| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_RENDERER_MEDIA_WEBRTC_LOGGING_MESSAGE_FILTER_H_ |
| #define CHROME_RENDERER_MEDIA_WEBRTC_LOGGING_MESSAGE_FILTER_H_ |
| |
| #include "base/single_thread_task_runner.h" |
| #include "chrome/common/media/webrtc_logging_message_data.h" |
| #include "ipc/message_filter.h" |
| |
| class ChromeWebRtcLogMessageDelegate; |
| |
| // Filter for WebRTC logging messages. Sits between |
| // ChromeWebRtcLogMessageDelegate (renderer process) and |
| // WebRtcLoggingHandlerHost (browser process). Must be called on the IO thread. |
| class WebRtcLoggingMessageFilter : public IPC::MessageFilter { |
| public: |
| explicit WebRtcLoggingMessageFilter( |
| const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner); |
| |
| virtual void AddLogMessages( |
| const std::vector<WebRtcLoggingMessageData>& messages); |
| virtual void LoggingStopped(); |
| |
| const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner() { |
| return io_task_runner_; |
| } |
| |
| protected: |
| ~WebRtcLoggingMessageFilter() override; |
| |
| scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_; |
| |
| // Owned by this class. The only other pointer to it is in libjingle's logging |
| // file. That's a global pointer used on different threads, so we will leak |
| // this object when we go away to ensure that it outlives any log messages |
| // coming from libjingle. |
| // This is protected for unit test purposes. |
| // TODO(vrk): Remove ChromeWebRtcLogMessageDelegate's pointer to |
| // WebRtcLoggingMessageFilter so that we can write a unit test that doesn't |
| // need this accessor. |
| ChromeWebRtcLogMessageDelegate* log_message_delegate_; |
| |
| private: |
| // IPC::MessageFilter implementation. |
| bool OnMessageReceived(const IPC::Message& message) override; |
| void OnFilterAdded(IPC::Sender* sender) override; |
| void OnFilterRemoved() override; |
| void OnChannelClosing() override; |
| |
| void CreateLoggingHandler(); |
| |
| void OnStartLogging(); |
| void OnStopLogging(); |
| void Send(IPC::Message* message); |
| |
| IPC::Sender* sender_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WebRtcLoggingMessageFilter); |
| }; |
| |
| #endif // CHROME_RENDERER_MEDIA_WEBRTC_LOGGING_MESSAGE_FILTER_H_ |