public static void OnReaderFound(string com, string protocol, byte address, bool already_monitored)
{
Console.WriteLine("ReaderFound, com: " + com + ", Protocol: " + protocol);
reader = scheduler.GetInstalledReader(1);
if (reader == null)
{
Console.WriteLine("Error reader is null");
return;
}
reader.SetBadgeReceivedCallback(new BadgeReceivedCallback(OnBadgeRead));
reader.Start();
}
/* This method is called when the user double clicks on a reader */
void DataGridView1CellDoubleClick(object sender, DataGridViewCellEventArgs e)
{
if (dataGridView.SelectedRows.Count == 1)
{
int index = dataGridView.SelectedRows[0].Index;
/* Retrieve the reader which has been double-clicked ... */
if (selectedScheduler != null)
{
byte address = Byte.Parse((string) dataGridView.Rows[index].Cells[3].Value);
if (!selectedScheduler.IsMonitored(address))
{
selectedScheduler.MonitorReader(address);
selectedReader = selectedScheduler.GetInstalledReader(address);
}
/* ... and close this form to get back to the MainForm */
this.Close();
}
}
}
/* This method adds a reader in the "InstalledReaders" list. */
/* This list contains all the active (=responding) readers on */
/* the bus. This is not the list of readers, which are monitored */
/* by the user (set LEDs, buzzer, etc ...) */
private void InstallReader(byte address)
{
LogString(port.PortName + ":Installing reader " + address);
SpringCardIWM2_Serial_Reader reader;
/* Caution: if the reader is already monitored, but not installed, */
/* this is because it has been detected in the past, then dropped. */
/* In this case, don't create another object, but place the */
/* monitored reader in the "installed readers" list */
if (IsMonitored(address))
{
reader = GetMonitoredReader(address);
} else
{
reader = new SpringCardIWM2_Serial_Reader(this, address);
}
InstalledReaders.Add(reader);
if ( _reader_found_callback != null)
_reader_found_callback(port.PortName, "MK2", address, IsMonitored(address));
if (IsMonitored(address))
reader.SetScheduled();
}
/* This method sends an R-Nack block to the specified reader */
private bool SendRNackBlock(SpringCardIWM2_Serial_Reader reader)
{
byte[] data = new byte[5];
data[0] = ASCII_STX;
data[1] = (byte) (IWM2_MK2_PROTO_R_NACK | reader.block_number);
data[2] = reader.GetAddress();
data[3] = CalculateLRC(data, 3);
data[4] = ASCII_ETX;
byte out_len = 0;
byte[] res = EscapeForbiddenBytes(data, 5, out out_len);
if (show_frames)
LogByteArrayEmitted(res, out_len);
try
{
port.Write(res, 0, out_len);
Thread.Sleep(1); /* slow down the bus */
} catch (Exception)
{
return false;
}
return true;
}
/* This method sends an I-Block with a payload to the specified reader */
private bool SendIBlock(SpringCardIWM2_Serial_Reader reader, byte[] payload)
{
byte[] data;
byte offset = 0;
if (payload == null)
data = new byte[5];
else
data = new byte[5 + payload.Length];
data[offset++] = ASCII_STX;
data[offset++] = (byte) (IWM2_MK2_PROTO_I_BLOCK | reader.block_number);
data[offset++] = reader.GetAddress();
if (payload != null)
for (byte i=0; i<payload.Length; i++)
data[offset++] = payload[i];
data[offset] = CalculateLRC(data, offset);
offset++;
data[offset++] = ASCII_ETX;
byte out_len = 0;
byte[] res = EscapeForbiddenBytes(data, offset, out out_len);
if (show_frames)
LogByteArrayEmitted(res, out_len);
try
{
port.Write(res, 0, out_len);
Thread.Sleep(1); /* slow down the bus */
} catch (Exception)
{
return false;
}
return true;
}
/* This method sends an empty I-Block to the specified reader */
private bool SendIBlock(SpringCardIWM2_Serial_Reader reader)
{
return SendIBlock(reader, null);
}
