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);
}
