protected override IPduReader CreatePduReader()
{
var pduDataStream = new PduDataStream(this.CurrentL7Conversation, PduDataProviderType.Mixed);
var pduKaitaiReader = new PduKaitaiReader(pduDataStream);
return(pduKaitaiReader);
}
private void Parse(PduKaitaiReader reader)
{
var dnsPacket = reader.ReadKaitaiStruct <DnsPacket>();
this.TransactionId = dnsPacket.TransactionId;
this.Type = dnsPacket.Flags.Qr == 0 ? DnsMessageType.Query : DnsMessageType.Answer;
this.Queries = dnsPacket.Queries.Select(q => new DnsQuery(q)).ToList();
this.Answers = dnsPacket.Answers.Select(CreateDnsAnswerMessage).ToList();
}
public DnsMessage(PduKaitaiReader reader) : base(reader)
{
this.Queries = NoQueries;
this.Answers = NoAnswers;
try
{
this.Parse(reader);
}
catch (KaitaiObjectionConstructionException e)
{
this.ParsingError = e;
}
}
public TlsMessage(PduKaitaiReader reader) : base(reader)
{
try
{
this.Parse(reader);
}
catch (KaitaiObjectionConstructionException e)
{
this.ParsingError = e;
}
catch (TlsParsingException e)
{
this.ParsingError = e;
}
}
public void ReadDns()
{
var l7Conversation = this.ReassembleSingleL7Conversation <UdpConversationTracker>(TestPcapFile.Dns1);
var stream = new PduDataStream(l7Conversation, PduDataProviderType.Mixed);
var pduKaitaiReader = new PduKaitaiReader(stream);
DnsPacket p;
Assert.False(pduKaitaiReader.EndOfStream);
p = pduKaitaiReader.ReadKaitaiStruct <DnsPacket>();
Assert.Equal(0x09be, p.TransactionId);
Assert.Single(p.Queries);
Assert.True(pduKaitaiReader.NewMessage());
p = pduKaitaiReader.ReadKaitaiStruct <DnsPacket>();
Assert.Equal(0x09be, p.TransactionId);
Assert.Single(p.Answers);
Assert.False(pduKaitaiReader.NewMessage());
Assert.True(pduKaitaiReader.EndOfStream);
}
private void Parse(PduKaitaiReader reader)
{
var tlsPacket = reader.ReadKaitaiStruct <TlsPacket>();
this.Records = tlsPacket.Records.Select(this.ParseKaitaiTlsRecord).ToArray();
}
