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#ifndef SEC_UTILS_COMMON_MUTEX_H
17#define SEC_UTILS_COMMON_MUTEX_H
18
19#include <pthread.h>
20
21#include "utils_log.h"
22
23#define MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
24#define RECURSIVE_MUTEX_INITIALIZER PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP
25
26#define INITED_MUTEX      \
27    {                     \
28        MUTEX_INITIALIZER \
29    }
30
31#define IRECURSIVE_INITED_MUTEX                \
32    {                                          \
33        PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP \
34    }
35
36#ifdef __cplusplus
37extern "C" {
38#endif
39
40typedef struct Mutex {
41    pthread_mutex_t mutex;
42} Mutex;
43
44inline static void InitMutex(Mutex *mutex)
45{
46    (void)pthread_mutex_init(&mutex->mutex, NULL);
47}
48
49inline static void InitRecursiveMutex(Mutex *mutex)
50{
51    pthread_mutexattr_t attr;
52    pthread_mutexattr_init(&attr);
53    pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
54    (void)pthread_mutex_init(&mutex->mutex, &attr);
55}
56
57inline static void LockMutex(Mutex *mutex)
58{
59    int ret = pthread_mutex_lock(&(mutex->mutex));
60    if (ret != 0) {
61        SECURITY_LOG_ERROR("pthread_mutex_lock error");
62    }
63}
64
65inline static void UnlockMutex(Mutex *mutex)
66{
67    int ret = pthread_mutex_unlock(&(mutex->mutex));
68    if (ret != 0) {
69        SECURITY_LOG_ERROR("pthread_mutex_unlock error");
70    }
71}
72
73#ifdef __cplusplus
74}
75#endif
76
77#endif // SEC_UTILS_COMMON_MUTEX_H
78