'Return a GNUTYPE_LONGNAME or GNUTYPE_LONGLINK sequence
for name.'

@classmethod
def _create_gnu_long_header(cls, name, type):

    name += NUL
    info = {}
    info['name'] = '././@LongLink'
    info['type'] = type
    info['size'] = len(name)
    info['magic'] = GNU_MAGIC
    return (cls._create_header(info, USTAR_FORMAT) + cls._create_payload(name))
