mount_ntfs.c revision 1.9
1 /* $NetBSD: mount_ntfs.c,v 1.9 2003/05/03 15:37:08 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1994 Christopher G. Demetriou 5 * Copyright (c) 1999 Semen Ustimenko 6 * 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 Christopher G. Demetriou. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 * 33 * Id: mount_ntfs.c,v 1.1.1.1 1999/02/03 03:51:19 semenu Exp 34 */ 35 36 #include <sys/cdefs.h> 37 #ifndef lint 38 __RCSID("$NetBSD: mount_ntfs.c,v 1.9 2003/05/03 15:37:08 christos Exp $"); 39 #endif 40 41 #include <sys/cdefs.h> 42 #include <sys/param.h> 43 #define NTFS 44 #include <sys/mount.h> 45 #include <sys/stat.h> 46 #include <ntfs/ntfsmount.h> 47 #include <ctype.h> 48 #include <err.h> 49 #include <grp.h> 50 #include <pwd.h> 51 #include <stdio.h> 52 #include <stdlib.h> 53 #include <string.h> 54 #include <sysexits.h> 55 #include <unistd.h> 56 #include <util.h> 57 58 #include <mntopts.h> 59 #include <fattr.h> 60 61 static const struct mntopt mopts[] = { 62 MOPT_STDOPTS, 63 MOPT_GETARGS, 64 { NULL } 65 }; 66 67 #ifndef __dead2 68 #define __dead2 __attribute__((__noreturn__)) 69 #endif 70 71 static void usage __P((void)) __dead2; 72 int main __P((int, char **)); 73 int mount_ntfs __P((int argc, char **argv)); 74 75 #ifndef MOUNT_NOMAIN 76 int 77 main(argc, argv) 78 int argc; 79 char **argv; 80 { 81 return mount_ntfs(argc, argv); 82 } 83 #endif 84 85 int 86 mount_ntfs(argc, argv) 87 int argc; 88 char **argv; 89 { 90 struct ntfs_args args; 91 struct stat sb; 92 int c, mntflags, set_gid, set_uid, set_mask; 93 char *dev, *dir, ndir[MAXPATHLEN+1]; 94 #ifdef __FreeBSD__ 95 #if __FreeBSD_version >= 300000 96 struct vfsconf vfc; 97 #else 98 struct vfsconf *vfc; 99 #endif 100 #endif 101 102 mntflags = set_gid = set_uid = set_mask = 0; 103 (void)memset(&args, '\0', sizeof(args)); 104 105 while ((c = getopt(argc, argv, "aiu:g:m:o:")) != -1) { 106 switch (c) { 107 case 'u': 108 args.uid = a_uid(optarg); 109 set_uid = 1; 110 break; 111 case 'g': 112 args.gid = a_gid(optarg); 113 set_gid = 1; 114 break; 115 case 'm': 116 args.mode = a_mask(optarg); 117 set_mask = 1; 118 break; 119 case 'i': 120 args.flag |= NTFS_MFLAG_CASEINS; 121 break; 122 case 'a': 123 args.flag |= NTFS_MFLAG_ALLNAMES; 124 break; 125 case 'o': 126 getmntopts(optarg, mopts, &mntflags, 0); 127 break; 128 case '?': 129 default: 130 usage(); 131 break; 132 } 133 } 134 135 if (optind + 2 != argc) 136 usage(); 137 138 dev = argv[optind]; 139 dir = argv[optind + 1]; 140 if (dir[0] != '/') { 141 warnx("\"%s\" is a relative path", dir); 142 if (getcwd(ndir, sizeof(ndir)) == NULL) 143 err(EX_OSERR, "getcwd"); 144 strncat(ndir, "/", sizeof(ndir) - strlen(ndir) - 1); 145 strncat(ndir, dir, sizeof(ndir) - strlen(ndir) - 1); 146 dir = ndir; 147 warnx("using \"%s\" instead", dir); 148 } 149 150 args.fspec = dev; 151 args.export.ex_root = 65534; /* unchecked anyway on DOS fs */ 152 if (mntflags & MNT_RDONLY) 153 args.export.ex_flags = MNT_EXRDONLY; 154 else 155 args.export.ex_flags = 0; 156 if (!set_gid || !set_uid || !set_mask) { 157 if (stat(dir, &sb) == -1) 158 err(EX_OSERR, "stat %s", dir); 159 160 if (!set_uid) 161 args.uid = sb.st_uid; 162 if (!set_gid) 163 args.gid = sb.st_gid; 164 if (!set_mask) 165 args.mode = sb.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO); 166 } 167 #ifdef __FreeBSD__ 168 #if __FreeBSD_version >= 300000 169 c = getvfsbyname("ntfs", &vfc); 170 if (c && vfsisloadable("ntfs")) { 171 if (vfsload("ntfs")) 172 #else 173 vfc = getvfsbyname("ntfs"); 174 if (!vfc && vfsisloadable("ntfs")) { 175 if (vfsload("ntfs")) 176 #endif 177 err(EX_OSERR, "vfsload(ntfs)"); 178 endvfsent(); /* clear cache */ 179 #if __FreeBSD_version >= 300000 180 c = getvfsbyname("ntfs", &vfc); 181 #else 182 vfc = getvfsbyname("ntfs"); 183 #endif 184 } 185 #if __FreeBSD_version >= 300000 186 if (c) 187 #else 188 if (!vfc) 189 #endif 190 errx(EX_OSERR, "ntfs filesystem is not available"); 191 192 #if __FreeBSD_version >= 300000 193 if (mount(vfc.vfc_name, dir, mntflags, &args) < 0) 194 #else 195 if (mount(vfc->vfc_index, dir, mntflags, &args) < 0) 196 #endif 197 #else 198 if (mount(MOUNT_NTFS, dir, mntflags, &args) < 0) 199 #endif 200 err(EX_OSERR, "%s on %s", dev, dir); 201 202 if (mntflags & MNT_GETARGS) { 203 char buf[1024]; 204 (void)snprintb(buf, sizeof(buf), NTFS_MFLAG_BITS, args.flag); 205 printf("uid=%d, gid=%d, mode=0%o, flags=%s\n", args.uid, 206 args.gid, args.mode, buf); 207 } 208 exit (0); 209 } 210 211 static void 212 usage() 213 { 214 fprintf(stderr, "usage: mount_ntfs [-a] [-i] [-u user] [-g group] [-m mask] bdev dir\n"); 215 exit(EX_USAGE); 216 } 217
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