xref: /freebsd/sbin/mount/mntopts.h (revision 5ebc7e6281887681c3a348a5a4c902e262ccd656)
1 /*-
2  * Copyright (c) 1994
3  *      The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)mntopts.h	8.3 (Berkeley) 3/27/94
34  */
35 
36 struct mntopt {
37 	const char *m_option;	/* option name */
38 	int m_inverse;		/* if a negative option, eg "dev" */
39 	int m_flag;		/* bit to set, eg. MNT_RDONLY */
40 	int m_altloc;		/* zero if this is a real mount flag */
41 };
42 
43 /* User-visible MNT_ flags. */
44 #define MOPT_ASYNC		{ "async",	0, MNT_ASYNC, 0 }
45 #define MOPT_NODEV		{ "dev",	1, MNT_NODEV, 0 }
46 #define MOPT_NOEXEC		{ "exec",	1, MNT_NOEXEC, 0 }
47 #define MOPT_NOSUID		{ "suid",	1, MNT_NOSUID, 0 }
48 #define MOPT_RDONLY		{ "rdonly",	0, MNT_RDONLY, 0 }
49 #define MOPT_SYNC		{ "sync",	0, MNT_SYNCHRONOUS, 0 }
50 #define MOPT_UNION		{ "union",	0, MNT_UNION, 0 }
51 
52 /* Skip	this options without any action	(needed	for checkquota/quotaon)	*/
53 #define	MOPT_UQUOTA		{ "userquota",	0, 0, 0 }
54 #define	MOPT_GQUOTA		{ "groupquota",	0, 0, 0 }
55 
56 /* Control flags. */
57 #define MOPT_FORCE		{ "force",	0, MNT_FORCE, 0 }
58 #define MOPT_UPDATE		{ "update",	0, MNT_UPDATE, 0 }
59 
60 /* Support for old-style "ro", "rw" flags. */
61 #define MOPT_RO			{ "ro",		0, MNT_RDONLY, 0 }
62 #define MOPT_RW			{ "rw",		1, MNT_RDONLY, 0 }
63 
64 #define MOPT_FSTAB_COMPAT						\
65 	MOPT_RO,							\
66 	MOPT_RW
67 
68 /* Standard options which all mounts can understand. */
69 #define MOPT_STDOPTS							\
70 	MOPT_FSTAB_COMPAT,						\
71 	MOPT_NODEV,							\
72 	MOPT_NOEXEC,							\
73 	MOPT_NOSUID,							\
74 	MOPT_RDONLY,							\
75 	MOPT_UNION
76 
77 void getmntopts __P((const char *, const struct mntopt *, int *, int *));
78 extern int getmnt_silent;
79