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85 lines
2.2 KiB
Python
85 lines
2.2 KiB
Python
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# coding: utf-8
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"""
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ASN.1 type classes for PDF signature structures. Adds extra oid mapping and
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value parsing to asn1crypto.x509.Extension() and asn1crypto.xms.CMSAttribute().
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"""
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from __future__ import unicode_literals, division, absolute_import, print_function
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from .cms import CMSAttributeType, CMSAttribute
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from .core import (
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Boolean,
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Integer,
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Null,
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ObjectIdentifier,
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OctetString,
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Sequence,
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SequenceOf,
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SetOf,
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)
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from .crl import CertificateList
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from .ocsp import OCSPResponse
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from .x509 import (
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Extension,
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ExtensionId,
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GeneralName,
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KeyPurposeId,
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)
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class AdobeArchiveRevInfo(Sequence):
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_fields = [
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('version', Integer)
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]
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class AdobeTimestamp(Sequence):
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_fields = [
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('version', Integer),
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('location', GeneralName),
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('requires_auth', Boolean, {'optional': True, 'default': False}),
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]
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class OtherRevInfo(Sequence):
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_fields = [
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('type', ObjectIdentifier),
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('value', OctetString),
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]
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class SequenceOfCertificateList(SequenceOf):
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_child_spec = CertificateList
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class SequenceOfOCSPResponse(SequenceOf):
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_child_spec = OCSPResponse
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class SequenceOfOtherRevInfo(SequenceOf):
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_child_spec = OtherRevInfo
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class RevocationInfoArchival(Sequence):
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_fields = [
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('crl', SequenceOfCertificateList, {'explicit': 0, 'optional': True}),
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('ocsp', SequenceOfOCSPResponse, {'explicit': 1, 'optional': True}),
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('other_rev_info', SequenceOfOtherRevInfo, {'explicit': 2, 'optional': True}),
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]
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class SetOfRevocationInfoArchival(SetOf):
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_child_spec = RevocationInfoArchival
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ExtensionId._map['1.2.840.113583.1.1.9.2'] = 'adobe_archive_rev_info'
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ExtensionId._map['1.2.840.113583.1.1.9.1'] = 'adobe_timestamp'
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ExtensionId._map['1.2.840.113583.1.1.10'] = 'adobe_ppklite_credential'
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Extension._oid_specs['adobe_archive_rev_info'] = AdobeArchiveRevInfo
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Extension._oid_specs['adobe_timestamp'] = AdobeTimestamp
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Extension._oid_specs['adobe_ppklite_credential'] = Null
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KeyPurposeId._map['1.2.840.113583.1.1.5'] = 'pdf_signing'
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CMSAttributeType._map['1.2.840.113583.1.1.8'] = 'adobe_revocation_info_archival'
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CMSAttribute._oid_specs['adobe_revocation_info_archival'] = SetOfRevocationInfoArchival
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