/// <summary>
/// Performs the sniffing.<para/>
/// This function returns immediately as the sniffing process is handled through events. It returns
/// the handler of the output file on which the sniffed data is stored.
/// </summary>
/// <returns>The TextWriter on which the sniffed data have been stored.</returns>
public static TextWriter DoSniff()
{
DateTime start = DateTime.MinValue;
bool isFirst = true;
Sniffer sniffer = new Sniffer(
GlobalParameters.VirtualPort,
GlobalParameters.RealPort,
GlobalParameters.TransmissionBaudRate,
GlobalParameters.TransmissionParity,
GlobalParameters.TransmissionStopBits,
GlobalParameters.TransmissionDataBits);
sniffer.Mode = GlobalParameters.Mode;
sniffer.IsCollapsingSameOrigin = GlobalParameters.IsShowCollapsed;
TextWriter outputFile = null;
if (GlobalParameters.OutputFileName.ToLower(System.Globalization.CultureInfo.InvariantCulture) == "stdout")
{
outputFile = Console.Out;
}
else
{
outputFile = new StreamWriter(GlobalParameters.OutputFileName);
}
sniffer.PacketAvailable += (s, e) =>
{
if (isFirst)
{
start = e.When;
isFirst = false;
}
string arrivedPacket = DecodeArrivedPacket(e, start);
outputFile.WriteLine(arrivedPacket);
if (outputFile != Console.Out)
{
Console.WriteLine(arrivedPacket);
}
};
sniffer.OpenAndSniff();
return(outputFile);
}
/// <summary>
/// Initializes a new instance of the <see cref="Gui" /> class.
/// </summary>
public Gui()
{
this.InitializeComponent();
this.StartStop.IsEnabled = !this.CheckInputFieldsError();
Thread runner = new Thread(() =>
{
while (true)
{
if (startRequest)
{
Sniffer sniffer = new Sniffer(
GlobalParameters.VirtualPort,
GlobalParameters.RealPort,
GlobalParameters.TransmissionBaudRate,
GlobalParameters.TransmissionParity,
GlobalParameters.TransmissionStopBits,
GlobalParameters.TransmissionDataBits);
sniffer.Mode = GlobalParameters.Mode;
DateTime start = DateTime.MinValue;
bool isFirst = true;
sniffer.IsCollapsingSameOrigin = GlobalParameters.IsShowCollapsed;
sniffer.PacketAvailable += (s, ee) =>
{
if (isFirst)
{
start = ee.When;
isFirst = false;
}
string sniffed = Program.DecodeArrivedPacket(ee, start);
this.SnifferOuput.Dispatcher.BeginInvoke((Action)(() =>
{
// this.SnifferOuput.Document.
Paragraph par = new Paragraph();
par.Margin = new Thickness(0);
if (ee.Origin == Origin.FromReal)
{
par.Background = Brushes.AliceBlue;
par.Foreground = Brushes.Blue;
}
else
{
par.Background = Brushes.OldLace;
par.Foreground = Brushes.Red;
}
par.Background = (ee.Origin == Origin.FromReal) ? Brushes.AliceBlue : Brushes.OldLace;
par.Inlines.Add(sniffed);
this.SnifferOuput.Document.Blocks.Add(par);
this.SnifferOuput.ScrollToEnd();
}));
};
try
{
sniffer.OpenAndSniff();
}
catch (System.IO.IOException)
{
MessageBox.Show("Connection error: probably one ports has a wrong name");
}
startRequest = false;
}
if (stopRequest)
{
stopRequest = false;
break;
}
}
});
runner.Start();
}