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/*

    espec - Sinclair Spectrum emulator

    Copyright (C) 2003  Ian Cowburn (ianc@noddybox.demon.co.uk)

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    -------------------------------------------------------------------------

    Utilities for handling snapshots

*/

#ifndef ESPEC_SNAP_H
#define ESPEC_SNAP_H "$Id$"

#include <stdlib.h>
#include <stdio.h>

#include "z80.h"

/* ---------------------------------------- INTERFACES
*/

typedef Z80Byte	(*SNAP_Peek)(Z80Word address);
typedef void	(*SNAP_Poke)(Z80Word address, Z80Byte val);


/* Loads a block from a TAP file.  Returns FALSE for failure.
*/
int	TAPLoad(FILE *fp, Z80Byte id, Z80Word *addr,
		Z80Word *len, SNAP_Poke poke);


/* Saves a block to a TAP file.  Returns FALSE for failure
   (which it never does as long as fp is not NULL).
*/
int	TAPSave(FILE *fp, Z80Byte id, Z80Word *addr,
		Z80Word *len, SNAP_Peek peek);


/* Copies a string.  The result must be freed.
*/
char		*StrCopy(const char *source);


/* Returns the filename portion of path.  Note returned pointer is pointing
   inside of path.
*/
const char	*Basename(const char *path);


/* Returns the directory portion of path.  Note returned pointer is internal
   static storage.  If there are no directory seperators in path, "." is
   returned.
*/
const char	*Dirname(const char *path);


#endif


/* END OF FILE */