+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHEFS_DIRENT_H
#define _BCACHEFS_DIRENT_H
#include "str_hash.h"
+enum bkey_invalid_flags;
extern const struct bch_hash_desc bch2_dirent_hash_desc;
-extern const struct bkey_ops bch2_bkey_dirent_ops;
+
+int bch2_dirent_invalid(struct bch_fs *, struct bkey_s_c,
+ enum bkey_invalid_flags, struct printbuf *);
+void bch2_dirent_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c);
+
+#define bch2_bkey_ops_dirent ((struct bkey_ops) { \
+ .key_invalid = bch2_dirent_invalid, \
+ .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;
+
+struct qstr bch2_dirent_get_name(struct bkey_s_c_dirent d);
+
+static inline unsigned dirent_val_u64s(unsigned len)
+{
+ return DIV_ROUND_UP(offsetof(struct bch_dirent, d_name) + len,
+ sizeof(u64));
+}
+
+int bch2_dirent_read_target(struct btree_trans *, subvol_inum,
+ struct bkey_s_c_dirent, subvol_inum *);
+
+int bch2_dirent_create_snapshot(struct btree_trans *, u32, u64, u32,
+ const struct bch_hash_info *, u8,
+ const struct qstr *, u64, u64 *,
+ bch_str_hash_flags_t);
+int bch2_dirent_create(struct btree_trans *, subvol_inum,
+ const struct bch_hash_info *, u8,
+ const struct qstr *, u64, u64 *,
+ bch_str_hash_flags_t);
-unsigned bch2_dirent_name_bytes(struct bkey_s_c_dirent);
-int bch2_dirent_create(struct bch_fs *c, u64, const struct bch_hash_info *,
- u8, const struct qstr *, u64, u64 *, int);
-int bch2_dirent_delete(struct bch_fs *, u64, const struct bch_hash_info *,
- const struct qstr *, u64 *);
+static inline unsigned vfs_d_type(unsigned type)
+{
+ return type == DT_SUBVOL ? DT_DIR : type;
+}
enum bch_rename_mode {
BCH_RENAME,
BCH_RENAME_EXCHANGE,
};
-int bch2_dirent_rename(struct bch_fs *,
- struct inode *, const struct qstr *,
- struct inode *, const struct qstr *,
- u64 *, enum bch_rename_mode);
+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);
-u64 bch2_dirent_lookup(struct bch_fs *, u64, const struct bch_hash_info *,
- const struct qstr *);
+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(struct bch_fs *, u64);
-int bch2_readdir(struct bch_fs *, struct file *, struct dir_context *);
+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 dir_context *);
#endif /* _BCACHEFS_DIRENT_H */