other-licenses/7zstub/src/7zip/Archive/7z/7zFolderOutStream.h

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0 1 // 7zFolderOutStream.h
michael@0 2
michael@0 3 #ifndef __7Z_FOLDEROUTSTREAM_H
michael@0 4 #define __7Z_FOLDEROUTSTREAM_H
michael@0 5
michael@0 6 #include "7zIn.h"
michael@0 7
michael@0 8 #include "../../IStream.h"
michael@0 9 #include "../IArchive.h"
michael@0 10 #include "../Common/OutStreamWithCRC.h"
michael@0 11
michael@0 12 namespace NArchive {
michael@0 13 namespace N7z {
michael@0 14
michael@0 15 class CFolderOutStream:
michael@0 16 public ISequentialOutStream,
michael@0 17 public CMyUnknownImp
michael@0 18 {
michael@0 19 public:
michael@0 20 MY_UNKNOWN_IMP
michael@0 21
michael@0 22 CFolderOutStream();
michael@0 23
michael@0 24 STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
michael@0 25 private:
michael@0 26
michael@0 27 COutStreamWithCRC *_outStreamWithHashSpec;
michael@0 28 CMyComPtr<ISequentialOutStream> _outStreamWithHash;
michael@0 29 const CArchiveDatabaseEx *_archiveDatabase;
michael@0 30 const CBoolVector *_extractStatuses;
michael@0 31 UInt32 _startIndex;
michael@0 32 UInt32 _ref2Offset;
michael@0 33 int _currentIndex;
michael@0 34 // UInt64 _currentDataPos;
michael@0 35 CMyComPtr<IArchiveExtractCallback> _extractCallback;
michael@0 36 bool _testMode;
michael@0 37
michael@0 38 bool _fileIsOpen;
michael@0 39 UInt64 _filePos;
michael@0 40
michael@0 41 HRESULT OpenFile();
michael@0 42 HRESULT WriteEmptyFiles();
michael@0 43 public:
michael@0 44 HRESULT Init(
michael@0 45 const CArchiveDatabaseEx *archiveDatabase,
michael@0 46 UInt32 ref2Offset,
michael@0 47 UInt32 startIndex,
michael@0 48 const CBoolVector *extractStatuses,
michael@0 49 IArchiveExtractCallback *extractCallback,
michael@0 50 bool testMode);
michael@0 51 HRESULT FlushCorrupted(Int32 resultEOperationResult);
michael@0 52 HRESULT WasWritingFinished();
michael@0 53 };
michael@0 54
michael@0 55 }}
michael@0 56
michael@0 57 #endif

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