payloads/bayou/util/pbuilder/lzma/C/7zip/Compress/LZ/IMatchFinder.h

   1 // MatchFinders/IMatchFinder.h
   2
   3 #ifndef __IMATCHFINDER_H
   4 #define __IMATCHFINDER_H
   5
   6 struct IInWindowStream: public IUnknown
   7 {
   8   STDMETHOD(SetStream)(ISequentialInStream *inStream) PURE;
   9   STDMETHOD_(void, ReleaseStream)() PURE;
  10   STDMETHOD(Init)() PURE;
  11   STDMETHOD_(Byte, GetIndexByte)(Int32 index) PURE;
  12   STDMETHOD_(UInt32, GetMatchLen)(Int32 index, UInt32 distance, UInt32 limit) PURE;
  13   STDMETHOD_(UInt32, GetNumAvailableBytes)() PURE;
  14   STDMETHOD_(const Byte *, GetPointerToCurrentPos)() PURE;
  15   STDMETHOD_(Int32, NeedChangeBufferPos)(UInt32 numCheckBytes) PURE;
  16   STDMETHOD_(void, ChangeBufferPos)() PURE;
  17 };
  18
  19 struct IMatchFinder: public IInWindowStream
  20 {
  21   STDMETHOD(Create)(UInt32 historySize, UInt32 keepAddBufferBefore,
  22       UInt32 matchMaxLen, UInt32 keepAddBufferAfter) PURE;
  23   STDMETHOD(GetMatches)(UInt32 *distances) PURE;
  24   STDMETHOD(Skip)(UInt32 num) PURE;
  25 };
  26
  27 struct IMatchFinderSetNumPasses
  28 {
  29   //virtual ~IMatchFinderSetNumPasses(){}
  30   virtual void SetNumPasses(UInt32 numPasses) PURE;
  31 };
  32
  33 #endif