/// <summary>
/// Reads data into this RR from the DNS wire format data in <paramref name="reader"/>
/// </summary>
/// <param name="reader">Reader in which wire format data for this RR is already buffered.</param>
protected override void DeserializeRecordData(ref DnsBufferReader reader)
{
this.Priority = reader.ReadUShort();
this.Weight = reader.ReadUShort();
this.Port = reader.ReadUShort();
this.Target = reader.ReadDomainName();
}
/// <summary>
/// Reads data into this RR from the DNS wire format data in <paramref name="reader"/>
/// </summary>
/// <param name="reader">Reader in which wire format data for this RR is already buffered.</param>
protected override void DeserializeRecordData(ref DnsBufferReader reader)
{
ushort certType = reader.ReadUShort();
if (certType > (ushort)CertificateType.IACPKIK)
{
throw new DnsProtocolException(DnsProtocolError.InvalidCertRecord);
}
m_certType = (CertificateType)certType;
m_keyTag = reader.ReadUShort();
m_algorithm = reader.ReadByte();
m_certData = reader.ReadBytes(this.RecordDataLength - 5); // 5 == # of bytes we've already read (certType, keytag etc)
this.EnsureDnsCert();
}
//--------------------------------------------
//
// TCP Transport
//
//--------------------------------------------
void ExecuteTCP()
{
using (Socket tcpSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
tcpSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.SendTimeout, this.TimeoutInMilliseconds);
tcpSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveTimeout, this.TimeoutInMilliseconds);
tcpSocket.Connect(m_dnsServer);
try
{
m_lengthBuffer.Clear();
m_lengthBuffer.AddUshort((ushort)m_requestBuffer.Count);
tcpSocket.Send(m_lengthBuffer.Buffer, m_lengthBuffer.Count, SocketFlags.None);
tcpSocket.Send(m_requestBuffer.Buffer, m_requestBuffer.Count, SocketFlags.None);
//
// First, receive the response message length
//
m_lengthBuffer.Clear();
m_lengthBuffer.Count = this.ReadTcp(tcpSocket, m_lengthBuffer.Buffer, m_lengthBuffer.Capacity);
//
// Read length of the response to come
//
DnsBufferReader reader = m_lengthBuffer.CreateReader();
ushort responseSize = reader.ReadUShort();
m_responseBuffer.ReserveCapacity(responseSize);
//
// Now receive the real response
//
m_responseBuffer.Count = this.ReadTcp(tcpSocket, m_responseBuffer.Buffer, responseSize);
}
finally
{
tcpSocket.Shutdown(SocketShutdown.Both);
}
}
}
/// <summary>
/// Reads data into this RR from the DNS wire format data in <paramref name="reader"/>
/// </summary>
/// <param name="reader">Reader in which wire format data for this RR is already buffered.</param>
protected override void DeserializeRecordData(ref DnsBufferReader reader)
{
this.Priority = reader.ReadUShort();
this.Weight = reader.ReadUShort();
this.Port = reader.ReadUShort();
this.Target = reader.ReadDomainName();
}
/// <summary>
/// Reads data into this RR from the DNS wire format data in <paramref name="reader"/>
/// </summary>
/// <param name="reader">Reader in which wire format data for this RR is already buffered.</param>
protected override void DeserializeRecordData(ref DnsBufferReader reader)
{
ushort certType = reader.ReadUShort();
if (certType > (ushort) CertificateType.IACPKIK)
{
throw new DnsProtocolException(DnsProtocolError.InvalidCertRecord);
}
m_certType = (CertificateType) certType;
m_keyTag = reader.ReadUShort();
m_algorithm = reader.ReadByte();
m_certData = reader.ReadBytes(this.RecordDataLength - 5); // 5 == # of bytes we've already read (certType, keytag etc)
this.EnsureDnsCert();
}
