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// MatchFinders/IMatchFinder.h
#ifndef __IMATCHFINDER_H
#define __IMATCHFINDER_H
struct IInWindowStream: public IUnknown
{
STDMETHOD(SetStream)(ISequentialInStream *inStream) PURE;
STDMETHOD_(void, ReleaseStream)() PURE;
STDMETHOD(Init)() PURE;
STDMETHOD_(Byte, GetIndexByte)(Int32 index) PURE;
STDMETHOD_(UInt32, GetMatchLen)(Int32 index, UInt32 distance, UInt32 limit) PURE;
STDMETHOD_(UInt32, GetNumAvailableBytes)() PURE;
STDMETHOD_(const Byte *, GetPointerToCurrentPos)() PURE;
STDMETHOD_(Int32, NeedChangeBufferPos)(UInt32 numCheckBytes) PURE;
STDMETHOD_(void, ChangeBufferPos)() PURE;
};
struct IMatchFinder: public IInWindowStream
{
STDMETHOD(Create)(UInt32 historySize, UInt32 keepAddBufferBefore,
UInt32 matchMaxLen, UInt32 keepAddBufferAfter) PURE;
STDMETHOD(GetMatches)(UInt32 *distances) PURE;
STDMETHOD(Skip)(UInt32 num) PURE;
};
struct IMatchFinderSetNumPasses
{
virtual ~IMatchFinderSetNumPasses(){}
virtual void SetNumPasses(UInt32 numPasses) PURE;
};
#endif
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