xref: /OK3568_Linux_fs/u-boot/fs/yaffs2/yaffs_checkptrw.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2002-2011 Aleph One Ltd.
5*4882a593Smuzhiyun  *   for Toby Churchill Ltd and Brightstar Engineering
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Created by Charles Manning <charles@aleph1.co.uk>
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  * This program is free software; you can redistribute it and/or modify
10*4882a593Smuzhiyun  * it under the terms of the GNU Lesser General Public License version 2.1 as
11*4882a593Smuzhiyun  * published by the Free Software Foundation.
12*4882a593Smuzhiyun  *
13*4882a593Smuzhiyun  * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
14*4882a593Smuzhiyun  */
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #ifndef __YAFFS_CHECKPTRW_H__
17*4882a593Smuzhiyun #define __YAFFS_CHECKPTRW_H__
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #include "yaffs_guts.h"
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun int yaffs2_checkpt_open(struct yaffs_dev *dev, int writing);
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun int yaffs2_checkpt_wr(struct yaffs_dev *dev, const void *data, int n_bytes);
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun int yaffs2_checkpt_rd(struct yaffs_dev *dev, void *data, int n_bytes);
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun int yaffs2_get_checkpt_sum(struct yaffs_dev *dev, u32 * sum);
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun int yaffs_checkpt_close(struct yaffs_dev *dev);
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun int yaffs2_checkpt_invalidate_stream(struct yaffs_dev *dev);
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #endif
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