public static bool IsVoStructOrUnion(this TypeSymbol _type)
{
// TODO (nvk): there must be a better way!
NamedTypeSymbol type = null;
if (_type != null)
{
type = _type.OriginalDefinition as NamedTypeSymbol;
}
if (type is SourceNamedTypeSymbol)
{
return((type as SourceNamedTypeSymbol).IsSourceVoStructOrUnion);
}
if (type is Metadata.PE.PENamedTypeSymbol)
{
if ((object)type != null && type.Arity == 0 && !type.MangleName)
{
var attrs = type.GetAttributes();
foreach (var attr in attrs)
{
var atype = attr.AttributeClass;
if (atype.IsOurAttribute(OurTypeNames.VOStructAttribute))
{
return(true);
}
}
}
}
return(false);
}
public static int VoStructOrUnionSizeInBytes(this TypeSymbol _type)
{
// TODO (nvk): there must be a better way!
NamedTypeSymbol type = null;
if (_type != null)
{
type = _type.OriginalDefinition as NamedTypeSymbol;
}
if ((object)type != null && type.Arity == 0 && !type.MangleName)
{
if (type is SourceNamedTypeSymbol)
{
var sourceType = (SourceNamedTypeSymbol)type;
if (sourceType.IsSourceVoStructOrUnion)
{
return(sourceType.VoStructSize);
}
}
else if (type is Metadata.PE.PENamedTypeSymbol)
{
var attrs = type.GetAttributes();
foreach (var attr in attrs)
{
var atype = attr.AttributeClass;
if (atype.IsOurAttribute(OurTypeNames.VOStructAttribute))
{
return(attr.ConstructorArguments.FirstOrNullable()?.DecodeValue <int>(SpecialType.System_Int32) ?? 0);
}
}
}
}
return(0);
}
public sealed override ImmutableArray <CSharpAttributeData> GetAttributes()
{
return(_originalDefinition.GetAttributes());
}
