public bool Init()
{
if (!PortHelpers.PortNameExists(Name))
{
log.LogError($"Port: '{Name}' not exists");
//throw new Exception($"{port.PortName} not exists");
return(false);
}
stream = new SerialPort(Name)
{
BaudRate = 115200,
ReadTimeout = 1000,
WriteTimeout = 1000,
Parity = Parity.None,
StopBits = StopBits.One,
DataBits = 8,
Encoding = Encoding.ASCII,
NewLine = "\r\n"
};
stream.DataReceived += OnStreamDataReceived;
stream.ErrorReceived += OnStreamErrorReceived;
stream.PinChanged += OnStreamPinChanged;
if (IsRS485)
{
stream.Handshake = Handshake.None;
stream.RtsEnable = true;
stream.DtrEnable = true;
log.LogDebug($"Port {Name} in RS485 mode");
}
try
{
stream.Open();
}catch (Exception) {}
if (!stream.IsOpen)
{
log.LogCritical($"Error opening serial port {Name}");
//throw new Exception($"Error opening serial port {port.PortName}");
return(false);
}
log.LogInformation($"Port {Name} open");
if (stream == null)
{
log.LogCritical($"No serial port {Name}");
// throw new Exception($"No serial port {port.PortName}");
return(false);
}
if (stream.CtsHolding)
{
log.LogDebug($"Cts detected {Name}");
}
else
{
log.LogDebug($"Cts NOT detected {Name}");
}
log.LogInformation($"Port listener started: {Name}");
return(true);
}
public void ParseTest()
{
ParseAndCheck("ALL TRAFFIC");
ParseAndCheck("ALL PORTS");
ParseAndCheck("UDP ALL PORTS");
ParseAndCheck("ICMP Type 8"); // PING
ParseAndCheck("ICMP Type 4");
ParseAndCheck("ICMP Type 5 Code 7");
//Assert.Throws(typeof(NotImplementedException), () => ParseAndCheck("ICMP Type 9"));
ParseAndCheck("2000-3000");
ParseAndCheck("2000");
ParseAndCheck("UDP 2000");
ParseAndCheck("UDP 2000-3000");
Assert.AreEqual("100", PortHelpers.Parse("300", 100).ToString());
Assert.AreEqual("UDP 100", PortHelpers.Parse("UDP 300", 100).ToString());
Assert.AreEqual("UDP 100-200", PortHelpers.Parse("udp 300", 100, 200).ToString());
Assert.AreEqual("UDP 100-200", PortHelpers.Parse("UDP 300-400", 100, 200).ToString());
Assert.AreEqual("UDP 100", PortHelpers.Parse("UDP 300-400", 100, 100).ToString());
Assert.AreEqual("UDP 100-400", PortHelpers.Parse("UDP 300-400", 100).ToString());
Assert.AreEqual("UDP 300-500", PortHelpers.Parse("UDP 300-400", 0, 500).ToString());
Assert.AreEqual("ICMP Type 1", PortHelpers.Parse("ICMP type 3", 1).ToString());
Assert.AreEqual("ICMP Type 1 Code 8", PortHelpers.Parse("icmp type 3 code 5", 1, 8).ToString());
}
void ParseAndCheck(string s)
{
Assert.AreEqual(s, PortHelpers.Parse(s).ToString());
}
