1 /* 2 * Copyright (c) 2023 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 OHOS_ABILITY_SLITE_ABILITY_LOCK_GUARD_H 17 #define OHOS_ABILITY_SLITE_ABILITY_LOCK_GUARD_H 18 19 #include "cmsis_os2.h" 20 21 namespace OHOS { 22 namespace AbilitySlite { 23 class AbilityLockGuard { 24 public: AbilityLockGuard(osMutexId_t & mutex)25 explicit AbilityLockGuard(osMutexId_t& mutex): mutex_(mutex) 26 { 27 osMutexAcquire(mutex_, osWaitForever); 28 } 29 ~AbilityLockGuard()30 ~AbilityLockGuard() 31 { 32 osMutexRelease(mutex_); 33 } 34 35 AbilityLockGuard(const AbilityLockGuard&) = delete; 36 AbilityLockGuard& operator=(const AbilityLockGuard&) = delete; 37 private: 38 osMutexId_t& mutex_; 39 }; 40 } // AbilitySlite 41 } // namespace OHOS 42 #endif // OHOS_ABILITY_SLITE_ABILITY_LOCK_GUARD_H 43