Add m-esr52 at 52.6.0

1 files changed, 319 insertions, 0 deletions

diff --git a/python/pyasn1-modules/pyasn1_modules/rfc2251.py b/python/pyasn1-modules/pyasn1_modules/rfc2251.py
new file mode 100644
index 000000000..3074c67a3
--- /dev/null
+++ b/python/pyasn1-modules/pyasn1_modules/rfc2251.py
@@ -0,0 +1,319 @@
+#
+# LDAP message syntax
+#
+# ASN.1 source from:
+# http://www.trl.ibm.com/projects/xml/xss4j/data/asn1/grammars/ldap.asn
+#
+# Sample captures from:
+# http://wiki.wireshark.org/SampleCaptures/
+#
+from pyasn1.type import tag, namedtype, namedval, univ, constraint,char,useful
+from pyasn1.codec.der import decoder, encoder
+
+maxInt = univ.Integer(2147483647)
+
+class LDAPString(univ.OctetString): pass
+class LDAPOID(univ.OctetString): pass
+
+class LDAPDN(LDAPString): pass
+class RelativeLDAPDN(LDAPString): pass
+class AttributeType(LDAPString): pass
+class AttributeDescription(LDAPString): pass
+
+class AttributeDescriptionList(univ.SequenceOf):
+    componentType = AttributeDescription()
+
+class AttributeValue(univ.OctetString): pass
+
+class AssertionValue(univ.OctetString): pass
+
+class AttributeValueAssertion(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('attributeDesc', AttributeDescription()),
+        namedtype.NamedType('assertionValue', AssertionValue())
+        )
+
+class Attribute(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeDescription()),
+        namedtype.NamedType('vals', univ.SetOf(componentType=AttributeValue()))
+        )
+
+class MatchingRuleId(LDAPString): pass
+
+class Control(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('controlType', LDAPOID()),
+        namedtype.DefaultedNamedType('criticality', univ.Boolean('False')),
+        namedtype.OptionalNamedType('controlValue', univ.OctetString())
+        )
+                         
+class Controls(univ.SequenceOf):
+    componentType = Control()
+
+class LDAPURL(LDAPString): pass
+
+class Referral(univ.SequenceOf):
+    componentType = LDAPURL()
+
+class SaslCredentials(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('mechanism', LDAPString()),
+        namedtype.OptionalNamedType('credentials', univ.OctetString())
+        )
+    
+class AuthenticationChoice(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('simple', univ.OctetString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.NamedType('reserved-1', univ.OctetString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.NamedType('reserved-2', univ.OctetString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.NamedType('sasl', SaslCredentials().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
+        )
+        
+class BindRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 0)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('version', univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(1, 127))),
+        namedtype.NamedType('name', LDAPDN()),
+        namedtype.NamedType('authentication', AuthenticationChoice())
+        )
+
+class PartialAttributeList(univ.SequenceOf):
+    componentType = univ.Sequence(componentType=namedtype.NamedTypes(namedtype.NamedType('type', AttributeDescription()), namedtype.NamedType('vals', univ.SetOf(componentType=AttributeValue()))))
+    
+class SearchResultEntry(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 4)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('objectName', LDAPDN()),
+        namedtype.NamedType('attributes', PartialAttributeList())
+        )
+
+class MatchingRuleAssertion(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.OptionalNamedType('matchingRule', MatchingRuleId().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
+        namedtype.OptionalNamedType('type', AttributeDescription().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
+        namedtype.NamedType('matchValue', AssertionValue().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
+        namedtype.DefaultedNamedType('dnAttributes', univ.Boolean('False').subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4)))
+        )
+        
+class SubstringFilter(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeDescription()),
+        namedtype.NamedType('substrings', univ.SequenceOf(componentType=univ.Choice(componentType=namedtype.NamedTypes(namedtype.NamedType('initial', LDAPString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))), namedtype.NamedType('any', LDAPString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))), namedtype.NamedType('final', LDAPString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))))))
+        )
+
+# Ugly hack to handle recursive Filter reference (up to 3-levels deep).
+
+class Filter3(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('equalityMatch', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.NamedType('substrings', SubstringFilter().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+        namedtype.NamedType('greaterOrEqual', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+        namedtype.NamedType('lessOrEqual', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6))),
+        namedtype.NamedType('present', AttributeDescription().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+        namedtype.NamedType('approxMatch', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 8))),
+        namedtype.NamedType('extensibleMatch', MatchingRuleAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 9)))
+        )
+
+class Filter2(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('and', univ.SetOf(componentType=Filter3()).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('or', univ.SetOf(componentType=Filter3()).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.NamedType('not', Filter3().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+        namedtype.NamedType('equalityMatch', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.NamedType('substrings', SubstringFilter().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+        namedtype.NamedType('greaterOrEqual', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+        namedtype.NamedType('lessOrEqual', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6))),
+        namedtype.NamedType('present', AttributeDescription().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+        namedtype.NamedType('approxMatch', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 8))),
+        namedtype.NamedType('extensibleMatch', MatchingRuleAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 9)))
+        )
+
+class Filter(univ.Choice):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('and', univ.SetOf(componentType=Filter2()).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
+        namedtype.NamedType('or', univ.SetOf(componentType=Filter2()).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
+        namedtype.NamedType('not', Filter2().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
+        namedtype.NamedType('equalityMatch', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.NamedType('substrings', SubstringFilter().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4))),
+        namedtype.NamedType('greaterOrEqual', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 5))),
+        namedtype.NamedType('lessOrEqual', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6))),
+        namedtype.NamedType('present', AttributeDescription().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
+        namedtype.NamedType('approxMatch', AttributeValueAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 8))),
+        namedtype.NamedType('extensibleMatch', MatchingRuleAssertion().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 9)))
+        )
+
+# End of Filter hack
+
+class SearchRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 3)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('baseObject', LDAPDN()),
+        namedtype.NamedType('scope', univ.Enumerated(namedValues=namedval.NamedValues(('baseObject', 0), ('singleLevel', 1), ('wholeSubtree', 2)))),
+        namedtype.NamedType('derefAliases', univ.Enumerated(namedValues=namedval.NamedValues(('neverDerefAliases', 0), ('derefInSearching', 1), ('derefFindingBaseObj', 2), ('derefAlways', 3)))),
+        namedtype.NamedType('sizeLimit', univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, maxInt))),
+        namedtype.NamedType('timeLimit', univ.Integer().subtype(subtypeSpec=constraint.ValueRangeConstraint(0, maxInt))),
+        namedtype.NamedType('typesOnly', univ.Boolean()),
+        namedtype.NamedType('filter', Filter()),
+        namedtype.NamedType('attributes', AttributeDescriptionList())
+        )
+
+class UnbindRequest(univ.Null):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 2)
+        )
+
+class BindResponse(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 1)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('resultCode', univ.Enumerated(namedValues=namedval.NamedValues(('success', 0), ('operationsError', 1), ('protocolError', 2), ('timeLimitExceeded', 3), ('sizeLimitExceeded', 4), ('compareFalse', 5), ('compareTrue', 6), ('authMethodNotSupported', 7), ('strongAuthRequired', 8), ('reserved-9', 9), ('referral', 10), ('adminLimitExceeded', 11), ('unavailableCriticalExtension', 12), ('confidentialityRequired', 13), ('saslBindInProgress', 14), ('noSuchAttribute', 16), ('undefinedAttributeType', 17), ('inappropriateMatching', 18), ('constraintViolation', 19), ('attributeOrValueExists', 20), ('invalidAttributeSyntax', 21), ('noSuchObject', 32), ('aliasProblem', 33), ('invalidDNSyntax', 34), ('reserved-35', 35), ('aliasDereferencingProblem', 36), ('inappropriateAuthentication', 48), ('invalidCredentials', 49), ('insufficientAccessRights', 50), ('busy', 51), ('unavailable', 52), ('unwillingToPerform', 53), ('loopDetect', 54), ('namingViolation', 64), ('objectClassViolation', 65), ('notAllowedOnNonLeaf', 66), ('notAllowedOnRDN', 67), ('entryAlreadyExists', 68), ('objectClassModsProhibited', 69), ('reserved-70', 70), ('affectsMultipleDSAs', 71), ('other', 80), ('reserved-81', 81), ('reserved-82', 82), ('reserved-83', 83), ('reserved-84', 84), ('reserved-85', 85), ('reserved-86', 86), ('reserved-87', 87), ('reserved-88', 88), ('reserved-89', 89), ('reserved-90', 90)))),
+        namedtype.NamedType('matchedDN', LDAPDN()),
+        namedtype.NamedType('errorMessage', LDAPString()),
+        namedtype.OptionalNamedType('referral', Referral().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+        namedtype.OptionalNamedType('serverSaslCreds', univ.OctetString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 7)))
+        )
+
+class LDAPResult(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('resultCode', univ.Enumerated(namedValues=namedval.NamedValues(('success', 0), ('operationsError', 1), ('protocolError', 2), ('timeLimitExceeded', 3), ('sizeLimitExceeded', 4), ('compareFalse', 5), ('compareTrue', 6), ('authMethodNotSupported', 7), ('strongAuthRequired', 8), ('reserved-9', 9), ('referral', 10), ('adminLimitExceeded', 11), ('unavailableCriticalExtension', 12), ('confidentialityRequired', 13), ('saslBindInProgress', 14), ('noSuchAttribute', 16), ('undefinedAttributeType', 17), ('inappropriateMatching', 18), ('constraintViolation', 19), ('attributeOrValueExists', 20), ('invalidAttributeSyntax', 21), ('noSuchObject', 32), ('aliasProblem', 33), ('invalidDNSyntax', 34), ('reserved-35', 35), ('aliasDereferencingProblem', 36), ('inappropriateAuthentication', 48), ('invalidCredentials', 49), ('insufficientAccessRights', 50), ('busy', 51), ('unavailable', 52), ('unwillingToPerform', 53), ('loopDetect', 54), ('namingViolation', 64), ('objectClassViolation', 65), ('notAllowedOnNonLeaf', 66), ('notAllowedOnRDN', 67), ('entryAlreadyExists', 68), ('objectClassModsProhibited', 69), ('reserved-70', 70), ('affectsMultipleDSAs', 71), ('other', 80), ('reserved-81', 81), ('reserved-82', 82), ('reserved-83', 83), ('reserved-84', 84), ('reserved-85', 85), ('reserved-86', 86), ('reserved-87', 87), ('reserved-88', 88), ('reserved-89', 89), ('reserved-90', 90)))),
+        namedtype.NamedType('matchedDN', LDAPDN()),
+        namedtype.NamedType('errorMessage', LDAPString()),
+        namedtype.OptionalNamedType('referral', Referral().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)))
+        )
+
+class SearchResultReference(univ.SequenceOf):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 19)
+        )
+    componentType = LDAPURL()
+
+class SearchResultDone(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 5)
+        )
+
+class AttributeTypeAndValues(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('type', AttributeDescription()),
+        namedtype.NamedType('vals', univ.SetOf(componentType=AttributeValue()))
+        )
+    
+class ModifyRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 6)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('object', LDAPDN()),
+        namedtype.NamedType('modification', univ.SequenceOf(componentType=univ.Sequence(componentType=namedtype.NamedTypes(namedtype.NamedType('operation', univ.Enumerated(namedValues=namedval.NamedValues(('add', 0), ('delete', 1), ('replace', 2)))), namedtype.NamedType('modification', AttributeTypeAndValues())))))
+        )
+
+class ModifyResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 7)
+        )
+
+class AttributeList(univ.SequenceOf):
+    componentType = univ.Sequence(componentType=namedtype.NamedTypes(namedtype.NamedType('type', AttributeDescription()), namedtype.NamedType('vals', univ.SetOf(componentType=AttributeValue()))))
+                                                                     
+class AddRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 8)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('entry', LDAPDN()),
+        namedtype.NamedType('attributes', AttributeList())
+        )
+
+class AddResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 9)
+        )
+
+class DelRequest(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 10)
+        )
+
+class DelResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 11)
+        )
+
+class ModifyDNRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 12)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('entry', LDAPDN()),
+        namedtype.NamedType('newrdn', RelativeLDAPDN()),
+        namedtype.NamedType('deleteoldrdn', univ.Boolean()),
+        namedtype.OptionalNamedType('newSuperior', LDAPDN().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
+        
+        )
+
+class ModifyDNResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 13)
+        )
+
+class CompareRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 14)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('entry', LDAPDN()),
+        namedtype.NamedType('ava', AttributeValueAssertion())
+        )
+
+class CompareResponse(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 15)
+        )
+
+class AbandonRequest(LDAPResult):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 16)
+        )
+
+class ExtendedRequest(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 23)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('requestName', LDAPOID().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+        namedtype.OptionalNamedType('requestValue', univ.OctetString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+        )
+
+class ExtendedResponse(univ.Sequence):
+    tagSet = univ.Sequence.tagSet.tagImplicitly(
+        tag.Tag(tag.tagClassApplication, tag.tagFormatConstructed, 24)
+        )
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('resultCode', univ.Enumerated(namedValues=namedval.NamedValues(('success', 0), ('operationsError', 1), ('protocolError', 2), ('timeLimitExceeded', 3), ('sizeLimitExceeded', 4), ('compareFalse', 5), ('compareTrue', 6), ('authMethodNotSupported', 7), ('strongAuthRequired', 8), ('reserved-9', 9), ('referral', 10), ('adminLimitExceeded', 11), ('unavailableCriticalExtension', 12), ('confidentialityRequired', 13), ('saslBindInProgress', 14), ('noSuchAttribute', 16), ('undefinedAttributeType', 17), ('inappropriateMatching', 18), ('constraintViolation', 19), ('attributeOrValueExists', 20), ('invalidAttributeSyntax', 21), ('noSuchObject', 32), ('aliasProblem', 33), ('invalidDNSyntax', 34), ('reserved-35', 35), ('aliasDereferencingProblem', 36), ('inappropriateAuthentication', 48), ('invalidCredentials', 49), ('insufficientAccessRights', 50), ('busy', 51), ('unavailable', 52), ('unwillingToPerform', 53), ('loopDetect', 54), ('namingViolation', 64), ('objectClassViolation', 65), ('notAllowedOnNonLeaf', 66), ('notAllowedOnRDN', 67), ('entryAlreadyExists', 68), ('objectClassModsProhibited', 69), ('reserved-70', 70), ('affectsMultipleDSAs', 71), ('other', 80), ('reserved-81', 81), ('reserved-82', 82), ('reserved-83', 83), ('reserved-84', 84), ('reserved-85', 85), ('reserved-86', 86), ('reserved-87', 87), ('reserved-88', 88), ('reserved-89', 89), ('reserved-90', 90)))),
+        namedtype.NamedType('matchedDN', LDAPDN()),
+        namedtype.NamedType('errorMessage', LDAPString()),
+        namedtype.OptionalNamedType('referral', Referral().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
+
+        namedtype.OptionalNamedType('responseName', LDAPOID().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 10))),
+        namedtype.OptionalNamedType('response', univ.OctetString().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 11)))
+        )
+
+class MessageID(univ.Integer):
+    subtypeSpec = univ.Integer.subtypeSpec + constraint.ValueRangeConstraint(
+        0, maxInt
+        )
+
+class LDAPMessage(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('messageID', MessageID()),
+        namedtype.NamedType('protocolOp', univ.Choice(componentType=namedtype.NamedTypes(namedtype.NamedType('bindRequest', BindRequest()), namedtype.NamedType('bindResponse', BindResponse()), namedtype.NamedType('unbindRequest', UnbindRequest()), namedtype.NamedType('searchRequest', SearchRequest()), namedtype.NamedType('searchResEntry', SearchResultEntry()), namedtype.NamedType('searchResDone', SearchResultDone()), namedtype.NamedType('searchResRef', SearchResultReference()), namedtype.NamedType('modifyRequest', ModifyRequest()), namedtype.NamedType('modifyResponse', ModifyResponse()), namedtype.NamedType('addRequest', AddRequest()), namedtype.NamedType('addResponse', AddResponse()), namedtype.NamedType('delRequest', DelRequest()), namedtype.NamedType('delResponse', DelResponse()), namedtype.NamedType('modDNRequest', ModifyDNRequest()), namedtype.NamedType('modDNResponse', ModifyDNResponse()), namedtype.NamedType('compareRequest', CompareRequest()), namedtype.NamedType('compareResponse', CompareResponse()), namedtype.NamedType('abandonRequest', AbandonRequest()), namedtype.NamedType('extendedReq', ExtendedRequest()), namedtype.NamedType('extendedResp', ExtendedResponse())))),
+        namedtype.OptionalNamedType('controls', Controls().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
+        )