1 /* $NetBSD: fsdb.c,v 1.2 1995/10/08 23:18:10 thorpej Exp $ */
4 * SPDX-License-Identifier: BSD-3-Clause
6 * Copyright (c) 1995 John T. Kohl
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote products
18 * derived from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
22 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
23 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
24 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
25 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
26 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
28 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
29 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
34 static const char rcsid[] =
38 #include <sys/param.h>
49 #include <ufs/ufs/dinode.h>
50 #include <ufs/ufs/dir.h>
51 #include <ufs/ffs/fs.h>
56 static void usage(void) __dead2;
58 static int compare_blk32(uint32_t *wantedblk, uint32_t curblk);
59 static int compare_blk64(uint64_t *wantedblk, uint64_t curblk);
60 static int founddatablk(uint64_t blk);
61 static int find_blks32(uint32_t *buf, int size, uint32_t *blknum);
62 static int find_blks64(uint64_t *buf, int size, uint64_t *blknum);
63 static int find_indirblks32(uint32_t blk, int ind_level, uint32_t *blknum);
64 static int find_indirblks64(uint64_t blk, int ind_level, uint64_t *blknum);
69 fprintf(stderr, "usage: fsdb [-d] [-f] [-r] fsname\n");
77 * We suck in lots of fsck code, and just pick & choose the stuff we want.
79 * fsreadfd is set up to read from the file system, fswritefd to write to
83 main(int argc, char *argv[])
88 while (-1 != (ch = getopt(argc, argv, "fdr"))) {
91 /* The -f option is left for historical
92 * reasons and has no meaning.
99 nflag++; /* "no" in fsck, readonly for us */
114 errx(1, "cannot set up file system `%s'", fsys);
115 printf("%s file system `%s'\nLast Mounted on %s\n",
116 nflag? "Examining": "Editing", fsys, sblock.fs_fsmnt);
119 sblock.fs_clean = 0; /* mark it dirty */
122 printf("*** FILE SYSTEM MARKED DIRTY\n");
123 printf("*** BE SURE TO RUN FSCK TO CLEAN UP ANY DAMAGE\n");
124 printf("*** IF IT WAS MOUNTED, RE-MOUNT WITH -u -o reload\n");
129 #define CMDFUNC(func) int func(int argc, char *argv[])
130 #define CMDFUNCSTART(func) int func(int argc, char *argv[])
133 CMDFUNC(focus); /* focus on inode */
134 CMDFUNC(active); /* print active inode */
135 CMDFUNC(blocks); /* print blocks for active inode */
136 CMDFUNC(focusname); /* focus by name */
137 CMDFUNC(zapi); /* clear inode */
138 CMDFUNC(uplink); /* incr link */
139 CMDFUNC(downlink); /* decr link */
140 CMDFUNC(linkcount); /* set link count */
141 CMDFUNC(quit); /* quit */
142 CMDFUNC(findblk); /* find block */
143 CMDFUNC(ls); /* list directory */
144 CMDFUNC(rm); /* remove name */
145 CMDFUNC(ln); /* add name */
146 CMDFUNC(newtype); /* change type */
147 CMDFUNC(chmode); /* change mode */
148 CMDFUNC(chlen); /* change length */
149 CMDFUNC(chaflags); /* change flags */
150 CMDFUNC(chgen); /* change generation */
151 CMDFUNC(chowner); /* change owner */
152 CMDFUNC(chgroup); /* Change group */
153 CMDFUNC(back); /* pop back to last ino */
154 CMDFUNC(chbtime); /* Change btime */
155 CMDFUNC(chmtime); /* Change mtime */
156 CMDFUNC(chctime); /* Change ctime */
157 CMDFUNC(chatime); /* Change atime */
158 CMDFUNC(chinum); /* Change inode # of dirent */
159 CMDFUNC(chname); /* Change dirname of dirent */
160 CMDFUNC(chsize); /* Change size */
162 struct cmdtable cmds[] = {
163 { "help", "Print out help", 1, 1, FL_RO, helpfn },
164 { "?", "Print out help", 1, 1, FL_RO, helpfn },
165 { "inode", "Set active inode to INUM", 2, 2, FL_RO, focus },
166 { "clri", "Clear inode INUM", 2, 2, FL_WR, zapi },
167 { "lookup", "Set active inode by looking up NAME", 2, 2, FL_RO | FL_ST, focusname },
168 { "cd", "Set active inode by looking up NAME", 2, 2, FL_RO | FL_ST, focusname },
169 { "back", "Go to previous active inode", 1, 1, FL_RO, back },
170 { "active", "Print active inode", 1, 1, FL_RO, active },
171 { "print", "Print active inode", 1, 1, FL_RO, active },
172 { "blocks", "Print block numbers of active inode", 1, 1, FL_RO, blocks },
173 { "uplink", "Increment link count", 1, 1, FL_WR, uplink },
174 { "downlink", "Decrement link count", 1, 1, FL_WR, downlink },
175 { "linkcount", "Set link count to COUNT", 2, 2, FL_WR, linkcount },
176 { "findblk", "Find inode owning disk block(s)", 2, 33, FL_RO, findblk},
177 { "ls", "List current inode as directory", 1, 1, FL_RO, ls },
178 { "rm", "Remove NAME from current inode directory", 2, 2, FL_WR | FL_ST, rm },
179 { "del", "Remove NAME from current inode directory", 2, 2, FL_WR | FL_ST, rm },
180 { "ln", "Hardlink INO into current inode directory as NAME", 3, 3, FL_WR | FL_ST, ln },
181 { "chinum", "Change dir entry number INDEX to INUM", 3, 3, FL_WR, chinum },
182 { "chname", "Change dir entry number INDEX to NAME", 3, 3, FL_WR | FL_ST, chname },
183 { "chtype", "Change type of current inode to TYPE", 2, 2, FL_WR, newtype },
184 { "chmod", "Change mode of current inode to MODE", 2, 2, FL_WR, chmode },
185 { "chlen", "Change length of current inode to LENGTH", 2, 2, FL_WR, chlen },
186 { "chown", "Change owner of current inode to OWNER", 2, 2, FL_WR, chowner },
187 { "chgrp", "Change group of current inode to GROUP", 2, 2, FL_WR, chgroup },
188 { "chflags", "Change flags of current inode to FLAGS", 2, 2, FL_WR, chaflags },
189 { "chgen", "Change generation number of current inode to GEN", 2, 2, FL_WR, chgen },
190 { "chsize", "Change size of current inode to SIZE", 2, 2, FL_WR, chsize },
191 { "btime", "Change btime of current inode to BTIME", 2, 2, FL_WR, chbtime },
192 { "mtime", "Change mtime of current inode to MTIME", 2, 2, FL_WR, chmtime },
193 { "ctime", "Change ctime of current inode to CTIME", 2, 2, FL_WR, chctime },
194 { "atime", "Change atime of current inode to ATIME", 2, 2, FL_WR, chatime },
195 { "quit", "Exit", 1, 1, FL_RO, quit },
196 { "q", "Exit", 1, 1, FL_RO, quit },
197 { "exit", "Exit", 1, 1, FL_RO, quit },
198 { NULL, 0, 0, 0, 0, NULL },
202 helpfn(int argc, char *argv[])
204 struct cmdtable *cmdtp;
206 printf("Commands are:\n%-10s %5s %5s %s\n",
207 "command", "min args", "max args", "what");
209 for (cmdtp = cmds; cmdtp->cmd; cmdtp++)
210 printf("%-10s %5u %5u %s\n",
211 cmdtp->cmd, cmdtp->minargc-1, cmdtp->maxargc-1, cmdtp->helptxt);
218 static char pstring[64];
219 snprintf(pstring, sizeof(pstring), "fsdb (inum: %ju)> ",
230 int cmd_argc, rval = 0, known;
231 #define scratch known
233 struct cmdtable *cmdp;
238 curinode = ginode(UFS_ROOTINO);
239 curinum = UFS_ROOTINO;
242 hist = history_init();
243 history(hist, &he, H_SETSIZE, 100); /* 100 elt history buffer */
245 elptr = el_init("fsdb", stdin, stdout, stderr);
246 el_set(elptr, EL_EDITOR, "emacs");
247 el_set(elptr, EL_PROMPT, prompt);
248 el_set(elptr, EL_HIST, history, hist);
249 el_source(elptr, NULL);
251 while ((elline = el_gets(elptr, &scratch)) != NULL && scratch != 0) {
253 printf("command `%s'\n", elline);
255 history(hist, &he, H_ENTER, elline);
257 line = strdup(elline);
258 cmd_argv = crack(line, &cmd_argc);
260 * el_parse returns -1 to signal that it's not been handled
263 if (el_parse(elptr, cmd_argc, (const char **)cmd_argv) != -1)
267 for (cmdp = cmds; cmdp->cmd; cmdp++) {
268 if (!strcmp(cmdp->cmd, cmd_argv[0])) {
269 if ((cmdp->flags & FL_WR) == FL_WR && nflag)
270 warnx("`%s' requires write access", cmd_argv[0]),
272 else if (cmd_argc >= cmdp->minargc &&
273 cmd_argc <= cmdp->maxargc)
274 rval = (*cmdp->handler)(cmd_argc, cmd_argv);
275 else if (cmd_argc >= cmdp->minargc &&
276 (cmdp->flags & FL_ST) == FL_ST) {
277 strcpy(line, elline);
278 cmd_argv = recrack(line, &cmd_argc, cmdp->maxargc);
279 rval = (*cmdp->handler)(cmd_argc, cmd_argv);
281 rval = argcount(cmdp, cmd_argc, cmd_argv);
287 warnx("unknown command `%s'", cmd_argv[0]), rval = 1;
292 /* user typed "quit" */
295 warnx("rval was %d", rval);
302 union dinode *curinode;
303 ino_t curinum, ocurrent;
305 #define GETINUM(ac,inum) inum = strtoul(argv[ac], &cp, 0); \
306 if (inum < UFS_ROOTINO || inum > maxino || cp == argv[ac] || *cp != '\0' ) { \
307 printf("inode %ju out of range; range is [%ju,%ju]\n", \
308 (uintmax_t)inum, (uintmax_t)UFS_ROOTINO, (uintmax_t)maxino);\
313 * Focus on given inode number
321 curinode = ginode(inum);
331 curinode = ginode(curinum);
346 if (curinode) /* re-set after potential change */
347 curinode = ginode(curinum);
372 DIP_SET(curinode, di_nlink, DIP(curinode, di_nlink) + 1);
373 printf("inode %ju link count now %d\n",
374 (uintmax_t)curinum, DIP(curinode, di_nlink));
379 CMDFUNCSTART(downlink)
383 DIP_SET(curinode, di_nlink, DIP(curinode, di_nlink) - 1);
384 printf("inode %ju link count now %d\n",
385 (uintmax_t)curinum, DIP(curinode, di_nlink));
390 const char *typename[] = {
412 scannames(struct inodesc *idesc)
414 struct direct *dirp = idesc->id_dirp;
416 printf("slot %d off %d ino %d reclen %d: %s, `%.*s'\n",
417 slot++, diroff, dirp->d_ino, dirp->d_reclen,
418 typename[dirp->d_type], dirp->d_namlen, dirp->d_name);
419 diroff += dirp->d_reclen;
425 struct inodesc idesc;
426 checkactivedir(); /* let it go on anyway */
430 idesc.id_number = curinum;
431 idesc.id_func = scannames;
432 idesc.id_type = DATA;
433 idesc.id_fix = IGNORE;
434 ckinode(curinode, &idesc);
435 curinode = ginode(curinum);
440 static int findblk_numtofind;
441 static int wantedblksize;
443 CMDFUNCSTART(findblk)
445 ino_t inum, inosused;
446 uint32_t *wantedblk32;
447 uint64_t *wantedblk64;
448 struct bufarea *cgbp;
452 wantedblksize = (argc - 1);
453 is_ufs2 = sblock.fs_magic == FS_UFS2_MAGIC;
457 wantedblk64 = calloc(wantedblksize, sizeof(uint64_t));
458 if (wantedblk64 == NULL)
460 for (i = 1; i < argc; i++)
461 wantedblk64[i - 1] = dbtofsb(&sblock, strtoull(argv[i], NULL, 0));
463 wantedblk32 = calloc(wantedblksize, sizeof(uint32_t));
464 if (wantedblk32 == NULL)
466 for (i = 1; i < argc; i++)
467 wantedblk32[i - 1] = dbtofsb(&sblock, strtoull(argv[i], NULL, 0));
469 findblk_numtofind = wantedblksize;
471 * sblock.fs_ncg holds a number of cylinder groups.
472 * Iterate over all cylinder groups.
474 for (c = 0; c < sblock.fs_ncg; c++) {
476 * sblock.fs_ipg holds a number of inodes per cylinder group.
477 * Calculate a highest inode number for a given cylinder group.
479 inum = c * sblock.fs_ipg;
480 /* Read cylinder group. */
482 cgp = cgbp->b_un.b_cg;
484 * Get a highest used inode number for a given cylinder group.
485 * For UFS1 all inodes initialized at the newfs stage.
488 inosused = cgp->cg_initediblk;
490 inosused = sblock.fs_ipg;
492 for (; inosused > 0; inum++, inosused--) {
493 /* Skip magic inodes: 0, UFS_WINO, UFS_ROOTINO. */
494 if (inum < UFS_ROOTINO)
497 * Check if the block we are looking for is just an inode block.
499 * ino_to_fsba() - get block containing inode from its number.
500 * INOPB() - get a number of inodes in one disk block.
503 compare_blk64(wantedblk64, ino_to_fsba(&sblock, inum)) :
504 compare_blk32(wantedblk32, ino_to_fsba(&sblock, inum))) {
505 printf("block %llu: inode block (%ju-%ju)\n",
506 (unsigned long long)fsbtodb(&sblock,
507 ino_to_fsba(&sblock, inum)),
508 (uintmax_t)(inum / INOPB(&sblock)) * INOPB(&sblock),
509 (uintmax_t)(inum / INOPB(&sblock) + 1) * INOPB(&sblock));
511 if (findblk_numtofind == 0)
514 /* Get on-disk inode aka dinode. */
516 curinode = ginode(inum);
517 /* Find IFLNK dinode with allocated data blocks. */
518 switch (DIP(curinode, di_mode) & IFMT) {
521 if (DIP(curinode, di_blocks) == 0)
526 uint64_t size = DIP(curinode, di_size);
527 if (size > 0 && size < sblock.fs_maxsymlinklen &&
528 DIP(curinode, di_blocks) == 0)
536 /* Look through direct data blocks. */
538 find_blks64(curinode->dp2.di_db, UFS_NDADDR, wantedblk64) :
539 find_blks32(curinode->dp1.di_db, UFS_NDADDR, wantedblk32))
541 for (i = 0; i < UFS_NIADDR; i++) {
543 * Does the block we are looking for belongs to the
547 compare_blk64(wantedblk64, curinode->dp2.di_ib[i]) :
548 compare_blk32(wantedblk32, curinode->dp1.di_ib[i]))
549 if (founddatablk(is_ufs2 ? curinode->dp2.di_ib[i] :
550 curinode->dp1.di_ib[i]))
553 * Search through indirect, double and triple indirect
556 if (is_ufs2 ? (curinode->dp2.di_ib[i] != 0) :
557 (curinode->dp1.di_ib[i] != 0))
559 find_indirblks64(curinode->dp2.di_ib[i], i,
561 find_indirblks32(curinode->dp1.di_ib[i], i,
569 curinode = ginode(curinum);
578 compare_blk32(uint32_t *wantedblk, uint32_t curblk)
582 for (i = 0; i < wantedblksize; i++) {
583 if (wantedblk[i] != 0 && wantedblk[i] == curblk) {
592 compare_blk64(uint64_t *wantedblk, uint64_t curblk)
596 for (i = 0; i < wantedblksize; i++) {
597 if (wantedblk[i] != 0 && wantedblk[i] == curblk) {
606 founddatablk(uint64_t blk)
609 printf("%llu: data block of inode %ju\n",
610 (unsigned long long)fsbtodb(&sblock, blk), (uintmax_t)curinum);
612 if (findblk_numtofind == 0)
618 find_blks32(uint32_t *buf, int size, uint32_t *wantedblk)
621 for (blk = 0; blk < size; blk++) {
624 if (compare_blk32(wantedblk, buf[blk])) {
625 if (founddatablk(buf[blk]))
633 find_indirblks32(uint32_t blk, int ind_level, uint32_t *wantedblk)
635 #define MAXNINDIR (MAXBSIZE / sizeof(uint32_t))
636 uint32_t idblk[MAXNINDIR];
639 blread(fsreadfd, (char *)idblk, fsbtodb(&sblock, blk), (int)sblock.fs_bsize);
640 if (ind_level <= 0) {
641 if (find_blks32(idblk, sblock.fs_bsize / sizeof(uint32_t), wantedblk))
645 for (i = 0; i < sblock.fs_bsize / sizeof(uint32_t); i++) {
646 if (compare_blk32(wantedblk, idblk[i])) {
647 if (founddatablk(idblk[i]))
651 if (find_indirblks32(idblk[i], ind_level, wantedblk))
660 find_blks64(uint64_t *buf, int size, uint64_t *wantedblk)
663 for (blk = 0; blk < size; blk++) {
666 if (compare_blk64(wantedblk, buf[blk])) {
667 if (founddatablk(buf[blk]))
675 find_indirblks64(uint64_t blk, int ind_level, uint64_t *wantedblk)
677 #define MAXNINDIR (MAXBSIZE / sizeof(uint64_t))
678 uint64_t idblk[MAXNINDIR];
681 blread(fsreadfd, (char *)idblk, fsbtodb(&sblock, blk), (int)sblock.fs_bsize);
682 if (ind_level <= 0) {
683 if (find_blks64(idblk, sblock.fs_bsize / sizeof(uint64_t), wantedblk))
687 for (i = 0; i < sblock.fs_bsize / sizeof(uint64_t); i++) {
688 if (compare_blk64(wantedblk, idblk[i])) {
689 if (founddatablk(idblk[i]))
693 if (find_indirblks64(idblk[i], ind_level, wantedblk))
701 int findino(struct inodesc *idesc); /* from fsck */
702 static int dolookup(char *name);
707 struct inodesc idesc;
709 if (!checkactivedir())
711 idesc.id_number = curinum;
712 idesc.id_func = findino;
713 idesc.id_name = name;
714 idesc.id_type = DATA;
715 idesc.id_fix = IGNORE;
716 if (ckinode(curinode, &idesc) & FOUND) {
717 curinum = idesc.id_parent;
718 curinode = ginode(curinum);
722 warnx("name `%s' not found in current inode directory", name);
727 CMDFUNCSTART(focusname)
736 if (argv[1][0] == '/') {
737 curinum = UFS_ROOTINO;
738 curinode = ginode(UFS_ROOTINO);
740 if (!checkactivedir())
743 for (p = argv[1]; p != NULL;) {
744 while ((val = strsep(&p, "/")) != NULL && *val == '\0');
746 printf("component `%s': ", val);
748 if (!dolookup(val)) {
749 curinode = ginode(curinum);
765 if (!checkactivedir())
767 rval = makeentry(curinum, inum, argv[2]);
769 printf("Ino %ju entered as `%s'\n", (uintmax_t)inum, argv[2]);
771 printf("could not enter name? weird.\n");
772 curinode = ginode(curinum);
780 if (!checkactivedir())
782 rval = changeino(curinum, argv[1], 0);
783 if (rval & ALTERED) {
784 printf("Name `%s' removed\n", argv[1]);
787 printf("could not remove name ('%s')? weird.\n", argv[1]);
792 long slotcount, desired;
795 chinumfunc(struct inodesc *idesc)
797 struct direct *dirp = idesc->id_dirp;
799 if (slotcount++ == desired) {
800 dirp->d_ino = idesc->id_parent;
801 return STOP|ALTERED|FOUND;
810 struct inodesc idesc;
813 if (!checkactivedir())
817 desired = strtol(argv[1], &cp, 0);
818 if (cp == argv[1] || *cp != '\0' || desired < 0) {
819 printf("invalid slot number `%s'\n", argv[1]);
823 idesc.id_number = curinum;
824 idesc.id_func = chinumfunc;
825 idesc.id_fix = IGNORE;
826 idesc.id_type = DATA;
827 idesc.id_parent = inum; /* XXX convenient hiding place */
829 if (ckinode(curinode, &idesc) & FOUND)
832 warnx("no %sth slot in current directory", argv[1]);
838 chnamefunc(struct inodesc *idesc)
840 struct direct *dirp = idesc->id_dirp;
841 struct direct testdir;
843 if (slotcount++ == desired) {
845 testdir.d_namlen = strlen(idesc->id_name);
846 if (DIRSIZ(NEWDIRFMT, &testdir) <= dirp->d_reclen) {
847 dirp->d_namlen = testdir.d_namlen;
848 strcpy(dirp->d_name, idesc->id_name);
849 return STOP|ALTERED|FOUND;
851 return STOP|FOUND; /* won't fit, so give up */
860 struct inodesc idesc;
863 if (!checkactivedir())
866 desired = strtoul(argv[1], &cp, 0);
867 if (cp == argv[1] || *cp != '\0') {
868 printf("invalid slot number `%s'\n", argv[1]);
872 idesc.id_number = curinum;
873 idesc.id_func = chnamefunc;
874 idesc.id_fix = IGNORE;
875 idesc.id_type = DATA;
876 idesc.id_name = argv[2];
878 rval = ckinode(curinode, &idesc);
879 if ((rval & (FOUND|ALTERED)) == (FOUND|ALTERED))
881 else if (rval & FOUND) {
882 warnx("new name `%s' does not fit in slot %s\n", argv[2], argv[1]);
885 warnx("no %sth slot in current directory", argv[1]);
891 const char *typename;
900 CMDFUNCSTART(newtype)
907 type = DIP(curinode, di_mode) & IFMT;
908 for (tp = typenamemap;
909 tp < &typenamemap[nitems(typenamemap)];
911 if (!strcmp(argv[1], tp->typename)) {
912 printf("setting type to %s\n", tp->typename);
917 if (tp == &typenamemap[nitems(typenamemap)]) {
918 warnx("type `%s' not known", argv[1]);
919 warnx("try one of `file', `dir', `socket', `fifo'");
922 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) & ~IFMT);
923 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) | type);
938 len = strtol(argv[1], &cp, 0);
939 if (cp == argv[1] || *cp != '\0' || len < 0) {
940 warnx("bad length `%s'", argv[1]);
944 DIP_SET(curinode, di_size, len);
959 modebits = strtol(argv[1], &cp, 8);
960 if (cp == argv[1] || *cp != '\0' || (modebits & ~07777)) {
961 warnx("bad modebits `%s'", argv[1]);
965 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) & ~07777);
966 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) | modebits);
972 CMDFUNCSTART(chaflags)
981 flags = strtoul(argv[1], &cp, 0);
982 if (cp == argv[1] || *cp != '\0' ) {
983 warnx("bad flags `%s'", argv[1]);
987 if (flags > UINT_MAX) {
988 warnx("flags set beyond 32-bit range of field (%lx)\n", flags);
991 DIP_SET(curinode, di_flags, flags);
1006 gen = strtol(argv[1], &cp, 0);
1007 if (cp == argv[1] || *cp != '\0' ) {
1008 warnx("bad gen `%s'", argv[1]);
1012 if (gen > INT_MAX || gen < INT_MIN) {
1013 warnx("gen set beyond 32-bit range of field (%lx)\n", gen);
1016 DIP_SET(curinode, di_gen, gen);
1022 CMDFUNCSTART(chsize)
1031 size = strtoll(argv[1], &cp, 0);
1032 if (cp == argv[1] || *cp != '\0') {
1033 warnx("bad size `%s'", argv[1]);
1038 warnx("size set to negative (%jd)\n", (intmax_t)size);
1041 DIP_SET(curinode, di_size, size);
1047 CMDFUNCSTART(linkcount)
1056 lcnt = strtol(argv[1], &cp, 0);
1057 if (cp == argv[1] || *cp != '\0' ) {
1058 warnx("bad link count `%s'", argv[1]);
1061 if (lcnt > USHRT_MAX || lcnt < 0) {
1062 warnx("max link count is %d\n", USHRT_MAX);
1066 DIP_SET(curinode, di_nlink, lcnt);
1072 CMDFUNCSTART(chowner)
1082 uid = strtoul(argv[1], &cp, 0);
1083 if (cp == argv[1] || *cp != '\0' ) {
1084 /* try looking up name */
1085 if ((pwd = getpwnam(argv[1]))) {
1088 warnx("bad uid `%s'", argv[1]);
1093 DIP_SET(curinode, di_uid, uid);
1099 CMDFUNCSTART(chgroup)
1109 gid = strtoul(argv[1], &cp, 0);
1110 if (cp == argv[1] || *cp != '\0' ) {
1111 if ((grp = getgrnam(argv[1]))) {
1114 warnx("bad gid `%s'", argv[1]);
1119 DIP_SET(curinode, di_gid, gid);
1126 dotime(char *name, time_t *secp, int32_t *nsecp)
1131 p = strchr(name, '.');
1134 nsec = strtoul(++p, &val, 0);
1135 if (val == p || *val != '\0' || nsec >= 1000000000 || nsec < 0) {
1136 warnx("invalid nanoseconds");
1141 if (strlen(name) != 14) {
1143 warnx("date format: YYYYMMDDHHMMSS[.nsec]");
1148 for (p = name; *p; p++)
1149 if (*p < '0' || *p > '9')
1153 #define VAL() ((*p++) - '0')
1155 t.tm_year = VAL() + t.tm_year * 10;
1156 t.tm_year = VAL() + t.tm_year * 10;
1157 t.tm_year = VAL() + t.tm_year * 10 - 1900;
1159 t.tm_mon = VAL() + t.tm_mon * 10 - 1;
1161 t.tm_mday = VAL() + t.tm_mday * 10;
1163 t.tm_hour = VAL() + t.tm_hour * 10;
1165 t.tm_min = VAL() + t.tm_min * 10;
1167 t.tm_sec = VAL() + t.tm_sec * 10;
1172 warnx("date/time out of range");
1178 CMDFUNCSTART(chbtime)
1183 if (dotime(argv[1], &secs, &nsecs))
1185 if (sblock.fs_magic == FS_UFS1_MAGIC)
1187 curinode->dp2.di_birthtime = _time_to_time64(secs);
1188 curinode->dp2.di_birthnsec = nsecs;
1194 CMDFUNCSTART(chmtime)
1199 if (dotime(argv[1], &secs, &nsecs))
1201 if (sblock.fs_magic == FS_UFS1_MAGIC)
1202 curinode->dp1.di_mtime = _time_to_time32(secs);
1204 curinode->dp2.di_mtime = _time_to_time64(secs);
1205 DIP_SET(curinode, di_mtimensec, nsecs);
1211 CMDFUNCSTART(chatime)
1216 if (dotime(argv[1], &secs, &nsecs))
1218 if (sblock.fs_magic == FS_UFS1_MAGIC)
1219 curinode->dp1.di_atime = _time_to_time32(secs);
1221 curinode->dp2.di_atime = _time_to_time64(secs);
1222 DIP_SET(curinode, di_atimensec, nsecs);
1228 CMDFUNCSTART(chctime)
1233 if (dotime(argv[1], &secs, &nsecs))
1235 if (sblock.fs_magic == FS_UFS1_MAGIC)
1236 curinode->dp1.di_ctime = _time_to_time32(secs);
1238 curinode->dp2.di_ctime = _time_to_time64(secs);
1239 DIP_SET(curinode, di_ctimensec, nsecs);