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#
# This file is part of pyasn1-modules software.
#
# Created by Russ Housley with assistance from asn1ate v.0.6.0.
# Modified by Russ Housley to add items from the verified errata.
# Modified by Russ Housley to add maps for use with opentypes.
#
# Copyright (c) 2019, Vigil Security, LLC
# License: http://snmplabs.com/pyasn1/license.html
#
# CMS Firmware Wrapper
#
# ASN.1 source from:
# https://www.rfc-editor.org/rfc/rfc4108.txt
# https://www.rfc-editor.org/errata_search.php?rfc=4108
#
from pyasn1.type import univ, char, namedtype, namedval, tag, constraint, useful
from pyasn1_modules import rfc5280
from pyasn1_modules import rfc5652
MAX = float('inf')
class HardwareSerialEntry(univ.Choice):
pass
HardwareSerialEntry.componentType = namedtype.NamedTypes(
namedtype.NamedType('all', univ.Null()),
namedtype.NamedType('single', univ.OctetString()),
namedtype.NamedType('block', univ.Sequence(componentType=namedtype.NamedTypes(
namedtype.NamedType('low', univ.OctetString()),
namedtype.NamedType('high', univ.OctetString())
))
)
)
class HardwareModules(univ.Sequence):
pass
HardwareModules.componentType = namedtype.NamedTypes(
namedtype.NamedType('hwType', univ.ObjectIdentifier()),
namedtype.NamedType('hwSerialEntries', univ.SequenceOf(componentType=HardwareSerialEntry()))
)
class CommunityIdentifier(univ.Choice):
pass
CommunityIdentifier.componentType = namedtype.NamedTypes(
namedtype.NamedType('communityOID', univ.ObjectIdentifier()),
namedtype.NamedType('hwModuleList', HardwareModules())
)
class PreferredPackageIdentifier(univ.Sequence):
pass
PreferredPackageIdentifier.componentType = namedtype.NamedTypes(
namedtype.NamedType('fwPkgID', univ.ObjectIdentifier()),
namedtype.NamedType('verNum', univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, MAX)))
)
class PreferredOrLegacyPackageIdentifier(univ.Choice):
pass
PreferredOrLegacyPackageIdentifier.componentType = namedtype.NamedTypes(
namedtype.NamedType('preferred', PreferredPackageIdentifier()),
namedtype.NamedType('legacy', univ.OctetString())
)
class CurrentFWConfig(univ.Sequence):
pass
CurrentFWConfig.componentType = namedtype.NamedTypes(
namedtype.OptionalNamedType('fwPkgType', univ.Integer()),
namedtype.NamedType('fwPkgName', PreferredOrLegacyPackageIdentifier())
)
class PreferredOrLegacyStalePackageIdentifier(univ.Choice):
pass
PreferredOrLegacyStalePackageIdentifier.componentType = namedtype.NamedTypes(
namedtype.NamedType('preferredStaleVerNum', univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, MAX))),
namedtype.NamedType('legacyStaleVersion', univ.OctetString())
)
class FirmwarePackageLoadErrorCode(univ.Enumerated):
pass
FirmwarePackageLoadErrorCode.namedValues = namedval.NamedValues(
('decodeFailure', 1),
('badContentInfo', 2),
('badSignedData', 3),
('badEncapContent', 4),
('badCertificate', 5),
('badSignerInfo', 6),
('badSignedAttrs', 7),
('badUnsignedAttrs', 8),
('missingContent', 9),
('noTrustAnchor', 10),
('notAuthorized', 11),
('badDigestAlgorithm', 12),
('badSignatureAlgorithm', 13),
('unsupportedKeySize', 14),
('signatureFailure', 15),
('contentTypeMismatch', 16),
('badEncryptedData', 17),
('unprotectedAttrsPresent', 18),
('badEncryptContent', 19),
('badEncryptAlgorithm', 20),
('missingCiphertext', 21),
('noDecryptKey', 22),
('decryptFailure', 23),
('badCompressAlgorithm', 24),
('missingCompressedContent', 25),
('decompressFailure', 26),
('wrongHardware', 27),
('stalePackage', 28),
('notInCommunity', 29),
('unsupportedPackageType', 30),
('missingDependency', 31),
('wrongDependencyVersion', 32),
('insufficientMemory', 33),
('badFirmware', 34),
('unsupportedParameters', 35),
('breaksDependency', 36),
('otherError', 99)
)
class VendorLoadErrorCode(univ.Integer):
pass
# Wrapped Firmware Key Unsigned Attribute and Object Identifier
id_aa_wrappedFirmwareKey = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.39')
class WrappedFirmwareKey(rfc5652.EnvelopedData):
pass
# Firmware Package Information Signed Attribute and Object Identifier
id_aa_firmwarePackageInfo = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.42')
class FirmwarePackageInfo(univ.Sequence):
pass
FirmwarePackageInfo.componentType = namedtype.NamedTypes(
namedtype.OptionalNamedType('fwPkgType', univ.Integer()),
namedtype.OptionalNamedType('dependencies', univ.SequenceOf(componentType=PreferredOrLegacyPackageIdentifier()))
)
FirmwarePackageInfo.sizeSpec = univ.Sequence.sizeSpec + constraint.ValueSizeConstraint(1, 2)
# Community Identifiers Signed Attribute and Object Identifier
id_aa_communityIdentifiers = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.40')
class CommunityIdentifiers(univ.SequenceOf):
pass
CommunityIdentifiers.componentType = CommunityIdentifier()
# Implemented Compression Algorithms Signed Attribute and Object Identifier
id_aa_implCompressAlgs = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.43')
class ImplementedCompressAlgorithms(univ.SequenceOf):
pass
ImplementedCompressAlgorithms.componentType = univ.ObjectIdentifier()
# Implemented Cryptographic Algorithms Signed Attribute and Object Identifier
id_aa_implCryptoAlgs = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.38')
class ImplementedCryptoAlgorithms(univ.SequenceOf):
pass
ImplementedCryptoAlgorithms.componentType = univ.ObjectIdentifier()
# Decrypt Key Identifier Signed Attribute and Object Identifier
id_aa_decryptKeyID = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.37')
class DecryptKeyIdentifier(univ.OctetString):
pass
# Target Hardware Identifier Signed Attribute and Object Identifier
id_aa_targetHardwareIDs = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.36')
class TargetHardwareIdentifiers(univ.SequenceOf):
pass
TargetHardwareIdentifiers.componentType = univ.ObjectIdentifier()
# Firmware Package Identifier Signed Attribute and Object Identifier
id_aa_firmwarePackageID = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.35')
class FirmwarePackageIdentifier(univ.Sequence):
pass
FirmwarePackageIdentifier.componentType = namedtype.NamedTypes(
namedtype.NamedType('name', PreferredOrLegacyPackageIdentifier()),
namedtype.OptionalNamedType('stale', PreferredOrLegacyStalePackageIdentifier())
)
# Firmware Package Message Digest Signed Attribute and Object Identifier
id_aa_fwPkgMessageDigest = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.41')
class FirmwarePackageMessageDigest(univ.Sequence):
pass
FirmwarePackageMessageDigest.componentType = namedtype.NamedTypes(
namedtype.NamedType('algorithm', rfc5280.AlgorithmIdentifier()),
namedtype.NamedType('msgDigest', univ.OctetString())
)
# Firmware Package Load Error Report Content Type and Object Identifier
class FWErrorVersion(univ.Integer):
pass
FWErrorVersion.namedValues = namedval.NamedValues(
('v1', 1)
)
id_ct_firmwareLoadError = univ.ObjectIdentifier('1.2.840.113549.1.9.16.1.18')
class FirmwarePackageLoadError(univ.Sequence):
pass
FirmwarePackageLoadError.componentType = namedtype.NamedTypes(
namedtype.DefaultedNamedType('version', FWErrorVersion().subtype(value='v1')),
namedtype.NamedType('hwType', univ.ObjectIdentifier()),
namedtype.NamedType('hwSerialNum', univ.OctetString()),
namedtype.NamedType('errorCode', FirmwarePackageLoadErrorCode()),
namedtype.OptionalNamedType('vendorErrorCode', VendorLoadErrorCode()),
namedtype.OptionalNamedType('fwPkgName', PreferredOrLegacyPackageIdentifier()),
namedtype.OptionalNamedType('config', univ.SequenceOf(componentType=CurrentFWConfig()).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
)
# Firmware Package Load Receipt Content Type and Object Identifier
class FWReceiptVersion(univ.Integer):
pass
FWReceiptVersion.namedValues = namedval.NamedValues(
('v1', 1)
)
id_ct_firmwareLoadReceipt = univ.ObjectIdentifier('1.2.840.113549.1.9.16.1.17')
class FirmwarePackageLoadReceipt(univ.Sequence):
pass
FirmwarePackageLoadReceipt.componentType = namedtype.NamedTypes(
namedtype.DefaultedNamedType('version', FWReceiptVersion().subtype(value='v1')),
namedtype.NamedType('hwType', univ.ObjectIdentifier()),
namedtype.NamedType('hwSerialNum', univ.OctetString()),
namedtype.NamedType('fwPkgName', PreferredOrLegacyPackageIdentifier()),
namedtype.OptionalNamedType('trustAnchorKeyID', univ.OctetString()),
namedtype.OptionalNamedType('decryptKeyID', univ.OctetString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
)
# Firmware Package Content Type and Object Identifier
id_ct_firmwarePackage = univ.ObjectIdentifier('1.2.840.113549.1.9.16.1.16')
class FirmwarePkgData(univ.OctetString):
pass
# Other Name syntax for Hardware Module Name
id_on_hardwareModuleName = univ.ObjectIdentifier('1.3.6.1.5.5.7.8.4')
class HardwareModuleName(univ.Sequence):
pass
HardwareModuleName.componentType = namedtype.NamedTypes(
namedtype.NamedType('hwType', univ.ObjectIdentifier()),
namedtype.NamedType('hwSerialNum', univ.OctetString())
)
# Map of Attribute Type OIDs to Attributes is added to the
# ones that are in rfc5652.py
_cmsAttributesMapUpdate = {
id_aa_wrappedFirmwareKey: WrappedFirmwareKey(),
id_aa_firmwarePackageInfo: FirmwarePackageInfo(),
id_aa_communityIdentifiers: CommunityIdentifiers(),
id_aa_implCompressAlgs: ImplementedCompressAlgorithms(),
id_aa_implCryptoAlgs: ImplementedCryptoAlgorithms(),
id_aa_decryptKeyID: DecryptKeyIdentifier(),
id_aa_targetHardwareIDs: TargetHardwareIdentifiers(),
id_aa_firmwarePackageID: FirmwarePackageIdentifier(),
id_aa_fwPkgMessageDigest: FirmwarePackageMessageDigest(),
}
rfc5652.cmsAttributesMap.update(_cmsAttributesMapUpdate)
# Map of Content Type OIDs to Content Types is added to the
# ones that are in rfc5652.py
_cmsContentTypesMapUpdate = {
id_ct_firmwareLoadError: FirmwarePackageLoadError(),
id_ct_firmwareLoadReceipt: FirmwarePackageLoadReceipt(),
id_ct_firmwarePackage: FirmwarePkgData(),
}
rfc5652.cmsContentTypesMap.update(_cmsContentTypesMapUpdate)
# Map of Other Name OIDs to Other Name is added to the
# ones that are in rfc5280.py
_anotherNameMapUpdate = {
id_on_hardwareModuleName: HardwareModuleName(),
}
rfc5280.anotherNameMap.update(_anotherNameMapUpdate)
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