///////////////////////////////////////////////////////////////
//  client.cpp -  client for outprocMT                       //
//                                                           //
//  Platform:     Dell Dimension 9150, WinXP, SP2            //
//  Application:  Demonstration for CSE775 - Distrib. Objs   //
//  Authors:      Eddon & Eddon, Inside Distributed COM,     //
//                Microsoft Press, 1998                      //
//  Modified:     Jim Fawcett, Syracuse Univ, CST 2-187      //
//                (315) 443-3948, fawcett@ecs.syr.edu        //
///////////////////////////////////////////////////////////////

#define _WIN32_DCOM
#include <iostream>
#include "Component\component.h"
using namespace std;

int main() {

  cout << "Client: Calling CoInitialize()" << endl;
  CoInitialize(NULL);
		
  DWORD ID = GetCurrentThreadId();
  cout << "\n  client STA thread ID is: " << ID << "\n\n";

  IUnknown* pUnknown;
  ISum* pSum;

  cout << "Client: Calling CoCreateInstance() " << endl;
  HRESULT hr = CoCreateInstance(
    CLSID_InsideDCOM, 
    NULL, 
    CLSCTX_LOCAL_SERVER, 
    IID_IUnknown, 
    (void**)&pUnknown
  );
  if(FAILED(hr))
  {
    cout << "\n  Call to CoCreateInstance failed\n\n";
    return 1;
  }

  cout << "Client: Calling QueryInterface() for ISum on " 
       << pUnknown << endl;
  hr = pUnknown->QueryInterface(IID_ISum, (void**)&pSum);

  if(FAILED(hr))
  {
    cout << "QueryInterface FAILED" << "\n\n";
    return 1;
  }
  cout << "Client: Calling Release() for pUnknown" << endl;
  hr = pUnknown->Release();

  cout << "Client: pSum = " << pSum << endl;

  int sum;
  hr = pSum->Sum(4, 9, &sum);
  if(SUCCEEDED(hr))
    cout << "Client: Calling Sum() return value is " << sum << endl;

  cout << "Client: Calling Release() for pSum" << endl;
  hr = pSum->Release();

  cout << "Client: Calling CoUninitialize()" << endl;
  CoUninitialize();
  return 0;
}