1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <set> 20 #include <string> 21 22 #include "filesystem.h" 23 24 class ConnectedDevicesStorage { 25 public: 26 ConnectedDevicesStorage(); 27 void WriteDevices(const FileLock&, const std::set<std::string>& devices); 28 std::set<std::string> ReadDevices(const FileLock&); 29 void Clear(const FileLock&); 30 31 FileLock Lock() const; 32 33 private: 34 std::string devices_path_; 35 std::string devices_lock_path_; 36 };