+ * Generic directory interface routines
+ */
+extern void xfs_dir_startup(void);
+extern void xfs_dir_mount(struct xfs_mount *mp);
+extern int xfs_dir_isempty(struct xfs_inode *dp);
+extern int xfs_dir_init(struct xfs_trans *tp, struct xfs_inode *dp,
+ struct xfs_inode *pdp);
+extern int xfs_dir_createname(struct xfs_trans *tp, struct xfs_inode *dp,
+ char *name, int namelen, xfs_ino_t inum,
+ xfs_fsblock_t *first,
+ struct xfs_bmap_free *flist, xfs_extlen_t tot);
+extern int xfs_dir_lookup(struct xfs_trans *tp, struct xfs_inode *dp,
+ char *name, int namelen, xfs_ino_t *inum);
+extern int xfs_dir_removename(struct xfs_trans *tp, struct xfs_inode *dp,
+ char *name, int namelen, xfs_ino_t ino,
+ xfs_fsblock_t *first,
+ struct xfs_bmap_free *flist, xfs_extlen_t tot);
+extern int xfs_dir_getdents(struct xfs_trans *tp, struct xfs_inode *dp,
+ uio_t *uio, int *eofp);
+extern int xfs_dir_replace(struct xfs_trans *tp, struct xfs_inode *dp,
+ char *name, int namelen, xfs_ino_t inum,
+ xfs_fsblock_t *first,
+ struct xfs_bmap_free *flist, xfs_extlen_t tot);
+extern int xfs_dir_canenter(struct xfs_trans *tp, struct xfs_inode *dp,
+ char *name, int namelen);
+extern int xfs_dir_ino_validate(struct xfs_mount *mp, xfs_ino_t ino);
+
+/*
+ * Utility routines for v2 directories.