Keep only base/extractor.[cc|h].

third_party/lzma/v4_65/files/CPP/7zip/Archive/Common/CoderMixer2.cpp

-// CoderMixer2.cpp
-
-#include "StdAfx.h"
-
-#include "CoderMixer2.h"
-
-namespace NCoderMixer {
-
-CBindReverseConverter::CBindReverseConverter(const CBindInfo &srcBindInfo):
-  _srcBindInfo(srcBindInfo)
-{
-  srcBindInfo.GetNumStreams(NumSrcInStreams, _numSrcOutStreams);
-
-  UInt32  j;
-  for (j = 0; j < NumSrcInStreams; j++)
-  {
-    _srcInToDestOutMap.Add(0);
-    DestOutToSrcInMap.Add(0);
-  }
-  for (j = 0; j < _numSrcOutStreams; j++)
-  {
-    _srcOutToDestInMap.Add(0);
-    _destInToSrcOutMap.Add(0);
-  }
-
-  UInt32 destInOffset = 0;
-  UInt32 destOutOffset = 0;
-  UInt32 srcInOffset = NumSrcInStreams;
-  UInt32 srcOutOffset = _numSrcOutStreams;
-
-  for (int i = srcBindInfo.Coders.Size() - 1; i >= 0; i--)
-  {
-    const CCoderStreamsInfo &srcCoderInfo = srcBindInfo.Coders[i];
-
-    srcInOffset -= srcCoderInfo.NumInStreams;
-    srcOutOffset -= srcCoderInfo.NumOutStreams;
-    
-    UInt32 j;
-    for (j = 0; j < srcCoderInfo.NumInStreams; j++, destOutOffset++)
-    {
-      UInt32 index = srcInOffset + j;
-      _srcInToDestOutMap[index] = destOutOffset;
-      DestOutToSrcInMap[destOutOffset] = index;
-    }
-    for (j = 0; j < srcCoderInfo.NumOutStreams; j++, destInOffset++)
-    {
-      UInt32 index = srcOutOffset + j;
-      _srcOutToDestInMap[index] = destInOffset;
-      _destInToSrcOutMap[destInOffset] = index;
-    }
-  }
-}
-
-void CBindReverseConverter::CreateReverseBindInfo(CBindInfo &destBindInfo)
-{
-  destBindInfo.Coders.Clear();
-  destBindInfo.BindPairs.Clear();
-  destBindInfo.InStreams.Clear();
-  destBindInfo.OutStreams.Clear();
-
-  int i;
-  for (i = _srcBindInfo.Coders.Size() - 1; i >= 0; i--)
-  {
-    const CCoderStreamsInfo &srcCoderInfo = _srcBindInfo.Coders[i];
-    CCoderStreamsInfo destCoderInfo;
-    destCoderInfo.NumInStreams = srcCoderInfo.NumOutStreams;
-    destCoderInfo.NumOutStreams = srcCoderInfo.NumInStreams;
-    destBindInfo.Coders.Add(destCoderInfo);
-  }
-  for (i = _srcBindInfo.BindPairs.Size() - 1; i >= 0; i--)
-  {
-    const CBindPair &srcBindPair = _srcBindInfo.BindPairs[i];
-    CBindPair destBindPair;
-    destBindPair.InIndex = _srcOutToDestInMap[srcBindPair.OutIndex];
-    destBindPair.OutIndex = _srcInToDestOutMap[srcBindPair.InIndex];
-    destBindInfo.BindPairs.Add(destBindPair);
-  }
-  for (i = 0; i < _srcBindInfo.InStreams.Size(); i++)
-    destBindInfo.OutStreams.Add(_srcInToDestOutMap[_srcBindInfo.InStreams[i]]);
-  for (i = 0; i < _srcBindInfo.OutStreams.Size(); i++)
-    destBindInfo.InStreams.Add(_srcOutToDestInMap[_srcBindInfo.OutStreams[i]]);
-}
-
-CCoderInfo2::CCoderInfo2(UInt32 numInStreams, UInt32 numOutStreams):
-    NumInStreams(numInStreams),
-    NumOutStreams(numOutStreams)
-{
-  InSizes.Reserve(NumInStreams);
-  InSizePointers.Reserve(NumInStreams);
-  OutSizePointers.Reserve(NumOutStreams);
-  OutSizePointers.Reserve(NumOutStreams);
-}
-
-static void SetSizes(const UInt64 **srcSizes, CRecordVector<UInt64> &sizes,
-    CRecordVector<const UInt64 *> &sizePointers, UInt32 numItems)
-{
-  sizes.Clear();
-  sizePointers.Clear();
-  for(UInt32 i = 0; i < numItems; i++)
-  {
-    if (srcSizes == 0 || srcSizes[i] == NULL)
-    {
-      sizes.Add(0);
-      sizePointers.Add(NULL);
-    }
-    else
-    {
-      sizes.Add(*srcSizes[i]);
-      sizePointers.Add(&sizes.Back());
-    }
-  }
-}
-
-void CCoderInfo2::SetCoderInfo(const UInt64 **inSizes,
-      const UInt64 **outSizes)
-{
-  SetSizes(inSizes, InSizes, InSizePointers, NumInStreams);
-  SetSizes(outSizes, OutSizes, OutSizePointers, NumOutStreams);
-}
-
-}