//---------------------------------------------------------------------------

#pragma hdrstop

#include "stdafx.h"
#include "coscom_vc_1_2.h"


//---------------------------------------------------------------------------
    HINSTANCE  CoscomDLLHandle;
    char CoscomDLLName[260];

    TCOSCOMFUNC coscomopenPort;
    TCOSCOMFUNC coscomclosePort;
    TCOSCOMGETPCHARFUNC coscomgetVersion;
    TCOSCOMGETINTEGERFUNC coscomgetStatus;
    TCOSCOMGETINTEGERFUNC coscomgetDuration;
    TCOSCOMGETDOUBLEFUNC coscomgetSpeed;
    TCOSCOMGETINTEGERFUNC coscomgetAcceleration;
    TCOSCOMGETDOUBLEFUNC coscomgetElevation;
    TCOSCOMGETINTEGERFUNC coscomgetHeartrate;
    TCOSCOMGETINTEGERFUNC coscomgetDistance;
    TCOSCOMGETINTEGERFUNC coscomgetError;
    TCOSCOMSETDOUBLEFUNC coscomsetSpeed;
    TCOSCOMSETINTEGERFUNC coscomsetAcceleration;
    TCOSCOMSETDOUBLEFUNC coscomsetElevation;
    TCOSCOMSETSPEEDACCELFUNC coscomsetSpeedAccel;
    TCOSCOMBUTTONFUNC coscomKeyPressStart;
    TCOSCOMBUTTONFUNC coscomKeyPressStop;
    TCOSCOMBUTTONFUNC coscomKeyPressPlus;
    TCOSCOMBUTTONFUNC coscomKeyPressMinus;
    TCOSCOMBUTTONFUNC coscomKeyPressUp;
    TCOSCOMBUTTONFUNC coscomKeyPressDown;
    TCOSCOMSETINTEGERFUNC coscomsetFailSafe;
    TCOSCOMGETINTEGERFUNC coscomgetFailSafe;


    TCOSCOMGETINTEGERFUNC coscomgetWeight;
    TCOSCOMGETDOUBLEFUNC coscomgetEnergy;
    TCOSCOMGETDOUBLEFUNC coscomgetPower;

//void resetCoscomDLLPointer();
//void getCoscomDLLPointer();
//bool areValidCoscomDLLPointer();

void __stdcall resetCoscomDLLPointer()
{
    CoscomDLLHandle = 0;

    strcpy(CoscomDLLName,DefCoscomDLLName);
    coscomopenPort = NULL;
    coscomclosePort = NULL;
    coscomgetVersion = NULL;
    coscomgetStatus = NULL;
    coscomgetDuration = NULL;
    coscomgetSpeed = NULL;
    coscomgetAcceleration = NULL;
    coscomgetElevation = NULL;
    coscomgetHeartrate = NULL;
    coscomgetDistance = NULL;
    coscomgetError = NULL;
    coscomsetSpeed = NULL;
    coscomsetAcceleration = NULL;
    coscomsetElevation = NULL;
    coscomsetSpeedAccel = NULL;
    coscomKeyPressStart = NULL;
    coscomKeyPressStop = NULL;
    coscomKeyPressPlus = NULL;
    coscomKeyPressMinus = NULL;
    coscomKeyPressUp = NULL;
    coscomKeyPressDown = NULL;
    coscomsetFailSafe = NULL;
    coscomgetFailSafe = NULL;

    coscomgetWeight  = NULL;
    coscomgetEnergy = NULL;
    coscomgetPower = NULL;

}

void __stdcall getCoscomDLLPointer()
{
     if (CoscomDLLHandle == NULL)
        return;
    coscomopenPort = (TCOSCOMFUNC) GetProcAddress(CoscomDLLHandle,"coscomopenPort");
    coscomclosePort = (TCOSCOMFUNC) GetProcAddress(CoscomDLLHandle,"coscomclosePort");
    coscomgetVersion = (TCOSCOMGETPCHARFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetVersion");
    coscomgetStatus = (TCOSCOMGETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetStatus");
    coscomgetDuration = (TCOSCOMGETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetDuration");
    coscomgetSpeed =(TCOSCOMGETDOUBLEFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetSpeed");
    coscomgetAcceleration = (TCOSCOMGETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetAcceleration");
    coscomgetElevation =(TCOSCOMGETDOUBLEFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetElevation");
    coscomgetHeartrate =(TCOSCOMGETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetHeartrate");
    coscomgetDistance =(TCOSCOMGETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetDistance");
    coscomgetError = (TCOSCOMGETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetError");
    coscomsetSpeed =(TCOSCOMSETDOUBLEFUNC) GetProcAddress(CoscomDLLHandle,"coscomsetSpeed");
    coscomsetAcceleration =(TCOSCOMSETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomsetAcceleration");
    coscomsetElevation =(TCOSCOMSETDOUBLEFUNC) GetProcAddress(CoscomDLLHandle,"coscomsetElevation");
    coscomsetSpeedAccel =(TCOSCOMSETSPEEDACCELFUNC) GetProcAddress(CoscomDLLHandle,"coscomsetSpeedAccel");
    coscomKeyPressStart =(TCOSCOMBUTTONFUNC) GetProcAddress(CoscomDLLHandle,"coscomKeyPressStart");
    coscomKeyPressStop = (TCOSCOMBUTTONFUNC)GetProcAddress(CoscomDLLHandle,"coscomKeyPressStop");
    coscomKeyPressPlus = (TCOSCOMBUTTONFUNC)GetProcAddress(CoscomDLLHandle,"coscomKeyPressPlus");
    coscomKeyPressMinus = (TCOSCOMBUTTONFUNC)GetProcAddress(CoscomDLLHandle,"coscomKeyPressMinus");
    coscomKeyPressUp = (TCOSCOMBUTTONFUNC)GetProcAddress(CoscomDLLHandle,"coscomKeyPressUp");
    coscomKeyPressDown = (TCOSCOMBUTTONFUNC)GetProcAddress(CoscomDLLHandle,"coscomKeyPressDown");
    coscomsetFailSafe = (TCOSCOMSETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomsetFailSafe");
    coscomgetFailSafe = (TCOSCOMGETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetFailSafe");

    coscomgetWeight     = (TCOSCOMGETINTEGERFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetWeight");
    coscomgetEnergy     = (TCOSCOMGETDOUBLEFUNC)  GetProcAddress(CoscomDLLHandle,"coscomgetEnergy");
    coscomgetPower      = (TCOSCOMGETDOUBLEFUNC) GetProcAddress(CoscomDLLHandle,"coscomgetPower");

}

bool __stdcall areValidCoscomDLLPointer()
{
    return
    (coscomopenPort != NULL)
    && (coscomclosePort != NULL)
    && (coscomgetVersion != NULL)
    && (coscomgetStatus != NULL)
    && (coscomgetSpeed != NULL)
    && (coscomgetDuration != NULL)
    && (coscomgetAcceleration != NULL)
    && (coscomgetElevation != NULL)
    && (coscomgetHeartrate != NULL)
    && (coscomgetDistance != NULL)
    && (coscomgetError != NULL)
    && (coscomsetSpeed != NULL)
    && (coscomsetAcceleration != NULL)
    && (coscomsetElevation != NULL)
    && (coscomsetSpeedAccel != NULL)
    && (coscomKeyPressStart != NULL)
    && (coscomKeyPressStop != NULL)
    && (coscomKeyPressPlus != NULL)
    && (coscomKeyPressMinus != NULL)
    && (coscomKeyPressUp != NULL)
    && (coscomKeyPressDown != NULL)
    && (coscomsetFailSafe != NULL)
    && (coscomgetFailSafe != NULL)

    && (coscomgetWeight != NULL)
    && (coscomgetEnergy != NULL)
    && (coscomgetPower != NULL)
    ;
}

bool __stdcall vc_loadcoscomDLL()
{
   resetCoscomDLLPointer();

   CoscomDLLHandle = LoadLibrary(CoscomDLLName);
   getCoscomDLLPointer();
   if ((CoscomDLLHandle == 0) )
   {
      return FALSE;
   } else
	if (!areValidCoscomDLLPointer() )
   {
      vc_unloadcoscomDLL();
		return FALSE;
   } else
	   return TRUE;
}

bool __stdcall vc_unloadcoscomDLL()
{
   if (CoscomDLLHandle != 0)
   {
      FreeLibrary(CoscomDLLHandle);
	  CoscomDLLHandle = NULL;
   }
   return true;
}