1/* 2 * cpfile.h - NILFS checkpoint file. 3 * 4 * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 19 * 20 * Written by Koji Sato <koji@osrg.net>. 21 */ 22 23#ifndef _NILFS_CPFILE_H 24#define _NILFS_CPFILE_H 25 26#include <linux/fs.h> 27#include <linux/buffer_head.h> 28#include <linux/nilfs2_fs.h> 29 30 31int nilfs_cpfile_get_checkpoint(struct inode *, __u64, int, 32 struct nilfs_checkpoint **, 33 struct buffer_head **); 34void nilfs_cpfile_put_checkpoint(struct inode *, __u64, struct buffer_head *); 35int nilfs_cpfile_delete_checkpoints(struct inode *, __u64, __u64); 36int nilfs_cpfile_delete_checkpoint(struct inode *, __u64); 37int nilfs_cpfile_change_cpmode(struct inode *, __u64, int); 38int nilfs_cpfile_is_snapshot(struct inode *, __u64); 39int nilfs_cpfile_get_stat(struct inode *, struct nilfs_cpstat *); 40ssize_t nilfs_cpfile_get_cpinfo(struct inode *, __u64 *, int, void *, unsigned, 41 size_t); 42 43int nilfs_cpfile_read(struct inode *cpfile, struct nilfs_inode *raw_inode); 44struct inode *nilfs_cpfile_new(struct the_nilfs *nilfs, size_t cpsize); 45 46#endif /* _NILFS_CPFILE_H */ 47