C++ SO Ćwiczenia

void Clab4Dlg::OnBnClickedButton3(){	//SEND
	CString msg, pole;
	m_edit_input.GetWindowTextA(pole);
	msg.Format("PUT %s", pole);
	char rec[1024];
	unsigned long rozOdp = 0;
	int a = CallNamedPipe("\\\\.\\pipe\\sysopnp", msg.GetBuffer(), msg.GetLength(), rec, 1024, &rozOdp, NMPWAIT_USE_DEFAULT_WAIT);
	m_edit_output.SetWindowTextA(rec);
}


void Clab4Dlg::OnBnClickedButton2(){ // GET
	CString wynik;
	char answer[1024];
	unsigned long rozOdp = 0;
	int a = CallNamedPipe("\\\\.\\pipe\\sysopnp", "GET", 3, answer, 1024, &rozOdp, NMPWAIT_USE_DEFAULT_WAIT);

	for (int i = 0; i < rozOdp; i++) {
		if (answer[i] == '\n')
			wynik += _T("\r\n");
		else
			wynik += _T(answer[i]);
	}
	m_edit_output.SetWindowTextA(wynik);
}