private static bool asduHandler(object parameter, IMasterConnection connection, ASDU asdu) { if (asdu.TypeId == TypeID.C_SC_NA_1) { Console.WriteLine("Single command"); SingleCommand sc = (SingleCommand)asdu.GetElement(0); if (sc.Select) { Console.WriteLine(" received select"); } else { Console.WriteLine(" received execute"); } Console.WriteLine(sc.ToString()); connection.SendACT_CON(asdu, false); } else if (asdu.TypeId == TypeID.C_CS_NA_1) { ClockSynchronizationCommand qsc = (ClockSynchronizationCommand)asdu.GetElement(0); Console.WriteLine("Received clock sync command with time " + qsc.NewTime.ToString()); connection.SendACT_CON(asdu, false); } return(true); }
private static bool asduHandler(object parameter, IMasterConnection connection, ASDU asdu) { if (asdu.TypeId == TypeID.C_SC_NA_1) { Console.WriteLine("Single command"); SingleCommand sc = (SingleCommand)asdu.GetElement(0); Console.WriteLine(sc.ToString()); } else if (asdu.TypeId == TypeID.M_EI_NA_1) { Console.WriteLine("End of initialization received"); } else if (asdu.TypeId == TypeID.F_DR_TA_1) { Console.WriteLine("Received file directory"); } else if (asdu.TypeId == TypeID.C_CS_NA_1) { ClockSynchronizationCommand qsc = (ClockSynchronizationCommand)asdu.GetElement(0); Console.WriteLine("Received clock sync command with time " + qsc.NewTime.ToString()); } return(true); }
private static bool asduHandler(object parameter, IMasterConnection connection, ASDU asdu) { if (asdu.TypeId == TypeID.C_SC_NA_1) { Console.WriteLine("Single command"); SingleCommand sc = (SingleCommand)asdu.GetElement(0); Console.WriteLine(sc.ToString()); } else if (asdu.TypeId == TypeID.C_CS_NA_1) { ClockSynchronizationCommand qsc = (ClockSynchronizationCommand)asdu.GetElement(0); Console.WriteLine("Received clock sync command with time " + qsc.NewTime.ToString()); } if (asdu.TypeId == TypeID.M_ME_TF_1) { MeasuredValueShortWithCP56Time2a sc = (MeasuredValueShortWithCP56Time2a)asdu.GetElement(0); Console.WriteLine(sc.ToString()); } if (asdu.TypeId == TypeID.M_ME_NC_1) { MeasuredValueShort sc = (MeasuredValueShort)asdu.GetElement(0); Console.WriteLine(sc.ToString()); } return(true); }
private static bool asduHandler(object parameter, IMasterConnection connection, ASDU asdu) { if (asdu.TypeId == TypeID.C_SC_NA_1) { SingleCommand sc = (SingleCommand)asdu.GetElement(0); if (sc.ObjectAddress != 100) { // Unkown IOA --> send negative confirmation asdu.Cot = CauseOfTransmission.UNKNOWN_INFORMATION_OBJECT_ADDRESS; asdu.IsNegative = true; connection.SendASDU(asdu); } else { // execute command // send positive confirmation connection.SendACT_CON(asdu, false); } } if (asdu.TypeId == TypeID.C_SC_NA_1) { Console.WriteLine("Single command"); SingleCommand sc = (SingleCommand)asdu.GetElement(0); Console.WriteLine(sc.ToString()); } else if (asdu.TypeId == TypeID.M_EI_NA_1) { Console.WriteLine("End of initialization received"); } else if (asdu.TypeId == TypeID.F_DR_TA_1) { Console.WriteLine("Received file directory"); } else if (asdu.TypeId == TypeID.C_CS_NA_1) { ClockSynchronizationCommand qsc = (ClockSynchronizationCommand)asdu.GetElement(0); Console.WriteLine("Received clock sync command with time " + qsc.NewTime.ToString()); } return(true); }
BuildInfoObj( Int32 asdu, Int32 addr, Double value, Boolean sbo = false, Int32 cmdqualif = 0, QualityDescriptor quality = null, CP56Time2a time_tag = null, Double kconv1 = 1, Double kconv2 = 0, Boolean transient = false ) { InformationObject sc = null; if (time_tag == null) { time_tag = new CP56Time2a(DateTime.Now); } else { // has time tag, so change ASDU if necessary to embed a timetag var maptowithcp56time = new Dictionary <TypeID, TypeID>(); maptowithcp56time.Add(TypeID.M_SP_NA_1, TypeID.M_SP_TB_1); maptowithcp56time.Add(TypeID.M_DP_NA_1, TypeID.M_DP_TB_1); maptowithcp56time.Add(TypeID.M_ST_NA_1, TypeID.M_ST_TB_1); maptowithcp56time.Add(TypeID.M_BO_NA_1, TypeID.M_BO_TB_1); maptowithcp56time.Add(TypeID.M_ME_NA_1, TypeID.M_ME_TD_1); maptowithcp56time.Add(TypeID.M_ME_NB_1, TypeID.M_ME_TE_1); maptowithcp56time.Add(TypeID.M_ME_NC_1, TypeID.M_ME_TF_1); maptowithcp56time.Add(TypeID.M_IT_NA_1, TypeID.M_IT_TB_1); if (maptowithcp56time.TryGetValue((TypeID)asdu, out var newasdu)) { asdu = (Int32)newasdu; } } Boolean bval; Int32 ival; UInt32 uival; switch ((TypeID)asdu) { case TypeID.M_SP_NA_1: // 1 bval = value != 0 ? true : false; if (kconv1 == -1) { bval = !bval; } sc = new SinglePointInformation(addr, bval, quality); break; case TypeID.M_SP_TB_1: // 30 bval = value != 0 ? true : false; if (kconv1 == -1) { bval = !bval; } sc = new SinglePointWithCP56Time2a(addr, bval, quality, time_tag ); break; case TypeID.M_DP_NA_1: // 3 if (transient) { sc = new DoublePointInformation(addr, DoublePointValue.INTERMEDIATE, quality); } else if (kconv1 == -1) { sc = new DoublePointInformation(addr, value != 0 ? DoublePointValue.OFF : DoublePointValue.ON, quality); } else { sc = new DoublePointInformation(addr, value != 0 ? DoublePointValue.ON : DoublePointValue.OFF, quality); } break; case TypeID.M_DP_TB_1: // 31 if (transient) { sc = new DoublePointWithCP56Time2a(addr, DoublePointValue.INTERMEDIATE, quality, time_tag); } else if (kconv1 == -1) { sc = new DoublePointWithCP56Time2a(addr, value != 0 ? DoublePointValue.OFF : DoublePointValue.ON, quality, time_tag); } else { sc = new DoublePointWithCP56Time2a(addr, value != 0 ? DoublePointValue.ON : DoublePointValue.OFF, quality, time_tag); } break; case TypeID.M_ST_NA_1: // 5 value = value * kconv1 + kconv2; if (value > 63) { value = 63; quality.Overflow = true; } else if (value < -64) { value = -64; quality.Overflow = true; } sc = new StepPositionInformation(addr, System.Convert.ToInt16(value), transient, quality); break; case TypeID.M_ST_TB_1: // 32 value = value * kconv1 + kconv2; if (value > 63) { value = 63; quality.Overflow = true; } else if (value < -64) { value = -64; quality.Overflow = true; } sc = new StepPositionWithCP56Time2a(addr, System.Convert.ToInt16(value), transient, quality, time_tag); break; case TypeID.M_ME_NA_1: // 9 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; quality.Overflow = true; } else if (value < -32768) { value = -32768; quality.Overflow = true; } sc = new MeasuredValueNormalized(addr, System.Convert.ToInt16(value), quality); break; case TypeID.M_ME_ND_1: // 21 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; quality.Overflow = true; } else if (value < -32768) { value = -32768; quality.Overflow = true; } sc = new MeasuredValueNormalizedWithoutQuality(addr, System.Convert.ToInt16(value)); break; case TypeID.M_ME_TD_1: // 34 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; quality.Overflow = true; } else if (value < -32768) { value = -32768; quality.Overflow = true; } sc = new MeasuredValueNormalizedWithCP56Time2a(addr, System.Convert.ToInt16(value), quality, time_tag); break; case TypeID.M_ME_NB_1: // 11 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; quality.Overflow = true; } else if (value < -32768) { value = -32768; quality.Overflow = true; } sc = new MeasuredValueScaled(addr, System.Convert.ToInt16(value), quality); break; case TypeID.M_ME_TE_1: // 35 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; quality.Overflow = true; } else if (value < -32768) { value = -32768; quality.Overflow = true; } sc = new MeasuredValueScaledWithCP56Time2a(addr, System.Convert.ToInt16(value), quality, time_tag); break; case TypeID.M_ME_NC_1: // 13 value = value * kconv1 + kconv2; sc = new MeasuredValueShort(addr, System.Convert.ToSingle(value), quality); break; case TypeID.M_ME_TF_1: // 36 value = value * kconv1 + kconv2; sc = new MeasuredValueShortWithCP56Time2a(addr, System.Convert.ToSingle(value), quality, time_tag); break; case TypeID.M_IT_NA_1: //15 break; case TypeID.M_IT_TB_1: // 37 break; case TypeID.M_PS_NA_1: // 20 Log(" TODO Packed single point information with status change detection! "); break; case TypeID.M_EP_TD_1: // 38 break; case TypeID.M_EP_TE_1: // 39 break; case TypeID.M_EP_TF_1: // 40 break; case TypeID.M_BO_NA_1: // 7 uival = System.Convert.ToUInt32(value); if (kconv1 == -1) { uival = ~uival; } sc = new Bitstring32(addr, uival, quality); break; case TypeID.M_BO_TB_1: // 33 uival = System.Convert.ToUInt32(value); if (kconv1 == -1) { uival = ~uival; } sc = new Bitstring32WithCP56Time2a(addr, uival, quality, time_tag); break; case TypeID.C_SC_NA_1: // 45 bval = value != 0 ? true : false; if (kconv1 == -1) { bval = !bval; } sc = new SingleCommand(addr, bval, sbo, cmdqualif); break; case TypeID.C_DC_NA_1: // 46 if (kconv1 == -1) { ival = value != 0 ? System.Convert.ToInt32(DoublePointValue.OFF) : System.Convert.ToInt32(DoublePointValue.ON); } else { ival = value != 0 ? System.Convert.ToInt32(DoublePointValue.ON) : System.Convert.ToInt32(DoublePointValue.OFF); } sc = new DoubleCommand(addr, ival, sbo, cmdqualif); break; case TypeID.C_RC_NA_1: // 47 if (kconv1 == -1) { sc = new StepCommand(addr, value >= 1 ? StepCommandValue.LOWER : StepCommandValue.HIGHER, sbo, cmdqualif); } else { sc = new StepCommand(addr, value >= 1 ? StepCommandValue.HIGHER : StepCommandValue.LOWER, sbo, cmdqualif); } break; case TypeID.C_SE_NA_1: // 48 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; } else if (value < -32768) { value = -32768; } sc = new SetpointCommandNormalized(addr, System.Convert.ToInt16(value), new SetpointCommandQualifier(sbo, 0)); break; case TypeID.C_SE_NB_1: // 49 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; } else if (value < -32768) { value = -32768; } sc = new SetpointCommandScaled(addr, new ScaledValue(System.Convert.ToInt16(value)), new SetpointCommandQualifier(sbo, 0)); break; case TypeID.C_SE_NC_1: // 50 value = value * kconv1 + kconv2; sc = new SetpointCommandShort(addr, System.Convert.ToSingle(value), new SetpointCommandQualifier(sbo, 0)); break; case TypeID.C_BO_NA_1: // 51 uival = System.Convert.ToUInt32(value); if (kconv1 == -1) { uival = ~uival; } sc = new Bitstring32Command(addr, uival); break; case TypeID.C_SC_TA_1: // 58 bval = value != 0 ? true : false; if (kconv1 == -1) { bval = !bval; } sc = new SingleCommandWithCP56Time2a(addr, bval, sbo, cmdqualif, time_tag); break; case TypeID.C_DC_TA_1: // 59 if (kconv1 == -1) { ival = value != 0 ? System.Convert.ToInt32(DoublePointValue.OFF) : System.Convert.ToInt32(DoublePointValue.ON); } else { ival = value != 0 ? System.Convert.ToInt32(DoublePointValue.ON) : System.Convert.ToInt32(DoublePointValue.OFF); } sc = new DoubleCommandWithCP56Time2a(addr, ival, sbo, cmdqualif, time_tag); break; case TypeID.C_RC_TA_1: // 60 if (kconv1 == -1) { sc = new StepCommandWithCP56Time2a(addr, value >= 1 ? StepCommandValue.LOWER : StepCommandValue.HIGHER, sbo, cmdqualif, time_tag); } else { sc = new StepCommandWithCP56Time2a(addr, value >= 1 ? StepCommandValue.HIGHER : StepCommandValue.LOWER, sbo, cmdqualif, time_tag); } break; case TypeID.C_SE_TA_1: // 61 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; } else if (value < -32768) { value = -32768; } sc = new SetpointCommandNormalizedWithCP56Time2a(addr, System.Convert.ToInt16(value), new SetpointCommandQualifier(sbo, 0), time_tag); break; case TypeID.C_SE_TB_1: // 62 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; } else if (value < -32768) { value = -32768; } sc = new SetpointCommandScaledWithCP56Time2a(addr, new ScaledValue(System.Convert.ToInt16(value)), new SetpointCommandQualifier(sbo, 0), time_tag); break; case TypeID.C_SE_TC_1: // 63 value = value * kconv1 + kconv2; sc = new SetpointCommandShortWithCP56Time2a(addr, System.Convert.ToSingle(value), new SetpointCommandQualifier(sbo, 0), time_tag); break; case TypeID.C_BO_TA_1: // 64 uival = System.Convert.ToUInt32(value); if (kconv1 == -1) { uival = ~uival; } sc = new Bitstring32CommandWithCP56Time2a(addr, uival, time_tag); break; case TypeID.C_IC_NA_1: // 100 sc = new InterrogationCommand(0, System.Convert.ToByte(cmdqualif)); break; case TypeID.C_CI_NA_1: // 101 sc = new CounterInterrogationCommand(0, System.Convert.ToByte(cmdqualif)); break; case TypeID.C_RD_NA_1: // 102 sc = new ReadCommand(addr); break; case TypeID.C_CS_NA_1: // 103 sc = new ClockSynchronizationCommand(0, time_tag); break; case TypeID.C_RP_NA_1: // 105 sc = new ResetProcessCommand(addr, System.Convert.ToByte(cmdqualif)); break; case TypeID.C_TS_TA_1: // 107 sc = new TestCommandWithCP56Time2a(System .Convert .ToUInt16(value), time_tag); break; case TypeID.P_ME_NA_1: // 110 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; } else if (value < -32768) { value = -32768; } sc = new ParameterNormalizedValue(System .Convert .ToInt32(addr), System.Convert.ToInt32(value), System.Convert.ToByte(cmdqualif)); break; case TypeID.P_ME_NB_1: // 111 value = value * kconv1 + kconv2; if (value > 32767) { value = 32767; } else if (value < -32768) { value = -32768; } sc = new ParameterScaledValue(addr, new ScaledValue(System.Convert.ToInt16(value)), System.Convert.ToByte(cmdqualif)); break; case TypeID.P_ME_NC_1: // 112 value = value * kconv1 + kconv2; sc = new ParameterFloatValue(addr, System.Convert.ToSingle(value), System.Convert.ToByte(cmdqualif)); break; case TypeID.P_AC_NA_1: // 113 sc = new ParameterActivation(System.Convert.ToInt32(addr), System.Convert.ToByte(cmdqualif)); break; default: break; } return(sc); }
private void HandleASDU(ASDU asdu) { DebugLog("Handle received ASDU"); bool messageHandled = false; switch (asdu.TypeId) { case TypeID.C_IC_NA_1: /* 100 - interrogation command */ DebugLog("Rcvd interrogation command C_IC_NA_1"); if ((asdu.Cot == CauseOfTransmission.ACTIVATION) || (asdu.Cot == CauseOfTransmission.DEACTIVATION)) { if (server.interrogationHandler != null) { InterrogationCommand irc = (InterrogationCommand)asdu.GetElement(0); if (server.interrogationHandler(server.InterrogationHandlerParameter, this, asdu, irc.QOI)) { messageHandled = true; } } } else { asdu.Cot = CauseOfTransmission.UNKNOWN_CAUSE_OF_TRANSMISSION; this.SendASDUInternal(asdu); } break; case TypeID.C_CI_NA_1: /* 101 - counter interrogation command */ DebugLog("Rcvd counter interrogation command C_CI_NA_1"); if ((asdu.Cot == CauseOfTransmission.ACTIVATION) || (asdu.Cot == CauseOfTransmission.DEACTIVATION)) { if (server.counterInterrogationHandler != null) { CounterInterrogationCommand cic = (CounterInterrogationCommand)asdu.GetElement(0); if (server.counterInterrogationHandler(server.counterInterrogationHandlerParameter, this, asdu, cic.QCC)) { messageHandled = true; } } } else { asdu.Cot = CauseOfTransmission.UNKNOWN_CAUSE_OF_TRANSMISSION; this.SendASDUInternal(asdu); } break; case TypeID.C_RD_NA_1: /* 102 - read command */ DebugLog("Rcvd read command C_RD_NA_1"); if (asdu.Cot == CauseOfTransmission.REQUEST) { DebugLog("Read request for object: " + asdu.Ca); if (server.readHandler != null) { ReadCommand rc = (ReadCommand)asdu.GetElement(0); if (server.readHandler(server.readHandlerParameter, this, asdu, rc.ObjectAddress)) { messageHandled = true; } } } else { asdu.Cot = CauseOfTransmission.UNKNOWN_CAUSE_OF_TRANSMISSION; this.SendASDUInternal(asdu); } break; case TypeID.C_CS_NA_1: /* 103 - Clock synchronization command */ DebugLog("Rcvd clock sync command C_CS_NA_1"); if (asdu.Cot == CauseOfTransmission.ACTIVATION) { if (server.clockSynchronizationHandler != null) { ClockSynchronizationCommand csc = (ClockSynchronizationCommand)asdu.GetElement(0); if (server.clockSynchronizationHandler(server.clockSynchronizationHandlerParameter, this, asdu, csc.NewTime)) { messageHandled = true; } } } else { asdu.Cot = CauseOfTransmission.UNKNOWN_CAUSE_OF_TRANSMISSION; this.SendASDUInternal(asdu); } break; case TypeID.C_TS_NA_1: /* 104 - test command */ DebugLog("Rcvd test command C_TS_NA_1"); if (asdu.Cot != CauseOfTransmission.ACTIVATION) { asdu.Cot = CauseOfTransmission.UNKNOWN_CAUSE_OF_TRANSMISSION; } else { asdu.Cot = CauseOfTransmission.ACTIVATION_CON; } this.SendASDUInternal(asdu); messageHandled = true; break; case TypeID.C_RP_NA_1: /* 105 - Reset process command */ DebugLog("Rcvd reset process command C_RP_NA_1"); if (asdu.Cot == CauseOfTransmission.ACTIVATION) { if (server.resetProcessHandler != null) { ResetProcessCommand rpc = (ResetProcessCommand)asdu.GetElement(0); if (server.resetProcessHandler(server.resetProcessHandlerParameter, this, asdu, rpc.QRP)) { messageHandled = true; } } } else { asdu.Cot = CauseOfTransmission.UNKNOWN_CAUSE_OF_TRANSMISSION; this.SendASDUInternal(asdu); } break; case TypeID.C_CD_NA_1: /* 106 - Delay acquisition command */ DebugLog("Rcvd delay acquisition command C_CD_NA_1"); if ((asdu.Cot == CauseOfTransmission.ACTIVATION) || (asdu.Cot == CauseOfTransmission.SPONTANEOUS)) { if (server.delayAcquisitionHandler != null) { DelayAcquisitionCommand dac = (DelayAcquisitionCommand)asdu.GetElement(0); if (server.delayAcquisitionHandler(server.delayAcquisitionHandlerParameter, this, asdu, dac.Delay)) { messageHandled = true; } } } else { asdu.Cot = CauseOfTransmission.UNKNOWN_CAUSE_OF_TRANSMISSION; this.SendASDUInternal(asdu); } break; } if (messageHandled == false) { messageHandled = fileServer.HandleFileAsdu(asdu); } if ((messageHandled == false) && (server.asduHandler != null)) { if (server.asduHandler(server.asduHandlerParameter, this, asdu)) { messageHandled = true; } } if (messageHandled == false) { asdu.Cot = CauseOfTransmission.UNKNOWN_TYPE_ID; this.SendASDUInternal(asdu); } }
AsduReceivedHandler(object parameter, IMasterConnection connection, ASDU asdu) { var srv = IEC10Xconns[(int)parameter]; var conNameStr = srv.name + " - "; Log(conNameStr + asdu.ToString(), LogLevelDetailed); try { if (IsMongoLive) { var DB = Client.GetDatabase(JSConfig.mongoDatabaseName); var collection_rtd = DB .GetCollection <rtData>(RealtimeDataCollectionName); Double val = 0; Int32 objaddr = 0; Int32 dur = 0; Boolean isselect = false; Boolean cmdhastime = false; DateTime cmdtime = new DateTime(); Double dstkconv1 = 1; Double dstkconv2 = 0; Boolean dstsbo = false; Int32 dstdur = 0; Double srcval = 0; Int32 srcobjaddr = 0; Int32 srcconn = 0; Boolean srcsbo = false; Int32 srcdur = 0; Int32 srcasdu = 0; Int32 srcca = 0; Int32 srcpointkey = 0; String srctag = ""; Double srckconv1 = 1; Double srckconv2 = 0; switch (asdu.TypeId) { case TypeID.C_SC_NA_1: // 45 { var cmd = (SingleCommand)asdu.GetElement(0); isselect = cmd.Select; dur = cmd.QU; objaddr = cmd.ObjectAddress; val = System.Convert.ToDouble(cmd.State); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_SC_TA_1: // 58 { var cmd = (SingleCommandWithCP56Time2a)asdu.GetElement(0); isselect = cmd.Select; dur = cmd.QU; objaddr = cmd.ObjectAddress; val = System.Convert.ToDouble(cmd.State); cmdtime = cmd.Timestamp.GetDateTime(); cmdhastime = true; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_DC_NA_1: // 46 { var cmd = (DoubleCommand)asdu.GetElement(0); isselect = cmd.Select; dur = cmd.QU; objaddr = cmd.ObjectAddress; if (cmd.State != DoubleCommand.ON && cmd.State != DoubleCommand.OFF) { connection.SendACT_CON(asdu, true); // activation confirm negative Log(conNameStr + " Invalid double state command " + cmd.State, LogLevelBasic); LastPointKeySelectedOk = 0; return(true); } val = cmd.State == DoubleCommand.ON ? 1 : 0; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_DC_TA_1: // 59 { var cmd = (DoubleCommandWithCP56Time2a)asdu.GetElement(0); isselect = cmd.Select; dur = cmd.QU; objaddr = cmd.ObjectAddress; if (cmd.State != DoubleCommand.ON && cmd.State != DoubleCommand.OFF) { connection.SendACT_CON(asdu, true); // activation confirm negative Log(conNameStr + " Invalid double state command " + cmd.State, LogLevelBasic); LastPointKeySelectedOk = 0; return(true); } cmdtime = cmd.Timestamp.GetDateTime(); cmdhastime = true; val = cmd.State == DoubleCommand.ON ? 1 : 0; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_RC_NA_1: // 47 { var cmd = (StepCommand)asdu.GetElement(0); isselect = cmd.Select; dur = cmd.QU; objaddr = cmd.ObjectAddress; if (cmd.State != StepCommandValue.HIGHER && cmd.State != StepCommandValue.LOWER) { connection.SendACT_CON(asdu, true); // activation confirm negative Log(conNameStr + " Invalid step state command " + cmd.State, LogLevelBasic); LastPointKeySelectedOk = 0; return(true); } val = cmd.State == StepCommandValue.HIGHER ? 1 : 0; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_RC_TA_1: // 60 { var cmd = (StepCommandWithCP56Time2a)asdu.GetElement(0); isselect = cmd.Select; dur = cmd.QU; objaddr = cmd.ObjectAddress; if (cmd.State != StepCommandValue.HIGHER && cmd.State != StepCommandValue.LOWER) { connection.SendACT_CON(asdu, true); // activation confirm negative Log(conNameStr + " Invalid step state command " + cmd.State, LogLevelBasic); LastPointKeySelectedOk = 0; return(true); } cmdtime = cmd.Timestamp.GetDateTime(); cmdhastime = true; val = cmd.State == StepCommandValue.HIGHER ? 1 : 0; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_SE_NA_1: // 48 { var cmd = (SetpointCommandNormalized)asdu.GetElement(0); isselect = cmd.QOS.Select; dur = cmd.QOS.QL; objaddr = cmd.ObjectAddress; val = cmd.NormalizedValue; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_SE_TA_1: // 61 { var cmd = (SetpointCommandNormalizedWithCP56Time2a)asdu.GetElement(0); isselect = cmd.QOS.Select; dur = cmd.QOS.QL; objaddr = cmd.ObjectAddress; cmdtime = cmd.Timestamp.GetDateTime(); cmdhastime = true; val = cmd.NormalizedValue; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_SE_NB_1: // 49 { var cmd = (SetpointCommandScaled)asdu.GetElement(0); isselect = cmd.QOS.Select; dur = cmd.QOS.QL; objaddr = cmd.ObjectAddress; val = System.Convert.ToDouble(cmd.ScaledValue); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_SE_TB_1: // 62 { var cmd = (SetpointCommandScaledWithCP56Time2a)asdu.GetElement(0); isselect = cmd.QOS.Select; dur = cmd.QOS.QL; objaddr = cmd.ObjectAddress; cmdtime = cmd.Timestamp.GetDateTime(); cmdhastime = true; val = System.Convert.ToDouble(cmd.ScaledValue); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_SE_NC_1: // 50 { var cmd = (SetpointCommandShort)asdu.GetElement(0); isselect = cmd.QOS.Select; dur = cmd.QOS.QL; objaddr = cmd.ObjectAddress; val = System.Convert.ToDouble(cmd.Value); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_SE_TC_1: // 63 { var cmd = (SetpointCommandShortWithCP56Time2a)asdu.GetElement(0); isselect = cmd.QOS.Select; dur = cmd.QOS.QL; objaddr = cmd.ObjectAddress; cmdtime = cmd.Timestamp.GetDateTime(); cmdhastime = true; val = System.Convert.ToDouble(cmd.Value); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_BO_NA_1: // 51 { var cmd = (Bitstring32Command)asdu.GetElement(0); isselect = false; dur = 0; objaddr = cmd.ObjectAddress; val = System.Convert.ToDouble(cmd.Value); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_BO_TA_1: // 64 { var cmd = (Bitstring32CommandWithCP56Time2a)asdu.GetElement(0); isselect = false; dur = 0; objaddr = cmd.ObjectAddress; cmdtime = cmd.Timestamp.GetDateTime(); cmdhastime = true; val = System.Convert.ToDouble(cmd.Value); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.P_ME_NA_1: // 110 { var cmd = (ParameterNormalizedValue)asdu.GetElement(0); isselect = false; dur = cmd.QPM; objaddr = cmd.ObjectAddress; val = System.Convert.ToDouble(cmd.NormalizedValue); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.P_ME_NB_1: // 111 { var cmd = (ParameterScaledValue)asdu.GetElement(0); isselect = false; dur = cmd.QPM; objaddr = cmd.ObjectAddress; val = System.Convert.ToDouble(cmd.ScaledValue); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.P_ME_NC_1: // 112 { var cmd = (ParameterFloatValue)asdu.GetElement(0); isselect = false; dur = cmd.QPM; objaddr = cmd.ObjectAddress; val = System.Convert.ToDouble(cmd.Value); Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.P_AC_NA_1: // 113 { var cmd = (ParameterActivation)asdu.GetElement(0); isselect = false; dur = cmd.QPA; objaddr = cmd.ObjectAddress; val = 0; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_RP_NA_1: // 105 reset process { var cmd = (ResetProcessCommand)asdu.GetElement(0); isselect = false; dur = cmd.QRP; objaddr = cmd.ObjectAddress; val = 0; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; // case TypeID.C_IC_NA_1: // 100 already managed by interrogation handler function case TypeID.C_TS_NA_1: // 104 test command { Log(conNameStr + " Test command C_TS_NA_1", LogLevelDetailed); connection.SendACT_CON(asdu, false); // activation confirm positive } return(true); case TypeID.C_TS_TA_1: // 107 test command { Log(conNameStr + " Test command C_TS_TA_1", LogLevelDetailed); connection.SendACT_CON(asdu, false); // activation confirm positive } return(true); case TypeID.C_CI_NA_1: // 101 { var cmd = (CounterInterrogationCommand)asdu.GetElement(0); isselect = false; dur = cmd.QCC; objaddr = cmd.ObjectAddress; // should be zero val = 0; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_RD_NA_1: // 102 { var cmd = (ReadCommand)asdu.GetElement(0); objaddr = cmd.ObjectAddress; Log(conNameStr + " " + cmd.ToString() + " Obj Address " + objaddr, LogLevelBasic); } break; case TypeID.C_CS_NA_1: // 103 clock sync { ClockSynchronizationCommand qsc = (ClockSynchronizationCommand)asdu.GetElement(0); connection.SendACT_CON(asdu, false); // activation confirm positive Log(conNameStr + " Received clock sync command with time " + qsc.NewTime.ToString(), LogLevelBasic); LastPointKeySelectedOk = 0; return(true); } default: connection.SendACT_CON(asdu, true); Log(conNameStr + " Not implemented type of ASDU received: " + asdu.TypeId, LogLevelBasic); LastPointKeySelectedOk = 0; return(true); } var filter1 = Builders <rtData> .Filter.Eq("protocolDestinations.protocolDestinationConnectionNumber", srv.protocolConnectionNumber); var filter2 = Builders <rtData> .Filter.Eq("protocolDestinations.protocolDestinationCommonAddress", asdu.Ca); var filter3 = Builders <rtData> .Filter.Eq("protocolDestinations.protocolDestinationObjectAddress", objaddr); var filter4 = Builders <rtData> .Filter.Eq("protocolDestinations.protocolDestinationASDU", asdu.TypeId); var filter = Builders <rtData> .Filter .And(filter1, filter2, filter3, filter4); if (asdu.TypeId == TypeID.C_RD_NA_1) { // READ COMMAND, look for object by object address of any type to send it filter = Builders <rtData> .Filter .And(filter1, filter2, filter3); } var list = collection_rtd.Find(filter).ToList(); if (list.Count > 0) { Log(conNameStr + " Command found.", LogLevelBasic); foreach (var dst in list[0].protocolDestinations) { if (dst.protocolDestinationConnectionNumber == srv.protocolConnectionNumber) { dstkconv1 = dst.protocolDestinationKConv1.ToDouble(); dstkconv2 = dst.protocolDestinationKConv2.ToDouble(); dstsbo = dst.protocolDestinationCommandUseSBO.ToBoolean(); dstdur = dst.protocolDestinationCommandDuration.ToInt32(); if (asdu.TypeId == TypeID.C_RD_NA_1) { // READ REQUEST connection.SendACT_CON(asdu, false); // activation confirm positive ApplicationLayerParameters cp = srv.server.GetApplicationLayerParameters(); var newAsdu = new ASDU(cp, CauseOfTransmission.REQUEST, false, false, System.Convert.ToByte(dst.protocolDestinationCommonAddress), dst.protocolDestinationCommonAddress.ToInt32(), true); var quality = new QualityDescriptor(); quality.Invalid = list[0].invalid.ToBoolean() || list[0].overflow.ToBoolean() || list[0].transient.ToBoolean(); quality.Substituted = list[0].substituted.ToBoolean(); quality.Blocked = false; quality.NonTopical = false; InformationObject io = BuildInfoObj( System.Convert.ToInt32(dst.protocolDestinationASDU), System.Convert.ToInt32(dst.protocolDestinationObjectAddress), list[0].value.ToDouble(), false, 0, quality ); if (io != null) { newAsdu.AddInformationObject(io); srv.server.EnqueueASDU(newAsdu); } return(true); } if (isselect && !dstsbo) { // tried a select when there is no select connection.SendACT_CON(asdu, true); // activation confirm negative Log(conNameStr + " Select tried but not expected!", LogLevelBasic); LastPointKeySelectedOk = 0; return(true); } if (dur != dstdur) { // duration spec different than expected, reject commmand connection.SendACT_CON(asdu, true); // activation confirm negative Log(conNameStr + " QU/QL command qualifier not expected: " + dur + ", " + dstdur + " wanted ", LogLevelBasic); LastPointKeySelectedOk = 0; return(true); } srcconn = list[0].protocolSourceConnectionNumber.ToInt32(); srcdur = list[0].protocolSourceCommandDuration.ToInt32(); srcobjaddr = list[0].protocolSourceObjectAddress.ToInt32(); srcasdu = list[0].protocolSourceASDU.ToInt32(); srcca = list[0].protocolSourceCommonAddress.ToInt32(); srckconv1 = list[0].kconv1.ToDouble(); srckconv2 = list[0].kconv2.ToDouble(); srcpointkey = list[0]._id.ToInt32(); srctag = list[0].tag.ToString(); break; } } } else { connection.SendACT_CON(asdu, true); // activation confirm negative if (asdu.TypeId == TypeID.C_RD_NA_1) { Log(conNameStr + " Request to read object not found, address: " + objaddr, LogLevelBasic); } else { Log(conNameStr + " Command not found!", LogLevelBasic); } LastPointKeySelectedOk = 0; return(true); } if (srcasdu == 0) { Log(conNameStr + " Command rejected!", LogLevelBasic); connection.SendACT_CON(asdu, true); // activation confirm negative LastPointKeySelectedOk = 0; return(true); } if (cmdhastime) // check command time { if (DateTime.Now.Subtract(cmdtime).TotalSeconds > timeToExpireCommandsWithTime) { // expired Log(conNameStr + " Command with time expired after " + timeToExpireCommandsWithTime + "s, diff: " + (DateTime.Now.Subtract(cmdtime).TotalSeconds - timeToExpireCommandsWithTime) + "s", LogLevelBasic); connection.SendACT_CON(asdu, true); // activation confirm negative LastPointKeySelectedOk = 0; return(true); } } connection.SendACT_CON(asdu, false); // activation confirm positive if (isselect) { LastPointKeySelectedOk = srcpointkey; // flag selected point Log(conNameStr + " Select!", LogLevelBasic); return(true); // do not forward a select } if (!isselect && dstsbo && LastPointKeySelectedOk != srcpointkey) { // tried execute without select first when there is select expected connection.SendACT_CON(asdu, true); Log(conNameStr + " Tried execute without select first!", LogLevelBasic); LastPointKeySelectedOk = 0; return(true); } LastPointKeySelectedOk = 0; Log(conNameStr + " Execute (forward to queue)!", LogLevelBasic); switch (asdu.TypeId) { case TypeID.C_SC_NA_1: // 45 case TypeID.C_SC_TA_1: // 58 case TypeID.C_DC_NA_1: // 46 case TypeID.C_DC_TA_1: // 59 case TypeID.C_RC_NA_1: // 47 case TypeID.C_RC_TA_1: // 60 if (dstkconv1 == -1) // invert digital for kconv1 -1 { val = val == 0 ? 1 : 0; } break; case TypeID.C_SE_NA_1: // 48 case TypeID.C_SE_TA_1: // 61 case TypeID.C_SE_NB_1: // 49 case TypeID.C_SE_TB_1: // 62 case TypeID.C_SE_NC_1: // 50 case TypeID.C_SE_TC_1: // 63 case TypeID.P_ME_NA_1: // 110 case TypeID.P_ME_NB_1: // 111 case TypeID.P_ME_NC_1: // 112 case TypeID.P_AC_NA_1: // 113 case TypeID.C_RP_NA_1: // 105 val = val * dstkconv1 + dstkconv2; break; case TypeID.C_BO_NA_1: // 51 case TypeID.C_BO_TA_1: // 64 if (dstkconv1 == -1) // invert digital bits for kconv1 -1 { val = System.Convert.ToInt32(val); } break; default: break; } switch ((TypeID)srcasdu) { case TypeID.C_SC_NA_1: // 45 case TypeID.C_SC_TA_1: // 58 case TypeID.C_DC_NA_1: // 46 case TypeID.C_DC_TA_1: // 59 case TypeID.C_RC_NA_1: // 47 case TypeID.C_RC_TA_1: // 60 if (srckconv1 == -1) // invert digital for kconv1 -1 { srcval = val == 0 ? 1 : 0; } else { srcval = val; } break; case TypeID.C_SE_NA_1: // 48 case TypeID.C_SE_TA_1: // 61 case TypeID.C_SE_NB_1: // 49 case TypeID.C_SE_TB_1: // 62 case TypeID.C_SE_NC_1: // 50 case TypeID.C_SE_TC_1: // 63 case TypeID.P_ME_NA_1: // 110 case TypeID.P_ME_NB_1: // 111 case TypeID.P_ME_NC_1: // 112 case TypeID.P_AC_NA_1: // 113 case TypeID.C_RP_NA_1: // 105 srcval = val * srckconv1 + srckconv2; break; case TypeID.C_BO_NA_1: // 51 case TypeID.C_BO_TA_1: // 64 if (srckconv1 == -1) // invert digital bits for kconv1 -1 { srcval = ~System.Convert.ToInt32(val); } else { srcval = System.Convert.ToInt32(val); } break; default: break; } // not sure how to detect the client connection as can be more than one String orgip = ""; foreach (var conn in srv.clientConnections) { orgip = orgip + srv.clientConnections[0].RemoteEndpoint.ToString() + " "; } var collection_cmd = DB .GetCollection <rtCommandNoAck>(CommandsQueueCollectionName); var rtcmd = new rtCommandNoAck { protocolSourceConnectionNumber = srcconn, protocolSourceCommonAddress = srcca, protocolSourceObjectAddress = srcobjaddr, protocolSourceASDU = srcasdu, protocolSourceCommandDuration = srcdur, protocolSourceCommandUseSBO = srcsbo, pointKey = srcpointkey, tag = srctag, value = srcval, valueString = srcval.ToString(), originatorUserName = "******" + srv.name, originatorIpAddress = orgip, timeTag = DateTime.Now }; collection_cmd.InsertOne(rtcmd); } } catch (Exception e) { Log(" Exception Mongo"); Log(e); Log(e .ToString() .Substring(0, e.ToString().IndexOf(Environment.NewLine))); } return(true); }