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