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- /*
- * Copyright (c) 2000-2005 Silicon Graphics, Inc.
- * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
- #ifndef __LIBXFS_H__
- #define __LIBXFS_H__
-
- #define XFS_BIG_INUMS 1
- #define XFS_BIG_BLKNOS 1
-
- #include <xfs/platform_defs.h>
-
- #include <pthread.h>
- #include <xfs/list.h>
- #include <xfs/cache.h>
-
- #include <xfs/xfs_fs.h>
- #include <xfs/xfs_types.h>
- #include <xfs/xfs_arch.h>
- #include <xfs/xfs_bit.h>
- #include <xfs/xfs_inum.h>
- #include <xfs/xfs_sb.h>
- #include <xfs/xfs_ag.h>
- #include <xfs/xfs_dir2.h>
- #include <xfs/xfs_mount.h>
- #include <xfs/xfs_da_btree.h>
- #include <xfs/xfs_bmap_btree.h>
- #include <xfs/xfs_alloc_btree.h>
- #include <xfs/xfs_ialloc_btree.h>
- #include <xfs/xfs_dir_sf.h>
- #include <xfs/xfs_dir2_sf.h>
- #include <xfs/xfs_attr_sf.h>
- #include <xfs/xfs_dinode.h>
- #include <xfs/xfs_inode.h>
- #include <xfs/xfs_buf_item.h>
- #include <xfs/xfs_inode_item.h>
- #include <xfs/xfs_alloc.h>
- #include <xfs/xfs_btree.h>
- #include <xfs/xfs_bmap.h>
-
-
- #ifndef XFS_SUPER_MAGIC
- #define XFS_SUPER_MAGIC 0x58465342
- #endif
-
- #define xfs_isset(a,i) ((a)[(i)/(sizeof((a))*NBBY)] & (1<<((i)%(sizeof((a))*NBBY))))
-
- /*
- * Argument structure for libxfs_init().
- */
- typedef struct {
- /* input parameters */
- char *volname; /* pathname of volume */
- char *dname; /* pathname of data "subvolume" */
- char *logname; /* pathname of log "subvolume" */
- char *rtname; /* pathname of realtime "subvolume" */
- int isreadonly; /* filesystem is only read in applic */
- int isdirect; /* we can attempt to use direct I/O */
- int disfile; /* data "subvolume" is a regular file */
- int dcreat; /* try to create data subvolume */
- int lisfile; /* log "subvolume" is a regular file */
- int lcreat; /* try to create log subvolume */
- int risfile; /* realtime "subvolume" is a reg file */
- int rcreat; /* try to create realtime subvolume */
- int setblksize; /* attempt to set device blksize */
- int usebuflock; /* lock xfs_buf_t's - for MT usage */
- /* output results */
- dev_t ddev; /* device for data subvolume */
- dev_t logdev; /* device for log subvolume */
- dev_t rtdev; /* device for realtime subvolume */
- long long dsize; /* size of data subvolume (BBs) */
- long long logBBsize; /* size of log subvolume (BBs) */
- /* (blocks allocated for use as
- * log is stored in mount structure) */
- long long logBBstart; /* start block of log subvolume (BBs) */
- long long rtsize; /* size of realtime subvolume (BBs) */
- int dbsize; /* data subvolume device blksize */
- int lbsize; /* log subvolume device blksize */
- int rtbsize; /* realtime subvolume device blksize */
- int dfd; /* data subvolume file descriptor */
- int logfd; /* log subvolume file descriptor */
- int rtfd; /* realtime subvolume file descriptor */
- } libxfs_init_t;
-
- #define LIBXFS_EXIT_ON_FAILURE 0x0001 /* exit the program if a call fails */
- #define LIBXFS_ISREADONLY 0x0002 /* disallow all mounted filesystems */
- #define LIBXFS_ISINACTIVE 0x0004 /* allow mounted only if mounted ro */
- #define LIBXFS_DANGEROUSLY 0x0008 /* repairing a device mounted ro */
- #define LIBXFS_EXCLUSIVELY 0x0010 /* disallow other accesses (O_EXCL) */
- #define LIBXFS_DIRECT 0x0020 /* can use direct I/O, not buffered */
-
- extern char *progname;
- extern int libxfs_init (libxfs_init_t *);
- extern void libxfs_destroy (void);
- extern int libxfs_device_to_fd (dev_t);
- extern dev_t libxfs_device_open (char *, int, int, int);
- extern void libxfs_device_zero (dev_t, xfs_daddr_t, uint);
- extern void libxfs_device_close (dev_t);
- extern int libxfs_device_alignment (void);
- extern void libxfs_report(FILE *);
-
- /* check or write log footer: specify device, log size in blocks & uuid */
- typedef xfs_caddr_t (libxfs_get_block_t)(xfs_caddr_t, int, void *);
-
- extern int libxfs_log_clear (dev_t, xfs_daddr_t, uint, uuid_t *,
- int, int, int);
- extern int libxfs_log_header (xfs_caddr_t, uuid_t *, int, int, int,
- libxfs_get_block_t *, void *);
-
-
- /*
- * Define a user-level mount structure with all we need
- * in order to make use of the numerous XFS_* macros.
- */
- struct xfs_inode;
- typedef struct xfs_mount {
- xfs_sb_t m_sb; /* copy of fs superblock */
- char *m_fsname; /* filesystem name */
- int m_bsize; /* fs logical block size */
- xfs_agnumber_t m_agfrotor; /* last ag where space found */
- xfs_agnumber_t m_agirotor; /* last ag dir inode alloced */
- xfs_agnumber_t m_maxagi; /* highest inode alloc group */
- uint m_rsumlevels; /* rt summary levels */
- uint m_rsumsize; /* size of rt summary, bytes */
- struct xfs_inode *m_rbmip; /* pointer to bitmap inode */
- struct xfs_inode *m_rsumip; /* pointer to summary inode */
- struct xfs_inode *m_rootip; /* pointer to root directory */
- dev_t m_dev;
- dev_t m_logdev;
- dev_t m_rtdev;
- __uint8_t m_dircook_elog; /* log d-cookie entry bits */
- __uint8_t m_blkbit_log; /* blocklog + NBBY */
- __uint8_t m_blkbb_log; /* blocklog - BBSHIFT */
- __uint8_t m_sectbb_log; /* sectorlog - BBSHIFT */
- __uint8_t m_agno_log; /* log #ag's */
- __uint8_t m_agino_log; /* #bits for agino in inum */
- __uint16_t m_inode_cluster_size;/* min inode buf size */
- uint m_blockmask; /* sb_blocksize-1 */
- uint m_blockwsize; /* sb_blocksize in words */
- uint m_blockwmask; /* blockwsize-1 */
- uint m_alloc_mxr[2]; /* XFS_ALLOC_BLOCK_MAXRECS */
- uint m_alloc_mnr[2]; /* XFS_ALLOC_BLOCK_MINRECS */
- uint m_bmap_dmxr[2]; /* XFS_BMAP_BLOCK_DMAXRECS */
- uint m_bmap_dmnr[2]; /* XFS_BMAP_BLOCK_DMINRECS */
- uint m_inobt_mxr[2]; /* XFS_INOBT_BLOCK_MAXRECS */
- uint m_inobt_mnr[2]; /* XFS_INOBT_BLOCK_MINRECS */
- uint m_ag_maxlevels; /* XFS_AG_MAXLEVELS */
- uint m_bm_maxlevels[2]; /* XFS_BM_MAXLEVELS */
- uint m_in_maxlevels; /* XFS_IN_MAXLEVELS */
- xfs_perag_t *m_perag; /* per-ag accounting info */
- uint m_flags; /* global mount flags */
- uint m_qflags; /* quota status flags */
- uint m_attroffset; /* inode attribute offset */
- uint m_dir_node_ents; /* #entries in a dir danode */
- uint m_attr_node_ents; /* #entries in attr danode */
- int m_ialloc_inos; /* inodes in inode allocation */
- int m_ialloc_blks; /* blocks in inode allocation */
- int m_litino; /* size of inode union area */
- int m_inoalign_mask;/* mask sb_inoalignmt if used */
- xfs_trans_reservations_t m_reservations;/* precomputed res values */
- __uint64_t m_maxicount; /* maximum inode count */
- int m_dalign; /* stripe unit */
- int m_swidth; /* stripe width */
- int m_sinoalign; /* stripe unit inode alignmnt */
- int m_attr_magicpct;/* 37% of the blocksize */
- int m_dir_magicpct; /* 37% of the dir blocksize */
- __uint8_t m_dirversion; /* 1 or 2 */
- const struct xfs_nameops *m_dirnameops; /* vector of dir name ops */
- int m_dirblksize; /* directory block sz--bytes */
- int m_dirblkfsbs; /* directory block sz--fsbs */
- xfs_dablk_t m_dirdatablk; /* blockno of dir data v2 */
- xfs_dablk_t m_dirleafblk; /* blockno of dir non-data v2 */
- xfs_dablk_t m_dirfreeblk; /* blockno of dirfreeindex v2 */
- } xfs_mount_t;
- #define XFS_DIR_IS_V1(mp) ((mp)->m_dirversion == 1)
- #define XFS_DIR_IS_V2(mp) ((mp)->m_dirversion == 2)
-
- #define LIBXFS_MOUNT_ROOTINOS 0x0001
- #define LIBXFS_MOUNT_DEBUGGER 0x0002
- #define LIBXFS_MOUNT_32BITINODES 0x0004
- #define LIBXFS_MOUNT_32BITINOOPT 0x0008
- #define LIBXFS_MOUNT_COMPAT_ATTR 0x0010
-
- #define LIBXFS_IHASHSIZE(sbp) (1<<10)
- #define LIBXFS_BHASHSIZE(sbp) (1<<10)
-
- extern xfs_mount_t *libxfs_mount (xfs_mount_t *, xfs_sb_t *,
- dev_t, dev_t, dev_t, int);
- extern void libxfs_mount_common (xfs_mount_t *, xfs_sb_t *);
- extern xfs_agnumber_t libxfs_initialize_perag (xfs_mount_t *, xfs_agnumber_t);
- extern int libxfs_initialize_perag_data (xfs_mount_t *, xfs_agnumber_t);
- extern void libxfs_umount (xfs_mount_t *);
- extern int libxfs_rtmount_init (xfs_mount_t *);
- extern void libxfs_rtmount_destroy (xfs_mount_t *);
- extern void libxfs_alloc_compute_maxlevels (xfs_mount_t *);
- extern void libxfs_bmap_compute_maxlevels (xfs_mount_t *, int);
- extern void libxfs_ialloc_compute_maxlevels (xfs_mount_t *);
- extern void libxfs_trans_init (xfs_mount_t *);
-
-
- /*
- * Simple I/O interface
- */
- typedef struct xfs_buf {
- struct cache_node b_node;
- unsigned int b_flags;
- xfs_daddr_t b_blkno;
- unsigned b_bcount;
- dev_t b_dev;
- pthread_mutex_t b_lock;
- void *b_fsprivate;
- void *b_fsprivate2;
- void *b_fsprivate3;
- char *b_addr;
- #ifdef XFS_BUF_TRACING
- struct list_head b_lock_list;
- const char *b_func;
- const char *b_file;
- int b_line;
- #endif
- } xfs_buf_t;
-
- enum xfs_buf_flags_t { /* b_flags bits */
- LIBXFS_B_EXIT = 0x0001, /* ==LIBXFS_EXIT_ON_FAILURE */
- LIBXFS_B_DIRTY = 0x0002, /* buffer has been modified */
- LIBXFS_B_STALE = 0x0004, /* buffer marked as invalid */
- LIBXFS_B_UPTODATE = 0x0008 /* buffer is sync'd to disk */
- };
-
- #define XFS_BUF_PTR(bp) ((bp)->b_addr)
- #define xfs_buf_offset(bp, offset) (XFS_BUF_PTR(bp) + (offset))
- #define XFS_BUF_ADDR(bp) ((bp)->b_blkno)
- #define XFS_BUF_SIZE(bp) ((bp)->b_bcount)
- #define XFS_BUF_COUNT(bp) ((bp)->b_bcount)
- #define XFS_BUF_TARGET(bp) ((bp)->b_dev)
- #define XFS_BUF_SET_PTR(bp,p,cnt) ((bp)->b_addr = (char *)(p)); \
- XFS_BUF_SET_COUNT(bp,cnt)
- #define XFS_BUF_SET_ADDR(bp,blk) ((bp)->b_blkno = (blk))
- #define XFS_BUF_SET_COUNT(bp,cnt) ((bp)->b_bcount = (cnt))
-
- #define XFS_BUF_FSPRIVATE(bp,type) ((type)(bp)->b_fsprivate)
- #define XFS_BUF_SET_FSPRIVATE(bp,val) (bp)->b_fsprivate = (void *)(val)
- #define XFS_BUF_FSPRIVATE2(bp,type) ((type)(bp)->b_fsprivate2)
- #define XFS_BUF_SET_FSPRIVATE2(bp,val) (bp)->b_fsprivate2 = (void *)(val)
- #define XFS_BUF_FSPRIVATE3(bp,type) ((type)(bp)->b_fsprivate3)
- #define XFS_BUF_SET_FSPRIVATE3(bp,val) (bp)->b_fsprivate3 = (void *)(val)
-
- #define XFS_BUF_SET_PRIORITY(bp,pri) cache_node_set_priority( \
- libxfs_bcache, \
- (struct cache_node *)(bp), \
- (pri))
- #define XFS_BUF_PRIORITY(bp) (cache_node_get_priority( \
- (struct cache_node *)(bp)))
-
- /* Buffer Cache Interfaces */
-
- extern struct cache *libxfs_bcache;
- extern struct cache_operations libxfs_bcache_operations;
-
- #ifdef XFS_BUF_TRACING
-
- #define libxfs_readbuf(dev, daddr, len, flags) \
- libxfs_trace_readbuf(__FUNCTION__, __FILE__, __LINE__, (dev), (daddr), (len), (flags))
- #define libxfs_writebuf(buf, flags) \
- libxfs_trace_writebuf(__FUNCTION__, __FILE__, __LINE__, (buf), (flags))
- #define libxfs_getbuf(dev, daddr, len) \
- libxfs_trace_getbuf(__FUNCTION__, __FILE__, __LINE__, (dev), (daddr), (len))
- #define libxfs_putbuf(buf) \
- libxfs_trace_putbuf(__FUNCTION__, __FILE__, __LINE__, (buf))
-
- extern xfs_buf_t *libxfs_trace_readbuf(const char *, const char *, int, dev_t, xfs_daddr_t, int, int);
- extern int libxfs_trace_writebuf(const char *, const char *, int, xfs_buf_t *, int);
- extern xfs_buf_t *libxfs_trace_getbuf(const char *, const char *, int, dev_t, xfs_daddr_t, int);
- extern void libxfs_trace_putbuf (const char *, const char *, int, xfs_buf_t *);
-
- #else
-
- extern xfs_buf_t *libxfs_readbuf(dev_t, xfs_daddr_t, int, int);
- extern int libxfs_writebuf(xfs_buf_t *, int);
- extern xfs_buf_t *libxfs_getbuf(dev_t, xfs_daddr_t, int);
- extern void libxfs_putbuf (xfs_buf_t *);
-
- #endif
-
- extern xfs_buf_t *libxfs_getsb(xfs_mount_t *, int);
- extern void libxfs_bcache_purge(void);
- extern void libxfs_bcache_flush(void);
- extern void libxfs_purgebuf(xfs_buf_t *);
- extern int libxfs_bcache_overflowed(void);
- extern int libxfs_bcache_usage(void);
-
- /* Buffer (Raw) Interfaces */
- extern xfs_buf_t *libxfs_getbufr(dev_t, xfs_daddr_t, int);
- extern void libxfs_putbufr(xfs_buf_t *);
-
- extern int libxfs_writebuf_int(xfs_buf_t *, int);
- extern int libxfs_readbufr(dev_t, xfs_daddr_t, xfs_buf_t *, int, int);
-
- extern int libxfs_bhash_size;
- extern int libxfs_ihash_size;
-
- #define LIBXFS_BREAD 0x1
- #define LIBXFS_BWRITE 0x2
- #define LIBXFS_BZERO 0x4
-
- extern void libxfs_iomove (xfs_buf_t *, uint, int, void *, int);
-
-
- /*
- * Transaction interface
- */
-
- typedef struct xfs_log_item {
- struct xfs_log_item_desc *li_desc; /* ptr to current desc*/
- struct xfs_mount *li_mountp; /* ptr to fs mount */
- uint li_type; /* item type */
- } xfs_log_item_t;
-
- typedef struct xfs_inode_log_item {
- xfs_log_item_t ili_item; /* common portion */
- struct xfs_inode *ili_inode; /* inode pointer */
- unsigned short ili_flags; /* misc flags */
- unsigned int ili_last_fields; /* fields when flushed*/
- xfs_inode_log_format_t ili_format; /* logged structure */
- } xfs_inode_log_item_t;
-
- typedef struct xfs_buf_log_item {
- xfs_log_item_t bli_item; /* common item structure */
- struct xfs_buf *bli_buf; /* real buffer pointer */
- unsigned int bli_flags; /* misc flags */
- unsigned int bli_recur; /* recursion count */
- xfs_buf_log_format_t bli_format; /* in-log header */
- } xfs_buf_log_item_t;
-
- #include <xfs/xfs_trans.h>
-
- typedef struct xfs_trans {
- unsigned int t_type; /* transaction type */
- unsigned int t_log_res; /* amt of log space resvd */
- unsigned int t_log_count; /* count for perm log res */
- xfs_mount_t *t_mountp; /* ptr to fs mount struct */
- unsigned int t_flags; /* misc flags */
- long t_icount_delta; /* superblock icount change */
- long t_ifree_delta; /* superblock ifree change */
- long t_fdblocks_delta; /* superblock fdblocks chg */
- long t_frextents_delta; /* superblock freextents chg */
- unsigned int t_items_free; /* log item descs free */
- xfs_log_item_chunk_t t_items; /* first log item desc chunk */
- } xfs_trans_t;
-
- extern xfs_trans_t *libxfs_trans_alloc (xfs_mount_t *, int);
- extern xfs_trans_t *libxfs_trans_dup (xfs_trans_t *);
- extern int libxfs_trans_reserve (xfs_trans_t *, uint,uint,uint,uint,uint);
- extern int libxfs_trans_commit (xfs_trans_t *, uint, xfs_lsn_t *);
- extern void libxfs_trans_cancel (xfs_trans_t *, int);
- extern void libxfs_mod_sb (xfs_trans_t *, __int64_t);
- extern xfs_buf_t *libxfs_trans_getsb (xfs_trans_t *, xfs_mount_t *, int);
-
- extern int libxfs_trans_iget (xfs_mount_t *, xfs_trans_t *, xfs_ino_t,
- uint, uint, struct xfs_inode **);
- extern void libxfs_trans_iput(xfs_trans_t *, struct xfs_inode *, uint);
- extern void libxfs_trans_ijoin (xfs_trans_t *, struct xfs_inode *, uint);
- extern void libxfs_trans_ihold (xfs_trans_t *, struct xfs_inode *);
- extern void libxfs_trans_log_inode (xfs_trans_t *, struct xfs_inode *,
- uint);
-
- extern void libxfs_trans_brelse (xfs_trans_t *, struct xfs_buf *);
- extern void libxfs_trans_binval (xfs_trans_t *, struct xfs_buf *);
- extern void libxfs_trans_bjoin (xfs_trans_t *, struct xfs_buf *);
- extern void libxfs_trans_bhold (xfs_trans_t *, struct xfs_buf *);
- extern void libxfs_trans_log_buf (xfs_trans_t *, struct xfs_buf *,
- uint, uint);
- extern xfs_buf_t *libxfs_trans_get_buf (xfs_trans_t *, dev_t,
- xfs_daddr_t, int, uint);
- extern int libxfs_trans_read_buf (xfs_mount_t *, xfs_trans_t *, dev_t,
- xfs_daddr_t, int, uint, struct xfs_buf **);
-
-
- /*
- * Simple memory interface
- */
- typedef struct xfs_zone {
- int zone_unitsize; /* Size in bytes of zone unit */
- char *zone_name; /* tag name */
- int allocated; /* debug: How many currently allocated */
- } xfs_zone_t;
-
- extern xfs_zone_t *libxfs_zone_init (int, char *);
- extern void *libxfs_zone_zalloc (xfs_zone_t *);
- extern void libxfs_zone_free (xfs_zone_t *, void *);
- extern void *libxfs_malloc (size_t);
- extern void libxfs_free (void *);
- extern void *libxfs_realloc (void *, size_t);
-
-
- /*
- * Inode interface
- */
- typedef struct xfs_inode {
- struct cache_node i_node;
- xfs_mount_t *i_mount; /* fs mount struct ptr */
- xfs_ino_t i_ino; /* inode number (agno/agino) */
- xfs_daddr_t i_blkno; /* blkno of inode buffer */
- dev_t i_dev; /* dev for this inode */
- ushort i_len; /* len of inode buffer */
- ushort i_boffset; /* off of inode in buffer */
- xfs_ifork_t *i_afp; /* attribute fork pointer */
- xfs_ifork_t i_df; /* data fork */
- xfs_trans_t *i_transp; /* ptr to owning transaction */
- xfs_inode_log_item_t *i_itemp; /* logging information */
- unsigned int i_delayed_blks; /* count of delay alloc blks */
- xfs_dinode_core_t i_d; /* most of ondisk inode */
- } xfs_inode_t;
-
- #define LIBXFS_ATTR_ROOT 0x0002 /* use attrs in root namespace */
- #define LIBXFS_ATTR_SECURE 0x0008 /* use attrs in security namespace */
- #define LIBXFS_ATTR_CREATE 0x0010 /* create, but fail if attr exists */
- #define LIBXFS_ATTR_REPLACE 0x0020 /* set, but fail if attr not exists */
-
- typedef struct cred {
- uid_t cr_uid;
- gid_t cr_gid;
- } cred_t;
-
- extern int libxfs_inode_alloc (xfs_trans_t **, xfs_inode_t *, mode_t,
- nlink_t, xfs_dev_t, struct cred *,
- struct fsxattr *, xfs_inode_t **);
- extern void libxfs_trans_inode_alloc_buf (xfs_trans_t *, xfs_buf_t *);
-
- extern void libxfs_idata_realloc (xfs_inode_t *, int, int);
- extern void libxfs_idestroy_fork (xfs_inode_t *, int);
- extern int libxfs_iformat (xfs_inode_t *, xfs_dinode_t *);
- extern void libxfs_ichgtime (xfs_inode_t *, int);
- extern int libxfs_iflush_int (xfs_inode_t *, xfs_buf_t *);
- extern int libxfs_itobp (xfs_mount_t *, xfs_trans_t *, xfs_inode_t *,
- xfs_dinode_t **, xfs_buf_t **, xfs_daddr_t);
- extern int libxfs_iread (xfs_mount_t *, xfs_trans_t *, xfs_ino_t,
- xfs_inode_t *, xfs_daddr_t);
-
- /* Inode Cache Interfaces */
- extern struct cache *libxfs_icache;
- extern struct cache_operations libxfs_icache_operations;
- extern void libxfs_icache_purge (void);
- extern int libxfs_iget (xfs_mount_t *, xfs_trans_t *, xfs_ino_t,
- uint, xfs_inode_t **, xfs_daddr_t);
- extern void libxfs_iput (xfs_inode_t *, uint);
-
-
- /*
- * Directory interface
- */
- #include <xfs/xfs_dir_leaf.h>
- #include <xfs/xfs_dir2_data.h>
- #include <xfs/xfs_dir2_leaf.h>
- #include <xfs/xfs_dir2_block.h>
- #include <xfs/xfs_dir2_node.h>
-
- extern void libxfs_dir_mount (xfs_mount_t *);
- extern void libxfs_dir2_mount (xfs_mount_t *);
- extern int libxfs_dir_init (xfs_trans_t *, xfs_inode_t *, xfs_inode_t *);
- extern int libxfs_dir2_init (xfs_trans_t *, xfs_inode_t *, xfs_inode_t *);
- extern int libxfs_dir_createname (xfs_trans_t *, xfs_inode_t *, uchar_t *,
- int, xfs_ino_t, xfs_fsblock_t *,
- xfs_bmap_free_t *, xfs_extlen_t);
- extern int libxfs_dir2_createname (xfs_trans_t *, xfs_inode_t *, uchar_t *,
- int, xfs_ino_t, xfs_fsblock_t *,
- xfs_bmap_free_t *, xfs_extlen_t);
- extern int libxfs_dir_lookup (xfs_trans_t *, xfs_inode_t *,
- uchar_t *, int, xfs_ino_t *);
- extern int libxfs_dir2_lookup (xfs_trans_t *, xfs_inode_t *,
- uchar_t *, int, xfs_ino_t *);
- extern int libxfs_dir_replace (xfs_trans_t *, xfs_inode_t *,
- uchar_t *, int, xfs_ino_t, xfs_fsblock_t *,
- xfs_bmap_free_t *, xfs_extlen_t);
- extern int libxfs_dir2_replace (xfs_trans_t *, xfs_inode_t *,
- uchar_t *, int, xfs_ino_t, xfs_fsblock_t *,
- xfs_bmap_free_t *, xfs_extlen_t);
- extern int libxfs_dir_removename (xfs_trans_t *, xfs_inode_t *,
- uchar_t *, int, xfs_ino_t, xfs_fsblock_t *,
- xfs_bmap_free_t *, xfs_extlen_t);
- extern int libxfs_dir2_removename (xfs_trans_t *, xfs_inode_t *,
- uchar_t *, int, xfs_ino_t, xfs_fsblock_t *,
- xfs_bmap_free_t *, xfs_extlen_t);
- extern int libxfs_dir_bogus_removename (xfs_trans_t *, xfs_inode_t *,
- uchar_t *, xfs_fsblock_t *, xfs_bmap_free_t *,
- xfs_extlen_t, xfs_dahash_t, int);
- extern int libxfs_dir2_bogus_removename (xfs_trans_t *, xfs_inode_t *,
- uchar_t *, xfs_fsblock_t *, xfs_bmap_free_t *,
- xfs_extlen_t, xfs_dahash_t, int);
-
-
- /*
- * Block map interface
- */
- extern int libxfs_bmapi (xfs_trans_t *, xfs_inode_t *, xfs_fileoff_t,
- xfs_filblks_t, int, xfs_fsblock_t *,
- xfs_extlen_t, xfs_bmbt_irec_t *, int *,
- xfs_bmap_free_t *);
- extern int libxfs_bmapi_single(xfs_trans_t *, xfs_inode_t *, int,
- xfs_fsblock_t *, xfs_fileoff_t);
- extern int libxfs_bmap_finish (xfs_trans_t **, xfs_bmap_free_t *,
- xfs_fsblock_t, int *);
- extern void libxfs_bmap_cancel(xfs_bmap_free_t *);
- extern int libxfs_bmap_next_offset (xfs_trans_t *, xfs_inode_t *,
- xfs_fileoff_t *, int);
- extern int libxfs_bmap_last_offset(xfs_trans_t *, xfs_inode_t *,
- xfs_fileoff_t *, int);
- extern int libxfs_bunmapi (xfs_trans_t *, xfs_inode_t *, xfs_fileoff_t,
- xfs_filblks_t, int, xfs_extnum_t,
- xfs_fsblock_t *, xfs_bmap_free_t *, int *);
- extern void libxfs_bmap_del_free (xfs_bmap_free_t *,
- xfs_bmap_free_item_t *, xfs_bmap_free_item_t *);
-
-
- /*
- * All other routines we want to keep common...
- */
-
- extern int libxfs_highbit32 (__uint32_t);
- extern int libxfs_highbit64 (__uint64_t);
- extern uint libxfs_da_log2_roundup (uint);
-
- extern void libxfs_xlate_sb (void *, xfs_sb_t *, int, __int64_t);
- extern void libxfs_xlate_dinode_core (xfs_caddr_t buf,
- xfs_dinode_core_t *, int);
-
- extern int libxfs_alloc_fix_freelist (xfs_alloc_arg_t *, int);
- extern int libxfs_alloc_file_space (xfs_inode_t *, xfs_off_t,
- xfs_off_t, int, int);
-
- extern xfs_dahash_t libxfs_da_hashname (const uchar_t *, int);
- extern int libxfs_attr_leaf_newentsize (int, int, int, int *);
- extern int libxfs_attr_set_int (xfs_inode_t*, const char *, int, char *,
- int, int);
- extern int libxfs_attr_remove_int (xfs_inode_t *, const char *, int, int);
-
-
- extern void libxfs_bmbt_get_all (xfs_bmbt_rec_t *, xfs_bmbt_irec_t *);
- #if __BYTE_ORDER != __BIG_ENDIAN
- extern void libxfs_bmbt_disk_get_all (xfs_bmbt_rec_t *, xfs_bmbt_irec_t *);
- #else
- # define libxfs_bmbt_disk_get_all(r,s) libxfs_bmbt_get_all(r,s)
- #endif
-
- extern int libxfs_free_extent (xfs_trans_t *, xfs_fsblock_t, xfs_extlen_t);
- extern int libxfs_rtfree_extent (xfs_trans_t *, xfs_rtblock_t,
- xfs_extlen_t);
-
- /* Directory/Attribute routines used by xfs_repair */
- extern void libxfs_da_bjoin (xfs_trans_t *, xfs_dabuf_t *);
- extern int libxfs_da_shrink_inode (xfs_da_args_t *, xfs_dablk_t,
- xfs_dabuf_t *);
- extern int libxfs_da_grow_inode (xfs_da_args_t *, xfs_dablk_t *);
- extern void libxfs_da_bhold (xfs_trans_t *, xfs_dabuf_t *);
- extern void libxfs_da_brelse (xfs_trans_t *, xfs_dabuf_t *);
- extern int libxfs_da_read_bufr (xfs_trans_t *, xfs_inode_t *, xfs_dablk_t,
- xfs_daddr_t, xfs_dabuf_t **, int);
- extern int libxfs_da_read_buf (xfs_trans_t *, xfs_inode_t *,
- xfs_dablk_t, xfs_daddr_t, xfs_dabuf_t **, int);
- extern int libxfs_da_get_buf (xfs_trans_t *, xfs_inode_t *,
- xfs_dablk_t, xfs_daddr_t, xfs_dabuf_t **, int);
- extern void libxfs_da_log_buf (xfs_trans_t *, xfs_dabuf_t *, uint, uint);
- extern int libxfs_dir2_shrink_inode (xfs_da_args_t *, xfs_dir2_db_t,
- xfs_dabuf_t *);
- extern int libxfs_dir2_grow_inode (xfs_da_args_t *, int, xfs_dir2_db_t *);
- extern int libxfs_dir2_isleaf (xfs_trans_t *, xfs_inode_t *, int *);
- extern int libxfs_dir2_isblock (xfs_trans_t *, xfs_inode_t *, int *);
- extern void libxfs_dir2_data_use_free (xfs_trans_t *, xfs_dabuf_t *,
- xfs_dir2_data_unused_t *, xfs_dir2_data_aoff_t,
- xfs_dir2_data_aoff_t, int *, int *);
- extern void libxfs_dir2_data_make_free (xfs_trans_t *, xfs_dabuf_t *,
- xfs_dir2_data_aoff_t, xfs_dir2_data_aoff_t,
- int *, int *);
- extern void libxfs_dir2_data_log_entry (xfs_trans_t *, xfs_dabuf_t *,
- xfs_dir2_data_entry_t *);
- extern void libxfs_dir2_data_log_header (xfs_trans_t *, xfs_dabuf_t *);
- extern void libxfs_dir2_data_freescan (xfs_mount_t *, xfs_dir2_data_t *,
- int *, char *);
- extern void libxfs_dir2_free_log_bests (xfs_trans_t *, xfs_dabuf_t *,
- int, int);
-
- /* Shared utility routines */
- extern unsigned int libxfs_log2_roundup(unsigned int i);
-
- extern void cmn_err(int, char *, ...);
- enum ce { CE_DEBUG, CE_CONT, CE_NOTE, CE_WARN, CE_ALERT, CE_PANIC };
-
-
- #define LIBXFS_BBTOOFF64(bbs) (((xfs_off_t)(bbs)) << BBSHIFT)
- extern int libxfs_nproc(void);
- extern unsigned long libxfs_physmem(void); /* in kilobytes */
-
- #include <xfs/xfs_ialloc.h>
- #include <xfs/xfs_rtalloc.h>
-
- #include <xfs/xfs_attr_leaf.h>
- #include <xfs/xfs_quota.h>
- #include <xfs/xfs_trans_space.h>
- #include <xfs/xfs_imap.h>
- #include <xfs/xfs_log.h>
- #include <xfs/xfs_log_priv.h>
-
- #endif /* __LIBXFS_H__ */
-