ElTorito.h

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#ifndef _ELTORITO_H_
#define _ELTORITO_H_
 
//
// CDROM_VOLUME_DESCRIPTOR.Types, defined in ISO 9660
//
#define CDVOL_TYPE_STANDARD 0x0
#define CDVOL_TYPE_CODED    0x1
#define CDVOL_TYPE_END      0xFF
 
#define CDVOL_ID  "CD001"
 
#define CDVOL_ELTORITO_ID "EL TORITO SPECIFICATION"
 
//
// Indicator types
//
#define ELTORITO_ID_CATALOG               0x01
#define ELTORITO_ID_SECTION_BOOTABLE      0x88
#define ELTORITO_ID_SECTION_NOT_BOOTABLE  0x00
#define ELTORITO_ID_SECTION_HEADER        0x90
#define ELTORITO_ID_SECTION_HEADER_FINAL  0x91
 
//
// ELTORITO_CATALOG.Boot.MediaTypes
//
#define ELTORITO_NO_EMULATION 0x00
#define ELTORITO_12_DISKETTE  0x01
#define ELTORITO_14_DISKETTE  0x02
#define ELTORITO_28_DISKETTE  0x03
#define ELTORITO_HARD_DISK    0x04
 
 
#pragma pack(1)
 
typedef union {
  struct {
    UINT8   Type;
    CHAR8   Id[5];           
    CHAR8   Reserved[82];
  } Unknown;
 
  struct {
    UINT8   Type;            
    CHAR8   Id[5];           
    UINT8   Version;         
    CHAR8   SystemId[32];    
    CHAR8   Unused[32];      
    UINT8   EltCatalog[4];   
    CHAR8   Unused2[13];     
  } BootRecordVolume;
 
  struct {
    UINT8   Type;
    CHAR8   Id[5];           
    UINT8   Version;
    UINT8   Unused;          
    CHAR8   SystemId[32];
    CHAR8   VolumeId[32];
    UINT8   Unused2[8];      
    UINT32  VolSpaceSize[2]; 
  } PrimaryVolume;
 
} CDROM_VOLUME_DESCRIPTOR;
 
typedef union {
  struct {
    CHAR8       Reserved[0x20];
  } Unknown;
 
  struct {
    UINT8   Indicator;       
    UINT8   PlatformId;
    UINT16  Reserved;
    CHAR8   ManufacId[24];
    UINT16  Checksum;
    UINT16  Id55AA;
  } Catalog;
 
  struct {
    UINT8   Indicator;       
    UINT8   MediaType : 4;
    UINT8   Reserved1 : 4;   
    UINT16  LoadSegment;
    UINT8   SystemType;
    UINT8   Reserved2;       
    UINT16  SectorCount;
    UINT32  Lba;
  } Boot;
 
  struct {
    UINT8   Indicator;       
    UINT8   PlatformId;
    UINT16  SectionEntries;  
    CHAR8   Id[28];
  } Section;
 
} ELTORITO_CATALOG;
 
#pragma pack()
 
#endif