diff options
Diffstat (limited to 'sbin/fsck_ffs/fsck.h')
| -rw-r--r-- | sbin/fsck_ffs/fsck.h | 89 |
1 files changed, 64 insertions, 25 deletions
diff --git a/sbin/fsck_ffs/fsck.h b/sbin/fsck_ffs/fsck.h index 1fb0df0c5124..312142eab9a7 100644 --- a/sbin/fsck_ffs/fsck.h +++ b/sbin/fsck_ffs/fsck.h @@ -1,5 +1,5 @@ /*- - * SPDX-License-Identifier: BSD-3-Clause and BSD-2-Clause-FreeBSD + * SPDX-License-Identifier: BSD-3-Clause and BSD-2-Clause * * Copyright (c) 2002 Networks Associates Technology, Inc. * All rights reserved. @@ -57,9 +57,6 @@ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. - * - * @(#)fsck.h 8.4 (Berkeley) 5/9/95 - * $FreeBSD$ */ #ifndef _FSCK_H_ @@ -68,6 +65,7 @@ #include <unistd.h> #include <stdlib.h> #include <stdio.h> +#include <libufs.h> #include <sys/queue.h> @@ -112,7 +110,7 @@ struct inostat { #define FSTATE 0x2 /* inode is file */ #define FZLINK 0x3 /* inode is file with a link count of zero */ #define DSTATE 0x4 /* inode is directory */ -#define DZLINK 0x5 /* inode is directory with a zero link count */ +#define DZLINK 0x5 /* inode is directory with a zero link count */ #define DFOUND 0x6 /* directory found during descent */ /* 0x7 UNUSED - see S_IS_DVALID() definition */ #define DCLEAR 0x8 /* directory is to be cleared */ @@ -200,8 +198,7 @@ struct bufarea { #define BT_INODES 7 /* Buffer holds inodes */ #define BT_DIRDATA 8 /* Buffer holds directory data */ #define BT_DATA 9 /* Buffer holds user data */ -#define BT_EMPTY 10 /* Buffer allocated but not filled */ -#define BT_NUMBUFTYPES 11 +#define BT_NUMBUFTYPES 10 #define BT_NAMES { \ "unknown", \ "Superblock", \ @@ -212,8 +209,7 @@ struct bufarea { "External Attribute", \ "Inode Block", \ "Directory Contents", \ - "User Data", \ - "Allocated but not filled" } + "User Data" } extern char *buftype[]; #define BT_BUFTYPE(type) \ type < BT_NUMBUFTYPES ? buftype[type] : buftype[BT_UNKNOWN] @@ -234,7 +230,7 @@ extern struct bufarea *pdirbp; /* current directory contents */ (bp)->b_flags |= B_DIRTY; \ } while (0) #define initbarea(bp, type) do { \ - (bp)->b_bno = (ufs2_daddr_t)-1; \ + (bp)->b_bno = (ufs2_daddr_t)-4; \ (bp)->b_size = 0; \ (bp)->b_errs = 0; \ (bp)->b_flags = 0; \ @@ -299,21 +295,30 @@ struct dups { struct dups *next; ufs2_daddr_t dup; }; -extern struct dups *duplist; /* head of dup list */ -extern struct dups *muldup; /* end of unique duplicate dup block numbers */ +extern struct dups *duplist; /* head of dup list */ +extern struct dups *muldup; /* end of unique duplicate dup block numbers */ /* * Inode cache data structures. */ -extern struct inoinfo { - struct inoinfo *i_nexthash; /* next entry in hash chain */ +struct inoinfo { + SLIST_ENTRY(inoinfo) i_hash; /* hash list */ ino_t i_number; /* inode number of this entry */ ino_t i_parent; /* inode number of parent */ ino_t i_dotdot; /* inode number of `..' */ size_t i_isize; /* size of inode */ + u_int i_depth; /* depth of directory from root */ + u_int i_flags; /* flags, see below */ u_int i_numblks; /* size of block array in bytes */ ufs2_daddr_t i_blks[1]; /* actually longer */ -} **inphead, **inpsort; +}; +extern SLIST_HEAD(inohash, inoinfo) *inphash; +extern struct inoinfo **inpsort; +/* + * flags for struct inoinfo + */ +#define INFO_NEW 0x0000001 /* replaced broken directory */ + extern long dirhash, inplast; extern unsigned long numdirs, listmax; extern long countdirs; /* number of directories we actually found */ @@ -326,6 +331,7 @@ extern int adjnbfree[MIBSIZE]; /* MIB cmd to adjust number of free blocks */ extern int adjnifree[MIBSIZE]; /* MIB cmd to adjust number of free inodes */ extern int adjnffree[MIBSIZE]; /* MIB cmd to adjust number of free frags */ extern int adjnumclusters[MIBSIZE]; /* MIB cmd adjust number of free clusters */ +extern int adjdepth[MIBSIZE]; /* MIB cmd to adjust directory depth count */ extern int freefiles[MIBSIZE]; /* MIB cmd to free a set of files */ extern int freedirs[MIBSIZE]; /* MIB cmd to free a set of directories */ extern int freeblks[MIBSIZE]; /* MIB cmd to free a set of data blocks */ @@ -339,8 +345,10 @@ extern off_t bflag; /* location of alternate super block */ extern int bkgrdflag; /* use a snapshot to run on an active system */ extern char *blockmap; /* ptr to primary blk allocation map */ extern char *cdevname; /* name of device being checked */ +extern int cgheader_corrupt; /* one or more CG headers are corrupt */ extern char ckclean; /* only do work if not cleanly unmounted */ extern int ckhashadd; /* check hashes to be added */ +extern char *copybuf; /* buffer to copy snapshot blocks */ extern int cvtlevel; /* convert to newer file system format */ extern long dev_bsize; /* computed value of DEV_BSIZE */ extern u_int real_dev_bsize; /* actual disk sector size, not overridden */ @@ -363,10 +371,10 @@ extern char preen; /* just fix normal inconsistencies */ extern char rerun; /* rerun fsck. Only used in non-preen mode */ extern char resolved; /* cleared if unresolved changes => not clean */ extern int returntosingle; /* 1 => return to single user mode on exit */ -extern int sbhashfailed; /* when reading superblock check hash failed */ extern long secsize; /* actual disk sector size */ extern char skipclean; /* skip clean file systems if preening */ -extern char snapname[BUFSIZ]; /* when doing snapshots, the name of the file */ +extern int snapcnt; /* number of active snapshots */ +extern struct inode snaplist[FSMAXSNAP + 1]; /* list of active snapshots */ extern int sujrecovery; /* 1 => doing check using the journal */ extern int surrender; /* Give up if reads fail */ extern char usedsoftdep; /* just fix soft dependency inconsistencies */ @@ -415,6 +423,20 @@ Malloc(size_t size) break; return (retval); } +/* + * Allocate a block of memory to be used as an I/O buffer. + * Ensure that the buffer is aligned to the I/O subsystem requirements. + */ +static inline void* +Balloc(size_t size) +{ + void *retval; + + while ((retval = aligned_alloc(LIBUFS_BUFALIGN, size)) == NULL) + if (flushentry() == 0) + break; + return (retval); +} /* * Wrapper for calloc() that flushes the cylinder group cache to try @@ -436,9 +458,11 @@ struct fstab; void adjust(struct inodesc *, int lcnt); void alarmhandler(int sig); -ufs2_daddr_t allocblk(long frags); +ufs2_daddr_t allocblk(long cg, long frags, ufs2_daddr_t (*checkblkavail) + (ufs2_daddr_t blkno, long frags)); ino_t allocdir(ino_t parent, ino_t request, int mode); ino_t allocino(ino_t request, int type); +void binval(struct bufarea *); void blkerror(ino_t ino, const char *type, ufs2_daddr_t blk); char *blockcheck(char *name); int blread(int fd, char *buf, ufs2_daddr_t blk, long size); @@ -447,18 +471,24 @@ void blwrite(int fd, char *buf, ufs2_daddr_t blk, ssize_t size); void blerase(int fd, ufs2_daddr_t blk, long size); void blzero(int fd, ufs2_daddr_t blk, long size); void brelse(struct bufarea *); -void cacheino(union dinode *dp, ino_t inumber); +struct inoinfo *cacheino(union dinode *dp, ino_t inumber); void catch(int); void catchquit(int); void cgdirty(struct bufarea *); struct bufarea *cglookup(int cg); -int changeino(ino_t dir, const char *name, ino_t newnum); -int check_cgmagic(int cg, struct bufarea *cgbp, int requestrebuild); +int changeino(ino_t dir, const char *name, ino_t newnum, int depth); +void check_blkcnt(struct inode *ip); +int check_cgmagic(int cg, struct bufarea *cgbp); +void rebuild_cg(int cg, struct bufarea *cgbp); +void check_dirdepth(struct inoinfo *inp); +int chkfilesize(mode_t mode, u_int64_t filesize); int chkrange(ufs2_daddr_t blk, int cnt); void ckfini(int markclean); int ckinode(union dinode *dp, struct inodesc *); void clri(struct inodesc *, const char *type, int flag); int clearentry(struct inodesc *); +void copyonwrite(struct fs *, struct bufarea *, + ufs2_daddr_t (*checkblkavail)(ufs2_daddr_t, long)); void direrror(ino_t ino, const char *errmesg); int dirscan(struct inodesc *); int dofix(struct inodesc *, const char *msg); @@ -469,16 +499,19 @@ int findino(struct inodesc *); int findname(struct inodesc *); void flush(int fd, struct bufarea *bp); int freeblock(struct inodesc *); +void freedirino(ino_t ino, ino_t parent); void freeino(ino_t ino); void freeinodebuf(void); +void fsckinit(void); void fsutilinit(void); int ftypeok(union dinode *dp); void getblk(struct bufarea *bp, ufs2_daddr_t blk, long size); struct bufarea *getdatablk(ufs2_daddr_t blkno, long size, int type); struct inoinfo *getinoinfo(ino_t inumber); -union dinode *getnextinode(ino_t inumber, int rebuildcg); +union dinode *getnextinode(ino_t inumber, int rebuiltcg); void getpathname(char *namebuf, ino_t curdir, ino_t ino); void ginode(ino_t, struct inode *); +void gjournal_check(const char *filesys); void infohandler(int sig); void irelse(struct inode *); ufs2_daddr_t ino_blkatoff(union dinode *, ino_t, ufs_lbn_t, int *, @@ -500,17 +533,23 @@ void pass4(void); void pass5(void); void pfatal(const char *fmt, ...) __printflike(1, 2); void propagate(void); +void prtbuf(struct bufarea *, const char *, ...) __printflike(2, 3); void prtinode(struct inode *); void pwarn(const char *fmt, ...) __printflike(1, 2); -int readsb(int listerr); +int readsb(void); +int removecachedino(ino_t); int reply(const char *question); void rwerror(const char *mesg, ufs2_daddr_t blk); void sblock_init(void); void setinodebuf(int, ino_t); int setup(char *dev); -void gjournal_check(const char *filesys); +int snapblkfree(struct fs *, ufs2_daddr_t, long, ino_t, + ufs2_daddr_t (*)(ufs2_daddr_t, long)); +void snapremove(ino_t); +void snapflush(ufs2_daddr_t (*checkblkavail)(ufs2_daddr_t, long)); +ufs2_daddr_t std_checkblkavail(ufs2_daddr_t blkno, long frags); +ufs2_daddr_t suj_checkblkavail(ufs2_daddr_t, long); int suj_check(const char *filesys); void update_maps(struct cg *, struct cg*, int); -void fsckinit(void); #endif /* !_FSCK_H_ */ |