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90 lines
2.6 KiB
90 lines
2.6 KiB
/*
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* Copyright (C) 2019 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_hardware_automotive_vehicle_V2_0_impl_virtualization_Utils_H_
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#define android_hardware_automotive_vehicle_V2_0_impl_virtualization_Utils_H_
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#include <chrono>
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#include <optional>
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#include <string>
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#ifdef __BIONIC__
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#include <android-base/logging.h>
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#include <vsockinfo.h>
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#endif // __BIONIC__
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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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template <class duration_t>
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constexpr struct timeval TimeValFromChronoDuration(duration_t duration) {
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using std::micro;
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using std::chrono::duration_cast;
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using std::chrono::microseconds;
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using std::chrono::seconds;
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return {
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.tv_sec = static_cast<time_t>(duration_cast<seconds>(duration).count()),
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.tv_usec = static_cast<suseconds_t>(duration_cast<microseconds>(duration).count() %
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micro::den),
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};
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}
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// True means fd is ready, False means timeout
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bool WaitForReadWithTimeout(int fd, struct timeval&& timeout);
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// True means fd is ready, False means timeout
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template <class duration_t>
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bool WaitForReadWithTimeout(int fd, duration_t timeout) {
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return WaitForReadWithTimeout(fd, TimeValFromChronoDuration(timeout));
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}
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struct VirtualizedVhalServerInfo {
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#ifdef __BIONIC__
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android::hardware::automotive::utils::VsockConnectionInfo vsock;
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#else
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struct {
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unsigned cid = 0;
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unsigned port = 0;
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} vsock;
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#endif
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std::string powerStateMarkerFilePath;
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std::string powerStateSocket;
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static std::optional<VirtualizedVhalServerInfo> fromCommandLine(int argc, char* argv[],
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std::string* error);
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#ifdef __BIONIC__
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static std::optional<VirtualizedVhalServerInfo> fromRoPropertyStore();
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#endif
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std::string getServerUri() const;
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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_hardware_automotive_vehicle_V2_0_impl_virtualization_Utils_H_
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