ppapi/thunk/ppb_audio_trusted_thunk.cc

   1 // Copyright (c) 2012 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 #include "ppapi/c/pp_errors.h"
   6 #include "ppapi/c/trusted/ppb_audio_trusted.h"
   7 #include "ppapi/shared_impl/tracked_callback.h"
   8 #include "ppapi/thunk/enter.h"
   9 #include "ppapi/thunk/thunk.h"
  10 #include "ppapi/thunk/ppb_audio_api.h"
  11 #include "ppapi/thunk/resource_creation_api.h"
  12
  13 namespace ppapi {
  14 namespace thunk {
  15
  16 namespace {
  17
  18 typedef EnterResource<PPB_Audio_API> EnterAudio;
  19
  20 PP_Resource Create(PP_Instance instance_id) {
  21   EnterResourceCreation enter(instance_id);
  22   if (enter.failed())
  23     return 0;
  24   return enter.functions()->CreateAudioTrusted(instance_id);
  25 }
  26
  27 int32_t Open(PP_Resource audio_id,
  28              PP_Resource config_id,
  29              PP_CompletionCallback callback) {
  30   EnterAudio enter(audio_id, callback, true);
  31   if (enter.failed())
  32     return enter.retval();
  33   return enter.SetResult(enter.object()->OpenTrusted(config_id,
  34                                                      enter.callback()));
  35 }
  36
  37 int32_t GetSyncSocket(PP_Resource audio_id, int* sync_socket) {
  38   EnterAudio enter(audio_id, true);
  39   if (enter.failed())
  40     return enter.retval();
  41   return enter.object()->GetSyncSocket(sync_socket);
  42 }
  43
  44 int32_t GetSharedMemory(PP_Resource audio_id,
  45                         int* shm_handle,
  46                         uint32_t* shm_size) {
  47   EnterAudio enter(audio_id, true);
  48   if (enter.failed())
  49     return enter.retval();
  50   return enter.object()->GetSharedMemory(shm_handle, shm_size);
  51 }
  52
  53 const PPB_AudioTrusted g_ppb_audio_trusted_thunk = {
  54   &Create,
  55   &Open,
  56   &GetSyncSocket,
  57   &GetSharedMemory,
  58 };
  59
  60 }  // namespace
  61
  62 const PPB_AudioTrusted_0_6* GetPPB_AudioTrusted_0_6_Thunk() {
  63   return &g_ppb_audio_trusted_thunk;
  64 }
  65
  66 }  // namespace thunk
  67 }  // namespace ppapi