//------------------------------------------------
//--- 010 Editor v8.0.1 Binary Template
//
//      File: Alcohol.bt
//   Authors: Natalia Portillo
//   Version: 0.1
//   Purpose: Alcohol 120% media descriptor.
//  Category: Misc
// File Mask: *.mds
//  ID Bytes: 4D 45 44 49 41 20 44 45 53 43 52 49 50 54 4F 52 // MEDIA DESCRIPTOR
//   History: 
//   0.1 2018-01-08 Natalia Portillo: Initial release
//------------------------------------------------

enum <unsigned short> AlcoholMediumType
{
    CD = 0x00,
    CDR = 0x01,
    CDRW = 0x02,
    DVD = 0x10,
    DVDR = 0x12
};

enum <byte> AlcoholTrackMode
{
    NoData = 0x00,
    Data = 0x02,
    Audio = 0xA9,
    Mode1 = 0xAA,
    Mode2 = 0xAB,
    Mode2F1 = 0xEC,
    Mode2F2 = 0xED,
    Mode2F1Alt = 0xAC,
    Mode2F2Alt = 0xAD,
};

enum <byte> AlcoholSubchannelMode
{
    None = 0x00,
    Interleaved = 0x08
};

typedef struct
{
 char signature[16];
 unsigned byte majorVersion;
 unsigned byte minorVersion;
 AlcoholMediumType type;
 unsigned short sessions;
 unsigned short unknown1[2];
 unsigned short bcaLength;
 unsigned int unknown2[2];
 unsigned int bcaOffset;
 unsigned int unknown3[6];
 unsigned int structuresOffset;
 unsigned int unknown4[3];
 unsigned int sessionOffset;
 unsigned int dpmOffset;
} AlcoholHeader;

typedef struct
{
    uint pregap;
    uint sectors;
} AlcoholTrackExtra;

typedef struct
{
    AlcoholTrackMode mode;
    AlcoholSubchannelMode subMode;
    byte adrCtl;
    byte tno;
    byte point <format=hex>;
    byte min;
    byte sec;
    byte frame;
    byte zero;
    byte pmin;
    byte psec;
    byte pframe;
    uint extraOffset;
    ushort sectorSize;
    byte unknown[18];
    uint startLba;
    uint64 startOffset;
    uint files;
    uint footerOffset;
    byte unknown2[24];
} AlcoholTrack;

typedef struct
{
    int sessionStart;
    int sessionEnd;
    ushort sessionSequence;
    byte allBlocks;
    byte nonTrackBlocks;
    ushort firstTrack;
    ushort lastTrack;
    uint unknown;
    uint trackOffset;
    FSeek(this.trackOffset);
    AlcoholTrack tracks[this.allBlocks];
}  AlcoholSession;

typedef struct
{
    uint filenameOffset;
    uint widechar;
    uint unknown1;
    uint unknown2;
} AlcoholFooter;

LittleEndian();
AlcoholHeader header;
FSeek(header.sessionOffset);
AlcoholSession sessions[header.sessions];