private void packetArrival(object sender, CaptureEventArgs e)
{
Packet p = Packet.ParsePacket(e.Packet.LinkLayerType, e.Packet.Data);
IpPacket ip = IpPacket.GetEncapsulated(p);
TcpPacket tp = TcpPacket.GetEncapsulated(p);
UdpPacket up = UdpPacket.GetEncapsulated(p);
if (ip != null)
{
if (tp != null)
{
listView.Items.Add(new ListViewItem(new String[] { e.Packet.Timeval.Date.Year + "/" + e.Packet.Timeval.Date.Month + "/" + e.Packet.Timeval.Date.Day + " " + (e.Packet.Timeval.Date.Hour + 8) + ":" + e.Packet.Timeval.Date.Minute + ":" + e.Packet.Timeval.Date.Second + ":" + e.Packet.Timeval.Date.Millisecond, "TCP", ip.SourceAddress.ToString() + ":" + tp.SourcePort.ToString(), ip.DestinationAddress.ToString() + ":" + tp.DestinationPort.ToString(), e.Packet.Data.Length.ToString() }));
datas.Add(BitConverter.ToString(e.Packet.Data));
}
else if (up != null)
{
listView.Items.Add(new ListViewItem(new String[] { e.Packet.Timeval.Date.Year + "/" + e.Packet.Timeval.Date.Month + "/" + e.Packet.Timeval.Date.Day + " " + (e.Packet.Timeval.Date.Hour + 8) + ":" + e.Packet.Timeval.Date.Minute + ":" + e.Packet.Timeval.Date.Second + ":" + e.Packet.Timeval.Date.Millisecond, "UDP", ip.SourceAddress.ToString() + ":" + up.SourcePort.ToString(), ip.DestinationAddress.ToString() + ":" + up.DestinationPort.ToString(), e.Packet.Data.Length.ToString() }));
datas.Add(BitConverter.ToString(e.Packet.Data));
}
}
totalPacketLength += e.Packet.Data.Length;
totalPacketNum++;
statusLabel.Text = "共收到" + totalPacketNum + "个数据包，总长度" + totalPacketLength;
}
