rt-thread-official/components/dfs/include/dfs_poll.h

47 lines
983 B
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
*/
#ifndef DFS_POLL_H__
#define DFS_POLL_H__
#include <rtthread.h>
#ifdef RT_USING_POSIX
#include <sys/time.h> /* for struct timeval */
#if !defined(POLLIN) && !defined(POLLOUT)
#define POLLIN (0x01)
#define POLLRDNORM (0x01)
#define POLLRDBAND (0x01)
#define POLLPRI (0x01)
#define POLLOUT (0x02)
#define POLLWRNORM (0x02)
#define POLLWRBAND (0x02)
#define POLLERR (0x04)
#define POLLHUP (0x08)
#define POLLNVAL (0x10)
typedef unsigned int nfds_t;
struct pollfd
{
int fd;
short events;
short revents;
};
#endif /* !defined(POLLIN) && !defined(POLLOUT) */
#define POLLMASK_DEFAULT (POLLIN | POLLOUT | POLLRDNORM | POLLWRNORM)
int poll(struct pollfd *fds, nfds_t nfds, int timeout);
#endif /* RT_USING_POSIX */
#endif /* DFS_POLL_H__ */