2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
4 * Copyright (C) 2002-2011 Aleph One Ltd.
5 * for Toby Churchill Ltd and Brightstar Engineering
7 * Created by Charles Manning <charles@aleph1.co.uk>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU Lesser General Public License version 2.1 as
11 * published by the Free Software Foundation.
13 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
16 #ifndef __YAFFS_CHECKPTRW_H__
17 #define __YAFFS_CHECKPTRW_H__
19 #include "yaffs_guts.h"
21 int yaffs2_checkpt_open(struct yaffs_dev *dev, int writing);
23 int yaffs2_checkpt_wr(struct yaffs_dev *dev, const void *data, int n_bytes);
25 int yaffs2_checkpt_rd(struct yaffs_dev *dev, void *data, int n_bytes);
27 int yaffs2_get_checkpt_sum(struct yaffs_dev *dev, u32 * sum);
29 int yaffs_checkpt_close(struct yaffs_dev *dev);
31 int yaffs2_checkpt_invalidate_stream(struct yaffs_dev *dev);