security_huks/utils/mutex/hks_mutex.c

64 lines
1.4 KiB
C

/*
* Copyright (c) 2022 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "hks_mutex.h"
#include <pthread.h>
#include <stddef.h>
#include "hks_mem.h"
#include "hks_template.h"
struct HksMutex {
pthread_mutex_t mutex;
};
HksMutex *HksMutexCreate(void)
{
HksMutex *mutex = (HksMutex *)HksMalloc(sizeof(HksMutex));
if (mutex != NULL) {
int result = pthread_mutex_init(&mutex->mutex, NULL);
if (result != 0) {
HKS_FREE(mutex);
mutex = NULL;
}
}
return mutex;
}
int32_t HksMutexLock(HksMutex *mutex)
{
HKS_IF_NULL_RETURN(mutex, 1)
return pthread_mutex_lock(&mutex->mutex);
}
int32_t HksMutexUnlock(HksMutex *mutex)
{
HKS_IF_NULL_RETURN(mutex, 1)
return pthread_mutex_unlock(&mutex->mutex);
}
void HksMutexClose(HksMutex *mutex)
{
if (mutex == NULL) {
return;
}
pthread_mutex_destroy(&mutex->mutex);
HKS_FREE(mutex);
}