Чтение данных из файла

Dll: #include "stdafx.h"
#include "n.h"
#include <windows.h>
#include <iostream.h>
#include <winbase.h>
 
 
BOOL APIENTRY DllMain( HANDLE hModule, 
                       DWORD  ul_reason_for_call, 
                       LPVOID lpReserved
                     )
{
    switch (ul_reason_for_call)
    {
        case DLL_PROCESS_ATTACH:
        case DLL_THREAD_ATTACH:
        case DLL_THREAD_DETACH:
        case DLL_PROCESS_DETACH:
            break;
    }
    return TRUE;
}
 
 
 
 
DWORD WINAPI Read(LPVOID *lpParam)
    
{
 
    HANDLE hfile;
    
    DWORD rNumber;
    
    DWORD sizelow; 
      
    
 
  
hfile = CreateFile("C:\\1.txt",FILE_SHARE_READ,0,NULL,OPEN_ALWAYS,FILE_ATTRIBUTE_READONLY,NULL);
 
sizelow = GetFileSize(HANDLE(hfile),NULL);
 
char *buf= new char[sizelow];
 
BOOL r =  ReadFile(HANDLE(hfile),buf,sizelow,&rNumber,NULL);
 
delete[]buf; 
 
CloseHandle(HANDLE(hfile));
 
return r; 
 
}
 
приложение: 
 
#include "stdafx.h"
#include <windows.h>
#include <iostream.h>
 
typedef DWORD  (WINAPI *Readfn)(LPVOID);
 
HMODULE hDLL = NULL;
 
DWORD WINAPI read(void *buffer) 
{
    
    if (hDLL == NULL)
        
    hDLL = LoadLibrary("n.dll");
    
    Readfn pfn = (Readfn) GetProcAddress(hDLL,"Read");
    
    if (pfn != NULL)
    
        return pfn(buffer);
    
    else
        
        return 0; 
}
 
 
  void main()
 
{
 
  char *value1 = new char[1024];  
  
  char *value2 = new char[1024]; 
 
  HANDLE *threads = new HANDLE[2];
 
  threads[0] = CreateThread(NULL,0,read,value1,0,NULL);
 
  threads[1] = CreateThread(NULL,0,read,value2,0,NULL);  
 
  cout <<"value1: "<<value1; 
   
  cout <<"value2: "<<value2;
 
  CloseHandle(threads[0]); 
  
  CloseHandle(threads[1]); 
  
  delete[]value1;  
  
  delete[]value2;  
  
  delete[]threads;
   
  if (hDLL != NULL)
    
  FreeLibrary(hDLL);
 
}