// Ext2OpenDirectory.h
// Author: Josh Holtrop
// Date: 12/26/05
// Modified: 12/26/05

#ifndef __HOS_EXT2OPENDIRECTORY__
#define __HOS_EXT2OPENDIRECTORY__ __HOS_EXT2OPENDIRECTORY__

#include "ext2.h"
#include "Ext2BlockCache.h"

class Ext2OpenDirectory : public OpenDirectory
{
private:
	u32_t	myPosition;
	Ext2fs	*myFS;
	int	myMode;
	u32_t	myInum;
	u8_t	*myBuffer;
	u32_t	myBlocks;
	u32_t	myBlockSize;
	Ext2BlockCache *myCache;
	ext2_inode_t myInode;

	void	readDirectory();
	void	writeInclusiveRange(u32_t first, u32_t last);

public:
	Ext2OpenDirectory(Ext2fs *fs, u32_t inum, int mode);
	~Ext2OpenDirectory();
	int	seek(int pos, int mode);
	int	read(vfs_dir_entry_t *ent);
	int	create(char *name, int mode, u32_t permissions, u32_t dev);
	int	unlink(char *name);
};

#endif