diff --git a/Installer/lzma/7zDec.c b/Installer/lzma/7zDec.c
index b90d4238..e70391e4 100644
--- a/Installer/lzma/7zDec.c
+++ b/Installer/lzma/7zDec.c
@@ -7,11 +7,15 @@
 
 #include "7z.h"
 
+#ifdef _7ZIP_BCJ2_SUPPPORT
 #include "Bcj2.h"
 #include "Bra.h"
+#endif
 #include "CpuArch.h"
 #include "LzmaDec.h"
+#ifdef _7ZIP_LZMA2_SUPPPORT
 #include "Lzma2Dec.h"
+#endif
 #ifdef _7ZIP_PPMD_SUPPPORT
 #include "Ppmd7.h"
 #endif
@@ -249,7 +253,9 @@ static Bool IS_MAIN_METHOD(UInt32 m)
   {
     case k_Copy:
     case k_LZMA:
+    #ifdef _7ZIP_LZMA2_SUPPPORT
     case k_LZMA2:
+    #endif
     #ifdef _7ZIP_PPMD_SUPPPORT
     case k_PPMD:
     #endif
@@ -416,6 +422,7 @@ static SRes SzFolder_Decode2(const CSzFolder *folder, const UInt64 *packSizes,
         #endif
       }
     }
+    #ifdef _7ZIP_BCJ2_SUPPPORT
     else if (coder->MethodID == k_BCJ2)
     {
       UInt64 offset = GetSum(packSizes, 1);
@@ -441,12 +448,14 @@ static SRes SzFolder_Decode2(const CSzFolder *folder, const UInt64 *packSizes,
           outBuffer, outSize);
       RINOK(res)
     }
+    #endif
     else
     {
       if (ci != 1)
         return SZ_ERROR_UNSUPPORTED;
       switch(coder->MethodID)
       {
+        #ifdef _7ZIP_BCJ2_SUPPPORT
         case k_BCJ:
         {
           UInt32 state;
@@ -455,6 +464,7 @@ static SRes SzFolder_Decode2(const CSzFolder *folder, const UInt64 *packSizes,
           break;
         }
         CASE_BRA_CONV(ARM)
+        #endif
         default:
           return SZ_ERROR_UNSUPPORTED;
       }
diff --git a/Installer/lzma/7zMemInStream.h b/Installer/lzma/7zMemInStream.h
index 0dfebd61..f11ad0e6 100644
--- a/Installer/lzma/7zMemInStream.h
+++ b/Installer/lzma/7zMemInStream.h
@@ -9,6 +9,8 @@
 
 #include "Types.h"
 
+EXTERN_C_BEGIN
+
 typedef struct
 {
   ILookInStream s;
@@ -19,4 +21,6 @@ typedef struct
 
 void MemInStream_Init(CMemInStream *p, const void *begin, size_t length);
 
+EXTERN_C_END
+
 #endif
diff --git a/Installer/lzma/Bcj2.c b/Installer/lzma/Bcj2.c
deleted file mode 100644
index 474bdd45..00000000
--- a/Installer/lzma/Bcj2.c
+++ /dev/null
@@ -1,132 +0,0 @@
-/* Bcj2.c -- Converter for x86 code (BCJ2)
-2008-10-04 : Igor Pavlov : Public domain */
-
-#include "Bcj2.h"
-
-#ifdef _LZMA_PROB32
-#define CProb UInt32
-#else
-#define CProb UInt16
-#endif
-
-#define IsJcc(b0, b1) ((b0) == 0x0F && ((b1) & 0xF0) == 0x80)
-#define IsJ(b0, b1) ((b1 & 0xFE) == 0xE8 || IsJcc(b0, b1))
-
-#define kNumTopBits 24
-#define kTopValue ((UInt32)1 << kNumTopBits)
-
-#define kNumBitModelTotalBits 11
-#define kBitModelTotal (1 << kNumBitModelTotalBits)
-#define kNumMoveBits 5
-
-#define RC_READ_BYTE (*buffer++)
-#define RC_TEST { if (buffer == bufferLim) return SZ_ERROR_DATA; }
-#define RC_INIT2 code = 0; range = 0xFFFFFFFF; \
-  { int i; for (i = 0; i < 5; i++) { RC_TEST; code = (code << 8) | RC_READ_BYTE; }}
-
-#define NORMALIZE if (range < kTopValue) { RC_TEST; range <<= 8; code = (code << 8) | RC_READ_BYTE; }
-
-#define IF_BIT_0(p) ttt = *(p); bound = (range >> kNumBitModelTotalBits) * ttt; if (code < bound)
-#define UPDATE_0(p) range = bound; *(p) = (CProb)(ttt + ((kBitModelTotal - ttt) >> kNumMoveBits)); NORMALIZE;
-#define UPDATE_1(p) range -= bound; code -= bound; *(p) = (CProb)(ttt - (ttt >> kNumMoveBits)); NORMALIZE;
-
-int Bcj2_Decode(
-    const Byte *buf0, SizeT size0,
-    const Byte *buf1, SizeT size1,
-    const Byte *buf2, SizeT size2,
-    const Byte *buf3, SizeT size3,
-    Byte *outBuf, SizeT outSize)
-{
-  CProb p[256 + 2];
-  SizeT inPos = 0, outPos = 0;
-
-  const Byte *buffer, *bufferLim;
-  UInt32 range, code;
-  Byte prevByte = 0;
-
-  unsigned int i;
-  for (i = 0; i < sizeof(p) / sizeof(p[0]); i++)
-    p[i] = kBitModelTotal >> 1;
-
-  buffer = buf3;
-  bufferLim = buffer + size3;
-  RC_INIT2
-
-  if (outSize == 0)
-    return SZ_OK;
-
-  for (;;)
-  {
-    Byte b;
-    CProb *prob;
-    UInt32 bound;
-    UInt32 ttt;
-
-    SizeT limit = size0 - inPos;
-    if (outSize - outPos < limit)
-      limit = outSize - outPos;
-    while (limit != 0)
-    {
-      Byte b = buf0[inPos];
-      outBuf[outPos++] = b;
-      if (IsJ(prevByte, b))
-        break;
-      inPos++;
-      prevByte = b;
-      limit--;
-    }
-
-    if (limit == 0 || outPos == outSize)
-      break;
-
-    b = buf0[inPos++];
-
-    if (b == 0xE8)
-      prob = p + prevByte;
-    else if (b == 0xE9)
-      prob = p + 256;
-    else
-      prob = p + 257;
-
-    IF_BIT_0(prob)
-    {
-      UPDATE_0(prob)
-      prevByte = b;
-    }
-    else
-    {
-      UInt32 dest;
-      const Byte *v;
-      UPDATE_1(prob)
-      if (b == 0xE8)
-      {
-        v = buf1;
-        if (size1 < 4)
-          return SZ_ERROR_DATA;
-        buf1 += 4;
-        size1 -= 4;
-      }
-      else
-      {
-        v = buf2;
-        if (size2 < 4)
-          return SZ_ERROR_DATA;
-        buf2 += 4;
-        size2 -= 4;
-      }
-      dest = (((UInt32)v[0] << 24) | ((UInt32)v[1] << 16) |
-          ((UInt32)v[2] << 8) | ((UInt32)v[3])) - ((UInt32)outPos + 4);
-      outBuf[outPos++] = (Byte)dest;
-      if (outPos == outSize)
-        break;
-      outBuf[outPos++] = (Byte)(dest >> 8);
-      if (outPos == outSize)
-        break;
-      outBuf[outPos++] = (Byte)(dest >> 16);
-      if (outPos == outSize)
-        break;
-      outBuf[outPos++] = prevByte = (Byte)(dest >> 24);
-    }
-  }
-  return (outPos == outSize) ? SZ_OK : SZ_ERROR_DATA;
-}
diff --git a/Installer/lzma/Bcj2.h b/Installer/lzma/Bcj2.h
deleted file mode 100644
index d9d857bc..00000000
--- a/Installer/lzma/Bcj2.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/* Bcj2.h -- Converter for x86 code (BCJ2)
-2009-02-07 : Igor Pavlov : Public domain */
-
-#ifndef __BCJ2_H
-#define __BCJ2_H
-
-#include "Types.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/*
-Conditions:
-  outSize <= FullOutputSize,
-  where FullOutputSize is full size of output stream of x86_2 filter.
-
-If buf0 overlaps outBuf, there are two required conditions:
-  1) (buf0 >= outBuf)
-  2) (buf0 + size0 >= outBuf + FullOutputSize).
-
-Returns:
-  SZ_OK
-  SZ_ERROR_DATA - Data error
-*/
-
-int Bcj2_Decode(
-    const Byte *buf0, SizeT size0,
-    const Byte *buf1, SizeT size1,
-    const Byte *buf2, SizeT size2,
-    const Byte *buf3, SizeT size3,
-    Byte *outBuf, SizeT outSize);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif
diff --git a/Installer/lzma/Bra.c b/Installer/lzma/Bra.c
deleted file mode 100644
index 2a0f147b..00000000
--- a/Installer/lzma/Bra.c
+++ /dev/null
@@ -1,133 +0,0 @@
-/* Bra.c -- Converters for RISC code
-2010-04-16 : Igor Pavlov : Public domain */
-
-#include "Bra.h"
-
-SizeT ARM_Convert(Byte *data, SizeT size, UInt32 ip, int encoding)
-{
-  SizeT i;
-  if (size < 4)
-    return 0;
-  size -= 4;
-  ip += 8;
-  for (i = 0; i <= size; i += 4)
-  {
-    if (data[i + 3] == 0xEB)
-    {
-      UInt32 dest;
-      UInt32 src = ((UInt32)data[i + 2] << 16) | ((UInt32)data[i + 1] << 8) | (data[i + 0]);
-      src <<= 2;
-      if (encoding)
-        dest = ip + (UInt32)i + src;
-      else
-        dest = src - (ip + (UInt32)i);
-      dest >>= 2;
-      data[i + 2] = (Byte)(dest >> 16);
-      data[i + 1] = (Byte)(dest >> 8);
-      data[i + 0] = (Byte)dest;
-    }
-  }
-  return i;
-}
-
-SizeT ARMT_Convert(Byte *data, SizeT size, UInt32 ip, int encoding)
-{
-  SizeT i;
-  if (size < 4)
-    return 0;
-  size -= 4;
-  ip += 4;
-  for (i = 0; i <= size; i += 2)
-  {
-    if ((data[i + 1] & 0xF8) == 0xF0 &&
-        (data[i + 3] & 0xF8) == 0xF8)
-    {
-      UInt32 dest;
-      UInt32 src =
-        (((UInt32)data[i + 1] & 0x7) << 19) |
-        ((UInt32)data[i + 0] << 11) |
-        (((UInt32)data[i + 3] & 0x7) << 8) |
-        (data[i + 2]);
-      
-      src <<= 1;
-      if (encoding)
-        dest = ip + (UInt32)i + src;
-      else
-        dest = src - (ip + (UInt32)i);
-      dest >>= 1;
-      
-      data[i + 1] = (Byte)(0xF0 | ((dest >> 19) & 0x7));
-      data[i + 0] = (Byte)(dest >> 11);
-      data[i + 3] = (Byte)(0xF8 | ((dest >> 8) & 0x7));
-      data[i + 2] = (Byte)dest;
-      i += 2;
-    }
-  }
-  return i;
-}
-
-SizeT PPC_Convert(Byte *data, SizeT size, UInt32 ip, int encoding)
-{
-  SizeT i;
-  if (size < 4)
-    return 0;
-  size -= 4;
-  for (i = 0; i <= size; i += 4)
-  {
-    if ((data[i] >> 2) == 0x12 && (data[i + 3] & 3) == 1)
-    {
-      UInt32 src = ((UInt32)(data[i + 0] & 3) << 24) |
-        ((UInt32)data[i + 1] << 16) |
-        ((UInt32)data[i + 2] << 8) |
-        ((UInt32)data[i + 3] & (~3));
-      
-      UInt32 dest;
-      if (encoding)
-        dest = ip + (UInt32)i + src;
-      else
-        dest = src - (ip + (UInt32)i);
-      data[i + 0] = (Byte)(0x48 | ((dest >> 24) &  0x3));
-      data[i + 1] = (Byte)(dest >> 16);
-      data[i + 2] = (Byte)(dest >> 8);
-      data[i + 3] &= 0x3;
-      data[i + 3] |= dest;
-    }
-  }
-  return i;
-}
-
-SizeT SPARC_Convert(Byte *data, SizeT size, UInt32 ip, int encoding)
-{
-  UInt32 i;
-  if (size < 4)
-    return 0;
-  size -= 4;
-  for (i = 0; i <= size; i += 4)
-  {
-    if ((data[i] == 0x40 && (data[i + 1] & 0xC0) == 0x00) ||
-        (data[i] == 0x7F && (data[i + 1] & 0xC0) == 0xC0))
-    {
-      UInt32 src =
-        ((UInt32)data[i + 0] << 24) |
-        ((UInt32)data[i + 1] << 16) |
-        ((UInt32)data[i + 2] << 8) |
-        ((UInt32)data[i + 3]);
-      UInt32 dest;
-      
-      src <<= 2;
-      if (encoding)
-        dest = ip + i + src;
-      else
-        dest = src - (ip + i);
-      dest >>= 2;
-      
-      dest = (((0 - ((dest >> 22) & 1)) << 22) & 0x3FFFFFFF) | (dest & 0x3FFFFF) | 0x40000000;
-
-      data[i + 0] = (Byte)(dest >> 24);
-      data[i + 1] = (Byte)(dest >> 16);
-      data[i + 2] = (Byte)(dest >> 8);
-      data[i + 3] = (Byte)dest;
-    }
-  }
-  return i;
-}
diff --git a/Installer/lzma/Bra.h b/Installer/lzma/Bra.h
deleted file mode 100644
index 9c91e332..00000000
--- a/Installer/lzma/Bra.h
+++ /dev/null
@@ -1,68 +0,0 @@
-/* Bra.h -- Branch converters for executables
-2009-02-07 : Igor Pavlov : Public domain */
-
-#ifndef __BRA_H
-#define __BRA_H
-
-#include "Types.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/*
-These functions convert relative addresses to absolute addresses
-in CALL instructions to increase the compression ratio.
-  
-  In:
-    data     - data buffer
-    size     - size of data
-    ip       - current virtual Instruction Pinter (IP) value
-    state    - state variable for x86 converter
-    encoding - 0 (for decoding), 1 (for encoding)
-  
-  Out:
-    state    - state variable for x86 converter
-
-  Returns:
-    The number of processed bytes. If you call these functions with multiple calls,
-    you must start next call with first byte after block of processed bytes.
-  
-  Type   Endian  Alignment  LookAhead
-  
-  x86    little      1          4
-  ARMT   little      2          2
-  ARM    little      4          0
-  PPC     big        4          0
-  SPARC   big        4          0
-  IA64   little     16          0
-
-  size must be >= Alignment + LookAhead, if it's not last block.
-  If (size < Alignment + LookAhead), converter returns 0.
-
-  Example:
-
-    UInt32 ip = 0;
-    for ()
-    {
-      ; size must be >= Alignment + LookAhead, if it's not last block
-      SizeT processed = Convert(data, size, ip, 1);
-      data += processed;
-      size -= processed;
-      ip += processed;
-    }
-*/
-
-#define x86_Convert_Init(state) { state = 0; }
-SizeT x86_Convert(Byte *data, SizeT size, UInt32 ip, UInt32 *state, int encoding);
-SizeT ARM_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
-SizeT ARMT_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
-SizeT PPC_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
-SizeT SPARC_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
-SizeT IA64_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif
diff --git a/Installer/lzma/Bra86.c b/Installer/lzma/Bra86.c
deleted file mode 100644
index 93566cb2..00000000
--- a/Installer/lzma/Bra86.c
+++ /dev/null
@@ -1,85 +0,0 @@
-/* Bra86.c -- Converter for x86 code (BCJ)
-2008-10-04 : Igor Pavlov : Public domain */
-
-#include "Bra.h"
-
-#define Test86MSByte(b) ((b) == 0 || (b) == 0xFF)
-
-const Byte kMaskToAllowedStatus[8] = {1, 1, 1, 0, 1, 0, 0, 0};
-const Byte kMaskToBitNumber[8] = {0, 1, 2, 2, 3, 3, 3, 3};
-
-SizeT x86_Convert(Byte *data, SizeT size, UInt32 ip, UInt32 *state, int encoding)
-{
-  SizeT bufferPos = 0, prevPosT;
-  UInt32 prevMask = *state & 0x7;
-  if (size < 5)
-    return 0;
-  ip += 5;
-  prevPosT = (SizeT)0 - 1;
-
-  for (;;)
-  {
-    Byte *p = data + bufferPos;
-    Byte *limit = data + size - 4;
-    for (; p < limit; p++)
-      if ((*p & 0xFE) == 0xE8)
-        break;
-    bufferPos = (SizeT)(p - data);
-    if (p >= limit)
-      break;
-    prevPosT = bufferPos - prevPosT;
-    if (prevPosT > 3)
-      prevMask = 0;
-    else
-    {
-      prevMask = (prevMask << ((int)prevPosT - 1)) & 0x7;
-      if (prevMask != 0)
-      {
-        Byte b = p[4 - kMaskToBitNumber[prevMask]];
-        if (!kMaskToAllowedStatus[prevMask] || Test86MSByte(b))
-        {
-          prevPosT = bufferPos;
-          prevMask = ((prevMask << 1) & 0x7) | 1;
-          bufferPos++;
-          continue;
-        }
-      }
-    }
-    prevPosT = bufferPos;
-
-    if (Test86MSByte(p[4]))
-    {
-      UInt32 src = ((UInt32)p[4] << 24) | ((UInt32)p[3] << 16) | ((UInt32)p[2] << 8) | ((UInt32)p[1]);
-      UInt32 dest;
-      for (;;)
-      {
-        Byte b;
-        int index;
-        if (encoding)
-          dest = (ip + (UInt32)bufferPos) + src;
-        else
-          dest = src - (ip + (UInt32)bufferPos);
-        if (prevMask == 0)
-          break;
-        index = kMaskToBitNumber[prevMask] * 8;
-        b = (Byte)(dest >> (24 - index));
-        if (!Test86MSByte(b))
-          break;
-        src = dest ^ ((1 << (32 - index)) - 1);
-      }
-      p[4] = (Byte)(~(((dest >> 24) & 1) - 1));
-      p[3] = (Byte)(dest >> 16);
-      p[2] = (Byte)(dest >> 8);
-      p[1] = (Byte)dest;
-      bufferPos += 5;
-    }
-    else
-    {
-      prevMask = ((prevMask << 1) & 0x7) | 1;
-      bufferPos++;
-    }
-  }
-  prevPosT = bufferPos - prevPosT;
-  *state = ((prevPosT > 3) ? 0 : ((prevMask << ((int)prevPosT - 1)) & 0x7));
-  return bufferPos;
-}
diff --git a/Installer/lzma/Lzma2Dec.c b/Installer/lzma/Lzma2Dec.c
deleted file mode 100644
index 8f240675..00000000
--- a/Installer/lzma/Lzma2Dec.c
+++ /dev/null
@@ -1,356 +0,0 @@
-/* Lzma2Dec.c -- LZMA2 Decoder
-2009-05-03 : Igor Pavlov : Public domain */
-
-/* #define SHOW_DEBUG_INFO */
-
-#ifdef SHOW_DEBUG_INFO
-#include <stdio.h>
-#endif
-
-#include <string.h>
-
-#include "Lzma2Dec.h"
-
-/*
-00000000  -  EOS
-00000001 U U  -  Uncompressed Reset Dic
-00000010 U U  -  Uncompressed No Reset
-100uuuuu U U P P  -  LZMA no reset
-101uuuuu U U P P  -  LZMA reset state
-110uuuuu U U P P S  -  LZMA reset state + new prop
-111uuuuu U U P P S  -  LZMA reset state + new prop + reset dic
-
-  u, U - Unpack Size
-  P - Pack Size
-  S - Props
-*/
-
-#define LZMA2_CONTROL_LZMA (1 << 7)
-#define LZMA2_CONTROL_COPY_NO_RESET 2
-#define LZMA2_CONTROL_COPY_RESET_DIC 1
-#define LZMA2_CONTROL_EOF 0
-
-#define LZMA2_IS_UNCOMPRESSED_STATE(p) (((p)->control & LZMA2_CONTROL_LZMA) == 0)
-
-#define LZMA2_GET_LZMA_MODE(p) (((p)->control >> 5) & 3)
-#define LZMA2_IS_THERE_PROP(mode) ((mode) >= 2)
-
-#define LZMA2_LCLP_MAX 4
-#define LZMA2_DIC_SIZE_FROM_PROP(p) (((UInt32)2 | ((p) & 1)) << ((p) / 2 + 11))
-
-#ifdef SHOW_DEBUG_INFO
-#define PRF(x) x
-#else
-#define PRF(x)
-#endif
-
-typedef enum
-{
-  LZMA2_STATE_CONTROL,
-  LZMA2_STATE_UNPACK0,
-  LZMA2_STATE_UNPACK1,
-  LZMA2_STATE_PACK0,
-  LZMA2_STATE_PACK1,
-  LZMA2_STATE_PROP,
-  LZMA2_STATE_DATA,
-  LZMA2_STATE_DATA_CONT,
-  LZMA2_STATE_FINISHED,
-  LZMA2_STATE_ERROR
-} ELzma2State;
-
-static SRes Lzma2Dec_GetOldProps(Byte prop, Byte *props)
-{
-  UInt32 dicSize;
-  if (prop > 40)
-    return SZ_ERROR_UNSUPPORTED;
-  dicSize = (prop == 40) ? 0xFFFFFFFF : LZMA2_DIC_SIZE_FROM_PROP(prop);
-  props[0] = (Byte)LZMA2_LCLP_MAX;
-  props[1] = (Byte)(dicSize);
-  props[2] = (Byte)(dicSize >> 8);
-  props[3] = (Byte)(dicSize >> 16);
-  props[4] = (Byte)(dicSize >> 24);
-  return SZ_OK;
-}
-
-SRes Lzma2Dec_AllocateProbs(CLzma2Dec *p, Byte prop, ISzAlloc *alloc)
-{
-  Byte props[LZMA_PROPS_SIZE];
-  RINOK(Lzma2Dec_GetOldProps(prop, props));
-  return LzmaDec_AllocateProbs(&p->decoder, props, LZMA_PROPS_SIZE, alloc);
-}
-
-SRes Lzma2Dec_Allocate(CLzma2Dec *p, Byte prop, ISzAlloc *alloc)
-{
-  Byte props[LZMA_PROPS_SIZE];
-  RINOK(Lzma2Dec_GetOldProps(prop, props));
-  return LzmaDec_Allocate(&p->decoder, props, LZMA_PROPS_SIZE, alloc);
-}
-
-void Lzma2Dec_Init(CLzma2Dec *p)
-{
-  p->state = LZMA2_STATE_CONTROL;
-  p->needInitDic = True;
-  p->needInitState = True;
-  p->needInitProp = True;
-  LzmaDec_Init(&p->decoder);
-}
-
-static ELzma2State Lzma2Dec_UpdateState(CLzma2Dec *p, Byte b)
-{
-  switch(p->state)
-  {
-    case LZMA2_STATE_CONTROL:
-      p->control = b;
-      PRF(printf("\n %4X ", p->decoder.dicPos));
-      PRF(printf(" %2X", b));
-      if (p->control == 0)
-        return LZMA2_STATE_FINISHED;
-      if (LZMA2_IS_UNCOMPRESSED_STATE(p))
-      {
-        if ((p->control & 0x7F) > 2)
-          return LZMA2_STATE_ERROR;
-        p->unpackSize = 0;
-      }
-      else
-        p->unpackSize = (UInt32)(p->control & 0x1F) << 16;
-      return LZMA2_STATE_UNPACK0;
-    
-    case LZMA2_STATE_UNPACK0:
-      p->unpackSize |= (UInt32)b << 8;
-      return LZMA2_STATE_UNPACK1;
-    
-    case LZMA2_STATE_UNPACK1:
-      p->unpackSize |= (UInt32)b;
-      p->unpackSize++;
-      PRF(printf(" %8d", p->unpackSize));
-      return (LZMA2_IS_UNCOMPRESSED_STATE(p)) ? LZMA2_STATE_DATA : LZMA2_STATE_PACK0;
-    
-    case LZMA2_STATE_PACK0:
-      p->packSize = (UInt32)b << 8;
-      return LZMA2_STATE_PACK1;
-
-    case LZMA2_STATE_PACK1:
-      p->packSize |= (UInt32)b;
-      p->packSize++;
-      PRF(printf(" %8d", p->packSize));
-      return LZMA2_IS_THERE_PROP(LZMA2_GET_LZMA_MODE(p)) ? LZMA2_STATE_PROP:
-        (p->needInitProp ? LZMA2_STATE_ERROR : LZMA2_STATE_DATA);
-
-    case LZMA2_STATE_PROP:
-    {
-      int lc, lp;
-      if (b >= (9 * 5 * 5))
-        return LZMA2_STATE_ERROR;
-      lc = b % 9;
-      b /= 9;
-      p->decoder.prop.pb = b / 5;
-      lp = b % 5;
-      if (lc + lp > LZMA2_LCLP_MAX)
-        return LZMA2_STATE_ERROR;
-      p->decoder.prop.lc = lc;
-      p->decoder.prop.lp = lp;
-      p->needInitProp = False;
-      return LZMA2_STATE_DATA;
-    }
-  }
-  return LZMA2_STATE_ERROR;
-}
-
-static void LzmaDec_UpdateWithUncompressed(CLzmaDec *p, const Byte *src, SizeT size)
-{
-  memcpy(p->dic + p->dicPos, src, size);
-  p->dicPos += size;
-  if (p->checkDicSize == 0 && p->prop.dicSize - p->processedPos <= size)
-    p->checkDicSize = p->prop.dicSize;
-  p->processedPos += (UInt32)size;
-}
-
-void LzmaDec_InitDicAndState(CLzmaDec *p, Bool initDic, Bool initState);
-
-SRes Lzma2Dec_DecodeToDic(CLzma2Dec *p, SizeT dicLimit,
-    const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status)
-{
-  SizeT inSize = *srcLen;
-  *srcLen = 0;
-  *status = LZMA_STATUS_NOT_SPECIFIED;
-
-  while (p->state != LZMA2_STATE_FINISHED)
-  {
-    SizeT dicPos = p->decoder.dicPos;
-    if (p->state == LZMA2_STATE_ERROR)
-      return SZ_ERROR_DATA;
-    if (dicPos == dicLimit && finishMode == LZMA_FINISH_ANY)
-    {
-      *status = LZMA_STATUS_NOT_FINISHED;
-      return SZ_OK;
-    }
-    if (p->state != LZMA2_STATE_DATA && p->state != LZMA2_STATE_DATA_CONT)
-    {
-      if (*srcLen == inSize)
-      {
-        *status = LZMA_STATUS_NEEDS_MORE_INPUT;
-        return SZ_OK;
-      }
-      (*srcLen)++;
-      p->state = Lzma2Dec_UpdateState(p, *src++);
-      continue;
-    }
-    {
-      SizeT destSizeCur = dicLimit - dicPos;
-      SizeT srcSizeCur = inSize - *srcLen;
-      ELzmaFinishMode curFinishMode = LZMA_FINISH_ANY;
-      
-      if (p->unpackSize <= destSizeCur)
-      {
-        destSizeCur = (SizeT)p->unpackSize;
-        curFinishMode = LZMA_FINISH_END;
-      }
-
-      if (LZMA2_IS_UNCOMPRESSED_STATE(p))
-      {
-        if (*srcLen == inSize)
-        {
-          *status = LZMA_STATUS_NEEDS_MORE_INPUT;
-          return SZ_OK;
-        }
-
-        if (p->state == LZMA2_STATE_DATA)
-        {
-          Bool initDic = (p->control == LZMA2_CONTROL_COPY_RESET_DIC);
-          if (initDic)
-            p->needInitProp = p->needInitState = True;
-          else if (p->needInitDic)
-            return SZ_ERROR_DATA;
-          p->needInitDic = False;
-          LzmaDec_InitDicAndState(&p->decoder, initDic, False);
-        }
-
-        if (srcSizeCur > destSizeCur)
-          srcSizeCur = destSizeCur;
-
-        if (srcSizeCur == 0)
-          return SZ_ERROR_DATA;
-
-        LzmaDec_UpdateWithUncompressed(&p->decoder, src, srcSizeCur);
-
-        src += srcSizeCur;
-        *srcLen += srcSizeCur;
-        p->unpackSize -= (UInt32)srcSizeCur;
-        p->state = (p->unpackSize == 0) ? LZMA2_STATE_CONTROL : LZMA2_STATE_DATA_CONT;
-      }
-      else
-      {
-        SizeT outSizeProcessed;
-        SRes res;
-
-        if (p->state == LZMA2_STATE_DATA)
-        {
-          int mode = LZMA2_GET_LZMA_MODE(p);
-          Bool initDic = (mode == 3);
-          Bool initState = (mode > 0);
-          if ((!initDic && p->needInitDic) || (!initState && p->needInitState))
-            return SZ_ERROR_DATA;
-          
-          LzmaDec_InitDicAndState(&p->decoder, initDic, initState);
-          p->needInitDic = False;
-          p->needInitState = False;
-          p->state = LZMA2_STATE_DATA_CONT;
-        }
-        if (srcSizeCur > p->packSize)
-          srcSizeCur = (SizeT)p->packSize;
-          
-        res = LzmaDec_DecodeToDic(&p->decoder, dicPos + destSizeCur, src, &srcSizeCur, curFinishMode, status);
-        
-        src += srcSizeCur;
-        *srcLen += srcSizeCur;
-        p->packSize -= (UInt32)srcSizeCur;
-
-        outSizeProcessed = p->decoder.dicPos - dicPos;
-        p->unpackSize -= (UInt32)outSizeProcessed;
-
-        RINOK(res);
-        if (*status == LZMA_STATUS_NEEDS_MORE_INPUT)
-          return res;
-
-        if (srcSizeCur == 0 && outSizeProcessed == 0)
-        {
-          if (*status != LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK ||
-              p->unpackSize != 0 || p->packSize != 0)
-            return SZ_ERROR_DATA;
-          p->state = LZMA2_STATE_CONTROL;
-        }
-        if (*status == LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK)
-          *status = LZMA_STATUS_NOT_FINISHED;
-      }
-    }
-  }
-  *status = LZMA_STATUS_FINISHED_WITH_MARK;
-  return SZ_OK;
-}
-
-SRes Lzma2Dec_DecodeToBuf(CLzma2Dec *p, Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status)
-{
-  SizeT outSize = *destLen, inSize = *srcLen;
-  *srcLen = *destLen = 0;
-  for (;;)
-  {
-    SizeT srcSizeCur = inSize, outSizeCur, dicPos;
-    ELzmaFinishMode curFinishMode;
-    SRes res;
-    if (p->decoder.dicPos == p->decoder.dicBufSize)
-      p->decoder.dicPos = 0;
-    dicPos = p->decoder.dicPos;
-    if (outSize > p->decoder.dicBufSize - dicPos)
-    {
-      outSizeCur = p->decoder.dicBufSize;
-      curFinishMode = LZMA_FINISH_ANY;
-    }
-    else
-    {
-      outSizeCur = dicPos + outSize;
-      curFinishMode = finishMode;
-    }
-
-    res = Lzma2Dec_DecodeToDic(p, outSizeCur, src, &srcSizeCur, curFinishMode, status);
-    src += srcSizeCur;
-    inSize -= srcSizeCur;
-    *srcLen += srcSizeCur;
-    outSizeCur = p->decoder.dicPos - dicPos;
-    memcpy(dest, p->decoder.dic + dicPos, outSizeCur);
-    dest += outSizeCur;
-    outSize -= outSizeCur;
-    *destLen += outSizeCur;
-    if (res != 0)
-      return res;
-    if (outSizeCur == 0 || outSize == 0)
-      return SZ_OK;
-  }
-}
-
-SRes Lzma2Decode(Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen,
-    Byte prop, ELzmaFinishMode finishMode, ELzmaStatus *status, ISzAlloc *alloc)
-{
-  CLzma2Dec decoder;
-  SRes res;
-  SizeT outSize = *destLen, inSize = *srcLen;
-  Byte props[LZMA_PROPS_SIZE];
-
-  Lzma2Dec_Construct(&decoder);
-
-  *destLen = *srcLen = 0;
-  *status = LZMA_STATUS_NOT_SPECIFIED;
-  decoder.decoder.dic = dest;
-  decoder.decoder.dicBufSize = outSize;
-
-  RINOK(Lzma2Dec_GetOldProps(prop, props));
-  RINOK(LzmaDec_AllocateProbs(&decoder.decoder, props, LZMA_PROPS_SIZE, alloc));
-  
-  *srcLen = inSize;
-  res = Lzma2Dec_DecodeToDic(&decoder, outSize, src, srcLen, finishMode, status);
-  *destLen = decoder.decoder.dicPos;
-  if (res == SZ_OK && *status == LZMA_STATUS_NEEDS_MORE_INPUT)
-    res = SZ_ERROR_INPUT_EOF;
-
-  LzmaDec_FreeProbs(&decoder.decoder, alloc);
-  return res;
-}
diff --git a/Installer/lzma/Lzma2Dec.h b/Installer/lzma/Lzma2Dec.h
deleted file mode 100644
index 827698de..00000000
--- a/Installer/lzma/Lzma2Dec.h
+++ /dev/null
@@ -1,84 +0,0 @@
-/* Lzma2Dec.h -- LZMA2 Decoder
-2009-05-03 : Igor Pavlov : Public domain */
-
-#ifndef __LZMA2_DEC_H
-#define __LZMA2_DEC_H
-
-#include "LzmaDec.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* ---------- State Interface ---------- */
-
-typedef struct
-{
-  CLzmaDec decoder;
-  UInt32 packSize;
-  UInt32 unpackSize;
-  int state;
-  Byte control;
-  Bool needInitDic;
-  Bool needInitState;
-  Bool needInitProp;
-} CLzma2Dec;
-
-#define Lzma2Dec_Construct(p) LzmaDec_Construct(&(p)->decoder)
-#define Lzma2Dec_FreeProbs(p, alloc) LzmaDec_FreeProbs(&(p)->decoder, alloc);
-#define Lzma2Dec_Free(p, alloc) LzmaDec_Free(&(p)->decoder, alloc);
-
-SRes Lzma2Dec_AllocateProbs(CLzma2Dec *p, Byte prop, ISzAlloc *alloc);
-SRes Lzma2Dec_Allocate(CLzma2Dec *p, Byte prop, ISzAlloc *alloc);
-void Lzma2Dec_Init(CLzma2Dec *p);
-
-
-/*
-finishMode:
-  It has meaning only if the decoding reaches output limit (*destLen or dicLimit).
-  LZMA_FINISH_ANY - use smallest number of input bytes
-  LZMA_FINISH_END - read EndOfStream marker after decoding
-
-Returns:
-  SZ_OK
-    status:
-      LZMA_STATUS_FINISHED_WITH_MARK
-      LZMA_STATUS_NOT_FINISHED
-      LZMA_STATUS_NEEDS_MORE_INPUT
-  SZ_ERROR_DATA - Data error
-*/
-
-SRes Lzma2Dec_DecodeToDic(CLzma2Dec *p, SizeT dicLimit,
-    const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status);
-
-SRes Lzma2Dec_DecodeToBuf(CLzma2Dec *p, Byte *dest, SizeT *destLen,
-    const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status);
-
-
-/* ---------- One Call Interface ---------- */
-
-/*
-finishMode:
-  It has meaning only if the decoding reaches output limit (*destLen).
-  LZMA_FINISH_ANY - use smallest number of input bytes
-  LZMA_FINISH_END - read EndOfStream marker after decoding
-
-Returns:
-  SZ_OK
-    status:
-      LZMA_STATUS_FINISHED_WITH_MARK
-      LZMA_STATUS_NOT_FINISHED
-  SZ_ERROR_DATA - Data error
-  SZ_ERROR_MEM  - Memory allocation error
-  SZ_ERROR_UNSUPPORTED - Unsupported properties
-  SZ_ERROR_INPUT_EOF - It needs more bytes in input buffer (src).
-*/
-
-SRes Lzma2Decode(Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen,
-    Byte prop, ELzmaFinishMode finishMode, ELzmaStatus *status, ISzAlloc *alloc);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif
diff --git a/Installer/lzma/Ppmd.h b/Installer/lzma/Ppmd.h
deleted file mode 100644
index 14344a71..00000000
--- a/Installer/lzma/Ppmd.h
+++ /dev/null
@@ -1,81 +0,0 @@
-/* Ppmd.h -- PPMD codec common code
-2010-03-12 : Igor Pavlov : Public domain
-This code is based on PPMd var.H (2001): Dmitry Shkarin : Public domain */
-
-#ifndef __PPMD_H
-#define __PPMD_H
-
-#include "Types.h"
-#include "CpuArch.h"
-
-EXTERN_C_BEGIN
-
-#ifdef MY_CPU_32BIT
-  #define PPMD_32BIT
-#endif
-
-#define PPMD_INT_BITS 7
-#define PPMD_PERIOD_BITS 7
-#define PPMD_BIN_SCALE (1 << (PPMD_INT_BITS + PPMD_PERIOD_BITS))
-
-#define PPMD_GET_MEAN_SPEC(summ, shift, round) (((summ) + (1 << ((shift) - (round)))) >> (shift))
-#define PPMD_GET_MEAN(summ) PPMD_GET_MEAN_SPEC((summ), PPMD_PERIOD_BITS, 2)
-#define PPMD_UPDATE_PROB_0(prob) ((prob) + (1 << PPMD_INT_BITS) - PPMD_GET_MEAN(prob))
-#define PPMD_UPDATE_PROB_1(prob) ((prob) - PPMD_GET_MEAN(prob))
-
-#define PPMD_N1 4
-#define PPMD_N2 4
-#define PPMD_N3 4
-#define PPMD_N4 ((128 + 3 - 1 * PPMD_N1 - 2 * PPMD_N2 - 3 * PPMD_N3) / 4)
-#define PPMD_NUM_INDEXES (PPMD_N1 + PPMD_N2 + PPMD_N3 + PPMD_N4)
-
-/* SEE-contexts for PPM-contexts with masked symbols */
-typedef struct
-{
-  UInt16 Summ; /* Freq */
-  Byte Shift;  /* Speed of Freq change; low Shift is for fast change */
-  Byte Count;  /* Count to next change of Shift */
-} CPpmd_See;
-
-#define Ppmd_See_Update(p)  if ((p)->Shift < PPMD_PERIOD_BITS && --(p)->Count == 0) \
-    { (p)->Summ <<= 1; (p)->Count = (Byte)(3 << (p)->Shift++); }
-
-typedef struct
-{
-  Byte Symbol;
-  Byte Freq;
-  UInt16 SuccessorLow;
-  UInt16 SuccessorHigh;
-} CPpmd_State;
-
-typedef
-  #ifdef PPMD_32BIT
-    CPpmd_State *
-  #else
-    UInt32
-  #endif
-  CPpmd_State_Ref;
-
-typedef
-  #ifdef PPMD_32BIT
-    void *
-  #else
-    UInt32
-  #endif
-  CPpmd_Void_Ref;
-
-typedef
-  #ifdef PPMD_32BIT
-    Byte *
-  #else
-    UInt32
-  #endif
-  CPpmd_Byte_Ref;
-
-#define PPMD_SetAllBitsIn256Bytes(p) \
-  { unsigned i; for (i = 0; i < 256 / sizeof(p[0]); i += 8) { \
-  p[i+7] = p[i+6] = p[i+5] = p[i+4] = p[i+3] = p[i+2] = p[i+1] = p[i+0] = ~(size_t)0; }}
-
-EXTERN_C_END
- 
-#endif
diff --git a/Installer/lzma/Ppmd7.c b/Installer/lzma/Ppmd7.c
deleted file mode 100644
index 4b160cf0..00000000
--- a/Installer/lzma/Ppmd7.c
+++ /dev/null
@@ -1,708 +0,0 @@
-/* Ppmd7.c -- PPMdH codec
-2010-03-12 : Igor Pavlov : Public domain
-This code is based on PPMd var.H (2001): Dmitry Shkarin : Public domain */
-
-#include <memory.h>
-
-#include "Ppmd7.h"
-
-const Byte PPMD7_kExpEscape[16] = { 25, 14, 9, 7, 5, 5, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2 };
-static const UInt16 kInitBinEsc[] = { 0x3CDD, 0x1F3F, 0x59BF, 0x48F3, 0x64A1, 0x5ABC, 0x6632, 0x6051};
-
-#define MAX_FREQ 124
-#define UNIT_SIZE 12
-
-#define U2B(nu) ((UInt32)(nu) * UNIT_SIZE)
-#define U2I(nu) (p->Units2Indx[(nu) - 1])
-#define I2U(indx) (p->Indx2Units[indx])
-
-#ifdef PPMD_32BIT
-  #define REF(ptr) (ptr)
-#else
-  #define REF(ptr) ((UInt32)((Byte *)(ptr) - (p)->Base))
-#endif
-
-#define STATS_REF(ptr) ((CPpmd_State_Ref)REF(ptr))
-
-#define CTX(ref) ((CPpmd7_Context *)Ppmd7_GetContext(p, ref))
-#define STATS(ctx) Ppmd7_GetStats(p, ctx)
-#define ONE_STATE(ctx) Ppmd7Context_OneState(ctx)
-#define SUFFIX(ctx) CTX((ctx)->Suffix)
-
-typedef CPpmd7_Context * CTX_PTR;
-
-struct CPpmd7_Node_;
-
-typedef
-  #ifdef PPMD_32BIT
-    struct CPpmd7_Node_ *
-  #else
-    UInt32
-  #endif
-  CPpmd7_Node_Ref;
-
-typedef struct CPpmd7_Node_
-{
-  UInt16 Stamp; /* must be at offset 0 as CPpmd7_Context::NumStats. Stamp=0 means free */
-  UInt16 NU;
-  CPpmd7_Node_Ref Next; /* must be at offset >= 4 */
-  CPpmd7_Node_Ref Prev;
-} CPpmd7_Node;
-
-#ifdef PPMD_32BIT
-  #define NODE(ptr) (ptr)
-#else
-  #define NODE(offs) ((CPpmd7_Node *)(p->Base + (offs)))
-#endif
-
-void Ppmd7_Construct(CPpmd7 *p)
-{
-  unsigned i, k, m;
-
-  p->Base = 0;
-
-  for (i = 0, k = 0; i < PPMD_NUM_INDEXES; i++)
-  {
-    unsigned step = (i >= 12 ? 4 : (i >> 2) + 1);
-    do { p->Units2Indx[k++] = (Byte)i; } while(--step);
-    p->Indx2Units[i] = (Byte)k;
-  }
-
-  p->NS2BSIndx[0] = (0 << 1);
-  p->NS2BSIndx[1] = (1 << 1);
-  memset(p->NS2BSIndx + 2, (2 << 1), 9);
-  memset(p->NS2BSIndx + 11, (3 << 1), 256 - 11);
-
-  for (i = 0; i < 3; i++)
-    p->NS2Indx[i] = (Byte)i;
-  for (m = i, k = 1; i < 256; i++)
-  {
-    p->NS2Indx[i] = (Byte)m;
-    if (--k == 0)
-      k = (++m) - 2;
-  }
-
-  memset(p->HB2Flag, 0, 0x40);
-  memset(p->HB2Flag + 0x40, 8, 0x100 - 0x40);
-}
-
-void Ppmd7_Free(CPpmd7 *p, ISzAlloc *alloc)
-{
-  alloc->Free(alloc, p->Base);
-  p->Size = 0;
-  p->Base = 0;
-}
-
-Bool Ppmd7_Alloc(CPpmd7 *p, UInt32 size, ISzAlloc *alloc)
-{
-  if (p->Base == 0 || p->Size != size)
-  {
-    Ppmd7_Free(p, alloc);
-    p->AlignOffset =
-      #ifdef PPMD_32BIT
-        (4 - size) & 3;
-      #else
-        4 - (size & 3);
-      #endif
-    if ((p->Base = (Byte *)alloc->Alloc(alloc, p->AlignOffset + size
-        #ifndef PPMD_32BIT
-        + UNIT_SIZE
-        #endif
-        )) == 0)
-      return False;
-    p->Size = size;
-  }
-  return True;
-}
-
-static void InsertNode(CPpmd7 *p, void *node, unsigned indx)
-{
-  *((CPpmd_Void_Ref *)node) = p->FreeList[indx];
-  p->FreeList[indx] = REF(node);
-}
-
-static void *RemoveNode(CPpmd7 *p, unsigned indx)
-{
-  CPpmd_Void_Ref *node = (CPpmd_Void_Ref *)Ppmd7_GetPtr(p, p->FreeList[indx]);
-  p->FreeList[indx] = *node;
-  return node;
-}
-
-static void SplitBlock(CPpmd7 *p, void *ptr, unsigned oldIndx, unsigned newIndx)
-{
-  unsigned i, nu = I2U(oldIndx) - I2U(newIndx);
-  ptr = (Byte *)ptr + U2B(I2U(newIndx));
-  if (I2U(i = U2I(nu)) != nu)
-  {
-    unsigned k = I2U(--i);
-    InsertNode(p, ((Byte *)ptr) + U2B(k), nu - k - 1);
-  }
-  InsertNode(p, ptr, i);
-}
-
-static void GlueFreeBlocks(CPpmd7 *p)
-{
-  #ifdef PPMD_32BIT
-  CPpmd7_Node headItem;
-  CPpmd7_Node_Ref head = &headItem;
-  #else
-  CPpmd7_Node_Ref head = p->AlignOffset + p->Size;
-  #endif
-  
-  CPpmd7_Node_Ref n = head;
-  unsigned i;
-
-  p->GlueCount = 255;
-
-  /* create doubly-linked list of free blocks */
-  for (i = 0; i < PPMD_NUM_INDEXES; i++)
-  {
-    UInt16 nu = I2U(i);
-    CPpmd7_Node_Ref next = (CPpmd7_Node_Ref)p->FreeList[i];
-    p->FreeList[i] = 0;
-    while (next != 0)
-    {
-      CPpmd7_Node *node = NODE(next);
-      node->Next = n;
-      n = NODE(n)->Prev = next;
-      next = *(const CPpmd7_Node_Ref *)node;
-      node->Stamp = 0;
-      node->NU = (UInt16)nu;
-    }
-  }
-  NODE(head)->Stamp = 1;
-  NODE(head)->Next = n;
-  NODE(n)->Prev = head;
-  if (p->LoUnit != p->HiUnit)
-    ((CPpmd7_Node *)p->LoUnit)->Stamp = 1;
-  
-  /* Glue free blocks */
-  while (n != head)
-  {
-    CPpmd7_Node *node = NODE(n);
-    UInt32 nu = (UInt32)node->NU;
-    for (;;)
-    {
-      CPpmd7_Node *node2 = NODE(n) + nu;
-      nu += node2->NU;
-      if (node2->Stamp != 0 || nu >= 0x10000)
-        break;
-      NODE(node2->Prev)->Next = node2->Next;
-      NODE(node2->Next)->Prev = node2->Prev;
-      node->NU = (UInt16)nu;
-    }
-    n = node->Next;
-  }
-  
-  /* Fill lists of free blocks */
-  for (n = NODE(head)->Next; n != head;)
-  {
-    CPpmd7_Node *node = NODE(n);
-    unsigned nu;
-    CPpmd7_Node_Ref next = node->Next;
-    for (nu = node->NU; nu > 128; nu -= 128, node += 128)
-      InsertNode(p, node, PPMD_NUM_INDEXES - 1);
-    if (I2U(i = U2I(nu)) != nu)
-    {
-      unsigned k = I2U(--i);
-      InsertNode(p, node + k, nu - k - 1);
-    }
-    InsertNode(p, node, i);
-    n = next;
-  }
-}
-
-static void *AllocUnitsRare(CPpmd7 *p, unsigned indx)
-{
-  unsigned i;
-  void *retVal;
-  if (p->GlueCount == 0)
-  {
-    GlueFreeBlocks(p);
-    if (p->FreeList[indx] != 0)
-      return RemoveNode(p, indx);
-  }
-  i = indx;
-  do
-  {
-    if (++i == PPMD_NUM_INDEXES)
-    {
-      UInt32 numBytes = U2B(I2U(indx));
-      p->GlueCount--;
-      return ((UInt32)(p->UnitsStart - p->Text) > numBytes) ? (p->UnitsStart -= numBytes) : (NULL);
-    }
-  }
-  while (p->FreeList[i] == 0);
-  retVal = RemoveNode(p, i);
-  SplitBlock(p, retVal, i, indx);
-  return retVal;
-}
-
-static void *AllocUnits(CPpmd7 *p, unsigned indx)
-{
-  UInt32 numBytes;
-  if (p->FreeList[indx] != 0)
-    return RemoveNode(p, indx);
-  numBytes = U2B(I2U(indx));
-  if (numBytes <= (UInt32)(p->HiUnit - p->LoUnit))
-  {
-    void *retVal = p->LoUnit;
-    p->LoUnit += numBytes;
-    return retVal;
-  }
-  return AllocUnitsRare(p, indx);
-}
-
-#define MyMem12Cpy(dest, src, num) \
-  { UInt32 *d = (UInt32 *)dest; const UInt32 *s = (const UInt32 *)src; UInt32 n = num; \
-    do { d[0] = s[0]; d[1] = s[1]; d[2] = s[2]; s += 3; d += 3; } while(--n); }
-
-static void *ShrinkUnits(CPpmd7 *p, void *oldPtr, unsigned oldNU, unsigned newNU)
-{
-  unsigned i0 = U2I(oldNU);
-  unsigned i1 = U2I(newNU);
-  if (i0 == i1)
-    return oldPtr;
-  if (p->FreeList[i1] != 0)
-  {
-    void *ptr = RemoveNode(p, i1);
-    MyMem12Cpy(ptr, oldPtr, newNU);
-    InsertNode(p, oldPtr, i0);
-    return ptr;
-  }
-  SplitBlock(p, oldPtr, i0, i1);
-  return oldPtr;
-}
-
-#define SUCCESSOR(p) ((CPpmd_Void_Ref)((p)->SuccessorLow | ((UInt32)(p)->SuccessorHigh << 16)))
-
-static void SetSuccessor(CPpmd_State *p, CPpmd_Void_Ref v)
-{
-  (p)->SuccessorLow = (UInt16)((UInt32)(v) & 0xFFFF);
-  (p)->SuccessorHigh = (UInt16)(((UInt32)(v) >> 16) & 0xFFFF);
-}
-
-static void RestartModel(CPpmd7 *p)
-{
-  unsigned i, k, m;
-
-  memset(p->FreeList, 0, sizeof(p->FreeList));
-  p->Text = p->Base + p->AlignOffset;
-  p->HiUnit = p->Text + p->Size;
-  p->LoUnit = p->UnitsStart = p->HiUnit - p->Size / 8 / UNIT_SIZE * 7 * UNIT_SIZE;
-  p->GlueCount = 0;
-
-  p->OrderFall = p->MaxOrder;
-  p->RunLength = p->InitRL = -(Int32)((p->MaxOrder < 12) ? p->MaxOrder : 12) - 1;
-  p->PrevSuccess = 0;
-
-  p->MinContext = p->MaxContext = (CTX_PTR)(p->HiUnit -= UNIT_SIZE); /* AllocContext(p); */
-  p->MinContext->Suffix = 0;
-  p->MinContext->NumStats = 256;
-  p->MinContext->SummFreq = 256 + 1;
-  p->FoundState = (CPpmd_State *)p->LoUnit; /* AllocUnits(p, PPMD_NUM_INDEXES - 1); */
-  p->LoUnit += U2B(256 / 2);
-  p->MinContext->Stats = REF(p->FoundState);
-  for (i = 0; i < 256; i++)
-  {
-    CPpmd_State *s = &p->FoundState[i];
-    s->Symbol = (Byte)i;
-    s->Freq = 1;
-    SetSuccessor(s, 0);
-  }
-
-  for (i = 0; i < 128; i++)
-    for (k = 0; k < 8; k++)
-    {
-      UInt16 *dest = p->BinSumm[i] + k;
-      UInt16 val = (UInt16)(PPMD_BIN_SCALE - kInitBinEsc[k] / (i + 2));
-      for (m = 0; m < 64; m += 8)
-        dest[m] = val;
-    }
-  
-  for (i = 0; i < 25; i++)
-    for (k = 0; k < 16; k++)
-    {
-      CPpmd_See *s = &p->See[i][k];
-      s->Summ = (UInt16)((5 * i + 10) << (s->Shift = PPMD_PERIOD_BITS - 4));
-      s->Count = 4;
-    }
-}
-
-void Ppmd7_Init(CPpmd7 *p, unsigned maxOrder)
-{
-  p->MaxOrder = maxOrder;
-  RestartModel(p);
-  p->DummySee.Shift = PPMD_PERIOD_BITS;
-  p->DummySee.Summ = 0; /* unused */
-  p->DummySee.Count = 64; /* unused */
-}
-
-static CTX_PTR CreateSuccessors(CPpmd7 *p, Bool skip)
-{
-  CPpmd_State upState;
-  CTX_PTR c = p->MinContext;
-  CPpmd_Byte_Ref upBranch = (CPpmd_Byte_Ref)SUCCESSOR(p->FoundState);
-  CPpmd_State *ps[PPMD7_MAX_ORDER];
-  unsigned numPs = 0;
-  
-  if (!skip)
-    ps[numPs++] = p->FoundState;
-  
-  while (c->Suffix)
-  {
-    CPpmd_Void_Ref successor;
-    CPpmd_State *s;
-    c = SUFFIX(c);
-    if (c->NumStats != 1)
-    {
-      for (s = STATS(c); s->Symbol != p->FoundState->Symbol; s++);
-    }
-    else
-      s = ONE_STATE(c);
-    successor = SUCCESSOR(s);
-    if (successor != upBranch)
-    {
-      c = CTX(successor);
-      if (numPs == 0)
-        return c;
-      break;
-    }
-    ps[numPs++] = s;
-  }
-  
-  upState.Symbol = *(const Byte *)Ppmd7_GetPtr(p, upBranch);
-  SetSuccessor(&upState, upBranch + 1);
-  
-  if (c->NumStats == 1)
-    upState.Freq = ONE_STATE(c)->Freq;
-  else
-  {
-    UInt32 cf, s0;
-    CPpmd_State *s;
-    for (s = STATS(c); s->Symbol != upState.Symbol; s++);
-    cf = s->Freq - 1;
-    s0 = c->SummFreq - c->NumStats - cf;
-    upState.Freq = (Byte)(1 + ((2 * cf <= s0) ? (5 * cf > s0) : ((2 * cf + 3 * s0 - 1) / (2 * s0))));
-  }
-
-  do
-  {
-    /* Create Child */
-    CTX_PTR c1; /* = AllocContext(p); */
-    if (p->HiUnit != p->LoUnit)
-      c1 = (CTX_PTR)(p->HiUnit -= UNIT_SIZE);
-    else if (p->FreeList[0] != 0)
-      c1 = (CTX_PTR)RemoveNode(p, 0);
-    else
-    {
-      c1 = (CTX_PTR)AllocUnitsRare(p, 0);
-      if (!c1)
-        return NULL;
-    }
-    c1->NumStats = 1;
-    *ONE_STATE(c1) = upState;
-    c1->Suffix = REF(c);
-    SetSuccessor(ps[--numPs], REF(c1));
-    c = c1;
-  }
-  while (numPs != 0);
-  
-  return c;
-}
-
-static void SwapStates(CPpmd_State *t1, CPpmd_State *t2)
-{
-  CPpmd_State tmp = *t1;
-  *t1 = *t2;
-  *t2 = tmp;
-}
-
-static void UpdateModel(CPpmd7 *p)
-{
-  CPpmd_Void_Ref successor, fSuccessor = SUCCESSOR(p->FoundState);
-  CTX_PTR c;
-  unsigned s0, ns;
-  
-  if (p->FoundState->Freq < MAX_FREQ / 4 && p->MinContext->Suffix != 0)
-  {
-    c = SUFFIX(p->MinContext);
-    
-    if (c->NumStats == 1)
-    {
-      CPpmd_State *s = ONE_STATE(c);
-      if (s->Freq < 32)
-        s->Freq++;
-    }
-    else
-    {
-      CPpmd_State *s = STATS(c);
-      if (s->Symbol != p->FoundState->Symbol)
-      {
-        do { s++; } while (s->Symbol != p->FoundState->Symbol);
-        if (s[0].Freq >= s[-1].Freq)
-        {
-          SwapStates(&s[0], &s[-1]);
-          s--;
-        }
-      }
-      if (s->Freq < MAX_FREQ - 9)
-      {
-        s->Freq += 2;
-        c->SummFreq += 2;
-      }
-    }
-  }
-
-  if (p->OrderFall == 0)
-  {
-    p->MinContext = p->MaxContext = CreateSuccessors(p, True);
-    if (p->MinContext == 0)
-    {
-      RestartModel(p);
-      return;
-    }
-    SetSuccessor(p->FoundState, REF(p->MinContext));
-    return;
-  }
-  
-  *p->Text++ = p->FoundState->Symbol;
-  successor = REF(p->Text);
-  if (p->Text >= p->UnitsStart)
-  {
-    RestartModel(p);
-    return;
-  }
-  
-  if (fSuccessor)
-  {
-    if (fSuccessor <= successor)
-    {
-      CTX_PTR cs = CreateSuccessors(p, False);
-      if (cs == NULL)
-      {
-        RestartModel(p);
-        return;
-      }
-      fSuccessor = REF(cs);
-    }
-    if (--p->OrderFall == 0)
-    {
-      successor = fSuccessor;
-      p->Text -= (p->MaxContext != p->MinContext);
-    }
-  }
-  else
-  {
-    SetSuccessor(p->FoundState, successor);
-    fSuccessor = REF(p->MinContext);
-  }
-  
-  s0 = p->MinContext->SummFreq - (ns = p->MinContext->NumStats) - (p->FoundState->Freq - 1);
-  
-  for (c = p->MaxContext; c != p->MinContext; c = SUFFIX(c))
-  {
-    unsigned ns1;
-    UInt32 cf, sf;
-    if ((ns1 = c->NumStats) != 1)
-    {
-      if ((ns1 & 1) == 0)
-      {
-        /* Expand for one UNIT */
-        unsigned oldNU = ns1 >> 1;
-        unsigned i = U2I(oldNU);
-        if (i != U2I(oldNU + 1))
-        {
-          void *ptr = AllocUnits(p, i + 1);
-          void *oldPtr;
-          if (!ptr)
-          {
-            RestartModel(p);
-            return;
-          }
-          oldPtr = STATS(c);
-          MyMem12Cpy(ptr, oldPtr, oldNU);
-          InsertNode(p, oldPtr, i);
-          c->Stats = STATS_REF(ptr);
-        }
-      }
-      c->SummFreq = (UInt16)(c->SummFreq + (2 * ns1 < ns) + 2 * ((4 * ns1 <= ns) & (c->SummFreq <= 8 * ns1)));
-    }
-    else
-    {
-      CPpmd_State *s = (CPpmd_State*)AllocUnits(p, 0);
-      if (!s)
-      {
-        RestartModel(p);
-        return;
-      }
-      *s = *ONE_STATE(c);
-      c->Stats = REF(s);
-      if (s->Freq < MAX_FREQ / 4 - 1)
-        s->Freq <<= 1;
-      else
-        s->Freq = MAX_FREQ - 4;
-      c->SummFreq = (UInt16)(s->Freq + p->InitEsc + (ns > 3));
-    }
-    cf = 2 * (UInt32)p->FoundState->Freq * (c->SummFreq + 6);
-    sf = (UInt32)s0 + c->SummFreq;
-    if (cf < 6 * sf)
-    {
-      cf = 1 + (cf > sf) + (cf >= 4 * sf);
-      c->SummFreq += 3;
-    }
-    else
-    {
-      cf = 4 + (cf >= 9 * sf) + (cf >= 12 * sf) + (cf >= 15 * sf);
-      c->SummFreq = (UInt16)(c->SummFreq + cf);
-    }
-    {
-      CPpmd_State *s = STATS(c) + ns1;
-      SetSuccessor(s, successor);
-      s->Symbol = p->FoundState->Symbol;
-      s->Freq = (Byte)cf;
-      c->NumStats = (UInt16)(ns1 + 1);
-    }
-  }
-  p->MaxContext = p->MinContext = CTX(fSuccessor);
-}
-  
-static void Rescale(CPpmd7 *p)
-{
-  unsigned i, adder, sumFreq, escFreq;
-  CPpmd_State *stats = STATS(p->MinContext);
-  CPpmd_State *s = p->FoundState;
-  {
-    CPpmd_State tmp = *s;
-    for (; s != stats; s--)
-      s[0] = s[-1];
-    *s = tmp;
-  }
-  escFreq = p->MinContext->SummFreq - s->Freq;
-  s->Freq += 4;
-  adder = (p->OrderFall != 0);
-  s->Freq = (Byte)((s->Freq + adder) >> 1);
-  sumFreq = s->Freq;
-  
-  i = p->MinContext->NumStats - 1;
-  do
-  {
-    escFreq -= (++s)->Freq;
-    s->Freq = (Byte)((s->Freq + adder) >> 1);
-    sumFreq += s->Freq;
-    if (s[0].Freq > s[-1].Freq)
-    {
-      CPpmd_State *s1 = s;
-      CPpmd_State tmp = *s1;
-      do
-        s1[0] = s1[-1];
-      while (--s1 != stats && tmp.Freq > s1[-1].Freq);
-      *s1 = tmp;
-    }
-  }
-  while (--i);
-  
-  if (s->Freq == 0)
-  {
-    unsigned numStats = p->MinContext->NumStats;
-    unsigned n0, n1;
-    do { i++; } while ((--s)->Freq == 0);
-    escFreq += i;
-    p->MinContext->NumStats = (UInt16)(p->MinContext->NumStats - i);
-    if (p->MinContext->NumStats == 1)
-    {
-      CPpmd_State tmp = *stats;
-      do
-      {
-        tmp.Freq = (Byte)(tmp.Freq - (tmp.Freq >> 1));
-        escFreq >>= 1;
-      }
-      while (escFreq > 1);
-      InsertNode(p, stats, U2I(((numStats + 1) >> 1)));
-      *(p->FoundState = ONE_STATE(p->MinContext)) = tmp;
-      return;
-    }
-    n0 = (numStats + 1) >> 1;
-    n1 = (p->MinContext->NumStats + 1) >> 1;
-    if (n0 != n1)
-      p->MinContext->Stats = STATS_REF(ShrinkUnits(p, stats, n0, n1));
-  }
-  p->MinContext->SummFreq = (UInt16)(sumFreq + escFreq - (escFreq >> 1));
-  p->FoundState = STATS(p->MinContext);
-}
-
-CPpmd_See *Ppmd7_MakeEscFreq(CPpmd7 *p, unsigned numMasked, UInt32 *escFreq)
-{
-  CPpmd_See *see;
-  unsigned nonMasked = p->MinContext->NumStats - numMasked;
-  if (p->MinContext->NumStats != 256)
-  {
-    see = p->See[p->NS2Indx[nonMasked - 1]] +
-        (nonMasked < (unsigned)SUFFIX(p->MinContext)->NumStats - p->MinContext->NumStats) +
-        2 * (p->MinContext->SummFreq < 11 * p->MinContext->NumStats) +
-        4 * (numMasked > nonMasked) +
-        p->HiBitsFlag;
-    {
-      unsigned r = (see->Summ >> see->Shift);
-      see->Summ = (UInt16)(see->Summ - r);
-      *escFreq = r + (r == 0);
-    }
-  }
-  else
-  {
-    see = &p->DummySee;
-    *escFreq = 1;
-  }
-  return see;
-}
-
-static void NextContext(CPpmd7 *p)
-{
-  CTX_PTR c = CTX(SUCCESSOR(p->FoundState));
-  if (p->OrderFall == 0 && (Byte *)c > p->Text)
-    p->MinContext = p->MaxContext = c;
-  else
-    UpdateModel(p);
-}
-
-void Ppmd7_Update1(CPpmd7 *p)
-{
-  CPpmd_State *s = p->FoundState;
-  s->Freq += 4;
-  p->MinContext->SummFreq += 4;
-  if (s[0].Freq > s[-1].Freq)
-  {
-    SwapStates(&s[0], &s[-1]);
-    p->FoundState = --s;
-    if (s->Freq > MAX_FREQ)
-      Rescale(p);
-  }
-  NextContext(p);
-}
-
-void Ppmd7_Update1_0(CPpmd7 *p)
-{
-  p->PrevSuccess = (2 * p->FoundState->Freq > p->MinContext->SummFreq);
-  p->RunLength += p->PrevSuccess;
-  p->MinContext->SummFreq += 4;
-  if ((p->FoundState->Freq += 4) > MAX_FREQ)
-    Rescale(p);
-  NextContext(p);
-}
-
-void Ppmd7_UpdateBin(CPpmd7 *p)
-{
-  p->FoundState->Freq = (Byte)(p->FoundState->Freq + (p->FoundState->Freq < 128 ? 1: 0));
-  p->PrevSuccess = 1;
-  p->RunLength++;
-  NextContext(p);
-}
-
-void Ppmd7_Update2(CPpmd7 *p)
-{
-  p->MinContext->SummFreq += 4;
-  if ((p->FoundState->Freq += 4) > MAX_FREQ)
-    Rescale(p);
-  p->RunLength = p->InitRL;
-  UpdateModel(p);
-}
diff --git a/Installer/lzma/Ppmd7.h b/Installer/lzma/Ppmd7.h
deleted file mode 100644
index 56e81eb1..00000000
--- a/Installer/lzma/Ppmd7.h
+++ /dev/null
@@ -1,140 +0,0 @@
-/* Ppmd7.h -- PPMdH compression codec
-2010-03-12 : Igor Pavlov : Public domain
-This code is based on PPMd var.H (2001): Dmitry Shkarin : Public domain */
-
-/* This code supports virtual RangeDecoder and includes the implementation
-of RangeCoder from 7z, instead of RangeCoder from original PPMd var.H.
-If you need the compatibility with original PPMd var.H, you can use external RangeDecoder */
-
-#ifndef __PPMD7_H
-#define __PPMD7_H
-
-#include "Ppmd.h"
-
-EXTERN_C_BEGIN
-
-#define PPMD7_MIN_ORDER 2
-#define PPMD7_MAX_ORDER 64
-
-#define PPMD7_MIN_MEM_SIZE (1 << 11)
-#define PPMD7_MAX_MEM_SIZE (0xFFFFFFFF - 12 * 3)
-
-struct CPpmd7_Context_;
-
-typedef
-  #ifdef PPMD_32BIT
-    struct CPpmd7_Context_ *
-  #else
-    UInt32
-  #endif
-  CPpmd7_Context_Ref;
-
-typedef struct CPpmd7_Context_
-{
-  UInt16 NumStats;
-  UInt16 SummFreq;
-  CPpmd_State_Ref Stats;
-  CPpmd7_Context_Ref Suffix;
-} CPpmd7_Context;
-
-#define Ppmd7Context_OneState(p) ((CPpmd_State *)&(p)->SummFreq)
-
-typedef struct
-{
-  CPpmd7_Context *MinContext, *MaxContext;
-  CPpmd_State *FoundState;
-  unsigned OrderFall, InitEsc, PrevSuccess, MaxOrder, HiBitsFlag;
-  Int32 RunLength, InitRL; /* must be 32-bit at least */
-
-  UInt32 Size;
-  UInt32 GlueCount;
-  Byte *Base, *LoUnit, *HiUnit, *Text, *UnitsStart;
-  UInt32 AlignOffset;
-
-  Byte Indx2Units[PPMD_NUM_INDEXES];
-  Byte Units2Indx[128];
-  CPpmd_Void_Ref FreeList[PPMD_NUM_INDEXES];
-  Byte NS2Indx[256], NS2BSIndx[256], HB2Flag[256];
-  CPpmd_See DummySee, See[25][16];
-  UInt16 BinSumm[128][64];
-} CPpmd7;
-
-void Ppmd7_Construct(CPpmd7 *p);
-Bool Ppmd7_Alloc(CPpmd7 *p, UInt32 size, ISzAlloc *alloc);
-void Ppmd7_Free(CPpmd7 *p, ISzAlloc *alloc);
-void Ppmd7_Init(CPpmd7 *p, unsigned maxOrder);
-#define Ppmd7_WasAllocated(p) ((p)->Base != NULL)
-
-
-/* ---------- Internal Functions ---------- */
-
-extern const Byte PPMD7_kExpEscape[16];
-
-#ifdef PPMD_32BIT
-  #define Ppmd7_GetPtr(p, ptr) (ptr)
-  #define Ppmd7_GetContext(p, ptr) (ptr)
-  #define Ppmd7_GetStats(p, ctx) ((ctx)->Stats)
-#else
-  #define Ppmd7_GetPtr(p, offs) ((void *)((p)->Base + (offs)))
-  #define Ppmd7_GetContext(p, offs) ((CPpmd7_Context *)Ppmd7_GetPtr((p), (offs)))
-  #define Ppmd7_GetStats(p, ctx) ((CPpmd_State *)Ppmd7_GetPtr((p), ((ctx)->Stats)))
-#endif
-
-void Ppmd7_Update1(CPpmd7 *p);
-void Ppmd7_Update1_0(CPpmd7 *p);
-void Ppmd7_Update2(CPpmd7 *p);
-void Ppmd7_UpdateBin(CPpmd7 *p);
-
-#define Ppmd7_GetBinSumm(p) \
-    &p->BinSumm[Ppmd7Context_OneState(p->MinContext)->Freq - 1][p->PrevSuccess + \
-    p->NS2BSIndx[Ppmd7_GetContext(p, p->MinContext->Suffix)->NumStats - 1] + \
-    (p->HiBitsFlag = p->HB2Flag[p->FoundState->Symbol]) + \
-    2 * p->HB2Flag[Ppmd7Context_OneState(p->MinContext)->Symbol] + \
-    ((p->RunLength >> 26) & 0x20)]
-
-CPpmd_See *Ppmd7_MakeEscFreq(CPpmd7 *p, unsigned numMasked, UInt32 *scale);
-
-
-/* ---------- Decode ---------- */
-
-typedef struct
-{
-  UInt32 (*GetThreshold)(void *p, UInt32 total);
-  void (*Decode)(void *p, UInt32 start, UInt32 size);
-  UInt32 (*DecodeBit)(void *p, UInt32 size0);
-} IPpmd7_RangeDec;
-
-typedef struct
-{
-  IPpmd7_RangeDec p;
-  UInt32 Range;
-  UInt32 Code;
-  IByteIn *Stream;
-} CPpmd7z_RangeDec;
-
-void Ppmd7z_RangeDec_CreateVTable(CPpmd7z_RangeDec *p);
-Bool Ppmd7z_RangeDec_Init(CPpmd7z_RangeDec *p);
-#define Ppmd7z_RangeDec_IsFinishedOK(p) ((p)->Code == 0)
-
-int Ppmd7_DecodeSymbol(CPpmd7 *p, IPpmd7_RangeDec *rc);
-
-
-/* ---------- Encode ---------- */
-
-typedef struct
-{
-  UInt64 Low;
-  UInt32 Range;
-  Byte Cache;
-  UInt64 CacheSize;
-  IByteOut *Stream;
-} CPpmd7z_RangeEnc;
-
-void Ppmd7z_RangeEnc_Init(CPpmd7z_RangeEnc *p);
-void Ppmd7z_RangeEnc_FlushData(CPpmd7z_RangeEnc *p);
-
-void Ppmd7_EncodeSymbol(CPpmd7 *p, CPpmd7z_RangeEnc *rc, int symbol);
-
-EXTERN_C_END
- 
-#endif
diff --git a/Installer/lzma/Ppmd7Dec.c b/Installer/lzma/Ppmd7Dec.c
deleted file mode 100644
index d6608e8b..00000000
--- a/Installer/lzma/Ppmd7Dec.c
+++ /dev/null
@@ -1,187 +0,0 @@
-/* Ppmd7Dec.c -- PPMdH Decoder
-2010-03-12 : Igor Pavlov : Public domain
-This code is based on PPMd var.H (2001): Dmitry Shkarin : Public domain */
-
-#include "Ppmd7.h"
-
-#define kTopValue (1 << 24)
-
-Bool Ppmd7z_RangeDec_Init(CPpmd7z_RangeDec *p)
-{
-  unsigned i;
-  p->Code = 0;
-  p->Range = 0xFFFFFFFF;
-  if (p->Stream->Read((void *)p->Stream) != 0)
-    return False;
-  for (i = 0; i < 4; i++)
-    p->Code = (p->Code << 8) | p->Stream->Read((void *)p->Stream);
-  return (p->Code < 0xFFFFFFFF);
-}
-
-static UInt32 Range_GetThreshold(void *pp, UInt32 total)
-{
-  CPpmd7z_RangeDec *p = (CPpmd7z_RangeDec *)pp;
-  return (p->Code) / (p->Range /= total);
-}
-
-static void Range_Normalize(CPpmd7z_RangeDec *p)
-{
-  if (p->Range < kTopValue)
-  {
-    p->Code = (p->Code << 8) | p->Stream->Read((void *)p->Stream);
-    p->Range <<= 8;
-    if (p->Range < kTopValue)
-    {
-      p->Code = (p->Code << 8) | p->Stream->Read((void *)p->Stream);
-      p->Range <<= 8;
-    }
-  }
-}
-
-static void Range_Decode(void *pp, UInt32 start, UInt32 size)
-{
-  CPpmd7z_RangeDec *p = (CPpmd7z_RangeDec *)pp;
-  p->Code -= start * p->Range;
-  p->Range *= size;
-  Range_Normalize(p);
-}
-
-static UInt32 Range_DecodeBit(void *pp, UInt32 size0)
-{
-  CPpmd7z_RangeDec *p = (CPpmd7z_RangeDec *)pp;
-  UInt32 newBound = (p->Range >> 14) * size0;
-  UInt32 symbol;
-  if (p->Code < newBound)
-  {
-    symbol = 0;
-    p->Range = newBound;
-  }
-  else
-  {
-    symbol = 1;
-    p->Code -= newBound;
-    p->Range -= newBound;
-  }
-  Range_Normalize(p);
-  return symbol;
-}
-
-void Ppmd7z_RangeDec_CreateVTable(CPpmd7z_RangeDec *p)
-{
-  p->p.GetThreshold = Range_GetThreshold;
-  p->p.Decode = Range_Decode;
-  p->p.DecodeBit = Range_DecodeBit;
-}
-
-
-#define MASK(sym) ((signed char *)charMask)[sym]
-
-int Ppmd7_DecodeSymbol(CPpmd7 *p, IPpmd7_RangeDec *rc)
-{
-  size_t charMask[256 / sizeof(size_t)];
-  if (p->MinContext->NumStats != 1)
-  {
-    CPpmd_State *s = Ppmd7_GetStats(p, p->MinContext);
-    unsigned i;
-    UInt32 count, hiCnt;
-    if ((count = rc->GetThreshold(rc, p->MinContext->SummFreq)) < (hiCnt = s->Freq))
-    {
-      Byte symbol;
-      rc->Decode(rc, 0, s->Freq);
-      p->FoundState = s;
-      symbol = s->Symbol;
-      Ppmd7_Update1_0(p);
-      return symbol;
-    }
-    p->PrevSuccess = 0;
-    i = p->MinContext->NumStats - 1;
-    do
-    {
-      if ((hiCnt += (++s)->Freq) > count)
-      {
-        Byte symbol;
-        rc->Decode(rc, hiCnt - s->Freq, s->Freq);
-        p->FoundState = s;
-        symbol = s->Symbol;
-        Ppmd7_Update1(p);
-        return symbol;
-      }
-    }
-    while (--i);
-    if (count >= p->MinContext->SummFreq)
-      return -2;
-    p->HiBitsFlag = p->HB2Flag[p->FoundState->Symbol];
-    rc->Decode(rc, hiCnt, p->MinContext->SummFreq - hiCnt);
-    PPMD_SetAllBitsIn256Bytes(charMask);
-    MASK(s->Symbol) = 0;
-    i = p->MinContext->NumStats - 1;
-    do { MASK((--s)->Symbol) = 0; } while (--i);
-  }
-  else
-  {
-    UInt16 *prob = Ppmd7_GetBinSumm(p);
-    if (rc->DecodeBit(rc, *prob) == 0)
-    {
-      Byte symbol;
-      *prob = (UInt16)PPMD_UPDATE_PROB_0(*prob);
-      symbol = (p->FoundState = Ppmd7Context_OneState(p->MinContext))->Symbol;
-      Ppmd7_UpdateBin(p);
-      return symbol;
-    }
-    *prob = (UInt16)PPMD_UPDATE_PROB_1(*prob);
-    p->InitEsc = PPMD7_kExpEscape[*prob >> 10];
-    PPMD_SetAllBitsIn256Bytes(charMask);
-    MASK(Ppmd7Context_OneState(p->MinContext)->Symbol) = 0;
-    p->PrevSuccess = 0;
-  }
-  for (;;)
-  {
-    CPpmd_State *ps[256], *s;
-    UInt32 freqSum, count, hiCnt;
-    CPpmd_See *see;
-    unsigned i, num, numMasked = p->MinContext->NumStats;
-    do
-    {
-      p->OrderFall++;
-      if (!p->MinContext->Suffix)
-        return -1;
-      p->MinContext = Ppmd7_GetContext(p, p->MinContext->Suffix);
-    }
-    while (p->MinContext->NumStats == numMasked);
-    hiCnt = 0;
-    s = Ppmd7_GetStats(p, p->MinContext);
-    i = 0;
-    num = p->MinContext->NumStats - numMasked;
-    do
-    {
-      int k = (int)(MASK(s->Symbol));
-      hiCnt += (s->Freq & k);
-      ps[i] = s++;
-      i -= k;
-    }
-    while (i != num);
-    
-    see = Ppmd7_MakeEscFreq(p, numMasked, &freqSum);
-    freqSum += hiCnt;
-    count = rc->GetThreshold(rc, freqSum);
-    
-    if (count < hiCnt)
-    {
-      Byte symbol;
-      CPpmd_State **pps = ps;
-      for (hiCnt = 0; (hiCnt += (*pps)->Freq) <= count; pps++);
-      s = *pps;
-      rc->Decode(rc, hiCnt - s->Freq, s->Freq);
-      Ppmd_See_Update(see);
-      p->FoundState = s;
-      symbol = s->Symbol;
-      Ppmd7_Update2(p);
-      return symbol;
-    }
-    if (count >= freqSum)
-      return -2;
-    rc->Decode(rc, hiCnt, freqSum - hiCnt);
-    see->Summ = (UInt16)(see->Summ + freqSum);
-    do { MASK(ps[--i]->Symbol) = 0; } while (i != 0);
-  }
-}