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Add some but still imcomplete regexes for obfuscated IP addresses.

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Bastian Kleineidam 2010-03-26 20:51:44 +01:00
parent 3370ea1562
commit 7457128e64
1 changed files with 12 additions and 2 deletions
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14
linkcheck/network/iputil.py
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@ -1,5 +1,5 @@
# -*- coding: iso-8859-1 -*-
# Copyright (C) 2003-2009 Bastian Kleineidam
# Copyright (C) 2003-2010 Bastian Kleineidam
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@ -25,10 +25,20 @@ from .. import log, LOG_DNS
# IP Adress regular expressions
# Note that each IPv4 octet can be encoded in dezimal, hexadezimal and octal.
_ipv4_num = r"\d{1,3}"
_ipv4_hex = r"0*[\da-f]{1,2}"
_ipv4_oct = r"0+[0-7]{0, 3}"
# XXX
_ipv4_num_4 = r"%s\.%s\.%s\.%s" % ((_ipv4_num,) * 4)
_ipv4_re = re.compile(r"^%s$" % _ipv4_num_4)
# see rfc2373
_ipv4_hex_4 = r"%s\.%s\.%s\.%s" % ((_ipv4_hex,) * 4)
# IPv4 encoded in octal, eg. 0x42.0x66.0x0d.0x63
_ipv4_oct = r"0*[0-7]{1,3}"
_ipv4_hex_4 = r"%s\.%s\.%s\.%s" % ((_ipv4_hex,) * 4)
# IPv6; See also rfc2373
_ipv6_num = r"[\da-f]{1,4}"
_ipv6_re = re.compile(r"^%s:%s:%s:%s:%s:%s:%s:%s$" % ((_ipv6_num,) * 8))
_ipv6_ipv4_re = re.compile(r"^%s:%s:%s:%s:%s:%s:" % ((_ipv6_num,) * 6) + \