/// <summary>
/// The handle message.
/// </summary>
/// <param name="CommandId">
/// The command id.
/// </param>
/// <param name="DataType">
/// The data type.
/// </param>
/// <param name="PayloadSize">
/// The payload size.
/// </param>
/// <param name="DataCount">
/// The data count.
/// </param>
/// <param name="Parameter1">
/// The parameter 1.
/// </param>
/// <param name="Parameter2">
/// The parameter 2.
/// </param>
/// <param name="header">
/// The header.
/// </param>
/// <param name="payload">
/// The payload.
/// </param>
/// <param name="iep">
/// The iep.
/// </param>
protected override void HandleMessage(
ushort CommandId,
ushort DataType,
ref uint PayloadSize,
ref uint DataCount,
ref uint Parameter1,
ref uint Parameter2,
ref byte[] header,
ref byte[] payload,
ref EndPoint iep)
{
switch (CommandId)
{
// Got Back Value for Get
case CommandID.CA_PROTO_READ_NOTIFY:
if (DataCount == 0)
{
this.client.cidChannels[(int)Parameter2].LastValue = null;
}
else if (DataCount == 1)
{
this.client.cidChannels[(int)Parameter2].LastValue = NetworkByteConverter.byteToObject(
payload, (EpicsType)DataType);
}
else
{
this.client.cidChannels[(int)Parameter2].LastValue = NetworkByteConverter.byteToObject(
payload, (EpicsType)DataType, (int)DataCount);
}
break;
// Got Status Back for Put
case CommandID.CA_PROTO_WRITE_NOTIFY:
if (this.client.cidChannels.ContainsKey((int)Parameter2))
{
this.client.cidChannels[(int)Parameter2].writeSucceeded();
}
break;
// Did receive a Monitor Signal
case CommandID.CA_PROTO_EVENT_ADD:
if (DataCount == 0)
{
this.client.cidChannels[(int)Parameter2].receiveValueUpdate(null);
}
else if (DataCount == 1)
{
this.client.cidChannels[(int)Parameter2].receiveValueUpdate(
NetworkByteConverter.byteToObject(payload, (EpicsType)DataType));
}
else
{
this.client.cidChannels[(int)Parameter2].receiveValueUpdate(
NetworkByteConverter.byteToObject(payload, (EpicsType)DataType, (int)DataCount));
}
break;
// Got information about Access Rights
case CommandID.CA_PROTO_ACCESS_RIGHTS:
this.client.cidChannels[(int)Parameter1].AccessRight = (AccessRights)Parameter2;
break;
// Could register a Channel on the IOC
case CommandID.CA_PROTO_CREATE_CHAN:
try
{
this.tmpChan = this.client.cidChannels[(int)Parameter1];
this.tmpChan.ChannelEpicsType = (EpicsType)DataType;
this.tmpChan.ChannelDefinedType = CETypeTranslator[(EpicsType)DataType];
this.tmpChan.ChannelDataCount = DataCount;
if (this.tmpChan.MonitorDataCount == 0)
{
this.tmpChan.MonitorDataCount = DataCount;
}
this.tmpChan.SID = Parameter2;
}
catch (Exception e)
{
}
break;
// failed to created a Channel.
case CommandID.CA_PROTO_CREATE_CH_FAIL:
this.tmpChan = this.client.cidChannels[(int)Parameter1];
this.tmpChan.Conn = null;
break;
case CommandID.CA_PROTO_SERVER_DISCONN:
this.client.cidChannels[(int)Parameter1].conn_ConnectionStateChanged(false);
break;
case CommandID.CA_PROTO_SEARCH:
// if a channel is disposed it will fail here.
try
{
var riep = new IPEndPoint(((IPEndPoint)iep).Address, DataType);
this.client.cidChannels[(int)Parameter2].Conn = this.client.GetServerConnection(riep);
}
catch (Exception e)
{
this.client.ExceptionContainer.Add(new Exception("MINOR: FOUND CHANNEL WHICH ALREADY IS DISPOSED"));
}
break;
case CommandID.CA_PROTO_RSRV_IS_UP:
if (this.client.beaconCollection.ContainsKey(iep.ToString()))
{
lock (this.client.beaconCollection)
{
this.client.beaconCollection[iep.ToString()] = DateTime.Now;
}
}
else
{
this.client.addIocBeaconed(iep);
}
break;
case CommandID.CA_PROTO_VERSION:
case CommandID.CA_PROTO_ECHO:
case CommandID.CA_PROTO_CLEAR_CHANNEL:
if (PayloadSize > 0)
{
this.client.ExceptionContainer.Add(
new Exception("MESSAGE WITHOUT PAYLOAD, REQUESTED PAYLOAD. POSSIBLE MISSREADING!"));
}
break;
case CommandID.CA_PROTO_ERROR:
this.client.ExceptionContainer.Add(
new Exception("EPICS-ERROR: " + Parameter2 + " - " + NetworkByteConverter.ToString(payload, 16)));
break;
default:
this.client.ExceptionContainer.Add(new Exception("NETWORK MISS READING - DROP WHOLE PACKAGE!"));
return;
}
}
/// <summary>
/// The put value.
/// </summary>
/// <param name="ioId">
/// The io id.
/// </param>
/// <param name="type">
/// The type.
/// </param>
/// <param name="dataCount">
/// The data count.
/// </param>
/// <param name="payload">
/// The payload.
/// </param>
internal void putValue(int ioId, EpicsType type, int dataCount, byte[] payload)
{
try
{
object val;
if (dataCount == 1)
{
val = NetworkByteConverter.byteToObject(payload, type);
}
else
{
val = NetworkByteConverter.byteToObject(payload, type, dataCount);
}
if (this.Property == RecordProperty.VAL)
{
if (dataCount == 1)
{
this.Record["VAL"] = Convert.ChangeType(val, this.Record.GetValueType());
}
else
{
switch (this.Record.type)
{
case EpicsType.String:
((EpicsArray <string>) this.Record["VAL"]).Set(val);
break;
case EpicsType.Double:
((EpicsArray <double>) this.Record["VAL"]).Set(val);
break;
case EpicsType.Float:
((EpicsArray <float>) this.Record["VAL"]).Set(val);
break;
case EpicsType.Int:
((EpicsArray <int>) this.Record["VAL"]).Set(val);
break;
case EpicsType.Short:
((EpicsArray <short>) this.Record["VAL"]).Set(val);
break;
case EpicsType.SByte:
((EpicsArray <sbyte>) this.Record["VAL"]).Set(val);
break;
}
}
}
else
{
this.Record[this.Property.ToString()] = Convert.ChangeType(val, this.Record[this.Property.ToString()].GetType());
}
this.Conn.Send(
this.Server.Codec.channelWroteMessage(this.ClientId, ioId, type, dataCount, EpicsTransitionStatus.ECA_NORMAL));
}
catch (Exception exp)
{
this.Conn.Send(
this.Server.Codec.errorMessage(
this.ClientId, EpicsTransitionStatus.ECA_BADSTR, "Message was not correct", new byte[16]));
return;
}
}