FreeBSD/Linux Kernel Cross Reference
sys/sys/select.h
1 /* $NetBSD: select.h,v 1.39 2021/09/29 02:47:22 thorpej 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 */
33
34 #ifndef _SYS_SELECT_H_
35 #define _SYS_SELECT_H_
36
37 #include <sys/cdefs.h>
38 #include <sys/featuretest.h>
39 #include <sys/fd_set.h>
40
41 #ifdef _KERNEL
42 #include <sys/selinfo.h> /* for struct selinfo */
43 #include <sys/signal.h> /* for sigset_t */
44
45 struct lwp;
46 struct proc;
47 struct timespec;
48 struct cpu_info;
49 struct socket;
50 struct knote;
51
52 int selcommon(register_t *, int, fd_set *, fd_set *, fd_set *,
53 struct timespec *, sigset_t *);
54 void selrecord(struct lwp *selector, struct selinfo *);
55 void selrecord_knote(struct selinfo *, struct knote *);
56 bool selremove_knote(struct selinfo *, struct knote *);
57 void selnotify(struct selinfo *, int, long);
58 void selsysinit(struct cpu_info *);
59 void selinit(struct selinfo *);
60 void seldestroy(struct selinfo *);
61
62 #else /* _KERNEL */
63
64 #include <sys/sigtypes.h>
65 #include <time.h>
66
67 __BEGIN_DECLS
68 #ifndef __LIBC12_SOURCE__
69 int pselect(int, fd_set * __restrict, fd_set * __restrict,
70 fd_set * __restrict, const struct timespec * __restrict,
71 const sigset_t * __restrict) __RENAME(__pselect50);
72 int select(int, fd_set * __restrict, fd_set * __restrict,
73 fd_set * __restrict, struct timeval * __restrict) __RENAME(__select50);
74 #endif /* __LIBC12_SOURCE__ */
75 __END_DECLS
76 #endif /* _KERNEL */
77
78 #endif /* !_SYS_SELECT_H_ */
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