NetBSD/sbin/fsdb/fsdbutil.c

226 lines
5.7 KiB
C

/* $NetBSD: fsdbutil.c,v 1.12 2002/07/20 08:36:26 grant Exp $ */
/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by John T. Kohl.
*
* 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 NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: fsdbutil.c,v 1.12 2002/07/20 08:36:26 grant Exp $");
#endif /* not lint */
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/param.h>
#include <sys/time.h>
#include <sys/mount.h>
#include <ctype.h>
#include <fcntl.h>
#include <grp.h>
#include <pwd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <err.h>
#include <ufs/ufs/dinode.h>
#include <ufs/ffs/fs.h>
#include "fsdb.h"
#include "fsck.h"
char **
crack(line, argc)
char *line;
int *argc;
{
static char *argv[8];
int i;
char *p, *val;
for (p = line, i = 0; p != NULL && i < 8; i++) {
while ((val = strsep(&p, " \t\n")) != NULL && *val == '\0')
/**/ ;
if (val)
argv[i] = val;
else
break;
}
*argc = i;
return argv;
}
int
argcount(cmdp, argc, argv)
struct cmdtable *cmdp;
int argc;
char *argv[];
{
if (cmdp->minargc == cmdp->maxargc)
warnx("command `%s' takes %u arguments", cmdp->cmd,
cmdp->minargc - 1);
else
warnx("command `%s' takes from %u to %u arguments",
cmdp->cmd, cmdp->minargc - 1, cmdp->maxargc - 1);
warnx("usage: %s: %s", cmdp->cmd, cmdp->helptxt);
return 1;
}
void
printstat(cp, inum, dp)
const char *cp;
ino_t inum;
struct dinode *dp;
{
struct group *grp;
struct passwd *pw;
time_t t;
char *p;
printf("%s: ", cp);
switch (iswap16(dp->di_mode) & IFMT) {
case IFDIR:
puts("directory");
break;
case IFREG:
puts("regular file");
break;
case IFBLK:
printf("block special (%d,%d)",
major(iswap32(dp->di_rdev)), minor(iswap32(dp->di_rdev)));
break;
case IFCHR:
printf("character special (%d,%d)",
major(iswap32(dp->di_rdev)), minor(iswap32(dp->di_rdev)));
break;
case IFLNK:
fputs("symlink", stdout);
if (iswap64(dp->di_size) > 0 && iswap64(dp->di_size) < MAXSYMLINKLEN &&
dp->di_blocks == 0)
printf(" to `%.*s'\n", (int)iswap64(dp->di_size),
(char *)dp->di_shortlink);
else
putchar('\n');
break;
case IFSOCK:
puts("socket");
break;
case IFIFO:
puts("fifo");
break;
}
printf("I=%u MODE=%o SIZE=%llu", inum, iswap16(dp->di_mode),
(unsigned long long)iswap64(dp->di_size));
t = iswap32(dp->di_mtime);
p = ctime(&t);
printf("\n\tMTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20],
iswap32(dp->di_mtimensec));
t = iswap32(dp->di_ctime);
p = ctime(&t);
printf("\n\tCTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20],
iswap32(dp->di_ctimensec));
t = iswap32(dp->di_atime);
p = ctime(&t);
printf("\n\tATIME=%15.15s %4.4s [%d nsec]\n", &p[4], &p[20],
iswap32(dp->di_atimensec));
if ((pw = getpwuid(iswap32(dp->di_uid))) != NULL)
printf("OWNER=%s ", pw->pw_name);
else
printf("OWNUID=%u ", iswap32(dp->di_uid));
if ((grp = getgrgid(iswap32(dp->di_gid))) != NULL)
printf("GRP=%s ", grp->gr_name);
else
printf("GID=%u ", iswap32(dp->di_gid));
printf("LINKCNT=%hd FLAGS=0x%#x BLKCNT=0x%x GEN=0x%x\n",
iswap16(dp->di_nlink),
iswap32(dp->di_flags), iswap32(dp->di_blocks),
iswap32(dp->di_gen));
}
int
checkactive()
{
if (!curinode) {
warnx("no current inode");
return 0;
}
return 1;
}
int
checkactivedir()
{
if (!curinode) {
warnx("no current inode");
return 0;
}
if ((iswap16(curinode->di_mode) & IFMT) != IFDIR) {
warnx("inode %d not a directory", curinum);
return 0;
}
return 1;
}
int
printactive()
{
if (!checkactive())
return 1;
switch (iswap16(curinode->di_mode) & IFMT) {
case IFDIR:
case IFREG:
case IFBLK:
case IFCHR:
case IFLNK:
case IFSOCK:
case IFIFO:
printstat("current inode", curinum, curinode);
break;
case 0:
printf("current inode %d: unallocated inode\n", curinum);
break;
default:
printf("current inode %d: screwy itype 0%o (mode 0%o)?\n",
curinum, iswap16(curinode->di_mode) & IFMT,
iswap16(curinode->di_mode));
break;
}
return 0;
}