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 
28     bool Exists() const;
29     void WriteDevices(const FileLock&, const std::set<std::string>& devices);
30     std::set<std::string> ReadDevices(const FileLock&);
31     void Clear(const FileLock&);
32     FileLock Lock() const;
33 
34   private:
35     std::string home_fastboot_path_;
36     std::string devices_path_;
37     std::string devices_lock_path_;
38 };