162 lines
4.3 KiB
C
162 lines
4.3 KiB
C
/* $NetBSD: mount_filecore.c,v 1.4 2000/10/30 20:56:59 jdolecek Exp $ */
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/*
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* Copyright (c) 1998 Andrew McMurry
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* Copyright (c) 1992, 1993, 1994 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is contains code contributed to the NetBSD project by
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* Christopher G. Demetriou
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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 the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* mount_filecore.c 1.1 1998/6/26
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__COPYRIGHT("@(#) Copyright (c) 1992, 1993, 1994\
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The Regents of the University of California.\n\
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Copyright (c) 1998 Andrew McMurry\n\
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All rights reserved.\n");
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/mount.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 <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <filecorefs/filecore_mount.h>
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#include "mntopts.h"
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#include <fattr.h>
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static const struct mntopt mopts[] = {
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MOPT_STDOPTS,
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MOPT_UPDATE,
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{ NULL }
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};
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int main __P((int, char *[]));
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int mount_filecore __P((int argc, char **argv));
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static void usage __P((void));
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#ifndef MOUNT_NOMAIN
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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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return mount_filecore(argc, argv);
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}
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#endif
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int
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mount_filecore(argc, argv)
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int argc;
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char **argv;
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{
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struct filecore_args args;
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int ch, mntflags, opts, useuid;
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char *dev, *dir;
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mntflags = opts = 0;
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useuid = 1;
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args.uid = 0;
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args.gid = 0;
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while ((ch = getopt(argc, argv, "anRfu:g:o:")) != -1)
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switch (ch) {
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case 'a':
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args.flags |= FILECOREMNT_ALLACCESS;
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break;
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case 'n':
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args.flags |= FILECOREMNT_OWNACCESS;
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break;
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case 'R':
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args.flags |= FILECOREMNT_OWNREAD;
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break;
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case 'f':
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args.flags |= FILECOREMNT_FILETYPE;
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break;
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case 'u':
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args.uid = a_uid(optarg);
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useuid = 0;
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break;
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case 'g':
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args.gid = a_gid(optarg);
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useuid = 0;
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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 '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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if (argc != 2)
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usage();
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dev = argv[0];
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dir = argv[1];
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#define DEFAULT_ROOTUID -2
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/*
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* FILECORE filesystems are not writeable.
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*/
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mntflags |= MNT_RDONLY;
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if (useuid) args.flags |= FILECOREMNT_USEUID;
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args.export.ex_flags = MNT_EXRDONLY;
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args.fspec = dev;
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args.export.ex_root = DEFAULT_ROOTUID;
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args.flags = opts;
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if (mount(MOUNT_FILECORE, dir, mntflags, &args) < 0)
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err(1, "%s on %s", dev, dir);
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exit(0);
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}
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static void
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usage()
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{
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(void)fprintf(stderr,
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"usage: mount_filecore [-o options] special node\n");
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exit(1);
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}
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