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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 /*
     22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 /*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
     27 /*	  All Rights Reserved  	*/
     28 
     29 /*
     30  * University Copyright- Copyright (c) 1982, 1986, 1988
     31  * The Regents of the University of California
     32  * All Rights Reserved
     33  *
     34  * University Acknowledgment- Portions of this document are derived from
     35  * software developed by the University of California, Berkeley, and its
     36  * contributors.
     37  */
     38 
     39 #ifndef _SYS_FILIO_H
     40 #define	_SYS_FILIO_H
     41 
     42 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     43 
     44 /*
     45  * General file ioctl definitions.
     46  */
     47 
     48 #include <sys/ioccom.h>
     49 
     50 #ifdef	__cplusplus
     51 extern "C" {
     52 #endif
     53 
     54 #define	FIOCLEX		_IO('f', 1)		/* set exclusive use on fd */
     55 #define	FIONCLEX	_IO('f', 2)		/* remove exclusive use */
     56 /* another local */
     57 #define	FIONREAD	_IOR('f', 127, int)	/* get # bytes to read */
     58 #define	FIONBIO		_IOW('f', 126, int)	/* set/clear non-blocking i/o */
     59 #define	FIOASYNC	_IOW('f', 125, int)	/* set/clear async i/o */
     60 #define	FIOSETOWN	_IOW('f', 124, int)	/* set owner */
     61 #define	FIOGETOWN	_IOR('f', 123, int)	/* get owner */
     62 
     63 /*
     64  * ioctl's for Online: DiskSuite.
     65  * WARNING - the support for these ioctls may be withdrawn
     66  * in future OS releases.
     67  */
     68 #define	_FIOLFS		_IO('f', 64)		/* file system lock */
     69 #define	_FIOLFSS	_IO('f', 65)		/* file system lock status */
     70 #define	_FIOFFS		_IO('f', 66)		/* file system flush */
     71 #define	_FIOAI		_FIOOBSOLETE67		/* get allocation info is */
     72 #define	_FIOOBSOLETE67	_IO('f', 67)		/* obsolete and unsupported */
     73 #define	_FIOSATIME	_IO('f', 68)		/* set atime */
     74 #define	_FIOSDIO	_IO('f', 69)		/* set delayed io */
     75 #define	_FIOGDIO	_IO('f', 70)		/* get delayed io */
     76 #define	_FIOIO		_IO('f', 71)		/* inode open */
     77 #define	_FIOISLOG	_IO('f', 72)		/* disksuite/ufs protocol */
     78 #define	_FIOISLOGOK	_IO('f', 73)		/* disksuite/ufs protocol */
     79 #define	_FIOLOGRESET	_IO('f', 74)		/* disksuite/ufs protocol */
     80 
     81 /*
     82  * Contract-private ioctl()
     83  */
     84 #define	_FIOISBUSY	_IO('f', 75)		/* networker/ufs protocol */
     85 #define	_FIODIRECTIO	_IO('f', 76)		/* directio */
     86 #define	_FIOTUNE	_IO('f', 77)		/* tuning */
     87 
     88 /*
     89  * WARNING: These 'f' ioctls are also defined in sys/fs/cachefs_fs.h
     90  * It currently defines 78-86.
     91  */
     92 
     93 /*
     94  * Internal Logging UFS
     95  */
     96 #define	_FIOLOGENABLE	_IO('f', 87)		/* logging/ufs protocol */
     97 #define	_FIOLOGDISABLE	_IO('f', 88)		/* logging/ufs protocol */
     98 
     99 /*
    100  * File system snapshot ioctls (see sys/fs/ufs_snap.h)
    101  * (there is another snapshot ioctl, _FIOSNAPSHOTCREATE_MULTI,
    102  * defined farther down in this file.)
    103  */
    104 #define	_FIOSNAPSHOTCREATE	_IO('f', 89)	/* create a snapshot */
    105 #define	_FIOSNAPSHOTDELETE	_IO('f', 90)	/* delete a snapshot */
    106 
    107 /*
    108  * Return the current superblock of size SBSIZE
    109  */
    110 #define	_FIOGETSUPERBLOCK	_IO('f', 91)
    111 
    112 /*
    113  * Contract private ioctl
    114  */
    115 #define	_FIOGETMAXPHYS		_IO('f', 92)
    116 
    117 /*
    118  * TSufs support
    119  */
    120 #define	_FIO_SET_LUFS_DEBUG	_IO('f', 93) /* set lufs_debug */
    121 #define	_FIO_SET_LUFS_ERROR	_IO('f', 94) /* set a lufs error */
    122 #define	_FIO_GET_TOP_STATS	_IO('f', 95) /* get lufs tranaction stats */
    123 
    124 /*
    125  * create a snapshot with multiple backing files
    126  */
    127 #define	_FIOSNAPSHOTCREATE_MULTI	_IO('f', 96)
    128 
    129 /*
    130  * handle lseek SEEK_DATA and SEEK_HOLE for holey file knowledge
    131  */
    132 #define	_FIO_SEEK_DATA		_IO('f', 97) /* SEEK_DATA */
    133 #define	_FIO_SEEK_HOLE		_IO('f', 98) /* SEEK_HOLE */
    134 
    135 /*
    136  * boot archive compression
    137  */
    138 #define	_FIO_COMPRESSED		_IO('f', 99) /* mark file as compressed */
    139 
    140 #ifdef	__cplusplus
    141 }
    142 #endif
    143 
    144 #endif	/* _SYS_FILIO_H */
    145