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WScriptJsrt.cpp
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2192 lines (1881 loc) · 77.4 KB
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//-------------------------------------------------------------------------------------------------------
// Copyright (C) Microsoft Corporation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.
//-------------------------------------------------------------------------------------------------------
#include "stdafx.h"
#include "PlatformAgnostic/ChakraICU.h"
#include <vector>
#if defined(_X86_) || defined(_M_IX86)
#define CPU_ARCH_TEXT "x86"
#elif defined(_AMD64_) || defined(_IA64_) || defined(_M_AMD64) || defined(_M_IA64)
#define CPU_ARCH_TEXT "x86_64"
#elif defined(_ARM_) || defined(_M_ARM)
#define CPU_ARCH_TEXT "ARM"
#elif defined(_ARM64_) || defined(_M_ARM64)
#define CPU_ARCH_TEXT "ARM64"
#endif
// do not change the order below
// otherwise, i.e. android system can be marked as posix? etc..
#ifdef _WIN32
#define DEST_PLATFORM_TEXT "win32"
#else // ! _WIN32
#if defined(__APPLE__)
#ifdef __IOS__
#define DEST_PLATFORM_TEXT "ios"
#else // ! iOS
#define DEST_PLATFORM_TEXT "darwin"
#endif // iOS ?
#elif defined(__ANDROID__)
#define DEST_PLATFORM_TEXT "android"
#elif defined(__linux__)
#define DEST_PLATFORM_TEXT "posix"
#elif defined(__FreeBSD__) || defined(__unix__)
#define DEST_PLATFORM_TEXT "bsd"
#endif // FreeBSD or unix ?
#endif // _WIN32 ?
#pragma prefast(disable:26444, "This warning unfortunately raises false positives when auto is used for declaring the type of an iterator in a loop.")
#ifdef HAS_ICU
#define INTL_LIBRARY_TEXT "icu"
#elif defined(_WIN32)
#define INTL_LIBRARY_TEXT "winglob"
#else
#define INTL_LIBRARY_TEXT ""
#endif
struct ArrayBufferTransferInfo {
byte* buffer;
uint length;
ArrayBufferFreeFn freeFn;
};
struct SerializerBlob
{
void *data;
size_t dataLength;
std::vector<ArrayBufferTransferInfo> transferableArrays;
};
MessageQueue* WScriptJsrt::messageQueue = nullptr;
std::map<std::string, JsModuleRecord> WScriptJsrt::moduleRecordMap;
std::map<JsModuleRecord, std::string> WScriptJsrt::moduleDirMap;
std::map<JsModuleRecord, ModuleState> WScriptJsrt::moduleErrMap;
std::map<DWORD_PTR, std::string> WScriptJsrt::scriptDirMap;
DWORD_PTR WScriptJsrt::sourceContext = 0;
#define ERROR_MESSAGE_TO_STRING(errorCode, errorMessage, errorMessageString) \
JsErrorCode errorCode = JsNoError; \
do \
{ \
const char *outOfMemoryString = \
"Failed to convert wide string. Out of memory?";\
\
char *errorMessageNarrow; \
if (FAILED(WideStringToNarrowDynamic(errorMessage, &errorMessageNarrow))) \
{ \
errorCode = ChakraRTInterface::JsCreateString(outOfMemoryString, \
strlen(outOfMemoryString), &errorMessageString); \
} \
else \
{ \
errorCode = ChakraRTInterface::JsCreateString(errorMessageNarrow, \
strlen(errorMessageNarrow), &errorMessageString); \
free(errorMessageNarrow); \
} \
} \
while(0)
DWORD_PTR WScriptJsrt::GetNextSourceContext()
{
return sourceContext++;
}
void WScriptJsrt::RegisterScriptDir(DWORD_PTR sourceContext, LPCSTR fullDirNarrow)
{
GetDir(fullDirNarrow, &scriptDirMap[sourceContext]);
}
bool WScriptJsrt::CreateArgumentsObject(JsValueRef *argsObject)
{
LPWSTR *argv = HostConfigFlags::argsVal;
JsValueRef retArr;
Assert(argsObject);
*argsObject = nullptr;
IfJsrtErrorFail(ChakraRTInterface::JsCreateArray(HostConfigFlags::argsCount, &retArr), false);
for (int i = 0; i < HostConfigFlags::argsCount; i++)
{
JsValueRef value;
JsValueRef index;
char *argNarrow;
if (FAILED(WideStringToNarrowDynamic(argv[i], &argNarrow)))
{
return false;
}
JsErrorCode errCode = ChakraRTInterface::JsCreateString(
argNarrow,
strlen(argNarrow), &value);
free(argNarrow);
IfJsrtErrorFail(errCode, false);
IfJsrtErrorFail(ChakraRTInterface::JsDoubleToNumber(i, &index), false);
IfJsrtErrorFail(ChakraRTInterface::JsSetIndexedProperty(retArr, index, value), false);
}
*argsObject = retArr;
return true;
}
JsValueRef __stdcall WScriptJsrt::EchoCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
for (unsigned int i = 1; i < argumentCount; i++)
{
JsValueRef strValue;
JsErrorCode error = ChakraRTInterface::JsConvertValueToString(arguments[i], &strValue);
if (error == JsNoError)
{
AutoString str(strValue);
if (str.GetError() == JsNoError)
{
if (i > 1)
{
wprintf(_u(" "));
}
charcount_t len;
LPWSTR ws = str.GetWideString(&len);
LPWSTR wsNoNull = new WCHAR[((size_t)len) + 1];
charcount_t newIndex = 0;
for (charcount_t j = 0; j < len; j++)
{
if (ws[j] != _u('\0'))
{
wsNoNull[newIndex++] = ws[j];
}
}
wsNoNull[newIndex] = _u('\0');
wprintf(_u("%s"), wsNoNull);
delete[] wsNoNull;
}
}
if (error == JsErrorScriptException)
{
return nullptr;
}
}
wprintf(_u("\n"));
fflush(stdout);
JsValueRef undefinedValue;
if (ChakraRTInterface::JsGetUndefinedValue(&undefinedValue) == JsNoError)
{
return undefinedValue;
}
else
{
return nullptr;
}
}
JsValueRef __stdcall WScriptJsrt::QuitCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
int exitCode = 0;
if (argumentCount > 1)
{
double exitCodeDouble;
IfJsrtErrorFail(ChakraRTInterface::JsNumberToDouble(arguments[1], &exitCodeDouble), JS_INVALID_REFERENCE);
exitCode = (int)exitCodeDouble;
}
ExitProcess(exitCode);
}
JsValueRef __stdcall WScriptJsrt::LoadScriptFileCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
return LoadScriptFileHelper(callee, arguments, argumentCount, false);
}
// needed because of calling convention differences between _stdcall and _cdecl
void CHAKRA_CALLBACK WScriptJsrt::FinalizeFree(void* addr)
{
free(addr);
}
JsValueRef WScriptJsrt::LoadScriptFileHelper(JsValueRef callee, JsValueRef *arguments, unsigned short argumentCount, bool isSourceModule)
{
HRESULT hr = E_FAIL;
JsValueRef returnValue = JS_INVALID_REFERENCE;
JsErrorCode errorCode = JsNoError;
LPCWSTR errorMessage = _u("");
if (argumentCount < 2 || argumentCount > 4)
{
errorCode = JsErrorInvalidArgument;
errorMessage = _u("Need more or fewer arguments for WScript.LoadScript");
}
else
{
LPCSTR fileContent;
AutoString fileName(arguments[1]);
IfJsrtErrorSetGo(fileName.GetError());
AutoString scriptInjectType;
if (argumentCount > 2)
{
IfJsrtErrorSetGo(scriptInjectType.Initialize(arguments[2]));
}
if (errorCode == JsNoError)
{
hr = Helpers::LoadScriptFromFile(*fileName, fileContent);
if (FAILED(hr))
{
fprintf(stderr, "Couldn't load file '%s'\n", fileName.GetString());
IfJsrtErrorSetGo(ChakraRTInterface::JsGetUndefinedValue(&returnValue));
return returnValue;
}
returnValue = LoadScript(callee, *fileName, fileContent, *scriptInjectType ? *scriptInjectType : "self", isSourceModule, WScriptJsrt::FinalizeFree, true);
}
}
Error:
SetExceptionIf(errorCode, errorMessage);
return returnValue;
}
void WScriptJsrt::SetExceptionIf(JsErrorCode errorCode, LPCWSTR errorMessage)
{
if (errorCode != JsNoError)
{
// If the exception is already is set - no need to create a new exception.
bool hasException = false;
if (!(ChakraRTInterface::JsHasException(&hasException) == JsNoError && hasException))
{
JsValueRef errorObject;
JsValueRef errorMessageString;
if (wcscmp(errorMessage, _u("")) == 0)
{
errorMessage = ConvertErrorCodeToMessage(errorCode);
}
ERROR_MESSAGE_TO_STRING(errCode, errorMessage, errorMessageString);
ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);
ChakraRTInterface::JsSetException(errorObject);
}
}
}
byte * CHAKRA_CALLBACK ReallocateBufferMemory(void * state, byte *oldBuffer, size_t newSize, size_t *allocatedSize)
{
void* data = realloc((void*)oldBuffer, newSize);
if (allocatedSize)
{
*allocatedSize = newSize;
}
return (byte*)data;
}
bool CHAKRA_CALLBACK WriteHostObject(void * state, JsValueRef data)
{
// Not implemented
return true;
}
JsValueRef __stdcall WScriptJsrt::SerializeObject(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
JsErrorCode errorCode = JsNoError;
LPCWSTR errorMessage = _u("");
JsValueRef returnValue = JS_INVALID_REFERENCE;
HRESULT hr = S_OK;
JsValueRef *transferVarsArray = nullptr;
int transferVarsCount = 0;
if (argumentCount < 2)
{
errorCode = JsErrorInvalidArgument;
errorMessage = _u("Need an argument for WScript.Serialize");
}
else
{
JsValueRef rootObject = arguments[1];
JsValueRef transferArray = nullptr;
if (argumentCount > 2)
{
JsValueType argumentType = JsUndefined;
transferArray = arguments[2];
IfJsrtErrorSetGo(ChakraRTInterface::JsGetValueType(transferArray, &argumentType));
if (argumentType != JsUndefined)
{
if (argumentType != JsArray)
{
errorCode = JsErrorInvalidArgument;
goto Error;
}
JsPropertyIdRef lengthPropId;
JsValueRef arrayLengthObj = JS_INVALID_REFERENCE;
int arrayLength = 0;
IfJsrtErrorSetGo(CreatePropertyIdFromString("length", &lengthPropId));
IfJsrtErrorSetGo(ChakraRTInterface::JsGetProperty(transferArray, lengthPropId, &arrayLengthObj));
IfJsrtErrorSetGo(ChakraRTInterface::JsNumberToInt(arrayLengthObj, &arrayLength));
if (arrayLength > 0)
{
transferVarsArray = new JsValueRef[arrayLength];
if (transferVarsArray == nullptr)
{
errorCode = JsErrorOutOfMemory;
goto Error;
}
for (int i = 0; i < arrayLength; i++)
{
JsValueRef index;
JsValueRef value = JS_INVALID_REFERENCE;
JsValueType jsType = JsUndefined;
IfJsrtErrorSetGo(ChakraRTInterface::JsIntToNumber(i, &index));
IfJsrtErrorSetGo(ChakraRTInterface::JsGetIndexedProperty(transferArray, index, &value));
IfJsrtErrorSetGo(ChakraRTInterface::JsGetValueType(value, &jsType));
if (jsType == JsArrayBuffer)
{
*(transferVarsArray + transferVarsCount) = value;
transferVarsCount++;
}
}
}
}
}
JsVarSerializerHandle serializerHandle = nullptr;
// This memory will be claimed at WScriptJsrt::Deserialize.
SerializerBlob *blob = new SerializerBlob();
IfJsrtErrorSetGo(ChakraRTInterface::JsVarSerializer(ReallocateBufferMemory, WriteHostObject, nullptr, &serializerHandle));
IfJsrtErrorSetGo(ChakraRTInterface::JsVarSerializerSetTransferableVars(serializerHandle, transferVarsArray, transferVarsCount));
IfJsrtErrorSetGo(ChakraRTInterface::JsVarSerializerWriteValue(serializerHandle, rootObject));
IfJsrtErrorSetGo(ChakraRTInterface::JsVarSerializerReleaseData(serializerHandle, (byte**)&blob->data, &blob->dataLength));
for (int i = 0; i < transferVarsCount; i++)
{
JsValueRef arrayBuffer = transferVarsArray[i];
ArrayBufferTransferInfo bufferInfo;
IfJsrtErrorSetGo(ChakraRTInterface::JsGetArrayBufferStorage(arrayBuffer, &bufferInfo.buffer, &bufferInfo.length));
IfJsrtErrorSetGo(ChakraRTInterface::JsExternalizeArrayBuffer(arrayBuffer));
IfJsrtErrorSetGo(ChakraRTInterface::JsGetArrayBufferFreeFunction(arrayBuffer, &bufferInfo.freeFn));
blob->transferableArrays.push_back(bufferInfo);
IfJsrtErrorSetGo(ChakraRTInterface::JsDetachArrayBuffer(arrayBuffer));
}
errorCode = ChakraRTInterface::JsCreateExternalArrayBuffer((void*)blob, sizeof(SerializerBlob), nullptr, nullptr, &returnValue);
IfJsrtErrorSetGo(ChakraRTInterface::JsVarSerializerFree(serializerHandle));
}
Error:
SetExceptionIf(errorCode, errorMessage);
if (transferVarsArray)
{
delete[] transferVarsArray;
}
return returnValue;
}
JsValueRef CHAKRA_CALLBACK ReadHostObject(void * state)
{
Assert(false); // TBD
return nullptr;
}
JsValueRef CHAKRA_CALLBACK GetSharedArrayBufferFromId(void * state, uint32_t id)
{
Assert(false); // TBD
return nullptr;
}
JsValueRef CHAKRA_CALLBACK GetWasmModuleFromId(void * state, uint32_t transfer_id)
{
Assert(false); // TBD
return nullptr;
}
struct BufferFreeFunctionState {
ArrayBufferFreeFn freeFn;
void* buffer;
};
void CHAKRA_CALLBACK BufferFreeFunction(void * state)
{
BufferFreeFunctionState* bufferState = (BufferFreeFunctionState*)state;
if (!bufferState)
{
return;
}
if (bufferState->freeFn)
{
bufferState->freeFn(bufferState->buffer);
}
delete bufferState;
}
JsValueRef __stdcall WScriptJsrt::Deserialize(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
JsErrorCode errorCode = JsNoError;
LPCWSTR errorMessage = _u("");
JsValueRef returnValue = JS_INVALID_REFERENCE;
JsValueRef * transferables = nullptr;
HRESULT hr = S_OK;
if (argumentCount < 2)
{
errorCode = JsErrorInvalidArgument;
errorMessage = _u("Need an argument for WScript.Deserialize");
}
else
{
JsValueRef dataObject = arguments[1];
uint32 dataLength = 0;
BYTE *data = nullptr;
IfJsrtErrorSetGo(ChakraRTInterface::JsGetArrayBufferStorage(dataObject, &data, &dataLength));
SerializerBlob *blob = (SerializerBlob*)data;
JsVarDeserializerHandle deserializerHandle = nullptr;
IfJsrtErrorSetGo(ChakraRTInterface::JsVarDeserializer(blob->data, blob->dataLength, ReadHostObject, GetSharedArrayBufferFromId, nullptr, &deserializerHandle));
size_t arraySize = blob->transferableArrays.size();
if (arraySize > 0)
{
transferables = new JsValueRef[arraySize];
for (size_t i = 0; i < arraySize; ++i)
{
JsValueRef result = nullptr;
BufferFreeFunctionState* bufferFreeState = new BufferFreeFunctionState();
bufferFreeState->buffer = blob->transferableArrays[i].buffer;
bufferFreeState->freeFn = blob->transferableArrays[i].freeFn;
IfJsrtErrorSetGo(ChakraRTInterface::JsCreateExternalArrayBuffer(blob->transferableArrays[i].buffer, blob->transferableArrays[i].length, BufferFreeFunction, bufferFreeState, &result));
transferables[i] = result;
}
IfJsrtErrorSetGo(ChakraRTInterface::JsVarDeserializerSetTransferableVars(deserializerHandle, transferables, arraySize));
}
IfJsrtErrorSetGo(ChakraRTInterface::JsVarDeserializerReadValue(deserializerHandle, &returnValue));
IfJsrtErrorSetGo(ChakraRTInterface::JsVarDeserializerFree(deserializerHandle));
delete blob;
}
Error:
SetExceptionIf(errorCode, errorMessage);
if (transferables)
{
delete[] transferables;
}
return returnValue;
}
JsValueRef __stdcall WScriptJsrt::GetModuleNamespace(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
JsErrorCode errorCode = JsNoError;
JsValueRef returnValue = JS_INVALID_REFERENCE;
LPCWSTR errorMessage = _u("");
char fullPath[_MAX_PATH];
if (argumentCount < 2)
{
errorCode = JsErrorInvalidArgument;
errorMessage = _u("Need an argument for WScript.GetModuleNamespace");
}
else
{
AutoString specifierStr(arguments[1]);
errorCode = specifierStr.GetError();
if (errorCode == JsNoError)
{
if (_fullpath(fullPath, specifierStr.GetString(), _MAX_PATH) == nullptr)
{
errorCode = JsErrorInvalidArgument;
}
else
{
auto moduleEntry = moduleRecordMap.find(fullPath);
if (moduleEntry == moduleRecordMap.end())
{
errorCode = JsErrorInvalidArgument;
errorMessage = _u("Need to supply a path for an already loaded module for WScript.GetModuleNamespace");
}
else
{
errorCode = ChakraRTInterface::JsGetModuleNamespace(moduleEntry->second, &returnValue);
if (errorCode == JsErrorModuleNotEvaluated)
{
errorMessage = _u("GetModuleNamespace called with un-evaluated module");
}
}
}
}
}
SetExceptionIf(errorCode, errorMessage);
return returnValue;
}
JsValueRef __stdcall WScriptJsrt::LoadScriptCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
return LoadScriptHelper(callee, isConstructCall, arguments, argumentCount, callbackState, false);
}
JsValueRef __stdcall WScriptJsrt::LoadModuleCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
return LoadScriptHelper(callee, isConstructCall, arguments, argumentCount, callbackState, true);
}
JsValueRef WScriptJsrt::LoadScriptHelper(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState, bool isSourceModule)
{
HRESULT hr = E_FAIL;
JsErrorCode errorCode = JsNoError;
LPCWSTR errorMessage = _u("");
JsValueRef returnValue = JS_INVALID_REFERENCE;
if (argumentCount < 2 || argumentCount > 4)
{
errorCode = JsErrorInvalidArgument;
errorMessage = _u("Need more or fewer arguments for WScript.LoadScript");
}
else
{
AutoString fileContent;
char *fileNameNarrow = nullptr;
AutoString fileName;
AutoString scriptInjectType;
char fileNameBuffer[MAX_PATH];
bool isFile = true;
IfJsrtErrorSetGo(fileContent.Initialize(arguments[1]));
// ExternalArrayBuffer Finalize will clean this up
// but only if we actually register a finalizecallback for this
fileContent.MakePersistent();
if (argumentCount > 2)
{
IfJsrtErrorSetGo(scriptInjectType.Initialize(arguments[2]));
if (argumentCount > 3)
{
IfJsrtErrorSetGo(fileName.Initialize(arguments[3]));
fileNameNarrow = *fileName;
}
}
if (!fileNameNarrow)
{
isFile = false;
if (isSourceModule)
{
sprintf_s(fileNameBuffer, MAX_PATH, "moduleScript%i.js", (int)sourceContext);
fileNameNarrow = fileNameBuffer;
}
}
if (*fileContent)
{
// TODO: This is CESU-8. How to tell the engine?
// TODO: How to handle this source (script) life time?
returnValue = LoadScript(callee, fileNameNarrow, *fileContent, *scriptInjectType ? *scriptInjectType : "self", isSourceModule, WScriptJsrt::FinalizeFree, isFile);
}
}
Error:
SetExceptionIf(errorCode, errorMessage);
return returnValue;
}
void WScriptJsrt::GetDir(LPCSTR fullPathNarrow, std::string *fullDirNarrow)
{
char fileDrive[_MAX_DRIVE];
char fileDir[_MAX_DIR];
std::string result;
if (_splitpath_s(fullPathNarrow, fileDrive, _countof(fileDrive), fileDir, _countof(fileDir), nullptr, 0, nullptr, 0) == 0)
{
result += fileDrive;
result += fileDir;
}
*fullDirNarrow = result;
}
JsErrorCode WScriptJsrt::ModuleEntryPoint(LPCSTR fileName, LPCSTR fileContent, LPCSTR fullName)
{
return LoadModuleFromString(fileName, fileContent, fullName, true);
}
JsErrorCode WScriptJsrt::LoadModuleFromString(LPCSTR fileName, LPCSTR fileContent, LPCSTR fullName, bool isFile)
{
DWORD_PTR dwSourceCookie = WScriptJsrt::GetNextSourceContext();
JsModuleRecord requestModule = JS_INVALID_REFERENCE;
LPCSTR moduleRecordKey = fullName ? fullName : fileName;
auto moduleRecordEntry = moduleRecordMap.find(std::string(moduleRecordKey));
JsErrorCode errorCode = JsNoError;
// we need to create a new moduleRecord if the specifier (fileName) is not found;
// otherwise we'll use the old one.
if (moduleRecordEntry == moduleRecordMap.end())
{
JsValueRef specifier = nullptr;
if (isFile && fullName)
{
errorCode = ChakraRTInterface::JsCreateString(
fullName, strlen(fullName), &specifier);
}
if (errorCode == JsNoError)
{
errorCode = ChakraRTInterface::JsInitializeModuleRecord(
nullptr, specifier, &requestModule);
}
if (errorCode == JsNoError)
{
if (fullName)
{
GetDir(fullName, &moduleDirMap[requestModule]);
}
moduleRecordMap[std::string(moduleRecordKey)] = requestModule;
moduleErrMap[requestModule] = RootModule;
}
}
else
{
requestModule = moduleRecordEntry->second;
}
IfJsrtErrorFailLogAndRetErrorCode(errorCode);
JsValueRef errorObject = JS_INVALID_REFERENCE;
// ParseModuleSource is sync, while additional fetch & evaluation are async.
unsigned int fileContentLength = (fileContent == nullptr) ? 0 : (unsigned int)strlen(fileContent);
errorCode = ChakraRTInterface::JsParseModuleSource(requestModule, dwSourceCookie, (LPBYTE)fileContent,
fileContentLength, JsParseModuleSourceFlags_DataIsUTF8, &errorObject);
if ((errorCode != JsNoError) && errorObject != JS_INVALID_REFERENCE && fileContent != nullptr && !HostConfigFlags::flags.IgnoreScriptErrorCode && moduleErrMap[requestModule] == RootModule)
{
ChakraRTInterface::JsSetException(errorObject);
moduleErrMap[requestModule] = ErroredModule;
return errorCode;
}
return JsNoError;
}
JsValueRef WScriptJsrt::LoadScript(JsValueRef callee, LPCSTR fileName,
LPCSTR fileContent, LPCSTR scriptInjectType, bool isSourceModule, JsFinalizeCallback finalizeCallback, bool isFile)
{
HRESULT hr = E_FAIL;
JsErrorCode errorCode = JsNoError;
LPCWSTR errorMessage = _u("Internal error.");
JsValueRef returnValue = JS_INVALID_REFERENCE;
JsContextRef currentContext = JS_INVALID_REFERENCE;
JsRuntimeHandle runtime = JS_INVALID_RUNTIME_HANDLE;
void *callbackArg = (finalizeCallback != nullptr ? (void*)fileContent : nullptr);
char fullPath[_MAX_PATH];
IfJsrtErrorSetGo(ChakraRTInterface::JsGetCurrentContext(¤tContext));
IfJsrtErrorSetGo(ChakraRTInterface::JsGetRuntime(currentContext, &runtime));
if (fileName == nullptr)
{
fileName = "script.js";
}
if (_fullpath(fullPath, fileName, _MAX_PATH) == nullptr)
{
goto Error;
}
// this is called with LoadModuleCallback method as well where caller pass in a string that should be
// treated as a module source text instead of opening a new file.
if (isSourceModule || (strcmp(scriptInjectType, "module") == 0))
{
errorCode = LoadModuleFromString(fileName, fileContent, fullPath, isFile);
}
else if (strcmp(scriptInjectType, "self") == 0)
{
JsContextRef calleeContext;
IfJsrtErrorSetGo(ChakraRTInterface::JsGetContextOfObject(callee, &calleeContext));
IfJsrtErrorSetGo(ChakraRTInterface::JsSetCurrentContext(calleeContext));
JsValueRef scriptSource;
IfJsrtErrorSetGo(ChakraRTInterface::JsCreateExternalArrayBuffer((void*)fileContent,
(unsigned int)strlen(fileContent), finalizeCallback, callbackArg, &scriptSource));
JsValueRef fname;
IfJsrtErrorSetGo(ChakraRTInterface::JsCreateString(fullPath,
strlen(fullPath), &fname));
JsSourceContext sourceContext = GetNextSourceContext();
RegisterScriptDir(sourceContext, fullPath);
if (HostConfigFlags::flags.UseParserStateCacheIsEnabled)
{
JsValueRef parserState;
IfJsrtErrorSetGo(ChakraRTInterface::JsSerializeParserState(scriptSource, &parserState, JsParseScriptAttributeNone));
errorCode = ChakraRTInterface::JsRunScriptWithParserState(scriptSource, sourceContext, fname, JsParseScriptAttributeNone, parserState, &returnValue);
}
else
{
errorCode = ChakraRTInterface::JsRun(scriptSource, sourceContext, fname, JsParseScriptAttributeNone, &returnValue);
}
if(errorCode == JsNoError)
{
errorCode = ChakraRTInterface::JsGetGlobalObject(&returnValue);
}
IfJsrtErrorSetGo(ChakraRTInterface::JsSetCurrentContext(currentContext));
}
else if (strcmp(scriptInjectType, "samethread") == 0)
{
JsValueRef newContext = JS_INVALID_REFERENCE;
// Create a new context and set it as the current context
IfJsrtErrorSetGo(ChakraRTInterface::JsCreateContext(runtime, &newContext));
#if ENABLE_TTD
//We need this here since this context is created in record
IfJsrtErrorSetGo(ChakraRTInterface::JsSetObjectBeforeCollectCallback(newContext, nullptr, WScriptJsrt::JsContextBeforeCollectCallback));
#endif
IfJsrtErrorSetGo(ChakraRTInterface::JsSetCurrentContext(newContext));
IfJsErrorFailLog(ChakraRTInterface::JsSetPromiseContinuationCallback(PromiseContinuationCallback, (void*)messageQueue));
// Initialize the host objects
Initialize();
JsValueRef scriptSource;
IfJsrtErrorSetGo(ChakraRTInterface::JsCreateExternalArrayBuffer((void*)fileContent,
(unsigned int)strlen(fileContent), finalizeCallback, callbackArg, &scriptSource));
JsValueRef fname;
IfJsrtErrorSetGo(ChakraRTInterface::JsCreateString(fullPath,
strlen(fullPath), &fname));
JsSourceContext sourceContext = GetNextSourceContext();
RegisterScriptDir(sourceContext, fullPath);
if (HostConfigFlags::flags.UseParserStateCacheIsEnabled)
{
JsValueRef parserState;
IfJsrtErrorSetGo(ChakraRTInterface::JsSerializeParserState(scriptSource, &parserState, JsParseScriptAttributeNone));
errorCode = ChakraRTInterface::JsRunScriptWithParserState(scriptSource, sourceContext, fname, JsParseScriptAttributeNone, parserState, &returnValue);
}
else
{
errorCode = ChakraRTInterface::JsRun(scriptSource, sourceContext, fname, JsParseScriptAttributeNone, &returnValue);
}
if (errorCode == JsNoError)
{
errorCode = ChakraRTInterface::JsGetGlobalObject(&returnValue);
}
// Set the context back to the old one
ChakraRTInterface::JsSetCurrentContext(currentContext);
}
else if (strcmp(scriptInjectType, "crossthread") == 0)
{
auto& threadData = GetRuntimeThreadLocalData().threadData;
if (threadData == nullptr)
{
threadData = new RuntimeThreadData();
}
RuntimeThreadData* child = new RuntimeThreadData();
child->initialSource = fileContent;
threadData->children.push_back(child);
child->parent = threadData;
// TODO: need to add a switch in case we don't need to wait for
// child initial script completion
ResetEvent(threadData->hevntInitialScriptCompleted);
child->hThread = ::CreateThread(NULL, NULL, [](void* param) -> DWORD
{
return ((RuntimeThreadData*)param)->ThreadProc();
}, (void*)child, NULL, NULL);
WaitForSingleObject(threadData->hevntInitialScriptCompleted, INFINITE);
}
else
{
errorCode = JsErrorInvalidArgument;
errorMessage = _u("Unsupported argument type inject type.");
}
Error:
JsValueRef value = returnValue;
if (errorCode != JsNoError)
{
SetExceptionIf(errorCode, errorMessage);
ChakraRTInterface::JsDoubleToNumber(errorCode, &value);
}
_flushall();
return value;
}
JsValueRef WScriptJsrt::SetTimeoutCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
LPCWSTR errorMessage = _u("invalid call to WScript.SetTimeout");
JsErrorCode errorCode = JsNoError;
HRESULT hr = S_OK;
JsValueRef function;
JsValueRef timerId;
unsigned int time;
double tmp;
CallbackMessage *msg = nullptr;
if (argumentCount != 3)
{
errorCode = JsErrorInvalidArgument;
goto Error;
}
function = arguments[1];
IfJsrtErrorSetGo(ChakraRTInterface::JsNumberToDouble(arguments[2], &tmp));
time = static_cast<int>(tmp);
msg = new CallbackMessage(time, function);
messageQueue->InsertSorted(msg);
IfJsrtErrorSetGo(ChakraRTInterface::JsDoubleToNumber(static_cast<double>(msg->GetId()), &timerId));
return timerId;
Error:
SetExceptionIf(errorCode, errorMessage);
return JS_INVALID_REFERENCE;
}
JsValueRef WScriptJsrt::ClearTimeoutCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
LPCWSTR errorMessage = _u("invalid call to WScript.ClearTimeout");
JsErrorCode errorCode = JsNoError;
HRESULT hr = S_OK;
if (argumentCount != 2)
{
errorCode = JsErrorInvalidArgument;
goto Error;
}
unsigned int timerId;
double tmp;
JsValueRef undef;
if (ChakraRTInterface::JsNumberToDouble(arguments[1], &tmp) == JsNoError)
{
timerId = static_cast<int>(tmp);
messageQueue->RemoveById(timerId);
}
IfJsrtErrorSetGo(ChakraRTInterface::JsGetUndefinedValue(&undef));
return undef;
Error:
SetExceptionIf(errorCode, errorMessage);
return JS_INVALID_REFERENCE;
}
template <class DebugOperationFunc>
void QueueDebugOperation(JsValueRef function, const DebugOperationFunc& operation)
{
WScriptJsrt::PushMessage(WScriptJsrt::CallbackMessage::Create(function, operation));
}
JsValueRef WScriptJsrt::AttachCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
LPCWSTR errorMessage = _u("WScript.Attach requires a function, like WScript.Attach(foo);");
JsErrorCode errorCode = JsNoError;
HRESULT hr = S_OK;
JsValueType argumentType = JsUndefined;
if (argumentCount != 2)
{
errorCode = JsErrorInvalidArgument;
goto Error;
}
IfJsrtErrorSetGo(ChakraRTInterface::JsGetValueType(arguments[1], &argumentType));
if (argumentType != JsFunction)
{
errorCode = JsErrorInvalidArgument;
goto Error;
}
QueueDebugOperation(arguments[1], [](WScriptJsrt::CallbackMessage& msg)
{
JsContextRef currentContext = JS_INVALID_REFERENCE;
ChakraRTInterface::JsGetCurrentContext(¤tContext);
JsRuntimeHandle currentRuntime = JS_INVALID_RUNTIME_HANDLE;
ChakraRTInterface::JsGetRuntime(currentContext, ¤tRuntime);
Debugger* debugger = Debugger::GetDebugger(currentRuntime);
debugger->StartDebugging(currentRuntime);
debugger->SourceRunDown();
return msg.CallFunction("");
});
Error:
SetExceptionIf(errorCode, errorMessage);
return JS_INVALID_REFERENCE;
}
JsValueRef WScriptJsrt::DetachCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
LPCWSTR errorMessage = _u("WScript.Detach requires a function, like WScript.Detach(foo);");
JsErrorCode errorCode = JsNoError;
HRESULT hr = S_OK;
JsValueType argumentType = JsUndefined;
if (argumentCount != 2)
{
errorCode = JsErrorInvalidArgument;
goto Error;
}
IfJsrtErrorSetGo(ChakraRTInterface::JsGetValueType(arguments[1], &argumentType));
if (argumentType != JsFunction)
{
errorCode = JsErrorInvalidArgument;
goto Error;
}
QueueDebugOperation(arguments[1], [](WScriptJsrt::CallbackMessage& msg)
{
JsContextRef currentContext = JS_INVALID_REFERENCE;
ChakraRTInterface::JsGetCurrentContext(¤tContext);
JsRuntimeHandle currentRuntime = JS_INVALID_RUNTIME_HANDLE;
ChakraRTInterface::JsGetRuntime(currentContext, ¤tRuntime);
if (Debugger::debugger != nullptr)
{
Debugger* debugger = Debugger::GetDebugger(currentRuntime);
debugger->StopDebugging(currentRuntime);
}
return msg.CallFunction("");
});
Error:
SetExceptionIf(errorCode, errorMessage);
return JS_INVALID_REFERENCE;
}
JsValueRef WScriptJsrt::DumpFunctionPositionCallback(JsValueRef callee, bool isConstructCall, JsValueRef * arguments, unsigned short argumentCount, void * callbackState)
{
JsValueRef functionPosition = JS_INVALID_REFERENCE;
if (argumentCount > 1)
{
if (ChakraRTInterface::JsDiagGetFunctionPosition(arguments[1], &functionPosition) != JsNoError)
{
// If we can't get the functionPosition pass undefined
IfJsErrorFailLogAndRet(ChakraRTInterface::JsGetUndefinedValue(&functionPosition));
}
if (Debugger::debugger != nullptr)
{
Debugger::debugger->DumpFunctionPosition(functionPosition);
}
}
return JS_INVALID_REFERENCE;
}
JsValueRef WScriptJsrt::RequestAsyncBreakCallback(JsValueRef callee, bool isConstructCall,
JsValueRef * arguments, unsigned short argumentCount, void * callbackState)
{
if (Debugger::debugger != nullptr && !Debugger::debugger->IsDetached())
{