internal static void CheckIndices(int[] indices, IArrayType arrayType, bool acceptOversampled)
{
IOversamplingSupport support = arrayType as IOversamplingSupport;
bool flag = ((support != null) && support.IsOversampled) & acceptOversampled;
ArrayIndexConverter.CheckIndices(indices, arrayType.Dimensions.LowerBounds, arrayType.Dimensions.UpperBounds, false, acceptOversampled);
}
private Array createPrimitiveValueArray(IArrayInstance arraySymbol, byte[] rawData, int offset, DateTime utcReadTime)
{
Array array = null;
IArrayType dataType = (IArrayType)arraySymbol.DataType;
IDataType elementType = dataType.ElementType;
IResolvableType type3 = elementType as IResolvableType;
if (type3 != null)
{
elementType = type3.ResolveType(DataTypeResolveStrategy.AliasReference);
}
int elementCount = dataType.Dimensions.ElementCount;
Type managed = null;
int[] dimensionLengths = dataType.Dimensions.GetDimensionLengths();
Array.Reverse(dimensionLengths);
array = !base.valueConverter.TryGetManagedType(elementType, out managed) ? Array.CreateInstance(typeof(object), dimensionLengths) : Array.CreateInstance(managed, dimensionLengths);
foreach (int[] numArray2 in new ArrayIndexIterator(dataType, false))
{
int[] numArray3 = ArrayIndexConverter.NormalizeIndices(numArray2, dataType);
Array.Reverse(numArray3);
int num2 = ArrayIndexConverter.IndicesToSubIndex(numArray2, dataType);
object obj2 = this.CreateValue(arraySymbol.SubSymbols[num2], rawData, offset, utcReadTime);
array.SetValue(obj2, numArray3);
offset += elementType.ByteSize;
}
return(array);
}
internal static bool AreIndicesValid(int[] indices, IArrayType type, bool acceptOversampled)
{
IOversamplingSupport support = type as IOversamplingSupport;
bool oversampled = ((support != null) && support.IsOversampled) & acceptOversampled;
return(ArrayIndexConverter.TryCheckIndices(indices, type.Dimensions.LowerBounds, type.Dimensions.UpperBounds, false, oversampled));
}
internal Symbol(int[] indices, bool oversampleElement, ISymbol parent)
{
this.accessRights = SymbolAccessRights.All;
if (parent == null)
{
throw new ArgumentNullException("parent");
}
this.factoryServices = ((ISymbolFactoryServicesProvider)parent).FactoryServices;
this.parent = parent;
base.Bind(((IBinderProvider)parent).Binder);
string str = string.Empty;
ArrayType type = (ArrayType)((DataType)parent.DataType).ResolveType(DataTypeResolveStrategy.AliasReference);
type.CheckIndices(indices, oversampleElement);
str = !oversampleElement?ArrayIndexConverter.IndicesToString(indices) : ArrayIndexConverter.OversamplingSubElementToString(type.Dimensions.ElementCount);
base.instanceName = parent.InstanceName + str;
this.instancePath = parent.InstancePath + str;
DataType elementType = (DataType)type.ElementType;
base.resolvedDataType = elementType;
base.flags = this.getSymbolFlags(parent, elementType);
if (base.resolvedDataType != null)
{
base.size = base.resolvedDataType.Size;
base.dataTypeId = ((DataType)base.resolvedDataType).DataTypeId;
base.category = base.resolvedDataType.Category;
base.typeName = base.resolvedDataType.Name;
}
else
{
base.size = !base.IsBitType ? type.ElementSize : 1;
base.dataTypeId = type.ElementTypeId;
base.category = DataTypeCategory.Unknown;
base.typeName = type.ElementTypeName;
}
if (!oversampleElement)
{
this.calcAccess(parent, elementType, ArrayType.GetElementOffset(indices, (IArrayType)((DataType)parent.DataType).ResolveType(DataTypeResolveStrategy.AliasReference)), base.flags, elementType.Flags, out this.indexGroup, out this.indexOffset);
}
else
{
this.indexGroup = 0xf019;
this.indexOffset = 0;
}
base.SetContextMask(((IContextMaskProvider)parent).ContextMask);
DataTypeCategory category = base.category;
}
internal static bool IsOversamplingIndex(int[] indices, IArrayType type) => ArrayIndexConverter.IsOversamplingIndex(indices, type);
internal int[] GetIndicesOfPosition(int position) => ArrayIndexConverter.SubIndexToIndices(position, this);
internal static int GetElementPosition(int[] indices, IArrayType type)
{
CheckIndices(indices, type, false);
return(ArrayIndexConverter.IndicesToSubIndex(indices, type));
}
internal TcAdsSymbolInfo CreateArrayElement(TcAdsSymbolInfo parentArrayInstance, TcAdsDataType parentArrayType, int subIndex)
{
if (parentArrayInstance == null)
{
throw new ArgumentNullException("arrayInstance");
}
if (parentArrayType == null)
{
throw new ArgumentNullException("parentArrayType");
}
TcAdsSymbolInfo info = null;
ITcAdsDataType baseType = parentArrayType.BaseType;
if (baseType == null)
{
DataTypeException innerException = new DataTypeException("Base type of Array '{0}' not defined!", parentArrayType);
throw new AdsSymbolException("Cannot create array element!", parentArrayInstance, innerException);
}
bool isBitType = parentArrayInstance.IsBitType;
ReadOnlyDimensionCollection dimensions = parentArrayType.Dimensions;
int elementSize = this.calcElementBaseSize(parentArrayInstance);
if (subIndex < parentArrayType.Dimensions.ElementCount)
{
info = new TcAdsSymbolInfo(this._parser, parentArrayInstance, subIndex)
{
size = (uint)elementSize,
typeEntryFlags = this.createElementTypeEntryFlags(parentArrayInstance, (TcAdsDataType)baseType),
flags = this.createElementSymbolFlags(parentArrayInstance, (TcAdsDataType)baseType),
dataTypeId = (baseType == null) ? AdsDatatypeId.ADST_BIGTYPE : baseType.DataTypeId
};
if (baseType != null)
{
info.typeName = baseType.Name;
info.arrayInfo = baseType.Dimensions.ToArray();
}
else
{
info.typeName = parentArrayType.BaseTypeName;
info.arrayInfo = null;
}
info.comment = parentArrayInstance.Comment;
this.calcArrayElementIndexGroupIndexOffset(subIndex, parentArrayInstance, elementSize, out info.indexGroup, out info.indexOffset);
string str = ArrayIndexConverter.SubIndexToIndexString(parentArrayType.Dimensions.LowerBounds, parentArrayType.Dimensions.UpperBounds, subIndex);
info.instancePath = parentArrayInstance.instancePath + str;
info.shortName = parentArrayInstance.shortName + str;
info.attributes = parentArrayInstance.attributes;
}
if ((subIndex == parentArrayType.Dimensions.ElementCount) && ((parentArrayType.Flags & (AdsDataTypeFlags.None | AdsDataTypeFlags.Oversample)) != AdsDataTypeFlags.None))
{
info = new TcAdsSymbolInfo(this._parser, parentArrayInstance, subIndex)
{
size = (uint)elementSize,
typeEntryFlags = this.createElementTypeEntryFlags(parentArrayInstance, (TcAdsDataType)baseType),
flags = this.createElementSymbolFlags(parentArrayInstance, (TcAdsDataType)baseType)
};
if (info.typeEntryFlags.HasFlag(AdsDataTypeFlags.None | AdsDataTypeFlags.Static))
{
info.indexGroup = 0xf019;
info.indexOffset = 0;
}
else
{
info.indexGroup = parentArrayInstance.indexGroup;
info.indexOffset = parentArrayInstance.indexOffset;
}
if (baseType != null)
{
info.dataTypeId = baseType.DataTypeId;
info.typeName = baseType.Name;
}
else
{
info.dataTypeId = AdsDatatypeId.ADST_BIGTYPE;
info.typeName = parentArrayType.BaseTypeName;
}
info.comment = parentArrayInstance.Comment;
string str2 = ArrayIndexConverter.OversamplingSubElementToString(subIndex);
info.instancePath = parentArrayInstance.instancePath + str2;
info.shortName = parentArrayInstance.shortName + str2;
if ((parentArrayType.Flags & (AdsDataTypeFlags.None | AdsDataTypeFlags.PropItem)) == (AdsDataTypeFlags.None | AdsDataTypeFlags.PropItem))
{
info.indexGroup = 0xf017;
info.indexOffset = parentArrayType.TypeHashValue;
}
info.attributes = parentArrayInstance.attributes;
}
return(info);
}
private TcAdsSymbolInfo GetSubSymbol(TcAdsSymbolInfo symbol, string symbolName, int pos)
{
TcAdsSymbolInfo parent = null;
if (symbol.DataType == null)
{
symbol.dataType = this.GetTypeByName(symbol.typeName);
}
if (symbol.DataType != null)
{
ITcAdsDataType type = symbol.ResolveType(DataTypeResolveStrategy.AliasReference);
if (type.SubItems.Count > 0)
{
string str = symbolName;
char[] anyOf = new char[] { '.', '[' };
int length = str.IndexOfAny(anyOf, pos + 1);
if (length != -1)
{
str = str.Substring(0, length);
}
bool flag = str[str.Length - 1] == '^';
if (flag)
{
str = str.Substring(0, str.Length - 1);
}
for (int i = 0; i < type.SubItems.Count; i++)
{
parent = this.GetSubSymbol(symbol, i, true);
if (parent.instancePath.Equals(str, StringComparison.OrdinalIgnoreCase))
{
if ((parent != null) & flag)
{
parent = this.GetSubSymbol(parent, 0, true);
}
if (length != -1)
{
parent = this.GetSubSymbol(parent, symbolName, length);
}
return(parent);
}
}
return(null);
}
if (type.Dimensions.Count > 0)
{
SymbolParser.ArrayIndexType type2;
IList <int[]> jaggedIndices = null;
int index = symbolName.IndexOf(']', pos + 1);
if (index == -1)
{
return(null);
}
int length = symbol.instancePath.Length;
if (!SymbolParser.TryParseIndices(symbolName.Substring(length, (index + 1) - length), out jaggedIndices, out type2))
{
goto TR_0013;
}
else if (jaggedIndices.Count <= 1)
{
ReadOnlyDimensionCollection dimensions = type.Dimensions;
bool flag3 = type2 == SymbolParser.ArrayIndexType.Oversample;
if (ArrayIndexConverter.TryCheckIndices(jaggedIndices, type))
{
int subIndex = -1;
if (ArrayIndexConverter.TryGetSubIndex(jaggedIndices[0], dimensions.LowerBounds, dimensions.UpperBounds, type2 == SymbolParser.ArrayIndexType.Oversample, out subIndex))
{
parent = this.GetSubSymbol(symbol, subIndex, true);
if ((parent != null) && (symbolName.Length > (index + 1)))
{
parent = this.GetSubSymbol(parent, symbolName, index + 1);
}
}
}
}
else
{
goto TR_0013;
}
}
}
return(parent);
TR_0013:
return(null);
}
