/* $OpenBSD: mount_udf.c,v 1.5 2007/12/09 20:54:01 jmc Exp $ */ /* * Copyright (c) 2005 Pedro Martelletto <pedro@ambientworks.net> * All rights reserved. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <sys/param.h> #include <sys/mount.h> #include <sys/ioctl.h> #include <sys/cdio.h> #include <err.h> #include <fcntl.h> #include <unistd.h> #include <stdlib.h> #include <stdio.h> #include "mntopts.h" const struct mntopt opts[] = { MOPT_STDOPTS, { NULL } }; __dead void usage(void) { extern char *__progname; fprintf(stderr, "usage: %s [-o options] special node\n", __progname); exit(EXIT_FAILURE); } /* Find out media's last block by looking at the LBA of the lead-out track. */ u_int32_t lastblock(char *dev) { int fd, error; struct ioc_read_toc_entry t; struct cd_toc_entry te; fd = open(dev, O_RDONLY, 0); if (fd < 0) err(1, "open"); t.address_format = CD_LBA_FORMAT; t.starting_track = CD_TRACK_LEADOUT; t.data_len = sizeof(struct cd_toc_entry); t.data = &te; error = ioctl(fd, CDIOREADTOCENTRIES, &t); close(fd); return (error == -1 ? 0 : te.addr.lba); } int main(int argc, char **argv) { struct udf_args args; char node[MAXPATHLEN]; int ch, flags = 0; while ((ch = getopt(argc, argv, "o:")) != -1) switch (ch) { case 'o': getmntopts(optarg, opts, &flags); break; default: usage(); } argc -= optind; argv += optind; if (argc != 2) usage(); args.fspec = argv[0]; args.lastblock = lastblock(argv[0]); if (realpath(argv[1], node) == NULL) err(1, "realpath %s", argv[1]); if (mount(MOUNT_UDF, node, flags, &args) < 0) err(1, "mount"); exit(0); }