forked from xuos/xiuos
49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/*
|
|
* Copyright (c) 2020 AIIT XUOS Lab
|
|
* XiUOS is licensed under Mulan PSL v2.
|
|
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
|
* You may obtain a copy of Mulan PSL v2 at:
|
|
* http://license.coscl.org.cn/MulanPSL2
|
|
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
|
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
|
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
|
* See the Mulan PSL v2 for more details.
|
|
*/
|
|
|
|
/**
|
|
* @file: semaphore.h
|
|
* @brief: the functions definition of posix semaphore
|
|
* @version: 1.0
|
|
* @author: AIIT XUOS Lab
|
|
* @date: 2020/4/20
|
|
*
|
|
*/
|
|
|
|
#ifndef SEMAPHORE_H
|
|
#define SEMAPHORE_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include "../../switch_api/user_api.h"
|
|
#include <time.h>
|
|
|
|
typedef int sem_t;
|
|
|
|
int sem_init(sem_t *sem, int pshared, unsigned int value);
|
|
sem_t *sem_open(const char *name, int oflag, ...);
|
|
int sem_post(sem_t *sem);
|
|
int sem_timedwait(sem_t *sem, const struct timespec *abs_timeout);
|
|
int sem_trywait(sem_t *sem);
|
|
int sem_unlink(const char *name);
|
|
int sem_wait(sem_t *sem);
|
|
int sem_getvalue(sem_t *sem, int *sval);
|
|
int sem_close(sem_t *sem);
|
|
int sem_destroy(sem_t *sem);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
#endif /* SEMAPHORE_H */ |