/core/10.4/fusefs/mount/mntopts.h

  1/*
  2 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
  3 *
  4 * @APPLE_LICENSE_HEADER_START@
  5 * 
  6 * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
  7 * Reserved.  This file contains Original Code and/or Modifications of
  8 * Original Code as defined in and that are subject to the Apple Public
  9 * Source License Version 1.0 (the 'License').  You may not use this file
 10 * except in compliance with the License.  Please obtain a copy of the
 11 * License at http://www.apple.com/publicsource and read it before using
 12 * this file.
 13 * 
 14 * The Original Code and all software distributed under the License are
 15 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 16 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 17 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 18 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 19 * License for the specific language governing rights and limitations
 20 * under the License."
 21 * 
 22 * @APPLE_LICENSE_HEADER_END@
 23 */
 24/*-
 25 * Copyright (c) 1994
 26 *      The Regents of the University of California.  All rights reserved.
 27 *
 28 * Redistribution and use in source and binary forms, with or without
 29 * modification, are permitted provided that the following conditions
 30 * are met:
 31 * 1. Redistributions of source code must retain the above copyright
 32 *    notice, this list of conditions and the following disclaimer.
 33 * 2. Redistributions in binary form must reproduce the above copyright
 34 *    notice, this list of conditions and the following disclaimer in the
 35 *    documentation and/or other materials provided with the distribution.
 36 * 3. All advertising materials mentioning features or use of this software
 37 *    must display the following acknowledgement:
 38 *	This product includes software developed by the University of
 39 *	California, Berkeley and its contributors.
 40 * 4. Neither the name of the University nor the names of its contributors
 41 *    may be used to endorse or promote products derived from this software
 42 *    without specific prior written permission.
 43 *
 44 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 45 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 46 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 47 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 48 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 49 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 50 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 51 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 52 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 53 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 54 * SUCH DAMAGE.
 55 *
 56 *	@(#)mntopts.h	8.7 (Berkeley) 3/29/95
 57 */
 58
 59#ifdef linux
 60#define MNT_RDONLY      0x00000001      /* read only filesystem */
 61#define MNT_SYNCHRONOUS 0x00000002      /* file system written synchronously */
 62#define MNT_NOEXEC      0x00000004      /* can't exec from filesystem */
 63#define MNT_NOSUID      0x00000008      /* don't honor setuid bits on fs */
 64#define MNT_NODEV       0x00000010      /* don't interpret special files */
 65#define MNT_UNION       0x00000020      /* union with underlying filesystem */
 66#define MNT_ASYNC       0x00000040      /* file system written asynchronously */
 67
 68#define FS_OPTTIME 0       /* minimize allocation time */
 69#define MINFREE         5
 70#define DEFAULTOPT      FS_OPTTIME
 71#define BBSIZE          8192
 72#define SBSIZE          8192
 73
 74#define MINBSIZE        4096
 75#define FS_OPTSPACE        1       /* minimize disk fragmentation */
 76#endif
 77
 78struct mntopt {
 79	const char *m_option;	/* option name */
 80	int m_inverse;		/* if a negative option, eg "dev" */
 81	u_int64_t m_flag;	/* bit to set, eg. MNT_RDONLY */
 82	int m_altloc;		/* 1 => set bit in altflags */
 83};
 84
 85/* User-visible MNT_ flags. */
 86#define MOPT_ASYNC		{ "async",	0, MNT_ASYNC, 0 }
 87#define MOPT_NODEV		{ "dev",	1, MNT_NODEV, 0 }
 88#define MOPT_NOEXEC		{ "exec",	1, MNT_NOEXEC, 0 }
 89#define MOPT_NOSUID		{ "suid",	1, MNT_NOSUID, 0 }
 90#define MOPT_RDONLY		{ "rdonly",	0, MNT_RDONLY, 0 }
 91#define MOPT_SYNC		{ "sync",	0, MNT_SYNCHRONOUS, 0 }
 92#define MOPT_UNION		{ "union",	0, MNT_UNION, 0 }
 93#define MOPT_USERQUOTA		{ "userquota",	0, 0, 0 }
 94#define MOPT_GROUPQUOTA		{ "groupquota",	0, 0, 0 }
 95#define MOPT_BROWSE		{ "browse",	1, MNT_DONTBROWSE, 0 }
 96#define MOPT_AUTOMOUNTED	{ "automounted",0, MNT_AUTOMOUNTED, 0 }
 97#define MOPT_DEFWRITE   	{ "defwrite", 	0, MNT_DEFWRITE, 0}
 98//#define MOPT_NOATIME		{ "atime",	1, MNT_NOATIME, 0 }
 99#define MOPT_IGNORE_OWNERSHIP	{ "owners", 	1, MNT_IGNORE_OWNERSHIP, 0}
100/* alias the deprecated name for compatibility */
101#define MOPT_PERMISSIONS	{ "perm", 	1, MNT_IGNORE_OWNERSHIP, 0}
102
103/* Control flags. */
104#define MOPT_FORCE		{ "force",	0, MNT_FORCE, 0 }
105#define MOPT_UPDATE		{ "update",	0, MNT_UPDATE, 0 }
106#define MOPT_RO			{ "ro",		0, MNT_RDONLY, 0 }
107#define MOPT_RW			{ "rw",		1, MNT_RDONLY, 0 }
108
109/* This is parsed by mount(8), but is ignored by specific mount_*(8)s. */
110#define MOPT_AUTO		{ "auto",	0, 0, 0 }
111
112#define MOPT_FSTAB_COMPAT						\
113	MOPT_RO,							\
114	MOPT_RW,							\
115	MOPT_AUTO
116
117/* Standard options which all mounts can understand. */
118#define MOPT_STDOPTS							\
119	MOPT_USERQUOTA,							\
120	MOPT_GROUPQUOTA,						\
121	MOPT_FSTAB_COMPAT,						\
122	MOPT_NODEV,							\
123	MOPT_NOEXEC,							\
124	MOPT_NOSUID,							\
125	MOPT_RDONLY,							\
126	MOPT_UNION,							\
127	MOPT_BROWSE,							\
128	MOPT_AUTOMOUNTED,						\
129	MOPT_DEFWRITE
130	
131void getmntopts __P((const char *, const struct mntopt *, int *, u_int64_t *));
132void checkpath __P((const char *, char resolved_path[]));
133void rmslashes __P((char *, char *));
134extern int getmnt_silent;