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Commit | Line | Data |
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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. | |
7 | * | |
8 | * Modifications by Robert Sanders <gt8134b@prism.gatech.edu> | |
9 | */ | |
10 | ||
11 | #include <stdio.h> | |
12 | #include <unistd.h> | |
13 | #include <stdlib.h> | |
14 | #include <ctype.h> | |
15 | #include <string.h> | |
16 | #include <time.h> | |
50e1e10f | 17 | #ifdef HAVE_GETOPT_H |
3839e657 | 18 | #include <getopt.h> |
50e1e10f TT |
19 | #else |
20 | extern int optind; | |
21 | extern char *optarg; | |
22 | #endif | |
23 | #ifdef HAVE_OPTRESET | |
24 | extern int optreset; /* defined by BSD, but not others */ | |
25 | #endif | |
26 | #ifdef HAVE_ERRNO_H | |
27 | #include <errno.h> | |
28 | #endif | |
29 | #include <fcntl.h> | |
3839e657 TT |
30 | #include <sys/types.h> |
31 | #include <sys/stat.h> | |
32 | ||
33 | #include "et/com_err.h" | |
34 | #include "ss/ss.h" | |
35 | #include "debugfs.h" | |
fc6d9d51 | 36 | #include "uuid/uuid.h" |
f68aa414 | 37 | #include "e2p/e2p.h" |
3839e657 | 38 | |
818180cd TT |
39 | #include "../version.h" |
40 | ||
3839e657 TT |
41 | extern ss_request_table debug_cmds; |
42 | ||
b044c2e0 TT |
43 | ext2_filsys current_fs = NULL; |
44 | ext2_ino_t root, cwd; | |
3839e657 | 45 | |
2e8d40d5 TT |
46 | static void open_filesystem(char *device, int open_flags, blk_t superblock, |
47 | blk_t blocksize, int catastrophic) | |
3839e657 TT |
48 | { |
49 | int retval; | |
2e8d40d5 TT |
50 | |
51 | if (superblock != 0 && blocksize == 0) { | |
52 | com_err(device, 0, "if you specify the superblock, you must also specify the block size"); | |
53 | current_fs = NULL; | |
54 | return; | |
55 | } | |
56 | ||
57 | if (catastrophic && (open_flags & EXT2_FLAG_RW)) { | |
58 | com_err(device, 0, | |
59 | "opening read-only because of catastrophic mode"); | |
60 | open_flags &= ~EXT2_FLAG_RW; | |
61 | } | |
3839e657 | 62 | |
2e8d40d5 | 63 | retval = ext2fs_open(device, open_flags, superblock, blocksize, |
fc6d9d51 | 64 | unix_io_manager, ¤t_fs); |
3839e657 TT |
65 | if (retval) { |
66 | com_err(device, retval, "while opening filesystem"); | |
fc6d9d51 | 67 | current_fs = NULL; |
3839e657 TT |
68 | return; |
69 | } | |
2e8d40d5 TT |
70 | |
71 | if (catastrophic) | |
72 | com_err(device, 0, "catastrophic mode - not reading inode or group bitmaps"); | |
73 | else { | |
74 | retval = ext2fs_read_inode_bitmap(current_fs); | |
75 | if (retval) { | |
76 | com_err(device, retval, "while reading inode bitmap"); | |
77 | goto errout; | |
78 | } | |
79 | retval = ext2fs_read_block_bitmap(current_fs); | |
80 | if (retval) { | |
81 | com_err(device, retval, "while reading block bitmap"); | |
82 | goto errout; | |
83 | } | |
3839e657 TT |
84 | } |
85 | root = cwd = EXT2_ROOT_INO; | |
86 | return; | |
87 | ||
88 | errout: | |
fc6d9d51 | 89 | retval = ext2fs_close(current_fs); |
3839e657 TT |
90 | if (retval) |
91 | com_err(device, retval, "while trying to close filesystem"); | |
fc6d9d51 | 92 | current_fs = NULL; |
3839e657 TT |
93 | } |
94 | ||
95 | void do_open_filesys(int argc, char **argv) | |
96 | { | |
2e8d40d5 | 97 | const char *usage = "Usage: open [-s superblock] [-b blocksize] [-c] [-w] <device>"; |
e1018eea | 98 | int c, err; |
2e8d40d5 TT |
99 | int catastrophic = 0; |
100 | blk_t superblock = 0; | |
101 | blk_t blocksize = 0; | |
3839e657 TT |
102 | int open_flags = 0; |
103 | ||
ed78c021 | 104 | optind = 1; |
50e1e10f TT |
105 | #ifdef HAVE_OPTRESET |
106 | optreset = 1; /* Makes BSD getopt happy */ | |
107 | #endif | |
59cf7e0d | 108 | while ((c = getopt (argc, argv, "iwfcb:s:")) != EOF) { |
3839e657 | 109 | switch (c) { |
59cf7e0d TT |
110 | case 'i': |
111 | open_flags |= EXT2_FLAG_IMAGE_FILE; | |
112 | break; | |
3839e657 | 113 | case 'w': |
d3aea7dc TT |
114 | open_flags |= EXT2_FLAG_RW; |
115 | break; | |
116 | case 'f': | |
117 | open_flags |= EXT2_FLAG_FORCE; | |
3839e657 | 118 | break; |
2e8d40d5 TT |
119 | case 'c': |
120 | catastrophic = 1; | |
121 | break; | |
122 | case 'b': | |
e1018eea TT |
123 | blocksize = parse_ulong(optarg, argv[0], |
124 | "block size", &err); | |
125 | if (err) | |
2e8d40d5 | 126 | return; |
2e8d40d5 TT |
127 | break; |
128 | case 's': | |
e1018eea TT |
129 | superblock = parse_ulong(optarg, argv[0], |
130 | "superblock number", &err); | |
131 | if (err) | |
2e8d40d5 | 132 | return; |
2e8d40d5 | 133 | break; |
3839e657 TT |
134 | default: |
135 | com_err(argv[0], 0, usage); | |
136 | return; | |
137 | } | |
138 | } | |
139 | if (optind != argc-1) { | |
140 | com_err(argv[0], 0, usage); | |
141 | return; | |
142 | } | |
143 | if (check_fs_not_open(argv[0])) | |
144 | return; | |
2e8d40d5 TT |
145 | open_filesystem(argv[optind], open_flags, |
146 | superblock, blocksize, catastrophic); | |
147 | } | |
148 | ||
149 | void do_lcd(int argc, char **argv) | |
150 | { | |
e1018eea TT |
151 | if (common_args_process(argc, argv, 2, 2, "lcd", |
152 | "<native dir>", 0)) | |
2e8d40d5 | 153 | return; |
2e8d40d5 TT |
154 | |
155 | if (chdir(argv[1]) == -1) { | |
156 | com_err(argv[0], errno, | |
157 | "while trying to change native directory to %s", | |
158 | argv[1]); | |
159 | return; | |
160 | } | |
3839e657 TT |
161 | } |
162 | ||
50e1e10f | 163 | static void close_filesystem(NOARGS) |
3839e657 TT |
164 | { |
165 | int retval; | |
166 | ||
fc6d9d51 TT |
167 | if (current_fs->flags & EXT2_FLAG_IB_DIRTY) { |
168 | retval = ext2fs_write_inode_bitmap(current_fs); | |
3839e657 TT |
169 | if (retval) |
170 | com_err("ext2fs_write_inode_bitmap", retval, ""); | |
171 | } | |
fc6d9d51 TT |
172 | if (current_fs->flags & EXT2_FLAG_BB_DIRTY) { |
173 | retval = ext2fs_write_block_bitmap(current_fs); | |
3839e657 TT |
174 | if (retval) |
175 | com_err("ext2fs_write_block_bitmap", retval, ""); | |
176 | } | |
fc6d9d51 | 177 | retval = ext2fs_close(current_fs); |
3839e657 TT |
178 | if (retval) |
179 | com_err("ext2fs_close", retval, ""); | |
fc6d9d51 | 180 | current_fs = NULL; |
3839e657 TT |
181 | return; |
182 | } | |
183 | ||
184 | void do_close_filesys(int argc, char **argv) | |
185 | { | |
e1018eea | 186 | if (common_args_process(argc, argv, 1, 1, "close_filesys", "", 0)) |
3839e657 TT |
187 | return; |
188 | close_filesystem(); | |
189 | } | |
190 | ||
191 | void do_init_filesys(int argc, char **argv) | |
192 | { | |
3839e657 TT |
193 | struct ext2_super_block param; |
194 | errcode_t retval; | |
e1018eea | 195 | int err; |
3839e657 | 196 | |
e1018eea TT |
197 | if (common_args_process(argc, argv, 3, 3, "initialize", |
198 | "<device> <blocksize>", CHECK_FS_NOTOPEN)) | |
3839e657 TT |
199 | return; |
200 | ||
201 | memset(¶m, 0, sizeof(struct ext2_super_block)); | |
b38cd283 | 202 | param.s_blocks_count = parse_ulong(argv[2], argv[0], |
e1018eea TT |
203 | "blocks count", &err); |
204 | if (err) | |
3839e657 | 205 | return; |
fc6d9d51 TT |
206 | retval = ext2fs_initialize(argv[1], 0, ¶m, |
207 | unix_io_manager, ¤t_fs); | |
3839e657 TT |
208 | if (retval) { |
209 | com_err(argv[1], retval, "while initializing filesystem"); | |
fc6d9d51 | 210 | current_fs = NULL; |
3839e657 TT |
211 | return; |
212 | } | |
213 | root = cwd = EXT2_ROOT_INO; | |
214 | return; | |
215 | } | |
216 | ||
5dd8f963 | 217 | static void print_features(struct ext2_super_block * s, FILE *f) |
d3aea7dc | 218 | { |
d3aea7dc | 219 | int i, j, printed=0; |
092c3dec | 220 | __u32 *mask = &s->s_feature_compat, m; |
d3aea7dc | 221 | |
777ebb3e | 222 | fputs("Filesystem features:", f); |
d3aea7dc TT |
223 | for (i=0; i <3; i++,mask++) { |
224 | for (j=0,m=1; j < 32; j++, m<<=1) { | |
225 | if (*mask & m) { | |
226 | fprintf(f, " %s", e2p_feature2string(i, m)); | |
227 | printed++; | |
228 | } | |
229 | } | |
230 | } | |
231 | if (printed == 0) | |
777ebb3e TT |
232 | fputs("(none)", f); |
233 | fputs("\n", f); | |
d3aea7dc TT |
234 | } |
235 | ||
3839e657 TT |
236 | void do_show_super_stats(int argc, char *argv[]) |
237 | { | |
238 | int i; | |
239 | FILE *out; | |
fc6d9d51 | 240 | struct ext2_group_desc *gdp; |
d3aea7dc | 241 | int c, header_only = 0; |
34be9609 | 242 | int numdirs = 0; |
d3aea7dc | 243 | const char *usage = "Usage: show_super [-h]"; |
3839e657 | 244 | |
ed78c021 | 245 | optind = 1; |
d3aea7dc TT |
246 | #ifdef HAVE_OPTRESET |
247 | optreset = 1; /* Makes BSD getopt happy */ | |
248 | #endif | |
249 | while ((c = getopt (argc, argv, "h")) != EOF) { | |
250 | switch (c) { | |
251 | case 'h': | |
252 | header_only++; | |
253 | break; | |
254 | default: | |
255 | com_err(argv[0], 0, usage); | |
256 | return; | |
257 | } | |
258 | } | |
259 | if (optind != argc) { | |
260 | com_err(argv[0], 0, usage); | |
3839e657 TT |
261 | return; |
262 | } | |
263 | if (check_fs_open(argv[0])) | |
264 | return; | |
265 | out = open_pager(); | |
bd09eff9 TT |
266 | |
267 | list_super2(current_fs->super, out); | |
34be9609 TT |
268 | for (i=0; i < current_fs->group_desc_count; i++) |
269 | numdirs += current_fs->group_desc[i].bg_used_dirs_count; | |
270 | fprintf(out, "Directories: %d\n", numdirs); | |
271 | ||
d3aea7dc TT |
272 | if (header_only) { |
273 | close_pager(out); | |
274 | return; | |
275 | } | |
fc6d9d51 TT |
276 | |
277 | gdp = ¤t_fs->group_desc[0]; | |
278 | for (i = 0; i < current_fs->group_desc_count; i++, gdp++) | |
50e1e10f TT |
279 | fprintf(out, " Group %2d: block bitmap at %d, " |
280 | "inode bitmap at %d, " | |
281 | "inode table at %d\n" | |
b74d1d89 TT |
282 | " %d free %s, " |
283 | "%d free %s, " | |
284 | "%d used %s\n", | |
fc6d9d51 TT |
285 | i, gdp->bg_block_bitmap, |
286 | gdp->bg_inode_bitmap, gdp->bg_inode_table, | |
287 | gdp->bg_free_blocks_count, | |
b74d1d89 | 288 | gdp->bg_free_blocks_count != 1 ? "blocks" : "block", |
fc6d9d51 | 289 | gdp->bg_free_inodes_count, |
b74d1d89 | 290 | gdp->bg_free_inodes_count != 1 ? "inodes" : "inode", |
fc6d9d51 | 291 | gdp->bg_used_dirs_count, |
b74d1d89 TT |
292 | gdp->bg_used_dirs_count != 1 ? "directories" |
293 | : "directory"); | |
3839e657 TT |
294 | close_pager(out); |
295 | } | |
296 | ||
4a31c48b | 297 | void do_dirty_filesys(int argc, char **argv) |
21c84b71 TT |
298 | { |
299 | if (check_fs_open(argv[0])) | |
300 | return; | |
601002bd TT |
301 | if (check_fs_read_write(argv[0])) |
302 | return; | |
303 | ||
304 | if (argv[1] && !strcmp(argv[1], "-clean")) | |
305 | current_fs->super->s_state |= EXT2_VALID_FS; | |
306 | else | |
307 | current_fs->super->s_state &= ~EXT2_VALID_FS; | |
21c84b71 TT |
308 | ext2fs_mark_super_dirty(current_fs); |
309 | } | |
310 | ||
3839e657 | 311 | struct list_blocks_struct { |
89e25cfd AD |
312 | FILE *f; |
313 | e2_blkcnt_t total; | |
314 | blk_t first_block, last_block; | |
315 | e2_blkcnt_t first_bcnt, last_bcnt; | |
316 | e2_blkcnt_t first; | |
3839e657 TT |
317 | }; |
318 | ||
0a3db93a TT |
319 | static void finish_range(struct list_blocks_struct *lb) |
320 | { | |
321 | if (lb->first_block == 0) | |
322 | return; | |
323 | if (lb->first) | |
324 | lb->first = 0; | |
325 | else | |
80bfaa3e | 326 | fprintf(lb->f, ", "); |
0a3db93a | 327 | if (lb->first_block == lb->last_block) |
e8981883 | 328 | fprintf(lb->f, "(%lld):%d", lb->first_bcnt, lb->first_block); |
0a3db93a | 329 | else |
e8981883 | 330 | fprintf(lb->f, "(%lld-%lld):%d-%d", lb->first_bcnt, |
0a3db93a TT |
331 | lb->last_bcnt, lb->first_block, lb->last_block); |
332 | lb->first_block = 0; | |
333 | } | |
334 | ||
89e25cfd AD |
335 | static int list_blocks_proc(ext2_filsys fs, blk_t *blocknr, |
336 | e2_blkcnt_t blockcnt, blk_t ref_block, | |
337 | int ref_offset, void *private) | |
3839e657 TT |
338 | { |
339 | struct list_blocks_struct *lb = (struct list_blocks_struct *) private; | |
340 | ||
0a3db93a TT |
341 | lb->total++; |
342 | if (blockcnt >= 0) { | |
343 | /* | |
344 | * See if we can add on to the existing range (if it exists) | |
345 | */ | |
346 | if (lb->first_block && | |
347 | (lb->last_block+1 == *blocknr) && | |
348 | (lb->last_bcnt+1 == blockcnt)) { | |
349 | lb->last_block = *blocknr; | |
350 | lb->last_bcnt = blockcnt; | |
351 | return 0; | |
352 | } | |
353 | /* | |
354 | * Start a new range. | |
355 | */ | |
356 | finish_range(lb); | |
357 | lb->first_block = lb->last_block = *blocknr; | |
358 | lb->first_bcnt = lb->last_bcnt = blockcnt; | |
359 | return 0; | |
360 | } | |
361 | /* | |
362 | * Not a normal block. Always force a new range. | |
363 | */ | |
364 | finish_range(lb); | |
365 | if (lb->first) | |
366 | lb->first = 0; | |
367 | else | |
2c4a5406 | 368 | fprintf(lb->f, ", "); |
a5eef73b | 369 | if (blockcnt == -1) |
0a3db93a | 370 | fprintf(lb->f, "(IND):%d", *blocknr); |
a5eef73b | 371 | else if (blockcnt == -2) |
0a3db93a | 372 | fprintf(lb->f, "(DIND):%d", *blocknr); |
a5eef73b | 373 | else if (blockcnt == -3) |
0a3db93a | 374 | fprintf(lb->f, "(TIND):%d", *blocknr); |
3839e657 TT |
375 | return 0; |
376 | } | |
377 | ||
378 | ||
5e4f0709 | 379 | static void dump_blocks(FILE *f, const char *prefix, ext2_ino_t inode) |
3839e657 TT |
380 | { |
381 | struct list_blocks_struct lb; | |
382 | ||
da81e3fc | 383 | fprintf(f, "%sBLOCKS:\n%s", prefix, prefix); |
3839e657 | 384 | lb.total = 0; |
0a3db93a | 385 | lb.first_block = 0; |
3839e657 | 386 | lb.f = f; |
0a3db93a | 387 | lb.first = 1; |
89e25cfd | 388 | ext2fs_block_iterate2(current_fs, inode, 0, NULL, |
fc6d9d51 | 389 | list_blocks_proc, (void *)&lb); |
0a3db93a | 390 | finish_range(&lb); |
3839e657 | 391 | if (lb.total) |
e8981883 | 392 | fprintf(f, "\n%sTOTAL: %lld\n", prefix, lb.total); |
3839e657 TT |
393 | fprintf(f,"\n"); |
394 | } | |
395 | ||
396 | ||
5e4f0709 | 397 | void internal_dump_inode(FILE *out, const char *prefix, |
da81e3fc TT |
398 | ext2_ino_t inode_num, struct ext2_inode *inode, |
399 | int do_dump_blocks) | |
3839e657 | 400 | { |
50e1e10f | 401 | const char *i_type; |
fc6d9d51 TT |
402 | char frag, fsize; |
403 | int os = current_fs->super->s_creator_os; | |
3839e657 | 404 | |
da81e3fc TT |
405 | if (LINUX_S_ISDIR(inode->i_mode)) i_type = "directory"; |
406 | else if (LINUX_S_ISREG(inode->i_mode)) i_type = "regular"; | |
407 | else if (LINUX_S_ISLNK(inode->i_mode)) i_type = "symlink"; | |
408 | else if (LINUX_S_ISBLK(inode->i_mode)) i_type = "block special"; | |
409 | else if (LINUX_S_ISCHR(inode->i_mode)) i_type = "character special"; | |
410 | else if (LINUX_S_ISFIFO(inode->i_mode)) i_type = "FIFO"; | |
411 | else if (LINUX_S_ISSOCK(inode->i_mode)) i_type = "socket"; | |
3839e657 | 412 | else i_type = "bad type"; |
da81e3fc TT |
413 | fprintf(out, "%sInode: %u Type: %s ", prefix, inode_num, i_type); |
414 | fprintf(out, "%sMode: %04o Flags: 0x%x Generation: %u\n", | |
415 | prefix, | |
416 | inode->i_mode & 0777, inode->i_flags, inode->i_generation); | |
417 | fprintf(out, "%sUser: %5d Group: %5d Size: ", | |
418 | prefix, inode->i_uid, inode->i_gid); | |
1a6bb627 | 419 | if (LINUX_S_ISREG(inode->i_mode)) { |
da81e3fc TT |
420 | __u64 i_size = (inode->i_size | |
421 | ((unsigned long long)inode->i_size_high << 32)); | |
1a6bb627 | 422 | |
36a43d67 | 423 | fprintf(out, "%lld\n", i_size); |
1a6bb627 AD |
424 | } else |
425 | fprintf(out, "%d\n", inode->i_size); | |
fc6d9d51 | 426 | if (current_fs->super->s_creator_os == EXT2_OS_HURD) |
62c06f79 | 427 | fprintf(out, |
da81e3fc TT |
428 | "%sFile ACL: %d Directory ACL: %d Translator: %d\n", |
429 | prefix, | |
430 | inode->i_file_acl, LINUX_S_ISDIR(inode->i_mode) ? inode->i_dir_acl : 0, | |
431 | inode->osd1.hurd1.h_i_translator); | |
62c06f79 | 432 | else |
da81e3fc TT |
433 | fprintf(out, "%sFile ACL: %d Directory ACL: %d\n", |
434 | prefix, | |
435 | inode->i_file_acl, LINUX_S_ISDIR(inode->i_mode) ? inode->i_dir_acl : 0); | |
436 | fprintf(out, "%sLinks: %d Blockcount: %d\n", | |
437 | prefix, inode->i_links_count, inode->i_blocks); | |
fc6d9d51 TT |
438 | switch (os) { |
439 | case EXT2_OS_LINUX: | |
da81e3fc TT |
440 | frag = inode->osd2.linux2.l_i_frag; |
441 | fsize = inode->osd2.linux2.l_i_fsize; | |
fc6d9d51 TT |
442 | break; |
443 | case EXT2_OS_HURD: | |
da81e3fc TT |
444 | frag = inode->osd2.hurd2.h_i_frag; |
445 | fsize = inode->osd2.hurd2.h_i_fsize; | |
fc6d9d51 TT |
446 | break; |
447 | case EXT2_OS_MASIX: | |
da81e3fc TT |
448 | frag = inode->osd2.masix2.m_i_frag; |
449 | fsize = inode->osd2.masix2.m_i_fsize; | |
fc6d9d51 TT |
450 | break; |
451 | default: | |
452 | frag = fsize = 0; | |
453 | } | |
da81e3fc TT |
454 | fprintf(out, "%sFragment: Address: %d Number: %d Size: %d\n", |
455 | prefix, inode->i_faddr, frag, fsize); | |
456 | fprintf(out, "%sctime: 0x%08x -- %s", prefix, inode->i_ctime, | |
457 | time_to_string(inode->i_ctime)); | |
458 | fprintf(out, "%satime: 0x%08x -- %s", prefix, inode->i_atime, | |
459 | time_to_string(inode->i_atime)); | |
460 | fprintf(out, "%smtime: 0x%08x -- %s", prefix, inode->i_mtime, | |
461 | time_to_string(inode->i_mtime)); | |
462 | if (inode->i_dtime) | |
463 | fprintf(out, "%sdtime: 0x%08x -- %s", prefix, inode->i_dtime, | |
464 | time_to_string(inode->i_dtime)); | |
465 | if (LINUX_S_ISLNK(inode->i_mode) && inode->i_blocks == 0) | |
466 | fprintf(out, "%sFast_link_dest: %.*s\n", prefix, | |
467 | (int) inode->i_size, (char *)inode->i_block); | |
468 | else if (do_dump_blocks) | |
469 | dump_blocks(out, prefix, inode_num); | |
470 | } | |
471 | ||
472 | static void dump_inode(ext2_ino_t inode_num, struct ext2_inode inode) | |
473 | { | |
474 | FILE *out; | |
475 | ||
476 | out = open_pager(); | |
477 | internal_dump_inode(out, "", inode_num, &inode, 1); | |
3839e657 TT |
478 | close_pager(out); |
479 | } | |
480 | ||
3839e657 TT |
481 | void do_stat(int argc, char *argv[]) |
482 | { | |
b044c2e0 | 483 | ext2_ino_t inode; |
3839e657 | 484 | struct ext2_inode inode_buf; |
3839e657 | 485 | |
e1018eea | 486 | if (common_inode_args_process(argc, argv, &inode, 0)) |
3839e657 TT |
487 | return; |
488 | ||
e1018eea TT |
489 | if (debugfs_read_inode(inode, &inode_buf, argv[0])) |
490 | return; | |
3839e657 TT |
491 | |
492 | dump_inode(inode,inode_buf); | |
493 | return; | |
494 | } | |
495 | ||
496 | void do_chroot(int argc, char *argv[]) | |
497 | { | |
b044c2e0 | 498 | ext2_ino_t inode; |
3839e657 TT |
499 | int retval; |
500 | ||
e1018eea | 501 | if (common_inode_args_process(argc, argv, &inode, 0)) |
3839e657 TT |
502 | return; |
503 | ||
fc6d9d51 | 504 | retval = ext2fs_check_directory(current_fs, inode); |
3839e657 TT |
505 | if (retval) { |
506 | com_err(argv[1], retval, ""); | |
507 | return; | |
508 | } | |
509 | root = inode; | |
510 | } | |
511 | ||
512 | void do_clri(int argc, char *argv[]) | |
513 | { | |
b044c2e0 | 514 | ext2_ino_t inode; |
3839e657 TT |
515 | struct ext2_inode inode_buf; |
516 | ||
e1018eea | 517 | if (common_inode_args_process(argc, argv, &inode, CHECK_FS_RW)) |
3839e657 TT |
518 | return; |
519 | ||
e1018eea | 520 | if (debugfs_read_inode(inode, &inode_buf, argv[0])) |
3839e657 | 521 | return; |
3839e657 | 522 | memset(&inode_buf, 0, sizeof(inode_buf)); |
e1018eea | 523 | if (debugfs_write_inode(inode, &inode_buf, argv[0])) |
3839e657 | 524 | return; |
3839e657 TT |
525 | } |
526 | ||
527 | void do_freei(int argc, char *argv[]) | |
528 | { | |
b044c2e0 | 529 | ext2_ino_t inode; |
3839e657 | 530 | |
e1018eea TT |
531 | if (common_inode_args_process(argc, argv, &inode, |
532 | CHECK_FS_RW | CHECK_FS_BITMAPS)) | |
3839e657 TT |
533 | return; |
534 | ||
fc6d9d51 | 535 | if (!ext2fs_test_inode_bitmap(current_fs->inode_map,inode)) |
3839e657 | 536 | com_err(argv[0], 0, "Warning: inode already clear"); |
fc6d9d51 TT |
537 | ext2fs_unmark_inode_bitmap(current_fs->inode_map,inode); |
538 | ext2fs_mark_ib_dirty(current_fs); | |
3839e657 TT |
539 | } |
540 | ||
541 | void do_seti(int argc, char *argv[]) | |
542 | { | |
b044c2e0 | 543 | ext2_ino_t inode; |
3839e657 | 544 | |
e1018eea TT |
545 | if (common_inode_args_process(argc, argv, &inode, |
546 | CHECK_FS_RW | CHECK_FS_BITMAPS)) | |
3839e657 TT |
547 | return; |
548 | ||
fc6d9d51 | 549 | if (ext2fs_test_inode_bitmap(current_fs->inode_map,inode)) |
3839e657 | 550 | com_err(argv[0], 0, "Warning: inode already set"); |
fc6d9d51 TT |
551 | ext2fs_mark_inode_bitmap(current_fs->inode_map,inode); |
552 | ext2fs_mark_ib_dirty(current_fs); | |
3839e657 TT |
553 | } |
554 | ||
555 | void do_testi(int argc, char *argv[]) | |
556 | { | |
b044c2e0 | 557 | ext2_ino_t inode; |
3839e657 | 558 | |
e1018eea | 559 | if (common_inode_args_process(argc, argv, &inode, CHECK_FS_BITMAPS)) |
3839e657 TT |
560 | return; |
561 | ||
fc6d9d51 | 562 | if (ext2fs_test_inode_bitmap(current_fs->inode_map,inode)) |
b044c2e0 | 563 | printf("Inode %u is marked in use\n", inode); |
3839e657 | 564 | else |
b044c2e0 | 565 | printf("Inode %u is not in use\n", inode); |
3839e657 TT |
566 | } |
567 | ||
3839e657 TT |
568 | void do_freeb(int argc, char *argv[]) |
569 | { | |
570 | blk_t block; | |
e1018eea | 571 | int count = 1; |
3839e657 | 572 | |
e1018eea | 573 | if (common_block_args_process(argc, argv, &block, &count)) |
3839e657 | 574 | return; |
fc6d9d51 | 575 | if (check_fs_read_write(argv[0])) |
3839e657 | 576 | return; |
e1018eea TT |
577 | while (count-- > 0) { |
578 | if (!ext2fs_test_block_bitmap(current_fs->block_map,block)) | |
579 | com_err(argv[0], 0, "Warning: block %d already clear", | |
580 | block); | |
581 | ext2fs_unmark_block_bitmap(current_fs->block_map,block); | |
582 | block++; | |
583 | } | |
fc6d9d51 | 584 | ext2fs_mark_bb_dirty(current_fs); |
3839e657 TT |
585 | } |
586 | ||
587 | void do_setb(int argc, char *argv[]) | |
588 | { | |
589 | blk_t block; | |
e1018eea | 590 | int count = 1; |
3839e657 | 591 | |
e1018eea | 592 | if (common_block_args_process(argc, argv, &block, &count)) |
3839e657 | 593 | return; |
fc6d9d51 | 594 | if (check_fs_read_write(argv[0])) |
3839e657 | 595 | return; |
e1018eea TT |
596 | while (count-- > 0) { |
597 | if (ext2fs_test_block_bitmap(current_fs->block_map,block)) | |
598 | com_err(argv[0], 0, "Warning: block %d already set", | |
599 | block); | |
600 | ext2fs_mark_block_bitmap(current_fs->block_map,block); | |
601 | block++; | |
602 | } | |
fc6d9d51 | 603 | ext2fs_mark_bb_dirty(current_fs); |
3839e657 TT |
604 | } |
605 | ||
606 | void do_testb(int argc, char *argv[]) | |
607 | { | |
608 | blk_t block; | |
e1018eea | 609 | int count = 1; |
3839e657 | 610 | |
e1018eea | 611 | if (common_block_args_process(argc, argv, &block, &count)) |
3839e657 | 612 | return; |
e1018eea TT |
613 | while (count-- > 0) { |
614 | if (ext2fs_test_block_bitmap(current_fs->block_map,block)) | |
615 | printf("Block %d marked in use\n", block); | |
616 | else | |
617 | printf("Block %d not in use\n", block); | |
618 | block++; | |
3839e657 | 619 | } |
3839e657 TT |
620 | } |
621 | ||
50e1e10f TT |
622 | static void modify_u8(char *com, const char *prompt, |
623 | const char *format, __u8 *val) | |
3839e657 TT |
624 | { |
625 | char buf[200]; | |
21c84b71 | 626 | unsigned long v; |
3839e657 TT |
627 | char *tmp; |
628 | ||
629 | sprintf(buf, format, *val); | |
630 | printf("%30s [%s] ", prompt, buf); | |
631 | fgets(buf, sizeof(buf), stdin); | |
632 | if (buf[strlen (buf) - 1] == '\n') | |
633 | buf[strlen (buf) - 1] = '\0'; | |
634 | if (!buf[0]) | |
635 | return; | |
21c84b71 | 636 | v = strtoul(buf, &tmp, 0); |
3839e657 TT |
637 | if (*tmp) |
638 | com_err(com, 0, "Bad value - %s", buf); | |
639 | else | |
640 | *val = v; | |
641 | } | |
642 | ||
50e1e10f TT |
643 | static void modify_u16(char *com, const char *prompt, |
644 | const char *format, __u16 *val) | |
3839e657 TT |
645 | { |
646 | char buf[200]; | |
21c84b71 | 647 | unsigned long v; |
3839e657 TT |
648 | char *tmp; |
649 | ||
650 | sprintf(buf, format, *val); | |
651 | printf("%30s [%s] ", prompt, buf); | |
652 | fgets(buf, sizeof(buf), stdin); | |
653 | if (buf[strlen (buf) - 1] == '\n') | |
654 | buf[strlen (buf) - 1] = '\0'; | |
655 | if (!buf[0]) | |
656 | return; | |
21c84b71 | 657 | v = strtoul(buf, &tmp, 0); |
3839e657 TT |
658 | if (*tmp) |
659 | com_err(com, 0, "Bad value - %s", buf); | |
660 | else | |
661 | *val = v; | |
662 | } | |
663 | ||
50e1e10f TT |
664 | static void modify_u32(char *com, const char *prompt, |
665 | const char *format, __u32 *val) | |
3839e657 TT |
666 | { |
667 | char buf[200]; | |
21c84b71 | 668 | unsigned long v; |
3839e657 TT |
669 | char *tmp; |
670 | ||
671 | sprintf(buf, format, *val); | |
672 | printf("%30s [%s] ", prompt, buf); | |
673 | fgets(buf, sizeof(buf), stdin); | |
674 | if (buf[strlen (buf) - 1] == '\n') | |
675 | buf[strlen (buf) - 1] = '\0'; | |
676 | if (!buf[0]) | |
677 | return; | |
21c84b71 | 678 | v = strtoul(buf, &tmp, 0); |
3839e657 TT |
679 | if (*tmp) |
680 | com_err(com, 0, "Bad value - %s", buf); | |
681 | else | |
682 | *val = v; | |
683 | } | |
684 | ||
685 | ||
686 | void do_modify_inode(int argc, char *argv[]) | |
687 | { | |
688 | struct ext2_inode inode; | |
b044c2e0 TT |
689 | ext2_ino_t inode_num; |
690 | int i; | |
b044c2e0 TT |
691 | unsigned char *frag, *fsize; |
692 | char buf[80]; | |
7380ac90 | 693 | int os; |
b044c2e0 TT |
694 | const char *hex_format = "0x%x"; |
695 | const char *octal_format = "0%o"; | |
696 | const char *decimal_format = "%d"; | |
3839e657 | 697 | |
e1018eea | 698 | if (common_inode_args_process(argc, argv, &inode_num, CHECK_FS_RW)) |
3839e657 TT |
699 | return; |
700 | ||
7380ac90 TT |
701 | os = current_fs->super->s_creator_os; |
702 | ||
e1018eea | 703 | if (debugfs_read_inode(inode_num, &inode, argv[1])) |
3839e657 | 704 | return; |
3839e657 | 705 | |
50e1e10f TT |
706 | modify_u16(argv[0], "Mode", octal_format, &inode.i_mode); |
707 | modify_u16(argv[0], "User ID", decimal_format, &inode.i_uid); | |
708 | modify_u16(argv[0], "Group ID", decimal_format, &inode.i_gid); | |
709 | modify_u32(argv[0], "Size", decimal_format, &inode.i_size); | |
710 | modify_u32(argv[0], "Creation time", decimal_format, &inode.i_ctime); | |
711 | modify_u32(argv[0], "Modification time", decimal_format, &inode.i_mtime); | |
712 | modify_u32(argv[0], "Access time", decimal_format, &inode.i_atime); | |
713 | modify_u32(argv[0], "Deletion time", decimal_format, &inode.i_dtime); | |
714 | modify_u16(argv[0], "Link count", decimal_format, &inode.i_links_count); | |
715 | modify_u32(argv[0], "Block count", decimal_format, &inode.i_blocks); | |
716 | modify_u32(argv[0], "File flags", hex_format, &inode.i_flags); | |
3db9305a | 717 | modify_u32(argv[0], "Generation", hex_format, &inode.i_generation); |
50e1e10f TT |
718 | #if 0 |
719 | modify_u32(argv[0], "Reserved1", decimal_format, &inode.i_reserved1); | |
720 | #endif | |
721 | modify_u32(argv[0], "File acl", decimal_format, &inode.i_file_acl); | |
36a43d67 TT |
722 | if (LINUX_S_ISDIR(inode.i_mode)) |
723 | modify_u32(argv[0], "Directory acl", decimal_format, &inode.i_dir_acl); | |
724 | else | |
725 | modify_u32(argv[0], "High 32bits of size", decimal_format, &inode.i_size_high); | |
62c06f79 | 726 | |
fc6d9d51 | 727 | if (current_fs->super->s_creator_os == EXT2_OS_HURD) |
62c06f79 TT |
728 | modify_u32(argv[0], "Translator Block", |
729 | decimal_format, &inode.osd1.hurd1.h_i_translator); | |
730 | ||
50e1e10f | 731 | modify_u32(argv[0], "Fragment address", decimal_format, &inode.i_faddr); |
fc6d9d51 TT |
732 | switch (os) { |
733 | case EXT2_OS_LINUX: | |
734 | frag = &inode.osd2.linux2.l_i_frag; | |
735 | fsize = &inode.osd2.linux2.l_i_fsize; | |
736 | break; | |
737 | case EXT2_OS_HURD: | |
738 | frag = &inode.osd2.hurd2.h_i_frag; | |
739 | fsize = &inode.osd2.hurd2.h_i_fsize; | |
740 | break; | |
741 | case EXT2_OS_MASIX: | |
742 | frag = &inode.osd2.masix2.m_i_frag; | |
743 | fsize = &inode.osd2.masix2.m_i_fsize; | |
744 | break; | |
745 | default: | |
746 | frag = fsize = 0; | |
747 | } | |
748 | if (frag) | |
749 | modify_u8(argv[0], "Fragment number", decimal_format, frag); | |
750 | if (fsize) | |
751 | modify_u8(argv[0], "Fragment size", decimal_format, fsize); | |
752 | ||
3839e657 TT |
753 | for (i=0; i < EXT2_NDIR_BLOCKS; i++) { |
754 | sprintf(buf, "Direct Block #%d", i); | |
50e1e10f | 755 | modify_u32(argv[0], buf, decimal_format, &inode.i_block[i]); |
3839e657 | 756 | } |
50e1e10f | 757 | modify_u32(argv[0], "Indirect Block", decimal_format, |
3839e657 | 758 | &inode.i_block[EXT2_IND_BLOCK]); |
50e1e10f | 759 | modify_u32(argv[0], "Double Indirect Block", decimal_format, |
3839e657 | 760 | &inode.i_block[EXT2_DIND_BLOCK]); |
50e1e10f | 761 | modify_u32(argv[0], "Triple Indirect Block", decimal_format, |
3839e657 | 762 | &inode.i_block[EXT2_TIND_BLOCK]); |
e1018eea | 763 | if (debugfs_write_inode(inode_num, &inode, argv[1])) |
3839e657 | 764 | return; |
3839e657 TT |
765 | } |
766 | ||
3839e657 TT |
767 | void do_change_working_dir(int argc, char *argv[]) |
768 | { | |
b044c2e0 TT |
769 | ext2_ino_t inode; |
770 | int retval; | |
3839e657 | 771 | |
e1018eea | 772 | if (common_inode_args_process(argc, argv, &inode, 0)) |
3839e657 TT |
773 | return; |
774 | ||
fc6d9d51 | 775 | retval = ext2fs_check_directory(current_fs, inode); |
3839e657 TT |
776 | if (retval) { |
777 | com_err(argv[1], retval, ""); | |
778 | return; | |
779 | } | |
780 | cwd = inode; | |
781 | return; | |
782 | } | |
783 | ||
3839e657 TT |
784 | void do_print_working_directory(int argc, char *argv[]) |
785 | { | |
786 | int retval; | |
787 | char *pathname = NULL; | |
788 | ||
e1018eea TT |
789 | if (common_args_process(argc, argv, 1, 1, |
790 | "print_working_directory", "", 0)) | |
3839e657 TT |
791 | return; |
792 | ||
fc6d9d51 | 793 | retval = ext2fs_get_pathname(current_fs, cwd, 0, &pathname); |
3839e657 TT |
794 | if (retval) { |
795 | com_err(argv[0], retval, | |
796 | "while trying to get pathname of cwd"); | |
797 | } | |
b044c2e0 | 798 | printf("[pwd] INODE: %6u PATH: %s\n", cwd, pathname); |
3839e657 | 799 | free(pathname); |
fc6d9d51 | 800 | retval = ext2fs_get_pathname(current_fs, root, 0, &pathname); |
3839e657 TT |
801 | if (retval) { |
802 | com_err(argv[0], retval, | |
803 | "while trying to get pathname of root"); | |
804 | } | |
b044c2e0 | 805 | printf("[root] INODE: %6u PATH: %s\n", root, pathname); |
3839e657 TT |
806 | free(pathname); |
807 | return; | |
808 | } | |
809 | ||
50e1e10f | 810 | static void make_link(char *sourcename, char *destname) |
3839e657 | 811 | { |
b044c2e0 TT |
812 | ext2_ino_t inode; |
813 | int retval; | |
814 | ext2_ino_t dir; | |
815 | char *dest, *cp, *basename; | |
3839e657 TT |
816 | |
817 | /* | |
818 | * Get the source inode | |
819 | */ | |
820 | inode = string_to_inode(sourcename); | |
821 | if (!inode) | |
822 | return; | |
823 | basename = strrchr(sourcename, '/'); | |
824 | if (basename) | |
825 | basename++; | |
826 | else | |
827 | basename = sourcename; | |
828 | /* | |
829 | * Figure out the destination. First see if it exists and is | |
830 | * a directory. | |
831 | */ | |
fc6d9d51 | 832 | if (! (retval=ext2fs_namei(current_fs, root, cwd, destname, &dir))) |
3839e657 TT |
833 | dest = basename; |
834 | else { | |
835 | /* | |
836 | * OK, it doesn't exist. See if it is | |
837 | * '<dir>/basename' or 'basename' | |
838 | */ | |
839 | cp = strrchr(destname, '/'); | |
840 | if (cp) { | |
841 | *cp = 0; | |
842 | dir = string_to_inode(destname); | |
843 | if (!dir) | |
844 | return; | |
845 | dest = cp+1; | |
846 | } else { | |
847 | dir = cwd; | |
848 | dest = destname; | |
849 | } | |
850 | } | |
851 | ||
fc6d9d51 | 852 | retval = ext2fs_link(current_fs, dir, dest, inode, 0); |
3839e657 TT |
853 | if (retval) |
854 | com_err("make_link", retval, ""); | |
855 | return; | |
856 | } | |
857 | ||
858 | ||
859 | void do_link(int argc, char *argv[]) | |
860 | { | |
e1018eea TT |
861 | if (common_args_process(argc, argv, 3, 3, "link", |
862 | "<source file> <dest_name>", CHECK_FS_RW)) | |
863 | return; | |
864 | ||
865 | make_link(argv[1], argv[2]); | |
866 | } | |
867 | ||
868 | static int mark_blocks_proc(ext2_filsys fs, blk_t *blocknr, | |
869 | int blockcnt, void *private) | |
870 | { | |
871 | blk_t block; | |
e1018eea TT |
872 | |
873 | block = *blocknr; | |
874 | ext2fs_block_alloc_stats(fs, block, +1); | |
875 | return 0; | |
876 | } | |
877 | ||
878 | void do_undel(int argc, char *argv[]) | |
879 | { | |
880 | ext2_ino_t ino; | |
881 | struct ext2_inode inode; | |
e1018eea TT |
882 | |
883 | if (common_args_process(argc, argv, 3, 3, "undelete", | |
884 | "<inode_num> <dest_name>", | |
885 | CHECK_FS_RW | CHECK_FS_BITMAPS)) | |
886 | return; | |
887 | ||
888 | ino = string_to_inode(argv[1]); | |
889 | if (!ino) | |
890 | return; | |
891 | ||
892 | if (debugfs_read_inode(ino, &inode, argv[1])) | |
893 | return; | |
894 | ||
895 | if (ext2fs_test_inode_bitmap(current_fs->inode_map, ino)) { | |
896 | com_err(argv[1], 0, "Inode is not marked as deleted"); | |
3839e657 TT |
897 | return; |
898 | } | |
e1018eea TT |
899 | |
900 | /* | |
901 | * XXX this function doesn't handle changing the links count on the | |
902 | * parent directory when undeleting a directory. | |
903 | */ | |
904 | inode.i_links_count = LINUX_S_ISDIR(inode.i_mode) ? 2 : 1; | |
905 | inode.i_dtime = 0; | |
906 | ||
907 | if (debugfs_write_inode(ino, &inode, argv[0])) | |
3839e657 TT |
908 | return; |
909 | ||
e1018eea TT |
910 | ext2fs_block_iterate(current_fs, ino, 0, NULL, |
911 | mark_blocks_proc, NULL); | |
912 | ||
d7f64ae8 | 913 | ext2fs_inode_alloc_stats2(current_fs, ino, +1, 0); |
e1018eea | 914 | |
3839e657 TT |
915 | make_link(argv[1], argv[2]); |
916 | } | |
917 | ||
50e1e10f | 918 | static void unlink_file_by_name(char *filename) |
3839e657 | 919 | { |
b044c2e0 TT |
920 | int retval; |
921 | ext2_ino_t dir; | |
922 | char *basename; | |
3839e657 TT |
923 | |
924 | basename = strrchr(filename, '/'); | |
925 | if (basename) { | |
fc6d9d51 | 926 | *basename++ = '\0'; |
3839e657 TT |
927 | dir = string_to_inode(filename); |
928 | if (!dir) | |
929 | return; | |
930 | } else { | |
931 | dir = cwd; | |
932 | basename = filename; | |
933 | } | |
fc6d9d51 | 934 | retval = ext2fs_unlink(current_fs, dir, basename, 0, 0); |
3839e657 TT |
935 | if (retval) |
936 | com_err("unlink_file_by_name", retval, ""); | |
937 | return; | |
938 | } | |
939 | ||
940 | void do_unlink(int argc, char *argv[]) | |
941 | { | |
e1018eea TT |
942 | if (common_args_process(argc, argv, 2, 2, "link", |
943 | "<pathname>", CHECK_FS_RW)) | |
3839e657 TT |
944 | return; |
945 | ||
946 | unlink_file_by_name(argv[1]); | |
947 | } | |
948 | ||
949 | void do_find_free_block(int argc, char *argv[]) | |
950 | { | |
951 | blk_t free_blk, goal; | |
e1018eea | 952 | int count; |
3839e657 TT |
953 | errcode_t retval; |
954 | char *tmp; | |
955 | ||
e1018eea TT |
956 | if ((argc > 3) || (argc==2 && *argv[1] == '?')) { |
957 | com_err(argv[0], 0, "Usage: find_free_block [count [goal]]"); | |
3839e657 TT |
958 | return; |
959 | } | |
960 | if (check_fs_open(argv[0])) | |
961 | return; | |
962 | ||
963 | if (argc > 1) { | |
e1018eea TT |
964 | count = strtol(argv[1],&tmp,0); |
965 | if (*tmp) { | |
966 | com_err(argv[0], 0, "Bad count - %s", argv[1]); | |
967 | return; | |
968 | } | |
969 | } else | |
970 | count = 1; | |
971 | ||
972 | if (argc > 2) { | |
973 | goal = strtol(argv[2], &tmp, 0); | |
3839e657 TT |
974 | if (*tmp) { |
975 | com_err(argv[0], 0, "Bad goal - %s", argv[1]); | |
976 | return; | |
977 | } | |
978 | } | |
979 | else | |
fc6d9d51 | 980 | goal = current_fs->super->s_first_data_block; |
3839e657 | 981 | |
e1018eea TT |
982 | printf("Free blocks found: "); |
983 | free_blk = goal - 1; | |
984 | while (count-- > 0) { | |
985 | retval = ext2fs_new_block(current_fs, free_blk + 1, 0, | |
986 | &free_blk); | |
987 | if (retval) { | |
988 | com_err("ext2fs_new_block", retval, ""); | |
989 | return; | |
990 | } else | |
991 | printf("%d ", free_blk); | |
992 | } | |
993 | printf("\n"); | |
3839e657 TT |
994 | } |
995 | ||
996 | void do_find_free_inode(int argc, char *argv[]) | |
997 | { | |
b044c2e0 TT |
998 | ext2_ino_t free_inode, dir; |
999 | int mode; | |
1000 | int retval; | |
1001 | char *tmp; | |
3839e657 | 1002 | |
50e1e10f TT |
1003 | if (argc > 3 || (argc>1 && *argv[1] == '?')) { |
1004 | com_err(argv[0], 0, "Usage: find_free_inode [dir] [mode]"); | |
3839e657 TT |
1005 | return; |
1006 | } | |
1007 | if (check_fs_open(argv[0])) | |
1008 | return; | |
1009 | ||
1010 | if (argc > 1) { | |
1011 | dir = strtol(argv[1], &tmp, 0); | |
1012 | if (*tmp) { | |
1013 | com_err(argv[0], 0, "Bad dir - %s", argv[1]); | |
1014 | return; | |
1015 | } | |
1016 | } | |
1017 | else | |
1018 | dir = root; | |
1019 | if (argc > 2) { | |
1020 | mode = strtol(argv[2], &tmp, 0); | |
1021 | if (*tmp) { | |
1022 | com_err(argv[0], 0, "Bad mode - %s", argv[2]); | |
1023 | return; | |
1024 | } | |
50e1e10f | 1025 | } else |
3839e657 TT |
1026 | mode = 010755; |
1027 | ||
fc6d9d51 | 1028 | retval = ext2fs_new_inode(current_fs, dir, mode, 0, &free_inode); |
3839e657 TT |
1029 | if (retval) |
1030 | com_err("ext2fs_new_inode", retval, ""); | |
1031 | else | |
b044c2e0 | 1032 | printf("Free inode found: %u\n", free_inode); |
3839e657 TT |
1033 | } |
1034 | ||
b044c2e0 | 1035 | static errcode_t copy_file(int fd, ext2_ino_t newfile) |
50e1e10f | 1036 | { |
5a51384e | 1037 | ext2_file_t e2_file; |
50e1e10f | 1038 | errcode_t retval; |
b7846402 TT |
1039 | int got; |
1040 | unsigned int written; | |
5a51384e TT |
1041 | char buf[8192]; |
1042 | char *ptr; | |
50e1e10f | 1043 | |
5a51384e TT |
1044 | retval = ext2fs_file_open(current_fs, newfile, |
1045 | EXT2_FILE_WRITE, &e2_file); | |
50e1e10f TT |
1046 | if (retval) |
1047 | return retval; | |
50e1e10f | 1048 | |
5a51384e TT |
1049 | while (1) { |
1050 | got = read(fd, buf, sizeof(buf)); | |
1051 | if (got == 0) | |
1052 | break; | |
1053 | if (got < 0) { | |
1054 | retval = errno; | |
1055 | goto fail; | |
1056 | } | |
1057 | ptr = buf; | |
1058 | while (got > 0) { | |
1059 | retval = ext2fs_file_write(e2_file, ptr, | |
1060 | got, &written); | |
1061 | if (retval) | |
1062 | goto fail; | |
1063 | ||
1064 | got -= written; | |
1065 | ptr += written; | |
1066 | } | |
1067 | } | |
1068 | retval = ext2fs_file_close(e2_file); | |
5a51384e TT |
1069 | return retval; |
1070 | ||
1071 | fail: | |
1072 | (void) ext2fs_file_close(e2_file); | |
1073 | return retval; | |
50e1e10f TT |
1074 | } |
1075 | ||
5a51384e | 1076 | |
50e1e10f TT |
1077 | void do_write(int argc, char *argv[]) |
1078 | { | |
b044c2e0 TT |
1079 | int fd; |
1080 | struct stat statbuf; | |
1081 | ext2_ino_t newfile; | |
1082 | errcode_t retval; | |
50e1e10f TT |
1083 | struct ext2_inode inode; |
1084 | ||
e1018eea TT |
1085 | if (common_args_process(argc, argv, 3, 3, "write", |
1086 | "<native file> <new file>", CHECK_FS_RW)) | |
50e1e10f | 1087 | return; |
e1018eea | 1088 | |
50e1e10f TT |
1089 | fd = open(argv[1], O_RDONLY); |
1090 | if (fd < 0) { | |
e1018eea | 1091 | com_err(argv[1], errno, ""); |
50e1e10f TT |
1092 | return; |
1093 | } | |
1094 | if (fstat(fd, &statbuf) < 0) { | |
1095 | com_err(argv[1], errno, ""); | |
1096 | close(fd); | |
1097 | return; | |
1098 | } | |
1099 | ||
1dd090fa TT |
1100 | retval = ext2fs_namei(current_fs, root, cwd, argv[2], &newfile); |
1101 | if (retval == 0) { | |
1102 | com_err(argv[0], 0, "The file '%s' already exists\n", argv[2]); | |
1103 | close(fd); | |
1104 | return; | |
1105 | } | |
1106 | ||
fc6d9d51 | 1107 | retval = ext2fs_new_inode(current_fs, cwd, 010755, 0, &newfile); |
50e1e10f TT |
1108 | if (retval) { |
1109 | com_err(argv[0], retval, ""); | |
1110 | close(fd); | |
1111 | return; | |
1112 | } | |
b044c2e0 | 1113 | printf("Allocated inode: %u\n", newfile); |
085cb19a TT |
1114 | retval = ext2fs_link(current_fs, cwd, argv[2], newfile, |
1115 | EXT2_FT_REG_FILE); | |
50e1e10f TT |
1116 | if (retval) { |
1117 | com_err(argv[2], retval, ""); | |
1118 | close(fd); | |
1119 | return; | |
1120 | } | |
fc6d9d51 | 1121 | if (ext2fs_test_inode_bitmap(current_fs->inode_map,newfile)) |
50e1e10f | 1122 | com_err(argv[0], 0, "Warning: inode already set"); |
d7f64ae8 | 1123 | ext2fs_inode_alloc_stats2(current_fs, newfile, +1, 0); |
50e1e10f TT |
1124 | memset(&inode, 0, sizeof(inode)); |
1125 | inode.i_mode = statbuf.st_mode; | |
1126 | inode.i_atime = inode.i_ctime = inode.i_mtime = time(NULL); | |
1127 | inode.i_links_count = 1; | |
1128 | inode.i_size = statbuf.st_size; | |
e1018eea | 1129 | if (debugfs_write_inode(newfile, &inode, argv[0])) { |
50e1e10f TT |
1130 | close(fd); |
1131 | return; | |
1132 | } | |
1133 | if (LINUX_S_ISREG(inode.i_mode)) { | |
1134 | retval = copy_file(fd, newfile); | |
1135 | if (retval) | |
1136 | com_err("copy_file", retval, ""); | |
1137 | } | |
1138 | close(fd); | |
1139 | } | |
1140 | ||
1141 | void do_mknod(int argc, char *argv[]) | |
1142 | { | |
b044c2e0 TT |
1143 | unsigned long mode, major, minor, nr; |
1144 | ext2_ino_t newfile; | |
1145 | errcode_t retval; | |
50e1e10f | 1146 | struct ext2_inode inode; |
085cb19a | 1147 | int filetype; |
50e1e10f TT |
1148 | |
1149 | if (check_fs_open(argv[0])) | |
1150 | return; | |
1151 | if (argc < 3 || argv[2][1]) { | |
e1018eea | 1152 | usage: |
50e1e10f TT |
1153 | com_err(argv[0], 0, "Usage: mknod <name> [p| [c|b] <major> <minor>]"); |
1154 | return; | |
1155 | } | |
1156 | mode = minor = major = 0; | |
1157 | switch (argv[2][0]) { | |
1158 | case 'p': | |
1159 | mode = LINUX_S_IFIFO; | |
085cb19a | 1160 | filetype = EXT2_FT_FIFO; |
50e1e10f TT |
1161 | nr = 3; |
1162 | break; | |
1163 | case 'c': | |
1164 | mode = LINUX_S_IFCHR; | |
085cb19a | 1165 | filetype = EXT2_FT_CHRDEV; |
50e1e10f TT |
1166 | nr = 5; |
1167 | break; | |
1168 | case 'b': | |
1169 | mode = LINUX_S_IFBLK; | |
085cb19a | 1170 | filetype = EXT2_FT_BLKDEV; |
50e1e10f TT |
1171 | nr = 5; |
1172 | break; | |
1173 | default: | |
085cb19a | 1174 | filetype = 0; |
50e1e10f TT |
1175 | nr = 0; |
1176 | } | |
1177 | if (nr == 5) { | |
1178 | major = strtoul(argv[3], argv+3, 0); | |
1179 | minor = strtoul(argv[4], argv+4, 0); | |
1180 | if (major > 255 || minor > 255 || argv[3][0] || argv[4][0]) | |
1181 | nr = 0; | |
1182 | } | |
e1018eea TT |
1183 | if (argc != nr) |
1184 | goto usage; | |
fc6d9d51 | 1185 | if (check_fs_read_write(argv[0])) |
50e1e10f | 1186 | return; |
fc6d9d51 | 1187 | retval = ext2fs_new_inode(current_fs, cwd, 010755, 0, &newfile); |
50e1e10f TT |
1188 | if (retval) { |
1189 | com_err(argv[0], retval, ""); | |
1190 | return; | |
1191 | } | |
b044c2e0 | 1192 | printf("Allocated inode: %u\n", newfile); |
085cb19a | 1193 | retval = ext2fs_link(current_fs, cwd, argv[1], newfile, filetype); |
50e1e10f TT |
1194 | if (retval) { |
1195 | if (retval == EXT2_ET_DIR_NO_SPACE) { | |
fc6d9d51 | 1196 | retval = ext2fs_expand_dir(current_fs, cwd); |
50e1e10f | 1197 | if (!retval) |
fc6d9d51 | 1198 | retval = ext2fs_link(current_fs, cwd, |
085cb19a TT |
1199 | argv[1], newfile, |
1200 | filetype); | |
50e1e10f TT |
1201 | } |
1202 | if (retval) { | |
1203 | com_err(argv[1], retval, ""); | |
1204 | return; | |
1205 | } | |
1206 | } | |
fc6d9d51 | 1207 | if (ext2fs_test_inode_bitmap(current_fs->inode_map,newfile)) |
50e1e10f | 1208 | com_err(argv[0], 0, "Warning: inode already set"); |
fc6d9d51 TT |
1209 | ext2fs_mark_inode_bitmap(current_fs->inode_map, newfile); |
1210 | ext2fs_mark_ib_dirty(current_fs); | |
50e1e10f TT |
1211 | memset(&inode, 0, sizeof(inode)); |
1212 | inode.i_mode = mode; | |
1213 | inode.i_atime = inode.i_ctime = inode.i_mtime = time(NULL); | |
1214 | inode.i_block[0] = major*256+minor; | |
1215 | inode.i_links_count = 1; | |
e1018eea | 1216 | if (debugfs_write_inode(newfile, &inode, argv[0])) |
50e1e10f | 1217 | return; |
50e1e10f TT |
1218 | } |
1219 | ||
3839e657 TT |
1220 | void do_mkdir(int argc, char *argv[]) |
1221 | { | |
1222 | char *cp; | |
b044c2e0 | 1223 | ext2_ino_t parent; |
3839e657 TT |
1224 | char *name; |
1225 | errcode_t retval; | |
1226 | ||
e1018eea TT |
1227 | if (common_args_process(argc, argv, 2, 2, "mkdir", |
1228 | "<filename>", CHECK_FS_RW)) | |
d3aea7dc TT |
1229 | return; |
1230 | ||
3839e657 TT |
1231 | cp = strrchr(argv[1], '/'); |
1232 | if (cp) { | |
1233 | *cp = 0; | |
1234 | parent = string_to_inode(argv[1]); | |
1235 | if (!parent) { | |
1236 | com_err(argv[1], ENOENT, ""); | |
1237 | return; | |
1238 | } | |
1239 | name = cp+1; | |
1240 | } else { | |
1241 | parent = cwd; | |
1242 | name = argv[1]; | |
1243 | } | |
1244 | ||
1245 | ||
fc6d9d51 | 1246 | retval = ext2fs_mkdir(current_fs, parent, 0, name); |
3839e657 TT |
1247 | if (retval) { |
1248 | com_err("ext2fs_mkdir", retval, ""); | |
1249 | return; | |
1250 | } | |
1251 | ||
1252 | } | |
1253 | ||
50e1e10f TT |
1254 | static int release_blocks_proc(ext2_filsys fs, blk_t *blocknr, |
1255 | int blockcnt, void *private) | |
3839e657 | 1256 | { |
34436891 | 1257 | blk_t block; |
34436891 TT |
1258 | |
1259 | block = *blocknr; | |
e1018eea | 1260 | ext2fs_block_alloc_stats(fs, block, -1); |
3839e657 TT |
1261 | return 0; |
1262 | } | |
1263 | ||
b044c2e0 | 1264 | static void kill_file_by_inode(ext2_ino_t inode) |
3839e657 TT |
1265 | { |
1266 | struct ext2_inode inode_buf; | |
1267 | ||
e1018eea TT |
1268 | if (debugfs_read_inode(inode, &inode_buf, 0)) |
1269 | return; | |
3839e657 | 1270 | inode_buf.i_dtime = time(NULL); |
e1018eea TT |
1271 | if (debugfs_write_inode(inode, &inode_buf, 0)) |
1272 | return; | |
3839e657 | 1273 | |
fc6d9d51 TT |
1274 | ext2fs_block_iterate(current_fs, inode, 0, NULL, |
1275 | release_blocks_proc, NULL); | |
521e3685 | 1276 | printf("\n"); |
d7f64ae8 TT |
1277 | ext2fs_inode_alloc_stats2(current_fs, inode, -1, |
1278 | LINUX_S_ISDIR(inode_buf.i_mode)); | |
3839e657 TT |
1279 | } |
1280 | ||
1281 | ||
1282 | void do_kill_file(int argc, char *argv[]) | |
1283 | { | |
b044c2e0 | 1284 | ext2_ino_t inode_num; |
3839e657 | 1285 | |
e1018eea | 1286 | if (common_inode_args_process(argc, argv, &inode_num, CHECK_FS_RW)) |
3839e657 TT |
1287 | return; |
1288 | ||
3839e657 TT |
1289 | kill_file_by_inode(inode_num); |
1290 | } | |
1291 | ||
1292 | void do_rm(int argc, char *argv[]) | |
1293 | { | |
1294 | int retval; | |
b044c2e0 | 1295 | ext2_ino_t inode_num; |
3839e657 TT |
1296 | struct ext2_inode inode; |
1297 | ||
e1018eea TT |
1298 | if (common_args_process(argc, argv, 2, 2, "rm", |
1299 | "<filename>", CHECK_FS_RW)) | |
d3aea7dc TT |
1300 | return; |
1301 | ||
fc6d9d51 | 1302 | retval = ext2fs_namei(current_fs, root, cwd, argv[1], &inode_num); |
3839e657 | 1303 | if (retval) { |
91d6d486 | 1304 | com_err(argv[0], retval, "while trying to resolve filename"); |
3839e657 TT |
1305 | return; |
1306 | } | |
1307 | ||
e1018eea | 1308 | if (debugfs_read_inode(inode_num, &inode, argv[0])) |
3839e657 | 1309 | return; |
3839e657 | 1310 | |
50e1e10f | 1311 | if (LINUX_S_ISDIR(inode.i_mode)) { |
3839e657 TT |
1312 | com_err(argv[0], 0, "file is a directory"); |
1313 | return; | |
1314 | } | |
1315 | ||
1316 | --inode.i_links_count; | |
e1018eea | 1317 | if (debugfs_write_inode(inode_num, &inode, argv[0])) |
3839e657 | 1318 | return; |
3839e657 TT |
1319 | |
1320 | unlink_file_by_name(argv[1]); | |
1321 | if (inode.i_links_count == 0) | |
1322 | kill_file_by_inode(inode_num); | |
1323 | } | |
1324 | ||
d7f64ae8 TT |
1325 | struct rd_struct { |
1326 | ext2_ino_t parent; | |
1327 | int empty; | |
1328 | }; | |
1329 | ||
1330 | static int rmdir_proc(ext2_ino_t dir, | |
1331 | int entry, | |
1332 | struct ext2_dir_entry *dirent, | |
1333 | int offset, | |
1334 | int blocksize, | |
1335 | char *buf, | |
1336 | void *private) | |
1337 | { | |
1338 | struct rd_struct *rds = (struct rd_struct *) private; | |
1339 | ||
1340 | if (dirent->inode == 0) | |
1341 | return 0; | |
1342 | if (((dirent->name_len&0xFF) == 1) && (dirent->name[0] == '.')) | |
1343 | return 0; | |
1344 | if (((dirent->name_len&0xFF) == 2) && (dirent->name[0] == '.') && | |
1345 | (dirent->name[1] == '.')) { | |
1346 | rds->parent = dirent->inode; | |
1347 | return 0; | |
1348 | } | |
1349 | rds->empty = 0; | |
1350 | return 0; | |
1351 | } | |
1352 | ||
1353 | void do_rmdir(int argc, char *argv[]) | |
1354 | { | |
1355 | int retval; | |
1356 | ext2_ino_t inode_num; | |
1357 | struct ext2_inode inode; | |
1358 | struct rd_struct rds; | |
1359 | ||
1360 | if (common_args_process(argc, argv, 2, 2, "rmdir", | |
1361 | "<filename>", CHECK_FS_RW)) | |
1362 | return; | |
1363 | ||
1364 | retval = ext2fs_namei(current_fs, root, cwd, argv[1], &inode_num); | |
1365 | if (retval) { | |
1366 | com_err(argv[0], retval, "while trying to resolve filename"); | |
1367 | return; | |
1368 | } | |
1369 | ||
1370 | if (debugfs_read_inode(inode_num, &inode, argv[0])) | |
1371 | return; | |
1372 | ||
1373 | if (!LINUX_S_ISDIR(inode.i_mode)) { | |
1374 | com_err(argv[0], 0, "file is not a directory"); | |
1375 | return; | |
1376 | } | |
1377 | ||
1378 | rds.parent = 0; | |
1379 | rds.empty = 1; | |
1380 | ||
1381 | retval = ext2fs_dir_iterate2(current_fs, inode_num, 0, | |
1382 | 0, rmdir_proc, &rds); | |
1383 | if (retval) { | |
1384 | com_err(argv[0], retval, "while iterating over directory"); | |
1385 | return; | |
1386 | } | |
1387 | if (rds.empty == 0) { | |
1388 | com_err(argv[0], 0, "directory not empty"); | |
1389 | return; | |
1390 | } | |
1391 | ||
1392 | inode.i_links_count = 0; | |
1393 | if (debugfs_write_inode(inode_num, &inode, argv[0])) | |
1394 | return; | |
1395 | ||
1396 | unlink_file_by_name(argv[1]); | |
1397 | kill_file_by_inode(inode_num); | |
1398 | ||
1399 | if (rds.parent) { | |
1400 | if (debugfs_read_inode(rds.parent, &inode, argv[0])) | |
1401 | return; | |
1402 | if (inode.i_links_count > 1) | |
1403 | inode.i_links_count--; | |
1404 | if (debugfs_write_inode(rds.parent, &inode, argv[0])) | |
1405 | return; | |
1406 | } | |
1407 | } | |
1408 | ||
3839e657 TT |
1409 | void do_show_debugfs_params(int argc, char *argv[]) |
1410 | { | |
1411 | FILE *out = stdout; | |
1412 | ||
fc6d9d51 TT |
1413 | if (current_fs) |
1414 | fprintf(out, "Open mode: read-%s\n", | |
1415 | current_fs->flags & EXT2_FLAG_RW ? "write" : "only"); | |
3839e657 | 1416 | fprintf(out, "Filesystem in use: %s\n", |
fc6d9d51 | 1417 | current_fs ? current_fs->device_name : "--none--"); |
3839e657 TT |
1418 | } |
1419 | ||
1420 | void do_expand_dir(int argc, char *argv[]) | |
1421 | { | |
b044c2e0 | 1422 | ext2_ino_t inode; |
3839e657 TT |
1423 | int retval; |
1424 | ||
e1018eea | 1425 | if (common_inode_args_process(argc, argv, &inode, CHECK_FS_RW)) |
3839e657 TT |
1426 | return; |
1427 | ||
fc6d9d51 | 1428 | retval = ext2fs_expand_dir(current_fs, inode); |
3839e657 TT |
1429 | if (retval) |
1430 | com_err("ext2fs_expand_dir", retval, ""); | |
1431 | return; | |
1432 | } | |
1433 | ||
d3aea7dc TT |
1434 | void do_features(int argc, char *argv[]) |
1435 | { | |
1436 | int i; | |
1437 | ||
1438 | if (check_fs_open(argv[0])) | |
1439 | return; | |
1440 | ||
1441 | if ((argc != 1) && check_fs_read_write(argv[0])) | |
1442 | return; | |
1443 | for (i=1; i < argc; i++) { | |
1444 | if (e2p_edit_feature(argv[i], | |
06968e7e | 1445 | ¤t_fs->super->s_feature_compat, 0)) |
d3aea7dc TT |
1446 | com_err(argv[0], 0, "Unknown feature: %s\n", |
1447 | argv[i]); | |
1448 | else | |
1449 | ext2fs_mark_super_dirty(current_fs); | |
1450 | } | |
5dd8f963 | 1451 | print_features(current_fs->super, stdout); |
d3aea7dc TT |
1452 | } |
1453 | ||
b38cd283 TT |
1454 | void do_bmap(int argc, char *argv[]) |
1455 | { | |
1456 | ext2_ino_t ino; | |
1457 | blk_t blk, pblk; | |
1458 | int err; | |
1459 | errcode_t errcode; | |
1460 | ||
1461 | if (common_args_process(argc, argv, 3, 3, argv[0], | |
1462 | "<file> logical_blk", 0)) | |
1463 | return; | |
1464 | ||
1465 | ino = string_to_inode(argv[1]); | |
becf36f6 TT |
1466 | if (!ino) |
1467 | return; | |
b38cd283 TT |
1468 | blk = parse_ulong(argv[2], argv[0], "logical_block", &err); |
1469 | ||
1470 | errcode = ext2fs_bmap(current_fs, ino, 0, 0, 0, blk, &pblk); | |
1471 | if (errcode) { | |
1472 | com_err("argv[0]", errcode, | |
1473 | "while mapping logical block %d\n", blk); | |
1474 | return; | |
1475 | } | |
1476 | printf("%d\n", pblk); | |
1477 | } | |
1478 | ||
becf36f6 TT |
1479 | void do_imap(int argc, char *argv[]) |
1480 | { | |
1481 | ext2_ino_t ino; | |
1482 | unsigned long group, block, block_nr, offset; | |
1483 | ||
1484 | if (common_args_process(argc, argv, 2, 2, argv[0], | |
1485 | "<file>", 0)) | |
1486 | return; | |
1487 | ino = string_to_inode(argv[1]); | |
1488 | if (!ino) | |
1489 | return 0; | |
1490 | ||
1491 | group = (ino - 1) / EXT2_INODES_PER_GROUP(current_fs->super); | |
1492 | offset = ((ino - 1) % EXT2_INODES_PER_GROUP(current_fs->super)) * | |
1493 | EXT2_INODE_SIZE(current_fs->super); | |
1494 | block = offset >> EXT2_BLOCK_SIZE_BITS(current_fs->super); | |
1495 | if (!current_fs->group_desc[(unsigned)group].bg_inode_table) { | |
1496 | com_err(argv[0], 0, "Inode table for group %d is missing\n", | |
1497 | group); | |
1498 | return; | |
1499 | } | |
1500 | block_nr = current_fs->group_desc[(unsigned)group].bg_inode_table + | |
1501 | block; | |
1502 | offset &= (EXT2_BLOCK_SIZE(current_fs->super) - 1); | |
1503 | ||
1504 | printf("Inode %d is part of block group %d\n" | |
1505 | "\tlocated at block %d, offset 0x%04x\n", ino, group, | |
1506 | block_nr, offset); | |
1507 | ||
1508 | } | |
1509 | ||
1510 | ||
b38cd283 | 1511 | |
fc6d9d51 TT |
1512 | static int source_file(const char *cmd_file, int sci_idx) |
1513 | { | |
1514 | FILE *f; | |
1515 | char buf[256]; | |
1516 | char *cp; | |
1517 | int exit_status = 0; | |
1518 | int retval; | |
1519 | ||
1520 | if (strcmp(cmd_file, "-") == 0) | |
1521 | f = stdin; | |
1522 | else { | |
1523 | f = fopen(cmd_file, "r"); | |
1524 | if (!f) { | |
1525 | perror(cmd_file); | |
1526 | exit(1); | |
1527 | } | |
1528 | } | |
1529 | setbuf(stdout, NULL); | |
1530 | setbuf(stderr, NULL); | |
1531 | while (!feof(f)) { | |
1532 | if (fgets(buf, sizeof(buf), f) == NULL) | |
1533 | break; | |
1534 | cp = strchr(buf, '\n'); | |
1535 | if (cp) | |
1536 | *cp = 0; | |
1537 | cp = strchr(buf, '\r'); | |
1538 | if (cp) | |
1539 | *cp = 0; | |
1540 | printf("debugfs: %s\n", buf); | |
1541 | retval = ss_execute_line(sci_idx, buf); | |
1542 | if (retval) { | |
1543 | ss_perror(sci_idx, retval, buf); | |
1544 | exit_status++; | |
1545 | } | |
1546 | } | |
1547 | return exit_status; | |
1548 | } | |
1549 | ||
a8859cad | 1550 | int main(int argc, char **argv) |
3839e657 | 1551 | { |
50e1e10f TT |
1552 | int retval; |
1553 | int sci_idx; | |
2e8d40d5 | 1554 | const char *usage = "Usage: debugfs [-b blocksize] [-s superblock] [-f cmd_file] [-R request] [-V] [[-w] [-c] device]"; |
f1304811 | 1555 | int c; |
50e1e10f | 1556 | int open_flags = 0; |
fc6d9d51 TT |
1557 | char *request = 0; |
1558 | int exit_status = 0; | |
1559 | char *cmd_file = 0; | |
2e8d40d5 TT |
1560 | blk_t superblock = 0; |
1561 | blk_t blocksize = 0; | |
1562 | int catastrophic = 0; | |
3839e657 TT |
1563 | |
1564 | initialize_ext2_error_table(); | |
0f8973fb TT |
1565 | fprintf (stderr, "debugfs %s (%s)\n", E2FSPROGS_VERSION, |
1566 | E2FSPROGS_DATE); | |
3839e657 | 1567 | |
59cf7e0d | 1568 | while ((c = getopt (argc, argv, "iwcR:f:b:s:V")) != EOF) { |
3839e657 | 1569 | switch (c) { |
fc6d9d51 TT |
1570 | case 'R': |
1571 | request = optarg; | |
1572 | break; | |
1573 | case 'f': | |
1574 | cmd_file = optarg; | |
1575 | break; | |
59cf7e0d TT |
1576 | case 'i': |
1577 | open_flags |= EXT2_FLAG_IMAGE_FILE; | |
1578 | break; | |
3839e657 | 1579 | case 'w': |
59cf7e0d | 1580 | open_flags |= EXT2_FLAG_RW; |
3839e657 | 1581 | break; |
2e8d40d5 | 1582 | case 'b': |
b38cd283 | 1583 | blocksize = parse_ulong(optarg, argv[0], |
e1018eea | 1584 | "block size", 0); |
2e8d40d5 TT |
1585 | break; |
1586 | case 's': | |
b38cd283 | 1587 | superblock = parse_ulong(optarg, argv[0], |
e1018eea | 1588 | "superblock number", 0); |
2e8d40d5 TT |
1589 | break; |
1590 | case 'c': | |
1591 | catastrophic = 1; | |
1592 | break; | |
818180cd TT |
1593 | case 'V': |
1594 | /* Print version number and exit */ | |
1595 | fprintf(stderr, "\tUsing %s\n", | |
1596 | error_message(EXT2_ET_BASE)); | |
1597 | exit(0); | |
3839e657 TT |
1598 | default: |
1599 | com_err(argv[0], 0, usage); | |
b4ac9cc3 | 1600 | return 1; |
3839e657 TT |
1601 | } |
1602 | } | |
1603 | if (optind < argc) | |
2e8d40d5 TT |
1604 | open_filesystem(argv[optind], open_flags, |
1605 | superblock, blocksize, catastrophic); | |
3839e657 TT |
1606 | |
1607 | sci_idx = ss_create_invocation("debugfs", "0.0", (char *) NULL, | |
1608 | &debug_cmds, &retval); | |
1609 | if (retval) { | |
1610 | ss_perror(sci_idx, retval, "creating invocation"); | |
1611 | exit(1); | |
1612 | } | |
3ae497ea | 1613 | ss_get_readline(sci_idx); |
3839e657 TT |
1614 | |
1615 | (void) ss_add_request_table (sci_idx, &ss_std_requests, 1, &retval); | |
1616 | if (retval) { | |
1617 | ss_perror(sci_idx, retval, "adding standard requests"); | |
1618 | exit (1); | |
1619 | } | |
fc6d9d51 TT |
1620 | if (request) { |
1621 | retval = 0; | |
1622 | retval = ss_execute_line(sci_idx, request); | |
1623 | if (retval) { | |
1624 | ss_perror(sci_idx, retval, request); | |
1625 | exit_status++; | |
1626 | } | |
1627 | } else if (cmd_file) { | |
1628 | exit_status = source_file(cmd_file, sci_idx); | |
1629 | } else { | |
1630 | ss_listen(sci_idx); | |
1631 | } | |
3839e657 | 1632 | |
fc6d9d51 | 1633 | if (current_fs) |
3839e657 TT |
1634 | close_filesystem(); |
1635 | ||
e597304a | 1636 | return exit_status; |
3839e657 | 1637 | } |