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