private void UpdateDecodeInfo(ZigBeeDecoder.ZigBeeHeader header)
{
//something has changed, clear old data
_decodeDataTable.Clear();
//No decode info is available, create defaults
if (DecoderGroups.Count(x => x.Header == header) == 0)
{
SetDecodeDefaults(header.Len);
}
else
{
var dg = DecoderGroups.First(x => x.Header == header);
//No decode info is available, create defaults
if (dg.DecoderInfoList.Count == 0)
{
SetDecodeDefaults(header.Len);
}
else
{
foreach (var di in dg.DecoderInfoList)
{
var dr = _decodeDataTable.NewRow();
dr["Name"] = di.Name;
dr["Start Bit"] = di.StartBit;
dr["Bit Length"] = di.BitLength;
dr["Start Byte"] = di.StartByte;
dr["Byte Length"] = di.ByteLength;
dr["Signed"] = di.Signed;
dr["Factor"] = di.Factor;
dr["Unit"] = di.Unit;
dr["Notes"] = di.Notes;
dr["Raw Data"] = "";
dr["Value"] = "";
_decodeDataTable.Rows.Add(dr);
}
}
}
}
//Update our memory of the decoder info
private void SaveDecoderInfo()
{
YuneecDecoder.DecoderGroup dg;
if (DecoderGroups.Count(x => x.Header == (SelectedMessageHeader)) == 0)
{
dg = new YuneecDecoder.DecoderGroup
{
Header = SelectedMessageHeader
};
DecoderGroups.Add(dg);
}
else
{
dg = DecoderGroups.First(x => x.Header == (SelectedMessageHeader));
dg.DecoderInfoList.Clear();
}
for (var i = 0; i < _decodeDataTable.Rows.Count; i++)
{
var dr = _decodeDataTable.Rows[i];
var di = new YuneecDecoder.DecoderInfo
{
Name = dr["Name"] == DBNull.Value ? "" : (string)dr["Name"],
StartBit = int.Parse((string)dr["Start Bit"]),
BitLength = int.Parse((string)dr["Bit Length"]),
StartByte = int.Parse((string)dr["Start Byte"]),
ByteLength = float.Parse((string)dr["Byte Length"]),
Signed = bool.Parse((string)dr["Signed"]),
Factor = float.Parse((string)dr["Factor"]),
Unit = (string)dr["Unit"],
Notes = (string)dr["Notes"]
};
dg.DecoderInfoList.Add(di);
}
}
private void loadToolStripMenuItem_Click(object sender, EventArgs e)
{
var ofd = new OpenFileDialog {
Filter = @"*.csv|*.csv", Multiselect = false
};
if (ofd.ShowDialog() != DialogResult.OK)
{
return;
}
DecoderGroups.Clear();
YuneecDecoder.DecoderGroup dg = null;
using (var sr = new StreamReader(ofd.FileName))
{
while (sr.EndOfStream == false)
{
var line = sr.ReadLine();
if (line == null)
{
continue;
}
var items = line.Split(',');
if (items.Length == 6) //New Decode group
{
if (dg != null)
{
DecoderGroups.Add(dg);
}
//"Length,Sequence Number,Source Address,Source PAN ID,Destination PAN ID,Destination Address"
dg = new YuneecDecoder.DecoderGroup
{
Header = new ZigBeeDecoder.ZigBeeHeader
{
Len = byte.Parse(items[0]),
SequenceNum = byte.Parse(items[1]),
Src = ushort.Parse(items[2]),
Pan = ushort.Parse(items[3]),
DestPan = ushort.Parse(items[4]),
DestAddr = ushort.Parse(items[5])
}
};
}
if (items.Length == 9) //new Decode info
{
//"Name,Start Bit,Bit Length,Start Byte,Byte Length,Signed,Factor,Unit,Notes"
var di = new YuneecDecoder.DecoderInfo
{
Name = items[0],
StartBit = int.Parse(items[1]),
BitLength = int.Parse(items[2]),
StartByte = int.Parse(items[3]),
ByteLength = float.Parse(items[4]),
Signed = bool.Parse(items[5]),
Factor = float.Parse(items[6]),
Unit = items[7],
Notes = items[8]
};
dg?.DecoderInfoList.Add(di);
}
}
DecoderGroups.Add(dg);
}
MessageSelectionUpdate(dataGridView_messages);
}
// Runs on its own thread to get UDP packets from the Texas Instrument broadcaster
private void UpdClientThread()
{
_threadRunning = true;
while (_threadRunning)
{
var remoteEp = new IPEndPoint(IPAddress.Any, 11000);
var data = _udpServer.Receive(ref remoteEp);
if (ZigBeeDecoder.PacketSnifferHeader.TryParse(data, out var psh) == false)
{
return;
}
if (ZigBeeDecoder.ZigBeeHeader.TryParse(data, out var header, ZigBeeDecoder.PacketSnifferHeader.Size) == false)
{
return;
}
var message = ZigBeeDecoder.Conversion.ByteArrayToString(data, ZigBeeDecoder.PacketSnifferHeader.Size);
//Add new message to group
if (DecoderGroups.Count(x => x.Header == header) == 0)
{
var dg = new YuneecDecoder.DecoderGroup
{
Header = header
};
DecoderGroups.Add(dg);
var dr = _messageDataTable.NewRow();
dr["Count"] = psh.PacketNumber;
dr["Time"] = DateTime.Now.ToString("HH:mm:ss:fff");
dr["Message"] = message;
_messageDataTable.Rows.Add(dr);
}
//Update existing message
else
{
for (var i = 0; i < _messageDataTable.Rows.Count; i++)
{
var dr = _messageDataTable.Rows[i];
var bytes = ZigBeeDecoder.Conversion.Message2Bytes(dr["Message"] as string);
if (ZigBeeDecoder.ZigBeeHeader.TryParse(bytes, out var msgHeader) == false)
{
continue;
}
if (header != msgHeader)
{
continue;
}
dr["Count"] = psh.PacketNumber;
dr["Time"] = DateTime.Now.ToString("HH:mm:ss:fff");
dr["Message"] = message;
break;
}
}
if (SelectedMessageHeader != null &&
SelectedMessageHeader == header)
{
SelectedMessage = ZigBeeDecoder.Conversion.Message2Bytes(message);
UpdateDecodeValues(SelectedMessage);
}
}
}
