diff options
Diffstat (limited to 'usr.bin/mt/mt.c')
| -rw-r--r-- | usr.bin/mt/mt.c | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/usr.bin/mt/mt.c b/usr.bin/mt/mt.c deleted file mode 100644 index 396fa81..0000000 --- a/usr.bin/mt/mt.c +++ /dev/null @@ -1,274 +0,0 @@ -/* - * Copyright (c) 1980, 1993 - * The Regents of the University of California. 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 the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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 char copyright[] = -"@(#) Copyright (c) 1980, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -static char sccsid[] = "@(#)mt.c 8.1 (Berkeley) 6/6/93"; -#endif /* not lint */ - -/* - * mt -- - * magnetic tape manipulation program - */ -#include <sys/types.h> -#include <sys/ioctl.h> -#include <sys/mtio.h> -#include <fcntl.h> -#include <errno.h> -#include <stdlib.h> -#include <stdio.h> -#include <ctype.h> -#include <string.h> - -struct commands { - char *c_name; - int c_code; - int c_ronly; -} com[] = { - { "bsf", MTBSF, 1 }, - { "bsr", MTBSR, 1 }, - { "eof", MTWEOF, 0 }, - { "fsf", MTFSF, 1 }, - { "fsr", MTFSR, 1 }, - { "offline", MTOFFL, 1 }, - { "rewind", MTREW, 1 }, - { "rewoffl", MTOFFL, 1 }, - { "status", MTNOP, 1 }, - { "weof", MTWEOF, 0 }, - { NULL } -}; - -void err __P((const char *, ...)); -void printreg __P((char *, u_int, char *)); -void status __P((struct mtget *)); -void usage __P((void)); - -int -main(argc, argv) - int argc; - char *argv[]; -{ - register struct commands *comp; - struct mtget mt_status; - struct mtop mt_com; - int ch, len, mtfd; - char *p, *tape; - - if ((tape = getenv("TAPE")) == NULL) - tape = DEFTAPE; - - while ((ch = getopt(argc, argv, "f:t:")) != EOF) - switch(ch) { - case 'f': - case 't': - tape = optarg; - break; - case '?': - default: - usage(); - } - argc -= optind; - argv += optind; - - if (argc < 1 || argc > 2) - usage(); - - len = strlen(p = *argv++); - for (comp = com;; comp++) { - if (comp->c_name == NULL) - err("%s: unknown command", p); - if (strncmp(p, comp->c_name, len) == 0) - break; - } - if ((mtfd = open(tape, comp->c_ronly ? O_RDONLY : O_RDWR)) < 0) - err("%s: %s", tape, strerror(errno)); - if (comp->c_code != MTNOP) { - mt_com.mt_op = comp->c_code; - if (*argv) { - mt_com.mt_count = strtol(*argv, &p, 10); - if (mt_com.mt_count <= 0 || *p) - err("%s: illegal count", *argv); - } - else - mt_com.mt_count = 1; - if (ioctl(mtfd, MTIOCTOP, &mt_com) < 0) - err("%s: %s: %s", tape, comp->c_name, strerror(errno)); - } else { - if (ioctl(mtfd, MTIOCGET, &mt_status) < 0) - err("%s", strerror(errno)); - status(&mt_status); - } - exit (0); - /* NOTREACHED */ -} - -#ifdef vax -#include <vax/mba/mtreg.h> -#include <vax/mba/htreg.h> - -#include <vax/uba/utreg.h> -#include <vax/uba/tmreg.h> -#undef b_repcnt /* argh */ -#include <vax/uba/tsreg.h> -#endif - -#ifdef sun -#include <sundev/tmreg.h> -#include <sundev/arreg.h> -#endif - -#ifdef tahoe -#include <tahoe/vba/cyreg.h> -#endif - -struct tape_desc { - short t_type; /* type of magtape device */ - char *t_name; /* printing name */ - char *t_dsbits; /* "drive status" register */ - char *t_erbits; /* "error" register */ -} tapes[] = { -#ifdef vax - { MT_ISTS, "ts11", 0, TSXS0_BITS }, - { MT_ISHT, "tm03", HTDS_BITS, HTER_BITS }, - { MT_ISTM, "tm11", 0, TMER_BITS }, - { MT_ISMT, "tu78", MTDS_BITS, 0 }, - { MT_ISUT, "tu45", UTDS_BITS, UTER_BITS }, -#endif -#ifdef sun - { MT_ISCPC, "TapeMaster", TMS_BITS, 0 }, - { MT_ISAR, "Archive", ARCH_CTRL_BITS, ARCH_BITS }, -#endif -#ifdef tahoe - { MT_ISCY, "cipher", CYS_BITS, CYCW_BITS }, -#endif - { 0 } -}; - -/* - * Interpret the status buffer returned - */ -void -status(bp) - register struct mtget *bp; -{ - register struct tape_desc *mt; - - for (mt = tapes;; mt++) { - if (mt->t_type == 0) { - (void)printf("%d: unknown tape drive type\n", - bp->mt_type); - return; - } - if (mt->t_type == bp->mt_type) - break; - } - (void)printf("%s tape drive, residual=%d\n", mt->t_name, bp->mt_resid); - printreg("ds", bp->mt_dsreg, mt->t_dsbits); - printreg("\ner", bp->mt_erreg, mt->t_erbits); - (void)putchar('\n'); -} - -/* - * Print a register a la the %b format of the kernel's printf. - */ -void -printreg(s, v, bits) - char *s; - register u_int v; - register char *bits; -{ - register int i, any = 0; - register char c; - - if (bits && *bits == 8) - printf("%s=%o", s, v); - else - printf("%s=%x", s, v); - bits++; - if (v && bits) { - putchar('<'); - while (i = *bits++) { - if (v & (1 << (i-1))) { - if (any) - putchar(','); - any = 1; - for (; (c = *bits) > 32; bits++) - putchar(c); - } else - for (; *bits > 32; bits++) - ; - } - putchar('>'); - } -} - -void -usage() -{ - (void)fprintf(stderr, "usage: mt [-f device] command [ count ]\n"); - exit(1); -} - -#if __STDC__ -#include <stdarg.h> -#else -#include <varargs.h> -#endif - -void -#if __STDC__ -err(const char *fmt, ...) -#else -err(fmt, va_alist) - char *fmt; - va_dcl -#endif -{ - va_list ap; -#if __STDC__ - va_start(ap, fmt); -#else - va_start(ap); -#endif - (void)fprintf(stderr, "mt: "); - (void)vfprintf(stderr, fmt, ap); - va_end(ap); - (void)fprintf(stderr, "\n"); - exit(1); - /* NOTREACHED */ -} |
