1 /*
2  * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
3  *
4  * Copyright (C) 2002-2007 Aleph One Ltd.
5  *   for Toby Churchill Ltd and Brightstar Engineering
6  *
7  * Created by Charles Manning <charles@aleph1.co.uk>
8  *
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.
12  *
13  * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
14  */
15 
16 /* This is used to pack YAFFS2 tags, not YAFFS1tags. */
17 
18 #ifndef __YAFFS_PACKEDTAGS2_H__
19 #define __YAFFS_PACKEDTAGS2_H__
20 
21 #include "yaffs_guts.h"
22 #include "yaffs_ecc.h"
23 
24 typedef struct {
25 	unsigned sequenceNumber;
26 	unsigned objectId;
27 	unsigned chunkId;
28 	unsigned byteCount;
29 } yaffs_PackedTags2TagsPart;
30 
31 typedef struct {
32 	yaffs_PackedTags2TagsPart t;
33 	yaffs_ECCOther ecc;
34 } yaffs_PackedTags2;
35 
36 void yaffs_PackTags2(yaffs_PackedTags2 * pt, const yaffs_ExtendedTags * t);
37 void yaffs_UnpackTags2(yaffs_ExtendedTags * t, yaffs_PackedTags2 * pt);
38 #endif
39