6 ntlmssp interface definition
10 pointer_default(unique),
11 helper
("../librpc/ndr/ndr_ntlmssp.h"),
12 helpstring("NTLM messages"),
13 uuid("6e746c6d-7373-700a-0000-00000000")
17 typedef [v1_enum] enum {
18 NtLmNegotiate
= 0x00000001,
19 NtLmChallenge
= 0x00000002,
20 NtLmAuthenticate
= 0x00000003
21 } ntlmssp_MessageType
;
23 /* [MS-NLMP] 2.2.2.5 NEGOTIATE */
25 typedef [bitmap32bit
] bitmap
{
26 NTLMSSP_NEGOTIATE_UNICODE
= 0x00000001,
27 NTLMSSP_NEGOTIATE_OEM
= 0x00000002, /* NTLM_NEGOTIATE_OEM in MS-NLMP */
28 NTLMSSP_REQUEST_TARGET
= 0x00000004,
29 NTLMSSP_NEGOTIATE_SIGN
= 0x00000010, /* Message integrity */
30 NTLMSSP_NEGOTIATE_SEAL
= 0x00000020, /* Message confidentiality */
31 NTLMSSP_NEGOTIATE_DATAGRAM
= 0x00000040,
32 NTLMSSP_NEGOTIATE_LM_KEY
= 0x00000080,
33 NTLMSSP_NEGOTIATE_NETWARE
= 0x00000100, /* not mentioned in MS-NLMP */
34 NTLMSSP_NEGOTIATE_NTLM
= 0x00000200,
35 NTLMSSP_NEGOTIATE_NT_ONLY
= 0x00000400,
36 NTLMSSP_ANONYMOUS
= 0x00000800, /* no symbol name in MS-NLMP */
37 NTLMSSP_NEGOTIATE_OEM_DOMAIN_SUPPLIED
= 0x00001000,
38 NTLMSSP_NEGOTIATE_OEM_WORKSTATION_SUPPLIED
= 0x00002000,
39 NTLMSSP_NEGOTIATE_THIS_IS_LOCAL_CALL
= 0x00004000, /* not mentioned in MS-NLMP */
40 NTLMSSP_NEGOTIATE_ALWAYS_SIGN
= 0x00008000,
41 NTLMSSP_TARGET_TYPE_DOMAIN
= 0x00010000,
42 NTLMSSP_TARGET_TYPE_SERVER
= 0x00020000,
43 NTLMSSP_TARGET_TYPE_SHARE
= 0x00040000,
44 NTLMSSP_NEGOTIATE_EXTENDED_SESSIONSECURITY
= 0x00080000,
45 NTLMSSP_NEGOTIATE_IDENTIFY
= 0x00100000,
46 NTLMSSP_REQUEST_NON_NT_SESSION_KEY
= 0x00400000,
47 NTLMSSP_NEGOTIATE_TARGET_INFO
= 0x00800000,
48 NTLMSSP_NEGOTIATE_VERSION
= 0x02000000,
49 NTLMSSP_NEGOTIATE_128
= 0x20000000, /* 128-bit encryption */
50 NTLMSSP_NEGOTIATE_KEY_EXCH
= 0x40000000,
51 NTLMSSP_NEGOTIATE_56
= 0x80000000
54 /* convenience mapping */
55 const int NTLMSSP_NEGOTIATE_NTLM2
= NTLMSSP_NEGOTIATE_EXTENDED_SESSIONSECURITY
;
58 NTLMSSP_WINDOWS_MAJOR_VERSION_5: Windows XP SP2 and Server 2003
59 NTLMSSP_WINDOWS_MAJOR_VERSION_6: Windows Vista, Server 2008, 7, Server 2008 R2, 8, Server 2012, 8.1, Server 2012 R2
60 NTLMSSP_WINDOWS_MAJOR_VERSION_10: Windows 10, Windows Server 2016 Technical Preview
63 typedef [enum8bit
] enum {
64 NTLMSSP_WINDOWS_MAJOR_VERSION_5
= 0x05,
65 NTLMSSP_WINDOWS_MAJOR_VERSION_6
= 0x06,
66 NTLMSSP_WINDOWS_MAJOR_VERSION_10
= 0x0A
67 } ntlmssp_WindowsMajorVersion
;
70 NTLMSSP_WINDOWS_MINOR_VERSION_0: Windows Vista, 10, Server 2016 Technical Preview
71 NTLMSSP_WINDOWS_MINOR_VERSION_1: Windows XP SP2, 7, Server 2008 R2
72 NTLMSSP_WINDOWS_MINOR_VERSION_2: Windows Server 2003, 8, Server 2012
73 NTLMSSP_WINDOWS_MINOR_VERSION_3: Windows 8.1, Server 2012 R2
76 typedef [enum8bit
] enum {
77 NTLMSSP_WINDOWS_MINOR_VERSION_0
= 0x00,
78 NTLMSSP_WINDOWS_MINOR_VERSION_1
= 0x01,
79 NTLMSSP_WINDOWS_MINOR_VERSION_2
= 0x02,
80 NTLMSSP_WINDOWS_MINOR_VERSION_3
= 0x03
81 } ntlmssp_WindowsMinorVersion
;
84 NTLMSSP_REVISION_W2K3_RC1:
85 NTLMSSP_REVISION_W2K3: Windows XP SP2, Server 2003, Vista, Server 2008, 7, Server 2008 R2
88 typedef [enum8bit
] enum {
89 NTLMSSP_REVISION_W2K3_RC1
= 0x0A,
90 NTLMSSP_REVISION_W2K3
= 0x0F
91 } ntlmssp_NTLMRevisionCurrent
;
93 /* [MS-NLMP] 2.2.2.10 VERSION */
95 typedef [public] struct {
96 ntlmssp_WindowsMajorVersion ProductMajorVersion
;
97 ntlmssp_WindowsMinorVersion ProductMinorVersion
;
100 ntlmssp_NTLMRevisionCurrent NTLMRevisionCurrent
;
103 typedef [noprint
,nodiscriminant
] union {
104 [case(NTLMSSP_NEGOTIATE_VERSION
)] ntlmssp_VERSION
version;
108 /* [MS-NLMP] 2.2.1.1 NEGOTIATE_MESSAGE */
110 typedef [public] struct {
111 [charset
(DOS
),value
("NTLMSSP")] uint8 Signature
[8];
112 [value
(NtLmNegotiate
)] ntlmssp_MessageType MessageType
;
113 NEGOTIATE NegotiateFlags
;
114 [value
(DomainName ? strlen
(DomainName
) : 0)] uint16 DomainNameLen
;
115 [value
(DomainNameLen
)] uint16 DomainNameMaxLen
;
116 [relative
] [subcontext
(0),subcontext_size
(DomainNameLen
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(NTLMSSP_NEGOTIATE_OEM
))] string *DomainName
;
117 [value
(Workstation ? strlen
(Workstation
) : 0)] uint16 WorkstationLen
;
118 [value
(WorkstationLen
)] uint16 WorkstationMaxLen
;
119 [relative
] [subcontext
(0),subcontext_size
(WorkstationLen
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(NTLMSSP_NEGOTIATE_OEM
))] string *Workstation
;
120 [switch_is(NegotiateFlags
& NTLMSSP_NEGOTIATE_VERSION
)] ntlmssp_Version
Version;
125 MsvAvNbComputerName
= 1,
126 MsvAvNbDomainName
= 2,
127 MsvAvDnsComputerName
= 3,
128 MsvAvDnsDomainName
= 4,
129 MsvAvDnsTreeName
= 5,
134 MsvChannelBindings
= 10
137 /* [MS-NLMP] 2.2.2.2 SingleHostData */
139 typedef [flag
(NDR_PAHEX
)] struct {
140 [value
(8+ndr_size_LSAP_TOKEN_INFO_INTEGRITY
(&r
->token_info
, 0)+r
->remaining.length
)] uint32 Size
;
141 [value
(0)] uint32 Z4
;
142 LSAP_TOKEN_INFO_INTEGRITY token_info
;
143 [flag
(NDR_REMAINING
)] DATA_BLOB remaining
;
144 } ntlmssp_SingleHostData
;
146 typedef [bitmap32bit
] bitmap
{
147 NTLMSSP_AVFLAG_CONSTRAINTED_ACCOUNT
= 0x00000001,
148 NTLMSSP_AVFLAG_MIC_IN_AUTHENTICATE_MESSAGE
= 0x00000002,
149 NTLMSSP_AVFLAG_TARGET_SPN_FROM_UNTRUSTED_SOURCE
= 0x00000004
152 typedef [gensize
,nodiscriminant
,flag
(NDR_NOALIGN
)] union {
154 [case(MsvAvNbComputerName
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(NTLMSSP_NEGOTIATE_UNICODE
))] string AvNbComputerName
;
155 [case(MsvAvNbDomainName
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(NTLMSSP_NEGOTIATE_UNICODE
))] string AvNbDomainName
;
156 [case(MsvAvDnsComputerName
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(NTLMSSP_NEGOTIATE_UNICODE
))] string AvDnsComputerName
;
157 [case(MsvAvDnsDomainName
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(NTLMSSP_NEGOTIATE_UNICODE
))] string AvDnsDomainName
;
158 [case(MsvAvDnsTreeName
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(NTLMSSP_NEGOTIATE_UNICODE
))] string AvDnsTreeName
;
159 [case(MsvAvFlags
)] ntlmssp_AvFlags AvFlags
;
160 [case(MsvAvTimestamp
)] NTTIME AvTimestamp
;
161 [case(MsvAvSingleHost
)] ntlmssp_SingleHostData AvSingleHost
;
162 [case(MsvAvTargetName
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(NTLMSSP_NEGOTIATE_UNICODE
))] string AvTargetName
;
163 [case(MsvChannelBindings
)] uint8 ChannelBindings
[16];
164 [default] [flag
(NDR_REMAINING
)] DATA_BLOB blob
;
167 /* [MS-NLMP] 2.2.2.1 AV_PAIR */
169 typedef [public,flag
(NDR_NOALIGN
)] struct {
171 [value
(ndr_size_ntlmssp_AvValue
(&r
->Value
, r
->AvId
, 0))] uint16 AvLen
;
172 [subcontext
(0),subcontext_size
(AvLen
),switch_is(AvId
)] ntlmssp_AvValue Value
;
175 typedef [public,gensize
,nopush
,nopull
,flag
(NDR_NOALIGN
)] struct {
180 /* [MS-NLMP] 2.2.1.2 CHALLENGE_MESSAGE */
182 typedef [public,flag
(NDR_PAHEX
)] struct {
183 [charset
(DOS
),value
("NTLMSSP")] uint8 Signature
[8];
184 [value
(NtLmChallenge
)] ntlmssp_MessageType MessageType
;
185 [value
(ndr_ntlmssp_string_length
(NegotiateFlags
, TargetName
))] uint16 TargetNameLen
;
186 [value
(TargetNameLen
)] uint16 TargetNameMaxLen
;
187 [relative
] [subcontext
(0),subcontext_size
(TargetNameLen
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(r
->NegotiateFlags
))] string *TargetName
;
188 NEGOTIATE NegotiateFlags
;
189 uint8 ServerChallenge
[8];
191 [value
(ndr_size_AV_PAIR_LIST
(TargetInfo
, ndr
->flags
))] uint16 TargetInfoLen
;
192 [value
(TargetInfoLen
)] uint16 TargetInfoMaxLen
;
193 [relative
] [subcontext
(0),subcontext_size
(TargetInfoLen
)] AV_PAIR_LIST
*TargetInfo
;
194 [switch_is(NegotiateFlags
& NTLMSSP_NEGOTIATE_VERSION
)] ntlmssp_Version
Version;
197 /* [MS-NLMP] 2.2.2.3 LM_RESPONSE */
199 typedef [public,flag
(NDR_PAHEX
)] struct {
203 /* [MS-NLMP] 2.2.2.4 LMv2_RESPONSE */
205 typedef [public,flag
(NDR_PAHEX
)] struct {
207 uint8 ChallengeFromClient
[8];
210 typedef [nodiscriminant
] union {
211 [case(24)] LM_RESPONSE v1
;
213 } ntlmssp_LM_RESPONSE_with_len
;
215 /* [MS-NLMP] 2.2.2.6 NTLM_RESPONSE */
217 typedef [public,flag
(NDR_PAHEX
)] struct {
221 /* [MS-NLMP] 2.2.2.7 NTLMv2_CLIENT_CHALLENGE */
223 typedef [flag
(NDR_PAHEX
)] struct {
224 [value
(1)] uint8 RespType
;
225 [value
(1)] uint8 HiRespType
;
229 uint8 ChallengeFromClient
[8];
231 [subcontext
(0)] [flag
(NDR_REMAINING
)] AV_PAIR_LIST AvPairs
;
232 } NTLMv2_CLIENT_CHALLENGE
;
234 /* [MS-NLMP] 2.2.2.8 NTLMv2_RESPONSE */
236 typedef [public,flag
(NDR_PAHEX
)] struct {
238 NTLMv2_CLIENT_CHALLENGE Challenge
;
241 typedef [public,nodiscriminant
] union {
243 [case(0x18)] NTLM_RESPONSE v1
;
244 [default] NTLMv2_RESPONSE v2
;
245 } ntlmssp_NTLM_RESPONSE_with_len
;
247 const int NTLMSSP_MIC_OFFSET
= 72;
248 const int NTLMSSP_MIC_SIZE
= 16;
250 typedef [flag
(NDR_PAHEX
)] struct {
251 uint8 MIC
[NTLMSSP_MIC_SIZE
];
254 /* [MS-NLMP] 2.2.1.3 AUTHENTICATE_MESSAGE */
256 typedef [public,flag
(NDR_REMAINING
)] struct {
257 [charset
(DOS
),value
("NTLMSSP")] uint8 Signature
[8];
258 [value
(NtLmAuthenticate
)] ntlmssp_MessageType MessageType
;
259 uint16 LmChallengeResponseLen
;
260 [value
(LmChallengeResponseLen
)] uint16 LmChallengeResponseMaxLen
;
261 [relative
] [subcontext
(0),subcontext_size
(LmChallengeResponseLen
),switch_is(LmChallengeResponseLen
)] ntlmssp_LM_RESPONSE_with_len
*LmChallengeResponse
;
262 uint16 NtChallengeResponseLen
;
263 [value
(NtChallengeResponseLen
)] uint16 NtChallengeResponseMaxLen
;
264 [relative
] [subcontext
(0),subcontext_size
(NtChallengeResponseMaxLen
),switch_is(NtChallengeResponseLen
)] ntlmssp_NTLM_RESPONSE_with_len
*NtChallengeResponse
;
265 [value
(ndr_ntlmssp_string_length
(NegotiateFlags
, DomainName
))] uint16 DomainNameLen
;
266 [value
(DomainNameLen
)] uint16 DomainNameMaxLen
;
267 [relative
] [subcontext
(0),subcontext_size
(DomainNameLen
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(r
->NegotiateFlags
))] string *DomainName
;
268 [value
(ndr_ntlmssp_string_length
(NegotiateFlags
, UserName
))] uint16 UserNameLen
;
269 [value
(UserNameLen
)] uint16 UserNameMaxLen
;
270 [relative
] [subcontext
(0),subcontext_size
(UserNameLen
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(r
->NegotiateFlags
))] string *UserName
;
271 [value
(ndr_ntlmssp_string_length
(NegotiateFlags
, Workstation
))] uint16 WorkstationLen
;
272 [value
(WorkstationLen
)] uint16 WorkstationMaxLen
;
273 [relative
] [subcontext
(0),subcontext_size
(WorkstationLen
)] [flag
(ndr_ntlmssp_negotiated_string_flags
(r
->NegotiateFlags
))] string *Workstation
;
274 [value
(EncryptedRandomSessionKey
== NULL ?
0 : EncryptedRandomSessionKey
->length
)] uint16 EncryptedRandomSessionKeyLen
;
275 [value
(EncryptedRandomSessionKeyLen
)] uint16 EncryptedRandomSessionKeyMaxLen
;
276 [relative
] [subcontext
(0),subcontext_size
(EncryptedRandomSessionKeyLen
)] DATA_BLOB
*EncryptedRandomSessionKey
;
277 NEGOTIATE NegotiateFlags
;
278 [switch_is(NegotiateFlags
& NTLMSSP_NEGOTIATE_VERSION
)] ntlmssp_Version
Version;
279 /* MIC (Message Integrity) is only included when the client has
280 * sent a timestamp Av struct in the CHALLENGE_MESSAGE AvPair */
281 /* [flag(NDR_REMAINING)] ntlmssp_MIC mic; */
282 } AUTHENTICATE_MESSAGE
;
284 /* NTLMSSP signature version */
285 const int NTLMSSP_SIGN_VERSION
= 0x01;
287 /* NTLMSSP signature size */
288 const int NTLMSSP_SIG_SIZE
= 16;
290 /* [MS-NLMP] 2.2.2.9.1 NTLMSSP_MESSAGE_SIGNATURE */
292 typedef [public] struct {
293 [value
(NTLMSSP_SIGN_VERSION
)] uint32
Version;
297 } NTLMSSP_MESSAGE_SIGNATURE
;
299 /* [MS-NLMP] 2.2.2.9.2 NTLMSSP_MESSAGE_SIGNATURE for Extended Session Security */
301 typedef [public,flag
(NDR_PAHEX
)] struct {
302 [value
(NTLMSSP_SIGN_VERSION
)] uint32
Version;
305 } NTLMSSP_MESSAGE_SIGNATURE_NTLMv2
;