1 /* $NetBSD: fsdbutil.c,v 1.2 1995/10/08 23:18:12 thorpej Exp $ */
4 * Copyright (c) 1995 John T. Kohl
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
27 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
30 * $FreeBSD: src/sbin/fsdb/fsdbutil.c,v 1.9.2.2 2002/03/20 13:39:02 joerg Exp $
31 * $DragonFly: src/sbin/fsdb/fsdbutil.c,v 1.2 2003/06/17 04:27:32 dillon Exp $
34 #include <sys/param.h>
42 #include <ufs/ufs/dinode.h>
43 #include <ufs/ffs/fs.h>
45 #include <sys/ioctl.h>
50 static int charsperline __P((void));
51 static int printindir __P((ufs_daddr_t blk, int level, char *bufp));
52 static void printblocks __P((ino_t inum, struct dinode *dp));
62 for (p = line, i = 0; p != NULL && i < 8; i++) {
63 while ((val = strsep(&p, " \t\n")) != NULL && *val == '\0')
75 argcount(cmdp, argc, argv)
76 struct cmdtable *cmdp;
80 if (cmdp->minargc == cmdp->maxargc)
81 warnx("command `%s' takes %u arguments", cmdp->cmd, cmdp->minargc-1);
83 warnx("command `%s' takes from %u to %u arguments",
84 cmdp->cmd, cmdp->minargc-1, cmdp->maxargc-1);
86 warnx("usage: %s: %s", cmdp->cmd, cmdp->helptxt);
91 printstat(cp, inum, dp)
102 switch (dp->di_mode & IFMT) {
107 puts("regular file");
110 printf("block special (%d,%d)",
111 major(dp->di_rdev), minor(dp->di_rdev));
114 printf("character special (%d,%d)",
115 major(dp->di_rdev), minor(dp->di_rdev));
118 fputs("symlink",stdout);
119 if (dp->di_size > 0 && dp->di_size < MAXSYMLINKLEN &&
121 printf(" to `%.*s'\n", (int) dp->di_size, (char *)dp->di_shortlink);
132 printf("I=%lu MODE=%o SIZE=%qu", (u_long)inum, dp->di_mode, dp->di_size);
135 printf("\n\tMTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20],
139 printf("\n\tCTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20],
143 printf("\n\tATIME=%15.15s %4.4s [%d nsec]\n", &p[4], &p[20],
146 if ((pw = getpwuid(dp->di_uid)))
147 printf("OWNER=%s ", pw->pw_name);
149 printf("OWNUID=%u ", dp->di_uid);
150 if ((grp = getgrgid(dp->di_gid)))
151 printf("GRP=%s ", grp->gr_name);
153 printf("GID=%u ", dp->di_gid);
155 printf("LINKCNT=%hd FLAGS=%#x BLKCNT=%x GEN=%x\n", dp->di_nlink, dp->di_flags,
156 dp->di_blocks, dp->di_gen);
161 * Determine the number of characters in a
173 if (ioctl(0, TIOCGWINSZ, &ws) != -1)
175 if (columns == 0 && (cp = getenv("COLUMNS")))
178 columns = 80; /* last resort */
184 * Recursively print a list of indirect blocks.
187 printindir(blk, level, bufp)
192 struct bufarea buf, *bp;
193 char tempbuf[32]; /* enough to print an ufs_daddr_t */
194 int i, j, cpl, charssofar;
198 /* for the final indirect level, don't use the cache */
200 bp->b_un.b_buf = bufp;
201 bp->b_prev = bp->b_next = bp;
204 getblk(bp, blk, sblock.fs_bsize);
206 bp = getdatablk(blk, sblock.fs_bsize);
208 cpl = charsperline();
209 for (i = charssofar = 0; i < NINDIR(&sblock); i++) {
210 blkno = bp->b_un.b_indir[i];
216 j = sprintf(tempbuf, "%d", blkno);
219 if (charssofar >= cpl - 2) {
224 fputs(tempbuf, stdout);
230 if (printindir(blkno, level - 1, bufp) == 0)
241 * Print the block pointers for one inode.
244 printblocks(inum, dp)
252 printf("Blocks for inode %d:\n", inum);
253 printf("Direct blocks:\n");
254 ndb = howmany(dp->di_size, sblock.fs_bsize);
255 for (i = 0; i < NDADDR; i++) {
256 if (dp->di_db[i] == 0) {
262 printf("%d", dp->di_db[i]);
263 if (--ndb == 0 && (offset = blkoff(&sblock, dp->di_size)) != 0) {
264 nfrags = numfrags(&sblock, fragroundup(&sblock, offset));
265 printf(" (%d frag%s)", nfrags, nfrags > 1? "s": "");
269 if (dp->di_ib[0] == 0)
272 bufp = malloc((unsigned int)sblock.fs_bsize);
274 errx(EEXIT, "cannot allocate indirect block buffer");
275 printf("Indirect blocks:\n");
276 for (i = 0; i < NIADDR; i++)
277 if (printindir(dp->di_ib[i], i, bufp) == 0)
287 warnx("no current inode\n");
297 warnx("no current inode\n");
300 if ((curinode->di_mode & IFMT) != IFDIR) {
301 warnx("inode %d not a directory", curinum);
308 printactive(doblocks)
313 switch (curinode->di_mode & IFMT) {
322 printblocks(curinum, curinode);
324 printstat("current inode", curinum, curinode);
327 printf("current inode %d: unallocated inode\n", curinum);
330 printf("current inode %d: screwy itype 0%o (mode 0%o)?\n",
331 curinum, curinode->di_mode & IFMT, curinode->di_mode);