VOS_Mutex *VOS_CreateMutex(void )
{
ULONG ulResult = VOS_OK ;
VOS_Mutex *pstMutex = VOS_NULL ;
pstMutex = (VOS_Mutex *) VOS_malloc (sizeof(VOS_Mutex));//lint !e838
if (NULL == pstMutex)
{
return NULL;
}
#if VOS_APP_OS == VOS_OS_LINUX
ulResult = (ULONG)pthread_mutex_init( &pstMutex->mutex, 0);
if( VOS_OK != ulResult )
{
VOS_free( pstMutex );
return VOS_NULL ;
}
#elif VOS_APP_OS == VOS_OS_WIN32
pstMutex->mutex = CreateMutex(NULL,0,NULL);
if (NULL == pstMutex->mutex)
{
VOS_free( pstMutex );
return VOS_NULL ;
}
#endif
return pstMutex ;
}//lint !e529
ULONG VOS_CreateSemaphore( ULONG ulInitValue ,VOS_Sem **pstVosSem)
{
VOS_Sem *pstVosSemTemp = VOS_NULL ;
pstVosSemTemp = (VOS_Sem *) VOS_malloc(sizeof(VOS_Sem));//lint !e838
if ( VOS_NULL == pstVosSemTemp )
{
return VOS_ERR_MEM ;
}
#if VOS_APP_OS == VOS_OS_LINUX
LONG lResult = VOS_OK ;
lResult = sem_init(&pstVosSemTemp->sem, 0, ulInitValue );
if ( VOS_OK != lResult )
{
VOS_free(pstVosSemTemp);
return VOS_ERR_SYS ;
}
#elif VOS_APP_OS == VOS_OS_WIN32
pstVosSemTemp->sem = CreateSemaphore(NULL,(LONG)ulInitValue,(LONG)ulInitValue,NULL);
if (NULL == pstVosSemTemp->sem)
{
VOS_free(pstVosSemTemp);
return VOS_ERR_SYS ;
}
#endif
*pstVosSem = pstVosSemTemp;
return VOS_OK ;
}//lint !e529
ULONG VOS_CreateSemaphore( ULONG ulInitValue ,VOS_Sem **pstVosSem)
{
VOS_Sem *pstVosSemTemp = VOS_NULL ;
LONG lResult = VOS_OK ;
pstVosSemTemp = (VOS_Sem *) VOS_malloc(sizeof(VOS_Sem));
if ( VOS_NULL == pstVosSemTemp )
{
return VOS_ERR_MEM ;
}
#if VOS_APP_OS == VOS_OS_LINUX
lResult = sem_init(&pstVosSemTemp->sem, 0, ulInitValue );
if ( VOS_OK != lResult )
{
VOS_free(pstVosSemTemp);
return VOS_ERR_SYS ;
}
#elif VOS_APP_OS == VOS_OS_WIN32
//pstVosSemTemp->sem = CreateSemaphore(NULL,(long)ulInitValue,(long)ulInitValue,NULL);
pstVosSemTemp->sem = CreateSemaphore(NULL, (long)ulInitValue, (long)ulInitValue+1, NULL);
if (NULL == pstVosSemTemp->sem)
{
VOS_free(pstVosSemTemp);
return VOS_ERR_SYS ;
}
(void)lResult;
#endif
*pstVosSem = pstVosSemTemp;
return VOS_OK ;
}
ULONG VOS_CreateThread( VOS_THREAD_FUNC pfnThread, VOID *args, VOS_Thread **pstVosThread,ULONG ulStackSize)
{
VOS_Thread *pstThread = (VOS_Thread*)VOS_malloc(sizeof(VOS_Thread));
if( VOS_NULL == pstThread )
{
return VOS_ERR_MEM;
}
#if VOS_APP_OS == VOS_OS_LINUX
if ( pthread_attr_init(&pstThread->attr) != 0 )
{
VOS_free(pstThread);
return VOS_ERR ;
}
pthread_attr_setdetachstate(&pstThread->attr, PTHREAD_CREATE_JOINABLE );
if( 0 == ulStackSize )
{
ulStackSize = VOS_DEFAULT_STACK_SIZE;
}
if (pthread_attr_setstacksize(&pstThread->attr, (size_t)ulStackSize))
{
VOS_free(pstThread);
return VOS_ERR ;
}
if ( pthread_create(&pstThread->pthead, &pstThread->attr, pfnThread, args) != 0 )
{
VOS_free(pstThread);
return VOS_ERR ;
}
#elif VOS_APP_OS == VOS_OS_WIN32
pstThread->pthead = CreateThread(NULL,ulStackSize,pfnThread,args,0,&pstThread->ptheadID);
if (NULL == pstThread->pthead)
{
VOS_free(pstThread);
return VOS_ERR ;
}
#endif
*pstVosThread = pstThread ;
return VOS_OK;
}