rfc6486.py
1.87 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
#
# This file is part of pyasn1-modules software.
#
# Created by Russ Housley with assistance from asn1ate v.0.6.0.
#
# Copyright (c) 2019, Vigil Security, LLC
# License: http://snmplabs.com/pyasn1/license.html
#
# RPKI Manifests
#
# ASN.1 source from:
# https://www.rfc-editor.org/rfc/rfc6486.txt
#
from pyasn1.type import char
from pyasn1.type import constraint
from pyasn1.type import namedtype
from pyasn1.type import tag
from pyasn1.type import useful
from pyasn1.type import univ
from pyasn1_modules import rfc5652
MAX = float('inf')
id_smime = univ.ObjectIdentifier('1.2.840.113549.1.9.16')
id_ct = id_smime + (1, )
id_ct_rpkiManifest = id_ct + (26, )
class FileAndHash(univ.Sequence):
componentType = namedtype.NamedTypes(
namedtype.NamedType('file', char.IA5String()),
namedtype.NamedType('hash', univ.BitString())
)
class Manifest(univ.Sequence):
componentType = namedtype.NamedTypes(
namedtype.DefaultedNamedType('version',
univ.Integer().subtype(explicitTag=tag.Tag(
tag.tagClassContext, tag.tagFormatSimple, 0)).subtype(value=0)),
namedtype.NamedType('manifestNumber',
univ.Integer().subtype(
subtypeSpec=constraint.ValueRangeConstraint(0, MAX))),
namedtype.NamedType('thisUpdate',
useful.GeneralizedTime()),
namedtype.NamedType('nextUpdate',
useful.GeneralizedTime()),
namedtype.NamedType('fileHashAlg',
univ.ObjectIdentifier()),
namedtype.NamedType('fileList',
univ.SequenceOf(componentType=FileAndHash()).subtype(
subtypeSpec=constraint.ValueSizeConstraint(0, MAX)))
)
# Map of Content Type OIDs to Content Types added to the
# ones that are in rfc5652.py
_cmsContentTypesMapUpdate = {
id_ct_rpkiManifest: Manifest(),
}
rfc5652.cmsContentTypesMap.update(_cmsContentTypesMapUpdate)