public HLPacket(Packet parent, int headerLen)
{
var i = parent;
for (; i.PayloadPacket != null; i = i.PayloadPacket) ;
header = new PacketDotNet.Utils.ByteArraySegment(i.Bytes, i.Header.Length, headerLen);
i.PayloadPacket = this;
}
private void m_adapter_OnPacketArrival(object sender, CaptureEventArgs e)
{
if (e.Packet.LinkLayerType != PacketDotNet.LinkLayers.Ethernet)
{
return;
}
PacketDotNet.Utils.ByteArraySegment bas = new PacketDotNet.Utils.ByteArraySegment(e.Packet.Data);
PacketDotNet.EthernetPacket ethP = new PacketDotNet.EthernetPacket(bas);
if (ethP.Type != (PacketDotNet.EthernetPacketType) 0x8892 && ethP.Type != PacketDotNet.EthernetPacketType.VLanTaggedFrame)
{
return;
}
if (ethP.PayloadPacket != null && ethP.PayloadPacket is PacketDotNet.Ieee8021QPacket)
{
if (((PacketDotNet.Ieee8021QPacket)ethP.PayloadPacket).Type != (PacketDotNet.EthernetPacketType) 0x8892)
{
return;
}
if (((PacketDotNet.Ieee8021QPacket)ethP.PayloadPacket).PayloadData == null)
{
Trace.TraceWarning("Empty vlan package");
return;
}
m_adapter_OnProfinetArrival(new ConnectionInfoEthernet(this, ethP.DestinationHwAddress, ethP.SourceHwAddress), new MemoryStream(((PacketDotNet.Ieee8021QPacket)ethP.PayloadPacket).PayloadData, false));
}
else
{
if (ethP.PayloadData == null)
{
Trace.TraceWarning("Empty ethernet package");
return;
}
m_adapter_OnProfinetArrival(new ConnectionInfoEthernet(this, ethP.DestinationHwAddress, ethP.SourceHwAddress), new MemoryStream(ethP.PayloadData, false));
}
}
/// <summary>
/// Creates an End Of LLDPDU TLV
/// </summary>
public EndOfLLDPDU()
{
var bytes = new byte[TLVTypeLength.TypeLengthLength];
var offset = 0;
var length = bytes.Length;
tlvData = new PacketDotNet.Utils.ByteArraySegment(bytes, offset, length);
Type = 0;
Length = 0;
}
/// <summary>
/// Creates an End Of LLDPDU TLV
/// </summary>
public EndOfLLDPDU()
{
var bytes = new Byte[TLVTypeLength.TypeLengthLength];
var offset = 0;
var length = bytes.Length;
tlvData = new PacketDotNet.Utils.ByteArraySegment(bytes, offset, length);
Type = 0;
Length = 0;
}
