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1 // Copyright (c) 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. | |
4 | |
5 #ifndef CONTENT_RENDERER_MEDIA_WEBRTC_LOGGING_HANDLER_IMPL_H_ | |
6 #define CONTENT_RENDERER_MEDIA_WEBRTC_LOGGING_HANDLER_IMPL_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/shared_memory.h" | |
11 #include "base/threading/non_thread_safe.h" | |
12 #include "content/common/content_export.h" | |
13 #include "ipc/ipc_channel_proxy.h" | |
14 #include "third_party/libjingle/overrides/logging/log_message_delegate.h" | |
15 | |
16 namespace base { | |
17 class MessageLoopProxy; | |
18 } | |
19 | |
20 namespace content { | |
21 | |
22 class PartialCircularBuffer; | |
23 class WebRtcLoggingMessageFilter; | |
24 | |
25 // WebRtcLoggingHandlerImpl handles WebRTC logging. There is one object per | |
26 // render process, owned by WebRtcLoggingMessageFilter. It communicates with | |
27 // WebRtcLoggingHandlerHost and receives logging messages from libjingle and | |
28 // writes them to a shared memory buffer. | |
29 class CONTENT_EXPORT WebRtcLoggingHandlerImpl | |
30 : public NON_EXPORTED_BASE(talk_base::LogMessageDelegate), | |
31 public NON_EXPORTED_BASE(base::NonThreadSafe) { | |
32 public: | |
33 WebRtcLoggingHandlerImpl( | |
34 const scoped_refptr<base::MessageLoopProxy>& io_message_loop); | |
35 | |
36 virtual ~WebRtcLoggingHandlerImpl(); | |
37 | |
38 // talk_base::LogMessageDelegate implementation. | |
39 virtual void LogMessage(const std::string& message) OVERRIDE; | |
40 | |
41 void OnFilterRemoved(); | |
42 | |
43 void OnLogOpened(base::SharedMemoryHandle handle, uint32 length); | |
44 void OnOpenLogFailed(); | |
45 | |
46 private: | |
47 scoped_refptr<base::MessageLoopProxy> io_message_loop_; | |
48 scoped_ptr<base::SharedMemory> shared_memory_; | |
49 scoped_ptr<content::PartialCircularBuffer> circular_buffer_; | |
50 | |
51 DISALLOW_COPY_AND_ASSIGN(WebRtcLoggingHandlerImpl); | |
52 }; | |
53 | |
54 } // namespace content | |
55 | |
56 #endif // CONTENT_RENDERER_MEDIA_WEBRTC_LOGGING_HANDLER_IMPL_H_ | |
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