chromium/third_party/dawn/src/dawn/wire/client/Buffer.cpp

// Copyright 2019 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
//    contributors may be used to endorse or promote products derived from
//    this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#include "dawn/wire/client/Buffer.h"

#include <functional>
#include <limits>
#include <string>
#include <utility>

#include "dawn/wire/BufferConsumer_impl.h"
#include "dawn/wire/WireCmd_autogen.h"
#include "dawn/wire/client/Client.h"
#include "dawn/wire/client/Device.h"
#include "dawn/wire/client/EventManager.h"
#include "partition_alloc/pointers/raw_ptr.h"

namespace dawn::wire::client {
namespace {
WGPUBuffer CreateErrorBufferOOMAtClient(Device* device, const WGPUBufferDescriptor* descriptor) { … }
}  // anonymous namespace

class Buffer::MapAsyncEvent : public TrackedEvent { … };

class Buffer::MapAsyncEvent2 : public TrackedEvent { … };

// static
WGPUBuffer Buffer::Create(Device* device, const WGPUBufferDescriptor* descriptor) { … }

// static
WGPUBuffer Buffer::CreateError(Device* device, const WGPUBufferDescriptor* descriptor) { … }

Buffer::Buffer(const ObjectBaseParams& params,
               const ObjectHandle& eventManagerHandle,
               Device* device,
               const WGPUBufferDescriptor* descriptor)
    : … { … }

void Buffer::DeleteThis() { … }

ObjectType Buffer::GetObjectType() const { … }

void Buffer::SetFutureStatus(WGPUBufferMapAsyncStatus status) { … }

void Buffer::MapAsync(WGPUMapMode mode,
                      size_t offset,
                      size_t size,
                      WGPUBufferMapCallback callback,
                      void* userdata) { … }

WGPUFuture Buffer::MapAsyncF(WGPUMapMode mode,
                             size_t offset,
                             size_t size,
                             const WGPUBufferMapCallbackInfo& callbackInfo) { … }

WGPUFuture Buffer::MapAsync2(WGPUMapMode mode,
                             size_t offset,
                             size_t size,
                             const WGPUBufferMapCallbackInfo2& callbackInfo) { … }

WireResult Client::DoBufferMapAsyncCallback(ObjectHandle eventManager,
                                            WGPUFuture future,
                                            WGPUBufferMapAsyncStatus status,
                                            WGPUMapAsyncStatus status2,
                                            const char* message,
                                            uint8_t userdataCount,
                                            uint64_t readDataUpdateInfoLength,
                                            const uint8_t* readDataUpdateInfo) { … }

void* Buffer::GetMappedRange(size_t offset, size_t size) { … }

const void* Buffer::GetConstMappedRange(size_t offset, size_t size) { … }

void Buffer::Unmap() { … }

void Buffer::Destroy() { … }

WGPUBufferUsage Buffer::GetUsage() const { … }

uint64_t Buffer::GetSize() const { … }

WGPUBufferMapState Buffer::GetMapState() const { … }

bool Buffer::IsMappedForReading() const { … }

bool Buffer::IsMappedForWriting() const { … }

bool Buffer::CheckGetMappedRangeOffsetSize(size_t offset, size_t size) const { … }

void Buffer::FreeMappedData() { … }

}  // namespace dawn::wire::client