/// <summary>
/// Delivers the SniffedPacketAvailable event.
/// </summary>
/// <param name="e">Class containing information about the packet being received.</param>
public void OnSniffedPacketAvailable(SniffedPacketEventArgs e)
{
if (this.PacketAvailable != null)
{
this.PacketAvailable(this, e);
}
}
/// <summary>
/// This method receives all the packets with their origin and decides what to do (if collapse them or not) following the <c>IsCollapsingSameOrigin</c> property.
/// </summary>
/// <param name="origin">Where the packet comes from.</param>
/// <param name="packet">Byte array forming the packet.</param>
private void ManagePacket(Origin origin, byte[] packet)
{
if (this.IsCollapsingSameOrigin)
{
if (this.lastOrigin == Origin.Undefined)
{
this.bytesArrivedSameOrigin = new List <byte>();
this.lastOrigin = origin;
}
else
{
if (origin == this.lastOrigin)
{
this.bytesArrivedSameOrigin.AddRange(packet);
}
else
{
SniffedPacketEventArgs eventArgs = new SniffedPacketEventArgs(DateTime.Now, this.lastOrigin, this.bytesArrivedSameOrigin);
this.OnSniffedPacketAvailable(eventArgs);
this.bytesArrivedSameOrigin.Clear();
this.bytesArrivedSameOrigin.AddRange(packet);
this.lastOrigin = origin;
}
}
}
else
{
SniffedPacketEventArgs eventArgs = new SniffedPacketEventArgs(DateTime.Now, origin, packet);
this.OnSniffedPacketAvailable(eventArgs);
}
}
/// <summary>
/// Computes a string that shows a decoded version of the sniffed packet.
/// </summary>
/// <param name="e">Argument object containing the packed to be decoded.</param>
/// <param name="start">Start time when the packet has been sniffed. This time is reliable when the <see cref="GlobalParameters.IsShowCollapsed"/> is false. When
/// it is true, it should be considered that the packet could be composed of strings of characters loaded non contiguously.</param>
/// <returns>>The decoded version of the sniffed packet.</returns>
public static string DecodeArrivedPacket(SniffedPacketEventArgs e, DateTime start)
{
string preamble;
if (GlobalParameters.IsShowTime)
{
preamble = string.Format(
"{0:yyyy-MM-dd HH mm ss.fff} {1} ",
e.When,
e.Origin == Origin.FromReal ? '<' : '>');
}
else
{
preamble = string.Format(
System.Globalization.CultureInfo.InvariantCulture,
"{0,10:0.000} {1} ",
e.When.Subtract(start).TotalMilliseconds,
e.Origin == Origin.FromReal ? '<' : '>');
}
return(e.Content.ToHex(preamble, GlobalParameters.OutputFormat, GlobalParameters.BytesPerLine));
}
/// <summary>
/// Delivers the SniffedPacketAvailable event.
/// </summary>
/// <param name="e">Class containing information about the packet being received.</param>
public void OnSniffedPacketAvailable(SniffedPacketEventArgs e)
{
this.PacketAvailable?.Invoke(this, e);
}