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# $Id$
""" ROA (Route Origin Authorization).
At the moment this is just the ASN.1 encoder.
This corresponds to draft-ietf-sidr-roa-format-01, which is a work in
progress, so this may need updating later.
"""
from POW._der import *
class IPAddresses(SequenceOf):
def __init__(self, optional=0, default=''):
SequenceOf.__init__(self, BitString, optional, default)
class ROAIPAddressFamily(Sequence):
def __init__(self, optional=0, default=''):
self.addressFamily = OctetString()
self.addresses = IPAddresses()
contents = [ self.addressFamily, self.addresses ]
Sequence.__init__(self, contents, optional, default)
class ROAIPAddrBlocks(SequenceOf):
def __init__(self, optional=0, default=''):
SequenceOf.__init__(self, ROAIPAddressFamily, optional, default)
class RouteOriginAttestation(Sequence):
def __init__(self, optional=0, default=''):
self.version = Integer(0, chr(0x00))
self.asID = Integer()
self.exactMatch = Boolean()
self.ipAddrBlocks = ROAIPAddrBlocks()
contents = [ self.version, self.asID, self.exactMatch, self.ipAddrBlocks ]
Sequence.__init__(self, contents, optional, default)
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