Implementation of ppapi audio.

ppapi/thunk/ppb_audio_input_trusted_thunk.cc

Index: ppapi/thunk/ppb_audio_input_trusted_thunk.cc
===================================================================
--- ppapi/thunk/ppb_audio_input_trusted_thunk.cc	(revision 0)
+++ ppapi/thunk/ppb_audio_input_trusted_thunk.cc	(revision 0)
@@ -0,0 +1,66 @@
+// Copyright (c) 2011 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.
+
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/c/trusted/ppb_audio_input_trusted_dev.h"
+#include "ppapi/thunk/common.h"
+#include "ppapi/thunk/enter.h"
+#include "ppapi/thunk/thunk.h"
+#include "ppapi/thunk/ppb_audio_input_api.h"
+#include "ppapi/thunk/resource_creation_api.h"
+
+namespace ppapi {
+namespace thunk {
+
+namespace {
+
+typedef EnterResource<PPB_AudioInput_API> EnterAudioInput;
+
+PP_Resource Create(PP_Instance instance_id) {
+  EnterFunction<ResourceCreationAPI> enter(instance_id, true);
+  if (enter.failed())
+    return 0;
+  return enter.functions()->CreateAudioInputTrusted(instance_id);
+}
+
+int32_t Open(PP_Resource audio_id,
+             PP_CompletionCallback create_callback) {
+  EnterAudioInput enter(audio_id, true);
+  if (enter.failed())
+    return MayForceCallback(create_callback, PP_ERROR_BADRESOURCE);
+  int32_t result = enter.object()->OpenTrusted(create_callback);
+  return MayForceCallback(create_callback, result);
+}
+
+int32_t GetSyncSocket(PP_Resource audio_id, int* sync_socket) {
+  EnterAudioInput enter(audio_id, true);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+  return enter.object()->GetSyncSocket(sync_socket);
+}
+
+int32_t GetSharedMemory(PP_Resource audio_id,
+                        int* shm_handle,
+                        uint32_t* shm_size) {
+  EnterAudioInput enter(audio_id, true);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+  return enter.object()->GetSharedMemory(shm_handle, shm_size);
+}
+
+const PPB_AudioInputTrusted_Dev g_ppb_audioinput_trusted_thunk = {
+  &Create,
+  &Open,
+  &GetSyncSocket,
+  &GetSharedMemory,
+};
+
+}  // namespace
+
+const PPB_AudioInputTrusted_Dev* GetPPB_AudioInputTrusted_Thunk() {
+  return &g_ppb_audioinput_trusted_thunk;
+}
+
+}  // namespace thunk
+}  // namespace ppapi