/*
* Ported to Linux's Second Extended File System as part of the
* dump and restore backup suit
- * Remy Card <card@Linux.EU.Org>, 1994, 1995, 1996
+ * Remy Card <card@Linux.EU.Org>, 1994-1997
+ * Stelian Pop <pop@cybercable.fr>, 1999
*
*/
*/
#ifndef lint
-static char copyright[] =
+static const char copyright[] =
"@(#) Copyright (c) 1980, 1991, 1993, 1994\n\
The Regents of the University of California. All rights reserved.\n";
#endif /* not lint */
#ifndef lint
+#if 0
static char sccsid[] = "@(#)main.c 8.6 (Berkeley) 5/1/95";
+#endif
+static const char rcsid[] =
+ "$Id: main.c,v 1.2 1999/10/11 12:53:22 stelian Exp $";
#endif /* not lint */
#include <sys/param.h>
#include <ctype.h>
#include <err.h>
-#include <errno.h>
#include <fcntl.h>
#include <fstab.h>
#include <signal.h>
int notify = 0; /* notify operator flag */
int blockswritten = 0; /* number of blocks written on current tape */
int tapeno = 0; /* current tape number */
-int density = 0; /* density in bytes/0.1" */
+int density = 0; /* density in bytes/0.1" " <- this is for hilit19 */
int ntrec = NTREC; /* # tape blocks in each tape record */
int cartridge = 0; /* Assume non-cartridge tape */
+int dokerberos = 0; /* Use Kerberos authentication */
long dev_bsize = 1; /* recalculated below */
long blocksperfile; /* output blocks per file */
char *host = NULL; /* remote host (if any) */
char *argv[];
{
register ino_t ino;
- register int dirty;
+ register int dirty;
register struct dinode *dp;
register struct fstab *dt;
register char *map;
char directory[NAME_MAX];
char pathname[NAME_MAX];
#endif
+ char labelstr[LBLSIZE];
spcl.c_date = 0;
#ifdef __linux__
#endif
tsize = 0; /* Default later, based on 'c' option for cart tapes */
- tape = _PATH_DEFTAPE;
+ if ((tape = getenv("TAPE")) == NULL)
+ tape = _PATH_DEFTAPE;
dumpdates = _PATH_DUMPDATES;
temp = _PATH_DTMP;
+ strcpy(labelstr, "none"); /* XXX safe strcpy. */
if (TP_BSIZE / DEV_BSIZE == 0 || TP_BSIZE % DEV_BSIZE != 0)
quit("TP_BSIZE must be a multiple of DEV_BSIZE\n");
level = '0';
+
if (argc < 2)
usage();
obsolete(&argc, &argv);
- while ((ch = getopt(argc, argv, "0123456789B:b:cd:f:h:ns:T:uWw")) != -1) switch (ch) {
+#ifdef KERBEROS
+#define optstring "0123456789aB:b:cd:f:h:kL:ns:T:uWw"
+#else
+#define optstring "0123456789aB:b:cd:f:h:L:ns:T:uWw"
+#endif
+ while ((ch = getopt(argc, argv, optstring)) != -1)
+#undef optstring
+ switch (ch) {
/* dump level */
case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':
level = ch;
break;
+ case 'a': /* `auto-size', Write to EOM. */
+ unlimited = 1;
+ break;
+
case 'B': /* blocks per output file */
- blocksperfile = numarg("blocks per file", 1L, 0L);
+ blocksperfile = numarg("number of blocks per file",
+ 1L, 0L);
break;
case 'b': /* blocks per tape write */
- ntrec = numarg("blocks per write", 1L, 1000L);
+ ntrec = numarg("number of blocks per write",
+ 1L, 1000L);
break;
case 'c': /* Tape is cart. not 9-track */
honorlevel = numarg("honor level", 0L, 10L);
break;
+#ifdef KERBEROS
+ case 'k':
+ dokerberos = 1;
+ break;
+#endif
+
+ case 'L':
+ /*
+ * Note that although there are LBLSIZE characters,
+ * the last must be '\0', so the limit on strlen()
+ * is really LBLSIZE-1.
+ */
+ strncpy(labelstr, optarg, LBLSIZE);
+ labelstr[LBLSIZE-1] = '\0';
+ if (strlen(optarg) > LBLSIZE-1) {
+ msg(
+ "WARNING Label `%s' is larger than limit of %d characters.\n",
+ optarg, LBLSIZE-1);
+ msg("WARNING: Using truncated label `%s'.\n",
+ labelstr);
+ }
+ break;
+
case 'n': /* notify operators */
notify = 1;
break;
if (spcl.c_ddate < 0) {
(void)fprintf(stderr, "bad time \"%s\"\n",
optarg);
- exit(X_ABORT);
+ exit(X_STARTUP);
}
Tflag = 1;
lastlevel = '?';
+ argc--;
+ argv++;
+ break;
case 'u': /* update /etc/dumpdates */
uflag = 1;
case 'W': /* what to do */
case 'w':
lastdump(ch);
- exit(0); /* do nothing else */
+ exit(X_FINOK); /* do nothing else */
default:
usage();
if (argc < 1) {
(void)fprintf(stderr, "Must specify disk or filesystem\n");
- exit(X_ABORT);
+ exit(X_STARTUP);
}
disk = *argv++;
argc--;
while (argc--)
(void)fprintf(stderr, " %s", *argv++);
(void)fprintf(stderr, "\n");
- exit(X_ABORT);
+ exit(X_STARTUP);
}
if (Tflag && uflag) {
(void)fprintf(stderr,
"You cannot use the T and u flags together.\n");
- exit(X_ABORT);
+ exit(X_STARTUP);
}
if (strcmp(tape, "-") == 0) {
pipeout++;
if (blocksperfile)
blocksperfile = blocksperfile / ntrec * ntrec; /* round down */
- else {
+ else if (!unlimited) {
/*
* Determine how to default tape size and density
*
* 9-track 6250 bpi (625 bytes/.1") 2300 ft.
* cartridge 8000 bpi (100 bytes/.1") 1700 ft.
* (450*4 - slop)
+ * hilit19 hits again: "
*/
if (density == 0)
density = cartridge ? 100 : 160;
tape = strchr(host, ':');
*tape++ = '\0';
#ifdef RDUMP
+ if (index(tape, '\n')) {
+ (void)fprintf(stderr, "invalid characters in tape\n");
+ exit(X_STARTUP);
+ }
if (rmthost(host) == 0)
- exit(X_ABORT);
+ exit(X_STARTUP);
#else
(void)fprintf(stderr, "remote dump not enabled\n");
- exit(X_ABORT);
+ exit(X_STARTUP);
#endif
}
(void)setuid(getuid()); /* rmthost() is the only reason to be setuid */
NAMELEN);
}
#endif
- (void)strcpy(spcl.c_label, "none");
+ spcl.c_dev[NAMELEN-1]='\0';
+ spcl.c_filesys[NAMELEN-1]='\0';
+ (void)strncpy(spcl.c_label, labelstr, sizeof(spcl.c_label) - 1);
(void)gethostname(spcl.c_host, NAMELEN);
spcl.c_level = level - '0';
spcl.c_type = TS_TAPE;
msgtail("to %s on host %s\n", tape, host);
else
msgtail("to %s\n", tape);
+ msg("Label: %s\n", labelstr);
#ifdef __linux__
retval = ext2fs_open(disk, 0, 0, 0, unix_io_manager, &fs);
com_err(disk, retval, "while opening filesystem");
if (retval == EXT2_ET_REV_TOO_HIGH)
printf ("Get a newer version of dump!\n");
- exit(X_ABORT);
+ exit(X_STARTUP);
}
if (fs->super->s_rev_level > DUMP_CURRENT_REV) {
com_err(disk, retval, "while opening filesystem");
printf ("Get a newer version of dump!\n");
- exit(X_ABORT);
+ exit(X_STARTUP);
}
if ((diskfd = open(disk, O_RDONLY)) < 0) {
msg("Cannot open %s\n", disk);
- exit(X_ABORT);
+ exit(X_STARTUP);
}
sync();
dev_bsize = DEV_BSIZE;
#else /* __linux __*/
if ((diskfd = open(disk, O_RDONLY)) < 0) {
msg("Cannot open %s\n", disk);
- exit(X_ABORT);
+ exit(X_STARTUP);
}
sync();
sblock = (struct fs *)sblock_buf;
tp_bshift = ffs(TP_BSIZE) - 1;
if (TP_BSIZE != (1 << tp_bshift))
quit("TP_BSIZE (%d) is not a power of 2", TP_BSIZE);
- spcl.c_flags |= DR_NEWINODEFMT;
#ifdef FS_44INODEFMT
if (sblock->fs_inodefmt >= FS_44INODEFMT)
spcl.c_flags |= DR_NEWINODEFMT;
anydirskipped = mapdirs(maxino, &tapesize);
}
- if (pipeout) {
+ if (pipeout || unlimited) {
tapesize += 10; /* 10 trailer blocks */
msg("estimated %ld tape blocks.\n", tapesize);
} else {
the end of each block written, and not in mid-block.
Assume no erroneous blocks; this can be compensated
for with an artificially low tape size. */
- fetapes =
- ( tapesize /* blocks */
+ fetapes =
+ ( (double) tapesize /* blocks */
* TP_BSIZE /* bytes/block */
- * (1.0/density) /* 0.1" / byte */
+ * (1.0/density) /* 0.1" / byte " */
+
- tapesize /* blocks */
+ (double) tapesize /* blocks */
* (1.0/ntrec) /* streaming-stops per block */
- * 15.48 /* 0.1" / streaming-stop */
- ) * (1.0 / tsize ); /* tape / 0.1" */
+ * 15.48 /* 0.1" / streaming-stop " */
+ ) * (1.0 / tsize ); /* tape / 0.1" " */
} else {
/* Estimate number of tapes, for old fashioned 9-track
tape */
int tenthsperirg = (density == 625) ? 3 : 7;
fetapes =
- ( tapesize /* blocks */
+ ( (double) tapesize /* blocks */
* TP_BSIZE /* bytes / block */
- * (1.0/density) /* 0.1" / byte */
+ * (1.0/density) /* 0.1" / byte " */
+
- tapesize /* blocks */
+ (double) tapesize /* blocks */
* (1.0/ntrec) /* IRG's / block */
- * tenthsperirg /* 0.1" / IRG */
- ) * (1.0 / tsize ); /* tape / 0.1" */
+ * tenthsperirg /* 0.1" / IRG " */
+ ) * (1.0 / tsize ); /* tape / 0.1" " */
}
etapes = fetapes; /* truncating assignment */
etapes++;
* Allocate tape buffer.
*/
if (!alloctape())
- quit("can't allocate tape buffers - try a smaller blocking factor.\n");
+ quit(
+ "can't allocate tape buffers - try a smaller blocking factor.\n");
startnewtape(1);
(void)time((time_t *)&(tstart_writing));
(void)dumpino(dp, ino);
}
-#ifdef __linux__
(void)time((time_t *)&(tend_writing));
-#endif
spcl.c_type = TS_END;
for (i = 0; i < ntrec; i++)
writeheader(maxino - 1);
if (pipeout)
- msg("DUMP: %ld tape blocks\n",spcl.c_tapea);
+ msg("DUMP: %ld tape blocks\n", spcl.c_tapea);
else
msg("DUMP: %ld tape blocks on %d volumes(s)\n",
spcl.c_tapea, spcl.c_volume);
-#ifdef __linux__
+
/* report dump performance, avoid division through zero */
if (tend_writing - tstart_writing == 0)
msg("finished in less than a second\n");
msg("finished in %d seconds, throughput %d KBytes/sec\n",
tend_writing - tstart_writing,
spcl.c_tapea / (tend_writing - tstart_writing));
-#endif
+
putdumptime();
trewind();
broadcast("DUMP IS DONE!\7\7\n");
msg("DUMP IS DONE\n");
Exit(X_FINOK);
/* NOTREACHED */
+ exit(1); /* gcc - shut up */
}
static void
usage()
{
-
- (void)fprintf(stderr, "usage: dump [-0123456789cnu] [-B records] [-b blocksize] [-d density] [-f file]\n [-h level] [-s feet] [-T date] filesystem\n");
- (void)fprintf(stderr, " dump [-W | -w]\n");
- exit(1);
+ fprintf(stderr,
+ "usage: dump [-0123456789ac"
+#ifdef KERBEROS
+ "k"
+#endif
+ "nu] [-B records] [-b blocksize] [-d density] [-f file]\n"
+ " [-h level] [-s feet] [-T date] filesystem\n"
+ " dump [-W | -w]\n");
+ exit(X_STARTUP);
}
/*
if (dp == NULL)
return (NULL);
*dp = '\0';
- (void)strcpy(rawbuf, cp);
+ (void)strncpy(rawbuf, cp, MAXPATHLEN - 1);
+ rawbuf[MAXPATHLEN-1] = '\0';
*dp = '/';
- (void)strcat(rawbuf, "/r");
- (void)strcat(rawbuf, dp + 1);
+ (void)strncat(rawbuf, "/r", MAXPATHLEN - 1 - strlen(rawbuf));
+ (void)strncat(rawbuf, dp + 1, MAXPATHLEN - 1 - strlen(rawbuf));
return (rawbuf);
#endif /* __linux__ */
}
/*
* obsolete --
- * Change set of key letters and ordered arguments into something
- * getopt(3) will like.
+ * Change set of key letters and ordered arguments into something
+ * getopt(3) will like.
*/
static void
obsolete(argcp, argvp)
char **argvp[];
{
int argc, flags;
- char *ap, **argv, *flagsp, **nargv, *p;
+ char *ap, **argv, *flagsp=NULL, **nargv, *p=NULL;
/* Setup. */
argv = *argvp;
case 's':
case 'T':
if (*argv == NULL) {
- warnx("option requires an argument -- %c", *ap); usage();
+ warnx("option requires an argument -- %c", *ap);
+ usage();
}
if ((nargv[0] = malloc(strlen(*argv) + 2 + 1)) == NULL)
err(1, NULL);
}
/* Copy remaining arguments. */
- while (*nargv++ = *argv++);
+ while ((*nargv++ = *argv++));
/* Update argument count. */
*argcp = nargv - *argvp - 1;