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 * $FreeBSD$ 611558Srgrimes */ 621558Srgrimes 63207143Spjd#ifndef _FSCK_H_ 64207143Spjd#define _FSCK_H_ 65207143Spjd 6623675Speter#include <unistd.h> 6723675Speter#include <stdlib.h> 6823675Speter#include <stdio.h> 6923675Speter 70248628Smckusick#include <sys/queue.h> 71248628Smckusick 721558Srgrimes#define MAXDUP 10 /* limit on dup blks (per inode) */ 731558Srgrimes#define MAXBAD 10 /* limit on bad blks (per inode) */ 74248628Smckusick#define MINBUFS 10 /* minimum number of buffers required */ 75248628Smckusick#define MAXBUFS 40 /* maximum space to allocate to buffers */ 76248628Smckusick#define INOBUFSIZE 64*1024 /* size of buffer to read inodes in pass1 */ 77253155Sdes#define ZEROBUFSIZE (dev_bsize * 128) /* size of zero buffer used by -Z */ 781558Srgrimes 7998542Smckusickunion dinode { 8098542Smckusick struct ufs1_dinode dp1; 8198542Smckusick struct ufs2_dinode dp2; 8298542Smckusick}; 8398542Smckusick#define DIP(dp, field) \ 8498542Smckusick ((sblock.fs_magic == FS_UFS1_MAGIC) ? \ 8598542Smckusick (dp)->dp1.field : (dp)->dp2.field) 8698542Smckusick 87134589Sscottl#define DIP_SET(dp, field, val) do { \ 88134589Sscottl if (sblock.fs_magic == FS_UFS1_MAGIC) \ 89134589Sscottl (dp)->dp1.field = (val); \ 90134589Sscottl else \ 91134589Sscottl (dp)->dp2.field = (val); \ 92134589Sscottl } while (0) 93134589Sscottl 9441474Sjulian/* 95102231Strhodes * Each inode on the file system is described by the following structure. 9641474Sjulian * The linkcnt is initially set to the value in the inode. Each time it 9741474Sjulian * is found during the descent in passes 2, 3, and 4 the count is 9841474Sjulian * decremented. Any inodes whose count is non-zero after pass 4 needs to 9941474Sjulian * have its link count adjusted by the value remaining in ino_linkcnt. 10041474Sjulian */ 10141474Sjulianstruct inostat { 10241474Sjulian char ino_state; /* state of inode, see below */ 10341474Sjulian char ino_type; /* type of inode */ 10441474Sjulian short ino_linkcnt; /* number of links not found */ 10541474Sjulian}; 10641474Sjulian/* 10741474Sjulian * Inode states. 10841474Sjulian */ 109136281Struckman#define USTATE 0x1 /* inode not allocated */ 110136281Struckman#define FSTATE 0x2 /* inode is file */ 111136281Struckman#define FZLINK 0x3 /* inode is file with a link count of zero */ 112136281Struckman#define DSTATE 0x4 /* inode is directory */ 113136281Struckman#define DZLINK 0x5 /* inode is directory with a zero link count */ 114136281Struckman#define DFOUND 0x6 /* directory found during descent */ 115136281Struckman/* 0x7 UNUSED - see S_IS_DVALID() definition */ 116136281Struckman#define DCLEAR 0x8 /* directory is to be cleared */ 117136281Struckman#define FCLEAR 0x9 /* file is to be cleared */ 118136281Struckman/* DUNFOUND === (state == DSTATE || state == DZLINK) */ 119136281Struckman#define S_IS_DUNFOUND(state) (((state) & ~0x1) == DSTATE) 120136281Struckman/* DVALID === (state == DSTATE || state == DZLINK || state == DFOUND) */ 121136281Struckman#define S_IS_DVALID(state) (((state) & ~0x3) == DSTATE) 122136281Struckman#define INO_IS_DUNFOUND(ino) S_IS_DUNFOUND(inoinfo(ino)->ino_state) 123136281Struckman#define INO_IS_DVALID(ino) S_IS_DVALID(inoinfo(ino)->ino_state) 12441474Sjulian/* 12541474Sjulian * Inode state information is contained on per cylinder group lists 12641474Sjulian * which are described by the following structure. 12741474Sjulian */ 12841474Sjulianstruct inostatlist { 12941474Sjulian long il_numalloced; /* number of inodes allocated in this cg */ 13041474Sjulian struct inostat *il_stat;/* inostat info for this cylinder group */ 13141474Sjulian} *inostathead; 1321558Srgrimes 1331558Srgrimes/* 1341558Srgrimes * buffer cache structure. 1351558Srgrimes */ 1361558Srgrimesstruct bufarea { 137248628Smckusick TAILQ_ENTRY(bufarea) b_list; /* buffer list */ 13898542Smckusick ufs2_daddr_t b_bno; 13923675Speter int b_size; 14023675Speter int b_errs; 14123675Speter int b_flags; 142249788Smckusick int b_type; 1431558Srgrimes union { 14423675Speter char *b_buf; /* buffer space */ 14598542Smckusick ufs1_daddr_t *b_indir1; /* UFS1 indirect block */ 14698542Smckusick ufs2_daddr_t *b_indir2; /* UFS2 indirect block */ 14723675Speter struct fs *b_fs; /* super block */ 14823675Speter struct cg *b_cg; /* cylinder group */ 14998542Smckusick struct ufs1_dinode *b_dinode1; /* UFS1 inode block */ 15098542Smckusick struct ufs2_dinode *b_dinode2; /* UFS2 inode block */ 1511558Srgrimes } b_un; 15223675Speter char b_dirty; 1531558Srgrimes}; 154134589Sscottl 15598542Smckusick#define IBLK(bp, i) \ 15698542Smckusick ((sblock.fs_magic == FS_UFS1_MAGIC) ? \ 15798542Smckusick (bp)->b_un.b_indir1[i] : (bp)->b_un.b_indir2[i]) 1581558Srgrimes 159134589Sscottl#define IBLK_SET(bp, i, val) do { \ 160134589Sscottl if (sblock.fs_magic == FS_UFS1_MAGIC) \ 161134589Sscottl (bp)->b_un.b_indir1[i] = (val); \ 162134589Sscottl else \ 163134589Sscottl (bp)->b_un.b_indir2[i] = (val); \ 164134589Sscottl } while (0) 165134589Sscottl 166248628Smckusick/* 167248628Smckusick * Buffer flags 168248628Smckusick */ 169248628Smckusick#define B_INUSE 0x00000001 /* Buffer is in use */ 170249788Smckusick/* 171249788Smckusick * Type of data in buffer 172249788Smckusick */ 173249788Smckusick#define BT_UNKNOWN 0 /* Buffer holds a superblock */ 174249788Smckusick#define BT_SUPERBLK 1 /* Buffer holds a superblock */ 175249788Smckusick#define BT_CYLGRP 2 /* Buffer holds a cylinder group map */ 176249788Smckusick#define BT_LEVEL1 3 /* Buffer holds single level indirect */ 177249788Smckusick#define BT_LEVEL2 4 /* Buffer holds double level indirect */ 178249788Smckusick#define BT_LEVEL3 5 /* Buffer holds triple level indirect */ 179249788Smckusick#define BT_EXTATTR 6 /* Buffer holds external attribute data */ 180249788Smckusick#define BT_INODES 7 /* Buffer holds external attribute data */ 181249788Smckusick#define BT_DIRDATA 8 /* Buffer holds directory data */ 182249788Smckusick#define BT_DATA 9 /* Buffer holds user data */ 183249788Smckusick#define BT_NUMBUFTYPES 10 184249788Smckusick#define BT_NAMES { \ 185249788Smckusick "unknown", \ 186249788Smckusick "Superblock", \ 187249788Smckusick "Cylinder Group", \ 188249788Smckusick "Single Level Indirect", \ 189249788Smckusick "Double Level Indirect", \ 190249788Smckusick "Triple Level Indirect", \ 191249788Smckusick "External Attribute", \ 192249788Smckusick "Inode Block", \ 193249788Smckusick "Directory Contents", \ 194249788Smckusick "User Data" } 195249788Smckusicklong readcnt[BT_NUMBUFTYPES]; 196249788Smckusicklong totalreadcnt[BT_NUMBUFTYPES]; 197249788Smckusickstruct timespec readtime[BT_NUMBUFTYPES]; 198249788Smckusickstruct timespec totalreadtime[BT_NUMBUFTYPES]; 199249788Smckusickstruct timespec startprog; 2001558Srgrimes 201102231Strhodesstruct bufarea sblk; /* file system superblock */ 2021558Srgrimesstruct bufarea *pdirbp; /* current directory contents */ 2031558Srgrimesstruct bufarea *pbp; /* current inode block */ 2041558Srgrimes 20586514Siedowse#define dirty(bp) do { \ 20674556Smckusick if (fswritefd < 0) \ 20774556Smckusick pfatal("SETTING DIRTY FLAG IN READ_ONLY MODE\n"); \ 20874556Smckusick else \ 20986514Siedowse (bp)->b_dirty = 1; \ 21086514Siedowse} while (0) 211249788Smckusick#define initbarea(bp, type) do { \ 2121558Srgrimes (bp)->b_dirty = 0; \ 21398542Smckusick (bp)->b_bno = (ufs2_daddr_t)-1; \ 21486514Siedowse (bp)->b_flags = 0; \ 215249788Smckusick (bp)->b_type = type; \ 21686514Siedowse} while (0) 2171558Srgrimes 21874556Smckusick#define sbdirty() dirty(&sblk) 2191558Srgrimes#define sblock (*sblk.b_un.b_fs) 2201558Srgrimes 2211558Srgrimesenum fixstate {DONTKNOW, NOFIX, FIX, IGNORE}; 22262668Smckusickino_t cursnapshot; 2231558Srgrimes 2241558Srgrimesstruct inodesc { 2251558Srgrimes enum fixstate id_fix; /* policy on fixing errors */ 226100935Sphk int (*id_func)(struct inodesc *); 227100935Sphk /* function to be applied to blocks of inode */ 2281558Srgrimes ino_t id_number; /* inode number described */ 2291558Srgrimes ino_t id_parent; /* for DATA nodes, their parent */ 23098542Smckusick ufs_lbn_t id_lbn; /* logical block number of current block */ 23198542Smckusick ufs2_daddr_t id_blkno; /* current block number being examined */ 2321558Srgrimes int id_numfrags; /* number of frags contained in block */ 23398542Smckusick off_t id_filesize; /* for DATA nodes, the size of the directory */ 23498542Smckusick ufs2_daddr_t id_entryno;/* for DATA nodes, current entry number */ 2351558Srgrimes int id_loc; /* for DATA nodes, current location in dir */ 2361558Srgrimes struct direct *id_dirp; /* for DATA nodes, ptr to current entry */ 2371558Srgrimes char *id_name; /* for DATA nodes, name to find or enter */ 2381558Srgrimes char id_type; /* type of descriptor, DATA or ADDR */ 2391558Srgrimes}; 2401558Srgrimes/* file types */ 24162668Smckusick#define DATA 1 /* a directory */ 24262668Smckusick#define SNAP 2 /* a snapshot */ 24362668Smckusick#define ADDR 3 /* anything but a directory or a snapshot */ 2441558Srgrimes 2451558Srgrimes/* 2461558Srgrimes * Linked list of duplicate blocks. 2478871Srgrimes * 2481558Srgrimes * The list is composed of two parts. The first part of the 2491558Srgrimes * list (from duplist through the node pointed to by muldup) 2508871Srgrimes * contains a single copy of each duplicate block that has been 2511558Srgrimes * found. The second part of the list (from muldup to the end) 2521558Srgrimes * contains duplicate blocks that have been found more than once. 2531558Srgrimes * To check if a block has been found as a duplicate it is only 2548871Srgrimes * necessary to search from duplist through muldup. To find the 2551558Srgrimes * total number of times that a block has been found as a duplicate 2561558Srgrimes * the entire list must be searched for occurences of the block 2571558Srgrimes * in question. The following diagram shows a sample list where 2581558Srgrimes * w (found twice), x (found once), y (found three times), and z 2591558Srgrimes * (found once) are duplicate block numbers: 2601558Srgrimes * 2611558Srgrimes * w -> y -> x -> z -> y -> w -> y 2621558Srgrimes * ^ ^ 2631558Srgrimes * | | 2641558Srgrimes * duplist muldup 2651558Srgrimes */ 2661558Srgrimesstruct dups { 2671558Srgrimes struct dups *next; 26898542Smckusick ufs2_daddr_t dup; 2691558Srgrimes}; 2701558Srgrimesstruct dups *duplist; /* head of dup list */ 2711558Srgrimesstruct dups *muldup; /* end of unique duplicate dup block numbers */ 2721558Srgrimes 2731558Srgrimes/* 2741558Srgrimes * Inode cache data structures. 2751558Srgrimes */ 2761558Srgrimesstruct inoinfo { 2771558Srgrimes struct inoinfo *i_nexthash; /* next entry in hash chain */ 2781558Srgrimes ino_t i_number; /* inode number of this entry */ 2791558Srgrimes ino_t i_parent; /* inode number of parent */ 2801558Srgrimes ino_t i_dotdot; /* inode number of `..' */ 2811558Srgrimes size_t i_isize; /* size of inode */ 2821558Srgrimes u_int i_numblks; /* size of block array in bytes */ 28398542Smckusick ufs2_daddr_t i_blks[1]; /* actually longer */ 2841558Srgrimes} **inphead, **inpsort; 28557573Smckusicklong numdirs, dirhash, listmax, inplast; 28641474Sjulianlong countdirs; /* number of directories we actually found */ 2871558Srgrimes 28874556Smckusick#define MIBSIZE 3 /* size of fsck sysctl MIBs */ 28974556Smckusickint adjrefcnt[MIBSIZE]; /* MIB command to adjust inode reference cnt */ 29074556Smckusickint adjblkcnt[MIBSIZE]; /* MIB command to adjust inode block count */ 291142123Sdelphijint adjndir[MIBSIZE]; /* MIB command to adjust number of directories */ 292142123Sdelphijint adjnbfree[MIBSIZE]; /* MIB command to adjust number of free blocks */ 293142123Sdelphijint adjnifree[MIBSIZE]; /* MIB command to adjust number of free inodes */ 294142123Sdelphijint adjnffree[MIBSIZE]; /* MIB command to adjust number of free frags */ 295142123Sdelphijint adjnumclusters[MIBSIZE]; /* MIB command to adjust number of free clusters */ 29674556Smckusickint freefiles[MIBSIZE]; /* MIB command to free a set of files */ 29774556Smckusickint freedirs[MIBSIZE]; /* MIB command to free a set of directories */ 29874556Smckusickint freeblks[MIBSIZE]; /* MIB command to free a set of data blocks */ 299102231Strhodesstruct fsck_cmd cmd; /* sysctl file system update commands */ 30074556Smckusickchar snapname[BUFSIZ]; /* when doing snapshots, the name of the file */ 3011558Srgrimeschar *cdevname; /* name of device being checked */ 3021558Srgrimeslong dev_bsize; /* computed value of DEV_BSIZE */ 3031558Srgrimeslong secsize; /* actual disk sector size */ 304229256Skibu_int real_dev_bsize; /* actual disk sector size, not overriden */ 3051558Srgrimeschar nflag; /* assume a no response */ 3061558Srgrimeschar yflag; /* assume a yes response */ 30774556Smckusickint bkgrdflag; /* use a snapshot to run on an active system */ 3081558Srgrimesint bflag; /* location of alternate super block */ 3091558Srgrimesint debug; /* output debugging info */ 310253155Sdesint Eflag; /* delete empty data blocks */ 311253155Sdesint Zflag; /* zero empty data blocks */ 312188110Smckusickint inoopt; /* trim out unused inodes */ 313187931Sobrienchar ckclean; /* only do work if not cleanly unmounted */ 314102231Strhodesint cvtlevel; /* convert to newer file system format */ 31575927Smckusickint bkgrdcheck; /* determine if background check is possible */ 316143235Sdelphijint bkgrdsumadj; /* whether the kernel have ability to adjust superblock summary */ 31734266Sjulianchar usedsoftdep; /* just fix soft dependency inconsistencies */ 31841474Sjulianchar preen; /* just fix normal inconsistencies */ 31941474Sjulianchar rerun; /* rerun fsck. Only used in non-preen mode */ 32041474Sjulianint returntosingle; /* 1 => return to single user mode on exit */ 32134266Sjulianchar resolved; /* cleared if unresolved changes => not clean */ 3221558Srgrimeschar havesb; /* superblock has been read */ 323102231Strhodeschar skipclean; /* skip clean file systems if preening */ 324102231Strhodesint fsmodified; /* 1 => write done to file system */ 325102231Strhodesint fsreadfd; /* file descriptor for reading file system */ 326102231Strhodesint fswritefd; /* file descriptor for writing file system */ 3271558Srgrimes 328102231Strhodesufs2_daddr_t maxfsblock; /* number of blocks in the file system */ 3291558Srgrimeschar *blockmap; /* ptr to primary blk allocation map */ 330102231Strhodesino_t maxino; /* number of inodes in file system */ 3311558Srgrimes 3321558Srgrimesino_t lfdir; /* lost & found directory inode number */ 333100935Sphkconst char *lfname; /* lost & found directory name */ 3341558Srgrimesint lfmode; /* lost & found directory creation mode */ 3351558Srgrimes 33698542Smckusickufs2_daddr_t n_blks; /* number of blocks in use */ 33798542Smckusickino_t n_files; /* number of files in use */ 3381558Srgrimes 339193325Slulfvolatile sig_atomic_t got_siginfo; /* received a SIGINFO */ 340193325Slulfvolatile sig_atomic_t got_sigalarm; /* received a SIGALRM */ 34170050Siedowse 34298542Smckusick#define clearinode(dp) \ 34398542Smckusick if (sblock.fs_magic == FS_UFS1_MAGIC) { \ 34498542Smckusick (dp)->dp1 = ufs1_zino; \ 34598542Smckusick } else { \ 34698542Smckusick (dp)->dp2 = ufs2_zino; \ 34798542Smckusick } 34898542Smckusickstruct ufs1_dinode ufs1_zino; 34998542Smckusickstruct ufs2_dinode ufs2_zino; 3501558Srgrimes 3511558Srgrimes#define setbmap(blkno) setbit(blockmap, blkno) 3521558Srgrimes#define testbmap(blkno) isset(blockmap, blkno) 3531558Srgrimes#define clrbmap(blkno) clrbit(blockmap, blkno) 3541558Srgrimes 3551558Srgrimes#define STOP 0x01 3561558Srgrimes#define SKIP 0x02 3571558Srgrimes#define KEEPON 0x04 3581558Srgrimes#define ALTERED 0x08 3591558Srgrimes#define FOUND 0x10 3601558Srgrimes 36123675Speter#define EEXIT 8 /* Standard error exit. */ 3627585Sbde 363249788Smckusickint flushentry(void); 364249788Smckusick/* 365249788Smckusick * Wrapper for malloc() that flushes the cylinder group cache to try 366249788Smckusick * to get space. 367249788Smckusick */ 368249788Smckusickstatic inline void* 369263630SmckusickMalloc(size_t size) 370249788Smckusick{ 371249788Smckusick void *retval; 372249788Smckusick 373249788Smckusick while ((retval = malloc(size)) == NULL) 374249788Smckusick if (flushentry() == 0) 375249788Smckusick break; 376249788Smckusick return (retval); 377249788Smckusick} 378249788Smckusick 379249788Smckusick/* 380249788Smckusick * Wrapper for calloc() that flushes the cylinder group cache to try 381249788Smckusick * to get space. 382249788Smckusick */ 383249788Smckusickstatic inline void* 384263630SmckusickCalloc(size_t cnt, size_t size) 385249788Smckusick{ 386249788Smckusick void *retval; 387249788Smckusick 388249788Smckusick while ((retval = calloc(cnt, size)) == NULL) 389249788Smckusick if (flushentry() == 0) 390249788Smckusick break; 391249788Smckusick return (retval); 392249788Smckusick} 393249788Smckusick 39423675Speterstruct fstab; 3957585Sbde 39641474Sjulian 39792839Simpvoid adjust(struct inodesc *, int lcnt); 39898542Smckusickufs2_daddr_t allocblk(long frags); 39992839Simpino_t allocdir(ino_t parent, ino_t request, int mode); 40092839Simpino_t allocino(ino_t request, int type); 401100935Sphkvoid blkerror(ino_t ino, const char *type, ufs2_daddr_t blk); 40292839Simpchar *blockcheck(char *name); 403163845Spjdint blread(int fd, char *buf, ufs2_daddr_t blk, long size); 40492839Simpvoid bufinit(void); 405163845Spjdvoid blwrite(int fd, char *buf, ufs2_daddr_t blk, long size); 406221233Sdesvoid blerase(int fd, ufs2_daddr_t blk, long size); 407253155Sdesvoid blzero(int fd, ufs2_daddr_t blk, long size); 40898542Smckusickvoid cacheino(union dinode *dp, ino_t inumber); 40992839Simpvoid catch(int); 41092839Simpvoid catchquit(int); 411100935Sphkint changeino(ino_t dir, const char *name, ino_t newnum); 412249788Smckusickint check_cgmagic(int cg, struct bufarea *cgbp); 41398542Smckusickint chkrange(ufs2_daddr_t blk, int cnt); 41492839Simpvoid ckfini(int markclean); 41598542Smckusickint ckinode(union dinode *dp, struct inodesc *); 416100935Sphkvoid clri(struct inodesc *, const char *type, int flag); 41792839Simpint clearentry(struct inodesc *); 418100935Sphkvoid direrror(ino_t ino, const char *errmesg); 41992839Simpint dirscan(struct inodesc *); 420100935Sphkint dofix(struct inodesc *, const char *msg); 421103398Sphkint eascan(struct inodesc *, struct ufs2_dinode *dp); 422100935Sphkvoid fileerror(ino_t cwd, ino_t ino, const char *errmesg); 423249788Smckusickvoid finalIOstats(void); 42492839Simpint findino(struct inodesc *); 42592839Simpint findname(struct inodesc *); 42692839Simpvoid flush(int fd, struct bufarea *bp); 42798542Smckusickvoid freeblk(ufs2_daddr_t blkno, long frags); 42892839Simpvoid freeino(ino_t ino); 42992839Simpvoid freeinodebuf(void); 43098542Smckusickint ftypeok(union dinode *dp); 43198542Smckusickvoid getblk(struct bufarea *bp, ufs2_daddr_t blk, long size); 432249788Smckusickstruct bufarea *cgget(int cg); 433249788Smckusickstruct bufarea *getdatablk(ufs2_daddr_t blkno, long size, int type); 43492839Simpstruct inoinfo *getinoinfo(ino_t inumber); 435188110Smckusickunion dinode *getnextinode(ino_t inumber, int rebuildcg); 43692839Simpvoid getpathname(char *namebuf, ino_t curdir, ino_t ino); 43798542Smckusickunion dinode *ginode(ino_t inumber); 43892839Simpvoid infohandler(int sig); 439126345Sscottlvoid alarmhandler(int sig); 44092839Simpvoid inocleanup(void); 44192839Simpvoid inodirty(void); 44292839Simpstruct inostat *inoinfo(ino_t inum); 443249788Smckusickvoid IOstats(char *what); 44492839Simpint linkup(ino_t orphan, ino_t parentdir, char *name); 445100935Sphkint makeentry(ino_t parent, ino_t ino, const char *name); 44692839Simpvoid panic(const char *fmt, ...) __printflike(1, 2); 44792839Simpvoid pass1(void); 44892839Simpvoid pass1b(void); 44992839Simpint pass1check(struct inodesc *); 45092839Simpvoid pass2(void); 45192839Simpvoid pass3(void); 45292839Simpvoid pass4(void); 45392839Simpint pass4check(struct inodesc *); 45492839Simpvoid pass5(void); 45592839Simpvoid pfatal(const char *fmt, ...) __printflike(1, 2); 45692839Simpvoid pinode(ino_t ino); 45792839Simpvoid propagate(void); 45892839Simpvoid pwarn(const char *fmt, ...) __printflike(1, 2); 45992839Simpint readsb(int listerr); 460100935Sphkint reply(const char *question); 461100935Sphkvoid rwerror(const char *mesg, ufs2_daddr_t blk); 46292839Simpvoid sblock_init(void); 46392839Simpvoid setinodebuf(ino_t); 46492839Simpint setup(char *dev); 465163845Spjdvoid gjournal_check(const char *filesys); 466207141Sjeffint suj_check(const char *filesys); 467224059Smckusickvoid update_maps(struct cg *, struct cg*, int); 468207143Spjd 469207143Spjd#endif /* !_FSCK_H_ */ 470