2 * problem.h --- e2fsck problem error codes
4 * Copyright 1996 by Theodore Ts'o
7 * This file may be redistributed under the terms of the GNU Public
12 typedef __u32 problem_t;
14 struct problem_context {
17 struct ext2_inode *inode;
18 struct ext2_dir_entry *dirent;
27 * We define a set of "latch groups"; these are problems which are
28 * handled as a set. The user answers once for a particular latch
31 #define PR_LATCH_MASK 0x0070 /* Latch mask */
32 #define PR_LATCH_BLOCK 0x0010 /* Latch for illegal blocks (pass 1) */
33 #define PR_LATCH_BBLOCK 0x0020 /* Latch for bad block inode blocks (pass 1) */
34 #define PR_LATCH_IBITMAP 0x0030 /* Latch for pass 5 inode bitmap proc. */
35 #define PR_LATCH_BBITMAP 0x0040 /* Latch for pass 5 inode bitmap proc. */
36 #define PR_LATCH_RELOC 0x0050 /* Latch for superblock relocate hint */
37 #define PR_LATCH_DBLOCK 0x0060 /* Latch for pass 1b dup block headers */
39 #define PR_LATCH(x) ((((x) & PR_LATCH_MASK) >> 4) - 1)
42 * Latch group descriptor flags
44 #define PRL_YES 0x0001 /* Answer yes */
45 #define PRL_NO 0x0002 /* Answer no */
46 #define PRL_LATCHED 0x0004 /* The latch group is latched */
47 #define PRL_SUPPRESS 0x0008 /* Suppress all latch group questions */
49 #define PRL_VARIABLE 0x000f /* All the flags that need to be reset */
55 /* Block bitmap not in group */
56 #define PR_0_BB_NOT_GROUP 0x000001
58 /* Inode bitmap not in group */
59 #define PR_0_IB_NOT_GROUP 0x000002
61 /* Inode table not in group */
62 #define PR_0_ITABLE_NOT_GROUP 0x000003
64 /* Superblock corrupt */
65 #define PR_0_SB_CORRUPT 0x000004
67 /* Filesystem size is wrong */
68 #define PR_0_FS_SIZE_WRONG 0x000005
70 /* Fragments not supported */
71 #define PR_0_NO_FRAGMENTS 0x000006
73 /* Bad blocks_per_group */
74 #define PR_0_BLOCKS_PER_GROUP 0x000007
76 /* Bad first_data_block */
77 #define PR_0_FIRST_DATA_BLOCK 0x000008
79 /* Adding UUID to filesystem */
80 #define PR_0_ADD_UUID 0x000009
83 #define PR_0_RELOCATE_HINT 0x00000A
85 /* Miscellaneous superblock corruption */
86 #define PR_0_MISC_CORRUPT_SUPER 0x00000B
88 /* Error determing physical device size of filesystem */
89 #define PR_0_GETSIZE_ERROR 0x00000C
91 /* Inode count in the superblock incorrect */
92 #define PR_0_INODE_COUNT_WRONG 0x00000D
94 /* The Hurd does not support the filetype feature */
95 #define PR_0_HURD_CLEAR_FILETYPE 0x00000E
97 /* Journal inode is invalid */
98 #define PR_0_JOURNAL_BAD_INODE 0x00000F
100 /* Superblock has a journal device (which we can't handle yet) */
101 #define PR_0_JOURNAL_UNSUPP_DEV 0x000010
103 /* Superblock has a bad journal device */
104 #define PR_0_JOURNAL_BAD_DEV 0x000011
106 /* Superblock has a journal UUID (which we can't handle yet) */
107 #define PR_0_JOURNAL_UNSUPP_UUID 0x000012
109 /* Superblock has a bad journal UUID */
110 #define PR_0_JOURNAL_BAD_UUID 0x000013
112 /* Journal has an unknown superblock type */
113 #define PR_0_JOURNAL_UNSUPP_SUPER 0x000014
115 /* Journal superblock is corrupt */
116 #define PR_0_JOURNAL_BAD_SUPER 0x000015
118 /* Journal superblock is corrupt */
119 #define PR_0_JOURNAL_HAS_JOURNAL 0x000016
121 /* Superblock has recovery flag set but no journal */
122 #define PR_0_JOURNAL_RECOVER_SET 0x000017
124 /* Warning message about leaving data in the journal */
125 #define PR_0_JOURNAL_RESET_JOURNAL 0x000018
127 /* Superblock recovery flag clear - journal needs to be reset */
128 #define PR_0_JOURNAL_RESET_PROMPT 0x000019
134 /* Pass 1: Checking inodes, blocks, and sizes */
135 #define PR_1_PASS_HEADER 0x010000
137 /* Root directory is not an inode */
138 #define PR_1_ROOT_NO_DIR 0x010001
140 /* Root directory has dtime set */
141 #define PR_1_ROOT_DTIME 0x010002
143 /* Reserved inode has bad mode */
144 #define PR_1_RESERVED_BAD_MODE 0x010003
146 /* Deleted inode has zero dtime */
147 #define PR_1_ZERO_DTIME 0x010004
149 /* Inode in use, but dtime set */
150 #define PR_1_SET_DTIME 0x010005
152 /* Zero-length directory */
153 #define PR_1_ZERO_LENGTH_DIR 0x010006
155 /* Block bitmap conflicts with some other fs block */
156 #define PR_1_BB_CONFLICT 0x010007
158 /* Inode bitmap conflicts with some other fs block */
159 #define PR_1_IB_CONFLICT 0x010008
161 /* Inode table conflicts with some other fs block */
162 #define PR_1_ITABLE_CONFLICT 0x010009
164 /* Block bitmap is on a bad block */
165 #define PR_1_BB_BAD_BLOCK 0x01000A
167 /* Inode bitmap is on a bad block */
168 #define PR_1_IB_BAD_BLOCK 0x01000B
170 /* Inode has incorrect i_size */
171 #define PR_1_BAD_I_SIZE 0x01000C
173 /* Inode has incorrect i_blocks */
174 #define PR_1_BAD_I_BLOCKS 0x01000D
176 /* Illegal block number in inode */
177 #define PR_1_ILLEGAL_BLOCK_NUM 0x01000E
179 /* Block number overlaps fs metadata */
180 #define PR_1_BLOCK_OVERLAPS_METADATA 0x01000F
182 /* Inode has illegal blocks (latch question) */
183 #define PR_1_INODE_BLOCK_LATCH 0x010010
185 /* Too many bad blocks in inode */
186 #define PR_1_TOO_MANY_BAD_BLOCKS 0x010011
188 /* Illegal block number in bad block inode */
189 #define PR_1_BB_ILLEGAL_BLOCK_NUM 0x010012
191 /* Bad block inode has illegal blocks (latch question) */
192 #define PR_1_INODE_BBLOCK_LATCH 0x010013
194 /* Duplicate or bad blocks in use! */
195 #define PR_1_DUP_BLOCKS_PREENSTOP 0x010014
197 /* Bad block used as bad block indirect block */
198 #define PR_1_BBINODE_BAD_METABLOCK 0x010015
200 /* Inconsistency can't be fixed prompt */
201 #define PR_1_BBINODE_BAD_METABLOCK_PROMPT 0x010016
203 /* Bad primary block */
204 #define PR_1_BAD_PRIMARY_BLOCK 0x0100017
206 /* Bad primary block prompt */
207 #define PR_1_BAD_PRIMARY_BLOCK_PROMPT 0x0100018
209 /* Bad primary superblock */
210 #define PR_1_BAD_PRIMARY_SUPERBLOCK 0x0100019
212 /* Bad primary block group descriptors */
213 #define PR_1_BAD_PRIMARY_GROUP_DESCRIPTOR 0x010001A
215 /* Bad superblock in group */
216 #define PR_1_BAD_SUPERBLOCK 0x010001B
218 /* Bad block group descriptors in group */
219 #define PR_1_BAD_GROUP_DESCRIPTORS 0x010001C
221 /* Block claimed for no reason */
222 #define PR_1_PROGERR_CLAIMED_BLOCK 0x010001D
224 /* Error allocating blocks for relocating metadata */
225 #define PR_1_RELOC_BLOCK_ALLOCATE 0x010001E
227 /* Error allocating block buffer during relocation process */
228 #define PR_1_RELOC_MEMORY_ALLOCATE 0x010001F
230 /* Relocating metadata group information from X to Y */
231 #define PR_1_RELOC_FROM_TO 0x0100020
233 /* Relocating metatdata group information to X */
234 #define PR_1_RELOC_TO 0x0100021
236 /* Block read error during relocation process */
237 #define PR_1_RELOC_READ_ERR 0x0100022
239 /* Block write error during relocation process */
240 #define PR_1_RELOC_WRITE_ERR 0x0100023
242 /* Error allocating inode bitmap */
243 #define PR_1_ALLOCATE_IBITMAP_ERROR 0x0100024
245 /* Error allocating block bitmap */
246 #define PR_1_ALLOCATE_BBITMAP_ERROR 0x0100025
248 /* Error allocating icount structure */
249 #define PR_1_ALLOCATE_ICOUNT 0x0100026
251 /* Error allocating dbcount */
252 #define PR_1_ALLOCATE_DBCOUNT 0x0100027
254 /* Error while scanning inodes */
255 #define PR_1_ISCAN_ERROR 0x0100028
257 /* Error while iterating over blocks */
258 #define PR_1_BLOCK_ITERATE 0x0100029
260 /* Error while storing inode count information */
261 #define PR_1_ICOUNT_STORE 0x010002A
263 /* Error while storing directory block information */
264 #define PR_1_ADD_DBLOCK 0x010002B
266 /* Error while reading inode (for clearing) */
267 #define PR_1_READ_INODE 0x010002C
269 /* Suppress messages prompt */
270 #define PR_1_SUPPRESS_MESSAGES 0x010002D
272 /* Filesystem contains large files, but has no such flag in sb */
273 #define PR_1_FEATURE_LARGE_FILES 0x01002E
275 /* Imagic flag set on an inode when filesystem doesn't support it */
276 #define PR_1_SET_IMAGIC 0x01002F
278 /* Immutable flag set on a device or socket inode */
279 #define PR_1_SET_IMMUTABLE 0x010030
281 /* Compression flag set on a non-compressed filesystem */
282 #define PR_1_COMPR_SET 0x010031
284 /* Non-zero size on on device, fifo or socket inode */
285 #define PR_1_SET_NONZSIZE 0x010032
291 /* Pass 1B: Rescan for duplicate/bad blocks */
292 #define PR_1B_PASS_HEADER 0x011000
294 /* Duplicate/bad block(s) header */
295 #define PR_1B_DUP_BLOCK_HEADER 0x011001
297 /* Duplicate/bad block(s) in inode */
298 #define PR_1B_DUP_BLOCK 0x011002
300 /* Duplicate/bad block(s) end */
301 #define PR_1B_DUP_BLOCK_END 0x011003
303 /* Error while scanning inodes */
304 #define PR_1B_ISCAN_ERROR 0x011004
306 /* Error allocating inode bitmap */
307 #define PR_1B_ALLOCATE_IBITMAP_ERROR 0x011005
310 /* Pass 1C: Scan directories for inodes with dup blocks. */
311 #define PR_1C_PASS_HEADER 0x012000
314 /* Pass 1D: Reconciling duplicate blocks */
315 #define PR_1D_PASS_HEADER 0x013000
317 /* File has duplicate blocks */
318 #define PR_1D_DUP_FILE 0x013001
320 /* List of files sharing duplicate blocks */
321 #define PR_1D_DUP_FILE_LIST 0x013002
323 /* File sharing blocks with filesystem metadata */
324 #define PR_1D_SHARE_METADATA 0x013003
326 /* Report of how many duplicate/bad inodes */
327 #define PR_1D_NUM_DUP_INODES 0x013004
329 /* Duplicated blocks already reassigned or cloned. */
330 #define PR_1D_DUP_BLOCKS_DEALT 0x013005
332 /* Clone duplicate/bad blocks? */
333 #define PR_1D_CLONE_QUESTION 0x013006
336 #define PR_1D_DELETE_QUESTION 0x013007
338 /* Couldn't clone file (error) */
339 #define PR_1D_CLONE_ERROR 0x013008
345 /* Pass 2: Checking directory structure */
346 #define PR_2_PASS_HEADER 0x020000
348 /* Bad inode number for '.' */
349 #define PR_2_BAD_INODE_DOT 0x020001
351 /* Directory entry has bad inode number */
352 #define PR_2_BAD_INO 0x020002
354 /* Directory entry has deleted or unused inode */
355 #define PR_2_UNUSED_INODE 0x020003
357 /* Directry entry is link to '.' */
358 #define PR_2_LINK_DOT 0x020004
360 /* Directory entry points to inode now located in a bad block */
361 #define PR_2_BB_INODE 0x020005
363 /* Directory entry contains a link to a directory */
364 #define PR_2_LINK_DIR 0x020006
366 /* Directory entry contains a link to the root directry */
367 #define PR_2_LINK_ROOT 0x020007
369 /* Directory entry has illegal characters in its name */
370 #define PR_2_BAD_NAME 0x020008
372 /* Missing '.' in directory inode */
373 #define PR_2_MISSING_DOT 0x020009
375 /* Missing '..' in directory inode */
376 #define PR_2_MISSING_DOT_DOT 0x02000A
378 /* First entry in directory inode doesn't contain '.' */
379 #define PR_2_1ST_NOT_DOT 0x02000B
381 /* Second entry in directory inode doesn't contain '..' */
382 #define PR_2_2ND_NOT_DOT_DOT 0x02000C
384 /* i_faddr should be zero */
385 #define PR_2_FADDR_ZERO 0x02000D
387 /* i_file_acl should be zero */
388 #define PR_2_FILE_ACL_ZERO 0x02000E
390 /* i_dir_acl should be zero */
391 #define PR_2_DIR_ACL_ZERO 0x02000F
393 /* i_frag should be zero */
394 #define PR_2_FRAG_ZERO 0x020010
396 /* i_fsize should be zero */
397 #define PR_2_FSIZE_ZERO 0x020011
399 /* inode has bad mode */
400 #define PR_2_BAD_MODE 0x020012
402 /* directory corrupted */
403 #define PR_2_DIR_CORRUPTED 0x020013
405 /* filename too long */
406 #define PR_2_FILENAME_LONG 0x020014
408 /* Directory inode has a missing block (hole) */
409 #define PR_2_DIRECTORY_HOLE 0x020015
411 /* '.' is not NULL terminated */
412 #define PR_2_DOT_NULL_TERM 0x020016
414 /* '..' is not NULL terminated */
415 #define PR_2_DOT_DOT_NULL_TERM 0x020017
417 /* Illegal character device in inode */
418 #define PR_2_BAD_CHAR_DEV 0x020018
420 /* Illegal block device in inode */
421 #define PR_2_BAD_BLOCK_DEV 0x020019
423 /* Duplicate '.' entry */
424 #define PR_2_DUP_DOT 0x02001A
426 /* Duplicate '..' entry */
427 #define PR_2_DUP_DOT_DOT 0x02001B
429 /* Internal error: couldn't find dir_info */
430 #define PR_2_NO_DIRINFO 0x02001C
432 /* Final rec_len is wrong */
433 #define PR_2_FINAL_RECLEN 0x02001D
435 /* Error allocating icount structure */
436 #define PR_2_ALLOCATE_ICOUNT 0x02001E
438 /* Error iterating over directory blocks */
439 #define PR_2_DBLIST_ITERATE 0x02001F
441 /* Error reading directory block */
442 #define PR_2_READ_DIRBLOCK 0x020020
444 /* Error writing directory block */
445 #define PR_2_WRITE_DIRBLOCK 0x020021
447 /* Error allocating new directory block */
448 #define PR_2_ALLOC_DIRBOCK 0x020022
450 /* Error deallocating inode */
451 #define PR_2_DEALLOC_INODE 0x020023
453 /* Directory entry for '.' is big. Split? */
454 #define PR_2_SPLIT_DOT 0x020024
457 #define PR_2_BAD_FIFO 0x020025
460 #define PR_2_BAD_SOCKET 0x020026
462 /* Directory filetype not set */
463 #define PR_2_SET_FILETYPE 0x020027
465 /* Directory filetype incorrect */
466 #define PR_2_BAD_FILETYPE 0x020028
468 /* Directory filetype set when it shouldn't be */
469 #define PR_2_CLEAR_FILETYPE 0x020029
471 /* Directory filename can't be zero-length */
472 #define PR_2_NULL_NAME 0x020030
478 /* Pass 3: Checking directory connectivity */
479 #define PR_3_PASS_HEADER 0x030000
481 /* Root inode not allocated */
482 #define PR_3_NO_ROOT_INODE 0x030001
484 /* No room in lost+found */
485 #define PR_3_EXPAND_LF_DIR 0x030002
487 /* Unconnected directory inode */
488 #define PR_3_UNCONNECTED_DIR 0x030003
490 /* /lost+found not found */
491 #define PR_3_NO_LF_DIR 0x030004
493 /* .. entry is incorrect */
494 #define PR_3_BAD_DOT_DOT 0x030005
496 /* Bad or non-existent /lost+found. Cannot reconnect */
497 #define PR_3_NO_LPF 0x030006
499 /* Could not expand /lost+found */
500 #define PR_3_CANT_EXPAND_LPF 0x030007
502 /* Could not reconnect inode */
503 #define PR_3_CANT_RECONNECT 0x030008
505 /* Error while trying to find /lost+found */
506 #define PR_3_ERR_FIND_LPF 0x030009
508 /* Error in ext2fs_new_block while creating /lost+found */
509 #define PR_3_ERR_LPF_NEW_BLOCK 0x03000A
511 /* Error in ext2fs_new_inode while creating /lost+found */
512 #define PR_3_ERR_LPF_NEW_INODE 0x03000B
514 /* Error in ext2fs_new_dir_block while creating /lost+found */
515 #define PR_3_ERR_LPF_NEW_DIR_BLOCK 0x03000C
517 /* Error while writing directory block for /lost+found */
518 #define PR_3_ERR_LPF_WRITE_BLOCK 0x03000D
520 /* Error while adjusting inode count */
521 #define PR_3_ADJUST_INODE 0x03000E
523 /* Couldn't fix parent directory -- error */
524 #define PR_3_FIX_PARENT_ERR 0x03000F
526 /* Couldn't fix parent directory -- couldn't find it */
527 #define PR_3_FIX_PARENT_NOFIND 0x030010
529 /* Error allocating inode bitmap */
530 #define PR_3_ALLOCATE_IBITMAP_ERROR 0x030011
532 /* Error creating root directory */
533 #define PR_3_CREATE_ROOT_ERROR 0x030012
535 /* Error creating lost and found directory */
536 #define PR_3_CREATE_LPF_ERROR 0x030013
538 /* Root inode is not directory; aborting */
539 #define PR_3_ROOT_NOT_DIR_ABORT 0x030014
541 /* Cannot proceed without a root inode. */
542 #define PR_3_NO_ROOT_INODE_ABORT 0x030015
544 /* Internal error: couldn't find dir_info */
545 #define PR_3_NO_DIRINFO 0x030016
547 /* Lost+found is not a directory */
548 #define PR_3_LPF_NOTDIR 0x030017
554 /* Pass 4: Checking reference counts */
555 #define PR_4_PASS_HEADER 0x040000
557 /* Unattached zero-length inode */
558 #define PR_4_ZERO_LEN_INODE 0x040001
560 /* Unattached inode */
561 #define PR_4_UNATTACHED_INODE 0x040002
563 /* Inode ref count wrong */
564 #define PR_4_BAD_REF_COUNT 0x040003
566 /* Inconsistent inode count information cached */
567 #define PR_4_INCONSISTENT_COUNT 0x040004
573 /* Pass 5: Checking group summary information */
574 #define PR_5_PASS_HEADER 0x050000
576 /* Padding at end of inode bitmap is not set. */
577 #define PR_5_INODE_BMAP_PADDING 0x050001
579 /* Padding at end of block bitmap is not set. */
580 #define PR_5_BLOCK_BMAP_PADDING 0x050002
582 /* Block bitmap differences header */
583 #define PR_5_BLOCK_BITMAP_HEADER 0x050003
585 /* Block not used, but marked in bitmap */
586 #define PR_5_UNUSED_BLOCK 0x050004
588 /* Block used, but not marked used in bitmap */
589 #define PR_5_BLOCK_USED 0x050005
591 /* Block bitmap differences end */
592 #define PR_5_BLOCK_BITMAP_END 0x050006
594 /* Inode bitmap differences header */
595 #define PR_5_INODE_BITMAP_HEADER 0x050007
597 /* Inode not used, but marked in bitmap */
598 #define PR_5_UNUSED_INODE 0x050008
600 /* Inode used, but not marked used in bitmap */
601 #define PR_5_INODE_USED 0x050009
603 /* Inode bitmap differences end */
604 #define PR_5_INODE_BITMAP_END 0x05000A
606 /* Free inodes count for group wrong */
607 #define PR_5_FREE_INODE_COUNT_GROUP 0x05000B
609 /* Directories count for group wrong */
610 #define PR_5_FREE_DIR_COUNT_GROUP 0x05000C
612 /* Free inodes count wrong */
613 #define PR_5_FREE_INODE_COUNT 0x05000D
615 /* Free blocks count for group wrong */
616 #define PR_5_FREE_BLOCK_COUNT_GROUP 0x05000E
618 /* Free blocks count wrong */
619 #define PR_5_FREE_BLOCK_COUNT 0x05000F
621 /* Programming error: bitmap endpoints don't match */
622 #define PR_5_BMAP_ENDPOINTS 0x050010
624 /* Internal error: fudging end of bitmap */
625 #define PR_5_FUDGE_BITMAP_ERROR 0x050011
627 /* Error copying in replacement inode bitmap */
628 #define PR_5_COPY_IBITMAP_ERROR 0x050012
630 /* Error copying in replacement block bitmap */
631 #define PR_5_COPY_BBITMAP_ERROR 0x050013
634 * Function declarations
636 int fix_problem(e2fsck_t ctx, problem_t code, struct problem_context *pctx);
637 int end_problem_latch(e2fsck_t ctx, int mask);
638 int set_latch_flags(int mask, int setflags, int clearflags);
639 int get_latch_flags(int mask, int *value);
640 void clear_problem_context(struct problem_context *ctx);
643 void print_e2fsck_message(e2fsck_t ctx, const char *msg,
644 struct problem_context *pctx, int first);