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| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/i2c/iicbb/@/sys/filio.h |
/*-
* Copyright (c) 1982, 1986, 1990, 1993, 1994
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)filio.h 8.1 (Berkeley) 3/28/94
* $FreeBSD: release/9.1.0/sys/sys/filio.h 195191 2009-06-30 13:38:49Z emaste $
*/
#ifndef _SYS_FILIO_H_
#define _SYS_FILIO_H_
#include <sys/ioccom.h>
/* Generic file-descriptor ioctl's. */
#define FIOCLEX _IO('f', 1) /* set close on exec on fd */
#define FIONCLEX _IO('f', 2) /* remove close on exec */
#define FIONREAD _IOR('f', 127, int) /* get # bytes to read */
#define FIONBIO _IOW('f', 126, int) /* set/clear non-blocking i/o */
#define FIOASYNC _IOW('f', 125, int) /* set/clear async i/o */
#define FIOSETOWN _IOW('f', 124, int) /* set owner */
#define FIOGETOWN _IOR('f', 123, int) /* get owner */
#define FIODTYPE _IOR('f', 122, int) /* get d_flags type part */
#define FIOGETLBA _IOR('f', 121, int) /* get start blk # */
struct fiodgname_arg {
int len;
void *buf;
};
#define FIODGNAME _IOW('f', 120, struct fiodgname_arg) /* get dev. name */
#define FIONWRITE _IOR('f', 119, int) /* get # bytes (yet) to write */
#define FIONSPACE _IOR('f', 118, int) /* get space in send queue */
/* Handle lseek SEEK_DATA and SEEK_HOLE for holey file knowledge. */
#define FIOSEEKDATA _IOWR('f', 97, off_t) /* SEEK_DATA */
#define FIOSEEKHOLE _IOWR('f', 98, off_t) /* SEEK_HOLE */
#endif /* !_SYS_FILIO_H_ */