include/builtin16.h

   1 /*
   2  * Win16 built-in DLLs definitions
   3  *
   4  * Copyright 1999 Ulrich Weigand
   5  */
   6
   7 #ifndef __WINE_BUILTIN16_H
   8 #define __WINE_BUILTIN16_H
   9
  10 #include "windef.h"
  11 #include "ldt.h"
  12
  13 struct _CONTEXT86;
  14 struct _STACK16FRAME;
  15
  16 extern BOOL BUILTIN_Init(void);
  17 extern HMODULE16 BUILTIN_LoadModule( LPCSTR name );
  18 extern LPCSTR BUILTIN_GetEntryPoint16( struct _STACK16FRAME *frame, LPSTR name, WORD *pOrd );
  19
  20 extern void RELAY_Unimplemented16(void);
  21
  22 extern WORD CallFrom16Word();
  23 extern LONG CallFrom16Long();
  24 extern void CallFrom16Register();
  25 extern void CallFrom16Thunk();
  26
  27 extern WORD CALLBACK CallTo16Word( FARPROC16 target, INT nArgs );
  28 extern LONG CALLBACK CallTo16Long( FARPROC16 target, INT nArgs );
  29 extern LONG CALLBACK CallTo16RegisterShort( const struct _CONTEXT86 *context, INT nArgs );
  30 extern LONG CALLBACK CallTo16RegisterLong ( const struct _CONTEXT86 *context, INT nArgs );
  31
  32 #include "pshpack1.h"
  33
  34 typedef struct
  35 {
  36     WORD   pushw_bp;               /* pushw %bp */
  37     BYTE   pushl;                  /* pushl $target */
  38     void (*target)();
  39     WORD   call;                   /* call CALLFROM16 */
  40     WORD   callfrom16;
  41 } ENTRYPOINT16;
  42
  43 #define EP(target, offset) { 0x5566, 0x68, (target), 0xe866, (WORD) (offset) }
  44
  45 typedef struct
  46 {
  47     BYTE   pushl;                  /* pushl $relay */
  48     DWORD  relay;
  49     BYTE   lcall;                  /* lcall __FLATCS__:glue */
  50     DWORD  glue;
  51     WORD   flatcs;
  52     BYTE   prefix;                 /* lret $nArgs */
  53     BYTE   lret;
  54     WORD   nArgs;
  55     LPCSTR profile;                /* profile string */
  56 } CALLFROM16;
  57
  58 #define CF16_WORD( relay, nArgs, profile ) \
  59   { 0x68, (DWORD)(relay), \
  60     0x9a, (DWORD)CallFrom16Word, __FLATCS__, \
  61     0x66, (nArgs)? 0xca : 0xcb, (nArgs)? (nArgs) : 0x9090, \
  62     (profile) }
  63
  64 #define CF16_LONG( relay, nArgs, profile ) \
  65   { 0x68, (DWORD)(relay), \
  66     0x9a, (DWORD)CallFrom16Long, __FLATCS__, \
  67     0x66, (nArgs)? 0xca : 0xcb, (nArgs)? (nArgs) : 0x9090, \
  68     (profile) }
  69
  70 #define CF16_REGS( relay, nArgs, profile ) \
  71   { 0x68, (DWORD)(relay), \
  72     0x9a, (DWORD)CallFrom16Register, __FLATCS__, \
  73     0x66, (nArgs)? 0xca : 0xcb, (nArgs)? (nArgs) : 0x9090, \
  74     (profile) }
  75
  76 #include "poppack.h"
  77
  78 typedef struct
  79 {
  80     const char *name;              /* DLL name */
  81     void       *module_start;      /* 32-bit address of the module data */
  82     int         module_size;       /* Size of the module data */
  83     const BYTE *code_start;        /* 32-bit address of DLL code */
  84     const BYTE *data_start;        /* 32-bit address of DLL data */
  85     const void *rsrc;              /* resources data */
  86 } WIN16_DESCRIPTOR;
  87
  88
  89 #endif /* __WINE_BUILTIN16_H */