blob: c159fabab72a965e9e483e0d145403a866b46f3b
1 | /* vi: set sw=4 ts=4: */ |
2 | #include <sys/types.h> |
3 | #include <stdio.h> |
4 | #include <string.h> |
5 | #include <unistd.h> |
6 | #include <stdlib.h> |
7 | #include <time.h> |
8 | #include <fcntl.h> |
9 | #include <ctype.h> |
10 | #include <setjmp.h> |
11 | #include <errno.h> |
12 | #include <getopt.h> |
13 | #include <limits.h> |
14 | #include <stddef.h> |
15 | #include <assert.h> |
16 | #include <signal.h> |
17 | #include <sys/stat.h> |
18 | #include <sys/resource.h> |
19 | #include <sys/param.h> |
20 | #include <sys/mount.h> |
21 | #include <sys/ioctl.h> |
22 | #include <termios.h> |
23 | #include <mntent.h> |
24 | #include <dirent.h> |
25 | #include "ext2fs/kernel-list.h" |
26 | #include <sys/types.h> |
27 | #include <linux/types.h> |
28 | |
29 | /* |
30 | * Now pull in the real linux/jfs.h definitions. |
31 | */ |
32 | #include "ext2fs/kernel-jbd.h" |
33 | |
34 | |
35 | |
36 | #include "fsck.h" |
37 | |
38 | #include "ext2fs/ext2_fs.h" |
39 | #include "blkid/blkid.h" |
40 | #include "ext2fs/ext2_ext_attr.h" |
41 | #include "uuid/uuid.h" |
42 | #include "libbb.h" |
43 | |
44 | #ifdef HAVE_CONIO_H |
45 | #undef HAVE_TERMIOS_H |
46 | #include <conio.h> |
47 | #define read_a_char() getch() |
48 | #else |
49 | #ifdef HAVE_TERMIOS_H |
50 | #include <termios.h> |
51 | #endif |
52 | #endif |
53 | |
54 | |
55 | /* |
56 | * The last ext2fs revision level that this version of e2fsck is able to |
57 | * support |
58 | */ |
59 | #define E2FSCK_CURRENT_REV 1 |
60 | |
61 | /* Used by the region allocation code */ |
62 | typedef __u32 region_addr_t; |
63 | typedef struct region_struct *region_t; |
64 | |
65 | struct dx_dirblock_info { |
66 | int type; |
67 | blk_t phys; |
68 | int flags; |
69 | blk_t parent; |
70 | ext2_dirhash_t min_hash; |
71 | ext2_dirhash_t max_hash; |
72 | ext2_dirhash_t node_min_hash; |
73 | ext2_dirhash_t node_max_hash; |
74 | }; |
75 | |
76 | /* |
77 | These defines are used in the type field of dx_dirblock_info |
78 | */ |
79 | |
80 | #define DX_DIRBLOCK_ROOT 1 |
81 | #define DX_DIRBLOCK_LEAF 2 |
82 | #define DX_DIRBLOCK_NODE 3 |
83 | |
84 | |
85 | /* |
86 | The following defines are used in the 'flags' field of a dx_dirblock_info |
87 | */ |
88 | #define DX_FLAG_REFERENCED 1 |
89 | #define DX_FLAG_DUP_REF 2 |
90 | #define DX_FLAG_FIRST 4 |
91 | #define DX_FLAG_LAST 8 |
92 | |
93 | /* |
94 | * E2fsck options |
95 | */ |
96 | #define E2F_OPT_READONLY 0x0001 |
97 | #define E2F_OPT_PREEN 0x0002 |
98 | #define E2F_OPT_YES 0x0004 |
99 | #define E2F_OPT_NO 0x0008 |
100 | #define E2F_OPT_TIME 0x0010 |
101 | #define E2F_OPT_CHECKBLOCKS 0x0040 |
102 | #define E2F_OPT_DEBUG 0x0080 |
103 | #define E2F_OPT_FORCE 0x0100 |
104 | #define E2F_OPT_WRITECHECK 0x0200 |
105 | #define E2F_OPT_COMPRESS_DIRS 0x0400 |
106 | |
107 | /* |
108 | * E2fsck flags |
109 | */ |
110 | #define E2F_FLAG_ABORT 0x0001 /* Abort signaled */ |
111 | #define E2F_FLAG_CANCEL 0x0002 /* Cancel signaled */ |
112 | #define E2F_FLAG_SIGNAL_MASK 0x0003 |
113 | #define E2F_FLAG_RESTART 0x0004 /* Restart signaled */ |
114 | |
115 | #define E2F_FLAG_SETJMP_OK 0x0010 /* Setjmp valid for abort */ |
116 | |
117 | #define E2F_FLAG_PROG_BAR 0x0020 /* Progress bar on screen */ |
118 | #define E2F_FLAG_PROG_SUPPRESS 0x0040 /* Progress suspended */ |
119 | #define E2F_FLAG_JOURNAL_INODE 0x0080 /* Create a new ext3 journal inode */ |
120 | #define E2F_FLAG_SB_SPECIFIED 0x0100 /* The superblock was explicitly |
121 | * specified by the user */ |
122 | #define E2F_FLAG_RESTARTED 0x0200 /* E2fsck has been restarted */ |
123 | #define E2F_FLAG_RESIZE_INODE 0x0400 /* Request to recreate resize inode */ |
124 | |
125 | |
126 | /*Don't know where these come from*/ |
127 | #define READ 0 |
128 | #define WRITE 1 |
129 | #define cpu_to_be32(n) htonl(n) |
130 | #define be32_to_cpu(n) ntohl(n) |
131 | |
132 | /* |
133 | * We define a set of "latch groups"; these are problems which are |
134 | * handled as a set. The user answers once for a particular latch |
135 | * group. |
136 | */ |
137 | #define PR_LATCH_MASK 0x0ff0 /* Latch mask */ |
138 | #define PR_LATCH_BLOCK 0x0010 /* Latch for illegal blocks (pass 1) */ |
139 | #define PR_LATCH_BBLOCK 0x0020 /* Latch for bad block inode blocks (pass 1) */ |
140 | #define PR_LATCH_IBITMAP 0x0030 /* Latch for pass 5 inode bitmap proc. */ |
141 | #define PR_LATCH_BBITMAP 0x0040 /* Latch for pass 5 inode bitmap proc. */ |
142 | #define PR_LATCH_RELOC 0x0050 /* Latch for superblock relocate hint */ |
143 | #define PR_LATCH_DBLOCK 0x0060 /* Latch for pass 1b dup block headers */ |
144 | #define PR_LATCH_LOW_DTIME 0x0070 /* Latch for pass1 orphaned list refugees */ |
145 | #define PR_LATCH_TOOBIG 0x0080 /* Latch for file to big errors */ |
146 | #define PR_LATCH_OPTIMIZE_DIR 0x0090 /* Latch for optimize directories */ |
147 | |
148 | #define PR_LATCH(x) ((((x) & PR_LATCH_MASK) >> 4) - 1) |
149 | |
150 | /* |
151 | * Latch group descriptor flags |
152 | */ |
153 | #define PRL_YES 0x0001 /* Answer yes */ |
154 | #define PRL_NO 0x0002 /* Answer no */ |
155 | #define PRL_LATCHED 0x0004 /* The latch group is latched */ |
156 | #define PRL_SUPPRESS 0x0008 /* Suppress all latch group questions */ |
157 | |
158 | #define PRL_VARIABLE 0x000f /* All the flags that need to be reset */ |
159 | |
160 | /* |
161 | * Pre-Pass 1 errors |
162 | */ |
163 | |
164 | #define PR_0_BB_NOT_GROUP 0x000001 /* Block bitmap not in group */ |
165 | #define PR_0_IB_NOT_GROUP 0x000002 /* Inode bitmap not in group */ |
166 | #define PR_0_ITABLE_NOT_GROUP 0x000003 /* Inode table not in group */ |
167 | #define PR_0_SB_CORRUPT 0x000004 /* Superblock corrupt */ |
168 | #define PR_0_FS_SIZE_WRONG 0x000005 /* Filesystem size is wrong */ |
169 | #define PR_0_NO_FRAGMENTS 0x000006 /* Fragments not supported */ |
170 | #define PR_0_BLOCKS_PER_GROUP 0x000007 /* Bad blocks_per_group */ |
171 | #define PR_0_FIRST_DATA_BLOCK 0x000008 /* Bad first_data_block */ |
172 | #define PR_0_ADD_UUID 0x000009 /* Adding UUID to filesystem */ |
173 | #define PR_0_RELOCATE_HINT 0x00000A /* Relocate hint */ |
174 | #define PR_0_MISC_CORRUPT_SUPER 0x00000B /* Miscellaneous superblock corruption */ |
175 | #define PR_0_GETSIZE_ERROR 0x00000C /* Error determing physical device size of filesystem */ |
176 | #define PR_0_INODE_COUNT_WRONG 0x00000D /* Inode count in the superblock incorrect */ |
177 | #define PR_0_HURD_CLEAR_FILETYPE 0x00000E /* The Hurd does not support the filetype feature */ |
178 | #define PR_0_JOURNAL_BAD_INODE 0x00000F /* The Hurd does not support the filetype feature */ |
179 | #define PR_0_JOURNAL_UNSUPP_MULTIFS 0x000010 /* The external journal has multiple filesystems (which we can't handle yet) */ |
180 | #define PR_0_CANT_FIND_JOURNAL 0x000011 /* Can't find external journal */ |
181 | #define PR_0_EXT_JOURNAL_BAD_SUPER 0x000012/* External journal has bad superblock */ |
182 | #define PR_0_JOURNAL_BAD_UUID 0x000013 /* Superblock has a bad journal UUID */ |
183 | #define PR_0_JOURNAL_UNSUPP_SUPER 0x000014 /* Journal has an unknown superblock type */ |
184 | #define PR_0_JOURNAL_BAD_SUPER 0x000015 /* Journal superblock is corrupt */ |
185 | #define PR_0_JOURNAL_HAS_JOURNAL 0x000016 /* Journal superblock is corrupt */ |
186 | #define PR_0_JOURNAL_RECOVER_SET 0x000017 /* Superblock has recovery flag set but no journal */ |
187 | #define PR_0_JOURNAL_RECOVERY_CLEAR 0x000018 /* Journal has data, but recovery flag is clear */ |
188 | #define PR_0_JOURNAL_RESET_JOURNAL 0x000019 /* Ask if we should clear the journal */ |
189 | #define PR_0_FS_REV_LEVEL 0x00001A /* Filesystem revision is 0, but feature flags are set */ |
190 | #define PR_0_ORPHAN_CLEAR_INODE 0x000020 /* Clearing orphan inode */ |
191 | #define PR_0_ORPHAN_ILLEGAL_BLOCK_NUM 0x000021 /* Illegal block found in orphaned inode */ |
192 | #define PR_0_ORPHAN_ALREADY_CLEARED_BLOCK 0x000022 /* Already cleared block found in orphaned inode */ |
193 | #define PR_0_ORPHAN_ILLEGAL_HEAD_INODE 0x000023 /* Illegal orphan inode in superblock */ |
194 | #define PR_0_ORPHAN_ILLEGAL_INODE 0x000024 /* Illegal inode in orphaned inode list */ |
195 | #define PR_0_JOURNAL_UNSUPP_ROCOMPAT 0x000025 /* Journal has unsupported read-only feature - abort */ |
196 | #define PR_0_JOURNAL_UNSUPP_INCOMPAT 0x000026 /* Journal has unsupported incompatible feature - abort */ |
197 | #define PR_0_JOURNAL_UNSUPP_VERSION 0x000027 /* Journal has unsupported version number */ |
198 | #define PR_0_MOVE_JOURNAL 0x000028 /* Moving journal to hidden file */ |
199 | #define PR_0_ERR_MOVE_JOURNAL 0x000029 /* Error moving journal */ |
200 | #define PR_0_CLEAR_V2_JOURNAL 0x00002A /* Clearing V2 journal superblock */ |
201 | #define PR_0_JOURNAL_RUN 0x00002B /* Run journal anyway */ |
202 | #define PR_0_JOURNAL_RUN_DEFAULT 0x00002C /* Run journal anyway by default */ |
203 | #define PR_0_BACKUP_JNL 0x00002D /* Backup journal inode blocks */ |
204 | #define PR_0_NONZERO_RESERVED_GDT_BLOCKS 0x00002E /* Reserved blocks w/o resize_inode */ |
205 | #define PR_0_CLEAR_RESIZE_INODE 0x00002F /* Resize_inode not enabled, but resize inode is non-zero */ |
206 | #define PR_0_RESIZE_INODE_INVALID 0x000030 /* Resize inode invalid */ |
207 | |
208 | /* |
209 | * Pass 1 errors |
210 | */ |
211 | |
212 | #define PR_1_PASS_HEADER 0x010000 /* Pass 1: Checking inodes, blocks, and sizes */ |
213 | #define PR_1_ROOT_NO_DIR 0x010001 /* Root directory is not an inode */ |
214 | #define PR_1_ROOT_DTIME 0x010002 /* Root directory has dtime set */ |
215 | #define PR_1_RESERVED_BAD_MODE 0x010003 /* Reserved inode has bad mode */ |
216 | #define PR_1_ZERO_DTIME 0x010004 /* Deleted inode has zero dtime */ |
217 | #define PR_1_SET_DTIME 0x010005 /* Inode in use, but dtime set */ |
218 | #define PR_1_ZERO_LENGTH_DIR 0x010006 /* Zero-length directory */ |
219 | #define PR_1_BB_CONFLICT 0x010007 /* Block bitmap conflicts with some other fs block */ |
220 | #define PR_1_IB_CONFLICT 0x010008 /* Inode bitmap conflicts with some other fs block */ |
221 | #define PR_1_ITABLE_CONFLICT 0x010009 /* Inode table conflicts with some other fs block */ |
222 | #define PR_1_BB_BAD_BLOCK 0x01000A /* Block bitmap is on a bad block */ |
223 | #define PR_1_IB_BAD_BLOCK 0x01000B /* Inode bitmap is on a bad block */ |
224 | #define PR_1_BAD_I_SIZE 0x01000C /* Inode has incorrect i_size */ |
225 | #define PR_1_BAD_I_BLOCKS 0x01000D /* Inode has incorrect i_blocks */ |
226 | #define PR_1_ILLEGAL_BLOCK_NUM 0x01000E /* Illegal block number in inode */ |
227 | #define PR_1_BLOCK_OVERLAPS_METADATA 0x01000F /* Block number overlaps fs metadata */ |
228 | #define PR_1_INODE_BLOCK_LATCH 0x010010 /* Inode has illegal blocks (latch question) */ |
229 | #define PR_1_TOO_MANY_BAD_BLOCKS 0x010011 /* Too many bad blocks in inode */ |
230 | #define PR_1_BB_ILLEGAL_BLOCK_NUM 0x010012 /* Illegal block number in bad block inode */ |
231 | #define PR_1_INODE_BBLOCK_LATCH 0x010013 /* Bad block inode has illegal blocks (latch question) */ |
232 | #define PR_1_DUP_BLOCKS_PREENSTOP 0x010014 /* Duplicate or bad blocks in use! */ |
233 | #define PR_1_BBINODE_BAD_METABLOCK 0x010015 /* Bad block used as bad block indirect block */ |
234 | #define PR_1_BBINODE_BAD_METABLOCK_PROMPT 0x010016 /* Inconsistency can't be fixed prompt */ |
235 | #define PR_1_BAD_PRIMARY_BLOCK 0x010017 /* Bad primary block */ |
236 | #define PR_1_BAD_PRIMARY_BLOCK_PROMPT 0x010018 /* Bad primary block prompt */ |
237 | #define PR_1_BAD_PRIMARY_SUPERBLOCK 0x010019 /* Bad primary superblock */ |
238 | #define PR_1_BAD_PRIMARY_GROUP_DESCRIPTOR 0x01001A /* Bad primary block group descriptors */ |
239 | #define PR_1_BAD_SUPERBLOCK 0x01001B /* Bad superblock in group */ |
240 | #define PR_1_BAD_GROUP_DESCRIPTORS 0x01001C /* Bad block group descriptors in group */ |
241 | #define PR_1_PROGERR_CLAIMED_BLOCK 0x01001D /* Block claimed for no reason */ |
242 | #define PR_1_RELOC_BLOCK_ALLOCATE 0x01001E /* Error allocating blocks for relocating metadata */ |
243 | #define PR_1_RELOC_MEMORY_ALLOCATE 0x01001F /* Error allocating block buffer during relocation process */ |
244 | #define PR_1_RELOC_FROM_TO 0x010020 /* Relocating metadata group information from X to Y */ |
245 | #define PR_1_RELOC_TO 0x010021 /* Relocating metatdata group information to X */ |
246 | #define PR_1_RELOC_READ_ERR 0x010022 /* Block read error during relocation process */ |
247 | #define PR_1_RELOC_WRITE_ERR 0x010023 /* Block write error during relocation process */ |
248 | #define PR_1_ALLOCATE_IBITMAP_ERROR 0x010024 /* Error allocating inode bitmap */ |
249 | #define PR_1_ALLOCATE_BBITMAP_ERROR 0x010025 /* Error allocating block bitmap */ |
250 | #define PR_1_ALLOCATE_ICOUNT 0x010026 /* Error allocating icount structure */ |
251 | #define PR_1_ALLOCATE_DBCOUNT 0x010027 /* Error allocating dbcount */ |
252 | #define PR_1_ISCAN_ERROR 0x010028 /* Error while scanning inodes */ |
253 | #define PR_1_BLOCK_ITERATE 0x010029 /* Error while iterating over blocks */ |
254 | #define PR_1_ICOUNT_STORE 0x01002A /* Error while storing inode count information */ |
255 | #define PR_1_ADD_DBLOCK 0x01002B /* Error while storing directory block information */ |
256 | #define PR_1_READ_INODE 0x01002C /* Error while reading inode (for clearing) */ |
257 | #define PR_1_SUPPRESS_MESSAGES 0x01002D /* Suppress messages prompt */ |
258 | #define PR_1_SET_IMAGIC 0x01002F /* Imagic flag set on an inode when filesystem doesn't support it */ |
259 | #define PR_1_SET_IMMUTABLE 0x010030 /* Immutable flag set on a device or socket inode */ |
260 | #define PR_1_COMPR_SET 0x010031 /* Compression flag set on a non-compressed filesystem */ |
261 | #define PR_1_SET_NONZSIZE 0x010032 /* Non-zero size on device, fifo or socket inode */ |
262 | #define PR_1_FS_REV_LEVEL 0x010033 /* Filesystem revision is 0, but feature flags are set */ |
263 | #define PR_1_JOURNAL_INODE_NOT_CLEAR 0x010034 /* Journal inode not in use, needs clearing */ |
264 | #define PR_1_JOURNAL_BAD_MODE 0x010035 /* Journal inode has wrong mode */ |
265 | #define PR_1_LOW_DTIME 0x010036 /* Inode that was part of orphan linked list */ |
266 | #define PR_1_ORPHAN_LIST_REFUGEES 0x010037 /* Latch question which asks how to deal with low dtime inodes */ |
267 | #define PR_1_ALLOCATE_REFCOUNT 0x010038 /* Error allocating refcount structure */ |
268 | #define PR_1_READ_EA_BLOCK 0x010039 /* Error reading Extended Attribute block */ |
269 | #define PR_1_BAD_EA_BLOCK 0x01003A /* Invalid Extended Attribute block */ |
270 | #define PR_1_EXTATTR_READ_ABORT 0x01003B /* Error reading Extended Attribute block while fixing refcount -- abort */ |
271 | #define PR_1_EXTATTR_REFCOUNT 0x01003C /* Extended attribute reference count incorrect */ |
272 | #define PR_1_EXTATTR_WRITE 0x01003D /* Error writing Extended Attribute block while fixing refcount */ |
273 | #define PR_1_EA_MULTI_BLOCK 0x01003E /* Multiple EA blocks not supported */ |
274 | #define PR_1_EA_ALLOC_REGION 0x01003F /* Error allocating EA region allocation structure */ |
275 | #define PR_1_EA_ALLOC_COLLISION 0x010040 /* Error EA allocation collision */ |
276 | #define PR_1_EA_BAD_NAME 0x010041 /* Bad extended attribute name */ |
277 | #define PR_1_EA_BAD_VALUE 0x010042 /* Bad extended attribute value */ |
278 | #define PR_1_INODE_TOOBIG 0x010043 /* Inode too big (latch question) */ |
279 | #define PR_1_TOOBIG_DIR 0x010044 /* Directory too big */ |
280 | #define PR_1_TOOBIG_REG 0x010045 /* Regular file too big */ |
281 | #define PR_1_TOOBIG_SYMLINK 0x010046 /* Symlink too big */ |
282 | #define PR_1_HTREE_SET 0x010047 /* INDEX_FL flag set on a non-HTREE filesystem */ |
283 | #define PR_1_HTREE_NODIR 0x010048 /* INDEX_FL flag set on a non-directory */ |
284 | #define PR_1_HTREE_BADROOT 0x010049 /* Invalid root node in HTREE directory */ |
285 | #define PR_1_HTREE_HASHV 0x01004A /* Unsupported hash version in HTREE directory */ |
286 | #define PR_1_HTREE_INCOMPAT 0x01004B /* Incompatible flag in HTREE root node */ |
287 | #define PR_1_HTREE_DEPTH 0x01004C /* HTREE too deep */ |
288 | #define PR_1_BB_FS_BLOCK 0x01004D /* Bad block has indirect block that conflicts with filesystem block */ |
289 | #define PR_1_RESIZE_INODE_CREATE 0x01004E /* Resize inode failed */ |
290 | #define PR_1_EXTRA_ISIZE 0x01004F /* inode->i_size is too long */ |
291 | #define PR_1_ATTR_NAME_LEN 0x010050 /* attribute name is too long */ |
292 | #define PR_1_ATTR_VALUE_OFFSET 0x010051 /* wrong EA value offset */ |
293 | #define PR_1_ATTR_VALUE_BLOCK 0x010052 /* wrong EA blocknumber */ |
294 | #define PR_1_ATTR_VALUE_SIZE 0x010053 /* wrong EA value size */ |
295 | #define PR_1_ATTR_HASH 0x010054 /* wrong EA hash value */ |
296 | |
297 | /* |
298 | * Pass 1b errors |
299 | */ |
300 | |
301 | #define PR_1B_PASS_HEADER 0x011000 /* Pass 1B: Rescan for duplicate/bad blocks */ |
302 | #define PR_1B_DUP_BLOCK_HEADER 0x011001 /* Duplicate/bad block(s) header */ |
303 | #define PR_1B_DUP_BLOCK 0x011002 /* Duplicate/bad block(s) in inode */ |
304 | #define PR_1B_DUP_BLOCK_END 0x011003 /* Duplicate/bad block(s) end */ |
305 | #define PR_1B_ISCAN_ERROR 0x011004 /* Error while scanning inodes */ |
306 | #define PR_1B_ALLOCATE_IBITMAP_ERROR 0x011005 /* Error allocating inode bitmap */ |
307 | #define PR_1B_BLOCK_ITERATE 0x0110006 /* Error while iterating over blocks */ |
308 | #define PR_1B_ADJ_EA_REFCOUNT 0x0110007 /* Error adjusting EA refcount */ |
309 | #define PR_1C_PASS_HEADER 0x012000 /* Pass 1C: Scan directories for inodes with dup blocks. */ |
310 | #define PR_1D_PASS_HEADER 0x013000 /* Pass 1D: Reconciling duplicate blocks */ |
311 | #define PR_1D_DUP_FILE 0x013001 /* File has duplicate blocks */ |
312 | #define PR_1D_DUP_FILE_LIST 0x013002 /* List of files sharing duplicate blocks */ |
313 | #define PR_1D_SHARE_METADATA 0x013003 /* File sharing blocks with filesystem metadata */ |
314 | #define PR_1D_NUM_DUP_INODES 0x013004 /* Report of how many duplicate/bad inodes */ |
315 | #define PR_1D_DUP_BLOCKS_DEALT 0x013005 /* Duplicated blocks already reassigned or cloned. */ |
316 | #define PR_1D_CLONE_QUESTION 0x013006 /* Clone duplicate/bad blocks? */ |
317 | #define PR_1D_DELETE_QUESTION 0x013007 /* Delete file? */ |
318 | #define PR_1D_CLONE_ERROR 0x013008 /* Couldn't clone file (error) */ |
319 | |
320 | /* |
321 | * Pass 2 errors |
322 | */ |
323 | |
324 | #define PR_2_PASS_HEADER 0x020000 /* Pass 2: Checking directory structure */ |
325 | #define PR_2_BAD_INODE_DOT 0x020001 /* Bad inode number for '.' */ |
326 | #define PR_2_BAD_INO 0x020002 /* Directory entry has bad inode number */ |
327 | #define PR_2_UNUSED_INODE 0x020003 /* Directory entry has deleted or unused inode */ |
328 | #define PR_2_LINK_DOT 0x020004 /* Directry entry is link to '.' */ |
329 | #define PR_2_BB_INODE 0x020005 /* Directory entry points to inode now located in a bad block */ |
330 | #define PR_2_LINK_DIR 0x020006 /* Directory entry contains a link to a directory */ |
331 | #define PR_2_LINK_ROOT 0x020007 /* Directory entry contains a link to the root directry */ |
332 | #define PR_2_BAD_NAME 0x020008 /* Directory entry has illegal characters in its name */ |
333 | #define PR_2_MISSING_DOT 0x020009 /* Missing '.' in directory inode */ |
334 | #define PR_2_MISSING_DOT_DOT 0x02000A /* Missing '..' in directory inode */ |
335 | #define PR_2_1ST_NOT_DOT 0x02000B /* First entry in directory inode doesn't contain '.' */ |
336 | #define PR_2_2ND_NOT_DOT_DOT 0x02000C /* Second entry in directory inode doesn't contain '..' */ |
337 | #define PR_2_FADDR_ZERO 0x02000D /* i_faddr should be zero */ |
338 | #define PR_2_FILE_ACL_ZERO 0x02000E /* i_file_acl should be zero */ |
339 | #define PR_2_DIR_ACL_ZERO 0x02000F /* i_dir_acl should be zero */ |
340 | #define PR_2_FRAG_ZERO 0x020010 /* i_frag should be zero */ |
341 | #define PR_2_FSIZE_ZERO 0x020011 /* i_fsize should be zero */ |
342 | #define PR_2_BAD_MODE 0x020012 /* inode has bad mode */ |
343 | #define PR_2_DIR_CORRUPTED 0x020013 /* directory corrupted */ |
344 | #define PR_2_FILENAME_LONG 0x020014 /* filename too long */ |
345 | #define PR_2_DIRECTORY_HOLE 0x020015 /* Directory inode has a missing block (hole) */ |
346 | #define PR_2_DOT_NULL_TERM 0x020016 /* '.' is not NULL terminated */ |
347 | #define PR_2_DOT_DOT_NULL_TERM 0x020017 /* '..' is not NULL terminated */ |
348 | #define PR_2_BAD_CHAR_DEV 0x020018 /* Illegal character device in inode */ |
349 | #define PR_2_BAD_BLOCK_DEV 0x020019 /* Illegal block device in inode */ |
350 | #define PR_2_DUP_DOT 0x02001A /* Duplicate '.' entry */ |
351 | #define PR_2_DUP_DOT_DOT 0x02001B /* Duplicate '..' entry */ |
352 | #define PR_2_NO_DIRINFO 0x02001C /* Internal error: couldn't find dir_info */ |
353 | #define PR_2_FINAL_RECLEN 0x02001D /* Final rec_len is wrong */ |
354 | #define PR_2_ALLOCATE_ICOUNT 0x02001E /* Error allocating icount structure */ |
355 | #define PR_2_DBLIST_ITERATE 0x02001F /* Error iterating over directory blocks */ |
356 | #define PR_2_READ_DIRBLOCK 0x020020 /* Error reading directory block */ |
357 | #define PR_2_WRITE_DIRBLOCK 0x020021 /* Error writing directory block */ |
358 | #define PR_2_ALLOC_DIRBOCK 0x020022 /* Error allocating new directory block */ |
359 | #define PR_2_DEALLOC_INODE 0x020023 /* Error deallocating inode */ |
360 | #define PR_2_SPLIT_DOT 0x020024 /* Directory entry for '.' is big. Split? */ |
361 | #define PR_2_BAD_FIFO 0x020025 /* Illegal FIFO */ |
362 | #define PR_2_BAD_SOCKET 0x020026 /* Illegal socket */ |
363 | #define PR_2_SET_FILETYPE 0x020027 /* Directory filetype not set */ |
364 | #define PR_2_BAD_FILETYPE 0x020028 /* Directory filetype incorrect */ |
365 | #define PR_2_CLEAR_FILETYPE 0x020029 /* Directory filetype set when it shouldn't be */ |
366 | #define PR_2_NULL_NAME 0x020030 /* Directory filename can't be zero-length */ |
367 | #define PR_2_INVALID_SYMLINK 0x020031 /* Invalid symlink */ |
368 | #define PR_2_FILE_ACL_BAD 0x020032 /* i_file_acl (extended attribute) is bad */ |
369 | #define PR_2_FEATURE_LARGE_FILES 0x020033 /* Filesystem contains large files, but has no such flag in sb */ |
370 | #define PR_2_HTREE_NOTREF 0x020034 /* Node in HTREE directory not referenced */ |
371 | #define PR_2_HTREE_DUPREF 0x020035 /* Node in HTREE directory referenced twice */ |
372 | #define PR_2_HTREE_MIN_HASH 0x020036 /* Node in HTREE directory has bad min hash */ |
373 | #define PR_2_HTREE_MAX_HASH 0x020037 /* Node in HTREE directory has bad max hash */ |
374 | #define PR_2_HTREE_CLEAR 0x020038 /* Clear invalid HTREE directory */ |
375 | #define PR_2_HTREE_BADBLK 0x02003A /* Bad block in htree interior node */ |
376 | #define PR_2_ADJ_EA_REFCOUNT 0x02003B /* Error adjusting EA refcount */ |
377 | #define PR_2_HTREE_BAD_ROOT 0x02003C /* Invalid HTREE root node */ |
378 | #define PR_2_HTREE_BAD_LIMIT 0x02003D /* Invalid HTREE limit */ |
379 | #define PR_2_HTREE_BAD_COUNT 0x02003E /* Invalid HTREE count */ |
380 | #define PR_2_HTREE_HASH_ORDER 0x02003F /* HTREE interior node has out-of-order hashes in table */ |
381 | #define PR_2_HTREE_BAD_DEPTH 0x020040 /* Node in HTREE directory has bad depth */ |
382 | #define PR_2_DUPLICATE_DIRENT 0x020041 /* Duplicate directory entry found */ |
383 | #define PR_2_NON_UNIQUE_FILE 0x020042 /* Non-unique filename found */ |
384 | #define PR_2_REPORT_DUP_DIRENT 0x020043 /* Duplicate directory entry found */ |
385 | |
386 | /* |
387 | * Pass 3 errors |
388 | */ |
389 | |
390 | #define PR_3_PASS_HEADER 0x030000 /* Pass 3: Checking directory connectivity */ |
391 | #define PR_3_NO_ROOT_INODE 0x030001 /* Root inode not allocated */ |
392 | #define PR_3_EXPAND_LF_DIR 0x030002 /* No room in lost+found */ |
393 | #define PR_3_UNCONNECTED_DIR 0x030003 /* Unconnected directory inode */ |
394 | #define PR_3_NO_LF_DIR 0x030004 /* /lost+found not found */ |
395 | #define PR_3_BAD_DOT_DOT 0x030005 /* .. entry is incorrect */ |
396 | #define PR_3_NO_LPF 0x030006 /* Bad or non-existent /lost+found. Cannot reconnect */ |
397 | #define PR_3_CANT_EXPAND_LPF 0x030007 /* Could not expand /lost+found */ |
398 | #define PR_3_CANT_RECONNECT 0x030008 /* Could not reconnect inode */ |
399 | #define PR_3_ERR_FIND_LPF 0x030009 /* Error while trying to find /lost+found */ |
400 | #define PR_3_ERR_LPF_NEW_BLOCK 0x03000A /* Error in ext2fs_new_block while creating /lost+found */ |
401 | #define PR_3_ERR_LPF_NEW_INODE 0x03000B /* Error in ext2fs_new_inode while creating /lost+found */ |
402 | #define PR_3_ERR_LPF_NEW_DIR_BLOCK 0x03000C /* Error in ext2fs_new_dir_block while creating /lost+found */ |
403 | #define PR_3_ERR_LPF_WRITE_BLOCK 0x03000D /* Error while writing directory block for /lost+found */ |
404 | #define PR_3_ADJUST_INODE 0x03000E /* Error while adjusting inode count */ |
405 | #define PR_3_FIX_PARENT_ERR 0x03000F /* Couldn't fix parent directory -- error */ |
406 | #define PR_3_FIX_PARENT_NOFIND 0x030010 /* Couldn't fix parent directory -- couldn't find it */ |
407 | #define PR_3_ALLOCATE_IBITMAP_ERROR 0x030011 /* Error allocating inode bitmap */ |
408 | #define PR_3_CREATE_ROOT_ERROR 0x030012 /* Error creating root directory */ |
409 | #define PR_3_CREATE_LPF_ERROR 0x030013 /* Error creating lost and found directory */ |
410 | #define PR_3_ROOT_NOT_DIR_ABORT 0x030014 /* Root inode is not directory; aborting */ |
411 | #define PR_3_NO_ROOT_INODE_ABORT 0x030015 /* Cannot proceed without a root inode. */ |
412 | #define PR_3_NO_DIRINFO 0x030016 /* Internal error: couldn't find dir_info */ |
413 | #define PR_3_LPF_NOTDIR 0x030017 /* Lost+found is not a directory */ |
414 | |
415 | /* |
416 | * Pass 3a --- rehashing diretories |
417 | */ |
418 | #define PR_3A_PASS_HEADER 0x031000 /* Pass 3a: Reindexing directories */ |
419 | #define PR_3A_OPTIMIZE_ITER 0x031001 /* Error iterating over directories */ |
420 | #define PR_3A_OPTIMIZE_DIR_ERR 0x031002 /* Error rehash directory */ |
421 | #define PR_3A_OPTIMIZE_DIR_HEADER 0x031003 /* Rehashing dir header */ |
422 | #define PR_3A_OPTIMIZE_DIR 0x031004 /* Rehashing directory %d */ |
423 | #define PR_3A_OPTIMIZE_DIR_END 0x031005 /* Rehashing dir end */ |
424 | |
425 | /* |
426 | * Pass 4 errors |
427 | */ |
428 | |
429 | #define PR_4_PASS_HEADER 0x040000 /* Pass 4: Checking reference counts */ |
430 | #define PR_4_ZERO_LEN_INODE 0x040001 /* Unattached zero-length inode */ |
431 | #define PR_4_UNATTACHED_INODE 0x040002 /* Unattached inode */ |
432 | #define PR_4_BAD_REF_COUNT 0x040003 /* Inode ref count wrong */ |
433 | #define PR_4_INCONSISTENT_COUNT 0x040004 /* Inconsistent inode count information cached */ |
434 | |
435 | /* |
436 | * Pass 5 errors |
437 | */ |
438 | |
439 | #define PR_5_PASS_HEADER 0x050000 /* Pass 5: Checking group summary information */ |
440 | #define PR_5_INODE_BMAP_PADDING 0x050001 /* Padding at end of inode bitmap is not set. */ |
441 | #define PR_5_BLOCK_BMAP_PADDING 0x050002 /* Padding at end of block bitmap is not set. */ |
442 | #define PR_5_BLOCK_BITMAP_HEADER 0x050003 /* Block bitmap differences header */ |
443 | #define PR_5_BLOCK_UNUSED 0x050004 /* Block not used, but marked in bitmap */ |
444 | #define PR_5_BLOCK_USED 0x050005 /* Block used, but not marked used in bitmap */ |
445 | #define PR_5_BLOCK_BITMAP_END 0x050006 /* Block bitmap differences end */ |
446 | #define PR_5_INODE_BITMAP_HEADER 0x050007 /* Inode bitmap differences header */ |
447 | #define PR_5_INODE_UNUSED 0x050008 /* Inode not used, but marked in bitmap */ |
448 | #define PR_5_INODE_USED 0x050009 /* Inode used, but not marked used in bitmap */ |
449 | #define PR_5_INODE_BITMAP_END 0x05000A /* Inode bitmap differences end */ |
450 | #define PR_5_FREE_INODE_COUNT_GROUP 0x05000B /* Free inodes count for group wrong */ |
451 | #define PR_5_FREE_DIR_COUNT_GROUP 0x05000C /* Directories count for group wrong */ |
452 | #define PR_5_FREE_INODE_COUNT 0x05000D /* Free inodes count wrong */ |
453 | #define PR_5_FREE_BLOCK_COUNT_GROUP 0x05000E /* Free blocks count for group wrong */ |
454 | #define PR_5_FREE_BLOCK_COUNT 0x05000F /* Free blocks count wrong */ |
455 | #define PR_5_BMAP_ENDPOINTS 0x050010 /* Programming error: bitmap endpoints don't match */ |
456 | #define PR_5_FUDGE_BITMAP_ERROR 0x050011 /* Internal error: fudging end of bitmap */ |
457 | #define PR_5_COPY_IBITMAP_ERROR 0x050012 /* Error copying in replacement inode bitmap */ |
458 | #define PR_5_COPY_BBITMAP_ERROR 0x050013 /* Error copying in replacement block bitmap */ |
459 | #define PR_5_BLOCK_RANGE_UNUSED 0x050014 /* Block range not used, but marked in bitmap */ |
460 | #define PR_5_BLOCK_RANGE_USED 0x050015 /* Block range used, but not marked used in bitmap */ |
461 | #define PR_5_INODE_RANGE_UNUSED 0x050016 /* Inode range not used, but marked in bitmap */ |
462 | #define PR_5_INODE_RANGE_USED 0x050017 /* Inode rangeused, but not marked used in bitmap */ |
463 | |
464 | |
465 | /* |
466 | * The directory information structure; stores directory information |
467 | * collected in earlier passes, to avoid disk i/o in fetching the |
468 | * directory information. |
469 | */ |
470 | struct dir_info { |
471 | ext2_ino_t ino; /* Inode number */ |
472 | ext2_ino_t dotdot; /* Parent according to '..' */ |
473 | ext2_ino_t parent; /* Parent according to treewalk */ |
474 | }; |
475 | |
476 | |
477 | |
478 | /* |
479 | * The indexed directory information structure; stores information for |
480 | * directories which contain a hash tree index. |
481 | */ |
482 | struct dx_dir_info { |
483 | ext2_ino_t ino; /* Inode number */ |
484 | int numblocks; /* number of blocks */ |
485 | int hashversion; |
486 | short depth; /* depth of tree */ |
487 | struct dx_dirblock_info *dx_block; /* Array of size numblocks */ |
488 | }; |
489 | |
490 | /* |
491 | * Define the extended attribute refcount structure |
492 | */ |
493 | typedef struct ea_refcount *ext2_refcount_t; |
494 | |
495 | struct e2fsck_struct { |
496 | ext2_filsys fs; |
497 | const char *program_name; |
498 | char *filesystem_name; |
499 | char *device_name; |
500 | char *io_options; |
501 | int flags; /* E2fsck internal flags */ |
502 | int options; |
503 | blk_t use_superblock; /* sb requested by user */ |
504 | blk_t superblock; /* sb used to open fs */ |
505 | int blocksize; /* blocksize */ |
506 | blk_t num_blocks; /* Total number of blocks */ |
507 | int mount_flags; |
508 | blkid_cache blkid; /* blkid cache */ |
509 | |
510 | jmp_buf abort_loc; |
511 | |
512 | unsigned long abort_code; |
513 | |
514 | int (*progress)(e2fsck_t ctx, int pass, unsigned long cur, |
515 | unsigned long max); |
516 | |
517 | ext2fs_inode_bitmap inode_used_map; /* Inodes which are in use */ |
518 | ext2fs_inode_bitmap inode_bad_map; /* Inodes which are bad somehow */ |
519 | ext2fs_inode_bitmap inode_dir_map; /* Inodes which are directories */ |
520 | ext2fs_inode_bitmap inode_imagic_map; /* AFS inodes */ |
521 | ext2fs_inode_bitmap inode_reg_map; /* Inodes which are regular files*/ |
522 | |
523 | ext2fs_block_bitmap block_found_map; /* Blocks which are in use */ |
524 | ext2fs_block_bitmap block_dup_map; /* Blks referenced more than once */ |
525 | ext2fs_block_bitmap block_ea_map; /* Blocks which are used by EA's */ |
526 | |
527 | /* |
528 | * Inode count arrays |
529 | */ |
530 | ext2_icount_t inode_count; |
531 | ext2_icount_t inode_link_info; |
532 | |
533 | ext2_refcount_t refcount; |
534 | ext2_refcount_t refcount_extra; |
535 | |
536 | /* |
537 | * Array of flags indicating whether an inode bitmap, block |
538 | * bitmap, or inode table is invalid |
539 | */ |
540 | int *invalid_inode_bitmap_flag; |
541 | int *invalid_block_bitmap_flag; |
542 | int *invalid_inode_table_flag; |
543 | int invalid_bitmaps; /* There are invalid bitmaps/itable */ |
544 | |
545 | /* |
546 | * Block buffer |
547 | */ |
548 | char *block_buf; |
549 | |
550 | /* |
551 | * For pass1_check_directory and pass1_get_blocks |
552 | */ |
553 | ext2_ino_t stashed_ino; |
554 | struct ext2_inode *stashed_inode; |
555 | |
556 | /* |
557 | * Location of the lost and found directory |
558 | */ |
559 | ext2_ino_t lost_and_found; |
560 | int bad_lost_and_found; |
561 | |
562 | /* |
563 | * Directory information |
564 | */ |
565 | int dir_info_count; |
566 | int dir_info_size; |
567 | struct dir_info *dir_info; |
568 | |
569 | /* |
570 | * Indexed directory information |
571 | */ |
572 | int dx_dir_info_count; |
573 | int dx_dir_info_size; |
574 | struct dx_dir_info *dx_dir_info; |
575 | |
576 | /* |
577 | * Directories to hash |
578 | */ |
579 | ext2_u32_list dirs_to_hash; |
580 | |
581 | /* |
582 | * Tuning parameters |
583 | */ |
584 | int process_inode_size; |
585 | int inode_buffer_blocks; |
586 | |
587 | /* |
588 | * ext3 journal support |
589 | */ |
590 | io_channel journal_io; |
591 | char *journal_name; |
592 | |
593 | /* |
594 | * How we display the progress update (for unix) |
595 | */ |
596 | int progress_fd; |
597 | int progress_pos; |
598 | int progress_last_percent; |
599 | unsigned int progress_last_time; |
600 | int interactive; /* Are we connected directly to a tty? */ |
601 | char start_meta[2], stop_meta[2]; |
602 | |
603 | /* File counts */ |
604 | int fs_directory_count; |
605 | int fs_regular_count; |
606 | int fs_blockdev_count; |
607 | int fs_chardev_count; |
608 | int fs_links_count; |
609 | int fs_symlinks_count; |
610 | int fs_fast_symlinks_count; |
611 | int fs_fifo_count; |
612 | int fs_total_count; |
613 | int fs_sockets_count; |
614 | int fs_ind_count; |
615 | int fs_dind_count; |
616 | int fs_tind_count; |
617 | int fs_fragmented; |
618 | int large_files; |
619 | int fs_ext_attr_inodes; |
620 | int fs_ext_attr_blocks; |
621 | |
622 | int ext_attr_ver; |
623 | |
624 | /* |
625 | * For the use of callers of the e2fsck functions; not used by |
626 | * e2fsck functions themselves. |
627 | */ |
628 | void *priv_data; |
629 | }; |
630 | |
631 | |
632 | #define tid_gt(x, y) ((x - y) > 0) |
633 | |
634 | static inline int tid_geq(tid_t x, tid_t y) |
635 | { |
636 | int difference = (x - y); |
637 | return (difference >= 0); |
638 | } |
639 |