VBoxProxyStub.c@ 78406

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1	/* $Id: VBoxProxyStub.c 76553 2019-01-01 01:45:53Z vboxsync $ */
2	/** @file
3	* VBoxProxyStub - Proxy Stub and Typelib, COM DLL exports and DLL init/term.
4	*
5	* @remarks This is a C file and not C++ because rpcproxy.h isn't C++ clean,
6	* at least not in SDK v7.1.
7	*/
8
9	/*
10	* Copyright (C) 2006-2019 Oracle Corporation
11	*
12	* This file is part of VirtualBox Open Source Edition (OSE), as
13	* available from http://www.virtualbox.org. This file is free software;
14	* you can redistribute it and/or modify it under the terms of the GNU
15	* General Public License (GPL) as published by the Free Software
16	* Foundation, in version 2 as it comes in the "COPYING" file of the
17	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
18	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
19	*/
20
21
22	/*********************************************************************************************************************************
23	* Header Files *
24	*********************************************************************************************************************************/
25	#define LOG_GROUP LOG_GROUP_MAIN
26	#define PROXY_DELEGATION /* see generated dlldata.c */
27	#include <iprt/nt/nt-and-windows.h>
28	#include <rpcproxy.h>
29	#include <iprt/win/shlwapi.h>
30	#include <stdio.h>
31
32	#include "VirtualBox.h"
33	#include <VBox/cdefs.h> /* for VBOX_STRICT */
34	#include <VBox/log.h>
35	#include <iprt/alloca.h>
36	#include <iprt/assert.h>
37	#include <iprt/ctype.h>
38	#include <iprt/initterm.h>
39	#include <iprt/path.h>
40	#include <iprt/string.h>
41	#include <iprt/uuid.h>
42	#include <iprt/utf16.h>
43
44
45	/*********************************************************************************************************************************
46	* Defined Constants And Macros *
47	*********************************************************************************************************************************/
48	#ifdef DEBUG_bird
49	# define VBSP_LOG_ENABLED
50	#endif
51
52	#ifdef VBSP_LOG_ENABLED
53	# define VBSP_LOG_VALUE_CHANGE(a) RTAssertMsg2 a
54	#else
55	# define VBSP_LOG_VALUE_CHANGE(a) do { } while (0)
56	#endif
57
58	#ifdef VBSP_LOG_ENABLED
59	# define VBSP_LOG_SET_VALUE(a) RTAssertMsg2 a
60	#else
61	# define VBSP_LOG_SET_VALUE(a) do { } while (0)
62	#endif
63
64	#ifdef VBSP_LOG_ENABLED
65	# define VBSP_LOG_NEW_KEY(a) RTAssertMsg2 a
66	#else
67	# define VBSP_LOG_NEW_KEY(a) do { } while (0)
68	#endif
69
70	#ifdef VBSP_LOG_ENABLED
71	# define VBSP_LOG_DEL_KEY(a) RTAssertMsg2 a
72	#else
73	# define VBSP_LOG_DEL_KEY(a) do { } while (0)
74	#endif
75
76	/**
77	* Selects the proxy stub DLL based on 32-on-64-bit and host OS version.
78	*
79	* The legacy DLL covers 64-bit pre Windows 7 versions of Windows. W2K3-amd64
80	* has trouble parsing the result when MIDL /target NT51 or higher. Vista and
81	* windows server 2008 seems to have trouble with newer IDL compilers.
82	*/
83	#if ARCH_BITS == 64 \|\| defined(VBOX_IN_32_ON_64_MAIN_API)
84	# define VBPS_PROXY_STUB_FILE(a_fIs32On64) ( (a_fIs32On64) ? "x86\\VBoxProxyStub-x86.dll" : VBPS_PROXY_STUB_FILE_SUB() )
85	#else
86	# define VBPS_PROXY_STUB_FILE(a_fIs32On64) VBPS_PROXY_STUB_FILE_SUB()
87	#endif
88	#define VBPS_PROXY_STUB_FILE_SUB() \
89	( RT_MAKE_U64(((PKUSER_SHARED_DATA)MM_SHARED_USER_DATA_VA)->NtMinorVersion, \
90	((PKUSER_SHARED_DATA)MM_SHARED_USER_DATA_VA)->NtMajorVersion) >= RT_MAKE_U64(1/Lo/,6/Hi/) \
91	? "VBoxProxyStub.dll" : "VBoxProxyStubLegacy.dll" )
92
93	/** For use with AssertLogRel except a_Expr1 from assertions but not LogRel. */
94	#ifdef RT_STRICT
95	# define VBPS_LOGREL_NO_ASSERT(a_Expr) (a_Expr)
96	#else
97	# define VBPS_LOGREL_NO_ASSERT(a_Expr) false
98	#endif
99
100
101	/*********************************************************************************************************************************
102	* Global Variables *
103	*********************************************************************************************************************************/
104	/** For NdrXxx. */
105	CStdPSFactoryBuffer g_ProxyStubFactory = /* see generated dlldata.c */
106	{
107	NULL,
108	0,
109	NULL,
110	0
111	};
112	/** Reference to VirtualBox_p.c structure. */
113	EXTERN_PROXY_FILE(VirtualBox) /* see generated dlldata.c */
114	/** For NdrXxx and for returning. */
115	static const ProxyFileInfo *g_apProxyFiles[] =
116	{
117	REFERENCE_PROXY_FILE(VirtualBox),
118	NULL /* terminator */
119	};
120	/** The class ID for this proxy stub factory (see Makefile). */
121	static const CLSID g_ProxyClsId = PROXY_CLSID_IS;
122	/** The instance handle of this DLL. For use in registration routines. */
123	static HINSTANCE g_hDllSelf;
124
125
126	/** Type library GUIDs to clean up manually.
127	* Must be upper case! */
128	static PCRTUTF16 const g_apwszTypeLibIds[] =
129	{
130	L"{46137EEC-703B-4FE5-AFD4-7C9BBBBA0259}",
131	L"{D7569351-1750-46F0-936E-BD127D5BC264}",
132	};
133
134	/** Type library version to clean up manually. */
135	static PCRTUTF16 const g_apwszTypelibVersions[] =
136	{
137	L"1.0",
138	L"1.3",
139	};
140
141	/** Proxy stub class IDs we wish to clean up manually.
142	* Must be upper case! */
143	static PCRTUTF16 const g_apwszProxyStubClsIds[] =
144	{
145	L"{0BB3B78C-1807-4249-5BA5-EA42D66AF0BF}",
146	L"{327E3C00-EE61-462F-AED3-0DFF6CBF9904}",
147	};
148
149
150	/**
151	* DLL main function.
152	*
153	* @returns TRUE (/ FALSE).
154	* @param hInstance The DLL handle.
155	* @param dwReason The rason for the call (DLL_XXX).
156	* @param lpReserved Reserved.
157	*/
158	BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved)
159	{
160	switch (dwReason)
161	{
162	case DLL_PROCESS_ATTACH:
163	/* Save the DLL handle so we can get the path to this DLL during
164	registration and updating. */
165	g_hDllSelf = hInstance;
166
167	/* We don't need callbacks for thread creation and destruction. */
168	DisableThreadLibraryCalls(hInstance);
169
170	/* Init IPRT. */
171	RTR3InitDll(RTR3INIT_FLAGS_UNOBTRUSIVE);
172	Log12(("VBoxProxyStub[%u]/DllMain: DLL_PROCESS_ATTACH\n", GetCurrentProcessId()));
173
174	#ifdef VBOX_STRICT
175	{
176	/*
177	* Check that no interface has more than 256 methods in the stub vtable.
178	*/
179	const ProxyFileInfo **ppProxyFile = &g_apProxyFiles[0];
180	const ProxyFileInfo *pProxyFile;
181	while ((pProxyFile = *ppProxyFile++) != NULL)
182	{
183	const PCInterfaceStubVtblList * const papStubVtbls = pProxyFile->pStubVtblList;
184	const char * const *papszNames = pProxyFile->pNamesArray;
185	unsigned iIf = pProxyFile->TableSize;
186	AssertStmt(iIf < 1024, iIf = 0);
187	Assert(pProxyFile->TableVersion == 2);
188
189	while (iIf-- > 0)
190	AssertMsg(papStubVtbls[iIf]->header.DispatchTableCount <= 256,
191	("%s: DispatchTableCount=%d\n", papszNames[iIf], papStubVtbls[iIf]->header.DispatchTableCount));
192	}
193	}
194	#endif
195	break;
196
197	case DLL_PROCESS_DETACH:
198	Log12(("VBoxProxyStub[%u]/DllMain: DLL_PROCESS_DETACH\n", GetCurrentProcessId()));
199	break;
200	}
201
202	NOREF(lpReserved);
203	return TRUE;
204	}
205
206
207	/**
208	* RPC entry point returning info about the proxy.
209	*/
210	void RPC_ENTRY GetProxyDllInfo(const ProxyFileInfo *ppapInfo, const CLSID ppClsid)
211	{
212	*ppapInfo = &g_apProxyFiles[0];
213	*ppClsid = &g_ProxyClsId;
214	Log12(("VBoxProxyStub[%u]/GetProxyDllInfo:\n", GetCurrentProcessId()));
215	}
216
217
218	/**
219	* Instantiate the proxy stub class object.
220	*
221	* @returns COM status code
222	* @param rclsid Reference to the ID of the call to instantiate (our
223	* g_ProxyClsId).
224	* @param riid The interface ID to return (IID_IPSFactoryBuffer).
225	* @param ppv Where to return the interface pointer on success.
226	*/
227	HRESULT STDAPICALLTYPE DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
228	{
229	HRESULT hrc;
230	Assert(memcmp(rclsid, &g_ProxyClsId, sizeof(g_ProxyClsId)) == 0);
231
232	hrc = NdrDllGetClassObject(rclsid, riid, ppv, /* see DLLGETCLASSOBJECTROUTINE in RpcProxy.h */
233	g_apProxyFiles, &g_ProxyClsId, &g_ProxyStubFactory);
234
235	/*
236	* This may fail if the IDL compiler generates code that is incompatible
237	* with older windows releases. Like for instance 64-bit W2K8 SP1 not
238	* liking the output of MIDL 7.00.0555 (from the v7.1 SDK), despite
239	* /target being set to NT51.
240	*/
241	AssertLogRelMsg(hrc == S_OK, ("%Rhrc\n", hrc));
242	Log12(("VBoxProxyStub[%u]/DllGetClassObject(%RTuuid, %RTuuid, %p): %#x + *ppv=%p\n",
243	GetCurrentProcessId(), rclsid, riid, ppv, hrc, ppv ? *ppv : NULL));
244	return hrc;
245	}
246
247
248	/**
249	* Checks whether the DLL can be unloaded or not.
250	*
251	* @returns S_OK if it can be unloaded, S_FALSE if not.
252	*/
253	HRESULT STDAPICALLTYPE DllCanUnloadNow(void)
254	{
255	HRESULT hrc = NdrDllCanUnloadNow(&g_ProxyStubFactory); /* see DLLCANUNLOADNOW in RpcProxy.h */
256	Log12(("VBoxProxyStub[%u]/DllCanUnloadNow: %Rhrc\n", GetCurrentProcessId(), hrc));
257	return hrc;
258	}
259
260
261
262	/**
263	* Release call that could be referenced by VirtualBox_p.c via
264	* CStdStubBuffer_METHODS.
265	*
266	* @returns New reference count.
267	* @param pThis Buffer to release.
268	*/
269	ULONG STDMETHODCALLTYPE CStdStubBuffer_Release(IRpcStubBuffer pThis) / see CSTDSTUBBUFFERRELEASE in RpcProxy.h */
270	{
271	ULONG cRefs = NdrCStdStubBuffer_Release(pThis, (IPSFactoryBuffer *)&g_ProxyStubFactory);
272	Log12(("VBoxProxyStub[%u]/CStdStubBuffer_Release: %p -> %#x\n", GetCurrentProcessId(), pThis, cRefs));
273	return cRefs;
274	}
275
276
277	/**
278	* Release call referenced by VirtualBox_p.c via
279	* CStdStubBuffer_DELEGATING_METHODS.
280	*
281	* @returns New reference count.
282	* @param pThis Buffer to release.
283	*/
284	ULONG WINAPI CStdStubBuffer2_Release(IRpcStubBuffer pThis) / see CSTDSTUBBUFFER2RELEASE in RpcProxy.h */
285	{
286	ULONG cRefs = NdrCStdStubBuffer2_Release(pThis, (IPSFactoryBuffer *)&g_ProxyStubFactory);
287	Log12(("VBoxProxyStub[%u]/CStdStubBuffer2_Release: %p -> %#x\n", GetCurrentProcessId(), pThis, cRefs));
288	return cRefs;
289	}
290
291
292	/**
293	* Pure virtual method implementation referenced by VirtualBox_p.c
294	*/
295	void __cdecl _purecall(void) /* see DLLDUMMYPURECALL in RpcProxy.h */
296	{
297	AssertFailed();
298	}
299
300
301	#ifdef VBSP_LOG_ENABLED
302	# include <iprt/asm.h>
303
304	/** For logging full key names. */
305	static PCRTUTF16 vbpsDebugKeyToWSZ(HKEY hKey)
306	{
307	static union
308	{
309	KEY_NAME_INFORMATION NameInfo;
310	WCHAR awchPadding[260];
311	} s_aBufs[4];
312	static uint32_t volatile iNext = 0;
313	uint32_t i = ASMAtomicIncU32(&iNext) % RT_ELEMENTS(s_aBufs);
314	ULONG cbRet = 0;
315	NTSTATUS rcNt;
316
317	memset(&s_aBufs[i], 0, sizeof(s_aBufs[i]));
318	rcNt = NtQueryKey(hKey, KeyNameInformation, &s_aBufs[i], sizeof(s_aBufs[i]) - sizeof(WCHAR), &cbRet);
319	if (!NT_SUCCESS(rcNt))
320	s_aBufs[i].NameInfo.NameLength = 0;
321	s_aBufs[i].NameInfo.Name[s_aBufs[i].NameInfo.NameLength] = '\0';
322	return s_aBufs[i].NameInfo.Name;
323	}
324	#endif
325
326	/**
327	* Registry modifier state.
328	*/
329	typedef struct VBPSREGSTATE
330	{
331	/** Where the classes and stuff are to be registered. */
332	HKEY hkeyClassesRootDst;
333	/** The handle to the CLSID key under hkeyClassesRootDst. */
334	HKEY hkeyClsidRootDst;
335	/** The handle to the Interface key under hkeyClassesRootDst. */
336	HKEY hkeyInterfaceRootDst;
337
338	/** Alternative locations where data needs to be deleted, but never updated. */
339	struct
340	{
341	/** The classes root key handle. */
342	HKEY hkeyClasses;
343	/** The classes/CLSID key handle. */
344	HKEY hkeyClsid;
345	/** The classes/Interface key handle. */
346	HKEY hkeyInterface;
347	} aAltDeletes[3];
348	/** Alternative delete locations. */
349	uint32_t cAltDeletes;
350
351	/** The current total result. */
352	LSTATUS rc;
353
354	/** KEY_WOW64_32KEY, KEY_WOW64_64KEY or 0 (for default). Allows doing all
355	* almost the work from one process (at least W7+ due to aliases). */
356	DWORD fSamWow;
357	/** Desired key access when only deleting. */
358	DWORD fSamDelete;
359	/** Desired key access when only doing updates. */
360	DWORD fSamUpdate;
361	/** Desired key access when both deleting and updating. */
362	DWORD fSamBoth;
363	/** Whether to delete registrations first. */
364	bool fDelete;
365	/** Whether to update registry value and keys. */
366	bool fUpdate;
367
368	} VBPSREGSTATE;
369
370
371	/**
372	* Initializes a registry modification job state.
373	*
374	* Always call vbpsRegTerm!
375	*
376	* @returns Windows error code (ERROR_SUCCESS on success).
377	* @param pState The state to init.
378	* @param hkeyRoot The registry root tree constant.
379	* @param pszSubRoot The path to the where the classes are registered,
380	* NULL if @a hkeyRoot.
381	* @param fDelete Whether to delete registrations first.
382	* @param fUpdate Whether to update registrations.
383	* @param fSamWow KEY_WOW64_32KEY or 0.
384	*/
385	static LSTATUS vbpsRegInit(VBPSREGSTATE pState, HKEY hkeyRoot, const char pszSubRoot, bool fDelete, bool fUpdate, DWORD fSamWow)
386	{
387	LSTATUS rc;
388	unsigned i = 0;
389
390	/*
391	* Initialize the whole structure first so we can safely call vbpsRegTerm on failure.
392	*/
393	pState->hkeyClassesRootDst = NULL;
394	pState->hkeyClsidRootDst = NULL;
395	pState->hkeyInterfaceRootDst = NULL;
396	for (i = 0; i < RT_ELEMENTS(pState->aAltDeletes); i++)
397	{
398	pState->aAltDeletes[i].hkeyClasses = NULL;
399	pState->aAltDeletes[i].hkeyClsid = NULL;
400	pState->aAltDeletes[i].hkeyInterface = NULL;
401	}
402	pState->cAltDeletes = 0;
403	pState->rc = ERROR_SUCCESS;
404	pState->fDelete = fDelete;
405	pState->fUpdate = fUpdate;
406	pState->fSamWow = fSamWow;
407	pState->fSamDelete = 0;
408	if (fDelete)
409	pState->fSamDelete = pState->fSamWow \| DELETE \| KEY_ENUMERATE_SUB_KEYS \| KEY_QUERY_VALUE
410	\| STANDARD_RIGHTS_READ \| STANDARD_RIGHTS_WRITE;
411	pState->fSamUpdate = 0;
412	if (fUpdate)
413	pState->fSamUpdate = pState->fSamWow \| KEY_ENUMERATE_SUB_KEYS \| KEY_QUERY_VALUE \| KEY_SET_VALUE \| KEY_CREATE_SUB_KEY
414	\| STANDARD_RIGHTS_READ \| STANDARD_RIGHTS_WRITE;
415	pState->fSamBoth = pState->fSamDelete \| pState->fSamUpdate;
416
417	/*
418	* Open the root keys.
419	*/
420	rc = RegOpenKeyExA(hkeyRoot, pszSubRoot, 0 /fOptions/, pState->fSamBoth, &pState->hkeyClassesRootDst);
421	if (rc == ERROR_SUCCESS)
422	{
423	rc = RegCreateKeyExW(pState->hkeyClassesRootDst, L"CLSID", 0 /Reserved/, NULL /pszClass/, 0 /fOptions/,
424	pState->fSamBoth, NULL /pSecAttr/, &pState->hkeyClsidRootDst, NULL /pdwDisposition/);
425	if (rc == ERROR_SUCCESS)
426	return ERROR_SUCCESS;
427
428	/* Ignore access denied errors as these may easily happen for
429	non-admin users. Just give up when this happens */
430	AssertLogRelMsgReturn(rc == ERROR_ACCESS_DENIED, ("%u\n", rc), pState->rc = rc);
431	}
432	else
433	AssertLogRelMsgReturn(rc == ERROR_ACCESS_DENIED, ("%u\n", rc), pState->rc = rc);
434	return pState->rc = rc;
435	}
436
437
438	/**
439	* Terminates the state, closing all open keys.
440	*
441	* @param pState The state to clean up.
442	*/
443	static void vbpsRegTerm(VBPSREGSTATE *pState)
444	{
445	LSTATUS rc;
446	if (pState->hkeyClassesRootDst)
447	{
448	rc = RegCloseKey(pState->hkeyClassesRootDst);
449	Assert(rc == ERROR_SUCCESS);
450	pState->hkeyClassesRootDst = NULL;
451	}
452	if (pState->hkeyClsidRootDst)
453	{
454	rc = RegCloseKey(pState->hkeyClsidRootDst);
455	Assert(rc == ERROR_SUCCESS);
456	pState->hkeyClsidRootDst = NULL;
457	}
458	if (pState->hkeyInterfaceRootDst)
459	{
460	rc = RegCloseKey(pState->hkeyInterfaceRootDst);
461	Assert(rc == ERROR_SUCCESS);
462	pState->hkeyInterfaceRootDst = NULL;
463	}
464
465	while (pState->cAltDeletes > 0 && pState->cAltDeletes <= RT_ELEMENTS(pState->aAltDeletes))
466	{
467	unsigned i = --pState->cAltDeletes;
468	if (pState->aAltDeletes[i].hkeyClasses)
469	{
470	rc = RegCloseKey(pState->aAltDeletes[i].hkeyClasses);
471	Assert(rc == ERROR_SUCCESS);
472	pState->aAltDeletes[i].hkeyClasses = NULL;
473	}
474	if (pState->aAltDeletes[i].hkeyClsid)
475	{
476	rc = RegCloseKey(pState->aAltDeletes[i].hkeyClsid);
477	Assert(rc == ERROR_SUCCESS);
478	pState->aAltDeletes[i].hkeyClsid = NULL;
479	}
480	if (pState->aAltDeletes[i].hkeyInterface)
481	{
482	rc = RegCloseKey(pState->aAltDeletes[i].hkeyInterface);
483	Assert(rc == ERROR_SUCCESS);
484	pState->aAltDeletes[i].hkeyInterface = NULL;
485	}
486	}
487	}
488
489
490	/**
491	* Add an alternative registry classes tree from which to remove keys.
492	*
493	* @returns ERROR_SUCCESS if we successfully opened the destination root, other
494	* wise windows error code (remebered).
495	* @param pState The registry modifier state.
496	* @param hkeyAltRoot The root of the alternate registry classes
497	* location.
498	* @param pszAltSubRoot The path to the 'classes' sub-key, or NULL if
499	* hkeyAltRoot is it.
500	*/
501	static LSTATUS vbpsRegAddAltDelete(VBPSREGSTATE pState, HKEY hkeyAltRoot, const char pszAltSubRoot)
502	{
503	unsigned i;
504	LSTATUS rc;
505
506	/* Ignore call if not in delete mode. */
507	if (!pState->fDelete)
508	return ERROR_SUCCESS;
509
510	/* Check that there is space in the state. */
511	i = pState->cAltDeletes;
512	AssertReturn(i < RT_ELEMENTS(pState->aAltDeletes), pState->rc = ERROR_TOO_MANY_NAMES);
513
514
515	/* Open the root. */
516	rc = RegOpenKeyExA(hkeyAltRoot, pszAltSubRoot, 0 /fOptions/, pState->fSamDelete,
517	&pState->aAltDeletes[i].hkeyClasses);
518	if (rc == ERROR_SUCCESS)
519	{
520	/* Try open the CLSID subkey, it's fine if it doesn't exists. */
521	rc = RegOpenKeyExW(pState->aAltDeletes[i].hkeyClasses, L"CLSID", 0 /fOptions/, pState->fSamDelete,
522	&pState->aAltDeletes[i].hkeyClsid);
523	if (rc == ERROR_SUCCESS \|\| rc == ERROR_FILE_NOT_FOUND)
524	{
525	if (rc == ERROR_FILE_NOT_FOUND)
526	pState->aAltDeletes[i].hkeyClsid = NULL;
527	pState->cAltDeletes = i + 1;
528	return ERROR_SUCCESS;
529	}
530	AssertLogRelMsgFailed(("%u\n", rc));
531	RegCloseKey(pState->aAltDeletes[i].hkeyClasses);
532	}
533	/* No need to add non-existing alternative roots, nothing to delete in the void. */
534	else if (rc == ERROR_FILE_NOT_FOUND)
535	rc = ERROR_SUCCESS;
536	else
537	{
538	AssertLogRelMsgFailed(("%u (%#x %s)\n", rc));
539	pState->rc = rc;
540	}
541
542	pState->aAltDeletes[i].hkeyClasses = NULL;
543	pState->aAltDeletes[i].hkeyClsid = NULL;
544	return rc;
545	}
546
547
548	/**
549	* Open the 'Interface' keys under the current classes roots.
550	*
551	* We don't do this during vbpsRegInit as it's only needed for updating.
552	*
553	* @returns ERROR_SUCCESS if we successfully opened the destination root, other
554	* wise windows error code (remebered).
555	* @param pState The registry modifier state.
556	*/
557	static LSTATUS vbpsRegOpenInterfaceKeys(VBPSREGSTATE *pState)
558	{
559	unsigned i;
560	LSTATUS rc;
561
562	/*
563	* Under the root destination.
564	*/
565	if (pState->hkeyInterfaceRootDst == NULL)
566	{
567	if (pState->fSamUpdate)
568	rc = RegCreateKeyExW(pState->hkeyClassesRootDst, L"Interface", 0 /Reserved/, NULL /pszClass/, 0 /fOptions/,
569	pState->fSamBoth, NULL /pSecAttr/, &pState->hkeyInterfaceRootDst, NULL /pdwDisposition/);
570	else
571	rc = RegOpenKeyExW(pState->hkeyClassesRootDst, L"Interface", 0 /fOptions/, pState->fSamBoth,
572	&pState->hkeyClsidRootDst);
573	AssertLogRelMsgReturnStmt(rc == ERROR_SUCCESS, ("%u\n", rc), pState->hkeyInterfaceRootDst = NULL, pState->rc = rc);
574	}
575
576	/*
577	* Under the alternative delete locations.
578	*/
579	i = pState->cAltDeletes;
580	while (i-- > 0)
581	if (pState->aAltDeletes[i].hkeyInterface == NULL)
582	{
583	rc = RegOpenKeyExW(pState->aAltDeletes[i].hkeyClasses, L"Interface", 0 /fOptions/, pState->fSamDelete,
584	&pState->aAltDeletes[i].hkeyInterface);
585	if (rc != ERROR_SUCCESS)
586	{
587	AssertMsgStmt(rc == ERROR_FILE_NOT_FOUND \|\| rc == ERROR_ACCESS_DENIED, ("%u\n", rc), pState->rc = rc);
588	pState->aAltDeletes[i].hkeyInterface = NULL;
589	}
590	}
591
592	return ERROR_SUCCESS;
593	}
594
595
596	/** The destination buffer size required by vbpsFormatUuidInCurly. */
597	#define CURLY_UUID_STR_BUF_SIZE 40
598
599	/**
600	* Formats a UUID to a string, inside curly braces.
601	*
602	* @returns @a pszString
603	* @param pszString Output buffer of size CURLY_UUID_STR_BUF_SIZE.
604	* @param pUuidIn The UUID to format.
605	*/
606	static const char vbpsFormatUuidInCurly(char pszString[CURLY_UUID_STR_BUF_SIZE], const CLSID pUuidIn)
607	{
608	static const char s_achDigits[17] = "0123456789abcdef";
609	PCRTUUID pUuid = (PCRTUUID)pUuidIn;
610	uint32_t u32TimeLow;
611	unsigned u;
612
613	pszString[ 0] = '{';
614	u32TimeLow = RT_H2LE_U32(pUuid->Gen.u32TimeLow);
615	pszString[ 1] = s_achDigits[(u32TimeLow >> 28)/& 0xf/];
616	pszString[ 2] = s_achDigits[(u32TimeLow >> 24) & 0xf];
617	pszString[ 3] = s_achDigits[(u32TimeLow >> 20) & 0xf];
618	pszString[ 4] = s_achDigits[(u32TimeLow >> 16) & 0xf];
619	pszString[ 5] = s_achDigits[(u32TimeLow >> 12) & 0xf];
620	pszString[ 6] = s_achDigits[(u32TimeLow >> 8) & 0xf];
621	pszString[ 7] = s_achDigits[(u32TimeLow >> 4) & 0xf];
622	pszString[ 8] = s_achDigits[(u32TimeLow/>>0/)& 0xf];
623	pszString[ 9] = '-';
624	u = RT_H2LE_U16(pUuid->Gen.u16TimeMid);
625	pszString[10] = s_achDigits[(u >> 12)/& 0xf/];
626	pszString[11] = s_achDigits[(u >> 8) & 0xf];
627	pszString[12] = s_achDigits[(u >> 4) & 0xf];
628	pszString[13] = s_achDigits[(u/>>0/)& 0xf];
629	pszString[14] = '-';
630	u = RT_H2LE_U16(pUuid->Gen.u16TimeHiAndVersion);
631	pszString[15] = s_achDigits[(u >> 12)/& 0xf/];
632	pszString[16] = s_achDigits[(u >> 8) & 0xf];
633	pszString[17] = s_achDigits[(u >> 4) & 0xf];
634	pszString[18] = s_achDigits[(u/>>0/)& 0xf];
635	pszString[19] = '-';
636	pszString[20] = s_achDigits[pUuid->Gen.u8ClockSeqHiAndReserved >> 4];
637	pszString[21] = s_achDigits[pUuid->Gen.u8ClockSeqHiAndReserved & 0xf];
638	pszString[22] = s_achDigits[pUuid->Gen.u8ClockSeqLow >> 4];
639	pszString[23] = s_achDigits[pUuid->Gen.u8ClockSeqLow & 0xf];
640	pszString[24] = '-';
641	pszString[25] = s_achDigits[pUuid->Gen.au8Node[0] >> 4];
642	pszString[26] = s_achDigits[pUuid->Gen.au8Node[0] & 0xf];
643	pszString[27] = s_achDigits[pUuid->Gen.au8Node[1] >> 4];
644	pszString[28] = s_achDigits[pUuid->Gen.au8Node[1] & 0xf];
645	pszString[29] = s_achDigits[pUuid->Gen.au8Node[2] >> 4];
646	pszString[30] = s_achDigits[pUuid->Gen.au8Node[2] & 0xf];
647	pszString[31] = s_achDigits[pUuid->Gen.au8Node[3] >> 4];
648	pszString[32] = s_achDigits[pUuid->Gen.au8Node[3] & 0xf];
649	pszString[33] = s_achDigits[pUuid->Gen.au8Node[4] >> 4];
650	pszString[34] = s_achDigits[pUuid->Gen.au8Node[4] & 0xf];
651	pszString[35] = s_achDigits[pUuid->Gen.au8Node[5] >> 4];
652	pszString[36] = s_achDigits[pUuid->Gen.au8Node[5] & 0xf];
653	pszString[37] = '}';
654	pszString[38] = '\0';
655
656	return pszString;
657
658	}
659
660
661	/**
662	* Sets a registry string value, wide char variant.
663	*
664	* @returns See RegSetValueExA (errors are remembered in the state).
665	* @param pState The registry modifier state.
666	* @param hkey The key to add the value to.
667	* @param pwszValueNm The value name. NULL for setting the default.
668	* @param pwszValue The value string.
669	* @param uLine The line we're called from.
670	*/
671	static LSTATUS vbpsSetRegValueWW(VBPSREGSTATE *pState, HKEY hkey, PCRTUTF16 pwszValueNm, PCRTUTF16 pwszValue, unsigned uLine)
672	{
673	DWORD const cbValue = (DWORD)((RTUtf16Len(pwszValue) + 1) * sizeof(RTUTF16));
674	LSTATUS rc;
675	Assert(pState->fUpdate);
676
677	/*
678	* If we're not deleting the key prior to updating, we're in gentle update
679	* mode where we will query if the existing value matches the incoming one.
680	*/
681	if (!pState->fDelete)
682	{
683	DWORD cbExistingData = cbValue + 128;
684	PRTUTF16 pwszExistingData = (PRTUTF16)alloca(cbExistingData);
685	DWORD dwExistingType;
686	rc = RegQueryValueExW(hkey, pwszValueNm, 0 /Reserved/, &dwExistingType, (BYTE *)pwszExistingData, &cbExistingData);
687	if (rc == ERROR_SUCCESS)
688	{
689	if ( dwExistingType == REG_SZ
690	&& cbExistingData == cbValue)
691	{
692	if (memcmp(pwszValue, pwszExistingData, cbValue) == 0)
693	return ERROR_SUCCESS;
694	}
695	VBSP_LOG_VALUE_CHANGE(("vbpsSetRegValueWW: Value difference: dwExistingType=%d cbExistingData=%#x cbValue=%#x\n"
696	" hkey=%#x %ls; value name=%ls\n"
697	"existing: %.Rhxs (%.ls)\n"
698	" new: %.*Rhxs (%ls)\n",
699	dwExistingType, cbExistingData, cbValue,
700	hkey, vbpsDebugKeyToWSZ(hkey), pwszValueNm ? pwszValueNm : L"(default)",
701	cbExistingData, pwszExistingData, cbExistingData / sizeof(RTUTF16), pwszExistingData,
702	cbValue, pwszValue, pwszValue));
703	}
704	else
705	Assert(rc == ERROR_FILE_NOT_FOUND \|\| rc == ERROR_MORE_DATA);
706	}
707
708	/*
709	* Set the value.
710	*/
711	rc = RegSetValueExW(hkey, pwszValueNm, 0 /Reserved/, REG_SZ, (const BYTE *)pwszValue, cbValue);
712	if (rc == ERROR_SUCCESS)
713	{
714	VBSP_LOG_SET_VALUE(("vbpsSetRegValueWW: %ls/%ls=%ls (at %d)\n",
715	vbpsDebugKeyToWSZ(hkey), pwszValueNm ? pwszValueNm : L"(Default)", pwszValue, uLine));
716	return ERROR_SUCCESS;
717	}
718
719	AssertLogRelMsg(VBPS_LOGREL_NO_ASSERT(rc == ERROR_ACCESS_DENIED),
720	("%d: '%ls'='%ls' -> %u\n", uLine, pwszValueNm, pwszValue, rc));
721	pState->rc = rc;
722	return rc;
723	}
724
725
726	/**
727	* Sets a registry string value.
728	*
729	* @returns See RegSetValueExA (errors are remembered in the state).
730	* @param pState The registry modifier state.
731	* @param hkey The key to add the value to.
732	* @param pszValueNm The value name. NULL for setting the default.
733	* @param pszValue The value string.
734	* @param uLine The line we're called from.
735	*/
736	static LSTATUS vbpsSetRegValueAA(VBPSREGSTATE pState, HKEY hkey, const char pszValueNm, const char *pszValue, unsigned uLine)
737	{
738	DWORD const cbValue = (DWORD)strlen(pszValue) + 1;
739	LSTATUS rc;
740	Assert(pState->fUpdate);
741
742	/*
743	* If we're not deleting the key prior to updating, we're in gentle update
744	* mode where we will query if the existing value matches the incoming one.
745	*/
746	if (!pState->fDelete)
747	{
748	DWORD cbExistingData = cbValue + 128;
749	char *pszExistingData = alloca(cbExistingData);
750	DWORD dwExistingType;
751	rc = RegQueryValueExA(hkey, pszValueNm, 0 /Reserved/, &dwExistingType, (PBYTE)pszExistingData, &cbExistingData);
752	if (rc == ERROR_SUCCESS)
753	{
754	if ( dwExistingType == REG_SZ
755	&& cbExistingData == cbValue)
756	{
757	if (memcmp(pszValue, pszExistingData, cbValue) == 0)
758	return ERROR_SUCCESS;
759	if (memicmp(pszValue, pszExistingData, cbValue) == 0)
760	return ERROR_SUCCESS;
761	}
762	VBSP_LOG_VALUE_CHANGE(("vbpsSetRegValueAA: Value difference: dwExistingType=%d cbExistingData=%#x cbValue=%#x\n"
763	" hkey=%#x %ls; value name=%s\n"
764	"existing: %.Rhxs (%.s)\n"
765	" new: %.*Rhxs (%s)\n",
766	dwExistingType, cbExistingData, cbValue,
767	hkey, vbpsDebugKeyToWSZ(hkey), pszValueNm ? pszValueNm : "(default)",
768	cbExistingData, pszExistingData, cbExistingData, pszExistingData,
769	cbValue, pszValue, pszValue));
770	}
771	else
772	Assert(rc == ERROR_FILE_NOT_FOUND \|\| rc == ERROR_MORE_DATA);
773	}
774
775	/*
776	* Set the value.
777	*/
778	rc = RegSetValueExA(hkey, pszValueNm, 0 /Reserved/, REG_SZ, (PBYTE)pszValue, cbValue);
779	if (rc == ERROR_SUCCESS)
780	{
781	VBSP_LOG_SET_VALUE(("vbpsSetRegValueAA: %ls/%s=%s (at %d)\n",
782	vbpsDebugKeyToWSZ(hkey), pszValueNm ? pszValueNm : "(Default)", pszValue, uLine));
783	return ERROR_SUCCESS;
784	}
785
786	AssertLogRelMsg(VBPS_LOGREL_NO_ASSERT(rc == ERROR_ACCESS_DENIED),
787	("%d: '%s'='%s' -> %u\n", uLine, pszValueNm, pszValue, rc));
788	pState->rc = rc;
789	return rc;
790	}
791
792
793	/**
794	* Closes a registry key.
795	*
796	* @returns See RegCloseKey (errors are remembered in the state).
797	* @param pState The registry modifier state.
798	* @param hkey The key to close.
799	* @param uLine The line we're called from.
800	*/
801	static LSTATUS vbpsCloseKey(VBPSREGSTATE *pState, HKEY hkey, unsigned uLine)
802	{
803	LSTATUS rc = RegCloseKey(hkey);
804	if (rc == ERROR_SUCCESS)
805	return ERROR_SUCCESS;
806
807	AssertLogRelMsgFailed(("%d: close key -> %u\n", uLine, rc));
808	pState->rc = rc;
809	return rc;
810	}
811
812
813	/**
814	* Creates a registry key.
815	*
816	* @returns See RegCreateKeyA and RegSetValueExA (errors are remembered in the
817	* state).
818	* @param pState The registry modifier state.
819	* @param hkeyParent The parent key.
820	* @param pszKey The new key under @a hkeyParent.
821	* @param phkey Where to return the handle to the new key.
822	* @param uLine The line we're called from.
823	*/
824	static LSTATUS vbpsCreateRegKeyA(VBPSREGSTATE pState, HKEY hkeyParent, const char pszKey, PHKEY phkey, unsigned uLine)
825	{
826	/*
827	* This will open if it exists and create if new, which is exactly what we want.
828	*/
829	HKEY hNewKey;
830	DWORD dwDisposition = 0;
831	LSTATUS rc = RegCreateKeyExA(hkeyParent, pszKey, 0 /Reserved/, NULL /pszClass/, 0 /fOptions/,
832	pState->fSamBoth, NULL /pSecAttr/, &hNewKey, &dwDisposition);
833	if (rc == ERROR_SUCCESS)
834	{
835	*phkey = hNewKey;
836	if (dwDisposition == REG_CREATED_NEW_KEY)
837	VBSP_LOG_NEW_KEY(("vbpsCreateRegKeyA: %ls/%s (at %d)\n", vbpsDebugKeyToWSZ(hkeyParent), pszKey, uLine));
838	}
839	else
840	{
841	AssertLogRelMsg(VBPS_LOGREL_NO_ASSERT(rc == ERROR_ACCESS_DENIED),
842	("%d: create key '%s' -> %u\n", uLine, pszKey, rc));
843	pState->rc = rc;
844	*phkey = NULL;
845	}
846	return rc;
847	}
848
849
850	/**
851	* Creates a registry key with a default string value.
852	*
853	* @returns See RegCreateKeyA and RegSetValueExA (errors are remembered in the
854	* state).
855	* @param pState The registry modifier state.
856	* @param hkeyParent The parent key.
857	* @param pszKey The new key under @a hkeyParent.
858	* @param pszValue The value string.
859	* @param uLine The line we're called from.
860	*/
861	static LSTATUS vbpsCreateRegKeyWithDefaultValueAA(VBPSREGSTATE pState, HKEY hkeyParent, const char pszKey,
862	const char *pszValue, unsigned uLine)
863	{
864	HKEY hNewKey;
865	LSTATUS rc = vbpsCreateRegKeyA(pState, hkeyParent, pszKey, &hNewKey, uLine);
866	if (rc == ERROR_SUCCESS)
867	{
868	rc = vbpsSetRegValueAA(pState, hNewKey, NULL /pszValueNm/, pszValue, uLine);
869	vbpsCloseKey(pState, hNewKey, uLine);
870	}
871	else
872	{
873	AssertLogRelMsg(VBPS_LOGREL_NO_ASSERT(rc == ERROR_ACCESS_DENIED),
874	("%d: create key '%s'(/Default='%s') -> %u\n", uLine, pszKey, pszValue, rc));
875	pState->rc = rc;
876	}
877	return rc;
878	}
879
880
881	/**
882	* Creates a registry key with a default wide string value.
883	*
884	* @returns See RegCreateKeyA and RegSetValueExA (errors are remembered in the
885	* state).
886	* @param pState The registry modifier state.
887	* @param hkeyParent The parent key.
888	* @param pszKey The new key under @a hkeyParent.
889	* @param pwszValue The value string.
890	* @param uLine The line we're called from.
891	*/
892	static LSTATUS vbpsCreateRegKeyWithDefaultValueAW(VBPSREGSTATE pState, HKEY hkeyParent, const char pszKey,
893	PCRTUTF16 pwszValue, unsigned uLine)
894	{
895	HKEY hNewKey;
896	LSTATUS rc = vbpsCreateRegKeyA(pState, hkeyParent, pszKey, &hNewKey, uLine);
897	if (rc == ERROR_SUCCESS)
898	{
899	rc = vbpsSetRegValueWW(pState, hNewKey, NULL /pwszValueNm/, pwszValue, uLine);
900	vbpsCloseKey(pState, hNewKey, uLine);
901	}
902	else
903	{
904	AssertLogRelMsg(VBPS_LOGREL_NO_ASSERT(rc == ERROR_ACCESS_DENIED),
905	("%d: create key '%s'(/Default='%ls') -> %u\n", uLine, pszKey, pwszValue, rc));
906	pState->rc = rc;
907	}
908	return rc;
909	}
910
911
912	/**
913	* Creates a registry key with a default string value, return the key.
914	*
915	* @returns See RegCreateKeyA and RegSetValueExA (errors are remembered in the
916	* state).
917	* @param pState The registry modifier state.
918	* @param hkeyParent The parent key.
919	* @param pszKey The new key under @a hkeyParent.
920	* @param pszValue The value string.
921	* @param phkey Where to return the handle to the new key.
922	* @param uLine The line we're called from.
923	*/
924	static LSTATUS vbpsCreateRegKeyWithDefaultValueAAEx(VBPSREGSTATE pState, HKEY hkeyParent, const char pszKey,
925	const char *pszValue, PHKEY phkey, unsigned uLine)
926	{
927	HKEY hNewKey;
928	LSTATUS rc = vbpsCreateRegKeyA(pState, hkeyParent, pszKey, &hNewKey, uLine);
929	if (rc == ERROR_SUCCESS)
930	{
931	rc = vbpsSetRegValueAA(pState, hNewKey, NULL /pszValueNm/, pszValue, uLine);
932	*phkey = hNewKey;
933	}
934	else
935	{
936	AssertLogRelMsg(VBPS_LOGREL_NO_ASSERT(rc == ERROR_ACCESS_DENIED),
937	("%d: create key '%s'(/Default='%s') -> %u\n", uLine, pszKey, pszValue, rc));
938	pState->rc = rc;
939	*phkey = NULL;
940	}
941	return rc;
942	}
943
944
945	/**
946	* Recursively deletes a registry key.
947	*
948	* @returns See SHDeleteKeyA (errors are remembered in the state).
949	* @param pState The registry modifier state.
950	* @param hkeyParent The parent key.
951	* @param pszKey The key under @a hkeyParent that should be
952	* deleted.
953	* @param uLine The line we're called from.
954	*/
955	static LSTATUS vbpsDeleteKeyRecursiveA(VBPSREGSTATE pState, HKEY hkeyParent, const char pszKey, unsigned uLine)
956	{
957	LSTATUS rc;
958
959	Assert(pState->fDelete);
960	Assert(pszKey);
961	AssertReturn(*pszKey != '\0', pState->rc = ERROR_INVALID_PARAMETER);
962
963	#ifdef VBSP_LOG_ENABLED
964	{
965	HKEY hkeyLog;
966	rc = RegOpenKeyExA(hkeyParent, pszKey, 0 /fOptions/, pState->fSamDelete, &hkeyLog);
967	if (rc != ERROR_FILE_NOT_FOUND)
968	VBSP_LOG_DEL_KEY(("vbpsDeleteKeyRecursiveA: %ls/%s (at %d)\n", vbpsDebugKeyToWSZ(hkeyParent), pszKey, uLine));
969	if (rc == ERROR_SUCCESS)
970	RegCloseKey(hkeyLog);
971	}
972	#endif
973
974	rc = SHDeleteKeyA(hkeyParent, pszKey);
975	if (rc == ERROR_SUCCESS \|\| rc == ERROR_FILE_NOT_FOUND)
976	return ERROR_SUCCESS;
977
978	AssertLogRelMsg(VBPS_LOGREL_NO_ASSERT(rc == ERROR_ACCESS_DENIED),
979	("%d: delete key '%s' -> %u\n", uLine, pszKey, rc));
980	pState->rc = rc;
981	return rc;
982	}
983
984
985	/**
986	* Recursively deletes a registry key, wide char version.
987	*
988	* @returns See SHDeleteKeyW (errors are remembered in the state).
989	* @param pState The registry modifier state.
990	* @param hkeyParent The parent key.
991	* @param pwszKey The key under @a hkeyParent that should be
992	* deleted.
993	* @param uLine The line we're called from.
994	*/
995	static LSTATUS vbpsDeleteKeyRecursiveW(VBPSREGSTATE *pState, HKEY hkeyParent, PCRTUTF16 pwszKey, unsigned uLine)
996	{
997	LSTATUS rc;
998
999	Assert(pState->fDelete);
1000	Assert(pwszKey);
1001	AssertReturn(*pwszKey != '\0', pState->rc = ERROR_INVALID_PARAMETER);
1002
1003	#ifdef VBSP_LOG_ENABLED
1004	{
1005	HKEY hkeyLog;
1006	rc = RegOpenKeyExW(hkeyParent, pwszKey, 0 /fOptions/, pState->fSamDelete, &hkeyLog);
1007	if (rc != ERROR_FILE_NOT_FOUND)
1008	VBSP_LOG_DEL_KEY(("vbpsDeleteKeyRecursiveW: %ls/%ls (at %d)\n", vbpsDebugKeyToWSZ(hkeyParent), pwszKey, uLine));
1009	if (rc == ERROR_SUCCESS)
1010	RegCloseKey(hkeyLog);
1011	}
1012	#endif
1013
1014	rc = SHDeleteKeyW(hkeyParent, pwszKey);
1015	if (rc == ERROR_SUCCESS \|\| rc == ERROR_FILE_NOT_FOUND)
1016	return ERROR_SUCCESS;
1017
1018	AssertLogRelMsg(VBPS_LOGREL_NO_ASSERT(rc == ERROR_ACCESS_DENIED),
1019	("%d: delete key '%ls' -> %u\n", uLine, pwszKey, rc));
1020	pState->rc = rc;
1021	return rc;
1022	}
1023
1024
1025	/**
1026	* Register an application id.
1027	*
1028	* @returns Windows error code (errors are rememberd in the state).
1029	* @param pState The registry modifier state.
1030	* @param pszModuleName The module name.
1031	* @param pszAppId The application UUID string.
1032	* @param pszDescription The description string.
1033	* @param pszServiceName The window service name if the application is a
1034	* service, otherwise this must be NULL.
1035	*/
1036	LSTATUS VbpsRegisterAppId(VBPSREGSTATE pState, const char pszModuleName, const char *pszAppId,
1037	const char pszDescription, const char pszServiceName)
1038	{
1039	LSTATUS rc;
1040	HKEY hkeyAppIds;
1041	Assert(*pszAppId == '{');
1042
1043	/*
1044	* Delete.
1045	*/
1046	if (pState->fDelete)
1047	{
1048	unsigned i = pState->cAltDeletes;
1049	while (i-- > 0)
1050	{
1051	rc = RegOpenKeyExW(pState->aAltDeletes[i].hkeyClasses, L"AppID", 0 /fOptions/, pState->fSamDelete, &hkeyAppIds);
1052	AssertLogRelMsgStmt(rc == ERROR_SUCCESS \|\| rc == ERROR_FILE_NOT_FOUND, ("%u\n", rc), pState->rc = rc);
1053	if (rc == ERROR_SUCCESS)
1054	{
1055	vbpsDeleteKeyRecursiveA(pState, hkeyAppIds, pszAppId, __LINE__);
1056	vbpsCloseKey(pState, hkeyAppIds, __LINE__);
1057	}
1058	}
1059	}
1060
1061	if (pState->fUpdate)
1062	{
1063	rc = RegCreateKeyExW(pState->hkeyClassesRootDst, L"AppID", 0 /Reserved/, NULL /pszClass/, 0 /fOptions/,
1064	pState->fSamBoth, NULL /pSecAttr/, &hkeyAppIds, NULL /pdwDisposition/);
1065	if (rc == ERROR_ACCESS_DENIED)
1066	return ERROR_SUCCESS;
1067	}
1068	else
1069	{
1070	rc = RegOpenKeyExW(pState->hkeyClassesRootDst, L"AppID", 0 /fOptions/, pState->fSamBoth, &hkeyAppIds);
1071	if (rc == ERROR_FILE_NOT_FOUND \|\| rc == ERROR_ACCESS_DENIED)
1072	return ERROR_SUCCESS;
1073	}
1074	AssertLogRelMsgReturn(rc == ERROR_SUCCESS, ("%u\n", rc), pState->rc = rc);
1075
1076	if (pState->fDelete)
1077	{
1078	vbpsDeleteKeyRecursiveA(pState, hkeyAppIds, pszAppId, __LINE__);
1079	vbpsDeleteKeyRecursiveA(pState, hkeyAppIds, pszModuleName, __LINE__);
1080	}
1081
1082	/*
1083	* Register / update.
1084	*/
1085	if (pState->fUpdate)
1086	{
1087	HKEY hkey;
1088	rc = vbpsCreateRegKeyA(pState, hkeyAppIds, pszAppId, &hkey, __LINE__);
1089	if (rc == ERROR_SUCCESS)
1090	{
1091	vbpsSetRegValueAA(pState, hkey, NULL /pszValueNm/, pszDescription, __LINE__);
1092	if (pszServiceName)
1093	vbpsSetRegValueAA(pState, hkey, "LocalService", pszServiceName, __LINE__);
1094	vbpsCloseKey(pState, hkey, __LINE__);
1095	}
1096
1097	rc = vbpsCreateRegKeyA(pState, hkeyAppIds, pszModuleName, &hkey, __LINE__);
1098	if (rc == ERROR_SUCCESS)
1099	{
1100	vbpsSetRegValueAA(pState, hkey, NULL /pszValueNm/, "", __LINE__);
1101	vbpsSetRegValueAA(pState, hkey, "AppID", pszAppId, __LINE__);
1102	vbpsCloseKey(pState, hkey, __LINE__);
1103	}
1104	}
1105
1106	vbpsCloseKey(pState, hkeyAppIds, __LINE__);
1107
1108	return pState->rc;
1109	}
1110
1111
1112	/**
1113	* Register an class name.
1114	*
1115	* @returns Windows error code (errors are rememberd in the state).
1116	* @param pState The registry modifier state.
1117	* @param pszClassName The name of the class.
1118	* @param pszDescription The description string
1119	* @param pClsId The UUID for the class.
1120	* @param pszCurVerSuffIfRootName This is the current version suffix to
1121	* append to @a pszClassName when
1122	* registering the version idependent name.
1123	*/
1124	LSTATUS VbpsRegisterClassName(VBPSREGSTATE pState, const char pszClassName, const char *pszDescription,
1125	const CLSID pClsId, const char pszCurVerSuffIfRootName)
1126	{
1127	LSTATUS rc;
1128
1129	/*
1130	* Delete.
1131	*/
1132	if (pState->fDelete)
1133	{
1134	unsigned i = pState->cAltDeletes;
1135	while (i-- > 0)
1136	vbpsDeleteKeyRecursiveA(pState, pState->aAltDeletes[i].hkeyClasses, pszClassName, __LINE__);
1137	vbpsDeleteKeyRecursiveA(pState, pState->hkeyClassesRootDst, pszClassName, __LINE__);
1138	}
1139
1140	/*
1141	* Update.
1142	*/
1143	if (pState->fUpdate)
1144	{
1145	/* pszClassName/Default = description. */
1146	HKEY hkeyClass;
1147	rc = vbpsCreateRegKeyWithDefaultValueAAEx(pState, pState->hkeyClassesRootDst, pszClassName, pszDescription,
1148	&hkeyClass, __LINE__);
1149	if (rc == ERROR_SUCCESS)
1150	{
1151	char szClsId[CURLY_UUID_STR_BUF_SIZE];
1152
1153	/* CLSID/Default = pClsId. */
1154	vbpsCreateRegKeyWithDefaultValueAA(pState, hkeyClass, "CLSID", vbpsFormatUuidInCurly(szClsId, pClsId), __LINE__);
1155
1156	/* CurVer/Default = pszClassName+Suffix. */
1157	if (pszCurVerSuffIfRootName != NULL)
1158	{
1159	char szCurClassNameVer[128];
1160	rc = RTStrCopy(szCurClassNameVer, sizeof(szCurClassNameVer), pszClassName);
1161	if (RT_SUCCESS(rc))
1162	rc = RTStrCat(szCurClassNameVer, sizeof(szCurClassNameVer), pszCurVerSuffIfRootName);
1163	AssertStmt(RT_SUCCESS(rc), pState->rc = rc = ERROR_INVALID_DATA);
1164	if (rc == ERROR_SUCCESS)
1165	vbpsCreateRegKeyWithDefaultValueAA(pState, hkeyClass, "CurVer", szCurClassNameVer, __LINE__);
1166	}
1167
1168	vbpsCloseKey(pState, hkeyClass, __LINE__);
1169	}
1170	}
1171
1172	return pState->rc;
1173	}
1174
1175
1176	/**
1177	* Registers a class ID.
1178	*
1179	* @returns Windows error code (errors are rememberd in the state).
1180	* @param pState The registry modifier state.
1181	* @param pClsId The UUID for the class.
1182	* @param pszDescription The description string.
1183	* @param pszAppId The application ID.
1184	* @param pszClassName The version idependent class name.
1185	* @param pszCurClassNameVerSuffix The suffix to add to @a pszClassName for
1186	* the current version.
1187	* @param pTypeLibId The UUID for the typelib this class
1188	* belongs to.
1189	* @param pszServerType The server type (InprocServer32 or
1190	* LocalServer32).
1191	* @param pwszVBoxDir The VirtualBox install directory
1192	* (unicode), trailing slash.
1193	* @param pszServerSubPath What to append to @a pwszVBoxDir to
1194	* construct the server module name.
1195	* @param pszThreadingModel The threading model for inproc servers,
1196	* NULL for local servers.
1197	*/
1198	LSTATUS VbpsRegisterClassId(VBPSREGSTATE pState, const CLSID pClsId, const char pszDescription, const char pszAppId,
1199	const char pszClassName, const char pszCurClassNameVerSuffix, const CLSID *pTypeLibId,
1200	const char pszServerType, PCRTUTF16 pwszVBoxDir, const char pszServerSubPath,
1201	const char *pszThreadingModel)
1202	{
1203	LSTATUS rc;
1204	char szClsId[CURLY_UUID_STR_BUF_SIZE];
1205	RT_NOREF(pszAppId);
1206
1207	Assert(!pszAppId \|\| *pszAppId == '{');
1208	Assert((pwszVBoxDir == NULL && !pState->fUpdate) \|\| pwszVBoxDir[RTUtf16Len(pwszVBoxDir) - 1] == '\\');
1209
1210	/*
1211	* We need this, whatever we end up having to do.
1212	*/
1213	vbpsFormatUuidInCurly(szClsId, pClsId);
1214
1215	/*
1216	* Delete.
1217	*/
1218	if (pState->fDelete)
1219	{
1220	unsigned i = pState->cAltDeletes;
1221	while (i-- > 0)
1222	if (pState->aAltDeletes[i].hkeyClsid != NULL)
1223	vbpsDeleteKeyRecursiveA(pState, pState->aAltDeletes[i].hkeyClsid, szClsId, __LINE__);
1224	vbpsDeleteKeyRecursiveA(pState, pState->hkeyClsidRootDst, szClsId, __LINE__);
1225	}
1226
1227	/*
1228	* Update.
1229	*/
1230	if (pState->fUpdate)
1231	{
1232	HKEY hkeyClass;
1233	rc = vbpsCreateRegKeyWithDefaultValueAAEx(pState, pState->hkeyClsidRootDst, szClsId, pszDescription,
1234	&hkeyClass, __LINE__);
1235	if (rc == ERROR_SUCCESS)
1236	{
1237	bool const fIsLocalServer32 = strcmp(pszServerType, "LocalServer32") == 0;
1238	HKEY hkeyServerType;
1239	char szCurClassNameVer[128];
1240
1241	/* pszServerType/Default = module. */
1242	rc = vbpsCreateRegKeyA(pState, hkeyClass, pszServerType, &hkeyServerType, __LINE__);
1243	if (rc == ERROR_SUCCESS)
1244	{
1245	RTUTF16 wszModule[MAX_PATH * 2];
1246	PRTUTF16 pwszCur = wszModule;
1247	if (fIsLocalServer32)
1248	*pwszCur++ = '"';
1249
1250	rc = RTUtf16Copy(pwszCur, MAX_PATH, pwszVBoxDir); AssertRC(rc);
1251	pwszCur += RTUtf16Len(pwszCur);
1252	rc = RTUtf16CopyAscii(pwszCur, MAX_PATH - 3, pszServerSubPath); AssertRC(rc);
1253	pwszCur += RTUtf16Len(pwszCur);
1254
1255	if (fIsLocalServer32)
1256	*pwszCur++ = '"';
1257	pwszCur++ = '\0'; / included, so ++. */
1258
1259	vbpsSetRegValueWW(pState, hkeyServerType, NULL /pszValueNm/, wszModule, __LINE__);
1260
1261	/* pszServerType/ThreadingModel = pszThreading Model. */
1262	if (pszThreadingModel)
1263	vbpsSetRegValueAA(pState, hkeyServerType, "ThreadingModel", pszThreadingModel, __LINE__);
1264
1265	vbpsCloseKey(pState, hkeyServerType, __LINE__);
1266	}
1267
1268	/* ProgId/Default = pszClassName + pszCurClassNameVerSuffix. */
1269	if (pszClassName)
1270	{
1271	rc = RTStrCopy(szCurClassNameVer, sizeof(szCurClassNameVer), pszClassName);
1272	if (RT_SUCCESS(rc))
1273	rc = RTStrCat(szCurClassNameVer, sizeof(szCurClassNameVer), pszCurClassNameVerSuffix);
1274	AssertStmt(RT_SUCCESS(rc), pState->rc = rc = ERROR_INVALID_DATA);
1275	if (rc == ERROR_SUCCESS)
1276	vbpsCreateRegKeyWithDefaultValueAA(pState, hkeyClass, "ProgId", szCurClassNameVer, __LINE__);
1277
1278	/* VersionIndependentProgID/Default = pszClassName. */
1279	vbpsCreateRegKeyWithDefaultValueAA(pState, hkeyClass, "VersionIndependentProgID", pszClassName, __LINE__);
1280	}
1281
1282	/* TypeLib/Default = pTypeLibId. */
1283	if (pTypeLibId)
1284	{
1285	char szTypeLibId[CURLY_UUID_STR_BUF_SIZE];
1286	vbpsCreateRegKeyWithDefaultValueAA(pState, hkeyClass, "TypeLib",
1287	vbpsFormatUuidInCurly(szTypeLibId, pTypeLibId), __LINE__);
1288	}
1289
1290	/* AppID = pszAppId */
1291	if (pszAppId && fIsLocalServer32)
1292	vbpsSetRegValueAA(pState, hkeyClass, "AppID", pszAppId, __LINE__);
1293
1294	vbpsCloseKey(pState, hkeyClass, __LINE__);
1295	}
1296	}
1297
1298	return pState->rc;
1299	}
1300
1301
1302	/**
1303	* Register modules and classes from the VirtualBox.xidl file.
1304	*
1305	* @returns COM status code.
1306	* @param pState
1307	* @param pwszVBoxDir The VirtualBox application directory.
1308	* @param fIs32On64 Set if this is the 32-bit on 64-bit component.
1309	*
1310	* @todo convert to XSLT.
1311	*/
1312	void RegisterXidlModulesAndClassesGenerated(VBPSREGSTATE *pState, PCRTUTF16 pwszVBoxDir, bool fIs32On64)
1313	{
1314	const char *pszAppId = "{819B4D85-9CEE-493C-B6FC-64FFE759B3C9}";
1315	const char *pszInprocDll = !fIs32On64 ? "VBoxC.dll" : "x86\\VBoxClient-x86.dll";
1316	const char *pszLocalServer = "VBoxSVC.exe";
1317	#ifdef VBOX_WITH_SDS
1318	const char *pszSdsAppId = "{EC0E78E8-FA43-43E8-AC0A-02C784C4A4FA}";
1319	const char *pszSdsExe = "VBoxSDS.exe";
1320	const char *pszSdsServiceName = "VBoxSDS";
1321	#endif
1322
1323	/* VBoxSVC */
1324	VbpsRegisterAppId(pState, pszLocalServer, pszAppId, "VirtualBox Application", NULL);
1325	VbpsRegisterClassName(pState, "VirtualBox.VirtualBox.1", "VirtualBox Class", &CLSID_VirtualBox, NULL);
1326	VbpsRegisterClassName(pState, "VirtualBox.VirtualBox", "VirtualBox Class", &CLSID_VirtualBox, ".1");
1327	VbpsRegisterClassId(pState, &CLSID_VirtualBox, "VirtualBox Class", pszAppId, "VirtualBox.VirtualBox", ".1",
1328	&LIBID_VirtualBox, "LocalServer32", pwszVBoxDir, pszLocalServer, NULL /N/A/);
1329	/* VBoxC */
1330	VbpsRegisterClassName(pState, "VirtualBox.Session.1", "Session Class", &CLSID_Session, NULL);
1331	VbpsRegisterClassName(pState, "VirtualBox.Session", "Session Class", &CLSID_Session, ".1");
1332	VbpsRegisterClassId(pState, &CLSID_Session, "Session Class", pszAppId, "VirtualBox.Session", ".1",
1333	&LIBID_VirtualBox, "InprocServer32", pwszVBoxDir, pszInprocDll, "Free");
1334
1335	VbpsRegisterClassName(pState, "VirtualBox.VirtualBoxClient.1", "VirtualBoxClient Class", &CLSID_VirtualBoxClient, NULL);
1336	VbpsRegisterClassName(pState, "VirtualBox.VirtualBoxClient", "VirtualBoxClient Class", &CLSID_VirtualBoxClient, ".1");
1337	VbpsRegisterClassId(pState, &CLSID_VirtualBoxClient, "VirtualBoxClient Class", pszAppId,
1338	"VirtualBox.VirtualBoxClient", ".1",
1339	&LIBID_VirtualBox, "InprocServer32", pwszVBoxDir, pszInprocDll, "Free");
1340
1341	#ifdef VBOX_WITH_SDS
1342	/* VBoxSDS */
1343	VbpsRegisterAppId(pState, pszSdsExe, pszSdsAppId, "VirtualBox System Service", pszSdsServiceName);
1344	VbpsRegisterClassName(pState, "VirtualBox.VirtualBoxSDS.1", "VirtualBoxSDS Class", &CLSID_VirtualBoxSDS, NULL);
1345	VbpsRegisterClassName(pState, "VirtualBox.VirtualBoxSDS", "VirtualBoxSDS Class", &CLSID_VirtualBoxSDS, ".1");
1346	VbpsRegisterClassId(pState, &CLSID_VirtualBoxSDS, "VirtualBoxSDS Class", pszSdsAppId, "VirtualBox.VirtualBoxSDS", ".1",
1347	&LIBID_VirtualBox, "LocalServer32", pwszVBoxDir, pszSdsExe, NULL /N/A/);
1348	#endif
1349	}
1350
1351
1352	/**
1353	* Updates the VBox type lib registration.
1354	*
1355	* This is only used when updating COM registrations during com::Initialize.
1356	* For normal registration and unregistrations we use the RegisterTypeLib and
1357	* UnRegisterTypeLib APIs.
1358	*
1359	* @param pState The registry modifier state.
1360	* @param pwszVBoxDir The VirtualBox install directory (unicode),
1361	* trailing slash.
1362	* @param fIs32On64 Set if we're registering the 32-bit proxy stub
1363	* on a 64-bit system.
1364	*/
1365	static void vbpsUpdateTypeLibRegistration(VBPSREGSTATE *pState, PCRTUTF16 pwszVBoxDir, bool fIs32On64)
1366	{
1367	const char * const pszTypeLibDll = VBPS_PROXY_STUB_FILE(fIs32On64);
1368	#if ARCH_BITS == 32 && !defined(VBOX_IN_32_ON_64_MAIN_API)
1369	const char * const pszWinXx = "win32";
1370	#else
1371	const char * const pszWinXx = !fIs32On64 ? "win64" : "win32";
1372	#endif
1373	const char * const pszDescription = "VirtualBox Type Library";
1374
1375	char szTypeLibId[CURLY_UUID_STR_BUF_SIZE];
1376	HKEY hkeyTypeLibs;
1377	HKEY hkeyTypeLibId;
1378	LSTATUS rc;
1379	RT_NOREF(fIs32On64);
1380
1381	Assert(pState->fUpdate && !pState->fDelete);
1382
1383	/*
1384	* Type library registration (w/o interfaces).
1385	*/
1386
1387	/* Open Classes/TypeLib/. */
1388	rc = vbpsCreateRegKeyA(pState, pState->hkeyClassesRootDst, "TypeLib", &hkeyTypeLibs, __LINE__);
1389	if (rc != ERROR_SUCCESS)
1390	return;
1391
1392	/* Create TypeLib/{UUID}. */
1393	rc = vbpsCreateRegKeyA(pState, hkeyTypeLibs, vbpsFormatUuidInCurly(szTypeLibId, &LIBID_VirtualBox), &hkeyTypeLibId, __LINE__);
1394	if (rc == ERROR_SUCCESS)
1395	{
1396	/* {UUID}/Major.Minor/Default = pszDescription. */
1397	HKEY hkeyMajMin;
1398	char szMajMin[64];
1399	sprintf(szMajMin, "%u.%u", kTypeLibraryMajorVersion, kTypeLibraryMinorVersion);
1400	rc = vbpsCreateRegKeyWithDefaultValueAAEx(pState, hkeyTypeLibId, szMajMin, pszDescription, &hkeyMajMin, __LINE__);
1401	if (rc == ERROR_SUCCESS)
1402	{
1403	RTUTF16 wszBuf[MAX_PATH * 2];
1404
1405	/* {UUID}/Major.Minor/0. */
1406	HKEY hkey0;
1407	rc = vbpsCreateRegKeyA(pState, hkeyMajMin, "0", &hkey0, __LINE__);
1408	if (rc == ERROR_SUCCESS)
1409	{
1410	/* {UUID}/Major.Minor/0/winXX/Default = VBoxProxyStub. */
1411	rc = RTUtf16Copy(wszBuf, MAX_PATH, pwszVBoxDir); AssertRC(rc);
1412	rc = RTUtf16CatAscii(wszBuf, MAX_PATH * 2, pszTypeLibDll); AssertRC(rc);
1413
1414	vbpsCreateRegKeyWithDefaultValueAW(pState, hkey0, pszWinXx, wszBuf, __LINE__);
1415	vbpsCloseKey(pState, hkey0, __LINE__);
1416	}
1417
1418	/* {UUID}/Major.Minor/FLAGS */
1419	vbpsCreateRegKeyWithDefaultValueAA(pState, hkeyMajMin, "FLAGS", "0", __LINE__);
1420
1421	/* {UUID}/Major.Minor/HELPDIR */
1422	rc = RTUtf16Copy(wszBuf, MAX_PATH, pwszVBoxDir); AssertRC(rc);
1423	#if 0 /* MSI: trailing slash; regsvr32/comregister: strip unnecessary trailing slash. Go with MSI to avoid user issues. */
1424	{
1425	size_t off = RTUtf16Len(wszBuf);
1426	while (off > 2 && wszBuf[off - 2] != ':' && RTPATH_IS_SLASH(wszBuf[off - 1]))
1427	off--;
1428	wszBuf[off] = '\0';
1429	}
1430	#endif
1431	vbpsCreateRegKeyWithDefaultValueAW(pState, hkeyMajMin, "HELPDIR", wszBuf, __LINE__);
1432
1433	vbpsCloseKey(pState, hkeyMajMin, __LINE__);
1434	}
1435	vbpsCloseKey(pState, hkeyTypeLibId, __LINE__);
1436	}
1437	vbpsCloseKey(pState, hkeyTypeLibs, __LINE__);
1438	}
1439
1440
1441	/**
1442	* Update the VBox proxy stub registration.
1443	*
1444	* This is only used when updating COM registrations during com::Initialize.
1445	* For normal registration and unregistrations we use the NdrDllRegisterProxy
1446	* and NdrDllUnregisterProxy.
1447	*
1448	* @param pState The registry modifier state.
1449	* @param pwszVBoxDir The VirtualBox install directory (unicode),
1450	* trailing slash.
1451	* @param fIs32On64 Set if we're registering the 32-bit proxy stub
1452	* on a 64-bit system.
1453	*/
1454	static void vbpsUpdateProxyStubRegistration(VBPSREGSTATE *pState, PCRTUTF16 pwszVBoxDir, bool fIs32On64)
1455	{
1456	/*
1457	* Register the proxy stub factory class ID.
1458	* It's simple compared to the VBox classes, thus all the NULL parameters.
1459	*/
1460	const char *pszPsDll = VBPS_PROXY_STUB_FILE(fIs32On64);
1461	RT_NOREF(fIs32On64);
1462	Assert(pState->fUpdate && !pState->fDelete);
1463	VbpsRegisterClassId(pState, &g_ProxyClsId, "PSFactoryBuffer", NULL /pszAppId/,
1464	NULL /pszClassName/, NULL /pszCurClassNameVerSuffix/, NULL /pTypeLibId/,
1465	"InprocServer32", pwszVBoxDir, pszPsDll, "Both");
1466	}
1467
1468
1469	/**
1470	* Updates the VBox interface registrations.
1471	*
1472	* This is only used when updating COM registrations during com::Initialize.
1473	* For normal registration and unregistrations we use the NdrDllRegisterProxy
1474	* and NdrDllUnregisterProxy.
1475	*
1476	* @param pState The registry modifier state.
1477	*/
1478	static void vbpsUpdateInterfaceRegistrations(VBPSREGSTATE *pState)
1479	{
1480	const ProxyFileInfo **ppProxyFile = &g_apProxyFiles[0];
1481	const ProxyFileInfo *pProxyFile;
1482	LSTATUS rc;
1483	char szProxyClsId[CURLY_UUID_STR_BUF_SIZE];
1484	char szTypeLibId[CURLY_UUID_STR_BUF_SIZE];
1485	char szTypeLibVersion[64];
1486
1487	vbpsFormatUuidInCurly(szProxyClsId, &g_ProxyClsId);
1488	vbpsFormatUuidInCurly(szTypeLibId, &LIBID_VirtualBox);
1489	sprintf(szTypeLibVersion, "%u.%u", kTypeLibraryMajorVersion, kTypeLibraryMinorVersion);
1490
1491	Assert(pState->fUpdate && !pState->fDelete);
1492	rc = vbpsRegOpenInterfaceKeys(pState);
1493	if (rc != ERROR_SUCCESS)
1494	return;
1495
1496	/*
1497	* We walk the proxy file list (even if we only have one).
1498	*/
1499	while ((pProxyFile = *ppProxyFile++) != NULL)
1500	{
1501	const PCInterfaceStubVtblList * const papStubVtbls = pProxyFile->pStubVtblList;
1502	const char * const *papszNames = pProxyFile->pNamesArray;
1503	unsigned iIf = pProxyFile->TableSize;
1504	AssertStmt(iIf < 1024, iIf = 0);
1505	Assert(pProxyFile->TableVersion == 2);
1506
1507	/*
1508	* Walk the interfaces in that file, picking data from the various tables.
1509	*/
1510	while (iIf-- > 0)
1511	{
1512	char szIfId[CURLY_UUID_STR_BUF_SIZE];
1513	const char * const pszIfNm = papszNames[iIf];
1514	size_t const cchIfNm = RT_VALID_PTR(pszIfNm) ? strlen(pszIfNm) : 0;
1515	char szMethods[32];
1516	uint32_t const cMethods = papStubVtbls[iIf]->header.DispatchTableCount;
1517	HKEY hkeyIfId;
1518
1519	AssertReturnVoidStmt(cchIfNm >= 3 && cchIfNm <= 72, pState->rc = ERROR_INVALID_DATA);
1520
1521	AssertReturnVoidStmt(cMethods >= 3 && cMethods < 1024, pState->rc = ERROR_INVALID_DATA);
1522	sprintf(szMethods, "%u", cMethods);
1523
1524	rc = vbpsCreateRegKeyWithDefaultValueAAEx(pState, pState->hkeyInterfaceRootDst,
1525	vbpsFormatUuidInCurly(szIfId, papStubVtbls[iIf]->header.piid),
1526	pszIfNm, &hkeyIfId, __LINE__);
1527	if (rc == ERROR_SUCCESS)
1528	{
1529	HKEY hkeyTypeLib;
1530	vbpsCreateRegKeyWithDefaultValueAA(pState, hkeyIfId, "ProxyStubClsid32", szProxyClsId, __LINE__);
1531	vbpsCreateRegKeyWithDefaultValueAA(pState, hkeyIfId, "NumMethods", szMethods, __LINE__);
1532
1533	/* The MSI seems to still be putting TypeLib keys here. So, let's do that too. */
1534	rc = vbpsCreateRegKeyWithDefaultValueAAEx(pState, hkeyIfId, "TypeLib", szTypeLibId, &hkeyTypeLib, __LINE__);
1535	if (rc == ERROR_SUCCESS)
1536	{
1537	vbpsSetRegValueAA(pState, hkeyTypeLib, "Version", szTypeLibVersion, __LINE__);
1538	vbpsCloseKey(pState, hkeyTypeLib, __LINE__);
1539	}
1540
1541	vbpsCloseKey(pState, hkeyIfId, __LINE__);
1542	}
1543	}
1544	}
1545	}
1546
1547
1548	static bool vbpsIsUpToDate(VBPSREGSTATE *pState)
1549	{
1550	/** @todo read some registry key and */
1551	NOREF(pState);
1552	return false;
1553	}
1554
1555	static bool vbpsMarkUpToDate(VBPSREGSTATE *pState)
1556	{
1557	/** @todo write the key vbpsIsUpToDate uses, if pState indicates success. */
1558	NOREF(pState);
1559	return false;
1560	}
1561
1562
1563
1564	/**
1565	* Strips the stub dll name and any x86 subdir off the full DLL path to get a
1566	* path to the VirtualBox application directory.
1567	*
1568	* @param pwszDllPath The path to strip, returns will end with a slash.
1569	*/
1570	static void vbpsDllPathToVBoxDir(PRTUTF16 pwszDllPath)
1571	{
1572	RTUTF16 wc;
1573	size_t off = RTUtf16Len(pwszDllPath);
1574	while ( off > 0
1575	&& ( (wc = pwszDllPath[off - 1]) >= 127U
1576	\|\| !RTPATH_IS_SEP((unsigned char)wc)))
1577	off--;
1578
1579	#ifdef VBOX_IN_32_ON_64_MAIN_API
1580	/*
1581	* The -x86 variant is in a x86 subdirectory, drop it.
1582	*/
1583	while ( off > 0
1584	&& ( (wc = pwszDllPath[off - 1]) < 127U
1585	&& RTPATH_IS_SEP((unsigned char)wc)))
1586	off--;
1587	while ( off > 0
1588	&& ( (wc = pwszDllPath[off - 1]) >= 127U
1589	\|\| !RTPATH_IS_SEP((unsigned char)wc)))
1590	off--;
1591	#endif
1592	pwszDllPath[off] = '\0';
1593	}
1594
1595
1596	/**
1597	* Wrapper around RegisterXidlModulesAndClassesGenerated for the convenience of
1598	* the standard registration entry points.
1599	*
1600	* @returns COM status code.
1601	* @param pwszVBoxDir The VirtualBox install directory (unicode),
1602	* trailing slash.
1603	* @param fDelete Whether to delete registration keys and values.
1604	* @param fUpdate Whether to update registration keys and values.
1605	*/
1606	HRESULT RegisterXidlModulesAndClasses(PRTUTF16 pwszVBoxDir, bool fDelete, bool fUpdate)
1607	{
1608	#ifdef VBOX_IN_32_ON_64_MAIN_API
1609	bool const fIs32On64 = true;
1610	#else
1611	bool const fIs32On64 = false;
1612	#endif
1613	VBPSREGSTATE State;
1614	LSTATUS rc;
1615
1616	/*
1617	* Do registration for the current execution mode of the DLL.
1618	*/
1619	rc = vbpsRegInit(&State, HKEY_CLASSES_ROOT, NULL /* Alt: HKEY_LOCAL_MACHINE, "Software\\Classes", */, fDelete, fUpdate, 0);
1620	if (rc == ERROR_SUCCESS)
1621	{
1622	if (!fUpdate)
1623	{
1624	/* When only unregistering, really purge everything twice or trice. :-) */
1625	vbpsRegAddAltDelete(&State, HKEY_LOCAL_MACHINE, "Software\\Classes");
1626	vbpsRegAddAltDelete(&State, HKEY_CURRENT_USER, "Software\\Classes");
1627	vbpsRegAddAltDelete(&State, HKEY_CLASSES_ROOT, NULL);
1628	}
1629
1630	RegisterXidlModulesAndClassesGenerated(&State, pwszVBoxDir, fIs32On64);
1631	rc = State.rc;
1632	}
1633	vbpsRegTerm(&State);
1634
1635	/*
1636	* Translate error code? Return.
1637	*/
1638	if (rc == ERROR_SUCCESS)
1639	return S_OK;
1640	return E_FAIL;
1641	}
1642
1643
1644	/**
1645	* Checks if the string matches any of our type library versions.
1646	*
1647	* @returns true on match, false on mismatch.
1648	* @param pwszTypeLibVersion The type library version string.
1649	*/
1650	DECLINLINE(bool) vbpsIsTypeLibVersionToRemove(PCRTUTF16 pwszTypeLibVersion)
1651	{
1652	AssertCompile(RT_ELEMENTS(g_apwszTypelibVersions) == 2);
1653
1654	/* ASSUMES: 1.x version strings and that the input buffer is at least 3 wchars long. */
1655	if ( g_apwszTypelibVersions[0][3] == pwszTypeLibVersion[3]
1656	&& RTUtf16Cmp(g_apwszTypelibVersions[0], pwszTypeLibVersion) == 0)
1657	return true;
1658	if ( g_apwszTypelibVersions[1][3] == pwszTypeLibVersion[3]
1659	&& RTUtf16Cmp(g_apwszTypelibVersions[1], pwszTypeLibVersion) == 0)
1660	return true;
1661
1662	return false;
1663	}
1664
1665
1666	/**
1667	* Quick check whether the given string looks like a UUID in braces.
1668	*
1669	* This does not check the whole string, just do a quick sweep.
1670	*
1671	* @returns true if possible UUID, false if definitely not.
1672	* @param pwszUuid Alleged UUID in braces.
1673	*/
1674	DECLINLINE(bool) vbpsIsUuidInBracesQuickW(PCRTUTF16 pwszUuid)
1675	{
1676	return pwszUuid[ 0] == '{'
1677	&& pwszUuid[ 9] == '-'
1678	&& pwszUuid[14] == '-'
1679	&& pwszUuid[19] == '-'
1680	&& pwszUuid[24] == '-'
1681	&& pwszUuid[37] == '}'
1682	&& pwszUuid[38] == '\0'
1683	&& RT_C_IS_XDIGIT(pwszUuid[1]);
1684	}
1685
1686
1687	/**
1688	* Compares two UUIDs (in braces).
1689	*
1690	* @returns true on match, false if no match.
1691	* @param pwszUuid1 The first UUID.
1692	* @param pwszUuid2 The second UUID.
1693	*/
1694	static bool vbpsCompareUuidW(PCRTUTF16 pwszUuid1, PCRTUTF16 pwszUuid2)
1695	{
1696	#define COMPARE_EXACT_RET(a_wch1, a_wch2) \
1697	if ((a_wch1) == (a_wch2)) { } else return false
1698
1699	#define COMPARE_XDIGITS_RET(a_wch1, a_wch2) \
1700	if ((a_wch1) == (a_wch2)) { } \
1701	else if (RT_C_TO_UPPER(a_wch1) != RT_C_TO_UPPER(a_wch2) \|\| (a_wch1) >= 127U \|\| (a_wch2) >= 127U) \
1702	return false
1703	COMPARE_EXACT_RET( pwszUuid1[ 0], pwszUuid2[ 0]); /* { */
1704	COMPARE_XDIGITS_RET(pwszUuid1[ 1], pwszUuid2[ 1]); /* 5 */
1705	COMPARE_XDIGITS_RET(pwszUuid1[ 2], pwszUuid2[ 2]); /* e */
1706	COMPARE_XDIGITS_RET(pwszUuid1[ 3], pwszUuid2[ 3]); /* 5 */
1707	COMPARE_XDIGITS_RET(pwszUuid1[ 4], pwszUuid2[ 4]); /* e */
1708	COMPARE_XDIGITS_RET(pwszUuid1[ 5], pwszUuid2[ 5]); /* 3 */
1709	COMPARE_XDIGITS_RET(pwszUuid1[ 6], pwszUuid2[ 6]); /* 6 */
1710	COMPARE_XDIGITS_RET(pwszUuid1[ 7], pwszUuid2[ 7]); /* 4 */
1711	COMPARE_XDIGITS_RET(pwszUuid1[ 8], pwszUuid2[ 8]); /* 0 */
1712	COMPARE_EXACT_RET( pwszUuid1[ 9], pwszUuid2[ 9]); /* - */
1713	COMPARE_XDIGITS_RET(pwszUuid1[10], pwszUuid2[10]); /* 7 */
1714	COMPARE_XDIGITS_RET(pwszUuid1[11], pwszUuid2[11]); /* 4 */
1715	COMPARE_XDIGITS_RET(pwszUuid1[12], pwszUuid2[12]); /* f */
1716	COMPARE_XDIGITS_RET(pwszUuid1[13], pwszUuid2[13]); /* 3 */
1717	COMPARE_EXACT_RET( pwszUuid1[14], pwszUuid2[14]); /* - */
1718	COMPARE_XDIGITS_RET(pwszUuid1[15], pwszUuid2[15]); /* 4 */
1719	COMPARE_XDIGITS_RET(pwszUuid1[16], pwszUuid2[16]); /* 6 */
1720	COMPARE_XDIGITS_RET(pwszUuid1[17], pwszUuid2[17]); /* 8 */
1721	COMPARE_XDIGITS_RET(pwszUuid1[18], pwszUuid2[18]); /* 9 */
1722	COMPARE_EXACT_RET( pwszUuid1[19], pwszUuid2[19]); /* - */
1723	COMPARE_XDIGITS_RET(pwszUuid1[20], pwszUuid2[20]); /* 9 */
1724	COMPARE_XDIGITS_RET(pwszUuid1[21], pwszUuid2[21]); /* 7 */
1725	COMPARE_XDIGITS_RET(pwszUuid1[22], pwszUuid2[22]); /* 9 */
1726	COMPARE_XDIGITS_RET(pwszUuid1[23], pwszUuid2[23]); /* f */
1727	COMPARE_EXACT_RET( pwszUuid1[24], pwszUuid2[24]); /* - */
1728	COMPARE_XDIGITS_RET(pwszUuid1[25], pwszUuid2[25]); /* 6 */
1729	COMPARE_XDIGITS_RET(pwszUuid1[26], pwszUuid2[26]); /* b */
1730	COMPARE_XDIGITS_RET(pwszUuid1[27], pwszUuid2[27]); /* 1 */
1731	COMPARE_XDIGITS_RET(pwszUuid1[28], pwszUuid2[28]); /* b */
1732	COMPARE_XDIGITS_RET(pwszUuid1[29], pwszUuid2[29]); /* 8 */
1733	COMPARE_XDIGITS_RET(pwszUuid1[30], pwszUuid2[30]); /* d */
1734	COMPARE_XDIGITS_RET(pwszUuid1[31], pwszUuid2[31]); /* 7 */
1735	COMPARE_XDIGITS_RET(pwszUuid1[32], pwszUuid2[32]); /* 6 */
1736	COMPARE_XDIGITS_RET(pwszUuid1[33], pwszUuid2[33]); /* 0 */
1737	COMPARE_XDIGITS_RET(pwszUuid1[34], pwszUuid2[34]); /* 9 */
1738	COMPARE_XDIGITS_RET(pwszUuid1[35], pwszUuid2[35]); /* a */
1739	COMPARE_XDIGITS_RET(pwszUuid1[36], pwszUuid2[36]); /* 5 */
1740	COMPARE_EXACT_RET( pwszUuid1[37], pwszUuid2[37]); /* } */
1741	COMPARE_EXACT_RET( pwszUuid1[38], pwszUuid2[38]); /* \0 */
1742	#undef COMPARE_EXACT_RET
1743	#undef COMPARE_XDIGITS_RET
1744	return true;
1745	}
1746
1747
1748	/**
1749	* Checks if the type library ID is one of the ones we wish to clean up.
1750	*
1751	* @returns true if it should be cleaned up, false if not.
1752	* @param pwszTypeLibId The type library ID as a bracketed string.
1753	*/
1754	DECLINLINE(bool) vbpsIsTypeLibIdToRemove(PRTUTF16 pwszTypeLibId)
1755	{
1756	AssertCompile(RT_ELEMENTS(g_apwszTypeLibIds) == 2);
1757	#ifdef VBOX_STRICT
1758	static bool s_fDoneStrict = false;
1759	if (s_fDoneStrict) { }
1760	else
1761	{
1762	Assert(RT_ELEMENTS(g_apwszTypeLibIds) == 2);
1763	Assert(g_apwszTypeLibIds[0][0] == '{');
1764	Assert(g_apwszTypeLibIds[1][0] == '{');
1765	Assert(RT_C_IS_XDIGIT(g_apwszTypeLibIds[0][1]));
1766	Assert(RT_C_IS_XDIGIT(g_apwszTypeLibIds[1][1]));
1767	Assert(RT_C_IS_UPPER(g_apwszTypeLibIds[0][1]) \|\| RT_C_IS_DIGIT(g_apwszTypeLibIds[0][1]));
1768	Assert(RT_C_IS_UPPER(g_apwszTypeLibIds[1][1]) \|\| RT_C_IS_DIGIT(g_apwszTypeLibIds[1][1]));
1769	s_fDoneStrict = true;
1770	}
1771	#endif
1772
1773	/*
1774	* Rolled out matching with inlined check of the opening braces
1775	* and first two digits.
1776	*
1777	* ASSUMES input buffer is at least 3 wchars big and uppercased UUID in
1778	* our matching array.
1779	*/
1780	if (pwszTypeLibId[0] == '{')
1781	{
1782	RTUTF16 const wcFirstDigit = RT_C_TO_UPPER(pwszTypeLibId[1]);
1783	RTUTF16 const wcSecondDigit = RT_C_TO_UPPER(pwszTypeLibId[2]);
1784	PCRTUTF16 pwsz2 = g_apwszTypeLibIds[0];
1785	if ( wcFirstDigit == pwsz2[1]
1786	&& wcSecondDigit == pwsz2[2]
1787	&& vbpsCompareUuidW(pwszTypeLibId, pwsz2))
1788	return true;
1789	pwsz2 = g_apwszTypeLibIds[1];
1790	if ( wcFirstDigit == pwsz2[1]
1791	&& wcSecondDigit == pwsz2[2]
1792	&& vbpsCompareUuidW(pwszTypeLibId, pwsz2))
1793	return true;
1794	}
1795	return false;
1796	}
1797
1798
1799	/**
1800	* Checks if the proxy stub class ID is one of the ones we wish to clean up.
1801	*
1802	* @returns true if it should be cleaned up, false if not.
1803	* @param pwszProxyStubId The proxy stub class ID.
1804	*/
1805	DECLINLINE(bool) vbpsIsProxyStubClsIdToRemove(PRTUTF16 pwszProxyStubId)
1806	{
1807	AssertCompile(RT_ELEMENTS(g_apwszProxyStubClsIds) == 2);
1808	#ifdef VBOX_STRICT
1809	static bool s_fDoneStrict = false;
1810	if (s_fDoneStrict) { }
1811	else
1812	{
1813	Assert(RT_ELEMENTS(g_apwszProxyStubClsIds) == 2);
1814	Assert(g_apwszProxyStubClsIds[0][0] == '{');
1815	Assert(g_apwszProxyStubClsIds[1][0] == '{');
1816	Assert(RT_C_IS_XDIGIT(g_apwszProxyStubClsIds[0][1]));
1817	Assert(RT_C_IS_XDIGIT(g_apwszProxyStubClsIds[1][1]));
1818	Assert(RT_C_IS_UPPER(g_apwszProxyStubClsIds[0][1]) \|\| RT_C_IS_DIGIT(g_apwszProxyStubClsIds[0][1]));
1819	Assert(RT_C_IS_UPPER(g_apwszProxyStubClsIds[1][1]) \|\| RT_C_IS_DIGIT(g_apwszProxyStubClsIds[1][1]));
1820	s_fDoneStrict = true;
1821	}
1822	#endif
1823
1824	/*
1825	* Rolled out matching with inlined check of the opening braces
1826	* and first two digits.
1827	*
1828	* ASSUMES input buffer is at least 3 wchars big and uppercased UUID in
1829	* our matching array.
1830	*/
1831	if (pwszProxyStubId[0] == '{')
1832	{
1833	RTUTF16 const wcFirstDigit = RT_C_TO_UPPER(pwszProxyStubId[1]);
1834	RTUTF16 const wcSecondDigit = RT_C_TO_UPPER(pwszProxyStubId[2]);
1835	PCRTUTF16 pwsz2 = g_apwszProxyStubClsIds[0];
1836	if ( wcFirstDigit == pwsz2[1]
1837	&& wcSecondDigit == pwsz2[2]
1838	&& vbpsCompareUuidW(pwszProxyStubId, pwsz2))
1839	return true;
1840	pwsz2 = g_apwszProxyStubClsIds[1];
1841	if ( wcFirstDigit == pwsz2[1]
1842	&& wcSecondDigit == pwsz2[2]
1843	&& vbpsCompareUuidW(pwszProxyStubId, pwsz2))
1844	return true;
1845	}
1846	return false;
1847	}
1848
1849
1850	/**
1851	* Hack to clean out the interfaces belonging to obsolete typelibs on
1852	* development boxes and such likes.
1853	*/
1854	static void vbpsRemoveOldInterfaces(VBPSREGSTATE *pState)
1855	{
1856	unsigned iAlt = pState->cAltDeletes;
1857	while (iAlt-- > 0)
1858	{
1859	/*
1860	* Open the interface root key. Not using the vbpsRegOpenInterfaceKeys feature
1861	* here in case it messes things up by keeping the special HKEY_CLASSES_ROOT key
1862	* open with possibly pending deletes in parent views or other weird stuff.
1863	*/
1864	HKEY hkeyInterfaces;
1865	LRESULT rc = RegOpenKeyExW(pState->aAltDeletes[iAlt].hkeyClasses, L"Interface",
1866	0 /fOptions/, pState->fSamDelete, &hkeyInterfaces);
1867	if (rc == ERROR_SUCCESS)
1868	{
1869	/*
1870	* This is kind of expensive, but we have to check all registered interfaces.
1871	* Only use wide APIs to avoid wasting time on string conversion.
1872	*/
1873	DWORD idxKey;
1874	for (idxKey = 0;; idxKey++)
1875	{
1876	RTUTF16 wszCurNm[128 + 48];
1877	DWORD cwcCurNm = 128;
1878	rc = RegEnumKeyExW(hkeyInterfaces, idxKey, wszCurNm, &cwcCurNm,
1879	NULL /pdwReserved/, NULL /pwszClass/, NULL /pcwcClass/, NULL /pLastWriteTime/);
1880	if (rc == ERROR_SUCCESS)
1881	{
1882	/*
1883	* We match the interface by type library ID or proxy stub class ID.
1884	*
1885	* We have to check the proxy ID last, as it is almost always there
1886	* and we can safely skip it if there is a mismatching type lib
1887	* associated with the interface.
1888	*/
1889	static RTUTF16 const s_wszTypeLib[] = L"\\TypeLib";
1890	bool fDeleteMe = false;
1891	HKEY hkeySub;
1892	RTUTF16 wszValue[128];
1893	DWORD cbValue;
1894	DWORD dwType;
1895
1896	/* Skip this entry if it doesn't look like a braced UUID. */
1897	wszCurNm[cwcCurNm] = '\0'; /* paranoia */
1898	if (vbpsIsUuidInBracesQuickW(wszCurNm)) { }
1899	else continue;
1900
1901	/* Try the TypeLib sub-key. */
1902	memcpy(&wszCurNm[cwcCurNm], s_wszTypeLib, sizeof(s_wszTypeLib));
1903	rc = RegOpenKeyExW(hkeyInterfaces, wszCurNm, 0 /fOptions/, KEY_QUERY_VALUE, &hkeySub);
1904	if (rc == ERROR_SUCCESS)
1905	{
1906	cbValue = sizeof(wszValue) - sizeof(RTUTF16);
1907	rc = RegQueryValueExW(hkeySub, NULL /pszValueNm/, NULL /pdwReserved/,
1908	&dwType, (PBYTE)&wszValue[0], &cbValue);
1909	if (rc != ERROR_SUCCESS \|\| dwType != REG_SZ)
1910	cbValue = 0;
1911	wszValue[cbValue / sizeof(RTUTF16)] = '\0';
1912
1913	if ( rc == ERROR_SUCCESS
1914	&& vbpsIsTypeLibIdToRemove(wszValue))
1915	{
1916	/* Check the TypeLib/Version value to make sure. */
1917	cbValue = sizeof(wszValue) - sizeof(RTUTF16);
1918	rc = RegQueryValueExW(hkeySub, L"Version", 0 /pdwReserved/, &dwType, (PBYTE)&wszValue[0], &cbValue);
1919	if (rc != ERROR_SUCCESS)
1920	cbValue = 0;
1921	wszValue[cbValue] = '\0';
1922
1923	if ( rc == ERROR_SUCCESS
1924	&& vbpsIsTypeLibVersionToRemove(wszValue))
1925	fDeleteMe = true;
1926	}
1927	vbpsCloseKey(pState, hkeySub, __LINE__);
1928	}
1929	else if (rc == ERROR_FILE_NOT_FOUND)
1930	{
1931	/* No TypeLib, try the ProxyStubClsid32 sub-key next. */
1932	static RTUTF16 const s_wszProxyStubClsid32[] = L"\\ProxyStubClsid32";
1933	memcpy(&wszCurNm[cwcCurNm], s_wszProxyStubClsid32, sizeof(s_wszProxyStubClsid32));
1934	rc = RegOpenKeyExW(hkeyInterfaces, wszCurNm, 0 /fOptions/, KEY_QUERY_VALUE, &hkeySub);
1935	if (rc == ERROR_SUCCESS)
1936	{
1937	cbValue = sizeof(wszValue) - sizeof(RTUTF16);
1938	rc = RegQueryValueExW(hkeySub, NULL /pszValueNm/, NULL /pdwReserved/,
1939	&dwType, (PBYTE)&wszValue[0], &cbValue);
1940	if (rc != ERROR_SUCCESS \|\| dwType != REG_SZ)
1941	cbValue = 0;
1942	wszValue[cbValue / sizeof(RTUTF16)] = '\0';
1943
1944	if ( rc == ERROR_SUCCESS
1945	&& vbpsIsProxyStubClsIdToRemove(wszValue))
1946	fDeleteMe = true;
1947
1948	vbpsCloseKey(pState, hkeySub, __LINE__);
1949	}
1950	}
1951
1952	if (fDeleteMe)
1953	{
1954	/*
1955	* Ok, it's an orphaned VirtualBox interface. Delete it.
1956	*/
1957	wszCurNm[cwcCurNm] = '\0';
1958	vbpsDeleteKeyRecursiveW(pState, hkeyInterfaces, wszCurNm, __LINE__);
1959	}
1960	}
1961	else
1962	{
1963	Assert(rc == ERROR_NO_MORE_ITEMS);
1964	break;
1965	}
1966	}
1967
1968	vbpsCloseKey(pState, hkeyInterfaces, __LINE__);
1969	}
1970	}
1971	}
1972
1973
1974	/**
1975	* Hack to clean out the class IDs belonging to obsolete typelibs on development
1976	* boxes and such likes.
1977	*/
1978	static void vbpsRemoveOldClassIDs(VBPSREGSTATE *pState)
1979	{
1980	unsigned iAlt = pState->cAltDeletes;
1981	while (iAlt-- > 0)
1982	{
1983	/*
1984	* Open the CLSID key if it exists.
1985	* We don't use the hKeyClsid member for the same paranoid reasons as
1986	* already stated in vbpsRemoveOldInterfaces.
1987	*/
1988	HKEY hkeyClsIds;
1989	LRESULT rc;
1990	rc = RegOpenKeyExW(pState->aAltDeletes[iAlt].hkeyClasses, L"CLSID", 0 /fOptions/, pState->fSamDelete, &hkeyClsIds);
1991	if (rc == ERROR_SUCCESS)
1992	{
1993	/*
1994	* This is kind of expensive, but we have to check all registered interfaces.
1995	* Only use wide APIs to avoid wasting time on string conversion.
1996	*/
1997	DWORD idxKey;
1998	for (idxKey = 0;; idxKey++)
1999	{
2000	RTUTF16 wszCurNm[128 + 48];
2001	DWORD cwcCurNm = 128;
2002	rc = RegEnumKeyExW(hkeyClsIds, idxKey, wszCurNm, &cwcCurNm,
2003	NULL /pdwReserved/, NULL /pwszClass/, NULL /pcwcClass/, NULL /pLastWriteTime/);
2004	if (rc == ERROR_SUCCESS)
2005	{
2006	/*
2007	* Match both the type library ID and the program ID.
2008	*/
2009	static RTUTF16 const s_wszTypeLib[] = L"\\TypeLib";
2010	HKEY hkeySub;
2011	RTUTF16 wszValue[128];
2012	DWORD cbValue;
2013	DWORD dwType;
2014
2015
2016	/* Skip this entry if it doesn't look like a braced UUID. (Microsoft
2017	has one two malformed ones plus a hack.) */
2018	wszCurNm[cwcCurNm] = '\0'; /* paranoia */
2019	if (vbpsIsUuidInBracesQuickW(wszCurNm)) { }
2020	else continue;
2021
2022	/* The TypeLib sub-key. */
2023	memcpy(&wszCurNm[cwcCurNm], s_wszTypeLib, sizeof(s_wszTypeLib));
2024	rc = RegOpenKeyExW(hkeyClsIds, wszCurNm, 0 /fOptions/, KEY_QUERY_VALUE, &hkeySub);
2025	if (rc == ERROR_SUCCESS)
2026	{
2027	bool fDeleteMe = false;
2028
2029	cbValue = sizeof(wszValue) - sizeof(RTUTF16);
2030	rc = RegQueryValueExW(hkeySub, NULL /pszValueNm/, NULL /pdwReserved/,
2031	&dwType, (PBYTE)&wszValue[0], &cbValue);
2032	if (rc != ERROR_SUCCESS \|\| dwType != REG_SZ)
2033	cbValue = 0;
2034	wszValue[cbValue / sizeof(RTUTF16)] = '\0';
2035
2036	if ( rc == ERROR_SUCCESS
2037	&& vbpsIsTypeLibIdToRemove(wszValue))
2038	fDeleteMe = true;
2039
2040	vbpsCloseKey(pState, hkeySub, __LINE__);
2041
2042	if (fDeleteMe)
2043	{
2044	/* The ProgId sub-key. */
2045	static RTUTF16 const s_wszProgId[] = L"\\ProgId";
2046	memcpy(&wszCurNm[cwcCurNm], s_wszProgId, sizeof(s_wszProgId));
2047	rc = RegOpenKeyExW(hkeyClsIds, wszCurNm, 0 /fOptions/, KEY_QUERY_VALUE, &hkeySub);
2048	if (rc == ERROR_SUCCESS)
2049	{
2050	static RTUTF16 const s_wszProgIdPrefix[] = L"VirtualBox.";
2051
2052	cbValue = sizeof(wszValue) - sizeof(RTUTF16);
2053	rc = RegQueryValueExW(hkeySub, NULL /pszValueNm/, NULL /pdwReserved/,
2054	&dwType, (PBYTE)&wszValue[0], &cbValue);
2055	if (rc != ERROR_SUCCESS \|\| dwType != REG_SZ)
2056	cbValue = 0;
2057	wszValue[cbValue / sizeof(RTUTF16)] = '\0';
2058
2059	if ( cbValue < sizeof(s_wszProgIdPrefix)
2060	\|\| memcmp(wszValue, s_wszProgIdPrefix, sizeof(s_wszProgIdPrefix) - sizeof(RTUTF16)) != 0)
2061	fDeleteMe = false;
2062
2063	vbpsCloseKey(pState, hkeySub, __LINE__);
2064	}
2065	else
2066	AssertStmt(rc == ERROR_FILE_NOT_FOUND, fDeleteMe = false);
2067
2068	if (fDeleteMe)
2069	{
2070	/*
2071	* Ok, it's an orphaned VirtualBox interface. Delete it.
2072	*/
2073	wszCurNm[cwcCurNm] = '\0';
2074	vbpsDeleteKeyRecursiveW(pState, hkeyClsIds, wszCurNm, __LINE__);
2075	}
2076	}
2077	}
2078	else
2079	Assert(rc == ERROR_FILE_NOT_FOUND);
2080	}
2081	else
2082	{
2083	Assert(rc == ERROR_NO_MORE_ITEMS);
2084	break;
2085	}
2086	}
2087
2088	vbpsCloseKey(pState, hkeyClsIds, __LINE__);
2089	}
2090	else
2091	Assert(rc == ERROR_FILE_NOT_FOUND);
2092	}
2093	}
2094
2095
2096	/**
2097	* Hack to clean obsolete typelibs on development boxes and such.
2098	*/
2099	static void vbpsRemoveOldTypeLibs(VBPSREGSTATE *pState)
2100	{
2101	unsigned iAlt = pState->cAltDeletes;
2102	while (iAlt-- > 0)
2103	{
2104	/*
2105	* Open the TypeLib key, if it exists.
2106	*/
2107	HKEY hkeyTypeLibs;
2108	LRESULT rc;
2109	rc = RegOpenKeyExW(pState->aAltDeletes[iAlt].hkeyClasses, L"TypeLib", 0 /fOptions/, pState->fSamDelete, &hkeyTypeLibs);
2110	if (rc == ERROR_SUCCESS)
2111	{
2112	/*
2113	* Look for our type library IDs.
2114	*/
2115	unsigned iTlb = RT_ELEMENTS(g_apwszTypeLibIds);
2116	while (iTlb-- > 0)
2117	{
2118	HKEY hkeyTypeLibId;
2119	LONG rc = RegOpenKeyExW(hkeyTypeLibs, g_apwszTypeLibIds[iTlb], 0 /fOptions/, pState->fSamDelete, &hkeyTypeLibId);
2120	if (rc == ERROR_SUCCESS)
2121	{
2122	unsigned iVer = RT_ELEMENTS(g_apwszTypelibVersions);
2123	while (iVer-- > 0)
2124	{
2125	HKEY hkeyVer;
2126	rc = RegOpenKeyExW(hkeyTypeLibId, g_apwszTypelibVersions[iVer], 0, KEY_READ, &hkeyVer);
2127	if (rc == ERROR_SUCCESS)
2128	{
2129	char szValue[128];
2130	DWORD cbValue = sizeof(szValue) - 1;
2131	rc = RegQueryValueExA(hkeyVer, NULL, NULL, NULL, (PBYTE)&szValue[0], &cbValue);
2132	vbpsCloseKey(pState, hkeyVer, __LINE__);
2133	if (rc == ERROR_SUCCESS)
2134	{
2135	szValue[cbValue] = '\0';
2136	if (!strcmp(szValue, "VirtualBox Type Library"))
2137	{
2138	/*
2139	* Delete the type library version.
2140	* We do not delete the whole type library ID, just this version of it.
2141	*/
2142	vbpsDeleteKeyRecursiveW(pState, hkeyTypeLibId, g_apwszTypelibVersions[iVer], __LINE__);
2143	}
2144	}
2145	}
2146	}
2147	vbpsCloseKey(pState, hkeyTypeLibId, __LINE__);
2148
2149	/*
2150	* The type library ID key should be empty now, so we can try remove it (non-recursively).
2151	*/
2152	rc = RegDeleteKeyW(hkeyTypeLibs, g_apwszTypeLibIds[iTlb]);
2153	Assert(rc == ERROR_SUCCESS);
2154	}
2155	}
2156	}
2157	else
2158	Assert(rc == ERROR_FILE_NOT_FOUND);
2159	}
2160	}
2161
2162
2163	/**
2164	* Hack to clean out obsolete typelibs on development boxes and such.
2165	*/
2166	static void vbpsRemoveOldMessSub(REGSAM fSamWow)
2167	{
2168	/*
2169	* Note! The worker procedures does not use the default destination,
2170	* because it's much much simpler to enumerate alternative locations.
2171	*/
2172	VBPSREGSTATE State;
2173	LRESULT rc = vbpsRegInit(&State, HKEY_CLASSES_ROOT, NULL, true /fDelete/, false /fUpdate/, fSamWow);
2174	if (rc == ERROR_SUCCESS)
2175	{
2176	vbpsRegAddAltDelete(&State, HKEY_CURRENT_USER, "Software\\Classes");
2177	vbpsRegAddAltDelete(&State, HKEY_LOCAL_MACHINE, "Software\\Classes");
2178	vbpsRegAddAltDelete(&State, HKEY_CLASSES_ROOT, NULL);
2179
2180	vbpsRemoveOldInterfaces(&State);
2181	vbpsRemoveOldClassIDs(&State);
2182	vbpsRemoveOldTypeLibs(&State);
2183	}
2184	vbpsRegTerm(&State);
2185	}
2186
2187
2188	/**
2189	* Hack to clean out obsolete typelibs on development boxes and such.
2190	*/
2191	static void removeOldMess(void)
2192	{
2193	vbpsRemoveOldMessSub(0 /fSamWow/);
2194	#if ARCH_BITS == 64 \|\| defined(VBOX_IN_32_ON_64_MAIN_API)
2195	vbpsRemoveOldMessSub(KEY_WOW64_32KEY);
2196	#endif
2197	}
2198
2199
2200
2201	/**
2202	* Register the interfaces proxied by this DLL, and to avoid duplication and
2203	* minimize work the VBox type library, classes and servers are also registered.
2204	*
2205	* This is normally only used by developers via comregister.cmd and the heat.exe
2206	* tool during MSI creation. The only situation where users may end up here is
2207	* if they're playing around or we recommend it as a solution to COM problems.
2208	* So, no problem if this approach is less gentle, though we leave the cleaning
2209	* up of orphaned interfaces to DllUnregisterServer.
2210	*
2211	* @returns COM status code.
2212	*/
2213	HRESULT STDAPICALLTYPE DllRegisterServer(void)
2214	{
2215	HRESULT hrc;
2216
2217	/*
2218	* Register the type library first.
2219	*/
2220	ITypeLib *pITypeLib;
2221	WCHAR wszDllName[MAX_PATH];
2222	DWORD cwcRet = GetModuleFileNameW(g_hDllSelf, wszDllName, RT_ELEMENTS(wszDllName));
2223	AssertReturn(cwcRet > 0 && cwcRet < RT_ELEMENTS(wszDllName), CO_E_PATHTOOLONG);
2224
2225	hrc = LoadTypeLib(wszDllName, &pITypeLib);
2226	AssertMsgReturn(SUCCEEDED(hrc), ("%Rhrc\n", hrc), hrc);
2227	hrc = RegisterTypeLib(pITypeLib, wszDllName, NULL /pszHelpDir/);
2228	pITypeLib->lpVtbl->Release(pITypeLib);
2229	AssertMsgReturn(SUCCEEDED(hrc), ("%Rhrc\n", hrc), hrc);
2230
2231	/*
2232	* Register proxy stub.
2233	*/
2234	hrc = NdrDllRegisterProxy(g_hDllSelf, &g_apProxyFiles[0], &g_ProxyClsId); /* see DLLREGISTRY_ROUTINES in RpcProxy.h */
2235	AssertMsgReturn(SUCCEEDED(hrc), ("%Rhrc\n", hrc), hrc);
2236
2237	/*
2238	* Register the VBox modules and classes.
2239	*/
2240	vbpsDllPathToVBoxDir(wszDllName);
2241	hrc = RegisterXidlModulesAndClasses(wszDllName, true /fDelete/, true /fUpdate/);
2242	AssertMsgReturn(SUCCEEDED(hrc), ("%Rhrc\n", hrc), hrc);
2243
2244	return S_OK;
2245	}
2246
2247
2248	/**
2249	* Reverse of DllRegisterServer.
2250	*
2251	* This is normally only used by developers via comregister.cmd. Users may be
2252	* asked to perform it in order to fix some COM issue. So, it's OK if we spend
2253	* some extra time and clean up orphaned interfaces, because developer boxes
2254	* will end up with a bunch of those as interface UUIDs changes.
2255	*
2256	* @returns COM status code.
2257	*/
2258	HRESULT STDAPICALLTYPE DllUnregisterServer(void)
2259	{
2260	HRESULT hrc = S_OK;
2261	HRESULT hrc2;
2262
2263	/*
2264	* Unregister the type library.
2265	*
2266	* We ignore TYPE_E_REGISTRYACCESS as that is what is returned if the
2267	* type lib hasn't been registered (W10).
2268	*/
2269	hrc2 = UnRegisterTypeLib(&LIBID_VirtualBox, kTypeLibraryMajorVersion, kTypeLibraryMinorVersion,
2270	0 /LCid/, RT_CONCAT(SYS_WIN, ARCH_BITS));
2271	AssertMsgStmt(SUCCEEDED(hrc2) \|\| hrc2 == TYPE_E_REGISTRYACCESS, ("%Rhrc\n", hrc2), if (SUCCEEDED(hrc)) hrc = hrc2);
2272
2273	/*
2274	* Unregister the proxy stub.
2275	*
2276	* We ignore ERROR_FILE_NOT_FOUND as that is returned if not registered (W10).
2277	*/
2278	hrc2 = NdrDllUnregisterProxy(g_hDllSelf, &g_apProxyFiles[0], &g_ProxyClsId); /* see DLLREGISTRY_ROUTINES in RpcProxy.h */
2279	AssertMsgStmt( SUCCEEDED(hrc2)
2280	\|\| hrc2 == MAKE_HRESULT(SEVERITY_ERROR, FACILITY_WIN32, ERROR_FILE_NOT_FOUND)
2281	\|\| hrc2 == REGDB_E_INVALIDVALUE,
2282	("%Rhrc\n", hrc2), if (SUCCEEDED(hrc)) hrc = hrc2);
2283
2284	/*
2285	* Register the VBox modules and classes.
2286	*/
2287	hrc2 = RegisterXidlModulesAndClasses(NULL, true /fDelete/, false /fUpdate/);
2288	AssertMsgStmt(SUCCEEDED(hrc2), ("%Rhrc\n", hrc2), if (SUCCEEDED(hrc)) hrc = hrc2);
2289
2290	/*
2291	* Purge old mess.
2292	*/
2293	removeOldMess();
2294
2295	return hrc;
2296	}
2297
2298
2299	#ifdef VBOX_WITH_SDS
2300	/**
2301	* Update a SCM service.
2302	*
2303	* @param pState The state.
2304	* @param pwszVBoxDir The VirtualBox install directory (unicode),
2305	* trailing slash.
2306	* @param pwszModule The service module.
2307	* @param pwszServiceName The service name.
2308	* @param pwszDisplayName The service display name.
2309	* @param pwszDescription The service description.
2310	*/
2311	static void vbpsUpdateWindowsService(VBPSREGSTATE pState, const WCHAR pwszVBoxDir, const WCHAR *pwszModule,
2312	const WCHAR pwszServiceName, const WCHAR pwszDisplayName, const WCHAR *pwszDescription)
2313	{
2314	SC_HANDLE hSCM;
2315
2316	/* Configuration options that are currently standard. */
2317	uint32_t const uServiceType = SERVICE_WIN32_OWN_PROCESS;
2318	uint32_t const uStartType = SERVICE_DEMAND_START;
2319	uint32_t const uErrorControl = SERVICE_ERROR_NORMAL;
2320	WCHAR const * const pwszServiceStartName = L"LocalSystem";
2321	static WCHAR const wszzDependencies[] = L"RPCSS\0";
2322
2323	/*
2324	* Make double quoted executable file path. ASSUMES pwszVBoxDir ends with a slash!
2325	*/
2326	WCHAR wszFilePath[MAX_PATH + 2];
2327	int rc = RTUtf16CopyAscii(wszFilePath, RT_ELEMENTS(wszFilePath), "\"");
2328	if (RT_SUCCESS(rc))
2329	rc = RTUtf16Cat(wszFilePath, RT_ELEMENTS(wszFilePath), pwszVBoxDir);
2330	if (RT_SUCCESS(rc))
2331	rc = RTUtf16Cat(wszFilePath, RT_ELEMENTS(wszFilePath), pwszModule);
2332	if (RT_SUCCESS(rc))
2333	rc = RTUtf16CatAscii(wszFilePath, RT_ELEMENTS(wszFilePath), "\"");
2334	AssertLogRelRCReturnVoid(rc);
2335
2336	/*
2337	* Open the service manager for the purpose of checking the configuration.
2338	*/
2339	hSCM = OpenSCManagerW(NULL, NULL, SC_MANAGER_CONNECT);
2340	if (hSCM != NULL)
2341	{
2342	union
2343	{
2344	QUERY_SERVICE_CONFIGW Config;
2345	SERVICE_STATUS Status;
2346	SERVICE_DESCRIPTIONW Desc;
2347	uint8_t abPadding[sizeof(QUERY_SERVICE_CONFIGW) + 5 * _1K];
2348	} uBuf;
2349	SC_HANDLE hService;
2350	bool fCreateIt = pState->fUpdate;
2351	bool fDeleteIt = true;
2352
2353	/*
2354	* Step #1: Open the service and validate the configuration.
2355	*/
2356	if (pState->fUpdate)
2357	{
2358	hService = OpenServiceW(hSCM, pwszServiceName, SERVICE_QUERY_CONFIG);
2359	if (hService != NULL)
2360	{
2361	DWORD cbNeeded = 0;
2362	if (QueryServiceConfigW(hService, &uBuf.Config, sizeof(uBuf), &cbNeeded))
2363	{
2364	if (uBuf.Config.dwErrorControl)
2365	{
2366	uint32_t cErrors = 0;
2367	if (uBuf.Config.dwServiceType != uServiceType)
2368	{
2369	LogRel(("update service '%ls': dwServiceType %u, expected %u\n",
2370	pwszServiceName, uBuf.Config.dwServiceType, uServiceType));
2371	cErrors++;
2372	}
2373	if (uBuf.Config.dwStartType != uStartType)
2374	{
2375	LogRel(("update service '%ls': dwStartType %u, expected %u\n",
2376	pwszServiceName, uBuf.Config.dwStartType, uStartType));
2377	cErrors++;
2378	}
2379	if (uBuf.Config.dwErrorControl != uErrorControl)
2380	{
2381	LogRel(("update service '%ls': dwErrorControl %u, expected %u\n",
2382	pwszServiceName, uBuf.Config.dwErrorControl, uErrorControl));
2383	cErrors++;
2384	}
2385	if (RTUtf16ICmp(uBuf.Config.lpBinaryPathName, wszFilePath) != 0)
2386	{
2387	LogRel(("update service '%ls': lpBinaryPathName '%ls', expected '%ls'\n",
2388	pwszServiceName, uBuf.Config.lpBinaryPathName, wszFilePath));
2389	cErrors++;
2390	}
2391	if ( uBuf.Config.lpServiceStartName != NULL
2392	&& *uBuf.Config.lpServiceStartName != L'\0'
2393	&& RTUtf16ICmp(uBuf.Config.lpServiceStartName, pwszServiceStartName) != 0)
2394	{
2395	LogRel(("update service '%ls': lpServiceStartName '%ls', expected '%ls'\n",
2396	pwszServiceName, uBuf.Config.lpBinaryPathName, pwszServiceStartName));
2397	cErrors++;
2398	}
2399
2400	fDeleteIt = fCreateIt = cErrors > 0;
2401	}
2402	}
2403	else
2404	AssertLogRelMsgFailed(("QueryServiceConfigW returned %u (cbNeeded=%u vs %zu)\n",
2405	GetLastError(), cbNeeded, sizeof(uBuf)));
2406	}
2407	else
2408	{
2409	DWORD dwErr = GetLastError();
2410	fDeleteIt = dwErr != ERROR_SERVICE_DOES_NOT_EXIST;
2411	AssertLogRelMsg(dwErr == ERROR_SERVICE_DOES_NOT_EXIST, ("OpenServiceW('%ls') -> %u\n", pwszServiceName, dwErr));
2412	}
2413	CloseServiceHandle(hService);
2414	}
2415
2416	/*
2417	* Step #2: Stop and delete the service if needed.
2418	* We can do this without reopening the service manager.
2419	*/
2420	if (fDeleteIt)
2421	{
2422	hService = OpenServiceW(hSCM, pwszServiceName, SERVICE_STOP \| DELETE);
2423	if (hService)
2424	{
2425	BOOL fRet;
2426	DWORD dwErr;
2427	RT_ZERO(uBuf.Status);
2428	SetLastError(ERROR_SERVICE_NOT_ACTIVE);
2429	fRet = ControlService(hService, SERVICE_CONTROL_STOP, &uBuf.Status);
2430	dwErr = GetLastError();
2431	if ( fRet
2432	\|\| dwErr == ERROR_SERVICE_NOT_ACTIVE
2433	\|\| ( dwErr == ERROR_SERVICE_CANNOT_ACCEPT_CTRL
2434	&& uBuf.Status.dwCurrentState == SERVICE_STOP_PENDING) )
2435	{
2436	if (DeleteService(hService))
2437	LogRel(("update service '%ls': deleted\n", pwszServiceName));
2438	else
2439	AssertLogRelMsgFailed(("Failed to not delete service %ls: %u\n", pwszServiceName, GetLastError()));
2440	}
2441	else
2442	AssertMsg(dwErr == ERROR_ACCESS_DENIED,
2443	("Failed to stop service %ls: %u (state=%u)\n", pwszServiceName, dwErr, uBuf.Status.dwCurrentState));
2444	CloseServiceHandle(hService);
2445	}
2446	else
2447	{
2448	pState->rc = GetLastError();
2449	LogRel(("Failed to not open service %ls for stop+delete: %u\n", pwszServiceName, pState->rc));
2450	hService = OpenServiceW(hSCM, pwszServiceName, SERVICE_CHANGE_CONFIG);
2451	}
2452	CloseServiceHandle(hService);
2453	}
2454
2455	CloseServiceHandle(hSCM);
2456
2457	/*
2458	* Step #3: Create the service (if requested).
2459	* Need to have the SC_MANAGER_CREATE_SERVICE access right for this.
2460	*/
2461	if (fCreateIt)
2462	{
2463	Assert(pState->fUpdate);
2464	hSCM = OpenSCManagerW(NULL, NULL, SC_MANAGER_CREATE_SERVICE);
2465	if (hSCM)
2466	{
2467	hService = CreateServiceW(hSCM,
2468	pwszServiceName,
2469	pwszDisplayName,
2470	SERVICE_CHANGE_CONFIG /* dwDesiredAccess */,
2471	uServiceType,
2472	uStartType,
2473	uErrorControl,
2474	wszFilePath,
2475	NULL /* pwszLoadOrderGroup */,
2476	NULL /* pdwTagId */,
2477	wszzDependencies,
2478	NULL /* pwszServiceStartName */,
2479	NULL /* pwszPassword */);
2480	if (hService != NULL)
2481	{
2482	uBuf.Desc.lpDescription = (WCHAR *)pwszDescription;
2483	if (ChangeServiceConfig2W(hService, SERVICE_CONFIG_DESCRIPTION, &uBuf.Desc))
2484	LogRel(("update service '%ls': created\n", pwszServiceName));
2485	else
2486	AssertMsgFailed(("Failed to set service description for %ls: %u\n", pwszServiceName, GetLastError()));
2487	CloseServiceHandle(hService);
2488	}
2489	else
2490	{
2491	pState->rc = GetLastError();
2492	AssertMsgFailed(("Failed to create service '%ls': %u\n", pwszServiceName, pState->rc));
2493	}
2494	CloseServiceHandle(hSCM);
2495	}
2496	else
2497	{
2498	pState->rc = GetLastError();
2499	LogRel(("Failed to open service manager with create service access: %u\n", pState->rc));
2500	}
2501	}
2502	}
2503	else
2504	AssertLogRelMsgFailed(("OpenSCManagerW failed: %u\n", GetLastError()));
2505	}
2506	#endif /* VBOX_WITH_SDS */
2507
2508
2509
2510	/**
2511	* Gently update the COM registrations for VirtualBox.
2512	*
2513	* API that com::Initialize (VBoxCOM/initterm.cpp) calls the first time COM is
2514	* initialized in a process. ASSUMES that the caller has initialized IPRT.
2515	*
2516	* @returns Windows error code.
2517	*/
2518	DECLEXPORT(uint32_t) VbpsUpdateRegistrations(void)
2519	{
2520	LSTATUS rc;
2521	VBPSREGSTATE State;
2522	#ifdef VBOX_IN_32_ON_64_MAIN_API
2523	bool const fIs32On64 = true;
2524	#else
2525	bool const fIs32On64 = false;
2526	#endif
2527
2528	/** @todo Should probably skip this when VBoxSVC is already running... Use
2529	* some mutex or something for checking. */
2530
2531	/*
2532	* Find the VirtualBox application directory first.
2533	*/
2534	WCHAR wszVBoxDir[MAX_PATH];
2535	DWORD cwcRet = GetModuleFileNameW(g_hDllSelf, wszVBoxDir, RT_ELEMENTS(wszVBoxDir));
2536	AssertReturn(cwcRet > 0 && cwcRet < RT_ELEMENTS(wszVBoxDir), ERROR_BUFFER_OVERFLOW);
2537	vbpsDllPathToVBoxDir(wszVBoxDir);
2538
2539	/*
2540	* Update registry entries for the current CPU bitness.
2541	*/
2542	rc = vbpsRegInit(&State, HKEY_CLASSES_ROOT, NULL, false /fDelete/, true /fUpdate/, 0);
2543	if (rc == ERROR_SUCCESS && !vbpsIsUpToDate(&State))
2544	{
2545
2546	#ifdef VBOX_WITH_SDS
2547	vbpsUpdateWindowsService(&State, wszVBoxDir, L"VBoxSDS.exe", L"VBoxSDS",
2548	L"VirtualBox system service", L"Used as a COM server for VirtualBox API.");
2549	#endif
2550	vbpsUpdateTypeLibRegistration(&State, wszVBoxDir, fIs32On64);
2551	vbpsUpdateProxyStubRegistration(&State, wszVBoxDir, fIs32On64);
2552	vbpsUpdateInterfaceRegistrations(&State);
2553	RegisterXidlModulesAndClassesGenerated(&State, wszVBoxDir, fIs32On64);
2554	vbpsMarkUpToDate(&State);
2555	rc = State.rc;
2556	}
2557	vbpsRegTerm(&State);
2558
2559
2560	#if (ARCH_BITS == 64 && defined(VBOX_WITH_32_ON_64_MAIN_API)) /\|\| defined(VBOX_IN_32_ON_64_MAIN_API) ??/
2561	/*
2562	* Update registry entries for the other CPU bitness.
2563	*/
2564	if (rc == ERROR_SUCCESS)
2565	{
2566	rc = vbpsRegInit(&State, HKEY_CLASSES_ROOT, NULL, false /fDelete/, true /fUpdate/,
2567	!fIs32On64 ? KEY_WOW64_32KEY : KEY_WOW64_64KEY);
2568	if (rc == ERROR_SUCCESS && !vbpsIsUpToDate(&State))
2569	{
2570	vbpsUpdateTypeLibRegistration(&State, wszVBoxDir, !fIs32On64);
2571	vbpsUpdateProxyStubRegistration(&State, wszVBoxDir, !fIs32On64);
2572	vbpsUpdateInterfaceRegistrations(&State);
2573	RegisterXidlModulesAndClassesGenerated(&State, wszVBoxDir, !fIs32On64);
2574	vbpsMarkUpToDate(&State);
2575	rc = State.rc;
2576	}
2577	vbpsRegTerm(&State);
2578	}
2579	#endif
2580
2581	return VINF_SUCCESS;
2582	}

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source: vbox/trunk/src/VBox/Main/src-all/win/VBoxProxyStub.c@ 78406

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