2 * Copyright 2005, 2006 Kai Blin
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
18 * This file implements the NTLM security provider.
31 #include "secur32_priv.h"
33 #include "wine/unicode.h"
34 #include "wine/debug.h"
36 WINE_DEFAULT_DEBUG_CHANNEL(ntlm
);
37 WINE_DECLARE_DEBUG_CHANNEL(winediag
);
39 #define NTLM_MAX_BUF 1904
40 #define MIN_NTLM_AUTH_MAJOR_VERSION 3
41 #define MIN_NTLM_AUTH_MINOR_VERSION 0
42 #define MIN_NTLM_AUTH_MICRO_VERSION 25
44 static CHAR ntlm_auth
[] = "ntlm_auth";
46 typedef struct _NtlmCredentials
50 /* these are all in the Unix codepage */
53 char *password
; /* not nul-terminated */
55 } NtlmCredentials
, *PNtlmCredentials
;
57 /***********************************************************************
58 * QueryCredentialsAttributesA
60 static SECURITY_STATUS SEC_ENTRY
ntlm_QueryCredentialsAttributesA(
61 PCredHandle phCredential
, ULONG ulAttribute
, PVOID pBuffer
)
65 TRACE("(%p, %d, %p)\n", phCredential
, ulAttribute
, pBuffer
);
67 if(ulAttribute
== SECPKG_ATTR_NAMES
)
69 FIXME("SECPKG_CRED_ATTR_NAMES: stub\n");
70 ret
= SEC_E_UNSUPPORTED_FUNCTION
;
73 ret
= SEC_E_UNSUPPORTED_FUNCTION
;
78 /***********************************************************************
79 * QueryCredentialsAttributesW
81 static SECURITY_STATUS SEC_ENTRY
ntlm_QueryCredentialsAttributesW(
82 PCredHandle phCredential
, ULONG ulAttribute
, PVOID pBuffer
)
86 TRACE("(%p, %d, %p)\n", phCredential
, ulAttribute
, pBuffer
);
88 if(ulAttribute
== SECPKG_ATTR_NAMES
)
90 FIXME("SECPKG_CRED_ATTR_NAMES: stub\n");
91 ret
= SEC_E_UNSUPPORTED_FUNCTION
;
94 ret
= SEC_E_UNSUPPORTED_FUNCTION
;
99 static char *ntlm_GetUsernameArg(LPCWSTR userW
, INT userW_length
)
101 static const char username_arg
[] = "--username=";
105 unixcp_size
= WideCharToMultiByte(CP_UNIXCP
, WC_NO_BEST_FIT_CHARS
,
106 userW
, userW_length
, NULL
, 0, NULL
, NULL
) + sizeof(username_arg
);
107 user
= HeapAlloc(GetProcessHeap(), 0, unixcp_size
);
108 if (!user
) return NULL
;
109 memcpy(user
, username_arg
, sizeof(username_arg
) - 1);
110 WideCharToMultiByte(CP_UNIXCP
, WC_NO_BEST_FIT_CHARS
, userW
, userW_length
,
111 user
+ sizeof(username_arg
) - 1,
112 unixcp_size
- sizeof(username_arg
) + 1, NULL
, NULL
);
113 user
[unixcp_size
- 1] = '\0';
117 static char *ntlm_GetDomainArg(LPCWSTR domainW
, INT domainW_length
)
119 static const char domain_arg
[] = "--domain=";
123 unixcp_size
= WideCharToMultiByte(CP_UNIXCP
, WC_NO_BEST_FIT_CHARS
,
124 domainW
, domainW_length
, NULL
, 0, NULL
, NULL
) + sizeof(domain_arg
);
125 domain
= HeapAlloc(GetProcessHeap(), 0, unixcp_size
);
126 if (!domain
) return NULL
;
127 memcpy(domain
, domain_arg
, sizeof(domain_arg
) - 1);
128 WideCharToMultiByte(CP_UNIXCP
, WC_NO_BEST_FIT_CHARS
, domainW
,
129 domainW_length
, domain
+ sizeof(domain_arg
) - 1,
130 unixcp_size
- sizeof(domain
) + 1, NULL
, NULL
);
131 domain
[unixcp_size
- 1] = '\0';
135 /***********************************************************************
136 * AcquireCredentialsHandleW
138 static SECURITY_STATUS SEC_ENTRY
ntlm_AcquireCredentialsHandleW(
139 SEC_WCHAR
*pszPrincipal
, SEC_WCHAR
*pszPackage
, ULONG fCredentialUse
,
140 PLUID pLogonID
, PVOID pAuthData
, SEC_GET_KEY_FN pGetKeyFn
,
141 PVOID pGetKeyArgument
, PCredHandle phCredential
, PTimeStamp ptsExpiry
)
144 PNtlmCredentials ntlm_cred
= NULL
;
145 SEC_WCHAR
*username
= NULL
, *domain
= NULL
;
147 TRACE("(%s, %s, 0x%08x, %p, %p, %p, %p, %p, %p)\n",
148 debugstr_w(pszPrincipal
), debugstr_w(pszPackage
), fCredentialUse
,
149 pLogonID
, pAuthData
, pGetKeyFn
, pGetKeyArgument
, phCredential
, ptsExpiry
);
151 switch(fCredentialUse
)
153 case SECPKG_CRED_INBOUND
:
154 ntlm_cred
= HeapAlloc(GetProcessHeap(), 0, sizeof(*ntlm_cred
));
156 ret
= SEC_E_INSUFFICIENT_MEMORY
;
159 ntlm_cred
->mode
= NTLM_SERVER
;
160 ntlm_cred
->username_arg
= NULL
;
161 ntlm_cred
->domain_arg
= NULL
;
162 ntlm_cred
->password
= NULL
;
163 ntlm_cred
->pwlen
= 0;
164 phCredential
->dwUpper
= fCredentialUse
;
165 phCredential
->dwLower
= (ULONG_PTR
)ntlm_cred
;
169 case SECPKG_CRED_OUTBOUND
:
171 ntlm_cred
= HeapAlloc(GetProcessHeap(), 0, sizeof(*ntlm_cred
));
174 ret
= SEC_E_INSUFFICIENT_MEMORY
;
177 ntlm_cred
->mode
= NTLM_CLIENT
;
178 ntlm_cred
->username_arg
= NULL
;
179 ntlm_cred
->domain_arg
= NULL
;
180 ntlm_cred
->password
= NULL
;
181 ntlm_cred
->pwlen
= 0;
183 if(pAuthData
!= NULL
)
185 PSEC_WINNT_AUTH_IDENTITY_W auth_data
= pAuthData
;
187 TRACE("Username is %s\n", debugstr_wn(auth_data
->User
, auth_data
->UserLength
));
188 TRACE("Domain name is %s\n", debugstr_wn(auth_data
->Domain
, auth_data
->DomainLength
));
190 ntlm_cred
->username_arg
= ntlm_GetUsernameArg(auth_data
->User
, auth_data
->UserLength
);
191 ntlm_cred
->domain_arg
= ntlm_GetDomainArg(auth_data
->Domain
, auth_data
->DomainLength
);
193 if(auth_data
->PasswordLength
!= 0)
195 ntlm_cred
->pwlen
= WideCharToMultiByte(CP_UNIXCP
,
196 WC_NO_BEST_FIT_CHARS
, auth_data
->Password
,
197 auth_data
->PasswordLength
, NULL
, 0, NULL
,
200 ntlm_cred
->password
= HeapAlloc(GetProcessHeap(), 0,
203 WideCharToMultiByte(CP_UNIXCP
, WC_NO_BEST_FIT_CHARS
,
204 auth_data
->Password
, auth_data
->PasswordLength
,
205 ntlm_cred
->password
, ntlm_cred
->pwlen
, NULL
, NULL
);
209 phCredential
->dwUpper
= fCredentialUse
;
210 phCredential
->dwLower
= (ULONG_PTR
)ntlm_cred
;
211 TRACE("ACH phCredential->dwUpper: 0x%08lx, dwLower: 0x%08lx\n",
212 phCredential
->dwUpper
, phCredential
->dwLower
);
216 case SECPKG_CRED_BOTH
:
217 FIXME("AcquireCredentialsHandle: SECPKG_CRED_BOTH stub\n");
218 ret
= SEC_E_UNSUPPORTED_FUNCTION
;
223 ret
= SEC_E_UNKNOWN_CREDENTIALS
;
226 HeapFree(GetProcessHeap(), 0, username
);
227 HeapFree(GetProcessHeap(), 0, domain
);
232 /***********************************************************************
233 * AcquireCredentialsHandleA
235 static SECURITY_STATUS SEC_ENTRY
ntlm_AcquireCredentialsHandleA(
236 SEC_CHAR
*pszPrincipal
, SEC_CHAR
*pszPackage
, ULONG fCredentialUse
,
237 PLUID pLogonID
, PVOID pAuthData
, SEC_GET_KEY_FN pGetKeyFn
,
238 PVOID pGetKeyArgument
, PCredHandle phCredential
, PTimeStamp ptsExpiry
)
241 int user_sizeW
, domain_sizeW
, passwd_sizeW
;
243 SEC_WCHAR
*user
= NULL
, *domain
= NULL
, *passwd
= NULL
, *package
= NULL
;
245 PSEC_WINNT_AUTH_IDENTITY_W pAuthDataW
= NULL
;
246 PSEC_WINNT_AUTH_IDENTITY_A identity
= NULL
;
248 TRACE("(%s, %s, 0x%08x, %p, %p, %p, %p, %p, %p)\n",
249 debugstr_a(pszPrincipal
), debugstr_a(pszPackage
), fCredentialUse
,
250 pLogonID
, pAuthData
, pGetKeyFn
, pGetKeyArgument
, phCredential
, ptsExpiry
);
252 if(pszPackage
!= NULL
)
254 int package_sizeW
= MultiByteToWideChar(CP_ACP
, 0, pszPackage
, -1,
257 package
= HeapAlloc(GetProcessHeap(), 0, package_sizeW
*
259 MultiByteToWideChar(CP_ACP
, 0, pszPackage
, -1, package
, package_sizeW
);
263 if(pAuthData
!= NULL
)
265 identity
= pAuthData
;
267 if(identity
->Flags
== SEC_WINNT_AUTH_IDENTITY_ANSI
)
269 pAuthDataW
= HeapAlloc(GetProcessHeap(), 0,
270 sizeof(SEC_WINNT_AUTH_IDENTITY_W
));
272 if(identity
->UserLength
!= 0)
274 user_sizeW
= MultiByteToWideChar(CP_ACP
, 0,
275 (LPCSTR
)identity
->User
, identity
->UserLength
, NULL
, 0);
276 user
= HeapAlloc(GetProcessHeap(), 0, user_sizeW
*
278 MultiByteToWideChar(CP_ACP
, 0, (LPCSTR
)identity
->User
,
279 identity
->UserLength
, user
, user_sizeW
);
286 if(identity
->DomainLength
!= 0)
288 domain_sizeW
= MultiByteToWideChar(CP_ACP
, 0,
289 (LPCSTR
)identity
->Domain
, identity
->DomainLength
, NULL
, 0);
290 domain
= HeapAlloc(GetProcessHeap(), 0, domain_sizeW
291 * sizeof(SEC_WCHAR
));
292 MultiByteToWideChar(CP_ACP
, 0, (LPCSTR
)identity
->Domain
,
293 identity
->DomainLength
, domain
, domain_sizeW
);
300 if(identity
->PasswordLength
!= 0)
302 passwd_sizeW
= MultiByteToWideChar(CP_ACP
, 0,
303 (LPCSTR
)identity
->Password
, identity
->PasswordLength
,
305 passwd
= HeapAlloc(GetProcessHeap(), 0, passwd_sizeW
306 * sizeof(SEC_WCHAR
));
307 MultiByteToWideChar(CP_ACP
, 0, (LPCSTR
)identity
->Password
,
308 identity
->PasswordLength
, passwd
, passwd_sizeW
);
315 pAuthDataW
->Flags
= SEC_WINNT_AUTH_IDENTITY_UNICODE
;
316 pAuthDataW
->User
= user
;
317 pAuthDataW
->UserLength
= user_sizeW
;
318 pAuthDataW
->Domain
= domain
;
319 pAuthDataW
->DomainLength
= domain_sizeW
;
320 pAuthDataW
->Password
= passwd
;
321 pAuthDataW
->PasswordLength
= passwd_sizeW
;
325 pAuthDataW
= (PSEC_WINNT_AUTH_IDENTITY_W
)identity
;
329 ret
= ntlm_AcquireCredentialsHandleW(NULL
, package
, fCredentialUse
,
330 pLogonID
, pAuthDataW
, pGetKeyFn
, pGetKeyArgument
, phCredential
,
333 HeapFree(GetProcessHeap(), 0, package
);
334 HeapFree(GetProcessHeap(), 0, user
);
335 HeapFree(GetProcessHeap(), 0, domain
);
336 HeapFree(GetProcessHeap(), 0, passwd
);
337 if(pAuthDataW
!= (PSEC_WINNT_AUTH_IDENTITY_W
)identity
)
338 HeapFree(GetProcessHeap(), 0, pAuthDataW
);
343 /*************************************************************************
344 * ntlm_GetTokenBufferIndex
345 * Calculates the index of the secbuffer with BufferType == SECBUFFER_TOKEN
346 * Returns index if found or -1 if not found.
348 static int ntlm_GetTokenBufferIndex(PSecBufferDesc pMessage
)
352 TRACE("%p\n", pMessage
);
354 for( i
= 0; i
< pMessage
->cBuffers
; ++i
)
356 if(pMessage
->pBuffers
[i
].BufferType
== SECBUFFER_TOKEN
)
363 /*************************************************************************
364 * ntlm_GetDataBufferIndex
365 * Calculates the index of the first secbuffer with BufferType == SECBUFFER_DATA
366 * Returns index if found or -1 if not found.
368 static int ntlm_GetDataBufferIndex(PSecBufferDesc pMessage
)
372 TRACE("%p\n", pMessage
);
374 for( i
= 0; i
< pMessage
->cBuffers
; ++i
)
376 if(pMessage
->pBuffers
[i
].BufferType
== SECBUFFER_DATA
)
383 static BOOL
ntlm_GetCachedCredential(const SEC_WCHAR
*pszTargetName
, PCREDENTIALW
*cred
)
393 /* try to get the start of the hostname from service principal name (SPN) */
394 pszHost
= strchrW(pszTargetName
, '/');
397 /* skip slash character */
400 /* find end of host by detecting start of instance port or start of referrer */
401 p
= strchrW(pszHost
, ':');
403 p
= strchrW(pszHost
, '/');
405 p
= pszHost
+ strlenW(pszHost
);
407 else /* otherwise not an SPN, just a host */
409 pszHost
= pszTargetName
;
410 p
= pszHost
+ strlenW(pszHost
);
413 pszHostOnly
= HeapAlloc(GetProcessHeap(), 0, (p
- pszHost
+ 1) * sizeof(WCHAR
));
417 memcpy(pszHostOnly
, pszHost
, (p
- pszHost
) * sizeof(WCHAR
));
418 pszHostOnly
[p
- pszHost
] = '\0';
420 ret
= CredReadW(pszHostOnly
, CRED_TYPE_DOMAIN_PASSWORD
, 0, cred
);
422 HeapFree(GetProcessHeap(), 0, pszHostOnly
);
426 /***********************************************************************
427 * InitializeSecurityContextW
429 static SECURITY_STATUS SEC_ENTRY
ntlm_InitializeSecurityContextW(
430 PCredHandle phCredential
, PCtxtHandle phContext
, SEC_WCHAR
*pszTargetName
,
431 ULONG fContextReq
, ULONG Reserved1
, ULONG TargetDataRep
,
432 PSecBufferDesc pInput
, ULONG Reserved2
, PCtxtHandle phNewContext
,
433 PSecBufferDesc pOutput
, ULONG
*pfContextAttr
, PTimeStamp ptsExpiry
)
436 PNtlmCredentials ntlm_cred
= NULL
;
437 PNegoHelper helper
= NULL
;
439 char* buffer
, *want_flags
= NULL
;
441 int buffer_len
, bin_len
, max_len
= NTLM_MAX_BUF
;
443 SEC_CHAR
*username
= NULL
;
444 SEC_CHAR
*domain
= NULL
;
445 SEC_CHAR
*password
= NULL
;
447 TRACE("%p %p %s 0x%08x %d %d %p %d %p %p %p %p\n", phCredential
, phContext
,
448 debugstr_w(pszTargetName
), fContextReq
, Reserved1
, TargetDataRep
, pInput
,
449 Reserved1
, phNewContext
, pOutput
, pfContextAttr
, ptsExpiry
);
451 /****************************************
452 * When communicating with the client, there can be the
453 * following reply packets:
454 * YR <base64 blob> should be sent to the server
455 * PW should be sent back to helper with
456 * base64 encoded password
457 * AF <base64 blob> client is done, blob should be
458 * sent to server with KK prefixed
459 * GF <string list> A string list of negotiated flags
460 * GK <base64 blob> base64 encoded session key
461 * BH <char reason> something broke
463 /* The squid cache size is 2010 chars, and that's what ntlm_auth uses */
465 if(TargetDataRep
== SECURITY_NETWORK_DREP
){
466 TRACE("Setting SECURITY_NETWORK_DREP\n");
469 buffer
= HeapAlloc(GetProcessHeap(), 0, sizeof(char) * NTLM_MAX_BUF
);
470 bin
= HeapAlloc(GetProcessHeap(), 0, sizeof(BYTE
) * NTLM_MAX_BUF
);
472 if((phContext
== NULL
) && (pInput
== NULL
))
474 static char helper_protocol
[] = "--helper-protocol=ntlmssp-client-1";
475 static CHAR credentials_argv
[] = "--use-cached-creds";
476 SEC_CHAR
*client_argv
[5];
479 TRACE("First time in ISC()\n");
483 ret
= SEC_E_INVALID_HANDLE
;
487 /* As the server side of sspi never calls this, make sure that
488 * the handler is a client handler.
490 ntlm_cred
= (PNtlmCredentials
)phCredential
->dwLower
;
491 if(ntlm_cred
->mode
!= NTLM_CLIENT
)
493 TRACE("Cred mode = %d\n", ntlm_cred
->mode
);
494 ret
= SEC_E_INVALID_HANDLE
;
498 client_argv
[0] = ntlm_auth
;
499 client_argv
[1] = helper_protocol
;
500 if (!ntlm_cred
->username_arg
&& !ntlm_cred
->domain_arg
)
502 LPWKSTA_USER_INFO_1 ui
= NULL
;
503 NET_API_STATUS status
;
506 if (ntlm_GetCachedCredential(pszTargetName
, &cred
))
509 p
= strchrW(cred
->UserName
, '\\');
512 domain
= ntlm_GetDomainArg(cred
->UserName
, p
- cred
->UserName
);
517 domain
= ntlm_GetDomainArg(NULL
, 0);
521 username
= ntlm_GetUsernameArg(p
, -1);
523 if(cred
->CredentialBlobSize
!= 0)
525 pwlen
= WideCharToMultiByte(CP_UNIXCP
,
526 WC_NO_BEST_FIT_CHARS
, (LPWSTR
)cred
->CredentialBlob
,
527 cred
->CredentialBlobSize
/ sizeof(WCHAR
), NULL
, 0,
530 password
= HeapAlloc(GetProcessHeap(), 0, pwlen
);
532 WideCharToMultiByte(CP_UNIXCP
, WC_NO_BEST_FIT_CHARS
,
533 (LPWSTR
)cred
->CredentialBlob
,
534 cred
->CredentialBlobSize
/ sizeof(WCHAR
),
535 password
, pwlen
, NULL
, NULL
);
540 client_argv
[2] = username
;
541 client_argv
[3] = domain
;
542 client_argv
[4] = NULL
;
546 status
= NetWkstaUserGetInfo(NULL
, 1, (LPBYTE
*)&ui
);
547 if (status
!= NERR_Success
|| ui
== NULL
)
549 ret
= SEC_E_NO_CREDENTIALS
;
552 username
= ntlm_GetUsernameArg(ui
->wkui1_username
, -1);
553 NetApiBufferFree(ui
);
555 TRACE("using cached credentials\n");
557 client_argv
[2] = username
;
558 client_argv
[3] = credentials_argv
;
559 client_argv
[4] = NULL
;
564 client_argv
[2] = ntlm_cred
->username_arg
;
565 client_argv
[3] = ntlm_cred
->domain_arg
;
566 client_argv
[4] = NULL
;
569 if((ret
= fork_helper(&helper
, ntlm_auth
, client_argv
)) != SEC_E_OK
)
572 helper
->mode
= NTLM_CLIENT
;
573 helper
->session_key
= HeapAlloc(GetProcessHeap(), 0, 16);
574 if (!helper
->session_key
)
576 cleanup_helper(helper
);
577 ret
= SEC_E_INSUFFICIENT_MEMORY
;
581 /* Generate the dummy session key = MD4(MD4(password))*/
582 if(password
|| ntlm_cred
->password
)
584 SEC_WCHAR
*unicode_password
;
587 TRACE("Converting password to unicode.\n");
588 passwd_lenW
= MultiByteToWideChar(CP_ACP
, 0,
589 password
? password
: ntlm_cred
->password
,
590 password
? pwlen
: ntlm_cred
->pwlen
,
592 unicode_password
= HeapAlloc(GetProcessHeap(), 0,
593 passwd_lenW
* sizeof(SEC_WCHAR
));
594 MultiByteToWideChar(CP_ACP
, 0, password
? password
: ntlm_cred
->password
,
595 password
? pwlen
: ntlm_cred
->pwlen
, unicode_password
, passwd_lenW
);
597 SECUR32_CreateNTLM1SessionKey((PBYTE
)unicode_password
,
598 passwd_lenW
* sizeof(SEC_WCHAR
), helper
->session_key
);
600 HeapFree(GetProcessHeap(), 0, unicode_password
);
603 memset(helper
->session_key
, 0, 16);
605 /* Allocate space for a maximal string of
606 * "SF NTLMSSP_FEATURE_SIGN NTLMSSP_FEATURE_SEAL
607 * NTLMSSP_FEATURE_SESSION_KEY"
609 want_flags
= HeapAlloc(GetProcessHeap(), 0, 73);
610 if(want_flags
== NULL
)
612 cleanup_helper(helper
);
613 ret
= SEC_E_INSUFFICIENT_MEMORY
;
616 lstrcpyA(want_flags
, "SF");
617 if(fContextReq
& ISC_REQ_CONFIDENTIALITY
)
619 if(strstr(want_flags
, "NTLMSSP_FEATURE_SEAL") == NULL
)
620 lstrcatA(want_flags
, " NTLMSSP_FEATURE_SEAL");
622 if(fContextReq
& ISC_REQ_CONNECTION
)
623 ctxt_attr
|= ISC_RET_CONNECTION
;
624 if(fContextReq
& ISC_REQ_EXTENDED_ERROR
)
625 ctxt_attr
|= ISC_RET_EXTENDED_ERROR
;
626 if(fContextReq
& ISC_REQ_INTEGRITY
)
628 if(strstr(want_flags
, "NTLMSSP_FEATURE_SIGN") == NULL
)
629 lstrcatA(want_flags
, " NTLMSSP_FEATURE_SIGN");
631 if(fContextReq
& ISC_REQ_MUTUAL_AUTH
)
632 ctxt_attr
|= ISC_RET_MUTUAL_AUTH
;
633 if(fContextReq
& ISC_REQ_REPLAY_DETECT
)
635 if(strstr(want_flags
, "NTLMSSP_FEATURE_SIGN") == NULL
)
636 lstrcatA(want_flags
, " NTLMSSP_FEATURE_SIGN");
638 if(fContextReq
& ISC_REQ_SEQUENCE_DETECT
)
640 if(strstr(want_flags
, "NTLMSSP_FEATURE_SIGN") == NULL
)
641 lstrcatA(want_flags
, " NTLMSSP_FEATURE_SIGN");
643 if(fContextReq
& ISC_REQ_STREAM
)
644 FIXME("ISC_REQ_STREAM\n");
645 if(fContextReq
& ISC_REQ_USE_DCE_STYLE
)
646 ctxt_attr
|= ISC_RET_USED_DCE_STYLE
;
647 if(fContextReq
& ISC_REQ_DELEGATE
)
648 ctxt_attr
|= ISC_RET_DELEGATE
;
650 /* If no password is given, try to use cached credentials. Fall back to an empty
651 * password if this failed. */
652 if(!password
&& !ntlm_cred
->password
)
654 lstrcpynA(buffer
, "OK", max_len
-1);
655 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) != SEC_E_OK
)
657 cleanup_helper(helper
);
660 /* If the helper replied with "PW", using cached credentials failed */
661 if(!strncmp(buffer
, "PW", 2))
663 TRACE("Using cached credentials failed.\n");
664 lstrcpynA(buffer
, "PW AA==", max_len
-1);
666 else /* Just do a noop on the next run */
667 lstrcpynA(buffer
, "OK", max_len
-1);
671 lstrcpynA(buffer
, "PW ", max_len
-1);
672 if((ret
= encodeBase64(password
? (unsigned char *)password
: (unsigned char *)ntlm_cred
->password
,
673 password
? pwlen
: ntlm_cred
->pwlen
, buffer
+3,
674 max_len
-3, &buffer_len
)) != SEC_E_OK
)
676 cleanup_helper(helper
);
682 TRACE("Sending to helper: %s\n", debugstr_a(buffer
));
683 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) != SEC_E_OK
)
685 cleanup_helper(helper
);
689 TRACE("Helper returned %s\n", debugstr_a(buffer
));
691 if(lstrlenA(want_flags
) > 2)
693 TRACE("Want flags are %s\n", debugstr_a(want_flags
));
694 lstrcpynA(buffer
, want_flags
, max_len
-1);
695 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
))
698 if(!strncmp(buffer
, "BH", 2))
699 ERR("Helper doesn't understand new command set. Expect more things to fail.\n");
702 lstrcpynA(buffer
, "YR", max_len
-1);
704 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) != SEC_E_OK
)
706 cleanup_helper(helper
);
710 TRACE("%s\n", buffer
);
712 if(strncmp(buffer
, "YR ", 3) != 0)
714 /* Something borked */
715 TRACE("Helper returned %c%c\n", buffer
[0], buffer
[1]);
716 ret
= SEC_E_INTERNAL_ERROR
;
717 cleanup_helper(helper
);
720 if((ret
= decodeBase64(buffer
+3, buffer_len
-3, bin
,
721 max_len
-1, &bin_len
)) != SEC_E_OK
)
723 cleanup_helper(helper
);
727 /* put the decoded client blob into the out buffer */
729 phNewContext
->dwUpper
= ctxt_attr
;
730 phNewContext
->dwLower
= (ULONG_PTR
)helper
;
732 ret
= SEC_I_CONTINUE_NEEDED
;
738 /* handle second call here */
739 /* encode server data to base64 */
740 if (!pInput
|| ((input_token_idx
= ntlm_GetTokenBufferIndex(pInput
)) == -1))
742 ret
= SEC_E_INVALID_TOKEN
;
748 ret
= SEC_E_INVALID_HANDLE
;
752 /* As the server side of sspi never calls this, make sure that
753 * the handler is a client handler.
755 helper
= (PNegoHelper
)phContext
->dwLower
;
756 if(helper
->mode
!= NTLM_CLIENT
)
758 TRACE("Helper mode = %d\n", helper
->mode
);
759 ret
= SEC_E_INVALID_HANDLE
;
763 if (!pInput
->pBuffers
[input_token_idx
].pvBuffer
)
765 ret
= SEC_E_INTERNAL_ERROR
;
769 if(pInput
->pBuffers
[input_token_idx
].cbBuffer
> max_len
)
771 TRACE("pInput->pBuffers[%d].cbBuffer is: %d\n",
773 pInput
->pBuffers
[input_token_idx
].cbBuffer
);
774 ret
= SEC_E_INVALID_TOKEN
;
778 bin_len
= pInput
->pBuffers
[input_token_idx
].cbBuffer
;
780 memcpy(bin
, pInput
->pBuffers
[input_token_idx
].pvBuffer
, bin_len
);
782 lstrcpynA(buffer
, "TT ", max_len
-1);
784 if((ret
= encodeBase64(bin
, bin_len
, buffer
+3,
785 max_len
-3, &buffer_len
)) != SEC_E_OK
)
788 TRACE("Server sent: %s\n", debugstr_a(buffer
));
790 /* send TT base64 blob to ntlm_auth */
791 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) != SEC_E_OK
)
794 TRACE("Helper replied: %s\n", debugstr_a(buffer
));
796 if( (strncmp(buffer
, "KK ", 3) != 0) &&
797 (strncmp(buffer
, "AF ", 3) !=0))
799 TRACE("Helper returned %c%c\n", buffer
[0], buffer
[1]);
800 ret
= SEC_E_INVALID_TOKEN
;
804 /* decode the blob and send it to server */
805 if((ret
= decodeBase64(buffer
+3, buffer_len
-3, bin
, max_len
,
806 &bin_len
)) != SEC_E_OK
)
811 phNewContext
->dwUpper
= ctxt_attr
;
812 phNewContext
->dwLower
= (ULONG_PTR
)helper
;
817 /* put the decoded client blob into the out buffer */
819 if (!pOutput
|| ((token_idx
= ntlm_GetTokenBufferIndex(pOutput
)) == -1))
821 TRACE("no SECBUFFER_TOKEN buffer could be found\n");
822 ret
= SEC_E_BUFFER_TOO_SMALL
;
823 if ((phContext
== NULL
) && (pInput
== NULL
))
825 HeapFree(GetProcessHeap(), 0, helper
->session_key
);
826 cleanup_helper(helper
);
827 phNewContext
->dwUpper
= 0;
828 phNewContext
->dwLower
= 0;
833 if (fContextReq
& ISC_REQ_ALLOCATE_MEMORY
)
835 pOutput
->pBuffers
[token_idx
].pvBuffer
= HeapAlloc(GetProcessHeap(), 0, bin_len
);
836 pOutput
->pBuffers
[token_idx
].cbBuffer
= bin_len
;
838 else if (pOutput
->pBuffers
[token_idx
].cbBuffer
< bin_len
)
840 TRACE("out buffer is NULL or has not enough space\n");
841 ret
= SEC_E_BUFFER_TOO_SMALL
;
842 if ((phContext
== NULL
) && (pInput
== NULL
))
844 HeapFree(GetProcessHeap(), 0, helper
->session_key
);
845 cleanup_helper(helper
);
846 phNewContext
->dwUpper
= 0;
847 phNewContext
->dwLower
= 0;
852 if (!pOutput
->pBuffers
[token_idx
].pvBuffer
)
854 TRACE("out buffer is NULL\n");
855 ret
= SEC_E_INTERNAL_ERROR
;
856 if ((phContext
== NULL
) && (pInput
== NULL
))
858 HeapFree(GetProcessHeap(), 0, helper
->session_key
);
859 cleanup_helper(helper
);
860 phNewContext
->dwUpper
= 0;
861 phNewContext
->dwLower
= 0;
866 pOutput
->pBuffers
[token_idx
].cbBuffer
= bin_len
;
867 memcpy(pOutput
->pBuffers
[token_idx
].pvBuffer
, bin
, bin_len
);
871 TRACE("Getting negotiated flags\n");
872 lstrcpynA(buffer
, "GF", max_len
- 1);
873 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) != SEC_E_OK
)
878 TRACE("No flags negotiated.\n");
879 helper
->neg_flags
= 0l;
883 TRACE("Negotiated %s\n", debugstr_a(buffer
));
884 sscanf(buffer
+ 3, "%x", &(helper
->neg_flags
));
885 TRACE("Stored 0x%08x as flags\n", helper
->neg_flags
);
888 TRACE("Getting session key\n");
889 lstrcpynA(buffer
, "GK", max_len
- 1);
890 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) != SEC_E_OK
)
893 if(strncmp(buffer
, "BH", 2) == 0)
894 TRACE("No key negotiated.\n");
895 else if(strncmp(buffer
, "GK ", 3) == 0)
897 if((ret
= decodeBase64(buffer
+3, buffer_len
-3, bin
, max_len
,
898 &bin_len
)) != SEC_E_OK
)
900 TRACE("Failed to decode session key\n");
902 TRACE("Session key is %s\n", debugstr_a(buffer
+3));
903 HeapFree(GetProcessHeap(), 0, helper
->session_key
);
904 helper
->session_key
= HeapAlloc(GetProcessHeap(), 0, bin_len
);
905 if(!helper
->session_key
)
907 TRACE("Failed to allocate memory for session key\n");
908 ret
= SEC_E_INTERNAL_ERROR
;
911 memcpy(helper
->session_key
, bin
, bin_len
);
914 helper
->crypt
.ntlm
.a4i
= SECUR32_arc4Alloc();
915 SECUR32_arc4Init(helper
->crypt
.ntlm
.a4i
, helper
->session_key
, 16);
916 helper
->crypt
.ntlm
.seq_num
= 0l;
917 SECUR32_CreateNTLM2SubKeys(helper
);
918 helper
->crypt
.ntlm2
.send_a4i
= SECUR32_arc4Alloc();
919 helper
->crypt
.ntlm2
.recv_a4i
= SECUR32_arc4Alloc();
920 SECUR32_arc4Init(helper
->crypt
.ntlm2
.send_a4i
,
921 helper
->crypt
.ntlm2
.send_seal_key
, 16);
922 SECUR32_arc4Init(helper
->crypt
.ntlm2
.recv_a4i
,
923 helper
->crypt
.ntlm2
.recv_seal_key
, 16);
924 helper
->crypt
.ntlm2
.send_seq_no
= 0l;
925 helper
->crypt
.ntlm2
.recv_seq_no
= 0l;
929 HeapFree(GetProcessHeap(), 0, username
);
930 HeapFree(GetProcessHeap(), 0, domain
);
931 HeapFree(GetProcessHeap(), 0, password
);
932 HeapFree(GetProcessHeap(), 0, want_flags
);
933 HeapFree(GetProcessHeap(), 0, buffer
);
934 HeapFree(GetProcessHeap(), 0, bin
);
938 /***********************************************************************
939 * InitializeSecurityContextA
941 static SECURITY_STATUS SEC_ENTRY
ntlm_InitializeSecurityContextA(
942 PCredHandle phCredential
, PCtxtHandle phContext
, SEC_CHAR
*pszTargetName
,
943 ULONG fContextReq
, ULONG Reserved1
, ULONG TargetDataRep
,
944 PSecBufferDesc pInput
,ULONG Reserved2
, PCtxtHandle phNewContext
,
945 PSecBufferDesc pOutput
, ULONG
*pfContextAttr
, PTimeStamp ptsExpiry
)
948 SEC_WCHAR
*target
= NULL
;
950 TRACE("%p %p %s %d %d %d %p %d %p %p %p %p\n", phCredential
, phContext
,
951 debugstr_a(pszTargetName
), fContextReq
, Reserved1
, TargetDataRep
, pInput
,
952 Reserved1
, phNewContext
, pOutput
, pfContextAttr
, ptsExpiry
);
954 if(pszTargetName
!= NULL
)
956 int target_size
= MultiByteToWideChar(CP_ACP
, 0, pszTargetName
,
957 strlen(pszTargetName
)+1, NULL
, 0);
958 target
= HeapAlloc(GetProcessHeap(), 0, target_size
*
960 MultiByteToWideChar(CP_ACP
, 0, pszTargetName
, strlen(pszTargetName
)+1,
961 target
, target_size
);
964 ret
= ntlm_InitializeSecurityContextW(phCredential
, phContext
, target
,
965 fContextReq
, Reserved1
, TargetDataRep
, pInput
, Reserved2
,
966 phNewContext
, pOutput
, pfContextAttr
, ptsExpiry
);
968 HeapFree(GetProcessHeap(), 0, target
);
972 /***********************************************************************
973 * AcceptSecurityContext
975 static SECURITY_STATUS SEC_ENTRY
ntlm_AcceptSecurityContext(
976 PCredHandle phCredential
, PCtxtHandle phContext
, PSecBufferDesc pInput
,
977 ULONG fContextReq
, ULONG TargetDataRep
, PCtxtHandle phNewContext
,
978 PSecBufferDesc pOutput
, ULONG
*pfContextAttr
, PTimeStamp ptsExpiry
)
981 char *buffer
, *want_flags
= NULL
;
983 int buffer_len
, bin_len
, max_len
= NTLM_MAX_BUF
;
986 PNtlmCredentials ntlm_cred
;
988 TRACE("%p %p %p %d %d %p %p %p %p\n", phCredential
, phContext
, pInput
,
989 fContextReq
, TargetDataRep
, phNewContext
, pOutput
, pfContextAttr
,
992 buffer
= HeapAlloc(GetProcessHeap(), 0, sizeof(char) * NTLM_MAX_BUF
);
993 bin
= HeapAlloc(GetProcessHeap(),0, sizeof(BYTE
) * NTLM_MAX_BUF
);
995 if(TargetDataRep
== SECURITY_NETWORK_DREP
){
996 TRACE("Using SECURITY_NETWORK_DREP\n");
999 if(phContext
== NULL
)
1001 static CHAR server_helper_protocol
[] = "--helper-protocol=squid-2.5-ntlmssp";
1002 SEC_CHAR
*server_argv
[] = { ntlm_auth
,
1003 server_helper_protocol
,
1008 ret
= SEC_E_INVALID_HANDLE
;
1012 ntlm_cred
= (PNtlmCredentials
)phCredential
->dwLower
;
1014 if(ntlm_cred
->mode
!= NTLM_SERVER
)
1016 ret
= SEC_E_INVALID_HANDLE
;
1020 /* This is the first call to AcceptSecurityHandle */
1023 ret
= SEC_E_INCOMPLETE_MESSAGE
;
1027 if(pInput
->cBuffers
< 1)
1029 ret
= SEC_E_INCOMPLETE_MESSAGE
;
1033 if(pInput
->pBuffers
[0].cbBuffer
> max_len
)
1035 ret
= SEC_E_INVALID_TOKEN
;
1039 bin_len
= pInput
->pBuffers
[0].cbBuffer
;
1041 if( (ret
= fork_helper(&helper
, ntlm_auth
, server_argv
)) !=
1044 ret
= SEC_E_INTERNAL_ERROR
;
1047 helper
->mode
= NTLM_SERVER
;
1049 /* Handle all the flags */
1050 want_flags
= HeapAlloc(GetProcessHeap(), 0, 73);
1051 if(want_flags
== NULL
)
1053 TRACE("Failed to allocate memory for the want_flags!\n");
1054 ret
= SEC_E_INSUFFICIENT_MEMORY
;
1055 cleanup_helper(helper
);
1058 lstrcpyA(want_flags
, "SF");
1059 if(fContextReq
& ASC_REQ_ALLOCATE_MEMORY
)
1061 FIXME("ASC_REQ_ALLOCATE_MEMORY stub\n");
1063 if(fContextReq
& ASC_REQ_CONFIDENTIALITY
)
1065 lstrcatA(want_flags
, " NTLMSSP_FEATURE_SEAL");
1067 if(fContextReq
& ASC_REQ_CONNECTION
)
1069 /* This is default, so we'll enable it */
1070 lstrcatA(want_flags
, " NTLMSSP_FEATURE_SESSION_KEY");
1071 ctxt_attr
|= ASC_RET_CONNECTION
;
1073 if(fContextReq
& ASC_REQ_EXTENDED_ERROR
)
1075 FIXME("ASC_REQ_EXTENDED_ERROR stub\n");
1077 if(fContextReq
& ASC_REQ_INTEGRITY
)
1079 lstrcatA(want_flags
, " NTLMSSP_FEATURE_SIGN");
1081 if(fContextReq
& ASC_REQ_MUTUAL_AUTH
)
1083 FIXME("ASC_REQ_MUTUAL_AUTH stub\n");
1085 if(fContextReq
& ASC_REQ_REPLAY_DETECT
)
1087 FIXME("ASC_REQ_REPLAY_DETECT stub\n");
1089 if(fContextReq
& ISC_REQ_SEQUENCE_DETECT
)
1091 FIXME("ASC_REQ_SEQUENCE_DETECT stub\n");
1093 if(fContextReq
& ISC_REQ_STREAM
)
1095 FIXME("ASC_REQ_STREAM stub\n");
1097 /* Done with the flags */
1099 if(lstrlenA(want_flags
) > 3)
1101 TRACE("Server set want_flags: %s\n", debugstr_a(want_flags
));
1102 lstrcpynA(buffer
, want_flags
, max_len
- 1);
1103 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) !=
1106 cleanup_helper(helper
);
1109 if(!strncmp(buffer
, "BH", 2))
1110 TRACE("Helper doesn't understand new command set\n");
1113 /* This is the YR request from the client, encode to base64 */
1115 memcpy(bin
, pInput
->pBuffers
[0].pvBuffer
, bin_len
);
1117 lstrcpynA(buffer
, "YR ", max_len
-1);
1119 if((ret
= encodeBase64(bin
, bin_len
, buffer
+3, max_len
-3,
1120 &buffer_len
)) != SEC_E_OK
)
1122 cleanup_helper(helper
);
1126 TRACE("Client sent: %s\n", debugstr_a(buffer
));
1128 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) !=
1131 cleanup_helper(helper
);
1135 TRACE("Reply from ntlm_auth: %s\n", debugstr_a(buffer
));
1136 /* The expected answer is TT <base64 blob> */
1138 if(strncmp(buffer
, "TT ", 3) != 0)
1140 ret
= SEC_E_INTERNAL_ERROR
;
1141 cleanup_helper(helper
);
1145 if((ret
= decodeBase64(buffer
+3, buffer_len
-3, bin
, max_len
,
1146 &bin_len
)) != SEC_E_OK
)
1148 cleanup_helper(helper
);
1152 /* send this to the client */
1155 ret
= SEC_E_INSUFFICIENT_MEMORY
;
1156 cleanup_helper(helper
);
1160 if(pOutput
->cBuffers
< 1)
1162 ret
= SEC_E_INSUFFICIENT_MEMORY
;
1163 cleanup_helper(helper
);
1167 pOutput
->pBuffers
[0].cbBuffer
= bin_len
;
1168 pOutput
->pBuffers
[0].BufferType
= SECBUFFER_DATA
;
1169 memcpy(pOutput
->pBuffers
[0].pvBuffer
, bin
, bin_len
);
1170 ret
= SEC_I_CONTINUE_NEEDED
;
1175 /* we expect a KK request from client */
1178 ret
= SEC_E_INCOMPLETE_MESSAGE
;
1182 if(pInput
->cBuffers
< 1)
1184 ret
= SEC_E_INCOMPLETE_MESSAGE
;
1190 ret
= SEC_E_INVALID_HANDLE
;
1194 helper
= (PNegoHelper
)phContext
->dwLower
;
1196 if(helper
->mode
!= NTLM_SERVER
)
1198 ret
= SEC_E_INVALID_HANDLE
;
1202 if(pInput
->pBuffers
[0].cbBuffer
> max_len
)
1204 ret
= SEC_E_INVALID_TOKEN
;
1208 bin_len
= pInput
->pBuffers
[0].cbBuffer
;
1210 memcpy(bin
, pInput
->pBuffers
[0].pvBuffer
, bin_len
);
1212 lstrcpynA(buffer
, "KK ", max_len
-1);
1214 if((ret
= encodeBase64(bin
, bin_len
, buffer
+3, max_len
-3,
1215 &buffer_len
)) != SEC_E_OK
)
1220 TRACE("Client sent: %s\n", debugstr_a(buffer
));
1222 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) !=
1228 TRACE("Reply from ntlm_auth: %s\n", debugstr_a(buffer
));
1230 /* At this point, we get a NA if the user didn't authenticate, but a BH
1231 * if ntlm_auth could not connect to winbindd. Apart from running Wine
1232 * as root, there is no way to fix this for now, so just handle this as
1233 * a failed login. */
1234 if(strncmp(buffer
, "AF ", 3) != 0)
1236 if(strncmp(buffer
, "NA ", 3) == 0)
1238 ret
= SEC_E_LOGON_DENIED
;
1243 size_t ntlm_pipe_err_len
= strlen("BH NT_STATUS_ACCESS_DENIED");
1245 if( (buffer_len
>= ntlm_pipe_err_len
) &&
1246 (strncmp(buffer
, "BH NT_STATUS_ACCESS_DENIED",
1247 ntlm_pipe_err_len
) == 0))
1249 TRACE("Connection to winbindd failed\n");
1250 ret
= SEC_E_LOGON_DENIED
;
1253 ret
= SEC_E_INTERNAL_ERROR
;
1258 pOutput
->pBuffers
[0].cbBuffer
= 0;
1260 TRACE("Getting negotiated flags\n");
1261 lstrcpynA(buffer
, "GF", max_len
- 1);
1262 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) != SEC_E_OK
)
1267 TRACE("No flags negotiated, or helper does not support GF command\n");
1271 TRACE("Negotiated %s\n", debugstr_a(buffer
));
1272 sscanf(buffer
+ 3, "%x", &(helper
->neg_flags
));
1273 TRACE("Stored 0x%08x as flags\n", helper
->neg_flags
);
1276 TRACE("Getting session key\n");
1277 lstrcpynA(buffer
, "GK", max_len
- 1);
1278 if((ret
= run_helper(helper
, buffer
, max_len
, &buffer_len
)) != SEC_E_OK
)
1282 TRACE("Helper does not support GK command\n");
1285 if(strncmp(buffer
, "BH ", 3) == 0)
1287 TRACE("Helper sent %s\n", debugstr_a(buffer
+3));
1288 helper
->session_key
= HeapAlloc(GetProcessHeap(), 0, 16);
1289 /*FIXME: Generate the dummy session key = MD4(MD4(password))*/
1290 memset(helper
->session_key
, 0 , 16);
1292 else if(strncmp(buffer
, "GK ", 3) == 0)
1294 if((ret
= decodeBase64(buffer
+3, buffer_len
-3, bin
, max_len
,
1295 &bin_len
)) != SEC_E_OK
)
1297 TRACE("Failed to decode session key\n");
1299 TRACE("Session key is %s\n", debugstr_a(buffer
+3));
1300 helper
->session_key
= HeapAlloc(GetProcessHeap(), 0, 16);
1301 if(!helper
->session_key
)
1303 TRACE("Failed to allocate memory for session key\n");
1304 ret
= SEC_E_INTERNAL_ERROR
;
1307 memcpy(helper
->session_key
, bin
, 16);
1310 helper
->crypt
.ntlm
.a4i
= SECUR32_arc4Alloc();
1311 SECUR32_arc4Init(helper
->crypt
.ntlm
.a4i
, helper
->session_key
, 16);
1312 helper
->crypt
.ntlm
.seq_num
= 0l;
1315 phNewContext
->dwUpper
= ctxt_attr
;
1316 phNewContext
->dwLower
= (ULONG_PTR
)helper
;
1319 HeapFree(GetProcessHeap(), 0, want_flags
);
1320 HeapFree(GetProcessHeap(), 0, buffer
);
1321 HeapFree(GetProcessHeap(), 0, bin
);
1325 /***********************************************************************
1328 static SECURITY_STATUS SEC_ENTRY
ntlm_CompleteAuthToken(PCtxtHandle phContext
,
1329 PSecBufferDesc pToken
)
1331 /* We never need to call CompleteAuthToken anyway */
1332 TRACE("%p %p\n", phContext
, pToken
);
1334 return SEC_E_INVALID_HANDLE
;
1339 /***********************************************************************
1340 * DeleteSecurityContext
1342 static SECURITY_STATUS SEC_ENTRY
ntlm_DeleteSecurityContext(PCtxtHandle phContext
)
1346 TRACE("%p\n", phContext
);
1348 return SEC_E_INVALID_HANDLE
;
1350 helper
= (PNegoHelper
)phContext
->dwLower
;
1352 phContext
->dwUpper
= 0;
1353 phContext
->dwLower
= 0;
1355 SECUR32_arc4Cleanup(helper
->crypt
.ntlm
.a4i
);
1356 HeapFree(GetProcessHeap(), 0, helper
->session_key
);
1357 SECUR32_arc4Cleanup(helper
->crypt
.ntlm2
.send_a4i
);
1358 SECUR32_arc4Cleanup(helper
->crypt
.ntlm2
.recv_a4i
);
1359 HeapFree(GetProcessHeap(), 0, helper
->crypt
.ntlm2
.send_sign_key
);
1360 HeapFree(GetProcessHeap(), 0, helper
->crypt
.ntlm2
.send_seal_key
);
1361 HeapFree(GetProcessHeap(), 0, helper
->crypt
.ntlm2
.recv_sign_key
);
1362 HeapFree(GetProcessHeap(), 0, helper
->crypt
.ntlm2
.recv_seal_key
);
1364 cleanup_helper(helper
);
1369 /***********************************************************************
1370 * QueryContextAttributesW
1372 static SECURITY_STATUS SEC_ENTRY
ntlm_QueryContextAttributesW(PCtxtHandle phContext
,
1373 ULONG ulAttribute
, void *pBuffer
)
1375 TRACE("%p %d %p\n", phContext
, ulAttribute
, pBuffer
);
1377 return SEC_E_INVALID_HANDLE
;
1381 #define _x(x) case (x) : FIXME(#x" stub\n"); break
1382 _x(SECPKG_ATTR_ACCESS_TOKEN
);
1383 _x(SECPKG_ATTR_AUTHORITY
);
1384 _x(SECPKG_ATTR_DCE_INFO
);
1385 case SECPKG_ATTR_FLAGS
:
1387 PSecPkgContext_Flags spcf
= (PSecPkgContext_Flags
)pBuffer
;
1388 PNegoHelper helper
= (PNegoHelper
)phContext
->dwLower
;
1391 if(helper
->neg_flags
& NTLMSSP_NEGOTIATE_SIGN
)
1392 spcf
->Flags
|= ISC_RET_INTEGRITY
;
1393 if(helper
->neg_flags
& NTLMSSP_NEGOTIATE_SEAL
)
1394 spcf
->Flags
|= ISC_RET_CONFIDENTIALITY
;
1397 _x(SECPKG_ATTR_KEY_INFO
);
1398 _x(SECPKG_ATTR_LIFESPAN
);
1399 _x(SECPKG_ATTR_NAMES
);
1400 _x(SECPKG_ATTR_NATIVE_NAMES
);
1401 _x(SECPKG_ATTR_NEGOTIATION_INFO
);
1402 _x(SECPKG_ATTR_PACKAGE_INFO
);
1403 _x(SECPKG_ATTR_PASSWORD_EXPIRY
);
1404 _x(SECPKG_ATTR_SESSION_KEY
);
1405 case SECPKG_ATTR_SIZES
:
1407 PSecPkgContext_Sizes spcs
= (PSecPkgContext_Sizes
)pBuffer
;
1408 spcs
->cbMaxToken
= NTLM_MAX_BUF
;
1409 spcs
->cbMaxSignature
= 16;
1410 spcs
->cbBlockSize
= 0;
1411 spcs
->cbSecurityTrailer
= 16;
1414 _x(SECPKG_ATTR_STREAM_SIZES
);
1415 _x(SECPKG_ATTR_TARGET_INFORMATION
);
1418 TRACE("Unknown value %d passed for ulAttribute\n", ulAttribute
);
1421 return SEC_E_UNSUPPORTED_FUNCTION
;
1424 /***********************************************************************
1425 * QueryContextAttributesA
1427 static SECURITY_STATUS SEC_ENTRY
ntlm_QueryContextAttributesA(PCtxtHandle phContext
,
1428 ULONG ulAttribute
, void *pBuffer
)
1430 return ntlm_QueryContextAttributesW(phContext
, ulAttribute
, pBuffer
);
1433 /***********************************************************************
1434 * ImpersonateSecurityContext
1436 static SECURITY_STATUS SEC_ENTRY
ntlm_ImpersonateSecurityContext(PCtxtHandle phContext
)
1438 SECURITY_STATUS ret
;
1440 TRACE("%p\n", phContext
);
1443 ret
= SEC_E_UNSUPPORTED_FUNCTION
;
1447 ret
= SEC_E_INVALID_HANDLE
;
1452 /***********************************************************************
1453 * RevertSecurityContext
1455 static SECURITY_STATUS SEC_ENTRY
ntlm_RevertSecurityContext(PCtxtHandle phContext
)
1457 SECURITY_STATUS ret
;
1459 TRACE("%p\n", phContext
);
1462 ret
= SEC_E_UNSUPPORTED_FUNCTION
;
1466 ret
= SEC_E_INVALID_HANDLE
;
1471 /***********************************************************************
1472 * ntlm_CreateSignature
1473 * As both MakeSignature and VerifySignature need this, but different keys
1474 * are needed for NTLM2, the logic goes into a helper function.
1475 * To ensure maximal reusability, we can specify the direction as NTLM_SEND for
1476 * signing/encrypting and NTLM_RECV for verfying/decrypting. When encrypting,
1477 * the signature is encrypted after the message was encrypted, so
1478 * CreateSignature shouldn't do it. In this case, encrypt_sig can be set to
1481 static SECURITY_STATUS
ntlm_CreateSignature(PNegoHelper helper
, PSecBufferDesc pMessage
,
1482 int token_idx
, SignDirection direction
, BOOL encrypt_sig
)
1484 ULONG sign_version
= 1;
1487 TRACE("%p, %p, %d, %d, %d\n", helper
, pMessage
, token_idx
, direction
,
1490 sig
= pMessage
->pBuffers
[token_idx
].pvBuffer
;
1492 if(helper
->neg_flags
& NTLMSSP_NEGOTIATE_NTLM2
&&
1493 helper
->neg_flags
& NTLMSSP_NEGOTIATE_SIGN
)
1497 HMAC_MD5_CTX hmac_md5_ctx
;
1499 TRACE("Signing NTLM2 style\n");
1501 if(direction
== NTLM_SEND
)
1503 seq_no
[0] = (helper
->crypt
.ntlm2
.send_seq_no
>> 0) & 0xff;
1504 seq_no
[1] = (helper
->crypt
.ntlm2
.send_seq_no
>> 8) & 0xff;
1505 seq_no
[2] = (helper
->crypt
.ntlm2
.send_seq_no
>> 16) & 0xff;
1506 seq_no
[3] = (helper
->crypt
.ntlm2
.send_seq_no
>> 24) & 0xff;
1508 ++(helper
->crypt
.ntlm2
.send_seq_no
);
1510 HMACMD5Init(&hmac_md5_ctx
, helper
->crypt
.ntlm2
.send_sign_key
, 16);
1514 seq_no
[0] = (helper
->crypt
.ntlm2
.recv_seq_no
>> 0) & 0xff;
1515 seq_no
[1] = (helper
->crypt
.ntlm2
.recv_seq_no
>> 8) & 0xff;
1516 seq_no
[2] = (helper
->crypt
.ntlm2
.recv_seq_no
>> 16) & 0xff;
1517 seq_no
[3] = (helper
->crypt
.ntlm2
.recv_seq_no
>> 24) & 0xff;
1519 ++(helper
->crypt
.ntlm2
.recv_seq_no
);
1521 HMACMD5Init(&hmac_md5_ctx
, helper
->crypt
.ntlm2
.recv_sign_key
, 16);
1524 HMACMD5Update(&hmac_md5_ctx
, seq_no
, 4);
1525 for( i
= 0; i
< pMessage
->cBuffers
; ++i
)
1527 if(pMessage
->pBuffers
[i
].BufferType
& SECBUFFER_DATA
)
1528 HMACMD5Update(&hmac_md5_ctx
, pMessage
->pBuffers
[i
].pvBuffer
,
1529 pMessage
->pBuffers
[i
].cbBuffer
);
1532 HMACMD5Final(&hmac_md5_ctx
, digest
);
1534 if(encrypt_sig
&& helper
->neg_flags
& NTLMSSP_NEGOTIATE_KEY_EXCHANGE
)
1536 if(direction
== NTLM_SEND
)
1537 SECUR32_arc4Process(helper
->crypt
.ntlm2
.send_a4i
, digest
, 8);
1539 SECUR32_arc4Process(helper
->crypt
.ntlm2
.recv_a4i
, digest
, 8);
1542 /* The NTLM2 signature is the sign version */
1543 sig
[ 0] = (sign_version
>> 0) & 0xff;
1544 sig
[ 1] = (sign_version
>> 8) & 0xff;
1545 sig
[ 2] = (sign_version
>> 16) & 0xff;
1546 sig
[ 3] = (sign_version
>> 24) & 0xff;
1547 /* The first 8 bytes of the digest */
1548 memcpy(sig
+4, digest
, 8);
1549 /* And the sequence number */
1550 memcpy(sig
+12, seq_no
, 4);
1552 pMessage
->pBuffers
[token_idx
].cbBuffer
= 16;
1556 if(helper
->neg_flags
& NTLMSSP_NEGOTIATE_SIGN
)
1559 TRACE("Signing NTLM1 style\n");
1561 for(i
=0; i
< pMessage
->cBuffers
; ++i
)
1563 if(pMessage
->pBuffers
[i
].BufferType
& SECBUFFER_DATA
)
1565 crc
= ComputeCrc32(pMessage
->pBuffers
[i
].pvBuffer
,
1566 pMessage
->pBuffers
[i
].cbBuffer
, crc
);
1570 sig
[ 0] = (sign_version
>> 0) & 0xff;
1571 sig
[ 1] = (sign_version
>> 8) & 0xff;
1572 sig
[ 2] = (sign_version
>> 16) & 0xff;
1573 sig
[ 3] = (sign_version
>> 24) & 0xff;
1574 memset(sig
+4, 0, 4);
1575 sig
[ 8] = (crc
>> 0) & 0xff;
1576 sig
[ 9] = (crc
>> 8) & 0xff;
1577 sig
[10] = (crc
>> 16) & 0xff;
1578 sig
[11] = (crc
>> 24) & 0xff;
1579 sig
[12] = (helper
->crypt
.ntlm
.seq_num
>> 0) & 0xff;
1580 sig
[13] = (helper
->crypt
.ntlm
.seq_num
>> 8) & 0xff;
1581 sig
[14] = (helper
->crypt
.ntlm
.seq_num
>> 16) & 0xff;
1582 sig
[15] = (helper
->crypt
.ntlm
.seq_num
>> 24) & 0xff;
1584 ++(helper
->crypt
.ntlm
.seq_num
);
1587 SECUR32_arc4Process(helper
->crypt
.ntlm
.a4i
, sig
+4, 12);
1591 if(helper
->neg_flags
& NTLMSSP_NEGOTIATE_ALWAYS_SIGN
|| helper
->neg_flags
== 0)
1593 TRACE("Creating a dummy signature.\n");
1594 /* A dummy signature is 0x01 followed by 15 bytes of 0x00 */
1595 memset(pMessage
->pBuffers
[token_idx
].pvBuffer
, 0, 16);
1596 memset(pMessage
->pBuffers
[token_idx
].pvBuffer
, 0x01, 1);
1597 pMessage
->pBuffers
[token_idx
].cbBuffer
= 16;
1601 return SEC_E_UNSUPPORTED_FUNCTION
;
1604 /***********************************************************************
1607 static SECURITY_STATUS SEC_ENTRY
ntlm_MakeSignature(PCtxtHandle phContext
, ULONG fQOP
,
1608 PSecBufferDesc pMessage
, ULONG MessageSeqNo
)
1613 TRACE("%p %d %p %d\n", phContext
, fQOP
, pMessage
, MessageSeqNo
);
1615 return SEC_E_INVALID_HANDLE
;
1618 FIXME("Ignoring fQOP 0x%08x\n", fQOP
);
1621 FIXME("Ignoring MessageSeqNo\n");
1623 if(!pMessage
|| !pMessage
->pBuffers
|| pMessage
->cBuffers
< 2)
1624 return SEC_E_INVALID_TOKEN
;
1626 /* If we didn't find a SECBUFFER_TOKEN type buffer */
1627 if((token_idx
= ntlm_GetTokenBufferIndex(pMessage
)) == -1)
1628 return SEC_E_INVALID_TOKEN
;
1630 if(pMessage
->pBuffers
[token_idx
].cbBuffer
< 16)
1631 return SEC_E_BUFFER_TOO_SMALL
;
1633 helper
= (PNegoHelper
)phContext
->dwLower
;
1634 TRACE("Negotiated flags are: 0x%08x\n", helper
->neg_flags
);
1636 return ntlm_CreateSignature(helper
, pMessage
, token_idx
, NTLM_SEND
, TRUE
);
1639 /***********************************************************************
1642 static SECURITY_STATUS SEC_ENTRY
ntlm_VerifySignature(PCtxtHandle phContext
,
1643 PSecBufferDesc pMessage
, ULONG MessageSeqNo
, PULONG pfQOP
)
1649 SECURITY_STATUS ret
;
1650 SecBufferDesc local_desc
;
1651 PSecBuffer local_buff
;
1654 TRACE("%p %p %d %p\n", phContext
, pMessage
, MessageSeqNo
, pfQOP
);
1656 return SEC_E_INVALID_HANDLE
;
1658 if(!pMessage
|| !pMessage
->pBuffers
|| pMessage
->cBuffers
< 2)
1659 return SEC_E_INVALID_TOKEN
;
1661 if((token_idx
= ntlm_GetTokenBufferIndex(pMessage
)) == -1)
1662 return SEC_E_INVALID_TOKEN
;
1664 if(pMessage
->pBuffers
[token_idx
].cbBuffer
< 16)
1665 return SEC_E_BUFFER_TOO_SMALL
;
1668 FIXME("Ignoring MessageSeqNo\n");
1670 helper
= (PNegoHelper
)phContext
->dwLower
;
1671 TRACE("Negotiated flags: 0x%08x\n", helper
->neg_flags
);
1673 local_buff
= HeapAlloc(GetProcessHeap(), 0, pMessage
->cBuffers
* sizeof(SecBuffer
));
1675 local_desc
.ulVersion
= SECBUFFER_VERSION
;
1676 local_desc
.cBuffers
= pMessage
->cBuffers
;
1677 local_desc
.pBuffers
= local_buff
;
1679 for(i
=0; i
< pMessage
->cBuffers
; ++i
)
1681 if(pMessage
->pBuffers
[i
].BufferType
== SECBUFFER_TOKEN
)
1683 local_buff
[i
].BufferType
= SECBUFFER_TOKEN
;
1684 local_buff
[i
].cbBuffer
= 16;
1685 local_buff
[i
].pvBuffer
= local_sig
;
1689 local_buff
[i
].BufferType
= pMessage
->pBuffers
[i
].BufferType
;
1690 local_buff
[i
].cbBuffer
= pMessage
->pBuffers
[i
].cbBuffer
;
1691 local_buff
[i
].pvBuffer
= pMessage
->pBuffers
[i
].pvBuffer
;
1695 if((ret
= ntlm_CreateSignature(helper
, &local_desc
, token_idx
, NTLM_RECV
, TRUE
)) != SEC_E_OK
)
1698 if(memcmp(((PBYTE
)local_buff
[token_idx
].pvBuffer
) + 8,
1699 ((PBYTE
)pMessage
->pBuffers
[token_idx
].pvBuffer
) + 8, 8))
1700 ret
= SEC_E_MESSAGE_ALTERED
;
1704 HeapFree(GetProcessHeap(), 0, local_buff
);
1711 /***********************************************************************
1712 * FreeCredentialsHandle
1714 static SECURITY_STATUS SEC_ENTRY
ntlm_FreeCredentialsHandle(
1715 PCredHandle phCredential
)
1717 SECURITY_STATUS ret
;
1720 PNtlmCredentials ntlm_cred
= (PNtlmCredentials
) phCredential
->dwLower
;
1721 phCredential
->dwUpper
= 0;
1722 phCredential
->dwLower
= 0;
1723 if (ntlm_cred
->password
)
1724 memset(ntlm_cred
->password
, 0, ntlm_cred
->pwlen
);
1725 HeapFree(GetProcessHeap(), 0, ntlm_cred
->password
);
1726 HeapFree(GetProcessHeap(), 0, ntlm_cred
->username_arg
);
1727 HeapFree(GetProcessHeap(), 0, ntlm_cred
->domain_arg
);
1728 HeapFree(GetProcessHeap(), 0, ntlm_cred
);
1737 /***********************************************************************
1740 static SECURITY_STATUS SEC_ENTRY
ntlm_EncryptMessage(PCtxtHandle phContext
,
1741 ULONG fQOP
, PSecBufferDesc pMessage
, ULONG MessageSeqNo
)
1744 int token_idx
, data_idx
;
1746 TRACE("(%p %d %p %d)\n", phContext
, fQOP
, pMessage
, MessageSeqNo
);
1749 return SEC_E_INVALID_HANDLE
;
1752 FIXME("Ignoring fQOP\n");
1755 FIXME("Ignoring MessageSeqNo\n");
1757 if(!pMessage
|| !pMessage
->pBuffers
|| pMessage
->cBuffers
< 2)
1758 return SEC_E_INVALID_TOKEN
;
1760 if((token_idx
= ntlm_GetTokenBufferIndex(pMessage
)) == -1)
1761 return SEC_E_INVALID_TOKEN
;
1763 if((data_idx
= ntlm_GetDataBufferIndex(pMessage
)) ==-1 )
1764 return SEC_E_INVALID_TOKEN
;
1766 if(pMessage
->pBuffers
[token_idx
].cbBuffer
< 16)
1767 return SEC_E_BUFFER_TOO_SMALL
;
1769 helper
= (PNegoHelper
) phContext
->dwLower
;
1771 if(helper
->neg_flags
& NTLMSSP_NEGOTIATE_NTLM2
&&
1772 helper
->neg_flags
& NTLMSSP_NEGOTIATE_SEAL
)
1774 ntlm_CreateSignature(helper
, pMessage
, token_idx
, NTLM_SEND
, FALSE
);
1775 SECUR32_arc4Process(helper
->crypt
.ntlm2
.send_a4i
,
1776 pMessage
->pBuffers
[data_idx
].pvBuffer
,
1777 pMessage
->pBuffers
[data_idx
].cbBuffer
);
1779 if(helper
->neg_flags
& NTLMSSP_NEGOTIATE_KEY_EXCHANGE
)
1780 SECUR32_arc4Process(helper
->crypt
.ntlm2
.send_a4i
,
1781 ((BYTE
*)pMessage
->pBuffers
[token_idx
].pvBuffer
)+4, 8);
1791 /* EncryptMessage always produces real signatures, so make sure
1792 * NTLMSSP_NEGOTIATE_SIGN is set*/
1793 save_flags
= helper
->neg_flags
;
1794 helper
->neg_flags
|= NTLMSSP_NEGOTIATE_SIGN
;
1795 ntlm_CreateSignature(helper
, pMessage
, token_idx
, NTLM_SEND
, FALSE
);
1796 helper
->neg_flags
= save_flags
;
1798 sig
= pMessage
->pBuffers
[token_idx
].pvBuffer
;
1800 SECUR32_arc4Process(helper
->crypt
.ntlm
.a4i
,
1801 pMessage
->pBuffers
[data_idx
].pvBuffer
,
1802 pMessage
->pBuffers
[data_idx
].cbBuffer
);
1803 SECUR32_arc4Process(helper
->crypt
.ntlm
.a4i
, sig
+4, 12);
1805 if(helper
->neg_flags
& NTLMSSP_NEGOTIATE_ALWAYS_SIGN
|| helper
->neg_flags
== 0)
1806 memset(sig
+4, 0, 4);
1813 /***********************************************************************
1816 static SECURITY_STATUS SEC_ENTRY
ntlm_DecryptMessage(PCtxtHandle phContext
,
1817 PSecBufferDesc pMessage
, ULONG MessageSeqNo
, PULONG pfQOP
)
1819 SECURITY_STATUS ret
;
1820 ULONG ntlmssp_flags_save
;
1822 int token_idx
, data_idx
;
1823 TRACE("(%p %p %d %p)\n", phContext
, pMessage
, MessageSeqNo
, pfQOP
);
1826 return SEC_E_INVALID_HANDLE
;
1829 FIXME("Ignoring MessageSeqNo\n");
1831 if(!pMessage
|| !pMessage
->pBuffers
|| pMessage
->cBuffers
< 2)
1832 return SEC_E_INVALID_TOKEN
;
1834 if((token_idx
= ntlm_GetTokenBufferIndex(pMessage
)) == -1)
1835 return SEC_E_INVALID_TOKEN
;
1837 if((data_idx
= ntlm_GetDataBufferIndex(pMessage
)) ==-1)
1838 return SEC_E_INVALID_TOKEN
;
1840 if(pMessage
->pBuffers
[token_idx
].cbBuffer
< 16)
1841 return SEC_E_BUFFER_TOO_SMALL
;
1843 helper
= (PNegoHelper
) phContext
->dwLower
;
1845 if(helper
->neg_flags
& NTLMSSP_NEGOTIATE_NTLM2
&& helper
->neg_flags
& NTLMSSP_NEGOTIATE_SEAL
)
1847 SECUR32_arc4Process(helper
->crypt
.ntlm2
.recv_a4i
,
1848 pMessage
->pBuffers
[data_idx
].pvBuffer
,
1849 pMessage
->pBuffers
[data_idx
].cbBuffer
);
1853 SECUR32_arc4Process(helper
->crypt
.ntlm
.a4i
,
1854 pMessage
->pBuffers
[data_idx
].pvBuffer
,
1855 pMessage
->pBuffers
[data_idx
].cbBuffer
);
1858 /* Make sure we use a session key for the signature check, EncryptMessage
1859 * always does that, even in the dummy case */
1860 ntlmssp_flags_save
= helper
->neg_flags
;
1862 helper
->neg_flags
|= NTLMSSP_NEGOTIATE_SIGN
;
1863 ret
= ntlm_VerifySignature(phContext
, pMessage
, MessageSeqNo
, pfQOP
);
1865 helper
->neg_flags
= ntlmssp_flags_save
;
1870 static const SecurityFunctionTableA ntlmTableA
= {
1872 NULL
, /* EnumerateSecurityPackagesA */
1873 ntlm_QueryCredentialsAttributesA
, /* QueryCredentialsAttributesA */
1874 ntlm_AcquireCredentialsHandleA
, /* AcquireCredentialsHandleA */
1875 ntlm_FreeCredentialsHandle
, /* FreeCredentialsHandle */
1876 NULL
, /* Reserved2 */
1877 ntlm_InitializeSecurityContextA
, /* InitializeSecurityContextA */
1878 ntlm_AcceptSecurityContext
, /* AcceptSecurityContext */
1879 ntlm_CompleteAuthToken
, /* CompleteAuthToken */
1880 ntlm_DeleteSecurityContext
, /* DeleteSecurityContext */
1881 NULL
, /* ApplyControlToken */
1882 ntlm_QueryContextAttributesA
, /* QueryContextAttributesA */
1883 ntlm_ImpersonateSecurityContext
, /* ImpersonateSecurityContext */
1884 ntlm_RevertSecurityContext
, /* RevertSecurityContext */
1885 ntlm_MakeSignature
, /* MakeSignature */
1886 ntlm_VerifySignature
, /* VerifySignature */
1887 FreeContextBuffer
, /* FreeContextBuffer */
1888 NULL
, /* QuerySecurityPackageInfoA */
1889 NULL
, /* Reserved3 */
1890 NULL
, /* Reserved4 */
1891 NULL
, /* ExportSecurityContext */
1892 NULL
, /* ImportSecurityContextA */
1893 NULL
, /* AddCredentialsA */
1894 NULL
, /* Reserved8 */
1895 NULL
, /* QuerySecurityContextToken */
1896 ntlm_EncryptMessage
, /* EncryptMessage */
1897 ntlm_DecryptMessage
, /* DecryptMessage */
1898 NULL
, /* SetContextAttributesA */
1901 static const SecurityFunctionTableW ntlmTableW
= {
1903 NULL
, /* EnumerateSecurityPackagesW */
1904 ntlm_QueryCredentialsAttributesW
, /* QueryCredentialsAttributesW */
1905 ntlm_AcquireCredentialsHandleW
, /* AcquireCredentialsHandleW */
1906 ntlm_FreeCredentialsHandle
, /* FreeCredentialsHandle */
1907 NULL
, /* Reserved2 */
1908 ntlm_InitializeSecurityContextW
, /* InitializeSecurityContextW */
1909 ntlm_AcceptSecurityContext
, /* AcceptSecurityContext */
1910 ntlm_CompleteAuthToken
, /* CompleteAuthToken */
1911 ntlm_DeleteSecurityContext
, /* DeleteSecurityContext */
1912 NULL
, /* ApplyControlToken */
1913 ntlm_QueryContextAttributesW
, /* QueryContextAttributesW */
1914 ntlm_ImpersonateSecurityContext
, /* ImpersonateSecurityContext */
1915 ntlm_RevertSecurityContext
, /* RevertSecurityContext */
1916 ntlm_MakeSignature
, /* MakeSignature */
1917 ntlm_VerifySignature
, /* VerifySignature */
1918 FreeContextBuffer
, /* FreeContextBuffer */
1919 NULL
, /* QuerySecurityPackageInfoW */
1920 NULL
, /* Reserved3 */
1921 NULL
, /* Reserved4 */
1922 NULL
, /* ExportSecurityContext */
1923 NULL
, /* ImportSecurityContextW */
1924 NULL
, /* AddCredentialsW */
1925 NULL
, /* Reserved8 */
1926 NULL
, /* QuerySecurityContextToken */
1927 ntlm_EncryptMessage
, /* EncryptMessage */
1928 ntlm_DecryptMessage
, /* DecryptMessage */
1929 NULL
, /* SetContextAttributesW */
1932 #define NTLM_COMMENT \
1933 { 'N', 'T', 'L', 'M', ' ', \
1934 'S', 'e', 'c', 'u', 'r', 'i', 't', 'y', ' ', \
1935 'P', 'a', 'c', 'k', 'a', 'g', 'e', 0}
1937 static CHAR ntlm_comment_A
[] = NTLM_COMMENT
;
1938 static WCHAR ntlm_comment_W
[] = NTLM_COMMENT
;
1940 #define NTLM_NAME {'N', 'T', 'L', 'M', 0}
1942 static char ntlm_name_A
[] = NTLM_NAME
;
1943 static WCHAR ntlm_name_W
[] = NTLM_NAME
;
1945 /* According to Windows, NTLM has the following capabilities. */
1947 SECPKG_FLAG_INTEGRITY | \
1948 SECPKG_FLAG_PRIVACY | \
1949 SECPKG_FLAG_TOKEN_ONLY | \
1950 SECPKG_FLAG_CONNECTION | \
1951 SECPKG_FLAG_MULTI_REQUIRED | \
1952 SECPKG_FLAG_IMPERSONATION | \
1953 SECPKG_FLAG_ACCEPT_WIN32_NAME | \
1954 SECPKG_FLAG_READONLY_WITH_CHECKSUM)
1956 static const SecPkgInfoW infoW
= {
1965 static const SecPkgInfoA infoA
= {
1974 #define NEGO_COMMENT { 'M', 'i', 'c', 'r', 'o', 's', 'o', 'f', 't', ' ', \
1975 'P', 'a', 'c', 'k', 'a', 'g', 'e', ' ', \
1976 'N', 'e', 'g', 'o', 't', 'i', 'a', 't', 'o', 'r', 0};
1978 static CHAR nego_comment_A
[] = NEGO_COMMENT
;
1979 static WCHAR nego_comment_W
[] = NEGO_COMMENT
;
1981 #define NEGO_NAME {'N', 'e', 'g', 'o', 't', 'i', 'a', 't', 'e', 0}
1983 static CHAR nego_name_A
[] = NEGO_NAME
;
1984 static WCHAR nego_name_W
[] = NEGO_NAME
;
1986 #define NEGO_CAPS (\
1987 SECPKG_FLAG_INTEGRITY | \
1988 SECPKG_FLAG_PRIVACY | \
1989 SECPKG_FLAG_CONNECTION | \
1990 SECPKG_FLAG_MULTI_REQUIRED | \
1991 SECPKG_FLAG_EXTENDED_ERROR | \
1992 SECPKG_FLAG_IMPERSONATION | \
1993 SECPKG_FLAG_ACCEPT_WIN32_NAME | \
1994 SECPKG_FLAG_READONLY_WITH_CHECKSUM )
1996 /* Not used for now, just kept here for completeness sake. We need to use the
1997 * NTLM_MAX_BUF value. If the hack works, we might want to refactor the code a
1999 #define NEGO_MAX_TOKEN 12000
2001 static const SecPkgInfoW nego_infoW
= {
2004 RPC_C_AUTHN_GSS_NEGOTIATE
,
2010 static const SecPkgInfoA nego_infoA
= {
2013 RPC_C_AUTHN_GSS_NEGOTIATE
,
2019 void SECUR32_initNTLMSP(void)
2022 static CHAR version
[] = "--version";
2024 SEC_CHAR
*args
[] = {
2029 if(fork_helper(&helper
, ntlm_auth
, args
) != SEC_E_OK
)
2031 /* Cheat and allocate a helper anyway, so cleanup later will work. */
2032 helper
= HeapAlloc(GetProcessHeap(),0, sizeof(NegoHelper
));
2033 helper
->major
= helper
->minor
= helper
->micro
= -1;
2034 helper
->pipe_in
= helper
->pipe_out
= -1;
2037 check_version(helper
);
2039 if( (helper
->major
> MIN_NTLM_AUTH_MAJOR_VERSION
) ||
2040 (helper
->major
== MIN_NTLM_AUTH_MAJOR_VERSION
&&
2041 helper
->minor
> MIN_NTLM_AUTH_MINOR_VERSION
) ||
2042 (helper
->major
== MIN_NTLM_AUTH_MAJOR_VERSION
&&
2043 helper
->minor
== MIN_NTLM_AUTH_MINOR_VERSION
&&
2044 helper
->micro
>= MIN_NTLM_AUTH_MICRO_VERSION
) )
2046 SecureProvider
*provider
= SECUR32_addProvider(&ntlmTableA
, &ntlmTableW
, NULL
);
2047 SecureProvider
*nego_provider
= SECUR32_addProvider(&ntlmTableA
, &ntlmTableW
, NULL
);
2049 SECUR32_addPackages(provider
, 1L, &infoA
, &infoW
);
2050 /* HACK: Also pretend this is the Negotiate provider */
2051 SECUR32_addPackages(nego_provider
, 1L, &nego_infoA
, &nego_infoW
);
2055 ERR_(winediag
)("%s was not found or is outdated. "
2056 "Make sure that ntlm_auth >= %d.%d.%d is in your path. "
2057 "Usually, you can find it in the winbind package of your distribution.\n",
2059 MIN_NTLM_AUTH_MAJOR_VERSION
,
2060 MIN_NTLM_AUTH_MINOR_VERSION
,
2061 MIN_NTLM_AUTH_MICRO_VERSION
);
2064 cleanup_helper(helper
);