1 /* 2 * Copyright (C) 2021 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 HC_MUTEX_H 17 #define HC_MUTEX_H 18 19 #include <stdbool.h> 20 #include <stdint.h> 21 #include "pthread.h" 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 27 typedef struct HcMutexT { 28 int (*lock)(struct HcMutexT* mutex); 29 void (*unlock)(struct HcMutexT* mutex); 30 pthread_mutex_t mutex; 31 pthread_t owner; 32 int count; 33 bool isReentrant; 34 } HcMutex; 35 36 int32_t InitHcMutex(HcMutex* mutex, bool isReentrant); 37 void DestroyHcMutex(HcMutex* mutex); 38 39 int LockHcMutex(HcMutex* mutex); 40 void UnlockHcMutex(HcMutex* mutex); 41 42 #ifdef __cplusplus 43 } 44 #endif 45 #endif