poll.h (863B)
1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2#ifndef __ASM_GENERIC_POLL_H 3#define __ASM_GENERIC_POLL_H 4 5/* These are specified by iBCS2 */ 6#define POLLIN 0x0001 7#define POLLPRI 0x0002 8#define POLLOUT 0x0004 9#define POLLERR 0x0008 10#define POLLHUP 0x0010 11#define POLLNVAL 0x0020 12 13/* The rest seem to be more-or-less nonstandard. Check them! */ 14#define POLLRDNORM 0x0040 15#define POLLRDBAND 0x0080 16#ifndef POLLWRNORM 17#define POLLWRNORM 0x0100 18#endif 19#ifndef POLLWRBAND 20#define POLLWRBAND 0x0200 21#endif 22#ifndef POLLMSG 23#define POLLMSG 0x0400 24#endif 25#ifndef POLLREMOVE 26#define POLLREMOVE 0x1000 27#endif 28#ifndef POLLRDHUP 29#define POLLRDHUP 0x2000 30#endif 31 32#define POLLFREE (__force __poll_t)0x4000 33 34#define POLL_BUSY_LOOP (__force __poll_t)0x8000 35 36struct pollfd { 37 int fd; 38 short events; 39 short revents; 40}; 41 42#endif /* __ASM_GENERIC_POLL_H */