internal override void Decode(EpicsChannel channel, uint nbElements)
{
Status = (Status)channel.DecodeData <ushort>(1, 0);
Severity = (Severity)channel.DecodeData <ushort>(1, 2);
int pos = 4;
Type t = typeof(TType);
if (t.IsArray)
{
t = t.GetElementType();
}
if (t == typeof(object))
{
t = channel.ChannelDefinedType;
}
if (t == typeof(double) || t == typeof(float))
{
Precision = channel.DecodeData <short>(1, pos);
pos += 4; // 2 for precision field + 2 padding for "RISC alignment"
}
if (t != typeof(string))
{
EGU = channel.DecodeData <string>(1, pos, 8);
pos += 8;
int tSize = TypeHandling.EpicsSize(t);
//HighDisplayLimit = channel.DecodeData<TType>(1, pos);
HighDisplayLimit = Convert.ToDouble(channel.DecodeData(t, 1, pos));
pos += tSize;
//LowDisplayLimit = channel.DecodeData<TType>(1, pos);
LowDisplayLimit = Convert.ToDouble(channel.DecodeData(t, 1, pos));
pos += tSize;
//HighAlertLimit = channel.DecodeData<TType>(1, pos);
HighAlertLimit = Convert.ToDouble(channel.DecodeData(t, 1, pos));
pos += tSize;
//HighWarnLimit = channel.DecodeData<TType>(1, pos);
HighWarnLimit = Convert.ToDouble(channel.DecodeData(t, 1, pos));
pos += tSize;
//LowWarnLimit = channel.DecodeData<TType>(1, pos);
LowWarnLimit = Convert.ToDouble(channel.DecodeData(t, 1, pos));
pos += tSize;
//LowAlertLimit = channel.DecodeData<TType>(1, pos);
LowAlertLimit = Convert.ToDouble(channel.DecodeData(t, 1, pos));
pos += tSize;
LowControlLimit = Convert.ToDouble(channel.DecodeData(t, 1, pos));
pos += tSize;
//HighControlLimit = channel.DecodeData<TType>(1, pos);
HighControlLimit = Convert.ToDouble(channel.DecodeData(t, 1, pos));
pos += tSize;
}
else
{
EGU = "";
}
if (t == typeof(byte))
{
pos++; // 1 padding for "RISC alignment"
}
Value = channel.DecodeData <TType>(nbElements, pos);
}
internal override void Decode(EpicsChannel channel, uint nbElements)
{
Status = (Status)channel.DecodeData <ushort>(1, 0);
Severity = (Severity)channel.DecodeData <ushort>(1, 2);
Time = channel.DecodeData <DateTime>(1, 4);
int pos = 12;
Type t = typeof(TType);
if (t.IsArray)
{
t = t.GetElementType();
}
if (t == typeof(object))
{
t = channel.ChannelDefinedType;
}
// padding for "RISC alignment"
if (t == typeof(byte))
{
pos += 3;
}
else if (t == typeof(double))
{
pos += 4;
}
else if (t == typeof(short))
{
pos += 2;
}
Value = channel.DecodeData <TType>(nbElements, pos);
}
void AfterActionStatusChanged(EpicsChannel sender, ChannelStatus newStatus)
{
List <Action <EpicsChannel> > todo = new List <Action <EpicsChannel> >();
lock (AfterAction)
{
//Console.WriteLine("After Action Status Changed");
this.StatusChanged -= AfterActionStatusChanged;
if (Disposed)
{
return;
}
if (AfterAction == null)
{
return;
}
todo = AfterAction.ToList();
AfterAction.Clear();
}
foreach (var i in todo)
{
i(this);
}
}
void MultiGetAfterReadNotify(EpicsChannel sender, object newValue)
{
sender.AfterReadNotify -= MultiGetAfterReadNotify;
try
{
multiActionCountDown.Signal();
}
catch
{
}
}
internal override void Decode(EpicsChannel channel, uint nbElements)
{
Status = (Status)channel.DecodeData <ushort>(1, 0);
Severity = (Severity)channel.DecodeData <ushort>(1, 2);
NbStates = channel.DecodeData <ushort>(1, 4);
States = new string[NbStates];
Value = channel.DecodeData <ushort>(1, 422);
for (int i = 0; i < NbStates; i++)
{
States[i] = channel.DecodeData <string>(1, 6 + i * 26, 26);
}
}
internal void Add(EpicsChannel channel)
{
lock (toSearch)
{
channel.SearchInvervalCounter = channel.SearchInverval = 1;
if (!toSearch.Contains(channel))
{
toSearch.Add(channel);
}
}
}
/// <summary>
/// Creates a new Generic EpicsChannel of the given type.
/// </summary>
/// <typeparam name="TType">Type of the channel which needs to be deal with.</typeparam>
/// <param name="channelName">Name of the channel</param>
/// <returns></returns>
public EpicsChannel <TType> CreateChannel <TType>(string channelName)
{
if (disposed)
{
throw new ObjectDisposedException(this.GetType().Name);
}
EpicsChannel <TType> channel = new EpicsChannel <TType>(this, channelName);
lock (Channels)
{
Channels.Add(channel.CID, channel);
}
return(channel);
}
void SendMonitor(EpicsChannel action)
{
if (ChannelDataCount == 0)
{
return;
}
//Console.WriteLine("Sending new event add");
DataPacket p = DataPacket.Create(16 + 16);
p.Command = (ushort)CommandID.CA_PROTO_EVENT_ADD;
Type t = typeof(TType);
if (t.IsArray)
{
t = t.GetElementType();
}
else if (t.IsGenericType)
{
if (t.GetGenericArguments().First() == typeof(object))
{
t = t.GetGenericTypeDefinition().MakeGenericType(new Type[] { channelDefinedType });
}
}
p.DataType = (ushort)TypeHandling.Lookup[t];
p.DataCount = ChannelDataCount;
p.Parameter1 = SID;
p.Parameter2 = CID;
p.SetUInt16(12 + 16, (ushort)MonitorMask);
if (ioc != null)
{
ioc.Send(p);
}
}
internal void SetIoc(DataPipe pipe)
{
TcpReceiver tcpReceiver = (TcpReceiver)pipe[0];
tcpReceiver.AddChannel(this);
lock (ConnectionLock)
{
if (!Client.Searcher.Contains(this))
{
return;
}
Client.Searcher.Remove(this);
SID = 0;
ioc = tcpReceiver;
lock (ioc.ChannelSID)
{
//Console.WriteLine(ioc.ChannelSID.Count);
// Channel already known
if (ioc.ChannelSID.ContainsKey(ChannelName))
{
SID = ioc.ChannelSID[ChannelName];
//Console.WriteLine("Here");
EpicsChannel chan = ioc.ConnectedChannels.FirstOrDefault(row => row.ChannelName == ChannelName && row.ChannelDataCount != 0);
if (chan != null)
{
this.ChannelDataCount = chan.ChannelDataCount;
this.channelDefinedType = chan.channelDefinedType;
this.ChannelDataCount = chan.ChannelDataCount;
this.channelDefinedType = chan.ChannelDefinedType;
Status = ChannelStatus.CONNECTED;
ConnectionEvent.Set();
}
}
}
}
if (SID != 0)
{
//Console.WriteLine("SID " + SID + " STATUS CHANGED");
if (StatusChanged != null)
{
StatusChanged(this, Status);
}
return;
}
if (Client.Configuration.DebugTiming)
{
lock (ElapsedTimings)
{
if (!ElapsedTimings.ContainsKey("IocConnection"))
{
ElapsedTimings.Add("IocConnection", Stopwatch.Elapsed);
}
}
}
// We need to create the channel
int padding;
if (ChannelName.Length % 8 == 0)
{
padding = 8;
}
else
{
padding = (8 - (ChannelName.Length % 8));
}
DataPacket packet = DataPacket.Create(16 + ChannelName.Length + padding);
packet.Command = (ushort)CommandID.CA_PROTO_CREATE_CHAN;
packet.DataType = 0;
packet.DataCount = 0;
packet.Parameter1 = cid;
packet.Parameter2 = (uint)EpicsConstants.CA_MINOR_PROTOCOL_REVISION;
packet.SetDataAsString(ChannelName);
if (ioc != null)
{
ioc.Send(packet);
}
else
{
Disconnect();
return;
}
lock (ElapsedTimings)
{
if (!ElapsedTimings.ContainsKey("SendCreateChannel"))
{
ElapsedTimings.Add("SendCreateChannel", Stopwatch.Elapsed);
}
}
}
internal void Remove(EpicsChannel channel)
{
lock (toSearch)
toSearch.Remove(channel);
}
internal bool Contains(EpicsChannel channel)
{
lock (toSearch)
return(toSearch.Contains(channel));
}
internal abstract void Decode(EpicsChannel channel, uint nbElements);
