diff options
Diffstat (limited to 'src/libs/3rdparty/7zip/win/CPP/7zip/Compress/LzmaDecoder.h')
-rw-r--r-- | src/libs/3rdparty/7zip/win/CPP/7zip/Compress/LzmaDecoder.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/libs/3rdparty/7zip/win/CPP/7zip/Compress/LzmaDecoder.h b/src/libs/3rdparty/7zip/win/CPP/7zip/Compress/LzmaDecoder.h new file mode 100644 index 000000000..140c48b9c --- /dev/null +++ b/src/libs/3rdparty/7zip/win/CPP/7zip/Compress/LzmaDecoder.h @@ -0,0 +1,88 @@ +// 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 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(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(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 |