FreeBSD/Linux Kernel Cross Reference
sys/sys/filio.h
1 /* $OpenBSD: filio.h,v 1.5 2007/06/01 22:30:48 deraadt Exp $ */
2 /* $NetBSD: filio.h,v 1.5 1994/06/29 06:44:14 cgd Exp $ */
3
4 /*-
5 * Copyright (c) 1982, 1986, 1990, 1993, 1994
6 * The Regents of the University of California. All rights reserved.
7 * (c) UNIX System Laboratories, Inc.
8 * All or some portions of this file are derived from material licensed
9 * to the University of California by American Telephone and Telegraph
10 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
11 * the permission of UNIX System Laboratories, Inc.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * @(#)filio.h 8.1 (Berkeley) 3/28/94
38 */
39
40 #ifndef _SYS_FILIO_H_
41 #define _SYS_FILIO_H_
42
43 #include <sys/ioccom.h>
44
45 /* Generic file-descriptor ioctl's. */
46 #define FIOCLEX _IO('f', 1) /* set close on exec on fd */
47 #define FIONCLEX _IO('f', 2) /* remove close on exec */
48 #define FIONREAD _IOR('f', 127, int) /* get # bytes to read */
49 #define FIONBIO _IOW('f', 126, int) /* set/clear non-blocking i/o */
50 #define FIOASYNC _IOW('f', 125, int) /* set/clear async i/o */
51 #define FIOSETOWN _IOW('f', 124, int) /* set owner */
52 #define FIOGETOWN _IOR('f', 123, int) /* get owner */
53
54 #endif /* !_SYS_FILIO_H_ */
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