pcsx2/plugins/CDVDolio/cdvd.h
2009-06-19 00:11:56 +00:00

140 lines
3.9 KiB
C++

/*
* Copyright (C) 2007 Gabest
* http://www.gabest.org
*
* 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, 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 GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#pragma once
struct cdvdSubQ
{
uint8 ctrl:4; // control and mode bits
uint8 mode:4; // control and mode bits
uint8 trackNum; // current track number (1 to 99)
uint8 trackIndex; // current index within track (0 to 99)
uint8 trackM; // current minute location on the disc (BCD encoded)
uint8 trackS; // current sector location on the disc (BCD encoded)
uint8 trackF; // current frame location on the disc (BCD encoded)
uint8 pad; // unused
uint8 discM; // current minute offset from first track (BCD encoded)
uint8 discS; // current sector offset from first track (BCD encoded)
uint8 discF; // current frame offset from first track (BCD encoded)
};
struct cdvdTD // NOT bcd coded
{
uint32 lsn;
uint8 type;
};
struct cdvdTN
{
uint8 strack; // number of the first track (usually 1)
uint8 etrack; // number of the last track
};
// CDVDreadTrack mode values:
#define CDVD_MODE_2352 0 // full 2352 bytes
#define CDVD_MODE_2340 1 // skip sync (12) bytes
#define CDVD_MODE_2328 2 // skip sync+head+sub (24) bytes
#define CDVD_MODE_2048 3 // skip sync+head+sub (24) bytes
#define CDVD_MODE_2368 4 // full 2352 bytes + 16 subq
// CDVDgetDiskType returns:
#define CDVD_TYPE_ILLEGAL 0xff // Illegal Disc
#define CDVD_TYPE_DVDV 0xfe // DVD Video
#define CDVD_TYPE_CDDA 0xfd // Audio CD
#define CDVD_TYPE_PS2DVD 0x14 // PS2 DVD
#define CDVD_TYPE_PS2CDDA 0x13 // PS2 CD (with audio)
#define CDVD_TYPE_PS2CD 0x12 // PS2 CD
#define CDVD_TYPE_PSCDDA 0x11 // PS CD (with audio)
#define CDVD_TYPE_PSCD 0x10 // PS CD
#define CDVD_TYPE_UNKNOWN 0x05 // Unknown
#define CDVD_TYPE_DETCTDVDD 0x04 // Detecting Dvd Dual Sided
#define CDVD_TYPE_DETCTDVDS 0x03 // Detecting Dvd Single Sided
#define CDVD_TYPE_DETCTCD 0x02 // Detecting Cd
#define CDVD_TYPE_DETCT 0x01 // Detecting
#define CDVD_TYPE_NODISC 0x00 // No Disc
// CDVDgetTrayStatus returns:
#define CDVD_TRAY_CLOSE 0x00
#define CDVD_TRAY_OPEN 0x01
// cdvdTD.type (track types for cds)
#define CDVD_AUDIO_TRACK 0x01
#define CDVD_MODE1_TRACK 0x41
#define CDVD_MODE2_TRACK 0x61
#define CDVD_AUDIO_MASK 0x00
#define CDVD_DATA_MASK 0x40
// CDROM_DATA_TRACK 0x04 // do not enable this! (from linux kernel)
//
#define CACHE_BLOCK_COUNT 16
class CDVDolioApp
{
static const char* m_ini;
static const char* m_section;
public:
CDVDolioApp();
HMODULE GetModuleHandle();
string GetConfig(const char* entry, const char* value);
void SetConfig(const char* entry, const char* value);
int GetConfig(const char* entry, int value);
void SetConfig(const char* entry, int value);
};
extern CDVDolioApp theApp;
//
class CDVD
{
HANDLE m_hFile;
string m_label;
OVERLAPPED m_overlapped;
struct {int count, size, offset;} m_block;
struct {uint8 buff[2048 * CACHE_BLOCK_COUNT]; bool pending; int start, count;} m_cache;
uint8 m_buff[2352];
LARGE_INTEGER MakeOffset(int lsn);
bool SyncRead(int lsn);
public:
CDVD();
virtual ~CDVD();
bool Open(const char* path);
void Close();
const char* GetLabel();
bool Read(int lsn, int mode = CDVD_MODE_2048);
uint8* GetBuffer();
uint32 GetTN(cdvdTN* buff);
uint32 GetTD(uint8 track, cdvdTD* buff);
};