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/*
atarisio - A UNIX backend for an Atari SIO2PC lead.
Copyright (C) 2004 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
-------------------------------------------------------------------------
Disk handling
*/
#ifndef ATARIOSIO_DISKIMG_H
#define ATARIOSIO_DISKIMG_H "$Id$"
#include "util.h"
/* Type representing a disk
*/
struct sDiskImg;
typedef struct sDiskImg *DiskImg;
/* Type representing disk config
*/
typedef struct
{
unsigned sectors;
unsigned bytes_per_sector;
int write_protect;
} DiskInfo;
/* Load a disk - returns NULL for error.
*/
DiskImg DiskImgLoad(const char *path);
/* Why the last operation failed
*/
const char *DiskImgError(void);
/* Read a sector (NULL if invalid sector)
*/
const uchar *DiskImgGetSector(DiskImg img, unsigned sector);
/* Write a sector (returns FALSE for invalid sector)
*/
int DiskImgPutSector(DiskImg img, unsigned sector,
const uchar *data);
/* Create a blank disk
*/
DiskImg DiskImgNew(unsigned sectors, unsigned bytes_per_sector);
/* Write a disk image - silently ignored for read only disks. Returns TRUE
for success. If path is NULL then the path the file was loaded from is used.
*/
int DiskImgSave(DiskImg img, const char *path);
/* Free up a disk image
*/
void DiskImgFree(DiskImg img);
/* Returns info on a disk
*/
void DiskImgInfo(DiskImg img, DiskInfo *info);
/* Returns path to a disk
*/
const char *DiskImgPath(DiskImg img);
#endif
/* END OF FILE */
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