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mntopts.h revision 1.19 
      1 /*	$NetBSD: mntopts.h,v 1.19 2020/05/16 18:31:47 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 
     38 struct 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_POSIX1EACLS	{ "posix1eacls",0, MNT_POSIX1EACLS, 0 }
     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_RELATIME		{ "relatime",	0, MNT_RELATIME, 0 }
     61 #define MOPT_SYMPERM		{ "symperm",	0, MNT_SYMPERM, 0 }
     62 #define MOPT_SOFTDEP		{ "softdep",	0, MNT_SOFTDEP, 0 }
     63 #define MOPT_LOG		{ "log",	0, MNT_LOG, 0 }
     64 #define MOPT_IGNORE		{ "hidden",	0, MNT_IGNORE, 0 }
     65 #define MOPT_EXTATTR		{ "extattr",	0, MNT_EXTATTR, 0 }
     66 #define MOPT_DISCARD		{ "discard",	0, MNT_DISCARD, 0 }
     67 #define MOPT_AUTOMOUNTED	{ "automounted",0, MNT_AUTOMOUNTED, 0 }
     68 
     69 /* Control flags. */
     70 #define MOPT_FORCE		{ "force",	0, MNT_FORCE, 0 }
     71 #define MOPT_UPDATE		{ "update",	0, MNT_UPDATE, 0 }
     72 #define MOPT_RELOAD		{ "reload",	0, MNT_RELOAD, 0 }
     73 #define MOPT_GETARGS		{ "getargs",	0, MNT_GETARGS,	0 }
     74 
     75 /* Support for old-style "ro", "rw" flags. */
     76 #define MOPT_RO			{ "ro",		0, MNT_RDONLY, 0 }
     77 #define MOPT_RW			{ "rw",		1, MNT_RDONLY, 0 }
     78 
     79 /* This is parsed by mount(8), but is ignored by specific mount_*(8)s. */
     80 #define MOPT_AUTO		{ "auto",	0, 0, 0 }
     81 #define MOPT_RUMP		{ "rump",	0, 0, 0 }
     82 #define MOPT_NULL		{ NULL,		0, 0, 0 }
     83 
     84 #define MOPT_FSTAB_COMPAT						\
     85 	MOPT_RO,							\
     86 	MOPT_RW,							\
     87 	MOPT_AUTO
     88 
     89 /* Standard options which all mounts can understand. */
     90 #define MOPT_STDOPTS							\
     91 	MOPT_USERQUOTA,							\
     92 	MOPT_GROUPQUOTA,						\
     93 	MOPT_FSTAB_COMPAT,						\
     94 	MOPT_NOCOREDUMP,						\
     95 	MOPT_NODEV,							\
     96 	MOPT_NOEXEC,							\
     97 	MOPT_NOSUID,							\
     98 	MOPT_RDONLY,							\
     99 	MOPT_UNION,							\
    100 	MOPT_IGNORE,							\
    101 	MOPT_SYMPERM,							\
    102 	MOPT_RUMP,							\
    103 	MOPT_AUTOMOUNTED
    104 
    105 __BEGIN_DECLS
    106 typedef struct mntoptparse *mntoptparse_t;
    107 mntoptparse_t getmntopts(const char *, const struct mntopt *, int *, int *);
    108 const char *getmntoptstr(mntoptparse_t, const char *);
    109 long getmntoptnum(mntoptparse_t, const char *);
    110 void freemntopts(mntoptparse_t);
    111 
    112 extern int getmnt_silent;
    113 __END_DECLS
    114 
    115 #endif /* _MNTOPTS_H_ */
    116