FM / ip

/opt/imh-python/lib/python3.9/site-packages/netaddr/ip/

/opt/imh-python/lib/python3.9/site-packages/netaddr/ip

Name	Size	Mode	Actions
__pycache__/	-	0755	rm
glob.py	10474	0644	edit dl rm
iana.py	14052	0644	edit dl rm
ipv4-address-space.xml	75998	0644	edit dl rm
ipv6-address-space.xml	9581	0644	edit dl rm
ipv6-unicast-address-assignments.xml	14852	0644	edit dl rm
multicast-addresses.xml	153025	0644	edit dl rm
nmap.py	4078	0644	edit dl rm
rfc1924.py	1750	0644	edit dl rm
sets.py	26586	0644	edit dl rm
__init__.py	68492	0644	edit dl rm

Edit: /opt/imh-python/lib/python3.9/site-packages/netaddr/ip/rfc1924.py (1750B)

from netaddr.core import AddrFormatError
from netaddr.ip import IPAddress

from netaddr.compat import _zip

def chr_range(low, high):
    """Returns all characters between low and high chars."""
    return [chr(i) for i in range(ord(low), ord(high) + 1)]

#: Base 85 integer index to character lookup table.
BASE_85 = (
    chr_range('0', '9') + chr_range('A', 'Z') +
    chr_range('a', 'z') +
    ['!', '#', '$', '%', '&', '(', ')', '*', '+', '-', ';', '<', '=', '>',
     '?', '@', '^', '_', '`', '{', '|', '}', '~']
)

#: Base 85 digit to integer lookup table.
BASE_85_DICT = dict(_zip(BASE_85, range(0, 86)))

def ipv6_to_base85(addr):
    """Convert a regular IPv6 address to base 85."""
    ip = IPAddress(addr)
    int_val = int(ip)

remainder = []
    while int_val > 0:
        remainder.append(int_val % 85)
        int_val //= 85

encoded = ''.join([BASE_85[w] for w in reversed(remainder)])
    leading_zeroes = (20 - len(encoded)) * "0"
    return leading_zeroes + encoded

def base85_to_ipv6(addr):
    """
    Convert a base 85 IPv6 address to its hexadecimal format.
    """
    tokens = list(addr)

if len(tokens) != 20:
        raise AddrFormatError('Invalid base 85 IPv6 address: %r' % (addr,))

result = 0
    for i, num in enumerate(reversed(tokens)):
        num = BASE_85_DICT[num]
        result += (num * 85 ** i)

ip = IPAddress(result, 6)

return str(ip)

#----------------------------------------------------------------------------- # Copyright (c) 2008 by David P. D. Moss. All rights reserved. # # Released under the BSD license. See the LICENSE file for details. #----------------------------------------------------------------------------- """A basic implementation of RFC 1924 ;-)""" from netaddr.core import AddrFormatError from netaddr.ip import IPAddress from netaddr.compat import _zip def chr_range(low, high): """Returns all characters between low and high chars.""" return [chr(i) for i in range(ord(low), ord(high) + 1)] #: Base 85 integer index to character lookup table. BASE_85 = ( chr_range('0', '9') + chr_range('A', 'Z') + chr_range('a', 'z') + ['!', '#', '$', '%', '&', '(', ')', '*', '+', '-', ';', '<', '=', '>', '?', '@', '^', '_', '`', '{', '|', '}', '~'] ) #: Base 85 digit to integer lookup table. BASE_85_DICT = dict(_zip(BASE_85, range(0, 86))) def ipv6_to_base85(addr): """Convert a regular IPv6 address to base 85.""" ip = IPAddress(addr) int_val = int(ip) remainder = [] while int_val > 0: remainder.append(int_val % 85) int_val //= 85 encoded = ''.join([BASE_85[w] for w in reversed(remainder)]) leading_zeroes = (20 - len(encoded)) * "0" return leading_zeroes + encoded def base85_to_ipv6(addr): """ Convert a base 85 IPv6 address to its hexadecimal format. """ tokens = list(addr) if len(tokens) != 20: raise AddrFormatError('Invalid base 85 IPv6 address: %r' % (addr,)) result = 0 for i, num in enumerate(reversed(tokens)): num = BASE_85_DICT[num] result += (num * 85 ** i) ip = IPAddress(result, 6) return str(ip)