104 lines
4.1 KiB
C
104 lines
4.1 KiB
C
/* $OpenBSD: mntopts.h,v 1.18 2016/09/10 16:53:30 natano Exp $ */
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/* $NetBSD: mntopts.h,v 1.3 1995/03/18 14:56:59 cgd Exp $ */
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/*-
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* Copyright (c) 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)mntopts.h 8.3 (Berkeley) 3/27/94
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*/
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#define MFLAG_INVERSE 0x01 /* if a negative option, eg "dev" */
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#define MFLAG_SET 0x02 /* 1 => set bit in mntflags,
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0 => return flag */
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#define MFLAG_STRVAL 0x04 /* option needs a string value */
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#define MFLAG_INTVAL 0x08 /* option needs an int value */
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#define MFLAG_OPT 0x10 /* value is optional */
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struct mntopt {
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const char *m_option; /* option name */
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int m_flag; /* bit to set, eg. MNT_RDONLY */
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int m_oflags;
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};
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union mntval {
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char *strval;
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int ival;
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};
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/* User-visible MNT_ flags. */
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#define MOPT_ASYNC { "async", MNT_ASYNC, MFLAG_SET }
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#define MOPT_NOACCESSTIME { "accesstime", MNT_NOATIME, \
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MFLAG_INVERSE | MFLAG_SET }
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#define MOPT_NOATIME { "atime", MNT_NOATIME, MFLAG_INVERSE | MFLAG_SET }
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#define MOPT_NODEV { "dev", MNT_NODEV, MFLAG_INVERSE | MFLAG_SET }
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#define MOPT_NOEXEC { "exec", MNT_NOEXEC, MFLAG_INVERSE | MFLAG_SET }
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#define MOPT_NOSUID { "suid", MNT_NOSUID, MFLAG_INVERSE | MFLAG_SET }
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#define MOPT_NOPERM { "perm", MNT_NOPERM, MFLAG_INVERSE | MFLAG_SET }
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#define MOPT_WXALLOWED { "wxallowed", MNT_WXALLOWED, MFLAG_SET }
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#define MOPT_RDONLY { "rdonly", MNT_RDONLY, MFLAG_SET }
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#define MOPT_SYNC { "sync", MNT_SYNCHRONOUS, MFLAG_SET }
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#define MOPT_USERQUOTA { "userquota", 0, MFLAG_SET | MFLAG_STRVAL \
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| MFLAG_OPT }
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#define MOPT_GROUPQUOTA { "groupquota", 0, MFLAG_SET | MFLAG_STRVAL \
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| MFLAG_OPT }
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#define MOPT_SOFTDEP { "softdep", MNT_SOFTDEP, MFLAG_SET }
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/* Control flags. */
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#define MOPT_FORCE { "force", MNT_FORCE, MFLAG_SET }
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#define MOPT_UPDATE { "update", MNT_UPDATE, MFLAG_SET }
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#define MOPT_RELOAD { "reload", MNT_RELOAD, MFLAG_SET }
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/* Support for old-style "ro", "rw" flags. */
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#define MOPT_RO { "ro", MNT_RDONLY, MFLAG_SET }
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#define MOPT_RW { "rw", MNT_RDONLY, MFLAG_INVERSE | MFLAG_SET }
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/* These are parsed by mount(8), but are ignored by specific mount_*(8)s. */
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#define MOPT_AUTO { "auto", 0, MFLAG_SET }
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#define MOPT_NET { "net", 0, MFLAG_SET }
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#define MOPT_FSTAB_COMPAT \
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MOPT_RO, \
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MOPT_RW, \
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MOPT_NET, \
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MOPT_AUTO
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/* Standard options which all mounts can understand. */
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#define MOPT_STDOPTS \
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MOPT_USERQUOTA, \
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MOPT_GROUPQUOTA, \
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MOPT_FSTAB_COMPAT, \
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MOPT_NOACCESSTIME, \
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MOPT_NOATIME, \
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MOPT_NODEV, \
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MOPT_NOEXEC, \
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MOPT_NOSUID, \
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MOPT_RDONLY
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int getmntopts(const char *, const struct mntopt *, int *);
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int getmntopt(char **, union mntval *, const struct mntopt *, int *);
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