| 1 | /* |
| 2 | * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc. |
| 3 | * All Rights Reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU General Public License as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it would be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write the Free Software Foundation, |
| 16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 17 | */ |
| 18 | #ifndef __XFS_DIR2_PRIV_H__ |
| 19 | #define __XFS_DIR2_PRIV_H__ |
| 20 | |
| 21 | /* xfs_dir2.c */ |
| 22 | extern int xfs_dir_ino_validate(struct xfs_mount *mp, xfs_ino_t ino); |
| 23 | extern int xfs_dir2_isblock(struct xfs_trans *tp, struct xfs_inode *dp, int *r); |
| 24 | extern int xfs_dir2_isleaf(struct xfs_trans *tp, struct xfs_inode *dp, int *r); |
| 25 | extern int xfs_dir2_grow_inode(struct xfs_da_args *args, int space, |
| 26 | xfs_dir2_db_t *dbp); |
| 27 | extern int xfs_dir2_shrink_inode(struct xfs_da_args *args, xfs_dir2_db_t db, |
| 28 | struct xfs_dabuf *bp); |
| 29 | extern int xfs_dir_cilookup_result(struct xfs_da_args *args, |
| 30 | const unsigned char *name, int len); |
| 31 | |
| 32 | /* xfs_dir2_block.c */ |
| 33 | extern int xfs_dir2_block_addname(struct xfs_da_args *args); |
| 34 | extern int xfs_dir2_block_getdents(struct xfs_inode *dp, void *dirent, |
| 35 | xfs_off_t *offset, filldir_t filldir); |
| 36 | extern int xfs_dir2_block_lookup(struct xfs_da_args *args); |
| 37 | extern int xfs_dir2_block_removename(struct xfs_da_args *args); |
| 38 | extern int xfs_dir2_block_replace(struct xfs_da_args *args); |
| 39 | extern int xfs_dir2_leaf_to_block(struct xfs_da_args *args, |
| 40 | struct xfs_dabuf *lbp, struct xfs_dabuf *dbp); |
| 41 | |
| 42 | /* xfs_dir2_data.c */ |
| 43 | #ifdef DEBUG |
| 44 | extern void xfs_dir2_data_check(struct xfs_inode *dp, struct xfs_dabuf *bp); |
| 45 | #else |
| 46 | #define xfs_dir2_data_check(dp,bp) |
| 47 | #endif |
| 48 | extern struct xfs_dir2_data_free * |
| 49 | xfs_dir2_data_freeinsert(struct xfs_dir2_data_hdr *hdr, |
| 50 | struct xfs_dir2_data_unused *dup, int *loghead); |
| 51 | extern void xfs_dir2_data_freescan(struct xfs_mount *mp, |
| 52 | struct xfs_dir2_data_hdr *hdr, int *loghead); |
| 53 | extern int xfs_dir2_data_init(struct xfs_da_args *args, xfs_dir2_db_t blkno, |
| 54 | struct xfs_dabuf **bpp); |
| 55 | extern void xfs_dir2_data_log_entry(struct xfs_trans *tp, struct xfs_dabuf *bp, |
| 56 | struct xfs_dir2_data_entry *dep); |
| 57 | extern void xfs_dir2_data_log_header(struct xfs_trans *tp, |
| 58 | struct xfs_dabuf *bp); |
| 59 | extern void xfs_dir2_data_log_unused(struct xfs_trans *tp, struct xfs_dabuf *bp, |
| 60 | struct xfs_dir2_data_unused *dup); |
| 61 | extern void xfs_dir2_data_make_free(struct xfs_trans *tp, struct xfs_dabuf *bp, |
| 62 | xfs_dir2_data_aoff_t offset, xfs_dir2_data_aoff_t len, |
| 63 | int *needlogp, int *needscanp); |
| 64 | extern void xfs_dir2_data_use_free(struct xfs_trans *tp, struct xfs_dabuf *bp, |
| 65 | struct xfs_dir2_data_unused *dup, xfs_dir2_data_aoff_t offset, |
| 66 | xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp); |
| 67 | |
| 68 | /* xfs_dir2_leaf.c */ |
| 69 | extern int xfs_dir2_block_to_leaf(struct xfs_da_args *args, |
| 70 | struct xfs_dabuf *dbp); |
| 71 | extern int xfs_dir2_leaf_addname(struct xfs_da_args *args); |
| 72 | extern void xfs_dir2_leaf_compact(struct xfs_da_args *args, |
| 73 | struct xfs_dabuf *bp); |
| 74 | extern void xfs_dir2_leaf_compact_x1(struct xfs_dabuf *bp, int *indexp, |
| 75 | int *lowstalep, int *highstalep, int *lowlogp, int *highlogp); |
| 76 | extern int xfs_dir2_leaf_getdents(struct xfs_inode *dp, void *dirent, |
| 77 | size_t bufsize, xfs_off_t *offset, filldir_t filldir); |
| 78 | extern int xfs_dir2_leaf_init(struct xfs_da_args *args, xfs_dir2_db_t bno, |
| 79 | struct xfs_dabuf **bpp, int magic); |
| 80 | extern void xfs_dir2_leaf_log_ents(struct xfs_trans *tp, struct xfs_dabuf *bp, |
| 81 | int first, int last); |
| 82 | extern void xfs_dir2_leaf_log_header(struct xfs_trans *tp, |
| 83 | struct xfs_dabuf *bp); |
| 84 | extern int xfs_dir2_leaf_lookup(struct xfs_da_args *args); |
| 85 | extern int xfs_dir2_leaf_removename(struct xfs_da_args *args); |
| 86 | extern int xfs_dir2_leaf_replace(struct xfs_da_args *args); |
| 87 | extern int xfs_dir2_leaf_search_hash(struct xfs_da_args *args, |
| 88 | struct xfs_dabuf *lbp); |
| 89 | extern int xfs_dir2_leaf_trim_data(struct xfs_da_args *args, |
| 90 | struct xfs_dabuf *lbp, xfs_dir2_db_t db); |
| 91 | extern struct xfs_dir2_leaf_entry * |
| 92 | xfs_dir2_leaf_find_entry(struct xfs_dir2_leaf *leaf, int index, int compact, |
| 93 | int lowstale, int highstale, |
| 94 | int *lfloglow, int *lfloghigh); |
| 95 | extern int xfs_dir2_node_to_leaf(struct xfs_da_state *state); |
| 96 | |
| 97 | /* xfs_dir2_node.c */ |
| 98 | extern int xfs_dir2_leaf_to_node(struct xfs_da_args *args, |
| 99 | struct xfs_dabuf *lbp); |
| 100 | extern xfs_dahash_t xfs_dir2_leafn_lasthash(struct xfs_dabuf *bp, int *count); |
| 101 | extern int xfs_dir2_leafn_lookup_int(struct xfs_dabuf *bp, |
| 102 | struct xfs_da_args *args, int *indexp, |
| 103 | struct xfs_da_state *state); |
| 104 | extern int xfs_dir2_leafn_order(struct xfs_dabuf *leaf1_bp, |
| 105 | struct xfs_dabuf *leaf2_bp); |
| 106 | extern int xfs_dir2_leafn_split(struct xfs_da_state *state, |
| 107 | struct xfs_da_state_blk *oldblk, struct xfs_da_state_blk *newblk); |
| 108 | extern int xfs_dir2_leafn_toosmall(struct xfs_da_state *state, int *action); |
| 109 | extern void xfs_dir2_leafn_unbalance(struct xfs_da_state *state, |
| 110 | struct xfs_da_state_blk *drop_blk, |
| 111 | struct xfs_da_state_blk *save_blk); |
| 112 | extern int xfs_dir2_node_addname(struct xfs_da_args *args); |
| 113 | extern int xfs_dir2_node_lookup(struct xfs_da_args *args); |
| 114 | extern int xfs_dir2_node_removename(struct xfs_da_args *args); |
| 115 | extern int xfs_dir2_node_replace(struct xfs_da_args *args); |
| 116 | extern int xfs_dir2_node_trim_free(struct xfs_da_args *args, xfs_fileoff_t fo, |
| 117 | int *rvalp); |
| 118 | |
| 119 | /* xfs_dir2_sf.c */ |
| 120 | extern xfs_ino_t xfs_dir2_sf_get_parent_ino(struct xfs_dir2_sf_hdr *sfp); |
| 121 | extern xfs_ino_t xfs_dir2_sfe_get_ino(struct xfs_dir2_sf_hdr *sfp, |
| 122 | struct xfs_dir2_sf_entry *sfep); |
| 123 | extern int xfs_dir2_block_sfsize(struct xfs_inode *dp, |
| 124 | struct xfs_dir2_data_hdr *block, struct xfs_dir2_sf_hdr *sfhp); |
| 125 | extern int xfs_dir2_block_to_sf(struct xfs_da_args *args, struct xfs_dabuf *bp, |
| 126 | int size, xfs_dir2_sf_hdr_t *sfhp); |
| 127 | extern int xfs_dir2_sf_addname(struct xfs_da_args *args); |
| 128 | extern int xfs_dir2_sf_create(struct xfs_da_args *args, xfs_ino_t pino); |
| 129 | extern int xfs_dir2_sf_getdents(struct xfs_inode *dp, void *dirent, |
| 130 | xfs_off_t *offset, filldir_t filldir); |
| 131 | extern int xfs_dir2_sf_lookup(struct xfs_da_args *args); |
| 132 | extern int xfs_dir2_sf_removename(struct xfs_da_args *args); |
| 133 | extern int xfs_dir2_sf_replace(struct xfs_da_args *args); |
| 134 | |
| 135 | #endif /* __XFS_DIR2_PRIV_H__ */ |