pcm: perform stereo volume mixing for vchans
[dragonfly.git] / crypto / openssh / openbsd-compat / bsd-poll.h
blobdcbb9ca40236d6b14803a9a3bfee65b0c1a704fd
1 /* $OpenBSD: poll.h,v 1.11 2003/12/10 23:10:08 millert Exp $ */
3 /*
4 * Copyright (c) 1996 Theo de Raadt
5 * All rights reserved.
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.
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.
28 /* OPENBSD ORIGINAL: sys/sys/poll.h */
30 #if !defined(HAVE_POLL) && !defined(HAVE_POLL_H)
31 #ifndef _COMPAT_POLL_H_
32 #define _COMPAT_POLL_H_
34 typedef struct pollfd {
35 int fd;
36 short events;
37 short revents;
38 } pollfd_t;
40 typedef unsigned int nfds_t;
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
57 #define INFTIM (-1) /* not standard */
59 int poll(struct pollfd *, nfds_t, int);
60 #endif /* !_COMPAT_POLL_H_ */
61 #endif /* !HAVE_POLL_H */