/*  PCSX2 - PS2 Emulator for PCs
 *  Copyright (C) 2002-2014 David Quintana [gigaherz]
 *
 *  PCSX2 is free software: you can redistribute it and/or modify it under the terms
 *  of the GNU Lesser General Public License as published by the Free Software Found-
 *  ation, either version 3 of the License, or (at your option) any later version.
 *
 *  PCSX2 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 PCSX2.
 *  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef __CDVD_H__
#define __CDVD_H__

#define _WIN32_WINNT 0x0600
#include <windows.h>
#include <stdio.h>

#define CDVDdefs
#include <PS2Edefs.h>

typedef struct _track
{
    u32 start_lba;
    u32 length;
    u32 type;
} track;

extern int strack;
extern int etrack;
extern track tracks[100];

extern int curDiskType;
extern int curTrayStatus;

typedef struct _toc_entry
{
    UCHAR SessionNumber;
    UCHAR Control : 4;
    UCHAR Adr : 4;
    UCHAR Reserved1;
    UCHAR Point;
    UCHAR MsfExtra[3];
    UCHAR Zero;
    UCHAR Msf[3];
} toc_entry;

typedef struct _toc_data
{
    UCHAR Length[2];
    UCHAR FirstCompleteSession;
    UCHAR LastCompleteSession;

    toc_entry Descriptors[255];
} toc_data;

extern toc_data cdtoc;

class Source  //abstract class as base for source modules
{
    Source(Source &);

public:
    Source(){};

    //virtual destructor
    virtual ~Source()
    {
    }

    //virtual members
    virtual s32 GetSectorCount() = 0;
    virtual s32 ReadTOC(char *toc, int size) = 0;
    virtual s32 ReadSectors2048(u32 sector, u32 count, char *buffer) = 0;
    virtual s32 ReadSectors2352(u32 sector, u32 count, char *buffer) = 0;
    virtual s32 GetLayerBreakAddress() = 0;

    virtual s32 GetMediaType() = 0;

    virtual s32 IsOK() = 0;
    virtual s32 Reopen() = 0;

    virtual s32 DiscChanged() = 0;
};

class IOCtlSrc : public Source
{
    IOCtlSrc(IOCtlSrc &);

    HANDLE device;
    bool m_can_use_spti;
    bool OpenOK;

    s32 last_read_mode;

    s32 last_sector_count;

    char sectorbuffer[32 * 2048];

    char fName[256];

    DWORD sessID;

    bool tocCached;
    char tocCacheData[2048];

    bool mediaTypeCached;
    int mediaType;

    bool discSizeCached;
    s32 discSize;

    bool layerBreakCached;
    s32 layerBreak;

public:
    IOCtlSrc(const char *fileName);

    //virtual destructor
    virtual ~IOCtlSrc();

    //virtual members
    virtual s32 GetSectorCount();
    virtual s32 ReadTOC(char *toc, int size);
    virtual s32 ReadSectors2048(u32 sector, u32 count, char *buffer);
    virtual s32 ReadSectors2352(u32 sector, u32 count, char *buffer);
    virtual s32 GetLayerBreakAddress();

    virtual s32 GetMediaType();
    virtual void SetSpindleSpeed(bool restore_defaults);

    virtual s32 IsOK();
    virtual s32 Reopen();

    virtual s32 DiscChanged();
};

extern Source *src;

void configure();

extern char source_drive;

extern HINSTANCE hinst;

#define MSF_TO_LBA(m, s, f) ((m * 60 + s) * 75 + f - 150)

s32 cdvdDirectReadSector(s32 first, s32 mode, char *buffer);

s32 cdvdGetMediaType();

void ReadSettings();
void WriteSettings();
void CfgSetSettingsDir(const char *dir);

extern char csrc[];
extern bool cdvd_is_open;
extern bool cdvdKeepAlive_is_open;
extern bool disc_has_changed;
extern bool weAreInNewDiskCB;

extern void (*newDiscCB)();

s32 cdvdStartThread();
void cdvdStopThread();
s32 cdvdRequestSector(u32 sector, s32 mode);
s32 cdvdRequestComplete();
char *cdvdGetSector(s32 sector, s32 mode);
s32 cdvdDirectReadSector(s32 first, s32 mode, char *buffer);
s32 cdvdGetMediaType();
s32 cdvdRefreshData();
s32 cdvdParseTOC();

#endif /* __CDVD_H__ */