| /* |
| * YAFFS: Yet another Flash File System . A NAND-flash specific file system. |
| * |
| * Copyright (C) 2002-2010 Aleph One Ltd. |
| * for Toby Churchill Ltd and Brightstar Engineering |
| * |
| * Created by Charles Manning <charles@aleph1.co.uk> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Lesser General Public License version 2.1 as |
| * published by the Free Software Foundation. |
| * |
| * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. |
| */ |
| |
| /* This is used to pack YAFFS2 tags, not YAFFS1tags. */ |
| |
| #ifndef __YAFFS_PACKEDTAGS2_H__ |
| #define __YAFFS_PACKEDTAGS2_H__ |
| |
| #include "yaffs_guts.h" |
| #include "yaffs_ecc.h" |
| |
| typedef struct { |
| unsigned seq_number; |
| unsigned obj_id; |
| unsigned chunk_id; |
| unsigned n_bytes; |
| } yaffs_PackedTags2TagsPart; |
| |
| typedef struct { |
| yaffs_PackedTags2TagsPart t; |
| yaffs_ECCOther ecc; |
| } yaffs_PackedTags2; |
| |
| /* Full packed tags with ECC, used for oob tags */ |
| void yaffs_PackTags2(yaffs_PackedTags2 *pt, const yaffs_ext_tags *t, int tagsECC); |
| void yaffs_unpack_tags2(yaffs_ext_tags *t, yaffs_PackedTags2 *pt, int tagsECC); |
| |
| /* Only the tags part (no ECC for use with inband tags */ |
| void yaffs_PackTags2TagsPart(yaffs_PackedTags2TagsPart *pt, const yaffs_ext_tags *t); |
| void yaffs_unpack_tags2tags_part(yaffs_ext_tags *t, yaffs_PackedTags2TagsPart *pt); |
| #endif |