1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/win32/7zip/7z/CPP/7zip/Compress/BranchCoder.h	Sat Mar 03 10:31:27 2012 -0600
     1.3 @@ -0,0 +1,44 @@
     1.4 +// BranchCoder.h
     1.5 +
     1.6 +#ifndef __COMPRESS_BRANCH_CODER_H
     1.7 +#define __COMPRESS_BRANCH_CODER_H
     1.8 +
     1.9 +#include "../../Common/MyCom.h"
    1.10 +
    1.11 +#include "../ICoder.h"
    1.12 +
    1.13 +class CBranchConverter:
    1.14 +  public ICompressFilter,
    1.15 +  public CMyUnknownImp
    1.16 +{
    1.17 +protected:
    1.18 +  UInt32 _bufferPos;
    1.19 +  virtual void SubInit() {}
    1.20 +  virtual UInt32 SubFilter(Byte *data, UInt32 size) = 0;
    1.21 +public:
    1.22 +  MY_UNKNOWN_IMP;
    1.23 +  STDMETHOD(Init)();
    1.24 +  STDMETHOD_(UInt32, Filter)(Byte *data, UInt32 size);
    1.25 +};
    1.26 +
    1.27 +#define MyClassEncoderA(Name) class C ## Name: public CBranchConverter \
    1.28 +  { public: UInt32 SubFilter(Byte *data, UInt32 size); };
    1.29 +
    1.30 +#define MyClassDecoderA(Name) class C ## Name: public CBranchConverter \
    1.31 +  { public: UInt32 SubFilter(Byte *data, UInt32 size); };
    1.32 +
    1.33 +#define MyClassEncoderB(Name, ADD_ITEMS, ADD_INIT) class C ## Name: public CBranchConverter, public ADD_ITEMS \
    1.34 +  { public: UInt32 SubFilter(Byte *data, UInt32 size); ADD_INIT};
    1.35 +
    1.36 +#define MyClassDecoderB(Name, ADD_ITEMS, ADD_INIT) class C ## Name: public CBranchConverter, public ADD_ITEMS \
    1.37 +  { public: UInt32 SubFilter(Byte *data, UInt32 size); ADD_INIT};
    1.38 +
    1.39 +#define MyClassA(Name, id, subId)  \
    1.40 +MyClassEncoderA(Name ## _Encoder) \
    1.41 +MyClassDecoderA(Name ## _Decoder)
    1.42 +
    1.43 +#define MyClassB(Name, id, subId, ADD_ITEMS, ADD_INIT)  \
    1.44 +MyClassEncoderB(Name ## _Encoder, ADD_ITEMS, ADD_INIT) \
    1.45 +MyClassDecoderB(Name ## _Decoder, ADD_ITEMS, ADD_INIT)
    1.46 +
    1.47 +#endif