chromium/third_party/perfetto/src/ipc/buffered_frame_deserializer.cc

/*
 * Copyright (C) 2017 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "src/ipc/buffered_frame_deserializer.h"

#include <algorithm>
#include <cinttypes>
#include <type_traits>
#include <utility>

#include "perfetto/base/logging.h"
#include "perfetto/ext/base/utils.h"

#include "protos/perfetto/ipc/wire_protocol.gen.h"

namespace perfetto {
namespace ipc {

namespace {

// The header is just the number of bytes of the Frame protobuf message.
constexpr size_t kHeaderSize = …;
}  // namespace

BufferedFrameDeserializer::BufferedFrameDeserializer(size_t max_capacity)
    : … { … }

BufferedFrameDeserializer::~BufferedFrameDeserializer() = default;

BufferedFrameDeserializer::ReceiveBuffer
BufferedFrameDeserializer::BeginReceive() { … }

bool BufferedFrameDeserializer::EndReceive(size_t recv_size) { … }

std::unique_ptr<Frame> BufferedFrameDeserializer::PopNextFrame() { … }

void BufferedFrameDeserializer::DecodeFrame(const char* data, size_t size) { … }

// static
std::string BufferedFrameDeserializer::Serialize(const Frame& frame) { … }

}  // namespace ipc
}  // namespace perfetto