Exemplo n.º 1
0
CHAKRA_API JsDiagSetBreakpoint(
    _In_ unsigned int scriptId,
    _In_ unsigned int lineNumber,
    _In_ unsigned int columnNumber,
    _Out_ JsValueRef *breakpoint)
{
#ifndef ENABLE_SCRIPT_DEBUGGING
    return JsErrorCategoryUsage;
#else
    return ContextAPIWrapper_NoRecord<false>([&](Js::ScriptContext* scriptContext) -> JsErrorCode {
        PARAM_NOT_NULL(breakpoint);
        *breakpoint = JS_INVALID_REFERENCE;

        JsrtContext* currentContext = JsrtContext::GetCurrent();
        JsrtRuntime* runtime = currentContext->GetRuntime();

        ThreadContextScope scope(runtime->GetThreadContext());

        if (!scope.IsValid())
        {
            return JsErrorWrongThread;
        }

        VALIDATE_IS_DEBUGGING(runtime->GetJsrtDebugManager());

        Js::Utf8SourceInfo* utf8SourceInfo = nullptr;

        for (Js::ScriptContext* currentScriptContext = runtime->GetThreadContext()->GetScriptContextList();
            currentScriptContext != nullptr && utf8SourceInfo == nullptr && !currentScriptContext->IsClosed();
            currentScriptContext = currentScriptContext->next)
        {
            currentScriptContext->MapScript([&](Js::Utf8SourceInfo* sourceInfo) -> bool
            {
                if (sourceInfo->GetSourceInfoId() == scriptId)
                {
                    utf8SourceInfo = sourceInfo;
                    return true;
                }
                return false;
            });
        }

        if (utf8SourceInfo != nullptr && utf8SourceInfo->HasDebugDocument())
        {
            JsrtDebugManager* jsrtDebugManager = runtime->GetJsrtDebugManager();
            Js::DynamicObject* bpObject = jsrtDebugManager->SetBreakPoint(currentContext->GetScriptContext(), utf8SourceInfo, lineNumber, columnNumber);

            if(bpObject != nullptr)
            {
                *breakpoint = bpObject;
                return JsNoError;
            }

            return JsErrorDiagUnableToPerformAction;
        }

        return JsErrorDiagObjectNotFound;
    });
#endif
}
Exemplo n.º 2
0
CHAKRA_API JsDiagGetBreakOnException(
    _In_ JsRuntimeHandle runtimeHandle,
    _Out_ JsDiagBreakOnExceptionAttributes* exceptionAttributes)
{
#ifndef ENABLE_SCRIPT_DEBUGGING
    return JsErrorCategoryUsage;
#else
    return GlobalAPIWrapper_NoRecord([&]() -> JsErrorCode {

        VALIDATE_INCOMING_RUNTIME_HANDLE(runtimeHandle);

        PARAM_NOT_NULL(exceptionAttributes);

        *exceptionAttributes = JsDiagBreakOnExceptionAttributeNone;

        JsrtRuntime * runtime = JsrtRuntime::FromHandle(runtimeHandle);

        JsrtDebugManager* jsrtDebugManager = runtime->GetJsrtDebugManager();

        VALIDATE_IS_DEBUGGING(jsrtDebugManager);

        *exceptionAttributes = jsrtDebugManager->GetBreakOnException();

        return JsNoError;
    });
#endif
}
Exemplo n.º 3
0
CHAKRA_API JsDiagRemoveBreakpoint(
    _In_ unsigned int breakpointId)
{
#ifndef ENABLE_SCRIPT_DEBUGGING
    return JsErrorCategoryUsage;
#else
    return GlobalAPIWrapper_NoRecord([&]() -> JsErrorCode {

        JsrtContext *currentContext = JsrtContext::GetCurrent();

        JsrtRuntime* runtime = currentContext->GetRuntime();

        ThreadContextScope scope(runtime->GetThreadContext());

        if (!scope.IsValid())
        {
            return JsErrorWrongThread;
        }

        JsrtDebugManager* jsrtDebugManager = runtime->GetJsrtDebugManager();

        VALIDATE_IS_DEBUGGING(jsrtDebugManager);

        if (!jsrtDebugManager->RemoveBreakpoint(breakpointId))
        {
            return JsErrorInvalidArgument;
        }

        return JsNoError;
    });
#endif
}
Exemplo n.º 4
0
CHAKRA_API JsDiagRequestAsyncBreak(
    _In_ JsRuntimeHandle runtimeHandle)
{
#ifndef ENABLE_SCRIPT_DEBUGGING
    return JsErrorCategoryUsage;
#else
    return GlobalAPIWrapper_NoRecord([&]() -> JsErrorCode {

        VALIDATE_INCOMING_RUNTIME_HANDLE(runtimeHandle);

        JsrtRuntime * runtime = JsrtRuntime::FromHandle(runtimeHandle);

        JsrtDebugManager* jsrtDebugManager = runtime->GetJsrtDebugManager();

        VALIDATE_IS_DEBUGGING(jsrtDebugManager);

        for (Js::ScriptContext *scriptContext = runtime->GetThreadContext()->GetScriptContextList();
        scriptContext != nullptr && !scriptContext->IsClosed();
            scriptContext = scriptContext->next)
        {
            jsrtDebugManager->EnableAsyncBreak(scriptContext);
        }

        return JsNoError;
    });
#endif
}
Exemplo n.º 5
0
CHAKRA_API JsDiagStopDebugging(
    _In_ JsRuntimeHandle runtimeHandle,
    _Out_opt_ void** callbackState)
{
#ifndef ENABLE_SCRIPT_DEBUGGING
    return JsErrorCategoryUsage;
#else
    return GlobalAPIWrapper_NoRecord([&]() -> JsErrorCode {

        VALIDATE_INCOMING_RUNTIME_HANDLE(runtimeHandle);

        if (callbackState != nullptr)
        {
            *callbackState = nullptr;
        }

        JsrtRuntime * runtime = JsrtRuntime::FromHandle(runtimeHandle);
        ThreadContext * threadContext = runtime->GetThreadContext();

        VALIDATE_RUNTIME_STATE_FOR_START_STOP_DEBUGGING(threadContext);

        JsrtDebugManager* jsrtDebugManager = runtime->GetJsrtDebugManager();

        VALIDATE_IS_DEBUGGING(jsrtDebugManager);

        for (Js::ScriptContext *scriptContext = runtime->GetThreadContext()->GetScriptContextList();
        scriptContext != nullptr && !scriptContext->IsClosed();
            scriptContext = scriptContext->next)
        {
            Assert(scriptContext->IsScriptContextInDebugMode());

            HRESULT hr;
            if (FAILED(hr = scriptContext->OnDebuggerDetached()))
            {
                Debugger_AttachDetach_unrecoverable_error(hr); // Inconsistent state, we can't continue from here
                return JsErrorFatal;
            }

            Js::DebugContext* debugContext = scriptContext->GetDebugContext();

            Js::ProbeContainer* probeContainer = debugContext->GetProbeContainer();
            probeContainer->UninstallInlineBreakpointProbe(nullptr);
            probeContainer->UninstallDebuggerScriptOptionCallback();

            jsrtDebugManager->ClearBreakpointDebugDocumentDictionary();
        }

        void* cbState = jsrtDebugManager->GetAndClearCallbackState();

        if (callbackState != nullptr)
        {
            *callbackState = cbState;
        }

        return JsNoError;
    });
#endif
}
Exemplo n.º 6
0
CHAKRA_API JsDiagGetBreakpoints(
    _Out_ JsValueRef *breakpoints)
{
#ifndef ENABLE_SCRIPT_DEBUGGING
    return JsErrorCategoryUsage;
#else
    return GlobalAPIWrapper_NoRecord([&]() -> JsErrorCode {

        PARAM_NOT_NULL(breakpoints);

        *breakpoints = JS_INVALID_REFERENCE;

        JsrtContext *currentContext = JsrtContext::GetCurrent();

        Js::JavascriptArray* bpsArray = currentContext->GetScriptContext()->GetLibrary()->CreateArray();

        JsrtRuntime * runtime = currentContext->GetRuntime();

        ThreadContextScope scope(runtime->GetThreadContext());

        if (!scope.IsValid())
        {
            return JsErrorWrongThread;
        }

        JsrtDebugManager* jsrtDebugManager = runtime->GetJsrtDebugManager();

        VALIDATE_IS_DEBUGGING(jsrtDebugManager);

        for (Js::ScriptContext *scriptContext = runtime->GetThreadContext()->GetScriptContextList();
        scriptContext != nullptr && !scriptContext->IsClosed();
            scriptContext = scriptContext->next)
        {
            jsrtDebugManager->GetBreakpoints(&bpsArray, scriptContext);
        }

        *breakpoints = bpsArray;

        return JsNoError;
    });
#endif
}
Exemplo n.º 7
0
CHAKRA_API JsDiagSetStepType(
    _In_ JsDiagStepType stepType)
{
#ifndef ENABLE_SCRIPT_DEBUGGING
    return JsErrorCategoryUsage;
#else
    return ContextAPIWrapper_NoRecord<true>([&](Js::ScriptContext * scriptContext) -> JsErrorCode {

        JsrtContext *currentContext = JsrtContext::GetCurrent();
        JsrtRuntime* runtime = currentContext->GetRuntime();

        VALIDATE_RUNTIME_IS_AT_BREAK(runtime);

        JsrtDebugManager* jsrtDebugManager = runtime->GetJsrtDebugManager();

        VALIDATE_IS_DEBUGGING(jsrtDebugManager);

        if (stepType == JsDiagStepTypeStepIn)
        {
            jsrtDebugManager->SetResumeType(BREAKRESUMEACTION_STEP_INTO);
        }
        else if (stepType == JsDiagStepTypeStepOut)
        {
           jsrtDebugManager->SetResumeType(BREAKRESUMEACTION_STEP_OUT);
        }
        else if (stepType == JsDiagStepTypeStepOver)
        {
            jsrtDebugManager->SetResumeType(BREAKRESUMEACTION_STEP_OVER);
        }
        else if (stepType == JsDiagStepTypeStepBack)
        {
#if ENABLE_TTD
            ThreadContext* threadContext = runtime->GetThreadContext();
            if(!threadContext->IsRuntimeInTTDMode())
            {
                //Don't want to fail hard when user accidentally clicks this so pring message and step forward 
                fprintf(stderr, "Must be in replay mode to use reverse-step - launch with \"--replay-debug\" flag in Node.");
                jsrtDebugManager->SetResumeType(BREAKRESUMEACTION_STEP_OVER);
            }
            else
            {
                threadContext->TTDExecutionInfo->SetPendingTTDStepBackMove();

                //don't worry about BP suppression because we are just going to throw after we return
                jsrtDebugManager->SetResumeType(BREAKRESUMEACTION_CONTINUE);
            }
#else
            return JsErrorInvalidArgument;
#endif
        }
        else if (stepType == JsDiagStepTypeReverseContinue)
        {
#if ENABLE_TTD
            ThreadContext* threadContext = runtime->GetThreadContext();
            if(!threadContext->IsRuntimeInTTDMode())
            {
                //Don't want to fail hard when user accidentally clicks this so pring message and step forward 
                fprintf(stderr, "Must be in replay mode to use reverse-continue - launch with \"--replay-debug\" flag in Node.");
                jsrtDebugManager->SetResumeType(BREAKRESUMEACTION_CONTINUE);
            }
            else
            {
                threadContext->TTDExecutionInfo->SetPendingTTDReverseContinueMove(JsTTDMoveMode::JsTTDMoveScanIntervalForContinue);

                //don't worry about BP suppression because we are just going to throw after we return
                jsrtDebugManager->SetResumeType(BREAKRESUMEACTION_CONTINUE);
            }
#else
            return JsErrorInvalidArgument;
#endif
        }
        else if (stepType == JsDiagStepTypeContinue)
        {
            jsrtDebugManager->SetResumeType(BREAKRESUMEACTION_CONTINUE);
        }

        return JsNoError;
    });
#endif
}
Exemplo n.º 8
0
CHAKRA_API JsDiagStartDebugging(
    _In_ JsRuntimeHandle runtimeHandle,
    _In_ JsDiagDebugEventCallback debugEventCallback,
    _In_opt_ void* callbackState)
{
#ifndef ENABLE_SCRIPT_DEBUGGING
    return JsErrorCategoryUsage;
#else
    return GlobalAPIWrapper_NoRecord([&]() -> JsErrorCode {

        VALIDATE_INCOMING_RUNTIME_HANDLE(runtimeHandle);

        PARAM_NOT_NULL(debugEventCallback);

        JsrtRuntime * runtime = JsrtRuntime::FromHandle(runtimeHandle);
        ThreadContext * threadContext = runtime->GetThreadContext();

        VALIDATE_RUNTIME_STATE_FOR_START_STOP_DEBUGGING(threadContext);

        if (runtime->GetJsrtDebugManager() != nullptr && runtime->GetJsrtDebugManager()->IsDebugEventCallbackSet())
        {
            return JsErrorDiagAlreadyInDebugMode;
        }

        // Create the debug object to save callback function and data
        runtime->EnsureJsrtDebugManager();

        JsrtDebugManager* jsrtDebugManager = runtime->GetJsrtDebugManager();

        jsrtDebugManager->SetDebugEventCallback(debugEventCallback, callbackState);

        if (threadContext->GetDebugManager() != nullptr)
        {
            threadContext->GetDebugManager()->SetLocalsDisplayFlags(Js::DebugManager::LocalsDisplayFlags::LocalsDisplayFlags_NoGroupMethods);
        }

        for (Js::ScriptContext *scriptContext = runtime->GetThreadContext()->GetScriptContextList();
        scriptContext != nullptr && !scriptContext->IsClosed();
            scriptContext = scriptContext->next)
        {
            Assert(!scriptContext->IsScriptContextInDebugMode());

            Js::DebugContext* debugContext = scriptContext->GetDebugContext();

            if (debugContext->GetHostDebugContext() == nullptr)
            {
                debugContext->SetHostDebugContext(jsrtDebugManager);
            }

            HRESULT hr;
            if (FAILED(hr = scriptContext->OnDebuggerAttached()))
            {
                Debugger_AttachDetach_fatal_error(hr); // Inconsistent state, we can't continue from here
                return JsErrorFatal;
            }

            // ScriptContext might get closed in OnDebuggerAttached
            if (!scriptContext->IsClosed())
            {
                Js::ProbeContainer* probeContainer = debugContext->GetProbeContainer();
                probeContainer->InitializeInlineBreakEngine(jsrtDebugManager);
                probeContainer->InitializeDebuggerScriptOptionCallback(jsrtDebugManager);
            }
        }

        return JsNoError;
    });
#endif
}