private static CustomAttributeTypedArgument LoadObject(IBinaryAccessor accessor, Module module)
{
bool isArray = false;
int elementType = (int)accessor.ReadByte();
if (elementType == ElementType.SzArray)
{
isArray = true;
elementType = (int)accessor.ReadByte();
}
switch (elementType)
{
case ElementType.Enum:
{
string enumTypeName = CustomAttributeHelper.ReadBlobString(accessor);
int length = isArray ? CustomAttributeHelper.ReadArrayLength(accessor) : 1;
return(LoadEnum(accessor, module, enumTypeName, isArray, length));
}
default:
{
int length = isArray ? CustomAttributeHelper.ReadArrayLength(accessor) : 1;
return(Load(accessor, module, elementType, isArray, length));
}
}
}
private CustomAttributeTypedArgument LoadValue(IBinaryAccessor accessor, TypeSignature typeSig)
{
bool isArray = false;
while (typeSig.ElementType != null)
{
if (typeSig.ElementCode == TypeElementCode.Array)
{
isArray = true;
}
typeSig = typeSig.ElementType;
}
var typeRef = typeSig as TypeReference;
if (typeRef == null)
{
throw new CodeModelException(string.Format(SR.AssemblyLoadError, _module.Location));
}
int length = isArray ? CustomAttributeHelper.ReadArrayLength(accessor) : 1;
return(CustomAttributeTypedArgument.Load(accessor, _module, typeRef, isArray, length));
}
internal static CustomAttributeNamedArgument Load(IBinaryAccessor accessor, Module module)
{
var argument = new CustomAttributeNamedArgument();
int argumentType = accessor.ReadByte();
switch (argumentType)
{
case Metadata.ElementType.Field:
argument._type = CustomAttributeNamedArgumentType.Field;
break;
case Metadata.ElementType.Property:
argument._type = CustomAttributeNamedArgumentType.Property;
break;
default:
throw new InvalidDataException();
}
bool isArray = false;
int elementType = accessor.ReadByte();
if (elementType == ElementType.SzArray)
{
elementType = accessor.ReadByte();
isArray = true;
}
switch (elementType)
{
case ElementType.Enum:
{
string enumTypeName = CustomAttributeHelper.ReadBlobString(accessor);
enumTypeName = enumTypeName.TrimEnd(new char[] { '\0' });
argument._name = CustomAttributeHelper.ReadBlobString(accessor);
int arrayLength = isArray ? CustomAttributeHelper.ReadArrayLength(accessor) : 1;
argument._value = CustomAttributeTypedArgument.LoadEnum(accessor, module, enumTypeName, isArray, arrayLength);
}
break;
default:
{
argument._name = CustomAttributeHelper.ReadBlobString(accessor);
int arrayLength = isArray ? CustomAttributeHelper.ReadArrayLength(accessor) : 1;
argument._value = CustomAttributeTypedArgument.Load(accessor, module, elementType, isArray, arrayLength);
}
break;
}
return(argument);
}
private static TypeSignature LoadType(IBinaryAccessor accessor, Module module)
{
string typeName = CustomAttributeHelper.ReadBlobString(accessor);
if (typeName != null)
{
typeName = typeName.TrimEnd(new char[] { '\0' });
}
if (string.IsNullOrEmpty(typeName))
{
return(null);
}
var typeSig = TypeSignature.Parse(typeName, true);
typeSig = (TypeSignature)typeSig.Relocate(module);
return(typeSig);
}
private static CustomAttributeTypedArgument LoadString(IBinaryAccessor accessor, Module module, bool isArray, int arrayLength)
{
var type = TypeReference.GetPrimitiveType(PrimitiveTypeCode.String, module.Assembly);
if (isArray)
{
var value = new string[arrayLength];
for (int i = 0; i < arrayLength; i++)
{
value[i] = CustomAttributeHelper.ReadBlobString(accessor);
}
return(new CustomAttributeTypedArgument(value, type));
}
else
{
string value = CustomAttributeHelper.ReadBlobString(accessor);
return(new CustomAttributeTypedArgument(value, type));
}
}
