C / C++ / MFC

// use watch-window to view the content of the buffer (szBuffer,m ->display memory)
LPTSTR szBuffer = strText.GetBuffer(len);
TempEditM->GetLine(i, szBuffer, len);
strText.ReleaseBuffer();

static LRESULT CALLBACK CBTProc(int nCode,
                                WPARAM wParam,
                                LPARAM lParam)
{
    if (nCode == HCBT_CREATEWND)
    {
        LONG counter = 0;
        HWND hWnd = reinterpret_cast<HWND>(wParam);
        LPCBT_CREATEWND lpcw = (LPCBT_CREATEWND)lParam;
        LONG lpCreateParams = (LONG)lpcw->lpcs->lpCreateParams;

        // This makes it possible to use "API-style" windows too, where
        // the lpCreateParams does not point to a class

        if (lpCreateParams != 0 && lpcw->lpcs->hInstance == __hInstance__)
        {
            for (iIterator = arrUnboxedClasses.begin(); iIterator != arrUnboxedClasses.end(); iIterator++, counter++)
            {
                if (arrUnboxedClasses.at(counter) == lpCreateParams)
                {
                    ::SetWindowLong(hWnd, GWL_USERDATA, lpCreateParams);
                    goto end;
                }
            }

        }
    }

    end:

    return CallNextHookEx(__hWndsHook__, nCode, wParam, lParam);
}

ULARGE_INTEGER cycles;

if (!m_onNT)
    _asm cli

_asm
{
    pushad
    cpuid
    rdtsc
    mov cycles.HighPart,edx
    mov cycles.LowPart,eax
    popad
}

if (!m_onNT)
    _asm sti