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/cpp/dev/resource_array_dev.h"
6
7 #include "ppapi/c/dev/ppb_resource_array_dev.h"
8 #include "ppapi/c/pp_errors.h"
9 #include "ppapi/cpp/instance_handle.h"
10 #include "ppapi/cpp/logging.h"
11 #include "ppapi/cpp/module.h"
12 #include "ppapi/cpp/module_impl.h"
13
14 namespace pp {
15
16 namespace {
17
interface_name()18 template <> const char* interface_name<PPB_ResourceArray_Dev>() {
19 return PPB_RESOURCEARRAY_DEV_INTERFACE;
20 }
21
22 } // namespace
23
ResourceArray_Dev()24 ResourceArray_Dev::ResourceArray_Dev() {
25 }
26
ResourceArray_Dev(PassRef,PP_Resource resource)27 ResourceArray_Dev::ResourceArray_Dev(PassRef, PP_Resource resource)
28 : Resource(PASS_REF, resource) {
29 }
30
ResourceArray_Dev(const ResourceArray_Dev & other)31 ResourceArray_Dev::ResourceArray_Dev(const ResourceArray_Dev& other)
32 : Resource(other) {
33 }
34
ResourceArray_Dev(const InstanceHandle & instance,const PP_Resource elements[],uint32_t size)35 ResourceArray_Dev::ResourceArray_Dev(const InstanceHandle& instance,
36 const PP_Resource elements[],
37 uint32_t size) {
38 if (has_interface<PPB_ResourceArray_Dev>()) {
39 PassRefFromConstructor(get_interface<PPB_ResourceArray_Dev>()->Create(
40 instance.pp_instance(), elements, size));
41 }
42 }
43
~ResourceArray_Dev()44 ResourceArray_Dev::~ResourceArray_Dev() {
45 }
46
operator =(const ResourceArray_Dev & other)47 ResourceArray_Dev& ResourceArray_Dev::operator=(
48 const ResourceArray_Dev& other) {
49 Resource::operator=(other);
50 return *this;
51 }
52
size() const53 uint32_t ResourceArray_Dev::size() const {
54 if (!has_interface<PPB_ResourceArray_Dev>())
55 return 0;
56 return get_interface<PPB_ResourceArray_Dev>()->GetSize(pp_resource());
57 }
58
operator [](uint32_t index) const59 PP_Resource ResourceArray_Dev::operator[](uint32_t index) const {
60 if (!has_interface<PPB_ResourceArray_Dev>())
61 return 0;
62 return get_interface<PPB_ResourceArray_Dev>()->GetAt(pp_resource(), index);
63 }
64
65 // static
ArrayOutputCallbackConverter(void * user_data,int32_t result)66 void ResourceArray_Dev::ArrayOutputCallbackConverter(void* user_data,
67 int32_t result) {
68 ArrayOutputCallbackData* data =
69 static_cast<ArrayOutputCallbackData*>(user_data);
70
71 // data->resource_array_output should remain 0 if the call failed.
72 ResourceArray_Dev resources(PASS_REF, data->resource_array_output);
73 PP_DCHECK(resources.is_null() || result == PP_OK);
74
75 // Need to issue the "GetDataBuffer" even for error cases and when the number
76 // of items is 0.
77 PP_Resource* output_buf = static_cast<PP_Resource*>(
78 data->output.GetDataBuffer(
79 data->output.user_data, resources.is_null() ? 0 : resources.size(),
80 sizeof(PP_Resource)));
81 if (output_buf) {
82 for (uint32_t index = 0; index < resources.size(); ++index) {
83 output_buf[index] = resources[index];
84 Module::Get()->core()->AddRefResource(output_buf[index]);
85 }
86 }
87
88 PP_RunCompletionCallback(&data->original_callback, result);
89 delete data;
90 }
91
92 } // namespace pp
93