Welcome to mirror list, hosted at ThFree Co, Russian Federation.

cyglsa.c « lsaauth « winsup - cygwin.com/git/newlib-cygwin.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
blob: e64d0e11f98a57c02dc3acfddd09ebc1d0b94080 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
/* cyglsa.c: LSA authentication module for Cygwin

   Copyright 2006, 2008, 2010, 2011 Red Hat, Inc.

   Written by Corinna Vinschen <corinna@vinschen.de>

This file is part of Cygwin.

This software is a copyrighted work licensed under the terms of the
Cygwin license.  Please consult the file "CYGWIN_LICENSE" for details. */

#define WINVER 0x0600
#include <ntstatus.h>
#include <windows.h>
#include <wininet.h>
#include <lmcons.h>
#include <iptypes.h>
#include <ntsecapi.h>
#include "../cygwin/cyglsa.h"
#include "../cygwin/include/cygwin/version.h"

static PLSA_SECPKG_FUNCS funcs;
static BOOL must_create_logon_sid;

BOOL APIENTRY
DllMain (HINSTANCE inst, DWORD reason, LPVOID res)
{
  switch (reason)
    {
      case DLL_PROCESS_ATTACH:
      case DLL_THREAD_ATTACH:
      case DLL_THREAD_DETACH:
      case DLL_PROCESS_DETACH:
        break;
    }
  return TRUE;
}

/* Declare NTDLL functions here to avoid problems with different
   header file layout in different compiler environments. */
#ifndef NT_SUCCESS
#define NT_SUCCESS(s)	((s) >= 0)
#endif
NTSTATUS NTAPI NtAllocateLocallyUniqueId (PLUID);
NTSTATUS NTAPI RtlCopySid (ULONG, PSID, PSID);
NTSTATUS NTAPI RtlGetAce (PACL, ULONG, PVOID *);
ULONG NTAPI RtlLengthSid (PSID);
PULONG NTAPI RtlSubAuthoritySid (PSID, ULONG);
PUCHAR NTAPI RtlSubAuthorityCountSid (PSID);
BOOLEAN NTAPI RtlValidSid (PSID);
/* These standard POSIX functions are implemented in NTDLL and exported.
   There's just no header to define them and using wchar.h from mingw
   or Cygwin seems wrong somehow. */
wchar_t *__cdecl wcscpy (wchar_t *, const wchar_t *);
size_t __cdecl wcslen (const wchar_t *);

#ifndef RtlInitEmptyUnicodeString
__inline VOID NTAPI
RtlInitEmptyUnicodeString(PUNICODE_STRING dest, PCWSTR buf, USHORT len)
{
  dest->Length = 0;
  dest->MaximumLength = len;
  dest->Buffer = (PWSTR) buf;
}
#endif

static PUNICODE_STRING
uni_alloc (PWCHAR src, USHORT len)
{
  PUNICODE_STRING tgt;

  if (!(tgt = funcs->AllocateLsaHeap (sizeof (UNICODE_STRING))))
    return NULL;
  tgt->Length = len * sizeof (WCHAR);
  tgt->MaximumLength = tgt->Length + sizeof (WCHAR);
  if (!(tgt->Buffer = funcs->AllocateLsaHeap (tgt->MaximumLength)))
    {
      funcs->FreeLsaHeap (tgt);
      return NULL;
    }
  wcscpy (tgt->Buffer, src);
  return tgt;
}

/* No, I don't want to include stdio.h so I take what ntdll offers. */
extern int _vsnprintf (char *, size_t, const char *, va_list);

static HANDLE fh = INVALID_HANDLE_VALUE;

static int
cyglsa_printf (const char *format, ...)
{
  char buf[256];
  DWORD wr;
  int ret;
  va_list ap;

  if (fh == INVALID_HANDLE_VALUE)
    return 0;

  va_start (ap, format);
  ret = _vsnprintf (buf, 256, format, ap);
  va_end (ap);
  if (ret <= 0)
    return ret;
  if (ret > 256)
    ret = 255;
  buf[255] = '\0';
  WriteFile (fh, buf, ret, &wr, NULL);
  return wr;
}

static void
print_sid (const char *prefix, int idx, PISID sid)
{
  DWORD i;

  cyglsa_printf ("%s", prefix);
  if (idx >= 0)
    cyglsa_printf ("[%d] ", idx);
  cyglsa_printf ("(0x%08x) ", (INT_PTR) sid);
  if (!sid)
    cyglsa_printf ("NULL\n");
  else if (IsBadReadPtr (sid, 8))
    cyglsa_printf ("INVALID POINTER\n");
  else if (!RtlValidSid ((PSID) sid))
    cyglsa_printf ("INVALID SID\n");
  else if (IsBadReadPtr (sid, 8 + sizeof (DWORD) * sid->SubAuthorityCount))
    cyglsa_printf ("INVALID POINTER SPACE\n");
  else
    {
      cyglsa_printf ("S-%d-%d", sid->Revision, sid->IdentifierAuthority.Value[5]);
      for (i = 0; i < sid->SubAuthorityCount; ++i)
        cyglsa_printf ("-%lu", sid->SubAuthority[i]);
      cyglsa_printf ("\n");
    }
}

static void
print_groups (PTOKEN_GROUPS grps)
{
  DWORD i;

  cyglsa_printf ("Groups: (0x%08x) ", (INT_PTR) grps);
  if (!grps)
    cyglsa_printf ("NULL\n");
  else if (IsBadReadPtr (grps, sizeof (DWORD)))
    cyglsa_printf ("INVALID POINTER\n");
  else if (IsBadReadPtr (grps, sizeof (DWORD) + sizeof (SID_AND_ATTRIBUTES)
  						* grps->GroupCount))
    cyglsa_printf ("INVALID POINTER SPACE\n");
  else
    {
      cyglsa_printf ("Count: %lu\n", grps->GroupCount);
      for (i = 0; i < grps->GroupCount; ++i)
        {
	  cyglsa_printf ("(attr: 0x%lx)", grps->Groups[i].Attributes);
	  print_sid (" ", i, (PISID) grps->Groups[i].Sid);
	}
    }
}

static void
print_privs (PTOKEN_PRIVILEGES privs)
{
  DWORD i;

  cyglsa_printf ("Privileges: (0x%08x) ", (INT_PTR) privs);
  if (!privs)
    cyglsa_printf ("NULL\n");
  else if (IsBadReadPtr (privs, sizeof (DWORD)))
    cyglsa_printf ("INVALID POINTER\n");
  else if (IsBadReadPtr (privs, sizeof (DWORD) + sizeof (LUID_AND_ATTRIBUTES)
						 * privs->PrivilegeCount))
    cyglsa_printf ("INVALID POINTER SPACE\n");
  else
    {
      cyglsa_printf ("Count: %lu\n", privs->PrivilegeCount);
      for (i = 0; i < privs->PrivilegeCount; ++i)
	cyglsa_printf ("Luid: {%ld, %lu} Attributes: 0x%lx\n",
		privs->Privileges[i].Luid.HighPart,
		privs->Privileges[i].Luid.LowPart,
		privs->Privileges[i].Attributes);
    }
}

static void
print_dacl (PACL dacl)
{
  DWORD i;

  cyglsa_printf ("DefaultDacl: (0x%08x) ", (INT_PTR) dacl);
  if (!dacl)
    cyglsa_printf ("NULL\n");
  else if (IsBadReadPtr (dacl, sizeof (ACL)))
    cyglsa_printf ("INVALID POINTER\n");
  else if (IsBadReadPtr (dacl, dacl->AclSize))
    cyglsa_printf ("INVALID POINTER SPACE\n");
  else
    {
      cyglsa_printf ("Rev: %d, Count: %d\n", dacl->AclRevision, dacl->AceCount);
      for (i = 0; i < dacl->AceCount; ++i)
        {
	  PVOID vace;
	  PACCESS_ALLOWED_ACE ace;
	  NTSTATUS stat;

	  stat = RtlGetAce (dacl, i, &vace);
	  if (!NT_SUCCESS (stat))
	    cyglsa_printf ("[%lu] RtlGetAce status 0x%08lx\n", i, stat);
	  else
	    {
	      ace = (PACCESS_ALLOWED_ACE) vace;
	      cyglsa_printf ("Type: %x, Flags: %x, Access: %lx,",
		      ace->Header.AceType, ace->Header.AceFlags, (DWORD) ace->Mask);
	      print_sid (" ", i, (PISID) &ace->SidStart);
	    }
	}
    }
}

static void
print_tokinf (PLSA_TOKEN_INFORMATION_V2 ptok, size_t size,
	       PVOID got_start, PVOID gotinf_start, PVOID gotinf_end)
{
  if (fh == INVALID_HANDLE_VALUE)
    return;

  cyglsa_printf ("INCOMING: start: 0x%08x infstart: 0x%08x infend: 0x%08x\n",
	  (INT_PTR) got_start, (INT_PTR) gotinf_start,
	  (INT_PTR) gotinf_end);

  cyglsa_printf ("LSA_TOKEN_INFORMATION_V2: 0x%08x - 0x%08x\n",
	  (INT_PTR) ptok, (INT_PTR) ptok + size);

  /* User SID */
  cyglsa_printf ("User: (attr: 0x%lx)", ptok->User.User.Attributes);
  print_sid (" ", -1, (PISID) ptok->User.User.Sid);

  /* Groups */
  print_groups (ptok->Groups);

  /* Primary Group SID */
  print_sid ("Primary Group: ", -1, (PISID)ptok->PrimaryGroup.PrimaryGroup);

  /* Privileges */
  print_privs (ptok->Privileges);

  /* Owner */
  print_sid ("Owner: ", -1, (PISID) ptok->Owner.Owner);

  /* Default DACL */
  print_dacl (ptok->DefaultDacl.DefaultDacl);

  // CloseHandle (fh);
}

NTSTATUS NTAPI
LsaApInitializePackage (ULONG authp_id, PLSA_SECPKG_FUNCS dpt,
			PLSA_STRING dummy1, PLSA_STRING dummy2,
			PLSA_STRING *authp_name)
{
  PLSA_STRING name = NULL;
  DWORD vers, major, minor;

  /* Set global pointer to lsa helper function table. */
  funcs = dpt;

  /* Allocate and set the name of the authentication package.  This is the
     name which has to be used in LsaLookupAuthenticationPackage. */
  if (!(name = funcs->AllocateLsaHeap (sizeof *name)))
    return STATUS_NO_MEMORY;
  if (!(name->Buffer = funcs->AllocateLsaHeap (sizeof (CYG_LSA_PKGNAME))))
    {
      funcs->FreeLsaHeap (name);
      return STATUS_NO_MEMORY;
    }
  name->Length = sizeof (CYG_LSA_PKGNAME) - 1;
  name->MaximumLength = sizeof (CYG_LSA_PKGNAME);
  strcpy (name->Buffer, CYG_LSA_PKGNAME);
  (*authp_name) = name;

  vers = GetVersion ();
  major = LOBYTE (LOWORD (vers));
  minor = HIBYTE (LOWORD (vers));
  /* Check if we're running on Windows 2000 or lower.  If so, we must create
     the logon sid in the group list by ourselves. */
  if (major < 5 || (major == 5 && minor == 0))
    must_create_logon_sid = TRUE;

#ifdef DEBUGGING
  fh = CreateFile ("C:\\cyglsa.dbgout", GENERIC_WRITE,
		   FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
		   NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
  cyglsa_printf ("Initialized\n");
#endif /* DEBUGGING */

  return STATUS_SUCCESS;
}

NTSTATUS NTAPI
LsaApLogonUserEx (PLSA_CLIENT_REQUEST request, SECURITY_LOGON_TYPE logon_type,
		  PVOID auth, PVOID client_auth_base, ULONG auth_len,
		  PVOID *pbuf, PULONG pbuf_len, PLUID logon_id,
		  PNTSTATUS sub_stat, PLSA_TOKEN_INFORMATION_TYPE tok_type,
		  PVOID *tok, PUNICODE_STRING *account,
		  PUNICODE_STRING *authority, PUNICODE_STRING *machine)
{
  DWORD checksum, i;
  PDWORD csp, csp_end;
  NTSTATUS stat;
  SECPKG_CLIENT_INFO clinf;
  PLSA_TOKEN_INFORMATION_V2 tokinf;

  cyglsa_t *authinf = (cyglsa_t *) auth;

  /* Check if the caller has the SeTcbPrivilege, otherwise refuse service. */
  stat = funcs->GetClientInfo (&clinf);
  if (stat != STATUS_SUCCESS)
    {
      cyglsa_printf ("GetClientInfo failed: 0x%08lx\n", stat);
      return stat;
    }
  if (!clinf.HasTcbPrivilege)
    {
      cyglsa_printf ("Client has no TCB privilege.  Access denied.\n");
      return STATUS_ACCESS_DENIED;
    }

  /* Make a couple of validity checks. */
  if (auth_len < sizeof *authinf
      || authinf->magic != CYG_LSA_MAGIC
      || !authinf->username[0]
      || !authinf->domain[0])
    {
      cyglsa_printf ("Invalid authentication parameter.\n");
      return STATUS_INVALID_PARAMETER;
    }
  checksum = CYG_LSA_MAGIC;
  csp = (PDWORD) &authinf->username;
  csp_end = (PDWORD) ((PBYTE) authinf + auth_len);
  while (csp < csp_end)
    checksum += *csp++;
  if (authinf->checksum != checksum)
    {
      cyglsa_printf ("Invalid checksum.\n");
      return STATUS_INVALID_PARAMETER_3;
    }

  /* Set account to username and authority to domain resp. machine name.
     The name of the logon account name as returned by LookupAccountSid
     is created from here as "authority\account". */
  authinf->username[UNLEN] = '\0';
  authinf->domain[MAX_DOMAIN_NAME_LEN] = '\0';
  if (account && !(*account = uni_alloc (authinf->username,
  					 wcslen (authinf->username))))
    {
      cyglsa_printf ("No memory trying to create account.\n");
      return STATUS_NO_MEMORY;
    }
  if (authority && !(*authority = uni_alloc (authinf->domain,
					     wcslen (authinf->domain))))
    {
      cyglsa_printf ("No memory trying to create authority.\n");
      return STATUS_NO_MEMORY;
    }
  if (machine)
    {
      WCHAR mach[MAX_COMPUTERNAME_LENGTH + 1];
      DWORD msize = MAX_COMPUTERNAME_LENGTH + 1;
      if (!GetComputerNameW (mach, &msize))
        wcscpy (mach, L"UNKNOWN");
      if (!(*machine = uni_alloc (mach, wcslen (mach))))
	{
	  cyglsa_printf ("No memory trying to create machine.\n");
	  return STATUS_NO_MEMORY;
	}
    }
  /* Create a fake buffer in pbuf which is free'd again in the client.
     Windows 2000 tends to crash when setting this pointer to NULL. */
  if (pbuf)
    {
#ifdef JUST_ANOTHER_NONWORKING_SOLUTION
      cygprf_t prf;
      WCHAR sam_username[MAX_DOMAIN_NAME_LEN + UNLEN + 2];
      SECURITY_STRING sam_user, prefix;
      PUCHAR user_auth;
      ULONG user_auth_size;
      WCHAR flatname[UNLEN + 1];
      UNICODE_STRING flatnm;
      TOKEN_SOURCE ts;
      HANDLE token;
#endif /* JUST_ANOTHER_NONWORKING_SOLUTION */

      stat = funcs->AllocateClientBuffer (request, 64UL, pbuf);
      if (!LSA_SUCCESS (stat))
	{
	  cyglsa_printf ("AllocateClientBuffer failed: 0x%08lx\n", stat);
	  return stat;
	}
#ifdef JUST_ANOTHER_NONWORKING_SOLUTION
      prf.magic_pre = MAGIC_PRE;
      prf.token = NULL;
      prf.magic_post = MAGIC_POST;

#if 0
      /* That's how it was supposed to work according to MSDN... */
      wcscpy (sam_username, authinf->domain);
      wcscat (sam_username, L"\\");
      wcscat (sam_username, authinf->username);
#else
      /* That's the only solution which worked, and then it only worked
         for machine local accounts.  No domain authentication possible.
	 STATUS_NO_SUCH_USER galore! */
      wcscpy (sam_username, authinf->username);
#endif
      RtlInitUnicodeString (&sam_user, sam_username);
      RtlInitUnicodeString (&prefix, L"");
      RtlInitEmptyUnicodeString (&flatnm, flatname,
				 (UNLEN + 1) * sizeof (WCHAR));

      stat = funcs->GetAuthDataForUser (&sam_user, SecNameSamCompatible,
					NULL, &user_auth,
					&user_auth_size, &flatnm);
      if (!NT_SUCCESS (stat))
	{
	  char sam_u[MAX_DOMAIN_NAME_LEN + UNLEN + 2];
	  wcstombs (sam_u, sam_user.Buffer, sizeof (sam_u));
	  cyglsa_printf ("GetAuthDataForUser (%u,%u,%s) failed: 0x%08lx\n",
		  sam_user.Length, sam_user.MaximumLength, sam_u, stat);
	  return stat;
	}

      memcpy (ts.SourceName, "Cygwin.1", 8);
      ts.SourceIdentifier.HighPart = 0;
      ts.SourceIdentifier.LowPart = 0x0104;
      RtlInitEmptyUnicodeString (&flatnm, flatname,
				 (UNLEN + 1) * sizeof (WCHAR));
      stat = funcs->ConvertAuthDataToToken (user_auth, user_auth_size,
					    SecurityDelegation, &ts,
					    Interactive, *authority,
					    &token, logon_id, &flatnm,
					    sub_stat);
      if (!NT_SUCCESS (stat))
	{
	  cyglsa_printf ("ConvertAuthDataToToken failed: 0x%08lx\n", stat);
	  return stat;
	}

      stat = funcs->DuplicateHandle (token, &prf.token);
      if (!NT_SUCCESS (stat))
	{
	  cyglsa_printf ("DuplicateHandle failed: 0x%08lx\n", stat);
	  return stat;
	}
      
      stat = funcs->CopyToClientBuffer (request, sizeof prf, *pbuf, &prf);
      if (!NT_SUCCESS (stat))
	{
	  cyglsa_printf ("CopyToClientBuffer failed: 0x%08lx\n", stat);
	  return stat;
	}
      funcs->FreeLsaHeap (user_auth);
#endif /* JUST_ANOTHER_NONWORKING_SOLUTION */
    }
  if (pbuf_len)
    *pbuf_len = 64UL;

  /* A PLSA_TOKEN_INFORMATION_V2 is allocated in one piece, so... */
#if defined (__x86_64__) || defined (_M_AMD64)
    {
      /* ...on 64 bit systems we have to convert the incoming 32 bit offsets
	 into 64 bit pointers.  That requires to re-evaluate the size of the
	 outgoing tokinf structure and a somewhat awkward procedure to copy
	 the information over. */
      LONG_PTR base;
      PBYTE tptr;
      DWORD size, newsize;
      PSID src_sid;
      PCYG_TOKEN_GROUPS src_grps;
      PTOKEN_GROUPS grps;
      PTOKEN_PRIVILEGES src_privs;
      PACL src_acl;

      base = (LONG_PTR) &authinf->inf;

      newsize = authinf->inf_size;
      newsize += sizeof (TOKEN_USER) - sizeof (CYG_TOKEN_USER); /* User SID */
      newsize += sizeof (PTOKEN_GROUPS) - sizeof (OFFSET); /* Groups */
      src_grps = (PCYG_TOKEN_GROUPS) (base + authinf->inf.Groups);
      newsize += src_grps->GroupCount		  /* Group SIDs */
      		 * (sizeof (SID_AND_ATTRIBUTES)
		    - sizeof (CYG_SID_AND_ATTRIBUTES));
      newsize += sizeof (PSID) - sizeof (OFFSET); /* Primary Group SID */
      newsize += sizeof (PTOKEN_PRIVILEGES) - sizeof (OFFSET); /* Privileges */
      newsize += 0; /* Owner SID */
      newsize += sizeof (PACL) - sizeof (OFFSET); /* Default DACL */

      if (!(tokinf = funcs->AllocateLsaHeap (newsize)))
	return STATUS_NO_MEMORY;
      tptr = (PBYTE)(tokinf + 1);

      tokinf->ExpirationTime = authinf->inf.ExpirationTime;
      /* User SID */
      src_sid = (PSID) (base + authinf->inf.User.User.Sid);
      size = RtlLengthSid (src_sid);
      RtlCopySid (size, (PSID) tptr, src_sid);
      tokinf->User.User.Sid = (PSID) tptr;
      tptr += size;
      tokinf->User.User.Attributes = authinf->inf.User.User.Attributes;
      /* Groups */
      grps = (PTOKEN_GROUPS) tptr;
      tokinf->Groups = grps;
      grps->GroupCount = src_grps->GroupCount;
      tptr += sizeof grps->GroupCount
	      + grps->GroupCount * sizeof (SID_AND_ATTRIBUTES);
      /* Group SIDs */
      for (i = 0; i < src_grps->GroupCount; ++i)
	{
	  src_sid = (PSID) (base + src_grps->Groups[i].Sid);
	  size = RtlLengthSid (src_sid);
	  RtlCopySid (size, (PSID) tptr, src_sid);
	  tokinf->Groups->Groups[i].Sid = (PSID) tptr;
	  tptr += size;
	  tokinf->Groups->Groups[i].Attributes = src_grps->Groups[i].Attributes;
	}
      /* Primary Group SID */
      src_sid = (PSID) (base + authinf->inf.PrimaryGroup.PrimaryGroup);
      size = RtlLengthSid (src_sid);
      RtlCopySid (size, (PSID) tptr, src_sid);
      tokinf->PrimaryGroup.PrimaryGroup = (PSID) tptr;
      tptr += size;
      /* Privileges */
      src_privs = (PTOKEN_PRIVILEGES) (base + authinf->inf.Privileges);
      size = sizeof src_privs->PrivilegeCount
	     + src_privs->PrivilegeCount * sizeof (LUID_AND_ATTRIBUTES);
      memcpy (tptr, src_privs, size);
      tokinf->Privileges = (PTOKEN_PRIVILEGES) tptr;
      tptr += size;
      /* Owner */
      tokinf->Owner.Owner = NULL;
      /* Default DACL */
      src_acl = (PACL) (base + authinf->inf.DefaultDacl.DefaultDacl);
      size = src_acl->AclSize;
      memcpy (tptr, src_acl, size);
      tokinf->DefaultDacl.DefaultDacl = (PACL) tptr;
    }
#else
    {
      /* ...on 32 bit systems we just allocate tokinf with the same size as
         we get, copy the whole structure and convert offsets into pointers. */

      /* Allocate LUID for usage in the logon SID on Windows 2000.  This is
	 not done in the 64 bit code above for hopefully obvious reasons... */
      LUID logon_sid_id;

      if (must_create_logon_sid
	  && !NT_SUCCESS (NtAllocateLocallyUniqueId (&logon_sid_id)))
	return STATUS_INSUFFICIENT_RESOURCES;

      if (!(tokinf = funcs->AllocateLsaHeap (authinf->inf_size)))
	return STATUS_NO_MEMORY;
      memcpy (tokinf, &authinf->inf, authinf->inf_size);

      /* User SID */
      tokinf->User.User.Sid = (PSID)
	      ((PBYTE) tokinf + (LONG_PTR) tokinf->User.User.Sid);
      /* Groups */
      tokinf->Groups = (PTOKEN_GROUPS)
	      ((PBYTE) tokinf + (LONG_PTR) tokinf->Groups);
      /* Group SIDs */
      for (i = 0; i < tokinf->Groups->GroupCount; ++i)
	{
	  tokinf->Groups->Groups[i].Sid = (PSID)
		((PBYTE) tokinf + (LONG_PTR) tokinf->Groups->Groups[i].Sid);
	  if (must_create_logon_sid
	      && tokinf->Groups->Groups[i].Attributes & SE_GROUP_LOGON_ID
	      && *RtlSubAuthorityCountSid (tokinf->Groups->Groups[i].Sid) == 3
	      && *RtlSubAuthoritySid (tokinf->Groups->Groups[i].Sid, 0)
		 == SECURITY_LOGON_IDS_RID)
	    {
	      *RtlSubAuthoritySid (tokinf->Groups->Groups[i].Sid, 1)
	      = logon_sid_id.HighPart;
	      *RtlSubAuthoritySid (tokinf->Groups->Groups[i].Sid, 2)
	      = logon_sid_id.LowPart;
	    }
	}

      /* Primary Group SID */
      tokinf->PrimaryGroup.PrimaryGroup = (PSID)
	      ((PBYTE) tokinf + (LONG_PTR) tokinf->PrimaryGroup.PrimaryGroup);
      /* Privileges */
      tokinf->Privileges = (PTOKEN_PRIVILEGES)
	      ((PBYTE) tokinf + (LONG_PTR) tokinf->Privileges);
      /* Owner SID */
      tokinf->Owner.Owner = NULL;
      /* Default DACL */
      tokinf->DefaultDacl.DefaultDacl = (PACL)
	      ((PBYTE) tokinf + (LONG_PTR) tokinf->DefaultDacl.DefaultDacl);

    }
#endif

  *tok = (PVOID) tokinf;
  *tok_type = LsaTokenInformationV2;

  print_tokinf (tokinf, authinf->inf_size, authinf, &authinf->inf,
		(PVOID)((LONG_PTR) &authinf->inf + authinf->inf_size));

  /* Create logon session. */
  stat = NtAllocateLocallyUniqueId (logon_id);
  if (!NT_SUCCESS (stat))
    {
      funcs->FreeLsaHeap (*tok);
      *tok = NULL;
      cyglsa_printf ("NtAllocateLocallyUniqueId status 0x%08lx\n", stat);
      return STATUS_INSUFFICIENT_RESOURCES;
    }
  stat = funcs->CreateLogonSession (logon_id);
  if (stat != STATUS_SUCCESS)
    {
      funcs->FreeLsaHeap (*tok);
      *tok = NULL;
      cyglsa_printf ("CreateLogonSession failed: 0x%08lx\n", stat);
      return stat;
    }

  cyglsa_printf ("BINGO!!!\n", stat);
  return STATUS_SUCCESS;
}

VOID NTAPI
LsaApLogonTerminated(PLUID LogonId)
{
}

NTSTATUS NTAPI
LsaApCallPackage (PLSA_CLIENT_REQUEST request, PVOID authinf,
		  PVOID client_auth_base, ULONG auth_len, PVOID *ret_buf,
		  PULONG ret_buf_len, PNTSTATUS ret_stat) 
{
  return STATUS_NOT_IMPLEMENTED;
}