AaltoTLS.HandshakeLayer.Protocol.HandshakeCertificateRequest.EncodeDataBytes C# (CSharp) Метод

        protected override byte[] EncodeDataBytes(ProtocolVersion version)
        {
            int typesLength = 0;
            if (CertificateTypes.Count > 255) {
                throw new Exception("Number of certificate types too large: " + CertificateTypes.Count);
            } else {
                typesLength = CertificateTypes.Count;
            }

            int sighashLength = 0;
            if (version.HasSelectableSighash) {
                if (SignatureAndHashAlgorithms.Count > 65535) {
                    throw new Exception("Number of sighash values too large: " + SignatureAndHashAlgorithms.Count);
                } else {
                    sighashLength = 2*SignatureAndHashAlgorithms.Count;
                }
            }

            int authsLength = 0;
            foreach (string name in CertificateAuthorities) {
                // TODO: Should support punycode as well?
                authsLength += 2;
                authsLength += Encoding.ASCII.GetBytes(name).Length;
                if (authsLength > 65535) {
                    throw new Exception("Certificate authorities length too large");
                }
            }

            MemoryStream memStream = new MemoryStream();
            HandshakeStream stream = new HandshakeStream(memStream);

            stream.WriteUInt8((byte) typesLength);
            foreach (byte type in CertificateTypes) {
                stream.WriteUInt8(type);
            }

            if (version.HasSelectableSighash) {
                stream.WriteUInt16((UInt16) sighashLength);
                foreach (UInt16 sighash in SignatureAndHashAlgorithms) {
                    stream.WriteUInt16(sighash);
                }
            }

            stream.WriteUInt16((UInt16) authsLength);
            foreach (string name in CertificateAuthorities) {
                // TODO: Should support punycode as well?
                int nameLen = Encoding.ASCII.GetBytes(name).Length;
                stream.WriteUInt16((UInt16) nameLen);
                stream.WriteBytes(Encoding.ASCII.GetBytes(name));
            }

            return memStream.ToArray();
        }