bcachefs-tools/libbcachefs/dirent.h

47 lines
1.3 KiB
C

#ifndef _BCACHEFS_DIRENT_H
#define _BCACHEFS_DIRENT_H
#include "str_hash.h"
extern const struct bch_hash_desc bch2_dirent_hash_desc;
const char *bch2_dirent_invalid(const struct bch_fs *, struct bkey_s_c);
void bch2_dirent_to_text(struct bch_fs *, char *, size_t, struct bkey_s_c);
#define bch2_bkey_dirent_ops (struct bkey_ops) { \
.key_invalid = bch2_dirent_invalid, \
.val_to_text = bch2_dirent_to_text, \
}
struct qstr;
struct file;
struct dir_context;
struct bch_fs;
struct bch_hash_info;
struct bch_inode_info;
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 *);
enum bch_rename_mode {
BCH_RENAME,
BCH_RENAME_OVERWRITE,
BCH_RENAME_EXCHANGE,
};
int bch2_dirent_rename(struct bch_fs *,
struct bch_inode_info *, const struct qstr *,
struct bch_inode_info *, const struct qstr *,
u64 *, enum bch_rename_mode);
u64 bch2_dirent_lookup(struct bch_fs *, u64, const struct bch_hash_info *,
const struct qstr *);
int bch2_empty_dir(struct bch_fs *, u64);
int bch2_readdir(struct bch_fs *, struct file *, struct dir_context *);
#endif /* _BCACHEFS_DIRENT_H */