internal override void ParseAnswer(byte[] resultData, int startPosition, int length)
{
int endPosition = startPosition + length;
Options = new List <EDnsOptionBase>();
while (startPosition < endPosition)
{
EDnsOptionType type = (EDnsOptionType)DnsMessageBase.ParseUShort(resultData, ref startPosition);
ushort dataLength = DnsMessageBase.ParseUShort(resultData, ref startPosition);
EDnsOptionBase option;
switch (type)
{
case EDnsOptionType.NsId:
option = new NsIdOption();
break;
default:
option = new UnknownOption(type);
break;
}
option.ParseData(resultData, startPosition, dataLength);
Options.Add(option);
startPosition += dataLength;
}
}
internal override void ParseRecordData(byte[] resultData, int startPosition, int length)
{
int endPosition = startPosition + length;
Options = new List <EDnsOptionBase>();
while (startPosition < endPosition)
{
EDnsOptionType type = (EDnsOptionType)DnsMessageBase.ParseUShort(resultData, ref startPosition);
ushort dataLength = DnsMessageBase.ParseUShort(resultData, ref startPosition);
EDnsOptionBase option;
switch (type)
{
case EDnsOptionType.LongLivedQuery:
option = new LongLivedQueryOption();
break;
case EDnsOptionType.UpdateLease:
option = new UpdateLeaseOption();
break;
case EDnsOptionType.NsId:
option = new NsIdOption();
break;
case EDnsOptionType.Owner:
option = new OwnerOption();
break;
case EDnsOptionType.DnssecAlgorithmUnderstood:
option = new DnssecAlgorithmUnderstoodOption();
break;
case EDnsOptionType.DsHashUnderstood:
option = new DsHashUnderstoodOption();
break;
case EDnsOptionType.Nsec3HashUnderstood:
option = new Nsec3HashUnderstoodOption();
break;
case EDnsOptionType.ClientSubnet:
option = new ClientSubnetOption();
break;
default:
option = new UnknownOption(type);
break;
}
option.ParseData(resultData, startPosition, dataLength);
Options.Add(option);
startPosition += dataLength;
}
}
internal EDnsOptionBase(EDnsOptionType optionType)
{
Type = optionType;
}
/// <summary>
/// Creates a new instance of the UnknownOption class
/// </summary>
/// <param name="type">Type of the option</param>
/// <param name="data">The data of the option</param>
public UnknownOption(EDnsOptionType type, byte[] data)
: this(type)
{
Data = data;
}
internal UnknownOption(EDnsOptionType type)
: base(type)
{
}
internal UnknownOption(EDnsOptionType type)
: base(type)
{
}
/// <summary>
/// Creates a new instance of the UnknownOption class
/// </summary>
/// <param name="type"> Type of the option </param>
public UnknownOption(EDnsOptionType type, byte[] data)
: this(type)
{
Data = data;
}
internal EDnsOptionBase(EDnsOptionType optionType)
{
Type = optionType;
}
public UnknownOption(EDnsOptionType type)
: base(type)
{
}
public UnknownOption(EDnsOptionType type)
: base(type)
{
}
