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207 lines
6.3 KiB
207 lines
6.3 KiB
#
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# This file is part of pyasn1-modules software.
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#
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# Created by Russ Housley with assistance from asn1ate v.0.6.0.
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# Modified by Russ Housley to add maps for use with opentypes.
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#
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# Copyright (c) 2019, Vigil Security, LLC
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# License: http://snmplabs.com/pyasn1/license.html
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#
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# Logotypes in X.509 Certificates
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#
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# ASN.1 source from:
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# https://www.rfc-editor.org/rfc/rfc3709.txt
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#
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from pyasn1.type import char
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from pyasn1.type import constraint
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from pyasn1.type import namedtype
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from pyasn1.type import namedval
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from pyasn1.type import tag
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from pyasn1.type import univ
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from pyasn1_modules import rfc5280
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from pyasn1_modules import rfc6170
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MAX = float('inf')
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class HashAlgAndValue(univ.Sequence):
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pass
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HashAlgAndValue.componentType = namedtype.NamedTypes(
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namedtype.NamedType('hashAlg', rfc5280.AlgorithmIdentifier()),
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namedtype.NamedType('hashValue', univ.OctetString())
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)
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class LogotypeDetails(univ.Sequence):
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pass
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LogotypeDetails.componentType = namedtype.NamedTypes(
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namedtype.NamedType('mediaType', char.IA5String()),
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namedtype.NamedType('logotypeHash', univ.SequenceOf(
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componentType=HashAlgAndValue()).subtype(
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sizeSpec=constraint.ValueSizeConstraint(1, MAX))),
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namedtype.NamedType('logotypeURI', univ.SequenceOf(
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componentType=char.IA5String()).subtype(
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sizeSpec=constraint.ValueSizeConstraint(1, MAX)))
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)
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class LogotypeAudioInfo(univ.Sequence):
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pass
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LogotypeAudioInfo.componentType = namedtype.NamedTypes(
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namedtype.NamedType('fileSize', univ.Integer()),
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namedtype.NamedType('playTime', univ.Integer()),
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namedtype.NamedType('channels', univ.Integer()),
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namedtype.OptionalNamedType('sampleRate', univ.Integer().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
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namedtype.OptionalNamedType('language', char.IA5String().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4)))
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)
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class LogotypeAudio(univ.Sequence):
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pass
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LogotypeAudio.componentType = namedtype.NamedTypes(
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namedtype.NamedType('audioDetails', LogotypeDetails()),
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namedtype.OptionalNamedType('audioInfo', LogotypeAudioInfo())
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)
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class LogotypeImageType(univ.Integer):
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pass
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LogotypeImageType.namedValues = namedval.NamedValues(
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('grayScale', 0),
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('color', 1)
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)
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class LogotypeImageResolution(univ.Choice):
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pass
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LogotypeImageResolution.componentType = namedtype.NamedTypes(
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namedtype.NamedType('numBits',
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univ.Integer().subtype(implicitTag=tag.Tag(
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tag.tagClassContext, tag.tagFormatSimple, 1))),
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namedtype.NamedType('tableSize',
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univ.Integer().subtype(implicitTag=tag.Tag(
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tag.tagClassContext, tag.tagFormatSimple, 2)))
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)
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class LogotypeImageInfo(univ.Sequence):
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pass
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LogotypeImageInfo.componentType = namedtype.NamedTypes(
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namedtype.DefaultedNamedType('type', LogotypeImageType().subtype(
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implicitTag=tag.Tag(tag.tagClassContext,
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tag.tagFormatSimple, 0)).subtype(value='color')),
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namedtype.NamedType('fileSize', univ.Integer()),
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namedtype.NamedType('xSize', univ.Integer()),
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namedtype.NamedType('ySize', univ.Integer()),
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namedtype.OptionalNamedType('resolution', LogotypeImageResolution()),
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namedtype.OptionalNamedType('language', char.IA5String().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4)))
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)
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class LogotypeImage(univ.Sequence):
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pass
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LogotypeImage.componentType = namedtype.NamedTypes(
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namedtype.NamedType('imageDetails', LogotypeDetails()),
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namedtype.OptionalNamedType('imageInfo', LogotypeImageInfo())
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)
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class LogotypeData(univ.Sequence):
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pass
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LogotypeData.componentType = namedtype.NamedTypes(
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namedtype.OptionalNamedType('image', univ.SequenceOf(
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componentType=LogotypeImage())),
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namedtype.OptionalNamedType('audio', univ.SequenceOf(
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componentType=LogotypeAudio()).subtype(
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implicitTag=tag.Tag(tag.tagClassContext,
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tag.tagFormatSimple, 1)))
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)
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class LogotypeReference(univ.Sequence):
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pass
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LogotypeReference.componentType = namedtype.NamedTypes(
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namedtype.NamedType('refStructHash', univ.SequenceOf(
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componentType=HashAlgAndValue()).subtype(
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sizeSpec=constraint.ValueSizeConstraint(1, MAX))),
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namedtype.NamedType('refStructURI', univ.SequenceOf(
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componentType=char.IA5String()).subtype(
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sizeSpec=constraint.ValueSizeConstraint(1, MAX)))
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)
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class LogotypeInfo(univ.Choice):
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pass
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LogotypeInfo.componentType = namedtype.NamedTypes(
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namedtype.NamedType('direct',
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LogotypeData().subtype(implicitTag=tag.Tag(tag.tagClassContext,
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tag.tagFormatConstructed, 0))),
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namedtype.NamedType('indirect', LogotypeReference().subtype(
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implicitTag=tag.Tag(tag.tagClassContext,
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tag.tagFormatConstructed, 1)))
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)
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# Other logotype type and associated object identifiers
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id_logo_background = univ.ObjectIdentifier('1.3.6.1.5.5.7.20.2')
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id_logo_loyalty = univ.ObjectIdentifier('1.3.6.1.5.5.7.20.1')
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id_logo_certImage = rfc6170.id_logo_certImage
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class OtherLogotypeInfo(univ.Sequence):
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pass
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OtherLogotypeInfo.componentType = namedtype.NamedTypes(
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namedtype.NamedType('logotypeType', univ.ObjectIdentifier()),
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namedtype.NamedType('info', LogotypeInfo())
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)
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# Logotype Certificate Extension
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id_pe_logotype = univ.ObjectIdentifier('1.3.6.1.5.5.7.1.12')
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class LogotypeExtn(univ.Sequence):
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pass
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LogotypeExtn.componentType = namedtype.NamedTypes(
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namedtype.OptionalNamedType('communityLogos', univ.SequenceOf(
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componentType=LogotypeInfo()).subtype(
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explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
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namedtype.OptionalNamedType('issuerLogo', LogotypeInfo().subtype(
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explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
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namedtype.OptionalNamedType('subjectLogo', LogotypeInfo().subtype(
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explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
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namedtype.OptionalNamedType('otherLogos', univ.SequenceOf(
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componentType=OtherLogotypeInfo()).subtype(explicitTag=tag.Tag(
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tag.tagClassContext, tag.tagFormatSimple, 3)))
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)
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# Map of Certificate Extension OIDs to Extensions added to the
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# ones that are in rfc5280.py
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_certificateExtensionsMapUpdate = {
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id_pe_logotype: LogotypeExtn(),
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}
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rfc5280.certificateExtensionsMap.update(_certificateExtensionsMapUpdate)
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