65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
/*
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* Copyright (C) 2017 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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#ifndef ANDROID_EMULATORPIPECOMM_PIPECOMM_H
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#define ANDROID_EMULATORPIPECOMM_PIPECOMM_H
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#include <mutex>
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#include <vector>
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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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/**
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* PipeComm opens a qemu pipe to connect to the emulator, allowing the emulator UI to access the
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* Vehicle HAL and simulate changing properties.
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*
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* Since the pipe is a client, it directly implements CommConn, and only one PipeComm can be open
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* at a time.
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*/
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class PipeComm : public CommConn {
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public:
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PipeComm(MessageProcessor* messageProcessor);
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void start() override;
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void stop() override;
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inline bool isOpen() override { return mPipeFd > 0; }
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private:
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int mPipeFd;
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std::vector<uint8_t> read() override;
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int write(const std::vector<uint8_t>& data) override;
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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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#endif // ANDROID_EMULATORPIPECOMM_PIPECOMM_H
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