1#
2# This file is part of pyasn1-modules software.
3#
4# Created by Russ Housley with assistance from asn1ate v.0.6.0.
5#
6# Copyright (c) 2019, Vigil Security, LLC
7# License: http://snmplabs.com/pyasn1/license.html
8#
9# Time-Stamp Protocol (TSP)
10#
11# ASN.1 source from:
12# https://www.rfc-editor.org/rfc/rfc3161.txt
13#
14
15from pyasn1.type import constraint
16from pyasn1.type import namedtype
17from pyasn1.type import namedval
18from pyasn1.type import tag
19from pyasn1.type import univ
20from pyasn1.type import useful
21
22from pyasn1_modules import rfc4210
23from pyasn1_modules import rfc5280
24from pyasn1_modules import rfc5652
25
26
27Extensions = rfc5280.Extensions
28
29AlgorithmIdentifier = rfc5280.AlgorithmIdentifier
30
31GeneralName = rfc5280.GeneralName
32
33ContentInfo = rfc5652.ContentInfo
34
35PKIFreeText = rfc4210.PKIFreeText
36
37
38id_ct_TSTInfo = univ.ObjectIdentifier('1.2.840.113549.1.9.16.1.4')
39
40
41class Accuracy(univ.Sequence):
42    pass
43
44Accuracy.componentType = namedtype.NamedTypes(
45    namedtype.OptionalNamedType('seconds', univ.Integer()),
46    namedtype.OptionalNamedType('millis', univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(1, 999)).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
47    namedtype.OptionalNamedType('micros', univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(1, 999)).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
48)
49
50
51class MessageImprint(univ.Sequence):
52    pass
53
54MessageImprint.componentType = namedtype.NamedTypes(
55    namedtype.NamedType('hashAlgorithm', AlgorithmIdentifier()),
56    namedtype.NamedType('hashedMessage', univ.OctetString())
57)
58
59
60class PKIFailureInfo(univ.BitString):
61    pass
62
63PKIFailureInfo.namedValues = namedval.NamedValues(
64    ('badAlg', 0),
65    ('badRequest', 2),
66    ('badDataFormat', 5),
67    ('timeNotAvailable', 14),
68    ('unacceptedPolicy', 15),
69    ('unacceptedExtension', 16),
70    ('addInfoNotAvailable', 17),
71    ('systemFailure', 25)
72)
73
74
75class PKIStatus(univ.Integer):
76    pass
77
78PKIStatus.namedValues = namedval.NamedValues(
79    ('granted', 0),
80    ('grantedWithMods', 1),
81    ('rejection', 2),
82    ('waiting', 3),
83    ('revocationWarning', 4),
84    ('revocationNotification', 5)
85)
86
87
88class PKIStatusInfo(univ.Sequence):
89    pass
90
91PKIStatusInfo.componentType = namedtype.NamedTypes(
92    namedtype.NamedType('status', PKIStatus()),
93    namedtype.OptionalNamedType('statusString', PKIFreeText()),
94    namedtype.OptionalNamedType('failInfo', PKIFailureInfo())
95)
96
97
98class TSAPolicyId(univ.ObjectIdentifier):
99    pass
100
101
102class TSTInfo(univ.Sequence):
103    pass
104
105TSTInfo.componentType = namedtype.NamedTypes(
106    namedtype.NamedType('version', univ.Integer(namedValues=namedval.NamedValues(('v1', 1)))),
107    namedtype.NamedType('policy', TSAPolicyId()),
108    namedtype.NamedType('messageImprint', MessageImprint()),
109    namedtype.NamedType('serialNumber', univ.Integer()),
110    namedtype.NamedType('genTime', useful.GeneralizedTime()),
111    namedtype.OptionalNamedType('accuracy', Accuracy()),
112    namedtype.DefaultedNamedType('ordering', univ.Boolean().subtype(value=0)),
113    namedtype.OptionalNamedType('nonce', univ.Integer()),
114    namedtype.OptionalNamedType('tsa', GeneralName().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
115    namedtype.OptionalNamedType('extensions', Extensions().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
116)
117
118
119class TimeStampReq(univ.Sequence):
120    pass
121
122TimeStampReq.componentType = namedtype.NamedTypes(
123    namedtype.NamedType('version', univ.Integer(namedValues=namedval.NamedValues(('v1', 1)))),
124    namedtype.NamedType('messageImprint', MessageImprint()),
125    namedtype.OptionalNamedType('reqPolicy', TSAPolicyId()),
126    namedtype.OptionalNamedType('nonce', univ.Integer()),
127    namedtype.DefaultedNamedType('certReq', univ.Boolean().subtype(value=0)),
128    namedtype.OptionalNamedType('extensions', Extensions().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
129)
130
131
132class TimeStampToken(ContentInfo):
133    pass
134
135
136class TimeStampResp(univ.Sequence):
137    pass
138
139TimeStampResp.componentType = namedtype.NamedTypes(
140    namedtype.NamedType('status', PKIStatusInfo()),
141    namedtype.OptionalNamedType('timeStampToken', TimeStampToken())
142)
143