public static KrbCred WrapTicket(KrbTicket ticket, KrbCredInfo credInfo)
{
if (ticket is null)
{
throw new ArgumentNullException(nameof(ticket));
}
if (credInfo is null)
{
throw new ArgumentNullException(nameof(credInfo));
}
Now(out DateTimeOffset timestamp, out int usec);
var encPart = new KrbEncKrbCredPart
{
Timestamp = timestamp,
USec = usec,
TicketInfo = new[] { credInfo }
};
var cred = new KrbCred
{
EncryptedPart = new KrbEncryptedData {
Cipher = encPart.EncodeApplication()
},
Tickets = new[] { ticket },
};
return(cred);
}
internal static void Decode <T>(AsnReader reader, Asn1Tag expectedTag, out T decoded)
where T : KrbEncKrbCredPart, new()
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
decoded = new T();
AsnReader sequenceReader = reader.ReadSequence(expectedTag);
AsnReader explicitReader;
AsnReader collectionReader;
explicitReader = sequenceReader.ReadSequence(new Asn1Tag(TagClass.ContextSpecific, 0));
// Decode SEQUENCE OF for TicketInfo
{
collectionReader = explicitReader.ReadSequence();
var tmpList = new List <KrbCredInfo>();
KrbCredInfo tmpItem;
while (collectionReader.HasData)
{
KrbCredInfo.Decode <KrbCredInfo>(collectionReader, out KrbCredInfo tmp);
tmpItem = tmp;
tmpList.Add(tmpItem);
}
decoded.TicketInfo = tmpList.ToArray();
}
explicitReader.ThrowIfNotEmpty();
if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(new Asn1Tag(TagClass.ContextSpecific, 1)))
{
explicitReader = sequenceReader.ReadSequence(new Asn1Tag(TagClass.ContextSpecific, 1));
if (explicitReader.TryReadInt32(out int tmpNonce))
{
decoded.Nonce = tmpNonce;
}
else
{
explicitReader.ThrowIfNotEmpty();
}
explicitReader.ThrowIfNotEmpty();
}
if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(new Asn1Tag(TagClass.ContextSpecific, 2)))
{
explicitReader = sequenceReader.ReadSequence(new Asn1Tag(TagClass.ContextSpecific, 2));
decoded.Timestamp = explicitReader.ReadGeneralizedTime();
explicitReader.ThrowIfNotEmpty();
}
if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(new Asn1Tag(TagClass.ContextSpecific, 3)))
{
explicitReader = sequenceReader.ReadSequence(new Asn1Tag(TagClass.ContextSpecific, 3));
if (explicitReader.TryReadInt32(out int tmpUSec))
{
decoded.USec = tmpUSec;
}
else
{
explicitReader.ThrowIfNotEmpty();
}
explicitReader.ThrowIfNotEmpty();
}
if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(new Asn1Tag(TagClass.ContextSpecific, 4)))
{
explicitReader = sequenceReader.ReadSequence(new Asn1Tag(TagClass.ContextSpecific, 4));
KrbHostAddress.Decode <KrbHostAddress>(explicitReader, out KrbHostAddress tmpSAddress);
decoded.SAddress = tmpSAddress;
explicitReader.ThrowIfNotEmpty();
}
if (sequenceReader.HasData && sequenceReader.PeekTag().HasSameClassAndValue(new Asn1Tag(TagClass.ContextSpecific, 5)))
{
explicitReader = sequenceReader.ReadSequence(new Asn1Tag(TagClass.ContextSpecific, 5));
KrbHostAddress.Decode <KrbHostAddress>(explicitReader, out KrbHostAddress tmpRAddress);
decoded.RAddress = tmpRAddress;
explicitReader.ThrowIfNotEmpty();
}
sequenceReader.ThrowIfNotEmpty();
}
