82 lines
1.7 KiB
C
82 lines
1.7 KiB
C
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/******************************************************************************
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Copyright (C), 2001-2016, Allwinner Tech. Co., Ltd.
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******************************************************************************
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File Name : OSAL_Mutex.cpp
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Version : Initial Draft
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Author : Allwinner BU3-PD2 Team
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Created : 2016/06/02
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Last Modified :
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Description : camera wrap MPP components.
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Function List :
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History :
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******************************************************************************/
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//#define LOG_NDEBUG 0
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#define LOG_TAG "OSAL_Mutex"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <pthread.h>
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#include "OSAL_Mutex.h"
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int OSAL_MutexCreate(void **mutexHandle)
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{
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pthread_mutex_t *mutex;
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mutex = (pthread_mutex_t *)malloc(sizeof(pthread_mutex_t));
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if (!mutex)
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return -1;
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if (pthread_mutex_init(mutex, NULL) != 0)
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return -1;
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*mutexHandle = (void*)mutex;
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return 0;
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}
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int OSAL_MutexTerminate(void *mutexHandle)
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{
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pthread_mutex_t *mutex = (pthread_mutex_t *)mutexHandle;
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if (mutex == NULL)
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return -1;
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if (pthread_mutex_destroy(mutex) != 0)
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return -1;
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if (mutex)
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free(mutex);
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return 0;
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}
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int OSAL_MutexLock(void *mutexHandle)
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{
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pthread_mutex_t *mutex = (pthread_mutex_t *)mutexHandle;
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int result;
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if (mutex == NULL)
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return -1;
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if (pthread_mutex_lock(mutex) != 0)
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return -1;
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return 0;
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}
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int OSAL_MutexUnlock(void *mutexHandle)
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{
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pthread_mutex_t *mutex = (pthread_mutex_t *)mutexHandle;
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int result;
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if (mutex == NULL)
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return -1;
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if (pthread_mutex_unlock(mutex) != 0)
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return -1;
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return 0;
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}
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