yaffs_packedtags2.h 1.0 KB

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  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. /* This is used to pack YAFFS2 tags, not YAFFS1tags. */
  16. #ifndef __YAFFS_PACKEDTAGS2_H__
  17. #define __YAFFS_PACKEDTAGS2_H__
  18. #include "yaffs_guts.h"
  19. #include "yaffs_ecc.h"
  20. typedef struct {
  21. unsigned sequenceNumber;
  22. unsigned objectId;
  23. unsigned chunkId;
  24. unsigned byteCount;
  25. } yaffs_PackedTags2TagsPart;
  26. typedef struct {
  27. yaffs_PackedTags2TagsPart t;
  28. yaffs_ECCOther ecc;
  29. } yaffs_PackedTags2;
  30. void yaffs_PackTags2(yaffs_PackedTags2 * pt, const yaffs_ExtendedTags * t);
  31. void yaffs_UnpackTags2(yaffs_ExtendedTags * t, yaffs_PackedTags2 * pt);
  32. #endif