1/* $NetBSD: mntopts.h,v 1.18 2018/01/09 03:31:12 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. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)mntopts.h 8.7 (Berkeley) 3/29/95
32 */
33#ifndef _MNTOPTS_H_
34#define _MNTOPTS_H_
35
36#include <sys/cdefs.h>
37
38struct mntopt {
39 const char *m_option; /* option name */
40 int m_inverse; /* if a negative option, eg "dev" */
41 int m_flag; /* bit to set, eg. MNT_RDONLY */
42 int m_altloc; /* 1 => set bit in altflags */
43};
44
45/* User-visible MNT_ flags. */
46#define MOPT_ASYNC { "async", 0, MNT_ASYNC, 0 }
47#define MOPT_NOCOREDUMP { "coredump", 1, MNT_NOCOREDUMP, 0 }
48#define MOPT_NODEV { "dev", 1, MNT_NODEV, 0 }
49#define MOPT_NODEVMTIME { "devmtime", 1, MNT_NODEVMTIME, 0 }
50#define MOPT_NOEXEC { "exec", 1, MNT_NOEXEC, 0 }
51#define MOPT_NOSUID { "suid", 1, MNT_NOSUID, 0 }
52#define MOPT_RDONLY { "rdonly", 0, MNT_RDONLY, 0 }
53#define MOPT_SYNC { "sync", 0, MNT_SYNCHRONOUS, 0 }
54#define MOPT_UNION { "union", 0, MNT_UNION, 0 }
55#define MOPT_USERQUOTA { "userquota", 0, 0, 0 }
56#define MOPT_GROUPQUOTA { "groupquota", 0, 0, 0 }
57#define MOPT_NOATIME { "atime", 1, MNT_NOATIME, 0 }
58#define MOPT_RELATIME { "relatime", 0, MNT_RELATIME, 0 }
59#define MOPT_SYMPERM { "symperm", 0, MNT_SYMPERM, 0 }
60#define MOPT_SOFTDEP { "softdep", 0, MNT_SOFTDEP, 0 }
61#define MOPT_LOG { "log", 0, MNT_LOG, 0 }
62#define MOPT_IGNORE { "hidden", 0, MNT_IGNORE, 0 }
63#define MOPT_EXTATTR { "extattr", 0, MNT_EXTATTR, 0 }
64#define MOPT_DISCARD { "discard", 0, MNT_DISCARD, 0 }
65#define MOPT_AUTOMOUNTED { "automounted",0, MNT_AUTOMOUNTED, 0 }
66
67/* Control flags. */
68#define MOPT_FORCE { "force", 0, MNT_FORCE, 0 }
69#define MOPT_UPDATE { "update", 0, MNT_UPDATE, 0 }
70#define MOPT_RELOAD { "reload", 0, MNT_RELOAD, 0 }
71#define MOPT_GETARGS { "getargs", 0, MNT_GETARGS, 0 }
72
73/* Support for old-style "ro", "rw" flags. */
74#define MOPT_RO { "ro", 0, MNT_RDONLY, 0 }
75#define MOPT_RW { "rw", 1, MNT_RDONLY, 0 }
76
77/* This is parsed by mount(8), but is ignored by specific mount_*(8)s. */
78#define MOPT_AUTO { "auto", 0, 0, 0 }
79#define MOPT_RUMP { "rump", 0, 0, 0 }
80#define MOPT_NULL { NULL, 0, 0, 0 }
81
82#define MOPT_FSTAB_COMPAT \
83 MOPT_RO, \
84 MOPT_RW, \
85 MOPT_AUTO
86
87/* Standard options which all mounts can understand. */
88#define MOPT_STDOPTS \
89 MOPT_USERQUOTA, \
90 MOPT_GROUPQUOTA, \
91 MOPT_FSTAB_COMPAT, \
92 MOPT_NOCOREDUMP, \
93 MOPT_NODEV, \
94 MOPT_NOEXEC, \
95 MOPT_NOSUID, \
96 MOPT_RDONLY, \
97 MOPT_UNION, \
98 MOPT_IGNORE, \
99 MOPT_SYMPERM, \
100 MOPT_RUMP, \
101 MOPT_AUTOMOUNTED
102
103__BEGIN_DECLS
104typedef struct mntoptparse *mntoptparse_t;
105mntoptparse_t getmntopts(const char *, const struct mntopt *, int *, int *);
106const char *getmntoptstr(mntoptparse_t, const char *);
107long getmntoptnum(mntoptparse_t, const char *);
108void freemntopts(mntoptparse_t);
109
110extern int getmnt_silent;
111__END_DECLS
112
113#endif /* _MNTOPTS_H_ */
114