public bool AddItems(IList <TagMetaData> items)
        {
            int count = items.Count;

            if (_items == null)
            {
                _items = new Dictionary <short, ITag>(count);
            }
            lock (_server.SyncRoot)
            {
                for (int i = 0; i < count; i++)
                {
                    ITag          dataItem = null;
                    TagMetaData   meta     = items[i];
                    DeviceAddress addr     = new DeviceAddress(0, 0, 0, meta.ID, meta.Size, 0, meta.DataType);
                    switch (meta.DataType)
                    {
                    case DataType.BOOL:
                        dataItem = new BoolTag(meta.ID, addr, this);
                        break;

                    case DataType.BYTE:
                        dataItem = new ByteTag(meta.ID, addr, this);
                        break;

                    case DataType.WORD:
                        dataItem = new UShortTag(meta.ID, addr, this);
                        break;

                    case DataType.SHORT:
                        dataItem = new ShortTag(meta.ID, addr, this);
                        break;

                    case DataType.INT:
                        dataItem = new IntTag(meta.ID, addr, this);
                        break;

                    case DataType.DWORD:
                        dataItem = new UIntTag(meta.ID, addr, this);
                        break;

                    case DataType.FLOAT:
                        dataItem = new FloatTag(meta.ID, addr, this);
                        break;

                    case DataType.STR:
                        dataItem = new StringTag(meta.ID, addr, this);
                        break;

                    default:
                        dataItem = new BoolTag(meta.ID, addr, this);
                        break;
                    }
                    _items.Add(meta.ID, dataItem);
                    _server.AddItemIndex(meta.Name, dataItem);
                }
            }
            //Init();
            return(true);
        }
 private void LoadTag(ListTag tags)
 {
     foreach (Tag tag in tags.Tags)
     {
         if (tag is EndTag)
         {
             this.AddEndTag();
         }
         else if (tag is ByteTag)
         {
             ByteTag t = (ByteTag)tag;
             this.AddTag(t.Data, t.TagType);
         }
         else if (tag is ShortTag)
         {
             ShortTag t = (ShortTag)tag;
             this.AddTag(t.Data, t.TagType);
         }
         else if (tag is IntTag)
         {
             IntTag t = (IntTag)tag;
             this.AddTag(t.Data, t.TagType);
         }
         else if (tag is LongTag)
         {
             LongTag t = (LongTag)tag;
             this.AddTag(t.Data, t.TagType);
         }
         else if (tag is FloatTag)
         {
             FloatTag t = (FloatTag)tag;
             this.AddTag(t.Data, t.TagType);
         }
         else if (tag is DoubleTag)
         {
             DoubleTag t = (DoubleTag)tag;
             this.AddTag(t.Data, t.TagType);
         }
         //TODO: ByteArrayTag...
         else if (tag is StringTag)
         {
             StringTag t = (StringTag)tag;
             this.AddTag(t.Data, t.TagType);
         }
         else if (tag is ListTag)
         {
             ListTag t = (ListTag)tag;
             this.AddListInListTagHeader(t);
             this.LoadTag(t);
         }
         else if (tag is CompoundTag)
         {
             CompoundTag t = (CompoundTag)tag;
             this.LoadTag(t, false, true);
         }
         //TODO: IntArrayTag...
         //TDDO: LongArrayTag...
     }
 }
Beispiel #3
0
        public bool AddItems(IList <TagMetaData> items)
        {
            int count = items.Count;

            if (_items == null)
            {
                _items = new List <ITag>();
            }
            lock (_server.SyncRoot)
            {
                int j = 0;
                for (int i = 0; i < count; i++)
                {
                    ITag        dataItem = null;
                    TagMetaData meta     = items[i];
                    if (meta.GroupID == this._id)
                    {
                        DeviceAddress addr = new DeviceAddress(-1, (ushort)meta.GroupID, (ushort)meta.ID, j++, meta.Size, 0, meta.DataType);
                        switch (meta.DataType)
                        {
                        case DataType.BOOL:
                            dataItem = new BoolTag(meta.ID, addr, this);
                            break;

                        case DataType.BYTE:
                            dataItem = new ByteTag(meta.ID, addr, this);
                            break;

                        case DataType.WORD:
                        case DataType.SHORT:
                            dataItem = new ShortTag(meta.ID, addr, this);
                            break;

                        case DataType.TIME:
                        case DataType.INT:
                            dataItem = new IntTag(meta.ID, addr, this);
                            break;

                        case DataType.FLOAT:
                            dataItem = new FloatTag(meta.ID, addr, this);
                            break;

                        case DataType.STR:
                            dataItem = new StringTag(meta.ID, addr, this);
                            break;

                        default:
                            dataItem = new BoolTag(meta.ID, addr, this);
                            break;
                        }
                        _items.Add(dataItem);
                        _server.AddItemIndex(meta.Name, dataItem);
                    }
                }
            }
            return(true);
        }
Beispiel #4
0
            public byte[] TransformFinalBlock(byte[] inputBuffer, int inputOffset, int inputCount)
            {
                this.LengthCipher += inputCount;

                byte[] output = new byte[inputCount];

                byte[] oBuffer = new byte[OutputBlockSize];

                if (inputCount > 0)
                {
                    IncrementCounter();

                    byte[] iBuffer = new byte[InputBlockSize];

                    Array.Copy(inputBuffer, inputOffset, iBuffer, 0, InputBlockSize);
                    this.Aes.Encrypt(Counter, 0, oBuffer, 0);
                    oBuffer = iBuffer.Add(oBuffer);

                    if (Encrypt)
                    {
                        Array.Clear(oBuffer, inputCount, oBuffer.Length - inputCount);
                        ByteTag = GaloisMultiplication.GMul128(oBuffer.Add(ByteTag), H);
                    }
                    else
                    {
                        ByteTag = GaloisMultiplication.GMul128(iBuffer.Add(ByteTag), H);
                    }

                    Array.Copy(oBuffer, 0, output, 0, inputCount);
                }

                byte[] length = ConvertToByteArray(AdditionalData.Length * 8, LengthCipher * 8);
                ByteTag = GaloisMultiplication.GMul128(ByteTag.Add(length), H);
                this.Aes.Encrypt(InitialCounter, 0, oBuffer, 0);
                ByteTag = oBuffer.Add(ByteTag);

                if (Encrypt)
                {
                    SetTag();
                }
                else
                {
                    AssertAuthentication();
                }

                return(output);
            }
Beispiel #5
0
        public bool AddItems(IList <TagMetaData> items)
        {
            int count = items.Count;

            if (_items == null)
            {
                _items  = new List <ITag>(count);
                mapping = new Dictionary <short, ITag>(count);
            }
            List <OPCITEMDEF> itemArray = new List <OPCITEMDEF>(count);

            for (int i = 0; i < count; i++)
            {
                if (items[i].GroupID == this._Id)
                {
                    itemArray.Add(new OPCITEMDEF {
                        hClient = items[i].ID, szItemID = items[i].Address, bActive = true, wReserved = (short)i
                    });
                }
            }
            IntPtr pAddResults;
            IntPtr pErrors;

            if (!HRESULTS.Succeeded(_itemMgt.AddItems(itemArray.Count, itemArray.ToArray(), out pAddResults, out pErrors)))
            {
                return(false);
            }
            int iStructSize = Marshal.SizeOf(typeof(OPCITEMRESULT));

            lock (_server.SyncRoot)
            {
                for (int i = 0; i < itemArray.Count; i++)
                {
                    try
                    {
                        if (Marshal.ReadInt32(pErrors) == 0)
                        {
                            ITag dataItem = null;
                            var  itemDef  = itemArray[i];
                            //string addr = string.Concat(_serverId, ',', Marshal.ReadInt32(pAddResults));
                            DataType type = items[itemDef.wReserved].DataType;
                            switch (type)
                            {
                            case DataType.BOOL:
                                dataItem = new BoolTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 1, 0, DataType.BOOL), this);
                                break;

                            case DataType.BYTE:
                                dataItem = new ByteTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 1, 0, DataType.BYTE), this);
                                break;

                            case DataType.WORD:
                                dataItem = new UShortTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 2, 0, DataType.WORD), this);
                                break;

                            case DataType.SHORT:
                                dataItem = new ShortTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 2, 0, DataType.SHORT), this);
                                break;

                            case DataType.INT:
                                dataItem = new IntTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 4, 0, DataType.INT), this);
                                break;

                            case DataType.DWORD:
                                dataItem = new UIntTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 4, 0, DataType.DWORD), this);
                                break;

                            case DataType.FLOAT:
                                dataItem = new FloatTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 4, 0, DataType.FLOAT), this);
                                break;

                            case DataType.SYS:
                            case DataType.STR:
                                dataItem = new StringTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 64, 0, DataType.STR), this);
                                break;

                            default:
                                break;
                                //case VarEnum.VT_ARRAY:
                                //    dataItem = new ArrayTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), (byte)Marshal.ReadInt16(pAddResults + 18), 0, DataType.ARRAY), this);
                                //    break;
                            }
                            if (dataItem != null)
                            {
                                _items.Add(dataItem);
                                mapping.Add((short)itemDef.hClient, dataItem);
                                _server.AddItemIndex(items[itemDef.wReserved].Name, dataItem);
                            }
                            pAddResults += iStructSize;
                            pErrors     += 4;
                        }
                    }
                    catch (Exception err)
                    {
                        if (err.Message != null)
                        {
                        }
                    }
                }
                //Marshal.FreeCoTaskMem(pAddResults);
                //Marshal.FreeCoTaskMem(pErrors);
                _items.TrimExcess();
                return(true);
            }
        }
Beispiel #6
0
        private CompoundTag CreateBigTestNbtTag()
        {
            var tag = new CompoundTag()
            {
                Name = "Level",
            };

            var longTest = new LongTag()
            {
                Name = "longTest",
                Value = 9223372036854775807L,
            };
            tag.Items.Add(longTest);

            var shortTest = new ShortTag()
            {
                Name = "shortTest",
                Value = 32767,
            };
            tag.Items.Add(shortTest);

            var stringTest = new StringTag()
            {
                Name = "stringTest",
                Value = @"HELLO WORLD THIS IS A TEST STRING ÅÄÖ!",
            };
            tag.Items.Add(stringTest);

            var floatTest = new FloatTag()
            {
                Name = "floatTest",
                Value = 0.49823147F,
            };
            tag.Items.Add(floatTest);

            var intTest = new IntTag()
            {
                Name = "intTest",
                Value = 2147483647,
            };
            tag.Items.Add(intTest);

            var nestedCompoundTest = new CompoundTag()
            {
                Name = "nested compound test",
                Items = new List<Tag>()
                {
                    new CompoundTag()
                    {
                        Name = "ham",
                        Items = new List<Tag>()
                        {
                            new StringTag()
                            {
                                Name = "name",
                                Value = "Hampus",
                            },
                            new FloatTag()
                            {
                                Name = "value",
                                Value = 0.75F,
                            }
                        },
                    },
                    new CompoundTag()
                    {
                        Name = "egg",
                        Items = new List<Tag>()
                        {
                            new StringTag()
                            {
                                Name = "name",
                                Value = "Eggbert",
                            },
                            new FloatTag()
                            {
                                Name = "value",
                                Value = 0.5F,
                            }
                        },
                    }
                },
            };
            tag.Items.Add(nestedCompoundTest);

            var listTestLong = new ListTag()
            {
                Name = "listTest (long)",
                ItemType = TagType.Long,
                Length = 5,
                Items = new Tag[]
                {
                    new LongTag()
                    {
                        Value = 11,
                    },
                    new LongTag()
                    {
                        Value = 12,
                    },
                    new LongTag()
                    {
                        Value = 13,
                    },
                    new LongTag()
                    {
                        Value = 14,
                    },
                    new LongTag()
                    {
                        Value = 15,
                    },
                },
            };
            tag.Items.Add(listTestLong);

            var listTestCompound = new ListTag()
            {
                Name = "listTest (compound)",
                ItemType = TagType.Compound,
                Length = 2,
                Items = new Tag[]
                {
                    new CompoundTag()
                    {
                        Items = new List<Tag>()
                        {
                            new StringTag()
                            {
                                Name = "name",
                                Value = "Compound tag #0",
                            },
                            new LongTag()
                            {
                                Name = "created-on",
                                Value = 1264099775885L,
                            },
                        },
                    },
                    new CompoundTag()
                    {
                        Items = new List<Tag>()
                        {
                            new StringTag()
                            {
                                Name = "name",
                                Value = "Compound tag #1",
                            },
                            new LongTag()
                            {
                                Name = "created-on",
                                Value = 1264099775885L,
                            },
                        },
                    },
                },
            };
            tag.Items.Add(listTestCompound);

            var byteTest = new ByteTag()
            {
                Name = "byteTest",
                Value = 127,
            };
            tag.Items.Add(byteTest);

            var byteArrayTest = new ByteArrayTag()
            {
                Name = "byteArrayTest (the first 1000 values of (n*n*255+n*7)%100, starting with n=0 (0, 62, 34, 16, 8, ...))",
                Length = 1000,
                Items = new byte[1000],
            };
            for (int i = 0; i < 1000; ++i)
            {
                byteArrayTest.Items[i] = (byte)((i * i * 255 + i * 7) % 100);
            }
            tag.Items.Add(byteArrayTest);

            var doubleTest = new DoubleTag()
            {
                Name = "doubleTest",
                Value = 0.4931287132182315,
            };
            tag.Items.Add(doubleTest);

            return tag;
        }
        private void LoadTag(CompoundTag tags, bool isRoot = false, bool isList = false)
        {
            if (!isRoot)
            {
                if (isList)
                {
                    this.AddListInCompoundTagHeader(tags);
                }
                else
                {
                    this.AddCompoundTagHeader(tags);
                }
            }

            foreach (KeyValuePair <string, Tag> tagKV in tags.Tags)
            {
                Tag tag = tagKV.Value;
                if (tag is EndTag)
                {
                    this.AddEndTag();
                }
                else if (tag is ByteTag)
                {
                    ByteTag t = (ByteTag)tag;
                    this.AddTag(t.Name, t.Data, t.TagType);
                }
                else if (tag is ShortTag)
                {
                    ShortTag t = (ShortTag)tag;
                    this.AddTag(t.Name, t.Data, t.TagType);
                }
                else if (tag is IntTag)
                {
                    IntTag t = (IntTag)tag;
                    this.AddTag(t.Name, t.Data, t.TagType);
                }
                else if (tag is LongTag)
                {
                    LongTag t = (LongTag)tag;
                    this.AddTag(t.Name, t.Data, t.TagType);
                }
                else if (tag is FloatTag)
                {
                    FloatTag t = (FloatTag)tag;
                    this.AddTag(t.Name, t.Data, t.TagType);
                }
                else if (tag is DoubleTag)
                {
                    DoubleTag t = (DoubleTag)tag;
                    this.AddTag(t.Name, t.Data, t.TagType);
                }
                //TODO: ByteArrayTag...
                else if (tag is StringTag)
                {
                    StringTag t = (StringTag)tag;
                    this.AddTag(t.Name, t.Data, t.TagType);
                }
                else if (tag is ListTag)
                {
                    ListTag t = (ListTag)tag;
                    this.AddListTagHeader(t);
                    this.LoadTag(t);
                }
                else if (tag is CompoundTag)
                {
                    CompoundTag t = (CompoundTag)tag;
                    this.LoadTag(t);
                }
                //TODO: IntArrayTag...
                //TDDO: LongArrayTag...
            }

            if (!isRoot)
            {
                this.AddEndTag();
            }
        }
Beispiel #8
0
        public void ByteTagTest()
        {
            var tag = new ByteTag();

            Assert.AreEqual(TagType.Byte, tag.Type);
        }
Beispiel #9
0
        /// <summary>
        /// Write the tag serialized data using the supplied writer.
        /// </summary>
        /// <remarks>
        /// This is a really KLUDGY routine. Even though it deals with primitive
        /// types it has knowledge of what those types mean. For example the UInt16ArrayTag
        /// doesn't have a length value written, but the UInt32ArrayTag does. This is
        /// a very brittle solution to this problem and needs to be fixed. The solution is
        /// to have a serialize method for each tag type (uggh) - so you see why I took
        /// this shortcut.
        /// </remarks>
        /// <param name="tag"></param>
        /// <param name="writer"></param>
        private static void SerializeTag(BBeBTag tag, BBeBinaryWriter writer)
        {
            ushort id = (ushort)(0xf500 + tag.Id);

            if (tag.GetType() == typeof(ByteTag))
            {
                ByteTag t = (ByteTag)tag;
                writer.Write(id);
                writer.Write(t.Value);
            }
            else if (tag.GetType() == typeof(StreamTagGroup))
            {
                StreamTagSerializer.Serialize(writer, (StreamTagGroup)tag);
            }
            else if (tag.GetType() == typeof(ByteArrayTag))
            {
                ByteArrayTag t = (ByteArrayTag)tag;

                if (t.Id == TagId.StreamStart)
                {
                    byte[] data = t.Value;

                    writer.Write(BBeBLib.TagId.StreamSize);
                    writer.Write((uint)data.Length);
                    writer.Write(id);
                    writer.Write(data);
                    writer.Write(BBeBLib.TagId.StreamEnd);
                }
                else
                {
                    writer.Write(id);
                    writer.Write(t.Value);
                }
            }
            else if (tag.GetType() == typeof(UInt16Tag))
            {
                UInt16Tag t = (UInt16Tag)tag;
                writer.Write(id);
                writer.Write(t.Value);
            }
            else if (tag.GetType() == typeof(UInt16ArrayTag))
            {
                UInt16ArrayTag t = (UInt16ArrayTag)tag;
                writer.Write(id);
                foreach (ushort val in t.Value)
                {
                    writer.Write(val);
                }
            }
            else if (tag.GetType() == typeof(UInt32Tag))
            {
                UInt32Tag t = (UInt32Tag)tag;

                // StreamSize is written out by the StreamStart tag as the data may be compressed
                if (t.Id != TagId.StreamSize)
                {
                    writer.Write(id);

                    // Zero byte tags (but have hardcoded data associated with them
                    if (t.Id != TagId.BaseButtonStart &&
                        t.Id != TagId.FocusinButtonStart &&
                        t.Id != TagId.PushButtonStart &&
                        t.Id != TagId.UpButtonStart)
                    {
                        writer.Write(t.Value);
                    }
                }
            }
            else if (tag.GetType() == typeof(UInt32ArrayTag))
            {
                UInt32ArrayTag t = (UInt32ArrayTag)tag;
                writer.Write(id);

                // JumpTo doesn't have a length set and is hardcoded to 2!
                if (t.Id != TagId.JumpTo)
                {
                    writer.Write((ushort)t.Value.Length);
                }
                foreach (uint val in t.Value)
                {
                    writer.Write(val);
                }
            }
            else if (tag.GetType() == typeof(StringTag))
            {
                StringTag t = (StringTag)tag;
                writer.Write(id);
                writer.Write(t.Value);
            }
            else if (tag.GetType() == typeof(MessageTag))
            {
                MessageTag t = (MessageTag)tag;
                writer.Write(id);
                writer.Write((ushort)t.parameters);
                byte[] data = System.Text.Encoding.Unicode.GetBytes(t.param1);
                writer.Write((ushort)data.Length);
                writer.Write(data);
                data = System.Text.Encoding.Unicode.GetBytes(t.param2);
                writer.Write((ushort)data.Length);
                writer.Write(data);
            }
            else if (tag.GetType() == typeof(EmpDotsCodeTag))
            {
                EmpDotsCodeTag t = (EmpDotsCodeTag)tag;
                writer.Write(id);
                writer.Write((uint)t.Value);

                SerializeTag(t.FontFace, writer);

                writer.Write(t.DotsCode);
            }
            else if (tag.GetType() == typeof(IDOnlyTag))
            {
                IDOnlyTag t = (IDOnlyTag)tag;
                if (t.Id != TagId.StreamEnd)
                {
                    writer.Write(id);
                }
            }
            else if (tag.GetType() == typeof(BBeBTag))
            {
                BBeBTag t = (BBeBTag)tag;
                if (t.Id != TagId.StreamEnd)
                {
                    writer.Write(id);
                }
            }
            else
            {
                Debug.Assert(false, "Unknown tag type: " + tag.GetType().ToString());
            }
        }
Beispiel #10
0
        public bool AddItems(IList <TagMetaData> items)
        {
            FxSerialReader fxReader = _plcReader as FxSerialReader;

            if (fxReader == null)
            {
                return(false);
            }


            int count = items.Count;

            if (_items == null)
            {
                _items = new List <ITag>(count);
            }
            lock (_server.SyncRoot)
            {
                for (int i = 0; i < count; i++)
                {
                    ITag        dataItem = null;
                    TagMetaData meta     = items[i];
                    if (meta.GroupID == this._id)
                    {
                        DeviceAddress addr = fxReader.GetDeviceAddress(meta);
                        if (addr.DataSize == 0)
                        {
                            addr.DataSize = meta.Size;
                        }
                        if (addr.VarType == DataType.NONE)
                        {
                            addr.VarType = meta.DataType;
                        }
                        if (addr.VarType != DataType.BOOL)
                        {
                            addr.Bit = 0;
                        }
                        switch (meta.DataType)
                        {
                        case DataType.BOOL:
                            dataItem = new BoolTag(meta.ID, addr, this);
                            break;

                        case DataType.BYTE:
                            dataItem = new ByteTag(meta.ID, addr, this);
                            break;

                        case DataType.WORD:
                            dataItem = new UShortTag(meta.ID, addr, this);
                            break;

                        case DataType.SHORT:
                            dataItem = new ShortTag(meta.ID, addr, this);
                            break;

                        case DataType.DWORD:
                            dataItem = new UIntTag(meta.ID, addr, this);
                            break;

                        case DataType.INT:
                            dataItem = new IntTag(meta.ID, addr, this);
                            break;

                        case DataType.FLOAT:
                            dataItem = new FloatTag(meta.ID, addr, this);
                            break;

                        case DataType.STR:
                            dataItem = new StringTag(meta.ID, addr, this);
                            break;
                        }
                        if (dataItem != null)
                        {
                            //dataItem.Active = meta.Active;
                            _items.Add(dataItem);
                            _server.AddItemIndex(meta.Name, dataItem);
                        }
                    }
                }
            }
            _items.TrimExcess();
            _items.Sort((x, y) => x.Address.CompareTo(y.Address));
            UpdatePDUArea();
            return(true);
        }
Beispiel #11
0
        public bool AddItems(IList <TagMetaData> items)
        {
            int count = items.Count;

            if (_items == null)
            {
                _items   = new List <ITag>(count);
                _mapping = new Dictionary <short, string>(count);
            }
            lock (_server.SyncRoot)
            {
                for (int i = 0; i < count; i++)
                {
                    ITag        dataItem = null;
                    TagMetaData meta     = items[i];
                    if (meta.GroupID == this._id)
                    {
                        DeviceAddress addr = new DeviceAddress {
                            Start = meta.ID, DataSize = meta.Size, VarType = meta.DataType
                        };
                        switch (meta.DataType)
                        {
                        case DataType.BOOL:
                            dataItem = new BoolTag(meta.ID, addr, this);
                            break;

                        case DataType.BYTE:
                            dataItem = new ByteTag(meta.ID, addr, this);
                            break;

                        case DataType.WORD:
                        case DataType.SHORT:
                            dataItem = new ShortTag(meta.ID, addr, this);
                            break;

                        case DataType.DWORD:
                        case DataType.INT:
                            dataItem = new IntTag(meta.ID, addr, this);
                            break;

                        case DataType.FLOAT:
                            dataItem = new FloatTag(meta.ID, addr, this);
                            break;

                        case DataType.STR:
                            dataItem = new StringTag(meta.ID, addr, this);
                            break;
                        }
                        if (dataItem != null)
                        {
                            //dataItem.Active = meta.Active;
                            _items.Add(dataItem);
                            _plcReader.TransactItem(meta.Name);
                            _mapping.Add(meta.ID, meta.Address);
                            _server.AddItemIndex(meta.Name, dataItem);
                        }
                    }
                }
                return(true);
            }
        }