C++ (Cpp) AddPtr::value Examples

Example #1

File: TraceLogging.cpp Project: mephisto41/gecko-dev

TraceLoggerEventPayload*
TraceLoggerThread::getOrCreateEventPayload(const char* text)
{
    PointerHashMap::AddPtr p = pointerMap.lookupForAdd((const void*)text);
    if (p) {
        MOZ_ASSERT(p->value()->textId() < nextTextId); // Sanity check.
        return p->value();
    }

    TraceLoggerEventPayload* payload = nullptr;

    startEvent(TraceLogger_Internal);
    auto guardInternalStopEvent = mozilla::MakeScopeExit([&] {
        stopEvent(TraceLogger_Internal);
        if (payload)
            payload->release();
    });

    char* str = js_strdup(text);
    if (!str)
        return nullptr;

    uint32_t textId = nextTextId;

    payload = js_new<TraceLoggerEventPayload>(textId, str);
    if (!payload) {
        js_free(str);
        return nullptr;
    }

    if (!textIdPayloads.putNew(textId, payload)) {
        js_delete(payload);
        payload = nullptr;
        return nullptr;
    }

    // Temporarily mark the payload as used. To make sure it doesn't get GC'ed.
    payload->use();

    if (graph.get())
        graph->addTextId(textId, str);

    nextTextId++;

    if (!pointerMap.add(p, text, payload))
        return nullptr;

    return payload;
}

Example #2

File: TraceLogging.cpp Project: bzbarsky/spidernode

TraceLoggerEventPayload*
TraceLoggerThread::getOrCreateEventPayload(const char* text)
{
    PointerHashMap::AddPtr p = pointerMap.lookupForAdd((const void*)text);
    if (p) {
        MOZ_ASSERT(p->value()->textId() < nextTextId); // Sanity check.
        return p->value();
    }

    AutoTraceLog internal(this, TraceLogger_Internal);

    size_t len = strlen(text);
    char* str = js_pod_malloc<char>(len + 1);
    if (!str)
        return nullptr;

    DebugOnly<size_t> ret = JS_snprintf(str, len + 1, "%s", text);
    MOZ_ASSERT(ret == len);
    MOZ_ASSERT(strlen(str) == len);

    uint32_t textId = nextTextId;

    TraceLoggerEventPayload* payload = js_new<TraceLoggerEventPayload>(textId, str);
    if (!payload) {
        js_free(str);
        return nullptr;
    }

    if (!textIdPayloads.putNew(textId, payload)) {
        js_delete(payload);
        return nullptr;
    }

    if (graph.get())
        graph->addTextId(textId, str);

    nextTextId++;

    if (!pointerMap.add(p, text, payload))
        return nullptr;

    return payload;
}

Example #3

File: TraceLogging.cpp Project: cstipkovic/gecko-dev

TraceLoggerEventPayload*
TraceLoggerThread::getOrCreateEventPayload(const char* text)
{
    PointerHashMap::AddPtr p = pointerMap.lookupForAdd((const void*)text);
    if (p) {
        MOZ_ASSERT(p->value()->textId() < nextTextId); // Sanity check.
        return p->value();
    }

    AutoTraceLog internal(this, TraceLogger_Internal);

    char* str = js_strdup(text);
    if (!str)
        return nullptr;

    uint32_t textId = nextTextId;

    TraceLoggerEventPayload* payload = js_new<TraceLoggerEventPayload>(textId, str);
    if (!payload) {
        js_free(str);
        return nullptr;
    }

    if (!textIdPayloads.putNew(textId, payload)) {
        js_delete(payload);
        return nullptr;
    }

    if (graph.get())
        graph->addTextId(textId, str);

    nextTextId++;

    if (!pointerMap.add(p, text, payload))
        return nullptr;

    return payload;
}

Example #4

File: TraceLogging.cpp Project: cstipkovic/gecko-dev

TraceLoggerEventPayload*
TraceLoggerThread::getOrCreateEventPayload(TraceLoggerTextId type, const char* filename,
                                           size_t lineno, size_t colno, const void* ptr)
{
    MOZ_ASSERT(type == TraceLogger_Scripts || type == TraceLogger_AnnotateScripts ||
               type == TraceLogger_InlinedScripts);

    if (!filename)
        filename = "<unknown>";

    // Only log scripts when enabled otherwise return the global Scripts textId,
    // which will get filtered out.
    MOZ_ASSERT(traceLoggerState);
    if (!traceLoggerState->isTextIdEnabled(type))
        return getOrCreateEventPayload(type);

    PointerHashMap::AddPtr p;
    if (ptr) {
        p = pointerMap.lookupForAdd(ptr);
        if (p) {
            MOZ_ASSERT(p->value()->textId() < nextTextId); // Sanity check.
            return p->value();
        }
    }

    AutoTraceLog internal(this, TraceLogger_Internal);

    // Compute the length of the string to create.
    size_t lenFilename = strlen(filename);
    size_t lenLineno = 1;
    for (size_t i = lineno; i /= 10; lenLineno++);
    size_t lenColno = 1;
    for (size_t i = colno; i /= 10; lenColno++);

    size_t len = 7 + lenFilename + 1 + lenLineno + 1 + lenColno;
    char* str = js_pod_malloc<char>(len + 1);
    if (!str)
        return nullptr;

    DebugOnly<size_t> ret =
        snprintf(str, len + 1, "script %s:%" PRIuSIZE ":%" PRIuSIZE, filename, lineno, colno);
    MOZ_ASSERT(ret == len);
    MOZ_ASSERT(strlen(str) == len);

    uint32_t textId = nextTextId;
    TraceLoggerEventPayload* payload = js_new<TraceLoggerEventPayload>(textId, str);
    if (!payload) {
        js_free(str);
        return nullptr;
    }

    if (!textIdPayloads.putNew(textId, payload)) {
        js_delete(payload);
        return nullptr;
    }

    if (graph.get())
        graph->addTextId(textId, str);

    nextTextId++;

    if (ptr) {
        if (!pointerMap.add(p, ptr, payload))
            return nullptr;
    }

    return payload;
}