// A frame is received
void Serial_RawMessageRecieved(byte[] buffer, int offset, int lenght)
{
byte source_address = buffer[4];
byte frame_type = buffer[2];
// If filter not set, send it to Wireshark
if (((int)frame_type > 7) || (FiltreMessages[(int)frame_type] == false))
{
Wireshark.SendToWireshark(buffer, offset, lenght);
}
// Update HMI and counters
BeginInvoke(new Action <byte, byte>(MessageReceivedIndication), new object[] { frame_type, source_address });
}
static Action <byte[], int, int> WriteUDPAndWir(Socket socket, WiresharkSender sender)
{
byte[] readArray = new byte[ushort.MaxValue];
int index = WriteDes(readArray);
return((buffer, offset, count) =>
{
buffer.AsSpan(offset, count).CopyTo(readArray.AsSpan(index));
sender.SendToWireshark(readArray, 0, index + count);
socket.Send(readArray, index, count, SocketFlags.None);
});
}
static Func <byte[], int, int, int> ReadUDPAndWir(Socket socket, WiresharkSender sender)
{
byte[] readArray = new byte[ushort.MaxValue];
int index = WriteSource(readArray);
return((buffer, offset, count) =>
{
int n = socket.Receive(readArray, index, readArray.Length - index, SocketFlags.None);
sender.SendToWireshark(readArray, 0, n + index);
readArray.AsSpan(index, n).CopyTo(buffer.AsSpan(offset, count));
return n;
});
}
static void Main(string[] args)
{
// parse command line options
string serialPortName = SerialPort.GetPortNames().FirstOrDefault();
string pipeName = "conbee";
byte zigBeeChannel = 15;
string wiresharkExe = "";
var options = new OptionSet();
options.Add(new OptionSet.Category("USAGE: DeConBee2Wireshark [options]"));
options.Add("p|port=", "Serial Port (e.g. 'COM3', default is first available serial port)", x => serialPortName = x);
options.Add("i|pipe=", String.Format(@"Pipe Name (defaults to '{0}' => '\\.\pipe\{0}')", pipeName), x => pipeName = x);
options.Add("c|channel=", String.Format("ZigBee Channel to Listen on (defaults to {0})", zigBeeChannel), (byte x) => zigBeeChannel = x);
options.Add("w|wireshark=", "Path to Wireshark.exe", x => wiresharkExe = x);
options.Add("v|verbose", "Show Verbose Output", x => Verbose = true);
options.Add("h|?|help", x => ShowHelpAndExit(options));
options.Add(new OptionSet.Category(""));
options.Add(new OptionSet.Category("IMPORTANT: You need a ConBee USB stick from dresden elektronik (www.dresden-elektronik.de) WITH BITCATCHER FIRMWARE for this tool to work!"));
try
{
var unprocessed = options.Parse(args);
if (unprocessed.Count > 0)
{
throw new ArgumentException(string.Format("Unrecognized command line arguments {0}.",
String.Join(" ", unprocessed.Select(x => String.Format("'{0}'", x)))
));
}
}
catch (Exception e)
{
ShowHelpAndExit(options, e.Message);
}
// connect to ConBee USB stick
try
{
if (string.IsNullOrWhiteSpace(serialPortName))
{
throw new ApplicationException("No serial port found or provided");
}
ComPort = new SerialPort(serialPortName, 38400, Parity.None, 8, StopBits.One);
ComPort.Open();
}
catch (Exception ex)
{
throw new ApplicationException("Error opening serial port", ex);
}
// open pipe and wait for wireshark to connect
TextOutput.WriteLine("DeConBee2Wireshark started (port '{0}', pipe '{1}', zigbee channel {2})", serialPortName, pipeName, zigBeeChannel);
TextOutput.WriteLine();
var wiresharkSender = new WiresharkSender(pipeName, 0xc3);
bool wiresharkIsChild = !string.IsNullOrWhiteSpace(wiresharkExe);
if (wiresharkIsChild)
{
try
{
Process.Start(wiresharkExe, String.Format(@"-i\\.\pipe\{0} -k", pipeName));
}
catch (Exception ex)
{
throw new ApplicationException("Error starting Wireshark", ex);
}
}
else
{
TextOutput.WriteLine(@"Now start Wireshark with command line arguments -i\\.\pipe\{0} -k", pipeName);
TextOutput.WriteLine();
}
TextOutput.Write(@"Waiting for Wireshark to connect to pipe \\.\pipe\{0}: ", pipeName);
while (!wiresharkSender.isConnected)
{
if (!wiresharkIsChild)
{
TextOutput.Write(".");
}
Thread.Sleep(500);
}
if (!wiresharkIsChild)
{
TextOutput.WriteLine();
}
TextOutput.WriteLine("Wireshark connected.");
TextOutput.WriteLine();
// discard any old frames
ComPort.DiscardOutBuffer();
ComPort.DiscardInBuffer();
// select channel
ConBeeSendFrame(new byte[] { 0x09, zigBeeChannel, 0x00 });
// start sniffing
try
{
ConBeeSendFrame(new byte[] { 0x0b });
ComPort.ReadTimeout = 1000;
var frameAck = ConBeeReadFrame();
if (frameAck[0] != 0x0c)
{
throw new InvalidDataException();
}
}
catch (Exception ex)
{
throw new ApplicationException(String.Format("None or invalid data received from COM port. Are you sure a dresden elektronik ConBee USB stick WITH BITCATCHER FIRMWARE is connected to port {0}?", serialPortName), ex);
}
// read frames and forward to wireshark
ComPort.ReadTimeout = SerialPort.InfiniteTimeout;
while (true)
{
var payload = ConBeeReadFrame();
if (payload[0] == 0x50 && payload.Length > 9)
{
var result = wiresharkSender.SendToWireshark(payload, 9, payload.Length - 9);
if (!result)
{
TextOutput.WriteLine();
TextOutput.WriteLine("Pipe broken, Wireshark might have exited - exiting as well.");
break;
}
}
}
}