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# $Id$
# Copyright (C) 2007--2008 American Registry for Internet Numbers ("ARIN")
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND ARIN DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL ARIN BE LIABLE FOR ANY SPECIAL, DIRECT,
# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
""" 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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