4.44 beta

CPP/7zip/Compress/Rar/DllExports.cpp

@@ -0,0 +1,91 @@
+// DLLExports.cpp
+
+#include "StdAfx.h"
+
+#include "Common/MyInitGuid.h"
+#include "Common/ComTry.h"
+
+#include "Rar1Decoder.h"
+#include "Rar2Decoder.h"
+#include "Rar3Decoder.h"
+// #include "Rar29Decoder.h"
+
+#define RarClassId(ver) CLSID_CCompressRar ## ver ## Decoder
+
+#define MyClassRar(ver) DEFINE_GUID(RarClassId(ver), \
+0x23170F69, 0x40C1, 0x278B, 0x04, 0x03, ver, 0x00, 0x00, 0x00, 0x00, 0x00);
+
+MyClassRar(1);
+MyClassRar(2);
+MyClassRar(3);
+
+#define CreateCoder(ver) if (*clsid == RarClassId(ver)) \
+{ if (!correctInterface) return E_NOINTERFACE; \
+coder = (ICompressCoder *)new NCompress::NRar ## ver::CDecoder; }
+
+extern "C"
+BOOL WINAPI DllMain(HINSTANCE /* hInstance */, DWORD /* dwReason */, LPVOID /*lpReserved*/)
+{
+  return TRUE;
+}
+
+STDAPI CreateObject(const GUID *clsid, const GUID *iid, void **outObject)
+{
+  COM_TRY_BEGIN
+  *outObject = 0;
+  int correctInterface = (*iid == IID_ICompressCoder);
+  CMyComPtr<ICompressCoder> coder;
+  CreateCoder(1) else
+  CreateCoder(2) else
+  CreateCoder(3) else    
+  return CLASS_E_CLASSNOTAVAILABLE;
+  *outObject = coder.Detach();
+  COM_TRY_END
+  return S_OK;
+}
+
+struct CRarMethodItem
+{
+  char ID[3];
+  const wchar_t *UserName;
+  const GUID *Decoder;
+};
+
+static CRarMethodItem g_Methods[] =
+{
+  { { 0x04, 0x03, 0x01 }, L"Rar15", &RarClassId(1) },
+  { { 0x04, 0x03, 0x02 }, L"Rar20", &RarClassId(2) },
+  { { 0x04, 0x03, 0x03 }, L"Rar29", &RarClassId(3) }
+};
+
+STDAPI GetNumberOfMethods(UINT32 *numMethods)
+{
+  *numMethods = sizeof(g_Methods) / sizeof(g_Methods[1]);
+  return S_OK;
+}
+
+STDAPI GetMethodProperty(UINT32 index, PROPID propID, PROPVARIANT *value)
+{
+  if (index > sizeof(g_Methods) / sizeof(g_Methods[1]))
+    return E_INVALIDARG;
+  VariantClear((tagVARIANT *)value);
+  const CRarMethodItem &method = g_Methods[index];
+  switch(propID)
+  {
+    case NMethodPropID::kID:
+      if ((value->bstrVal = ::SysAllocStringByteLen(method.ID, 
+          sizeof(method.ID))) != 0)
+        value->vt = VT_BSTR;
+      return S_OK;
+    case NMethodPropID::kName:
+      if ((value->bstrVal = ::SysAllocString(method.UserName)) != 0)
+        value->vt = VT_BSTR;
+      return S_OK;
+    case NMethodPropID::kDecoder:
+      if ((value->bstrVal = ::SysAllocStringByteLen(
+          (const char *)method.Decoder, sizeof(GUID))) != 0)
+        value->vt = VT_BSTR;
+      return S_OK;
+  }
+  return S_OK;
+}

CPP/7zip/Compress/Rar/Rar1Decoder.cpp

@@ -0,0 +1,485 @@
+// Rar1Decoder.cpp
+// According to unRAR license,
+// this code may not be used to develop a 
+// RAR (WinRAR) compatible archiver
+ 
+#include "StdAfx.h"
+
+#include "Rar1Decoder.h"
+
+namespace NCompress {
+namespace NRar1 {
+
+static UInt32 PosL1[]={0,0,0,2,3,5,7,11,16,20,24,32,32, 256};
+static UInt32 PosL2[]={0,0,0,0,5,7,9,13,18,22,26,34,36, 256};
+static UInt32 PosHf0[]={0,0,0,0,0,8,16,24,33,33,33,33,33, 257};
+static UInt32 PosHf1[]={0,0,0,0,0,0,4,44,60,76,80,80,127, 257};
+static UInt32 PosHf2[]={0,0,0,0,0,0,2,7,53,117,233, 257,0};
+static UInt32 PosHf3[]={0,0,0,0,0,0,0,2,16,218,251, 257,0};
+static UInt32 PosHf4[]={0,0,0,0,0,0,0,0,0,255, 257,0,0};
+
+static const UInt32 kHistorySize = (1 << 16);
+
+class CCoderReleaser
+{
+  CDecoder *m_Coder;
+public:
+  CCoderReleaser(CDecoder *coder): m_Coder(coder) {}
+  ~CCoderReleaser() { m_Coder->ReleaseStreams(); }
+};
+
+CDecoder::CDecoder(): m_IsSolid(false) { }
+
+void CDecoder::InitStructures()
+{
+  for(int i = 0; i < kNumRepDists; i++)
+    m_RepDists[i] = 0;
+  m_RepDistPtr = 0;
+  LastLength = 0;
+  LastDist = 0;
+}
+
+UInt32 CDecoder::ReadBits(int numBits) { return m_InBitStream.ReadBits(numBits); }
+
+HRESULT CDecoder::CopyBlock(UInt32 distance, UInt32 len)
+{
+  m_UnpackSize -= len;
+  return m_OutWindowStream.CopyBlock(distance, len) ? S_OK : S_FALSE;
+}
+
+
+UInt32 CDecoder::DecodeNum(const UInt32 *posTab)
+{
+  UInt32 startPos = 2;
+  UInt32 num = m_InBitStream.GetValue(12);
+  for (;;)
+  {
+    UInt32 cur = (posTab[startPos + 1] - posTab[startPos]) << (12 - startPos);
+    if (num < cur)
+      break;
+    startPos++;
+    num -= cur;
+  }
+  m_InBitStream.MovePos(startPos);
+  return((num >> (12 - startPos)) + posTab[startPos]);
+}
+
+static Byte kShortLen1[]  = {1,3,4,4,5,6,7,8,8,4,4,5,6,6 };
+static Byte kShortLen1a[] = {1,4,4,4,5,6,7,8,8,4,4,5,6,6,4 };
+static Byte kShortLen2[]  = {2,3,3,3,4,4,5,6,6,4,4,5,6,6 };
+static Byte kShortLen2a[] = {2,3,3,4,4,4,5,6,6,4,4,5,6,6,4 };
+static UInt32 kShortXor1[] = {0,0xa0,0xd0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff,0xc0,0x80,0x90,0x98,0x9c,0xb0};
+static UInt32 kShortXor2[] = {0,0x40,0x60,0xa0,0xd0,0xe0,0xf0,0xf8,0xfc,0xc0,0x80,0x90,0x98,0x9c,0xb0};
+
+HRESULT CDecoder::ShortLZ()
+{
+  UInt32 len, saveLen, dist;
+  int distancePlace;
+  Byte *kShortLen;
+  const UInt32 *kShortXor;
+  NumHuf = 0;
+
+  if (LCount == 2)
+  {
+    if (ReadBits(1))
+      return CopyBlock(LastDist, LastLength);
+    LCount = 0;
+  }
+
+  UInt32 bitField = m_InBitStream.GetValue(8);
+
+  if (AvrLn1 < 37)
+  {
+    kShortLen = Buf60 ? kShortLen1a : kShortLen1;
+    kShortXor = kShortXor1;
+  }
+  else
+  {
+    kShortLen = Buf60 ? kShortLen2a : kShortLen2;
+    kShortXor = kShortXor2;
+  }
+
+  for (len = 0; ((bitField ^ kShortXor[len]) & (~(0xff >> kShortLen[len]))) != 0; len++);
+  m_InBitStream.MovePos(kShortLen[len]);
+
+  if (len >= 9)
+  {
+    if (len == 9)
+    {
+      LCount++;
+      return CopyBlock(LastDist, LastLength);
+    }
+    if (len == 14)
+    {
+      LCount = 0;
+      len = DecodeNum(PosL2) + 5;
+      dist = 0x8000 + ReadBits(15) - 1;
+      LastLength = len;
+      LastDist = dist;
+      return CopyBlock(dist, len);
+    }
+
+    LCount = 0;
+    saveLen = len;
+    dist = m_RepDists[(m_RepDistPtr - (len - 9)) & 3];
+    len = DecodeNum(PosL1) + 2;
+    if (len == 0x101 && saveLen == 10)
+    {
+      Buf60 ^= 1;
+      return S_OK;
+    }
+    if (dist >= 256)
+      len++;
+    if (dist >= MaxDist3 - 1)
+      len++;
+  }
+  else
+  {
+    LCount = 0;
+    AvrLn1 += len;
+    AvrLn1 -= AvrLn1 >> 4;
+    
+    distancePlace = DecodeNum(PosHf2) & 0xff;
+    dist = ChSetA[distancePlace];
+    if (--distancePlace != -1)
+    {
+      PlaceA[dist]--;
+      UInt32 lastDistance = ChSetA[distancePlace];
+      PlaceA[lastDistance]++;
+      ChSetA[distancePlace + 1] = lastDistance;
+      ChSetA[distancePlace] = dist;
+    }
+    len += 2;
+  }
+  m_RepDists[m_RepDistPtr++] = dist;
+  m_RepDistPtr &= 3;
+  LastLength = len;
+  LastDist = dist;
+  return CopyBlock(dist, len);
+}
+
+
+HRESULT CDecoder::LongLZ()
+{
+  UInt32 len;
+  UInt32 dist;
+  UInt32 distancePlace, newDistancePlace;
+  UInt32 oldAvr2, oldAvr3;
+
+  NumHuf = 0;
+  Nlzb += 16;
+  if (Nlzb > 0xff)
+  {
+    Nlzb = 0x90;
+    Nhfb >>= 1;
+  }
+  oldAvr2=AvrLn2;
+
+  if (AvrLn2 >= 122)
+    len = DecodeNum(PosL2);
+  else if (AvrLn2 >= 64)
+    len = DecodeNum(PosL1);
+  else
+  {
+    UInt32 bitField = m_InBitStream.GetValue(16);
+    if (bitField < 0x100)
+    {
+      len = bitField;
+      m_InBitStream.MovePos(16);
+    }
+    else
+    {
+      for (len = 0; ((bitField << len) & 0x8000) == 0; len++)
+        ;
+      m_InBitStream.MovePos(len + 1);
+    }
+  }
+
+  AvrLn2 += len;
+  AvrLn2 -= AvrLn2 >> 5;
+
+  if (AvrPlcB > 0x28ff)
+    distancePlace = DecodeNum(PosHf2);
+  else if (AvrPlcB > 0x6ff)
+    distancePlace = DecodeNum(PosHf1);
+  else
+    distancePlace = DecodeNum(PosHf0);
+
+  AvrPlcB += distancePlace;
+  AvrPlcB -= AvrPlcB >> 8;
+  for (;;)
+  {
+    dist = ChSetB[distancePlace & 0xff];
+    newDistancePlace = NToPlB[dist++ & 0xff]++;
+    if (!(dist & 0xff))
+      CorrHuff(ChSetB,NToPlB);
+    else
+      break;
+  }
+
+  ChSetB[distancePlace] = ChSetB[newDistancePlace];
+  ChSetB[newDistancePlace] = dist;
+
+  dist = ((dist & 0xff00) >> 1) | ReadBits(7);
+
+  oldAvr3 = AvrLn3;
+  if (len != 1 && len != 4)
+    if (len == 0 && dist <= MaxDist3)
+    {
+      AvrLn3++;
+      AvrLn3 -= AvrLn3 >> 8;
+    }
+    else
+      if (AvrLn3 > 0)
+        AvrLn3--;
+  len += 3;
+  if (dist >= MaxDist3)
+    len++;
+  if (dist <= 256)
+    len += 8;
+  if (oldAvr3 > 0xb0 || AvrPlc >= 0x2a00 && oldAvr2 < 0x40)
+    MaxDist3 = 0x7f00;
+  else
+    MaxDist3 = 0x2001;
+  m_RepDists[m_RepDistPtr++] = --dist;
+  m_RepDistPtr &= 3;
+  LastLength = len;
+  LastDist = dist;
+  return CopyBlock(dist, len);
+}
+
+
+HRESULT CDecoder::HuffDecode()
+{
+  UInt32 curByte, newBytePlace;
+  UInt32 len;
+  UInt32 dist;
+  int bytePlace;
+
+  if      (AvrPlc > 0x75ff)  bytePlace = DecodeNum(PosHf4);
+  else if (AvrPlc > 0x5dff)  bytePlace = DecodeNum(PosHf3);
+  else if (AvrPlc > 0x35ff)  bytePlace = DecodeNum(PosHf2);
+  else if (AvrPlc > 0x0dff)  bytePlace = DecodeNum(PosHf1);
+  else                       bytePlace = DecodeNum(PosHf0);
+  if (StMode)
+  {
+    if (--bytePlace == -1)
+    {
+      if (ReadBits(1))
+      {
+        NumHuf = StMode = 0;
+        return S_OK;
+      }
+      else
+      {
+        len = (ReadBits(1)) ? 4 : 3;
+        dist = DecodeNum(PosHf2);
+        dist = (dist << 5) | ReadBits(5);
+        return CopyBlock(dist - 1, len);
+      }
+    }
+  }
+  else if (NumHuf++ >= 16 && FlagsCnt == 0)
+    StMode = 1;
+  bytePlace &= 0xff;
+  AvrPlc += bytePlace;
+  AvrPlc -= AvrPlc >> 8;
+  Nhfb+=16;
+  if (Nhfb > 0xff)
+  {
+    Nhfb=0x90;
+    Nlzb >>= 1;
+  }
+
+  m_UnpackSize --;
+  m_OutWindowStream.PutByte((Byte)(ChSet[bytePlace] >> 8));
+
+  for (;;)
+  {
+    curByte = ChSet[bytePlace];
+    newBytePlace = NToPl[curByte++ & 0xff]++;
+    if ((curByte & 0xff) > 0xa1)
+      CorrHuff(ChSet, NToPl);
+    else
+      break;
+  }
+
+  ChSet[bytePlace] = ChSet[newBytePlace];
+  ChSet[newBytePlace] = curByte;
+  return S_OK;
+}
+
+
+void CDecoder::GetFlagsBuf()
+{
+  UInt32 flags, newFlagsPlace;
+  UInt32 flagsPlace = DecodeNum(PosHf2);
+
+  for (;;)
+  {
+    flags = ChSetC[flagsPlace];
+    FlagBuf = flags >> 8;
+    newFlagsPlace = NToPlC[flags++ & 0xff]++;
+    if ((flags & 0xff) != 0)
+      break;
+    CorrHuff(ChSetC, NToPlC);
+  }
+
+  ChSetC[flagsPlace] = ChSetC[newFlagsPlace];
+  ChSetC[newFlagsPlace] = flags;
+}
+
+void CDecoder::InitData()
+{
+  if (!m_IsSolid)
+  {
+    AvrPlcB = AvrLn1 = AvrLn2 = AvrLn3 = NumHuf = Buf60 = 0;
+    AvrPlc = 0x3500;
+    MaxDist3 = 0x2001;
+    Nhfb = Nlzb = 0x80;
+  }
+  FlagsCnt = 0;
+  FlagBuf = 0;
+  StMode = 0;
+  LCount = 0;
+}
+
+void CDecoder::CorrHuff(UInt32 *CharSet,UInt32 *NumToPlace)
+{
+  int i;
+  for (i = 7; i >= 0; i--)
+    for (int j = 0; j < 32; j++, CharSet++)
+      *CharSet = (*CharSet & ~0xff) | i;
+  memset(NumToPlace, 0, sizeof(NToPl));
+  for (i = 6; i >= 0; i--)
+    NumToPlace[i] = (7 - i) * 32;
+}
+
+void CDecoder::InitHuff()
+{
+  for (UInt32 i = 0; i < 256; i++)
+  {
+    Place[i] = PlaceA[i] = PlaceB[i] = i;
+    PlaceC[i] = (~i + 1) & 0xff;
+    ChSet[i] = ChSetB[i] = i << 8;
+    ChSetA[i] = i;
+    ChSetC[i] = ((~i + 1) & 0xff) << 8;
+  }
+  memset(NToPl, 0, sizeof(NToPl));
+  memset(NToPlB, 0, sizeof(NToPlB));
+  memset(NToPlC, 0, sizeof(NToPlC));
+  CorrHuff(ChSetB, NToPlB);
+}
+
+STDMETHODIMP CDecoder::CodeReal(ISequentialInStream *inStream,
+    ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+    ICompressProgressInfo * /* progress */)
+{
+  if (inSize == NULL || outSize == NULL)
+    return E_INVALIDARG;
+
+  if (!m_OutWindowStream.Create(kHistorySize))
+    return E_OUTOFMEMORY;
+  if (!m_InBitStream.Create(1 << 20))
+    return E_OUTOFMEMORY;
+
+  m_UnpackSize = (Int64)*outSize;
+  m_OutWindowStream.SetStream(outStream);
+  m_OutWindowStream.Init(m_IsSolid);
+  m_InBitStream.SetStream(inStream);
+  m_InBitStream.Init();
+
+  CCoderReleaser coderReleaser(this);
+  InitData();
+  if (!m_IsSolid)
+  {
+    InitStructures();
+    InitHuff();
+  }
+  if (m_UnpackSize > 0)
+  {
+    GetFlagsBuf();
+    FlagsCnt = 8;
+  }
+
+  while (m_UnpackSize > 0)
+  {
+    if (StMode)
+    {
+      RINOK(HuffDecode());
+      continue;
+    }
+
+    if (--FlagsCnt < 0)
+    {
+      GetFlagsBuf();
+      FlagsCnt=7;
+    }
+
+    if (FlagBuf & 0x80)
+    {
+      FlagBuf <<= 1;
+      if (Nlzb > Nhfb)
+      {
+        RINOK(LongLZ());
+      }
+      else
+      {
+        RINOK(HuffDecode());
+      }
+    }
+    else
+    {
+      FlagBuf <<= 1;
+      if (--FlagsCnt < 0)
+      {
+        GetFlagsBuf();
+        FlagsCnt = 7;
+      }
+      if (FlagBuf & 0x80)
+      {
+        FlagBuf <<= 1;
+        if (Nlzb > Nhfb)
+        {
+          RINOK(HuffDecode());
+        }
+        else
+        {
+          RINOK(LongLZ());
+        }
+      }
+      else
+      {
+        FlagBuf <<= 1;
+        RINOK(ShortLZ());
+      }
+    }
+  }
+  if (m_UnpackSize < 0)
+    return S_FALSE;
+  return m_OutWindowStream.Flush();
+}
+
+STDMETHODIMP CDecoder::Code(ISequentialInStream *inStream,
+    ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+    ICompressProgressInfo *progress)
+{
+  try 
+  { 
+    HRESULT res = CodeReal(inStream, outStream, inSize, outSize, progress); 
+    m_OutWindowStream.Flush();
+    return res;
+  }
+  catch(const CLZOutWindowException &e) { m_OutWindowStream.Flush(); return e.ErrorCode; }
+  catch(...) { m_OutWindowStream.Flush(); return S_FALSE; }
+}
+
+STDMETHODIMP CDecoder::SetDecoderProperties2(const Byte *data, UInt32 size)
+{
+  if (size < 1)
+    return E_INVALIDARG;
+  m_IsSolid = (data[0] != 0);
+  return S_OK;
+}
+
+}}

CPP/7zip/Compress/Rar/Rar1Decoder.h

@@ -0,0 +1,90 @@
+// Rar15Decoder.h
+// According to unRAR license,
+// this code may not be used to develop a 
+// RAR (WinRAR) compatible archiver
+
+#ifndef __RAR10_DECODER_H
+#define __RAR10_DECODER_H
+
+#include "../../../Common/MyCom.h"
+
+#include "../../ICoder.h"
+#include "../../Common/MSBFDecoder.h"
+#include "../../Common/InBuffer.h"
+
+#include "../LZ/LZOutWindow.h"
+#include "../Huffman/HuffmanDecoder.h"
+
+namespace NCompress {
+namespace NRar1 {
+
+const UInt32 kNumRepDists = 4;
+
+typedef NStream::NMSBF::CDecoder<CInBuffer> CBitDecoder;
+
+class CDecoder :
+  public ICompressCoder,
+  public ICompressSetDecoderProperties2,
+  public CMyUnknownImp
+{
+public:
+  CLZOutWindow m_OutWindowStream;
+  CBitDecoder m_InBitStream;
+
+  UInt32 m_RepDists[kNumRepDists];
+  UInt32 m_RepDistPtr;
+
+  UInt32 LastDist;
+  UInt32 LastLength;
+
+  Int64 m_UnpackSize;
+  bool m_IsSolid;
+
+  UInt32 ReadBits(int numBits);
+  HRESULT CopyBlock(UInt32 distance, UInt32 len);
+
+  UInt32 DecodeNum(const UInt32 *posTab);
+  HRESULT ShortLZ();
+  HRESULT LongLZ();
+  HRESULT HuffDecode();
+  void GetFlagsBuf();
+  void InitData();
+  void InitHuff();
+  void CorrHuff(UInt32 *CharSet, UInt32 *NumToPlace);
+  void OldUnpWriteBuf();
+  
+  UInt32 ChSet[256],ChSetA[256],ChSetB[256],ChSetC[256];
+  UInt32 Place[256],PlaceA[256],PlaceB[256],PlaceC[256];
+  UInt32 NToPl[256],NToPlB[256],NToPlC[256];
+  UInt32 FlagBuf,AvrPlc,AvrPlcB,AvrLn1,AvrLn2,AvrLn3;
+  int Buf60,NumHuf,StMode,LCount,FlagsCnt;
+  UInt32 Nhfb,Nlzb,MaxDist3;
+
+  void InitStructures();
+
+public:
+  CDecoder();
+
+  MY_UNKNOWN_IMP1(ICompressSetDecoderProperties2)
+
+  void ReleaseStreams()
+  {
+    m_OutWindowStream.ReleaseStream();
+    m_InBitStream.ReleaseStream();
+  }
+
+  STDMETHOD(CodeReal)(ISequentialInStream *inStream,
+      ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+      ICompressProgressInfo *progress);
+
+  STDMETHOD(Code)(ISequentialInStream *inStream,
+      ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+      ICompressProgressInfo *progress);
+
+  STDMETHOD(SetDecoderProperties2)(const Byte *data, UInt32 size);
+
+};
+
+}}
+
+#endif

CPP/7zip/Compress/Rar/Rar29.dsp

@@ -0,0 +1,297 @@
+# Microsoft Developer Studio Project File - Name="Rar29" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Dynamic-Link Library" 0x0102
+
+CFG=Rar29 - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "Rar29.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "Rar29.mak" CFG="Rar29 - Win32 Debug"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
+!MESSAGE 
+!MESSAGE "Rar29 - Win32 Release" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "Rar29 - Win32 Debug" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE 
+
+# Begin Project
+# PROP AllowPerConfigDependencies 0
+# PROP Scc_ProjName ""
+# PROP Scc_LocalPath ""
+CPP=cl.exe
+MTL=midl.exe
+RSC=rc.exe
+
+!IF  "$(CFG)" == "Rar29 - Win32 Release"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "Release"
+# PROP BASE Intermediate_Dir "Release"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "Release"
+# PROP Intermediate_Dir "Release"
+# PROP Ignore_Export_Lib 1
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /MT /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "RAR29_EXPORTS" /YX /FD /c
+# ADD CPP /nologo /Gz /MD /W3 /GX /O1 /I "..\..\..\\" /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "RAR29_EXPORTS" /D "SILENT" /D "NOCRYPT" /D "NOVOLUME" /Yu"StdAfx.h" /FD /c
+# ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+# ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+# ADD BASE RSC /l 0x419 /d "NDEBUG"
+# ADD RSC /l 0x419 /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /dll /machine:I386
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /dll /machine:I386 /out:"C:\Program Files\7-Zip\Codecs\Rar29.dll" /opt:NOWIN98
+# SUBTRACT LINK32 /pdb:none
+
+!ELSEIF  "$(CFG)" == "Rar29 - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir "Debug"
+# PROP Intermediate_Dir "Debug"
+# PROP Ignore_Export_Lib 1
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /MTd /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "RAR29_EXPORTS" /YX /FD /GZ /c
+# ADD CPP /nologo /Gz /MTd /W3 /Gm /GX /ZI /Od /I "..\..\..\\" /D "_DEBUG" /D "WIN32" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "RAR29_EXPORTS" /D "SILENT" /D "NOCRYPT" /D "NOVOLUME" /Yu"StdAfx.h" /FD /GZ /c
+# ADD BASE MTL /nologo /D "_DEBUG" /mktyplib203 /win32
+# ADD MTL /nologo /D "_DEBUG" /mktyplib203 /win32
+# ADD BASE RSC /l 0x419 /d "_DEBUG"
+# ADD RSC /l 0x419 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /dll /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /dll /debug /machine:I386 /out:"C:\Program Files\7-Zip\Codecs\Rar29.dll" /pdbtype:sept
+
+!ENDIF 
+
+# Begin Target
+
+# Name "Rar29 - Win32 Release"
+# Name "Rar29 - Win32 Debug"
+# Begin Group "Spec"
+
+# PROP Default_Filter ""
+# Begin Source File
+
+SOURCE=..\Codec.def
+# End Source File
+# Begin Source File
+
+SOURCE=.\DllExports.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=.\resource.rc
+# End Source File
+# Begin Source File
+
+SOURCE=.\StdAfx.cpp
+# ADD CPP /Yc"StdAfx.h"
+# End Source File
+# Begin Source File
+
+SOURCE=.\StdAfx.h
+# End Source File
+# End Group
+# Begin Group "7zip Common"
+
+# PROP Default_Filter ""
+# Begin Source File
+
+SOURCE=..\..\Common\InBuffer.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\Common\InBuffer.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\Common\MSBFDecoder.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\Common\OutBuffer.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\Common\OutBuffer.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\Common\StreamUtils.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\Common\StreamUtils.h
+# End Source File
+# End Group
+# Begin Group "LZ"
+
+# PROP Default_Filter ""
+# Begin Source File
+
+SOURCE=..\LZ\LZOutWindow.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=..\LZ\LZOutWindow.h
+# End Source File
+# End Group
+# Begin Group "Huffman"
+
+# PROP Default_Filter ""
+# Begin Source File
+
+SOURCE=..\Huffman\HuffmanDecoder.h
+# End Source File
+# End Group
+# Begin Group "Common"
+
+# PROP Default_Filter ""
+# Begin Source File
+
+SOURCE=..\..\..\Common\Alloc.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\..\Common\Alloc.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\..\Common\CRC.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\..\Common\CRC.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\..\Common\NewHandler.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\..\Common\NewHandler.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\..\Common\Vector.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\..\Common\Vector.h
+# End Source File
+# End Group
+# Begin Group "Rar3"
+
+# PROP Default_Filter ""
+# Begin Source File
+
+SOURCE=..\PPMD\PPMDContext.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\PPMD\PPMDDecode.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\PPMD\PPMDSubAlloc.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\PPMD\PPMDType.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\Rar1Decoder.cpp
+
+!IF  "$(CFG)" == "Rar29 - Win32 Release"
+
+# ADD CPP /O2
+# SUBTRACT CPP /YX /Yc /Yu
+
+!ELSEIF  "$(CFG)" == "Rar29 - Win32 Debug"
+
+!ENDIF 
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\Rar1Decoder.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\Rar2Decoder.cpp
+
+!IF  "$(CFG)" == "Rar29 - Win32 Release"
+
+# ADD CPP /O2
+# SUBTRACT CPP /YX /Yc /Yu
+
+!ELSEIF  "$(CFG)" == "Rar29 - Win32 Debug"
+
+!ENDIF 
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\Rar2Decoder.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\Rar3Decoder.cpp
+
+!IF  "$(CFG)" == "Rar29 - Win32 Release"
+
+# ADD CPP /O2
+# SUBTRACT CPP /YX /Yc /Yu
+
+!ELSEIF  "$(CFG)" == "Rar29 - Win32 Debug"
+
+!ENDIF 
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\Rar3Decoder.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\Rar3Vm.cpp
+
+!IF  "$(CFG)" == "Rar29 - Win32 Release"
+
+# ADD CPP /O2
+# SUBTRACT CPP /YX /Yc /Yu
+
+!ELSEIF  "$(CFG)" == "Rar29 - Win32 Debug"
+
+!ENDIF 
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\Rar3Vm.h
+# End Source File
+# End Group
+# End Target
+# End Project

CPP/7zip/Compress/Rar/Rar29.dsw

@@ -0,0 +1,29 @@
+Microsoft Developer Studio Workspace File, Format Version 6.00
+# WARNING: DO NOT EDIT OR DELETE THIS WORKSPACE FILE!
+
+###############################################################################
+
+Project: "Rar29"=.\Rar29.dsp - Package Owner=<4>
+
+Package=<5>
+{{{
+}}}
+
+Package=<4>
+{{{
+}}}
+
+###############################################################################
+
+Global:
+
+Package=<5>
+{{{
+}}}
+
+Package=<3>
+{{{
+}}}
+
+###############################################################################
+

CPP/7zip/Compress/Rar/Rar2Decoder.cpp

@@ -0,0 +1,401 @@
+// Rar2Decoder.cpp
+// According to unRAR license,
+// this code may not be used to develop a 
+// RAR (WinRAR) compatible archiver
+ 
+#include "StdAfx.h"
+
+#include "Rar2Decoder.h"
+
+namespace NCompress {
+namespace NRar2 {
+
+namespace NMultimedia {
+
+Byte CFilter::Decode(int &channelDelta, Byte deltaByte)
+{
+  D4 = D3;
+  D3 = D2;
+  D2 = LastDelta - D1;
+  D1 = LastDelta;
+  int predictedValue = ((8 * LastChar + K1 * D1 + K2 * D2 + K3 * D3 + K4 * D4 + K5 * channelDelta) >> 3);
+
+  Byte realValue = (Byte)(predictedValue - deltaByte);
+  int i = ((int)(signed char)deltaByte) << 3;
+
+  Dif[0] += abs(i);
+  Dif[1] += abs(i - D1);
+  Dif[2] += abs(i + D1);
+  Dif[3] += abs(i - D2);
+  Dif[4] += abs(i + D2);
+  Dif[5] += abs(i - D3);
+  Dif[6] += abs(i + D3);
+  Dif[7] += abs(i - D4);
+  Dif[8] += abs(i + D4);
+  Dif[9] += abs(i - channelDelta);
+  Dif[10] += abs(i + channelDelta);
+
+  channelDelta = LastDelta = (signed char)(realValue - LastChar);
+  LastChar = realValue;
+
+  if (((++ByteCount) & 0x1F) == 0)
+  {
+    UInt32 minDif = Dif[0];
+    UInt32 numMinDif = 0;
+    Dif[0] = 0;
+    for (i = 1; i < sizeof(Dif) / sizeof(Dif[0]); i++)
+    {
+      if (Dif[i] < minDif)
+      {
+        minDif = Dif[i];
+        numMinDif = i;
+      }
+      Dif[i] = 0;
+    }
+    switch(numMinDif)
+    {
+      case 1: if (K1 >= -16) K1--; break;
+      case 2: if (K1 <   16) K1++; break;
+      case 3: if (K2 >= -16) K2--; break;
+      case 4: if (K2 <   16) K2++; break; 
+      case 5: if (K3 >= -16) K3--; break;
+      case 6: if (K3 <   16) K3++; break;
+      case 7: if (K4 >= -16) K4--; break;
+      case 8: if (K4 <   16) K4++; break;
+      case 9: if (K5 >= -16) K5--; break;
+      case 10:if (K5 <   16) K5++; break;
+    }
+  }
+  return realValue;
+}
+}
+
+class CException
+{
+public:
+  enum ECauseType
+  {
+    kData
+  } Cause;
+  CException(ECauseType cause): Cause(cause) {}
+};
+
+static const char *kNumberErrorMessage = "Number error";
+
+static const UInt32 kHistorySize = 1 << 20;
+
+static const int kNumStats = 11;
+
+static const UInt32 kWindowReservSize = (1 << 22) + 256;
+
+CDecoder::CDecoder():
+  m_IsSolid(false)
+{
+}
+
+void CDecoder::InitStructures()
+{
+  m_MmFilter.Init();
+  for(int i = 0; i < kNumRepDists; i++)
+    m_RepDists[i] = 0;
+  m_RepDistPtr = 0;
+  m_LastLength = 0;
+  memset(m_LastLevels, 0, kMaxTableSize);
+}
+
+UInt32 CDecoder::ReadBits(int numBits) { return m_InBitStream.ReadBits(numBits); }
+
+#define RIF(x) { if (!(x)) return false; }
+
+bool CDecoder::ReadTables(void)
+{
+  Byte levelLevels[kLevelTableSize];
+  Byte newLevels[kMaxTableSize];
+  m_AudioMode = (ReadBits(1) == 1);
+
+  if (ReadBits(1) == 0)
+    memset(m_LastLevels, 0, kMaxTableSize);
+  int numLevels;
+  if (m_AudioMode)
+  {
+    m_NumChannels = ReadBits(2) + 1;
+    if (m_MmFilter.CurrentChannel >= m_NumChannels)
+      m_MmFilter.CurrentChannel = 0;
+    numLevels = m_NumChannels * kMMTableSize;
+  }
+  else
+    numLevels = kHeapTablesSizesSum;
+ 
+  int i;
+  for (i = 0; i < kLevelTableSize; i++)
+    levelLevels[i] = (Byte)ReadBits(4);
+  RIF(m_LevelDecoder.SetCodeLengths(levelLevels));
+  i = 0;
+  while (i < numLevels)
+  {
+    UInt32 number = m_LevelDecoder.DecodeSymbol(&m_InBitStream);
+    if (number < kTableDirectLevels)
+    {
+      newLevels[i] = (Byte)((number + m_LastLevels[i]) & kLevelMask);
+      i++;
+    }
+    else
+    {
+      if (number == kTableLevelRepNumber)
+      {
+        int t = ReadBits(2) + 3;
+        for (int reps = t; reps > 0 && i < numLevels ; reps--, i++)
+          newLevels[i] = newLevels[i - 1];
+      }
+      else
+      {
+        int num;
+        if (number == kTableLevel0Number)
+          num = ReadBits(3) + 3;
+        else if (number == kTableLevel0Number2)
+          num = ReadBits(7) + 11;
+        else 
+          return false;
+        for (;num > 0 && i < numLevels; num--)
+          newLevels[i++] = 0;
+      }
+    }
+  }
+  if (m_AudioMode)
+    for (i = 0; i < m_NumChannels; i++)
+    {
+      RIF(m_MMDecoders[i].SetCodeLengths(&newLevels[i * kMMTableSize]));
+    }
+  else
+  {
+    RIF(m_MainDecoder.SetCodeLengths(&newLevels[0]));
+    RIF(m_DistDecoder.SetCodeLengths(&newLevels[kMainTableSize]));
+    RIF(m_LenDecoder.SetCodeLengths(&newLevels[kMainTableSize + kDistTableSize]));
+  }
+  memcpy(m_LastLevels, newLevels, kMaxTableSize);
+  return true;
+}
+
+bool CDecoder::ReadLastTables()
+{
+  // it differs a little from pure RAR sources;
+  // UInt64 ttt = m_InBitStream.GetProcessedSize() + 2;
+  // + 2 works for: return 0xFF; in CInBuffer::ReadByte.
+  if (m_InBitStream.GetProcessedSize() + 7 <= m_PackSize) // test it: probably incorrect; 
+  // if (m_InBitStream.GetProcessedSize() + 2 <= m_PackSize) // test it: probably incorrect; 
+    if (m_AudioMode)
+    {
+      UInt32 symbol = m_MMDecoders[m_MmFilter.CurrentChannel].DecodeSymbol(&m_InBitStream);
+      if (symbol == 256)
+        return ReadTables();
+      if (symbol >= kMMTableSize)
+        return false;
+    }
+    else 
+    {
+      UInt32 number = m_MainDecoder.DecodeSymbol(&m_InBitStream);
+      if (number == kReadTableNumber)
+        return ReadTables();
+      if (number >= kMainTableSize)
+        return false;
+    }
+  return true;
+}
+
+class CCoderReleaser
+{
+  CDecoder *m_Coder;
+public:
+  CCoderReleaser(CDecoder *coder): m_Coder(coder) {}
+  ~CCoderReleaser()
+  {
+    m_Coder->ReleaseStreams();
+  }
+};
+
+bool CDecoder::DecodeMm(UInt32 pos)
+{
+  while (pos-- > 0)
+  {
+    UInt32 symbol = m_MMDecoders[m_MmFilter.CurrentChannel].DecodeSymbol(&m_InBitStream);
+    if (symbol == 256)
+      return true;
+    if (symbol >= kMMTableSize)
+      return false;
+    /*
+    Byte byPredict = m_Predictor.Predict();
+    Byte byReal = (Byte)(byPredict - (Byte)symbol);
+    m_Predictor.Update(byReal, byPredict);
+    */
+    Byte byReal = m_MmFilter.Decode((Byte)symbol);
+    m_OutWindowStream.PutByte(byReal);
+    if (++m_MmFilter.CurrentChannel == m_NumChannels)
+      m_MmFilter.CurrentChannel = 0;
+  }
+  return true;
+}
+
+bool CDecoder::DecodeLz(Int32 pos)
+{
+  while (pos > 0)
+  {
+    UInt32 number = m_MainDecoder.DecodeSymbol(&m_InBitStream);
+    UInt32 length, distance;
+    if (number < 256)
+    {
+      m_OutWindowStream.PutByte(Byte(number));
+      pos--;
+      continue;
+    }
+    else if (number >= kMatchNumber)
+    {
+      number -= kMatchNumber;
+      length = kNormalMatchMinLen + UInt32(kLenStart[number]) + 
+        m_InBitStream.ReadBits(kLenDirectBits[number]);
+      number = m_DistDecoder.DecodeSymbol(&m_InBitStream);
+      if (number >= kDistTableSize)
+        return false;
+      distance = kDistStart[number] + m_InBitStream.ReadBits(kDistDirectBits[number]);
+      if (distance >= kDistLimit3)
+      {
+        length += 2 - ((distance - kDistLimit4) >> 31);
+        // length++;
+        // if (distance >= kDistLimit4)
+        //  length++;
+      }
+    }
+    else if (number == kRepBothNumber)
+    {
+      length = m_LastLength;
+      distance = m_RepDists[(m_RepDistPtr + 4 - 1) & 3];
+    }
+    else if (number < kLen2Number)
+    {
+      distance = m_RepDists[(m_RepDistPtr - (number - kRepNumber + 1)) & 3];
+      number = m_LenDecoder.DecodeSymbol(&m_InBitStream);
+      if (number >= kLenTableSize)
+        return false;
+      length = 2 + kLenStart[number] + m_InBitStream.ReadBits(kLenDirectBits[number]);
+      if (distance >= kDistLimit2)
+      {
+        length++;
+        if (distance >= kDistLimit3)
+        {
+          length += 2 - ((distance - kDistLimit4) >> 31);
+          // length++;
+          // if (distance >= kDistLimit4)
+          //   length++;
+        }
+      }
+    }
+    else if (number < kReadTableNumber)
+    {
+      number -= kLen2Number;
+      distance = kLen2DistStarts[number] + 
+        m_InBitStream.ReadBits(kLen2DistDirectBits[number]);
+      length = 2;
+    }
+    else if (number == kReadTableNumber)
+      return true;
+    else
+      return false;
+    m_RepDists[m_RepDistPtr++ & 3] = distance;
+    m_LastLength = length;
+    if (!m_OutWindowStream.CopyBlock(distance, length))
+      return false;
+    pos -= length;
+  }
+  return true;
+}
+
+STDMETHODIMP CDecoder::CodeReal(ISequentialInStream *inStream,
+    ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+    ICompressProgressInfo *progress)
+{
+  if (inSize == NULL || outSize == NULL)
+    return E_INVALIDARG;
+
+  if (!m_OutWindowStream.Create(kHistorySize))
+    return E_OUTOFMEMORY;
+  if (!m_InBitStream.Create(1 << 20))
+    return E_OUTOFMEMORY;
+
+  m_PackSize = *inSize;
+
+  UInt64 pos = 0, unPackSize = *outSize;
+  
+  m_OutWindowStream.SetStream(outStream);
+  m_OutWindowStream.Init(m_IsSolid);
+  m_InBitStream.SetStream(inStream);
+  m_InBitStream.Init();
+
+  CCoderReleaser coderReleaser(this);
+  if (!m_IsSolid)
+  {
+    InitStructures();
+    if (unPackSize == 0)
+    {
+      if (m_InBitStream.GetProcessedSize() + 2 <= m_PackSize) // test it: probably incorrect; 
+        if (!ReadTables())
+          return S_FALSE;
+      return S_OK;
+    }
+    if (!ReadTables())
+      return S_FALSE;
+  }
+
+  UInt64 startPos = m_OutWindowStream.GetProcessedSize();
+  while(pos < unPackSize)
+  {
+    UInt32 blockSize = 1 << 20;
+    if (blockSize > unPackSize - pos)
+      blockSize = (UInt32)(unPackSize - pos);
+    UInt64 blockStartPos = m_OutWindowStream.GetProcessedSize();
+    if (m_AudioMode) 
+    {
+      if (!DecodeMm(blockSize))
+        return S_FALSE;
+    }
+    else
+    {
+      if (!DecodeLz((Int32)blockSize))
+        return S_FALSE;
+    }
+    UInt64 globalPos = m_OutWindowStream.GetProcessedSize();
+    pos = globalPos - blockStartPos;
+    if (pos < blockSize)
+      if (!ReadTables())
+        return S_FALSE;
+    pos = globalPos - startPos;
+    if (progress != 0)
+    {
+      UInt64 packSize = m_InBitStream.GetProcessedSize();
+      RINOK(progress->SetRatioInfo(&packSize, &pos));
+    }
+  }
+  if (pos > unPackSize)
+    throw CException(CException::kData);
+
+  if (!ReadLastTables())
+    return S_FALSE;
+  return m_OutWindowStream.Flush();
+}
+
+STDMETHODIMP CDecoder::Code(ISequentialInStream *inStream,
+    ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+    ICompressProgressInfo *progress)
+{
+  try { return CodeReal(inStream, outStream, inSize, outSize, progress); }
+  catch(const CLZOutWindowException &e) { return e.ErrorCode; }
+  catch(...) { return S_FALSE; }
+}
+
+STDMETHODIMP CDecoder::SetDecoderProperties2(const Byte *data, UInt32 size)
+{
+  if (size < 1)
+    return E_INVALIDARG;
+  m_IsSolid = (data[0] != 0);
+  return S_OK;
+}
+
+}}

CPP/7zip/Compress/Rar/Rar2Decoder.h

@@ -0,0 +1,176 @@
+// Rar2Decoder.h
+// According to unRAR license,
+// this code may not be used to develop a 
+// RAR (WinRAR) compatible archiver
+
+#ifndef __RAR2DECODER_H
+#define __RAR2DECODER_H
+
+#include "../../../Common/MyCom.h"
+
+#include "../../ICoder.h"
+#include "../../Common/MSBFDecoder.h"
+#include "../../Common/InBuffer.h"
+
+#include "../LZ/LZOutWindow.h"
+#include "../Huffman/HuffmanDecoder.h"
+
+namespace NCompress {
+namespace NRar2 {
+
+const UInt32 kNumRepDists = 4;
+const UInt32 kDistTableSize = 48;
+
+const int kMMTableSize = 256 + 1;
+
+const UInt32 kMainTableSize = 298;
+const UInt32 kLenTableSize = 28;
+
+const UInt32 kDistTableStart = kMainTableSize;
+const UInt32 kLenTableStart = kDistTableStart + kDistTableSize;
+
+const UInt32 kHeapTablesSizesSum = kMainTableSize + kDistTableSize + kLenTableSize;
+
+const UInt32 kLevelTableSize = 19;
+
+const UInt32 kMMTablesSizesSum = kMMTableSize * 4;
+
+const UInt32 kMaxTableSize = kMMTablesSizesSum;
+
+const UInt32 kTableDirectLevels = 16;
+const UInt32 kTableLevelRepNumber = kTableDirectLevels;
+const UInt32 kTableLevel0Number = kTableLevelRepNumber + 1;
+const UInt32 kTableLevel0Number2 = kTableLevel0Number + 1;
+
+const UInt32 kLevelMask = 0xF;
+
+
+const UInt32 kRepBothNumber = 256;
+const UInt32 kRepNumber = kRepBothNumber + 1;
+const UInt32 kLen2Number = kRepNumber + 4;
+
+const UInt32 kLen2NumNumbers = 8;
+const UInt32 kReadTableNumber = kLen2Number + kLen2NumNumbers;
+const UInt32 kMatchNumber = kReadTableNumber + 1;
+
+const Byte kLenStart[kLenTableSize]      = {0,1,2,3,4,5,6,7,8,10,12,14,16,20,24,28,32,40,48,56,64,80,96,112,128,160,192,224};
+const Byte kLenDirectBits[kLenTableSize] = {0,0,0,0,0,0,0,0,1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4,  4,  5,  5,  5,  5};
+
+const UInt32 kDistStart[kDistTableSize]     = {0,1,2,3,4,6,8,12,16,24,32,48,64,96,128,192,256,384,512,768,1024,1536,2048,3072,4096,6144,8192,12288,16384,24576,32768U,49152U,65536,98304,131072,196608,262144,327680,393216,458752,524288,589824,655360,720896,786432,851968,917504,983040};
+const Byte kDistDirectBits[kDistTableSize] = {0,0,0,0,1,1,2, 2, 3, 3, 4, 4, 5, 5,  6,  6,  7,  7,  8,  8,   9,   9,  10,  10,  11,  11,  12,   12,   13,   13,    14,    14,   15,   15,    16,    16,    16,    16,    16,    16,    16,    16,    16,    16,    16,    16,    16,    16};
+
+const Byte kLevelDirectBits[kLevelTableSize] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 3, 7};
+
+const Byte kLen2DistStarts[kLen2NumNumbers]={0,4,8,16,32,64,128,192};
+const Byte kLen2DistDirectBits[kLen2NumNumbers]={2,2,3, 4, 5, 6,  6,  6};
+
+const UInt32 kDistLimit2 = 0x101 - 1;
+const UInt32 kDistLimit3 = 0x2000 - 1;
+const UInt32 kDistLimit4 = 0x40000 - 1;
+
+const UInt32 kMatchMaxLen = 255 + 2; 
+const UInt32 kMatchMaxLenMax = 255 + 5; 
+const UInt32 kNormalMatchMinLen = 3; 
+
+namespace NMultimedia {
+
+struct CFilter
+{
+  int K1,K2,K3,K4,K5;
+  int D1,D2,D3,D4;
+  int LastDelta;
+  UInt32 Dif[11];
+  UInt32 ByteCount;
+  int LastChar;
+
+  Byte Decode(int &channelDelta, Byte delta);
+
+  void Init() { memset(this, 0, sizeof(*this)); }
+
+};
+
+const int kNumChanelsMax = 4;
+
+class CFilter2
+{
+public:
+  CFilter  m_Filters[kNumChanelsMax];
+  int m_ChannelDelta;
+  int CurrentChannel;
+
+  void Init() { memset(this, 0, sizeof(*this)); }
+  Byte Decode(Byte delta)
+  {
+    return m_Filters[CurrentChannel].Decode(m_ChannelDelta, delta);
+  }
+
+};
+
+}
+
+typedef NStream::NMSBF::CDecoder<CInBuffer> CBitDecoder;
+
+const int kNumHuffmanBits = 15;
+
+class CDecoder :
+  public ICompressCoder,
+  public ICompressSetDecoderProperties2,
+  public CMyUnknownImp
+{
+  CLZOutWindow m_OutWindowStream;
+  CBitDecoder m_InBitStream;
+  NHuffman::CDecoder<kNumHuffmanBits, kMainTableSize> m_MainDecoder;
+  NHuffman::CDecoder<kNumHuffmanBits, kDistTableSize> m_DistDecoder;
+  NHuffman::CDecoder<kNumHuffmanBits, kLenTableSize> m_LenDecoder;
+  NHuffman::CDecoder<kNumHuffmanBits, kMMTableSize> m_MMDecoders[NMultimedia::kNumChanelsMax];
+  NHuffman::CDecoder<kNumHuffmanBits, kLevelTableSize> m_LevelDecoder;
+
+  bool m_AudioMode;
+
+  NMultimedia::CFilter2 m_MmFilter;
+  int m_NumChannels;
+
+  UInt32 m_RepDists[kNumRepDists];
+  UInt32 m_RepDistPtr;
+
+  UInt32 m_LastLength;
+  
+  Byte m_LastLevels[kMaxTableSize];
+
+  UInt64 m_PackSize;
+  bool m_IsSolid;
+
+  void InitStructures();
+  UInt32 ReadBits(int numBits);
+  bool ReadTables();
+  bool ReadLastTables();
+
+  bool DecodeMm(UInt32 pos);
+  bool DecodeLz(Int32 pos);
+
+public:
+  CDecoder();
+
+  MY_UNKNOWN_IMP1(ICompressSetDecoderProperties2)
+
+  void ReleaseStreams()
+  {
+    m_OutWindowStream.ReleaseStream();
+    m_InBitStream.ReleaseStream();
+  }
+
+  STDMETHOD(CodeReal)(ISequentialInStream *inStream,
+      ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+      ICompressProgressInfo *progress);
+
+  STDMETHOD(Code)(ISequentialInStream *inStream,
+      ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+      ICompressProgressInfo *progress);
+
+  STDMETHOD(SetDecoderProperties2)(const Byte *data, UInt32 size);
+
+};
+
+}}
+
+#endif

CPP/7zip/Compress/Rar/Rar3Decoder.cpp

@@ -0,0 +1,832 @@
+// Rar3Decoder.cpp
+// According to unRAR license,
+// this code may not be used to develop a 
+// RAR (WinRAR) compatible archiver
+ 
+#include "StdAfx.h"
+
+#include "Rar3Decoder.h"
+#include "../../Common/StreamUtils.h"
+
+namespace NCompress {
+namespace NRar3 {
+
+static const UInt32 kNumAlignReps = 15;
+
+static const UInt32 kSymbolReadTable = 256;
+static const UInt32 kSymbolRep = 259;
+static const UInt32 kSymbolLen2 = kSymbolRep + kNumReps;
+
+static const Byte kLenStart[kLenTableSize]      = {0,1,2,3,4,5,6,7,8,10,12,14,16,20,24,28,32,40,48,56,64,80,96,112,128,160,192,224};
+static const Byte kLenDirectBits[kLenTableSize] = {0,0,0,0,0,0,0,0,1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4,  4,  5,  5,  5,  5};
+
+static const Byte kDistDirectBits[kDistTableSize] = 
+  {0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15,
+  16,16,16,16,16,16,16,16,16,16,16,16,16,16,
+  18,18,18,18,18,18,18,18,18,18,18,18};
+
+static const Byte kLevelDirectBits[kLevelTableSize] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7};
+
+static const Byte kLen2DistStarts[kNumLen2Symbols]={0,4,8,16,32,64,128,192};
+static const Byte kLen2DistDirectBits[kNumLen2Symbols]={2,2,3, 4, 5, 6,  6,  6};
+
+static const UInt32 kDistLimit3 = 0x2000 - 2;
+static const UInt32 kDistLimit4 = 0x40000 - 2;
+
+static const UInt32 kNormalMatchMinLen = 3; 
+
+static const UInt32 kVmDataSizeMax = 1 << 16;
+static const UInt32 kVmCodeSizeMax = 1 << 16;
+
+CDecoder::CDecoder(): 
+  _window(0),
+  _winPos(0),
+  _wrPtr(0),
+  _lzSize(0),
+  _writtenFileSize(0),
+  _vmData(0),
+  _vmCode(0),
+  m_IsSolid(false)
+{
+}
+
+CDecoder::~CDecoder()
+{
+  InitFilters();
+  if (_vmData)
+    ::MidFree(_vmData);
+}
+
+HRESULT CDecoder::WriteDataToStream(const Byte *data, UInt32 size)
+{
+  UInt32 processedSize;
+  HRESULT res = WriteStream(_outStream, data, size, &processedSize);
+  if (res == S_OK && processedSize != size)
+    res = E_FAIL;
+  return res;
+}
+
+HRESULT CDecoder::WriteData(const Byte *data, UInt32 size)
+{
+  HRESULT res = S_OK;
+  if (_writtenFileSize < _unpackSize)
+  {
+    UInt32 curSize = size;
+    UInt64 remain = _unpackSize - _writtenFileSize;
+    if (remain < curSize)
+      curSize = (UInt32)remain;
+    res = WriteDataToStream(data, curSize);
+  }
+  _writtenFileSize += size;
+  return res;
+}
+
+HRESULT CDecoder::WriteArea(UInt32 startPtr, UInt32 endPtr)
+{
+  if (startPtr <= endPtr)
+    return WriteData(_window + startPtr, endPtr - startPtr);
+  RINOK(WriteData(_window + startPtr, kWindowSize - startPtr));
+  return WriteData(_window, endPtr);
+}
+
+void CDecoder::ExecuteFilter(int tempFilterIndex, NVm::CBlockRef &outBlockRef)
+{
+  CTempFilter *tempFilter = _tempFilters[tempFilterIndex];
+  tempFilter->InitR[6] = (UInt32)_writtenFileSize;
+  NVm::SetValue32(&tempFilter->GlobalData[0x24], (UInt32)_writtenFileSize);
+  NVm::SetValue32(&tempFilter->GlobalData[0x28], (UInt32)(_writtenFileSize >> 32));
+  CFilter *filter = _filters[tempFilter->FilterIndex];
+  _vm.Execute(filter, tempFilter, outBlockRef, filter->GlobalData);
+  delete tempFilter;
+  _tempFilters[tempFilterIndex] = 0;
+}
+
+HRESULT CDecoder::WriteBuf()
+{
+  UInt32 writtenBorder = _wrPtr;
+  UInt32 writeSize = (_winPos - writtenBorder) & kWindowMask;
+  for (int i = 0; i < _tempFilters.Size(); i++)
+  {
+    CTempFilter *filter = _tempFilters[i];
+    if (filter == NULL)
+      continue;
+    if (filter->NextWindow)
+    {
+      filter->NextWindow = false;
+      continue;
+    }
+    UInt32 blockStart = filter->BlockStart;
+    UInt32 blockSize = filter->BlockSize;
+    if (((blockStart - writtenBorder) & kWindowMask) < writeSize)
+    {
+      if (writtenBorder != blockStart)
+      {
+        RINOK(WriteArea(writtenBorder, blockStart));
+        writtenBorder = blockStart;
+        writeSize = (_winPos - writtenBorder) & kWindowMask;
+      }
+      if (blockSize <= writeSize)
+      {
+        UInt32 blockEnd = (blockStart + blockSize) & kWindowMask;
+        if (blockStart < blockEnd || blockEnd == 0)
+          _vm.SetMemory(0, _window + blockStart, blockSize);
+        else
+        {
+          UInt32 tailSize = kWindowSize - blockStart;
+          _vm.SetMemory(0, _window + blockStart, tailSize);
+          _vm.SetMemory(tailSize, _window, blockEnd);
+        }
+        NVm::CBlockRef outBlockRef;
+        ExecuteFilter(i, outBlockRef);
+        while (i + 1 < _tempFilters.Size())
+        {
+          CTempFilter *nextFilter = _tempFilters[i + 1];
+          if (nextFilter == NULL || nextFilter->BlockStart != blockStart ||
+              nextFilter->BlockSize != outBlockRef.Size || nextFilter->NextWindow)
+            break;
+          _vm.SetMemory(0, _vm.GetDataPointer(outBlockRef.Offset), outBlockRef.Size);
+          ExecuteFilter(++i, outBlockRef);
+        }
+        WriteDataToStream(_vm.GetDataPointer(outBlockRef.Offset), outBlockRef.Size);
+        _writtenFileSize += outBlockRef.Size;
+        writtenBorder = blockEnd;
+        writeSize = (_winPos - writtenBorder) & kWindowMask;
+      }
+      else
+      {
+        for (int j = i; j < _tempFilters.Size(); j++)
+        {
+          CTempFilter *filter = _tempFilters[j];
+          if (filter != NULL && filter->NextWindow)
+            filter->NextWindow = false;
+        }
+        _wrPtr = writtenBorder;
+        return S_OK; // check it
+      }
+    }
+  }
+      
+  _wrPtr = _winPos;
+  return WriteArea(writtenBorder, _winPos);
+}
+
+void CDecoder::InitFilters()
+{
+  _lastFilter = 0;
+  int i;
+  for (i = 0; i < _tempFilters.Size(); i++)
+    delete _tempFilters[i];
+  _tempFilters.Clear();
+  for (i = 0; i < _filters.Size(); i++)
+    delete _filters[i];
+  _filters.Clear();
+}
+
+bool CDecoder::AddVmCode(UInt32 firstByte, UInt32 codeSize)
+{
+  CMemBitDecoder inp;
+  inp.Init(_vmData, codeSize);
+
+  UInt32 filterIndex;
+  if (firstByte & 0x80)
+  {
+    filterIndex = NVm::ReadEncodedUInt32(inp);
+    if (filterIndex == 0)
+      InitFilters();
+    else
+      filterIndex--;
+  }
+  else
+    filterIndex = _lastFilter;
+  if (filterIndex > (UInt32)_filters.Size())
+    return false;
+  _lastFilter = filterIndex;
+  bool newFilter = (filterIndex == (UInt32)_filters.Size());
+
+  CFilter *filter;
+  if (newFilter)
+  {
+    // check if too many filters
+    if (filterIndex > 1024)
+      return false;
+    filter = new CFilter;
+    _filters.Add(filter);
+  }
+  else
+  {
+    filter = _filters[filterIndex];
+    filter->ExecCount++;
+  }
+
+  int numEmptyItems = 0;
+  int i;
+  for (i = 0; i < _tempFilters.Size(); i++)
+  {
+    _tempFilters[i - numEmptyItems] = _tempFilters[i];
+    if (_tempFilters[i] == NULL)
+      numEmptyItems++;
+    if (numEmptyItems > 0)
+      _tempFilters[i] = NULL;
+  }
+  if (numEmptyItems == 0)
+  {
+    _tempFilters.Add(NULL);
+    numEmptyItems = 1;
+  }
+  CTempFilter *tempFilter = new CTempFilter;
+  _tempFilters[_tempFilters.Size() - numEmptyItems] = tempFilter;
+  tempFilter->FilterIndex = filterIndex;
+  tempFilter->ExecCount = filter->ExecCount;
+ 
+  UInt32 blockStart = NVm::ReadEncodedUInt32(inp);
+  if (firstByte & 0x40)
+    blockStart += 258;
+  tempFilter->BlockStart = (blockStart + _winPos) & kWindowMask;
+  if (firstByte & 0x20)
+    filter->BlockSize = NVm::ReadEncodedUInt32(inp);
+  tempFilter->BlockSize = filter->BlockSize;
+  tempFilter->NextWindow = _wrPtr != _winPos && ((_wrPtr - _winPos) & kWindowMask) <= blockStart;
+
+  memset(tempFilter->InitR, 0, sizeof(tempFilter->InitR));
+  tempFilter->InitR[3] = NVm::kGlobalOffset;
+  tempFilter->InitR[4] = tempFilter->BlockSize;
+  tempFilter->InitR[5] = tempFilter->ExecCount;
+  if (firstByte & 0x10)
+  {
+    UInt32 initMask = inp.ReadBits(NVm::kNumGpRegs);
+    for (int i = 0; i < NVm::kNumGpRegs; i++)
+      if (initMask & (1 << i))
+        tempFilter->InitR[i] = NVm::ReadEncodedUInt32(inp);
+  }
+  if (newFilter)
+  {
+    UInt32 vmCodeSize = NVm::ReadEncodedUInt32(inp);
+    if (vmCodeSize >= kVmCodeSizeMax || vmCodeSize == 0)
+      return false;
+    for (UInt32 i = 0; i < vmCodeSize; i++)
+      _vmCode[i] = (Byte)inp.ReadBits(8);
+    _vm.PrepareProgram(_vmCode, vmCodeSize, filter);
+  }
+
+  tempFilter->AllocateEmptyFixedGlobal();
+
+  Byte *globalData = &tempFilter->GlobalData[0];
+  for (i = 0; i < NVm::kNumGpRegs; i++)
+    NVm::SetValue32(&globalData[i * 4], tempFilter->InitR[i]);
+  NVm::SetValue32(&globalData[NVm::NGlobalOffset::kBlockSize], tempFilter->BlockSize);
+  NVm::SetValue32(&globalData[NVm::NGlobalOffset::kBlockPos], 0); // It was commented. why?
+  NVm::SetValue32(&globalData[NVm::NGlobalOffset::kExecCount], tempFilter->ExecCount);
+
+  if (firstByte & 8)
+  {
+    UInt32 dataSize = NVm::ReadEncodedUInt32(inp);
+    if (dataSize > NVm::kGlobalSize - NVm::kFixedGlobalSize)
+      return false;
+    CRecordVector<Byte> &globalData = tempFilter->GlobalData;
+    int requredSize = (int)(dataSize + NVm::kFixedGlobalSize);
+    if (globalData.Size() < requredSize)
+    {
+      globalData.Reserve(requredSize);
+      for (; globalData.Size() < requredSize; i++)
+        globalData.Add(0);
+    }
+    for (UInt32 i = 0; i < dataSize; i++)
+      globalData[NVm::kFixedGlobalSize + i] = (Byte)inp.ReadBits(8);
+  }
+  return true;
+}
+
+bool CDecoder::ReadVmCodeLZ()
+{
+  UInt32 firstByte = m_InBitStream.ReadBits(8);
+  UInt32 length = (firstByte & 7) + 1;
+  if (length == 7)
+    length = m_InBitStream.ReadBits(8) + 7;
+  else if (length == 8)
+    length = m_InBitStream.ReadBits(16);
+  if (length > kVmDataSizeMax)
+    return false;
+  for (UInt32 i = 0; i < length; i++)
+    _vmData[i] = (Byte)m_InBitStream.ReadBits(8);
+  return AddVmCode(firstByte, length);
+}
+
+bool CDecoder::ReadVmCodePPM()
+{
+  int firstByte = DecodePpmSymbol();
+  if (firstByte == -1)
+    return false;
+  UInt32 length = (firstByte & 7) + 1;
+  if (length == 7)
+  {
+    int b1 = DecodePpmSymbol();
+    if (b1 == -1)
+      return false;
+    length = b1 + 7;
+  }
+  else if (length == 8)
+  {
+    int b1 = DecodePpmSymbol();
+    if (b1 == -1)
+      return false;
+    int b2 = DecodePpmSymbol();
+    if (b2 == -1)
+      return false;
+    length = b1 * 256 + b2;
+  }
+  if (length > kVmDataSizeMax)
+    return false;
+  for (UInt32 i = 0; i < length; i++)
+  {
+    int b = DecodePpmSymbol();
+    if (b == -1)
+      return false;
+    _vmData[i] = (Byte)b;
+  }
+  return AddVmCode(firstByte, length);
+}
+
+#define RIF(x) { if (!(x)) return S_FALSE; }
+
+UInt32 CDecoder::ReadBits(int numBits) { return m_InBitStream.ReadBits(numBits); }
+
+/////////////////////////////////////////////////
+// PPM
+
+HRESULT CDecoder::InitPPM()
+{
+  Byte maxOrder = (Byte)ReadBits(7);
+
+  bool reset = ((maxOrder & 0x20) != 0);
+  int maxMB = 0;
+  if (reset)
+    maxMB = (Byte)ReadBits(8);
+  else
+  {
+    if (_ppm.SubAllocator.GetSubAllocatorSize()== 0)
+      return S_FALSE;
+  }
+  if (maxOrder & 0x40)
+    PpmEscChar = (Byte)ReadBits(8);
+  m_InBitStream.InitRangeCoder();
+  /*
+  if (m_InBitStream.m_BitPos != 0)
+    return S_FALSE;
+  */
+  if (reset)
+  {
+    maxOrder = (maxOrder & 0x1F) + 1;
+    if (maxOrder > 16)
+      maxOrder = 16 + (maxOrder - 16) * 3;
+    if (maxOrder == 1)
+    {
+      // SubAlloc.StopSubAllocator();
+      _ppm.SubAllocator.StopSubAllocator();
+      return S_FALSE;
+    }
+    // SubAlloc.StartSubAllocator(MaxMB+1);
+    // StartModelRare(maxOrder);
+
+    if (!_ppm.SubAllocator.StartSubAllocator((maxMB + 1) << 20)) 
+      return E_OUTOFMEMORY;
+    _ppm.MaxOrder = 0;
+    _ppm.StartModelRare(maxOrder);
+
+  }
+  // return (minContext != NULL);
+
+  return S_OK;
+}
+
+int CDecoder::DecodePpmSymbol() { return _ppm.DecodeSymbol(&m_InBitStream); }
+
+HRESULT CDecoder::DecodePPM(Int32 num, bool &keepDecompressing)
+{
+  keepDecompressing = false;
+  do
+  {
+    if (((_wrPtr - _winPos) & kWindowMask) < 260 && _wrPtr != _winPos)
+    {
+      RINOK(WriteBuf());
+      if (_writtenFileSize > _unpackSize)
+        return S_OK;
+    }
+    int c = DecodePpmSymbol();
+    if (c == -1)
+    {
+      // Original code sets PPMError=true here and then it returns S_OK. Why ???
+      // return S_OK;
+      return S_FALSE;
+    }
+    if (c == PpmEscChar)
+    {
+      int nextCh = DecodePpmSymbol();
+      if (nextCh == 0)
+        return ReadTables(keepDecompressing);
+      if (nextCh == 2 || nextCh == -1)
+        return S_OK;
+      if (nextCh == 3)
+      {
+        if (!ReadVmCodePPM())
+          return S_FALSE;
+        continue;
+      }
+      if (nextCh == 4 || nextCh == 5)
+      {
+        UInt32 distance = 0;
+        UInt32 length = 4;
+        if (nextCh == 4)
+        {
+          for (int i = 0; i < 3; i++)
+          {
+            int c = DecodePpmSymbol();
+            if (c == -1)
+              return S_OK;
+            distance = (distance << 8) + (Byte)c;
+          }
+          distance++;
+          length += 28;
+        }
+        int c = DecodePpmSymbol();
+        if (c == -1)
+          return S_OK;
+        length += c;
+        if (distance >= _lzSize)
+          return S_FALSE;
+        CopyBlock(distance, length);
+        num -= (Int32)length;
+        continue;
+      }
+    }
+    PutByte((Byte)c);
+    num--;
+  }
+  while (num >= 0);
+  keepDecompressing = true;
+  return S_OK;
+}
+
+/////////////////////////////////////////////////
+// LZ
+
+HRESULT CDecoder::ReadTables(bool &keepDecompressing)
+{
+  keepDecompressing = true;
+  ReadBits((8 - m_InBitStream.GetBitPosition()) & 7);
+  if (ReadBits(1) != 0)
+  {
+    _lzMode = false;
+    return InitPPM();
+  }
+
+  _lzMode = true;
+  PrevAlignBits = 0;
+  PrevAlignCount = 0;
+
+  Byte levelLevels[kLevelTableSize];
+  Byte newLevels[kTablesSizesSum];
+
+  if (ReadBits(1) == 0)
+    memset(m_LastLevels, 0, kTablesSizesSum);
+
+  int i;
+  for (i = 0; i < kLevelTableSize; i++)
+  {
+    UInt32 length = ReadBits(4);
+    if (length == 15)
+    {
+      UInt32 zeroCount = ReadBits(4);
+      if (zeroCount != 0)
+      {
+        zeroCount += 2;
+        while (zeroCount-- > 0 && i < kLevelTableSize)
+          levelLevels[i++]=0;
+        i--;
+        continue;
+      }
+    }
+    levelLevels[i] = (Byte)length;
+  }
+  RIF(m_LevelDecoder.SetCodeLengths(levelLevels));
+  i = 0;
+  while (i < kTablesSizesSum)
+  {
+    UInt32 number = m_LevelDecoder.DecodeSymbol(&m_InBitStream);
+    if (number < 16)
+    {
+      newLevels[i] = Byte((number + m_LastLevels[i]) & 15);
+      i++;
+    }
+    else if (number > kLevelTableSize)
+      return S_FALSE;
+    else
+    {
+      int num;
+      if (((number - 16) & 1) == 0)
+        num = ReadBits(3) + 3;
+      else
+        num = ReadBits(7) + 11;
+      if (number < 18)
+      {
+        if (i == 0)
+          return S_FALSE;
+        for (; num > 0 && i < kTablesSizesSum; num--, i++)
+          newLevels[i] = newLevels[i - 1];
+      }
+      else
+      {
+        for (; num > 0 && i < kTablesSizesSum; num--)
+          newLevels[i++] = 0;
+      }
+    }
+  }
+  TablesRead = true;
+
+  // original code has check here:
+  /*
+  if (InAddr > ReadTop)
+  {
+    keepDecompressing = false;
+    return true;
+  }
+  */
+
+  RIF(m_MainDecoder.SetCodeLengths(&newLevels[0]));
+  RIF(m_DistDecoder.SetCodeLengths(&newLevels[kMainTableSize]));
+  RIF(m_AlignDecoder.SetCodeLengths(&newLevels[kMainTableSize + kDistTableSize]));
+  RIF(m_LenDecoder.SetCodeLengths(&newLevels[kMainTableSize + kDistTableSize + kAlignTableSize]));
+
+  memcpy(m_LastLevels, newLevels, kTablesSizesSum);
+  return S_OK;
+}
+
+class CCoderReleaser
+{
+  CDecoder *m_Coder;
+public:
+  CCoderReleaser(CDecoder *coder): m_Coder(coder) {}
+  ~CCoderReleaser()
+  {
+    // m_Coder->m_OutWindowStream.Flush();
+    m_Coder->ReleaseStreams();
+  }
+};
+
+HRESULT CDecoder::ReadEndOfBlock(bool &keepDecompressing)
+{
+  if (ReadBits(1) != 0)
+  {
+    // old file
+    TablesRead = false;
+    return ReadTables(keepDecompressing);
+  }
+  // new file
+  keepDecompressing = false;
+  TablesRead = (ReadBits(1) == 0);
+  return S_OK;
+}
+
+UInt32 kDistStart[kDistTableSize];
+
+class CDistInit
+{
+public:
+  CDistInit() { Init(); }
+  void Init()
+  {
+    UInt32 start = 0;
+    for (UInt32 i = 0; i < kDistTableSize; i++)
+    {
+      kDistStart[i] = start;
+      start += (1 << kDistDirectBits[i]);
+    }
+  }
+} g_DistInit;
+
+HRESULT CDecoder::DecodeLZ(bool &keepDecompressing)
+{
+  UInt32 rep0 = _reps[0];
+  UInt32 rep1 = _reps[1];
+  UInt32 rep2 = _reps[2];
+  UInt32 rep3 = _reps[3];
+  UInt32 length = _lastLength;
+  for (;;)
+  {
+    if (((_wrPtr - _winPos) & kWindowMask) < 260 && _wrPtr != _winPos)
+    {
+      RINOK(WriteBuf());
+      if (_writtenFileSize > _unpackSize)
+        return S_OK;
+    }
+    UInt32 number = m_MainDecoder.DecodeSymbol(&m_InBitStream);
+    if (number < 256)
+    {
+      PutByte(Byte(number));
+
+      continue;
+    }
+    else if (number == kSymbolReadTable)
+    {
+      RINOK(ReadEndOfBlock(keepDecompressing));
+      break;
+    }
+    else if (number == 257)
+    {
+      if (!ReadVmCodeLZ())
+        return S_FALSE;
+      continue;
+    }
+    else if (number == 258)
+    {
+    }
+    else if (number < kSymbolRep + 4)
+    {
+      if (number != kSymbolRep)
+      {
+        UInt32 distance;
+        if (number == kSymbolRep + 1)
+          distance = rep1;
+        else
+        {
+          if (number == kSymbolRep + 2)
+            distance = rep2;
+          else
+          {
+            distance = rep3;
+            rep3 = rep2;
+          }
+          rep2 = rep1;
+        }
+        rep1 = rep0;
+        rep0 = distance;
+      }
+
+      UInt32 number = m_LenDecoder.DecodeSymbol(&m_InBitStream);
+      if (number >= kLenTableSize)
+        return S_FALSE;
+      length = 2 + kLenStart[number] + m_InBitStream.ReadBits(kLenDirectBits[number]);
+    }
+    else 
+    {
+      rep3 = rep2;
+      rep2 = rep1;
+      rep1 = rep0;
+      if (number < 271)
+      {
+        number -= 263;
+        rep0 = kLen2DistStarts[number] + m_InBitStream.ReadBits(kLen2DistDirectBits[number]);
+        length = 2;
+      }
+      else if (number < 299)
+      {
+        number -= 271;
+        length = kNormalMatchMinLen + (UInt32)kLenStart[number] + m_InBitStream.ReadBits(kLenDirectBits[number]);
+        UInt32 number = m_DistDecoder.DecodeSymbol(&m_InBitStream);
+        if (number >= kDistTableSize)
+          return S_FALSE;
+        rep0 = kDistStart[number];
+        int numBits = kDistDirectBits[number];
+        if (number >= (kNumAlignBits * 2) + 2)
+        {
+          if (numBits > kNumAlignBits)
+            rep0 += (m_InBitStream.ReadBits(numBits - kNumAlignBits) << kNumAlignBits);
+          if (PrevAlignCount > 0)
+          {
+            PrevAlignCount--;
+            rep0 += PrevAlignBits;
+          }
+          else
+          {
+            UInt32 number = m_AlignDecoder.DecodeSymbol(&m_InBitStream);
+            if (number < (1 << kNumAlignBits))
+            {
+              rep0 += number;
+              PrevAlignBits = number;
+            }
+            else if (number  == (1 << kNumAlignBits))
+            {
+              PrevAlignCount = kNumAlignReps;
+              rep0 += PrevAlignBits;
+            }
+            else 
+              return S_FALSE;
+          }
+        }
+        else
+          rep0 += m_InBitStream.ReadBits(numBits);
+        length += ((kDistLimit4 - rep0) >> 31) + ((kDistLimit3 - rep0) >> 31);
+      }
+      else
+        return S_FALSE;
+    }
+    if (rep0 >= _lzSize)
+      return S_FALSE;
+    CopyBlock(rep0, length);
+  }
+  _reps[0] = rep0;
+  _reps[1] = rep1;
+  _reps[2] = rep2;
+  _reps[3] = rep3;
+  _lastLength = length;
+
+  return S_OK;
+}
+
+HRESULT CDecoder::CodeReal(ICompressProgressInfo *progress)
+{
+  _writtenFileSize = 0;
+  if (!m_IsSolid)
+  {
+    _lzSize = 0;
+    _winPos = 0;
+    _wrPtr = 0;
+    for (int i = 0; i < kNumReps; i++)
+      _reps[i] = 0;
+    _lastLength = 0;
+    memset(m_LastLevels, 0, kTablesSizesSum);
+    TablesRead = false;
+    PpmEscChar = 2;
+    InitFilters();
+  }
+  if (!m_IsSolid || !TablesRead)
+  {
+    bool keepDecompressing;
+    RINOK(ReadTables(keepDecompressing));
+    if (!keepDecompressing)
+      return S_OK;
+  }
+
+  for(;;)
+  {
+    bool keepDecompressing;
+    if (_lzMode)
+    {
+      RINOK(DecodeLZ(keepDecompressing))
+    }
+    else
+    {
+      RINOK(DecodePPM(1 << 18, keepDecompressing))
+    }
+    UInt64 packSize = m_InBitStream.GetProcessedSize();
+    RINOK(progress->SetRatioInfo(&packSize, &_writtenFileSize));
+    if (!keepDecompressing)
+      break;
+  }
+  RINOK(WriteBuf());
+  if (_writtenFileSize < _unpackSize)
+    return S_FALSE;
+  // return m_OutWindowStream.Flush();
+  return S_OK;
+}
+
+STDMETHODIMP CDecoder::Code(ISequentialInStream *inStream,
+    ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+    ICompressProgressInfo *progress)
+{
+  try 
+  { 
+    if (inSize == NULL || outSize == NULL)
+      return E_INVALIDARG;
+
+    if (_vmData == 0)
+    {
+      _vmData = (Byte *)::MidAlloc(kVmDataSizeMax + kVmCodeSizeMax);
+      if (_vmData == 0)
+        return E_OUTOFMEMORY;
+      _vmCode = _vmData + kVmDataSizeMax;
+    }
+    
+    if (_window == 0)
+    {
+      _window = (Byte *)::MidAlloc(kWindowSize);
+      if (_window == 0)
+        return E_OUTOFMEMORY;
+    }
+    if (!m_InBitStream.Create(1 << 20))
+      return E_OUTOFMEMORY;
+    if (!_vm.Create())
+      return E_OUTOFMEMORY;
+
+    
+    m_InBitStream.SetStream(inStream);
+    m_InBitStream.Init();
+    _outStream = outStream;
+   
+    CCoderReleaser coderReleaser(this);
+    _unpackSize = *outSize;
+    return CodeReal(progress); 
+  }
+  catch(...) { return S_FALSE; }
+  // CNewException is possible here. But probably CNewException is caused 
+  // by error in data stream.
+}
+
+STDMETHODIMP CDecoder::SetDecoderProperties2(const Byte *data, UInt32 size)
+{
+  if (size < 1)
+    return E_INVALIDARG;
+  m_IsSolid = (data[0] != 0);
+  return S_OK;
+}
+
+}}

CPP/7zip/Compress/Rar/Rar3Decoder.h

@@ -0,0 +1,294 @@
+// Rar3Decoder.h
+// According to unRAR license,
+// this code may not be used to develop a 
+// RAR (WinRAR) compatible archiver
+
+#ifndef __RAR3DECODER_H
+#define __RAR3DECODER_H
+
+#include "../../../Common/MyCom.h"
+
+#include "../../ICoder.h"
+#include "../../Common/MSBFDecoder.h"
+#include "../../Common/InBuffer.h"
+
+// #include "../LZ/LZOutWindow.h"
+#include "../Huffman/HuffmanDecoder.h"
+#include "../PPMD/PPMDDecode.h"
+#include "Rar3Vm.h"
+
+namespace NCompress {
+namespace NRar3 {
+
+const UInt32 kWindowSize = 1 << 22;
+const UInt32 kWindowMask = (kWindowSize - 1);
+
+const UInt32 kNumReps = 4;
+const UInt32 kNumLen2Symbols = 8;
+const UInt32 kLenTableSize = 28;
+const UInt32 kMainTableSize = 256 + 1 + 1 + 1 + kNumReps + kNumLen2Symbols + kLenTableSize;
+const UInt32 kDistTableSize = 60;
+
+const int kNumAlignBits = 4;
+const UInt32 kAlignTableSize = (1 << kNumAlignBits) + 1;
+
+const UInt32 kLevelTableSize = 20;
+
+const UInt32 kTablesSizesSum = kMainTableSize + kDistTableSize + kAlignTableSize + kLenTableSize;
+
+template<class TInByte>
+class CBitDecoder2
+{
+  UInt32 m_Value;
+public:
+  UInt32 m_BitPos;
+  TInByte m_Stream;
+  bool Create(UInt32 bufferSize) { return m_Stream.Create(bufferSize); }
+  void SetStream(ISequentialInStream *inStream) { m_Stream.SetStream(inStream);}
+  void ReleaseStream() { m_Stream.ReleaseStream();}
+
+  void Init()
+  {
+    m_Stream.Init();
+    m_BitPos = 0;
+    m_Value = 0;
+    // m_BitPos = kNumBigValueBits; 
+    // Normalize();
+  }
+  
+  UInt64 GetProcessedSize() const 
+    { return m_Stream.GetProcessedSize() - (m_BitPos) / 8; }
+  UInt32 GetBitPosition() const { return ((8 - m_BitPos) & 7); }
+  
+  /*
+  void Normalize()
+  {
+    for (;m_BitPos >= 8; m_BitPos -= 8)
+      m_Value = (m_Value << 8) | m_Stream.ReadByte();
+  }
+  */
+
+  UInt32 GetValue(UInt32 numBits)
+  {
+    // return (m_Value << m_BitPos) >> (kNumBigValueBits - numBits);
+    // return ((m_Value >> (8 - m_BitPos)) & kMask) >> (kNumValueBits - numBits);
+    if (m_BitPos < numBits)
+    {
+      m_BitPos += 8;
+      m_Value = (m_Value << 8) | m_Stream.ReadByte();
+      if (m_BitPos < numBits)
+      {
+        m_BitPos += 8;
+        m_Value = (m_Value << 8) | m_Stream.ReadByte();
+      }
+    }
+    return m_Value >> (m_BitPos - numBits);
+  }
+  
+  void MovePos(UInt32 numBits)
+  {
+    m_BitPos -= numBits;
+    m_Value = m_Value & ((1 << m_BitPos) - 1);
+  }
+  
+  UInt32 ReadBits(UInt32 numBits)
+  {
+    UInt32 res = GetValue(numBits);
+    MovePos(numBits);
+    return res;
+  }
+};
+
+typedef CBitDecoder2<CInBuffer> CBitDecoder;
+
+const int kNumTopBits = 24;
+const UInt32 kTopValue = (1 << kNumTopBits);
+const UInt32 kBot = (1 << 15);
+
+class CRangeDecoder:public NPPMD::CRangeDecoderVirt, public CBitDecoder
+{
+public:
+  UInt32 Range;
+  UInt32 Low;
+  UInt32 Code;
+
+  void Normalize()
+  {
+    while ((Low ^ (Low + Range)) < kTopValue || 
+       Range < kBot && ((Range = (0 - Low) & (kBot - 1)), 1))
+    {
+      Code = (Code << 8) | m_Stream.ReadByte();
+      Range <<= 8;
+      Low <<= 8;
+    }
+  }
+  
+  void InitRangeCoder()
+  {
+    Code = 0;
+    Low = 0;
+    Range = 0xFFFFFFFF;
+    for(int i = 0; i < 4; i++)
+      Code = (Code << 8) | ReadBits(8);
+  }
+
+  virtual UInt32 GetThreshold(UInt32 total)
+  {
+    return (Code - Low) / ( Range /= total);
+  }
+
+  virtual void Decode(UInt32 start, UInt32 size)
+  {
+    Low += start * Range;
+    Range *= size;
+    Normalize();
+  }
+
+  virtual UInt32 DecodeBit(UInt32 size0, UInt32 numTotalBits)
+  {
+    if (((Code - Low) / (Range >>= numTotalBits)) < size0)
+    {
+      Decode(0, size0);
+      return 0;
+    }
+    else
+    {
+      Decode(size0, (1 << numTotalBits) - size0);
+      return 1;
+    }
+  }
+
+  // UInt64 GetProcessedSizeRangeCoder() {return Stream.GetProcessedSize(); }
+};
+
+
+struct CFilter: public NVm::CProgram
+{
+  CRecordVector<Byte> GlobalData;
+  UInt32 BlockStart;
+  UInt32 BlockSize;
+  UInt32 ExecCount;
+  CFilter(): BlockStart(0), BlockSize(0), ExecCount(0) {}
+};
+
+struct CTempFilter: public NVm::CProgramInitState
+{
+  UInt32 BlockStart;
+  UInt32 BlockSize;
+  UInt32 ExecCount;
+  bool NextWindow;
+  
+  UInt32 FilterIndex;
+};
+
+const int kNumHuffmanBits = 15;
+
+class CDecoder:
+  public ICompressCoder,
+  public ICompressSetDecoderProperties2,
+  public CMyUnknownImp
+{
+  CRangeDecoder m_InBitStream;
+  Byte *_window;
+  UInt32 _winPos;
+  UInt32 _wrPtr;
+  UInt64 _lzSize;
+  UInt64 _unpackSize;
+  UInt64 _writtenFileSize; // if it's > _unpackSize, then _unpackSize only written 
+  CMyComPtr<ISequentialOutStream> _outStream;
+  NHuffman::CDecoder<kNumHuffmanBits, kMainTableSize> m_MainDecoder;
+  NHuffman::CDecoder<kNumHuffmanBits, kDistTableSize> m_DistDecoder;
+  NHuffman::CDecoder<kNumHuffmanBits, kAlignTableSize> m_AlignDecoder;
+  NHuffman::CDecoder<kNumHuffmanBits, kLenTableSize> m_LenDecoder;
+  NHuffman::CDecoder<kNumHuffmanBits, kLevelTableSize> m_LevelDecoder;
+
+  UInt32 _reps[kNumReps];
+  UInt32 _lastLength;
+  
+  Byte m_LastLevels[kTablesSizesSum];
+
+  Byte *_vmData;
+  Byte *_vmCode;
+  NVm::CVm _vm;
+  CRecordVector<CFilter *> _filters;
+  CRecordVector<CTempFilter *>  _tempFilters;
+  UInt32 _lastFilter;
+
+  bool m_IsSolid;
+
+  bool _lzMode;
+
+  UInt32 PrevAlignBits;
+  UInt32 PrevAlignCount;
+
+  bool TablesRead;
+
+  NPPMD::CDecodeInfo _ppm;
+  int PpmEscChar;
+  
+  HRESULT WriteDataToStream(const Byte *data, UInt32 size);
+  HRESULT WriteData(const Byte *data, UInt32 size);
+  HRESULT WriteArea(UInt32 startPtr, UInt32 endPtr);
+  void ExecuteFilter(int tempFilterIndex, NVm::CBlockRef &outBlockRef);
+  HRESULT WriteBuf();
+
+  void InitFilters();
+  bool AddVmCode(UInt32 firstByte, UInt32 codeSize);
+  bool ReadVmCodeLZ();
+  bool ReadVmCodePPM();
+  
+  UInt32 ReadBits(int numBits);
+
+  HRESULT InitPPM();
+  int DecodePpmSymbol();
+  HRESULT DecodePPM(Int32 num, bool &keepDecompressing);
+
+  HRESULT ReadTables(bool &keepDecompressing);
+  HRESULT ReadEndOfBlock(bool &keepDecompressing);
+  HRESULT DecodeLZ(bool &keepDecompressing);
+  HRESULT CodeReal(ICompressProgressInfo *progress);
+public:
+  CDecoder();
+  ~CDecoder();
+
+  MY_UNKNOWN_IMP1(ICompressSetDecoderProperties2)
+
+  void ReleaseStreams()
+  {
+    _outStream.Release();
+    m_InBitStream.ReleaseStream();
+  }
+
+
+  STDMETHOD(Code)(ISequentialInStream *inStream,
+      ISequentialOutStream *outStream, const UInt64 *inSize, const UInt64 *outSize,
+      ICompressProgressInfo *progress);
+
+  STDMETHOD(SetDecoderProperties2)(const Byte *data, UInt32 size);
+
+  void CopyBlock(UInt32 distance, UInt32 len)
+  {
+    _lzSize += len;
+    UInt32 pos = (_winPos - distance - 1) & kWindowMask;
+    do
+    {
+      _window[_winPos] = _window[pos];
+      _winPos = (_winPos + 1) & kWindowMask;
+      pos = (pos + 1) & kWindowMask;
+    }
+    while(--len != 0);
+  }
+  
+  void PutByte(Byte b)
+  {
+    _window[_winPos] = b;
+    _winPos = (_winPos + 1) & kWindowMask;
+    _lzSize++;
+  }
+
+
+};
+
+}}
+
+#endif

CPP/7zip/Compress/Rar/Rar3Vm.h

@@ -0,0 +1,219 @@
+// Rar3Vm.h
+// According to unRAR license,
+// this code may not be used to develop a 
+// RAR (WinRAR) compatible archiver
+
+#ifndef __RAR3VM_H
+#define __RAR3VM_H
+
+#include "Common/Types.h"
+#include "Common/Vector.h"
+
+#define RARVM_STANDARD_FILTERS
+#if defined(_M_IX86) || defined(_M_X64) || defined(_M_AMD64) || defined(__i386__) || defined(__x86_64__)  // || defined(_M_IA64) || defined(__ia64__)
+// Define RARVM_LITTLE_ENDIAN_UNALIGN, if CPU is LITTLE_ENDIAN and if it supports 
+// unaligned 32-bit memory accesses.
+// It's for speed optimization, if you are not sure, just don't define it.
+#define RARVM_LITTLE_ENDIAN_UNALIGN
+#endif
+
+namespace NCompress {
+namespace NRar3 {
+
+class CMemBitDecoder
+{
+  const Byte *_data;
+  UInt32 _bitSize;
+  UInt32 _bitPos;
+public:
+  void Init(const Byte *data, UInt32 byteSize)
+  {
+    _data = data;
+    _bitSize = (byteSize << 3);
+    _bitPos = 0;
+  }
+  UInt32 ReadBits(int numBits);
+  UInt32 ReadBit();
+  bool Avail() const { return (_bitPos < _bitSize); }
+};
+
+namespace NVm {
+
+inline UInt32 GetValue32(const void *addr)
+{
+  #ifdef RARVM_LITTLE_ENDIAN_UNALIGN
+  return *(const UInt32 *)addr;
+  #else
+  const Byte *b = (const Byte *)addr;
+  return UInt32((UInt32)b[0]|((UInt32)b[1]<<8)|((UInt32)b[2]<<16)|((UInt32)b[3]<<24));
+  #endif
+}
+
+inline void SetValue32(void *addr, UInt32 value)
+{
+  #ifdef RARVM_LITTLE_ENDIAN_UNALIGN
+  *(UInt32 *)addr = value;
+  #else
+  ((Byte *)addr)[0] = (Byte)value;
+  ((Byte *)addr)[1] = (Byte)(value >> 8);
+  ((Byte *)addr)[2] = (Byte)(value >> 16);
+  ((Byte *)addr)[3] = (Byte)(value >> 24);
+  #endif
+}
+
+UInt32 ReadEncodedUInt32(CMemBitDecoder &inp);
+
+const int kNumRegBits = 3;
+const UInt32 kNumRegs = 1 << kNumRegBits;
+const UInt32 kNumGpRegs = kNumRegs - 1;
+
+const UInt32 kSpaceSize = 0x40000;
+const UInt32 kSpaceMask = kSpaceSize -1;
+const UInt32 kGlobalOffset = 0x3C000;
+const UInt32 kGlobalSize = 0x2000;
+const UInt32 kFixedGlobalSize = 64;
+
+namespace NGlobalOffset
+{
+  const UInt32 kBlockSize = 0x1C;
+  const UInt32 kBlockPos  = 0x20;
+  const UInt32 kExecCount = 0x2C;
+  const UInt32 kGlobalMemOutSize = 0x30;
+};
+
+enum ECommand
+{
+  CMD_MOV,  CMD_CMP,  CMD_ADD,  CMD_SUB,  CMD_JZ,   CMD_JNZ,  CMD_INC,  CMD_DEC,
+  CMD_JMP,  CMD_XOR,  CMD_AND,  CMD_OR,   CMD_TEST, CMD_JS,   CMD_JNS,  CMD_JB,
+  CMD_JBE,  CMD_JA,   CMD_JAE,  CMD_PUSH, CMD_POP,  CMD_CALL, CMD_RET,  CMD_NOT,
+  CMD_SHL,  CMD_SHR,  CMD_SAR,  CMD_NEG,  CMD_PUSHA,CMD_POPA, CMD_PUSHF,CMD_POPF,
+  CMD_MOVZX,CMD_MOVSX,CMD_XCHG, CMD_MUL,  CMD_DIV,  CMD_ADC,  CMD_SBB,  CMD_PRINT,
+
+  CMD_MOVB, CMD_CMPB, CMD_ADDB, CMD_SUBB, CMD_INCB, CMD_DECB, 
+  CMD_XORB, CMD_ANDB, CMD_ORB,  CMD_TESTB,CMD_NEGB,
+  CMD_SHLB, CMD_SHRB, CMD_SARB, CMD_MULB
+};
+
+enum EOpType {OP_TYPE_REG, OP_TYPE_INT, OP_TYPE_REGMEM, OP_TYPE_NONE};
+
+// Addr in COperand object can link (point) to CVm object!!!
+
+struct COperand
+{
+  EOpType Type;
+  UInt32 Data;
+  UInt32 Base;
+  COperand(): Type(OP_TYPE_NONE), Data(0), Base(0) {}
+};
+
+struct CCommand
+{
+  ECommand OpCode;
+  bool ByteMode;
+  COperand Op1, Op2;
+};
+
+struct CBlockRef
+{
+  UInt32 Offset;
+  UInt32 Size;
+};
+
+struct CProgram
+{
+  CRecordVector<CCommand> Commands;
+  #ifdef RARVM_STANDARD_FILTERS
+  int StandardFilterIndex;
+  #endif
+  CRecordVector<Byte> StaticData;
+};
+
+struct CProgramInitState
+{
+  UInt32 InitR[kNumGpRegs];
+  CRecordVector<Byte> GlobalData;
+
+  void AllocateEmptyFixedGlobal()
+  {
+    GlobalData.Clear();
+    GlobalData.Reserve(NVm::kFixedGlobalSize);
+    for (UInt32 i = 0; i < NVm::kFixedGlobalSize; i++)
+      GlobalData.Add(0);
+  }
+};
+
+class CVm
+{
+  static UInt32 GetValue(bool byteMode, const void *addr)
+  {
+    if (byteMode)
+      return(*(const Byte *)addr);
+    else
+    {
+      #ifdef RARVM_LITTLE_ENDIAN_UNALIGN
+      return *(const UInt32 *)addr;
+      #else
+      const Byte *b = (const Byte *)addr;
+      return UInt32((UInt32)b[0]|((UInt32)b[1]<<8)|((UInt32)b[2]<<16)|((UInt32)b[3]<<24));
+      #endif
+    }
+  }
+
+  static void SetValue(bool byteMode, void *addr, UInt32 value)
+  {
+    if (byteMode)
+      *(Byte *)addr = (Byte)value;
+    else
+    {
+      #ifdef RARVM_LITTLE_ENDIAN_UNALIGN
+      *(UInt32 *)addr = value;
+      #else
+      ((Byte *)addr)[0] = (Byte)value;
+      ((Byte *)addr)[1] = (Byte)(value >> 8);
+      ((Byte *)addr)[2] = (Byte)(value >> 16);
+      ((Byte *)addr)[3] = (Byte)(value >> 24);
+      #endif
+    }
+  }
+
+  UInt32 GetFixedGlobalValue32(UInt32 globalOffset) { return GetValue(false, &Mem[kGlobalOffset + globalOffset]); }
+
+  void SetBlockSize(UInt32 v) { SetValue(&Mem[kGlobalOffset + NGlobalOffset::kBlockSize], v); }
+  void SetBlockPos(UInt32 v) { SetValue(&Mem[kGlobalOffset + NGlobalOffset::kBlockPos], v); }
+public:
+  static void SetValue(void *addr, UInt32 value) { SetValue(false, addr, value); }
+private:
+  UInt32 GetOperand32(const COperand *op) const;
+  void SetOperand32(const COperand *op, UInt32 val);
+  Byte GetOperand8(const COperand *op) const;
+  void SetOperand8(const COperand *op, Byte val);
+  UInt32 GetOperand(bool byteMode, const COperand *op) const;
+  void SetOperand(bool byteMode, const COperand *op, UInt32 val);
+
+  void DecodeArg(CMemBitDecoder &inp, COperand &op, bool byteMode);
+  
+  bool ExecuteCode(const CProgram *prg);
+  
+  #ifdef RARVM_STANDARD_FILTERS
+  void ExecuteStandardFilter(int filterIndex);
+  #endif
+  
+  Byte *Mem;
+  UInt32 R[kNumRegs + 1]; // R[kNumRegs] = 0 always (speed optimization)
+  UInt32 Flags;
+  void ReadVmProgram(const Byte *code, UInt32 codeSize, CProgram *prg);
+public:
+  CVm();
+  ~CVm();
+  bool Create();
+  void PrepareProgram(const Byte *code, UInt32 codeSize, CProgram *prg);
+  void SetMemory(UInt32 pos, const Byte *data, UInt32 dataSize);
+  bool Execute(CProgram *prg, const CProgramInitState *initState, 
+      CBlockRef &outBlockRef, CRecordVector<Byte> &outGlobalData);
+  const Byte *GetDataPointer(UInt32 offset) const { return Mem + offset; }
+
+};
+
+#endif
+
+}}}

CPP/7zip/Compress/Rar/StdAfx.cpp

@@ -0,0 +1,3 @@
+// StdAfx.cpp
+
+#include "StdAfx.h"

CPP/7zip/Compress/Rar/StdAfx.h

@@ -0,0 +1,8 @@
+// StdAfx.h
+
+#ifndef __STDAFX_H
+#define __STDAFX_H
+
+#include "../../../Common/MyWindows.h"
+
+#endif

CPP/7zip/Compress/Rar/makefile

@@ -0,0 +1,49 @@
+PROG = Rar29.dll
+DEF_FILE = ../Codec.def
+CFLAGS = $(CFLAGS) -I ../../../
+LIBS = $(LIBS) oleaut32.lib
+
+RAR29_OBJS = \
+  $O\DllExports.obj \
+
+RAR29_OPT_OBJS = \
+  $O\Rar1Decoder.obj \
+  $O\Rar2Decoder.obj \
+  $O\Rar3Decoder.obj \
+  $O\Rar3Vm.obj \
+
+COMMON_OBJS = \
+  $O\Alloc.obj \
+  $O\CRC.obj \
+  $O\Vector.obj \
+
+7ZIP_COMMON_OBJS = \
+  $O\InBuffer.obj \
+  $O\OutBuffer.obj \
+  $O\StreamUtils.obj \
+
+LZ_OBJS = \
+  $O\LZOutWindow.obj \
+
+
+OBJS = \
+  $O\StdAfx.obj \
+  $(RAR29_OBJS) \
+  $(RAR29_OPT_OBJS) \
+  $(COMMON_OBJS) \
+  $(7ZIP_COMMON_OBJS) \
+  $(LZ_OBJS) \
+  $O\resource.res
+
+!include "../../../Build.mak"
+
+$(RAR29_OBJS): $(*B).cpp
+	$(COMPL)
+$(RAR29_OPT_OBJS): $(*B).cpp
+	$(COMPL_O2)
+$(COMMON_OBJS): ../../../Common/$(*B).cpp
+	$(COMPL)
+$(7ZIP_COMMON_OBJS): ../../Common/$(*B).cpp
+	$(COMPL)
+$(LZ_OBJS): ../LZ/$(*B).cpp
+	$(COMPL)

CPP/7zip/Compress/Rar/resource.rc

@@ -0,0 +1,3 @@
+#include "../../MyVersionInfo.rc"
+
+MY_VERSION_INFO_DLL("Rar29 Codec", "Rar29")