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reactos/os2/utils/EXE386.H
Robert Kopferl aea2b71437 initial comit 
svn path=/trunk/; revision=2773
2002-03-23 19:23:28 +00:00

558 lines
22 KiB
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#ifndef __LX_EXE__
#define __LX_EXE__
#pragma pack(1) /* Force byte alignment */
/*_________________________________________________________________*
| |
| |
| OS/2 .EXE FILE HEADER DEFINITION - 386 version 0:32 |
| |
|_________________________________________________________________|
* */
#define BITPERWORD 16
#define BITPERBYTE 8
#define OBJPAGELEN 4096
#define E32MAGIC 0x584c /* New magic number "LX" */
#define E32RESBYTES1 0 /* First bytes reserved */
#define E32RESBYTES2 0 /* Second bytes reserved */
#define E32RESBYTES3 20 /* Third bytes reserved */
#define E32LEBO 0x00 /* Little Endian Byte Order */
#define E32BEBO 0x01 /* Big Endian Byte Order */
#define E32LEWO 0x00 /* Little Endian Word Order */
#define E32BEWO 0x01 /* Big Endian Word Order */
#define E32LEVEL 0L /* 32-bit EXE format level */
#define E32CPU286 0x001 /* Intel 80286 or upwardly compatibile */
#define E32CPU386 0x002 /* Intel 80386 or upwardly compatibile */
#define E32CPU486 0x003 /* Intel 80486 or upwardly compatibile */
struct lx_exe /* New 32-bit .EXE header for OS/2 EXEs and DLLs*/
{
unsigned short magic; /* Magic number E32_MAGIC */
unsigned char border; /* The byte ordering for the .EXE */
unsigned char worder; /* The word ordering for the .EXE */
unsigned long level; /* The EXE format level for now = 0 */
unsigned short cpu; /* The CPU type */
unsigned short os; /* The OS type */
unsigned long ver; /* Module version */
unsigned long mflags; /* Module flags */
unsigned long mpages; /* Module # pages */
unsigned long startobj; /* Object # for instruction pointer */
unsigned long eip; /* Extended instruction pointer */
unsigned long stackobj; /* Object # for stack pointer */
unsigned long esp; /* Extended stack pointer */
unsigned long pagesize; /* .EXE page size */
unsigned long pageshift; /* Page alignment shift in .EXE */
unsigned long fixupsize; /* Fixup section size */
unsigned long fixupsum; /* Fixup section checksum */
unsigned long ldrsize; /* Loader section size */
unsigned long ldrsum; /* Loader section checksum */
unsigned long objtab; /* Object table offset */
unsigned long objcnt; /* Number of objects in module */
unsigned long objmap; /* Object page map offset */
unsigned long itermap; /* Object iterated data map offset */
unsigned long rsrctab; /* Offset of Resource Table */
unsigned long rsrccnt; /* Number of resource entries */
unsigned long restab; /* Offset of resident name table */
unsigned long enttab; /* Offset of Entry Table */
unsigned long dirtab; /* Offset of Module Directive Table */
unsigned long dircnt; /* Number of module directives */
unsigned long fpagetab; /* Offset of Fixup Page Table */
unsigned long frectab; /* Offset of Fixup Record Table */
unsigned long impmod; /* Offset of Import Module Name Table */
unsigned long impmodcnt; /* Number of entries in Import Module Name Table */
unsigned long impproc; /* Offset of Import Procedure Name Table */
unsigned long pagesum; /* Offset of Per-Page Checksum Table */
unsigned long datapage; /* Offset of Enumerated Data Pages */
unsigned long preload; /* Number of preload pages */
unsigned long nrestab; /* Offset of Non-resident Names Table */
unsigned long cbnrestab; /* Size of Non-resident Name Table */
unsigned long nressum; /* Non-resident Name Table Checksum */
unsigned long autodata; /* Object # for automatic data object */
unsigned long debuginfo; /* Offset of the debugging information */
unsigned long debuglen; /* The length of the debugging info. in bytes */
unsigned long instpreload;/* Number of instance pages in preload section of .EXE file */
unsigned long instdemand; /* Number of instance pages in demand load section of .EXE file */
unsigned long heapsize; /* Size of heap - for 16-bit apps */
unsigned long stacksize; /* Size of stack */
unsigned char res3[E32RESBYTES3];
/* Pad structure to 196 bytes */
};
/*
* Format of lx_exe.mflags:
*
* Low word has the following format:
*
* 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 - bit no
* | | | | | | | |
* | | | | | | | +------- Per-Process Library Initialization
* | | | | | | +--------- SystemDLL (internal fixups discarded)
* | | | | | +----------- No Internal Fixups for Module in .EXE
* | | | | +------------- No External Fixups for Module in .EXE
* | | | +------------------- Incompatible with PM Windowing
* | | +--------------------- Compatible with PM Windowing
* | | Uses PM Windowing API
* | +-------------------------------- Module not Loadable
* +-------------------------------------- Library Module
*/
#define E32NOTP 0x8000L /* Library Module - used as NENOTP */
#define E32NOLOAD 0x2000L /* Module not Loadable */
#define E32PMAPI 0x0300L /* Uses PM Windowing API */
#define E32PMW 0x0200L /* Compatible with PM Windowing */
#define E32NOPMW 0x0100L /* Incompatible with PM Windowing */
#define E32NOEXTFIX 0x0020L /* NO External Fixups in .EXE */
#define E32NOINTFIX 0x0010L /* NO Internal Fixups in .EXE */
#define E32SYSDLL 0x0008L /* System DLL, Internal Fixups discarded*/
#define E32LIBINIT 0x0004L /* Per-Process Library Initialization */
#define E32LIBTERM 0x40000000L /* Per-Process Library Termination */
#define E32APPMASK 0x0300L /* Application Type Mask */
/*
* Format of E32_MFLAGS(x):
*
* High word has the following format:
*
* 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 - bit no
* | |
* | +--- Protected memory library module
* +----- Device driver
*/
#define E32PROTDLL 0x10000L /* Protected memory library module */
#define E32DEVICE 0x20000L /* Device driver */
#define E32MODEXE 0x00000L /* .EXE module */
#define E32MODDLL 0x08000L /* .DLL module */
#define E32MODPROTDLL 0x18000L /* Protected memory library module */
#define E32MODPDEV 0x20000L /* Physical device driver */
#define E32MODVDEV 0x28000L /* Virtual device driver */
#define E32MODMASK 0x38000L /* Module type mask */
/*
* RELOCATION DEFINITIONS - RUN-TIME FIXUPS
*/
typedef union _offset
{
unsigned short offset16;
unsigned long offset32;
}
offset; /* 16-bit or 32-bit offset */
/***ET+ r32_rlc - Relocation item */
struct r32_rlc /* Relocation item */
{
unsigned char nr_stype; /* Source type - field shared with new_rlc */
unsigned char nr_flags; /* Flag byte - field shared with new_rlc */
short r32_soff; /* Source offset */
unsigned short r32_objmod; /* Target object number or Module ordinal */
union targetid
{
offset intref; /* Internal fixup */
union extfixup
{
offset proc; /* Procedure name offset */
unsigned long ord; /* Procedure odrinal */
}
extref; /* External fixup */
struct addfixup
{
unsigned short entry; /* Entry ordinal */
offset addval; /* Value added to the address */
}
addfix; /* Additive fixup */
}
r32_target; /* Target data */
unsigned short r32_srccount; /* Number of chained fixup records */
unsigned short r32_chain; /* Chain head */
};
/*
* In 32-bit .EXE file run-time relocations are written as varying size
* records, so we need many size definitions.
*/
#define RINTSIZE16 8
#define RINTSIZE32 10
#define RORDSIZE 8
#define RNAMSIZE16 8
#define RNAMSIZE32 10
#define RADDSIZE16 10
#define RADDSIZE32 12
#if FALSE
/*
* Access macros defined in NEWEXE.H !!!
*/
#define NR_STYPE(x) (x).nr_stype
#define NR_FLAGS(x) (x).nr_flags
#endif
#define R32_SOFF(x) (x).r32_soff
#define R32_OBJNO(x) (x).r32_objmod
#define R32_MODORD(x) (x).r32_objmod
#define R32_OFFSET16(x) (x).r32_target.intref.offset16
#define R32_OFFSET32(x) (x).r32_target.intref.offset32
#define R32_PROCOFF16(x) (x).r32_target.extref.proc.offset16
#define R32_PROCOFF32(x) (x).r32_target.extref.proc.offset32
#define R32_PROCORD(x) (x).r32_target.extref.ord
#define R32_ENTRY(x) (x).r32_target.addfix.entry
#define R32_ADDVAL16(x) (x).r32_target.addfix.addval.offset16
#define R32_ADDVAL32(x) (x).r32_target.addfix.addval.offset32
#define R32_SRCCNT(x) (x).r32_srccount
#define R32_CHAIN(x) (x).r32_chain
/*
* Format of NR_STYPE(x)
*
* 7 6 5 4 3 2 1 0 - bit no
* | | | | | |
* | | +-+-+-+--- Source type
* | +----------- Fixup to 16:16 alias
* +------------- List of source offset follows fixup record
*/
#if FALSE
/* DEFINED in newexe.h !!! */
#define NRSTYP 0x0f /* Source type mask */
#define NRSBYT 0x00 /* lo byte (8-bits)*/
#define NRSSEG 0x02 /* 16-bit segment (16-bits) */
#define NRSPTR 0x03 /* 16:16 pointer (32-bits) */
#define NRSOFF 0x05 /* 16-bit offset (16-bits) */
#define NRPTR48 0x06 /* 16:32 pointer (48-bits) */
#define NROFF32 0x07 /* 32-bit offset (32-bits) */
#define NRSOFF32 0x08 /* 32-bit self-relative offset (32-bits) */
#endif
#define NRSRCMASK 0x0f /* Source type mask */
#define NRALIAS 0x10 /* Fixup to alias */
#define NRCHAIN 0x20 /* List of source offset follows */
/* fixup record, source offset field */
/* in fixup record contains number */
/* of elements in list */
/*
* Format of NR_FLAGS(x) and R32_FLAGS(x):
*
* 7 6 5 4 3 2 1 0 - bit no
* | | | | | | |
* | | | | | +-+--- Reference type
* | | | | +------- Additive fixup
* | | | +----------- 32-bit Target Offset Flag (1 - 32-bit; 0 - 16-bit)
* | | +------------- 32-bit Additive Flag (1 - 32-bit; 0 - 16-bit)
* | +--------------- 16-bit Object/Module ordinal (1 - 16-bit; 0 - 8-bit)
* +----------------- 8-bit import ordinal (1 - 8-bit;
* 0 - NR32BITOFF toggles
* between 16 and 32 bit
* ordinal)
*/
#if FALSE
/* DEFINED in newexe.h !!! */
#define NRRTYP 0x03 /* Reference type mask */
#define NRRINT 0x00 /* Internal reference */
#define NRRORD 0x01 /* Import by ordinal */
#define NRRNAM 0x02 /* Import by name */
#define NRADD 0x04 /* Additive fixup */
#endif
#define NRRENT 0x03 /* Internal entry table fixup */
#define NR32BITOFF 0x10 /* 32-bit Target Offset */
#define NR32BITADD 0x20 /* 32-bit Additive fixup */
#define NR16OBJMOD 0x40 /* 16-bit Object/Module ordinal */
#define NR8BITORD 0x80 /* 8-bit import ordinal */
/*end*/
/*
* Data structures for storing run-time fixups in linker virtual memory.
*
* Each object has a list of Object Page Directories which specify
* fixups for given page. Each page has its own hash table which is
* used to detect fixups to the same target.
*/
#define PAGEPERDIR 62
#define LG2DIR 7
typedef struct _OBJPAGEDIR
{
DWORD next; /* Virtual pointer to next dir on list */
WORD ht[PAGEPERDIR]; /* Pointers to individual hash tables */
}
OBJPAGEDIR;
/*
* OBJECT TABLE
*/
/***ET+ o32_obj Object Table Entry */
struct o32_obj /* Flat .EXE object table entry */
{
unsigned long o32_size; /* Object virtual size */
unsigned long o32_base; /* Object base virtual address */
unsigned long o32_flags; /* Attribute flags */
unsigned long o32_pagemap; /* Object page map index */
unsigned long o32_mapsize; /* Number of entries in object page map */
unsigned long o32_reserved; /* Reserved */
};
#define O32_SIZE(x) (x).o32_size
#define O32_BASE(x) (x).o32_base
#define O32_FLAGS(x) (x).o32_flags
#define O32_PAGEMAP(x) (x).o32_pagemap
#define O32_MAPSIZE(x) (x).o32_mapsize
#define O32_RESERVED(x) (x).o32_reserved
/*
* Format of O32_FLAGS(x)
*
* High word of dword flag field is not used for now.
* Low word has the following format:
*
* 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 - bit no
* | | | | | | | | | | | | | | |
* | | | | | | | | | | | | | | +--- Readable Object
* | | | | | | | | | | | | | +----- Writeable Object
* | | | | | | | | | | | | +------- Executable Object
* | | | | | | | | | | | +--------- Resource Object
* | | | | | | | | | | +----------- Object is Discardable
* | | | | | | | | | +------------- Object is Shared
* | | | | | | | | +--------------- Object has preload pages
* | | | | | | | +----------------- Object has invalid pages
* | | | | | | +------------------- Object is permanent and swappable
* | | | | | +--------------------- Object is permanent and resident
* | | | | +----------------------- Object is permanent and long lockable
* | | | +----------------------------- 16:16 alias required (80x86 specific)
* | | +-------------------------------- Big/Default bit setting (80x86 specific)
* | +----------------------------------- Object is conforming for code (80x86 specific)
* +-------------------------------------- Object I/O privilege level (80x86 specific)
*
*/
#define OBJREAD 0x0001L /* Readable Object */
#define OBJWRITE 0x0002L /* Writeable Object */
#define OBJRSRC 0x0008L /* Resource Object */
#define OBJINVALID 0x0080L /* Object has invalid pages */
#define LNKNONPERM 0x0600L /* Object is nonpermanent - should be */
#define OBJNONPERM 0x0000L /* zero in the .EXE but LINK386 uses 6 */
#define OBJPERM 0x0100L /* Object is permanent and swappable */
#define OBJRESIDENT 0x0200L /* Object is permanent and resident */
#define OBJCONTIG 0x0300L /* Object is resident and contiguous */
#define OBJDYNAMIC 0x0400L /* Object is permanent and long locable */
#define OBJTYPEMASK 0x0700L /* Object type mask */
#define OBJALIAS16 0x1000L /* 16:16 alias required (80x86 specific) */
#define OBJBIGDEF 0x2000L /* Big/Default bit setting (80x86 specific) */
#define OBJIOPL 0x8000L /* Object I/O privilege level (80x86 specific) */
#if FOR_EXEHDR
/*
* Name these flags differently for EXEHDR.EXE - avoid conflicts with 286 version
*/
#define OBJDISCARD 0x0010L /* Object is Discardable */
#define OBJSHARED 0x0020L /* Object is Shared */
#define OBJPRELOAD 0x0040L /* Object has preload pages */
#define OBJEXEC 0x0004L /* Executable Object */
#define OBJCONFORM 0x4000L /* Object is conforming for code (80x86 specific) */
#else
/*
* Life will be easier, if we keep the same names for the following flags:
*/
#define NSDISCARD 0x0010L /* Object is Discardable */
#define NSMOVE NSDISCARD /* Moveable object is for sure Discardable */
#define NSSHARED 0x0020L /* Object is Shared */
#define NSPRELOAD 0x0040L /* Object has preload pages */
#define NSEXRD 0x0004L /* Executable Object */
#define NSCONFORM 0x4000L /* Object is conforming for code (80x86 specific) */
#endif
/*end*/
/***ET+ o32_map - Object Page Map entry */
struct o32_map /* Object Page Table entry */
{
unsigned long o32_pagedataoffset; /* file offset of page */
unsigned short o32_pagesize; /* # bytes of page data */
unsigned short o32_pageflags; /* Per-Page attributes */
};
#define GETPAGEIDX(x) ((x).o32_pagedataoffset)
#define PUTPAGEIDX(x,i) ((x).o32_pagedataoffset = ((unsigned long)(i)))
#define PUTPAGESIZ(x,i) ((x).o32_pagesize = ((unsigned int)(i)))
#define GETPAGESIZ(x) ((x).o32_pagesize)
#define PAGEFLAGS(x) (x).o32_pageflags
#define VALID 0x0000 /* Valid Physical Page in .EXE */
#define ITERDATA 0x0001 /* Iterated Data Page */
#define INVALID 0x0002 /* Invalid Page */
#define ZEROED 0x0003 /* Zero Filled Page */
#define RANGE 0x0004 /* Range of pages */
#define ITERDATA2 0x0005 /* Iterated Data Page Type II */
/*end*/
/*
* RESOURCE TABLE
*/
/***ET+ rsrc32 - Resource Table Entry */
struct rsrc32 /* Resource Table Entry */
{
unsigned short type; /* Resource type */
unsigned short name; /* Resource name */
unsigned long cb; /* Resource size */
unsigned short obj; /* Object number */
unsigned long offset; /* Offset within object */
};
/*end*/
/*
* Iteration Record format for 'EXEPACK'ed pages.
*/
struct LX_Iter
{
unsigned short LX_nIter; /* number of iterations */
unsigned short LX_nBytes; /* number of bytes */
unsigned char LX_Iterdata; /* iterated data byte(s) */
};
/*
* ENTRY TABLE DEFINITIONS
*/
/***ET+ b32_bundle - Entry Table */
struct b32_bundle
{
unsigned char b32_cnt; /* Number of entries in this bundle */
unsigned char b32_type; /* Bundle type */
unsigned short b32_obj; /* Object number */
}; /* Follows entry types */
struct e32_entry
{
unsigned char e32_flags; /* Entry point flags */
union entrykind
{
offset e32_offset; /* 16-bit/32-bit offset entry */
struct callgate
{
unsigned short offset; /* Offset in segment */
unsigned short callgate; /* Callgate selector */
}
e32_callgate; /* 286 (16-bit) call gate */
struct fwd
{
unsigned short modord; /* Module ordinal number */
unsigned long value; /* Proc name offset or ordinal */
}
e32_fwd; /* Forwarder */
}
e32_variant; /* Entry variant */
};
#define B32_CNT(x) (x).b32_cnt
#define B32_TYPE(x) (x).b32_type
#define B32_OBJ(x) (x).b32_obj
#define E32_EFLAGS(x) (x).e32_flags
#define E32_OFFSET16(x) (x).e32_variant.e32_offset.offset16
#define E32_OFFSET32(x) (x).e32_variant.e32_offset.offset32
#define E32_GATEOFF(x) (x).e32_variant.e32_callgate.offset
#define E32_GATE(x) (x).e32_variant.e32_callgate.callgate
#define E32_MODORD(x) (x).e32_variant.e32_fwd.modord
#define E32_VALUE(x) (x).e32_variant.e32_fwd.value
#define FIXENT16 3
#define FIXENT32 5
#define GATEENT16 5
#define FWDENT 7
/*
* BUNDLE TYPES
*/
#define EMPTY 0x00 /* Empty bundle */
#define ENTRY16 0x01 /* 16-bit offset entry point */
#define GATE16 0x02 /* 286 call gate (16-bit IOPL) */
#define ENTRY32 0x03 /* 32-bit offset entry point */
#define ENTRYFWD 0x04 /* Forwarder entry point */
#define TYPEINFO 0x80 /* Typing information present flag */
/*
* Format for E32_EFLAGS(x)
*
* 7 6 5 4 3 2 1 0 - bit no
* | | | | | | | |
* | | | | | | | +--- exported entry
* | | | | | | +----- uses shared data
* +-+-+-+-+-+------- parameter word count
*/
#define E32EXPORT 0x01 /* Exported entry */
#define E32SHARED 0x02 /* Uses shared data */
#define E32PARAMS 0xf8 /* Parameter word count mask */
/*
* Flags for forwarders only:
*/
#define FWD_ORDINAL 0x01 /* Imported by ordinal */
#pragma pack() /* Restore default alignment */
/*end*/
#endif /* __LX_EXE__ */
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