1 /* $NetBSD: mntopts.h,v 1.15 2012/10/19 17:09:06 drochner 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 struct mntopt { 37 const char *m_option; /* option name */ 38 int m_inverse; /* if a negative option, eg "dev" */ 39 int m_flag; /* bit to set, eg. MNT_RDONLY */ 40 int m_altloc; /* 1 => set bit in altflags */ 41 }; 42 43 /* User-visible MNT_ flags. */ 44 #define MOPT_ASYNC { "async", 0, MNT_ASYNC, 0 } 45 #define MOPT_NOCOREDUMP { "coredump", 1, MNT_NOCOREDUMP, 0 } 46 #define MOPT_NODEV { "dev", 1, MNT_NODEV, 0 } 47 #define MOPT_NODEVMTIME { "devmtime", 1, MNT_NODEVMTIME, 0 } 48 #define MOPT_NOEXEC { "exec", 1, MNT_NOEXEC, 0 } 49 #define MOPT_NOSUID { "suid", 1, MNT_NOSUID, 0 } 50 #define MOPT_RDONLY { "rdonly", 0, MNT_RDONLY, 0 } 51 #define MOPT_SYNC { "sync", 0, MNT_SYNCHRONOUS, 0 } 52 #define MOPT_UNION { "union", 0, MNT_UNION, 0 } 53 #define MOPT_USERQUOTA { "userquota", 0, 0, 0 } 54 #define MOPT_GROUPQUOTA { "groupquota", 0, 0, 0 } 55 #define MOPT_NOATIME { "atime", 1, MNT_NOATIME, 0 } 56 #define MOPT_SYMPERM { "symperm", 0, MNT_SYMPERM, 0 } 57 #define MOPT_SOFTDEP { "softdep", 0, MNT_SOFTDEP, 0 } 58 #define MOPT_LOG { "log", 0, MNT_LOG, 0 } 59 #define MOPT_IGNORE { "hidden", 0, MNT_IGNORE, 0 } 60 #define MOPT_EXTATTR { "extattr", 0, MNT_EXTATTR, 0 } 61 #define MOPT_DISCARD { "discard", 0, MNT_DISCARD, 0 } 62 63 /* Control flags. */ 64 #define MOPT_FORCE { "force", 0, MNT_FORCE, 0 } 65 #define MOPT_UPDATE { "update", 0, MNT_UPDATE, 0 } 66 #define MOPT_RELOAD { "reload", 0, MNT_RELOAD, 0 } 67 #define MOPT_GETARGS { "getargs", 0, MNT_GETARGS, 0 } 68 69 /* Support for old-style "ro", "rw" flags. */ 70 #define MOPT_RO { "ro", 0, MNT_RDONLY, 0 } 71 #define MOPT_RW { "rw", 1, MNT_RDONLY, 0 } 72 73 /* This is parsed by mount(8), but is ignored by specific mount_*(8)s. */ 74 #define MOPT_AUTO { "auto", 0, 0, 0 } 75 #define MOPT_RUMP { "rump", 0, 0, 0 } 76 #define MOPT_NULL { NULL, 0, 0, 0 } 77 78 #define MOPT_FSTAB_COMPAT \ 79 MOPT_RO, \ 80 MOPT_RW, \ 81 MOPT_AUTO 82 83 /* Standard options which all mounts can understand. */ 84 #define MOPT_STDOPTS \ 85 MOPT_USERQUOTA, \ 86 MOPT_GROUPQUOTA, \ 87 MOPT_FSTAB_COMPAT, \ 88 MOPT_NOCOREDUMP, \ 89 MOPT_NODEV, \ 90 MOPT_NOEXEC, \ 91 MOPT_NOSUID, \ 92 MOPT_RDONLY, \ 93 MOPT_UNION, \ 94 MOPT_IGNORE, \ 95 MOPT_SYMPERM, \ 96 MOPT_RUMP 97 98 __BEGIN_DECLS 99 typedef struct mntoptparse *mntoptparse_t; 100 mntoptparse_t getmntopts(const char *, const struct mntopt *, int *, int *); 101 const char *getmntoptstr(mntoptparse_t, const char *); 102 long getmntoptnum(mntoptparse_t, const char *); 103 void freemntopts(mntoptparse_t); 104 105 extern int getmnt_silent; 106 __END_DECLS 107 108 #endif /* _MNTOPTS_H_ */ 109