71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
/* Mednafen - Multi-system Emulator
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#ifndef __MDFN_CDROM_CDROMIF_H
|
|
#define __MDFN_CDROM_CDROMIF_H
|
|
|
|
#include "CDUtility.h"
|
|
#include "../Stream.h"
|
|
|
|
#include <queue>
|
|
|
|
typedef CDUtility::TOC CD_TOC;
|
|
|
|
class CDIF
|
|
{
|
|
public:
|
|
|
|
CDIF();
|
|
virtual ~CDIF();
|
|
|
|
inline void ReadTOC(CDUtility::TOC *read_target)
|
|
{
|
|
*read_target = disc_toc;
|
|
}
|
|
|
|
virtual void HintReadSector(uint32 lba) = 0;
|
|
virtual bool ReadRawSector(uint8 *buf, uint32 lba) = 0;
|
|
|
|
// Call for mode 1 or mode 2 form 1 only.
|
|
bool ValidateRawSector(uint8 *buf);
|
|
|
|
// Utility/Wrapped functions
|
|
// Reads mode 1 and mode2 form 1 sectors(2048 bytes per sector returned)
|
|
// Will return the type(1, 2) of the first sector read to the buffer supplied, 0 on error
|
|
int ReadSector(uint8* pBuf, uint32 lba, uint32 nSectors);
|
|
|
|
// Return true if operation succeeded or it was a NOP(either due to not being implemented, or the current status matches eject_status).
|
|
// Returns false on failure(usually drive error of some kind; not completely fatal, can try again).
|
|
virtual bool Eject(bool eject_status) = 0;
|
|
|
|
inline bool IsPhysical(void) { return(is_phys_cache); }
|
|
|
|
// For Mode 1, or Mode 2 Form 1.
|
|
// No reference counting or whatever is done, so if you destroy the CDIF object before you destroy the returned Stream, things will go BOOM.
|
|
Stream *MakeStream(uint32 lba, uint32 sector_count);
|
|
|
|
protected:
|
|
bool UnrecoverableError;
|
|
bool is_phys_cache;
|
|
CDUtility::TOC disc_toc;
|
|
int DiscEjected; // 0 = inserted, 1 = ejected, -1 = DRAGONS ATE THE DISC. NOM NOM NOM.
|
|
};
|
|
|
|
CDIF *CDIF_Open(const char *path, const bool is_device, bool image_memcache);
|
|
|
|
#endif
|