// Automatically generated C++ file on Wed Aug  6 12:03:26 2025
//
// To build with Digital Mars C++ Compiler:
//
//    dmc -mn -WD mydll.cpp kernel32.lib

extern "C" __declspec(dllexport) void (*Display)(const char *format, ...)       = 0; // works like printf()
extern "C" __declspec(dllexport) void (*EXIT)(const char *format, ...)          = 0; // print message like printf() but exit(0) afterward
extern "C" __declspec(dllexport) const double *DegreesC                         = 0; // pointer to current circuit temperature
extern "C" __declspec(dllexport) const int *StepNumber                          = 0; // pointer to current step number
extern "C" __declspec(dllexport) const int *NumberSteps                         = 0; // pointer to estimated number of steps
extern "C" __declspec(dllexport) const char* const *InstanceName                = 0; // pointer to address of instance name
extern "C" __declspec(dllexport) const char *QUX                                = 0; // path to QUX.exe
extern "C" __declspec(dllexport) const bool *ForKeeps                           = 0; // pointer to whether being evaluated non-hypothetically
extern "C" __declspec(dllexport) const bool *HoldICs                            = 0; // pointer to whether instance initial conditions are being held
extern "C" __declspec(dllexport) const void *GUI_HWND                           = 0; // pointer to Window handle of QUX.exe
extern "C" __declspec(dllexport) const double *CKTtime                          = 0;
extern "C" __declspec(dllexport) const double *CKTdelta                         = 0;
extern "C" __declspec(dllexport) const int *IntegrationOrder                    = 0;
extern "C" __declspec(dllexport) const int *CKTnoncon                           = 0;
extern "C" __declspec(dllexport) const char *(*BinaryFormat)(unsigned int data) = 0; // BinaryFormat(0x1C) returns "0b00011100"

union uData
{
   bool b;
   char c;
   unsigned char uc;
   short s;
   unsigned short us;
   int i;
   unsigned int ui;
   float f;
   double d;
   long long int i64;
   unsigned long long int ui64;
   char *str;
   unsigned char *bytes;
};

// int DllMain() must exist and return 1 for a process to load the .DLL
// See https://docs.microsoft.com/en-us/windows/win32/dlls/dllmain for more information.
int __stdcall DllMain(void *module, unsigned int reason, void *reserved) { return 1; }

// #undef pin names lest they collide with names in any header file(s) you might include.
#undef In
#undef Out

extern "C" __declspec(dllexport) void mydll(void **opaque, double t, union uData *data)
{
   double       In     = data[0].d  ; // input
   double       R1_Att = data[1].d  ; // input parameter
   double       R2_Att = data[2].d  ; // input parameter
   double       V_Att  = data[3].d  ; // input parameter
   const char * S_Att  = data[4].str; // input parameter
   double      &Out    = data[5].d  ; // output

   // Implement module evaluation code here:

   // build filename here from non-string attributes

   // demonstrate that string attributes created from .param does not work
   Display("S1_Att=%s\n", S_Att);
   EXIT("Terminated");
}