private void ReadEnum(TagRepository rpa, CatalogReader catalog, BinaryReader reader)
{
byte underlyingTypeSymbol = reader.ReadByte();
bool isSigned;
uint literalSize;
switch ((EnumUnderlyingType)underlyingTypeSymbol)
{
case EnumUnderlyingType.Int8:
case EnumUnderlyingType.Int16:
case EnumUnderlyingType.Int32:
case EnumUnderlyingType.Int64:
isSigned = true;
break;
case EnumUnderlyingType.UInt8:
case EnumUnderlyingType.UInt16:
case EnumUnderlyingType.UInt32:
case EnumUnderlyingType.UInt64:
isSigned = false;
break;
default:
throw new Exception("Unrecognized enum underlying type");
}
switch ((EnumUnderlyingType)underlyingTypeSymbol)
{
case EnumUnderlyingType.Int8:
case EnumUnderlyingType.UInt8:
literalSize = 1;
break;
case EnumUnderlyingType.Int16:
case EnumUnderlyingType.UInt16:
literalSize = 2;
break;
case EnumUnderlyingType.Int32:
case EnumUnderlyingType.UInt32:
literalSize = 4;
break;
case EnumUnderlyingType.Int64:
case EnumUnderlyingType.UInt64:
literalSize = 8;
break;
default:
throw new Exception();
}
uint numLiterals = reader.ReadUInt32();
HighEnumLiteral[] literals = new HighEnumLiteral[numLiterals];
for (uint i = 0; i < numLiterals; i++)
literals[i] = HighEnumLiteral.Read(catalog, reader, literalSize, isSigned);
m_enumLiterals = literals;
m_underlyingType = (EnumUnderlyingType)underlyingTypeSymbol;
}
public EnumSerializationInfo(TypeReference reference, EnumUnderlyingType underlyingType)
{
Type = reference;
UnderlyingType = underlyingType;
}
public void Read(TagRepository rpa, CatalogReader catalog, BinaryReader reader)
{
m_semantics = (TypeSemantics)reader.ReadByte();
switch (m_semantics)
{
case TypeSemantics.Class:
case TypeSemantics.Interface:
case TypeSemantics.Struct:
case TypeSemantics.Enum:
case TypeSemantics.Delegate:
break;
default:
throw new RpaLoadException("Invalid type semantics");
}
m_typeName = catalog.GetTypeName(reader.ReadUInt32());
if (m_typeName.AssemblyName != catalog.AssemblyName)
throw new Exception("Type definition outside of assembly");
m_numGenericParameters = m_typeName.NumGenericParameters;
m_underlyingType = EnumUnderlyingType.NotEnum;
if (m_semantics == TypeSemantics.Delegate)
{
this.ReadDelegate(rpa, catalog, reader);
}
else if (m_semantics == TypeSemantics.Enum)
{
this.ReadEnum(rpa, catalog, reader);
}
else
{
this.ReadClassDefinitions(rpa, catalog, reader);
if (m_semantics == Clarity.Rpa.TypeSemantics.Class || m_semantics == Clarity.Rpa.TypeSemantics.Struct)
this.ReadClassStatics(rpa, catalog, reader);
}
}