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69 lines
1.4 KiB
C++
Executable File
69 lines
1.4 KiB
C++
Executable File
// 7z/FolderInStream.h
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#pragma once
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#ifndef __7Z_FOLDERINSTREAM_H
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#define __7Z_FOLDERINSTREAM_H
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#include "7zItem.h"
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#include "7zHeader.h"
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#include "../IArchive.h"
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#include "../Common/InStreamWithCRC.h"
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#include "../../IStream.h"
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#include "../../ICoder.h"
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namespace NArchive {
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namespace N7z {
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class CFolderInStream:
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public ISequentialInStream,
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public ICompressGetSubStreamSize,
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public CMyUnknownImp
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{
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public:
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MY_UNKNOWN_IMP1(ICompressGetSubStreamSize)
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CFolderInStream();
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STDMETHOD(Read)(void *data, UINT32 size, UINT32 *processedSize);
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STDMETHOD(ReadPart)(void *data, UINT32 size, UINT32 *processedSize);
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STDMETHOD(GetSubStreamSize)(UINT64 subStream, UINT64 *value);
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private:
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CInStreamWithCRC *_inStreamWithHashSpec;
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CMyComPtr<ISequentialInStream> _inStreamWithHash;
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CMyComPtr<IArchiveUpdateCallback> _updateCallback;
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bool _currentSizeIsDefined;
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UINT64 _currentSize;
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bool _fileIsOpen;
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UINT64 _filePos;
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const UINT32 *_fileIndices;
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UINT32 _numFiles;
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UINT32 _fileIndex;
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HRESULT OpenStream();
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HRESULT CloseStream();
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void AddDigest();
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public:
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void Init(IArchiveUpdateCallback *updateCallback,
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const UINT32 *fileIndices, UINT32 numFiles);
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CRecordVector<UINT32> CRCs;
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CRecordVector<UINT64> Sizes;
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UINT64 GetFullSize() const
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{
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UINT64 size = 0;
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for (int i = 0; i < Sizes.Size(); i++)
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size += Sizes[i];
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return size;
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}
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};
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}}
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#endif
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