1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CHROME_RENDERER_MEDIA_CHROME_WEBRTC_LOG_MESSAGE_DELEGATE_H_
6 #define CHROME_RENDERER_MEDIA_CHROME_WEBRTC_LOG_MESSAGE_DELEGATE_H_
10 #include "base/memory/shared_memory.h"
11 #include "content/public/renderer/webrtc_log_message_delegate.h"
12 #include "ipc/ipc_channel_proxy.h"
15 class MessageLoopProxy;
18 class PartialCircularBuffer;
19 class WebRtcLoggingMessageFilter;
21 // ChromeWebRtcLogMessageDelegate handles WebRTC logging. There is one object
22 // per render process, owned by WebRtcLoggingMessageFilter. It communicates with
23 // WebRtcLoggingHandlerHost and receives logging messages from libjingle and
24 // writes them to a shared memory buffer.
25 class ChromeWebRtcLogMessageDelegate
26 : public content::WebRtcLogMessageDelegate,
27 public base::NonThreadSafe {
29 ChromeWebRtcLogMessageDelegate(
30 const scoped_refptr<base::MessageLoopProxy>& io_message_loop,
31 WebRtcLoggingMessageFilter* message_filter);
33 virtual ~ChromeWebRtcLogMessageDelegate();
35 // content::WebRtcLogMessageDelegate implementation.
36 virtual void LogMessage(const std::string& message) OVERRIDE;
38 void OnFilterRemoved();
40 void OnStartLogging(base::SharedMemoryHandle handle, uint32 length);
44 scoped_refptr<base::MessageLoopProxy> io_message_loop_;
45 scoped_ptr<base::SharedMemory> shared_memory_;
46 scoped_ptr<PartialCircularBuffer> circular_buffer_;
48 WebRtcLoggingMessageFilter* message_filter_;
50 DISALLOW_COPY_AND_ASSIGN(ChromeWebRtcLogMessageDelegate);
53 #endif // CHROME_RENDERER_MEDIA_CHROME_WEBRTC_LOG_MESSAGE_DELEGATE_H_