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Diffstat (limited to 'fs/xfs/xfs_dir2_block.h')
-rw-r--r-- | fs/xfs/xfs_dir2_block.h | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/fs/xfs/xfs_dir2_block.h b/fs/xfs/xfs_dir2_block.h deleted file mode 100644 index 10e68967638..00000000000 --- a/fs/xfs/xfs_dir2_block.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Copyright (c) 2000-2001,2005 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 __XFS_DIR2_BLOCK_H__ -#define __XFS_DIR2_BLOCK_H__ - -/* - * xfs_dir2_block.h - * Directory version 2, single block format structures - */ - -struct uio; -struct xfs_dabuf; -struct xfs_da_args; -struct xfs_dir2_data_hdr; -struct xfs_dir2_leaf_entry; -struct xfs_inode; -struct xfs_mount; -struct xfs_trans; - -/* - * The single block format is as follows: - * xfs_dir2_data_hdr_t structure - * xfs_dir2_data_entry_t and xfs_dir2_data_unused_t structures - * xfs_dir2_leaf_entry_t structures - * xfs_dir2_block_tail_t structure - */ - -#define XFS_DIR2_BLOCK_MAGIC 0x58443242 /* XD2B: for one block dirs */ - -typedef struct xfs_dir2_block_tail { - __be32 count; /* count of leaf entries */ - __be32 stale; /* count of stale lf entries */ -} xfs_dir2_block_tail_t; - -/* - * Generic single-block structure, for xfs_db. - */ -typedef struct xfs_dir2_block { - xfs_dir2_data_hdr_t hdr; /* magic XFS_DIR2_BLOCK_MAGIC */ - xfs_dir2_data_union_t u[1]; - xfs_dir2_leaf_entry_t leaf[1]; - xfs_dir2_block_tail_t tail; -} xfs_dir2_block_t; - -/* - * Pointer to the leaf header embedded in a data block (1-block format) - */ -static inline xfs_dir2_block_tail_t * -xfs_dir2_block_tail_p(struct xfs_mount *mp, xfs_dir2_block_t *block) -{ - return (((xfs_dir2_block_tail_t *) - ((char *)(block) + (mp)->m_dirblksize)) - 1); -} - -/* - * Pointer to the leaf entries embedded in a data block (1-block format) - */ -static inline struct xfs_dir2_leaf_entry * -xfs_dir2_block_leaf_p(xfs_dir2_block_tail_t *btp) -{ - return ((struct xfs_dir2_leaf_entry *)btp) - be32_to_cpu(btp->count); -} - -/* - * Function declarations. - */ -extern int xfs_dir2_block_addname(struct xfs_da_args *args); -extern int xfs_dir2_block_getdents(struct xfs_inode *dp, void *dirent, - xfs_off_t *offset, filldir_t filldir); -extern int xfs_dir2_block_lookup(struct xfs_da_args *args); -extern int xfs_dir2_block_removename(struct xfs_da_args *args); -extern int xfs_dir2_block_replace(struct xfs_da_args *args); -extern int xfs_dir2_leaf_to_block(struct xfs_da_args *args, - struct xfs_dabuf *lbp, struct xfs_dabuf *dbp); -extern int xfs_dir2_sf_to_block(struct xfs_da_args *args); - -#endif /* __XFS_DIR2_BLOCK_H__ */ |