xref: /freebsd/sys/sys/filio.h (revision 74bf4e164ba5851606a27d4feff27717452583e5)
1 /*-
2  * Copyright (c) 1982, 1986, 1990, 1993, 1994
3  *	The Regents of the University of California.  All rights reserved.
4  * (c) UNIX System Laboratories, Inc.
5  * All or some portions of this file are derived from material licensed
6  * to the University of California by American Telephone and Telegraph
7  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8  * the permission of UNIX System Laboratories, Inc.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 4. Neither the name of the University nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  *
34  *	@(#)filio.h	8.1 (Berkeley) 3/28/94
35  * $FreeBSD$
36  */
37 
38 #ifndef	_SYS_FILIO_H_
39 #define	_SYS_FILIO_H_
40 
41 #include <sys/ioccom.h>
42 
43 /* Generic file-descriptor ioctl's. */
44 #define	FIOCLEX		 _IO('f', 1)		/* set close on exec on fd */
45 #define	FIONCLEX	 _IO('f', 2)		/* remove close on exec */
46 #define	FIONREAD	_IOR('f', 127, int)	/* get # bytes to read */
47 #define	FIONBIO		_IOW('f', 126, int)	/* set/clear non-blocking i/o */
48 #define	FIOASYNC	_IOW('f', 125, int)	/* set/clear async i/o */
49 #define	FIOSETOWN	_IOW('f', 124, int)	/* set owner */
50 #define	FIOGETOWN	_IOR('f', 123, int)	/* get owner */
51 #define	FIODTYPE	_IOR('f', 122, int)	/* get d_flags type part */
52 #define	FIOGETLBA	_IOR('f', 121, int)	/* get start blk # */
53 
54 #endif /* !_SYS_FILIO_H_ */
55