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Annotation of sys/sys/poll.h, Revision 1.1.1.1

1.1       nbrk        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: #ifndef        _SYS_POLL_H_
                     29: #define        _SYS_POLL_H_
                     30:
                     31: typedef struct pollfd {
                     32:        int     fd;
                     33:        short   events;
                     34:        short   revents;
                     35: } pollfd_t;
                     36:
                     37: typedef unsigned int   nfds_t;
                     38:
                     39: #define        POLLIN          0x0001
                     40: #define        POLLPRI         0x0002
                     41: #define        POLLOUT         0x0004
                     42: #define        POLLERR         0x0008
                     43: #define        POLLHUP         0x0010
                     44: #define        POLLNVAL        0x0020
                     45: #define        POLLRDNORM      0x0040
                     46: #define POLLNORM       POLLRDNORM
                     47: #define POLLWRNORM      POLLOUT
                     48: #define        POLLRDBAND      0x0080
                     49: #define        POLLWRBAND      0x0100
                     50:
                     51: #define INFTIM         (-1)
                     52:
                     53: #ifndef _KERNEL
                     54: #include <ctype.h>
                     55:
                     56: __BEGIN_DECLS
                     57: int   poll(struct pollfd[], nfds_t, int);
                     58: __END_DECLS
                     59: #endif /* _KERNEL */
                     60:
                     61: #endif /* !_SYS_POLL_H_ */