/*
 * YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
 *
 * Copyright (C) 2002-2011 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 General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include "yaffs_tagsvalidity.h"

#define VALID0 0xaaaaaaaa
#define VALID1 0x55555555

void yaffs_init_tags(struct yaffs_ext_tags *tags)
{
	memset(tags, 0, sizeof(struct yaffs_ext_tags));
	tags->validity0 = VALID0;
	tags->validity1 = VALID1;
}

int yaffs_validate_tags(struct yaffs_ext_tags *tags)
{
	return (tags->validity0 == VALID0 && tags->validity1 == VALID1);
}