fsck.h revision 248658
11558Srgrimes/* 298542Smckusick * Copyright (c) 2002 Networks Associates Technology, Inc. 398542Smckusick * All rights reserved. 498542Smckusick * 598542Smckusick * This software was developed for the FreeBSD Project by Marshall 698542Smckusick * Kirk McKusick and Network Associates Laboratories, the Security 798542Smckusick * Research Division of Network Associates, Inc. under DARPA/SPAWAR 898542Smckusick * contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA CHATS 9110884Smckusick * research program. 1098542Smckusick * 11136721Srwatson * Redistribution and use in source and binary forms, with or without 12136721Srwatson * modification, are permitted provided that the following conditions 13136721Srwatson * are met: 14136721Srwatson * 1. Redistributions of source code must retain the above copyright 15136721Srwatson * notice, this list of conditions and the following disclaimer. 16136721Srwatson * 2. Redistributions in binary form must reproduce the above copyright 17136721Srwatson * notice, this list of conditions and the following disclaimer in the 18136721Srwatson * documentation and/or other materials provided with the distribution. 19136721Srwatson * 20136721Srwatson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21136721Srwatson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22136721Srwatson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23136721Srwatson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24136721Srwatson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25136721Srwatson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26136721Srwatson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27136721Srwatson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28136721Srwatson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29136721Srwatson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30136721Srwatson * SUCH DAMAGE. 31136721Srwatson * 321558Srgrimes * Copyright (c) 1980, 1986, 1993 331558Srgrimes * The Regents of the University of California. All rights reserved. 341558Srgrimes * 351558Srgrimes * Redistribution and use in source and binary forms, with or without 361558Srgrimes * modification, are permitted provided that the following conditions 371558Srgrimes * are met: 381558Srgrimes * 1. Redistributions of source code must retain the above copyright 391558Srgrimes * notice, this list of conditions and the following disclaimer. 401558Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 411558Srgrimes * notice, this list of conditions and the following disclaimer in the 421558Srgrimes * documentation and/or other materials provided with the distribution. 431558Srgrimes * 4. Neither the name of the University nor the names of its contributors 441558Srgrimes * may be used to endorse or promote products derived from this software 451558Srgrimes * without specific prior written permission. 461558Srgrimes * 471558Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 481558Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 491558Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 501558Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 511558Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 521558Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 531558Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 541558Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 551558Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 561558Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 571558Srgrimes * SUCH DAMAGE. 581558Srgrimes * 5923675Speter * @(#)fsck.h 8.4 (Berkeley) 5/9/95 6055724Speter * $FreeBSD: head/sbin/fsck_ffs/fsck.h 248658 2013-03-23 20:00:02Z mckusick $ 611558Srgrimes */ 621558Srgrimes 63207143Spjd#ifndef _FSCK_H_ 64207143Spjd#define _FSCK_H_ 65207143Spjd 6623675Speter#include <unistd.h> 6723675Speter#include <stdlib.h> 6823675Speter#include <stdio.h> 6923675Speter 70246812Smckusick#include <sys/queue.h> 71246812Smckusick 721558Srgrimes#define MAXDUP 10 /* limit on dup blks (per inode) */ 731558Srgrimes#define MAXBAD 10 /* limit on bad blks (per inode) */ 74246812Smckusick#define MINBUFS 10 /* minimum number of buffers required */ 75246812Smckusick#define MAXBUFS 40 /* maximum space to allocate to buffers */ 76246812Smckusick#define INOBUFSIZE 64*1024 /* size of buffer to read inodes in pass1 */ 771558Srgrimes 7898542Smckusickunion dinode { 7998542Smckusick struct ufs1_dinode dp1; 8098542Smckusick struct ufs2_dinode dp2; 8198542Smckusick}; 8298542Smckusick#define DIP(dp, field) \ 8398542Smckusick ((sblock.fs_magic == FS_UFS1_MAGIC) ? \ 8498542Smckusick (dp)->dp1.field : (dp)->dp2.field) 8598542Smckusick 86134589Sscottl#define DIP_SET(dp, field, val) do { \ 87134589Sscottl if (sblock.fs_magic == FS_UFS1_MAGIC) \ 88134589Sscottl (dp)->dp1.field = (val); \ 89134589Sscottl else \ 90134589Sscottl (dp)->dp2.field = (val); \ 91134589Sscottl } while (0) 92134589Sscottl 9341474Sjulian/* 94102231Strhodes * Each inode on the file system is described by the following structure. 9541474Sjulian * The linkcnt is initially set to the value in the inode. Each time it 9641474Sjulian * is found during the descent in passes 2, 3, and 4 the count is 9741474Sjulian * decremented. Any inodes whose count is non-zero after pass 4 needs to 9841474Sjulian * have its link count adjusted by the value remaining in ino_linkcnt. 9941474Sjulian */ 10041474Sjulianstruct inostat { 10141474Sjulian char ino_state; /* state of inode, see below */ 10241474Sjulian char ino_type; /* type of inode */ 10341474Sjulian short ino_linkcnt; /* number of links not found */ 10441474Sjulian}; 10541474Sjulian/* 10641474Sjulian * Inode states. 10741474Sjulian */ 108136281Struckman#define USTATE 0x1 /* inode not allocated */ 109136281Struckman#define FSTATE 0x2 /* inode is file */ 110136281Struckman#define FZLINK 0x3 /* inode is file with a link count of zero */ 111136281Struckman#define DSTATE 0x4 /* inode is directory */ 112136281Struckman#define DZLINK 0x5 /* inode is directory with a zero link count */ 113136281Struckman#define DFOUND 0x6 /* directory found during descent */ 114136281Struckman/* 0x7 UNUSED - see S_IS_DVALID() definition */ 115136281Struckman#define DCLEAR 0x8 /* directory is to be cleared */ 116136281Struckman#define FCLEAR 0x9 /* file is to be cleared */ 117136281Struckman/* DUNFOUND === (state == DSTATE || state == DZLINK) */ 118136281Struckman#define S_IS_DUNFOUND(state) (((state) & ~0x1) == DSTATE) 119136281Struckman/* DVALID === (state == DSTATE || state == DZLINK || state == DFOUND) */ 120136281Struckman#define S_IS_DVALID(state) (((state) & ~0x3) == DSTATE) 121136281Struckman#define INO_IS_DUNFOUND(ino) S_IS_DUNFOUND(inoinfo(ino)->ino_state) 122136281Struckman#define INO_IS_DVALID(ino) S_IS_DVALID(inoinfo(ino)->ino_state) 12341474Sjulian/* 12441474Sjulian * Inode state information is contained on per cylinder group lists 12541474Sjulian * which are described by the following structure. 12641474Sjulian */ 12741474Sjulianstruct inostatlist { 12841474Sjulian long il_numalloced; /* number of inodes allocated in this cg */ 12941474Sjulian struct inostat *il_stat;/* inostat info for this cylinder group */ 13041474Sjulian} *inostathead; 1311558Srgrimes 1321558Srgrimes/* 1331558Srgrimes * buffer cache structure. 1341558Srgrimes */ 1351558Srgrimesstruct bufarea { 136246812Smckusick TAILQ_ENTRY(bufarea) b_list; /* buffer list */ 13798542Smckusick ufs2_daddr_t b_bno; 13823675Speter int b_size; 13923675Speter int b_errs; 14023675Speter int b_flags; 141247212Smckusick int b_type; 1421558Srgrimes union { 14323675Speter char *b_buf; /* buffer space */ 14498542Smckusick ufs1_daddr_t *b_indir1; /* UFS1 indirect block */ 14598542Smckusick ufs2_daddr_t *b_indir2; /* UFS2 indirect block */ 14623675Speter struct fs *b_fs; /* super block */ 14723675Speter struct cg *b_cg; /* cylinder group */ 14898542Smckusick struct ufs1_dinode *b_dinode1; /* UFS1 inode block */ 14998542Smckusick struct ufs2_dinode *b_dinode2; /* UFS2 inode block */ 1501558Srgrimes } b_un; 15123675Speter char b_dirty; 1521558Srgrimes}; 153134589Sscottl 15498542Smckusick#define IBLK(bp, i) \ 15598542Smckusick ((sblock.fs_magic == FS_UFS1_MAGIC) ? \ 15698542Smckusick (bp)->b_un.b_indir1[i] : (bp)->b_un.b_indir2[i]) 1571558Srgrimes 158134589Sscottl#define IBLK_SET(bp, i, val) do { \ 159134589Sscottl if (sblock.fs_magic == FS_UFS1_MAGIC) \ 160134589Sscottl (bp)->b_un.b_indir1[i] = (val); \ 161134589Sscottl else \ 162134589Sscottl (bp)->b_un.b_indir2[i] = (val); \ 163134589Sscottl } while (0) 164134589Sscottl 165246812Smckusick/* 166246812Smckusick * Buffer flags 167246812Smckusick */ 168246812Smckusick#define B_INUSE 0x00000001 /* Buffer is in use */ 169247212Smckusick/* 170247212Smckusick * Type of data in buffer 171247212Smckusick */ 172247212Smckusick#define BT_UNKNOWN 0 /* Buffer holds a superblock */ 173247212Smckusick#define BT_SUPERBLK 1 /* Buffer holds a superblock */ 174247212Smckusick#define BT_CYLGRP 2 /* Buffer holds a cylinder group map */ 175247212Smckusick#define BT_LEVEL1 3 /* Buffer holds single level indirect */ 176247212Smckusick#define BT_LEVEL2 4 /* Buffer holds double level indirect */ 177247212Smckusick#define BT_LEVEL3 5 /* Buffer holds triple level indirect */ 178247212Smckusick#define BT_EXTATTR 6 /* Buffer holds external attribute data */ 179247212Smckusick#define BT_INODES 7 /* Buffer holds external attribute data */ 180247212Smckusick#define BT_DIRDATA 8 /* Buffer holds directory data */ 181247212Smckusick#define BT_DATA 9 /* Buffer holds user data */ 182247212Smckusick#define BT_NUMBUFTYPES 10 183247212Smckusick#define BT_NAMES { \ 184247212Smckusick "unknown", \ 185247212Smckusick "Superblock", \ 186247212Smckusick "Cylinder Group", \ 187247212Smckusick "Single Level Indirect", \ 188247212Smckusick "Double Level Indirect", \ 189247212Smckusick "Triple Level Indirect", \ 190247212Smckusick "External Attribute", \ 191247212Smckusick "Inode Block", \ 192247212Smckusick "Directory Contents", \ 193247212Smckusick "User Data" } 194247212Smckusicklong readcnt[BT_NUMBUFTYPES]; 195247212Smckusicklong totalreadcnt[BT_NUMBUFTYPES]; 196247212Smckusickstruct timespec readtime[BT_NUMBUFTYPES]; 197247212Smckusickstruct timespec totalreadtime[BT_NUMBUFTYPES]; 198247212Smckusickstruct timespec startprog; 1991558Srgrimes 200102231Strhodesstruct bufarea sblk; /* file system superblock */ 2011558Srgrimesstruct bufarea *pdirbp; /* current directory contents */ 2021558Srgrimesstruct bufarea *pbp; /* current inode block */ 2031558Srgrimes 20486514Siedowse#define dirty(bp) do { \ 20574556Smckusick if (fswritefd < 0) \ 20674556Smckusick pfatal("SETTING DIRTY FLAG IN READ_ONLY MODE\n"); \ 20774556Smckusick else \ 20886514Siedowse (bp)->b_dirty = 1; \ 20986514Siedowse} while (0) 210247212Smckusick#define initbarea(bp, type) do { \ 2111558Srgrimes (bp)->b_dirty = 0; \ 21298542Smckusick (bp)->b_bno = (ufs2_daddr_t)-1; \ 21386514Siedowse (bp)->b_flags = 0; \ 214247212Smckusick (bp)->b_type = type; \ 21586514Siedowse} while (0) 2161558Srgrimes 21774556Smckusick#define sbdirty() dirty(&sblk) 2181558Srgrimes#define sblock (*sblk.b_un.b_fs) 2191558Srgrimes 2201558Srgrimesenum fixstate {DONTKNOW, NOFIX, FIX, IGNORE}; 22162668Smckusickino_t cursnapshot; 2221558Srgrimes 2231558Srgrimesstruct inodesc { 2241558Srgrimes enum fixstate id_fix; /* policy on fixing errors */ 225100935Sphk int (*id_func)(struct inodesc *); 226100935Sphk /* function to be applied to blocks of inode */ 2271558Srgrimes ino_t id_number; /* inode number described */ 2281558Srgrimes ino_t id_parent; /* for DATA nodes, their parent */ 22998542Smckusick ufs_lbn_t id_lbn; /* logical block number of current block */ 23098542Smckusick ufs2_daddr_t id_blkno; /* current block number being examined */ 2311558Srgrimes int id_numfrags; /* number of frags contained in block */ 23298542Smckusick off_t id_filesize; /* for DATA nodes, the size of the directory */ 23398542Smckusick ufs2_daddr_t id_entryno;/* for DATA nodes, current entry number */ 2341558Srgrimes int id_loc; /* for DATA nodes, current location in dir */ 2351558Srgrimes struct direct *id_dirp; /* for DATA nodes, ptr to current entry */ 2361558Srgrimes char *id_name; /* for DATA nodes, name to find or enter */ 2371558Srgrimes char id_type; /* type of descriptor, DATA or ADDR */ 2381558Srgrimes}; 2391558Srgrimes/* file types */ 24062668Smckusick#define DATA 1 /* a directory */ 24162668Smckusick#define SNAP 2 /* a snapshot */ 24262668Smckusick#define ADDR 3 /* anything but a directory or a snapshot */ 2431558Srgrimes 2441558Srgrimes/* 2451558Srgrimes * Linked list of duplicate blocks. 2468871Srgrimes * 2471558Srgrimes * The list is composed of two parts. The first part of the 2481558Srgrimes * list (from duplist through the node pointed to by muldup) 2498871Srgrimes * contains a single copy of each duplicate block that has been 2501558Srgrimes * found. The second part of the list (from muldup to the end) 2511558Srgrimes * contains duplicate blocks that have been found more than once. 2521558Srgrimes * To check if a block has been found as a duplicate it is only 2538871Srgrimes * necessary to search from duplist through muldup. To find the 2541558Srgrimes * total number of times that a block has been found as a duplicate 255229778Suqs * the entire list must be searched for occurrences of the block 2561558Srgrimes * in question. The following diagram shows a sample list where 2571558Srgrimes * w (found twice), x (found once), y (found three times), and z 2581558Srgrimes * (found once) are duplicate block numbers: 2591558Srgrimes * 2601558Srgrimes * w -> y -> x -> z -> y -> w -> y 2611558Srgrimes * ^ ^ 2621558Srgrimes * | | 2631558Srgrimes * duplist muldup 2641558Srgrimes */ 2651558Srgrimesstruct dups { 2661558Srgrimes struct dups *next; 26798542Smckusick ufs2_daddr_t dup; 2681558Srgrimes}; 2691558Srgrimesstruct dups *duplist; /* head of dup list */ 2701558Srgrimesstruct dups *muldup; /* end of unique duplicate dup block numbers */ 2711558Srgrimes 2721558Srgrimes/* 2731558Srgrimes * Inode cache data structures. 2741558Srgrimes */ 2751558Srgrimesstruct inoinfo { 2761558Srgrimes struct inoinfo *i_nexthash; /* next entry in hash chain */ 2771558Srgrimes ino_t i_number; /* inode number of this entry */ 2781558Srgrimes ino_t i_parent; /* inode number of parent */ 2791558Srgrimes ino_t i_dotdot; /* inode number of `..' */ 2801558Srgrimes size_t i_isize; /* size of inode */ 2811558Srgrimes u_int i_numblks; /* size of block array in bytes */ 28298542Smckusick ufs2_daddr_t i_blks[1]; /* actually longer */ 2831558Srgrimes} **inphead, **inpsort; 28457573Smckusicklong numdirs, dirhash, listmax, inplast; 28541474Sjulianlong countdirs; /* number of directories we actually found */ 2861558Srgrimes 28774556Smckusick#define MIBSIZE 3 /* size of fsck sysctl MIBs */ 28874556Smckusickint adjrefcnt[MIBSIZE]; /* MIB command to adjust inode reference cnt */ 28974556Smckusickint adjblkcnt[MIBSIZE]; /* MIB command to adjust inode block count */ 290142123Sdelphijint adjndir[MIBSIZE]; /* MIB command to adjust number of directories */ 291142123Sdelphijint adjnbfree[MIBSIZE]; /* MIB command to adjust number of free blocks */ 292142123Sdelphijint adjnifree[MIBSIZE]; /* MIB command to adjust number of free inodes */ 293142123Sdelphijint adjnffree[MIBSIZE]; /* MIB command to adjust number of free frags */ 294142123Sdelphijint adjnumclusters[MIBSIZE]; /* MIB command to adjust number of free clusters */ 29574556Smckusickint freefiles[MIBSIZE]; /* MIB command to free a set of files */ 29674556Smckusickint freedirs[MIBSIZE]; /* MIB command to free a set of directories */ 29774556Smckusickint freeblks[MIBSIZE]; /* MIB command to free a set of data blocks */ 298102231Strhodesstruct fsck_cmd cmd; /* sysctl file system update commands */ 29974556Smckusickchar snapname[BUFSIZ]; /* when doing snapshots, the name of the file */ 3001558Srgrimeschar *cdevname; /* name of device being checked */ 3011558Srgrimeslong dev_bsize; /* computed value of DEV_BSIZE */ 3021558Srgrimeslong secsize; /* actual disk sector size */ 303228751Skibu_int real_dev_bsize; /* actual disk sector size, not overriden */ 3041558Srgrimeschar nflag; /* assume a no response */ 3051558Srgrimeschar yflag; /* assume a yes response */ 30674556Smckusickint bkgrdflag; /* use a snapshot to run on an active system */ 3071558Srgrimesint bflag; /* location of alternate super block */ 3081558Srgrimesint debug; /* output debugging info */ 309221233Sdesint Eflag; /* zero out empty data blocks */ 310188110Smckusickint inoopt; /* trim out unused inodes */ 311187931Sobrienchar ckclean; /* only do work if not cleanly unmounted */ 312102231Strhodesint cvtlevel; /* convert to newer file system format */ 31375927Smckusickint bkgrdcheck; /* determine if background check is possible */ 314143235Sdelphijint bkgrdsumadj; /* whether the kernel have ability to adjust superblock summary */ 31534266Sjulianchar usedsoftdep; /* just fix soft dependency inconsistencies */ 31641474Sjulianchar preen; /* just fix normal inconsistencies */ 31741474Sjulianchar rerun; /* rerun fsck. Only used in non-preen mode */ 31841474Sjulianint returntosingle; /* 1 => return to single user mode on exit */ 31934266Sjulianchar resolved; /* cleared if unresolved changes => not clean */ 3201558Srgrimeschar havesb; /* superblock has been read */ 321102231Strhodeschar skipclean; /* skip clean file systems if preening */ 322102231Strhodesint fsmodified; /* 1 => write done to file system */ 323102231Strhodesint fsreadfd; /* file descriptor for reading file system */ 324102231Strhodesint fswritefd; /* file descriptor for writing file system */ 3251558Srgrimes 326102231Strhodesufs2_daddr_t maxfsblock; /* number of blocks in the file system */ 3271558Srgrimeschar *blockmap; /* ptr to primary blk allocation map */ 328102231Strhodesino_t maxino; /* number of inodes in file system */ 3291558Srgrimes 3301558Srgrimesino_t lfdir; /* lost & found directory inode number */ 331100935Sphkconst char *lfname; /* lost & found directory name */ 3321558Srgrimesint lfmode; /* lost & found directory creation mode */ 3331558Srgrimes 33498542Smckusickufs2_daddr_t n_blks; /* number of blocks in use */ 33598542Smckusickino_t n_files; /* number of files in use */ 3361558Srgrimes 337193325Slulfvolatile sig_atomic_t got_siginfo; /* received a SIGINFO */ 338193325Slulfvolatile sig_atomic_t got_sigalarm; /* received a SIGALRM */ 33970050Siedowse 34098542Smckusick#define clearinode(dp) \ 34198542Smckusick if (sblock.fs_magic == FS_UFS1_MAGIC) { \ 34298542Smckusick (dp)->dp1 = ufs1_zino; \ 34398542Smckusick } else { \ 34498542Smckusick (dp)->dp2 = ufs2_zino; \ 34598542Smckusick } 34698542Smckusickstruct ufs1_dinode ufs1_zino; 34798542Smckusickstruct ufs2_dinode ufs2_zino; 3481558Srgrimes 3491558Srgrimes#define setbmap(blkno) setbit(blockmap, blkno) 3501558Srgrimes#define testbmap(blkno) isset(blockmap, blkno) 3511558Srgrimes#define clrbmap(blkno) clrbit(blockmap, blkno) 3521558Srgrimes 3531558Srgrimes#define STOP 0x01 3541558Srgrimes#define SKIP 0x02 3551558Srgrimes#define KEEPON 0x04 3561558Srgrimes#define ALTERED 0x08 3571558Srgrimes#define FOUND 0x10 3581558Srgrimes 35923675Speter#define EEXIT 8 /* Standard error exit. */ 3607585Sbde 361248658Smckusickint flushentry(void); 362248658Smckusick/* 363248658Smckusick * Wrapper for malloc() that flushes the cylinder group cache to try 364248658Smckusick * to get space. 365248658Smckusick */ 366248658Smckusickstatic inline void* 367248658SmckusickMalloc(int size) 368248658Smckusick{ 369248658Smckusick void *retval; 370248658Smckusick 371248658Smckusick while ((retval = malloc(size)) == NULL) 372248658Smckusick if (flushentry() == 0) 373248658Smckusick break; 374248658Smckusick return (retval); 375248658Smckusick} 376248658Smckusick 377248658Smckusick/* 378248658Smckusick * Wrapper for calloc() that flushes the cylinder group cache to try 379248658Smckusick * to get space. 380248658Smckusick */ 381248658Smckusickstatic inline void* 382248658SmckusickCalloc(int cnt, int size) 383248658Smckusick{ 384248658Smckusick void *retval; 385248658Smckusick 386248658Smckusick while ((retval = calloc(cnt, size)) == NULL) 387248658Smckusick if (flushentry() == 0) 388248658Smckusick break; 389248658Smckusick return (retval); 390248658Smckusick} 391248658Smckusick 39223675Speterstruct fstab; 3937585Sbde 39441474Sjulian 39592839Simpvoid adjust(struct inodesc *, int lcnt); 39698542Smckusickufs2_daddr_t allocblk(long frags); 39792839Simpino_t allocdir(ino_t parent, ino_t request, int mode); 39892839Simpino_t allocino(ino_t request, int type); 399100935Sphkvoid blkerror(ino_t ino, const char *type, ufs2_daddr_t blk); 40092839Simpchar *blockcheck(char *name); 401163845Spjdint blread(int fd, char *buf, ufs2_daddr_t blk, long size); 40292839Simpvoid bufinit(void); 403240406Sobrienvoid blwrite(int fd, char *buf, ufs2_daddr_t blk, ssize_t size); 404221233Sdesvoid blerase(int fd, ufs2_daddr_t blk, long size); 40598542Smckusickvoid cacheino(union dinode *dp, ino_t inumber); 40692839Simpvoid catch(int); 40792839Simpvoid catchquit(int); 408100935Sphkint changeino(ino_t dir, const char *name, ino_t newnum); 409248658Smckusickint check_cgmagic(int cg, struct bufarea *cgbp); 41098542Smckusickint chkrange(ufs2_daddr_t blk, int cnt); 41192839Simpvoid ckfini(int markclean); 41298542Smckusickint ckinode(union dinode *dp, struct inodesc *); 413100935Sphkvoid clri(struct inodesc *, const char *type, int flag); 41492839Simpint clearentry(struct inodesc *); 415100935Sphkvoid direrror(ino_t ino, const char *errmesg); 41692839Simpint dirscan(struct inodesc *); 417100935Sphkint dofix(struct inodesc *, const char *msg); 418103398Sphkint eascan(struct inodesc *, struct ufs2_dinode *dp); 419100935Sphkvoid fileerror(ino_t cwd, ino_t ino, const char *errmesg); 420247212Smckusickvoid finalIOstats(void); 42192839Simpint findino(struct inodesc *); 42292839Simpint findname(struct inodesc *); 42392839Simpvoid flush(int fd, struct bufarea *bp); 42498542Smckusickvoid freeblk(ufs2_daddr_t blkno, long frags); 42592839Simpvoid freeino(ino_t ino); 42692839Simpvoid freeinodebuf(void); 42798542Smckusickint ftypeok(union dinode *dp); 42898542Smckusickvoid getblk(struct bufarea *bp, ufs2_daddr_t blk, long size); 429248658Smckusickstruct bufarea *cgget(int cg); 430247212Smckusickstruct bufarea *getdatablk(ufs2_daddr_t blkno, long size, int type); 43192839Simpstruct inoinfo *getinoinfo(ino_t inumber); 432188110Smckusickunion dinode *getnextinode(ino_t inumber, int rebuildcg); 43392839Simpvoid getpathname(char *namebuf, ino_t curdir, ino_t ino); 43498542Smckusickunion dinode *ginode(ino_t inumber); 43592839Simpvoid infohandler(int sig); 436126345Sscottlvoid alarmhandler(int sig); 43792839Simpvoid inocleanup(void); 43892839Simpvoid inodirty(void); 43992839Simpstruct inostat *inoinfo(ino_t inum); 440247212Smckusickvoid IOstats(char *what); 44192839Simpint linkup(ino_t orphan, ino_t parentdir, char *name); 442100935Sphkint makeentry(ino_t parent, ino_t ino, const char *name); 44392839Simpvoid panic(const char *fmt, ...) __printflike(1, 2); 44492839Simpvoid pass1(void); 44592839Simpvoid pass1b(void); 44692839Simpint pass1check(struct inodesc *); 44792839Simpvoid pass2(void); 44892839Simpvoid pass3(void); 44992839Simpvoid pass4(void); 45092839Simpint pass4check(struct inodesc *); 45192839Simpvoid pass5(void); 45292839Simpvoid pfatal(const char *fmt, ...) __printflike(1, 2); 45392839Simpvoid pinode(ino_t ino); 45492839Simpvoid propagate(void); 45592839Simpvoid pwarn(const char *fmt, ...) __printflike(1, 2); 45692839Simpint readsb(int listerr); 457100935Sphkint reply(const char *question); 458100935Sphkvoid rwerror(const char *mesg, ufs2_daddr_t blk); 45992839Simpvoid sblock_init(void); 46092839Simpvoid setinodebuf(ino_t); 46192839Simpint setup(char *dev); 462163845Spjdvoid gjournal_check(const char *filesys); 463207141Sjeffint suj_check(const char *filesys); 464224059Smckusickvoid update_maps(struct cg *, struct cg*, int); 465207143Spjd 466207143Spjd#endif /* !_FSCK_H_ */ 467