hostap/tests/hwsim/radius_das.py

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# RADIUS DAS extensions to pyrad
# Copyright (c) 2014, Jouni Malinen <j@w1.fi>
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import hashlib
import random
import struct
import pyrad.packet
class DisconnectPacket(pyrad.packet.Packet):
def __init__(self, code=pyrad.packet.DisconnectRequest, id=None,
secret=None, authenticator=None, **attributes):
pyrad.packet.Packet.__init__(self, code, id, secret, authenticator,
**attributes)
def RequestPacket(self):
attr = b''
for code, datalst in sorted(self.items()):
for data in datalst:
attr += self._PktEncodeAttribute(code, data)
if self.id is None:
self.id = random.randrange(0, 256)
header = struct.pack('!BBH', self.code, self.id, (20 + len(attr)))
self.authenticator = hashlib.md5(header[0:4] + 16 * b'\x00' + attr
+ self.secret).digest()
return header + self.authenticator + attr
class CoAPacket(pyrad.packet.Packet):
def __init__(self, code=pyrad.packet.CoARequest, id=None,
secret=None, authenticator=None, **attributes):
pyrad.packet.Packet.__init__(self, code, id, secret, authenticator,
**attributes)
def RequestPacket(self):
attr = self._PktEncodeAttributes()
if self.id is None:
self.id = random.randrange(0, 256)
header = struct.pack('!BBH', self.code, self.id, (20 + len(attr)))
self.authenticator = hashlib.md5(header[0:4] + 16 * b'\x00' + attr
+ self.secret).digest()
return header + self.authenticator + attr