DmdCustomAttributeData Read(DmdConstructorInfo ctor)
{
var ctorParams = ctor.GetMethodSignature().GetParameterTypes();
bool isEmpty = ctorParams.Count == 0 && reader.Position == reader.Length;
if (!isEmpty && reader.ReadUInt16() != 1)
{
throw new CABlobParserException("Invalid CA blob prolog");
}
var ctorArgs = new DmdCustomAttributeTypedArgument[ctorParams.Count];
for (int i = 0; i < ctorArgs.Length; i++)
{
ctorArgs[i] = ReadFixedArg(FixTypeSig(ctorParams[i]));
}
// Some tools don't write the next ushort if there are no named arguments.
int numNamedArgs = reader.Position == reader.Length ? 0 : reader.ReadUInt16();
var namedArgs = ReadNamedArguments(numNamedArgs);
// Match reflection named argument order: fields before properties,
// and order of fields/properties is identical to the order returned
// by GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic) and
// GetProperties(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic).
Array.Sort(namedArgs, ReflectionNamedArgumentComparerDelegate);
return(new DmdCustomAttributeData(ctor, ctorArgs, namedArgs, isPseudoCustomAttribute: false));
}
DmdCustomAttributeTypedArgument ReadArrayArgument(DmdType arrayType) {
if (!arrayType.IsSZArray)
throw new ArgumentException();
if (!IncrementRecursionCounter())
throw new CABlobParserException("Stack overflow");
object argValue;
int arrayCount = reader.ReadInt32();
if (arrayCount == -1)// -1 if it's null
argValue = null;
else if (arrayCount < 0)
throw new CABlobParserException("Array is too big");
else {
var array = new DmdCustomAttributeTypedArgument[arrayCount];
var elemType = FixTypeSig(arrayType.GetElementType());
for (int i = 0; i < array.Length; i++)
array[i] = ReadFixedArg(elemType);
argValue = ReadOnlyCollectionHelpers.Create(array);
}
DecrementRecursionCounter();
return new DmdCustomAttributeTypedArgument(arrayType, argValue);
}
