1 | /* $NetBSD: filio.h,v 1.10 2005/12/11 12:25:20 christos Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 1982, 1986, 1990, 1993, 1994 |
5 | * The Regents of the University of California. All rights reserved. |
6 | * (c) UNIX System Laboratories, Inc. |
7 | * All or some portions of this file are derived from material licensed |
8 | * to the University of California by American Telephone and Telegraph |
9 | * Co. or Unix System Laboratories, Inc. and are reproduced herein with |
10 | * the permission of UNIX System Laboratories, Inc. |
11 | * |
12 | * Redistribution and use in source and binary forms, with or without |
13 | * modification, are permitted provided that the following conditions |
14 | * are met: |
15 | * 1. Redistributions of source code must retain the above copyright |
16 | * notice, this list of conditions and the following disclaimer. |
17 | * 2. Redistributions in binary form must reproduce the above copyright |
18 | * notice, this list of conditions and the following disclaimer in the |
19 | * documentation and/or other materials provided with the distribution. |
20 | * 3. Neither the name of the University nor the names of its contributors |
21 | * may be used to endorse or promote products derived from this software |
22 | * without specific prior written permission. |
23 | * |
24 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
34 | * SUCH DAMAGE. |
35 | * |
36 | * @(#)filio.h 8.1 (Berkeley) 3/28/94 |
37 | */ |
38 | |
39 | #ifndef _SYS_FILIO_H_ |
40 | #define _SYS_FILIO_H_ |
41 | |
42 | #include <sys/ioccom.h> |
43 | |
44 | /* Generic file-descriptor ioctl's. */ |
45 | #define FIOCLEX _IO('f', 1) /* set close on exec on fd */ |
46 | #define FIONCLEX _IO('f', 2) /* remove close on exec */ |
47 | #define FIONREAD _IOR('f', 127, int) /* get # bytes to read */ |
48 | #define FIONBIO _IOW('f', 126, int) /* set/clear non-blocking i/o */ |
49 | #define FIOASYNC _IOW('f', 125, int) /* set/clear async i/o */ |
50 | #define FIOSETOWN _IOW('f', 124, int) /* set owner */ |
51 | #define FIOGETOWN _IOR('f', 123, int) /* get owner */ |
52 | #define OFIOGETBMAP _IOWR('f', 122, uint32_t) /* get underlying block no. */ |
53 | #define FIOGETBMAP _IOWR('f', 122, daddr_t) /* get underlying block no. */ |
54 | #define FIONWRITE _IOR('f', 121, int) /* get # bytes outstanding |
55 | * in send queue. */ |
56 | #define FIONSPACE _IOR('f', 120, int) /* get space in send queue. */ |
57 | |
58 | |
59 | /* Ugly symbol for compatibility with other operating systems */ |
60 | #define FIBMAP FIOGETBMAP |
61 | |
62 | #endif /* !_SYS_FILIO_H_ */ |
63 | |