[C++] Check Process

bool CheckProcess(wstring wstrExeName)
{
 bool bHasProcess = false;
 unsigned long aProcesses[1024], cbNeeded, cProcesses;
 if(EnumProcesses(aProcesses, sizeof(aProcesses), &cbNeeded))
 {
  cProcesses = cbNeeded / sizeof(unsigned long);
  for(unsigned int i = 0; i < cProcesses; i++)
  {
   if(aProcesses[i] == 0)
    continue;

   HANDLE hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, 0, aProcesses[i]);
   wchar_t buffer[50];
   GetModuleBaseNameW(hProcess, 0, buffer, 50);
   CloseHandle(hProcess);
   if(wstrExeName == wstring(buffer))
   {
    bHasProcess = true;
    break;
   }
  }
 }
 return bHasProcess;
}