C++ DataReference::data方法代码示例

void PluginControllerProxy::manualStreamDidReceiveData(const CoreIPC::DataReference& data)
{
    if (m_pluginCanceledManualStreamLoad)
        return;

    m_plugin->manualStreamDidReceiveData(reinterpret_cast<const char*>(data.data()), data.size());
}

static PassRefPtr<WebData> createWebData(const CoreIPC::DataReference& data)
{
    if (data.isEmpty())
        return 0;

    return WebData::create(data.data(), data.size());
}

void WebSoupRequestManager::didHandleURIRequest(const CoreIPC::DataReference& requestData, uint64_t contentLength, const String& mimeType, uint64_t requestID)
{
    WebSoupRequestAsyncData* data = m_requestMap.get(requestID);
    ASSERT(data);
    GRefPtr<GSimpleAsyncResult> result = data->releaseResult();
    ASSERT(result.get());

    GRefPtr<WebKitSoupRequestGeneric> request = adoptGRef(WEBKIT_SOUP_REQUEST_GENERIC(g_async_result_get_source_object(G_ASYNC_RESULT(result.get()))));
    webkitSoupRequestGenericSetContentLength(request.get(), contentLength ? contentLength : -1);
    webkitSoupRequestGenericSetContentType(request.get(), !mimeType.isEmpty() ? mimeType.utf8().data() : 0);

    GInputStream* dataStream;
    if (!requestData.size()) {
        // Empty reply, just create and empty GMemoryInputStream.
        dataStream = g_memory_input_stream_new();
        m_requestMap.remove(requestID);
    } else if (requestData.size() == contentLength) {
        // We don't expect more data, so we can just create a GMemoryInputStream with all the data.
        dataStream = g_memory_input_stream_new_from_data(g_memdup(requestData.data(), requestData.size()), contentLength, g_free);
        m_requestMap.remove(requestID);
    } else {
        // We expect more data chunks from the UI process.
        dataStream = webkitSoupRequestInputStreamNew(contentLength);
        data->stream = dataStream;
        webkitSoupRequestInputStreamAddData(WEBKIT_SOUP_REQUEST_INPUT_STREAM(dataStream), requestData.data(), requestData.size());
    }
    g_simple_async_result_set_op_res_gpointer(result.get(), dataStream, g_object_unref);
    g_simple_async_result_complete(result.get());
}

bool NetworkResourceLoadParameters::decode(CoreIPC::ArgumentDecoder* decoder, NetworkResourceLoadParameters& result)
{
    if (!decoder->decode(result.m_request))
        return false;

    bool hasHTTPBody;
    if (!decoder->decode(hasHTTPBody))
        return false;

    if (hasHTTPBody) {
        CoreIPC::DataReference formData;
        if (!decoder->decode(formData))
            return false;
        DecoderAdapter httpBodyDecoderAdapter(formData.data(), formData.size());
        result.m_request.setHTTPBody(FormData::decode(httpBodyDecoderAdapter));
    }

    if (!decoder->decodeEnum(result.m_priority))
        return false;
    if (!decoder->decodeEnum(result.m_contentSniffingPolicy))
        return false;
    if (!decoder->decodeEnum(result.m_allowStoredCredentials))
        return false;
    if (!decoder->decode(result.m_inPrivateBrowsingMode))
        return false;

    return true;
}

void WebIconDatabase::setIconDataForIconURL(const CoreIPC::DataReference& iconData, const String& iconURL)
{
    LOG(IconDatabase, "WK2 UIProcess setting icon data (%i bytes) for page URL %s", (int)iconData.size(), iconURL.ascii().data());
    if (!m_iconDatabaseImpl)
        return;

    RefPtr<SharedBuffer> buffer = SharedBuffer::create(iconData.data(), iconData.size());
    m_iconDatabaseImpl->setIconDataForIconURL(buffer.release(), iconURL);
}

bool decode(ArgumentDecoder* decoder, RetainPtr<CFDataRef>& result)
{
    CoreIPC::DataReference dataReference;
    if (!decoder->decode(dataReference))
        return false;

    result.adoptCF(CFDataCreate(0, dataReference.data(), dataReference.size()));
    return true;
}

bool NetworkResourceLoadParameters::decode(CoreIPC::ArgumentDecoder& decoder, NetworkResourceLoadParameters& result)
{
    if (!decoder.decode(result.m_identifier))
        return false;

    if (!decoder.decode(result.m_webPageID))
        return false;

    if (!decoder.decode(result.m_webFrameID))
        return false;

    if (!decoder.decode(result.m_request))
        return false;

    bool hasHTTPBody;
    if (!decoder.decode(hasHTTPBody))
        return false;

    if (hasHTTPBody) {
        CoreIPC::DataReference formData;
        if (!decoder.decode(formData))
            return false;
        DecoderAdapter httpBodyDecoderAdapter(formData.data(), formData.size());
        result.m_request.setHTTPBody(FormData::decode(httpBodyDecoderAdapter));

        if (!decoder.decode(result.m_requestBodySandboxExtensions))
            return false;
    }

    if (result.m_request.url().isLocalFile()) {
        if (!decoder.decode(result.m_resourceSandboxExtension))
            return false;
    }

    if (!decoder.decodeEnum(result.m_priority))
        return false;
    if (!decoder.decodeEnum(result.m_contentSniffingPolicy))
        return false;
    if (!decoder.decodeEnum(result.m_allowStoredCredentials))
        return false;
    if (!decoder.decode(result.m_inPrivateBrowsingMode))
        return false;
    if (!decoder.decode(result.m_shouldClearReferrerOnHTTPSToHTTPRedirect))
        return false;

    return true;
}

void WebProcess::postInjectedBundleMessage(const CoreIPC::DataReference& messageData)
{
    InjectedBundle* injectedBundle = WebProcess::shared().injectedBundle();
    if (!injectedBundle)
        return;

    OwnPtr<CoreIPC::ArgumentDecoder> decoder = CoreIPC::ArgumentDecoder::create(messageData.data(), messageData.size());

    String messageName;
    if (!decoder->decode(messageName))
        return;

    RefPtr<APIObject> messageBody;
    InjectedBundleUserMessageDecoder messageBodyDecoder(messageBody);
    if (!decoder->decode(messageBodyDecoder))
        return;

    injectedBundle->didReceiveMessage(messageName, messageBody.get());
}

void PluginControllerProxy::streamDidReceiveData(uint64_t streamID, const CoreIPC::DataReference& data)
{
    m_plugin->streamDidReceiveData(streamID, reinterpret_cast<const char*>(data.data()), data.size());
}

void WebSoupRequestManager::didReceiveURIRequestData(const CoreIPC::DataReference& requestData, uint64_t requestID)
{
    WebSoupRequestAsyncData* data = m_requestMap.get(requestID);
    // The data might have been removed from the request map if a previous chunk failed
    // and a new message was sent by the UI process before being notified about the failure.
    if (!data)
        return;
    ASSERT(data->stream.get());

    if (data->requestFailed()) {
        // ResourceRequest failed or it was cancelled. It doesn't matter here the error or if it was cancelled,
        // because that's already handled by the resource handle client, we just want to notify the UI process
        // to stop reading data from the user input stream. If UI process already sent all the data we simply
        // finish silently.
        if (!webkitSoupRequestInputStreamFinished(WEBKIT_SOUP_REQUEST_INPUT_STREAM(data->stream.get())))
            m_process->connection()->send(Messages::WebSoupRequestManagerProxy::DidFailToLoadURIRequest(requestID), 0);
        m_requestMap.remove(requestID);

        return;
    }

    webkitSoupRequestInputStreamAddData(WEBKIT_SOUP_REQUEST_INPUT_STREAM(data->stream.get()), requestData.data(), requestData.size());
    if (webkitSoupRequestInputStreamFinished(WEBKIT_SOUP_REQUEST_INPUT_STREAM(data->stream.get())))
        m_requestMap.remove(requestID);
}