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// Copyright (c) 2010 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.
#include "ppapi/cpp/dev/buffer_dev.h"
#include "ppapi/c/dev/ppb_buffer_dev.h"
#include "ppapi/cpp/instance.h"
#include "ppapi/cpp/module.h"
#include "ppapi/cpp/module_impl.h"
namespace {
DeviceFuncs<PPB_Buffer_Dev> buffer_f(PPB_BUFFER_DEV_INTERFACE);
} // namespace
namespace pp {
Buffer_Dev::Buffer_Dev() : data_(NULL), size_(0) {
}
Buffer_Dev::Buffer_Dev(const Buffer_Dev& other)
: Resource(other),
data_(other.data_),
size_(other.size_) {
}
Buffer_Dev::Buffer_Dev(uint32_t size) : data_(NULL), size_(0) {
if (!buffer_f)
return;
PassRefFromConstructor(buffer_f->Create(Module::Get()->pp_module(), size));
if (!buffer_f->Describe(pp_resource(), &size_) ||
!(data_ = buffer_f->Map(pp_resource())))
*this = Buffer_Dev();
}
Buffer_Dev::~Buffer_Dev() {
}
Buffer_Dev& Buffer_Dev::operator=(const Buffer_Dev& other) {
Resource::operator=(other);
size_ = other.size_;
data_ = other.data_;
return *this;
}
} // namespace pp
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