/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* dat.h - NILFS disk address translation.
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*
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* Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
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*
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* Written by Koji Sato.
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*/
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#ifndef _NILFS_DAT_H
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#define _NILFS_DAT_H
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#include <linux/types.h>
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#include <linux/buffer_head.h>
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#include <linux/fs.h>
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#include <linux/nilfs2_ondisk.h> /* nilfs_inode, nilfs_checkpoint */
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struct nilfs_palloc_req;
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int nilfs_dat_translate(struct inode *, __u64, sector_t *);
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int nilfs_dat_prepare_alloc(struct inode *, struct nilfs_palloc_req *);
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void nilfs_dat_commit_alloc(struct inode *, struct nilfs_palloc_req *);
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void nilfs_dat_abort_alloc(struct inode *, struct nilfs_palloc_req *);
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int nilfs_dat_prepare_start(struct inode *, struct nilfs_palloc_req *);
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void nilfs_dat_commit_start(struct inode *, struct nilfs_palloc_req *,
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sector_t);
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int nilfs_dat_prepare_end(struct inode *, struct nilfs_palloc_req *);
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void nilfs_dat_commit_end(struct inode *, struct nilfs_palloc_req *, int);
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void nilfs_dat_abort_end(struct inode *, struct nilfs_palloc_req *);
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int nilfs_dat_prepare_update(struct inode *, struct nilfs_palloc_req *,
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struct nilfs_palloc_req *);
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void nilfs_dat_commit_update(struct inode *, struct nilfs_palloc_req *,
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struct nilfs_palloc_req *, int);
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void nilfs_dat_abort_update(struct inode *, struct nilfs_palloc_req *,
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struct nilfs_palloc_req *);
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int nilfs_dat_mark_dirty(struct inode *, __u64);
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int nilfs_dat_freev(struct inode *, __u64 *, size_t);
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int nilfs_dat_move(struct inode *, __u64, sector_t);
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ssize_t nilfs_dat_get_vinfo(struct inode *, void *, unsigned int, size_t);
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int nilfs_dat_read(struct super_block *sb, size_t entry_size,
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struct nilfs_inode *raw_inode, struct inode **inodep);
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#endif /* _NILFS_DAT_H */
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