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);
}
}