text: // Copyright (c) 2012 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.
  
  // From ppb_image_data.idl modified Thu Apr 25 14:42:27 2013.
  
  #include <string.h>
  
  #include "ppapi/c/pp_errors.h"
  #include "ppapi/c/ppb_image_data.h"
  #include "ppapi/shared_impl/ppb_image_data_shared.h"
  #include "ppapi/shared_impl/tracked_callback.h"
  #include "ppapi/thunk/enter.h"
  #include "ppapi/thunk/ppb_image_data_api.h"
  #include "ppapi/thunk/ppb_instance_api.h"
  #include "ppapi/thunk/resource_creation_api.h"
  #include "ppapi/thunk/thunk.h"
  
  namespace ppapi {
  namespace thunk {
  
  namespace {
  
  PP_ImageDataFormat GetNativeImageDataFormat(void) {
    VLOG(4) << "PPB_ImageData::GetNativeImageDataFormat()";
    return PPB_ImageData_Shared::GetNativeImageDataFormat();
  }
  
  PP_Bool IsImageDataFormatSupported(PP_ImageDataFormat format) {
    VLOG(4) << "PPB_ImageData::IsImageDataFormatSupported()";
    return PPB_ImageData_Shared::IsImageDataFormatSupported(format);
  }
  
  PP_Resource Create(PP_Instance instance,
                     PP_ImageDataFormat format,
                     const struct PP_Size* size,
                     PP_Bool init_to_zero) {
    VLOG(4) << "PPB_ImageData::Create()";
    EnterResourceCreation enter(instance);
    if (enter.failed())
      return 0;
    return enter.functions()->CreateImageData(instance,
                                              format,
                                              size,
                                              init_to_zero);
  }
  
  PP_Bool IsImageData(PP_Resource image_data) {
    VLOG(4) << "PPB_ImageData::IsImageData()";
    EnterResource<PPB_ImageData_API> enter(image_data, false);
    return PP_FromBool(enter.succeeded());
  }
  
  PP_Bool Describe(PP_Resource image_data, struct PP_ImageDataDesc* desc) {
    VLOG(4) << "PPB_ImageData::Describe()";
    EnterResource<PPB_ImageData_API> enter(image_data, true);
    if (enter.failed()) {
      memset(desc, 0, sizeof(*desc));
      return PP_FALSE;
    }
    return enter.object()->Describe(desc);
  }
  
  void* Map(PP_Resource image_data) {
    VLOG(4) << "PPB_ImageData::Map()";
    EnterResource<PPB_ImageData_API> enter(image_data, true);
    if (enter.failed())
      return NULL;
    return enter.object()->Map();
  }
  
  void Unmap(PP_Resource image_data) {
    VLOG(4) << "PPB_ImageData::Unmap()";
    EnterResource<PPB_ImageData_API> enter(image_data, true);
    if (enter.failed())
      return;
    enter.object()->Unmap();
  }
  
  const PPB_ImageData_1_0 g_ppb_imagedata_thunk_1_0 = {
    &GetNativeImageDataFormat,
    &IsImageDataFormatSupported,
    &Create,
    &IsImageData,
    &Describe,
    &Map,
    &Unmap
  };
  
  }  // namespace
  
  const PPB_ImageData_1_0* GetPPB_ImageData_1_0_Thunk() {
    return &g_ppb_imagedata_thunk_1_0;
  }
  
  }  // namespace thunk
  }  // namespace ppapi
  