Gurux.DLMS.GXDLMS.GetLnMessages C# (CSharp) Method

        internal static byte[][] GetLnMessages(GXDLMSLNParameters p)
        {
            GXByteBuffer reply = new GXByteBuffer();
            List<byte[]> messages = new List<byte[]>();
            byte frame = 0;
            if (p.command == Command.Aarq)
            {
                frame = 0x10;
            }
            do
            {
                GetLNPdu(p, reply);
                p.lastBlock = true;
                if (p.attributeDescriptor == null)
                {
                    ++p.settings.BlockIndex;
                }
                if (p.command == Command.Aarq && p.command == Command.GetRequest)
                {
                    System.Diagnostics.Debug.Assert(!(p.settings.MaxPduSize < reply.Size));
                }
                while (reply.Position != reply.Size)
                {
                    if (p.settings.InterfaceType == Enums.InterfaceType.WRAPPER)
                    {
                        messages.Add(GXDLMS.GetWrapperFrame(p.settings, reply));
                    }
                    else if (p.settings.InterfaceType == Enums.InterfaceType.HDLC)
                    {
                        messages.Add(GXDLMS.GetHdlcFrame(p.settings, frame, reply));
                        frame = 0;
                    }
                    else if (p.settings.InterfaceType == Enums.InterfaceType.PDU)
                    {
                        messages.Add(reply.Array());
                        frame = 0;
                        break;
                    }
                    else
                    {
                        throw new ArgumentOutOfRangeException("InterfaceType");
                    }
                }
                reply.Clear();
            }
            while (p.data != null && p.data.Position != p.data.Size);
            return messages.ToArray();
        }