VirtualBox

source: vbox/trunk/src/VBox/Main/VFSExplorerImpl.cpp@ 33060

Last change on this file since 33060 was 32718, checked in by vboxsync, 14 years ago

com/string: Remove bool conversion operator and other convenience error operators. They are hiding programming errors (like incorrect empty string checks, and in one case a free of the wrong pointer).

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1/* $Id: VFSExplorerImpl.cpp 32718 2010-09-23 12:57:52Z vboxsync $ */
2/** @file
3 *
4 * IVFSExplorer COM class implementations.
5 */
6
7/*
8 * Copyright (C) 2009 Oracle Corporation
9 *
10 * This file is part of VirtualBox Open Source Edition (OSE), as
11 * available from http://www.virtualbox.org. This file is free software;
12 * you can redistribute it and/or modify it under the terms of the GNU
13 * General Public License (GPL) as published by the Free Software
14 * Foundation, in version 2 as it comes in the "COPYING" file of the
15 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
16 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
17 */
18
19#include <iprt/dir.h>
20#include <iprt/path.h>
21#include <iprt/file.h>
22#include <iprt/s3.h>
23#include <iprt/cpp/utils.h>
24
25#include <VBox/com/array.h>
26
27#include <VBox/param.h>
28#include <VBox/version.h>
29
30#include "VFSExplorerImpl.h"
31#include "VirtualBoxImpl.h"
32#include "ProgressImpl.h"
33
34#include "AutoCaller.h"
35#include "Logging.h"
36
37#include <memory>
38
39////////////////////////////////////////////////////////////////////////////////
40//
41// VFSExplorer definitions
42//
43////////////////////////////////////////////////////////////////////////////////
44
45/* opaque private instance data of VFSExplorer class */
46struct VFSExplorer::Data
47{
48 struct DirEntry
49 {
50 DirEntry(Utf8Str aName, VFSFileType_T aType)
51 : name(aName)
52 , type(aType) {}
53
54 Utf8Str name;
55 VFSFileType_T type;
56 };
57
58 VFSType_T storageType;
59 Utf8Str strUsername;
60 Utf8Str strPassword;
61 Utf8Str strHostname;
62 Utf8Str strPath;
63 Utf8Str strBucket;
64
65 std::list<DirEntry> entryList;
66};
67
68VFSExplorer::VFSExplorer()
69 : mVirtualBox(NULL)
70{
71}
72
73VFSExplorer::~VFSExplorer()
74{
75}
76
77
78/**
79 * VFSExplorer COM initializer.
80 * @param
81 * @return
82 */
83HRESULT VFSExplorer::init(VFSType_T aType, Utf8Str aFilePath, Utf8Str aHostname, Utf8Str aUsername, Utf8Str aPassword, VirtualBox *aVirtualBox)
84{
85 /* Enclose the state transition NotReady->InInit->Ready */
86 AutoInitSpan autoInitSpan(this);
87 AssertReturn(autoInitSpan.isOk(), E_FAIL);
88
89 /* Weak reference to a VirtualBox object */
90 unconst(mVirtualBox) = aVirtualBox;
91
92 /* initialize data */
93 m = new Data;
94
95 m->storageType = aType;
96 m->strPath = aFilePath;
97 m->strHostname = aHostname;
98 m->strUsername = aUsername;
99 m->strPassword = aPassword;
100
101 if (m->storageType == VFSType_S3)
102 {
103 size_t bpos = aFilePath.find("/", 1);
104 if (bpos != Utf8Str::npos)
105 {
106 m->strBucket = aFilePath.substr(1, bpos - 1); /* The bucket without any slashes */
107 aFilePath = aFilePath.substr(bpos); /* The rest of the file path */
108 }
109 }
110
111 /* Confirm a successful initialization */
112 autoInitSpan.setSucceeded();
113
114 return S_OK;
115}
116
117/**
118 * VFSExplorer COM uninitializer.
119 * @return
120 */
121void VFSExplorer::uninit()
122{
123 delete m;
124 m = NULL;
125}
126
127/**
128 * Public method implementation.
129 * @param
130 * @return
131 */
132STDMETHODIMP VFSExplorer::COMGETTER(Path)(BSTR *aPath)
133{
134 if (!aPath)
135 return E_POINTER;
136
137 AutoCaller autoCaller(this);
138 if (FAILED(autoCaller.rc())) return autoCaller.rc();
139
140 AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
141
142 Bstr bstrPath(m->strPath);
143 bstrPath.cloneTo(aPath);
144
145 return S_OK;
146}
147
148STDMETHODIMP VFSExplorer::COMGETTER(Type)(VFSType_T *aType)
149{
150 if (!aType)
151 return E_POINTER;
152
153 AutoCaller autoCaller(this);
154 if (FAILED(autoCaller.rc())) return autoCaller.rc();
155
156 AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
157
158 *aType = m->storageType;
159
160 return S_OK;
161}
162
163struct VFSExplorer::TaskVFSExplorer
164{
165 enum TaskType
166 {
167 Update,
168 Delete
169 };
170
171 TaskVFSExplorer(TaskType aTaskType, VFSExplorer *aThat, Progress *aProgress)
172 : taskType(aTaskType),
173 pVFSExplorer(aThat),
174 progress(aProgress),
175 rc(S_OK)
176 {}
177 ~TaskVFSExplorer() {}
178
179 int startThread();
180 static int taskThread(RTTHREAD aThread, void *pvUser);
181 static int uploadProgress(unsigned uPercent, void *pvUser);
182
183 TaskType taskType;
184 VFSExplorer *pVFSExplorer;
185 ComObjPtr<Progress> progress;
186 HRESULT rc;
187
188 /* task data */
189 std::list<Utf8Str> filenames;
190};
191
192int VFSExplorer::TaskVFSExplorer::startThread()
193{
194 int vrc = RTThreadCreate(NULL, VFSExplorer::TaskVFSExplorer::taskThread, this,
195 0, RTTHREADTYPE_MAIN_HEAVY_WORKER, 0,
196 "Explorer::Task");
197
198 if (RT_FAILURE(vrc))
199 return VFSExplorer::setErrorStatic(E_FAIL, Utf8StrFmt("Could not create taskThreadVFS (%Rrc)\n", vrc));
200
201 return vrc;
202}
203
204/* static */
205DECLCALLBACK(int) VFSExplorer::TaskVFSExplorer::taskThread(RTTHREAD /* aThread */, void *pvUser)
206{
207 std::auto_ptr<TaskVFSExplorer> task(static_cast<TaskVFSExplorer*>(pvUser));
208 AssertReturn(task.get(), VERR_GENERAL_FAILURE);
209
210 VFSExplorer *pVFSExplorer = task->pVFSExplorer;
211
212 LogFlowFuncEnter();
213 LogFlowFunc(("VFSExplorer %p\n", pVFSExplorer));
214
215 HRESULT rc = S_OK;
216
217 switch(task->taskType)
218 {
219 case TaskVFSExplorer::Update:
220 {
221 if (pVFSExplorer->m->storageType == VFSType_File)
222 rc = pVFSExplorer->updateFS(task.get());
223 else if (pVFSExplorer->m->storageType == VFSType_S3)
224 rc = pVFSExplorer->updateS3(task.get());
225 break;
226 }
227 case TaskVFSExplorer::Delete:
228 {
229 if (pVFSExplorer->m->storageType == VFSType_File)
230 rc = pVFSExplorer->deleteFS(task.get());
231 else if (pVFSExplorer->m->storageType == VFSType_S3)
232 rc = pVFSExplorer->deleteS3(task.get());
233 break;
234 }
235 }
236
237 LogFlowFunc(("rc=%Rhrc\n", rc));
238 LogFlowFuncLeave();
239
240 return VINF_SUCCESS;
241}
242
243/* static */
244int VFSExplorer::TaskVFSExplorer::uploadProgress(unsigned uPercent, void *pvUser)
245{
246 VFSExplorer::TaskVFSExplorer* pTask = *(VFSExplorer::TaskVFSExplorer**)pvUser;
247
248 if (pTask &&
249 !pTask->progress.isNull())
250 {
251 BOOL fCanceled;
252 pTask->progress->COMGETTER(Canceled)(&fCanceled);
253 if (fCanceled)
254 return -1;
255 pTask->progress->SetCurrentOperationProgress(uPercent);
256 }
257 return VINF_SUCCESS;
258}
259
260VFSFileType_T VFSExplorer::RTToVFSFileType(int aType) const
261{
262 VFSFileType_T t;
263 switch(aType)
264 {
265 default:
266 case RTDIRENTRYTYPE_UNKNOWN: t = VFSFileType_Unknown; break;
267 case RTDIRENTRYTYPE_FIFO: t = VFSFileType_Fifo; break;
268 case RTDIRENTRYTYPE_DEV_CHAR: t = VFSFileType_DevChar; break;
269 case RTDIRENTRYTYPE_DIRECTORY: t = VFSFileType_Directory; break;
270 case RTDIRENTRYTYPE_DEV_BLOCK: t = VFSFileType_DevBlock; break;
271 case RTDIRENTRYTYPE_FILE: t = VFSFileType_File; break;
272 case RTDIRENTRYTYPE_SYMLINK: t = VFSFileType_SymLink; break;
273 case RTDIRENTRYTYPE_SOCKET: t = VFSFileType_Socket; break;
274 case RTDIRENTRYTYPE_WHITEOUT: t = VFSFileType_WhiteOut; break;
275 }
276 return t;
277}
278
279HRESULT VFSExplorer::updateFS(TaskVFSExplorer *aTask)
280{
281 LogFlowFuncEnter();
282
283 AutoCaller autoCaller(this);
284 if (FAILED(autoCaller.rc())) return autoCaller.rc();
285
286 AutoWriteLock appLock(this COMMA_LOCKVAL_SRC_POS);
287
288 HRESULT rc = S_OK;
289
290 std::list<VFSExplorer::Data::DirEntry> fileList;
291 char *pszPath = NULL;
292 PRTDIR pDir = NULL;
293 try
294 {
295 pszPath = RTStrDup(m->strPath.c_str());
296 RTPathStripFilename(pszPath);
297 int vrc = RTDirOpen(&pDir, pszPath);
298 if (RT_FAILURE(vrc))
299 throw setError(VBOX_E_FILE_ERROR, tr ("Can't open directory '%s' (%Rrc)"), pszPath, vrc);
300
301 if (aTask->progress)
302 aTask->progress->SetCurrentOperationProgress(33);
303 RTDIRENTRY entry;
304 while (RT_SUCCESS(vrc))
305 {
306 vrc = RTDirRead(pDir, &entry, NULL);
307 if (RT_SUCCESS(vrc))
308 {
309 Utf8Str name(entry.szName);
310 if (name != "." &&
311 name != "..")
312 fileList.push_back(VFSExplorer::Data::DirEntry(name, RTToVFSFileType(entry.enmType)));
313 }
314 }
315 if (aTask->progress)
316 aTask->progress->SetCurrentOperationProgress(66);
317 }
318 catch(HRESULT aRC)
319 {
320 rc = aRC;
321 }
322
323 /* Clean up */
324 if (pszPath)
325 RTStrFree(pszPath);
326 if (pDir)
327 RTDirClose(pDir);
328
329 if (aTask->progress)
330 aTask->progress->SetCurrentOperationProgress(99);
331
332 /* Assign the result on success (this clears the old list) */
333 if (rc == S_OK)
334 m->entryList.assign(fileList.begin(), fileList.end());
335
336 aTask->rc = rc;
337
338 if (!aTask->progress.isNull())
339 aTask->progress->notifyComplete(rc);
340
341 LogFlowFunc(("rc=%Rhrc\n", rc));
342 LogFlowFuncLeave();
343
344 return VINF_SUCCESS;
345}
346
347HRESULT VFSExplorer::deleteFS(TaskVFSExplorer *aTask)
348{
349 LogFlowFuncEnter();
350
351 AutoCaller autoCaller(this);
352 if (FAILED(autoCaller.rc())) return autoCaller.rc();
353
354 AutoWriteLock appLock(this COMMA_LOCKVAL_SRC_POS);
355
356 HRESULT rc = S_OK;
357
358 float fPercentStep = 100.0f / aTask->filenames.size();
359 try
360 {
361 char szPath[RTPATH_MAX];
362 std::list<Utf8Str>::const_iterator it;
363 size_t i = 0;
364 for (it = aTask->filenames.begin();
365 it != aTask->filenames.end();
366 ++it, ++i)
367 {
368 memcpy(szPath, m->strPath.c_str(), strlen(m->strPath.c_str()) + 1);
369 RTPathStripFilename(szPath);
370 RTPathAppend(szPath, sizeof(szPath), (*it).c_str());
371 int vrc = RTFileDelete(szPath);
372 if (RT_FAILURE(vrc))
373 throw setError(VBOX_E_FILE_ERROR, tr ("Can't delete file '%s' (%Rrc)"), szPath, vrc);
374 if (aTask->progress)
375 aTask->progress->SetCurrentOperationProgress((ULONG)(fPercentStep * i));
376 }
377 }
378 catch(HRESULT aRC)
379 {
380 rc = aRC;
381 }
382
383 aTask->rc = rc;
384
385 if (!aTask->progress.isNull())
386 aTask->progress->notifyComplete(rc);
387
388 LogFlowFunc(("rc=%Rhrc\n", rc));
389 LogFlowFuncLeave();
390
391 return VINF_SUCCESS;
392}
393
394HRESULT VFSExplorer::updateS3(TaskVFSExplorer *aTask)
395{
396 LogFlowFuncEnter();
397
398 AutoCaller autoCaller(this);
399 if (FAILED(autoCaller.rc())) return autoCaller.rc();
400
401 AutoWriteLock appLock(this COMMA_LOCKVAL_SRC_POS);
402
403 HRESULT rc = S_OK;
404
405 RTS3 hS3 = NULL;
406 std::list<VFSExplorer::Data::DirEntry> fileList;
407 try
408 {
409 int vrc = RTS3Create(&hS3, m->strUsername.c_str(), m->strPassword.c_str(), m->strHostname.c_str(), "virtualbox-agent/"VBOX_VERSION_STRING);
410 if (RT_FAILURE(vrc))
411 throw setError(E_FAIL, tr ("Can't open S3 storage service (%Rrc)"), vrc);
412
413 RTS3SetProgressCallback(hS3, VFSExplorer::TaskVFSExplorer::uploadProgress, &aTask);
414 /* Do we need the list of buckets or keys? */
415 if (m->strBucket.isEmpty())
416 {
417 PCRTS3BUCKETENTRY pBuckets = NULL;
418 vrc = RTS3GetBuckets(hS3, &pBuckets);
419 if (RT_FAILURE(vrc))
420 throw setError(E_FAIL, tr ("Can't get buckets (%Rrc)"), vrc);
421
422 PCRTS3BUCKETENTRY pTmpBuckets = pBuckets;
423 while (pBuckets)
424 {
425 fileList.push_back(VFSExplorer::Data::DirEntry(pBuckets->pszName, VFSFileType_Directory));
426 pBuckets = pBuckets->pNext;
427 }
428 RTS3BucketsDestroy(pTmpBuckets);
429 }
430 else
431 {
432 PCRTS3KEYENTRY pKeys = NULL;
433 vrc = RTS3GetBucketKeys(hS3, m->strBucket.c_str(), &pKeys);
434 if (RT_FAILURE(vrc))
435 throw setError(E_FAIL, tr ("Can't get keys for bucket (%Rrc)"), vrc);
436
437 PCRTS3KEYENTRY pTmpKeys = pKeys;
438 while (pKeys)
439 {
440 Utf8Str name(pKeys->pszName);
441 fileList.push_back(VFSExplorer::Data::DirEntry(pKeys->pszName, VFSFileType_File));
442 pKeys = pKeys->pNext;
443 }
444 RTS3KeysDestroy(pTmpKeys);
445 }
446 }
447 catch(HRESULT aRC)
448 {
449 rc = aRC;
450 }
451
452 if (hS3 != NULL)
453 RTS3Destroy(hS3);
454
455 /* Assign the result on success (this clears the old list) */
456 if (rc == S_OK)
457 m->entryList.assign(fileList.begin(), fileList.end());
458
459 aTask->rc = rc;
460
461 if (!aTask->progress.isNull())
462 aTask->progress->notifyComplete(rc);
463
464 LogFlowFunc(("rc=%Rhrc\n", rc));
465 LogFlowFuncLeave();
466
467 return VINF_SUCCESS;
468}
469
470HRESULT VFSExplorer::deleteS3(TaskVFSExplorer *aTask)
471{
472 LogFlowFuncEnter();
473
474 AutoCaller autoCaller(this);
475 if (FAILED(autoCaller.rc())) return autoCaller.rc();
476
477 AutoWriteLock appLock(this COMMA_LOCKVAL_SRC_POS);
478
479 HRESULT rc = S_OK;
480
481 RTS3 hS3 = NULL;
482 float fPercentStep = 100.0f / aTask->filenames.size();
483 try
484 {
485 int vrc = RTS3Create(&hS3, m->strUsername.c_str(), m->strPassword.c_str(), m->strHostname.c_str(), "virtualbox-agent/"VBOX_VERSION_STRING);
486 if (RT_FAILURE(vrc))
487 throw setError(E_FAIL, tr ("Can't open S3 storage service (%Rrc)"), vrc);
488
489 RTS3SetProgressCallback(hS3, VFSExplorer::TaskVFSExplorer::uploadProgress, &aTask);
490
491 std::list<Utf8Str>::const_iterator it;
492 size_t i = 0;
493 for (it = aTask->filenames.begin();
494 it != aTask->filenames.end();
495 ++it, ++i)
496 {
497 vrc = RTS3DeleteKey(hS3, m->strBucket.c_str(), (*it).c_str());
498 if (RT_FAILURE(vrc))
499 throw setError(VBOX_E_FILE_ERROR, tr ("Can't delete file '%s' (%Rrc)"), (*it).c_str(), vrc);
500 if (aTask->progress)
501 aTask->progress->SetCurrentOperationProgress((ULONG)(fPercentStep * i));
502 }
503 }
504 catch(HRESULT aRC)
505 {
506 rc = aRC;
507 }
508
509 aTask->rc = rc;
510
511 if (hS3 != NULL)
512 RTS3Destroy(hS3);
513
514 if (!aTask->progress.isNull())
515 aTask->progress->notifyComplete(rc);
516
517 LogFlowFunc(("rc=%Rhrc\n", rc));
518 LogFlowFuncLeave();
519
520 return VINF_SUCCESS;
521}
522
523STDMETHODIMP VFSExplorer::Update(IProgress **aProgress)
524{
525 CheckComArgOutPointerValid(aProgress);
526
527 AutoCaller autoCaller(this);
528 if (FAILED(autoCaller.rc())) return autoCaller.rc();
529
530 AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
531
532 HRESULT rc = S_OK;
533
534 ComObjPtr<Progress> progress;
535 try
536 {
537 Bstr progressDesc = BstrFmt(tr("Update directory info for '%s'"),
538 m->strPath.c_str());
539 /* Create the progress object */
540 progress.createObject();
541
542 rc = progress->init(mVirtualBox,
543 static_cast<IVFSExplorer*>(this),
544 progressDesc.raw(),
545 TRUE /* aCancelable */);
546 if (FAILED(rc)) throw rc;
547
548 /* Initialize our worker task */
549 std::auto_ptr<TaskVFSExplorer> task(new TaskVFSExplorer(TaskVFSExplorer::Update, this, progress));
550
551 rc = task->startThread();
552 if (FAILED(rc)) throw rc;
553
554 /* Don't destruct on success */
555 task.release();
556 }
557 catch (HRESULT aRC)
558 {
559 rc = aRC;
560 }
561
562 if (SUCCEEDED(rc))
563 /* Return progress to the caller */
564 progress.queryInterfaceTo(aProgress);
565
566 return rc;
567}
568
569STDMETHODIMP VFSExplorer::Cd(IN_BSTR aDir, IProgress **aProgress)
570{
571 CheckComArgStrNotEmptyOrNull(aDir);
572 CheckComArgOutPointerValid(aProgress);
573
574 return E_NOTIMPL;
575}
576
577STDMETHODIMP VFSExplorer::CdUp(IProgress **aProgress)
578{
579 CheckComArgOutPointerValid(aProgress);
580
581 return E_NOTIMPL;
582}
583
584STDMETHODIMP VFSExplorer::EntryList(ComSafeArrayOut(BSTR, aNames), ComSafeArrayOut(VFSFileType_T, aTypes))
585{
586 if (ComSafeArrayOutIsNull(aNames) ||
587 ComSafeArrayOutIsNull(aTypes))
588 return E_POINTER;
589
590 AutoCaller autoCaller(this);
591 if (FAILED(autoCaller.rc())) return autoCaller.rc();
592
593 AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
594
595 com::SafeArray<BSTR> sfaNames((ULONG)m->entryList.size());
596 com::SafeArray<ULONG> sfaTypes((VFSFileType_T)m->entryList.size());
597
598 std::list<VFSExplorer::Data::DirEntry>::const_iterator it;
599 size_t i = 0;
600 for (it = m->entryList.begin();
601 it != m->entryList.end();
602 ++it, ++i)
603 {
604 const VFSExplorer::Data::DirEntry &entry = (*it);
605 Bstr bstr(entry.name);
606 bstr.cloneTo(&sfaNames[i]);
607 sfaTypes[i] = entry.type;
608 }
609
610 sfaNames.detachTo(ComSafeArrayOutArg(aNames));
611 sfaTypes.detachTo(ComSafeArrayOutArg(aTypes));
612
613 return S_OK;
614}
615
616STDMETHODIMP VFSExplorer::Exists(ComSafeArrayIn(IN_BSTR, aNames), ComSafeArrayOut(BSTR, aExists))
617{
618 CheckComArgSafeArrayNotNull(aNames);
619
620 AutoCaller autoCaller(this);
621 if (FAILED(autoCaller.rc())) return autoCaller.rc();
622
623 AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
624
625 com::SafeArray<IN_BSTR> sfaNames(ComSafeArrayInArg(aNames));
626 std::list<BSTR> listExists;
627
628 std::list<VFSExplorer::Data::DirEntry>::const_iterator it;
629 for (it = m->entryList.begin();
630 it != m->entryList.end();
631 ++it)
632 {
633 const VFSExplorer::Data::DirEntry &entry = (*it);
634 for (size_t a=0; a < sfaNames.size(); ++a)
635 {
636 if (entry.name == RTPathFilename(Utf8Str(sfaNames[a]).c_str()))
637 {
638 BSTR name;
639 Bstr tmp(sfaNames[a]); /* gcc-3.3 cruft */
640 tmp.cloneTo(&name);
641 listExists.push_back(name);
642 }
643 }
644 }
645
646 com::SafeArray<BSTR> sfaExists(listExists);
647 sfaExists.detachTo(ComSafeArrayOutArg(aExists));
648
649 return S_OK;
650}
651
652STDMETHODIMP VFSExplorer::Remove(ComSafeArrayIn(IN_BSTR, aNames), IProgress **aProgress)
653{
654 CheckComArgSafeArrayNotNull(aNames);
655 CheckComArgOutPointerValid(aProgress);
656
657 AutoCaller autoCaller(this);
658 if (FAILED(autoCaller.rc())) return autoCaller.rc();
659
660 AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
661
662 HRESULT rc = S_OK;
663
664 com::SafeArray<IN_BSTR> sfaNames(ComSafeArrayInArg(aNames));
665
666 ComObjPtr<Progress> progress;
667 try
668 {
669 /* Create the progress object */
670 progress.createObject();
671
672 rc = progress->init(mVirtualBox, static_cast<IVFSExplorer*>(this),
673 Bstr(tr("Delete files")).raw(),
674 TRUE /* aCancelable */);
675 if (FAILED(rc)) throw rc;
676
677 /* Initialize our worker task */
678 std::auto_ptr<TaskVFSExplorer> task(new TaskVFSExplorer(TaskVFSExplorer::Delete, this, progress));
679
680 /* Add all filenames to delete as task data */
681 for (size_t a=0; a < sfaNames.size(); ++a)
682 task->filenames.push_back(Utf8Str(sfaNames[a]));
683
684 rc = task->startThread();
685 if (FAILED(rc)) throw rc;
686
687 /* Don't destruct on success */
688 task.release();
689 }
690 catch (HRESULT aRC)
691 {
692 rc = aRC;
693 }
694
695 if (SUCCEEDED(rc))
696 /* Return progress to the caller */
697 progress.queryInterfaceTo(aProgress);
698
699 return rc;
700}
701
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