xref: /netbsd-src/include/mntopts.h (revision d710132b4b8ce7f7cccaaf660cb16aa16b4077a0)
1 /*	$NetBSD: mntopts.h,v 1.2 2003/04/11 17:36:57 christos Exp $	*/
2 
3 /*-
4  * Copyright (c) 1994
5  *      The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  *
35  *	@(#)mntopts.h	8.7 (Berkeley) 3/29/95
36  */
37 #ifndef _MNTOPTS_H_
38 #define _MNTOPTS_H_
39 
40 struct mntopt {
41 	const char *m_option;	/* option name */
42 	int m_inverse;		/* if a negative option, eg "dev" */
43 	int m_flag;		/* bit to set, eg. MNT_RDONLY */
44 	int m_altloc;		/* 1 => set bit in altflags */
45 };
46 
47 /* User-visible MNT_ flags. */
48 #define MOPT_ASYNC		{ "async",	0, MNT_ASYNC, 0 }
49 #define MOPT_NOCOREDUMP		{ "coredump",	1, MNT_NOCOREDUMP, 0 }
50 #define MOPT_NODEV		{ "dev",	1, MNT_NODEV, 0 }
51 #define MOPT_NODEVMTIME		{ "devmtime",	1, MNT_NODEVMTIME, 0 }
52 #define MOPT_NOEXEC		{ "exec",	1, MNT_NOEXEC, 0 }
53 #define MOPT_NOSUID		{ "suid",	1, MNT_NOSUID, 0 }
54 #define MOPT_RDONLY		{ "rdonly",	0, MNT_RDONLY, 0 }
55 #define MOPT_SYNC		{ "sync",	0, MNT_SYNCHRONOUS, 0 }
56 #define MOPT_UNION		{ "union",	0, MNT_UNION, 0 }
57 #define MOPT_USERQUOTA		{ "userquota",	0, 0, 0 }
58 #define MOPT_GROUPQUOTA		{ "groupquota",	0, 0, 0 }
59 #define MOPT_NOATIME		{ "atime",	1, MNT_NOATIME, 0 }
60 #define MOPT_SYMPERM		{ "symperm",	0, MNT_SYMPERM, 0 }
61 #define MOPT_SOFTDEP		{ "softdep",	0, MNT_SOFTDEP, 0 }
62 #define MOPT_IGNORE		{ "hidden",	0, MNT_IGNORE, 0 }
63 
64 /* Control flags. */
65 #define MOPT_FORCE		{ "force",	1, MNT_FORCE, 0 }
66 #define MOPT_UPDATE		{ "update",	0, MNT_UPDATE, 0 }
67 #define MOPT_RELOAD		{ "reload",	0, MNT_RELOAD, 0 }
68 #define MOPT_GETARGS		{ "getargs",	0, MNT_GETARGS,	0 }
69 
70 /* Support for old-style "ro", "rw" flags. */
71 #define MOPT_RO			{ "ro",		0, MNT_RDONLY, 0 }
72 #define MOPT_RW			{ "rw",		1, MNT_RDONLY, 0 }
73 
74 /* This is parsed by mount(8), but is ignored by specific mount_*(8)s. */
75 #define MOPT_AUTO		{ "auto",	0, 0, 0 }
76 
77 #define MOPT_FSTAB_COMPAT						\
78 	MOPT_RO,							\
79 	MOPT_RW,							\
80 	MOPT_AUTO
81 
82 /* Standard options which all mounts can understand. */
83 #define MOPT_STDOPTS							\
84 	MOPT_USERQUOTA,							\
85 	MOPT_GROUPQUOTA,						\
86 	MOPT_FSTAB_COMPAT,						\
87 	MOPT_NOCOREDUMP,						\
88 	MOPT_NODEV,							\
89 	MOPT_NOEXEC,							\
90 	MOPT_NOSUID,							\
91 	MOPT_RDONLY,							\
92 	MOPT_UNION,							\
93 	MOPT_IGNORE,							\
94 	MOPT_SYMPERM
95 
96 __BEGIN_DECLS
97 typedef struct mntoptparse *mntoptparse_t;
98 mntoptparse_t getmntopts __P((const char *, const struct mntopt *, int *,
99     int *));
100 const char *getmntoptstr __P((mntoptparse_t, const char *));
101 long getmntoptnum __P((mntoptparse_t, const char *));
102 void freemntopts __P((mntoptparse_t));
103 
104 extern int getmnt_silent;
105 __END_DECLS
106 
107 #endif /* _MNTOPTS_H_ */
108