freebsd-dev/usr.sbin/wormcontrol/wormcontrol.c

171 lines
4.5 KiB
C

/*
* Copyright (C) 1996
* interface business GmbH
* Tolkewitzer Strasse 49
* D-01277 Dresden
* F.R. Germany
*
* All rights reserved.
*
* Written by Joerg Wunsch <joerg_wunsch@interface-business.de>
*
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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(S) 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.
*/
#ifndef lint
static const char rcsid[] =
"$Id: wormcontrol.c,v 1.7 1997/10/27 12:25:38 charnier Exp $";
#endif /* not lint */
#include <err.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/wormio.h>
static void
usage()
{
fprintf(stderr,"usage: wormcontrol [-f device] command [args]\n");
exit(EX_USAGE);
}
#define eq(a, b) (strcmp(a, b) == 0)
int
main(int argc, char **argv)
{
int fd, c, i;
int errs = 0;
const char *devname = "/dev/rworm0";
while ((c = getopt(argc, argv, "f:")) != -1)
switch(c) {
case 'f':
devname = optarg;
break;
case '?':
default:
errs++;
}
argc -= optind;
argv += optind;
if (errs || argc < 1)
usage();
if ((fd = open(devname, O_RDONLY | O_NONBLOCK, 0)) == -1)
err(EX_NOINPUT, "open(%s)", devname);
if (eq(argv[0], "prepdisk")) {
struct wormio_prepare_disk d;
d.dummy = 0;
d.speed = -1;
for (i = 1; i < argc; i++) {
if (eq(argv[i], "dummy"))
d.dummy = 1;
else if (eq(argv[i], "single"))
d.speed = 1;
else if (eq(argv[i], "double"))
d.speed = 2;
else
errx(EX_USAGE,
"wrong param for \"prepdisk\": %s",
argv[i]);
}
if (d.speed == -1)
errx(EX_USAGE, "missing speed parameter");
if (ioctl(fd, WORMIOCPREPDISK, &d) == -1)
err(EX_IOERR, "ioctl(WORMIOCPREPDISK)");
}
else if (eq(argv[0], "track")) {
struct wormio_prepare_track t;
bzero(&t, sizeof (t));
t.audio = -1;
t.preemp = 0;
for (i = 1; i < argc; i++) {
if (eq(argv[i], "audio"))
t.audio = 1;
else if (eq(argv[i], "data")) {
t.audio = 0;
t.track_type = BLOCK_MODE_1;
} else if (eq(argv[i], "preemp"))
t.preemp = 1;
else
errx(EX_USAGE,
"wrong param for \"track\": %s",
argv[i]);
}
if (t.audio == -1)
errx(EX_USAGE, "missing track type parameter");
if (t.audio == 0 && t.preemp == 1)
errx(EX_USAGE, "\"preemp\" attempted on data track");
if (ioctl(fd, WORMIOCPREPTRACK, &t) == -1)
err(EX_IOERR, "ioctl(WORMIOCPREPTRACK)");
}
else if (eq(argv[0], "fixate")) {
struct wormio_fixation f;
f.toc_type = -1;
f.onp = 0;
for (i = 1; i < argc; i++) {
if (eq(argv[i], "onp"))
f.onp = 1;
else if (argv[i][0] >= '0' && argv[i][0] <= '4' &&
argv[i][1] == '\0')
f.toc_type = argv[i][0] - '0';
else
errx(EX_USAGE,
"wrong param for \"fixate\": %s",
argv[i]);
}
if (f.toc_type == -1)
errx(EX_USAGE, "missing TOC type parameter");
if (ioctl(fd, WORMIOCFIXATION, &f) == -1)
err(EX_IOERR, "ioctl(WORMIOFIXATION)");
}
else if (eq(argv[0], "blank")) {
#define CDRIOCBLANK _IO('c',100) /* Blank a CDRW disc */
if (ioctl(fd, CDRIOCBLANK) == -1)
err(EX_IOERR, "ioctl(CDRIOCBLANK)");
}
else if (eq(argv[0], "nextwriteable")) {
int addr;
#define CDRIOCNEXTWRITEABLEADDR _IOR('c',101,int)
if (ioctl(fd, CDRIOCNEXTWRITEABLEADDR, &addr) == -1)
err(EX_IOERR, "ioctl(CDRIOCNEXTWRITEABLEADDR)");
printf("%d\n", addr);
}
else
errx(EX_USAGE, "unknown command: %s", argv[0]);
return EX_OK;
}