mirror of
https://github.com/koverstreet/bcachefs-tools.git
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91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _BCACHEFS_NAMEI_H
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#define _BCACHEFS_NAMEI_H
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#include "dirent.h"
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struct posix_acl;
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#define BCH_CREATE_TMPFILE (1U << 0)
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#define BCH_CREATE_SUBVOL (1U << 1)
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#define BCH_CREATE_SNAPSHOT (1U << 2)
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#define BCH_CREATE_SNAPSHOT_RO (1U << 3)
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int bch2_create_trans(struct btree_trans *, subvol_inum,
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struct bch_inode_unpacked *,
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struct bch_inode_unpacked *,
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const struct qstr *,
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uid_t, gid_t, umode_t, dev_t,
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struct posix_acl *,
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struct posix_acl *,
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subvol_inum, unsigned);
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int bch2_link_trans(struct btree_trans *,
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subvol_inum, struct bch_inode_unpacked *,
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subvol_inum, struct bch_inode_unpacked *,
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const struct qstr *);
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int bch2_unlink_trans(struct btree_trans *, subvol_inum,
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struct bch_inode_unpacked *,
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struct bch_inode_unpacked *,
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const struct qstr *, bool);
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int bch2_rename_trans(struct btree_trans *,
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subvol_inum, struct bch_inode_unpacked *,
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subvol_inum, struct bch_inode_unpacked *,
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struct bch_inode_unpacked *,
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struct bch_inode_unpacked *,
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const struct qstr *,
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const struct qstr *,
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enum bch_rename_mode);
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bool bch2_reinherit_attrs(struct bch_inode_unpacked *,
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struct bch_inode_unpacked *);
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int bch2_inum_to_path(struct btree_trans *, subvol_inum, struct printbuf *);
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int bch2_inum_snapshot_to_path(struct btree_trans *, u64, u32,
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snapshot_id_list *, struct printbuf *);
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int __bch2_check_dirent_target(struct btree_trans *,
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struct btree_iter *,
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struct bkey_s_c_dirent,
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struct bch_inode_unpacked *, bool);
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static inline int dirent_points_to_inode_nowarn(struct bch_fs *c,
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struct bkey_s_c_dirent d,
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struct bch_inode_unpacked *inode)
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{
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if (d.v->d_type == DT_SUBVOL
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? le32_to_cpu(d.v->d_child_subvol) == inode->bi_subvol
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: le64_to_cpu(d.v->d_inum) == inode->bi_inum)
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return 0;
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return bch_err_throw(c, ENOENT_dirent_doesnt_match_inode);
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}
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static inline bool inode_points_to_dirent(struct bch_inode_unpacked *inode,
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struct bkey_s_c_dirent d)
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{
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return inode->bi_dir == d.k->p.inode &&
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inode->bi_dir_offset == d.k->p.offset;
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}
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static inline int bch2_check_dirent_target(struct btree_trans *trans,
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struct btree_iter *dirent_iter,
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struct bkey_s_c_dirent d,
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struct bch_inode_unpacked *target,
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bool in_fsck)
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{
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if (likely(inode_points_to_dirent(target, d) &&
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d.v->d_type == inode_d_type(target)))
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return 0;
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return __bch2_check_dirent_target(trans, dirent_iter, d, target, in_fsck);
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}
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int bch2_maybe_propagate_has_case_insensitive(struct btree_trans *, subvol_inum,
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struct bch_inode_unpacked *);
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int bch2_check_inode_has_case_insensitive(struct btree_trans *, struct bch_inode_unpacked *,
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snapshot_id_list *, bool *);
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#endif /* _BCACHEFS_NAMEI_H */
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