#include "idl_types.h" /* ntlmssp interface definition */ [ pointer_default(unique), helper("../librpc/ndr/ndr_ntlmssp.h"), helpstring("NTLM messages"), uuid("6e746c6d-7373-700a-0000-00000000") ] interface ntlmssp { typedef [v1_enum] enum { NtLmNegotiate = 0x00000001, NtLmChallenge = 0x00000002, NtLmAuthenticate = 0x00000003 } ntlmssp_MessageType; /* [MS-NLMP] 2.2.2.5 NEGOTIATE */ typedef [bitmap32bit] bitmap { NTLMSSP_NEGOTIATE_UNICODE = 0x00000001, NTLMSSP_NEGOTIATE_OEM = 0x00000002, /* NTLM_NEGOTIATE_OEM in MS-NLMP */ NTLMSSP_REQUEST_TARGET = 0x00000004, NTLMSSP_NEGOTIATE_SIGN = 0x00000010, /* Message integrity */ NTLMSSP_NEGOTIATE_SEAL = 0x00000020, /* Message confidentiality */ NTLMSSP_NEGOTIATE_DATAGRAM = 0x00000040, NTLMSSP_NEGOTIATE_LM_KEY = 0x00000080, NTLMSSP_NEGOTIATE_NETWARE = 0x00000100, /* not mentioned in MS-NLMP */ NTLMSSP_NEGOTIATE_NTLM = 0x00000200, NTLMSSP_NEGOTIATE_NT_ONLY = 0x00000400, NTLMSSP_ANONYMOUS = 0x00000800, /* no symbol name in MS-NLMP */ NTLMSSP_NEGOTIATE_OEM_DOMAIN_SUPPLIED = 0x00001000, NTLMSSP_NEGOTIATE_OEM_WORKSTATION_SUPPLIED = 0x00002000, NTLMSSP_NEGOTIATE_THIS_IS_LOCAL_CALL = 0x00004000, /* not mentioned in MS-NLMP */ NTLMSSP_NEGOTIATE_ALWAYS_SIGN = 0x00008000, NTLMSSP_TARGET_TYPE_DOMAIN = 0x00010000, NTLMSSP_TARGET_TYPE_SERVER = 0x00020000, NTLMSSP_TARGET_TYPE_SHARE = 0x00040000, NTLMSSP_NEGOTIATE_EXTENDED_SESSIONSECURITY = 0x00080000, NTLMSSP_NEGOTIATE_IDENTIFY = 0x00100000, NTLMSSP_REQUEST_NON_NT_SESSION_KEY = 0x00400000, NTLMSSP_NEGOTIATE_TARGET_INFO = 0x00800000, NTLMSSP_NEGOTIATE_VERSION = 0x02000000, NTLMSSP_NEGOTIATE_128 = 0x20000000, /* 128-bit encryption */ NTLMSSP_NEGOTIATE_KEY_EXCH = 0x40000000, NTLMSSP_NEGOTIATE_56 = 0x80000000 } NEGOTIATE; /* convenience mapping */ const int NTLMSSP_NEGOTIATE_NTLM2 = NTLMSSP_NEGOTIATE_EXTENDED_SESSIONSECURITY; /* NTLMSSP_WINDOWS_MAJOR_VERSION_5: Windows XP SP2 and Server 2003 NTLMSSP_WINDOWS_MAJOR_VERSION_6: Windows Vista, Server 2008, 7 and Server 2008 R2 */ typedef [enum8bit] enum { NTLMSSP_WINDOWS_MAJOR_VERSION_5 = 0x05, NTLMSSP_WINDOWS_MAJOR_VERSION_6 = 0x06 } ntlmssp_WindowsMajorVersion; /* NTLMSSP_WINDOWS_MINOR_VERSION_0: Windows Vista, Server 2008, 7, Server 2008 R2 NTLMSSP_WINDOWS_MINOR_VERSION_1: Windows XP SP2 NTLMSSP_WINDOWS_MINOR_VERSION_2: Windows Server 2003 */ typedef [enum8bit] enum { NTLMSSP_WINDOWS_MINOR_VERSION_0 = 0x00, NTLMSSP_WINDOWS_MINOR_VERSION_1 = 0x01, NTLMSSP_WINDOWS_MINOR_VERSION_2 = 0x02, NTLMSSP_WINDOWS_MINOR_VERSION_3 = 0x03 } ntlmssp_WindowsMinorVersion; /* NTLMSSP_REVISION_W2K3_RC1: NTLMSSP_REVISION_W2K3: Windows XP SP2, Server 2003, Vista, Server 2008, 7, Server 2008 R2 */ typedef [enum8bit] enum { NTLMSSP_REVISION_W2K3_RC1 = 0x0A, NTLMSSP_REVISION_W2K3 = 0x0F } ntlmssp_NTLMRevisionCurrent; /* [MS-NLMP] 2.2.2.10 VERSION */ typedef [public] struct { ntlmssp_WindowsMajorVersion ProductMajorVersion; ntlmssp_WindowsMinorVersion ProductMinorVersion; uint16 ProductBuild; uint8 Reserved[3]; ntlmssp_NTLMRevisionCurrent NTLMRevisionCurrent; } ntlmssp_VERSION; typedef [noprint,nodiscriminant] union { [case(NTLMSSP_NEGOTIATE_VERSION)] ntlmssp_VERSION version; [default]; } ntlmssp_Version; /* [MS-NLMP] 2.2.1.1 NEGOTIATE_MESSAGE */ typedef [public] struct { [charset(DOS),value("NTLMSSP")] uint8 Signature[8]; [value(NtLmNegotiate)] ntlmssp_MessageType MessageType; NEGOTIATE NegotiateFlags; [value(DomainName ? strlen(DomainName) : 0)] uint16 DomainNameLen; [value(DomainNameLen)] uint16 DomainNameMaxLen; [relative] [subcontext(0),subcontext_size(DomainNameLen)] [flag(ndr_ntlmssp_negotiated_string_flags(NTLMSSP_NEGOTIATE_OEM))] string *DomainName; [value(Workstation ? strlen(Workstation) : 0)] uint16 WorkstationLen; [value(WorkstationLen)] uint16 WorkstationMaxLen; [relative] [subcontext(0),subcontext_size(WorkstationLen)] [flag(ndr_ntlmssp_negotiated_string_flags(NTLMSSP_NEGOTIATE_OEM))] string *Workstation; [switch_is(NegotiateFlags & NTLMSSP_NEGOTIATE_VERSION)] ntlmssp_Version Version; } NEGOTIATE_MESSAGE; typedef enum { MsvAvEOL = 0, MsvAvNbComputerName = 1, MsvAvNbDomainName = 2, MsvAvDnsComputerName = 3, MsvAvDnsDomainName = 4, MsvAvDnsTreeName = 5, MsvAvFlags = 6, MsvAvTimestamp = 7, MsAvRestrictions = 8, MsvAvTargetName = 9, MsvChannelBindings = 10 } ntlmssp_AvId; /* [MS-NLMP] 2.2.2.2 Restriction_Encoding */ typedef struct { uint32 Size; [value(0)] uint32 Z4; boolean32 IntegrityLevel; uint32 SubjectIntegrityLevel; uint8 MachineId[32]; } Restriction_Encoding; typedef [bitmap32bit] bitmap { NTLMSSP_AVFLAG_CONSTRAINTED_ACCOUNT = 0x00000001, NTLMSSP_AVFLAG_MIC_IN_AUTHENTICATE_MESSAGE = 0x00000002 } ntlmssp_AvFlags; typedef [gensize,nodiscriminant,flag(NDR_NOALIGN)] union { [case(MsvAvEOL)] ; [case(MsvAvNbComputerName)] [flag(ndr_ntlmssp_negotiated_string_flags(NTLMSSP_NEGOTIATE_UNICODE))] string AvNbComputerName; [case(MsvAvNbDomainName)] [flag(ndr_ntlmssp_negotiated_string_flags(NTLMSSP_NEGOTIATE_UNICODE))] string AvNbDomainName; [case(MsvAvDnsComputerName)] [flag(ndr_ntlmssp_negotiated_string_flags(NTLMSSP_NEGOTIATE_UNICODE))] string AvDnsComputerName; [case(MsvAvDnsDomainName)] [flag(ndr_ntlmssp_negotiated_string_flags(NTLMSSP_NEGOTIATE_UNICODE))] string AvDnsDomainName; [case(MsvAvDnsTreeName)] [flag(ndr_ntlmssp_negotiated_string_flags(NTLMSSP_NEGOTIATE_UNICODE))] string AvDnsTreeName; [case(MsvAvFlags)] ntlmssp_AvFlags AvFlags; [case(MsvAvTimestamp)] NTTIME AvTimestamp; [case(MsAvRestrictions)] Restriction_Encoding AvRestrictions; [case(MsvAvTargetName)] [flag(ndr_ntlmssp_negotiated_string_flags(NTLMSSP_NEGOTIATE_UNICODE))] string AvTargetName; [case(MsvChannelBindings)] uint8 ChannelBindings[16]; [default] [flag(NDR_REMAINING)] DATA_BLOB blob; } ntlmssp_AvValue; /* [MS-NLMP] 2.2.2.1 AV_PAIR */ typedef [public,flag(NDR_NOALIGN)] struct { ntlmssp_AvId AvId; [value(ndr_size_ntlmssp_AvValue(&r->Value, r->AvId, 0))] uint16 AvLen; [subcontext(0),subcontext_size(AvLen),switch_is(AvId)] ntlmssp_AvValue Value; } AV_PAIR; typedef [gensize,nopush,nopull,flag(NDR_NOALIGN)] struct { uint32 count; AV_PAIR pair[count]; } AV_PAIR_LIST; /* [MS-NLMP] 2.2.1.2 CHALLENGE_MESSAGE */ typedef [public,flag(NDR_PAHEX)] struct { [charset(DOS),value("NTLMSSP")] uint8 Signature[8]; [value(NtLmChallenge)] ntlmssp_MessageType MessageType; [value(ndr_ntlmssp_string_length(NegotiateFlags, TargetName))] uint16 TargetNameLen; [value(TargetNameLen)] uint16 TargetNameMaxLen; [relative] [subcontext(0),subcontext_size(TargetNameLen)] [flag(ndr_ntlmssp_negotiated_string_flags(r->NegotiateFlags))] string *TargetName; NEGOTIATE NegotiateFlags; uint8 ServerChallenge[8]; uint8 Reserved[8]; [value(ndr_size_AV_PAIR_LIST(TargetInfo, ndr->flags))] uint16 TargetInfoLen; [value(TargetInfoLen)] uint16 TargetNameInfoMaxLen; [relative] [subcontext(0),subcontext_size(TargetInfoLen)] AV_PAIR_LIST *TargetInfo; [switch_is(NegotiateFlags & NTLMSSP_NEGOTIATE_VERSION)] ntlmssp_Version Version; } CHALLENGE_MESSAGE; /* [MS-NLMP] 2.2.2.3 LM_RESPONSE */ typedef [public,flag(NDR_PAHEX)] struct { uint8 Response[24]; } LM_RESPONSE; /* [MS-NLMP] 2.2.2.4 LMv2_RESPONSE */ typedef [public,flag(NDR_PAHEX)] struct { uint8 Response[16]; uint8 ChallengeFromClient[8]; } LMv2_RESPONSE; typedef [nodiscriminant] union { [case(24)] LM_RESPONSE v1; [default]; } ntlmssp_LM_RESPONSE; /* [MS-NLMP] 2.2.2.6 NTLM_RESPONSE */ typedef [public,flag(NDR_PAHEX)] struct { uint8 Response[24]; } NTLM_RESPONSE; /* [MS-NLMP] 2.2.2.7 NTLMv2_CLIENT_CHALLENGE */ typedef [flag(NDR_PAHEX)] struct { [value(1)] uint8 RespType; [value(1)] uint8 HiRespType; uint16 Reserved1; uint32 Reserved2; NTTIME TimeStamp; uint8 ChallengeFromClient[8]; uint32 Reserved3; [subcontext(0)] [flag(NDR_REMAINING)] AV_PAIR_LIST AvPairs; } NTLMv2_CLIENT_CHALLENGE; /* [MS-NLMP] 2.2.2.8 NTLMv2_RESPONSE */ typedef [public,flag(NDR_PAHEX)] struct { uint8 Response[16]; NTLMv2_CLIENT_CHALLENGE Challenge; } NTLMv2_RESPONSE; typedef [public,nodiscriminant] union { [case(0)] ; [case(0x18)] NTLM_RESPONSE v1; [default] NTLMv2_RESPONSE v2; } ntlmssp_NTLM_RESPONSE; typedef [flag(NDR_PAHEX)] struct { uint8 MIC[16]; } MIC; /* [MS-NLMP] 2.2.1.3 AUTHENTICATE_MESSAGE */ typedef [public,flag(NDR_REMAINING)] struct { [charset(DOS),value("NTLMSSP")] uint8 Signature[8]; [value(NtLmAuthenticate)] ntlmssp_MessageType MessageType; uint16 LmChallengeResponseLen; [value(LmChallengeResponseLen)] uint16 LmChallengeResponseMaxLen; [relative] [subcontext(0),subcontext_size(LmChallengeResponseLen),switch_is(LmChallengeResponseLen)] ntlmssp_LM_RESPONSE *LmChallengeResponse; uint16 NtChallengeResponseLen; [value(NtChallengeResponseLen)] uint16 NtChallengeResponseMaxLen; [relative] [subcontext(0),subcontext_size(NtChallengeResponseMaxLen),switch_is(NtChallengeResponseLen)] ntlmssp_NTLM_RESPONSE *NtChallengeResponse; [value(ndr_ntlmssp_string_length(NegotiateFlags, DomainName))] uint16 DomainNameLen; [value(DomainNameLen)] uint16 DomainNameMaxLen; [relative] [subcontext(0),subcontext_size(DomainNameLen)] [flag(ndr_ntlmssp_negotiated_string_flags(r->NegotiateFlags))] string *DomainName; [value(ndr_ntlmssp_string_length(NegotiateFlags, UserName))] uint16 UserNameLen; [value(UserNameLen)] uint16 UserNameMaxLen; [relative] [subcontext(0),subcontext_size(UserNameLen)] [flag(ndr_ntlmssp_negotiated_string_flags(r->NegotiateFlags))] string *UserName; [value(ndr_ntlmssp_string_length(NegotiateFlags, Workstation))] uint16 WorkstationLen; [value(WorkstationLen)] uint16 WorkstationMaxLen; [relative] [subcontext(0),subcontext_size(WorkstationLen)] [flag(ndr_ntlmssp_negotiated_string_flags(r->NegotiateFlags))] string *Workstation; [value(EncryptedRandomSessionKey->length)] uint16 EncryptedRandomSessionKeyLen; [value(EncryptedRandomSessionKeyLen)] uint16 EncryptedRandomSessionKeyMaxLen; [relative] [subcontext(0),subcontext_size(EncryptedRandomSessionKeyLen)] DATA_BLOB *EncryptedRandomSessionKey; NEGOTIATE NegotiateFlags; [switch_is(NegotiateFlags & NTLMSSP_NEGOTIATE_VERSION)] ntlmssp_Version Version; /* MIC (Message Integrity) is only included when the client has * sent a timestap Av struct in the CHALLENGE_MESSAGE AvPair */ /* [flag(NDR_REMAINING)] MIC mic; */ } AUTHENTICATE_MESSAGE; /* NTLMSSP signature version */ const int NTLMSSP_SIGN_VERSION = 0x01; /* NTLMSSP signature size */ const int NTLMSSP_SIG_SIZE = 16; /* [MS-NLMP] 2.2.2.9.1 NTLMSSP_MESSAGE_SIGNATURE */ typedef [public] struct { [value(NTLMSSP_SIGN_VERSION)] uint32 Version; uint32 RandomPad; uint32 Checksum; uint32 SeqNum; } NTLMSSP_MESSAGE_SIGNATURE; /* [MS-NLMP] 2.2.2.9.2 NTLMSSP_MESSAGE_SIGNATURE for Extended Session Security */ typedef [public,flag(NDR_PAHEX)] struct { [value(NTLMSSP_SIGN_VERSION)] uint32 Version; uint8 Checksum[8]; uint32 SeqNum; } NTLMSSP_MESSAGE_SIGNATURE_NTLMv2; /* some ndrdump helpers */ void decode_NEGOTIATE_MESSAGE( [in] NEGOTIATE_MESSAGE negotiate ); void decode_CHALLENGE_MESSAGE( [in] CHALLENGE_MESSAGE challenge ); void decode_AUTHENTICATE_MESSAGE( [in] AUTHENTICATE_MESSAGE authenticate ); void decode_NTLMv2_CLIENT_CHALLENGE( [in] NTLMv2_CLIENT_CHALLENGE challenge ); void decode_NTLMv2_RESPONSE( [in] NTLMv2_RESPONSE response ); }