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// From ppb_image_data.idl modified Thu Jun  6 18:05:40 2013.
6
7#include <string.h>
8
9#include "ppapi/c/pp_errors.h"
10#include "ppapi/c/ppb_image_data.h"
11#include "ppapi/shared_impl/ppb_image_data_shared.h"
12#include "ppapi/shared_impl/tracked_callback.h"
13#include "ppapi/thunk/enter.h"
14#include "ppapi/thunk/ppb_image_data_api.h"
15#include "ppapi/thunk/ppb_instance_api.h"
16#include "ppapi/thunk/resource_creation_api.h"
17#include "ppapi/thunk/thunk.h"
18
19namespace ppapi {
20namespace thunk {
21
22namespace {
23
24PP_ImageDataFormat GetNativeImageDataFormat(void) {
25  VLOG(4) << "PPB_ImageData::GetNativeImageDataFormat()";
26  return PPB_ImageData_Shared::GetNativeImageDataFormat();
27}
28
29PP_Bool IsImageDataFormatSupported(PP_ImageDataFormat format) {
30  VLOG(4) << "PPB_ImageData::IsImageDataFormatSupported()";
31  return PPB_ImageData_Shared::IsImageDataFormatSupported(format);
32}
33
34PP_Resource Create(PP_Instance instance,
35                   PP_ImageDataFormat format,
36                   const struct PP_Size* size,
37                   PP_Bool init_to_zero) {
38  VLOG(4) << "PPB_ImageData::Create()";
39  EnterResourceCreation enter(instance);
40  if (enter.failed())
41    return 0;
42  return enter.functions()->CreateImageData(instance,
43                                            format,
44                                            size,
45                                            init_to_zero);
46}
47
48PP_Bool IsImageData(PP_Resource image_data) {
49  VLOG(4) << "PPB_ImageData::IsImageData()";
50  EnterResource<PPB_ImageData_API> enter(image_data, false);
51  return PP_FromBool(enter.succeeded());
52}
53
54PP_Bool Describe(PP_Resource image_data, struct PP_ImageDataDesc* desc) {
55  VLOG(4) << "PPB_ImageData::Describe()";
56  EnterResource<PPB_ImageData_API> enter(image_data, true);
57  if (enter.failed()) {
58    memset(desc, 0, sizeof(*desc));
59    return PP_FALSE;
60  }
61  return enter.object()->Describe(desc);
62}
63
64void* Map(PP_Resource image_data) {
65  VLOG(4) << "PPB_ImageData::Map()";
66  EnterResource<PPB_ImageData_API> enter(image_data, true);
67  if (enter.failed())
68    return NULL;
69  return enter.object()->Map();
70}
71
72void Unmap(PP_Resource image_data) {
73  VLOG(4) << "PPB_ImageData::Unmap()";
74  EnterResource<PPB_ImageData_API> enter(image_data, true);
75  if (enter.failed())
76    return;
77  enter.object()->Unmap();
78}
79
80const PPB_ImageData_1_0 g_ppb_imagedata_thunk_1_0 = {
81  &GetNativeImageDataFormat,
82  &IsImageDataFormatSupported,
83  &Create,
84  &IsImageData,
85  &Describe,
86  &Map,
87  &Unmap
88};
89
90}  // namespace
91
92const PPB_ImageData_1_0* GetPPB_ImageData_1_0_Thunk() {
93  return &g_ppb_imagedata_thunk_1_0;
94}
95
96}  // namespace thunk
97}  // namespace ppapi
98