/*
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* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
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*
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* Copyright (C) 2002-2011 Aleph One Ltd.
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* for Toby Churchill Ltd and Brightstar Engineering
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*
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* Created by Charles Manning <charles@aleph1.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 2.1 as
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* published by the Free Software Foundation.
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*
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* Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
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*/
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/* This is used to pack YAFFS1 tags, not YAFFS2 tags. */
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#ifndef __YAFFS_PACKEDTAGS1_H__
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#define __YAFFS_PACKEDTAGS1_H__
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#include "yaffs_guts.h"
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struct yaffs_packed_tags1 {
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unsigned chunk_id:20;
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unsigned serial_number:2;
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unsigned n_bytes:10;
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unsigned obj_id:18;
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unsigned ecc:12;
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unsigned deleted:1;
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unsigned unused_stuff:1;
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unsigned should_be_ff;
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};
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void yaffs_pack_tags1(struct yaffs_packed_tags1 *pt,
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const struct yaffs_ext_tags *t);
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void yaffs_unpack_tags1(struct yaffs_ext_tags *t,
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const struct yaffs_packed_tags1 *pt);
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#endif
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