filio.h revision 54272
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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)filio.h 8.1 (Berkeley) 3/28/94 39 * $FreeBSD: head/sys/sys/filio.h 54272 1999-12-07 22:25:28Z sos $ 40 */ 41 42#ifndef _SYS_FILIO_H_ 43#define _SYS_FILIO_H_ 44 45#include <sys/ioccom.h> 46 47/* Generic file-descriptor ioctl's. */ 48#define FIOCLEX _IO('f', 1) /* set close on exec on fd */ 49#define FIONCLEX _IO('f', 2) /* remove close on exec */ 50#define FIONREAD _IOR('f', 127, int) /* get # bytes to read */ 51#define FIONBIO _IOW('f', 126, int) /* set/clear non-blocking i/o */ 52#define FIOASYNC _IOW('f', 125, int) /* set/clear async i/o */ 53#define FIOSETOWN _IOW('f', 124, int) /* set owner */ 54#define FIOGETOWN _IOR('f', 123, int) /* get owner */ 55#define FIODTYPE _IOR('f', 122, int) /* get d_flags type part */ 56#define FIOGETLBA _IOR('f', 121, int) /* get start blk # */ 57 58#endif /* !_SYS_FILIO_H_ */ 59