alloc"] = wasmExports["_smart_string_alloc"]; + _zend_observer_fcall_register = Module["_zend_observer_fcall_register"] = wasmExports["zend_observer_fcall_register"]; + _zend_observer_fiber_switch_register = Module["_zend_observer_fiber_switch_register"] = wasmExports["zend_observer_fiber_switch_register"]; + _strtoll = Module["_strtoll"] = wasmExports["strtoll"]; + _strlen = Module["_strlen"] = wasmExports["strlen"]; + _munmap = Module["_munmap"] = wasmExports["munmap"]; + _fiprintf = Module["_fiprintf"] = wasmExports["fiprintf"]; + _abort = Module["_abort"] = wasmExports["abort"]; + _free = Module["_free"] = wasmExports["free"]; + _memcmp = Module["_memcmp"] = wasmExports["memcmp"]; + _malloc = PHPLoader['malloc'] = Module['_malloc'] = wasmExports["malloc"]; + _snprintf = Module["_snprintf"] = wasmExports["snprintf"]; + _strchr = Module["_strchr"] = wasmExports["strchr"]; + _mmap = Module["_mmap"] = wasmExports["mmap"]; + ___errno_location = Module["___errno_location"] = wasmExports["__errno_location"]; + _strerror = Module["_strerror"] = wasmExports["strerror"]; + _dlopen = Module["_dlopen"] = wasmExports["dlopen"]; + _dlsym = Module["_dlsym"] = wasmExports["dlsym"]; + _dlclose = Module["_dlclose"] = wasmExports["dlclose"]; + _strcmp = Module["_strcmp"] = wasmExports["strcmp"]; + _getenv = Module["_getenv"] = wasmExports["getenv"]; + ___wasm_setjmp = Module["___wasm_setjmp"] = wasmExports["__wasm_setjmp"]; + ___wasm_setjmp_test = Module["___wasm_setjmp_test"] = wasmExports["__wasm_setjmp_test"]; + _emscripten_longjmp = Module["_emscripten_longjmp"] = wasmExports["emscripten_longjmp"]; + _atoi = Module["_atoi"] = wasmExports["atoi"]; + _strtoull = Module["_strtoull"] = wasmExports["strtoull"]; + _clock_gettime = Module["_clock_gettime"] = wasmExports["clock_gettime"]; + _strrchr = Module["_strrchr"] = wasmExports["strrchr"]; + _realloc = Module["_realloc"] = wasmExports["realloc"]; + _strcasecmp = Module["_strcasecmp"] = wasmExports["strcasecmp"]; + _memchr = Module["_memchr"] = wasmExports["memchr"]; + _isalnum = Module["_isalnum"] = wasmExports["isalnum"]; + _strncmp = Module["_strncmp"] = wasmExports["strncmp"]; + _isxdigit = Module["_isxdigit"] = wasmExports["isxdigit"]; + _tolower = Module["_tolower"] = wasmExports["tolower"]; + _strtok_r = Module["_strtok_r"] = wasmExports["strtok_r"]; + _unlink = Module["_unlink"] = wasmExports["unlink"]; + _strncasecmp = Module["_strncasecmp"] = wasmExports["strncasecmp"]; + _fileno = Module["_fileno"] = wasmExports["fileno"]; + _isatty = Module["_isatty"] = wasmExports["isatty"]; + _fread = Module["_fread"] = wasmExports["fread"]; + _fclose = Module["_fclose"] = wasmExports["fclose"]; + _strtoul = Module["_strtoul"] = wasmExports["strtoul"]; + _strstr = Module["_strstr"] = wasmExports["strstr"]; + _strpbrk = Module["_strpbrk"] = wasmExports["strpbrk"]; + _strdup = Module["_strdup"] = wasmExports["strdup"]; + _write = Module["_write"] = wasmExports["write"]; + _close = Module["_close"] = wasmExports["close"]; + _fseek = Module["_fseek"] = wasmExports["fseek"]; + _fwrite = Module["_fwrite"] = wasmExports["fwrite"]; + _gettimeofday = Module["_gettimeofday"] = wasmExports["gettimeofday"]; + _iprintf = Module["_iprintf"] = wasmExports["iprintf"]; + _puts = Module["_puts"] = wasmExports["puts"]; + _putchar = Module["_putchar"] = wasmExports["putchar"]; + _stat = Module["_stat"] = wasmExports["stat"]; + _fopen = Module["_fopen"] = wasmExports["fopen"]; + _getcwd = Module["_getcwd"] = wasmExports["getcwd"]; + _open = Module["_open"] = wasmExports["open"]; + _rename = Module["_rename"] = wasmExports["rename"]; + _mkdir = Module["_mkdir"] = wasmExports["mkdir"]; + _rmdir = Module["_rmdir"] = wasmExports["rmdir"]; + _opendir = Module["_opendir"] = wasmExports["opendir"]; + _strncpy = Module["_strncpy"] = wasmExports["strncpy"]; + _siprintf = Module["_siprintf"] = wasmExports["siprintf"]; + _localtime_r = Module["_localtime_r"] = wasmExports["localtime_r"]; + _strtol = Module["_strtol"] = wasmExports["strtol"]; + _pow = Module["_pow"] = wasmExports["pow"]; + _strtod = Module["_strtod"] = wasmExports["strtod"]; + _strftime = Module["_strftime"] = wasmExports["strftime"]; + _sin = Module["_sin"] = wasmExports["sin"]; + _cos = Module["_cos"] = wasmExports["cos"]; + _atan2 = Module["_atan2"] = wasmExports["atan2"]; + _acos = Module["_acos"] = wasmExports["acos"]; + _setlocale = Module["_setlocale"] = wasmExports["setlocale"]; + _tan = Module["_tan"] = wasmExports["tan"]; + _asin = Module["_asin"] = wasmExports["asin"]; + _atan = Module["_atan"] = wasmExports["atan"]; + _log = Module["_log"] = wasmExports["log"]; + _log2 = Module["_log2"] = wasmExports["log2"]; + _fmod = Module["_fmod"] = wasmExports["fmod"]; + _wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"]; + _socket = Module["_socket"] = wasmExports["socket"]; + _freeaddrinfo = Module["_freeaddrinfo"] = wasmExports["freeaddrinfo"]; + _fcntl = Module["_fcntl"] = wasmExports["fcntl"]; + _connect = Module["_connect"] = wasmExports["connect"]; + _php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"]; + _htons = wasmExports["htons"]; + _ntohs = wasmExports["ntohs"]; + _getpeername = Module["_getpeername"] = wasmExports["getpeername"]; + _htonl = wasmExports["htonl"]; + _strcpy = Module["_strcpy"] = wasmExports["strcpy"]; + _strcat = Module["_strcat"] = wasmExports["strcat"]; + _tzset = Module["_tzset"] = wasmExports["tzset"]; + _wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"]; + _fputs = Module["_fputs"] = wasmExports["fputs"]; + _isdigit = Module["_isdigit"] = wasmExports["isdigit"]; + _fflush = Module["_fflush"] = wasmExports["fflush"]; + _expf = Module["_expf"] = wasmExports["expf"]; + ___small_fprintf = Module["___small_fprintf"] = wasmExports["__small_fprintf"]; + _qsort = Module["_qsort"] = wasmExports["qsort"]; + _calloc = Module["_calloc"] = wasmExports["calloc"]; + _vfprintf = Module["_vfprintf"] = wasmExports["vfprintf"]; + _flock = Module["_flock"] = wasmExports["flock"]; + _fgets = Module["_fgets"] = wasmExports["fgets"]; + _initgroups = Module["_initgroups"] = wasmExports["initgroups"]; + _atol = Module["_atol"] = wasmExports["atol"]; + _closedir = Module["_closedir"] = wasmExports["closedir"]; + _readdir = Module["_readdir"] = wasmExports["readdir"]; + _ftell = Module["_ftell"] = wasmExports["ftell"]; + _wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"]; + _feof = Module["_feof"] = wasmExports["feof"]; + _strncat = Module["_strncat"] = wasmExports["strncat"]; + ___ctype_get_mb_cur_max = Module["___ctype_get_mb_cur_max"] = wasmExports["__ctype_get_mb_cur_max"]; + ___wrap_usleep = Module["___wrap_usleep"] = wasmExports["__wrap_usleep"]; + _wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"]; + _wasm_pclose = Module["_wasm_pclose"] = wasmExports["wasm_pclose"]; + _poll = Module["_poll"] = wasmExports["poll"]; + ___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"]; + _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"]; + _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"]; + _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"]; + _run_cli = Module["_run_cli"] = wasmExports["run_cli"]; + _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"]; + _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"]; + _wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"]; + _wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"]; + _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"]; + _wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"]; + _wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"]; + _wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"]; + _wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"]; + _wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"]; + _wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"]; + _wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"]; + _wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"]; + _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"]; + _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"]; + _php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"]; + _wasm_free = PHPLoader['free'] = Module['_wasm_free'] = wasmExports["wasm_free"]; + _wasm_get_end_offset = Module["_wasm_get_end_offset"] = wasmExports["wasm_get_end_offset"]; + ___wrap_getpid = Module["___wrap_getpid"] = wasmExports["__wrap_getpid"]; + _wasm_trace = Module["_wasm_trace"] = wasmExports["wasm_trace"]; + _sqlite3_auto_extension = Module["_sqlite3_auto_extension"] = wasmExports["sqlite3_auto_extension"]; + _sqlite3_cancel_auto_extension = Module["_sqlite3_cancel_auto_extension"] = wasmExports["sqlite3_cancel_auto_extension"]; + _rewind = Module["_rewind"] = wasmExports["rewind"]; + _modf = Module["_modf"] = wasmExports["modf"]; + _gmtime = Module["_gmtime"] = wasmExports["gmtime"]; + _round = Module["_round"] = wasmExports["round"]; + ___extenddftf2 = Module["___extenddftf2"] = wasmExports["__extenddftf2"]; + ___letf2 = Module["___letf2"] = wasmExports["__letf2"]; + ___floatunditf = Module["___floatunditf"] = wasmExports["__floatunditf"]; + _div = Module["_div"] = wasmExports["div"]; + ___funcs_on_exit = wasmExports["__funcs_on_exit"]; + ___cxa_atexit = Module["___cxa_atexit"] = wasmExports["__cxa_atexit"]; + ___dl_seterr = wasmExports["__dl_seterr"]; + __emscripten_find_dylib = wasmExports["_emscripten_find_dylib"]; + _freopen = Module["_freopen"] = wasmExports["freopen"]; + _mbstowcs = Module["_mbstowcs"] = wasmExports["mbstowcs"]; + _emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"]; + __emscripten_timeout = wasmExports["_emscripten_timeout"]; + _strtok = Module["_strtok"] = wasmExports["strtok"]; + _tanhf = Module["_tanhf"] = wasmExports["tanhf"]; + _wcstombs = Module["_wcstombs"] = wasmExports["wcstombs"]; + _emscripten_get_sbrk_ptr = wasmExports["emscripten_get_sbrk_ptr"]; + _setThrew = wasmExports["setThrew"]; + __emscripten_tempret_set = wasmExports["_emscripten_tempret_set"]; + __emscripten_tempret_get = wasmExports["_emscripten_tempret_get"]; + __emscripten_stack_restore = wasmExports["_emscripten_stack_restore"]; + __emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"]; + _emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"]; + __ZNSt3__211__call_onceERVmPvPFvS2_E = Module["__ZNSt3__211__call_onceERVmPvPFvS2_E"] = wasmExports["_ZNSt3__211__call_onceERVmPvPFvS2_E"]; + __ZNSt3__218condition_variable10notify_allEv = Module["__ZNSt3__218condition_variable10notify_allEv"] = wasmExports["_ZNSt3__218condition_variable10notify_allEv"]; + __ZNSt3__25mutex4lockEv = Module["__ZNSt3__25mutex4lockEv"] = wasmExports["_ZNSt3__25mutex4lockEv"]; + __ZNSt3__25mutex6unlockEv = Module["__ZNSt3__25mutex6unlockEv"] = wasmExports["_ZNSt3__25mutex6unlockEv"]; + ___cxa_bad_typeid = Module["___cxa_bad_typeid"] = wasmExports["__cxa_bad_typeid"]; + ___cxa_allocate_exception = Module["___cxa_allocate_exception"] = wasmExports["__cxa_allocate_exception"]; + ___cxa_pure_virtual = Module["___cxa_pure_virtual"] = wasmExports["__cxa_pure_virtual"]; + ___dynamic_cast = Module["___dynamic_cast"] = wasmExports["__dynamic_cast"]; + ___cxa_can_catch = wasmExports["__cxa_can_catch"]; + __ZNSt20bad_array_new_lengthD1Ev = Module["__ZNSt20bad_array_new_lengthD1Ev"] = wasmExports["_ZNSt20bad_array_new_lengthD1Ev"]; + __ZNSt12length_errorD1Ev = Module["__ZNSt12length_errorD1Ev"] = wasmExports["_ZNSt12length_errorD1Ev"]; + dynCall_iiii = dynCalls["iiii"] = wasmExports["dynCall_iiii"]; + dynCall_ii = dynCalls["ii"] = wasmExports["dynCall_ii"]; + dynCall_vi = dynCalls["vi"] = wasmExports["dynCall_vi"]; + dynCall_vii = dynCalls["vii"] = wasmExports["dynCall_vii"]; + dynCall_viiiii = dynCalls["viiiii"] = wasmExports["dynCall_viiiii"]; + dynCall_iii = dynCalls["iii"] = wasmExports["dynCall_iii"]; + dynCall_iiiii = dynCalls["iiiii"] = wasmExports["dynCall_iiiii"]; + dynCall_iiiiii = dynCalls["iiiiii"] = wasmExports["dynCall_iiiiii"]; + dynCall_viii = dynCalls["viii"] = wasmExports["dynCall_viii"]; + dynCall_iij = dynCalls["iij"] = wasmExports["dynCall_iij"]; + dynCall_v = dynCalls["v"] = wasmExports["dynCall_v"]; + dynCall_i = dynCalls["i"] = wasmExports["dynCall_i"]; + dynCall_viiii = dynCalls["viiii"] = wasmExports["dynCall_viiii"]; + dynCall_iiiiiii = dynCalls["iiiiiii"] = wasmExports["dynCall_iiiiiii"]; + dynCall_iijii = dynCalls["iijii"] = wasmExports["dynCall_iijii"]; + dynCall_jii = dynCalls["jii"] = wasmExports["dynCall_jii"]; + dynCall_jiii = dynCalls["jiii"] = wasmExports["dynCall_jiii"]; + dynCall_vij = dynCalls["vij"] = wasmExports["dynCall_vij"]; + dynCall_ji = dynCalls["ji"] = wasmExports["dynCall_ji"]; + dynCall_jijj = dynCalls["jijj"] = wasmExports["dynCall_jijj"]; + dynCall_viiiiiiii = dynCalls["viiiiiiii"] = wasmExports["dynCall_viiiiiiii"]; + dynCall_iiiiiiiiii = dynCalls["iiiiiiiiii"] = wasmExports["dynCall_iiiiiiiiii"]; + dynCall_vjiii = dynCalls["vjiii"] = wasmExports["dynCall_vjiii"]; + dynCall_iiji = dynCalls["iiji"] = wasmExports["dynCall_iiji"]; + dynCall_iidddd = dynCalls["iidddd"] = wasmExports["dynCall_iidddd"]; + dynCall_iijjjj = dynCalls["iijjjj"] = wasmExports["dynCall_iijjjj"]; + dynCall_vijii = dynCalls["vijii"] = wasmExports["dynCall_vijii"]; + dynCall_iijji = dynCalls["iijji"] = wasmExports["dynCall_iijji"]; + dynCall_iiiiiiiiiiij = dynCalls["iiiiiiiiiiij"] = wasmExports["dynCall_iiiiiiiiiiij"]; + dynCall_iiiiiiiiiii = dynCalls["iiiiiiiiiii"] = wasmExports["dynCall_iiiiiiiiiii"]; + dynCall_iiiij = dynCalls["iiiij"] = wasmExports["dynCall_iiiij"]; + dynCall_iiiiiiii = dynCalls["iiiiiiii"] = wasmExports["dynCall_iiiiiiii"]; + dynCall_iiiiiiiiiiii = dynCalls["iiiiiiiiiiii"] = wasmExports["dynCall_iiiiiiiiiiii"]; + dynCall_iiiiiiiii = dynCalls["iiiiiiiii"] = wasmExports["dynCall_iiiiiiiii"]; + dynCall_jiiii = dynCalls["jiiii"] = wasmExports["dynCall_jiiii"]; + dynCall_viiiiiii = dynCalls["viiiiiii"] = wasmExports["dynCall_viiiiiii"]; + dynCall_vji = dynCalls["vji"] = wasmExports["dynCall_vji"]; + dynCall_vijj = dynCalls["vijj"] = wasmExports["dynCall_vijj"]; + dynCall_iiij = dynCalls["iiij"] = wasmExports["dynCall_iiij"]; + dynCall_iijiji = dynCalls["iijiji"] = wasmExports["dynCall_iijiji"]; + dynCall_jiji = dynCalls["jiji"] = wasmExports["dynCall_jiji"]; + dynCall_viiiiii = dynCalls["viiiiii"] = wasmExports["dynCall_viiiiii"]; + dynCall_viiij = dynCalls["viiij"] = wasmExports["dynCall_viiij"]; + dynCall_viiiiiiiii = dynCalls["viiiiiiiii"] = wasmExports["dynCall_viiiiiiiii"]; + dynCall_vidi = dynCalls["vidi"] = wasmExports["dynCall_vidi"]; + dynCall_viijii = dynCalls["viijii"] = wasmExports["dynCall_viijii"]; + dynCall_viidii = dynCalls["viidii"] = wasmExports["dynCall_viidii"]; + dynCall_jiiji = dynCalls["jiiji"] = wasmExports["dynCall_jiiji"]; + dynCall_jj = dynCalls["jj"] = wasmExports["dynCall_jj"]; + dynCall_jiiiji = dynCalls["jiiiji"] = wasmExports["dynCall_jiiiji"]; + dynCall_jiij = dynCalls["jiij"] = wasmExports["dynCall_jiij"]; + dynCall_iiiji = dynCalls["iiiji"] = wasmExports["dynCall_iiiji"]; + dynCall_ij = dynCalls["ij"] = wasmExports["dynCall_ij"]; + dynCall_iiiiiij = dynCalls["iiiiiij"] = wasmExports["dynCall_iiiiiij"]; + dynCall_iiid = dynCalls["iiid"] = wasmExports["dynCall_iiid"]; + dynCall_dii = dynCalls["dii"] = wasmExports["dynCall_dii"]; + dynCall_vid = dynCalls["vid"] = wasmExports["dynCall_vid"]; + dynCall_di = dynCalls["di"] = wasmExports["dynCall_di"]; + dynCall_iiiiijii = dynCalls["iiiiijii"] = wasmExports["dynCall_iiiiijii"]; + dynCall_j = dynCalls["j"] = wasmExports["dynCall_j"]; + dynCall_iiiiji = dynCalls["iiiiji"] = wasmExports["dynCall_iiiiji"]; + dynCall_iiiijii = dynCalls["iiiijii"] = wasmExports["dynCall_iiiijii"]; + dynCall_viiji = dynCalls["viiji"] = wasmExports["dynCall_viiji"]; + dynCall_iiiijji = dynCalls["iiiijji"] = wasmExports["dynCall_iiiijji"]; + dynCall_dd = dynCalls["dd"] = wasmExports["dynCall_dd"]; + dynCall_ddd = dynCalls["ddd"] = wasmExports["dynCall_ddd"]; + dynCall_iiijii = dynCalls["iiijii"] = wasmExports["dynCall_iiijii"]; + dynCall_diiii = dynCalls["diiii"] = wasmExports["dynCall_diiii"]; + dynCall_diiiiiiii = dynCalls["diiiiiiii"] = wasmExports["dynCall_diiiiiiii"]; + dynCall_fi = dynCalls["fi"] = wasmExports["dynCall_fi"]; + dynCall_fii = dynCalls["fii"] = wasmExports["dynCall_fii"]; + dynCall_jiiiii = dynCalls["jiiiii"] = wasmExports["dynCall_jiiiii"]; + dynCall_viiiiiiiiiii = dynCalls["viiiiiiiiiii"] = wasmExports["dynCall_viiiiiiiiiii"]; + dynCall_viiiiiiiiiiiii = dynCalls["viiiiiiiiiiiii"] = wasmExports["dynCall_viiiiiiiiiiiii"]; + dynCall_viiiiiiiiiiiiiii = dynCalls["viiiiiiiiiiiiiii"] = wasmExports["dynCall_viiiiiiiiiiiiiii"]; + dynCall_iiiijj = dynCalls["iiiijj"] = wasmExports["dynCall_iiiijj"]; + dynCall_jiiiiiiiii = dynCalls["jiiiiiiiii"] = wasmExports["dynCall_jiiiiiiiii"]; + dynCall_jiiiiii = dynCalls["jiiiiii"] = wasmExports["dynCall_jiiiiii"]; + dynCall_jiiiiiiii = dynCalls["jiiiiiiii"] = wasmExports["dynCall_jiiiiiiii"]; + dynCall_ddi = dynCalls["ddi"] = wasmExports["dynCall_ddi"]; + dynCall_iiijj = dynCalls["iiijj"] = wasmExports["dynCall_iiijj"]; + dynCall_id = dynCalls["id"] = wasmExports["dynCall_id"]; + dynCall_iifi = dynCalls["iifi"] = wasmExports["dynCall_iifi"]; + dynCall_viid = dynCalls["viid"] = wasmExports["dynCall_viid"]; + dynCall_viidddddddd = dynCalls["viidddddddd"] = wasmExports["dynCall_viidddddddd"]; + dynCall_iidiiii = dynCalls["iidiiii"] = wasmExports["dynCall_iidiiii"]; + _asyncify_start_unwind = wasmExports["asyncify_start_unwind"]; + _asyncify_stop_unwind = wasmExports["asyncify_stop_unwind"]; + _asyncify_start_rewind = wasmExports["asyncify_start_rewind"]; + _asyncify_stop_rewind = wasmExports["asyncify_stop_rewind"]; + memory = wasmMemory = wasmExports["memory"]; + ___stack_pointer = Module["___stack_pointer"] = wasmExports["__stack_pointer"]; + __indirect_function_table = wasmTable = wasmExports["__indirect_function_table"]; +} + +var _core_globals = Module["_core_globals"] = 13825392; + +var _php_ini_opened_path = Module["_php_ini_opened_path"] = 13718352; + +var _php_ini_scanned_path = Module["_php_ini_scanned_path"] = 13718356; + +var _php_ini_scanned_files = Module["_php_ini_scanned_files"] = 13718360; + +var _sapi_module = Module["_sapi_module"] = 13799544; + +var _sapi_globals = Module["_sapi_globals"] = 13799688; + +var _compiler_globals = Module["_compiler_globals"] = 13828688; + +var _executor_globals = Module["_executor_globals"] = 13829072; + +var _zend_compile_file = Module["_zend_compile_file"] = 13830376; + +var _zend_execute_ex = Module["_zend_execute_ex"] = 13828576; + +var _zend_execute_internal = Module["_zend_execute_internal"] = 13828580; + +var _zend_write = Module["_zend_write"] = 13828612; + +var _zend_error_cb = Module["_zend_error_cb"] = 13828616; + +var _zend_post_startup_cb = Module["_zend_post_startup_cb"] = 13828596; + +var _module_registry = Module["_module_registry"] = 13827448; + +var _zend_extensions = Module["_zend_extensions"] = 13826216; + +var _zend_pass_function = Module["_zend_pass_function"] = 13196088; + +var _zend_ce_aggregate = Module["_zend_ce_aggregate"] = 13713232; + +var _zend_ce_iterator = Module["_zend_ce_iterator"] = 13713236; + +var _zend_ce_countable = Module["_zend_ce_countable"] = 13713248; + +var _zend_ce_exception = Module["_zend_ce_exception"] = 13826592; + +var _zend_ce_error = Module["_zend_ce_error"] = 13826708; + +var _zend_throw_exception_hook = Module["_zend_throw_exception_hook"] = 13826584; + +var _zend_ce_throwable = Module["_zend_ce_throwable"] = 13826588; + +var _gc_collect_cycles = Module["_gc_collect_cycles"] = 13713640; + +var _zend_ce_closure = Module["_zend_ce_closure"] = 13820044; + +var _zend_empty_string = Module["_zend_empty_string"] = 13711696; + +var _zend_known_strings = Module["_zend_known_strings"] = 13711700; + +var _zend_string_init_interned = Module["_zend_string_init_interned"] = 13711764; + +var _std_object_handlers = Module["_std_object_handlers"] = 13210416; + +var ___memory_base = Module["___memory_base"] = 0; + +var ___table_base = Module["___table_base"] = 1; + +var _stderr = Module["_stderr"] = 13704880; + +var ___THREW__ = Module["___THREW__"] = 14178740; + +var ___threwValue = Module["___threwValue"] = 14178744; + +var _stdout = Module["_stdout"] = 13705184; + +var _timezone = Module["_timezone"] = 14165664; + +var _tzname = Module["_tzname"] = 14165672; + +var ___heap_base = 15227408; + +var __ZNSt3__25ctypeIcE2idE = Module["__ZNSt3__25ctypeIcE2idE"] = 14178820; + +var __ZTVN10__cxxabiv120__si_class_type_infoE = Module["__ZTVN10__cxxabiv120__si_class_type_infoE"] = 13705432; + +var __ZTVN10__cxxabiv117__class_type_infoE = Module["__ZTVN10__cxxabiv117__class_type_infoE"] = 13705392; + +var __ZTVN10__cxxabiv121__vmi_class_type_infoE = Module["__ZTVN10__cxxabiv121__vmi_class_type_infoE"] = 13705484; + +var __ZTISt20bad_array_new_length = Module["__ZTISt20bad_array_new_length"] = 13705556; + +var __ZTVSt12length_error = Module["__ZTVSt12length_error"] = 13705600; + +var __ZTISt12length_error = Module["__ZTISt12length_error"] = 13705620; + +var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncify_data: ___asyncify_data, + /** @export */ __asyncify_state: ___asyncify_state, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __cxa_find_matching_catch_2: ___cxa_find_matching_catch_2, + /** @export */ __resumeException: ___resumeException, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _dlopen_js: __dlopen_js, + /** @export */ _dlsym_js: __dlsym_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, + /** @export */ _emscripten_system: __emscripten_system, + /** @export */ _emscripten_throw_longjmp: __emscripten_throw_longjmp, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_pread: _fd_pread, + /** @export */ fd_pwrite: _fd_pwrite, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getcontext: _getcontext, + /** @export */ getdtablesize: _getdtablesize, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ invoke_dii, + /** @export */ invoke_i, + /** @export */ invoke_id, + /** @export */ invoke_ii, + /** @export */ invoke_iifi, + /** @export */ invoke_iii, + /** @export */ invoke_iiii, + /** @export */ invoke_iiiii, + /** @export */ invoke_iiiiii, + /** @export */ invoke_iiiiiii, + /** @export */ invoke_iiiiiiii, + /** @export */ invoke_iiiiiiiii, + /** @export */ invoke_iiiiiiiiii, + /** @export */ invoke_iiiiiiiiiii, + /** @export */ invoke_iiiiiiiiiiii, + /** @export */ invoke_iiiijj, + /** @export */ invoke_iiij, + /** @export */ invoke_iiijj, + /** @export */ invoke_iij, + /** @export */ invoke_iiji, + /** @export */ invoke_iijii, + /** @export */ invoke_iijiji, + /** @export */ invoke_ij, + /** @export */ invoke_ji, + /** @export */ invoke_jii, + /** @export */ invoke_jiii, + /** @export */ invoke_jiji, + /** @export */ invoke_v, + /** @export */ invoke_vi, + /** @export */ invoke_vii, + /** @export */ invoke_viid, + /** @export */ invoke_viidddddddd, + /** @export */ invoke_viidii, + /** @export */ invoke_viii, + /** @export */ invoke_viiii, + /** @export */ invoke_viiiii, + /** @export */ invoke_viiiiii, + /** @export */ invoke_viiiiiii, + /** @export */ invoke_viiiiiiii, + /** @export */ invoke_viiiiiiiii, + /** @export */ invoke_viiiiiiiiiii, + /** @export */ invoke_viiiiiiiiiiiii, + /** @export */ invoke_viiiiiiiiiiiiiii, + /** @export */ invoke_viiij, + /** @export */ invoke_viijii, + /** @export */ invoke_vij, + /** @export */ invoke_vijj, + /** @export */ invoke_vji, + /** @export */ js_fd_read, + /** @export */ js_flock: _js_flock, + /** @export */ js_getpid: _js_getpid, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_popen_clear_pid_for_fd: _js_popen_clear_pid_for_fd, + /** @export */ js_popen_get_pid_for_fd: _js_popen_get_pid_for_fd, + /** @export */ js_popen_set_pid_for_fd: _js_popen_set_pid_for_fd, + /** @export */ js_popen_to_file, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_release_file_locks: _js_release_file_locks, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ js_wasm_trace: _js_wasm_trace, + /** @export */ makecontext: _makecontext, + /** @export */ proc_exit: _proc_exit, + /** @export */ random_get: _random_get, + /** @export */ strptime: _strptime, + /** @export */ swapcontext: _swapcontext, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_poll_socket, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_recv: _wasm_recv, + /** @export */ wasm_shutdown: _wasm_shutdown +}; + +function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCalls["iiiiiii"](index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCalls["vi"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["iiii"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iij(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls["iij"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCalls["vii"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCalls["ii"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCalls["viii"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_v(index) { + var sp = stackSave(); + try { + dynCalls["v"](index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls["iii"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_i(index) { + var sp = stackSave(); + try { + return dynCalls["i"](index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCalls["viiii"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCalls["viiiii"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCalls["iiiiii"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCalls["iiiii"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls["jii"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } +} + +function invoke_vji(index, a1, a2) { + var sp = stackSave(); + try { + dynCalls["vji"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viijii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCalls["viijii"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viidii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCalls["viidii"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCalls["viiiiii"](index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_jiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["jiii"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } +} + +function invoke_ji(index, a1) { + var sp = stackSave(); + try { + return dynCalls["ji"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } +} + +function invoke_vijj(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCalls["vijj"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iijii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCalls["iijii"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iijiji(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCalls["iijiji"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiji(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["iiji"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiij(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["iiij"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiij(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCalls["viiij"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + dynCalls["viiiiiii"](index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCalls["viiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13) { + var sp = stackSave(); + try { + dynCalls["viiiiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15) { + var sp = stackSave(); + try { + dynCalls["viiiiiiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiijj(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCalls["iiiijj"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_ij(index, a1) { + var sp = stackSave(); + try { + return dynCalls["ij"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { + var sp = stackSave(); + try { + dynCalls["viiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) { + var sp = stackSave(); + try { + dynCalls["viiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_jiji(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["jiji"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } +} + +function invoke_iiijj(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCalls["iiijj"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vij(index, a1, a2) { + var sp = stackSave(); + try { + dynCalls["vij"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_dii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls["dii"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viid(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCalls["viid"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viidddddddd(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) { + var sp = stackSave(); + try { + dynCalls["viidddddddd"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_id(index, a1) { + var sp = stackSave(); + try { + return dynCalls["id"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iifi(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["iifi"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +// include: postamble.js +// === Auto-generated postamble setup entry stuff === +function callMain(args = []) { + var entryFunction = resolveGlobalSymbol("main").sym; + // Main modules can't tell if they have main() at compile time, since it may + // arrive from a dynamic library. + if (!entryFunction) return; + args.unshift(thisProgram); + var argc = args.length; + var argv = stackAlloc((argc + 1) * 4); + var argv_ptr = argv; + for (var arg of args) { + HEAPU32[((argv_ptr) >> 2)] = stringToUTF8OnStack(arg); + argv_ptr += 4; + } + HEAPU32[((argv_ptr) >> 2)] = 0; + try { + var ret = entryFunction(argc, argv); + // if we're not running an evented main loop, it's time to exit + exitJS(ret, /* implicit = */ true); + return ret; + } catch (e) { + return handleException(e); + } +} + +function run(args = arguments_) { + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + Module["calledRun"] = true; + if (ABORT) return; + initRuntime(); + preMain(); + Module["onRuntimeInitialized"]?.(); + var noInitialRun = Module["noInitialRun"] || true; + if (!noInitialRun) callMain(args); + postRun(); + } + if (Module["setStatus"]) { + Module["setStatus"]("Running..."); + setTimeout(() => { + setTimeout(() => Module["setStatus"](""), 1); + doRun(); + }, 1); + } else { + doRun(); + } +} + +var wasmExports; + +// With async instantation wasmExports is assigned asynchronously when the +// instance is received. +createWasm(); + +run(); diff --git a/runtime-overlays/php-wasm-node-8-3/asyncify/php_8_3.js b/runtime-overlays/php-wasm-node-8-3/asyncify/php_8_3.js new file mode 100644 index 00000000..0fd303fe --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/asyncify/php_8_3.js @@ -0,0 +1,11054 @@ +// Emscripten generates code for Node.js that uses the `require` function. +// We need to explicitly create a require function to avoid errors when running +// this code in Node.js as an ES module. +import { createRequire } from 'module'; +const require = createRequire(import.meta.url); +// Note: The path and url modules are currently needed by code injected by the php-wasm Dockerfile. +import path from 'path'; +import { fileURLToPath } from 'url'; + +// Determine the current directory path. In CJS mode, __dirname is available. +// In ESM mode, we derive it from import.meta.url. +const currentDirPath = + typeof __dirname !== 'undefined' + ? __dirname + : path.dirname(fileURLToPath(import.meta.url)); +const dependencyFilename = path.join(currentDirPath, '8_3_32', 'php_8_3.wasm'); +export { dependencyFilename }; +export const dependenciesTotalSize = 23487983; +const phpVersionString = '8.3.32'; +export function init(RuntimeName, PHPLoader) { + // The rest of the code comes from the built php.js file and esm-suffix.js +// include: shell.js +// include: minimum_runtime_check.js +// end include: minimum_runtime_check.js +// The Module object: Our interface to the outside world. We import +// and export values on it. There are various ways Module can be used: +// 1. Not defined. We create it here +// 2. A function parameter, function(moduleArg) => Promise +// 3. pre-run appended it, var Module = {}; ..generated code.. +// 4. External script tag defines var Module. +// We need to check if Module already exists (e.g. case 3 above). +// Substitution will be replaced with actual code on later stage of the build, +// this way Closure Compiler will not mangle it (e.g. case 4. above). +// Note that if you want to run closure, and also to use Module +// after the generated code, you will need to define var Module = {}; +// before the code. Then that object will be used in the code, and you +// can continue to use Module afterwards as well. +var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; + +var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; + +var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; + +// --pre-jses are emitted after the Module integration code, so that they can +// refer to Module (if they choose; they can also define Module) +var arguments_ = []; + +var thisProgram = "./this.program"; + +var quit_ = (status, toThrow) => { + throw toThrow; +}; + +var _scriptName; + +if (typeof __filename != "undefined") { + // Node + _scriptName = __filename; +} else /*no-op*/ {} + +// `/` should be present at the end if `scriptDirectory` is not empty +var scriptDirectory = ""; + +function locateFile(path) { + if (Module["locateFile"]) { + return Module["locateFile"](path, scriptDirectory); + } + return scriptDirectory + path; +} + +// Hooks that are implemented differently in different runtime environments. +var readAsync, readBinary; + +if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require("fs"); + scriptDirectory = currentDirPath + "/"; + // include: node_shell_read.js + readBinary = filename => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : "utf8"); + return ret; + }; + // end include: node_shell_read.js + if (process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, "/"); + } + arguments_ = process.argv.slice(2); + // MODULARIZE will export the module in the proper place outside, we don't need to export here + if (typeof module != "undefined") { + module["exports"] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; +} else // Note that this includes Node.js workers when relevant (pthreads is enabled). +// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and +// ENVIRONMENT_IS_NODE. +{} + +var out = console.log.bind(console); + +var err = console.error.bind(console); + +// end include: shell.js +// include: preamble.js +// === Preamble library stuff === +// Documentation for the public APIs defined in this file must be updated in: +// site/source/docs/api_reference/preamble.js.rst +// A prebuilt local version of the documentation is available at: +// site/build/text/docs/api_reference/preamble.js.txt +// You can also build docs locally as HTML or other formats in site/ +// An online HTML version (which may be of a different version of Emscripten) +// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html +var dynamicLibraries = []; + +var wasmBinary; + +// Wasm globals +//======================================== +// Runtime essentials +//======================================== +// whether we are quitting the application. no code should run after this. +// set in exit() and abort() +var ABORT = false; + +// set by exit() and abort(). Passed to 'onExit' handler. +// NOTE: This is also used as the process return code code in shell environments +// but only when noExitRuntime is false. +var EXITSTATUS; + +/** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = filename => filename.startsWith("file://"); + +// include: runtime_common.js +// include: runtime_stack_check.js +// end include: runtime_stack_check.js +// include: runtime_exceptions.js +// end include: runtime_exceptions.js +// include: runtime_debug.js +// end include: runtime_debug.js +// Memory management +var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; + +// BigInt64Array type is not correctly defined in closure +var /** not-@type {!BigInt64Array} */ HEAP64, /* BigUint64Array type is not correctly defined in closure +/** not-@type {!BigUint64Array} */ HEAPU64; + +var runtimeInitialized = false; + +var runtimeExited = false; + +function updateMemoryViews() { + var b = wasmMemory.buffer; + HEAP8 = new Int8Array(b); + HEAP16 = new Int16Array(b); + Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); + HEAPU16 = new Uint16Array(b); + HEAP32 = new Int32Array(b); + Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); + HEAPF32 = new Float32Array(b); + HEAPF64 = new Float64Array(b); + HEAP64 = new BigInt64Array(b); + HEAPU64 = new BigUint64Array(b); +} + +// include: memoryprofiler.js +// end include: memoryprofiler.js +// end include: runtime_common.js +var __RELOC_FUNCS__ = []; + +function preRun() { + if (Module["preRun"]) { + if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; + while (Module["preRun"].length) { + addOnPreRun(Module["preRun"].shift()); + } + } + // Begin ATPRERUNS hooks + callRuntimeCallbacks(onPreRuns); +} + +function initRuntime() { + runtimeInitialized = true; + callRuntimeCallbacks(__RELOC_FUNCS__); + // Begin ATINITS hooks + callRuntimeCallbacks(onInits); + if (!Module["noFSInit"] && !FS.initialized) FS.init(); + TTY.init(); + SOCKFS.root = FS.mount(SOCKFS, {}, null); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + // End ATINITS hooks + wasmExports["__wasm_call_ctors"](); + // Begin ATPOSTCTORS hooks + callRuntimeCallbacks(onPostCtors); + FS.ignorePermissions = false; +} + +function preMain() {} + +function exitRuntime() { + // PThreads reuse the runtime from the main thread. + ___funcs_on_exit(); + // Native atexit() functions + // Begin ATEXITS hooks + FS.quit(); + TTY.shutdown(); + // End ATEXITS hooks + runtimeExited = true; +} + +function postRun() { + // PThreads reuse the runtime from the main thread. + if (Module["postRun"]) { + if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; + while (Module["postRun"].length) { + addOnPostRun(Module["postRun"].shift()); + } + } + // Begin ATPOSTRUNS hooks + callRuntimeCallbacks(onPostRuns); +} + +/** @param {string|number=} what */ function abort(what) { + Module["onAbort"]?.(what); + what = "Aborted(" + what + ")"; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += ". Build with -sASSERTIONS for more info."; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; +} + +var wasmBinaryFile; + +function findWasmBinary() { + return locateFile(dependencyFilename); +} + +function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + // Throwing a plain string here, even though it not normally adviables since + // this gets turning into an `abort` in instantiateArrayBuffer. + throw "both async and sync fetching of the wasm failed"; +} + +async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); +} + +async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } +} + +async function instantiateAsync(binary, binaryFile, imports) { + if (!binary && !ENVIRONMENT_IS_NODE) { + try { + var response = fetch(binaryFile, { + credentials: "same-origin" + }); + var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err("falling back to ArrayBuffer instantiation"); + } + } + return instantiateArrayBuffer(binaryFile, imports); +} + +function getWasmImports() { + // prepare imports + var imports = { + "env": wasmImports, + "wasi_snapshot_preview1": wasmImports, + "GOT.mem": new Proxy(wasmImports, GOTHandler), + "GOT.func": new Proxy(wasmImports, GOTHandler) + }; + return imports; +} + +// Create the wasm instance. +// Receives the wasm imports, returns the exports. +async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { + wasmExports = instance.exports; + // No relocation needed here.. but calling this just so that updateGOT is + // called. + var origExports = wasmExports = relocateExports(wasmExports); + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + mergeLibSymbols(wasmExports, "main"); + var metadata = getDylinkMetadata(module); + if (metadata.neededDynlibs) { + dynamicLibraries = metadata.neededDynlibs.concat(dynamicLibraries); + } + assignWasmExports(wasmExports); + updateGOT(origExports); + Module["wasmExports"] = wasmExports; + LDSO.init(); + loadDylibs(); + updateMemoryViews(); + removeRunDependency("wasm-instantiate"); + return wasmExports; + } + addRunDependency("wasm-instantiate"); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + return receiveInstance(result["instance"], result["module"]); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module["instantiateWasm"]) { + return new Promise((resolve, reject) => { + Module["instantiateWasm"](info, (inst, mod) => { + resolve(receiveInstance(inst, mod)); + }); + }); + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + var exports = receiveInstantiationResult(result); + return exports; +} + +// With MAIN_MODULE + ASYNCIFY the normal method of placing stub functions in +// wasmImports for as-yet-undefined symbols doesn't work since ASYNCIFY then +// wraps these stub functions and we can't then replace them directly. Instead +// the stub functions call into `asyncifyStubs` which gets populated by the +// dynamic linker as symbols are loaded. +var asyncifyStubs = {}; + +// end include: preamble.js +// Begin JS library code +class ExitStatus { + name="ExitStatus"; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } +} +ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } +}; + +var GOT = {}; + +var currentModuleWeakSymbols = new Set([]); + +var GOTHandler = { + get(obj, symName) { + var rtn = GOT[symName]; + if (!rtn) { + rtn = GOT[symName] = new WebAssembly.Global({ + "value": "i32", + "mutable": true + }, -1); + } + if (!currentModuleWeakSymbols.has(symName)) { + // Any non-weak reference to a symbol marks it as `required`, which + // enabled `reportUndefinedSymbols` to report undefined symbol errors + // correctly. + rtn.required = true; + } + return rtn; + } +}; + +var callRuntimeCallbacks = callbacks => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } +}; + +var onPostRuns = []; + +var addOnPostRun = cb => onPostRuns.push(cb); + +var onPreRuns = []; + +var addOnPreRun = cb => onPreRuns.push(cb); + +var runDependencies = 0; + +var dependenciesFulfilled = null; + +var removeRunDependency = id => { + runDependencies--; + Module["monitorRunDependencies"]?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } +}; + +var addRunDependency = id => { + runDependencies++; + Module["monitorRunDependencies"]?.(runDependencies); +}; + +var dynCalls = {}; + +var dynCallLegacy = (sig, ptr, args) => { + sig = sig.replace(/p/g, "i"); + var f = dynCalls[sig]; + return f(ptr, ...args); +}; + +var dynCall = (sig, ptr, args = [], promising = false) => { + var rtn = dynCallLegacy(sig, ptr, args); + function convert(rtn) { + return rtn; + } + return convert(rtn); +}; + +var UTF8Decoder = globalThis.TextDecoder && new TextDecoder; + +var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { + var maxIdx = idx + maxBytesToRead; + if (ignoreNul) return maxIdx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. + // As a tiny code save trick, compare idx against maxIdx using a negation, + // so that maxBytesToRead=undefined/NaN means Infinity. + while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; + return idx; +}; + +/** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead, ignoreNul) => { + var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); + // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ""; + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); + } + } + return str; +}; + +var getDylinkMetadata = binary => { + var offset = 0; + var end = 0; + function getU8() { + return binary[offset++]; + } + function getLEB() { + var ret = 0; + var mul = 1; + while (1) { + var byte = binary[offset++]; + ret += ((byte & 127) * mul); + mul *= 128; + if (!(byte & 128)) break; + } + return ret; + } + function getString() { + var len = getLEB(); + offset += len; + return UTF8ArrayToString(binary, offset - len, len); + } + function getStringList() { + var count = getLEB(); + var rtn = []; + while (count--) rtn.push(getString()); + return rtn; + } + /** @param {string=} message */ function failIf(condition, message) { + if (condition) throw new Error(message); + } + if (binary instanceof WebAssembly.Module) { + var dylinkSection = WebAssembly.Module.customSections(binary, "dylink.0"); + failIf(dylinkSection.length === 0, "need dylink section"); + binary = new Uint8Array(dylinkSection[0]); + end = binary.length; + } else { + var int32View = new Uint32Array(new Uint8Array(binary.subarray(0, 24)).buffer); + var magicNumberFound = int32View[0] == 1836278016; + failIf(!magicNumberFound, "need to see wasm magic number"); + // \0asm + // we should see the dylink custom section right after the magic number and wasm version + failIf(binary[8] !== 0, "need the dylink section to be first"); + offset = 9; + var section_size = getLEB(); + //section size + end = offset + section_size; + var name = getString(); + failIf(name !== "dylink.0"); + } + var customSection = { + neededDynlibs: [], + tlsExports: new Set, + weakImports: new Set, + runtimePaths: [] + }; + var WASM_DYLINK_MEM_INFO = 1; + var WASM_DYLINK_NEEDED = 2; + var WASM_DYLINK_EXPORT_INFO = 3; + var WASM_DYLINK_IMPORT_INFO = 4; + var WASM_DYLINK_RUNTIME_PATH = 5; + var WASM_SYMBOL_TLS = 256; + var WASM_SYMBOL_BINDING_MASK = 3; + var WASM_SYMBOL_BINDING_WEAK = 1; + while (offset < end) { + var subsectionType = getU8(); + var subsectionSize = getLEB(); + if (subsectionType === WASM_DYLINK_MEM_INFO) { + customSection.memorySize = getLEB(); + customSection.memoryAlign = getLEB(); + customSection.tableSize = getLEB(); + customSection.tableAlign = getLEB(); + } else if (subsectionType === WASM_DYLINK_NEEDED) { + customSection.neededDynlibs = getStringList(); + } else if (subsectionType === WASM_DYLINK_EXPORT_INFO) { + var count = getLEB(); + while (count--) { + var symname = getString(); + var flags = getLEB(); + if (flags & WASM_SYMBOL_TLS) { + customSection.tlsExports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_IMPORT_INFO) { + var count = getLEB(); + while (count--) { + var modname = getString(); + var symname = getString(); + var flags = getLEB(); + if ((flags & WASM_SYMBOL_BINDING_MASK) == WASM_SYMBOL_BINDING_WEAK) { + customSection.weakImports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_RUNTIME_PATH) { + customSection.runtimePaths = getStringList(); + } else { + // unknown subsection + offset += subsectionSize; + } + } + return customSection; +}; + +var newDSO = (name, handle, syms) => { + var dso = { + refcount: Infinity, + name, + exports: syms, + global: true + }; + LDSO.loadedLibsByName[name] = dso; + if (handle != undefined) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return dso; +}; + +var LDSO = { + loadedLibsByName: {}, + loadedLibsByHandle: {}, + init() { + newDSO("__main__", 0, wasmImports); + } +}; + +var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; + +var getMemory = size => { + // After the runtime is initialized, we must only use sbrk() normally. + if (runtimeInitialized) { + // Currently we don't support freeing of static data when modules are + // unloaded via dlclose. This function is tagged as `noleakcheck` to + // avoid having this reported as leak. + return _calloc(size, 1); + } + var ret = ___heap_base; + // Keep __heap_base stack aligned. + var end = ret + alignMemory(size, 16); + ___heap_base = end; + // After allocating the memory from the start of the heap we need to ensure + // that once the program starts it doesn't use this region. In relocatable + // mode we can just update the __heap_base symbol that we are exporting to + // the main module. + // When not relocatable `__heap_base` is fixed and exported by the main + // module, but we can update the `sbrk_ptr` value instead. We call + // `_emscripten_get_sbrk_ptr` knowing that it is safe to call prior to + // runtime initialization (unlike, the higher level sbrk function) + var sbrk_ptr = _emscripten_get_sbrk_ptr(); + HEAPU32[((sbrk_ptr) >> 2)] = end; + return ret; +}; + +var isInternalSym = symName => [ "memory", "__memory_base", "__table_base", "__stack_pointer", "__indirect_function_table", "__cpp_exception", "__c_longjmp", "__wasm_apply_data_relocs", "__dso_handle", "__tls_size", "__tls_align", "__set_stack_limits", "_emscripten_tls_init", "__wasm_init_tls", "__wasm_call_ctors", "__start_em_asm", "__stop_em_asm", "__start_em_js", "__stop_em_js" ].includes(symName) || symName.startsWith("__em_js__"); + +var wasmTableMirror = []; + +var getWasmTableEntry = funcPtr => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); + } + return func; +}; + +var updateTableMap = (offset, count) => { + if (functionsInTableMap) { + for (var i = offset; i < offset + count; i++) { + var item = getWasmTableEntry(i); + // Ignore null values. + if (item) { + functionsInTableMap.set(item, i); + } + } + } +}; + +var functionsInTableMap; + +var getFunctionAddress = func => { + // First, create the map if this is the first use. + if (!functionsInTableMap) { + functionsInTableMap = new WeakMap; + updateTableMap(0, wasmTable.length); + } + return functionsInTableMap.get(func) || 0; +}; + +var freeTableIndexes = []; + +var getEmptyTableSlot = () => { + // Reuse a free index if there is one, otherwise grow. + if (freeTableIndexes.length) { + return freeTableIndexes.pop(); + } + // Grow the table + return wasmTable["grow"](1); +}; + +var setWasmTableEntry = (idx, func) => { + /** @suppress {checkTypes} */ wasmTable.set(idx, func); + // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overridden to return wrapped + // functions so we need to call it here to retrieve the potential wrapper correctly + // instead of just storing 'func' directly into wasmTableMirror + /** @suppress {checkTypes} */ wasmTableMirror[idx] = wasmTable.get(idx); +}; + +var uleb128EncodeWithLen = arr => { + const n = arr.length; + // Note: this LEB128 length encoding produces extra byte for n < 128, + // but we don't care as it's only used in a temporary representation. + return [ (n % 128) | 128, n >> 7, ...arr ]; +}; + +var wasmTypeCodes = { + "i": 127, + // i32 + "p": 127, + // i32 + "j": 126, + // i64 + "f": 125, + // f32 + "d": 124, + // f64 + "e": 111 +}; + +var generateTypePack = types => uleb128EncodeWithLen(Array.from(types, type => { + var code = wasmTypeCodes[type]; + return code; +})); + +var convertJsFunctionToWasm = (func, sig) => { + // Rest of the module is static + var bytes = Uint8Array.of(0, 97, 115, 109, // magic ("\0asm") + 1, 0, 0, 0, // version: 1 + 1, // Type section code + // The module is static, with the exception of the type section, which is + // generated based on the signature passed in. + ...uleb128EncodeWithLen([ 1, // count: 1 + 96, // param types + ...generateTypePack(sig.slice(1)), // return types (for now only supporting [] if `void` and single [T] otherwise) + ...generateTypePack(sig[0] === "v" ? "" : sig[0]) ]), // The rest of the module is static + 2, 7, // import section + // (import "e" "f" (func 0 (type 0))) + 1, 1, 101, 1, 102, 0, 0, 7, 5, // export section + // (export "f" (func 0 (type 0))) + 1, 1, 102, 0, 0); + // We can compile this wasm module synchronously because it is very small. + // This accepts an import (at "e.f"), that it reroutes to an export (at "f") + var module = new WebAssembly.Module(bytes); + var instance = new WebAssembly.Instance(module, { + "e": { + "f": func + } + }); + var wrappedFunc = instance.exports["f"]; + return wrappedFunc; +}; + +/** @param {string=} sig */ var addFunction = (func, sig) => { + // Check if the function is already in the table, to ensure each function + // gets a unique index. + var rtn = getFunctionAddress(func); + if (rtn) { + return rtn; + } + // It's not in the table, add it now. + var ret = getEmptyTableSlot(); + // Set the new value. + try { + // Attempting to call this with JS function will cause of table.set() to fail + setWasmTableEntry(ret, func); + } catch (err) { + if (!(err instanceof TypeError)) { + throw err; + } + var wrapped = convertJsFunctionToWasm(func, sig); + setWasmTableEntry(ret, wrapped); + } + functionsInTableMap.set(func, ret); + return ret; +}; + +/** @param {boolean=} replace */ var updateGOT = (exports, replace) => { + for (var symName in exports) { + if (isInternalSym(symName)) { + continue; + } + var value = exports[symName]; + var existingEntry = GOT[symName] && GOT[symName].value != -1; + if (replace || !existingEntry) { + var newValue; + if (typeof value == "function") { + newValue = addFunction(value); + } else if (typeof value == "number") { + newValue = value; + } else { + // The GOT can only contain addresses (i.e data addresses or function + // addresses so we currently ignore other types export here. + continue; + } + GOT[symName] ??= new WebAssembly.Global({ + "value": "i32", + "mutable": true + }); + GOT[symName].value = newValue; + } + } +}; + +var isImmutableGlobal = val => { + if (val instanceof WebAssembly.Global) { + try { + val.value = val.value; + } catch { + return true; + } + } + return false; +}; + +var relocateExports = (exports, memoryBase = 0) => { + function relocateExport(name, value) { + // Detect immuable wasm global exports. These represent data addresses + // which are relative to `memoryBase` + if (isImmutableGlobal(value)) { + return value.value + memoryBase; + } + // Return unmodified value (no relocation required). + return value; + } + var relocated = {}; + for (var e in exports) { + relocated[e] = relocateExport(e, exports[e]); + } + return relocated; +}; + +var isSymbolDefined = symName => { + // Ignore 'stub' symbols that are auto-generated as part of the original + // `wasmImports` used to instantiate the main module. + var existing = wasmImports[symName]; + if (!existing || existing.stub) { + return false; + } + // Even if a symbol exists in wasmImports, and is not itself a stub, it + // could be an ASYNCIFY wrapper function that wraps a stub function. + if (symName in asyncifyStubs && !asyncifyStubs[symName]) { + return false; + } + return true; +}; + +var createNamedFunction = (name, func) => Object.defineProperty(func, "name", { + value: name +}); + +var stackSave = () => _emscripten_stack_get_current(); + +var stackRestore = val => __emscripten_stack_restore(val); + +var createInvokeFunction = sig => (ptr, ...args) => { + var sp = stackSave(); + try { + return dynCall(sig, ptr, args); + } catch (e) { + stackRestore(sp); + // Create a try-catch guard that rethrows the Emscripten EH exception. + // Exceptions thrown from C++ will be a pointer (number) and longjmp + // will throw the number Infinity. Use the compact and fast "e !== e+0" + // test to check if e was not a Number. + if (e !== e + 0) throw e; + _setThrew(1, 0); + // In theory this if statement could be done on + // creating the function, but I just added this to + // save wasting code space as it only happens on exception. + if (sig[0] == "j") return 0n; + } +}; + +var resolveGlobalSymbol = (symName, direct = false) => { + var sym; + if (isSymbolDefined(symName)) { + sym = wasmImports[symName]; + } else if (symName.startsWith("invoke_")) { + // Create (and cache) new invoke_ functions on demand. + sym = wasmImports[symName] = createNamedFunction(symName, createInvokeFunction(symName.split("_")[1])); + } + return { + sym, + name: symName + }; +}; + +var onPostCtors = []; + +var addOnPostCtor = cb => onPostCtors.push(cb); + +/** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index. + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead, ignoreNul) : ""; + +/** + * @param {string=} libName + * @param {Object=} localScope + * @param {number=} handle + */ var loadWebAssemblyModule = (binary, flags, libName, localScope, handle) => { + var metadata = getDylinkMetadata(binary); + // loadModule loads the wasm module after all its dependencies have been loaded. + // can be called both sync/async. + function loadModule() { + // alignments are powers of 2 + var memAlign = Math.pow(2, metadata.memoryAlign); + // prepare memory + var memoryBase = metadata.memorySize ? alignMemory(getMemory(metadata.memorySize + memAlign), memAlign) : 0; + // TODO: add to cleanups + var tableBase = metadata.tableSize ? wasmTable.length : 0; + if (handle) { + HEAP8[(handle) + (8)] = 1; + HEAPU32[(((handle) + (12)) >> 2)] = memoryBase; + HEAP32[(((handle) + (16)) >> 2)] = metadata.memorySize; + HEAPU32[(((handle) + (20)) >> 2)] = tableBase; + HEAP32[(((handle) + (24)) >> 2)] = metadata.tableSize; + } + if (metadata.tableSize) { + wasmTable.grow(metadata.tableSize); + } + // This is the export map that we ultimately return. We declare it here + // so it can be used within resolveSymbol. We resolve symbols against + // this local symbol map in the case there they are not present on the + // global Module object. We need this fallback because Modules sometime + // need to import their own symbols + var moduleExports; + function resolveSymbol(sym) { + var resolved = resolveGlobalSymbol(sym).sym; + if (!resolved && localScope) { + resolved = localScope[sym]; + } + if (!resolved) { + resolved = moduleExports[sym]; + } + return resolved; + } + // TODO kill ↓↓↓ (except "symbols local to this module", it will likely be + // not needed if we require that if A wants symbols from B it has to link + // to B explicitly: similarly to -Wl,--no-undefined) + // wasm dynamic libraries are pure wasm, so they cannot assist in + // their own loading. When side module A wants to import something + // provided by a side module B that is loaded later, we need to + // add a layer of indirection, but worse, we can't even tell what + // to add the indirection for, without inspecting what A's imports + // are. To do that here, we use a JS proxy (another option would + // be to inspect the binary directly). + var proxyHandler = { + get(stubs, prop) { + // symbols that should be local to this module + switch (prop) { + case "__memory_base": + return memoryBase; + + case "__table_base": + return tableBase; + } + if (prop in wasmImports && !wasmImports[prop].stub) { + // No stub needed, symbol already exists in symbol table + var res = wasmImports[prop]; + // Asyncify wraps exports, and we need to look through those wrappers. + if (res.orig) { + res = res.orig; + } + return res; + } + // Return a stub function that will resolve the symbol + // when first called. + if (!(prop in stubs)) { + var resolved; + stubs[prop] = (...args) => { + resolved ||= resolveSymbol(prop); + return resolved(...args); + }; + } + return stubs[prop]; + } + }; + var proxy = new Proxy({}, proxyHandler); + currentModuleWeakSymbols = metadata.weakImports; + var info = { + "GOT.mem": new Proxy({}, GOTHandler), + "GOT.func": new Proxy({}, GOTHandler), + "env": proxy, + "wasi_snapshot_preview1": proxy + }; + function postInstantiation(module, instance) { + // add new entries to functionsInTableMap + updateTableMap(tableBase, metadata.tableSize); + moduleExports = relocateExports(instance.exports, memoryBase); + updateGOT(moduleExports); + moduleExports = Asyncify.instrumentWasmExports(moduleExports); + if (!flags.allowUndefined) { + reportUndefinedSymbols(); + } + function addEmAsm(addr, body) { + var args = []; + for (var arity = 0; ;arity++) { + var argName = "$" + arity; + if (!body.includes(argName)) break; + args.push(argName); + } + args = args.join(","); + var func = `(${args}) => { ${body} };`; + ASM_CONSTS[start] = eval(func); + } + // Add any EM_ASM function that exist in the side module + if ("__start_em_asm" in moduleExports) { + var start = moduleExports["__start_em_asm"]; + var stop = moduleExports["__stop_em_asm"]; + while (start < stop) { + var jsString = UTF8ToString(start); + addEmAsm(start, jsString); + start = HEAPU8.indexOf(0, start) + 1; + } + } + function addEmJs(name, cSig, body) { + // The signature here is a C signature (e.g. "(int foo, char* bar)"). + // See `create_em_js` in emcc.py` for the build-time version of this + // code. + var jsArgs = []; + cSig = cSig.slice(1, -1); + if (cSig != "void") { + cSig = cSig.split(","); + for (var arg of cSig) { + var jsArg = arg.split(" ").pop(); + jsArgs.push(jsArg.replace("*", "")); + } + } + var func = `(${jsArgs}) => ${body};`; + moduleExports[name] = eval(func); + } + for (var name in moduleExports) { + if (name.startsWith("__em_js__")) { + var start = moduleExports[name]; + var jsString = UTF8ToString(start); + // EM_JS strings are stored in the data section in the form + // SIG<::>BODY. + var [sig, body] = jsString.split("<::>"); + addEmJs(name.replace("__em_js__", ""), sig, body); + delete moduleExports[name]; + } + } + // initialize the module + var applyRelocs = moduleExports["__wasm_apply_data_relocs"]; + if (applyRelocs) { + if (runtimeInitialized) { + applyRelocs(); + } else { + __RELOC_FUNCS__.push(applyRelocs); + } + } + var init = moduleExports["__wasm_call_ctors"]; + if (init) { + if (runtimeInitialized) { + init(); + } else { + // we aren't ready to run compiled code yet + addOnPostCtor(init); + } + } + return moduleExports; + } + if (flags.loadAsync) { + return (async () => { + var instance; + if (binary instanceof WebAssembly.Module) { + instance = new WebAssembly.Instance(binary, info); + } else { + // Destructuring assignment without declaration has to be wrapped + // with parens or parser will treat the l-value as an object + // literal instead. + (((({module: binary, instance} = await WebAssembly.instantiate(binary, info))))); + } + return postInstantiation(binary, instance); + })(); + } + var module = binary instanceof WebAssembly.Module ? binary : new WebAssembly.Module(binary); + var instance = new WebAssembly.Instance(module, info); + return postInstantiation(module, instance); + } + // We need to set rpath in flags based on the current library's rpath. + // We can't mutate flags or else if a depends on b and c and b depends on d, + // then c will be loaded with b's rpath instead of a's. + flags = { + ...flags, + rpath: { + parentLibPath: libName, + paths: metadata.runtimePaths + } + }; + // now load needed libraries and the module itself. + if (flags.loadAsync) { + return metadata.neededDynlibs.reduce((chain, dynNeeded) => chain.then(() => loadDynamicLibrary(dynNeeded, flags, localScope)), Promise.resolve()).then(loadModule); + } + for (var needed of metadata.neededDynlibs) { + loadDynamicLibrary(needed, flags, localScope); + } + return loadModule(); +}; + +var mergeLibSymbols = (exports, libName) => { + registerDynCallSymbols(exports); + // add symbols into global namespace TODO: weak linking etc. + for (var [sym, exp] of Object.entries(exports)) { + // When RTLD_GLOBAL is enabled, the symbols defined by this shared object + // will be made available for symbol resolution of subsequently loaded + // shared objects. + // We should copy the symbols (which include methods and variables) from + // SIDE_MODULE to MAIN_MODULE. + const setImport = target => { + if (target in asyncifyStubs) { + asyncifyStubs[target] = exp; + } + if (!isSymbolDefined(target)) { + wasmImports[target] = exp; + } + }; + setImport(sym); + // Special case for handling of main symbol: If a side module exports + // `main` that also acts a definition for `__main_argc_argv` and vice + // versa. + const main_alias = "__main_argc_argv"; + if (sym == "main") { + setImport(main_alias); + } + if (sym == main_alias) { + setImport("main"); + } + } +}; + +var asyncLoad = async url => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); +}; + +var preloadPlugins = []; + +var registerWasmPlugin = () => { + // Use string keys here for public methods to avoid minification since the + // plugin consumer also uses string keys. + var wasmPlugin = { + promiseChainEnd: Promise.resolve(), + "canHandle": name => !Module["noWasmDecoding"] && name.endsWith(".so"), + "handle": async (byteArray, name) => // loadWebAssemblyModule can not load modules out-of-order, so rather + // than just running the promises in parallel, this makes a chain of + // promises to run in series. + wasmPlugin.promiseChainEnd = wasmPlugin.promiseChainEnd.then(async () => { + try { + var exports = await loadWebAssemblyModule(byteArray, { + loadAsync: true, + nodelete: true + }, name, {}); + } catch (error) { + throw new Error(`failed to instantiate wasm: ${name}: ${error}`); + } + preloadedWasm[name] = exports; + return byteArray; + }) + }; + preloadPlugins.push(wasmPlugin); +}; + +var preloadedWasm = {}; + +var PATH = { + isAbs: path => path.charAt(0) === "/", + splitPath: filename => { + var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === ".") { + parts.splice(i, 1); + } else if (last === "..") { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (;up; up--) { + parts.unshift(".."); + } + } + return parts; + }, + normalize: path => { + var isAbsolute = PATH.isAbs(path), trailingSlash = path.slice(-1) === "/"; + // Normalize the path + path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); + if (!path && !isAbsolute) { + path = "."; + } + if (path && trailingSlash) { + path += "/"; + } + return (isAbsolute ? "/" : "") + path; + }, + dirname: path => { + var result = PATH.splitPath(path), root = result[0], dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return "."; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.slice(0, -1); + } + return root + dir; + }, + basename: path => path && path.match(/([^\/]+|\/)\/*$/)[1], + join: (...paths) => PATH.normalize(paths.join("/")), + join2: (l, r) => PATH.normalize(l + "/" + r) +}; + +var replaceORIGIN = (parentLibName, rpath) => { + if (rpath.startsWith("$ORIGIN")) { + // TODO: what to do if we only know the relative path of the file? It will return "." here. + var origin = PATH.dirname(parentLibName); + return rpath.replace("$ORIGIN", origin); + } + return rpath; +}; + +var withStackSave = f => { + var stack = stackSave(); + var ret = f(); + stackRestore(stack); + return ret; +}; + +var stackAlloc = sz => __emscripten_stack_alloc(sz); + +var lengthBytesUTF8 = str => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; +}; + +var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.codePointAt(i); + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. + // We need to manually skip over the second code unit for correct iteration. + i++; + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; +}; + +var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + +var stringToUTF8OnStack = str => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; +}; + +var initRandomFill = () => view => crypto.getRandomValues(view); + +var randomFill = view => { + // Lazily init on the first invocation. + (randomFill = initRandomFill())(view); +}; + +var PATH_FS = { + resolve: (...args) => { + var resolvedPath = "", resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = (i >= 0) ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != "string") { + throw new TypeError("Arguments to path.resolve must be strings"); + } else if (!path) { + return ""; + } + resolvedPath = path + "/" + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); + return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).slice(1); + to = PATH_FS.resolve(to).slice(1); + function trim(arr) { + var start = 0; + for (;start < arr.length; start++) { + if (arr[start] !== "") break; + } + var end = arr.length - 1; + for (;end >= 0; end--) { + if (arr[end] !== "") break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split("/")); + var toParts = trim(to.split("/")); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push(".."); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join("/"); + } +}; + +var FS_stdin_getChar_buffer = []; + +/** @type {function(string, boolean=, number=)} */ var intArrayFromString = (stringy, dontAddNull, length) => { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; +}; + +var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes("EOF")) bytesRead = 0; else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString("utf-8"); + } + } else {} + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); +}; + +var TTY = { + ttys: [], + init() {}, + shutdown() {}, + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [ 24, 80 ]; + } + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + } + } +}; + +var zeroMemory = (ptr, size) => HEAPU8.fill(0, ptr, ptr + size); + +var mmapAlloc = size => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; +}; + +var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, "/", 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink + }, + stream: { + llseek: MEMFS.stream_ops.llseek + } + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync + } + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink + }, + stream: {} + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: FS.chrdev_stream_ops + } + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); + } + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of [ "mode", "atime", "mtime", "ctime" ]) { + if (attr[key] != null) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + if (!MEMFS.doesNotExistError) { + MEMFS.doesNotExistError = new FS.ErrnoError(44); + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = ""; + } + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = new_dir.mtime = old_node.parent.ctime = old_node.parent.mtime = Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return [ ".", "..", ...Object.keys(node.contents) ]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + } + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set(contents.subarray(position, position + size), offset); + } else { + for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if (buffer.subarray && (!node.contents || node.contents.subarray)) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray(offset, offset + length); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set(buffer.subarray(offset, offset + length), position); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set(buffer.subarray(offset, offset + length), position); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if (!(flags & 2) && contents && contents.buffer === HEAP8.buffer) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if (position > 0 || position + length < contents.length) { + if (contents.subarray) { + contents = contents.subarray(position, position + length); + } else { + contents = Array.prototype.slice.call(contents, position, position + length); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + } + } +}; + +var FS_modeStringToFlags = str => { + var flagModes = { + "r": 0, + "r+": 2, + "w": 512 | 64 | 1, + "w+": 512 | 64 | 2, + "a": 1024 | 64 | 1, + "a+": 1024 | 64 | 2 + }; + var flags = flagModes[str]; + if (typeof flags == "undefined") { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; +}; + +var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; +}; + +var ERRNO_CODES = { + "EPERM": 63, + "ENOENT": 44, + "ESRCH": 71, + "EINTR": 27, + "EIO": 29, + "ENXIO": 60, + "E2BIG": 1, + "ENOEXEC": 45, + "EBADF": 8, + "ECHILD": 12, + "EAGAIN": 6, + "EWOULDBLOCK": 6, + "ENOMEM": 48, + "EACCES": 2, + "EFAULT": 21, + "ENOTBLK": 105, + "EBUSY": 10, + "EEXIST": 20, + "EXDEV": 75, + "ENODEV": 43, + "ENOTDIR": 54, + "EISDIR": 31, + "EINVAL": 28, + "ENFILE": 41, + "EMFILE": 33, + "ENOTTY": 59, + "ETXTBSY": 74, + "EFBIG": 22, + "ENOSPC": 51, + "ESPIPE": 70, + "EROFS": 69, + "EMLINK": 34, + "EPIPE": 64, + "EDOM": 18, + "ERANGE": 68, + "ENOMSG": 49, + "EIDRM": 24, + "ECHRNG": 106, + "EL2NSYNC": 156, + "EL3HLT": 107, + "EL3RST": 108, + "ELNRNG": 109, + "EUNATCH": 110, + "ENOCSI": 111, + "EL2HLT": 112, + "EDEADLK": 16, + "ENOLCK": 46, + "EBADE": 113, + "EBADR": 114, + "EXFULL": 115, + "ENOANO": 104, + "EBADRQC": 103, + "EBADSLT": 102, + "EDEADLOCK": 16, + "EBFONT": 101, + "ENOSTR": 100, + "ENODATA": 116, + "ETIME": 117, + "ENOSR": 118, + "ENONET": 119, + "ENOPKG": 120, + "EREMOTE": 121, + "ENOLINK": 47, + "EADV": 122, + "ESRMNT": 123, + "ECOMM": 124, + "EPROTO": 65, + "EMULTIHOP": 36, + "EDOTDOT": 125, + "EBADMSG": 9, + "ENOTUNIQ": 126, + "EBADFD": 127, + "EREMCHG": 128, + "ELIBACC": 129, + "ELIBBAD": 130, + "ELIBSCN": 131, + "ELIBMAX": 132, + "ELIBEXEC": 133, + "ENOSYS": 52, + "ENOTEMPTY": 55, + "ENAMETOOLONG": 37, + "ELOOP": 32, + "EOPNOTSUPP": 138, + "EPFNOSUPPORT": 139, + "ECONNRESET": 15, + "ENOBUFS": 42, + "EAFNOSUPPORT": 5, + "EPROTOTYPE": 67, + "ENOTSOCK": 57, + "ENOPROTOOPT": 50, + "ESHUTDOWN": 140, + "ECONNREFUSED": 14, + "EADDRINUSE": 3, + "ECONNABORTED": 13, + "ENETUNREACH": 40, + "ENETDOWN": 38, + "ETIMEDOUT": 73, + "EHOSTDOWN": 142, + "EHOSTUNREACH": 23, + "EINPROGRESS": 26, + "EALREADY": 7, + "EDESTADDRREQ": 17, + "EMSGSIZE": 35, + "EPROTONOSUPPORT": 66, + "ESOCKTNOSUPPORT": 137, + "EADDRNOTAVAIL": 4, + "ENETRESET": 39, + "EISCONN": 30, + "ENOTCONN": 53, + "ETOOMANYREFS": 141, + "EUSERS": 136, + "EDQUOT": 19, + "ESTALE": 72, + "ENOTSUP": 138, + "ENOMEDIUM": 148, + "EILSEQ": 25, + "EOVERFLOW": 61, + "ECANCELED": 11, + "ENOTRECOVERABLE": 56, + "EOWNERDEAD": 62, + "ESTRPIPE": 135 +}; + +var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding("constants")["fs"]; + NODEFS.flagsForNodeMap = { + 1024: flags["O_APPEND"], + 64: flags["O_CREAT"], + 128: flags["O_EXCL"], + 256: flags["O_NOCTTY"], + 0: flags["O_RDONLY"], + 2: flags["O_RDWR"], + 4096: flags["O_SYNC"], + 512: flags["O_TRUNC"], + 1: flags["O_WRONLY"], + 131072: flags["O_NOFOLLOW"] + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + getattr(func, node) { + var stat = NODEFS.tryFSOperation(func); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: node.id, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + }, + setattr(arg, node, attr, chmod, utimes, truncate, stat) { + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + chmod(arg, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (typeof (attr.atime ?? attr.mtime) === "number") { + // Unfortunately, we have to stat the current value if we don't want + // to change it. On top of that, since the times don't round trip + // this will only keep the value nearly unchanged not exactly + // unchanged. See: + // https://github.com/nodejs/node/issues/56492 + var atime = new Date(attr.atime ?? stat(arg).atime); + var mtime = new Date(attr.mtime ?? stat(arg).mtime); + utimes(arg, atime, mtime); + } + if (attr.size !== undefined) { + truncate(arg, attr.size); + } + }); + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + return NODEFS.getattr(() => fs.lstatSync(path), node); + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + if (attr.mode != null && attr.dontFollow) { + throw new FS.ErrnoError(52); + } + NODEFS.setattr(path, node, attr, fs.chmodSync, fs.utimesSync, fs.truncateSync, fs.lstatSync); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, "", { + mode: node.mode + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + } + }, + stream_ops: { + getattr(stream) { + return NODEFS.getattr(() => fs.fstatSync(stream.nfd), stream.node); + }, + setattr(stream, attr) { + NODEFS.setattr(stream.nfd, stream.node, attr, fs.fchmodSync, fs.futimesSync, fs.ftruncateSync, fs.fstatSync); + }, + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + stream.shared.refcount = 1; + stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if (stream.nfd && --stream.shared.refcount === 0) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + } + } +}; + +var PROXYFS = { + mount(mount) { + return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, "", { + mode: node.mode + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr(stream.node); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + } + } +}; + +var FS_createDataFile = (...args) => FS.createDataFile(...args); + +var getUniqueRunDependency = id => id; + +var FS_handledByPreloadPlugin = async (byteArray, fullname) => { + // Ensure plugins are ready. + if (typeof Browser != "undefined") Browser.init(); + for (var plugin of preloadPlugins) { + if (plugin["canHandle"](fullname)) { + return plugin["handle"](byteArray, fullname); + } + } + // In no plugin handled this file then return the original/unmodified + // byteArray. + return byteArray; +}; + +var FS_preloadFile = async (parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + addRunDependency(dep); + try { + var byteArray = url; + if (typeof url == "string") { + byteArray = await asyncLoad(url); + } + byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); + } + } finally { + removeRunDependency(dep); + } +}; + +var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { + FS_preloadFile(parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish).then(onload).catch(onerror); +}; + +var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: "/", + initialized: false, + ignorePermissions: true, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + ErrnoError: class { + name="ErrnoError"; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + FSStream: class { + shared={}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return (this.flags & 1024); + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops={}; + stream_ops={}; + readMode=292 | 73; + writeMode=146; + mounted=null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val ? this.mode |= this.readMode : this.mode &= ~this.readMode; + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) { + throw new FS.ErrnoError(44); + } + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + "/" + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split("/").filter(p => !!p); + // start at the root + var current = FS.root; + var current_path = "/"; + for (var i = 0; i < parts.length; i++) { + var islast = (i === parts.length - 1); + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === ".") { + continue; + } + if (parts[i] === "..") { + current_path = PATH.dirname(current_path); + if (FS.isRoot(current)) { + path = current_path + "/" + parts.slice(i + 1).join("/"); + // We're making progress here, don't let many consecutive ..'s + // lead to ELOOP + nlinks--; + continue linkloop; + } else { + current = current.parent; + } + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if ((e?.errno === 44) && islast && opts.noent_okay) { + return { + path: current_path + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if (FS.isMountpoint(current) && (!islast || opts.follow_mount)) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + "/" + link; + } + path = link + "/" + parts.slice(i + 1).join("/"); + continue linkloop; + } + } + return { + path: current_path, + node: current + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = [ "r", "w", "rw" ][flag & 3]; + if ((flag & 512)) { + perms += "w"; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes("r") && !(node.mode & 292)) { + return 2; + } else if (perms.includes("w") && !(node.mode & 146)) { + return 2; + } else if (perms.includes("x") && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, "x"); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, "wx"); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, "wx"); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if (FS.flagsToPermissionString(flags) !== "r" || (flags & (512 | 64))) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + checkOpExists(op, err) { + if (!op) { + throw new FS.ErrnoError(err); + } + return op; + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: fd => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream, stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + doSetAttr(stream, node, attr) { + var setattr = stream?.stream_ops.setattr; + var arg = setattr ? stream : node; + setattr ??= node.node_ops.setattr; + FS.checkOpExists(setattr, 63); + setattr(arg, attr); + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + } + }, + major: dev => ((dev) >> 8), + minor: dev => ((dev) & 255), + makedev: (ma, mi) => ((ma) << 8 | (mi)), + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops + }; + }, + getDevice: dev => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [ mount ]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == "function") { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + for (var mount of mounts) { + if (mount.type.syncfs) { + mount.type.syncfs(mount, populate, done); + } else { + done(null); + } + } + }, + mount(type, opts, mountpoint) { + var root = mountpoint === "/"; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + + } + var mount = { + type, + opts, + mountpoint, + mounts: [] + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + for (var [hash, current] of Object.entries(FS.nameTable)) { + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + } + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name) { + throw new FS.ErrnoError(28); + } + if (name === "." || name === "..") { + throw new FS.ErrnoError(20); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + return FS.statfsNode(FS.lookupPath(path, { + follow: true + }).node); + }, + statfsStream(stream) { + // We keep a separate statfsStream function because noderawfs overrides + // it. In noderawfs, stream.node is sometimes null. Instead, we need to + // look at stream.path. + return FS.statfsNode(stream.node); + }, + statfsNode(node) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. Currently nodefs and rawfs replace these defaults, + // other file systems leave them alone. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255 + }; + if (node.node_ops.statfs) { + Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split("/"); + var d = ""; + for (var dir of dirs) { + if (!dir) continue; + if (d || PATH.isAbs(path)) d += "/"; + d += dir; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == "undefined") { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var readdir = FS.checkOpExists(node.node_ops.readdir, 54); + return readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + var node = lookup.node; + var getattr = FS.checkOpExists(node.node_ops.getattr, 63); + return getattr(node); + }, + fstat(fd) { + var stream = FS.getStreamChecked(fd); + var node = stream.node; + var getattr = stream.stream_ops.getattr; + var arg = getattr ? stream : node; + getattr ??= node.node_ops.getattr; + FS.checkOpExists(getattr, 63); + return getattr(arg); + }, + lstat(path) { + return FS.stat(path, true); + }, + doChmod(stream, node, mode, dontFollow) { + FS.doSetAttr(stream, node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + dontFollow + }); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChmod(null, node, mode, dontFollow); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.doChmod(stream, stream.node, mode, false); + }, + doChown(stream, node, dontFollow) { + FS.doSetAttr(stream, node, { + timestamp: Date.now(), + dontFollow + }); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChown(null, node, dontFollow); + }, + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.doChown(stream, stream.node, false); + }, + doTruncate(stream, node, len) { + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.doSetAttr(stream, node, { + size: len, + timestamp: Date.now() + }); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: true + }); + node = lookup.node; + } else { + node = path; + } + FS.doTruncate(null, node, len); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if (len < 0 || (stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.doTruncate(stream, stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var setattr = FS.checkOpExists(node.node_ops.setattr, 63); + setattr(node, { + atime, + mtime + }); + }, + open(path, flags, mode = 438) { + if (path === "") { + throw new FS.ErrnoError(44); + } + flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; + if ((flags & 64)) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + var isDirPath; + if (typeof path == "object") { + node = path; + } else { + isDirPath = path.endsWith("/"); + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if ((flags & 64)) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if ((flags & 128)) { + throw new FS.ErrnoError(20); + } + } else if (isDirPath) { + throw new FS.ErrnoError(31); + } else { + // node doesn't exist, try to create it + // Ignore the permission bits here to ensure we can `open` this new + // file below. We use chmod below the apply the permissions once the + // file is open. + node = FS.mknod(path, mode | 511, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if ((flags & 65536) && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if ((flags & 512) && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (created) { + FS.chmod(node, mode & 511); + } + if (Module["logReadFiles"] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap(stream, length, position, prot, flags); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || "binary"; + if (opts.encoding !== "utf8" && opts.encoding !== "binary") { + abort(`Invalid encoding type "${opts.encoding}"`); + } + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === "utf8") { + buf = UTF8ArrayToString(buf); + } + FS.close(stream); + return buf; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == "string") { + data = new Uint8Array(intArrayFromString(data, true)); + } + if (ArrayBuffer.isView(data)) { + FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); + } else { + abort("Unsupported data type"); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, "x"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir("/tmp"); + FS.mkdir("/home"); + FS.mkdir("/home/web_user"); + }, + createDefaultDevices() { + // create /dev + FS.mkdir("/dev"); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0 + }); + FS.mkdev("/dev/null", FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev("/dev/tty", FS.makedev(5, 0)); + FS.mkdev("/dev/tty1", FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomFill(randomBuffer); + randomLeft = randomBuffer.byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice("/dev", "random", randomByte); + FS.createDevice("/dev", "urandom", randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir("/dev/shm"); + FS.mkdir("/dev/shm/tmp"); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir("/proc"); + var proc_self = FS.mkdir("/proc/self"); + FS.mkdir("/proc/self/fd"); + FS.mount({ + mount() { + var node = FS.createNode(proc_self, "fd", 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: "fake" + }, + node_ops: { + readlink: () => stream.path + }, + id: fd + 1 + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()).filter(([k, v]) => v).map(([k, v]) => k.toString()); + } + }; + return node; + } + }, {}, "/proc/self/fd"); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice("/dev", "stdin", input); + } else { + FS.symlink("/dev/tty", "/dev/stdin"); + } + if (output) { + FS.createDevice("/dev", "stdout", null, output); + } else { + FS.symlink("/dev/tty", "/dev/stdout"); + } + if (error) { + FS.createDevice("/dev", "stderr", null, error); + } else { + FS.symlink("/dev/tty1", "/dev/stderr"); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open("/dev/stdin", 0); + var stdout = FS.open("/dev/stdout", 1); + var stderr = FS.open("/dev/stderr", 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, "/"); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + "MEMFS": MEMFS, + "NODEFS": NODEFS, + "PROXYFS": PROXYFS + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module["stdin"]; + output ??= Module["stdout"]; + error ??= Module["stderr"]; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var stream of FS.streams) { + if (stream) { + FS.close(stream); + } + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null + }; + try { + var lookup = FS.lookupPath(path, { + parent: true + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === "/"; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + var parts = path.split("/").reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) { + if (e.errno != 20) throw e; + } + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == "string") { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; + if (globalThis.XMLHttpRequest) { + abort("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown=false; + chunks=[]; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest; + xhr.open("HEAD", url, false); + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + var datalength = Number(xhr.getResponseHeader("Content-length")); + var header; + var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; + var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) abort("invalid range (" + from + ", " + to + ") or no bytes requested!"); + if (to > datalength - 1) abort("only " + datalength + " bytes available! programmer error!"); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest; + xhr.open("GET", url, false); + if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); + // Some hints to the browser that we want binary data. + xhr.responseType = "arraybuffer"; + if (xhr.overrideMimeType) { + xhr.overrideMimeType("text/plain; charset=x-user-defined"); + } + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + if (xhr.response !== undefined) { + return new Uint8Array(/** @type{Array} */ (xhr.response || [])); + } + return intArrayFromString(xhr.responseText || "", true); + }; + var lazyArray = this; + lazyArray.setDataGetter(chunkNum => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == "undefined") { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == "undefined") abort("doXHR failed!"); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out("LazyFiles on gzip forces download of the whole file when length is accessed"); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (globalThis.XMLHttpRequest) { + if (!ENVIRONMENT_IS_WORKER) abort("Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"); + var lazyArray = new LazyUint8Array; + var properties = { + isDevice: false, + contents: lazyArray + }; + } else { + var properties = { + isDevice: false, + url + }; + } + var node = FS.createFile(parent, name, properties, canRead, canWrite); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function() { + return this.contents.length; + } + } + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + for (const [key, fn] of Object.entries(node.stream_ops)) { + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + } + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true + }; + }; + node.stream_ops = stream_ops; + return node; + } +}; + +var findLibraryFS = (libName, rpath) => { + // If we're preloading a dynamic library, the runtime is not ready to call + // __wasmfs_identify or __emscripten_find_dylib. So just quit out. + // This means that DT_NEEDED for the main module and transitive dependencies + // of it won't work with this code path. Similarly, it means that calling + // loadDynamicLibrary in a preRun hook can't use this code path. + if (!runtimeInitialized) { + return undefined; + } + if (PATH.isAbs(libName)) { + try { + FS.lookupPath(libName); + return libName; + } catch (e) { + return undefined; + } + } + var rpathResolved = (rpath?.paths || []).map(p => replaceORIGIN(rpath?.parentLibPath, p)); + return withStackSave(() => { + // In dylink.c we use: `char buf[2*NAME_MAX+2];` and NAME_MAX is 255. + // So we use the same size here. + var bufSize = 2 * 255 + 2; + var buf = stackAlloc(bufSize); + var rpathC = stringToUTF8OnStack(rpathResolved.join(":")); + var libNameC = stringToUTF8OnStack(libName); + var resLibNameC = __emscripten_find_dylib(buf, rpathC, libNameC, bufSize); + return resLibNameC ? UTF8ToString(resLibNameC) : undefined; + }); +}; + +var registerDynCallSymbols = exports => { + for (var [sym, exp] of Object.entries(exports)) { + if (sym.startsWith("dynCall_")) { + var sig = sym.substring(8); + if (!dynCalls.hasOwnProperty(sig)) { + dynCalls[sig] = exp; + } + } + } +}; + +/** + * @param {number=} handle + * @param {Object=} localScope + */ function loadDynamicLibrary(libName, flags = { + global: true, + nodelete: true +}, localScope, handle) { + // when loadDynamicLibrary did not have flags, libraries were loaded + // globally & permanently + var dso = LDSO.loadedLibsByName[libName]; + if (dso) { + // the library is being loaded or has been loaded already. + if (!flags.global) { + if (localScope) { + Object.assign(localScope, dso.exports); + } + registerDynCallSymbols(dso.exports); + } else if (!dso.global) { + // The library was previously loaded only locally but not + // we have a request with global=true. + dso.global = true; + mergeLibSymbols(dso.exports, libName); + } + // same for "nodelete" + if (flags.nodelete && dso.refcount !== Infinity) { + dso.refcount = Infinity; + } + dso.refcount++; + if (handle) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return flags.loadAsync ? Promise.resolve(true) : true; + } + // allocate new DSO + dso = newDSO(libName, handle, "loading"); + dso.refcount = flags.nodelete ? Infinity : 1; + dso.global = flags.global; + // libName -> libData + function loadLibData() { + // for wasm, we can use fetch for async, but for fs mode we can only imitate it + if (handle) { + var data = HEAPU32[(((handle) + (28)) >> 2)]; + var dataSize = HEAPU32[(((handle) + (32)) >> 2)]; + if (data && dataSize) { + var libData = HEAP8.slice(data, data + dataSize); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + } + var f = findLibraryFS(libName, flags.rpath); + if (f) { + var libData = FS.readFile(f, { + encoding: "binary" + }); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + var libFile = locateFile(libName); + if (flags.loadAsync) { + return asyncLoad(libFile); + } + // load the binary synchronously + if (!readBinary) { + throw new Error(`${libFile}: file not found, and synchronous loading of external files is not available`); + } + return readBinary(libFile); + } + // libName -> exports + function getExports() { + // lookup preloaded cache first + var preloaded = preloadedWasm[libName]; + if (preloaded) { + return flags.loadAsync ? Promise.resolve(preloaded) : preloaded; + } + // module not preloaded - load lib data and create new module from it + if (flags.loadAsync) { + return loadLibData().then(libData => loadWebAssemblyModule(libData, flags, libName, localScope, handle)); + } + return loadWebAssemblyModule(loadLibData(), flags, libName, localScope, handle); + } + // module for lib is loaded - update the dso & global namespace + function moduleLoaded(exports) { + if (dso.global) { + mergeLibSymbols(exports, libName); + } else if (localScope) { + Object.assign(localScope, exports); + registerDynCallSymbols(exports); + } + dso.exports = exports; + } + if (flags.loadAsync) { + return getExports().then(exports => { + moduleLoaded(exports); + return true; + }); + } + moduleLoaded(getExports()); + return true; +} + +var reportUndefinedSymbols = () => { + for (var [symName, entry] of Object.entries(GOT)) { + if (entry.value == -1) { + var value = resolveGlobalSymbol(symName, true).sym; + if (!value && !entry.required) { + // Ignore undefined symbols that are imported as weak. + entry.value = 0; + continue; + } + if (typeof value == "function") { + /** @suppress {checkTypes} */ entry.value = addFunction(value, value.sig); + } else if (typeof value == "number") { + entry.value = value; + } else { + throw new Error(`bad export type for '${symName}': ${typeof value} (${value})`); + } + } + } +}; + +var loadDylibs = async () => { + if (!dynamicLibraries.length) { + reportUndefinedSymbols(); + return; + } + addRunDependency("loadDylibs"); + // Load binaries asynchronously + for (var lib of dynamicLibraries) { + await loadDynamicLibrary(lib, { + loadAsync: true, + global: true, + nodelete: true, + allowUndefined: true + }); + } + // we got them all, wonderful + reportUndefinedSymbols(); + removeRunDependency("loadDylibs"); +}; + +var noExitRuntime = false; + +var ___assert_fail = (condition, filename, line, func) => abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); + +___assert_fail.sig = "vppip"; + +var ___asyncify_data = new WebAssembly.Global({ + "value": "i32", + "mutable": true +}, 0); + +var ___asyncify_state = new WebAssembly.Global({ + "value": "i32", + "mutable": true +}, 0); + +var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); + +___call_sighandler.sig = "vpi"; + +var exceptionLast = 0; + +class ExceptionInfo { + // excPtr - Thrown object pointer to wrap. Metadata pointer is calculated from it. + constructor(excPtr) { + this.excPtr = excPtr; + this.ptr = excPtr - 24; + } + set_type(type) { + HEAPU32[(((this.ptr) + (4)) >> 2)] = type; + } + get_type() { + return HEAPU32[(((this.ptr) + (4)) >> 2)]; + } + set_destructor(destructor) { + HEAPU32[(((this.ptr) + (8)) >> 2)] = destructor; + } + get_destructor() { + return HEAPU32[(((this.ptr) + (8)) >> 2)]; + } + set_caught(caught) { + caught = caught ? 1 : 0; + HEAP8[(this.ptr) + (12)] = caught; + } + get_caught() { + return HEAP8[(this.ptr) + (12)] != 0; + } + set_rethrown(rethrown) { + rethrown = rethrown ? 1 : 0; + HEAP8[(this.ptr) + (13)] = rethrown; + } + get_rethrown() { + return HEAP8[(this.ptr) + (13)] != 0; + } + // Initialize native structure fields. Should be called once after allocated. + init(type, destructor) { + this.set_adjusted_ptr(0); + this.set_type(type); + this.set_destructor(destructor); + } + set_adjusted_ptr(adjustedPtr) { + HEAPU32[(((this.ptr) + (16)) >> 2)] = adjustedPtr; + } + get_adjusted_ptr() { + return HEAPU32[(((this.ptr) + (16)) >> 2)]; + } +} + +var setTempRet0 = val => __emscripten_tempret_set(val); + +var findMatchingCatch = args => { + var thrown = exceptionLast; + if (!thrown) { + // just pass through the null ptr + setTempRet0(0); + return 0; + } + var info = new ExceptionInfo(thrown); + info.set_adjusted_ptr(thrown); + var thrownType = info.get_type(); + if (!thrownType) { + // just pass through the thrown ptr + setTempRet0(0); + return thrown; + } + // can_catch receives a **, add indirection + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var caughtType of args) { + if (caughtType === 0 || caughtType === thrownType) { + // Catch all clause matched or exactly the same type is caught + break; + } + var adjusted_ptr_addr = info.ptr + 16; + if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { + setTempRet0(caughtType); + return thrown; + } + } + setTempRet0(thrownType); + return thrown; +}; + +var ___cxa_find_matching_catch_2 = () => findMatchingCatch([]); + +___cxa_find_matching_catch_2.sig = "p"; + +var ___resumeException = ptr => { + if (!exceptionLast) { + exceptionLast = ptr; + } + throw exceptionLast; +}; + +___resumeException.sig = "vp"; + +var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module["websocket"] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module["websocket"] ??= {})["on"] = SOCKFS.on; + return FS.createNode(null, "/", 16895, 0); + }, + createSocket(family, type, protocol) { + // Emscripten only supports AF_INET + if (family != 2) { + throw new FS.ErrnoError(5); + } + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + // Emscripten only supports SOCK_STREAM and SOCK_DGRAM + if (type != 1 && type != 2) { + throw new FS.ErrnoError(28); + } + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + } + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == "object") { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error("WebSocket URL must be in the format ws(s)://address:port"); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = "ws://".replace("#", "//"); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = "binary"; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]) { + url = SOCKFS.websocketArgs["url"]; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs["subprotocol"]) { + subProtocols = SOCKFS.websocketArgs["subprotocol"]; + } else if (SOCKFS.websocketArgs["subprotocol"] === null) { + subProtocols = "null"; + } + if (url === "ws://" || url === "wss://") { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split("/"); + url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); + } + if (subProtocols !== "null") { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); + ws.binaryType = "arraybuffer"; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [] + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != "undefined") { + peer.msg_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ":" + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ":" + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ":" + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function() { + sock.connecting = false; + SOCKFS.emit("open", sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == "string") { + var encoder = new TextEncoder; + // should be utf-8 + data = encoder.encode(data); + } else { + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { + // update the peer's port and it's key in the peer map + var newport = ((data[8] << 8) | data[9]); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data + }); + SOCKFS.emit("message", sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on("open", handleOpen); + peer.socket.on("message", function(data, isBinary) { + if (!isBinary) { + return; + } + handleMessage((new Uint8Array(data)).buffer); + }); + peer.socket.on("close", function() { + SOCKFS.emit("close", sock.stream.fd); + }); + peer.socket.on("error", function(error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function() { + SOCKFS.emit("close", sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage(event) { + handleMessage(event.data); + }; + peer.socket.onerror = function(error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? (64 | 1) : 0; + } + var mask = 0; + var dest = sock.type === 1 ? // we only care about the socket state for connection-based sockets + SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; + if (sock.recv_queue.length || !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { + // let recv return 0 once closed + mask |= (64 | 1); + } + if (!dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN)) { + mask |= 4; + } + if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[((arg) >> 2)] = bytes; + return 0; + + case 21537: + var on = HEAP32[((arg) >> 2)]; + if (on) { + sock.stream.flags |= 2048; + } else { + sock.stream.flags &= ~2048; + } + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + for (var peer of Object.values(sock.peers)) { + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { + throw new FS.ErrnoError(28); + } + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === "ErrnoError")) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + var WebSocketServer = require("ws").Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ + host, + port: sock.sport + }); + SOCKFS.emit("listen", sock.stream.fd); + // Send Event with listen fd. + sock.server.on("connection", function(ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit("connection", newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit("connection", sock.stream.fd); + } + }); + sock.server.on("close", function() { + SOCKFS.emit("close", sock.stream.fd); + sock.server = null; + }); + sock.server.on("error", function(error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); + }); + }, + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), + addr: queued.addr, + port: queued.port + }; + // push back any unread data for TCP connections + if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); + sock.recv_queue.unshift(queued); + } + return res; + } + } +}; + +var getSocketFromFD = fd => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; +}; + +var inetPton4 = str => { + var b = str.split("."); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; +}; + +var inetPton6 = str => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === "::") { + return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith("::")) { + str = str.replace("::", "Z:"); + } else { + str = str.replace("::", ":Z:"); + } + if (str.indexOf(".") > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp("[.]", "g"), ":"); + words = str.split(":"); + words[words.length - 4] = Number(words[words.length - 4]) + Number(words[words.length - 3]) * 256; + words[words.length - 3] = Number(words[words.length - 2]) + Number(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(":"); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == "string") { + if (words[w] === "Z") { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < (8 - words.length + 1); z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; +}; + +/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[((addrlen) >> 2)] = 16; + } + HEAP16[((sa) >> 1)] = family; + HEAP32[(((sa) + (4)) >> 2)] = addr; + HEAP16[(((sa) + (2)) >> 1)] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[((addrlen) >> 2)] = 28; + } + HEAP32[((sa) >> 2)] = family; + HEAP32[(((sa) + (8)) >> 2)] = addr[0]; + HEAP32[(((sa) + (12)) >> 2)] = addr[1]; + HEAP32[(((sa) + (16)) >> 2)] = addr[2]; + HEAP32[(((sa) + (20)) >> 2)] = addr[3]; + HEAP16[(((sa) + (2)) >> 1)] = _htons(port); + break; + + default: + return 5; + } + return 0; +}; + +var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {} + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + addr = "172.29." + (id & 255) + "." + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + } +}; + +function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_accept4.sig = "iippiii"; + +var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); + +var inetNtop6 = ints => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ""; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ""; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = "::ffff:"; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = "::"; + //special case IPv6 addresses + if (v4part === "0.0.0.0") v4part = ""; + // any/unspecified address + if (v4part === "0.0.0.1") v4part = "1"; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { + if (word === zstart) { + str += ":"; + if (zstart === 0) str += ":"; + } + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ":" : ""; + } + return str; +}; + +var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[((sa) >> 1)]; + var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28 + }; + } + addr = HEAP32[(((sa) + (4)) >> 2)]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28 + }; + } + addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5 + }; + } + return { + family, + addr, + port + }; +}; + +var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; +}; + +function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_bind.sig = "iippiii"; + +var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + "/" + path; + }, + writeStat(buf, stat) { + HEAPU32[((buf) >> 2)] = stat.dev; + HEAPU32[(((buf) + (4)) >> 2)] = stat.mode; + HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; + HEAPU32[(((buf) + (12)) >> 2)] = stat.uid; + HEAPU32[(((buf) + (16)) >> 2)] = stat.gid; + HEAPU32[(((buf) + (20)) >> 2)] = stat.rdev; + HEAP64[(((buf) + (24)) >> 3)] = BigInt(stat.size); + HEAP32[(((buf) + (32)) >> 2)] = 4096; + HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + HEAP64[(((buf) + (40)) >> 3)] = BigInt(Math.floor(atime / 1e3)); + HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (56)) >> 3)] = BigInt(Math.floor(mtime / 1e3)); + HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (72)) >> 3)] = BigInt(Math.floor(ctime / 1e3)); + HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (88)) >> 3)] = BigInt(stat.ino); + return 0; + }, + writeStatFs(buf, stats) { + HEAPU32[(((buf) + (4)) >> 2)] = stats.bsize; + HEAPU32[(((buf) + (60)) >> 2)] = stats.bsize; + HEAP64[(((buf) + (8)) >> 3)] = BigInt(stats.blocks); + HEAP64[(((buf) + (16)) >> 3)] = BigInt(stats.bfree); + HEAP64[(((buf) + (24)) >> 3)] = BigInt(stats.bavail); + HEAP64[(((buf) + (32)) >> 3)] = BigInt(stats.files); + HEAP64[(((buf) + (40)) >> 3)] = BigInt(stats.ffree); + HEAPU32[(((buf) + (48)) >> 2)] = stats.fsid; + HEAPU32[(((buf) + (64)) >> 2)] = stats.flags; + // ST_NOSUID + HEAPU32[(((buf) + (56)) >> 2)] = stats.namelen; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + } +}; + +function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_chdir.sig = "ip"; + +function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_chmod.sig = "ipi"; + +var allocateUTF8OnStack = (...args) => stringToUTF8OnStack(...args); + +var onInits = []; + +var addOnInit = cb => onInits.push(cb); + +function _js_getpid() { + return PHPLoader.processId ?? 42; +} + +function _js_wasm_trace(format, ...args) { + if (PHPLoader.trace instanceof Function) { + PHPLoader.trace(_js_getpid(), format, ...args); + } +} + +var PHPWASM = { + O_APPEND: 1024, + O_NONBLOCK: 2048, + POLLHUP: 16, + SETFL_MASK: 3072, + socketTimeouts: new Map, + init: function() { + // TODO: Move this to a library function that is made an onInit callback by the `__postset` suffix. + if (PHPLoader.bindUserSpace) { + /** + * We need to add an onInit callback to bind the user-space API + * because some dependencies like wasmImports and wasmExports + * are not yet assigned. + */ addOnInit(() => { + if (typeof PHPLoader.processId !== "number") { + throw new Error("PHPLoader.processId must be set before init"); + } + Module["userSpace"] = PHPLoader.bindUserSpace({ + pid: PHPLoader.processId, + constants: { + F_GETFL: Number("3"), + O_ACCMODE: Number("2097155"), + O_RDONLY: Number("0"), + O_WRONLY: Number("1"), + O_APPEND: Number("1024"), + O_NONBLOCK: Number("2048"), + F_SETFL: Number("4"), + F_GETLK: Number("12"), + F_SETLK: Number("13"), + F_SETLKW: Number("14"), + SEEK_SET: Number("0"), + SEEK_CUR: Number("1"), + SEEK_END: Number("2"), + F_GETFL: Number("3"), + O_ACCMODE: Number("2097155"), + O_RDONLY: Number("0"), + O_WRONLY: Number("1"), + O_APPEND: Number("1024"), + O_NONBLOCK: Number("2048"), + F_SETFL: Number("4"), + F_GETLK: Number("12"), + F_SETLK: Number("13"), + F_SETLKW: Number("14"), + SEEK_SET: Number("0"), + SEEK_CUR: Number("1"), + SEEK_END: Number("2"), + // From: + // https://github.com/emscripten-core/emscripten/blob/66d2137b0381ac35f7e2346b2d6a90abd0f1211a/system/lib/libc/musl/include/fcntl.h#L58-L60 + F_RDLCK: 0, + F_WRLCK: 1, + F_UNLCK: 2, + // From: + // https://github.com/emscripten-core/emscripten/blob/81bbaa42a7827d88a71bd89701245052c622428c/system/lib/libc/musl/include/sys/file.h#L7-L10 + LOCK_SH: 1, + LOCK_EX: 2, + LOCK_NB: 4, + // Non-blocking lock + LOCK_UN: 8 + }, + errnoCodes: ERRNO_CODES, + // Use get/set closures instead of exposing + // typed arrays directly. After memory.grow(), + // Emscripten's updateMemoryViews() reassigns + // the module-scoped HEAP* variables. Closures + // always reference the current value, so + // accesses are never stale. The get/set + // interface also prevents callers from + // capturing a typed array reference that + // could become stale. + memory: { + HEAP8: { + get(offset) { + return HEAP8[offset]; + }, + set(offset, value) { + HEAP8[offset] = value; + } + }, + HEAPU8: { + get(offset) { + return HEAPU8[offset]; + }, + set(offset, value) { + HEAPU8[offset] = value; + } + }, + HEAP16: { + get(offset) { + return HEAP16[offset]; + }, + set(offset, value) { + HEAP16[offset] = value; + } + }, + HEAPU16: { + get(offset) { + return HEAPU16[offset]; + }, + set(offset, value) { + HEAPU16[offset] = value; + } + }, + HEAP32: { + get(offset) { + return HEAP32[offset]; + }, + set(offset, value) { + HEAP32[offset] = value; + } + }, + HEAPU32: { + get(offset) { + return HEAPU32[offset]; + }, + set(offset, value) { + HEAPU32[offset] = value; + } + }, + HEAPF32: { + get(offset) { + return HEAPF32[offset]; + }, + set(offset, value) { + HEAPF32[offset] = value; + } + }, + HEAP64: { + get(offset) { + return HEAP64[offset]; + }, + set(offset, value) { + HEAP64[offset] = value; + } + }, + HEAPU64: { + get(offset) { + return HEAPU64[offset]; + }, + set(offset, value) { + HEAPU64[offset] = value; + } + }, + HEAPF64: { + get(offset) { + return HEAPF64[offset]; + }, + set(offset, value) { + HEAPF64[offset] = value; + } + } + }, + wasmImports: Object.assign({}, wasmImports, typeof _builtin_fd_close === "function" ? { + builtin_fd_close: _builtin_fd_close + } : {}, typeof _builtin_fcntl64 === "function" ? { + builtin_fcntl64: _builtin_fcntl64 + } : {}), + wasmExports, + syscalls: SYSCALLS, + FS, + PROXYFS, + NODEFS + }); + }); + } + Module["ENV"] = Module["ENV"] || {}; + // Ensure a platform-level bin directory for a fallback `php` binary. + Module["ENV"]["PATH"] = [ Module["ENV"]["PATH"], "/internal/shared/bin" ].filter(Boolean).join(":"); + // The /request directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. This is per-request state that is isolated to a + // single PHP process. + FS.mkdir("/request"); + // The /internal directory is shared amongst all PHP processes + // and contains the php.ini, constants definitions, etc. + FS.mkdir("/internal"); + if (PHPLoader.nativeInternalDirPath) { + FS.mount(FS.filesystems.NODEFS, { + root: PHPLoader.nativeInternalDirPath + }, "/internal"); + } + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdirTree("/internal/shared"); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdirTree("/internal/shared/preload"); + // Platform-level bin directory for a fallback `php` binary. Without it, + // PHP may not populate the PHP_BINARY constant. + FS.mkdirTree("/internal/shared/bin"); + const originalOnRuntimeInitialized = Module["onRuntimeInitialized"]; + Module["onRuntimeInitialized"] = () => { + const {node: phpBinaryNode} = FS.lookupPath("/internal/shared/bin/php", { + noent_okay: true + }); + if (!phpBinaryNode) { + // Dummy PHP binary for PHP to populate the PHP_BINARY constant. + FS.writeFile("/internal/shared/bin/php", (new TextEncoder).encode('#!/bin/sh\nphp "$@"')); + // It must be executable to be used by PHP. + FS.chmod("/internal/shared/bin/php", 493); + } + originalOnRuntimeInitialized(); + }; + // Create stdout and stderr devices. We can't just use Emscripten's + // default stdout and stderr devices because they stop processing data + // on the first null byte. However, when dealing with binary data, + // null bytes are valid and common. + FS.registerDevice(FS.makedev(64, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStdout(chunk); + return length; + } + }); + FS.mkdev("/request/stdout", FS.makedev(64, 0)); + FS.registerDevice(FS.makedev(63, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStderr(chunk); + return length; + } + }); + FS.mkdev("/request/stderr", FS.makedev(63, 0)); + FS.registerDevice(FS.makedev(62, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onHeaders(chunk); + return length; + } + }); + FS.mkdev("/request/headers", FS.makedev(62, 0)); + // Handle events. + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach(callback => { + callback(data); + }); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.processTable = {}; + PHPWASM.input_devices = {}; + const originalWrite = TTY.stream_ops.write; + TTY.stream_ops.write = function(stream, ...rest) { + const retval = originalWrite(stream, ...rest); + // Implicit flush since PHP's fflush() doesn't seem to trigger the fsync event + // @TODO: Fix this at the wasm level + stream.tty.ops.fsync(stream.tty); + return retval; + }; + const originalPutChar = TTY.stream_ops.put_char; + TTY.stream_ops.put_char = function(tty, val) { + /** + * Buffer newlines that Emscripten normally ignores. + * + * Emscripten doesn't do it by default because its default + * print function is console.log that implicitly adds a newline. We are overwriting + * it with an environment-specific function that outputs exaclty what it was given, + * e.g. in Node.js it's process.stdout.write(). Therefore, we need to mak sure + * all the newlines make it to the output buffer. + */ if (val === 10) tty.output.push(val); + return originalPutChar(tty, val); + }; + }, + onHeaders: function(chunk) { + if (Module["onHeaders"]) { + Module["onHeaders"](chunk); + return; + } + console.log("headers", { + chunk + }); + }, + onStdout: function(chunk) { + if (Module["onStdout"]) { + Module["onStdout"](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stdout.write(chunk); + } else { + console.log("stdout", { + chunk + }); + } + }, + onStderr: function(chunk) { + if (Module["onStderr"]) { + Module["onStderr"](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stderr.write(chunk); + } else { + console.warn("stderr", { + chunk + }); + } + }, + getAllWebSockets: function(sock) { + const webSockets = new Set; + if (sock.server) { + sock.server.clients.forEach(ws => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function(sock) { + const peers = new Set; + if (sock.server) { + sock.pending.filter(pending => pending.peers).forEach(pending => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function(ws) { + return PHPWASM.awaitEvent(ws, "message"); + }, + awaitConnection: function(ws) { + if (ws.OPEN === ws.readyState) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "open"); + }, + awaitClose: function(ws) { + if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "close"); + }, + awaitError: function(ws) { + if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "error"); + }, + awaitEvent: function(ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function(_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [ promise, cancel ]; + }, + noop: function() {}, + parseSocketTimeout: function(optionValuePtr, optionLen) { + if (!optionValuePtr || optionLen < 8) { + return null; + } + let seconds; + let microseconds; + if (optionLen >= 16) { + seconds = Number(HEAP64[optionValuePtr >> 3]); + microseconds = Number(HEAP64[(optionValuePtr + 8) >> 3]); + } else { + seconds = HEAP32[optionValuePtr >> 2]; + microseconds = HEAP32[(optionValuePtr + 4) >> 2]; + } + if (!Number.isFinite(seconds) || !Number.isFinite(microseconds) || seconds < 0 || microseconds < 0) { + return null; + } + return seconds * 1e3 + Math.ceil(microseconds / 1e3); + }, + spawnProcess: function(command, args, options) { + if (Module["spawnProcess"]) { + const spawned = Module["spawnProcess"](command, args, /** + * We're providing the same extra options we would pass to child_process.spawn(). + * + * Why? + * + * spawnProcess() follows the same interface as child_process.spawn() + * and some consumers pass `child_process.spawn` directly to php.setSpawnHandler() + */ { + ...options, + shell: true, + stdio: [ "pipe", "pipe", "pipe" ] + }); + if (spawned && !("then" in spawned) && "on" in spawned) { + /** + * If we get the child process directly, return it immediately. + * Delaying it to the next tick via Promise.resolve() would create + * a race condition where it might emit some events before the + * caller has a chance to bind event listeners to them. + * + * Without this condition, this callback would be at least flaky: + * + * php.setSpawnHandler(require('child_process').spawn); + */ return spawned; + } + return Promise.resolve(spawned).then(function(spawned) { + if (!spawned || !spawned.on) { + throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); + } + return spawned; + }); + } + const e = new Error("popen(), proc_open() etc. are unsupported on this PHP instance. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); + e.code = "SPAWN_UNSUPPORTED"; + throw e; + }, + shutdownSocket: function(socketd, how) { + PHPWASM.socketTimeouts.delete(socketd); + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log("Socket shutdown error", e); + return -1; + } + } +}; + +function _wasm_connect(sockfd, addr, addrlen) { + /** + * Use a synchronous connect() call when Asyncify is used. + * + * The async version was originally introduced to support the Memcached and Redis extensions, + * and both are only available with JSPI. Asyncify is too difficult to maintain and + * it's not getting that upgrade. + */ if (!("Suspending" in WebAssembly)) { + var sock = getSocketFromFD(sockfd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } + return Asyncify.handleSleep(wakeUp => { + // Get the socket + let sock; + try { + sock = getSocketFromFD(sockfd); + } catch (e) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + if (!sock) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + // Parse the address + let info; + try { + info = getSocketAddress(addr, addrlen); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + wakeUp(-ERRNO_CODES.EFAULT); + return; + } + wakeUp(-e.errno); + return; + } + // Perform the connect (this creates the WebSocket but doesn't wait) + try { + sock.sock_ops.connect(sock, info.addr, info.port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + wakeUp(-e.errno); + return; + } + // Get all websockets for this socket + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + // No WebSocket yet, this shouldn't happen after connect + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + const ws = webSockets[0]; + // If already connected, return success + if (ws.readyState === ws.OPEN) { + wakeUp(0); + return; + } + // If already closed or closing, return error + if (ws.readyState === ws.CLOSING || ws.readyState === ws.CLOSED) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + // Wait for the connection to be established. A zero timeval + // disables the timeout, matching SO_SNDTIMEO semantics. + const sendTimeout = PHPWASM.socketTimeouts.get(sockfd)?.send; + const timeout = sendTimeout ?? 3e4; + let resolved = false; + let timeoutId; + let handleOpen; + let handleError; + let handleClose; + const peer = PHPWASM.getAllPeers(sock).find(candidate => candidate.socket === ws); + const cleanupConnectListeners = () => { + if (typeof timeoutId !== "undefined") { + clearTimeout(timeoutId); + } + ws.removeEventListener("open", handleOpen); + ws.removeEventListener("error", handleError); + ws.removeEventListener("close", handleClose); + }; + const cleanupFailedConnect = errno => { + try { + if (ws.readyState !== ws.CLOSING && ws.readyState !== ws.CLOSED) { + ws.close(); + } + } catch (e) {} + if (peer) { + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + sock.connecting = false; + sock.error = errno; + }; + const finishConnect = result => { + if (!resolved) { + resolved = true; + cleanupConnectListeners(); + if (result < 0) { + cleanupFailedConnect(-result); + } + wakeUp(result); + } + }; + if (timeout > 0) { + timeoutId = setTimeout(() => { + finishConnect(-ERRNO_CODES.ETIMEDOUT); + }, timeout); + } + handleOpen = () => { + finishConnect(0); + }; + handleError = () => { + finishConnect(-ERRNO_CODES.ECONNREFUSED); + }; + handleClose = () => { + finishConnect(-ERRNO_CODES.ECONNREFUSED); + }; + ws.addEventListener("open", handleOpen); + ws.addEventListener("error", handleError); + ws.addEventListener("close", handleClose); + }); +} + +function ___syscall_connect(sockfd, addr, addrlen, d1, d2, d3) { + return _wasm_connect(sockfd, addr, addrlen); +} + +___syscall_connect.sig = "iippiii"; + +function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_dup.sig = "ii"; + +function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_dup3.sig = "iiii"; + +function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ""; + if (amode & 4) perms += "r"; + if (amode & 2) perms += "w"; + if (amode & 1) perms += "x"; + if (perms && FS.nodePermissions(node, perms)) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_faccessat.sig = "iipii"; + +var INT53_MAX = 9007199254740992; + +var INT53_MIN = -9007199254740992; + +var bigintToI53Checked = num => (num < INT53_MIN || num > INT53_MAX) ? NaN : Number(num); + +function ___syscall_fallocate(fd, mode, offset, len) { + offset = bigintToI53Checked(offset); + len = bigintToI53Checked(len); + try { + if (isNaN(offset) || isNaN(len)) return -61; + if (mode != 0) { + return -138; + } + if (offset < 0 || len < 0) { + return -28; + } + // We only support mode == 0, which means we can implement fallocate + // in terms of ftruncate. + var oldSize = FS.fstat(fd).size; + var newSize = offset + len; + if (newSize > oldSize) { + FS.ftruncate(fd, newSize); + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fallocate.sig = "iiijj"; + +function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchmod.sig = "iii"; + +function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchown32.sig = "iiii"; + +function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & (~256); + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchownat.sig = "iipiii"; + +var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; + SYSCALLS.varargs += 4; + return ret; +}; + +var syscallGetVarargP = syscallGetVarargI; + +function _fd_close(fd) { + if (typeof Module["userSpace"] === "undefined") { + return _builtin_fd_close(fd); + } + return Module["userSpace"].fd_close(fd); +} + +_fd_close.sig = "ii"; + +function _builtin_fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +function _builtin_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: + { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: + { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: + { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(((arg) + (offset)) >> 1)] = 2; + return 0; + } + + case 13: + case 14: + // Pretend that the locking is successful. These are process-level locks, + // and Emscripten programs are a single process. If we supported linking a + // filesystem between programs, we'd need to do more here. + // See https://github.com/emscripten-core/emscripten/issues/23697 + return 0; + } + return -28; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_fcntl64(fd, cmd, varargs) { + if (typeof Module["userSpace"] === "undefined") { + return _builtin_fcntl64(fd, cmd, varargs); + } + return Module["userSpace"].fcntl64(fd, cmd, varargs); +} + +___syscall_fcntl64.sig = "iiip"; + +function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fdatasync.sig = "ii"; + +function ___syscall_fstat64(fd, buf) { + try { + return SYSCALLS.writeStat(buf, FS.fstat(fd)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fstat64.sig = "iip"; + +function ___syscall_ftruncate64(fd, length) { + length = bigintToI53Checked(length); + try { + if (isNaN(length)) return -61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_ftruncate64.sig = "iij"; + +function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getcwd.sig = "ipp"; + +function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min(stream.getdents.length, startIdx + Math.floor(count / struct_size)); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === ".") { + id = stream.node.id; + type = 4; + } else if (name === "..") { + var lookup = FS.lookupPath(stream.path, { + parent: true + }); + id = lookup.node.id; + type = 4; + } else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) ? 2 : // DT_CHR, character device. + FS.isDir(child.mode) ? 4 : // DT_DIR, directory. + FS.isLink(child.mode) ? 10 : // DT_LNK, symbolic link. + 8; + } + HEAP64[((dirp + pos) >> 3)] = BigInt(id); + HEAP64[(((dirp + pos) + (8)) >> 3)] = BigInt((idx + 1) * struct_size); + HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; + HEAP8[(dirp + pos) + (18)] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getdents64.sig = "iipp"; + +function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getpeername.sig = "iippiii"; + +function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getsockname.sig = "iippiii"; + +function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[((optval) >> 2)] = sock.error; + HEAP32[((optlen) >> 2)] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getsockopt.sig = "iiiippi"; + +function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: + { + if (!stream.tty) return -59; + return 0; + } + + case 21505: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = termios.c_iflag || 0; + HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; + HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; + HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: + { + if (!stream.tty) return -59; + return 0; + } + + case 21506: + case 21507: + case 21508: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[((argp) >> 2)]; + var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; + var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; + var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[(argp + i) + (17)]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc + }); + } + return 0; + } + + case 21519: + { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = 0; + return 0; + } + + case 21520: + { + if (!stream.tty) return -59; + return -28; + } + + case 21537: + case 21531: + { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: + { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); + var argp = syscallGetVarargP(); + HEAP16[((argp) >> 1)] = winsize[0]; + HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; + } + return 0; + } + + case 21524: + { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: + { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_ioctl.sig = "iiip"; + +function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_listen.sig = "iiiiiii"; + +function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.lstat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_lstat64.sig = "ipp"; + +function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_mkdirat.sig = "iipi"; + +function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & (~6400); + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.writeStat(buf, nofollow ? FS.lstat(path) : FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_newfstatat.sig = "iippi"; + +function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_openat.sig = "iipip"; + +var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, "/", 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + timestamp: new Date + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0 + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd + }; + }, + stream_ops: { + getattr(stream) { + var node = stream.node; + var timestamp = node.pipe.timestamp; + return { + dev: 14, + ino: node.id, + mode: 4480, + nlink: 1, + uid: 0, + gid: 0, + rdev: 0, + size: 0, + atime: timestamp, + mtime: timestamp, + ctime: timestamp, + blksize: 4096, + blocks: 0 + }; + }, + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return (256 | 4); + } + for (var bucket of pipe.buckets) { + if (bucket.offset - bucket.roffset > 0) { + return (64 | 1); + } + } + return 0; + }, + dup(stream) { + stream.node.pipe.refcnt++; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var currentLength = 0; + for (var bucket of pipe.buckets) { + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if(currentLength==0){if(pipe.refcnt<2){return 0;}throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var bucket of pipe.buckets) { + var bucketSize = bucket.offset - bucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + bucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0 + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray(freeBytesInCurrBuffer, data.byteLength); + } + var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0 + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); + data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0 + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + } + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return "pipe[" + (PIPEFS.nextname.current++) + "]"; + } +}; + +function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[((fdPtr) >> 2)] = res.readable_fd; + HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_pipe.sig = "ip"; + +function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[((pollfd) >> 2)]; + var events = HEAP16[(((pollfd) + (4)) >> 1)]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(((pollfd) + (6)) >> 1)] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_poll.sig = "ipii"; + +function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_readlinkat.sig = "iippp"; + +function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_recvfrom.sig = "iippipp"; + +function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_renameat.sig = "iipip"; + +function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_rmdir.sig = "ip"; + +function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_sendto.sig = "iippipp"; + +function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_socket.sig = "iiiiiii"; + +function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_stat64.sig = "ipp"; + +function ___syscall_statfs64(path, size, buf) { + try { + SYSCALLS.writeStatFs(buf, FS.statfs(SYSCALLS.getStr(path))); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_statfs64.sig = "ippp"; + +function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_symlinkat.sig = "ipip"; + +function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (!flags) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + return -28; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_unlinkat.sig = "iipi"; + +var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; + +function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), atime, mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(((times) + (8)) >> 2)]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_utimensat.sig = "iippi"; + +var __abort_js = () => abort(""); + +__abort_js.sig = "v"; + +var dlSetError = msg => { + var sp = stackSave(); + var cmsg = stringToUTF8OnStack(msg); + ___dl_seterr(cmsg, 0); + stackRestore(sp); +}; + +var dlopenInternal = (handle, jsflags) => { + // void *dlopen(const char *file, int mode); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlopen.html + var filename = UTF8ToString(handle + 36); + var flags = HEAP32[(((handle) + (4)) >> 2)]; + filename = PATH.normalize(filename); + var global = Boolean(flags & 256); + var localScope = global ? null : {}; + // We don't care about RTLD_NOW and RTLD_LAZY. + var combinedFlags = { + global, + nodelete: Boolean(flags & 4096), + loadAsync: jsflags.loadAsync + }; + if (jsflags.loadAsync) { + return loadDynamicLibrary(filename, combinedFlags, localScope, handle); + } + try { + return loadDynamicLibrary(filename, combinedFlags, localScope, handle); + } catch (e) { + dlSetError(`could not load dynamic lib: ${filename}\n${e}`); + return 0; + } +}; + +function __dlopen_js(handle) { + var jsflags = { + loadAsync: false + }; + return dlopenInternal(handle, jsflags); +} + +__dlopen_js.sig = "pp"; + +var __dlsym_js = (handle, symbol, symbolIndex) => { + // void *dlsym(void *restrict handle, const char *restrict name); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlsym.html + symbol = UTF8ToString(symbol); + var result; + var newSymIndex; + var lib = LDSO.loadedLibsByHandle[handle]; + newSymIndex = Object.keys(lib.exports).indexOf(symbol); + if (newSymIndex == -1 || lib.exports[symbol].stub) { + dlSetError(`Tried to lookup unknown symbol "${symbol}" in dynamic lib: ${lib.name}`); + return 0; + } + result = lib.exports[symbol]; + if (typeof result == "function") { + // Asyncify wraps exports, and we need to look through those wrappers. + if (result.orig) { + result = result.orig; + } + var addr = getFunctionAddress(result); + if (addr) { + result = addr; + } else { + // Insert the function into the wasm table. If its a direct wasm + // function the second argument will not be needed. If its a JS + // function we rely on the `sig` attribute being set based on the + // `__sig` specified in library JS file. + result = addFunction(result, result.sig); + HEAPU32[((symbolIndex) >> 2)] = newSymIndex; + } + } + return result; +}; + +__dlsym_js.sig = "pppp"; + +var __emscripten_lookup_name = name => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); +}; + +__emscripten_lookup_name.sig = "ip"; + +var runtimeKeepaliveCounter = 0; + +var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; +}; + +__emscripten_runtime_keepalive_clear.sig = "v"; + +var __emscripten_system = command => { + if (ENVIRONMENT_IS_NODE) { + if (!command) return 1; + // shell is available + var cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + // this is what glibc seems to do (shell works test?) + var cp = require("child_process"); + var ret = cp.spawnSync(cmdstr, [], { + shell: true, + stdio: "inherit" + }); + var _W_EXITCODE = (ret, sig) => ((ret) << 8 | (sig)); + // this really only can happen if process is killed by signal + if (ret.status === null) { + // sadly node doesn't expose such function + var signalToNumber = sig => { + // implement only the most common ones, and fallback to SIGINT + switch (sig) { + case "SIGHUP": + return 1; + + case "SIGQUIT": + return 3; + + case "SIGFPE": + return 8; + + case "SIGKILL": + return 9; + + case "SIGALRM": + return 14; + + case "SIGTERM": + return 15; + + default: + return 2; + } + }; + return _W_EXITCODE(0, signalToNumber(ret.signal)); + } + return _W_EXITCODE(ret.status, 0); + } + // int system(const char *command); + // http://pubs.opengroup.org/onlinepubs/000095399/functions/system.html + // Can't call external programs. + if (!command) return 0; + // no shell available + return -52; +}; + +__emscripten_system.sig = "ip"; + +var __emscripten_throw_longjmp = () => { + throw Infinity; +}; + +__emscripten_throw_longjmp.sig = "v"; + +function __gmtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; +} + +__gmtime_js.sig = "vjp"; + +var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + +var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; + +var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; + +var ydayFromDate = date => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; +}; + +function __localtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(((tmPtr) + (32)) >> 2)] = dst; +} + +__localtime_js.sig = "vjp"; + +var __mktime_js = function(tmPtr) { + var ret = (() => { + var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); + } else if ((dst > 0) != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); + } + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + // To match expected behavior, update fields from date + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return BigInt(ret); +}; + +__mktime_js.sig = "jp"; + +function __mmap_js(len, prot, flags, fd, offset, allocated, addr) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[((allocated) >> 2)] = res.allocated; + HEAPU32[((addr) >> 2)] = ptr; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +__mmap_js.sig = "ipiiijpp"; + +function __munmap_js(addr, len, prot, flags, fd, offset) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +__munmap_js.sig = "ippiiij"; + +var timers = {}; + +var handleException = e => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == "unwind") { + return EXITSTATUS; + } + quit_(1, e); +}; + +var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + +var _proc_exit = code => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module["onExit"]?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); +}; + +_proc_exit.sig = "vi"; + +/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); +}; + +var _exit = exitJS; + +_exit.sig = "vi"; + +var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } +}; + +var callUserCallback = func => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } +}; + +var _emscripten_get_now = () => performance.now(); + +_emscripten_get_now.sig = "d"; + +var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); + }, timeout_ms); + timers[which] = { + id, + timeout_ms + }; + return 0; +}; + +__setitimer_js.sig = "iid"; + +var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = (new Date).getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; + HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); + var extractZone = timezoneOffset => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? "-" : "+"; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, "0"); + var minutes = String(absOffset % 60).padStart(2, "0"); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } +}; + +__tzset_js.sig = "vpppp"; + +var _emscripten_date_now = () => Date.now(); + +_emscripten_date_now.sig = "d"; + +var nowIsMonotonic = 1; + +var checkWasiClock = clock_id => clock_id >= 0 && clock_id <= 3; + +function _clock_time_get(clk_id, ignored_precision, ptime) { + ignored_precision = bigintToI53Checked(ignored_precision); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + HEAP64[((ptime) >> 3)] = BigInt(nsec); + return 0; +} + +_clock_time_get.sig = "iijp"; + +var getHeapMax = () => // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate +// full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side +// for any code that deals with heap sizes, which would require special +// casing all heap size related code to treat 0 specially. +2147483648; + +var _emscripten_get_heap_max = () => getHeapMax(); + +_emscripten_get_heap_max.sig = "p"; + +var growMemory = size => { + var oldHeapSize = wasmMemory.buffer.byteLength; + var pages = ((size - oldHeapSize + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } catch (e) {} +}; + +var _emscripten_resize_heap = requestedSize => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + .2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); + var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; +}; + +_emscripten_resize_heap.sig = "ip"; + +var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; +}; + +runtimeKeepalivePush.sig = "v"; + +var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; +}; + +runtimeKeepalivePop.sig = "v"; + +/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); +}; + +var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); + +_emscripten_sleep.sig = "vi"; + +_emscripten_sleep.isAsync = true; + +var ENV = PHPLoader.ENV || {}; + +var getExecutableName = () => thisProgram || "./this.program"; + +var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = ((typeof navigator == "object" && navigator.language) || "C").replace("-", "_") + ".UTF-8"; + var env = { + "USER": "web_user", + "LOGNAME": "web_user", + "PATH": "/", + "PWD": "/", + "HOME": "/home/web_user", + "LANG": lang, + "_": getExecutableName() + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; +}; + +var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + var envp = 0; + for (var string of getEnvStrings()) { + var ptr = environ_buf + bufSize; + HEAPU32[(((__environ) + (envp)) >> 2)] = ptr; + bufSize += stringToUTF8(string, ptr, Infinity) + 1; + envp += 4; + } + return 0; +}; + +_environ_get.sig = "ipp"; + +var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[((penviron_count) >> 2)] = strings.length; + var bufSize = 0; + for (var string of strings) { + bufSize += lengthBytesUTF8(string) + 1; + } + HEAPU32[((penviron_buf_size) >> 2)] = bufSize; + return 0; +}; + +_environ_sizes_get.sig = "ipp"; + +function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; + } + HEAP8[pbuf] = type; + HEAP16[(((pbuf) + (2)) >> 1)] = flags; + HEAP64[(((pbuf) + (8)) >> 3)] = BigInt(rightsBase); + HEAP64[(((pbuf) + (16)) >> 3)] = BigInt(rightsInheriting); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_fdstat_get.sig = "iip"; + +/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_pread(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt, offset); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_pread.sig = "iippjp"; + +/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_pwrite(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt, offset); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_pwrite.sig = "iippjp"; + +function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_read.sig = "iippp"; + +function _fd_seek(fd, offset, whence, newOffset) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + HEAP64[((newOffset) >> 3)] = BigInt(stream.position); + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_seek.sig = "iijip"; + +var _fd_sync = function(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep(wakeUp => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, err => { + wakeUp(err ? 29 : 0); + }); + }); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +}; + +_fd_sync.sig = "ii"; + +_fd_sync.isAsync = true; + +function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_write.sig = "iippp"; + +var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + ai = _malloc(32); + HEAP32[(((ai) + (4)) >> 2)] = family; + HEAP32[(((ai) + (8)) >> 2)] = type; + HEAP32[(((ai) + (12)) >> 2)] = proto; + HEAPU32[(((ai) + (24)) >> 2)] = canon; + HEAPU32[(((ai) + (20)) >> 2)] = sa; + if (family === 10) { + HEAP32[(((ai) + (16)) >> 2)] = 28; + } else { + HEAP32[(((ai) + (16)) >> 2)] = 16; + } + HEAP32[(((ai) + (28)) >> 2)] = 0; + return ai; + } + if (hint) { + flags = HEAP32[((hint) >> 2)]; + family = HEAP32[(((hint) + (4)) >> 2)]; + type = HEAP32[(((hint) + (8)) >> 2)]; + proto = HEAP32[(((hint) + (12)) >> 2)]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [ 0, 0, 0, _htonl(1) ]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && (flags & 8)) { + addr = [ 0, 0, _htonl(65535), addr ]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [ 0, 0, _htonl(65535), addr ]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; +}; + +_getaddrinfo.sig = "ipppp"; + +var _getcontext = () => abort("missing function: ${name}"); + +var _getdtablesize = () => abort("missing function: ${name}"); + +var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = "" + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; +}; + +_getnameinfo.sig = "ipipipii"; + +var Protocols = { + list: [], + map: {} +}; + +var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; +}; + +var _setprotoent = stayopen => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; + } + HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[((pe) >> 2)] = nameBuf; + HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; + HEAP32[(((pe) + (8)) >> 2)] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent("tcp", 6, [ "TCP" ]); + list.push(entry); + map["tcp"] = map["6"] = entry; + entry = allocprotoent("udp", 17, [ "UDP" ]); + list.push(entry); + map["udp"] = map["17"] = entry; + } + _setprotoent.index = 0; +}; + +_setprotoent.sig = "vi"; + +var _getprotobyname = name => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; +}; + +_getprotobyname.sig = "pp"; + +var _getprotobynumber = number => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; +}; + +_getprotobynumber.sig = "pi"; + +function _js_flock(fd, op) { + if (typeof Module["userSpace"] === "undefined") { + // In the absence of a real locking facility, + // return success by default as Emscripten does. + return 0; + } + return Module["userSpace"].flock(fd, op); +} + +function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { + if (!command) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : FS.cwd(); + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf("="); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2] + }; + // swap parent and child descs until we rebuild PHP 7.4 + if (i === 0) { + HEAPU32[(descriptorPtr + 8) >> 2] = std[HEAPU32[descriptorPtr >> 2]].parent; + HEAPU32[(descriptorPtr + 4) >> 2] = std[HEAPU32[descriptorPtr >> 2]].child; + } + } + return Asyncify.handleAsync(async () => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === "SPAWN_UNSUPPORTED") { + ___errno_location(ERRNO_CODES.ENOSYS); + return -1; + } + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + ___errno_location(e.code); + return -1; + } + const ProcInfo = { + pid: cp.pid, + exited: false + }; + PHPWASM.processTable[ProcInfo.pid] = ProcInfo; + const stdinParentFd = std[0]?.parent, stdinChildFd = std[0]?.child, stdoutChildFd = std[1]?.child, stdoutParentFd = std[1]?.parent, stderrChildFd = std[2]?.child, stderrParentFd = std[2]?.parent; + const detachPipeDataListeners = []; + cp.on("exit", function(code) { + for (const detach of detachPipeDataListeners) { + detach(); + } + for (const fd of [ // The child process exited. Let's clean up its output streams: + stdoutChildFd, stderrChildFd, stdinChildFd ]) { + if (FS.streams[fd] && !FS.isClosed(FS.streams[fd])) { + FS.close(FS.streams[fd]); + } + } + ProcInfo.exitCode = code; + ProcInfo.exited = true; + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD(stdoutChildFd); + let stdoutAt = 0; + const onStdoutData = function(data) { + try { + stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); + stdoutAt += data.length; + } catch { + // PHP may close the child pipe before Node finishes + // draining already-buffered stdout data. Late chunks are + // no longer deliverable, so detach the listener and stop. + cp.stdout.off("data", onStdoutData); + } + }; + cp.stdout.on("data", onStdoutData); + detachPipeDataListeners.push(() => cp.stdout.off("data", onStdoutData)); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD(stderrChildFd); + let stderrAt = 0; + const onStderrData = function(data) { + try { + stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); + stderrAt += data.length; + } catch { + cp.stderr.off("data", onStderrData); + } + }; + cp.stderr.on("data", onStderrData); + detachPipeDataListeners.push(() => cp.stderr.off("data", onStderrData)); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + /** + * There was no `await` between the `spawnProcess` call + * and the `await` below so the process haven't had a chance + * to run any of the exit-related callbacks yet. + * + * Good. + * + * Let's listen to all the lifecycle events and resolve + * the promise when the process starts or immediately crashes. + */ let resolved = false; + cp.on("spawn", () => { + if (resolved) return; + resolved = true; + resolve(); + }); + cp.on("error", e => { + if (resolved) return; + resolved = true; + reject(e); + }); + cp.on("exit", function(code) { + if (resolved) return; + resolved = true; + if (code === 0) { + resolve(); + } else { + reject(new Error(`Process exited with code ${code}`)); + } + }); + /** + * If the process haven't even started after 5 seconds, something + * is wrong. Perhaps we're missing an event listener, or perhaps + * the `spawnProcess` implementation failed to dispatch the relevant + * event. Either way, let's crash to avoid blocking the proc_open() + * call indefinitely. + */ setTimeout(() => { + if (resolved) return; + resolved = true; + reject(new Error("Process timed out")); + }, 5e3); + }); + } catch (e) { + // Process already started. Even if it exited early, PHP still + // needs to know about the pid and clean up the resources. + console.error(e); + return ProcInfo.pid; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + if (stdinChildFd) { + // We're in a kernel function used instead of fork(). + // We are the ones responsible for pumping the data from the stdinChildFd + // into the child process. There is no concurrent task operating on the + // piped data or polling the file descriptors, etc. Nothing will ever + // read from the stdinChildFd if we don't do it here. + // Well, let's do it! We'll periodically read from the child end of the + // data pipe and push what we get into the child process. + let stdinStream; + try { + stdinStream = SYSCALLS.getStreamFromFD(stdinChildFd); + } catch (e) { + ___errno_location(ERRNO_CODES.EBADF); + return ProcInfo.pid; + } + if (!stdinStream?.node) { + return ProcInfo.pid; + } + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const iov = _malloc(16); + // Space for iovec structure + const pnum = _malloc(4); + // Space for number of bytes read + const buffer = _malloc(CHUNK_SIZE); + // Set up iovec structure pointing to our buffer + HEAPU32[iov >> 2] = buffer; + // iov_base + HEAPU32[(iov + 4) >> 2] = CHUNK_SIZE; + // iov_len + function pump() { + try { + while (true) { + if (cp.killed) { + stopPumpingAndCloseStdin(); + return; + } + const result = js_fd_read(stdinChildFd, iov, 1, pnum, false); + const bytesRead = HEAPU32[pnum >> 2]; + if (result === 0 && bytesRead > 0) { + const wrote = HEAPU8.subarray(buffer, buffer + bytesRead); + cp.stdin.write(wrote); + } else if (result === 0 && bytesRead === 0) { + // result === 0 and bytesRead === 0 means the file descriptor + // is at EOF. Let's close the stdin stream and clean up. + stopPumpingAndCloseStdin(); + break; + } else if (result === ERRNO_CODES.EAGAIN) { + // The file descriptor is not ready for reading. + // Let's break out of the loop. setInterval will invoke + // this function again soon. + break; + } else { + throw new FS.ErrnoError(result); + } + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + throw e; + } + ___errno_location(e.errno); + stopPumpingAndCloseStdin(); + } + } + function stopPumpingAndCloseStdin() { + clearInterval(interval); + if (!cp.stdin.closed) { + cp.stdin.end(); + } + _wasm_free(buffer); + _wasm_free(iov); + _wasm_free(pnum); + } + // pump() can never alter the result of this function. + // Even when it fails, we still return the pid. + // Why? + // Because the process already started. We wouldn't backtrack + // with fork(), we won't backtrack here. Let's give PHP the pid, + // and let it think it's the parent process. It will clean up the + // resources as needed. + // stdin may be non-blocking – let's check for updates periodically. + // If we exhaust it at any point, pump() will self-terminate. + // Note handling any failures, closing the descriptor, etc. will not + // happen synchronously when PHP calls fclose($pipes[0]) or proc_close(). + // It will all happen asynchronously on the next tick. It seems off, + // but there doesn't seem to be a better way: cp.stdin.write() and + // cp.stdin.end() are both async APIs and they both accept onCompleted + // callbacks. + const interval = setInterval(pump, 20); + pump(); + } else { + /** + * Descriptor 0 was not provided, so the child process must observe EOF. + * Closing stdin explicitly lets spawn handlers distinguish that case from + * a valid pipe whose first bytes have not arrived yet. + */ cp.stdin.end(); + } + return ProcInfo.pid; + }); +} + +function _js_popen_clear_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + delete PHPWASM.processTable[pid].fd; + return; + } + } +} + +function _js_popen_get_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + return PHPWASM.processTable[pid].pid; + } + } + return -1; +} + +function _js_popen_set_pid_for_fd(fd, pid) { + if (PHPWASM.processTable[pid]) { + PHPWASM.processTable[pid].fd = fd; + } +} + +function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + if (PHPWASM.processTable[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + return 1; + } + return 0; +} + +function _js_release_file_locks() { + if (typeof Module["userSpace"] === "undefined") { + return; + } + return Module["userSpace"].js_release_file_locks(); +} + +function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + return Asyncify.handleSleep(wakeUp => { + const poll = function() { + if (PHPWASM.processTable[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); +} + +var _makecontext = () => abort("missing function: ${name}"); + +function _random_get(buffer, size) { + try { + randomFill(HEAPU8.subarray(buffer, buffer + size)); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_random_get.sig = "ipp"; + +var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + return sum; +}; + +var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= (daysInCurrentMonth - newDate.getDate() + 1); + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; +}; + +var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + "A": "%a", + "B": "%b", + "c": "%a %b %d %H:%M:%S %Y", + "D": "%m\\/%d\\/%y", + "e": "%d", + "F": "%Y-%m-%d", + "h": "%b", + "R": "%H\\:%M", + "r": "%I\\:%M\\:%S\\s%p", + "T": "%H\\:%M\\:%S", + "x": "%m\\/%d\\/(?:%y|%Y)", + "X": "%H\\:%M\\:%S" + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", + /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", + /* century */ "C": "\\d\\d", + /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", + /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", + /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", + /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", + /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", + /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", + /* whitespace */ "n": " ", + /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", + /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", + /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", + /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", + /* weekday number */ "w": "[0-6]", + /* 2-digit year */ "y": "\\d\\d", + /* 4-digit year */ "Y": "\\d\\d\\d\\d", + /* whitespace */ "t": " ", + /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11 + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6 + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6 + }; + var capture = []; + var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }).replace(// any number of space or tab characters match zero or more spaces + /\s+/g, "\\s*"); + var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); + function initDate() { + function fixup(value, min, max) { + return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); + } + return { + year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), + month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), + day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), + hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), + min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), + sec: fixup(HEAP32[((tm) >> 2)], 0, 59), + gmtoff: 0 + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = symbol => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch("S"))) { + date.sec = Number(value); + } + // minutes + if ((value = getMatch("M"))) { + date.min = Number(value); + } + // hours + if ((value = getMatch("H"))) { + // 24h clock + date.hour = Number(value); + } else if ((value = getMatch("I"))) { + // AM/PM clock + var hour = Number(value); + if ((value = getMatch("p"))) { + hour += value.toUpperCase()[0] === "P" ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch("Y"))) { + // parse from four-digit year + date.year = Number(value); + } else if ((value = getMatch("y"))) { + // parse from two-digit year... + var year = Number(value); + if ((value = getMatch("C"))) { + // ...and century + year += Number(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch("m"))) { + // parse from month number + date.month = Number(value) - 1; + } else if ((value = getMatch("b"))) { + // parse from month name + date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch("d"))) { + // get day of month directly + date.day = Number(value); + } else if ((value = getMatch("j"))) { + // get day of month from day of year ... + var day = Number(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); + if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch("a"))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch("U"))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch("W"))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch("z"))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === "z") { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* + tm_sec int seconds after the minute 0-61* + tm_min int minutes after the hour 0-59 + tm_hour int hours since midnight 0-23 + tm_mday int day of the month 1-31 + tm_mon int months since January 0-11 + tm_year int years since 1900 + tm_wday int days since Sunday 0-6 + tm_yday int days since January 1 0-365 + tm_isdst int Daylight Saving Time flag + tm_gmtoff long offset from GMT (seconds) + */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); + HEAP32[((tm) >> 2)] = fullDate.getSeconds(); + HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); + HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); + HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); + HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); + HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; + HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); + HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; + HEAP32[(((tm) + (32)) >> 2)] = 0; + HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + lengthBytesUTF8(matches[0]); + } + return 0; +}; + +_strptime.sig = "pppp"; + +var _swapcontext = () => abort("missing function: ${name}"); + +function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); +} + +function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const SO_RCVTIMEO = 66; + const SO_SNDTIMEO = 67; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + if (level === SOL_SOCKET && (optionName === SO_RCVTIMEO || optionName === SO_SNDTIMEO)) { + const timeoutMs = PHPWASM.parseSocketTimeout(optionValuePtr, optionLen); + if (timeoutMs === null) { + return -1; + } + const timeouts = PHPWASM.socketTimeouts.get(socketd) || {}; + if (optionName === SO_RCVTIMEO) { + timeouts.receive = timeoutMs; + } else { + timeouts.send = timeoutMs; + } + PHPWASM.socketTimeouts.set(socketd, timeouts); + return 0; + } + // Options that we can forward to the WebSocket proxy + const isForwardable = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isForwardable) { + console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; +} + +function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); +} + +var runAndAbortIfError = func => { + try { + return func(); + } catch (e) { + abort(e); + } +}; + +var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = /^(invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_iij|invoke_iiji|invoke_iiij|invoke_iijii|invoke_iijiji|invoke_jii|invoke_jiii|invoke_viijii|invoke_vji|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|__syscall_fcntl64|___syscall_fcntl64|_asyncjs___syscall_fcntl64|js_release_file_locks|_js_release_file_locks|_async_js_release_file_locks|js_flock|_js_flock|_async_js_flock|js_fd_read|_js_fd_read|fd_close|_fd_close|_asyncjs__fd_close|close|_close|js_module_onMessage|zend_hash_str_find|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|_wasm_shutdown|_asyncjs__wasm_shutdown|recv|_recv|setsockopt|_setsockopt|wasm_connect|_wasm_connect|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == "function") { + let isAsyncifyImport = original.isAsync || importPattern.test(x); + } + } + }, + instrumentFunction(original) { + var wrapper = (...args) => { + Asyncify.exportCallStack.push(original); + try { + return original(...args); + } finally { + if (!ABORT) { + var top = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + Asyncify.funcWrappers.set(original, wrapper); + wrapper.orig = original; + return wrapper; + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == "function") { + var wrapper = Asyncify.instrumentFunction(original); + ret[x] = wrapper; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3 + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callstackFuncToId: new Map, + callStackIdToFunc: new Map, + funcWrappers: new Map, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(func) { + if (!Asyncify.callstackFuncToId.has(func)) { + var id = Asyncify.callStackId++; + Asyncify.callstackFuncToId.set(func, id); + Asyncify.callStackIdToFunc.set(id, func); + } + return Asyncify.callstackFuncToId.get(func); + }, + maybeStopUnwind() { + if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != "undefined") { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToFunc[id] == wasm func) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[((ptr) >> 2)] = stack; + HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(((ptr) + (8)) >> 2)] = rewindId; + }, + getDataRewindFunc(ptr) { + var id = HEAP32[(((ptr) + (8)) >> 2)]; + var func = Asyncify.callStackIdToFunc.get(id); + return func; + }, + doRewind(ptr) { + var original = Asyncify.getDataRewindFunc(ptr); + var func = Asyncify.funcWrappers.get(original); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); + if (typeof MainLoop != "undefined" && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + if (!Asyncify._cachedData) { Asyncify._cachedData = Asyncify.allocateData(); } else { Asyncify.setDataHeader(Asyncify._cachedData, Asyncify._cachedData + 12, Asyncify.StackSize); Asyncify.setDataRewindFunc(Asyncify._cachedData); } Asyncify.currData = Asyncify._cachedData; + if (typeof MainLoop != "undefined" && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync: startAsync => Asyncify.handleSleep(wakeUp => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }) +}; + +var getCFunc = ident => { + var func = Module["_" + ident]; + // closure exported function + return func; +}; + +var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); +}; + +/** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + "string": str => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + "array": arr => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + } + }; + function convertReturnValue(ret) { + if (returnType === "string") { + return UTF8ToString(ret); + } + if (returnType === "boolean") return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; +}; + +var FS_createPath = (...args) => FS.createPath(...args); + +var FS_unlink = (...args) => FS.unlink(...args); + +var FS_createLazyFile = (...args) => FS.createLazyFile(...args); + +var FS_createDevice = (...args) => FS.createDevice(...args); + +var _setTempRet0 = setTempRet0; + +var getTempRet0 = val => __emscripten_tempret_get(); + +var _getTempRet0 = getTempRet0; + +var uncaughtExceptionCount = 0; + +var ___cxa_throw = (ptr, type, destructor) => { + var info = new ExceptionInfo(ptr); + // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception. + info.init(type, destructor); + exceptionLast = ptr; + uncaughtExceptionCount++; + throw exceptionLast; +}; + +___cxa_throw.sig = "vppp"; + +var _wasm_recv = function(sockfd, buffer, size, flags) { + return Asyncify.handleSleep(wakeUp => { + const receiveTimeout = PHPWASM.socketTimeouts.get(sockfd)?.receive; + const startedAt = Date.now(); + let resolved = false; + const poll = function() { + if (resolved) { + return; + } + let newl = ___syscall_recvfrom(sockfd, buffer, size, flags, null, null); + if (newl > 0) { + resolved = true; + wakeUp(newl); + } else if (newl === -ERRNO_CODES.EAGAIN) { + if (receiveTimeout > 0 && Date.now() - startedAt >= receiveTimeout) { + resolved = true; + wakeUp(-ERRNO_CODES.EAGAIN); + return; + } + setTimeout(poll, 20); + } else { + resolved = true; + wakeUp(0); + } + }; + poll(); + }); +}; + +registerWasmPlugin(); + +FS.createPreloadedFile = FS_createPreloadedFile; + +FS.preloadFile = FS_preloadFile; + +FS.staticInit(); + +if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); +} + +PHPWASM.init(); + +// End JS library code +// include: postlibrary.js +// This file is included after the automatically-generated JS library code +// but before the wasm module is created. +{ + // Begin ATMODULES hooks + if (Module["preloadPlugins"]) preloadPlugins = Module["preloadPlugins"]; + if (Module["noExitRuntime"]) noExitRuntime = Module["noExitRuntime"]; + if (Module["print"]) out = Module["print"]; + if (Module["printErr"]) err = Module["printErr"]; + if (Module["dynamicLibraries"]) dynamicLibraries = Module["dynamicLibraries"]; + if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; + // End ATMODULES hooks + if (Module["arguments"]) arguments_ = Module["arguments"]; + if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"]; + if (Module["preInit"]) { + if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; + while (Module["preInit"].length > 0) { + Module["preInit"].shift()(); + } + } +} + +// Begin runtime exports +Module["wasmExports"] = wasmExports; + +Module["addRunDependency"] = addRunDependency; + +Module["removeRunDependency"] = removeRunDependency; + +Module["ccall"] = ccall; + +Module["UTF8ToString"] = UTF8ToString; + +Module["stringToUTF8"] = stringToUTF8; + +Module["lengthBytesUTF8"] = lengthBytesUTF8; + +Module["FS_preloadFile"] = FS_preloadFile; + +Module["FS_unlink"] = FS_unlink; + +Module["FS_createPath"] = FS_createPath; + +Module["FS_createDevice"] = FS_createDevice; + +Module["FS_createDataFile"] = FS_createDataFile; + +Module["FS_createLazyFile"] = FS_createLazyFile; + +Module["PROXYFS"] = PROXYFS; + +// End runtime exports +// Begin JS library exports +Module["UTF8ToString"] = UTF8ToString; + +Module["lengthBytesUTF8"] = lengthBytesUTF8; + +Module["stringToUTF8"] = stringToUTF8; + +Module["FS"] = FS; + +Module["___asyncify_data"] = ___asyncify_data; + +Module["___asyncify_state"] = ___asyncify_state; + +Module["_exit"] = _exit; + +Module["_emscripten_sleep"] = _emscripten_sleep; + +Module["_getaddrinfo"] = _getaddrinfo; + +Module["_wasm_setsockopt"] = _wasm_setsockopt; + +Module["_setTempRet0"] = _setTempRet0; + +Module["_getTempRet0"] = _getTempRet0; + +Module["___cxa_throw"] = ___cxa_throw; + +Module["_wasm_recv"] = _wasm_recv; + +// End JS library exports +// end include: postlibrary.js +var ASM_CONSTS = {}; + +function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = resolver => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === "w") { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async wakeUp => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === "SPAWN_UNSUPPORTED") { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on("data", function(data) { + outByteArrays.push(data); + }); + const outputPath = "/tmp/popen_output"; + cp.on("exit", function(exitCode) { + const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); +} + +js_popen_to_file.sig = "iiii"; + +function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = resolver => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback(wakeUp => { + const polls = []; + const stream = FS.getStream(socketd); + if (FS.isSocket(stream?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set; + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add("POLLIN"); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add("POLLOUT"); + } + if (events & POLLHUP || events & POLLIN || events & POLLOUT || events & POLLERR) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add("POLLHUP"); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add("POLLERR"); + } + } + } else if (stream?.stream_ops?.poll) { + let interrupted = false; + async function poll() { + try { + while (true) { + var mask = POLLNVAL; + mask = SYSCALLS.DEFAULT_POLLMASK; + if (FS.isClosed(stream)) { + return ERRNO_CODES.EBADF; + } + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + mask &= events | POLLERR | POLLHUP; + if (mask) { + return mask; + } + if (interrupted) { + return ERRNO_CODES.ETIMEDOUT; + } + await new Promise(resolve => setTimeout(resolve, 10)); + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } + } + polls.push([ poll(), () => { + interrupted = true; + } ]); + } else { + setTimeout(function() { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); + setTimeout(function() { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function(results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function() { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); +} + +wasm_poll_socket.sig = "iiii"; + +function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = resolver => Asyncify.handleSleep(resolver); + const pollAsync = arguments[4] === undefined ? true : !!arguments[4]; + if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { + var stream; + try { + stream = SYSCALLS.getStreamFromFD(fd); + HEAPU32[pnum >> 2] = doReadv(stream, iov, iovcnt); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + throw e; + } + if (e.errno !== ERRNO_CODES.EWOULDBLOCK && e.errno !== ERRNO_CODES.EAGAIN) { + return e.errno; + } + const nonBlocking = stream.flags & PHPWASM.O_NONBLOCK; + if (nonBlocking) { + return e.errno; + } + } + } + if (false === pollAsync) { + return ERRNO_CODES.EWOULDBLOCK; + } + return returnCallback(async wakeUp => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + while (true) { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + if (returnCode === 0) { + HEAPU32[pnum >> 2] = num; + return wakeUp(0); + } + if (++retries > maxRetries || !stream || FS.isClosed(stream) || returnCode !== ERRNO_CODES.EWOULDBLOCK || ("pipe" in stream.node && stream.node.pipe.refcnt < 2)) { + HEAPU32[pnum >> 2] = num; + return wakeUp(returnCode); + } + await new Promise(resolve => setTimeout(resolve, interval)); + } + }); +} + +js_fd_read.sig = "iiiii"; + +function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module["onMessage"]) { + const dataStr = UTF8ToString(data); + return Module["onMessage"](dataStr).then(response => { + const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }).catch(e => { + console.error(e); + return -1; + }); + } + }); +} + +__asyncjs__js_module_onMessage.sig = "iii"; + +// Imports from the Wasm binary. +var _php_date_get_date_ce, _php_date_get_interface_ce, _php_date_get_timezone_ce, _get_timezone_info, _php_combined_lcg, _php_setcookie, _php_escape_html_entities, _php_info_print_table_header, _php_info_print_table_row, _php_info_print_table_start, _php_info_print_table_end, _php_info_print_table_colspan_header, _php_str_to_str, _php_addcslashes_str, _php_addcslashes, _php_get_module_initialized, _php_log_err_with_severity, _php_printf, _php_error_docref, _ap_php_slprintf, _ap_php_snprintf, _ap_php_vsnprintf, _display_ini_entries, _sapi_header_op, _php_socket_strerror, _php_output_write, __php_stream_free, __php_stream_eof, __php_stream_get_line, __php_stream_open_wrapper_ex, __emalloc_24, __emalloc_32, __emalloc_40, __emalloc_48, __emalloc_56, __emalloc_112, __emalloc_128, __emalloc_320, __emalloc_1280, __efree_56, __emalloc, __efree, __erealloc, __safe_emalloc, ___zend_malloc, __safe_erealloc, ___zend_realloc, __ecalloc, __estrdup, __estrndup, _zend_set_memory_limit, _zend_memory_usage, _zend_memory_peak_usage, _zend_type_to_string, _zend_unmangle_property_name_ex, _zend_is_auto_global_str, _zend_get_compiled_variable_name, _zend_register_long_constant, _zend_register_string_constant, _zend_get_constant_str, _get_active_class_name, _get_active_function_name, _zend_get_executed_filename, _zend_get_executed_filename_ex, _zend_get_executed_lineno, __call_user_function_impl, _zend_call_function, _zend_call_known_function, _zend_call_known_instance_method_with_2_params, _zend_eval_string, _zend_set_timeout, _zend_unset_timeout, _zend_fetch_class, _zend_rebuild_symbol_table, _zend_html_puts, __is_numeric_string_ex, _convert_to_long, _zval_get_long_func, _convert_to_double, __convert_to_string, __try_convert_to_string, _zval_get_double_func, _zval_get_string_func, _zend_binary_strcasecmp, _numeric_compare_function, _compare_function, _instanceof_function_slow, _zend_str_tolower, _zend_memnstr_ex, _rc_dtor_func, _zval_ptr_dtor, _zval_add_ref, _zend_vspprintf, _zend_spprintf, _zend_strpprintf, __zend_bailout, _zend_error, _zend_throw_error, _zend_argument_count_error, _zend_get_parameters_array_ex, _zend_wrong_param_count, _zend_wrong_parameters_none_error, _zend_wrong_parameters_count_error, _zend_wrong_parameter_error, _zend_argument_type_error, _zend_argument_value_error, _zend_argument_error, _zend_parse_arg_long_slow, _zend_parse_arg_str_slow, _zend_parse_arg_str_or_long_slow, _zend_release_fcall_info_cache, _zend_parse_parameters, _zend_parse_method_parameters, _object_properties_init, _object_init_ex, _add_assoc_long_ex, _add_assoc_null_ex, _add_assoc_bool_ex, _add_assoc_double_ex, _add_assoc_str_ex, _add_assoc_string_ex, _add_assoc_stringl_ex, _add_assoc_zval_ex, _add_index_long, _add_index_null, _add_index_string, _add_index_stringl, _add_next_index_long, _add_next_index_str, _add_next_index_string, _add_next_index_stringl, _zend_startup_module, _zend_register_internal_class_ex, _zend_class_implements, _zend_fcall_info_init, _zend_get_module_version, _zend_declare_typed_property, _zend_try_assign_typed_ref_bool, _zend_try_assign_typed_ref_long, _zend_try_assign_typed_ref_str, _zend_try_assign_typed_ref_arr, _zend_declare_class_constant_ex, _zend_update_property, _zend_read_property_ex, _zend_read_property, _zend_replace_error_handling, _zend_restore_error_handling, _zend_get_resource_handle, _zend_hash_str_find, __zend_hash_init, __zend_new_array_0, __zend_new_array, _zend_array_dup, _zend_hash_update, _zend_hash_str_update, _zend_hash_next_index_insert, _zend_hash_index_update, _zend_hash_destroy, _zend_array_destroy, _zend_hash_apply_with_arguments, _zend_hash_copy, _zend_hash_find, _zend_hash_index_find, _zend_hash_sort_ex, __zend_handle_numeric_str_ex, _zend_rsrc_list_get_rsrc_type, _zend_get_parameter_attribute_str, _zend_set_user_opcode_handler, _zend_get_user_opcode_handler, _zend_get_zval_ptr, _zend_register_ini_entries_ex, _zend_unregister_ini_entries_ex, _zend_alter_ini_entry, _zend_ini_string_ex, _zend_ini_string, _zend_ini_boolean_displayer_cb, _OnUpdateBool, _OnUpdateLong, _OnUpdateString, _OnUpdateStringUnempty, _zend_sort, _zend_iterator_init, _zend_call_method, _zend_create_internal_iterator_zval, _zend_get_exception_base, _zend_is_unwind_exit, _zend_is_graceful_exit, _zend_clear_exception, _zend_throw_exception, _zend_throw_exception_ex, _zend_throw_error_exception, _zend_strtod, _gc_enabled, _gc_possible_root, _zend_gc_get_status, _zend_get_gc_buffer_create, _zend_get_gc_buffer_grow, _zend_get_closure_method_def, _virtual_file_ex, _tsrm_realpath, _zend_object_std_init, _zend_object_std_dtor, _zend_objects_clone_members, _zend_std_get_properties, _zend_get_property_info, _zend_class_init_statics, _zend_std_compare_objects, _zend_get_properties_for, _zend_objects_store_mark_destructed, _zend_objects_store_del, _smart_str_erealloc, __smart_string_alloc, _zend_observer_fcall_register, _zend_observer_fiber_switch_register, _strtoll, _strlen, _munmap, _fiprintf, _abort, _free, _memcmp, _malloc, _snprintf, _strchr, _mmap, ___errno_location, _strerror, _dlopen, _dlsym, _dlclose, _strcmp, _getenv, ___wasm_setjmp, ___wasm_setjmp_test, _emscripten_longjmp, _atoi, _strtoull, _clock_gettime, _strrchr, _realloc, _strcasecmp, _memchr, _isalnum, _strncmp, _isxdigit, _tolower, _strtok_r, _unlink, _strncasecmp, _fileno, _isatty, _fread, _fclose, _strtoul, _strstr, _strpbrk, _strdup, _write, _close, _fseek, _fwrite, _gettimeofday, _iprintf, _puts, _putchar, _stat, _fopen, _getcwd, _open, _rename, _mkdir, _rmdir, _opendir, _strncpy, _siprintf, _localtime_r, _strtol, _pow, _strtod, _strftime, _sin, _cos, _atan2, _acos, _setlocale, _tan, _asin, _atan, _log, _log2, _fmod, _wasm_php_exec, _socket, _freeaddrinfo, _fcntl, _connect, _php_pollfd_for, _htons, _ntohs, _getpeername, _htonl, _strcpy, _strcat, _tzset, _wasm_sleep, _fputs, _isdigit, _fflush, _expf, ___small_fprintf, _qsort, _calloc, _vfprintf, _flock, _fgets, _initgroups, _atol, _closedir, _readdir, _ftell, _wasm_read, _feof, _strncat, ___ctype_get_mb_cur_max, ___wrap_usleep, _wasm_popen, _wasm_pclose, _poll, ___wrap_select, _wasm_set_sapi_name, _wasm_set_phpini_path, _wasm_add_cli_arg, _run_cli, _wasm_add_SERVER_entry, _wasm_add_ENV_entry, _wasm_set_query_string, _wasm_set_path_translated, _wasm_set_skip_shebang, _wasm_set_request_uri, _wasm_set_request_method, _wasm_set_request_host, _wasm_set_content_type, _wasm_set_request_body, _wasm_set_content_length, _wasm_set_cookies, _wasm_set_request_port, _wasm_sapi_request_shutdown, _wasm_sapi_handle_request, _php_wasm_init, _wasm_free, _wasm_get_end_offset, ___wrap_getpid, _wasm_trace, _sqlite3_auto_extension, _sqlite3_cancel_auto_extension, _rewind, _modf, _gmtime, _round, ___extenddftf2, ___letf2, ___floatunditf, _div, ___funcs_on_exit, ___cxa_atexit, ___dl_seterr, __emscripten_find_dylib, _freopen, _mbstowcs, _emscripten_builtin_memalign, __emscripten_timeout, _strtok, _tanhf, _wcstombs, _emscripten_get_sbrk_ptr, _setThrew, __emscripten_tempret_set, __emscripten_tempret_get, __emscripten_stack_restore, __emscripten_stack_alloc, _emscripten_stack_get_current, __ZNSt3__211__call_onceERVmPvPFvS2_E, __ZNSt3__218condition_variable10notify_allEv, __ZNSt3__25mutex4lockEv, __ZNSt3__25mutex6unlockEv, ___cxa_bad_typeid, ___cxa_allocate_exception, ___cxa_pure_virtual, ___dynamic_cast, ___cxa_can_catch, __ZNSt20bad_array_new_lengthD1Ev, __ZNSt12length_errorD1Ev, dynCall_iiii, dynCall_ii, dynCall_vi, dynCall_vii, dynCall_viiiii, dynCall_iii, dynCall_iiiii, dynCall_iiiiii, dynCall_viii, dynCall_iij, dynCall_v, dynCall_i, dynCall_viiii, dynCall_iiiiiii, dynCall_iijii, dynCall_jii, dynCall_jiii, dynCall_vij, dynCall_ji, dynCall_jijj, dynCall_viiiiiiii, dynCall_iiiiiiiiii, dynCall_vjiii, dynCall_iiji, dynCall_iidddd, dynCall_iijjjj, dynCall_vijii, dynCall_iijji, dynCall_iiiiiiiiiiij, dynCall_iiiiiiiiiii, dynCall_iiiij, dynCall_iiiiiiii, dynCall_iiiiiiiiiiii, dynCall_iiiiiiiii, dynCall_jiiii, dynCall_viiiiiii, dynCall_vji, dynCall_vijj, dynCall_iiij, dynCall_iijiji, dynCall_jiji, dynCall_viiiiii, dynCall_viiij, dynCall_viiiiiiiii, dynCall_vidi, dynCall_viijii, dynCall_viidii, dynCall_jiiji, dynCall_jj, dynCall_jiiiji, dynCall_jiij, dynCall_iiiji, dynCall_ij, dynCall_iiiiiij, dynCall_iiid, dynCall_dii, dynCall_vid, dynCall_di, dynCall_iiiiijii, dynCall_j, dynCall_iiiiji, dynCall_iiiijii, dynCall_viiji, dynCall_iiiijji, dynCall_dd, dynCall_ddd, dynCall_iiijii, dynCall_diiii, dynCall_diiiiiiii, dynCall_fi, dynCall_fii, dynCall_jiiiii, dynCall_viiiiiiiiiii, dynCall_viiiiiiiiiiiii, dynCall_viiiiiiiiiiiiiii, dynCall_iiiijj, dynCall_jiiiiiiiii, dynCall_jiiiiii, dynCall_jiiiiiiii, dynCall_ddi, dynCall_iiijj, dynCall_id, dynCall_iifi, dynCall_viid, dynCall_viidddddddd, dynCall_iidiiii, _asyncify_start_unwind, _asyncify_stop_unwind, _asyncify_start_rewind, _asyncify_stop_rewind, memory, ___stack_pointer, __indirect_function_table, wasmTable, wasmMemory; + +function assignWasmExports(wasmExports) { + _php_date_get_date_ce = Module["_php_date_get_date_ce"] = wasmExports["php_date_get_date_ce"]; + _php_date_get_interface_ce = Module["_php_date_get_interface_ce"] = wasmExports["php_date_get_interface_ce"]; + _php_date_get_timezone_ce = Module["_php_date_get_timezone_ce"] = wasmExports["php_date_get_timezone_ce"]; + _get_timezone_info = Module["_get_timezone_info"] = wasmExports["get_timezone_info"]; + _php_combined_lcg = Module["_php_combined_lcg"] = wasmExports["php_combined_lcg"]; + _php_setcookie = Module["_php_setcookie"] = wasmExports["php_setcookie"]; + _php_escape_html_entities = Module["_php_escape_html_entities"] = wasmExports["php_escape_html_entities"]; + _php_info_print_table_header = Module["_php_info_print_table_header"] = wasmExports["php_info_print_table_header"]; + _php_info_print_table_row = Module["_php_info_print_table_row"] = wasmExports["php_info_print_table_row"]; + _php_info_print_table_start = Module["_php_info_print_table_start"] = wasmExports["php_info_print_table_start"]; + _php_info_print_table_end = Module["_php_info_print_table_end"] = wasmExports["php_info_print_table_end"]; + _php_info_print_table_colspan_header = Module["_php_info_print_table_colspan_header"] = wasmExports["php_info_print_table_colspan_header"]; + _php_str_to_str = Module["_php_str_to_str"] = wasmExports["php_str_to_str"]; + _php_addcslashes_str = Module["_php_addcslashes_str"] = wasmExports["php_addcslashes_str"]; + _php_addcslashes = Module["_php_addcslashes"] = wasmExports["php_addcslashes"]; + _php_get_module_initialized = Module["_php_get_module_initialized"] = wasmExports["php_get_module_initialized"]; + _php_log_err_with_severity = Module["_php_log_err_with_severity"] = wasmExports["php_log_err_with_severity"]; + _php_printf = Module["_php_printf"] = wasmExports["php_printf"]; + _php_error_docref = Module["_php_error_docref"] = wasmExports["php_error_docref"]; + _ap_php_slprintf = Module["_ap_php_slprintf"] = wasmExports["ap_php_slprintf"]; + _ap_php_snprintf = Module["_ap_php_snprintf"] = wasmExports["ap_php_snprintf"]; + _ap_php_vsnprintf = Module["_ap_php_vsnprintf"] = wasmExports["ap_php_vsnprintf"]; + _display_ini_entries = Module["_display_ini_entries"] = wasmExports["display_ini_entries"]; + _sapi_header_op = Module["_sapi_header_op"] = wasmExports["sapi_header_op"]; + _php_socket_strerror = Module["_php_socket_strerror"] = wasmExports["php_socket_strerror"]; + _php_output_write = Module["_php_output_write"] = wasmExports["php_output_write"]; + __php_stream_free = Module["__php_stream_free"] = wasmExports["_php_stream_free"]; + __php_stream_eof = Module["__php_stream_eof"] = wasmExports["_php_stream_eof"]; + __php_stream_get_line = Module["__php_stream_get_line"] = wasmExports["_php_stream_get_line"]; + __php_stream_open_wrapper_ex = Module["__php_stream_open_wrapper_ex"] = wasmExports["_php_stream_open_wrapper_ex"]; + __emalloc_24 = Module["__emalloc_24"] = wasmExports["_emalloc_24"]; + __emalloc_32 = Module["__emalloc_32"] = wasmExports["_emalloc_32"]; + __emalloc_40 = Module["__emalloc_40"] = wasmExports["_emalloc_40"]; + __emalloc_48 = Module["__emalloc_48"] = wasmExports["_emalloc_48"]; + __emalloc_56 = Module["__emalloc_56"] = wasmExports["_emalloc_56"]; + __emalloc_112 = Module["__emalloc_112"] = wasmExports["_emalloc_112"]; + __emalloc_128 = Module["__emalloc_128"] = wasmExports["_emalloc_128"]; + __emalloc_320 = Module["__emalloc_320"] = wasmExports["_emalloc_320"]; + __emalloc_1280 = Module["__emalloc_1280"] = wasmExports["_emalloc_1280"]; + __efree_56 = Module["__efree_56"] = wasmExports["_efree_56"]; + __emalloc = Module["__emalloc"] = wasmExports["_emalloc"]; + __efree = Module["__efree"] = wasmExports["_efree"]; + __erealloc = Module["__erealloc"] = wasmExports["_erealloc"]; + __safe_emalloc = Module["__safe_emalloc"] = wasmExports["_safe_emalloc"]; + ___zend_malloc = Module["___zend_malloc"] = wasmExports["__zend_malloc"]; + __safe_erealloc = Module["__safe_erealloc"] = wasmExports["_safe_erealloc"]; + ___zend_realloc = Module["___zend_realloc"] = wasmExports["__zend_realloc"]; + __ecalloc = Module["__ecalloc"] = wasmExports["_ecalloc"]; + __estrdup = Module["__estrdup"] = wasmExports["_estrdup"]; + __estrndup = Module["__estrndup"] = wasmExports["_estrndup"]; + _zend_set_memory_limit = Module["_zend_set_memory_limit"] = wasmExports["zend_set_memory_limit"]; + _zend_memory_usage = Module["_zend_memory_usage"] = wasmExports["zend_memory_usage"]; + _zend_memory_peak_usage = Module["_zend_memory_peak_usage"] = wasmExports["zend_memory_peak_usage"]; + _zend_type_to_string = Module["_zend_type_to_string"] = wasmExports["zend_type_to_string"]; + _zend_unmangle_property_name_ex = Module["_zend_unmangle_property_name_ex"] = wasmExports["zend_unmangle_property_name_ex"]; + _zend_is_auto_global_str = Module["_zend_is_auto_global_str"] = wasmExports["zend_is_auto_global_str"]; + _zend_get_compiled_variable_name = Module["_zend_get_compiled_variable_name"] = wasmExports["zend_get_compiled_variable_name"]; + _zend_register_long_constant = Module["_zend_register_long_constant"] = wasmExports["zend_register_long_constant"]; + _zend_register_string_constant = Module["_zend_register_string_constant"] = wasmExports["zend_register_string_constant"]; + _zend_get_constant_str = Module["_zend_get_constant_str"] = wasmExports["zend_get_constant_str"]; + _get_active_class_name = Module["_get_active_class_name"] = wasmExports["get_active_class_name"]; + _get_active_function_name = Module["_get_active_function_name"] = wasmExports["get_active_function_name"]; + _zend_get_executed_filename = Module["_zend_get_executed_filename"] = wasmExports["zend_get_executed_filename"]; + _zend_get_executed_filename_ex = Module["_zend_get_executed_filename_ex"] = wasmExports["zend_get_executed_filename_ex"]; + _zend_get_executed_lineno = Module["_zend_get_executed_lineno"] = wasmExports["zend_get_executed_lineno"]; + __call_user_function_impl = Module["__call_user_function_impl"] = wasmExports["_call_user_function_impl"]; + _zend_call_function = Module["_zend_call_function"] = wasmExports["zend_call_function"]; + _zend_call_known_function = Module["_zend_call_known_function"] = wasmExports["zend_call_known_function"]; + _zend_call_known_instance_method_with_2_params = Module["_zend_call_known_instance_method_with_2_params"] = wasmExports["zend_call_known_instance_method_with_2_params"]; + _zend_eval_string = Module["_zend_eval_string"] = wasmExports["zend_eval_string"]; + _zend_set_timeout = Module["_zend_set_timeout"] = wasmExports["zend_set_timeout"]; + _zend_unset_timeout = Module["_zend_unset_timeout"] = wasmExports["zend_unset_timeout"]; + _zend_fetch_class = Module["_zend_fetch_class"] = wasmExports["zend_fetch_class"]; + _zend_rebuild_symbol_table = Module["_zend_rebuild_symbol_table"] = wasmExports["zend_rebuild_symbol_table"]; + _zend_html_puts = Module["_zend_html_puts"] = wasmExports["zend_html_puts"]; + __is_numeric_string_ex = Module["__is_numeric_string_ex"] = wasmExports["_is_numeric_string_ex"]; + _convert_to_long = Module["_convert_to_long"] = wasmExports["convert_to_long"]; + _zval_get_long_func = Module["_zval_get_long_func"] = wasmExports["zval_get_long_func"]; + _convert_to_double = Module["_convert_to_double"] = wasmExports["convert_to_double"]; + __convert_to_string = Module["__convert_to_string"] = wasmExports["_convert_to_string"]; + __try_convert_to_string = Module["__try_convert_to_string"] = wasmExports["_try_convert_to_string"]; + _zval_get_double_func = Module["_zval_get_double_func"] = wasmExports["zval_get_double_func"]; + _zval_get_string_func = Module["_zval_get_string_func"] = wasmExports["zval_get_string_func"]; + _zend_binary_strcasecmp = Module["_zend_binary_strcasecmp"] = wasmExports["zend_binary_strcasecmp"]; + _numeric_compare_function = Module["_numeric_compare_function"] = wasmExports["numeric_compare_function"]; + _compare_function = Module["_compare_function"] = wasmExports["compare_function"]; + _instanceof_function_slow = Module["_instanceof_function_slow"] = wasmExports["instanceof_function_slow"]; + _zend_str_tolower = Module["_zend_str_tolower"] = wasmExports["zend_str_tolower"]; + _zend_memnstr_ex = Module["_zend_memnstr_ex"] = wasmExports["zend_memnstr_ex"]; + _rc_dtor_func = Module["_rc_dtor_func"] = wasmExports["rc_dtor_func"]; + _zval_ptr_dtor = Module["_zval_ptr_dtor"] = wasmExports["zval_ptr_dtor"]; + _zval_add_ref = Module["_zval_add_ref"] = wasmExports["zval_add_ref"]; + _zend_vspprintf = Module["_zend_vspprintf"] = wasmExports["zend_vspprintf"]; + _zend_spprintf = Module["_zend_spprintf"] = wasmExports["zend_spprintf"]; + _zend_strpprintf = Module["_zend_strpprintf"] = wasmExports["zend_strpprintf"]; + __zend_bailout = Module["__zend_bailout"] = wasmExports["_zend_bailout"]; + _zend_error = Module["_zend_error"] = wasmExports["zend_error"]; + _zend_throw_error = Module["_zend_throw_error"] = wasmExports["zend_throw_error"]; + _zend_argument_count_error = Module["_zend_argument_count_error"] = wasmExports["zend_argument_count_error"]; + _zend_get_parameters_array_ex = Module["_zend_get_parameters_array_ex"] = wasmExports["zend_get_parameters_array_ex"]; + _zend_wrong_param_count = Module["_zend_wrong_param_count"] = wasmExports["zend_wrong_param_count"]; + _zend_wrong_parameters_none_error = Module["_zend_wrong_parameters_none_error"] = wasmExports["zend_wrong_parameters_none_error"]; + _zend_wrong_parameters_count_error = Module["_zend_wrong_parameters_count_error"] = wasmExports["zend_wrong_parameters_count_error"]; + _zend_wrong_parameter_error = Module["_zend_wrong_parameter_error"] = wasmExports["zend_wrong_parameter_error"]; + _zend_argument_type_error = Module["_zend_argument_type_error"] = wasmExports["zend_argument_type_error"]; + _zend_argument_value_error = Module["_zend_argument_value_error"] = wasmExports["zend_argument_value_error"]; + _zend_argument_error = Module["_zend_argument_error"] = wasmExports["zend_argument_error"]; + _zend_parse_arg_long_slow = Module["_zend_parse_arg_long_slow"] = wasmExports["zend_parse_arg_long_slow"]; + _zend_parse_arg_str_slow = Module["_zend_parse_arg_str_slow"] = wasmExports["zend_parse_arg_str_slow"]; + _zend_parse_arg_str_or_long_slow = Module["_zend_parse_arg_str_or_long_slow"] = wasmExports["zend_parse_arg_str_or_long_slow"]; + _zend_release_fcall_info_cache = Module["_zend_release_fcall_info_cache"] = wasmExports["zend_release_fcall_info_cache"]; + _zend_parse_parameters = Module["_zend_parse_parameters"] = wasmExports["zend_parse_parameters"]; + _zend_parse_method_parameters = Module["_zend_parse_method_parameters"] = wasmExports["zend_parse_method_parameters"]; + _object_properties_init = Module["_object_properties_init"] = wasmExports["object_properties_init"]; + _object_init_ex = Module["_object_init_ex"] = wasmExports["object_init_ex"]; + _add_assoc_long_ex = Module["_add_assoc_long_ex"] = wasmExports["add_assoc_long_ex"]; + _add_assoc_null_ex = Module["_add_assoc_null_ex"] = wasmExports["add_assoc_null_ex"]; + _add_assoc_bool_ex = Module["_add_assoc_bool_ex"] = wasmExports["add_assoc_bool_ex"]; + _add_assoc_double_ex = Module["_add_assoc_double_ex"] = wasmExports["add_assoc_double_ex"]; + _add_assoc_str_ex = Module["_add_assoc_str_ex"] = wasmExports["add_assoc_str_ex"]; + _add_assoc_string_ex = Module["_add_assoc_string_ex"] = wasmExports["add_assoc_string_ex"]; + _add_assoc_stringl_ex = Module["_add_assoc_stringl_ex"] = wasmExports["add_assoc_stringl_ex"]; + _add_assoc_zval_ex = Module["_add_assoc_zval_ex"] = wasmExports["add_assoc_zval_ex"]; + _add_index_long = Module["_add_index_long"] = wasmExports["add_index_long"]; + _add_index_null = Module["_add_index_null"] = wasmExports["add_index_null"]; + _add_index_string = Module["_add_index_string"] = wasmExports["add_index_string"]; + _add_index_stringl = Module["_add_index_stringl"] = wasmExports["add_index_stringl"]; + _add_next_index_long = Module["_add_next_index_long"] = wasmExports["add_next_index_long"]; + _add_next_index_str = Module["_add_next_index_str"] = wasmExports["add_next_index_str"]; + _add_next_index_string = Module["_add_next_index_string"] = wasmExports["add_next_index_string"]; + _add_next_index_stringl = Module["_add_next_index_stringl"] = wasmExports["add_next_index_stringl"]; + _zend_startup_module = Module["_zend_startup_module"] = wasmExports["zend_startup_module"]; + _zend_register_internal_class_ex = Module["_zend_register_internal_class_ex"] = wasmExports["zend_register_internal_class_ex"]; + _zend_class_implements = Module["_zend_class_implements"] = wasmExports["zend_class_implements"]; + _zend_fcall_info_init = Module["_zend_fcall_info_init"] = wasmExports["zend_fcall_info_init"]; + _zend_get_module_version = Module["_zend_get_module_version"] = wasmExports["zend_get_module_version"]; + _zend_declare_typed_property = Module["_zend_declare_typed_property"] = wasmExports["zend_declare_typed_property"]; + _zend_try_assign_typed_ref_bool = Module["_zend_try_assign_typed_ref_bool"] = wasmExports["zend_try_assign_typed_ref_bool"]; + _zend_try_assign_typed_ref_long = Module["_zend_try_assign_typed_ref_long"] = wasmExports["zend_try_assign_typed_ref_long"]; + _zend_try_assign_typed_ref_str = Module["_zend_try_assign_typed_ref_str"] = wasmExports["zend_try_assign_typed_ref_str"]; + _zend_try_assign_typed_ref_arr = Module["_zend_try_assign_typed_ref_arr"] = wasmExports["zend_try_assign_typed_ref_arr"]; + _zend_declare_class_constant_ex = Module["_zend_declare_class_constant_ex"] = wasmExports["zend_declare_class_constant_ex"]; + _zend_update_property = Module["_zend_update_property"] = wasmExports["zend_update_property"]; + _zend_read_property_ex = Module["_zend_read_property_ex"] = wasmExports["zend_read_property_ex"]; + _zend_read_property = Module["_zend_read_property"] = wasmExports["zend_read_property"]; + _zend_replace_error_handling = Module["_zend_replace_error_handling"] = wasmExports["zend_replace_error_handling"]; + _zend_restore_error_handling = Module["_zend_restore_error_handling"] = wasmExports["zend_restore_error_handling"]; + _zend_get_resource_handle = Module["_zend_get_resource_handle"] = wasmExports["zend_get_resource_handle"]; + _zend_hash_str_find = Module["_zend_hash_str_find"] = wasmExports["zend_hash_str_find"]; + __zend_hash_init = Module["__zend_hash_init"] = wasmExports["_zend_hash_init"]; + __zend_new_array_0 = Module["__zend_new_array_0"] = wasmExports["_zend_new_array_0"]; + __zend_new_array = Module["__zend_new_array"] = wasmExports["_zend_new_array"]; + _zend_array_dup = Module["_zend_array_dup"] = wasmExports["zend_array_dup"]; + _zend_hash_update = Module["_zend_hash_update"] = wasmExports["zend_hash_update"]; + _zend_hash_str_update = Module["_zend_hash_str_update"] = wasmExports["zend_hash_str_update"]; + _zend_hash_next_index_insert = Module["_zend_hash_next_index_insert"] = wasmExports["zend_hash_next_index_insert"]; + _zend_hash_index_update = Module["_zend_hash_index_update"] = wasmExports["zend_hash_index_update"]; + _zend_hash_destroy = Module["_zend_hash_destroy"] = wasmExports["zend_hash_destroy"]; + _zend_array_destroy = Module["_zend_array_destroy"] = wasmExports["zend_array_destroy"]; + _zend_hash_apply_with_arguments = Module["_zend_hash_apply_with_arguments"] = wasmExports["zend_hash_apply_with_arguments"]; + _zend_hash_copy = Module["_zend_hash_copy"] = wasmExports["zend_hash_copy"]; + _zend_hash_find = Module["_zend_hash_find"] = wasmExports["zend_hash_find"]; + _zend_hash_index_find = Module["_zend_hash_index_find"] = wasmExports["zend_hash_index_find"]; + _zend_hash_sort_ex = Module["_zend_hash_sort_ex"] = wasmExports["zend_hash_sort_ex"]; + __zend_handle_numeric_str_ex = Module["__zend_handle_numeric_str_ex"] = wasmExports["_zend_handle_numeric_str_ex"]; + _zend_rsrc_list_get_rsrc_type = Module["_zend_rsrc_list_get_rsrc_type"] = wasmExports["zend_rsrc_list_get_rsrc_type"]; + _zend_get_parameter_attribute_str = Module["_zend_get_parameter_attribute_str"] = wasmExports["zend_get_parameter_attribute_str"]; + _zend_set_user_opcode_handler = Module["_zend_set_user_opcode_handler"] = wasmExports["zend_set_user_opcode_handler"]; + _zend_get_user_opcode_handler = Module["_zend_get_user_opcode_handler"] = wasmExports["zend_get_user_opcode_handler"]; + _zend_get_zval_ptr = Module["_zend_get_zval_ptr"] = wasmExports["zend_get_zval_ptr"]; + _zend_register_ini_entries_ex = Module["_zend_register_ini_entries_ex"] = wasmExports["zend_register_ini_entries_ex"]; + _zend_unregister_ini_entries_ex = Module["_zend_unregister_ini_entries_ex"] = wasmExports["zend_unregister_ini_entries_ex"]; + _zend_alter_ini_entry = Module["_zend_alter_ini_entry"] = wasmExports["zend_alter_ini_entry"]; + _zend_ini_string_ex = Module["_zend_ini_string_ex"] = wasmExports["zend_ini_string_ex"]; + _zend_ini_string = Module["_zend_ini_string"] = wasmExports["zend_ini_string"]; + _zend_ini_boolean_displayer_cb = Module["_zend_ini_boolean_displayer_cb"] = wasmExports["zend_ini_boolean_displayer_cb"]; + _OnUpdateBool = Module["_OnUpdateBool"] = wasmExports["OnUpdateBool"]; + _OnUpdateLong = Module["_OnUpdateLong"] = wasmExports["OnUpdateLong"]; + _OnUpdateString = Module["_OnUpdateString"] = wasmExports["OnUpdateString"]; + _OnUpdateStringUnempty = Module["_OnUpdateStringUnempty"] = wasmExports["OnUpdateStringUnempty"]; + _zend_sort = Module["_zend_sort"] = wasmExports["zend_sort"]; + _zend_iterator_init = Module["_zend_iterator_init"] = wasmExports["zend_iterator_init"]; + _zend_call_method = Module["_zend_call_method"] = wasmExports["zend_call_method"]; + _zend_create_internal_iterator_zval = Module["_zend_create_internal_iterator_zval"] = wasmExports["zend_create_internal_iterator_zval"]; + _zend_get_exception_base = Module["_zend_get_exception_base"] = wasmExports["zend_get_exception_base"]; + _zend_is_unwind_exit = Module["_zend_is_unwind_exit"] = wasmExports["zend_is_unwind_exit"]; + _zend_is_graceful_exit = Module["_zend_is_graceful_exit"] = wasmExports["zend_is_graceful_exit"]; + _zend_clear_exception = Module["_zend_clear_exception"] = wasmExports["zend_clear_exception"]; + _zend_throw_exception = Module["_zend_throw_exception"] = wasmExports["zend_throw_exception"]; + _zend_throw_exception_ex = Module["_zend_throw_exception_ex"] = wasmExports["zend_throw_exception_ex"]; + _zend_throw_error_exception = Module["_zend_throw_error_exception"] = wasmExports["zend_throw_error_exception"]; + _zend_strtod = Module["_zend_strtod"] = wasmExports["zend_strtod"]; + _gc_enabled = Module["_gc_enabled"] = wasmExports["gc_enabled"]; + _gc_possible_root = Module["_gc_possible_root"] = wasmExports["gc_possible_root"]; + _zend_gc_get_status = Module["_zend_gc_get_status"] = wasmExports["zend_gc_get_status"]; + _zend_get_gc_buffer_create = Module["_zend_get_gc_buffer_create"] = wasmExports["zend_get_gc_buffer_create"]; + _zend_get_gc_buffer_grow = Module["_zend_get_gc_buffer_grow"] = wasmExports["zend_get_gc_buffer_grow"]; + _zend_get_closure_method_def = Module["_zend_get_closure_method_def"] = wasmExports["zend_get_closure_method_def"]; + _virtual_file_ex = Module["_virtual_file_ex"] = wasmExports["virtual_file_ex"]; + _tsrm_realpath = Module["_tsrm_realpath"] = wasmExports["tsrm_realpath"]; + _zend_object_std_init = Module["_zend_object_std_init"] = wasmExports["zend_object_std_init"]; + _zend_object_std_dtor = Module["_zend_object_std_dtor"] = wasmExports["zend_object_std_dtor"]; + _zend_objects_clone_members = Module["_zend_objects_clone_members"] = wasmExports["zend_objects_clone_members"]; + _zend_std_get_properties = Module["_zend_std_get_properties"] = wasmExports["zend_std_get_properties"]; + _zend_get_property_info = Module["_zend_get_property_info"] = wasmExports["zend_get_property_info"]; + _zend_class_init_statics = Module["_zend_class_init_statics"] = wasmExports["zend_class_init_statics"]; + _zend_std_compare_objects = Module["_zend_std_compare_objects"] = wasmExports["zend_std_compare_objects"]; + _zend_get_properties_for = Module["_zend_get_properties_for"] = wasmExports["zend_get_properties_for"]; + _zend_objects_store_mark_destructed = Module["_zend_objects_store_mark_destructed"] = wasmExports["zend_objects_store_mark_destructed"]; + _zend_objects_store_del = Module["_zend_objects_store_del"] = wasmExports["zend_objects_store_del"]; + _smart_str_erealloc = Module["_smart_str_erealloc"] = wasmExports["smart_str_erealloc"]; + __smart_string_alloc = Module["__smart_string_alloc"] = wasmExports["_smart_string_alloc"]; + _zend_observer_fcall_register = Module["_zend_observer_fcall_register"] = wasmExports["zend_observer_fcall_register"]; + _zend_observer_fiber_switch_register = Module["_zend_observer_fiber_switch_register"] = wasmExports["zend_observer_fiber_switch_register"]; + _strtoll = Module["_strtoll"] = wasmExports["strtoll"]; + _strlen = Module["_strlen"] = wasmExports["strlen"]; + _munmap = Module["_munmap"] = wasmExports["munmap"]; + _fiprintf = Module["_fiprintf"] = wasmExports["fiprintf"]; + _abort = Module["_abort"] = wasmExports["abort"]; + _free = Module["_free"] = wasmExports["free"]; + _memcmp = Module["_memcmp"] = wasmExports["memcmp"]; + _malloc = PHPLoader['malloc'] = Module['_malloc'] = wasmExports["malloc"]; + _snprintf = Module["_snprintf"] = wasmExports["snprintf"]; + _strchr = Module["_strchr"] = wasmExports["strchr"]; + _mmap = Module["_mmap"] = wasmExports["mmap"]; + ___errno_location = Module["___errno_location"] = wasmExports["__errno_location"]; + _strerror = Module["_strerror"] = wasmExports["strerror"]; + _dlopen = Module["_dlopen"] = wasmExports["dlopen"]; + _dlsym = Module["_dlsym"] = wasmExports["dlsym"]; + _dlclose = Module["_dlclose"] = wasmExports["dlclose"]; + _strcmp = Module["_strcmp"] = wasmExports["strcmp"]; + _getenv = Module["_getenv"] = wasmExports["getenv"]; + ___wasm_setjmp = Module["___wasm_setjmp"] = wasmExports["__wasm_setjmp"]; + ___wasm_setjmp_test = Module["___wasm_setjmp_test"] = wasmExports["__wasm_setjmp_test"]; + _emscripten_longjmp = Module["_emscripten_longjmp"] = wasmExports["emscripten_longjmp"]; + _atoi = Module["_atoi"] = wasmExports["atoi"]; + _strtoull = Module["_strtoull"] = wasmExports["strtoull"]; + _clock_gettime = Module["_clock_gettime"] = wasmExports["clock_gettime"]; + _strrchr = Module["_strrchr"] = wasmExports["strrchr"]; + _realloc = Module["_realloc"] = wasmExports["realloc"]; + _strcasecmp = Module["_strcasecmp"] = wasmExports["strcasecmp"]; + _memchr = Module["_memchr"] = wasmExports["memchr"]; + _isalnum = Module["_isalnum"] = wasmExports["isalnum"]; + _strncmp = Module["_strncmp"] = wasmExports["strncmp"]; + _isxdigit = Module["_isxdigit"] = wasmExports["isxdigit"]; + _tolower = Module["_tolower"] = wasmExports["tolower"]; + _strtok_r = Module["_strtok_r"] = wasmExports["strtok_r"]; + _unlink = Module["_unlink"] = wasmExports["unlink"]; + _strncasecmp = Module["_strncasecmp"] = wasmExports["strncasecmp"]; + _fileno = Module["_fileno"] = wasmExports["fileno"]; + _isatty = Module["_isatty"] = wasmExports["isatty"]; + _fread = Module["_fread"] = wasmExports["fread"]; + _fclose = Module["_fclose"] = wasmExports["fclose"]; + _strtoul = Module["_strtoul"] = wasmExports["strtoul"]; + _strstr = Module["_strstr"] = wasmExports["strstr"]; + _strpbrk = Module["_strpbrk"] = wasmExports["strpbrk"]; + _strdup = Module["_strdup"] = wasmExports["strdup"]; + _write = Module["_write"] = wasmExports["write"]; + _close = Module["_close"] = wasmExports["close"]; + _fseek = Module["_fseek"] = wasmExports["fseek"]; + _fwrite = Module["_fwrite"] = wasmExports["fwrite"]; + _gettimeofday = Module["_gettimeofday"] = wasmExports["gettimeofday"]; + _iprintf = Module["_iprintf"] = wasmExports["iprintf"]; + _puts = Module["_puts"] = wasmExports["puts"]; + _putchar = Module["_putchar"] = wasmExports["putchar"]; + _stat = Module["_stat"] = wasmExports["stat"]; + _fopen = Module["_fopen"] = wasmExports["fopen"]; + _getcwd = Module["_getcwd"] = wasmExports["getcwd"]; + _open = Module["_open"] = wasmExports["open"]; + _rename = Module["_rename"] = wasmExports["rename"]; + _mkdir = Module["_mkdir"] = wasmExports["mkdir"]; + _rmdir = Module["_rmdir"] = wasmExports["rmdir"]; + _opendir = Module["_opendir"] = wasmExports["opendir"]; + _strncpy = Module["_strncpy"] = wasmExports["strncpy"]; + _siprintf = Module["_siprintf"] = wasmExports["siprintf"]; + _localtime_r = Module["_localtime_r"] = wasmExports["localtime_r"]; + _strtol = Module["_strtol"] = wasmExports["strtol"]; + _pow = Module["_pow"] = wasmExports["pow"]; + _strtod = Module["_strtod"] = wasmExports["strtod"]; + _strftime = Module["_strftime"] = wasmExports["strftime"]; + _sin = Module["_sin"] = wasmExports["sin"]; + _cos = Module["_cos"] = wasmExports["cos"]; + _atan2 = Module["_atan2"] = wasmExports["atan2"]; + _acos = Module["_acos"] = wasmExports["acos"]; + _setlocale = Module["_setlocale"] = wasmExports["setlocale"]; + _tan = Module["_tan"] = wasmExports["tan"]; + _asin = Module["_asin"] = wasmExports["asin"]; + _atan = Module["_atan"] = wasmExports["atan"]; + _log = Module["_log"] = wasmExports["log"]; + _log2 = Module["_log2"] = wasmExports["log2"]; + _fmod = Module["_fmod"] = wasmExports["fmod"]; + _wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"]; + _socket = Module["_socket"] = wasmExports["socket"]; + _freeaddrinfo = Module["_freeaddrinfo"] = wasmExports["freeaddrinfo"]; + _fcntl = Module["_fcntl"] = wasmExports["fcntl"]; + _connect = Module["_connect"] = wasmExports["connect"]; + _php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"]; + _htons = wasmExports["htons"]; + _ntohs = wasmExports["ntohs"]; + _getpeername = Module["_getpeername"] = wasmExports["getpeername"]; + _htonl = wasmExports["htonl"]; + _strcpy = Module["_strcpy"] = wasmExports["strcpy"]; + _strcat = Module["_strcat"] = wasmExports["strcat"]; + _tzset = Module["_tzset"] = wasmExports["tzset"]; + _wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"]; + _fputs = Module["_fputs"] = wasmExports["fputs"]; + _isdigit = Module["_isdigit"] = wasmExports["isdigit"]; + _fflush = Module["_fflush"] = wasmExports["fflush"]; + _expf = Module["_expf"] = wasmExports["expf"]; + ___small_fprintf = Module["___small_fprintf"] = wasmExports["__small_fprintf"]; + _qsort = Module["_qsort"] = wasmExports["qsort"]; + _calloc = Module["_calloc"] = wasmExports["calloc"]; + _vfprintf = Module["_vfprintf"] = wasmExports["vfprintf"]; + _flock = Module["_flock"] = wasmExports["flock"]; + _fgets = Module["_fgets"] = wasmExports["fgets"]; + _initgroups = Module["_initgroups"] = wasmExports["initgroups"]; + _atol = Module["_atol"] = wasmExports["atol"]; + _closedir = Module["_closedir"] = wasmExports["closedir"]; + _readdir = Module["_readdir"] = wasmExports["readdir"]; + _ftell = Module["_ftell"] = wasmExports["ftell"]; + _wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"]; + _feof = Module["_feof"] = wasmExports["feof"]; + _strncat = Module["_strncat"] = wasmExports["strncat"]; + ___ctype_get_mb_cur_max = Module["___ctype_get_mb_cur_max"] = wasmExports["__ctype_get_mb_cur_max"]; + ___wrap_usleep = Module["___wrap_usleep"] = wasmExports["__wrap_usleep"]; + _wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"]; + _wasm_pclose = Module["_wasm_pclose"] = wasmExports["wasm_pclose"]; + _poll = Module["_poll"] = wasmExports["poll"]; + ___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"]; + _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"]; + _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"]; + _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"]; + _run_cli = Module["_run_cli"] = wasmExports["run_cli"]; + _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"]; + _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"]; + _wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"]; + _wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"]; + _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"]; + _wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"]; + _wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"]; + _wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"]; + _wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"]; + _wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"]; + _wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"]; + _wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"]; + _wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"]; + _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"]; + _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"]; + _php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"]; + _wasm_free = PHPLoader['free'] = Module['_wasm_free'] = wasmExports["wasm_free"]; + _wasm_get_end_offset = Module["_wasm_get_end_offset"] = wasmExports["wasm_get_end_offset"]; + ___wrap_getpid = Module["___wrap_getpid"] = wasmExports["__wrap_getpid"]; + _wasm_trace = Module["_wasm_trace"] = wasmExports["wasm_trace"]; + _sqlite3_auto_extension = Module["_sqlite3_auto_extension"] = wasmExports["sqlite3_auto_extension"]; + _sqlite3_cancel_auto_extension = Module["_sqlite3_cancel_auto_extension"] = wasmExports["sqlite3_cancel_auto_extension"]; + _rewind = Module["_rewind"] = wasmExports["rewind"]; + _modf = Module["_modf"] = wasmExports["modf"]; + _gmtime = Module["_gmtime"] = wasmExports["gmtime"]; + _round = Module["_round"] = wasmExports["round"]; + ___extenddftf2 = Module["___extenddftf2"] = wasmExports["__extenddftf2"]; + ___letf2 = Module["___letf2"] = wasmExports["__letf2"]; + ___floatunditf = Module["___floatunditf"] = wasmExports["__floatunditf"]; + _div = Module["_div"] = wasmExports["div"]; + ___funcs_on_exit = wasmExports["__funcs_on_exit"]; + ___cxa_atexit = Module["___cxa_atexit"] = wasmExports["__cxa_atexit"]; + ___dl_seterr = wasmExports["__dl_seterr"]; + __emscripten_find_dylib = wasmExports["_emscripten_find_dylib"]; + _freopen = Module["_freopen"] = wasmExports["freopen"]; + _mbstowcs = Module["_mbstowcs"] = wasmExports["mbstowcs"]; + _emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"]; + __emscripten_timeout = wasmExports["_emscripten_timeout"]; + _strtok = Module["_strtok"] = wasmExports["strtok"]; + _tanhf = Module["_tanhf"] = wasmExports["tanhf"]; + _wcstombs = Module["_wcstombs"] = wasmExports["wcstombs"]; + _emscripten_get_sbrk_ptr = wasmExports["emscripten_get_sbrk_ptr"]; + _setThrew = wasmExports["setThrew"]; + __emscripten_tempret_set = wasmExports["_emscripten_tempret_set"]; + __emscripten_tempret_get = wasmExports["_emscripten_tempret_get"]; + __emscripten_stack_restore = wasmExports["_emscripten_stack_restore"]; + __emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"]; + _emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"]; + __ZNSt3__211__call_onceERVmPvPFvS2_E = Module["__ZNSt3__211__call_onceERVmPvPFvS2_E"] = wasmExports["_ZNSt3__211__call_onceERVmPvPFvS2_E"]; + __ZNSt3__218condition_variable10notify_allEv = Module["__ZNSt3__218condition_variable10notify_allEv"] = wasmExports["_ZNSt3__218condition_variable10notify_allEv"]; + __ZNSt3__25mutex4lockEv = Module["__ZNSt3__25mutex4lockEv"] = wasmExports["_ZNSt3__25mutex4lockEv"]; + __ZNSt3__25mutex6unlockEv = Module["__ZNSt3__25mutex6unlockEv"] = wasmExports["_ZNSt3__25mutex6unlockEv"]; + ___cxa_bad_typeid = Module["___cxa_bad_typeid"] = wasmExports["__cxa_bad_typeid"]; + ___cxa_allocate_exception = Module["___cxa_allocate_exception"] = wasmExports["__cxa_allocate_exception"]; + ___cxa_pure_virtual = Module["___cxa_pure_virtual"] = wasmExports["__cxa_pure_virtual"]; + ___dynamic_cast = Module["___dynamic_cast"] = wasmExports["__dynamic_cast"]; + ___cxa_can_catch = wasmExports["__cxa_can_catch"]; + __ZNSt20bad_array_new_lengthD1Ev = Module["__ZNSt20bad_array_new_lengthD1Ev"] = wasmExports["_ZNSt20bad_array_new_lengthD1Ev"]; + __ZNSt12length_errorD1Ev = Module["__ZNSt12length_errorD1Ev"] = wasmExports["_ZNSt12length_errorD1Ev"]; + dynCall_iiii = dynCalls["iiii"] = wasmExports["dynCall_iiii"]; + dynCall_ii = dynCalls["ii"] = wasmExports["dynCall_ii"]; + dynCall_vi = dynCalls["vi"] = wasmExports["dynCall_vi"]; + dynCall_vii = dynCalls["vii"] = wasmExports["dynCall_vii"]; + dynCall_viiiii = dynCalls["viiiii"] = wasmExports["dynCall_viiiii"]; + dynCall_iii = dynCalls["iii"] = wasmExports["dynCall_iii"]; + dynCall_iiiii = dynCalls["iiiii"] = wasmExports["dynCall_iiiii"]; + dynCall_iiiiii = dynCalls["iiiiii"] = wasmExports["dynCall_iiiiii"]; + dynCall_viii = dynCalls["viii"] = wasmExports["dynCall_viii"]; + dynCall_iij = dynCalls["iij"] = wasmExports["dynCall_iij"]; + dynCall_v = dynCalls["v"] = wasmExports["dynCall_v"]; + dynCall_i = dynCalls["i"] = wasmExports["dynCall_i"]; + dynCall_viiii = dynCalls["viiii"] = wasmExports["dynCall_viiii"]; + dynCall_iiiiiii = dynCalls["iiiiiii"] = wasmExports["dynCall_iiiiiii"]; + dynCall_iijii = dynCalls["iijii"] = wasmExports["dynCall_iijii"]; + dynCall_jii = dynCalls["jii"] = wasmExports["dynCall_jii"]; + dynCall_jiii = dynCalls["jiii"] = wasmExports["dynCall_jiii"]; + dynCall_vij = dynCalls["vij"] = wasmExports["dynCall_vij"]; + dynCall_ji = dynCalls["ji"] = wasmExports["dynCall_ji"]; + dynCall_jijj = dynCalls["jijj"] = wasmExports["dynCall_jijj"]; + dynCall_viiiiiiii = dynCalls["viiiiiiii"] = wasmExports["dynCall_viiiiiiii"]; + dynCall_iiiiiiiiii = dynCalls["iiiiiiiiii"] = wasmExports["dynCall_iiiiiiiiii"]; + dynCall_vjiii = dynCalls["vjiii"] = wasmExports["dynCall_vjiii"]; + dynCall_iiji = dynCalls["iiji"] = wasmExports["dynCall_iiji"]; + dynCall_iidddd = dynCalls["iidddd"] = wasmExports["dynCall_iidddd"]; + dynCall_iijjjj = dynCalls["iijjjj"] = wasmExports["dynCall_iijjjj"]; + dynCall_vijii = dynCalls["vijii"] = wasmExports["dynCall_vijii"]; + dynCall_iijji = dynCalls["iijji"] = wasmExports["dynCall_iijji"]; + dynCall_iiiiiiiiiiij = dynCalls["iiiiiiiiiiij"] = wasmExports["dynCall_iiiiiiiiiiij"]; + dynCall_iiiiiiiiiii = dynCalls["iiiiiiiiiii"] = wasmExports["dynCall_iiiiiiiiiii"]; + dynCall_iiiij = dynCalls["iiiij"] = wasmExports["dynCall_iiiij"]; + dynCall_iiiiiiii = dynCalls["iiiiiiii"] = wasmExports["dynCall_iiiiiiii"]; + dynCall_iiiiiiiiiiii = dynCalls["iiiiiiiiiiii"] = wasmExports["dynCall_iiiiiiiiiiii"]; + dynCall_iiiiiiiii = dynCalls["iiiiiiiii"] = wasmExports["dynCall_iiiiiiiii"]; + dynCall_jiiii = dynCalls["jiiii"] = wasmExports["dynCall_jiiii"]; + dynCall_viiiiiii = dynCalls["viiiiiii"] = wasmExports["dynCall_viiiiiii"]; + dynCall_vji = dynCalls["vji"] = wasmExports["dynCall_vji"]; + dynCall_vijj = dynCalls["vijj"] = wasmExports["dynCall_vijj"]; + dynCall_iiij = dynCalls["iiij"] = wasmExports["dynCall_iiij"]; + dynCall_iijiji = dynCalls["iijiji"] = wasmExports["dynCall_iijiji"]; + dynCall_jiji = dynCalls["jiji"] = wasmExports["dynCall_jiji"]; + dynCall_viiiiii = dynCalls["viiiiii"] = wasmExports["dynCall_viiiiii"]; + dynCall_viiij = dynCalls["viiij"] = wasmExports["dynCall_viiij"]; + dynCall_viiiiiiiii = dynCalls["viiiiiiiii"] = wasmExports["dynCall_viiiiiiiii"]; + dynCall_vidi = dynCalls["vidi"] = wasmExports["dynCall_vidi"]; + dynCall_viijii = dynCalls["viijii"] = wasmExports["dynCall_viijii"]; + dynCall_viidii = dynCalls["viidii"] = wasmExports["dynCall_viidii"]; + dynCall_jiiji = dynCalls["jiiji"] = wasmExports["dynCall_jiiji"]; + dynCall_jj = dynCalls["jj"] = wasmExports["dynCall_jj"]; + dynCall_jiiiji = dynCalls["jiiiji"] = wasmExports["dynCall_jiiiji"]; + dynCall_jiij = dynCalls["jiij"] = wasmExports["dynCall_jiij"]; + dynCall_iiiji = dynCalls["iiiji"] = wasmExports["dynCall_iiiji"]; + dynCall_ij = dynCalls["ij"] = wasmExports["dynCall_ij"]; + dynCall_iiiiiij = dynCalls["iiiiiij"] = wasmExports["dynCall_iiiiiij"]; + dynCall_iiid = dynCalls["iiid"] = wasmExports["dynCall_iiid"]; + dynCall_dii = dynCalls["dii"] = wasmExports["dynCall_dii"]; + dynCall_vid = dynCalls["vid"] = wasmExports["dynCall_vid"]; + dynCall_di = dynCalls["di"] = wasmExports["dynCall_di"]; + dynCall_iiiiijii = dynCalls["iiiiijii"] = wasmExports["dynCall_iiiiijii"]; + dynCall_j = dynCalls["j"] = wasmExports["dynCall_j"]; + dynCall_iiiiji = dynCalls["iiiiji"] = wasmExports["dynCall_iiiiji"]; + dynCall_iiiijii = dynCalls["iiiijii"] = wasmExports["dynCall_iiiijii"]; + dynCall_viiji = dynCalls["viiji"] = wasmExports["dynCall_viiji"]; + dynCall_iiiijji = dynCalls["iiiijji"] = wasmExports["dynCall_iiiijji"]; + dynCall_dd = dynCalls["dd"] = wasmExports["dynCall_dd"]; + dynCall_ddd = dynCalls["ddd"] = wasmExports["dynCall_ddd"]; + dynCall_iiijii = dynCalls["iiijii"] = wasmExports["dynCall_iiijii"]; + dynCall_diiii = dynCalls["diiii"] = wasmExports["dynCall_diiii"]; + dynCall_diiiiiiii = dynCalls["diiiiiiii"] = wasmExports["dynCall_diiiiiiii"]; + dynCall_fi = dynCalls["fi"] = wasmExports["dynCall_fi"]; + dynCall_fii = dynCalls["fii"] = wasmExports["dynCall_fii"]; + dynCall_jiiiii = dynCalls["jiiiii"] = wasmExports["dynCall_jiiiii"]; + dynCall_viiiiiiiiiii = dynCalls["viiiiiiiiiii"] = wasmExports["dynCall_viiiiiiiiiii"]; + dynCall_viiiiiiiiiiiii = dynCalls["viiiiiiiiiiiii"] = wasmExports["dynCall_viiiiiiiiiiiii"]; + dynCall_viiiiiiiiiiiiiii = dynCalls["viiiiiiiiiiiiiii"] = wasmExports["dynCall_viiiiiiiiiiiiiii"]; + dynCall_iiiijj = dynCalls["iiiijj"] = wasmExports["dynCall_iiiijj"]; + dynCall_jiiiiiiiii = dynCalls["jiiiiiiiii"] = wasmExports["dynCall_jiiiiiiiii"]; + dynCall_jiiiiii = dynCalls["jiiiiii"] = wasmExports["dynCall_jiiiiii"]; + dynCall_jiiiiiiii = dynCalls["jiiiiiiii"] = wasmExports["dynCall_jiiiiiiii"]; + dynCall_ddi = dynCalls["ddi"] = wasmExports["dynCall_ddi"]; + dynCall_iiijj = dynCalls["iiijj"] = wasmExports["dynCall_iiijj"]; + dynCall_id = dynCalls["id"] = wasmExports["dynCall_id"]; + dynCall_iifi = dynCalls["iifi"] = wasmExports["dynCall_iifi"]; + dynCall_viid = dynCalls["viid"] = wasmExports["dynCall_viid"]; + dynCall_viidddddddd = dynCalls["viidddddddd"] = wasmExports["dynCall_viidddddddd"]; + dynCall_iidiiii = dynCalls["iidiiii"] = wasmExports["dynCall_iidiiii"]; + _asyncify_start_unwind = wasmExports["asyncify_start_unwind"]; + _asyncify_stop_unwind = wasmExports["asyncify_stop_unwind"]; + _asyncify_start_rewind = wasmExports["asyncify_start_rewind"]; + _asyncify_stop_rewind = wasmExports["asyncify_stop_rewind"]; + memory = wasmMemory = wasmExports["memory"]; + ___stack_pointer = Module["___stack_pointer"] = wasmExports["__stack_pointer"]; + __indirect_function_table = wasmTable = wasmExports["__indirect_function_table"]; +} + +var _core_globals = Module["_core_globals"] = 13825392; + +var _php_ini_opened_path = Module["_php_ini_opened_path"] = 13718352; + +var _php_ini_scanned_path = Module["_php_ini_scanned_path"] = 13718356; + +var _php_ini_scanned_files = Module["_php_ini_scanned_files"] = 13718360; + +var _sapi_module = Module["_sapi_module"] = 13799544; + +var _sapi_globals = Module["_sapi_globals"] = 13799688; + +var _compiler_globals = Module["_compiler_globals"] = 13828688; + +var _executor_globals = Module["_executor_globals"] = 13829072; + +var _zend_compile_file = Module["_zend_compile_file"] = 13830376; + +var _zend_execute_ex = Module["_zend_execute_ex"] = 13828576; + +var _zend_execute_internal = Module["_zend_execute_internal"] = 13828580; + +var _zend_write = Module["_zend_write"] = 13828612; + +var _zend_error_cb = Module["_zend_error_cb"] = 13828616; + +var _zend_post_startup_cb = Module["_zend_post_startup_cb"] = 13828596; + +var _module_registry = Module["_module_registry"] = 13827448; + +var _zend_extensions = Module["_zend_extensions"] = 13826216; + +var _zend_pass_function = Module["_zend_pass_function"] = 13196088; + +var _zend_ce_aggregate = Module["_zend_ce_aggregate"] = 13713232; + +var _zend_ce_iterator = Module["_zend_ce_iterator"] = 13713236; + +var _zend_ce_countable = Module["_zend_ce_countable"] = 13713248; + +var _zend_ce_exception = Module["_zend_ce_exception"] = 13826592; + +var _zend_ce_error = Module["_zend_ce_error"] = 13826708; + +var _zend_throw_exception_hook = Module["_zend_throw_exception_hook"] = 13826584; + +var _zend_ce_throwable = Module["_zend_ce_throwable"] = 13826588; + +var _gc_collect_cycles = Module["_gc_collect_cycles"] = 13713640; + +var _zend_ce_closure = Module["_zend_ce_closure"] = 13820044; + +var _zend_empty_string = Module["_zend_empty_string"] = 13711696; + +var _zend_known_strings = Module["_zend_known_strings"] = 13711700; + +var _zend_string_init_interned = Module["_zend_string_init_interned"] = 13711764; + +var _std_object_handlers = Module["_std_object_handlers"] = 13210416; + +var ___memory_base = Module["___memory_base"] = 0; + +var ___table_base = Module["___table_base"] = 1; + +var _stderr = Module["_stderr"] = 13704880; + +var ___THREW__ = Module["___THREW__"] = 14178740; + +var ___threwValue = Module["___threwValue"] = 14178744; + +var _stdout = Module["_stdout"] = 13705184; + +var _timezone = Module["_timezone"] = 14165664; + +var _tzname = Module["_tzname"] = 14165672; + +var ___heap_base = 15227408; + +var __ZNSt3__25ctypeIcE2idE = Module["__ZNSt3__25ctypeIcE2idE"] = 14178820; + +var __ZTVN10__cxxabiv120__si_class_type_infoE = Module["__ZTVN10__cxxabiv120__si_class_type_infoE"] = 13705432; + +var __ZTVN10__cxxabiv117__class_type_infoE = Module["__ZTVN10__cxxabiv117__class_type_infoE"] = 13705392; + +var __ZTVN10__cxxabiv121__vmi_class_type_infoE = Module["__ZTVN10__cxxabiv121__vmi_class_type_infoE"] = 13705484; + +var __ZTISt20bad_array_new_length = Module["__ZTISt20bad_array_new_length"] = 13705556; + +var __ZTVSt12length_error = Module["__ZTVSt12length_error"] = 13705600; + +var __ZTISt12length_error = Module["__ZTISt12length_error"] = 13705620; + +var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncify_data: ___asyncify_data, + /** @export */ __asyncify_state: ___asyncify_state, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __cxa_find_matching_catch_2: ___cxa_find_matching_catch_2, + /** @export */ __resumeException: ___resumeException, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _dlopen_js: __dlopen_js, + /** @export */ _dlsym_js: __dlsym_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, + /** @export */ _emscripten_system: __emscripten_system, + /** @export */ _emscripten_throw_longjmp: __emscripten_throw_longjmp, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_pread: _fd_pread, + /** @export */ fd_pwrite: _fd_pwrite, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getcontext: _getcontext, + /** @export */ getdtablesize: _getdtablesize, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ invoke_dii, + /** @export */ invoke_i, + /** @export */ invoke_id, + /** @export */ invoke_ii, + /** @export */ invoke_iifi, + /** @export */ invoke_iii, + /** @export */ invoke_iiii, + /** @export */ invoke_iiiii, + /** @export */ invoke_iiiiii, + /** @export */ invoke_iiiiiii, + /** @export */ invoke_iiiiiiii, + /** @export */ invoke_iiiiiiiii, + /** @export */ invoke_iiiiiiiiii, + /** @export */ invoke_iiiiiiiiiii, + /** @export */ invoke_iiiiiiiiiiii, + /** @export */ invoke_iiiijj, + /** @export */ invoke_iiij, + /** @export */ invoke_iiijj, + /** @export */ invoke_iij, + /** @export */ invoke_iiji, + /** @export */ invoke_iijii, + /** @export */ invoke_iijiji, + /** @export */ invoke_ij, + /** @export */ invoke_ji, + /** @export */ invoke_jii, + /** @export */ invoke_jiii, + /** @export */ invoke_jiji, + /** @export */ invoke_v, + /** @export */ invoke_vi, + /** @export */ invoke_vii, + /** @export */ invoke_viid, + /** @export */ invoke_viidddddddd, + /** @export */ invoke_viidii, + /** @export */ invoke_viii, + /** @export */ invoke_viiii, + /** @export */ invoke_viiiii, + /** @export */ invoke_viiiiii, + /** @export */ invoke_viiiiiii, + /** @export */ invoke_viiiiiiii, + /** @export */ invoke_viiiiiiiii, + /** @export */ invoke_viiiiiiiiiii, + /** @export */ invoke_viiiiiiiiiiiii, + /** @export */ invoke_viiiiiiiiiiiiiii, + /** @export */ invoke_viiij, + /** @export */ invoke_viijii, + /** @export */ invoke_vij, + /** @export */ invoke_vijj, + /** @export */ invoke_vji, + /** @export */ js_fd_read, + /** @export */ js_flock: _js_flock, + /** @export */ js_getpid: _js_getpid, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_popen_clear_pid_for_fd: _js_popen_clear_pid_for_fd, + /** @export */ js_popen_get_pid_for_fd: _js_popen_get_pid_for_fd, + /** @export */ js_popen_set_pid_for_fd: _js_popen_set_pid_for_fd, + /** @export */ js_popen_to_file, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_release_file_locks: _js_release_file_locks, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ js_wasm_trace: _js_wasm_trace, + /** @export */ makecontext: _makecontext, + /** @export */ proc_exit: _proc_exit, + /** @export */ random_get: _random_get, + /** @export */ strptime: _strptime, + /** @export */ swapcontext: _swapcontext, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_poll_socket, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_recv: _wasm_recv, + /** @export */ wasm_shutdown: _wasm_shutdown +}; + +function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCalls["iiiiiii"](index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCalls["vi"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["iiii"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iij(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls["iij"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCalls["vii"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCalls["ii"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCalls["viii"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_v(index) { + var sp = stackSave(); + try { + dynCalls["v"](index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls["iii"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_i(index) { + var sp = stackSave(); + try { + return dynCalls["i"](index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCalls["viiii"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCalls["viiiii"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCalls["iiiiii"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCalls["iiiii"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls["jii"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } +} + +function invoke_vji(index, a1, a2) { + var sp = stackSave(); + try { + dynCalls["vji"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viijii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCalls["viijii"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viidii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCalls["viidii"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCalls["viiiiii"](index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_jiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["jiii"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } +} + +function invoke_ji(index, a1) { + var sp = stackSave(); + try { + return dynCalls["ji"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } +} + +function invoke_vijj(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCalls["vijj"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iijii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCalls["iijii"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iijiji(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCalls["iijiji"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiji(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["iiji"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiij(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["iiij"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiij(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCalls["viiij"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + dynCalls["viiiiiii"](index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCalls["viiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13) { + var sp = stackSave(); + try { + dynCalls["viiiiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15) { + var sp = stackSave(); + try { + dynCalls["viiiiiiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiijj(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCalls["iiiijj"](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_ij(index, a1) { + var sp = stackSave(); + try { + return dynCalls["ij"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) { + var sp = stackSave(); + try { + return dynCalls["iiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { + var sp = stackSave(); + try { + dynCalls["viiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) { + var sp = stackSave(); + try { + dynCalls["viiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_jiji(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["jiji"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } +} + +function invoke_iiijj(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCalls["iiijj"](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vij(index, a1, a2) { + var sp = stackSave(); + try { + dynCalls["vij"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_dii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls["dii"](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viid(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCalls["viid"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viidddddddd(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) { + var sp = stackSave(); + try { + dynCalls["viidddddddd"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_id(index, a1) { + var sp = stackSave(); + try { + return dynCalls["id"](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iifi(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls["iifi"](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +// include: postamble.js +// === Auto-generated postamble setup entry stuff === +function callMain(args = []) { + var entryFunction = resolveGlobalSymbol("main").sym; + // Main modules can't tell if they have main() at compile time, since it may + // arrive from a dynamic library. + if (!entryFunction) return; + args.unshift(thisProgram); + var argc = args.length; + var argv = stackAlloc((argc + 1) * 4); + var argv_ptr = argv; + for (var arg of args) { + HEAPU32[((argv_ptr) >> 2)] = stringToUTF8OnStack(arg); + argv_ptr += 4; + } + HEAPU32[((argv_ptr) >> 2)] = 0; + try { + var ret = entryFunction(argc, argv); + // if we're not running an evented main loop, it's time to exit + exitJS(ret, /* implicit = */ true); + return ret; + } catch (e) { + return handleException(e); + } +} + +function run(args = arguments_) { + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + Module["calledRun"] = true; + if (ABORT) return; + initRuntime(); + preMain(); + Module["onRuntimeInitialized"]?.(); + var noInitialRun = Module["noInitialRun"] || true; + if (!noInitialRun) callMain(args); + postRun(); + } + if (Module["setStatus"]) { + Module["setStatus"]("Running..."); + setTimeout(() => { + setTimeout(() => Module["setStatus"](""), 1); + doRun(); + }, 1); + } else { + doRun(); + } +} + +var wasmExports; + +// With async instantation wasmExports is assigned asynchronously when the +// instance is received. +createWasm(); + +run(); +/** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ +DNS.address_map.addrs.localhost = '127.0.0.1'; + +/** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ +PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; +if (PHPLoader.debug && typeof Asyncify !== "undefined") { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module["lastAsyncifyStackSource"] = new Error(); + } + return originalHandleSleep(startAsync); + } +} + +/** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ +const originalRemoveRunDependency = PHPLoader['removeRunDependency']; +PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } +} + +if (typeof NODEFS === 'object') { + // We override NODEFS.createNode() to add an `isSharedFS` flag to all NODEFS + // nodes. This way we can tell whether file-locking is needed and possible + // for an FS node, even if wrapped with PROXYFS. + const originalNodeFsCreateNode = NODEFS.createNode; + NODEFS.createNode = function createNodeWithSharedFlag() { + const node = originalNodeFsCreateNode.apply(NODEFS, arguments); + node.isSharedFS = true; + return node; + }; + + var originalHashAddNode = FS.hashAddNode; + FS.hashAddNode = function hashAddNodeIfNotSharedFS(node) { + if (node?.isSharedFS) { + // Avoid caching shared VFS nodes so multiple instances + // can access the same underlying filesystem without + // conflicting caches. + return; + } + return originalHashAddNode.apply(FS, arguments); + }; +} + +/** + * Expose the PHP version so the PHP class can make version-specific + * adjustments to `php.ini`. + */ +PHPLoader['phpVersion'] = (() => { + const [ major, minor, patch ] = phpVersionString.split('.').map(Number); + return { major, minor, patch }; +})(); + +return PHPLoader; + +// Close the opening bracket from esm-prefix.js: +} diff --git a/runtime-overlays/php-wasm-node-8-3/index.cjs b/runtime-overlays/php-wasm-node-8-3/index.cjs new file mode 100644 index 00000000..ac4cd8b6 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/index.cjs @@ -0,0 +1,92 @@ +var __create = Object.create; +var __defProp = Object.defineProperty; +var __getOwnPropDesc = Object.getOwnPropertyDescriptor; +var __getOwnPropNames = Object.getOwnPropertyNames; +var __getProtoOf = Object.getPrototypeOf; +var __hasOwnProp = Object.prototype.hasOwnProperty; +var __export = (target, all) => { + for (var name in all) + __defProp(target, name, { get: all[name], enumerable: true }); +}; +var __copyProps = (to, from, except, desc) => { + if (from && typeof from === "object" || typeof from === "function") { + for (let key of __getOwnPropNames(from)) + if (!__hasOwnProp.call(to, key) && key !== except) + __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable }); + } + return to; +}; +var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps( + // If the importer is in node compatibility mode or this is not an ESM + // file that has been converted to a CommonJS file using a Babel- + // compatible transform (i.e. "__esModule" has not been set), then set + // "default" to the CommonJS "module.exports" for node compatibility. + isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target, + mod +)); +var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod); + +// packages/php-wasm/node-builds/8-3/src/index.ts +var src_exports = {}; +__export(src_exports, { + getIntlExtensionPath: () => getIntlExtensionPath, + getMemcachedExtensionPath: () => getMemcachedExtensionPath, + getPHPLoaderModule: () => getPHPLoaderModule, + getRedisExtensionPath: () => getRedisExtensionPath, + getXdebugExtensionPath: () => getXdebugExtensionPath, + jspi: () => import_wasm_feature_detect.jspi +}); +module.exports = __toCommonJS(src_exports); +var import_wasm_feature_detect = require("wasm-feature-detect"); +var import_node_url = require("node:url"); +var import_node_path = require("node:path"); +var import_node_fs = require("node:fs"); +var import_meta = {}; +var currentDirPath = typeof __dirname !== "undefined" ? __dirname : (0, import_node_path.dirname)((0, import_node_url.fileURLToPath)(import_meta.url)); +var packageDir = (0, import_node_fs.existsSync)((0, import_node_path.join)(currentDirPath, "jspi")) ? currentDirPath : (0, import_node_path.dirname)(currentDirPath); +async function getPHPLoaderModule() { + if (await (0, import_wasm_feature_detect.jspi)()) { + return await import("./jspi/php_8_3.js"); + } else { + return await import("./asyncify/php_8_3.js"); + } +} +async function getIntlExtensionPath() { + if (await (0, import_wasm_feature_detect.jspi)()) { + return (0, import_node_path.join)(packageDir, "jspi/extensions/intl/intl.so"); + } else { + return (0, import_node_path.join)(packageDir, "asyncify/extensions/intl/intl.so"); + } +} +async function getXdebugExtensionPath() { + if (await (0, import_wasm_feature_detect.jspi)()) { + return (0, import_node_path.join)(packageDir, "jspi/extensions/xdebug/xdebug.so"); + } else { + return (0, import_node_path.join)(packageDir, "asyncify/extensions/xdebug/xdebug.so"); + } +} +async function getRedisExtensionPath() { + if (await (0, import_wasm_feature_detect.jspi)()) { + return (0, import_node_path.join)(packageDir, "jspi/extensions/redis/redis.so"); + } + throw new Error( + "The Redis extension requires JSPI (JavaScript Promise Integration) support. Your current environment is using asyncify, which cannot properly handle exceptions during Redis network operations. Please use Node.js 23+ or a browser with JSPI support to use the Redis extension." + ); +} +async function getMemcachedExtensionPath() { + if (await (0, import_wasm_feature_detect.jspi)()) { + return (0, import_node_path.join)(packageDir, "jspi/extensions/memcached/memcached.so"); + } + throw new Error( + "The Memcached extension requires JSPI (JavaScript Promise Integration) support. Your current environment is using asyncify, which cannot properly handle exceptions during Memcached network operations. Please use Node.js 23+ or a browser with JSPI support to use the Memcached extension." + ); +} +// Annotate the CommonJS export names for ESM import in node: +0 && (module.exports = { + getIntlExtensionPath, + getMemcachedExtensionPath, + getPHPLoaderModule, + getRedisExtensionPath, + getXdebugExtensionPath, + jspi +}); diff --git a/runtime-overlays/php-wasm-node-8-3/index.js b/runtime-overlays/php-wasm-node-8-3/index.js new file mode 100644 index 00000000..0c923598 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/index.js @@ -0,0 +1,52 @@ +// packages/php-wasm/node-builds/8-3/src/index.ts +import { jspi } from "wasm-feature-detect"; +import { fileURLToPath } from "node:url"; +import { dirname, join } from "node:path"; +import { existsSync } from "node:fs"; +var currentDirPath = typeof __dirname !== "undefined" ? __dirname : dirname(fileURLToPath(import.meta.url)); +var packageDir = existsSync(join(currentDirPath, "jspi")) ? currentDirPath : dirname(currentDirPath); +async function getPHPLoaderModule() { + if (await jspi()) { + return await import("./jspi/php_8_3.js"); + } else { + return await import("./asyncify/php_8_3.js"); + } +} +async function getIntlExtensionPath() { + if (await jspi()) { + return join(packageDir, "jspi/extensions/intl/intl.so"); + } else { + return join(packageDir, "asyncify/extensions/intl/intl.so"); + } +} +async function getXdebugExtensionPath() { + if (await jspi()) { + return join(packageDir, "jspi/extensions/xdebug/xdebug.so"); + } else { + return join(packageDir, "asyncify/extensions/xdebug/xdebug.so"); + } +} +async function getRedisExtensionPath() { + if (await jspi()) { + return join(packageDir, "jspi/extensions/redis/redis.so"); + } + throw new Error( + "The Redis extension requires JSPI (JavaScript Promise Integration) support. Your current environment is using asyncify, which cannot properly handle exceptions during Redis network operations. Please use Node.js 23+ or a browser with JSPI support to use the Redis extension." + ); +} +async function getMemcachedExtensionPath() { + if (await jspi()) { + return join(packageDir, "jspi/extensions/memcached/memcached.so"); + } + throw new Error( + "The Memcached extension requires JSPI (JavaScript Promise Integration) support. Your current environment is using asyncify, which cannot properly handle exceptions during Memcached network operations. Please use Node.js 23+ or a browser with JSPI support to use the Memcached extension." + ); +} +export { + getIntlExtensionPath, + getMemcachedExtensionPath, + getPHPLoaderModule, + getRedisExtensionPath, + getXdebugExtensionPath, + jspi +}; diff --git a/runtime-overlays/php-wasm-node-8-3-3.1.46.tgz b/runtime-overlays/php-wasm-node-8-3/jspi/8_3_32/php_8_3.wasm old mode 100644 new mode 100755 similarity index 65% rename from runtime-overlays/php-wasm-node-8-3-3.1.46.tgz rename to runtime-overlays/php-wasm-node-8-3/jspi/8_3_32/php_8_3.wasm index 54f48818..e32e2915 Binary files a/runtime-overlays/php-wasm-node-8-3-3.1.46.tgz and b/runtime-overlays/php-wasm-node-8-3/jspi/8_3_32/php_8_3.wasm differ diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/extensions/intl/intl.la b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/intl/intl.la new file mode 100644 index 00000000..0f191e31 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/intl/intl.la @@ -0,0 +1,35 @@ +# intl.la - a libtool library file +# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.492 2008/01/30 06:40:56) +# +# Please DO NOT delete this file! +# It is necessary for linking the library. + +# The name that we can dlopen(3). +dlname='intl.so' + +# Names of this library. +library_names='intl.so intl.so intl.so' + +# The name of the static archive. +old_library='' + +# Libraries that this one depends upon. +dependency_libs=' -L/root/lib' + +# Version information for intl. +current=0 +age=0 +revision=0 + +# Is this an already installed library? +installed=yes + +# Should we warn about portability when linking against -modules? +shouldnotlink=yes + +# Files to dlopen/dlpreopen +dlopen='' +dlpreopen='' + +# Directory that this library needs to be installed in: +libdir='/root/php-src/ext/intl/modules' diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/extensions/intl/intl.so b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/intl/intl.so new file mode 100755 index 00000000..42743cb0 Binary files /dev/null and b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/intl/intl.so differ diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/extensions/memcached/memcached.la b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/memcached/memcached.la new file mode 100644 index 00000000..f86080eb --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/memcached/memcached.la @@ -0,0 +1,35 @@ +# memcached.la - a libtool library file +# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.492 2008/01/30 06:40:56) +# +# Please DO NOT delete this file! +# It is necessary for linking the library. + +# The name that we can dlopen(3). +dlname='memcached.so' + +# Names of this library. +library_names='memcached.so memcached.so memcached.so' + +# The name of the static archive. +old_library='' + +# Libraries that this one depends upon. +dependency_libs=' -L/root/zlib/lib -L/root/libmemcached-install/lib' + +# Version information for memcached. +current=0 +age=0 +revision=0 + +# Is this an already installed library? +installed=yes + +# Should we warn about portability when linking against -modules? +shouldnotlink=yes + +# Files to dlopen/dlpreopen +dlopen='' +dlpreopen='' + +# Directory that this library needs to be installed in: +libdir='/root/php-memcached/modules' diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/extensions/memcached/memcached.so b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/memcached/memcached.so new file mode 100755 index 00000000..db549236 Binary files /dev/null and b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/memcached/memcached.so differ diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/extensions/redis/redis.la b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/redis/redis.la new file mode 100644 index 00000000..126575a0 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/redis/redis.la @@ -0,0 +1,35 @@ +# redis.la - a libtool library file +# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.492 2008/01/30 06:40:56) +# +# Please DO NOT delete this file! +# It is necessary for linking the library. + +# The name that we can dlopen(3). +dlname='redis.so' + +# Names of this library. +library_names='redis.so redis.so redis.so' + +# The name of the static archive. +old_library='' + +# Libraries that this one depends upon. +dependency_libs='' + +# Version information for redis. +current=0 +age=0 +revision=0 + +# Is this an already installed library? +installed=yes + +# Should we warn about portability when linking against -modules? +shouldnotlink=yes + +# Files to dlopen/dlpreopen +dlopen='' +dlpreopen='' + +# Directory that this library needs to be installed in: +libdir='/root/phpredis/modules' diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/extensions/redis/redis.so b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/redis/redis.so new file mode 100755 index 00000000..000549bf Binary files /dev/null and b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/redis/redis.so differ diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/extensions/xdebug/xdebug.la b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/xdebug/xdebug.la new file mode 100644 index 00000000..77276580 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/xdebug/xdebug.la @@ -0,0 +1,35 @@ +# xdebug.la - a libtool library file +# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.492 2008/01/30 06:40:56) +# +# Please DO NOT delete this file! +# It is necessary for linking the library. + +# The name that we can dlopen(3). +dlname='xdebug.so' + +# Names of this library. +library_names='xdebug.so xdebug.so xdebug.so' + +# The name of the static archive. +old_library='' + +# Libraries that this one depends upon. +dependency_libs='' + +# Version information for xdebug. +current=0 +age=0 +revision=0 + +# Is this an already installed library? +installed=yes + +# Should we warn about portability when linking against -modules? +shouldnotlink=yes + +# Files to dlopen/dlpreopen +dlopen='' +dlpreopen='' + +# Directory that this library needs to be installed in: +libdir='/root/xdebug/modules' diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/extensions/xdebug/xdebug.so b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/xdebug/xdebug.so new file mode 100755 index 00000000..d055679f Binary files /dev/null and b/runtime-overlays/php-wasm-node-8-3/jspi/extensions/xdebug/xdebug.so differ diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/php.js.bak b/runtime-overlays/php-wasm-node-8-3/jspi/php.js.bak new file mode 100644 index 00000000..b36f54c5 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/jspi/php.js.bak @@ -0,0 +1,10143 @@ +// include: shell.js +// include: minimum_runtime_check.js +// end include: minimum_runtime_check.js +// The Module object: Our interface to the outside world. We import +// and export values on it. There are various ways Module can be used: +// 1. Not defined. We create it here +// 2. A function parameter, function(moduleArg) => Promise +// 3. pre-run appended it, var Module = {}; ..generated code.. +// 4. External script tag defines var Module. +// We need to check if Module already exists (e.g. case 3 above). +// Substitution will be replaced with actual code on later stage of the build, +// this way Closure Compiler will not mangle it (e.g. case 4. above). +// Note that if you want to run closure, and also to use Module +// after the generated code, you will need to define var Module = {}; +// before the code. Then that object will be used in the code, and you +// can continue to use Module afterwards as well. +var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; + +var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; + +var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; + +// --pre-jses are emitted after the Module integration code, so that they can +// refer to Module (if they choose; they can also define Module) +var arguments_ = []; + +var thisProgram = "./this.program"; + +var quit_ = (status, toThrow) => { + throw toThrow; +}; + +var _scriptName; + +if (typeof __filename != "undefined") { + // Node + _scriptName = __filename; +} else /*no-op*/ {} + +// `/` should be present at the end if `scriptDirectory` is not empty +var scriptDirectory = ""; + +function locateFile(path) { + if (Module["locateFile"]) { + return Module["locateFile"](path, scriptDirectory); + } + return scriptDirectory + path; +} + +// Hooks that are implemented differently in different runtime environments. +var readAsync, readBinary; + +if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require("fs"); + scriptDirectory = __dirname + "/"; + // include: node_shell_read.js + readBinary = filename => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : "utf8"); + return ret; + }; + // end include: node_shell_read.js + if (process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, "/"); + } + arguments_ = process.argv.slice(2); + // MODULARIZE will export the module in the proper place outside, we don't need to export here + if (typeof module != "undefined") { + module["exports"] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; +} else // Note that this includes Node.js workers when relevant (pthreads is enabled). +// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and +// ENVIRONMENT_IS_NODE. +{} + +var out = console.log.bind(console); + +var err = console.error.bind(console); + +// end include: shell.js +// include: preamble.js +// === Preamble library stuff === +// Documentation for the public APIs defined in this file must be updated in: +// site/source/docs/api_reference/preamble.js.rst +// A prebuilt local version of the documentation is available at: +// site/build/text/docs/api_reference/preamble.js.txt +// You can also build docs locally as HTML or other formats in site/ +// An online HTML version (which may be of a different version of Emscripten) +// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html +var dynamicLibraries = []; + +var wasmBinary; + +// Wasm globals +//======================================== +// Runtime essentials +//======================================== +// whether we are quitting the application. no code should run after this. +// set in exit() and abort() +var ABORT = false; + +// set by exit() and abort(). Passed to 'onExit' handler. +// NOTE: This is also used as the process return code code in shell environments +// but only when noExitRuntime is false. +var EXITSTATUS; + +/** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = filename => filename.startsWith("file://"); + +// include: runtime_common.js +// include: runtime_stack_check.js +// end include: runtime_stack_check.js +// include: runtime_exceptions.js +// end include: runtime_exceptions.js +// include: runtime_debug.js +// end include: runtime_debug.js +// Memory management +var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; + +// BigInt64Array type is not correctly defined in closure +var /** not-@type {!BigInt64Array} */ HEAP64, /* BigUint64Array type is not correctly defined in closure +/** not-@type {!BigUint64Array} */ HEAPU64; + +var runtimeInitialized = false; + +var runtimeExited = false; + +function updateMemoryViews() { + var b = wasmMemory.buffer; + HEAP8 = new Int8Array(b); + HEAP16 = new Int16Array(b); + Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); + HEAPU16 = new Uint16Array(b); + HEAP32 = new Int32Array(b); + Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); + HEAPF32 = new Float32Array(b); + HEAPF64 = new Float64Array(b); + HEAP64 = new BigInt64Array(b); + HEAPU64 = new BigUint64Array(b); +} + +// include: memoryprofiler.js +// end include: memoryprofiler.js +// end include: runtime_common.js +var __RELOC_FUNCS__ = []; + +function preRun() { + if (Module["preRun"]) { + if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; + while (Module["preRun"].length) { + addOnPreRun(Module["preRun"].shift()); + } + } + // Begin ATPRERUNS hooks + callRuntimeCallbacks(onPreRuns); +} + +function initRuntime() { + runtimeInitialized = true; + callRuntimeCallbacks(__RELOC_FUNCS__); + // Begin ATINITS hooks + callRuntimeCallbacks(onInits); + if (!Module["noFSInit"] && !FS.initialized) FS.init(); + TTY.init(); + SOCKFS.root = FS.mount(SOCKFS, {}, null); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + // End ATINITS hooks + wasmExports["__wasm_call_ctors"](); + // Begin ATPOSTCTORS hooks + callRuntimeCallbacks(onPostCtors); + FS.ignorePermissions = false; +} + +function preMain() {} + +function exitRuntime() { + // PThreads reuse the runtime from the main thread. + ___funcs_on_exit(); + // Native atexit() functions + // Begin ATEXITS hooks + FS.quit(); + TTY.shutdown(); + // End ATEXITS hooks + runtimeExited = true; +} + +function postRun() { + // PThreads reuse the runtime from the main thread. + if (Module["postRun"]) { + if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; + while (Module["postRun"].length) { + addOnPostRun(Module["postRun"].shift()); + } + } + // Begin ATPOSTRUNS hooks + callRuntimeCallbacks(onPostRuns); +} + +/** @param {string|number=} what */ function abort(what) { + Module["onAbort"]?.(what); + what = "Aborted(" + what + ")"; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += ". Build with -sASSERTIONS for more info."; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; +} + +var wasmBinaryFile; + +function findWasmBinary() { + return locateFile(dependencyFilename); +} + +function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + // Throwing a plain string here, even though it not normally adviables since + // this gets turning into an `abort` in instantiateArrayBuffer. + throw "both async and sync fetching of the wasm failed"; +} + +async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); +} + +async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } +} + +async function instantiateAsync(binary, binaryFile, imports) { + if (!binary && !ENVIRONMENT_IS_NODE) { + try { + var response = fetch(binaryFile, { + credentials: "same-origin" + }); + var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err("falling back to ArrayBuffer instantiation"); + } + } + return instantiateArrayBuffer(binaryFile, imports); +} + +function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + var imports = { + "env": wasmImports, + "wasi_snapshot_preview1": wasmImports, + "GOT.mem": new Proxy(wasmImports, GOTHandler), + "GOT.func": new Proxy(wasmImports, GOTHandler) + }; + return imports; +} + +// Create the wasm instance. +// Receives the wasm imports, returns the exports. +async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { + wasmExports = instance.exports; + // No relocation needed here.. but calling this just so that updateGOT is + // called. + var origExports = wasmExports = relocateExports(wasmExports); + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + mergeLibSymbols(wasmExports, "main"); + var metadata = getDylinkMetadata(module); + if (metadata.neededDynlibs) { + dynamicLibraries = metadata.neededDynlibs.concat(dynamicLibraries); + } + assignWasmExports(wasmExports); + updateGOT(origExports); + Module["wasmExports"] = wasmExports; + LDSO.init(); + loadDylibs(); + updateMemoryViews(); + removeRunDependency("wasm-instantiate"); + return wasmExports; + } + addRunDependency("wasm-instantiate"); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + return receiveInstance(result["instance"], result["module"]); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module["instantiateWasm"]) { + return new Promise((resolve, reject) => { + Module["instantiateWasm"](info, (inst, mod) => { + resolve(receiveInstance(inst, mod)); + }); + }); + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + var exports = receiveInstantiationResult(result); + return exports; +} + +// With MAIN_MODULE + ASYNCIFY the normal method of placing stub functions in +// wasmImports for as-yet-undefined symbols doesn't work since ASYNCIFY then +// wraps these stub functions and we can't then replace them directly. Instead +// the stub functions call into `asyncifyStubs` which gets populated by the +// dynamic linker as symbols are loaded. +var asyncifyStubs = {}; + +// end include: preamble.js +// Begin JS library code +class ExitStatus { + name="ExitStatus"; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } +} +ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } +}; + +var GOT = {}; + +var currentModuleWeakSymbols = new Set([]); + +var GOTHandler = { + get(obj, symName) { + var rtn = GOT[symName]; + if (!rtn) { + rtn = GOT[symName] = new WebAssembly.Global({ + "value": "i32", + "mutable": true + }, -1); + } + if (!currentModuleWeakSymbols.has(symName)) { + // Any non-weak reference to a symbol marks it as `required`, which + // enabled `reportUndefinedSymbols` to report undefined symbol errors + // correctly. + rtn.required = true; + } + return rtn; + } +}; + +var callRuntimeCallbacks = callbacks => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } +}; + +var onPostRuns = []; + +var addOnPostRun = cb => onPostRuns.push(cb); + +var onPreRuns = []; + +var addOnPreRun = cb => onPreRuns.push(cb); + +var runDependencies = 0; + +var dependenciesFulfilled = null; + +var removeRunDependency = id => { + runDependencies--; + Module["monitorRunDependencies"]?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } +}; + +var addRunDependency = id => { + runDependencies++; + Module["monitorRunDependencies"]?.(runDependencies); +}; + +var UTF8Decoder = globalThis.TextDecoder && new TextDecoder; + +var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { + var maxIdx = idx + maxBytesToRead; + if (ignoreNul) return maxIdx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. + // As a tiny code save trick, compare idx against maxIdx using a negation, + // so that maxBytesToRead=undefined/NaN means Infinity. + while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; + return idx; +}; + +/** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead, ignoreNul) => { + var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); + // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ""; + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); + } + } + return str; +}; + +var getDylinkMetadata = binary => { + var offset = 0; + var end = 0; + function getU8() { + return binary[offset++]; + } + function getLEB() { + var ret = 0; + var mul = 1; + while (1) { + var byte = binary[offset++]; + ret += ((byte & 127) * mul); + mul *= 128; + if (!(byte & 128)) break; + } + return ret; + } + function getString() { + var len = getLEB(); + offset += len; + return UTF8ArrayToString(binary, offset - len, len); + } + function getStringList() { + var count = getLEB(); + var rtn = []; + while (count--) rtn.push(getString()); + return rtn; + } + /** @param {string=} message */ function failIf(condition, message) { + if (condition) throw new Error(message); + } + if (binary instanceof WebAssembly.Module) { + var dylinkSection = WebAssembly.Module.customSections(binary, "dylink.0"); + failIf(dylinkSection.length === 0, "need dylink section"); + binary = new Uint8Array(dylinkSection[0]); + end = binary.length; + } else { + var int32View = new Uint32Array(new Uint8Array(binary.subarray(0, 24)).buffer); + var magicNumberFound = int32View[0] == 1836278016; + failIf(!magicNumberFound, "need to see wasm magic number"); + // \0asm + // we should see the dylink custom section right after the magic number and wasm version + failIf(binary[8] !== 0, "need the dylink section to be first"); + offset = 9; + var section_size = getLEB(); + //section size + end = offset + section_size; + var name = getString(); + failIf(name !== "dylink.0"); + } + var customSection = { + neededDynlibs: [], + tlsExports: new Set, + weakImports: new Set, + runtimePaths: [] + }; + var WASM_DYLINK_MEM_INFO = 1; + var WASM_DYLINK_NEEDED = 2; + var WASM_DYLINK_EXPORT_INFO = 3; + var WASM_DYLINK_IMPORT_INFO = 4; + var WASM_DYLINK_RUNTIME_PATH = 5; + var WASM_SYMBOL_TLS = 256; + var WASM_SYMBOL_BINDING_MASK = 3; + var WASM_SYMBOL_BINDING_WEAK = 1; + while (offset < end) { + var subsectionType = getU8(); + var subsectionSize = getLEB(); + if (subsectionType === WASM_DYLINK_MEM_INFO) { + customSection.memorySize = getLEB(); + customSection.memoryAlign = getLEB(); + customSection.tableSize = getLEB(); + customSection.tableAlign = getLEB(); + } else if (subsectionType === WASM_DYLINK_NEEDED) { + customSection.neededDynlibs = getStringList(); + } else if (subsectionType === WASM_DYLINK_EXPORT_INFO) { + var count = getLEB(); + while (count--) { + var symname = getString(); + var flags = getLEB(); + if (flags & WASM_SYMBOL_TLS) { + customSection.tlsExports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_IMPORT_INFO) { + var count = getLEB(); + while (count--) { + var modname = getString(); + var symname = getString(); + var flags = getLEB(); + if ((flags & WASM_SYMBOL_BINDING_MASK) == WASM_SYMBOL_BINDING_WEAK) { + customSection.weakImports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_RUNTIME_PATH) { + customSection.runtimePaths = getStringList(); + } else { + // unknown subsection + offset += subsectionSize; + } + } + return customSection; +}; + +var newDSO = (name, handle, syms) => { + var dso = { + refcount: Infinity, + name, + exports: syms, + global: true + }; + LDSO.loadedLibsByName[name] = dso; + if (handle != undefined) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return dso; +}; + +var LDSO = { + loadedLibsByName: {}, + loadedLibsByHandle: {}, + init() { + newDSO("__main__", 0, wasmImports); + } +}; + +var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; + +var getMemory = size => { + // After the runtime is initialized, we must only use sbrk() normally. + if (runtimeInitialized) { + // Currently we don't support freeing of static data when modules are + // unloaded via dlclose. This function is tagged as `noleakcheck` to + // avoid having this reported as leak. + return _calloc(size, 1); + } + var ret = ___heap_base; + // Keep __heap_base stack aligned. + var end = ret + alignMemory(size, 16); + ___heap_base = end; + // After allocating the memory from the start of the heap we need to ensure + // that once the program starts it doesn't use this region. In relocatable + // mode we can just update the __heap_base symbol that we are exporting to + // the main module. + // When not relocatable `__heap_base` is fixed and exported by the main + // module, but we can update the `sbrk_ptr` value instead. We call + // `_emscripten_get_sbrk_ptr` knowing that it is safe to call prior to + // runtime initialization (unlike, the higher level sbrk function) + var sbrk_ptr = _emscripten_get_sbrk_ptr(); + HEAPU32[((sbrk_ptr) >> 2)] = end; + return ret; +}; + +var isInternalSym = symName => [ "memory", "__memory_base", "__table_base", "__stack_pointer", "__indirect_function_table", "__cpp_exception", "__c_longjmp", "__wasm_apply_data_relocs", "__dso_handle", "__tls_size", "__tls_align", "__set_stack_limits", "_emscripten_tls_init", "__wasm_init_tls", "__wasm_call_ctors", "__start_em_asm", "__stop_em_asm", "__start_em_js", "__stop_em_js" ].includes(symName) || symName.startsWith("__em_js__"); + +var wasmTableMirror = []; + +var getWasmTableEntry = funcPtr => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); + if (Asyncify.isAsyncExport(func)) { + wasmTableMirror[funcPtr] = func = Asyncify.makeAsyncFunction(func); + } + } + return func; +}; + +var updateTableMap = (offset, count) => { + if (functionsInTableMap) { + for (var i = offset; i < offset + count; i++) { + var item = getWasmTableEntry(i); + // Ignore null values. + if (item) { + functionsInTableMap.set(item, i); + } + } + } +}; + +var functionsInTableMap; + +var getFunctionAddress = func => { + // First, create the map if this is the first use. + if (!functionsInTableMap) { + functionsInTableMap = new WeakMap; + updateTableMap(0, wasmTable.length); + } + return functionsInTableMap.get(func) || 0; +}; + +var freeTableIndexes = []; + +var getEmptyTableSlot = () => { + // Reuse a free index if there is one, otherwise grow. + if (freeTableIndexes.length) { + return freeTableIndexes.pop(); + } + // Grow the table + return wasmTable["grow"](1); +}; + +var setWasmTableEntry = (idx, func) => { + /** @suppress {checkTypes} */ wasmTable.set(idx, func); + // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overridden to return wrapped + // functions so we need to call it here to retrieve the potential wrapper correctly + // instead of just storing 'func' directly into wasmTableMirror + /** @suppress {checkTypes} */ wasmTableMirror[idx] = wasmTable.get(idx); +}; + +var uleb128EncodeWithLen = arr => { + const n = arr.length; + // Note: this LEB128 length encoding produces extra byte for n < 128, + // but we don't care as it's only used in a temporary representation. + return [ (n % 128) | 128, n >> 7, ...arr ]; +}; + +var wasmTypeCodes = { + "i": 127, + // i32 + "p": 127, + // i32 + "j": 126, + // i64 + "f": 125, + // f32 + "d": 124, + // f64 + "e": 111 +}; + +var generateTypePack = types => uleb128EncodeWithLen(Array.from(types, type => { + var code = wasmTypeCodes[type]; + return code; +})); + +var convertJsFunctionToWasm = (func, sig) => { + // Rest of the module is static + var bytes = Uint8Array.of(0, 97, 115, 109, // magic ("\0asm") + 1, 0, 0, 0, // version: 1 + 1, // Type section code + // The module is static, with the exception of the type section, which is + // generated based on the signature passed in. + ...uleb128EncodeWithLen([ 1, // count: 1 + 96, // param types + ...generateTypePack(sig.slice(1)), // return types (for now only supporting [] if `void` and single [T] otherwise) + ...generateTypePack(sig[0] === "v" ? "" : sig[0]) ]), // The rest of the module is static + 2, 7, // import section + // (import "e" "f" (func 0 (type 0))) + 1, 1, 101, 1, 102, 0, 0, 7, 5, // export section + // (export "f" (func 0 (type 0))) + 1, 1, 102, 0, 0); + // We can compile this wasm module synchronously because it is very small. + // This accepts an import (at "e.f"), that it reroutes to an export (at "f") + var module = new WebAssembly.Module(bytes); + var instance = new WebAssembly.Instance(module, { + "e": { + "f": func + } + }); + var wrappedFunc = instance.exports["f"]; + return wrappedFunc; +}; + +/** @param {string=} sig */ var addFunction = (func, sig) => { + // Check if the function is already in the table, to ensure each function + // gets a unique index. + var rtn = getFunctionAddress(func); + if (rtn) { + return rtn; + } + // It's not in the table, add it now. + var ret = getEmptyTableSlot(); + // Set the new value. + try { + // Attempting to call this with JS function will cause of table.set() to fail + setWasmTableEntry(ret, func); + } catch (err) { + if (!(err instanceof TypeError)) { + throw err; + } + var wrapped = convertJsFunctionToWasm(func, sig); + setWasmTableEntry(ret, wrapped); + } + functionsInTableMap.set(func, ret); + return ret; +}; + +/** @param {boolean=} replace */ var updateGOT = (exports, replace) => { + for (var symName in exports) { + if (isInternalSym(symName)) { + continue; + } + var value = exports[symName]; + var existingEntry = GOT[symName] && GOT[symName].value != -1; + if (replace || !existingEntry) { + var newValue; + if (typeof value == "function") { + newValue = addFunction(value); + } else if (typeof value == "number") { + newValue = value; + } else { + // The GOT can only contain addresses (i.e data addresses or function + // addresses so we currently ignore other types export here. + continue; + } + GOT[symName] ??= new WebAssembly.Global({ + "value": "i32", + "mutable": true + }); + GOT[symName].value = newValue; + } + } +}; + +var isImmutableGlobal = val => { + if (val instanceof WebAssembly.Global) { + try { + val.value = val.value; + } catch { + return true; + } + } + return false; +}; + +var relocateExports = (exports, memoryBase = 0) => { + function relocateExport(name, value) { + // Detect immuable wasm global exports. These represent data addresses + // which are relative to `memoryBase` + if (isImmutableGlobal(value)) { + return value.value + memoryBase; + } + // Return unmodified value (no relocation required). + return value; + } + var relocated = {}; + for (var e in exports) { + relocated[e] = relocateExport(e, exports[e]); + } + return relocated; +}; + +var isSymbolDefined = symName => { + // Ignore 'stub' symbols that are auto-generated as part of the original + // `wasmImports` used to instantiate the main module. + var existing = wasmImports[symName]; + if (!existing || existing.stub) { + return false; + } + // Even if a symbol exists in wasmImports, and is not itself a stub, it + // could be an ASYNCIFY wrapper function that wraps a stub function. + if (symName in asyncifyStubs && !asyncifyStubs[symName]) { + return false; + } + return true; +}; + +var resolveGlobalSymbol = (symName, direct = false) => { + var sym; + if (isSymbolDefined(symName)) { + sym = wasmImports[symName]; + } + return { + sym, + name: symName + }; +}; + +var onPostCtors = []; + +var addOnPostCtor = cb => onPostCtors.push(cb); + +/** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index. + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead, ignoreNul) : ""; + +/** + * @param {string=} libName + * @param {Object=} localScope + * @param {number=} handle + */ var loadWebAssemblyModule = (binary, flags, libName, localScope, handle) => { + var metadata = getDylinkMetadata(binary); + // loadModule loads the wasm module after all its dependencies have been loaded. + // can be called both sync/async. + function loadModule() { + // alignments are powers of 2 + var memAlign = Math.pow(2, metadata.memoryAlign); + // prepare memory + var memoryBase = metadata.memorySize ? alignMemory(getMemory(metadata.memorySize + memAlign), memAlign) : 0; + // TODO: add to cleanups + var tableBase = metadata.tableSize ? wasmTable.length : 0; + if (handle) { + HEAP8[(handle) + (8)] = 1; + HEAPU32[(((handle) + (12)) >> 2)] = memoryBase; + HEAP32[(((handle) + (16)) >> 2)] = metadata.memorySize; + HEAPU32[(((handle) + (20)) >> 2)] = tableBase; + HEAP32[(((handle) + (24)) >> 2)] = metadata.tableSize; + } + if (metadata.tableSize) { + wasmTable.grow(metadata.tableSize); + } + // This is the export map that we ultimately return. We declare it here + // so it can be used within resolveSymbol. We resolve symbols against + // this local symbol map in the case there they are not present on the + // global Module object. We need this fallback because Modules sometime + // need to import their own symbols + var moduleExports; + function resolveSymbol(sym) { + var resolved = resolveGlobalSymbol(sym).sym; + if (!resolved && localScope) { + resolved = localScope[sym]; + } + if (!resolved) { + resolved = moduleExports[sym]; + } + return resolved; + } + // TODO kill ↓↓↓ (except "symbols local to this module", it will likely be + // not needed if we require that if A wants symbols from B it has to link + // to B explicitly: similarly to -Wl,--no-undefined) + // wasm dynamic libraries are pure wasm, so they cannot assist in + // their own loading. When side module A wants to import something + // provided by a side module B that is loaded later, we need to + // add a layer of indirection, but worse, we can't even tell what + // to add the indirection for, without inspecting what A's imports + // are. To do that here, we use a JS proxy (another option would + // be to inspect the binary directly). + var proxyHandler = { + get(stubs, prop) { + // symbols that should be local to this module + switch (prop) { + case "__memory_base": + return memoryBase; + + case "__table_base": + return tableBase; + } + if (prop in wasmImports && !wasmImports[prop].stub) { + // No stub needed, symbol already exists in symbol table + var res = wasmImports[prop]; + // Asyncify wraps exports, and we need to look through those wrappers. + if (res.orig) { + res = res.orig; + } + return res; + } + // Return a stub function that will resolve the symbol + // when first called. + if (!(prop in stubs)) { + var resolved; + stubs[prop] = (...args) => { + resolved ||= resolveSymbol(prop); + return resolved(...args); + }; + } + return stubs[prop]; + } + }; + var proxy = new Proxy({}, proxyHandler); + currentModuleWeakSymbols = metadata.weakImports; + var info = { + "GOT.mem": new Proxy({}, GOTHandler), + "GOT.func": new Proxy({}, GOTHandler), + "env": proxy, + "wasi_snapshot_preview1": proxy + }; + function postInstantiation(module, instance) { + // add new entries to functionsInTableMap + updateTableMap(tableBase, metadata.tableSize); + moduleExports = relocateExports(instance.exports, memoryBase); + updateGOT(moduleExports); + moduleExports = Asyncify.instrumentWasmExports(moduleExports); + if (!flags.allowUndefined) { + reportUndefinedSymbols(); + } + function addEmAsm(addr, body) { + var args = []; + for (var arity = 0; ;arity++) { + var argName = "$" + arity; + if (!body.includes(argName)) break; + args.push(argName); + } + args = args.join(","); + var func = `(${args}) => { ${body} };`; + ASM_CONSTS[start] = eval(func); + } + // Add any EM_ASM function that exist in the side module + if ("__start_em_asm" in moduleExports) { + var start = moduleExports["__start_em_asm"]; + var stop = moduleExports["__stop_em_asm"]; + while (start < stop) { + var jsString = UTF8ToString(start); + addEmAsm(start, jsString); + start = HEAPU8.indexOf(0, start) + 1; + } + } + function addEmJs(name, cSig, body) { + // The signature here is a C signature (e.g. "(int foo, char* bar)"). + // See `create_em_js` in emcc.py` for the build-time version of this + // code. + var jsArgs = []; + cSig = cSig.slice(1, -1); + if (cSig != "void") { + cSig = cSig.split(","); + for (var arg of cSig) { + var jsArg = arg.split(" ").pop(); + jsArgs.push(jsArg.replace("*", "")); + } + } + var func = `(${jsArgs}) => ${body};`; + moduleExports[name] = eval(func); + } + for (var name in moduleExports) { + if (name.startsWith("__em_js__")) { + var start = moduleExports[name]; + var jsString = UTF8ToString(start); + // EM_JS strings are stored in the data section in the form + // SIG<::>BODY. + var [sig, body] = jsString.split("<::>"); + addEmJs(name.replace("__em_js__", ""), sig, body); + delete moduleExports[name]; + } + } + // initialize the module + var applyRelocs = moduleExports["__wasm_apply_data_relocs"]; + if (applyRelocs) { + if (runtimeInitialized) { + applyRelocs(); + } else { + __RELOC_FUNCS__.push(applyRelocs); + } + } + var init = moduleExports["__wasm_call_ctors"]; + if (init) { + if (runtimeInitialized) { + init(); + } else { + // we aren't ready to run compiled code yet + addOnPostCtor(init); + } + } + return moduleExports; + } + if (flags.loadAsync) { + return (async () => { + var instance; + if (binary instanceof WebAssembly.Module) { + instance = new WebAssembly.Instance(binary, info); + } else { + // Destructuring assignment without declaration has to be wrapped + // with parens or parser will treat the l-value as an object + // literal instead. + (((({module: binary, instance} = await WebAssembly.instantiate(binary, info))))); + } + return postInstantiation(binary, instance); + })(); + } + var module = binary instanceof WebAssembly.Module ? binary : new WebAssembly.Module(binary); + var instance = new WebAssembly.Instance(module, info); + return postInstantiation(module, instance); + } + // We need to set rpath in flags based on the current library's rpath. + // We can't mutate flags or else if a depends on b and c and b depends on d, + // then c will be loaded with b's rpath instead of a's. + flags = { + ...flags, + rpath: { + parentLibPath: libName, + paths: metadata.runtimePaths + } + }; + // now load needed libraries and the module itself. + if (flags.loadAsync) { + return metadata.neededDynlibs.reduce((chain, dynNeeded) => chain.then(() => loadDynamicLibrary(dynNeeded, flags, localScope)), Promise.resolve()).then(loadModule); + } + for (var needed of metadata.neededDynlibs) { + loadDynamicLibrary(needed, flags, localScope); + } + return loadModule(); +}; + +var mergeLibSymbols = (exports, libName) => { + // add symbols into global namespace TODO: weak linking etc. + for (var [sym, exp] of Object.entries(exports)) { + // When RTLD_GLOBAL is enabled, the symbols defined by this shared object + // will be made available for symbol resolution of subsequently loaded + // shared objects. + // We should copy the symbols (which include methods and variables) from + // SIDE_MODULE to MAIN_MODULE. + const setImport = target => { + if (target in asyncifyStubs) { + asyncifyStubs[target] = exp; + } + if (!isSymbolDefined(target)) { + wasmImports[target] = exp; + } + }; + setImport(sym); + // Special case for handling of main symbol: If a side module exports + // `main` that also acts a definition for `__main_argc_argv` and vice + // versa. + const main_alias = "__main_argc_argv"; + if (sym == "main") { + setImport(main_alias); + } + if (sym == main_alias) { + setImport("main"); + } + } +}; + +var asyncLoad = async url => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); +}; + +var preloadPlugins = []; + +var registerWasmPlugin = () => { + // Use string keys here for public methods to avoid minification since the + // plugin consumer also uses string keys. + var wasmPlugin = { + promiseChainEnd: Promise.resolve(), + "canHandle": name => !Module["noWasmDecoding"] && name.endsWith(".so"), + "handle": async (byteArray, name) => // loadWebAssemblyModule can not load modules out-of-order, so rather + // than just running the promises in parallel, this makes a chain of + // promises to run in series. + wasmPlugin.promiseChainEnd = wasmPlugin.promiseChainEnd.then(async () => { + try { + var exports = await loadWebAssemblyModule(byteArray, { + loadAsync: true, + nodelete: true + }, name, {}); + } catch (error) { + throw new Error(`failed to instantiate wasm: ${name}: ${error}`); + } + preloadedWasm[name] = exports; + return byteArray; + }) + }; + preloadPlugins.push(wasmPlugin); +}; + +var preloadedWasm = {}; + +var PATH = { + isAbs: path => path.charAt(0) === "/", + splitPath: filename => { + var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === ".") { + parts.splice(i, 1); + } else if (last === "..") { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (;up; up--) { + parts.unshift(".."); + } + } + return parts; + }, + normalize: path => { + var isAbsolute = PATH.isAbs(path), trailingSlash = path.slice(-1) === "/"; + // Normalize the path + path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); + if (!path && !isAbsolute) { + path = "."; + } + if (path && trailingSlash) { + path += "/"; + } + return (isAbsolute ? "/" : "") + path; + }, + dirname: path => { + var result = PATH.splitPath(path), root = result[0], dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return "."; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.slice(0, -1); + } + return root + dir; + }, + basename: path => path && path.match(/([^\/]+|\/)\/*$/)[1], + join: (...paths) => PATH.normalize(paths.join("/")), + join2: (l, r) => PATH.normalize(l + "/" + r) +}; + +var replaceORIGIN = (parentLibName, rpath) => { + if (rpath.startsWith("$ORIGIN")) { + // TODO: what to do if we only know the relative path of the file? It will return "." here. + var origin = PATH.dirname(parentLibName); + return rpath.replace("$ORIGIN", origin); + } + return rpath; +}; + +var stackSave = () => _emscripten_stack_get_current(); + +var stackRestore = val => __emscripten_stack_restore(val); + +var withStackSave = f => { + var stack = stackSave(); + var ret = f(); + stackRestore(stack); + return ret; +}; + +var stackAlloc = sz => __emscripten_stack_alloc(sz); + +var lengthBytesUTF8 = str => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; +}; + +var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.codePointAt(i); + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. + // We need to manually skip over the second code unit for correct iteration. + i++; + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; +}; + +var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + +var stringToUTF8OnStack = str => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; +}; + +var initRandomFill = () => view => crypto.getRandomValues(view); + +var randomFill = view => { + // Lazily init on the first invocation. + (randomFill = initRandomFill())(view); +}; + +var PATH_FS = { + resolve: (...args) => { + var resolvedPath = "", resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = (i >= 0) ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != "string") { + throw new TypeError("Arguments to path.resolve must be strings"); + } else if (!path) { + return ""; + } + resolvedPath = path + "/" + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); + return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).slice(1); + to = PATH_FS.resolve(to).slice(1); + function trim(arr) { + var start = 0; + for (;start < arr.length; start++) { + if (arr[start] !== "") break; + } + var end = arr.length - 1; + for (;end >= 0; end--) { + if (arr[end] !== "") break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split("/")); + var toParts = trim(to.split("/")); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push(".."); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join("/"); + } +}; + +var FS_stdin_getChar_buffer = []; + +/** @type {function(string, boolean=, number=)} */ var intArrayFromString = (stringy, dontAddNull, length) => { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; +}; + +var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes("EOF")) bytesRead = 0; else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString("utf-8"); + } + } else {} + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); +}; + +var TTY = { + ttys: [], + init() {}, + shutdown() {}, + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [ 24, 80 ]; + } + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + } + } +}; + +var zeroMemory = (ptr, size) => HEAPU8.fill(0, ptr, ptr + size); + +var mmapAlloc = size => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; +}; + +var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, "/", 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink + }, + stream: { + llseek: MEMFS.stream_ops.llseek + } + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync + } + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink + }, + stream: {} + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: FS.chrdev_stream_ops + } + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); + } + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of [ "mode", "atime", "mtime", "ctime" ]) { + if (attr[key] != null) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + if (!MEMFS.doesNotExistError) { + MEMFS.doesNotExistError = new FS.ErrnoError(44); + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = ""; + } + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = new_dir.mtime = old_node.parent.ctime = old_node.parent.mtime = Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return [ ".", "..", ...Object.keys(node.contents) ]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + } + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set(contents.subarray(position, position + size), offset); + } else { + for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if (buffer.subarray && (!node.contents || node.contents.subarray)) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray(offset, offset + length); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set(buffer.subarray(offset, offset + length), position); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set(buffer.subarray(offset, offset + length), position); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if (!(flags & 2) && contents && contents.buffer === HEAP8.buffer) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if (position > 0 || position + length < contents.length) { + if (contents.subarray) { + contents = contents.subarray(position, position + length); + } else { + contents = Array.prototype.slice.call(contents, position, position + length); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + } + } +}; + +var FS_modeStringToFlags = str => { + var flagModes = { + "r": 0, + "r+": 2, + "w": 512 | 64 | 1, + "w+": 512 | 64 | 2, + "a": 1024 | 64 | 1, + "a+": 1024 | 64 | 2 + }; + var flags = flagModes[str]; + if (typeof flags == "undefined") { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; +}; + +var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; +}; + +var ERRNO_CODES = { + "EPERM": 63, + "ENOENT": 44, + "ESRCH": 71, + "EINTR": 27, + "EIO": 29, + "ENXIO": 60, + "E2BIG": 1, + "ENOEXEC": 45, + "EBADF": 8, + "ECHILD": 12, + "EAGAIN": 6, + "EWOULDBLOCK": 6, + "ENOMEM": 48, + "EACCES": 2, + "EFAULT": 21, + "ENOTBLK": 105, + "EBUSY": 10, + "EEXIST": 20, + "EXDEV": 75, + "ENODEV": 43, + "ENOTDIR": 54, + "EISDIR": 31, + "EINVAL": 28, + "ENFILE": 41, + "EMFILE": 33, + "ENOTTY": 59, + "ETXTBSY": 74, + "EFBIG": 22, + "ENOSPC": 51, + "ESPIPE": 70, + "EROFS": 69, + "EMLINK": 34, + "EPIPE": 64, + "EDOM": 18, + "ERANGE": 68, + "ENOMSG": 49, + "EIDRM": 24, + "ECHRNG": 106, + "EL2NSYNC": 156, + "EL3HLT": 107, + "EL3RST": 108, + "ELNRNG": 109, + "EUNATCH": 110, + "ENOCSI": 111, + "EL2HLT": 112, + "EDEADLK": 16, + "ENOLCK": 46, + "EBADE": 113, + "EBADR": 114, + "EXFULL": 115, + "ENOANO": 104, + "EBADRQC": 103, + "EBADSLT": 102, + "EDEADLOCK": 16, + "EBFONT": 101, + "ENOSTR": 100, + "ENODATA": 116, + "ETIME": 117, + "ENOSR": 118, + "ENONET": 119, + "ENOPKG": 120, + "EREMOTE": 121, + "ENOLINK": 47, + "EADV": 122, + "ESRMNT": 123, + "ECOMM": 124, + "EPROTO": 65, + "EMULTIHOP": 36, + "EDOTDOT": 125, + "EBADMSG": 9, + "ENOTUNIQ": 126, + "EBADFD": 127, + "EREMCHG": 128, + "ELIBACC": 129, + "ELIBBAD": 130, + "ELIBSCN": 131, + "ELIBMAX": 132, + "ELIBEXEC": 133, + "ENOSYS": 52, + "ENOTEMPTY": 55, + "ENAMETOOLONG": 37, + "ELOOP": 32, + "EOPNOTSUPP": 138, + "EPFNOSUPPORT": 139, + "ECONNRESET": 15, + "ENOBUFS": 42, + "EAFNOSUPPORT": 5, + "EPROTOTYPE": 67, + "ENOTSOCK": 57, + "ENOPROTOOPT": 50, + "ESHUTDOWN": 140, + "ECONNREFUSED": 14, + "EADDRINUSE": 3, + "ECONNABORTED": 13, + "ENETUNREACH": 40, + "ENETDOWN": 38, + "ETIMEDOUT": 73, + "EHOSTDOWN": 142, + "EHOSTUNREACH": 23, + "EINPROGRESS": 26, + "EALREADY": 7, + "EDESTADDRREQ": 17, + "EMSGSIZE": 35, + "EPROTONOSUPPORT": 66, + "ESOCKTNOSUPPORT": 137, + "EADDRNOTAVAIL": 4, + "ENETRESET": 39, + "EISCONN": 30, + "ENOTCONN": 53, + "ETOOMANYREFS": 141, + "EUSERS": 136, + "EDQUOT": 19, + "ESTALE": 72, + "ENOTSUP": 138, + "ENOMEDIUM": 148, + "EILSEQ": 25, + "EOVERFLOW": 61, + "ECANCELED": 11, + "ENOTRECOVERABLE": 56, + "EOWNERDEAD": 62, + "ESTRPIPE": 135 +}; + +var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding("constants")["fs"]; + NODEFS.flagsForNodeMap = { + 1024: flags["O_APPEND"], + 64: flags["O_CREAT"], + 128: flags["O_EXCL"], + 256: flags["O_NOCTTY"], + 0: flags["O_RDONLY"], + 2: flags["O_RDWR"], + 4096: flags["O_SYNC"], + 512: flags["O_TRUNC"], + 1: flags["O_WRONLY"], + 131072: flags["O_NOFOLLOW"] + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + getattr(func, node) { + var stat = NODEFS.tryFSOperation(func); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: node.id, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + }, + setattr(arg, node, attr, chmod, utimes, truncate, stat) { + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + chmod(arg, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (typeof (attr.atime ?? attr.mtime) === "number") { + // Unfortunately, we have to stat the current value if we don't want + // to change it. On top of that, since the times don't round trip + // this will only keep the value nearly unchanged not exactly + // unchanged. See: + // https://github.com/nodejs/node/issues/56492 + var atime = new Date(attr.atime ?? stat(arg).atime); + var mtime = new Date(attr.mtime ?? stat(arg).mtime); + utimes(arg, atime, mtime); + } + if (attr.size !== undefined) { + truncate(arg, attr.size); + } + }); + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + return NODEFS.getattr(() => fs.lstatSync(path), node); + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + if (attr.mode != null && attr.dontFollow) { + throw new FS.ErrnoError(52); + } + NODEFS.setattr(path, node, attr, fs.chmodSync, fs.utimesSync, fs.truncateSync, fs.lstatSync); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, "", { + mode: node.mode + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + } + }, + stream_ops: { + getattr(stream) { + return NODEFS.getattr(() => fs.fstatSync(stream.nfd), stream.node); + }, + setattr(stream, attr) { + NODEFS.setattr(stream.nfd, stream.node, attr, fs.fchmodSync, fs.futimesSync, fs.ftruncateSync, fs.fstatSync); + }, + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + stream.shared.refcount = 1; + stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if (stream.nfd && --stream.shared.refcount === 0) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + } + } +}; + +var PROXYFS = { + mount(mount) { + return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, "", { + mode: node.mode + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr(stream.node); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + } + } +}; + +var FS_createDataFile = (...args) => FS.createDataFile(...args); + +var getUniqueRunDependency = id => id; + +var FS_handledByPreloadPlugin = async (byteArray, fullname) => { + // Ensure plugins are ready. + if (typeof Browser != "undefined") Browser.init(); + for (var plugin of preloadPlugins) { + if (plugin["canHandle"](fullname)) { + return plugin["handle"](byteArray, fullname); + } + } + // In no plugin handled this file then return the original/unmodified + // byteArray. + return byteArray; +}; + +var FS_preloadFile = async (parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + addRunDependency(dep); + try { + var byteArray = url; + if (typeof url == "string") { + byteArray = await asyncLoad(url); + } + byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); + } + } finally { + removeRunDependency(dep); + } +}; + +var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { + FS_preloadFile(parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish).then(onload).catch(onerror); +}; + +var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: "/", + initialized: false, + ignorePermissions: true, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + ErrnoError: class { + name="ErrnoError"; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + FSStream: class { + shared={}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return (this.flags & 1024); + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops={}; + stream_ops={}; + readMode=292 | 73; + writeMode=146; + mounted=null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val ? this.mode |= this.readMode : this.mode &= ~this.readMode; + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) { + throw new FS.ErrnoError(44); + } + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + "/" + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split("/").filter(p => !!p); + // start at the root + var current = FS.root; + var current_path = "/"; + for (var i = 0; i < parts.length; i++) { + var islast = (i === parts.length - 1); + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === ".") { + continue; + } + if (parts[i] === "..") { + current_path = PATH.dirname(current_path); + if (FS.isRoot(current)) { + path = current_path + "/" + parts.slice(i + 1).join("/"); + // We're making progress here, don't let many consecutive ..'s + // lead to ELOOP + nlinks--; + continue linkloop; + } else { + current = current.parent; + } + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if ((e?.errno === 44) && islast && opts.noent_okay) { + return { + path: current_path + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if (FS.isMountpoint(current) && (!islast || opts.follow_mount)) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + "/" + link; + } + path = link + "/" + parts.slice(i + 1).join("/"); + continue linkloop; + } + } + return { + path: current_path, + node: current + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = [ "r", "w", "rw" ][flag & 3]; + if ((flag & 512)) { + perms += "w"; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes("r") && !(node.mode & 292)) { + return 2; + } else if (perms.includes("w") && !(node.mode & 146)) { + return 2; + } else if (perms.includes("x") && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, "x"); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, "wx"); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, "wx"); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if (FS.flagsToPermissionString(flags) !== "r" || (flags & (512 | 64))) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + checkOpExists(op, err) { + if (!op) { + throw new FS.ErrnoError(err); + } + return op; + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: fd => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream, stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + doSetAttr(stream, node, attr) { + var setattr = stream?.stream_ops.setattr; + var arg = setattr ? stream : node; + setattr ??= node.node_ops.setattr; + FS.checkOpExists(setattr, 63); + setattr(arg, attr); + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + } + }, + major: dev => ((dev) >> 8), + minor: dev => ((dev) & 255), + makedev: (ma, mi) => ((ma) << 8 | (mi)), + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops + }; + }, + getDevice: dev => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [ mount ]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == "function") { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + for (var mount of mounts) { + if (mount.type.syncfs) { + mount.type.syncfs(mount, populate, done); + } else { + done(null); + } + } + }, + mount(type, opts, mountpoint) { + var root = mountpoint === "/"; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + + } + var mount = { + type, + opts, + mountpoint, + mounts: [] + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + for (var [hash, current] of Object.entries(FS.nameTable)) { + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + } + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name) { + throw new FS.ErrnoError(28); + } + if (name === "." || name === "..") { + throw new FS.ErrnoError(20); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + return FS.statfsNode(FS.lookupPath(path, { + follow: true + }).node); + }, + statfsStream(stream) { + // We keep a separate statfsStream function because noderawfs overrides + // it. In noderawfs, stream.node is sometimes null. Instead, we need to + // look at stream.path. + return FS.statfsNode(stream.node); + }, + statfsNode(node) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. Currently nodefs and rawfs replace these defaults, + // other file systems leave them alone. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255 + }; + if (node.node_ops.statfs) { + Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split("/"); + var d = ""; + for (var dir of dirs) { + if (!dir) continue; + if (d || PATH.isAbs(path)) d += "/"; + d += dir; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == "undefined") { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var readdir = FS.checkOpExists(node.node_ops.readdir, 54); + return readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + var node = lookup.node; + var getattr = FS.checkOpExists(node.node_ops.getattr, 63); + return getattr(node); + }, + fstat(fd) { + var stream = FS.getStreamChecked(fd); + var node = stream.node; + var getattr = stream.stream_ops.getattr; + var arg = getattr ? stream : node; + getattr ??= node.node_ops.getattr; + FS.checkOpExists(getattr, 63); + return getattr(arg); + }, + lstat(path) { + return FS.stat(path, true); + }, + doChmod(stream, node, mode, dontFollow) { + FS.doSetAttr(stream, node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + dontFollow + }); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChmod(null, node, mode, dontFollow); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.doChmod(stream, stream.node, mode, false); + }, + doChown(stream, node, dontFollow) { + FS.doSetAttr(stream, node, { + timestamp: Date.now(), + dontFollow + }); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChown(null, node, dontFollow); + }, + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.doChown(stream, stream.node, false); + }, + doTruncate(stream, node, len) { + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.doSetAttr(stream, node, { + size: len, + timestamp: Date.now() + }); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: true + }); + node = lookup.node; + } else { + node = path; + } + FS.doTruncate(null, node, len); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if (len < 0 || (stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.doTruncate(stream, stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var setattr = FS.checkOpExists(node.node_ops.setattr, 63); + setattr(node, { + atime, + mtime + }); + }, + open(path, flags, mode = 438) { + if (path === "") { + throw new FS.ErrnoError(44); + } + flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; + if ((flags & 64)) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + var isDirPath; + if (typeof path == "object") { + node = path; + } else { + isDirPath = path.endsWith("/"); + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if ((flags & 64)) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if ((flags & 128)) { + throw new FS.ErrnoError(20); + } + } else if (isDirPath) { + throw new FS.ErrnoError(31); + } else { + // node doesn't exist, try to create it + // Ignore the permission bits here to ensure we can `open` this new + // file below. We use chmod below the apply the permissions once the + // file is open. + node = FS.mknod(path, mode | 511, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if ((flags & 65536) && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if ((flags & 512) && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (created) { + FS.chmod(node, mode & 511); + } + if (Module["logReadFiles"] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap(stream, length, position, prot, flags); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || "binary"; + if (opts.encoding !== "utf8" && opts.encoding !== "binary") { + abort(`Invalid encoding type "${opts.encoding}"`); + } + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === "utf8") { + buf = UTF8ArrayToString(buf); + } + FS.close(stream); + return buf; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == "string") { + data = new Uint8Array(intArrayFromString(data, true)); + } + if (ArrayBuffer.isView(data)) { + FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); + } else { + abort("Unsupported data type"); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, "x"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir("/tmp"); + FS.mkdir("/home"); + FS.mkdir("/home/web_user"); + }, + createDefaultDevices() { + // create /dev + FS.mkdir("/dev"); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0 + }); + FS.mkdev("/dev/null", FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev("/dev/tty", FS.makedev(5, 0)); + FS.mkdev("/dev/tty1", FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomFill(randomBuffer); + randomLeft = randomBuffer.byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice("/dev", "random", randomByte); + FS.createDevice("/dev", "urandom", randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir("/dev/shm"); + FS.mkdir("/dev/shm/tmp"); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir("/proc"); + var proc_self = FS.mkdir("/proc/self"); + FS.mkdir("/proc/self/fd"); + FS.mount({ + mount() { + var node = FS.createNode(proc_self, "fd", 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: "fake" + }, + node_ops: { + readlink: () => stream.path + }, + id: fd + 1 + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()).filter(([k, v]) => v).map(([k, v]) => k.toString()); + } + }; + return node; + } + }, {}, "/proc/self/fd"); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice("/dev", "stdin", input); + } else { + FS.symlink("/dev/tty", "/dev/stdin"); + } + if (output) { + FS.createDevice("/dev", "stdout", null, output); + } else { + FS.symlink("/dev/tty", "/dev/stdout"); + } + if (error) { + FS.createDevice("/dev", "stderr", null, error); + } else { + FS.symlink("/dev/tty1", "/dev/stderr"); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open("/dev/stdin", 0); + var stdout = FS.open("/dev/stdout", 1); + var stderr = FS.open("/dev/stderr", 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, "/"); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + "MEMFS": MEMFS, + "NODEFS": NODEFS, + "PROXYFS": PROXYFS + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module["stdin"]; + output ??= Module["stdout"]; + error ??= Module["stderr"]; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var stream of FS.streams) { + if (stream) { + FS.close(stream); + } + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null + }; + try { + var lookup = FS.lookupPath(path, { + parent: true + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === "/"; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + var parts = path.split("/").reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) { + if (e.errno != 20) throw e; + } + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == "string") { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; + if (globalThis.XMLHttpRequest) { + abort("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown=false; + chunks=[]; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest; + xhr.open("HEAD", url, false); + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + var datalength = Number(xhr.getResponseHeader("Content-length")); + var header; + var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; + var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) abort("invalid range (" + from + ", " + to + ") or no bytes requested!"); + if (to > datalength - 1) abort("only " + datalength + " bytes available! programmer error!"); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest; + xhr.open("GET", url, false); + if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); + // Some hints to the browser that we want binary data. + xhr.responseType = "arraybuffer"; + if (xhr.overrideMimeType) { + xhr.overrideMimeType("text/plain; charset=x-user-defined"); + } + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + if (xhr.response !== undefined) { + return new Uint8Array(/** @type{Array} */ (xhr.response || [])); + } + return intArrayFromString(xhr.responseText || "", true); + }; + var lazyArray = this; + lazyArray.setDataGetter(chunkNum => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == "undefined") { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == "undefined") abort("doXHR failed!"); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out("LazyFiles on gzip forces download of the whole file when length is accessed"); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (globalThis.XMLHttpRequest) { + if (!ENVIRONMENT_IS_WORKER) abort("Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"); + var lazyArray = new LazyUint8Array; + var properties = { + isDevice: false, + contents: lazyArray + }; + } else { + var properties = { + isDevice: false, + url + }; + } + var node = FS.createFile(parent, name, properties, canRead, canWrite); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function() { + return this.contents.length; + } + } + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + for (const [key, fn] of Object.entries(node.stream_ops)) { + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + } + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true + }; + }; + node.stream_ops = stream_ops; + return node; + } +}; + +var findLibraryFS = (libName, rpath) => { + // If we're preloading a dynamic library, the runtime is not ready to call + // __wasmfs_identify or __emscripten_find_dylib. So just quit out. + // This means that DT_NEEDED for the main module and transitive dependencies + // of it won't work with this code path. Similarly, it means that calling + // loadDynamicLibrary in a preRun hook can't use this code path. + if (!runtimeInitialized) { + return undefined; + } + if (PATH.isAbs(libName)) { + try { + FS.lookupPath(libName); + return libName; + } catch (e) { + return undefined; + } + } + var rpathResolved = (rpath?.paths || []).map(p => replaceORIGIN(rpath?.parentLibPath, p)); + return withStackSave(() => { + // In dylink.c we use: `char buf[2*NAME_MAX+2];` and NAME_MAX is 255. + // So we use the same size here. + var bufSize = 2 * 255 + 2; + var buf = stackAlloc(bufSize); + var rpathC = stringToUTF8OnStack(rpathResolved.join(":")); + var libNameC = stringToUTF8OnStack(libName); + var resLibNameC = __emscripten_find_dylib(buf, rpathC, libNameC, bufSize); + return resLibNameC ? UTF8ToString(resLibNameC) : undefined; + }); +}; + +/** + * @param {number=} handle + * @param {Object=} localScope + */ function loadDynamicLibrary(libName, flags = { + global: true, + nodelete: true +}, localScope, handle) { + // when loadDynamicLibrary did not have flags, libraries were loaded + // globally & permanently + var dso = LDSO.loadedLibsByName[libName]; + if (dso) { + // the library is being loaded or has been loaded already. + if (!flags.global) { + if (localScope) { + Object.assign(localScope, dso.exports); + } + } else if (!dso.global) { + // The library was previously loaded only locally but not + // we have a request with global=true. + dso.global = true; + mergeLibSymbols(dso.exports, libName); + } + // same for "nodelete" + if (flags.nodelete && dso.refcount !== Infinity) { + dso.refcount = Infinity; + } + dso.refcount++; + if (handle) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return flags.loadAsync ? Promise.resolve(true) : true; + } + // allocate new DSO + dso = newDSO(libName, handle, "loading"); + dso.refcount = flags.nodelete ? Infinity : 1; + dso.global = flags.global; + // libName -> libData + function loadLibData() { + // for wasm, we can use fetch for async, but for fs mode we can only imitate it + if (handle) { + var data = HEAPU32[(((handle) + (28)) >> 2)]; + var dataSize = HEAPU32[(((handle) + (32)) >> 2)]; + if (data && dataSize) { + var libData = HEAP8.slice(data, data + dataSize); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + } + var f = findLibraryFS(libName, flags.rpath); + if (f) { + var libData = FS.readFile(f, { + encoding: "binary" + }); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + var libFile = locateFile(libName); + if (flags.loadAsync) { + return asyncLoad(libFile); + } + // load the binary synchronously + if (!readBinary) { + throw new Error(`${libFile}: file not found, and synchronous loading of external files is not available`); + } + return readBinary(libFile); + } + // libName -> exports + function getExports() { + // lookup preloaded cache first + var preloaded = preloadedWasm[libName]; + if (preloaded) { + return flags.loadAsync ? Promise.resolve(preloaded) : preloaded; + } + // module not preloaded - load lib data and create new module from it + if (flags.loadAsync) { + return loadLibData().then(libData => loadWebAssemblyModule(libData, flags, libName, localScope, handle)); + } + return loadWebAssemblyModule(loadLibData(), flags, libName, localScope, handle); + } + // module for lib is loaded - update the dso & global namespace + function moduleLoaded(exports) { + if (dso.global) { + mergeLibSymbols(exports, libName); + } else if (localScope) { + Object.assign(localScope, exports); + } + dso.exports = exports; + } + if (flags.loadAsync) { + return getExports().then(exports => { + moduleLoaded(exports); + return true; + }); + } + moduleLoaded(getExports()); + return true; +} + +var reportUndefinedSymbols = () => { + for (var [symName, entry] of Object.entries(GOT)) { + if (entry.value == -1) { + var value = resolveGlobalSymbol(symName, true).sym; + if (!value && !entry.required) { + // Ignore undefined symbols that are imported as weak. + entry.value = 0; + continue; + } + if (typeof value == "function") { + /** @suppress {checkTypes} */ entry.value = addFunction(value, value.sig); + } else if (typeof value == "number") { + entry.value = value; + } else { + throw new Error(`bad export type for '${symName}': ${typeof value} (${value})`); + } + } + } +}; + +var loadDylibs = async () => { + if (!dynamicLibraries.length) { + reportUndefinedSymbols(); + return; + } + addRunDependency("loadDylibs"); + // Load binaries asynchronously + for (var lib of dynamicLibraries) { + await loadDynamicLibrary(lib, { + loadAsync: true, + global: true, + nodelete: true, + allowUndefined: true + }); + } + // we got them all, wonderful + reportUndefinedSymbols(); + removeRunDependency("loadDylibs"); +}; + +var noExitRuntime = false; + +var ___assert_fail = (condition, filename, line, func) => abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); + +___assert_fail.sig = "vppip"; + +var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); + +___call_sighandler.sig = "vpi"; + +var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module["websocket"] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module["websocket"] ??= {})["on"] = SOCKFS.on; + return FS.createNode(null, "/", 16895, 0); + }, + createSocket(family, type, protocol) { + // Emscripten only supports AF_INET + if (family != 2) { + throw new FS.ErrnoError(5); + } + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + // Emscripten only supports SOCK_STREAM and SOCK_DGRAM + if (type != 1 && type != 2) { + throw new FS.ErrnoError(28); + } + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + } + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == "object") { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error("WebSocket URL must be in the format ws(s)://address:port"); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = "ws://".replace("#", "//"); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = "binary"; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]) { + url = SOCKFS.websocketArgs["url"]; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs["subprotocol"]) { + subProtocols = SOCKFS.websocketArgs["subprotocol"]; + } else if (SOCKFS.websocketArgs["subprotocol"] === null) { + subProtocols = "null"; + } + if (url === "ws://" || url === "wss://") { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split("/"); + url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); + } + if (subProtocols !== "null") { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); + ws.binaryType = "arraybuffer"; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [] + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != "undefined") { + peer.msg_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ":" + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ":" + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ":" + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function() { + sock.connecting = false; + SOCKFS.emit("open", sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == "string") { + var encoder = new TextEncoder; + // should be utf-8 + data = encoder.encode(data); + } else { + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { + // update the peer's port and it's key in the peer map + var newport = ((data[8] << 8) | data[9]); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data + }); + SOCKFS.emit("message", sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on("open", handleOpen); + peer.socket.on("message", function(data, isBinary) { + if (!isBinary) { + return; + } + handleMessage((new Uint8Array(data)).buffer); + }); + peer.socket.on("close", function() { + SOCKFS.emit("close", sock.stream.fd); + }); + peer.socket.on("error", function(error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function() { + SOCKFS.emit("close", sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage(event) { + handleMessage(event.data); + }; + peer.socket.onerror = function(error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? (64 | 1) : 0; + } + var mask = 0; + var dest = sock.type === 1 ? // we only care about the socket state for connection-based sockets + SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; + if (sock.recv_queue.length || !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { + // let recv return 0 once closed + mask |= (64 | 1); + } + if (!dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN)) { + mask |= 4; + } + if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[((arg) >> 2)] = bytes; + return 0; + + case 21537: + var on = HEAP32[((arg) >> 2)]; + if (on) { + sock.stream.flags |= 2048; + } else { + sock.stream.flags &= ~2048; + } + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + for (var peer of Object.values(sock.peers)) { + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { + throw new FS.ErrnoError(28); + } + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === "ErrnoError")) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + var WebSocketServer = require("ws").Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ + host, + port: sock.sport + }); + SOCKFS.emit("listen", sock.stream.fd); + // Send Event with listen fd. + sock.server.on("connection", function(ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit("connection", newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit("connection", sock.stream.fd); + } + }); + sock.server.on("close", function() { + SOCKFS.emit("close", sock.stream.fd); + sock.server = null; + }); + sock.server.on("error", function(error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); + }); + }, + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), + addr: queued.addr, + port: queued.port + }; + // push back any unread data for TCP connections + if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); + sock.recv_queue.unshift(queued); + } + return res; + } + } +}; + +var getSocketFromFD = fd => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; +}; + +var inetPton4 = str => { + var b = str.split("."); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; +}; + +var inetPton6 = str => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === "::") { + return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith("::")) { + str = str.replace("::", "Z:"); + } else { + str = str.replace("::", ":Z:"); + } + if (str.indexOf(".") > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp("[.]", "g"), ":"); + words = str.split(":"); + words[words.length - 4] = Number(words[words.length - 4]) + Number(words[words.length - 3]) * 256; + words[words.length - 3] = Number(words[words.length - 2]) + Number(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(":"); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == "string") { + if (words[w] === "Z") { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < (8 - words.length + 1); z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; +}; + +/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[((addrlen) >> 2)] = 16; + } + HEAP16[((sa) >> 1)] = family; + HEAP32[(((sa) + (4)) >> 2)] = addr; + HEAP16[(((sa) + (2)) >> 1)] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[((addrlen) >> 2)] = 28; + } + HEAP32[((sa) >> 2)] = family; + HEAP32[(((sa) + (8)) >> 2)] = addr[0]; + HEAP32[(((sa) + (12)) >> 2)] = addr[1]; + HEAP32[(((sa) + (16)) >> 2)] = addr[2]; + HEAP32[(((sa) + (20)) >> 2)] = addr[3]; + HEAP16[(((sa) + (2)) >> 1)] = _htons(port); + break; + + default: + return 5; + } + return 0; +}; + +var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {} + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + addr = "172.29." + (id & 255) + "." + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + } +}; + +function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_accept4.sig = "iippiii"; + +var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); + +var inetNtop6 = ints => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ""; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ""; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = "::ffff:"; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = "::"; + //special case IPv6 addresses + if (v4part === "0.0.0.0") v4part = ""; + // any/unspecified address + if (v4part === "0.0.0.1") v4part = "1"; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { + if (word === zstart) { + str += ":"; + if (zstart === 0) str += ":"; + } + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ":" : ""; + } + return str; +}; + +var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[((sa) >> 1)]; + var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28 + }; + } + addr = HEAP32[(((sa) + (4)) >> 2)]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28 + }; + } + addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5 + }; + } + return { + family, + addr, + port + }; +}; + +var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; +}; + +function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_bind.sig = "iippiii"; + +var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + "/" + path; + }, + writeStat(buf, stat) { + HEAPU32[((buf) >> 2)] = stat.dev; + HEAPU32[(((buf) + (4)) >> 2)] = stat.mode; + HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; + HEAPU32[(((buf) + (12)) >> 2)] = stat.uid; + HEAPU32[(((buf) + (16)) >> 2)] = stat.gid; + HEAPU32[(((buf) + (20)) >> 2)] = stat.rdev; + HEAP64[(((buf) + (24)) >> 3)] = BigInt(stat.size); + HEAP32[(((buf) + (32)) >> 2)] = 4096; + HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + HEAP64[(((buf) + (40)) >> 3)] = BigInt(Math.floor(atime / 1e3)); + HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (56)) >> 3)] = BigInt(Math.floor(mtime / 1e3)); + HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (72)) >> 3)] = BigInt(Math.floor(ctime / 1e3)); + HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (88)) >> 3)] = BigInt(stat.ino); + return 0; + }, + writeStatFs(buf, stats) { + HEAPU32[(((buf) + (4)) >> 2)] = stats.bsize; + HEAPU32[(((buf) + (60)) >> 2)] = stats.bsize; + HEAP64[(((buf) + (8)) >> 3)] = BigInt(stats.blocks); + HEAP64[(((buf) + (16)) >> 3)] = BigInt(stats.bfree); + HEAP64[(((buf) + (24)) >> 3)] = BigInt(stats.bavail); + HEAP64[(((buf) + (32)) >> 3)] = BigInt(stats.files); + HEAP64[(((buf) + (40)) >> 3)] = BigInt(stats.ffree); + HEAPU32[(((buf) + (48)) >> 2)] = stats.fsid; + HEAPU32[(((buf) + (64)) >> 2)] = stats.flags; + // ST_NOSUID + HEAPU32[(((buf) + (56)) >> 2)] = stats.namelen; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + } +}; + +function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_chdir.sig = "ip"; + +function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_chmod.sig = "ipi"; + +var allocateUTF8OnStack = (...args) => stringToUTF8OnStack(...args); + +var onInits = []; + +var addOnInit = cb => onInits.push(cb); + +function _js_getpid() { + return PHPLoader.processId ?? 42; +} + +function _js_wasm_trace(format, ...args) { + if (PHPLoader.trace instanceof Function) { + PHPLoader.trace(_js_getpid(), format, ...args); + } +} + +var PHPWASM = { + O_APPEND: 1024, + O_NONBLOCK: 2048, + POLLHUP: 16, + SETFL_MASK: 3072, + socketTimeouts: new Map, + init: function() { + // TODO: Move this to a library function that is made an onInit callback by the `__postset` suffix. + if (PHPLoader.bindUserSpace) { + /** + * We need to add an onInit callback to bind the user-space API + * because some dependencies like wasmImports and wasmExports + * are not yet assigned. + */ addOnInit(() => { + if (typeof PHPLoader.processId !== "number") { + throw new Error("PHPLoader.processId must be set before init"); + } + Module["userSpace"] = PHPLoader.bindUserSpace({ + pid: PHPLoader.processId, + constants: { + F_GETFL: Number("3"), + O_ACCMODE: Number("2097155"), + O_RDONLY: Number("0"), + O_WRONLY: Number("1"), + O_APPEND: Number("1024"), + O_NONBLOCK: Number("2048"), + F_SETFL: Number("4"), + F_GETLK: Number("12"), + F_SETLK: Number("13"), + F_SETLKW: Number("14"), + SEEK_SET: Number("0"), + SEEK_CUR: Number("1"), + SEEK_END: Number("2"), + F_GETFL: Number("3"), + O_ACCMODE: Number("2097155"), + O_RDONLY: Number("0"), + O_WRONLY: Number("1"), + O_APPEND: Number("1024"), + O_NONBLOCK: Number("2048"), + F_SETFL: Number("4"), + F_GETLK: Number("12"), + F_SETLK: Number("13"), + F_SETLKW: Number("14"), + SEEK_SET: Number("0"), + SEEK_CUR: Number("1"), + SEEK_END: Number("2"), + // From: + // https://github.com/emscripten-core/emscripten/blob/66d2137b0381ac35f7e2346b2d6a90abd0f1211a/system/lib/libc/musl/include/fcntl.h#L58-L60 + F_RDLCK: 0, + F_WRLCK: 1, + F_UNLCK: 2, + // From: + // https://github.com/emscripten-core/emscripten/blob/81bbaa42a7827d88a71bd89701245052c622428c/system/lib/libc/musl/include/sys/file.h#L7-L10 + LOCK_SH: 1, + LOCK_EX: 2, + LOCK_NB: 4, + // Non-blocking lock + LOCK_UN: 8 + }, + errnoCodes: ERRNO_CODES, + // Use get/set closures instead of exposing + // typed arrays directly. After memory.grow(), + // Emscripten's updateMemoryViews() reassigns + // the module-scoped HEAP* variables. Closures + // always reference the current value, so + // accesses are never stale. The get/set + // interface also prevents callers from + // capturing a typed array reference that + // could become stale. + memory: { + HEAP8: { + get(offset) { + return HEAP8[offset]; + }, + set(offset, value) { + HEAP8[offset] = value; + } + }, + HEAPU8: { + get(offset) { + return HEAPU8[offset]; + }, + set(offset, value) { + HEAPU8[offset] = value; + } + }, + HEAP16: { + get(offset) { + return HEAP16[offset]; + }, + set(offset, value) { + HEAP16[offset] = value; + } + }, + HEAPU16: { + get(offset) { + return HEAPU16[offset]; + }, + set(offset, value) { + HEAPU16[offset] = value; + } + }, + HEAP32: { + get(offset) { + return HEAP32[offset]; + }, + set(offset, value) { + HEAP32[offset] = value; + } + }, + HEAPU32: { + get(offset) { + return HEAPU32[offset]; + }, + set(offset, value) { + HEAPU32[offset] = value; + } + }, + HEAPF32: { + get(offset) { + return HEAPF32[offset]; + }, + set(offset, value) { + HEAPF32[offset] = value; + } + }, + HEAP64: { + get(offset) { + return HEAP64[offset]; + }, + set(offset, value) { + HEAP64[offset] = value; + } + }, + HEAPU64: { + get(offset) { + return HEAPU64[offset]; + }, + set(offset, value) { + HEAPU64[offset] = value; + } + }, + HEAPF64: { + get(offset) { + return HEAPF64[offset]; + }, + set(offset, value) { + HEAPF64[offset] = value; + } + } + }, + wasmImports: Object.assign({}, wasmImports, typeof _builtin_fd_close === "function" ? { + builtin_fd_close: _builtin_fd_close + } : {}, typeof _builtin_fcntl64 === "function" ? { + builtin_fcntl64: _builtin_fcntl64 + } : {}), + wasmExports, + syscalls: SYSCALLS, + FS, + PROXYFS, + NODEFS + }); + }); + } + Module["ENV"] = Module["ENV"] || {}; + // Ensure a platform-level bin directory for a fallback `php` binary. + Module["ENV"]["PATH"] = [ Module["ENV"]["PATH"], "/internal/shared/bin" ].filter(Boolean).join(":"); + // The /request directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. This is per-request state that is isolated to a + // single PHP process. + FS.mkdir("/request"); + // The /internal directory is shared amongst all PHP processes + // and contains the php.ini, constants definitions, etc. + FS.mkdir("/internal"); + if (PHPLoader.nativeInternalDirPath) { + FS.mount(FS.filesystems.NODEFS, { + root: PHPLoader.nativeInternalDirPath + }, "/internal"); + } + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdirTree("/internal/shared"); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdirTree("/internal/shared/preload"); + // Platform-level bin directory for a fallback `php` binary. Without it, + // PHP may not populate the PHP_BINARY constant. + FS.mkdirTree("/internal/shared/bin"); + const originalOnRuntimeInitialized = Module["onRuntimeInitialized"]; + Module["onRuntimeInitialized"] = () => { + const {node: phpBinaryNode} = FS.lookupPath("/internal/shared/bin/php", { + noent_okay: true + }); + if (!phpBinaryNode) { + // Dummy PHP binary for PHP to populate the PHP_BINARY constant. + FS.writeFile("/internal/shared/bin/php", (new TextEncoder).encode('#!/bin/sh\nphp "$@"')); + // It must be executable to be used by PHP. + FS.chmod("/internal/shared/bin/php", 493); + } + originalOnRuntimeInitialized(); + }; + // Create stdout and stderr devices. We can't just use Emscripten's + // default stdout and stderr devices because they stop processing data + // on the first null byte. However, when dealing with binary data, + // null bytes are valid and common. + FS.registerDevice(FS.makedev(64, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStdout(chunk); + return length; + } + }); + FS.mkdev("/request/stdout", FS.makedev(64, 0)); + FS.registerDevice(FS.makedev(63, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStderr(chunk); + return length; + } + }); + FS.mkdev("/request/stderr", FS.makedev(63, 0)); + FS.registerDevice(FS.makedev(62, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onHeaders(chunk); + return length; + } + }); + FS.mkdev("/request/headers", FS.makedev(62, 0)); + // Handle events. + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach(callback => { + callback(data); + }); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.processTable = {}; + PHPWASM.input_devices = {}; + const originalWrite = TTY.stream_ops.write; + TTY.stream_ops.write = function(stream, ...rest) { + const retval = originalWrite(stream, ...rest); + // Implicit flush since PHP's fflush() doesn't seem to trigger the fsync event + // @TODO: Fix this at the wasm level + stream.tty.ops.fsync(stream.tty); + return retval; + }; + const originalPutChar = TTY.stream_ops.put_char; + TTY.stream_ops.put_char = function(tty, val) { + /** + * Buffer newlines that Emscripten normally ignores. + * + * Emscripten doesn't do it by default because its default + * print function is console.log that implicitly adds a newline. We are overwriting + * it with an environment-specific function that outputs exaclty what it was given, + * e.g. in Node.js it's process.stdout.write(). Therefore, we need to mak sure + * all the newlines make it to the output buffer. + */ if (val === 10) tty.output.push(val); + return originalPutChar(tty, val); + }; + }, + onHeaders: function(chunk) { + if (Module["onHeaders"]) { + Module["onHeaders"](chunk); + return; + } + console.log("headers", { + chunk + }); + }, + onStdout: function(chunk) { + if (Module["onStdout"]) { + Module["onStdout"](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stdout.write(chunk); + } else { + console.log("stdout", { + chunk + }); + } + }, + onStderr: function(chunk) { + if (Module["onStderr"]) { + Module["onStderr"](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stderr.write(chunk); + } else { + console.warn("stderr", { + chunk + }); + } + }, + getAllWebSockets: function(sock) { + const webSockets = new Set; + if (sock.server) { + sock.server.clients.forEach(ws => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function(sock) { + const peers = new Set; + if (sock.server) { + sock.pending.filter(pending => pending.peers).forEach(pending => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function(ws) { + return PHPWASM.awaitEvent(ws, "message"); + }, + awaitConnection: function(ws) { + if (ws.OPEN === ws.readyState) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "open"); + }, + awaitClose: function(ws) { + if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "close"); + }, + awaitError: function(ws) { + if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "error"); + }, + awaitEvent: function(ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function(_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [ promise, cancel ]; + }, + noop: function() {}, + parseSocketTimeout: function(optionValuePtr, optionLen) { + if (!optionValuePtr || optionLen < 8) { + return null; + } + let seconds; + let microseconds; + if (optionLen >= 16) { + seconds = Number(HEAP64[optionValuePtr >> 3]); + microseconds = Number(HEAP64[(optionValuePtr + 8) >> 3]); + } else { + seconds = HEAP32[optionValuePtr >> 2]; + microseconds = HEAP32[(optionValuePtr + 4) >> 2]; + } + if (!Number.isFinite(seconds) || !Number.isFinite(microseconds) || seconds < 0 || microseconds < 0) { + return null; + } + return seconds * 1e3 + Math.ceil(microseconds / 1e3); + }, + spawnProcess: function(command, args, options) { + if (Module["spawnProcess"]) { + const spawned = Module["spawnProcess"](command, args, /** + * We're providing the same extra options we would pass to child_process.spawn(). + * + * Why? + * + * spawnProcess() follows the same interface as child_process.spawn() + * and some consumers pass `child_process.spawn` directly to php.setSpawnHandler() + */ { + ...options, + shell: true, + stdio: [ "pipe", "pipe", "pipe" ] + }); + if (spawned && !("then" in spawned) && "on" in spawned) { + /** + * If we get the child process directly, return it immediately. + * Delaying it to the next tick via Promise.resolve() would create + * a race condition where it might emit some events before the + * caller has a chance to bind event listeners to them. + * + * Without this condition, this callback would be at least flaky: + * + * php.setSpawnHandler(require('child_process').spawn); + */ return spawned; + } + return Promise.resolve(spawned).then(function(spawned) { + if (!spawned || !spawned.on) { + throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); + } + return spawned; + }); + } + const e = new Error("popen(), proc_open() etc. are unsupported on this PHP instance. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); + e.code = "SPAWN_UNSUPPORTED"; + throw e; + }, + shutdownSocket: function(socketd, how) { + PHPWASM.socketTimeouts.delete(socketd); + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log("Socket shutdown error", e); + return -1; + } + } +}; + +function _wasm_connect(sockfd, addr, addrlen) { + /** + * Use a synchronous connect() call when Asyncify is used. + * + * The async version was originally introduced to support the Memcached and Redis extensions, + * and both are only available with JSPI. Asyncify is too difficult to maintain and + * it's not getting that upgrade. + */ if (!("Suspending" in WebAssembly)) { + var sock = getSocketFromFD(sockfd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } + return Asyncify.handleSleep(wakeUp => { + // Get the socket + let sock; + try { + sock = getSocketFromFD(sockfd); + } catch (e) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + if (!sock) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + // Parse the address + let info; + try { + info = getSocketAddress(addr, addrlen); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + wakeUp(-ERRNO_CODES.EFAULT); + return; + } + wakeUp(-e.errno); + return; + } + // Perform the connect (this creates the WebSocket but doesn't wait) + try { + sock.sock_ops.connect(sock, info.addr, info.port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + wakeUp(-e.errno); + return; + } + // Get all websockets for this socket + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + // No WebSocket yet, this shouldn't happen after connect + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + const ws = webSockets[0]; + // If already connected, return success + if (ws.readyState === ws.OPEN) { + wakeUp(0); + return; + } + // If already closed or closing, return error + if (ws.readyState === ws.CLOSING || ws.readyState === ws.CLOSED) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + // Wait for the connection to be established. A zero timeval + // disables the timeout, matching SO_SNDTIMEO semantics. + const sendTimeout = PHPWASM.socketTimeouts.get(sockfd)?.send; + const timeout = sendTimeout ?? 3e4; + let resolved = false; + let timeoutId; + let handleOpen; + let handleError; + let handleClose; + const peer = PHPWASM.getAllPeers(sock).find(candidate => candidate.socket === ws); + const cleanupConnectListeners = () => { + if (typeof timeoutId !== "undefined") { + clearTimeout(timeoutId); + } + ws.removeEventListener("open", handleOpen); + ws.removeEventListener("error", handleError); + ws.removeEventListener("close", handleClose); + }; + const cleanupFailedConnect = errno => { + try { + if (ws.readyState !== ws.CLOSING && ws.readyState !== ws.CLOSED) { + ws.close(); + } + } catch (e) {} + if (peer) { + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + sock.connecting = false; + sock.error = errno; + }; + const finishConnect = result => { + if (!resolved) { + resolved = true; + cleanupConnectListeners(); + if (result < 0) { + cleanupFailedConnect(-result); + } + wakeUp(result); + } + }; + if (timeout > 0) { + timeoutId = setTimeout(() => { + finishConnect(-ERRNO_CODES.ETIMEDOUT); + }, timeout); + } + handleOpen = () => { + finishConnect(0); + }; + handleError = () => { + finishConnect(-ERRNO_CODES.ECONNREFUSED); + }; + handleClose = () => { + finishConnect(-ERRNO_CODES.ECONNREFUSED); + }; + ws.addEventListener("open", handleOpen); + ws.addEventListener("error", handleError); + ws.addEventListener("close", handleClose); + }); +} + +function ___syscall_connect(sockfd, addr, addrlen, d1, d2, d3) { + return _wasm_connect(sockfd, addr, addrlen); +} + +___syscall_connect.sig = "iippiii"; + +function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_dup.sig = "ii"; + +function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_dup3.sig = "iiii"; + +function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ""; + if (amode & 4) perms += "r"; + if (amode & 2) perms += "w"; + if (amode & 1) perms += "x"; + if (perms && FS.nodePermissions(node, perms)) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_faccessat.sig = "iipii"; + +var INT53_MAX = 9007199254740992; + +var INT53_MIN = -9007199254740992; + +var bigintToI53Checked = num => (num < INT53_MIN || num > INT53_MAX) ? NaN : Number(num); + +function ___syscall_fallocate(fd, mode, offset, len) { + offset = bigintToI53Checked(offset); + len = bigintToI53Checked(len); + try { + if (isNaN(offset) || isNaN(len)) return -61; + if (mode != 0) { + return -138; + } + if (offset < 0 || len < 0) { + return -28; + } + // We only support mode == 0, which means we can implement fallocate + // in terms of ftruncate. + var oldSize = FS.fstat(fd).size; + var newSize = offset + len; + if (newSize > oldSize) { + FS.ftruncate(fd, newSize); + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fallocate.sig = "iiijj"; + +function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchmod.sig = "iii"; + +function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchown32.sig = "iiii"; + +function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & (~256); + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchownat.sig = "iipiii"; + +var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; + SYSCALLS.varargs += 4; + return ret; +}; + +var syscallGetVarargP = syscallGetVarargI; + +function _fd_close(fd) { + if (typeof Module["userSpace"] === "undefined") { + return _builtin_fd_close(fd); + } + return Module["userSpace"].fd_close(fd); +} + +_fd_close.sig = "ii"; + +function _builtin_fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +function _builtin_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: + { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: + { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: + { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(((arg) + (offset)) >> 1)] = 2; + return 0; + } + + case 13: + case 14: + // Pretend that the locking is successful. These are process-level locks, + // and Emscripten programs are a single process. If we supported linking a + // filesystem between programs, we'd need to do more here. + // See https://github.com/emscripten-core/emscripten/issues/23697 + return 0; + } + return -28; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_fcntl64(fd, cmd, varargs) { + if (typeof Module["userSpace"] === "undefined") { + return _builtin_fcntl64(fd, cmd, varargs); + } + return Module["userSpace"].fcntl64(fd, cmd, varargs); +} + +___syscall_fcntl64.sig = "iiip"; + +function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fdatasync.sig = "ii"; + +function ___syscall_fstat64(fd, buf) { + try { + return SYSCALLS.writeStat(buf, FS.fstat(fd)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fstat64.sig = "iip"; + +function ___syscall_ftruncate64(fd, length) { + length = bigintToI53Checked(length); + try { + if (isNaN(length)) return -61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_ftruncate64.sig = "iij"; + +function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getcwd.sig = "ipp"; + +function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min(stream.getdents.length, startIdx + Math.floor(count / struct_size)); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === ".") { + id = stream.node.id; + type = 4; + } else if (name === "..") { + var lookup = FS.lookupPath(stream.path, { + parent: true + }); + id = lookup.node.id; + type = 4; + } else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) ? 2 : // DT_CHR, character device. + FS.isDir(child.mode) ? 4 : // DT_DIR, directory. + FS.isLink(child.mode) ? 10 : // DT_LNK, symbolic link. + 8; + } + HEAP64[((dirp + pos) >> 3)] = BigInt(id); + HEAP64[(((dirp + pos) + (8)) >> 3)] = BigInt((idx + 1) * struct_size); + HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; + HEAP8[(dirp + pos) + (18)] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getdents64.sig = "iipp"; + +function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getpeername.sig = "iippiii"; + +function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getsockname.sig = "iippiii"; + +function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[((optval) >> 2)] = sock.error; + HEAP32[((optlen) >> 2)] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getsockopt.sig = "iiiippi"; + +function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: + { + if (!stream.tty) return -59; + return 0; + } + + case 21505: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = termios.c_iflag || 0; + HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; + HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; + HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: + { + if (!stream.tty) return -59; + return 0; + } + + case 21506: + case 21507: + case 21508: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[((argp) >> 2)]; + var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; + var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; + var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[(argp + i) + (17)]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc + }); + } + return 0; + } + + case 21519: + { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = 0; + return 0; + } + + case 21520: + { + if (!stream.tty) return -59; + return -28; + } + + case 21537: + case 21531: + { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: + { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); + var argp = syscallGetVarargP(); + HEAP16[((argp) >> 1)] = winsize[0]; + HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; + } + return 0; + } + + case 21524: + { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: + { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_ioctl.sig = "iiip"; + +function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_listen.sig = "iiiiiii"; + +function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.lstat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_lstat64.sig = "ipp"; + +function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_mkdirat.sig = "iipi"; + +function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & (~6400); + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.writeStat(buf, nofollow ? FS.lstat(path) : FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_newfstatat.sig = "iippi"; + +function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_openat.sig = "iipip"; + +var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, "/", 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + timestamp: new Date + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0 + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd + }; + }, + stream_ops: { + getattr(stream) { + var node = stream.node; + var timestamp = node.pipe.timestamp; + return { + dev: 14, + ino: node.id, + mode: 4480, + nlink: 1, + uid: 0, + gid: 0, + rdev: 0, + size: 0, + atime: timestamp, + mtime: timestamp, + ctime: timestamp, + blksize: 4096, + blocks: 0 + }; + }, + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return (256 | 4); + } + for (var bucket of pipe.buckets) { + if (bucket.offset - bucket.roffset > 0) { + return (64 | 1); + } + } + return 0; + }, + dup(stream) { + stream.node.pipe.refcnt++; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var currentLength = 0; + for (var bucket of pipe.buckets) { + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if(currentLength==0){if(pipe.refcnt<2){return 0;}throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var bucket of pipe.buckets) { + var bucketSize = bucket.offset - bucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + bucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0 + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray(freeBytesInCurrBuffer, data.byteLength); + } + var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0 + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); + data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0 + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + } + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return "pipe[" + (PIPEFS.nextname.current++) + "]"; + } +}; + +function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[((fdPtr) >> 2)] = res.readable_fd; + HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_pipe.sig = "ip"; + +function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[((pollfd) >> 2)]; + var events = HEAP16[(((pollfd) + (4)) >> 1)]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(((pollfd) + (6)) >> 1)] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_poll.sig = "ipii"; + +function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_readlinkat.sig = "iippp"; + +function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_recvfrom.sig = "iippipp"; + +function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_renameat.sig = "iipip"; + +function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_rmdir.sig = "ip"; + +function ___syscall_sendmsg(fd, message, flags, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var iov = HEAPU32[(((message) + (8)) >> 2)]; + var num = HEAP32[(((message) + (12)) >> 2)]; + // read the address and port to send to + var addr, port; + var name = HEAPU32[((message) >> 2)]; + var namelen = HEAP32[(((message) + (4)) >> 2)]; + if (name) { + var info = getSocketAddress(name, namelen); + port = info.port; + addr = info.addr; + } + // concatenate scatter-gather arrays into one message buffer + var total = 0; + for (var i = 0; i < num; i++) { + total += HEAP32[(((iov) + ((8 * i) + 4)) >> 2)]; + } + var view = new Uint8Array(total); + var offset = 0; + for (var i = 0; i < num; i++) { + var iovbase = HEAPU32[(((iov) + ((8 * i) + 0)) >> 2)]; + var iovlen = HEAP32[(((iov) + ((8 * i) + 4)) >> 2)]; + for (var j = 0; j < iovlen; j++) { + view[offset++] = HEAP8[(iovbase) + (j)]; + } + } + // write the buffer + return sock.sock_ops.sendmsg(sock, view, 0, total, addr, port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_sendmsg.sig = "iipippi"; + +function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_sendto.sig = "iippipp"; + +function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_socket.sig = "iiiiiii"; + +function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_stat64.sig = "ipp"; + +function ___syscall_statfs64(path, size, buf) { + try { + SYSCALLS.writeStatFs(buf, FS.statfs(SYSCALLS.getStr(path))); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_statfs64.sig = "ippp"; + +function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_symlinkat.sig = "ipip"; + +function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (!flags) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + return -28; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_unlinkat.sig = "iipi"; + +var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; + +function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), atime, mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(((times) + (8)) >> 2)]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_utimensat.sig = "iippi"; + +var __abort_js = () => abort(""); + +__abort_js.sig = "v"; + +var dlSetError = msg => { + var sp = stackSave(); + var cmsg = stringToUTF8OnStack(msg); + ___dl_seterr(cmsg, 0); + stackRestore(sp); +}; + +var dlopenInternal = (handle, jsflags) => { + // void *dlopen(const char *file, int mode); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlopen.html + var filename = UTF8ToString(handle + 36); + var flags = HEAP32[(((handle) + (4)) >> 2)]; + filename = PATH.normalize(filename); + var global = Boolean(flags & 256); + var localScope = global ? null : {}; + // We don't care about RTLD_NOW and RTLD_LAZY. + var combinedFlags = { + global, + nodelete: Boolean(flags & 4096), + loadAsync: jsflags.loadAsync + }; + if (jsflags.loadAsync) { + return loadDynamicLibrary(filename, combinedFlags, localScope, handle); + } + try { + return loadDynamicLibrary(filename, combinedFlags, localScope, handle); + } catch (e) { + dlSetError(`could not load dynamic lib: ${filename}\n${e}`); + return 0; + } +}; + +function __dlopen_js(handle) { + var jsflags = { + loadAsync: false + }; + return dlopenInternal(handle, jsflags); +} + +__dlopen_js.sig = "pp"; + +var __dlsym_js = (handle, symbol, symbolIndex) => { + // void *dlsym(void *restrict handle, const char *restrict name); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlsym.html + symbol = UTF8ToString(symbol); + var result; + var newSymIndex; + var lib = LDSO.loadedLibsByHandle[handle]; + newSymIndex = Object.keys(lib.exports).indexOf(symbol); + if (newSymIndex == -1 || lib.exports[symbol].stub) { + dlSetError(`Tried to lookup unknown symbol "${symbol}" in dynamic lib: ${lib.name}`); + return 0; + } + result = lib.exports[symbol]; + if (typeof result == "function") { + // Asyncify wraps exports, and we need to look through those wrappers. + if (result.orig) { + result = result.orig; + } + var addr = getFunctionAddress(result); + if (addr) { + result = addr; + } else { + // Insert the function into the wasm table. If its a direct wasm + // function the second argument will not be needed. If its a JS + // function we rely on the `sig` attribute being set based on the + // `__sig` specified in library JS file. + result = addFunction(result, result.sig); + HEAPU32[((symbolIndex) >> 2)] = newSymIndex; + } + } + return result; +}; + +__dlsym_js.sig = "pppp"; + +var __emscripten_lookup_name = name => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); +}; + +__emscripten_lookup_name.sig = "ip"; + +var runtimeKeepaliveCounter = 0; + +var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; +}; + +__emscripten_runtime_keepalive_clear.sig = "v"; + +var __emscripten_system = command => { + if (ENVIRONMENT_IS_NODE) { + if (!command) return 1; + // shell is available + var cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + // this is what glibc seems to do (shell works test?) + var cp = require("child_process"); + var ret = cp.spawnSync(cmdstr, [], { + shell: true, + stdio: "inherit" + }); + var _W_EXITCODE = (ret, sig) => ((ret) << 8 | (sig)); + // this really only can happen if process is killed by signal + if (ret.status === null) { + // sadly node doesn't expose such function + var signalToNumber = sig => { + // implement only the most common ones, and fallback to SIGINT + switch (sig) { + case "SIGHUP": + return 1; + + case "SIGQUIT": + return 3; + + case "SIGFPE": + return 8; + + case "SIGKILL": + return 9; + + case "SIGALRM": + return 14; + + case "SIGTERM": + return 15; + + default: + return 2; + } + }; + return _W_EXITCODE(0, signalToNumber(ret.signal)); + } + return _W_EXITCODE(ret.status, 0); + } + // int system(const char *command); + // http://pubs.opengroup.org/onlinepubs/000095399/functions/system.html + // Can't call external programs. + if (!command) return 0; + // no shell available + return -52; +}; + +__emscripten_system.sig = "ip"; + +function __gmtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; +} + +__gmtime_js.sig = "vjp"; + +var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + +var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; + +var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; + +var ydayFromDate = date => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; +}; + +function __localtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(((tmPtr) + (32)) >> 2)] = dst; +} + +__localtime_js.sig = "vjp"; + +var __mktime_js = function(tmPtr) { + var ret = (() => { + var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); + } else if ((dst > 0) != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); + } + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + // To match expected behavior, update fields from date + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return BigInt(ret); +}; + +__mktime_js.sig = "jp"; + +function __mmap_js(len, prot, flags, fd, offset, allocated, addr) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[((allocated) >> 2)] = res.allocated; + HEAPU32[((addr) >> 2)] = ptr; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +__mmap_js.sig = "ipiiijpp"; + +function __munmap_js(addr, len, prot, flags, fd, offset) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +__munmap_js.sig = "ippiiij"; + +var timers = {}; + +var handleException = e => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == "unwind") { + return EXITSTATUS; + } + quit_(1, e); +}; + +var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + +var _proc_exit = code => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module["onExit"]?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); +}; + +_proc_exit.sig = "vi"; + +/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); +}; + +var _exit = exitJS; + +_exit.sig = "vi"; + +var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } +}; + +var callUserCallback = func => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } +}; + +var _emscripten_get_now = () => performance.now(); + +_emscripten_get_now.sig = "d"; + +var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); + }, timeout_ms); + timers[which] = { + id, + timeout_ms + }; + return 0; +}; + +__setitimer_js.sig = "iid"; + +var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = (new Date).getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; + HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); + var extractZone = timezoneOffset => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? "-" : "+"; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, "0"); + var minutes = String(absOffset % 60).padStart(2, "0"); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } +}; + +__tzset_js.sig = "vpppp"; + +var _emscripten_date_now = () => Date.now(); + +_emscripten_date_now.sig = "d"; + +var nowIsMonotonic = 1; + +var checkWasiClock = clock_id => clock_id >= 0 && clock_id <= 3; + +function _clock_time_get(clk_id, ignored_precision, ptime) { + ignored_precision = bigintToI53Checked(ignored_precision); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + HEAP64[((ptime) >> 3)] = BigInt(nsec); + return 0; +} + +_clock_time_get.sig = "iijp"; + +var getHeapMax = () => // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate +// full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side +// for any code that deals with heap sizes, which would require special +// casing all heap size related code to treat 0 specially. +2147483648; + +var _emscripten_get_heap_max = () => getHeapMax(); + +_emscripten_get_heap_max.sig = "p"; + +var growMemory = size => { + var oldHeapSize = wasmMemory.buffer.byteLength; + var pages = ((size - oldHeapSize + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } catch (e) {} +}; + +var _emscripten_resize_heap = requestedSize => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + .2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); + var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; +}; + +_emscripten_resize_heap.sig = "ip"; + +var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; +}; + +runtimeKeepalivePush.sig = "v"; + +var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; +}; + +runtimeKeepalivePop.sig = "v"; + +/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); +}; + +var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); + +_emscripten_sleep.sig = "vi"; + +_emscripten_sleep.isAsync = true; + +var ENV = PHPLoader.ENV || {}; + +var getExecutableName = () => thisProgram || "./this.program"; + +var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = ((typeof navigator == "object" && navigator.language) || "C").replace("-", "_") + ".UTF-8"; + var env = { + "USER": "web_user", + "LOGNAME": "web_user", + "PATH": "/", + "PWD": "/", + "HOME": "/home/web_user", + "LANG": lang, + "_": getExecutableName() + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; +}; + +var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + var envp = 0; + for (var string of getEnvStrings()) { + var ptr = environ_buf + bufSize; + HEAPU32[(((__environ) + (envp)) >> 2)] = ptr; + bufSize += stringToUTF8(string, ptr, Infinity) + 1; + envp += 4; + } + return 0; +}; + +_environ_get.sig = "ipp"; + +var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[((penviron_count) >> 2)] = strings.length; + var bufSize = 0; + for (var string of strings) { + bufSize += lengthBytesUTF8(string) + 1; + } + HEAPU32[((penviron_buf_size) >> 2)] = bufSize; + return 0; +}; + +_environ_sizes_get.sig = "ipp"; + +function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; + } + HEAP8[pbuf] = type; + HEAP16[(((pbuf) + (2)) >> 1)] = flags; + HEAP64[(((pbuf) + (8)) >> 3)] = BigInt(rightsBase); + HEAP64[(((pbuf) + (16)) >> 3)] = BigInt(rightsInheriting); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_fdstat_get.sig = "iip"; + +/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_pread(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt, offset); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_pread.sig = "iippjp"; + +/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_pwrite(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt, offset); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_pwrite.sig = "iippjp"; + +function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_read.sig = "iippp"; + +function _fd_seek(fd, offset, whence, newOffset) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + HEAP64[((newOffset) >> 3)] = BigInt(stream.position); + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_seek.sig = "iijip"; + +var _fd_sync = function(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep(wakeUp => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, err => { + wakeUp(err ? 29 : 0); + }); + }); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +}; + +_fd_sync.sig = "ii"; + +_fd_sync.isAsync = true; + +function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_write.sig = "iippp"; + +var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + ai = _malloc(32); + HEAP32[(((ai) + (4)) >> 2)] = family; + HEAP32[(((ai) + (8)) >> 2)] = type; + HEAP32[(((ai) + (12)) >> 2)] = proto; + HEAPU32[(((ai) + (24)) >> 2)] = canon; + HEAPU32[(((ai) + (20)) >> 2)] = sa; + if (family === 10) { + HEAP32[(((ai) + (16)) >> 2)] = 28; + } else { + HEAP32[(((ai) + (16)) >> 2)] = 16; + } + HEAP32[(((ai) + (28)) >> 2)] = 0; + return ai; + } + if (hint) { + flags = HEAP32[((hint) >> 2)]; + family = HEAP32[(((hint) + (4)) >> 2)]; + type = HEAP32[(((hint) + (8)) >> 2)]; + proto = HEAP32[(((hint) + (12)) >> 2)]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [ 0, 0, 0, _htonl(1) ]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && (flags & 8)) { + addr = [ 0, 0, _htonl(65535), addr ]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [ 0, 0, _htonl(65535), addr ]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; +}; + +_getaddrinfo.sig = "ipppp"; + +var _getcontext = () => abort("missing function: ${name}"); + +var _getdtablesize = () => abort("missing function: ${name}"); + +var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = "" + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; +}; + +_getnameinfo.sig = "ipipipii"; + +var Protocols = { + list: [], + map: {} +}; + +var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; +}; + +var _setprotoent = stayopen => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; + } + HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[((pe) >> 2)] = nameBuf; + HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; + HEAP32[(((pe) + (8)) >> 2)] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent("tcp", 6, [ "TCP" ]); + list.push(entry); + map["tcp"] = map["6"] = entry; + entry = allocprotoent("udp", 17, [ "UDP" ]); + list.push(entry); + map["udp"] = map["17"] = entry; + } + _setprotoent.index = 0; +}; + +_setprotoent.sig = "vi"; + +var _getprotobyname = name => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; +}; + +_getprotobyname.sig = "pp"; + +var _getprotobynumber = number => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; +}; + +_getprotobynumber.sig = "pi"; + +function _js_flock(fd, op) { + if (typeof Module["userSpace"] === "undefined") { + // In the absence of a real locking facility, + // return success by default as Emscripten does. + return 0; + } + return Module["userSpace"].flock(fd, op); +} + +function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { + if (!command) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : FS.cwd(); + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf("="); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2] + }; + // swap parent and child descs until we rebuild PHP 7.4 + if (i === 0) { + HEAPU32[(descriptorPtr + 8) >> 2] = std[HEAPU32[descriptorPtr >> 2]].parent; + HEAPU32[(descriptorPtr + 4) >> 2] = std[HEAPU32[descriptorPtr >> 2]].child; + } + } + return Asyncify.handleAsync(async () => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === "SPAWN_UNSUPPORTED") { + ___errno_location(ERRNO_CODES.ENOSYS); + return -1; + } + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + ___errno_location(e.code); + return -1; + } + const ProcInfo = { + pid: cp.pid, + exited: false + }; + PHPWASM.processTable[ProcInfo.pid] = ProcInfo; + const stdinParentFd = std[0]?.parent, stdinChildFd = std[0]?.child, stdoutChildFd = std[1]?.child, stdoutParentFd = std[1]?.parent, stderrChildFd = std[2]?.child, stderrParentFd = std[2]?.parent; + const detachPipeDataListeners = []; + cp.on("exit", function(code) { + for (const detach of detachPipeDataListeners) { + detach(); + } + for (const fd of [ // The child process exited. Let's clean up its output streams: + stdoutChildFd, stderrChildFd, stdinChildFd ]) { + if (FS.streams[fd] && !FS.isClosed(FS.streams[fd])) { + FS.close(FS.streams[fd]); + } + } + ProcInfo.exitCode = code; + ProcInfo.exited = true; + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD(stdoutChildFd); + let stdoutAt = 0; + const onStdoutData = function(data) { + try { + stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); + stdoutAt += data.length; + } catch { + // PHP may close the child pipe before Node finishes + // draining already-buffered stdout data. Late chunks are + // no longer deliverable, so detach the listener and stop. + cp.stdout.off("data", onStdoutData); + } + }; + cp.stdout.on("data", onStdoutData); + detachPipeDataListeners.push(() => cp.stdout.off("data", onStdoutData)); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD(stderrChildFd); + let stderrAt = 0; + const onStderrData = function(data) { + try { + stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); + stderrAt += data.length; + } catch { + cp.stderr.off("data", onStderrData); + } + }; + cp.stderr.on("data", onStderrData); + detachPipeDataListeners.push(() => cp.stderr.off("data", onStderrData)); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + /** + * There was no `await` between the `spawnProcess` call + * and the `await` below so the process haven't had a chance + * to run any of the exit-related callbacks yet. + * + * Good. + * + * Let's listen to all the lifecycle events and resolve + * the promise when the process starts or immediately crashes. + */ let resolved = false; + cp.on("spawn", () => { + if (resolved) return; + resolved = true; + resolve(); + }); + cp.on("error", e => { + if (resolved) return; + resolved = true; + reject(e); + }); + cp.on("exit", function(code) { + if (resolved) return; + resolved = true; + if (code === 0) { + resolve(); + } else { + reject(new Error(`Process exited with code ${code}`)); + } + }); + /** + * If the process haven't even started after 5 seconds, something + * is wrong. Perhaps we're missing an event listener, or perhaps + * the `spawnProcess` implementation failed to dispatch the relevant + * event. Either way, let's crash to avoid blocking the proc_open() + * call indefinitely. + */ setTimeout(() => { + if (resolved) return; + resolved = true; + reject(new Error("Process timed out")); + }, 5e3); + }); + } catch (e) { + // Process already started. Even if it exited early, PHP still + // needs to know about the pid and clean up the resources. + console.error(e); + return ProcInfo.pid; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + if (stdinChildFd) { + // We're in a kernel function used instead of fork(). + // We are the ones responsible for pumping the data from the stdinChildFd + // into the child process. There is no concurrent task operating on the + // piped data or polling the file descriptors, etc. Nothing will ever + // read from the stdinChildFd if we don't do it here. + // Well, let's do it! We'll periodically read from the child end of the + // data pipe and push what we get into the child process. + let stdinStream; + try { + stdinStream = SYSCALLS.getStreamFromFD(stdinChildFd); + } catch (e) { + ___errno_location(ERRNO_CODES.EBADF); + return ProcInfo.pid; + } + if (!stdinStream?.node) { + return ProcInfo.pid; + } + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const iov = _malloc(16); + // Space for iovec structure + const pnum = _malloc(4); + // Space for number of bytes read + const buffer = _malloc(CHUNK_SIZE); + // Set up iovec structure pointing to our buffer + HEAPU32[iov >> 2] = buffer; + // iov_base + HEAPU32[(iov + 4) >> 2] = CHUNK_SIZE; + // iov_len + function pump() { + try { + while (true) { + if (cp.killed) { + stopPumpingAndCloseStdin(); + return; + } + const result = js_fd_read(stdinChildFd, iov, 1, pnum, false); + const bytesRead = HEAPU32[pnum >> 2]; + if (result === 0 && bytesRead > 0) { + const wrote = HEAPU8.subarray(buffer, buffer + bytesRead); + cp.stdin.write(wrote); + } else if (result === 0 && bytesRead === 0) { + // result === 0 and bytesRead === 0 means the file descriptor + // is at EOF. Let's close the stdin stream and clean up. + stopPumpingAndCloseStdin(); + break; + } else if (result === ERRNO_CODES.EAGAIN) { + // The file descriptor is not ready for reading. + // Let's break out of the loop. setInterval will invoke + // this function again soon. + break; + } else { + throw new FS.ErrnoError(result); + } + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + throw e; + } + ___errno_location(e.errno); + stopPumpingAndCloseStdin(); + } + } + function stopPumpingAndCloseStdin() { + clearInterval(interval); + if (!cp.stdin.closed) { + cp.stdin.end(); + } + _wasm_free(buffer); + _wasm_free(iov); + _wasm_free(pnum); + } + // pump() can never alter the result of this function. + // Even when it fails, we still return the pid. + // Why? + // Because the process already started. We wouldn't backtrack + // with fork(), we won't backtrack here. Let's give PHP the pid, + // and let it think it's the parent process. It will clean up the + // resources as needed. + // stdin may be non-blocking – let's check for updates periodically. + // If we exhaust it at any point, pump() will self-terminate. + // Note handling any failures, closing the descriptor, etc. will not + // happen synchronously when PHP calls fclose($pipes[0]) or proc_close(). + // It will all happen asynchronously on the next tick. It seems off, + // but there doesn't seem to be a better way: cp.stdin.write() and + // cp.stdin.end() are both async APIs and they both accept onCompleted + // callbacks. + const interval = setInterval(pump, 20); + pump(); + } else { + /** + * Descriptor 0 was not provided, so the child process must observe EOF. + * Closing stdin explicitly lets spawn handlers distinguish that case from + * a valid pipe whose first bytes have not arrived yet. + */ cp.stdin.end(); + } + return ProcInfo.pid; + }); +} + +function _js_popen_clear_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + delete PHPWASM.processTable[pid].fd; + return; + } + } +} + +function _js_popen_get_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + return PHPWASM.processTable[pid].pid; + } + } + return -1; +} + +function _js_popen_set_pid_for_fd(fd, pid) { + if (PHPWASM.processTable[pid]) { + PHPWASM.processTable[pid].fd = fd; + } +} + +function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + if (PHPWASM.processTable[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + return 1; + } + return 0; +} + +function _js_release_file_locks() { + if (typeof Module["userSpace"] === "undefined") { + return; + } + return Module["userSpace"].js_release_file_locks(); +} + +function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + return Asyncify.handleSleep(wakeUp => { + const poll = function() { + if (PHPWASM.processTable[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); +} + +var _makecontext = () => abort("missing function: ${name}"); + +function _random_get(buffer, size) { + try { + randomFill(HEAPU8.subarray(buffer, buffer + size)); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_random_get.sig = "ipp"; + +var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + return sum; +}; + +var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= (daysInCurrentMonth - newDate.getDate() + 1); + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; +}; + +var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + "A": "%a", + "B": "%b", + "c": "%a %b %d %H:%M:%S %Y", + "D": "%m\\/%d\\/%y", + "e": "%d", + "F": "%Y-%m-%d", + "h": "%b", + "R": "%H\\:%M", + "r": "%I\\:%M\\:%S\\s%p", + "T": "%H\\:%M\\:%S", + "x": "%m\\/%d\\/(?:%y|%Y)", + "X": "%H\\:%M\\:%S" + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", + /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", + /* century */ "C": "\\d\\d", + /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", + /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", + /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", + /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", + /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", + /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", + /* whitespace */ "n": " ", + /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", + /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", + /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", + /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", + /* weekday number */ "w": "[0-6]", + /* 2-digit year */ "y": "\\d\\d", + /* 4-digit year */ "Y": "\\d\\d\\d\\d", + /* whitespace */ "t": " ", + /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11 + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6 + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6 + }; + var capture = []; + var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }).replace(// any number of space or tab characters match zero or more spaces + /\s+/g, "\\s*"); + var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); + function initDate() { + function fixup(value, min, max) { + return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); + } + return { + year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), + month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), + day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), + hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), + min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), + sec: fixup(HEAP32[((tm) >> 2)], 0, 59), + gmtoff: 0 + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = symbol => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch("S"))) { + date.sec = Number(value); + } + // minutes + if ((value = getMatch("M"))) { + date.min = Number(value); + } + // hours + if ((value = getMatch("H"))) { + // 24h clock + date.hour = Number(value); + } else if ((value = getMatch("I"))) { + // AM/PM clock + var hour = Number(value); + if ((value = getMatch("p"))) { + hour += value.toUpperCase()[0] === "P" ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch("Y"))) { + // parse from four-digit year + date.year = Number(value); + } else if ((value = getMatch("y"))) { + // parse from two-digit year... + var year = Number(value); + if ((value = getMatch("C"))) { + // ...and century + year += Number(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch("m"))) { + // parse from month number + date.month = Number(value) - 1; + } else if ((value = getMatch("b"))) { + // parse from month name + date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch("d"))) { + // get day of month directly + date.day = Number(value); + } else if ((value = getMatch("j"))) { + // get day of month from day of year ... + var day = Number(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); + if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch("a"))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch("U"))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch("W"))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch("z"))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === "z") { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* + tm_sec int seconds after the minute 0-61* + tm_min int minutes after the hour 0-59 + tm_hour int hours since midnight 0-23 + tm_mday int day of the month 1-31 + tm_mon int months since January 0-11 + tm_year int years since 1900 + tm_wday int days since Sunday 0-6 + tm_yday int days since January 1 0-365 + tm_isdst int Daylight Saving Time flag + tm_gmtoff long offset from GMT (seconds) + */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); + HEAP32[((tm) >> 2)] = fullDate.getSeconds(); + HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); + HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); + HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); + HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); + HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; + HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); + HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; + HEAP32[(((tm) + (32)) >> 2)] = 0; + HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + lengthBytesUTF8(matches[0]); + } + return 0; +}; + +_strptime.sig = "pppp"; + +var _swapcontext = () => abort("missing function: ${name}"); + +function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); +} + +function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const SO_RCVTIMEO = 66; + const SO_SNDTIMEO = 67; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + if (level === SOL_SOCKET && (optionName === SO_RCVTIMEO || optionName === SO_SNDTIMEO)) { + const timeoutMs = PHPWASM.parseSocketTimeout(optionValuePtr, optionLen); + if (timeoutMs === null) { + return -1; + } + const timeouts = PHPWASM.socketTimeouts.get(socketd) || {}; + if (optionName === SO_RCVTIMEO) { + timeouts.receive = timeoutMs; + } else { + timeouts.send = timeoutMs; + } + PHPWASM.socketTimeouts.set(socketd, timeouts); + return 0; + } + // Options that we can forward to the WebSocket proxy + const isForwardable = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isForwardable) { + console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; +} + +function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); +} + +var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = /^(js_open_process|js_fd_read|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|wasm_recv|wasm_connect|__syscall_fcntl64|js_flock|js_release_file_locks|js_waitpid|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == "function") { + let isAsyncifyImport = original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending(original); + } + } + } + }, + instrumentFunction(original) { + var wrapper = (...args) => original(...args); + wrapper.orig = original; + return wrapper; + }, + instrumentWasmExports(exports) { + var exportPattern = /^(php_wasm_init|wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_pclose|__wrap_popen|__wrap_pclose|wasm_read|wasm_php_exec|run_cli|wasm_recv|wasm_connect|__wasm_call_ctors|__errno_location|__funcs_on_exit|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set; + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == "function") { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + var wrapper = Asyncify.instrumentFunction(original); + ret[x] = wrapper; + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async startAsync => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep: startAsync => Asyncify.handleAsync(() => new Promise(startAsync)), + makeAsyncFunction(original) { + return WebAssembly.promising(original); + } +}; + +var getCFunc = ident => { + var func = Module["_" + ident]; + // closure exported function + return func; +}; + +var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); +}; + +/** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + "string": str => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + "array": arr => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + } + }; + function convertReturnValue(ret) { + if (returnType === "string") { + return UTF8ToString(ret); + } + if (returnType === "boolean") return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; +}; + +var FS_createPath = (...args) => FS.createPath(...args); + +var FS_unlink = (...args) => FS.unlink(...args); + +var FS_createLazyFile = (...args) => FS.createLazyFile(...args); + +var FS_createDevice = (...args) => FS.createDevice(...args); + +var _wasm_recv = function(sockfd, buffer, size, flags) { + return Asyncify.handleSleep(wakeUp => { + const receiveTimeout = PHPWASM.socketTimeouts.get(sockfd)?.receive; + const startedAt = Date.now(); + let resolved = false; + const poll = function() { + if (resolved) { + return; + } + let newl = ___syscall_recvfrom(sockfd, buffer, size, flags, null, null); + if (newl > 0) { + resolved = true; + wakeUp(newl); + } else if (newl === -ERRNO_CODES.EAGAIN) { + if (receiveTimeout > 0 && Date.now() - startedAt >= receiveTimeout) { + resolved = true; + wakeUp(-ERRNO_CODES.EAGAIN); + return; + } + setTimeout(poll, 20); + } else { + resolved = true; + wakeUp(0); + } + }; + poll(); + }); +}; + +registerWasmPlugin(); + +FS.createPreloadedFile = FS_createPreloadedFile; + +FS.preloadFile = FS_preloadFile; + +FS.staticInit(); + +if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); +} + +PHPWASM.init(); + +// End JS library code +// include: postlibrary.js +// This file is included after the automatically-generated JS library code +// but before the wasm module is created. +{ + // Begin ATMODULES hooks + if (Module["preloadPlugins"]) preloadPlugins = Module["preloadPlugins"]; + if (Module["noExitRuntime"]) noExitRuntime = Module["noExitRuntime"]; + if (Module["print"]) out = Module["print"]; + if (Module["printErr"]) err = Module["printErr"]; + if (Module["dynamicLibraries"]) dynamicLibraries = Module["dynamicLibraries"]; + if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; + // End ATMODULES hooks + if (Module["arguments"]) arguments_ = Module["arguments"]; + if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"]; + if (Module["preInit"]) { + if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; + while (Module["preInit"].length > 0) { + Module["preInit"].shift()(); + } + } +} + +// Begin runtime exports +Module["wasmExports"] = wasmExports; + +Module["addRunDependency"] = addRunDependency; + +Module["removeRunDependency"] = removeRunDependency; + +Module["ccall"] = ccall; + +Module["FS_preloadFile"] = FS_preloadFile; + +Module["FS_unlink"] = FS_unlink; + +Module["FS_createPath"] = FS_createPath; + +Module["FS_createDevice"] = FS_createDevice; + +Module["FS_createDataFile"] = FS_createDataFile; + +Module["FS_createLazyFile"] = FS_createLazyFile; + +Module["PROXYFS"] = PROXYFS; + +// End runtime exports +// Begin JS library exports +Module["UTF8ToString"] = UTF8ToString; + +Module["lengthBytesUTF8"] = lengthBytesUTF8; + +Module["stringToUTF8"] = stringToUTF8; + +Module["FS"] = FS; + +Module["_exit"] = _exit; + +Module["_emscripten_sleep"] = _emscripten_sleep; + +Module["_getaddrinfo"] = _getaddrinfo; + +Module["_wasm_setsockopt"] = _wasm_setsockopt; + +Module["_wasm_recv"] = _wasm_recv; + +// End JS library exports +// end include: postlibrary.js +var ASM_CONSTS = {}; + +function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = resolver => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === "w") { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async wakeUp => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === "SPAWN_UNSUPPORTED") { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on("data", function(data) { + outByteArrays.push(data); + }); + const outputPath = "/tmp/popen_output"; + cp.on("exit", function(exitCode) { + const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); +} + +__asyncjs__js_popen_to_file.sig = "iiii"; + +function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = resolver => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback(wakeUp => { + const polls = []; + const stream = FS.getStream(socketd); + if (FS.isSocket(stream?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set; + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add("POLLIN"); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add("POLLOUT"); + } + if (events & POLLHUP || events & POLLIN || events & POLLOUT || events & POLLERR) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add("POLLHUP"); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add("POLLERR"); + } + } + } else if (stream?.stream_ops?.poll) { + let interrupted = false; + async function poll() { + try { + while (true) { + var mask = POLLNVAL; + mask = SYSCALLS.DEFAULT_POLLMASK; + if (FS.isClosed(stream)) { + return ERRNO_CODES.EBADF; + } + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + mask &= events | POLLERR | POLLHUP; + if (mask) { + return mask; + } + if (interrupted) { + return ERRNO_CODES.ETIMEDOUT; + } + await new Promise(resolve => setTimeout(resolve, 10)); + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } + } + polls.push([ poll(), () => { + interrupted = true; + } ]); + } else { + setTimeout(function() { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); + setTimeout(function() { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function(results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function() { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); +} + +__asyncjs__wasm_poll_socket.sig = "iiii"; + +function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = resolver => new Promise(resolver); + const pollAsync = arguments[4] === undefined ? true : !!arguments[4]; + if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { + var stream; + try { + stream = SYSCALLS.getStreamFromFD(fd); + HEAPU32[pnum >> 2] = doReadv(stream, iov, iovcnt); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + throw e; + } + if (e.errno !== ERRNO_CODES.EWOULDBLOCK && e.errno !== ERRNO_CODES.EAGAIN) { + return e.errno; + } + const nonBlocking = stream.flags & PHPWASM.O_NONBLOCK; + if (nonBlocking) { + return e.errno; + } + } + } + if (false === pollAsync) { + return ERRNO_CODES.EWOULDBLOCK; + } + return returnCallback(async wakeUp => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + while (true) { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + if (returnCode === 0) { + HEAPU32[pnum >> 2] = num; + return wakeUp(0); + } + if (++retries > maxRetries || !stream || FS.isClosed(stream) || returnCode !== ERRNO_CODES.EWOULDBLOCK || ("pipe" in stream.node && stream.node.pipe.refcnt < 2)) { + HEAPU32[pnum >> 2] = num; + return wakeUp(returnCode); + } + await new Promise(resolve => setTimeout(resolve, interval)); + } + }); +} + +js_fd_read.sig = "iiiii"; + +function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module["onMessage"]) { + const dataStr = UTF8ToString(data); + return Module["onMessage"](dataStr).then(response => { + const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }).catch(e => { + console.error(e); + return -1; + }); + } + }); +} + +__asyncjs__js_module_onMessage.sig = "iii"; + +// Imports from the Wasm binary. +var _php_date_get_date_ce, _php_date_get_interface_ce, _php_date_get_timezone_ce, _get_timezone_info, _php_hash_fetch_ops, _php_combined_lcg, _php_mt_rand_range, _php_random_bytes, _php_get_nan, _php_get_inf, _php_setcookie, _php_escape_html_entities, _php_info_print_table_header, _php_info_print_table_row, _php_info_print_table_start, _php_info_print_table_end, _php_info_print_table_colspan_header, _PHP_MD5Final, _PHP_MD5InitArgs, _PHP_MD5Update, _php_str_to_str, _php_addcslashes_str, _php_addcslashes, _php_var_serialize, _php_var_serialize_init, _php_var_serialize_destroy, _php_var_unserialize_init, _php_var_unserialize_destroy, _php_var_unserialize, _php_get_module_initialized, _php_log_err_with_severity, _php_printf, _php_error_docref, _ap_php_slprintf, _ap_php_snprintf, _ap_php_vsnprintf, _display_ini_entries, _sapi_header_op, _php_socket_strerror, _php_output_write, __php_stream_free, __php_stream_read, __php_stream_eof, __php_stream_set_option, __php_stream_write, __php_stream_getc, __php_stream_get_line, __php_stream_seek, __php_stream_open_wrapper_ex, _php_stream_context_alloc, _php_stream_context_set_option, __php_stream_cast, __php_stream_xport_create, __emalloc_16, __emalloc_24, __emalloc_32, __emalloc_40, __emalloc_48, __emalloc_56, __emalloc_80, __emalloc_96, __emalloc_112, __emalloc_128, __emalloc_192, __emalloc_320, __emalloc_1280, __efree_56, __emalloc, __efree, __erealloc, __safe_emalloc, ___zend_malloc, __safe_erealloc, ___zend_realloc, __ecalloc, __estrdup, __estrndup, _zend_set_memory_limit, _zend_memory_usage, _zend_memory_peak_usage, ___zend_calloc, _zend_type_to_string, _zend_unmangle_property_name_ex, _zend_is_auto_global_str, _zend_get_compiled_variable_name, _zend_register_long_constant, _zend_register_string_constant, _zend_get_constant_str, _get_active_class_name, _get_active_function_name, _zend_get_executed_filename, _zend_get_executed_filename_ex, _zend_get_executed_lineno, _zend_get_executed_scope, __call_user_function_impl, _zend_call_function, _zend_call_known_function, _zend_call_known_instance_method_with_2_params, _zend_lookup_class_ex, _zend_eval_string, _zend_set_timeout, _zend_unset_timeout, _zend_fetch_class, _zend_rebuild_symbol_table, _zend_html_puts, _zend_llist_init, _zend_llist_add_element, _zend_llist_prepend_element, _zend_llist_destroy, _zend_llist_remove_tail, _zend_llist_count, _zend_llist_get_first_ex, _zend_llist_get_last_ex, _zend_llist_get_next_ex, _destroy_op_array, _zend_destroy_static_vars, __is_numeric_string_ex, _convert_to_long, _zval_get_long_func, _convert_to_double, __convert_to_string, __try_convert_to_string, _zval_get_double_func, _zval_get_string_func, _zend_is_true, _zend_binary_strcasecmp, _numeric_compare_function, _compare_function, _instanceof_function_slow, _zend_str_tolower, _zend_memnstr_ex, _rc_dtor_func, _zval_ptr_dtor, _zval_add_ref, _zend_vspprintf, _zend_spprintf, _zend_strpprintf, __zend_bailout, _zend_error, _zend_error_noreturn, _zend_throw_error, _zend_argument_count_error, _zend_value_error, _zend_get_parameters_array_ex, _zend_wrong_param_count, _zend_zval_type_name, _zend_wrong_parameters_none_error, _zend_wrong_parameters_count_error, _zend_wrong_parameter_error, _zend_argument_type_error, _zend_argument_value_error, _zend_argument_error, _zend_parse_arg_bool_slow, _zend_parse_arg_long_slow, _zend_parse_arg_double_slow, _zend_parse_arg_str_slow, _zend_parse_arg_str_or_long_slow, _zend_release_fcall_info_cache, _zend_parse_parameters, _zend_parse_method_parameters, _object_properties_init, _object_init_ex, _add_assoc_long_ex, _add_assoc_null_ex, _add_assoc_bool_ex, _add_assoc_double_ex, _add_assoc_str_ex, _add_assoc_string_ex, _add_assoc_stringl_ex, _add_assoc_zval_ex, _add_index_long, _add_index_null, _add_index_string, _add_index_stringl, _add_next_index_long, _add_next_index_null, _add_next_index_bool, _add_next_index_double, _add_next_index_str, _add_next_index_string, _add_next_index_stringl, _zend_startup_module, _zend_register_internal_class_ex, _zend_class_implements, _zend_register_internal_interface, _zend_is_callable_ex, _zend_is_callable, _zend_fcall_info_init, _zend_get_module_version, _zend_declare_typed_property, _zend_try_assign_typed_ref_bool, _zend_try_assign_typed_ref_long, _zend_try_assign_typed_ref_str, _zend_try_assign_typed_ref_arr, _zend_declare_property, _zend_declare_class_constant_ex, _zend_declare_class_constant_long, _zend_declare_class_constant_bool, _zend_update_property, _zend_read_property_ex, _zend_read_property, _zend_replace_error_handling, _zend_restore_error_handling, _zend_is_iterable, _zend_get_resource_handle, _zend_hash_str_find, __zend_hash_init, __zend_new_array_0, __zend_new_array, _zend_array_count, _zend_array_dup, _zend_hash_add, _zend_hash_update, _zend_hash_str_update, _zend_hash_index_add_empty_element, _zend_hash_add_empty_element, _zend_hash_str_add_empty_element, _zend_hash_next_index_insert, _zend_hash_next_index_insert_new, _zend_hash_index_update, _zend_hash_del, _zend_hash_str_del, _zend_hash_index_del, _zend_hash_destroy, _zend_array_destroy, _zend_hash_clean, _zend_hash_apply, _zend_hash_apply_with_arguments, _zend_hash_copy, _zend_array_to_list, _zend_hash_find, _zend_hash_index_find, _zend_hash_internal_pointer_reset_ex, _zend_hash_move_forward_ex, _zend_hash_get_current_key_ex, _zend_hash_get_current_key_zval_ex, _zend_hash_get_current_key_type_ex, _zend_hash_get_current_data_ex, _zend_hash_sort_ex, __zend_handle_numeric_str_ex, _zend_register_list_destructors_ex, _zend_rsrc_list_get_rsrc_type, _zend_register_persistent_resource, _zend_get_parameter_attribute_str, _zend_add_attribute, _zend_execute, _zend_set_user_opcode_handler, _zend_get_user_opcode_handler, _zend_get_zval_ptr, _zend_register_ini_entries_ex, _zend_unregister_ini_entries_ex, _zend_alter_ini_entry, _zend_ini_long, _zend_ini_string_ex, _zend_ini_string, _zend_ini_boolean_displayer_cb, _display_link_numbers, _OnUpdateBool, _OnUpdateLong, _OnUpdateLongGEZero, _OnUpdateReal, _OnUpdateString, _OnUpdateStringUnempty, _zend_sort, _zend_iterator_init, _zend_call_method, _zend_create_internal_iterator_zval, _zend_get_exception_base, _zend_is_unwind_exit, _zend_is_graceful_exit, _zend_clear_exception, _zend_throw_exception, _zend_throw_exception_ex, _zend_throw_error_exception, _zend_throw_exception_object, _zend_strtod, _zend_freedtoa, _zend_dtoa, _gc_enabled, _gc_possible_root, _zend_gc_get_status, _zend_get_gc_buffer_create, _zend_get_gc_buffer_grow, _zend_get_closure_method_def, _virtual_file_ex, _tsrm_realpath, _zend_object_std_init, _zend_object_std_dtor, _zend_objects_new, _zend_objects_clone_members, _zend_std_get_properties, _zend_get_property_info, _zend_std_read_property, _zend_std_write_property, _zend_class_init_statics, _zend_std_compare_objects, _zend_std_has_property, _zend_get_properties_for, _zend_objects_store_mark_destructed, _zend_objects_store_del, _zend_do_implement_interface, _smart_str_erealloc, __smart_string_alloc, _zend_observer_fcall_register, _zend_observer_fiber_switch_register, _strtoll, _strlen, _munmap, _fiprintf, _abort, _free, _memcmp, _malloc, _snprintf, _strchr, _mmap, ___errno_location, _strerror, _dlopen, _dlsym, _dlclose, _strcmp, _getenv, ___wasm_setjmp, ___wasm_setjmp_test, ___wasm_longjmp, _atoi, _strtoull, _clock_gettime, _strrchr, _realloc, _strcasecmp, _memchr, _isalnum, _strncmp, _iscntrl, _isxdigit, _tolower, _strtok_r, _unlink, _strncasecmp, _fileno, _isatty, _fread, _fclose, _strtoul, _strstr, _strpbrk, _strdup, _write, _close, _fseek, _fwrite, _gettimeofday, _time, _toupper, _iprintf, _puts, _putchar, _stat, _fopen, _getcwd, _open, _rename, _mkdir, _rmdir, _opendir, _strncpy, _siprintf, _localtime_r, _strtol, _pow, _strtod, _strftime, _sin, _cos, _atan2, _acos, _ispunct, _setlocale, _read, _tan, _asin, _atan, _log, _log2, _fmod, _wasm_php_exec, _socket, _gai_strerror, _freeaddrinfo, _fcntl, _connect, _strerror_r, _php_pollfd_for, _getsockopt, _htons, _ntohs, _getpeername, _getsockname, _htonl, _send, _shutdown, _strcpy, _strcat, _tzset, _ntohl, _wasm_sleep, _fputs, _atoll, _isdigit, _isgraph, _isspace, _fflush, _expf, _lseek, _fputc, ___small_fprintf, _qsort, _calloc, _vfprintf, _flock, _writev, _fgets, _initgroups, _atol, _closedir, _readdir, _posix_memalign, _ftell, _wasm_read, _feof, _strncat, ___ctype_get_mb_cur_max, ___wrap_usleep, _wasm_popen, _wasm_pclose, _poll, ___wrap_select, _wasm_set_sapi_name, _wasm_set_phpini_path, _wasm_add_cli_arg, _run_cli, _wasm_add_SERVER_entry, _wasm_add_ENV_entry, _wasm_set_query_string, _wasm_set_path_translated, _wasm_set_skip_shebang, _wasm_set_request_uri, _wasm_set_request_method, _wasm_set_request_host, _wasm_set_content_type, _wasm_set_request_body, _wasm_set_content_length, _wasm_set_cookies, _wasm_set_request_port, _wasm_sapi_request_shutdown, _wasm_sapi_handle_request, _php_wasm_init, _wasm_free, _wasm_get_end_offset, ___wrap_getpid, _wasm_trace, _getentropy, _pthread_cond_signal, _pthread_cond_wait, _pthread_condattr_destroy, _pthread_condattr_init, _pthread_condattr_setclock, _pthread_mutex_trylock, _pthread_mutexattr_destroy, _pthread_mutexattr_init, _pthread_mutexattr_settype, _sched_yield, _srandom, _random, _vsnprintf, _sqlite3_auto_extension, _sqlite3_cancel_auto_extension, _pthread_mutex_init, _pthread_mutex_destroy, _pthread_mutex_lock, _pthread_mutex_unlock, _srand, _rand, _rewind, _modf, _atof, _gmtime, _round, _pthread_cond_init, _pthread_cond_destroy, _pthread_cond_broadcast, ___extenddftf2, ___letf2, ___floatunditf, _div, ___funcs_on_exit, ___cxa_atexit, ___dl_seterr, __emscripten_find_dylib, _freopen, _pthread_cond_timedwait, _mbstowcs, _emscripten_builtin_memalign, __emscripten_timeout, _strtok, _tanhf, _wcstombs, _emscripten_get_sbrk_ptr, ___trap, __emscripten_stack_restore, __emscripten_stack_alloc, _emscripten_stack_get_current, __ZNSt3__211__call_onceERVmPvPFvS2_E, __ZNSt3__218condition_variable10notify_allEv, __ZNSt3__25mutex4lockEv, __ZNSt3__25mutex6unlockEv, ___cxa_bad_typeid, ___cxa_allocate_exception, ___cxa_throw, ___cxa_pure_virtual, ___dynamic_cast, __ZNSt20bad_array_new_lengthD1Ev, __ZNSt12length_errorD1Ev, _sendmsg, memory, ___stack_pointer, __indirect_function_table, ___c_longjmp, wasmTable, wasmMemory; + +function assignWasmExports(wasmExports) { + _php_date_get_date_ce = Module["_php_date_get_date_ce"] = wasmExports["php_date_get_date_ce"]; + _php_date_get_interface_ce = Module["_php_date_get_interface_ce"] = wasmExports["php_date_get_interface_ce"]; + _php_date_get_timezone_ce = Module["_php_date_get_timezone_ce"] = wasmExports["php_date_get_timezone_ce"]; + _get_timezone_info = Module["_get_timezone_info"] = wasmExports["get_timezone_info"]; + _php_hash_fetch_ops = Module["_php_hash_fetch_ops"] = wasmExports["php_hash_fetch_ops"]; + _php_combined_lcg = Module["_php_combined_lcg"] = wasmExports["php_combined_lcg"]; + _php_mt_rand_range = Module["_php_mt_rand_range"] = wasmExports["php_mt_rand_range"]; + _php_random_bytes = Module["_php_random_bytes"] = wasmExports["php_random_bytes"]; + _php_get_nan = Module["_php_get_nan"] = wasmExports["php_get_nan"]; + _php_get_inf = Module["_php_get_inf"] = wasmExports["php_get_inf"]; + _php_setcookie = Module["_php_setcookie"] = wasmExports["php_setcookie"]; + _php_escape_html_entities = Module["_php_escape_html_entities"] = wasmExports["php_escape_html_entities"]; + _php_info_print_table_header = Module["_php_info_print_table_header"] = wasmExports["php_info_print_table_header"]; + _php_info_print_table_row = Module["_php_info_print_table_row"] = wasmExports["php_info_print_table_row"]; + _php_info_print_table_start = Module["_php_info_print_table_start"] = wasmExports["php_info_print_table_start"]; + _php_info_print_table_end = Module["_php_info_print_table_end"] = wasmExports["php_info_print_table_end"]; + _php_info_print_table_colspan_header = Module["_php_info_print_table_colspan_header"] = wasmExports["php_info_print_table_colspan_header"]; + _PHP_MD5Final = Module["_PHP_MD5Final"] = wasmExports["PHP_MD5Final"]; + _PHP_MD5InitArgs = Module["_PHP_MD5InitArgs"] = wasmExports["PHP_MD5InitArgs"]; + _PHP_MD5Update = Module["_PHP_MD5Update"] = wasmExports["PHP_MD5Update"]; + _php_str_to_str = Module["_php_str_to_str"] = wasmExports["php_str_to_str"]; + _php_addcslashes_str = Module["_php_addcslashes_str"] = wasmExports["php_addcslashes_str"]; + _php_addcslashes = Module["_php_addcslashes"] = wasmExports["php_addcslashes"]; + _php_var_serialize = Module["_php_var_serialize"] = wasmExports["php_var_serialize"]; + _php_var_serialize_init = Module["_php_var_serialize_init"] = wasmExports["php_var_serialize_init"]; + _php_var_serialize_destroy = Module["_php_var_serialize_destroy"] = wasmExports["php_var_serialize_destroy"]; + _php_var_unserialize_init = Module["_php_var_unserialize_init"] = wasmExports["php_var_unserialize_init"]; + _php_var_unserialize_destroy = Module["_php_var_unserialize_destroy"] = wasmExports["php_var_unserialize_destroy"]; + _php_var_unserialize = Module["_php_var_unserialize"] = wasmExports["php_var_unserialize"]; + _php_get_module_initialized = Module["_php_get_module_initialized"] = wasmExports["php_get_module_initialized"]; + _php_log_err_with_severity = Module["_php_log_err_with_severity"] = wasmExports["php_log_err_with_severity"]; + _php_printf = Module["_php_printf"] = wasmExports["php_printf"]; + _php_error_docref = Module["_php_error_docref"] = wasmExports["php_error_docref"]; + _ap_php_slprintf = Module["_ap_php_slprintf"] = wasmExports["ap_php_slprintf"]; + _ap_php_snprintf = Module["_ap_php_snprintf"] = wasmExports["ap_php_snprintf"]; + _ap_php_vsnprintf = Module["_ap_php_vsnprintf"] = wasmExports["ap_php_vsnprintf"]; + _display_ini_entries = Module["_display_ini_entries"] = wasmExports["display_ini_entries"]; + _sapi_header_op = Module["_sapi_header_op"] = wasmExports["sapi_header_op"]; + _php_socket_strerror = Module["_php_socket_strerror"] = wasmExports["php_socket_strerror"]; + _php_output_write = Module["_php_output_write"] = wasmExports["php_output_write"]; + __php_stream_free = Module["__php_stream_free"] = wasmExports["_php_stream_free"]; + __php_stream_read = Module["__php_stream_read"] = wasmExports["_php_stream_read"]; + __php_stream_eof = Module["__php_stream_eof"] = wasmExports["_php_stream_eof"]; + __php_stream_set_option = Module["__php_stream_set_option"] = wasmExports["_php_stream_set_option"]; + __php_stream_write = Module["__php_stream_write"] = wasmExports["_php_stream_write"]; + __php_stream_getc = Module["__php_stream_getc"] = wasmExports["_php_stream_getc"]; + __php_stream_get_line = Module["__php_stream_get_line"] = wasmExports["_php_stream_get_line"]; + __php_stream_seek = Module["__php_stream_seek"] = wasmExports["_php_stream_seek"]; + __php_stream_open_wrapper_ex = Module["__php_stream_open_wrapper_ex"] = wasmExports["_php_stream_open_wrapper_ex"]; + _php_stream_context_alloc = Module["_php_stream_context_alloc"] = wasmExports["php_stream_context_alloc"]; + _php_stream_context_set_option = Module["_php_stream_context_set_option"] = wasmExports["php_stream_context_set_option"]; + __php_stream_cast = Module["__php_stream_cast"] = wasmExports["_php_stream_cast"]; + __php_stream_xport_create = Module["__php_stream_xport_create"] = wasmExports["_php_stream_xport_create"]; + __emalloc_16 = Module["__emalloc_16"] = wasmExports["_emalloc_16"]; + __emalloc_24 = Module["__emalloc_24"] = wasmExports["_emalloc_24"]; + __emalloc_32 = Module["__emalloc_32"] = wasmExports["_emalloc_32"]; + __emalloc_40 = Module["__emalloc_40"] = wasmExports["_emalloc_40"]; + __emalloc_48 = Module["__emalloc_48"] = wasmExports["_emalloc_48"]; + __emalloc_56 = Module["__emalloc_56"] = wasmExports["_emalloc_56"]; + __emalloc_80 = Module["__emalloc_80"] = wasmExports["_emalloc_80"]; + __emalloc_96 = Module["__emalloc_96"] = wasmExports["_emalloc_96"]; + __emalloc_112 = Module["__emalloc_112"] = wasmExports["_emalloc_112"]; + __emalloc_128 = Module["__emalloc_128"] = wasmExports["_emalloc_128"]; + __emalloc_192 = Module["__emalloc_192"] = wasmExports["_emalloc_192"]; + __emalloc_320 = Module["__emalloc_320"] = wasmExports["_emalloc_320"]; + __emalloc_1280 = Module["__emalloc_1280"] = wasmExports["_emalloc_1280"]; + __efree_56 = Module["__efree_56"] = wasmExports["_efree_56"]; + __emalloc = Module["__emalloc"] = wasmExports["_emalloc"]; + __efree = Module["__efree"] = wasmExports["_efree"]; + __erealloc = Module["__erealloc"] = wasmExports["_erealloc"]; + __safe_emalloc = Module["__safe_emalloc"] = wasmExports["_safe_emalloc"]; + ___zend_malloc = Module["___zend_malloc"] = wasmExports["__zend_malloc"]; + __safe_erealloc = Module["__safe_erealloc"] = wasmExports["_safe_erealloc"]; + ___zend_realloc = Module["___zend_realloc"] = wasmExports["__zend_realloc"]; + __ecalloc = Module["__ecalloc"] = wasmExports["_ecalloc"]; + __estrdup = Module["__estrdup"] = wasmExports["_estrdup"]; + __estrndup = Module["__estrndup"] = wasmExports["_estrndup"]; + _zend_set_memory_limit = Module["_zend_set_memory_limit"] = wasmExports["zend_set_memory_limit"]; + _zend_memory_usage = Module["_zend_memory_usage"] = wasmExports["zend_memory_usage"]; + _zend_memory_peak_usage = Module["_zend_memory_peak_usage"] = wasmExports["zend_memory_peak_usage"]; + ___zend_calloc = Module["___zend_calloc"] = wasmExports["__zend_calloc"]; + _zend_type_to_string = Module["_zend_type_to_string"] = wasmExports["zend_type_to_string"]; + _zend_unmangle_property_name_ex = Module["_zend_unmangle_property_name_ex"] = wasmExports["zend_unmangle_property_name_ex"]; + _zend_is_auto_global_str = Module["_zend_is_auto_global_str"] = wasmExports["zend_is_auto_global_str"]; + _zend_get_compiled_variable_name = Module["_zend_get_compiled_variable_name"] = wasmExports["zend_get_compiled_variable_name"]; + _zend_register_long_constant = Module["_zend_register_long_constant"] = wasmExports["zend_register_long_constant"]; + _zend_register_string_constant = Module["_zend_register_string_constant"] = wasmExports["zend_register_string_constant"]; + _zend_get_constant_str = Module["_zend_get_constant_str"] = wasmExports["zend_get_constant_str"]; + _get_active_class_name = Module["_get_active_class_name"] = wasmExports["get_active_class_name"]; + _get_active_function_name = Module["_get_active_function_name"] = wasmExports["get_active_function_name"]; + _zend_get_executed_filename = Module["_zend_get_executed_filename"] = wasmExports["zend_get_executed_filename"]; + _zend_get_executed_filename_ex = Module["_zend_get_executed_filename_ex"] = wasmExports["zend_get_executed_filename_ex"]; + _zend_get_executed_lineno = Module["_zend_get_executed_lineno"] = wasmExports["zend_get_executed_lineno"]; + _zend_get_executed_scope = Module["_zend_get_executed_scope"] = wasmExports["zend_get_executed_scope"]; + __call_user_function_impl = Module["__call_user_function_impl"] = wasmExports["_call_user_function_impl"]; + _zend_call_function = Module["_zend_call_function"] = wasmExports["zend_call_function"]; + _zend_call_known_function = Module["_zend_call_known_function"] = wasmExports["zend_call_known_function"]; + _zend_call_known_instance_method_with_2_params = Module["_zend_call_known_instance_method_with_2_params"] = wasmExports["zend_call_known_instance_method_with_2_params"]; + _zend_lookup_class_ex = Module["_zend_lookup_class_ex"] = wasmExports["zend_lookup_class_ex"]; + _zend_eval_string = Module["_zend_eval_string"] = wasmExports["zend_eval_string"]; + _zend_set_timeout = Module["_zend_set_timeout"] = wasmExports["zend_set_timeout"]; + _zend_unset_timeout = Module["_zend_unset_timeout"] = wasmExports["zend_unset_timeout"]; + _zend_fetch_class = Module["_zend_fetch_class"] = wasmExports["zend_fetch_class"]; + _zend_rebuild_symbol_table = Module["_zend_rebuild_symbol_table"] = wasmExports["zend_rebuild_symbol_table"]; + _zend_html_puts = Module["_zend_html_puts"] = wasmExports["zend_html_puts"]; + _zend_llist_init = Module["_zend_llist_init"] = wasmExports["zend_llist_init"]; + _zend_llist_add_element = Module["_zend_llist_add_element"] = wasmExports["zend_llist_add_element"]; + _zend_llist_prepend_element = Module["_zend_llist_prepend_element"] = wasmExports["zend_llist_prepend_element"]; + _zend_llist_destroy = Module["_zend_llist_destroy"] = wasmExports["zend_llist_destroy"]; + _zend_llist_remove_tail = Module["_zend_llist_remove_tail"] = wasmExports["zend_llist_remove_tail"]; + _zend_llist_count = Module["_zend_llist_count"] = wasmExports["zend_llist_count"]; + _zend_llist_get_first_ex = Module["_zend_llist_get_first_ex"] = wasmExports["zend_llist_get_first_ex"]; + _zend_llist_get_last_ex = Module["_zend_llist_get_last_ex"] = wasmExports["zend_llist_get_last_ex"]; + _zend_llist_get_next_ex = Module["_zend_llist_get_next_ex"] = wasmExports["zend_llist_get_next_ex"]; + _destroy_op_array = Module["_destroy_op_array"] = wasmExports["destroy_op_array"]; + _zend_destroy_static_vars = Module["_zend_destroy_static_vars"] = wasmExports["zend_destroy_static_vars"]; + __is_numeric_string_ex = Module["__is_numeric_string_ex"] = wasmExports["_is_numeric_string_ex"]; + _convert_to_long = Module["_convert_to_long"] = wasmExports["convert_to_long"]; + _zval_get_long_func = Module["_zval_get_long_func"] = wasmExports["zval_get_long_func"]; + _convert_to_double = Module["_convert_to_double"] = wasmExports["convert_to_double"]; + __convert_to_string = Module["__convert_to_string"] = wasmExports["_convert_to_string"]; + __try_convert_to_string = Module["__try_convert_to_string"] = wasmExports["_try_convert_to_string"]; + _zval_get_double_func = Module["_zval_get_double_func"] = wasmExports["zval_get_double_func"]; + _zval_get_string_func = Module["_zval_get_string_func"] = wasmExports["zval_get_string_func"]; + _zend_is_true = Module["_zend_is_true"] = wasmExports["zend_is_true"]; + _zend_binary_strcasecmp = Module["_zend_binary_strcasecmp"] = wasmExports["zend_binary_strcasecmp"]; + _numeric_compare_function = Module["_numeric_compare_function"] = wasmExports["numeric_compare_function"]; + _compare_function = Module["_compare_function"] = wasmExports["compare_function"]; + _instanceof_function_slow = Module["_instanceof_function_slow"] = wasmExports["instanceof_function_slow"]; + _zend_str_tolower = Module["_zend_str_tolower"] = wasmExports["zend_str_tolower"]; + _zend_memnstr_ex = Module["_zend_memnstr_ex"] = wasmExports["zend_memnstr_ex"]; + _rc_dtor_func = Module["_rc_dtor_func"] = wasmExports["rc_dtor_func"]; + _zval_ptr_dtor = Module["_zval_ptr_dtor"] = wasmExports["zval_ptr_dtor"]; + _zval_add_ref = Module["_zval_add_ref"] = wasmExports["zval_add_ref"]; + _zend_vspprintf = Module["_zend_vspprintf"] = wasmExports["zend_vspprintf"]; + _zend_spprintf = Module["_zend_spprintf"] = wasmExports["zend_spprintf"]; + _zend_strpprintf = Module["_zend_strpprintf"] = wasmExports["zend_strpprintf"]; + __zend_bailout = Module["__zend_bailout"] = wasmExports["_zend_bailout"]; + _zend_error = Module["_zend_error"] = wasmExports["zend_error"]; + _zend_error_noreturn = Module["_zend_error_noreturn"] = wasmExports["zend_error_noreturn"]; + _zend_throw_error = Module["_zend_throw_error"] = wasmExports["zend_throw_error"]; + _zend_argument_count_error = Module["_zend_argument_count_error"] = wasmExports["zend_argument_count_error"]; + _zend_value_error = Module["_zend_value_error"] = wasmExports["zend_value_error"]; + _zend_get_parameters_array_ex = Module["_zend_get_parameters_array_ex"] = wasmExports["zend_get_parameters_array_ex"]; + _zend_wrong_param_count = Module["_zend_wrong_param_count"] = wasmExports["zend_wrong_param_count"]; + _zend_zval_type_name = Module["_zend_zval_type_name"] = wasmExports["zend_zval_type_name"]; + _zend_wrong_parameters_none_error = Module["_zend_wrong_parameters_none_error"] = wasmExports["zend_wrong_parameters_none_error"]; + _zend_wrong_parameters_count_error = Module["_zend_wrong_parameters_count_error"] = wasmExports["zend_wrong_parameters_count_error"]; + _zend_wrong_parameter_error = Module["_zend_wrong_parameter_error"] = wasmExports["zend_wrong_parameter_error"]; + _zend_argument_type_error = Module["_zend_argument_type_error"] = wasmExports["zend_argument_type_error"]; + _zend_argument_value_error = Module["_zend_argument_value_error"] = wasmExports["zend_argument_value_error"]; + _zend_argument_error = Module["_zend_argument_error"] = wasmExports["zend_argument_error"]; + _zend_parse_arg_bool_slow = Module["_zend_parse_arg_bool_slow"] = wasmExports["zend_parse_arg_bool_slow"]; + _zend_parse_arg_long_slow = Module["_zend_parse_arg_long_slow"] = wasmExports["zend_parse_arg_long_slow"]; + _zend_parse_arg_double_slow = Module["_zend_parse_arg_double_slow"] = wasmExports["zend_parse_arg_double_slow"]; + _zend_parse_arg_str_slow = Module["_zend_parse_arg_str_slow"] = wasmExports["zend_parse_arg_str_slow"]; + _zend_parse_arg_str_or_long_slow = Module["_zend_parse_arg_str_or_long_slow"] = wasmExports["zend_parse_arg_str_or_long_slow"]; + _zend_release_fcall_info_cache = Module["_zend_release_fcall_info_cache"] = wasmExports["zend_release_fcall_info_cache"]; + _zend_parse_parameters = Module["_zend_parse_parameters"] = wasmExports["zend_parse_parameters"]; + _zend_parse_method_parameters = Module["_zend_parse_method_parameters"] = wasmExports["zend_parse_method_parameters"]; + _object_properties_init = Module["_object_properties_init"] = wasmExports["object_properties_init"]; + _object_init_ex = Module["_object_init_ex"] = wasmExports["object_init_ex"]; + _add_assoc_long_ex = Module["_add_assoc_long_ex"] = wasmExports["add_assoc_long_ex"]; + _add_assoc_null_ex = Module["_add_assoc_null_ex"] = wasmExports["add_assoc_null_ex"]; + _add_assoc_bool_ex = Module["_add_assoc_bool_ex"] = wasmExports["add_assoc_bool_ex"]; + _add_assoc_double_ex = Module["_add_assoc_double_ex"] = wasmExports["add_assoc_double_ex"]; + _add_assoc_str_ex = Module["_add_assoc_str_ex"] = wasmExports["add_assoc_str_ex"]; + _add_assoc_string_ex = Module["_add_assoc_string_ex"] = wasmExports["add_assoc_string_ex"]; + _add_assoc_stringl_ex = Module["_add_assoc_stringl_ex"] = wasmExports["add_assoc_stringl_ex"]; + _add_assoc_zval_ex = Module["_add_assoc_zval_ex"] = wasmExports["add_assoc_zval_ex"]; + _add_index_long = Module["_add_index_long"] = wasmExports["add_index_long"]; + _add_index_null = Module["_add_index_null"] = wasmExports["add_index_null"]; + _add_index_string = Module["_add_index_string"] = wasmExports["add_index_string"]; + _add_index_stringl = Module["_add_index_stringl"] = wasmExports["add_index_stringl"]; + _add_next_index_long = Module["_add_next_index_long"] = wasmExports["add_next_index_long"]; + _add_next_index_null = Module["_add_next_index_null"] = wasmExports["add_next_index_null"]; + _add_next_index_bool = Module["_add_next_index_bool"] = wasmExports["add_next_index_bool"]; + _add_next_index_double = Module["_add_next_index_double"] = wasmExports["add_next_index_double"]; + _add_next_index_str = Module["_add_next_index_str"] = wasmExports["add_next_index_str"]; + _add_next_index_string = Module["_add_next_index_string"] = wasmExports["add_next_index_string"]; + _add_next_index_stringl = Module["_add_next_index_stringl"] = wasmExports["add_next_index_stringl"]; + _zend_startup_module = Module["_zend_startup_module"] = wasmExports["zend_startup_module"]; + _zend_register_internal_class_ex = Module["_zend_register_internal_class_ex"] = wasmExports["zend_register_internal_class_ex"]; + _zend_class_implements = Module["_zend_class_implements"] = wasmExports["zend_class_implements"]; + _zend_register_internal_interface = Module["_zend_register_internal_interface"] = wasmExports["zend_register_internal_interface"]; + _zend_is_callable_ex = Module["_zend_is_callable_ex"] = wasmExports["zend_is_callable_ex"]; + _zend_is_callable = Module["_zend_is_callable"] = wasmExports["zend_is_callable"]; + _zend_fcall_info_init = Module["_zend_fcall_info_init"] = wasmExports["zend_fcall_info_init"]; + _zend_get_module_version = Module["_zend_get_module_version"] = wasmExports["zend_get_module_version"]; + _zend_declare_typed_property = Module["_zend_declare_typed_property"] = wasmExports["zend_declare_typed_property"]; + _zend_try_assign_typed_ref_bool = Module["_zend_try_assign_typed_ref_bool"] = wasmExports["zend_try_assign_typed_ref_bool"]; + _zend_try_assign_typed_ref_long = Module["_zend_try_assign_typed_ref_long"] = wasmExports["zend_try_assign_typed_ref_long"]; + _zend_try_assign_typed_ref_str = Module["_zend_try_assign_typed_ref_str"] = wasmExports["zend_try_assign_typed_ref_str"]; + _zend_try_assign_typed_ref_arr = Module["_zend_try_assign_typed_ref_arr"] = wasmExports["zend_try_assign_typed_ref_arr"]; + _zend_declare_property = Module["_zend_declare_property"] = wasmExports["zend_declare_property"]; + _zend_declare_class_constant_ex = Module["_zend_declare_class_constant_ex"] = wasmExports["zend_declare_class_constant_ex"]; + _zend_declare_class_constant_long = Module["_zend_declare_class_constant_long"] = wasmExports["zend_declare_class_constant_long"]; + _zend_declare_class_constant_bool = Module["_zend_declare_class_constant_bool"] = wasmExports["zend_declare_class_constant_bool"]; + _zend_update_property = Module["_zend_update_property"] = wasmExports["zend_update_property"]; + _zend_read_property_ex = Module["_zend_read_property_ex"] = wasmExports["zend_read_property_ex"]; + _zend_read_property = Module["_zend_read_property"] = wasmExports["zend_read_property"]; + _zend_replace_error_handling = Module["_zend_replace_error_handling"] = wasmExports["zend_replace_error_handling"]; + _zend_restore_error_handling = Module["_zend_restore_error_handling"] = wasmExports["zend_restore_error_handling"]; + _zend_is_iterable = Module["_zend_is_iterable"] = wasmExports["zend_is_iterable"]; + _zend_get_resource_handle = Module["_zend_get_resource_handle"] = wasmExports["zend_get_resource_handle"]; + _zend_hash_str_find = Module["_zend_hash_str_find"] = wasmExports["zend_hash_str_find"]; + __zend_hash_init = Module["__zend_hash_init"] = wasmExports["_zend_hash_init"]; + __zend_new_array_0 = Module["__zend_new_array_0"] = wasmExports["_zend_new_array_0"]; + __zend_new_array = Module["__zend_new_array"] = wasmExports["_zend_new_array"]; + _zend_array_count = Module["_zend_array_count"] = wasmExports["zend_array_count"]; + _zend_array_dup = Module["_zend_array_dup"] = wasmExports["zend_array_dup"]; + _zend_hash_add = Module["_zend_hash_add"] = wasmExports["zend_hash_add"]; + _zend_hash_update = Module["_zend_hash_update"] = wasmExports["zend_hash_update"]; + _zend_hash_str_update = Module["_zend_hash_str_update"] = wasmExports["zend_hash_str_update"]; + _zend_hash_index_add_empty_element = Module["_zend_hash_index_add_empty_element"] = wasmExports["zend_hash_index_add_empty_element"]; + _zend_hash_add_empty_element = Module["_zend_hash_add_empty_element"] = wasmExports["zend_hash_add_empty_element"]; + _zend_hash_str_add_empty_element = Module["_zend_hash_str_add_empty_element"] = wasmExports["zend_hash_str_add_empty_element"]; + _zend_hash_next_index_insert = Module["_zend_hash_next_index_insert"] = wasmExports["zend_hash_next_index_insert"]; + _zend_hash_next_index_insert_new = Module["_zend_hash_next_index_insert_new"] = wasmExports["zend_hash_next_index_insert_new"]; + _zend_hash_index_update = Module["_zend_hash_index_update"] = wasmExports["zend_hash_index_update"]; + _zend_hash_del = Module["_zend_hash_del"] = wasmExports["zend_hash_del"]; + _zend_hash_str_del = Module["_zend_hash_str_del"] = wasmExports["zend_hash_str_del"]; + _zend_hash_index_del = Module["_zend_hash_index_del"] = wasmExports["zend_hash_index_del"]; + _zend_hash_destroy = Module["_zend_hash_destroy"] = wasmExports["zend_hash_destroy"]; + _zend_array_destroy = Module["_zend_array_destroy"] = wasmExports["zend_array_destroy"]; + _zend_hash_clean = Module["_zend_hash_clean"] = wasmExports["zend_hash_clean"]; + _zend_hash_apply = Module["_zend_hash_apply"] = wasmExports["zend_hash_apply"]; + _zend_hash_apply_with_arguments = Module["_zend_hash_apply_with_arguments"] = wasmExports["zend_hash_apply_with_arguments"]; + _zend_hash_copy = Module["_zend_hash_copy"] = wasmExports["zend_hash_copy"]; + _zend_array_to_list = Module["_zend_array_to_list"] = wasmExports["zend_array_to_list"]; + _zend_hash_find = Module["_zend_hash_find"] = wasmExports["zend_hash_find"]; + _zend_hash_index_find = Module["_zend_hash_index_find"] = wasmExports["zend_hash_index_find"]; + _zend_hash_internal_pointer_reset_ex = Module["_zend_hash_internal_pointer_reset_ex"] = wasmExports["zend_hash_internal_pointer_reset_ex"]; + _zend_hash_move_forward_ex = Module["_zend_hash_move_forward_ex"] = wasmExports["zend_hash_move_forward_ex"]; + _zend_hash_get_current_key_ex = Module["_zend_hash_get_current_key_ex"] = wasmExports["zend_hash_get_current_key_ex"]; + _zend_hash_get_current_key_zval_ex = Module["_zend_hash_get_current_key_zval_ex"] = wasmExports["zend_hash_get_current_key_zval_ex"]; + _zend_hash_get_current_key_type_ex = Module["_zend_hash_get_current_key_type_ex"] = wasmExports["zend_hash_get_current_key_type_ex"]; + _zend_hash_get_current_data_ex = Module["_zend_hash_get_current_data_ex"] = wasmExports["zend_hash_get_current_data_ex"]; + _zend_hash_sort_ex = Module["_zend_hash_sort_ex"] = wasmExports["zend_hash_sort_ex"]; + __zend_handle_numeric_str_ex = Module["__zend_handle_numeric_str_ex"] = wasmExports["_zend_handle_numeric_str_ex"]; + _zend_register_list_destructors_ex = Module["_zend_register_list_destructors_ex"] = wasmExports["zend_register_list_destructors_ex"]; + _zend_rsrc_list_get_rsrc_type = Module["_zend_rsrc_list_get_rsrc_type"] = wasmExports["zend_rsrc_list_get_rsrc_type"]; + _zend_register_persistent_resource = Module["_zend_register_persistent_resource"] = wasmExports["zend_register_persistent_resource"]; + _zend_get_parameter_attribute_str = Module["_zend_get_parameter_attribute_str"] = wasmExports["zend_get_parameter_attribute_str"]; + _zend_add_attribute = Module["_zend_add_attribute"] = wasmExports["zend_add_attribute"]; + _zend_execute = Module["_zend_execute"] = wasmExports["zend_execute"]; + _zend_set_user_opcode_handler = Module["_zend_set_user_opcode_handler"] = wasmExports["zend_set_user_opcode_handler"]; + _zend_get_user_opcode_handler = Module["_zend_get_user_opcode_handler"] = wasmExports["zend_get_user_opcode_handler"]; + _zend_get_zval_ptr = Module["_zend_get_zval_ptr"] = wasmExports["zend_get_zval_ptr"]; + _zend_register_ini_entries_ex = Module["_zend_register_ini_entries_ex"] = wasmExports["zend_register_ini_entries_ex"]; + _zend_unregister_ini_entries_ex = Module["_zend_unregister_ini_entries_ex"] = wasmExports["zend_unregister_ini_entries_ex"]; + _zend_alter_ini_entry = Module["_zend_alter_ini_entry"] = wasmExports["zend_alter_ini_entry"]; + _zend_ini_long = Module["_zend_ini_long"] = wasmExports["zend_ini_long"]; + _zend_ini_string_ex = Module["_zend_ini_string_ex"] = wasmExports["zend_ini_string_ex"]; + _zend_ini_string = Module["_zend_ini_string"] = wasmExports["zend_ini_string"]; + _zend_ini_boolean_displayer_cb = Module["_zend_ini_boolean_displayer_cb"] = wasmExports["zend_ini_boolean_displayer_cb"]; + _display_link_numbers = Module["_display_link_numbers"] = wasmExports["display_link_numbers"]; + _OnUpdateBool = Module["_OnUpdateBool"] = wasmExports["OnUpdateBool"]; + _OnUpdateLong = Module["_OnUpdateLong"] = wasmExports["OnUpdateLong"]; + _OnUpdateLongGEZero = Module["_OnUpdateLongGEZero"] = wasmExports["OnUpdateLongGEZero"]; + _OnUpdateReal = Module["_OnUpdateReal"] = wasmExports["OnUpdateReal"]; + _OnUpdateString = Module["_OnUpdateString"] = wasmExports["OnUpdateString"]; + _OnUpdateStringUnempty = Module["_OnUpdateStringUnempty"] = wasmExports["OnUpdateStringUnempty"]; + _zend_sort = Module["_zend_sort"] = wasmExports["zend_sort"]; + _zend_iterator_init = Module["_zend_iterator_init"] = wasmExports["zend_iterator_init"]; + _zend_call_method = Module["_zend_call_method"] = wasmExports["zend_call_method"]; + _zend_create_internal_iterator_zval = Module["_zend_create_internal_iterator_zval"] = wasmExports["zend_create_internal_iterator_zval"]; + _zend_get_exception_base = Module["_zend_get_exception_base"] = wasmExports["zend_get_exception_base"]; + _zend_is_unwind_exit = Module["_zend_is_unwind_exit"] = wasmExports["zend_is_unwind_exit"]; + _zend_is_graceful_exit = Module["_zend_is_graceful_exit"] = wasmExports["zend_is_graceful_exit"]; + _zend_clear_exception = Module["_zend_clear_exception"] = wasmExports["zend_clear_exception"]; + _zend_throw_exception = Module["_zend_throw_exception"] = wasmExports["zend_throw_exception"]; + _zend_throw_exception_ex = Module["_zend_throw_exception_ex"] = wasmExports["zend_throw_exception_ex"]; + _zend_throw_error_exception = Module["_zend_throw_error_exception"] = wasmExports["zend_throw_error_exception"]; + _zend_throw_exception_object = Module["_zend_throw_exception_object"] = wasmExports["zend_throw_exception_object"]; + _zend_strtod = Module["_zend_strtod"] = wasmExports["zend_strtod"]; + _zend_freedtoa = Module["_zend_freedtoa"] = wasmExports["zend_freedtoa"]; + _zend_dtoa = Module["_zend_dtoa"] = wasmExports["zend_dtoa"]; + _gc_enabled = Module["_gc_enabled"] = wasmExports["gc_enabled"]; + _gc_possible_root = Module["_gc_possible_root"] = wasmExports["gc_possible_root"]; + _zend_gc_get_status = Module["_zend_gc_get_status"] = wasmExports["zend_gc_get_status"]; + _zend_get_gc_buffer_create = Module["_zend_get_gc_buffer_create"] = wasmExports["zend_get_gc_buffer_create"]; + _zend_get_gc_buffer_grow = Module["_zend_get_gc_buffer_grow"] = wasmExports["zend_get_gc_buffer_grow"]; + _zend_get_closure_method_def = Module["_zend_get_closure_method_def"] = wasmExports["zend_get_closure_method_def"]; + _virtual_file_ex = Module["_virtual_file_ex"] = wasmExports["virtual_file_ex"]; + _tsrm_realpath = Module["_tsrm_realpath"] = wasmExports["tsrm_realpath"]; + _zend_object_std_init = Module["_zend_object_std_init"] = wasmExports["zend_object_std_init"]; + _zend_object_std_dtor = Module["_zend_object_std_dtor"] = wasmExports["zend_object_std_dtor"]; + _zend_objects_new = Module["_zend_objects_new"] = wasmExports["zend_objects_new"]; + _zend_objects_clone_members = Module["_zend_objects_clone_members"] = wasmExports["zend_objects_clone_members"]; + _zend_std_get_properties = Module["_zend_std_get_properties"] = wasmExports["zend_std_get_properties"]; + _zend_get_property_info = Module["_zend_get_property_info"] = wasmExports["zend_get_property_info"]; + _zend_std_read_property = Module["_zend_std_read_property"] = wasmExports["zend_std_read_property"]; + _zend_std_write_property = Module["_zend_std_write_property"] = wasmExports["zend_std_write_property"]; + _zend_class_init_statics = Module["_zend_class_init_statics"] = wasmExports["zend_class_init_statics"]; + _zend_std_compare_objects = Module["_zend_std_compare_objects"] = wasmExports["zend_std_compare_objects"]; + _zend_std_has_property = Module["_zend_std_has_property"] = wasmExports["zend_std_has_property"]; + _zend_get_properties_for = Module["_zend_get_properties_for"] = wasmExports["zend_get_properties_for"]; + _zend_objects_store_mark_destructed = Module["_zend_objects_store_mark_destructed"] = wasmExports["zend_objects_store_mark_destructed"]; + _zend_objects_store_del = Module["_zend_objects_store_del"] = wasmExports["zend_objects_store_del"]; + _zend_do_implement_interface = Module["_zend_do_implement_interface"] = wasmExports["zend_do_implement_interface"]; + _smart_str_erealloc = Module["_smart_str_erealloc"] = wasmExports["smart_str_erealloc"]; + __smart_string_alloc = Module["__smart_string_alloc"] = wasmExports["_smart_string_alloc"]; + _zend_observer_fcall_register = Module["_zend_observer_fcall_register"] = wasmExports["zend_observer_fcall_register"]; + _zend_observer_fiber_switch_register = Module["_zend_observer_fiber_switch_register"] = wasmExports["zend_observer_fiber_switch_register"]; + _strtoll = Module["_strtoll"] = wasmExports["strtoll"]; + _strlen = Module["_strlen"] = wasmExports["strlen"]; + _munmap = Module["_munmap"] = wasmExports["munmap"]; + _fiprintf = Module["_fiprintf"] = wasmExports["fiprintf"]; + _abort = Module["_abort"] = wasmExports["abort"]; + _free = Module["_free"] = wasmExports["free"]; + _memcmp = Module["_memcmp"] = wasmExports["memcmp"]; + _malloc = PHPLoader['malloc'] = Module['_malloc'] = wasmExports["malloc"]; + _snprintf = Module["_snprintf"] = wasmExports["snprintf"]; + _strchr = Module["_strchr"] = wasmExports["strchr"]; + _mmap = Module["_mmap"] = wasmExports["mmap"]; + ___errno_location = Module["___errno_location"] = wasmExports["__errno_location"]; + _strerror = Module["_strerror"] = wasmExports["strerror"]; + _dlopen = Module["_dlopen"] = wasmExports["dlopen"]; + _dlsym = Module["_dlsym"] = wasmExports["dlsym"]; + _dlclose = Module["_dlclose"] = wasmExports["dlclose"]; + _strcmp = Module["_strcmp"] = wasmExports["strcmp"]; + _getenv = Module["_getenv"] = wasmExports["getenv"]; + ___wasm_setjmp = Module["___wasm_setjmp"] = wasmExports["__wasm_setjmp"]; + ___wasm_setjmp_test = Module["___wasm_setjmp_test"] = wasmExports["__wasm_setjmp_test"]; + ___wasm_longjmp = Module["___wasm_longjmp"] = wasmExports["__wasm_longjmp"]; + _atoi = Module["_atoi"] = wasmExports["atoi"]; + _strtoull = Module["_strtoull"] = wasmExports["strtoull"]; + _clock_gettime = Module["_clock_gettime"] = wasmExports["clock_gettime"]; + _strrchr = Module["_strrchr"] = wasmExports["strrchr"]; + _realloc = Module["_realloc"] = wasmExports["realloc"]; + _strcasecmp = Module["_strcasecmp"] = wasmExports["strcasecmp"]; + _memchr = Module["_memchr"] = wasmExports["memchr"]; + _isalnum = Module["_isalnum"] = wasmExports["isalnum"]; + _strncmp = Module["_strncmp"] = wasmExports["strncmp"]; + _iscntrl = Module["_iscntrl"] = wasmExports["iscntrl"]; + _isxdigit = Module["_isxdigit"] = wasmExports["isxdigit"]; + _tolower = Module["_tolower"] = wasmExports["tolower"]; + _strtok_r = Module["_strtok_r"] = wasmExports["strtok_r"]; + _unlink = Module["_unlink"] = wasmExports["unlink"]; + _strncasecmp = Module["_strncasecmp"] = wasmExports["strncasecmp"]; + _fileno = Module["_fileno"] = wasmExports["fileno"]; + _isatty = Module["_isatty"] = wasmExports["isatty"]; + _fread = Module["_fread"] = wasmExports["fread"]; + _fclose = Module["_fclose"] = wasmExports["fclose"]; + _strtoul = Module["_strtoul"] = wasmExports["strtoul"]; + _strstr = Module["_strstr"] = wasmExports["strstr"]; + _strpbrk = Module["_strpbrk"] = wasmExports["strpbrk"]; + _strdup = Module["_strdup"] = wasmExports["strdup"]; + _write = Module["_write"] = wasmExports["write"]; + _close = Module["_close"] = wasmExports["close"]; + _fseek = Module["_fseek"] = wasmExports["fseek"]; + _fwrite = Module["_fwrite"] = wasmExports["fwrite"]; + _gettimeofday = Module["_gettimeofday"] = wasmExports["gettimeofday"]; + _time = Module["_time"] = wasmExports["time"]; + _toupper = Module["_toupper"] = wasmExports["toupper"]; + _iprintf = Module["_iprintf"] = wasmExports["iprintf"]; + _puts = Module["_puts"] = wasmExports["puts"]; + _putchar = Module["_putchar"] = wasmExports["putchar"]; + _stat = Module["_stat"] = wasmExports["stat"]; + _fopen = Module["_fopen"] = wasmExports["fopen"]; + _getcwd = Module["_getcwd"] = wasmExports["getcwd"]; + _open = Module["_open"] = wasmExports["open"]; + _rename = Module["_rename"] = wasmExports["rename"]; + _mkdir = Module["_mkdir"] = wasmExports["mkdir"]; + _rmdir = Module["_rmdir"] = wasmExports["rmdir"]; + _opendir = Module["_opendir"] = wasmExports["opendir"]; + _strncpy = Module["_strncpy"] = wasmExports["strncpy"]; + _siprintf = Module["_siprintf"] = wasmExports["siprintf"]; + _localtime_r = Module["_localtime_r"] = wasmExports["localtime_r"]; + _strtol = Module["_strtol"] = wasmExports["strtol"]; + _pow = Module["_pow"] = wasmExports["pow"]; + _strtod = Module["_strtod"] = wasmExports["strtod"]; + _strftime = Module["_strftime"] = wasmExports["strftime"]; + _sin = Module["_sin"] = wasmExports["sin"]; + _cos = Module["_cos"] = wasmExports["cos"]; + _atan2 = Module["_atan2"] = wasmExports["atan2"]; + _acos = Module["_acos"] = wasmExports["acos"]; + _ispunct = Module["_ispunct"] = wasmExports["ispunct"]; + _setlocale = Module["_setlocale"] = wasmExports["setlocale"]; + _read = Module["_read"] = wasmExports["read"]; + _tan = Module["_tan"] = wasmExports["tan"]; + _asin = Module["_asin"] = wasmExports["asin"]; + _atan = Module["_atan"] = wasmExports["atan"]; + _log = Module["_log"] = wasmExports["log"]; + _log2 = Module["_log2"] = wasmExports["log2"]; + _fmod = Module["_fmod"] = wasmExports["fmod"]; + _wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"]; + _socket = Module["_socket"] = wasmExports["socket"]; + _gai_strerror = Module["_gai_strerror"] = wasmExports["gai_strerror"]; + _freeaddrinfo = Module["_freeaddrinfo"] = wasmExports["freeaddrinfo"]; + _fcntl = Module["_fcntl"] = wasmExports["fcntl"]; + _connect = Module["_connect"] = wasmExports["connect"]; + _strerror_r = Module["_strerror_r"] = wasmExports["strerror_r"]; + _php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"]; + _getsockopt = Module["_getsockopt"] = wasmExports["getsockopt"]; + _htons = Module["_htons"] = wasmExports["htons"]; + _ntohs = Module["_ntohs"] = wasmExports["ntohs"]; + _getpeername = Module["_getpeername"] = wasmExports["getpeername"]; + _getsockname = Module["_getsockname"] = wasmExports["getsockname"]; + _htonl = Module["_htonl"] = wasmExports["htonl"]; + _send = Module["_send"] = wasmExports["send"]; + _shutdown = Module["_shutdown"] = wasmExports["shutdown"]; + _strcpy = Module["_strcpy"] = wasmExports["strcpy"]; + _strcat = Module["_strcat"] = wasmExports["strcat"]; + _tzset = Module["_tzset"] = wasmExports["tzset"]; + _ntohl = Module["_ntohl"] = wasmExports["ntohl"]; + _wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"]; + _fputs = Module["_fputs"] = wasmExports["fputs"]; + _atoll = Module["_atoll"] = wasmExports["atoll"]; + _isdigit = Module["_isdigit"] = wasmExports["isdigit"]; + _isgraph = Module["_isgraph"] = wasmExports["isgraph"]; + _isspace = Module["_isspace"] = wasmExports["isspace"]; + _fflush = Module["_fflush"] = wasmExports["fflush"]; + _expf = Module["_expf"] = wasmExports["expf"]; + _lseek = Module["_lseek"] = wasmExports["lseek"]; + _fputc = Module["_fputc"] = wasmExports["fputc"]; + ___small_fprintf = Module["___small_fprintf"] = wasmExports["__small_fprintf"]; + _qsort = Module["_qsort"] = wasmExports["qsort"]; + _calloc = Module["_calloc"] = wasmExports["calloc"]; + _vfprintf = Module["_vfprintf"] = wasmExports["vfprintf"]; + _flock = Module["_flock"] = wasmExports["flock"]; + _writev = Module["_writev"] = wasmExports["writev"]; + _fgets = Module["_fgets"] = wasmExports["fgets"]; + _initgroups = Module["_initgroups"] = wasmExports["initgroups"]; + _atol = Module["_atol"] = wasmExports["atol"]; + _closedir = Module["_closedir"] = wasmExports["closedir"]; + _readdir = Module["_readdir"] = wasmExports["readdir"]; + _posix_memalign = Module["_posix_memalign"] = wasmExports["posix_memalign"]; + _ftell = Module["_ftell"] = wasmExports["ftell"]; + _wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"]; + _feof = Module["_feof"] = wasmExports["feof"]; + _strncat = Module["_strncat"] = wasmExports["strncat"]; + ___ctype_get_mb_cur_max = Module["___ctype_get_mb_cur_max"] = wasmExports["__ctype_get_mb_cur_max"]; + ___wrap_usleep = Module["___wrap_usleep"] = wasmExports["__wrap_usleep"]; + _wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"]; + _wasm_pclose = Module["_wasm_pclose"] = wasmExports["wasm_pclose"]; + _poll = Module["_poll"] = wasmExports["poll"]; + ___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"]; + _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"]; + _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"]; + _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"]; + _run_cli = Module["_run_cli"] = wasmExports["run_cli"]; + _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"]; + _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"]; + _wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"]; + _wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"]; + _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"]; + _wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"]; + _wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"]; + _wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"]; + _wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"]; + _wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"]; + _wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"]; + _wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"]; + _wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"]; + _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"]; + _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"]; + _php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"]; + _wasm_free = PHPLoader['free'] = Module['_wasm_free'] = wasmExports["wasm_free"]; + _wasm_get_end_offset = Module["_wasm_get_end_offset"] = wasmExports["wasm_get_end_offset"]; + ___wrap_getpid = Module["___wrap_getpid"] = wasmExports["__wrap_getpid"]; + _wasm_trace = Module["_wasm_trace"] = wasmExports["wasm_trace"]; + _getentropy = Module["_getentropy"] = wasmExports["getentropy"]; + _pthread_cond_signal = Module["_pthread_cond_signal"] = wasmExports["pthread_cond_signal"]; + _pthread_cond_wait = Module["_pthread_cond_wait"] = wasmExports["pthread_cond_wait"]; + _pthread_condattr_destroy = Module["_pthread_condattr_destroy"] = wasmExports["pthread_condattr_destroy"]; + _pthread_condattr_init = Module["_pthread_condattr_init"] = wasmExports["pthread_condattr_init"]; + _pthread_condattr_setclock = Module["_pthread_condattr_setclock"] = wasmExports["pthread_condattr_setclock"]; + _pthread_mutex_trylock = Module["_pthread_mutex_trylock"] = wasmExports["pthread_mutex_trylock"]; + _pthread_mutexattr_destroy = Module["_pthread_mutexattr_destroy"] = wasmExports["pthread_mutexattr_destroy"]; + _pthread_mutexattr_init = Module["_pthread_mutexattr_init"] = wasmExports["pthread_mutexattr_init"]; + _pthread_mutexattr_settype = Module["_pthread_mutexattr_settype"] = wasmExports["pthread_mutexattr_settype"]; + _sched_yield = Module["_sched_yield"] = wasmExports["sched_yield"]; + _srandom = Module["_srandom"] = wasmExports["srandom"]; + _random = Module["_random"] = wasmExports["random"]; + _vsnprintf = Module["_vsnprintf"] = wasmExports["vsnprintf"]; + _sqlite3_auto_extension = Module["_sqlite3_auto_extension"] = wasmExports["sqlite3_auto_extension"]; + _sqlite3_cancel_auto_extension = Module["_sqlite3_cancel_auto_extension"] = wasmExports["sqlite3_cancel_auto_extension"]; + _pthread_mutex_init = Module["_pthread_mutex_init"] = wasmExports["pthread_mutex_init"]; + _pthread_mutex_destroy = Module["_pthread_mutex_destroy"] = wasmExports["pthread_mutex_destroy"]; + _pthread_mutex_lock = Module["_pthread_mutex_lock"] = wasmExports["pthread_mutex_lock"]; + _pthread_mutex_unlock = Module["_pthread_mutex_unlock"] = wasmExports["pthread_mutex_unlock"]; + _srand = Module["_srand"] = wasmExports["srand"]; + _rand = Module["_rand"] = wasmExports["rand"]; + _rewind = Module["_rewind"] = wasmExports["rewind"]; + _modf = Module["_modf"] = wasmExports["modf"]; + _atof = Module["_atof"] = wasmExports["atof"]; + _gmtime = Module["_gmtime"] = wasmExports["gmtime"]; + _round = Module["_round"] = wasmExports["round"]; + _pthread_cond_init = Module["_pthread_cond_init"] = wasmExports["pthread_cond_init"]; + _pthread_cond_destroy = Module["_pthread_cond_destroy"] = wasmExports["pthread_cond_destroy"]; + _pthread_cond_broadcast = Module["_pthread_cond_broadcast"] = wasmExports["pthread_cond_broadcast"]; + ___extenddftf2 = Module["___extenddftf2"] = wasmExports["__extenddftf2"]; + ___letf2 = Module["___letf2"] = wasmExports["__letf2"]; + ___floatunditf = Module["___floatunditf"] = wasmExports["__floatunditf"]; + _div = Module["_div"] = wasmExports["div"]; + ___funcs_on_exit = wasmExports["__funcs_on_exit"]; + ___cxa_atexit = Module["___cxa_atexit"] = wasmExports["__cxa_atexit"]; + ___dl_seterr = wasmExports["__dl_seterr"]; + __emscripten_find_dylib = wasmExports["_emscripten_find_dylib"]; + _freopen = Module["_freopen"] = wasmExports["freopen"]; + _pthread_cond_timedwait = Module["_pthread_cond_timedwait"] = wasmExports["pthread_cond_timedwait"]; + _mbstowcs = Module["_mbstowcs"] = wasmExports["mbstowcs"]; + _emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"]; + __emscripten_timeout = wasmExports["_emscripten_timeout"]; + _strtok = Module["_strtok"] = wasmExports["strtok"]; + _tanhf = Module["_tanhf"] = wasmExports["tanhf"]; + _wcstombs = Module["_wcstombs"] = wasmExports["wcstombs"]; + _emscripten_get_sbrk_ptr = wasmExports["emscripten_get_sbrk_ptr"]; + ___trap = wasmExports["__trap"]; + __emscripten_stack_restore = wasmExports["_emscripten_stack_restore"]; + __emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"]; + _emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"]; + __ZNSt3__211__call_onceERVmPvPFvS2_E = Module["__ZNSt3__211__call_onceERVmPvPFvS2_E"] = wasmExports["_ZNSt3__211__call_onceERVmPvPFvS2_E"]; + __ZNSt3__218condition_variable10notify_allEv = Module["__ZNSt3__218condition_variable10notify_allEv"] = wasmExports["_ZNSt3__218condition_variable10notify_allEv"]; + __ZNSt3__25mutex4lockEv = Module["__ZNSt3__25mutex4lockEv"] = wasmExports["_ZNSt3__25mutex4lockEv"]; + __ZNSt3__25mutex6unlockEv = Module["__ZNSt3__25mutex6unlockEv"] = wasmExports["_ZNSt3__25mutex6unlockEv"]; + ___cxa_bad_typeid = Module["___cxa_bad_typeid"] = wasmExports["__cxa_bad_typeid"]; + ___cxa_allocate_exception = Module["___cxa_allocate_exception"] = wasmExports["__cxa_allocate_exception"]; + ___cxa_throw = Module["___cxa_throw"] = wasmExports["__cxa_throw"]; + ___cxa_pure_virtual = Module["___cxa_pure_virtual"] = wasmExports["__cxa_pure_virtual"]; + ___dynamic_cast = Module["___dynamic_cast"] = wasmExports["__dynamic_cast"]; + __ZNSt20bad_array_new_lengthD1Ev = Module["__ZNSt20bad_array_new_lengthD1Ev"] = wasmExports["_ZNSt20bad_array_new_lengthD1Ev"]; + __ZNSt12length_errorD1Ev = Module["__ZNSt12length_errorD1Ev"] = wasmExports["_ZNSt12length_errorD1Ev"]; + _sendmsg = Module["_sendmsg"] = wasmExports["sendmsg"]; + memory = wasmMemory = wasmExports["memory"]; + ___stack_pointer = Module["___stack_pointer"] = wasmExports["__stack_pointer"]; + __indirect_function_table = wasmTable = wasmExports["__indirect_function_table"]; + ___c_longjmp = Module["___c_longjmp"] = wasmExports["__c_longjmp"]; +} + +var _spl_ce_RuntimeException = Module["_spl_ce_RuntimeException"] = 13815772; + +var _file_globals = Module["_file_globals"] = 13826808; + +var _core_globals = Module["_core_globals"] = 13826336; + +var _php_ini_opened_path = Module["_php_ini_opened_path"] = 13719296; + +var _php_ini_scanned_path = Module["_php_ini_scanned_path"] = 13719300; + +var _php_ini_scanned_files = Module["_php_ini_scanned_files"] = 13719304; + +var _sapi_module = Module["_sapi_module"] = 13800488; + +var _sapi_globals = Module["_sapi_globals"] = 13800632; + +var _compiler_globals = Module["_compiler_globals"] = 13829632; + +var _executor_globals = Module["_executor_globals"] = 13830016; + +var _zend_compile_file = Module["_zend_compile_file"] = 13831320; + +var _zend_compile_string = Module["_zend_compile_string"] = 13831324; + +var _zend_execute_ex = Module["_zend_execute_ex"] = 13829520; + +var _zend_execute_internal = Module["_zend_execute_internal"] = 13829524; + +var _empty_fcall_info = Module["_empty_fcall_info"] = 10340184; + +var _empty_fcall_info_cache = Module["_empty_fcall_info_cache"] = 10340232; + +var _zend_write = Module["_zend_write"] = 13829556; + +var _zend_error_cb = Module["_zend_error_cb"] = 13829560; + +var _zend_post_startup_cb = Module["_zend_post_startup_cb"] = 13829540; + +var _module_registry = Module["_module_registry"] = 13828392; + +var _zend_extensions = Module["_zend_extensions"] = 13827160; + +var _zend_empty_array = Module["_zend_empty_array"] = 13211400; + +var _zend_pass_function = Module["_zend_pass_function"] = 13196488; + +var _zend_ce_traversable = Module["_zend_ce_traversable"] = 13714172; + +var _zend_ce_aggregate = Module["_zend_ce_aggregate"] = 13714176; + +var _zend_ce_iterator = Module["_zend_ce_iterator"] = 13714180; + +var _zend_ce_serializable = Module["_zend_ce_serializable"] = 13714184; + +var _zend_ce_arrayaccess = Module["_zend_ce_arrayaccess"] = 13714188; + +var _zend_ce_countable = Module["_zend_ce_countable"] = 13714192; + +var _zend_ce_stringable = Module["_zend_ce_stringable"] = 13714196; + +var _zend_ce_exception = Module["_zend_ce_exception"] = 13827536; + +var _zend_ce_error = Module["_zend_ce_error"] = 13827652; + +var _zend_throw_exception_hook = Module["_zend_throw_exception_hook"] = 13827528; + +var _zend_ce_throwable = Module["_zend_ce_throwable"] = 13827532; + +var _zend_ce_division_by_zero_error = Module["_zend_ce_division_by_zero_error"] = 13827664; + +var _zend_ce_unhandled_match_error = Module["_zend_ce_unhandled_match_error"] = 13827668; + +var _gc_collect_cycles = Module["_gc_collect_cycles"] = 13714584; + +var _zend_ce_closure = Module["_zend_ce_closure"] = 13820988; + +var _zend_empty_string = Module["_zend_empty_string"] = 13712640; + +var _zend_known_strings = Module["_zend_known_strings"] = 13712644; + +var _zend_string_init_interned = Module["_zend_string_init_interned"] = 13712708; + +var _zend_one_char_string = Module["_zend_one_char_string"] = 13712720; + +var _std_object_handlers = Module["_std_object_handlers"] = 13210816; + +var _zend_ce_unit_enum = Module["_zend_ce_unit_enum"] = 13714588; + +var _zend_ce_backed_enum = Module["_zend_ce_backed_enum"] = 13714592; + +var ___memory_base = Module["___memory_base"] = 0; + +var ___table_base = Module["___table_base"] = 1; + +var _stderr = Module["_stderr"] = 13705520; + +var _stdin = Module["_stdin"] = 13705672; + +var _stdout = Module["_stdout"] = 13705824; + +var __playground_zend_side_module_data_exports = Module["__playground_zend_side_module_data_exports"] = 13212160; + +var __playground_zend_side_module_function_exports = Module["__playground_zend_side_module_function_exports"] = 13212256; + +var _z_errmsg = Module["_z_errmsg"] = 13213248; + +var _timezone = Module["_timezone"] = 14166608; + +var _tzname = Module["_tzname"] = 14166616; + +var ___heap_base = 15228880; + +var __ZNSt3__25ctypeIcE2idE = Module["__ZNSt3__25ctypeIcE2idE"] = 14180284; + +var __ZSt7nothrow = Module["__ZSt7nothrow"] = 12789226; + +var __ZTVN10__cxxabiv120__si_class_type_infoE = Module["__ZTVN10__cxxabiv120__si_class_type_infoE"] = 13706112; + +var __ZTVN10__cxxabiv117__class_type_infoE = Module["__ZTVN10__cxxabiv117__class_type_infoE"] = 13706072; + +var __ZTVN10__cxxabiv121__vmi_class_type_infoE = Module["__ZTVN10__cxxabiv121__vmi_class_type_infoE"] = 13706164; + +var __ZTISt20bad_array_new_length = Module["__ZTISt20bad_array_new_length"] = 13706284; + +var __ZTVSt12length_error = Module["__ZTVSt12length_error"] = 13706360; + +var __ZTISt12length_error = Module["__ZTISt12length_error"] = 13706380; + +var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendmsg: ___syscall_sendmsg, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _dlopen_js: __dlopen_js, + /** @export */ _dlsym_js: __dlsym_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, + /** @export */ _emscripten_system: __emscripten_system, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_pread: _fd_pread, + /** @export */ fd_pwrite: _fd_pwrite, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getcontext: _getcontext, + /** @export */ getdtablesize: _getdtablesize, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_fd_read, + /** @export */ js_flock: _js_flock, + /** @export */ js_getpid: _js_getpid, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_popen_clear_pid_for_fd: _js_popen_clear_pid_for_fd, + /** @export */ js_popen_get_pid_for_fd: _js_popen_get_pid_for_fd, + /** @export */ js_popen_set_pid_for_fd: _js_popen_set_pid_for_fd, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_release_file_locks: _js_release_file_locks, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ js_wasm_trace: _js_wasm_trace, + /** @export */ makecontext: _makecontext, + /** @export */ proc_exit: _proc_exit, + /** @export */ random_get: _random_get, + /** @export */ strptime: _strptime, + /** @export */ swapcontext: _swapcontext, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_recv: _wasm_recv, + /** @export */ wasm_shutdown: _wasm_shutdown +}; + +// include: postamble.js +// === Auto-generated postamble setup entry stuff === +async function callMain(args = []) { + var entryFunction = resolveGlobalSymbol("main").sym; + // Main modules can't tell if they have main() at compile time, since it may + // arrive from a dynamic library. + if (!entryFunction) return; + args.unshift(thisProgram); + var argc = args.length; + var argv = stackAlloc((argc + 1) * 4); + var argv_ptr = argv; + for (var arg of args) { + HEAPU32[((argv_ptr) >> 2)] = stringToUTF8OnStack(arg); + argv_ptr += 4; + } + HEAPU32[((argv_ptr) >> 2)] = 0; + try { + var ret = entryFunction(argc, argv); + // The current spec of JSPI returns a promise only if the function suspends + // and a plain value otherwise. This will likely change: + // https://github.com/WebAssembly/js-promise-integration/issues/11 + ret = await ret; + // if we're not running an evented main loop, it's time to exit + exitJS(ret, /* implicit = */ true); + return ret; + } catch (e) { + return handleException(e); + } +} + +function run(args = arguments_) { + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + async function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + Module["calledRun"] = true; + if (ABORT) return; + initRuntime(); + preMain(); + Module["onRuntimeInitialized"]?.(); + var noInitialRun = Module["noInitialRun"] || true; + if (!noInitialRun) await callMain(args); + postRun(); + } + if (Module["setStatus"]) { + Module["setStatus"]("Running..."); + setTimeout(() => { + setTimeout(() => Module["setStatus"](""), 1); + doRun(); + }, 1); + } else { + doRun(); + } +} + +var wasmExports; + +// With async instantation wasmExports is assigned asynchronously when the +// instance is received. +createWasm(); + +run(); diff --git a/runtime-overlays/php-wasm-node-8-3/jspi/php_8_3.js b/runtime-overlays/php-wasm-node-8-3/jspi/php_8_3.js new file mode 100644 index 00000000..6f105b40 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/jspi/php_8_3.js @@ -0,0 +1,10238 @@ +// Emscripten generates code for Node.js that uses the `require` function. +// We need to explicitly create a require function to avoid errors when running +// this code in Node.js as an ES module. +import { createRequire } from 'module'; +const require = createRequire(import.meta.url); +// Note: The path and url modules are currently needed by code injected by the php-wasm Dockerfile. +import path from 'path'; +import { fileURLToPath } from 'url'; + +// Determine the current directory path. In CJS mode, __dirname is available. +// In ESM mode, we derive it from import.meta.url. +const currentDirPath = + typeof __dirname !== 'undefined' + ? __dirname + : path.dirname(fileURLToPath(import.meta.url)); +const dependencyFilename = path.join(currentDirPath, '8_3_32', 'php_8_3.wasm'); +export { dependencyFilename }; +export const dependenciesTotalSize = 22840899; +const phpVersionString = '8.3.32'; +export function init(RuntimeName, PHPLoader) { + // The rest of the code comes from the built php.js file and esm-suffix.js +// include: shell.js +// include: minimum_runtime_check.js +// end include: minimum_runtime_check.js +// The Module object: Our interface to the outside world. We import +// and export values on it. There are various ways Module can be used: +// 1. Not defined. We create it here +// 2. A function parameter, function(moduleArg) => Promise +// 3. pre-run appended it, var Module = {}; ..generated code.. +// 4. External script tag defines var Module. +// We need to check if Module already exists (e.g. case 3 above). +// Substitution will be replaced with actual code on later stage of the build, +// this way Closure Compiler will not mangle it (e.g. case 4. above). +// Note that if you want to run closure, and also to use Module +// after the generated code, you will need to define var Module = {}; +// before the code. Then that object will be used in the code, and you +// can continue to use Module afterwards as well. +var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; + +var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; + +var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; + +// --pre-jses are emitted after the Module integration code, so that they can +// refer to Module (if they choose; they can also define Module) +var arguments_ = []; + +var thisProgram = "./this.program"; + +var quit_ = (status, toThrow) => { + throw toThrow; +}; + +var _scriptName; + +if (typeof __filename != "undefined") { + // Node + _scriptName = __filename; +} else /*no-op*/ {} + +// `/` should be present at the end if `scriptDirectory` is not empty +var scriptDirectory = ""; + +function locateFile(path) { + if (Module["locateFile"]) { + return Module["locateFile"](path, scriptDirectory); + } + return scriptDirectory + path; +} + +// Hooks that are implemented differently in different runtime environments. +var readAsync, readBinary; + +if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require("fs"); + scriptDirectory = currentDirPath + "/"; + // include: node_shell_read.js + readBinary = filename => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : "utf8"); + return ret; + }; + // end include: node_shell_read.js + if (process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, "/"); + } + arguments_ = process.argv.slice(2); + // MODULARIZE will export the module in the proper place outside, we don't need to export here + if (typeof module != "undefined") { + module["exports"] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; +} else // Note that this includes Node.js workers when relevant (pthreads is enabled). +// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and +// ENVIRONMENT_IS_NODE. +{} + +var out = console.log.bind(console); + +var err = console.error.bind(console); + +// end include: shell.js +// include: preamble.js +// === Preamble library stuff === +// Documentation for the public APIs defined in this file must be updated in: +// site/source/docs/api_reference/preamble.js.rst +// A prebuilt local version of the documentation is available at: +// site/build/text/docs/api_reference/preamble.js.txt +// You can also build docs locally as HTML or other formats in site/ +// An online HTML version (which may be of a different version of Emscripten) +// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html +var dynamicLibraries = []; + +var wasmBinary; + +// Wasm globals +//======================================== +// Runtime essentials +//======================================== +// whether we are quitting the application. no code should run after this. +// set in exit() and abort() +var ABORT = false; + +// set by exit() and abort(). Passed to 'onExit' handler. +// NOTE: This is also used as the process return code code in shell environments +// but only when noExitRuntime is false. +var EXITSTATUS; + +/** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = filename => filename.startsWith("file://"); + +// include: runtime_common.js +// include: runtime_stack_check.js +// end include: runtime_stack_check.js +// include: runtime_exceptions.js +// end include: runtime_exceptions.js +// include: runtime_debug.js +// end include: runtime_debug.js +// Memory management +var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; + +// BigInt64Array type is not correctly defined in closure +var /** not-@type {!BigInt64Array} */ HEAP64, /* BigUint64Array type is not correctly defined in closure +/** not-@type {!BigUint64Array} */ HEAPU64; + +var runtimeInitialized = false; + +var runtimeExited = false; + +function updateMemoryViews() { + var b = wasmMemory.buffer; + HEAP8 = new Int8Array(b); + HEAP16 = new Int16Array(b); + Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); + HEAPU16 = new Uint16Array(b); + HEAP32 = new Int32Array(b); + Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); + HEAPF32 = new Float32Array(b); + HEAPF64 = new Float64Array(b); + HEAP64 = new BigInt64Array(b); + HEAPU64 = new BigUint64Array(b); +} + +// include: memoryprofiler.js +// end include: memoryprofiler.js +// end include: runtime_common.js +var __RELOC_FUNCS__ = []; + +function preRun() { + if (Module["preRun"]) { + if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; + while (Module["preRun"].length) { + addOnPreRun(Module["preRun"].shift()); + } + } + // Begin ATPRERUNS hooks + callRuntimeCallbacks(onPreRuns); +} + +function initRuntime() { + runtimeInitialized = true; + callRuntimeCallbacks(__RELOC_FUNCS__); + // Begin ATINITS hooks + callRuntimeCallbacks(onInits); + if (!Module["noFSInit"] && !FS.initialized) FS.init(); + TTY.init(); + SOCKFS.root = FS.mount(SOCKFS, {}, null); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + // End ATINITS hooks + wasmExports["__wasm_call_ctors"](); + // Begin ATPOSTCTORS hooks + callRuntimeCallbacks(onPostCtors); + FS.ignorePermissions = false; +} + +function preMain() {} + +function exitRuntime() { + // PThreads reuse the runtime from the main thread. + ___funcs_on_exit(); + // Native atexit() functions + // Begin ATEXITS hooks + FS.quit(); + TTY.shutdown(); + // End ATEXITS hooks + runtimeExited = true; +} + +function postRun() { + // PThreads reuse the runtime from the main thread. + if (Module["postRun"]) { + if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; + while (Module["postRun"].length) { + addOnPostRun(Module["postRun"].shift()); + } + } + // Begin ATPOSTRUNS hooks + callRuntimeCallbacks(onPostRuns); +} + +/** @param {string|number=} what */ function abort(what) { + Module["onAbort"]?.(what); + what = "Aborted(" + what + ")"; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += ". Build with -sASSERTIONS for more info."; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; +} + +var wasmBinaryFile; + +function findWasmBinary() { + return locateFile(dependencyFilename); +} + +function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + // Throwing a plain string here, even though it not normally adviables since + // this gets turning into an `abort` in instantiateArrayBuffer. + throw "both async and sync fetching of the wasm failed"; +} + +async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); +} + +async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } +} + +async function instantiateAsync(binary, binaryFile, imports) { + if (!binary && !ENVIRONMENT_IS_NODE) { + try { + var response = fetch(binaryFile, { + credentials: "same-origin" + }); + var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err("falling back to ArrayBuffer instantiation"); + } + } + return instantiateArrayBuffer(binaryFile, imports); +} + +function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + var imports = { + "env": wasmImports, + "wasi_snapshot_preview1": wasmImports, + "GOT.mem": new Proxy(wasmImports, GOTHandler), + "GOT.func": new Proxy(wasmImports, GOTHandler) + }; + return imports; +} + +// Create the wasm instance. +// Receives the wasm imports, returns the exports. +async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { + wasmExports = instance.exports; + // No relocation needed here.. but calling this just so that updateGOT is + // called. + var origExports = wasmExports = relocateExports(wasmExports); + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + mergeLibSymbols(wasmExports, "main"); + var metadata = getDylinkMetadata(module); + if (metadata.neededDynlibs) { + dynamicLibraries = metadata.neededDynlibs.concat(dynamicLibraries); + } + assignWasmExports(wasmExports); + updateGOT(origExports); + Module["wasmExports"] = wasmExports; + LDSO.init(); + loadDylibs(); + updateMemoryViews(); + removeRunDependency("wasm-instantiate"); + return wasmExports; + } + addRunDependency("wasm-instantiate"); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + return receiveInstance(result["instance"], result["module"]); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module["instantiateWasm"]) { + return new Promise((resolve, reject) => { + Module["instantiateWasm"](info, (inst, mod) => { + resolve(receiveInstance(inst, mod)); + }); + }); + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + var exports = receiveInstantiationResult(result); + return exports; +} + +// With MAIN_MODULE + ASYNCIFY the normal method of placing stub functions in +// wasmImports for as-yet-undefined symbols doesn't work since ASYNCIFY then +// wraps these stub functions and we can't then replace them directly. Instead +// the stub functions call into `asyncifyStubs` which gets populated by the +// dynamic linker as symbols are loaded. +var asyncifyStubs = {}; + +// end include: preamble.js +// Begin JS library code +class ExitStatus { + name="ExitStatus"; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } +} +ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } +}; + +var GOT = {}; + +var currentModuleWeakSymbols = new Set([]); + +var GOTHandler = { + get(obj, symName) { + var rtn = GOT[symName]; + if (!rtn) { + rtn = GOT[symName] = new WebAssembly.Global({ + "value": "i32", + "mutable": true + }, -1); + } + if (!currentModuleWeakSymbols.has(symName)) { + // Any non-weak reference to a symbol marks it as `required`, which + // enabled `reportUndefinedSymbols` to report undefined symbol errors + // correctly. + rtn.required = true; + } + return rtn; + } +}; + +var callRuntimeCallbacks = callbacks => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } +}; + +var onPostRuns = []; + +var addOnPostRun = cb => onPostRuns.push(cb); + +var onPreRuns = []; + +var addOnPreRun = cb => onPreRuns.push(cb); + +var runDependencies = 0; + +var dependenciesFulfilled = null; + +var removeRunDependency = id => { + runDependencies--; + Module["monitorRunDependencies"]?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } +}; + +var addRunDependency = id => { + runDependencies++; + Module["monitorRunDependencies"]?.(runDependencies); +}; + +var UTF8Decoder = globalThis.TextDecoder && new TextDecoder; + +var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { + var maxIdx = idx + maxBytesToRead; + if (ignoreNul) return maxIdx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. + // As a tiny code save trick, compare idx against maxIdx using a negation, + // so that maxBytesToRead=undefined/NaN means Infinity. + while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; + return idx; +}; + +/** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead, ignoreNul) => { + var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); + // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ""; + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); + } + } + return str; +}; + +var getDylinkMetadata = binary => { + var offset = 0; + var end = 0; + function getU8() { + return binary[offset++]; + } + function getLEB() { + var ret = 0; + var mul = 1; + while (1) { + var byte = binary[offset++]; + ret += ((byte & 127) * mul); + mul *= 128; + if (!(byte & 128)) break; + } + return ret; + } + function getString() { + var len = getLEB(); + offset += len; + return UTF8ArrayToString(binary, offset - len, len); + } + function getStringList() { + var count = getLEB(); + var rtn = []; + while (count--) rtn.push(getString()); + return rtn; + } + /** @param {string=} message */ function failIf(condition, message) { + if (condition) throw new Error(message); + } + if (binary instanceof WebAssembly.Module) { + var dylinkSection = WebAssembly.Module.customSections(binary, "dylink.0"); + failIf(dylinkSection.length === 0, "need dylink section"); + binary = new Uint8Array(dylinkSection[0]); + end = binary.length; + } else { + var int32View = new Uint32Array(new Uint8Array(binary.subarray(0, 24)).buffer); + var magicNumberFound = int32View[0] == 1836278016; + failIf(!magicNumberFound, "need to see wasm magic number"); + // \0asm + // we should see the dylink custom section right after the magic number and wasm version + failIf(binary[8] !== 0, "need the dylink section to be first"); + offset = 9; + var section_size = getLEB(); + //section size + end = offset + section_size; + var name = getString(); + failIf(name !== "dylink.0"); + } + var customSection = { + neededDynlibs: [], + tlsExports: new Set, + weakImports: new Set, + runtimePaths: [] + }; + var WASM_DYLINK_MEM_INFO = 1; + var WASM_DYLINK_NEEDED = 2; + var WASM_DYLINK_EXPORT_INFO = 3; + var WASM_DYLINK_IMPORT_INFO = 4; + var WASM_DYLINK_RUNTIME_PATH = 5; + var WASM_SYMBOL_TLS = 256; + var WASM_SYMBOL_BINDING_MASK = 3; + var WASM_SYMBOL_BINDING_WEAK = 1; + while (offset < end) { + var subsectionType = getU8(); + var subsectionSize = getLEB(); + if (subsectionType === WASM_DYLINK_MEM_INFO) { + customSection.memorySize = getLEB(); + customSection.memoryAlign = getLEB(); + customSection.tableSize = getLEB(); + customSection.tableAlign = getLEB(); + } else if (subsectionType === WASM_DYLINK_NEEDED) { + customSection.neededDynlibs = getStringList(); + } else if (subsectionType === WASM_DYLINK_EXPORT_INFO) { + var count = getLEB(); + while (count--) { + var symname = getString(); + var flags = getLEB(); + if (flags & WASM_SYMBOL_TLS) { + customSection.tlsExports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_IMPORT_INFO) { + var count = getLEB(); + while (count--) { + var modname = getString(); + var symname = getString(); + var flags = getLEB(); + if ((flags & WASM_SYMBOL_BINDING_MASK) == WASM_SYMBOL_BINDING_WEAK) { + customSection.weakImports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_RUNTIME_PATH) { + customSection.runtimePaths = getStringList(); + } else { + // unknown subsection + offset += subsectionSize; + } + } + return customSection; +}; + +var newDSO = (name, handle, syms) => { + var dso = { + refcount: Infinity, + name, + exports: syms, + global: true + }; + LDSO.loadedLibsByName[name] = dso; + if (handle != undefined) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return dso; +}; + +var LDSO = { + loadedLibsByName: {}, + loadedLibsByHandle: {}, + init() { + newDSO("__main__", 0, wasmImports); + } +}; + +var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; + +var getMemory = size => { + // After the runtime is initialized, we must only use sbrk() normally. + if (runtimeInitialized) { + // Currently we don't support freeing of static data when modules are + // unloaded via dlclose. This function is tagged as `noleakcheck` to + // avoid having this reported as leak. + return _calloc(size, 1); + } + var ret = ___heap_base; + // Keep __heap_base stack aligned. + var end = ret + alignMemory(size, 16); + ___heap_base = end; + // After allocating the memory from the start of the heap we need to ensure + // that once the program starts it doesn't use this region. In relocatable + // mode we can just update the __heap_base symbol that we are exporting to + // the main module. + // When not relocatable `__heap_base` is fixed and exported by the main + // module, but we can update the `sbrk_ptr` value instead. We call + // `_emscripten_get_sbrk_ptr` knowing that it is safe to call prior to + // runtime initialization (unlike, the higher level sbrk function) + var sbrk_ptr = _emscripten_get_sbrk_ptr(); + HEAPU32[((sbrk_ptr) >> 2)] = end; + return ret; +}; + +var isInternalSym = symName => [ "memory", "__memory_base", "__table_base", "__stack_pointer", "__indirect_function_table", "__cpp_exception", "__c_longjmp", "__wasm_apply_data_relocs", "__dso_handle", "__tls_size", "__tls_align", "__set_stack_limits", "_emscripten_tls_init", "__wasm_init_tls", "__wasm_call_ctors", "__start_em_asm", "__stop_em_asm", "__start_em_js", "__stop_em_js" ].includes(symName) || symName.startsWith("__em_js__"); + +var wasmTableMirror = []; + +var getWasmTableEntry = funcPtr => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); + if (Asyncify.isAsyncExport(func)) { + wasmTableMirror[funcPtr] = func = Asyncify.makeAsyncFunction(func); + } + } + return func; +}; + +var updateTableMap = (offset, count) => { + if (functionsInTableMap) { + for (var i = offset; i < offset + count; i++) { + var item = getWasmTableEntry(i); + // Ignore null values. + if (item) { + functionsInTableMap.set(item, i); + } + } + } +}; + +var functionsInTableMap; + +var getFunctionAddress = func => { + // First, create the map if this is the first use. + if (!functionsInTableMap) { + functionsInTableMap = new WeakMap; + updateTableMap(0, wasmTable.length); + } + return functionsInTableMap.get(func) || 0; +}; + +var freeTableIndexes = []; + +var getEmptyTableSlot = () => { + // Reuse a free index if there is one, otherwise grow. + if (freeTableIndexes.length) { + return freeTableIndexes.pop(); + } + // Grow the table + return wasmTable["grow"](1); +}; + +var setWasmTableEntry = (idx, func) => { + /** @suppress {checkTypes} */ wasmTable.set(idx, func); + // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overridden to return wrapped + // functions so we need to call it here to retrieve the potential wrapper correctly + // instead of just storing 'func' directly into wasmTableMirror + /** @suppress {checkTypes} */ wasmTableMirror[idx] = wasmTable.get(idx); +}; + +var uleb128EncodeWithLen = arr => { + const n = arr.length; + // Note: this LEB128 length encoding produces extra byte for n < 128, + // but we don't care as it's only used in a temporary representation. + return [ (n % 128) | 128, n >> 7, ...arr ]; +}; + +var wasmTypeCodes = { + "i": 127, + // i32 + "p": 127, + // i32 + "j": 126, + // i64 + "f": 125, + // f32 + "d": 124, + // f64 + "e": 111 +}; + +var generateTypePack = types => uleb128EncodeWithLen(Array.from(types, type => { + var code = wasmTypeCodes[type]; + return code; +})); + +var convertJsFunctionToWasm = (func, sig) => { + // Rest of the module is static + var bytes = Uint8Array.of(0, 97, 115, 109, // magic ("\0asm") + 1, 0, 0, 0, // version: 1 + 1, // Type section code + // The module is static, with the exception of the type section, which is + // generated based on the signature passed in. + ...uleb128EncodeWithLen([ 1, // count: 1 + 96, // param types + ...generateTypePack(sig.slice(1)), // return types (for now only supporting [] if `void` and single [T] otherwise) + ...generateTypePack(sig[0] === "v" ? "" : sig[0]) ]), // The rest of the module is static + 2, 7, // import section + // (import "e" "f" (func 0 (type 0))) + 1, 1, 101, 1, 102, 0, 0, 7, 5, // export section + // (export "f" (func 0 (type 0))) + 1, 1, 102, 0, 0); + // We can compile this wasm module synchronously because it is very small. + // This accepts an import (at "e.f"), that it reroutes to an export (at "f") + var module = new WebAssembly.Module(bytes); + var instance = new WebAssembly.Instance(module, { + "e": { + "f": func + } + }); + var wrappedFunc = instance.exports["f"]; + return wrappedFunc; +}; + +/** @param {string=} sig */ var addFunction = (func, sig) => { + // Check if the function is already in the table, to ensure each function + // gets a unique index. + var rtn = getFunctionAddress(func); + if (rtn) { + return rtn; + } + // It's not in the table, add it now. + var ret = getEmptyTableSlot(); + // Set the new value. + try { + // Attempting to call this with JS function will cause of table.set() to fail + setWasmTableEntry(ret, func); + } catch (err) { + if (!(err instanceof TypeError)) { + throw err; + } + var wrapped = convertJsFunctionToWasm(func, sig); + setWasmTableEntry(ret, wrapped); + } + functionsInTableMap.set(func, ret); + return ret; +}; + +/** @param {boolean=} replace */ var updateGOT = (exports, replace) => { + for (var symName in exports) { + if (isInternalSym(symName)) { + continue; + } + var value = exports[symName]; + var existingEntry = GOT[symName] && GOT[symName].value != -1; + if (replace || !existingEntry) { + var newValue; + if (typeof value == "function") { + newValue = addFunction(value); + } else if (typeof value == "number") { + newValue = value; + } else { + // The GOT can only contain addresses (i.e data addresses or function + // addresses so we currently ignore other types export here. + continue; + } + GOT[symName] ??= new WebAssembly.Global({ + "value": "i32", + "mutable": true + }); + GOT[symName].value = newValue; + } + } +}; + +var isImmutableGlobal = val => { + if (val instanceof WebAssembly.Global) { + try { + val.value = val.value; + } catch { + return true; + } + } + return false; +}; + +var relocateExports = (exports, memoryBase = 0) => { + function relocateExport(name, value) { + // Detect immuable wasm global exports. These represent data addresses + // which are relative to `memoryBase` + if (isImmutableGlobal(value)) { + return value.value + memoryBase; + } + // Return unmodified value (no relocation required). + return value; + } + var relocated = {}; + for (var e in exports) { + relocated[e] = relocateExport(e, exports[e]); + } + return relocated; +}; + +var isSymbolDefined = symName => { + // Ignore 'stub' symbols that are auto-generated as part of the original + // `wasmImports` used to instantiate the main module. + var existing = wasmImports[symName]; + if (!existing || existing.stub) { + return false; + } + // Even if a symbol exists in wasmImports, and is not itself a stub, it + // could be an ASYNCIFY wrapper function that wraps a stub function. + if (symName in asyncifyStubs && !asyncifyStubs[symName]) { + return false; + } + return true; +}; + +var resolveGlobalSymbol = (symName, direct = false) => { + var sym; + if (isSymbolDefined(symName)) { + sym = wasmImports[symName]; + } + return { + sym, + name: symName + }; +}; + +var onPostCtors = []; + +var addOnPostCtor = cb => onPostCtors.push(cb); + +/** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index. + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead, ignoreNul) : ""; + +/** + * @param {string=} libName + * @param {Object=} localScope + * @param {number=} handle + */ var loadWebAssemblyModule = (binary, flags, libName, localScope, handle) => { + var metadata = getDylinkMetadata(binary); + // loadModule loads the wasm module after all its dependencies have been loaded. + // can be called both sync/async. + function loadModule() { + // alignments are powers of 2 + var memAlign = Math.pow(2, metadata.memoryAlign); + // prepare memory + var memoryBase = metadata.memorySize ? alignMemory(getMemory(metadata.memorySize + memAlign), memAlign) : 0; + // TODO: add to cleanups + var tableBase = metadata.tableSize ? wasmTable.length : 0; + if (handle) { + HEAP8[(handle) + (8)] = 1; + HEAPU32[(((handle) + (12)) >> 2)] = memoryBase; + HEAP32[(((handle) + (16)) >> 2)] = metadata.memorySize; + HEAPU32[(((handle) + (20)) >> 2)] = tableBase; + HEAP32[(((handle) + (24)) >> 2)] = metadata.tableSize; + } + if (metadata.tableSize) { + wasmTable.grow(metadata.tableSize); + } + // This is the export map that we ultimately return. We declare it here + // so it can be used within resolveSymbol. We resolve symbols against + // this local symbol map in the case there they are not present on the + // global Module object. We need this fallback because Modules sometime + // need to import their own symbols + var moduleExports; + function resolveSymbol(sym) { + var resolved = resolveGlobalSymbol(sym).sym; + if (!resolved && localScope) { + resolved = localScope[sym]; + } + if (!resolved) { + resolved = moduleExports[sym]; + } + return resolved; + } + // TODO kill ↓↓↓ (except "symbols local to this module", it will likely be + // not needed if we require that if A wants symbols from B it has to link + // to B explicitly: similarly to -Wl,--no-undefined) + // wasm dynamic libraries are pure wasm, so they cannot assist in + // their own loading. When side module A wants to import something + // provided by a side module B that is loaded later, we need to + // add a layer of indirection, but worse, we can't even tell what + // to add the indirection for, without inspecting what A's imports + // are. To do that here, we use a JS proxy (another option would + // be to inspect the binary directly). + var proxyHandler = { + get(stubs, prop) { + // symbols that should be local to this module + switch (prop) { + case "__memory_base": + return memoryBase; + + case "__table_base": + return tableBase; + } + if (prop in wasmImports && !wasmImports[prop].stub) { + // No stub needed, symbol already exists in symbol table + var res = wasmImports[prop]; + // Asyncify wraps exports, and we need to look through those wrappers. + if (res.orig) { + res = res.orig; + } + return res; + } + // Return a stub function that will resolve the symbol + // when first called. + if (!(prop in stubs)) { + var resolved; + stubs[prop] = (...args) => { + resolved ||= resolveSymbol(prop); + return resolved(...args); + }; + } + return stubs[prop]; + } + }; + var proxy = new Proxy({}, proxyHandler); + currentModuleWeakSymbols = metadata.weakImports; + var info = { + "GOT.mem": new Proxy({}, GOTHandler), + "GOT.func": new Proxy({}, GOTHandler), + "env": proxy, + "wasi_snapshot_preview1": proxy + }; + function postInstantiation(module, instance) { + // add new entries to functionsInTableMap + updateTableMap(tableBase, metadata.tableSize); + moduleExports = relocateExports(instance.exports, memoryBase); + updateGOT(moduleExports); + moduleExports = Asyncify.instrumentWasmExports(moduleExports); + if (!flags.allowUndefined) { + reportUndefinedSymbols(); + } + function addEmAsm(addr, body) { + var args = []; + for (var arity = 0; ;arity++) { + var argName = "$" + arity; + if (!body.includes(argName)) break; + args.push(argName); + } + args = args.join(","); + var func = `(${args}) => { ${body} };`; + ASM_CONSTS[start] = eval(func); + } + // Add any EM_ASM function that exist in the side module + if ("__start_em_asm" in moduleExports) { + var start = moduleExports["__start_em_asm"]; + var stop = moduleExports["__stop_em_asm"]; + while (start < stop) { + var jsString = UTF8ToString(start); + addEmAsm(start, jsString); + start = HEAPU8.indexOf(0, start) + 1; + } + } + function addEmJs(name, cSig, body) { + // The signature here is a C signature (e.g. "(int foo, char* bar)"). + // See `create_em_js` in emcc.py` for the build-time version of this + // code. + var jsArgs = []; + cSig = cSig.slice(1, -1); + if (cSig != "void") { + cSig = cSig.split(","); + for (var arg of cSig) { + var jsArg = arg.split(" ").pop(); + jsArgs.push(jsArg.replace("*", "")); + } + } + var func = `(${jsArgs}) => ${body};`; + moduleExports[name] = eval(func); + } + for (var name in moduleExports) { + if (name.startsWith("__em_js__")) { + var start = moduleExports[name]; + var jsString = UTF8ToString(start); + // EM_JS strings are stored in the data section in the form + // SIG<::>BODY. + var [sig, body] = jsString.split("<::>"); + addEmJs(name.replace("__em_js__", ""), sig, body); + delete moduleExports[name]; + } + } + // initialize the module + var applyRelocs = moduleExports["__wasm_apply_data_relocs"]; + if (applyRelocs) { + if (runtimeInitialized) { + applyRelocs(); + } else { + __RELOC_FUNCS__.push(applyRelocs); + } + } + var init = moduleExports["__wasm_call_ctors"]; + if (init) { + if (runtimeInitialized) { + init(); + } else { + // we aren't ready to run compiled code yet + addOnPostCtor(init); + } + } + return moduleExports; + } + if (flags.loadAsync) { + return (async () => { + var instance; + if (binary instanceof WebAssembly.Module) { + instance = new WebAssembly.Instance(binary, info); + } else { + // Destructuring assignment without declaration has to be wrapped + // with parens or parser will treat the l-value as an object + // literal instead. + (((({module: binary, instance} = await WebAssembly.instantiate(binary, info))))); + } + return postInstantiation(binary, instance); + })(); + } + var module = binary instanceof WebAssembly.Module ? binary : new WebAssembly.Module(binary); + var instance = new WebAssembly.Instance(module, info); + return postInstantiation(module, instance); + } + // We need to set rpath in flags based on the current library's rpath. + // We can't mutate flags or else if a depends on b and c and b depends on d, + // then c will be loaded with b's rpath instead of a's. + flags = { + ...flags, + rpath: { + parentLibPath: libName, + paths: metadata.runtimePaths + } + }; + // now load needed libraries and the module itself. + if (flags.loadAsync) { + return metadata.neededDynlibs.reduce((chain, dynNeeded) => chain.then(() => loadDynamicLibrary(dynNeeded, flags, localScope)), Promise.resolve()).then(loadModule); + } + for (var needed of metadata.neededDynlibs) { + loadDynamicLibrary(needed, flags, localScope); + } + return loadModule(); +}; + +var mergeLibSymbols = (exports, libName) => { + // add symbols into global namespace TODO: weak linking etc. + for (var [sym, exp] of Object.entries(exports)) { + // When RTLD_GLOBAL is enabled, the symbols defined by this shared object + // will be made available for symbol resolution of subsequently loaded + // shared objects. + // We should copy the symbols (which include methods and variables) from + // SIDE_MODULE to MAIN_MODULE. + const setImport = target => { + if (target in asyncifyStubs) { + asyncifyStubs[target] = exp; + } + if (!isSymbolDefined(target)) { + wasmImports[target] = exp; + } + }; + setImport(sym); + // Special case for handling of main symbol: If a side module exports + // `main` that also acts a definition for `__main_argc_argv` and vice + // versa. + const main_alias = "__main_argc_argv"; + if (sym == "main") { + setImport(main_alias); + } + if (sym == main_alias) { + setImport("main"); + } + } +}; + +var asyncLoad = async url => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); +}; + +var preloadPlugins = []; + +var registerWasmPlugin = () => { + // Use string keys here for public methods to avoid minification since the + // plugin consumer also uses string keys. + var wasmPlugin = { + promiseChainEnd: Promise.resolve(), + "canHandle": name => !Module["noWasmDecoding"] && name.endsWith(".so"), + "handle": async (byteArray, name) => // loadWebAssemblyModule can not load modules out-of-order, so rather + // than just running the promises in parallel, this makes a chain of + // promises to run in series. + wasmPlugin.promiseChainEnd = wasmPlugin.promiseChainEnd.then(async () => { + try { + var exports = await loadWebAssemblyModule(byteArray, { + loadAsync: true, + nodelete: true + }, name, {}); + } catch (error) { + throw new Error(`failed to instantiate wasm: ${name}: ${error}`); + } + preloadedWasm[name] = exports; + return byteArray; + }) + }; + preloadPlugins.push(wasmPlugin); +}; + +var preloadedWasm = {}; + +var PATH = { + isAbs: path => path.charAt(0) === "/", + splitPath: filename => { + var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === ".") { + parts.splice(i, 1); + } else if (last === "..") { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (;up; up--) { + parts.unshift(".."); + } + } + return parts; + }, + normalize: path => { + var isAbsolute = PATH.isAbs(path), trailingSlash = path.slice(-1) === "/"; + // Normalize the path + path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); + if (!path && !isAbsolute) { + path = "."; + } + if (path && trailingSlash) { + path += "/"; + } + return (isAbsolute ? "/" : "") + path; + }, + dirname: path => { + var result = PATH.splitPath(path), root = result[0], dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return "."; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.slice(0, -1); + } + return root + dir; + }, + basename: path => path && path.match(/([^\/]+|\/)\/*$/)[1], + join: (...paths) => PATH.normalize(paths.join("/")), + join2: (l, r) => PATH.normalize(l + "/" + r) +}; + +var replaceORIGIN = (parentLibName, rpath) => { + if (rpath.startsWith("$ORIGIN")) { + // TODO: what to do if we only know the relative path of the file? It will return "." here. + var origin = PATH.dirname(parentLibName); + return rpath.replace("$ORIGIN", origin); + } + return rpath; +}; + +var stackSave = () => _emscripten_stack_get_current(); + +var stackRestore = val => __emscripten_stack_restore(val); + +var withStackSave = f => { + var stack = stackSave(); + var ret = f(); + stackRestore(stack); + return ret; +}; + +var stackAlloc = sz => __emscripten_stack_alloc(sz); + +var lengthBytesUTF8 = str => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; +}; + +var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.codePointAt(i); + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. + // We need to manually skip over the second code unit for correct iteration. + i++; + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; +}; + +var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + +var stringToUTF8OnStack = str => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; +}; + +var initRandomFill = () => view => crypto.getRandomValues(view); + +var randomFill = view => { + // Lazily init on the first invocation. + (randomFill = initRandomFill())(view); +}; + +var PATH_FS = { + resolve: (...args) => { + var resolvedPath = "", resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = (i >= 0) ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != "string") { + throw new TypeError("Arguments to path.resolve must be strings"); + } else if (!path) { + return ""; + } + resolvedPath = path + "/" + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); + return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).slice(1); + to = PATH_FS.resolve(to).slice(1); + function trim(arr) { + var start = 0; + for (;start < arr.length; start++) { + if (arr[start] !== "") break; + } + var end = arr.length - 1; + for (;end >= 0; end--) { + if (arr[end] !== "") break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split("/")); + var toParts = trim(to.split("/")); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push(".."); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join("/"); + } +}; + +var FS_stdin_getChar_buffer = []; + +/** @type {function(string, boolean=, number=)} */ var intArrayFromString = (stringy, dontAddNull, length) => { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; +}; + +var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes("EOF")) bytesRead = 0; else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString("utf-8"); + } + } else {} + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); +}; + +var TTY = { + ttys: [], + init() {}, + shutdown() {}, + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [ 24, 80 ]; + } + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + } + } +}; + +var zeroMemory = (ptr, size) => HEAPU8.fill(0, ptr, ptr + size); + +var mmapAlloc = size => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; +}; + +var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, "/", 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink + }, + stream: { + llseek: MEMFS.stream_ops.llseek + } + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync + } + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink + }, + stream: {} + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: FS.chrdev_stream_ops + } + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); + } + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of [ "mode", "atime", "mtime", "ctime" ]) { + if (attr[key] != null) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + if (!MEMFS.doesNotExistError) { + MEMFS.doesNotExistError = new FS.ErrnoError(44); + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = ""; + } + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = new_dir.mtime = old_node.parent.ctime = old_node.parent.mtime = Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return [ ".", "..", ...Object.keys(node.contents) ]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + } + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set(contents.subarray(position, position + size), offset); + } else { + for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if (buffer.subarray && (!node.contents || node.contents.subarray)) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray(offset, offset + length); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set(buffer.subarray(offset, offset + length), position); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set(buffer.subarray(offset, offset + length), position); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if (!(flags & 2) && contents && contents.buffer === HEAP8.buffer) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if (position > 0 || position + length < contents.length) { + if (contents.subarray) { + contents = contents.subarray(position, position + length); + } else { + contents = Array.prototype.slice.call(contents, position, position + length); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + } + } +}; + +var FS_modeStringToFlags = str => { + var flagModes = { + "r": 0, + "r+": 2, + "w": 512 | 64 | 1, + "w+": 512 | 64 | 2, + "a": 1024 | 64 | 1, + "a+": 1024 | 64 | 2 + }; + var flags = flagModes[str]; + if (typeof flags == "undefined") { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; +}; + +var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; +}; + +var ERRNO_CODES = { + "EPERM": 63, + "ENOENT": 44, + "ESRCH": 71, + "EINTR": 27, + "EIO": 29, + "ENXIO": 60, + "E2BIG": 1, + "ENOEXEC": 45, + "EBADF": 8, + "ECHILD": 12, + "EAGAIN": 6, + "EWOULDBLOCK": 6, + "ENOMEM": 48, + "EACCES": 2, + "EFAULT": 21, + "ENOTBLK": 105, + "EBUSY": 10, + "EEXIST": 20, + "EXDEV": 75, + "ENODEV": 43, + "ENOTDIR": 54, + "EISDIR": 31, + "EINVAL": 28, + "ENFILE": 41, + "EMFILE": 33, + "ENOTTY": 59, + "ETXTBSY": 74, + "EFBIG": 22, + "ENOSPC": 51, + "ESPIPE": 70, + "EROFS": 69, + "EMLINK": 34, + "EPIPE": 64, + "EDOM": 18, + "ERANGE": 68, + "ENOMSG": 49, + "EIDRM": 24, + "ECHRNG": 106, + "EL2NSYNC": 156, + "EL3HLT": 107, + "EL3RST": 108, + "ELNRNG": 109, + "EUNATCH": 110, + "ENOCSI": 111, + "EL2HLT": 112, + "EDEADLK": 16, + "ENOLCK": 46, + "EBADE": 113, + "EBADR": 114, + "EXFULL": 115, + "ENOANO": 104, + "EBADRQC": 103, + "EBADSLT": 102, + "EDEADLOCK": 16, + "EBFONT": 101, + "ENOSTR": 100, + "ENODATA": 116, + "ETIME": 117, + "ENOSR": 118, + "ENONET": 119, + "ENOPKG": 120, + "EREMOTE": 121, + "ENOLINK": 47, + "EADV": 122, + "ESRMNT": 123, + "ECOMM": 124, + "EPROTO": 65, + "EMULTIHOP": 36, + "EDOTDOT": 125, + "EBADMSG": 9, + "ENOTUNIQ": 126, + "EBADFD": 127, + "EREMCHG": 128, + "ELIBACC": 129, + "ELIBBAD": 130, + "ELIBSCN": 131, + "ELIBMAX": 132, + "ELIBEXEC": 133, + "ENOSYS": 52, + "ENOTEMPTY": 55, + "ENAMETOOLONG": 37, + "ELOOP": 32, + "EOPNOTSUPP": 138, + "EPFNOSUPPORT": 139, + "ECONNRESET": 15, + "ENOBUFS": 42, + "EAFNOSUPPORT": 5, + "EPROTOTYPE": 67, + "ENOTSOCK": 57, + "ENOPROTOOPT": 50, + "ESHUTDOWN": 140, + "ECONNREFUSED": 14, + "EADDRINUSE": 3, + "ECONNABORTED": 13, + "ENETUNREACH": 40, + "ENETDOWN": 38, + "ETIMEDOUT": 73, + "EHOSTDOWN": 142, + "EHOSTUNREACH": 23, + "EINPROGRESS": 26, + "EALREADY": 7, + "EDESTADDRREQ": 17, + "EMSGSIZE": 35, + "EPROTONOSUPPORT": 66, + "ESOCKTNOSUPPORT": 137, + "EADDRNOTAVAIL": 4, + "ENETRESET": 39, + "EISCONN": 30, + "ENOTCONN": 53, + "ETOOMANYREFS": 141, + "EUSERS": 136, + "EDQUOT": 19, + "ESTALE": 72, + "ENOTSUP": 138, + "ENOMEDIUM": 148, + "EILSEQ": 25, + "EOVERFLOW": 61, + "ECANCELED": 11, + "ENOTRECOVERABLE": 56, + "EOWNERDEAD": 62, + "ESTRPIPE": 135 +}; + +var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding("constants")["fs"]; + NODEFS.flagsForNodeMap = { + 1024: flags["O_APPEND"], + 64: flags["O_CREAT"], + 128: flags["O_EXCL"], + 256: flags["O_NOCTTY"], + 0: flags["O_RDONLY"], + 2: flags["O_RDWR"], + 4096: flags["O_SYNC"], + 512: flags["O_TRUNC"], + 1: flags["O_WRONLY"], + 131072: flags["O_NOFOLLOW"] + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + getattr(func, node) { + var stat = NODEFS.tryFSOperation(func); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: node.id, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + }, + setattr(arg, node, attr, chmod, utimes, truncate, stat) { + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + chmod(arg, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (typeof (attr.atime ?? attr.mtime) === "number") { + // Unfortunately, we have to stat the current value if we don't want + // to change it. On top of that, since the times don't round trip + // this will only keep the value nearly unchanged not exactly + // unchanged. See: + // https://github.com/nodejs/node/issues/56492 + var atime = new Date(attr.atime ?? stat(arg).atime); + var mtime = new Date(attr.mtime ?? stat(arg).mtime); + utimes(arg, atime, mtime); + } + if (attr.size !== undefined) { + truncate(arg, attr.size); + } + }); + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + return NODEFS.getattr(() => fs.lstatSync(path), node); + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + if (attr.mode != null && attr.dontFollow) { + throw new FS.ErrnoError(52); + } + NODEFS.setattr(path, node, attr, fs.chmodSync, fs.utimesSync, fs.truncateSync, fs.lstatSync); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, "", { + mode: node.mode + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + } + }, + stream_ops: { + getattr(stream) { + return NODEFS.getattr(() => fs.fstatSync(stream.nfd), stream.node); + }, + setattr(stream, attr) { + NODEFS.setattr(stream.nfd, stream.node, attr, fs.fchmodSync, fs.futimesSync, fs.ftruncateSync, fs.fstatSync); + }, + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + stream.shared.refcount = 1; + stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if (stream.nfd && --stream.shared.refcount === 0) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + } + } +}; + +var PROXYFS = { + mount(mount) { + return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, "", { + mode: node.mode + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr(stream.node); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + } + } +}; + +var FS_createDataFile = (...args) => FS.createDataFile(...args); + +var getUniqueRunDependency = id => id; + +var FS_handledByPreloadPlugin = async (byteArray, fullname) => { + // Ensure plugins are ready. + if (typeof Browser != "undefined") Browser.init(); + for (var plugin of preloadPlugins) { + if (plugin["canHandle"](fullname)) { + return plugin["handle"](byteArray, fullname); + } + } + // In no plugin handled this file then return the original/unmodified + // byteArray. + return byteArray; +}; + +var FS_preloadFile = async (parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + addRunDependency(dep); + try { + var byteArray = url; + if (typeof url == "string") { + byteArray = await asyncLoad(url); + } + byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); + } + } finally { + removeRunDependency(dep); + } +}; + +var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { + FS_preloadFile(parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish).then(onload).catch(onerror); +}; + +var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: "/", + initialized: false, + ignorePermissions: true, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + ErrnoError: class { + name="ErrnoError"; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + FSStream: class { + shared={}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return (this.flags & 1024); + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops={}; + stream_ops={}; + readMode=292 | 73; + writeMode=146; + mounted=null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val ? this.mode |= this.readMode : this.mode &= ~this.readMode; + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) { + throw new FS.ErrnoError(44); + } + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + "/" + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split("/").filter(p => !!p); + // start at the root + var current = FS.root; + var current_path = "/"; + for (var i = 0; i < parts.length; i++) { + var islast = (i === parts.length - 1); + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === ".") { + continue; + } + if (parts[i] === "..") { + current_path = PATH.dirname(current_path); + if (FS.isRoot(current)) { + path = current_path + "/" + parts.slice(i + 1).join("/"); + // We're making progress here, don't let many consecutive ..'s + // lead to ELOOP + nlinks--; + continue linkloop; + } else { + current = current.parent; + } + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if ((e?.errno === 44) && islast && opts.noent_okay) { + return { + path: current_path + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if (FS.isMountpoint(current) && (!islast || opts.follow_mount)) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + "/" + link; + } + path = link + "/" + parts.slice(i + 1).join("/"); + continue linkloop; + } + } + return { + path: current_path, + node: current + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = [ "r", "w", "rw" ][flag & 3]; + if ((flag & 512)) { + perms += "w"; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes("r") && !(node.mode & 292)) { + return 2; + } else if (perms.includes("w") && !(node.mode & 146)) { + return 2; + } else if (perms.includes("x") && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, "x"); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, "wx"); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, "wx"); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if (FS.flagsToPermissionString(flags) !== "r" || (flags & (512 | 64))) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + checkOpExists(op, err) { + if (!op) { + throw new FS.ErrnoError(err); + } + return op; + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: fd => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream, stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + doSetAttr(stream, node, attr) { + var setattr = stream?.stream_ops.setattr; + var arg = setattr ? stream : node; + setattr ??= node.node_ops.setattr; + FS.checkOpExists(setattr, 63); + setattr(arg, attr); + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + } + }, + major: dev => ((dev) >> 8), + minor: dev => ((dev) & 255), + makedev: (ma, mi) => ((ma) << 8 | (mi)), + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops + }; + }, + getDevice: dev => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [ mount ]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == "function") { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + for (var mount of mounts) { + if (mount.type.syncfs) { + mount.type.syncfs(mount, populate, done); + } else { + done(null); + } + } + }, + mount(type, opts, mountpoint) { + var root = mountpoint === "/"; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + + } + var mount = { + type, + opts, + mountpoint, + mounts: [] + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + for (var [hash, current] of Object.entries(FS.nameTable)) { + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + } + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name) { + throw new FS.ErrnoError(28); + } + if (name === "." || name === "..") { + throw new FS.ErrnoError(20); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + return FS.statfsNode(FS.lookupPath(path, { + follow: true + }).node); + }, + statfsStream(stream) { + // We keep a separate statfsStream function because noderawfs overrides + // it. In noderawfs, stream.node is sometimes null. Instead, we need to + // look at stream.path. + return FS.statfsNode(stream.node); + }, + statfsNode(node) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. Currently nodefs and rawfs replace these defaults, + // other file systems leave them alone. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255 + }; + if (node.node_ops.statfs) { + Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split("/"); + var d = ""; + for (var dir of dirs) { + if (!dir) continue; + if (d || PATH.isAbs(path)) d += "/"; + d += dir; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == "undefined") { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var readdir = FS.checkOpExists(node.node_ops.readdir, 54); + return readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + var node = lookup.node; + var getattr = FS.checkOpExists(node.node_ops.getattr, 63); + return getattr(node); + }, + fstat(fd) { + var stream = FS.getStreamChecked(fd); + var node = stream.node; + var getattr = stream.stream_ops.getattr; + var arg = getattr ? stream : node; + getattr ??= node.node_ops.getattr; + FS.checkOpExists(getattr, 63); + return getattr(arg); + }, + lstat(path) { + return FS.stat(path, true); + }, + doChmod(stream, node, mode, dontFollow) { + FS.doSetAttr(stream, node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + dontFollow + }); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChmod(null, node, mode, dontFollow); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.doChmod(stream, stream.node, mode, false); + }, + doChown(stream, node, dontFollow) { + FS.doSetAttr(stream, node, { + timestamp: Date.now(), + dontFollow + }); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChown(null, node, dontFollow); + }, + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.doChown(stream, stream.node, false); + }, + doTruncate(stream, node, len) { + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.doSetAttr(stream, node, { + size: len, + timestamp: Date.now() + }); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: true + }); + node = lookup.node; + } else { + node = path; + } + FS.doTruncate(null, node, len); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if (len < 0 || (stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.doTruncate(stream, stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var setattr = FS.checkOpExists(node.node_ops.setattr, 63); + setattr(node, { + atime, + mtime + }); + }, + open(path, flags, mode = 438) { + if (path === "") { + throw new FS.ErrnoError(44); + } + flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; + if ((flags & 64)) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + var isDirPath; + if (typeof path == "object") { + node = path; + } else { + isDirPath = path.endsWith("/"); + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if ((flags & 64)) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if ((flags & 128)) { + throw new FS.ErrnoError(20); + } + } else if (isDirPath) { + throw new FS.ErrnoError(31); + } else { + // node doesn't exist, try to create it + // Ignore the permission bits here to ensure we can `open` this new + // file below. We use chmod below the apply the permissions once the + // file is open. + node = FS.mknod(path, mode | 511, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if ((flags & 65536) && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if ((flags & 512) && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (created) { + FS.chmod(node, mode & 511); + } + if (Module["logReadFiles"] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap(stream, length, position, prot, flags); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || "binary"; + if (opts.encoding !== "utf8" && opts.encoding !== "binary") { + abort(`Invalid encoding type "${opts.encoding}"`); + } + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === "utf8") { + buf = UTF8ArrayToString(buf); + } + FS.close(stream); + return buf; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == "string") { + data = new Uint8Array(intArrayFromString(data, true)); + } + if (ArrayBuffer.isView(data)) { + FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); + } else { + abort("Unsupported data type"); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, "x"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir("/tmp"); + FS.mkdir("/home"); + FS.mkdir("/home/web_user"); + }, + createDefaultDevices() { + // create /dev + FS.mkdir("/dev"); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0 + }); + FS.mkdev("/dev/null", FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev("/dev/tty", FS.makedev(5, 0)); + FS.mkdev("/dev/tty1", FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomFill(randomBuffer); + randomLeft = randomBuffer.byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice("/dev", "random", randomByte); + FS.createDevice("/dev", "urandom", randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir("/dev/shm"); + FS.mkdir("/dev/shm/tmp"); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir("/proc"); + var proc_self = FS.mkdir("/proc/self"); + FS.mkdir("/proc/self/fd"); + FS.mount({ + mount() { + var node = FS.createNode(proc_self, "fd", 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: "fake" + }, + node_ops: { + readlink: () => stream.path + }, + id: fd + 1 + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()).filter(([k, v]) => v).map(([k, v]) => k.toString()); + } + }; + return node; + } + }, {}, "/proc/self/fd"); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice("/dev", "stdin", input); + } else { + FS.symlink("/dev/tty", "/dev/stdin"); + } + if (output) { + FS.createDevice("/dev", "stdout", null, output); + } else { + FS.symlink("/dev/tty", "/dev/stdout"); + } + if (error) { + FS.createDevice("/dev", "stderr", null, error); + } else { + FS.symlink("/dev/tty1", "/dev/stderr"); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open("/dev/stdin", 0); + var stdout = FS.open("/dev/stdout", 1); + var stderr = FS.open("/dev/stderr", 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, "/"); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + "MEMFS": MEMFS, + "NODEFS": NODEFS, + "PROXYFS": PROXYFS + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module["stdin"]; + output ??= Module["stdout"]; + error ??= Module["stderr"]; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var stream of FS.streams) { + if (stream) { + FS.close(stream); + } + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null + }; + try { + var lookup = FS.lookupPath(path, { + parent: true + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === "/"; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + var parts = path.split("/").reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) { + if (e.errno != 20) throw e; + } + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == "string") { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; + if (globalThis.XMLHttpRequest) { + abort("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown=false; + chunks=[]; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest; + xhr.open("HEAD", url, false); + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + var datalength = Number(xhr.getResponseHeader("Content-length")); + var header; + var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; + var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) abort("invalid range (" + from + ", " + to + ") or no bytes requested!"); + if (to > datalength - 1) abort("only " + datalength + " bytes available! programmer error!"); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest; + xhr.open("GET", url, false); + if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); + // Some hints to the browser that we want binary data. + xhr.responseType = "arraybuffer"; + if (xhr.overrideMimeType) { + xhr.overrideMimeType("text/plain; charset=x-user-defined"); + } + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + if (xhr.response !== undefined) { + return new Uint8Array(/** @type{Array} */ (xhr.response || [])); + } + return intArrayFromString(xhr.responseText || "", true); + }; + var lazyArray = this; + lazyArray.setDataGetter(chunkNum => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == "undefined") { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == "undefined") abort("doXHR failed!"); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out("LazyFiles on gzip forces download of the whole file when length is accessed"); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (globalThis.XMLHttpRequest) { + if (!ENVIRONMENT_IS_WORKER) abort("Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"); + var lazyArray = new LazyUint8Array; + var properties = { + isDevice: false, + contents: lazyArray + }; + } else { + var properties = { + isDevice: false, + url + }; + } + var node = FS.createFile(parent, name, properties, canRead, canWrite); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function() { + return this.contents.length; + } + } + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + for (const [key, fn] of Object.entries(node.stream_ops)) { + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + } + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true + }; + }; + node.stream_ops = stream_ops; + return node; + } +}; + +var findLibraryFS = (libName, rpath) => { + // If we're preloading a dynamic library, the runtime is not ready to call + // __wasmfs_identify or __emscripten_find_dylib. So just quit out. + // This means that DT_NEEDED for the main module and transitive dependencies + // of it won't work with this code path. Similarly, it means that calling + // loadDynamicLibrary in a preRun hook can't use this code path. + if (!runtimeInitialized) { + return undefined; + } + if (PATH.isAbs(libName)) { + try { + FS.lookupPath(libName); + return libName; + } catch (e) { + return undefined; + } + } + var rpathResolved = (rpath?.paths || []).map(p => replaceORIGIN(rpath?.parentLibPath, p)); + return withStackSave(() => { + // In dylink.c we use: `char buf[2*NAME_MAX+2];` and NAME_MAX is 255. + // So we use the same size here. + var bufSize = 2 * 255 + 2; + var buf = stackAlloc(bufSize); + var rpathC = stringToUTF8OnStack(rpathResolved.join(":")); + var libNameC = stringToUTF8OnStack(libName); + var resLibNameC = __emscripten_find_dylib(buf, rpathC, libNameC, bufSize); + return resLibNameC ? UTF8ToString(resLibNameC) : undefined; + }); +}; + +/** + * @param {number=} handle + * @param {Object=} localScope + */ function loadDynamicLibrary(libName, flags = { + global: true, + nodelete: true +}, localScope, handle) { + // when loadDynamicLibrary did not have flags, libraries were loaded + // globally & permanently + var dso = LDSO.loadedLibsByName[libName]; + if (dso) { + // the library is being loaded or has been loaded already. + if (!flags.global) { + if (localScope) { + Object.assign(localScope, dso.exports); + } + } else if (!dso.global) { + // The library was previously loaded only locally but not + // we have a request with global=true. + dso.global = true; + mergeLibSymbols(dso.exports, libName); + } + // same for "nodelete" + if (flags.nodelete && dso.refcount !== Infinity) { + dso.refcount = Infinity; + } + dso.refcount++; + if (handle) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return flags.loadAsync ? Promise.resolve(true) : true; + } + // allocate new DSO + dso = newDSO(libName, handle, "loading"); + dso.refcount = flags.nodelete ? Infinity : 1; + dso.global = flags.global; + // libName -> libData + function loadLibData() { + // for wasm, we can use fetch for async, but for fs mode we can only imitate it + if (handle) { + var data = HEAPU32[(((handle) + (28)) >> 2)]; + var dataSize = HEAPU32[(((handle) + (32)) >> 2)]; + if (data && dataSize) { + var libData = HEAP8.slice(data, data + dataSize); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + } + var f = findLibraryFS(libName, flags.rpath); + if (f) { + var libData = FS.readFile(f, { + encoding: "binary" + }); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + var libFile = locateFile(libName); + if (flags.loadAsync) { + return asyncLoad(libFile); + } + // load the binary synchronously + if (!readBinary) { + throw new Error(`${libFile}: file not found, and synchronous loading of external files is not available`); + } + return readBinary(libFile); + } + // libName -> exports + function getExports() { + // lookup preloaded cache first + var preloaded = preloadedWasm[libName]; + if (preloaded) { + return flags.loadAsync ? Promise.resolve(preloaded) : preloaded; + } + // module not preloaded - load lib data and create new module from it + if (flags.loadAsync) { + return loadLibData().then(libData => loadWebAssemblyModule(libData, flags, libName, localScope, handle)); + } + return loadWebAssemblyModule(loadLibData(), flags, libName, localScope, handle); + } + // module for lib is loaded - update the dso & global namespace + function moduleLoaded(exports) { + if (dso.global) { + mergeLibSymbols(exports, libName); + } else if (localScope) { + Object.assign(localScope, exports); + } + dso.exports = exports; + } + if (flags.loadAsync) { + return getExports().then(exports => { + moduleLoaded(exports); + return true; + }); + } + moduleLoaded(getExports()); + return true; +} + +var reportUndefinedSymbols = () => { + for (var [symName, entry] of Object.entries(GOT)) { + if (entry.value == -1) { + var value = resolveGlobalSymbol(symName, true).sym; + if (!value && !entry.required) { + // Ignore undefined symbols that are imported as weak. + entry.value = 0; + continue; + } + if (typeof value == "function") { + /** @suppress {checkTypes} */ entry.value = addFunction(value, value.sig); + } else if (typeof value == "number") { + entry.value = value; + } else { + throw new Error(`bad export type for '${symName}': ${typeof value} (${value})`); + } + } + } +}; + +var loadDylibs = async () => { + if (!dynamicLibraries.length) { + reportUndefinedSymbols(); + return; + } + addRunDependency("loadDylibs"); + // Load binaries asynchronously + for (var lib of dynamicLibraries) { + await loadDynamicLibrary(lib, { + loadAsync: true, + global: true, + nodelete: true, + allowUndefined: true + }); + } + // we got them all, wonderful + reportUndefinedSymbols(); + removeRunDependency("loadDylibs"); +}; + +var noExitRuntime = false; + +var ___assert_fail = (condition, filename, line, func) => abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); + +___assert_fail.sig = "vppip"; + +var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); + +___call_sighandler.sig = "vpi"; + +var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module["websocket"] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module["websocket"] ??= {})["on"] = SOCKFS.on; + return FS.createNode(null, "/", 16895, 0); + }, + createSocket(family, type, protocol) { + // Emscripten only supports AF_INET + if (family != 2) { + throw new FS.ErrnoError(5); + } + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + // Emscripten only supports SOCK_STREAM and SOCK_DGRAM + if (type != 1 && type != 2) { + throw new FS.ErrnoError(28); + } + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + } + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == "object") { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error("WebSocket URL must be in the format ws(s)://address:port"); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = "ws://".replace("#", "//"); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = "binary"; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]) { + url = SOCKFS.websocketArgs["url"]; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs["subprotocol"]) { + subProtocols = SOCKFS.websocketArgs["subprotocol"]; + } else if (SOCKFS.websocketArgs["subprotocol"] === null) { + subProtocols = "null"; + } + if (url === "ws://" || url === "wss://") { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split("/"); + url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); + } + if (subProtocols !== "null") { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); + ws.binaryType = "arraybuffer"; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [] + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != "undefined") { + peer.msg_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ":" + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ":" + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ":" + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function() { + sock.connecting = false; + SOCKFS.emit("open", sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == "string") { + var encoder = new TextEncoder; + // should be utf-8 + data = encoder.encode(data); + } else { + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { + // update the peer's port and it's key in the peer map + var newport = ((data[8] << 8) | data[9]); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data + }); + SOCKFS.emit("message", sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on("open", handleOpen); + peer.socket.on("message", function(data, isBinary) { + if (!isBinary) { + return; + } + handleMessage((new Uint8Array(data)).buffer); + }); + peer.socket.on("close", function() { + SOCKFS.emit("close", sock.stream.fd); + }); + peer.socket.on("error", function(error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function() { + SOCKFS.emit("close", sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage(event) { + handleMessage(event.data); + }; + peer.socket.onerror = function(error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? (64 | 1) : 0; + } + var mask = 0; + var dest = sock.type === 1 ? // we only care about the socket state for connection-based sockets + SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; + if (sock.recv_queue.length || !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { + // let recv return 0 once closed + mask |= (64 | 1); + } + if (!dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN)) { + mask |= 4; + } + if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[((arg) >> 2)] = bytes; + return 0; + + case 21537: + var on = HEAP32[((arg) >> 2)]; + if (on) { + sock.stream.flags |= 2048; + } else { + sock.stream.flags &= ~2048; + } + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + for (var peer of Object.values(sock.peers)) { + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { + throw new FS.ErrnoError(28); + } + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === "ErrnoError")) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + var WebSocketServer = require("ws").Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ + host, + port: sock.sport + }); + SOCKFS.emit("listen", sock.stream.fd); + // Send Event with listen fd. + sock.server.on("connection", function(ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit("connection", newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit("connection", sock.stream.fd); + } + }); + sock.server.on("close", function() { + SOCKFS.emit("close", sock.stream.fd); + sock.server = null; + }); + sock.server.on("error", function(error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); + }); + }, + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), + addr: queued.addr, + port: queued.port + }; + // push back any unread data for TCP connections + if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); + sock.recv_queue.unshift(queued); + } + return res; + } + } +}; + +var getSocketFromFD = fd => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; +}; + +var inetPton4 = str => { + var b = str.split("."); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; +}; + +var inetPton6 = str => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === "::") { + return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith("::")) { + str = str.replace("::", "Z:"); + } else { + str = str.replace("::", ":Z:"); + } + if (str.indexOf(".") > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp("[.]", "g"), ":"); + words = str.split(":"); + words[words.length - 4] = Number(words[words.length - 4]) + Number(words[words.length - 3]) * 256; + words[words.length - 3] = Number(words[words.length - 2]) + Number(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(":"); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == "string") { + if (words[w] === "Z") { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < (8 - words.length + 1); z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; +}; + +/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[((addrlen) >> 2)] = 16; + } + HEAP16[((sa) >> 1)] = family; + HEAP32[(((sa) + (4)) >> 2)] = addr; + HEAP16[(((sa) + (2)) >> 1)] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[((addrlen) >> 2)] = 28; + } + HEAP32[((sa) >> 2)] = family; + HEAP32[(((sa) + (8)) >> 2)] = addr[0]; + HEAP32[(((sa) + (12)) >> 2)] = addr[1]; + HEAP32[(((sa) + (16)) >> 2)] = addr[2]; + HEAP32[(((sa) + (20)) >> 2)] = addr[3]; + HEAP16[(((sa) + (2)) >> 1)] = _htons(port); + break; + + default: + return 5; + } + return 0; +}; + +var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {} + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + addr = "172.29." + (id & 255) + "." + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + } +}; + +function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_accept4.sig = "iippiii"; + +var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); + +var inetNtop6 = ints => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ""; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ""; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = "::ffff:"; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = "::"; + //special case IPv6 addresses + if (v4part === "0.0.0.0") v4part = ""; + // any/unspecified address + if (v4part === "0.0.0.1") v4part = "1"; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { + if (word === zstart) { + str += ":"; + if (zstart === 0) str += ":"; + } + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ":" : ""; + } + return str; +}; + +var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[((sa) >> 1)]; + var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28 + }; + } + addr = HEAP32[(((sa) + (4)) >> 2)]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28 + }; + } + addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5 + }; + } + return { + family, + addr, + port + }; +}; + +var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; +}; + +function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_bind.sig = "iippiii"; + +var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + "/" + path; + }, + writeStat(buf, stat) { + HEAPU32[((buf) >> 2)] = stat.dev; + HEAPU32[(((buf) + (4)) >> 2)] = stat.mode; + HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; + HEAPU32[(((buf) + (12)) >> 2)] = stat.uid; + HEAPU32[(((buf) + (16)) >> 2)] = stat.gid; + HEAPU32[(((buf) + (20)) >> 2)] = stat.rdev; + HEAP64[(((buf) + (24)) >> 3)] = BigInt(stat.size); + HEAP32[(((buf) + (32)) >> 2)] = 4096; + HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + HEAP64[(((buf) + (40)) >> 3)] = BigInt(Math.floor(atime / 1e3)); + HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (56)) >> 3)] = BigInt(Math.floor(mtime / 1e3)); + HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (72)) >> 3)] = BigInt(Math.floor(ctime / 1e3)); + HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3 * 1e3; + HEAP64[(((buf) + (88)) >> 3)] = BigInt(stat.ino); + return 0; + }, + writeStatFs(buf, stats) { + HEAPU32[(((buf) + (4)) >> 2)] = stats.bsize; + HEAPU32[(((buf) + (60)) >> 2)] = stats.bsize; + HEAP64[(((buf) + (8)) >> 3)] = BigInt(stats.blocks); + HEAP64[(((buf) + (16)) >> 3)] = BigInt(stats.bfree); + HEAP64[(((buf) + (24)) >> 3)] = BigInt(stats.bavail); + HEAP64[(((buf) + (32)) >> 3)] = BigInt(stats.files); + HEAP64[(((buf) + (40)) >> 3)] = BigInt(stats.ffree); + HEAPU32[(((buf) + (48)) >> 2)] = stats.fsid; + HEAPU32[(((buf) + (64)) >> 2)] = stats.flags; + // ST_NOSUID + HEAPU32[(((buf) + (56)) >> 2)] = stats.namelen; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + } +}; + +function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_chdir.sig = "ip"; + +function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_chmod.sig = "ipi"; + +var allocateUTF8OnStack = (...args) => stringToUTF8OnStack(...args); + +var onInits = []; + +var addOnInit = cb => onInits.push(cb); + +function _js_getpid() { + return PHPLoader.processId ?? 42; +} + +function _js_wasm_trace(format, ...args) { + if (PHPLoader.trace instanceof Function) { + PHPLoader.trace(_js_getpid(), format, ...args); + } +} + +var PHPWASM = { + O_APPEND: 1024, + O_NONBLOCK: 2048, + POLLHUP: 16, + SETFL_MASK: 3072, + socketTimeouts: new Map, + init: function() { + // TODO: Move this to a library function that is made an onInit callback by the `__postset` suffix. + if (PHPLoader.bindUserSpace) { + /** + * We need to add an onInit callback to bind the user-space API + * because some dependencies like wasmImports and wasmExports + * are not yet assigned. + */ addOnInit(() => { + if (typeof PHPLoader.processId !== "number") { + throw new Error("PHPLoader.processId must be set before init"); + } + Module["userSpace"] = PHPLoader.bindUserSpace({ + pid: PHPLoader.processId, + constants: { + F_GETFL: Number("3"), + O_ACCMODE: Number("2097155"), + O_RDONLY: Number("0"), + O_WRONLY: Number("1"), + O_APPEND: Number("1024"), + O_NONBLOCK: Number("2048"), + F_SETFL: Number("4"), + F_GETLK: Number("12"), + F_SETLK: Number("13"), + F_SETLKW: Number("14"), + SEEK_SET: Number("0"), + SEEK_CUR: Number("1"), + SEEK_END: Number("2"), + F_GETFL: Number("3"), + O_ACCMODE: Number("2097155"), + O_RDONLY: Number("0"), + O_WRONLY: Number("1"), + O_APPEND: Number("1024"), + O_NONBLOCK: Number("2048"), + F_SETFL: Number("4"), + F_GETLK: Number("12"), + F_SETLK: Number("13"), + F_SETLKW: Number("14"), + SEEK_SET: Number("0"), + SEEK_CUR: Number("1"), + SEEK_END: Number("2"), + // From: + // https://github.com/emscripten-core/emscripten/blob/66d2137b0381ac35f7e2346b2d6a90abd0f1211a/system/lib/libc/musl/include/fcntl.h#L58-L60 + F_RDLCK: 0, + F_WRLCK: 1, + F_UNLCK: 2, + // From: + // https://github.com/emscripten-core/emscripten/blob/81bbaa42a7827d88a71bd89701245052c622428c/system/lib/libc/musl/include/sys/file.h#L7-L10 + LOCK_SH: 1, + LOCK_EX: 2, + LOCK_NB: 4, + // Non-blocking lock + LOCK_UN: 8 + }, + errnoCodes: ERRNO_CODES, + // Use get/set closures instead of exposing + // typed arrays directly. After memory.grow(), + // Emscripten's updateMemoryViews() reassigns + // the module-scoped HEAP* variables. Closures + // always reference the current value, so + // accesses are never stale. The get/set + // interface also prevents callers from + // capturing a typed array reference that + // could become stale. + memory: { + HEAP8: { + get(offset) { + return HEAP8[offset]; + }, + set(offset, value) { + HEAP8[offset] = value; + } + }, + HEAPU8: { + get(offset) { + return HEAPU8[offset]; + }, + set(offset, value) { + HEAPU8[offset] = value; + } + }, + HEAP16: { + get(offset) { + return HEAP16[offset]; + }, + set(offset, value) { + HEAP16[offset] = value; + } + }, + HEAPU16: { + get(offset) { + return HEAPU16[offset]; + }, + set(offset, value) { + HEAPU16[offset] = value; + } + }, + HEAP32: { + get(offset) { + return HEAP32[offset]; + }, + set(offset, value) { + HEAP32[offset] = value; + } + }, + HEAPU32: { + get(offset) { + return HEAPU32[offset]; + }, + set(offset, value) { + HEAPU32[offset] = value; + } + }, + HEAPF32: { + get(offset) { + return HEAPF32[offset]; + }, + set(offset, value) { + HEAPF32[offset] = value; + } + }, + HEAP64: { + get(offset) { + return HEAP64[offset]; + }, + set(offset, value) { + HEAP64[offset] = value; + } + }, + HEAPU64: { + get(offset) { + return HEAPU64[offset]; + }, + set(offset, value) { + HEAPU64[offset] = value; + } + }, + HEAPF64: { + get(offset) { + return HEAPF64[offset]; + }, + set(offset, value) { + HEAPF64[offset] = value; + } + } + }, + wasmImports: Object.assign({}, wasmImports, typeof _builtin_fd_close === "function" ? { + builtin_fd_close: _builtin_fd_close + } : {}, typeof _builtin_fcntl64 === "function" ? { + builtin_fcntl64: _builtin_fcntl64 + } : {}), + wasmExports, + syscalls: SYSCALLS, + FS, + PROXYFS, + NODEFS + }); + }); + } + Module["ENV"] = Module["ENV"] || {}; + // Ensure a platform-level bin directory for a fallback `php` binary. + Module["ENV"]["PATH"] = [ Module["ENV"]["PATH"], "/internal/shared/bin" ].filter(Boolean).join(":"); + // The /request directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. This is per-request state that is isolated to a + // single PHP process. + FS.mkdir("/request"); + // The /internal directory is shared amongst all PHP processes + // and contains the php.ini, constants definitions, etc. + FS.mkdir("/internal"); + if (PHPLoader.nativeInternalDirPath) { + FS.mount(FS.filesystems.NODEFS, { + root: PHPLoader.nativeInternalDirPath + }, "/internal"); + } + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdirTree("/internal/shared"); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdirTree("/internal/shared/preload"); + // Platform-level bin directory for a fallback `php` binary. Without it, + // PHP may not populate the PHP_BINARY constant. + FS.mkdirTree("/internal/shared/bin"); + const originalOnRuntimeInitialized = Module["onRuntimeInitialized"]; + Module["onRuntimeInitialized"] = () => { + const {node: phpBinaryNode} = FS.lookupPath("/internal/shared/bin/php", { + noent_okay: true + }); + if (!phpBinaryNode) { + // Dummy PHP binary for PHP to populate the PHP_BINARY constant. + FS.writeFile("/internal/shared/bin/php", (new TextEncoder).encode('#!/bin/sh\nphp "$@"')); + // It must be executable to be used by PHP. + FS.chmod("/internal/shared/bin/php", 493); + } + originalOnRuntimeInitialized(); + }; + // Create stdout and stderr devices. We can't just use Emscripten's + // default stdout and stderr devices because they stop processing data + // on the first null byte. However, when dealing with binary data, + // null bytes are valid and common. + FS.registerDevice(FS.makedev(64, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStdout(chunk); + return length; + } + }); + FS.mkdev("/request/stdout", FS.makedev(64, 0)); + FS.registerDevice(FS.makedev(63, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStderr(chunk); + return length; + } + }); + FS.mkdev("/request/stderr", FS.makedev(63, 0)); + FS.registerDevice(FS.makedev(62, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onHeaders(chunk); + return length; + } + }); + FS.mkdev("/request/headers", FS.makedev(62, 0)); + // Handle events. + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach(callback => { + callback(data); + }); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.processTable = {}; + PHPWASM.input_devices = {}; + const originalWrite = TTY.stream_ops.write; + TTY.stream_ops.write = function(stream, ...rest) { + const retval = originalWrite(stream, ...rest); + // Implicit flush since PHP's fflush() doesn't seem to trigger the fsync event + // @TODO: Fix this at the wasm level + stream.tty.ops.fsync(stream.tty); + return retval; + }; + const originalPutChar = TTY.stream_ops.put_char; + TTY.stream_ops.put_char = function(tty, val) { + /** + * Buffer newlines that Emscripten normally ignores. + * + * Emscripten doesn't do it by default because its default + * print function is console.log that implicitly adds a newline. We are overwriting + * it with an environment-specific function that outputs exaclty what it was given, + * e.g. in Node.js it's process.stdout.write(). Therefore, we need to mak sure + * all the newlines make it to the output buffer. + */ if (val === 10) tty.output.push(val); + return originalPutChar(tty, val); + }; + }, + onHeaders: function(chunk) { + if (Module["onHeaders"]) { + Module["onHeaders"](chunk); + return; + } + console.log("headers", { + chunk + }); + }, + onStdout: function(chunk) { + if (Module["onStdout"]) { + Module["onStdout"](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stdout.write(chunk); + } else { + console.log("stdout", { + chunk + }); + } + }, + onStderr: function(chunk) { + if (Module["onStderr"]) { + Module["onStderr"](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stderr.write(chunk); + } else { + console.warn("stderr", { + chunk + }); + } + }, + getAllWebSockets: function(sock) { + const webSockets = new Set; + if (sock.server) { + sock.server.clients.forEach(ws => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function(sock) { + const peers = new Set; + if (sock.server) { + sock.pending.filter(pending => pending.peers).forEach(pending => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function(ws) { + return PHPWASM.awaitEvent(ws, "message"); + }, + awaitConnection: function(ws) { + if (ws.OPEN === ws.readyState) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "open"); + }, + awaitClose: function(ws) { + if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "close"); + }, + awaitError: function(ws) { + if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { + return [ Promise.resolve(), PHPWASM.noop ]; + } + return PHPWASM.awaitEvent(ws, "error"); + }, + awaitEvent: function(ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function(_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [ promise, cancel ]; + }, + noop: function() {}, + parseSocketTimeout: function(optionValuePtr, optionLen) { + if (!optionValuePtr || optionLen < 8) { + return null; + } + let seconds; + let microseconds; + if (optionLen >= 16) { + seconds = Number(HEAP64[optionValuePtr >> 3]); + microseconds = Number(HEAP64[(optionValuePtr + 8) >> 3]); + } else { + seconds = HEAP32[optionValuePtr >> 2]; + microseconds = HEAP32[(optionValuePtr + 4) >> 2]; + } + if (!Number.isFinite(seconds) || !Number.isFinite(microseconds) || seconds < 0 || microseconds < 0) { + return null; + } + return seconds * 1e3 + Math.ceil(microseconds / 1e3); + }, + spawnProcess: function(command, args, options) { + if (Module["spawnProcess"]) { + const spawned = Module["spawnProcess"](command, args, /** + * We're providing the same extra options we would pass to child_process.spawn(). + * + * Why? + * + * spawnProcess() follows the same interface as child_process.spawn() + * and some consumers pass `child_process.spawn` directly to php.setSpawnHandler() + */ { + ...options, + shell: true, + stdio: [ "pipe", "pipe", "pipe" ] + }); + if (spawned && !("then" in spawned) && "on" in spawned) { + /** + * If we get the child process directly, return it immediately. + * Delaying it to the next tick via Promise.resolve() would create + * a race condition where it might emit some events before the + * caller has a chance to bind event listeners to them. + * + * Without this condition, this callback would be at least flaky: + * + * php.setSpawnHandler(require('child_process').spawn); + */ return spawned; + } + return Promise.resolve(spawned).then(function(spawned) { + if (!spawned || !spawned.on) { + throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); + } + return spawned; + }); + } + const e = new Error("popen(), proc_open() etc. are unsupported on this PHP instance. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); + e.code = "SPAWN_UNSUPPORTED"; + throw e; + }, + shutdownSocket: function(socketd, how) { + PHPWASM.socketTimeouts.delete(socketd); + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log("Socket shutdown error", e); + return -1; + } + } +}; + +function _wasm_connect(sockfd, addr, addrlen) { + /** + * Use a synchronous connect() call when Asyncify is used. + * + * The async version was originally introduced to support the Memcached and Redis extensions, + * and both are only available with JSPI. Asyncify is too difficult to maintain and + * it's not getting that upgrade. + */ if (!("Suspending" in WebAssembly)) { + var sock = getSocketFromFD(sockfd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } + return Asyncify.handleSleep(wakeUp => { + // Get the socket + let sock; + try { + sock = getSocketFromFD(sockfd); + } catch (e) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + if (!sock) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + // Parse the address + let info; + try { + info = getSocketAddress(addr, addrlen); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + wakeUp(-ERRNO_CODES.EFAULT); + return; + } + wakeUp(-e.errno); + return; + } + // Perform the connect (this creates the WebSocket but doesn't wait) + try { + sock.sock_ops.connect(sock, info.addr, info.port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + wakeUp(-e.errno); + return; + } + // Get all websockets for this socket + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + // No WebSocket yet, this shouldn't happen after connect + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + const ws = webSockets[0]; + // If already connected, return success + if (ws.readyState === ws.OPEN) { + wakeUp(0); + return; + } + // If already closed or closing, return error + if (ws.readyState === ws.CLOSING || ws.readyState === ws.CLOSED) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + // Wait for the connection to be established. A zero timeval + // disables the timeout, matching SO_SNDTIMEO semantics. + const sendTimeout = PHPWASM.socketTimeouts.get(sockfd)?.send; + const timeout = sendTimeout ?? 3e4; + let resolved = false; + let timeoutId; + let handleOpen; + let handleError; + let handleClose; + const peer = PHPWASM.getAllPeers(sock).find(candidate => candidate.socket === ws); + const cleanupConnectListeners = () => { + if (typeof timeoutId !== "undefined") { + clearTimeout(timeoutId); + } + ws.removeEventListener("open", handleOpen); + ws.removeEventListener("error", handleError); + ws.removeEventListener("close", handleClose); + }; + const cleanupFailedConnect = errno => { + try { + if (ws.readyState !== ws.CLOSING && ws.readyState !== ws.CLOSED) { + ws.close(); + } + } catch (e) {} + if (peer) { + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + sock.connecting = false; + sock.error = errno; + }; + const finishConnect = result => { + if (!resolved) { + resolved = true; + cleanupConnectListeners(); + if (result < 0) { + cleanupFailedConnect(-result); + } + wakeUp(result); + } + }; + if (timeout > 0) { + timeoutId = setTimeout(() => { + finishConnect(-ERRNO_CODES.ETIMEDOUT); + }, timeout); + } + handleOpen = () => { + finishConnect(0); + }; + handleError = () => { + finishConnect(-ERRNO_CODES.ECONNREFUSED); + }; + handleClose = () => { + finishConnect(-ERRNO_CODES.ECONNREFUSED); + }; + ws.addEventListener("open", handleOpen); + ws.addEventListener("error", handleError); + ws.addEventListener("close", handleClose); + }); +} + +function ___syscall_connect(sockfd, addr, addrlen, d1, d2, d3) { + return _wasm_connect(sockfd, addr, addrlen); +} + +___syscall_connect.sig = "iippiii"; + +function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_dup.sig = "ii"; + +function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_dup3.sig = "iiii"; + +function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ""; + if (amode & 4) perms += "r"; + if (amode & 2) perms += "w"; + if (amode & 1) perms += "x"; + if (perms && FS.nodePermissions(node, perms)) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_faccessat.sig = "iipii"; + +var INT53_MAX = 9007199254740992; + +var INT53_MIN = -9007199254740992; + +var bigintToI53Checked = num => (num < INT53_MIN || num > INT53_MAX) ? NaN : Number(num); + +function ___syscall_fallocate(fd, mode, offset, len) { + offset = bigintToI53Checked(offset); + len = bigintToI53Checked(len); + try { + if (isNaN(offset) || isNaN(len)) return -61; + if (mode != 0) { + return -138; + } + if (offset < 0 || len < 0) { + return -28; + } + // We only support mode == 0, which means we can implement fallocate + // in terms of ftruncate. + var oldSize = FS.fstat(fd).size; + var newSize = offset + len; + if (newSize > oldSize) { + FS.ftruncate(fd, newSize); + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fallocate.sig = "iiijj"; + +function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchmod.sig = "iii"; + +function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchown32.sig = "iiii"; + +function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & (~256); + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fchownat.sig = "iipiii"; + +var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; + SYSCALLS.varargs += 4; + return ret; +}; + +var syscallGetVarargP = syscallGetVarargI; + +function _fd_close(fd) { + if (typeof Module["userSpace"] === "undefined") { + return _builtin_fd_close(fd); + } + return Module["userSpace"].fd_close(fd); +} + +_fd_close.sig = "ii"; + +function _builtin_fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +function _builtin_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: + { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: + { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: + { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(((arg) + (offset)) >> 1)] = 2; + return 0; + } + + case 13: + case 14: + // Pretend that the locking is successful. These are process-level locks, + // and Emscripten programs are a single process. If we supported linking a + // filesystem between programs, we'd need to do more here. + // See https://github.com/emscripten-core/emscripten/issues/23697 + return 0; + } + return -28; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_fcntl64(fd, cmd, varargs) { + if (typeof Module["userSpace"] === "undefined") { + return _builtin_fcntl64(fd, cmd, varargs); + } + return Module["userSpace"].fcntl64(fd, cmd, varargs); +} + +___syscall_fcntl64.sig = "iiip"; + +function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fdatasync.sig = "ii"; + +function ___syscall_fstat64(fd, buf) { + try { + return SYSCALLS.writeStat(buf, FS.fstat(fd)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_fstat64.sig = "iip"; + +function ___syscall_ftruncate64(fd, length) { + length = bigintToI53Checked(length); + try { + if (isNaN(length)) return -61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_ftruncate64.sig = "iij"; + +function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getcwd.sig = "ipp"; + +function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min(stream.getdents.length, startIdx + Math.floor(count / struct_size)); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === ".") { + id = stream.node.id; + type = 4; + } else if (name === "..") { + var lookup = FS.lookupPath(stream.path, { + parent: true + }); + id = lookup.node.id; + type = 4; + } else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) ? 2 : // DT_CHR, character device. + FS.isDir(child.mode) ? 4 : // DT_DIR, directory. + FS.isLink(child.mode) ? 10 : // DT_LNK, symbolic link. + 8; + } + HEAP64[((dirp + pos) >> 3)] = BigInt(id); + HEAP64[(((dirp + pos) + (8)) >> 3)] = BigInt((idx + 1) * struct_size); + HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; + HEAP8[(dirp + pos) + (18)] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getdents64.sig = "iipp"; + +function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getpeername.sig = "iippiii"; + +function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getsockname.sig = "iippiii"; + +function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[((optval) >> 2)] = sock.error; + HEAP32[((optlen) >> 2)] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_getsockopt.sig = "iiiippi"; + +function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: + { + if (!stream.tty) return -59; + return 0; + } + + case 21505: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = termios.c_iflag || 0; + HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; + HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; + HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: + { + if (!stream.tty) return -59; + return 0; + } + + case 21506: + case 21507: + case 21508: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[((argp) >> 2)]; + var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; + var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; + var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[(argp + i) + (17)]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc + }); + } + return 0; + } + + case 21519: + { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = 0; + return 0; + } + + case 21520: + { + if (!stream.tty) return -59; + return -28; + } + + case 21537: + case 21531: + { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: + { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); + var argp = syscallGetVarargP(); + HEAP16[((argp) >> 1)] = winsize[0]; + HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; + } + return 0; + } + + case 21524: + { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: + { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_ioctl.sig = "iiip"; + +function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_listen.sig = "iiiiiii"; + +function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.lstat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_lstat64.sig = "ipp"; + +function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_mkdirat.sig = "iipi"; + +function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & (~6400); + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.writeStat(buf, nofollow ? FS.lstat(path) : FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_newfstatat.sig = "iippi"; + +function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_openat.sig = "iipip"; + +var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, "/", 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + timestamp: new Date + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0 + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd + }; + }, + stream_ops: { + getattr(stream) { + var node = stream.node; + var timestamp = node.pipe.timestamp; + return { + dev: 14, + ino: node.id, + mode: 4480, + nlink: 1, + uid: 0, + gid: 0, + rdev: 0, + size: 0, + atime: timestamp, + mtime: timestamp, + ctime: timestamp, + blksize: 4096, + blocks: 0 + }; + }, + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return (256 | 4); + } + for (var bucket of pipe.buckets) { + if (bucket.offset - bucket.roffset > 0) { + return (64 | 1); + } + } + return 0; + }, + dup(stream) { + stream.node.pipe.refcnt++; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var currentLength = 0; + for (var bucket of pipe.buckets) { + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if(currentLength==0){if(pipe.refcnt<2){return 0;}throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var bucket of pipe.buckets) { + var bucketSize = bucket.offset - bucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + bucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0 + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray(freeBytesInCurrBuffer, data.byteLength); + } + var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0 + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); + data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0 + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + } + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return "pipe[" + (PIPEFS.nextname.current++) + "]"; + } +}; + +function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[((fdPtr) >> 2)] = res.readable_fd; + HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_pipe.sig = "ip"; + +function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[((pollfd) >> 2)]; + var events = HEAP16[(((pollfd) + (4)) >> 1)]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(((pollfd) + (6)) >> 1)] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_poll.sig = "ipii"; + +function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_readlinkat.sig = "iippp"; + +function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_recvfrom.sig = "iippipp"; + +function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_renameat.sig = "iipip"; + +function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_rmdir.sig = "ip"; + +function ___syscall_sendmsg(fd, message, flags, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var iov = HEAPU32[(((message) + (8)) >> 2)]; + var num = HEAP32[(((message) + (12)) >> 2)]; + // read the address and port to send to + var addr, port; + var name = HEAPU32[((message) >> 2)]; + var namelen = HEAP32[(((message) + (4)) >> 2)]; + if (name) { + var info = getSocketAddress(name, namelen); + port = info.port; + addr = info.addr; + } + // concatenate scatter-gather arrays into one message buffer + var total = 0; + for (var i = 0; i < num; i++) { + total += HEAP32[(((iov) + ((8 * i) + 4)) >> 2)]; + } + var view = new Uint8Array(total); + var offset = 0; + for (var i = 0; i < num; i++) { + var iovbase = HEAPU32[(((iov) + ((8 * i) + 0)) >> 2)]; + var iovlen = HEAP32[(((iov) + ((8 * i) + 4)) >> 2)]; + for (var j = 0; j < iovlen; j++) { + view[offset++] = HEAP8[(iovbase) + (j)]; + } + } + // write the buffer + return sock.sock_ops.sendmsg(sock, view, 0, total, addr, port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_sendmsg.sig = "iipippi"; + +function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_sendto.sig = "iippipp"; + +function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_socket.sig = "iiiiiii"; + +function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_stat64.sig = "ipp"; + +function ___syscall_statfs64(path, size, buf) { + try { + SYSCALLS.writeStatFs(buf, FS.statfs(SYSCALLS.getStr(path))); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_statfs64.sig = "ippp"; + +function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_symlinkat.sig = "ipip"; + +function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (!flags) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + return -28; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_unlinkat.sig = "iipi"; + +var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; + +function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), atime, mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(((times) + (8)) >> 2)]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +___syscall_utimensat.sig = "iippi"; + +var __abort_js = () => abort(""); + +__abort_js.sig = "v"; + +var dlSetError = msg => { + var sp = stackSave(); + var cmsg = stringToUTF8OnStack(msg); + ___dl_seterr(cmsg, 0); + stackRestore(sp); +}; + +var dlopenInternal = (handle, jsflags) => { + // void *dlopen(const char *file, int mode); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlopen.html + var filename = UTF8ToString(handle + 36); + var flags = HEAP32[(((handle) + (4)) >> 2)]; + filename = PATH.normalize(filename); + var global = Boolean(flags & 256); + var localScope = global ? null : {}; + // We don't care about RTLD_NOW and RTLD_LAZY. + var combinedFlags = { + global, + nodelete: Boolean(flags & 4096), + loadAsync: jsflags.loadAsync + }; + if (jsflags.loadAsync) { + return loadDynamicLibrary(filename, combinedFlags, localScope, handle); + } + try { + return loadDynamicLibrary(filename, combinedFlags, localScope, handle); + } catch (e) { + dlSetError(`could not load dynamic lib: ${filename}\n${e}`); + return 0; + } +}; + +function __dlopen_js(handle) { + var jsflags = { + loadAsync: false + }; + return dlopenInternal(handle, jsflags); +} + +__dlopen_js.sig = "pp"; + +var __dlsym_js = (handle, symbol, symbolIndex) => { + // void *dlsym(void *restrict handle, const char *restrict name); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlsym.html + symbol = UTF8ToString(symbol); + var result; + var newSymIndex; + var lib = LDSO.loadedLibsByHandle[handle]; + newSymIndex = Object.keys(lib.exports).indexOf(symbol); + if (newSymIndex == -1 || lib.exports[symbol].stub) { + dlSetError(`Tried to lookup unknown symbol "${symbol}" in dynamic lib: ${lib.name}`); + return 0; + } + result = lib.exports[symbol]; + if (typeof result == "function") { + // Asyncify wraps exports, and we need to look through those wrappers. + if (result.orig) { + result = result.orig; + } + var addr = getFunctionAddress(result); + if (addr) { + result = addr; + } else { + // Insert the function into the wasm table. If its a direct wasm + // function the second argument will not be needed. If its a JS + // function we rely on the `sig` attribute being set based on the + // `__sig` specified in library JS file. + result = addFunction(result, result.sig); + HEAPU32[((symbolIndex) >> 2)] = newSymIndex; + } + } + return result; +}; + +__dlsym_js.sig = "pppp"; + +var __emscripten_lookup_name = name => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); +}; + +__emscripten_lookup_name.sig = "ip"; + +var runtimeKeepaliveCounter = 0; + +var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; +}; + +__emscripten_runtime_keepalive_clear.sig = "v"; + +var __emscripten_system = command => { + if (ENVIRONMENT_IS_NODE) { + if (!command) return 1; + // shell is available + var cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + // this is what glibc seems to do (shell works test?) + var cp = require("child_process"); + var ret = cp.spawnSync(cmdstr, [], { + shell: true, + stdio: "inherit" + }); + var _W_EXITCODE = (ret, sig) => ((ret) << 8 | (sig)); + // this really only can happen if process is killed by signal + if (ret.status === null) { + // sadly node doesn't expose such function + var signalToNumber = sig => { + // implement only the most common ones, and fallback to SIGINT + switch (sig) { + case "SIGHUP": + return 1; + + case "SIGQUIT": + return 3; + + case "SIGFPE": + return 8; + + case "SIGKILL": + return 9; + + case "SIGALRM": + return 14; + + case "SIGTERM": + return 15; + + default: + return 2; + } + }; + return _W_EXITCODE(0, signalToNumber(ret.signal)); + } + return _W_EXITCODE(ret.status, 0); + } + // int system(const char *command); + // http://pubs.opengroup.org/onlinepubs/000095399/functions/system.html + // Can't call external programs. + if (!command) return 0; + // no shell available + return -52; +}; + +__emscripten_system.sig = "ip"; + +function __gmtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; +} + +__gmtime_js.sig = "vjp"; + +var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + +var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; + +var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; + +var ydayFromDate = date => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; +}; + +function __localtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(((tmPtr) + (32)) >> 2)] = dst; +} + +__localtime_js.sig = "vjp"; + +var __mktime_js = function(tmPtr) { + var ret = (() => { + var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); + } else if ((dst > 0) != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); + } + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + // To match expected behavior, update fields from date + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return BigInt(ret); +}; + +__mktime_js.sig = "jp"; + +function __mmap_js(len, prot, flags, fd, offset, allocated, addr) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[((allocated) >> 2)] = res.allocated; + HEAPU32[((addr) >> 2)] = ptr; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +__mmap_js.sig = "ipiiijpp"; + +function __munmap_js(addr, len, prot, flags, fd, offset) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +__munmap_js.sig = "ippiiij"; + +var timers = {}; + +var handleException = e => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == "unwind") { + return EXITSTATUS; + } + quit_(1, e); +}; + +var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + +var _proc_exit = code => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module["onExit"]?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); +}; + +_proc_exit.sig = "vi"; + +/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); +}; + +var _exit = exitJS; + +_exit.sig = "vi"; + +var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } +}; + +var callUserCallback = func => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } +}; + +var _emscripten_get_now = () => performance.now(); + +_emscripten_get_now.sig = "d"; + +var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); + }, timeout_ms); + timers[which] = { + id, + timeout_ms + }; + return 0; +}; + +__setitimer_js.sig = "iid"; + +var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = (new Date).getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; + HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); + var extractZone = timezoneOffset => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? "-" : "+"; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, "0"); + var minutes = String(absOffset % 60).padStart(2, "0"); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } +}; + +__tzset_js.sig = "vpppp"; + +var _emscripten_date_now = () => Date.now(); + +_emscripten_date_now.sig = "d"; + +var nowIsMonotonic = 1; + +var checkWasiClock = clock_id => clock_id >= 0 && clock_id <= 3; + +function _clock_time_get(clk_id, ignored_precision, ptime) { + ignored_precision = bigintToI53Checked(ignored_precision); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + HEAP64[((ptime) >> 3)] = BigInt(nsec); + return 0; +} + +_clock_time_get.sig = "iijp"; + +var getHeapMax = () => // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate +// full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side +// for any code that deals with heap sizes, which would require special +// casing all heap size related code to treat 0 specially. +2147483648; + +var _emscripten_get_heap_max = () => getHeapMax(); + +_emscripten_get_heap_max.sig = "p"; + +var growMemory = size => { + var oldHeapSize = wasmMemory.buffer.byteLength; + var pages = ((size - oldHeapSize + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } catch (e) {} +}; + +var _emscripten_resize_heap = requestedSize => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + .2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); + var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; +}; + +_emscripten_resize_heap.sig = "ip"; + +var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; +}; + +runtimeKeepalivePush.sig = "v"; + +var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; +}; + +runtimeKeepalivePop.sig = "v"; + +/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); +}; + +var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); + +_emscripten_sleep.sig = "vi"; + +_emscripten_sleep.isAsync = true; + +var ENV = PHPLoader.ENV || {}; + +var getExecutableName = () => thisProgram || "./this.program"; + +var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = ((typeof navigator == "object" && navigator.language) || "C").replace("-", "_") + ".UTF-8"; + var env = { + "USER": "web_user", + "LOGNAME": "web_user", + "PATH": "/", + "PWD": "/", + "HOME": "/home/web_user", + "LANG": lang, + "_": getExecutableName() + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; +}; + +var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + var envp = 0; + for (var string of getEnvStrings()) { + var ptr = environ_buf + bufSize; + HEAPU32[(((__environ) + (envp)) >> 2)] = ptr; + bufSize += stringToUTF8(string, ptr, Infinity) + 1; + envp += 4; + } + return 0; +}; + +_environ_get.sig = "ipp"; + +var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[((penviron_count) >> 2)] = strings.length; + var bufSize = 0; + for (var string of strings) { + bufSize += lengthBytesUTF8(string) + 1; + } + HEAPU32[((penviron_buf_size) >> 2)] = bufSize; + return 0; +}; + +_environ_sizes_get.sig = "ipp"; + +function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; + } + HEAP8[pbuf] = type; + HEAP16[(((pbuf) + (2)) >> 1)] = flags; + HEAP64[(((pbuf) + (8)) >> 3)] = BigInt(rightsBase); + HEAP64[(((pbuf) + (16)) >> 3)] = BigInt(rightsInheriting); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_fdstat_get.sig = "iip"; + +/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_pread(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt, offset); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_pread.sig = "iippjp"; + +/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_pwrite(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt, offset); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_pwrite.sig = "iippjp"; + +function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_read.sig = "iippp"; + +function _fd_seek(fd, offset, whence, newOffset) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + HEAP64[((newOffset) >> 3)] = BigInt(stream.position); + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_seek.sig = "iijip"; + +var _fd_sync = function(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep(wakeUp => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, err => { + wakeUp(err ? 29 : 0); + }); + }); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +}; + +_fd_sync.sig = "ii"; + +_fd_sync.isAsync = true; + +function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_fd_write.sig = "iippp"; + +var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + ai = _malloc(32); + HEAP32[(((ai) + (4)) >> 2)] = family; + HEAP32[(((ai) + (8)) >> 2)] = type; + HEAP32[(((ai) + (12)) >> 2)] = proto; + HEAPU32[(((ai) + (24)) >> 2)] = canon; + HEAPU32[(((ai) + (20)) >> 2)] = sa; + if (family === 10) { + HEAP32[(((ai) + (16)) >> 2)] = 28; + } else { + HEAP32[(((ai) + (16)) >> 2)] = 16; + } + HEAP32[(((ai) + (28)) >> 2)] = 0; + return ai; + } + if (hint) { + flags = HEAP32[((hint) >> 2)]; + family = HEAP32[(((hint) + (4)) >> 2)]; + type = HEAP32[(((hint) + (8)) >> 2)]; + proto = HEAP32[(((hint) + (12)) >> 2)]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [ 0, 0, 0, _htonl(1) ]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && (flags & 8)) { + addr = [ 0, 0, _htonl(65535), addr ]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [ 0, 0, _htonl(65535), addr ]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[((out) >> 2)] = ai; + return 0; +}; + +_getaddrinfo.sig = "ipppp"; + +var _getcontext = () => abort("missing function: ${name}"); + +var _getdtablesize = () => abort("missing function: ${name}"); + +var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = "" + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; +}; + +_getnameinfo.sig = "ipipipii"; + +var Protocols = { + list: [], + map: {} +}; + +var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; +}; + +var _setprotoent = stayopen => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; + } + HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[((pe) >> 2)] = nameBuf; + HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; + HEAP32[(((pe) + (8)) >> 2)] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent("tcp", 6, [ "TCP" ]); + list.push(entry); + map["tcp"] = map["6"] = entry; + entry = allocprotoent("udp", 17, [ "UDP" ]); + list.push(entry); + map["udp"] = map["17"] = entry; + } + _setprotoent.index = 0; +}; + +_setprotoent.sig = "vi"; + +var _getprotobyname = name => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; +}; + +_getprotobyname.sig = "pp"; + +var _getprotobynumber = number => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; +}; + +_getprotobynumber.sig = "pi"; + +function _js_flock(fd, op) { + if (typeof Module["userSpace"] === "undefined") { + // In the absence of a real locking facility, + // return success by default as Emscripten does. + return 0; + } + return Module["userSpace"].flock(fd, op); +} + +function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { + if (!command) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : FS.cwd(); + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf("="); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2] + }; + // swap parent and child descs until we rebuild PHP 7.4 + if (i === 0) { + HEAPU32[(descriptorPtr + 8) >> 2] = std[HEAPU32[descriptorPtr >> 2]].parent; + HEAPU32[(descriptorPtr + 4) >> 2] = std[HEAPU32[descriptorPtr >> 2]].child; + } + } + return Asyncify.handleAsync(async () => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === "SPAWN_UNSUPPORTED") { + ___errno_location(ERRNO_CODES.ENOSYS); + return -1; + } + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + ___errno_location(e.code); + return -1; + } + const ProcInfo = { + pid: cp.pid, + exited: false + }; + PHPWASM.processTable[ProcInfo.pid] = ProcInfo; + const stdinParentFd = std[0]?.parent, stdinChildFd = std[0]?.child, stdoutChildFd = std[1]?.child, stdoutParentFd = std[1]?.parent, stderrChildFd = std[2]?.child, stderrParentFd = std[2]?.parent; + const detachPipeDataListeners = []; + cp.on("exit", function(code) { + for (const detach of detachPipeDataListeners) { + detach(); + } + for (const fd of [ // The child process exited. Let's clean up its output streams: + stdoutChildFd, stderrChildFd, stdinChildFd ]) { + if (FS.streams[fd] && !FS.isClosed(FS.streams[fd])) { + FS.close(FS.streams[fd]); + } + } + ProcInfo.exitCode = code; + ProcInfo.exited = true; + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD(stdoutChildFd); + let stdoutAt = 0; + const onStdoutData = function(data) { + try { + stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); + stdoutAt += data.length; + } catch { + // PHP may close the child pipe before Node finishes + // draining already-buffered stdout data. Late chunks are + // no longer deliverable, so detach the listener and stop. + cp.stdout.off("data", onStdoutData); + } + }; + cp.stdout.on("data", onStdoutData); + detachPipeDataListeners.push(() => cp.stdout.off("data", onStdoutData)); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD(stderrChildFd); + let stderrAt = 0; + const onStderrData = function(data) { + try { + stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); + stderrAt += data.length; + } catch { + cp.stderr.off("data", onStderrData); + } + }; + cp.stderr.on("data", onStderrData); + detachPipeDataListeners.push(() => cp.stderr.off("data", onStderrData)); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + /** + * There was no `await` between the `spawnProcess` call + * and the `await` below so the process haven't had a chance + * to run any of the exit-related callbacks yet. + * + * Good. + * + * Let's listen to all the lifecycle events and resolve + * the promise when the process starts or immediately crashes. + */ let resolved = false; + cp.on("spawn", () => { + if (resolved) return; + resolved = true; + resolve(); + }); + cp.on("error", e => { + if (resolved) return; + resolved = true; + reject(e); + }); + cp.on("exit", function(code) { + if (resolved) return; + resolved = true; + if (code === 0) { + resolve(); + } else { + reject(new Error(`Process exited with code ${code}`)); + } + }); + /** + * If the process haven't even started after 5 seconds, something + * is wrong. Perhaps we're missing an event listener, or perhaps + * the `spawnProcess` implementation failed to dispatch the relevant + * event. Either way, let's crash to avoid blocking the proc_open() + * call indefinitely. + */ setTimeout(() => { + if (resolved) return; + resolved = true; + reject(new Error("Process timed out")); + }, 5e3); + }); + } catch (e) { + // Process already started. Even if it exited early, PHP still + // needs to know about the pid and clean up the resources. + console.error(e); + return ProcInfo.pid; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + if (stdinChildFd) { + // We're in a kernel function used instead of fork(). + // We are the ones responsible for pumping the data from the stdinChildFd + // into the child process. There is no concurrent task operating on the + // piped data or polling the file descriptors, etc. Nothing will ever + // read from the stdinChildFd if we don't do it here. + // Well, let's do it! We'll periodically read from the child end of the + // data pipe and push what we get into the child process. + let stdinStream; + try { + stdinStream = SYSCALLS.getStreamFromFD(stdinChildFd); + } catch (e) { + ___errno_location(ERRNO_CODES.EBADF); + return ProcInfo.pid; + } + if (!stdinStream?.node) { + return ProcInfo.pid; + } + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const iov = _malloc(16); + // Space for iovec structure + const pnum = _malloc(4); + // Space for number of bytes read + const buffer = _malloc(CHUNK_SIZE); + // Set up iovec structure pointing to our buffer + HEAPU32[iov >> 2] = buffer; + // iov_base + HEAPU32[(iov + 4) >> 2] = CHUNK_SIZE; + // iov_len + function pump() { + try { + while (true) { + if (cp.killed) { + stopPumpingAndCloseStdin(); + return; + } + const result = js_fd_read(stdinChildFd, iov, 1, pnum, false); + const bytesRead = HEAPU32[pnum >> 2]; + if (result === 0 && bytesRead > 0) { + const wrote = HEAPU8.subarray(buffer, buffer + bytesRead); + cp.stdin.write(wrote); + } else if (result === 0 && bytesRead === 0) { + // result === 0 and bytesRead === 0 means the file descriptor + // is at EOF. Let's close the stdin stream and clean up. + stopPumpingAndCloseStdin(); + break; + } else if (result === ERRNO_CODES.EAGAIN) { + // The file descriptor is not ready for reading. + // Let's break out of the loop. setInterval will invoke + // this function again soon. + break; + } else { + throw new FS.ErrnoError(result); + } + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + throw e; + } + ___errno_location(e.errno); + stopPumpingAndCloseStdin(); + } + } + function stopPumpingAndCloseStdin() { + clearInterval(interval); + if (!cp.stdin.closed) { + cp.stdin.end(); + } + _wasm_free(buffer); + _wasm_free(iov); + _wasm_free(pnum); + } + // pump() can never alter the result of this function. + // Even when it fails, we still return the pid. + // Why? + // Because the process already started. We wouldn't backtrack + // with fork(), we won't backtrack here. Let's give PHP the pid, + // and let it think it's the parent process. It will clean up the + // resources as needed. + // stdin may be non-blocking – let's check for updates periodically. + // If we exhaust it at any point, pump() will self-terminate. + // Note handling any failures, closing the descriptor, etc. will not + // happen synchronously when PHP calls fclose($pipes[0]) or proc_close(). + // It will all happen asynchronously on the next tick. It seems off, + // but there doesn't seem to be a better way: cp.stdin.write() and + // cp.stdin.end() are both async APIs and they both accept onCompleted + // callbacks. + const interval = setInterval(pump, 20); + pump(); + } else { + /** + * Descriptor 0 was not provided, so the child process must observe EOF. + * Closing stdin explicitly lets spawn handlers distinguish that case from + * a valid pipe whose first bytes have not arrived yet. + */ cp.stdin.end(); + } + return ProcInfo.pid; + }); +} + +function _js_popen_clear_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + delete PHPWASM.processTable[pid].fd; + return; + } + } +} + +function _js_popen_get_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + return PHPWASM.processTable[pid].pid; + } + } + return -1; +} + +function _js_popen_set_pid_for_fd(fd, pid) { + if (PHPWASM.processTable[pid]) { + PHPWASM.processTable[pid].fd = fd; + } +} + +function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + if (PHPWASM.processTable[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + return 1; + } + return 0; +} + +function _js_release_file_locks() { + if (typeof Module["userSpace"] === "undefined") { + return; + } + return Module["userSpace"].js_release_file_locks(); +} + +function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + return Asyncify.handleSleep(wakeUp => { + const poll = function() { + if (PHPWASM.processTable[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); +} + +var _makecontext = () => abort("missing function: ${name}"); + +function _random_get(buffer, size) { + try { + randomFill(HEAPU8.subarray(buffer, buffer + size)); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +_random_get.sig = "ipp"; + +var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + return sum; +}; + +var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= (daysInCurrentMonth - newDate.getDate() + 1); + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; +}; + +var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + "A": "%a", + "B": "%b", + "c": "%a %b %d %H:%M:%S %Y", + "D": "%m\\/%d\\/%y", + "e": "%d", + "F": "%Y-%m-%d", + "h": "%b", + "R": "%H\\:%M", + "r": "%I\\:%M\\:%S\\s%p", + "T": "%H\\:%M\\:%S", + "x": "%m\\/%d\\/(?:%y|%Y)", + "X": "%H\\:%M\\:%S" + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", + /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", + /* century */ "C": "\\d\\d", + /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", + /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", + /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", + /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", + /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", + /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", + /* whitespace */ "n": " ", + /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", + /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", + /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", + /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", + /* weekday number */ "w": "[0-6]", + /* 2-digit year */ "y": "\\d\\d", + /* 4-digit year */ "Y": "\\d\\d\\d\\d", + /* whitespace */ "t": " ", + /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11 + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6 + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6 + }; + var capture = []; + var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }).replace(// any number of space or tab characters match zero or more spaces + /\s+/g, "\\s*"); + var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); + function initDate() { + function fixup(value, min, max) { + return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); + } + return { + year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), + month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), + day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), + hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), + min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), + sec: fixup(HEAP32[((tm) >> 2)], 0, 59), + gmtoff: 0 + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = symbol => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch("S"))) { + date.sec = Number(value); + } + // minutes + if ((value = getMatch("M"))) { + date.min = Number(value); + } + // hours + if ((value = getMatch("H"))) { + // 24h clock + date.hour = Number(value); + } else if ((value = getMatch("I"))) { + // AM/PM clock + var hour = Number(value); + if ((value = getMatch("p"))) { + hour += value.toUpperCase()[0] === "P" ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch("Y"))) { + // parse from four-digit year + date.year = Number(value); + } else if ((value = getMatch("y"))) { + // parse from two-digit year... + var year = Number(value); + if ((value = getMatch("C"))) { + // ...and century + year += Number(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch("m"))) { + // parse from month number + date.month = Number(value) - 1; + } else if ((value = getMatch("b"))) { + // parse from month name + date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch("d"))) { + // get day of month directly + date.day = Number(value); + } else if ((value = getMatch("j"))) { + // get day of month from day of year ... + var day = Number(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); + if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch("a"))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch("U"))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch("W"))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch("z"))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === "z") { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* + tm_sec int seconds after the minute 0-61* + tm_min int minutes after the hour 0-59 + tm_hour int hours since midnight 0-23 + tm_mday int day of the month 1-31 + tm_mon int months since January 0-11 + tm_year int years since 1900 + tm_wday int days since Sunday 0-6 + tm_yday int days since January 1 0-365 + tm_isdst int Daylight Saving Time flag + tm_gmtoff long offset from GMT (seconds) + */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); + HEAP32[((tm) >> 2)] = fullDate.getSeconds(); + HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); + HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); + HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); + HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); + HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; + HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); + HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; + HEAP32[(((tm) + (32)) >> 2)] = 0; + HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + lengthBytesUTF8(matches[0]); + } + return 0; +}; + +_strptime.sig = "pppp"; + +var _swapcontext = () => abort("missing function: ${name}"); + +function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); +} + +function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const SO_RCVTIMEO = 66; + const SO_SNDTIMEO = 67; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + if (level === SOL_SOCKET && (optionName === SO_RCVTIMEO || optionName === SO_SNDTIMEO)) { + const timeoutMs = PHPWASM.parseSocketTimeout(optionValuePtr, optionLen); + if (timeoutMs === null) { + return -1; + } + const timeouts = PHPWASM.socketTimeouts.get(socketd) || {}; + if (optionName === SO_RCVTIMEO) { + timeouts.receive = timeoutMs; + } else { + timeouts.send = timeoutMs; + } + PHPWASM.socketTimeouts.set(socketd, timeouts); + return 0; + } + // Options that we can forward to the WebSocket proxy + const isForwardable = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isForwardable) { + console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; +} + +function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); +} + +var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = /^(js_open_process|js_fd_read|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|wasm_recv|wasm_connect|__syscall_fcntl64|js_flock|js_release_file_locks|js_waitpid|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == "function") { + let isAsyncifyImport = original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending(original); + } + } + } + }, + instrumentFunction(original) { + var wrapper = (...args) => original(...args); + wrapper.orig = original; + return wrapper; + }, + instrumentWasmExports(exports) { + var exportPattern = /^(php_wasm_init|wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_pclose|__wrap_popen|__wrap_pclose|wasm_read|wasm_php_exec|run_cli|wasm_recv|wasm_connect|__wasm_call_ctors|__errno_location|__funcs_on_exit|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set; + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == "function") { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + var wrapper = Asyncify.instrumentFunction(original); + ret[x] = wrapper; + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async startAsync => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep: startAsync => Asyncify.handleAsync(() => new Promise(startAsync)), + makeAsyncFunction(original) { + return WebAssembly.promising(original); + } +}; + +var getCFunc = ident => { + var func = Module["_" + ident]; + // closure exported function + return func; +}; + +var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); +}; + +/** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + "string": str => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + "array": arr => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + } + }; + function convertReturnValue(ret) { + if (returnType === "string") { + return UTF8ToString(ret); + } + if (returnType === "boolean") return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; +}; + +var FS_createPath = (...args) => FS.createPath(...args); + +var FS_unlink = (...args) => FS.unlink(...args); + +var FS_createLazyFile = (...args) => FS.createLazyFile(...args); + +var FS_createDevice = (...args) => FS.createDevice(...args); + +var _wasm_recv = function(sockfd, buffer, size, flags) { + return Asyncify.handleSleep(wakeUp => { + const receiveTimeout = PHPWASM.socketTimeouts.get(sockfd)?.receive; + const startedAt = Date.now(); + let resolved = false; + const poll = function() { + if (resolved) { + return; + } + let newl = ___syscall_recvfrom(sockfd, buffer, size, flags, null, null); + if (newl > 0) { + resolved = true; + wakeUp(newl); + } else if (newl === -ERRNO_CODES.EAGAIN) { + if (receiveTimeout > 0 && Date.now() - startedAt >= receiveTimeout) { + resolved = true; + wakeUp(-ERRNO_CODES.EAGAIN); + return; + } + setTimeout(poll, 20); + } else { + resolved = true; + wakeUp(0); + } + }; + poll(); + }); +}; + +registerWasmPlugin(); + +FS.createPreloadedFile = FS_createPreloadedFile; + +FS.preloadFile = FS_preloadFile; + +FS.staticInit(); + +if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); +} + +PHPWASM.init(); + +// End JS library code +// include: postlibrary.js +// This file is included after the automatically-generated JS library code +// but before the wasm module is created. +{ + // Begin ATMODULES hooks + if (Module["preloadPlugins"]) preloadPlugins = Module["preloadPlugins"]; + if (Module["noExitRuntime"]) noExitRuntime = Module["noExitRuntime"]; + if (Module["print"]) out = Module["print"]; + if (Module["printErr"]) err = Module["printErr"]; + if (Module["dynamicLibraries"]) dynamicLibraries = Module["dynamicLibraries"]; + if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; + // End ATMODULES hooks + if (Module["arguments"]) arguments_ = Module["arguments"]; + if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"]; + if (Module["preInit"]) { + if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; + while (Module["preInit"].length > 0) { + Module["preInit"].shift()(); + } + } +} + +// Begin runtime exports +Module["wasmExports"] = wasmExports; + +Module["addRunDependency"] = addRunDependency; + +Module["removeRunDependency"] = removeRunDependency; + +Module["ccall"] = ccall; + +Module["FS_preloadFile"] = FS_preloadFile; + +Module["FS_unlink"] = FS_unlink; + +Module["FS_createPath"] = FS_createPath; + +Module["FS_createDevice"] = FS_createDevice; + +Module["FS_createDataFile"] = FS_createDataFile; + +Module["FS_createLazyFile"] = FS_createLazyFile; + +Module["PROXYFS"] = PROXYFS; + +// End runtime exports +// Begin JS library exports +Module["UTF8ToString"] = UTF8ToString; + +Module["lengthBytesUTF8"] = lengthBytesUTF8; + +Module["stringToUTF8"] = stringToUTF8; + +Module["FS"] = FS; + +Module["_exit"] = _exit; + +Module["_emscripten_sleep"] = _emscripten_sleep; + +Module["_getaddrinfo"] = _getaddrinfo; + +Module["_wasm_setsockopt"] = _wasm_setsockopt; + +Module["_wasm_recv"] = _wasm_recv; + +// End JS library exports +// end include: postlibrary.js +var ASM_CONSTS = {}; + +function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = resolver => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === "w") { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async wakeUp => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === "SPAWN_UNSUPPORTED") { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on("data", function(data) { + outByteArrays.push(data); + }); + const outputPath = "/tmp/popen_output"; + cp.on("exit", function(exitCode) { + const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); +} + +__asyncjs__js_popen_to_file.sig = "iiii"; + +function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = resolver => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback(wakeUp => { + const polls = []; + const stream = FS.getStream(socketd); + if (FS.isSocket(stream?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set; + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add("POLLIN"); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add("POLLOUT"); + } + if (events & POLLHUP || events & POLLIN || events & POLLOUT || events & POLLERR) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add("POLLHUP"); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add("POLLERR"); + } + } + } else if (stream?.stream_ops?.poll) { + let interrupted = false; + async function poll() { + try { + while (true) { + var mask = POLLNVAL; + mask = SYSCALLS.DEFAULT_POLLMASK; + if (FS.isClosed(stream)) { + return ERRNO_CODES.EBADF; + } + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + mask &= events | POLLERR | POLLHUP; + if (mask) { + return mask; + } + if (interrupted) { + return ERRNO_CODES.ETIMEDOUT; + } + await new Promise(resolve => setTimeout(resolve, 10)); + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } + } + polls.push([ poll(), () => { + interrupted = true; + } ]); + } else { + setTimeout(function() { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); + setTimeout(function() { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function(results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function() { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); +} + +__asyncjs__wasm_poll_socket.sig = "iiii"; + +function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = resolver => new Promise(resolver); + const pollAsync = arguments[4] === undefined ? true : !!arguments[4]; + if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { + var stream; + try { + stream = SYSCALLS.getStreamFromFD(fd); + HEAPU32[pnum >> 2] = doReadv(stream, iov, iovcnt); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + throw e; + } + if (e.errno !== ERRNO_CODES.EWOULDBLOCK && e.errno !== ERRNO_CODES.EAGAIN) { + return e.errno; + } + const nonBlocking = stream.flags & PHPWASM.O_NONBLOCK; + if (nonBlocking) { + return e.errno; + } + } + } + if (false === pollAsync) { + return ERRNO_CODES.EWOULDBLOCK; + } + return returnCallback(async wakeUp => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + while (true) { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + if (returnCode === 0) { + HEAPU32[pnum >> 2] = num; + return wakeUp(0); + } + if (++retries > maxRetries || !stream || FS.isClosed(stream) || returnCode !== ERRNO_CODES.EWOULDBLOCK || ("pipe" in stream.node && stream.node.pipe.refcnt < 2)) { + HEAPU32[pnum >> 2] = num; + return wakeUp(returnCode); + } + await new Promise(resolve => setTimeout(resolve, interval)); + } + }); +} + +js_fd_read.sig = "iiiii"; + +function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module["onMessage"]) { + const dataStr = UTF8ToString(data); + return Module["onMessage"](dataStr).then(response => { + const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }).catch(e => { + console.error(e); + return -1; + }); + } + }); +} + +__asyncjs__js_module_onMessage.sig = "iii"; + +// Imports from the Wasm binary. +var _php_date_get_date_ce, _php_date_get_interface_ce, _php_date_get_timezone_ce, _get_timezone_info, _php_hash_fetch_ops, _php_combined_lcg, _php_mt_rand_range, _php_random_bytes, _php_get_nan, _php_get_inf, _php_setcookie, _php_escape_html_entities, _php_info_print_table_header, _php_info_print_table_row, _php_info_print_table_start, _php_info_print_table_end, _php_info_print_table_colspan_header, _PHP_MD5Final, _PHP_MD5InitArgs, _PHP_MD5Update, _php_str_to_str, _php_addcslashes_str, _php_addcslashes, _php_var_serialize, _php_var_serialize_init, _php_var_serialize_destroy, _php_var_unserialize_init, _php_var_unserialize_destroy, _php_var_unserialize, _php_get_module_initialized, _php_log_err_with_severity, _php_printf, _php_error_docref, _ap_php_slprintf, _ap_php_snprintf, _ap_php_vsnprintf, _display_ini_entries, _sapi_header_op, _php_socket_strerror, _php_output_write, __php_stream_free, __php_stream_read, __php_stream_eof, __php_stream_set_option, __php_stream_write, __php_stream_getc, __php_stream_get_line, __php_stream_seek, __php_stream_open_wrapper_ex, _php_stream_context_alloc, _php_stream_context_set_option, __php_stream_cast, __php_stream_xport_create, __emalloc_16, __emalloc_24, __emalloc_32, __emalloc_40, __emalloc_48, __emalloc_56, __emalloc_80, __emalloc_96, __emalloc_112, __emalloc_128, __emalloc_192, __emalloc_320, __emalloc_1280, __efree_56, __emalloc, __efree, __erealloc, __safe_emalloc, ___zend_malloc, __safe_erealloc, ___zend_realloc, __ecalloc, __estrdup, __estrndup, _zend_set_memory_limit, _zend_memory_usage, _zend_memory_peak_usage, ___zend_calloc, _zend_type_to_string, _zend_unmangle_property_name_ex, _zend_is_auto_global_str, _zend_get_compiled_variable_name, _zend_register_long_constant, _zend_register_string_constant, _zend_get_constant_str, _get_active_class_name, _get_active_function_name, _zend_get_executed_filename, _zend_get_executed_filename_ex, _zend_get_executed_lineno, _zend_get_executed_scope, __call_user_function_impl, _zend_call_function, _zend_call_known_function, _zend_call_known_instance_method_with_2_params, _zend_lookup_class_ex, _zend_eval_string, _zend_set_timeout, _zend_unset_timeout, _zend_fetch_class, _zend_rebuild_symbol_table, _zend_html_puts, _zend_llist_init, _zend_llist_add_element, _zend_llist_prepend_element, _zend_llist_destroy, _zend_llist_remove_tail, _zend_llist_count, _zend_llist_get_first_ex, _zend_llist_get_last_ex, _zend_llist_get_next_ex, _destroy_op_array, _zend_destroy_static_vars, __is_numeric_string_ex, _convert_to_long, _zval_get_long_func, _convert_to_double, __convert_to_string, __try_convert_to_string, _zval_get_double_func, _zval_get_string_func, _zend_is_true, _zend_binary_strcasecmp, _numeric_compare_function, _compare_function, _instanceof_function_slow, _zend_str_tolower, _zend_memnstr_ex, _rc_dtor_func, _zval_ptr_dtor, _zval_add_ref, _zend_vspprintf, _zend_spprintf, _zend_strpprintf, __zend_bailout, _zend_error, _zend_error_noreturn, _zend_throw_error, _zend_argument_count_error, _zend_value_error, _zend_get_parameters_array_ex, _zend_wrong_param_count, _zend_zval_type_name, _zend_wrong_parameters_none_error, _zend_wrong_parameters_count_error, _zend_wrong_parameter_error, _zend_argument_type_error, _zend_argument_value_error, _zend_argument_error, _zend_parse_arg_bool_slow, _zend_parse_arg_long_slow, _zend_parse_arg_double_slow, _zend_parse_arg_str_slow, _zend_parse_arg_str_or_long_slow, _zend_release_fcall_info_cache, _zend_parse_parameters, _zend_parse_method_parameters, _object_properties_init, _object_init_ex, _add_assoc_long_ex, _add_assoc_null_ex, _add_assoc_bool_ex, _add_assoc_double_ex, _add_assoc_str_ex, _add_assoc_string_ex, _add_assoc_stringl_ex, _add_assoc_zval_ex, _add_index_long, _add_index_null, _add_index_string, _add_index_stringl, _add_next_index_long, _add_next_index_null, _add_next_index_bool, _add_next_index_double, _add_next_index_str, _add_next_index_string, _add_next_index_stringl, _zend_startup_module, _zend_register_internal_class_ex, _zend_class_implements, _zend_register_internal_interface, _zend_is_callable_ex, _zend_is_callable, _zend_fcall_info_init, _zend_get_module_version, _zend_declare_typed_property, _zend_try_assign_typed_ref_bool, _zend_try_assign_typed_ref_long, _zend_try_assign_typed_ref_str, _zend_try_assign_typed_ref_arr, _zend_declare_property, _zend_declare_class_constant_ex, _zend_declare_class_constant_long, _zend_declare_class_constant_bool, _zend_update_property, _zend_read_property_ex, _zend_read_property, _zend_replace_error_handling, _zend_restore_error_handling, _zend_is_iterable, _zend_get_resource_handle, _zend_hash_str_find, __zend_hash_init, __zend_new_array_0, __zend_new_array, _zend_array_count, _zend_array_dup, _zend_hash_add, _zend_hash_update, _zend_hash_str_update, _zend_hash_index_add_empty_element, _zend_hash_add_empty_element, _zend_hash_str_add_empty_element, _zend_hash_next_index_insert, _zend_hash_next_index_insert_new, _zend_hash_index_update, _zend_hash_del, _zend_hash_str_del, _zend_hash_index_del, _zend_hash_destroy, _zend_array_destroy, _zend_hash_clean, _zend_hash_apply, _zend_hash_apply_with_arguments, _zend_hash_copy, _zend_array_to_list, _zend_hash_find, _zend_hash_index_find, _zend_hash_internal_pointer_reset_ex, _zend_hash_move_forward_ex, _zend_hash_get_current_key_ex, _zend_hash_get_current_key_zval_ex, _zend_hash_get_current_key_type_ex, _zend_hash_get_current_data_ex, _zend_hash_sort_ex, __zend_handle_numeric_str_ex, _zend_register_list_destructors_ex, _zend_rsrc_list_get_rsrc_type, _zend_register_persistent_resource, _zend_get_parameter_attribute_str, _zend_add_attribute, _zend_execute, _zend_set_user_opcode_handler, _zend_get_user_opcode_handler, _zend_get_zval_ptr, _zend_register_ini_entries_ex, _zend_unregister_ini_entries_ex, _zend_alter_ini_entry, _zend_ini_long, _zend_ini_string_ex, _zend_ini_string, _zend_ini_boolean_displayer_cb, _display_link_numbers, _OnUpdateBool, _OnUpdateLong, _OnUpdateLongGEZero, _OnUpdateReal, _OnUpdateString, _OnUpdateStringUnempty, _zend_sort, _zend_iterator_init, _zend_call_method, _zend_create_internal_iterator_zval, _zend_get_exception_base, _zend_is_unwind_exit, _zend_is_graceful_exit, _zend_clear_exception, _zend_throw_exception, _zend_throw_exception_ex, _zend_throw_error_exception, _zend_throw_exception_object, _zend_strtod, _zend_freedtoa, _zend_dtoa, _gc_enabled, _gc_possible_root, _zend_gc_get_status, _zend_get_gc_buffer_create, _zend_get_gc_buffer_grow, _zend_get_closure_method_def, _virtual_file_ex, _tsrm_realpath, _zend_object_std_init, _zend_object_std_dtor, _zend_objects_new, _zend_objects_clone_members, _zend_std_get_properties, _zend_get_property_info, _zend_std_read_property, _zend_std_write_property, _zend_class_init_statics, _zend_std_compare_objects, _zend_std_has_property, _zend_get_properties_for, _zend_objects_store_mark_destructed, _zend_objects_store_del, _zend_do_implement_interface, _smart_str_erealloc, __smart_string_alloc, _zend_observer_fcall_register, _zend_observer_fiber_switch_register, _strtoll, _strlen, _munmap, _fiprintf, _abort, _free, _memcmp, _malloc, _snprintf, _strchr, _mmap, ___errno_location, _strerror, _dlopen, _dlsym, _dlclose, _strcmp, _getenv, ___wasm_setjmp, ___wasm_setjmp_test, ___wasm_longjmp, _atoi, _strtoull, _clock_gettime, _strrchr, _realloc, _strcasecmp, _memchr, _isalnum, _strncmp, _iscntrl, _isxdigit, _tolower, _strtok_r, _unlink, _strncasecmp, _fileno, _isatty, _fread, _fclose, _strtoul, _strstr, _strpbrk, _strdup, _write, _close, _fseek, _fwrite, _gettimeofday, _time, _toupper, _iprintf, _puts, _putchar, _stat, _fopen, _getcwd, _open, _rename, _mkdir, _rmdir, _opendir, _strncpy, _siprintf, _localtime_r, _strtol, _pow, _strtod, _strftime, _sin, _cos, _atan2, _acos, _ispunct, _setlocale, _read, _tan, _asin, _atan, _log, _log2, _fmod, _wasm_php_exec, _socket, _gai_strerror, _freeaddrinfo, _fcntl, _connect, _strerror_r, _php_pollfd_for, _getsockopt, _htons, _ntohs, _getpeername, _getsockname, _htonl, _send, _shutdown, _strcpy, _strcat, _tzset, _ntohl, _wasm_sleep, _fputs, _atoll, _isdigit, _isgraph, _isspace, _fflush, _expf, _lseek, _fputc, ___small_fprintf, _qsort, _calloc, _vfprintf, _flock, _writev, _fgets, _initgroups, _atol, _closedir, _readdir, _posix_memalign, _ftell, _wasm_read, _feof, _strncat, ___ctype_get_mb_cur_max, ___wrap_usleep, _wasm_popen, _wasm_pclose, _poll, ___wrap_select, _wasm_set_sapi_name, _wasm_set_phpini_path, _wasm_add_cli_arg, _run_cli, _wasm_add_SERVER_entry, _wasm_add_ENV_entry, _wasm_set_query_string, _wasm_set_path_translated, _wasm_set_skip_shebang, _wasm_set_request_uri, _wasm_set_request_method, _wasm_set_request_host, _wasm_set_content_type, _wasm_set_request_body, _wasm_set_content_length, _wasm_set_cookies, _wasm_set_request_port, _wasm_sapi_request_shutdown, _wasm_sapi_handle_request, _php_wasm_init, _wasm_free, _wasm_get_end_offset, ___wrap_getpid, _wasm_trace, _getentropy, _pthread_cond_signal, _pthread_cond_wait, _pthread_condattr_destroy, _pthread_condattr_init, _pthread_condattr_setclock, _pthread_mutex_trylock, _pthread_mutexattr_destroy, _pthread_mutexattr_init, _pthread_mutexattr_settype, _sched_yield, _srandom, _random, _vsnprintf, _sqlite3_auto_extension, _sqlite3_cancel_auto_extension, _pthread_mutex_init, _pthread_mutex_destroy, _pthread_mutex_lock, _pthread_mutex_unlock, _srand, _rand, _rewind, _modf, _atof, _gmtime, _round, _pthread_cond_init, _pthread_cond_destroy, _pthread_cond_broadcast, ___extenddftf2, ___letf2, ___floatunditf, _div, ___funcs_on_exit, ___cxa_atexit, ___dl_seterr, __emscripten_find_dylib, _freopen, _pthread_cond_timedwait, _mbstowcs, _emscripten_builtin_memalign, __emscripten_timeout, _strtok, _tanhf, _wcstombs, _emscripten_get_sbrk_ptr, ___trap, __emscripten_stack_restore, __emscripten_stack_alloc, _emscripten_stack_get_current, __ZNSt3__211__call_onceERVmPvPFvS2_E, __ZNSt3__218condition_variable10notify_allEv, __ZNSt3__25mutex4lockEv, __ZNSt3__25mutex6unlockEv, ___cxa_bad_typeid, ___cxa_allocate_exception, ___cxa_throw, ___cxa_pure_virtual, ___dynamic_cast, __ZNSt20bad_array_new_lengthD1Ev, __ZNSt12length_errorD1Ev, _sendmsg, memory, ___stack_pointer, __indirect_function_table, ___c_longjmp, wasmTable, wasmMemory; + +function assignWasmExports(wasmExports) { + _php_date_get_date_ce = Module["_php_date_get_date_ce"] = wasmExports["php_date_get_date_ce"]; + _php_date_get_interface_ce = Module["_php_date_get_interface_ce"] = wasmExports["php_date_get_interface_ce"]; + _php_date_get_timezone_ce = Module["_php_date_get_timezone_ce"] = wasmExports["php_date_get_timezone_ce"]; + _get_timezone_info = Module["_get_timezone_info"] = wasmExports["get_timezone_info"]; + _php_hash_fetch_ops = Module["_php_hash_fetch_ops"] = wasmExports["php_hash_fetch_ops"]; + _php_combined_lcg = Module["_php_combined_lcg"] = wasmExports["php_combined_lcg"]; + _php_mt_rand_range = Module["_php_mt_rand_range"] = wasmExports["php_mt_rand_range"]; + _php_random_bytes = Module["_php_random_bytes"] = wasmExports["php_random_bytes"]; + _php_get_nan = Module["_php_get_nan"] = wasmExports["php_get_nan"]; + _php_get_inf = Module["_php_get_inf"] = wasmExports["php_get_inf"]; + _php_setcookie = Module["_php_setcookie"] = wasmExports["php_setcookie"]; + _php_escape_html_entities = Module["_php_escape_html_entities"] = wasmExports["php_escape_html_entities"]; + _php_info_print_table_header = Module["_php_info_print_table_header"] = wasmExports["php_info_print_table_header"]; + _php_info_print_table_row = Module["_php_info_print_table_row"] = wasmExports["php_info_print_table_row"]; + _php_info_print_table_start = Module["_php_info_print_table_start"] = wasmExports["php_info_print_table_start"]; + _php_info_print_table_end = Module["_php_info_print_table_end"] = wasmExports["php_info_print_table_end"]; + _php_info_print_table_colspan_header = Module["_php_info_print_table_colspan_header"] = wasmExports["php_info_print_table_colspan_header"]; + _PHP_MD5Final = Module["_PHP_MD5Final"] = wasmExports["PHP_MD5Final"]; + _PHP_MD5InitArgs = Module["_PHP_MD5InitArgs"] = wasmExports["PHP_MD5InitArgs"]; + _PHP_MD5Update = Module["_PHP_MD5Update"] = wasmExports["PHP_MD5Update"]; + _php_str_to_str = Module["_php_str_to_str"] = wasmExports["php_str_to_str"]; + _php_addcslashes_str = Module["_php_addcslashes_str"] = wasmExports["php_addcslashes_str"]; + _php_addcslashes = Module["_php_addcslashes"] = wasmExports["php_addcslashes"]; + _php_var_serialize = Module["_php_var_serialize"] = wasmExports["php_var_serialize"]; + _php_var_serialize_init = Module["_php_var_serialize_init"] = wasmExports["php_var_serialize_init"]; + _php_var_serialize_destroy = Module["_php_var_serialize_destroy"] = wasmExports["php_var_serialize_destroy"]; + _php_var_unserialize_init = Module["_php_var_unserialize_init"] = wasmExports["php_var_unserialize_init"]; + _php_var_unserialize_destroy = Module["_php_var_unserialize_destroy"] = wasmExports["php_var_unserialize_destroy"]; + _php_var_unserialize = Module["_php_var_unserialize"] = wasmExports["php_var_unserialize"]; + _php_get_module_initialized = Module["_php_get_module_initialized"] = wasmExports["php_get_module_initialized"]; + _php_log_err_with_severity = Module["_php_log_err_with_severity"] = wasmExports["php_log_err_with_severity"]; + _php_printf = Module["_php_printf"] = wasmExports["php_printf"]; + _php_error_docref = Module["_php_error_docref"] = wasmExports["php_error_docref"]; + _ap_php_slprintf = Module["_ap_php_slprintf"] = wasmExports["ap_php_slprintf"]; + _ap_php_snprintf = Module["_ap_php_snprintf"] = wasmExports["ap_php_snprintf"]; + _ap_php_vsnprintf = Module["_ap_php_vsnprintf"] = wasmExports["ap_php_vsnprintf"]; + _display_ini_entries = Module["_display_ini_entries"] = wasmExports["display_ini_entries"]; + _sapi_header_op = Module["_sapi_header_op"] = wasmExports["sapi_header_op"]; + _php_socket_strerror = Module["_php_socket_strerror"] = wasmExports["php_socket_strerror"]; + _php_output_write = Module["_php_output_write"] = wasmExports["php_output_write"]; + __php_stream_free = Module["__php_stream_free"] = wasmExports["_php_stream_free"]; + __php_stream_read = Module["__php_stream_read"] = wasmExports["_php_stream_read"]; + __php_stream_eof = Module["__php_stream_eof"] = wasmExports["_php_stream_eof"]; + __php_stream_set_option = Module["__php_stream_set_option"] = wasmExports["_php_stream_set_option"]; + __php_stream_write = Module["__php_stream_write"] = wasmExports["_php_stream_write"]; + __php_stream_getc = Module["__php_stream_getc"] = wasmExports["_php_stream_getc"]; + __php_stream_get_line = Module["__php_stream_get_line"] = wasmExports["_php_stream_get_line"]; + __php_stream_seek = Module["__php_stream_seek"] = wasmExports["_php_stream_seek"]; + __php_stream_open_wrapper_ex = Module["__php_stream_open_wrapper_ex"] = wasmExports["_php_stream_open_wrapper_ex"]; + _php_stream_context_alloc = Module["_php_stream_context_alloc"] = wasmExports["php_stream_context_alloc"]; + _php_stream_context_set_option = Module["_php_stream_context_set_option"] = wasmExports["php_stream_context_set_option"]; + __php_stream_cast = Module["__php_stream_cast"] = wasmExports["_php_stream_cast"]; + __php_stream_xport_create = Module["__php_stream_xport_create"] = wasmExports["_php_stream_xport_create"]; + __emalloc_16 = Module["__emalloc_16"] = wasmExports["_emalloc_16"]; + __emalloc_24 = Module["__emalloc_24"] = wasmExports["_emalloc_24"]; + __emalloc_32 = Module["__emalloc_32"] = wasmExports["_emalloc_32"]; + __emalloc_40 = Module["__emalloc_40"] = wasmExports["_emalloc_40"]; + __emalloc_48 = Module["__emalloc_48"] = wasmExports["_emalloc_48"]; + __emalloc_56 = Module["__emalloc_56"] = wasmExports["_emalloc_56"]; + __emalloc_80 = Module["__emalloc_80"] = wasmExports["_emalloc_80"]; + __emalloc_96 = Module["__emalloc_96"] = wasmExports["_emalloc_96"]; + __emalloc_112 = Module["__emalloc_112"] = wasmExports["_emalloc_112"]; + __emalloc_128 = Module["__emalloc_128"] = wasmExports["_emalloc_128"]; + __emalloc_192 = Module["__emalloc_192"] = wasmExports["_emalloc_192"]; + __emalloc_320 = Module["__emalloc_320"] = wasmExports["_emalloc_320"]; + __emalloc_1280 = Module["__emalloc_1280"] = wasmExports["_emalloc_1280"]; + __efree_56 = Module["__efree_56"] = wasmExports["_efree_56"]; + __emalloc = Module["__emalloc"] = wasmExports["_emalloc"]; + __efree = Module["__efree"] = wasmExports["_efree"]; + __erealloc = Module["__erealloc"] = wasmExports["_erealloc"]; + __safe_emalloc = Module["__safe_emalloc"] = wasmExports["_safe_emalloc"]; + ___zend_malloc = Module["___zend_malloc"] = wasmExports["__zend_malloc"]; + __safe_erealloc = Module["__safe_erealloc"] = wasmExports["_safe_erealloc"]; + ___zend_realloc = Module["___zend_realloc"] = wasmExports["__zend_realloc"]; + __ecalloc = Module["__ecalloc"] = wasmExports["_ecalloc"]; + __estrdup = Module["__estrdup"] = wasmExports["_estrdup"]; + __estrndup = Module["__estrndup"] = wasmExports["_estrndup"]; + _zend_set_memory_limit = Module["_zend_set_memory_limit"] = wasmExports["zend_set_memory_limit"]; + _zend_memory_usage = Module["_zend_memory_usage"] = wasmExports["zend_memory_usage"]; + _zend_memory_peak_usage = Module["_zend_memory_peak_usage"] = wasmExports["zend_memory_peak_usage"]; + ___zend_calloc = Module["___zend_calloc"] = wasmExports["__zend_calloc"]; + _zend_type_to_string = Module["_zend_type_to_string"] = wasmExports["zend_type_to_string"]; + _zend_unmangle_property_name_ex = Module["_zend_unmangle_property_name_ex"] = wasmExports["zend_unmangle_property_name_ex"]; + _zend_is_auto_global_str = Module["_zend_is_auto_global_str"] = wasmExports["zend_is_auto_global_str"]; + _zend_get_compiled_variable_name = Module["_zend_get_compiled_variable_name"] = wasmExports["zend_get_compiled_variable_name"]; + _zend_register_long_constant = Module["_zend_register_long_constant"] = wasmExports["zend_register_long_constant"]; + _zend_register_string_constant = Module["_zend_register_string_constant"] = wasmExports["zend_register_string_constant"]; + _zend_get_constant_str = Module["_zend_get_constant_str"] = wasmExports["zend_get_constant_str"]; + _get_active_class_name = Module["_get_active_class_name"] = wasmExports["get_active_class_name"]; + _get_active_function_name = Module["_get_active_function_name"] = wasmExports["get_active_function_name"]; + _zend_get_executed_filename = Module["_zend_get_executed_filename"] = wasmExports["zend_get_executed_filename"]; + _zend_get_executed_filename_ex = Module["_zend_get_executed_filename_ex"] = wasmExports["zend_get_executed_filename_ex"]; + _zend_get_executed_lineno = Module["_zend_get_executed_lineno"] = wasmExports["zend_get_executed_lineno"]; + _zend_get_executed_scope = Module["_zend_get_executed_scope"] = wasmExports["zend_get_executed_scope"]; + __call_user_function_impl = Module["__call_user_function_impl"] = wasmExports["_call_user_function_impl"]; + _zend_call_function = Module["_zend_call_function"] = wasmExports["zend_call_function"]; + _zend_call_known_function = Module["_zend_call_known_function"] = wasmExports["zend_call_known_function"]; + _zend_call_known_instance_method_with_2_params = Module["_zend_call_known_instance_method_with_2_params"] = wasmExports["zend_call_known_instance_method_with_2_params"]; + _zend_lookup_class_ex = Module["_zend_lookup_class_ex"] = wasmExports["zend_lookup_class_ex"]; + _zend_eval_string = Module["_zend_eval_string"] = wasmExports["zend_eval_string"]; + _zend_set_timeout = Module["_zend_set_timeout"] = wasmExports["zend_set_timeout"]; + _zend_unset_timeout = Module["_zend_unset_timeout"] = wasmExports["zend_unset_timeout"]; + _zend_fetch_class = Module["_zend_fetch_class"] = wasmExports["zend_fetch_class"]; + _zend_rebuild_symbol_table = Module["_zend_rebuild_symbol_table"] = wasmExports["zend_rebuild_symbol_table"]; + _zend_html_puts = Module["_zend_html_puts"] = wasmExports["zend_html_puts"]; + _zend_llist_init = Module["_zend_llist_init"] = wasmExports["zend_llist_init"]; + _zend_llist_add_element = Module["_zend_llist_add_element"] = wasmExports["zend_llist_add_element"]; + _zend_llist_prepend_element = Module["_zend_llist_prepend_element"] = wasmExports["zend_llist_prepend_element"]; + _zend_llist_destroy = Module["_zend_llist_destroy"] = wasmExports["zend_llist_destroy"]; + _zend_llist_remove_tail = Module["_zend_llist_remove_tail"] = wasmExports["zend_llist_remove_tail"]; + _zend_llist_count = Module["_zend_llist_count"] = wasmExports["zend_llist_count"]; + _zend_llist_get_first_ex = Module["_zend_llist_get_first_ex"] = wasmExports["zend_llist_get_first_ex"]; + _zend_llist_get_last_ex = Module["_zend_llist_get_last_ex"] = wasmExports["zend_llist_get_last_ex"]; + _zend_llist_get_next_ex = Module["_zend_llist_get_next_ex"] = wasmExports["zend_llist_get_next_ex"]; + _destroy_op_array = Module["_destroy_op_array"] = wasmExports["destroy_op_array"]; + _zend_destroy_static_vars = Module["_zend_destroy_static_vars"] = wasmExports["zend_destroy_static_vars"]; + __is_numeric_string_ex = Module["__is_numeric_string_ex"] = wasmExports["_is_numeric_string_ex"]; + _convert_to_long = Module["_convert_to_long"] = wasmExports["convert_to_long"]; + _zval_get_long_func = Module["_zval_get_long_func"] = wasmExports["zval_get_long_func"]; + _convert_to_double = Module["_convert_to_double"] = wasmExports["convert_to_double"]; + __convert_to_string = Module["__convert_to_string"] = wasmExports["_convert_to_string"]; + __try_convert_to_string = Module["__try_convert_to_string"] = wasmExports["_try_convert_to_string"]; + _zval_get_double_func = Module["_zval_get_double_func"] = wasmExports["zval_get_double_func"]; + _zval_get_string_func = Module["_zval_get_string_func"] = wasmExports["zval_get_string_func"]; + _zend_is_true = Module["_zend_is_true"] = wasmExports["zend_is_true"]; + _zend_binary_strcasecmp = Module["_zend_binary_strcasecmp"] = wasmExports["zend_binary_strcasecmp"]; + _numeric_compare_function = Module["_numeric_compare_function"] = wasmExports["numeric_compare_function"]; + _compare_function = Module["_compare_function"] = wasmExports["compare_function"]; + _instanceof_function_slow = Module["_instanceof_function_slow"] = wasmExports["instanceof_function_slow"]; + _zend_str_tolower = Module["_zend_str_tolower"] = wasmExports["zend_str_tolower"]; + _zend_memnstr_ex = Module["_zend_memnstr_ex"] = wasmExports["zend_memnstr_ex"]; + _rc_dtor_func = Module["_rc_dtor_func"] = wasmExports["rc_dtor_func"]; + _zval_ptr_dtor = Module["_zval_ptr_dtor"] = wasmExports["zval_ptr_dtor"]; + _zval_add_ref = Module["_zval_add_ref"] = wasmExports["zval_add_ref"]; + _zend_vspprintf = Module["_zend_vspprintf"] = wasmExports["zend_vspprintf"]; + _zend_spprintf = Module["_zend_spprintf"] = wasmExports["zend_spprintf"]; + _zend_strpprintf = Module["_zend_strpprintf"] = wasmExports["zend_strpprintf"]; + __zend_bailout = Module["__zend_bailout"] = wasmExports["_zend_bailout"]; + _zend_error = Module["_zend_error"] = wasmExports["zend_error"]; + _zend_error_noreturn = Module["_zend_error_noreturn"] = wasmExports["zend_error_noreturn"]; + _zend_throw_error = Module["_zend_throw_error"] = wasmExports["zend_throw_error"]; + _zend_argument_count_error = Module["_zend_argument_count_error"] = wasmExports["zend_argument_count_error"]; + _zend_value_error = Module["_zend_value_error"] = wasmExports["zend_value_error"]; + _zend_get_parameters_array_ex = Module["_zend_get_parameters_array_ex"] = wasmExports["zend_get_parameters_array_ex"]; + _zend_wrong_param_count = Module["_zend_wrong_param_count"] = wasmExports["zend_wrong_param_count"]; + _zend_zval_type_name = Module["_zend_zval_type_name"] = wasmExports["zend_zval_type_name"]; + _zend_wrong_parameters_none_error = Module["_zend_wrong_parameters_none_error"] = wasmExports["zend_wrong_parameters_none_error"]; + _zend_wrong_parameters_count_error = Module["_zend_wrong_parameters_count_error"] = wasmExports["zend_wrong_parameters_count_error"]; + _zend_wrong_parameter_error = Module["_zend_wrong_parameter_error"] = wasmExports["zend_wrong_parameter_error"]; + _zend_argument_type_error = Module["_zend_argument_type_error"] = wasmExports["zend_argument_type_error"]; + _zend_argument_value_error = Module["_zend_argument_value_error"] = wasmExports["zend_argument_value_error"]; + _zend_argument_error = Module["_zend_argument_error"] = wasmExports["zend_argument_error"]; + _zend_parse_arg_bool_slow = Module["_zend_parse_arg_bool_slow"] = wasmExports["zend_parse_arg_bool_slow"]; + _zend_parse_arg_long_slow = Module["_zend_parse_arg_long_slow"] = wasmExports["zend_parse_arg_long_slow"]; + _zend_parse_arg_double_slow = Module["_zend_parse_arg_double_slow"] = wasmExports["zend_parse_arg_double_slow"]; + _zend_parse_arg_str_slow = Module["_zend_parse_arg_str_slow"] = wasmExports["zend_parse_arg_str_slow"]; + _zend_parse_arg_str_or_long_slow = Module["_zend_parse_arg_str_or_long_slow"] = wasmExports["zend_parse_arg_str_or_long_slow"]; + _zend_release_fcall_info_cache = Module["_zend_release_fcall_info_cache"] = wasmExports["zend_release_fcall_info_cache"]; + _zend_parse_parameters = Module["_zend_parse_parameters"] = wasmExports["zend_parse_parameters"]; + _zend_parse_method_parameters = Module["_zend_parse_method_parameters"] = wasmExports["zend_parse_method_parameters"]; + _object_properties_init = Module["_object_properties_init"] = wasmExports["object_properties_init"]; + _object_init_ex = Module["_object_init_ex"] = wasmExports["object_init_ex"]; + _add_assoc_long_ex = Module["_add_assoc_long_ex"] = wasmExports["add_assoc_long_ex"]; + _add_assoc_null_ex = Module["_add_assoc_null_ex"] = wasmExports["add_assoc_null_ex"]; + _add_assoc_bool_ex = Module["_add_assoc_bool_ex"] = wasmExports["add_assoc_bool_ex"]; + _add_assoc_double_ex = Module["_add_assoc_double_ex"] = wasmExports["add_assoc_double_ex"]; + _add_assoc_str_ex = Module["_add_assoc_str_ex"] = wasmExports["add_assoc_str_ex"]; + _add_assoc_string_ex = Module["_add_assoc_string_ex"] = wasmExports["add_assoc_string_ex"]; + _add_assoc_stringl_ex = Module["_add_assoc_stringl_ex"] = wasmExports["add_assoc_stringl_ex"]; + _add_assoc_zval_ex = Module["_add_assoc_zval_ex"] = wasmExports["add_assoc_zval_ex"]; + _add_index_long = Module["_add_index_long"] = wasmExports["add_index_long"]; + _add_index_null = Module["_add_index_null"] = wasmExports["add_index_null"]; + _add_index_string = Module["_add_index_string"] = wasmExports["add_index_string"]; + _add_index_stringl = Module["_add_index_stringl"] = wasmExports["add_index_stringl"]; + _add_next_index_long = Module["_add_next_index_long"] = wasmExports["add_next_index_long"]; + _add_next_index_null = Module["_add_next_index_null"] = wasmExports["add_next_index_null"]; + _add_next_index_bool = Module["_add_next_index_bool"] = wasmExports["add_next_index_bool"]; + _add_next_index_double = Module["_add_next_index_double"] = wasmExports["add_next_index_double"]; + _add_next_index_str = Module["_add_next_index_str"] = wasmExports["add_next_index_str"]; + _add_next_index_string = Module["_add_next_index_string"] = wasmExports["add_next_index_string"]; + _add_next_index_stringl = Module["_add_next_index_stringl"] = wasmExports["add_next_index_stringl"]; + _zend_startup_module = Module["_zend_startup_module"] = wasmExports["zend_startup_module"]; + _zend_register_internal_class_ex = Module["_zend_register_internal_class_ex"] = wasmExports["zend_register_internal_class_ex"]; + _zend_class_implements = Module["_zend_class_implements"] = wasmExports["zend_class_implements"]; + _zend_register_internal_interface = Module["_zend_register_internal_interface"] = wasmExports["zend_register_internal_interface"]; + _zend_is_callable_ex = Module["_zend_is_callable_ex"] = wasmExports["zend_is_callable_ex"]; + _zend_is_callable = Module["_zend_is_callable"] = wasmExports["zend_is_callable"]; + _zend_fcall_info_init = Module["_zend_fcall_info_init"] = wasmExports["zend_fcall_info_init"]; + _zend_get_module_version = Module["_zend_get_module_version"] = wasmExports["zend_get_module_version"]; + _zend_declare_typed_property = Module["_zend_declare_typed_property"] = wasmExports["zend_declare_typed_property"]; + _zend_try_assign_typed_ref_bool = Module["_zend_try_assign_typed_ref_bool"] = wasmExports["zend_try_assign_typed_ref_bool"]; + _zend_try_assign_typed_ref_long = Module["_zend_try_assign_typed_ref_long"] = wasmExports["zend_try_assign_typed_ref_long"]; + _zend_try_assign_typed_ref_str = Module["_zend_try_assign_typed_ref_str"] = wasmExports["zend_try_assign_typed_ref_str"]; + _zend_try_assign_typed_ref_arr = Module["_zend_try_assign_typed_ref_arr"] = wasmExports["zend_try_assign_typed_ref_arr"]; + _zend_declare_property = Module["_zend_declare_property"] = wasmExports["zend_declare_property"]; + _zend_declare_class_constant_ex = Module["_zend_declare_class_constant_ex"] = wasmExports["zend_declare_class_constant_ex"]; + _zend_declare_class_constant_long = Module["_zend_declare_class_constant_long"] = wasmExports["zend_declare_class_constant_long"]; + _zend_declare_class_constant_bool = Module["_zend_declare_class_constant_bool"] = wasmExports["zend_declare_class_constant_bool"]; + _zend_update_property = Module["_zend_update_property"] = wasmExports["zend_update_property"]; + _zend_read_property_ex = Module["_zend_read_property_ex"] = wasmExports["zend_read_property_ex"]; + _zend_read_property = Module["_zend_read_property"] = wasmExports["zend_read_property"]; + _zend_replace_error_handling = Module["_zend_replace_error_handling"] = wasmExports["zend_replace_error_handling"]; + _zend_restore_error_handling = Module["_zend_restore_error_handling"] = wasmExports["zend_restore_error_handling"]; + _zend_is_iterable = Module["_zend_is_iterable"] = wasmExports["zend_is_iterable"]; + _zend_get_resource_handle = Module["_zend_get_resource_handle"] = wasmExports["zend_get_resource_handle"]; + _zend_hash_str_find = Module["_zend_hash_str_find"] = wasmExports["zend_hash_str_find"]; + __zend_hash_init = Module["__zend_hash_init"] = wasmExports["_zend_hash_init"]; + __zend_new_array_0 = Module["__zend_new_array_0"] = wasmExports["_zend_new_array_0"]; + __zend_new_array = Module["__zend_new_array"] = wasmExports["_zend_new_array"]; + _zend_array_count = Module["_zend_array_count"] = wasmExports["zend_array_count"]; + _zend_array_dup = Module["_zend_array_dup"] = wasmExports["zend_array_dup"]; + _zend_hash_add = Module["_zend_hash_add"] = wasmExports["zend_hash_add"]; + _zend_hash_update = Module["_zend_hash_update"] = wasmExports["zend_hash_update"]; + _zend_hash_str_update = Module["_zend_hash_str_update"] = wasmExports["zend_hash_str_update"]; + _zend_hash_index_add_empty_element = Module["_zend_hash_index_add_empty_element"] = wasmExports["zend_hash_index_add_empty_element"]; + _zend_hash_add_empty_element = Module["_zend_hash_add_empty_element"] = wasmExports["zend_hash_add_empty_element"]; + _zend_hash_str_add_empty_element = Module["_zend_hash_str_add_empty_element"] = wasmExports["zend_hash_str_add_empty_element"]; + _zend_hash_next_index_insert = Module["_zend_hash_next_index_insert"] = wasmExports["zend_hash_next_index_insert"]; + _zend_hash_next_index_insert_new = Module["_zend_hash_next_index_insert_new"] = wasmExports["zend_hash_next_index_insert_new"]; + _zend_hash_index_update = Module["_zend_hash_index_update"] = wasmExports["zend_hash_index_update"]; + _zend_hash_del = Module["_zend_hash_del"] = wasmExports["zend_hash_del"]; + _zend_hash_str_del = Module["_zend_hash_str_del"] = wasmExports["zend_hash_str_del"]; + _zend_hash_index_del = Module["_zend_hash_index_del"] = wasmExports["zend_hash_index_del"]; + _zend_hash_destroy = Module["_zend_hash_destroy"] = wasmExports["zend_hash_destroy"]; + _zend_array_destroy = Module["_zend_array_destroy"] = wasmExports["zend_array_destroy"]; + _zend_hash_clean = Module["_zend_hash_clean"] = wasmExports["zend_hash_clean"]; + _zend_hash_apply = Module["_zend_hash_apply"] = wasmExports["zend_hash_apply"]; + _zend_hash_apply_with_arguments = Module["_zend_hash_apply_with_arguments"] = wasmExports["zend_hash_apply_with_arguments"]; + _zend_hash_copy = Module["_zend_hash_copy"] = wasmExports["zend_hash_copy"]; + _zend_array_to_list = Module["_zend_array_to_list"] = wasmExports["zend_array_to_list"]; + _zend_hash_find = Module["_zend_hash_find"] = wasmExports["zend_hash_find"]; + _zend_hash_index_find = Module["_zend_hash_index_find"] = wasmExports["zend_hash_index_find"]; + _zend_hash_internal_pointer_reset_ex = Module["_zend_hash_internal_pointer_reset_ex"] = wasmExports["zend_hash_internal_pointer_reset_ex"]; + _zend_hash_move_forward_ex = Module["_zend_hash_move_forward_ex"] = wasmExports["zend_hash_move_forward_ex"]; + _zend_hash_get_current_key_ex = Module["_zend_hash_get_current_key_ex"] = wasmExports["zend_hash_get_current_key_ex"]; + _zend_hash_get_current_key_zval_ex = Module["_zend_hash_get_current_key_zval_ex"] = wasmExports["zend_hash_get_current_key_zval_ex"]; + _zend_hash_get_current_key_type_ex = Module["_zend_hash_get_current_key_type_ex"] = wasmExports["zend_hash_get_current_key_type_ex"]; + _zend_hash_get_current_data_ex = Module["_zend_hash_get_current_data_ex"] = wasmExports["zend_hash_get_current_data_ex"]; + _zend_hash_sort_ex = Module["_zend_hash_sort_ex"] = wasmExports["zend_hash_sort_ex"]; + __zend_handle_numeric_str_ex = Module["__zend_handle_numeric_str_ex"] = wasmExports["_zend_handle_numeric_str_ex"]; + _zend_register_list_destructors_ex = Module["_zend_register_list_destructors_ex"] = wasmExports["zend_register_list_destructors_ex"]; + _zend_rsrc_list_get_rsrc_type = Module["_zend_rsrc_list_get_rsrc_type"] = wasmExports["zend_rsrc_list_get_rsrc_type"]; + _zend_register_persistent_resource = Module["_zend_register_persistent_resource"] = wasmExports["zend_register_persistent_resource"]; + _zend_get_parameter_attribute_str = Module["_zend_get_parameter_attribute_str"] = wasmExports["zend_get_parameter_attribute_str"]; + _zend_add_attribute = Module["_zend_add_attribute"] = wasmExports["zend_add_attribute"]; + _zend_execute = Module["_zend_execute"] = wasmExports["zend_execute"]; + _zend_set_user_opcode_handler = Module["_zend_set_user_opcode_handler"] = wasmExports["zend_set_user_opcode_handler"]; + _zend_get_user_opcode_handler = Module["_zend_get_user_opcode_handler"] = wasmExports["zend_get_user_opcode_handler"]; + _zend_get_zval_ptr = Module["_zend_get_zval_ptr"] = wasmExports["zend_get_zval_ptr"]; + _zend_register_ini_entries_ex = Module["_zend_register_ini_entries_ex"] = wasmExports["zend_register_ini_entries_ex"]; + _zend_unregister_ini_entries_ex = Module["_zend_unregister_ini_entries_ex"] = wasmExports["zend_unregister_ini_entries_ex"]; + _zend_alter_ini_entry = Module["_zend_alter_ini_entry"] = wasmExports["zend_alter_ini_entry"]; + _zend_ini_long = Module["_zend_ini_long"] = wasmExports["zend_ini_long"]; + _zend_ini_string_ex = Module["_zend_ini_string_ex"] = wasmExports["zend_ini_string_ex"]; + _zend_ini_string = Module["_zend_ini_string"] = wasmExports["zend_ini_string"]; + _zend_ini_boolean_displayer_cb = Module["_zend_ini_boolean_displayer_cb"] = wasmExports["zend_ini_boolean_displayer_cb"]; + _display_link_numbers = Module["_display_link_numbers"] = wasmExports["display_link_numbers"]; + _OnUpdateBool = Module["_OnUpdateBool"] = wasmExports["OnUpdateBool"]; + _OnUpdateLong = Module["_OnUpdateLong"] = wasmExports["OnUpdateLong"]; + _OnUpdateLongGEZero = Module["_OnUpdateLongGEZero"] = wasmExports["OnUpdateLongGEZero"]; + _OnUpdateReal = Module["_OnUpdateReal"] = wasmExports["OnUpdateReal"]; + _OnUpdateString = Module["_OnUpdateString"] = wasmExports["OnUpdateString"]; + _OnUpdateStringUnempty = Module["_OnUpdateStringUnempty"] = wasmExports["OnUpdateStringUnempty"]; + _zend_sort = Module["_zend_sort"] = wasmExports["zend_sort"]; + _zend_iterator_init = Module["_zend_iterator_init"] = wasmExports["zend_iterator_init"]; + _zend_call_method = Module["_zend_call_method"] = wasmExports["zend_call_method"]; + _zend_create_internal_iterator_zval = Module["_zend_create_internal_iterator_zval"] = wasmExports["zend_create_internal_iterator_zval"]; + _zend_get_exception_base = Module["_zend_get_exception_base"] = wasmExports["zend_get_exception_base"]; + _zend_is_unwind_exit = Module["_zend_is_unwind_exit"] = wasmExports["zend_is_unwind_exit"]; + _zend_is_graceful_exit = Module["_zend_is_graceful_exit"] = wasmExports["zend_is_graceful_exit"]; + _zend_clear_exception = Module["_zend_clear_exception"] = wasmExports["zend_clear_exception"]; + _zend_throw_exception = Module["_zend_throw_exception"] = wasmExports["zend_throw_exception"]; + _zend_throw_exception_ex = Module["_zend_throw_exception_ex"] = wasmExports["zend_throw_exception_ex"]; + _zend_throw_error_exception = Module["_zend_throw_error_exception"] = wasmExports["zend_throw_error_exception"]; + _zend_throw_exception_object = Module["_zend_throw_exception_object"] = wasmExports["zend_throw_exception_object"]; + _zend_strtod = Module["_zend_strtod"] = wasmExports["zend_strtod"]; + _zend_freedtoa = Module["_zend_freedtoa"] = wasmExports["zend_freedtoa"]; + _zend_dtoa = Module["_zend_dtoa"] = wasmExports["zend_dtoa"]; + _gc_enabled = Module["_gc_enabled"] = wasmExports["gc_enabled"]; + _gc_possible_root = Module["_gc_possible_root"] = wasmExports["gc_possible_root"]; + _zend_gc_get_status = Module["_zend_gc_get_status"] = wasmExports["zend_gc_get_status"]; + _zend_get_gc_buffer_create = Module["_zend_get_gc_buffer_create"] = wasmExports["zend_get_gc_buffer_create"]; + _zend_get_gc_buffer_grow = Module["_zend_get_gc_buffer_grow"] = wasmExports["zend_get_gc_buffer_grow"]; + _zend_get_closure_method_def = Module["_zend_get_closure_method_def"] = wasmExports["zend_get_closure_method_def"]; + _virtual_file_ex = Module["_virtual_file_ex"] = wasmExports["virtual_file_ex"]; + _tsrm_realpath = Module["_tsrm_realpath"] = wasmExports["tsrm_realpath"]; + _zend_object_std_init = Module["_zend_object_std_init"] = wasmExports["zend_object_std_init"]; + _zend_object_std_dtor = Module["_zend_object_std_dtor"] = wasmExports["zend_object_std_dtor"]; + _zend_objects_new = Module["_zend_objects_new"] = wasmExports["zend_objects_new"]; + _zend_objects_clone_members = Module["_zend_objects_clone_members"] = wasmExports["zend_objects_clone_members"]; + _zend_std_get_properties = Module["_zend_std_get_properties"] = wasmExports["zend_std_get_properties"]; + _zend_get_property_info = Module["_zend_get_property_info"] = wasmExports["zend_get_property_info"]; + _zend_std_read_property = Module["_zend_std_read_property"] = wasmExports["zend_std_read_property"]; + _zend_std_write_property = Module["_zend_std_write_property"] = wasmExports["zend_std_write_property"]; + _zend_class_init_statics = Module["_zend_class_init_statics"] = wasmExports["zend_class_init_statics"]; + _zend_std_compare_objects = Module["_zend_std_compare_objects"] = wasmExports["zend_std_compare_objects"]; + _zend_std_has_property = Module["_zend_std_has_property"] = wasmExports["zend_std_has_property"]; + _zend_get_properties_for = Module["_zend_get_properties_for"] = wasmExports["zend_get_properties_for"]; + _zend_objects_store_mark_destructed = Module["_zend_objects_store_mark_destructed"] = wasmExports["zend_objects_store_mark_destructed"]; + _zend_objects_store_del = Module["_zend_objects_store_del"] = wasmExports["zend_objects_store_del"]; + _zend_do_implement_interface = Module["_zend_do_implement_interface"] = wasmExports["zend_do_implement_interface"]; + _smart_str_erealloc = Module["_smart_str_erealloc"] = wasmExports["smart_str_erealloc"]; + __smart_string_alloc = Module["__smart_string_alloc"] = wasmExports["_smart_string_alloc"]; + _zend_observer_fcall_register = Module["_zend_observer_fcall_register"] = wasmExports["zend_observer_fcall_register"]; + _zend_observer_fiber_switch_register = Module["_zend_observer_fiber_switch_register"] = wasmExports["zend_observer_fiber_switch_register"]; + _strtoll = Module["_strtoll"] = wasmExports["strtoll"]; + _strlen = Module["_strlen"] = wasmExports["strlen"]; + _munmap = Module["_munmap"] = wasmExports["munmap"]; + _fiprintf = Module["_fiprintf"] = wasmExports["fiprintf"]; + _abort = Module["_abort"] = wasmExports["abort"]; + _free = Module["_free"] = wasmExports["free"]; + _memcmp = Module["_memcmp"] = wasmExports["memcmp"]; + _malloc = PHPLoader['malloc'] = Module['_malloc'] = wasmExports["malloc"]; + _snprintf = Module["_snprintf"] = wasmExports["snprintf"]; + _strchr = Module["_strchr"] = wasmExports["strchr"]; + _mmap = Module["_mmap"] = wasmExports["mmap"]; + ___errno_location = Module["___errno_location"] = wasmExports["__errno_location"]; + _strerror = Module["_strerror"] = wasmExports["strerror"]; + _dlopen = Module["_dlopen"] = wasmExports["dlopen"]; + _dlsym = Module["_dlsym"] = wasmExports["dlsym"]; + _dlclose = Module["_dlclose"] = wasmExports["dlclose"]; + _strcmp = Module["_strcmp"] = wasmExports["strcmp"]; + _getenv = Module["_getenv"] = wasmExports["getenv"]; + ___wasm_setjmp = Module["___wasm_setjmp"] = wasmExports["__wasm_setjmp"]; + ___wasm_setjmp_test = Module["___wasm_setjmp_test"] = wasmExports["__wasm_setjmp_test"]; + ___wasm_longjmp = Module["___wasm_longjmp"] = wasmExports["__wasm_longjmp"]; + _atoi = Module["_atoi"] = wasmExports["atoi"]; + _strtoull = Module["_strtoull"] = wasmExports["strtoull"]; + _clock_gettime = Module["_clock_gettime"] = wasmExports["clock_gettime"]; + _strrchr = Module["_strrchr"] = wasmExports["strrchr"]; + _realloc = Module["_realloc"] = wasmExports["realloc"]; + _strcasecmp = Module["_strcasecmp"] = wasmExports["strcasecmp"]; + _memchr = Module["_memchr"] = wasmExports["memchr"]; + _isalnum = Module["_isalnum"] = wasmExports["isalnum"]; + _strncmp = Module["_strncmp"] = wasmExports["strncmp"]; + _iscntrl = Module["_iscntrl"] = wasmExports["iscntrl"]; + _isxdigit = Module["_isxdigit"] = wasmExports["isxdigit"]; + _tolower = Module["_tolower"] = wasmExports["tolower"]; + _strtok_r = Module["_strtok_r"] = wasmExports["strtok_r"]; + _unlink = Module["_unlink"] = wasmExports["unlink"]; + _strncasecmp = Module["_strncasecmp"] = wasmExports["strncasecmp"]; + _fileno = Module["_fileno"] = wasmExports["fileno"]; + _isatty = Module["_isatty"] = wasmExports["isatty"]; + _fread = Module["_fread"] = wasmExports["fread"]; + _fclose = Module["_fclose"] = wasmExports["fclose"]; + _strtoul = Module["_strtoul"] = wasmExports["strtoul"]; + _strstr = Module["_strstr"] = wasmExports["strstr"]; + _strpbrk = Module["_strpbrk"] = wasmExports["strpbrk"]; + _strdup = Module["_strdup"] = wasmExports["strdup"]; + _write = Module["_write"] = wasmExports["write"]; + _close = Module["_close"] = wasmExports["close"]; + _fseek = Module["_fseek"] = wasmExports["fseek"]; + _fwrite = Module["_fwrite"] = wasmExports["fwrite"]; + _gettimeofday = Module["_gettimeofday"] = wasmExports["gettimeofday"]; + _time = Module["_time"] = wasmExports["time"]; + _toupper = Module["_toupper"] = wasmExports["toupper"]; + _iprintf = Module["_iprintf"] = wasmExports["iprintf"]; + _puts = Module["_puts"] = wasmExports["puts"]; + _putchar = Module["_putchar"] = wasmExports["putchar"]; + _stat = Module["_stat"] = wasmExports["stat"]; + _fopen = Module["_fopen"] = wasmExports["fopen"]; + _getcwd = Module["_getcwd"] = wasmExports["getcwd"]; + _open = Module["_open"] = wasmExports["open"]; + _rename = Module["_rename"] = wasmExports["rename"]; + _mkdir = Module["_mkdir"] = wasmExports["mkdir"]; + _rmdir = Module["_rmdir"] = wasmExports["rmdir"]; + _opendir = Module["_opendir"] = wasmExports["opendir"]; + _strncpy = Module["_strncpy"] = wasmExports["strncpy"]; + _siprintf = Module["_siprintf"] = wasmExports["siprintf"]; + _localtime_r = Module["_localtime_r"] = wasmExports["localtime_r"]; + _strtol = Module["_strtol"] = wasmExports["strtol"]; + _pow = Module["_pow"] = wasmExports["pow"]; + _strtod = Module["_strtod"] = wasmExports["strtod"]; + _strftime = Module["_strftime"] = wasmExports["strftime"]; + _sin = Module["_sin"] = wasmExports["sin"]; + _cos = Module["_cos"] = wasmExports["cos"]; + _atan2 = Module["_atan2"] = wasmExports["atan2"]; + _acos = Module["_acos"] = wasmExports["acos"]; + _ispunct = Module["_ispunct"] = wasmExports["ispunct"]; + _setlocale = Module["_setlocale"] = wasmExports["setlocale"]; + _read = Module["_read"] = wasmExports["read"]; + _tan = Module["_tan"] = wasmExports["tan"]; + _asin = Module["_asin"] = wasmExports["asin"]; + _atan = Module["_atan"] = wasmExports["atan"]; + _log = Module["_log"] = wasmExports["log"]; + _log2 = Module["_log2"] = wasmExports["log2"]; + _fmod = Module["_fmod"] = wasmExports["fmod"]; + _wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"]; + _socket = Module["_socket"] = wasmExports["socket"]; + _gai_strerror = Module["_gai_strerror"] = wasmExports["gai_strerror"]; + _freeaddrinfo = Module["_freeaddrinfo"] = wasmExports["freeaddrinfo"]; + _fcntl = Module["_fcntl"] = wasmExports["fcntl"]; + _connect = Module["_connect"] = wasmExports["connect"]; + _strerror_r = Module["_strerror_r"] = wasmExports["strerror_r"]; + _php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"]; + _getsockopt = Module["_getsockopt"] = wasmExports["getsockopt"]; + _htons = Module["_htons"] = wasmExports["htons"]; + _ntohs = Module["_ntohs"] = wasmExports["ntohs"]; + _getpeername = Module["_getpeername"] = wasmExports["getpeername"]; + _getsockname = Module["_getsockname"] = wasmExports["getsockname"]; + _htonl = Module["_htonl"] = wasmExports["htonl"]; + _send = Module["_send"] = wasmExports["send"]; + _shutdown = Module["_shutdown"] = wasmExports["shutdown"]; + _strcpy = Module["_strcpy"] = wasmExports["strcpy"]; + _strcat = Module["_strcat"] = wasmExports["strcat"]; + _tzset = Module["_tzset"] = wasmExports["tzset"]; + _ntohl = Module["_ntohl"] = wasmExports["ntohl"]; + _wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"]; + _fputs = Module["_fputs"] = wasmExports["fputs"]; + _atoll = Module["_atoll"] = wasmExports["atoll"]; + _isdigit = Module["_isdigit"] = wasmExports["isdigit"]; + _isgraph = Module["_isgraph"] = wasmExports["isgraph"]; + _isspace = Module["_isspace"] = wasmExports["isspace"]; + _fflush = Module["_fflush"] = wasmExports["fflush"]; + _expf = Module["_expf"] = wasmExports["expf"]; + _lseek = Module["_lseek"] = wasmExports["lseek"]; + _fputc = Module["_fputc"] = wasmExports["fputc"]; + ___small_fprintf = Module["___small_fprintf"] = wasmExports["__small_fprintf"]; + _qsort = Module["_qsort"] = wasmExports["qsort"]; + _calloc = Module["_calloc"] = wasmExports["calloc"]; + _vfprintf = Module["_vfprintf"] = wasmExports["vfprintf"]; + _flock = Module["_flock"] = wasmExports["flock"]; + _writev = Module["_writev"] = wasmExports["writev"]; + _fgets = Module["_fgets"] = wasmExports["fgets"]; + _initgroups = Module["_initgroups"] = wasmExports["initgroups"]; + _atol = Module["_atol"] = wasmExports["atol"]; + _closedir = Module["_closedir"] = wasmExports["closedir"]; + _readdir = Module["_readdir"] = wasmExports["readdir"]; + _posix_memalign = Module["_posix_memalign"] = wasmExports["posix_memalign"]; + _ftell = Module["_ftell"] = wasmExports["ftell"]; + _wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"]; + _feof = Module["_feof"] = wasmExports["feof"]; + _strncat = Module["_strncat"] = wasmExports["strncat"]; + ___ctype_get_mb_cur_max = Module["___ctype_get_mb_cur_max"] = wasmExports["__ctype_get_mb_cur_max"]; + ___wrap_usleep = Module["___wrap_usleep"] = wasmExports["__wrap_usleep"]; + _wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"]; + _wasm_pclose = Module["_wasm_pclose"] = wasmExports["wasm_pclose"]; + _poll = Module["_poll"] = wasmExports["poll"]; + ___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"]; + _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"]; + _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"]; + _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"]; + _run_cli = Module["_run_cli"] = wasmExports["run_cli"]; + _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"]; + _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"]; + _wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"]; + _wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"]; + _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"]; + _wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"]; + _wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"]; + _wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"]; + _wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"]; + _wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"]; + _wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"]; + _wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"]; + _wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"]; + _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"]; + _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"]; + _php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"]; + _wasm_free = PHPLoader['free'] = Module['_wasm_free'] = wasmExports["wasm_free"]; + _wasm_get_end_offset = Module["_wasm_get_end_offset"] = wasmExports["wasm_get_end_offset"]; + ___wrap_getpid = Module["___wrap_getpid"] = wasmExports["__wrap_getpid"]; + _wasm_trace = Module["_wasm_trace"] = wasmExports["wasm_trace"]; + _getentropy = Module["_getentropy"] = wasmExports["getentropy"]; + _pthread_cond_signal = Module["_pthread_cond_signal"] = wasmExports["pthread_cond_signal"]; + _pthread_cond_wait = Module["_pthread_cond_wait"] = wasmExports["pthread_cond_wait"]; + _pthread_condattr_destroy = Module["_pthread_condattr_destroy"] = wasmExports["pthread_condattr_destroy"]; + _pthread_condattr_init = Module["_pthread_condattr_init"] = wasmExports["pthread_condattr_init"]; + _pthread_condattr_setclock = Module["_pthread_condattr_setclock"] = wasmExports["pthread_condattr_setclock"]; + _pthread_mutex_trylock = Module["_pthread_mutex_trylock"] = wasmExports["pthread_mutex_trylock"]; + _pthread_mutexattr_destroy = Module["_pthread_mutexattr_destroy"] = wasmExports["pthread_mutexattr_destroy"]; + _pthread_mutexattr_init = Module["_pthread_mutexattr_init"] = wasmExports["pthread_mutexattr_init"]; + _pthread_mutexattr_settype = Module["_pthread_mutexattr_settype"] = wasmExports["pthread_mutexattr_settype"]; + _sched_yield = Module["_sched_yield"] = wasmExports["sched_yield"]; + _srandom = Module["_srandom"] = wasmExports["srandom"]; + _random = Module["_random"] = wasmExports["random"]; + _vsnprintf = Module["_vsnprintf"] = wasmExports["vsnprintf"]; + _sqlite3_auto_extension = Module["_sqlite3_auto_extension"] = wasmExports["sqlite3_auto_extension"]; + _sqlite3_cancel_auto_extension = Module["_sqlite3_cancel_auto_extension"] = wasmExports["sqlite3_cancel_auto_extension"]; + _pthread_mutex_init = Module["_pthread_mutex_init"] = wasmExports["pthread_mutex_init"]; + _pthread_mutex_destroy = Module["_pthread_mutex_destroy"] = wasmExports["pthread_mutex_destroy"]; + _pthread_mutex_lock = Module["_pthread_mutex_lock"] = wasmExports["pthread_mutex_lock"]; + _pthread_mutex_unlock = Module["_pthread_mutex_unlock"] = wasmExports["pthread_mutex_unlock"]; + _srand = Module["_srand"] = wasmExports["srand"]; + _rand = Module["_rand"] = wasmExports["rand"]; + _rewind = Module["_rewind"] = wasmExports["rewind"]; + _modf = Module["_modf"] = wasmExports["modf"]; + _atof = Module["_atof"] = wasmExports["atof"]; + _gmtime = Module["_gmtime"] = wasmExports["gmtime"]; + _round = Module["_round"] = wasmExports["round"]; + _pthread_cond_init = Module["_pthread_cond_init"] = wasmExports["pthread_cond_init"]; + _pthread_cond_destroy = Module["_pthread_cond_destroy"] = wasmExports["pthread_cond_destroy"]; + _pthread_cond_broadcast = Module["_pthread_cond_broadcast"] = wasmExports["pthread_cond_broadcast"]; + ___extenddftf2 = Module["___extenddftf2"] = wasmExports["__extenddftf2"]; + ___letf2 = Module["___letf2"] = wasmExports["__letf2"]; + ___floatunditf = Module["___floatunditf"] = wasmExports["__floatunditf"]; + _div = Module["_div"] = wasmExports["div"]; + ___funcs_on_exit = wasmExports["__funcs_on_exit"]; + ___cxa_atexit = Module["___cxa_atexit"] = wasmExports["__cxa_atexit"]; + ___dl_seterr = wasmExports["__dl_seterr"]; + __emscripten_find_dylib = wasmExports["_emscripten_find_dylib"]; + _freopen = Module["_freopen"] = wasmExports["freopen"]; + _pthread_cond_timedwait = Module["_pthread_cond_timedwait"] = wasmExports["pthread_cond_timedwait"]; + _mbstowcs = Module["_mbstowcs"] = wasmExports["mbstowcs"]; + _emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"]; + __emscripten_timeout = wasmExports["_emscripten_timeout"]; + _strtok = Module["_strtok"] = wasmExports["strtok"]; + _tanhf = Module["_tanhf"] = wasmExports["tanhf"]; + _wcstombs = Module["_wcstombs"] = wasmExports["wcstombs"]; + _emscripten_get_sbrk_ptr = wasmExports["emscripten_get_sbrk_ptr"]; + ___trap = wasmExports["__trap"]; + __emscripten_stack_restore = wasmExports["_emscripten_stack_restore"]; + __emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"]; + _emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"]; + __ZNSt3__211__call_onceERVmPvPFvS2_E = Module["__ZNSt3__211__call_onceERVmPvPFvS2_E"] = wasmExports["_ZNSt3__211__call_onceERVmPvPFvS2_E"]; + __ZNSt3__218condition_variable10notify_allEv = Module["__ZNSt3__218condition_variable10notify_allEv"] = wasmExports["_ZNSt3__218condition_variable10notify_allEv"]; + __ZNSt3__25mutex4lockEv = Module["__ZNSt3__25mutex4lockEv"] = wasmExports["_ZNSt3__25mutex4lockEv"]; + __ZNSt3__25mutex6unlockEv = Module["__ZNSt3__25mutex6unlockEv"] = wasmExports["_ZNSt3__25mutex6unlockEv"]; + ___cxa_bad_typeid = Module["___cxa_bad_typeid"] = wasmExports["__cxa_bad_typeid"]; + ___cxa_allocate_exception = Module["___cxa_allocate_exception"] = wasmExports["__cxa_allocate_exception"]; + ___cxa_throw = Module["___cxa_throw"] = wasmExports["__cxa_throw"]; + ___cxa_pure_virtual = Module["___cxa_pure_virtual"] = wasmExports["__cxa_pure_virtual"]; + ___dynamic_cast = Module["___dynamic_cast"] = wasmExports["__dynamic_cast"]; + __ZNSt20bad_array_new_lengthD1Ev = Module["__ZNSt20bad_array_new_lengthD1Ev"] = wasmExports["_ZNSt20bad_array_new_lengthD1Ev"]; + __ZNSt12length_errorD1Ev = Module["__ZNSt12length_errorD1Ev"] = wasmExports["_ZNSt12length_errorD1Ev"]; + _sendmsg = Module["_sendmsg"] = wasmExports["sendmsg"]; + memory = wasmMemory = wasmExports["memory"]; + ___stack_pointer = Module["___stack_pointer"] = wasmExports["__stack_pointer"]; + __indirect_function_table = wasmTable = wasmExports["__indirect_function_table"]; + ___c_longjmp = Module["___c_longjmp"] = wasmExports["__c_longjmp"]; +} + +var _spl_ce_RuntimeException = Module["_spl_ce_RuntimeException"] = 13815772; + +var _file_globals = Module["_file_globals"] = 13826808; + +var _core_globals = Module["_core_globals"] = 13826336; + +var _php_ini_opened_path = Module["_php_ini_opened_path"] = 13719296; + +var _php_ini_scanned_path = Module["_php_ini_scanned_path"] = 13719300; + +var _php_ini_scanned_files = Module["_php_ini_scanned_files"] = 13719304; + +var _sapi_module = Module["_sapi_module"] = 13800488; + +var _sapi_globals = Module["_sapi_globals"] = 13800632; + +var _compiler_globals = Module["_compiler_globals"] = 13829632; + +var _executor_globals = Module["_executor_globals"] = 13830016; + +var _zend_compile_file = Module["_zend_compile_file"] = 13831320; + +var _zend_compile_string = Module["_zend_compile_string"] = 13831324; + +var _zend_execute_ex = Module["_zend_execute_ex"] = 13829520; + +var _zend_execute_internal = Module["_zend_execute_internal"] = 13829524; + +var _empty_fcall_info = Module["_empty_fcall_info"] = 10340184; + +var _empty_fcall_info_cache = Module["_empty_fcall_info_cache"] = 10340232; + +var _zend_write = Module["_zend_write"] = 13829556; + +var _zend_error_cb = Module["_zend_error_cb"] = 13829560; + +var _zend_post_startup_cb = Module["_zend_post_startup_cb"] = 13829540; + +var _module_registry = Module["_module_registry"] = 13828392; + +var _zend_extensions = Module["_zend_extensions"] = 13827160; + +var _zend_empty_array = Module["_zend_empty_array"] = 13211400; + +var _zend_pass_function = Module["_zend_pass_function"] = 13196488; + +var _zend_ce_traversable = Module["_zend_ce_traversable"] = 13714172; + +var _zend_ce_aggregate = Module["_zend_ce_aggregate"] = 13714176; + +var _zend_ce_iterator = Module["_zend_ce_iterator"] = 13714180; + +var _zend_ce_serializable = Module["_zend_ce_serializable"] = 13714184; + +var _zend_ce_arrayaccess = Module["_zend_ce_arrayaccess"] = 13714188; + +var _zend_ce_countable = Module["_zend_ce_countable"] = 13714192; + +var _zend_ce_stringable = Module["_zend_ce_stringable"] = 13714196; + +var _zend_ce_exception = Module["_zend_ce_exception"] = 13827536; + +var _zend_ce_error = Module["_zend_ce_error"] = 13827652; + +var _zend_throw_exception_hook = Module["_zend_throw_exception_hook"] = 13827528; + +var _zend_ce_throwable = Module["_zend_ce_throwable"] = 13827532; + +var _zend_ce_division_by_zero_error = Module["_zend_ce_division_by_zero_error"] = 13827664; + +var _zend_ce_unhandled_match_error = Module["_zend_ce_unhandled_match_error"] = 13827668; + +var _gc_collect_cycles = Module["_gc_collect_cycles"] = 13714584; + +var _zend_ce_closure = Module["_zend_ce_closure"] = 13820988; + +var _zend_empty_string = Module["_zend_empty_string"] = 13712640; + +var _zend_known_strings = Module["_zend_known_strings"] = 13712644; + +var _zend_string_init_interned = Module["_zend_string_init_interned"] = 13712708; + +var _zend_one_char_string = Module["_zend_one_char_string"] = 13712720; + +var _std_object_handlers = Module["_std_object_handlers"] = 13210816; + +var _zend_ce_unit_enum = Module["_zend_ce_unit_enum"] = 13714588; + +var _zend_ce_backed_enum = Module["_zend_ce_backed_enum"] = 13714592; + +var ___memory_base = Module["___memory_base"] = 0; + +var ___table_base = Module["___table_base"] = 1; + +var _stderr = Module["_stderr"] = 13705520; + +var _stdin = Module["_stdin"] = 13705672; + +var _stdout = Module["_stdout"] = 13705824; + +var __playground_zend_side_module_data_exports = Module["__playground_zend_side_module_data_exports"] = 13212160; + +var __playground_zend_side_module_function_exports = Module["__playground_zend_side_module_function_exports"] = 13212256; + +var _z_errmsg = Module["_z_errmsg"] = 13213248; + +var _timezone = Module["_timezone"] = 14166608; + +var _tzname = Module["_tzname"] = 14166616; + +var ___heap_base = 15228880; + +var __ZNSt3__25ctypeIcE2idE = Module["__ZNSt3__25ctypeIcE2idE"] = 14180284; + +var __ZSt7nothrow = Module["__ZSt7nothrow"] = 12789226; + +var __ZTVN10__cxxabiv120__si_class_type_infoE = Module["__ZTVN10__cxxabiv120__si_class_type_infoE"] = 13706112; + +var __ZTVN10__cxxabiv117__class_type_infoE = Module["__ZTVN10__cxxabiv117__class_type_infoE"] = 13706072; + +var __ZTVN10__cxxabiv121__vmi_class_type_infoE = Module["__ZTVN10__cxxabiv121__vmi_class_type_infoE"] = 13706164; + +var __ZTISt20bad_array_new_length = Module["__ZTISt20bad_array_new_length"] = 13706284; + +var __ZTVSt12length_error = Module["__ZTVSt12length_error"] = 13706360; + +var __ZTISt12length_error = Module["__ZTISt12length_error"] = 13706380; + +var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendmsg: ___syscall_sendmsg, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _dlopen_js: __dlopen_js, + /** @export */ _dlsym_js: __dlsym_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, + /** @export */ _emscripten_system: __emscripten_system, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_pread: _fd_pread, + /** @export */ fd_pwrite: _fd_pwrite, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getcontext: _getcontext, + /** @export */ getdtablesize: _getdtablesize, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_fd_read, + /** @export */ js_flock: _js_flock, + /** @export */ js_getpid: _js_getpid, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_popen_clear_pid_for_fd: _js_popen_clear_pid_for_fd, + /** @export */ js_popen_get_pid_for_fd: _js_popen_get_pid_for_fd, + /** @export */ js_popen_set_pid_for_fd: _js_popen_set_pid_for_fd, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_release_file_locks: _js_release_file_locks, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ js_wasm_trace: _js_wasm_trace, + /** @export */ makecontext: _makecontext, + /** @export */ proc_exit: _proc_exit, + /** @export */ random_get: _random_get, + /** @export */ strptime: _strptime, + /** @export */ swapcontext: _swapcontext, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_recv: _wasm_recv, + /** @export */ wasm_shutdown: _wasm_shutdown +}; + +// include: postamble.js +// === Auto-generated postamble setup entry stuff === +async function callMain(args = []) { + var entryFunction = resolveGlobalSymbol("main").sym; + // Main modules can't tell if they have main() at compile time, since it may + // arrive from a dynamic library. + if (!entryFunction) return; + args.unshift(thisProgram); + var argc = args.length; + var argv = stackAlloc((argc + 1) * 4); + var argv_ptr = argv; + for (var arg of args) { + HEAPU32[((argv_ptr) >> 2)] = stringToUTF8OnStack(arg); + argv_ptr += 4; + } + HEAPU32[((argv_ptr) >> 2)] = 0; + try { + var ret = entryFunction(argc, argv); + // The current spec of JSPI returns a promise only if the function suspends + // and a plain value otherwise. This will likely change: + // https://github.com/WebAssembly/js-promise-integration/issues/11 + ret = await ret; + // if we're not running an evented main loop, it's time to exit + exitJS(ret, /* implicit = */ true); + return ret; + } catch (e) { + return handleException(e); + } +} + +function run(args = arguments_) { + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + async function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + Module["calledRun"] = true; + if (ABORT) return; + initRuntime(); + preMain(); + Module["onRuntimeInitialized"]?.(); + var noInitialRun = Module["noInitialRun"] || true; + if (!noInitialRun) await callMain(args); + postRun(); + } + if (Module["setStatus"]) { + Module["setStatus"]("Running..."); + setTimeout(() => { + setTimeout(() => Module["setStatus"](""), 1); + doRun(); + }, 1); + } else { + doRun(); + } +} + +var wasmExports; + +// With async instantation wasmExports is assigned asynchronously when the +// instance is received. +createWasm(); + +run(); +/** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ +DNS.address_map.addrs.localhost = '127.0.0.1'; + +/** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ +PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; +if (PHPLoader.debug && typeof Asyncify !== "undefined") { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module["lastAsyncifyStackSource"] = new Error(); + } + return originalHandleSleep(startAsync); + } +} + +/** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ +const originalRemoveRunDependency = PHPLoader['removeRunDependency']; +PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } +} + +if (typeof NODEFS === 'object') { + // We override NODEFS.createNode() to add an `isSharedFS` flag to all NODEFS + // nodes. This way we can tell whether file-locking is needed and possible + // for an FS node, even if wrapped with PROXYFS. + const originalNodeFsCreateNode = NODEFS.createNode; + NODEFS.createNode = function createNodeWithSharedFlag() { + const node = originalNodeFsCreateNode.apply(NODEFS, arguments); + node.isSharedFS = true; + return node; + }; + + var originalHashAddNode = FS.hashAddNode; + FS.hashAddNode = function hashAddNodeIfNotSharedFS(node) { + if (node?.isSharedFS) { + // Avoid caching shared VFS nodes so multiple instances + // can access the same underlying filesystem without + // conflicting caches. + return; + } + return originalHashAddNode.apply(FS, arguments); + }; +} + +/** + * Expose the PHP version so the PHP class can make version-specific + * adjustments to `php.ini`. + */ +PHPLoader['phpVersion'] = (() => { + const [ major, minor, patch ] = phpVersionString.split('.').map(Number); + return { major, minor, patch }; +})(); + +return PHPLoader; + +// Close the opening bracket from esm-prefix.js: +} diff --git a/runtime-overlays/php-wasm-node-8-3/package.json b/runtime-overlays/php-wasm-node-8-3/package.json new file mode 100644 index 00000000..bdffbcb5 --- /dev/null +++ b/runtime-overlays/php-wasm-node-8-3/package.json @@ -0,0 +1,56 @@ +{ + "name": "@php-wasm/node-8-3", + "version": "3.1.46", + "description": "PHP 8.3 WebAssembly binaries for node", + "repository": { + "type": "git", + "url": "https://github.com/WordPress/wordpress-playground" + }, + "homepage": "https://developer.wordpress.org/playground", + "author": "The WordPress contributors", + "contributors": [ + { + "name": "Adam Zielinski", + "email": "adam@adamziel.com", + "url": "https://github.com/adamziel" + } + ], + "exports": { + ".": { + "import": "./index.js", + "require": "./index.cjs" + }, + "./package.json": "./package.json" + }, + "publishConfig": { + "access": "public", + "directory": "../../../../dist/packages/php-wasm/node-builds/8-3" + }, + "type": "module", + "main": "./index.cjs", + "module": "./index.js", + "types": "index.d.ts", + "license": "GPL-2.0-or-later", + "engines": { + "node": ">=20.10.0", + "npm": ">=10.2.3" + }, + "dependencies": { + "wasm-feature-detect": "1.8.0", + "@php-wasm/universal": "3.1.46" + }, + "packageManager": "npm@10.9.2", + "overrides": { + "rollup": "^4.34.6", + "react": "18.3.1", + "react-dom": "18.3.1", + "typescript": "5.4.5", + "@playwright/test": "1.61.0", + "tmp": "0.2.5", + "form-data": "^4.0.4", + "lodash": "^4.17.23", + "glob": "^9.3.0", + "webpackbar": "^7.0.0", + "ws": "8.21.0" + } +} \ No newline at end of file diff --git a/runtime-overlays/provenance.json b/runtime-overlays/provenance.json index 852edc5f..f7ce704c 100644 --- a/runtime-overlays/provenance.json +++ b/runtime-overlays/provenance.json @@ -13,7 +13,9 @@ ] }, "artifact": { - "file": "php-wasm-node-8-3-3.1.46.tgz", - "sha256": "109c079c958e1ab35ebcd098bdd895b080e2c5405b147f93ecb04e768c723553" + "directory": "php-wasm-node-8-3", + "source_archive": "php-wasm-node-8-3-3.1.46.tgz", + "sha256": "109c079c958e1ab35ebcd098bdd895b080e2c5405b147f93ecb04e768c723553", + "tree_sha256": "f5f4bdb2e77fbe2a20a6a9872e21bf0f812326012c24e3b1ce92963162c1c3c4" } } diff --git a/scripts/package-release-artifact.ts b/scripts/package-release-artifact.ts index d07d2ccf..bb775d9d 100644 --- a/scripts/package-release-artifact.ts +++ b/scripts/package-release-artifact.ts @@ -34,6 +34,7 @@ try { await cp(resolve(repoRoot, "patches"), join(packageRoot, "patches"), { recursive: true }) await cp(resolve(repoRoot, "package.json"), join(packageRoot, "package.json")) await cp(resolve(repoRoot, "npm-shrinkwrap.json"), join(packageRoot, "npm-shrinkwrap.json")) + await cp(resolve(repoRoot, "runtime-overlays"), join(packageRoot, "runtime-overlays"), { recursive: true }) await mkdir(join(packageRoot, "scripts"), { recursive: true }) await cp(resolve(repoRoot, "scripts", "apply-development-patches.mjs"), join(packageRoot, "scripts", "apply-development-patches.mjs")) @@ -52,6 +53,7 @@ try { cwd: packageRoot, maxBuffer: 1024 * 1024 * 20, }) + await materializePinnedPhpWasmOverlay(packageRoot) await materializeSharpReleaseRuntime(packageRoot, join(packageRoot, "npm-shrinkwrap.json"), platformName, archName) await execFileAsync(process.execPath, [resolve(repoRoot, "node_modules", "patch-package", "index.js")], { cwd: packageRoot, @@ -123,6 +125,15 @@ async function copyIfPresent(relativePath: string): Promise { } } +async function materializePinnedPhpWasmOverlay(root: string): Promise { + const source = join(root, "runtime-overlays", "php-wasm-node-8-3") + const target = join(root, "node_modules", "@php-wasm", "node-8-3") + await rm(target, recursiveRmOptions) + await cp(source, target, { recursive: true }) + await cp(join(root, "runtime-overlays", "provenance.json"), join(root, "php-wasm-overlay-provenance.json")) + await rm(join(root, "runtime-overlays"), recursiveRmOptions) +} + async function materializeWorkspacePackages(root: string): Promise { const automatticModules = join(root, "node_modules", "@automattic") await mkdir(automatticModules, { recursive: true }) diff --git a/tests/release-package-coverage.test.ts b/tests/release-package-coverage.test.ts index fe9d6bee..caf65613 100644 --- a/tests/release-package-coverage.test.ts +++ b/tests/release-package-coverage.test.ts @@ -1,9 +1,9 @@ import assert from "node:assert/strict" import { execFile } from "node:child_process" -import { cp, lstat, mkdir, mkdtemp, readFile, readdir, rm, writeFile } from "node:fs/promises" +import { cp, lstat, mkdir, mkdtemp, readFile, readdir, realpath, rm, stat, writeFile } from "node:fs/promises" import { createHash } from "node:crypto" import { tmpdir } from "node:os" -import { join, resolve } from "node:path" +import { join, relative, resolve } from "node:path" import { pathToFileURL } from "node:url" import { promisify } from "node:util" @@ -115,7 +115,7 @@ try { assert.equal(packageStat.isSymbolicLink(), false, `${packagePath} must not depend on archive symlinks`) await lstat(join(packagePath, "package.json")) } - + await assertPinnedPhpWasmOverlay(root, join(root, "php-wasm-overlay-provenance.json")) const cliEntrypoint = join(root, "packages", "cli", "dist", "index.js") assert.equal((await lstat(cliEntrypoint)).mode & 0o777, 0o755, `${cliEntrypoint} must be executable after extraction`) assert.deepEqual( @@ -185,6 +185,12 @@ try { cwd: consumerRoot, maxBuffer: 1024 * 1024 * 20, }) + const installedPackage = join(installRoot, "lib", "node_modules", "wp-codebox-workspace") + const pinnedPhpWasm = join(installedPackage, "node_modules", "@php-wasm", "node-8-3") + assert.equal((await stat(pinnedPhpWasm)).isDirectory(), true, "consumer install must materialize the pinned php-wasm overlay") + assert.ok((await realpath(pinnedPhpWasm)).startsWith(`${await realpath(installedPackage)}/`), "installed php-wasm overlay must resolve inside the consumer package") + assert.equal(JSON.parse(await readFile(join(pinnedPhpWasm, "package.json"), "utf8")).version, "3.1.46") + await assertPinnedPhpWasmOverlay(installedPackage, join(installedPackage, "runtime-overlays", "provenance.json"), true) const installedCli = join(installRoot, "bin", "wp-codebox") const { stdout: installedVersion } = await execFileAsync(installedCli, ["--version"]) assert.match(installedVersion, /^\d+\.\d+\.\d+\s*$/) @@ -195,6 +201,38 @@ try { console.log("release package coverage passed") +async function assertPinnedPhpWasmOverlay(root: string, provenancePath: string, allowInternalSymlink = false): Promise { + const overlay = join(root, "node_modules", "@php-wasm", "node-8-3") + const overlayStat = await lstat(overlay) + if (!allowInternalSymlink) { + assert.equal(overlayStat.isDirectory(), true, "pinned php-wasm overlay must be a materialized directory") + assert.equal(overlayStat.isSymbolicLink(), false, "release artifacts must not retain a staging symlink") + } + const provenance = JSON.parse(await readFile(provenancePath, "utf8")) as { artifact?: { tree_sha256?: string } } + assert.equal(await digestDirectory(overlay), provenance.artifact?.tree_sha256, "pinned php-wasm overlay does not match provenance") + assert.ok(Object.keys(await import(pathToFileURL(join(overlay, "index.js")).href)).length > 0, "pinned php-wasm overlay must be importable") +} + +async function digestDirectory(root: string): Promise { + const files: string[] = [] + async function walk(directory: string): Promise { + for (const entry of await readdir(directory, { withFileTypes: true })) { + const path = join(directory, entry.name) + if (entry.isDirectory()) await walk(path) + else files.push(path) + } + } + await walk(root) + const hash = createHash("sha256") + for (const path of files.sort()) { + hash.update(relative(root, path).split("\\").join("/")) + hash.update("\0") + hash.update(await readFile(path)) + hash.update("\0") + } + return hash.digest("hex") +} + async function assertPackagedReadonlyMaterialization(root: string): Promise { const modulePath = join(root, "packages", "runtime-playground", "dist", "mount-materialization.js") const runtime = await import(pathToFileURL(modulePath).href) as {