/*
 *  Title
 *
 *	exe386.h
 *	(C) Copyright Microsoft Corp 1988-1990
 *
 *  Description
 *
 *	Data structure definitions for the OS/2
 *	executable file format (flat model).
 *
 *  Modification History
 *
 *	91/12/18	Wieslaw Kalkus	Windows NT version
 *	90/07/30	Wieslaw Kalkus	Modified linear-executable
 *	88/08/05	Wieslaw Kalkus	Initial version
 */



    /*_________________________________________________________________*
     |                                                                 |
     |                                                                 |
     |	OS/2 .EXE FILE HEADER DEFINITION - 386 version 0:32	       |
     |                                                                 |
     |_________________________________________________________________|
     *                                                                 */

#define BITPERBYTE	8	    /* Should never change		   */
#define BITPERWORD	16	    /* I'm not sure about this one         */
#define OBJPAGELEN	4096	    /* Memory page size in bytes	   */
#define E32RESBYTES1	8	    /* First bytes reserved		   */
#define E32RESBYTES2	2	    /* Second bytes reserved		   */
#define E32RESBYTES3	12	    /* Third bytes reserved		   */
#define E32RESBYTES4	8	    /* Fourth bytes reserved		   */
#define E32RESBYTES5	4	    /* Fifth bytes reserved		   */
#define E32RESBYTES6	4	    /* Sixth bytes reserved		   */
#define STD_EXTRA	9	    /* Standard number of extra information*/
				    /* units placed in the header; this    */
				    /* includes the following tables:	   */
				    /*	- export, import, resource,	   */
				    /*	  exception, security, fixup,	   */
				    /*	  debug, image description,	   */
				    /*	  machine specific tables	   */
#define EXP		0	    /* Export table position		   */
#define IMP		1	    /* Import table position		   */
#define RES		2	    /* Resource table position		   */
#define EXC		3	    /* Exception table position 	   */
#define SEC		4	    /* Security table position		   */
#define FIX		5	    /* Fixup table position		   */
#define DEB		6	    /* Debug table position		   */
#define IMD		7	    /* Image description table position	   */
#define MSP		8	    /* Machine specific table position	   */

struct info			    /* Extra information header block	   */
{
    unsigned long   rva;	    /* Virtual relative address of info    */
    unsigned long   size;	    /* Size of information block	   */
};


struct e32_exe			    /* PE 32-bit .EXE header		   */
{
    unsigned char   e32_magic[4];   /* Magic number E32_MAGIC		   */
    unsigned short  e32_cpu;	    /* The CPU type			   */
    unsigned short  e32_objcnt;     /* Number of memory objects 	   */
    unsigned long   e32_timestamp;  /* Time EXE file was created/modified  */
    unsigned char   e32_res1[E32RESBYTES1]; /* Reserved bytes - must be 0  */
    unsigned short  e32_opthdrsize; /* Optional header size		   */
    unsigned short  e32_imageflags; /* Image flags			   */
    unsigned char   e32_res2[E32RESBYTES2]; /* Reserved bytes - must be 0  */
    unsigned char   e32_linkmajor;  /* The linker major version number	   */
    unsigned char   e32_linkminor;  /* The linker minor version number	   */
    unsigned char   e32_res3[E32RESBYTES3]; /* Reserved bytes - must be 0  */
    unsigned long   e32_entryrva;   /* Relative virt. addr. of entry point */
    unsigned char   e32_res4[E32RESBYTES4]; /* Reserved bytes - must be 0  */
    unsigned long   e32_vbase;	    /* Virtual base address of module	   */
    unsigned long   e32_objalign;   /* Object Virtual Address align. factor*/
    unsigned long   e32_filealign;  /* Image page alignment/truncate factor*/
    unsigned short  e32_osmajor;    /* The operating system major ver. no. */
    unsigned short  e32_osminor;    /* The operating system minor ver. no. */
    unsigned short  e32_usermajor;  /* The user major version number	   */
    unsigned short  e32_userminor;  /* The user minor version number	   */
    unsigned short  e32_subsysmajor;/* The subsystem major version number  */
    unsigned short  e32_subsysminor;/* The subsystem minor version number  */
    unsigned char   e32_res5[E32RESBYTES5]; /* Reserved bytes - must be 0  */
    unsigned long   e32_vsize;	    /* Virtual size of the entire image    */
    unsigned long   e32_hdrsize;    /* Header information size		   */
    unsigned long   e32_filechksum; /* Checksum for entire file 	   */
    unsigned short  e32_subsys;     /* The subsystem type		   */
    unsigned short  e32_dllflags;   /* DLL flags			   */
    unsigned long   e32_stackmax;   /* Maximum stack size		   */
    unsigned long   e32_stackinit;  /* Initial committed stack size	   */
    unsigned long   e32_heapmax;    /* Maximum heap size		   */
    unsigned long   e32_heapinit;   /* Initial committed heap size	   */
    unsigned char   e32_res6[E32RESBYTES6]; /* Reserved bytes - must be 0  */
    unsigned long   e32_hdrextra;   /* Number of extra info units in header*/
    struct info	    e32_unit[STD_EXTRA]; /* Array of extra info units	   */
};

#define E32HDR_SIZE	    sizeof(struct e32_exe)

#define E32_MAGIC(x)	    ((unsigned short)((x).e32_magic[0]<<BITPERBYTE)|(x).e32_magic[1])
#define E32_MAGIC1(x)	    (x).e32_magic[0]
#define E32_MAGIC2(x)	    (x).e32_magic[1]
#define E32_CPU(x)	    (x).e32_cpu
#define E32_OBJCNT(x)	    (x).e32_objcnt
#define E32_TIMESTAMP(x)    (x).e32_timestamp
#define E32_IMAGEFLAGS(x)   (x).e32_imageflags
#define E32_LINKMAJOR(x)    (x).e32_linkmajor
#define E32_LINKMINOR(x)    (x).e32_linkminor
#define E32_ENTRYRVA(x)	    (x).e32_entryrva
#define E32_VBASE(x)	    (x).e32_vbase
#define E32_OBJALIGN(x)     (x).e32_objalign
#define E32_FILEALIGN(x)    (x).e32_filealign
#define E32_OSMAJOR(x)	    (x).e32_osmajor
#define E32_OSMINOR(x)	    (x).e32_osminor
#define E32_USERMAJOR(x)    (x).e32_usermajor
#define E32_USERMINOR(x)    (x).e32_userminor
#define E32_SUBSYSMAJOR(x)  (x).e32_subsysmajor
#define E32_SUBSYSMINOR(x)  (x).e32_subsysminor
#define E32_VSIZE(x)	    (x).e32_vsize
#define E32_HDRSIZE(x)	    (x).e32_hdrsize
#define E32_FILECHKSUM(x)   (x).e32_filechksum
#define E32_SUBSYS(x)	    (x).e32_subsys
#define E32_DLLFLAGS(x)     (x).e32_dllflags
#define E32_STACKMAX(x)	    (x).e32_stackmax
#define E32_STACKINIT(x)    (x).e32_stackinit
#define E32_HEAPMAX(x)	    (x).e32_heapmax
#define E32_HEAPINIT(x)	    (x).e32_heapinit
#define E32_HDREXTRA(x)	    (x).e32_hdrextra
#define E32_EXPTAB(x)	    (x).e32_unit[EXP].rva
#define E32_EXPSIZ(x)	    (x).e32_unit[EXP].size
#define E32_IMPTAB(x)	    (x).e32_unit[IMP].rva
#define E32_IMPSIZ(x)	    (x).e32_unit[IMP].size
#define E32_RESTAB(x)	    (x).e32_unit[RES].rva
#define E32_RESSIZ(x)	    (x).e32_unit[RES].size
#define E32_EXCTAB(x)	    (x).e32_unit[EXC].rva
#define E32_EXCSIZ(x)	    (x).e32_unit[EXC].size
#define E32_SECTAB(x)	    (x).e32_unit[SEC].rva
#define E32_SECSIZ(x)	    (x).e32_unit[SEC].size
#define E32_FIXTAB(x)	    (x).e32_unit[FIX].rva
#define E32_FIXSIZ(x)	    (x).e32_unit[FIX].size
#define E32_DEBTAB(x)	    (x).e32_unit[DEB].rva
#define E32_DEBSIZ(x)	    (x).e32_unit[DEB].size
#define E32_IMDTAB(x)	    (x).e32_unit[IMD].rva
#define E32_IMDSIZ(x)	    (x).e32_unit[IMD].size
#define E32_MSPTAB(x)	    (x).e32_unit[MSP].rva
#define E32_MSPSIZ(x)	    (x).e32_unit[MSP].size


/*
 *  Valid linear-executable signature:
 */

#define E32MAGIC1	'P'		/* New magic number  "PE" */
#define E32MAGIC2	'E'		/* New magic number  "PE" */
#define E32MAGIC	0x5045		/* New magic number  "PE" */


/*
 *  Valid CPU types:
 */

#define E32CPUUNKNOWN	0x0000		/* Unknown CPU			       */
#define E32CPU386	0x014c		/* Intel 80386 or upwardly compatibile */
#define E32CPU486	0x014d		/* Intel 80486 or upwardly compatibile */
#define E32CPU586	0x014e		/* Intel 80586 or upwardly compatibile */
#define E32CPUMIPS_I	0x0162		/* MIPS Mark I (R2000, R3000)	       */
#define E32CPUMIPS_II	0x0163		/* MIPS Mark II (R6000) 	       */
#define E32CPUMIPS_III	0x0166		/* MIPS Mark II (R4000) 	       */


/*
 *  Image Flags:
 */

#define E32_MODEXE	0x0000		/* Program module		       */
#define E32_LOADABLE	0x0002		/* Module Loadable (no error or ilink) */
#define E32_NOINTFIX	0x0200		/* Resolved fixups have been removed   */
#define E32_MODDLL	0x2000		/* Library Module - used as NENOTP     */

#define IsLOADABLE(x)	  ((x) & E32_LOADABLE)
#define IsNOTRELOC(x)	  ((x) & E32_NOINTFIX)
#define IsDLL(x)	  ((x) & E32_MODDLL)
#define IsAPLIPROG(x)	  (!IsDLL(x))

#define SetAPLIPROG(x)	  ((x) &= ~E32_MODDLL)
#define SetLOADABLE(x)	  ((x) |= E32_LOADABLE)
#define SetNOTLOADABLE(x) ((x) &= ~E32_LOADABLE)
#define SetNOTRELOC(x)	  ((x) |= E32_NOINTFIX)
#define SetDLL(x)	  ((x) |= E32_MODDLL)
#define SetNOFIXUPS(x)    SetNOTRELOC(x)


/*
 *  Target subsystem required to run module:
 */

#define E32_SSUNKNOWN	0x0000		/* Unknown subsystem		*/
#define E32_SSNATIVE	0x0001		/* NT native subsystem		*/
#define E32_SSWINGUI	0x0002		/* Windows GUI subsystem	*/
#define E32_SSWINCHAR	0x0003		/* Windows character subsystem	*/
#define E32_SSOS2CHAR	0x0005		/* OS/2 character subsystem	*/
#define E32_SSPOSIXCHAR	0x0007		/* POSIX character subsystem	*/

#define IsNOTGUI(x)	  ((x) == E32_SSWINCHAR)
#define IsGUICOMPAT(x)	  ((x) == E32_SSWINCHAR)
#define IsGUI(x)	  ((x) == E32_SSWINGUI)

#define SetNOTGUI(x)	  ((x) = E32_SSWINCHAR)
#define SetGUICOMPAT(x)	  ((x) = E32_SSWINCHAR)
#define SetGUI(x)	  ((x) = E32_SSWINGUI)


/*
 *  DLL Flags:
 */

#define E32_PROCINIT	0x0001		/* Per-Process Library Initialization */
#define E32_PROCTERM	0x0002		/* Per-Process Library Termination    */
#define E32_THREADINIT	0x0004		/* Per-Thread Library Initialization  */
#define E32_THREADTERM	0x0008		/* Per-Thread Library Termination     */

#define IsINSTINIT(x)	  ((x) & E32_PROCINIT)
#define IsINSTTERM(x)	  ((x) & E32_PROCTERM)
#define SetINSTINIT(x)	  ((x) |= E32_PROCINIT)
#define SetINSTTERM(x)	  ((x) |= E32_PROCTERM)


/*
 *  OBJECT TABLE
 */

#define E32OBJNAMEBYTES	8		/* Name bytes			    */
#define E32OBJRESBYTES1	12		/* First bytes reserved		    */

struct o32_obj				/* .EXE memory object table entry   */
{
    unsigned char	o32_name[E32OBJNAMEBYTES];/* Object name            */
    unsigned long	o32_vsize;	/* Virtual memory size		    */
    unsigned long	o32_rva;	/* Object relative virtual address  */
    unsigned long	o32_psize;	/* Physical file size of init. data */
    unsigned long	o32_pages;	/* Image pages offset		    */
    unsigned char	o32_reserved[E32OBJRESBYTES1];/* Reserved, must be 0*/
    unsigned long	o32_flags;	/* Attribute flags for the object   */
};

#define O32_OBJSIZE	sizeof(struct o32_obj)

#define O32_VSIZE(x)	(x).o32_vsize
#define O32_RVA(x)	(x).o32_rva
#define O32_PSIZE(x)	(x).o32_psize
#define O32_PAGES(x)	(x).o32_pages
#define O32_FLAGS(x)	(x).o32_flags


/*
 *  Format of O32_FLAGS(x)
 *
 * 31	    25 24	16 15	    8	7	0
 *  #### #### | #### #### | #### #### | #### #### - bit no
 *  |||| ||||	|||| ||||   |||| ||||	|||| ||||
 *  |||| ||||	|||| ||||   |||| ||||	|||+-++++-- Reserved - must be zero
 *  |||| ||||	|||| ||||   |||| ||||	||+-------- Code Object
 *  |||| ||||	|||| ||||   |||| ||||	|+--------- Initialized data object
 *  |||| ||||	|||| ||||   |||| ||||	+---------- Uninitialized data object
 *  |||| ||||	|||| ||||   |||| ||||
 *  |||| ||++---++++-++++---++++-++++-------------- Reserved - must be zero
 *  |||| |+---------------------------------------- Object must not be cached
 *  |||| +----------------------------------------- Object must not be paged
 *  |||| 
 *  |||+------------------------------------------- Shared object
 *  ||+-------------------------------------------- Executable object
 *  |+--------------------------------------------- Readable object
 *  +---------------------------------------------- Writable object
 */

#define OBJ_CODE	0x00000020L 	/* Code Object		     */
#define OBJ_INITDATA	0x00000040L 	/* Initialized Data Object   */
#define OBJ_UNINITDATA	0x00000080L 	/* Uninitialized Data Object */
#define OBJ_NOCACHE	0x04000000L 	/* Object Not Cacheable	     */
#define OBJ_RESIDENT	0x08000000L 	/* Object Not Pageable	     */
#define OBJ_SHARED	0x10000000L 	/* Object is Shared	     */
#define OBJ_EXEC	0x20000000L 	/* Executable Object	     */
#define OBJ_READ	0x40000000L 	/* Readable Object	     */
#define OBJ_WRITE	0x80000000L 	/* Writeable Object	     */


#define IsCODEOBJ(x)	    ((x) & OBJ_CODE)
#define IsINITIALIZED(x)    ((x) & OBJ_INITDATA)
#define IsUNINITIALIZED(x)  ((x) & OBJ_UNINITDATA)
#define IsCACHED(x)	    (((x) & OBJ_NOCACHE) == 0)
#define IsRESIDENT(x)	    ((x) & OBJ_RESIDENT)
#define IsSHARED(x)	    ((x) & OBJ_SHARED)
#define IsEXECUTABLE(x)     ((x) & OBJ_EXEC)
#define IsREADABLE(x)	    ((x) & OBJ_READ)
#define IsWRITEABLE(x)	    ((x) & OBJ_WRITE)

#define SetCODEOBJ(x)	    ((x) |= OBJ_CODE)
#define SetCACHED(x)	    ((x) &= ~OBJ_NOCACHE)
#define SetINITIALIZED(x)   ((x) |= OBJ_INITDATA)
#define SetUNINITIALIZED(x) ((x) |= OBJ_UNINITDATA)
#define SetRESIDENT(x)	    ((x) |= OBJ_RESIDENT)
#define SetSHARED(x)	    ((x) |= OBJ_SHARED)
#define SetEXECUTABLE(x)    ((x) |= OBJ_EXEC)
#define SetREADABLE(x)	    ((x) |= OBJ_READ)
#define SetWRITABLE(x)	    ((x) |= OBJ_WRITE)


/*
 *  EXPORT ADDRESS TABLE - Previously called entry table
 */

struct ExpHdr				/* Export directory table	   */
{
    unsigned long	exp_flags;	/* Export table flags, must be 0   */
    unsigned long	exp_timestamp;	/* Time export data created        */
    unsigned short	exp_vermajor;	/* Major version stamp		   */
    unsigned short	exp_verminor;	/* Minor version stamp		   */
    unsigned long	exp_dllname;	/* Offset to the DLL name	   */
    unsigned long	exp_ordbase;	/* First valid ordinal		   */
    unsigned long	exp_eatcnt;	/* Number of EAT entries	   */
    unsigned long	exp_namecnt;	/* Number of exported names	   */
    unsigned long	exp_eat;	/* Export Address Table offset	   */
    unsigned long	exp_name;	/* Export name pointers table off  */
    unsigned long	exp_ordinal;	/* Export ordinals table offset    */
};

#define EXPHDR_SIZE	sizeof(struct ExpHdr)

#define EXP_FLAGS(x)	 (x).exp_flags
#define EXP_TIMESTAMP(x) (x).exp_timestamp
#define EXP_VERMAJOR(x)	 (x).exp_vermajor
#define EXP_VERMINOR(x)	 (x).exp_verminor
#define EXP_DLLNAME(x)	 (x).exp_dllname
#define EXP_ORDBASE(x)	 (x).exp_ordbase
#define EXP_EATCNT(x)	 (x).exp_eatcnt
#define EXP_NAMECNT(x)	 (x).exp_namecnt
#define EXP_EAT(x)	 (x).exp_eat
#define EXP_NAME(x)	 (x).exp_name
#define EXP_ORDINAL(x)	 (x).exp_ordinal


/*
 *  IMPORT MODULE DESCRIPTOR TABLE
 *
 *  Import Directory Table consists of an array of ImpHdr structures (one
 *  for each DLL imported), and is terminated by a zeroed ImpHdr structure.
 */

struct ImpHdr				/* Import directory table	   */
{
    unsigned long	imp_flags;	/* Import table flags, must be 0   */
    unsigned long	imp_timestamp;	/* Time import data created        */
    unsigned short	imp_vermajor;	/* Major version stamp		   */
    unsigned short	imp_verminor;	/* Minor version stamp		   */
    unsigned long	imp_dllname;	/* Offset to the DLL name	   */
    unsigned long	imp_address;	/* Import address table offset	   */
};

#define IMPHDR_SIZE	sizeof(struct ImpHdr)

#define IMP_FLAGS(x)	 (x).imp_flags
#define IMP_TIMESTAMP(x) (x).imp_timestamp
#define IMP_VERMAJOR(x)	 (x).imp_vermajor
#define IMP_VERMINOR(x)	 (x).imp_verminor
#define IMP_DLLNAME(x)	 (x).imp_dllname
#define IMP_ADDRESS(x)	 (x).imp_address


/*
 *  IMPORT PROCEDURE NAME TABLE
 */

struct ImpProc
{
    unsigned short  ip_hint;		/* Hint value			*/
    char	    ip_name[1]; 	/* Zero terminated importe name */
};

#define IP_HINT(x)  (x).ip_hint;

/*
 *  IMPORT ADDRESS TABLE
 */

#define IMPORD_MASK	0x7fffffffL	/* Ordinal number mask		    */
#define IMPOFF_MASK	0x7fffffffL	/* Import data offset mask	    */
#define ORD_BIT 	0x80000000L	/* Import by ordinal bit	    */

#define IsIMPBYORD(x)	((x)&ORD_BIT)


/*
 *  RESOURCE TABLE
 */

struct ResDir				/* Resource Directory */
{
    unsigned long   dir_flags;		/* Resource table flags, must be 0 */
    unsigned long   dir_timestamp;	/* Time resource data created      */
    unsigned short  dir_vermajor;	/* Major version stamp		   */
    unsigned short  dir_verminor;	/* Minor version stamp		   */
    unsigned short  dir_namecnt;	/* Number of name entries	   */
    unsigned short  dir_idcnt;		/* Number of integer ID entries	   */
};


struct ResDirEntry			/* Resource Directory Entry */
{
    unsigned long   dir_name;		/* Resource name RVA/Integer ID    */
    unsigned long   dir_data;		/* Resource data/Subdirectory RVA  */
};

#define RES_SUBDIR  0x80000000L		/* Subdirectory bit */


struct ResDirStrEntry			/* Resource String Entry */
{
    unsigned short  str_len;		/* String length */
    unsigned short  str_wcs[1];		/* Unicode string */
};


struct ResData				/* Resource Data */
{
    unsigned long   res_data;		/* Resource data RVA	 */
    unsigned long   res_size;		/* Size of resource data */
    unsigned long   res_codepage;	/* Codepage		 */
    unsigned long   res_reserved;	/* Reserved, must be 0	 */
};


/*
 *  RELOCATION DEFINITIONS - RUN-TIME FIXUPS
 */

struct r32_rlc				/* Fixup block header		    */
{
    unsigned long   r32_rvasrc;		/* RVA of the page to be fixed up   */
    unsigned long   r32_size;		/* Size of the fixup block in bytes */
};


#define R32_RVASRC(x)	(x).r32_rvasrc
#define R32_SIZE(x)	(x).r32_size
#define R32_FIXUPHDR	sizeof(struct r32_rlc)


/*
 *  The fixup block header is followed by the array of type/offset values.
 *
 *  Format of relocation type/offset value
 *
 *  15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0  - bit no
 *   |	|  |  |	 |  | | | | | | | | | | |
 *   |	|  |  |  +--+-+-+-+-+-+-+-+-+-+-+--- Offset within page
 *   +--+--+--+----------------------------- Fixup type
 */

/*
 *  Valid fixup types:
 */

#define R32_ABSOLUTE	0x0000		/* Absolute    - NOP; skipped by loader	    */
#define R32_HIGHWORD	0x1000		/* High word   - high word of 32 bit offset */
#define R32_LOWWORD	0x2000		/* Low word    - low word of 32 bit offset  */
#define R32_OFF32	0x3000		/* Offset      - 32-bit offset		    */
#define R32_HIGHADJ	0x4000		/* High adjust - next offset is low word    */
#define R32_MIPSJMP	0x5000		/* MIPSJMPADDR				    */
#define R32_TYPMASK	0xf000		/* Fixup type mask			    */
#define R32_OFFMASK	0x0fff		/* Fixup page offset mask		    */

#define IsABS(x)	(((x) & R32_SRCMASK) == R32_ABSOLUTE)
#define IsHIWORD(x)	(((x) & R32_SRCMASK) == R32_HIGHWORD)
#define IsLOWORD(x)	(((x) & R32_SRCMASK) == R32_LOWORD)
#define IsOFF32(x)	(((x) & R32_SRCMASK) == R32_OFF32)
#define IsHIADJ(x)	(((x) & R32_SRCMASK) == R32_HIGHADJ)
#define IsMIPSJMP(x)	(((x) & R32_SRCMASK) == R32_MIPSJMP)


/*
 *  DEBUG INFORMATION
 */

struct	DbgDir
{
    unsigned long   dbg_flags;		/* Debug flags: must be zero	 */
    unsigned long   dbg_timestamp;	/* Time debug data created       */
    unsigned short  dbg_vermajor;	/* Major version stamp	         */
    unsigned short  dbg_verminor;	/* Minor version stamp	         */
    unsigned long   dbg_type;		/* Format type			 */
    unsigned long   dbg_size;		/* Size of debug data w/o DbgDir */
    unsigned long   dbg_rva;		/* RVA of debug data when mapped */
    unsigned long   dbg_seek;		/* seek offset of debug data	 */
};

#define DBG_FLAGS(x)	 (x).dbg_flags
#define DBG_TIMESTAMP(x) (x).dbg_timestamp
#define DBG_VERMAJOR(x)	 (x).dbg_vermajor
#define DBG_VERMINOR(x)	 (x).dbg_verminor
#define DBG_TYPE(x)	 (x).dbg_type
#define DBG_SIZE(x)	 (x).dbg_size
#define DBG_RVA(x)	 (x).dbg_rva
#define DBG_SEEK(x)      (x).dbg_seek
#define DBGDIR_SIZE      sizeof(struct DbgDir)


/*
 *  Format of DBG_TYPE - debug information format
 *
 *  15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0  - bit no
 *   |	|  |  |	 |  | | | | | | | | | | |
 *   |	|  |  |  |  | | | | | | | | | | +--- CV 4.00 format
 *   +--+--+--+--+--+-+-+-+-+-+-+-+-+-+----- Reserved
 */

#define DBG_NTCOFF	1L
#define DBG_CV4 	2L