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77 lines
2.1 KiB
C++
77 lines
2.1 KiB
C++
// LzmaDecoder.h
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#ifndef __LZMA_DECODER_H
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#define __LZMA_DECODER_H
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#include "../../../C/LzmaDec.h"
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#include "../../Common/MyCom.h"
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#include "../ICoder.h"
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namespace NCompress {
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namespace NLzma {
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class CDecoder:
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public ICompressCoder,
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public ICompressSetDecoderProperties2,
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#ifndef NO_READ_FROM_CODER
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public ICompressSetInStream,
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public ICompressSetOutStreamSize,
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public ISequentialInStream,
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#endif
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public CMyUnknownImp
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{
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CMyComPtr<ISequentialInStream> _inStream;
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Byte *_inBuf;
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UInt32 _inPos;
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UInt32 _inSize;
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CLzmaDec _state;
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bool _propsWereSet;
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bool _outSizeDefined;
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UInt64 _outSize;
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UInt64 _inSizeProcessed;
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UInt64 _outSizeProcessed;
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HRESULT CreateInputBuffer();
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HRESULT CodeSpec(ISequentialInStream *inStream, ISequentialOutStream *outStream, ICompressProgressInfo *progress);
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void SetOutStreamSizeResume(const UInt64 *outSize);
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public:
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MY_QUERYINTERFACE_BEGIN
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MY_QUERYINTERFACE_ENTRY(ICompressSetDecoderProperties2)
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#ifndef NO_READ_FROM_CODER
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MY_QUERYINTERFACE_ENTRY(ICompressSetInStream)
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MY_QUERYINTERFACE_ENTRY(ICompressSetOutStreamSize)
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MY_QUERYINTERFACE_ENTRY(ISequentialInStream)
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#endif
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MY_QUERYINTERFACE_END
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MY_ADDREF_RELEASE
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STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream,
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const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);
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STDMETHOD(SetDecoderProperties2)(const Byte *data, UInt32 size);
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STDMETHOD(SetOutStreamSize)(const UInt64 *outSize);
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#ifndef NO_READ_FROM_CODER
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STDMETHOD(SetInStream)(ISequentialInStream *inStream);
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STDMETHOD(ReleaseInStream)();
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STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
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HRESULT CodeResume(ISequentialOutStream *outStream, const UInt64 *outSize, ICompressProgressInfo *progress);
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HRESULT ReadFromInputStream(void *data, UInt32 size, UInt32 *processedSize);
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UInt64 GetInputProcessedSize() const { return _inSizeProcessed; }
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#endif
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bool FinishStream;
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CDecoder();
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virtual ~CDecoder();
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};
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}}
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#endif
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