Example #1
0
        } //private void SavePacket(PacketData.PacketWrapper envelope)

        /// <summary>
        /// 
        /// </summary>
        /// <param name="envelope"></param>
        private void ProcessPacket( PacketData.PacketWrapper envelope )
        {
            Debug.Assert( envelope.ReaderName == Name );

            PacketData.PacketBase packet = envelope.Packet;
            PacketData.PacketType type = envelope.PacketType;

            if ( envelope.IsPseudoPacket )
            {
                PacketData.CommandPsuedoPacket psuedo = envelope.Packet as PacketData.CommandPsuedoPacket;
                Debug.Assert( psuedo != null );
                if ( psuedo != null )
                {
                    switch ( psuedo.RequestName )
                    {
                        case "Inventory":
                        case "Tag Access":

                            ReaderRequest readerRequest = new ReaderRequest( );

                            using ( MemoryStream data = new MemoryStream( psuedo.DataValues ) )
                            {
                                readerRequest.ReadFrom( data );
                            }
                            ReaderRequestData.Add( readerRequest );

#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            System.Threading.Interlocked.Exchange( ref _processedCmdReadCount, ProcessedInventoryCount );
#pragma warning restore 420
                            break;

                        case "BadPacket":
                            BadPacket badPacket = new BadPacket( );
                            using ( MemoryStream data = new MemoryStream( psuedo.DataValues ) )
                            {
                                badPacket.ReadFrom( data );
                            }
                            PacketStream packetStream = new PacketStream( );
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            packetStream.packetSequence = System.Threading.Interlocked.Increment( ref _processedPacketIndex );
#pragma warning restore 420
                            packetStream.readerID = envelope.ReaderIndex;
                            packetStream.reader = envelope.ReaderName;
                            packetStream.packetTime = envelope.Timestamp;
                            packetStream.packetType = "bad packet";
                            packetStream.elapsedTimeMs = envelope.ElapsedTimeMs;
                            packetStream.requestNumber = envelope.CommandNumber;
                            packetStream.readerIndex = envelope.ReaderIndex;
                            packetStream.rawPacketData = badPacket.RawPacketData;
                            packetStream.packetData = badPacket.RawPacketData == null ? null : BitConverter.ToString( badPacket.RawPacketData );
                            packetStream.isPseudoPacket = true;
                            PacketStreamData.Add( packetStream );

                            badPacket.readerID = envelope.ReaderIndex;
                            badPacket.packetData = packetStream.packetData;
                            badPacket.packetSequence = packetStream.packetSequence;
                            badPacket.requestSequence = envelope.CommandNumber;
                            BadPacketData.Add( badPacket );
                            break;

                        default:
                            Debug.Assert( false );
                            break;

                    }
                }
            }
            else
            {
                PacketStream packetStream = new PacketStream( );
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                packetStream.packetSequence = System.Threading.Interlocked.Increment( ref _processedPacketIndex );
#pragma warning restore 420
                packetStream.readerID = envelope.ReaderIndex;
                packetStream.reader = envelope.ReaderName;
                packetStream.packetTime = envelope.Timestamp;
                packetStream.packetType = envelope.PacketTypeName;
                packetStream.elapsedTimeMs = envelope.ElapsedTimeMs;
                packetStream.requestNumber = envelope.CommandNumber;
                packetStream.readerIndex = envelope.ReaderIndex;
                packetStream.rawPacketData = envelope.RawPacket;
                packetStream.packetData = BitConverter.ToString( envelope.RawPacket );
                packetStream.isPseudoPacket = false;
                PacketStreamData.Add( packetStream );

                switch ( type )
                {
                    case PacketData.PacketType.CMD_BEGIN:
                        {
                            _commandTagList.Clear( );
                            _antennaCycleTagList.Clear( );
                            _antennaTagList.Clear( );
                            _inventoryCycleTagList.Clear( );
                            _inventoryRoundTagList.Clear( );

                            LastUsedAntenna = null;
                            PacketData.cmd_beg cmd_beg = packet as PacketData.cmd_beg;
                            Debug.Assert( cmd_beg != null );
                            BitVector32 flags = new BitVector32( cmd_beg.flags );

                            ReaderCommand readerCommand = new ReaderCommand( );
                            readerCommand.packetSequence = envelope.PacketNumber;
                            readerCommand.readerID = envelope.ReaderIndex;
                            readerCommand.packetTime = envelope.Timestamp;
                            readerCommand.commandStartTime = envelope.ElapsedTimeMs;
                            readerCommand.startingTagCount = ProcessedInventoryCount;
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            readerCommand.commandSequence = System.Threading.Interlocked.Increment( ref _processedCommandIndex );
#pragma warning restore 420
                            readerCommand.continuousModeFlag = flags[ PacketData.PacketBase.continuousMode ] == ( int ) PacketData.PacketBase.ContinuousModeFlag.InContinuousMode ? "Yes" : "No";
                            readerCommand.commandType = PacketData.PacketBase.GetCommandName( cmd_beg.command );
                            readerCommand.cmd_begTime = cmd_beg.ms_ctr;
                            ReaderCommandData.Add( readerCommand );
                        }
                        break;

                    case PacketData.PacketType.CMD_END:
                        {
                            PacketData.cmd_end cmd_end = packet as PacketData.cmd_end;
                            Debug.Assert( cmd_end != null );
                            // TODO: Remove Debug Code
                            // cmd_end.ms_ctr = FakeTime;
                            if ( ReaderCommandData.Contains( _processedCommandIndex ) )
                            {
                                ReaderCommand readerCommand = ( ReaderCommand ) ReaderCommandData[ _processedCommandIndex ];
                                readerCommand.commandEndTime = envelope.ElapsedTimeMs;
                                readerCommand.tagCount = ProcessedInventoryCount - readerCommand.startingTagCount;
                                readerCommand.elapsedTime = readerCommand.CommandEndTime - readerCommand.CommandStartTime;
                                readerCommand.cmd_endTime = cmd_end.ms_ctr;
                                readerCommand.cmd_delta = readerCommand.cmd_endTime - readerCommand.cmd_begTime;
                                readerCommand.commandResult = PacketData.PacketBase.GetResultName( cmd_end.Result );

                                if ( readerCommand.TagCount > 0 && readerCommand.elapsedTime > 0 )
                                    readerCommand.singulationRate = readerCommand.TagCount / ( readerCommand.elapsedTime / 1000f );

                                readerCommand.uniqueTagCount = CommandUniqueTags;
                                ReaderCommandData[ _processedCommandIndex ] = readerCommand;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find ReaderCommandData for " + _processedCommandIndex.ToString( ) );
                            }

                            if ( ReaderRequestData.Contains( envelope.CommandNumber ) )
                            {
                                ReaderRequest readerRequest = ( ReaderRequest ) ReaderRequestData[ envelope.CommandNumber ];
                                readerRequest.endTime = envelope.Timestamp;
                                readerRequest.requestEndTime = envelope.ElapsedTimeMs;
                                readerRequest.elapsedTime = readerRequest.RequestEndTime - readerRequest.RequestStartTime;
                                readerRequest.packetCount = ProcessedPacketCount - readerRequest.startingPacketCount;
                                readerRequest.tagCount = ProcessedInventoryCount - readerRequest.startingTagCount;

                                if ( readerRequest.TagCount > 0 && readerRequest.elapsedTime > 0 )
                                    readerRequest.singulationRate = readerRequest.TagCount / ( readerRequest.elapsedTime / 1000f );

                                ReaderRequestData[ envelope.CommandNumber ] = readerRequest;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find ReaderRequestData for " + envelope.CommandNumber.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ANTENNA_CYCLE_BEGIN:
                        {
                            _antennaCycleTagList.Clear( );
                            _antennaTagList.Clear( );
                            _inventoryCycleTagList.Clear( );
                            _inventoryRoundTagList.Clear( );

                            PacketData.ant_cyc_beg cyc_beg = packet as PacketData.ant_cyc_beg;
                            Debug.Assert( cyc_beg != null );
                            ReaderAntennaCycle readerCycle = new ReaderAntennaCycle( );
                            readerCycle.packetSequence = envelope.PacketNumber;
                            readerCycle.readerID = envelope.ReaderIndex;
                            readerCycle.packetTime = envelope.Timestamp;
                            readerCycle.startingAntennaCount = ProcessedAntennaCount;
                            readerCycle.startingTagCount = ProcessedInventoryCount;
                            readerCycle.cycleStartTime = envelope.ElapsedTimeMs;
                            readerCycle.commandSequence = _processedCommandIndex;
                            readerCycle.startingInventoryCycleCount = ProcessedInventoryCycleCount;
                            readerCycle.startingRoundCount = ProcessedRoundCount;
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            readerCycle.cycleSequence = System.Threading.Interlocked.Increment( ref _processedAntennaCycleIndex );
#pragma warning restore 420
                            ReaderAntennaCycleData.Add( readerCycle );
                        }
                        break;

                    case PacketData.PacketType.ANTENNA_CYCLE_BEGIN_DIAG:
                        {
                            PacketData.ant_cyc_beg_diag cyc_beg_diag = packet as PacketData.ant_cyc_beg_diag;
                            Debug.Assert( cyc_beg_diag != null );

                            if ( ReaderAntennaCycleData.Contains( _processedAntennaCycleIndex ) )
                            {
                                ReaderAntennaCycle readerCycle = ( ReaderAntennaCycle ) ReaderAntennaCycleData[ _processedAntennaCycleIndex ];
                                readerCycle.cyc_begTime = cyc_beg_diag.ms_ctr;
                                ReaderAntennaCycleData[ _processedAntennaCycleIndex ] = readerCycle;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find ReaderCycleData for " + _processedAntennaCycleIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ANTENNA_CYCLE_END:
                        {
                            PacketData.ant_cyc_end cyc_end = packet as PacketData.ant_cyc_end;
                            Debug.Assert( cyc_end != null );
                            if ( ReaderAntennaCycleData.Contains( _processedAntennaCycleIndex ) )
                            {
                                ReaderAntennaCycle readerCycle = ( ReaderAntennaCycle ) ReaderAntennaCycleData[ _processedAntennaCycleIndex ];
                                readerCycle.cycleEndTime = envelope.ElapsedTimeMs;
                                readerCycle.endingAntennaCount = ProcessedAntennaCount;
                                readerCycle.endingTagCount = ProcessedInventoryCount;
                                readerCycle.uniqueTagCount = AntennaCycleUniqueTags;
                                readerCycle.endingInventoryCycleCount = ProcessedInventoryCycleCount;
                                readerCycle.endingRoundCount = ProcessedRoundCount;
                                ReaderAntennaCycleData[ _processedAntennaCycleIndex ] = readerCycle;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find ReaderCycleData for " + _processedAntennaCycleIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ANTENNA_CYCLE_END_DIAG:
                        {
                            PacketData.ant_cyc_end_diag cyc_end_diag = packet as PacketData.ant_cyc_end_diag;
                            Debug.Assert( cyc_end_diag != null );

                            if ( ReaderAntennaCycleData.Contains( _processedAntennaCycleIndex ) )
                            {
                                ReaderAntennaCycle readerCycle = ( ReaderAntennaCycle ) ReaderAntennaCycleData[ _processedAntennaCycleIndex ];
                                readerCycle.cyc_endTime = cyc_end_diag.ms_ctr;
                                ReaderAntennaCycleData[ _processedAntennaCycleIndex ] = readerCycle;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find ReaderCycleData for " + _processedAntennaCycleIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ANTENNA_BEGIN:
                        {
                            _antennaTagList.Clear( );
                            _inventoryCycleTagList.Clear( );
                            _inventoryRoundTagList.Clear( );

                            PacketData.ant_beg ant_beg = packet as PacketData.ant_beg;
                            Debug.Assert( ant_beg != null );
                            AntennaPacket antennaCycle = new AntennaPacket( );
                            antennaCycle.readerID = envelope.ReaderIndex;
                            antennaCycle.packetTime = envelope.Timestamp;
                            antennaCycle.antennaStartTime = envelope.ElapsedTimeMs;
                            antennaCycle.startingTagCount = ProcessedInventoryCount;
                            antennaCycle.commandSequence = _processedCommandIndex;
                            antennaCycle.cycleSequence = _processedAntennaCycleIndex;
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            antennaCycle.antennaSequence = System.Threading.Interlocked.Increment( ref _processedAntennaIndex );
#pragma warning restore 420
                            antennaCycle.antennaNumber = ant_beg.antenna;
                            AntennaCycleData.Add( antennaCycle );

                            LastUsedAntenna = ant_beg.antenna;
                        }
                        break;

                    case PacketData.PacketType.ANTENNA_END:
                        {
                            PacketData.ant_end ant_end = packet as PacketData.ant_end;
                            Debug.Assert( ant_end != null );
                            if ( AntennaCycleData.Contains( _processedAntennaIndex ) )
                            {
                                AntennaPacket antennaCycle = ( AntennaPacket ) AntennaCycleData[ _processedAntennaIndex ];
                                antennaCycle.antennaEndTime = envelope.ElapsedTimeMs;
                                if ( antennaCycle.antennaEndTime != null && antennaCycle.antennaStartTime != null )
                                {
                                    antennaCycle.elapsedTime = antennaCycle.antennaEndTime - antennaCycle.antennaStartTime;
                                }
                                antennaCycle.tagCount = ProcessedInventoryCount - antennaCycle.startingTagCount;

                                if ( antennaCycle.TagCount > 0 && antennaCycle.elapsedTime > 0 )
                                    antennaCycle.singulationRate = antennaCycle.TagCount / ( antennaCycle.elapsedTime / 1000f );

                                antennaCycle.uniqueTagCount = AntennaUniqueTags;

                                AntennaCycleData[ _processedAntennaIndex ] = antennaCycle;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find AntennaCycleData for " + _processedAntennaIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ANTENNA_BEGIN_DIAG:
                        {
                            PacketData.ant_beg_diag ant_beg_diag = packet as PacketData.ant_beg_diag;
                            Debug.Assert( ant_beg_diag != null );
                            if ( AntennaCycleData.Contains( _processedAntennaIndex ) )
                            {
                                AntennaPacket antennaCycle = ( AntennaPacket ) AntennaCycleData[ _processedAntennaIndex ];
                                antennaCycle.ant_begTime = ant_beg_diag.ms_ctr;
                                antennaCycle.senseResistorValue = ant_beg_diag.sense_res;
                                AntennaCycleData[ _processedAntennaIndex ] = antennaCycle;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find AntennaCycleData for " + _processedAntennaIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ANTENNA_END_DIAG:
                        {
                            PacketData.ant_end_diag ant_end_diag = packet as PacketData.ant_end_diag;
                            Debug.Assert( ant_end_diag != null );

                            //TODO: Remove Debug Code
                            //ant_end_diag.ms_ctr = FakeTime;

                            if ( AntennaCycleData.Contains( _processedAntennaIndex ) )
                            {
                                AntennaPacket antennaCycle = ( AntennaPacket ) AntennaCycleData[ _processedAntennaIndex ];
                                antennaCycle.ant_endTime = ant_end_diag.ms_ctr;
                                if ( antennaCycle.ant_endTime != null && antennaCycle.ant_begTime != null )
                                {
                                    antennaCycle.ant_delta = antennaCycle.ant_endTime - antennaCycle.ant_begTime;
                                }

                                AntennaCycleData[ _processedAntennaIndex ] = antennaCycle;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find AntennaCycleData for " + _processedAntennaIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.INVENTORY_CYCLE_BEGIN:
                        {
                            _inventoryCycleTagList.Clear( );
                            _inventoryRoundTagList.Clear( );

                            PacketData.inv_cyc_beg inv_cyc_beg = packet as PacketData.inv_cyc_beg;
                            Debug.Assert( inv_cyc_beg != null );

                            InventoryCycle inventoryCycle = new InventoryCycle( );
                            inventoryCycle.packetTime = envelope.Timestamp;
                            inventoryCycle.readerID = envelope.ReaderIndex;
                            inventoryCycle.packetSequence = envelope.PacketNumber;
                            inventoryCycle.commandSequence = _processedCommandIndex;
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            inventoryCycle.cycleSequence = System.Threading.Interlocked.Increment( ref _processedInventoryCycleIndex );
#pragma warning restore 420
                            inventoryCycle.cycleStartTime = envelope.ElapsedTimeMs;
                            inventoryCycle.startingTagCount = ProcessedInventoryCount;
                            inventoryCycle.startingRoundCount = ProcessedInventoryCount;
                            inventoryCycle.inv_cyc_begTime = inv_cyc_beg.ms_ctr;
                            inventoryCycle.antennaNumber = LastUsedAntenna;
                            int index = InventoryCycleData.Add( inventoryCycle );
                            Debug.Assert( index == inventoryCycle.cycleSequence );
                        }
                        break;

                    case PacketData.PacketType.INVENTORY_CYCLE_END:
                        {
                            PacketData.inv_cyc_end inv_cyc_end = packet as PacketData.inv_cyc_end;
                            Debug.Assert( inv_cyc_end != null );

                            if ( InventoryCycleData.Contains( _processedInventoryCycleIndex ) )
                            {
                                InventoryCycle inventoryCycle = ( InventoryCycle ) InventoryCycleData[ _processedInventoryCycleIndex ];
                                inventoryCycle.cycleEndTime = envelope.ElapsedTimeMs;
                                inventoryCycle.endingTagCount = ProcessedInventoryCount;
                                inventoryCycle.uniqueTagCount = InventoryCycleUniqueTags;
                                inventoryCycle.endingRoundCount = ProcessedInventoryCount;
                                inventoryCycle.endingRoundCount = ProcessedRoundCount;
                                inventoryCycle.inv_cyc_endTime = inv_cyc_end.ms_ctr;
                                InventoryCycleData[ _processedInventoryCycleIndex ] = inventoryCycle;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find InventoryCycleData for " + _processedInventoryCycleIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.CARRIER_INFO:
                        {
                            PacketData.carrier_info carrier_info = packet as PacketData.carrier_info;
                            Debug.Assert( carrier_info != null );
                        }
                        break;

                    case PacketData.PacketType.INVENTORY_CYCLE_END_DIAGS:
                        {
                            PacketData.inv_cyc_end_diag inv_cyc_end_diag = packet as PacketData.inv_cyc_end_diag;
                            Debug.Assert( inv_cyc_end_diag != null );
                            if ( InventoryCycleData.Contains( _processedInventoryCycleIndex ) )
                            {
                                InventoryCycle inventoryCycle = ( InventoryCycle ) InventoryCycleData[ _processedInventoryCycleIndex ];
                                inventoryCycle.querys = inv_cyc_end_diag.querys;
                                inventoryCycle.rn16rcv = inv_cyc_end_diag.rn16rcv;
                                inventoryCycle.rn16Timeouts = inv_cyc_end_diag.rn16to;
                                inventoryCycle.epcTimeouts = inv_cyc_end_diag.epcto;
                                inventoryCycle.goodReads = inv_cyc_end_diag.good_reads;
                                inventoryCycle.crcFailures = inv_cyc_end_diag.crc_failures;

                                InventoryCycleData[ _processedInventoryCycleIndex ] = inventoryCycle;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find InventoryCycleData for " + _processedInventoryCycleIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ISO18K6C_INVENTORY_ROUND_BEGIN:
                        {
                            _inventoryRoundTagList.Clear( );

                            PacketData.inv_rnd_beg inv_rnd_beg = packet as PacketData.inv_rnd_beg;
                            Debug.Assert( inv_rnd_beg != null );

                            InventoryRound inventoryRound   = new InventoryRound( );
                            inventoryRound.packetSequence   = envelope.PacketNumber;
                            inventoryRound.readerID         = envelope.ReaderIndex;
                            inventoryRound.packetTime       = envelope.Timestamp;
                            inventoryRound.commandSequence  = _processedCommandIndex;
                            inventoryRound.cycleSequence    = _processedAntennaCycleIndex;
                            inventoryRound.antennaSequence  = _processedAntennaIndex;
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            inventoryRound.roundSequence    = System.Threading.Interlocked.Increment( ref _processedRoundIndex );
#pragma warning restore 420
                            inventoryRound.roundStartTime   = envelope.ElapsedTimeMs;
                            inventoryRound.startingTagCount = ProcessedInventoryCount;

                            inventoryRound.antennaNumber    = LastUsedAntenna;

                            int index = InventoryRoundData.Add( inventoryRound );
                            Debug.Assert( index == inventoryRound.roundSequence );
                        }
                        break;

                    case PacketData.PacketType.ISO18K6C_INVENTORY_ROUND_BEGIN_DIAG:
                        {
                            PacketData.inv_rnd_beg_diag inv_rnd_beg_diag = packet as PacketData.inv_rnd_beg_diag;
                            Debug.Assert( inv_rnd_beg_diag != null );

                            if ( InventoryRoundData.Contains( _processedRoundIndex ) )
                            {
                                InventoryRound inventoryRound  = ( InventoryRound ) InventoryRoundData[ _processedRoundIndex ];
                                inventoryRound.inv_rnd_begTime = inv_rnd_beg_diag.ms_ctr;
                                inventoryRound.singulationParameters = inv_rnd_beg_diag.sing_params;

                                BitVector32 parameters = new BitVector32( ( int ) inv_rnd_beg_diag.sing_params );

                                InventoryRoundData[ _processedRoundIndex ] = inventoryRound;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find InventoryRoundData for " + _processedRoundIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ISO18K6C_INVENTORY_ROUND_END:
                        {
                            PacketData.inv_rnd_end inv_rnd_end = packet as PacketData.inv_rnd_end;
                            Debug.Assert( inv_rnd_end != null );
                            if ( InventoryRoundData.Contains( _processedRoundIndex ) )
                            {
                                InventoryRound inventoryRound = ( InventoryRound ) InventoryRoundData[ _processedRoundIndex ];
                                inventoryRound.roundEndTime   = envelope.ElapsedTimeMs;
                                inventoryRound.endingTagCount = ProcessedInventoryCount;
                                inventoryRound.uniqueTagCount = InventoryRoundUniqueTags;

                                InventoryRoundData[ _processedRoundIndex ] = inventoryRound;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find InventoryRoundData for " + _processedRoundIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ISO18K6C_INVENTORY_ROUND_END_DIAG:
                        {
                            PacketData.inv_rnd_end_diag inv_rnd_end_diag = packet as PacketData.inv_rnd_end_diag;
                            Debug.Assert( inv_rnd_end_diag != null );
                            if ( InventoryRoundData.Contains( _processedRoundIndex ) )
                            {
                                InventoryRound inventoryRound  = ( InventoryRound ) InventoryRoundData[ _processedRoundIndex ];
                                inventoryRound.inv_rnd_endTime = inv_rnd_end_diag.ms_ctr;
                                inventoryRound.querys          = inv_rnd_end_diag.querys;
                                inventoryRound.rn16rcv         = inv_rnd_end_diag.rn16rcv;
                                inventoryRound.rn16Timeouts    = inv_rnd_end_diag.rn16to;
                                inventoryRound.epcTimeouts     = inv_rnd_end_diag.epcto;
                                inventoryRound.goodReads       = inv_rnd_end_diag.good_reads;
                                inventoryRound.crcFailures     = inv_rnd_end_diag.crc_failures;

                                //if (inventoryRound.inv_rnd_begTime != null && inventoryRound.inv_rnd_endTime != null)
                                //{
                                //    inventoryRound.inv_rnd_delta = inventoryRound.inv_rnd_endTime - inventoryRound.inv_rnd_begTime;
                                //}
                                InventoryRoundData[ _processedRoundIndex ] = inventoryRound;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find InventoryRoundData for " + _processedRoundIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ISO18K6C_INVENTORY:
                        {
                            PacketData.inventory inventory = packet as PacketData.inventory;
                            Debug.Assert( inventory != null );
                            BitVector32 flags = new BitVector32( inventory.flags );
                            bool badCrc = flags[ PacketData.PacketBase.crcResult ] == ( int ) PacketData.PacketBase.CrcResultValues.Bad;
                            if ( badCrc )
                            {
                            }
                            else
                            {
                                TagRead tagRead = new TagRead( );
                                tagRead.packetSequence = envelope.PacketNumber;
                                //tagRead.reader			= envelope.ReaderName;
                                tagRead.readerID        = envelope.ReaderIndex;
                                tagRead.packetTime      = envelope.Timestamp;
                                tagRead.readTime        = envelope.ElapsedTimeMs;
                                tagRead.commandSequence = _processedCommandIndex;
                                tagRead.cycleSequence   = _processedAntennaCycleIndex;
                                tagRead.antennaSequence = _processedAntennaIndex;
                                tagRead.antennaNumber   = LastUsedAntenna;
                                tagRead.roundSequence   = _processedRoundIndex;
                                tagRead.crcResult       = "valid";
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                                tagRead.readSequence = System.Threading.Interlocked.Increment( ref _processedInventoryIndex );
#pragma warning restore 420
                                tagRead.nb_rssi   = inventory.nb_rssi;
                                tagRead.wb_rssi   = inventory.wb_rssi;
                                tagRead.ana_ctrl1 = inventory.ana_ctrl1;
                                tagRead.rssi = inventory.rssi;
                                //							tagRead.tagType			= flags[PacketData.PacketBase.tagType] == 0xC ? "ISO 18000-6C" : "unknown";
                                string tagData = BitConverter.ToString( inventory.inventory_data, 0, inventory.inventory_data.Length - flags[ PacketData.PacketBase.paddingBytes ] );
                                tagRead.accessType = "inventory";
                                tagRead.tagId = tagData;
                                tagRead.inventoryTime = inventory.ms_ctr;
                                TagReadData.Add( tagRead );

                                ReadRate readRate = new ReadRate( );

                                if ( 0 == ( readRate.readSequence = _processedInventoryIndex - _processedCmdReadCount ) ) // note _processedInventoryIndex is incremented above
                                {
                                    _lastCmdClientTime = envelope.ElapsedTimeMs;
                                    _lastCmdDeviceTime = inventory.ms_ctr;
                                }
                                readRate.readerID = envelope.ReaderIndex;
                                readRate.clientReadTime = envelope.ElapsedTimeMs - _lastCmdClientTime;
                                readRate.deviceReadTime = inventory.ms_ctr - _lastCmdDeviceTime;
                                ReadRateData.Add( readRate );

                                rfidTag tag = new rfidTag( inventory.inventory_data );
                                _commandTagList.AddOrIncrementTagCount( tag );
                                _antennaCycleTagList.AddOrIncrementTagCount( tag );
                                _antennaTagList.AddOrIncrementTagCount( tag );
                                _inventoryCycleTagList.AddOrIncrementTagCount( tag );
                                _inventoryRoundTagList.AddOrIncrementTagCount( tag );
                            }
                        }
                        break;

                    case PacketData.PacketType.ISO18K6C_INVENTORY_DIAG:
                        {
                            PacketData.inventory_diag epc_diag = packet as PacketData.inventory_diag;
                            Debug.Assert( epc_diag != null );
                            if ( TagReadData.Contains( _processedInventoryIndex ) )
                            {
                                TagRead tagRead = ( TagRead ) TagReadData[ _processedInventoryIndex ];
                                tagRead.protocolParameters = epc_diag.prot_parms;
                                TagReadData[ _processedInventoryIndex ] = tagRead;
                            }
                            else
                            {
                                Debug.Assert( false, "Unable to find TagReadData for " + _processedInventoryIndex.ToString( ) );
                            }
                        }
                        break;

                    case PacketData.PacketType.ISO18K6C_TAG_ACCESS:
                        {
                            PacketData.Iso18k6c_access access = packet as PacketData.Iso18k6c_access;
                            Debug.Assert( access != null );
                            BitVector32 flags = new BitVector32( access.flags );
                            bool badCrc = flags[ PacketData.PacketBase.accessCRCFlag ] == ( int ) PacketData.PacketBase.CrcResultValues.Bad;
                            if ( badCrc )
                            {
                            }
                            else
                            {
                                string tagData = BitConverter.ToString( access.data, 0, access.data.Length - flags[ PacketData.PacketBase.accessPadding ] );
                                if ( TagReadData.Contains( _processedInventoryIndex ) )
                                {
                                    TagRead tagRead = ( TagRead ) TagReadData[ _processedInventoryIndex ];
                                    tagRead.resultType = flags[ PacketData.PacketBase.accessErrorFlag ] == ( int ) PacketData.PacketBase.ISO_18000_6C_ErrorFlag.AccessError ? "Error" : "";
                                    tagRead.accessType = PacketData.PacketBase.GetTagAccessTypeName( access.command );
                                    tagRead.parameter = envelope.ReadRequest;
                                    tagRead.tagData = tagData;
                                    TagReadData[ _processedInventoryIndex ] = tagRead;
                                }
                                else
                                {
                                    // Check for Read Data - todo
                                    // Debug.Assert( false, "Unable to find TagReadData for " + _processedInventoryIndex.ToString( ) );
                                }
                            }
                        }
                        break;

                    case PacketData.PacketType.FREQUENCY_HOP_DIAG:
                        Debug.Assert( false, "New Packet" );
                        break;

                    case PacketData.PacketType.NONCRITICAL_FAULT:
                        Debug.Assert( false, "New Packet" );
                        break;

                    case PacketData.PacketType.COMMAND_ACTIVE:
                        break;

                    case PacketData.PacketType.DEBUG:
                        break;

                    case PacketData.PacketType.U_N_D_F_I_N_E_D:
                    default:
                        Debug.Assert( false, "Unexpected Packet" );
                        break;
                }
            }
        }
Example #2
0
        /// <summary>
        /// Caculate basic stats and save the packet to a stream
        /// </summary>
        /// <param name="envelope"></param>
        private void SavePacket( PacketData.PacketWrapper envelope )
        {
            // Debug.WriteLineIf((int)envelope.RadioID != (int)_theReaderID.Handle, String.Format("Expected: {0}, Actual: {1}", (int)_theReaderID.Handle, (int)envelope.RadioID), "ERROR");
            Debug.Assert( envelope.ReaderName == Name );

            PacketData.PacketBase packet = envelope.Packet; 
            PacketData.PacketType type = envelope.PacketType;

            switch ( type )
            {
                case PacketData.PacketType.CMD_BEGIN:
                    {
                        LastUsedAntenna = null;
                        LastCommandResult = null;
                        PacketData.cmd_beg cmd_beg = packet as PacketData.cmd_beg;
                        Debug.Assert( cmd_beg != null );
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                        System.Threading.Interlocked.Increment( ref _rawCommandCount );
#pragma warning restore 420
                    }
                    break;

                case PacketData.PacketType.CMD_END:
                    {
                        PacketData.cmd_end cmd_end = packet as PacketData.cmd_end;
                        Debug.Assert( cmd_end != null );
                        LastCommandResult = cmd_end.Result;
                        if ( cmd_end.Result != 0 ) CommandErrors++;
                    }
                    break;

                case PacketData.PacketType.ANTENNA_CYCLE_BEGIN:
                    {
                        PacketData.ant_cyc_beg cyc_beg = packet as PacketData.ant_cyc_beg;
                        Debug.Assert( cyc_beg != null );

#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                        System.Threading.Interlocked.Increment( ref _rawAntennaCycleCount );
#pragma warning restore 420

                        // PacketLogger.Comment(String.Format("Start of Cycle {0} Command={1}", RawCycleCount - 1, RawCommandCount - 1));

                        lock ( _tagInventoryData )
                        {
                            foreach ( TagInventory ti in TagInventoryData )
                            {
                                ti.cycleReadCount = 0;
                                ti.totalCycleCount = RawAntennaCycleCount;
                            }
                        }
                    }
                    break;

                case PacketData.PacketType.ANTENNA_CYCLE_BEGIN_DIAG:
                    {
                        PacketData.ant_cyc_beg_diag cyc_beg_diag = packet as PacketData.ant_cyc_beg_diag;
                        Debug.Assert( cyc_beg_diag != null );
                    }
                    break;

                case PacketData.PacketType.ANTENNA_CYCLE_END:
                    {
                        PacketData.ant_cyc_end cyc_end = packet as PacketData.ant_cyc_end;
                        Debug.Assert( cyc_end != null );

                        // PacketLogger.Comment(String.Format("End of Cycle {0}", RawCycleCount - 1)); 
                    }
                    break;

                case PacketData.PacketType.ANTENNA_CYCLE_END_DIAG:
                    {
                        PacketData.ant_cyc_end_diag cyc_end_diag = packet as PacketData.ant_cyc_end_diag;
                        Debug.Assert( cyc_end_diag != null );
                    }
                    break;

                case PacketData.PacketType.ANTENNA_BEGIN:
                    {
                        PacketData.ant_beg ant_beg = packet as PacketData.ant_beg;
                        Debug.Assert( ant_beg != null );

#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                        System.Threading.Interlocked.Increment( ref _rawAntennaCount );
#pragma warning restore 420

                        LastUsedAntenna = ant_beg.antenna;
                    }
                    break;

                case PacketData.PacketType.ANTENNA_END:
                    {
                        PacketData.ant_end ant_end = packet as PacketData.ant_end;
                        Debug.Assert( ant_end != null );
                        LastUsedAntenna = null;
                    }
                    break;

                case PacketData.PacketType.ANTENNA_BEGIN_DIAG:
                    {
                        PacketData.ant_beg_diag ant_beg_diag = packet as PacketData.ant_beg_diag;
                        Debug.Assert( ant_beg_diag != null );
                    }
                    break;

                case PacketData.PacketType.ANTENNA_END_DIAG:
                    {
                        PacketData.ant_end_diag ant_end_diag = packet as PacketData.ant_end_diag;
                        Debug.Assert( ant_end_diag != null );
                    }
                    break;

                case PacketData.PacketType.INVENTORY_CYCLE_BEGIN:
                    {
                        PacketData.inv_cyc_beg inv_cyc_beg = packet as PacketData.inv_cyc_beg;
                        Debug.Assert( inv_cyc_beg != null );

#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                        System.Threading.Interlocked.Increment( ref _rawInventoryCycleCount );
#pragma warning restore 420

                        // PacketLogger.Comment(String.Format("Start of Cycle {0} Command={1}", RawCycleCount - 1, RawCommandCount - 1));
                    }
                    break;

                case PacketData.PacketType.INVENTORY_CYCLE_END:
                    {
                        PacketData.inv_cyc_end inv_cyc_end = packet as PacketData.inv_cyc_end;
                        Debug.Assert( inv_cyc_end != null );
                    }
                    break;

                case PacketData.PacketType.CARRIER_INFO:
                    {
                        PacketData.carrier_info carrier_info = packet as PacketData.carrier_info;
                        Debug.Assert( carrier_info != null );
                    }
                    break;

                case PacketData.PacketType.INVENTORY_CYCLE_END_DIAGS:
                    {
                        PacketData.inv_cyc_end_diag inv_cyc_end_diag = packet as PacketData.inv_cyc_end_diag;
                        Debug.Assert( inv_cyc_end_diag != null );
                    }
                    break;

                case PacketData.PacketType.ISO18K6C_INVENTORY_ROUND_BEGIN:
                    {
                        PacketData.inv_rnd_beg inv_rnd_beg = packet as PacketData.inv_rnd_beg;
                        Debug.Assert( inv_rnd_beg != null );

#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                        System.Threading.Interlocked.Increment( ref _rawRoundCount );
#pragma warning restore 420 // reference to a volatile field is valid for Interlocked call
                    }
                    break;

                case PacketData.PacketType.ISO18K6C_INVENTORY_ROUND_BEGIN_DIAG:
                    {
                        PacketData.inv_rnd_beg_diag inv_rnd_beg_diag = packet as PacketData.inv_rnd_beg_diag;
                        Debug.Assert( inv_rnd_beg_diag != null );
                    }
                    break;

                case PacketData.PacketType.ISO18K6C_INVENTORY_ROUND_END_DIAG:
                    {
                        PacketData.inv_rnd_end_diag inv_rnd_end_diag = packet as PacketData.inv_rnd_end_diag;
                        Debug.Assert( inv_rnd_end_diag != null );
                    }
                    break;

                case PacketData.PacketType.ISO18K6C_INVENTORY:
                    {
                        PacketData.inventory epc = packet as PacketData.inventory;
                        Debug.Assert( epc != null );

                        BitVector32 flags = new BitVector32( epc.flags );
                        bool badCrc = flags[ PacketData.PacketBase.crcResult ] != 0;
                        if ( badCrc )
                        {
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            System.Threading.Interlocked.Increment( ref _cRCErrors );
#pragma warning restore 420
                        }
                        else
                        {
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            System.Threading.Interlocked.Increment( ref _rawInventoryCount );
#pragma warning restore 420

                            rfidTag key = new rfidTag( epc.inventory_data );
                            if ( _sessionTagList.AddOrIncrementTagCount( key ) == 1 )
                            {
                                _requestTagList.Add( key, 1 );
                                _periodTagList.Add( key, 1 );
                            }
                            else
                            {
                                if ( _requestTagList.AddOrIncrementTagCount( key ) == 1 )
                                {
                                    _periodTagList.Add( key, 1 );
                                }
                                else
                                {
                                    _periodTagList.AddOrIncrementTagCount( key );
                                }
                            }

                            string epcData = BitConverter.ToString( epc.inventory_data, 0, epc.inventory_data.Length - flags[ PacketData.PacketBase.paddingBytes ] );
                            int CycleSlotNumber = RawAntennaCycleCount == 0 ? 0 : RawAntennaCycleCount - 1;

                            KeyList<TagInventory> epcDataKey = new KeyList<TagInventory>( "tagIdData", epcData );
                            _inventoryMatrix.AddTagCycle( epcData, CycleSlotNumber );

                            TagInventory tagInventory = new TagInventory( );

                            lock ( _tagInventoryData )
                            {
                                LastUsedAntenna = epc.logic_ant;

                                if ( !TagInventoryData.Contains( epcDataKey ) ) // new tag ID
                                {
                                    // PacketLogger.Comment(String.Format("First Read of Tag {0} Command={1}, Cycle={2}", epcData, RawCommandCount - 1, RawCycleCount - 1));

                                    tagInventory.tagIdData         = epcData;
                                    tagInventory.readCount         = 1;
                                    tagInventory.cycleReadCount    = 1;
                                    tagInventory.firstReadTime     = epc.ms_ctr;
                                    tagInventory.lastReadTime      = epc.ms_ctr;
                                    tagInventory.firstCommand      = RawCommandCount - 1;
                                    tagInventory.lastCommand       = RawCommandCount - 1;
                                    tagInventory.actualCycleCount  = 1;
                                    tagInventory.totalCycleCount   = RawAntennaCycleCount;
                                    tagInventory.cycleReadCount    = 1;
                                    tagInventory.sumOfCommandReads = 0;
                                    //tagInventory.readRate = 0;
                                    //tagInventory.readerCycleCount;
                                    //tagInventory.firstReaderCycle;
                                    //tagInventory.lastReaderCycle;
                                    //tagInventory.antennaCycleCount;
                                    //tagInventory.firstAntennaCycle;
                                    //tagInventory.lastAntennaCycle;
                                    tagInventory.port0reads = 0;
                                    tagInventory.port1reads = 0;
                                    tagInventory.port2reads = 0;
                                    tagInventory.port3reads = 0;
                                    tagInventory.port4reads = 0;
                                    tagInventory.port5reads = 0;
                                    tagInventory.port6reads = 0;
                                    tagInventory.port7reads = 0;
                                    tagInventory.port8reads = 0;
                                    tagInventory.port9reads = 0;
                                    tagInventory.port10reads = 0;
                                    tagInventory.port11reads = 0;
                                    tagInventory.port12reads = 0;
                                    tagInventory.port13reads = 0;
                                    tagInventory.port14reads = 0;
                                    tagInventory.port15reads = 0;

                                    

                                    if ( LastUsedAntenna != null )
                                    {
                                        switch ( LastUsedAntenna )
                                        {
                                            case 0:
                                                tagInventory.port0reads = 1;
                                                break;

                                            case 1:
                                                tagInventory.port1reads = 1;
                                                break;

                                            case 2:
                                                tagInventory.port2reads = 1;
                                                break;

                                            case 3:
                                                tagInventory.port3reads = 1;
                                                break;

                                            case 4:
                                                tagInventory.port4reads = 1;
                                                break;

                                            case 5:
                                                tagInventory.port5reads = 1;
                                                break;

                                            case 6:
                                                tagInventory.port6reads = 1;
                                                break;

                                            case 7:
                                                tagInventory.port7reads = 1;
                                                break;

                                            case 8:
                                                tagInventory.port8reads = 1;

                                                break;
                                            case 9:
                                                tagInventory.port9reads = 1;
                                                break;

                                            case 10:
                                                tagInventory.port10reads = 1;
                                                break;

                                            case 11:
                                                tagInventory.port11reads = 1;
                                                break;

                                            case 12:
                                                tagInventory.port12reads = 1;
                                                break;

                                            case 13:
                                                tagInventory.port13reads = 1;
                                                break;

                                            case 14:
                                                tagInventory.port14reads = 1;
                                                break;

                                            case 15:
                                                tagInventory.port15reads = 1;
                                                break;

                                            default:
                                                break;
                                        }
                                    }
                                    // tagInventory.inventoryRoundCount;
                                    // tagInventory.firstinventoryRound;
                                    // tagInventory.lastinventoryRound;
                                    TagInventoryData.Add( tagInventory );
                                }
                                else
                                {
                                    tagInventory = ( TagInventory ) TagInventoryData[ epcDataKey ];

                                    tagInventory.readCount++;
                                    if ( tagInventory.lastCommand == CycleSlotNumber )
                                    {
                                        tagInventory.cycleReadCount += 1;
                                    }
                                    else
                                    {
                                        tagInventory.cycleReadCount = 1;
                                        tagInventory.actualCycleCount++;
                                        tagInventory.lastCommand = CycleSlotNumber;
                                    }

                                    tagInventory.totalCycleCount = RawAntennaCycleCount;

                                    tagInventory.lastReadTime = epc.ms_ctr;
                                    // if (tagInventory.lastReadTime > tagInventory.firstReadTime)
                                    //{
                                    //    tagInventory.readRate = (float)(tagInventory.ReadCount) / (float)((tagInventory.LastReadTime - tagInventory.FirstReadTime) / 100);
                                    //}

                                    //tagInventory.commandCount = 1;
                                    //tagInventory.firstCommand;
                                    //tagInventory.lastCommand;
                                    //tagInventory.readerCycleCount;
                                    //tagInventory.firstReaderCycle;
                                    //tagInventory.lastReaderCycle;
                                    //tagInventory.antennaCycleCount;
                                    //tagInventory.firstAntennaCycle;
                                    //tagInventory.lastAntennaCycle;
                                    if ( LastUsedAntenna != null )
                                    {
                                        switch ( LastUsedAntenna )
                                        {
                                            case 0:
                                                tagInventory.port0reads += 1;
                                                break;

                                            case 1:
                                                tagInventory.port1reads += 1;
                                                break;

                                            case 2:
                                                tagInventory.port2reads += 1;
                                                break;

                                            case 3:
                                                tagInventory.port3reads += 1;
                                                break;

                                            case 4:
                                                tagInventory.port4reads += 1;
                                                break;

                                            case 5:
                                                tagInventory.port5reads += 1;
                                                break;

                                            case 6:
                                                tagInventory.port6reads += 1;
                                                break;

                                            case 7:
                                                tagInventory.port7reads += 1;
                                                break;

                                            case 8:
                                                tagInventory.port8reads += 1;
                                                break;

                                            case 9:
                                                tagInventory.port9reads += 1;
                                                break;

                                            case 10:
                                                tagInventory.port10reads += 1;
                                                break;

                                            case 11:
                                                tagInventory.port11reads += 1;
                                                break;

                                            case 12:
                                                tagInventory.port12reads += 1;
                                                break;

                                            case 13:
                                                tagInventory.port13reads += 1;
                                                break;

                                            case 14:
                                                tagInventory.port14reads += 1;
                                                break;

                                            case 15:
                                                tagInventory.port15reads += 1;
                                                break;

                                            default:
                                                break;
                                        }
                                    }

                                    //tagInventory.inventoryRoundCount	;
                                    //tagInventory.firstinventoryRound	;
                                    //tagInventory.lastinventoryRound	;
                                    tagInventory.dataRead = "";    //clark 2011.4. copied from R1000 Tracer
                                    TagInventoryData[epcDataKey] = tagInventory;

                                }
                            }
                        }
                    }
                    break;

                case PacketData.PacketType.ISO18K6C_INVENTORY_DIAG:
                    break;

                case PacketData.PacketType.ISO18K6C_TAG_ACCESS:
                    {
                        PacketData.Iso18k6c_access access = packet as PacketData.Iso18k6c_access;
                        Debug.Assert( access != null );

                        BitVector32 flags = new BitVector32( access.flags );
                        bool badCrc = flags[ PacketData.PacketBase.accessCRCFlag ] == ( int ) PacketData.PacketBase.CrcResultValues.Bad;
                        if ( badCrc )
                        {
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                            System.Threading.Interlocked.Increment( ref _cRCErrors );
#pragma warning restore 420
                        }
                        else
                        {
                            if ( flags[ PacketData.PacketBase.accessErrorFlag ] == ( int ) PacketData.PacketBase.ISO_18000_6C_ErrorFlag.AccessSucceeded )
                            {
#pragma warning disable 420 // reference to a volatile field is valid for Interlocked call
                                System.Threading.Interlocked.Increment( ref _commonAccessCount );
#pragma warning restore 420
                            }
                           // Update Requests Here - todo
                           // envelope.RecordReadRequest( ( int ) TagBank, TagMemoryLocation, TagMemoryLength, TagPassword );

                            
                            //Clark 2011.2.18 Copied from R1000 Tracer
                            PacketData.PacketWrapper[] RecentPacketArray = new PacketData.PacketWrapper[RecentPacketList.Count];
                            RecentPacketList.CopyTo(RecentPacketArray);

                            for (int i = (RecentPacketArray.Length) - 1; i >= 0; i--)
                            {
                                if (RecentPacketArray[i].PacketType == PacketData.PacketType.ISO18K6C_INVENTORY)
                                {
                                    PacketData.PacketBase pa = RecentPacketArray[i].Packet;
                                    PacketData.inventory epc = (PacketData.inventory)pa;

                                    string epcData = BitConverter.ToString(epc.inventory_data, 0, epc.inventory_data.Length);// - flags[PacketData.PacketBase.paddingBytes]);                                    

                                    KeyList<TagInventory> epcDataKey = new KeyList<TagInventory>("tagIdData", epcData);

                                    //Console.WriteLine(epcData);
                                    TagInventory tagInventory = new TagInventory();
                                    lock (_tagInventoryData)
                                    {
                                        if (TagInventoryData.Contains(epcDataKey))
                                        {
                                            tagInventory = (TagInventory)TagInventoryData[epcDataKey];
                                            BitVector32 accessflags = new BitVector32(access.flags);
                                            if (access.data.Length >= 2)
                                            {
                                                if (accessflags[PacketData.PacketBase.accessErrorFlag] == (int)PacketData.PacketBase.ISO_18000_6C_ErrorFlag.AccessSucceeded)
                                                {
                                                    //int Count = TagAccessReqCount * 2;
                                                    //if (TagAccessReqCount > 8)
                                                    //{
                                                    //    Count = 16;
                                                    //    TagAccessReqCount -= 8;
                                                    //}

                                                    //tagInventory.dataRead += BitConverter.ToString(access.data, 0, Count);// TagAccessReqCount * 2);//access.data.GetLength(0));  
                                                    tagInventory.dataRead += BitConverter.ToString(access.data, 0, TagAccessReqCount * 2);//access.data.GetLength(0));                                                
                                                }
                                                else
                                                    tagInventory.dataRead = "";
                                                TagInventoryData[epcDataKey] = tagInventory;
                                            }
                                            //Console.WriteLine(BitConverter.ToString(access.data, 0, access.data.Length));
                                        }
                                    }

                                    break;
                                }
                            }                        
                        }
                    }
                    break;

                case PacketData.PacketType.FREQUENCY_HOP_DIAG:
                    break;

                case PacketData.PacketType.DEBUG:
                    {
                        PacketData.debug debugPacket = packet as PacketData.debug;
                        Debug.Assert(debugPacket != null);
                    }
                    break;

                case PacketData.PacketType.COMMAND_ACTIVE:
                    {
                        PacketData.command_active commandActive = packet as PacketData.command_active;
                        Debug.Assert(commandActive != null);
                    }
                    break;


                case PacketData.PacketType.NONCRITICAL_FAULT:
                    break;

                case PacketData.PacketType.U_N_D_F_I_N_E_D:
                default:
                    break;
            }

            // Save the packet
            FileHandler.WritePacket( envelope );

            RecentPacketList.Add( new PacketData.PacketWrapper( envelope ) );

            if ( EnableLogging )
            {
                //Write Log
                PacketLogger.Log( envelope );
            }
        } //private void SavePacket(PacketData.PacketWrapper envelope)