improve hamlib compatibility (#3)

Properties/AssemblyInfo.cs

@@ -1,4 +1,5 @@
-using System.Reflection;
+using System;
+using System.Reflection;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
@@ -10,18 +11,15 @@ using System.Runtime.InteropServices;
 [assembly: AssemblyConfiguration ("")]
 [assembly: AssemblyCompany ("")]
 [assembly: AssemblyProduct ("SerialController")]
-[assembly: AssemblyCopyright("Copyright © Pawel Walczak 2014")]
+[assembly: AssemblyCopyright ("")]
 [assembly: AssemblyTrademark ("")]
 [assembly: AssemblyCulture ("")]
-
 // Setting ComVisible to false makes the types in this assembly not visible 
 // to COM components.  If you need to access a type in this assembly from 
 // COM, set the ComVisible attribute to true on that type.
 [assembly: ComVisible (false)]
-
 // The following GUID is for the ID of the typelib if this project is exposed to COM
 [assembly: Guid ("a69bd5ae-f03a-4dcf-856d-4303bf64e2a3")]
-
 // Version information for an assembly consists of the following four values:
 //
 //      Major Version

ProtocolInterface.cs

@@ -11,6 +11,7 @@ namespace SDRSharp.SerialController
 	public interface ProtocolInterface
 	{
 		string EndMarker { get; }
+		int MaxLen { get; }
 		string PktTransmitter(string ChangedProperty);
 		string PktReceiver(string ReveivedData);
 	}

Protocol_TS50.cs

@@ -22,23 +22,28 @@ namespace SDRSharp.SerialController
 			{DetectorType.LSB, 1},
 			{DetectorType.USB, 2},
 			{DetectorType.CW,  3},
-			{DetectorType.RAW, 4}
+			{DetectorType.RAW, 8}
 		};
 		static readonly Dictionary<uint, DetectorType> int2mode = new Dictionary<uint, DetectorType> {
 			{1, DetectorType.LSB},
 			{2, DetectorType.USB},
 			{3, DetectorType.CW},
 			{4, DetectorType.NFM},
-			{5, DetectorType.AM}
+			{5, DetectorType.AM},
+			{8, DetectorType.RAW}
 		};
 		
 		public string EndMarker { get { return ";"; } }
+		public int MaxLen { get { return 255; } }
 		
 		SerialRadioInterface _radio;
+		bool _DetectorSetFailure;
+		
 		
 		public Protocol_TS50(SerialRadioInterface radio)
 		{
 			_radio = radio;
+			_DetectorSetFailure = false;
 		}
 		
     	public string PktTransmitter(string ChangedProperty)
@@ -63,22 +68,54 @@ namespace SDRSharp.SerialController
 				response += "IF";
 				response += String.Format("{0:00000000000}", _radio.RadioFrequency);
 				response += "0000000000000000";
+				if ( _DetectorSetFailure)
+					response += 0;
+				else
 					response += mode2int[_radio.RadioMode];
 				response += "0000000";
 				response += EndMarker;
 			}
-			if (ReceivedData.StartsWith("FA", StringComparison.Ordinal)) {
+			else if (ReceivedData == "FA") {
+				response += "FA";
+				response += String.Format("{0:00000000000}", _radio.RadioFrequency);
+				response += EndMarker;
+			}
+			else if (ReceivedData.StartsWith("FA", StringComparison.Ordinal)) {
 				long freq;
 				if (long.TryParse(ReceivedData.Substring(2), out freq)) {
 					_radio.RadioFrequency = freq;
 				}
 			}
-			if (ReceivedData.StartsWith("MD", StringComparison.Ordinal)) {
+			else if (ReceivedData == "MD") {
+				response += "MD";
+				if (_DetectorSetFailure)
+					response += 0;
+				else
+					response += mode2int[_radio.RadioMode];
+				response += EndMarker;
+			}
+			else if (ReceivedData.StartsWith("MD", StringComparison.Ordinal)) {
 				uint mode;
 				if (uint.TryParse(ReceivedData.Substring(2), out mode)) {
+					try {
 						_radio.RadioMode = int2mode[mode];
+						_DetectorSetFailure = false;
+					}
+					catch {
+						_DetectorSetFailure = true;
 					}
 				}
+			}
+			else if (ReceivedData == "ID") {
+				response += "ID";
+				response += "021"; //XXX: TS-590S value, idk what's should be there for TS-50
+				response += EndMarker;
+			}
+			else if (ReceivedData == "RX") {
+				response += "RX";
+				response += EndMarker;
+			}
+			
 			return response;
 		}
 		

SerialControllerPlugin.cs

@@ -17,6 +17,10 @@ namespace SDRSharp.SerialController
         private SerialPortCtrl _serialPort;
         private ProtocolInterface _Protocol;
 
+		long _LastRadioFrequency;
+		DetectorType _LastRadioMode;
+
+		
         public string DisplayName
         {
             get { return _displayName; }
@@ -36,6 +40,8 @@ namespace SDRSharp.SerialController
         {
             _control = control;
 			_control.PropertyChanged += PropertyChangedHandler;
+			_LastRadioFrequency = _control.Frequency;
+			_LastRadioMode = _control.DetectorType;
             _Protocol = new Protocol_TS50(this);
             _serialPort = new SerialPortCtrl(_Protocol);           
             _controlPanel = new SerialControllerPanel(_serialPort);
@@ -51,6 +57,17 @@ namespace SDRSharp.SerialController
         
         void PropertyChangedHandler(object sender, PropertyChangedEventArgs e)
 		{
+            switch (e.PropertyName)
+            {
+                case "Frequency":
+            		if (_LastRadioFrequency == _control.Frequency)
+            			return;
+                    break;
+                case "DetectorType":
+                    if( _LastRadioMode == _control.DetectorType)
+                    	return;
+                    break;
+            }
         	if (_serialPort.IsOpen)
 		    {
         		string response = _Protocol.PktTransmitter(e.PropertyName);
@@ -65,6 +82,7 @@ namespace SDRSharp.SerialController
         		return _control.Frequency;
         	}
         	set {
+        		_LastRadioFrequency = value;
         		_controlPanel.addToLogList(value.ToString("N0")+" Hz");
         		_control.Frequency = value;
         	}
@@ -76,6 +94,7 @@ namespace SDRSharp.SerialController
         		return _control.DetectorType;
         	}
         	set {
+        		_LastRadioMode = value;
 	        	_controlPanel.addToLogList(value.ToString());
 	        	_control.DetectorType = value;        		
         	}

SerialPortCtrl.cs

@@ -19,10 +19,12 @@ namespace SDRSharp.SerialController
 		
 		SerialPort _port;
 		ProtocolInterface _protocol;
+		string _received;
 		
 		public SerialPortCtrl(ProtocolInterface protocol)
 		{
 			_protocol = protocol;
+			_received = "";
 		}
 		
     	public static string[] GetAllPorts()
@@ -82,23 +84,23 @@ namespace SDRSharp.SerialController
 		
 		void DataReceivedHandler(object sender, SerialDataReceivedEventArgs e)
         {
-			string data = "";
-			while (data.IndexOf(_protocol.EndMarker) < 0) {
-				byte[] bytes = new byte[_port.BytesToRead+32];
-				try {
-					_port.Read(bytes, 0, _port.BytesToRead);
-				}
-				catch (Exception) {
-					return;
-				}
-				data += System.Text.Encoding.UTF8.GetString(bytes);
-			}
-			data = data.Substring(0, data.IndexOf(_protocol.EndMarker));
+			while (_port.BytesToRead > 0) {
+				if (_received.Length > _protocol.MaxLen)
+					_received = "";
 				
-			string response = _protocol.PktReceiver(data);
-			if (! string.IsNullOrEmpty(response))
+				string input = ((char)_port.ReadChar()).ToString();
+				if (input == _protocol.EndMarker) {
+					string response = _protocol.PktReceiver(_received);
+					if (! string.IsNullOrEmpty(response)) {
 						DataTransmit(response);
 					}
+					_received = "";
+				}
+				else {
+					_received += input;
+				}
+			}
+        }
 		
 		public void DataTransmit(string data)
 		{