encoding.py 文件源码

def dnshostdecode(data):
    """
    decodes DNS transmittable hostname data, 0-9A-F, ignoring casing
    :param data: DNS transmittable hostname data
    :return: decoded form
    """

    # TODO: receiving 0-9A-Z would be better
    return base64.b16decode(data, casefold=True)