/*
 * Copyright 1987 Alan Kent
 *
 * Permission is granted to redistribute this code as long
 * as this message is retained in the code and the code is
 * not sold without written permission from the author.
 *
 * UUCP: {seismo,hplabs,mcvax,ukc,nttlab}!munnari!goanna.oz!ajk
 * ACSnet: ajk@goanna.oz
 * ARPA: munnari!goanna.oz!ajk@SEISMO.ARPA
 */


#include "hd.h"


static UBYTE cache[ HD_SECTOR ];

void
clear_all ()
{
}


void
flush_all ()
{
}


int
init_cache ()
{
}


void
free_cache ()
{
}


UBYTE *
read_cache ( posn )
struct posn *posn;
{
	read_sector ( posn , cache );
	return ( cache );
}


void
write_cache ( posn , buf )
struct posn *posn;
UBYTE *buf;
{
	write_sector ( posn , buf );
}