summaryrefslogtreecommitdiffstats
path: root/ppapi/proxy/ppb_audio_proxy.h
diff options
context:
space:
mode:
Diffstat (limited to 'ppapi/proxy/ppb_audio_proxy.h')
-rw-r--r--ppapi/proxy/ppb_audio_proxy.h78
1 files changed, 78 insertions, 0 deletions
diff --git a/ppapi/proxy/ppb_audio_proxy.h b/ppapi/proxy/ppb_audio_proxy.h
new file mode 100644
index 0000000..a6d2738
--- /dev/null
+++ b/ppapi/proxy/ppb_audio_proxy.h
@@ -0,0 +1,78 @@
+// Copyright (c) 2010 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 PPAPI_PROXY_PPB_AUDIO_PROXY_H_
+#define PPAPI_PROXY_PPB_AUDIO_PROXY_H_
+
+#include "base/basictypes.h"
+#include "base/shared_memory.h"
+#include "base/sync_socket.h"
+#include "ipc/ipc_platform_file.h"
+#include "ppapi/c/pp_instance.h"
+#include "ppapi/c/pp_module.h"
+#include "ppapi/c/pp_resource.h"
+#include "ppapi/cpp/completion_callback.h"
+#include "ppapi/proxy/interface_proxy.h"
+#include "ppapi/proxy/proxy_non_thread_safe_ref_count.h"
+
+struct PPB_Audio_Dev;
+
+namespace pp {
+namespace proxy {
+
+class PPB_Audio_Proxy : public InterfaceProxy {
+ public:
+ PPB_Audio_Proxy(Dispatcher* dispatcher, const void* target_interface);
+ virtual ~PPB_Audio_Proxy();
+
+ const PPB_Audio_Dev* ppb_audio_target() const {
+ return static_cast<const PPB_Audio_Dev*>(target_interface());
+ }
+
+ // InterfaceProxy implementation.
+ virtual const void* GetSourceInterface() const;
+ virtual InterfaceID GetInterfaceId() const;
+ virtual void OnMessageReceived(const IPC::Message& msg);
+
+ private:
+ // Plugin->renderer message handlers.
+ void OnMsgCreate(PP_Instance instance_id,
+ PP_Resource config_id,
+ PP_Resource* result);
+ void OnMsgStartOrStop(PP_Resource audio_id, bool play);
+
+ // Renderer->plugin message handlers.
+ void OnMsgNotifyAudioStreamCreated(
+ PP_Resource audio_id,
+ int32_t result_code,
+ IPC::PlatformFileForTransit socket_handle,
+ base::SharedMemoryHandle shared_memory_handle,
+ uint32_t shared_memory_length);
+
+ void AudioChannelConnected(int32_t result, PP_Resource resource);
+
+ // In the renderer, this is called in response to a stream created message.
+ // It will retrieve the shared memory and socket handles and place them into
+ // the given out params. The return value is a PPAPI error code.
+ //
+ // The input arguments should be initialized to 0 or -1, depending on the
+ // platform's default invalid handle values. On error, some of these
+ // arguments may be written to, and others may be untouched, depending on
+ // where the error occurred.
+ int32_t GetAudioConnectedHandles(
+ PP_Resource resource,
+ IPC::PlatformFileForTransit* foreign_socket_handle,
+ base::SharedMemoryHandle* foreign_shared_memory_handle,
+ uint32_t* shared_memory_length);
+
+ CompletionCallbackFactory<PPB_Audio_Proxy,
+ ProxyNonThreadSafeRefCount> callback_factory_;
+
+ DISALLOW_COPY_AND_ASSIGN(PPB_Audio_Proxy);
+};
+
+} // namespace proxy
+} // namespace pp
+
+#endif // PPAPI_PROXY_PPB_AUDIO_PROXY_H_