136 lines
6.2 KiB
C
136 lines
6.2 KiB
C
/*
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* Copyright (c) 2000-2001,2005 Silicon Graphics, Inc.
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* All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it would be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __XFS_DIR2_PRIV_H__
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#define __XFS_DIR2_PRIV_H__
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/* xfs_dir2.c */
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extern int xfs_dir_ino_validate(struct xfs_mount *mp, xfs_ino_t ino);
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extern int xfs_dir2_isblock(struct xfs_trans *tp, struct xfs_inode *dp, int *r);
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extern int xfs_dir2_isleaf(struct xfs_trans *tp, struct xfs_inode *dp, int *r);
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extern int xfs_dir2_grow_inode(struct xfs_da_args *args, int space,
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xfs_dir2_db_t *dbp);
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extern int xfs_dir2_shrink_inode(struct xfs_da_args *args, xfs_dir2_db_t db,
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struct xfs_buf *bp);
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extern int xfs_dir_cilookup_result(struct xfs_da_args *args,
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const unsigned char *name, int len);
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/* xfs_dir2_block.c */
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extern int xfs_dir2_block_addname(struct xfs_da_args *args);
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extern int xfs_dir2_block_getdents(struct xfs_inode *dp, void *dirent,
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xfs_off_t *offset, filldir_t filldir);
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extern int xfs_dir2_block_lookup(struct xfs_da_args *args);
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extern int xfs_dir2_block_removename(struct xfs_da_args *args);
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extern int xfs_dir2_block_replace(struct xfs_da_args *args);
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extern int xfs_dir2_leaf_to_block(struct xfs_da_args *args,
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struct xfs_buf *lbp, struct xfs_buf *dbp);
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/* xfs_dir2_data.c */
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#ifdef DEBUG
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extern void xfs_dir2_data_check(struct xfs_inode *dp, struct xfs_buf *bp);
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#else
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#define xfs_dir2_data_check(dp,bp)
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#endif
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extern struct xfs_dir2_data_free *
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xfs_dir2_data_freeinsert(struct xfs_dir2_data_hdr *hdr,
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struct xfs_dir2_data_unused *dup, int *loghead);
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extern void xfs_dir2_data_freescan(struct xfs_mount *mp,
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struct xfs_dir2_data_hdr *hdr, int *loghead);
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extern int xfs_dir2_data_init(struct xfs_da_args *args, xfs_dir2_db_t blkno,
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struct xfs_buf **bpp);
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extern void xfs_dir2_data_log_entry(struct xfs_trans *tp, struct xfs_buf *bp,
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struct xfs_dir2_data_entry *dep);
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extern void xfs_dir2_data_log_header(struct xfs_trans *tp,
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struct xfs_buf *bp);
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extern void xfs_dir2_data_log_unused(struct xfs_trans *tp, struct xfs_buf *bp,
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struct xfs_dir2_data_unused *dup);
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extern void xfs_dir2_data_make_free(struct xfs_trans *tp, struct xfs_buf *bp,
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xfs_dir2_data_aoff_t offset, xfs_dir2_data_aoff_t len,
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int *needlogp, int *needscanp);
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extern void xfs_dir2_data_use_free(struct xfs_trans *tp, struct xfs_buf *bp,
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struct xfs_dir2_data_unused *dup, xfs_dir2_data_aoff_t offset,
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xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp);
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/* xfs_dir2_leaf.c */
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extern int xfs_dir2_block_to_leaf(struct xfs_da_args *args,
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struct xfs_buf *dbp);
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extern int xfs_dir2_leaf_addname(struct xfs_da_args *args);
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extern void xfs_dir2_leaf_compact(struct xfs_da_args *args,
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struct xfs_buf *bp);
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extern void xfs_dir2_leaf_compact_x1(struct xfs_buf *bp, int *indexp,
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int *lowstalep, int *highstalep, int *lowlogp, int *highlogp);
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extern int xfs_dir2_leaf_getdents(struct xfs_inode *dp, void *dirent,
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size_t bufsize, xfs_off_t *offset, filldir_t filldir);
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extern int xfs_dir2_leaf_init(struct xfs_da_args *args, xfs_dir2_db_t bno,
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struct xfs_buf **bpp, int magic);
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extern void xfs_dir2_leaf_log_ents(struct xfs_trans *tp, struct xfs_buf *bp,
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int first, int last);
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extern void xfs_dir2_leaf_log_header(struct xfs_trans *tp,
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struct xfs_buf *bp);
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extern int xfs_dir2_leaf_lookup(struct xfs_da_args *args);
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extern int xfs_dir2_leaf_removename(struct xfs_da_args *args);
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extern int xfs_dir2_leaf_replace(struct xfs_da_args *args);
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extern int xfs_dir2_leaf_search_hash(struct xfs_da_args *args,
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struct xfs_buf *lbp);
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extern int xfs_dir2_leaf_trim_data(struct xfs_da_args *args,
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struct xfs_buf *lbp, xfs_dir2_db_t db);
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extern struct xfs_dir2_leaf_entry *
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xfs_dir2_leaf_find_entry(struct xfs_dir2_leaf *leaf, int index, int compact,
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int lowstale, int highstale,
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int *lfloglow, int *lfloghigh);
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extern int xfs_dir2_node_to_leaf(struct xfs_da_state *state);
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/* xfs_dir2_node.c */
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extern int xfs_dir2_leaf_to_node(struct xfs_da_args *args,
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struct xfs_buf *lbp);
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extern xfs_dahash_t xfs_dir2_leafn_lasthash(struct xfs_buf *bp, int *count);
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extern int xfs_dir2_leafn_lookup_int(struct xfs_buf *bp,
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struct xfs_da_args *args, int *indexp,
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struct xfs_da_state *state);
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extern int xfs_dir2_leafn_order(struct xfs_buf *leaf1_bp,
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struct xfs_buf *leaf2_bp);
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extern int xfs_dir2_leafn_split(struct xfs_da_state *state,
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struct xfs_da_state_blk *oldblk, struct xfs_da_state_blk *newblk);
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extern int xfs_dir2_leafn_toosmall(struct xfs_da_state *state, int *action);
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extern void xfs_dir2_leafn_unbalance(struct xfs_da_state *state,
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struct xfs_da_state_blk *drop_blk,
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struct xfs_da_state_blk *save_blk);
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extern int xfs_dir2_node_addname(struct xfs_da_args *args);
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extern int xfs_dir2_node_lookup(struct xfs_da_args *args);
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extern int xfs_dir2_node_removename(struct xfs_da_args *args);
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extern int xfs_dir2_node_replace(struct xfs_da_args *args);
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extern int xfs_dir2_node_trim_free(struct xfs_da_args *args, xfs_fileoff_t fo,
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int *rvalp);
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/* xfs_dir2_sf.c */
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extern xfs_ino_t xfs_dir2_sf_get_parent_ino(struct xfs_dir2_sf_hdr *sfp);
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extern xfs_ino_t xfs_dir2_sfe_get_ino(struct xfs_dir2_sf_hdr *sfp,
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struct xfs_dir2_sf_entry *sfep);
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extern int xfs_dir2_block_sfsize(struct xfs_inode *dp,
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struct xfs_dir2_data_hdr *block, struct xfs_dir2_sf_hdr *sfhp);
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extern int xfs_dir2_block_to_sf(struct xfs_da_args *args, struct xfs_buf *bp,
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int size, xfs_dir2_sf_hdr_t *sfhp);
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extern int xfs_dir2_sf_addname(struct xfs_da_args *args);
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extern int xfs_dir2_sf_create(struct xfs_da_args *args, xfs_ino_t pino);
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extern int xfs_dir2_sf_getdents(struct xfs_inode *dp, void *dirent,
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xfs_off_t *offset, filldir_t filldir);
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extern int xfs_dir2_sf_lookup(struct xfs_da_args *args);
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extern int xfs_dir2_sf_removename(struct xfs_da_args *args);
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extern int xfs_dir2_sf_replace(struct xfs_da_args *args);
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#endif /* __XFS_DIR2_PRIV_H__ */
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