并口编程

开发平台：

C/C++

main.cpp：源码内容

							#include <windows.h>
#include <cstdlib>
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include "stdafx.h"
//#include "lib_victorcoasne_com.hpp"
using namespace std;
typedef short _stdcall ( * InputProcedure )( short ); 
typedef short _stdcall ( * OutputProcedure )( short, short ); 
//short _stdcall Inp32(short PortAddress); 
//void _stdcall Out32(short PortAddress, short data);
int main( void )
{
      HMODULE library = LoadLibrary( "inpout32.dll" );
      if( library )
      {
            InputProcedure Inp32 = ( InputProcedure )GetProcAddress( library, "Inp32" );
            OutputProcedure Out32 = ( OutputProcedure )GetProcAddress( library, "Out32" );
            if( Inp32 && Out32 )
            {                
                  short OutputVal=0;
                  cout<<"Input the data:";
                  cin>>OutputVal;
                  Out32( 0x378, OutputVal );
                  short PortVal = Inp32( 0x378 );
                  cout << "recieved from port: " << PortVal << endl;
            }
            else
            {
                  cerr << "GetProcAddress failed" << endl;
            }
            FreeLibrary( library );
      }
      else
      {
            cerr << "LoadLibrary failed" << endl;
      }
      system("pause");
      return 0;
      
}

						