1 /* $OpenBSD: poll.h,v 1.11 2003/12/10 23:10:08 millert Exp $ */ 2 3 /* 4 * Copyright (c) 1996 Theo de Raadt 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 /* OPENBSD ORIGINAL: sys/sys/poll.h */ 29 30 #if !defined(HAVE_POLL) && !defined(HAVE_POLL_H) 31 #ifndef _COMPAT_POLL_H_ 32 #define _COMPAT_POLL_H_ 33 34 typedef struct pollfd { 35 int fd; 36 short events; 37 short revents; 38 } pollfd_t; 39 40 typedef unsigned int nfds_t; 41 42 #define POLLIN 0x0001 43 #define POLLOUT 0x0004 44 #define POLLERR 0x0008 45 #define POLLHUP 0x0010 46 #define POLLNVAL 0x0020 47 #if 0 48 /* the following are currently not implemented */ 49 #define POLLPRI 0x0002 50 #define POLLRDNORM 0x0040 51 #define POLLNORM POLLRDNORM 52 #define POLLWRNORM POLLOUT 53 #define POLLRDBAND 0x0080 54 #define POLLWRBAND 0x0100 55 #endif 56 57 #define INFTIM (-1) /* not standard */ 58 59 int poll(struct pollfd *, nfds_t, int); 60 #endif /* !_COMPAT_POLL_H_ */ 61 #endif /* !HAVE_POLL_H */ 62