1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#include <ZipPackageFolder.hxx>
#include <ZipFile.hxx>
#include <ZipOutputStream.hxx>
#include <ZipPackageStream.hxx>
#include <PackageConstants.hxx>
#include <ZipPackageFolderEnumeration.hxx>
#include <com/sun/star/packages/zip/ZipConstants.hpp>
#include <com/sun/star/embed/StorageFormats.hpp>
#include <osl/diagnose.h>
#include <osl/time.h>
#include <rtl/digest.h>
#include <ContentInfo.hxx>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/io/XSeekable.hpp>
#include <EncryptedDataHeader.hxx>
#include <rtl/random.h>
#include <rtl/instance.hxx>
#include <memory>

using namespace com::sun::star;
using namespace com::sun::star::packages::zip::ZipConstants;
using namespace com::sun::star::packages::zip;
using namespace com::sun::star::packages;
using namespace com::sun::star::container;
using namespace com::sun::star::beans;
using namespace com::sun::star::lang;
using namespace com::sun::star::io;
using namespace cppu;
using namespace std;
using namespace ::com::sun::star;

namespace { struct lcl_CachedImplId : public rtl::Static< uno::Sequence < sal_Int8 >, lcl_CachedImplId > {}; }

ZipPackageFolder::ZipPackageFolder ( const uno::Reference< XMultiServiceFactory >& xFactory,
                                     sal_Int32 nFormat,
                                     sal_Bool bAllowRemoveOnInsert )
: m_xFactory( xFactory )
, m_nFormat( nFormat )
{
    OSL_ENSURE( m_xFactory.is(), "No factory is provided to the package folder!" );

    this->mbAllowRemoveOnInsert = bAllowRemoveOnInsert;

    SetFolder ( sal_True );
    aEntry.nVersion     = -1;
    aEntry.nFlag        = 0;
    aEntry.nMethod      = STORED;
    aEntry.nTime        = -1;
    aEntry.nCrc         = 0;
    aEntry.nCompressedSize  = 0;
    aEntry.nSize        = 0;
    aEntry.nOffset      = -1;
    uno::Sequence < sal_Int8 > &rCachedImplId = lcl_CachedImplId::get();
    if ( !rCachedImplId.getLength() )
        rCachedImplId = getImplementationId();
}


ZipPackageFolder::~ZipPackageFolder()
{
}

sal_Bool ZipPackageFolder::LookForUnexpectedODF12Streams( const ::rtl::OUString& aPath )
{
    sal_Bool bHasUnexpected = sal_False;

    for ( ContentHash::const_iterator aCI = maContents.begin(), aEnd = maContents.end();
          !bHasUnexpected && aCI != aEnd;
          ++aCI)
    {
        const ::rtl::OUString &rShortName = (*aCI).first;
        const ContentInfo &rInfo = *(*aCI).second;

        if ( rInfo.bFolder )
        {
            if ( aPath == "META-INF/" )
            {
                // META-INF is not allowed to contain subfolders
                bHasUnexpected = sal_True;
            }
            else
            {
                ::rtl::OUString sOwnPath = aPath + rShortName + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "/" ) );
                bHasUnexpected = rInfo.pFolder->LookForUnexpectedODF12Streams( sOwnPath );
            }
        }
        else
        {
            if ( aPath == "META-INF/" )
            {
                if ( rShortName != "manifest.xml"
                  && rShortName.indexOf( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "signatures" ) ) ) == -1 )
                {
                    // a stream from META-INF with unexpected name
                    bHasUnexpected = sal_True;
                }

                // streams from META-INF with expected names are allowed not to be registered in manifest.xml
            }
            else if ( !rInfo.pStream->IsFromManifest() )
            {
                // the stream is not in META-INF and ist notregistered in manifest.xml,
                // check whether it is an internal part of the package format
                if ( !aPath.isEmpty() || rShortName != "mimetype" )
                {
                    // if it is not "mimetype" from the root it is not a part of the package
                    bHasUnexpected = sal_True;
                }
            }
        }
    }

    return bHasUnexpected;
}

void ZipPackageFolder::setChildStreamsTypeByExtension( const beans::StringPair& aPair )
{
    ::rtl::OUString aExt;
    if ( aPair.First.toChar() == (sal_Unicode)'.' )
        aExt = aPair.First;
    else
        aExt = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "." ) ) + aPair.First;

    for ( ContentHash::const_iterator aCI = maContents.begin(), aEnd = maContents.end();
          aCI != aEnd;
          ++aCI)
    {
        const ::rtl::OUString &rShortName = (*aCI).first;
        const ContentInfo &rInfo = *(*aCI).second;

        if ( rInfo.bFolder )
            rInfo.pFolder->setChildStreamsTypeByExtension( aPair );
        else
        {
            sal_Int32 nPathLength = rShortName.getLength();
            sal_Int32 nExtLength = aExt.getLength();
            if ( nPathLength >= nExtLength && rShortName.match( aExt, nPathLength - nExtLength ) )
                rInfo.pStream->SetMediaType( aPair.Second );
        }
    }
}

void ZipPackageFolder::copyZipEntry( ZipEntry &rDest, const ZipEntry &rSource)
{
      rDest.nVersion            = rSource.nVersion;
    rDest.nFlag             = rSource.nFlag;
    rDest.nMethod           = rSource.nMethod;
    rDest.nTime             = rSource.nTime;
    rDest.nCrc              = rSource.nCrc;
    rDest.nCompressedSize   = rSource.nCompressedSize;
    rDest.nSize             = rSource.nSize;
    rDest.nOffset           = rSource.nOffset;
    rDest.sPath             = rSource.sPath;
    rDest.nPathLen          = rSource.nPathLen;
    rDest.nExtraLen         = rSource.nExtraLen;
}

const ::com::sun::star::uno::Sequence < sal_Int8 >& ZipPackageFolder::static_getImplementationId()
{
    return lcl_CachedImplId::get();
}

    // XNameContainer
void SAL_CALL ZipPackageFolder::insertByName( const ::rtl::OUString& aName, const uno::Any& aElement )
        throw(IllegalArgumentException, ElementExistException, WrappedTargetException, uno::RuntimeException)
{
    if (hasByName(aName))
        throw ElementExistException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >() );
    else
    {
        uno::Reference < XUnoTunnel > xRef;
        aElement >>= xRef;
        if ( (  aElement >>= xRef ) )
        {
            sal_Int64 nTest;
            ZipPackageEntry *pEntry;
            if ( ( nTest = xRef->getSomething ( ZipPackageFolder::static_getImplementationId() ) ) != 0 )
            {
                ZipPackageFolder *pFolder = reinterpret_cast < ZipPackageFolder * > ( nTest );
                pEntry = static_cast < ZipPackageEntry * > ( pFolder );
            }
            else if ( ( nTest = xRef->getSomething ( ZipPackageStream::static_getImplementationId() ) ) != 0 )
            {
                ZipPackageStream *pStream = reinterpret_cast < ZipPackageStream * > ( nTest );
                pEntry = static_cast < ZipPackageEntry * > ( pStream );
            }
            else
                throw IllegalArgumentException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >(), 0 );

            if (pEntry->getName() != aName )
                pEntry->setName (aName);
            doInsertByName ( pEntry, sal_True );
        }
        else
            throw IllegalArgumentException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >(), 0 );
    }
}
void SAL_CALL ZipPackageFolder::removeByName( const ::rtl::OUString& Name )
        throw(NoSuchElementException, WrappedTargetException, uno::RuntimeException)
{
    ContentHash::iterator aIter = maContents.find ( Name );
    if ( aIter == maContents.end() )
        throw NoSuchElementException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >() );
    maContents.erase( aIter );
}
    // XEnumerationAccess
uno::Reference< XEnumeration > SAL_CALL ZipPackageFolder::createEnumeration(  )
        throw(uno::RuntimeException)
{
    return uno::Reference < XEnumeration> (new ZipPackageFolderEnumeration(maContents));
}
    // XElementAccess
uno::Type SAL_CALL ZipPackageFolder::getElementType(  )
        throw(uno::RuntimeException)
{
    return ::getCppuType ((const uno::Reference< XUnoTunnel > *) 0);
}
sal_Bool SAL_CALL ZipPackageFolder::hasElements(  )
        throw(uno::RuntimeException)
{
    return maContents.size() > 0;
}
    // XNameAccess
ContentInfo& ZipPackageFolder::doGetByName( const ::rtl::OUString& aName )
    throw(NoSuchElementException, WrappedTargetException, uno::RuntimeException)
{
    ContentHash::iterator aIter = maContents.find ( aName );
    if ( aIter == maContents.end())
        throw NoSuchElementException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >() );
    return *(*aIter).second;
}
uno::Any SAL_CALL ZipPackageFolder::getByName( const ::rtl::OUString& aName )
    throw(NoSuchElementException, WrappedTargetException, uno::RuntimeException)
{
    return uno::makeAny ( doGetByName ( aName ).xTunnel );
}
uno::Sequence< ::rtl::OUString > SAL_CALL ZipPackageFolder::getElementNames(  )
        throw(uno::RuntimeException)
{
    sal_uInt32 i=0, nSize = maContents.size();
    uno::Sequence < ::rtl::OUString > aSequence ( nSize );
    for ( ContentHash::const_iterator aIterator = maContents.begin(), aEnd = maContents.end();
          aIterator != aEnd;
          ++i, ++aIterator)
        aSequence[i] = (*aIterator).first;
    return aSequence;
}
sal_Bool SAL_CALL ZipPackageFolder::hasByName( const ::rtl::OUString& aName )
    throw(uno::RuntimeException)
{
    return maContents.find ( aName ) != maContents.end ();
}
    // XNameReplace
void SAL_CALL ZipPackageFolder::replaceByName( const ::rtl::OUString& aName, const uno::Any& aElement )
        throw(IllegalArgumentException, NoSuchElementException, WrappedTargetException, uno::RuntimeException)
{
    if ( hasByName( aName ) )
        removeByName( aName );
    else
        throw NoSuchElementException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >() );
    insertByName(aName, aElement);
}

static void ImplSetStoredData( ZipEntry & rEntry, uno::Reference< XInputStream> & rStream )
{
    // It's very annoying that we have to do this, but lots of zip packages
    // don't allow data descriptors for STORED streams, meaning we have to
    // know the size and CRC32 of uncompressed streams before we actually
    // write them !
    CRC32 aCRC32;
    rEntry.nMethod = STORED;
    rEntry.nCompressedSize = rEntry.nSize = aCRC32.updateStream ( rStream );
    rEntry.nCrc = aCRC32.getValue();
}

bool ZipPackageFolder::saveChild( const ::rtl::OUString &rShortName, const ContentInfo &rInfo, ::rtl::OUString &rPath, std::vector < uno::Sequence < PropertyValue > > &rManList, ZipOutputStream & rZipOut, const uno::Sequence < sal_Int8 >& rEncryptionKey, rtlRandomPool &rRandomPool)
{
    bool bSuccess = true;

    const ::rtl::OUString sMediaTypeProperty ( RTL_CONSTASCII_USTRINGPARAM ( "MediaType" ) );
    const ::rtl::OUString sVersionProperty ( RTL_CONSTASCII_USTRINGPARAM ( "Version" ) );
    const ::rtl::OUString sFullPathProperty ( RTL_CONSTASCII_USTRINGPARAM ( "FullPath" ) );
    const ::rtl::OUString sInitialisationVectorProperty ( RTL_CONSTASCII_USTRINGPARAM ( "InitialisationVector" ) );
    const ::rtl::OUString sSaltProperty ( RTL_CONSTASCII_USTRINGPARAM ( "Salt" ) );
    const ::rtl::OUString sIterationCountProperty ( RTL_CONSTASCII_USTRINGPARAM ( "IterationCount" ) );
    const ::rtl::OUString sSizeProperty ( RTL_CONSTASCII_USTRINGPARAM ( "Size" ) );
    const ::rtl::OUString sDigestProperty ( RTL_CONSTASCII_USTRINGPARAM ( "Digest" ) );
    const ::rtl::OUString sEncryptionAlgProperty    ( RTL_CONSTASCII_USTRINGPARAM ( "EncryptionAlgorithm" ) );
    const ::rtl::OUString sStartKeyAlgProperty  ( RTL_CONSTASCII_USTRINGPARAM ( "StartKeyAlgorithm" ) );
    const ::rtl::OUString sDigestAlgProperty    ( RTL_CONSTASCII_USTRINGPARAM ( "DigestAlgorithm" ) );
    const ::rtl::OUString  sDerivedKeySizeProperty  ( RTL_CONSTASCII_USTRINGPARAM ( "DerivedKeySize" ) );

    uno::Sequence < PropertyValue > aPropSet (PKG_SIZE_NOENCR_MNFST);

    OSL_ENSURE( ( rInfo.bFolder && rInfo.pFolder ) || ( !rInfo.bFolder && rInfo.pStream ), "A valid child object is expected!" );
    if ( rInfo.bFolder )
    {
        ::rtl::OUString sTempName = rPath + rShortName + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "/" ) );

        if ( !rInfo.pFolder->GetMediaType().isEmpty() )
        {
            aPropSet[PKG_MNFST_MEDIATYPE].Name = sMediaTypeProperty;
            aPropSet[PKG_MNFST_MEDIATYPE].Value <<= rInfo.pFolder->GetMediaType();
            aPropSet[PKG_MNFST_VERSION].Name = sVersionProperty;
            aPropSet[PKG_MNFST_VERSION].Value <<= rInfo.pFolder->GetVersion();
            aPropSet[PKG_MNFST_FULLPATH].Name = sFullPathProperty;
            aPropSet[PKG_MNFST_FULLPATH].Value <<= sTempName;
        }
        else
            aPropSet.realloc( 0 );

        rInfo.pFolder->saveContents( sTempName, rManList, rZipOut, rEncryptionKey, rRandomPool);
    }
    else
    {
        // if pTempEntry is necessary, it will be released and passed to the ZipOutputStream
        // and be deleted in the ZipOutputStream destructor
        auto_ptr < ZipEntry > pAutoTempEntry ( new ZipEntry );
        ZipEntry* pTempEntry = pAutoTempEntry.get();

        // In case the entry we are reading is also the entry we are writing, we will
        // store the ZipEntry data in pTempEntry

        ZipPackageFolder::copyZipEntry ( *pTempEntry, rInfo.pStream->aEntry );
        pTempEntry->sPath = rPath + rShortName;
        pTempEntry->nPathLen = (sal_Int16)( ::rtl::OUStringToOString( pTempEntry->sPath, RTL_TEXTENCODING_UTF8 ).getLength() );

        sal_Bool bToBeEncrypted = rInfo.pStream->IsToBeEncrypted() && (rEncryptionKey.getLength() || rInfo.pStream->HasOwnKey());
        sal_Bool bToBeCompressed = bToBeEncrypted ? sal_True : rInfo.pStream->IsToBeCompressed();

        aPropSet[PKG_MNFST_MEDIATYPE].Name = sMediaTypeProperty;
        aPropSet[PKG_MNFST_MEDIATYPE].Value <<= rInfo.pStream->GetMediaType( );
        aPropSet[PKG_MNFST_VERSION].Name = sVersionProperty;
        aPropSet[PKG_MNFST_VERSION].Value <<= ::rtl::OUString(); // no version is stored for streams currently
        aPropSet[PKG_MNFST_FULLPATH].Name = sFullPathProperty;
        aPropSet[PKG_MNFST_FULLPATH].Value <<= pTempEntry->sPath;


        OSL_ENSURE( rInfo.pStream->GetStreamMode() != PACKAGE_STREAM_NOTSET, "Unacceptable ZipPackageStream mode!" );

        sal_Bool bRawStream = sal_False;
        if ( rInfo.pStream->GetStreamMode() == PACKAGE_STREAM_DETECT )
            bRawStream = rInfo.pStream->ParsePackageRawStream();
        else if ( rInfo.pStream->GetStreamMode() == PACKAGE_STREAM_RAW )
            bRawStream = sal_True;

        sal_Bool bTransportOwnEncrStreamAsRaw = sal_False;
        // During the storing the original size of the stream can be changed
        // TODO/LATER: get rid of this hack
        sal_Int32 nOwnStreamOrigSize = bRawStream ? rInfo.pStream->GetMagicalHackSize() : rInfo.pStream->getSize();

        sal_Bool bUseNonSeekableAccess = sal_False;
        uno::Reference < XInputStream > xStream;
        if ( !rInfo.pStream->IsPackageMember() && !bRawStream && !bToBeEncrypted && bToBeCompressed )
        {
            // the stream is not a package member, not a raw stream,
            // it should not be encrypted and it should be compressed,
            // in this case nonseekable access can be used

            xStream = rInfo.pStream->GetOwnStreamNoWrap();
            uno::Reference < XSeekable > xSeek ( xStream, uno::UNO_QUERY );

            bUseNonSeekableAccess = ( xStream.is() && !xSeek.is() );
        }

        if ( !bUseNonSeekableAccess )
        {
            xStream = rInfo.pStream->getRawData();

            if ( !xStream.is() )
            {
                OSL_FAIL( "ZipPackageStream didn't have a stream associated with it, skipping!" );
                bSuccess = false;
                return bSuccess;
            }

            uno::Reference < XSeekable > xSeek ( xStream, uno::UNO_QUERY );
            try
            {
                if ( xSeek.is() )
                {
                    // If the stream is a raw one, then we should be positioned
                    // at the beginning of the actual data
                    if ( !bToBeCompressed || bRawStream )
                    {
                        // The raw stream can neither be encrypted nor connected
                        OSL_ENSURE( !bRawStream || !(bToBeCompressed || bToBeEncrypted), "The stream is already encrypted!\n" );
                        xSeek->seek ( bRawStream ? rInfo.pStream->GetMagicalHackPos() : 0 );
                        ImplSetStoredData ( *pTempEntry, xStream );

                        // TODO/LATER: Get rid of hacks related to switching of Flag Method and Size properties!
                    }
                    else if ( bToBeEncrypted )
                    {
                        // this is the correct original size
                        pTempEntry->nSize = static_cast < sal_Int32 > ( xSeek->getLength() );
                        nOwnStreamOrigSize = pTempEntry->nSize;
                    }

                    xSeek->seek ( 0 );
                }
                else
                {
                    // Okay, we don't have an xSeekable stream. This is possibly bad.
                    // check if it's one of our own streams, if it is then we know that
                    // each time we ask for it we'll get a new stream that will be
                    // at position zero...otherwise, assert and skip this stream...
                    if ( rInfo.pStream->IsPackageMember() )
                    {
                        // if the password has been changed than the stream should not be package member any more
                        if ( rInfo.pStream->IsEncrypted() && rInfo.pStream->IsToBeEncrypted() )
                        {
                            // Should be handled close to the raw stream handling
                            bTransportOwnEncrStreamAsRaw = sal_True;
                            pTempEntry->nMethod = STORED;

                            // TODO/LATER: get rid of this situation
                            // this size should be different from the one that will be stored in manifest.xml
                            // it is used in storing algorithms and after storing the correct size will be set
                            pTempEntry->nSize = pTempEntry->nCompressedSize;
                        }
                    }
                    else
                    {
                        bSuccess = false;
                        return bSuccess;
                    }
                }
            }
            catch ( uno::Exception& )
            {
                bSuccess = false;
                return bSuccess;
            }

            if ( bToBeEncrypted || bRawStream || bTransportOwnEncrStreamAsRaw )
            {
                if ( bToBeEncrypted && !bTransportOwnEncrStreamAsRaw )
                {
                    uno::Sequence < sal_Int8 > aSalt( 16 ), aVector( rInfo.pStream->GetBlockSize() );
                    rtl_random_getBytes ( rRandomPool, aSalt.getArray(), 16 );
                    rtl_random_getBytes ( rRandomPool, aVector.getArray(), aVector.getLength() );
                    sal_Int32 nIterationCount = 1024;

                    if ( !rInfo.pStream->HasOwnKey() )
                        rInfo.pStream->setKey ( rEncryptionKey );

                    rInfo.pStream->setInitialisationVector ( aVector );
                    rInfo.pStream->setSalt ( aSalt );
                    rInfo.pStream->setIterationCount ( nIterationCount );
                }

                // last property is digest, which is inserted later if we didn't have
                // a magic header
                aPropSet.realloc(PKG_SIZE_ENCR_MNFST);

                aPropSet[PKG_MNFST_INIVECTOR].Name = sInitialisationVectorProperty;
                aPropSet[PKG_MNFST_INIVECTOR].Value <<= rInfo.pStream->getInitialisationVector();
                aPropSet[PKG_MNFST_SALT].Name = sSaltProperty;
                aPropSet[PKG_MNFST_SALT].Value <<= rInfo.pStream->getSalt();
                aPropSet[PKG_MNFST_ITERATION].Name = sIterationCountProperty;
                aPropSet[PKG_MNFST_ITERATION].Value <<= rInfo.pStream->getIterationCount ();

                // Need to store the uncompressed size in the manifest
                OSL_ENSURE( nOwnStreamOrigSize >= 0, "The stream size was not correctly initialized!\n" );
                aPropSet[PKG_MNFST_UCOMPSIZE].Name = sSizeProperty;
                aPropSet[PKG_MNFST_UCOMPSIZE].Value <<= nOwnStreamOrigSize;

                if ( bRawStream || bTransportOwnEncrStreamAsRaw )
                {
                    ::rtl::Reference< EncryptionData > xEncData = rInfo.pStream->GetEncryptionData();
                    if ( !xEncData.is() )
                        throw uno::RuntimeException();

                    aPropSet[PKG_MNFST_DIGEST].Name = sDigestProperty;
                    aPropSet[PKG_MNFST_DIGEST].Value <<= rInfo.pStream->getDigest();
                    aPropSet[PKG_MNFST_ENCALG].Name = sEncryptionAlgProperty;
                    aPropSet[PKG_MNFST_ENCALG].Value <<= xEncData->m_nEncAlg;
                    aPropSet[PKG_MNFST_STARTALG].Name = sStartKeyAlgProperty;
                    aPropSet[PKG_MNFST_STARTALG].Value <<= xEncData->m_nStartKeyGenID;
                    aPropSet[PKG_MNFST_DIGESTALG].Name = sDigestAlgProperty;
                    aPropSet[PKG_MNFST_DIGESTALG].Value <<= xEncData->m_nCheckAlg;
                    aPropSet[PKG_MNFST_DERKEYSIZE].Name = sDerivedKeySizeProperty;
                    aPropSet[PKG_MNFST_DERKEYSIZE].Value <<= xEncData->m_nDerivedKeySize;
                }
            }
        }

        // If the entry is already stored in the zip file in the format we
        // want for this write...copy it raw
        if ( !bUseNonSeekableAccess
          && ( bRawStream || bTransportOwnEncrStreamAsRaw
            || ( rInfo.pStream->IsPackageMember() && !bToBeEncrypted
              && ( ( rInfo.pStream->aEntry.nMethod == DEFLATED && bToBeCompressed )
                || ( rInfo.pStream->aEntry.nMethod == STORED && !bToBeCompressed ) ) ) ) )
        {
            // If it's a PackageMember, then it's an unbuffered stream and we need
            // to get a new version of it as we can't seek backwards.
            if ( rInfo.pStream->IsPackageMember() )
            {
                xStream = rInfo.pStream->getRawData();
                if ( !xStream.is() )
                {
                    // Make sure that we actually _got_ a new one !
                    bSuccess = false;
                    return bSuccess;
                }
            }

            try
            {
                if ( bRawStream )
                    xStream->skipBytes( rInfo.pStream->GetMagicalHackPos() );

                rZipOut.putNextEntry ( *pTempEntry, rInfo.pStream, sal_False );
                // the entry is provided to the ZipOutputStream that will delete it
                pAutoTempEntry.release();

                uno::Sequence < sal_Int8 > aSeq ( n_ConstBufferSize );
                sal_Int32 nLength;

                do
                {
                    nLength = xStream->readBytes( aSeq, n_ConstBufferSize );
                    rZipOut.rawWrite(aSeq, 0, nLength);
                }
                while ( nLength == n_ConstBufferSize );

                rZipOut.rawCloseEntry();
            }
            catch ( ZipException& )
            {
                bSuccess = false;
            }
            catch ( IOException& )
            {
                bSuccess = false;
            }
        }
        else
        {
            // This stream is defenitly not a raw stream

            // If nonseekable access is used the stream should be at the beginning and
            // is useless after the storing. Thus if the storing fails the package should
            // be thrown away ( as actually it is done currently )!
            // To allow to reuse the package after the error, the optimization must be removed!

            // If it's a PackageMember, then our previous reference held a 'raw' stream
            // so we need to re-get it, unencrypted, uncompressed and positioned at the
            // beginning of the stream
            if ( rInfo.pStream->IsPackageMember() )
            {
                xStream = rInfo.pStream->getInputStream();
                if ( !xStream.is() )
                {
                    // Make sure that we actually _got_ a new one !
                    bSuccess = false;
                    return bSuccess;
                }
            }

            if ( bToBeCompressed )
            {
                pTempEntry->nMethod = DEFLATED;
                pTempEntry->nCrc = pTempEntry->nCompressedSize = pTempEntry->nSize = -1;
            }

            try
            {
                rZipOut.putNextEntry ( *pTempEntry, rInfo.pStream, bToBeEncrypted);
                // the entry is provided to the ZipOutputStream that will delete it
                pAutoTempEntry.release();

                sal_Int32 nLength;
                uno::Sequence < sal_Int8 > aSeq (n_ConstBufferSize);
                do
                {
                    nLength = xStream->readBytes(aSeq, n_ConstBufferSize);
                    rZipOut.write(aSeq, 0, nLength);
                }
                while ( nLength == n_ConstBufferSize );

                rZipOut.closeEntry();
            }
            catch ( ZipException& )
            {
                bSuccess = false;
            }
            catch ( IOException& )
            {
                bSuccess = false;
            }

            if ( bToBeEncrypted )
            {
                ::rtl::Reference< EncryptionData > xEncData = rInfo.pStream->GetEncryptionData();
                if ( !xEncData.is() )
                    throw uno::RuntimeException();

                aPropSet[PKG_MNFST_DIGEST].Name = sDigestProperty;
                aPropSet[PKG_MNFST_DIGEST].Value <<= rInfo.pStream->getDigest();
                aPropSet[PKG_MNFST_ENCALG].Name = sEncryptionAlgProperty;
                aPropSet[PKG_MNFST_ENCALG].Value <<= xEncData->m_nEncAlg;
                aPropSet[PKG_MNFST_STARTALG].Name = sStartKeyAlgProperty;
                aPropSet[PKG_MNFST_STARTALG].Value <<= xEncData->m_nStartKeyGenID;
                aPropSet[PKG_MNFST_DIGESTALG].Name = sDigestAlgProperty;
                aPropSet[PKG_MNFST_DIGESTALG].Value <<= xEncData->m_nCheckAlg;
                aPropSet[PKG_MNFST_DERKEYSIZE].Name = sDerivedKeySizeProperty;
                aPropSet[PKG_MNFST_DERKEYSIZE].Value <<= xEncData->m_nDerivedKeySize;

                rInfo.pStream->SetIsEncrypted ( sal_True );
            }
        }

        if( bSuccess )
        {
            if ( !rInfo.pStream->IsPackageMember() )
            {
                rInfo.pStream->CloseOwnStreamIfAny();
                rInfo.pStream->SetPackageMember ( sal_True );
            }

            if ( bRawStream )
            {
                // the raw stream was integrated and now behaves
                // as usual encrypted stream
                rInfo.pStream->SetToBeEncrypted( sal_True );
            }

            // Then copy it back afterwards...
            ZipPackageFolder::copyZipEntry ( rInfo.pStream->aEntry, *pTempEntry );

            // Remove hacky bit from entry flags
            if ( rInfo.pStream->aEntry.nFlag & ( 1 << 4 ) )
            {
                rInfo.pStream->aEntry.nFlag &= ~( 1 << 4 );
                rInfo.pStream->aEntry.nMethod = STORED;
            }

            // TODO/LATER: get rid of this hack ( the encrypted stream size property is changed during saving )
            if ( rInfo.pStream->IsEncrypted() )
                rInfo.pStream->setSize( nOwnStreamOrigSize );

            rInfo.pStream->aEntry.nOffset *= -1;
        }
    }

    // folder can have a mediatype only in package format
    if ( aPropSet.getLength()
      && ( m_nFormat == embed::StorageFormats::PACKAGE || ( m_nFormat == embed::StorageFormats::OFOPXML && !rInfo.bFolder ) ) )
        rManList.push_back( aPropSet );

    return bSuccess;
}

void ZipPackageFolder::saveContents( ::rtl::OUString &rPath, std::vector < uno::Sequence < PropertyValue > > &rManList, ZipOutputStream & rZipOut, const uno::Sequence < sal_Int8 >& rEncryptionKey, rtlRandomPool &rRandomPool )
    throw( uno::RuntimeException )
{
    bool bWritingFailed = false;

    if ( maContents.begin() == maContents.end() && !rPath.isEmpty() && m_nFormat != embed::StorageFormats::OFOPXML )
    {
        // it is an empty subfolder, use workaround to store it
        ZipEntry* pTempEntry = new ZipEntry();
        ZipPackageFolder::copyZipEntry ( *pTempEntry, aEntry );
        pTempEntry->nPathLen = (sal_Int16)( ::rtl::OUStringToOString( rPath, RTL_TEXTENCODING_UTF8 ).getLength() );
        pTempEntry->nExtraLen = -1;
        pTempEntry->sPath = rPath;

        try
        {
            rZipOut.putNextEntry( *pTempEntry, NULL, sal_False );
            rZipOut.rawCloseEntry();
        }
        catch ( ZipException& )
        {
            bWritingFailed = true;
        }
        catch ( IOException& )
        {
            bWritingFailed = true;
        }
    }

    bool bMimeTypeStreamStored = false;
    ::rtl::OUString aMimeTypeStreamName( RTL_CONSTASCII_USTRINGPARAM( "mimetype" ) );
    if ( m_nFormat == embed::StorageFormats::ZIP && rPath.isEmpty() )
    {
        // let the "mimtype" stream in root folder be stored as the first stream if it is zip format
        ContentHash::iterator aIter = maContents.find ( aMimeTypeStreamName );
        if ( aIter != maContents.end() && !(*aIter).second->bFolder )
        {
            bMimeTypeStreamStored = true;
            bWritingFailed = !saveChild( (*aIter).first, *(*aIter).second, rPath, rManList, rZipOut, rEncryptionKey, rRandomPool );
        }
    }

    for ( ContentHash::const_iterator aCI = maContents.begin(), aEnd = maContents.end();
          aCI != aEnd;
          aCI++)<--- Prefer prefix ++/-- operators for non-primitive types.
    {
        const ::rtl::OUString &rShortName = (*aCI).first;
        const ContentInfo &rInfo = *(*aCI).second;

        if ( !bMimeTypeStreamStored || !rShortName.equals( aMimeTypeStreamName ) )
            bWritingFailed = !saveChild( rShortName, rInfo, rPath, rManList, rZipOut, rEncryptionKey, rRandomPool );
    }

    if( bWritingFailed )
        throw uno::RuntimeException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >() );
}

void ZipPackageFolder::releaseUpwardRef( void )
{
    // Now it is possible that a package folder is disconnected from the package before removing of the folder.
    // Such a scenario is used in storage implementation. When a new version of a folder is provided the old
    // one is retrieved, removed from the package but preserved for the error handling.
    // In this scenario the referencing to the parent is not really useful, since it requires disposing.

    // Actually there is no need in having a reference to the parent, it even make things more complicated and
    // requires disposing mechanics. Using of a simple pointer seems to be easier solution and also a safe enough.

    clearParent();

#if 0
    for ( ContentHash::const_iterator aCI = maContents.begin();
          aCI!=maContents.end();
          aCI++)
    {
        ContentInfo &rInfo = * (*aCI).second;
        if ( rInfo.bFolder )// && ! rInfo.pFolder->HasReleased () )
            rInfo.pFolder->releaseUpwardRef();
        else //if ( !rInfo.bFolder && !rInfo.pStream->HasReleased() )
            rInfo.pStream->clearParent();
    }
    clearParent();

    OSL_ENSURE ( m_refCount == 1, "Ref-count is not 1!" );
#endif
}

sal_Int64 SAL_CALL ZipPackageFolder::getSomething( const uno::Sequence< sal_Int8 >& aIdentifier )
    throw(uno::RuntimeException)
{
    sal_Int64 nMe = 0;
    if ( aIdentifier.getLength() == 16 &&
         0 == rtl_compareMemory(static_getImplementationId().getConstArray(),  aIdentifier.getConstArray(), 16 ) )
        nMe = reinterpret_cast < sal_Int64 > ( this );
    return nMe;
}
void SAL_CALL ZipPackageFolder::setPropertyValue( const ::rtl::OUString& aPropertyName, const uno::Any& aValue )
        throw(UnknownPropertyException, PropertyVetoException, IllegalArgumentException, WrappedTargetException, uno::RuntimeException)
{
    if ( aPropertyName == "MediaType" )
    {
        // TODO/LATER: activate when zip ucp is ready
        // if ( m_nFormat != embed::StorageFormats::PACKAGE )
        //  throw UnknownPropertyException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >() );

        aValue >>= sMediaType;
    }
    else if ( aPropertyName == "Version" )
        aValue >>= m_sVersion;
    else if ( aPropertyName == "Size" )
        aValue >>= aEntry.nSize;
    else
        throw UnknownPropertyException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >() );
}
uno::Any SAL_CALL ZipPackageFolder::getPropertyValue( const ::rtl::OUString& PropertyName )
        throw(UnknownPropertyException, WrappedTargetException, uno::RuntimeException)
{
    if ( PropertyName == "MediaType" )
    {
        // TODO/LATER: activate when zip ucp is ready
        // if ( m_nFormat != embed::StorageFormats::PACKAGE )
        //  throw UnknownPropertyException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >() );

        return uno::makeAny ( sMediaType );
    }
    else if ( PropertyName == "Version" )
        return uno::makeAny( m_sVersion );
    else if ( PropertyName == "Size" )
        return uno::makeAny ( aEntry.nSize );
    else
        throw UnknownPropertyException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( OSL_LOG_PREFIX ) ), uno::Reference< uno::XInterface >() );
}

void ZipPackageFolder::doInsertByName ( ZipPackageEntry *pEntry, sal_Bool bSetParent )
        throw(IllegalArgumentException, ElementExistException, WrappedTargetException, uno::RuntimeException)
{
    try
    {
        if ( pEntry->IsFolder() )
            maContents[pEntry->getName()] = new ContentInfo ( static_cast < ZipPackageFolder *> ( pEntry ) );
        else
            maContents[pEntry->getName()] = new ContentInfo ( static_cast < ZipPackageStream *> ( pEntry ) );
    }
    catch(const uno::Exception& rEx)
    {
        (void)rEx;
        throw;
    }
    if ( bSetParent )
        pEntry->setParent ( *this );
}
::rtl::OUString ZipPackageFolder::getImplementationName()
    throw (uno::RuntimeException)
{
    return ::rtl::OUString ( RTL_CONSTASCII_USTRINGPARAM ( "ZipPackageFolder" ) );
}

uno::Sequence< ::rtl::OUString > ZipPackageFolder::getSupportedServiceNames()
    throw (uno::RuntimeException)
{
    uno::Sequence< ::rtl::OUString > aNames(1);
    aNames[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "com.sun.star.packages.PackageFolder" ) );
    return aNames;
}
sal_Bool SAL_CALL ZipPackageFolder::supportsService( ::rtl::OUString const & rServiceName )
    throw (uno::RuntimeException)
{
    return rServiceName == getSupportedServiceNames()[0];
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */