# SPDX-FileCopyrightText: 2024 Google LLC
# SPDX-License-Identifier: Apache-2.0

from __future__ import absolute_import

import re

from . import exceptions


def str2bool(s, also_true=[], also_false=[]):
    s = str(s).lower()
    if s in ("yes", "on", "t", "1", "true", "enable") or s in also_true:
        return True
    if s in ("no", "off", "f", "0", "false", "disable") or s in also_false:
        return False
    raise exceptions.ParameterError("%s not a valid bool string." % s)


def str2mac(s):
    s = str(s)
    if not re.match(r'[0-9a-fA-F]{2}(:[0-9a-fA-F]{2}){5}', s):
        raise exceptions.ParameterError('%s is not a valid MAC address' % s)
    mac = []
    for byte in str(s).split(':'):
        mac.append(int(byte, 16))
    return tuple(mac)
