DataType parseDataType(String dtName, CategoryPath category, int size) {
		DataType dt;
		try {
			dt = parser.parse(dtName, category);
		}
		catch (InvalidDataTypeException | CancelledException e) {
			return null;
		}
		if (size > 0 && size != dt.getLength()) {
			dt = adjustPointerDataTypes(size, dt);
		}
		return dt;
	}
Parse the specified dtName within the specified category.
@param dtName
@param category
@param size optional data-type size, or -1 for unspecified
@return data-type if found, or null if not found
Ghidra/Features/Base/src/main/java/ghidra/app/util/xml/DtParser.java