ExtPackManagerImpl.cpp@ 53390

Last change on this file since 53390 was 52596, checked in by vboxsync, 10 years ago
Storage/VD + Main/ExtPackManager+VirtualBox+SystemProperties: restructure previous change to fit better into the extpack design (using existing hooks) by using two new extpack helper functions
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 105.2 KB

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1	/* $Id: ExtPackManagerImpl.cpp 52596 2014-09-04 16:45:50Z vboxsync $ */
2	/** @file
3	* VirtualBox Main - interface for Extension Packs, VBoxSVC & VBoxC.
4	*/
5
6	/*
7	* Copyright (C) 2010-2014 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
19	/*******************************************************************************
20	* Header Files *
21	*******************************************************************************/
22	#include "ExtPackManagerImpl.h"
23	#include "ExtPackUtil.h"
24
25	#include <iprt/buildconfig.h>
26	#include <iprt/ctype.h>
27	#include <iprt/dir.h>
28	#include <iprt/env.h>
29	#include <iprt/file.h>
30	#include <iprt/ldr.h>
31	#include <iprt/manifest.h>
32	#include <iprt/param.h>
33	#include <iprt/path.h>
34	#include <iprt/pipe.h>
35	#include <iprt/process.h>
36	#include <iprt/string.h>
37
38	#include <VBox/com/array.h>
39	#include <VBox/com/ErrorInfo.h>
40	#include <VBox/err.h>
41	#include <VBox/log.h>
42	#include <VBox/sup.h>
43	#include <VBox/version.h>
44	#include "AutoCaller.h"
45	#include "Global.h"
46	#include "ProgressImpl.h"
47	#if defined(VBOX_COM_INPROC)
48	# include "ConsoleImpl.h"
49	#else
50	# include "VirtualBoxImpl.h"
51	#endif
52
53
54	/*******************************************************************************
55	* Defined Constants And Macros *
56	*******************************************************************************/
57	/** @name VBOX_EXTPACK_HELPER_NAME
58	* The name of the utility application we employ to install and uninstall the
59	* extension packs. This is a set-uid-to-root binary on unixy platforms, which
60	* is why it has to be a separate application.
61	*/
62	#if defined(RT_OS_WINDOWS) \|\| defined(RT_OS_OS2)
63	# define VBOX_EXTPACK_HELPER_NAME "VBoxExtPackHelperApp.exe"
64	#else
65	# define VBOX_EXTPACK_HELPER_NAME "VBoxExtPackHelperApp"
66	#endif
67
68
69	/*******************************************************************************
70	* Structures and Typedefs *
71	*******************************************************************************/
72	struct ExtPackBaseData
73	{
74	public:
75	/** The extension pack descriptor (loaded from the XML, mostly). */
76	VBOXEXTPACKDESC Desc;
77	/** The file system object info of the XML file.
78	* This is for detecting changes and save time in refresh(). */
79	RTFSOBJINFO ObjInfoDesc;
80	/** Whether it's usable or not. */
81	bool fUsable;
82	/** Why it is unusable. */
83	Utf8Str strWhyUnusable;
84	};
85
86	#if !defined(VBOX_COM_INPROC)
87	/**
88	* Private extension pack data.
89	*/
90	struct ExtPackFile::Data : public ExtPackBaseData
91	{
92	public:
93	/** The path to the tarball. */
94	Utf8Str strExtPackFile;
95	/** The SHA-256 hash of the file (as string). */
96	Utf8Str strDigest;
97	/** The file handle of the extension pack file. */
98	RTFILE hExtPackFile;
99	/** Our manifest for the tarball. */
100	RTMANIFEST hOurManifest;
101	/** Pointer to the extension pack manager. */
102	ComObjPtr<ExtPackManager> ptrExtPackMgr;
103	/** Pointer to the VirtualBox object so we can create a progress object. */
104	VirtualBox *pVirtualBox;
105
106	RTMEMEF_NEW_AND_DELETE_OPERATORS();
107	};
108	#endif
109
110	/**
111	* Private extension pack data.
112	*/
113	struct ExtPack::Data : public ExtPackBaseData
114	{
115	public:
116	/** Where the extension pack is located. */
117	Utf8Str strExtPackPath;
118	/** The file system object info of the extension pack directory.
119	* This is for detecting changes and save time in refresh(). */
120	RTFSOBJINFO ObjInfoExtPack;
121	/** The full path to the main module. */
122	Utf8Str strMainModPath;
123	/** The file system object info of the main module.
124	* This is used to determin whether to bother try reload it. */
125	RTFSOBJINFO ObjInfoMainMod;
126	/** The module handle of the main extension pack module. */
127	RTLDRMOD hMainMod;
128
129	/** The helper callbacks for the extension pack. */
130	VBOXEXTPACKHLP Hlp;
131	/** Pointer back to the extension pack object (for Hlp methods). */
132	ExtPack *pThis;
133	/** The extension pack registration structure. */
134	PCVBOXEXTPACKREG pReg;
135	/** The current context. */
136	VBOXEXTPACKCTX enmContext;
137	/** Set if we've made the pfnVirtualBoxReady or pfnConsoleReady call. */
138	bool fMadeReadyCall;
139
140	RTMEMEF_NEW_AND_DELETE_OPERATORS();
141	};
142
143	/** List of extension packs. */
144	typedef std::list< ComObjPtr<ExtPack> > ExtPackList;
145
146	/**
147	* Private extension pack manager data.
148	*/
149	struct ExtPackManager::Data
150	{
151	/** The directory where the extension packs are installed. */
152	Utf8Str strBaseDir;
153	/** The directory where the certificates this installation recognizes are
154	* stored. */
155	Utf8Str strCertificatDirPath;
156	/** The list of installed extension packs. */
157	ExtPackList llInstalledExtPacks;
158	#if !defined(VBOX_COM_INPROC)
159	/** Pointer to the VirtualBox object, our parent. */
160	VirtualBox *pVirtualBox;
161	#endif
162	/** The current context. */
163	VBOXEXTPACKCTX enmContext;
164	#if !defined(RT_OS_WINDOWS) && !defined(RT_OS_DARWIN)
165	/** File handle for the VBoxVMM libary which we slurp because ExtPacks depend on it. */
166	RTLDRMOD hVBoxVMM;
167	#endif
168
169	RTMEMEF_NEW_AND_DELETE_OPERATORS();
170	};
171
172	#if !defined(VBOX_COM_INPROC)
173	/**
174	* Extension pack installation job.
175	*/
176	typedef struct EXTPACKINSTALLJOB
177	{
178	/** Smart pointer to the extension pack file. */
179	ComPtr<ExtPackFile> ptrExtPackFile;
180	/** The replace argument. */
181	bool fReplace;
182	/** The display info argument. */
183	Utf8Str strDisplayInfo;
184	/** Smart pointer to the extension manager. */
185	ComPtr<ExtPackManager> ptrExtPackMgr;
186	/** Smart pointer to the progress object for this job. */
187	ComObjPtr<Progress> ptrProgress;
188	} EXTPACKINSTALLJOB;
189	/** Pointer to an extension pack installation job. */
190	typedef EXTPACKINSTALLJOB *PEXTPACKINSTALLJOB;
191
192	/**
193	* Extension pack uninstallation job.
194	*/
195	typedef struct EXTPACKUNINSTALLJOB
196	{
197	/** Smart pointer to the extension manager. */
198	ComPtr<ExtPackManager> ptrExtPackMgr;
199	/** The name of the extension pack. */
200	Utf8Str strName;
201	/** The replace argument. */
202	bool fForcedRemoval;
203	/** The display info argument. */
204	Utf8Str strDisplayInfo;
205	/** Smart pointer to the progress object for this job. */
206	ComObjPtr<Progress> ptrProgress;
207	} EXTPACKUNINSTALLJOB;
208	/** Pointer to an extension pack uninstallation job. */
209	typedef EXTPACKUNINSTALLJOB *PEXTPACKUNINSTALLJOB;
210
211
212	DEFINE_EMPTY_CTOR_DTOR(ExtPackFile)
213
214	/**
215	* Called by ComObjPtr::createObject when creating the object.
216	*
217	* Just initialize the basic object state, do the rest in initWithDir().
218	*
219	* @returns S_OK.
220	*/
221	HRESULT ExtPackFile::FinalConstruct()
222	{
223	m = NULL;
224	return BaseFinalConstruct();
225	}
226
227	/**
228	* Initializes the extension pack by reading its file.
229	*
230	* @returns COM status code.
231	* @param a_pszFile The path to the extension pack file.
232	* @param a_pszDigest The SHA-256 digest of the file. Or an empty string.
233	* @param a_pExtPackMgr Pointer to the extension pack manager.
234	* @param a_pVirtualBox Pointer to the VirtualBox object.
235	*/
236	HRESULT ExtPackFile::initWithFile(const char a_pszFile, const char a_pszDigest, ExtPackManager *a_pExtPackMgr,
237	VirtualBox *a_pVirtualBox)
238	{
239	AutoInitSpan autoInitSpan(this);
240	AssertReturn(autoInitSpan.isOk(), E_FAIL);
241
242	/*
243	* Allocate + initialize our private data.
244	*/
245	m = new ExtPackFile::Data;
246	VBoxExtPackInitDesc(&m->Desc);
247	RT_ZERO(m->ObjInfoDesc);
248	m->fUsable = false;
249	m->strWhyUnusable = tr("ExtPack::init failed");
250	m->strExtPackFile = a_pszFile;
251	m->strDigest = a_pszDigest;
252	m->hExtPackFile = NIL_RTFILE;
253	m->hOurManifest = NIL_RTMANIFEST;
254	m->ptrExtPackMgr = a_pExtPackMgr;
255	m->pVirtualBox = a_pVirtualBox;
256
257	RTCString *pstrTarName = VBoxExtPackExtractNameFromTarballPath(a_pszFile);
258	if (pstrTarName)
259	{
260	m->Desc.strName = *pstrTarName;
261	delete pstrTarName;
262	pstrTarName = NULL;
263	}
264
265	autoInitSpan.setSucceeded();
266
267	/*
268	* Try open the extension pack and check that it is a regular file.
269	*/
270	int vrc = RTFileOpen(&m->hExtPackFile, a_pszFile,
271	RTFILE_O_READ \| RTFILE_O_DENY_WRITE \| RTFILE_O_OPEN);
272	if (RT_FAILURE(vrc))
273	{
274	if (vrc == VERR_FILE_NOT_FOUND \|\| vrc == VERR_PATH_NOT_FOUND)
275	return initFailed(tr("'%s' file not found"), a_pszFile);
276	return initFailed(tr("RTFileOpen('%s',,) failed with %Rrc"), a_pszFile, vrc);
277	}
278
279	RTFSOBJINFO ObjInfo;
280	vrc = RTFileQueryInfo(m->hExtPackFile, &ObjInfo, RTFSOBJATTRADD_UNIX);
281	if (RT_FAILURE(vrc))
282	return initFailed(tr("RTFileQueryInfo failed with %Rrc on '%s'"), vrc, a_pszFile);
283	if (!RTFS_IS_FILE(ObjInfo.Attr.fMode))
284	return initFailed(tr("Not a regular file: %s"), a_pszFile);
285
286	/*
287	* Validate the tarball and extract the XML file.
288	*/
289	char szError[8192];
290	RTVFSFILE hXmlFile;
291	vrc = VBoxExtPackValidateTarball(m->hExtPackFile, NULL /pszExtPackName/, a_pszFile, a_pszDigest,
292	szError, sizeof(szError), &m->hOurManifest, &hXmlFile, &m->strDigest);
293	if (RT_FAILURE(vrc))
294	return initFailed(tr("%s"), szError);
295
296	/*
297	* Parse the XML.
298	*/
299	RTCString strSavedName(m->Desc.strName);
300	RTCString *pStrLoadErr = VBoxExtPackLoadDescFromVfsFile(hXmlFile, &m->Desc, &m->ObjInfoDesc);
301	RTVfsFileRelease(hXmlFile);
302	if (pStrLoadErr != NULL)
303	{
304	m->strWhyUnusable.printf(tr("Failed to the xml file: %s"), pStrLoadErr->c_str());
305	m->Desc.strName = strSavedName;
306	delete pStrLoadErr;
307	return S_OK;
308	}
309
310	/*
311	* Match the tarball name with the name from the XML.
312	*/
313	/** @todo drop this restriction after the old install interface is
314	* dropped. */
315	if (!strSavedName.equalsIgnoreCase(m->Desc.strName))
316	return initFailed(tr("Extension pack name mismatch between the downloaded file and the XML inside it (xml='%s' file='%s')"),
317	m->Desc.strName.c_str(), strSavedName.c_str());
318
319
320	m->fUsable = true;
321	m->strWhyUnusable.setNull();
322	return S_OK;
323	}
324
325	/**
326	* Protected helper that formats the strWhyUnusable value.
327	*
328	* @returns S_OK
329	* @param a_pszWhyFmt Why it failed, format string.
330	* @param ... The format arguments.
331	*/
332	HRESULT ExtPackFile::initFailed(const char *a_pszWhyFmt, ...)
333	{
334	va_list va;
335	va_start(va, a_pszWhyFmt);
336	m->strWhyUnusable.printfV(a_pszWhyFmt, va);
337	va_end(va);
338	return S_OK;
339	}
340
341	/**
342	* COM cruft.
343	*/
344	void ExtPackFile::FinalRelease()
345	{
346	uninit();
347	BaseFinalRelease();
348	}
349
350	/**
351	* Do the actual cleanup.
352	*/
353	void ExtPackFile::uninit()
354	{
355	/* Enclose the state transition Ready->InUninit->NotReady */
356	AutoUninitSpan autoUninitSpan(this);
357	if (!autoUninitSpan.uninitDone() && m != NULL)
358	{
359	VBoxExtPackFreeDesc(&m->Desc);
360	RTFileClose(m->hExtPackFile);
361	m->hExtPackFile = NIL_RTFILE;
362	RTManifestRelease(m->hOurManifest);
363	m->hOurManifest = NIL_RTMANIFEST;
364
365	delete m;
366	m = NULL;
367	}
368	}
369
370	HRESULT ExtPackFile::getName(com::Utf8Str &aName)
371	{
372	aName = m->Desc.strName;
373	return S_OK;
374	}
375
376	HRESULT ExtPackFile::getDescription(com::Utf8Str &aDescription)
377	{
378	aDescription = m->Desc.strDescription;
379	return S_OK;
380	}
381
382	HRESULT ExtPackFile::getVersion(com::Utf8Str &aVersion)
383	{
384	aVersion = m->Desc.strVersion;
385	return S_OK;
386	}
387
388	HRESULT ExtPackFile::getEdition(com::Utf8Str &aEdition)
389	{
390	aEdition = m->Desc.strEdition;
391	return S_OK;
392	}
393
394	HRESULT ExtPackFile::getRevision(ULONG *aRevision)
395	{
396	*aRevision = m->Desc.uRevision;
397	return S_OK;
398	}
399
400	HRESULT ExtPackFile::getVRDEModule(com::Utf8Str &aVRDEModule)
401	{
402	aVRDEModule = m->Desc.strVrdeModule;
403	return S_OK;
404	}
405
406	HRESULT ExtPackFile::getPlugIns(std::vector<ComPtr<IExtPackPlugIn> > &aPlugIns)
407	{
408	/** @todo implement plug-ins. */
409	#ifdef VBOX_WITH_XPCOM
410	NOREF(aPlugIns);
411	#endif
412	NOREF(aPlugIns);
413	ReturnComNotImplemented();
414	}
415
416	HRESULT ExtPackFile::getUsable(BOOL *aUsable)
417	{
418	*aUsable = m->fUsable;
419	return S_OK;
420	}
421
422	HRESULT ExtPackFile::getWhyUnusable(com::Utf8Str &aWhyUnusable)
423	{
424	aWhyUnusable = m->strWhyUnusable;
425	return S_OK;
426	}
427
428	HRESULT ExtPackFile::getShowLicense(BOOL *aShowLicense)
429	{
430	*aShowLicense = m->Desc.fShowLicense;
431	return S_OK;
432	}
433
434	HRESULT ExtPackFile::getLicense(com::Utf8Str &aLicense)
435	{
436	Utf8Str strHtml("html");
437	Utf8Str str("");
438	return queryLicense(str, str, strHtml, aLicense);
439	}
440
441	/* Same as ExtPack::QueryLicense, should really explore the subject of base classes here... */
442	HRESULT ExtPackFile::queryLicense(const com::Utf8Str &aPreferredLocale, const com::Utf8Str &aPreferredLanguage,
443	const com::Utf8Str &aFormat, com::Utf8Str &aLicenseText)
444	{
445	HRESULT hrc = S_OK;
446
447	/*
448	* Validate input.
449	*/
450
451	if (aPreferredLocale.length() != 2 && aPreferredLocale.length() != 0)
452	return setError(E_FAIL, tr("The preferred locale is a two character string or empty."));
453
454	if (aPreferredLanguage.length() != 2 && aPreferredLanguage.length() != 0)
455	return setError(E_FAIL, tr("The preferred lanuage is a two character string or empty."));
456
457	if ( !aFormat.equals("html")
458	&& !aFormat.equals("rtf")
459	&& !aFormat.equals("txt"))
460	return setError(E_FAIL, tr("The license format can only have the values 'html', 'rtf' and 'txt'."));
461
462	/*
463	* Combine the options to form a file name before locking down anything.
464	*/
465	char szName[sizeof(VBOX_EXTPACK_LICENSE_NAME_PREFIX "-de_DE.html") + 2];
466	if (aPreferredLocale.isNotEmpty() && aPreferredLanguage.isNotEmpty())
467	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s_%s.%s",
468	aPreferredLocale.c_str(), aPreferredLanguage.c_str(), aFormat.c_str());
469	else if (aPreferredLocale.isNotEmpty())
470	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s.%s",
471	aPreferredLocale.c_str(), aFormat.c_str());
472	else if (aPreferredLanguage.isNotEmpty())
473	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-_%s.%s",
474	aPreferredLocale.c_str(), aFormat.c_str());
475	else
476	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX ".%s",
477	aFormat.c_str());
478	/*
479	* Lock the extension pack. We need a write lock here as there must not be
480	* concurrent accesses to the tar file handle.
481	*/
482	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
483
484	/*
485	* Do not permit this query on a pack that isn't considered usable (could
486	* be marked so because of bad license files).
487	*/
488	if (!m->fUsable)
489	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
490	else
491	{
492	/*
493	* Look it up in the manifest before scanning the tarball for it
494	*/
495	if (RTManifestEntryExists(m->hOurManifest, szName))
496	{
497	RTVFSFSSTREAM hTarFss;
498	char szError[8192];
499	int vrc = VBoxExtPackOpenTarFss(m->hExtPackFile, szError, sizeof(szError), &hTarFss, NULL);
500	if (RT_SUCCESS(vrc))
501	{
502	for (;;)
503	{
504	/* Get the first/next. */
505	char *pszName;
506	RTVFSOBJ hVfsObj;
507	RTVFSOBJTYPE enmType;
508	vrc = RTVfsFsStrmNext(hTarFss, &pszName, &enmType, &hVfsObj);
509	if (RT_FAILURE(vrc))
510	{
511	if (vrc != VERR_EOF)
512	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTVfsFsStrmNext failed: %Rrc"), vrc);
513	else
514	hrc = setError(E_UNEXPECTED, tr("'%s' was found in the manifest but not in the tarball"), szName);
515	break;
516	}
517
518	/* Is this it? */
519	const char *pszAdjName = pszName[0] == '.' && pszName[1] == '/' ? &pszName[2] : pszName;
520	if ( !strcmp(pszAdjName, szName)
521	&& ( enmType == RTVFSOBJTYPE_IO_STREAM
522	\|\| enmType == RTVFSOBJTYPE_FILE))
523	{
524	RTVFSIOSTREAM hVfsIos = RTVfsObjToIoStream(hVfsObj);
525	RTVfsObjRelease(hVfsObj);
526	RTStrFree(pszName);
527
528	/* Load the file into memory. */
529	RTFSOBJINFO ObjInfo;
530	vrc = RTVfsIoStrmQueryInfo(hVfsIos, &ObjInfo, RTFSOBJATTRADD_NOTHING);
531	if (RT_SUCCESS(vrc))
532	{
533	size_t cbFile = (size_t)ObjInfo.cbObject;
534	void *pvFile = RTMemAllocZ(cbFile + 1);
535	if (pvFile)
536	{
537	vrc = RTVfsIoStrmRead(hVfsIos, pvFile, cbFile, true /fBlocking/, NULL);
538	if (RT_SUCCESS(vrc))
539	{
540	/* try translate it into a string we can return. */
541	Bstr bstrLicense((const char *)pvFile, cbFile);
542	if (bstrLicense.isNotEmpty())
543	{
544	aLicenseText = Utf8Str(bstrLicense);
545	hrc = S_OK;
546	}
547	else
548	hrc = setError(VBOX_E_IPRT_ERROR,
549	tr("The license file '%s' is empty or contains invalid UTF-8 encoding"),
550	szName);
551	}
552	else
553	hrc = setError(VBOX_E_IPRT_ERROR, tr("Failed to read '%s': %Rrc"), szName, vrc);
554	RTMemFree(pvFile);
555	}
556	else
557	hrc = setError(E_OUTOFMEMORY, tr("Failed to allocate %zu bytes for '%s'"), cbFile, szName);
558	}
559	else
560	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTVfsIoStrmQueryInfo on '%s': %Rrc"), szName, vrc);
561	RTVfsIoStrmRelease(hVfsIos);
562	break;
563	}
564
565	/* Release current. */
566	RTVfsObjRelease(hVfsObj);
567	RTStrFree(pszName);
568	}
569	RTVfsFsStrmRelease(hTarFss);
570	}
571	else
572	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("%s"), szError);
573	}
574	else
575	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("The license file '%s' was not found in '%s'"),
576	szName, m->strExtPackFile.c_str());
577	}
578	return hrc;
579	}
580
581	HRESULT ExtPackFile::getFilePath(com::Utf8Str &aFilePath)
582	{
583
584	aFilePath = m->strExtPackFile;
585	return S_OK;
586	}
587
588	HRESULT ExtPackFile::install(BOOL aReplace, const com::Utf8Str &aDisplayInfo, ComPtr<IProgress> &aProgress)
589	{
590	HRESULT hrc = S_OK;
591
592	if (m->fUsable)
593	{
594	PEXTPACKINSTALLJOB pJob = NULL;
595	try
596	{
597	pJob = new EXTPACKINSTALLJOB;
598	pJob->ptrExtPackFile = this;
599	pJob->fReplace = aReplace != FALSE;
600	pJob->strDisplayInfo = aDisplayInfo;
601	pJob->ptrExtPackMgr = m->ptrExtPackMgr;
602	hrc = pJob->ptrProgress.createObject();
603	if (SUCCEEDED(hrc))
604	{
605	Bstr bstrDescription = tr("Installing extension pack");
606	hrc = pJob->ptrProgress->init(
607	#ifndef VBOX_COM_INPROC
608	m->pVirtualBox,
609	#endif
610	static_cast<IExtPackFile *>(this),
611	bstrDescription.raw(),
612	FALSE /aCancelable/);
613	}
614	if (SUCCEEDED(hrc))
615	{
616	ComPtr<Progress> ptrProgress = pJob->ptrProgress;
617	int vrc = RTThreadCreate(NULL /phThread/, ExtPackManager::i_doInstallThreadProc, pJob, 0,
618	RTTHREADTYPE_DEFAULT, 0 /fFlags/, "ExtPackInst");
619	if (RT_SUCCESS(vrc))
620	{
621	pJob = NULL; /* the thread deletes it */
622	ptrProgress.queryInterfaceTo(aProgress.asOutParam());
623	}
624	else
625	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTThreadCreate failed with %Rrc"), vrc);
626	}
627	}
628	catch (std::bad_alloc)
629	{
630	hrc = E_OUTOFMEMORY;
631	}
632	if (pJob)
633	delete pJob;
634	}
635	else
636	hrc = setError(E_FAIL, "%s", m->strWhyUnusable.c_str());
637	return hrc;
638	}
639
640	#endif
641
642
643
644
645	DEFINE_EMPTY_CTOR_DTOR(ExtPack)
646
647	/**
648	* Called by ComObjPtr::createObject when creating the object.
649	*
650	* Just initialize the basic object state, do the rest in initWithDir().
651	*
652	* @returns S_OK.
653	*/
654	HRESULT ExtPack::FinalConstruct()
655	{
656	m = NULL;
657	return S_OK;
658	}
659
660	/**
661	* Initializes the extension pack by reading its file.
662	*
663	* @returns COM status code.
664	* @param a_enmContext The context we're in.
665	* @param a_pszName The name of the extension pack. This is also the
666	* name of the subdirector under @a a_pszParentDir
667	* where the extension pack is installed.
668	* @param a_pszDir The extension pack directory name.
669	*/
670	HRESULT ExtPack::initWithDir(VBOXEXTPACKCTX a_enmContext, const char a_pszName, const char a_pszDir)
671	{
672	AutoInitSpan autoInitSpan(this);
673	AssertReturn(autoInitSpan.isOk(), E_FAIL);
674
675	static const VBOXEXTPACKHLP s_HlpTmpl =
676	{
677	/* u32Version = */ VBOXEXTPACKHLP_VERSION,
678	/* uVBoxFullVersion = */ VBOX_FULL_VERSION,
679	/* uVBoxVersionRevision = */ 0,
680	/* u32Padding = */ 0,
681	/* pszVBoxVersion = */ "",
682	/* pfnFindModule = */ ExtPack::i_hlpFindModule,
683	/* pfnGetFilePath = */ ExtPack::i_hlpGetFilePath,
684	/* pfnGetContext = */ ExtPack::i_hlpGetContext,
685	/* pfnLoadHGCMService = */ ExtPack::i_hlpLoadHGCMService,
686	/* pfnLoadVDPlugin = */ ExtPack::i_hlpLoadVDPlugin,
687	/* pfnUnloadVDPlugin = */ ExtPack::i_hlpUnloadVDPlugin,
688	/* pfnReserved1 = */ ExtPack::i_hlpReservedN,
689	/* pfnReserved2 = */ ExtPack::i_hlpReservedN,
690	/* pfnReserved3 = */ ExtPack::i_hlpReservedN,
691	/* pfnReserved4 = */ ExtPack::i_hlpReservedN,
692	/* pfnReserved5 = */ ExtPack::i_hlpReservedN,
693	/* pfnReserved6 = */ ExtPack::i_hlpReservedN,
694	/* u32EndMarker = */ VBOXEXTPACKHLP_VERSION
695	};
696
697	/*
698	* Allocate + initialize our private data.
699	*/
700	m = new Data;
701	VBoxExtPackInitDesc(&m->Desc);
702	m->Desc.strName = a_pszName;
703	RT_ZERO(m->ObjInfoDesc);
704	m->fUsable = false;
705	m->strWhyUnusable = tr("ExtPack::init failed");
706	m->strExtPackPath = a_pszDir;
707	RT_ZERO(m->ObjInfoExtPack);
708	m->strMainModPath.setNull();
709	RT_ZERO(m->ObjInfoMainMod);
710	m->hMainMod = NIL_RTLDRMOD;
711	m->Hlp = s_HlpTmpl;
712	m->Hlp.pszVBoxVersion = RTBldCfgVersion();
713	m->Hlp.uVBoxInternalRevision = RTBldCfgRevision();
714	m->pThis = this;
715	m->pReg = NULL;
716	m->enmContext = a_enmContext;
717	m->fMadeReadyCall = false;
718
719	/*
720	* Make sure the SUPR3Hardened API works (ignoring errors for now).
721	*/
722	int rc = SUPR3HardenedVerifyInit();
723	if (RT_FAILURE(rc))
724	LogRel(("SUPR3HardenedVerifyInit failed: %Rrc\n", rc));
725
726	/*
727	* Probe the extension pack (this code is shared with refresh()).
728	*/
729	i_probeAndLoad();
730
731	autoInitSpan.setSucceeded();
732	return S_OK;
733	}
734
735	/**
736	* COM cruft.
737	*/
738	void ExtPack::FinalRelease()
739	{
740	uninit();
741	}
742
743	/**
744	* Do the actual cleanup.
745	*/
746	void ExtPack::uninit()
747	{
748	/* Enclose the state transition Ready->InUninit->NotReady */
749	AutoUninitSpan autoUninitSpan(this);
750	if (!autoUninitSpan.uninitDone() && m != NULL)
751	{
752	if (m->hMainMod != NIL_RTLDRMOD)
753	{
754	AssertPtr(m->pReg);
755	if (m->pReg->pfnUnload != NULL)
756	m->pReg->pfnUnload(m->pReg);
757
758	RTLdrClose(m->hMainMod);
759	m->hMainMod = NIL_RTLDRMOD;
760	m->pReg = NULL;
761	}
762
763	VBoxExtPackFreeDesc(&m->Desc);
764
765	delete m;
766	m = NULL;
767	}
768	}
769
770
771	/**
772	* Calls the installed hook.
773	*
774	* @returns true if we left the lock, false if we didn't.
775	* @param a_pVirtualBox The VirtualBox interface.
776	* @param a_pLock The write lock held by the caller.
777	* @param pErrInfo Where to return error information.
778	*/
779	bool ExtPack::i_callInstalledHook(IVirtualBox a_pVirtualBox, AutoWriteLock a_pLock, PRTERRINFO pErrInfo)
780	{
781	if ( m != NULL
782	&& m->hMainMod != NIL_RTLDRMOD)
783	{
784	if (m->pReg->pfnInstalled)
785	{
786	ComPtr<ExtPack> ptrSelfRef = this;
787	a_pLock->release();
788	pErrInfo->rc = m->pReg->pfnInstalled(m->pReg, a_pVirtualBox, pErrInfo);
789	a_pLock->acquire();
790	return true;
791	}
792	}
793	pErrInfo->rc = VINF_SUCCESS;
794	return false;
795	}
796
797	/**
798	* Calls the uninstall hook and closes the module.
799	*
800	* @returns S_OK or COM error status with error information.
801	* @param a_pVirtualBox The VirtualBox interface.
802	* @param a_fForcedRemoval When set, we'll ignore complaints from the
803	* uninstall hook.
804	* @remarks The caller holds the manager's write lock, not released.
805	*/
806	HRESULT ExtPack::i_callUninstallHookAndClose(IVirtualBox *a_pVirtualBox, bool a_fForcedRemoval)
807	{
808	HRESULT hrc = S_OK;
809
810	if ( m != NULL
811	&& m->hMainMod != NIL_RTLDRMOD)
812	{
813	if (m->pReg->pfnUninstall && !a_fForcedRemoval)
814	{
815	int vrc = m->pReg->pfnUninstall(m->pReg, a_pVirtualBox);
816	if (RT_FAILURE(vrc))
817	{
818	LogRel(("ExtPack pfnUninstall returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
819	if (!a_fForcedRemoval)
820	hrc = setError(E_FAIL, tr("pfnUninstall returned %Rrc"), vrc);
821	}
822	}
823	if (SUCCEEDED(hrc))
824	{
825	RTLdrClose(m->hMainMod);
826	m->hMainMod = NIL_RTLDRMOD;
827	m->pReg = NULL;
828	}
829	}
830
831	return hrc;
832	}
833
834	/**
835	* Calls the pfnVirtualBoxReady hook.
836	*
837	* @returns true if we left the lock, false if we didn't.
838	* @param a_pVirtualBox The VirtualBox interface.
839	* @param a_pLock The write lock held by the caller.
840	*/
841	bool ExtPack::i_callVirtualBoxReadyHook(IVirtualBox a_pVirtualBox, AutoWriteLock a_pLock)
842	{
843	if ( m != NULL
844	&& m->fUsable
845	&& !m->fMadeReadyCall)
846	{
847	m->fMadeReadyCall = true;
848	if (m->pReg->pfnVirtualBoxReady)
849	{
850	ComPtr<ExtPack> ptrSelfRef = this;
851	a_pLock->release();
852	m->pReg->pfnVirtualBoxReady(m->pReg, a_pVirtualBox);
853	a_pLock->acquire();
854	return true;
855	}
856	}
857	return false;
858	}
859
860	/**
861	* Calls the pfnConsoleReady hook.
862	*
863	* @returns true if we left the lock, false if we didn't.
864	* @param a_pConsole The Console interface.
865	* @param a_pLock The write lock held by the caller.
866	*/
867	bool ExtPack::i_callConsoleReadyHook(IConsole a_pConsole, AutoWriteLock a_pLock)
868	{
869	if ( m != NULL
870	&& m->fUsable
871	&& !m->fMadeReadyCall)
872	{
873	m->fMadeReadyCall = true;
874	if (m->pReg->pfnConsoleReady)
875	{
876	ComPtr<ExtPack> ptrSelfRef = this;
877	a_pLock->release();
878	m->pReg->pfnConsoleReady(m->pReg, a_pConsole);
879	a_pLock->acquire();
880	return true;
881	}
882	}
883	return false;
884	}
885
886	/**
887	* Calls the pfnVMCreate hook.
888	*
889	* @returns true if we left the lock, false if we didn't.
890	* @param a_pVirtualBox The VirtualBox interface.
891	* @param a_pMachine The machine interface of the new VM.
892	* @param a_pLock The write lock held by the caller.
893	*/
894	bool ExtPack::i_callVmCreatedHook(IVirtualBox a_pVirtualBox, IMachine a_pMachine, AutoWriteLock *a_pLock)
895	{
896	if ( m != NULL
897	&& m->fUsable)
898	{
899	if (m->pReg->pfnVMCreated)
900	{
901	ComPtr<ExtPack> ptrSelfRef = this;
902	a_pLock->release();
903	m->pReg->pfnVMCreated(m->pReg, a_pVirtualBox, a_pMachine);
904	a_pLock->acquire();
905	return true;
906	}
907	}
908	return false;
909	}
910
911	/**
912	* Calls the pfnVMConfigureVMM hook.
913	*
914	* @returns true if we left the lock, false if we didn't.
915	* @param a_pConsole The console interface.
916	* @param a_pVM The VM handle.
917	* @param a_pLock The write lock held by the caller.
918	* @param a_pvrc Where to return the status code of the
919	* callback. This is always set. LogRel is
920	* called on if a failure status is returned.
921	*/
922	bool ExtPack::i_callVmConfigureVmmHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock, int *a_pvrc)
923	{
924	*a_pvrc = VINF_SUCCESS;
925	if ( m != NULL
926	&& m->fUsable)
927	{
928	if (m->pReg->pfnVMConfigureVMM)
929	{
930	ComPtr<ExtPack> ptrSelfRef = this;
931	a_pLock->release();
932	int vrc = m->pReg->pfnVMConfigureVMM(m->pReg, a_pConsole, a_pVM);
933	*a_pvrc = vrc;
934	a_pLock->acquire();
935	if (RT_FAILURE(vrc))
936	LogRel(("ExtPack pfnVMConfigureVMM returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
937	return true;
938	}
939	}
940	return false;
941	}
942
943	/**
944	* Calls the pfnVMPowerOn hook.
945	*
946	* @returns true if we left the lock, false if we didn't.
947	* @param a_pConsole The console interface.
948	* @param a_pVM The VM handle.
949	* @param a_pLock The write lock held by the caller.
950	* @param a_pvrc Where to return the status code of the
951	* callback. This is always set. LogRel is
952	* called on if a failure status is returned.
953	*/
954	bool ExtPack::i_callVmPowerOnHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock, int *a_pvrc)
955	{
956	*a_pvrc = VINF_SUCCESS;
957	if ( m != NULL
958	&& m->fUsable)
959	{
960	if (m->pReg->pfnVMPowerOn)
961	{
962	ComPtr<ExtPack> ptrSelfRef = this;
963	a_pLock->release();
964	int vrc = m->pReg->pfnVMPowerOn(m->pReg, a_pConsole, a_pVM);
965	*a_pvrc = vrc;
966	a_pLock->acquire();
967	if (RT_FAILURE(vrc))
968	LogRel(("ExtPack pfnVMPowerOn returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
969	return true;
970	}
971	}
972	return false;
973	}
974
975	/**
976	* Calls the pfnVMPowerOff hook.
977	*
978	* @returns true if we left the lock, false if we didn't.
979	* @param a_pConsole The console interface.
980	* @param a_pVM The VM handle.
981	* @param a_pLock The write lock held by the caller.
982	*/
983	bool ExtPack::i_callVmPowerOffHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock)
984	{
985	if ( m != NULL
986	&& m->fUsable)
987	{
988	if (m->pReg->pfnVMPowerOff)
989	{
990	ComPtr<ExtPack> ptrSelfRef = this;
991	a_pLock->release();
992	m->pReg->pfnVMPowerOff(m->pReg, a_pConsole, a_pVM);
993	a_pLock->acquire();
994	return true;
995	}
996	}
997	return false;
998	}
999
1000	/**
1001	* Check if the extension pack is usable and has an VRDE module.
1002	*
1003	* @returns S_OK or COM error status with error information.
1004	*
1005	* @remarks Caller holds the extension manager lock for reading, no locking
1006	* necessary.
1007	*/
1008	HRESULT ExtPack::i_checkVrde(void)
1009	{
1010	HRESULT hrc;
1011	if ( m != NULL
1012	&& m->fUsable)
1013	{
1014	if (m->Desc.strVrdeModule.isNotEmpty())
1015	hrc = S_OK;
1016	else
1017	hrc = setError(E_FAIL, tr("The extension pack '%s' does not include a VRDE module"), m->Desc.strName.c_str());
1018	}
1019	else
1020	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
1021	return hrc;
1022	}
1023
1024	/**
1025	* Same as checkVrde(), except that it also resolves the path to the module.
1026	*
1027	* @returns S_OK or COM error status with error information.
1028	* @param a_pstrVrdeLibrary Where to return the path on success.
1029	*
1030	* @remarks Caller holds the extension manager lock for reading, no locking
1031	* necessary.
1032	*/
1033	HRESULT ExtPack::i_getVrdpLibraryName(Utf8Str *a_pstrVrdeLibrary)
1034	{
1035	HRESULT hrc = i_checkVrde();
1036	if (SUCCEEDED(hrc))
1037	{
1038	if (i_findModule(m->Desc.strVrdeModule.c_str(), NULL, VBOXEXTPACKMODKIND_R3,
1039	a_pstrVrdeLibrary, NULL /a_pfNative/, NULL /a_pObjInfo/))
1040	hrc = S_OK;
1041	else
1042	hrc = setError(E_FAIL, tr("Failed to locate the VRDE module '%s' in extension pack '%s'"),
1043	m->Desc.strVrdeModule.c_str(), m->Desc.strName.c_str());
1044	}
1045	return hrc;
1046	}
1047
1048	/**
1049	* Resolves the path to the module.
1050	*
1051	* @returns S_OK or COM error status with error information.
1052	* @param a_pszModuleName The library.
1053	* @param a_pstrLibrary Where to return the path on success.
1054	*
1055	* @remarks Caller holds the extension manager lock for reading, no locking
1056	* necessary.
1057	*/
1058	HRESULT ExtPack::i_getLibraryName(const char a_pszModuleName, Utf8Str a_pstrLibrary)
1059	{
1060	HRESULT hrc;
1061	if (i_findModule(a_pszModuleName, NULL, VBOXEXTPACKMODKIND_R3,
1062	a_pstrLibrary, NULL /a_pfNative/, NULL /a_pObjInfo/))
1063	hrc = S_OK;
1064	else
1065	hrc = setError(E_FAIL, tr("Failed to locate the module '%s' in extension pack '%s'"),
1066	a_pszModuleName, m->Desc.strName.c_str());
1067	return hrc;
1068	}
1069
1070	/**
1071	* Check if this extension pack wishes to be the default VRDE provider.
1072	*
1073	* @returns @c true if it wants to and it is in a usable state, otherwise
1074	* @c false.
1075	*
1076	* @remarks Caller holds the extension manager lock for reading, no locking
1077	* necessary.
1078	*/
1079	bool ExtPack::i_wantsToBeDefaultVrde(void) const
1080	{
1081	return m->fUsable
1082	&& m->Desc.strVrdeModule.isNotEmpty();
1083	}
1084
1085	/**
1086	* Refreshes the extension pack state.
1087	*
1088	* This is called by the manager so that the on disk changes are picked up.
1089	*
1090	* @returns S_OK or COM error status with error information.
1091	*
1092	* @param a_pfCanDelete Optional can-delete-this-object output indicator.
1093	*
1094	* @remarks Caller holds the extension manager lock for writing.
1095	* @remarks Only called in VBoxSVC.
1096	*/
1097	HRESULT ExtPack::i_refresh(bool *a_pfCanDelete)
1098	{
1099	if (a_pfCanDelete)
1100	*a_pfCanDelete = false;
1101
1102	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS); /* for the COMGETTERs */
1103
1104	/*
1105	* Has the module been deleted?
1106	*/
1107	RTFSOBJINFO ObjInfoExtPack;
1108	int vrc = RTPathQueryInfoEx(m->strExtPackPath.c_str(), &ObjInfoExtPack, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1109	if ( RT_FAILURE(vrc)
1110	\|\| !RTFS_IS_DIRECTORY(ObjInfoExtPack.Attr.fMode))
1111	{
1112	if (a_pfCanDelete)
1113	*a_pfCanDelete = true;
1114	return S_OK;
1115	}
1116
1117	/*
1118	* We've got a directory, so try query file system object info for the
1119	* files we are interested in as well.
1120	*/
1121	RTFSOBJINFO ObjInfoDesc;
1122	char szDescFilePath[RTPATH_MAX];
1123	vrc = RTPathJoin(szDescFilePath, sizeof(szDescFilePath), m->strExtPackPath.c_str(), VBOX_EXTPACK_DESCRIPTION_NAME);
1124	if (RT_SUCCESS(vrc))
1125	vrc = RTPathQueryInfoEx(szDescFilePath, &ObjInfoDesc, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1126	if (RT_FAILURE(vrc))
1127	RT_ZERO(ObjInfoDesc);
1128
1129	RTFSOBJINFO ObjInfoMainMod;
1130	if (m->strMainModPath.isNotEmpty())
1131	vrc = RTPathQueryInfoEx(m->strMainModPath.c_str(), &ObjInfoMainMod, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1132	if (m->strMainModPath.isEmpty() \|\| RT_FAILURE(vrc))
1133	RT_ZERO(ObjInfoMainMod);
1134
1135	/*
1136	* If we have a usable module already, just verify that things haven't
1137	* changed since we loaded it.
1138	*/
1139	if (m->fUsable)
1140	{
1141	if (m->hMainMod == NIL_RTLDRMOD)
1142	i_probeAndLoad();
1143	else if ( !i_objinfoIsEqual(&ObjInfoDesc, &m->ObjInfoDesc)
1144	\|\| !i_objinfoIsEqual(&ObjInfoMainMod, &m->ObjInfoMainMod)
1145	\|\| !i_objinfoIsEqual(&ObjInfoExtPack, &m->ObjInfoExtPack) )
1146	{
1147	/** @todo not important, so it can wait. */
1148	}
1149	}
1150	/*
1151	* Ok, it is currently not usable. If anything has changed since last time
1152	* reprobe the extension pack.
1153	*/
1154	else if ( !i_objinfoIsEqual(&ObjInfoDesc, &m->ObjInfoDesc)
1155	\|\| !i_objinfoIsEqual(&ObjInfoMainMod, &m->ObjInfoMainMod)
1156	\|\| !i_objinfoIsEqual(&ObjInfoExtPack, &m->ObjInfoExtPack) )
1157	i_probeAndLoad();
1158
1159	return S_OK;
1160	}
1161
1162	/**
1163	* Probes the extension pack, loading the main dll and calling its registration
1164	* entry point.
1165	*
1166	* This updates the state accordingly, the strWhyUnusable and fUnusable members
1167	* being the most important ones.
1168	*/
1169	void ExtPack::i_probeAndLoad(void)
1170	{
1171	m->fUsable = false;
1172	m->fMadeReadyCall = false;
1173
1174	/*
1175	* Query the file system info for the extension pack directory. This and
1176	* all other file system info we save is for the benefit of refresh().
1177	*/
1178	int vrc = RTPathQueryInfoEx(m->strExtPackPath.c_str(), &m->ObjInfoExtPack, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1179	if (RT_FAILURE(vrc))
1180	{
1181	m->strWhyUnusable.printf(tr("RTPathQueryInfoEx on '%s' failed: %Rrc"), m->strExtPackPath.c_str(), vrc);
1182	return;
1183	}
1184	if (!RTFS_IS_DIRECTORY(m->ObjInfoExtPack.Attr.fMode))
1185	{
1186	if (RTFS_IS_SYMLINK(m->ObjInfoExtPack.Attr.fMode))
1187	m->strWhyUnusable.printf(tr("'%s' is a symbolic link, this is not allowed"),
1188	m->strExtPackPath.c_str(), vrc);
1189	else if (RTFS_IS_FILE(m->ObjInfoExtPack.Attr.fMode))
1190	m->strWhyUnusable.printf(tr("'%s' is a symbolic file, not a directory"),
1191	m->strExtPackPath.c_str(), vrc);
1192	else
1193	m->strWhyUnusable.printf(tr("'%s' is not a directory (fMode=%#x)"),
1194	m->strExtPackPath.c_str(), m->ObjInfoExtPack.Attr.fMode);
1195	return;
1196	}
1197
1198	RTERRINFOSTATIC ErrInfo;
1199	RTErrInfoInitStatic(&ErrInfo);
1200	vrc = SUPR3HardenedVerifyDir(m->strExtPackPath.c_str(), true /fRecursive/, true /fCheckFiles/, &ErrInfo.Core);
1201	if (RT_FAILURE(vrc))
1202	{
1203	m->strWhyUnusable.printf(tr("%s (rc=%Rrc)"), ErrInfo.Core.pszMsg, vrc);
1204	return;
1205	}
1206
1207	/*
1208	* Read the description file.
1209	*/
1210	RTCString strSavedName(m->Desc.strName);
1211	RTCString *pStrLoadErr = VBoxExtPackLoadDesc(m->strExtPackPath.c_str(), &m->Desc, &m->ObjInfoDesc);
1212	if (pStrLoadErr != NULL)
1213	{
1214	m->strWhyUnusable.printf(tr("Failed to load '%s/%s': %s"),
1215	m->strExtPackPath.c_str(), VBOX_EXTPACK_DESCRIPTION_NAME, pStrLoadErr->c_str());
1216	m->Desc.strName = strSavedName;
1217	delete pStrLoadErr;
1218	return;
1219	}
1220
1221	/*
1222	* Make sure the XML name and directory matches.
1223	*/
1224	if (!m->Desc.strName.equalsIgnoreCase(strSavedName))
1225	{
1226	m->strWhyUnusable.printf(tr("The description name ('%s') and directory name ('%s') does not match"),
1227	m->Desc.strName.c_str(), strSavedName.c_str());
1228	m->Desc.strName = strSavedName;
1229	return;
1230	}
1231
1232	/*
1233	* Load the main DLL and call the predefined entry point.
1234	*/
1235	bool fIsNative;
1236	if (!i_findModule(m->Desc.strMainModule.c_str(), NULL /* default extension */, VBOXEXTPACKMODKIND_R3,
1237	&m->strMainModPath, &fIsNative, &m->ObjInfoMainMod))
1238	{
1239	m->strWhyUnusable.printf(tr("Failed to locate the main module ('%s')"), m->Desc.strMainModule.c_str());
1240	return;
1241	}
1242
1243	vrc = SUPR3HardenedVerifyPlugIn(m->strMainModPath.c_str(), &ErrInfo.Core);
1244	if (RT_FAILURE(vrc))
1245	{
1246	m->strWhyUnusable.printf(tr("%s"), ErrInfo.Core.pszMsg);
1247	return;
1248	}
1249
1250	if (fIsNative)
1251	{
1252	vrc = SUPR3HardenedLdrLoadPlugIn(m->strMainModPath.c_str(), &m->hMainMod, &ErrInfo.Core);
1253	if (RT_FAILURE(vrc))
1254	{
1255	m->hMainMod = NIL_RTLDRMOD;
1256	m->strWhyUnusable.printf(tr("Failed to load the main module ('%s'): %Rrc - %s"),
1257	m->strMainModPath.c_str(), vrc, ErrInfo.Core.pszMsg);
1258	return;
1259	}
1260	}
1261	else
1262	{
1263	m->strWhyUnusable.printf(tr("Only native main modules are currently supported"));
1264	return;
1265	}
1266
1267	/*
1268	* Resolve the predefined entry point.
1269	*/
1270	PFNVBOXEXTPACKREGISTER pfnRegistration;
1271	vrc = RTLdrGetSymbol(m->hMainMod, VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, (void **)&pfnRegistration);
1272	if (RT_SUCCESS(vrc))
1273	{
1274	RTErrInfoClear(&ErrInfo.Core);
1275	vrc = pfnRegistration(&m->Hlp, &m->pReg, &ErrInfo.Core);
1276	if ( RT_SUCCESS(vrc)
1277	&& !RTErrInfoIsSet(&ErrInfo.Core)
1278	&& VALID_PTR(m->pReg))
1279	{
1280	if ( VBOXEXTPACK_IS_MAJOR_VER_EQUAL(m->pReg->u32Version, VBOXEXTPACKREG_VERSION)
1281	&& m->pReg->u32EndMarker == m->pReg->u32Version)
1282	{
1283	if ( (!m->pReg->pfnInstalled \|\| RT_VALID_PTR(m->pReg->pfnInstalled))
1284	&& (!m->pReg->pfnUninstall \|\| RT_VALID_PTR(m->pReg->pfnUninstall))
1285	&& (!m->pReg->pfnVirtualBoxReady \|\| RT_VALID_PTR(m->pReg->pfnVirtualBoxReady))
1286	&& (!m->pReg->pfnConsoleReady \|\| RT_VALID_PTR(m->pReg->pfnConsoleReady))
1287	&& (!m->pReg->pfnUnload \|\| RT_VALID_PTR(m->pReg->pfnUnload))
1288	&& (!m->pReg->pfnVMCreated \|\| RT_VALID_PTR(m->pReg->pfnVMCreated))
1289	&& (!m->pReg->pfnVMConfigureVMM \|\| RT_VALID_PTR(m->pReg->pfnVMConfigureVMM))
1290	&& (!m->pReg->pfnVMPowerOn \|\| RT_VALID_PTR(m->pReg->pfnVMPowerOn))
1291	&& (!m->pReg->pfnVMPowerOff \|\| RT_VALID_PTR(m->pReg->pfnVMPowerOff))
1292	&& (!m->pReg->pfnQueryObject \|\| RT_VALID_PTR(m->pReg->pfnQueryObject))
1293	)
1294	{
1295	/*
1296	* We're good!
1297	*/
1298	m->fUsable = true;
1299	m->strWhyUnusable.setNull();
1300	return;
1301	}
1302
1303	m->strWhyUnusable = tr("The registration structure contains on or more invalid function pointers");
1304	}
1305	else
1306	m->strWhyUnusable.printf(tr("Unsupported registration structure version %u.%u"),
1307	RT_HIWORD(m->pReg->u32Version), RT_LOWORD(m->pReg->u32Version));
1308	}
1309	else
1310	m->strWhyUnusable.printf(tr("%s returned %Rrc, pReg=%p ErrInfo='%s'"),
1311	VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, vrc, m->pReg, ErrInfo.Core.pszMsg);
1312	m->pReg = NULL;
1313	}
1314	else
1315	m->strWhyUnusable.printf(tr("Failed to resolve exported symbol '%s' in the main module: %Rrc"),
1316	VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, vrc);
1317
1318	RTLdrClose(m->hMainMod);
1319	m->hMainMod = NIL_RTLDRMOD;
1320	}
1321
1322	/**
1323	* Finds a module.
1324	*
1325	* @returns true if found, false if not.
1326	* @param a_pszName The module base name (no extension).
1327	* @param a_pszExt The extension. If NULL we use default
1328	* extensions.
1329	* @param a_enmKind The kind of module to locate.
1330	* @param a_pStrFound Where to return the path to the module we've
1331	* found.
1332	* @param a_pfNative Where to return whether this is a native module
1333	* or an agnostic one. Optional.
1334	* @param a_pObjInfo Where to return the file system object info for
1335	* the module. Optional.
1336	*/
1337	bool ExtPack::i_findModule(const char a_pszName, const char a_pszExt, VBOXEXTPACKMODKIND a_enmKind,
1338	Utf8Str a_pStrFound, bool a_pfNative, PRTFSOBJINFO a_pObjInfo) const
1339	{
1340	/*
1341	* Try the native path first.
1342	*/
1343	char szPath[RTPATH_MAX];
1344	int vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), RTBldCfgTargetDotArch());
1345	AssertLogRelRCReturn(vrc, false);
1346	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1347	AssertLogRelRCReturn(vrc, false);
1348	if (!a_pszExt)
1349	{
1350	const char *pszDefExt;
1351	switch (a_enmKind)
1352	{
1353	case VBOXEXTPACKMODKIND_RC: pszDefExt = ".rc"; break;
1354	case VBOXEXTPACKMODKIND_R0: pszDefExt = ".r0"; break;
1355	case VBOXEXTPACKMODKIND_R3: pszDefExt = RTLdrGetSuff(); break;
1356	default:
1357	AssertFailedReturn(false);
1358	}
1359	vrc = RTStrCat(szPath, sizeof(szPath), pszDefExt);
1360	AssertLogRelRCReturn(vrc, false);
1361	}
1362
1363	RTFSOBJINFO ObjInfo;
1364	if (!a_pObjInfo)
1365	a_pObjInfo = &ObjInfo;
1366	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1367	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1368	{
1369	if (a_pfNative)
1370	*a_pfNative = true;
1371	*a_pStrFound = szPath;
1372	return true;
1373	}
1374
1375	/*
1376	* Try the platform agnostic modules.
1377	*/
1378	/* gcc.x86/module.rel */
1379	char szSubDir[32];
1380	RTStrPrintf(szSubDir, sizeof(szSubDir), "%s.%s", RTBldCfgCompiler(), RTBldCfgTargetArch());
1381	vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), szSubDir);
1382	AssertLogRelRCReturn(vrc, false);
1383	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1384	AssertLogRelRCReturn(vrc, false);
1385	if (!a_pszExt)
1386	{
1387	vrc = RTStrCat(szPath, sizeof(szPath), ".rel");
1388	AssertLogRelRCReturn(vrc, false);
1389	}
1390	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1391	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1392	{
1393	if (a_pfNative)
1394	*a_pfNative = false;
1395	*a_pStrFound = szPath;
1396	return true;
1397	}
1398
1399	/* x86/module.rel */
1400	vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), RTBldCfgTargetArch());
1401	AssertLogRelRCReturn(vrc, false);
1402	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1403	AssertLogRelRCReturn(vrc, false);
1404	if (!a_pszExt)
1405	{
1406	vrc = RTStrCat(szPath, sizeof(szPath), ".rel");
1407	AssertLogRelRCReturn(vrc, false);
1408	}
1409	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1410	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1411	{
1412	if (a_pfNative)
1413	*a_pfNative = false;
1414	*a_pStrFound = szPath;
1415	return true;
1416	}
1417
1418	return false;
1419	}
1420
1421	/**
1422	* Compares two file system object info structures.
1423	*
1424	* @returns true if equal, false if not.
1425	* @param pObjInfo1 The first.
1426	* @param pObjInfo2 The second.
1427	* @todo IPRT should do this, really.
1428	*/
1429	/* static */ bool ExtPack::i_objinfoIsEqual(PCRTFSOBJINFO pObjInfo1, PCRTFSOBJINFO pObjInfo2)
1430	{
1431	if (!RTTimeSpecIsEqual(&pObjInfo1->ModificationTime, &pObjInfo2->ModificationTime))
1432	return false;
1433	if (!RTTimeSpecIsEqual(&pObjInfo1->ChangeTime, &pObjInfo2->ChangeTime))
1434	return false;
1435	if (!RTTimeSpecIsEqual(&pObjInfo1->BirthTime, &pObjInfo2->BirthTime))
1436	return false;
1437	if (pObjInfo1->cbObject != pObjInfo2->cbObject)
1438	return false;
1439	if (pObjInfo1->Attr.fMode != pObjInfo2->Attr.fMode)
1440	return false;
1441	if (pObjInfo1->Attr.enmAdditional == pObjInfo2->Attr.enmAdditional)
1442	{
1443	switch (pObjInfo1->Attr.enmAdditional)
1444	{
1445	case RTFSOBJATTRADD_UNIX:
1446	if (pObjInfo1->Attr.u.Unix.uid != pObjInfo2->Attr.u.Unix.uid)
1447	return false;
1448	if (pObjInfo1->Attr.u.Unix.gid != pObjInfo2->Attr.u.Unix.gid)
1449	return false;
1450	if (pObjInfo1->Attr.u.Unix.INodeIdDevice != pObjInfo2->Attr.u.Unix.INodeIdDevice)
1451	return false;
1452	if (pObjInfo1->Attr.u.Unix.INodeId != pObjInfo2->Attr.u.Unix.INodeId)
1453	return false;
1454	if (pObjInfo1->Attr.u.Unix.GenerationId != pObjInfo2->Attr.u.Unix.GenerationId)
1455	return false;
1456	break;
1457	default:
1458	break;
1459	}
1460	}
1461	return true;
1462	}
1463
1464
1465	/**
1466	* @interface_method_impl{VBOXEXTPACKHLP,pfnFindModule}
1467	*/
1468	/static/ DECLCALLBACK(int)
1469	ExtPack::i_hlpFindModule(PCVBOXEXTPACKHLP pHlp, const char pszName, const char pszExt, VBOXEXTPACKMODKIND enmKind,
1470	char pszFound, size_t cbFound, bool pfNative)
1471	{
1472	/*
1473	* Validate the input and get our bearings.
1474	*/
1475	AssertPtrReturn(pszName, VERR_INVALID_POINTER);
1476	AssertPtrNullReturn(pszExt, VERR_INVALID_POINTER);
1477	AssertPtrReturn(pszFound, VERR_INVALID_POINTER);
1478	AssertPtrNullReturn(pfNative, VERR_INVALID_POINTER);
1479	AssertReturn(enmKind > VBOXEXTPACKMODKIND_INVALID && enmKind < VBOXEXTPACKMODKIND_END, VERR_INVALID_PARAMETER);
1480
1481	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1482	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1483	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1484	AssertPtrReturn(m, VERR_INVALID_POINTER);
1485	ExtPack *pThis = m->pThis;
1486	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1487
1488	/*
1489	* This is just a wrapper around findModule.
1490	*/
1491	Utf8Str strFound;
1492	if (pThis->i_findModule(pszName, pszExt, enmKind, &strFound, pfNative, NULL))
1493	return RTStrCopy(pszFound, cbFound, strFound.c_str());
1494	return VERR_FILE_NOT_FOUND;
1495	}
1496
1497	/static/ DECLCALLBACK(int)
1498	ExtPack::i_hlpGetFilePath(PCVBOXEXTPACKHLP pHlp, const char pszFilename, char pszPath, size_t cbPath)
1499	{
1500	/*
1501	* Validate the input and get our bearings.
1502	*/
1503	AssertPtrReturn(pszFilename, VERR_INVALID_POINTER);
1504	AssertPtrReturn(pszPath, VERR_INVALID_POINTER);
1505	AssertReturn(cbPath > 0, VERR_BUFFER_OVERFLOW);
1506
1507	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1508	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1509	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1510	AssertPtrReturn(m, VERR_INVALID_POINTER);
1511	ExtPack *pThis = m->pThis;
1512	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1513
1514	/*
1515	* This is a simple RTPathJoin, no checking if things exists or anything.
1516	*/
1517	int vrc = RTPathJoin(pszPath, cbPath, pThis->m->strExtPackPath.c_str(), pszFilename);
1518	if (RT_FAILURE(vrc))
1519	RT_BZERO(pszPath, cbPath);
1520	return vrc;
1521	}
1522
1523	/static/ DECLCALLBACK(VBOXEXTPACKCTX)
1524	ExtPack::i_hlpGetContext(PCVBOXEXTPACKHLP pHlp)
1525	{
1526	/*
1527	* Validate the input and get our bearings.
1528	*/
1529	AssertPtrReturn(pHlp, VBOXEXTPACKCTX_INVALID);
1530	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VBOXEXTPACKCTX_INVALID);
1531	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1532	AssertPtrReturn(m, VBOXEXTPACKCTX_INVALID);
1533	ExtPack *pThis = m->pThis;
1534	AssertPtrReturn(pThis, VBOXEXTPACKCTX_INVALID);
1535
1536	return pThis->m->enmContext;
1537	}
1538
1539	/static/ DECLCALLBACK(int)
1540	ExtPack::i_hlpLoadHGCMService(PCVBOXEXTPACKHLP pHlp, VBOXEXTPACK_IF_CS(IConsole) *pConsole,
1541	const char pszServiceLibrary, const char pszServiceName)
1542	{
1543	#ifdef VBOX_COM_INPROC
1544	/*
1545	* Validate the input and get our bearings.
1546	*/
1547	AssertPtrReturn(pszServiceLibrary, VERR_INVALID_POINTER);
1548	AssertPtrReturn(pszServiceName, VERR_INVALID_POINTER);
1549
1550	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1551	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1552	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1553	AssertPtrReturn(m, VERR_INVALID_POINTER);
1554	ExtPack *pThis = m->pThis;
1555	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1556	AssertPtrReturn(pConsole, VERR_INVALID_POINTER);
1557
1558	Console pCon = (Console )pConsole;
1559	return pCon->i_hgcmLoadService(pszServiceLibrary, pszServiceName);
1560	#else
1561	NOREF(pHlp); NOREF(pConsole); NOREF(pszServiceLibrary); NOREF(pszServiceName);
1562	#endif
1563	return VERR_INVALID_STATE;
1564	}
1565
1566	/static/ DECLCALLBACK(int)
1567	ExtPack::i_hlpLoadVDPlugin(PCVBOXEXTPACKHLP pHlp, VBOXEXTPACK_IF_CS(IVirtualBox) pVirtualBox, const char pszPluginLibrary)
1568	{
1569	#ifndef VBOX_COM_INPROC
1570	/*
1571	* Validate the input and get our bearings.
1572	*/
1573	AssertPtrReturn(pszPluginLibrary, VERR_INVALID_POINTER);
1574
1575	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1576	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1577	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1578	AssertPtrReturn(m, VERR_INVALID_POINTER);
1579	ExtPack *pThis = m->pThis;
1580	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1581	AssertPtrReturn(pVirtualBox, VERR_INVALID_POINTER);
1582
1583	VirtualBox pVBox = (VirtualBox )pVirtualBox;
1584	return pVBox->i_loadVDPlugin(pszPluginLibrary);
1585	#else
1586	NOREF(pHlp); NOREF(pVirtualBox);
1587	#endif
1588	return VERR_INVALID_STATE;
1589	}
1590
1591	/static/ DECLCALLBACK(int)
1592	ExtPack::i_hlpUnloadVDPlugin(PCVBOXEXTPACKHLP pHlp, VBOXEXTPACK_IF_CS(IVirtualBox) pVirtualBox, const char pszPluginLibrary)
1593	{
1594	#ifndef VBOX_COM_INPROC
1595	/*
1596	* Validate the input and get our bearings.
1597	*/
1598	AssertPtrReturn(pszPluginLibrary, VERR_INVALID_POINTER);
1599
1600	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1601	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1602	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1603	AssertPtrReturn(m, VERR_INVALID_POINTER);
1604	ExtPack *pThis = m->pThis;
1605	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1606	AssertPtrReturn(pVirtualBox, VERR_INVALID_POINTER);
1607
1608	VirtualBox pVBox = (VirtualBox )pVirtualBox;
1609	return pVBox->i_unloadVDPlugin(pszPluginLibrary);
1610	#else
1611	NOREF(pHlp); NOREF(pVirtualBox);
1612	#endif
1613	return VERR_INVALID_STATE;
1614	}
1615
1616	/static/ DECLCALLBACK(int)
1617	ExtPack::i_hlpReservedN(PCVBOXEXTPACKHLP pHlp)
1618	{
1619	/*
1620	* Validate the input and get our bearings.
1621	*/
1622	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1623	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1624	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1625	AssertPtrReturn(m, VERR_INVALID_POINTER);
1626	ExtPack *pThis = m->pThis;
1627	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1628
1629	return VERR_NOT_IMPLEMENTED;
1630	}
1631
1632
1633
1634
1635	HRESULT ExtPack::getName(com::Utf8Str &aName)
1636	{
1637	aName = m->Desc.strName;
1638	return S_OK;
1639	}
1640
1641	HRESULT ExtPack::getDescription(com::Utf8Str &aDescription)
1642	{
1643	aDescription = m->Desc.strDescription;
1644	return S_OK;
1645	}
1646
1647	HRESULT ExtPack::getVersion(com::Utf8Str &aVersion)
1648	{
1649	aVersion = m->Desc.strVersion;
1650	return S_OK;
1651	}
1652
1653	HRESULT ExtPack::getRevision(ULONG *aRevision)
1654	{
1655	*aRevision = m->Desc.uRevision;
1656	return S_OK;
1657	}
1658
1659	HRESULT ExtPack::getEdition(com::Utf8Str &aEdition)
1660	{
1661	aEdition = m->Desc.strEdition;
1662	return S_OK;
1663	}
1664
1665	HRESULT ExtPack::getVRDEModule(com::Utf8Str &aVRDEModule)
1666	{
1667	aVRDEModule = m->Desc.strVrdeModule;
1668	return S_OK;
1669	}
1670
1671	HRESULT ExtPack::getPlugIns(std::vector<ComPtr<IExtPackPlugIn> > &aPlugIns)
1672	{
1673	/** @todo implement plug-ins. */
1674	#ifdef VBOX_WITH_XPCOM
1675	NOREF(aPlugIns);
1676	#endif
1677	NOREF(aPlugIns);
1678	ReturnComNotImplemented();
1679	}
1680
1681	HRESULT ExtPack::getUsable(BOOL *aUsable)
1682	{
1683	*aUsable = m->fUsable;
1684	return S_OK;
1685	}
1686
1687	HRESULT ExtPack::getWhyUnusable(com::Utf8Str &aWhyUnusable)
1688	{
1689	aWhyUnusable = m->strWhyUnusable;
1690	return S_OK;
1691	}
1692
1693	HRESULT ExtPack::getShowLicense(BOOL *aShowLicense)
1694	{
1695	*aShowLicense = m->Desc.fShowLicense;
1696	return S_OK;
1697	}
1698
1699	HRESULT ExtPack::getLicense(com::Utf8Str &aLicense)
1700	{
1701	Utf8Str strHtml("html");
1702	Utf8Str str("");
1703	return queryLicense(str, str, strHtml, aLicense);
1704	}
1705
1706	HRESULT ExtPack::queryLicense(const com::Utf8Str &aPreferredLocale, const com::Utf8Str &aPreferredLanguage,
1707	const com::Utf8Str &aFormat, com::Utf8Str &aLicenseText)
1708	{
1709	HRESULT hrc = S_OK;
1710
1711	/*
1712	* Validate input.
1713	*/
1714	if (aPreferredLocale.length() != 2 && aPreferredLocale.length() != 0)
1715	return setError(E_FAIL, tr("The preferred locale is a two character string or empty."));
1716
1717	if (aPreferredLanguage.length() != 2 && aPreferredLanguage.length() != 0)
1718	return setError(E_FAIL, tr("The preferred lanuage is a two character string or empty."));
1719
1720	if ( !aFormat.equals("html")
1721	&& !aFormat.equals("rtf")
1722	&& !aFormat.equals("txt"))
1723	return setError(E_FAIL, tr("The license format can only have the values 'html', 'rtf' and 'txt'."));
1724
1725	/*
1726	* Combine the options to form a file name before locking down anything.
1727	*/
1728	char szName[sizeof(VBOX_EXTPACK_LICENSE_NAME_PREFIX "-de_DE.html") + 2];
1729	if (aPreferredLocale.isNotEmpty() && aPreferredLanguage.isNotEmpty())
1730	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s_%s.%s",
1731	aPreferredLocale.c_str(), aPreferredLanguage.c_str(), aFormat.c_str());
1732	else if (aPreferredLocale.isNotEmpty())
1733	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s.%s",
1734	aPreferredLocale.c_str(), aFormat.c_str());
1735	else if (aPreferredLanguage.isNotEmpty())
1736	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-_%s.%s",
1737	aPreferredLocale.c_str(), aFormat.c_str());
1738	else
1739	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX ".%s",
1740	aFormat.c_str());
1741
1742	/*
1743	* Effectuate the query.
1744	*/
1745	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS); /* paranoia */
1746
1747	if (!m->fUsable)
1748	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
1749	else
1750	{
1751	char szPath[RTPATH_MAX];
1752	int vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), szName);
1753	if (RT_SUCCESS(vrc))
1754	{
1755	void *pvFile;
1756	size_t cbFile;
1757	vrc = RTFileReadAllEx(szPath, 0, RTFOFF_MAX, RTFILE_RDALL_O_DENY_READ, &pvFile, &cbFile);
1758	if (RT_SUCCESS(vrc))
1759	{
1760	Bstr bstrLicense((const char *)pvFile, cbFile);
1761	if (bstrLicense.isNotEmpty())
1762	{
1763	aLicenseText = Utf8Str(bstrLicense);
1764	hrc = S_OK;
1765	}
1766	else
1767	hrc = setError(VBOX_E_IPRT_ERROR, tr("The license file '%s' is empty or contains invalid UTF-8 encoding"),
1768	szPath);
1769	RTFileReadAllFree(pvFile, cbFile);
1770	}
1771	else if (vrc == VERR_FILE_NOT_FOUND \|\| vrc == VERR_PATH_NOT_FOUND)
1772	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("The license file '%s' was not found in extension pack '%s'"),
1773	szName, m->Desc.strName.c_str());
1774	else
1775	hrc = setError(VBOX_E_FILE_ERROR, tr("Failed to open the license file '%s': %Rrc"), szPath, vrc);
1776	}
1777	else
1778	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTPathJoin failed: %Rrc"), vrc);
1779	}
1780	return hrc;
1781	}
1782
1783	HRESULT ExtPack::queryObject(const com::Utf8Str &aObjUuid, ComPtr<IUnknown> &aReturnInterface)
1784	{
1785	com::Guid ObjectId;
1786	CheckComArgGuid(aObjUuid, ObjectId);
1787
1788	HRESULT hrc S_OK;
1789
1790	if ( m->pReg
1791	&& m->pReg->pfnQueryObject)
1792	{
1793	void *pvUnknown = m->pReg->pfnQueryObject(m->pReg, ObjectId.raw());
1794	if (pvUnknown)
1795	aReturnInterface = (IUnknown *)pvUnknown;
1796	else
1797	hrc = E_NOINTERFACE;
1798	}
1799	else
1800	hrc = E_NOINTERFACE;
1801	return hrc;
1802	}
1803
1804	DEFINE_EMPTY_CTOR_DTOR(ExtPackManager)
1805
1806	/**
1807	* Called by ComObjPtr::createObject when creating the object.
1808	*
1809	* Just initialize the basic object state, do the rest in init().
1810	*
1811	* @returns S_OK.
1812	*/
1813	HRESULT ExtPackManager::FinalConstruct()
1814	{
1815	m = NULL;
1816	return S_OK;
1817	}
1818
1819	/**
1820	* Initializes the extension pack manager.
1821	*
1822	* @returns COM status code.
1823	* @param a_pVirtualBox Pointer to the VirtualBox object.
1824	* @param a_enmContext The context we're in.
1825	*/
1826	HRESULT ExtPackManager::initExtPackManager(VirtualBox *a_pVirtualBox, VBOXEXTPACKCTX a_enmContext)
1827	{
1828	AutoInitSpan autoInitSpan(this);
1829	AssertReturn(autoInitSpan.isOk(), E_FAIL);
1830
1831	/*
1832	* Figure some stuff out before creating the instance data.
1833	*/
1834	char szBaseDir[RTPATH_MAX];
1835	int rc = RTPathAppPrivateArchTop(szBaseDir, sizeof(szBaseDir));
1836	AssertLogRelRCReturn(rc, E_FAIL);
1837	rc = RTPathAppend(szBaseDir, sizeof(szBaseDir), VBOX_EXTPACK_INSTALL_DIR);
1838	AssertLogRelRCReturn(rc, E_FAIL);
1839
1840	char szCertificatDir[RTPATH_MAX];
1841	rc = RTPathAppPrivateNoArch(szCertificatDir, sizeof(szCertificatDir));
1842	AssertLogRelRCReturn(rc, E_FAIL);
1843	rc = RTPathAppend(szCertificatDir, sizeof(szCertificatDir), VBOX_EXTPACK_CERT_DIR);
1844	AssertLogRelRCReturn(rc, E_FAIL);
1845
1846	/*
1847	* Allocate and initialize the instance data.
1848	*/
1849	m = new Data;
1850	m->strBaseDir = szBaseDir;
1851	m->strCertificatDirPath = szCertificatDir;
1852	#if !defined(VBOX_COM_INPROC)
1853	m->pVirtualBox = a_pVirtualBox;
1854	#endif
1855	m->enmContext = a_enmContext;
1856
1857	/*
1858	* Slurp in VBoxVMM which is used by VBoxPuelMain.
1859	*/
1860	#if !defined(RT_OS_WINDOWS) && !defined(RT_OS_DARWIN)
1861	if (a_enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
1862	{
1863	int vrc = SUPR3HardenedLdrLoadAppPriv("VBoxVMM", &m->hVBoxVMM, RTLDRLOAD_FLAGS_GLOBAL, NULL);
1864	if (RT_FAILURE(vrc))
1865	m->hVBoxVMM = NIL_RTLDRMOD;
1866	/* cleanup in ::uninit()? */
1867	}
1868	#endif
1869
1870	/*
1871	* Go looking for extensions. The RTDirOpen may fail if nothing has been
1872	* installed yet, or if root is paranoid and has revoked our access to them.
1873	*
1874	* We ASSUME that there are no files, directories or stuff in the directory
1875	* that exceed the max name length in RTDIRENTRYEX.
1876	*/
1877	HRESULT hrc = S_OK;
1878	PRTDIR pDir;
1879	int vrc = RTDirOpen(&pDir, szBaseDir);
1880	if (RT_SUCCESS(vrc))
1881	{
1882	for (;;)
1883	{
1884	RTDIRENTRYEX Entry;
1885	vrc = RTDirReadEx(pDir, &Entry, NULL /pcbDirEntry/, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
1886	if (RT_FAILURE(vrc))
1887	{
1888	AssertLogRelMsg(vrc == VERR_NO_MORE_FILES, ("%Rrc\n", vrc));
1889	break;
1890	}
1891	if ( RTFS_IS_DIRECTORY(Entry.Info.Attr.fMode)
1892	&& strcmp(Entry.szName, ".") != 0
1893	&& strcmp(Entry.szName, "..") != 0
1894	&& VBoxExtPackIsValidMangledName(Entry.szName) )
1895	{
1896	/*
1897	* All directories are extensions, the shall be nothing but
1898	* extensions in this subdirectory.
1899	*/
1900	char szExtPackDir[RTPATH_MAX];
1901	vrc = RTPathJoin(szExtPackDir, sizeof(szExtPackDir), m->strBaseDir.c_str(), Entry.szName);
1902	AssertLogRelRC(vrc);
1903	if (RT_SUCCESS(vrc))
1904	{
1905	RTCString *pstrName = VBoxExtPackUnmangleName(Entry.szName, RTSTR_MAX);
1906	AssertLogRel(pstrName);
1907	if (pstrName)
1908	{
1909	ComObjPtr<ExtPack> NewExtPack;
1910	HRESULT hrc2 = NewExtPack.createObject();
1911	if (SUCCEEDED(hrc2))
1912	hrc2 = NewExtPack->initWithDir(a_enmContext, pstrName->c_str(), szExtPackDir);
1913	delete pstrName;
1914	if (SUCCEEDED(hrc2))
1915	m->llInstalledExtPacks.push_back(NewExtPack);
1916	else if (SUCCEEDED(rc))
1917	hrc = hrc2;
1918	}
1919	else
1920	hrc = E_UNEXPECTED;
1921	}
1922	else
1923	hrc = E_UNEXPECTED;
1924	}
1925	}
1926	RTDirClose(pDir);
1927	}
1928	/* else: ignore, the directory probably does not exist or something. */
1929
1930	if (SUCCEEDED(hrc))
1931	autoInitSpan.setSucceeded();
1932	return hrc;
1933	}
1934
1935	/**
1936	* COM cruft.
1937	*/
1938	void ExtPackManager::FinalRelease()
1939	{
1940	uninit();
1941	}
1942
1943	/**
1944	* Do the actual cleanup.
1945	*/
1946	void ExtPackManager::uninit()
1947	{
1948	/* Enclose the state transition Ready->InUninit->NotReady */
1949	AutoUninitSpan autoUninitSpan(this);
1950	if (!autoUninitSpan.uninitDone() && m != NULL)
1951	{
1952	delete m;
1953	m = NULL;
1954	}
1955	}
1956
1957	HRESULT ExtPackManager::getInstalledExtPacks(std::vector<ComPtr<IExtPack> > &aInstalledExtPacks)
1958	{
1959	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
1960
1961	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
1962
1963
1964	SafeIfaceArray<IExtPack> SaExtPacks(m->llInstalledExtPacks);
1965	aInstalledExtPacks.resize(SaExtPacks.size());
1966	for(size_t i = 0; i < SaExtPacks.size(); ++i)
1967	aInstalledExtPacks[i] = SaExtPacks[i];
1968
1969	return S_OK;
1970	}
1971
1972	HRESULT ExtPackManager::find(const com::Utf8Str &aName, ComPtr<IExtPack> &aReturnData)
1973	{
1974	HRESULT hrc = S_OK;
1975
1976	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
1977
1978	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
1979
1980	ComPtr<ExtPack> ptrExtPack = i_findExtPack(aName.c_str());
1981	if (!ptrExtPack.isNull())
1982	ptrExtPack.queryInterfaceTo(aReturnData.asOutParam());
1983	else
1984	hrc = VBOX_E_OBJECT_NOT_FOUND;
1985
1986	return hrc;
1987	}
1988
1989	HRESULT ExtPackManager::openExtPackFile(const com::Utf8Str &aPath, ComPtr<IExtPackFile> &aFile)
1990	{
1991	AssertReturn(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON, E_UNEXPECTED);
1992
1993	#if !defined(VBOX_COM_INPROC)
1994	/* The API can optionally take a ::SHA-256=<hex-digest> attribute at the
1995	end of the file name. This is just a temporary measure for
1996	backporting, in 4.2 we'll add another parameter to the method. */
1997	Utf8Str strTarball;
1998	Utf8Str strDigest;
1999	size_t offSha256 = aPath.find("::SHA-256=");
2000	if (offSha256 == Utf8Str::npos)
2001	strTarball = aPath;
2002	else
2003	{
2004	strTarball = aPath.substr(0, offSha256);
2005	strDigest = aPath.substr(offSha256 + sizeof("::SHA-256=") - 1);
2006	}
2007
2008	ComObjPtr<ExtPackFile> NewExtPackFile;
2009	HRESULT hrc = NewExtPackFile.createObject();
2010	if (SUCCEEDED(hrc))
2011	hrc = NewExtPackFile->initWithFile(strTarball.c_str(), strDigest.c_str(), this, m->pVirtualBox);
2012	if (SUCCEEDED(hrc))
2013	NewExtPackFile.queryInterfaceTo(aFile.asOutParam());
2014
2015	return hrc;
2016	#else
2017	return E_NOTIMPL;
2018	#endif
2019	}
2020
2021	HRESULT ExtPackManager::uninstall(const com::Utf8Str &aName, BOOL aForcedRemoval,
2022	const com::Utf8Str &aDisplayInfo, ComPtr<IProgress> &aProgress)
2023	{
2024	HRESULT hrc = S_OK;
2025
2026	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2027
2028	#if !defined(VBOX_COM_INPROC)
2029	PEXTPACKUNINSTALLJOB pJob = NULL;
2030	try
2031	{
2032	pJob = new EXTPACKUNINSTALLJOB;
2033	pJob->ptrExtPackMgr = this;
2034	pJob->strName = aName;
2035	pJob->fForcedRemoval = aForcedRemoval != FALSE;
2036	pJob->strDisplayInfo = aDisplayInfo;
2037	hrc = pJob->ptrProgress.createObject();
2038	if (SUCCEEDED(hrc))
2039	{
2040	Bstr bstrDescription = tr("Uninstalling extension pack");
2041	hrc = pJob->ptrProgress->init(
2042	#ifndef VBOX_COM_INPROC
2043	m->pVirtualBox,
2044	#endif
2045	static_cast<IExtPackManager *>(this),
2046	bstrDescription.raw(),
2047	FALSE /aCancelable/);
2048	}
2049	if (SUCCEEDED(hrc))
2050	{
2051	ComPtr<Progress> ptrProgress = pJob->ptrProgress;
2052	int vrc = RTThreadCreate(NULL /phThread/, ExtPackManager::i_doUninstallThreadProc, pJob, 0,
2053	RTTHREADTYPE_DEFAULT, 0 /fFlags/, "ExtPackUninst");
2054	if (RT_SUCCESS(vrc))
2055	{
2056	pJob = NULL; /* the thread deletes it */
2057	ptrProgress.queryInterfaceTo(aProgress.asOutParam());
2058	}
2059	else
2060	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTThreadCreate failed with %Rrc"), vrc);
2061	}
2062	}
2063	catch (std::bad_alloc)
2064	{
2065	hrc = E_OUTOFMEMORY;
2066	}
2067	if (pJob)
2068	delete pJob;
2069
2070	return hrc;
2071	#else
2072	return E_NOTIMPL;
2073	#endif
2074	}
2075
2076	HRESULT ExtPackManager::cleanup(void)
2077	{
2078	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2079
2080	AutoCaller autoCaller(this);
2081	HRESULT hrc = autoCaller.rc();
2082	if (SUCCEEDED(hrc))
2083	{
2084	/*
2085	* Run the set-uid-to-root binary that performs the cleanup.
2086	*
2087	* Take the write lock to prevent conflicts with other calls to this
2088	* VBoxSVC instance.
2089	*/
2090	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2091	hrc = i_runSetUidToRootHelper(NULL,
2092	"cleanup",
2093	"--base-dir", m->strBaseDir.c_str(),
2094	(const char *)NULL);
2095	}
2096
2097	return hrc;
2098	}
2099
2100	HRESULT ExtPackManager::queryAllPlugInsForFrontend(const com::Utf8Str &aFrontendName, std::vector<com::Utf8Str> &aPlugInModules)
2101	{
2102	NOREF(aFrontendName);
2103	aPlugInModules.resize(0);
2104	return S_OK;
2105	}
2106
2107	HRESULT ExtPackManager::isExtPackUsable(const com::Utf8Str &aName, BOOL *aUsable)
2108	{
2109	*aUsable = i_isExtPackUsable(aName.c_str());
2110	return S_OK;
2111	}
2112
2113	/**
2114	* Finds the success indicator string in the stderr output ofr hte helper app.
2115	*
2116	* @returns Pointer to the indicator.
2117	* @param psz The stderr output string. Can be NULL.
2118	* @param cch The size of the string.
2119	*/
2120	static char findSuccessIndicator(char psz, size_t cch)
2121	{
2122	static const char s_szSuccessInd[] = "rcExit=RTEXITCODE_SUCCESS";
2123	Assert(!cch \|\| strlen(psz) == cch);
2124	if (cch < sizeof(s_szSuccessInd) - 1)
2125	return NULL;
2126	char *pszInd = &psz[cch - sizeof(s_szSuccessInd) + 1];
2127	if (strcmp(s_szSuccessInd, pszInd))
2128	return NULL;
2129	return pszInd;
2130	}
2131
2132	/**
2133	* Runs the helper application that does the privileged operations.
2134	*
2135	* @returns S_OK or a failure status with error information set.
2136	* @param a_pstrDisplayInfo Platform specific display info hacks.
2137	* @param a_pszCommand The command to execute.
2138	* @param ... The argument strings that goes along with the
2139	* command. Maximum is about 16. Terminated by a
2140	* NULL.
2141	*/
2142	HRESULT ExtPackManager::i_runSetUidToRootHelper(Utf8Str const a_pstrDisplayInfo, const char a_pszCommand, ...)
2143	{
2144	/*
2145	* Calculate the path to the helper application.
2146	*/
2147	char szExecName[RTPATH_MAX];
2148	int vrc = RTPathAppPrivateArch(szExecName, sizeof(szExecName));
2149	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2150
2151	vrc = RTPathAppend(szExecName, sizeof(szExecName), VBOX_EXTPACK_HELPER_NAME);
2152	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2153
2154	/*
2155	* Convert the variable argument list to a RTProcCreate argument vector.
2156	*/
2157	const char *apszArgs[20];
2158	unsigned cArgs = 0;
2159
2160	LogRel(("ExtPack: Executing '%s'", szExecName));
2161	apszArgs[cArgs++] = &szExecName[0];
2162
2163	if ( a_pstrDisplayInfo
2164	&& a_pstrDisplayInfo->isNotEmpty())
2165	{
2166	LogRel((" '--display-info-hack' '%s'", a_pstrDisplayInfo->c_str()));
2167	apszArgs[cArgs++] = "--display-info-hack";
2168	apszArgs[cArgs++] = a_pstrDisplayInfo->c_str();
2169	}
2170
2171	LogRel(("'%s'", a_pszCommand));
2172	apszArgs[cArgs++] = a_pszCommand;
2173
2174	va_list va;
2175	va_start(va, a_pszCommand);
2176	const char *pszLastArg;
2177	for (;;)
2178	{
2179	AssertReturn(cArgs < RT_ELEMENTS(apszArgs) - 1, E_UNEXPECTED);
2180	pszLastArg = va_arg(va, const char *);
2181	if (!pszLastArg)
2182	break;
2183	LogRel((" '%s'", pszLastArg));
2184	apszArgs[cArgs++] = pszLastArg;
2185	};
2186	va_end(va);
2187
2188	LogRel(("\n"));
2189	apszArgs[cArgs] = NULL;
2190
2191	/*
2192	* Create a PIPE which we attach to stderr so that we can read the error
2193	* message on failure and report it back to the caller.
2194	*/
2195	RTPIPE hPipeR;
2196	RTHANDLE hStdErrPipe;
2197	hStdErrPipe.enmType = RTHANDLETYPE_PIPE;
2198	vrc = RTPipeCreate(&hPipeR, &hStdErrPipe.u.hPipe, RTPIPE_C_INHERIT_WRITE);
2199	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2200
2201	/*
2202	* Spawn the process.
2203	*/
2204	HRESULT hrc;
2205	RTPROCESS hProcess;
2206	vrc = RTProcCreateEx(szExecName,
2207	apszArgs,
2208	RTENV_DEFAULT,
2209	0 /fFlags/,
2210	NULL /phStdIn/,
2211	NULL /phStdOut/,
2212	&hStdErrPipe,
2213	NULL /pszAsUser/,
2214	NULL /pszPassword/,
2215	&hProcess);
2216	if (RT_SUCCESS(vrc))
2217	{
2218	vrc = RTPipeClose(hStdErrPipe.u.hPipe);
2219	hStdErrPipe.u.hPipe = NIL_RTPIPE;
2220
2221	/*
2222	* Read the pipe output until the process completes.
2223	*/
2224	RTPROCSTATUS ProcStatus = { -42, RTPROCEXITREASON_ABEND };
2225	size_t cbStdErrBuf = 0;
2226	size_t offStdErrBuf = 0;
2227	char *pszStdErrBuf = NULL;
2228	do
2229	{
2230	/*
2231	* Service the pipe. Block waiting for output or the pipe breaking
2232	* when the process terminates.
2233	*/
2234	if (hPipeR != NIL_RTPIPE)
2235	{
2236	char achBuf[1024];
2237	size_t cbRead;
2238	vrc = RTPipeReadBlocking(hPipeR, achBuf, sizeof(achBuf), &cbRead);
2239	if (RT_SUCCESS(vrc))
2240	{
2241	/* grow the buffer? */
2242	size_t cbBufReq = offStdErrBuf + cbRead + 1;
2243	if ( cbBufReq > cbStdErrBuf
2244	&& cbBufReq < _256K)
2245	{
2246	size_t cbNew = RT_ALIGN_Z(cbBufReq, 16); // 1024
2247	void *pvNew = RTMemRealloc(pszStdErrBuf, cbNew);
2248	if (pvNew)
2249	{
2250	pszStdErrBuf = (char *)pvNew;
2251	cbStdErrBuf = cbNew;
2252	}
2253	}
2254
2255	/* append if we've got room. */
2256	if (cbBufReq <= cbStdErrBuf)
2257	{
2258	memcpy(&pszStdErrBuf[offStdErrBuf], achBuf, cbRead);
2259	offStdErrBuf = offStdErrBuf + cbRead;
2260	pszStdErrBuf[offStdErrBuf] = '\0';
2261	}
2262	}
2263	else
2264	{
2265	AssertLogRelMsg(vrc == VERR_BROKEN_PIPE, ("%Rrc\n", vrc));
2266	RTPipeClose(hPipeR);
2267	hPipeR = NIL_RTPIPE;
2268	}
2269	}
2270
2271	/*
2272	* Service the process. Block if we have no pipe.
2273	*/
2274	if (hProcess != NIL_RTPROCESS)
2275	{
2276	vrc = RTProcWait(hProcess,
2277	hPipeR == NIL_RTPIPE ? RTPROCWAIT_FLAGS_BLOCK : RTPROCWAIT_FLAGS_NOBLOCK,
2278	&ProcStatus);
2279	if (RT_SUCCESS(vrc))
2280	hProcess = NIL_RTPROCESS;
2281	else
2282	AssertLogRelMsgStmt(vrc == VERR_PROCESS_RUNNING, ("%Rrc\n", vrc), hProcess = NIL_RTPROCESS);
2283	}
2284	} while ( hPipeR != NIL_RTPIPE
2285	\|\| hProcess != NIL_RTPROCESS);
2286
2287	LogRel(("ExtPack: enmReason=%d iStatus=%d stderr='%s'\n",
2288	ProcStatus.enmReason, ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : ""));
2289
2290	/*
2291	* Look for rcExit=RTEXITCODE_SUCCESS at the end of the error output,
2292	* cut it as it is only there to attest the success.
2293	*/
2294	if (offStdErrBuf > 0)
2295	{
2296	RTStrStripR(pszStdErrBuf);
2297	offStdErrBuf = strlen(pszStdErrBuf);
2298	}
2299
2300	char *pszSuccessInd = findSuccessIndicator(pszStdErrBuf, offStdErrBuf);
2301	if (pszSuccessInd)
2302	{
2303	*pszSuccessInd = '\0';
2304	offStdErrBuf = pszSuccessInd - pszStdErrBuf;
2305	}
2306	else if ( ProcStatus.enmReason == RTPROCEXITREASON_NORMAL
2307	&& ProcStatus.iStatus == 0)
2308	ProcStatus.iStatus = offStdErrBuf ? 667 : 666;
2309
2310	/*
2311	* Compose the status code and, on failure, error message.
2312	*/
2313	if ( ProcStatus.enmReason == RTPROCEXITREASON_NORMAL
2314	&& ProcStatus.iStatus == 0)
2315	hrc = S_OK;
2316	else if (ProcStatus.enmReason == RTPROCEXITREASON_NORMAL)
2317	{
2318	AssertMsg(ProcStatus.iStatus != 0, ("%s\n", pszStdErrBuf));
2319	hrc = setError(E_FAIL, tr("The installer failed with exit code %d: %s"),
2320	ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2321	}
2322	else if (ProcStatus.enmReason == RTPROCEXITREASON_SIGNAL)
2323	hrc = setError(E_UNEXPECTED, tr("The installer was killed by signal #d (stderr: %s)"),
2324	ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2325	else if (ProcStatus.enmReason == RTPROCEXITREASON_ABEND)
2326	hrc = setError(E_UNEXPECTED, tr("The installer aborted abnormally (stderr: %s)"),
2327	offStdErrBuf ? pszStdErrBuf : "");
2328	else
2329	hrc = setError(E_UNEXPECTED, tr("internal error: enmReason=%d iStatus=%d stderr='%s'"),
2330	ProcStatus.enmReason, ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2331
2332	RTMemFree(pszStdErrBuf);
2333	}
2334	else
2335	hrc = setError(VBOX_E_IPRT_ERROR, tr("Failed to launch the helper application '%s' (%Rrc)"), szExecName, vrc);
2336
2337	RTPipeClose(hPipeR);
2338	RTPipeClose(hStdErrPipe.u.hPipe);
2339
2340	return hrc;
2341	}
2342
2343	/**
2344	* Finds an installed extension pack.
2345	*
2346	* @returns Pointer to the extension pack if found, NULL if not. (No reference
2347	* counting problem here since the caller must be holding the lock.)
2348	* @param a_pszName The name of the extension pack.
2349	*/
2350	ExtPack ExtPackManager::i_findExtPack(const char a_pszName)
2351	{
2352	size_t cchName = strlen(a_pszName);
2353
2354	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2355	it != m->llInstalledExtPacks.end();
2356	it++)
2357	{
2358	ExtPack::Data pExtPackData = (it)->m;
2359	if ( pExtPackData
2360	&& pExtPackData->Desc.strName.length() == cchName
2361	&& pExtPackData->Desc.strName.equalsIgnoreCase(a_pszName))
2362	return (*it);
2363	}
2364	return NULL;
2365	}
2366
2367	/**
2368	* Removes an installed extension pack from the internal list.
2369	*
2370	* The package is expected to exist!
2371	*
2372	* @param a_pszName The name of the extension pack.
2373	*/
2374	void ExtPackManager::i_removeExtPack(const char *a_pszName)
2375	{
2376	size_t cchName = strlen(a_pszName);
2377
2378	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2379	it != m->llInstalledExtPacks.end();
2380	it++)
2381	{
2382	ExtPack::Data pExtPackData = (it)->m;
2383	if ( pExtPackData
2384	&& pExtPackData->Desc.strName.length() == cchName
2385	&& pExtPackData->Desc.strName.equalsIgnoreCase(a_pszName))
2386	{
2387	m->llInstalledExtPacks.erase(it);
2388	return;
2389	}
2390	}
2391	AssertMsgFailed(("%s\n", a_pszName));
2392	}
2393
2394	#if !defined(VBOX_COM_INPROC)
2395	/**
2396	* Refreshes the specified extension pack.
2397	*
2398	* This may remove the extension pack from the list, so any non-smart pointers
2399	* to the extension pack object may become invalid.
2400	*
2401	* @returns S_OK and *a_ppExtPack on success, COM status code and error
2402	* message on failure. Note that *a_ppExtPack can be NULL.
2403	*
2404	* @param a_pszName The extension to update..
2405	* @param a_fUnusableIsError If @c true, report an unusable extension pack
2406	* as an error.
2407	* @param a_ppExtPack Where to store the pointer to the extension
2408	* pack of it is still around after the refresh.
2409	* This is optional.
2410	*
2411	* @remarks Caller holds the extension manager lock.
2412	* @remarks Only called in VBoxSVC.
2413	*/
2414	HRESULT ExtPackManager::i_refreshExtPack(const char a_pszName, bool a_fUnusableIsError, ExtPack *a_ppExtPack)
2415	{
2416	Assert(m->pVirtualBox != NULL); /* Only called from VBoxSVC. */
2417
2418	HRESULT hrc;
2419	ExtPack *pExtPack = i_findExtPack(a_pszName);
2420	if (pExtPack)
2421	{
2422	/*
2423	* Refresh existing object.
2424	*/
2425	bool fCanDelete;
2426	hrc = pExtPack->i_refresh(&fCanDelete);
2427	if (SUCCEEDED(hrc))
2428	{
2429	if (fCanDelete)
2430	{
2431	i_removeExtPack(a_pszName);
2432	pExtPack = NULL;
2433	}
2434	}
2435	}
2436	else
2437	{
2438	/*
2439	* Do this check here, otherwise VBoxExtPackCalcDir() will fail with a strange
2440	* error.
2441	*/
2442	bool fValid = VBoxExtPackIsValidName(a_pszName);
2443	if (!fValid)
2444	return setError(E_FAIL, "Invalid extension pack name specified");
2445
2446	/*
2447	* Does the dir exist? Make some special effort to deal with case
2448	* sensitivie file systems (a_pszName is case insensitive and mangled).
2449	*/
2450	char szDir[RTPATH_MAX];
2451	int vrc = VBoxExtPackCalcDir(szDir, sizeof(szDir), m->strBaseDir.c_str(), a_pszName);
2452	AssertLogRelRCReturn(vrc, E_FAIL);
2453
2454	RTDIRENTRYEX Entry;
2455	RTFSOBJINFO ObjInfo;
2456	vrc = RTPathQueryInfoEx(szDir, &ObjInfo, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
2457	bool fExists = RT_SUCCESS(vrc) && RTFS_IS_DIRECTORY(ObjInfo.Attr.fMode);
2458	if (!fExists)
2459	{
2460	PRTDIR pDir;
2461	vrc = RTDirOpen(&pDir, m->strBaseDir.c_str());
2462	if (RT_SUCCESS(vrc))
2463	{
2464	const char *pszMangledName = RTPathFilename(szDir);
2465	for (;;)
2466	{
2467	vrc = RTDirReadEx(pDir, &Entry, NULL /pcbDirEntry/, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
2468	if (RT_FAILURE(vrc))
2469	{
2470	AssertLogRelMsg(vrc == VERR_NO_MORE_FILES, ("%Rrc\n", vrc));
2471	break;
2472	}
2473	if ( RTFS_IS_DIRECTORY(Entry.Info.Attr.fMode)
2474	&& !RTStrICmp(Entry.szName, pszMangledName))
2475	{
2476	/*
2477	* The installed extension pack has a uses different case.
2478	* Update the name and directory variables.
2479	*/
2480	vrc = RTPathJoin(szDir, sizeof(szDir), m->strBaseDir.c_str(), Entry.szName); /* not really necessary */
2481	AssertLogRelRCReturnStmt(vrc, RTDirClose(pDir), E_UNEXPECTED);
2482	a_pszName = Entry.szName;
2483	fExists = true;
2484	break;
2485	}
2486	}
2487	RTDirClose(pDir);
2488	}
2489	}
2490	if (fExists)
2491	{
2492	/*
2493	* We've got something, create a new extension pack object for it.
2494	*/
2495	ComObjPtr<ExtPack> ptrNewExtPack;
2496	hrc = ptrNewExtPack.createObject();
2497	if (SUCCEEDED(hrc))
2498	hrc = ptrNewExtPack->initWithDir(m->enmContext, a_pszName, szDir);
2499	if (SUCCEEDED(hrc))
2500	{
2501	m->llInstalledExtPacks.push_back(ptrNewExtPack);
2502	if (ptrNewExtPack->m->fUsable)
2503	LogRel(("ExtPackManager: Found extension pack '%s'.\n", a_pszName));
2504	else
2505	LogRel(("ExtPackManager: Found bad extension pack '%s': %s\n",
2506	a_pszName, ptrNewExtPack->m->strWhyUnusable.c_str() ));
2507	pExtPack = ptrNewExtPack;
2508	}
2509	}
2510	else
2511	hrc = S_OK;
2512	}
2513
2514	/*
2515	* Report error if not usable, if that is desired.
2516	*/
2517	if ( SUCCEEDED(hrc)
2518	&& pExtPack
2519	&& a_fUnusableIsError
2520	&& !pExtPack->m->fUsable)
2521	hrc = setError(E_FAIL, "%s", pExtPack->m->strWhyUnusable.c_str());
2522
2523	if (a_ppExtPack)
2524	*a_ppExtPack = pExtPack;
2525	return hrc;
2526	}
2527
2528	/**
2529	* Thread wrapper around doInstall.
2530	*
2531	* @returns VINF_SUCCESS (ignored)
2532	* @param hThread The thread handle (ignored).
2533	* @param pvJob The job structure.
2534	*/
2535	/static/ DECLCALLBACK(int) ExtPackManager::i_doInstallThreadProc(RTTHREAD hThread, void *pvJob)
2536	{
2537	PEXTPACKINSTALLJOB pJob = (PEXTPACKINSTALLJOB)pvJob;
2538	HRESULT hrc = pJob->ptrExtPackMgr->i_doInstall(pJob->ptrExtPackFile, pJob->fReplace, &pJob->strDisplayInfo);
2539	pJob->ptrProgress->i_notifyComplete(hrc);
2540	delete pJob;
2541
2542	NOREF(hThread);
2543	return VINF_SUCCESS;
2544	}
2545
2546	/**
2547	* Worker for IExtPackFile::Install.
2548	*
2549	* Called on a worker thread via doInstallThreadProc.
2550	*
2551	* @returns COM status code.
2552	* @param a_pExtPackFile The extension pack file, caller checks that
2553	* it's usable.
2554	* @param a_fReplace Whether to replace any existing extpack or just
2555	* fail.
2556	* @param a_pstrDisplayInfo Host specific display information hacks.
2557	* @param a_ppProgress Where to return a progress object some day. Can
2558	* be NULL.
2559	*/
2560	HRESULT ExtPackManager::i_doInstall(ExtPackFile a_pExtPackFile, bool a_fReplace, Utf8Str const a_pstrDisplayInfo)
2561	{
2562	AssertReturn(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON, E_UNEXPECTED);
2563	RTCString const * const pStrName = &a_pExtPackFile->m->Desc.strName;
2564	RTCString const * const pStrTarball = &a_pExtPackFile->m->strExtPackFile;
2565	RTCString const * const pStrTarballDigest = &a_pExtPackFile->m->strDigest;
2566
2567	AutoCaller autoCaller(this);
2568	HRESULT hrc = autoCaller.rc();
2569	if (SUCCEEDED(hrc))
2570	{
2571	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2572
2573	/*
2574	* Refresh the data we have on the extension pack as it
2575	* may be made stale by direct meddling or some other user.
2576	*/
2577	ExtPack *pExtPack;
2578	hrc = i_refreshExtPack(pStrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2579	if (SUCCEEDED(hrc))
2580	{
2581	if (pExtPack && a_fReplace)
2582	hrc = pExtPack->i_callUninstallHookAndClose(m->pVirtualBox, false /a_ForcedRemoval/);
2583	else if (pExtPack)
2584	hrc = setError(E_FAIL,
2585	tr("Extension pack '%s' is already installed."
2586	" In case of a reinstallation, please uninstall it first"),
2587	pStrName->c_str());
2588	}
2589	if (SUCCEEDED(hrc))
2590	{
2591	/*
2592	* Run the privileged helper binary that performs the actual
2593	* installation. Then create an object for the packet (we do this
2594	* even on failure, to be on the safe side).
2595	*/
2596	hrc = i_runSetUidToRootHelper(a_pstrDisplayInfo,
2597	"install",
2598	"--base-dir", m->strBaseDir.c_str(),
2599	"--cert-dir", m->strCertificatDirPath.c_str(),
2600	"--name", pStrName->c_str(),
2601	"--tarball", pStrTarball->c_str(),
2602	"--sha-256", pStrTarballDigest->c_str(),
2603	pExtPack ? "--replace" : (const char *)NULL,
2604	(const char *)NULL);
2605	if (SUCCEEDED(hrc))
2606	{
2607	hrc = i_refreshExtPack(pStrName->c_str(), true /a_fUnusableIsError/, &pExtPack);
2608	if (SUCCEEDED(hrc) && pExtPack)
2609	{
2610	RTERRINFOSTATIC ErrInfo;
2611	RTErrInfoInitStatic(&ErrInfo);
2612	pExtPack->i_callInstalledHook(m->pVirtualBox, &autoLock, &ErrInfo.Core);
2613	if (RT_SUCCESS(ErrInfo.Core.rc))
2614	LogRel(("ExtPackManager: Successfully installed extension pack '%s'.\n", pStrName->c_str()));
2615	else
2616	{
2617	LogRel(("ExtPackManager: Installed hook for '%s' failed: %Rrc - %s\n",
2618	pStrName->c_str(), ErrInfo.Core.rc, ErrInfo.Core.pszMsg));
2619
2620	/*
2621	* Uninstall the extpack if the error indicates that.
2622	*/
2623	if (ErrInfo.Core.rc == VERR_EXTPACK_UNSUPPORTED_HOST_UNINSTALL)
2624	i_runSetUidToRootHelper(a_pstrDisplayInfo,
2625	"uninstall",
2626	"--base-dir", m->strBaseDir.c_str(),
2627	"--name", pStrName->c_str(),
2628	"--forced",
2629	(const char *)NULL);
2630	hrc = setError(E_FAIL, tr("The installation hook failed: %Rrc - %s"),
2631	ErrInfo.Core.rc, ErrInfo.Core.pszMsg);
2632	}
2633	}
2634	else if (SUCCEEDED(hrc))
2635	hrc = setError(E_FAIL, tr("Installing extension pack '%s' failed under mysterious circumstances"),
2636	pStrName->c_str());
2637	}
2638	else
2639	{
2640	ErrorInfoKeeper Eik;
2641	i_refreshExtPack(pStrName->c_str(), false /a_fUnusableIsError/, NULL);
2642	}
2643	}
2644
2645	/*
2646	* Do VirtualBoxReady callbacks now for any freshly installed
2647	* extension pack (old ones will not be called).
2648	*/
2649	if (m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
2650	{
2651	autoLock.release();
2652	i_callAllVirtualBoxReadyHooks();
2653	}
2654	}
2655
2656	return hrc;
2657	}
2658
2659	/**
2660	* Thread wrapper around doUninstall.
2661	*
2662	* @returns VINF_SUCCESS (ignored)
2663	* @param hThread The thread handle (ignored).
2664	* @param pvJob The job structure.
2665	*/
2666	/static/ DECLCALLBACK(int) ExtPackManager::i_doUninstallThreadProc(RTTHREAD hThread, void *pvJob)
2667	{
2668	PEXTPACKUNINSTALLJOB pJob = (PEXTPACKUNINSTALLJOB)pvJob;
2669	HRESULT hrc = pJob->ptrExtPackMgr->i_doUninstall(&pJob->strName, pJob->fForcedRemoval, &pJob->strDisplayInfo);
2670	pJob->ptrProgress->i_notifyComplete(hrc);
2671	delete pJob;
2672
2673	NOREF(hThread);
2674	return VINF_SUCCESS;
2675	}
2676
2677	/**
2678	* Worker for IExtPackManager::Uninstall.
2679	*
2680	* Called on a worker thread via doUninstallThreadProc.
2681	*
2682	* @returns COM status code.
2683	* @param a_pstrName The name of the extension pack to uninstall.
2684	* @param a_fForcedRemoval Whether to be skip and ignore certain bits of
2685	* the extpack feedback. To deal with misbehaving
2686	* extension pack hooks.
2687	* @param a_pstrDisplayInfo Host specific display information hacks.
2688	*/
2689	HRESULT ExtPackManager::i_doUninstall(Utf8Str const a_pstrName, bool a_fForcedRemoval, Utf8Str const a_pstrDisplayInfo)
2690	{
2691	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2692
2693	AutoCaller autoCaller(this);
2694	HRESULT hrc = autoCaller.rc();
2695	if (SUCCEEDED(hrc))
2696	{
2697	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2698
2699	/*
2700	* Refresh the data we have on the extension pack as it may be made
2701	* stale by direct meddling or some other user.
2702	*/
2703	ExtPack *pExtPack;
2704	hrc = i_refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2705	if (SUCCEEDED(hrc))
2706	{
2707	if (!pExtPack)
2708	{
2709	LogRel(("ExtPackManager: Extension pack '%s' is not installed, so nothing to uninstall.\n", a_pstrName->c_str()));
2710	hrc = S_OK; /* nothing to uninstall */
2711	}
2712	else
2713	{
2714	/*
2715	* Call the uninstall hook and unload the main dll.
2716	*/
2717	hrc = pExtPack->i_callUninstallHookAndClose(m->pVirtualBox, a_fForcedRemoval);
2718	if (SUCCEEDED(hrc))
2719	{
2720	/*
2721	* Run the set-uid-to-root binary that performs the
2722	* uninstallation. Then refresh the object.
2723	*
2724	* This refresh is theorically subject to races, but it's of
2725	* the don't-do-that variety.
2726	*/
2727	const char *pszForcedOpt = a_fForcedRemoval ? "--forced" : NULL;
2728	hrc = i_runSetUidToRootHelper(a_pstrDisplayInfo,
2729	"uninstall",
2730	"--base-dir", m->strBaseDir.c_str(),
2731	"--name", a_pstrName->c_str(),
2732	pszForcedOpt, /* Last as it may be NULL. */
2733	(const char *)NULL);
2734	if (SUCCEEDED(hrc))
2735	{
2736	hrc = i_refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2737	if (SUCCEEDED(hrc))
2738	{
2739	if (!pExtPack)
2740	LogRel(("ExtPackManager: Successfully uninstalled extension pack '%s'.\n", a_pstrName->c_str()));
2741	else
2742	hrc = setError(E_FAIL,
2743	tr("Uninstall extension pack '%s' failed under mysterious circumstances"),
2744	a_pstrName->c_str());
2745	}
2746	}
2747	else
2748	{
2749	ErrorInfoKeeper Eik;
2750	i_refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, NULL);
2751	}
2752	}
2753	}
2754	}
2755
2756	/*
2757	* Do VirtualBoxReady callbacks now for any freshly installed
2758	* extension pack (old ones will not be called).
2759	*/
2760	if (m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
2761	{
2762	autoLock.release();
2763	i_callAllVirtualBoxReadyHooks();
2764	}
2765	}
2766
2767	return hrc;
2768	}
2769
2770
2771	/**
2772	* Calls the pfnVirtualBoxReady hook for all working extension packs.
2773	*
2774	* @remarks The caller must not hold any locks.
2775	*/
2776	void ExtPackManager::i_callAllVirtualBoxReadyHooks(void)
2777	{
2778	AutoCaller autoCaller(this);
2779	HRESULT hrc = autoCaller.rc();
2780	if (FAILED(hrc))
2781	return;
2782	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2783	ComPtr<ExtPackManager> ptrSelfRef = this;
2784
2785	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2786	it != m->llInstalledExtPacks.end();
2787	/* advancing below */)
2788	{
2789	if ((*it)->i_callVirtualBoxReadyHook(m->pVirtualBox, &autoLock))
2790	it = m->llInstalledExtPacks.begin();
2791	else
2792	it++;
2793	}
2794	}
2795	#endif
2796
2797	/**
2798	* Calls the pfnConsoleReady hook for all working extension packs.
2799	*
2800	* @param a_pConsole The console interface.
2801	* @remarks The caller must not hold any locks.
2802	*/
2803	void ExtPackManager::i_callAllConsoleReadyHooks(IConsole *a_pConsole)
2804	{
2805	AutoCaller autoCaller(this);
2806	HRESULT hrc = autoCaller.rc();
2807	if (FAILED(hrc))
2808	return;
2809	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2810	ComPtr<ExtPackManager> ptrSelfRef = this;
2811
2812	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2813	it != m->llInstalledExtPacks.end();
2814	/* advancing below */)
2815	{
2816	if ((*it)->i_callConsoleReadyHook(a_pConsole, &autoLock))
2817	it = m->llInstalledExtPacks.begin();
2818	else
2819	it++;
2820	}
2821	}
2822
2823	#if !defined(VBOX_COM_INPROC)
2824	/**
2825	* Calls the pfnVMCreated hook for all working extension packs.
2826	*
2827	* @param a_pMachine The machine interface of the new VM.
2828	*/
2829	void ExtPackManager::i_callAllVmCreatedHooks(IMachine *a_pMachine)
2830	{
2831	AutoCaller autoCaller(this);
2832	HRESULT hrc = autoCaller.rc();
2833	if (FAILED(hrc))
2834	return;
2835	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2836	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2837	ExtPackList llExtPacks = m->llInstalledExtPacks;
2838
2839	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2840	(*it)->i_callVmCreatedHook(m->pVirtualBox, a_pMachine, &autoLock);
2841	}
2842	#endif
2843
2844	/**
2845	* Calls the pfnVMConfigureVMM hook for all working extension packs.
2846	*
2847	* @returns VBox status code. Stops on the first failure, expecting the caller
2848	* to signal this to the caller of the CFGM constructor.
2849	* @param a_pConsole The console interface for the VM.
2850	* @param a_pVM The VM handle.
2851	*/
2852	int ExtPackManager::i_callAllVmConfigureVmmHooks(IConsole *a_pConsole, PVM a_pVM)
2853	{
2854	AutoCaller autoCaller(this);
2855	HRESULT hrc = autoCaller.rc();
2856	if (FAILED(hrc))
2857	return Global::vboxStatusCodeFromCOM(hrc);
2858	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2859	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2860	ExtPackList llExtPacks = m->llInstalledExtPacks;
2861
2862	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2863	{
2864	int vrc;
2865	(*it)->i_callVmConfigureVmmHook(a_pConsole, a_pVM, &autoLock, &vrc);
2866	if (RT_FAILURE(vrc))
2867	return vrc;
2868	}
2869
2870	return VINF_SUCCESS;
2871	}
2872
2873	/**
2874	* Calls the pfnVMPowerOn hook for all working extension packs.
2875	*
2876	* @returns VBox status code. Stops on the first failure, expecting the caller
2877	* to not power on the VM.
2878	* @param a_pConsole The console interface for the VM.
2879	* @param a_pVM The VM handle.
2880	*/
2881	int ExtPackManager::i_callAllVmPowerOnHooks(IConsole *a_pConsole, PVM a_pVM)
2882	{
2883	AutoCaller autoCaller(this);
2884	HRESULT hrc = autoCaller.rc();
2885	if (FAILED(hrc))
2886	return Global::vboxStatusCodeFromCOM(hrc);
2887	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2888	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2889	ExtPackList llExtPacks = m->llInstalledExtPacks;
2890
2891	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2892	{
2893	int vrc;
2894	(*it)->i_callVmPowerOnHook(a_pConsole, a_pVM, &autoLock, &vrc);
2895	if (RT_FAILURE(vrc))
2896	return vrc;
2897	}
2898
2899	return VINF_SUCCESS;
2900	}
2901
2902	/**
2903	* Calls the pfnVMPowerOff hook for all working extension packs.
2904	*
2905	* @param a_pConsole The console interface for the VM.
2906	* @param a_pVM The VM handle. Can be NULL.
2907	*/
2908	void ExtPackManager::i_callAllVmPowerOffHooks(IConsole *a_pConsole, PVM a_pVM)
2909	{
2910	AutoCaller autoCaller(this);
2911	HRESULT hrc = autoCaller.rc();
2912	if (FAILED(hrc))
2913	return;
2914	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2915	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2916	ExtPackList llExtPacks = m->llInstalledExtPacks;
2917
2918	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2919	(*it)->i_callVmPowerOffHook(a_pConsole, a_pVM, &autoLock);
2920	}
2921
2922
2923	/**
2924	* Checks that the specified extension pack contains a VRDE module and that it
2925	* is shipshape.
2926	*
2927	* @returns S_OK if ok, appropriate failure status code with details.
2928	* @param a_pstrExtPack The name of the extension pack.
2929	*/
2930	HRESULT ExtPackManager::i_checkVrdeExtPack(Utf8Str const *a_pstrExtPack)
2931	{
2932	AutoCaller autoCaller(this);
2933	HRESULT hrc = autoCaller.rc();
2934	if (SUCCEEDED(hrc))
2935	{
2936	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2937
2938	ExtPack *pExtPack = i_findExtPack(a_pstrExtPack->c_str());
2939	if (pExtPack)
2940	hrc = pExtPack->i_checkVrde();
2941	else
2942	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"), a_pstrExtPack->c_str());
2943	}
2944
2945	return hrc;
2946	}
2947
2948	/**
2949	* Gets the full path to the VRDE library of the specified extension pack.
2950	*
2951	* This will do extacly the same as checkVrdeExtPack and then resolve the
2952	* library path.
2953	*
2954	* @returns S_OK if a path is returned, COM error status and message return if
2955	* not.
2956	* @param a_pstrExtPack The extension pack.
2957	* @param a_pstrVrdeLibrary Where to return the path.
2958	*/
2959	int ExtPackManager::i_getVrdeLibraryPathForExtPack(Utf8Str const a_pstrExtPack, Utf8Str a_pstrVrdeLibrary)
2960	{
2961	AutoCaller autoCaller(this);
2962	HRESULT hrc = autoCaller.rc();
2963	if (SUCCEEDED(hrc))
2964	{
2965	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2966
2967	ExtPack *pExtPack = i_findExtPack(a_pstrExtPack->c_str());
2968	if (pExtPack)
2969	hrc = pExtPack->i_getVrdpLibraryName(a_pstrVrdeLibrary);
2970	else
2971	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"),
2972	a_pstrExtPack->c_str());
2973	}
2974
2975	return hrc;
2976	}
2977
2978	/**
2979	* Gets the full path to the specified library of the specified extension pack.
2980	*
2981	* @returns S_OK if a path is returned, COM error status and message return if
2982	* not.
2983	* @param a_pszModuleName The library.
2984	* @param a_pstrExtPack The extension pack.
2985	* @param a_pstrVrdeLibrary Where to return the path.
2986	*/
2987	HRESULT ExtPackManager::i_getLibraryPathForExtPack(const char a_pszModuleName, Utf8Str const a_pstrExtPack,
2988	Utf8Str *a_pstrLibrary)
2989	{
2990	AutoCaller autoCaller(this);
2991	HRESULT hrc = autoCaller.rc();
2992	if (SUCCEEDED(hrc))
2993	{
2994	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2995
2996	ExtPack *pExtPack = i_findExtPack(a_pstrExtPack->c_str());
2997	if (pExtPack)
2998	hrc = pExtPack->i_getLibraryName(a_pszModuleName, a_pstrLibrary);
2999	else
3000	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"), a_pstrExtPack->c_str());
3001	}
3002
3003	return hrc;
3004	}
3005
3006	/**
3007	* Gets the name of the default VRDE extension pack.
3008	*
3009	* @returns S_OK or some COM error status on red tape failure.
3010	* @param a_pstrExtPack Where to return the extension pack name. Returns
3011	* empty if no extension pack wishes to be the default
3012	* VRDP provider.
3013	*/
3014	HRESULT ExtPackManager::i_getDefaultVrdeExtPack(Utf8Str *a_pstrExtPack)
3015	{
3016	a_pstrExtPack->setNull();
3017
3018	AutoCaller autoCaller(this);
3019	HRESULT hrc = autoCaller.rc();
3020	if (SUCCEEDED(hrc))
3021	{
3022	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3023
3024	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
3025	it != m->llInstalledExtPacks.end();
3026	it++)
3027	{
3028	if ((*it)->i_wantsToBeDefaultVrde())
3029	{
3030	a_pstrExtPack = (it)->m->Desc.strName;
3031	break;
3032	}
3033	}
3034	}
3035	return hrc;
3036	}
3037
3038	/**
3039	* Checks if an extension pack is (present and) usable.
3040	*
3041	* @returns @c true if it is, otherwise @c false.
3042	* @param a_pszExtPack The name of the extension pack.
3043	*/
3044	bool ExtPackManager::i_isExtPackUsable(const char *a_pszExtPack)
3045	{
3046	AutoCaller autoCaller(this);
3047	HRESULT hrc = autoCaller.rc();
3048	if (FAILED(hrc))
3049	return false;
3050	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3051
3052	ExtPack *pExtPack = i_findExtPack(a_pszExtPack);
3053	return pExtPack != NULL
3054	&& pExtPack->m->fUsable;
3055	}
3056
3057	/**
3058	* Dumps all extension packs to the release log.
3059	*/
3060	void ExtPackManager::i_dumpAllToReleaseLog(void)
3061	{
3062	AutoCaller autoCaller(this);
3063	HRESULT hrc = autoCaller.rc();
3064	if (FAILED(hrc))
3065	return;
3066	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3067
3068	LogRel(("Installed Extension Packs:\n"));
3069	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
3070	it != m->llInstalledExtPacks.end();
3071	it++)
3072	{
3073	ExtPack::Data pExtPackData = (it)->m;
3074	if (pExtPackData)
3075	{
3076	if (pExtPackData->fUsable)
3077	LogRel((" %s (Version: %s r%u%s%s; VRDE Module: %s)\n",
3078	pExtPackData->Desc.strName.c_str(),
3079	pExtPackData->Desc.strVersion.c_str(),
3080	pExtPackData->Desc.uRevision,
3081	pExtPackData->Desc.strEdition.isEmpty() ? "" : " ",
3082	pExtPackData->Desc.strEdition.c_str(),
3083	pExtPackData->Desc.strVrdeModule.c_str() ));
3084	else
3085	LogRel((" %s (Version: %s r%u%s%s; VRDE Module: %s unusable because of '%s')\n",
3086	pExtPackData->Desc.strName.c_str(),
3087	pExtPackData->Desc.strVersion.c_str(),
3088	pExtPackData->Desc.uRevision,
3089	pExtPackData->Desc.strEdition.isEmpty() ? "" : " ",
3090	pExtPackData->Desc.strEdition.c_str(),
3091	pExtPackData->Desc.strVrdeModule.c_str(),
3092	pExtPackData->strWhyUnusable.c_str() ));
3093	}
3094	else
3095	LogRel((" pExtPackData is NULL\n"));
3096	}
3097
3098	if (!m->llInstalledExtPacks.size())
3099	LogRel((" None installed!\n"));
3100	}
3101
3102	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-all/ExtPackManagerImpl.cpp@ 53390

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