[8.09] [kernel] generic-2.6: remove empty patches directory
[openwrt/svn-archive/archive.git] / target / linux / generic-2.6 / files / fs / yaffs2 / yaffs_tagsvalidity.c
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 General Public License version 2 as
11 * published by the Free Software Foundation.
12 */
13
14 #include "yaffs_tagsvalidity.h"
15
16 void yaffs_InitialiseTags(yaffs_ExtendedTags * tags)
17 {
18 memset(tags, 0, sizeof(yaffs_ExtendedTags));
19 tags->validMarker0 = 0xAAAAAAAA;
20 tags->validMarker1 = 0x55555555;
21 }
22
23 int yaffs_ValidateTags(yaffs_ExtendedTags * tags)
24 {
25 return (tags->validMarker0 == 0xAAAAAAAA &&
26 tags->validMarker1 == 0x55555555);
27
28 }