1 /* $OpenBSD: mount_ffs.c,v 1.11 2001/04/04 20:19:01 gluk Exp $ */ 2 /* $NetBSD: mount_ffs.c,v 1.3 1996/04/13 01:31:19 jtc Exp $ */ 3 4 /*- 5 * Copyright (c) 1993, 1994 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37 #ifndef lint 38 static char copyright[] = 39 "@(#) Copyright (c) 1993, 1994\n\ 40 The Regents of the University of California. All rights reserved.\n"; 41 #endif /* not lint */ 42 43 #ifndef lint 44 #if 0 45 static char sccsid[] = "@(#)mount_ufs.c 8.2 (Berkeley) 3/27/94"; 46 #else 47 static char rcsid[] = "$OpenBSD: mount_ffs.c,v 1.11 2001/04/04 20:19:01 gluk Exp $"; 48 #endif 49 #endif /* not lint */ 50 51 #include <sys/param.h> 52 #include <sys/mount.h> 53 54 #include <err.h> 55 #include <errno.h> 56 #include <stdio.h> 57 #include <stdlib.h> 58 #include <string.h> 59 #include <unistd.h> 60 61 #include "mntopts.h" 62 63 void ffs_usage __P((void)); 64 65 static const struct mntopt mopts[] = { 66 MOPT_STDOPTS, 67 MOPT_ASYNC, 68 MOPT_SYNC, 69 MOPT_UPDATE, 70 MOPT_RELOAD, 71 MOPT_FORCE, 72 MOPT_SOFTDEP, 73 { NULL } 74 }; 75 76 int 77 main(argc, argv) 78 int argc; 79 char * const argv[]; 80 { 81 struct ufs_args args; /* XXX ffs_args */ 82 int ch, mntflags; 83 char *fs_name, *errcause; 84 85 mntflags = 0; 86 optind = optreset = 1; /* Reset for parse of new argv. */ 87 while ((ch = getopt(argc, argv, "o:")) != -1) 88 switch (ch) { 89 case 'o': 90 getmntopts(optarg, mopts, &mntflags); 91 break; 92 case '?': 93 default: 94 ffs_usage(); 95 } 96 argc -= optind; 97 argv += optind; 98 99 if (argc != 2) 100 ffs_usage(); 101 102 args.fspec = argv[0]; /* The name of the device file. */ 103 fs_name = argv[1]; /* The mount point. */ 104 105 #define DEFAULT_ROOTUID -2 106 args.export.ex_root = DEFAULT_ROOTUID; 107 if (mntflags & MNT_RDONLY) 108 args.export.ex_flags = MNT_EXRDONLY; 109 else 110 args.export.ex_flags = 0; 111 112 if (mount(MOUNT_FFS, fs_name, mntflags, &args) < 0) { 113 switch (errno) { 114 case EMFILE: 115 errcause = "mount table full"; 116 break; 117 case EINVAL: 118 errcause = 119 "specified device does not match mounted device"; 120 break; 121 case EOPNOTSUPP: 122 errcause = "filesystem not supported by kernel"; 123 break; 124 default: 125 errcause = strerror(errno); 126 break; 127 } 128 errx(1, "%s on %s: %s", args.fspec, fs_name, errcause); 129 } 130 exit(0); 131 } 132 133 void 134 ffs_usage() 135 { 136 (void)fprintf(stderr, "usage: mount_ffs [-o options] special node\n"); 137 exit(1); 138 } 139