diff options
Diffstat (limited to 'fs/bcachefs/dirent.h')
-rw-r--r-- | fs/bcachefs/dirent.h | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/fs/bcachefs/dirent.h b/fs/bcachefs/dirent.h deleted file mode 100644 index 0417608c18d5..000000000000 --- a/fs/bcachefs/dirent.h +++ /dev/null @@ -1,119 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _BCACHEFS_DIRENT_H -#define _BCACHEFS_DIRENT_H - -#include "str_hash.h" - -extern const struct bch_hash_desc bch2_dirent_hash_desc; - -int bch2_dirent_validate(struct bch_fs *, struct bkey_s_c, - struct bkey_validate_context); -void bch2_dirent_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); - -#define bch2_bkey_ops_dirent ((struct bkey_ops) { \ - .key_validate = bch2_dirent_validate, \ - .val_to_text = bch2_dirent_to_text, \ - .min_val_size = 16, \ -}) - -struct qstr; -struct file; -struct dir_context; -struct bch_fs; -struct bch_hash_info; -struct bch_inode_info; - -#ifdef CONFIG_UNICODE -int bch2_casefold(struct btree_trans *, const struct bch_hash_info *, - const struct qstr *, struct qstr *); -#else -static inline int bch2_casefold(struct btree_trans *trans, const struct bch_hash_info *info, - const struct qstr *str, struct qstr *out_cf) -{ - return -EOPNOTSUPP; -} -#endif - -static inline int bch2_maybe_casefold(struct btree_trans *trans, - const struct bch_hash_info *info, - const struct qstr *str, struct qstr *out_cf) -{ - if (likely(!info->cf_encoding)) { - *out_cf = *str; - return 0; - } else { - return bch2_casefold(trans, info, str, out_cf); - } -} - -struct qstr bch2_dirent_get_name(struct bkey_s_c_dirent); - -static inline unsigned dirent_val_u64s(unsigned len, unsigned cf_len) -{ - unsigned bytes = cf_len - ? offsetof(struct bch_dirent, d_cf_name_block.d_names) + len + cf_len - : offsetof(struct bch_dirent, d_name) + len; - - return DIV_ROUND_UP(bytes, sizeof(u64)); -} - -int bch2_dirent_read_target(struct btree_trans *, subvol_inum, - struct bkey_s_c_dirent, subvol_inum *); - -static inline void dirent_copy_target(struct bkey_i_dirent *dst, - struct bkey_s_c_dirent src) -{ - dst->v.d_inum = src.v->d_inum; - dst->v.d_type = src.v->d_type; -} - -int bch2_dirent_init_name(struct bch_fs *, - struct bkey_i_dirent *, - const struct bch_hash_info *, - const struct qstr *, - const struct qstr *); -struct bkey_i_dirent *bch2_dirent_create_key(struct btree_trans *, - const struct bch_hash_info *, subvol_inum, u8, - const struct qstr *, const struct qstr *, u64); - -int bch2_dirent_create_snapshot(struct btree_trans *, u32, u64, u32, - const struct bch_hash_info *, u8, - const struct qstr *, u64, u64 *, - enum btree_iter_update_trigger_flags); -int bch2_dirent_create(struct btree_trans *, subvol_inum, - const struct bch_hash_info *, u8, - const struct qstr *, u64, u64 *, - enum btree_iter_update_trigger_flags); - -static inline unsigned vfs_d_type(unsigned type) -{ - return type == DT_SUBVOL ? DT_DIR : type; -} - -enum bch_rename_mode { - BCH_RENAME, - BCH_RENAME_OVERWRITE, - BCH_RENAME_EXCHANGE, -}; - -int bch2_dirent_rename(struct btree_trans *, - subvol_inum, struct bch_hash_info *, - subvol_inum, struct bch_hash_info *, - const struct qstr *, subvol_inum *, u64 *, - const struct qstr *, subvol_inum *, u64 *, - enum bch_rename_mode); - -int bch2_dirent_lookup_trans(struct btree_trans *, struct btree_iter *, - subvol_inum, const struct bch_hash_info *, - const struct qstr *, subvol_inum *, unsigned); -u64 bch2_dirent_lookup(struct bch_fs *, subvol_inum, - const struct bch_hash_info *, - const struct qstr *, subvol_inum *); - -int bch2_empty_dir_snapshot(struct btree_trans *, u64, u32, u32); -int bch2_empty_dir_trans(struct btree_trans *, subvol_inum); -int bch2_readdir(struct bch_fs *, subvol_inum, struct bch_hash_info *, struct dir_context *); - -int bch2_fsck_remove_dirent(struct btree_trans *, struct bpos); - -#endif /* _BCACHEFS_DIRENT_H */ |