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Commit | Line | Data |
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3839e657 TT |
1 | /* |
2 | * e2fsck.h | |
efc6f628 | 3 | * |
3839e657 TT |
4 | * Copyright (C) 1993, 1994 Theodore Ts'o. This file may be |
5 | * redistributed under the terms of the GNU Public License. | |
efc6f628 | 6 | * |
3839e657 TT |
7 | */ |
8 | ||
56566129 AD |
9 | #ifndef _E2FSCK_H |
10 | #define _E2FSCK_H | |
11 | ||
3839e657 TT |
12 | #include <stdio.h> |
13 | #include <string.h> | |
4c77fe50 | 14 | #ifdef HAVE_UNISTD_H |
3839e657 | 15 | #include <unistd.h> |
4c77fe50 | 16 | #endif |
3839e657 | 17 | #include <stdlib.h> |
54be2ccc | 18 | #include <time.h> |
b2da22d1 | 19 | #ifdef HAVE_SYS_TYPES_H |
3839e657 | 20 | #include <sys/types.h> |
b2da22d1 TT |
21 | #endif |
22 | #ifdef HAVE_SYS_TIME_H | |
3839e657 | 23 | #include <sys/time.h> |
b2da22d1 | 24 | #endif |
08b21301 TT |
25 | #ifdef HAVE_SETJMP_H |
26 | #include <setjmp.h> | |
27 | #endif | |
3839e657 | 28 | |
54dc7ca2 TT |
29 | #if EXT2_FLAT_INCLUDES |
30 | #include "ext2_fs.h" | |
31 | #include "ext2fs.h" | |
f364093b | 32 | #include "blkid.h" |
54dc7ca2 | 33 | #else |
54c637d4 | 34 | #include "ext2fs/ext2_fs.h" |
3839e657 | 35 | #include "ext2fs/ext2fs.h" |
f364093b | 36 | #include "blkid/blkid.h" |
54dc7ca2 TT |
37 | #endif |
38 | ||
1dc16b0b TT |
39 | #include "support/profile.h" |
40 | #include "support/prof_err.h" | |
1017f651 | 41 | |
0c4a0726 TT |
42 | #ifdef ENABLE_NLS |
43 | #include <libintl.h> | |
44 | #include <locale.h> | |
45 | #define _(a) (gettext (a)) | |
46 | #ifdef gettext_noop | |
47 | #define N_(a) gettext_noop (a) | |
48 | #else | |
49 | #define N_(a) (a) | |
50 | #endif | |
113e405b | 51 | #define P_(singular, plural, n) (ngettext (singular, plural, n)) |
a04eba3f | 52 | #ifndef NLS_CAT_NAME |
0c4a0726 | 53 | #define NLS_CAT_NAME "e2fsprogs" |
a04eba3f TT |
54 | #endif |
55 | #ifndef LOCALEDIR | |
0c4a0726 | 56 | #define LOCALEDIR "/usr/share/locale" |
a04eba3f | 57 | #endif |
0c4a0726 TT |
58 | #else |
59 | #define _(a) (a) | |
60 | #define N_(a) a | |
113e405b | 61 | #define P_(singular, plural, n) ((n) == 1 ? (singular) : (plural)) |
0c4a0726 TT |
62 | #endif |
63 | ||
b0e91c89 TT |
64 | #ifdef __GNUC__ |
65 | #define E2FSCK_ATTR(x) __attribute__(x) | |
66 | #else | |
67 | #define E2FSCK_ATTR(x) | |
68 | #endif | |
69 | ||
f34af41b | 70 | #include "support/quotaio.h" |
624e4a64 | 71 | |
3839e657 TT |
72 | /* |
73 | * Exit codes used by fsck-type programs | |
74 | */ | |
75 | #define FSCK_OK 0 /* No errors */ | |
76 | #define FSCK_NONDESTRUCT 1 /* File system errors corrected */ | |
77 | #define FSCK_REBOOT 2 /* System should be rebooted */ | |
78 | #define FSCK_UNCORRECTED 4 /* File system errors left uncorrected */ | |
79 | #define FSCK_ERROR 8 /* Operational error */ | |
80 | #define FSCK_USAGE 16 /* Usage or syntax error */ | |
4cae0452 | 81 | #define FSCK_CANCELED 32 /* Aborted with a signal or ^C */ |
3839e657 TT |
82 | #define FSCK_LIBRARY 128 /* Shared library error */ |
83 | ||
f3db3566 TT |
84 | /* |
85 | * The last ext2fs revision level that this version of e2fsck is able to | |
86 | * support | |
87 | */ | |
1e3472c5 | 88 | #define E2FSCK_CURRENT_REV 1 |
f3db3566 | 89 | |
3839e657 TT |
90 | /* |
91 | * The directory information structure; stores directory information | |
92 | * collected in earlier passes, to avoid disk i/o in fetching the | |
21c84b71 | 93 | * directory information. |
3839e657 TT |
94 | */ |
95 | struct dir_info { | |
86c627ec TT |
96 | ext2_ino_t ino; /* Inode number */ |
97 | ext2_ino_t dotdot; /* Parent according to '..' */ | |
98 | ext2_ino_t parent; /* Parent according to treewalk */ | |
3839e657 TT |
99 | }; |
100 | ||
8fdc9985 TT |
101 | |
102 | /* | |
103 | * The indexed directory information structure; stores information for | |
104 | * directories which contain a hash tree index. | |
105 | */ | |
106 | struct dx_dir_info { | |
abeb84e3 AD |
107 | ext2_ino_t ino; /* Inode number */ |
108 | short depth; /* depth of tree (15 bits) */ | |
109 | __u8 hashversion; | |
110 | __u8 casefolded_hash:1; | |
111 | blk_t numblocks; /* number of blocks in dir */ | |
112 | struct dx_dirblock_info *dx_block; /* Array of size numblocks */ | |
8fdc9985 TT |
113 | }; |
114 | ||
115 | #define DX_DIRBLOCK_ROOT 1 | |
116 | #define DX_DIRBLOCK_LEAF 2 | |
117 | #define DX_DIRBLOCK_NODE 3 | |
118 | #define DX_DIRBLOCK_CORRUPT 4 | |
119 | #define DX_DIRBLOCK_CLEARED 8 | |
120 | ||
121 | struct dx_dirblock_info { | |
122 | int type; | |
8fdc9985 | 123 | int flags; |
abeb84e3 | 124 | blk64_t phys; |
4dbfd79d | 125 | blk64_t parent; |
ae9efd05 | 126 | blk64_t previous; |
efc6f628 | 127 | ext2_dirhash_t min_hash; |
8fdc9985 | 128 | ext2_dirhash_t max_hash; |
efc6f628 | 129 | ext2_dirhash_t node_min_hash; |
8fdc9985 TT |
130 | ext2_dirhash_t node_max_hash; |
131 | }; | |
132 | ||
133 | #define DX_FLAG_REFERENCED 1 | |
134 | #define DX_FLAG_DUP_REF 2 | |
135 | #define DX_FLAG_FIRST 4 | |
136 | #define DX_FLAG_LAST 8 | |
137 | ||
d1154eb4 TT |
138 | #define RESOURCE_TRACK |
139 | ||
8bf191e8 | 140 | #ifdef RESOURCE_TRACK |
3839e657 TT |
141 | /* |
142 | * This structure is used for keeping track of how much resources have | |
143 | * been used for a particular pass of e2fsck. | |
144 | */ | |
145 | struct resource_track { | |
146 | struct timeval time_start; | |
147 | struct timeval user_start; | |
148 | struct timeval system_start; | |
149 | void *brk_start; | |
6d96b00d TT |
150 | unsigned long long bytes_read; |
151 | unsigned long long bytes_written; | |
3839e657 | 152 | }; |
8bf191e8 | 153 | #endif |
3839e657 TT |
154 | |
155 | /* | |
1b6bf175 | 156 | * E2fsck options |
3839e657 | 157 | */ |
1b6bf175 TT |
158 | #define E2F_OPT_READONLY 0x0001 |
159 | #define E2F_OPT_PREEN 0x0002 | |
160 | #define E2F_OPT_YES 0x0004 | |
161 | #define E2F_OPT_NO 0x0008 | |
162 | #define E2F_OPT_TIME 0x0010 | |
163 | #define E2F_OPT_TIME2 0x0020 | |
164 | #define E2F_OPT_CHECKBLOCKS 0x0040 | |
165 | #define E2F_OPT_DEBUG 0x0080 | |
d37066a9 | 166 | #define E2F_OPT_FORCE 0x0100 |
3ed57c27 | 167 | #define E2F_OPT_WRITECHECK 0x0200 |
850d05e9 | 168 | #define E2F_OPT_COMPRESS_DIRS 0x0400 |
63b5e354 | 169 | #define E2F_OPT_FRAGCHECK 0x0800 |
71873b17 | 170 | #define E2F_OPT_JOURNAL_ONLY 0x1000 /* only replay the journal */ |
25623fea | 171 | #define E2F_OPT_DISCARD 0x2000 |
e228d700 DW |
172 | #define E2F_OPT_CONVERT_BMAP 0x4000 /* convert blockmap to extent */ |
173 | #define E2F_OPT_FIXES_ONLY 0x8000 /* skip all optimizations */ | |
0b76d709 | 174 | #define E2F_OPT_NOOPT_EXTENTS 0x10000 /* don't optimize extents */ |
6304d212 | 175 | #define E2F_OPT_ICOUNT_FULLMAP 0x20000 /* use an array for inode counts */ |
91327df4 | 176 | #define E2F_OPT_UNSHARE_BLOCKS 0x40000 |
3839e657 | 177 | |
08b21301 TT |
178 | /* |
179 | * E2fsck flags | |
180 | */ | |
181 | #define E2F_FLAG_ABORT 0x0001 /* Abort signaled */ | |
182 | #define E2F_FLAG_CANCEL 0x0002 /* Cancel signaled */ | |
db3d8718 | 183 | #define E2F_FLAG_SIGNAL_MASK (E2F_FLAG_ABORT | E2F_FLAG_CANCEL) |
08b21301 | 184 | #define E2F_FLAG_RESTART 0x0004 /* Restart signaled */ |
db3d8718 | 185 | #define E2F_FLAG_RUN_RETURN (E2F_FLAG_SIGNAL_MASK | E2F_FLAG_RESTART) |
6267ee49 | 186 | #define E2F_FLAG_RESTART_LATER 0x0008 /* Restart after all iterations done */ |
08b21301 TT |
187 | #define E2F_FLAG_SETJMP_OK 0x0010 /* Setjmp valid for abort */ |
188 | ||
5596defa TT |
189 | #define E2F_FLAG_PROG_BAR 0x0020 /* Progress bar on screen */ |
190 | #define E2F_FLAG_PROG_SUPPRESS 0x0040 /* Progress suspended */ | |
424cd2be | 191 | #define E2F_FLAG_JOURNAL_INODE 0x0080 /* Create a new ext3 journal inode */ |
efc6f628 | 192 | #define E2F_FLAG_SB_SPECIFIED 0x0100 /* The superblock was explicitly |
ae6cdcf7 | 193 | * specified by the user */ |
6c7d61da | 194 | #define E2F_FLAG_RESTARTED 0x0200 /* E2fsck has been restarted */ |
c3ffaf83 | 195 | #define E2F_FLAG_RESIZE_INODE 0x0400 /* Request to recreate resize inode */ |
d2af1bdd | 196 | #define E2F_FLAG_GOT_DEVSIZE 0x0800 /* Device size has been fetched */ |
79cc3362 | 197 | #define E2F_FLAG_EXITING 0x1000 /* E2fsck exiting due to errors */ |
177839e2 | 198 | #define E2F_FLAG_TIME_INSANE 0x2000 /* Time is insane */ |
7664c753 | 199 | #define E2F_FLAG_PROBLEMS_FIXED 0x4000 /* At least one problem was fixed */ |
e228d700 | 200 | #define E2F_FLAG_ALLOC_OK 0x8000 /* Can we allocate blocks? */ |
177839e2 | 201 | |
7664c753 | 202 | #define E2F_RESET_FLAGS (E2F_FLAG_TIME_INSANE | E2F_FLAG_PROBLEMS_FIXED) |
5596defa | 203 | |
08b21301 TT |
204 | /* |
205 | * Defines for indicating the e2fsck pass number | |
206 | */ | |
207 | #define E2F_PASS_1 1 | |
208 | #define E2F_PASS_2 2 | |
209 | #define E2F_PASS_3 3 | |
210 | #define E2F_PASS_4 4 | |
211 | #define E2F_PASS_5 5 | |
212 | #define E2F_PASS_1B 6 | |
213 | ||
342d847d TT |
214 | /* |
215 | * Define the extended attribute refcount structure | |
216 | */ | |
217 | typedef struct ea_refcount *ext2_refcount_t; | |
218 | ||
1b6bf175 TT |
219 | /* |
220 | * This is the global e2fsck structure. | |
221 | */ | |
08b21301 TT |
222 | typedef struct e2fsck_struct *e2fsck_t; |
223 | ||
8da6d1a1 TT |
224 | #define MAX_EXTENT_DEPTH_COUNT 5 |
225 | ||
1b6bf175 TT |
226 | struct e2fsck_struct { |
227 | ext2_filsys fs; | |
228 | const char *program_name; | |
f364093b TT |
229 | char *filesystem_name; |
230 | char *device_name; | |
2e8ca9a2 | 231 | char *io_options; |
b0e91c89 TT |
232 | FILE *logf; |
233 | char *log_fn; | |
d2dd606f TT |
234 | FILE *problem_logf; |
235 | char *problem_log_fn; | |
08b21301 | 236 | int flags; /* E2fsck internal flags */ |
1b6bf175 | 237 | int options; |
382ed4a1 | 238 | unsigned blocksize; /* blocksize */ |
6dc64392 VAH |
239 | blk64_t use_superblock; /* sb requested by user */ |
240 | blk64_t superblock; /* sb used to open fs */ | |
59119646 | 241 | blk64_t num_blocks; /* Total number of blocks */ |
382ed4a1 AD |
242 | blk64_t free_blocks; |
243 | ext2_ino_t free_inodes; | |
ee895139 | 244 | int mount_flags; |
0d19ccbd | 245 | int openfs_flags; |
f364093b | 246 | blkid_cache blkid; /* blkid cache */ |
1b6bf175 | 247 | |
08b21301 TT |
248 | #ifdef HAVE_SETJMP_H |
249 | jmp_buf abort_loc; | |
250 | #endif | |
f8188fff | 251 | unsigned long abort_code; |
08b21301 | 252 | |
a02ce9df TT |
253 | int (*progress)(e2fsck_t ctx, int pass, unsigned long cur, |
254 | unsigned long max); | |
08b21301 | 255 | |
1b6bf175 TT |
256 | ext2fs_inode_bitmap inode_used_map; /* Inodes which are in use */ |
257 | ext2fs_inode_bitmap inode_bad_map; /* Inodes which are bad somehow */ | |
258 | ext2fs_inode_bitmap inode_dir_map; /* Inodes which are directories */ | |
259 | ext2fs_inode_bitmap inode_bb_map; /* Inodes which are in bad blocks */ | |
aa4115a4 TT |
260 | ext2fs_inode_bitmap inode_imagic_map; /* AFS inodes */ |
261 | ext2fs_inode_bitmap inode_reg_map; /* Inodes which are regular files*/ | |
1b6bf175 TT |
262 | |
263 | ext2fs_block_bitmap block_found_map; /* Blocks which are in use */ | |
264 | ext2fs_block_bitmap block_dup_map; /* Blks referenced more than once */ | |
342d847d | 265 | ext2fs_block_bitmap block_ea_map; /* Blocks which are used by EA's */ |
1b6bf175 TT |
266 | |
267 | /* | |
268 | * Inode count arrays | |
269 | */ | |
270 | ext2_icount_t inode_count; | |
271 | ext2_icount_t inode_link_info; | |
272 | ||
342d847d TT |
273 | ext2_refcount_t refcount; |
274 | ext2_refcount_t refcount_extra; | |
275 | ||
b0f457bd | 276 | /* |
0b4ffc27 | 277 | * Quota blocks and inodes to be charged for each ea block. |
b0f457bd | 278 | */ |
0b4ffc27 TE |
279 | ext2_refcount_t ea_block_quota_blocks; |
280 | ext2_refcount_t ea_block_quota_inodes; | |
b0f457bd | 281 | |
5c5685d1 TE |
282 | /* |
283 | * ea_inode references from attr entries. | |
284 | */ | |
285 | ext2_refcount_t ea_inode_refs; | |
286 | ||
1b6bf175 TT |
287 | /* |
288 | * Array of flags indicating whether an inode bitmap, block | |
289 | * bitmap, or inode table is invalid | |
290 | */ | |
291 | int *invalid_inode_bitmap_flag; | |
292 | int *invalid_block_bitmap_flag; | |
293 | int *invalid_inode_table_flag; | |
294 | int invalid_bitmaps; /* There are invalid bitmaps/itable */ | |
295 | ||
08b21301 TT |
296 | /* |
297 | * Block buffer | |
298 | */ | |
299 | char *block_buf; | |
300 | ||
1b6bf175 TT |
301 | /* |
302 | * For pass1_check_directory and pass1_get_blocks | |
303 | */ | |
86c627ec | 304 | ext2_ino_t stashed_ino; |
1b6bf175 TT |
305 | struct ext2_inode *stashed_inode; |
306 | ||
850d05e9 TT |
307 | /* |
308 | * Location of the lost and found directory | |
309 | */ | |
310 | ext2_ino_t lost_and_found; | |
311 | int bad_lost_and_found; | |
efc6f628 | 312 | |
08b21301 TT |
313 | /* |
314 | * Directory information | |
315 | */ | |
28db82a8 | 316 | struct dir_info_db *dir_info; |
08b21301 | 317 | |
8fdc9985 TT |
318 | /* |
319 | * Indexed directory information | |
320 | */ | |
74fbba1f AD |
321 | ext2_ino_t dx_dir_info_count; |
322 | ext2_ino_t dx_dir_info_size; | |
323 | struct dx_dir_info *dx_dir_info; | |
8fdc9985 | 324 | |
b7a00563 TT |
325 | /* |
326 | * Directories to hash | |
327 | */ | |
328 | ext2_u32_list dirs_to_hash; | |
329 | ||
1b6bf175 TT |
330 | /* |
331 | * Tuning parameters | |
332 | */ | |
333 | int process_inode_size; | |
334 | int inode_buffer_blocks; | |
7dca4c88 | 335 | unsigned int htree_slack_percentage; |
1b6bf175 | 336 | |
adee8d75 TT |
337 | /* |
338 | * ext3 journal support | |
339 | */ | |
340 | io_channel journal_io; | |
f364093b | 341 | char *journal_name; |
adee8d75 | 342 | |
624e4a64 AK |
343 | /* |
344 | * Ext4 quota support | |
345 | */ | |
346 | quota_ctx_t qctx; | |
8bf191e8 | 347 | #ifdef RESOURCE_TRACK |
1b6bf175 TT |
348 | /* |
349 | * For timing purposes | |
350 | */ | |
351 | struct resource_track global_rtrack; | |
8bf191e8 | 352 | #endif |
1b6bf175 | 353 | |
efac9a1b TT |
354 | /* |
355 | * How we display the progress update (for unix) | |
356 | */ | |
357 | int progress_fd; | |
358 | int progress_pos; | |
5596defa | 359 | int progress_last_percent; |
06012323 | 360 | unsigned int progress_last_time; |
54a31a3b TT |
361 | int interactive; /* Are we connected directly to a tty? */ |
362 | char start_meta[2], stop_meta[2]; | |
efc6f628 | 363 | |
1b6bf175 | 364 | /* File counts */ |
d0ff90d5 ES |
365 | __u32 fs_directory_count; |
366 | __u32 fs_regular_count; | |
367 | __u32 fs_blockdev_count; | |
368 | __u32 fs_chardev_count; | |
369 | __u32 fs_links_count; | |
370 | __u32 fs_symlinks_count; | |
371 | __u32 fs_fast_symlinks_count; | |
372 | __u32 fs_fifo_count; | |
373 | __u32 fs_total_count; | |
374 | __u32 fs_badblocks_count; | |
375 | __u32 fs_sockets_count; | |
376 | __u32 fs_ind_count; | |
377 | __u32 fs_dind_count; | |
378 | __u32 fs_tind_count; | |
379 | __u32 fs_fragmented; | |
ce44d8ca | 380 | __u32 fs_fragmented_dir; |
d0ff90d5 ES |
381 | __u32 large_files; |
382 | __u32 fs_ext_attr_inodes; | |
383 | __u32 fs_ext_attr_blocks; | |
8da6d1a1 | 384 | __u32 extent_depth_count[MAX_EXTENT_DEPTH_COUNT]; |
4313932c | 385 | |
9f0288d3 | 386 | /* misc fields */ |
1f3ad14a | 387 | time_t now; |
60702c26 | 388 | time_t time_fudge; /* For working around buggy init scripts */ |
0684a4f3 | 389 | int ext_attr_ver; |
1017f651 | 390 | profile_t profile; |
9f0288d3 | 391 | int blocks_per_page; |
dbff534e | 392 | ext2_u32_list encrypted_dirs; |
1017f651 | 393 | |
b729b7df DW |
394 | /* Reserve blocks for root and l+f re-creation */ |
395 | blk64_t root_repair_block, lnf_repair_block; | |
396 | ||
4313932c TT |
397 | /* |
398 | * For the use of callers of the e2fsck functions; not used by | |
399 | * e2fsck functions themselves. | |
400 | */ | |
401 | void *priv_data; | |
35c8faaf | 402 | ext2fs_block_bitmap block_metadata_map; /* Metadata blocks */ |
a5abfe03 DW |
403 | |
404 | /* How much are we allowed to readahead? */ | |
405 | unsigned long long readahead_kb; | |
e228d700 DW |
406 | |
407 | /* | |
408 | * Inodes to rebuild extent trees | |
409 | */ | |
410 | ext2fs_inode_bitmap inodes_to_rebuild; | |
ce9b74ab DW |
411 | |
412 | /* Undo file */ | |
413 | char *undo_file; | |
e228d700 DW |
414 | }; |
415 | ||
416 | /* Data structures to evaluate whether an extent tree needs rebuilding. */ | |
417 | struct extent_tree_level { | |
418 | unsigned int num_extents; | |
419 | unsigned int max_extents; | |
420 | }; | |
421 | ||
422 | struct extent_tree_info { | |
423 | ext2_ino_t ino; | |
424 | int force_rebuild; | |
425 | struct extent_tree_level ext_info[MAX_EXTENT_DEPTH_COUNT]; | |
1b6bf175 | 426 | }; |
f3db3566 | 427 | |
55fd07ed | 428 | /* Used by the region allocation code */ |
79362360 | 429 | typedef __u64 region_addr_t; |
55fd07ed | 430 | typedef struct region_struct *region_t; |
1e3472c5 | 431 | |
f364093b TT |
432 | #ifndef HAVE_STRNLEN |
433 | #define strnlen(str, x) e2fsck_strnlen((str),(x)) | |
434 | extern int e2fsck_strnlen(const char * s, int count); | |
435 | #endif | |
436 | ||
3839e657 TT |
437 | /* |
438 | * Procedure declarations | |
439 | */ | |
440 | ||
08b21301 TT |
441 | extern void e2fsck_pass1(e2fsck_t ctx); |
442 | extern void e2fsck_pass1_dupblocks(e2fsck_t ctx, char *block_buf); | |
443 | extern void e2fsck_pass2(e2fsck_t ctx); | |
444 | extern void e2fsck_pass3(e2fsck_t ctx); | |
445 | extern void e2fsck_pass4(e2fsck_t ctx); | |
446 | extern void e2fsck_pass5(e2fsck_t ctx); | |
1b6bf175 TT |
447 | |
448 | /* e2fsck.c */ | |
08b21301 TT |
449 | extern errcode_t e2fsck_allocate_context(e2fsck_t *ret); |
450 | extern errcode_t e2fsck_reset_context(e2fsck_t ctx); | |
451 | extern void e2fsck_free_context(e2fsck_t ctx); | |
452 | extern int e2fsck_run(e2fsck_t ctx); | |
453 | ||
3839e657 TT |
454 | |
455 | /* badblock.c */ | |
1b6bf175 | 456 | extern void read_bad_blocks_file(e2fsck_t ctx, const char *bad_blocks_file, |
3839e657 | 457 | int replace_bad_blocks); |
3839e657 TT |
458 | |
459 | /* dirinfo.c */ | |
86c627ec | 460 | extern void e2fsck_add_dir_info(e2fsck_t ctx, ext2_ino_t ino, ext2_ino_t parent); |
08b21301 | 461 | extern void e2fsck_free_dir_info(e2fsck_t ctx); |
f8188fff | 462 | extern int e2fsck_get_num_dirinfo(e2fsck_t ctx); |
28db82a8 | 463 | extern struct dir_info_iter *e2fsck_dir_info_iter_begin(e2fsck_t ctx); |
efc6f628 | 464 | extern struct dir_info *e2fsck_dir_info_iter(e2fsck_t ctx, |
28db82a8 TT |
465 | struct dir_info_iter *); |
466 | extern void e2fsck_dir_info_iter_end(e2fsck_t ctx, struct dir_info_iter *); | |
efc6f628 | 467 | extern int e2fsck_dir_info_set_parent(e2fsck_t ctx, ext2_ino_t ino, |
28db82a8 | 468 | ext2_ino_t parent); |
efc6f628 | 469 | extern int e2fsck_dir_info_set_dotdot(e2fsck_t ctx, ext2_ino_t ino, |
28db82a8 | 470 | ext2_ino_t dotdot); |
efc6f628 | 471 | extern int e2fsck_dir_info_get_parent(e2fsck_t ctx, ext2_ino_t ino, |
28db82a8 | 472 | ext2_ino_t *parent); |
efc6f628 | 473 | extern int e2fsck_dir_info_get_dotdot(e2fsck_t ctx, ext2_ino_t ino, |
28db82a8 | 474 | ext2_ino_t *dotdot); |
3839e657 | 475 | |
8fdc9985 | 476 | /* dx_dirinfo.c */ |
28b44ef0 GKB |
477 | extern void e2fsck_add_dx_dir(e2fsck_t ctx, ext2_ino_t ino, |
478 | struct ext2_inode *inode, int num_blocks); | |
8fdc9985 TT |
479 | extern struct dx_dir_info *e2fsck_get_dx_dir_info(e2fsck_t ctx, ext2_ino_t ino); |
480 | extern void e2fsck_free_dx_dir_info(e2fsck_t ctx); | |
382ed4a1 AD |
481 | extern ext2_ino_t e2fsck_get_num_dx_dirinfo(e2fsck_t ctx); |
482 | extern struct dx_dir_info *e2fsck_dx_dir_info_iter(e2fsck_t ctx, | |
483 | ext2_ino_t *control); | |
8fdc9985 | 484 | |
342d847d | 485 | /* ea_refcount.c */ |
e8b3cc90 TE |
486 | typedef __u64 ea_key_t; |
487 | typedef __u64 ea_value_t; | |
488 | ||
489 | extern errcode_t ea_refcount_create(size_t size, ext2_refcount_t *ret); | |
342d847d | 490 | extern void ea_refcount_free(ext2_refcount_t refcount); |
e8b3cc90 TE |
491 | extern errcode_t ea_refcount_fetch(ext2_refcount_t refcount, ea_key_t ea_key, |
492 | ea_value_t *ret); | |
342d847d | 493 | extern errcode_t ea_refcount_increment(ext2_refcount_t refcount, |
e8b3cc90 | 494 | ea_key_t ea_key, ea_value_t *ret); |
342d847d | 495 | extern errcode_t ea_refcount_decrement(ext2_refcount_t refcount, |
e8b3cc90 TE |
496 | ea_key_t ea_key, ea_value_t *ret); |
497 | extern errcode_t ea_refcount_store(ext2_refcount_t refcount, ea_key_t ea_key, | |
498 | ea_value_t count); | |
499 | extern size_t ext2fs_get_refcount_size(ext2_refcount_t refcount); | |
342d847d | 500 | extern void ea_refcount_intr_begin(ext2_refcount_t refcount); |
e8b3cc90 TE |
501 | extern ea_key_t ea_refcount_intr_next(ext2_refcount_t refcount, |
502 | ea_value_t *ret); | |
342d847d | 503 | |
3839e657 TT |
504 | /* ehandler.c */ |
505 | extern const char *ehandler_operation(const char *op); | |
506 | extern void ehandler_init(io_channel channel); | |
507 | ||
e228d700 DW |
508 | /* extents.c */ |
509 | struct problem_context; | |
510 | errcode_t e2fsck_rebuild_extents_later(e2fsck_t ctx, ext2_ino_t ino); | |
511 | int e2fsck_ino_will_be_rebuilt(e2fsck_t ctx, ext2_ino_t ino); | |
512 | void e2fsck_pass1e(e2fsck_t ctx); | |
513 | errcode_t e2fsck_check_rebuild_extents(e2fsck_t ctx, ext2_ino_t ino, | |
514 | struct ext2_inode *inode, | |
515 | struct problem_context *pctx); | |
516 | errcode_t e2fsck_should_rebuild_extents(e2fsck_t ctx, | |
517 | struct problem_context *pctx, | |
518 | struct extent_tree_info *eti, | |
519 | struct ext2_extent_info *info); | |
520 | ||
17390c04 | 521 | /* journal.c */ |
974d57d3 TT |
522 | extern errcode_t e2fsck_check_ext3_journal(e2fsck_t ctx); |
523 | extern errcode_t e2fsck_run_ext3_journal(e2fsck_t ctx); | |
773fd8a1 | 524 | extern void e2fsck_move_ext3_journal(e2fsck_t ctx); |
b1c52b26 | 525 | extern int e2fsck_fix_ext3_journal_hint(e2fsck_t ctx); |
17390c04 | 526 | |
b0e91c89 TT |
527 | /* logfile.c */ |
528 | extern void set_up_logging(e2fsck_t ctx); | |
529 | ||
624e4a64 AK |
530 | /* quota.c */ |
531 | extern void e2fsck_hide_quota(e2fsck_t ctx); | |
d202f46d | 532 | extern void e2fsck_validate_quota_inodes(e2fsck_t ctx); |
624e4a64 | 533 | |
e72a9ba3 | 534 | /* pass1.c */ |
749f0712 TT |
535 | extern errcode_t e2fsck_setup_icount(e2fsck_t ctx, const char *icount_name, |
536 | int flags, ext2_icount_t hint, | |
537 | ext2_icount_t *ret); | |
2d2abcc6 | 538 | extern void e2fsck_use_inode_shortcuts(e2fsck_t ctx, int use_shortcuts); |
0684a4f3 TT |
539 | extern int e2fsck_pass1_check_device_inode(ext2_filsys fs, |
540 | struct ext2_inode *inode); | |
7cadc577 | 541 | extern int e2fsck_pass1_check_symlink(ext2_filsys fs, ext2_ino_t ino, |
bcf9c5d4 | 542 | struct ext2_inode *inode, char *buf); |
e3df15ab TT |
543 | extern void e2fsck_clear_inode(e2fsck_t ctx, ext2_ino_t ino, |
544 | struct ext2_inode *inode, int restart_flag, | |
545 | const char *source); | |
b4a40883 | 546 | extern void e2fsck_intercept_block_allocations(e2fsck_t ctx); |
e72a9ba3 TT |
547 | |
548 | /* pass2.c */ | |
bcf9c5d4 TT |
549 | extern int e2fsck_process_bad_inode(e2fsck_t ctx, ext2_ino_t dir, |
550 | ext2_ino_t ino, char *buf); | |
e72a9ba3 TT |
551 | |
552 | /* pass3.c */ | |
86c627ec | 553 | extern int e2fsck_reconnect_file(e2fsck_t ctx, ext2_ino_t inode); |
b7a00563 TT |
554 | extern errcode_t e2fsck_expand_directory(e2fsck_t ctx, ext2_ino_t dir, |
555 | int num, int gauranteed_size); | |
850d05e9 | 556 | extern ext2_ino_t e2fsck_get_lost_and_found(e2fsck_t ctx, int fix); |
efc6f628 | 557 | extern errcode_t e2fsck_adjust_inode_count(e2fsck_t ctx, ext2_ino_t ino, |
b0700a1b | 558 | int adj); |
b7a00563 | 559 | |
79614b27 DW |
560 | /* readahead.c */ |
561 | #define E2FSCK_READA_SUPER (0x01) | |
562 | #define E2FSCK_READA_GDT (0x02) | |
563 | #define E2FSCK_READA_BBITMAP (0x04) | |
564 | #define E2FSCK_READA_IBITMAP (0x08) | |
565 | #define E2FSCK_READA_ITABLE (0x10) | |
566 | #define E2FSCK_READA_ALL_FLAGS (0x1F) | |
567 | errcode_t e2fsck_readahead(ext2_filsys fs, int flags, dgrp_t start, | |
568 | dgrp_t ngroups); | |
569 | #define E2FSCK_RA_DBLIST_IGNORE_BLOCKCNT (0x01) | |
570 | #define E2FSCK_RA_DBLIST_ALL_FLAGS (0x01) | |
571 | errcode_t e2fsck_readahead_dblist(ext2_filsys fs, int flags, | |
572 | ext2_dblist dblist, | |
573 | unsigned long long start, | |
574 | unsigned long long count); | |
575 | int e2fsck_can_readahead(ext2_filsys fs); | |
576 | unsigned long long e2fsck_guess_readahead(ext2_filsys fs); | |
e72a9ba3 | 577 | |
55fd07ed TT |
578 | /* region.c */ |
579 | extern region_t region_create(region_addr_t min, region_addr_t max); | |
580 | extern void region_free(region_t region); | |
581 | extern int region_allocate(region_t region, region_addr_t start, int n); | |
582 | ||
b7a00563 | 583 | /* rehash.c */ |
07307114 DW |
584 | void e2fsck_rehash_dir_later(e2fsck_t ctx, ext2_ino_t ino); |
585 | int e2fsck_dir_will_be_rehashed(e2fsck_t ctx, ext2_ino_t ino); | |
e228d700 DW |
586 | errcode_t e2fsck_rehash_dir(e2fsck_t ctx, ext2_ino_t ino, |
587 | struct problem_context *pctx); | |
b7a00563 TT |
588 | void e2fsck_rehash_directories(e2fsck_t ctx); |
589 | ||
9b3018a8 TT |
590 | /* sigcatcher.c */ |
591 | void sigcatcher_setup(void); | |
592 | ||
1b6bf175 TT |
593 | /* super.c */ |
594 | void check_super_block(e2fsck_t ctx); | |
0c37f456 | 595 | int check_backup_super_block(e2fsck_t ctx); |
69d0edfd | 596 | void check_resize_inode(e2fsck_t ctx); |
1b6bf175 | 597 | |
3839e657 | 598 | /* util.c */ |
74fbba1f | 599 | extern void *e2fsck_allocate_memory(e2fsck_t ctx, unsigned long size, |
f8188fff | 600 | const char *description); |
1b6bf175 | 601 | extern int ask(e2fsck_t ctx, const char * string, int def); |
b0e91c89 | 602 | extern int ask_yn(e2fsck_t ctx, const char * string, int def); |
f8188fff | 603 | extern void fatal_error(e2fsck_t ctx, const char * fmt_string); |
b0e91c89 TT |
604 | extern void log_out(e2fsck_t ctx, const char *fmt, ...) |
605 | E2FSCK_ATTR((format(printf, 2, 3))); | |
606 | extern void log_err(e2fsck_t ctx, const char *fmt, ...) | |
607 | E2FSCK_ATTR((format(printf, 2, 3))); | |
f8188fff TT |
608 | extern void e2fsck_read_bitmaps(e2fsck_t ctx); |
609 | extern void e2fsck_write_bitmaps(e2fsck_t ctx); | |
1b6bf175 | 610 | extern void preenhalt(e2fsck_t ctx); |
f364093b | 611 | extern char *string_copy(e2fsck_t ctx, const char *str, int len); |
80875db5 TT |
612 | extern int fs_proc_check(const char *fs_name); |
613 | extern int check_for_modules(const char *fs_name); | |
8bf191e8 | 614 | #ifdef RESOURCE_TRACK |
9facd076 KC |
615 | extern void print_resource_track(e2fsck_t ctx, |
616 | const char *desc, | |
6d96b00d TT |
617 | struct resource_track *track, |
618 | io_channel channel); | |
619 | extern void init_resource_track(struct resource_track *track, | |
620 | io_channel channel); | |
9facd076 KC |
621 | #else |
622 | #define print_resource_track(ctx, desc, track, channel) do { } while (0) | |
623 | #define init_resource_track(track, channel) do { } while (0) | |
8bf191e8 | 624 | #endif |
3839e657 | 625 | extern int inode_has_valid_blocks(struct ext2_inode *inode); |
08b21301 | 626 | extern void e2fsck_read_inode(e2fsck_t ctx, unsigned long ino, |
f3db3566 | 627 | struct ext2_inode * inode, const char * proc); |
fefaef39 AD |
628 | extern void e2fsck_read_inode_full(e2fsck_t ctx, unsigned long ino, |
629 | struct ext2_inode *inode, | |
630 | const int bufsize, const char *proc); | |
08b21301 | 631 | extern void e2fsck_write_inode(e2fsck_t ctx, unsigned long ino, |
f3db3566 | 632 | struct ext2_inode * inode, const char * proc); |
9e0cbba8 MA |
633 | extern void e2fsck_write_inode_full(e2fsck_t ctx, unsigned long ino, |
634 | struct ext2_inode * inode, int bufsize, | |
635 | const char *proc); | |
3839e657 TT |
636 | #ifdef MTRACE |
637 | extern void mtrace_print(char *mesg); | |
638 | #endif | |
4dbfd79d | 639 | extern blk64_t get_backup_sb(e2fsck_t ctx, ext2_filsys fs, |
f1a1761d | 640 | const char *name, io_manager manager); |
6fdc7a32 | 641 | extern int ext2_file_type(unsigned int mode); |
b0258cbc | 642 | extern int write_all(int fd, char *buf, size_t count); |
ac3256fd TT |
643 | void dump_mmp_msg(struct mmp_struct *mmp, const char *fmt, ...) |
644 | E2FSCK_ATTR((format(printf, 2, 3))); | |
0f5eba75 | 645 | errcode_t e2fsck_mmp_update(ext2_filsys fs); |
3839e657 | 646 | |
830b44f4 TT |
647 | extern void e2fsck_set_bitmap_type(ext2_filsys fs, |
648 | unsigned int default_type, | |
649 | const char *profile_name, | |
650 | unsigned int *old_type); | |
651 | extern errcode_t e2fsck_allocate_inode_bitmap(ext2_filsys fs, | |
652 | const char *descr, | |
653 | int default_type, | |
654 | const char *profile_name, | |
655 | ext2fs_inode_bitmap *ret); | |
656 | extern errcode_t e2fsck_allocate_block_bitmap(ext2_filsys fs, | |
657 | const char *descr, | |
658 | int default_type, | |
659 | const char *profile_name, | |
660 | ext2fs_block_bitmap *ret); | |
661 | extern errcode_t e2fsck_allocate_subcluster_bitmap(ext2_filsys fs, | |
662 | const char *descr, | |
663 | int default_type, | |
664 | const char *profile_name, | |
665 | ext2fs_block_bitmap *ret); | |
79614b27 | 666 | unsigned long long get_memory_size(void); |
830b44f4 | 667 | |
5596defa TT |
668 | /* unix.c */ |
669 | extern void e2fsck_clear_progbar(e2fsck_t ctx); | |
520ead37 | 670 | extern int e2fsck_simple_progress(e2fsck_t ctx, const char *label, |
b0700a1b | 671 | float percent, unsigned int dpynum); |
d5d981a3 TE |
672 | |
673 | #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) | |
674 | ||
56566129 | 675 | #endif /* _E2FSCK_H */ |