1 /*- 2 * Copyright (c) 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)mntopts.h 8.7 (Berkeley) 3/29/95 30 * $FreeBSD$ 31 */ 32 33 struct mntopt { 34 const char *m_option; /* option name */ 35 int m_inverse; /* if a negative option, e.g. "atime" */ 36 int m_flag; /* bit to set, e.g. MNT_RDONLY */ 37 int m_altloc; /* 1 => set bit in altflags */ 38 }; 39 40 /* User-visible MNT_ flags. */ 41 #define MOPT_ASYNC { "async", 0, MNT_ASYNC, 0 } 42 #define MOPT_NOATIME { "atime", 1, MNT_NOATIME, 0 } 43 #define MOPT_NOEXEC { "exec", 1, MNT_NOEXEC, 0 } 44 #define MOPT_NOSUID { "suid", 1, MNT_NOSUID, 0 } 45 #define MOPT_NOSYMFOLLOW { "symfollow", 1, MNT_NOSYMFOLLOW, 0 } 46 #define MOPT_RDONLY { "rdonly", 0, MNT_RDONLY, 0 } 47 #define MOPT_SYNC { "sync", 0, MNT_SYNCHRONOUS, 0 } 48 #define MOPT_UNION { "union", 0, MNT_UNION, 0 } 49 #define MOPT_USERQUOTA { "userquota", 0, 0, 0 } 50 #define MOPT_GROUPQUOTA { "groupquota", 0, 0, 0 } 51 #define MOPT_NOCLUSTERR { "clusterr", 1, MNT_NOCLUSTERR, 0 } 52 #define MOPT_NOCLUSTERW { "clusterw", 1, MNT_NOCLUSTERW, 0 } 53 #define MOPT_SUIDDIR { "suiddir", 0, MNT_SUIDDIR, 0 } 54 #define MOPT_SNAPSHOT { "snapshot", 0, MNT_SNAPSHOT, 0 } 55 #define MOPT_MULTILABEL { "multilabel", 0, MNT_MULTILABEL, 0 } 56 #define MOPT_ACLS { "acls", 0, MNT_ACLS, 0 } 57 58 /* Control flags. */ 59 #define MOPT_FORCE { "force", 0, MNT_FORCE, 0 } 60 #define MOPT_UPDATE { "update", 0, MNT_UPDATE, 0 } 61 #define MOPT_RO { "ro", 0, MNT_RDONLY, 0 } 62 #define MOPT_RW { "rw", 1, MNT_RDONLY, 0 } 63 64 /* This is parsed by mount(8), but is ignored by specific mount_*(8)s. */ 65 #define MOPT_AUTO { "auto", 0, 0, 0 } 66 67 /* A handy macro as terminator of MNT_ array. */ 68 #define MOPT_END { NULL, 0, 0, 0 } 69 70 #define MOPT_FSTAB_COMPAT \ 71 MOPT_RO, \ 72 MOPT_RW, \ 73 MOPT_AUTO 74 75 /* Standard options which all mounts can understand. */ 76 #define MOPT_STDOPTS \ 77 MOPT_USERQUOTA, \ 78 MOPT_GROUPQUOTA, \ 79 MOPT_FSTAB_COMPAT, \ 80 MOPT_NOATIME, \ 81 MOPT_NOEXEC, \ 82 MOPT_SUIDDIR, /* must be before MOPT_NOSUID */ \ 83 MOPT_NOSUID, \ 84 MOPT_NOSYMFOLLOW, \ 85 MOPT_RDONLY, \ 86 MOPT_UNION, \ 87 MOPT_NOCLUSTERR, \ 88 MOPT_NOCLUSTERW, \ 89 MOPT_MULTILABEL, \ 90 MOPT_ACLS 91 92 void getmntopts(const char *, const struct mntopt *, int *, int *); 93 void rmslashes(char *, char *); 94 void checkpath(const char *, char resolved_path[]); 95 extern int getmnt_silent; 96 void build_iovec(struct iovec **iov, int *iovlen, const char *name, void *val, size_t len); 97 void build_iovec_argf(struct iovec **iov, int *iovlen, const char *name, const char *fmt, ...); 98