244 lines
6.2 KiB
C
244 lines
6.2 KiB
C
/* $NetBSD: fsdbutil.c,v 1.14 2004/01/03 19:57:42 dbj Exp $ */
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/*-
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* Copyright (c) 1996 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by John T. Kohl.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: fsdbutil.c,v 1.14 2004/01/03 19:57:42 dbj Exp $");
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#endif /* not lint */
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/param.h>
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#include <sys/time.h>
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#include <sys/mount.h>
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#include <ctype.h>
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#include <fcntl.h>
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#include <grp.h>
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#include <pwd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include <err.h>
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#include <ufs/ufs/dinode.h>
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#include <ufs/ffs/fs.h>
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#include "fsdb.h"
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#include "fsck.h"
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char **
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crack(line, argc)
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char *line;
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int *argc;
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{
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static char *argv[8];
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int i;
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char *p, *val;
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for (p = line, i = 0; p != NULL && i < 8; i++) {
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while ((val = strsep(&p, " \t\n")) != NULL && *val == '\0')
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/**/ ;
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if (val)
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argv[i] = val;
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else
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break;
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}
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*argc = i;
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return argv;
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}
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int
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argcount(cmdp, argc, argv)
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struct cmdtable *cmdp;
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int argc;
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char *argv[];
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{
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if (cmdp->minargc == cmdp->maxargc)
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warnx("command `%s' takes %u arguments", cmdp->cmd,
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cmdp->minargc - 1);
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else
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warnx("command `%s' takes from %u to %u arguments",
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cmdp->cmd, cmdp->minargc - 1, cmdp->maxargc - 1);
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warnx("usage: %s: %s", cmdp->cmd, cmdp->helptxt);
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return 1;
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}
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void
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printstat(cp, inum, dp)
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const char *cp;
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ino_t inum;
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union dinode *dp;
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{
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struct group *grp;
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struct passwd *pw;
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time_t t;
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char *p;
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uint64_t size, blocks;
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uint16_t mode;
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uint32_t rdev;
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uint32_t uid, gid;
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size = iswap64(DIP(dp, size));
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blocks = is_ufs2 ? iswap64(DIP(dp, blocks)) : iswap32(DIP(dp, blocks));
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mode = iswap16(DIP(dp, mode));
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rdev = iswap32(DIP(dp, rdev));
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printf("%s: ", cp);
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switch (mode & IFMT) {
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case IFDIR:
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puts("directory");
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break;
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case IFREG:
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puts("regular file");
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break;
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case IFBLK:
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printf("block special (%d,%d)", major(rdev), minor(rdev));
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break;
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case IFCHR:
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printf("character special (%d,%d)", major(rdev), minor(rdev));
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break;
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case IFLNK:
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fputs("symlink", stdout);
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if (size > 0 && size < sblock->fs_maxsymlinklen &&
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DIP(dp, blocks) == 0) {
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p = is_ufs2 ? (char *)dp->dp2.di_db :
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(char *)dp->dp1.di_db;
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printf(" to `%.*s'\n", (int)size, p);
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} else
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putchar('\n');
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break;
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case IFSOCK:
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puts("socket");
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break;
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case IFIFO:
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puts("fifo");
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break;
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}
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printf("I=%u MODE=%o SIZE=%llu", inum, mode,
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(unsigned long long)size);
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t = is_ufs2 ? iswap64(dp->dp2.di_mtime) : iswap32(dp->dp1.di_mtime);
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p = ctime(&t);
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printf("\n\tMTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20],
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iswap32(DIP(dp, mtimensec)));
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t = is_ufs2 ? iswap64(dp->dp2.di_ctime) : iswap32(dp->dp1.di_ctime);
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p = ctime(&t);
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printf("\n\tCTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20],
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iswap32(DIP(dp, ctimensec)));
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t = is_ufs2 ? iswap64(dp->dp2.di_atime) : iswap32(dp->dp1.di_atime);
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p = ctime(&t);
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printf("\n\tATIME=%15.15s %4.4s [%d nsec]\n", &p[4], &p[20],
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iswap32(DIP(dp,atimensec)));
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if (!is_ufs2 && sblock->fs_old_inodefmt < FS_44INODEFMT)
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uid = iswap16(dp->dp1.di_ouid);
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else
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uid = iswap32(DIP(dp, uid));
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if ((pw = getpwuid(uid)) != NULL)
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printf("OWNER=%s ", pw->pw_name);
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else
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printf("OWNUID=%u ", uid);
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if (!is_ufs2 && sblock->fs_old_inodefmt < FS_44INODEFMT)
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gid = iswap16(dp->dp1.di_ogid);
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else
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gid = iswap32(DIP(dp, gid));
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if ((grp = getgrgid(gid)) != NULL)
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printf("GRP=%s ", grp->gr_name);
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else
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printf("GID=%u ", gid);
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printf("LINKCNT=%hd FLAGS=0x%#x BLKCNT=0x%llx GEN=0x%x\n",
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iswap16(DIP(dp, nlink)),
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iswap32(DIP(dp, flags)), (unsigned long long)blocks,
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iswap32(DIP(dp, gen)));
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}
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int
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checkactive()
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{
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if (!curinode) {
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warnx("no current inode");
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return 0;
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}
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return 1;
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}
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int
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checkactivedir()
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{
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if (!curinode) {
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warnx("no current inode");
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return 0;
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}
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if ((iswap16(DIP(curinode, mode)) & IFMT) != IFDIR) {
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warnx("inode %d not a directory", curinum);
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return 0;
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}
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return 1;
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}
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int
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printactive()
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{
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uint16_t mode;
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if (!checkactive())
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return 1;
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mode = iswap16(DIP(curinode, mode));
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switch (mode & IFMT) {
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case IFDIR:
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case IFREG:
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case IFBLK:
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case IFCHR:
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case IFLNK:
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case IFSOCK:
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case IFIFO:
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printstat("current inode", curinum, curinode);
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break;
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case 0:
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printf("current inode %d: unallocated inode\n", curinum);
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break;
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default:
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printf("current inode %d: screwy itype 0%o (mode 0%o)?\n",
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curinum, mode & IFMT, mode);
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break;
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}
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return 0;
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}
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