--- /dev/null
+# Unix SMB/CIFS implementation.
+# Copyright (C) 2020 Catalyst.Net Ltd
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+import samba.tests.krb5.rfc4120_pyasn1 as krb5_asn1
+
+# Encryption types
+AES256_CTS_HMAC_SHA1_96 = int(
+ krb5_asn1.EncryptionTypeValues('kRB5-ENCTYPE-AES256-CTS-HMAC-SHA1-96'))
+AES128_CTS_HMAC_SHA1_96 = int(
+ krb5_asn1.EncryptionTypeValues('kRB5-ENCTYPE-AES128-CTS-HMAC-SHA1-96'))
+ARCFOUR_HMAC_MD5 = int(
+ krb5_asn1.EncryptionTypeValues('kRB5-ENCTYPE-ARCFOUR-HMAC-MD5'))
+
+# Message types
+KRB_ERROR = int(krb5_asn1.MessageTypeValues('krb-error'))
+KRB_AS_REP = int(krb5_asn1.MessageTypeValues('krb-as-rep'))
+
+# PAData types
+PADATA_ENC_TIMESTAMP = int(
+ krb5_asn1.PADataTypeValues('kRB5-PADATA-ENC-TIMESTAMP'))
+PADATA_ETYPE_INFO2 = int(
+ krb5_asn1.PADataTypeValues('kRB5-PADATA-ETYPE-INFO2'))
+
+# Error codes
+KDC_ERR_C_PRINCIPAL_UNKNOWN = 6
+KDC_ERR_PREAUTH_FAILED = 24
+KDC_ERR_PREAUTH_REQUIRED = 25
+KDC_ERR_SKEW = 37
+
+# Name types
+NT_UNKNOWN = int(krb5_asn1.NameTypeValues('kRB5-NT-UNKNOWN'))
+NT_PRINCIPAL = int(krb5_asn1.NameTypeValues('kRB5-NT-PRINCIPAL'))
+NT_SRV_INST = int(krb5_asn1.NameTypeValues('kRB5-NT-SRV-INST'))
+NT_ENTERPRISE_PRINCIPAL = int(krb5_asn1.NameTypeValues(
+ 'kRB5-NT-ENTERPRISE-PRINCIPAL'))