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526ba6d32b
remove all the code which was trying to do so. This code was nasty in several ways, it was hiding the kernel bug where the kernel was unable to properly load a module, and it was quitting if it wasn't able to load the module. The consequence is that an ABI breakage of the vfsconf API would have broken *every* mount utility.
281 lines
6.8 KiB
C
281 lines
6.8 KiB
C
/*
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* Copyright (c) 1994 Christopher G. Demetriou
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* Copyright (c) 1999 Semen Ustimenko
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Christopher G. Demetriou.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#include <sys/cdefs.h>
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#include <sys/param.h>
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#define NTFS
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#include <sys/mount.h>
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#include <sys/stat.h>
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#include <fs/ntfs/ntfsmount.h>
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#include <ctype.h>
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#include <err.h>
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#include <grp.h>
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#include <pwd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sysexits.h>
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#include <unistd.h>
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#include <libutil.h>
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#include "mntopts.h"
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static struct mntopt mopts[] = {
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MOPT_STDOPTS,
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{ NULL }
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};
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static gid_t a_gid(char *);
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static uid_t a_uid(char *);
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static mode_t a_mask(char *);
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static void usage(void) __dead2;
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static void load_u2wtable(struct ntfs_args *, char *);
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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struct ntfs_args args;
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struct stat sb;
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int c, mntflags, set_gid, set_uid, set_mask;
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char *dev, *dir, mntpath[MAXPATHLEN];
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mntflags = set_gid = set_uid = set_mask = 0;
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(void)memset(&args, '\0', sizeof(args));
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while ((c = getopt(argc, argv, "aiu:g:m:o:W:")) != -1) {
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switch (c) {
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case 'u':
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args.uid = a_uid(optarg);
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set_uid = 1;
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break;
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case 'g':
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args.gid = a_gid(optarg);
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set_gid = 1;
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break;
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case 'm':
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args.mode = a_mask(optarg);
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set_mask = 1;
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break;
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case 'i':
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args.flag |= NTFS_MFLAG_CASEINS;
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break;
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case 'a':
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args.flag |= NTFS_MFLAG_ALLNAMES;
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break;
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case 'o':
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getmntopts(optarg, mopts, &mntflags, 0);
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break;
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case 'W':
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load_u2wtable(&args, optarg);
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args.flag |= NTFSMNT_U2WTABLE;
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break;
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case '?':
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default:
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usage();
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break;
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}
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}
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if (optind + 2 != argc)
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usage();
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dev = argv[optind];
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dir = argv[optind + 1];
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/*
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* Resolve the mountpoint with realpath(3) and remove unnecessary
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* slashes from the devicename if there are any.
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*/
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(void)checkpath(dir, mntpath);
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(void)rmslashes(dev, dev);
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args.fspec = dev;
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args.export.ex_root = 65534; /* unchecked anyway on DOS fs */
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if (mntflags & MNT_RDONLY)
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args.export.ex_flags = MNT_EXRDONLY;
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else
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args.export.ex_flags = 0;
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if (!set_gid || !set_uid || !set_mask) {
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if (stat(mntpath, &sb) == -1)
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err(EX_OSERR, "stat %s", mntpath);
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if (!set_uid)
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args.uid = sb.st_uid;
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if (!set_gid)
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args.gid = sb.st_gid;
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if (!set_mask)
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args.mode = sb.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO);
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}
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if (mount("ntfs", mntpath, mntflags, &args) < 0)
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err(EX_OSERR, "%s", dev);
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exit (0);
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}
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gid_t
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a_gid(s)
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char *s;
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{
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struct group *gr;
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char *gname;
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gid_t gid;
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if ((gr = getgrnam(s)) != NULL)
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gid = gr->gr_gid;
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else {
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for (gname = s; *s && isdigit(*s); ++s);
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if (!*s)
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gid = atoi(gname);
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else
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errx(EX_NOUSER, "unknown group id: %s", gname);
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}
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return (gid);
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}
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uid_t
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a_uid(s)
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char *s;
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{
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struct passwd *pw;
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char *uname;
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uid_t uid;
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if ((pw = getpwnam(s)) != NULL)
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uid = pw->pw_uid;
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else {
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for (uname = s; *s && isdigit(*s); ++s);
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if (!*s)
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uid = atoi(uname);
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else
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errx(EX_NOUSER, "unknown user id: %s", uname);
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}
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return (uid);
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}
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mode_t
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a_mask(s)
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char *s;
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{
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int done, rv=0;
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char *ep;
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done = 0;
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if (*s >= '0' && *s <= '7') {
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done = 1;
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rv = strtol(optarg, &ep, 8);
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}
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if (!done || rv < 0 || *ep)
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errx(EX_USAGE, "invalid file mode: %s", s);
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return (rv);
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}
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void
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usage()
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{
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fprintf(stderr, "usage: mount_ntfs [-a] [-i] [-u user] [-g group] [-m mask] [-W u2wtable] bdev dir\n");
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exit(EX_USAGE);
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}
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void
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load_u2wtable (pargs, name)
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struct ntfs_args *pargs;
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char *name;
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{
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FILE *f;
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int i, j, code[8];
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size_t line = 0;
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char buf[128];
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char *fn, *s, *p;
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if (*name == '/')
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fn = name;
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else {
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snprintf(buf, sizeof(buf), "/usr/libdata/msdosfs/%s", name);
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buf[127] = '\0';
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fn = buf;
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}
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if ((f = fopen(fn, "r")) == NULL)
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err(EX_NOINPUT, "%s", fn);
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p = NULL;
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for (i = 0; i < 16; i++) {
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do {
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if (p != NULL) free(p);
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if ((p = s = fparseln(f, NULL, &line, NULL, 0)) == NULL)
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errx(EX_DATAERR, "can't read u2w table row %d near line %d", i, line);
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while (isspace((unsigned char)*s))
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s++;
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} while (*s == '\0');
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if (sscanf(s, "%i%i%i%i%i%i%i%i",
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code, code + 1, code + 2, code + 3, code + 4, code + 5, code + 6, code + 7) != 8)
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errx(EX_DATAERR, "u2w table: missing item(s) in row %d, line %d", i, line);
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for (j = 0; j < 8; j++)
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pargs->u2w[i * 8 + j] = code[j];
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}
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for (i = 0; i < 16; i++) {
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do {
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free(p);
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if ((p = s = fparseln(f, NULL, &line, NULL, 0)) == NULL)
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errx(EX_DATAERR, "can't read d2u table row %d near line %d", i, line);
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while (isspace((unsigned char)*s))
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s++;
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} while (*s == '\0');
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if (sscanf(s, "%i%i%i%i%i%i%i%i",
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code, code + 1, code + 2, code + 3, code + 4, code + 5, code + 6, code + 7) != 8)
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errx(EX_DATAERR, "d2u table: missing item(s) in row %d, line %d", i, line);
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for (j = 0; j < 8; j++)
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/* pargs->d2u[i * 8 + j] = code[j] */;
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}
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for (i = 0; i < 16; i++) {
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do {
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free(p);
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if ((p = s = fparseln(f, NULL, &line, NULL, 0)) == NULL)
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errx(EX_DATAERR, "can't read u2d table row %d near line %d", i, line);
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while (isspace((unsigned char)*s))
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s++;
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} while (*s == '\0');
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if (sscanf(s, "%i%i%i%i%i%i%i%i",
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code, code + 1, code + 2, code + 3, code + 4, code + 5, code + 6, code + 7) != 8)
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errx(EX_DATAERR, "u2d table: missing item(s) in row %d, line %d", i, line);
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for (j = 0; j < 8; j++)
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/* pargs->u2d[i * 8 + j] = code[j] */;
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}
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free(p);
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fclose(f);
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}
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