The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/sys/filio.h

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    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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