internal override void Encode( DerOutputStream derOut) { OidTokenizer tok = new OidTokenizer(identifier); MemoryStream bOut = new MemoryStream(); DerOutputStream dOut = new DerOutputStream(bOut); string token = tok.NextToken(); int first = int.Parse(token); token = tok.NextToken(); int second = int.Parse(token); WriteField(bOut, first * 40 + second); while (tok.HasMoreTokens) { token = tok.NextToken(); if (token.Length < 18) { WriteField(bOut, Int64.Parse(token)); } else { WriteField(bOut, new BigInteger(token)); } } dOut.Close(); derOut.WriteEncoded(Asn1Tags.ObjectIdentifier, bOut.ToArray()); }
/* * A note on the implementation: * <p> * As Der requires the constructed, definite-length model to * be used for structured types, this varies slightly from the * ASN.1 descriptions given. Rather than just outputing Sequence, * we also have to specify Constructed, and the objects length. */ internal override void Encode( DerOutputStream derOut) { // TODO Intermediate buffer could be avoided if we could calculate expected length MemoryStream bOut = new MemoryStream(); DerOutputStream dOut = new DerOutputStream(bOut); foreach (Asn1Encodable obj in this) { dOut.WriteObject(obj); } dOut.Close(); byte[] bytes = bOut.ToArray(); derOut.WriteEncoded(Asn1Tags.Sequence | Asn1Tags.Constructed, bytes); }