mt.c revision 41945
11590Srgrimes/* 21590Srgrimes * Copyright (c) 1980, 1993 31590Srgrimes * The Regents of the University of California. All rights reserved. 41590Srgrimes * 51590Srgrimes * Redistribution and use in source and binary forms, with or without 61590Srgrimes * modification, are permitted provided that the following conditions 71590Srgrimes * are met: 81590Srgrimes * 1. Redistributions of source code must retain the above copyright 91590Srgrimes * notice, this list of conditions and the following disclaimer. 101590Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111590Srgrimes * notice, this list of conditions and the following disclaimer in the 121590Srgrimes * documentation and/or other materials provided with the distribution. 131590Srgrimes * 3. All advertising materials mentioning features or use of this software 141590Srgrimes * must display the following acknowledgement: 151590Srgrimes * This product includes software developed by the University of 161590Srgrimes * California, Berkeley and its contributors. 171590Srgrimes * 4. Neither the name of the University nor the names of its contributors 181590Srgrimes * may be used to endorse or promote products derived from this software 191590Srgrimes * without specific prior written permission. 201590Srgrimes * 211590Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221590Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231590Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241590Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251590Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261590Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271590Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281590Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291590Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301590Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311590Srgrimes * SUCH DAMAGE. 321590Srgrimes */ 331590Srgrimes 341590Srgrimes#ifndef lint 3527752Scharnierstatic const char copyright[] = 361590Srgrimes"@(#) Copyright (c) 1980, 1993\n\ 371590Srgrimes The Regents of the University of California. All rights reserved.\n"; 381590Srgrimes#endif /* not lint */ 391590Srgrimes 401590Srgrimes#ifndef lint 4127752Scharnier#if 0 4223693Speterstatic char sccsid[] = "@(#)mt.c 8.2 (Berkeley) 5/4/95"; 4327752Scharnier#endif 4427752Scharnierstatic const char rcsid[] = 4541945Smjacob "$Id: mt.c,v 1.18 1998/12/18 18:16:35 mjacob Exp $"; 461590Srgrimes#endif /* not lint */ 471590Srgrimes 481590Srgrimes/* 491590Srgrimes * mt -- 501590Srgrimes * magnetic tape manipulation program 511590Srgrimes */ 521590Srgrimes#include <sys/types.h> 531590Srgrimes#include <sys/ioctl.h> 541590Srgrimes#include <sys/mtio.h> 5523693Speter 5623693Speter#include <ctype.h> 5727752Scharnier#include <err.h> 581590Srgrimes#include <fcntl.h> 5923693Speter#include <stdio.h> 601590Srgrimes#include <stdlib.h> 611590Srgrimes#include <string.h> 6223693Speter#include <unistd.h> 631590Srgrimes 647913Sjoerg/* the appropriate sections of <sys/mtio.h> are also #ifdef'd for FreeBSD */ 657913Sjoerg#if defined(__FreeBSD__) 667913Sjoerg/* c_flags */ 677913Sjoerg#define NEED_2ARGS 0x01 687929Sjoerg#define ZERO_ALLOWED 0x02 697929Sjoerg#define IS_DENSITY 0x04 709541Sjoerg#define DISABLE_THIS 0x08 7139260Sgibbs#define IS_COMP 0x10 727913Sjoerg#endif /* defined(__FreeBSD__) */ 737913Sjoerg 7439260Sgibbs#ifndef TRUE 7539260Sgibbs#define TRUE 1 7639260Sgibbs#endif 7739260Sgibbs#ifndef FALSE 7839260Sgibbs#define FALSE 0 7939260Sgibbs#endif 8039260Sgibbs 811590Srgrimesstruct commands { 821590Srgrimes char *c_name; 831590Srgrimes int c_code; 841590Srgrimes int c_ronly; 857913Sjoerg#if defined(__FreeBSD__) 867913Sjoerg int c_flags; 877913Sjoerg#endif /* defined(__FreeBSD__) */ 881590Srgrimes} com[] = { 891590Srgrimes { "bsf", MTBSF, 1 }, 901590Srgrimes { "bsr", MTBSR, 1 }, 919541Sjoerg#if defined(__FreeBSD__) 929541Sjoerg /* XXX FreeBSD considered "eof" dangerous, since it's being 939541Sjoerg confused with "eom" (and is an alias for "weof" anyway) */ 949541Sjoerg { "eof", MTWEOF, 0, DISABLE_THIS }, 959541Sjoerg#else 969541Sjoerg { "eof", MTWEOF, 0 }, 979541Sjoerg#endif 981590Srgrimes { "fsf", MTFSF, 1 }, 991590Srgrimes { "fsr", MTFSR, 1 }, 1001590Srgrimes { "offline", MTOFFL, 1 }, 1011590Srgrimes { "rewind", MTREW, 1 }, 1021590Srgrimes { "rewoffl", MTOFFL, 1 }, 1031590Srgrimes { "status", MTNOP, 1 }, 10441913Smjacob#if defined(__FreeBSD__) 10541913Smjacob { "weof", MTWEOF, 0, ZERO_ALLOWED }, 10641913Smjacob#else 1071590Srgrimes { "weof", MTWEOF, 0 }, 10841913Smjacob#endif 1097913Sjoerg#if defined(__FreeBSD__) 11039260Sgibbs { "erase", MTERASE, 0, ZERO_ALLOWED}, 1117913Sjoerg { "blocksize", MTSETBSIZ, 0, NEED_2ARGS|ZERO_ALLOWED }, 1127929Sjoerg { "density", MTSETDNSTY, 0, NEED_2ARGS|ZERO_ALLOWED|IS_DENSITY }, 1137913Sjoerg { "eom", MTEOD, 1 }, 11428492Sjoerg { "eod", MTEOD, 1 }, 11539260Sgibbs { "comp", MTCOMP, 0, NEED_2ARGS|ZERO_ALLOWED|IS_COMP }, 11613401Sjoerg { "retension", MTRETENS, 1 }, 11741913Smjacob { "rdhpos", MTIOCRDHPOS, 0 }, 11841913Smjacob { "rdspos", MTIOCRDSPOS, 0 }, 11941913Smjacob { "sethpos", MTIOCHLOCATE, 0, NEED_2ARGS|ZERO_ALLOWED }, 12041913Smjacob { "setspos", MTIOCSLOCATE, 0, NEED_2ARGS|ZERO_ALLOWED }, 12141945Smjacob { "errstat", MTIOCERRSTAT, 0 }, 1227913Sjoerg#endif /* defined(__FreeBSD__) */ 1231590Srgrimes { NULL } 1241590Srgrimes}; 1251590Srgrimes 1261590Srgrimesvoid printreg __P((char *, u_int, char *)); 1271590Srgrimesvoid status __P((struct mtget *)); 1281590Srgrimesvoid usage __P((void)); 1297913Sjoerg#if defined (__FreeBSD__) 1307913Sjoergvoid st_status (struct mtget *); 1317929Sjoergint stringtodens (const char *s); 1327929Sjoergconst char *denstostring (int d); 13339260Sgibbsint denstobp(int d, int bpi); 13439260Sgibbsu_int32_t stringtocomp(const char *s); 13539260Sgibbsconst char * comptostring(u_int32_t comp); 1369541Sjoergvoid warn_eof __P((void)); 1377913Sjoerg#endif /* defined (__FreeBSD__) */ 1381590Srgrimes 1391590Srgrimesint 1401590Srgrimesmain(argc, argv) 1411590Srgrimes int argc; 1421590Srgrimes char *argv[]; 1431590Srgrimes{ 1441590Srgrimes register struct commands *comp; 1451590Srgrimes struct mtget mt_status; 1461590Srgrimes struct mtop mt_com; 1471590Srgrimes int ch, len, mtfd; 1481590Srgrimes char *p, *tape; 1491590Srgrimes 1501590Srgrimes if ((tape = getenv("TAPE")) == NULL) 1511590Srgrimes tape = DEFTAPE; 1521590Srgrimes 15324360Simp while ((ch = getopt(argc, argv, "f:t:")) != -1) 1541590Srgrimes switch(ch) { 1551590Srgrimes case 'f': 1561590Srgrimes case 't': 1571590Srgrimes tape = optarg; 1581590Srgrimes break; 1591590Srgrimes case '?': 1601590Srgrimes default: 1611590Srgrimes usage(); 1621590Srgrimes } 1631590Srgrimes argc -= optind; 1641590Srgrimes argv += optind; 1651590Srgrimes 1661590Srgrimes if (argc < 1 || argc > 2) 1671590Srgrimes usage(); 1681590Srgrimes 1691590Srgrimes len = strlen(p = *argv++); 1701590Srgrimes for (comp = com;; comp++) { 1711590Srgrimes if (comp->c_name == NULL) 17227752Scharnier errx(1, "%s: unknown command", p); 1731590Srgrimes if (strncmp(p, comp->c_name, len) == 0) 1741590Srgrimes break; 1751590Srgrimes } 1767913Sjoerg#if defined(__FreeBSD__) 1777913Sjoerg if((comp->c_flags & NEED_2ARGS) && argc != 2) 1787913Sjoerg usage(); 1799541Sjoerg if(comp->c_flags & DISABLE_THIS) { 1809541Sjoerg warn_eof(); 1819541Sjoerg } 1827913Sjoerg#endif /* defined(__FreeBSD__) */ 1831590Srgrimes if ((mtfd = open(tape, comp->c_ronly ? O_RDONLY : O_RDWR)) < 0) 18427752Scharnier err(1, "%s", tape); 1851590Srgrimes if (comp->c_code != MTNOP) { 1861590Srgrimes mt_com.mt_op = comp->c_code; 1871590Srgrimes if (*argv) { 1887913Sjoerg#if defined (__FreeBSD__) 1897929Sjoerg if (!isdigit(**argv) && 19041925Smjacob (comp->c_flags & IS_DENSITY)) { 1917929Sjoerg const char *dcanon; 1927929Sjoerg mt_com.mt_count = stringtodens(*argv); 1937929Sjoerg if (mt_com.mt_count == 0) 19427752Scharnier errx(1, "%s: unknown density", *argv); 1957929Sjoerg dcanon = denstostring(mt_com.mt_count); 1967929Sjoerg if (strcmp(dcanon, *argv) != 0) 1977929Sjoerg printf( 1987929Sjoerg "Using \"%s\" as an alias for %s\n", 1997929Sjoerg *argv, dcanon); 2007929Sjoerg p = ""; 20139260Sgibbs } else if (!isdigit(**argv) && 20241925Smjacob (comp->c_flags & IS_COMP)) { 20339260Sgibbs 20439260Sgibbs mt_com.mt_count = stringtocomp(*argv); 20539260Sgibbs if ((u_int32_t)mt_com.mt_count == 0xf0f0f0f0) 20639260Sgibbs errx(1, "%s: unknown compression", 20739260Sgibbs *argv); 20839260Sgibbs p = ""; 2097929Sjoerg } else 2107929Sjoerg /* allow for hex numbers; useful for density */ 2117929Sjoerg mt_com.mt_count = strtol(*argv, &p, 0); 2127913Sjoerg#else 2131590Srgrimes mt_com.mt_count = strtol(*argv, &p, 10); 2147913Sjoerg#endif /* defined(__FreeBSD__) */ 21541925Smjacob if ((mt_com.mt_count <= 2167913Sjoerg#if defined (__FreeBSD__) 2177913Sjoerg ((comp->c_flags & ZERO_ALLOWED)? -1: 0) 21839260Sgibbs && ((comp->c_flags & IS_COMP) == 0) 2197913Sjoerg#else 2207913Sjoerg 0 2217913Sjoerg#endif /* defined (__FreeBSD__) */ 22241925Smjacob ) || *p) 22327752Scharnier errx(1, "%s: illegal count", *argv); 2241590Srgrimes } 2251590Srgrimes else 2261590Srgrimes mt_com.mt_count = 1; 22741913Smjacob#if defined(__FreeBSD__) 22841913Smjacob switch (comp->c_code) { 22941945Smjacob case MTIOCERRSTAT: 23041945Smjacob { 23141945Smjacob int i; 23241945Smjacob union mterrstat umn; 23341945Smjacob struct scsi_tape_errors *s = &umn.scsi_errstat; 23441945Smjacob 23541945Smjacob if (ioctl(mtfd, comp->c_code, (caddr_t)&umn) < 0) 23641945Smjacob err(2, "%s", tape); 23741945Smjacob (void)printf("Last I/O Residual: %u\n", s->io_resid); 23841945Smjacob (void)printf(" Last I/O Sense:\n\n\t"); 23941945Smjacob for (i = 0; i < sizeof (s->io_sense); i++) { 24041945Smjacob (void)printf(" %02X", s->io_sense[i]); 24141945Smjacob if (((i + 1) & 0xf) == 0) { 24241945Smjacob (void)printf("\n\t"); 24341945Smjacob } 24441945Smjacob } 24541945Smjacob (void)printf("\n"); 24641945Smjacob (void)printf("Last Control Residual: %u\n", 24741945Smjacob s->ctl_resid); 24841945Smjacob (void)printf(" Last Control Sense:\n\n\t"); 24941945Smjacob for (i = 0; i < sizeof (s->ctl_sense); i++) { 25041945Smjacob (void)printf(" %02X", s->ctl_sense[i]); 25141945Smjacob if (((i + 1) & 0xf) == 0) { 25241945Smjacob (void)printf("\n\t"); 25341945Smjacob } 25441945Smjacob } 25541945Smjacob (void)printf("\n\n"); 25641945Smjacob exit(0); 25741945Smjacob /* NOTREACHED */ 25841945Smjacob } 25941913Smjacob case MTIOCRDHPOS: 26041913Smjacob case MTIOCRDSPOS: 26141925Smjacob { 26241925Smjacob u_int32_t block; 26341925Smjacob if (ioctl(mtfd, comp->c_code, (caddr_t)&block) < 0) 26441913Smjacob err(2, "%s", tape); 26541945Smjacob (void)printf("%s: %s block location %u\n", tape, 26641913Smjacob (comp->c_code == MTIOCRDHPOS)? "hardware" : 26741925Smjacob "logical", block); 26841925Smjacob exit(0); 26941913Smjacob /* NOTREACHED */ 27041925Smjacob } 27141913Smjacob case MTIOCSLOCATE: 27241913Smjacob case MTIOCHLOCATE: 27341925Smjacob { 27441925Smjacob u_int32_t block = (u_int32_t)mt_com.mt_count; 27541925Smjacob if (ioctl(mtfd, comp->c_code, (caddr_t)&block) < 0) 27641913Smjacob err(2, "%s", tape); 27741925Smjacob exit(0); 27841913Smjacob /* NOTREACHED */ 27941925Smjacob } 28041913Smjacob default: 28141913Smjacob break; 28241913Smjacob } 28341913Smjacob#endif 2841590Srgrimes if (ioctl(mtfd, MTIOCTOP, &mt_com) < 0) 28527752Scharnier err(1, "%s: %s", tape, comp->c_name); 2861590Srgrimes } else { 2871590Srgrimes if (ioctl(mtfd, MTIOCGET, &mt_status) < 0) 28827752Scharnier err(1, NULL); 2891590Srgrimes status(&mt_status); 2901590Srgrimes } 29141925Smjacob exit(0); 2921590Srgrimes /* NOTREACHED */ 2931590Srgrimes} 2941590Srgrimes 2951590Srgrimes#ifdef vax 2961590Srgrimes#include <vax/mba/mtreg.h> 2971590Srgrimes#include <vax/mba/htreg.h> 2981590Srgrimes 2991590Srgrimes#include <vax/uba/utreg.h> 3001590Srgrimes#include <vax/uba/tmreg.h> 3011590Srgrimes#undef b_repcnt /* argh */ 3021590Srgrimes#include <vax/uba/tsreg.h> 3031590Srgrimes#endif 3041590Srgrimes 3051590Srgrimes#ifdef sun 3061590Srgrimes#include <sundev/tmreg.h> 3071590Srgrimes#include <sundev/arreg.h> 3081590Srgrimes#endif 3091590Srgrimes 3101590Srgrimes#ifdef tahoe 3111590Srgrimes#include <tahoe/vba/cyreg.h> 3121590Srgrimes#endif 3131590Srgrimes 31439913Sdfr#if defined(__FreeBSD__) && defined(__i386__) 31514176Sjoerg#include <machine/wtio.h> 31614176Sjoerg#endif 31714176Sjoerg 3181590Srgrimesstruct tape_desc { 3191590Srgrimes short t_type; /* type of magtape device */ 3201590Srgrimes char *t_name; /* printing name */ 3211590Srgrimes char *t_dsbits; /* "drive status" register */ 3221590Srgrimes char *t_erbits; /* "error" register */ 3231590Srgrimes} tapes[] = { 3241590Srgrimes#ifdef vax 3251590Srgrimes { MT_ISTS, "ts11", 0, TSXS0_BITS }, 3261590Srgrimes { MT_ISHT, "tm03", HTDS_BITS, HTER_BITS }, 3271590Srgrimes { MT_ISTM, "tm11", 0, TMER_BITS }, 3281590Srgrimes { MT_ISMT, "tu78", MTDS_BITS, 0 }, 3291590Srgrimes { MT_ISUT, "tu45", UTDS_BITS, UTER_BITS }, 3301590Srgrimes#endif 3311590Srgrimes#ifdef sun 3321590Srgrimes { MT_ISCPC, "TapeMaster", TMS_BITS, 0 }, 3331590Srgrimes { MT_ISAR, "Archive", ARCH_CTRL_BITS, ARCH_BITS }, 3341590Srgrimes#endif 3351590Srgrimes#ifdef tahoe 3361590Srgrimes { MT_ISCY, "cipher", CYS_BITS, CYCW_BITS }, 3371590Srgrimes#endif 3387913Sjoerg#if defined (__FreeBSD__) 3397913Sjoerg /* 34014176Sjoerg * XXX This is weird. The st driver reports the tape drive 3417913Sjoerg * as 0x7 (MT_ISAR - Sun/Archive compatible); the wt driver 3427913Sjoerg * either reports MT_ISVIPER1 for an Archive tape, or 0x11 3437913Sjoerg * (MT_ISMFOUR) for other tapes. 3447913Sjoerg * XXX for the wt driver, rely on it behaving like a "standard" 3457913Sjoerg * magtape driver. 3467913Sjoerg */ 3477913Sjoerg { MT_ISAR, "SCSI tape drive", 0, 0 }, 34839913Sdfr#if defined (__i386__) 34914176Sjoerg { MT_ISVIPER1, "Archive Viper", WTDS_BITS, WTER_BITS }, 35014176Sjoerg { MT_ISMFOUR, "Wangtek", WTDS_BITS, WTER_BITS }, 35139913Sdfr#endif 3527913Sjoerg#endif /* defined (__FreeBSD__) */ 3531590Srgrimes { 0 } 3541590Srgrimes}; 3551590Srgrimes 3561590Srgrimes/* 3571590Srgrimes * Interpret the status buffer returned 3581590Srgrimes */ 3591590Srgrimesvoid 3601590Srgrimesstatus(bp) 3611590Srgrimes register struct mtget *bp; 3621590Srgrimes{ 3631590Srgrimes register struct tape_desc *mt; 3641590Srgrimes 3651590Srgrimes for (mt = tapes;; mt++) { 3661590Srgrimes if (mt->t_type == 0) { 3671590Srgrimes (void)printf("%d: unknown tape drive type\n", 3681590Srgrimes bp->mt_type); 3691590Srgrimes return; 3701590Srgrimes } 3711590Srgrimes if (mt->t_type == bp->mt_type) 3721590Srgrimes break; 3731590Srgrimes } 3747913Sjoerg#if defined (__FreeBSD__) 3757913Sjoerg if(mt->t_type == MT_ISAR) 3767913Sjoerg st_status(bp); 3777913Sjoerg else { 3787913Sjoerg#endif /* defined (__FreeBSD__) */ 3791590Srgrimes (void)printf("%s tape drive, residual=%d\n", mt->t_name, bp->mt_resid); 38014176Sjoerg printreg("ds", (unsigned short)bp->mt_dsreg, mt->t_dsbits); 38114176Sjoerg printreg("\ner", (unsigned short)bp->mt_erreg, mt->t_erbits); 3821590Srgrimes (void)putchar('\n'); 3837913Sjoerg#if defined (__FreeBSD__) 3847913Sjoerg } 3857913Sjoerg#endif /* defined (__FreeBSD__) */ 3861590Srgrimes} 3871590Srgrimes 3881590Srgrimes/* 3891590Srgrimes * Print a register a la the %b format of the kernel's printf. 3901590Srgrimes */ 3911590Srgrimesvoid 3921590Srgrimesprintreg(s, v, bits) 3931590Srgrimes char *s; 3941590Srgrimes register u_int v; 3951590Srgrimes register char *bits; 3961590Srgrimes{ 3971590Srgrimes register int i, any = 0; 3981590Srgrimes register char c; 3991590Srgrimes 4001590Srgrimes if (bits && *bits == 8) 4011590Srgrimes printf("%s=%o", s, v); 4021590Srgrimes else 4031590Srgrimes printf("%s=%x", s, v); 40411608Sbde if (!bits) 40511608Sbde return; 4061590Srgrimes bits++; 4071590Srgrimes if (v && bits) { 4081590Srgrimes putchar('<'); 40927752Scharnier while ((i = *bits++)) { 4101590Srgrimes if (v & (1 << (i-1))) { 4111590Srgrimes if (any) 4121590Srgrimes putchar(','); 4131590Srgrimes any = 1; 4141590Srgrimes for (; (c = *bits) > 32; bits++) 4151590Srgrimes putchar(c); 4161590Srgrimes } else 4171590Srgrimes for (; *bits > 32; bits++) 4181590Srgrimes ; 4191590Srgrimes } 4201590Srgrimes putchar('>'); 4211590Srgrimes } 4221590Srgrimes} 4231590Srgrimes 4241590Srgrimesvoid 4251590Srgrimesusage() 4261590Srgrimes{ 4271590Srgrimes (void)fprintf(stderr, "usage: mt [-f device] command [ count ]\n"); 4281590Srgrimes exit(1); 4291590Srgrimes} 4301590Srgrimes 4317913Sjoerg#if defined (__FreeBSD__) 4327913Sjoerg 4337913Sjoergstruct densities { 4347913Sjoerg int dens; 43539260Sgibbs int bpmm; 43639260Sgibbs int bpi; 4377913Sjoerg const char *name; 43839260Sgibbs} dens[] = { 43939260Sgibbs /* 44039260Sgibbs * Taken from T10 Project 997D 44139260Sgibbs * SCSI-3 Stream Device Commands (SSC) 44239260Sgibbs * Revision 11, 4-Nov-97 44339260Sgibbs */ 44439260Sgibbs /*Num. bpmm bpi Reference */ 44539260Sgibbs { 0x1, 32, 800, "X3.22-1983" }, 44639260Sgibbs { 0x2, 63, 1600, "X3.39-1986" }, 44739260Sgibbs { 0x3, 246, 6250, "X3.54-1986" }, 44839260Sgibbs { 0x5, 315, 8000, "X3.136-1986" }, 44939260Sgibbs { 0x6, 126, 3200, "X3.157-1987" }, 45039260Sgibbs { 0x7, 252, 6400, "X3.116-1986" }, 45139260Sgibbs { 0x8, 315, 8000, "X3.158-1987" }, 45239260Sgibbs { 0x9, 491, 37871, "X3.180" }, 45339260Sgibbs { 0xA, 262, 6667, "X3B5/86-199" }, 45439260Sgibbs { 0xB, 63, 1600, "X3.56-1986" }, 45539260Sgibbs { 0xC, 500, 12690, "HI-TC1" }, 45639260Sgibbs { 0xD, 999, 25380, "HI-TC2" }, 45739260Sgibbs { 0xF, 394, 10000, "QIC-120" }, 45839260Sgibbs { 0x10, 394, 10000, "QIC-150" }, 45939260Sgibbs { 0x11, 630, 16000, "QIC-320" }, 46039260Sgibbs { 0x12, 2034, 51667, "QIC-1350" }, 46139260Sgibbs { 0x13, 2400, 61000, "X3B5/88-185A" }, 46239260Sgibbs { 0x14, 1703, 43245, "X3.202-1991" }, 46339260Sgibbs { 0x15, 1789, 45434, "ECMA TC17" }, 46439260Sgibbs { 0x16, 394, 10000, "X3.193-1990" }, 46539260Sgibbs { 0x17, 1673, 42500, "X3B5/91-174" }, 46639260Sgibbs { 0x18, 1673, 42500, "X3B5/92-50" }, 46739260Sgibbs { 0x1C, 1654, 42000, "QIC-385M" }, 46839260Sgibbs { 0x1D, 1512, 38400, "QIC-410M" }, 46939260Sgibbs { 0x1E, 1385, 36000, "QIC-1000C" }, 47039260Sgibbs { 0x1F, 2666, 67733, "QIC-2100C" }, 47139260Sgibbs { 0x20, 2666, 67733, "QIC-6GB(M)" }, 47239260Sgibbs { 0x21, 2666, 67733, "QIC-20GB(C)" }, 47339260Sgibbs { 0x22, 1600, 40640, "QIC-2GB(C)" }, 47439260Sgibbs { 0x23, 2666, 67733, "QIC-875M" }, 47539260Sgibbs { 0x24, 2400, 61000, "DDS-2" }, 47639260Sgibbs { 0x25, 3816, 97000, "DDS-3" }, 47739260Sgibbs { 0x26, 3816, 97000, "DDS-4" }, 47839260Sgibbs { 0x27, 3056, 77611, "Mammoth" }, 47939260Sgibbs { 0x28, 1491, 37871, "X3.224" }, 48039260Sgibbs { 0, 0, 0, NULL } 4817913Sjoerg}; 4827913Sjoerg 48339260Sgibbsstruct compression_types { 48439260Sgibbs u_int32_t comp_number; 48539260Sgibbs const char *name; 48639260Sgibbs} comp_types[] = { 48739260Sgibbs { 0x00, "none" }, 48839260Sgibbs { 0x00, "off" }, 48939260Sgibbs { 0x10, "IDRC" }, 49039260Sgibbs { 0x20, "DCLZ" }, 49139260Sgibbs { 0xffffffff, "enable" }, 49239260Sgibbs { 0xffffffff, "on" }, 49339260Sgibbs { 0xf0f0f0f0, NULL} 49439260Sgibbs}; 49539260Sgibbs 4967913Sjoergconst char * 4977929Sjoergdenstostring(int d) 4987913Sjoerg{ 4997913Sjoerg static char buf[20]; 5007913Sjoerg struct densities *sd; 5017913Sjoerg 5027913Sjoerg for (sd = dens; sd->dens; sd++) 5037913Sjoerg if (sd->dens == d) 5047913Sjoerg break; 5057913Sjoerg if (sd->dens == 0) { 5067929Sjoerg sprintf(buf, "0x%02x", d); 5077913Sjoerg return buf; 5087929Sjoerg } else 5097913Sjoerg return sd->name; 5107913Sjoerg} 5117913Sjoerg 51239260Sgibbs/* 51339260Sgibbs * Given a specific density number, return either the bits per inch or bits 51439260Sgibbs * per millimeter for the given density. 51539260Sgibbs */ 5167929Sjoergint 51739260Sgibbsdenstobp(int d, int bpi) 51839260Sgibbs{ 51939260Sgibbs struct densities *sd; 52039260Sgibbs 52139260Sgibbs for (sd = dens; sd->dens; sd++) 52239260Sgibbs if (sd->dens == d) 52339260Sgibbs break; 52439260Sgibbs if (sd->dens == 0) 52539260Sgibbs return(0); 52639260Sgibbs else { 52739260Sgibbs if (bpi) 52839260Sgibbs return(sd->bpi); 52939260Sgibbs else 53039260Sgibbs return(sd->bpmm); 53139260Sgibbs } 53239260Sgibbs} 53339260Sgibbs 53439260Sgibbsint 5357929Sjoergstringtodens(const char *s) 5367929Sjoerg{ 5377929Sjoerg struct densities *sd; 5387929Sjoerg size_t l = strlen(s); 5397929Sjoerg 5407929Sjoerg for (sd = dens; sd->dens; sd++) 5417929Sjoerg if (strncasecmp(sd->name, s, l) == 0) 5427929Sjoerg break; 5437929Sjoerg return sd->dens; 5447929Sjoerg} 5457929Sjoerg 5467929Sjoerg 5477913Sjoergconst char * 5487913Sjoerggetblksiz(int bs) 5497913Sjoerg{ 5507913Sjoerg static char buf[25]; 5517913Sjoerg if (bs == 0) 5527913Sjoerg return "variable"; 5537913Sjoerg else { 55439260Sgibbs sprintf(buf, "%d bytes", bs); 5557913Sjoerg return buf; 5567913Sjoerg } 5577913Sjoerg} 5587913Sjoerg 55939260Sgibbsconst char * 56039260Sgibbscomptostring(u_int32_t comp) 56139260Sgibbs{ 56239260Sgibbs static char buf[20]; 56339260Sgibbs struct compression_types *ct; 5647913Sjoerg 56539260Sgibbs if (comp == MT_COMP_DISABLED) 56639260Sgibbs return "disabled"; 56739260Sgibbs else if (comp == MT_COMP_UNSUPP) 56839260Sgibbs return "unsupported"; 56939260Sgibbs 57039260Sgibbs for (ct = comp_types; ct->name; ct++) 57139260Sgibbs if (ct->comp_number == comp) 57239260Sgibbs break; 57339260Sgibbs 57439260Sgibbs if (ct->comp_number == 0xf0f0f0f0) { 57539260Sgibbs sprintf(buf, "0x%2x", comp); 57639260Sgibbs return(buf); 57739260Sgibbs } else 57839260Sgibbs return(ct->name); 57939260Sgibbs} 58039260Sgibbs 58139260Sgibbsu_int32_t 58239260Sgibbsstringtocomp(const char *s) 58339260Sgibbs{ 58439260Sgibbs struct compression_types *ct; 58539260Sgibbs size_t l = strlen(s); 58639260Sgibbs 58739260Sgibbs for (ct = comp_types; ct->name; ct++) 58839260Sgibbs if (strncasecmp(ct->name, s, l) == 0) 58939260Sgibbs break; 59039260Sgibbs 59139260Sgibbs return(ct->comp_number); 59239260Sgibbs} 59339260Sgibbs 5947913Sjoergvoid 5957913Sjoergst_status(struct mtget *bp) 5967913Sjoerg{ 59739260Sgibbs printf("Mode Density Blocksize bpi " 59839260Sgibbs "Compression\n" 59939260Sgibbs "Current: %-12s %-12s %-7d %s\n" 60039260Sgibbs "---------available modes---------\n" 60139260Sgibbs "0: %-12s %-12s %-7d %s\n" 60239260Sgibbs "1: %-12s %-12s %-7d %s\n" 60339260Sgibbs "2: %-12s %-12s %-7d %s\n" 60439260Sgibbs "3: %-12s %-12s %-7d %s\n", 60539260Sgibbs denstostring(bp->mt_density), getblksiz(bp->mt_blksiz), 60639260Sgibbs denstobp(bp->mt_density, TRUE), comptostring(bp->mt_comp), 60739260Sgibbs denstostring(bp->mt_density0), getblksiz(bp->mt_blksiz0), 60839260Sgibbs denstobp(bp->mt_density0, TRUE), comptostring(bp->mt_comp0), 60939260Sgibbs denstostring(bp->mt_density1), getblksiz(bp->mt_blksiz1), 61039260Sgibbs denstobp(bp->mt_density1, TRUE), comptostring(bp->mt_comp1), 61139260Sgibbs denstostring(bp->mt_density2), getblksiz(bp->mt_blksiz2), 61239260Sgibbs denstobp(bp->mt_density2, TRUE), comptostring(bp->mt_comp2), 61339260Sgibbs denstostring(bp->mt_density3), getblksiz(bp->mt_blksiz3), 61439260Sgibbs denstobp(bp->mt_density3, TRUE), comptostring(bp->mt_comp3)); 6157913Sjoerg} 6167913Sjoerg 6179541Sjoergvoid 6189541Sjoergwarn_eof(void) 6199541Sjoerg{ 6209541Sjoerg fprintf(stderr, 6219541Sjoerg "The \"eof\" command has been disabled.\n" 6229541Sjoerg "Use \"weof\" if you really want to write end-of-file marks,\n" 6239541Sjoerg "or \"eom\" if you rather want to skip to the end of " 6249541Sjoerg "recorded medium.\n"); 6259541Sjoerg exit(1); 6269541Sjoerg} 6279541Sjoerg 6287913Sjoerg#endif /* defined (__FreeBSD__) */ 629