]>
Commit | Line | Data |
---|---|---|
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> | |
50e1e10f | 18 | #ifdef HAVE_GETOPT_H |
3839e657 | 19 | #include <getopt.h> |
efc6f628 | 20 | #else |
50e1e10f TT |
21 | extern int optind; |
22 | extern char *optarg; | |
23 | #endif | |
50e1e10f TT |
24 | #ifdef HAVE_ERRNO_H |
25 | #include <errno.h> | |
26 | #endif | |
27 | #include <fcntl.h> | |
3839e657 TT |
28 | #include <sys/types.h> |
29 | #include <sys/stat.h> | |
30 | ||
3839e657 | 31 | #include "debugfs.h" |
fc6d9d51 | 32 | #include "uuid/uuid.h" |
f68aa414 | 33 | #include "e2p/e2p.h" |
3839e657 | 34 | |
ea822eeb TT |
35 | #include <ext2fs/ext2_ext_attr.h> |
36 | ||
818180cd | 37 | #include "../version.h" |
03efde8a | 38 | #include "jfs_user.h" |
818180cd | 39 | |
49ce6cb5 | 40 | ss_request_table *extra_cmds; |
2d328bb7 | 41 | const char *debug_prog_name; |
bee7b67c | 42 | int sci_idx; |
3839e657 | 43 | |
b044c2e0 TT |
44 | ext2_filsys current_fs = NULL; |
45 | ext2_ino_t root, cwd; | |
3839e657 | 46 | |
048786d7 VAH |
47 | static void open_filesystem(char *device, int open_flags, blk64_t superblock, |
48 | blk64_t blocksize, int catastrophic, | |
1ad54a94 | 49 | char *data_filename) |
3839e657 TT |
50 | { |
51 | int retval; | |
1ad54a94 | 52 | io_channel data_io = 0; |
2e8d40d5 TT |
53 | |
54 | if (superblock != 0 && blocksize == 0) { | |
55 | com_err(device, 0, "if you specify the superblock, you must also specify the block size"); | |
56 | current_fs = NULL; | |
57 | return; | |
58 | } | |
59 | ||
1ad54a94 TT |
60 | if (data_filename) { |
61 | if ((open_flags & EXT2_FLAG_IMAGE_FILE) == 0) { | |
efc6f628 | 62 | com_err(device, 0, |
1ad54a94 TT |
63 | "The -d option is only valid when reading an e2image file"); |
64 | current_fs = NULL; | |
65 | return; | |
66 | } | |
67 | retval = unix_io_manager->open(data_filename, 0, &data_io); | |
68 | if (retval) { | |
69 | com_err(data_filename, 0, "while opening data source"); | |
70 | current_fs = NULL; | |
71 | return; | |
72 | } | |
73 | } | |
74 | ||
2e8d40d5 TT |
75 | if (catastrophic && (open_flags & EXT2_FLAG_RW)) { |
76 | com_err(device, 0, | |
77 | "opening read-only because of catastrophic mode"); | |
78 | open_flags &= ~EXT2_FLAG_RW; | |
79 | } | |
0f5eba75 AD |
80 | if (catastrophic) |
81 | open_flags |= EXT2_FLAG_SKIP_MMP; | |
efc6f628 | 82 | |
2e8d40d5 | 83 | retval = ext2fs_open(device, open_flags, superblock, blocksize, |
fc6d9d51 | 84 | unix_io_manager, ¤t_fs); |
3839e657 TT |
85 | if (retval) { |
86 | com_err(device, retval, "while opening filesystem"); | |
fc6d9d51 | 87 | current_fs = NULL; |
3839e657 TT |
88 | return; |
89 | } | |
24dea554 | 90 | current_fs->default_bitmap_type = EXT2FS_BMAP64_RBTREE; |
2e8d40d5 TT |
91 | |
92 | if (catastrophic) | |
93 | com_err(device, 0, "catastrophic mode - not reading inode or group bitmaps"); | |
94 | else { | |
95 | retval = ext2fs_read_inode_bitmap(current_fs); | |
96 | if (retval) { | |
97 | com_err(device, retval, "while reading inode bitmap"); | |
98 | goto errout; | |
99 | } | |
100 | retval = ext2fs_read_block_bitmap(current_fs); | |
101 | if (retval) { | |
102 | com_err(device, retval, "while reading block bitmap"); | |
103 | goto errout; | |
104 | } | |
3839e657 | 105 | } |
1ad54a94 TT |
106 | |
107 | if (data_io) { | |
108 | retval = ext2fs_set_data_io(current_fs, data_io); | |
109 | if (retval) { | |
efc6f628 | 110 | com_err(device, retval, |
1ad54a94 TT |
111 | "while setting data source"); |
112 | goto errout; | |
113 | } | |
114 | } | |
115 | ||
3839e657 TT |
116 | root = cwd = EXT2_ROOT_INO; |
117 | return; | |
118 | ||
119 | errout: | |
fc6d9d51 | 120 | retval = ext2fs_close(current_fs); |
3839e657 TT |
121 | if (retval) |
122 | com_err(device, retval, "while trying to close filesystem"); | |
fc6d9d51 | 123 | current_fs = NULL; |
3839e657 TT |
124 | } |
125 | ||
126 | void do_open_filesys(int argc, char **argv) | |
127 | { | |
e1018eea | 128 | int c, err; |
2e8d40d5 | 129 | int catastrophic = 0; |
048786d7 VAH |
130 | blk64_t superblock = 0; |
131 | blk64_t blocksize = 0; | |
03b9dca6 | 132 | int open_flags = EXT2_FLAG_SOFTSUPP_FEATURES | EXT2_FLAG_64BITS; |
b0d17e0d | 133 | char *data_filename = 0; |
efc6f628 | 134 | |
88494bb6 | 135 | reset_getopt(); |
0fd68e02 | 136 | while ((c = getopt (argc, argv, "iwfecb:s:d:D")) != EOF) { |
3839e657 | 137 | switch (c) { |
59cf7e0d TT |
138 | case 'i': |
139 | open_flags |= EXT2_FLAG_IMAGE_FILE; | |
140 | break; | |
3839e657 | 141 | case 'w': |
e88c5a33 TT |
142 | #ifdef READ_ONLY |
143 | goto print_usage; | |
144 | #else | |
d3aea7dc | 145 | open_flags |= EXT2_FLAG_RW; |
e88c5a33 | 146 | #endif /* READ_ONLY */ |
d3aea7dc TT |
147 | break; |
148 | case 'f': | |
149 | open_flags |= EXT2_FLAG_FORCE; | |
3839e657 | 150 | break; |
98eb44bd TT |
151 | case 'e': |
152 | open_flags |= EXT2_FLAG_EXCLUSIVE; | |
153 | break; | |
2e8d40d5 TT |
154 | case 'c': |
155 | catastrophic = 1; | |
156 | break; | |
1ad54a94 TT |
157 | case 'd': |
158 | data_filename = optarg; | |
159 | break; | |
0fd68e02 TT |
160 | case 'D': |
161 | open_flags |= EXT2_FLAG_DIRECT_IO; | |
162 | break; | |
2e8d40d5 | 163 | case 'b': |
e1018eea TT |
164 | blocksize = parse_ulong(optarg, argv[0], |
165 | "block size", &err); | |
166 | if (err) | |
2e8d40d5 | 167 | return; |
2e8d40d5 TT |
168 | break; |
169 | case 's': | |
e1018eea TT |
170 | superblock = parse_ulong(optarg, argv[0], |
171 | "superblock number", &err); | |
172 | if (err) | |
2e8d40d5 | 173 | return; |
2e8d40d5 | 174 | break; |
3839e657 | 175 | default: |
9b9a780f | 176 | goto print_usage; |
3839e657 TT |
177 | } |
178 | } | |
179 | if (optind != argc-1) { | |
9b9a780f | 180 | goto print_usage; |
3839e657 TT |
181 | } |
182 | if (check_fs_not_open(argv[0])) | |
183 | return; | |
2e8d40d5 | 184 | open_filesystem(argv[optind], open_flags, |
efc6f628 | 185 | superblock, blocksize, catastrophic, |
1ad54a94 | 186 | data_filename); |
9b9a780f TT |
187 | return; |
188 | ||
189 | print_usage: | |
e88c5a33 TT |
190 | fprintf(stderr, "%s: Usage: open [-s superblock] [-b blocksize] [-c] " |
191 | #ifndef READ_ONLY | |
192 | "[-w] " | |
193 | #endif | |
194 | "<device>\n", argv[0]); | |
2e8d40d5 TT |
195 | } |
196 | ||
197 | void do_lcd(int argc, char **argv) | |
198 | { | |
57a1cbb6 TT |
199 | if (argc != 2) { |
200 | com_err(argv[0], 0, "Usage: %s %s", argv[0], "<native dir>"); | |
2e8d40d5 | 201 | return; |
57a1cbb6 | 202 | } |
2e8d40d5 TT |
203 | |
204 | if (chdir(argv[1]) == -1) { | |
205 | com_err(argv[0], errno, | |
206 | "while trying to change native directory to %s", | |
207 | argv[1]); | |
208 | return; | |
209 | } | |
3839e657 TT |
210 | } |
211 | ||
50e1e10f | 212 | static void close_filesystem(NOARGS) |
3839e657 TT |
213 | { |
214 | int retval; | |
efc6f628 | 215 | |
fc6d9d51 TT |
216 | if (current_fs->flags & EXT2_FLAG_IB_DIRTY) { |
217 | retval = ext2fs_write_inode_bitmap(current_fs); | |
3839e657 | 218 | if (retval) |
9b9a780f | 219 | com_err("ext2fs_write_inode_bitmap", retval, 0); |
3839e657 | 220 | } |
fc6d9d51 TT |
221 | if (current_fs->flags & EXT2_FLAG_BB_DIRTY) { |
222 | retval = ext2fs_write_block_bitmap(current_fs); | |
3839e657 | 223 | if (retval) |
9b9a780f | 224 | com_err("ext2fs_write_block_bitmap", retval, 0); |
3839e657 | 225 | } |
fc6d9d51 | 226 | retval = ext2fs_close(current_fs); |
3839e657 | 227 | if (retval) |
9b9a780f | 228 | com_err("ext2fs_close", retval, 0); |
fc6d9d51 | 229 | current_fs = NULL; |
3839e657 TT |
230 | return; |
231 | } | |
232 | ||
233 | void do_close_filesys(int argc, char **argv) | |
234 | { | |
6dce5328 TT |
235 | int c; |
236 | ||
237 | if (check_fs_open(argv[0])) | |
3839e657 | 238 | return; |
6dce5328 TT |
239 | |
240 | reset_getopt(); | |
241 | while ((c = getopt (argc, argv, "a")) != EOF) { | |
242 | switch (c) { | |
243 | case 'a': | |
244 | current_fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY; | |
245 | break; | |
246 | default: | |
247 | goto print_usage; | |
248 | } | |
249 | } | |
250 | ||
251 | if (argc > optind) { | |
252 | print_usage: | |
253 | com_err(0, 0, "Usage: close_filesys [-a]"); | |
254 | return; | |
255 | } | |
256 | ||
3839e657 TT |
257 | close_filesystem(); |
258 | } | |
259 | ||
e88c5a33 | 260 | #ifndef READ_ONLY |
3839e657 TT |
261 | void do_init_filesys(int argc, char **argv) |
262 | { | |
3839e657 TT |
263 | struct ext2_super_block param; |
264 | errcode_t retval; | |
e1018eea | 265 | int err; |
efc6f628 | 266 | |
e1018eea TT |
267 | if (common_args_process(argc, argv, 3, 3, "initialize", |
268 | "<device> <blocksize>", CHECK_FS_NOTOPEN)) | |
3839e657 TT |
269 | return; |
270 | ||
271 | memset(¶m, 0, sizeof(struct ext2_super_block)); | |
4efbac6f VAH |
272 | ext2fs_blocks_count_set(¶m, parse_ulong(argv[2], argv[0], |
273 | "blocks count", &err)); | |
e1018eea | 274 | if (err) |
3839e657 | 275 | return; |
fc6d9d51 TT |
276 | retval = ext2fs_initialize(argv[1], 0, ¶m, |
277 | unix_io_manager, ¤t_fs); | |
3839e657 TT |
278 | if (retval) { |
279 | com_err(argv[1], retval, "while initializing filesystem"); | |
fc6d9d51 | 280 | current_fs = NULL; |
3839e657 TT |
281 | return; |
282 | } | |
283 | root = cwd = EXT2_ROOT_INO; | |
284 | return; | |
285 | } | |
286 | ||
5dd8f963 | 287 | static void print_features(struct ext2_super_block * s, FILE *f) |
d3aea7dc | 288 | { |
d3aea7dc | 289 | int i, j, printed=0; |
092c3dec | 290 | __u32 *mask = &s->s_feature_compat, m; |
d3aea7dc | 291 | |
777ebb3e | 292 | fputs("Filesystem features:", f); |
d3aea7dc TT |
293 | for (i=0; i <3; i++,mask++) { |
294 | for (j=0,m=1; j < 32; j++, m<<=1) { | |
295 | if (*mask & m) { | |
296 | fprintf(f, " %s", e2p_feature2string(i, m)); | |
297 | printed++; | |
298 | } | |
299 | } | |
300 | } | |
301 | if (printed == 0) | |
777ebb3e TT |
302 | fputs("(none)", f); |
303 | fputs("\n", f); | |
d3aea7dc | 304 | } |
3cebf9c1 | 305 | #endif /* READ_ONLY */ |
d3aea7dc | 306 | |
732c8cd5 | 307 | static void print_bg_opts(ext2_filsys fs, dgrp_t group, int mask, |
f5fa2007 TT |
308 | const char *str, int *first, FILE *f) |
309 | { | |
cd65a24e | 310 | if (ext2fs_bg_flags_test(fs, group, mask)) { |
f5fa2007 TT |
311 | if (*first) { |
312 | fputs(" [", f); | |
313 | *first = 0; | |
314 | } else | |
315 | fputs(", ", f); | |
316 | fputs(str, f); | |
317 | } | |
318 | } | |
319 | ||
3839e657 TT |
320 | void do_show_super_stats(int argc, char *argv[]) |
321 | { | |
2418dfd7 | 322 | const char *units ="block"; |
54434927 | 323 | dgrp_t i; |
3839e657 | 324 | FILE *out; |
d3aea7dc | 325 | int c, header_only = 0; |
8fdf2911 JS |
326 | int numdirs = 0, first, gdt_csum; |
327 | ||
88494bb6 | 328 | reset_getopt(); |
d3aea7dc TT |
329 | while ((c = getopt (argc, argv, "h")) != EOF) { |
330 | switch (c) { | |
331 | case 'h': | |
332 | header_only++; | |
333 | break; | |
334 | default: | |
9b9a780f | 335 | goto print_usage; |
d3aea7dc TT |
336 | } |
337 | } | |
338 | if (optind != argc) { | |
9b9a780f | 339 | goto print_usage; |
3839e657 TT |
340 | } |
341 | if (check_fs_open(argv[0])) | |
342 | return; | |
343 | out = open_pager(); | |
bd09eff9 | 344 | |
2418dfd7 TT |
345 | if (EXT2_HAS_RO_COMPAT_FEATURE(current_fs->super, |
346 | EXT4_FEATURE_RO_COMPAT_BIGALLOC)) | |
347 | units = "cluster"; | |
348 | ||
bd09eff9 | 349 | list_super2(current_fs->super, out); |
34be9609 | 350 | for (i=0; i < current_fs->group_desc_count; i++) |
048786d7 | 351 | numdirs += ext2fs_bg_used_dirs_count(current_fs, i); |
34be9609 | 352 | fprintf(out, "Directories: %d\n", numdirs); |
efc6f628 | 353 | |
d3aea7dc TT |
354 | if (header_only) { |
355 | close_pager(out); | |
356 | return; | |
357 | } | |
efc6f628 | 358 | |
eefa4d95 ES |
359 | gdt_csum = EXT2_HAS_RO_COMPAT_FEATURE(current_fs->super, |
360 | EXT4_FEATURE_RO_COMPAT_GDT_CSUM); | |
048786d7 VAH |
361 | for (i = 0; i < current_fs->group_desc_count; i++) { |
362 | fprintf(out, " Group %2d: block bitmap at %llu, " | |
363 | "inode bitmap at %llu, " | |
364 | "inode table at %llu\n" | |
2418dfd7 | 365 | " %u free %s%s, " |
048786d7 VAH |
366 | "%u free %s, " |
367 | "%u used %s%s", | |
368 | i, ext2fs_block_bitmap_loc(current_fs, i), | |
369 | ext2fs_inode_bitmap_loc(current_fs, i), | |
370 | ext2fs_inode_table_loc(current_fs, i), | |
2418dfd7 | 371 | ext2fs_bg_free_blocks_count(current_fs, i), units, |
048786d7 | 372 | ext2fs_bg_free_blocks_count(current_fs, i) != 1 ? |
2418dfd7 | 373 | "s" : "", |
048786d7 VAH |
374 | ext2fs_bg_free_inodes_count(current_fs, i), |
375 | ext2fs_bg_free_inodes_count(current_fs, i) != 1 ? | |
376 | "inodes" : "inode", | |
377 | ext2fs_bg_used_dirs_count(current_fs, i), | |
378 | ext2fs_bg_used_dirs_count(current_fs, i) != 1 ? "directories" | |
379 | : "directory", gdt_csum ? ", " : "\n"); | |
8fdf2911 | 380 | if (gdt_csum) |
048786d7 VAH |
381 | fprintf(out, "%u unused %s\n", |
382 | ext2fs_bg_itable_unused(current_fs, i), | |
383 | ext2fs_bg_itable_unused(current_fs, i) != 1 ? | |
384 | "inodes" : "inode"); | |
f5fa2007 | 385 | first = 1; |
732c8cd5 | 386 | print_bg_opts(current_fs, i, EXT2_BG_INODE_UNINIT, "Inode not init", |
f5fa2007 | 387 | &first, out); |
732c8cd5 | 388 | print_bg_opts(current_fs, i, EXT2_BG_BLOCK_UNINIT, "Block not init", |
f5fa2007 | 389 | &first, out); |
8fdf2911 JS |
390 | if (gdt_csum) { |
391 | fprintf(out, "%sChecksum 0x%04x", | |
048786d7 | 392 | first ? " [":", ", ext2fs_bg_checksum(current_fs, i)); |
8fdf2911 JS |
393 | first = 0; |
394 | } | |
f5fa2007 TT |
395 | if (!first) |
396 | fputs("]\n", out); | |
397 | } | |
3839e657 | 398 | close_pager(out); |
9b9a780f TT |
399 | return; |
400 | print_usage: | |
401 | fprintf(stderr, "%s: Usage: show_super [-h]\n", argv[0]); | |
3839e657 TT |
402 | } |
403 | ||
e88c5a33 | 404 | #ifndef READ_ONLY |
efc6f628 | 405 | void do_dirty_filesys(int argc EXT2FS_ATTR((unused)), |
54434927 | 406 | char **argv EXT2FS_ATTR((unused))) |
21c84b71 TT |
407 | { |
408 | if (check_fs_open(argv[0])) | |
409 | return; | |
601002bd TT |
410 | if (check_fs_read_write(argv[0])) |
411 | return; | |
412 | ||
413 | if (argv[1] && !strcmp(argv[1], "-clean")) | |
414 | current_fs->super->s_state |= EXT2_VALID_FS; | |
415 | else | |
416 | current_fs->super->s_state &= ~EXT2_VALID_FS; | |
21c84b71 TT |
417 | ext2fs_mark_super_dirty(current_fs); |
418 | } | |
e88c5a33 | 419 | #endif /* READ_ONLY */ |
21c84b71 | 420 | |
3839e657 | 421 | struct list_blocks_struct { |
89e25cfd AD |
422 | FILE *f; |
423 | e2_blkcnt_t total; | |
048786d7 | 424 | blk64_t first_block, last_block; |
89e25cfd AD |
425 | e2_blkcnt_t first_bcnt, last_bcnt; |
426 | e2_blkcnt_t first; | |
3839e657 TT |
427 | }; |
428 | ||
0a3db93a TT |
429 | static void finish_range(struct list_blocks_struct *lb) |
430 | { | |
431 | if (lb->first_block == 0) | |
432 | return; | |
433 | if (lb->first) | |
434 | lb->first = 0; | |
435 | else | |
80bfaa3e | 436 | fprintf(lb->f, ", "); |
0a3db93a | 437 | if (lb->first_block == lb->last_block) |
048786d7 | 438 | fprintf(lb->f, "(%lld):%llu", |
de8f3a76 | 439 | (long long)lb->first_bcnt, lb->first_block); |
0a3db93a | 440 | else |
048786d7 | 441 | fprintf(lb->f, "(%lld-%lld):%llu-%llu", |
de8f3a76 AD |
442 | (long long)lb->first_bcnt, (long long)lb->last_bcnt, |
443 | lb->first_block, lb->last_block); | |
0a3db93a TT |
444 | lb->first_block = 0; |
445 | } | |
446 | ||
efc6f628 | 447 | static int list_blocks_proc(ext2_filsys fs EXT2FS_ATTR((unused)), |
048786d7 VAH |
448 | blk64_t *blocknr, e2_blkcnt_t blockcnt, |
449 | blk64_t ref_block EXT2FS_ATTR((unused)), | |
efc6f628 | 450 | int ref_offset EXT2FS_ATTR((unused)), |
54434927 | 451 | void *private) |
3839e657 TT |
452 | { |
453 | struct list_blocks_struct *lb = (struct list_blocks_struct *) private; | |
454 | ||
0a3db93a TT |
455 | lb->total++; |
456 | if (blockcnt >= 0) { | |
457 | /* | |
458 | * See if we can add on to the existing range (if it exists) | |
459 | */ | |
460 | if (lb->first_block && | |
461 | (lb->last_block+1 == *blocknr) && | |
462 | (lb->last_bcnt+1 == blockcnt)) { | |
463 | lb->last_block = *blocknr; | |
464 | lb->last_bcnt = blockcnt; | |
465 | return 0; | |
466 | } | |
467 | /* | |
468 | * Start a new range. | |
469 | */ | |
470 | finish_range(lb); | |
471 | lb->first_block = lb->last_block = *blocknr; | |
472 | lb->first_bcnt = lb->last_bcnt = blockcnt; | |
473 | return 0; | |
474 | } | |
475 | /* | |
476 | * Not a normal block. Always force a new range. | |
477 | */ | |
478 | finish_range(lb); | |
479 | if (lb->first) | |
480 | lb->first = 0; | |
481 | else | |
2c4a5406 | 482 | fprintf(lb->f, ", "); |
a5eef73b | 483 | if (blockcnt == -1) |
048786d7 | 484 | fprintf(lb->f, "(IND):%llu", (unsigned long long) *blocknr); |
a5eef73b | 485 | else if (blockcnt == -2) |
048786d7 | 486 | fprintf(lb->f, "(DIND):%llu", (unsigned long long) *blocknr); |
a5eef73b | 487 | else if (blockcnt == -3) |
048786d7 | 488 | fprintf(lb->f, "(TIND):%llu", (unsigned long long) *blocknr); |
3839e657 TT |
489 | return 0; |
490 | } | |
491 | ||
9b9a780f | 492 | static void dump_xattr_string(FILE *out, const char *str, int len) |
ea822eeb | 493 | { |
290ac0e3 | 494 | int printable = 0; |
ea822eeb | 495 | int i; |
efc6f628 | 496 | |
290ac0e3 | 497 | /* check: is string "printable enough?" */ |
ea822eeb | 498 | for (i = 0; i < len; i++) |
290ac0e3 ES |
499 | if (isprint(str[i])) |
500 | printable++; | |
501 | ||
502 | if (printable <= len*7/8) | |
503 | printable = 0; | |
ea822eeb TT |
504 | |
505 | for (i = 0; i < len; i++) | |
506 | if (printable) | |
290ac0e3 ES |
507 | fprintf(out, isprint(str[i]) ? "%c" : "\\%03o", |
508 | (unsigned char)str[i]); | |
ea822eeb | 509 | else |
d047e073 | 510 | fprintf(out, "%02x ", (unsigned char)str[i]); |
ea822eeb TT |
511 | } |
512 | ||
efc6f628 | 513 | static void internal_dump_inode_extra(FILE *out, |
de8f3a76 | 514 | const char *prefix EXT2FS_ATTR((unused)), |
efc6f628 | 515 | ext2_ino_t inode_num EXT2FS_ATTR((unused)), |
9b9a780f | 516 | struct ext2_inode_large *inode) |
ea822eeb TT |
517 | { |
518 | struct ext2_ext_attr_entry *entry; | |
519 | __u32 *magic; | |
520 | char *start, *end; | |
9b9a780f | 521 | unsigned int storage_size; |
ea822eeb | 522 | |
8deb80a5 | 523 | fprintf(out, "Size of extra inode fields: %u\n", inode->i_extra_isize); |
ea822eeb TT |
524 | if (inode->i_extra_isize > EXT2_INODE_SIZE(current_fs->super) - |
525 | EXT2_GOOD_OLD_INODE_SIZE) { | |
526 | fprintf(stderr, "invalid inode->i_extra_isize (%u)\n", | |
527 | inode->i_extra_isize); | |
528 | return; | |
529 | } | |
530 | storage_size = EXT2_INODE_SIZE(current_fs->super) - | |
531 | EXT2_GOOD_OLD_INODE_SIZE - | |
532 | inode->i_extra_isize; | |
533 | magic = (__u32 *)((char *)inode + EXT2_GOOD_OLD_INODE_SIZE + | |
534 | inode->i_extra_isize); | |
535 | if (*magic == EXT2_EXT_ATTR_MAGIC) { | |
536 | fprintf(out, "Extended attributes stored in inode body: \n"); | |
537 | end = (char *) inode + EXT2_INODE_SIZE(current_fs->super); | |
538 | start = (char *) magic + sizeof(__u32); | |
539 | entry = (struct ext2_ext_attr_entry *) start; | |
540 | while (!EXT2_EXT_IS_LAST_ENTRY(entry)) { | |
541 | struct ext2_ext_attr_entry *next = | |
542 | EXT2_EXT_ATTR_NEXT(entry); | |
543 | if (entry->e_value_size > storage_size || | |
544 | (char *) next >= end) { | |
545 | fprintf(out, "invalid EA entry in inode\n"); | |
546 | return; | |
547 | } | |
548 | fprintf(out, " "); | |
efc6f628 | 549 | dump_xattr_string(out, EXT2_EXT_ATTR_NAME(entry), |
ea822eeb TT |
550 | entry->e_name_len); |
551 | fprintf(out, " = \""); | |
552 | dump_xattr_string(out, start + entry->e_value_offs, | |
553 | entry->e_value_size); | |
8deb80a5 | 554 | fprintf(out, "\" (%u)\n", entry->e_value_size); |
ea822eeb TT |
555 | entry = next; |
556 | } | |
557 | } | |
558 | } | |
3839e657 | 559 | |
5e4f0709 | 560 | static void dump_blocks(FILE *f, const char *prefix, ext2_ino_t inode) |
3839e657 TT |
561 | { |
562 | struct list_blocks_struct lb; | |
563 | ||
da81e3fc | 564 | fprintf(f, "%sBLOCKS:\n%s", prefix, prefix); |
3839e657 | 565 | lb.total = 0; |
0a3db93a | 566 | lb.first_block = 0; |
3839e657 | 567 | lb.f = f; |
0a3db93a | 568 | lb.first = 1; |
048786d7 VAH |
569 | ext2fs_block_iterate3(current_fs, inode, BLOCK_FLAG_READ_ONLY, NULL, |
570 | list_blocks_proc, (void *)&lb); | |
0a3db93a | 571 | finish_range(&lb); |
3839e657 | 572 | if (lb.total) |
de8f3a76 | 573 | fprintf(f, "\n%sTOTAL: %lld\n", prefix, (long long)lb.total); |
3839e657 TT |
574 | fprintf(f,"\n"); |
575 | } | |
576 | ||
187cb623 TT |
577 | static int int_log10(unsigned long long arg) |
578 | { | |
579 | int l = 0; | |
580 | ||
581 | arg = arg / 10; | |
582 | while (arg) { | |
583 | l++; | |
584 | arg = arg / 10; | |
585 | } | |
586 | return l; | |
587 | } | |
588 | ||
589 | #define DUMP_LEAF_EXTENTS 0x01 | |
590 | #define DUMP_NODE_EXTENTS 0x02 | |
591 | #define DUMP_EXTENT_TABLE 0x04 | |
592 | ||
593 | static void dump_extents(FILE *f, const char *prefix, ext2_ino_t ino, | |
594 | int flags, int logical_width, int physical_width) | |
595 | { | |
596 | ext2_extent_handle_t handle; | |
597 | struct ext2fs_extent extent; | |
598 | struct ext2_extent_info info; | |
599 | int op = EXT2_EXTENT_ROOT; | |
600 | unsigned int printed = 0; | |
601 | errcode_t errcode; | |
602 | ||
603 | errcode = ext2fs_extent_open(current_fs, ino, &handle); | |
604 | if (errcode) | |
605 | return; | |
606 | ||
607 | if (flags & DUMP_EXTENT_TABLE) | |
608 | fprintf(f, "Level Entries %*s %*s Length Flags\n", | |
609 | (logical_width*2)+3, "Logical", | |
610 | (physical_width*2)+3, "Physical"); | |
611 | else | |
612 | fprintf(f, "%sEXTENTS:\n%s", prefix, prefix); | |
613 | ||
614 | while (1) { | |
615 | errcode = ext2fs_extent_get(handle, op, &extent); | |
616 | ||
617 | if (errcode) | |
618 | break; | |
619 | ||
620 | op = EXT2_EXTENT_NEXT; | |
621 | ||
622 | if (extent.e_flags & EXT2_EXTENT_FLAGS_SECOND_VISIT) | |
623 | continue; | |
624 | ||
625 | if (extent.e_flags & EXT2_EXTENT_FLAGS_LEAF) { | |
626 | if ((flags & DUMP_LEAF_EXTENTS) == 0) | |
627 | continue; | |
628 | } else { | |
629 | if ((flags & DUMP_NODE_EXTENTS) == 0) | |
630 | continue; | |
631 | } | |
632 | ||
633 | errcode = ext2fs_extent_get_info(handle, &info); | |
634 | if (errcode) | |
635 | continue; | |
636 | ||
637 | if (!(extent.e_flags & EXT2_EXTENT_FLAGS_LEAF)) { | |
638 | if (extent.e_flags & EXT2_EXTENT_FLAGS_SECOND_VISIT) | |
639 | continue; | |
640 | ||
641 | if (flags & DUMP_EXTENT_TABLE) { | |
642 | fprintf(f, "%2d/%2d %3d/%3d %*llu - %*llu " | |
643 | "%*llu%*s %6u\n", | |
644 | info.curr_level, info.max_depth, | |
645 | info.curr_entry, info.num_entries, | |
646 | logical_width, | |
647 | extent.e_lblk, | |
648 | logical_width, | |
649 | extent.e_lblk + (extent.e_len - 1), | |
650 | physical_width, | |
651 | extent.e_pblk, | |
652 | physical_width+3, "", extent.e_len); | |
653 | continue; | |
654 | } | |
655 | ||
a9468442 | 656 | fprintf(f, "%s(ETB%d):%lld", |
c4b87b8c | 657 | printed ? ", " : "", info.curr_level, |
187cb623 TT |
658 | extent.e_pblk); |
659 | printed = 1; | |
660 | continue; | |
661 | } | |
662 | ||
663 | if (flags & DUMP_EXTENT_TABLE) { | |
664 | fprintf(f, "%2d/%2d %3d/%3d %*llu - %*llu " | |
665 | "%*llu - %*llu %6u %s\n", | |
666 | info.curr_level, info.max_depth, | |
667 | info.curr_entry, info.num_entries, | |
668 | logical_width, | |
669 | extent.e_lblk, | |
670 | logical_width, | |
671 | extent.e_lblk + (extent.e_len - 1), | |
672 | physical_width, | |
673 | extent.e_pblk, | |
674 | physical_width, | |
675 | extent.e_pblk + (extent.e_len - 1), | |
676 | extent.e_len, | |
677 | extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT ? | |
678 | "Uninit" : ""); | |
679 | continue; | |
680 | } | |
681 | ||
682 | if (extent.e_len == 0) | |
683 | continue; | |
684 | else if (extent.e_len == 1) | |
685 | fprintf(f, | |
a9468442 | 686 | "%s(%lld%s):%lld", |
187cb623 TT |
687 | printed ? ", " : "", |
688 | extent.e_lblk, | |
689 | extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT ? | |
a9468442 | 690 | "[u]" : "", |
187cb623 TT |
691 | extent.e_pblk); |
692 | else | |
693 | fprintf(f, | |
a9468442 | 694 | "%s(%lld-%lld%s):%lld-%lld", |
187cb623 TT |
695 | printed ? ", " : "", |
696 | extent.e_lblk, | |
697 | extent.e_lblk + (extent.e_len - 1), | |
698 | extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT ? | |
a9468442 | 699 | "[u]" : "", |
187cb623 TT |
700 | extent.e_pblk, |
701 | extent.e_pblk + (extent.e_len - 1)); | |
702 | printed = 1; | |
703 | } | |
704 | if (printed) | |
705 | fprintf(f, "\n"); | |
706 | } | |
3839e657 | 707 | |
5e4f0709 | 708 | void internal_dump_inode(FILE *out, const char *prefix, |
da81e3fc TT |
709 | ext2_ino_t inode_num, struct ext2_inode *inode, |
710 | int do_dump_blocks) | |
3839e657 | 711 | { |
50e1e10f | 712 | const char *i_type; |
fc6d9d51 TT |
713 | char frag, fsize; |
714 | int os = current_fs->super->s_creator_os; | |
a16031c6 TT |
715 | struct ext2_inode_large *large_inode; |
716 | int is_large_inode = 0; | |
717 | ||
718 | if (EXT2_INODE_SIZE(current_fs->super) > EXT2_GOOD_OLD_INODE_SIZE) | |
719 | is_large_inode = 1; | |
720 | large_inode = (struct ext2_inode_large *) inode; | |
721 | ||
da81e3fc TT |
722 | if (LINUX_S_ISDIR(inode->i_mode)) i_type = "directory"; |
723 | else if (LINUX_S_ISREG(inode->i_mode)) i_type = "regular"; | |
724 | else if (LINUX_S_ISLNK(inode->i_mode)) i_type = "symlink"; | |
725 | else if (LINUX_S_ISBLK(inode->i_mode)) i_type = "block special"; | |
726 | else if (LINUX_S_ISCHR(inode->i_mode)) i_type = "character special"; | |
727 | else if (LINUX_S_ISFIFO(inode->i_mode)) i_type = "FIFO"; | |
728 | else if (LINUX_S_ISSOCK(inode->i_mode)) i_type = "socket"; | |
3839e657 | 729 | else i_type = "bad type"; |
da81e3fc | 730 | fprintf(out, "%sInode: %u Type: %s ", prefix, inode_num, i_type); |
a16031c6 TT |
731 | fprintf(out, "%sMode: %04o Flags: 0x%x\n", |
732 | prefix, inode->i_mode & 0777, inode->i_flags); | |
733 | if (is_large_inode && large_inode->i_extra_isize >= 24) { | |
efc6f628 | 734 | fprintf(out, "%sGeneration: %u Version: 0x%08x:%08x\n", |
a16031c6 TT |
735 | prefix, inode->i_generation, large_inode->i_version_hi, |
736 | inode->osd1.linux1.l_i_version); | |
737 | } else { | |
efc6f628 | 738 | fprintf(out, "%sGeneration: %u Version: 0x%08x\n", prefix, |
a16031c6 TT |
739 | inode->i_generation, inode->osd1.linux1.l_i_version); |
740 | } | |
da81e3fc | 741 | fprintf(out, "%sUser: %5d Group: %5d Size: ", |
5113a6e3 | 742 | prefix, inode_uid(*inode), inode_gid(*inode)); |
0bd0e593 AD |
743 | if (LINUX_S_ISREG(inode->i_mode)) |
744 | fprintf(out, "%llu\n", EXT2_I_SIZE(inode)); | |
745 | else | |
1a6bb627 | 746 | fprintf(out, "%d\n", inode->i_size); |
5d17119d | 747 | if (os == EXT2_OS_HURD) |
62c06f79 | 748 | fprintf(out, |
da81e3fc TT |
749 | "%sFile ACL: %d Directory ACL: %d Translator: %d\n", |
750 | prefix, | |
751 | inode->i_file_acl, LINUX_S_ISDIR(inode->i_mode) ? inode->i_dir_acl : 0, | |
752 | inode->osd1.hurd1.h_i_translator); | |
62c06f79 | 753 | else |
81624c3c | 754 | fprintf(out, "%sFile ACL: %llu Directory ACL: %d\n", |
da81e3fc | 755 | prefix, |
81624c3c TT |
756 | inode->i_file_acl | ((long long) |
757 | (inode->osd2.linux2.l_i_file_acl_high) << 32), | |
758 | LINUX_S_ISDIR(inode->i_mode) ? inode->i_dir_acl : 0); | |
efc6f628 | 759 | if (os == EXT2_OS_LINUX) |
5d17119d | 760 | fprintf(out, "%sLinks: %d Blockcount: %llu\n", |
efc6f628 TT |
761 | prefix, inode->i_links_count, |
762 | (((unsigned long long) | |
763 | inode->osd2.linux2.l_i_blocks_hi << 32)) + | |
5d17119d TT |
764 | inode->i_blocks); |
765 | else | |
766 | fprintf(out, "%sLinks: %d Blockcount: %u\n", | |
767 | prefix, inode->i_links_count, inode->i_blocks); | |
fc6d9d51 | 768 | switch (os) { |
fc6d9d51 | 769 | case EXT2_OS_HURD: |
da81e3fc TT |
770 | frag = inode->osd2.hurd2.h_i_frag; |
771 | fsize = inode->osd2.hurd2.h_i_fsize; | |
fc6d9d51 | 772 | break; |
fc6d9d51 TT |
773 | default: |
774 | frag = fsize = 0; | |
775 | } | |
da81e3fc TT |
776 | fprintf(out, "%sFragment: Address: %d Number: %d Size: %d\n", |
777 | prefix, inode->i_faddr, frag, fsize); | |
a16031c6 | 778 | if (is_large_inode && large_inode->i_extra_isize >= 24) { |
efc6f628 | 779 | fprintf(out, "%s ctime: 0x%08x:%08x -- %s", prefix, |
a16031c6 TT |
780 | inode->i_ctime, large_inode->i_ctime_extra, |
781 | time_to_string(inode->i_ctime)); | |
efc6f628 | 782 | fprintf(out, "%s atime: 0x%08x:%08x -- %s", prefix, |
a16031c6 TT |
783 | inode->i_atime, large_inode->i_atime_extra, |
784 | time_to_string(inode->i_atime)); | |
785 | fprintf(out, "%s mtime: 0x%08x:%08x -- %s", prefix, | |
786 | inode->i_mtime, large_inode->i_mtime_extra, | |
787 | time_to_string(inode->i_mtime)); | |
788 | fprintf(out, "%scrtime: 0x%08x:%08x -- %s", prefix, | |
789 | large_inode->i_crtime, large_inode->i_crtime_extra, | |
790 | time_to_string(large_inode->i_crtime)); | |
791 | } else { | |
792 | fprintf(out, "%sctime: 0x%08x -- %s", prefix, inode->i_ctime, | |
793 | time_to_string(inode->i_ctime)); | |
794 | fprintf(out, "%satime: 0x%08x -- %s", prefix, inode->i_atime, | |
795 | time_to_string(inode->i_atime)); | |
796 | fprintf(out, "%smtime: 0x%08x -- %s", prefix, inode->i_mtime, | |
797 | time_to_string(inode->i_mtime)); | |
798 | } | |
efc6f628 | 799 | if (inode->i_dtime) |
da81e3fc TT |
800 | fprintf(out, "%sdtime: 0x%08x -- %s", prefix, inode->i_dtime, |
801 | time_to_string(inode->i_dtime)); | |
ea822eeb TT |
802 | if (EXT2_INODE_SIZE(current_fs->super) > EXT2_GOOD_OLD_INODE_SIZE) |
803 | internal_dump_inode_extra(out, prefix, inode_num, | |
804 | (struct ext2_inode_large *) inode); | |
795afc44 | 805 | if (LINUX_S_ISLNK(inode->i_mode) && ext2fs_inode_data_blocks(current_fs,inode) == 0) |
da81e3fc TT |
806 | fprintf(out, "%sFast_link_dest: %.*s\n", prefix, |
807 | (int) inode->i_size, (char *)inode->i_block); | |
2d10769e TT |
808 | else if (LINUX_S_ISBLK(inode->i_mode) || LINUX_S_ISCHR(inode->i_mode)) { |
809 | int major, minor; | |
810 | const char *devnote; | |
811 | ||
812 | if (inode->i_block[0]) { | |
813 | major = (inode->i_block[0] >> 8) & 255; | |
814 | minor = inode->i_block[0] & 255; | |
815 | devnote = ""; | |
816 | } else { | |
817 | major = (inode->i_block[1] & 0xfff00) >> 8; | |
efc6f628 | 818 | minor = ((inode->i_block[1] & 0xff) | |
2d10769e TT |
819 | ((inode->i_block[1] >> 12) & 0xfff00)); |
820 | devnote = "(New-style) "; | |
821 | } | |
efc6f628 | 822 | fprintf(out, "%sDevice major/minor number: %02d:%02d (hex %02x:%02x)\n", |
2d10769e | 823 | devnote, major, minor, major, minor); |
187cb623 TT |
824 | } else if (do_dump_blocks) { |
825 | if (inode->i_flags & EXT4_EXTENTS_FL) | |
826 | dump_extents(out, prefix, inode_num, | |
c4b87b8c | 827 | DUMP_LEAF_EXTENTS|DUMP_NODE_EXTENTS, 0, 0); |
187cb623 TT |
828 | else |
829 | dump_blocks(out, prefix, inode_num); | |
2d10769e | 830 | } |
da81e3fc TT |
831 | } |
832 | ||
ea822eeb | 833 | static void dump_inode(ext2_ino_t inode_num, struct ext2_inode *inode) |
da81e3fc TT |
834 | { |
835 | FILE *out; | |
efc6f628 | 836 | |
da81e3fc | 837 | out = open_pager(); |
ea822eeb | 838 | internal_dump_inode(out, "", inode_num, inode, 1); |
3839e657 TT |
839 | close_pager(out); |
840 | } | |
841 | ||
3839e657 TT |
842 | void do_stat(int argc, char *argv[]) |
843 | { | |
b044c2e0 | 844 | ext2_ino_t inode; |
ea822eeb | 845 | struct ext2_inode * inode_buf; |
3839e657 | 846 | |
64777391 | 847 | if (check_fs_open(argv[0])) |
8363e357 | 848 | return; |
64777391 | 849 | |
ea822eeb TT |
850 | inode_buf = (struct ext2_inode *) |
851 | malloc(EXT2_INODE_SIZE(current_fs->super)); | |
852 | if (!inode_buf) { | |
853 | fprintf(stderr, "do_stat: can't allocate buffer\n"); | |
3839e657 | 854 | return; |
ea822eeb | 855 | } |
3839e657 | 856 | |
ea822eeb TT |
857 | if (common_inode_args_process(argc, argv, &inode, 0)) { |
858 | free(inode_buf); | |
859 | return; | |
860 | } | |
861 | ||
862 | if (debugfs_read_inode_full(inode, inode_buf, argv[0], | |
863 | EXT2_INODE_SIZE(current_fs->super))) { | |
864 | free(inode_buf); | |
e1018eea | 865 | return; |
ea822eeb | 866 | } |
3839e657 | 867 | |
ea822eeb TT |
868 | dump_inode(inode, inode_buf); |
869 | free(inode_buf); | |
3839e657 TT |
870 | return; |
871 | } | |
872 | ||
cf5301d7 | 873 | void do_dump_extents(int argc, char **argv) |
187cb623 TT |
874 | { |
875 | struct ext2_inode inode; | |
876 | ext2_ino_t ino; | |
877 | FILE *out; | |
878 | int c, flags = 0; | |
879 | int logical_width; | |
880 | int physical_width; | |
881 | ||
882 | reset_getopt(); | |
883 | while ((c = getopt(argc, argv, "nl")) != EOF) { | |
884 | switch (c) { | |
885 | case 'n': | |
886 | flags |= DUMP_NODE_EXTENTS; | |
887 | break; | |
888 | case 'l': | |
889 | flags |= DUMP_LEAF_EXTENTS; | |
890 | break; | |
891 | } | |
892 | } | |
893 | ||
cf5301d7 | 894 | if (argc != optind + 1) { |
187cb623 TT |
895 | com_err(0, 0, "Usage: dump_extents [-n] [-l] file"); |
896 | return; | |
897 | } | |
898 | ||
899 | if (flags == 0) | |
900 | flags = DUMP_NODE_EXTENTS | DUMP_LEAF_EXTENTS; | |
901 | flags |= DUMP_EXTENT_TABLE; | |
902 | ||
903 | if (check_fs_open(argv[0])) | |
904 | return; | |
905 | ||
906 | ino = string_to_inode(argv[optind]); | |
907 | if (ino == 0) | |
908 | return; | |
909 | ||
910 | if (debugfs_read_inode(ino, &inode, argv[0])) | |
911 | return; | |
912 | ||
913 | if ((inode.i_flags & EXT4_EXTENTS_FL) == 0) { | |
914 | fprintf(stderr, "%s: does not uses extent block maps\n", | |
915 | argv[optind]); | |
916 | return; | |
917 | } | |
918 | ||
0bd0e593 | 919 | logical_width = int_log10((EXT2_I_SIZE(&inode)+current_fs->blocksize-1)/ |
187cb623 TT |
920 | current_fs->blocksize) + 1; |
921 | if (logical_width < 5) | |
922 | logical_width = 5; | |
4efbac6f | 923 | physical_width = int_log10(ext2fs_blocks_count(current_fs->super)) + 1; |
187cb623 TT |
924 | if (physical_width < 5) |
925 | physical_width = 5; | |
926 | ||
927 | out = open_pager(); | |
928 | dump_extents(out, "", ino, flags, logical_width, physical_width); | |
929 | close_pager(out); | |
930 | return; | |
931 | } | |
932 | ||
af0df2aa TT |
933 | static int print_blocks_proc(ext2_filsys fs EXT2FS_ATTR((unused)), |
934 | blk64_t *blocknr, | |
3cebf9c1 | 935 | e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)), |
af0df2aa TT |
936 | blk64_t ref_block EXT2FS_ATTR((unused)), |
937 | int ref_offset EXT2FS_ATTR((unused)), | |
938 | void *private EXT2FS_ATTR((unused))) | |
939 | { | |
940 | printf("%llu ", *blocknr); | |
941 | return 0; | |
942 | } | |
943 | ||
944 | void do_blocks(int argc, char *argv[]) | |
945 | { | |
946 | ext2_ino_t inode; | |
947 | ||
948 | if (check_fs_open(argv[0])) | |
949 | return; | |
950 | ||
951 | if (common_inode_args_process(argc, argv, &inode, 0)) { | |
952 | return; | |
953 | } | |
954 | ||
955 | ext2fs_block_iterate3(current_fs, inode, BLOCK_FLAG_READ_ONLY, NULL, | |
956 | print_blocks_proc, NULL); | |
957 | fputc('\n', stdout); | |
958 | return; | |
959 | } | |
960 | ||
3839e657 TT |
961 | void do_chroot(int argc, char *argv[]) |
962 | { | |
b044c2e0 | 963 | ext2_ino_t inode; |
3839e657 TT |
964 | int retval; |
965 | ||
e1018eea | 966 | if (common_inode_args_process(argc, argv, &inode, 0)) |
3839e657 TT |
967 | return; |
968 | ||
fc6d9d51 | 969 | retval = ext2fs_check_directory(current_fs, inode); |
3839e657 | 970 | if (retval) { |
9b9a780f | 971 | com_err(argv[1], retval, 0); |
3839e657 TT |
972 | return; |
973 | } | |
974 | root = inode; | |
975 | } | |
976 | ||
e88c5a33 | 977 | #ifndef READ_ONLY |
3839e657 TT |
978 | void do_clri(int argc, char *argv[]) |
979 | { | |
b044c2e0 | 980 | ext2_ino_t inode; |
3839e657 TT |
981 | struct ext2_inode inode_buf; |
982 | ||
e1018eea | 983 | if (common_inode_args_process(argc, argv, &inode, CHECK_FS_RW)) |
3839e657 TT |
984 | return; |
985 | ||
e1018eea | 986 | if (debugfs_read_inode(inode, &inode_buf, argv[0])) |
3839e657 | 987 | return; |
3839e657 | 988 | memset(&inode_buf, 0, sizeof(inode_buf)); |
e1018eea | 989 | if (debugfs_write_inode(inode, &inode_buf, argv[0])) |
3839e657 | 990 | return; |
3839e657 TT |
991 | } |
992 | ||
993 | void do_freei(int argc, char *argv[]) | |
994 | { | |
2ae5d1fd TT |
995 | unsigned int len = 1; |
996 | int err = 0; | |
997 | ext2_ino_t inode; | |
998 | ||
999 | if (common_args_process(argc, argv, 2, 3, argv[0], "<file> [num]", | |
1000 | CHECK_FS_RW | CHECK_FS_BITMAPS)) | |
e64e6761 | 1001 | return; |
2ae5d1fd TT |
1002 | if (check_fs_read_write(argv[0])) |
1003 | return; | |
3839e657 | 1004 | |
2ae5d1fd TT |
1005 | inode = string_to_inode(argv[1]); |
1006 | if (!inode) | |
3839e657 TT |
1007 | return; |
1008 | ||
2ae5d1fd TT |
1009 | if (argc == 3) { |
1010 | len = parse_ulong(argv[2], argv[0], "length", &err); | |
1011 | if (err) | |
1012 | return; | |
1013 | } | |
1014 | ||
1015 | if (len == 1 && | |
1016 | !ext2fs_test_inode_bitmap2(current_fs->inode_map,inode)) | |
3839e657 | 1017 | com_err(argv[0], 0, "Warning: inode already clear"); |
2ae5d1fd TT |
1018 | while (len-- > 0) |
1019 | ext2fs_unmark_inode_bitmap2(current_fs->inode_map, inode); | |
fc6d9d51 | 1020 | ext2fs_mark_ib_dirty(current_fs); |
3839e657 TT |
1021 | } |
1022 | ||
1023 | void do_seti(int argc, char *argv[]) | |
1024 | { | |
2ae5d1fd TT |
1025 | unsigned int len = 1; |
1026 | int err = 0; | |
1027 | ext2_ino_t inode; | |
3839e657 | 1028 | |
2ae5d1fd TT |
1029 | if (common_args_process(argc, argv, 2, 3, argv[0], "<file> [num]", |
1030 | CHECK_FS_RW | CHECK_FS_BITMAPS)) | |
1031 | return; | |
1032 | if (check_fs_read_write(argv[0])) | |
3839e657 TT |
1033 | return; |
1034 | ||
2ae5d1fd TT |
1035 | inode = string_to_inode(argv[1]); |
1036 | if (!inode) | |
1037 | return; | |
1038 | ||
1039 | if (argc == 3) { | |
1040 | len = parse_ulong(argv[2], argv[0], "length", &err); | |
1041 | if (err) | |
1042 | return; | |
1043 | } | |
1044 | ||
1045 | if ((len == 1) && | |
1046 | ext2fs_test_inode_bitmap2(current_fs->inode_map,inode)) | |
3839e657 | 1047 | com_err(argv[0], 0, "Warning: inode already set"); |
2ae5d1fd TT |
1048 | while (len-- > 0) |
1049 | ext2fs_mark_inode_bitmap2(current_fs->inode_map, inode++); | |
fc6d9d51 | 1050 | ext2fs_mark_ib_dirty(current_fs); |
3839e657 | 1051 | } |
e88c5a33 | 1052 | #endif /* READ_ONLY */ |
3839e657 TT |
1053 | |
1054 | void do_testi(int argc, char *argv[]) | |
1055 | { | |
b044c2e0 | 1056 | ext2_ino_t inode; |
3839e657 | 1057 | |
e1018eea | 1058 | if (common_inode_args_process(argc, argv, &inode, CHECK_FS_BITMAPS)) |
3839e657 TT |
1059 | return; |
1060 | ||
6d879a99 | 1061 | if (ext2fs_test_inode_bitmap2(current_fs->inode_map,inode)) |
b044c2e0 | 1062 | printf("Inode %u is marked in use\n", inode); |
3839e657 | 1063 | else |
b044c2e0 | 1064 | printf("Inode %u is not in use\n", inode); |
3839e657 TT |
1065 | } |
1066 | ||
e88c5a33 | 1067 | #ifndef READ_ONLY |
3839e657 TT |
1068 | void do_freeb(int argc, char *argv[]) |
1069 | { | |
048786d7 VAH |
1070 | blk64_t block; |
1071 | blk64_t count = 1; | |
3839e657 | 1072 | |
e1018eea | 1073 | if (common_block_args_process(argc, argv, &block, &count)) |
3839e657 | 1074 | return; |
fc6d9d51 | 1075 | if (check_fs_read_write(argv[0])) |
3839e657 | 1076 | return; |
e1018eea | 1077 | while (count-- > 0) { |
6d879a99 | 1078 | if (!ext2fs_test_block_bitmap2(current_fs->block_map,block)) |
048786d7 | 1079 | com_err(argv[0], 0, "Warning: block %llu already clear", |
e1018eea | 1080 | block); |
6d879a99 | 1081 | ext2fs_unmark_block_bitmap2(current_fs->block_map,block); |
e1018eea TT |
1082 | block++; |
1083 | } | |
fc6d9d51 | 1084 | ext2fs_mark_bb_dirty(current_fs); |
3839e657 TT |
1085 | } |
1086 | ||
1087 | void do_setb(int argc, char *argv[]) | |
1088 | { | |
048786d7 VAH |
1089 | blk64_t block; |
1090 | blk64_t count = 1; | |
3839e657 | 1091 | |
e1018eea | 1092 | if (common_block_args_process(argc, argv, &block, &count)) |
3839e657 | 1093 | return; |
fc6d9d51 | 1094 | if (check_fs_read_write(argv[0])) |
3839e657 | 1095 | return; |
e1018eea | 1096 | while (count-- > 0) { |
6d879a99 | 1097 | if (ext2fs_test_block_bitmap2(current_fs->block_map,block)) |
048786d7 | 1098 | com_err(argv[0], 0, "Warning: block %llu already set", |
e1018eea | 1099 | block); |
6d879a99 | 1100 | ext2fs_mark_block_bitmap2(current_fs->block_map,block); |
e1018eea TT |
1101 | block++; |
1102 | } | |
fc6d9d51 | 1103 | ext2fs_mark_bb_dirty(current_fs); |
3839e657 | 1104 | } |
e88c5a33 | 1105 | #endif /* READ_ONLY */ |
3839e657 TT |
1106 | |
1107 | void do_testb(int argc, char *argv[]) | |
1108 | { | |
048786d7 VAH |
1109 | blk64_t block; |
1110 | blk64_t count = 1; | |
3839e657 | 1111 | |
e1018eea | 1112 | if (common_block_args_process(argc, argv, &block, &count)) |
3839e657 | 1113 | return; |
e1018eea | 1114 | while (count-- > 0) { |
6d879a99 | 1115 | if (ext2fs_test_block_bitmap2(current_fs->block_map,block)) |
048786d7 | 1116 | printf("Block %llu marked in use\n", block); |
e1018eea | 1117 | else |
048786d7 | 1118 | printf("Block %llu not in use\n", block); |
e1018eea | 1119 | block++; |
3839e657 | 1120 | } |
3839e657 TT |
1121 | } |
1122 | ||
e88c5a33 | 1123 | #ifndef READ_ONLY |
50e1e10f TT |
1124 | static void modify_u8(char *com, const char *prompt, |
1125 | const char *format, __u8 *val) | |
3839e657 TT |
1126 | { |
1127 | char buf[200]; | |
21c84b71 | 1128 | unsigned long v; |
3839e657 TT |
1129 | char *tmp; |
1130 | ||
1131 | sprintf(buf, format, *val); | |
1132 | printf("%30s [%s] ", prompt, buf); | |
d9039ae0 DL |
1133 | if (!fgets(buf, sizeof(buf), stdin)) |
1134 | return; | |
3839e657 TT |
1135 | if (buf[strlen (buf) - 1] == '\n') |
1136 | buf[strlen (buf) - 1] = '\0'; | |
1137 | if (!buf[0]) | |
1138 | return; | |
21c84b71 | 1139 | v = strtoul(buf, &tmp, 0); |
3839e657 TT |
1140 | if (*tmp) |
1141 | com_err(com, 0, "Bad value - %s", buf); | |
1142 | else | |
1143 | *val = v; | |
1144 | } | |
1145 | ||
50e1e10f TT |
1146 | static void modify_u16(char *com, const char *prompt, |
1147 | const char *format, __u16 *val) | |
3839e657 TT |
1148 | { |
1149 | char buf[200]; | |
21c84b71 | 1150 | unsigned long v; |
3839e657 TT |
1151 | char *tmp; |
1152 | ||
1153 | sprintf(buf, format, *val); | |
1154 | printf("%30s [%s] ", prompt, buf); | |
d9039ae0 DL |
1155 | if (!fgets(buf, sizeof(buf), stdin)) |
1156 | return; | |
3839e657 TT |
1157 | if (buf[strlen (buf) - 1] == '\n') |
1158 | buf[strlen (buf) - 1] = '\0'; | |
1159 | if (!buf[0]) | |
1160 | return; | |
21c84b71 | 1161 | v = strtoul(buf, &tmp, 0); |
3839e657 TT |
1162 | if (*tmp) |
1163 | com_err(com, 0, "Bad value - %s", buf); | |
1164 | else | |
1165 | *val = v; | |
1166 | } | |
1167 | ||
50e1e10f TT |
1168 | static void modify_u32(char *com, const char *prompt, |
1169 | const char *format, __u32 *val) | |
3839e657 TT |
1170 | { |
1171 | char buf[200]; | |
21c84b71 | 1172 | unsigned long v; |
3839e657 TT |
1173 | char *tmp; |
1174 | ||
1175 | sprintf(buf, format, *val); | |
1176 | printf("%30s [%s] ", prompt, buf); | |
d9039ae0 DL |
1177 | if (!fgets(buf, sizeof(buf), stdin)) |
1178 | return; | |
3839e657 TT |
1179 | if (buf[strlen (buf) - 1] == '\n') |
1180 | buf[strlen (buf) - 1] = '\0'; | |
1181 | if (!buf[0]) | |
1182 | return; | |
21c84b71 | 1183 | v = strtoul(buf, &tmp, 0); |
3839e657 TT |
1184 | if (*tmp) |
1185 | com_err(com, 0, "Bad value - %s", buf); | |
1186 | else | |
1187 | *val = v; | |
1188 | } | |
1189 | ||
1190 | ||
1191 | void do_modify_inode(int argc, char *argv[]) | |
1192 | { | |
1193 | struct ext2_inode inode; | |
b044c2e0 TT |
1194 | ext2_ino_t inode_num; |
1195 | int i; | |
b044c2e0 TT |
1196 | unsigned char *frag, *fsize; |
1197 | char buf[80]; | |
7380ac90 | 1198 | int os; |
b044c2e0 TT |
1199 | const char *hex_format = "0x%x"; |
1200 | const char *octal_format = "0%o"; | |
1201 | const char *decimal_format = "%d"; | |
8deb80a5 | 1202 | const char *unsignedlong_format = "%lu"; |
efc6f628 | 1203 | |
e1018eea | 1204 | if (common_inode_args_process(argc, argv, &inode_num, CHECK_FS_RW)) |
3839e657 TT |
1205 | return; |
1206 | ||
7380ac90 TT |
1207 | os = current_fs->super->s_creator_os; |
1208 | ||
e1018eea | 1209 | if (debugfs_read_inode(inode_num, &inode, argv[1])) |
3839e657 | 1210 | return; |
efc6f628 | 1211 | |
50e1e10f TT |
1212 | modify_u16(argv[0], "Mode", octal_format, &inode.i_mode); |
1213 | modify_u16(argv[0], "User ID", decimal_format, &inode.i_uid); | |
1214 | modify_u16(argv[0], "Group ID", decimal_format, &inode.i_gid); | |
8deb80a5 | 1215 | modify_u32(argv[0], "Size", unsignedlong_format, &inode.i_size); |
50e1e10f TT |
1216 | modify_u32(argv[0], "Creation time", decimal_format, &inode.i_ctime); |
1217 | modify_u32(argv[0], "Modification time", decimal_format, &inode.i_mtime); | |
1218 | modify_u32(argv[0], "Access time", decimal_format, &inode.i_atime); | |
1219 | modify_u32(argv[0], "Deletion time", decimal_format, &inode.i_dtime); | |
1220 | modify_u16(argv[0], "Link count", decimal_format, &inode.i_links_count); | |
5d17119d | 1221 | if (os == EXT2_OS_LINUX) |
efc6f628 | 1222 | modify_u16(argv[0], "Block count high", unsignedlong_format, |
5d17119d | 1223 | &inode.osd2.linux2.l_i_blocks_hi); |
8deb80a5 | 1224 | modify_u32(argv[0], "Block count", unsignedlong_format, &inode.i_blocks); |
50e1e10f | 1225 | modify_u32(argv[0], "File flags", hex_format, &inode.i_flags); |
3db9305a | 1226 | modify_u32(argv[0], "Generation", hex_format, &inode.i_generation); |
50e1e10f TT |
1227 | #if 0 |
1228 | modify_u32(argv[0], "Reserved1", decimal_format, &inode.i_reserved1); | |
1229 | #endif | |
1230 | modify_u32(argv[0], "File acl", decimal_format, &inode.i_file_acl); | |
36a43d67 TT |
1231 | if (LINUX_S_ISDIR(inode.i_mode)) |
1232 | modify_u32(argv[0], "Directory acl", decimal_format, &inode.i_dir_acl); | |
1233 | else | |
1234 | modify_u32(argv[0], "High 32bits of size", decimal_format, &inode.i_size_high); | |
62c06f79 | 1235 | |
5d17119d | 1236 | if (os == EXT2_OS_HURD) |
62c06f79 TT |
1237 | modify_u32(argv[0], "Translator Block", |
1238 | decimal_format, &inode.osd1.hurd1.h_i_translator); | |
efc6f628 | 1239 | |
50e1e10f | 1240 | modify_u32(argv[0], "Fragment address", decimal_format, &inode.i_faddr); |
fc6d9d51 | 1241 | switch (os) { |
fc6d9d51 TT |
1242 | case EXT2_OS_HURD: |
1243 | frag = &inode.osd2.hurd2.h_i_frag; | |
1244 | fsize = &inode.osd2.hurd2.h_i_fsize; | |
1245 | break; | |
fc6d9d51 TT |
1246 | default: |
1247 | frag = fsize = 0; | |
1248 | } | |
1249 | if (frag) | |
1250 | modify_u8(argv[0], "Fragment number", decimal_format, frag); | |
1251 | if (fsize) | |
1252 | modify_u8(argv[0], "Fragment size", decimal_format, fsize); | |
1253 | ||
3839e657 TT |
1254 | for (i=0; i < EXT2_NDIR_BLOCKS; i++) { |
1255 | sprintf(buf, "Direct Block #%d", i); | |
50e1e10f | 1256 | modify_u32(argv[0], buf, decimal_format, &inode.i_block[i]); |
3839e657 | 1257 | } |
50e1e10f | 1258 | modify_u32(argv[0], "Indirect Block", decimal_format, |
efc6f628 | 1259 | &inode.i_block[EXT2_IND_BLOCK]); |
50e1e10f | 1260 | modify_u32(argv[0], "Double Indirect Block", decimal_format, |
3839e657 | 1261 | &inode.i_block[EXT2_DIND_BLOCK]); |
50e1e10f | 1262 | modify_u32(argv[0], "Triple Indirect Block", decimal_format, |
3839e657 | 1263 | &inode.i_block[EXT2_TIND_BLOCK]); |
e1018eea | 1264 | if (debugfs_write_inode(inode_num, &inode, argv[1])) |
3839e657 | 1265 | return; |
3839e657 | 1266 | } |
e88c5a33 | 1267 | #endif /* READ_ONLY */ |
3839e657 | 1268 | |
3839e657 TT |
1269 | void do_change_working_dir(int argc, char *argv[]) |
1270 | { | |
b044c2e0 TT |
1271 | ext2_ino_t inode; |
1272 | int retval; | |
efc6f628 | 1273 | |
e1018eea | 1274 | if (common_inode_args_process(argc, argv, &inode, 0)) |
3839e657 TT |
1275 | return; |
1276 | ||
fc6d9d51 | 1277 | retval = ext2fs_check_directory(current_fs, inode); |
3839e657 | 1278 | if (retval) { |
9b9a780f | 1279 | com_err(argv[1], retval, 0); |
3839e657 TT |
1280 | return; |
1281 | } | |
1282 | cwd = inode; | |
1283 | return; | |
1284 | } | |
1285 | ||
3839e657 TT |
1286 | void do_print_working_directory(int argc, char *argv[]) |
1287 | { | |
1288 | int retval; | |
1289 | char *pathname = NULL; | |
efc6f628 | 1290 | |
e1018eea TT |
1291 | if (common_args_process(argc, argv, 1, 1, |
1292 | "print_working_directory", "", 0)) | |
3839e657 TT |
1293 | return; |
1294 | ||
fc6d9d51 | 1295 | retval = ext2fs_get_pathname(current_fs, cwd, 0, &pathname); |
3839e657 TT |
1296 | if (retval) { |
1297 | com_err(argv[0], retval, | |
1298 | "while trying to get pathname of cwd"); | |
1299 | } | |
971fe056 BB |
1300 | printf("[pwd] INODE: %6u PATH: %s\n", |
1301 | cwd, pathname ? pathname : "NULL"); | |
1302 | if (pathname) { | |
1303 | free(pathname); | |
1304 | pathname = NULL; | |
1305 | } | |
fc6d9d51 | 1306 | retval = ext2fs_get_pathname(current_fs, root, 0, &pathname); |
3839e657 TT |
1307 | if (retval) { |
1308 | com_err(argv[0], retval, | |
1309 | "while trying to get pathname of root"); | |
1310 | } | |
971fe056 BB |
1311 | printf("[root] INODE: %6u PATH: %s\n", |
1312 | root, pathname ? pathname : "NULL"); | |
1313 | if (pathname) { | |
1314 | free(pathname); | |
1315 | pathname = NULL; | |
1316 | } | |
3839e657 TT |
1317 | return; |
1318 | } | |
1319 | ||
3cebf9c1 | 1320 | #ifndef READ_ONLY |
50e1e10f | 1321 | static void make_link(char *sourcename, char *destname) |
3839e657 | 1322 | { |
abdf84f3 TT |
1323 | ext2_ino_t ino; |
1324 | struct ext2_inode inode; | |
b044c2e0 TT |
1325 | int retval; |
1326 | ext2_ino_t dir; | |
d4e0b1c6 | 1327 | char *dest, *cp, *base_name; |
3839e657 TT |
1328 | |
1329 | /* | |
1330 | * Get the source inode | |
1331 | */ | |
abdf84f3 TT |
1332 | ino = string_to_inode(sourcename); |
1333 | if (!ino) | |
3839e657 | 1334 | return; |
d4e0b1c6 TT |
1335 | base_name = strrchr(sourcename, '/'); |
1336 | if (base_name) | |
1337 | base_name++; | |
3839e657 | 1338 | else |
d4e0b1c6 | 1339 | base_name = sourcename; |
3839e657 TT |
1340 | /* |
1341 | * Figure out the destination. First see if it exists and is | |
efc6f628 | 1342 | * a directory. |
3839e657 | 1343 | */ |
fc6d9d51 | 1344 | if (! (retval=ext2fs_namei(current_fs, root, cwd, destname, &dir))) |
d4e0b1c6 | 1345 | dest = base_name; |
3839e657 TT |
1346 | else { |
1347 | /* | |
1348 | * OK, it doesn't exist. See if it is | |
1349 | * '<dir>/basename' or 'basename' | |
1350 | */ | |
1351 | cp = strrchr(destname, '/'); | |
1352 | if (cp) { | |
1353 | *cp = 0; | |
1354 | dir = string_to_inode(destname); | |
1355 | if (!dir) | |
1356 | return; | |
1357 | dest = cp+1; | |
1358 | } else { | |
1359 | dir = cwd; | |
1360 | dest = destname; | |
1361 | } | |
1362 | } | |
abdf84f3 TT |
1363 | |
1364 | if (debugfs_read_inode(ino, &inode, sourcename)) | |
1365 | return; | |
efc6f628 TT |
1366 | |
1367 | retval = ext2fs_link(current_fs, dir, dest, ino, | |
abdf84f3 | 1368 | ext2_file_type(inode.i_mode)); |
3839e657 | 1369 | if (retval) |
9b9a780f | 1370 | com_err("make_link", retval, 0); |
3839e657 TT |
1371 | return; |
1372 | } | |
1373 | ||
1374 | ||
1375 | void do_link(int argc, char *argv[]) | |
1376 | { | |
e1018eea TT |
1377 | if (common_args_process(argc, argv, 3, 3, "link", |
1378 | "<source file> <dest_name>", CHECK_FS_RW)) | |
1379 | return; | |
1380 | ||
1381 | make_link(argv[1], argv[2]); | |
1382 | } | |
1383 | ||
048786d7 VAH |
1384 | static int mark_blocks_proc(ext2_filsys fs, blk64_t *blocknr, |
1385 | e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)), | |
1386 | blk64_t ref_block EXT2FS_ATTR((unused)), | |
1387 | int ref_offset EXT2FS_ATTR((unused)), | |
54434927 | 1388 | void *private EXT2FS_ATTR((unused))) |
e1018eea | 1389 | { |
048786d7 | 1390 | blk64_t block; |
e1018eea TT |
1391 | |
1392 | block = *blocknr; | |
048786d7 | 1393 | ext2fs_block_alloc_stats2(fs, block, +1); |
e1018eea TT |
1394 | return 0; |
1395 | } | |
1396 | ||
1397 | void do_undel(int argc, char *argv[]) | |
1398 | { | |
1399 | ext2_ino_t ino; | |
1400 | struct ext2_inode inode; | |
e1018eea | 1401 | |
b026d539 TT |
1402 | if (common_args_process(argc, argv, 2, 3, "undelete", |
1403 | "<inode_num> [dest_name]", | |
e1018eea TT |
1404 | CHECK_FS_RW | CHECK_FS_BITMAPS)) |
1405 | return; | |
1406 | ||
1407 | ino = string_to_inode(argv[1]); | |
1408 | if (!ino) | |
1409 | return; | |
1410 | ||
1411 | if (debugfs_read_inode(ino, &inode, argv[1])) | |
1412 | return; | |
1413 | ||
6d879a99 | 1414 | if (ext2fs_test_inode_bitmap2(current_fs->inode_map, ino)) { |
e1018eea | 1415 | com_err(argv[1], 0, "Inode is not marked as deleted"); |
3839e657 TT |
1416 | return; |
1417 | } | |
e1018eea TT |
1418 | |
1419 | /* | |
1420 | * XXX this function doesn't handle changing the links count on the | |
efc6f628 | 1421 | * parent directory when undeleting a directory. |
e1018eea TT |
1422 | */ |
1423 | inode.i_links_count = LINUX_S_ISDIR(inode.i_mode) ? 2 : 1; | |
1424 | inode.i_dtime = 0; | |
1425 | ||
1426 | if (debugfs_write_inode(ino, &inode, argv[0])) | |
3839e657 TT |
1427 | return; |
1428 | ||
048786d7 VAH |
1429 | ext2fs_block_iterate3(current_fs, ino, BLOCK_FLAG_READ_ONLY, NULL, |
1430 | mark_blocks_proc, NULL); | |
e1018eea | 1431 | |
d7f64ae8 | 1432 | ext2fs_inode_alloc_stats2(current_fs, ino, +1, 0); |
e1018eea | 1433 | |
b026d539 TT |
1434 | if (argc > 2) |
1435 | make_link(argv[1], argv[2]); | |
3839e657 TT |
1436 | } |
1437 | ||
50e1e10f | 1438 | static void unlink_file_by_name(char *filename) |
3839e657 | 1439 | { |
b044c2e0 TT |
1440 | int retval; |
1441 | ext2_ino_t dir; | |
d4e0b1c6 | 1442 | char *base_name; |
efc6f628 | 1443 | |
d4e0b1c6 TT |
1444 | base_name = strrchr(filename, '/'); |
1445 | if (base_name) { | |
1446 | *base_name++ = '\0'; | |
3839e657 TT |
1447 | dir = string_to_inode(filename); |
1448 | if (!dir) | |
1449 | return; | |
1450 | } else { | |
1451 | dir = cwd; | |
d4e0b1c6 | 1452 | base_name = filename; |
3839e657 | 1453 | } |
d4e0b1c6 | 1454 | retval = ext2fs_unlink(current_fs, dir, base_name, 0, 0); |
3839e657 | 1455 | if (retval) |
9b9a780f | 1456 | com_err("unlink_file_by_name", retval, 0); |
3839e657 TT |
1457 | return; |
1458 | } | |
1459 | ||
1460 | void do_unlink(int argc, char *argv[]) | |
1461 | { | |
e1018eea TT |
1462 | if (common_args_process(argc, argv, 2, 2, "link", |
1463 | "<pathname>", CHECK_FS_RW)) | |
3839e657 TT |
1464 | return; |
1465 | ||
1466 | unlink_file_by_name(argv[1]); | |
1467 | } | |
e88c5a33 | 1468 | #endif /* READ_ONLY */ |
3839e657 TT |
1469 | |
1470 | void do_find_free_block(int argc, char *argv[]) | |
1471 | { | |
048786d7 | 1472 | blk64_t free_blk, goal, first_free = 0; |
e1018eea | 1473 | int count; |
3839e657 TT |
1474 | errcode_t retval; |
1475 | char *tmp; | |
efc6f628 | 1476 | |
e1018eea TT |
1477 | if ((argc > 3) || (argc==2 && *argv[1] == '?')) { |
1478 | com_err(argv[0], 0, "Usage: find_free_block [count [goal]]"); | |
3839e657 TT |
1479 | return; |
1480 | } | |
1481 | if (check_fs_open(argv[0])) | |
1482 | return; | |
1483 | ||
1484 | if (argc > 1) { | |
e1018eea TT |
1485 | count = strtol(argv[1],&tmp,0); |
1486 | if (*tmp) { | |
1487 | com_err(argv[0], 0, "Bad count - %s", argv[1]); | |
1488 | return; | |
1489 | } | |
1490 | } else | |
1491 | count = 1; | |
1492 | ||
1493 | if (argc > 2) { | |
1494 | goal = strtol(argv[2], &tmp, 0); | |
3839e657 TT |
1495 | if (*tmp) { |
1496 | com_err(argv[0], 0, "Bad goal - %s", argv[1]); | |
1497 | return; | |
1498 | } | |
1499 | } | |
1500 | else | |
fc6d9d51 | 1501 | goal = current_fs->super->s_first_data_block; |
3839e657 | 1502 | |
e1018eea | 1503 | printf("Free blocks found: "); |
efc6f628 | 1504 | free_blk = goal - 1; |
e1018eea | 1505 | while (count-- > 0) { |
048786d7 VAH |
1506 | retval = ext2fs_new_block2(current_fs, free_blk + 1, 0, |
1507 | &free_blk); | |
5aae7c29 TT |
1508 | if (first_free) { |
1509 | if (first_free == free_blk) | |
1510 | break; | |
1511 | } else | |
1512 | first_free = free_blk; | |
e1018eea | 1513 | if (retval) { |
9b9a780f | 1514 | com_err("ext2fs_new_block", retval, 0); |
e1018eea TT |
1515 | return; |
1516 | } else | |
048786d7 | 1517 | printf("%llu ", free_blk); |
e1018eea TT |
1518 | } |
1519 | printf("\n"); | |
3839e657 TT |
1520 | } |
1521 | ||
1522 | void do_find_free_inode(int argc, char *argv[]) | |
1523 | { | |
b044c2e0 TT |
1524 | ext2_ino_t free_inode, dir; |
1525 | int mode; | |
1526 | int retval; | |
1527 | char *tmp; | |
efc6f628 | 1528 | |
50e1e10f TT |
1529 | if (argc > 3 || (argc>1 && *argv[1] == '?')) { |
1530 | com_err(argv[0], 0, "Usage: find_free_inode [dir] [mode]"); | |
3839e657 TT |
1531 | return; |
1532 | } | |
1533 | if (check_fs_open(argv[0])) | |
1534 | return; | |
1535 | ||
1536 | if (argc > 1) { | |
1537 | dir = strtol(argv[1], &tmp, 0); | |
1538 | if (*tmp) { | |
1539 | com_err(argv[0], 0, "Bad dir - %s", argv[1]); | |
1540 | return; | |
1541 | } | |
1542 | } | |
1543 | else | |
1544 | dir = root; | |
1545 | if (argc > 2) { | |
1546 | mode = strtol(argv[2], &tmp, 0); | |
1547 | if (*tmp) { | |
1548 | com_err(argv[0], 0, "Bad mode - %s", argv[2]); | |
1549 | return; | |
1550 | } | |
50e1e10f | 1551 | } else |
3839e657 TT |
1552 | mode = 010755; |
1553 | ||
fc6d9d51 | 1554 | retval = ext2fs_new_inode(current_fs, dir, mode, 0, &free_inode); |
3839e657 | 1555 | if (retval) |
9b9a780f | 1556 | com_err("ext2fs_new_inode", retval, 0); |
3839e657 | 1557 | else |
b044c2e0 | 1558 | printf("Free inode found: %u\n", free_inode); |
3839e657 TT |
1559 | } |
1560 | ||
e88c5a33 | 1561 | #ifndef READ_ONLY |
b044c2e0 | 1562 | static errcode_t copy_file(int fd, ext2_ino_t newfile) |
50e1e10f | 1563 | { |
5a51384e | 1564 | ext2_file_t e2_file; |
50e1e10f | 1565 | errcode_t retval; |
b7846402 TT |
1566 | int got; |
1567 | unsigned int written; | |
5a51384e TT |
1568 | char buf[8192]; |
1569 | char *ptr; | |
50e1e10f | 1570 | |
5a51384e TT |
1571 | retval = ext2fs_file_open(current_fs, newfile, |
1572 | EXT2_FILE_WRITE, &e2_file); | |
50e1e10f TT |
1573 | if (retval) |
1574 | return retval; | |
50e1e10f | 1575 | |
5a51384e TT |
1576 | while (1) { |
1577 | got = read(fd, buf, sizeof(buf)); | |
1578 | if (got == 0) | |
1579 | break; | |
1580 | if (got < 0) { | |
1581 | retval = errno; | |
1582 | goto fail; | |
1583 | } | |
1584 | ptr = buf; | |
1585 | while (got > 0) { | |
1586 | retval = ext2fs_file_write(e2_file, ptr, | |
1587 | got, &written); | |
1588 | if (retval) | |
1589 | goto fail; | |
1590 | ||
1591 | got -= written; | |
1592 | ptr += written; | |
1593 | } | |
1594 | } | |
1595 | retval = ext2fs_file_close(e2_file); | |
5a51384e TT |
1596 | return retval; |
1597 | ||
1598 | fail: | |
1599 | (void) ext2fs_file_close(e2_file); | |
1600 | return retval; | |
50e1e10f TT |
1601 | } |
1602 | ||
5a51384e | 1603 | |
50e1e10f TT |
1604 | void do_write(int argc, char *argv[]) |
1605 | { | |
b044c2e0 TT |
1606 | int fd; |
1607 | struct stat statbuf; | |
1608 | ext2_ino_t newfile; | |
1609 | errcode_t retval; | |
50e1e10f TT |
1610 | struct ext2_inode inode; |
1611 | ||
e1018eea TT |
1612 | if (common_args_process(argc, argv, 3, 3, "write", |
1613 | "<native file> <new file>", CHECK_FS_RW)) | |
50e1e10f | 1614 | return; |
e1018eea | 1615 | |
50e1e10f TT |
1616 | fd = open(argv[1], O_RDONLY); |
1617 | if (fd < 0) { | |
9b9a780f | 1618 | com_err(argv[1], errno, 0); |
50e1e10f TT |
1619 | return; |
1620 | } | |
1621 | if (fstat(fd, &statbuf) < 0) { | |
9b9a780f | 1622 | com_err(argv[1], errno, 0); |
50e1e10f TT |
1623 | close(fd); |
1624 | return; | |
1625 | } | |
1626 | ||
1dd090fa TT |
1627 | retval = ext2fs_namei(current_fs, root, cwd, argv[2], &newfile); |
1628 | if (retval == 0) { | |
1629 | com_err(argv[0], 0, "The file '%s' already exists\n", argv[2]); | |
1630 | close(fd); | |
1631 | return; | |
1632 | } | |
1633 | ||
fc6d9d51 | 1634 | retval = ext2fs_new_inode(current_fs, cwd, 010755, 0, &newfile); |
50e1e10f | 1635 | if (retval) { |
9b9a780f | 1636 | com_err(argv[0], retval, 0); |
50e1e10f TT |
1637 | close(fd); |
1638 | return; | |
1639 | } | |
b044c2e0 | 1640 | printf("Allocated inode: %u\n", newfile); |
085cb19a TT |
1641 | retval = ext2fs_link(current_fs, cwd, argv[2], newfile, |
1642 | EXT2_FT_REG_FILE); | |
2d9f0804 TT |
1643 | if (retval == EXT2_ET_DIR_NO_SPACE) { |
1644 | retval = ext2fs_expand_dir(current_fs, cwd); | |
1645 | if (retval) { | |
1646 | com_err(argv[0], retval, "while expanding directory"); | |
4262162a | 1647 | close(fd); |
2d9f0804 TT |
1648 | return; |
1649 | } | |
1650 | retval = ext2fs_link(current_fs, cwd, argv[2], newfile, | |
1651 | EXT2_FT_REG_FILE); | |
1652 | } | |
50e1e10f | 1653 | if (retval) { |
9b9a780f | 1654 | com_err(argv[2], retval, 0); |
50e1e10f TT |
1655 | close(fd); |
1656 | return; | |
1657 | } | |
6d879a99 | 1658 | if (ext2fs_test_inode_bitmap2(current_fs->inode_map,newfile)) |
50e1e10f | 1659 | com_err(argv[0], 0, "Warning: inode already set"); |
d7f64ae8 | 1660 | ext2fs_inode_alloc_stats2(current_fs, newfile, +1, 0); |
50e1e10f | 1661 | memset(&inode, 0, sizeof(inode)); |
04df4919 | 1662 | inode.i_mode = (statbuf.st_mode & ~LINUX_S_IFMT) | LINUX_S_IFREG; |
efc6f628 | 1663 | inode.i_atime = inode.i_ctime = inode.i_mtime = |
4efae606 | 1664 | current_fs->now ? current_fs->now : time(0); |
50e1e10f TT |
1665 | inode.i_links_count = 1; |
1666 | inode.i_size = statbuf.st_size; | |
efc6f628 | 1667 | if (current_fs->super->s_feature_incompat & |
eaf8fedc TT |
1668 | EXT3_FEATURE_INCOMPAT_EXTENTS) |
1669 | inode.i_flags |= EXT4_EXTENTS_FL; | |
030970ed | 1670 | if (debugfs_write_new_inode(newfile, &inode, argv[0])) { |
50e1e10f TT |
1671 | close(fd); |
1672 | return; | |
1673 | } | |
1674 | if (LINUX_S_ISREG(inode.i_mode)) { | |
1675 | retval = copy_file(fd, newfile); | |
1676 | if (retval) | |
9b9a780f | 1677 | com_err("copy_file", retval, 0); |
50e1e10f TT |
1678 | } |
1679 | close(fd); | |
1680 | } | |
1681 | ||
1682 | void do_mknod(int argc, char *argv[]) | |
1683 | { | |
54434927 | 1684 | unsigned long mode, major, minor; |
b044c2e0 TT |
1685 | ext2_ino_t newfile; |
1686 | errcode_t retval; | |
50e1e10f | 1687 | struct ext2_inode inode; |
54434927 | 1688 | int filetype, nr; |
50e1e10f TT |
1689 | |
1690 | if (check_fs_open(argv[0])) | |
1691 | return; | |
1692 | if (argc < 3 || argv[2][1]) { | |
e1018eea | 1693 | usage: |
50e1e10f TT |
1694 | com_err(argv[0], 0, "Usage: mknod <name> [p| [c|b] <major> <minor>]"); |
1695 | return; | |
1696 | } | |
1697 | mode = minor = major = 0; | |
1698 | switch (argv[2][0]) { | |
1699 | case 'p': | |
1700 | mode = LINUX_S_IFIFO; | |
085cb19a | 1701 | filetype = EXT2_FT_FIFO; |
50e1e10f TT |
1702 | nr = 3; |
1703 | break; | |
1704 | case 'c': | |
1705 | mode = LINUX_S_IFCHR; | |
085cb19a | 1706 | filetype = EXT2_FT_CHRDEV; |
50e1e10f TT |
1707 | nr = 5; |
1708 | break; | |
1709 | case 'b': | |
1710 | mode = LINUX_S_IFBLK; | |
085cb19a | 1711 | filetype = EXT2_FT_BLKDEV; |
50e1e10f TT |
1712 | nr = 5; |
1713 | break; | |
1714 | default: | |
085cb19a | 1715 | filetype = 0; |
50e1e10f TT |
1716 | nr = 0; |
1717 | } | |
1718 | if (nr == 5) { | |
1719 | major = strtoul(argv[3], argv+3, 0); | |
1720 | minor = strtoul(argv[4], argv+4, 0); | |
2d10769e | 1721 | if (major > 65535 || minor > 65535 || argv[3][0] || argv[4][0]) |
50e1e10f TT |
1722 | nr = 0; |
1723 | } | |
e1018eea TT |
1724 | if (argc != nr) |
1725 | goto usage; | |
fc6d9d51 | 1726 | if (check_fs_read_write(argv[0])) |
50e1e10f | 1727 | return; |
fc6d9d51 | 1728 | retval = ext2fs_new_inode(current_fs, cwd, 010755, 0, &newfile); |
50e1e10f | 1729 | if (retval) { |
9b9a780f | 1730 | com_err(argv[0], retval, 0); |
50e1e10f TT |
1731 | return; |
1732 | } | |
b044c2e0 | 1733 | printf("Allocated inode: %u\n", newfile); |
085cb19a | 1734 | retval = ext2fs_link(current_fs, cwd, argv[1], newfile, filetype); |
2d9f0804 TT |
1735 | if (retval == EXT2_ET_DIR_NO_SPACE) { |
1736 | retval = ext2fs_expand_dir(current_fs, cwd); | |
50e1e10f | 1737 | if (retval) { |
2d9f0804 | 1738 | com_err(argv[0], retval, "while expanding directory"); |
50e1e10f TT |
1739 | return; |
1740 | } | |
2d9f0804 TT |
1741 | retval = ext2fs_link(current_fs, cwd, argv[1], newfile, |
1742 | filetype); | |
1743 | } | |
1744 | if (retval) { | |
9b9a780f | 1745 | com_err(argv[1], retval, 0); |
2d9f0804 | 1746 | return; |
50e1e10f | 1747 | } |
6d879a99 | 1748 | if (ext2fs_test_inode_bitmap2(current_fs->inode_map,newfile)) |
50e1e10f | 1749 | com_err(argv[0], 0, "Warning: inode already set"); |
e1e961cb | 1750 | ext2fs_inode_alloc_stats2(current_fs, newfile, +1, 0); |
50e1e10f TT |
1751 | memset(&inode, 0, sizeof(inode)); |
1752 | inode.i_mode = mode; | |
efc6f628 | 1753 | inode.i_atime = inode.i_ctime = inode.i_mtime = |
4efae606 | 1754 | current_fs->now ? current_fs->now : time(0); |
2d10769e TT |
1755 | if ((major < 256) && (minor < 256)) { |
1756 | inode.i_block[0] = major*256+minor; | |
1757 | inode.i_block[1] = 0; | |
1758 | } else { | |
1759 | inode.i_block[0] = 0; | |
1760 | inode.i_block[1] = (minor & 0xff) | (major << 8) | ((minor & ~0xff) << 12); | |
1761 | } | |
50e1e10f | 1762 | inode.i_links_count = 1; |
030970ed | 1763 | if (debugfs_write_new_inode(newfile, &inode, argv[0])) |
50e1e10f | 1764 | return; |
50e1e10f TT |
1765 | } |
1766 | ||
3839e657 TT |
1767 | void do_mkdir(int argc, char *argv[]) |
1768 | { | |
1769 | char *cp; | |
b044c2e0 | 1770 | ext2_ino_t parent; |
3839e657 TT |
1771 | char *name; |
1772 | errcode_t retval; | |
1773 | ||
e1018eea TT |
1774 | if (common_args_process(argc, argv, 2, 2, "mkdir", |
1775 | "<filename>", CHECK_FS_RW)) | |
d3aea7dc TT |
1776 | return; |
1777 | ||
3839e657 TT |
1778 | cp = strrchr(argv[1], '/'); |
1779 | if (cp) { | |
1780 | *cp = 0; | |
1781 | parent = string_to_inode(argv[1]); | |
1782 | if (!parent) { | |
9b9a780f | 1783 | com_err(argv[1], ENOENT, 0); |
3839e657 TT |
1784 | return; |
1785 | } | |
1786 | name = cp+1; | |
1787 | } else { | |
1788 | parent = cwd; | |
1789 | name = argv[1]; | |
1790 | } | |
1791 | ||
2d9f0804 | 1792 | try_again: |
fc6d9d51 | 1793 | retval = ext2fs_mkdir(current_fs, parent, 0, name); |
2d9f0804 TT |
1794 | if (retval == EXT2_ET_DIR_NO_SPACE) { |
1795 | retval = ext2fs_expand_dir(current_fs, parent); | |
1796 | if (retval) { | |
73b05425 | 1797 | com_err(argv[0], retval, "while expanding directory"); |
2d9f0804 TT |
1798 | return; |
1799 | } | |
1800 | goto try_again; | |
1801 | } | |
3839e657 | 1802 | if (retval) { |
9b9a780f | 1803 | com_err("ext2fs_mkdir", retval, 0); |
3839e657 TT |
1804 | return; |
1805 | } | |
1806 | ||
1807 | } | |
1808 | ||
048786d7 VAH |
1809 | static int release_blocks_proc(ext2_filsys fs, blk64_t *blocknr, |
1810 | e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)), | |
1811 | blk64_t ref_block EXT2FS_ATTR((unused)), | |
1812 | int ref_offset EXT2FS_ATTR((unused)), | |
54434927 | 1813 | void *private EXT2FS_ATTR((unused))) |
3839e657 | 1814 | { |
048786d7 | 1815 | blk64_t block; |
34436891 TT |
1816 | |
1817 | block = *blocknr; | |
048786d7 | 1818 | ext2fs_block_alloc_stats2(fs, block, -1); |
3839e657 TT |
1819 | return 0; |
1820 | } | |
1821 | ||
b044c2e0 | 1822 | static void kill_file_by_inode(ext2_ino_t inode) |
3839e657 TT |
1823 | { |
1824 | struct ext2_inode inode_buf; | |
1825 | ||
e1018eea TT |
1826 | if (debugfs_read_inode(inode, &inode_buf, 0)) |
1827 | return; | |
4efae606 | 1828 | inode_buf.i_dtime = current_fs->now ? current_fs->now : time(0); |
e1018eea TT |
1829 | if (debugfs_write_inode(inode, &inode_buf, 0)) |
1830 | return; | |
0c80c44b | 1831 | if (!ext2fs_inode_has_valid_blocks2(current_fs, &inode_buf)) |
9c92d848 | 1832 | return; |
3839e657 | 1833 | |
048786d7 VAH |
1834 | ext2fs_block_iterate3(current_fs, inode, BLOCK_FLAG_READ_ONLY, NULL, |
1835 | release_blocks_proc, NULL); | |
521e3685 | 1836 | printf("\n"); |
d7f64ae8 TT |
1837 | ext2fs_inode_alloc_stats2(current_fs, inode, -1, |
1838 | LINUX_S_ISDIR(inode_buf.i_mode)); | |
3839e657 TT |
1839 | } |
1840 | ||
1841 | ||
1842 | void do_kill_file(int argc, char *argv[]) | |
1843 | { | |
b044c2e0 | 1844 | ext2_ino_t inode_num; |
3839e657 | 1845 | |
e1018eea | 1846 | if (common_inode_args_process(argc, argv, &inode_num, CHECK_FS_RW)) |
3839e657 TT |
1847 | return; |
1848 | ||
3839e657 TT |
1849 | kill_file_by_inode(inode_num); |
1850 | } | |
1851 | ||
1852 | void do_rm(int argc, char *argv[]) | |
1853 | { | |
1854 | int retval; | |
b044c2e0 | 1855 | ext2_ino_t inode_num; |
3839e657 TT |
1856 | struct ext2_inode inode; |
1857 | ||
e1018eea TT |
1858 | if (common_args_process(argc, argv, 2, 2, "rm", |
1859 | "<filename>", CHECK_FS_RW)) | |
d3aea7dc TT |
1860 | return; |
1861 | ||
fc6d9d51 | 1862 | retval = ext2fs_namei(current_fs, root, cwd, argv[1], &inode_num); |
3839e657 | 1863 | if (retval) { |
91d6d486 | 1864 | com_err(argv[0], retval, "while trying to resolve filename"); |
3839e657 TT |
1865 | return; |
1866 | } | |
1867 | ||
e1018eea | 1868 | if (debugfs_read_inode(inode_num, &inode, argv[0])) |
3839e657 | 1869 | return; |
3839e657 | 1870 | |
50e1e10f | 1871 | if (LINUX_S_ISDIR(inode.i_mode)) { |
3839e657 TT |
1872 | com_err(argv[0], 0, "file is a directory"); |
1873 | return; | |
1874 | } | |
1875 | ||
1876 | --inode.i_links_count; | |
e1018eea | 1877 | if (debugfs_write_inode(inode_num, &inode, argv[0])) |
3839e657 | 1878 | return; |
3839e657 TT |
1879 | |
1880 | unlink_file_by_name(argv[1]); | |
1881 | if (inode.i_links_count == 0) | |
1882 | kill_file_by_inode(inode_num); | |
1883 | } | |
1884 | ||
d7f64ae8 TT |
1885 | struct rd_struct { |
1886 | ext2_ino_t parent; | |
1887 | int empty; | |
1888 | }; | |
1889 | ||
54434927 TT |
1890 | static int rmdir_proc(ext2_ino_t dir EXT2FS_ATTR((unused)), |
1891 | int entry EXT2FS_ATTR((unused)), | |
d7f64ae8 | 1892 | struct ext2_dir_entry *dirent, |
54434927 TT |
1893 | int offset EXT2FS_ATTR((unused)), |
1894 | int blocksize EXT2FS_ATTR((unused)), | |
1895 | char *buf EXT2FS_ATTR((unused)), | |
d7f64ae8 TT |
1896 | void *private) |
1897 | { | |
1898 | struct rd_struct *rds = (struct rd_struct *) private; | |
1899 | ||
1900 | if (dirent->inode == 0) | |
1901 | return 0; | |
1902 | if (((dirent->name_len&0xFF) == 1) && (dirent->name[0] == '.')) | |
1903 | return 0; | |
1904 | if (((dirent->name_len&0xFF) == 2) && (dirent->name[0] == '.') && | |
1905 | (dirent->name[1] == '.')) { | |
1906 | rds->parent = dirent->inode; | |
1907 | return 0; | |
1908 | } | |
1909 | rds->empty = 0; | |
1910 | return 0; | |
1911 | } | |
efc6f628 | 1912 | |
d7f64ae8 TT |
1913 | void do_rmdir(int argc, char *argv[]) |
1914 | { | |
1915 | int retval; | |
1916 | ext2_ino_t inode_num; | |
1917 | struct ext2_inode inode; | |
1918 | struct rd_struct rds; | |
1919 | ||
1920 | if (common_args_process(argc, argv, 2, 2, "rmdir", | |
1921 | "<filename>", CHECK_FS_RW)) | |
1922 | return; | |
1923 | ||
1924 | retval = ext2fs_namei(current_fs, root, cwd, argv[1], &inode_num); | |
1925 | if (retval) { | |
1926 | com_err(argv[0], retval, "while trying to resolve filename"); | |
1927 | return; | |
1928 | } | |
1929 | ||
1930 | if (debugfs_read_inode(inode_num, &inode, argv[0])) | |
1931 | return; | |
1932 | ||
1933 | if (!LINUX_S_ISDIR(inode.i_mode)) { | |
1934 | com_err(argv[0], 0, "file is not a directory"); | |
1935 | return; | |
1936 | } | |
1937 | ||
1938 | rds.parent = 0; | |
1939 | rds.empty = 1; | |
1940 | ||
1941 | retval = ext2fs_dir_iterate2(current_fs, inode_num, 0, | |
1942 | 0, rmdir_proc, &rds); | |
1943 | if (retval) { | |
1944 | com_err(argv[0], retval, "while iterating over directory"); | |
1945 | return; | |
1946 | } | |
1947 | if (rds.empty == 0) { | |
1948 | com_err(argv[0], 0, "directory not empty"); | |
1949 | return; | |
1950 | } | |
1951 | ||
1952 | inode.i_links_count = 0; | |
1953 | if (debugfs_write_inode(inode_num, &inode, argv[0])) | |
1954 | return; | |
1955 | ||
1956 | unlink_file_by_name(argv[1]); | |
1957 | kill_file_by_inode(inode_num); | |
1958 | ||
1959 | if (rds.parent) { | |
1960 | if (debugfs_read_inode(rds.parent, &inode, argv[0])) | |
1961 | return; | |
1962 | if (inode.i_links_count > 1) | |
1963 | inode.i_links_count--; | |
1964 | if (debugfs_write_inode(rds.parent, &inode, argv[0])) | |
1965 | return; | |
1966 | } | |
1967 | } | |
e88c5a33 | 1968 | #endif /* READ_ONLY */ |
d7f64ae8 | 1969 | |
efc6f628 | 1970 | void do_show_debugfs_params(int argc EXT2FS_ATTR((unused)), |
54434927 | 1971 | char *argv[] EXT2FS_ATTR((unused))) |
3839e657 | 1972 | { |
fc6d9d51 | 1973 | if (current_fs) |
1d520184 ZL |
1974 | printf("Open mode: read-%s\n", |
1975 | current_fs->flags & EXT2_FLAG_RW ? "write" : "only"); | |
1976 | printf("Filesystem in use: %s\n", | |
1977 | current_fs ? current_fs->device_name : "--none--"); | |
3839e657 TT |
1978 | } |
1979 | ||
e88c5a33 | 1980 | #ifndef READ_ONLY |
3839e657 TT |
1981 | void do_expand_dir(int argc, char *argv[]) |
1982 | { | |
b044c2e0 | 1983 | ext2_ino_t inode; |
3839e657 TT |
1984 | int retval; |
1985 | ||
e1018eea | 1986 | if (common_inode_args_process(argc, argv, &inode, CHECK_FS_RW)) |
3839e657 TT |
1987 | return; |
1988 | ||
fc6d9d51 | 1989 | retval = ext2fs_expand_dir(current_fs, inode); |
3839e657 | 1990 | if (retval) |
9b9a780f | 1991 | com_err("ext2fs_expand_dir", retval, 0); |
3839e657 TT |
1992 | return; |
1993 | } | |
1994 | ||
d3aea7dc TT |
1995 | void do_features(int argc, char *argv[]) |
1996 | { | |
1997 | int i; | |
efc6f628 | 1998 | |
d3aea7dc TT |
1999 | if (check_fs_open(argv[0])) |
2000 | return; | |
2001 | ||
2002 | if ((argc != 1) && check_fs_read_write(argv[0])) | |
2003 | return; | |
2004 | for (i=1; i < argc; i++) { | |
2005 | if (e2p_edit_feature(argv[i], | |
06968e7e | 2006 | ¤t_fs->super->s_feature_compat, 0)) |
d3aea7dc TT |
2007 | com_err(argv[0], 0, "Unknown feature: %s\n", |
2008 | argv[i]); | |
2009 | else | |
2010 | ext2fs_mark_super_dirty(current_fs); | |
2011 | } | |
5dd8f963 | 2012 | print_features(current_fs->super, stdout); |
d3aea7dc | 2013 | } |
e88c5a33 | 2014 | #endif /* READ_ONLY */ |
d3aea7dc | 2015 | |
b38cd283 TT |
2016 | void do_bmap(int argc, char *argv[]) |
2017 | { | |
2018 | ext2_ino_t ino; | |
048786d7 | 2019 | blk64_t blk, pblk; |
b38cd283 TT |
2020 | int err; |
2021 | errcode_t errcode; | |
efc6f628 | 2022 | |
b38cd283 TT |
2023 | if (common_args_process(argc, argv, 3, 3, argv[0], |
2024 | "<file> logical_blk", 0)) | |
2025 | return; | |
2026 | ||
2027 | ino = string_to_inode(argv[1]); | |
becf36f6 TT |
2028 | if (!ino) |
2029 | return; | |
b38cd283 TT |
2030 | blk = parse_ulong(argv[2], argv[0], "logical_block", &err); |
2031 | ||
048786d7 | 2032 | errcode = ext2fs_bmap2(current_fs, ino, 0, 0, 0, blk, 0, &pblk); |
b38cd283 TT |
2033 | if (errcode) { |
2034 | com_err("argv[0]", errcode, | |
048786d7 | 2035 | "while mapping logical block %llu\n", blk); |
b38cd283 TT |
2036 | return; |
2037 | } | |
048786d7 | 2038 | printf("%llu\n", pblk); |
b38cd283 TT |
2039 | } |
2040 | ||
becf36f6 TT |
2041 | void do_imap(int argc, char *argv[]) |
2042 | { | |
2043 | ext2_ino_t ino; | |
2044 | unsigned long group, block, block_nr, offset; | |
2045 | ||
2046 | if (common_args_process(argc, argv, 2, 2, argv[0], | |
2047 | "<file>", 0)) | |
2048 | return; | |
2049 | ino = string_to_inode(argv[1]); | |
2050 | if (!ino) | |
88494bb6 | 2051 | return; |
becf36f6 TT |
2052 | |
2053 | group = (ino - 1) / EXT2_INODES_PER_GROUP(current_fs->super); | |
2054 | offset = ((ino - 1) % EXT2_INODES_PER_GROUP(current_fs->super)) * | |
2055 | EXT2_INODE_SIZE(current_fs->super); | |
2056 | block = offset >> EXT2_BLOCK_SIZE_BITS(current_fs->super); | |
048786d7 | 2057 | if (!ext2fs_inode_table_loc(current_fs, (unsigned)group)) { |
54434927 | 2058 | com_err(argv[0], 0, "Inode table for group %lu is missing\n", |
becf36f6 TT |
2059 | group); |
2060 | return; | |
2061 | } | |
048786d7 | 2062 | block_nr = ext2fs_inode_table_loc(current_fs, (unsigned)group) + |
becf36f6 TT |
2063 | block; |
2064 | offset &= (EXT2_BLOCK_SIZE(current_fs->super) - 1); | |
2065 | ||
48e6e813 TT |
2066 | printf("Inode %d is part of block group %lu\n" |
2067 | "\tlocated at block %lu, offset 0x%04lx\n", ino, group, | |
becf36f6 TT |
2068 | block_nr, offset); |
2069 | ||
2070 | } | |
2071 | ||
e88c5a33 | 2072 | #ifndef READ_ONLY |
4efae606 TT |
2073 | void do_set_current_time(int argc, char *argv[]) |
2074 | { | |
4efae606 TT |
2075 | time_t now; |
2076 | ||
2077 | if (common_args_process(argc, argv, 2, 2, argv[0], | |
2078 | "<time>", 0)) | |
2079 | return; | |
becf36f6 | 2080 | |
4efae606 TT |
2081 | now = string_to_time(argv[1]); |
2082 | if (now == ((time_t) -1)) { | |
2083 | com_err(argv[0], 0, "Couldn't parse argument as a time: %s\n", | |
2084 | argv[1]); | |
2085 | return; | |
2086 | ||
2087 | } else { | |
2088 | printf("Setting current time to %s\n", time_to_string(now)); | |
2089 | current_fs->now = now; | |
2090 | } | |
2091 | } | |
e88c5a33 | 2092 | #endif /* READ_ONLY */ |
b38cd283 | 2093 | |
03efde8a AD |
2094 | static int find_supp_feature(__u32 *supp, int feature_type, char *name) |
2095 | { | |
2096 | int compat, bit, ret; | |
2097 | unsigned int feature_mask; | |
2098 | ||
2099 | if (name) { | |
2100 | if (feature_type == E2P_FS_FEATURE) | |
2101 | ret = e2p_string2feature(name, &compat, &feature_mask); | |
2102 | else | |
2103 | ret = e2p_jrnl_string2feature(name, &compat, | |
2104 | &feature_mask); | |
2105 | if (ret) | |
2106 | return ret; | |
2107 | ||
2108 | if (!(supp[compat] & feature_mask)) | |
2109 | return 1; | |
2110 | } else { | |
2111 | for (compat = 0; compat < 3; compat++) { | |
2112 | for (bit = 0, feature_mask = 1; bit < 32; | |
2113 | bit++, feature_mask <<= 1) { | |
2114 | if (supp[compat] & feature_mask) { | |
2115 | if (feature_type == E2P_FS_FEATURE) | |
2116 | fprintf(stdout, " %s", | |
2117 | e2p_feature2string(compat, | |
2118 | feature_mask)); | |
2119 | else | |
2120 | fprintf(stdout, " %s", | |
2121 | e2p_jrnl_feature2string(compat, | |
2122 | feature_mask)); | |
2123 | } | |
2124 | } | |
2125 | } | |
2126 | fprintf(stdout, "\n"); | |
2127 | } | |
2128 | ||
2129 | return 0; | |
2130 | } | |
2131 | ||
2132 | void do_supported_features(int argc, char *argv[]) | |
2133 | { | |
42080a86 | 2134 | int ret; |
03efde8a AD |
2135 | __u32 supp[3] = { EXT2_LIB_FEATURE_COMPAT_SUPP, |
2136 | EXT2_LIB_FEATURE_INCOMPAT_SUPP, | |
2137 | EXT2_LIB_FEATURE_RO_COMPAT_SUPP }; | |
2138 | __u32 jrnl_supp[3] = { JFS_KNOWN_COMPAT_FEATURES, | |
2139 | JFS_KNOWN_INCOMPAT_FEATURES, | |
2140 | JFS_KNOWN_ROCOMPAT_FEATURES }; | |
2141 | ||
2142 | if (argc > 1) { | |
2143 | ret = find_supp_feature(supp, E2P_FS_FEATURE, argv[1]); | |
2144 | if (ret) { | |
2145 | ret = find_supp_feature(jrnl_supp, E2P_JOURNAL_FEATURE, | |
2146 | argv[1]); | |
2147 | } | |
2148 | if (ret) | |
2149 | com_err(argv[0], 0, "Unknown feature: %s\n", argv[1]); | |
2150 | else | |
2151 | fprintf(stdout, "Supported feature: %s\n", argv[1]); | |
2152 | } else { | |
2153 | fprintf(stdout, "Supported features:"); | |
2154 | ret = find_supp_feature(supp, E2P_FS_FEATURE, NULL); | |
2155 | ret = find_supp_feature(jrnl_supp, E2P_JOURNAL_FEATURE, NULL); | |
2156 | } | |
2157 | } | |
2158 | ||
e88c5a33 | 2159 | #ifndef READ_ONLY |
86685923 TT |
2160 | void do_punch(int argc, char *argv[]) |
2161 | { | |
2162 | ext2_ino_t ino; | |
2163 | blk64_t start, end; | |
2164 | int err; | |
2165 | errcode_t errcode; | |
2166 | ||
2167 | if (common_args_process(argc, argv, 3, 4, argv[0], | |
2168 | "<file> start_blk [end_blk]", | |
2169 | CHECK_FS_RW | CHECK_FS_BITMAPS)) | |
2170 | return; | |
2171 | ||
2172 | ino = string_to_inode(argv[1]); | |
2173 | if (!ino) | |
2174 | return; | |
2175 | start = parse_ulong(argv[2], argv[0], "logical_block", &err); | |
2176 | if (argc == 4) | |
2177 | end = parse_ulong(argv[3], argv[0], "logical_block", &err); | |
2178 | else | |
2179 | end = ~0; | |
2180 | ||
2181 | errcode = ext2fs_punch(current_fs, ino, 0, 0, start, end); | |
2182 | ||
2183 | if (errcode) { | |
2184 | com_err(argv[0], errcode, | |
2185 | "while truncating inode %u from %llu to %llu\n", ino, | |
2186 | (unsigned long long) start, (unsigned long long) end); | |
2187 | return; | |
2188 | } | |
2189 | } | |
e88c5a33 | 2190 | #endif /* READ_ONLY */ |
86685923 | 2191 | |
4df6a37b DH |
2192 | void do_symlink(int argc, char *argv[]) |
2193 | { | |
2194 | char *cp; | |
2195 | ext2_ino_t parent; | |
2196 | char *name, *target; | |
2197 | errcode_t retval; | |
2198 | ||
2199 | if (common_args_process(argc, argv, 3, 3, "symlink", | |
2200 | "<filename> <target>", CHECK_FS_RW)) | |
2201 | return; | |
2202 | ||
2203 | cp = strrchr(argv[1], '/'); | |
2204 | if (cp) { | |
2205 | *cp = 0; | |
2206 | parent = string_to_inode(argv[1]); | |
2207 | if (!parent) { | |
2208 | com_err(argv[1], ENOENT, 0); | |
2209 | return; | |
2210 | } | |
2211 | name = cp+1; | |
2212 | } else { | |
2213 | parent = cwd; | |
2214 | name = argv[1]; | |
2215 | } | |
2216 | target = argv[2]; | |
2217 | ||
2218 | try_again: | |
2219 | retval = ext2fs_symlink(current_fs, parent, 0, name, target); | |
2220 | if (retval == EXT2_ET_DIR_NO_SPACE) { | |
2221 | retval = ext2fs_expand_dir(current_fs, parent); | |
2222 | if (retval) { | |
2223 | com_err(argv[0], retval, "while expanding directory"); | |
2224 | return; | |
2225 | } | |
2226 | goto try_again; | |
2227 | } | |
2228 | if (retval) { | |
2229 | com_err("ext2fs_symlink", retval, 0); | |
2230 | return; | |
2231 | } | |
2232 | ||
2233 | } | |
2234 | ||
3cebf9c1 | 2235 | void do_dump_mmp(int argc EXT2FS_ATTR((unused)), char *argv[]) |
0f5eba75 | 2236 | { |
7105c183 | 2237 | struct ext2_super_block *sb; |
0f5eba75 AD |
2238 | struct mmp_struct *mmp_s; |
2239 | time_t t; | |
2240 | errcode_t retval = 0; | |
2241 | ||
7105c183 ES |
2242 | if (check_fs_open(argv[0])) |
2243 | return; | |
2244 | ||
2245 | sb = current_fs->super; | |
0f5eba75 AD |
2246 | if (sb->s_mmp_block <= sb->s_first_data_block || |
2247 | sb->s_mmp_block >= ext2fs_blocks_count(sb)) { | |
2248 | com_err(argv[0], EXT2_ET_MMP_BAD_BLOCK, "while dumping it.\n"); | |
2249 | return; | |
2250 | } | |
2251 | ||
2252 | if (current_fs->mmp_buf == NULL) { | |
2253 | retval = ext2fs_get_mem(current_fs->blocksize, | |
2254 | ¤t_fs->mmp_buf); | |
2255 | if (retval) { | |
2256 | com_err(argv[0], retval, "allocating MMP buffer.\n"); | |
2257 | return; | |
2258 | } | |
2259 | } | |
2260 | ||
2261 | mmp_s = current_fs->mmp_buf; | |
2262 | ||
2263 | retval = ext2fs_mmp_read(current_fs, current_fs->super->s_mmp_block, | |
2264 | current_fs->mmp_buf); | |
2265 | if (retval) { | |
2266 | com_err(argv[0], retval, "reading MMP block.\n"); | |
2267 | return; | |
2268 | } | |
2269 | ||
2270 | t = mmp_s->mmp_time; | |
2271 | fprintf(stdout, "block_number: %llu\n", current_fs->super->s_mmp_block); | |
2272 | fprintf(stdout, "update_interval: %d\n", | |
2273 | current_fs->super->s_mmp_update_interval); | |
2274 | fprintf(stdout, "check_interval: %d\n", mmp_s->mmp_check_interval); | |
2275 | fprintf(stdout, "sequence: %08x\n", mmp_s->mmp_seq); | |
2276 | fprintf(stdout, "time: %lld -- %s", mmp_s->mmp_time, ctime(&t)); | |
2277 | fprintf(stdout, "node_name: %s\n", mmp_s->mmp_nodename); | |
2278 | fprintf(stdout, "device_name: %s\n", mmp_s->mmp_bdevname); | |
7105c183 | 2279 | fprintf(stdout, "magic: 0x%x\n", mmp_s->mmp_magic); |
0f5eba75 AD |
2280 | } |
2281 | ||
9e85208e | 2282 | static int source_file(const char *cmd_file, int ss_idx) |
fc6d9d51 TT |
2283 | { |
2284 | FILE *f; | |
2285 | char buf[256]; | |
2286 | char *cp; | |
2287 | int exit_status = 0; | |
2288 | int retval; | |
2289 | ||
2290 | if (strcmp(cmd_file, "-") == 0) | |
2291 | f = stdin; | |
2292 | else { | |
2293 | f = fopen(cmd_file, "r"); | |
2294 | if (!f) { | |
2295 | perror(cmd_file); | |
2296 | exit(1); | |
2297 | } | |
2298 | } | |
2a7bfe83 TT |
2299 | fflush(stdout); |
2300 | fflush(stderr); | |
fc6d9d51 TT |
2301 | setbuf(stdout, NULL); |
2302 | setbuf(stderr, NULL); | |
2303 | while (!feof(f)) { | |
2304 | if (fgets(buf, sizeof(buf), f) == NULL) | |
2305 | break; | |
2306 | cp = strchr(buf, '\n'); | |
2307 | if (cp) | |
2308 | *cp = 0; | |
2309 | cp = strchr(buf, '\r'); | |
2310 | if (cp) | |
2311 | *cp = 0; | |
2312 | printf("debugfs: %s\n", buf); | |
9e85208e | 2313 | retval = ss_execute_line(ss_idx, buf); |
fc6d9d51 | 2314 | if (retval) { |
9e85208e | 2315 | ss_perror(ss_idx, retval, buf); |
fc6d9d51 TT |
2316 | exit_status++; |
2317 | } | |
2318 | } | |
2d7ef236 PT |
2319 | if (f != stdin) |
2320 | fclose(f); | |
fc6d9d51 TT |
2321 | return exit_status; |
2322 | } | |
2323 | ||
a8859cad | 2324 | int main(int argc, char **argv) |
3839e657 | 2325 | { |
50e1e10f | 2326 | int retval; |
e88c5a33 TT |
2327 | const char *usage = |
2328 | "Usage: %s [-b blocksize] [-s superblock] [-f cmd_file] " | |
2329 | "[-R request] [-V] [" | |
2330 | #ifndef READ_ONLY | |
2331 | "[-w] " | |
2332 | #endif | |
2333 | "[-c] device]"; | |
f1304811 | 2334 | int c; |
03b9dca6 | 2335 | int open_flags = EXT2_FLAG_SOFTSUPP_FEATURES | EXT2_FLAG_64BITS; |
fc6d9d51 TT |
2336 | char *request = 0; |
2337 | int exit_status = 0; | |
2338 | char *cmd_file = 0; | |
048786d7 VAH |
2339 | blk64_t superblock = 0; |
2340 | blk64_t blocksize = 0; | |
2e8d40d5 | 2341 | int catastrophic = 0; |
1ad54a94 | 2342 | char *data_filename = 0; |
e88c5a33 TT |
2343 | #ifdef READ_ONLY |
2344 | const char *opt_string = "icR:f:b:s:Vd:D"; | |
2345 | #else | |
2346 | const char *opt_string = "iwcR:f:b:s:Vd:D"; | |
2347 | #endif | |
efc6f628 | 2348 | |
49ce6cb5 | 2349 | if (debug_prog_name == 0) |
e88c5a33 TT |
2350 | #ifdef READ_ONLY |
2351 | debug_prog_name = "rdebugfs"; | |
2352 | #else | |
49ce6cb5 | 2353 | debug_prog_name = "debugfs"; |
e88c5a33 | 2354 | #endif |
a6d8302b | 2355 | add_error_table(&et_ext2_error_table); |
49ce6cb5 TT |
2356 | fprintf (stderr, "%s %s (%s)\n", debug_prog_name, |
2357 | E2FSPROGS_VERSION, E2FSPROGS_DATE); | |
3839e657 | 2358 | |
e88c5a33 | 2359 | while ((c = getopt (argc, argv, opt_string)) != EOF) { |
3839e657 | 2360 | switch (c) { |
fc6d9d51 TT |
2361 | case 'R': |
2362 | request = optarg; | |
2363 | break; | |
2364 | case 'f': | |
2365 | cmd_file = optarg; | |
2366 | break; | |
1ad54a94 TT |
2367 | case 'd': |
2368 | data_filename = optarg; | |
2369 | break; | |
59cf7e0d TT |
2370 | case 'i': |
2371 | open_flags |= EXT2_FLAG_IMAGE_FILE; | |
2372 | break; | |
e88c5a33 | 2373 | #ifndef READ_ONLY |
3839e657 | 2374 | case 'w': |
59cf7e0d | 2375 | open_flags |= EXT2_FLAG_RW; |
3839e657 | 2376 | break; |
e88c5a33 | 2377 | #endif |
0fd68e02 TT |
2378 | case 'D': |
2379 | open_flags |= EXT2_FLAG_DIRECT_IO; | |
2380 | break; | |
2e8d40d5 | 2381 | case 'b': |
efc6f628 | 2382 | blocksize = parse_ulong(optarg, argv[0], |
e1018eea | 2383 | "block size", 0); |
2e8d40d5 TT |
2384 | break; |
2385 | case 's': | |
efc6f628 | 2386 | superblock = parse_ulong(optarg, argv[0], |
e1018eea | 2387 | "superblock number", 0); |
2e8d40d5 TT |
2388 | break; |
2389 | case 'c': | |
2390 | catastrophic = 1; | |
2391 | break; | |
818180cd TT |
2392 | case 'V': |
2393 | /* Print version number and exit */ | |
2394 | fprintf(stderr, "\tUsing %s\n", | |
2395 | error_message(EXT2_ET_BASE)); | |
2396 | exit(0); | |
3839e657 | 2397 | default: |
49ce6cb5 | 2398 | com_err(argv[0], 0, usage, debug_prog_name); |
b4ac9cc3 | 2399 | return 1; |
3839e657 TT |
2400 | } |
2401 | } | |
2402 | if (optind < argc) | |
2e8d40d5 | 2403 | open_filesystem(argv[optind], open_flags, |
1ad54a94 TT |
2404 | superblock, blocksize, catastrophic, |
2405 | data_filename); | |
efc6f628 | 2406 | |
49ce6cb5 | 2407 | sci_idx = ss_create_invocation(debug_prog_name, "0.0", (char *) NULL, |
3839e657 TT |
2408 | &debug_cmds, &retval); |
2409 | if (retval) { | |
2410 | ss_perror(sci_idx, retval, "creating invocation"); | |
2411 | exit(1); | |
2412 | } | |
3ae497ea | 2413 | ss_get_readline(sci_idx); |
3839e657 TT |
2414 | |
2415 | (void) ss_add_request_table (sci_idx, &ss_std_requests, 1, &retval); | |
2416 | if (retval) { | |
2417 | ss_perror(sci_idx, retval, "adding standard requests"); | |
2418 | exit (1); | |
2419 | } | |
49ce6cb5 TT |
2420 | if (extra_cmds) |
2421 | ss_add_request_table (sci_idx, extra_cmds, 1, &retval); | |
2422 | if (retval) { | |
2423 | ss_perror(sci_idx, retval, "adding extra requests"); | |
2424 | exit (1); | |
2425 | } | |
fc6d9d51 TT |
2426 | if (request) { |
2427 | retval = 0; | |
2428 | retval = ss_execute_line(sci_idx, request); | |
2429 | if (retval) { | |
2430 | ss_perror(sci_idx, retval, request); | |
2431 | exit_status++; | |
2432 | } | |
2433 | } else if (cmd_file) { | |
2434 | exit_status = source_file(cmd_file, sci_idx); | |
2435 | } else { | |
2436 | ss_listen(sci_idx); | |
2437 | } | |
3839e657 | 2438 | |
6e9761c2 TT |
2439 | ss_delete_invocation(sci_idx); |
2440 | ||
fc6d9d51 | 2441 | if (current_fs) |
3839e657 | 2442 | close_filesystem(); |
efc6f628 | 2443 | |
a6d8302b | 2444 | remove_error_table(&et_ext2_error_table); |
e597304a | 2445 | return exit_status; |
3839e657 | 2446 | } |