/********************************************************************** <BR>
  This file is part of Crack dot Com's free source code release of
  Golgotha. <a href="http://www.crack.com/golgotha_release"> <BR> for
  information about compiling & licensing issues visit this URL</a> 
  <PRE> If that doesn't help, contact Jonathan Clark at 
  golgotha_source@usa.net (Subject should have "GOLG" in it) 
***********************************************************************/

#include "inc/arch.hh"

#ifdef _WINDOWS

void null_function() {}

w32 MSVC_p[20];
w32 MSVC_params=0;
void (*MSVC_func)()=&null_function;
static char FP_SAVE[120];

typedef void (*func0)(void);
typedef void (*func1)(w32 a);
typedef void (*func2)(w32 a,w32 b);
typedef void (*func3)(w32 a,w32 b,w32 c);
typedef void (*func4)(w32 a,w32 b,w32 c,w32 d);
typedef void (*func5)(w32 a,w32 b,w32 c,w32 d,w32 e);

void MSVC_exec()
{
  __asm {
    pushfd
    pushad
    fsave FP_SAVE
    frstor FP_SAVE    

    push ebp
    mov  ebp, esp
    push ecx
    push ebx
    push esi
    push edi
  }

  switch (MSVC_params)
  {
    case 1: (*((func1)MSVC_func))(MSVC_p[0]); break;
    case 2: (*((func2)MSVC_func))(MSVC_p[0],MSVC_p[1]); break;
    case 3: (*((func3)MSVC_func))(MSVC_p[0],MSVC_p[1],MSVC_p[2]); break;
    case 4: (*((func4)MSVC_func))(MSVC_p[0],MSVC_p[1],MSVC_p[2],MSVC_p[3]); break;
    case 5: (*((func5)MSVC_func))(MSVC_p[0],MSVC_p[1],MSVC_p[2],MSVC_p[3],MSVC_p[4]); break;
    default:(*((func0)MSVC_func))(); break;
  }
  MSVC_func = &null_function;
  MSVC_params = 0;

  __asm {
    pop edi
    pop esi
    pop ebx
    pop ecx
    mov esp, ebp
    pop ebp

    frstor FP_SAVE    
    popad
    popfd
  }
}
#endif