1 /* 2 * Copyright (c) 2022 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 #include <string> 17 18 #include "dm_log.h" 19 #include "dm_mutex.h" 20 21 namespace OHOS { 22 namespace DistributedHardware { DmMutex()23DmMutex::DmMutex() 24 { 25 uint32_t ret = pthread_mutex_init(&lock_, NULL); 26 if (ret != 0) { 27 LOGE("init mutex lock failed: %d.", ret); 28 } 29 pthread_mutex_lock(&lock_); 30 } 31 ~DmMutex()32DmMutex::~DmMutex() 33 { 34 pthread_mutex_unlock(&lock_); 35 uint32_t ret = pthread_mutex_destroy(&lock_); 36 if (ret != 0) { 37 LOGI("destroy mutex lock failed: %d.", ret); 38 } 39 } 40 } // namespace DistributedHardware 41 } // namespace OHOS 42