ExtPackManagerImpl.cpp@ 45733

Last change on this file since 45733 was 44529, checked in by vboxsync, 12 years ago
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1	/* $Id: ExtPackManagerImpl.cpp 44529 2013-02-04 15:54:15Z vboxsync $ */
2	/** @file
3	* VirtualBox Main - interface for Extension Packs, VBoxSVC & VBoxC.
4	*/
5
6	/*
7	* Copyright (C) 2010-2013 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18
19	/*******************************************************************************
20	* Header Files *
21	*******************************************************************************/
22	#include "ExtPackManagerImpl.h"
23	#include "ExtPackUtil.h"
24
25	#include <iprt/buildconfig.h>
26	#include <iprt/ctype.h>
27	#include <iprt/dir.h>
28	#include <iprt/env.h>
29	#include <iprt/file.h>
30	#include <iprt/ldr.h>
31	#include <iprt/manifest.h>
32	#include <iprt/param.h>
33	#include <iprt/path.h>
34	#include <iprt/pipe.h>
35	#include <iprt/process.h>
36	#include <iprt/string.h>
37
38	#include <VBox/com/array.h>
39	#include <VBox/com/ErrorInfo.h>
40	#include <VBox/err.h>
41	#include <VBox/log.h>
42	#include <VBox/sup.h>
43	#include <VBox/version.h>
44	#include "AutoCaller.h"
45	#include "Global.h"
46	#include "ProgressImpl.h"
47	#include "SystemPropertiesImpl.h"
48	#include "VirtualBoxImpl.h"
49
50
51	/*******************************************************************************
52	* Defined Constants And Macros *
53	*******************************************************************************/
54	/** @name VBOX_EXTPACK_HELPER_NAME
55	* The name of the utility application we employ to install and uninstall the
56	* extension packs. This is a set-uid-to-root binary on unixy platforms, which
57	* is why it has to be a separate application.
58	*/
59	#if defined(RT_OS_WINDOWS) \|\| defined(RT_OS_OS2)
60	# define VBOX_EXTPACK_HELPER_NAME "VBoxExtPackHelperApp.exe"
61	#else
62	# define VBOX_EXTPACK_HELPER_NAME "VBoxExtPackHelperApp"
63	#endif
64
65
66	/*******************************************************************************
67	* Structures and Typedefs *
68	*******************************************************************************/
69	struct ExtPackBaseData
70	{
71	public:
72	/** The extension pack descriptor (loaded from the XML, mostly). */
73	VBOXEXTPACKDESC Desc;
74	/** The file system object info of the XML file.
75	* This is for detecting changes and save time in refresh(). */
76	RTFSOBJINFO ObjInfoDesc;
77	/** Whether it's usable or not. */
78	bool fUsable;
79	/** Why it is unusable. */
80	Utf8Str strWhyUnusable;
81	};
82
83	/**
84	* Private extension pack data.
85	*/
86	struct ExtPackFile::Data : public ExtPackBaseData
87	{
88	public:
89	/** The path to the tarball. */
90	Utf8Str strExtPackFile;
91	/** The SHA-256 hash of the file (as string). */
92	Utf8Str strDigest;
93	/** The file handle of the extension pack file. */
94	RTFILE hExtPackFile;
95	/** Our manifest for the tarball. */
96	RTMANIFEST hOurManifest;
97	/** Pointer to the extension pack manager. */
98	ComObjPtr<ExtPackManager> ptrExtPackMgr;
99	/** Pointer to the VirtualBox object so we can create a progress object. */
100	VirtualBox *pVirtualBox;
101
102	RTMEMEF_NEW_AND_DELETE_OPERATORS();
103	};
104
105	/**
106	* Private extension pack data.
107	*/
108	struct ExtPack::Data : public ExtPackBaseData
109	{
110	public:
111	/** Where the extension pack is located. */
112	Utf8Str strExtPackPath;
113	/** The file system object info of the extension pack directory.
114	* This is for detecting changes and save time in refresh(). */
115	RTFSOBJINFO ObjInfoExtPack;
116	/** The full path to the main module. */
117	Utf8Str strMainModPath;
118	/** The file system object info of the main module.
119	* This is used to determin whether to bother try reload it. */
120	RTFSOBJINFO ObjInfoMainMod;
121	/** The module handle of the main extension pack module. */
122	RTLDRMOD hMainMod;
123
124	/** The helper callbacks for the extension pack. */
125	VBOXEXTPACKHLP Hlp;
126	/** Pointer back to the extension pack object (for Hlp methods). */
127	ExtPack *pThis;
128	/** The extension pack registration structure. */
129	PCVBOXEXTPACKREG pReg;
130	/** The current context. */
131	VBOXEXTPACKCTX enmContext;
132	/** Set if we've made the pfnVirtualBoxReady or pfnConsoleReady call. */
133	bool fMadeReadyCall;
134
135	RTMEMEF_NEW_AND_DELETE_OPERATORS();
136	};
137
138	/** List of extension packs. */
139	typedef std::list< ComObjPtr<ExtPack> > ExtPackList;
140
141	/**
142	* Private extension pack manager data.
143	*/
144	struct ExtPackManager::Data
145	{
146	/** The directory where the extension packs are installed. */
147	Utf8Str strBaseDir;
148	/** The directory where the certificates this installation recognizes are
149	* stored. */
150	Utf8Str strCertificatDirPath;
151	/** The list of installed extension packs. */
152	ExtPackList llInstalledExtPacks;
153	/** Pointer to the VirtualBox object, our parent. */
154	VirtualBox *pVirtualBox;
155	/** The current context. */
156	VBOXEXTPACKCTX enmContext;
157	#if !defined(RT_OS_WINDOWS) && !defined(RT_OS_DARWIN)
158	/** File handle for the VBoxVMM libary which we slurp because ExtPacks depend on it. */
159	RTLDRMOD hVBoxVMM;
160	#endif
161
162	RTMEMEF_NEW_AND_DELETE_OPERATORS();
163	};
164
165	/**
166	* Extension pack installation job.
167	*/
168	typedef struct EXTPACKINSTALLJOB
169	{
170	/** Smart pointer to the extension pack file. */
171	ComPtr<ExtPackFile> ptrExtPackFile;
172	/** The replace argument. */
173	bool fReplace;
174	/** The display info argument. */
175	Utf8Str strDisplayInfo;
176	/** Smart pointer to the extension manager. */
177	ComPtr<ExtPackManager> ptrExtPackMgr;
178	/** Smart pointer to the progress object for this job. */
179	ComObjPtr<Progress> ptrProgress;
180	} EXTPACKINSTALLJOB;
181	/** Pointer to an extension pack installation job. */
182	typedef EXTPACKINSTALLJOB *PEXTPACKINSTALLJOB;
183
184	/**
185	* Extension pack uninstallation job.
186	*/
187	typedef struct EXTPACKUNINSTALLJOB
188	{
189	/** Smart pointer to the extension manager. */
190	ComPtr<ExtPackManager> ptrExtPackMgr;
191	/** The name of the extension pack. */
192	Utf8Str strName;
193	/** The replace argument. */
194	bool fForcedRemoval;
195	/** The display info argument. */
196	Utf8Str strDisplayInfo;
197	/** Smart pointer to the progress object for this job. */
198	ComObjPtr<Progress> ptrProgress;
199	} EXTPACKUNINSTALLJOB;
200	/** Pointer to an extension pack uninstallation job. */
201	typedef EXTPACKUNINSTALLJOB *PEXTPACKUNINSTALLJOB;
202
203
204	DEFINE_EMPTY_CTOR_DTOR(ExtPackFile)
205
206	/**
207	* Called by ComObjPtr::createObject when creating the object.
208	*
209	* Just initialize the basic object state, do the rest in initWithDir().
210	*
211	* @returns S_OK.
212	*/
213	HRESULT ExtPackFile::FinalConstruct()
214	{
215	m = NULL;
216	return BaseFinalConstruct();
217	}
218
219	/**
220	* Initializes the extension pack by reading its file.
221	*
222	* @returns COM status code.
223	* @param a_pszFile The path to the extension pack file.
224	* @param a_pszDigest The SHA-256 digest of the file. Or an empty string.
225	* @param a_pExtPackMgr Pointer to the extension pack manager.
226	* @param a_pVirtualBox Pointer to the VirtualBox object.
227	*/
228	HRESULT ExtPackFile::initWithFile(const char a_pszFile, const char a_pszDigest, ExtPackManager a_pExtPackMgr, VirtualBox a_pVirtualBox)
229	{
230	AutoInitSpan autoInitSpan(this);
231	AssertReturn(autoInitSpan.isOk(), E_FAIL);
232
233	/*
234	* Allocate + initialize our private data.
235	*/
236	m = new ExtPackFile::Data;
237	VBoxExtPackInitDesc(&m->Desc);
238	RT_ZERO(m->ObjInfoDesc);
239	m->fUsable = false;
240	m->strWhyUnusable = tr("ExtPack::init failed");
241	m->strExtPackFile = a_pszFile;
242	m->strDigest = a_pszDigest;
243	m->hExtPackFile = NIL_RTFILE;
244	m->hOurManifest = NIL_RTMANIFEST;
245	m->ptrExtPackMgr = a_pExtPackMgr;
246	m->pVirtualBox = a_pVirtualBox;
247
248	RTCString *pstrTarName = VBoxExtPackExtractNameFromTarballPath(a_pszFile);
249	if (pstrTarName)
250	{
251	m->Desc.strName = *pstrTarName;
252	delete pstrTarName;
253	pstrTarName = NULL;
254	}
255
256	autoInitSpan.setSucceeded();
257
258	/*
259	* Try open the extension pack and check that it is a regular file.
260	*/
261	int vrc = RTFileOpen(&m->hExtPackFile, a_pszFile,
262	RTFILE_O_READ \| RTFILE_O_DENY_WRITE \| RTFILE_O_OPEN);
263	if (RT_FAILURE(vrc))
264	{
265	if (vrc == VERR_FILE_NOT_FOUND \|\| vrc == VERR_PATH_NOT_FOUND)
266	return initFailed(tr("'%s' file not found"), a_pszFile);
267	return initFailed(tr("RTFileOpen('%s',,) failed with %Rrc"), a_pszFile, vrc);
268	}
269
270	RTFSOBJINFO ObjInfo;
271	vrc = RTFileQueryInfo(m->hExtPackFile, &ObjInfo, RTFSOBJATTRADD_UNIX);
272	if (RT_FAILURE(vrc))
273	return initFailed(tr("RTFileQueryInfo failed with %Rrc on '%s'"), vrc, a_pszFile);
274	if (!RTFS_IS_FILE(ObjInfo.Attr.fMode))
275	return initFailed(tr("Not a regular file: %s"), a_pszFile);
276
277	/*
278	* Validate the tarball and extract the XML file.
279	*/
280	char szError[8192];
281	RTVFSFILE hXmlFile;
282	vrc = VBoxExtPackValidateTarball(m->hExtPackFile, NULL /pszExtPackName/, a_pszFile, a_pszDigest,
283	szError, sizeof(szError), &m->hOurManifest, &hXmlFile, &m->strDigest);
284	if (RT_FAILURE(vrc))
285	return initFailed(tr("%s"), szError);
286
287	/*
288	* Parse the XML.
289	*/
290	RTCString strSavedName(m->Desc.strName);
291	RTCString *pStrLoadErr = VBoxExtPackLoadDescFromVfsFile(hXmlFile, &m->Desc, &m->ObjInfoDesc);
292	RTVfsFileRelease(hXmlFile);
293	if (pStrLoadErr != NULL)
294	{
295	m->strWhyUnusable.printf(tr("Failed to the xml file: %s"), pStrLoadErr->c_str());
296	m->Desc.strName = strSavedName;
297	delete pStrLoadErr;
298	return S_OK;
299	}
300
301	/*
302	* Match the tarball name with the name from the XML.
303	*/
304	/** @todo drop this restriction after the old install interface is
305	* dropped. */
306	if (!strSavedName.equalsIgnoreCase(m->Desc.strName))
307	return initFailed(tr("Extension pack name mismatch between the downloaded file and the XML inside it (xml='%s' file='%s')"),
308	m->Desc.strName.c_str(), strSavedName.c_str());
309
310	m->fUsable = true;
311	m->strWhyUnusable.setNull();
312	return S_OK;
313	}
314
315	/**
316	* Protected helper that formats the strWhyUnusable value.
317	*
318	* @returns S_OK
319	* @param a_pszWhyFmt Why it failed, format string.
320	* @param ... The format arguments.
321	*/
322	HRESULT ExtPackFile::initFailed(const char *a_pszWhyFmt, ...)
323	{
324	va_list va;
325	va_start(va, a_pszWhyFmt);
326	m->strWhyUnusable.printfV(a_pszWhyFmt, va);
327	va_end(va);
328	return S_OK;
329	}
330
331	/**
332	* COM cruft.
333	*/
334	void ExtPackFile::FinalRelease()
335	{
336	uninit();
337	BaseFinalRelease();
338	}
339
340	/**
341	* Do the actual cleanup.
342	*/
343	void ExtPackFile::uninit()
344	{
345	/* Enclose the state transition Ready->InUninit->NotReady */
346	AutoUninitSpan autoUninitSpan(this);
347	if (!autoUninitSpan.uninitDone() && m != NULL)
348	{
349	VBoxExtPackFreeDesc(&m->Desc);
350	RTFileClose(m->hExtPackFile);
351	m->hExtPackFile = NIL_RTFILE;
352	RTManifestRelease(m->hOurManifest);
353	m->hOurManifest = NIL_RTMANIFEST;
354
355	delete m;
356	m = NULL;
357	}
358	}
359
360	STDMETHODIMP ExtPackFile::COMGETTER(Name)(BSTR *a_pbstrName)
361	{
362	CheckComArgOutPointerValid(a_pbstrName);
363
364	AutoCaller autoCaller(this);
365	HRESULT hrc = autoCaller.rc();
366	if (SUCCEEDED(hrc))
367	{
368	Bstr str(m->Desc.strName);
369	str.cloneTo(a_pbstrName);
370	}
371	return hrc;
372	}
373
374	STDMETHODIMP ExtPackFile::COMGETTER(Description)(BSTR *a_pbstrDescription)
375	{
376	CheckComArgOutPointerValid(a_pbstrDescription);
377
378	AutoCaller autoCaller(this);
379	HRESULT hrc = autoCaller.rc();
380	if (SUCCEEDED(hrc))
381	{
382	Bstr str(m->Desc.strDescription);
383	str.cloneTo(a_pbstrDescription);
384	}
385	return hrc;
386	}
387
388	STDMETHODIMP ExtPackFile::COMGETTER(Version)(BSTR *a_pbstrVersion)
389	{
390	CheckComArgOutPointerValid(a_pbstrVersion);
391
392	AutoCaller autoCaller(this);
393	HRESULT hrc = autoCaller.rc();
394	if (SUCCEEDED(hrc))
395	{
396	Bstr str(m->Desc.strVersion);
397	str.cloneTo(a_pbstrVersion);
398	}
399	return hrc;
400	}
401
402	STDMETHODIMP ExtPackFile::COMGETTER(Edition)(BSTR *a_pbstrEdition)
403	{
404	CheckComArgOutPointerValid(a_pbstrEdition);
405
406	AutoCaller autoCaller(this);
407	HRESULT hrc = autoCaller.rc();
408	if (SUCCEEDED(hrc))
409	{
410	Bstr str(m->Desc.strEdition);
411	str.cloneTo(a_pbstrEdition);
412	}
413	return hrc;
414	}
415
416	STDMETHODIMP ExtPackFile::COMGETTER(Revision)(ULONG *a_puRevision)
417	{
418	CheckComArgOutPointerValid(a_puRevision);
419
420	AutoCaller autoCaller(this);
421	HRESULT hrc = autoCaller.rc();
422	if (SUCCEEDED(hrc))
423	*a_puRevision = m->Desc.uRevision;
424	return hrc;
425	}
426
427	STDMETHODIMP ExtPackFile::COMGETTER(VRDEModule)(BSTR *a_pbstrVrdeModule)
428	{
429	CheckComArgOutPointerValid(a_pbstrVrdeModule);
430
431	AutoCaller autoCaller(this);
432	HRESULT hrc = autoCaller.rc();
433	if (SUCCEEDED(hrc))
434	{
435	Bstr str(m->Desc.strVrdeModule);
436	str.cloneTo(a_pbstrVrdeModule);
437	}
438	return hrc;
439	}
440
441	STDMETHODIMP ExtPackFile::COMGETTER(PlugIns)(ComSafeArrayOut(IExtPackPlugIn *, a_paPlugIns))
442	{
443	/** @todo implement plug-ins. */
444	#ifdef VBOX_WITH_XPCOM
445	NOREF(a_paPlugIns);
446	NOREF(a_paPlugInsSize);
447	#endif
448	ReturnComNotImplemented();
449	}
450
451	STDMETHODIMP ExtPackFile::COMGETTER(Usable)(BOOL *a_pfUsable)
452	{
453	CheckComArgOutPointerValid(a_pfUsable);
454
455	AutoCaller autoCaller(this);
456	HRESULT hrc = autoCaller.rc();
457	if (SUCCEEDED(hrc))
458	*a_pfUsable = m->fUsable;
459	return hrc;
460	}
461
462	STDMETHODIMP ExtPackFile::COMGETTER(WhyUnusable)(BSTR *a_pbstrWhy)
463	{
464	CheckComArgOutPointerValid(a_pbstrWhy);
465
466	AutoCaller autoCaller(this);
467	HRESULT hrc = autoCaller.rc();
468	if (SUCCEEDED(hrc))
469	m->strWhyUnusable.cloneTo(a_pbstrWhy);
470	return hrc;
471	}
472
473	STDMETHODIMP ExtPackFile::COMGETTER(ShowLicense)(BOOL *a_pfShowIt)
474	{
475	CheckComArgOutPointerValid(a_pfShowIt);
476
477	AutoCaller autoCaller(this);
478	HRESULT hrc = autoCaller.rc();
479	if (SUCCEEDED(hrc))
480	*a_pfShowIt = m->Desc.fShowLicense;
481	return hrc;
482	}
483
484	STDMETHODIMP ExtPackFile::COMGETTER(License)(BSTR *a_pbstrHtmlLicense)
485	{
486	Bstr bstrHtml("html");
487	return QueryLicense(Bstr::Empty.raw(), Bstr::Empty.raw(), bstrHtml.raw(), a_pbstrHtmlLicense);
488	}
489
490	/* Same as ExtPack::QueryLicense, should really explore the subject of base classes here... */
491	STDMETHODIMP ExtPackFile::QueryLicense(IN_BSTR a_bstrPreferredLocale, IN_BSTR a_bstrPreferredLanguage, IN_BSTR a_bstrFormat,
492	BSTR *a_pbstrLicense)
493	{
494	/*
495	* Validate input.
496	*/
497	CheckComArgOutPointerValid(a_pbstrLicense);
498	CheckComArgNotNull(a_bstrPreferredLocale);
499	CheckComArgNotNull(a_bstrPreferredLanguage);
500	CheckComArgNotNull(a_bstrFormat);
501
502	Utf8Str strPreferredLocale(a_bstrPreferredLocale);
503	if (strPreferredLocale.length() != 2 && strPreferredLocale.length() != 0)
504	return setError(E_FAIL, tr("The preferred locale is a two character string or empty."));
505
506	Utf8Str strPreferredLanguage(a_bstrPreferredLanguage);
507	if (strPreferredLanguage.length() != 2 && strPreferredLanguage.length() != 0)
508	return setError(E_FAIL, tr("The preferred lanuage is a two character string or empty."));
509
510	Utf8Str strFormat(a_bstrFormat);
511	if ( !strFormat.equals("html")
512	&& !strFormat.equals("rtf")
513	&& !strFormat.equals("txt"))
514	return setError(E_FAIL, tr("The license format can only have the values 'html', 'rtf' and 'txt'."));
515
516	/*
517	* Combine the options to form a file name before locking down anything.
518	*/
519	char szName[sizeof(VBOX_EXTPACK_LICENSE_NAME_PREFIX "-de_DE.html") + 2];
520	if (strPreferredLocale.isNotEmpty() && strPreferredLanguage.isNotEmpty())
521	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s_%s.%s",
522	strPreferredLocale.c_str(), strPreferredLanguage.c_str(), strFormat.c_str());
523	else if (strPreferredLocale.isNotEmpty())
524	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s.%s", strPreferredLocale.c_str(), strFormat.c_str());
525	else if (strPreferredLanguage.isNotEmpty())
526	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-_%s.%s", strPreferredLocale.c_str(), strFormat.c_str());
527	else
528	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX ".%s", strFormat.c_str());
529
530	/*
531	* Lock the extension pack. We need a write lock here as there must not be
532	* concurrent accesses to the tar file handle.
533	*/
534	AutoCaller autoCaller(this);
535	HRESULT hrc = autoCaller.rc();
536	if (SUCCEEDED(hrc))
537	{
538	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
539
540	/*
541	* Do not permit this query on a pack that isn't considered usable (could
542	* be marked so because of bad license files).
543	*/
544	if (!m->fUsable)
545	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
546	else
547	{
548	/*
549	* Look it up in the manifest before scanning the tarball for it
550	*/
551	if (RTManifestEntryExists(m->hOurManifest, szName))
552	{
553	RTVFSFSSTREAM hTarFss;
554	char szError[8192];
555	int vrc = VBoxExtPackOpenTarFss(m->hExtPackFile, szError, sizeof(szError), &hTarFss, NULL);
556	if (RT_SUCCESS(vrc))
557	{
558	for (;;)
559	{
560	/* Get the first/next. */
561	char *pszName;
562	RTVFSOBJ hVfsObj;
563	RTVFSOBJTYPE enmType;
564	vrc = RTVfsFsStrmNext(hTarFss, &pszName, &enmType, &hVfsObj);
565	if (RT_FAILURE(vrc))
566	{
567	if (vrc != VERR_EOF)
568	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTVfsFsStrmNext failed: %Rrc"), vrc);
569	else
570	hrc = setError(E_UNEXPECTED, tr("'%s' was found in the manifest but not in the tarball"), szName);
571	break;
572	}
573
574	/* Is this it? */
575	const char *pszAdjName = pszName[0] == '.' && pszName[1] == '/' ? &pszName[2] : pszName;
576	if ( !strcmp(pszAdjName, szName)
577	&& ( enmType == RTVFSOBJTYPE_IO_STREAM
578	\|\| enmType == RTVFSOBJTYPE_FILE))
579	{
580	RTVFSIOSTREAM hVfsIos = RTVfsObjToIoStream(hVfsObj);
581	RTVfsObjRelease(hVfsObj);
582	RTStrFree(pszName);
583
584	/* Load the file into memory. */
585	RTFSOBJINFO ObjInfo;
586	vrc = RTVfsIoStrmQueryInfo(hVfsIos, &ObjInfo, RTFSOBJATTRADD_NOTHING);
587	if (RT_SUCCESS(vrc))
588	{
589	size_t cbFile = (size_t)ObjInfo.cbObject;
590	void *pvFile = RTMemAllocZ(cbFile + 1);
591	if (pvFile)
592	{
593	vrc = RTVfsIoStrmRead(hVfsIos, pvFile, cbFile, true /fBlocking/, NULL);
594	if (RT_SUCCESS(vrc))
595	{
596	/* try translate it into a string we can return. */
597	Bstr bstrLicense((const char *)pvFile, cbFile);
598	if (bstrLicense.isNotEmpty())
599	{
600	bstrLicense.detachTo(a_pbstrLicense);
601	hrc = S_OK;
602	}
603	else
604	hrc = setError(VBOX_E_IPRT_ERROR,
605	tr("The license file '%s' is empty or contains invalid UTF-8 encoding"),
606	szName);
607	}
608	else
609	hrc = setError(VBOX_E_IPRT_ERROR, tr("Failed to read '%s': %Rrc"), szName, vrc);
610	RTMemFree(pvFile);
611	}
612	else
613	hrc = setError(E_OUTOFMEMORY, tr("Failed to allocate %zu bytes for '%s'"), cbFile, szName);
614	}
615	else
616	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTVfsIoStrmQueryInfo on '%s': %Rrc"), szName, vrc);
617	RTVfsIoStrmRelease(hVfsIos);
618	break;
619	}
620
621	/* Release current. */
622	RTVfsObjRelease(hVfsObj);
623	RTStrFree(pszName);
624	}
625	RTVfsFsStrmRelease(hTarFss);
626	}
627	else
628	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("%s"), szError);
629	}
630	else
631	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("The license file '%s' was not found in '%s'"),
632	szName, m->strExtPackFile.c_str());
633	}
634	}
635	return hrc;
636	}
637
638	STDMETHODIMP ExtPackFile::COMGETTER(FilePath)(BSTR *a_pbstrPath)
639	{
640	CheckComArgOutPointerValid(a_pbstrPath);
641
642	AutoCaller autoCaller(this);
643	HRESULT hrc = autoCaller.rc();
644	if (SUCCEEDED(hrc))
645	m->strExtPackFile.cloneTo(a_pbstrPath);
646	return hrc;
647	}
648
649	STDMETHODIMP ExtPackFile::Install(BOOL a_fReplace, IN_BSTR a_bstrDisplayInfo, IProgress **a_ppProgress)
650	{
651	if (a_ppProgress)
652	*a_ppProgress = NULL;
653
654	AutoCaller autoCaller(this);
655	HRESULT hrc = autoCaller.rc();
656	if (SUCCEEDED(hrc))
657	{
658	if (m->fUsable)
659	{
660	PEXTPACKINSTALLJOB pJob = NULL;
661	try
662	{
663	pJob = new EXTPACKINSTALLJOB;
664	pJob->ptrExtPackFile = this;
665	pJob->fReplace = a_fReplace != FALSE;
666	pJob->strDisplayInfo = a_bstrDisplayInfo;
667	pJob->ptrExtPackMgr = m->ptrExtPackMgr;
668	hrc = pJob->ptrProgress.createObject();
669	if (SUCCEEDED(hrc))
670	{
671	Bstr bstrDescription = tr("Installing extension pack");
672	hrc = pJob->ptrProgress->init(
673	#ifndef VBOX_COM_INPROC
674	m->pVirtualBox,
675	#endif
676	static_cast<IExtPackFile *>(this),
677	bstrDescription.raw(),
678	FALSE /aCancelable/,
679	NULL /aId/);
680	}
681	if (SUCCEEDED(hrc))
682	{
683	ComPtr<Progress> ptrProgress = pJob->ptrProgress;
684	int vrc = RTThreadCreate(NULL /phThread/, ExtPackManager::doInstallThreadProc, pJob, 0,
685	RTTHREADTYPE_DEFAULT, 0 /fFlags/, "ExtPackInst");
686	if (RT_SUCCESS(vrc))
687	{
688	pJob = NULL; /* the thread deletes it */
689	ptrProgress.queryInterfaceTo(a_ppProgress);
690	}
691	else
692	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTThreadCreate failed with %Rrc"), vrc);
693	}
694	}
695	catch (std::bad_alloc)
696	{
697	hrc = E_OUTOFMEMORY;
698	}
699	if (pJob)
700	delete pJob;
701	}
702	else
703	hrc = setError(E_FAIL, "%s", m->strWhyUnusable.c_str());
704	}
705	return hrc;
706	}
707
708
709
710
711
712	DEFINE_EMPTY_CTOR_DTOR(ExtPack)
713
714	/**
715	* Called by ComObjPtr::createObject when creating the object.
716	*
717	* Just initialize the basic object state, do the rest in initWithDir().
718	*
719	* @returns S_OK.
720	*/
721	HRESULT ExtPack::FinalConstruct()
722	{
723	m = NULL;
724	return S_OK;
725	}
726
727	/**
728	* Initializes the extension pack by reading its file.
729	*
730	* @returns COM status code.
731	* @param a_enmContext The context we're in.
732	* @param a_pszName The name of the extension pack. This is also the
733	* name of the subdirector under @a a_pszParentDir
734	* where the extension pack is installed.
735	* @param a_pszDir The extension pack directory name.
736	*/
737	HRESULT ExtPack::initWithDir(VBOXEXTPACKCTX a_enmContext, const char a_pszName, const char a_pszDir)
738	{
739	AutoInitSpan autoInitSpan(this);
740	AssertReturn(autoInitSpan.isOk(), E_FAIL);
741
742	static const VBOXEXTPACKHLP s_HlpTmpl =
743	{
744	/* u32Version = */ VBOXEXTPACKHLP_VERSION,
745	/* uVBoxFullVersion = */ VBOX_FULL_VERSION,
746	/* uVBoxVersionRevision = */ 0,
747	/* u32Padding = */ 0,
748	/* pszVBoxVersion = */ "",
749	/* pfnFindModule = */ ExtPack::hlpFindModule,
750	/* pfnGetFilePath = */ ExtPack::hlpGetFilePath,
751	/* pfnGetContext = */ ExtPack::hlpGetContext,
752	/* pfnReserved1 = */ ExtPack::hlpReservedN,
753	/* pfnReserved2 = */ ExtPack::hlpReservedN,
754	/* pfnReserved3 = */ ExtPack::hlpReservedN,
755	/* pfnReserved4 = */ ExtPack::hlpReservedN,
756	/* pfnReserved5 = */ ExtPack::hlpReservedN,
757	/* pfnReserved6 = */ ExtPack::hlpReservedN,
758	/* pfnReserved7 = */ ExtPack::hlpReservedN,
759	/* pfnReserved8 = */ ExtPack::hlpReservedN,
760	/* pfnReserved9 = */ ExtPack::hlpReservedN,
761	/* u32EndMarker = */ VBOXEXTPACKHLP_VERSION
762	};
763
764	/*
765	* Allocate + initialize our private data.
766	*/
767	m = new Data;
768	VBoxExtPackInitDesc(&m->Desc);
769	m->Desc.strName = a_pszName;
770	RT_ZERO(m->ObjInfoDesc);
771	m->fUsable = false;
772	m->strWhyUnusable = tr("ExtPack::init failed");
773	m->strExtPackPath = a_pszDir;
774	RT_ZERO(m->ObjInfoExtPack);
775	m->strMainModPath.setNull();
776	RT_ZERO(m->ObjInfoMainMod);
777	m->hMainMod = NIL_RTLDRMOD;
778	m->Hlp = s_HlpTmpl;
779	m->Hlp.pszVBoxVersion = RTBldCfgVersion();
780	m->Hlp.uVBoxInternalRevision = RTBldCfgRevision();
781	m->pThis = this;
782	m->pReg = NULL;
783	m->enmContext = a_enmContext;
784	m->fMadeReadyCall = false;
785
786	/*
787	* Probe the extension pack (this code is shared with refresh()).
788	*/
789	probeAndLoad();
790
791	autoInitSpan.setSucceeded();
792	return S_OK;
793	}
794
795	/**
796	* COM cruft.
797	*/
798	void ExtPack::FinalRelease()
799	{
800	uninit();
801	}
802
803	/**
804	* Do the actual cleanup.
805	*/
806	void ExtPack::uninit()
807	{
808	/* Enclose the state transition Ready->InUninit->NotReady */
809	AutoUninitSpan autoUninitSpan(this);
810	if (!autoUninitSpan.uninitDone() && m != NULL)
811	{
812	if (m->hMainMod != NIL_RTLDRMOD)
813	{
814	AssertPtr(m->pReg);
815	if (m->pReg->pfnUnload != NULL)
816	m->pReg->pfnUnload(m->pReg);
817
818	RTLdrClose(m->hMainMod);
819	m->hMainMod = NIL_RTLDRMOD;
820	m->pReg = NULL;
821	}
822
823	VBoxExtPackFreeDesc(&m->Desc);
824
825	delete m;
826	m = NULL;
827	}
828	}
829
830
831	/**
832	* Calls the installed hook.
833	*
834	* @returns true if we left the lock, false if we didn't.
835	* @param a_pVirtualBox The VirtualBox interface.
836	* @param a_pLock The write lock held by the caller.
837	* @param pErrInfo Where to return error information.
838	*/
839	bool ExtPack::callInstalledHook(IVirtualBox a_pVirtualBox, AutoWriteLock a_pLock, PRTERRINFO pErrInfo)
840	{
841	if ( m != NULL
842	&& m->hMainMod != NIL_RTLDRMOD)
843	{
844	if (m->pReg->pfnInstalled)
845	{
846	ComPtr<ExtPack> ptrSelfRef = this;
847	a_pLock->release();
848	pErrInfo->rc = m->pReg->pfnInstalled(m->pReg, a_pVirtualBox, pErrInfo);
849	a_pLock->acquire();
850	return true;
851	}
852	}
853	pErrInfo->rc = VINF_SUCCESS;
854	return false;
855	}
856
857	/**
858	* Calls the uninstall hook and closes the module.
859	*
860	* @returns S_OK or COM error status with error information.
861	* @param a_pVirtualBox The VirtualBox interface.
862	* @param a_fForcedRemoval When set, we'll ignore complaints from the
863	* uninstall hook.
864	* @remarks The caller holds the manager's write lock, not released.
865	*/
866	HRESULT ExtPack::callUninstallHookAndClose(IVirtualBox *a_pVirtualBox, bool a_fForcedRemoval)
867	{
868	HRESULT hrc = S_OK;
869
870	if ( m != NULL
871	&& m->hMainMod != NIL_RTLDRMOD)
872	{
873	if (m->pReg->pfnUninstall && !a_fForcedRemoval)
874	{
875	int vrc = m->pReg->pfnUninstall(m->pReg, a_pVirtualBox);
876	if (RT_FAILURE(vrc))
877	{
878	LogRel(("ExtPack pfnUninstall returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
879	if (!a_fForcedRemoval)
880	hrc = setError(E_FAIL, tr("pfnUninstall returned %Rrc"), vrc);
881	}
882	}
883	if (SUCCEEDED(hrc))
884	{
885	RTLdrClose(m->hMainMod);
886	m->hMainMod = NIL_RTLDRMOD;
887	m->pReg = NULL;
888	}
889	}
890
891	return hrc;
892	}
893
894	/**
895	* Calls the pfnVirtualBoxReady hook.
896	*
897	* @returns true if we left the lock, false if we didn't.
898	* @param a_pVirtualBox The VirtualBox interface.
899	* @param a_pLock The write lock held by the caller.
900	*/
901	bool ExtPack::callVirtualBoxReadyHook(IVirtualBox a_pVirtualBox, AutoWriteLock a_pLock)
902	{
903	if ( m != NULL
904	&& m->fUsable
905	&& !m->fMadeReadyCall)
906	{
907	m->fMadeReadyCall = true;
908	if (m->pReg->pfnVirtualBoxReady)
909	{
910	ComPtr<ExtPack> ptrSelfRef = this;
911	a_pLock->release();
912	m->pReg->pfnVirtualBoxReady(m->pReg, a_pVirtualBox);
913	a_pLock->acquire();
914	return true;
915	}
916	}
917	return false;
918	}
919
920	/**
921	* Calls the pfnConsoleReady hook.
922	*
923	* @returns true if we left the lock, false if we didn't.
924	* @param a_pConsole The Console interface.
925	* @param a_pLock The write lock held by the caller.
926	*/
927	bool ExtPack::callConsoleReadyHook(IConsole a_pConsole, AutoWriteLock a_pLock)
928	{
929	if ( m != NULL
930	&& m->fUsable
931	&& !m->fMadeReadyCall)
932	{
933	m->fMadeReadyCall = true;
934	if (m->pReg->pfnConsoleReady)
935	{
936	ComPtr<ExtPack> ptrSelfRef = this;
937	a_pLock->release();
938	m->pReg->pfnConsoleReady(m->pReg, a_pConsole);
939	a_pLock->acquire();
940	return true;
941	}
942	}
943	return false;
944	}
945
946	/**
947	* Calls the pfnVMCreate hook.
948	*
949	* @returns true if we left the lock, false if we didn't.
950	* @param a_pVirtualBox The VirtualBox interface.
951	* @param a_pMachine The machine interface of the new VM.
952	* @param a_pLock The write lock held by the caller.
953	*/
954	bool ExtPack::callVmCreatedHook(IVirtualBox a_pVirtualBox, IMachine a_pMachine, AutoWriteLock *a_pLock)
955	{
956	if ( m != NULL
957	&& m->fUsable)
958	{
959	if (m->pReg->pfnVMCreated)
960	{
961	ComPtr<ExtPack> ptrSelfRef = this;
962	a_pLock->release();
963	m->pReg->pfnVMCreated(m->pReg, a_pVirtualBox, a_pMachine);
964	a_pLock->acquire();
965	return true;
966	}
967	}
968	return false;
969	}
970
971	/**
972	* Calls the pfnVMConfigureVMM hook.
973	*
974	* @returns true if we left the lock, false if we didn't.
975	* @param a_pConsole The console interface.
976	* @param a_pVM The VM handle.
977	* @param a_pLock The write lock held by the caller.
978	* @param a_pvrc Where to return the status code of the
979	* callback. This is always set. LogRel is
980	* called on if a failure status is returned.
981	*/
982	bool ExtPack::callVmConfigureVmmHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock, int *a_pvrc)
983	{
984	*a_pvrc = VINF_SUCCESS;
985	if ( m != NULL
986	&& m->fUsable)
987	{
988	if (m->pReg->pfnVMConfigureVMM)
989	{
990	ComPtr<ExtPack> ptrSelfRef = this;
991	a_pLock->release();
992	int vrc = m->pReg->pfnVMConfigureVMM(m->pReg, a_pConsole, a_pVM);
993	*a_pvrc = vrc;
994	a_pLock->acquire();
995	if (RT_FAILURE(vrc))
996	LogRel(("ExtPack pfnVMConfigureVMM returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
997	return true;
998	}
999	}
1000	return false;
1001	}
1002
1003	/**
1004	* Calls the pfnVMPowerOn hook.
1005	*
1006	* @returns true if we left the lock, false if we didn't.
1007	* @param a_pConsole The console interface.
1008	* @param a_pVM The VM handle.
1009	* @param a_pLock The write lock held by the caller.
1010	* @param a_pvrc Where to return the status code of the
1011	* callback. This is always set. LogRel is
1012	* called on if a failure status is returned.
1013	*/
1014	bool ExtPack::callVmPowerOnHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock, int *a_pvrc)
1015	{
1016	*a_pvrc = VINF_SUCCESS;
1017	if ( m != NULL
1018	&& m->fUsable)
1019	{
1020	if (m->pReg->pfnVMPowerOn)
1021	{
1022	ComPtr<ExtPack> ptrSelfRef = this;
1023	a_pLock->release();
1024	int vrc = m->pReg->pfnVMPowerOn(m->pReg, a_pConsole, a_pVM);
1025	*a_pvrc = vrc;
1026	a_pLock->acquire();
1027	if (RT_FAILURE(vrc))
1028	LogRel(("ExtPack pfnVMPowerOn returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
1029	return true;
1030	}
1031	}
1032	return false;
1033	}
1034
1035	/**
1036	* Calls the pfnVMPowerOff hook.
1037	*
1038	* @returns true if we left the lock, false if we didn't.
1039	* @param a_pConsole The console interface.
1040	* @param a_pVM The VM handle.
1041	* @param a_pLock The write lock held by the caller.
1042	*/
1043	bool ExtPack::callVmPowerOffHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock)
1044	{
1045	if ( m != NULL
1046	&& m->fUsable)
1047	{
1048	if (m->pReg->pfnVMPowerOff)
1049	{
1050	ComPtr<ExtPack> ptrSelfRef = this;
1051	a_pLock->release();
1052	m->pReg->pfnVMPowerOff(m->pReg, a_pConsole, a_pVM);
1053	a_pLock->acquire();
1054	return true;
1055	}
1056	}
1057	return false;
1058	}
1059
1060	/**
1061	* Check if the extension pack is usable and has an VRDE module.
1062	*
1063	* @returns S_OK or COM error status with error information.
1064	*
1065	* @remarks Caller holds the extension manager lock for reading, no locking
1066	* necessary.
1067	*/
1068	HRESULT ExtPack::checkVrde(void)
1069	{
1070	HRESULT hrc;
1071	if ( m != NULL
1072	&& m->fUsable)
1073	{
1074	if (m->Desc.strVrdeModule.isNotEmpty())
1075	hrc = S_OK;
1076	else
1077	hrc = setError(E_FAIL, tr("The extension pack '%s' does not include a VRDE module"), m->Desc.strName.c_str());
1078	}
1079	else
1080	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
1081	return hrc;
1082	}
1083
1084	/**
1085	* Same as checkVrde(), except that it also resolves the path to the module.
1086	*
1087	* @returns S_OK or COM error status with error information.
1088	* @param a_pstrVrdeLibrary Where to return the path on success.
1089	*
1090	* @remarks Caller holds the extension manager lock for reading, no locking
1091	* necessary.
1092	*/
1093	HRESULT ExtPack::getVrdpLibraryName(Utf8Str *a_pstrVrdeLibrary)
1094	{
1095	HRESULT hrc = checkVrde();
1096	if (SUCCEEDED(hrc))
1097	{
1098	if (findModule(m->Desc.strVrdeModule.c_str(), NULL, VBOXEXTPACKMODKIND_R3,
1099	a_pstrVrdeLibrary, NULL /a_pfNative/, NULL /a_pObjInfo/))
1100	hrc = S_OK;
1101	else
1102	hrc = setError(E_FAIL, tr("Failed to locate the VRDE module '%s' in extension pack '%s'"),
1103	m->Desc.strVrdeModule.c_str(), m->Desc.strName.c_str());
1104	}
1105	return hrc;
1106	}
1107
1108	/**
1109	* Check if this extension pack wishes to be the default VRDE provider.
1110	*
1111	* @returns @c true if it wants to and it is in a usable state, otherwise
1112	* @c false.
1113	*
1114	* @remarks Caller holds the extension manager lock for reading, no locking
1115	* necessary.
1116	*/
1117	bool ExtPack::wantsToBeDefaultVrde(void) const
1118	{
1119	return m->fUsable
1120	&& m->Desc.strVrdeModule.isNotEmpty();
1121	}
1122
1123	/**
1124	* Refreshes the extension pack state.
1125	*
1126	* This is called by the manager so that the on disk changes are picked up.
1127	*
1128	* @returns S_OK or COM error status with error information.
1129	*
1130	* @param a_pfCanDelete Optional can-delete-this-object output indicator.
1131	*
1132	* @remarks Caller holds the extension manager lock for writing.
1133	* @remarks Only called in VBoxSVC.
1134	*/
1135	HRESULT ExtPack::refresh(bool *a_pfCanDelete)
1136	{
1137	if (a_pfCanDelete)
1138	*a_pfCanDelete = false;
1139
1140	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS); /* for the COMGETTERs */
1141
1142	/*
1143	* Has the module been deleted?
1144	*/
1145	RTFSOBJINFO ObjInfoExtPack;
1146	int vrc = RTPathQueryInfoEx(m->strExtPackPath.c_str(), &ObjInfoExtPack, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1147	if ( RT_FAILURE(vrc)
1148	\|\| !RTFS_IS_DIRECTORY(ObjInfoExtPack.Attr.fMode))
1149	{
1150	if (a_pfCanDelete)
1151	*a_pfCanDelete = true;
1152	return S_OK;
1153	}
1154
1155	/*
1156	* We've got a directory, so try query file system object info for the
1157	* files we are interested in as well.
1158	*/
1159	RTFSOBJINFO ObjInfoDesc;
1160	char szDescFilePath[RTPATH_MAX];
1161	vrc = RTPathJoin(szDescFilePath, sizeof(szDescFilePath), m->strExtPackPath.c_str(), VBOX_EXTPACK_DESCRIPTION_NAME);
1162	if (RT_SUCCESS(vrc))
1163	vrc = RTPathQueryInfoEx(szDescFilePath, &ObjInfoDesc, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1164	if (RT_FAILURE(vrc))
1165	RT_ZERO(ObjInfoDesc);
1166
1167	RTFSOBJINFO ObjInfoMainMod;
1168	if (m->strMainModPath.isNotEmpty())
1169	vrc = RTPathQueryInfoEx(m->strMainModPath.c_str(), &ObjInfoMainMod, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1170	if (m->strMainModPath.isEmpty() \|\| RT_FAILURE(vrc))
1171	RT_ZERO(ObjInfoMainMod);
1172
1173	/*
1174	* If we have a usable module already, just verify that things haven't
1175	* changed since we loaded it.
1176	*/
1177	if (m->fUsable)
1178	{
1179	if (m->hMainMod == NIL_RTLDRMOD)
1180	probeAndLoad();
1181	else if ( !objinfoIsEqual(&ObjInfoDesc, &m->ObjInfoDesc)
1182	\|\| !objinfoIsEqual(&ObjInfoMainMod, &m->ObjInfoMainMod)
1183	\|\| !objinfoIsEqual(&ObjInfoExtPack, &m->ObjInfoExtPack) )
1184	{
1185	/** @todo not important, so it can wait. */
1186	}
1187	}
1188	/*
1189	* Ok, it is currently not usable. If anything has changed since last time
1190	* reprobe the extension pack.
1191	*/
1192	else if ( !objinfoIsEqual(&ObjInfoDesc, &m->ObjInfoDesc)
1193	\|\| !objinfoIsEqual(&ObjInfoMainMod, &m->ObjInfoMainMod)
1194	\|\| !objinfoIsEqual(&ObjInfoExtPack, &m->ObjInfoExtPack) )
1195	probeAndLoad();
1196
1197	return S_OK;
1198	}
1199
1200	/**
1201	* Probes the extension pack, loading the main dll and calling its registration
1202	* entry point.
1203	*
1204	* This updates the state accordingly, the strWhyUnusable and fUnusable members
1205	* being the most important ones.
1206	*/
1207	void ExtPack::probeAndLoad(void)
1208	{
1209	m->fUsable = false;
1210	m->fMadeReadyCall = false;
1211
1212	/*
1213	* Query the file system info for the extension pack directory. This and
1214	* all other file system info we save is for the benefit of refresh().
1215	*/
1216	int vrc = RTPathQueryInfoEx(m->strExtPackPath.c_str(), &m->ObjInfoExtPack, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1217	if (RT_FAILURE(vrc))
1218	{
1219	m->strWhyUnusable.printf(tr("RTPathQueryInfoEx on '%s' failed: %Rrc"), m->strExtPackPath.c_str(), vrc);
1220	return;
1221	}
1222	if (!RTFS_IS_DIRECTORY(m->ObjInfoExtPack.Attr.fMode))
1223	{
1224	if (RTFS_IS_SYMLINK(m->ObjInfoExtPack.Attr.fMode))
1225	m->strWhyUnusable.printf(tr("'%s' is a symbolic link, this is not allowed"), m->strExtPackPath.c_str(), vrc);
1226	else if (RTFS_IS_FILE(m->ObjInfoExtPack.Attr.fMode))
1227	m->strWhyUnusable.printf(tr("'%s' is a symbolic file, not a directory"), m->strExtPackPath.c_str(), vrc);
1228	else
1229	m->strWhyUnusable.printf(tr("'%s' is not a directory (fMode=%#x)"), m->strExtPackPath.c_str(), m->ObjInfoExtPack.Attr.fMode);
1230	return;
1231	}
1232
1233	RTERRINFOSTATIC ErrInfo;
1234	RTErrInfoInitStatic(&ErrInfo);
1235	vrc = SUPR3HardenedVerifyDir(m->strExtPackPath.c_str(), true /fRecursive/, true /fCheckFiles/, &ErrInfo.Core);
1236	if (RT_FAILURE(vrc))
1237	{
1238	m->strWhyUnusable.printf(tr("%s (rc=%Rrc)"), ErrInfo.Core.pszMsg, vrc);
1239	return;
1240	}
1241
1242	/*
1243	* Read the description file.
1244	*/
1245	RTCString strSavedName(m->Desc.strName);
1246	RTCString *pStrLoadErr = VBoxExtPackLoadDesc(m->strExtPackPath.c_str(), &m->Desc, &m->ObjInfoDesc);
1247	if (pStrLoadErr != NULL)
1248	{
1249	m->strWhyUnusable.printf(tr("Failed to load '%s/%s': %s"),
1250	m->strExtPackPath.c_str(), VBOX_EXTPACK_DESCRIPTION_NAME, pStrLoadErr->c_str());
1251	m->Desc.strName = strSavedName;
1252	delete pStrLoadErr;
1253	return;
1254	}
1255
1256	/*
1257	* Make sure the XML name and directory matches.
1258	*/
1259	if (!m->Desc.strName.equalsIgnoreCase(strSavedName))
1260	{
1261	m->strWhyUnusable.printf(tr("The description name ('%s') and directory name ('%s') does not match"),
1262	m->Desc.strName.c_str(), strSavedName.c_str());
1263	m->Desc.strName = strSavedName;
1264	return;
1265	}
1266
1267	/*
1268	* Load the main DLL and call the predefined entry point.
1269	*/
1270	bool fIsNative;
1271	if (!findModule(m->Desc.strMainModule.c_str(), NULL /* default extension */, VBOXEXTPACKMODKIND_R3,
1272	&m->strMainModPath, &fIsNative, &m->ObjInfoMainMod))
1273	{
1274	m->strWhyUnusable.printf(tr("Failed to locate the main module ('%s')"), m->Desc.strMainModule.c_str());
1275	return;
1276	}
1277
1278	vrc = SUPR3HardenedVerifyPlugIn(m->strMainModPath.c_str(), &ErrInfo.Core);
1279	if (RT_FAILURE(vrc))
1280	{
1281	m->strWhyUnusable.printf(tr("%s"), ErrInfo.Core.pszMsg);
1282	return;
1283	}
1284
1285	if (fIsNative)
1286	{
1287	vrc = SUPR3HardenedLdrLoadPlugIn(m->strMainModPath.c_str(), &m->hMainMod, &ErrInfo.Core);
1288	if (RT_FAILURE(vrc))
1289	{
1290	m->hMainMod = NIL_RTLDRMOD;
1291	m->strWhyUnusable.printf(tr("Failed to load the main module ('%s'): %Rrc - %s"),
1292	m->strMainModPath.c_str(), vrc, ErrInfo.Core.pszMsg);
1293	return;
1294	}
1295	}
1296	else
1297	{
1298	m->strWhyUnusable.printf(tr("Only native main modules are currently supported"));
1299	return;
1300	}
1301
1302	/*
1303	* Resolve the predefined entry point.
1304	*/
1305	PFNVBOXEXTPACKREGISTER pfnRegistration;
1306	vrc = RTLdrGetSymbol(m->hMainMod, VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, (void **)&pfnRegistration);
1307	if (RT_SUCCESS(vrc))
1308	{
1309	RTErrInfoClear(&ErrInfo.Core);
1310	vrc = pfnRegistration(&m->Hlp, &m->pReg, &ErrInfo.Core);
1311	if ( RT_SUCCESS(vrc)
1312	&& !RTErrInfoIsSet(&ErrInfo.Core)
1313	&& VALID_PTR(m->pReg))
1314	{
1315	if ( VBOXEXTPACK_IS_MAJOR_VER_EQUAL(m->pReg->u32Version, VBOXEXTPACKREG_VERSION)
1316	&& m->pReg->u32EndMarker == m->pReg->u32Version)
1317	{
1318	if ( (!m->pReg->pfnInstalled \|\| RT_VALID_PTR(m->pReg->pfnInstalled))
1319	&& (!m->pReg->pfnUninstall \|\| RT_VALID_PTR(m->pReg->pfnUninstall))
1320	&& (!m->pReg->pfnVirtualBoxReady \|\| RT_VALID_PTR(m->pReg->pfnVirtualBoxReady))
1321	&& (!m->pReg->pfnConsoleReady \|\| RT_VALID_PTR(m->pReg->pfnConsoleReady))
1322	&& (!m->pReg->pfnUnload \|\| RT_VALID_PTR(m->pReg->pfnUnload))
1323	&& (!m->pReg->pfnVMCreated \|\| RT_VALID_PTR(m->pReg->pfnVMCreated))
1324	&& (!m->pReg->pfnVMConfigureVMM \|\| RT_VALID_PTR(m->pReg->pfnVMConfigureVMM))
1325	&& (!m->pReg->pfnVMPowerOn \|\| RT_VALID_PTR(m->pReg->pfnVMPowerOn))
1326	&& (!m->pReg->pfnVMPowerOff \|\| RT_VALID_PTR(m->pReg->pfnVMPowerOff))
1327	&& (!m->pReg->pfnQueryObject \|\| RT_VALID_PTR(m->pReg->pfnQueryObject))
1328	)
1329	{
1330	/*
1331	* We're good!
1332	*/
1333	m->fUsable = true;
1334	m->strWhyUnusable.setNull();
1335	return;
1336	}
1337
1338	m->strWhyUnusable = tr("The registration structure contains on or more invalid function pointers");
1339	}
1340	else
1341	m->strWhyUnusable.printf(tr("Unsupported registration structure version %u.%u"),
1342	RT_HIWORD(m->pReg->u32Version), RT_LOWORD(m->pReg->u32Version));
1343	}
1344	else
1345	m->strWhyUnusable.printf(tr("%s returned %Rrc, pReg=%p ErrInfo='%s'"),
1346	VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, vrc, m->pReg, ErrInfo.Core.pszMsg);
1347	m->pReg = NULL;
1348	}
1349	else
1350	m->strWhyUnusable.printf(tr("Failed to resolve exported symbol '%s' in the main module: %Rrc"),
1351	VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, vrc);
1352
1353	RTLdrClose(m->hMainMod);
1354	m->hMainMod = NIL_RTLDRMOD;
1355	}
1356
1357	/**
1358	* Finds a module.
1359	*
1360	* @returns true if found, false if not.
1361	* @param a_pszName The module base name (no extension).
1362	* @param a_pszExt The extension. If NULL we use default
1363	* extensions.
1364	* @param a_enmKind The kind of module to locate.
1365	* @param a_pStrFound Where to return the path to the module we've
1366	* found.
1367	* @param a_pfNative Where to return whether this is a native module
1368	* or an agnostic one. Optional.
1369	* @param a_pObjInfo Where to return the file system object info for
1370	* the module. Optional.
1371	*/
1372	bool ExtPack::findModule(const char a_pszName, const char a_pszExt, VBOXEXTPACKMODKIND a_enmKind,
1373	Utf8Str a_pStrFound, bool a_pfNative, PRTFSOBJINFO a_pObjInfo) const
1374	{
1375	/*
1376	* Try the native path first.
1377	*/
1378	char szPath[RTPATH_MAX];
1379	int vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), RTBldCfgTargetDotArch());
1380	AssertLogRelRCReturn(vrc, false);
1381	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1382	AssertLogRelRCReturn(vrc, false);
1383	if (!a_pszExt)
1384	{
1385	const char *pszDefExt;
1386	switch (a_enmKind)
1387	{
1388	case VBOXEXTPACKMODKIND_RC: pszDefExt = ".rc"; break;
1389	case VBOXEXTPACKMODKIND_R0: pszDefExt = ".r0"; break;
1390	case VBOXEXTPACKMODKIND_R3: pszDefExt = RTLdrGetSuff(); break;
1391	default:
1392	AssertFailedReturn(false);
1393	}
1394	vrc = RTStrCat(szPath, sizeof(szPath), pszDefExt);
1395	AssertLogRelRCReturn(vrc, false);
1396	}
1397
1398	RTFSOBJINFO ObjInfo;
1399	if (!a_pObjInfo)
1400	a_pObjInfo = &ObjInfo;
1401	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1402	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1403	{
1404	if (a_pfNative)
1405	*a_pfNative = true;
1406	*a_pStrFound = szPath;
1407	return true;
1408	}
1409
1410	/*
1411	* Try the platform agnostic modules.
1412	*/
1413	/* gcc.x86/module.rel */
1414	char szSubDir[32];
1415	RTStrPrintf(szSubDir, sizeof(szSubDir), "%s.%s", RTBldCfgCompiler(), RTBldCfgTargetArch());
1416	vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), szSubDir);
1417	AssertLogRelRCReturn(vrc, false);
1418	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1419	AssertLogRelRCReturn(vrc, false);
1420	if (!a_pszExt)
1421	{
1422	vrc = RTStrCat(szPath, sizeof(szPath), ".rel");
1423	AssertLogRelRCReturn(vrc, false);
1424	}
1425	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1426	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1427	{
1428	if (a_pfNative)
1429	*a_pfNative = false;
1430	*a_pStrFound = szPath;
1431	return true;
1432	}
1433
1434	/* x86/module.rel */
1435	vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), RTBldCfgTargetArch());
1436	AssertLogRelRCReturn(vrc, false);
1437	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1438	AssertLogRelRCReturn(vrc, false);
1439	if (!a_pszExt)
1440	{
1441	vrc = RTStrCat(szPath, sizeof(szPath), ".rel");
1442	AssertLogRelRCReturn(vrc, false);
1443	}
1444	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1445	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1446	{
1447	if (a_pfNative)
1448	*a_pfNative = false;
1449	*a_pStrFound = szPath;
1450	return true;
1451	}
1452
1453	return false;
1454	}
1455
1456	/**
1457	* Compares two file system object info structures.
1458	*
1459	* @returns true if equal, false if not.
1460	* @param pObjInfo1 The first.
1461	* @param pObjInfo2 The second.
1462	* @todo IPRT should do this, really.
1463	*/
1464	/* static */ bool ExtPack::objinfoIsEqual(PCRTFSOBJINFO pObjInfo1, PCRTFSOBJINFO pObjInfo2)
1465	{
1466	if (!RTTimeSpecIsEqual(&pObjInfo1->ModificationTime, &pObjInfo2->ModificationTime))
1467	return false;
1468	if (!RTTimeSpecIsEqual(&pObjInfo1->ChangeTime, &pObjInfo2->ChangeTime))
1469	return false;
1470	if (!RTTimeSpecIsEqual(&pObjInfo1->BirthTime, &pObjInfo2->BirthTime))
1471	return false;
1472	if (pObjInfo1->cbObject != pObjInfo2->cbObject)
1473	return false;
1474	if (pObjInfo1->Attr.fMode != pObjInfo2->Attr.fMode)
1475	return false;
1476	if (pObjInfo1->Attr.enmAdditional == pObjInfo2->Attr.enmAdditional)
1477	{
1478	switch (pObjInfo1->Attr.enmAdditional)
1479	{
1480	case RTFSOBJATTRADD_UNIX:
1481	if (pObjInfo1->Attr.u.Unix.uid != pObjInfo2->Attr.u.Unix.uid)
1482	return false;
1483	if (pObjInfo1->Attr.u.Unix.gid != pObjInfo2->Attr.u.Unix.gid)
1484	return false;
1485	if (pObjInfo1->Attr.u.Unix.INodeIdDevice != pObjInfo2->Attr.u.Unix.INodeIdDevice)
1486	return false;
1487	if (pObjInfo1->Attr.u.Unix.INodeId != pObjInfo2->Attr.u.Unix.INodeId)
1488	return false;
1489	if (pObjInfo1->Attr.u.Unix.GenerationId != pObjInfo2->Attr.u.Unix.GenerationId)
1490	return false;
1491	break;
1492	default:
1493	break;
1494	}
1495	}
1496	return true;
1497	}
1498
1499
1500	/**
1501	* @interface_method_impl{VBOXEXTPACKHLP,pfnFindModule}
1502	*/
1503	/static/ DECLCALLBACK(int)
1504	ExtPack::hlpFindModule(PCVBOXEXTPACKHLP pHlp, const char pszName, const char pszExt, VBOXEXTPACKMODKIND enmKind,
1505	char pszFound, size_t cbFound, bool pfNative)
1506	{
1507	/*
1508	* Validate the input and get our bearings.
1509	*/
1510	AssertPtrReturn(pszName, VERR_INVALID_POINTER);
1511	AssertPtrNullReturn(pszExt, VERR_INVALID_POINTER);
1512	AssertPtrReturn(pszFound, VERR_INVALID_POINTER);
1513	AssertPtrNullReturn(pfNative, VERR_INVALID_POINTER);
1514	AssertReturn(enmKind > VBOXEXTPACKMODKIND_INVALID && enmKind < VBOXEXTPACKMODKIND_END, VERR_INVALID_PARAMETER);
1515
1516	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1517	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1518	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1519	AssertPtrReturn(m, VERR_INVALID_POINTER);
1520	ExtPack *pThis = m->pThis;
1521	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1522
1523	/*
1524	* This is just a wrapper around findModule.
1525	*/
1526	Utf8Str strFound;
1527	if (pThis->findModule(pszName, pszExt, enmKind, &strFound, pfNative, NULL))
1528	return RTStrCopy(pszFound, cbFound, strFound.c_str());
1529	return VERR_FILE_NOT_FOUND;
1530	}
1531
1532	/static/ DECLCALLBACK(int)
1533	ExtPack::hlpGetFilePath(PCVBOXEXTPACKHLP pHlp, const char pszFilename, char pszPath, size_t cbPath)
1534	{
1535	/*
1536	* Validate the input and get our bearings.
1537	*/
1538	AssertPtrReturn(pszFilename, VERR_INVALID_POINTER);
1539	AssertPtrReturn(pszPath, VERR_INVALID_POINTER);
1540	AssertReturn(cbPath > 0, VERR_BUFFER_OVERFLOW);
1541
1542	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1543	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1544	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1545	AssertPtrReturn(m, VERR_INVALID_POINTER);
1546	ExtPack *pThis = m->pThis;
1547	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1548
1549	/*
1550	* This is a simple RTPathJoin, no checking if things exists or anything.
1551	*/
1552	int vrc = RTPathJoin(pszPath, cbPath, pThis->m->strExtPackPath.c_str(), pszFilename);
1553	if (RT_FAILURE(vrc))
1554	RT_BZERO(pszPath, cbPath);
1555	return vrc;
1556	}
1557
1558	/static/ DECLCALLBACK(VBOXEXTPACKCTX)
1559	ExtPack::hlpGetContext(PCVBOXEXTPACKHLP pHlp)
1560	{
1561	/*
1562	* Validate the input and get our bearings.
1563	*/
1564	AssertPtrReturn(pHlp, VBOXEXTPACKCTX_INVALID);
1565	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VBOXEXTPACKCTX_INVALID);
1566	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1567	AssertPtrReturn(m, VBOXEXTPACKCTX_INVALID);
1568	ExtPack *pThis = m->pThis;
1569	AssertPtrReturn(pThis, VBOXEXTPACKCTX_INVALID);
1570
1571	return pThis->m->enmContext;
1572	}
1573
1574	/static/ DECLCALLBACK(int)
1575	ExtPack::hlpReservedN(PCVBOXEXTPACKHLP pHlp)
1576	{
1577	/*
1578	* Validate the input and get our bearings.
1579	*/
1580	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1581	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1582	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1583	AssertPtrReturn(m, VERR_INVALID_POINTER);
1584	ExtPack *pThis = m->pThis;
1585	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1586
1587	return VERR_NOT_IMPLEMENTED;
1588	}
1589
1590
1591
1592
1593
1594	STDMETHODIMP ExtPack::COMGETTER(Name)(BSTR *a_pbstrName)
1595	{
1596	CheckComArgOutPointerValid(a_pbstrName);
1597
1598	AutoCaller autoCaller(this);
1599	HRESULT hrc = autoCaller.rc();
1600	if (SUCCEEDED(hrc))
1601	{
1602	Bstr str(m->Desc.strName);
1603	str.cloneTo(a_pbstrName);
1604	}
1605	return hrc;
1606	}
1607
1608	STDMETHODIMP ExtPack::COMGETTER(Description)(BSTR *a_pbstrDescription)
1609	{
1610	CheckComArgOutPointerValid(a_pbstrDescription);
1611
1612	AutoCaller autoCaller(this);
1613	HRESULT hrc = autoCaller.rc();
1614	if (SUCCEEDED(hrc))
1615	{
1616	Bstr str(m->Desc.strDescription);
1617	str.cloneTo(a_pbstrDescription);
1618	}
1619	return hrc;
1620	}
1621
1622	STDMETHODIMP ExtPack::COMGETTER(Version)(BSTR *a_pbstrVersion)
1623	{
1624	CheckComArgOutPointerValid(a_pbstrVersion);
1625
1626	AutoCaller autoCaller(this);
1627	HRESULT hrc = autoCaller.rc();
1628	if (SUCCEEDED(hrc))
1629	{
1630	Bstr str(m->Desc.strVersion);
1631	str.cloneTo(a_pbstrVersion);
1632	}
1633	return hrc;
1634	}
1635
1636	STDMETHODIMP ExtPack::COMGETTER(Revision)(ULONG *a_puRevision)
1637	{
1638	CheckComArgOutPointerValid(a_puRevision);
1639
1640	AutoCaller autoCaller(this);
1641	HRESULT hrc = autoCaller.rc();
1642	if (SUCCEEDED(hrc))
1643	*a_puRevision = m->Desc.uRevision;
1644	return hrc;
1645	}
1646
1647	STDMETHODIMP ExtPack::COMGETTER(Edition)(BSTR *a_pbstrEdition)
1648	{
1649	CheckComArgOutPointerValid(a_pbstrEdition);
1650
1651	AutoCaller autoCaller(this);
1652	HRESULT hrc = autoCaller.rc();
1653	if (SUCCEEDED(hrc))
1654	{
1655	Bstr str(m->Desc.strEdition);
1656	str.cloneTo(a_pbstrEdition);
1657	}
1658	return hrc;
1659	}
1660
1661	STDMETHODIMP ExtPack::COMGETTER(VRDEModule)(BSTR *a_pbstrVrdeModule)
1662	{
1663	CheckComArgOutPointerValid(a_pbstrVrdeModule);
1664
1665	AutoCaller autoCaller(this);
1666	HRESULT hrc = autoCaller.rc();
1667	if (SUCCEEDED(hrc))
1668	{
1669	Bstr str(m->Desc.strVrdeModule);
1670	str.cloneTo(a_pbstrVrdeModule);
1671	}
1672	return hrc;
1673	}
1674
1675	STDMETHODIMP ExtPack::COMGETTER(PlugIns)(ComSafeArrayOut(IExtPackPlugIn *, a_paPlugIns))
1676	{
1677	/** @todo implement plug-ins. */
1678	#ifdef VBOX_WITH_XPCOM
1679	NOREF(a_paPlugIns);
1680	NOREF(a_paPlugInsSize);
1681	#endif
1682	ReturnComNotImplemented();
1683	}
1684
1685	STDMETHODIMP ExtPack::COMGETTER(Usable)(BOOL *a_pfUsable)
1686	{
1687	CheckComArgOutPointerValid(a_pfUsable);
1688
1689	AutoCaller autoCaller(this);
1690	HRESULT hrc = autoCaller.rc();
1691	if (SUCCEEDED(hrc))
1692	*a_pfUsable = m->fUsable;
1693	return hrc;
1694	}
1695
1696	STDMETHODIMP ExtPack::COMGETTER(WhyUnusable)(BSTR *a_pbstrWhy)
1697	{
1698	CheckComArgOutPointerValid(a_pbstrWhy);
1699
1700	AutoCaller autoCaller(this);
1701	HRESULT hrc = autoCaller.rc();
1702	if (SUCCEEDED(hrc))
1703	m->strWhyUnusable.cloneTo(a_pbstrWhy);
1704	return hrc;
1705	}
1706
1707	STDMETHODIMP ExtPack::COMGETTER(ShowLicense)(BOOL *a_pfShowIt)
1708	{
1709	CheckComArgOutPointerValid(a_pfShowIt);
1710
1711	AutoCaller autoCaller(this);
1712	HRESULT hrc = autoCaller.rc();
1713	if (SUCCEEDED(hrc))
1714	*a_pfShowIt = m->Desc.fShowLicense;
1715	return hrc;
1716	}
1717
1718	STDMETHODIMP ExtPack::COMGETTER(License)(BSTR *a_pbstrHtmlLicense)
1719	{
1720	Bstr bstrHtml("html");
1721	return QueryLicense(Bstr::Empty.raw(), Bstr::Empty.raw(), bstrHtml.raw(), a_pbstrHtmlLicense);
1722	}
1723
1724	STDMETHODIMP ExtPack::QueryLicense(IN_BSTR a_bstrPreferredLocale, IN_BSTR a_bstrPreferredLanguage, IN_BSTR a_bstrFormat,
1725	BSTR *a_pbstrLicense)
1726	{
1727	/*
1728	* Validate input.
1729	*/
1730	CheckComArgOutPointerValid(a_pbstrLicense);
1731	CheckComArgNotNull(a_bstrPreferredLocale);
1732	CheckComArgNotNull(a_bstrPreferredLanguage);
1733	CheckComArgNotNull(a_bstrFormat);
1734
1735	Utf8Str strPreferredLocale(a_bstrPreferredLocale);
1736	if (strPreferredLocale.length() != 2 && strPreferredLocale.length() != 0)
1737	return setError(E_FAIL, tr("The preferred locale is a two character string or empty."));
1738
1739	Utf8Str strPreferredLanguage(a_bstrPreferredLanguage);
1740	if (strPreferredLanguage.length() != 2 && strPreferredLanguage.length() != 0)
1741	return setError(E_FAIL, tr("The preferred lanuage is a two character string or empty."));
1742
1743	Utf8Str strFormat(a_bstrFormat);
1744	if ( !strFormat.equals("html")
1745	&& !strFormat.equals("rtf")
1746	&& !strFormat.equals("txt"))
1747	return setError(E_FAIL, tr("The license format can only have the values 'html', 'rtf' and 'txt'."));
1748
1749	/*
1750	* Combine the options to form a file name before locking down anything.
1751	*/
1752	char szName[sizeof(VBOX_EXTPACK_LICENSE_NAME_PREFIX "-de_DE.html") + 2];
1753	if (strPreferredLocale.isNotEmpty() && strPreferredLanguage.isNotEmpty())
1754	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s_%s.%s",
1755	strPreferredLocale.c_str(), strPreferredLanguage.c_str(), strFormat.c_str());
1756	else if (strPreferredLocale.isNotEmpty())
1757	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s.%s", strPreferredLocale.c_str(), strFormat.c_str());
1758	else if (strPreferredLanguage.isNotEmpty())
1759	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-_%s.%s", strPreferredLocale.c_str(), strFormat.c_str());
1760	else
1761	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX ".%s", strFormat.c_str());
1762
1763	/*
1764	* Effectuate the query.
1765	*/
1766	AutoCaller autoCaller(this);
1767	HRESULT hrc = autoCaller.rc();
1768	if (SUCCEEDED(hrc))
1769	{
1770	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS); /* paranoia */
1771
1772	if (!m->fUsable)
1773	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
1774	else
1775	{
1776	char szPath[RTPATH_MAX];
1777	int vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), szName);
1778	if (RT_SUCCESS(vrc))
1779	{
1780	void *pvFile;
1781	size_t cbFile;
1782	vrc = RTFileReadAllEx(szPath, 0, RTFOFF_MAX, RTFILE_RDALL_O_DENY_READ, &pvFile, &cbFile);
1783	if (RT_SUCCESS(vrc))
1784	{
1785	Bstr bstrLicense((const char *)pvFile, cbFile);
1786	if (bstrLicense.isNotEmpty())
1787	{
1788	bstrLicense.detachTo(a_pbstrLicense);
1789	hrc = S_OK;
1790	}
1791	else
1792	hrc = setError(VBOX_E_IPRT_ERROR, tr("The license file '%s' is empty or contains invalid UTF-8 encoding"),
1793	szPath);
1794	RTFileReadAllFree(pvFile, cbFile);
1795	}
1796	else if (vrc == VERR_FILE_NOT_FOUND \|\| vrc == VERR_PATH_NOT_FOUND)
1797	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("The license file '%s' was not found in extension pack '%s'"),
1798	szName, m->Desc.strName.c_str());
1799	else
1800	hrc = setError(VBOX_E_FILE_ERROR, tr("Failed to open the license file '%s': %Rrc"), szPath, vrc);
1801	}
1802	else
1803	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTPathJoin failed: %Rrc"), vrc);
1804	}
1805	}
1806	return hrc;
1807	}
1808
1809
1810	STDMETHODIMP ExtPack::QueryObject(IN_BSTR a_bstrObjectId, IUnknown **a_ppUnknown)
1811	{
1812	com::Guid ObjectId;
1813	CheckComArgGuid(a_bstrObjectId, ObjectId);
1814	CheckComArgOutPointerValid(a_ppUnknown);
1815
1816	AutoCaller autoCaller(this);
1817	HRESULT hrc = autoCaller.rc();
1818	if (SUCCEEDED(hrc))
1819	{
1820	if ( m->pReg
1821	&& m->pReg->pfnQueryObject)
1822	{
1823	void *pvUnknown = m->pReg->pfnQueryObject(m->pReg, ObjectId.raw());
1824	if (pvUnknown)
1825	a_ppUnknown = (IUnknown )pvUnknown;
1826	else
1827	hrc = E_NOINTERFACE;
1828	}
1829	else
1830	hrc = E_NOINTERFACE;
1831	}
1832	return hrc;
1833	}
1834
1835
1836
1837
1838	DEFINE_EMPTY_CTOR_DTOR(ExtPackManager)
1839
1840	/**
1841	* Called by ComObjPtr::createObject when creating the object.
1842	*
1843	* Just initialize the basic object state, do the rest in init().
1844	*
1845	* @returns S_OK.
1846	*/
1847	HRESULT ExtPackManager::FinalConstruct()
1848	{
1849	m = NULL;
1850	return S_OK;
1851	}
1852
1853	/**
1854	* Initializes the extension pack manager.
1855	*
1856	* @returns COM status code.
1857	* @param a_pVirtualBox Pointer to the VirtualBox object.
1858	* @param a_enmContext The context we're in.
1859	*/
1860	HRESULT ExtPackManager::initExtPackManager(VirtualBox *a_pVirtualBox, VBOXEXTPACKCTX a_enmContext)
1861	{
1862	AutoInitSpan autoInitSpan(this);
1863	AssertReturn(autoInitSpan.isOk(), E_FAIL);
1864
1865	/*
1866	* Figure some stuff out before creating the instance data.
1867	*/
1868	char szBaseDir[RTPATH_MAX];
1869	int rc = RTPathAppPrivateArchTop(szBaseDir, sizeof(szBaseDir));
1870	AssertLogRelRCReturn(rc, E_FAIL);
1871	rc = RTPathAppend(szBaseDir, sizeof(szBaseDir), VBOX_EXTPACK_INSTALL_DIR);
1872	AssertLogRelRCReturn(rc, E_FAIL);
1873
1874	char szCertificatDir[RTPATH_MAX];
1875	rc = RTPathAppPrivateNoArch(szCertificatDir, sizeof(szCertificatDir));
1876	AssertLogRelRCReturn(rc, E_FAIL);
1877	rc = RTPathAppend(szCertificatDir, sizeof(szCertificatDir), VBOX_EXTPACK_CERT_DIR);
1878	AssertLogRelRCReturn(rc, E_FAIL);
1879
1880	/*
1881	* Allocate and initialize the instance data.
1882	*/
1883	m = new Data;
1884	m->strBaseDir = szBaseDir;
1885	m->strCertificatDirPath = szCertificatDir;
1886	m->pVirtualBox = a_pVirtualBox;
1887	m->enmContext = a_enmContext;
1888
1889	/*
1890	* Slurp in VBoxVMM which is used by VBoxPuelMain.
1891	*/
1892	#if !defined(RT_OS_WINDOWS) && !defined(RT_OS_DARWIN)
1893	if (a_enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
1894	{
1895	int vrc = SUPR3HardenedLdrLoadAppPriv("VBoxVMM", &m->hVBoxVMM, RTLDRLOAD_FLAGS_GLOBAL, NULL);
1896	if (RT_FAILURE(vrc))
1897	m->hVBoxVMM = NIL_RTLDRMOD;
1898	/* cleanup in ::uninit()? */
1899	}
1900	#endif
1901
1902	/*
1903	* Go looking for extensions. The RTDirOpen may fail if nothing has been
1904	* installed yet, or if root is paranoid and has revoked our access to them.
1905	*
1906	* We ASSUME that there are no files, directories or stuff in the directory
1907	* that exceed the max name length in RTDIRENTRYEX.
1908	*/
1909	HRESULT hrc = S_OK;
1910	PRTDIR pDir;
1911	int vrc = RTDirOpen(&pDir, szBaseDir);
1912	if (RT_SUCCESS(vrc))
1913	{
1914	for (;;)
1915	{
1916	RTDIRENTRYEX Entry;
1917	vrc = RTDirReadEx(pDir, &Entry, NULL /pcbDirEntry/, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
1918	if (RT_FAILURE(vrc))
1919	{
1920	AssertLogRelMsg(vrc == VERR_NO_MORE_FILES, ("%Rrc\n", vrc));
1921	break;
1922	}
1923	if ( RTFS_IS_DIRECTORY(Entry.Info.Attr.fMode)
1924	&& strcmp(Entry.szName, ".") != 0
1925	&& strcmp(Entry.szName, "..") != 0
1926	&& VBoxExtPackIsValidMangledName(Entry.szName) )
1927	{
1928	/*
1929	* All directories are extensions, the shall be nothing but
1930	* extensions in this subdirectory.
1931	*/
1932	char szExtPackDir[RTPATH_MAX];
1933	vrc = RTPathJoin(szExtPackDir, sizeof(szExtPackDir), m->strBaseDir.c_str(), Entry.szName);
1934	AssertLogRelRC(vrc);
1935	if (RT_SUCCESS(vrc))
1936	{
1937	RTCString *pstrName = VBoxExtPackUnmangleName(Entry.szName, RTSTR_MAX);
1938	AssertLogRel(pstrName);
1939	if (pstrName)
1940	{
1941	ComObjPtr<ExtPack> NewExtPack;
1942	HRESULT hrc2 = NewExtPack.createObject();
1943	if (SUCCEEDED(hrc2))
1944	hrc2 = NewExtPack->initWithDir(a_enmContext, pstrName->c_str(), szExtPackDir);
1945	delete pstrName;
1946	if (SUCCEEDED(hrc2))
1947	m->llInstalledExtPacks.push_back(NewExtPack);
1948	else if (SUCCEEDED(rc))
1949	hrc = hrc2;
1950	}
1951	else
1952	hrc = E_UNEXPECTED;
1953	}
1954	else
1955	hrc = E_UNEXPECTED;
1956	}
1957	}
1958	RTDirClose(pDir);
1959	}
1960	/* else: ignore, the directory probably does not exist or something. */
1961
1962	if (SUCCEEDED(hrc))
1963	autoInitSpan.setSucceeded();
1964	return hrc;
1965	}
1966
1967	/**
1968	* COM cruft.
1969	*/
1970	void ExtPackManager::FinalRelease()
1971	{
1972	uninit();
1973	}
1974
1975	/**
1976	* Do the actual cleanup.
1977	*/
1978	void ExtPackManager::uninit()
1979	{
1980	/* Enclose the state transition Ready->InUninit->NotReady */
1981	AutoUninitSpan autoUninitSpan(this);
1982	if (!autoUninitSpan.uninitDone() && m != NULL)
1983	{
1984	delete m;
1985	m = NULL;
1986	}
1987	}
1988
1989
1990	STDMETHODIMP ExtPackManager::COMGETTER(InstalledExtPacks)(ComSafeArrayOut(IExtPack *, a_paExtPacks))
1991	{
1992	CheckComArgOutSafeArrayPointerValid(a_paExtPacks);
1993	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
1994
1995	AutoCaller autoCaller(this);
1996	HRESULT hrc = autoCaller.rc();
1997	if (SUCCEEDED(hrc))
1998	{
1999	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2000
2001	SafeIfaceArray<IExtPack> SaExtPacks(m->llInstalledExtPacks);
2002	SaExtPacks.detachTo(ComSafeArrayOutArg(a_paExtPacks));
2003	}
2004
2005	return hrc;
2006	}
2007
2008	STDMETHODIMP ExtPackManager::Find(IN_BSTR a_bstrName, IExtPack **a_pExtPack)
2009	{
2010	CheckComArgNotNull(a_bstrName);
2011	CheckComArgOutPointerValid(a_pExtPack);
2012	Utf8Str strName(a_bstrName);
2013	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2014
2015	AutoCaller autoCaller(this);
2016	HRESULT hrc = autoCaller.rc();
2017	if (SUCCEEDED(hrc))
2018	{
2019	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2020
2021	ComPtr<ExtPack> ptrExtPack = findExtPack(strName.c_str());
2022	if (!ptrExtPack.isNull())
2023	ptrExtPack.queryInterfaceTo(a_pExtPack);
2024	else
2025	hrc = VBOX_E_OBJECT_NOT_FOUND;
2026	}
2027
2028	return hrc;
2029	}
2030
2031	STDMETHODIMP ExtPackManager::OpenExtPackFile(IN_BSTR a_bstrTarballAndDigest, IExtPackFile **a_ppExtPackFile)
2032	{
2033	CheckComArgNotNull(a_bstrTarballAndDigest);
2034	CheckComArgOutPointerValid(a_ppExtPackFile);
2035	AssertReturn(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON, E_UNEXPECTED);
2036
2037	/* The API can optionally take a ::SHA-256=<hex-digest> attribute at the
2038	end of the file name. This is just a temporary measure for
2039	backporting, in 4.2 we'll add another parameter to the method. */
2040	Utf8Str strTarball;
2041	Utf8Str strDigest;
2042	Utf8Str strTarballAndDigest(a_bstrTarballAndDigest);
2043	size_t offSha256 = strTarballAndDigest.find("::SHA-256=");
2044	if (offSha256 == Utf8Str::npos)
2045	strTarball = strTarballAndDigest;
2046	else
2047	{
2048	strTarball = strTarballAndDigest.substr(0, offSha256);
2049	strDigest = strTarballAndDigest.substr(offSha256 + sizeof("::SHA-256=") - 1);
2050	}
2051
2052	ComObjPtr<ExtPackFile> NewExtPackFile;
2053	HRESULT hrc = NewExtPackFile.createObject();
2054	if (SUCCEEDED(hrc))
2055	hrc = NewExtPackFile->initWithFile(strTarball.c_str(), strDigest.c_str(), this, m->pVirtualBox);
2056	if (SUCCEEDED(hrc))
2057	NewExtPackFile.queryInterfaceTo(a_ppExtPackFile);
2058
2059	return hrc;
2060	}
2061
2062	STDMETHODIMP ExtPackManager::Uninstall(IN_BSTR a_bstrName, BOOL a_fForcedRemoval, IN_BSTR a_bstrDisplayInfo,
2063	IProgress **a_ppProgress)
2064	{
2065	CheckComArgNotNull(a_bstrName);
2066	if (a_ppProgress)
2067	*a_ppProgress = NULL;
2068	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2069
2070	AutoCaller autoCaller(this);
2071	HRESULT hrc = autoCaller.rc();
2072	if (SUCCEEDED(hrc))
2073	{
2074	PEXTPACKUNINSTALLJOB pJob = NULL;
2075	try
2076	{
2077	pJob = new EXTPACKUNINSTALLJOB;
2078	pJob->ptrExtPackMgr = this;
2079	pJob->strName = a_bstrName;
2080	pJob->fForcedRemoval = a_fForcedRemoval != FALSE;
2081	pJob->strDisplayInfo = a_bstrDisplayInfo;
2082	hrc = pJob->ptrProgress.createObject();
2083	if (SUCCEEDED(hrc))
2084	{
2085	Bstr bstrDescription = tr("Uninstalling extension pack");
2086	hrc = pJob->ptrProgress->init(
2087	#ifndef VBOX_COM_INPROC
2088	m->pVirtualBox,
2089	#endif
2090	static_cast<IExtPackManager *>(this),
2091	bstrDescription.raw(),
2092	FALSE /aCancelable/,
2093	NULL /aId/);
2094	}
2095	if (SUCCEEDED(hrc))
2096	{
2097	ComPtr<Progress> ptrProgress = pJob->ptrProgress;
2098	int vrc = RTThreadCreate(NULL /phThread/, ExtPackManager::doUninstallThreadProc, pJob, 0,
2099	RTTHREADTYPE_DEFAULT, 0 /fFlags/, "ExtPackUninst");
2100	if (RT_SUCCESS(vrc))
2101	{
2102	pJob = NULL; /* the thread deletes it */
2103	ptrProgress.queryInterfaceTo(a_ppProgress);
2104	}
2105	else
2106	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTThreadCreate failed with %Rrc"), vrc);
2107	}
2108	}
2109	catch (std::bad_alloc)
2110	{
2111	hrc = E_OUTOFMEMORY;
2112	}
2113	if (pJob)
2114	delete pJob;
2115	}
2116
2117	return hrc;
2118	}
2119
2120	STDMETHODIMP ExtPackManager::Cleanup(void)
2121	{
2122	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2123
2124	AutoCaller autoCaller(this);
2125	HRESULT hrc = autoCaller.rc();
2126	if (SUCCEEDED(hrc))
2127	{
2128	/*
2129	* Run the set-uid-to-root binary that performs the cleanup.
2130	*
2131	* Take the write lock to prevent conflicts with other calls to this
2132	* VBoxSVC instance.
2133	*/
2134	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2135	hrc = runSetUidToRootHelper(NULL,
2136	"cleanup",
2137	"--base-dir", m->strBaseDir.c_str(),
2138	(const char *)NULL);
2139	}
2140
2141	return hrc;
2142	}
2143
2144	STDMETHODIMP ExtPackManager::QueryAllPlugInsForFrontend(IN_BSTR a_bstrFrontend, ComSafeArrayOut(BSTR, a_pabstrPlugInModules))
2145	{
2146	CheckComArgNotNull(a_bstrFrontend);
2147	Utf8Str strName(a_bstrFrontend);
2148	CheckComArgOutSafeArrayPointerValid(a_pabstrPlugInModules);
2149	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2150
2151	AutoCaller autoCaller(this);
2152	HRESULT hrc = autoCaller.rc();
2153	if (SUCCEEDED(hrc))
2154	{
2155	com::SafeArray<BSTR> saPaths((size_t)0);
2156	/** @todo implement plug-ins */
2157	saPaths.detachTo(ComSafeArrayOutArg(a_pabstrPlugInModules));
2158	}
2159	return hrc;
2160	}
2161
2162	STDMETHODIMP ExtPackManager::IsExtPackUsable(IN_BSTR a_bstrExtPack, BOOL *aUsable)
2163	{
2164	CheckComArgNotNull(a_bstrExtPack);
2165	Utf8Str strExtPack(a_bstrExtPack);
2166	*aUsable = isExtPackUsable(strExtPack.c_str());
2167	return S_OK;
2168	}
2169
2170	/**
2171	* Finds the success indicator string in the stderr output ofr hte helper app.
2172	*
2173	* @returns Pointer to the indicator.
2174	* @param psz The stderr output string. Can be NULL.
2175	* @param cch The size of the string.
2176	*/
2177	static char findSuccessIndicator(char psz, size_t cch)
2178	{
2179	static const char s_szSuccessInd[] = "rcExit=RTEXITCODE_SUCCESS";
2180	Assert(!cch \|\| strlen(psz) == cch);
2181	if (cch < sizeof(s_szSuccessInd) - 1)
2182	return NULL;
2183	char *pszInd = &psz[cch - sizeof(s_szSuccessInd) + 1];
2184	if (strcmp(s_szSuccessInd, pszInd))
2185	return NULL;
2186	return pszInd;
2187	}
2188
2189	/**
2190	* Runs the helper application that does the privileged operations.
2191	*
2192	* @returns S_OK or a failure status with error information set.
2193	* @param a_pstrDisplayInfo Platform specific display info hacks.
2194	* @param a_pszCommand The command to execute.
2195	* @param ... The argument strings that goes along with the
2196	* command. Maximum is about 16. Terminated by a
2197	* NULL.
2198	*/
2199	HRESULT ExtPackManager::runSetUidToRootHelper(Utf8Str const a_pstrDisplayInfo, const char a_pszCommand, ...)
2200	{
2201	/*
2202	* Calculate the path to the helper application.
2203	*/
2204	char szExecName[RTPATH_MAX];
2205	int vrc = RTPathAppPrivateArch(szExecName, sizeof(szExecName));
2206	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2207
2208	vrc = RTPathAppend(szExecName, sizeof(szExecName), VBOX_EXTPACK_HELPER_NAME);
2209	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2210
2211	/*
2212	* Convert the variable argument list to a RTProcCreate argument vector.
2213	*/
2214	const char *apszArgs[20];
2215	unsigned cArgs = 0;
2216
2217	LogRel(("ExtPack: Executing '%s'", szExecName));
2218	apszArgs[cArgs++] = &szExecName[0];
2219
2220	if ( a_pstrDisplayInfo
2221	&& a_pstrDisplayInfo->isNotEmpty())
2222	{
2223	LogRel((" '--display-info-hack' '%s'", a_pstrDisplayInfo->c_str()));
2224	apszArgs[cArgs++] = "--display-info-hack";
2225	apszArgs[cArgs++] = a_pstrDisplayInfo->c_str();
2226	}
2227
2228	LogRel(("'%s'", a_pszCommand));
2229	apszArgs[cArgs++] = a_pszCommand;
2230
2231	va_list va;
2232	va_start(va, a_pszCommand);
2233	const char *pszLastArg;
2234	for (;;)
2235	{
2236	AssertReturn(cArgs < RT_ELEMENTS(apszArgs) - 1, E_UNEXPECTED);
2237	pszLastArg = va_arg(va, const char *);
2238	if (!pszLastArg)
2239	break;
2240	LogRel((" '%s'", pszLastArg));
2241	apszArgs[cArgs++] = pszLastArg;
2242	};
2243	va_end(va);
2244
2245	LogRel(("\n"));
2246	apszArgs[cArgs] = NULL;
2247
2248	/*
2249	* Create a PIPE which we attach to stderr so that we can read the error
2250	* message on failure and report it back to the caller.
2251	*/
2252	RTPIPE hPipeR;
2253	RTHANDLE hStdErrPipe;
2254	hStdErrPipe.enmType = RTHANDLETYPE_PIPE;
2255	vrc = RTPipeCreate(&hPipeR, &hStdErrPipe.u.hPipe, RTPIPE_C_INHERIT_WRITE);
2256	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2257
2258	/*
2259	* Spawn the process.
2260	*/
2261	HRESULT hrc;
2262	RTPROCESS hProcess;
2263	vrc = RTProcCreateEx(szExecName,
2264	apszArgs,
2265	RTENV_DEFAULT,
2266	0 /fFlags/,
2267	NULL /phStdIn/,
2268	NULL /phStdOut/,
2269	&hStdErrPipe,
2270	NULL /pszAsUser/,
2271	NULL /pszPassword/,
2272	&hProcess);
2273	if (RT_SUCCESS(vrc))
2274	{
2275	vrc = RTPipeClose(hStdErrPipe.u.hPipe);
2276	hStdErrPipe.u.hPipe = NIL_RTPIPE;
2277
2278	/*
2279	* Read the pipe output until the process completes.
2280	*/
2281	RTPROCSTATUS ProcStatus = { -42, RTPROCEXITREASON_ABEND };
2282	size_t cbStdErrBuf = 0;
2283	size_t offStdErrBuf = 0;
2284	char *pszStdErrBuf = NULL;
2285	do
2286	{
2287	/*
2288	* Service the pipe. Block waiting for output or the pipe breaking
2289	* when the process terminates.
2290	*/
2291	if (hPipeR != NIL_RTPIPE)
2292	{
2293	char achBuf[1024];
2294	size_t cbRead;
2295	vrc = RTPipeReadBlocking(hPipeR, achBuf, sizeof(achBuf), &cbRead);
2296	if (RT_SUCCESS(vrc))
2297	{
2298	/* grow the buffer? */
2299	size_t cbBufReq = offStdErrBuf + cbRead + 1;
2300	if ( cbBufReq > cbStdErrBuf
2301	&& cbBufReq < _256K)
2302	{
2303	size_t cbNew = RT_ALIGN_Z(cbBufReq, 16); // 1024
2304	void *pvNew = RTMemRealloc(pszStdErrBuf, cbNew);
2305	if (pvNew)
2306	{
2307	pszStdErrBuf = (char *)pvNew;
2308	cbStdErrBuf = cbNew;
2309	}
2310	}
2311
2312	/* append if we've got room. */
2313	if (cbBufReq <= cbStdErrBuf)
2314	{
2315	memcpy(&pszStdErrBuf[offStdErrBuf], achBuf, cbRead);
2316	offStdErrBuf = offStdErrBuf + cbRead;
2317	pszStdErrBuf[offStdErrBuf] = '\0';
2318	}
2319	}
2320	else
2321	{
2322	AssertLogRelMsg(vrc == VERR_BROKEN_PIPE, ("%Rrc\n", vrc));
2323	RTPipeClose(hPipeR);
2324	hPipeR = NIL_RTPIPE;
2325	}
2326	}
2327
2328	/*
2329	* Service the process. Block if we have no pipe.
2330	*/
2331	if (hProcess != NIL_RTPROCESS)
2332	{
2333	vrc = RTProcWait(hProcess,
2334	hPipeR == NIL_RTPIPE ? RTPROCWAIT_FLAGS_BLOCK : RTPROCWAIT_FLAGS_NOBLOCK,
2335	&ProcStatus);
2336	if (RT_SUCCESS(vrc))
2337	hProcess = NIL_RTPROCESS;
2338	else
2339	AssertLogRelMsgStmt(vrc == VERR_PROCESS_RUNNING, ("%Rrc\n", vrc), hProcess = NIL_RTPROCESS);
2340	}
2341	} while ( hPipeR != NIL_RTPIPE
2342	\|\| hProcess != NIL_RTPROCESS);
2343
2344	LogRel(("ExtPack: enmReason=%d iStatus=%d stderr='%s'\n",
2345	ProcStatus.enmReason, ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : ""));
2346
2347	/*
2348	* Look for rcExit=RTEXITCODE_SUCCESS at the end of the error output,
2349	* cut it as it is only there to attest the success.
2350	*/
2351	if (offStdErrBuf > 0)
2352	{
2353	RTStrStripR(pszStdErrBuf);
2354	offStdErrBuf = strlen(pszStdErrBuf);
2355	}
2356
2357	char *pszSuccessInd = findSuccessIndicator(pszStdErrBuf, offStdErrBuf);
2358	if (pszSuccessInd)
2359	{
2360	*pszSuccessInd = '\0';
2361	offStdErrBuf = pszSuccessInd - pszStdErrBuf;
2362	}
2363	else if ( ProcStatus.enmReason == RTPROCEXITREASON_NORMAL
2364	&& ProcStatus.iStatus == 0)
2365	ProcStatus.iStatus = offStdErrBuf ? 667 : 666;
2366
2367	/*
2368	* Compose the status code and, on failure, error message.
2369	*/
2370	if ( ProcStatus.enmReason == RTPROCEXITREASON_NORMAL
2371	&& ProcStatus.iStatus == 0)
2372	hrc = S_OK;
2373	else if (ProcStatus.enmReason == RTPROCEXITREASON_NORMAL)
2374	{
2375	AssertMsg(ProcStatus.iStatus != 0, ("%s\n", pszStdErrBuf));
2376	hrc = setError(E_FAIL, tr("The installer failed with exit code %d: %s"),
2377	ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2378	}
2379	else if (ProcStatus.enmReason == RTPROCEXITREASON_SIGNAL)
2380	hrc = setError(E_UNEXPECTED, tr("The installer was killed by signal #d (stderr: %s)"),
2381	ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2382	else if (ProcStatus.enmReason == RTPROCEXITREASON_ABEND)
2383	hrc = setError(E_UNEXPECTED, tr("The installer aborted abnormally (stderr: %s)"),
2384	offStdErrBuf ? pszStdErrBuf : "");
2385	else
2386	hrc = setError(E_UNEXPECTED, tr("internal error: enmReason=%d iStatus=%d stderr='%s'"),
2387	ProcStatus.enmReason, ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2388
2389	RTMemFree(pszStdErrBuf);
2390	}
2391	else
2392	hrc = setError(VBOX_E_IPRT_ERROR, tr("Failed to launch the helper application '%s' (%Rrc)"), szExecName, vrc);
2393
2394	RTPipeClose(hPipeR);
2395	RTPipeClose(hStdErrPipe.u.hPipe);
2396
2397	return hrc;
2398	}
2399
2400	/**
2401	* Finds an installed extension pack.
2402	*
2403	* @returns Pointer to the extension pack if found, NULL if not. (No reference
2404	* counting problem here since the caller must be holding the lock.)
2405	* @param a_pszName The name of the extension pack.
2406	*/
2407	ExtPack ExtPackManager::findExtPack(const char a_pszName)
2408	{
2409	size_t cchName = strlen(a_pszName);
2410
2411	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2412	it != m->llInstalledExtPacks.end();
2413	it++)
2414	{
2415	ExtPack::Data pExtPackData = (it)->m;
2416	if ( pExtPackData
2417	&& pExtPackData->Desc.strName.length() == cchName
2418	&& pExtPackData->Desc.strName.equalsIgnoreCase(a_pszName))
2419	return (*it);
2420	}
2421	return NULL;
2422	}
2423
2424	/**
2425	* Removes an installed extension pack from the internal list.
2426	*
2427	* The package is expected to exist!
2428	*
2429	* @param a_pszName The name of the extension pack.
2430	*/
2431	void ExtPackManager::removeExtPack(const char *a_pszName)
2432	{
2433	size_t cchName = strlen(a_pszName);
2434
2435	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2436	it != m->llInstalledExtPacks.end();
2437	it++)
2438	{
2439	ExtPack::Data pExtPackData = (it)->m;
2440	if ( pExtPackData
2441	&& pExtPackData->Desc.strName.length() == cchName
2442	&& pExtPackData->Desc.strName.equalsIgnoreCase(a_pszName))
2443	{
2444	m->llInstalledExtPacks.erase(it);
2445	return;
2446	}
2447	}
2448	AssertMsgFailed(("%s\n", a_pszName));
2449	}
2450
2451	/**
2452	* Refreshes the specified extension pack.
2453	*
2454	* This may remove the extension pack from the list, so any non-smart pointers
2455	* to the extension pack object may become invalid.
2456	*
2457	* @returns S_OK and *a_ppExtPack on success, COM status code and error
2458	* message on failure. Note that *a_ppExtPack can be NULL.
2459	*
2460	* @param a_pszName The extension to update..
2461	* @param a_fUnusableIsError If @c true, report an unusable extension pack
2462	* as an error.
2463	* @param a_ppExtPack Where to store the pointer to the extension
2464	* pack of it is still around after the refresh.
2465	* This is optional.
2466	*
2467	* @remarks Caller holds the extension manager lock.
2468	* @remarks Only called in VBoxSVC.
2469	*/
2470	HRESULT ExtPackManager::refreshExtPack(const char a_pszName, bool a_fUnusableIsError, ExtPack *a_ppExtPack)
2471	{
2472	Assert(m->pVirtualBox != NULL); /* Only called from VBoxSVC. */
2473
2474	HRESULT hrc;
2475	ExtPack *pExtPack = findExtPack(a_pszName);
2476	if (pExtPack)
2477	{
2478	/*
2479	* Refresh existing object.
2480	*/
2481	bool fCanDelete;
2482	hrc = pExtPack->refresh(&fCanDelete);
2483	if (SUCCEEDED(hrc))
2484	{
2485	if (fCanDelete)
2486	{
2487	removeExtPack(a_pszName);
2488	pExtPack = NULL;
2489	}
2490	}
2491	}
2492	else
2493	{
2494	/*
2495	* Do this check here, otherwise VBoxExtPackCalcDir() will fail with a strange
2496	* error.
2497	*/
2498	bool fValid = VBoxExtPackIsValidName(a_pszName);
2499	if (!fValid)
2500	return setError(E_FAIL, "Invalid extension pack name specified");
2501
2502	/*
2503	* Does the dir exist? Make some special effort to deal with case
2504	* sensitivie file systems (a_pszName is case insensitive and mangled).
2505	*/
2506	char szDir[RTPATH_MAX];
2507	int vrc = VBoxExtPackCalcDir(szDir, sizeof(szDir), m->strBaseDir.c_str(), a_pszName);
2508	AssertLogRelRCReturn(vrc, E_FAIL);
2509
2510	RTDIRENTRYEX Entry;
2511	RTFSOBJINFO ObjInfo;
2512	vrc = RTPathQueryInfoEx(szDir, &ObjInfo, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
2513	bool fExists = RT_SUCCESS(vrc) && RTFS_IS_DIRECTORY(ObjInfo.Attr.fMode);
2514	if (!fExists)
2515	{
2516	PRTDIR pDir;
2517	vrc = RTDirOpen(&pDir, m->strBaseDir.c_str());
2518	if (RT_SUCCESS(vrc))
2519	{
2520	const char *pszMangledName = RTPathFilename(szDir);
2521	for (;;)
2522	{
2523	vrc = RTDirReadEx(pDir, &Entry, NULL /pcbDirEntry/, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
2524	if (RT_FAILURE(vrc))
2525	{
2526	AssertLogRelMsg(vrc == VERR_NO_MORE_FILES, ("%Rrc\n", vrc));
2527	break;
2528	}
2529	if ( RTFS_IS_DIRECTORY(Entry.Info.Attr.fMode)
2530	&& !RTStrICmp(Entry.szName, pszMangledName))
2531	{
2532	/*
2533	* The installed extension pack has a uses different case.
2534	* Update the name and directory variables.
2535	*/
2536	vrc = RTPathJoin(szDir, sizeof(szDir), m->strBaseDir.c_str(), Entry.szName); /* not really necessary */
2537	AssertLogRelRCReturnStmt(vrc, RTDirClose(pDir), E_UNEXPECTED);
2538	a_pszName = Entry.szName;
2539	fExists = true;
2540	break;
2541	}
2542	}
2543	RTDirClose(pDir);
2544	}
2545	}
2546	if (fExists)
2547	{
2548	/*
2549	* We've got something, create a new extension pack object for it.
2550	*/
2551	ComObjPtr<ExtPack> ptrNewExtPack;
2552	hrc = ptrNewExtPack.createObject();
2553	if (SUCCEEDED(hrc))
2554	hrc = ptrNewExtPack->initWithDir(m->enmContext, a_pszName, szDir);
2555	if (SUCCEEDED(hrc))
2556	{
2557	m->llInstalledExtPacks.push_back(ptrNewExtPack);
2558	if (ptrNewExtPack->m->fUsable)
2559	LogRel(("ExtPackManager: Found extension pack '%s'.\n", a_pszName));
2560	else
2561	LogRel(("ExtPackManager: Found bad extension pack '%s': %s\n",
2562	a_pszName, ptrNewExtPack->m->strWhyUnusable.c_str() ));
2563	pExtPack = ptrNewExtPack;
2564	}
2565	}
2566	else
2567	hrc = S_OK;
2568	}
2569
2570	/*
2571	* Report error if not usable, if that is desired.
2572	*/
2573	if ( SUCCEEDED(hrc)
2574	&& pExtPack
2575	&& a_fUnusableIsError
2576	&& !pExtPack->m->fUsable)
2577	hrc = setError(E_FAIL, "%s", pExtPack->m->strWhyUnusable.c_str());
2578
2579	if (a_ppExtPack)
2580	*a_ppExtPack = pExtPack;
2581	return hrc;
2582	}
2583
2584	/**
2585	* Thread wrapper around doInstall.
2586	*
2587	* @returns VINF_SUCCESS (ignored)
2588	* @param hThread The thread handle (ignored).
2589	* @param pvJob The job structure.
2590	*/
2591	/static/ DECLCALLBACK(int) ExtPackManager::doInstallThreadProc(RTTHREAD hThread, void *pvJob)
2592	{
2593	PEXTPACKINSTALLJOB pJob = (PEXTPACKINSTALLJOB)pvJob;
2594	HRESULT hrc = pJob->ptrExtPackMgr->doInstall(pJob->ptrExtPackFile, pJob->fReplace, &pJob->strDisplayInfo);
2595	pJob->ptrProgress->notifyComplete(hrc);
2596	delete pJob;
2597
2598	NOREF(hThread);
2599	return VINF_SUCCESS;
2600	}
2601
2602	/**
2603	* Worker for IExtPackFile::Install.
2604	*
2605	* Called on a worker thread via doInstallThreadProc.
2606	*
2607	* @returns COM status code.
2608	* @param a_pExtPackFile The extension pack file, caller checks that
2609	* it's usable.
2610	* @param a_fReplace Whether to replace any existing extpack or just
2611	* fail.
2612	* @param a_pstrDisplayInfo Host specific display information hacks.
2613	* @param a_ppProgress Where to return a progress object some day. Can
2614	* be NULL.
2615	*/
2616	HRESULT ExtPackManager::doInstall(ExtPackFile a_pExtPackFile, bool a_fReplace, Utf8Str const a_pstrDisplayInfo)
2617	{
2618	AssertReturn(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON, E_UNEXPECTED);
2619	RTCString const * const pStrName = &a_pExtPackFile->m->Desc.strName;
2620	RTCString const * const pStrTarball = &a_pExtPackFile->m->strExtPackFile;
2621	RTCString const * const pStrTarballDigest = &a_pExtPackFile->m->strDigest;
2622
2623	AutoCaller autoCaller(this);
2624	HRESULT hrc = autoCaller.rc();
2625	if (SUCCEEDED(hrc))
2626	{
2627	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2628
2629	/*
2630	* Refresh the data we have on the extension pack as it
2631	* may be made stale by direct meddling or some other user.
2632	*/
2633	ExtPack *pExtPack;
2634	hrc = refreshExtPack(pStrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2635	if (SUCCEEDED(hrc))
2636	{
2637	if (pExtPack && a_fReplace)
2638	hrc = pExtPack->callUninstallHookAndClose(m->pVirtualBox, false /a_ForcedRemoval/);
2639	else if (pExtPack)
2640	hrc = setError(E_FAIL,
2641	tr("Extension pack '%s' is already installed."
2642	" In case of a reinstallation, please uninstall it first"),
2643	pStrName->c_str());
2644	}
2645	if (SUCCEEDED(hrc))
2646	{
2647	/*
2648	* Run the privileged helper binary that performs the actual
2649	* installation. Then create an object for the packet (we do this
2650	* even on failure, to be on the safe side).
2651	*/
2652	hrc = runSetUidToRootHelper(a_pstrDisplayInfo,
2653	"install",
2654	"--base-dir", m->strBaseDir.c_str(),
2655	"--cert-dir", m->strCertificatDirPath.c_str(),
2656	"--name", pStrName->c_str(),
2657	"--tarball", pStrTarball->c_str(),
2658	"--sha-256", pStrTarballDigest->c_str(),
2659	pExtPack ? "--replace" : (const char *)NULL,
2660	(const char *)NULL);
2661	if (SUCCEEDED(hrc))
2662	{
2663	hrc = refreshExtPack(pStrName->c_str(), true /a_fUnusableIsError/, &pExtPack);
2664	if (SUCCEEDED(hrc) && pExtPack)
2665	{
2666	RTERRINFOSTATIC ErrInfo;
2667	RTErrInfoInitStatic(&ErrInfo);
2668	pExtPack->callInstalledHook(m->pVirtualBox, &autoLock, &ErrInfo.Core);
2669	if (RT_SUCCESS(ErrInfo.Core.rc))
2670	LogRel(("ExtPackManager: Successfully installed extension pack '%s'.\n", pStrName->c_str()));
2671	else
2672	{
2673	LogRel(("ExtPackManager: Installed hook for '%s' failed: %Rrc - %s\n",
2674	pStrName->c_str(), ErrInfo.Core.rc, ErrInfo.Core.pszMsg));
2675
2676	/*
2677	* Uninstall the extpack if the error indicates that.
2678	*/
2679	if (ErrInfo.Core.rc == VERR_EXTPACK_UNSUPPORTED_HOST_UNINSTALL)
2680	runSetUidToRootHelper(a_pstrDisplayInfo,
2681	"uninstall",
2682	"--base-dir", m->strBaseDir.c_str(),
2683	"--name", pStrName->c_str(),
2684	"--forced",
2685	(const char *)NULL);
2686	hrc = setError(E_FAIL, tr("The installation hook failed: %Rrc - %s"),
2687	ErrInfo.Core.rc, ErrInfo.Core.pszMsg);
2688	}
2689	}
2690	else if (SUCCEEDED(hrc))
2691	hrc = setError(E_FAIL, tr("Installing extension pack '%s' failed under mysterious circumstances"),
2692	pStrName->c_str());
2693	}
2694	else
2695	{
2696	ErrorInfoKeeper Eik;
2697	refreshExtPack(pStrName->c_str(), false /a_fUnusableIsError/, NULL);
2698	}
2699	}
2700
2701	/*
2702	* Do VirtualBoxReady callbacks now for any freshly installed
2703	* extension pack (old ones will not be called).
2704	*/
2705	if (m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
2706	{
2707	autoLock.release();
2708	callAllVirtualBoxReadyHooks();
2709	}
2710	}
2711
2712	return hrc;
2713	}
2714
2715	/**
2716	* Thread wrapper around doUninstall.
2717	*
2718	* @returns VINF_SUCCESS (ignored)
2719	* @param hThread The thread handle (ignored).
2720	* @param pvJob The job structure.
2721	*/
2722	/static/ DECLCALLBACK(int) ExtPackManager::doUninstallThreadProc(RTTHREAD hThread, void *pvJob)
2723	{
2724	PEXTPACKUNINSTALLJOB pJob = (PEXTPACKUNINSTALLJOB)pvJob;
2725	HRESULT hrc = pJob->ptrExtPackMgr->doUninstall(&pJob->strName, pJob->fForcedRemoval, &pJob->strDisplayInfo);
2726	pJob->ptrProgress->notifyComplete(hrc);
2727	delete pJob;
2728
2729	NOREF(hThread);
2730	return VINF_SUCCESS;
2731	}
2732
2733	/**
2734	* Worker for IExtPackManager::Uninstall.
2735	*
2736	* Called on a worker thread via doUninstallThreadProc.
2737	*
2738	* @returns COM status code.
2739	* @param a_pstrName The name of the extension pack to uninstall.
2740	* @param a_fForcedRemoval Whether to be skip and ignore certain bits of
2741	* the extpack feedback. To deal with misbehaving
2742	* extension pack hooks.
2743	* @param a_pstrDisplayInfo Host specific display information hacks.
2744	*/
2745	HRESULT ExtPackManager::doUninstall(Utf8Str const a_pstrName, bool a_fForcedRemoval, Utf8Str const a_pstrDisplayInfo)
2746	{
2747	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2748
2749	AutoCaller autoCaller(this);
2750	HRESULT hrc = autoCaller.rc();
2751	if (SUCCEEDED(hrc))
2752	{
2753	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2754
2755	/*
2756	* Refresh the data we have on the extension pack as it may be made
2757	* stale by direct meddling or some other user.
2758	*/
2759	ExtPack *pExtPack;
2760	hrc = refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2761	if (SUCCEEDED(hrc))
2762	{
2763	if (!pExtPack)
2764	{
2765	LogRel(("ExtPackManager: Extension pack '%s' is not installed, so nothing to uninstall.\n", a_pstrName->c_str()));
2766	hrc = S_OK; /* nothing to uninstall */
2767	}
2768	else
2769	{
2770	/*
2771	* Call the uninstall hook and unload the main dll.
2772	*/
2773	hrc = pExtPack->callUninstallHookAndClose(m->pVirtualBox, a_fForcedRemoval);
2774	if (SUCCEEDED(hrc))
2775	{
2776	/*
2777	* Run the set-uid-to-root binary that performs the
2778	* uninstallation. Then refresh the object.
2779	*
2780	* This refresh is theorically subject to races, but it's of
2781	* the don't-do-that variety.
2782	*/
2783	const char *pszForcedOpt = a_fForcedRemoval ? "--forced" : NULL;
2784	hrc = runSetUidToRootHelper(a_pstrDisplayInfo,
2785	"uninstall",
2786	"--base-dir", m->strBaseDir.c_str(),
2787	"--name", a_pstrName->c_str(),
2788	pszForcedOpt, /* Last as it may be NULL. */
2789	(const char *)NULL);
2790	if (SUCCEEDED(hrc))
2791	{
2792	hrc = refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2793	if (SUCCEEDED(hrc))
2794	{
2795	if (!pExtPack)
2796	LogRel(("ExtPackManager: Successfully uninstalled extension pack '%s'.\n", a_pstrName->c_str()));
2797	else
2798	hrc = setError(E_FAIL,
2799	tr("Uninstall extension pack '%s' failed under mysterious circumstances"),
2800	a_pstrName->c_str());
2801	}
2802	}
2803	else
2804	{
2805	ErrorInfoKeeper Eik;
2806	refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, NULL);
2807	}
2808	}
2809	}
2810	}
2811
2812	/*
2813	* Do VirtualBoxReady callbacks now for any freshly installed
2814	* extension pack (old ones will not be called).
2815	*/
2816	if (m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
2817	{
2818	autoLock.release();
2819	callAllVirtualBoxReadyHooks();
2820	}
2821	}
2822
2823	return hrc;
2824	}
2825
2826
2827	/**
2828	* Calls the pfnVirtualBoxReady hook for all working extension packs.
2829	*
2830	* @remarks The caller must not hold any locks.
2831	*/
2832	void ExtPackManager::callAllVirtualBoxReadyHooks(void)
2833	{
2834	AutoCaller autoCaller(this);
2835	HRESULT hrc = autoCaller.rc();
2836	if (FAILED(hrc))
2837	return;
2838	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2839	ComPtr<ExtPackManager> ptrSelfRef = this;
2840
2841	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2842	it != m->llInstalledExtPacks.end();
2843	/* advancing below */)
2844	{
2845	if ((*it)->callVirtualBoxReadyHook(m->pVirtualBox, &autoLock))
2846	it = m->llInstalledExtPacks.begin();
2847	else
2848	it++;
2849	}
2850	}
2851
2852	/**
2853	* Calls the pfnConsoleReady hook for all working extension packs.
2854	*
2855	* @param a_pConsole The console interface.
2856	* @remarks The caller must not hold any locks.
2857	*/
2858	void ExtPackManager::callAllConsoleReadyHooks(IConsole *a_pConsole)
2859	{
2860	AutoCaller autoCaller(this);
2861	HRESULT hrc = autoCaller.rc();
2862	if (FAILED(hrc))
2863	return;
2864	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2865	ComPtr<ExtPackManager> ptrSelfRef = this;
2866
2867	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2868	it != m->llInstalledExtPacks.end();
2869	/* advancing below */)
2870	{
2871	if ((*it)->callConsoleReadyHook(a_pConsole, &autoLock))
2872	it = m->llInstalledExtPacks.begin();
2873	else
2874	it++;
2875	}
2876	}
2877
2878	/**
2879	* Calls the pfnVMCreated hook for all working extension packs.
2880	*
2881	* @param a_pMachine The machine interface of the new VM.
2882	*/
2883	void ExtPackManager::callAllVmCreatedHooks(IMachine *a_pMachine)
2884	{
2885	AutoCaller autoCaller(this);
2886	HRESULT hrc = autoCaller.rc();
2887	if (FAILED(hrc))
2888	return;
2889	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2890	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2891	ExtPackList llExtPacks = m->llInstalledExtPacks;
2892
2893	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2894	(*it)->callVmCreatedHook(m->pVirtualBox, a_pMachine, &autoLock);
2895	}
2896
2897	/**
2898	* Calls the pfnVMConfigureVMM hook for all working extension packs.
2899	*
2900	* @returns VBox status code. Stops on the first failure, expecting the caller
2901	* to signal this to the caller of the CFGM constructor.
2902	* @param a_pConsole The console interface for the VM.
2903	* @param a_pVM The VM handle.
2904	*/
2905	int ExtPackManager::callAllVmConfigureVmmHooks(IConsole *a_pConsole, PVM a_pVM)
2906	{
2907	AutoCaller autoCaller(this);
2908	HRESULT hrc = autoCaller.rc();
2909	if (FAILED(hrc))
2910	return Global::vboxStatusCodeFromCOM(hrc);
2911	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2912	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2913	ExtPackList llExtPacks = m->llInstalledExtPacks;
2914
2915	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2916	{
2917	int vrc;
2918	(*it)->callVmConfigureVmmHook(a_pConsole, a_pVM, &autoLock, &vrc);
2919	if (RT_FAILURE(vrc))
2920	return vrc;
2921	}
2922
2923	return VINF_SUCCESS;
2924	}
2925
2926	/**
2927	* Calls the pfnVMPowerOn hook for all working extension packs.
2928	*
2929	* @returns VBox status code. Stops on the first failure, expecting the caller
2930	* to not power on the VM.
2931	* @param a_pConsole The console interface for the VM.
2932	* @param a_pVM The VM handle.
2933	*/
2934	int ExtPackManager::callAllVmPowerOnHooks(IConsole *a_pConsole, PVM a_pVM)
2935	{
2936	AutoCaller autoCaller(this);
2937	HRESULT hrc = autoCaller.rc();
2938	if (FAILED(hrc))
2939	return Global::vboxStatusCodeFromCOM(hrc);
2940	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2941	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2942	ExtPackList llExtPacks = m->llInstalledExtPacks;
2943
2944	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2945	{
2946	int vrc;
2947	(*it)->callVmPowerOnHook(a_pConsole, a_pVM, &autoLock, &vrc);
2948	if (RT_FAILURE(vrc))
2949	return vrc;
2950	}
2951
2952	return VINF_SUCCESS;
2953	}
2954
2955	/**
2956	* Calls the pfnVMPowerOff hook for all working extension packs.
2957	*
2958	* @param a_pConsole The console interface for the VM.
2959	* @param a_pVM The VM handle. Can be NULL.
2960	*/
2961	void ExtPackManager::callAllVmPowerOffHooks(IConsole *a_pConsole, PVM a_pVM)
2962	{
2963	AutoCaller autoCaller(this);
2964	HRESULT hrc = autoCaller.rc();
2965	if (FAILED(hrc))
2966	return;
2967	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2968	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2969	ExtPackList llExtPacks = m->llInstalledExtPacks;
2970
2971	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2972	(*it)->callVmPowerOffHook(a_pConsole, a_pVM, &autoLock);
2973	}
2974
2975
2976	/**
2977	* Checks that the specified extension pack contains a VRDE module and that it
2978	* is shipshape.
2979	*
2980	* @returns S_OK if ok, appropriate failure status code with details.
2981	* @param a_pstrExtPack The name of the extension pack.
2982	*/
2983	HRESULT ExtPackManager::checkVrdeExtPack(Utf8Str const *a_pstrExtPack)
2984	{
2985	AutoCaller autoCaller(this);
2986	HRESULT hrc = autoCaller.rc();
2987	if (SUCCEEDED(hrc))
2988	{
2989	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2990
2991	ExtPack *pExtPack = findExtPack(a_pstrExtPack->c_str());
2992	if (pExtPack)
2993	hrc = pExtPack->checkVrde();
2994	else
2995	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"), a_pstrExtPack->c_str());
2996	}
2997
2998	return hrc;
2999	}
3000
3001	/**
3002	* Gets the full path to the VRDE library of the specified extension pack.
3003	*
3004	* This will do extacly the same as checkVrdeExtPack and then resolve the
3005	* library path.
3006	*
3007	* @returns S_OK if a path is returned, COM error status and message return if
3008	* not.
3009	* @param a_pstrExtPack The extension pack.
3010	* @param a_pstrVrdeLibrary Where to return the path.
3011	*/
3012	int ExtPackManager::getVrdeLibraryPathForExtPack(Utf8Str const a_pstrExtPack, Utf8Str a_pstrVrdeLibrary)
3013	{
3014	AutoCaller autoCaller(this);
3015	HRESULT hrc = autoCaller.rc();
3016	if (SUCCEEDED(hrc))
3017	{
3018	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3019
3020	ExtPack *pExtPack = findExtPack(a_pstrExtPack->c_str());
3021	if (pExtPack)
3022	hrc = pExtPack->getVrdpLibraryName(a_pstrVrdeLibrary);
3023	else
3024	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"), a_pstrExtPack->c_str());
3025	}
3026
3027	return hrc;
3028	}
3029
3030	/**
3031	* Gets the name of the default VRDE extension pack.
3032	*
3033	* @returns S_OK or some COM error status on red tape failure.
3034	* @param a_pstrExtPack Where to return the extension pack name. Returns
3035	* empty if no extension pack wishes to be the default
3036	* VRDP provider.
3037	*/
3038	HRESULT ExtPackManager::getDefaultVrdeExtPack(Utf8Str *a_pstrExtPack)
3039	{
3040	a_pstrExtPack->setNull();
3041
3042	AutoCaller autoCaller(this);
3043	HRESULT hrc = autoCaller.rc();
3044	if (SUCCEEDED(hrc))
3045	{
3046	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3047
3048	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
3049	it != m->llInstalledExtPacks.end();
3050	it++)
3051	{
3052	if ((*it)->wantsToBeDefaultVrde())
3053	{
3054	a_pstrExtPack = (it)->m->Desc.strName;
3055	break;
3056	}
3057	}
3058	}
3059	return hrc;
3060	}
3061
3062	/**
3063	* Checks if an extension pack is (present and) usable.
3064	*
3065	* @returns @c true if it is, otherwise @c false.
3066	* @param a_pszExtPack The name of the extension pack.
3067	*/
3068	bool ExtPackManager::isExtPackUsable(const char *a_pszExtPack)
3069	{
3070	AutoCaller autoCaller(this);
3071	HRESULT hrc = autoCaller.rc();
3072	if (FAILED(hrc))
3073	return false;
3074	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3075
3076	ExtPack *pExtPack = findExtPack(a_pszExtPack);
3077	return pExtPack != NULL
3078	&& pExtPack->m->fUsable;
3079	}
3080
3081	/**
3082	* Dumps all extension packs to the release log.
3083	*/
3084	void ExtPackManager::dumpAllToReleaseLog(void)
3085	{
3086	AutoCaller autoCaller(this);
3087	HRESULT hrc = autoCaller.rc();
3088	if (FAILED(hrc))
3089	return;
3090	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3091
3092	LogRel(("Installed Extension Packs:\n"));
3093	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
3094	it != m->llInstalledExtPacks.end();
3095	it++)
3096	{
3097	ExtPack::Data pExtPackData = (it)->m;
3098	if (pExtPackData)
3099	{
3100	if (pExtPackData->fUsable)
3101	LogRel((" %s (Version: %s r%u%s%s; VRDE Module: %s)\n",
3102	pExtPackData->Desc.strName.c_str(),
3103	pExtPackData->Desc.strVersion.c_str(),
3104	pExtPackData->Desc.uRevision,
3105	pExtPackData->Desc.strEdition.isEmpty() ? "" : " ",
3106	pExtPackData->Desc.strEdition.c_str(),
3107	pExtPackData->Desc.strVrdeModule.c_str() ));
3108	else
3109	LogRel((" %s (Version: %s r%u%s%s; VRDE Module: %s unusable because of '%s')\n",
3110	pExtPackData->Desc.strName.c_str(),
3111	pExtPackData->Desc.strVersion.c_str(),
3112	pExtPackData->Desc.uRevision,
3113	pExtPackData->Desc.strEdition.isEmpty() ? "" : " ",
3114	pExtPackData->Desc.strEdition.c_str(),
3115	pExtPackData->Desc.strVrdeModule.c_str(),
3116	pExtPackData->strWhyUnusable.c_str() ));
3117	}
3118	else
3119	LogRel((" pExtPackData is NULL\n"));
3120	}
3121
3122	if (!m->llInstalledExtPacks.size())
3123	LogRel((" None installed!\n"));
3124	}
3125
3126	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-all/ExtPackManagerImpl.cpp@ 45733

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