82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "CommConn"
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#include <thread>
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#include <log/log.h>
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#include "CommConn.h"
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namespace android {
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namespace hardware {
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namespace automotive {
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namespace vehicle {
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namespace V2_0 {
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namespace impl {
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void CommConn::start() {
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mReadThread = std::make_unique<std::thread>(std::bind(&CommConn::readThread, this));
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}
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void CommConn::stop() {
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if (mReadThread->joinable()) {
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mReadThread->join();
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}
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}
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void CommConn::sendMessage(vhal_proto::EmulatorMessage const& msg) {
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int numBytes = msg.ByteSize();
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std::vector<uint8_t> buffer(static_cast<size_t>(numBytes));
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if (!msg.SerializeToArray(buffer.data(), numBytes)) {
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ALOGE("%s: SerializeToString failed!", __func__);
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return;
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}
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std::lock_guard<std::mutex> lock(mSendMessageLock);
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write(buffer);
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}
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void CommConn::readThread() {
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std::vector<uint8_t> buffer;
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while (isOpen()) {
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buffer = read();
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if (buffer.size() == 0) {
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ALOGI("%s: Read returned empty message, exiting read loop.", __func__);
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break;
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}
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vhal_proto::EmulatorMessage rxMsg;
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if (rxMsg.ParseFromArray(buffer.data(), static_cast<int32_t>(buffer.size()))) {
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vhal_proto::EmulatorMessage respMsg;
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mMessageProcessor->processMessage(rxMsg, &respMsg);
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sendMessage(respMsg);
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}
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}
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}
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} // namespace impl
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} // namespace V2_0
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} // namespace vehicle
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} // namespace automotive
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} // namespace hardware
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} // namespace android
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