private AdsErrorCode TryWriteSymbolic(ISymbol address, int offset, int byteSize, byte[] value)
{
if (address == null)
{
throw new ArgumentNullException("address");
}
if (this.Connection == null)
{
throw new AdsException("Connection not established!");
}
int handle = 0;
using (new AdsConnectionRestore(this))
{
AdsErrorCode code = this.Connection.RawInterface.TryCreateVariableHandle(address.InstancePath, false, out handle);
if (code == AdsErrorCode.NoError)
{
try
{
return(this.Connection.RawInterface.Write(handle, offset, byteSize, value, false));
}
finally
{
code = this.Connection.RawInterface.TryDeleteVariableHandle(handle, false);
}
}
return(AdsErrorCode.DeviceSymbolNotFound);
}
}
private void CheckResult(bool throwAdsException, AdsErrorCode result)
{
if (throwAdsException && (result != AdsErrorCode.NoError))
{
ThrowAdsException(result);
}
}
public AdsErrorCode TryDeleteVariableHandle(int variableHandle)
{
AdsErrorCode noError = AdsErrorCode.NoError;
Dictionary <int, SymbolEntry> dictionary = this._symbolTable;
lock (dictionary)
{
if (!this._symbolTable.ContainsKey(variableHandle))
{
noError = AdsErrorCode.DeviceSymbolNotFound;
}
else
{
SymbolEntry entry = this._symbolTable[variableHandle];
int num = entry.referenceCount - 1;
entry.referenceCount = num;
if (num != 0)
{
noError = AdsErrorCode.NoError;
}
else
{
noError = this._syncPort.Write(0xf006, 0, entry.serverHandle, false);
bool flag2 = this._symbolTable.Remove(variableHandle);
bool flag3 = this._symbolPathTable.Remove(entry.symbolPath);
}
}
}
return(noError);
}
private AdsErrorCode TryReadSymbolic(ISymbol address, int numBytes, byte[] value, out int read)
{
if (address == null)
{
throw new ArgumentNullException("address");
}
if (this.Connection == null)
{
throw new AdsException("Connection not established!");
}
AdsErrorCode noError = AdsErrorCode.NoError;
using (new AdsConnectionRestore(this))
{
int handle = 0;
noError = this.Connection.RawInterface.TryCreateVariableHandle(address.InstancePath, false, out handle);
read = 0;
if (noError == AdsErrorCode.NoError)
{
try
{
return(this.Connection.RawInterface.Read(handle, 0, numBytes, value, false, out read));
}
finally
{
AdsErrorCode code2 = this.Connection.RawInterface.TryDeleteVariableHandle(handle, false);
if (noError == AdsErrorCode.NoError)
{
noError = code2;
}
}
}
return(AdsErrorCode.DeviceSymbolNotFound);
}
}
public AdsErrorCode Disconnect(Func <AdsErrorCode> action)
{
AdsErrorCode result = action();
this.AfterDisconnect(result);
return(result);
}
public AdsErrorCode TryRead(out object[] values, out AdsErrorCode[] returnCodes)
{
IList <SumDataEntity> sumEntities = this.CreateSumEntityInfos();
base.innerCommand = new SumRead(base.connection, sumEntities, TwinCAT.Ads.SumCommand.SumCommand.SumAccessMode.IndexGroupIndexOffset);
values = null;
IList <byte[]> readData = null;
AdsErrorCode code = base.innerCommand.TryReadRaw(out readData, out returnCodes);
if (code == AdsErrorCode.NoError)
{
values = new object[sumEntities.Count];
IList <Symbol> unwrappedSymbols = base.UnwrappedSymbols;
ValueAccessor valueAccessor = base.ValueAccessor;
for (int i = 0; i < base.symbols.Count; i++)
{
ISymbol symbol = base.symbols[i];
if (returnCodes[i] == AdsErrorCode.NoError)
{
values[i] = valueAccessor.ValueFactory.CreateValue(symbol, readData[i], 0, DateTime.UtcNow);
}
}
}
return(code);
}
protected override void Dispose(bool disposing)
{
if (!base._disposed)
{
Module.Trace.TraceVerbose($"TcAdsSyncPort.Dispose({this._id:d}); disposing={disposing.ToString()}");
if (disposing)
{
if (this._notificationMngt != null)
{
this._notificationMngt.Dispose();
this._notificationMngt = null;
}
if (this._routerSyncWindow != null)
{
this._routerSyncWindow.Dispose();
this._routerSyncWindow = null;
}
if (this._symbolTable != null)
{
this._symbolTable.Dispose();
this._symbolTable = null;
}
}
AdsErrorCode code = this.OnClosePort();
base.Dispose(disposing);
}
}
protected override void OnAfterWriteState(StateInfo adsState, AdsErrorCode result)
{
foreach (ICommunicationInterceptHandler handler in this._list)
{
handler.AfterWriteState(adsState, result);
}
}
protected override void OnAfterDisconnect(AdsErrorCode errorCode)
{
foreach (ICommunicationInterceptHandler handler in this._list)
{
handler.AfterDisconnect(errorCode);
}
}
public AdsErrorCode TryCreateHandles(out ISumHandleCollection handles)
{
IList <SumDataEntity> sumEntities = this.CreateSumEntityInfos();
handles = null;
AdsErrorCode[] returnCodes = null;
List <byte[]> writeData = new List <byte[]>();
IList <byte[]> readData = null;
foreach (InstancePathSumEntity entity in sumEntities)
{
writeData.Add(entity.GetWriteBytes());
}
base.innerCommand = new SumReadWrite(this._connection, sumEntities, TwinCAT.Ads.SumCommand.SumCommand.SumAccessMode.AquireHandleByName);
AdsErrorCode code = base.innerCommand.TryReadWriteRaw(writeData, out readData, out returnCodes);
if (code == AdsErrorCode.NoError)
{
handles = new SumHandleList();
for (int i = 0; i < sumEntities.Count; i++)
{
uint handle = 0;
if (returnCodes[i] == AdsErrorCode.NoError)
{
handle = BitConverter.ToUInt32(readData[i], 0);
}
handles.Add(new SumHandleInstancePathEntry(this._instancePaths[i], handle, returnCodes[i]));
}
}
return(code);
}
public AdsErrorCode TryCreateHandles(out ISumHandleCollection handles)
{
IList <SumDataEntity> list = this.CreateSumEntityInfos();
handles = null;
AdsErrorCode[] returnCodes = null;
IList <byte[]> readData = null;
int[] readDataSizes = null;
AdsErrorCode code = base.Execute(null, out readData, out readDataSizes, out returnCodes);
if (code == AdsErrorCode.NoError)
{
handles = new SumHandleList();
for (int i = 0; i < list.Count; i++)
{
uint notificationHandle = 0;
if (returnCodes[i] == AdsErrorCode.NoError)
{
notificationHandle = BitConverter.ToUInt32(readData[i], 0);
}
handles.Add(new SumNotificationHandleEntry(this._variableHandles[i], notificationHandle, returnCodes[i]));
}
}
return(code);
}
private TcLocalSystem(TransportProtocol protocol)
{
object[] args = new object[] { this.GetHashCode() };
using (new MethodTrace("ID: {0:d})", args))
{
if (protocol == TransportProtocol.All)
{
this._port = this.AdsPortOpen();
}
else
{
if (protocol != TransportProtocol.Router)
{
throw new NotSupportedException("Enforced Tcp/IP Transport not available yet!");
}
this._port = this.AdsPortOpenEx();
}
this._routerPort = this._port >= 0x8000;
if (this._port == 0)
{
ThrowAdsException(AdsErrorCode.ClientPortNotOpen);
}
this._refCount = 0;
this._amsRouterNotificationDelegate = new TcAdsDllWrapper.AmsRouterNotificationDelegate(this.OnRouterNotification);
base.address = new AmsAddress(base.GetLocalNetId(), AmsPort.SystemService);
this.UpdateRouterState();
AdsErrorCode code = this.AmsRegisterRouterNotification(this._amsRouterNotificationDelegate, false);
this._routerNotificationsRegistered = code == AdsErrorCode.NoError;
}
}
public DisposableNotificationExHandleBag(IAdsConnection client, IDictionary <string, AnyTypeSpecifier> dict, NotificationSettings settings, object userData) : base(client)
{
if (dict == null)
{
throw new ArgumentNullException("dict");
}
if (dict.Count == 0)
{
throw new ArgumentOutOfRangeException("dict");
}
base.handleDict = new SumHandleList();
base.validHandleDict = new Dictionary <string, uint>();
foreach (KeyValuePair <string, AnyTypeSpecifier> pair in dict)
{
uint handle = 0;
AnyTypeSpecifier specifier = pair.Value;
Type tp = null;
int[] args = null;
specifier.GetAnyTypeArgs(out tp, out args);
AdsErrorCode errorCode = client.TryAddDeviceNotificationEx(pair.Key, settings, userData, tp, args, out handle);
base.handleDict.Add(new SumHandleInstancePathEntry(pair.Key, handle, errorCode));
if (errorCode == AdsErrorCode.NoError)
{
base.validHandleDict.Add(pair.Key, handle);
}
}
}
public AdsErrorCode BeforeDisconnect(Func <AdsErrorCode> action)
{
AdsErrorCode code = action();
((ICommunicationInterceptHandler)this).BeforeDisconnect();
return(code);
}
private void UpdateRouterState()
{
bool enabled = false;
if (!base._disposed)
{
try
{
if (this.AmsPortEnabled(false, out enabled) == AdsErrorCode.NoError)
{
if (enabled)
{
this._routerState = AmsRouterState.Start;
}
else
{
StateInfo info;
AdsErrorCode code = this.ReadState(false, out info);
this._routerState = AmsRouterState.Stop;
if (code == AdsErrorCode.PortNotConnected)
{
this._routerState = AmsRouterState.Removed;
}
}
}
}
catch (Exception exception)
{
Module.Trace.TraceError(exception);
}
}
}
public virtual NotificationEntry DeleteNotification(int notificationHandle, out AdsErrorCode result)
{
result = AdsErrorCode.NoError;
NotificationEntry entry = null;
Dictionary <int, NotificationEntry> dictionary = this._notificationTable;
lock (dictionary)
{
if (this._notificationTable.ContainsKey(notificationHandle))
{
entry = this._notificationTable[notificationHandle];
}
}
if (entry == null)
{
result = AdsErrorCode.ClientRemoveHash;
return(null);
}
Dictionary <int, NotificationEntry> dictionary2 = this._notificationTable;
lock (dictionary2)
{
this._notificationTable.Remove(notificationHandle);
}
return(entry);
}
protected override void OnAfterWriteState(TwinCAT.Ads.StateInfo adsState, AdsErrorCode result)
{
if (result == AdsErrorCode.NoError)
{
this.setAdsState(adsState);
}
}
public LostCommunicationState(TimeSpan timeout, AdsErrorCode causingError) : base(timeout)
{
this._lostTime = DateTime.UtcNow;
this._error = causingError;
object[] args = new object[] { causingError };
Module.TraceSession.TraceInformation("FailFastHandlerInterceptor --> Lost (Caused by '{0}')", args);
}
public DisposableNotificationHandleBag(IAdsConnection client, IEnumerable <ISymbol> symbols, NotificationSettings settings, object userData) : base(client)
{
if (symbols == null)
{
throw new ArgumentNullException("dict");
}
int length = Enumerable.Sum <ISymbol>(symbols, s => s.ByteSize);
this._stream = new AdsStream(length);
base.handleDict = new SumHandleList();
this._handleSymbolDict = new Dictionary <uint, ISymbol>();
base.validHandleDict = new Dictionary <string, uint>();
int offset = 0;
foreach (ISymbol symbol in symbols)
{
uint handle = 0;
int byteSize = symbol.ByteSize;
AdsErrorCode errorCode = client.TryAddDeviceNotification(symbol.InstancePath, this._stream, offset, byteSize, settings, userData, out handle);
base.handleDict.Add(new SumHandleInstancePathEntry(symbol.InstancePath, handle, errorCode));
if (errorCode == AdsErrorCode.NoError)
{
base.validHandleDict.Add(symbol.InstancePath, handle);
this._handleSymbolDict.Add(handle, symbol);
}
offset += byteSize;
}
}
public AdsErrorCode InjectError(AdsErrorCode error, bool throwAdsException)
{
if (throwAdsException)
{
ThrowAdsException(error);
}
return(error);
}
private static AdsErrorException CreateException(string message, AdsErrorCode adsErrorCode)
{
if (adsErrorCode == AdsErrorCode.NoError)
{
throw new ArgumentException("No error indicated!", "adsErrorCode");
}
return(new AdsErrorException(ResMan.GetString(message, adsErrorCode), adsErrorCode));
}
public AdsErrorCode AdsWriteRes(AmsAddress rAddr, uint invokeId, AdsErrorCode result)
{
TcAdsWriteResHeader adsHeader = new TcAdsWriteResHeader {
_result = result
};
return(this.AdsResponse(rAddr, invokeId, 3, 0, adsHeader, null));
}
public AdsErrorCode InjectError(AdsErrorCode error, bool throwAdsException)
{
AdsErrorCode noError = AdsErrorCode.NoError;
Func <AdsErrorCode> del = () => ((IAdsErrorInjector)this._inner).InjectError(error, false);
noError = this.Invoke(del);
this.CheckResult(throwAdsException, noError);
return(noError);
}
public override void GetObjectData(SerializationInfo info, StreamingContext context)
{
if (info == null)
{
throw new ArgumentNullException("info");
}
this._errorCode = (AdsErrorCode)info.GetInt32("ErrorCode");
this.GetObjectData(info, context);
}
public void Connect()
{
AdsErrorCode adsErrorCode = this.OnOpenPort();
if (adsErrorCode != AdsErrorCode.NoError)
{
ThrowAdsException(adsErrorCode);
}
}
public void Disconnect()
{
AdsErrorCode adsErrorCode = this.OnClosePort();
if (adsErrorCode != AdsErrorCode.NoError)
{
ThrowAdsException(adsErrorCode);
}
}
public override int TryWriteArrayElementValue(ISymbol arraySymbol, int[] indices, byte[] value, int valOffset, out DateTime writeTime)
{
if (this.Connection == null)
{
throw new AdsException("Connection not established!");
}
if (arraySymbol == null)
{
throw new ArgumentNullException("arraySymbol");
}
AdsErrorCode noError = AdsErrorCode.NoError;
IArrayType arrayType = null;
IResolvableType dataType = arraySymbol.DataType as IResolvableType;
arrayType = (dataType == null) ? (arraySymbol.DataType as IArrayType) : (dataType.ResolveType(DataTypeResolveStrategy.AliasReference) as IArrayType);
if (arrayType == null)
{
throw new ArgumentException("Is not an array type", "arraySymbol");
}
ValueAccessMode mode = this.calcAccessMethod(arraySymbol);
writeTime = DateTime.MinValue;
if ((indices == null) || (indices.Length == 0))
{
int byteSize = arraySymbol.ByteSize;
IAdsSymbol symbol2 = (IAdsSymbol)Symbol.Unwrap(arraySymbol);
if (value.Length != byteSize)
{
throw new ArgumentException("Value array size mismatch!", "value");
}
if (mode == ValueAccessMode.IndexGroupOffset)
{
noError = this.Connection.RawInterface.Write(symbol2.IndexGroup, symbol2.IndexOffset, valOffset, byteSize, value, false);
}
}
else
{
ArrayType.CheckIndices(indices, arrayType, false);
int elementOffset = ArrayType.GetElementOffset(indices, arrayType);
int byteSize = arrayType.ElementType.ByteSize;
if (mode != ValueAccessMode.IndexGroupOffset)
{
noError = this.TryWriteSymbolic(arraySymbol, valOffset, byteSize, value);
}
else
{
IAdsSymbol symbol = (IAdsSymbol)Symbol.Unwrap(arraySymbol);
noError = this.Connection.RawInterface.Write(symbol.IndexGroup, symbol.IndexOffset + ((uint)elementOffset), valOffset, byteSize, value, false);
}
}
if (noError != AdsErrorCode.NoError)
{
writeTime = DateTime.UtcNow;
}
return((int)noError);
}
protected override unsafe AdsErrorCode GetLocalAddress(byte *data, bool throwAdsException)
{
AdsErrorCode adsErrorCode = TcAdsDllWrapper.UnsafeNativeMethods.AdsGetLocalAddressEx(base._port, (void *)data);
if ((adsErrorCode != AdsErrorCode.NoError) & throwAdsException)
{
ThrowAdsException(adsErrorCode);
}
return(adsErrorCode);
}
protected override AdsErrorCode SetTimeout(int timeout, bool throwAdsException)
{
AdsErrorCode adsErrorCode = TcAdsDllWrapper.UnsafeNativeMethods.AdsSyncSetTimeoutEx(base._port, timeout);
if ((adsErrorCode != AdsErrorCode.NoError) & throwAdsException)
{
ThrowAdsException(adsErrorCode);
}
return(adsErrorCode);
}
public void WriteRaw(IList <byte[]> writeData)
{
AdsErrorCode[] returnCodes = null;
AdsErrorCode code = this.TryWriteRaw(writeData, out returnCodes);
if (base.Failed)
{
throw new AdsSumCommandException("SumWriteCommand failed!", this);
}
}
