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This commit is contained in:
Tino Reichardt
2016-06-25 21:15:50 +02:00
commit c3967fe27a
1199 changed files with 290375 additions and 0 deletions
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91
CPP/7zip/Compress/LzmaDecoder.h Normal file
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// LzmaDecoder.h
#ifndef __LZMA_DECODER_H
#define __LZMA_DECODER_H
#include "../../../C/LzmaDec.h"
#include "../../Common/MyCom.h"
#include "../ICoder.h"
namespace NCompress {
namespace NLzma {
class CDecoder:
public ICompressCoder,
public ICompressSetDecoderProperties2,
public ICompressSetFinishMode,
public ICompressSetBufSize,
#ifndef NO_READ_FROM_CODER
public ICompressSetInStream,
public ICompressSetOutStreamSize,
public ISequentialInStream,
#endif
public CMyUnknownImp
{
CMyComPtr<ISequentialInStream> _inStream;
Byte *_inBuf;
UInt32 _inPos;
UInt32 _inSize;
CLzmaDec _state;
bool _propsWereSet;
bool _outSizeDefined;
UInt64 _outSize;
UInt64 _inSizeProcessed;
UInt64 _outSizeProcessed;
UInt32 _inBufSizeAllocated;
UInt32 _inBufSize;
UInt32 _outBufSize;
SizeT _wrPos;
HRESULT CreateInputBuffer();
HRESULT CodeSpec(ISequentialInStream *inStream, ISequentialOutStream *outStream, ICompressProgressInfo *progress);
void SetOutStreamSizeResume(const UInt64 *outSize);
public:
MY_QUERYINTERFACE_BEGIN2(ICompressCoder)
MY_QUERYINTERFACE_ENTRY(ICompressSetDecoderProperties2)
MY_QUERYINTERFACE_ENTRY(ICompressSetFinishMode)
MY_QUERYINTERFACE_ENTRY(ICompressSetBufSize)
#ifndef NO_READ_FROM_CODER
MY_QUERYINTERFACE_ENTRY(ICompressSetInStream)
MY_QUERYINTERFACE_ENTRY(ICompressSetOutStreamSize)
MY_QUERYINTERFACE_ENTRY(ISequentialInStream)
#endif
MY_QUERYINTERFACE_END
MY_ADDREF_RELEASE
STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream,
const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);
STDMETHOD(SetDecoderProperties2)(const Byte *data, UInt32 size);
STDMETHOD(SetFinishMode)(UInt32 finishMode);
STDMETHOD(SetOutStreamSize)(const UInt64 *outSize);
STDMETHOD(SetInBufSize)(UInt32 streamIndex, UInt32 size);
STDMETHOD(SetOutBufSize)(UInt32 streamIndex, UInt32 size);
#ifndef NO_READ_FROM_CODER
STDMETHOD(SetInStream)(ISequentialInStream *inStream);
STDMETHOD(ReleaseInStream)();
STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
HRESULT CodeResume(ISequentialOutStream *outStream, const UInt64 *outSize, ICompressProgressInfo *progress);
HRESULT ReadFromInputStream(void *data, UInt32 size, UInt32 *processedSize);
UInt64 GetInputProcessedSize() const { return _inSizeProcessed; }
#endif
bool FinishStream; // set it before decoding, if you need to decode full LZMA stream
bool NeedMoreInput; // it's set by decoder, if it needs more input data to decode stream
CDecoder();
virtual ~CDecoder();
UInt64 GetOutputProcessedSize() const { return _outSizeProcessed; }
};
}}
#endif