1 /* 2 * Copyright (C) 2020 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 #ifndef ANDROID_APEXD_APEXD_LIFECYCLE_H_ 18 #define ANDROID_APEXD_APEXD_LIFECYCLE_H_ 19 20 #include <android-base/result.h> 21 22 namespace android { 23 namespace apex { 24 25 class ApexdLifecycle { 26 private: ApexdLifecycle()27 ApexdLifecycle(){}; 28 std::atomic<bool> boot_completed_; 29 30 // Non-copyable && non-moveable. 31 ApexdLifecycle(const ApexdLifecycle&) = delete; 32 ApexdLifecycle& operator=(const ApexdLifecycle&) = delete; 33 ApexdLifecycle& operator=(ApexdLifecycle&&) = delete; 34 35 void WaitForBootStatus(); 36 37 public: GetInstance()38 static ApexdLifecycle& GetInstance() { 39 static ApexdLifecycle instance; 40 return instance; 41 } 42 bool IsBooting(); 43 void MarkBootCompleted(); 44 void WaitForBootStatus(android::base::Result<void> (&rollback_fn)( 45 const std::string&, const std::string&)); 46 }; 47 } // namespace apex 48 } // namespace android 49 50 #endif // ANDROID_APEXD_APEXD_LIFECYCLE_H 51