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Side by Side Diff: ppapi/proxy/ppb_audio_proxy.h

Issue 6334016: Refactor PPAPI proxy resource handling to maintain which host they came from,... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 9 years, 10 months ago
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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef PPAPI_PROXY_PPB_AUDIO_PROXY_H_ 5 #ifndef PPAPI_PROXY_PPB_AUDIO_PROXY_H_
6 #define PPAPI_PROXY_PPB_AUDIO_PROXY_H_ 6 #define PPAPI_PROXY_PPB_AUDIO_PROXY_H_
7 7
8 #include "base/basictypes.h" 8 #include "base/basictypes.h"
9 #include "base/shared_memory.h" 9 #include "base/shared_memory.h"
10 #include "base/sync_socket.h" 10 #include "base/sync_socket.h"
11 #include "ipc/ipc_platform_file.h" 11 #include "ipc/ipc_platform_file.h"
12 #include "ppapi/c/pp_instance.h" 12 #include "ppapi/c/pp_instance.h"
13 #include "ppapi/c/pp_module.h" 13 #include "ppapi/c/pp_module.h"
14 #include "ppapi/c/pp_resource.h" 14 #include "ppapi/c/pp_resource.h"
15 #include "ppapi/cpp/completion_callback.h" 15 #include "ppapi/cpp/completion_callback.h"
16 #include "ppapi/proxy/interface_proxy.h" 16 #include "ppapi/proxy/interface_proxy.h"
17 #include "ppapi/proxy/proxy_non_thread_safe_ref_count.h" 17 #include "ppapi/proxy/proxy_non_thread_safe_ref_count.h"
18 18
19 struct PPB_Audio; 19 struct PPB_Audio;
20 20
21 namespace pp { 21 namespace pp {
22 namespace proxy { 22 namespace proxy {
23 23
24 struct PPBAudio_NotifyAudioStreamCreated_Params;
25 class HostResource;
26
24 class PPB_Audio_Proxy : public InterfaceProxy { 27 class PPB_Audio_Proxy : public InterfaceProxy {
25 public: 28 public:
26 PPB_Audio_Proxy(Dispatcher* dispatcher, const void* target_interface); 29 PPB_Audio_Proxy(Dispatcher* dispatcher, const void* target_interface);
27 virtual ~PPB_Audio_Proxy(); 30 virtual ~PPB_Audio_Proxy();
28 31
29 const PPB_Audio* ppb_audio_target() const { 32 const PPB_Audio* ppb_audio_target() const {
30 return static_cast<const PPB_Audio*>(target_interface()); 33 return static_cast<const PPB_Audio*>(target_interface());
31 } 34 }
32 35
33 // InterfaceProxy implementation. 36 // InterfaceProxy implementation.
34 virtual const void* GetSourceInterface() const; 37 virtual const void* GetSourceInterface() const;
35 virtual InterfaceID GetInterfaceId() const; 38 virtual InterfaceID GetInterfaceId() const;
36 virtual bool OnMessageReceived(const IPC::Message& msg); 39 virtual bool OnMessageReceived(const IPC::Message& msg);
37 40
38 private: 41 private:
39 // Plugin->renderer message handlers. 42 // Plugin->renderer message handlers.
40 void OnMsgCreate(PP_Instance instance_id, 43 void OnMsgCreate(PP_Instance instance_id,
41 PP_Resource config_id, 44 const HostResource& config_id,
42 PP_Resource* result); 45 HostResource* result);
43 void OnMsgStartOrStop(PP_Resource audio_id, bool play); 46 void OnMsgStartOrStop(const HostResource& audio_id, bool play);
44 47
45 // Renderer->plugin message handlers. 48 // Renderer->plugin message handlers.
46 void OnMsgNotifyAudioStreamCreated( 49 void OnMsgNotifyAudioStreamCreated(
47 PP_Resource audio_id, 50 const PPBAudio_NotifyAudioStreamCreated_Params& params);
48 int32_t result_code,
49 IPC::PlatformFileForTransit socket_handle,
50 base::SharedMemoryHandle shared_memory_handle,
51 uint32_t shared_memory_length);
52 51
53 void AudioChannelConnected(int32_t result, PP_Resource resource); 52 void AudioChannelConnected(int32_t result,
53 const HostResource& resource);
54 54
55 // In the renderer, this is called in response to a stream created message. 55 // In the renderer, this is called in response to a stream created message.
56 // It will retrieve the shared memory and socket handles and place them into 56 // It will retrieve the shared memory and socket handles and place them into
57 // the given out params. The return value is a PPAPI error code. 57 // the given out params. The return value is a PPAPI error code.
58 // 58 //
59 // The input arguments should be initialized to 0 or -1, depending on the 59 // The input arguments should be initialized to 0 or -1, depending on the
60 // platform's default invalid handle values. On error, some of these 60 // platform's default invalid handle values. On error, some of these
61 // arguments may be written to, and others may be untouched, depending on 61 // arguments may be written to, and others may be untouched, depending on
62 // where the error occurred. 62 // where the error occurred.
63 int32_t GetAudioConnectedHandles( 63 int32_t GetAudioConnectedHandles(
64 PP_Resource resource, 64 const HostResource& resource,
65 IPC::PlatformFileForTransit* foreign_socket_handle, 65 IPC::PlatformFileForTransit* foreign_socket_handle,
66 base::SharedMemoryHandle* foreign_shared_memory_handle, 66 base::SharedMemoryHandle* foreign_shared_memory_handle,
67 uint32_t* shared_memory_length); 67 uint32_t* shared_memory_length);
68 68
69 CompletionCallbackFactory<PPB_Audio_Proxy, 69 CompletionCallbackFactory<PPB_Audio_Proxy,
70 ProxyNonThreadSafeRefCount> callback_factory_; 70 ProxyNonThreadSafeRefCount> callback_factory_;
71 71
72 DISALLOW_COPY_AND_ASSIGN(PPB_Audio_Proxy); 72 DISALLOW_COPY_AND_ASSIGN(PPB_Audio_Proxy);
73 }; 73 };
74 74
75 } // namespace proxy 75 } // namespace proxy
76 } // namespace pp 76 } // namespace pp
77 77
78 #endif // PPAPI_PROXY_PPB_AUDIO_PROXY_H_ 78 #endif // PPAPI_PROXY_PPB_AUDIO_PROXY_H_
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