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Commit | Line | Data |
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0e8cc8bd | 1 | /* |
4b070809 | 2 | * YAFFS: Yet another Flash File System . A NAND-flash specific file system. |
0e8cc8bd | 3 | * |
753ac610 | 4 | * Copyright (C) 2002-2011 Aleph One Ltd. |
0e8cc8bd WJ |
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 YAFFS1 tags, not YAFFS2 tags. */ | |
17 | ||
18 | #ifndef __YAFFS_PACKEDTAGS1_H__ | |
19 | #define __YAFFS_PACKEDTAGS1_H__ | |
20 | ||
21 | #include "yaffs_guts.h" | |
22 | ||
753ac610 CM |
23 | struct yaffs_packed_tags1 { |
24 | unsigned chunk_id:20; | |
25 | unsigned serial_number:2; | |
26 | unsigned n_bytes:10; | |
27 | unsigned obj_id:18; | |
0e8cc8bd WJ |
28 | unsigned ecc:12; |
29 | unsigned deleted:1; | |
753ac610 CM |
30 | unsigned unused_stuff:1; |
31 | unsigned should_be_ff; | |
0e8cc8bd | 32 | |
753ac610 | 33 | }; |
0e8cc8bd | 34 | |
753ac610 CM |
35 | void yaffs_pack_tags1(struct yaffs_packed_tags1 *pt, |
36 | const struct yaffs_ext_tags *t); | |
37 | void yaffs_unpack_tags1(struct yaffs_ext_tags *t, | |
38 | const struct yaffs_packed_tags1 *pt); | |
0e8cc8bd | 39 | #endif |