1 /* 2 * Copyright (c) 1992, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software donated to Berkeley by 6 * Jan-Simon Pendry. 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 * 4. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #ifndef lint 34 static const char copyright[] = 35 "@(#) Copyright (c) 1992, 1993, 1994\n\ 36 The Regents of the University of California. All rights reserved.\n"; 37 #endif /* not lint */ 38 39 #ifndef lint 40 #if 0 41 static char sccsid[] = "@(#)mount_fs.c 8.6 (Berkeley) 4/26/95"; 42 #endif 43 static const char rcsid[] = 44 "$FreeBSD$"; 45 #endif /* not lint */ 46 47 #include <sys/param.h> 48 #include <sys/mount.h> 49 50 #include <err.h> 51 #include <getopt.h> 52 #include <libgen.h> 53 #include <stdio.h> 54 #include <stdlib.h> 55 #include <string.h> 56 #include <unistd.h> 57 58 #include "extern.h" 59 #include "mntopts.h" 60 61 struct mntopt mopts[] = { 62 MOPT_STDOPTS, 63 MOPT_END 64 }; 65 66 static void 67 usage(void) 68 { 69 (void)fprintf(stderr, 70 "usage: mount [-t fstype] [-o options] target_fs mount_point\n"); 71 exit(1); 72 } 73 74 int 75 mount_fs(const char *vfstype, int argc, char *argv[]) 76 { 77 struct iovec *iov; 78 int iovlen; 79 int mntflags = 0; 80 int ch; 81 char *dev, *dir, mntpath[MAXPATHLEN]; 82 char fstype[32]; 83 char errmsg[255]; 84 char *p, *val; 85 int ret; 86 87 strlcpy(fstype, vfstype, sizeof(fstype)); 88 memset(errmsg, 0, sizeof(errmsg)); 89 90 getmnt_silent = 1; 91 iov = NULL; 92 iovlen = 0; 93 94 optind = optreset = 1; /* Reset for parse of new argv. */ 95 while ((ch = getopt(argc, argv, "o:")) != -1) { 96 switch(ch) { 97 case 'o': 98 getmntopts(optarg, mopts, &mntflags, 0); 99 p = strchr(optarg, '='); 100 val = NULL; 101 if (p != NULL) { 102 *p = '\0'; 103 val = p + 1; 104 } 105 build_iovec(&iov, &iovlen, optarg, val, (size_t)-1); 106 break; 107 case '?': 108 default: 109 usage(); 110 } 111 } 112 113 argc -= optind; 114 argv += optind; 115 if (argc != 2) 116 usage(); 117 118 dev = argv[0]; 119 dir = argv[1]; 120 121 (void)checkpath(dir, mntpath); 122 (void)rmslashes(dev, dev); 123 124 build_iovec(&iov, &iovlen, "fstype", fstype, (size_t)-1); 125 build_iovec(&iov, &iovlen, "fspath", mntpath, (size_t)-1); 126 build_iovec(&iov, &iovlen, "from", dev, (size_t)-1); 127 build_iovec(&iov, &iovlen, "errmsg", errmsg, sizeof(errmsg)); 128 129 ret = nmount(iov, iovlen, mntflags); 130 if (ret < 0) 131 err(1, "%s %s", dev, errmsg); 132 133 return (ret); 134 } 135