| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 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 0x4000 /* currently only for epoll */ |
| 33 | |
| 34 | #define POLL_BUSY_LOOP 0x8000 |
| 35 | |
| 36 | struct pollfd { |
| 37 | int fd; |
| 38 | short events; |
| 39 | short revents; |
| 40 | }; |
| 41 | |
| 42 | #endif /* __ASM_GENERIC_POLL_H */ |