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hardware_samsung/exynos/multimedia/openmax/osal/SEC_OSAL_Thread.c

159 lines
3.8 KiB

/*
*
* Copyright 2010 Samsung Electronics S.LSI 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.
*/
/*
* @file SEC_OSAL_Thread.c
* @brief
* @author SeungBeom Kim (sbcrux.kim@samsung.com)
* @version 1.1.0
* @history
* 2010.7.15 : Create
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <semaphore.h>
#include <errno.h>
#include <time.h>
#include <unistd.h>
#include "SEC_OSAL_Memory.h"
#include "SEC_OSAL_Thread.h"
#undef SEC_LOG_TAG
#define SEC_LOG_TAG "SEC_LOG_THREAD"
#define SEC_LOG_OFF
#include "SEC_OSAL_Log.h"
typedef struct _SEC_THREAD_HANDLE_TYPE
{
pthread_t pthread;
pthread_attr_t attr;
struct sched_param schedparam;
int stack_size;
} SEC_THREAD_HANDLE_TYPE;
OMX_ERRORTYPE SEC_OSAL_ThreadCreate(OMX_HANDLETYPE *threadHandle, OMX_PTR function_name, OMX_PTR argument)
{
FunctionIn();
int result = 0;
int detach_ret = 0;
SEC_THREAD_HANDLE_TYPE *thread;
OMX_ERRORTYPE ret = OMX_ErrorNone;
thread = SEC_OSAL_Malloc(sizeof(SEC_THREAD_HANDLE_TYPE));
SEC_OSAL_Memset(thread, 0, sizeof(SEC_THREAD_HANDLE_TYPE));
pthread_attr_init(&thread->attr);
if (thread->stack_size != 0)
pthread_attr_setstacksize(&thread->attr, thread->stack_size);
/* set priority */
if (thread->schedparam.sched_priority != 0)
pthread_attr_setschedparam(&thread->attr, &thread->schedparam);
detach_ret = pthread_attr_setdetachstate(&thread->attr, PTHREAD_CREATE_JOINABLE);
if (detach_ret != 0) {
SEC_OSAL_Free(thread);
*threadHandle = NULL;
ret = OMX_ErrorUndefined;
goto EXIT;
}
result = pthread_create(&thread->pthread, &thread->attr, function_name, (void *)argument);
/* pthread_setschedparam(thread->pthread, SCHED_RR, &thread->schedparam); */
switch (result) {
case 0:
*threadHandle = (OMX_HANDLETYPE)thread;
ret = OMX_ErrorNone;
break;
case EAGAIN:
SEC_OSAL_Free(thread);
*threadHandle = NULL;
ret = OMX_ErrorInsufficientResources;
break;
default:
SEC_OSAL_Free(thread);
*threadHandle = NULL;
ret = OMX_ErrorUndefined;
break;
}
EXIT:
FunctionOut();
return ret;
}
OMX_ERRORTYPE SEC_OSAL_ThreadTerminate(OMX_HANDLETYPE threadHandle)
{
FunctionIn();
OMX_ERRORTYPE ret = OMX_ErrorNone;
SEC_THREAD_HANDLE_TYPE *thread = (SEC_THREAD_HANDLE_TYPE *)threadHandle;
if (!thread) {
ret = OMX_ErrorBadParameter;
goto EXIT;
}
if (pthread_join(thread->pthread, NULL) != 0) {
ret = OMX_ErrorUndefined;
goto EXIT;
}
SEC_OSAL_Free(thread);
ret = OMX_ErrorNone;
EXIT:
FunctionOut();
return ret;
}
OMX_ERRORTYPE SEC_OSAL_ThreadCancel(OMX_HANDLETYPE threadHandle)
{
SEC_THREAD_HANDLE_TYPE *thread = (SEC_THREAD_HANDLE_TYPE *)threadHandle;
if (!thread)
return OMX_ErrorBadParameter;
/* thread_cancel(thread->pthread); */
pthread_exit(&thread->pthread);
pthread_join(thread->pthread, NULL);
SEC_OSAL_Free(thread);
return OMX_ErrorNone;
}
void SEC_OSAL_ThreadExit(void *value_ptr)
{
pthread_exit(value_ptr);
return;
}
void SEC_OSAL_SleepMillisec(OMX_U32 ms)
{
usleep(ms * 1000);
return;
}