# File lib/rex/peparsey/pebase.rb, line 843
        def _parse_config_header

                #
                # Get the data directory entry, size, etc
                #
                exports_entry = _optional_header['DataDirectory'][IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG]
                rva           = exports_entry.v['VirtualAddress']
                size          = exports_entry.v['Size']

                return nil if size == 0

                #
                # Ok, so we have the data directory, now lets parse it
                #

                dirdata = _isource.read(rva_to_file_offset(rva), size)
                klass   = (ptr_64?) ? IMAGE_LOAD_CONFIG_DIRECTORY64 : IMAGE_LOAD_CONFIG_DIRECTORY32
                header  = klass.make_struct

                header.from_s(dirdata)
                        
                @config = ConfigHeader.new(header)
        end