ExtPackManagerImpl.cpp@ 61644

Last change on this file since 61644 was 60760, checked in by vboxsync, 9 years ago
Main/ExtPackManager: fix long standing bug with object creation/destruction due to missing calls to BaseFinalConstruct and BaseFinalRelease
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 107.9 KB

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1	/* $Id: ExtPackManagerImpl.cpp 60760 2016-04-29 11:35:22Z vboxsync $ */
2	/** @file
3	* VirtualBox Main - interface for Extension Packs, VBoxSVC & VBoxC.
4	*/
5
6	/*
7	* Copyright (C) 2010-2016 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	#include "ThreadTask.h"
25
26	#include <iprt/buildconfig.h>
27	#include <iprt/ctype.h>
28	#include <iprt/dir.h>
29	#include <iprt/env.h>
30	#include <iprt/file.h>
31	#include <iprt/ldr.h>
32	#include <iprt/manifest.h>
33	#include <iprt/param.h>
34	#include <iprt/path.h>
35	#include <iprt/pipe.h>
36	#include <iprt/process.h>
37	#include <iprt/string.h>
38
39	#include <VBox/com/array.h>
40	#include <VBox/com/ErrorInfo.h>
41	#include <VBox/err.h>
42	#include <VBox/log.h>
43	#include <VBox/sup.h>
44	#include <VBox/version.h>
45	#include "AutoCaller.h"
46	#include "Global.h"
47	#include "ProgressImpl.h"
48	#if defined(VBOX_COM_INPROC)
49	# include "ConsoleImpl.h"
50	#else
51	# include "VirtualBoxImpl.h"
52	#endif
53
54
55	/*********************************************************************************************************************************
56	* Defined Constants And Macros *
57	*********************************************************************************************************************************/
58	/** @def VBOX_EXTPACK_HELPER_NAME
59	* The name of the utility application we employ to install and uninstall the
60	* extension packs. This is a set-uid-to-root binary on unixy platforms, which
61	* is why it has to be a separate application.
62	*/
63	#if defined(RT_OS_WINDOWS) \|\| defined(RT_OS_OS2)
64	# define VBOX_EXTPACK_HELPER_NAME "VBoxExtPackHelperApp.exe"
65	#else
66	# define VBOX_EXTPACK_HELPER_NAME "VBoxExtPackHelperApp"
67	#endif
68
69
70	/*********************************************************************************************************************************
71	* Structures and Typedefs *
72	*********************************************************************************************************************************/
73	struct ExtPackBaseData
74	{
75	public:
76	/** The extension pack descriptor (loaded from the XML, mostly). */
77	VBOXEXTPACKDESC Desc;
78	/** The file system object info of the XML file.
79	* This is for detecting changes and save time in refresh(). */
80	RTFSOBJINFO ObjInfoDesc;
81	/** Whether it's usable or not. */
82	bool fUsable;
83	/** Why it is unusable. */
84	Utf8Str strWhyUnusable;
85	};
86
87	#if !defined(VBOX_COM_INPROC)
88	/**
89	* Private extension pack data.
90	*/
91	struct ExtPackFile::Data : public ExtPackBaseData
92	{
93	public:
94	/** The path to the tarball. */
95	Utf8Str strExtPackFile;
96	/** The SHA-256 hash of the file (as string). */
97	Utf8Str strDigest;
98	/** The file handle of the extension pack file. */
99	RTFILE hExtPackFile;
100	/** Our manifest for the tarball. */
101	RTMANIFEST hOurManifest;
102	/** Pointer to the extension pack manager. */
103	ComObjPtr<ExtPackManager> ptrExtPackMgr;
104	/** Pointer to the VirtualBox object so we can create a progress object. */
105	VirtualBox *pVirtualBox;
106
107	RTMEMEF_NEW_AND_DELETE_OPERATORS();
108	};
109	#endif
110
111	/**
112	* Private extension pack data.
113	*/
114	struct ExtPack::Data : public ExtPackBaseData
115	{
116	public:
117	/** Where the extension pack is located. */
118	Utf8Str strExtPackPath;
119	/** The file system object info of the extension pack directory.
120	* This is for detecting changes and save time in refresh(). */
121	RTFSOBJINFO ObjInfoExtPack;
122	/** The full path to the main module. */
123	Utf8Str strMainModPath;
124	/** The file system object info of the main module.
125	* This is used to determin whether to bother try reload it. */
126	RTFSOBJINFO ObjInfoMainMod;
127	/** The module handle of the main extension pack module. */
128	RTLDRMOD hMainMod;
129
130	/** The helper callbacks for the extension pack. */
131	VBOXEXTPACKHLP Hlp;
132	/** Pointer back to the extension pack object (for Hlp methods). */
133	ExtPack *pThis;
134	/** The extension pack registration structure. */
135	PCVBOXEXTPACKREG pReg;
136	/** The current context. */
137	VBOXEXTPACKCTX enmContext;
138	/** Set if we've made the pfnVirtualBoxReady or pfnConsoleReady call. */
139	bool fMadeReadyCall;
140
141	RTMEMEF_NEW_AND_DELETE_OPERATORS();
142	};
143
144	/** List of extension packs. */
145	typedef std::list< ComObjPtr<ExtPack> > ExtPackList;
146
147	/**
148	* Private extension pack manager data.
149	*/
150	struct ExtPackManager::Data
151	{
152	/** The directory where the extension packs are installed. */
153	Utf8Str strBaseDir;
154	/** The directory where the certificates this installation recognizes are
155	* stored. */
156	Utf8Str strCertificatDirPath;
157	/** The list of installed extension packs. */
158	ExtPackList llInstalledExtPacks;
159	#if !defined(VBOX_COM_INPROC)
160	/** Pointer to the VirtualBox object, our parent. */
161	VirtualBox *pVirtualBox;
162	#endif
163	/** The current context. */
164	VBOXEXTPACKCTX enmContext;
165	#if !defined(RT_OS_WINDOWS) && !defined(RT_OS_DARWIN)
166	/** File handle for the VBoxVMM libary which we slurp because ExtPacks depend on it. */
167	RTLDRMOD hVBoxVMM;
168	#endif
169
170	RTMEMEF_NEW_AND_DELETE_OPERATORS();
171	};
172
173	#if !defined(VBOX_COM_INPROC)
174
175	/**
176	* Extension pack installation job.
177	*/
178	class ExtPackInstallTask : public ThreadTask
179	{
180	public:
181	explicit ExtPackInstallTask() : ThreadTask("ExtPackInst") { }
182	~ExtPackInstallTask() { }
183
184	void handler()
185	{
186	HRESULT hrc = ptrExtPackMgr->i_doInstall(ptrExtPackFile, fReplace, &strDisplayInfo);
187	ptrProgress->i_notifyComplete(hrc);
188	}
189
190	HRESULT Init(const ComPtr<ExtPackFile> &a_strExtPackFile, bool a_fReplace,
191	const Utf8Str &strDispInfo, const ComPtr<ExtPackManager> &a_ptrExtPackMgr)
192	{
193	ptrExtPackFile = a_strExtPackFile;
194	fReplace = a_fReplace;
195	strDisplayInfo = strDispInfo;
196	ptrExtPackMgr = a_ptrExtPackMgr;
197
198	HRESULT hrc = ptrProgress.createObject();
199	if (SUCCEEDED(hrc))
200	{
201	Bstr bstrDescription("Installing extension pack");
202	hrc = ptrProgress->init(ptrExtPackFile->m->pVirtualBox,
203	static_cast<IExtPackFile *>(ptrExtPackFile),
204	bstrDescription.raw(),
205	FALSE /aCancelable/);
206	}
207
208	return hrc;
209	}
210
211	/** Smart pointer to the progress object for this job. */
212	ComObjPtr<Progress> ptrProgress;
213	private:
214	/** Smart pointer to the extension pack file. */
215	ComPtr<ExtPackFile> ptrExtPackFile;
216	/** The replace argument. */
217	bool fReplace;
218	/** The display info argument. */
219	Utf8Str strDisplayInfo;
220	/** Smart pointer to the extension manager. */
221	ComPtr<ExtPackManager> ptrExtPackMgr;
222	};
223
224	/**
225	* Extension pack uninstallation job.
226	*/
227	class ExtPackUninstallTask : public ThreadTask
228	{
229	public:
230	explicit ExtPackUninstallTask() : ThreadTask("ExtPackUninst") { }
231	~ExtPackUninstallTask() { }
232
233	void handler()
234	{
235	HRESULT hrc = ptrExtPackMgr->i_doUninstall(&strName, fForcedRemoval, &strDisplayInfo);
236	ptrProgress->i_notifyComplete(hrc);
237	}
238
239	HRESULT Init(const ComPtr<ExtPackManager> &a_ptrExtPackMgr, const Utf8Str &a_strName,
240	bool a_fForcedRemoval, const Utf8Str &a_strDisplayInfo)
241	{
242	ptrExtPackMgr = a_ptrExtPackMgr;
243	strName = a_strName;
244	fForcedRemoval = a_fForcedRemoval;
245	strDisplayInfo = a_strDisplayInfo;
246
247	HRESULT hrc = ptrProgress.createObject();
248	if (SUCCEEDED(hrc))
249	{
250	Bstr bstrDescription("Uninstalling extension pack");
251	hrc = ptrProgress->init(ptrExtPackMgr->m->pVirtualBox,
252	static_cast<IExtPackManager *>(ptrExtPackMgr),
253	bstrDescription.raw(),
254	FALSE /aCancelable/);
255	}
256
257	return hrc;
258	}
259
260	/** Smart pointer to the progress object for this job. */
261	ComObjPtr<Progress> ptrProgress;
262	private:
263	/** Smart pointer to the extension manager. */
264	ComPtr<ExtPackManager> ptrExtPackMgr;
265	/** The name of the extension pack. */
266	Utf8Str strName;
267	/** The replace argument. */
268	bool fForcedRemoval;
269	/** The display info argument. */
270	Utf8Str strDisplayInfo;
271	};
272
273	DEFINE_EMPTY_CTOR_DTOR(ExtPackFile)
274
275	/**
276	* Called by ComObjPtr::createObject when creating the object.
277	*
278	* Just initialize the basic object state, do the rest in initWithDir().
279	*
280	* @returns S_OK.
281	*/
282	HRESULT ExtPackFile::FinalConstruct()
283	{
284	m = NULL;
285	return BaseFinalConstruct();
286	}
287
288	/**
289	* Initializes the extension pack by reading its file.
290	*
291	* @returns COM status code.
292	* @param a_pszFile The path to the extension pack file.
293	* @param a_pszDigest The SHA-256 digest of the file. Or an empty string.
294	* @param a_pExtPackMgr Pointer to the extension pack manager.
295	* @param a_pVirtualBox Pointer to the VirtualBox object.
296	*/
297	HRESULT ExtPackFile::initWithFile(const char a_pszFile, const char a_pszDigest, ExtPackManager *a_pExtPackMgr,
298	VirtualBox *a_pVirtualBox)
299	{
300	AutoInitSpan autoInitSpan(this);
301	AssertReturn(autoInitSpan.isOk(), E_FAIL);
302
303	/*
304	* Allocate + initialize our private data.
305	*/
306	m = new ExtPackFile::Data;
307	VBoxExtPackInitDesc(&m->Desc);
308	RT_ZERO(m->ObjInfoDesc);
309	m->fUsable = false;
310	m->strWhyUnusable = tr("ExtPack::init failed");
311	m->strExtPackFile = a_pszFile;
312	m->strDigest = a_pszDigest;
313	m->hExtPackFile = NIL_RTFILE;
314	m->hOurManifest = NIL_RTMANIFEST;
315	m->ptrExtPackMgr = a_pExtPackMgr;
316	m->pVirtualBox = a_pVirtualBox;
317
318	RTCString *pstrTarName = VBoxExtPackExtractNameFromTarballPath(a_pszFile);
319	if (pstrTarName)
320	{
321	m->Desc.strName = *pstrTarName;
322	delete pstrTarName;
323	pstrTarName = NULL;
324	}
325
326	autoInitSpan.setSucceeded();
327
328	/*
329	* Try open the extension pack and check that it is a regular file.
330	*/
331	int vrc = RTFileOpen(&m->hExtPackFile, a_pszFile,
332	RTFILE_O_READ \| RTFILE_O_DENY_WRITE \| RTFILE_O_OPEN);
333	if (RT_FAILURE(vrc))
334	{
335	if (vrc == VERR_FILE_NOT_FOUND \|\| vrc == VERR_PATH_NOT_FOUND)
336	return initFailed(tr("'%s' file not found"), a_pszFile);
337	return initFailed(tr("RTFileOpen('%s',,) failed with %Rrc"), a_pszFile, vrc);
338	}
339
340	RTFSOBJINFO ObjInfo;
341	vrc = RTFileQueryInfo(m->hExtPackFile, &ObjInfo, RTFSOBJATTRADD_UNIX);
342	if (RT_FAILURE(vrc))
343	return initFailed(tr("RTFileQueryInfo failed with %Rrc on '%s'"), vrc, a_pszFile);
344	if (!RTFS_IS_FILE(ObjInfo.Attr.fMode))
345	return initFailed(tr("Not a regular file: %s"), a_pszFile);
346
347	/*
348	* Validate the tarball and extract the XML file.
349	*/
350	char szError[8192];
351	RTVFSFILE hXmlFile;
352	vrc = VBoxExtPackValidateTarball(m->hExtPackFile, NULL /pszExtPackName/, a_pszFile, a_pszDigest,
353	szError, sizeof(szError), &m->hOurManifest, &hXmlFile, &m->strDigest);
354	if (RT_FAILURE(vrc))
355	return initFailed(tr("%s"), szError);
356
357	/*
358	* Parse the XML.
359	*/
360	RTCString strSavedName(m->Desc.strName);
361	RTCString *pStrLoadErr = VBoxExtPackLoadDescFromVfsFile(hXmlFile, &m->Desc, &m->ObjInfoDesc);
362	RTVfsFileRelease(hXmlFile);
363	if (pStrLoadErr != NULL)
364	{
365	m->strWhyUnusable.printf(tr("Failed to the xml file: %s"), pStrLoadErr->c_str());
366	m->Desc.strName = strSavedName;
367	delete pStrLoadErr;
368	return S_OK;
369	}
370
371	/*
372	* Match the tarball name with the name from the XML.
373	*/
374	/** @todo drop this restriction after the old install interface is
375	* dropped. */
376	if (!strSavedName.equalsIgnoreCase(m->Desc.strName))
377	return initFailed(tr("Extension pack name mismatch between the downloaded file and the XML inside it (xml='%s' file='%s')"),
378	m->Desc.strName.c_str(), strSavedName.c_str());
379
380
381	m->fUsable = true;
382	m->strWhyUnusable.setNull();
383	return S_OK;
384	}
385
386	/**
387	* Protected helper that formats the strWhyUnusable value.
388	*
389	* @returns S_OK
390	* @param a_pszWhyFmt Why it failed, format string.
391	* @param ... The format arguments.
392	*/
393	HRESULT ExtPackFile::initFailed(const char *a_pszWhyFmt, ...)
394	{
395	va_list va;
396	va_start(va, a_pszWhyFmt);
397	m->strWhyUnusable.printfV(a_pszWhyFmt, va);
398	va_end(va);
399	return S_OK;
400	}
401
402	/**
403	* COM cruft.
404	*/
405	void ExtPackFile::FinalRelease()
406	{
407	uninit();
408	BaseFinalRelease();
409	}
410
411	/**
412	* Do the actual cleanup.
413	*/
414	void ExtPackFile::uninit()
415	{
416	/* Enclose the state transition Ready->InUninit->NotReady */
417	AutoUninitSpan autoUninitSpan(this);
418	if (!autoUninitSpan.uninitDone() && m != NULL)
419	{
420	VBoxExtPackFreeDesc(&m->Desc);
421	RTFileClose(m->hExtPackFile);
422	m->hExtPackFile = NIL_RTFILE;
423	RTManifestRelease(m->hOurManifest);
424	m->hOurManifest = NIL_RTMANIFEST;
425
426	delete m;
427	m = NULL;
428	}
429	}
430
431	HRESULT ExtPackFile::getName(com::Utf8Str &aName)
432	{
433	aName = m->Desc.strName;
434	return S_OK;
435	}
436
437	HRESULT ExtPackFile::getDescription(com::Utf8Str &aDescription)
438	{
439	aDescription = m->Desc.strDescription;
440	return S_OK;
441	}
442
443	HRESULT ExtPackFile::getVersion(com::Utf8Str &aVersion)
444	{
445	aVersion = m->Desc.strVersion;
446	return S_OK;
447	}
448
449	HRESULT ExtPackFile::getEdition(com::Utf8Str &aEdition)
450	{
451	aEdition = m->Desc.strEdition;
452	return S_OK;
453	}
454
455	HRESULT ExtPackFile::getRevision(ULONG *aRevision)
456	{
457	*aRevision = m->Desc.uRevision;
458	return S_OK;
459	}
460
461	HRESULT ExtPackFile::getVRDEModule(com::Utf8Str &aVRDEModule)
462	{
463	aVRDEModule = m->Desc.strVrdeModule;
464	return S_OK;
465	}
466
467	HRESULT ExtPackFile::getPlugIns(std::vector<ComPtr<IExtPackPlugIn> > &aPlugIns)
468	{
469	/** @todo implement plug-ins. */
470	#ifdef VBOX_WITH_XPCOM
471	NOREF(aPlugIns);
472	#endif
473	NOREF(aPlugIns);
474	ReturnComNotImplemented();
475	}
476
477	HRESULT ExtPackFile::getUsable(BOOL *aUsable)
478	{
479	*aUsable = m->fUsable;
480	return S_OK;
481	}
482
483	HRESULT ExtPackFile::getWhyUnusable(com::Utf8Str &aWhyUnusable)
484	{
485	aWhyUnusable = m->strWhyUnusable;
486	return S_OK;
487	}
488
489	HRESULT ExtPackFile::getShowLicense(BOOL *aShowLicense)
490	{
491	*aShowLicense = m->Desc.fShowLicense;
492	return S_OK;
493	}
494
495	HRESULT ExtPackFile::getLicense(com::Utf8Str &aLicense)
496	{
497	Utf8Str strHtml("html");
498	Utf8Str str("");
499	return queryLicense(str, str, strHtml, aLicense);
500	}
501
502	/* Same as ExtPack::QueryLicense, should really explore the subject of base classes here... */
503	HRESULT ExtPackFile::queryLicense(const com::Utf8Str &aPreferredLocale, const com::Utf8Str &aPreferredLanguage,
504	const com::Utf8Str &aFormat, com::Utf8Str &aLicenseText)
505	{
506	HRESULT hrc = S_OK;
507
508	/*
509	* Validate input.
510	*/
511
512	if (aPreferredLocale.length() != 2 && aPreferredLocale.length() != 0)
513	return setError(E_FAIL, tr("The preferred locale is a two character string or empty."));
514
515	if (aPreferredLanguage.length() != 2 && aPreferredLanguage.length() != 0)
516	return setError(E_FAIL, tr("The preferred lanuage is a two character string or empty."));
517
518	if ( !aFormat.equals("html")
519	&& !aFormat.equals("rtf")
520	&& !aFormat.equals("txt"))
521	return setError(E_FAIL, tr("The license format can only have the values 'html', 'rtf' and 'txt'."));
522
523	/*
524	* Combine the options to form a file name before locking down anything.
525	*/
526	char szName[sizeof(VBOX_EXTPACK_LICENSE_NAME_PREFIX "-de_DE.html") + 2];
527	if (aPreferredLocale.isNotEmpty() && aPreferredLanguage.isNotEmpty())
528	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s_%s.%s",
529	aPreferredLocale.c_str(), aPreferredLanguage.c_str(), aFormat.c_str());
530	else if (aPreferredLocale.isNotEmpty())
531	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s.%s",
532	aPreferredLocale.c_str(), aFormat.c_str());
533	else if (aPreferredLanguage.isNotEmpty())
534	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-_%s.%s",
535	aPreferredLocale.c_str(), aFormat.c_str());
536	else
537	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX ".%s",
538	aFormat.c_str());
539	/*
540	* Lock the extension pack. We need a write lock here as there must not be
541	* concurrent accesses to the tar file handle.
542	*/
543	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
544
545	/*
546	* Do not permit this query on a pack that isn't considered usable (could
547	* be marked so because of bad license files).
548	*/
549	if (!m->fUsable)
550	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
551	else
552	{
553	/*
554	* Look it up in the manifest before scanning the tarball for it
555	*/
556	if (RTManifestEntryExists(m->hOurManifest, szName))
557	{
558	RTVFSFSSTREAM hTarFss;
559	char szError[8192];
560	int vrc = VBoxExtPackOpenTarFss(m->hExtPackFile, szError, sizeof(szError), &hTarFss, NULL);
561	if (RT_SUCCESS(vrc))
562	{
563	for (;;)
564	{
565	/* Get the first/next. */
566	char *pszName;
567	RTVFSOBJ hVfsObj;
568	RTVFSOBJTYPE enmType;
569	vrc = RTVfsFsStrmNext(hTarFss, &pszName, &enmType, &hVfsObj);
570	if (RT_FAILURE(vrc))
571	{
572	if (vrc != VERR_EOF)
573	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTVfsFsStrmNext failed: %Rrc"), vrc);
574	else
575	hrc = setError(E_UNEXPECTED, tr("'%s' was found in the manifest but not in the tarball"), szName);
576	break;
577	}
578
579	/* Is this it? */
580	const char *pszAdjName = pszName[0] == '.' && pszName[1] == '/' ? &pszName[2] : pszName;
581	if ( !strcmp(pszAdjName, szName)
582	&& ( enmType == RTVFSOBJTYPE_IO_STREAM
583	\|\| enmType == RTVFSOBJTYPE_FILE))
584	{
585	RTVFSIOSTREAM hVfsIos = RTVfsObjToIoStream(hVfsObj);
586	RTVfsObjRelease(hVfsObj);
587	RTStrFree(pszName);
588
589	/* Load the file into memory. */
590	RTFSOBJINFO ObjInfo;
591	vrc = RTVfsIoStrmQueryInfo(hVfsIos, &ObjInfo, RTFSOBJATTRADD_NOTHING);
592	if (RT_SUCCESS(vrc))
593	{
594	size_t cbFile = (size_t)ObjInfo.cbObject;
595	void *pvFile = RTMemAllocZ(cbFile + 1);
596	if (pvFile)
597	{
598	vrc = RTVfsIoStrmRead(hVfsIos, pvFile, cbFile, true /fBlocking/, NULL);
599	if (RT_SUCCESS(vrc))
600	{
601	/* try translate it into a string we can return. */
602	Bstr bstrLicense((const char *)pvFile, cbFile);
603	if (bstrLicense.isNotEmpty())
604	{
605	aLicenseText = Utf8Str(bstrLicense);
606	hrc = S_OK;
607	}
608	else
609	hrc = setError(VBOX_E_IPRT_ERROR,
610	tr("The license file '%s' is empty or contains invalid UTF-8 encoding"),
611	szName);
612	}
613	else
614	hrc = setError(VBOX_E_IPRT_ERROR, tr("Failed to read '%s': %Rrc"), szName, vrc);
615	RTMemFree(pvFile);
616	}
617	else
618	hrc = setError(E_OUTOFMEMORY, tr("Failed to allocate %zu bytes for '%s'"), cbFile, szName);
619	}
620	else
621	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTVfsIoStrmQueryInfo on '%s': %Rrc"), szName, vrc);
622	RTVfsIoStrmRelease(hVfsIos);
623	break;
624	}
625
626	/* Release current. */
627	RTVfsObjRelease(hVfsObj);
628	RTStrFree(pszName);
629	}
630	RTVfsFsStrmRelease(hTarFss);
631	}
632	else
633	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("%s"), szError);
634	}
635	else
636	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("The license file '%s' was not found in '%s'"),
637	szName, m->strExtPackFile.c_str());
638	}
639	return hrc;
640	}
641
642	HRESULT ExtPackFile::getFilePath(com::Utf8Str &aFilePath)
643	{
644
645	aFilePath = m->strExtPackFile;
646	return S_OK;
647	}
648
649	HRESULT ExtPackFile::install(BOOL aReplace, const com::Utf8Str &aDisplayInfo, ComPtr<IProgress> &aProgress)
650	{
651	HRESULT hrc;
652	if (m->fUsable)
653	{
654	ExtPackInstallTask *pTask = NULL;
655	try
656	{
657	pTask = new ExtPackInstallTask();
658	hrc = pTask->Init(this, aReplace != FALSE, aDisplayInfo, m->ptrExtPackMgr);
659	if (SUCCEEDED(hrc))
660	{
661	ComPtr<Progress> ptrProgress = pTask->ptrProgress;
662	hrc = pTask->createThread(NULL, RTTHREADTYPE_DEFAULT);
663	pTask = NULL; /* The _completely_ _undocumented_ createThread method always consumes pTask. */
664	if (SUCCEEDED(hrc))
665	hrc = ptrProgress.queryInterfaceTo(aProgress.asOutParam());
666	else
667	hrc = setError(VBOX_E_IPRT_ERROR,
668	tr("Starting thread for an extension pack installation failed with %Rrc"), hrc);
669	}
670	else
671	hrc = setError(VBOX_E_IPRT_ERROR,
672	tr("Looks like creating a progress object for ExtraPackInstallTask object failed"));
673	}
674	catch (std::bad_alloc &)
675	{
676	hrc = E_OUTOFMEMORY;
677	}
678	catch (HRESULT hrcXcpt)
679	{
680	LogFlowThisFunc(("Exception was caught in the function ExtPackFile::install() \n"));
681	hrc = hrcXcpt;
682	}
683	if (pTask)
684	delete pTask;
685	}
686	else
687	hrc = setError(E_FAIL, "%s", m->strWhyUnusable.c_str());
688	return hrc;
689	}
690
691	#endif /* !VBOX_COM_INPROC */
692
693
694
695
696	DEFINE_EMPTY_CTOR_DTOR(ExtPack)
697
698	/**
699	* Called by ComObjPtr::createObject when creating the object.
700	*
701	* Just initialize the basic object state, do the rest in initWithDir().
702	*
703	* @returns S_OK.
704	*/
705	HRESULT ExtPack::FinalConstruct()
706	{
707	m = NULL;
708	return BaseFinalConstruct();
709	}
710
711	/**
712	* Initializes the extension pack by reading its file.
713	*
714	* @returns COM status code.
715	* @param a_enmContext The context we're in.
716	* @param a_pszName The name of the extension pack. This is also the
717	* name of the subdirector under @a a_pszParentDir
718	* where the extension pack is installed.
719	* @param a_pszDir The extension pack directory name.
720	*/
721	HRESULT ExtPack::initWithDir(VBOXEXTPACKCTX a_enmContext, const char a_pszName, const char a_pszDir)
722	{
723	AutoInitSpan autoInitSpan(this);
724	AssertReturn(autoInitSpan.isOk(), E_FAIL);
725
726	static const VBOXEXTPACKHLP s_HlpTmpl =
727	{
728	/* u32Version = */ VBOXEXTPACKHLP_VERSION,
729	/* uVBoxFullVersion = */ VBOX_FULL_VERSION,
730	/* uVBoxVersionRevision = */ 0,
731	/* u32Padding = */ 0,
732	/* pszVBoxVersion = */ "",
733	/* pfnFindModule = */ ExtPack::i_hlpFindModule,
734	/* pfnGetFilePath = */ ExtPack::i_hlpGetFilePath,
735	/* pfnGetContext = */ ExtPack::i_hlpGetContext,
736	/* pfnLoadHGCMService = */ ExtPack::i_hlpLoadHGCMService,
737	/* pfnLoadVDPlugin = */ ExtPack::i_hlpLoadVDPlugin,
738	/* pfnUnloadVDPlugin = */ ExtPack::i_hlpUnloadVDPlugin,
739	/* pfnReserved1 = */ ExtPack::i_hlpReservedN,
740	/* pfnReserved2 = */ ExtPack::i_hlpReservedN,
741	/* pfnReserved3 = */ ExtPack::i_hlpReservedN,
742	/* pfnReserved4 = */ ExtPack::i_hlpReservedN,
743	/* pfnReserved5 = */ ExtPack::i_hlpReservedN,
744	/* pfnReserved6 = */ ExtPack::i_hlpReservedN,
745	/* u32EndMarker = */ VBOXEXTPACKHLP_VERSION
746	};
747
748	/*
749	* Allocate + initialize our private data.
750	*/
751	m = new Data;
752	VBoxExtPackInitDesc(&m->Desc);
753	m->Desc.strName = a_pszName;
754	RT_ZERO(m->ObjInfoDesc);
755	m->fUsable = false;
756	m->strWhyUnusable = tr("ExtPack::init failed");
757	m->strExtPackPath = a_pszDir;
758	RT_ZERO(m->ObjInfoExtPack);
759	m->strMainModPath.setNull();
760	RT_ZERO(m->ObjInfoMainMod);
761	m->hMainMod = NIL_RTLDRMOD;
762	m->Hlp = s_HlpTmpl;
763	m->Hlp.pszVBoxVersion = RTBldCfgVersion();
764	m->Hlp.uVBoxInternalRevision = RTBldCfgRevision();
765	m->pThis = this;
766	m->pReg = NULL;
767	m->enmContext = a_enmContext;
768	m->fMadeReadyCall = false;
769
770	/*
771	* Make sure the SUPR3Hardened API works (ignoring errors for now).
772	*/
773	int rc = SUPR3HardenedVerifyInit();
774	if (RT_FAILURE(rc))
775	LogRel(("SUPR3HardenedVerifyInit failed: %Rrc\n", rc));
776
777	/*
778	* Probe the extension pack (this code is shared with refresh()).
779	*/
780	i_probeAndLoad();
781
782	autoInitSpan.setSucceeded();
783	return S_OK;
784	}
785
786	/**
787	* COM cruft.
788	*/
789	void ExtPack::FinalRelease()
790	{
791	uninit();
792	BaseFinalRelease();
793	}
794
795	/**
796	* Do the actual cleanup.
797	*/
798	void ExtPack::uninit()
799	{
800	/* Enclose the state transition Ready->InUninit->NotReady */
801	AutoUninitSpan autoUninitSpan(this);
802	if (!autoUninitSpan.uninitDone() && m != NULL)
803	{
804	if (m->hMainMod != NIL_RTLDRMOD)
805	{
806	AssertPtr(m->pReg);
807	if (m->pReg->pfnUnload != NULL)
808	m->pReg->pfnUnload(m->pReg);
809
810	RTLdrClose(m->hMainMod);
811	m->hMainMod = NIL_RTLDRMOD;
812	m->pReg = NULL;
813	}
814
815	VBoxExtPackFreeDesc(&m->Desc);
816
817	delete m;
818	m = NULL;
819	}
820	}
821
822
823	/**
824	* Calls the installed hook.
825	*
826	* @returns true if we left the lock, false if we didn't.
827	* @param a_pVirtualBox The VirtualBox interface.
828	* @param a_pLock The write lock held by the caller.
829	* @param pErrInfo Where to return error information.
830	*/
831	bool ExtPack::i_callInstalledHook(IVirtualBox a_pVirtualBox, AutoWriteLock a_pLock, PRTERRINFO pErrInfo)
832	{
833	if ( m != NULL
834	&& m->hMainMod != NIL_RTLDRMOD)
835	{
836	if (m->pReg->pfnInstalled)
837	{
838	ComPtr<ExtPack> ptrSelfRef = this;
839	a_pLock->release();
840	pErrInfo->rc = m->pReg->pfnInstalled(m->pReg, a_pVirtualBox, pErrInfo);
841	a_pLock->acquire();
842	return true;
843	}
844	}
845	pErrInfo->rc = VINF_SUCCESS;
846	return false;
847	}
848
849	/**
850	* Calls the uninstall hook and closes the module.
851	*
852	* @returns S_OK or COM error status with error information.
853	* @param a_pVirtualBox The VirtualBox interface.
854	* @param a_fForcedRemoval When set, we'll ignore complaints from the
855	* uninstall hook.
856	* @remarks The caller holds the manager's write lock, not released.
857	*/
858	HRESULT ExtPack::i_callUninstallHookAndClose(IVirtualBox *a_pVirtualBox, bool a_fForcedRemoval)
859	{
860	HRESULT hrc = S_OK;
861
862	if ( m != NULL
863	&& m->hMainMod != NIL_RTLDRMOD)
864	{
865	if (m->pReg->pfnUninstall && !a_fForcedRemoval)
866	{
867	int vrc = m->pReg->pfnUninstall(m->pReg, a_pVirtualBox);
868	if (RT_FAILURE(vrc))
869	{
870	LogRel(("ExtPack pfnUninstall returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
871	if (!a_fForcedRemoval)
872	hrc = setError(E_FAIL, tr("pfnUninstall returned %Rrc"), vrc);
873	}
874	}
875	if (SUCCEEDED(hrc))
876	{
877	RTLdrClose(m->hMainMod);
878	m->hMainMod = NIL_RTLDRMOD;
879	m->pReg = NULL;
880	}
881	}
882
883	return hrc;
884	}
885
886	/**
887	* Calls the pfnVirtualBoxReady 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_pLock The write lock held by the caller.
892	*/
893	bool ExtPack::i_callVirtualBoxReadyHook(IVirtualBox a_pVirtualBox, AutoWriteLock a_pLock)
894	{
895	if ( m != NULL
896	&& m->fUsable
897	&& !m->fMadeReadyCall)
898	{
899	m->fMadeReadyCall = true;
900	if (m->pReg->pfnVirtualBoxReady)
901	{
902	ComPtr<ExtPack> ptrSelfRef = this;
903	a_pLock->release();
904	m->pReg->pfnVirtualBoxReady(m->pReg, a_pVirtualBox);
905	a_pLock->acquire();
906	return true;
907	}
908	}
909	return false;
910	}
911
912	/**
913	* Calls the pfnConsoleReady hook.
914	*
915	* @returns true if we left the lock, false if we didn't.
916	* @param a_pConsole The Console interface.
917	* @param a_pLock The write lock held by the caller.
918	*/
919	bool ExtPack::i_callConsoleReadyHook(IConsole a_pConsole, AutoWriteLock a_pLock)
920	{
921	if ( m != NULL
922	&& m->fUsable
923	&& !m->fMadeReadyCall)
924	{
925	m->fMadeReadyCall = true;
926	if (m->pReg->pfnConsoleReady)
927	{
928	ComPtr<ExtPack> ptrSelfRef = this;
929	a_pLock->release();
930	m->pReg->pfnConsoleReady(m->pReg, a_pConsole);
931	a_pLock->acquire();
932	return true;
933	}
934	}
935	return false;
936	}
937
938	/**
939	* Calls the pfnVMCreate hook.
940	*
941	* @returns true if we left the lock, false if we didn't.
942	* @param a_pVirtualBox The VirtualBox interface.
943	* @param a_pMachine The machine interface of the new VM.
944	* @param a_pLock The write lock held by the caller.
945	*/
946	bool ExtPack::i_callVmCreatedHook(IVirtualBox a_pVirtualBox, IMachine a_pMachine, AutoWriteLock *a_pLock)
947	{
948	if ( m != NULL
949	&& m->fUsable)
950	{
951	if (m->pReg->pfnVMCreated)
952	{
953	ComPtr<ExtPack> ptrSelfRef = this;
954	a_pLock->release();
955	m->pReg->pfnVMCreated(m->pReg, a_pVirtualBox, a_pMachine);
956	a_pLock->acquire();
957	return true;
958	}
959	}
960	return false;
961	}
962
963	/**
964	* Calls the pfnVMConfigureVMM hook.
965	*
966	* @returns true if we left the lock, false if we didn't.
967	* @param a_pConsole The console interface.
968	* @param a_pVM The VM handle.
969	* @param a_pLock The write lock held by the caller.
970	* @param a_pvrc Where to return the status code of the
971	* callback. This is always set. LogRel is
972	* called on if a failure status is returned.
973	*/
974	bool ExtPack::i_callVmConfigureVmmHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock, int *a_pvrc)
975	{
976	*a_pvrc = VINF_SUCCESS;
977	if ( m != NULL
978	&& m->fUsable)
979	{
980	if (m->pReg->pfnVMConfigureVMM)
981	{
982	ComPtr<ExtPack> ptrSelfRef = this;
983	a_pLock->release();
984	int vrc = m->pReg->pfnVMConfigureVMM(m->pReg, a_pConsole, a_pVM);
985	*a_pvrc = vrc;
986	a_pLock->acquire();
987	if (RT_FAILURE(vrc))
988	LogRel(("ExtPack pfnVMConfigureVMM returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
989	return true;
990	}
991	}
992	return false;
993	}
994
995	/**
996	* Calls the pfnVMPowerOn hook.
997	*
998	* @returns true if we left the lock, false if we didn't.
999	* @param a_pConsole The console interface.
1000	* @param a_pVM The VM handle.
1001	* @param a_pLock The write lock held by the caller.
1002	* @param a_pvrc Where to return the status code of the
1003	* callback. This is always set. LogRel is
1004	* called on if a failure status is returned.
1005	*/
1006	bool ExtPack::i_callVmPowerOnHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock, int *a_pvrc)
1007	{
1008	*a_pvrc = VINF_SUCCESS;
1009	if ( m != NULL
1010	&& m->fUsable)
1011	{
1012	if (m->pReg->pfnVMPowerOn)
1013	{
1014	ComPtr<ExtPack> ptrSelfRef = this;
1015	a_pLock->release();
1016	int vrc = m->pReg->pfnVMPowerOn(m->pReg, a_pConsole, a_pVM);
1017	*a_pvrc = vrc;
1018	a_pLock->acquire();
1019	if (RT_FAILURE(vrc))
1020	LogRel(("ExtPack pfnVMPowerOn returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
1021	return true;
1022	}
1023	}
1024	return false;
1025	}
1026
1027	/**
1028	* Calls the pfnVMPowerOff hook.
1029	*
1030	* @returns true if we left the lock, false if we didn't.
1031	* @param a_pConsole The console interface.
1032	* @param a_pVM The VM handle.
1033	* @param a_pLock The write lock held by the caller.
1034	*/
1035	bool ExtPack::i_callVmPowerOffHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock)
1036	{
1037	if ( m != NULL
1038	&& m->fUsable)
1039	{
1040	if (m->pReg->pfnVMPowerOff)
1041	{
1042	ComPtr<ExtPack> ptrSelfRef = this;
1043	a_pLock->release();
1044	m->pReg->pfnVMPowerOff(m->pReg, a_pConsole, a_pVM);
1045	a_pLock->acquire();
1046	return true;
1047	}
1048	}
1049	return false;
1050	}
1051
1052	/**
1053	* Check if the extension pack is usable and has an VRDE module.
1054	*
1055	* @returns S_OK or COM error status with error information.
1056	*
1057	* @remarks Caller holds the extension manager lock for reading, no locking
1058	* necessary.
1059	*/
1060	HRESULT ExtPack::i_checkVrde(void)
1061	{
1062	HRESULT hrc;
1063	if ( m != NULL
1064	&& m->fUsable)
1065	{
1066	if (m->Desc.strVrdeModule.isNotEmpty())
1067	hrc = S_OK;
1068	else
1069	hrc = setError(E_FAIL, tr("The extension pack '%s' does not include a VRDE module"), m->Desc.strName.c_str());
1070	}
1071	else
1072	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
1073	return hrc;
1074	}
1075
1076	/**
1077	* Same as checkVrde(), except that it also resolves the path to the module.
1078	*
1079	* @returns S_OK or COM error status with error information.
1080	* @param a_pstrVrdeLibrary Where to return the path on success.
1081	*
1082	* @remarks Caller holds the extension manager lock for reading, no locking
1083	* necessary.
1084	*/
1085	HRESULT ExtPack::i_getVrdpLibraryName(Utf8Str *a_pstrVrdeLibrary)
1086	{
1087	HRESULT hrc = i_checkVrde();
1088	if (SUCCEEDED(hrc))
1089	{
1090	if (i_findModule(m->Desc.strVrdeModule.c_str(), NULL, VBOXEXTPACKMODKIND_R3,
1091	a_pstrVrdeLibrary, NULL /a_pfNative/, NULL /a_pObjInfo/))
1092	hrc = S_OK;
1093	else
1094	hrc = setError(E_FAIL, tr("Failed to locate the VRDE module '%s' in extension pack '%s'"),
1095	m->Desc.strVrdeModule.c_str(), m->Desc.strName.c_str());
1096	}
1097	return hrc;
1098	}
1099
1100	/**
1101	* Resolves the path to the module.
1102	*
1103	* @returns S_OK or COM error status with error information.
1104	* @param a_pszModuleName The library.
1105	* @param a_pstrLibrary Where to return the path on success.
1106	*
1107	* @remarks Caller holds the extension manager lock for reading, no locking
1108	* necessary.
1109	*/
1110	HRESULT ExtPack::i_getLibraryName(const char a_pszModuleName, Utf8Str a_pstrLibrary)
1111	{
1112	HRESULT hrc;
1113	if (i_findModule(a_pszModuleName, NULL, VBOXEXTPACKMODKIND_R3,
1114	a_pstrLibrary, NULL /a_pfNative/, NULL /a_pObjInfo/))
1115	hrc = S_OK;
1116	else
1117	hrc = setError(E_FAIL, tr("Failed to locate the module '%s' in extension pack '%s'"),
1118	a_pszModuleName, m->Desc.strName.c_str());
1119	return hrc;
1120	}
1121
1122	/**
1123	* Check if this extension pack wishes to be the default VRDE provider.
1124	*
1125	* @returns @c true if it wants to and it is in a usable state, otherwise
1126	* @c false.
1127	*
1128	* @remarks Caller holds the extension manager lock for reading, no locking
1129	* necessary.
1130	*/
1131	bool ExtPack::i_wantsToBeDefaultVrde(void) const
1132	{
1133	return m->fUsable
1134	&& m->Desc.strVrdeModule.isNotEmpty();
1135	}
1136
1137	/**
1138	* Refreshes the extension pack state.
1139	*
1140	* This is called by the manager so that the on disk changes are picked up.
1141	*
1142	* @returns S_OK or COM error status with error information.
1143	*
1144	* @param a_pfCanDelete Optional can-delete-this-object output indicator.
1145	*
1146	* @remarks Caller holds the extension manager lock for writing.
1147	* @remarks Only called in VBoxSVC.
1148	*/
1149	HRESULT ExtPack::i_refresh(bool *a_pfCanDelete)
1150	{
1151	if (a_pfCanDelete)
1152	*a_pfCanDelete = false;
1153
1154	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS); /* for the COMGETTERs */
1155
1156	/*
1157	* Has the module been deleted?
1158	*/
1159	RTFSOBJINFO ObjInfoExtPack;
1160	int vrc = RTPathQueryInfoEx(m->strExtPackPath.c_str(), &ObjInfoExtPack, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1161	if ( RT_FAILURE(vrc)
1162	\|\| !RTFS_IS_DIRECTORY(ObjInfoExtPack.Attr.fMode))
1163	{
1164	if (a_pfCanDelete)
1165	*a_pfCanDelete = true;
1166	return S_OK;
1167	}
1168
1169	/*
1170	* We've got a directory, so try query file system object info for the
1171	* files we are interested in as well.
1172	*/
1173	RTFSOBJINFO ObjInfoDesc;
1174	char szDescFilePath[RTPATH_MAX];
1175	vrc = RTPathJoin(szDescFilePath, sizeof(szDescFilePath), m->strExtPackPath.c_str(), VBOX_EXTPACK_DESCRIPTION_NAME);
1176	if (RT_SUCCESS(vrc))
1177	vrc = RTPathQueryInfoEx(szDescFilePath, &ObjInfoDesc, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1178	if (RT_FAILURE(vrc))
1179	RT_ZERO(ObjInfoDesc);
1180
1181	RTFSOBJINFO ObjInfoMainMod;
1182	if (m->strMainModPath.isNotEmpty())
1183	vrc = RTPathQueryInfoEx(m->strMainModPath.c_str(), &ObjInfoMainMod, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1184	if (m->strMainModPath.isEmpty() \|\| RT_FAILURE(vrc))
1185	RT_ZERO(ObjInfoMainMod);
1186
1187	/*
1188	* If we have a usable module already, just verify that things haven't
1189	* changed since we loaded it.
1190	*/
1191	if (m->fUsable)
1192	{
1193	if (m->hMainMod == NIL_RTLDRMOD)
1194	i_probeAndLoad();
1195	else if ( !i_objinfoIsEqual(&ObjInfoDesc, &m->ObjInfoDesc)
1196	\|\| !i_objinfoIsEqual(&ObjInfoMainMod, &m->ObjInfoMainMod)
1197	\|\| !i_objinfoIsEqual(&ObjInfoExtPack, &m->ObjInfoExtPack) )
1198	{
1199	/** @todo not important, so it can wait. */
1200	}
1201	}
1202	/*
1203	* Ok, it is currently not usable. If anything has changed since last time
1204	* reprobe the extension pack.
1205	*/
1206	else if ( !i_objinfoIsEqual(&ObjInfoDesc, &m->ObjInfoDesc)
1207	\|\| !i_objinfoIsEqual(&ObjInfoMainMod, &m->ObjInfoMainMod)
1208	\|\| !i_objinfoIsEqual(&ObjInfoExtPack, &m->ObjInfoExtPack) )
1209	i_probeAndLoad();
1210
1211	return S_OK;
1212	}
1213
1214	/**
1215	* Probes the extension pack, loading the main dll and calling its registration
1216	* entry point.
1217	*
1218	* This updates the state accordingly, the strWhyUnusable and fUnusable members
1219	* being the most important ones.
1220	*/
1221	void ExtPack::i_probeAndLoad(void)
1222	{
1223	m->fUsable = false;
1224	m->fMadeReadyCall = false;
1225
1226	/*
1227	* Query the file system info for the extension pack directory. This and
1228	* all other file system info we save is for the benefit of refresh().
1229	*/
1230	int vrc = RTPathQueryInfoEx(m->strExtPackPath.c_str(), &m->ObjInfoExtPack, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1231	if (RT_FAILURE(vrc))
1232	{
1233	m->strWhyUnusable.printf(tr("RTPathQueryInfoEx on '%s' failed: %Rrc"), m->strExtPackPath.c_str(), vrc);
1234	return;
1235	}
1236	if (!RTFS_IS_DIRECTORY(m->ObjInfoExtPack.Attr.fMode))
1237	{
1238	if (RTFS_IS_SYMLINK(m->ObjInfoExtPack.Attr.fMode))
1239	m->strWhyUnusable.printf(tr("'%s' is a symbolic link, this is not allowed"),
1240	m->strExtPackPath.c_str(), vrc);
1241	else if (RTFS_IS_FILE(m->ObjInfoExtPack.Attr.fMode))
1242	m->strWhyUnusable.printf(tr("'%s' is a symbolic file, not a directory"),
1243	m->strExtPackPath.c_str(), vrc);
1244	else
1245	m->strWhyUnusable.printf(tr("'%s' is not a directory (fMode=%#x)"),
1246	m->strExtPackPath.c_str(), m->ObjInfoExtPack.Attr.fMode);
1247	return;
1248	}
1249
1250	RTERRINFOSTATIC ErrInfo;
1251	RTErrInfoInitStatic(&ErrInfo);
1252	vrc = SUPR3HardenedVerifyDir(m->strExtPackPath.c_str(), true /fRecursive/, true /fCheckFiles/, &ErrInfo.Core);
1253	if (RT_FAILURE(vrc))
1254	{
1255	m->strWhyUnusable.printf(tr("%s (rc=%Rrc)"), ErrInfo.Core.pszMsg, vrc);
1256	return;
1257	}
1258
1259	/*
1260	* Read the description file.
1261	*/
1262	RTCString strSavedName(m->Desc.strName);
1263	RTCString *pStrLoadErr = VBoxExtPackLoadDesc(m->strExtPackPath.c_str(), &m->Desc, &m->ObjInfoDesc);
1264	if (pStrLoadErr != NULL)
1265	{
1266	m->strWhyUnusable.printf(tr("Failed to load '%s/%s': %s"),
1267	m->strExtPackPath.c_str(), VBOX_EXTPACK_DESCRIPTION_NAME, pStrLoadErr->c_str());
1268	m->Desc.strName = strSavedName;
1269	delete pStrLoadErr;
1270	return;
1271	}
1272
1273	/*
1274	* Make sure the XML name and directory matches.
1275	*/
1276	if (!m->Desc.strName.equalsIgnoreCase(strSavedName))
1277	{
1278	m->strWhyUnusable.printf(tr("The description name ('%s') and directory name ('%s') does not match"),
1279	m->Desc.strName.c_str(), strSavedName.c_str());
1280	m->Desc.strName = strSavedName;
1281	return;
1282	}
1283
1284	/*
1285	* Load the main DLL and call the predefined entry point.
1286	*/
1287	bool fIsNative;
1288	if (!i_findModule(m->Desc.strMainModule.c_str(), NULL /* default extension */, VBOXEXTPACKMODKIND_R3,
1289	&m->strMainModPath, &fIsNative, &m->ObjInfoMainMod))
1290	{
1291	m->strWhyUnusable.printf(tr("Failed to locate the main module ('%s')"), m->Desc.strMainModule.c_str());
1292	return;
1293	}
1294
1295	vrc = SUPR3HardenedVerifyPlugIn(m->strMainModPath.c_str(), &ErrInfo.Core);
1296	if (RT_FAILURE(vrc))
1297	{
1298	m->strWhyUnusable.printf(tr("%s"), ErrInfo.Core.pszMsg);
1299	return;
1300	}
1301
1302	if (fIsNative)
1303	{
1304	vrc = SUPR3HardenedLdrLoadPlugIn(m->strMainModPath.c_str(), &m->hMainMod, &ErrInfo.Core);
1305	if (RT_FAILURE(vrc))
1306	{
1307	m->hMainMod = NIL_RTLDRMOD;
1308	m->strWhyUnusable.printf(tr("Failed to load the main module ('%s'): %Rrc - %s"),
1309	m->strMainModPath.c_str(), vrc, ErrInfo.Core.pszMsg);
1310	return;
1311	}
1312	}
1313	else
1314	{
1315	m->strWhyUnusable.printf(tr("Only native main modules are currently supported"));
1316	return;
1317	}
1318
1319	/*
1320	* Resolve the predefined entry point.
1321	*/
1322	PFNVBOXEXTPACKREGISTER pfnRegistration;
1323	vrc = RTLdrGetSymbol(m->hMainMod, VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, (void **)&pfnRegistration);
1324	if (RT_SUCCESS(vrc))
1325	{
1326	RTErrInfoClear(&ErrInfo.Core);
1327	vrc = pfnRegistration(&m->Hlp, &m->pReg, &ErrInfo.Core);
1328	if ( RT_SUCCESS(vrc)
1329	&& !RTErrInfoIsSet(&ErrInfo.Core)
1330	&& VALID_PTR(m->pReg))
1331	{
1332	if ( VBOXEXTPACK_IS_MAJOR_VER_EQUAL(m->pReg->u32Version, VBOXEXTPACKREG_VERSION)
1333	&& m->pReg->u32EndMarker == m->pReg->u32Version)
1334	{
1335	if ( (!m->pReg->pfnInstalled \|\| RT_VALID_PTR(m->pReg->pfnInstalled))
1336	&& (!m->pReg->pfnUninstall \|\| RT_VALID_PTR(m->pReg->pfnUninstall))
1337	&& (!m->pReg->pfnVirtualBoxReady \|\| RT_VALID_PTR(m->pReg->pfnVirtualBoxReady))
1338	&& (!m->pReg->pfnConsoleReady \|\| RT_VALID_PTR(m->pReg->pfnConsoleReady))
1339	&& (!m->pReg->pfnUnload \|\| RT_VALID_PTR(m->pReg->pfnUnload))
1340	&& (!m->pReg->pfnVMCreated \|\| RT_VALID_PTR(m->pReg->pfnVMCreated))
1341	&& (!m->pReg->pfnVMConfigureVMM \|\| RT_VALID_PTR(m->pReg->pfnVMConfigureVMM))
1342	&& (!m->pReg->pfnVMPowerOn \|\| RT_VALID_PTR(m->pReg->pfnVMPowerOn))
1343	&& (!m->pReg->pfnVMPowerOff \|\| RT_VALID_PTR(m->pReg->pfnVMPowerOff))
1344	&& (!m->pReg->pfnQueryObject \|\| RT_VALID_PTR(m->pReg->pfnQueryObject))
1345	)
1346	{
1347	/*
1348	* We're good!
1349	*/
1350	m->fUsable = true;
1351	m->strWhyUnusable.setNull();
1352	return;
1353	}
1354
1355	m->strWhyUnusable = tr("The registration structure contains on or more invalid function pointers");
1356	}
1357	else
1358	m->strWhyUnusable.printf(tr("Unsupported registration structure version %u.%u"),
1359	RT_HIWORD(m->pReg->u32Version), RT_LOWORD(m->pReg->u32Version));
1360	}
1361	else
1362	m->strWhyUnusable.printf(tr("%s returned %Rrc, pReg=%p ErrInfo='%s'"),
1363	VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, vrc, m->pReg, ErrInfo.Core.pszMsg);
1364	m->pReg = NULL;
1365	}
1366	else
1367	m->strWhyUnusable.printf(tr("Failed to resolve exported symbol '%s' in the main module: %Rrc"),
1368	VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, vrc);
1369
1370	RTLdrClose(m->hMainMod);
1371	m->hMainMod = NIL_RTLDRMOD;
1372	}
1373
1374	/**
1375	* Finds a module.
1376	*
1377	* @returns true if found, false if not.
1378	* @param a_pszName The module base name (no extension).
1379	* @param a_pszExt The extension. If NULL we use default
1380	* extensions.
1381	* @param a_enmKind The kind of module to locate.
1382	* @param a_pStrFound Where to return the path to the module we've
1383	* found.
1384	* @param a_pfNative Where to return whether this is a native module
1385	* or an agnostic one. Optional.
1386	* @param a_pObjInfo Where to return the file system object info for
1387	* the module. Optional.
1388	*/
1389	bool ExtPack::i_findModule(const char a_pszName, const char a_pszExt, VBOXEXTPACKMODKIND a_enmKind,
1390	Utf8Str a_pStrFound, bool a_pfNative, PRTFSOBJINFO a_pObjInfo) const
1391	{
1392	/*
1393	* Try the native path first.
1394	*/
1395	char szPath[RTPATH_MAX];
1396	int vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), RTBldCfgTargetDotArch());
1397	AssertLogRelRCReturn(vrc, false);
1398	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1399	AssertLogRelRCReturn(vrc, false);
1400	if (!a_pszExt)
1401	{
1402	const char *pszDefExt;
1403	switch (a_enmKind)
1404	{
1405	case VBOXEXTPACKMODKIND_RC: pszDefExt = ".rc"; break;
1406	case VBOXEXTPACKMODKIND_R0: pszDefExt = ".r0"; break;
1407	case VBOXEXTPACKMODKIND_R3: pszDefExt = RTLdrGetSuff(); break;
1408	default:
1409	AssertFailedReturn(false);
1410	}
1411	vrc = RTStrCat(szPath, sizeof(szPath), pszDefExt);
1412	AssertLogRelRCReturn(vrc, false);
1413	}
1414
1415	RTFSOBJINFO ObjInfo;
1416	if (!a_pObjInfo)
1417	a_pObjInfo = &ObjInfo;
1418	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1419	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1420	{
1421	if (a_pfNative)
1422	*a_pfNative = true;
1423	*a_pStrFound = szPath;
1424	return true;
1425	}
1426
1427	/*
1428	* Try the platform agnostic modules.
1429	*/
1430	/* gcc.x86/module.rel */
1431	char szSubDir[32];
1432	RTStrPrintf(szSubDir, sizeof(szSubDir), "%s.%s", RTBldCfgCompiler(), RTBldCfgTargetArch());
1433	vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), szSubDir);
1434	AssertLogRelRCReturn(vrc, false);
1435	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1436	AssertLogRelRCReturn(vrc, false);
1437	if (!a_pszExt)
1438	{
1439	vrc = RTStrCat(szPath, sizeof(szPath), ".rel");
1440	AssertLogRelRCReturn(vrc, false);
1441	}
1442	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1443	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1444	{
1445	if (a_pfNative)
1446	*a_pfNative = false;
1447	*a_pStrFound = szPath;
1448	return true;
1449	}
1450
1451	/* x86/module.rel */
1452	vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), RTBldCfgTargetArch());
1453	AssertLogRelRCReturn(vrc, false);
1454	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1455	AssertLogRelRCReturn(vrc, false);
1456	if (!a_pszExt)
1457	{
1458	vrc = RTStrCat(szPath, sizeof(szPath), ".rel");
1459	AssertLogRelRCReturn(vrc, false);
1460	}
1461	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1462	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1463	{
1464	if (a_pfNative)
1465	*a_pfNative = false;
1466	*a_pStrFound = szPath;
1467	return true;
1468	}
1469
1470	return false;
1471	}
1472
1473	/**
1474	* Compares two file system object info structures.
1475	*
1476	* @returns true if equal, false if not.
1477	* @param pObjInfo1 The first.
1478	* @param pObjInfo2 The second.
1479	* @todo IPRT should do this, really.
1480	*/
1481	/* static */ bool ExtPack::i_objinfoIsEqual(PCRTFSOBJINFO pObjInfo1, PCRTFSOBJINFO pObjInfo2)
1482	{
1483	if (!RTTimeSpecIsEqual(&pObjInfo1->ModificationTime, &pObjInfo2->ModificationTime))
1484	return false;
1485	if (!RTTimeSpecIsEqual(&pObjInfo1->ChangeTime, &pObjInfo2->ChangeTime))
1486	return false;
1487	if (!RTTimeSpecIsEqual(&pObjInfo1->BirthTime, &pObjInfo2->BirthTime))
1488	return false;
1489	if (pObjInfo1->cbObject != pObjInfo2->cbObject)
1490	return false;
1491	if (pObjInfo1->Attr.fMode != pObjInfo2->Attr.fMode)
1492	return false;
1493	if (pObjInfo1->Attr.enmAdditional == pObjInfo2->Attr.enmAdditional)
1494	{
1495	switch (pObjInfo1->Attr.enmAdditional)
1496	{
1497	case RTFSOBJATTRADD_UNIX:
1498	if (pObjInfo1->Attr.u.Unix.uid != pObjInfo2->Attr.u.Unix.uid)
1499	return false;
1500	if (pObjInfo1->Attr.u.Unix.gid != pObjInfo2->Attr.u.Unix.gid)
1501	return false;
1502	if (pObjInfo1->Attr.u.Unix.INodeIdDevice != pObjInfo2->Attr.u.Unix.INodeIdDevice)
1503	return false;
1504	if (pObjInfo1->Attr.u.Unix.INodeId != pObjInfo2->Attr.u.Unix.INodeId)
1505	return false;
1506	if (pObjInfo1->Attr.u.Unix.GenerationId != pObjInfo2->Attr.u.Unix.GenerationId)
1507	return false;
1508	break;
1509	default:
1510	break;
1511	}
1512	}
1513	return true;
1514	}
1515
1516
1517	/**
1518	* @interface_method_impl{VBOXEXTPACKHLP,pfnFindModule}
1519	*/
1520	/static/ DECLCALLBACK(int)
1521	ExtPack::i_hlpFindModule(PCVBOXEXTPACKHLP pHlp, const char pszName, const char pszExt, VBOXEXTPACKMODKIND enmKind,
1522	char pszFound, size_t cbFound, bool pfNative)
1523	{
1524	/*
1525	* Validate the input and get our bearings.
1526	*/
1527	AssertPtrReturn(pszName, VERR_INVALID_POINTER);
1528	AssertPtrNullReturn(pszExt, VERR_INVALID_POINTER);
1529	AssertPtrReturn(pszFound, VERR_INVALID_POINTER);
1530	AssertPtrNullReturn(pfNative, VERR_INVALID_POINTER);
1531	AssertReturn(enmKind > VBOXEXTPACKMODKIND_INVALID && enmKind < VBOXEXTPACKMODKIND_END, VERR_INVALID_PARAMETER);
1532
1533	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1534	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1535	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1536	AssertPtrReturn(m, VERR_INVALID_POINTER);
1537	ExtPack *pThis = m->pThis;
1538	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1539
1540	/*
1541	* This is just a wrapper around findModule.
1542	*/
1543	Utf8Str strFound;
1544	if (pThis->i_findModule(pszName, pszExt, enmKind, &strFound, pfNative, NULL))
1545	return RTStrCopy(pszFound, cbFound, strFound.c_str());
1546	return VERR_FILE_NOT_FOUND;
1547	}
1548
1549	/static/ DECLCALLBACK(int)
1550	ExtPack::i_hlpGetFilePath(PCVBOXEXTPACKHLP pHlp, const char pszFilename, char pszPath, size_t cbPath)
1551	{
1552	/*
1553	* Validate the input and get our bearings.
1554	*/
1555	AssertPtrReturn(pszFilename, VERR_INVALID_POINTER);
1556	AssertPtrReturn(pszPath, VERR_INVALID_POINTER);
1557	AssertReturn(cbPath > 0, VERR_BUFFER_OVERFLOW);
1558
1559	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1560	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1561	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1562	AssertPtrReturn(m, VERR_INVALID_POINTER);
1563	ExtPack *pThis = m->pThis;
1564	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1565
1566	/*
1567	* This is a simple RTPathJoin, no checking if things exists or anything.
1568	*/
1569	int vrc = RTPathJoin(pszPath, cbPath, pThis->m->strExtPackPath.c_str(), pszFilename);
1570	if (RT_FAILURE(vrc))
1571	RT_BZERO(pszPath, cbPath);
1572	return vrc;
1573	}
1574
1575	/static/ DECLCALLBACK(VBOXEXTPACKCTX)
1576	ExtPack::i_hlpGetContext(PCVBOXEXTPACKHLP pHlp)
1577	{
1578	/*
1579	* Validate the input and get our bearings.
1580	*/
1581	AssertPtrReturn(pHlp, VBOXEXTPACKCTX_INVALID);
1582	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VBOXEXTPACKCTX_INVALID);
1583	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1584	AssertPtrReturn(m, VBOXEXTPACKCTX_INVALID);
1585	ExtPack *pThis = m->pThis;
1586	AssertPtrReturn(pThis, VBOXEXTPACKCTX_INVALID);
1587
1588	return pThis->m->enmContext;
1589	}
1590
1591	/static/ DECLCALLBACK(int)
1592	ExtPack::i_hlpLoadHGCMService(PCVBOXEXTPACKHLP pHlp, VBOXEXTPACK_IF_CS(IConsole) *pConsole,
1593	const char pszServiceLibrary, const char pszServiceName)
1594	{
1595	#ifdef VBOX_COM_INPROC
1596	/*
1597	* Validate the input and get our bearings.
1598	*/
1599	AssertPtrReturn(pszServiceLibrary, VERR_INVALID_POINTER);
1600	AssertPtrReturn(pszServiceName, VERR_INVALID_POINTER);
1601
1602	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1603	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1604	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1605	AssertPtrReturn(m, VERR_INVALID_POINTER);
1606	ExtPack *pThis = m->pThis;
1607	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1608	AssertPtrReturn(pConsole, VERR_INVALID_POINTER);
1609
1610	Console pCon = (Console )pConsole;
1611	return pCon->i_hgcmLoadService(pszServiceLibrary, pszServiceName);
1612	#else
1613	NOREF(pHlp); NOREF(pConsole); NOREF(pszServiceLibrary); NOREF(pszServiceName);
1614	#endif
1615	return VERR_INVALID_STATE;
1616	}
1617
1618	/static/ DECLCALLBACK(int)
1619	ExtPack::i_hlpLoadVDPlugin(PCVBOXEXTPACKHLP pHlp, VBOXEXTPACK_IF_CS(IVirtualBox) pVirtualBox, const char pszPluginLibrary)
1620	{
1621	#ifndef VBOX_COM_INPROC
1622	/*
1623	* Validate the input and get our bearings.
1624	*/
1625	AssertPtrReturn(pszPluginLibrary, VERR_INVALID_POINTER);
1626
1627	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1628	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1629	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1630	AssertPtrReturn(m, VERR_INVALID_POINTER);
1631	ExtPack *pThis = m->pThis;
1632	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1633	AssertPtrReturn(pVirtualBox, VERR_INVALID_POINTER);
1634
1635	VirtualBox pVBox = (VirtualBox )pVirtualBox;
1636	return pVBox->i_loadVDPlugin(pszPluginLibrary);
1637	#else
1638	NOREF(pHlp); NOREF(pVirtualBox);
1639	#endif
1640	return VERR_INVALID_STATE;
1641	}
1642
1643	/static/ DECLCALLBACK(int)
1644	ExtPack::i_hlpUnloadVDPlugin(PCVBOXEXTPACKHLP pHlp, VBOXEXTPACK_IF_CS(IVirtualBox) pVirtualBox, const char pszPluginLibrary)
1645	{
1646	#ifndef VBOX_COM_INPROC
1647	/*
1648	* Validate the input and get our bearings.
1649	*/
1650	AssertPtrReturn(pszPluginLibrary, VERR_INVALID_POINTER);
1651
1652	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1653	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1654	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1655	AssertPtrReturn(m, VERR_INVALID_POINTER);
1656	ExtPack *pThis = m->pThis;
1657	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1658	AssertPtrReturn(pVirtualBox, VERR_INVALID_POINTER);
1659
1660	VirtualBox pVBox = (VirtualBox )pVirtualBox;
1661	return pVBox->i_unloadVDPlugin(pszPluginLibrary);
1662	#else
1663	NOREF(pHlp); NOREF(pVirtualBox);
1664	#endif
1665	return VERR_INVALID_STATE;
1666	}
1667
1668	/static/ DECLCALLBACK(int)
1669	ExtPack::i_hlpReservedN(PCVBOXEXTPACKHLP pHlp)
1670	{
1671	/*
1672	* Validate the input and get our bearings.
1673	*/
1674	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1675	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1676	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1677	AssertPtrReturn(m, VERR_INVALID_POINTER);
1678	ExtPack *pThis = m->pThis;
1679	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1680
1681	return VERR_NOT_IMPLEMENTED;
1682	}
1683
1684
1685
1686
1687	HRESULT ExtPack::getName(com::Utf8Str &aName)
1688	{
1689	aName = m->Desc.strName;
1690	return S_OK;
1691	}
1692
1693	HRESULT ExtPack::getDescription(com::Utf8Str &aDescription)
1694	{
1695	aDescription = m->Desc.strDescription;
1696	return S_OK;
1697	}
1698
1699	HRESULT ExtPack::getVersion(com::Utf8Str &aVersion)
1700	{
1701	aVersion = m->Desc.strVersion;
1702	return S_OK;
1703	}
1704
1705	HRESULT ExtPack::getRevision(ULONG *aRevision)
1706	{
1707	*aRevision = m->Desc.uRevision;
1708	return S_OK;
1709	}
1710
1711	HRESULT ExtPack::getEdition(com::Utf8Str &aEdition)
1712	{
1713	aEdition = m->Desc.strEdition;
1714	return S_OK;
1715	}
1716
1717	HRESULT ExtPack::getVRDEModule(com::Utf8Str &aVRDEModule)
1718	{
1719	aVRDEModule = m->Desc.strVrdeModule;
1720	return S_OK;
1721	}
1722
1723	HRESULT ExtPack::getPlugIns(std::vector<ComPtr<IExtPackPlugIn> > &aPlugIns)
1724	{
1725	/** @todo implement plug-ins. */
1726	#ifdef VBOX_WITH_XPCOM
1727	NOREF(aPlugIns);
1728	#endif
1729	NOREF(aPlugIns);
1730	ReturnComNotImplemented();
1731	}
1732
1733	HRESULT ExtPack::getUsable(BOOL *aUsable)
1734	{
1735	*aUsable = m->fUsable;
1736	return S_OK;
1737	}
1738
1739	HRESULT ExtPack::getWhyUnusable(com::Utf8Str &aWhyUnusable)
1740	{
1741	aWhyUnusable = m->strWhyUnusable;
1742	return S_OK;
1743	}
1744
1745	HRESULT ExtPack::getShowLicense(BOOL *aShowLicense)
1746	{
1747	*aShowLicense = m->Desc.fShowLicense;
1748	return S_OK;
1749	}
1750
1751	HRESULT ExtPack::getLicense(com::Utf8Str &aLicense)
1752	{
1753	Utf8Str strHtml("html");
1754	Utf8Str str("");
1755	return queryLicense(str, str, strHtml, aLicense);
1756	}
1757
1758	HRESULT ExtPack::queryLicense(const com::Utf8Str &aPreferredLocale, const com::Utf8Str &aPreferredLanguage,
1759	const com::Utf8Str &aFormat, com::Utf8Str &aLicenseText)
1760	{
1761	HRESULT hrc = S_OK;
1762
1763	/*
1764	* Validate input.
1765	*/
1766	if (aPreferredLocale.length() != 2 && aPreferredLocale.length() != 0)
1767	return setError(E_FAIL, tr("The preferred locale is a two character string or empty."));
1768
1769	if (aPreferredLanguage.length() != 2 && aPreferredLanguage.length() != 0)
1770	return setError(E_FAIL, tr("The preferred lanuage is a two character string or empty."));
1771
1772	if ( !aFormat.equals("html")
1773	&& !aFormat.equals("rtf")
1774	&& !aFormat.equals("txt"))
1775	return setError(E_FAIL, tr("The license format can only have the values 'html', 'rtf' and 'txt'."));
1776
1777	/*
1778	* Combine the options to form a file name before locking down anything.
1779	*/
1780	char szName[sizeof(VBOX_EXTPACK_LICENSE_NAME_PREFIX "-de_DE.html") + 2];
1781	if (aPreferredLocale.isNotEmpty() && aPreferredLanguage.isNotEmpty())
1782	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s_%s.%s",
1783	aPreferredLocale.c_str(), aPreferredLanguage.c_str(), aFormat.c_str());
1784	else if (aPreferredLocale.isNotEmpty())
1785	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s.%s",
1786	aPreferredLocale.c_str(), aFormat.c_str());
1787	else if (aPreferredLanguage.isNotEmpty())
1788	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-_%s.%s",
1789	aPreferredLocale.c_str(), aFormat.c_str());
1790	else
1791	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX ".%s",
1792	aFormat.c_str());
1793
1794	/*
1795	* Effectuate the query.
1796	*/
1797	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS); /* paranoia */
1798
1799	if (!m->fUsable)
1800	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
1801	else
1802	{
1803	char szPath[RTPATH_MAX];
1804	int vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), szName);
1805	if (RT_SUCCESS(vrc))
1806	{
1807	void *pvFile;
1808	size_t cbFile;
1809	vrc = RTFileReadAllEx(szPath, 0, RTFOFF_MAX, RTFILE_RDALL_O_DENY_READ, &pvFile, &cbFile);
1810	if (RT_SUCCESS(vrc))
1811	{
1812	Bstr bstrLicense((const char *)pvFile, cbFile);
1813	if (bstrLicense.isNotEmpty())
1814	{
1815	aLicenseText = Utf8Str(bstrLicense);
1816	hrc = S_OK;
1817	}
1818	else
1819	hrc = setError(VBOX_E_IPRT_ERROR, tr("The license file '%s' is empty or contains invalid UTF-8 encoding"),
1820	szPath);
1821	RTFileReadAllFree(pvFile, cbFile);
1822	}
1823	else if (vrc == VERR_FILE_NOT_FOUND \|\| vrc == VERR_PATH_NOT_FOUND)
1824	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("The license file '%s' was not found in extension pack '%s'"),
1825	szName, m->Desc.strName.c_str());
1826	else
1827	hrc = setError(VBOX_E_FILE_ERROR, tr("Failed to open the license file '%s': %Rrc"), szPath, vrc);
1828	}
1829	else
1830	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTPathJoin failed: %Rrc"), vrc);
1831	}
1832	return hrc;
1833	}
1834
1835	HRESULT ExtPack::queryObject(const com::Utf8Str &aObjUuid, ComPtr<IUnknown> &aReturnInterface)
1836	{
1837	com::Guid ObjectId;
1838	CheckComArgGuid(aObjUuid, ObjectId);
1839
1840	HRESULT hrc S_OK;
1841
1842	if ( m->pReg
1843	&& m->pReg->pfnQueryObject)
1844	{
1845	void *pvUnknown = m->pReg->pfnQueryObject(m->pReg, ObjectId.raw());
1846	if (pvUnknown)
1847	aReturnInterface = (IUnknown *)pvUnknown;
1848	else
1849	hrc = E_NOINTERFACE;
1850	}
1851	else
1852	hrc = E_NOINTERFACE;
1853	return hrc;
1854	}
1855
1856	DEFINE_EMPTY_CTOR_DTOR(ExtPackManager)
1857
1858	/**
1859	* Called by ComObjPtr::createObject when creating the object.
1860	*
1861	* Just initialize the basic object state, do the rest in init().
1862	*
1863	* @returns S_OK.
1864	*/
1865	HRESULT ExtPackManager::FinalConstruct()
1866	{
1867	m = NULL;
1868	return BaseFinalConstruct();
1869	}
1870
1871	/**
1872	* Initializes the extension pack manager.
1873	*
1874	* @returns COM status code.
1875	* @param a_pVirtualBox Pointer to the VirtualBox object.
1876	* @param a_enmContext The context we're in.
1877	*/
1878	HRESULT ExtPackManager::initExtPackManager(VirtualBox *a_pVirtualBox, VBOXEXTPACKCTX a_enmContext)
1879	{
1880	AutoInitSpan autoInitSpan(this);
1881	AssertReturn(autoInitSpan.isOk(), E_FAIL);
1882
1883	/*
1884	* Figure some stuff out before creating the instance data.
1885	*/
1886	char szBaseDir[RTPATH_MAX];
1887	int rc = RTPathAppPrivateArchTop(szBaseDir, sizeof(szBaseDir));
1888	AssertLogRelRCReturn(rc, E_FAIL);
1889	rc = RTPathAppend(szBaseDir, sizeof(szBaseDir), VBOX_EXTPACK_INSTALL_DIR);
1890	AssertLogRelRCReturn(rc, E_FAIL);
1891
1892	char szCertificatDir[RTPATH_MAX];
1893	rc = RTPathAppPrivateNoArch(szCertificatDir, sizeof(szCertificatDir));
1894	AssertLogRelRCReturn(rc, E_FAIL);
1895	rc = RTPathAppend(szCertificatDir, sizeof(szCertificatDir), VBOX_EXTPACK_CERT_DIR);
1896	AssertLogRelRCReturn(rc, E_FAIL);
1897
1898	/*
1899	* Allocate and initialize the instance data.
1900	*/
1901	m = new Data;
1902	m->strBaseDir = szBaseDir;
1903	m->strCertificatDirPath = szCertificatDir;
1904	#if !defined(VBOX_COM_INPROC)
1905	m->pVirtualBox = a_pVirtualBox;
1906	#endif
1907	m->enmContext = a_enmContext;
1908
1909	/*
1910	* Slurp in VBoxVMM which is used by VBoxPuelMain.
1911	*/
1912	#if !defined(RT_OS_WINDOWS) && !defined(RT_OS_DARWIN)
1913	if (a_enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
1914	{
1915	int vrc = SUPR3HardenedLdrLoadAppPriv("VBoxVMM", &m->hVBoxVMM, RTLDRLOAD_FLAGS_GLOBAL, NULL);
1916	if (RT_FAILURE(vrc))
1917	m->hVBoxVMM = NIL_RTLDRMOD;
1918	/* cleanup in ::uninit()? */
1919	}
1920	#endif
1921
1922	/*
1923	* Go looking for extensions. The RTDirOpen may fail if nothing has been
1924	* installed yet, or if root is paranoid and has revoked our access to them.
1925	*
1926	* We ASSUME that there are no files, directories or stuff in the directory
1927	* that exceed the max name length in RTDIRENTRYEX.
1928	*/
1929	HRESULT hrc = S_OK;
1930	PRTDIR pDir;
1931	int vrc = RTDirOpen(&pDir, szBaseDir);
1932	if (RT_SUCCESS(vrc))
1933	{
1934	for (;;)
1935	{
1936	RTDIRENTRYEX Entry;
1937	vrc = RTDirReadEx(pDir, &Entry, NULL /pcbDirEntry/, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
1938	if (RT_FAILURE(vrc))
1939	{
1940	AssertLogRelMsg(vrc == VERR_NO_MORE_FILES, ("%Rrc\n", vrc));
1941	break;
1942	}
1943	if ( RTFS_IS_DIRECTORY(Entry.Info.Attr.fMode)
1944	&& strcmp(Entry.szName, ".") != 0
1945	&& strcmp(Entry.szName, "..") != 0
1946	&& VBoxExtPackIsValidMangledName(Entry.szName) )
1947	{
1948	/*
1949	* All directories are extensions, the shall be nothing but
1950	* extensions in this subdirectory.
1951	*/
1952	char szExtPackDir[RTPATH_MAX];
1953	vrc = RTPathJoin(szExtPackDir, sizeof(szExtPackDir), m->strBaseDir.c_str(), Entry.szName);
1954	AssertLogRelRC(vrc);
1955	if (RT_SUCCESS(vrc))
1956	{
1957	RTCString *pstrName = VBoxExtPackUnmangleName(Entry.szName, RTSTR_MAX);
1958	AssertLogRel(pstrName);
1959	if (pstrName)
1960	{
1961	ComObjPtr<ExtPack> NewExtPack;
1962	HRESULT hrc2 = NewExtPack.createObject();
1963	if (SUCCEEDED(hrc2))
1964	hrc2 = NewExtPack->initWithDir(a_enmContext, pstrName->c_str(), szExtPackDir);
1965	delete pstrName;
1966	if (SUCCEEDED(hrc2))
1967	m->llInstalledExtPacks.push_back(NewExtPack);
1968	else if (SUCCEEDED(rc))
1969	hrc = hrc2;
1970	}
1971	else
1972	hrc = E_UNEXPECTED;
1973	}
1974	else
1975	hrc = E_UNEXPECTED;
1976	}
1977	}
1978	RTDirClose(pDir);
1979	}
1980	/* else: ignore, the directory probably does not exist or something. */
1981
1982	if (SUCCEEDED(hrc))
1983	autoInitSpan.setSucceeded();
1984	return hrc;
1985	}
1986
1987	/**
1988	* COM cruft.
1989	*/
1990	void ExtPackManager::FinalRelease()
1991	{
1992	uninit();
1993	BaseFinalRelease();
1994	}
1995
1996	/**
1997	* Do the actual cleanup.
1998	*/
1999	void ExtPackManager::uninit()
2000	{
2001	/* Enclose the state transition Ready->InUninit->NotReady */
2002	AutoUninitSpan autoUninitSpan(this);
2003	if (!autoUninitSpan.uninitDone() && m != NULL)
2004	{
2005	delete m;
2006	m = NULL;
2007	}
2008	}
2009
2010	HRESULT ExtPackManager::getInstalledExtPacks(std::vector<ComPtr<IExtPack> > &aInstalledExtPacks)
2011	{
2012	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2013
2014	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2015
2016
2017	SafeIfaceArray<IExtPack> SaExtPacks(m->llInstalledExtPacks);
2018	aInstalledExtPacks.resize(SaExtPacks.size());
2019	for(size_t i = 0; i < SaExtPacks.size(); ++i)
2020	aInstalledExtPacks[i] = SaExtPacks[i];
2021
2022	return S_OK;
2023	}
2024
2025	HRESULT ExtPackManager::find(const com::Utf8Str &aName, ComPtr<IExtPack> &aReturnData)
2026	{
2027	HRESULT hrc = S_OK;
2028
2029	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2030
2031	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2032
2033	ComPtr<ExtPack> ptrExtPack = i_findExtPack(aName.c_str());
2034	if (!ptrExtPack.isNull())
2035	ptrExtPack.queryInterfaceTo(aReturnData.asOutParam());
2036	else
2037	hrc = VBOX_E_OBJECT_NOT_FOUND;
2038
2039	return hrc;
2040	}
2041
2042	HRESULT ExtPackManager::openExtPackFile(const com::Utf8Str &aPath, ComPtr<IExtPackFile> &aFile)
2043	{
2044	AssertReturn(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON, E_UNEXPECTED);
2045
2046	#if !defined(VBOX_COM_INPROC)
2047	/* The API can optionally take a ::SHA-256=<hex-digest> attribute at the
2048	end of the file name. This is just a temporary measure for
2049	backporting, in 4.2 we'll add another parameter to the method. */
2050	Utf8Str strTarball;
2051	Utf8Str strDigest;
2052	size_t offSha256 = aPath.find("::SHA-256=");
2053	if (offSha256 == Utf8Str::npos)
2054	strTarball = aPath;
2055	else
2056	{
2057	strTarball = aPath.substr(0, offSha256);
2058	strDigest = aPath.substr(offSha256 + sizeof("::SHA-256=") - 1);
2059	}
2060
2061	ComObjPtr<ExtPackFile> NewExtPackFile;
2062	HRESULT hrc = NewExtPackFile.createObject();
2063	if (SUCCEEDED(hrc))
2064	hrc = NewExtPackFile->initWithFile(strTarball.c_str(), strDigest.c_str(), this, m->pVirtualBox);
2065	if (SUCCEEDED(hrc))
2066	NewExtPackFile.queryInterfaceTo(aFile.asOutParam());
2067
2068	return hrc;
2069	#else
2070	return E_NOTIMPL;
2071	#endif
2072	}
2073
2074	HRESULT ExtPackManager::uninstall(const com::Utf8Str &aName, BOOL aForcedRemoval,
2075	const com::Utf8Str &aDisplayInfo, ComPtr<IProgress> &aProgress)
2076	{
2077	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2078
2079	#if !defined(VBOX_COM_INPROC)
2080
2081	HRESULT hrc;
2082	ExtPackUninstallTask *pTask = NULL;
2083	try
2084	{
2085	pTask = new ExtPackUninstallTask();
2086	hrc = pTask->Init(this, aName, aForcedRemoval != FALSE, aDisplayInfo);
2087	if (SUCCEEDED(hrc))
2088	{
2089	ComPtr<Progress> ptrProgress = pTask->ptrProgress;
2090	hrc = pTask->createThread(NULL, RTTHREADTYPE_DEFAULT);
2091	pTask = NULL; /* always consumed by createThread */
2092	if (SUCCEEDED(hrc))
2093	hrc = ptrProgress.queryInterfaceTo(aProgress.asOutParam());
2094	else
2095	hrc = setError(VBOX_E_IPRT_ERROR,
2096	tr("Starting thread for an extension pack uninstallation failed with %Rrc"), hrc);
2097	}
2098	else
2099	hrc = setError(VBOX_E_IPRT_ERROR,
2100	tr("Looks like creating a progress object for ExtraPackUninstallTask object failed"));
2101	}
2102	catch (std::bad_alloc &)
2103	{
2104	hrc = E_OUTOFMEMORY;
2105	}
2106	catch (HRESULT hrcXcpt)
2107	{
2108	LogFlowThisFunc(("Exception was caught in the function ExtPackManager::uninstall()\n"));
2109	hrc = hrcXcpt;
2110	}
2111	if (pTask)
2112	delete pTask;
2113	return hrc;
2114	#else
2115	return E_NOTIMPL;
2116	#endif
2117	}
2118
2119	HRESULT ExtPackManager::cleanup(void)
2120	{
2121	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2122
2123	AutoCaller autoCaller(this);
2124	HRESULT hrc = autoCaller.rc();
2125	if (SUCCEEDED(hrc))
2126	{
2127	/*
2128	* Run the set-uid-to-root binary that performs the cleanup.
2129	*
2130	* Take the write lock to prevent conflicts with other calls to this
2131	* VBoxSVC instance.
2132	*/
2133	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2134	hrc = i_runSetUidToRootHelper(NULL,
2135	"cleanup",
2136	"--base-dir", m->strBaseDir.c_str(),
2137	(const char *)NULL);
2138	}
2139
2140	return hrc;
2141	}
2142
2143	HRESULT ExtPackManager::queryAllPlugInsForFrontend(const com::Utf8Str &aFrontendName, std::vector<com::Utf8Str> &aPlugInModules)
2144	{
2145	NOREF(aFrontendName);
2146	aPlugInModules.resize(0);
2147	return S_OK;
2148	}
2149
2150	HRESULT ExtPackManager::isExtPackUsable(const com::Utf8Str &aName, BOOL *aUsable)
2151	{
2152	*aUsable = i_isExtPackUsable(aName.c_str());
2153	return S_OK;
2154	}
2155
2156	/**
2157	* Finds the success indicator string in the stderr output ofr hte helper app.
2158	*
2159	* @returns Pointer to the indicator.
2160	* @param psz The stderr output string. Can be NULL.
2161	* @param cch The size of the string.
2162	*/
2163	static char findSuccessIndicator(char psz, size_t cch)
2164	{
2165	static const char s_szSuccessInd[] = "rcExit=RTEXITCODE_SUCCESS";
2166	Assert(!cch \|\| strlen(psz) == cch);
2167	if (cch < sizeof(s_szSuccessInd) - 1)
2168	return NULL;
2169	char *pszInd = &psz[cch - sizeof(s_szSuccessInd) + 1];
2170	if (strcmp(s_szSuccessInd, pszInd))
2171	return NULL;
2172	return pszInd;
2173	}
2174
2175	/**
2176	* Runs the helper application that does the privileged operations.
2177	*
2178	* @returns S_OK or a failure status with error information set.
2179	* @param a_pstrDisplayInfo Platform specific display info hacks.
2180	* @param a_pszCommand The command to execute.
2181	* @param ... The argument strings that goes along with the
2182	* command. Maximum is about 16. Terminated by a
2183	* NULL.
2184	*/
2185	HRESULT ExtPackManager::i_runSetUidToRootHelper(Utf8Str const a_pstrDisplayInfo, const char a_pszCommand, ...)
2186	{
2187	/*
2188	* Calculate the path to the helper application.
2189	*/
2190	char szExecName[RTPATH_MAX];
2191	int vrc = RTPathAppPrivateArch(szExecName, sizeof(szExecName));
2192	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2193
2194	vrc = RTPathAppend(szExecName, sizeof(szExecName), VBOX_EXTPACK_HELPER_NAME);
2195	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2196
2197	/*
2198	* Convert the variable argument list to a RTProcCreate argument vector.
2199	*/
2200	const char *apszArgs[20];
2201	unsigned cArgs = 0;
2202
2203	LogRel(("ExtPack: Executing '%s'", szExecName));
2204	apszArgs[cArgs++] = &szExecName[0];
2205
2206	if ( a_pstrDisplayInfo
2207	&& a_pstrDisplayInfo->isNotEmpty())
2208	{
2209	LogRel((" '--display-info-hack' '%s'", a_pstrDisplayInfo->c_str()));
2210	apszArgs[cArgs++] = "--display-info-hack";
2211	apszArgs[cArgs++] = a_pstrDisplayInfo->c_str();
2212	}
2213
2214	LogRel(("'%s'", a_pszCommand));
2215	apszArgs[cArgs++] = a_pszCommand;
2216
2217	va_list va;
2218	va_start(va, a_pszCommand);
2219	const char *pszLastArg;
2220	for (;;)
2221	{
2222	AssertReturn(cArgs < RT_ELEMENTS(apszArgs) - 1, E_UNEXPECTED);
2223	pszLastArg = va_arg(va, const char *);
2224	if (!pszLastArg)
2225	break;
2226	LogRel((" '%s'", pszLastArg));
2227	apszArgs[cArgs++] = pszLastArg;
2228	};
2229	va_end(va);
2230
2231	LogRel(("\n"));
2232	apszArgs[cArgs] = NULL;
2233
2234	/*
2235	* Create a PIPE which we attach to stderr so that we can read the error
2236	* message on failure and report it back to the caller.
2237	*/
2238	RTPIPE hPipeR;
2239	RTHANDLE hStdErrPipe;
2240	hStdErrPipe.enmType = RTHANDLETYPE_PIPE;
2241	vrc = RTPipeCreate(&hPipeR, &hStdErrPipe.u.hPipe, RTPIPE_C_INHERIT_WRITE);
2242	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2243
2244	/*
2245	* Spawn the process.
2246	*/
2247	HRESULT hrc;
2248	RTPROCESS hProcess;
2249	vrc = RTProcCreateEx(szExecName,
2250	apszArgs,
2251	RTENV_DEFAULT,
2252	0 /fFlags/,
2253	NULL /phStdIn/,
2254	NULL /phStdOut/,
2255	&hStdErrPipe,
2256	NULL /pszAsUser/,
2257	NULL /pszPassword/,
2258	&hProcess);
2259	if (RT_SUCCESS(vrc))
2260	{
2261	vrc = RTPipeClose(hStdErrPipe.u.hPipe);
2262	hStdErrPipe.u.hPipe = NIL_RTPIPE;
2263
2264	/*
2265	* Read the pipe output until the process completes.
2266	*/
2267	RTPROCSTATUS ProcStatus = { -42, RTPROCEXITREASON_ABEND };
2268	size_t cbStdErrBuf = 0;
2269	size_t offStdErrBuf = 0;
2270	char *pszStdErrBuf = NULL;
2271	do
2272	{
2273	/*
2274	* Service the pipe. Block waiting for output or the pipe breaking
2275	* when the process terminates.
2276	*/
2277	if (hPipeR != NIL_RTPIPE)
2278	{
2279	char achBuf[1024];
2280	size_t cbRead;
2281	vrc = RTPipeReadBlocking(hPipeR, achBuf, sizeof(achBuf), &cbRead);
2282	if (RT_SUCCESS(vrc))
2283	{
2284	/* grow the buffer? */
2285	size_t cbBufReq = offStdErrBuf + cbRead + 1;
2286	if ( cbBufReq > cbStdErrBuf
2287	&& cbBufReq < _256K)
2288	{
2289	size_t cbNew = RT_ALIGN_Z(cbBufReq, 16); // 1024
2290	void *pvNew = RTMemRealloc(pszStdErrBuf, cbNew);
2291	if (pvNew)
2292	{
2293	pszStdErrBuf = (char *)pvNew;
2294	cbStdErrBuf = cbNew;
2295	}
2296	}
2297
2298	/* append if we've got room. */
2299	if (cbBufReq <= cbStdErrBuf)
2300	{
2301	memcpy(&pszStdErrBuf[offStdErrBuf], achBuf, cbRead);
2302	offStdErrBuf = offStdErrBuf + cbRead;
2303	pszStdErrBuf[offStdErrBuf] = '\0';
2304	}
2305	}
2306	else
2307	{
2308	AssertLogRelMsg(vrc == VERR_BROKEN_PIPE, ("%Rrc\n", vrc));
2309	RTPipeClose(hPipeR);
2310	hPipeR = NIL_RTPIPE;
2311	}
2312	}
2313
2314	/*
2315	* Service the process. Block if we have no pipe.
2316	*/
2317	if (hProcess != NIL_RTPROCESS)
2318	{
2319	vrc = RTProcWait(hProcess,
2320	hPipeR == NIL_RTPIPE ? RTPROCWAIT_FLAGS_BLOCK : RTPROCWAIT_FLAGS_NOBLOCK,
2321	&ProcStatus);
2322	if (RT_SUCCESS(vrc))
2323	hProcess = NIL_RTPROCESS;
2324	else
2325	AssertLogRelMsgStmt(vrc == VERR_PROCESS_RUNNING, ("%Rrc\n", vrc), hProcess = NIL_RTPROCESS);
2326	}
2327	} while ( hPipeR != NIL_RTPIPE
2328	\|\| hProcess != NIL_RTPROCESS);
2329
2330	LogRel(("ExtPack: enmReason=%d iStatus=%d stderr='%s'\n",
2331	ProcStatus.enmReason, ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : ""));
2332
2333	/*
2334	* Look for rcExit=RTEXITCODE_SUCCESS at the end of the error output,
2335	* cut it as it is only there to attest the success.
2336	*/
2337	if (offStdErrBuf > 0)
2338	{
2339	RTStrStripR(pszStdErrBuf);
2340	offStdErrBuf = strlen(pszStdErrBuf);
2341	}
2342
2343	char *pszSuccessInd = findSuccessIndicator(pszStdErrBuf, offStdErrBuf);
2344	if (pszSuccessInd)
2345	{
2346	*pszSuccessInd = '\0';
2347	offStdErrBuf = pszSuccessInd - pszStdErrBuf;
2348	}
2349	else if ( ProcStatus.enmReason == RTPROCEXITREASON_NORMAL
2350	&& ProcStatus.iStatus == 0)
2351	ProcStatus.iStatus = offStdErrBuf ? 667 : 666;
2352
2353	/*
2354	* Compose the status code and, on failure, error message.
2355	*/
2356	if ( ProcStatus.enmReason == RTPROCEXITREASON_NORMAL
2357	&& ProcStatus.iStatus == 0)
2358	hrc = S_OK;
2359	else if (ProcStatus.enmReason == RTPROCEXITREASON_NORMAL)
2360	{
2361	AssertMsg(ProcStatus.iStatus != 0, ("%s\n", pszStdErrBuf));
2362	hrc = setError(E_FAIL, tr("The installer failed with exit code %d: %s"),
2363	ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2364	}
2365	else if (ProcStatus.enmReason == RTPROCEXITREASON_SIGNAL)
2366	hrc = setError(E_UNEXPECTED, tr("The installer was killed by signal #d (stderr: %s)"),
2367	ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2368	else if (ProcStatus.enmReason == RTPROCEXITREASON_ABEND)
2369	hrc = setError(E_UNEXPECTED, tr("The installer aborted abnormally (stderr: %s)"),
2370	offStdErrBuf ? pszStdErrBuf : "");
2371	else
2372	hrc = setError(E_UNEXPECTED, tr("internal error: enmReason=%d iStatus=%d stderr='%s'"),
2373	ProcStatus.enmReason, ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2374
2375	RTMemFree(pszStdErrBuf);
2376	}
2377	else
2378	hrc = setError(VBOX_E_IPRT_ERROR, tr("Failed to launch the helper application '%s' (%Rrc)"), szExecName, vrc);
2379
2380	RTPipeClose(hPipeR);
2381	RTPipeClose(hStdErrPipe.u.hPipe);
2382
2383	return hrc;
2384	}
2385
2386	/**
2387	* Finds an installed extension pack.
2388	*
2389	* @returns Pointer to the extension pack if found, NULL if not. (No reference
2390	* counting problem here since the caller must be holding the lock.)
2391	* @param a_pszName The name of the extension pack.
2392	*/
2393	ExtPack ExtPackManager::i_findExtPack(const char a_pszName)
2394	{
2395	size_t cchName = strlen(a_pszName);
2396
2397	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2398	it != m->llInstalledExtPacks.end();
2399	++it)
2400	{
2401	ExtPack::Data pExtPackData = (it)->m;
2402	if ( pExtPackData
2403	&& pExtPackData->Desc.strName.length() == cchName
2404	&& pExtPackData->Desc.strName.equalsIgnoreCase(a_pszName))
2405	return (*it);
2406	}
2407	return NULL;
2408	}
2409
2410	/**
2411	* Removes an installed extension pack from the internal list.
2412	*
2413	* The package is expected to exist!
2414	*
2415	* @param a_pszName The name of the extension pack.
2416	*/
2417	void ExtPackManager::i_removeExtPack(const char *a_pszName)
2418	{
2419	size_t cchName = strlen(a_pszName);
2420
2421	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2422	it != m->llInstalledExtPacks.end();
2423	++it)
2424	{
2425	ExtPack::Data pExtPackData = (it)->m;
2426	if ( pExtPackData
2427	&& pExtPackData->Desc.strName.length() == cchName
2428	&& pExtPackData->Desc.strName.equalsIgnoreCase(a_pszName))
2429	{
2430	m->llInstalledExtPacks.erase(it);
2431	return;
2432	}
2433	}
2434	AssertMsgFailed(("%s\n", a_pszName));
2435	}
2436
2437	#if !defined(VBOX_COM_INPROC)
2438	/**
2439	* Refreshes the specified extension pack.
2440	*
2441	* This may remove the extension pack from the list, so any non-smart pointers
2442	* to the extension pack object may become invalid.
2443	*
2444	* @returns S_OK and *a_ppExtPack on success, COM status code and error
2445	* message on failure. Note that *a_ppExtPack can be NULL.
2446	*
2447	* @param a_pszName The extension to update..
2448	* @param a_fUnusableIsError If @c true, report an unusable extension pack
2449	* as an error.
2450	* @param a_ppExtPack Where to store the pointer to the extension
2451	* pack of it is still around after the refresh.
2452	* This is optional.
2453	*
2454	* @remarks Caller holds the extension manager lock.
2455	* @remarks Only called in VBoxSVC.
2456	*/
2457	HRESULT ExtPackManager::i_refreshExtPack(const char a_pszName, bool a_fUnusableIsError, ExtPack *a_ppExtPack)
2458	{
2459	Assert(m->pVirtualBox != NULL); /* Only called from VBoxSVC. */
2460
2461	HRESULT hrc;
2462	ExtPack *pExtPack = i_findExtPack(a_pszName);
2463	if (pExtPack)
2464	{
2465	/*
2466	* Refresh existing object.
2467	*/
2468	bool fCanDelete;
2469	hrc = pExtPack->i_refresh(&fCanDelete);
2470	if (SUCCEEDED(hrc))
2471	{
2472	if (fCanDelete)
2473	{
2474	i_removeExtPack(a_pszName);
2475	pExtPack = NULL;
2476	}
2477	}
2478	}
2479	else
2480	{
2481	/*
2482	* Do this check here, otherwise VBoxExtPackCalcDir() will fail with a strange
2483	* error.
2484	*/
2485	bool fValid = VBoxExtPackIsValidName(a_pszName);
2486	if (!fValid)
2487	return setError(E_FAIL, "Invalid extension pack name specified");
2488
2489	/*
2490	* Does the dir exist? Make some special effort to deal with case
2491	* sensitivie file systems (a_pszName is case insensitive and mangled).
2492	*/
2493	char szDir[RTPATH_MAX];
2494	int vrc = VBoxExtPackCalcDir(szDir, sizeof(szDir), m->strBaseDir.c_str(), a_pszName);
2495	AssertLogRelRCReturn(vrc, E_FAIL);
2496
2497	RTDIRENTRYEX Entry;
2498	RTFSOBJINFO ObjInfo;
2499	vrc = RTPathQueryInfoEx(szDir, &ObjInfo, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
2500	bool fExists = RT_SUCCESS(vrc) && RTFS_IS_DIRECTORY(ObjInfo.Attr.fMode);
2501	if (!fExists)
2502	{
2503	PRTDIR pDir;
2504	vrc = RTDirOpen(&pDir, m->strBaseDir.c_str());
2505	if (RT_SUCCESS(vrc))
2506	{
2507	const char *pszMangledName = RTPathFilename(szDir);
2508	for (;;)
2509	{
2510	vrc = RTDirReadEx(pDir, &Entry, NULL /pcbDirEntry/, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
2511	if (RT_FAILURE(vrc))
2512	{
2513	AssertLogRelMsg(vrc == VERR_NO_MORE_FILES, ("%Rrc\n", vrc));
2514	break;
2515	}
2516	if ( RTFS_IS_DIRECTORY(Entry.Info.Attr.fMode)
2517	&& !RTStrICmp(Entry.szName, pszMangledName))
2518	{
2519	/*
2520	* The installed extension pack has a uses different case.
2521	* Update the name and directory variables.
2522	*/
2523	vrc = RTPathJoin(szDir, sizeof(szDir), m->strBaseDir.c_str(), Entry.szName); /* not really necessary */
2524	AssertLogRelRCReturnStmt(vrc, RTDirClose(pDir), E_UNEXPECTED);
2525	a_pszName = Entry.szName;
2526	fExists = true;
2527	break;
2528	}
2529	}
2530	RTDirClose(pDir);
2531	}
2532	}
2533	if (fExists)
2534	{
2535	/*
2536	* We've got something, create a new extension pack object for it.
2537	*/
2538	ComObjPtr<ExtPack> ptrNewExtPack;
2539	hrc = ptrNewExtPack.createObject();
2540	if (SUCCEEDED(hrc))
2541	hrc = ptrNewExtPack->initWithDir(m->enmContext, a_pszName, szDir);
2542	if (SUCCEEDED(hrc))
2543	{
2544	m->llInstalledExtPacks.push_back(ptrNewExtPack);
2545	if (ptrNewExtPack->m->fUsable)
2546	LogRel(("ExtPackManager: Found extension pack '%s'.\n", a_pszName));
2547	else
2548	LogRel(("ExtPackManager: Found bad extension pack '%s': %s\n",
2549	a_pszName, ptrNewExtPack->m->strWhyUnusable.c_str() ));
2550	pExtPack = ptrNewExtPack;
2551	}
2552	}
2553	else
2554	hrc = S_OK;
2555	}
2556
2557	/*
2558	* Report error if not usable, if that is desired.
2559	*/
2560	if ( SUCCEEDED(hrc)
2561	&& pExtPack
2562	&& a_fUnusableIsError
2563	&& !pExtPack->m->fUsable)
2564	hrc = setError(E_FAIL, "%s", pExtPack->m->strWhyUnusable.c_str());
2565
2566	if (a_ppExtPack)
2567	*a_ppExtPack = pExtPack;
2568	return hrc;
2569	}
2570
2571	/**
2572	* Checks if there are any running VMs.
2573	*
2574	* This is called when uninstalling or replacing an extension pack.
2575	*
2576	* @returns true / false
2577	*/
2578	bool ExtPackManager::i_areThereAnyRunningVMs(void) const
2579	{
2580	Assert(m->pVirtualBox != NULL); /* Only called from VBoxSVC. */
2581
2582	/*
2583	* Get list of machines and their states.
2584	*/
2585	com::SafeIfaceArray<IMachine> SaMachines;
2586	HRESULT hrc = m->pVirtualBox->COMGETTER(Machines)(ComSafeArrayAsOutParam(SaMachines));
2587	if (SUCCEEDED(hrc))
2588	{
2589	com::SafeArray<MachineState_T> SaStates;
2590	hrc = m->pVirtualBox->GetMachineStates(ComSafeArrayAsInParam(SaMachines), ComSafeArrayAsOutParam(SaStates));
2591	if (SUCCEEDED(hrc))
2592	{
2593	/*
2594	* Scan the two parallel arrays for machines in the running state.
2595	*/
2596	Assert(SaStates.size() == SaMachines.size());
2597	for (size_t i = 0; i < SaMachines.size(); ++i)
2598	if (SaMachines[i] && Global::IsOnline(SaStates[i]))
2599	return true;
2600	}
2601	}
2602	return false;
2603	}
2604
2605	/**
2606	* Worker for IExtPackFile::Install.
2607	*
2608	* Called on a worker thread via doInstallThreadProc.
2609	*
2610	* @returns COM status code.
2611	* @param a_pExtPackFile The extension pack file, caller checks that
2612	* it's usable.
2613	* @param a_fReplace Whether to replace any existing extpack or just
2614	* fail.
2615	* @param a_pstrDisplayInfo Host specific display information hacks.
2616	* @param a_ppProgress Where to return a progress object some day. Can
2617	* be NULL.
2618	*/
2619	HRESULT ExtPackManager::i_doInstall(ExtPackFile a_pExtPackFile, bool a_fReplace, Utf8Str const a_pstrDisplayInfo)
2620	{
2621	AssertReturn(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON, E_UNEXPECTED);
2622	RTCString const * const pStrName = &a_pExtPackFile->m->Desc.strName;
2623	RTCString const * const pStrTarball = &a_pExtPackFile->m->strExtPackFile;
2624	RTCString const * const pStrTarballDigest = &a_pExtPackFile->m->strDigest;
2625
2626	AutoCaller autoCaller(this);
2627	HRESULT hrc = autoCaller.rc();
2628	if (SUCCEEDED(hrc))
2629	{
2630	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2631
2632	/*
2633	* Refresh the data we have on the extension pack as it
2634	* may be made stale by direct meddling or some other user.
2635	*/
2636	ExtPack *pExtPack;
2637	hrc = i_refreshExtPack(pStrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2638	if (SUCCEEDED(hrc))
2639	{
2640	if (pExtPack && a_fReplace)
2641	{
2642	if (!i_areThereAnyRunningVMs())
2643	hrc = pExtPack->i_callUninstallHookAndClose(m->pVirtualBox, false /a_ForcedRemoval/);
2644	else
2645	{
2646	LogRel(("Install extension pack '%s' failed because at least one VM is still running.", pStrName->c_str()));
2647	hrc = setError(E_FAIL, tr("Install extension pack '%s' failed because at least one VM is still running"),
2648	pStrName->c_str());
2649	}
2650	}
2651	else if (pExtPack)
2652	hrc = setError(E_FAIL,
2653	tr("Extension pack '%s' is already installed."
2654	" In case of a reinstallation, please uninstall it first"),
2655	pStrName->c_str());
2656	}
2657	if (SUCCEEDED(hrc))
2658	{
2659	/*
2660	* Run the privileged helper binary that performs the actual
2661	* installation. Then create an object for the packet (we do this
2662	* even on failure, to be on the safe side).
2663	*/
2664	hrc = i_runSetUidToRootHelper(a_pstrDisplayInfo,
2665	"install",
2666	"--base-dir", m->strBaseDir.c_str(),
2667	"--cert-dir", m->strCertificatDirPath.c_str(),
2668	"--name", pStrName->c_str(),
2669	"--tarball", pStrTarball->c_str(),
2670	"--sha-256", pStrTarballDigest->c_str(),
2671	pExtPack ? "--replace" : (const char *)NULL,
2672	(const char *)NULL);
2673	if (SUCCEEDED(hrc))
2674	{
2675	hrc = i_refreshExtPack(pStrName->c_str(), true /a_fUnusableIsError/, &pExtPack);
2676	if (SUCCEEDED(hrc) && pExtPack)
2677	{
2678	RTERRINFOSTATIC ErrInfo;
2679	RTErrInfoInitStatic(&ErrInfo);
2680	pExtPack->i_callInstalledHook(m->pVirtualBox, &autoLock, &ErrInfo.Core);
2681	if (RT_SUCCESS(ErrInfo.Core.rc))
2682	LogRel(("ExtPackManager: Successfully installed extension pack '%s'.\n", pStrName->c_str()));
2683	else
2684	{
2685	LogRel(("ExtPackManager: Installed hook for '%s' failed: %Rrc - %s\n",
2686	pStrName->c_str(), ErrInfo.Core.rc, ErrInfo.Core.pszMsg));
2687
2688	/*
2689	* Uninstall the extpack if the error indicates that.
2690	*/
2691	if (ErrInfo.Core.rc == VERR_EXTPACK_UNSUPPORTED_HOST_UNINSTALL)
2692	i_runSetUidToRootHelper(a_pstrDisplayInfo,
2693	"uninstall",
2694	"--base-dir", m->strBaseDir.c_str(),
2695	"--name", pStrName->c_str(),
2696	"--forced",
2697	(const char *)NULL);
2698	hrc = setError(E_FAIL, tr("The installation hook failed: %Rrc - %s"),
2699	ErrInfo.Core.rc, ErrInfo.Core.pszMsg);
2700	}
2701	}
2702	else if (SUCCEEDED(hrc))
2703	hrc = setError(E_FAIL, tr("Installing extension pack '%s' failed under mysterious circumstances"),
2704	pStrName->c_str());
2705	}
2706	else
2707	{
2708	ErrorInfoKeeper Eik;
2709	i_refreshExtPack(pStrName->c_str(), false /a_fUnusableIsError/, NULL);
2710	}
2711	}
2712
2713	/*
2714	* Do VirtualBoxReady callbacks now for any freshly installed
2715	* extension pack (old ones will not be called).
2716	*/
2717	if (m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
2718	{
2719	autoLock.release();
2720	i_callAllVirtualBoxReadyHooks();
2721	}
2722	}
2723
2724	return hrc;
2725	}
2726
2727	/**
2728	* Worker for IExtPackManager::Uninstall.
2729	*
2730	* Called on a worker thread via doUninstallThreadProc.
2731	*
2732	* @returns COM status code.
2733	* @param a_pstrName The name of the extension pack to uninstall.
2734	* @param a_fForcedRemoval Whether to be skip and ignore certain bits of
2735	* the extpack feedback. To deal with misbehaving
2736	* extension pack hooks.
2737	* @param a_pstrDisplayInfo Host specific display information hacks.
2738	*/
2739	HRESULT ExtPackManager::i_doUninstall(Utf8Str const a_pstrName, bool a_fForcedRemoval, Utf8Str const a_pstrDisplayInfo)
2740	{
2741	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2742
2743	AutoCaller autoCaller(this);
2744	HRESULT hrc = autoCaller.rc();
2745
2746	if (SUCCEEDED(hrc))
2747	{
2748	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2749	if (a_fForcedRemoval \|\| !i_areThereAnyRunningVMs())
2750	{
2751	/*
2752	* Refresh the data we have on the extension pack as it may be made
2753	* stale by direct meddling or some other user.
2754	*/
2755	ExtPack *pExtPack;
2756	hrc = i_refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2757	if (SUCCEEDED(hrc))
2758	{
2759	if (!pExtPack)
2760	{
2761	LogRel(("ExtPackManager: Extension pack '%s' is not installed, so nothing to uninstall.\n", a_pstrName->c_str()));
2762	hrc = S_OK; /* nothing to uninstall */
2763	}
2764	else
2765	{
2766	/*
2767	* Call the uninstall hook and unload the main dll.
2768	*/
2769	hrc = pExtPack->i_callUninstallHookAndClose(m->pVirtualBox, a_fForcedRemoval);
2770	if (SUCCEEDED(hrc))
2771	{
2772	/*
2773	* Run the set-uid-to-root binary that performs the
2774	* uninstallation. Then refresh the object.
2775	*
2776	* This refresh is theorically subject to races, but it's of
2777	* the don't-do-that variety.
2778	*/
2779	const char *pszForcedOpt = a_fForcedRemoval ? "--forced" : NULL;
2780	hrc = i_runSetUidToRootHelper(a_pstrDisplayInfo,
2781	"uninstall",
2782	"--base-dir", m->strBaseDir.c_str(),
2783	"--name", a_pstrName->c_str(),
2784	pszForcedOpt, /* Last as it may be NULL. */
2785	(const char *)NULL);
2786	if (SUCCEEDED(hrc))
2787	{
2788	hrc = i_refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2789	if (SUCCEEDED(hrc))
2790	{
2791	if (!pExtPack)
2792	LogRel(("ExtPackManager: Successfully uninstalled extension pack '%s'.\n", a_pstrName->c_str()));
2793	else
2794	hrc = setError(E_FAIL,
2795	tr("Uninstall extension pack '%s' failed under mysterious circumstances"),
2796	a_pstrName->c_str());
2797	}
2798	}
2799	else
2800	{
2801	ErrorInfoKeeper Eik;
2802	i_refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, NULL);
2803	}
2804	}
2805	}
2806	}
2807	}
2808	else
2809	{
2810	LogRel(("Uninstall extension pack '%s' failed because at least one VM is still running.", a_pstrName->c_str()));
2811	hrc = setError(E_FAIL, tr("Uninstall extension pack '%s' failed because at least one VM is still running"),
2812	a_pstrName->c_str());
2813	}
2814
2815	/*
2816	* Do VirtualBoxReady callbacks now for any freshly installed
2817	* extension pack (old ones will not be called).
2818	*/
2819	if (m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
2820	{
2821	autoLock.release();
2822	i_callAllVirtualBoxReadyHooks();
2823	}
2824	}
2825
2826	return hrc;
2827	}
2828
2829
2830	/**
2831	* Calls the pfnVirtualBoxReady hook for all working extension packs.
2832	*
2833	* @remarks The caller must not hold any locks.
2834	*/
2835	void ExtPackManager::i_callAllVirtualBoxReadyHooks(void)
2836	{
2837	AutoCaller autoCaller(this);
2838	HRESULT hrc = autoCaller.rc();
2839	if (FAILED(hrc))
2840	return;
2841	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2842	ComPtr<ExtPackManager> ptrSelfRef = this;
2843
2844	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2845	it != m->llInstalledExtPacks.end();
2846	/* advancing below */)
2847	{
2848	if ((*it)->i_callVirtualBoxReadyHook(m->pVirtualBox, &autoLock))
2849	it = m->llInstalledExtPacks.begin();
2850	else
2851	++it;
2852	}
2853	}
2854	#endif
2855
2856	/**
2857	* Calls the pfnConsoleReady hook for all working extension packs.
2858	*
2859	* @param a_pConsole The console interface.
2860	* @remarks The caller must not hold any locks.
2861	*/
2862	void ExtPackManager::i_callAllConsoleReadyHooks(IConsole *a_pConsole)
2863	{
2864	AutoCaller autoCaller(this);
2865	HRESULT hrc = autoCaller.rc();
2866	if (FAILED(hrc))
2867	return;
2868	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2869	ComPtr<ExtPackManager> ptrSelfRef = this;
2870
2871	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2872	it != m->llInstalledExtPacks.end();
2873	/* advancing below */)
2874	{
2875	if ((*it)->i_callConsoleReadyHook(a_pConsole, &autoLock))
2876	it = m->llInstalledExtPacks.begin();
2877	else
2878	++it;
2879	}
2880	}
2881
2882	#if !defined(VBOX_COM_INPROC)
2883	/**
2884	* Calls the pfnVMCreated hook for all working extension packs.
2885	*
2886	* @param a_pMachine The machine interface of the new VM.
2887	*/
2888	void ExtPackManager::i_callAllVmCreatedHooks(IMachine *a_pMachine)
2889	{
2890	AutoCaller autoCaller(this);
2891	HRESULT hrc = autoCaller.rc();
2892	if (FAILED(hrc))
2893	return;
2894	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2895	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2896	ExtPackList llExtPacks = m->llInstalledExtPacks;
2897
2898	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); ++it)
2899	(*it)->i_callVmCreatedHook(m->pVirtualBox, a_pMachine, &autoLock);
2900	}
2901	#endif
2902
2903	/**
2904	* Calls the pfnVMConfigureVMM hook for all working extension packs.
2905	*
2906	* @returns VBox status code. Stops on the first failure, expecting the caller
2907	* to signal this to the caller of the CFGM constructor.
2908	* @param a_pConsole The console interface for the VM.
2909	* @param a_pVM The VM handle.
2910	*/
2911	int ExtPackManager::i_callAllVmConfigureVmmHooks(IConsole *a_pConsole, PVM a_pVM)
2912	{
2913	AutoCaller autoCaller(this);
2914	HRESULT hrc = autoCaller.rc();
2915	if (FAILED(hrc))
2916	return Global::vboxStatusCodeFromCOM(hrc);
2917	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2918	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2919	ExtPackList llExtPacks = m->llInstalledExtPacks;
2920
2921	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); ++it)
2922	{
2923	int vrc;
2924	(*it)->i_callVmConfigureVmmHook(a_pConsole, a_pVM, &autoLock, &vrc);
2925	if (RT_FAILURE(vrc))
2926	return vrc;
2927	}
2928
2929	return VINF_SUCCESS;
2930	}
2931
2932	/**
2933	* Calls the pfnVMPowerOn hook for all working extension packs.
2934	*
2935	* @returns VBox status code. Stops on the first failure, expecting the caller
2936	* to not power on the VM.
2937	* @param a_pConsole The console interface for the VM.
2938	* @param a_pVM The VM handle.
2939	*/
2940	int ExtPackManager::i_callAllVmPowerOnHooks(IConsole *a_pConsole, PVM a_pVM)
2941	{
2942	AutoCaller autoCaller(this);
2943	HRESULT hrc = autoCaller.rc();
2944	if (FAILED(hrc))
2945	return Global::vboxStatusCodeFromCOM(hrc);
2946	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2947	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2948	ExtPackList llExtPacks = m->llInstalledExtPacks;
2949
2950	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); ++it)
2951	{
2952	int vrc;
2953	(*it)->i_callVmPowerOnHook(a_pConsole, a_pVM, &autoLock, &vrc);
2954	if (RT_FAILURE(vrc))
2955	return vrc;
2956	}
2957
2958	return VINF_SUCCESS;
2959	}
2960
2961	/**
2962	* Calls the pfnVMPowerOff hook for all working extension packs.
2963	*
2964	* @param a_pConsole The console interface for the VM.
2965	* @param a_pVM The VM handle. Can be NULL.
2966	*/
2967	void ExtPackManager::i_callAllVmPowerOffHooks(IConsole *a_pConsole, PVM a_pVM)
2968	{
2969	AutoCaller autoCaller(this);
2970	HRESULT hrc = autoCaller.rc();
2971	if (FAILED(hrc))
2972	return;
2973	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2974	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2975	ExtPackList llExtPacks = m->llInstalledExtPacks;
2976
2977	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); ++it)
2978	(*it)->i_callVmPowerOffHook(a_pConsole, a_pVM, &autoLock);
2979	}
2980
2981
2982	/**
2983	* Checks that the specified extension pack contains a VRDE module and that it
2984	* is shipshape.
2985	*
2986	* @returns S_OK if ok, appropriate failure status code with details.
2987	* @param a_pstrExtPack The name of the extension pack.
2988	*/
2989	HRESULT ExtPackManager::i_checkVrdeExtPack(Utf8Str const *a_pstrExtPack)
2990	{
2991	AutoCaller autoCaller(this);
2992	HRESULT hrc = autoCaller.rc();
2993	if (SUCCEEDED(hrc))
2994	{
2995	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2996
2997	ExtPack *pExtPack = i_findExtPack(a_pstrExtPack->c_str());
2998	if (pExtPack)
2999	hrc = pExtPack->i_checkVrde();
3000	else
3001	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"), a_pstrExtPack->c_str());
3002	}
3003
3004	return hrc;
3005	}
3006
3007	/**
3008	* Gets the full path to the VRDE library of the specified extension pack.
3009	*
3010	* This will do extacly the same as checkVrdeExtPack and then resolve the
3011	* library path.
3012	*
3013	* @returns S_OK if a path is returned, COM error status and message return if
3014	* not.
3015	* @param a_pstrExtPack The extension pack.
3016	* @param a_pstrVrdeLibrary Where to return the path.
3017	*/
3018	int ExtPackManager::i_getVrdeLibraryPathForExtPack(Utf8Str const a_pstrExtPack, Utf8Str a_pstrVrdeLibrary)
3019	{
3020	AutoCaller autoCaller(this);
3021	HRESULT hrc = autoCaller.rc();
3022	if (SUCCEEDED(hrc))
3023	{
3024	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3025
3026	ExtPack *pExtPack = i_findExtPack(a_pstrExtPack->c_str());
3027	if (pExtPack)
3028	hrc = pExtPack->i_getVrdpLibraryName(a_pstrVrdeLibrary);
3029	else
3030	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"),
3031	a_pstrExtPack->c_str());
3032	}
3033
3034	return hrc;
3035	}
3036
3037	/**
3038	* Gets the full path to the specified library of the specified extension pack.
3039	*
3040	* @returns S_OK if a path is returned, COM error status and message return if
3041	* not.
3042	* @param a_pszModuleName The library.
3043	* @param a_pstrExtPack The extension pack.
3044	* @param a_pstrVrdeLibrary Where to return the path.
3045	*/
3046	HRESULT ExtPackManager::i_getLibraryPathForExtPack(const char a_pszModuleName, Utf8Str const a_pstrExtPack,
3047	Utf8Str *a_pstrLibrary)
3048	{
3049	AutoCaller autoCaller(this);
3050	HRESULT hrc = autoCaller.rc();
3051	if (SUCCEEDED(hrc))
3052	{
3053	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3054
3055	ExtPack *pExtPack = i_findExtPack(a_pstrExtPack->c_str());
3056	if (pExtPack)
3057	hrc = pExtPack->i_getLibraryName(a_pszModuleName, a_pstrLibrary);
3058	else
3059	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"), a_pstrExtPack->c_str());
3060	}
3061
3062	return hrc;
3063	}
3064
3065	/**
3066	* Gets the name of the default VRDE extension pack.
3067	*
3068	* @returns S_OK or some COM error status on red tape failure.
3069	* @param a_pstrExtPack Where to return the extension pack name. Returns
3070	* empty if no extension pack wishes to be the default
3071	* VRDP provider.
3072	*/
3073	HRESULT ExtPackManager::i_getDefaultVrdeExtPack(Utf8Str *a_pstrExtPack)
3074	{
3075	a_pstrExtPack->setNull();
3076
3077	AutoCaller autoCaller(this);
3078	HRESULT hrc = autoCaller.rc();
3079	if (SUCCEEDED(hrc))
3080	{
3081	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3082
3083	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
3084	it != m->llInstalledExtPacks.end();
3085	++it)
3086	{
3087	if ((*it)->i_wantsToBeDefaultVrde())
3088	{
3089	a_pstrExtPack = (it)->m->Desc.strName;
3090	break;
3091	}
3092	}
3093	}
3094	return hrc;
3095	}
3096
3097	/**
3098	* Checks if an extension pack is (present and) usable.
3099	*
3100	* @returns @c true if it is, otherwise @c false.
3101	* @param a_pszExtPack The name of the extension pack.
3102	*/
3103	bool ExtPackManager::i_isExtPackUsable(const char *a_pszExtPack)
3104	{
3105	AutoCaller autoCaller(this);
3106	HRESULT hrc = autoCaller.rc();
3107	if (FAILED(hrc))
3108	return false;
3109	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3110
3111	ExtPack *pExtPack = i_findExtPack(a_pszExtPack);
3112	return pExtPack != NULL
3113	&& pExtPack->m->fUsable;
3114	}
3115
3116	/**
3117	* Dumps all extension packs to the release log.
3118	*/
3119	void ExtPackManager::i_dumpAllToReleaseLog(void)
3120	{
3121	AutoCaller autoCaller(this);
3122	HRESULT hrc = autoCaller.rc();
3123	if (FAILED(hrc))
3124	return;
3125	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3126
3127	LogRel(("Installed Extension Packs:\n"));
3128	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
3129	it != m->llInstalledExtPacks.end();
3130	++it)
3131	{
3132	ExtPack::Data pExtPackData = (it)->m;
3133	if (pExtPackData)
3134	{
3135	if (pExtPackData->fUsable)
3136	LogRel((" %s (Version: %s r%u%s%s; VRDE Module: %s)\n",
3137	pExtPackData->Desc.strName.c_str(),
3138	pExtPackData->Desc.strVersion.c_str(),
3139	pExtPackData->Desc.uRevision,
3140	pExtPackData->Desc.strEdition.isEmpty() ? "" : " ",
3141	pExtPackData->Desc.strEdition.c_str(),
3142	pExtPackData->Desc.strVrdeModule.c_str() ));
3143	else
3144	LogRel((" %s (Version: %s r%u%s%s; VRDE Module: %s unusable because of '%s')\n",
3145	pExtPackData->Desc.strName.c_str(),
3146	pExtPackData->Desc.strVersion.c_str(),
3147	pExtPackData->Desc.uRevision,
3148	pExtPackData->Desc.strEdition.isEmpty() ? "" : " ",
3149	pExtPackData->Desc.strEdition.c_str(),
3150	pExtPackData->Desc.strVrdeModule.c_str(),
3151	pExtPackData->strWhyUnusable.c_str() ));
3152	}
3153	else
3154	LogRel((" pExtPackData is NULL\n"));
3155	}
3156
3157	if (!m->llInstalledExtPacks.size())
3158	LogRel((" None installed!\n"));
3159	}
3160
3161	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-all/ExtPackManagerImpl.cpp@ 61644

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