229 lines
6.2 KiB
C
229 lines
6.2 KiB
C
/* $Id: neexe.h,v 1.4 1993/07/04 04:04:21 root Exp root $
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*/
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/*
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* Copyright Robert J. Amstadt, 1993
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*/
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#ifndef NEEXE_H
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#define NEEXE_H
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#include "wintypes.h"
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/*
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* Old MZ header for DOS programs. Actually just a couple of fields
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* from it, so that we can find the start of the NE header.
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*/
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struct mz_header_s
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{
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WORD mz_magic; /* MZ Header signature */
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BYTE dont_care[0x3a]; /* MZ Header stuff */
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WORD ne_offset; /* Offset to extended header */
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};
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#define MZ_SIGNATURE ('M' | ('Z' << 8))
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/*
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* This is the Windows executable (NE) header.
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*/
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struct ne_header_s
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{
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WORD ne_magic; /* NE signature 'NE' */
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BYTE linker_version; /* Linker version number */
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BYTE linker_revision; /* Linker revision number */
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WORD entry_tab_offset; /* Offset to entry table relative to NE */
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WORD entry_tab_length; /* Length of entry table in bytes */
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DWORD reserved1; /* Reserved by Microsoft */
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WORD format_flags; /* Flags about segments in this file */
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WORD auto_data_seg; /* Automatic data segment number */
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WORD local_heap_length; /* Initial size of local heap */
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WORD stack_length; /* Initial size of stack */
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WORD ip; /* Initial IP */
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WORD cs; /* Initial CS */
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WORD sp; /* Initial SP */
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WORD ss; /* Initial SS */
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WORD n_segment_tab; /* # of entries in segment table */
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WORD n_mod_ref_tab; /* # of entries in module reference tab.*/
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WORD nrname_tab_length; /* Length of nonresident-name table */
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WORD segment_tab_offset; /* Offset to segment table */
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WORD resource_tab_offset;/* Offset to resource table */
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WORD rname_tab_offset; /* Offset to resident-name table */
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WORD moduleref_tab_offset;/* Offset to module reference table */
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WORD iname_tab_offset; /* Offset to imported name table */
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DWORD nrname_tab_offset; /* Offset to nonresident-name table */
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WORD n_mov_entry_points; /* # of movable entry points */
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WORD align_shift_count; /* Logical sector alignment shift count */
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WORD n_resource_seg; /* # of resource segments */
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BYTE operating_system; /* Flags indicating target OS */
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BYTE additional_flags; /* Additional information flags */
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WORD fastload_offset; /* Offset to fast load area */
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WORD fastload_length; /* Length of fast load area */
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WORD reserved2; /* Reserved by Microsoft */
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WORD expect_version; /* Expected Windows version number */
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};
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#define NE_SIGNATURE ('N' | ('E' << 8))
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#define PE_SIGNATURE ('P' | ('E' << 8))
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/*
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* NE Header FORMAT FLAGS
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*/
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#define NE_FFLAGS_SINGLEDATA 0x0001
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#define NE_FFLAGS_MULTIPLEDATA 0x0002
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#define NE_FFLAGS_SELFLOAD 0x0800
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#define NE_FFLAGS_LINKERROR 0x2000
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#define NE_FFLAGS_LIBMODULE 0x8000
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/*
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* NE Header OPERATING SYSTEM
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*/
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#define NE_OSFLAGS_UNKNOWN 0x01
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#define NE_OSFLAGS_WINDOWS 0x04
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/*
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* NE Header ADDITIONAL FLAGS
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*/
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#define NE_AFLAGS_WIN2_PROTMODE 0x02
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#define NE_AFLAGS_WIN2_PROFONTS 0x04
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#define NE_AFLAGS_FASTLOAD 0x08
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/*
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* Segment table entry
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*/
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struct ne_segment_table_entry_s
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{
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WORD seg_data_offset; /* Sector offset of segment data */
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WORD seg_data_length; /* Length of segment data */
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WORD seg_flags; /* Flags associated with this segment */
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WORD min_alloc; /* Minimum allocation size for this */
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};
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/*
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* Segment Flags
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*/
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#define NE_SEGFLAGS_DATA 0x0001
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#define NE_SEGFLAGS_ALLOCATED 0x0002
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#define NE_SEGFLAGS_LOADED 0x0004
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#define NE_SEGFLAGS_MOVEABLE 0x0010
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#define NE_SEGFLAGS_SHAREABLE 0x0020
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#define NE_SEGFLAGS_PRELOAD 0x0040
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#define NE_SEGFLAGS_EXECUTEONLY 0x0080
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#define NE_SEGFLAGS_READONLY 0x0080
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#define NE_SEGFLAGS_RELOC_DATA 0x0100
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#define NE_SEGFLAGS_DISCARDABLE 0x1000
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/*
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* Relocation table entry
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*/
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struct relocation_entry_s
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{
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BYTE address_type; /* Relocation address type */
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BYTE relocation_type; /* Relocation type */
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WORD offset; /* Offset in segment to fixup */
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WORD target1; /* Target specification */
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WORD target2; /* Target specification */
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};
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/*
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* Relocation address types
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*/
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#define NE_RADDR_LOWBYTE 0
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#define NE_RADDR_SELECTOR 2
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#define NE_RADDR_POINTER32 3
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#define NE_RADDR_OFFSET16 5
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#define NE_RADDR_POINTER48 11
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#define NE_RADDR_OFFSET32 13
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/*
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* Relocation types
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*/
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#define NE_RELTYPE_INTERNAL 0
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#define NE_RELTYPE_ORDINAL 1
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#define NE_RELTYPE_NAME 2
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#define NE_RELTYPE_OSFIXUP 3
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#define NE_RELFLAG_ADDITIVE 4
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/*
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* DOS PSP
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*/
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struct dos_psp_s
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{
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unsigned short pspInt20;
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unsigned short pspNextParagraph;
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unsigned char pspReserved1;
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unsigned char pspDispatcher[5];
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unsigned short pspTerminateVector[2];
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unsigned short pspControlCVector[2];
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unsigned short pspCritErrorVector[2];
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unsigned short pspReserved2[11];
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unsigned short pspEnvironment;
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unsigned short pspReserved3[23];
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unsigned char pspFCB_1[16];
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unsigned char pspFCB_2[16];
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unsigned char pspReserved4[4];
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unsigned char pspCommandTailCount;
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unsigned char pspCommandTail[128];
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};
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/*
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* Entry table structures.
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*/
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struct entry_tab_header_s
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{
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unsigned char n_entries;
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unsigned char seg_number;
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};
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struct entry_tab_movable_s
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{
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unsigned char flags;
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unsigned char int3f[2];
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unsigned char seg_number;
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unsigned short offset;
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};
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struct entry_tab_fixed_s
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{
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unsigned char flags;
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unsigned char offset[2];
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};
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/*
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* Resource table structures.
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*/
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struct resource_nameinfo_s
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{
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unsigned short offset;
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unsigned short length;
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unsigned short flags;
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unsigned short id;
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unsigned short handle;
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unsigned short usage;
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};
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struct resource_typeinfo_s
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{
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unsigned short type_id; /* Type identifier */
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unsigned short count; /* Number of resources of this type */
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unsigned long reserved;
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/*
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* Name info array.
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*/
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};
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#define NE_RSCTYPE_ACCELERATOR 0x8009
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#define NE_RSCTYPE_BITMAP 0x8002
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#define NE_RSCTYPE_CURSOR 0x8001
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#define NE_RSCTYPE_DIALOG 0x8005
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#define NE_RSCTYPE_FONT 0x8008
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#define NE_RSCTYPE_FONTDIR 0x8007
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#define NE_RSCTYPE_GROUP_CURSOR 0x800c
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#define NE_RSCTYPE_GROUP_ICON 0x800e
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#define NE_RSCTYPE_ICON 0x8003
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#define NE_RSCTYPE_MENU 0x8004
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#define NE_RSCTYPE_RCDATA 0x800a
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#define NE_RSCTYPE_STRING 0x8006
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int load_typeinfo (int, struct resource_typeinfo_s *);
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int load_nameinfo (int, struct resource_nameinfo_s *);
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#endif /* NEEXE_H */
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