// OpenFile.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include "windows.h"
#include "iostream"
#include "stdio.h"


int _tmain(int argc, _TCHAR* argv[])
{
   // printf ("Opening file\n");

   HANDLE src;
   src = CreateFile (
       "C:\\work\\abc.dat", // pointer to name of the file
       GENERIC_READ, // access (read-write) mode
       0, // share mode
       NULL, // pointer to security attributes
       OPEN_EXISTING, // how to create
       FILE_ATTRIBUTE_NORMAL,	// file attributes
       NULL 	// handle to file with attributes to copy
       );

   HANDLE dst;
   dst = CreateFile (
       "C:\\work\\def.dat", // pointer to name of the file
       GENERIC_WRITE, // access (read-write) mode
       0, // share mode
       NULL, // pointer to security attributes
       CREATE_NEW, // how to create
       FILE_ATTRIBUTE_NORMAL,	// file attributes
       NULL 	// handle to file with attributes to copy
       );

    if (src != INVALID_HANDLE_VALUE &&
		dst != INVALID_HANDLE_VALUE)
	{
       std::cout << "Soubory otevreny" << std::endl;
	    
	   const int step = 16*1024;
 	   char data [step];
  	   DWORD result;

   	   BOOL ok = ReadFile (src, data, step, &result, NULL);

       if (ok && result != 0)
	   {
   	      DWORD answer;
  	      ok = WriteFile (dst, // handle
		                  data, // pointer to data
				    	  result, // number of bytes
					      & answer,
		                  NULL);

	     if (ok && result == answer)
            std::cout << "Data zapsana" << std::endl;
	     else
            std::cout << "Chyba pri zapisu" << std::endl;
	   }

	  CloseHandle (src);
	  CloseHandle (dst);
	}

	// int wait;
	// std::cout.flush();
	// std::cin >> wait;
	char * str = new char [11];
	std::cin.read(str, 10);

	return 0;
}