VBoxGINA.cpp@ 86186

Last change on this file since 86186 was 82968, checked in by vboxsync, 5 years ago
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1	/* $Id: VBoxGINA.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
2	/** @file
3	* VBoxGINA -- Windows Logon DLL for VirtualBox
4	*/
5
6	/*
7	* Copyright (C) 2006-2020 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include <stdio.h>
19	#include <stdlib.h>
20	#include <iprt/win/windows.h>
21
22	#include <iprt/buildconfig.h>
23	#include <iprt/initterm.h>
24	#include <iprt/ldr.h>
25	#include <iprt/errcore.h>
26
27	#include <VBox/VBoxGuestLib.h>
28
29	#include "winwlx.h"
30	#include "VBoxGINA.h"
31	#include "Helper.h"
32	#include "Dialog.h"
33
34	/*
35	* Global variables.
36	*/
37
38	/** DLL instance handle. */
39	HINSTANCE hDllInstance;
40
41	/** Version of Winlogon. */
42	DWORD wlxVersion;
43
44	/** Handle to Winlogon service. */
45	HANDLE hGinaWlx;
46	/** Winlog function dispatch table. */
47	PWLX_DISPATCH_VERSION_1_1 pWlxFuncs;
48
49	/**
50	* Function pointers to MSGINA entry points.
51	*/
52	PGWLXNEGOTIATE GWlxNegotiate;
53	PGWLXINITIALIZE GWlxInitialize;
54	PGWLXDISPLAYSASNOTICE GWlxDisplaySASNotice;
55	PGWLXLOGGEDOUTSAS GWlxLoggedOutSAS;
56	PGWLXACTIVATEUSERSHELL GWlxActivateUserShell;
57	PGWLXLOGGEDONSAS GWlxLoggedOnSAS;
58	PGWLXDISPLAYLOCKEDNOTICE GWlxDisplayLockedNotice;
59	PGWLXWKSTALOCKEDSAS GWlxWkstaLockedSAS;
60	PGWLXISLOCKOK GWlxIsLockOk;
61	PGWLXISLOGOFFOK GWlxIsLogoffOk;
62	PGWLXLOGOFF GWlxLogoff;
63	PGWLXSHUTDOWN GWlxShutdown;
64	/* GINA 1.1. */
65	PGWLXSTARTAPPLICATION GWlxStartApplication;
66	PGWLXSCREENSAVERNOTIFY GWlxScreenSaverNotify;
67	/* GINA 1.3. */
68	PGWLXNETWORKPROVIDERLOAD GWlxNetworkProviderLoad;
69	PGWLXDISPLAYSTATUSMESSAGE GWlxDisplayStatusMessage;
70	PGWLXGETSTATUSMESSAGE GWlxGetStatusMessage;
71	PGWLXREMOVESTATUSMESSAGE GWlxRemoveStatusMessage;
72	/* GINA 1.4. */
73	PGWLXGETCONSOLESWITCHCREDENTIALS GWlxGetConsoleSwitchCredentials;
74	PGWLXRECONNECTNOTIFY GWlxReconnectNotify;
75	PGWLXDISCONNECTNOTIFY GWlxDisconnectNotify;
76
77
78	/**
79	* DLL entry point.
80	*/
81	BOOL WINAPI DllMain(HINSTANCE hInstance,
82	DWORD dwReason,
83	LPVOID pReserved)
84	{
85	RT_NOREF(pReserved);
86	switch (dwReason)
87	{
88	case DLL_PROCESS_ATTACH:
89	{
90	RTR3InitDll(RTR3INIT_FLAGS_UNOBTRUSIVE);
91	VbglR3Init();
92
93	VBoxGINALoadConfiguration();
94
95	VBoxGINAVerbose(0, "VBoxGINA: v%s r%s (%s %s) loaded\n",
96	RTBldCfgVersion(), RTBldCfgRevisionStr(),
97	__DATE__, __TIME__);
98
99	DisableThreadLibraryCalls(hInstance);
100	hDllInstance = hInstance;
101	break;
102	}
103
104	case DLL_PROCESS_DETACH:
105	{
106	VBoxGINAVerbose(0, "VBoxGINA: Unloaded\n");
107	VbglR3Term();
108	/// @todo RTR3Term();
109	break;
110	}
111
112	default:
113	break;
114	}
115	return TRUE;
116	}
117
118
119	BOOL WINAPI WlxNegotiate(DWORD dwWinlogonVersion,
120	DWORD *pdwDllVersion)
121	{
122	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: dwWinlogonVersion: %ld\n", dwWinlogonVersion);
123
124	/* Load the standard Microsoft GINA DLL. */
125	RTLDRMOD hLdrMod;
126	int rc = RTLdrLoadSystem("MSGINA.DLL", true /fNoUnload/, &hLdrMod);
127	if (RT_FAILURE(rc))
128	{
129	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed loading MSGINA! rc=%Rrc\n", rc);
130	return FALSE;
131	}
132
133	/*
134	* Now get the entry points of the MSGINA
135	*/
136	GWlxNegotiate = (PGWLXNEGOTIATE)RTLdrGetFunction(hLdrMod, "WlxNegotiate");
137	if (!GWlxNegotiate)
138	{
139	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxNegotiate\n");
140	return FALSE;
141	}
142	GWlxInitialize = (PGWLXINITIALIZE)RTLdrGetFunction(hLdrMod, "WlxInitialize");
143	if (!GWlxInitialize)
144	{
145	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxInitialize\n");
146	return FALSE;
147	}
148	GWlxDisplaySASNotice =
149	(PGWLXDISPLAYSASNOTICE)RTLdrGetFunction(hLdrMod, "WlxDisplaySASNotice");
150	if (!GWlxDisplaySASNotice)
151	{
152	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxDisplaySASNotice\n");
153	return FALSE;
154	}
155	GWlxLoggedOutSAS =
156	(PGWLXLOGGEDOUTSAS)RTLdrGetFunction(hLdrMod, "WlxLoggedOutSAS");
157	if (!GWlxLoggedOutSAS)
158	{
159	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxLoggedOutSAS\n");
160	return FALSE;
161	}
162	GWlxActivateUserShell =
163	(PGWLXACTIVATEUSERSHELL)RTLdrGetFunction(hLdrMod, "WlxActivateUserShell");
164	if (!GWlxActivateUserShell)
165	{
166	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxActivateUserShell\n");
167	return FALSE;
168	}
169	GWlxLoggedOnSAS =
170	(PGWLXLOGGEDONSAS)RTLdrGetFunction(hLdrMod, "WlxLoggedOnSAS");
171	if (!GWlxLoggedOnSAS)
172	{
173	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxLoggedOnSAS\n");
174	return FALSE;
175	}
176	GWlxDisplayLockedNotice =
177	(PGWLXDISPLAYLOCKEDNOTICE)RTLdrGetFunction(hLdrMod, "WlxDisplayLockedNotice");
178	if (!GWlxDisplayLockedNotice)
179	{
180	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxDisplayLockedNotice\n");
181	return FALSE;
182	}
183	GWlxIsLockOk = (PGWLXISLOCKOK)RTLdrGetFunction(hLdrMod, "WlxIsLockOk");
184	if (!GWlxIsLockOk)
185	{
186	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxIsLockOk\n");
187	return FALSE;
188	}
189	GWlxWkstaLockedSAS =
190	(PGWLXWKSTALOCKEDSAS)RTLdrGetFunction(hLdrMod, "WlxWkstaLockedSAS");
191	if (!GWlxWkstaLockedSAS)
192	{
193	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxWkstaLockedSAS\n");
194	return FALSE;
195	}
196	GWlxIsLogoffOk = (PGWLXISLOGOFFOK)RTLdrGetFunction(hLdrMod, "WlxIsLogoffOk");
197	if (!GWlxIsLogoffOk)
198	{
199	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxIsLogoffOk\n");
200	return FALSE;
201	}
202	GWlxLogoff = (PGWLXLOGOFF)RTLdrGetFunction(hLdrMod, "WlxLogoff");
203	if (!GWlxLogoff)
204	{
205	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxLogoff\n");
206	return FALSE;
207	}
208	GWlxShutdown = (PGWLXSHUTDOWN)RTLdrGetFunction(hLdrMod, "WlxShutdown");
209	if (!GWlxShutdown)
210	{
211	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: failed resolving WlxShutdown\n");
212	return FALSE;
213	}
214	/* GINA 1.1, optional */
215	GWlxStartApplication = (PGWLXSTARTAPPLICATION)RTLdrGetFunction(hLdrMod, "WlxStartApplication");
216	GWlxScreenSaverNotify = (PGWLXSCREENSAVERNOTIFY)RTLdrGetFunction(hLdrMod, "WlxScreenSaverNotify");
217	/* GINA 1.3, optional */
218	GWlxNetworkProviderLoad = (PGWLXNETWORKPROVIDERLOAD)RTLdrGetFunction(hLdrMod, "WlxNetworkProviderLoad");
219	GWlxDisplayStatusMessage = (PGWLXDISPLAYSTATUSMESSAGE)RTLdrGetFunction(hLdrMod, "WlxDisplayStatusMessage");
220	GWlxGetStatusMessage = (PGWLXGETSTATUSMESSAGE)RTLdrGetFunction(hLdrMod, "WlxGetStatusMessage");
221	GWlxRemoveStatusMessage = (PGWLXREMOVESTATUSMESSAGE)RTLdrGetFunction(hLdrMod, "WlxRemoveStatusMessage");
222	/* GINA 1.4, optional */
223	GWlxGetConsoleSwitchCredentials =
224	(PGWLXGETCONSOLESWITCHCREDENTIALS)RTLdrGetFunction(hLdrMod, "WlxGetConsoleSwitchCredentials");
225	GWlxReconnectNotify = (PGWLXRECONNECTNOTIFY)RTLdrGetFunction(hLdrMod, "WlxReconnectNotify");
226	GWlxDisconnectNotify = (PGWLXDISCONNECTNOTIFY)RTLdrGetFunction(hLdrMod, "WlxDisconnectNotify");
227	VBoxGINAVerbose(0, "VBoxGINA::WlxNegotiate: optional function pointers:\n"
228	" WlxStartApplication: %p\n"
229	" WlxScreenSaverNotify: %p\n"
230	" WlxNetworkProviderLoad: %p\n"
231	" WlxDisplayStatusMessage: %p\n"
232	" WlxGetStatusMessage: %p\n"
233	" WlxRemoveStatusMessage: %p\n"
234	" WlxGetConsoleSwitchCredentials: %p\n"
235	" WlxReconnectNotify: %p\n"
236	" WlxDisconnectNotify: %p\n",
237	GWlxStartApplication, GWlxScreenSaverNotify, GWlxNetworkProviderLoad,
238	GWlxDisplayStatusMessage, GWlxGetStatusMessage, GWlxRemoveStatusMessage,
239	GWlxGetConsoleSwitchCredentials, GWlxReconnectNotify, GWlxDisconnectNotify);
240
241	wlxVersion = dwWinlogonVersion;
242
243	/* Acknowledge interface version. */
244	if (pdwDllVersion)
245	*pdwDllVersion = dwWinlogonVersion;
246
247	return TRUE; /* We're ready to rumble! */
248	}
249
250
251	BOOL WINAPI WlxInitialize(LPWSTR lpWinsta, HANDLE hWlx, PVOID pvReserved,
252	PVOID pWinlogonFunctions, PVOID *pWlxContext)
253	{
254	VBoxGINAVerbose(0, "VBoxGINA::WlxInitialize\n");
255
256	/* Store Winlogon function table */
257	pWlxFuncs = (PWLX_DISPATCH_VERSION_1_1)pWinlogonFunctions;
258
259	/* Store handle to Winlogon service*/
260	hGinaWlx = hWlx;
261
262	VBoxGINAReportStatus(VBoxGuestFacilityStatus_Init);
263
264	/* Hook the dialogs */
265	hookDialogBoxes(pWlxFuncs, wlxVersion);
266
267	/* Forward call */
268	if (GWlxInitialize)
269	return GWlxInitialize(lpWinsta, hWlx, pvReserved, pWinlogonFunctions, pWlxContext);
270	return TRUE;
271	}
272
273
274	VOID WINAPI WlxDisplaySASNotice(PVOID pWlxContext)
275	{
276	VBoxGINAVerbose(0, "VBoxGINA::WlxDisplaySASNotice\n");
277
278	/* Check if there are credentials for us, if so simulate C-A-D */
279	int rc = VbglR3CredentialsQueryAvailability();
280	if (RT_SUCCESS(rc))
281	{
282	VBoxGINAVerbose(0, "VBoxGINA::WlxDisplaySASNotice: simulating C-A-D\n");
283	/* Wutomatic C-A-D */
284	pWlxFuncs->WlxSasNotify(hGinaWlx, WLX_SAS_TYPE_CTRL_ALT_DEL);
285	}
286	else
287	{
288	VBoxGINAVerbose(0, "VBoxGINA::WlxDisplaySASNotice: starting credentials poller\n");
289	/* start the credentials poller thread */
290	VBoxGINACredentialsPollerCreate();
291	/* Forward call to MSGINA. */
292	if (GWlxDisplaySASNotice)
293	GWlxDisplaySASNotice(pWlxContext);
294	}
295	}
296
297
298	int WINAPI WlxLoggedOutSAS(PVOID pWlxContext, DWORD dwSasType, PLUID pAuthenticationId,
299	PSID pLogonSid, PDWORD pdwOptions, PHANDLE phToken,
300	PWLX_MPR_NOTIFY_INFO pMprNotifyInfo, PVOID *pProfile)
301	{
302	VBoxGINAVerbose(0, "VBoxGINA::WlxLoggedOutSAS\n");
303
304	/* When performing a direct logon without C-A-D, our poller might not be running */
305	int rc = VbglR3CredentialsQueryAvailability();
306	if (RT_FAILURE(rc))
307	VBoxGINACredentialsPollerCreate();
308
309	if (GWlxLoggedOutSAS)
310	{
311	int iRet;
312	iRet = GWlxLoggedOutSAS(pWlxContext, dwSasType, pAuthenticationId, pLogonSid,
313	pdwOptions, phToken, pMprNotifyInfo, pProfile);
314
315	if (iRet == WLX_SAS_ACTION_LOGON)
316	{
317	//
318	// Copy pMprNotifyInfo and pLogonSid for later use
319	//
320
321	// pMprNotifyInfo->pszUserName
322	// pMprNotifyInfo->pszDomain
323	// pMprNotifyInfo->pszPassword
324	// pMprNotifyInfo->pszOldPassword
325	}
326
327	return iRet;
328	}
329
330	return WLX_SAS_ACTION_NONE;
331	}
332
333
334	/**
335	* WinLogon calls this function following a successful logon to request that the GINA activate the user's shell program.
336	*/
337	BOOL WINAPI WlxActivateUserShell(PVOID pWlxContext, PWSTR pszDesktopName,
338	PWSTR pszMprLogonScript, PVOID pEnvironment)
339	{
340	VBoxGINAVerbose(0, "VBoxGINA::WlxActivateUserShell\n");
341
342	/*
343	* Report status "terminated" to the host -- this means that a user
344	* got logged in (either manually or automatically using the provided credentials).
345	*/
346	VBoxGINAReportStatus(VBoxGuestFacilityStatus_Terminated);
347
348	/* Forward call to MSGINA. */
349	if (GWlxActivateUserShell)
350	return GWlxActivateUserShell(pWlxContext, pszDesktopName, pszMprLogonScript, pEnvironment);
351	return TRUE; /* Activate the user shell. */
352	}
353
354
355	int WINAPI WlxLoggedOnSAS(PVOID pWlxContext, DWORD dwSasType, PVOID pReserved)
356	{
357	VBoxGINAVerbose(0, "VBoxGINA::WlxLoggedOnSAS: dwSasType=%ld\n", dwSasType);
358
359	/*
360	* We don't want to do anything special here since the OS should behave
361	* as VBoxGINA wouldn't have been installed. So pass all calls down
362	* to the original MSGINA.
363	*/
364
365	/* Forward call to MSGINA. */
366	VBoxGINAVerbose(0, "VBoxGINA::WlxLoggedOnSAS: Forwarding call to MSGINA ...\n");
367	if (GWlxLoggedOnSAS)
368	return GWlxLoggedOnSAS(pWlxContext, dwSasType, pReserved);
369	return WLX_SAS_ACTION_NONE;
370	}
371
372	VOID WINAPI WlxDisplayLockedNotice(PVOID pWlxContext)
373	{
374	VBoxGINAVerbose(0, "VBoxGINA::WlxDisplayLockedNotice\n");
375
376	/* Check if there are credentials for us, if so simulate C-A-D */
377	int rc = VbglR3CredentialsQueryAvailability();
378	if (RT_SUCCESS(rc))
379	{
380	VBoxGINAVerbose(0, "VBoxGINA::WlxDisplayLockedNotice: simulating C-A-D\n");
381	/* Automatic C-A-D */
382	pWlxFuncs->WlxSasNotify(hGinaWlx, WLX_SAS_TYPE_CTRL_ALT_DEL);
383	}
384	else
385	{
386	VBoxGINAVerbose(0, "VBoxGINA::WlxDisplayLockedNotice: starting credentials poller\n");
387	/* start the credentials poller thread */
388	VBoxGINACredentialsPollerCreate();
389	/* Forward call to MSGINA. */
390	if (GWlxDisplayLockedNotice)
391	GWlxDisplayLockedNotice(pWlxContext);
392	}
393	}
394
395
396	/*
397	* Winlogon calls this function before it attempts to lock the workstation.
398	*/
399	BOOL WINAPI WlxIsLockOk(PVOID pWlxContext)
400	{
401	VBoxGINAVerbose(0, "VBoxGINA::WlxIsLockOk\n");
402
403	/* Forward call to MSGINA. */
404	if (GWlxIsLockOk)
405	return GWlxIsLockOk(pWlxContext);
406	return TRUE; /* Locking is OK. */
407	}
408
409
410	int WINAPI WlxWkstaLockedSAS(PVOID pWlxContext, DWORD dwSasType)
411	{
412	VBoxGINAVerbose(0, "VBoxGINA::WlxWkstaLockedSAS, dwSasType=%ld\n", dwSasType);
413
414	/* When performing a direct logon without C-A-D, our poller might not be running */
415	int rc = VbglR3CredentialsQueryAvailability();
416	if (RT_FAILURE(rc))
417	VBoxGINACredentialsPollerCreate();
418
419	/* Forward call to MSGINA. */
420	if (GWlxWkstaLockedSAS)
421	return GWlxWkstaLockedSAS(pWlxContext, dwSasType);
422	return WLX_SAS_ACTION_NONE;
423	}
424
425
426	BOOL WINAPI WlxIsLogoffOk(PVOID pWlxContext)
427	{
428	VBoxGINAVerbose(0, "VBoxGINA::WlxIsLogoffOk\n");
429
430	if (GWlxIsLogoffOk)
431	return GWlxIsLogoffOk(pWlxContext);
432	return TRUE; /* Log off is OK. */
433	}
434
435
436	/*
437	* Winlogon calls this function to notify the GINA of a logoff operation on this
438	* workstation. This allows the GINA to perform any logoff operations that may be required.
439	*/
440	VOID WINAPI WlxLogoff(PVOID pWlxContext)
441	{
442	VBoxGINAVerbose(0, "VBoxGINA::WlxLogoff\n");
443
444	/* No need to report the "active" status to the host here -- this will be done
445	* when VBoxGINA gets the chance to hook the dialogs (again). */
446
447	/* Forward call to MSGINA. */
448	if (GWlxLogoff)
449	GWlxLogoff(pWlxContext);
450	}
451
452
453	/*
454	* Winlogon calls this function just before shutting down.
455	* This allows the GINA to perform any necessary shutdown tasks.
456	* Will be called after WlxLogoff!
457	*/
458	VOID WINAPI WlxShutdown(PVOID pWlxContext, DWORD ShutdownType)
459	{
460	VBoxGINAVerbose(0, "VBoxGINA::WlxShutdown\n");
461
462	/*
463	* Report status "inactive" to the host -- this means the
464	* auto-logon feature won't be active anymore at this point
465	* (until it maybe gets loaded again after a reboot).
466	*/
467	VBoxGINAReportStatus(VBoxGuestFacilityStatus_Inactive);
468
469	/* Forward call to MSGINA. */
470	if (GWlxShutdown)
471	GWlxShutdown(pWlxContext, ShutdownType);
472	}
473
474
475	/*
476	* GINA 1.1 entry points
477	*/
478	BOOL WINAPI WlxScreenSaverNotify(PVOID pWlxContext, BOOL *pSecure)
479	{
480	RT_NOREF(pWlxContext);
481	VBoxGINAVerbose(0, "VBoxGINA::WlxScreenSaverNotify, pSecure=%d\n",
482	pSecure ? *pSecure : 0);
483
484	/* Report the status to "init" since the screensaver
485	* (Winlogon) does not give VBoxGINA yet the chance to hook into dialogs
486	* which only then in turn would set the status to "active" -- so
487	* at least set some status here. */
488	VBoxGINAReportStatus(VBoxGuestFacilityStatus_Init);
489
490	/* Note: Disabling the screensaver's grace period is necessary to get
491	* VBoxGINA loaded and set the status to "terminated" again properly
492	* after the logging-in handling was done. To do this:
493	* - on a non-domain machine, set:
494	* HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\ScreenSaverGracePeriod (REG_SZ)
495	* to "0"
496	* - on a machine joined a domain:
497	* use the group policy preferences and/or the registry key above,
498	* depending on the domain's policies.
499	*/
500
501	/* Indicate that the workstation should be locked. */
502	*pSecure = TRUE;
503
504	return TRUE; /* Screensaver should be activated. */
505	}
506
507
508	BOOL WINAPI WlxStartApplication(PVOID pWlxContext, PWSTR pszDesktopName,
509	PVOID pEnvironment, PWSTR pszCmdLine)
510	{
511	VBoxGINAVerbose(0, "VBoxGINA::WlxStartApplication: pWlxCtx=%p, pszDesktopName=%ls, pEnvironment=%p, pszCmdLine=%ls\n",
512	pWlxContext, pszDesktopName, pEnvironment, pszCmdLine);
513
514	/* Forward to MSGINA if present. */
515	if (GWlxStartApplication)
516	return GWlxStartApplication(pWlxContext, pszDesktopName, pEnvironment, pszCmdLine);
517	return FALSE;
518	}
519
520
521	/*
522	* GINA 1.3 entry points
523	*/
524	BOOL WINAPI WlxNetworkProviderLoad(PVOID pWlxContext, PWLX_MPR_NOTIFY_INFO pNprNotifyInfo)
525	{
526	VBoxGINAVerbose(0, "VBoxGINA::WlxNetworkProviderLoad\n");
527
528	/* Forward to MSGINA if present. */
529	if (GWlxNetworkProviderLoad)
530	return GWlxNetworkProviderLoad(pWlxContext, pNprNotifyInfo);
531	return FALSE;
532	}
533
534
535	BOOL WINAPI WlxDisplayStatusMessage(PVOID pWlxContext, HDESK hDesktop, DWORD dwOptions,
536	PWSTR pTitle, PWSTR pMessage)
537	{
538	VBoxGINAVerbose(0, "VBoxGINA::WlxDisplayStatusMessage\n");
539
540	/* Forward to MSGINA if present. */
541	if (GWlxDisplayStatusMessage)
542	return GWlxDisplayStatusMessage(pWlxContext, hDesktop, dwOptions, pTitle, pMessage);
543	return FALSE;
544	}
545
546
547	BOOL WINAPI WlxGetStatusMessage(PVOID pWlxContext, DWORD *pdwOptions,
548	PWSTR pMessage, DWORD dwBufferSize)
549	{
550	VBoxGINAVerbose(0, "VBoxGINA::WlxGetStatusMessage\n");
551
552	/* Forward to MSGINA if present. */
553	if (GWlxGetStatusMessage)
554	return GWlxGetStatusMessage(pWlxContext, pdwOptions, pMessage, dwBufferSize);
555	return FALSE;
556	}
557
558
559	BOOL WINAPI WlxRemoveStatusMessage(PVOID pWlxContext)
560	{
561	VBoxGINAVerbose(0, "VBoxGINA::WlxRemoveStatusMessage\n");
562
563	/* Forward to MSGINA if present. */
564	if (GWlxRemoveStatusMessage)
565	return GWlxRemoveStatusMessage(pWlxContext);
566	return FALSE;
567	}
568
569
570	/*
571	* GINA 1.4 entry points
572	*/
573	BOOL WINAPI WlxGetConsoleSwitchCredentials(PVOID pWlxContext,PVOID pCredInfo)
574	{
575	VBoxGINAVerbose(0, "VBoxGINA::WlxGetConsoleSwitchCredentials\n");
576
577	/* Forward call to MSGINA if present */
578	if (GWlxGetConsoleSwitchCredentials)
579	return GWlxGetConsoleSwitchCredentials(pWlxContext,pCredInfo);
580	return FALSE;
581	}
582
583
584	VOID WINAPI WlxReconnectNotify(PVOID pWlxContext)
585	{
586	VBoxGINAVerbose(0, "VBoxGINA::WlxReconnectNotify\n");
587
588	/* Forward to MSGINA if present. */
589	if (GWlxReconnectNotify)
590	GWlxReconnectNotify(pWlxContext);
591	}
592
593
594	VOID WINAPI WlxDisconnectNotify(PVOID pWlxContext)
595	{
596	VBoxGINAVerbose(0, "VBoxGINA::WlxDisconnectNotify\n");
597
598	/* Forward to MSGINA if present. */
599	if (GWlxDisconnectNotify)
600	GWlxDisconnectNotify(pWlxContext);
601	}
602
603
604	/*
605	* Windows Notification Package callbacks
606	*/
607	void WnpScreenSaverStop(PWLX_NOTIFICATION_INFO pInfo)
608	{
609	RT_NOREF(pInfo);
610	VBoxGINAVerbose(0, "VBoxGINA::WnpScreenSaverStop\n");
611
612	/*
613	* Because we set the status to "init" in WlxScreenSaverNotify when
614	* the screensaver becomes active we also have to take into account
615	* that in case the screensaver terminates (either within the grace
616	* period or because the lock screen appears) we have to set the
617	* status accordingly.
618	*/
619	VBoxGINAReportStatus(VBoxGuestFacilityStatus_Terminated);
620	}
621
622
623	DWORD WINAPI VBoxGINADebug(void)
624	{
625	#ifdef DEBUG
626	DWORD dwVersion;
627	BOOL fRes = WlxNegotiate(WLX_VERSION_1_4, &dwVersion);
628	if (!fRes)
629	return 1;
630
631	void* pWlxContext = NULL;
632	WLX_DISPATCH_VERSION_1_4 wlxDispatch;
633	ZeroMemory(&wlxDispatch, sizeof(WLX_DISPATCH_VERSION_1_4));
634
635	fRes = WlxInitialize(0, 0,
636	NULL /* Reserved */,
637	NULL /* Winlogon functions */,
638	&pWlxContext);
639	if (!fRes)
640	return 2;
641
642	WlxDisplaySASNotice(pWlxContext);
643
644	char szSID[MAX_PATH];
645	LUID luidAuth;
646	DWORD dwOpts;
647	WLX_MPR_NOTIFY_INFO wlxNotifyInfo;
648	void* pvProfile;
649	HANDLE hToken;
650	int iRes = WlxLoggedOutSAS(pWlxContext, WLX_SAS_TYPE_CTRL_ALT_DEL,
651	&luidAuth, szSID,
652	&dwOpts, &hToken, &wlxNotifyInfo, &pvProfile);
653	return iRes;
654	#else
655	return 0;
656	#endif
657	}
658

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source: vbox/trunk/src/VBox/Additions/WINNT/VBoxGINA/VBoxGINA.cpp@ 86186

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