include/neexe.h

   1 /* $Id: neexe.h,v 1.4 1993/07/04 04:04:21 root Exp root $
   2  */
   3 /*
   4  * Copyright  Robert J. Amstadt, 1993
   5  */
   6 #ifndef NEEXE_H
   7 #define NEEXE_H
   8
   9 #include "wintypes.h"
  10
  11 /*
  12  * Old MZ header for DOS programs.  Actually just a couple of fields
  13  * from it, so that we can find the start of the NE header.
  14  */
  15 struct mz_header_s
  16 {
  17     WORD mz_magic;         /* MZ Header signature */
  18     BYTE  dont_care[0x3a];  /* MZ Header stuff */
  19     WORD ne_offset;        /* Offset to extended header */
  20 };
  21
  22 #define MZ_SIGNATURE  ('M' | ('Z' << 8))
  23
  24 /*
  25  * This is the Windows executable (NE) header.
  26  */
  27 struct ne_header_s
  28 {
  29     WORD  ne_magic;             /* 00 NE signature 'NE' */
  30     BYTE  linker_version;       /* 02 Linker version number */
  31     BYTE  linker_revision;      /* 03 Linker revision number */
  32     WORD  entry_tab_offset;     /* 04 Offset to entry table relative to NE */
  33     WORD  entry_tab_length;     /* 06 Length of entry table in bytes */
  34     DWORD reserved1;            /* 08 Reserved by Microsoft */
  35     WORD  format_flags;         /* 0c Flags about segments in this file */
  36     WORD  auto_data_seg;        /* 0e Automatic data segment number */
  37     WORD  local_heap_length;    /* 10 Initial size of local heap */
  38     WORD  stack_length;         /* 12 Initial size of stack */
  39     WORD  ip;                   /* 14 Initial IP */
  40     WORD  cs;                   /* 16 Initial CS */
  41     WORD  sp;                   /* 18 Initial SP */
  42     WORD  ss;                   /* 1a Initial SS */
  43     WORD  n_segment_tab;        /* 1c # of entries in segment table */
  44     WORD  n_mod_ref_tab;        /* 1e # of entries in module reference tab. */
  45     WORD  nrname_tab_length;    /* 20 Length of nonresident-name table     */
  46     WORD  segment_tab_offset;   /* 22 Offset to segment table */
  47     WORD  resource_tab_offset;  /* 24 Offset to resource table */
  48     WORD  rname_tab_offset;     /* 26 Offset to resident-name table */
  49     WORD  moduleref_tab_offset; /* 28 Offset to module reference table */
  50     WORD  iname_tab_offset;     /* 2a Offset to imported name table */
  51     DWORD nrname_tab_offset;    /* 2c Offset to nonresident-name table */
  52     WORD  n_mov_entry_points;   /* 30 # of movable entry points */
  53     WORD  align_shift_count;    /* 32 Logical sector alignment shift count */
  54     WORD  n_resource_seg;       /* 34 # of resource segments */
  55     BYTE  operating_system;     /* 36 Flags indicating target OS */
  56     BYTE  additional_flags;     /* 37 Additional information flags */
  57     WORD  fastload_offset;      /* 38 Offset to fast load area */
  58     WORD  fastload_length;      /* 3a Length of fast load area */
  59     WORD  reserved2;            /* 3c Reserved by Microsoft */
  60     WORD  expect_version;       /* 3e Expected Windows version number */
  61 };
  62
  63 #define NE_SIGNATURE  ('N' | ('E' << 8))
  64 #define PE_SIGNATURE  ('P' | ('E' << 8))
  65
  66 /*
  67  * NE Header FORMAT FLAGS
  68  */
  69 #define NE_FFLAGS_SINGLEDATA    0x0001
  70 #define NE_FFLAGS_MULTIPLEDATA  0x0002
  71 #define NE_FFLAGS_WIN32         0x0010
  72 #define NE_FFLAGS_BUILTIN       0x0020  /* Wine built-in module */
  73 #define NE_FFLAGS_SELFLOAD      0x0800
  74 #define NE_FFLAGS_LINKERROR     0x2000
  75 #define NE_FFLAGS_CALLWEP       0x4000
  76 #define NE_FFLAGS_LIBMODULE     0x8000
  77
  78 /*
  79  * NE Header OPERATING SYSTEM
  80  */
  81 #define NE_OSFLAGS_UNKNOWN      0x01
  82 #define NE_OSFLAGS_WINDOWS      0x04
  83
  84 /*
  85  * NE Header ADDITIONAL FLAGS
  86  */
  87 #define NE_AFLAGS_WIN2_PROTMODE 0x02
  88 #define NE_AFLAGS_WIN2_PROFONTS 0x04
  89 #define NE_AFLAGS_FASTLOAD      0x08
  90
  91 /*
  92  * Segment table entry
  93  */
  94 struct ne_segment_table_entry_s
  95 {
  96     WORD seg_data_offset;       /* Sector offset of segment data        */
  97     WORD seg_data_length;       /* Length of segment data               */
  98     WORD seg_flags;             /* Flags associated with this segment   */
  99     WORD min_alloc;             /* Minimum allocation size for this     */
 100 };
 101
 102 /*
 103  * Segment Flags
 104  */
 105 #define NE_SEGFLAGS_DATA        0x0001
 106 #define NE_SEGFLAGS_ALLOCATED   0x0002
 107 #define NE_SEGFLAGS_LOADED      0x0004
 108 #define NE_SEGFLAGS_ITERATED    0x0008
 109 #define NE_SEGFLAGS_MOVEABLE    0x0010
 110 #define NE_SEGFLAGS_SHAREABLE   0x0020
 111 #define NE_SEGFLAGS_PRELOAD     0x0040
 112 #define NE_SEGFLAGS_EXECUTEONLY 0x0080
 113 #define NE_SEGFLAGS_READONLY    0x0080
 114 #define NE_SEGFLAGS_RELOC_DATA  0x0100
 115 #define NE_SEGFLAGS_DISCARDABLE 0x1000
 116
 117 /*
 118  * Relocation table entry
 119  */
 120 struct relocation_entry_s
 121 {
 122     BYTE address_type;  /* Relocation address type              */
 123     BYTE relocation_type;       /* Relocation type                      */
 124     WORD offset;                /* Offset in segment to fixup           */
 125     WORD target1;               /* Target specification                 */
 126     WORD target2;               /* Target specification                 */
 127 };
 128
 129 /*
 130  * Relocation address types
 131  */
 132 #define NE_RADDR_LOWBYTE        0
 133 #define NE_RADDR_SELECTOR       2
 134 #define NE_RADDR_POINTER32      3
 135 #define NE_RADDR_OFFSET16       5
 136 #define NE_RADDR_POINTER48      11
 137 #define NE_RADDR_OFFSET32       13
 138
 139 /*
 140  * Relocation types
 141  */
 142 #define NE_RELTYPE_INTERNAL     0
 143 #define NE_RELTYPE_ORDINAL      1
 144 #define NE_RELTYPE_NAME         2
 145 #define NE_RELTYPE_OSFIXUP      3
 146 #define NE_RELFLAG_ADDITIVE     4
 147
 148 /*
 149  * DOS PSP
 150  */
 151 struct dos_psp_s
 152 {
 153     unsigned short pspInt20;
 154     unsigned short pspNextParagraph;
 155     unsigned char  pspReserved1;
 156     unsigned char  pspDispatcher[5];
 157     unsigned short pspTerminateVector[2];
 158     unsigned short pspControlCVector[2];
 159     unsigned short pspCritErrorVector[2];
 160     unsigned short pspReserved2[11];
 161     unsigned short pspEnvironment;
 162     unsigned short pspReserved3[23];
 163     unsigned char  pspFCB_1[16];
 164     unsigned char  pspFCB_2[16];
 165     unsigned char  pspReserved4[4];
 166     unsigned char  pspCommandTailCount;
 167     unsigned char  pspCommandTail[128];
 168 };
 169
 170 /*
 171  * Entry table structures.
 172  */
 173 struct entry_tab_header_s
 174 {
 175     unsigned char n_entries;
 176     unsigned char seg_number;
 177 };
 178
 179 struct entry_tab_movable_s
 180 {
 181     unsigned char flags;
 182     unsigned char int3f[2];
 183     unsigned char seg_number;
 184     unsigned short offset;
 185 };
 186
 187 struct entry_tab_fixed_s
 188 {
 189     unsigned char flags;
 190     unsigned char offset[2];
 191 };
 192
 193 /*
 194  * Resource table structures.
 195  */
 196 struct resource_nameinfo_s
 197 {
 198     unsigned short offset;
 199     unsigned short length;
 200     unsigned short flags;
 201     unsigned short id;
 202     HANDLE16 handle;
 203     unsigned short usage;
 204 };
 205
 206 struct resource_typeinfo_s
 207 {
 208     unsigned short type_id;     /* Type identifier */
 209     unsigned short count;       /* Number of resources of this type */
 210     unsigned long  reserved;
 211     /*
 212      * Name info array.
 213      */
 214 };
 215
 216 #define NE_RSCTYPE_ACCELERATOR          0x8009
 217 #define NE_RSCTYPE_BITMAP               0x8002
 218 #define NE_RSCTYPE_CURSOR               0x8001
 219 #define NE_RSCTYPE_DIALOG               0x8005
 220 #define NE_RSCTYPE_FONT                 0x8008
 221 #define NE_RSCTYPE_FONTDIR              0x8007
 222 #define NE_RSCTYPE_GROUP_CURSOR         0x800c
 223 #define NE_RSCTYPE_GROUP_ICON           0x800e
 224 #define NE_RSCTYPE_ICON                 0x8003
 225 #define NE_RSCTYPE_MENU                 0x8004
 226 #define NE_RSCTYPE_RCDATA               0x800a
 227 #define NE_RSCTYPE_STRING               0x8006
 228
 229 int  load_typeinfo  (int, struct resource_typeinfo_s *);
 230 int  load_nameinfo  (int, struct resource_nameinfo_s *);
 231
 232 #endif /* NEEXE_H */