// FileSystem.h
// Virtual file system subsystem for HOS
// Author: Josh Holtrop
// Date: 06/21/05
// Modified: 06/21/05

#ifndef __HOS_FILESYSTEM__
#define __HOS_FILESYSTEM__ __HOS_FILESYSTEM__

#include "hos_defines.h"
#include "vfs.h"
#include "OpenDirectory.h"
#include "OpenFile.h"

class FileSystem
{
public:
	FileSystem();
	virtual ~FileSystem();

	virtual u32_t	totalBlocks();		/* 512 byte blocks */
	virtual u32_t	freeBlocks();

	virtual u32_t	totalInodes();
	virtual u32_t	freeInodes();

	virtual u32_t	getRootInodeNumber();

	virtual OpenDirectory	*openDirectory(u32_t inum, int mode);
	virtual OpenFile	*openFile(u32_t inum, int mode);
	virtual int	stat(u32_t inum, vfs_stat_t *buf);
	virtual int	link_deref(u32_t inum, char *buf);
};

#endif