internal int InitializeStruct(IList <ITcAdsSubItem> subItems, Type type, AdsBinaryReader reader, int readerOffset, out object value)
{
int num = 0;
object obj2 = type.InvokeMember(null, BindingFlags.CreateInstance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly, null, null, null);
FieldInfo[] fields = type.GetFields();
if (fields.Length != subItems.Count)
{
throw new ArgumentException($"Cannot convert data type of symbol to this type.Expected number of fields {subItems.Count}, actual number is {fields.Length}", "type");
}
for (int i = 0; i < fields.Length; i++)
{
TcAdsSubItem item = (TcAdsSubItem)subItems[i];
if ((item.BaseType.Category == DataTypeCategory.Primitive) || (item.BaseType.Category == DataTypeCategory.String))
{
if (fields[i].FieldType != ((TcAdsDataType)item.BaseType).ManagedType)
{
throw new ArgumentException("Cannot convert data type of symbol to this type.", "type");
}
object obj3 = null;
num += this.InitializePrimitiveType(item.BaseType.Name, fields[i].FieldType, item.DataTypeId, item.Size, reader, readerOffset + item.Offset, out obj3);
fields[i].SetValue(obj2, obj3);
}
else if (item.BaseType.Category == DataTypeCategory.Enum)
{
if (fields[i].FieldType != ((TcAdsDataType)item.BaseType).ManagedType)
{
throw new ArgumentException("Cannot convert data type of symbol to this type.", "type");
}
object obj4 = null;
num += this.InitializeEnum(item.BaseType.Name, fields[i].FieldType, item.DataTypeId, item.Size, reader, readerOffset + item.Offset, out obj4);
fields[i].SetValue(obj2, obj4);
}
else if (item.BaseType.Category == DataTypeCategory.Struct)
{
object obj5 = null;
num += this.InitializeStruct(item.BaseType.SubItems, fields[i].FieldType, reader, readerOffset + item.Offset, out obj5);
fields[i].SetValue(obj2, obj5);
}
else
{
if (item.BaseType.Category != DataTypeCategory.Array)
{
throw new ArgumentException($"Cannot convert data type of symbol to this type. ADS Data type '{item.BaseType.Name}' of subitem '{item.SubItemName}' not supported.", "type");
}
object obj6 = null;
num += this.InitializeArray(fields[i].FieldType, (TcAdsDataType)item.BaseType, reader, readerOffset + item.Offset, -1, out obj6);
fields[i].SetValue(obj2, obj6);
}
}
value = obj2;
return(num);
}
internal TcAdsSymbolInfo CreateSubSymbol(TcAdsSymbolInfo parent, int subIndex)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
ITcAdsDataType dataType = parent.DataType;
if (dataType == null)
{
throw new ArgumentException("DataType not specified", "parent");
}
if (((subIndex < 0) || (dataType.SubItems == null)) || (subIndex >= dataType.SubItems.Count))
{
throw new ArgumentOutOfRangeException("subIndex");
}
TcAdsSymbolInfo subSymbol = null;
if (parent.IsPointer && (subIndex > 0))
{
throw new ArgumentOutOfRangeException("subIndex");
}
TcAdsSubItem typeSubEntry = (TcAdsSubItem)dataType.SubItems[subIndex];
TcAdsDataType typeByName = (TcAdsDataType)this._parser.GetTypeByName(typeSubEntry.Name);
if (typeSubEntry != null)
{
if (typeByName != null)
{
typeSubEntry.AlignSubItemToType(typeByName);
}
subSymbol = new TcAdsSymbolInfo(this._parser, parent, subIndex)
{
size = (uint)typeSubEntry.Size,
dataTypeId = typeSubEntry.DataTypeId,
typeEntryFlags = this.createTypeEntryFlags(parent, typeSubEntry),
flags = this.createSubSymbolFlags(parent, typeSubEntry),
shortName = typeSubEntry.SubItemName
};
subSymbol.instancePath = $"{parent.instancePath}.{subSymbol.shortName}";
subSymbol.typeName = typeSubEntry.Name;
subSymbol.comment = typeSubEntry.Comment;
subSymbol.arrayInfo = typeSubEntry.ArrayInfo;
subSymbol.attributes = typeSubEntry.Attributes;
this.calcFieldAddress(parent, subSymbol, typeSubEntry, out subSymbol.indexGroup, out subSymbol.indexOffset);
}
return(subSymbol);
}
private void calcFieldAddress(TcAdsSymbolInfo parent, TcAdsSymbolInfo subSymbol, TcAdsSubItem subEntry, out uint indexGroup, out uint indexOffset)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
if (subSymbol == null)
{
throw new ArgumentNullException("subSymbol");
}
int subEntryOffset = 0;
if (subEntry != null)
{
subEntryOffset = subEntry.Offset;
}
if (subSymbol.IsStatic)
{
indexGroup = 0xf019;
indexOffset = 0;
}
else if (subSymbol.IsBitType && !parent.IsBitType)
{
this.calcBitAccessAddress(parent, subEntryOffset, out indexGroup, out indexOffset);
}
else if ((subEntry != null) && ((subEntry.Flags & (AdsDataTypeFlags.None | AdsDataTypeFlags.PropItem)) > AdsDataTypeFlags.None))
{
indexGroup = 0xf017;
indexOffset = subEntry.TypeHashValue;
}
else if (subSymbol.IsDereferencedPointer)
{
if (subSymbol.IsBitType)
{
indexGroup = 0xf01a;
indexOffset = 0;
}
else
{
indexGroup = 0xf014;
indexOffset = 0;
}
}
else if ((subSymbol.Category != DataTypeCategory.Reference) && !subSymbol.IsDereferencedReference)
{
indexGroup = parent.indexGroup;
indexOffset = parent.indexOffset + ((uint)subEntryOffset);
}
else if (subSymbol.IsBitType)
{
indexGroup = 0xf01b;
indexOffset = 0;
}
else
{
indexGroup = 0xf016;
indexOffset = 0;
}
}
private AdsDataTypeFlags createTypeEntryFlags(TcAdsSymbolInfo parent, TcAdsSubItem typeSubEntry) => (typeSubEntry.Flags | ((AdsDataTypeFlags.None | AdsDataTypeFlags.PropItem | AdsDataTypeFlags.ReferenceTo) & parent.typeEntryFlags));
private AdsSymbolFlags createSubSymbolFlags(TcAdsSymbolInfo parent, TcAdsSubItem typeSubEntry) => (((DataTypeFlagConverter.Convert(typeSubEntry.Flags) & (AdsSymbolFlags.Attributes | AdsSymbolFlags.BitValue | AdsSymbolFlags.ExtendedFlags | AdsSymbolFlags.InitOnReset | AdsSymbolFlags.ItfMethodAccess | AdsSymbolFlags.MethodDeref | AdsSymbolFlags.Persistent | AdsSymbolFlags.ReadOnly | AdsSymbolFlags.ReferenceTo | AdsSymbolFlags.Static | AdsSymbolFlags.TComInterfacePtr | AdsSymbolFlags.TypeGuid)) | (AdsSymbolFlags.ContextMask & parent.flags)) | ((AdsSymbolFlags.None | AdsSymbolFlags.Persistent) & parent.flags));