android_kernel_cmhtcleo/fs/yaffs2/yaffs_bitmap.h

32 lines
983 B
C

/*
* YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
*
* Copyright (C) 2002-2010 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.
*/
/*
* Chunk bitmap manipulations
*/
#ifndef __YAFFS_BITMAP_H__
#define __YAFFS_BITMAP_H__
#include "yaffs_guts.h"
void yaffs_VerifyChunkBitId(yaffs_Device *dev, int blk, int chunk);
void yaffs_ClearChunkBits(yaffs_Device *dev, int blk);
void yaffs_ClearChunkBit(yaffs_Device *dev, int blk, int chunk);
void yaffs_SetChunkBit(yaffs_Device *dev, int blk, int chunk);
int yaffs_CheckChunkBit(yaffs_Device *dev, int blk, int chunk);
int yaffs_StillSomeChunkBits(yaffs_Device *dev, int blk);
int yaffs_CountChunkBits(yaffs_Device *dev, int blk);
#endif