# This file is dual licensed under the terms of the Apache License, Version # 2.0, and the BSD License. See the LICENSE file in the root of this repository # for complete details. from __future__ import absolute_import, division, print_function from cryptography import utils from cryptography.hazmat.primitives import hashes class ObjectIdentifier(object): def __init__(self, dotted_string): self._dotted_string = dotted_string nodes = self._dotted_string.split(".") intnodes = [] # There must be at least 2 nodes, the first node must be 0..2, and # if less than 2, the second node cannot have a value outside the # range 0..39. All nodes must be integers. for node in nodes: try: intnodes.append(int(node, 0)) except ValueError: raise ValueError( "Malformed OID: %s (non-integer nodes)" % ( self._dotted_string)) if len(nodes) < 2: raise ValueError( "Malformed OID: %s (insufficient number of nodes)" % ( self._dotted_string)) if intnodes[0] > 2: raise ValueError( "Malformed OID: %s (first node outside valid range)" % ( self._dotted_string)) if intnodes[0] < 2 and intnodes[1] >= 40: raise ValueError( "Malformed OID: %s (second node outside valid range)" % ( self._dotted_string)) def __eq__(self, other): if not isinstance(other, ObjectIdentifier): return NotImplemented return self.dotted_string == other.dotted_string def __ne__(self, other): return not self == other def __repr__(self): return "".format( self.dotted_string, self._name ) def __hash__(self): return hash(self.dotted_string) @property def _name(self): return _OID_NAMES.get(self, "Unknown OID") dotted_string = utils.read_only_property("_dotted_string") class ExtensionOID(object): SUBJECT_DIRECTORY_ATTRIBUTES = ObjectIdentifier("2.5.29.9") SUBJECT_KEY_IDENTIFIER = ObjectIdentifier("2.5.29.14") KEY_USAGE = ObjectIdentifier("2.5.29.15") SUBJECT_ALTERNATIVE_NAME = ObjectIdentifier("2.5.29.17") ISSUER_ALTERNATIVE_NAME = ObjectIdentifier("2.5.29.18") BASIC_CONSTRAINTS = ObjectIdentifier("2.5.29.19") NAME_CONSTRAINTS = ObjectIdentifier("2.5.29.30") CRL_DISTRIBUTION_POINTS = ObjectIdentifier("2.5.29.31") CERTIFICATE_POLICIES = ObjectIdentifier("2.5.29.32") POLICY_MAPPINGS = ObjectIdentifier("2.5.29.33") AUTHORITY_KEY_IDENTIFIER = ObjectIdentifier("2.5.29.35") POLICY_CONSTRAINTS = ObjectIdentifier("2.5.29.36") EXTENDED_KEY_USAGE = ObjectIdentifier("2.5.29.37") FRESHEST_CRL = ObjectIdentifier("2.5.29.46") INHIBIT_ANY_POLICY = ObjectIdentifier("2.5.29.54") AUTHORITY_INFORMATION_ACCESS = ObjectIdentifier("1.3.6.1.5.5.7.1.1") SUBJECT_INFORMATION_ACCESS = ObjectIdentifier("1.3.6.1.5.5.7.1.11") OCSP_NO_CHECK = ObjectIdentifier("1.3.6.1.5.5.7.48.1.5") TLS_FEATURE = ObjectIdentifier("1.3.6.1.5.5.7.1.24") CRL_NUMBER = ObjectIdentifier("2.5.29.20") DELTA_CRL_INDICATOR = ObjectIdentifier("2.5.29.27") PRECERT_SIGNED_CERTIFICATE_TIMESTAMPS = ( ObjectIdentifier("1.3.6.1.4.1.11129.2.4.2") ) class CRLEntryExtensionOID(object): CERTIFICATE_ISSUER = ObjectIdentifier("2.5.29.29") CRL_REASON = ObjectIdentifier("2.5.29.21") INVALIDITY_DATE = ObjectIdentifier("2.5.29.24") class NameOID(object): COMMON_NAME = ObjectIdentifier("2.5.4.3") COUNTRY_NAME = ObjectIdentifier("2.5.4.6") LOCALITY_NAME = ObjectIdentifier("2.5.4.7") STATE_OR_PROVINCE_NAME = ObjectIdentifier("2.5.4.8") STREET_ADDRESS = ObjectIdentifier("2.5.4.9") ORGANIZATION_NAME = ObjectIdentifier("2.5.4.10") ORGANIZATIONAL_UNIT_NAME = ObjectIdentifier("2.5.4.11") SERIAL_NUMBER = ObjectIdentifier("2.5.4.5") SURNAME = ObjectIdentifier("2.5.4.4") GIVEN_NAME = ObjectIdentifier("2.5.4.42") TITLE = ObjectIdentifier("2.5.4.12") GENERATION_QUALIFIER = ObjectIdentifier("2.5.4.44") X500_UNIQUE_IDENTIFIER = ObjectIdentifier("2.5.4.45") DN_QUALIFIER = ObjectIdentifier("2.5.4.46") PSEUDONYM = ObjectIdentifier("2.5.4.65") USER_ID = ObjectIdentifier("0.9.2342.19200300.100.1.1") DOMAIN_COMPONENT = ObjectIdentifier("0.9.2342.19200300.100.1.25") EMAIL_ADDRESS = ObjectIdentifier("1.2.840.113549.1.9.1") JURISDICTION_COUNTRY_NAME = ObjectIdentifier("1.3.6.1.4.1.311.60.2.1.3") JURISDICTION_LOCALITY_NAME = ObjectIdentifier("1.3.6.1.4.1.311.60.2.1.1") JURISDICTION_STATE_OR_PROVINCE_NAME = ObjectIdentifier( "1.3.6.1.4.1.311.60.2.1.2" ) BUSINESS_CATEGORY = ObjectIdentifier("2.5.4.15") POSTAL_ADDRESS = ObjectIdentifier("2.5.4.16") POSTAL_CODE = ObjectIdentifier("2.5.4.17") class SignatureAlgorithmOID(object): RSA_WITH_MD5 = ObjectIdentifier("1.2.840.113549.1.1.4") RSA_WITH_SHA1 = ObjectIdentifier("1.2.840.113549.1.1.5") # This is an alternate OID for RSA with SHA1 that is occasionally seen _RSA_WITH_SHA1 = ObjectIdentifier("1.3.14.3.2.29") RSA_WITH_SHA224 = ObjectIdentifier("1.2.840.113549.1.1.14") RSA_WITH_SHA256 = ObjectIdentifier("1.2.840.113549.1.1.11") RSA_WITH_SHA384 = ObjectIdentifier("1.2.840.113549.1.1.12") RSA_WITH_SHA512 = ObjectIdentifier("1.2.840.113549.1.1.13") ECDSA_WITH_SHA1 = ObjectIdentifier("1.2.840.10045.4.1") ECDSA_WITH_SHA224 = ObjectIdentifier("1.2.840.10045.4.3.1") ECDSA_WITH_SHA256 = ObjectIdentifier("1.2.840.10045.4.3.2") ECDSA_WITH_SHA384 = ObjectIdentifier("1.2.840.10045.4.3.3") ECDSA_WITH_SHA512 = ObjectIdentifier("1.2.840.10045.4.3.4") DSA_WITH_SHA1 = ObjectIdentifier("1.2.840.10040.4.3") DSA_WITH_SHA224 = ObjectIdentifier("2.16.840.1.101.3.4.3.1") DSA_WITH_SHA256 = ObjectIdentifier("2.16.840.1.101.3.4.3.2") _SIG_OIDS_TO_HASH = { SignatureAlgorithmOID.RSA_WITH_MD5: hashes.MD5(), SignatureAlgorithmOID.RSA_WITH_SHA1: hashes.SHA1(), SignatureAlgorithmOID._RSA_WITH_SHA1: hashes.SHA1(), SignatureAlgorithmOID.RSA_WITH_SHA224: hashes.SHA224(), SignatureAlgorithmOID.RSA_WITH_SHA256: hashes.SHA256(), SignatureAlgorithmOID.RSA_WITH_SHA384: hashes.SHA384(), SignatureAlgorithmOID.RSA_WITH_SHA512: hashes.SHA512(), SignatureAlgorithmOID.ECDSA_WITH_SHA1: hashes.SHA1(), SignatureAlgorithmOID.ECDSA_WITH_SHA224: hashes.SHA224(), SignatureAlgorithmOID.ECDSA_WITH_SHA256: hashes.SHA256(), SignatureAlgorithmOID.ECDSA_WITH_SHA384: hashes.SHA384(), SignatureAlgorithmOID.ECDSA_WITH_SHA512: hashes.SHA512(), SignatureAlgorithmOID.DSA_WITH_SHA1: hashes.SHA1(), SignatureAlgorithmOID.DSA_WITH_SHA224: hashes.SHA224(), SignatureAlgorithmOID.DSA_WITH_SHA256: hashes.SHA256() } class ExtendedKeyUsageOID(object): SERVER_AUTH = ObjectIdentifier("1.3.6.1.5.5.7.3.1") CLIENT_AUTH = ObjectIdentifier("1.3.6.1.5.5.7.3.2") CODE_SIGNING = ObjectIdentifier("1.3.6.1.5.5.7.3.3") EMAIL_PROTECTION = ObjectIdentifier("1.3.6.1.5.5.7.3.4") TIME_STAMPING = ObjectIdentifier("1.3.6.1.5.5.7.3.8") OCSP_SIGNING = ObjectIdentifier("1.3.6.1.5.5.7.3.9") ANY_EXTENDED_KEY_USAGE = ObjectIdentifier("2.5.29.37.0") class AuthorityInformationAccessOID(object): CA_ISSUERS = ObjectIdentifier("1.3.6.1.5.5.7.48.2") OCSP = ObjectIdentifier("1.3.6.1.5.5.7.48.1") class CertificatePoliciesOID(object): CPS_QUALIFIER = ObjectIdentifier("1.3.6.1.5.5.7.2.1") CPS_USER_NOTICE = ObjectIdentifier("1.3.6.1.5.5.7.2.2") ANY_POLICY = ObjectIdentifier("2.5.29.32.0") _OID_NAMES = { NameOID.COMMON_NAME: "commonName", NameOID.COUNTRY_NAME: "countryName", NameOID.LOCALITY_NAME: "localityName", NameOID.STATE_OR_PROVINCE_NAME: "stateOrProvinceName", NameOID.STREET_ADDRESS: "streetAddress", NameOID.ORGANIZATION_NAME: "organizationName", NameOID.ORGANIZATIONAL_UNIT_NAME: "organizationalUnitName", NameOID.SERIAL_NUMBER: "serialNumber", NameOID.SURNAME: "surname", NameOID.GIVEN_NAME: "givenName", NameOID.TITLE: "title", NameOID.GENERATION_QUALIFIER: "generationQualifier", NameOID.X500_UNIQUE_IDENTIFIER: "x500UniqueIdentifier", NameOID.DN_QUALIFIER: "dnQualifier", NameOID.PSEUDONYM: "pseudonym", NameOID.USER_ID: "userID", NameOID.DOMAIN_COMPONENT: "domainComponent", NameOID.EMAIL_ADDRESS: "emailAddress", NameOID.JURISDICTION_COUNTRY_NAME: "jurisdictionCountryName", NameOID.JURISDICTION_LOCALITY_NAME: "jurisdictionLocalityName", NameOID.JURISDICTION_STATE_OR_PROVINCE_NAME: ( "jurisdictionStateOrProvinceName" ), NameOID.BUSINESS_CATEGORY: "businessCategory", NameOID.POSTAL_ADDRESS: "postalAddress", NameOID.POSTAL_CODE: "postalCode", SignatureAlgorithmOID.RSA_WITH_MD5: "md5WithRSAEncryption", SignatureAlgorithmOID.RSA_WITH_SHA1: "sha1WithRSAEncryption", SignatureAlgorithmOID.RSA_WITH_SHA224: "sha224WithRSAEncryption", SignatureAlgorithmOID.RSA_WITH_SHA256: "sha256WithRSAEncryption", SignatureAlgorithmOID.RSA_WITH_SHA384: "sha384WithRSAEncryption", SignatureAlgorithmOID.RSA_WITH_SHA512: "sha512WithRSAEncryption", SignatureAlgorithmOID.ECDSA_WITH_SHA1: "ecdsa-with-SHA1", SignatureAlgorithmOID.ECDSA_WITH_SHA224: "ecdsa-with-SHA224", SignatureAlgorithmOID.ECDSA_WITH_SHA256: "ecdsa-with-SHA256", SignatureAlgorithmOID.ECDSA_WITH_SHA384: "ecdsa-with-SHA384", SignatureAlgorithmOID.ECDSA_WITH_SHA512: "ecdsa-with-SHA512", SignatureAlgorithmOID.DSA_WITH_SHA1: "dsa-with-sha1", SignatureAlgorithmOID.DSA_WITH_SHA224: "dsa-with-sha224", SignatureAlgorithmOID.DSA_WITH_SHA256: "dsa-with-sha256", ExtendedKeyUsageOID.SERVER_AUTH: "serverAuth", ExtendedKeyUsageOID.CLIENT_AUTH: "clientAuth", ExtendedKeyUsageOID.CODE_SIGNING: "codeSigning", ExtendedKeyUsageOID.EMAIL_PROTECTION: "emailProtection", ExtendedKeyUsageOID.TIME_STAMPING: "timeStamping", ExtendedKeyUsageOID.OCSP_SIGNING: "OCSPSigning", ExtensionOID.SUBJECT_DIRECTORY_ATTRIBUTES: "subjectDirectoryAttributes", ExtensionOID.SUBJECT_KEY_IDENTIFIER: "subjectKeyIdentifier", ExtensionOID.KEY_USAGE: "keyUsage", ExtensionOID.SUBJECT_ALTERNATIVE_NAME: "subjectAltName", ExtensionOID.ISSUER_ALTERNATIVE_NAME: "issuerAltName", ExtensionOID.BASIC_CONSTRAINTS: "basicConstraints", CRLEntryExtensionOID.CRL_REASON: "cRLReason", CRLEntryExtensionOID.INVALIDITY_DATE: "invalidityDate", CRLEntryExtensionOID.CERTIFICATE_ISSUER: "certificateIssuer", ExtensionOID.NAME_CONSTRAINTS: "nameConstraints", ExtensionOID.CRL_DISTRIBUTION_POINTS: "cRLDistributionPoints", ExtensionOID.CERTIFICATE_POLICIES: "certificatePolicies", ExtensionOID.POLICY_MAPPINGS: "policyMappings", ExtensionOID.AUTHORITY_KEY_IDENTIFIER: "authorityKeyIdentifier", ExtensionOID.POLICY_CONSTRAINTS: "policyConstraints", ExtensionOID.EXTENDED_KEY_USAGE: "extendedKeyUsage", ExtensionOID.FRESHEST_CRL: "freshestCRL", ExtensionOID.INHIBIT_ANY_POLICY: "inhibitAnyPolicy", ExtensionOID.AUTHORITY_INFORMATION_ACCESS: "authorityInfoAccess", ExtensionOID.SUBJECT_INFORMATION_ACCESS: "subjectInfoAccess", ExtensionOID.OCSP_NO_CHECK: "OCSPNoCheck", ExtensionOID.CRL_NUMBER: "cRLNumber", ExtensionOID.DELTA_CRL_INDICATOR: "deltaCRLIndicator", ExtensionOID.TLS_FEATURE: "TLSFeature", AuthorityInformationAccessOID.OCSP: "OCSP", AuthorityInformationAccessOID.CA_ISSUERS: "caIssuers", CertificatePoliciesOID.CPS_QUALIFIER: "id-qt-cps", CertificatePoliciesOID.CPS_USER_NOTICE: "id-qt-unotice", }