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- made an extra zstd.mak file - removed Format7zZStd - SFXSetup also has zstd now - the big 7z.dll is backward compatible to: 0.5 .. 0.7 - the small 7za.dll has only support for zstd 0.8
76 lines
1.6 KiB
C++
76 lines
1.6 KiB
C++
// ZstdEncoder.h
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// (C) 2016 Rich Geldreich, Tino Reichardt
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#define ZSTD_STATIC_LINKING_ONLY
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#include "../../../C/Alloc.h"
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#include "../../../C/ZStd/zstd.h"
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#include "../../../C/ZStd/zbuff.h"
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#include "../../Common/Common.h"
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#include "../../Common/MyCom.h"
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#include "../ICoder.h"
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#include "../Common/StreamUtils.h"
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#ifndef EXTRACT_ONLY
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namespace NCompress {
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namespace NZSTD {
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struct CProps
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{
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CProps() { clear (); }
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void clear ()
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{
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memset (this, 0, sizeof (*this));
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_ver_major = ZSTD_VERSION_MAJOR;
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_ver_minor = ZSTD_VERSION_MINOR;
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_level = 3;
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}
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Byte _ver_major;
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Byte _ver_minor;
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Byte _level;
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Byte _reserved[2];
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};
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class CEncoder:
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public ICompressCoder,
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public ICompressSetCoderProperties,
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public ICompressWriteCoderProperties,
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public CMyUnknownImp
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{
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ZBUFF_CCtx *_state;
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CProps _props;
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Byte *_inBuf;
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Byte *_outBuf;
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UInt32 _inPos;
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UInt32 _inSize;
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UInt32 _inBufSizeAllocated;
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UInt32 _outBufSizeAllocated;
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size_t _inBufSize;
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size_t _outBufSize;
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UInt64 _inSizeProcessed;
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UInt64 _outSizeProcessed;
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HRESULT CreateCompressor ();
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HRESULT CreateBuffers ();
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public:
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MY_UNKNOWN_IMP2 (ICompressSetCoderProperties, ICompressWriteCoderProperties)
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STDMETHOD (Code) (ISequentialInStream * inStream, ISequentialOutStream *
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outStream, const UInt64 * inSize, const UInt64 * outSize,
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ICompressProgressInfo * progress);
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STDMETHOD (SetCoderProperties) (const PROPID * propIDs,
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const PROPVARIANT *props, UInt32 numProps);
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STDMETHOD (WriteCoderProperties) (ISequentialOutStream * outStream);
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CEncoder();
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virtual ~CEncoder();
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};
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}}
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#endif
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