include/neexe.h

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