3 # Copyright (c) 2021 Cisco and/or its affiliates.
5 # SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
7 # Licensed under the Apache License 2.0 or
8 # GNU General Public License v2.0 or later; you may not use this file
9 # except in compliance with one of these Licenses. You
10 # may obtain a copy of the Licenses at:
12 # http://www.apache.org/licenses/LICENSE-2.0
13 # https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
15 # Note: If this file is linked with Scapy, which is GPLv2+, your use of it
16 # must be under GPLv2+. If at any point in the future it is no longer linked
17 # with Scapy (or other GPLv2+ licensed software), you are free to choose
20 # Unless required by applicable law or agreed to in writing, software
21 # distributed under the License is distributed on an "AS IS" BASIS,
22 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
23 # See the License for the specific language governing permissions and
24 # limitations under the License.
26 """Functions simplifying address validation."""
31 def valid_ipv4(ip_address):
32 """Check IPv4 address.
34 :param ip_address: IPv4 address to check.
36 :returns: True if IP address is correct.
40 ipaddress.IPv4Address(ip_address)
42 except (AttributeError, ipaddress.AddressValueError):
46 def valid_ipv6(ip_address):
47 """Check IPv6 address.
49 :param ip_address: IPv6 address to check.
51 :returns: True if IP address is correct.
55 ipaddress.IPv6Address(ip_address)
57 except (AttributeError, ipaddress.AddressValueError):