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