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#include "idl_types.h"
/*
ntlmssp interface definition
*/
[
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pointer_default(unique),
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helper("../librpc/ndr/ndr_ntlmssp.h"),
helpstring("NTLM messages"),
uuid("6e746c6d-7373-700a-0000-00000000")
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]
interface ntlmssp
{
typedef [v1_enum] enum {
NtLmNegotiate = 0x00000001,
NtLmChallenge = 0x00000002,
NtLmAuthenticate = 0x00000003
} ntlmssp_MessageType;
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/* [MS-NLMP] 2.2.2.5 NEGOTIATE */
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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_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;
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/* [MS-NLMP] 2.2.2.10 VERSION */
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typedef struct {
ntlmssp_WindowsMajorVersion ProductMajorVersion;
ntlmssp_WindowsMinorVersion ProductMinorVersion;
uint16 ProductBuild;
uint8 Reserved[3];
ntlmssp_NTLMRevisionCurrent NTLMRevisionCurrent;
} VERSION;
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typedef [noprint,nodiscriminant] union {
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[case(NTLMSSP_NEGOTIATE_VERSION)] VERSION version;
[default];
} ntlmssp_Version;
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/* [MS-NLMP] 2.2.1.1 NEGOTIATE_MESSAGE */
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typedef [public] struct {
[charset(DOS),value("NTLMSSP")] uint8 Signature[8];
[value(NtLmNegotiate)] ntlmssp_MessageType MessageType;
NEGOTIATE NegotiateFlags;
[value(strlen(DomainName))] uint16 DomainNameLen;
[value(DomainNameLen)] uint16 DomainNameMaxLen;
[relative] [subcontext(0),subcontext_size(DomainNameLen)] [flag(ndr_ntlmssp_negotiated_string_flags(NTLMSSP_NEGOTIATE_OEM))] string *DomainName;
[value(strlen(Workstation))] 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;
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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;
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/* [MS-NLMP] 2.2.2.2 Restriction_Encoding */
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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;
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/* [MS-NLMP] 2.2.2.1 AV_PAIR */
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typedef [public,flag(NDR_NOALIGN)] struct {
ntlmssp_AvId AvId;
[value(ndr_size_ntlmssp_AvValue(&r->Value, r->AvId, ndr->iconv_convenience, 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;
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/* [MS-NLMP] 2.2.1.2 CHALLENGE_MESSAGE */
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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->iconv_convenience, 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;
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/* [MS-NLMP] 2.2.2.3 LM_RESPONSE */
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typedef [public,flag(NDR_PAHEX)] struct {
uint8 Response[24];
} LM_RESPONSE;
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/* [MS-NLMP] 2.2.2.4 LMv2_RESPONSE */
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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;
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/* [MS-NLMP] 2.2.2.6 NTLM_RESPONSE */
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typedef [public,flag(NDR_PAHEX)] struct {
uint8 Response[24];
} NTLM_RESPONSE;
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/* [MS-NLMP] 2.2.2.7 NTLMv2_CLIENT_CHALLENGE */
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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;
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/* [MS-NLMP] 2.2.2.8 NTLMv2_RESPONSE */
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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;
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/* [MS-NLMP] 2.2.1.3 AUTHENTICATE_MESSAGE */
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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;
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/* NTLMSSP signature version */
const int NTLMSSP_SIGN_VERSION = 0x01;
/* NTLMSSP signature size */
const int NTLMSSP_SIG_SIZE = 16;
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/* [MS-NLMP] 2.2.2.9.1 NTLMSSP_MESSAGE_SIGNATURE */
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typedef [public] struct {
[value(NTLMSSP_SIGN_VERSION)] uint32 Version;
uint32 RandomPad;
uint32 Checksum;
uint32 SeqNum;
} NTLMSSP_MESSAGE_SIGNATURE;
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/* [MS-NLMP] 2.2.2.9.2 NTLMSSP_MESSAGE_SIGNATURE for Extended Session Security */
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typedef [public,flag(NDR_PAHEX)] struct {
[value(NTLMSSP_SIGN_VERSION)] uint32 Version;
uint8 Checksum[8];
uint32 SeqNum;
} NTLMSSP_MESSAGE_SIGNATURE_NTLMv2;
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/* 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
);
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}
