/* * Copyright (c) 1994 Christopher G. Demetriou * Copyright (c) 1999 Semen Ustimenko * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Christopher G. Demetriou. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD: src/sbin/mount_ntfs/mount_ntfs.c,v 1.8 2002/08/03 16:03:20 mux Exp $ * */ #include #include #define NTFS #include #include #ifdef APPLE #include #include #include "../ntfs.kextproj/ntfsmount.h" #else #include #endif #include #include #include #include #include #include #include #include #include #include #ifndef APPLE #include #endif #include "mntopts.h" #ifndef __dead2 #define __dead2 #endif static struct mntopt mopts[] = { MOPT_STDOPTS, { NULL } }; static gid_t a_gid(char *); static uid_t a_uid(char *); static mode_t a_mask(char *); static void usage(void) __dead2; #ifndef APPLE static void load_u2wtable(struct ntfs_args *, char *); #endif #ifdef APPLE static int checkLoadable(); static int load_kmod(); #endif int main(argc, argv) int argc; char **argv; { struct ntfs_args args; struct stat sb; int c, mntflags, set_gid, set_uid, set_mask; char *dev, *dir, mntpath[MAXPATHLEN]; mntflags = set_gid = set_uid = set_mask = 0; (void)memset(&args, '\0', sizeof(args)); while ((c = getopt(argc, argv, "aiu:g:m:o:W:")) != -1) { switch (c) { case 'u': args.uid = a_uid(optarg); set_uid = 1; break; case 'g': args.gid = a_gid(optarg); set_gid = 1; break; case 'm': args.mode = a_mask(optarg); set_mask = 1; break; case 'i': args.flag |= NTFS_MFLAG_CASEINS; break; case 'a': args.flag |= NTFS_MFLAG_ALLNAMES; break; case 'o': getmntopts(optarg, mopts, &mntflags, 0); break; #ifndef APPLE case 'W': load_u2wtable(&args, optarg); args.flag |= NTFSMNT_U2WTABLE; break; #endif case '?': default: usage(); break; } } if (optind + 2 != argc) usage(); dev = argv[optind]; dir = argv[optind + 1]; /* * Resolve the mountpoint with realpath(3) and remove unnecessary * slashes from the devicename if there are any. */ (void)checkpath(dir, mntpath); (void)rmslashes(dev, dev); args.fspec = dev; args.export.ex_root = 65534; /* unchecked anyway on DOS fs */ if (mntflags & MNT_RDONLY) args.export.ex_flags = MNT_EXRDONLY; else args.export.ex_flags = 0; if (!set_gid || !set_uid || !set_mask) { if (stat(mntpath, &sb) == -1) err(EX_OSERR, "stat %s", mntpath); if (!set_uid) args.uid = sb.st_uid; if (!set_gid) args.gid = sb.st_gid; if (!set_mask) args.mode = sb.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO); } #ifdef APPLE if (checkLoadable()) /* Is it already loaded? */ if (load_kmod()) /* Load it in */ errx(EX_OSERR, "ntfs filesystem is not available"); #endif if (mount("ntfs", mntpath, mntflags, &args) < 0) err(EX_OSERR, "%s", dev); exit (0); } gid_t a_gid(s) char *s; { struct group *gr; char *gname; gid_t gid; if ((gr = getgrnam(s)) != NULL) gid = gr->gr_gid; else { for (gname = s; *s && isdigit(*s); ++s); if (!*s) gid = atoi(gname); else errx(EX_NOUSER, "unknown group id: %s", gname); } return (gid); } uid_t a_uid(s) char *s; { struct passwd *pw; char *uname; uid_t uid; if ((pw = getpwnam(s)) != NULL) uid = pw->pw_uid; else { for (uname = s; *s && isdigit(*s); ++s); if (!*s) uid = atoi(uname); else errx(EX_NOUSER, "unknown user id: %s", uname); } return (uid); } mode_t a_mask(s) char *s; { int done, rv=0; char *ep; done = 0; if (*s >= '0' && *s <= '7') { done = 1; rv = strtol(optarg, &ep, 8); } if (!done || rv < 0 || *ep) errx(EX_USAGE, "invalid file mode: %s", s); return (rv); } void usage() { fprintf(stderr, "usage: mount_ntfs [-a] [-i] [-u user] [-g group] [-m mask] " #ifndef APPLE "[-W u2wtable] " #endif "bdev dir\n"); exit(EX_USAGE); } #ifndef APPLE void load_u2wtable (pargs, name) struct ntfs_args *pargs; char *name; { FILE *f; int i, j, code[8]; size_t line = 0; char buf[128]; char *fn, *s, *p; if (*name == '/') fn = name; else { snprintf(buf, sizeof(buf), "/usr/libdata/msdosfs/%s", name); buf[127] = '\0'; fn = buf; } if ((f = fopen(fn, "r")) == NULL) err(EX_NOINPUT, "%s", fn); p = NULL; for (i = 0; i < 16; i++) { do { if (p != NULL) free(p); if ((p = s = fparseln(f, NULL, &line, NULL, 0)) == NULL) errx(EX_DATAERR, "can't read u2w table row %d near line %d", i, line); while (isspace((unsigned char)*s)) s++; } while (*s == '\0'); if (sscanf(s, "%i%i%i%i%i%i%i%i", code, code + 1, code + 2, code + 3, code + 4, code + 5, code + 6, code + 7) != 8) errx(EX_DATAERR, "u2w table: missing item(s) in row %d, line %d", i, line); for (j = 0; j < 8; j++) pargs->u2w[i * 8 + j] = code[j]; } for (i = 0; i < 16; i++) { do { free(p); if ((p = s = fparseln(f, NULL, &line, NULL, 0)) == NULL) errx(EX_DATAERR, "can't read d2u table row %d near line %d", i, line); while (isspace((unsigned char)*s)) s++; } while (*s == '\0'); if (sscanf(s, "%i%i%i%i%i%i%i%i", code, code + 1, code + 2, code + 3, code + 4, code + 5, code + 6, code + 7) != 8) errx(EX_DATAERR, "d2u table: missing item(s) in row %d, line %d", i, line); for (j = 0; j < 8; j++) /* pargs->d2u[i * 8 + j] = code[j] */; } for (i = 0; i < 16; i++) { do { free(p); if ((p = s = fparseln(f, NULL, &line, NULL, 0)) == NULL) errx(EX_DATAERR, "can't read u2d table row %d near line %d", i, line); while (isspace((unsigned char)*s)) s++; } while (*s == '\0'); if (sscanf(s, "%i%i%i%i%i%i%i%i", code, code + 1, code + 2, code + 3, code + 4, code + 5, code + 6, code + 7) != 8) errx(EX_DATAERR, "u2d table: missing item(s) in row %d, line %d", i, line); for (j = 0; j < 8; j++) /* pargs->u2d[i * 8 + j] = code[j] */; } free(p); fclose(f); } #endif #ifdef APPLE #define FS_TYPE "ntfs" static int checkLoadable(void) { struct vfsconf vfc; int name[4], maxtypenum, cnt; size_t buflen; name[0] = CTL_VFS; name[1] = VFS_GENERIC; name[2] = VFS_MAXTYPENUM; buflen = 4; if (sysctl(name, 3, &maxtypenum, &buflen, (void *)0, (size_t)0) < 0) return (-1); name[2] = VFS_CONF; buflen = sizeof vfc; for (cnt = 0; cnt < maxtypenum; cnt++) { name[3] = cnt; if (sysctl(name, 4, &vfc, &buflen, (void *)0, (size_t)0) < 0) { if (errno != EOPNOTSUPP && errno != ENOENT) return (-1); continue; } if (!strcmp(FS_TYPE, vfc.vfc_name)) return (0); } errno = ENOENT; return (-1); } #define LOAD_COMMAND "/sbin/kextload" #define MODULE_PATH "/System/Library/Extensions/ntfs.kext" static int load_kmod(void) { int pid; int result = -1; union wait status; pid = fork(); if (pid == 0) { result = execl(LOAD_COMMAND, LOAD_COMMAND, MODULE_PATH,NULL); /* We can only get here if the exec failed */ goto Err_Exit; } if (pid == -1) { result = errno; goto Err_Exit; } /* Success! */ if ((wait4(pid, (int *)&status, 0, NULL) == pid) && (WIFEXITED(status))) { result = status.w_retcode; } else { result = -1; } Err_Exit: return (result); } #endif /* APPLE */