openbsd-compat/bsd-poll.h

   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 #if 0
  46 /* the following are currently not implemented */
  47 #define POLLPRI         0x0002
  48 #define POLLHUP         0x0010
  49 #define POLLNVAL        0x0020
  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 */