FreeBSD/Linux Kernel Cross Reference
sys/sys/selinfo.h
1 /* $NetBSD: selinfo.h,v 1.2 2005/12/11 12:25:21 christos Exp $ */
2
3 /*-
4 * Copyright (c) 1992, 1993
5 * The Regents of the University of California. 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 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)select.h 8.2 (Berkeley) 1/4/94
32 * from: NetBSD: select.h,v 1.21 2005/03/10 00:25:45 kleink Exp
33 */
34
35 #ifndef _SYS_SELINFO_H_
36 #define _SYS_SELINFO_H_
37
38 #include <sys/event.h> /* for struct klist */
39
40 /*
41 * Used to maintain information about processes that wish to be
42 * notified when I/O becomes possible.
43 */
44 struct selinfo {
45 struct klist sel_klist; /* knotes attached to this selinfo */
46 pid_t sel_pid; /* process to be notified */
47 uint8_t sel_collision; /* non-zero if a collision occurred */
48 };
49
50 #endif /* !_SYS_SELINFO_H_ */
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