| /* |
| * YAFFS: Yet another Flash File System . A NAND-flash specific file system. |
| * |
| * Copyright (C) 2002-2018 Aleph One Ltd. |
| * |
| * 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 YAFFS1 tags, not YAFFS2 tags. */ |
| |
| #ifndef __YAFFS_PACKEDTAGS1_H__ |
| #define __YAFFS_PACKEDTAGS1_H__ |
| |
| #include "yaffs_guts.h" |
| |
| struct yaffs_packed_tags1 { |
| u32 chunk_id:20; |
| u32 serial_number:2; |
| u32 n_bytes:10; |
| u32 obj_id:18; |
| u32 ecc:12; |
| u32 deleted:1; |
| u32 unused_stuff:1; |
| unsigned should_be_ff; |
| |
| }; |
| |
| void yaffs_pack_tags1(struct yaffs_packed_tags1 *pt, |
| const struct yaffs_ext_tags *t); |
| void yaffs_unpack_tags1(struct yaffs_ext_tags *t, |
| const struct yaffs_packed_tags1 *pt); |
| #endif |
