1 /* 2 * Copyright (c) 2024-2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef STORAGE_DAEMON_CRYPTO_DELAY_HANDLER_H 17 #define STORAGE_DAEMON_CRYPTO_DELAY_HANDLER_H 18 19 #include <mutex> 20 21 #include "timer.h" 22 23 #include "base_key.h" 24 #include "libfscrypt/key_control.h" 25 26 namespace OHOS { 27 namespace StorageDaemon { 28 class DelayHandler { 29 public: 30 DelayHandler(uint32_t userId); 31 ~DelayHandler(); 32 void StartDelayTask(const std::shared_ptr<BaseKey> &el4Key); 33 void CancelDelayTask(); 34 35 private: 36 uint32_t timerId_; 37 Utils::Timer timer_ {"DeativationEl3El4El5_Task_Timer"}; 38 39 std::atomic<bool> cancelled_; 40 std::shared_ptr<BaseKey> el4Key_; 41 uint32_t userId_; 42 43 std::mutex handlerMutex_; 44 45 void DeactiveEl3El4El5(); 46 int64_t GetTickCount(); 47 }; 48 } // StorageDaemon 49 } // OHOS 50 51 #endif // STORAGE_DAEMON_CRYPTO_DELAY_HANDLER_H 52