Gurux.DLMS.GXDLMSSettings.IncreaseBlockIndex C# (CSharp) Method

        internal void IncreaseBlockIndex()
        {
            BlockIndex += 1;
        }

        private static void HanleSetRequestWithDataBlock(GXDLMSSettings settings, GXDLMSServer server, GXByteBuffer data, GXDLMSLNParameters p, GXByteBuffer replyData, GXDLMSTranslatorStructure xml)
        {
            GXDataInfo reply = new GXDataInfo();

            reply.xml = xml;
            byte lastBlock = data.GetUInt8();

            p.multipleBlocks = lastBlock == 0;
            UInt32 blockNumber = data.GetUInt32();

            if (xml == null && blockNumber != settings.BlockIndex)
            {
                Debug.WriteLine("HanleSetRequestWithDataBlock failed. Invalid block number. " + settings.BlockIndex + "/" + blockNumber);
                p.status = (byte)ErrorCode.DataBlockNumberInvalid;
            }
            else
            {
                settings.IncreaseBlockIndex();
                int size     = GXCommon.GetObjectCount(data);
                int realSize = data.Size - data.Position;
                if (size != realSize)
                {
                    Debug.WriteLine("HanleSetRequestWithDataBlock failed. Invalid block size.");
                    p.status = (byte)ErrorCode.DataBlockUnavailable;
                }
                if (xml != null)
                {
                    xml.AppendStartTag(TranslatorTags.DataBlock);
                    xml.AppendLine(TranslatorTags.LastBlock, "Value", xml.IntegerToHex(lastBlock, 2));
                    xml.AppendLine(TranslatorTags.BlockNumber, "Value", xml.IntegerToHex(blockNumber, 8));
                    xml.AppendLine(TranslatorTags.RawData, "Value", data.RemainingHexString(false));
                    xml.AppendEndTag(TranslatorTags.DataBlock);
                    return;
                }
                server.transaction.data.Set(data);
                //If all data is received.
                if (!p.multipleBlocks)
                {
                    try
                    {
                        object value = GXCommon.GetData(settings, server.transaction.data, reply);
                        if (value is byte[])
                        {
                            DataType dt = (server.transaction.targets[0].Target as IGXDLMSBase).GetDataType(server.transaction.targets[0].Index);
                            if (dt != DataType.None && dt != DataType.OctetString)
                            {
                                value = GXDLMSClient.ChangeType((byte[])value, dt, settings.UseUtc2NormalTime);
                            }
                        }
                        server.transaction.targets[0].Value = value;
                        server.NotifyWrite(server.transaction.targets);
                        if (!server.transaction.targets[0].Handled && !p.multipleBlocks)
                        {
                            (server.transaction.targets[0].Target as IGXDLMSBase).SetValue(settings, server.transaction.targets[0]);
                            server.NotifyPostWrite(server.transaction.targets);
                        }
                    }
                    catch (Exception)
                    {
                        p.status = (byte)ErrorCode.HardwareFault;
                    }
                    finally
                    {
                        server.transaction = null;
                    }
                    settings.ResetBlockIndex();
                }
            }
            p.multipleBlocks = true;
        }