1/*	$NetBSD: mntopts.h,v 1.20 2021/09/18 03:05:20 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_ACLS		{ "acls",	0, MNT_ACLS, 0 }
47#define MOPT_NFS4ACLS		{ "nfs4acls",	0, MNT_NFS4ACLS, 0 }
48#define MOPT_POSIX1EACLS	{ "posix1eacls",0, MNT_POSIX1EACLS, 0 }
49#define MOPT_ASYNC		{ "async",	0, MNT_ASYNC, 0 }
50#define MOPT_NOCOREDUMP		{ "coredump",	1, MNT_NOCOREDUMP, 0 }
51#define MOPT_NODEV		{ "dev",	1, MNT_NODEV, 0 }
52#define MOPT_NODEVMTIME		{ "devmtime",	1, MNT_NODEVMTIME, 0 }
53#define MOPT_NOEXEC		{ "exec",	1, MNT_NOEXEC, 0 }
54#define MOPT_NOSUID		{ "suid",	1, MNT_NOSUID, 0 }
55#define MOPT_RDONLY		{ "rdonly",	0, MNT_RDONLY, 0 }
56#define MOPT_SYNC		{ "sync",	0, MNT_SYNCHRONOUS, 0 }
57#define MOPT_UNION		{ "union",	0, MNT_UNION, 0 }
58#define MOPT_USERQUOTA		{ "userquota",	0, 0, 0 }
59#define MOPT_GROUPQUOTA		{ "groupquota",	0, 0, 0 }
60#define MOPT_NOATIME		{ "atime",	1, MNT_NOATIME, 0 }
61#define MOPT_RELATIME		{ "relatime",	0, MNT_RELATIME, 0 }
62#define MOPT_SYMPERM		{ "symperm",	0, MNT_SYMPERM, 0 }
63#define MOPT_SOFTDEP		{ "softdep",	0, MNT_SOFTDEP, 0 }
64#define MOPT_LOG		{ "log",	0, MNT_LOG, 0 }
65#define MOPT_IGNORE		{ "hidden",	0, MNT_IGNORE, 0 }
66#define MOPT_EXTATTR		{ "extattr",	0, MNT_EXTATTR, 0 }
67#define MOPT_DISCARD		{ "discard",	0, MNT_DISCARD, 0 }
68#define MOPT_AUTOMOUNTED	{ "automounted",0, MNT_AUTOMOUNTED, 0 }
69
70/* Control flags. */
71#define MOPT_FORCE		{ "force",	0, MNT_FORCE, 0 }
72#define MOPT_UPDATE		{ "update",	0, MNT_UPDATE, 0 }
73#define MOPT_RELOAD		{ "reload",	0, MNT_RELOAD, 0 }
74#define MOPT_GETARGS		{ "getargs",	0, MNT_GETARGS,	0 }
75
76/* Support for old-style "ro", "rw" flags. */
77#define MOPT_RO			{ "ro",		0, MNT_RDONLY, 0 }
78#define MOPT_RW			{ "rw",		1, MNT_RDONLY, 0 }
79
80/* This is parsed by mount(8), but is ignored by specific mount_*(8)s. */
81#define MOPT_AUTO		{ "auto",	0, 0, 0 }
82#define MOPT_RUMP		{ "rump",	0, 0, 0 }
83#define MOPT_NULL		{ NULL,		0, 0, 0 }
84
85#define MOPT_FSTAB_COMPAT						\
86	MOPT_RO,							\
87	MOPT_RW,							\
88	MOPT_AUTO
89
90/* Standard options which all mounts can understand. */
91#define MOPT_STDOPTS							\
92	MOPT_USERQUOTA,							\
93	MOPT_GROUPQUOTA,						\
94	MOPT_FSTAB_COMPAT,						\
95	MOPT_NOCOREDUMP,						\
96	MOPT_NODEV,							\
97	MOPT_NOEXEC,							\
98	MOPT_NOSUID,							\
99	MOPT_RDONLY,							\
100	MOPT_UNION,							\
101	MOPT_IGNORE,							\
102	MOPT_SYMPERM,							\
103	MOPT_RUMP,							\
104	MOPT_AUTOMOUNTED
105
106__BEGIN_DECLS
107typedef struct mntoptparse *mntoptparse_t;
108mntoptparse_t getmntopts(const char *, const struct mntopt *, int *, int *);
109const char *getmntoptstr(mntoptparse_t, const char *);
110long getmntoptnum(mntoptparse_t, const char *);
111void freemntopts(mntoptparse_t);
112
113extern int getmnt_silent;
114__END_DECLS
115
116#endif /* _MNTOPTS_H_ */
117