]> git.ipfire.org Git - thirdparty/e2fsprogs.git/blame - debugfs/debugfs.c
projects / thirdparty / e2fsprogs.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Merge branch 'maint' into next
[thirdparty/e2fsprogs.git] / debugfs / debugfs.c
CommitLineData
3839e657
TT		 1/*
2 * debugfs.c --- a program which allows you to attach an ext2fs
3 * filesystem and play with it.
4 *
5 * Copyright (C) 1993 Theodore Ts'o. This file may be redistributed
6 * under the terms of the GNU Public License.
efc6f628 7 *
3839e657
TT		 8 * Modifications by Robert Sanders <gt8134b@prism.gatech.edu>
9 */
10
d1154eb4 11#include "config.h"
3839e657
TT		 12#include <stdio.h>
13#include <unistd.h>
14#include <stdlib.h>
15#include <ctype.h>
16#include <string.h>
17#include <time.h>
491cc33a 18#include <libgen.h>
50e1e10f 19#ifdef HAVE_GETOPT_H
3839e657 20#include <getopt.h>
efc6f628 21#else
50e1e10f
TT		 22extern int optind;
23extern char *optarg;
24#endif
50e1e10f
TT		 25#ifdef HAVE_ERRNO_H
26#include <errno.h>
27#endif
28#include <fcntl.h>
3839e657 29
3839e657 30#include "debugfs.h"
fc6d9d51 31#include "uuid/uuid.h"
f68aa414 32#include "e2p/e2p.h"
3839e657 33
ea822eeb
TT		 34#include <ext2fs/ext2_ext_attr.h>
35
818180cd 36#include "../version.h"
03efde8a 37#include "jfs_user.h"
99ceb8ec 38#include "support/plausible.h"
818180cd 39
355ffb2f
RY		 40#ifndef BUFSIZ
41#define BUFSIZ 8192
42#endif
43
1fc23b5e
TT		 44#ifdef CONFIG_JBD_DEBUG /* Enabled by configure --enable-jbd-debug */
45int journal_enable_debug = -1;
46#endif
47
49ce6cb5 48ss_request_table *extra_cmds;
2d328bb7 49const char *debug_prog_name;
bee7b67c 50int sci_idx;
3839e657 51
ba08cb99 52ext2_filsys current_fs;
75fc42f1 53quota_ctx_t current_qctx;
b044c2e0 54ext2_ino_t root, cwd;
3839e657 55
491cc33a
DW		 56static int debugfs_setup_tdb(const char *device_name, char *undo_file,
57 io_manager *io_ptr)
58{
59 errcode_t retval = ENOMEM;
60 char *tdb_dir = NULL, *tdb_file = NULL;
61 char *dev_name, *tmp_name;
491cc33a
DW		 62
63 /* (re)open a specific undo file */
64 if (undo_file && undo_file[0] != 0) {
b0851392
DW		 65 retval = set_undo_io_backing_manager(*io_ptr);
66 if (retval)
67 goto err;
491cc33a
DW		 68 *io_ptr = undo_io_manager;
69 retval = set_undo_io_backup_file(undo_file);
70 if (retval)
71 goto err;
72 printf("Overwriting existing filesystem; this can be undone "
73 "using the command:\n"
74 " e2undo %s %s\n\n",
75 undo_file, device_name);
b0851392 76 return retval;
491cc33a
DW		 77 }
78
79 /*
80 * Configuration via a conf file would be
81 * nice
82 */
1fc23b5e 83 tdb_dir = ss_safe_getenv("E2FSPROGS_UNDO_DIR");
b0851392
DW		 84 if (!tdb_dir)
85 tdb_dir = "/var/lib/e2fsprogs";
491cc33a 86
b0851392
DW		 87 if (!strcmp(tdb_dir, "none") || (tdb_dir[0] == 0) ||
88 access(tdb_dir, W_OK))
491cc33a 89 return 0;
491cc33a
DW		 90
91 tmp_name = strdup(device_name);
92 if (!tmp_name)
93 goto errout;
94 dev_name = basename(tmp_name);
b0851392 95 tdb_file = malloc(strlen(tdb_dir) + 9 + strlen(dev_name) + 7 + 1);
491cc33a
DW		 96 if (!tdb_file) {
97 free(tmp_name);
98 goto errout;
99 }
100 sprintf(tdb_file, "%s/debugfs-%s.e2undo", tdb_dir, dev_name);
101 free(tmp_name);
102
103 if ((unlink(tdb_file) < 0) && (errno != ENOENT)) {
104 retval = errno;
b0851392
DW		 105 com_err("debugfs", retval,
106 "while trying to delete %s", tdb_file);
491cc33a
DW		 107 goto errout;
108 }
109
b0851392
DW		 110 retval = set_undo_io_backing_manager(*io_ptr);
111 if (retval)
112 goto errout;
491cc33a
DW		 113 *io_ptr = undo_io_manager;
114 retval = set_undo_io_backup_file(tdb_file);
115 if (retval)
116 goto errout;
117 printf("Overwriting existing filesystem; this can be undone "
118 "using the command:\n"
119 " e2undo %s %s\n\n", tdb_file, device_name);
120
491cc33a
DW		 121 free(tdb_file);
122 return 0;
491cc33a 123errout:
491cc33a
DW		 124 free(tdb_file);
125err:
126 com_err("debugfs", retval, "while trying to setup undo file\n");
127 return retval;
128}
129
048786d7
VAH		 130static void open_filesystem(char *device, int open_flags, blk64_t superblock,
131 blk64_t blocksize, int catastrophic,
491cc33a 132 char *data_filename, char *undo_file)
3839e657
TT		 133{
134 int retval;
1ad54a94 135 io_channel data_io = 0;
491cc33a 136 io_manager io_ptr = unix_io_manager;
2e8d40d5
TT		 137
138 if (superblock != 0 && blocksize == 0) {
139 com_err(device, 0, "if you specify the superblock, you must also specify the block size");
140 current_fs = NULL;
141 return;
142 }
143
1ad54a94
TT		 144 if (data_filename) {
145 if ((open_flags & EXT2_FLAG_IMAGE_FILE) == 0) {
efc6f628 146 com_err(device, 0,
1ad54a94
TT		 147 "The -d option is only valid when reading an e2image file");
148 current_fs = NULL;
149 return;
150 }
151 retval = unix_io_manager->open(data_filename, 0, &data_io);
152 if (retval) {
153 com_err(data_filename, 0, "while opening data source");
154 current_fs = NULL;
155 return;
156 }
157 }
158
2e8d40d5
TT		 159 if (catastrophic && (open_flags & EXT2_FLAG_RW)) {
160 com_err(device, 0,
161 "opening read-only because of catastrophic mode");
162 open_flags &= ~EXT2_FLAG_RW;
163 }
0f5eba75
AD		 164 if (catastrophic)
165 open_flags |= EXT2_FLAG_SKIP_MMP;
efc6f628 166
491cc33a
DW		 167 if (undo_file) {
168 retval = debugfs_setup_tdb(device, undo_file, &io_ptr);
169 if (retval)
170 exit(1);
171 }
172
2e8d40d5 173 retval = ext2fs_open(device, open_flags, superblock, blocksize,
491cc33a 174 io_ptr, &current_fs);
3839e657
TT		 175 if (retval) {
176 com_err(device, retval, "while opening filesystem");
c8b20b40
DW		 177 if (retval == EXT2_ET_BAD_MAGIC)
178 check_plausibility(device, CHECK_FS_EXIST, NULL);
fc6d9d51 179 current_fs = NULL;
3839e657
TT		 180 return;
181 }
24dea554 182 current_fs->default_bitmap_type = EXT2FS_BMAP64_RBTREE;
2e8d40d5
TT		 183
184 if (catastrophic)
185 com_err(device, 0, "catastrophic mode - not reading inode or group bitmaps");
186 else {
187 retval = ext2fs_read_inode_bitmap(current_fs);
188 if (retval) {
189 com_err(device, retval, "while reading inode bitmap");
190 goto errout;
191 }
192 retval = ext2fs_read_block_bitmap(current_fs);
193 if (retval) {
194 com_err(device, retval, "while reading block bitmap");
195 goto errout;
196 }
3839e657 197 }
1ad54a94
TT		 198
199 if (data_io) {
200 retval = ext2fs_set_data_io(current_fs, data_io);
201 if (retval) {
efc6f628 202 com_err(device, retval,
1ad54a94
TT		 203 "while setting data source");
204 goto errout;
205 }
206 }
207
3839e657
TT		 208 root = cwd = EXT2_ROOT_INO;
209 return;
210
211errout:
47fee2ef 212 retval = ext2fs_close_free(&current_fs);
3839e657
TT		 213 if (retval)
214 com_err(device, retval, "while trying to close filesystem");
3839e657
TT		 215}
216
217void do_open_filesys(int argc, char **argv)
218{
e1018eea 219 int c, err;
2e8d40d5 220 int catastrophic = 0;
048786d7
VAH		 221 blk64_t superblock = 0;
222 blk64_t blocksize = 0;
03b9dca6 223 int open_flags = EXT2_FLAG_SOFTSUPP_FEATURES | EXT2_FLAG_64BITS;
b0d17e0d 224 char *data_filename = 0;
491cc33a 225 char *undo_file = NULL;
efc6f628 226
88494bb6 227 reset_getopt();
491cc33a 228 while ((c = getopt(argc, argv, "iwfecb:s:d:Dz:")) != EOF) {
3839e657 229 switch (c) {
59cf7e0d
TT		 230 case 'i':
231 open_flags |= EXT2_FLAG_IMAGE_FILE;
232 break;
3839e657 233 case 'w':
e88c5a33
TT		 234#ifdef READ_ONLY
235 goto print_usage;
236#else
d3aea7dc 237 open_flags |= EXT2_FLAG_RW;
e88c5a33 238#endif /* READ_ONLY */
d3aea7dc
TT		 239 break;
240 case 'f':
241 open_flags |= EXT2_FLAG_FORCE;
3839e657 242 break;
98eb44bd
TT		 243 case 'e':
244 open_flags |= EXT2_FLAG_EXCLUSIVE;
245 break;
2e8d40d5
TT		 246 case 'c':
247 catastrophic = 1;
248 break;
1ad54a94
TT		 249 case 'd':
250 data_filename = optarg;
251 break;
0fd68e02
TT		 252 case 'D':
253 open_flags |= EXT2_FLAG_DIRECT_IO;
254 break;
2e8d40d5 255 case 'b':
e1018eea
TT		 256 blocksize = parse_ulong(optarg, argv[0],
257 "block size", &err);
258 if (err)
2e8d40d5 259 return;
2e8d40d5
TT		 260 break;
261 case 's':
a25fffae
EW		 262 err = strtoblk(argv[0], optarg,
263 "superblock block number", &superblock);
e1018eea 264 if (err)
2e8d40d5 265 return;
2e8d40d5 266 break;
491cc33a
DW		 267 case 'z':
268 undo_file = optarg;
269 break;
3839e657 270 default:
9b9a780f 271 goto print_usage;
3839e657
TT		 272 }
273 }
274 if (optind != argc-1) {
9b9a780f 275 goto print_usage;
3839e657
TT		 276 }
277 if (check_fs_not_open(argv[0]))
278 return;
2e8d40d5 279 open_filesystem(argv[optind], open_flags,
efc6f628 280 superblock, blocksize, catastrophic,
491cc33a 281 data_filename, undo_file);
9b9a780f
TT		 282 return;
283
284print_usage:
5093775a
ZL		 285 fprintf(stderr, "%s: Usage: open [-s superblock] [-b blocksize] "
286 "[-d image_filename] [-c] [-i] [-f] [-e] [-D] "
e88c5a33
TT		 287#ifndef READ_ONLY
288 "[-w] "
289#endif
290 "<device>\n", argv[0]);
2e8d40d5
TT		 291}
292
293void do_lcd(int argc, char **argv)
294{
57a1cbb6
TT		 295 if (argc != 2) {
296 com_err(argv[0], 0, "Usage: %s %s", argv[0], "<native dir>");
2e8d40d5 297 return;
57a1cbb6 298 }
2e8d40d5
TT		 299
300 if (chdir(argv[1]) == -1) {
301 com_err(argv[0], errno,
302 "while trying to change native directory to %s",
303 argv[1]);
304 return;
305 }
3839e657
TT		 306}
307
50e1e10f 308static void close_filesystem(NOARGS)
3839e657
TT		 309{
310 int retval;
efc6f628 311
fc6d9d51
TT		 312 if (current_fs->flags & EXT2_FLAG_IB_DIRTY) {
313 retval = ext2fs_write_inode_bitmap(current_fs);
3839e657 314 if (retval)
9b9a780f 315 com_err("ext2fs_write_inode_bitmap", retval, 0);
3839e657 316 }
fc6d9d51
TT		 317 if (current_fs->flags & EXT2_FLAG_BB_DIRTY) {
318 retval = ext2fs_write_block_bitmap(current_fs);
3839e657 319 if (retval)
9b9a780f 320 com_err("ext2fs_write_block_bitmap", retval, 0);
3839e657 321 }
75fc42f1
TT		 322 if (current_qctx)
323 quota_release_context(&current_qctx);
47fee2ef 324 retval = ext2fs_close_free(&current_fs);
3839e657 325 if (retval)
9b9a780f 326 com_err("ext2fs_close", retval, 0);
3839e657
TT		 327 return;
328}
329
330void do_close_filesys(int argc, char **argv)
331{
6dce5328
TT		 332 int c;
333
334 if (check_fs_open(argv[0]))
3839e657 335 return;
6dce5328
TT		 336
337 reset_getopt();
338 while ((c = getopt (argc, argv, "a")) != EOF) {
339 switch (c) {
340 case 'a':
341 current_fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY;
342 break;
343 default:
344 goto print_usage;
345 }
346 }
347
348 if (argc > optind) {
349 print_usage:
350 com_err(0, 0, "Usage: close_filesys [-a]");
351 return;
352 }
353
3839e657
TT		 354 close_filesystem();
355}
356
e88c5a33 357#ifndef READ_ONLY
3839e657
TT		 358void do_init_filesys(int argc, char **argv)
359{
3839e657
TT		 360 struct ext2_super_block param;
361 errcode_t retval;
e1018eea 362 int err;
fe56188b 363 blk64_t blocks;
efc6f628 364
e1018eea 365 if (common_args_process(argc, argv, 3, 3, "initialize",
57d4fb66 366 "<device> <blocks>", CHECK_FS_NOTOPEN))
3839e657
TT		 367 return;
368
369 memset(&param, 0, sizeof(struct ext2_super_block));
a25fffae 370 err = strtoblk(argv[0], argv[2], "blocks count", &blocks);
fe56188b
DW		 371 if (err)
372 return;
373 ext2fs_blocks_count_set(&param, blocks);
fc6d9d51
TT		 374 retval = ext2fs_initialize(argv[1], 0, &param,
375 unix_io_manager, &current_fs);
3839e657
TT		 376 if (retval) {
377 com_err(argv[1], retval, "while initializing filesystem");
fc6d9d51 378 current_fs = NULL;
3839e657
TT		 379 return;
380 }
381 root = cwd = EXT2_ROOT_INO;
382 return;
383}
384
5dd8f963 385static void print_features(struct ext2_super_block * s, FILE *f)
d3aea7dc 386{
d3aea7dc 387 int i, j, printed=0;
092c3dec 388 __u32 *mask = &s->s_feature_compat, m;
d3aea7dc 389
777ebb3e 390 fputs("Filesystem features:", f);
d3aea7dc
TT		 391 for (i=0; i <3; i++,mask++) {
392 for (j=0,m=1; j < 32; j++, m<<=1) {
393 if (*mask & m) {
394 fprintf(f, " %s", e2p_feature2string(i, m));
395 printed++;
396 }
397 }
398 }
399 if (printed == 0)
777ebb3e
TT		 400 fputs("(none)", f);
401 fputs("\n", f);
d3aea7dc 402}
3cebf9c1 403#endif /* READ_ONLY */
d3aea7dc 404
732c8cd5 405static void print_bg_opts(ext2_filsys fs, dgrp_t group, int mask,
f5fa2007
TT		 406 const char *str, int *first, FILE *f)
407{
cd65a24e 408 if (ext2fs_bg_flags_test(fs, group, mask)) {
f5fa2007
TT		 409 if (*first) {
410 fputs(" [", f);
411 *first = 0;
412 } else
413 fputs(", ", f);
414 fputs(str, f);
415 }
416}
417
3839e657
TT		 418void do_show_super_stats(int argc, char *argv[])
419{
2418dfd7 420 const char *units ="block";
54434927 421 dgrp_t i;
3839e657 422 FILE *out;
d3aea7dc 423 int c, header_only = 0;
8fdf2911
JS		 424 int numdirs = 0, first, gdt_csum;
425
88494bb6 426 reset_getopt();
d3aea7dc
TT		 427 while ((c = getopt (argc, argv, "h")) != EOF) {
428 switch (c) {
429 case 'h':
430 header_only++;
431 break;
432 default:
9b9a780f 433 goto print_usage;
d3aea7dc
TT		 434 }
435 }
436 if (optind != argc) {
9b9a780f 437 goto print_usage;
3839e657
TT		 438 }
439 if (check_fs_open(argv[0]))
440 return;
441 out = open_pager();
bd09eff9 442
4ee26699 443 if (ext2fs_has_feature_bigalloc(current_fs->super))
2418dfd7
TT		 444 units = "cluster";
445
bd09eff9 446 list_super2(current_fs->super, out);
34be9609 447 for (i=0; i < current_fs->group_desc_count; i++)
048786d7 448 numdirs += ext2fs_bg_used_dirs_count(current_fs, i);
34be9609 449 fprintf(out, "Directories: %d\n", numdirs);
efc6f628 450
d3aea7dc
TT		 451 if (header_only) {
452 close_pager(out);
453 return;
454 }
efc6f628 455
5b58dc23 456 gdt_csum = ext2fs_has_group_desc_csum(current_fs);
048786d7
VAH		 457 for (i = 0; i < current_fs->group_desc_count; i++) {
458 fprintf(out, " Group %2d: block bitmap at %llu, "
459 "inode bitmap at %llu, "
460 "inode table at %llu\n"
2418dfd7 461 " %u free %s%s, "
048786d7
VAH		 462 "%u free %s, "
463 "%u used %s%s",
464 i, ext2fs_block_bitmap_loc(current_fs, i),
465 ext2fs_inode_bitmap_loc(current_fs, i),
466 ext2fs_inode_table_loc(current_fs, i),
2418dfd7 467 ext2fs_bg_free_blocks_count(current_fs, i), units,
048786d7 468 ext2fs_bg_free_blocks_count(current_fs, i) != 1 ?
2418dfd7 469 "s" : "",
048786d7
VAH		 470 ext2fs_bg_free_inodes_count(current_fs, i),
471 ext2fs_bg_free_inodes_count(current_fs, i) != 1 ?
472 "inodes" : "inode",
473 ext2fs_bg_used_dirs_count(current_fs, i),
474 ext2fs_bg_used_dirs_count(current_fs, i) != 1 ? "directories"
475 : "directory", gdt_csum ? ", " : "\n");
8fdf2911 476 if (gdt_csum)
048786d7
VAH		 477 fprintf(out, "%u unused %s\n",
478 ext2fs_bg_itable_unused(current_fs, i),
479 ext2fs_bg_itable_unused(current_fs, i) != 1 ?
480 "inodes" : "inode");
f5fa2007 481 first = 1;
732c8cd5 482 print_bg_opts(current_fs, i, EXT2_BG_INODE_UNINIT, "Inode not init",
f5fa2007 483 &first, out);
732c8cd5 484 print_bg_opts(current_fs, i, EXT2_BG_BLOCK_UNINIT, "Block not init",
f5fa2007 485 &first, out);
8fdf2911
JS		 486 if (gdt_csum) {
487 fprintf(out, "%sChecksum 0x%04x",
048786d7 488 first ? " [":", ", ext2fs_bg_checksum(current_fs, i));
8fdf2911
JS		 489 first = 0;
490 }
f5fa2007
TT		 491 if (!first)
492 fputs("]\n", out);
493 }
3839e657 494 close_pager(out);
9b9a780f
TT		 495 return;
496print_usage:
497 fprintf(stderr, "%s: Usage: show_super [-h]\n", argv[0]);
3839e657
TT		 498}
499
e88c5a33 500#ifndef READ_ONLY
efc6f628 501void do_dirty_filesys(int argc EXT2FS_ATTR((unused)),
54434927 502 char **argv EXT2FS_ATTR((unused)))
21c84b71
TT		 503{
504 if (check_fs_open(argv[0]))
505 return;
601002bd
TT		 506 if (check_fs_read_write(argv[0]))
507 return;
508
509 if (argv[1] && !strcmp(argv[1], "-clean"))
510 current_fs->super->s_state |= EXT2_VALID_FS;
511 else
512 current_fs->super->s_state &= ~EXT2_VALID_FS;
21c84b71
TT		 513 ext2fs_mark_super_dirty(current_fs);
514}
e88c5a33 515#endif /* READ_ONLY */
21c84b71 516
3839e657 517struct list_blocks_struct {
89e25cfd
AD		 518 FILE *f;
519 e2_blkcnt_t total;
048786d7 520 blk64_t first_block, last_block;
89e25cfd
AD		 521 e2_blkcnt_t first_bcnt, last_bcnt;
522 e2_blkcnt_t first;
3839e657
TT		 523};
524
0a3db93a
TT		 525static void finish_range(struct list_blocks_struct *lb)
526{
527 if (lb->first_block == 0)
528 return;
529 if (lb->first)
530 lb->first = 0;
531 else
80bfaa3e 532 fprintf(lb->f, ", ");
0a3db93a 533 if (lb->first_block == lb->last_block)
048786d7 534 fprintf(lb->f, "(%lld):%llu",
de8f3a76 535 (long long)lb->first_bcnt, lb->first_block);
0a3db93a 536 else
048786d7 537 fprintf(lb->f, "(%lld-%lld):%llu-%llu",
de8f3a76
AD		 538 (long long)lb->first_bcnt, (long long)lb->last_bcnt,
539 lb->first_block, lb->last_block);
0a3db93a
TT		 540 lb->first_block = 0;
541}
542
efc6f628 543static int list_blocks_proc(ext2_filsys fs EXT2FS_ATTR((unused)),
048786d7
VAH		 544 blk64_t *blocknr, e2_blkcnt_t blockcnt,
545 blk64_t ref_block EXT2FS_ATTR((unused)),
efc6f628 546 int ref_offset EXT2FS_ATTR((unused)),
54434927 547 void *private)
3839e657
TT		 548{
549 struct list_blocks_struct *lb = (struct list_blocks_struct *) private;
550
0a3db93a
TT		 551 lb->total++;
552 if (blockcnt >= 0) {
553 /*
554 * See if we can add on to the existing range (if it exists)
555 */
556 if (lb->first_block &&
557 (lb->last_block+1 == *blocknr) &&
558 (lb->last_bcnt+1 == blockcnt)) {
559 lb->last_block = *blocknr;
560 lb->last_bcnt = blockcnt;
561 return 0;
562 }
563 /*
564 * Start a new range.
565 */
566 finish_range(lb);
567 lb->first_block = lb->last_block = *blocknr;
568 lb->first_bcnt = lb->last_bcnt = blockcnt;
569 return 0;
570 }
571 /*
572 * Not a normal block. Always force a new range.
573 */
574 finish_range(lb);
575 if (lb->first)
576 lb->first = 0;
577 else
2c4a5406 578 fprintf(lb->f, ", ");
a5eef73b 579 if (blockcnt == -1)
048786d7 580 fprintf(lb->f, "(IND):%llu", (unsigned long long) *blocknr);
a5eef73b 581 else if (blockcnt == -2)
048786d7 582 fprintf(lb->f, "(DIND):%llu", (unsigned long long) *blocknr);
a5eef73b 583 else if (blockcnt == -3)
048786d7 584 fprintf(lb->f, "(TIND):%llu", (unsigned long long) *blocknr);
3839e657
TT		 585 return 0;
586}
587
efc6f628 588static void internal_dump_inode_extra(FILE *out,
de8f3a76 589 const char *prefix EXT2FS_ATTR((unused)),
efc6f628 590 ext2_ino_t inode_num EXT2FS_ATTR((unused)),
9b9a780f 591 struct ext2_inode_large *inode)
ea822eeb 592{
8deb80a5 593 fprintf(out, "Size of extra inode fields: %u\n", inode->i_extra_isize);
ea822eeb
TT		 594 if (inode->i_extra_isize > EXT2_INODE_SIZE(current_fs->super) -
595 EXT2_GOOD_OLD_INODE_SIZE) {
596 fprintf(stderr, "invalid inode->i_extra_isize (%u)\n",
597 inode->i_extra_isize);
598 return;
599 }
5beff1c0
DW		 600}
601
5e4f0709 602static void dump_blocks(FILE *f, const char *prefix, ext2_ino_t inode)
3839e657
TT		 603{
604 struct list_blocks_struct lb;
605
da81e3fc 606 fprintf(f, "%sBLOCKS:\n%s", prefix, prefix);
3839e657 607 lb.total = 0;
0a3db93a 608 lb.first_block = 0;
3839e657 609 lb.f = f;
0a3db93a 610 lb.first = 1;
048786d7
VAH		 611 ext2fs_block_iterate3(current_fs, inode, BLOCK_FLAG_READ_ONLY, NULL,
612 list_blocks_proc, (void *)&lb);
0a3db93a 613 finish_range(&lb);
3839e657 614 if (lb.total)
de8f3a76 615 fprintf(f, "\n%sTOTAL: %lld\n", prefix, (long long)lb.total);
3839e657
TT		 616 fprintf(f,"\n");
617}
618
187cb623
TT		 619static int int_log10(unsigned long long arg)
620{
621 int l = 0;
622
623 arg = arg / 10;
624 while (arg) {
625 l++;
626 arg = arg / 10;
627 }
628 return l;
629}
630
631#define DUMP_LEAF_EXTENTS 0x01
632#define DUMP_NODE_EXTENTS 0x02
633#define DUMP_EXTENT_TABLE 0x04
634
635static void dump_extents(FILE *f, const char *prefix, ext2_ino_t ino,
636 int flags, int logical_width, int physical_width)
637{
638 ext2_extent_handle_t handle;
639 struct ext2fs_extent extent;
640 struct ext2_extent_info info;
641 int op = EXT2_EXTENT_ROOT;
642 unsigned int printed = 0;
643 errcode_t errcode;
644
645 errcode = ext2fs_extent_open(current_fs, ino, &handle);
646 if (errcode)
647 return;
648
649 if (flags & DUMP_EXTENT_TABLE)
650 fprintf(f, "Level Entries %*s %*s Length Flags\n",
651 (logical_width*2)+3, "Logical",
652 (physical_width*2)+3, "Physical");
653 else
654 fprintf(f, "%sEXTENTS:\n%s", prefix, prefix);
655
656 while (1) {
657 errcode = ext2fs_extent_get(handle, op, &extent);
658
659 if (errcode)
660 break;
661
662 op = EXT2_EXTENT_NEXT;
663
664 if (extent.e_flags & EXT2_EXTENT_FLAGS_SECOND_VISIT)
665 continue;
666
667 if (extent.e_flags & EXT2_EXTENT_FLAGS_LEAF) {
668 if ((flags & DUMP_LEAF_EXTENTS) == 0)
669 continue;
670 } else {
671 if ((flags & DUMP_NODE_EXTENTS) == 0)
672 continue;
673 }
674
675 errcode = ext2fs_extent_get_info(handle, &info);
676 if (errcode)
677 continue;
678
679 if (!(extent.e_flags & EXT2_EXTENT_FLAGS_LEAF)) {
680 if (extent.e_flags & EXT2_EXTENT_FLAGS_SECOND_VISIT)
681 continue;
682
683 if (flags & DUMP_EXTENT_TABLE) {
684 fprintf(f, "%2d/%2d %3d/%3d %*llu - %*llu "
685 "%*llu%*s %6u\n",
686 info.curr_level, info.max_depth,
687 info.curr_entry, info.num_entries,
688 logical_width,
689 extent.e_lblk,
690 logical_width,
691 extent.e_lblk + (extent.e_len - 1),
692 physical_width,
693 extent.e_pblk,
694 physical_width+3, "", extent.e_len);
695 continue;
696 }
697
a9468442 698 fprintf(f, "%s(ETB%d):%lld",
c4b87b8c 699 printed ? ", " : "", info.curr_level,
187cb623
TT		 700 extent.e_pblk);
701 printed = 1;
702 continue;
703 }
704
705 if (flags & DUMP_EXTENT_TABLE) {
706 fprintf(f, "%2d/%2d %3d/%3d %*llu - %*llu "
707 "%*llu - %*llu %6u %s\n",
708 info.curr_level, info.max_depth,
709 info.curr_entry, info.num_entries,
710 logical_width,
711 extent.e_lblk,
712 logical_width,
713 extent.e_lblk + (extent.e_len - 1),
714 physical_width,
715 extent.e_pblk,
716 physical_width,
717 extent.e_pblk + (extent.e_len - 1),
718 extent.e_len,
719 extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT ?
720 "Uninit" : "");
721 continue;
722 }
723
724 if (extent.e_len == 0)
725 continue;
726 else if (extent.e_len == 1)
727 fprintf(f,
a9468442 728 "%s(%lld%s):%lld",
187cb623
TT		 729 printed ? ", " : "",
730 extent.e_lblk,
731 extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT ?
a9468442 732 "[u]" : "",
187cb623
TT		 733 extent.e_pblk);
734 else
735 fprintf(f,
a9468442 736 "%s(%lld-%lld%s):%lld-%lld",
187cb623
TT		 737 printed ? ", " : "",
738 extent.e_lblk,
739 extent.e_lblk + (extent.e_len - 1),
740 extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT ?
a9468442 741 "[u]" : "",
187cb623
TT		 742 extent.e_pblk,
743 extent.e_pblk + (extent.e_len - 1));
744 printed = 1;
745 }
746 if (printed)
747 fprintf(f, "\n");
8a6cc1ae 748 ext2fs_extent_free(handle);
187cb623 749}
3839e657 750
133e9462
ZL		 751static void dump_inline_data(FILE *out, const char *prefix, ext2_ino_t inode_num)
752{
753 errcode_t retval;
754 size_t size;
755
756 retval = ext2fs_inline_data_size(current_fs, inode_num, &size);
757 if (!retval)
7ba5cc74
DW		 758 fprintf(out, "%sSize of inline data: %zu\n", prefix, size);
759}
760
761static void dump_fast_link(FILE *out, ext2_ino_t inode_num,
762 struct ext2_inode *inode, const char *prefix)
763{
764 errcode_t retval = 0;
765 char *buf;
766 size_t size;
767
768 if (inode->i_flags & EXT4_INLINE_DATA_FL) {
769 retval = ext2fs_inline_data_size(current_fs, inode_num, &size);
770 if (retval)
771 goto out;
772
773 retval = ext2fs_get_memzero(size + 1, &buf);
774 if (retval)
775 goto out;
776
777 retval = ext2fs_inline_data_get(current_fs, inode_num,
778 inode, buf, &size);
779 if (retval)
780 goto out;
781 fprintf(out, "%sFast link dest: \"%.*s\"\n", prefix,
782 (int)size, buf);
783
784 retval = ext2fs_free_mem(&buf);
785 if (retval)
786 goto out;
787 } else {
df0b907e 788 size_t sz = EXT2_I_SIZE(inode);
7ba5cc74
DW		 789
790 if (sz > sizeof(inode->i_block))
791 sz = sizeof(inode->i_block);
df0b907e 792 fprintf(out, "%sFast link dest: \"%.*s\"\n", prefix, (int) sz,
7ba5cc74
DW		 793 (char *)inode->i_block);
794 }
795out:
796 if (retval)
797 com_err(__func__, retval, "while dumping link destination");
133e9462
ZL		 798}
799
5e4f0709 800void internal_dump_inode(FILE *out, const char *prefix,
da81e3fc
TT		 801 ext2_ino_t inode_num, struct ext2_inode *inode,
802 int do_dump_blocks)
3839e657 803{
50e1e10f 804 const char *i_type;
fc6d9d51
TT		 805 char frag, fsize;
806 int os = current_fs->super->s_creator_os;
a16031c6
TT		 807 struct ext2_inode_large *large_inode;
808 int is_large_inode = 0;
809
810 if (EXT2_INODE_SIZE(current_fs->super) > EXT2_GOOD_OLD_INODE_SIZE)
811 is_large_inode = 1;
812 large_inode = (struct ext2_inode_large *) inode;
813
da81e3fc
TT		 814 if (LINUX_S_ISDIR(inode->i_mode)) i_type = "directory";
815 else if (LINUX_S_ISREG(inode->i_mode)) i_type = "regular";
816 else if (LINUX_S_ISLNK(inode->i_mode)) i_type = "symlink";
817 else if (LINUX_S_ISBLK(inode->i_mode)) i_type = "block special";
818 else if (LINUX_S_ISCHR(inode->i_mode)) i_type = "character special";
819 else if (LINUX_S_ISFIFO(inode->i_mode)) i_type = "FIFO";
820 else if (LINUX_S_ISSOCK(inode->i_mode)) i_type = "socket";
3839e657 821 else i_type = "bad type";
da81e3fc 822 fprintf(out, "%sInode: %u Type: %s ", prefix, inode_num, i_type);
a16031c6
TT		 823 fprintf(out, "%sMode: %04o Flags: 0x%x\n",
824 prefix, inode->i_mode & 0777, inode->i_flags);
825 if (is_large_inode && large_inode->i_extra_isize >= 24) {
efc6f628 826 fprintf(out, "%sGeneration: %u Version: 0x%08x:%08x\n",
a16031c6
TT		 827 prefix, inode->i_generation, large_inode->i_version_hi,
828 inode->osd1.linux1.l_i_version);
829 } else {
efc6f628 830 fprintf(out, "%sGeneration: %u Version: 0x%08x\n", prefix,
a16031c6
TT		 831 inode->i_generation, inode->osd1.linux1.l_i_version);
832 }
f3d9ac36 833 fprintf(out, "%sUser: %5d Group: %5d",
5113a6e3 834 prefix, inode_uid(*inode), inode_gid(*inode));
f3d9ac36
TT		 835 if (is_large_inode && large_inode->i_extra_isize >= 32)
836 fprintf(out, " Project: %5d", large_inode->i_projid);
837 fputs(" Size: ", out);
0bd0e593
AD		 838 if (LINUX_S_ISREG(inode->i_mode))
839 fprintf(out, "%llu\n", EXT2_I_SIZE(inode));
840 else
1a6bb627 841 fprintf(out, "%d\n", inode->i_size);
5d17119d 842 if (os == EXT2_OS_HURD)
62c06f79 843 fprintf(out,
da81e3fc
TT		 844 "%sFile ACL: %d Directory ACL: %d Translator: %d\n",
845 prefix,
846 inode->i_file_acl, LINUX_S_ISDIR(inode->i_mode) ? inode->i_dir_acl : 0,
847 inode->osd1.hurd1.h_i_translator);
62c06f79 848 else
81624c3c 849 fprintf(out, "%sFile ACL: %llu Directory ACL: %d\n",
da81e3fc 850 prefix,
81624c3c
TT		 851 inode->i_file_acl | ((long long)
852 (inode->osd2.linux2.l_i_file_acl_high) << 32),
853 LINUX_S_ISDIR(inode->i_mode) ? inode->i_dir_acl : 0);
c0495d96 854 if (os != EXT2_OS_HURD)
5d17119d 855 fprintf(out, "%sLinks: %d Blockcount: %llu\n",
efc6f628
TT		 856 prefix, inode->i_links_count,
857 (((unsigned long long)
858 inode->osd2.linux2.l_i_blocks_hi << 32)) +
5d17119d
TT		 859 inode->i_blocks);
860 else
861 fprintf(out, "%sLinks: %d Blockcount: %u\n",
862 prefix, inode->i_links_count, inode->i_blocks);
fc6d9d51 863 switch (os) {
fc6d9d51 864 case EXT2_OS_HURD:
da81e3fc
TT		 865 frag = inode->osd2.hurd2.h_i_frag;
866 fsize = inode->osd2.hurd2.h_i_fsize;
fc6d9d51 867 break;
fc6d9d51
TT		 868 default:
869 frag = fsize = 0;
870 }
da81e3fc
TT		 871 fprintf(out, "%sFragment: Address: %d Number: %d Size: %d\n",
872 prefix, inode->i_faddr, frag, fsize);
a16031c6 873 if (is_large_inode && large_inode->i_extra_isize >= 24) {
efc6f628 874 fprintf(out, "%s ctime: 0x%08x:%08x -- %s", prefix,
a16031c6 875 inode->i_ctime, large_inode->i_ctime_extra,
188960ea
TT		 876 inode_time_to_string(inode->i_ctime,
877 large_inode->i_ctime_extra));
efc6f628 878 fprintf(out, "%s atime: 0x%08x:%08x -- %s", prefix,
a16031c6 879 inode->i_atime, large_inode->i_atime_extra,
188960ea
TT		 880 inode_time_to_string(inode->i_atime,
881 large_inode->i_atime_extra));
a16031c6
TT		 882 fprintf(out, "%s mtime: 0x%08x:%08x -- %s", prefix,
883 inode->i_mtime, large_inode->i_mtime_extra,
188960ea
TT		 884 inode_time_to_string(inode->i_mtime,
885 large_inode->i_mtime_extra));
a16031c6
TT		 886 fprintf(out, "%scrtime: 0x%08x:%08x -- %s", prefix,
887 large_inode->i_crtime, large_inode->i_crtime_extra,
188960ea
TT		 888 inode_time_to_string(large_inode->i_crtime,
889 large_inode->i_crtime_extra));
890 if (inode->i_dtime)
891 fprintf(out, "%scrtime: 0x%08x:(%08x) -- %s", prefix,
892 large_inode->i_dtime, large_inode->i_ctime_extra,
893 inode_time_to_string(inode->i_dtime,
894 large_inode->i_ctime_extra));
a16031c6
TT		 895 } else {
896 fprintf(out, "%sctime: 0x%08x -- %s", prefix, inode->i_ctime,
188960ea 897 time_to_string((__s32) inode->i_ctime));
a16031c6 898 fprintf(out, "%satime: 0x%08x -- %s", prefix, inode->i_atime,
188960ea 899 time_to_string((__s32) inode->i_atime));
a16031c6 900 fprintf(out, "%smtime: 0x%08x -- %s", prefix, inode->i_mtime,
188960ea
TT		 901 time_to_string((__s32) inode->i_mtime));
902 if (inode->i_dtime)
903 fprintf(out, "%sdtime: 0x%08x -- %s", prefix,
904 inode->i_dtime,
905 time_to_string((__s32) inode->i_dtime));
a16031c6 906 }
ea822eeb
TT		 907 if (EXT2_INODE_SIZE(current_fs->super) > EXT2_GOOD_OLD_INODE_SIZE)
908 internal_dump_inode_extra(out, prefix, inode_num,
909 (struct ext2_inode_large *) inode);
5beff1c0 910 dump_inode_attributes(out, inode_num);
c0495d96 911 if (ext2fs_has_feature_metadata_csum(current_fs->super)) {
6d0af0c8
DW		 912 __u32 crc = inode->i_checksum_lo;
913 if (is_large_inode &&
914 large_inode->i_extra_isize >=
915 (offsetof(struct ext2_inode_large,
916 i_checksum_hi) -
917 EXT2_GOOD_OLD_INODE_SIZE))
918 crc |= ((__u32)large_inode->i_checksum_hi) << 16;
919 fprintf(out, "Inode checksum: 0x%08x\n", crc);
920 }
921
32873173 922 if (LINUX_S_ISLNK(inode->i_mode) &&
7ba5cc74
DW		 923 ext2fs_inode_data_blocks(current_fs, inode) == 0)
924 dump_fast_link(out, inode_num, inode, prefix);
2d10769e
TT		 925 else if (LINUX_S_ISBLK(inode->i_mode) || LINUX_S_ISCHR(inode->i_mode)) {
926 int major, minor;
927 const char *devnote;
928
929 if (inode->i_block[0]) {
930 major = (inode->i_block[0] >> 8) & 255;
931 minor = inode->i_block[0] & 255;
932 devnote = "";
933 } else {
934 major = (inode->i_block[1] & 0xfff00) >> 8;
efc6f628 935 minor = ((inode->i_block[1] & 0xff) |
2d10769e
TT		 936 ((inode->i_block[1] >> 12) & 0xfff00));
937 devnote = "(New-style) ";
938 }
efc6f628 939 fprintf(out, "%sDevice major/minor number: %02d:%02d (hex %02x:%02x)\n",
2d10769e 940 devnote, major, minor, major, minor);
187cb623
TT		 941 } else if (do_dump_blocks) {
942 if (inode->i_flags & EXT4_EXTENTS_FL)
943 dump_extents(out, prefix, inode_num,
c4b87b8c 944 DUMP_LEAF_EXTENTS|DUMP_NODE_EXTENTS, 0, 0);
133e9462
ZL		 945 else if (inode->i_flags & EXT4_INLINE_DATA_FL)
946 dump_inline_data(out, prefix, inode_num);
187cb623
TT		 947 else
948 dump_blocks(out, prefix, inode_num);
2d10769e 949 }
da81e3fc
TT		 950}
951
ea822eeb 952static void dump_inode(ext2_ino_t inode_num, struct ext2_inode *inode)
da81e3fc
TT		 953{
954 FILE *out;
efc6f628 955
da81e3fc 956 out = open_pager();
ea822eeb 957 internal_dump_inode(out, "", inode_num, inode, 1);
3839e657
TT		 958 close_pager(out);
959}
960
3839e657
TT		 961void do_stat(int argc, char *argv[])
962{
b044c2e0 963 ext2_ino_t inode;
ea822eeb 964 struct ext2_inode * inode_buf;
3839e657 965
64777391 966 if (check_fs_open(argv[0]))
8363e357 967 return;
64777391 968
ea822eeb
TT		 969 inode_buf = (struct ext2_inode *)
970 malloc(EXT2_INODE_SIZE(current_fs->super));
971 if (!inode_buf) {
972 fprintf(stderr, "do_stat: can't allocate buffer\n");
3839e657 973 return;
ea822eeb 974 }
3839e657 975
ea822eeb
TT		 976 if (common_inode_args_process(argc, argv, &inode, 0)) {
977 free(inode_buf);
978 return;
979 }
980
981 if (debugfs_read_inode_full(inode, inode_buf, argv[0],
982 EXT2_INODE_SIZE(current_fs->super))) {
983 free(inode_buf);
e1018eea 984 return;
ea822eeb 985 }
3839e657 986
ea822eeb
TT		 987 dump_inode(inode, inode_buf);
988 free(inode_buf);
3839e657
TT		 989 return;
990}
991
cf5301d7 992void do_dump_extents(int argc, char **argv)
187cb623
TT		 993{
994 struct ext2_inode inode;
995 ext2_ino_t ino;
996 FILE *out;
997 int c, flags = 0;
998 int logical_width;
999 int physical_width;
1000
1001 reset_getopt();
1002 while ((c = getopt(argc, argv, "nl")) != EOF) {
1003 switch (c) {
1004 case 'n':
1005 flags |= DUMP_NODE_EXTENTS;
1006 break;
1007 case 'l':
1008 flags |= DUMP_LEAF_EXTENTS;
1009 break;
1010 }
1011 }
1012
cf5301d7 1013 if (argc != optind + 1) {
187cb623
TT		 1014 com_err(0, 0, "Usage: dump_extents [-n] [-l] file");
1015 return;
1016 }
1017
1018 if (flags == 0)
1019 flags = DUMP_NODE_EXTENTS | DUMP_LEAF_EXTENTS;
1020 flags |= DUMP_EXTENT_TABLE;
1021
1022 if (check_fs_open(argv[0]))
1023 return;
1024
1025 ino = string_to_inode(argv[optind]);
1026 if (ino == 0)
1027 return;
1028
1029 if (debugfs_read_inode(ino, &inode, argv[0]))
1030 return;
1031
1032 if ((inode.i_flags & EXT4_EXTENTS_FL) == 0) {
1033 fprintf(stderr, "%s: does not uses extent block maps\n",
1034 argv[optind]);
1035 return;
1036 }
1037
0bd0e593 1038 logical_width = int_log10((EXT2_I_SIZE(&inode)+current_fs->blocksize-1)/
187cb623
TT		 1039 current_fs->blocksize) + 1;
1040 if (logical_width < 5)
1041 logical_width = 5;
4efbac6f 1042 physical_width = int_log10(ext2fs_blocks_count(current_fs->super)) + 1;
187cb623
TT		 1043 if (physical_width < 5)
1044 physical_width = 5;
1045
1046 out = open_pager();
1047 dump_extents(out, "", ino, flags, logical_width, physical_width);
1048 close_pager(out);
1049 return;
1050}
1051
af0df2aa
TT		 1052static int print_blocks_proc(ext2_filsys fs EXT2FS_ATTR((unused)),
1053 blk64_t *blocknr,
3cebf9c1 1054 e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)),
af0df2aa
TT		 1055 blk64_t ref_block EXT2FS_ATTR((unused)),
1056 int ref_offset EXT2FS_ATTR((unused)),
1057 void *private EXT2FS_ATTR((unused)))
1058{
1059 printf("%llu ", *blocknr);
1060 return 0;
1061}
1062
1063void do_blocks(int argc, char *argv[])
1064{
1065 ext2_ino_t inode;
1066
1067 if (check_fs_open(argv[0]))
1068 return;
1069
1070 if (common_inode_args_process(argc, argv, &inode, 0)) {
1071 return;
1072 }
1073
1074 ext2fs_block_iterate3(current_fs, inode, BLOCK_FLAG_READ_ONLY, NULL,
1075 print_blocks_proc, NULL);
1076 fputc('\n', stdout);
1077 return;
1078}
1079
3839e657
TT		 1080void do_chroot(int argc, char *argv[])
1081{
b044c2e0 1082 ext2_ino_t inode;
3839e657
TT		 1083 int retval;
1084
e1018eea 1085 if (common_inode_args_process(argc, argv, &inode, 0))
3839e657
TT		 1086 return;
1087
fc6d9d51 1088 retval = ext2fs_check_directory(current_fs, inode);
3839e657 1089 if (retval) {
9b9a780f 1090 com_err(argv[1], retval, 0);
3839e657
TT		 1091 return;
1092 }
1093 root = inode;
1094}
1095
e88c5a33 1096#ifndef READ_ONLY
3839e657
TT		 1097void do_clri(int argc, char *argv[])
1098{
b044c2e0 1099 ext2_ino_t inode;
3839e657
TT		 1100 struct ext2_inode inode_buf;
1101
e1018eea 1102 if (common_inode_args_process(argc, argv, &inode, CHECK_FS_RW))
3839e657
TT		 1103 return;
1104
e1018eea 1105 if (debugfs_read_inode(inode, &inode_buf, argv[0]))
3839e657 1106 return;
3839e657 1107 memset(&inode_buf, 0, sizeof(inode_buf));
e1018eea 1108 if (debugfs_write_inode(inode, &inode_buf, argv[0]))
3839e657 1109 return;
3839e657
TT		 1110}
1111
1112void do_freei(int argc, char *argv[])
1113{
2ae5d1fd
TT		 1114 unsigned int len = 1;
1115 int err = 0;
1116 ext2_ino_t inode;
1117
1118 if (common_args_process(argc, argv, 2, 3, argv[0], "<file> [num]",
1119 CHECK_FS_RW | CHECK_FS_BITMAPS))
e64e6761 1120 return;
2ae5d1fd
TT		 1121 if (check_fs_read_write(argv[0]))
1122 return;
3839e657 1123
2ae5d1fd
TT		 1124 inode = string_to_inode(argv[1]);
1125 if (!inode)
3839e657
TT		 1126 return;
1127
2ae5d1fd
TT		 1128 if (argc == 3) {
1129 len = parse_ulong(argv[2], argv[0], "length", &err);
1130 if (err)
1131 return;
1132 }
1133
1134 if (len == 1 &&
1135 !ext2fs_test_inode_bitmap2(current_fs->inode_map,inode))
3839e657 1136 com_err(argv[0], 0, "Warning: inode already clear");
2ae5d1fd 1137 while (len-- > 0)
a9b23fc9 1138 ext2fs_unmark_inode_bitmap2(current_fs->inode_map, inode++);
fc6d9d51 1139 ext2fs_mark_ib_dirty(current_fs);
3839e657
TT		 1140}
1141
1142void do_seti(int argc, char *argv[])
1143{
2ae5d1fd
TT		 1144 unsigned int len = 1;
1145 int err = 0;
1146 ext2_ino_t inode;
3839e657 1147
2ae5d1fd
TT		 1148 if (common_args_process(argc, argv, 2, 3, argv[0], "<file> [num]",
1149 CHECK_FS_RW | CHECK_FS_BITMAPS))
1150 return;
1151 if (check_fs_read_write(argv[0]))
3839e657
TT		 1152 return;
1153
2ae5d1fd
TT		 1154 inode = string_to_inode(argv[1]);
1155 if (!inode)
1156 return;
1157
1158 if (argc == 3) {
1159 len = parse_ulong(argv[2], argv[0], "length", &err);
1160 if (err)
1161 return;
1162 }
1163
1164 if ((len == 1) &&
1165 ext2fs_test_inode_bitmap2(current_fs->inode_map,inode))
3839e657 1166 com_err(argv[0], 0, "Warning: inode already set");
2ae5d1fd
TT		 1167 while (len-- > 0)
1168 ext2fs_mark_inode_bitmap2(current_fs->inode_map, inode++);
fc6d9d51 1169 ext2fs_mark_ib_dirty(current_fs);
3839e657 1170}
e88c5a33 1171#endif /* READ_ONLY */
3839e657
TT		 1172
1173void do_testi(int argc, char *argv[])
1174{
b044c2e0 1175 ext2_ino_t inode;
3839e657 1176
e1018eea 1177 if (common_inode_args_process(argc, argv, &inode, CHECK_FS_BITMAPS))
3839e657
TT		 1178 return;
1179
6d879a99 1180 if (ext2fs_test_inode_bitmap2(current_fs->inode_map,inode))
b044c2e0 1181 printf("Inode %u is marked in use\n", inode);
3839e657 1182 else
b044c2e0 1183 printf("Inode %u is not in use\n", inode);
3839e657
TT		 1184}
1185
e88c5a33 1186#ifndef READ_ONLY
3839e657
TT		 1187void do_freeb(int argc, char *argv[])
1188{
048786d7
VAH		 1189 blk64_t block;
1190 blk64_t count = 1;
3839e657 1191
e1018eea 1192 if (common_block_args_process(argc, argv, &block, &count))
3839e657 1193 return;
fc6d9d51 1194 if (check_fs_read_write(argv[0]))
3839e657 1195 return;
e1018eea 1196 while (count-- > 0) {
6d879a99 1197 if (!ext2fs_test_block_bitmap2(current_fs->block_map,block))
048786d7 1198 com_err(argv[0], 0, "Warning: block %llu already clear",
e1018eea 1199 block);
6d879a99 1200 ext2fs_unmark_block_bitmap2(current_fs->block_map,block);
e1018eea
TT		 1201 block++;
1202 }
fc6d9d51 1203 ext2fs_mark_bb_dirty(current_fs);
3839e657
TT		 1204}
1205
1206void do_setb(int argc, char *argv[])
1207{
048786d7
VAH		 1208 blk64_t block;
1209 blk64_t count = 1;
3839e657 1210
e1018eea 1211 if (common_block_args_process(argc, argv, &block, &count))
3839e657 1212 return;
fc6d9d51 1213 if (check_fs_read_write(argv[0]))
3839e657 1214 return;
e1018eea 1215 while (count-- > 0) {
6d879a99 1216 if (ext2fs_test_block_bitmap2(current_fs->block_map,block))
048786d7 1217 com_err(argv[0], 0, "Warning: block %llu already set",
e1018eea 1218 block);
6d879a99 1219 ext2fs_mark_block_bitmap2(current_fs->block_map,block);
e1018eea
TT		 1220 block++;
1221 }
fc6d9d51 1222 ext2fs_mark_bb_dirty(current_fs);
3839e657 1223}
e88c5a33 1224#endif /* READ_ONLY */
3839e657
TT		 1225
1226void do_testb(int argc, char *argv[])
1227{
048786d7
VAH		 1228 blk64_t block;
1229 blk64_t count = 1;
3839e657 1230
e1018eea 1231 if (common_block_args_process(argc, argv, &block, &count))
3839e657 1232 return;
e1018eea 1233 while (count-- > 0) {
6d879a99 1234 if (ext2fs_test_block_bitmap2(current_fs->block_map,block))
048786d7 1235 printf("Block %llu marked in use\n", block);
e1018eea 1236 else
048786d7 1237 printf("Block %llu not in use\n", block);
e1018eea 1238 block++;
3839e657 1239 }
3839e657
TT		 1240}
1241
e88c5a33 1242#ifndef READ_ONLY
50e1e10f
TT		 1243static void modify_u8(char *com, const char *prompt,
1244 const char *format, __u8 *val)
3839e657
TT		 1245{
1246 char buf[200];
21c84b71 1247 unsigned long v;
3839e657
TT		 1248 char *tmp;
1249
1250 sprintf(buf, format, *val);
1251 printf("%30s [%s] ", prompt, buf);
d9039ae0
DL		 1252 if (!fgets(buf, sizeof(buf), stdin))
1253 return;
3839e657
TT		 1254 if (buf[strlen (buf) - 1] == '\n')
1255 buf[strlen (buf) - 1] = '\0';
1256 if (!buf[0])
1257 return;
21c84b71 1258 v = strtoul(buf, &tmp, 0);
3839e657
TT		 1259 if (*tmp)
1260 com_err(com, 0, "Bad value - %s", buf);
1261 else
1262 *val = v;
1263}
1264
50e1e10f
TT		 1265static void modify_u16(char *com, const char *prompt,
1266 const char *format, __u16 *val)
3839e657
TT		 1267{
1268 char buf[200];
21c84b71 1269 unsigned long v;
3839e657
TT		 1270 char *tmp;
1271
1272 sprintf(buf, format, *val);
1273 printf("%30s [%s] ", prompt, buf);
d9039ae0
DL		 1274 if (!fgets(buf, sizeof(buf), stdin))
1275 return;
3839e657
TT		 1276 if (buf[strlen (buf) - 1] == '\n')
1277 buf[strlen (buf) - 1] = '\0';
1278 if (!buf[0])
1279 return;
21c84b71 1280 v = strtoul(buf, &tmp, 0);
3839e657
TT		 1281 if (*tmp)
1282 com_err(com, 0, "Bad value - %s", buf);
1283 else
1284 *val = v;
1285}
1286
50e1e10f
TT		 1287static void modify_u32(char *com, const char *prompt,
1288 const char *format, __u32 *val)
3839e657
TT		 1289{
1290 char buf[200];
21c84b71 1291 unsigned long v;
3839e657
TT		 1292 char *tmp;
1293
1294 sprintf(buf, format, *val);
1295 printf("%30s [%s] ", prompt, buf);
d9039ae0
DL		 1296 if (!fgets(buf, sizeof(buf), stdin))
1297 return;
3839e657
TT		 1298 if (buf[strlen (buf) - 1] == '\n')
1299 buf[strlen (buf) - 1] = '\0';
1300 if (!buf[0])
1301 return;
21c84b71 1302 v = strtoul(buf, &tmp, 0);
3839e657
TT		 1303 if (*tmp)
1304 com_err(com, 0, "Bad value - %s", buf);
1305 else
1306 *val = v;
1307}
1308
1309
1310void do_modify_inode(int argc, char *argv[])
1311{
1312 struct ext2_inode inode;
b044c2e0
TT		 1313 ext2_ino_t inode_num;
1314 int i;
b044c2e0
TT		 1315 unsigned char *frag, *fsize;
1316 char buf[80];
7380ac90 1317 int os;
b044c2e0
TT		 1318 const char *hex_format = "0x%x";
1319 const char *octal_format = "0%o";
1320 const char *decimal_format = "%d";
8deb80a5 1321 const char *unsignedlong_format = "%lu";
efc6f628 1322
e1018eea 1323 if (common_inode_args_process(argc, argv, &inode_num, CHECK_FS_RW))
3839e657
TT		 1324 return;
1325
7380ac90
TT		 1326 os = current_fs->super->s_creator_os;
1327
e1018eea 1328 if (debugfs_read_inode(inode_num, &inode, argv[1]))
3839e657 1329 return;
efc6f628 1330
50e1e10f
TT		 1331 modify_u16(argv[0], "Mode", octal_format, &inode.i_mode);
1332 modify_u16(argv[0], "User ID", decimal_format, &inode.i_uid);
1333 modify_u16(argv[0], "Group ID", decimal_format, &inode.i_gid);
8deb80a5 1334 modify_u32(argv[0], "Size", unsignedlong_format, &inode.i_size);
50e1e10f
TT		 1335 modify_u32(argv[0], "Creation time", decimal_format, &inode.i_ctime);
1336 modify_u32(argv[0], "Modification time", decimal_format, &inode.i_mtime);
1337 modify_u32(argv[0], "Access time", decimal_format, &inode.i_atime);
1338 modify_u32(argv[0], "Deletion time", decimal_format, &inode.i_dtime);
1339 modify_u16(argv[0], "Link count", decimal_format, &inode.i_links_count);
5d17119d 1340 if (os == EXT2_OS_LINUX)
efc6f628 1341 modify_u16(argv[0], "Block count high", unsignedlong_format,
5d17119d 1342 &inode.osd2.linux2.l_i_blocks_hi);
8deb80a5 1343 modify_u32(argv[0], "Block count", unsignedlong_format, &inode.i_blocks);
50e1e10f 1344 modify_u32(argv[0], "File flags", hex_format, &inode.i_flags);
3db9305a 1345 modify_u32(argv[0], "Generation", hex_format, &inode.i_generation);
50e1e10f
TT		 1346#if 0
1347 modify_u32(argv[0], "Reserved1", decimal_format, &inode.i_reserved1);
1348#endif
1349 modify_u32(argv[0], "File acl", decimal_format, &inode.i_file_acl);
36a43d67
TT		 1350 if (LINUX_S_ISDIR(inode.i_mode))
1351 modify_u32(argv[0], "Directory acl", decimal_format, &inode.i_dir_acl);
1352 else
1353 modify_u32(argv[0], "High 32bits of size", decimal_format, &inode.i_size_high);
62c06f79 1354
5d17119d 1355 if (os == EXT2_OS_HURD)
62c06f79
TT		 1356 modify_u32(argv[0], "Translator Block",
1357 decimal_format, &inode.osd1.hurd1.h_i_translator);
efc6f628 1358
50e1e10f 1359 modify_u32(argv[0], "Fragment address", decimal_format, &inode.i_faddr);
fc6d9d51 1360 switch (os) {
fc6d9d51
TT		 1361 case EXT2_OS_HURD:
1362 frag = &inode.osd2.hurd2.h_i_frag;
1363 fsize = &inode.osd2.hurd2.h_i_fsize;
1364 break;
fc6d9d51
TT		 1365 default:
1366 frag = fsize = 0;
1367 }
1368 if (frag)
1369 modify_u8(argv[0], "Fragment number", decimal_format, frag);
1370 if (fsize)
1371 modify_u8(argv[0], "Fragment size", decimal_format, fsize);
1372
3839e657
TT		 1373 for (i=0; i < EXT2_NDIR_BLOCKS; i++) {
1374 sprintf(buf, "Direct Block #%d", i);
50e1e10f 1375 modify_u32(argv[0], buf, decimal_format, &inode.i_block[i]);
3839e657 1376 }
50e1e10f 1377 modify_u32(argv[0], "Indirect Block", decimal_format,
efc6f628 1378 &inode.i_block[EXT2_IND_BLOCK]);
50e1e10f 1379 modify_u32(argv[0], "Double Indirect Block", decimal_format,
3839e657 1380 &inode.i_block[EXT2_DIND_BLOCK]);
50e1e10f 1381 modify_u32(argv[0], "Triple Indirect Block", decimal_format,
3839e657 1382 &inode.i_block[EXT2_TIND_BLOCK]);
e1018eea 1383 if (debugfs_write_inode(inode_num, &inode, argv[1]))
3839e657 1384 return;
3839e657 1385}
e88c5a33 1386#endif /* READ_ONLY */
3839e657 1387
3839e657
TT		 1388void do_change_working_dir(int argc, char *argv[])
1389{
b044c2e0
TT		 1390 ext2_ino_t inode;
1391 int retval;
efc6f628 1392
e1018eea 1393 if (common_inode_args_process(argc, argv, &inode, 0))
3839e657
TT		 1394 return;
1395
fc6d9d51 1396 retval = ext2fs_check_directory(current_fs, inode);
3839e657 1397 if (retval) {
9b9a780f 1398 com_err(argv[1], retval, 0);
3839e657
TT		 1399 return;
1400 }
1401 cwd = inode;
1402 return;
1403}
1404
3839e657
TT		 1405void do_print_working_directory(int argc, char *argv[])
1406{
1407 int retval;
1408 char *pathname = NULL;
efc6f628 1409
e1018eea
TT		 1410 if (common_args_process(argc, argv, 1, 1,
1411 "print_working_directory", "", 0))
3839e657
TT		 1412 return;
1413
fc6d9d51 1414 retval = ext2fs_get_pathname(current_fs, cwd, 0, &pathname);
3839e657
TT		 1415 if (retval) {
1416 com_err(argv[0], retval,
1417 "while trying to get pathname of cwd");
1418 }
971fe056
BB		 1419 printf("[pwd] INODE: %6u PATH: %s\n",
1420 cwd, pathname ? pathname : "NULL");
1421 if (pathname) {
1422 free(pathname);
1423 pathname = NULL;
1424 }
fc6d9d51 1425 retval = ext2fs_get_pathname(current_fs, root, 0, &pathname);
3839e657
TT		 1426 if (retval) {
1427 com_err(argv[0], retval,
1428 "while trying to get pathname of root");
1429 }
971fe056
BB		 1430 printf("[root] INODE: %6u PATH: %s\n",
1431 root, pathname ? pathname : "NULL");
1432 if (pathname) {
1433 free(pathname);
1434 pathname = NULL;
1435 }
3839e657
TT		 1436 return;
1437}
1438
3cebf9c1 1439#ifndef READ_ONLY
50e1e10f 1440static void make_link(char *sourcename, char *destname)
3839e657 1441{
abdf84f3
TT		 1442 ext2_ino_t ino;
1443 struct ext2_inode inode;
b044c2e0
TT		 1444 int retval;
1445 ext2_ino_t dir;
d4e0b1c6 1446 char *dest, *cp, *base_name;
3839e657
TT		 1447
1448 /*
1449 * Get the source inode
1450 */
abdf84f3
TT		 1451 ino = string_to_inode(sourcename);
1452 if (!ino)
3839e657 1453 return;
d4e0b1c6
TT		 1454 base_name = strrchr(sourcename, '/');
1455 if (base_name)
1456 base_name++;
3839e657 1457 else
d4e0b1c6 1458 base_name = sourcename;
3839e657
TT		 1459 /*
1460 * Figure out the destination. First see if it exists and is
efc6f628 1461 * a directory.
3839e657 1462 */
fc6d9d51 1463 if (! (retval=ext2fs_namei(current_fs, root, cwd, destname, &dir)))
d4e0b1c6 1464 dest = base_name;
3839e657
TT		 1465 else {
1466 /*
1467 * OK, it doesn't exist. See if it is
1468 * '<dir>/basename' or 'basename'
1469 */
1470 cp = strrchr(destname, '/');
1471 if (cp) {
1472 *cp = 0;
1473 dir = string_to_inode(destname);
1474 if (!dir)
1475 return;
1476 dest = cp+1;
1477 } else {
1478 dir = cwd;
1479 dest = destname;
1480 }
1481 }
abdf84f3
TT		 1482
1483 if (debugfs_read_inode(ino, &inode, sourcename))
1484 return;
efc6f628
TT		 1485
1486 retval = ext2fs_link(current_fs, dir, dest, ino,
abdf84f3 1487 ext2_file_type(inode.i_mode));
3839e657 1488 if (retval)
9b9a780f 1489 com_err("make_link", retval, 0);
3839e657
TT		 1490 return;
1491}
1492
1493
1494void do_link(int argc, char *argv[])
1495{
e1018eea
TT		 1496 if (common_args_process(argc, argv, 3, 3, "link",
1497 "<source file> <dest_name>", CHECK_FS_RW))
1498 return;
1499
1500 make_link(argv[1], argv[2]);
1501}
1502
048786d7
VAH		 1503static int mark_blocks_proc(ext2_filsys fs, blk64_t *blocknr,
1504 e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)),
1505 blk64_t ref_block EXT2FS_ATTR((unused)),
1506 int ref_offset EXT2FS_ATTR((unused)),
54434927 1507 void *private EXT2FS_ATTR((unused)))
e1018eea 1508{
048786d7 1509 blk64_t block;
e1018eea
TT		 1510
1511 block = *blocknr;
048786d7 1512 ext2fs_block_alloc_stats2(fs, block, +1);
e1018eea
TT		 1513 return 0;
1514}
1515
1516void do_undel(int argc, char *argv[])
1517{
1518 ext2_ino_t ino;
1519 struct ext2_inode inode;
e1018eea 1520
b026d539
TT		 1521 if (common_args_process(argc, argv, 2, 3, "undelete",
1522 "<inode_num> [dest_name]",
e1018eea
TT		 1523 CHECK_FS_RW | CHECK_FS_BITMAPS))
1524 return;
1525
1526 ino = string_to_inode(argv[1]);
1527 if (!ino)
1528 return;
1529
1530 if (debugfs_read_inode(ino, &inode, argv[1]))
1531 return;
1532
6d879a99 1533 if (ext2fs_test_inode_bitmap2(current_fs->inode_map, ino)) {
e1018eea 1534 com_err(argv[1], 0, "Inode is not marked as deleted");
3839e657
TT		 1535 return;
1536 }
e1018eea
TT		 1537
1538 /*
1539 * XXX this function doesn't handle changing the links count on the
efc6f628 1540 * parent directory when undeleting a directory.
e1018eea
TT		 1541 */
1542 inode.i_links_count = LINUX_S_ISDIR(inode.i_mode) ? 2 : 1;
1543 inode.i_dtime = 0;
1544
1545 if (debugfs_write_inode(ino, &inode, argv[0]))
3839e657
TT		 1546 return;
1547
048786d7
VAH		 1548 ext2fs_block_iterate3(current_fs, ino, BLOCK_FLAG_READ_ONLY, NULL,
1549 mark_blocks_proc, NULL);
e1018eea 1550
d7f64ae8 1551 ext2fs_inode_alloc_stats2(current_fs, ino, +1, 0);
e1018eea 1552
b026d539
TT		 1553 if (argc > 2)
1554 make_link(argv[1], argv[2]);
3839e657
TT		 1555}
1556
50e1e10f 1557static void unlink_file_by_name(char *filename)
3839e657 1558{
b044c2e0
TT		 1559 int retval;
1560 ext2_ino_t dir;
d4e0b1c6 1561 char *base_name;
efc6f628 1562
d4e0b1c6
TT		 1563 base_name = strrchr(filename, '/');
1564 if (base_name) {
1565 *base_name++ = '\0';
3839e657
TT		 1566 dir = string_to_inode(filename);
1567 if (!dir)
1568 return;
1569 } else {
1570 dir = cwd;
d4e0b1c6 1571 base_name = filename;
3839e657 1572 }
d4e0b1c6 1573 retval = ext2fs_unlink(current_fs, dir, base_name, 0, 0);
3839e657 1574 if (retval)
9b9a780f 1575 com_err("unlink_file_by_name", retval, 0);
3839e657
TT		 1576 return;
1577}
1578
1579void do_unlink(int argc, char *argv[])
1580{
e1018eea
TT		 1581 if (common_args_process(argc, argv, 2, 2, "link",
1582 "<pathname>", CHECK_FS_RW))
3839e657
TT		 1583 return;
1584
1585 unlink_file_by_name(argv[1]);
1586}
e88c5a33 1587#endif /* READ_ONLY */
3839e657
TT		 1588
1589void do_find_free_block(int argc, char *argv[])
1590{
048786d7 1591 blk64_t free_blk, goal, first_free = 0;
e1018eea 1592 int count;
3839e657
TT		 1593 errcode_t retval;
1594 char *tmp;
efc6f628 1595
e1018eea
TT		 1596 if ((argc > 3) || (argc==2 && *argv[1] == '?')) {
1597 com_err(argv[0], 0, "Usage: find_free_block [count [goal]]");
3839e657
TT		 1598 return;
1599 }
1600 if (check_fs_open(argv[0]))
1601 return;
1602
1603 if (argc > 1) {
e1018eea
TT		 1604 count = strtol(argv[1],&tmp,0);
1605 if (*tmp) {
1606 com_err(argv[0], 0, "Bad count - %s", argv[1]);
1607 return;
1608 }
1609 } else
1610 count = 1;
1611
1612 if (argc > 2) {
1613 goal = strtol(argv[2], &tmp, 0);
3839e657
TT		 1614 if (*tmp) {
1615 com_err(argv[0], 0, "Bad goal - %s", argv[1]);
1616 return;
1617 }
1618 }
1619 else
fc6d9d51 1620 goal = current_fs->super->s_first_data_block;
3839e657 1621
e1018eea 1622 printf("Free blocks found: ");
efc6f628 1623 free_blk = goal - 1;
e1018eea 1624 while (count-- > 0) {
048786d7
VAH		 1625 retval = ext2fs_new_block2(current_fs, free_blk + 1, 0,
1626 &free_blk);
5aae7c29
TT		 1627 if (first_free) {
1628 if (first_free == free_blk)
1629 break;
1630 } else
1631 first_free = free_blk;
e1018eea 1632 if (retval) {
9b9a780f 1633 com_err("ext2fs_new_block", retval, 0);
e1018eea
TT		 1634 return;
1635 } else
048786d7 1636 printf("%llu ", free_blk);
e1018eea
TT		 1637 }
1638 printf("\n");
3839e657
TT		 1639}
1640
1641void do_find_free_inode(int argc, char *argv[])
1642{
b044c2e0
TT		 1643 ext2_ino_t free_inode, dir;
1644 int mode;
1645 int retval;
1646 char *tmp;
efc6f628 1647
50e1e10f
TT		 1648 if (argc > 3 || (argc>1 && *argv[1] == '?')) {
1649 com_err(argv[0], 0, "Usage: find_free_inode [dir] [mode]");
3839e657
TT		 1650 return;
1651 }
1652 if (check_fs_open(argv[0]))
1653 return;
1654
1655 if (argc > 1) {
1656 dir = strtol(argv[1], &tmp, 0);
1657 if (*tmp) {
1658 com_err(argv[0], 0, "Bad dir - %s", argv[1]);
1659 return;
1660 }
1661 }
1662 else
1663 dir = root;
1664 if (argc > 2) {
1665 mode = strtol(argv[2], &tmp, 0);
1666 if (*tmp) {
1667 com_err(argv[0], 0, "Bad mode - %s", argv[2]);
1668 return;
1669 }
50e1e10f 1670 } else
3839e657
TT		 1671 mode = 010755;
1672
fc6d9d51 1673 retval = ext2fs_new_inode(current_fs, dir, mode, 0, &free_inode);
3839e657 1674 if (retval)
9b9a780f 1675 com_err("ext2fs_new_inode", retval, 0);
3839e657 1676 else
b044c2e0 1677 printf("Free inode found: %u\n", free_inode);
3839e657
TT		 1678}
1679
e88c5a33 1680#ifndef READ_ONLY
50e1e10f
TT		 1681void do_write(int argc, char *argv[])
1682{
b044c2e0 1683 errcode_t retval;
50e1e10f 1684
e1018eea
TT		 1685 if (common_args_process(argc, argv, 3, 3, "write",
1686 "<native file> <new file>", CHECK_FS_RW))
50e1e10f 1687 return;
e1018eea 1688
a3111e80
DW		 1689 retval = do_write_internal(current_fs, cwd, argv[1], argv[2], root);
1690 if (retval)
9b9a780f 1691 com_err(argv[0], retval, 0);
50e1e10f
TT		 1692}
1693
1694void do_mknod(int argc, char *argv[])
1695{
c4c9bc59 1696 unsigned long major, minor;
b044c2e0 1697 errcode_t retval;
c4c9bc59 1698 int nr;
9aa3aa8d 1699 struct stat st;
50e1e10f
TT		 1700
1701 if (check_fs_open(argv[0]))
1702 return;
1703 if (argc < 3 || argv[2][1]) {
e1018eea 1704 usage:
50e1e10f
TT		 1705 com_err(argv[0], 0, "Usage: mknod <name> [p| [c|b] <major> <minor>]");
1706 return;
1707 }
9aa3aa8d 1708
c4c9bc59 1709 minor = major = 0;
50e1e10f
TT		 1710 switch (argv[2][0]) {
1711 case 'p':
9aa3aa8d 1712 st.st_mode = S_IFIFO;
50e1e10f
TT		 1713 nr = 3;
1714 break;
1715 case 'c':
9aa3aa8d 1716 st.st_mode = S_IFCHR;
50e1e10f
TT		 1717 nr = 5;
1718 break;
1719 case 'b':
9aa3aa8d 1720 st.st_mode = S_IFBLK;
50e1e10f
TT		 1721 nr = 5;
1722 break;
1723 default:
1724 nr = 0;
1725 }
9aa3aa8d 1726
50e1e10f
TT		 1727 if (nr == 5) {
1728 major = strtoul(argv[3], argv+3, 0);
1729 minor = strtoul(argv[4], argv+4, 0);
2d10769e 1730 if (major > 65535 || minor > 65535 || argv[3][0] || argv[4][0])
50e1e10f
TT		 1731 nr = 0;
1732 }
9aa3aa8d 1733
e1018eea
TT		 1734 if (argc != nr)
1735 goto usage;
9aa3aa8d
RY		 1736
1737 st.st_rdev = makedev(major, minor);
a3111e80
DW		 1738 retval = do_mknod_internal(current_fs, cwd, argv[1], &st);
1739 if (retval)
9b9a780f 1740 com_err(argv[0], retval, 0);
50e1e10f
TT		 1741}
1742
3839e657
TT		 1743void do_mkdir(int argc, char *argv[])
1744{
3839e657
TT		 1745 errcode_t retval;
1746
e1018eea
TT		 1747 if (common_args_process(argc, argv, 2, 2, "mkdir",
1748 "<filename>", CHECK_FS_RW))
d3aea7dc
TT		 1749 return;
1750
25f291c9 1751 retval = do_mkdir_internal(current_fs, cwd, argv[1], root);
a3111e80 1752 if (retval)
9aa3aa8d 1753 com_err(argv[0], retval, 0);
3839e657
TT		 1754
1755}
1756
048786d7
VAH		 1757static int release_blocks_proc(ext2_filsys fs, blk64_t *blocknr,
1758 e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)),
1759 blk64_t ref_block EXT2FS_ATTR((unused)),
1760 int ref_offset EXT2FS_ATTR((unused)),
54434927 1761 void *private EXT2FS_ATTR((unused)))
3839e657 1762{
048786d7 1763 blk64_t block;
34436891
TT		 1764
1765 block = *blocknr;
048786d7 1766 ext2fs_block_alloc_stats2(fs, block, -1);
3839e657
TT		 1767 return 0;
1768}
1769
b044c2e0 1770static void kill_file_by_inode(ext2_ino_t inode)
3839e657
TT		 1771{
1772 struct ext2_inode inode_buf;
1773
e1018eea
TT		 1774 if (debugfs_read_inode(inode, &inode_buf, 0))
1775 return;
4efae606 1776 inode_buf.i_dtime = current_fs->now ? current_fs->now : time(0);
e1018eea
TT		 1777 if (debugfs_write_inode(inode, &inode_buf, 0))
1778 return;
716a3c35
ZL		 1779 if (ext2fs_inode_has_valid_blocks2(current_fs, &inode_buf)) {
1780 ext2fs_block_iterate3(current_fs, inode, BLOCK_FLAG_READ_ONLY,
1781 NULL, release_blocks_proc, NULL);
1782 }
521e3685 1783 printf("\n");
d7f64ae8
TT		 1784 ext2fs_inode_alloc_stats2(current_fs, inode, -1,
1785 LINUX_S_ISDIR(inode_buf.i_mode));
3839e657
TT		 1786}
1787
1788
1789void do_kill_file(int argc, char *argv[])
1790{
b044c2e0 1791 ext2_ino_t inode_num;
3839e657 1792
e1018eea 1793 if (common_inode_args_process(argc, argv, &inode_num, CHECK_FS_RW))
3839e657
TT		 1794 return;
1795
3839e657
TT		 1796 kill_file_by_inode(inode_num);
1797}
1798
1799void do_rm(int argc, char *argv[])
1800{
1801 int retval;
b044c2e0 1802 ext2_ino_t inode_num;
3839e657
TT		 1803 struct ext2_inode inode;
1804
e1018eea
TT		 1805 if (common_args_process(argc, argv, 2, 2, "rm",
1806 "<filename>", CHECK_FS_RW))
d3aea7dc
TT		 1807 return;
1808
fc6d9d51 1809 retval = ext2fs_namei(current_fs, root, cwd, argv[1], &inode_num);
3839e657 1810 if (retval) {
91d6d486 1811 com_err(argv[0], retval, "while trying to resolve filename");
3839e657
TT		 1812 return;
1813 }
1814
e1018eea 1815 if (debugfs_read_inode(inode_num, &inode, argv[0]))
3839e657 1816 return;
3839e657 1817
50e1e10f 1818 if (LINUX_S_ISDIR(inode.i_mode)) {
3839e657
TT		 1819 com_err(argv[0], 0, "file is a directory");
1820 return;
1821 }
1822
1823 --inode.i_links_count;
e1018eea 1824 if (debugfs_write_inode(inode_num, &inode, argv[0]))
3839e657 1825 return;
3839e657
TT		 1826
1827 unlink_file_by_name(argv[1]);
1828 if (inode.i_links_count == 0)
1829 kill_file_by_inode(inode_num);
1830}
1831
d7f64ae8
TT		 1832struct rd_struct {
1833 ext2_ino_t parent;
1834 int empty;
1835};
1836
54434927
TT		 1837static int rmdir_proc(ext2_ino_t dir EXT2FS_ATTR((unused)),
1838 int entry EXT2FS_ATTR((unused)),
d7f64ae8 1839 struct ext2_dir_entry *dirent,
54434927
TT		 1840 int offset EXT2FS_ATTR((unused)),
1841 int blocksize EXT2FS_ATTR((unused)),
1842 char *buf EXT2FS_ATTR((unused)),
d7f64ae8
TT		 1843 void *private)
1844{
1845 struct rd_struct *rds = (struct rd_struct *) private;
1846
1847 if (dirent->inode == 0)
1848 return 0;
70f4632b 1849 if ((ext2fs_dirent_name_len(dirent) == 1) && (dirent->name[0] == '.'))
d7f64ae8 1850 return 0;
70f4632b 1851 if ((ext2fs_dirent_name_len(dirent) == 2) && (dirent->name[0] == '.') &&
d7f64ae8
TT		 1852 (dirent->name[1] == '.')) {
1853 rds->parent = dirent->inode;
1854 return 0;
1855 }
1856 rds->empty = 0;
1857 return 0;
1858}
efc6f628 1859
d7f64ae8
TT		 1860void do_rmdir(int argc, char *argv[])
1861{
1862 int retval;
1863 ext2_ino_t inode_num;
1864 struct ext2_inode inode;
1865 struct rd_struct rds;
1866
1867 if (common_args_process(argc, argv, 2, 2, "rmdir",
1868 "<filename>", CHECK_FS_RW))
1869 return;
1870
1871 retval = ext2fs_namei(current_fs, root, cwd, argv[1], &inode_num);
1872 if (retval) {
1873 com_err(argv[0], retval, "while trying to resolve filename");
1874 return;
1875 }
1876
1877 if (debugfs_read_inode(inode_num, &inode, argv[0]))
1878 return;
1879
1880 if (!LINUX_S_ISDIR(inode.i_mode)) {
1881 com_err(argv[0], 0, "file is not a directory");
1882 return;
1883 }
1884
1885 rds.parent = 0;
1886 rds.empty = 1;
1887
1888 retval = ext2fs_dir_iterate2(current_fs, inode_num, 0,
1889 0, rmdir_proc, &rds);
1890 if (retval) {
1891 com_err(argv[0], retval, "while iterating over directory");
1892 return;
1893 }
1894 if (rds.empty == 0) {
1895 com_err(argv[0], 0, "directory not empty");
1896 return;
1897 }
1898
1899 inode.i_links_count = 0;
1900 if (debugfs_write_inode(inode_num, &inode, argv[0]))
1901 return;
1902
1903 unlink_file_by_name(argv[1]);
1904 kill_file_by_inode(inode_num);
1905
1906 if (rds.parent) {
1907 if (debugfs_read_inode(rds.parent, &inode, argv[0]))
1908 return;
1909 if (inode.i_links_count > 1)
1910 inode.i_links_count--;
1911 if (debugfs_write_inode(rds.parent, &inode, argv[0]))
1912 return;
1913 }
1914}
e88c5a33 1915#endif /* READ_ONLY */
d7f64ae8 1916
efc6f628 1917void do_show_debugfs_params(int argc EXT2FS_ATTR((unused)),
54434927 1918 char *argv[] EXT2FS_ATTR((unused)))
3839e657 1919{
fc6d9d51 1920 if (current_fs)
1d520184
ZL		 1921 printf("Open mode: read-%s\n",
1922 current_fs->flags & EXT2_FLAG_RW ? "write" : "only");
1923 printf("Filesystem in use: %s\n",
1924 current_fs ? current_fs->device_name : "--none--");
3839e657
TT		 1925}
1926
e88c5a33 1927#ifndef READ_ONLY
3839e657
TT		 1928void do_expand_dir(int argc, char *argv[])
1929{
b044c2e0 1930 ext2_ino_t inode;
3839e657
TT		 1931 int retval;
1932
e1018eea 1933 if (common_inode_args_process(argc, argv, &inode, CHECK_FS_RW))
3839e657
TT		 1934 return;
1935
fc6d9d51 1936 retval = ext2fs_expand_dir(current_fs, inode);
3839e657 1937 if (retval)
9b9a780f 1938 com_err("ext2fs_expand_dir", retval, 0);
3839e657
TT		 1939 return;
1940}
1941
d3aea7dc
TT		 1942void do_features(int argc, char *argv[])
1943{
1944 int i;
efc6f628 1945
d3aea7dc
TT		 1946 if (check_fs_open(argv[0]))
1947 return;
1948
1949 if ((argc != 1) && check_fs_read_write(argv[0]))
1950 return;
1951 for (i=1; i < argc; i++) {
1952 if (e2p_edit_feature(argv[i],
06968e7e 1953 &current_fs->super->s_feature_compat, 0))
d3aea7dc
TT		 1954 com_err(argv[0], 0, "Unknown feature: %s\n",
1955 argv[i]);
1956 else
1957 ext2fs_mark_super_dirty(current_fs);
1958 }
5dd8f963 1959 print_features(current_fs->super, stdout);
d3aea7dc 1960}
e88c5a33 1961#endif /* READ_ONLY */
d3aea7dc 1962
b38cd283
TT		 1963void do_bmap(int argc, char *argv[])
1964{
1965 ext2_ino_t ino;
9ed2c124
TT		 1966 blk64_t blk, pblk = 0;
1967 int c, err, flags = 0, ret_flags = 0;
b38cd283 1968 errcode_t errcode;
efc6f628 1969
9ed2c124 1970 if (check_fs_open(argv[0]))
b38cd283
TT		 1971 return;
1972
9ed2c124
TT		 1973 reset_getopt();
1974 while ((c = getopt (argc, argv, "a")) != EOF) {
1975 switch (c) {
1976 case 'a':
1977 flags |= BMAP_ALLOC;
1978 break;
1979 default:
1980 goto print_usage;
1981 }
1982 }
1983
1984 if (argc <= optind+1) {
1985 print_usage:
1986 com_err(0, 0,
1987 "Usage: bmap [-a] <file> logical_blk [physical_blk]");
1988 return;
1989 }
1990
1991 ino = string_to_inode(argv[optind++]);
becf36f6
TT		 1992 if (!ino)
1993 return;
9ed2c124 1994 err = strtoblk(argv[0], argv[optind++], "logical block", &blk);
fe56188b
DW		 1995 if (err)
1996 return;
b38cd283 1997
9ed2c124
TT		 1998 if (argc > optind+1)
1999 goto print_usage;
2000
2001 if (argc == optind+1) {
2002 err = strtoblk(argv[0], argv[optind++],
2003 "physical block", &pblk);
2004 if (err)
2005 return;
2006 if (flags & BMAP_ALLOC) {
2007 com_err(0, 0, "Can't set and allocate a block");
2008 return;
2009 }
2010 flags |= BMAP_SET;
2011 }
2012
2013 errcode = ext2fs_bmap2(current_fs, ino, 0, 0, flags, blk,
2014 &ret_flags, &pblk);
b38cd283 2015 if (errcode) {
50295a3f 2016 com_err(argv[0], errcode,
048786d7 2017 "while mapping logical block %llu\n", blk);
b38cd283
TT		 2018 return;
2019 }
9ed2c124
TT		 2020 printf("%llu", pblk);
2021 if (ret_flags & BMAP_RET_UNINIT)
2022 fputs(" (uninit)", stdout);
2023 fputc('\n', stdout);
b38cd283
TT		 2024}
2025
becf36f6
TT		 2026void do_imap(int argc, char *argv[])
2027{
2028 ext2_ino_t ino;
2029 unsigned long group, block, block_nr, offset;
2030
2031 if (common_args_process(argc, argv, 2, 2, argv[0],
2032 "<file>", 0))
2033 return;
2034 ino = string_to_inode(argv[1]);
2035 if (!ino)
88494bb6 2036 return;
becf36f6
TT		 2037
2038 group = (ino - 1) / EXT2_INODES_PER_GROUP(current_fs->super);
2039 offset = ((ino - 1) % EXT2_INODES_PER_GROUP(current_fs->super)) *
2040 EXT2_INODE_SIZE(current_fs->super);
2041 block = offset >> EXT2_BLOCK_SIZE_BITS(current_fs->super);
048786d7 2042 if (!ext2fs_inode_table_loc(current_fs, (unsigned)group)) {
54434927 2043 com_err(argv[0], 0, "Inode table for group %lu is missing\n",
becf36f6
TT		 2044 group);
2045 return;
2046 }
048786d7 2047 block_nr = ext2fs_inode_table_loc(current_fs, (unsigned)group) +
becf36f6
TT		 2048 block;
2049 offset &= (EXT2_BLOCK_SIZE(current_fs->super) - 1);
2050
48e6e813
TT		 2051 printf("Inode %d is part of block group %lu\n"
2052 "\tlocated at block %lu, offset 0x%04lx\n", ino, group,
becf36f6
TT		 2053 block_nr, offset);
2054
2055}
2056
e13ebfdd
DW		 2057void do_idump(int argc, char *argv[])
2058{
2059 ext2_ino_t ino;
0befec4e 2060 unsigned char *buf;
e13ebfdd
DW		 2061 errcode_t err;
2062 int isize;
2063
2064 if (common_args_process(argc, argv, 2, 2, argv[0],
2065 "<file>", 0))
2066 return;
2067 ino = string_to_inode(argv[1]);
2068 if (!ino)
2069 return;
2070
2071 isize = EXT2_INODE_SIZE(current_fs->super);
2072 err = ext2fs_get_mem(isize, &buf);
2073 if (err) {
2074 com_err(argv[0], err, "while allocating memory");
2075 return;
2076 }
2077
2078 err = ext2fs_read_inode_full(current_fs, ino,
2079 (struct ext2_inode *)buf, isize);
2080 if (err) {
2081 com_err(argv[0], err, "while reading inode %d", ino);
2082 goto err;
2083 }
2084
2085 do_byte_hexdump(stdout, buf, isize);
2086err:
2087 ext2fs_free_mem(&buf);
2088}
2089
e88c5a33 2090#ifndef READ_ONLY
4efae606
TT		 2091void do_set_current_time(int argc, char *argv[])
2092{
188960ea 2093 __s64 now;
4efae606
TT		 2094
2095 if (common_args_process(argc, argv, 2, 2, argv[0],
2096 "<time>", 0))
2097 return;
becf36f6 2098
4efae606 2099 now = string_to_time(argv[1]);
188960ea 2100 if (now == -1) {
4efae606
TT		 2101 com_err(argv[0], 0, "Couldn't parse argument as a time: %s\n",
2102 argv[1]);
2103 return;
2104
2105 } else {
2106 printf("Setting current time to %s\n", time_to_string(now));
2107 current_fs->now = now;
2108 }
2109}
e88c5a33 2110#endif /* READ_ONLY */
b38cd283 2111
03efde8a
AD		 2112static int find_supp_feature(__u32 *supp, int feature_type, char *name)
2113{
2114 int compat, bit, ret;
2115 unsigned int feature_mask;
2116
2117 if (name) {
2118 if (feature_type == E2P_FS_FEATURE)
2119 ret = e2p_string2feature(name, &compat, &feature_mask);
2120 else
2121 ret = e2p_jrnl_string2feature(name, &compat,
2122 &feature_mask);
2123 if (ret)
2124 return ret;
2125
2126 if (!(supp[compat] & feature_mask))
2127 return 1;
2128 } else {
2129 for (compat = 0; compat < 3; compat++) {
2130 for (bit = 0, feature_mask = 1; bit < 32;
2131 bit++, feature_mask <<= 1) {
2132 if (supp[compat] & feature_mask) {
2133 if (feature_type == E2P_FS_FEATURE)
2134 fprintf(stdout, " %s",
2135 e2p_feature2string(compat,
2136 feature_mask));
2137 else
2138 fprintf(stdout, " %s",
2139 e2p_jrnl_feature2string(compat,
2140 feature_mask));
2141 }
2142 }
2143 }
2144 fprintf(stdout, "\n");
2145 }
2146
2147 return 0;
2148}
2149
2150void do_supported_features(int argc, char *argv[])
2151{
42080a86 2152 int ret;
03efde8a
AD		 2153 __u32 supp[3] = { EXT2_LIB_FEATURE_COMPAT_SUPP,
2154 EXT2_LIB_FEATURE_INCOMPAT_SUPP,
2155 EXT2_LIB_FEATURE_RO_COMPAT_SUPP };
2156 __u32 jrnl_supp[3] = { JFS_KNOWN_COMPAT_FEATURES,
2157 JFS_KNOWN_INCOMPAT_FEATURES,
2158 JFS_KNOWN_ROCOMPAT_FEATURES };
2159
2160 if (argc > 1) {
2161 ret = find_supp_feature(supp, E2P_FS_FEATURE, argv[1]);
2162 if (ret) {
2163 ret = find_supp_feature(jrnl_supp, E2P_JOURNAL_FEATURE,
2164 argv[1]);
2165 }
2166 if (ret)
2167 com_err(argv[0], 0, "Unknown feature: %s\n", argv[1]);
2168 else
2169 fprintf(stdout, "Supported feature: %s\n", argv[1]);
2170 } else {
2171 fprintf(stdout, "Supported features:");
2172 ret = find_supp_feature(supp, E2P_FS_FEATURE, NULL);
2173 ret = find_supp_feature(jrnl_supp, E2P_JOURNAL_FEATURE, NULL);
2174 }
2175}
2176
e88c5a33 2177#ifndef READ_ONLY
86685923
TT		 2178void do_punch(int argc, char *argv[])
2179{
2180 ext2_ino_t ino;
2181 blk64_t start, end;
2182 int err;
2183 errcode_t errcode;
2184
2185 if (common_args_process(argc, argv, 3, 4, argv[0],
2186 "<file> start_blk [end_blk]",
2187 CHECK_FS_RW | CHECK_FS_BITMAPS))
2188 return;
2189
2190 ino = string_to_inode(argv[1]);
2191 if (!ino)
2192 return;
a25fffae 2193 err = strtoblk(argv[0], argv[2], "logical block", &start);
fe56188b
DW		 2194 if (err)
2195 return;
2196 if (argc == 4) {
a25fffae 2197 err = strtoblk(argv[0], argv[3], "logical block", &end);
fe56188b
DW		 2198 if (err)
2199 return;
2200 } else
86685923
TT		 2201 end = ~0;
2202
2203 errcode = ext2fs_punch(current_fs, ino, 0, 0, start, end);
2204
2205 if (errcode) {
2206 com_err(argv[0], errcode,
2207 "while truncating inode %u from %llu to %llu\n", ino,
2208 (unsigned long long) start, (unsigned long long) end);
2209 return;
2210 }
2211}
2f8c0d02
DW		 2212
2213void do_fallocate(int argc, char *argv[])
2214{
2215 ext2_ino_t ino;
2216 blk64_t start, end;
2217 int err;
2218 errcode_t errcode;
2219
2220 if (common_args_process(argc, argv, 3, 4, argv[0],
2221 "<file> start_blk [end_blk]",
2222 CHECK_FS_RW | CHECK_FS_BITMAPS))
2223 return;
2224
2225 ino = string_to_inode(argv[1]);
2226 if (!ino)
2227 return;
2228 err = strtoblk(argv[0], argv[2], "logical block", &start);
2229 if (err)
2230 return;
2231 if (argc == 4) {
2232 err = strtoblk(argv[0], argv[3], "logical block", &end);
2233 if (err)
2234 return;
2235 } else
2236 end = ~0;
2237
2238 errcode = ext2fs_fallocate(current_fs, EXT2_FALLOCATE_INIT_BEYOND_EOF,
2239 ino, NULL, ~0ULL, start, end - start + 1);
2240
2241 if (errcode) {
2242 com_err(argv[0], errcode,
2243 "while fallocating inode %u from %llu to %llu\n", ino,
2244 (unsigned long long) start, (unsigned long long) end);
2245 return;
2246 }
2247}
e88c5a33 2248#endif /* READ_ONLY */
86685923 2249
4df6a37b
DH		 2250void do_symlink(int argc, char *argv[])
2251{
4df6a37b
DH		 2252 errcode_t retval;
2253
2254 if (common_args_process(argc, argv, 3, 3, "symlink",
2255 "<filename> <target>", CHECK_FS_RW))
2256 return;
2257
a3111e80
DW		 2258 retval = do_symlink_internal(current_fs, cwd, argv[1], argv[2], root);
2259 if (retval)
9aa3aa8d 2260 com_err(argv[0], retval, 0);
4df6a37b
DH		 2261
2262}
2263
25f291c9 2264#if CONFIG_MMP
3cebf9c1 2265void do_dump_mmp(int argc EXT2FS_ATTR((unused)), char *argv[])
0f5eba75 2266{
0f5eba75 2267 struct mmp_struct *mmp_s;
2fe6136c 2268 unsigned long long mmp_block;
0f5eba75
AD		 2269 time_t t;
2270 errcode_t retval = 0;
2271
7105c183
ES		 2272 if (check_fs_open(argv[0]))
2273 return;
2274
2fe6136c
AD		 2275 if (argc > 1) {
2276 char *end = NULL;
2277 mmp_block = strtoull(argv[1], &end, 0);
2278 if (end == argv[0] || mmp_block == 0) {
2279 fprintf(stderr, "%s: invalid MMP block '%s' given\n",
2280 argv[0], argv[1]);
2281 return;
2282 }
2283 } else {
2284 mmp_block = current_fs->super->s_mmp_block;
2285 }
2286
2287 if (mmp_block == 0) {
2288 fprintf(stderr, "%s: MMP: not active on this filesystem.\n",
2289 argv[0]);
2290 return;
2291 }
2292
0f5eba75
AD		 2293 if (current_fs->mmp_buf == NULL) {
2294 retval = ext2fs_get_mem(current_fs->blocksize,
2295 &current_fs->mmp_buf);
2296 if (retval) {
2297 com_err(argv[0], retval, "allocating MMP buffer.\n");
2298 return;
2299 }
2300 }
2301
2302 mmp_s = current_fs->mmp_buf;
2303
2fe6136c 2304 retval = ext2fs_mmp_read(current_fs, mmp_block, current_fs->mmp_buf);
0f5eba75 2305 if (retval) {
2fe6136c
AD		 2306 com_err(argv[0], retval, "reading MMP block %llu.\n",
2307 mmp_block);
0f5eba75
AD		 2308 return;
2309 }
2310
2311 t = mmp_s->mmp_time;
2312 fprintf(stdout, "block_number: %llu\n", current_fs->super->s_mmp_block);
2313 fprintf(stdout, "update_interval: %d\n",
2314 current_fs->super->s_mmp_update_interval);
2315 fprintf(stdout, "check_interval: %d\n", mmp_s->mmp_check_interval);
2316 fprintf(stdout, "sequence: %08x\n", mmp_s->mmp_seq);
2317 fprintf(stdout, "time: %lld -- %s", mmp_s->mmp_time, ctime(&t));
2318 fprintf(stdout, "node_name: %s\n", mmp_s->mmp_nodename);
2319 fprintf(stdout, "device_name: %s\n", mmp_s->mmp_bdevname);
7105c183 2320 fprintf(stdout, "magic: 0x%x\n", mmp_s->mmp_magic);
a9620d8b 2321 fprintf(stdout, "checksum: 0x%08x\n", mmp_s->mmp_checksum);
25f291c9
TT		 2322 fprintf(stdout, "MMP is unsupported, please recompile with "
2323 "--enable-mmp\n");
2324}
d6a4bcb5 2325#else
25f291c9
TT		 2326void do_dump_mmp(int argc EXT2FS_ATTR((unused)),
2327 char *argv[] EXT2FS_ATTR((unused)))
2328{
d6a4bcb5
TB		 2329 fprintf(stdout, "MMP is unsupported, please recompile with "
2330 "--enable-mmp\n");
0f5eba75 2331}
25f291c9 2332#endif
0f5eba75 2333
9e85208e 2334static int source_file(const char *cmd_file, int ss_idx)
fc6d9d51
TT		 2335{
2336 FILE *f;
355ffb2f 2337 char buf[BUFSIZ];
fc6d9d51
TT		 2338 char *cp;
2339 int exit_status = 0;
2340 int retval;
2341
2342 if (strcmp(cmd_file, "-") == 0)
2343 f = stdin;
2344 else {
2345 f = fopen(cmd_file, "r");
2346 if (!f) {
2347 perror(cmd_file);
2348 exit(1);
2349 }
2350 }
2a7bfe83
TT		 2351 fflush(stdout);
2352 fflush(stderr);
fc6d9d51
TT		 2353 setbuf(stdout, NULL);
2354 setbuf(stderr, NULL);
2355 while (!feof(f)) {
2356 if (fgets(buf, sizeof(buf), f) == NULL)
2357 break;
2358 cp = strchr(buf, '\n');
2359 if (cp)
2360 *cp = 0;
2361 cp = strchr(buf, '\r');
2362 if (cp)
2363 *cp = 0;
2364 printf("debugfs: %s\n", buf);
9e85208e 2365 retval = ss_execute_line(ss_idx, buf);
fc6d9d51 2366 if (retval) {
9e85208e 2367 ss_perror(ss_idx, retval, buf);
fc6d9d51
TT		 2368 exit_status++;
2369 }
2370 }
2d7ef236
PT		 2371 if (f != stdin)
2372 fclose(f);
fc6d9d51
TT		 2373 return exit_status;
2374}
2375
a8859cad 2376int main(int argc, char **argv)
3839e657 2377{
50e1e10f 2378 int retval;
e88c5a33
TT		 2379 const char *usage =
2380 "Usage: %s [-b blocksize] [-s superblock] [-f cmd_file] "
2381 "[-R request] [-V] ["
2382#ifndef READ_ONLY
491cc33a 2383 "[-w] [-z undo_file] "
e88c5a33
TT		 2384#endif
2385 "[-c] device]";
f1304811 2386 int c;
03b9dca6 2387 int open_flags = EXT2_FLAG_SOFTSUPP_FEATURES | EXT2_FLAG_64BITS;
fc6d9d51
TT		 2388 char *request = 0;
2389 int exit_status = 0;
2390 char *cmd_file = 0;
048786d7
VAH		 2391 blk64_t superblock = 0;
2392 blk64_t blocksize = 0;
2e8d40d5 2393 int catastrophic = 0;
1ad54a94 2394 char *data_filename = 0;
e88c5a33 2395#ifdef READ_ONLY
9bca9a39 2396 const char *opt_string = "nicR:f:b:s:Vd:D";
e88c5a33 2397#else
491cc33a
DW		 2398 const char *opt_string = "niwcR:f:b:s:Vd:Dz:";
2399 char *undo_file = NULL;
e88c5a33 2400#endif
1fc23b5e
TT		 2401#ifdef CONFIG_JBD_DEBUG
2402 char *jbd_debug;
2403#endif
efc6f628 2404
49ce6cb5 2405 if (debug_prog_name == 0)
e88c5a33
TT		 2406#ifdef READ_ONLY
2407 debug_prog_name = "rdebugfs";
2408#else
49ce6cb5 2409 debug_prog_name = "debugfs";
e88c5a33 2410#endif
a6d8302b 2411 add_error_table(&et_ext2_error_table);
49ce6cb5
TT		 2412 fprintf (stderr, "%s %s (%s)\n", debug_prog_name,
2413 E2FSPROGS_VERSION, E2FSPROGS_DATE);
3839e657 2414
1fc23b5e
TT		 2415#ifdef CONFIG_JBD_DEBUG
2416 jbd_debug = ss_safe_getenv("DEBUGFS_JBD_DEBUG");
2417 if (jbd_debug) {
2418 int res = sscanf(jbd_debug, "%d", &journal_enable_debug);
2419
2420 if (res != 1) {
2421 fprintf(stderr,
2422 "DEBUGFS_JBD_DEBUG \"%s\" not an integer\n\n",
2423 jbd_debug);
2424 exit(1);
2425 }
2426 }
2427#endif
e88c5a33 2428 while ((c = getopt (argc, argv, opt_string)) != EOF) {
3839e657 2429 switch (c) {
fc6d9d51
TT		 2430 case 'R':
2431 request = optarg;
2432 break;
2433 case 'f':
2434 cmd_file = optarg;
2435 break;
1ad54a94
TT		 2436 case 'd':
2437 data_filename = optarg;
2438 break;
59cf7e0d
TT		 2439 case 'i':
2440 open_flags |= EXT2_FLAG_IMAGE_FILE;
2441 break;
9bca9a39
DW		 2442 case 'n':
2443 open_flags |= EXT2_FLAG_IGNORE_CSUM_ERRORS;
2444 break;
e88c5a33 2445#ifndef READ_ONLY
3839e657 2446 case 'w':
59cf7e0d 2447 open_flags |= EXT2_FLAG_RW;
3839e657 2448 break;
e88c5a33 2449#endif
0fd68e02
TT		 2450 case 'D':
2451 open_flags |= EXT2_FLAG_DIRECT_IO;
2452 break;
2e8d40d5 2453 case 'b':
efc6f628 2454 blocksize = parse_ulong(optarg, argv[0],
e1018eea 2455 "block size", 0);
2e8d40d5
TT		 2456 break;
2457 case 's':
a25fffae
EW		 2458 retval = strtoblk(argv[0], optarg,
2459 "superblock block number",
2460 &superblock);
32541fe4 2461 if (retval)
fe56188b 2462 return 1;
2e8d40d5
TT		 2463 break;
2464 case 'c':
2465 catastrophic = 1;
2466 break;
818180cd
TT		 2467 case 'V':
2468 /* Print version number and exit */
2469 fprintf(stderr, "\tUsing %s\n",
2470 error_message(EXT2_ET_BASE));
2471 exit(0);
491cc33a
DW		 2472 case 'z':
2473 undo_file = optarg;
2474 break;
3839e657 2475 default:
49ce6cb5 2476 com_err(argv[0], 0, usage, debug_prog_name);
b4ac9cc3 2477 return 1;
3839e657
TT		 2478 }
2479 }
2480 if (optind < argc)
2e8d40d5 2481 open_filesystem(argv[optind], open_flags,
1ad54a94 2482 superblock, blocksize, catastrophic,
491cc33a 2483 data_filename, undo_file);
efc6f628 2484
49ce6cb5 2485 sci_idx = ss_create_invocation(debug_prog_name, "0.0", (char *) NULL,
3839e657
TT		 2486 &debug_cmds, &retval);
2487 if (retval) {
2488 ss_perror(sci_idx, retval, "creating invocation");
2489 exit(1);
2490 }
3ae497ea 2491 ss_get_readline(sci_idx);
3839e657
TT		 2492
2493 (void) ss_add_request_table (sci_idx, &ss_std_requests, 1, &retval);
2494 if (retval) {
2495 ss_perror(sci_idx, retval, "adding standard requests");
2496 exit (1);
2497 }
49ce6cb5
TT		 2498 if (extra_cmds)
2499 ss_add_request_table (sci_idx, extra_cmds, 1, &retval);
2500 if (retval) {
2501 ss_perror(sci_idx, retval, "adding extra requests");
2502 exit (1);
2503 }
fc6d9d51
TT		 2504 if (request) {
2505 retval = 0;
2506 retval = ss_execute_line(sci_idx, request);
2507 if (retval) {
2508 ss_perror(sci_idx, retval, request);
2509 exit_status++;
2510 }
2511 } else if (cmd_file) {
2512 exit_status = source_file(cmd_file, sci_idx);
2513 } else {
2514 ss_listen(sci_idx);
2515 }
3839e657 2516
6e9761c2
TT		 2517 ss_delete_invocation(sci_idx);
2518
fc6d9d51 2519 if (current_fs)
3839e657 2520 close_filesystem();
efc6f628 2521
a6d8302b 2522 remove_error_table(&et_ext2_error_table);
e597304a 2523 return exit_status;
3839e657 2524}
Unnamed repository; edit this file 'description' to name the repository.