xref: /onnv-gate/usr/src/uts/common/sys/mntio.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef _SYS_MNTIO_H
28*0Sstevel@tonic-gate #define	_SYS_MNTIO_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #ifdef	__cplusplus
33*0Sstevel@tonic-gate extern "C" {
34*0Sstevel@tonic-gate #endif
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate /*
37*0Sstevel@tonic-gate  * Mntfs io control commands
38*0Sstevel@tonic-gate  */
39*0Sstevel@tonic-gate #define	MNTIOC			('m' << 8)
40*0Sstevel@tonic-gate #define	MNTIOC_NMNTS		(MNTIOC|1)	/* Get # of mounted resources */
41*0Sstevel@tonic-gate #define	MNTIOC_GETDEVLIST	(MNTIOC|2)	/* Get mounted dev no.'s */
42*0Sstevel@tonic-gate #define	MNTIOC_SETTAG		(MNTIOC|3)	/* Set a tag on a mounted fs */
43*0Sstevel@tonic-gate #define	MNTIOC_CLRTAG		(MNTIOC|4)	/* Clear a tag from a fs */
44*0Sstevel@tonic-gate #define	MNTIOC_SHOWHIDDEN	(MNTIOC|6)	/* private */
45*0Sstevel@tonic-gate #define	MNTIOC_GETMNTENT	(MNTIOC|7)	/* private */
46*0Sstevel@tonic-gate 
47*0Sstevel@tonic-gate #define	MAX_MNTOPT_TAG	64	/* Maximum size for a mounted file system tag */
48*0Sstevel@tonic-gate 
49*0Sstevel@tonic-gate struct mnttagdesc {
50*0Sstevel@tonic-gate 	uint_t	mtd_major;		/* major number of mounted resource */
51*0Sstevel@tonic-gate 	uint_t	mtd_minor;		/* minor number of mounted resource */
52*0Sstevel@tonic-gate 	char	*mtd_mntpt;		/* mount point for mounted resource */
53*0Sstevel@tonic-gate 	char	*mtd_tag;		/* tag to set/clear */
54*0Sstevel@tonic-gate };
55*0Sstevel@tonic-gate 
56*0Sstevel@tonic-gate #ifdef _SYSCALL32
57*0Sstevel@tonic-gate struct mnttagdesc32 {
58*0Sstevel@tonic-gate 	uint32_t	mtd_major;	/* major number of mounted resource */
59*0Sstevel@tonic-gate 	uint32_t	mtd_minor;	/* minor number of mounted resource */
60*0Sstevel@tonic-gate 	caddr32_t	mtd_mntpt;	/* mount point for mounted resource */
61*0Sstevel@tonic-gate 	caddr32_t	mtd_tag;	/* tag to set/clear */
62*0Sstevel@tonic-gate };
63*0Sstevel@tonic-gate #endif /* _SYSCALL32 */
64*0Sstevel@tonic-gate 
65*0Sstevel@tonic-gate 
66*0Sstevel@tonic-gate struct mntlookup {
67*0Sstevel@tonic-gate 	size_t	mtl_mntpt_off;
68*0Sstevel@tonic-gate 	char	*mtl_mntpt;
69*0Sstevel@tonic-gate 	major_t	mtl_major;
70*0Sstevel@tonic-gate 	minor_t	mtl_minor;
71*0Sstevel@tonic-gate 	ino64_t	mtl_ino;
72*0Sstevel@tonic-gate 	char	mtl_fstype[_ST_FSTYPSZ];
73*0Sstevel@tonic-gate };
74*0Sstevel@tonic-gate 
75*0Sstevel@tonic-gate #ifdef _SYSCALL32
76*0Sstevel@tonic-gate struct mntlookup32 {
77*0Sstevel@tonic-gate 	size32_t	mtl_mntpt_off;
78*0Sstevel@tonic-gate 	caddr32_t	mtl_mntpt;
79*0Sstevel@tonic-gate 	major32_t	mtl_major;
80*0Sstevel@tonic-gate 	minor32_t	mtl_minor;
81*0Sstevel@tonic-gate 	ino64_t		mtl_ino;
82*0Sstevel@tonic-gate 	char		mtl_fstype[_ST_FSTYPSZ];
83*0Sstevel@tonic-gate };
84*0Sstevel@tonic-gate #endif /* _SYSCALL32 */
85*0Sstevel@tonic-gate 
86*0Sstevel@tonic-gate #ifdef	__cplusplus
87*0Sstevel@tonic-gate }
88*0Sstevel@tonic-gate #endif
89*0Sstevel@tonic-gate 
90*0Sstevel@tonic-gate #endif	/* _SYS_MNTIO_H */
91