public static string GetStreamPacketString1(Pib.Pcap.Test.TcpStreamPacket streamPacket, TcpDirection? direction, bool printData)
{
IpV4Datagram ip = streamPacket.PPacket.Ipv4;
TcpDatagram tcp = streamPacket.PPacket.Tcp;
string saddr = null;
string daddr = null;
string mf = null;
string offset = null;
string id = null;
if (ip != null)
{
saddr = ip.Source.ToString();
daddr = ip.Destination.ToString();
if (tcp != null)
{
saddr += ":" + tcp.SourcePort.ToString();
daddr += ":" + tcp.DestinationPort.ToString();
}
//mf = ip.MoreFragment.ToString();
mf = (ip.Fragmentation.Options == IpV4FragmentationOptions.MoreFragments).ToString();
offset = ip.Fragmentation.Offset.zToHex();
id = ip.Identification.zToHex();
}
StringBuilder sb = new StringBuilder();
//direction
string dir = null;
if (direction != null)
{
if ((TcpDirection)direction == TcpDirection.SourceToDestination)
dir = "--> ";
else
{
dir = "<-- ";
string addr = saddr;
saddr = daddr;
daddr = addr;
}
}
//sb.Append(string.Format("{0,5} {1,5} {2,10:0.000000} {3,-21} {4}{5,-21} {6,-7}", packet.gGroupNumber, packet.PacketNumber, packet.RelativeTime.TotalSeconds, saddr, dir, daddr, packet.ProtocolCode));
sb.Append(string.Format("{0,5} {1,5} {2,10:0.000000} {3,-21} {4}{5,-21} {6,-7}",
streamPacket.StreamNumber, streamPacket.PPacket.PacketNumber, streamPacket.PPacket.RelativeTime.TotalSeconds, saddr, dir, daddr, streamPacket.PPacket.IpProtocolCode));
string align = "";
if (tcp != null)
{
string next_seq;
if (tcp.PayloadLength > 0)
next_seq = "0x" + (tcp.SequenceNumber + (uint)tcp.PayloadLength).zToHex();
else if (tcp.IsSynchronize)
next_seq = "0x" + (tcp.SequenceNumber + 1).zToHex();
else
next_seq = " ";
string dataLength;
if (tcp.PayloadLength > 0)
dataLength = "0x" + ((ushort)tcp.PayloadLength).zToHex();
else
dataLength = " ";
string ack_seq;
if (tcp.AcknowledgmentNumber != 0)
ack_seq = "0x" + tcp.AcknowledgmentNumber.zToHex();
else
ack_seq = " ";
string urg_ptr = null;
if (tcp.UrgentPointer != 0)
urg_ptr = " 0x" + tcp.UrgentPointer.zToHex();
else
align += " ";
//TCPFlags(tcp)
//tcp.GetFlagsString()
sb.Append(string.Format(" {0,-20} {1} 0x{2} {3} {4} 0x{5}{6}", streamPacket.PPacket.GetTcpFlagsString(), dataLength, tcp.SequenceNumber.zToHex(), next_seq, ack_seq, tcp.Window.zToHex(), urg_ptr));
}
else
align += " ";
sb.Append(align + " ");
HttpDatagram http = tcp.Http;
if (http != null)
{
sb.Append("http ");
if (http.IsRequest)
sb.Append("request");
else if (http.IsResponse)
sb.Append("reply ");
else
sb.Append("???? ");
//sb.Append(http.Version.ToString());
}
else
sb.Append(" ");
if (printData && tcp != null && tcp.PayloadLength > 0)
{
//sb.Append(align + " ");
//byte[] data = tcp.Payload;
int i = 0;
//int maxDataChar = 100;
int maxDataChar = 50;
foreach (byte b in tcp.Payload)
{
if (++i > maxDataChar)
break;
sb.Append(" ");
sb.Append(b.zToHex());
}
sb.Append(" ");
i = 0;
foreach (byte b in tcp.Payload)
{
if (++i > maxDataChar)
break;
if (b >= 32 && b <= 126)
sb.Append((char)b);
else
sb.Append('.');
}
}
return sb.ToString();
}
/// <summary>
/// Create a ValidationPolicyFromPib to use the given PIB.
/// </summary>
///
/// <param name="pib">The PIB with certificates.</param>
public ValidationPolicyFromPib(Pib pib)
{
pib_ = pib;
}
private static void PrintStreamPacket(Pib.Pcap.Test.TcpStreamPacket streamPacket)
{
if (streamPacket.StreamNumber != _LastStreamNumber)
{
Trace.WriteLine();
Trace.WriteLine("group packet time source dir destination protocol flags data seq next seq ack window urg data");
_LastStreamNumber = streamPacket.StreamNumber;
}
string s = GetStreamPacketString1(streamPacket, streamPacket.Direction, true);
string s2 = null;
foreach (Pib.Pcap.Test.TcpPacketError error in streamPacket.Errors)
s2 = s2.zAddValue(streamPacket.GetErrorMessage(error));
if (s2 != null)
s2 = " " + s2;
Trace.WriteLine("{0,-162}{1}{2}", s, streamPacket.PacketDescription, s2);
}
