| .. | .. |
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| 1 | | -// SPDX-License-Identifier: GPL-2.0 |
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| 1 | +/* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | 2 | /* |
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| 3 | 3 | * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc. |
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| 4 | 4 | * All Rights Reserved. |
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| .. | .. |
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| 18 | 18 | struct xfs_dir2_data_hdr; |
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| 19 | 19 | struct xfs_dir2_data_entry; |
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| 20 | 20 | struct xfs_dir2_data_unused; |
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| 21 | +struct xfs_dir3_icfree_hdr; |
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| 22 | +struct xfs_dir3_icleaf_hdr; |
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| 21 | 23 | |
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| 22 | 24 | extern struct xfs_name xfs_name_dotdot; |
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| 23 | 25 | |
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| .. | .. |
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| 25 | 27 | * Convert inode mode to directory entry filetype |
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| 26 | 28 | */ |
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| 27 | 29 | extern unsigned char xfs_mode_to_ftype(int mode); |
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| 28 | | - |
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| 29 | | -/* |
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| 30 | | - * directory operations vector for encode/decode routines |
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| 31 | | - */ |
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| 32 | | -struct xfs_dir_ops { |
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| 33 | | - int (*sf_entsize)(struct xfs_dir2_sf_hdr *hdr, int len); |
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| 34 | | - struct xfs_dir2_sf_entry * |
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| 35 | | - (*sf_nextentry)(struct xfs_dir2_sf_hdr *hdr, |
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| 36 | | - struct xfs_dir2_sf_entry *sfep); |
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| 37 | | - uint8_t (*sf_get_ftype)(struct xfs_dir2_sf_entry *sfep); |
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| 38 | | - void (*sf_put_ftype)(struct xfs_dir2_sf_entry *sfep, |
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| 39 | | - uint8_t ftype); |
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| 40 | | - xfs_ino_t (*sf_get_ino)(struct xfs_dir2_sf_hdr *hdr, |
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| 41 | | - struct xfs_dir2_sf_entry *sfep); |
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| 42 | | - void (*sf_put_ino)(struct xfs_dir2_sf_hdr *hdr, |
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| 43 | | - struct xfs_dir2_sf_entry *sfep, |
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| 44 | | - xfs_ino_t ino); |
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| 45 | | - xfs_ino_t (*sf_get_parent_ino)(struct xfs_dir2_sf_hdr *hdr); |
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| 46 | | - void (*sf_put_parent_ino)(struct xfs_dir2_sf_hdr *hdr, |
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| 47 | | - xfs_ino_t ino); |
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| 48 | | - |
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| 49 | | - int (*data_entsize)(int len); |
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| 50 | | - uint8_t (*data_get_ftype)(struct xfs_dir2_data_entry *dep); |
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| 51 | | - void (*data_put_ftype)(struct xfs_dir2_data_entry *dep, |
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| 52 | | - uint8_t ftype); |
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| 53 | | - __be16 * (*data_entry_tag_p)(struct xfs_dir2_data_entry *dep); |
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| 54 | | - struct xfs_dir2_data_free * |
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| 55 | | - (*data_bestfree_p)(struct xfs_dir2_data_hdr *hdr); |
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| 56 | | - |
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| 57 | | - xfs_dir2_data_aoff_t data_dot_offset; |
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| 58 | | - xfs_dir2_data_aoff_t data_dotdot_offset; |
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| 59 | | - xfs_dir2_data_aoff_t data_first_offset; |
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| 60 | | - size_t data_entry_offset; |
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| 61 | | - |
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| 62 | | - struct xfs_dir2_data_entry * |
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| 63 | | - (*data_dot_entry_p)(struct xfs_dir2_data_hdr *hdr); |
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| 64 | | - struct xfs_dir2_data_entry * |
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| 65 | | - (*data_dotdot_entry_p)(struct xfs_dir2_data_hdr *hdr); |
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| 66 | | - struct xfs_dir2_data_entry * |
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| 67 | | - (*data_first_entry_p)(struct xfs_dir2_data_hdr *hdr); |
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| 68 | | - struct xfs_dir2_data_entry * |
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| 69 | | - (*data_entry_p)(struct xfs_dir2_data_hdr *hdr); |
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| 70 | | - struct xfs_dir2_data_unused * |
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| 71 | | - (*data_unused_p)(struct xfs_dir2_data_hdr *hdr); |
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| 72 | | - |
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| 73 | | - int leaf_hdr_size; |
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| 74 | | - void (*leaf_hdr_to_disk)(struct xfs_dir2_leaf *to, |
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| 75 | | - struct xfs_dir3_icleaf_hdr *from); |
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| 76 | | - void (*leaf_hdr_from_disk)(struct xfs_dir3_icleaf_hdr *to, |
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| 77 | | - struct xfs_dir2_leaf *from); |
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| 78 | | - int (*leaf_max_ents)(struct xfs_da_geometry *geo); |
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| 79 | | - struct xfs_dir2_leaf_entry * |
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| 80 | | - (*leaf_ents_p)(struct xfs_dir2_leaf *lp); |
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| 81 | | - |
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| 82 | | - int node_hdr_size; |
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| 83 | | - void (*node_hdr_to_disk)(struct xfs_da_intnode *to, |
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| 84 | | - struct xfs_da3_icnode_hdr *from); |
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| 85 | | - void (*node_hdr_from_disk)(struct xfs_da3_icnode_hdr *to, |
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| 86 | | - struct xfs_da_intnode *from); |
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| 87 | | - struct xfs_da_node_entry * |
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| 88 | | - (*node_tree_p)(struct xfs_da_intnode *dap); |
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| 89 | | - |
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| 90 | | - int free_hdr_size; |
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| 91 | | - void (*free_hdr_to_disk)(struct xfs_dir2_free *to, |
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| 92 | | - struct xfs_dir3_icfree_hdr *from); |
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| 93 | | - void (*free_hdr_from_disk)(struct xfs_dir3_icfree_hdr *to, |
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| 94 | | - struct xfs_dir2_free *from); |
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| 95 | | - int (*free_max_bests)(struct xfs_da_geometry *geo); |
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| 96 | | - __be16 * (*free_bests_p)(struct xfs_dir2_free *free); |
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| 97 | | - xfs_dir2_db_t (*db_to_fdb)(struct xfs_da_geometry *geo, |
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| 98 | | - xfs_dir2_db_t db); |
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| 99 | | - int (*db_to_fdindex)(struct xfs_da_geometry *geo, |
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| 100 | | - xfs_dir2_db_t db); |
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| 101 | | -}; |
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| 102 | | - |
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| 103 | | -extern const struct xfs_dir_ops * |
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| 104 | | - xfs_dir_get_ops(struct xfs_mount *mp, struct xfs_inode *dp); |
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| 105 | | -extern const struct xfs_dir_ops * |
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| 106 | | - xfs_nondir_get_ops(struct xfs_mount *mp, struct xfs_inode *dp); |
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| 107 | 30 | |
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| 108 | 31 | /* |
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| 109 | 32 | * Generic directory interface routines |
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| .. | .. |
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| 143 | 66 | extern int xfs_dir2_shrink_inode(struct xfs_da_args *args, xfs_dir2_db_t db, |
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| 144 | 67 | struct xfs_buf *bp); |
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| 145 | 68 | |
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| 146 | | -extern void xfs_dir2_data_freescan_int(struct xfs_da_geometry *geo, |
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| 147 | | - const struct xfs_dir_ops *ops, |
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| 148 | | - struct xfs_dir2_data_hdr *hdr, int *loghead); |
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| 149 | | -extern void xfs_dir2_data_freescan(struct xfs_inode *dp, |
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| 69 | +extern void xfs_dir2_data_freescan(struct xfs_mount *mp, |
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| 150 | 70 | struct xfs_dir2_data_hdr *hdr, int *loghead); |
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| 151 | 71 | extern void xfs_dir2_data_log_entry(struct xfs_da_args *args, |
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| 152 | 72 | struct xfs_buf *bp, struct xfs_dir2_data_entry *dep); |
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| .. | .. |
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| 324 | 244 | #define XFS_READDIR_BUFSIZE (32768) |
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| 325 | 245 | |
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| 326 | 246 | unsigned char xfs_dir3_get_dtype(struct xfs_mount *mp, uint8_t filetype); |
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| 327 | | -void *xfs_dir3_data_endp(struct xfs_da_geometry *geo, |
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| 247 | +unsigned int xfs_dir3_data_end_offset(struct xfs_da_geometry *geo, |
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| 328 | 248 | struct xfs_dir2_data_hdr *hdr); |
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| 249 | +bool xfs_dir2_namecheck(const void *name, size_t length); |
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| 329 | 250 | |
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| 330 | 251 | #endif /* __XFS_DIR2_H__ */ |
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