Microsoft.Azure.Amqp.Transport.AmqpTransportInitiator.WriteSecurityHeader C# (CSharp) Method

        void WriteSecurityHeader(TransportAsyncCallbackArgs args)
        {
            // secure transport: header negotiation
            TransportProvider provider = this.settings.TransportProviders[this.providerIndex];
            this.sentHeader = new ProtocolHeader(provider.ProtocolId, provider.DefaultVersion);
#if DEBUG
            this.sentHeader.Trace(true);
            AmqpTrace.Provider.AmqpLogOperationVerbose(this, TraceOperation.Send, this.sentHeader);
#endif

            ByteBuffer buffer = new ByteBuffer(new byte[AmqpConstants.ProtocolHeaderSize]);
            this.sentHeader.Encode(buffer);

            args.SetBuffer(buffer.Buffer, buffer.Offset, buffer.Length);
            args.CompletedCallback = this.OnWriteHeaderComplete;
            this.writer.WriteBuffer(args);
        }