diff options
Diffstat (limited to 'usr.bin/mt/mt.c')
| -rw-r--r-- | usr.bin/mt/mt.c | 137 |
1 files changed, 135 insertions, 2 deletions
diff --git a/usr.bin/mt/mt.c b/usr.bin/mt/mt.c index f535e8b..bd2adcd 100644 --- a/usr.bin/mt/mt.c +++ b/usr.bin/mt/mt.c @@ -55,10 +55,20 @@ static char sccsid[] = "@(#)mt.c 8.1 (Berkeley) 6/6/93"; #include <ctype.h> #include <string.h> +/* the appropriate sections of <sys/mtio.h> are also #ifdef'd for FreeBSD */ +#if defined(__FreeBSD__) +/* c_flags */ +#define NEED_2ARGS 0x01 +#define ZERO_ALLOWED 0X02 +#endif /* defined(__FreeBSD__) */ + struct commands { char *c_name; int c_code; int c_ronly; +#if defined(__FreeBSD__) + int c_flags; +#endif /* defined(__FreeBSD__) */ } com[] = { { "bsf", MTBSF, 1 }, { "bsr", MTBSR, 1 }, @@ -70,7 +80,13 @@ struct commands { { "rewoffl", MTOFFL, 1 }, { "status", MTNOP, 1 }, { "weof", MTWEOF, 0 }, - { "erase", MTERASE, 0 }, /* Andreas Klemm <andreas@knobel.gun.de */ +#if defined(__FreeBSD__) + { "erase", MTERASE, 0 }, + { "blocksize", MTSETBSIZ, 0, NEED_2ARGS|ZERO_ALLOWED }, + { "density", MTSETDNSTY, 0, NEED_2ARGS|ZERO_ALLOWED }, + { "eom", MTEOD, 1 }, + { "comp", MTCOMP, 0, NEED_2ARGS|ZERO_ALLOWED }, +#endif /* defined(__FreeBSD__) */ { NULL } }; @@ -78,6 +94,9 @@ void err __P((const char *, ...)); void printreg __P((char *, u_int, char *)); void status __P((struct mtget *)); void usage __P((void)); +#if defined (__FreeBSD__) +void st_status (struct mtget *); +#endif /* defined (__FreeBSD__) */ int main(argc, argv) @@ -116,13 +135,28 @@ main(argc, argv) if (strncmp(p, comp->c_name, len) == 0) break; } +#if defined(__FreeBSD__) + if((comp->c_flags & NEED_2ARGS) && argc != 2) + usage(); +#endif /* defined(__FreeBSD__) */ 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) { +#if defined (__FreeBSD__) + /* allow for hex numbers; useful for density */ + mt_com.mt_count = strtol(*argv, &p, 0); +#else mt_com.mt_count = strtol(*argv, &p, 10); - if (mt_com.mt_count <= 0 || *p) +#endif /* defined(__FreeBSD__) */ + if (mt_com.mt_count <= +#if defined (__FreeBSD__) + ((comp->c_flags & ZERO_ALLOWED)? -1: 0) +#else + 0 +#endif /* defined (__FreeBSD__) */ + || *p) err("%s: illegal count", *argv); } else @@ -177,6 +211,19 @@ struct tape_desc { #ifdef tahoe { MT_ISCY, "cipher", CYS_BITS, CYCW_BITS }, #endif +#if defined (__FreeBSD__) + /* + * XXX This is terrific. The st driver reports the tape drive + * as 0x7 (MT_ISAR - Sun/Archive compatible); the wt driver + * either reports MT_ISVIPER1 for an Archive tape, or 0x11 + * (MT_ISMFOUR) for other tapes. + * XXX for the wt driver, rely on it behaving like a "standard" + * magtape driver. + */ + { MT_ISAR, "SCSI tape drive", 0, 0 }, + { MT_ISVIPER1, "Archive Viper", 0, 0 }, + { MT_ISMFOUR, "Wangtek", 0, 0 }, +#endif /* defined (__FreeBSD__) */ { 0 } }; @@ -198,10 +245,18 @@ status(bp) if (mt->t_type == bp->mt_type) break; } +#if defined (__FreeBSD__) + if(mt->t_type == MT_ISAR) + st_status(bp); + else { +#endif /* defined (__FreeBSD__) */ (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'); +#if defined (__FreeBSD__) + } +#endif /* defined (__FreeBSD__) */ } /* @@ -273,3 +328,81 @@ err(fmt, va_alist) exit(1); /* NOTREACHED */ } + +#if defined (__FreeBSD__) + +struct densities { + int dens; + const char *name; +} dens [] = { + { 0x1, "X3.22-1983 " }, + { 0x2, "X3.39-1986 " }, + { 0x3, "X3.54-1986 " }, + { 0x5, "X3.136-1986 " }, + { 0x6, "X3.157-1987 " }, + { 0x7, "X3.116-1986 " }, + { 0x8, "X3.158-1986 " }, + { 0x9, "X3B5/87-099 " }, + { 0xA, "X3B5/86-199 " }, + { 0xB, "X3.56-1986 " }, + { 0xC, "HI-TC1 " }, + { 0xD, "HI-TC2 " }, + { 0xF, "QIC-120 " }, + { 0x10, "QIC-150 " }, + { 0x11, "QIC-320 " }, + { 0x12, "QIC-1350 " }, + { 0x13, "X3B5/88-185A" }, + { 0x14, "X3.202-1991 " }, + { 0x15, "ECMA TC17 " }, + { 0x16, "X3.193-1990 " }, + { 0x17, "X3B5/91-174 " }, + { 0, 0 } +}; + +const char * +getdens(int d) +{ + static char buf[20]; + struct densities *sd; + + for (sd = dens; sd->dens; sd++) + if (sd->dens == d) + break; + if (sd->dens == 0) { + sprintf(buf, "0x%02x ", d); + return buf; + } + else + return sd->name; +} + +const char * +getblksiz(int bs) +{ + static char buf[25]; + if (bs == 0) + return "variable"; + else { + sprintf(buf, "= %d bytes", bs); + return buf; + } +} + + +void +st_status(struct mtget *bp) +{ + printf("Present Mode: Density = %s Blocksize %s\n", + getdens(bp->mt_density), getblksiz(bp->mt_blksiz)); + printf("---------available modes---------\n"); + printf("Mode 0: Density = %s Blocksize %s\n", + getdens(bp->mt_density0), getblksiz(bp->mt_blksiz0)); + printf("Mode 1: Density = %s Blocksize %s\n", + getdens(bp->mt_density1), getblksiz(bp->mt_blksiz1)); + printf("Mode 2: Density = %s Blocksize %s\n", + getdens(bp->mt_density2), getblksiz(bp->mt_blksiz2)); + printf("Mode 3: Density = %s Blocksize %s\n", + getdens(bp->mt_density3), getblksiz(bp->mt_blksiz3)); +} + +#endif /* defined (__FreeBSD__) */ |
