Bug 1418425 - Remove libbz2 files as we were only using it for crc32 as the updater moved to lzma r?glandium draft
authorSylvestre Ledru <sledru@mozilla.com>
Fri, 24 Nov 2017 16:45:47 +0100
changeset 792196 c415b255de722bfd2402379a77e41a72359e6987
parent 792195 fe5b4a999b93d19bbead841c46a3c1cad9154d4b
child 792197 7def74f3205d42cfe89735dce07c240c07719fe0
push id109041
push usersledru@mozilla.com
push dateMon, 07 May 2018 21:23:01 +0000
reviewersglandium
bugs1418425
milestone62.0a1
Bug 1418425 - Remove libbz2 files as we were only using it for crc32 as the updater moved to lzma r?glandium MozReview-Commit-ID: 8Sz8vtV0b5G
config/external/moz.build
config/system-headers.mozbuild
modules/libbz2/moz.build
modules/libbz2/src/LICENSE
modules/libbz2/src/blocksort.c
modules/libbz2/src/bzlib.c
modules/libbz2/src/bzlib.h
modules/libbz2/src/bzlib_private.h
modules/libbz2/src/compress.c
modules/libbz2/src/crctable.c
modules/libbz2/src/decompress.c
modules/libbz2/src/huffman.c
modules/libbz2/src/moz.build
modules/libbz2/src/randtable.c
old-configure.in
tools/rewriting/ThirdPartyPaths.txt
--- a/config/external/moz.build
+++ b/config/external/moz.build
@@ -8,20 +8,16 @@ external_dirs = []
 
 DIRS += [
     'lgpllibs',
     'sqlite',
 ]
 if not CONFIG['MOZ_SYSTEM_JPEG']:
     external_dirs += ['media/libjpeg']
 
-if CONFIG['MOZ_UPDATER']:
-    if not CONFIG['MOZ_SYSTEM_BZ2']:
-        external_dirs += ['modules/libbz2']
-
 # There's no "native" brotli or woff2 yet, but probably in the future...
 external_dirs += ['modules/brotli']
 external_dirs += ['modules/woff2']
 
 external_dirs += ['modules/xz-embedded']
 
 if CONFIG['MOZ_VORBIS']:
     external_dirs += ['media/libvorbis']
--- a/config/system-headers.mozbuild
+++ b/config/system-headers.mozbuild
@@ -1270,21 +1270,16 @@ if CONFIG['MOZ_ENABLE_STARTUP_NOTIFICATI
         'libsn/sn-util.h',
     ]
 
 if CONFIG['MOZ_SYSTEM_HUNSPELL']:
     system_headers += [
         'hunspell.hxx',
     ]
 
-if CONFIG['MOZ_SYSTEM_BZ2']:
-    system_headers += [
-        'bzlib.h',
-    ]
-
 if CONFIG['MOZ_SYSTEM_LIBEVENT']:
     system_headers += [
         'event2/event_compat.h',
         'event2/event.h',
         'event2/event_struct.h',
         'event.h',
     ]
 else:
deleted file mode 100644
--- a/modules/libbz2/moz.build
+++ /dev/null
@@ -1,11 +0,0 @@
-# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-with Files('**'):
-    BUG_COMPONENT = ('Firefox Build System', 'General')
-
-DIRS += ['src']
-
deleted file mode 100644
--- a/modules/libbz2/src/LICENSE
+++ /dev/null
@@ -1,42 +0,0 @@
-
---------------------------------------------------------------------------
-
-This program, "bzip2", the associated library "libbzip2", and all
-documentation, are copyright (C) 1996-2010 Julian R Seward.  All
-rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions
-are met:
-
-1. Redistributions of source code must retain the above copyright
-   notice, this list of conditions and the following disclaimer.
-
-2. The origin of this software must not be misrepresented; you must 
-   not claim that you wrote the original software.  If you use this 
-   software in a product, an acknowledgment in the product 
-   documentation would be appreciated but is not required.
-
-3. Altered source versions must be plainly marked as such, and must
-   not be misrepresented as being the original software.
-
-4. The name of the author may not be used to endorse or promote 
-   products derived from this software without specific prior written 
-   permission.
-
-THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
-OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
-DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
-GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
-WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-Julian Seward, jseward@bzip.org
-bzip2/libbzip2 version 1.0.6 of 6 September 2010
-
---------------------------------------------------------------------------
deleted file mode 100644
--- a/modules/libbz2/src/blocksort.c
+++ /dev/null
@@ -1,1094 +0,0 @@
-
-/*-------------------------------------------------------------*/
-/*--- Block sorting machinery                               ---*/
-/*---                                           blocksort.c ---*/
-/*-------------------------------------------------------------*/
-
-/* ------------------------------------------------------------------
-   This file is part of bzip2/libbzip2, a program and library for
-   lossless, block-sorting data compression.
-
-   bzip2/libbzip2 version 1.0.6 of 6 September 2010
-   Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
-
-   Please read the WARNING, DISCLAIMER and PATENTS sections in the 
-   README file.
-
-   This program is released under the terms of the license contained
-   in the file LICENSE.
-   ------------------------------------------------------------------ */
-
-
-#include "bzlib_private.h"
-
-/*---------------------------------------------*/
-/*--- Fallback O(N log(N)^2) sorting        ---*/
-/*--- algorithm, for repetitive blocks      ---*/
-/*---------------------------------------------*/
-
-/*---------------------------------------------*/
-static 
-__inline__
-void fallbackSimpleSort ( UInt32* fmap, 
-                          UInt32* eclass, 
-                          Int32   lo, 
-                          Int32   hi )
-{
-   Int32 i, j, tmp;
-   UInt32 ec_tmp;
-
-   if (lo == hi) return;
-
-   if (hi - lo > 3) {
-      for ( i = hi-4; i >= lo; i-- ) {
-         tmp = fmap[i];
-         ec_tmp = eclass[tmp];
-         for ( j = i+4; j <= hi && ec_tmp > eclass[fmap[j]]; j += 4 )
-            fmap[j-4] = fmap[j];
-         fmap[j-4] = tmp;
-      }
-   }
-
-   for ( i = hi-1; i >= lo; i-- ) {
-      tmp = fmap[i];
-      ec_tmp = eclass[tmp];
-      for ( j = i+1; j <= hi && ec_tmp > eclass[fmap[j]]; j++ )
-         fmap[j-1] = fmap[j];
-      fmap[j-1] = tmp;
-   }
-}
-
-
-/*---------------------------------------------*/
-#define fswap(zz1, zz2) \
-   { Int32 zztmp = zz1; zz1 = zz2; zz2 = zztmp; }
-
-#define fvswap(zzp1, zzp2, zzn)       \
-{                                     \
-   Int32 yyp1 = (zzp1);               \
-   Int32 yyp2 = (zzp2);               \
-   Int32 yyn  = (zzn);                \
-   while (yyn > 0) {                  \
-      fswap(fmap[yyp1], fmap[yyp2]);  \
-      yyp1++; yyp2++; yyn--;          \
-   }                                  \
-}
-
-
-#define fmin(a,b) ((a) < (b)) ? (a) : (b)
-
-#define fpush(lz,hz) { stackLo[sp] = lz; \
-                       stackHi[sp] = hz; \
-                       sp++; }
-
-#define fpop(lz,hz) { sp--;              \
-                      lz = stackLo[sp];  \
-                      hz = stackHi[sp]; }
-
-#define FALLBACK_QSORT_SMALL_THRESH 10
-#define FALLBACK_QSORT_STACK_SIZE   100
-
-
-static
-void fallbackQSort3 ( UInt32* fmap, 
-                      UInt32* eclass,
-                      Int32   loSt, 
-                      Int32   hiSt )
-{
-   Int32 unLo, unHi, ltLo, gtHi, n, m;
-   Int32 sp, lo, hi;
-   UInt32 med, r, r3;
-   Int32 stackLo[FALLBACK_QSORT_STACK_SIZE];
-   Int32 stackHi[FALLBACK_QSORT_STACK_SIZE];
-
-   r = 0;
-
-   sp = 0;
-   fpush ( loSt, hiSt );
-
-   while (sp > 0) {
-
-      AssertH ( sp < FALLBACK_QSORT_STACK_SIZE - 1, 1004 );
-
-      fpop ( lo, hi );
-      if (hi - lo < FALLBACK_QSORT_SMALL_THRESH) {
-         fallbackSimpleSort ( fmap, eclass, lo, hi );
-         continue;
-      }
-
-      /* Random partitioning.  Median of 3 sometimes fails to
-         avoid bad cases.  Median of 9 seems to help but 
-         looks rather expensive.  This too seems to work but
-         is cheaper.  Guidance for the magic constants 
-         7621 and 32768 is taken from Sedgewick's algorithms
-         book, chapter 35.
-      */
-      r = ((r * 7621) + 1) % 32768;
-      r3 = r % 3;
-      if (r3 == 0) med = eclass[fmap[lo]]; else
-      if (r3 == 1) med = eclass[fmap[(lo+hi)>>1]]; else
-                   med = eclass[fmap[hi]];
-
-      unLo = ltLo = lo;
-      unHi = gtHi = hi;
-
-      while (1) {
-         while (1) {
-            if (unLo > unHi) break;
-            n = (Int32)eclass[fmap[unLo]] - (Int32)med;
-            if (n == 0) { 
-               fswap(fmap[unLo], fmap[ltLo]); 
-               ltLo++; unLo++; 
-               continue; 
-            };
-            if (n > 0) break;
-            unLo++;
-         }
-         while (1) {
-            if (unLo > unHi) break;
-            n = (Int32)eclass[fmap[unHi]] - (Int32)med;
-            if (n == 0) { 
-               fswap(fmap[unHi], fmap[gtHi]); 
-               gtHi--; unHi--; 
-               continue; 
-            };
-            if (n < 0) break;
-            unHi--;
-         }
-         if (unLo > unHi) break;
-         fswap(fmap[unLo], fmap[unHi]); unLo++; unHi--;
-      }
-
-      AssertD ( unHi == unLo-1, "fallbackQSort3(2)" );
-
-      if (gtHi < ltLo) continue;
-
-      n = fmin(ltLo-lo, unLo-ltLo); fvswap(lo, unLo-n, n);
-      m = fmin(hi-gtHi, gtHi-unHi); fvswap(unLo, hi-m+1, m);
-
-      n = lo + unLo - ltLo - 1;
-      m = hi - (gtHi - unHi) + 1;
-
-      if (n - lo > hi - m) {
-         fpush ( lo, n );
-         fpush ( m, hi );
-      } else {
-         fpush ( m, hi );
-         fpush ( lo, n );
-      }
-   }
-}
-
-#undef fmin
-#undef fpush
-#undef fpop
-#undef fswap
-#undef fvswap
-#undef FALLBACK_QSORT_SMALL_THRESH
-#undef FALLBACK_QSORT_STACK_SIZE
-
-
-/*---------------------------------------------*/
-/* Pre:
-      nblock > 0
-      eclass exists for [0 .. nblock-1]
-      ((UChar*)eclass) [0 .. nblock-1] holds block
-      ptr exists for [0 .. nblock-1]
-
-   Post:
-      ((UChar*)eclass) [0 .. nblock-1] holds block
-      All other areas of eclass destroyed
-      fmap [0 .. nblock-1] holds sorted order
-      bhtab [ 0 .. 2+(nblock/32) ] destroyed
-*/
-
-#define       SET_BH(zz)  bhtab[(zz) >> 5] |= (1 << ((zz) & 31))
-#define     CLEAR_BH(zz)  bhtab[(zz) >> 5] &= ~(1 << ((zz) & 31))
-#define     ISSET_BH(zz)  (bhtab[(zz) >> 5] & (1 << ((zz) & 31)))
-#define      WORD_BH(zz)  bhtab[(zz) >> 5]
-#define UNALIGNED_BH(zz)  ((zz) & 0x01f)
-
-static
-void fallbackSort ( UInt32* fmap, 
-                    UInt32* eclass, 
-                    UInt32* bhtab,
-                    Int32   nblock,
-                    Int32   verb )
-{
-   Int32 ftab[257];
-   Int32 ftabCopy[256];
-   Int32 H, i, j, k, l, r, cc, cc1;
-   Int32 nNotDone;
-   Int32 nBhtab;
-   UChar* eclass8 = (UChar*)eclass;
-
-   /*--
-      Initial 1-char radix sort to generate
-      initial fmap and initial BH bits.
-   --*/
-   if (verb >= 4)
-      VPrintf0 ( "        bucket sorting ...\n" );
-   for (i = 0; i < 257;    i++) ftab[i] = 0;
-   for (i = 0; i < nblock; i++) ftab[eclass8[i]]++;
-   for (i = 0; i < 256;    i++) ftabCopy[i] = ftab[i];
-   for (i = 1; i < 257;    i++) ftab[i] += ftab[i-1];
-
-   for (i = 0; i < nblock; i++) {
-      j = eclass8[i];
-      k = ftab[j] - 1;
-      ftab[j] = k;
-      fmap[k] = i;
-   }
-
-   nBhtab = 2 + (nblock / 32);
-   for (i = 0; i < nBhtab; i++) bhtab[i] = 0;
-   for (i = 0; i < 256; i++) SET_BH(ftab[i]);
-
-   /*--
-      Inductively refine the buckets.  Kind-of an
-      "exponential radix sort" (!), inspired by the
-      Manber-Myers suffix array construction algorithm.
-   --*/
-
-   /*-- set sentinel bits for block-end detection --*/
-   for (i = 0; i < 32; i++) { 
-      SET_BH(nblock + 2*i);
-      CLEAR_BH(nblock + 2*i + 1);
-   }
-
-   /*-- the log(N) loop --*/
-   H = 1;
-   while (1) {
-
-      if (verb >= 4) 
-         VPrintf1 ( "        depth %6d has ", H );
-
-      j = 0;
-      for (i = 0; i < nblock; i++) {
-         if (ISSET_BH(i)) j = i;
-         k = fmap[i] - H; if (k < 0) k += nblock;
-         eclass[k] = j;
-      }
-
-      nNotDone = 0;
-      r = -1;
-      while (1) {
-
-	 /*-- find the next non-singleton bucket --*/
-         k = r + 1;
-         while (ISSET_BH(k) && UNALIGNED_BH(k)) k++;
-         if (ISSET_BH(k)) {
-            while (WORD_BH(k) == 0xffffffff) k += 32;
-            while (ISSET_BH(k)) k++;
-         }
-         l = k - 1;
-         if (l >= nblock) break;
-         while (!ISSET_BH(k) && UNALIGNED_BH(k)) k++;
-         if (!ISSET_BH(k)) {
-            while (WORD_BH(k) == 0x00000000) k += 32;
-            while (!ISSET_BH(k)) k++;
-         }
-         r = k - 1;
-         if (r >= nblock) break;
-
-         /*-- now [l, r] bracket current bucket --*/
-         if (r > l) {
-            nNotDone += (r - l + 1);
-            fallbackQSort3 ( fmap, eclass, l, r );
-
-            /*-- scan bucket and generate header bits-- */
-            cc = -1;
-            for (i = l; i <= r; i++) {
-               cc1 = eclass[fmap[i]];
-               if (cc != cc1) { SET_BH(i); cc = cc1; };
-            }
-         }
-      }
-
-      if (verb >= 4) 
-         VPrintf1 ( "%6d unresolved strings\n", nNotDone );
-
-      H *= 2;
-      if (H > nblock || nNotDone == 0) break;
-   }
-
-   /*-- 
-      Reconstruct the original block in
-      eclass8 [0 .. nblock-1], since the
-      previous phase destroyed it.
-   --*/
-   if (verb >= 4)
-      VPrintf0 ( "        reconstructing block ...\n" );
-   j = 0;
-   for (i = 0; i < nblock; i++) {
-      while (ftabCopy[j] == 0) j++;
-      ftabCopy[j]--;
-      eclass8[fmap[i]] = (UChar)j;
-   }
-   AssertH ( j < 256, 1005 );
-}
-
-#undef       SET_BH
-#undef     CLEAR_BH
-#undef     ISSET_BH
-#undef      WORD_BH
-#undef UNALIGNED_BH
-
-
-/*---------------------------------------------*/
-/*--- The main, O(N^2 log(N)) sorting       ---*/
-/*--- algorithm.  Faster for "normal"       ---*/
-/*--- non-repetitive blocks.                ---*/
-/*---------------------------------------------*/
-
-/*---------------------------------------------*/
-static
-__inline__
-Bool mainGtU ( UInt32  i1, 
-               UInt32  i2,
-               UChar*  block, 
-               UInt16* quadrant,
-               UInt32  nblock,
-               Int32*  budget )
-{
-   Int32  k;
-   UChar  c1, c2;
-   UInt16 s1, s2;
-
-   AssertD ( i1 != i2, "mainGtU" );
-   /* 1 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 2 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 3 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 4 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 5 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 6 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 7 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 8 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 9 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 10 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 11 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-   /* 12 */
-   c1 = block[i1]; c2 = block[i2];
-   if (c1 != c2) return (c1 > c2);
-   i1++; i2++;
-
-   k = nblock + 8;
-
-   do {
-      /* 1 */
-      c1 = block[i1]; c2 = block[i2];
-      if (c1 != c2) return (c1 > c2);
-      s1 = quadrant[i1]; s2 = quadrant[i2];
-      if (s1 != s2) return (s1 > s2);
-      i1++; i2++;
-      /* 2 */
-      c1 = block[i1]; c2 = block[i2];
-      if (c1 != c2) return (c1 > c2);
-      s1 = quadrant[i1]; s2 = quadrant[i2];
-      if (s1 != s2) return (s1 > s2);
-      i1++; i2++;
-      /* 3 */
-      c1 = block[i1]; c2 = block[i2];
-      if (c1 != c2) return (c1 > c2);
-      s1 = quadrant[i1]; s2 = quadrant[i2];
-      if (s1 != s2) return (s1 > s2);
-      i1++; i2++;
-      /* 4 */
-      c1 = block[i1]; c2 = block[i2];
-      if (c1 != c2) return (c1 > c2);
-      s1 = quadrant[i1]; s2 = quadrant[i2];
-      if (s1 != s2) return (s1 > s2);
-      i1++; i2++;
-      /* 5 */
-      c1 = block[i1]; c2 = block[i2];
-      if (c1 != c2) return (c1 > c2);
-      s1 = quadrant[i1]; s2 = quadrant[i2];
-      if (s1 != s2) return (s1 > s2);
-      i1++; i2++;
-      /* 6 */
-      c1 = block[i1]; c2 = block[i2];
-      if (c1 != c2) return (c1 > c2);
-      s1 = quadrant[i1]; s2 = quadrant[i2];
-      if (s1 != s2) return (s1 > s2);
-      i1++; i2++;
-      /* 7 */
-      c1 = block[i1]; c2 = block[i2];
-      if (c1 != c2) return (c1 > c2);
-      s1 = quadrant[i1]; s2 = quadrant[i2];
-      if (s1 != s2) return (s1 > s2);
-      i1++; i2++;
-      /* 8 */
-      c1 = block[i1]; c2 = block[i2];
-      if (c1 != c2) return (c1 > c2);
-      s1 = quadrant[i1]; s2 = quadrant[i2];
-      if (s1 != s2) return (s1 > s2);
-      i1++; i2++;
-
-      if (i1 >= nblock) i1 -= nblock;
-      if (i2 >= nblock) i2 -= nblock;
-
-      k -= 8;
-      (*budget)--;
-   }
-      while (k >= 0);
-
-   return False;
-}
-
-
-/*---------------------------------------------*/
-/*--
-   Knuth's increments seem to work better
-   than Incerpi-Sedgewick here.  Possibly
-   because the number of elems to sort is
-   usually small, typically <= 20.
---*/
-static
-Int32 incs[14] = { 1, 4, 13, 40, 121, 364, 1093, 3280,
-                   9841, 29524, 88573, 265720,
-                   797161, 2391484 };
-
-static
-void mainSimpleSort ( UInt32* ptr,
-                      UChar*  block,
-                      UInt16* quadrant,
-                      Int32   nblock,
-                      Int32   lo, 
-                      Int32   hi, 
-                      Int32   d,
-                      Int32*  budget )
-{
-   Int32 i, j, h, bigN, hp;
-   UInt32 v;
-
-   bigN = hi - lo + 1;
-   if (bigN < 2) return;
-
-   hp = 0;
-   while (incs[hp] < bigN) hp++;
-   hp--;
-
-   for (; hp >= 0; hp--) {
-      h = incs[hp];
-
-      i = lo + h;
-      while (True) {
-
-         /*-- copy 1 --*/
-         if (i > hi) break;
-         v = ptr[i];
-         j = i;
-         while ( mainGtU ( 
-                    ptr[j-h]+d, v+d, block, quadrant, nblock, budget 
-                 ) ) {
-            ptr[j] = ptr[j-h];
-            j = j - h;
-            if (j <= (lo + h - 1)) break;
-         }
-         ptr[j] = v;
-         i++;
-
-         /*-- copy 2 --*/
-         if (i > hi) break;
-         v = ptr[i];
-         j = i;
-         while ( mainGtU ( 
-                    ptr[j-h]+d, v+d, block, quadrant, nblock, budget 
-                 ) ) {
-            ptr[j] = ptr[j-h];
-            j = j - h;
-            if (j <= (lo + h - 1)) break;
-         }
-         ptr[j] = v;
-         i++;
-
-         /*-- copy 3 --*/
-         if (i > hi) break;
-         v = ptr[i];
-         j = i;
-         while ( mainGtU ( 
-                    ptr[j-h]+d, v+d, block, quadrant, nblock, budget 
-                 ) ) {
-            ptr[j] = ptr[j-h];
-            j = j - h;
-            if (j <= (lo + h - 1)) break;
-         }
-         ptr[j] = v;
-         i++;
-
-         if (*budget < 0) return;
-      }
-   }
-}
-
-
-/*---------------------------------------------*/
-/*--
-   The following is an implementation of
-   an elegant 3-way quicksort for strings,
-   described in a paper "Fast Algorithms for
-   Sorting and Searching Strings", by Robert
-   Sedgewick and Jon L. Bentley.
---*/
-
-#define mswap(zz1, zz2) \
-   { Int32 zztmp = zz1; zz1 = zz2; zz2 = zztmp; }
-
-#define mvswap(zzp1, zzp2, zzn)       \
-{                                     \
-   Int32 yyp1 = (zzp1);               \
-   Int32 yyp2 = (zzp2);               \
-   Int32 yyn  = (zzn);                \
-   while (yyn > 0) {                  \
-      mswap(ptr[yyp1], ptr[yyp2]);    \
-      yyp1++; yyp2++; yyn--;          \
-   }                                  \
-}
-
-static 
-__inline__
-UChar mmed3 ( UChar a, UChar b, UChar c )
-{
-   UChar t;
-   if (a > b) { t = a; a = b; b = t; };
-   if (b > c) { 
-      b = c;
-      if (a > b) b = a;
-   }
-   return b;
-}
-
-#define mmin(a,b) ((a) < (b)) ? (a) : (b)
-
-#define mpush(lz,hz,dz) { stackLo[sp] = lz; \
-                          stackHi[sp] = hz; \
-                          stackD [sp] = dz; \
-                          sp++; }
-
-#define mpop(lz,hz,dz) { sp--;             \
-                         lz = stackLo[sp]; \
-                         hz = stackHi[sp]; \
-                         dz = stackD [sp]; }
-
-
-#define mnextsize(az) (nextHi[az]-nextLo[az])
-
-#define mnextswap(az,bz)                                        \
-   { Int32 tz;                                                  \
-     tz = nextLo[az]; nextLo[az] = nextLo[bz]; nextLo[bz] = tz; \
-     tz = nextHi[az]; nextHi[az] = nextHi[bz]; nextHi[bz] = tz; \
-     tz = nextD [az]; nextD [az] = nextD [bz]; nextD [bz] = tz; }
-
-
-#define MAIN_QSORT_SMALL_THRESH 20
-#define MAIN_QSORT_DEPTH_THRESH (BZ_N_RADIX + BZ_N_QSORT)
-#define MAIN_QSORT_STACK_SIZE 100
-
-static
-void mainQSort3 ( UInt32* ptr,
-                  UChar*  block,
-                  UInt16* quadrant,
-                  Int32   nblock,
-                  Int32   loSt, 
-                  Int32   hiSt, 
-                  Int32   dSt,
-                  Int32*  budget )
-{
-   Int32 unLo, unHi, ltLo, gtHi, n, m, med;
-   Int32 sp, lo, hi, d;
-
-   Int32 stackLo[MAIN_QSORT_STACK_SIZE];
-   Int32 stackHi[MAIN_QSORT_STACK_SIZE];
-   Int32 stackD [MAIN_QSORT_STACK_SIZE];
-
-   Int32 nextLo[3];
-   Int32 nextHi[3];
-   Int32 nextD [3];
-
-   sp = 0;
-   mpush ( loSt, hiSt, dSt );
-
-   while (sp > 0) {
-
-      AssertH ( sp < MAIN_QSORT_STACK_SIZE - 2, 1001 );
-
-      mpop ( lo, hi, d );
-      if (hi - lo < MAIN_QSORT_SMALL_THRESH || 
-          d > MAIN_QSORT_DEPTH_THRESH) {
-         mainSimpleSort ( ptr, block, quadrant, nblock, lo, hi, d, budget );
-         if (*budget < 0) return;
-         continue;
-      }
-
-      med = (Int32) 
-            mmed3 ( block[ptr[ lo         ]+d],
-                    block[ptr[ hi         ]+d],
-                    block[ptr[ (lo+hi)>>1 ]+d] );
-
-      unLo = ltLo = lo;
-      unHi = gtHi = hi;
-
-      while (True) {
-         while (True) {
-            if (unLo > unHi) break;
-            n = ((Int32)block[ptr[unLo]+d]) - med;
-            if (n == 0) { 
-               mswap(ptr[unLo], ptr[ltLo]); 
-               ltLo++; unLo++; continue; 
-            };
-            if (n >  0) break;
-            unLo++;
-         }
-         while (True) {
-            if (unLo > unHi) break;
-            n = ((Int32)block[ptr[unHi]+d]) - med;
-            if (n == 0) { 
-               mswap(ptr[unHi], ptr[gtHi]); 
-               gtHi--; unHi--; continue; 
-            };
-            if (n <  0) break;
-            unHi--;
-         }
-         if (unLo > unHi) break;
-         mswap(ptr[unLo], ptr[unHi]); unLo++; unHi--;
-      }
-
-      AssertD ( unHi == unLo-1, "mainQSort3(2)" );
-
-      if (gtHi < ltLo) {
-         mpush(lo, hi, d+1 );
-         continue;
-      }
-
-      n = mmin(ltLo-lo, unLo-ltLo); mvswap(lo, unLo-n, n);
-      m = mmin(hi-gtHi, gtHi-unHi); mvswap(unLo, hi-m+1, m);
-
-      n = lo + unLo - ltLo - 1;
-      m = hi - (gtHi - unHi) + 1;
-
-      nextLo[0] = lo;  nextHi[0] = n;   nextD[0] = d;
-      nextLo[1] = m;   nextHi[1] = hi;  nextD[1] = d;
-      nextLo[2] = n+1; nextHi[2] = m-1; nextD[2] = d+1;
-
-      if (mnextsize(0) < mnextsize(1)) mnextswap(0,1);
-      if (mnextsize(1) < mnextsize(2)) mnextswap(1,2);
-      if (mnextsize(0) < mnextsize(1)) mnextswap(0,1);
-
-      AssertD (mnextsize(0) >= mnextsize(1), "mainQSort3(8)" );
-      AssertD (mnextsize(1) >= mnextsize(2), "mainQSort3(9)" );
-
-      mpush (nextLo[0], nextHi[0], nextD[0]);
-      mpush (nextLo[1], nextHi[1], nextD[1]);
-      mpush (nextLo[2], nextHi[2], nextD[2]);
-   }
-}
-
-#undef mswap
-#undef mvswap
-#undef mpush
-#undef mpop
-#undef mmin
-#undef mnextsize
-#undef mnextswap
-#undef MAIN_QSORT_SMALL_THRESH
-#undef MAIN_QSORT_DEPTH_THRESH
-#undef MAIN_QSORT_STACK_SIZE
-
-
-/*---------------------------------------------*/
-/* Pre:
-      nblock > N_OVERSHOOT
-      block32 exists for [0 .. nblock-1 +N_OVERSHOOT]
-      ((UChar*)block32) [0 .. nblock-1] holds block
-      ptr exists for [0 .. nblock-1]
-
-   Post:
-      ((UChar*)block32) [0 .. nblock-1] holds block
-      All other areas of block32 destroyed
-      ftab [0 .. 65536 ] destroyed
-      ptr [0 .. nblock-1] holds sorted order
-      if (*budget < 0), sorting was abandoned
-*/
-
-#define BIGFREQ(b) (ftab[((b)+1) << 8] - ftab[(b) << 8])
-#define SETMASK (1 << 21)
-#define CLEARMASK (~(SETMASK))
-
-static
-void mainSort ( UInt32* ptr, 
-                UChar*  block,
-                UInt16* quadrant, 
-                UInt32* ftab,
-                Int32   nblock,
-                Int32   verb,
-                Int32*  budget )
-{
-   Int32  i, j, k, ss, sb;
-   Int32  runningOrder[256];
-   Bool   bigDone[256];
-   Int32  copyStart[256];
-   Int32  copyEnd  [256];
-   UChar  c1;
-   Int32  numQSorted;
-   UInt16 s;
-   if (verb >= 4) VPrintf0 ( "        main sort initialise ...\n" );
-
-   /*-- set up the 2-byte frequency table --*/
-   for (i = 65536; i >= 0; i--) ftab[i] = 0;
-
-   j = block[0] << 8;
-   i = nblock-1;
-   for (; i >= 3; i -= 4) {
-      quadrant[i] = 0;
-      j = (j >> 8) | ( ((UInt16)block[i]) << 8);
-      ftab[j]++;
-      quadrant[i-1] = 0;
-      j = (j >> 8) | ( ((UInt16)block[i-1]) << 8);
-      ftab[j]++;
-      quadrant[i-2] = 0;
-      j = (j >> 8) | ( ((UInt16)block[i-2]) << 8);
-      ftab[j]++;
-      quadrant[i-3] = 0;
-      j = (j >> 8) | ( ((UInt16)block[i-3]) << 8);
-      ftab[j]++;
-   }
-   for (; i >= 0; i--) {
-      quadrant[i] = 0;
-      j = (j >> 8) | ( ((UInt16)block[i]) << 8);
-      ftab[j]++;
-   }
-
-   /*-- (emphasises close relationship of block & quadrant) --*/
-   for (i = 0; i < BZ_N_OVERSHOOT; i++) {
-      block   [nblock+i] = block[i];
-      quadrant[nblock+i] = 0;
-   }
-
-   if (verb >= 4) VPrintf0 ( "        bucket sorting ...\n" );
-
-   /*-- Complete the initial radix sort --*/
-   for (i = 1; i <= 65536; i++) ftab[i] += ftab[i-1];
-
-   s = block[0] << 8;
-   i = nblock-1;
-   for (; i >= 3; i -= 4) {
-      s = (s >> 8) | (block[i] << 8);
-      j = ftab[s] -1;
-      ftab[s] = j;
-      ptr[j] = i;
-      s = (s >> 8) | (block[i-1] << 8);
-      j = ftab[s] -1;
-      ftab[s] = j;
-      ptr[j] = i-1;
-      s = (s >> 8) | (block[i-2] << 8);
-      j = ftab[s] -1;
-      ftab[s] = j;
-      ptr[j] = i-2;
-      s = (s >> 8) | (block[i-3] << 8);
-      j = ftab[s] -1;
-      ftab[s] = j;
-      ptr[j] = i-3;
-   }
-   for (; i >= 0; i--) {
-      s = (s >> 8) | (block[i] << 8);
-      j = ftab[s] -1;
-      ftab[s] = j;
-      ptr[j] = i;
-   }
-
-   /*--
-      Now ftab contains the first loc of every small bucket.
-      Calculate the running order, from smallest to largest
-      big bucket.
-   --*/
-   for (i = 0; i <= 255; i++) {
-      bigDone     [i] = False;
-      runningOrder[i] = i;
-   }
-
-   {
-      Int32 vv;
-      Int32 h = 1;
-      do h = 3 * h + 1; while (h <= 256);
-      do {
-         h = h / 3;
-         for (i = h; i <= 255; i++) {
-            vv = runningOrder[i];
-            j = i;
-            while ( BIGFREQ(runningOrder[j-h]) > BIGFREQ(vv) ) {
-               runningOrder[j] = runningOrder[j-h];
-               j = j - h;
-               if (j <= (h - 1)) goto zero;
-            }
-            zero:
-            runningOrder[j] = vv;
-         }
-      } while (h != 1);
-   }
-
-   /*--
-      The main sorting loop.
-   --*/
-
-   numQSorted = 0;
-
-   for (i = 0; i <= 255; i++) {
-
-      /*--
-         Process big buckets, starting with the least full.
-         Basically this is a 3-step process in which we call
-         mainQSort3 to sort the small buckets [ss, j], but
-         also make a big effort to avoid the calls if we can.
-      --*/
-      ss = runningOrder[i];
-
-      /*--
-         Step 1:
-         Complete the big bucket [ss] by quicksorting
-         any unsorted small buckets [ss, j], for j != ss.  
-         Hopefully previous pointer-scanning phases have already
-         completed many of the small buckets [ss, j], so
-         we don't have to sort them at all.
-      --*/
-      for (j = 0; j <= 255; j++) {
-         if (j != ss) {
-            sb = (ss << 8) + j;
-            if ( ! (ftab[sb] & SETMASK) ) {
-               Int32 lo = ftab[sb]   & CLEARMASK;
-               Int32 hi = (ftab[sb+1] & CLEARMASK) - 1;
-               if (hi > lo) {
-                  if (verb >= 4)
-                     VPrintf4 ( "        qsort [0x%x, 0x%x]   "
-                                "done %d   this %d\n",
-                                ss, j, numQSorted, hi - lo + 1 );
-                  mainQSort3 ( 
-                     ptr, block, quadrant, nblock, 
-                     lo, hi, BZ_N_RADIX, budget 
-                  );   
-                  numQSorted += (hi - lo + 1);
-                  if (*budget < 0) return;
-               }
-            }
-            ftab[sb] |= SETMASK;
-         }
-      }
-
-      AssertH ( !bigDone[ss], 1006 );
-
-      /*--
-         Step 2:
-         Now scan this big bucket [ss] so as to synthesise the
-         sorted order for small buckets [t, ss] for all t,
-         including, magically, the bucket [ss,ss] too.
-         This will avoid doing Real Work in subsequent Step 1's.
-      --*/
-      {
-         for (j = 0; j <= 255; j++) {
-            copyStart[j] =  ftab[(j << 8) + ss]     & CLEARMASK;
-            copyEnd  [j] = (ftab[(j << 8) + ss + 1] & CLEARMASK) - 1;
-         }
-         for (j = ftab[ss << 8] & CLEARMASK; j < copyStart[ss]; j++) {
-            k = ptr[j]-1; if (k < 0) k += nblock;
-            c1 = block[k];
-            if (!bigDone[c1])
-               ptr[ copyStart[c1]++ ] = k;
-         }
-         for (j = (ftab[(ss+1) << 8] & CLEARMASK) - 1; j > copyEnd[ss]; j--) {
-            k = ptr[j]-1; if (k < 0) k += nblock;
-            c1 = block[k];
-            if (!bigDone[c1]) 
-               ptr[ copyEnd[c1]-- ] = k;
-         }
-      }
-
-      AssertH ( (copyStart[ss]-1 == copyEnd[ss])
-                || 
-                /* Extremely rare case missing in bzip2-1.0.0 and 1.0.1.
-                   Necessity for this case is demonstrated by compressing 
-                   a sequence of approximately 48.5 million of character 
-                   251; 1.0.0/1.0.1 will then die here. */
-                (copyStart[ss] == 0 && copyEnd[ss] == nblock-1),
-                1007 )
-
-      for (j = 0; j <= 255; j++) ftab[(j << 8) + ss] |= SETMASK;
-
-      /*--
-         Step 3:
-         The [ss] big bucket is now done.  Record this fact,
-         and update the quadrant descriptors.  Remember to
-         update quadrants in the overshoot area too, if
-         necessary.  The "if (i < 255)" test merely skips
-         this updating for the last bucket processed, since
-         updating for the last bucket is pointless.
-
-         The quadrant array provides a way to incrementally
-         cache sort orderings, as they appear, so as to 
-         make subsequent comparisons in fullGtU() complete
-         faster.  For repetitive blocks this makes a big
-         difference (but not big enough to be able to avoid
-         the fallback sorting mechanism, exponential radix sort).
-
-         The precise meaning is: at all times:
-
-            for 0 <= i < nblock and 0 <= j <= nblock
-
-            if block[i] != block[j], 
-
-               then the relative values of quadrant[i] and 
-                    quadrant[j] are meaningless.
-
-               else {
-                  if quadrant[i] < quadrant[j]
-                     then the string starting at i lexicographically
-                     precedes the string starting at j
-
-                  else if quadrant[i] > quadrant[j]
-                     then the string starting at j lexicographically
-                     precedes the string starting at i
-
-                  else
-                     the relative ordering of the strings starting
-                     at i and j has not yet been determined.
-               }
-      --*/
-      bigDone[ss] = True;
-
-      if (i < 255) {
-         Int32 bbStart  = ftab[ss << 8] & CLEARMASK;
-         Int32 bbSize   = (ftab[(ss+1) << 8] & CLEARMASK) - bbStart;
-         Int32 shifts   = 0;
-
-         while ((bbSize >> shifts) > 65534) shifts++;
-
-         for (j = bbSize-1; j >= 0; j--) {
-            Int32 a2update     = ptr[bbStart + j];
-            UInt16 qVal        = (UInt16)(j >> shifts);
-            quadrant[a2update] = qVal;
-            if (a2update < BZ_N_OVERSHOOT)
-               quadrant[a2update + nblock] = qVal;
-         }
-         AssertH ( ((bbSize-1) >> shifts) <= 65535, 1002 );
-      }
-
-   }
-
-   if (verb >= 4)
-      VPrintf3 ( "        %d pointers, %d sorted, %d scanned\n",
-                 nblock, numQSorted, nblock - numQSorted );
-}
-
-#undef BIGFREQ
-#undef SETMASK
-#undef CLEARMASK
-
-
-/*---------------------------------------------*/
-/* Pre:
-      nblock > 0
-      arr2 exists for [0 .. nblock-1 +N_OVERSHOOT]
-      ((UChar*)arr2)  [0 .. nblock-1] holds block
-      arr1 exists for [0 .. nblock-1]
-
-   Post:
-      ((UChar*)arr2) [0 .. nblock-1] holds block
-      All other areas of block destroyed
-      ftab [ 0 .. 65536 ] destroyed
-      arr1 [0 .. nblock-1] holds sorted order
-*/
-void BZ2_blockSort ( EState* s )
-{
-   UInt32* ptr    = s->ptr; 
-   UChar*  block  = s->block;
-   UInt32* ftab   = s->ftab;
-   Int32   nblock = s->nblock;
-   Int32   verb   = s->verbosity;
-   Int32   wfact  = s->workFactor;
-   UInt16* quadrant;
-   Int32   budget;
-   Int32   budgetInit;
-   Int32   i;
-
-   if (nblock < 10000) {
-      fallbackSort ( s->arr1, s->arr2, ftab, nblock, verb );
-   } else {
-      /* Calculate the location for quadrant, remembering to get
-         the alignment right.  Assumes that &(block[0]) is at least
-         2-byte aligned -- this should be ok since block is really
-         the first section of arr2.
-      */
-      i = nblock+BZ_N_OVERSHOOT;
-      if (i & 1) i++;
-      quadrant = (UInt16*)(&(block[i]));
-
-      /* (wfact-1) / 3 puts the default-factor-30
-         transition point at very roughly the same place as 
-         with v0.1 and v0.9.0.  
-         Not that it particularly matters any more, since the
-         resulting compressed stream is now the same regardless
-         of whether or not we use the main sort or fallback sort.
-      */
-      if (wfact < 1  ) wfact = 1;
-      if (wfact > 100) wfact = 100;
-      budgetInit = nblock * ((wfact-1) / 3);
-      budget = budgetInit;
-
-      mainSort ( ptr, block, quadrant, ftab, nblock, verb, &budget );
-      if (verb >= 3) 
-         VPrintf3 ( "      %d work, %d block, ratio %5.2f\n",
-                    budgetInit - budget,
-                    nblock, 
-                    (float)(budgetInit - budget) /
-                    (float)(nblock==0 ? 1 : nblock) ); 
-      if (budget < 0) {
-         if (verb >= 2) 
-            VPrintf0 ( "    too repetitive; using fallback"
-                       " sorting algorithm\n" );
-         fallbackSort ( s->arr1, s->arr2, ftab, nblock, verb );
-      }
-   }
-
-   s->origPtr = -1;
-   for (i = 0; i < s->nblock; i++)
-      if (ptr[i] == 0)
-         { s->origPtr = i; break; };
-
-   AssertH( s->origPtr != -1, 1003 );
-}
-
-
-/*-------------------------------------------------------------*/
-/*--- end                                       blocksort.c ---*/
-/*-------------------------------------------------------------*/
deleted file mode 100644
--- a/modules/libbz2/src/bzlib.c
+++ /dev/null
@@ -1,1572 +0,0 @@
-
-/*-------------------------------------------------------------*/
-/*--- Library top-level functions.                          ---*/
-/*---                                               bzlib.c ---*/
-/*-------------------------------------------------------------*/
-
-/* ------------------------------------------------------------------
-   This file is part of bzip2/libbzip2, a program and library for
-   lossless, block-sorting data compression.
-
-   bzip2/libbzip2 version 1.0.6 of 6 September 2010
-   Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
-
-   Please read the WARNING, DISCLAIMER and PATENTS sections in the 
-   README file.
-
-   This program is released under the terms of the license contained
-   in the file LICENSE.
-   ------------------------------------------------------------------ */
-
-/* CHANGES
-   0.9.0    -- original version.
-   0.9.0a/b -- no changes in this file.
-   0.9.0c   -- made zero-length BZ_FLUSH work correctly in bzCompress().
-     fixed bzWrite/bzRead to ignore zero-length requests.
-     fixed bzread to correctly handle read requests after EOF.
-     wrong parameter order in call to bzDecompressInit in
-     bzBuffToBuffDecompress.  Fixed.
-*/
-
-#include "bzlib_private.h"
-
-
-/*---------------------------------------------------*/
-/*--- Compression stuff                           ---*/
-/*---------------------------------------------------*/
-
-
-/*---------------------------------------------------*/
-#ifndef BZ_NO_STDIO
-void BZ2_bz__AssertH__fail ( int errcode )
-{
-   fprintf(stderr, 
-      "\n\nbzip2/libbzip2: internal error number %d.\n"
-      "This is a bug in bzip2/libbzip2, %s.\n"
-      "Please report it to me at: jseward@bzip.org.  If this happened\n"
-      "when you were using some program which uses libbzip2 as a\n"
-      "component, you should also report this bug to the author(s)\n"
-      "of that program.  Please make an effort to report this bug;\n"
-      "timely and accurate bug reports eventually lead to higher\n"
-      "quality software.  Thanks.  Julian Seward, 10 December 2007.\n\n",
-      errcode,
-      BZ2_bzlibVersion()
-   );
-
-   if (errcode == 1007) {
-   fprintf(stderr,
-      "\n*** A special note about internal error number 1007 ***\n"
-      "\n"
-      "Experience suggests that a common cause of i.e. 1007\n"
-      "is unreliable memory or other hardware.  The 1007 assertion\n"
-      "just happens to cross-check the results of huge numbers of\n"
-      "memory reads/writes, and so acts (unintendedly) as a stress\n"
-      "test of your memory system.\n"
-      "\n"
-      "I suggest the following: try compressing the file again,\n"
-      "possibly monitoring progress in detail with the -vv flag.\n"
-      "\n"
-      "* If the error cannot be reproduced, and/or happens at different\n"
-      "  points in compression, you may have a flaky memory system.\n"
-      "  Try a memory-test program.  I have used Memtest86\n"
-      "  (www.memtest86.com).  At the time of writing it is free (GPLd).\n"
-      "  Memtest86 tests memory much more thorougly than your BIOSs\n"
-      "  power-on test, and may find failures that the BIOS doesn't.\n"
-      "\n"
-      "* If the error can be repeatably reproduced, this is a bug in\n"
-      "  bzip2, and I would very much like to hear about it.  Please\n"
-      "  let me know, and, ideally, save a copy of the file causing the\n"
-      "  problem -- without which I will be unable to investigate it.\n"
-      "\n"
-   );
-   }
-
-   exit(3);
-}
-#endif
-
-
-/*---------------------------------------------------*/
-static
-int bz_config_ok ( void )
-{
-   if (sizeof(int)   != 4) return 0;
-   if (sizeof(short) != 2) return 0;
-   if (sizeof(char)  != 1) return 0;
-   return 1;
-}
-
-
-/*---------------------------------------------------*/
-static
-void* default_bzalloc ( void* opaque, Int32 items, Int32 size )
-{
-   void* v = malloc ( items * size );
-   return v;
-}
-
-static
-void default_bzfree ( void* opaque, void* addr )
-{
-   if (addr != NULL) free ( addr );
-}
-
-
-/*---------------------------------------------------*/
-static
-void prepare_new_block ( EState* s )
-{
-   Int32 i;
-   s->nblock = 0;
-   s->numZ = 0;
-   s->state_out_pos = 0;
-   BZ_INITIALISE_CRC ( s->blockCRC );
-   for (i = 0; i < 256; i++) s->inUse[i] = False;
-   s->blockNo++;
-}
-
-
-/*---------------------------------------------------*/
-static
-void init_RL ( EState* s )
-{
-   s->state_in_ch  = 256;
-   s->state_in_len = 0;
-}
-
-
-static
-Bool isempty_RL ( EState* s )
-{
-   if (s->state_in_ch < 256 && s->state_in_len > 0)
-      return False; else
-      return True;
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzCompressInit) 
-                    ( bz_stream* strm, 
-                     int        blockSize100k,
-                     int        verbosity,
-                     int        workFactor )
-{
-   Int32   n;
-   EState* s;
-
-   if (!bz_config_ok()) return BZ_CONFIG_ERROR;
-
-   if (strm == NULL || 
-       blockSize100k < 1 || blockSize100k > 9 ||
-       workFactor < 0 || workFactor > 250)
-     return BZ_PARAM_ERROR;
-
-   if (workFactor == 0) workFactor = 30;
-   if (strm->bzalloc == NULL) strm->bzalloc = default_bzalloc;
-   if (strm->bzfree == NULL) strm->bzfree = default_bzfree;
-
-   s = BZALLOC( sizeof(EState) );
-   if (s == NULL) return BZ_MEM_ERROR;
-   s->strm = strm;
-
-   s->arr1 = NULL;
-   s->arr2 = NULL;
-   s->ftab = NULL;
-
-   n       = 100000 * blockSize100k;
-   s->arr1 = BZALLOC( n                  * sizeof(UInt32) );
-   s->arr2 = BZALLOC( (n+BZ_N_OVERSHOOT) * sizeof(UInt32) );
-   s->ftab = BZALLOC( 65537              * sizeof(UInt32) );
-
-   if (s->arr1 == NULL || s->arr2 == NULL || s->ftab == NULL) {
-      if (s->arr1 != NULL) BZFREE(s->arr1);
-      if (s->arr2 != NULL) BZFREE(s->arr2);
-      if (s->ftab != NULL) BZFREE(s->ftab);
-      if (s       != NULL) BZFREE(s);
-      return BZ_MEM_ERROR;
-   }
-
-   s->blockNo           = 0;
-   s->state             = BZ_S_INPUT;
-   s->mode              = BZ_M_RUNNING;
-   s->combinedCRC       = 0;
-   s->blockSize100k     = blockSize100k;
-   s->nblockMAX         = 100000 * blockSize100k - 19;
-   s->verbosity         = verbosity;
-   s->workFactor        = workFactor;
-
-   s->block             = (UChar*)s->arr2;
-   s->mtfv              = (UInt16*)s->arr1;
-   s->zbits             = NULL;
-   s->ptr               = (UInt32*)s->arr1;
-
-   strm->state          = s;
-   strm->total_in_lo32  = 0;
-   strm->total_in_hi32  = 0;
-   strm->total_out_lo32 = 0;
-   strm->total_out_hi32 = 0;
-   init_RL ( s );
-   prepare_new_block ( s );
-   return BZ_OK;
-}
-
-
-/*---------------------------------------------------*/
-static
-void add_pair_to_block ( EState* s )
-{
-   Int32 i;
-   UChar ch = (UChar)(s->state_in_ch);
-   for (i = 0; i < s->state_in_len; i++) {
-      BZ_UPDATE_CRC( s->blockCRC, ch );
-   }
-   s->inUse[s->state_in_ch] = True;
-   switch (s->state_in_len) {
-      case 1:
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         break;
-      case 2:
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         break;
-      case 3:
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         break;
-      default:
-         s->inUse[s->state_in_len-4] = True;
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         s->block[s->nblock] = (UChar)ch; s->nblock++;
-         s->block[s->nblock] = ((UChar)(s->state_in_len-4));
-         s->nblock++;
-         break;
-   }
-}
-
-
-/*---------------------------------------------------*/
-static
-void flush_RL ( EState* s )
-{
-   if (s->state_in_ch < 256) add_pair_to_block ( s );
-   init_RL ( s );
-}
-
-
-/*---------------------------------------------------*/
-#define ADD_CHAR_TO_BLOCK(zs,zchh0)               \
-{                                                 \
-   UInt32 zchh = (UInt32)(zchh0);                 \
-   /*-- fast track the common case --*/           \
-   if (zchh != zs->state_in_ch &&                 \
-       zs->state_in_len == 1) {                   \
-      UChar ch = (UChar)(zs->state_in_ch);        \
-      BZ_UPDATE_CRC( zs->blockCRC, ch );          \
-      zs->inUse[zs->state_in_ch] = True;          \
-      zs->block[zs->nblock] = (UChar)ch;          \
-      zs->nblock++;                               \
-      zs->state_in_ch = zchh;                     \
-   }                                              \
-   else                                           \
-   /*-- general, uncommon cases --*/              \
-   if (zchh != zs->state_in_ch ||                 \
-      zs->state_in_len == 255) {                  \
-      if (zs->state_in_ch < 256)                  \
-         add_pair_to_block ( zs );                \
-      zs->state_in_ch = zchh;                     \
-      zs->state_in_len = 1;                       \
-   } else {                                       \
-      zs->state_in_len++;                         \
-   }                                              \
-}
-
-
-/*---------------------------------------------------*/
-static
-Bool copy_input_until_stop ( EState* s )
-{
-   Bool progress_in = False;
-
-   if (s->mode == BZ_M_RUNNING) {
-
-      /*-- fast track the common case --*/
-      while (True) {
-         /*-- block full? --*/
-         if (s->nblock >= s->nblockMAX) break;
-         /*-- no input? --*/
-         if (s->strm->avail_in == 0) break;
-         progress_in = True;
-         ADD_CHAR_TO_BLOCK ( s, (UInt32)(*((UChar*)(s->strm->next_in))) ); 
-         s->strm->next_in++;
-         s->strm->avail_in--;
-         s->strm->total_in_lo32++;
-         if (s->strm->total_in_lo32 == 0) s->strm->total_in_hi32++;
-      }
-
-   } else {
-
-      /*-- general, uncommon case --*/
-      while (True) {
-         /*-- block full? --*/
-         if (s->nblock >= s->nblockMAX) break;
-         /*-- no input? --*/
-         if (s->strm->avail_in == 0) break;
-         /*-- flush/finish end? --*/
-         if (s->avail_in_expect == 0) break;
-         progress_in = True;
-         ADD_CHAR_TO_BLOCK ( s, (UInt32)(*((UChar*)(s->strm->next_in))) ); 
-         s->strm->next_in++;
-         s->strm->avail_in--;
-         s->strm->total_in_lo32++;
-         if (s->strm->total_in_lo32 == 0) s->strm->total_in_hi32++;
-         s->avail_in_expect--;
-      }
-   }
-   return progress_in;
-}
-
-
-/*---------------------------------------------------*/
-static
-Bool copy_output_until_stop ( EState* s )
-{
-   Bool progress_out = False;
-
-   while (True) {
-
-      /*-- no output space? --*/
-      if (s->strm->avail_out == 0) break;
-
-      /*-- block done? --*/
-      if (s->state_out_pos >= s->numZ) break;
-
-      progress_out = True;
-      *(s->strm->next_out) = s->zbits[s->state_out_pos];
-      s->state_out_pos++;
-      s->strm->avail_out--;
-      s->strm->next_out++;
-      s->strm->total_out_lo32++;
-      if (s->strm->total_out_lo32 == 0) s->strm->total_out_hi32++;
-   }
-
-   return progress_out;
-}
-
-
-/*---------------------------------------------------*/
-static
-Bool handle_compress ( bz_stream* strm )
-{
-   Bool progress_in  = False;
-   Bool progress_out = False;
-   EState* s = strm->state;
-   
-   while (True) {
-
-      if (s->state == BZ_S_OUTPUT) {
-         progress_out |= copy_output_until_stop ( s );
-         if (s->state_out_pos < s->numZ) break;
-         if (s->mode == BZ_M_FINISHING && 
-             s->avail_in_expect == 0 &&
-             isempty_RL(s)) break;
-         prepare_new_block ( s );
-         s->state = BZ_S_INPUT;
-         if (s->mode == BZ_M_FLUSHING && 
-             s->avail_in_expect == 0 &&
-             isempty_RL(s)) break;
-      }
-
-      if (s->state == BZ_S_INPUT) {
-         progress_in |= copy_input_until_stop ( s );
-         if (s->mode != BZ_M_RUNNING && s->avail_in_expect == 0) {
-            flush_RL ( s );
-            BZ2_compressBlock ( s, (Bool)(s->mode == BZ_M_FINISHING) );
-            s->state = BZ_S_OUTPUT;
-         }
-         else
-         if (s->nblock >= s->nblockMAX) {
-            BZ2_compressBlock ( s, False );
-            s->state = BZ_S_OUTPUT;
-         }
-         else
-         if (s->strm->avail_in == 0) {
-            break;
-         }
-      }
-
-   }
-
-   return progress_in || progress_out;
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzCompress) ( bz_stream *strm, int action )
-{
-   Bool progress;
-   EState* s;
-   if (strm == NULL) return BZ_PARAM_ERROR;
-   s = strm->state;
-   if (s == NULL) return BZ_PARAM_ERROR;
-   if (s->strm != strm) return BZ_PARAM_ERROR;
-
-   preswitch:
-   switch (s->mode) {
-
-      case BZ_M_IDLE:
-         return BZ_SEQUENCE_ERROR;
-
-      case BZ_M_RUNNING:
-         if (action == BZ_RUN) {
-            progress = handle_compress ( strm );
-            return progress ? BZ_RUN_OK : BZ_PARAM_ERROR;
-         } 
-         else
-	 if (action == BZ_FLUSH) {
-            s->avail_in_expect = strm->avail_in;
-            s->mode = BZ_M_FLUSHING;
-            goto preswitch;
-         }
-         else
-         if (action == BZ_FINISH) {
-            s->avail_in_expect = strm->avail_in;
-            s->mode = BZ_M_FINISHING;
-            goto preswitch;
-         }
-         else 
-            return BZ_PARAM_ERROR;
-
-      case BZ_M_FLUSHING:
-         if (action != BZ_FLUSH) return BZ_SEQUENCE_ERROR;
-         if (s->avail_in_expect != s->strm->avail_in) 
-            return BZ_SEQUENCE_ERROR;
-         progress = handle_compress ( strm );
-         if (s->avail_in_expect > 0 || !isempty_RL(s) ||
-             s->state_out_pos < s->numZ) return BZ_FLUSH_OK;
-         s->mode = BZ_M_RUNNING;
-         return BZ_RUN_OK;
-
-      case BZ_M_FINISHING:
-         if (action != BZ_FINISH) return BZ_SEQUENCE_ERROR;
-         if (s->avail_in_expect != s->strm->avail_in) 
-            return BZ_SEQUENCE_ERROR;
-         progress = handle_compress ( strm );
-         if (!progress) return BZ_SEQUENCE_ERROR;
-         if (s->avail_in_expect > 0 || !isempty_RL(s) ||
-             s->state_out_pos < s->numZ) return BZ_FINISH_OK;
-         s->mode = BZ_M_IDLE;
-         return BZ_STREAM_END;
-   }
-   return BZ_OK; /*--not reached--*/
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzCompressEnd)  ( bz_stream *strm )
-{
-   EState* s;
-   if (strm == NULL) return BZ_PARAM_ERROR;
-   s = strm->state;
-   if (s == NULL) return BZ_PARAM_ERROR;
-   if (s->strm != strm) return BZ_PARAM_ERROR;
-
-   if (s->arr1 != NULL) BZFREE(s->arr1);
-   if (s->arr2 != NULL) BZFREE(s->arr2);
-   if (s->ftab != NULL) BZFREE(s->ftab);
-   BZFREE(strm->state);
-
-   strm->state = NULL;   
-
-   return BZ_OK;
-}
-
-
-/*---------------------------------------------------*/
-/*--- Decompression stuff                         ---*/
-/*---------------------------------------------------*/
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzDecompressInit) 
-                     ( bz_stream* strm, 
-                       int        verbosity,
-                       int        small )
-{
-   DState* s;
-
-   if (!bz_config_ok()) return BZ_CONFIG_ERROR;
-
-   if (strm == NULL) return BZ_PARAM_ERROR;
-   if (small != 0 && small != 1) return BZ_PARAM_ERROR;
-   if (verbosity < 0 || verbosity > 4) return BZ_PARAM_ERROR;
-
-   if (strm->bzalloc == NULL) strm->bzalloc = default_bzalloc;
-   if (strm->bzfree == NULL) strm->bzfree = default_bzfree;
-
-   s = BZALLOC( sizeof(DState) );
-   if (s == NULL) return BZ_MEM_ERROR;
-   s->strm                  = strm;
-   strm->state              = s;
-   s->state                 = BZ_X_MAGIC_1;
-   s->bsLive                = 0;
-   s->bsBuff                = 0;
-   s->calculatedCombinedCRC = 0;
-   strm->total_in_lo32      = 0;
-   strm->total_in_hi32      = 0;
-   strm->total_out_lo32     = 0;
-   strm->total_out_hi32     = 0;
-   s->smallDecompress       = (Bool)small;
-   s->ll4                   = NULL;
-   s->ll16                  = NULL;
-   s->tt                    = NULL;
-   s->currBlockNo           = 0;
-   s->verbosity             = verbosity;
-
-   return BZ_OK;
-}
-
-
-/*---------------------------------------------------*/
-/* Return  True iff data corruption is discovered.
-   Returns False if there is no problem.
-*/
-static
-Bool unRLE_obuf_to_output_FAST ( DState* s )
-{
-   UChar k1;
-
-   if (s->blockRandomised) {
-
-      while (True) {
-         /* try to finish existing run */
-         while (True) {
-            if (s->strm->avail_out == 0) return False;
-            if (s->state_out_len == 0) break;
-            *( (UChar*)(s->strm->next_out) ) = s->state_out_ch;
-            BZ_UPDATE_CRC ( s->calculatedBlockCRC, s->state_out_ch );
-            s->state_out_len--;
-            s->strm->next_out++;
-            s->strm->avail_out--;
-            s->strm->total_out_lo32++;
-            if (s->strm->total_out_lo32 == 0) s->strm->total_out_hi32++;
-         }
-
-         /* can a new run be started? */
-         if (s->nblock_used == s->save_nblock+1) return False;
-               
-         /* Only caused by corrupt data stream? */
-         if (s->nblock_used > s->save_nblock+1)
-            return True;
-   
-         s->state_out_len = 1;
-         s->state_out_ch = s->k0;
-         BZ_GET_FAST(k1); BZ_RAND_UPD_MASK; 
-         k1 ^= BZ_RAND_MASK; s->nblock_used++;
-         if (s->nblock_used == s->save_nblock+1) continue;
-         if (k1 != s->k0) { s->k0 = k1; continue; };
-   
-         s->state_out_len = 2;
-         BZ_GET_FAST(k1); BZ_RAND_UPD_MASK; 
-         k1 ^= BZ_RAND_MASK; s->nblock_used++;
-         if (s->nblock_used == s->save_nblock+1) continue;
-         if (k1 != s->k0) { s->k0 = k1; continue; };
-   
-         s->state_out_len = 3;
-         BZ_GET_FAST(k1); BZ_RAND_UPD_MASK; 
-         k1 ^= BZ_RAND_MASK; s->nblock_used++;
-         if (s->nblock_used == s->save_nblock+1) continue;
-         if (k1 != s->k0) { s->k0 = k1; continue; };
-   
-         BZ_GET_FAST(k1); BZ_RAND_UPD_MASK; 
-         k1 ^= BZ_RAND_MASK; s->nblock_used++;
-         s->state_out_len = ((Int32)k1) + 4;
-         BZ_GET_FAST(s->k0); BZ_RAND_UPD_MASK; 
-         s->k0 ^= BZ_RAND_MASK; s->nblock_used++;
-      }
-
-   } else {
-
-      /* restore */
-      UInt32        c_calculatedBlockCRC = s->calculatedBlockCRC;
-      UChar         c_state_out_ch       = s->state_out_ch;
-      Int32         c_state_out_len      = s->state_out_len;
-      Int32         c_nblock_used        = s->nblock_used;
-      Int32         c_k0                 = s->k0;
-      UInt32*       c_tt                 = s->tt;
-      UInt32        c_tPos               = s->tPos;
-      char*         cs_next_out          = s->strm->next_out;
-      unsigned int  cs_avail_out         = s->strm->avail_out;
-      Int32         ro_blockSize100k     = s->blockSize100k;
-      /* end restore */
-
-      UInt32       avail_out_INIT = cs_avail_out;
-      Int32        s_save_nblockPP = s->save_nblock+1;
-      unsigned int total_out_lo32_old;
-
-      while (True) {
-
-         /* try to finish existing run */
-         if (c_state_out_len > 0) {
-            while (True) {
-               if (cs_avail_out == 0) goto return_notr;
-               if (c_state_out_len == 1) break;
-               *( (UChar*)(cs_next_out) ) = c_state_out_ch;
-               BZ_UPDATE_CRC ( c_calculatedBlockCRC, c_state_out_ch );
-               c_state_out_len--;
-               cs_next_out++;
-               cs_avail_out--;
-            }
-            s_state_out_len_eq_one:
-            {
-               if (cs_avail_out == 0) { 
-                  c_state_out_len = 1; goto return_notr;
-               };
-               *( (UChar*)(cs_next_out) ) = c_state_out_ch;
-               BZ_UPDATE_CRC ( c_calculatedBlockCRC, c_state_out_ch );
-               cs_next_out++;
-               cs_avail_out--;
-            }
-         }   
-         /* Only caused by corrupt data stream? */
-         if (c_nblock_used > s_save_nblockPP)
-            return True;
-
-         /* can a new run be started? */
-         if (c_nblock_used == s_save_nblockPP) {
-            c_state_out_len = 0; goto return_notr;
-         };   
-         c_state_out_ch = c_k0;
-         BZ_GET_FAST_C(k1); c_nblock_used++;
-         if (k1 != c_k0) { 
-            c_k0 = k1; goto s_state_out_len_eq_one; 
-         };
-         if (c_nblock_used == s_save_nblockPP) 
-            goto s_state_out_len_eq_one;
-   
-         c_state_out_len = 2;
-         BZ_GET_FAST_C(k1); c_nblock_used++;
-         if (c_nblock_used == s_save_nblockPP) continue;
-         if (k1 != c_k0) { c_k0 = k1; continue; };
-   
-         c_state_out_len = 3;
-         BZ_GET_FAST_C(k1); c_nblock_used++;
-         if (c_nblock_used == s_save_nblockPP) continue;
-         if (k1 != c_k0) { c_k0 = k1; continue; };
-   
-         BZ_GET_FAST_C(k1); c_nblock_used++;
-         c_state_out_len = ((Int32)k1) + 4;
-         BZ_GET_FAST_C(c_k0); c_nblock_used++;
-      }
-
-      return_notr:
-      total_out_lo32_old = s->strm->total_out_lo32;
-      s->strm->total_out_lo32 += (avail_out_INIT - cs_avail_out);
-      if (s->strm->total_out_lo32 < total_out_lo32_old)
-         s->strm->total_out_hi32++;
-
-      /* save */
-      s->calculatedBlockCRC = c_calculatedBlockCRC;
-      s->state_out_ch       = c_state_out_ch;
-      s->state_out_len      = c_state_out_len;
-      s->nblock_used        = c_nblock_used;
-      s->k0                 = c_k0;
-      s->tt                 = c_tt;
-      s->tPos               = c_tPos;
-      s->strm->next_out     = cs_next_out;
-      s->strm->avail_out    = cs_avail_out;
-      /* end save */
-   }
-   return False;
-}
-
-
-
-/*---------------------------------------------------*/
-__inline__ Int32 BZ2_indexIntoF ( Int32 indx, Int32 *cftab )
-{
-   Int32 nb, na, mid;
-   nb = 0;
-   na = 256;
-   do {
-      mid = (nb + na) >> 1;
-      if (indx >= cftab[mid]) nb = mid; else na = mid;
-   }
-   while (na - nb != 1);
-   return nb;
-}
-
-
-/*---------------------------------------------------*/
-/* Return  True iff data corruption is discovered.
-   Returns False if there is no problem.
-*/
-static
-Bool unRLE_obuf_to_output_SMALL ( DState* s )
-{
-   UChar k1;
-
-   if (s->blockRandomised) {
-
-      while (True) {
-         /* try to finish existing run */
-         while (True) {
-            if (s->strm->avail_out == 0) return False;
-            if (s->state_out_len == 0) break;
-            *( (UChar*)(s->strm->next_out) ) = s->state_out_ch;
-            BZ_UPDATE_CRC ( s->calculatedBlockCRC, s->state_out_ch );
-            s->state_out_len--;
-            s->strm->next_out++;
-            s->strm->avail_out--;
-            s->strm->total_out_lo32++;
-            if (s->strm->total_out_lo32 == 0) s->strm->total_out_hi32++;
-         }
-   
-         /* can a new run be started? */
-         if (s->nblock_used == s->save_nblock+1) return False;
-
-         /* Only caused by corrupt data stream? */
-         if (s->nblock_used > s->save_nblock+1)
-            return True;
-   
-         s->state_out_len = 1;
-         s->state_out_ch = s->k0;
-         BZ_GET_SMALL(k1); BZ_RAND_UPD_MASK; 
-         k1 ^= BZ_RAND_MASK; s->nblock_used++;
-         if (s->nblock_used == s->save_nblock+1) continue;
-         if (k1 != s->k0) { s->k0 = k1; continue; };
-   
-         s->state_out_len = 2;
-         BZ_GET_SMALL(k1); BZ_RAND_UPD_MASK; 
-         k1 ^= BZ_RAND_MASK; s->nblock_used++;
-         if (s->nblock_used == s->save_nblock+1) continue;
-         if (k1 != s->k0) { s->k0 = k1; continue; };
-   
-         s->state_out_len = 3;
-         BZ_GET_SMALL(k1); BZ_RAND_UPD_MASK; 
-         k1 ^= BZ_RAND_MASK; s->nblock_used++;
-         if (s->nblock_used == s->save_nblock+1) continue;
-         if (k1 != s->k0) { s->k0 = k1; continue; };
-   
-         BZ_GET_SMALL(k1); BZ_RAND_UPD_MASK; 
-         k1 ^= BZ_RAND_MASK; s->nblock_used++;
-         s->state_out_len = ((Int32)k1) + 4;
-         BZ_GET_SMALL(s->k0); BZ_RAND_UPD_MASK; 
-         s->k0 ^= BZ_RAND_MASK; s->nblock_used++;
-      }
-
-   } else {
-
-      while (True) {
-         /* try to finish existing run */
-         while (True) {
-            if (s->strm->avail_out == 0) return False;
-            if (s->state_out_len == 0) break;
-            *( (UChar*)(s->strm->next_out) ) = s->state_out_ch;
-            BZ_UPDATE_CRC ( s->calculatedBlockCRC, s->state_out_ch );
-            s->state_out_len--;
-            s->strm->next_out++;
-            s->strm->avail_out--;
-            s->strm->total_out_lo32++;
-            if (s->strm->total_out_lo32 == 0) s->strm->total_out_hi32++;
-         }
-   
-         /* can a new run be started? */
-         if (s->nblock_used == s->save_nblock+1) return False;
-
-         /* Only caused by corrupt data stream? */
-         if (s->nblock_used > s->save_nblock+1)
-            return True;
-   
-         s->state_out_len = 1;
-         s->state_out_ch = s->k0;
-         BZ_GET_SMALL(k1); s->nblock_used++;
-         if (s->nblock_used == s->save_nblock+1) continue;
-         if (k1 != s->k0) { s->k0 = k1; continue; };
-   
-         s->state_out_len = 2;
-         BZ_GET_SMALL(k1); s->nblock_used++;
-         if (s->nblock_used == s->save_nblock+1) continue;
-         if (k1 != s->k0) { s->k0 = k1; continue; };
-   
-         s->state_out_len = 3;
-         BZ_GET_SMALL(k1); s->nblock_used++;
-         if (s->nblock_used == s->save_nblock+1) continue;
-         if (k1 != s->k0) { s->k0 = k1; continue; };
-   
-         BZ_GET_SMALL(k1); s->nblock_used++;
-         s->state_out_len = ((Int32)k1) + 4;
-         BZ_GET_SMALL(s->k0); s->nblock_used++;
-      }
-
-   }
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzDecompress) ( bz_stream *strm )
-{
-   Bool    corrupt;
-   DState* s;
-   if (strm == NULL) return BZ_PARAM_ERROR;
-   s = strm->state;
-   if (s == NULL) return BZ_PARAM_ERROR;
-   if (s->strm != strm) return BZ_PARAM_ERROR;
-
-   while (True) {
-      if (s->state == BZ_X_IDLE) return BZ_SEQUENCE_ERROR;
-      if (s->state == BZ_X_OUTPUT) {
-         if (s->smallDecompress)
-            corrupt = unRLE_obuf_to_output_SMALL ( s ); else
-            corrupt = unRLE_obuf_to_output_FAST  ( s );
-         if (corrupt) return BZ_DATA_ERROR;
-         if (s->nblock_used == s->save_nblock+1 && s->state_out_len == 0) {
-            BZ_FINALISE_CRC ( s->calculatedBlockCRC );
-            if (s->verbosity >= 3) 
-               VPrintf2 ( " {0x%08x, 0x%08x}", s->storedBlockCRC, 
-                          s->calculatedBlockCRC );
-            if (s->verbosity >= 2) VPrintf0 ( "]" );
-            if (s->calculatedBlockCRC != s->storedBlockCRC)
-               return BZ_DATA_ERROR;
-            s->calculatedCombinedCRC 
-               = (s->calculatedCombinedCRC << 1) | 
-                    (s->calculatedCombinedCRC >> 31);
-            s->calculatedCombinedCRC ^= s->calculatedBlockCRC;
-            s->state = BZ_X_BLKHDR_1;
-         } else {
-            return BZ_OK;
-         }
-      }
-      if (s->state >= BZ_X_MAGIC_1) {
-         Int32 r = BZ2_decompress ( s );
-         if (r == BZ_STREAM_END) {
-            if (s->verbosity >= 3)
-               VPrintf2 ( "\n    combined CRCs: stored = 0x%08x, computed = 0x%08x", 
-                          s->storedCombinedCRC, s->calculatedCombinedCRC );
-            if (s->calculatedCombinedCRC != s->storedCombinedCRC)
-               return BZ_DATA_ERROR;
-            return r;
-         }
-         if (s->state != BZ_X_OUTPUT) return r;
-      }
-   }
-
-   AssertH ( 0, 6001 );
-
-   return 0;  /*NOTREACHED*/
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzDecompressEnd)  ( bz_stream *strm )
-{
-   DState* s;
-   if (strm == NULL) return BZ_PARAM_ERROR;
-   s = strm->state;
-   if (s == NULL) return BZ_PARAM_ERROR;
-   if (s->strm != strm) return BZ_PARAM_ERROR;
-
-   if (s->tt   != NULL) BZFREE(s->tt);
-   if (s->ll16 != NULL) BZFREE(s->ll16);
-   if (s->ll4  != NULL) BZFREE(s->ll4);
-
-   BZFREE(strm->state);
-   strm->state = NULL;
-
-   return BZ_OK;
-}
-
-
-#ifndef BZ_NO_STDIO
-/*---------------------------------------------------*/
-/*--- File I/O stuff                              ---*/
-/*---------------------------------------------------*/
-
-#define BZ_SETERR(eee)                    \
-{                                         \
-   if (bzerror != NULL) *bzerror = eee;   \
-   if (bzf != NULL) bzf->lastErr = eee;   \
-}
-
-typedef 
-   struct {
-      FILE*     handle;
-      Char      buf[BZ_MAX_UNUSED];
-      Int32     bufN;
-      Bool      writing;
-      bz_stream strm;
-      Int32     lastErr;
-      Bool      initialisedOk;
-   }
-   bzFile;
-
-
-/*---------------------------------------------*/
-static Bool myfeof ( FILE* f )
-{
-   Int32 c = fgetc ( f );
-   if (c == EOF) return True;
-   ungetc ( c, f );
-   return False;
-}
-
-
-/*---------------------------------------------------*/
-BZFILE* BZ_API(BZ2_bzWriteOpen) 
-                    ( int*  bzerror,      
-                      FILE* f, 
-                      int   blockSize100k, 
-                      int   verbosity,
-                      int   workFactor )
-{
-   Int32   ret;
-   bzFile* bzf = NULL;
-
-   BZ_SETERR(BZ_OK);
-
-   if (f == NULL ||
-       (blockSize100k < 1 || blockSize100k > 9) ||
-       (workFactor < 0 || workFactor > 250) ||
-       (verbosity < 0 || verbosity > 4))
-      { BZ_SETERR(BZ_PARAM_ERROR); return NULL; };
-
-   if (ferror(f))
-      { BZ_SETERR(BZ_IO_ERROR); return NULL; };
-
-   bzf = malloc ( sizeof(bzFile) );
-   if (bzf == NULL)
-      { BZ_SETERR(BZ_MEM_ERROR); return NULL; };
-
-   BZ_SETERR(BZ_OK);
-   bzf->initialisedOk = False;
-   bzf->bufN          = 0;
-   bzf->handle        = f;
-   bzf->writing       = True;
-   bzf->strm.bzalloc  = NULL;
-   bzf->strm.bzfree   = NULL;
-   bzf->strm.opaque   = NULL;
-
-   if (workFactor == 0) workFactor = 30;
-   ret = BZ2_bzCompressInit ( &(bzf->strm), blockSize100k, 
-                              verbosity, workFactor );
-   if (ret != BZ_OK)
-      { BZ_SETERR(ret); free(bzf); return NULL; };
-
-   bzf->strm.avail_in = 0;
-   bzf->initialisedOk = True;
-   return bzf;   
-}
-
-
-
-/*---------------------------------------------------*/
-void BZ_API(BZ2_bzWrite)
-             ( int*    bzerror, 
-               BZFILE* b, 
-               void*   buf, 
-               int     len )
-{
-   Int32 n, n2, ret;
-   bzFile* bzf = (bzFile*)b;
-
-   BZ_SETERR(BZ_OK);
-   if (bzf == NULL || buf == NULL || len < 0)
-      { BZ_SETERR(BZ_PARAM_ERROR); return; };
-   if (!(bzf->writing))
-      { BZ_SETERR(BZ_SEQUENCE_ERROR); return; };
-   if (ferror(bzf->handle))
-      { BZ_SETERR(BZ_IO_ERROR); return; };
-
-   if (len == 0)
-      { BZ_SETERR(BZ_OK); return; };
-
-   bzf->strm.avail_in = len;
-   bzf->strm.next_in  = buf;
-
-   while (True) {
-      bzf->strm.avail_out = BZ_MAX_UNUSED;
-      bzf->strm.next_out = bzf->buf;
-      ret = BZ2_bzCompress ( &(bzf->strm), BZ_RUN );
-      if (ret != BZ_RUN_OK)
-         { BZ_SETERR(ret); return; };
-
-      if (bzf->strm.avail_out < BZ_MAX_UNUSED) {
-         n = BZ_MAX_UNUSED - bzf->strm.avail_out;
-         n2 = fwrite ( (void*)(bzf->buf), sizeof(UChar), 
-                       n, bzf->handle );
-         if (n != n2 || ferror(bzf->handle))
-            { BZ_SETERR(BZ_IO_ERROR); return; };
-      }
-
-      if (bzf->strm.avail_in == 0)
-         { BZ_SETERR(BZ_OK); return; };
-   }
-}
-
-
-/*---------------------------------------------------*/
-void BZ_API(BZ2_bzWriteClose)
-                  ( int*          bzerror, 
-                    BZFILE*       b, 
-                    int           abandon,
-                    unsigned int* nbytes_in,
-                    unsigned int* nbytes_out )
-{
-   BZ2_bzWriteClose64 ( bzerror, b, abandon, 
-                        nbytes_in, NULL, nbytes_out, NULL );
-}
-
-
-void BZ_API(BZ2_bzWriteClose64)
-                  ( int*          bzerror, 
-                    BZFILE*       b, 
-                    int           abandon,
-                    unsigned int* nbytes_in_lo32,
-                    unsigned int* nbytes_in_hi32,
-                    unsigned int* nbytes_out_lo32,
-                    unsigned int* nbytes_out_hi32 )
-{
-   Int32   n, n2, ret;
-   bzFile* bzf = (bzFile*)b;
-
-   if (bzf == NULL)
-      { BZ_SETERR(BZ_OK); return; };
-   if (!(bzf->writing))
-      { BZ_SETERR(BZ_SEQUENCE_ERROR); return; };
-   if (ferror(bzf->handle))
-      { BZ_SETERR(BZ_IO_ERROR); return; };
-
-   if (nbytes_in_lo32 != NULL) *nbytes_in_lo32 = 0;
-   if (nbytes_in_hi32 != NULL) *nbytes_in_hi32 = 0;
-   if (nbytes_out_lo32 != NULL) *nbytes_out_lo32 = 0;
-   if (nbytes_out_hi32 != NULL) *nbytes_out_hi32 = 0;
-
-   if ((!abandon) && bzf->lastErr == BZ_OK) {
-      while (True) {
-         bzf->strm.avail_out = BZ_MAX_UNUSED;
-         bzf->strm.next_out = bzf->buf;
-         ret = BZ2_bzCompress ( &(bzf->strm), BZ_FINISH );
-         if (ret != BZ_FINISH_OK && ret != BZ_STREAM_END)
-            { BZ_SETERR(ret); return; };
-
-         if (bzf->strm.avail_out < BZ_MAX_UNUSED) {
-            n = BZ_MAX_UNUSED - bzf->strm.avail_out;
-            n2 = fwrite ( (void*)(bzf->buf), sizeof(UChar), 
-                          n, bzf->handle );
-            if (n != n2 || ferror(bzf->handle))
-               { BZ_SETERR(BZ_IO_ERROR); return; };
-         }
-
-         if (ret == BZ_STREAM_END) break;
-      }
-   }
-
-   if ( !abandon && !ferror ( bzf->handle ) ) {
-      fflush ( bzf->handle );
-      if (ferror(bzf->handle))
-         { BZ_SETERR(BZ_IO_ERROR); return; };
-   }
-
-   if (nbytes_in_lo32 != NULL)
-      *nbytes_in_lo32 = bzf->strm.total_in_lo32;
-   if (nbytes_in_hi32 != NULL)
-      *nbytes_in_hi32 = bzf->strm.total_in_hi32;
-   if (nbytes_out_lo32 != NULL)
-      *nbytes_out_lo32 = bzf->strm.total_out_lo32;
-   if (nbytes_out_hi32 != NULL)
-      *nbytes_out_hi32 = bzf->strm.total_out_hi32;
-
-   BZ_SETERR(BZ_OK);
-   BZ2_bzCompressEnd ( &(bzf->strm) );
-   free ( bzf );
-}
-
-
-/*---------------------------------------------------*/
-BZFILE* BZ_API(BZ2_bzReadOpen) 
-                   ( int*  bzerror, 
-                     FILE* f, 
-                     int   verbosity,
-                     int   small,
-                     void* unused,
-                     int   nUnused )
-{
-   bzFile* bzf = NULL;
-   int     ret;
-
-   BZ_SETERR(BZ_OK);
-
-   if (f == NULL || 
-       (small != 0 && small != 1) ||
-       (verbosity < 0 || verbosity > 4) ||
-       (unused == NULL && nUnused != 0) ||
-       (unused != NULL && (nUnused < 0 || nUnused > BZ_MAX_UNUSED)))
-      { BZ_SETERR(BZ_PARAM_ERROR); return NULL; };
-
-   if (ferror(f))
-      { BZ_SETERR(BZ_IO_ERROR); return NULL; };
-
-   bzf = malloc ( sizeof(bzFile) );
-   if (bzf == NULL) 
-      { BZ_SETERR(BZ_MEM_ERROR); return NULL; };
-
-   BZ_SETERR(BZ_OK);
-
-   bzf->initialisedOk = False;
-   bzf->handle        = f;
-   bzf->bufN          = 0;
-   bzf->writing       = False;
-   bzf->strm.bzalloc  = NULL;
-   bzf->strm.bzfree   = NULL;
-   bzf->strm.opaque   = NULL;
-   
-   while (nUnused > 0) {
-      bzf->buf[bzf->bufN] = *((UChar*)(unused)); bzf->bufN++;
-      unused = ((void*)( 1 + ((UChar*)(unused))  ));
-      nUnused--;
-   }
-
-   ret = BZ2_bzDecompressInit ( &(bzf->strm), verbosity, small );
-   if (ret != BZ_OK)
-      { BZ_SETERR(ret); free(bzf); return NULL; };
-
-   bzf->strm.avail_in = bzf->bufN;
-   bzf->strm.next_in  = bzf->buf;
-
-   bzf->initialisedOk = True;
-   return bzf;   
-}
-
-
-/*---------------------------------------------------*/
-void BZ_API(BZ2_bzReadClose) ( int *bzerror, BZFILE *b )
-{
-   bzFile* bzf = (bzFile*)b;
-
-   BZ_SETERR(BZ_OK);
-   if (bzf == NULL)
-      { BZ_SETERR(BZ_OK); return; };
-
-   if (bzf->writing)
-      { BZ_SETERR(BZ_SEQUENCE_ERROR); return; };
-
-   if (bzf->initialisedOk)
-      (void)BZ2_bzDecompressEnd ( &(bzf->strm) );
-   free ( bzf );
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzRead) 
-           ( int*    bzerror, 
-             BZFILE* b, 
-             void*   buf, 
-             int     len )
-{
-   Int32   n, ret;
-   bzFile* bzf = (bzFile*)b;
-
-   BZ_SETERR(BZ_OK);
-
-   if (bzf == NULL || buf == NULL || len < 0)
-      { BZ_SETERR(BZ_PARAM_ERROR); return 0; };
-
-   if (bzf->writing)
-      { BZ_SETERR(BZ_SEQUENCE_ERROR); return 0; };
-
-   if (len == 0)
-      { BZ_SETERR(BZ_OK); return 0; };
-
-   bzf->strm.avail_out = len;
-   bzf->strm.next_out = buf;
-
-   while (True) {
-
-      if (ferror(bzf->handle)) 
-         { BZ_SETERR(BZ_IO_ERROR); return 0; };
-
-      if (bzf->strm.avail_in == 0 && !myfeof(bzf->handle)) {
-         n = fread ( bzf->buf, sizeof(UChar), 
-                     BZ_MAX_UNUSED, bzf->handle );
-         if (ferror(bzf->handle))
-            { BZ_SETERR(BZ_IO_ERROR); return 0; };
-         bzf->bufN = n;
-         bzf->strm.avail_in = bzf->bufN;
-         bzf->strm.next_in = bzf->buf;
-      }
-
-      ret = BZ2_bzDecompress ( &(bzf->strm) );
-
-      if (ret != BZ_OK && ret != BZ_STREAM_END)
-         { BZ_SETERR(ret); return 0; };
-
-      if (ret == BZ_OK && myfeof(bzf->handle) && 
-          bzf->strm.avail_in == 0 && bzf->strm.avail_out > 0)
-         { BZ_SETERR(BZ_UNEXPECTED_EOF); return 0; };
-
-      if (ret == BZ_STREAM_END)
-         { BZ_SETERR(BZ_STREAM_END);
-           return len - bzf->strm.avail_out; };
-      if (bzf->strm.avail_out == 0)
-         { BZ_SETERR(BZ_OK); return len; };
-      
-   }
-
-   return 0; /*not reached*/
-}
-
-
-/*---------------------------------------------------*/
-void BZ_API(BZ2_bzReadGetUnused) 
-                     ( int*    bzerror, 
-                       BZFILE* b, 
-                       void**  unused, 
-                       int*    nUnused )
-{
-   bzFile* bzf = (bzFile*)b;
-   if (bzf == NULL)
-      { BZ_SETERR(BZ_PARAM_ERROR); return; };
-   if (bzf->lastErr != BZ_STREAM_END)
-      { BZ_SETERR(BZ_SEQUENCE_ERROR); return; };
-   if (unused == NULL || nUnused == NULL)
-      { BZ_SETERR(BZ_PARAM_ERROR); return; };
-
-   BZ_SETERR(BZ_OK);
-   *nUnused = bzf->strm.avail_in;
-   *unused = bzf->strm.next_in;
-}
-#endif
-
-
-/*---------------------------------------------------*/
-/*--- Misc convenience stuff                      ---*/
-/*---------------------------------------------------*/
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzBuffToBuffCompress) 
-                         ( char*         dest, 
-                           unsigned int* destLen,
-                           char*         source, 
-                           unsigned int  sourceLen,
-                           int           blockSize100k, 
-                           int           verbosity, 
-                           int           workFactor )
-{
-   bz_stream strm;
-   int ret;
-
-   if (dest == NULL || destLen == NULL || 
-       source == NULL ||
-       blockSize100k < 1 || blockSize100k > 9 ||
-       verbosity < 0 || verbosity > 4 ||
-       workFactor < 0 || workFactor > 250) 
-      return BZ_PARAM_ERROR;
-
-   if (workFactor == 0) workFactor = 30;
-   strm.bzalloc = NULL;
-   strm.bzfree = NULL;
-   strm.opaque = NULL;
-   ret = BZ2_bzCompressInit ( &strm, blockSize100k, 
-                              verbosity, workFactor );
-   if (ret != BZ_OK) return ret;
-
-   strm.next_in = source;
-   strm.next_out = dest;
-   strm.avail_in = sourceLen;
-   strm.avail_out = *destLen;
-
-   ret = BZ2_bzCompress ( &strm, BZ_FINISH );
-   if (ret == BZ_FINISH_OK) goto output_overflow;
-   if (ret != BZ_STREAM_END) goto errhandler;
-
-   /* normal termination */
-   *destLen -= strm.avail_out;   
-   BZ2_bzCompressEnd ( &strm );
-   return BZ_OK;
-
-   output_overflow:
-   BZ2_bzCompressEnd ( &strm );
-   return BZ_OUTBUFF_FULL;
-
-   errhandler:
-   BZ2_bzCompressEnd ( &strm );
-   return ret;
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzBuffToBuffDecompress) 
-                           ( char*         dest, 
-                             unsigned int* destLen,
-                             char*         source, 
-                             unsigned int  sourceLen,
-                             int           small,
-                             int           verbosity )
-{
-   bz_stream strm;
-   int ret;
-
-   if (dest == NULL || destLen == NULL || 
-       source == NULL ||
-       (small != 0 && small != 1) ||
-       verbosity < 0 || verbosity > 4) 
-          return BZ_PARAM_ERROR;
-
-   strm.bzalloc = NULL;
-   strm.bzfree = NULL;
-   strm.opaque = NULL;
-   ret = BZ2_bzDecompressInit ( &strm, verbosity, small );
-   if (ret != BZ_OK) return ret;
-
-   strm.next_in = source;
-   strm.next_out = dest;
-   strm.avail_in = sourceLen;
-   strm.avail_out = *destLen;
-
-   ret = BZ2_bzDecompress ( &strm );
-   if (ret == BZ_OK) goto output_overflow_or_eof;
-   if (ret != BZ_STREAM_END) goto errhandler;
-
-   /* normal termination */
-   *destLen -= strm.avail_out;
-   BZ2_bzDecompressEnd ( &strm );
-   return BZ_OK;
-
-   output_overflow_or_eof:
-   if (strm.avail_out > 0) {
-      BZ2_bzDecompressEnd ( &strm );
-      return BZ_UNEXPECTED_EOF;
-   } else {
-      BZ2_bzDecompressEnd ( &strm );
-      return BZ_OUTBUFF_FULL;
-   };      
-
-   errhandler:
-   BZ2_bzDecompressEnd ( &strm );
-   return ret; 
-}
-
-
-/*---------------------------------------------------*/
-/*--
-   Code contributed by Yoshioka Tsuneo (tsuneo@rr.iij4u.or.jp)
-   to support better zlib compatibility.
-   This code is not _officially_ part of libbzip2 (yet);
-   I haven't tested it, documented it, or considered the
-   threading-safeness of it.
-   If this code breaks, please contact both Yoshioka and me.
---*/
-/*---------------------------------------------------*/
-
-/*---------------------------------------------------*/
-/*--
-   return version like "0.9.5d, 4-Sept-1999".
---*/
-const char * BZ_API(BZ2_bzlibVersion)(void)
-{
-   return BZ_VERSION;
-}
-
-
-#ifndef BZ_NO_STDIO
-/*---------------------------------------------------*/
-
-#if defined(_WIN32) || defined(OS2) || defined(MSDOS)
-#   include <fcntl.h>
-#   include <io.h>
-#   define SET_BINARY_MODE(file) setmode(fileno(file),O_BINARY)
-#else
-#   define SET_BINARY_MODE(file)
-#endif
-static
-BZFILE * bzopen_or_bzdopen
-               ( const char *path,   /* no use when bzdopen */
-                 int fd,             /* no use when bzdopen */
-                 const char *mode,
-                 int open_mode)      /* bzopen: 0, bzdopen:1 */
-{
-   int    bzerr;
-   char   unused[BZ_MAX_UNUSED];
-   int    blockSize100k = 9;
-   int    writing       = 0;
-   char   mode2[10]     = "";
-   FILE   *fp           = NULL;
-   BZFILE *bzfp         = NULL;
-   int    verbosity     = 0;
-   int    workFactor    = 30;
-   int    smallMode     = 0;
-   int    nUnused       = 0; 
-
-   if (mode == NULL) return NULL;
-   while (*mode) {
-      switch (*mode) {
-      case 'r':
-         writing = 0; break;
-      case 'w':
-         writing = 1; break;
-      case 's':
-         smallMode = 1; break;
-      default:
-         if (isdigit((int)(*mode))) {
-            blockSize100k = *mode-BZ_HDR_0;
-         }
-      }
-      mode++;
-   }
-   strcat(mode2, writing ? "w" : "r" );
-   strcat(mode2,"b");   /* binary mode */
-
-   if (open_mode==0) {
-      if (path==NULL || strcmp(path,"")==0) {
-        fp = (writing ? stdout : stdin);
-        SET_BINARY_MODE(fp);
-      } else {
-        fp = fopen(path,mode2);
-      }
-   } else {
-#ifdef BZ_STRICT_ANSI
-      fp = NULL;
-#else
-      fp = fdopen(fd,mode2);
-#endif
-   }
-   if (fp == NULL) return NULL;
-
-   if (writing) {
-      /* Guard against total chaos and anarchy -- JRS */
-      if (blockSize100k < 1) blockSize100k = 1;
-      if (blockSize100k > 9) blockSize100k = 9; 
-      bzfp = BZ2_bzWriteOpen(&bzerr,fp,blockSize100k,
-                             verbosity,workFactor);
-   } else {
-      bzfp = BZ2_bzReadOpen(&bzerr,fp,verbosity,smallMode,
-                            unused,nUnused);
-   }
-   if (bzfp == NULL) {
-      if (fp != stdin && fp != stdout) fclose(fp);
-      return NULL;
-   }
-   return bzfp;
-}
-
-
-/*---------------------------------------------------*/
-/*--
-   open file for read or write.
-      ex) bzopen("file","w9")
-      case path="" or NULL => use stdin or stdout.
---*/
-BZFILE * BZ_API(BZ2_bzopen)
-               ( const char *path,
-                 const char *mode )
-{
-   return bzopen_or_bzdopen(path,-1,mode,/*bzopen*/0);
-}
-
-
-/*---------------------------------------------------*/
-BZFILE * BZ_API(BZ2_bzdopen)
-               ( int fd,
-                 const char *mode )
-{
-   return bzopen_or_bzdopen(NULL,fd,mode,/*bzdopen*/1);
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzread) (BZFILE* b, void* buf, int len )
-{
-   int bzerr, nread;
-   if (((bzFile*)b)->lastErr == BZ_STREAM_END) return 0;
-   nread = BZ2_bzRead(&bzerr,b,buf,len);
-   if (bzerr == BZ_OK || bzerr == BZ_STREAM_END) {
-      return nread;
-   } else {
-      return -1;
-   }
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzwrite) (BZFILE* b, void* buf, int len )
-{
-   int bzerr;
-
-   BZ2_bzWrite(&bzerr,b,buf,len);
-   if(bzerr == BZ_OK){
-      return len;
-   }else{
-      return -1;
-   }
-}
-
-
-/*---------------------------------------------------*/
-int BZ_API(BZ2_bzflush) (BZFILE *b)
-{
-   /* do nothing now... */
-   return 0;
-}
-
-
-/*---------------------------------------------------*/
-void BZ_API(BZ2_bzclose) (BZFILE* b)
-{
-   int bzerr;
-   FILE *fp;
-   
-   if (b==NULL) {return;}
-   fp = ((bzFile *)b)->handle;
-   if(((bzFile*)b)->writing){
-      BZ2_bzWriteClose(&bzerr,b,0,NULL,NULL);
-      if(bzerr != BZ_OK){
-         BZ2_bzWriteClose(NULL,b,1,NULL,NULL);
-      }
-   }else{
-      BZ2_bzReadClose(&bzerr,b);
-   }
-   if(fp!=stdin && fp!=stdout){
-      fclose(fp);
-   }
-}
-
-
-/*---------------------------------------------------*/
-/*--
-   return last error code 
---*/
-static const char *bzerrorstrings[] = {
-       "OK"
-      ,"SEQUENCE_ERROR"
-      ,"PARAM_ERROR"
-      ,"MEM_ERROR"
-      ,"DATA_ERROR"
-      ,"DATA_ERROR_MAGIC"
-      ,"IO_ERROR"
-      ,"UNEXPECTED_EOF"
-      ,"OUTBUFF_FULL"
-      ,"CONFIG_ERROR"
-      ,"???"   /* for future */
-      ,"???"   /* for future */
-      ,"???"   /* for future */
-      ,"???"   /* for future */
-      ,"???"   /* for future */
-      ,"???"   /* for future */
-};
-
-
-const char * BZ_API(BZ2_bzerror) (BZFILE *b, int *errnum)
-{
-   int err = ((bzFile *)b)->lastErr;
-
-   if(err>0) err = 0;
-   *errnum = err;
-   return bzerrorstrings[err*-1];
-}
-#endif
-
-
-/*-------------------------------------------------------------*/
-/*--- end                                           bzlib.c ---*/
-/*-------------------------------------------------------------*/
deleted file mode 100644
--- a/modules/libbz2/src/bzlib.h
+++ /dev/null
@@ -1,282 +0,0 @@
-
-/*-------------------------------------------------------------*/
-/*--- Public header file for the library.                   ---*/
-/*---                                               bzlib.h ---*/
-/*-------------------------------------------------------------*/
-
-/* ------------------------------------------------------------------
-   This file is part of bzip2/libbzip2, a program and library for
-   lossless, block-sorting data compression.
-
-   bzip2/libbzip2 version 1.0.6 of 6 September 2010
-   Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
-
-   Please read the WARNING, DISCLAIMER and PATENTS sections in the 
-   README file.
-
-   This program is released under the terms of the license contained
-   in the file LICENSE.
-   ------------------------------------------------------------------ */
-
-
-#ifndef _BZLIB_H
-#define _BZLIB_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#define BZ_RUN               0
-#define BZ_FLUSH             1
-#define BZ_FINISH            2
-
-#define BZ_OK                0
-#define BZ_RUN_OK            1
-#define BZ_FLUSH_OK          2
-#define BZ_FINISH_OK         3
-#define BZ_STREAM_END        4
-#define BZ_SEQUENCE_ERROR    (-1)
-#define BZ_PARAM_ERROR       (-2)
-#define BZ_MEM_ERROR         (-3)
-#define BZ_DATA_ERROR        (-4)
-#define BZ_DATA_ERROR_MAGIC  (-5)
-#define BZ_IO_ERROR          (-6)
-#define BZ_UNEXPECTED_EOF    (-7)
-#define BZ_OUTBUFF_FULL      (-8)
-#define BZ_CONFIG_ERROR      (-9)
-
-typedef 
-   struct {
-      char *next_in;
-      unsigned int avail_in;
-      unsigned int total_in_lo32;
-      unsigned int total_in_hi32;
-
-      char *next_out;
-      unsigned int avail_out;
-      unsigned int total_out_lo32;
-      unsigned int total_out_hi32;
-
-      void *state;
-
-      void *(*bzalloc)(void *,int,int);
-      void (*bzfree)(void *,void *);
-      void *opaque;
-   } 
-   bz_stream;
-
-
-#ifndef BZ_IMPORT
-#define BZ_EXPORT
-#endif
-
-#ifndef BZ_NO_STDIO
-/* Need a definitition for FILE */
-#include <stdio.h>
-#endif
-
-#ifdef _WIN32
-#   include <windows.h>
-#   ifdef small
-      /* windows.h define small to char */
-#      undef small
-#   endif
-#   ifdef BZ_EXPORT
-#   define BZ_API(func) WINAPI func
-#   define BZ_EXTERN extern
-#   else
-   /* import windows dll dynamically */
-#   define BZ_API(func) (WINAPI * func)
-#   define BZ_EXTERN
-#   endif
-#else
-#   define BZ_API(func) func
-#   define BZ_EXTERN extern
-#endif
-
-
-/*-- Core (low-level) library functions --*/
-
-BZ_EXTERN int BZ_API(BZ2_bzCompressInit) ( 
-      bz_stream* strm, 
-      int        blockSize100k, 
-      int        verbosity, 
-      int        workFactor 
-   );
-
-BZ_EXTERN int BZ_API(BZ2_bzCompress) ( 
-      bz_stream* strm, 
-      int action 
-   );
-
-BZ_EXTERN int BZ_API(BZ2_bzCompressEnd) ( 
-      bz_stream* strm 
-   );
-
-BZ_EXTERN int BZ_API(BZ2_bzDecompressInit) ( 
-      bz_stream *strm, 
-      int       verbosity, 
-      int       small
-   );
-
-BZ_EXTERN int BZ_API(BZ2_bzDecompress) ( 
-      bz_stream* strm 
-   );
-
-BZ_EXTERN int BZ_API(BZ2_bzDecompressEnd) ( 
-      bz_stream *strm 
-   );
-
-
-
-/*-- High(er) level library functions --*/
-
-#ifndef BZ_NO_STDIO
-#define BZ_MAX_UNUSED 5000
-
-typedef void BZFILE;
-
-BZ_EXTERN BZFILE* BZ_API(BZ2_bzReadOpen) ( 
-      int*  bzerror,   
-      FILE* f, 
-      int   verbosity, 
-      int   small,
-      void* unused,    
-      int   nUnused 
-   );
-
-BZ_EXTERN void BZ_API(BZ2_bzReadClose) ( 
-      int*    bzerror, 
-      BZFILE* b 
-   );
-
-BZ_EXTERN void BZ_API(BZ2_bzReadGetUnused) ( 
-      int*    bzerror, 
-      BZFILE* b, 
-      void**  unused,  
-      int*    nUnused 
-   );
-
-BZ_EXTERN int BZ_API(BZ2_bzRead) ( 
-      int*    bzerror, 
-      BZFILE* b, 
-      void*   buf, 
-      int     len 
-   );
-
-BZ_EXTERN BZFILE* BZ_API(BZ2_bzWriteOpen) ( 
-      int*  bzerror,      
-      FILE* f, 
-      int   blockSize100k, 
-      int   verbosity, 
-      int   workFactor 
-   );
-
-BZ_EXTERN void BZ_API(BZ2_bzWrite) ( 
-      int*    bzerror, 
-      BZFILE* b, 
-      void*   buf, 
-      int     len 
-   );
-
-BZ_EXTERN void BZ_API(BZ2_bzWriteClose) ( 
-      int*          bzerror, 
-      BZFILE*       b, 
-      int           abandon, 
-      unsigned int* nbytes_in, 
-      unsigned int* nbytes_out 
-   );
-
-BZ_EXTERN void BZ_API(BZ2_bzWriteClose64) ( 
-      int*          bzerror, 
-      BZFILE*       b, 
-      int           abandon, 
-      unsigned int* nbytes_in_lo32, 
-      unsigned int* nbytes_in_hi32, 
-      unsigned int* nbytes_out_lo32, 
-      unsigned int* nbytes_out_hi32
-   );
-#endif
-
-
-/*-- Utility functions --*/
-
-BZ_EXTERN int BZ_API(BZ2_bzBuffToBuffCompress) ( 
-      char*         dest, 
-      unsigned int* destLen,
-      char*         source, 
-      unsigned int  sourceLen,
-      int           blockSize100k, 
-      int           verbosity, 
-      int           workFactor 
-   );
-
-BZ_EXTERN int BZ_API(BZ2_bzBuffToBuffDecompress) ( 
-      char*         dest, 
-      unsigned int* destLen,
-      char*         source, 
-      unsigned int  sourceLen,
-      int           small, 
-      int           verbosity 
-   );
-
-
-/*--
-   Code contributed by Yoshioka Tsuneo (tsuneo@rr.iij4u.or.jp)
-   to support better zlib compatibility.
-   This code is not _officially_ part of libbzip2 (yet);
-   I haven't tested it, documented it, or considered the
-   threading-safeness of it.
-   If this code breaks, please contact both Yoshioka and me.
---*/
-
-BZ_EXTERN const char * BZ_API(BZ2_bzlibVersion) (
-      void
-   );
-
-#ifndef BZ_NO_STDIO
-BZ_EXTERN BZFILE * BZ_API(BZ2_bzopen) (
-      const char *path,
-      const char *mode
-   );
-
-BZ_EXTERN BZFILE * BZ_API(BZ2_bzdopen) (
-      int        fd,
-      const char *mode
-   );
-         
-BZ_EXTERN int BZ_API(BZ2_bzread) (
-      BZFILE* b, 
-      void* buf, 
-      int len 
-   );
-
-BZ_EXTERN int BZ_API(BZ2_bzwrite) (
-      BZFILE* b, 
-      void*   buf, 
-      int     len 
-   );
-
-BZ_EXTERN int BZ_API(BZ2_bzflush) (
-      BZFILE* b
-   );
-
-BZ_EXTERN void BZ_API(BZ2_bzclose) (
-      BZFILE* b
-   );
-
-BZ_EXTERN const char * BZ_API(BZ2_bzerror) (
-      BZFILE *b, 
-      int    *errnum
-   );
-#endif
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif
-
-/*-------------------------------------------------------------*/
-/*--- end                                           bzlib.h ---*/
-/*-------------------------------------------------------------*/
deleted file mode 100644
--- a/modules/libbz2/src/bzlib_private.h
+++ /dev/null
@@ -1,509 +0,0 @@
-
-/*-------------------------------------------------------------*/
-/*--- Private header file for the library.                  ---*/
-/*---                                       bzlib_private.h ---*/
-/*-------------------------------------------------------------*/
-
-/* ------------------------------------------------------------------
-   This file is part of bzip2/libbzip2, a program and library for
-   lossless, block-sorting data compression.
-
-   bzip2/libbzip2 version 1.0.6 of 6 September 2010
-   Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
-
-   Please read the WARNING, DISCLAIMER and PATENTS sections in the 
-   README file.
-
-   This program is released under the terms of the license contained
-   in the file LICENSE.
-   ------------------------------------------------------------------ */
-
-
-#ifndef _BZLIB_PRIVATE_H
-#define _BZLIB_PRIVATE_H
-
-#include <stdlib.h>
-
-#ifndef BZ_NO_STDIO
-#include <stdio.h>
-#include <ctype.h>
-#include <string.h>
-#endif
-
-#include "bzlib.h"
-
-
-
-/*-- General stuff. --*/
-
-#define BZ_VERSION  "1.0.6, 6-Sept-2010"
-
-typedef char            Char;
-typedef unsigned char   Bool;
-typedef unsigned char   UChar;
-typedef int             Int32;
-typedef unsigned int    UInt32;
-typedef short           Int16;
-typedef unsigned short  UInt16;
-
-#define True  ((Bool)1)
-#define False ((Bool)0)
-
-#ifndef __GNUC__
-#define __inline__  /* */
-#endif 
-
-#ifndef BZ_NO_STDIO
-
-extern void BZ2_bz__AssertH__fail ( int errcode );
-#define AssertH(cond,errcode) \
-   { if (!(cond)) BZ2_bz__AssertH__fail ( errcode ); }
-
-#if BZ_DEBUG
-#define AssertD(cond,msg) \
-   { if (!(cond)) {       \
-      fprintf ( stderr,   \
-        "\n\nlibbzip2(debug build): internal error\n\t%s\n", msg );\
-      exit(1); \
-   }}
-#else
-#define AssertD(cond,msg) /* */
-#endif
-
-#define VPrintf0(zf) \
-   fprintf(stderr,zf)
-#define VPrintf1(zf,za1) \
-   fprintf(stderr,zf,za1)
-#define VPrintf2(zf,za1,za2) \
-   fprintf(stderr,zf,za1,za2)
-#define VPrintf3(zf,za1,za2,za3) \
-   fprintf(stderr,zf,za1,za2,za3)
-#define VPrintf4(zf,za1,za2,za3,za4) \
-   fprintf(stderr,zf,za1,za2,za3,za4)
-#define VPrintf5(zf,za1,za2,za3,za4,za5) \
-   fprintf(stderr,zf,za1,za2,za3,za4,za5)
-
-#else
-
-extern void bz_internal_error ( int errcode );
-#define AssertH(cond,errcode) \
-   { if (!(cond)) bz_internal_error ( errcode ); }
-#define AssertD(cond,msg)                do { } while (0)
-#define VPrintf0(zf)                     do { } while (0)
-#define VPrintf1(zf,za1)                 do { } while (0)
-#define VPrintf2(zf,za1,za2)             do { } while (0)
-#define VPrintf3(zf,za1,za2,za3)         do { } while (0)
-#define VPrintf4(zf,za1,za2,za3,za4)     do { } while (0)
-#define VPrintf5(zf,za1,za2,za3,za4,za5) do { } while (0)
-
-#endif
-
-
-#define BZALLOC(nnn) (strm->bzalloc)(strm->opaque,(nnn),1)
-#define BZFREE(ppp)  (strm->bzfree)(strm->opaque,(ppp))
-
-
-/*-- Header bytes. --*/
-
-#define BZ_HDR_B 0x42   /* 'B' */
-#define BZ_HDR_Z 0x5a   /* 'Z' */
-#define BZ_HDR_h 0x68   /* 'h' */
-#define BZ_HDR_0 0x30   /* '0' */
-  
-/*-- Constants for the back end. --*/
-
-#define BZ_MAX_ALPHA_SIZE 258
-#define BZ_MAX_CODE_LEN    23
-
-#define BZ_RUNA 0
-#define BZ_RUNB 1
-
-#define BZ_N_GROUPS 6
-#define BZ_G_SIZE   50
-#define BZ_N_ITERS  4
-
-#define BZ_MAX_SELECTORS (2 + (900000 / BZ_G_SIZE))
-
-
-
-/*-- Stuff for randomising repetitive blocks. --*/
-
-extern Int32 BZ2_rNums[512];
-
-#define BZ_RAND_DECLS                          \
-   Int32 rNToGo;                               \
-   Int32 rTPos                                 \
-
-#define BZ_RAND_INIT_MASK                      \
-   s->rNToGo = 0;                              \
-   s->rTPos  = 0                               \
-
-#define BZ_RAND_MASK ((s->rNToGo == 1) ? 1 : 0)
-
-#define BZ_RAND_UPD_MASK                       \
-   if (s->rNToGo == 0) {                       \
-      s->rNToGo = BZ2_rNums[s->rTPos];         \
-      s->rTPos++;                              \
-      if (s->rTPos == 512) s->rTPos = 0;       \
-   }                                           \
-   s->rNToGo--;
-
-
-
-/*-- Stuff for doing CRCs. --*/
-
-extern UInt32 BZ2_crc32Table[256];
-
-#define BZ_INITIALISE_CRC(crcVar)              \
-{                                              \
-   crcVar = 0xffffffffL;                       \
-}
-
-#define BZ_FINALISE_CRC(crcVar)                \
-{                                              \
-   crcVar = ~(crcVar);                         \
-}
-
-#define BZ_UPDATE_CRC(crcVar,cha)              \
-{                                              \
-   crcVar = (crcVar << 8) ^                    \
-            BZ2_crc32Table[(crcVar >> 24) ^    \
-                           ((UChar)cha)];      \
-}
-
-
-
-/*-- States and modes for compression. --*/
-
-#define BZ_M_IDLE      1
-#define BZ_M_RUNNING   2
-#define BZ_M_FLUSHING  3
-#define BZ_M_FINISHING 4
-
-#define BZ_S_OUTPUT    1
-#define BZ_S_INPUT     2
-
-#define BZ_N_RADIX 2
-#define BZ_N_QSORT 12
-#define BZ_N_SHELL 18
-#define BZ_N_OVERSHOOT (BZ_N_RADIX + BZ_N_QSORT + BZ_N_SHELL + 2)
-
-
-
-
-/*-- Structure holding all the compression-side stuff. --*/
-
-typedef
-   struct {
-      /* pointer back to the struct bz_stream */
-      bz_stream* strm;
-
-      /* mode this stream is in, and whether inputting */
-      /* or outputting data */
-      Int32    mode;
-      Int32    state;
-
-      /* remembers avail_in when flush/finish requested */
-      UInt32   avail_in_expect;
-
-      /* for doing the block sorting */
-      UInt32*  arr1;
-      UInt32*  arr2;
-      UInt32*  ftab;
-      Int32    origPtr;
-
-      /* aliases for arr1 and arr2 */
-      UInt32*  ptr;
-      UChar*   block;
-      UInt16*  mtfv;
-      UChar*   zbits;
-
-      /* for deciding when to use the fallback sorting algorithm */
-      Int32    workFactor;
-
-      /* run-length-encoding of the input */
-      UInt32   state_in_ch;
-      Int32    state_in_len;
-      BZ_RAND_DECLS;
-
-      /* input and output limits and current posns */
-      Int32    nblock;
-      Int32    nblockMAX;
-      Int32    numZ;
-      Int32    state_out_pos;
-
-      /* map of bytes used in block */
-      Int32    nInUse;
-      Bool     inUse[256];
-      UChar    unseqToSeq[256];
-
-      /* the buffer for bit stream creation */
-      UInt32   bsBuff;
-      Int32    bsLive;
-
-      /* block and combined CRCs */
-      UInt32   blockCRC;
-      UInt32   combinedCRC;
-
-      /* misc administratium */
-      Int32    verbosity;
-      Int32    blockNo;
-      Int32    blockSize100k;
-
-      /* stuff for coding the MTF values */
-      Int32    nMTF;
-      Int32    mtfFreq    [BZ_MAX_ALPHA_SIZE];
-      UChar    selector   [BZ_MAX_SELECTORS];
-      UChar    selectorMtf[BZ_MAX_SELECTORS];
-
-      UChar    len     [BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-      Int32    code    [BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-      Int32    rfreq   [BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-      /* second dimension: only 3 needed; 4 makes index calculations faster */
-      UInt32   len_pack[BZ_MAX_ALPHA_SIZE][4];
-
-   }
-   EState;
-
-
-
-/*-- externs for compression. --*/
-
-extern void 
-BZ2_blockSort ( EState* );
-
-extern void 
-BZ2_compressBlock ( EState*, Bool );
-
-extern void 
-BZ2_bsInitWrite ( EState* );
-
-extern void 
-BZ2_hbAssignCodes ( Int32*, UChar*, Int32, Int32, Int32 );
-
-extern void 
-BZ2_hbMakeCodeLengths ( UChar*, Int32*, Int32, Int32 );
-
-
-
-/*-- states for decompression. --*/
-
-#define BZ_X_IDLE        1
-#define BZ_X_OUTPUT      2
-
-#define BZ_X_MAGIC_1     10
-#define BZ_X_MAGIC_2     11
-#define BZ_X_MAGIC_3     12
-#define BZ_X_MAGIC_4     13
-#define BZ_X_BLKHDR_1    14
-#define BZ_X_BLKHDR_2    15
-#define BZ_X_BLKHDR_3    16
-#define BZ_X_BLKHDR_4    17
-#define BZ_X_BLKHDR_5    18
-#define BZ_X_BLKHDR_6    19
-#define BZ_X_BCRC_1      20
-#define BZ_X_BCRC_2      21
-#define BZ_X_BCRC_3      22
-#define BZ_X_BCRC_4      23
-#define BZ_X_RANDBIT     24
-#define BZ_X_ORIGPTR_1   25
-#define BZ_X_ORIGPTR_2   26
-#define BZ_X_ORIGPTR_3   27
-#define BZ_X_MAPPING_1   28
-#define BZ_X_MAPPING_2   29
-#define BZ_X_SELECTOR_1  30
-#define BZ_X_SELECTOR_2  31
-#define BZ_X_SELECTOR_3  32
-#define BZ_X_CODING_1    33
-#define BZ_X_CODING_2    34
-#define BZ_X_CODING_3    35
-#define BZ_X_MTF_1       36
-#define BZ_X_MTF_2       37
-#define BZ_X_MTF_3       38
-#define BZ_X_MTF_4       39
-#define BZ_X_MTF_5       40
-#define BZ_X_MTF_6       41
-#define BZ_X_ENDHDR_2    42
-#define BZ_X_ENDHDR_3    43
-#define BZ_X_ENDHDR_4    44
-#define BZ_X_ENDHDR_5    45
-#define BZ_X_ENDHDR_6    46
-#define BZ_X_CCRC_1      47
-#define BZ_X_CCRC_2      48
-#define BZ_X_CCRC_3      49
-#define BZ_X_CCRC_4      50
-
-
-
-/*-- Constants for the fast MTF decoder. --*/
-
-#define MTFA_SIZE 4096
-#define MTFL_SIZE 16
-
-
-
-/*-- Structure holding all the decompression-side stuff. --*/
-
-typedef
-   struct {
-      /* pointer back to the struct bz_stream */
-      bz_stream* strm;
-
-      /* state indicator for this stream */
-      Int32    state;
-
-      /* for doing the final run-length decoding */
-      UChar    state_out_ch;
-      Int32    state_out_len;
-      Bool     blockRandomised;
-      BZ_RAND_DECLS;
-
-      /* the buffer for bit stream reading */
-      UInt32   bsBuff;
-      Int32    bsLive;
-
-      /* misc administratium */
-      Int32    blockSize100k;
-      Bool     smallDecompress;
-      Int32    currBlockNo;
-      Int32    verbosity;
-
-      /* for undoing the Burrows-Wheeler transform */
-      Int32    origPtr;
-      UInt32   tPos;
-      Int32    k0;
-      Int32    unzftab[256];
-      Int32    nblock_used;
-      Int32    cftab[257];
-      Int32    cftabCopy[257];
-
-      /* for undoing the Burrows-Wheeler transform (FAST) */
-      UInt32   *tt;
-
-      /* for undoing the Burrows-Wheeler transform (SMALL) */
-      UInt16   *ll16;
-      UChar    *ll4;
-
-      /* stored and calculated CRCs */
-      UInt32   storedBlockCRC;
-      UInt32   storedCombinedCRC;
-      UInt32   calculatedBlockCRC;
-      UInt32   calculatedCombinedCRC;
-
-      /* map of bytes used in block */
-      Int32    nInUse;
-      Bool     inUse[256];
-      Bool     inUse16[16];
-      UChar    seqToUnseq[256];
-
-      /* for decoding the MTF values */
-      UChar    mtfa   [MTFA_SIZE];
-      Int32    mtfbase[256 / MTFL_SIZE];
-      UChar    selector   [BZ_MAX_SELECTORS];
-      UChar    selectorMtf[BZ_MAX_SELECTORS];
-      UChar    len  [BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-
-      Int32    limit  [BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-      Int32    base   [BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-      Int32    perm   [BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-      Int32    minLens[BZ_N_GROUPS];
-
-      /* save area for scalars in the main decompress code */
-      Int32    save_i;
-      Int32    save_j;
-      Int32    save_t;
-      Int32    save_alphaSize;
-      Int32    save_nGroups;
-      Int32    save_nSelectors;
-      Int32    save_EOB;
-      Int32    save_groupNo;
-      Int32    save_groupPos;
-      Int32    save_nextSym;
-      Int32    save_nblockMAX;
-      Int32    save_nblock;
-      Int32    save_es;
-      Int32    save_N;
-      Int32    save_curr;
-      Int32    save_zt;
-      Int32    save_zn; 
-      Int32    save_zvec;
-      Int32    save_zj;
-      Int32    save_gSel;
-      Int32    save_gMinlen;
-      Int32*   save_gLimit;
-      Int32*   save_gBase;
-      Int32*   save_gPerm;
-
-   }
-   DState;
-
-
-
-/*-- Macros for decompression. --*/
-
-#define BZ_GET_FAST(cccc)                     \
-    /* c_tPos is unsigned, hence test < 0 is pointless. */ \
-    if (s->tPos >= (UInt32)100000 * (UInt32)s->blockSize100k) return True; \
-    s->tPos = s->tt[s->tPos];                 \
-    cccc = (UChar)(s->tPos & 0xff);           \
-    s->tPos >>= 8;
-
-#define BZ_GET_FAST_C(cccc)                   \
-    /* c_tPos is unsigned, hence test < 0 is pointless. */ \
-    if (c_tPos >= (UInt32)100000 * (UInt32)ro_blockSize100k) return True; \
-    c_tPos = c_tt[c_tPos];                    \
-    cccc = (UChar)(c_tPos & 0xff);            \
-    c_tPos >>= 8;
-
-#define SET_LL4(i,n)                                          \
-   { if (((i) & 0x1) == 0)                                    \
-        s->ll4[(i) >> 1] = (s->ll4[(i) >> 1] & 0xf0) | (n); else    \
-        s->ll4[(i) >> 1] = (s->ll4[(i) >> 1] & 0x0f) | ((n) << 4);  \
-   }
-
-#define GET_LL4(i)                             \
-   ((((UInt32)(s->ll4[(i) >> 1])) >> (((i) << 2) & 0x4)) & 0xF)
-
-#define SET_LL(i,n)                          \
-   { s->ll16[i] = (UInt16)(n & 0x0000ffff);  \
-     SET_LL4(i, n >> 16);                    \
-   }
-
-#define GET_LL(i) \
-   (((UInt32)s->ll16[i]) | (GET_LL4(i) << 16))
-
-#define BZ_GET_SMALL(cccc)                            \
-    /* c_tPos is unsigned, hence test < 0 is pointless. */ \
-    if (s->tPos >= (UInt32)100000 * (UInt32)s->blockSize100k) return True; \
-    cccc = BZ2_indexIntoF ( s->tPos, s->cftab );    \
-    s->tPos = GET_LL(s->tPos);
-
-
-/*-- externs for decompression. --*/
-
-extern Int32 
-BZ2_indexIntoF ( Int32, Int32* );
-
-extern Int32 
-BZ2_decompress ( DState* );
-
-extern void 
-BZ2_hbCreateDecodeTables ( Int32*, Int32*, Int32*, UChar*,
-                           Int32,  Int32, Int32 );
-
-
-#endif
-
-
-/*-- BZ_NO_STDIO seems to make NULL disappear on some platforms. --*/
-
-#ifdef BZ_NO_STDIO
-#ifndef NULL
-#define NULL 0
-#endif
-#endif
-
-
-/*-------------------------------------------------------------*/
-/*--- end                                   bzlib_private.h ---*/
-/*-------------------------------------------------------------*/
deleted file mode 100644
--- a/modules/libbz2/src/compress.c
+++ /dev/null
@@ -1,672 +0,0 @@
-
-/*-------------------------------------------------------------*/
-/*--- Compression machinery (not incl block sorting)        ---*/
-/*---                                            compress.c ---*/
-/*-------------------------------------------------------------*/
-
-/* ------------------------------------------------------------------
-   This file is part of bzip2/libbzip2, a program and library for
-   lossless, block-sorting data compression.
-
-   bzip2/libbzip2 version 1.0.6 of 6 September 2010
-   Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
-
-   Please read the WARNING, DISCLAIMER and PATENTS sections in the 
-   README file.
-
-   This program is released under the terms of the license contained
-   in the file LICENSE.
-   ------------------------------------------------------------------ */
-
-
-/* CHANGES
-    0.9.0    -- original version.
-    0.9.0a/b -- no changes in this file.
-    0.9.0c   -- changed setting of nGroups in sendMTFValues() 
-                so as to do a bit better on small files
-*/
-
-#include "bzlib_private.h"
-
-
-/*---------------------------------------------------*/
-/*--- Bit stream I/O                              ---*/
-/*---------------------------------------------------*/
-
-/*---------------------------------------------------*/
-void BZ2_bsInitWrite ( EState* s )
-{
-   s->bsLive = 0;
-   s->bsBuff = 0;
-}
-
-
-/*---------------------------------------------------*/
-static
-void bsFinishWrite ( EState* s )
-{
-   while (s->bsLive > 0) {
-      s->zbits[s->numZ] = (UChar)(s->bsBuff >> 24);
-      s->numZ++;
-      s->bsBuff <<= 8;
-      s->bsLive -= 8;
-   }
-}
-
-
-/*---------------------------------------------------*/
-#define bsNEEDW(nz)                           \
-{                                             \
-   while (s->bsLive >= 8) {                   \
-      s->zbits[s->numZ]                       \
-         = (UChar)(s->bsBuff >> 24);          \
-      s->numZ++;                              \
-      s->bsBuff <<= 8;                        \
-      s->bsLive -= 8;                         \
-   }                                          \
-}
-
-
-/*---------------------------------------------------*/
-static
-__inline__
-void bsW ( EState* s, Int32 n, UInt32 v )
-{
-   bsNEEDW ( n );
-   s->bsBuff |= (v << (32 - s->bsLive - n));
-   s->bsLive += n;
-}
-
-
-/*---------------------------------------------------*/
-static
-void bsPutUInt32 ( EState* s, UInt32 u )
-{
-   bsW ( s, 8, (u >> 24) & 0xffL );
-   bsW ( s, 8, (u >> 16) & 0xffL );
-   bsW ( s, 8, (u >>  8) & 0xffL );
-   bsW ( s, 8,  u        & 0xffL );
-}
-
-
-/*---------------------------------------------------*/
-static
-void bsPutUChar ( EState* s, UChar c )
-{
-   bsW( s, 8, (UInt32)c );
-}
-
-
-/*---------------------------------------------------*/
-/*--- The back end proper                         ---*/
-/*---------------------------------------------------*/
-
-/*---------------------------------------------------*/
-static
-void makeMaps_e ( EState* s )
-{
-   Int32 i;
-   s->nInUse = 0;
-   for (i = 0; i < 256; i++)
-      if (s->inUse[i]) {
-         s->unseqToSeq[i] = s->nInUse;
-         s->nInUse++;
-      }
-}
-
-
-/*---------------------------------------------------*/
-static
-void generateMTFValues ( EState* s )
-{
-   UChar   yy[256];
-   Int32   i, j;
-   Int32   zPend;
-   Int32   wr;
-   Int32   EOB;
-
-   /* 
-      After sorting (eg, here),
-         s->arr1 [ 0 .. s->nblock-1 ] holds sorted order,
-         and
-         ((UChar*)s->arr2) [ 0 .. s->nblock-1 ] 
-         holds the original block data.
-
-      The first thing to do is generate the MTF values,
-      and put them in
-         ((UInt16*)s->arr1) [ 0 .. s->nblock-1 ].
-      Because there are strictly fewer or equal MTF values
-      than block values, ptr values in this area are overwritten
-      with MTF values only when they are no longer needed.
-
-      The final compressed bitstream is generated into the
-      area starting at
-         (UChar*) (&((UChar*)s->arr2)[s->nblock])
-
-      These storage aliases are set up in bzCompressInit(),
-      except for the last one, which is arranged in 
-      compressBlock().
-   */
-   UInt32* ptr   = s->ptr;
-   UChar* block  = s->block;
-   UInt16* mtfv  = s->mtfv;
-
-   makeMaps_e ( s );
-   EOB = s->nInUse+1;
-
-   for (i = 0; i <= EOB; i++) s->mtfFreq[i] = 0;
-
-   wr = 0;
-   zPend = 0;
-   for (i = 0; i < s->nInUse; i++) yy[i] = (UChar) i;
-
-   for (i = 0; i < s->nblock; i++) {
-      UChar ll_i;
-      AssertD ( wr <= i, "generateMTFValues(1)" );
-      j = ptr[i]-1; if (j < 0) j += s->nblock;
-      ll_i = s->unseqToSeq[block[j]];
-      AssertD ( ll_i < s->nInUse, "generateMTFValues(2a)" );
-
-      if (yy[0] == ll_i) { 
-         zPend++;
-      } else {
-
-         if (zPend > 0) {
-            zPend--;
-            while (True) {
-               if (zPend & 1) {
-                  mtfv[wr] = BZ_RUNB; wr++; 
-                  s->mtfFreq[BZ_RUNB]++; 
-               } else {
-                  mtfv[wr] = BZ_RUNA; wr++; 
-                  s->mtfFreq[BZ_RUNA]++; 
-               }
-               if (zPend < 2) break;
-               zPend = (zPend - 2) / 2;
-            };
-            zPend = 0;
-         }
-         {
-            register UChar  rtmp;
-            register UChar* ryy_j;
-            register UChar  rll_i;
-            rtmp  = yy[1];
-            yy[1] = yy[0];
-            ryy_j = &(yy[1]);
-            rll_i = ll_i;
-            while ( rll_i != rtmp ) {
-               register UChar rtmp2;
-               ryy_j++;
-               rtmp2  = rtmp;
-               rtmp   = *ryy_j;
-               *ryy_j = rtmp2;
-            };
-            yy[0] = rtmp;
-            j = ryy_j - &(yy[0]);
-            mtfv[wr] = j+1; wr++; s->mtfFreq[j+1]++;
-         }
-
-      }
-   }
-
-   if (zPend > 0) {
-      zPend--;
-      while (True) {
-         if (zPend & 1) {
-            mtfv[wr] = BZ_RUNB; wr++; 
-            s->mtfFreq[BZ_RUNB]++; 
-         } else {
-            mtfv[wr] = BZ_RUNA; wr++; 
-            s->mtfFreq[BZ_RUNA]++; 
-         }
-         if (zPend < 2) break;
-         zPend = (zPend - 2) / 2;
-      };
-      zPend = 0;
-   }
-
-   mtfv[wr] = EOB; wr++; s->mtfFreq[EOB]++;
-
-   s->nMTF = wr;
-}
-
-
-/*---------------------------------------------------*/
-#define BZ_LESSER_ICOST  0
-#define BZ_GREATER_ICOST 15
-
-static
-void sendMTFValues ( EState* s )
-{
-   Int32 v, t, i, j, gs, ge, totc, bt, bc, iter;
-   Int32 nSelectors, alphaSize, minLen, maxLen, selCtr;
-   Int32 nGroups, nBytes;
-
-   /*--
-   UChar  len [BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-   is a global since the decoder also needs it.
-
-   Int32  code[BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-   Int32  rfreq[BZ_N_GROUPS][BZ_MAX_ALPHA_SIZE];
-   are also globals only used in this proc.
-   Made global to keep stack frame size small.
-   --*/
-
-
-   UInt16 cost[BZ_N_GROUPS];
-   Int32  fave[BZ_N_GROUPS];
-
-   UInt16* mtfv = s->mtfv;
-
-   if (s->verbosity >= 3)
-      VPrintf3( "      %d in block, %d after MTF & 1-2 coding, "
-                "%d+2 syms in use\n", 
-                s->nblock, s->nMTF, s->nInUse );
-
-   alphaSize = s->nInUse+2;
-   for (t = 0; t < BZ_N_GROUPS; t++)
-      for (v = 0; v < alphaSize; v++)
-         s->len[t][v] = BZ_GREATER_ICOST;
-
-   /*--- Decide how many coding tables to use ---*/
-   AssertH ( s->nMTF > 0, 3001 );
-   if (s->nMTF < 200)  nGroups = 2; else
-   if (s->nMTF < 600)  nGroups = 3; else
-   if (s->nMTF < 1200) nGroups = 4; else
-   if (s->nMTF < 2400) nGroups = 5; else
-                       nGroups = 6;
-
-   /*--- Generate an initial set of coding tables ---*/
-   { 
-      Int32 nPart, remF, tFreq, aFreq;
-
-      nPart = nGroups;
-      remF  = s->nMTF;
-      gs = 0;
-      while (nPart > 0) {
-         tFreq = remF / nPart;
-         ge = gs-1;
-         aFreq = 0;
-         while (aFreq < tFreq && ge < alphaSize-1) {
-            ge++;
-            aFreq += s->mtfFreq[ge];
-         }
-
-         if (ge > gs 
-             && nPart != nGroups && nPart != 1 
-             && ((nGroups-nPart) % 2 == 1)) {
-            aFreq -= s->mtfFreq[ge];
-            ge--;
-         }
-
-         if (s->verbosity >= 3)
-            VPrintf5( "      initial group %d, [%d .. %d], "
-                      "has %d syms (%4.1f%%)\n",
-                      nPart, gs, ge, aFreq, 
-                      (100.0 * (float)aFreq) / (float)(s->nMTF) );
- 
-         for (v = 0; v < alphaSize; v++)
-            if (v >= gs && v <= ge) 
-               s->len[nPart-1][v] = BZ_LESSER_ICOST; else
-               s->len[nPart-1][v] = BZ_GREATER_ICOST;
- 
-         nPart--;
-         gs = ge+1;
-         remF -= aFreq;
-      }
-   }
-
-   /*--- 
-      Iterate up to BZ_N_ITERS times to improve the tables.
-   ---*/
-   for (iter = 0; iter < BZ_N_ITERS; iter++) {
-
-      for (t = 0; t < nGroups; t++) fave[t] = 0;
-
-      for (t = 0; t < nGroups; t++)
-         for (v = 0; v < alphaSize; v++)
-            s->rfreq[t][v] = 0;
-
-      /*---
-        Set up an auxiliary length table which is used to fast-track
-	the common case (nGroups == 6). 
-      ---*/
-      if (nGroups == 6) {
-         for (v = 0; v < alphaSize; v++) {
-            s->len_pack[v][0] = (s->len[1][v] << 16) | s->len[0][v];
-            s->len_pack[v][1] = (s->len[3][v] << 16) | s->len[2][v];
-            s->len_pack[v][2] = (s->len[5][v] << 16) | s->len[4][v];
-	 }
-      }
-
-      nSelectors = 0;
-      totc = 0;
-      gs = 0;
-      while (True) {
-
-         /*--- Set group start & end marks. --*/
-         if (gs >= s->nMTF) break;
-         ge = gs + BZ_G_SIZE - 1; 
-         if (ge >= s->nMTF) ge = s->nMTF-1;
-
-         /*-- 
-            Calculate the cost of this group as coded
-            by each of the coding tables.
-         --*/
-         for (t = 0; t < nGroups; t++) cost[t] = 0;
-
-         if (nGroups == 6 && 50 == ge-gs+1) {
-            /*--- fast track the common case ---*/
-            register UInt32 cost01, cost23, cost45;
-            register UInt16 icv;
-            cost01 = cost23 = cost45 = 0;
-
-#           define BZ_ITER(nn)                \
-               icv = mtfv[gs+(nn)];           \
-               cost01 += s->len_pack[icv][0]; \
-               cost23 += s->len_pack[icv][1]; \
-               cost45 += s->len_pack[icv][2]; \
-
-            BZ_ITER(0);  BZ_ITER(1);  BZ_ITER(2);  BZ_ITER(3);  BZ_ITER(4);
-            BZ_ITER(5);  BZ_ITER(6);  BZ_ITER(7);  BZ_ITER(8);  BZ_ITER(9);
-            BZ_ITER(10); BZ_ITER(11); BZ_ITER(12); BZ_ITER(13); BZ_ITER(14);
-            BZ_ITER(15); BZ_ITER(16); BZ_ITER(17); BZ_ITER(18); BZ_ITER(19);
-            BZ_ITER(20); BZ_ITER(21); BZ_ITER(22); BZ_ITER(23); BZ_ITER(24);
-            BZ_ITER(25); BZ_ITER(26); BZ_ITER(27); BZ_ITER(28); BZ_ITER(29);
-            BZ_ITER(30); BZ_ITER(31); BZ_ITER(32); BZ_ITER(33); BZ_ITER(34);
-            BZ_ITER(35); BZ_ITER(36); BZ_ITER(37); BZ_ITER(38); BZ_ITER(39);
-            BZ_ITER(40); BZ_ITER(41); BZ_ITER(42); BZ_ITER(43); BZ_ITER(44);
-            BZ_ITER(45); BZ_ITER(46); BZ_ITER(47); BZ_ITER(48); BZ_ITER(49);
-
-#           undef BZ_ITER
-
-            cost[0] = cost01 & 0xffff; cost[1] = cost01 >> 16;
-            cost[2] = cost23 & 0xffff; cost[3] = cost23 >> 16;
-            cost[4] = cost45 & 0xffff; cost[5] = cost45 >> 16;
-
-         } else {
-	    /*--- slow version which correctly handles all situations ---*/
-            for (i = gs; i <= ge; i++) { 
-               UInt16 icv = mtfv[i];
-               for (t = 0; t < nGroups; t++) cost[t] += s->len[t][icv];
-            }
-         }
- 
-         /*-- 
-            Find the coding table which is best for this group,
-            and record its identity in the selector table.
-         --*/
-         bc = 999999999; bt = -1;
-         for (t = 0; t < nGroups; t++)
-            if (cost[t] < bc) { bc = cost[t]; bt = t; };
-         totc += bc;
-         fave[bt]++;
-         s->selector[nSelectors] = bt;
-         nSelectors++;
-
-         /*-- 
-            Increment the symbol frequencies for the selected table.
-          --*/
-         if (nGroups == 6 && 50 == ge-gs+1) {
-            /*--- fast track the common case ---*/
-
-#           define BZ_ITUR(nn) s->rfreq[bt][ mtfv[gs+(nn)] ]++
-
-            BZ_ITUR(0);  BZ_ITUR(1);  BZ_ITUR(2);  BZ_ITUR(3);  BZ_ITUR(4);
-            BZ_ITUR(5);  BZ_ITUR(6);  BZ_ITUR(7);  BZ_ITUR(8);  BZ_ITUR(9);
-            BZ_ITUR(10); BZ_ITUR(11); BZ_ITUR(12); BZ_ITUR(13); BZ_ITUR(14);
-            BZ_ITUR(15); BZ_ITUR(16); BZ_ITUR(17); BZ_ITUR(18); BZ_ITUR(19);
-            BZ_ITUR(20); BZ_ITUR(21); BZ_ITUR(22); BZ_ITUR(23); BZ_ITUR(24);
-            BZ_ITUR(25); BZ_ITUR(26); BZ_ITUR(27); BZ_ITUR(28); BZ_ITUR(29);
-            BZ_ITUR(30); BZ_ITUR(31); BZ_ITUR(32); BZ_ITUR(33); BZ_ITUR(34);
-            BZ_ITUR(35); BZ_ITUR(36); BZ_ITUR(37); BZ_ITUR(38); BZ_ITUR(39);
-            BZ_ITUR(40); BZ_ITUR(41); BZ_ITUR(42); BZ_ITUR(43); BZ_ITUR(44);
-            BZ_ITUR(45); BZ_ITUR(46); BZ_ITUR(47); BZ_ITUR(48); BZ_ITUR(49);
-
-#           undef BZ_ITUR
-
-         } else {
-	    /*--- slow version which correctly handles all situations ---*/
-            for (i = gs; i <= ge; i++)
-               s->rfreq[bt][ mtfv[i] ]++;
-         }
-
-         gs = ge+1;
-      }
-      if (s->verbosity >= 3) {
-         VPrintf2 ( "      pass %d: size is %d, grp uses are ", 
-                   iter+1, totc/8 );
-         for (t = 0; t < nGroups; t++)
-            VPrintf1 ( "%d ", fave[t] );
-         VPrintf0 ( "\n" );
-      }
-
-      /*--
-        Recompute the tables based on the accumulated frequencies.
-      --*/
-      /* maxLen was changed from 20 to 17 in bzip2-1.0.3.  See 
-         comment in huffman.c for details. */
-      for (t = 0; t < nGroups; t++)
-         BZ2_hbMakeCodeLengths ( &(s->len[t][0]), &(s->rfreq[t][0]), 
-                                 alphaSize, 17 /*20*/ );
-   }
-
-
-   AssertH( nGroups < 8, 3002 );
-   AssertH( nSelectors < 32768 &&
-            nSelectors <= (2 + (900000 / BZ_G_SIZE)),
-            3003 );
-
-
-   /*--- Compute MTF values for the selectors. ---*/
-   {
-      UChar pos[BZ_N_GROUPS], ll_i, tmp2, tmp;
-      for (i = 0; i < nGroups; i++) pos[i] = i;
-      for (i = 0; i < nSelectors; i++) {
-         ll_i = s->selector[i];
-         j = 0;
-         tmp = pos[j];
-         while ( ll_i != tmp ) {
-            j++;
-            tmp2 = tmp;
-            tmp = pos[j];
-            pos[j] = tmp2;
-         };
-         pos[0] = tmp;
-         s->selectorMtf[i] = j;
-      }
-   };
-
-   /*--- Assign actual codes for the tables. --*/
-   for (t = 0; t < nGroups; t++) {
-      minLen = 32;
-      maxLen = 0;
-      for (i = 0; i < alphaSize; i++) {
-         if (s->len[t][i] > maxLen) maxLen = s->len[t][i];
-         if (s->len[t][i] < minLen) minLen = s->len[t][i];
-      }
-      AssertH ( !(maxLen > 17 /*20*/ ), 3004 );
-      AssertH ( !(minLen < 1),  3005 );
-      BZ2_hbAssignCodes ( &(s->code[t][0]), &(s->len[t][0]), 
-                          minLen, maxLen, alphaSize );
-   }
-
-   /*--- Transmit the mapping table. ---*/
-   { 
-      Bool inUse16[16];
-      for (i = 0; i < 16; i++) {
-          inUse16[i] = False;
-          for (j = 0; j < 16; j++)
-             if (s->inUse[i * 16 + j]) inUse16[i] = True;
-      }
-     
-      nBytes = s->numZ;
-      for (i = 0; i < 16; i++)
-         if (inUse16[i]) bsW(s,1,1); else bsW(s,1,0);
-
-      for (i = 0; i < 16; i++)
-         if (inUse16[i])
-            for (j = 0; j < 16; j++) {
-               if (s->inUse[i * 16 + j]) bsW(s,1,1); else bsW(s,1,0);
-            }
-
-      if (s->verbosity >= 3) 
-         VPrintf1( "      bytes: mapping %d, ", s->numZ-nBytes );
-   }
-
-   /*--- Now the selectors. ---*/
-   nBytes = s->numZ;
-   bsW ( s, 3, nGroups );
-   bsW ( s, 15, nSelectors );
-   for (i = 0; i < nSelectors; i++) { 
-      for (j = 0; j < s->selectorMtf[i]; j++) bsW(s,1,1);
-      bsW(s,1,0);
-   }
-   if (s->verbosity >= 3)
-      VPrintf1( "selectors %d, ", s->numZ-nBytes );
-
-   /*--- Now the coding tables. ---*/
-   nBytes = s->numZ;
-
-   for (t = 0; t < nGroups; t++) {
-      Int32 curr = s->len[t][0];
-      bsW ( s, 5, curr );
-      for (i = 0; i < alphaSize; i++) {
-         while (curr < s->len[t][i]) { bsW(s,2,2); curr++; /* 10 */ };
-         while (curr > s->len[t][i]) { bsW(s,2,3); curr--; /* 11 */ };
-         bsW ( s, 1, 0 );
-      }
-   }
-
-   if (s->verbosity >= 3)
-      VPrintf1 ( "code lengths %d, ", s->numZ-nBytes );
-
-   /*--- And finally, the block data proper ---*/
-   nBytes = s->numZ;
-   selCtr = 0;
-   gs = 0;
-   while (True) {
-      if (gs >= s->nMTF) break;
-      ge = gs + BZ_G_SIZE - 1; 
-      if (ge >= s->nMTF) ge = s->nMTF-1;
-      AssertH ( s->selector[selCtr] < nGroups, 3006 );
-
-      if (nGroups == 6 && 50 == ge-gs+1) {
-            /*--- fast track the common case ---*/
-            UInt16 mtfv_i;
-            UChar* s_len_sel_selCtr 
-               = &(s->len[s->selector[selCtr]][0]);
-            Int32* s_code_sel_selCtr
-               = &(s->code[s->selector[selCtr]][0]);
-
-#           define BZ_ITAH(nn)                      \
-               mtfv_i = mtfv[gs+(nn)];              \
-               bsW ( s,                             \
-                     s_len_sel_selCtr[mtfv_i],      \
-                     s_code_sel_selCtr[mtfv_i] )
-
-            BZ_ITAH(0);  BZ_ITAH(1);  BZ_ITAH(2);  BZ_ITAH(3);  BZ_ITAH(4);
-            BZ_ITAH(5);  BZ_ITAH(6);  BZ_ITAH(7);  BZ_ITAH(8);  BZ_ITAH(9);
-            BZ_ITAH(10); BZ_ITAH(11); BZ_ITAH(12); BZ_ITAH(13); BZ_ITAH(14);
-            BZ_ITAH(15); BZ_ITAH(16); BZ_ITAH(17); BZ_ITAH(18); BZ_ITAH(19);
-            BZ_ITAH(20); BZ_ITAH(21); BZ_ITAH(22); BZ_ITAH(23); BZ_ITAH(24);
-            BZ_ITAH(25); BZ_ITAH(26); BZ_ITAH(27); BZ_ITAH(28); BZ_ITAH(29);
-            BZ_ITAH(30); BZ_ITAH(31); BZ_ITAH(32); BZ_ITAH(33); BZ_ITAH(34);
-            BZ_ITAH(35); BZ_ITAH(36); BZ_ITAH(37); BZ_ITAH(38); BZ_ITAH(39);
-            BZ_ITAH(40); BZ_ITAH(41); BZ_ITAH(42); BZ_ITAH(43); BZ_ITAH(44);
-            BZ_ITAH(45); BZ_ITAH(46); BZ_ITAH(47); BZ_ITAH(48); BZ_ITAH(49);
-
-#           undef BZ_ITAH
-
-      } else {
-	 /*--- slow version which correctly handles all situations ---*/
-         for (i = gs; i <= ge; i++) {
-            bsW ( s, 
-                  s->len  [s->selector[selCtr]] [mtfv[i]],
-                  s->code [s->selector[selCtr]] [mtfv[i]] );
-         }
-      }
-
-
-      gs = ge+1;
-      selCtr++;
-   }
-   AssertH( selCtr == nSelectors, 3007 );
-
-   if (s->verbosity >= 3)
-      VPrintf1( "codes %d\n", s->numZ-nBytes );
-}
-
-
-/*---------------------------------------------------*/
-void BZ2_compressBlock ( EState* s, Bool is_last_block )
-{
-   if (s->nblock > 0) {
-
-      BZ_FINALISE_CRC ( s->blockCRC );
-      s->combinedCRC = (s->combinedCRC << 1) | (s->combinedCRC >> 31);
-      s->combinedCRC ^= s->blockCRC;
-      if (s->blockNo > 1) s->numZ = 0;
-
-      if (s->verbosity >= 2)
-         VPrintf4( "    block %d: crc = 0x%08x, "
-                   "combined CRC = 0x%08x, size = %d\n",
-                   s->blockNo, s->blockCRC, s->combinedCRC, s->nblock );
-
-      BZ2_blockSort ( s );
-   }
-
-   s->zbits = (UChar*) (&((UChar*)s->arr2)[s->nblock]);
-
-   /*-- If this is the first block, create the stream header. --*/
-   if (s->blockNo == 1) {
-      BZ2_bsInitWrite ( s );
-      bsPutUChar ( s, BZ_HDR_B );
-      bsPutUChar ( s, BZ_HDR_Z );
-      bsPutUChar ( s, BZ_HDR_h );
-      bsPutUChar ( s, (UChar)(BZ_HDR_0 + s->blockSize100k) );
-   }
-
-   if (s->nblock > 0) {
-
-      bsPutUChar ( s, 0x31 ); bsPutUChar ( s, 0x41 );
-      bsPutUChar ( s, 0x59 ); bsPutUChar ( s, 0x26 );
-      bsPutUChar ( s, 0x53 ); bsPutUChar ( s, 0x59 );
-
-      /*-- Now the block's CRC, so it is in a known place. --*/
-      bsPutUInt32 ( s, s->blockCRC );
-
-      /*-- 
-         Now a single bit indicating (non-)randomisation. 
-         As of version 0.9.5, we use a better sorting algorithm
-         which makes randomisation unnecessary.  So always set
-         the randomised bit to 'no'.  Of course, the decoder
-         still needs to be able to handle randomised blocks
-         so as to maintain backwards compatibility with
-         older versions of bzip2.
-      --*/
-      bsW(s,1,0);
-
-      bsW ( s, 24, s->origPtr );
-      generateMTFValues ( s );
-      sendMTFValues ( s );
-   }
-
-
-   /*-- If this is the last block, add the stream trailer. --*/
-   if (is_last_block) {
-
-      bsPutUChar ( s, 0x17 ); bsPutUChar ( s, 0x72 );
-      bsPutUChar ( s, 0x45 ); bsPutUChar ( s, 0x38 );
-      bsPutUChar ( s, 0x50 ); bsPutUChar ( s, 0x90 );
-      bsPutUInt32 ( s, s->combinedCRC );
-      if (s->verbosity >= 2)
-         VPrintf1( "    final combined CRC = 0x%08x\n   ", s->combinedCRC );
-      bsFinishWrite ( s );
-   }
-}
-
-
-/*-------------------------------------------------------------*/
-/*--- end                                        compress.c ---*/
-/*-------------------------------------------------------------*/
deleted file mode 100644
--- a/modules/libbz2/src/crctable.c
+++ /dev/null
@@ -1,104 +0,0 @@
-
-/*-------------------------------------------------------------*/
-/*--- Table for doing CRCs                                  ---*/
-/*---                                            crctable.c ---*/
-/*-------------------------------------------------------------*/
-
-/* ------------------------------------------------------------------
-   This file is part of bzip2/libbzip2, a program and library for
-   lossless, block-sorting data compression.
-
-   bzip2/libbzip2 version 1.0.6 of 6 September 2010
-   Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
-
-   Please read the WARNING, DISCLAIMER and PATENTS sections in the 
-   README file.
-
-   This program is released under the terms of the license contained
-   in the file LICENSE.
-   ------------------------------------------------------------------ */
-
-
-#include "bzlib_private.h"
-
-/*--
-  I think this is an implementation of the AUTODIN-II,
-  Ethernet & FDDI 32-bit CRC standard.  Vaguely derived
-  from code by Rob Warnock, in Section 51 of the
-  comp.compression FAQ.
---*/
-
-UInt32 BZ2_crc32Table[256] = {
-
-   /*-- Ugly, innit? --*/
-
-   0x00000000L, 0x04c11db7L, 0x09823b6eL, 0x0d4326d9L,
-   0x130476dcL, 0x17c56b6bL, 0x1a864db2L, 0x1e475005L,
-   0x2608edb8L, 0x22c9f00fL, 0x2f8ad6d6L, 0x2b4bcb61L,
-   0x350c9b64L, 0x31cd86d3L, 0x3c8ea00aL, 0x384fbdbdL,
-   0x4c11db70L, 0x48d0c6c7L, 0x4593e01eL, 0x4152fda9L,
-   0x5f15adacL, 0x5bd4b01bL, 0x569796c2L, 0x52568b75L,
-   0x6a1936c8L, 0x6ed82b7fL, 0x639b0da6L, 0x675a1011L,
-   0x791d4014L, 0x7ddc5da3L, 0x709f7b7aL, 0x745e66cdL,
-   0x9823b6e0L, 0x9ce2ab57L, 0x91a18d8eL, 0x95609039L,
-   0x8b27c03cL, 0x8fe6dd8bL, 0x82a5fb52L, 0x8664e6e5L,
-   0xbe2b5b58L, 0xbaea46efL, 0xb7a96036L, 0xb3687d81L,
-   0xad2f2d84L, 0xa9ee3033L, 0xa4ad16eaL, 0xa06c0b5dL,
-   0xd4326d90L, 0xd0f37027L, 0xddb056feL, 0xd9714b49L,
-   0xc7361b4cL, 0xc3f706fbL, 0xceb42022L, 0xca753d95L,
-   0xf23a8028L, 0xf6fb9d9fL, 0xfbb8bb46L, 0xff79a6f1L,
-   0xe13ef6f4L, 0xe5ffeb43L, 0xe8bccd9aL, 0xec7dd02dL,
-   0x34867077L, 0x30476dc0L, 0x3d044b19L, 0x39c556aeL,
-   0x278206abL, 0x23431b1cL, 0x2e003dc5L, 0x2ac12072L,
-   0x128e9dcfL, 0x164f8078L, 0x1b0ca6a1L, 0x1fcdbb16L,
-   0x018aeb13L, 0x054bf6a4L, 0x0808d07dL, 0x0cc9cdcaL,
-   0x7897ab07L, 0x7c56b6b0L, 0x71159069L, 0x75d48ddeL,
-   0x6b93dddbL, 0x6f52c06cL, 0x6211e6b5L, 0x66d0fb02L,
-   0x5e9f46bfL, 0x5a5e5b08L, 0x571d7dd1L, 0x53dc6066L,
-   0x4d9b3063L, 0x495a2dd4L, 0x44190b0dL, 0x40d816baL,
-   0xaca5c697L, 0xa864db20L, 0xa527fdf9L, 0xa1e6e04eL,
-   0xbfa1b04bL, 0xbb60adfcL, 0xb6238b25L, 0xb2e29692L,
-   0x8aad2b2fL, 0x8e6c3698L, 0x832f1041L, 0x87ee0df6L,
-   0x99a95df3L, 0x9d684044L, 0x902b669dL, 0x94ea7b2aL,
-   0xe0b41de7L, 0xe4750050L, 0xe9362689L, 0xedf73b3eL,
-   0xf3b06b3bL, 0xf771768cL, 0xfa325055L, 0xfef34de2L,
-   0xc6bcf05fL, 0xc27dede8L, 0xcf3ecb31L, 0xcbffd686L,
-   0xd5b88683L, 0xd1799b34L, 0xdc3abdedL, 0xd8fba05aL,
-   0x690ce0eeL, 0x6dcdfd59L, 0x608edb80L, 0x644fc637L,
-   0x7a089632L, 0x7ec98b85L, 0x738aad5cL, 0x774bb0ebL,
-   0x4f040d56L, 0x4bc510e1L, 0x46863638L, 0x42472b8fL,
-   0x5c007b8aL, 0x58c1663dL, 0x558240e4L, 0x51435d53L,
-   0x251d3b9eL, 0x21dc2629L, 0x2c9f00f0L, 0x285e1d47L,
-   0x36194d42L, 0x32d850f5L, 0x3f9b762cL, 0x3b5a6b9bL,
-   0x0315d626L, 0x07d4cb91L, 0x0a97ed48L, 0x0e56f0ffL,
-   0x1011a0faL, 0x14d0bd4dL, 0x19939b94L, 0x1d528623L,
-   0xf12f560eL, 0xf5ee4bb9L, 0xf8ad6d60L, 0xfc6c70d7L,
-   0xe22b20d2L, 0xe6ea3d65L, 0xeba91bbcL, 0xef68060bL,
-   0xd727bbb6L, 0xd3e6a601L, 0xdea580d8L, 0xda649d6fL,
-   0xc423cd6aL, 0xc0e2d0ddL, 0xcda1f604L, 0xc960ebb3L,
-   0xbd3e8d7eL, 0xb9ff90c9L, 0xb4bcb610L, 0xb07daba7L,
-   0xae3afba2L, 0xaafbe615L, 0xa7b8c0ccL, 0xa379dd7bL,
-   0x9b3660c6L, 0x9ff77d71L, 0x92b45ba8L, 0x9675461fL,
-   0x8832161aL, 0x8cf30badL, 0x81b02d74L, 0x857130c3L,
-   0x5d8a9099L, 0x594b8d2eL, 0x5408abf7L, 0x50c9b640L,
-   0x4e8ee645L, 0x4a4ffbf2L, 0x470cdd2bL, 0x43cdc09cL,
-   0x7b827d21L, 0x7f436096L, 0x7200464fL, 0x76c15bf8L,
-   0x68860bfdL, 0x6c47164aL, 0x61043093L, 0x65c52d24L,
-   0x119b4be9L, 0x155a565eL, 0x18197087L, 0x1cd86d30L,
-   0x029f3d35L, 0x065e2082L, 0x0b1d065bL, 0x0fdc1becL,
-   0x3793a651L, 0x3352bbe6L, 0x3e119d3fL, 0x3ad08088L,
-   0x2497d08dL, 0x2056cd3aL, 0x2d15ebe3L, 0x29d4f654L,
-   0xc5a92679L, 0xc1683bceL, 0xcc2b1d17L, 0xc8ea00a0L,
-   0xd6ad50a5L, 0xd26c4d12L, 0xdf2f6bcbL, 0xdbee767cL,
-   0xe3a1cbc1L, 0xe760d676L, 0xea23f0afL, 0xeee2ed18L,
-   0xf0a5bd1dL, 0xf464a0aaL, 0xf9278673L, 0xfde69bc4L,
-   0x89b8fd09L, 0x8d79e0beL, 0x803ac667L, 0x84fbdbd0L,
-   0x9abc8bd5L, 0x9e7d9662L, 0x933eb0bbL, 0x97ffad0cL,
-   0xafb010b1L, 0xab710d06L, 0xa6322bdfL, 0xa2f33668L,
-   0xbcb4666dL, 0xb8757bdaL, 0xb5365d03L, 0xb1f740b4L
-};
-
-
-/*-------------------------------------------------------------*/
-/*--- end                                        crctable.c ---*/
-/*-------------------------------------------------------------*/
deleted file mode 100644
--- a/modules/libbz2/src/decompress.c
+++ /dev/null
@@ -1,646 +0,0 @@
-
-/*-------------------------------------------------------------*/
-/*--- Decompression machinery                               ---*/
-/*---                                          decompress.c ---*/
-/*-------------------------------------------------------------*/
-
-/* ------------------------------------------------------------------
-   This file is part of bzip2/libbzip2, a program and library for
-   lossless, block-sorting data compression.
-
-   bzip2/libbzip2 version 1.0.6 of 6 September 2010
-   Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
-
-   Please read the WARNING, DISCLAIMER and PATENTS sections in the 
-   README file.
-
-   This program is released under the terms of the license contained
-   in the file LICENSE.
-   ------------------------------------------------------------------ */
-
-
-#include "bzlib_private.h"
-
-
-/*---------------------------------------------------*/
-static
-void makeMaps_d ( DState* s )
-{
-   Int32 i;
-   s->nInUse = 0;
-   for (i = 0; i < 256; i++)
-      if (s->inUse[i]) {
-         s->seqToUnseq[s->nInUse] = i;
-         s->nInUse++;
-      }
-}
-
-
-/*---------------------------------------------------*/
-#define RETURN(rrr)                               \
-   { retVal = rrr; goto save_state_and_return; };
-
-#define GET_BITS(lll,vvv,nnn)                     \
-   case lll: s->state = lll;                      \
-   while (True) {                                 \
-      if (s->bsLive >= nnn) {                     \
-         UInt32 v;                                \
-         v = (s->bsBuff >>                        \
-             (s->bsLive-nnn)) & ((1 << nnn)-1);   \
-         s->bsLive -= nnn;                        \
-         vvv = v;                                 \
-         break;                                   \
-      }                                           \
-      if (s->strm->avail_in == 0) RETURN(BZ_OK);  \
-      s->bsBuff                                   \
-         = (s->bsBuff << 8) |                     \
-           ((UInt32)                              \
-              (*((UChar*)(s->strm->next_in))));   \
-      s->bsLive += 8;                             \
-      s->strm->next_in++;                         \
-      s->strm->avail_in--;                        \
-      s->strm->total_in_lo32++;                   \
-      if (s->strm->total_in_lo32 == 0)            \
-         s->strm->total_in_hi32++;                \
-   }
-
-#define GET_UCHAR(lll,uuu)                        \
-   GET_BITS(lll,uuu,8)
-
-#define GET_BIT(lll,uuu)                          \
-   GET_BITS(lll,uuu,1)
-
-/*---------------------------------------------------*/
-#define GET_MTF_VAL(label1,label2,lval)           \
-{                                                 \
-   if (groupPos == 0) {                           \
-      groupNo++;                                  \
-      if (groupNo >= nSelectors)                  \
-         RETURN(BZ_DATA_ERROR);                   \
-      groupPos = BZ_G_SIZE;                       \
-      gSel = s->selector[groupNo];                \
-      gMinlen = s->minLens[gSel];                 \
-      gLimit = &(s->limit[gSel][0]);              \
-      gPerm = &(s->perm[gSel][0]);                \
-      gBase = &(s->base[gSel][0]);                \
-   }                                              \
-   groupPos--;                                    \
-   zn = gMinlen;                                  \
-   GET_BITS(label1, zvec, zn);                    \
-   while (1) {                                    \
-      if (zn > 20 /* the longest code */)         \
-         RETURN(BZ_DATA_ERROR);                   \
-      if (zvec <= gLimit[zn]) break;              \
-      zn++;                                       \
-      GET_BIT(label2, zj);                        \
-      zvec = (zvec << 1) | zj;                    \
-   };                                             \
-   if (zvec - gBase[zn] < 0                       \
-       || zvec - gBase[zn] >= BZ_MAX_ALPHA_SIZE)  \
-      RETURN(BZ_DATA_ERROR);                      \
-   lval = gPerm[zvec - gBase[zn]];                \
-}
-
-
-/*---------------------------------------------------*/
-Int32 BZ2_decompress ( DState* s )
-{
-   UChar      uc;
-   Int32      retVal;
-   Int32      minLen, maxLen;
-   bz_stream* strm = s->strm;
-
-   /* stuff that needs to be saved/restored */
-   Int32  i;
-   Int32  j;
-   Int32  t;
-   Int32  alphaSize;
-   Int32  nGroups;
-   Int32  nSelectors;
-   Int32  EOB;
-   Int32  groupNo;
-   Int32  groupPos;
-   Int32  nextSym;
-   Int32  nblockMAX;
-   Int32  nblock;
-   Int32  es;
-   Int32  N;
-   Int32  curr;
-   Int32  zt;
-   Int32  zn; 
-   Int32  zvec;
-   Int32  zj;
-   Int32  gSel;
-   Int32  gMinlen;
-   Int32* gLimit;
-   Int32* gBase;
-   Int32* gPerm;
-
-   if (s->state == BZ_X_MAGIC_1) {
-      /*initialise the save area*/
-      s->save_i           = 0;
-      s->save_j           = 0;
-      s->save_t           = 0;
-      s->save_alphaSize   = 0;
-      s->save_nGroups     = 0;
-      s->save_nSelectors  = 0;
-      s->save_EOB         = 0;
-      s->save_groupNo     = 0;
-      s->save_groupPos    = 0;
-      s->save_nextSym     = 0;
-      s->save_nblockMAX   = 0;
-      s->save_nblock      = 0;
-      s->save_es          = 0;
-      s->save_N           = 0;
-      s->save_curr        = 0;
-      s->save_zt          = 0;
-      s->save_zn          = 0;
-      s->save_zvec        = 0;
-      s->save_zj          = 0;
-      s->save_gSel        = 0;
-      s->save_gMinlen     = 0;
-      s->save_gLimit      = NULL;
-      s->save_gBase       = NULL;
-      s->save_gPerm       = NULL;
-   }
-
-   /*restore from the save area*/
-   i           = s->save_i;
-   j           = s->save_j;
-   t           = s->save_t;
-   alphaSize   = s->save_alphaSize;
-   nGroups     = s->save_nGroups;
-   nSelectors  = s->save_nSelectors;
-   EOB         = s->save_EOB;
-   groupNo     = s->save_groupNo;
-   groupPos    = s->save_groupPos;
-   nextSym     = s->save_nextSym;
-   nblockMAX   = s->save_nblockMAX;
-   nblock      = s->save_nblock;
-   es          = s->save_es;
-   N           = s->save_N;
-   curr        = s->save_curr;
-   zt          = s->save_zt;
-   zn          = s->save_zn; 
-   zvec        = s->save_zvec;
-   zj          = s->save_zj;
-   gSel        = s->save_gSel;
-   gMinlen     = s->save_gMinlen;
-   gLimit      = s->save_gLimit;
-   gBase       = s->save_gBase;
-   gPerm       = s->save_gPerm;
-
-   retVal = BZ_OK;
-
-   switch (s->state) {
-
-      GET_UCHAR(BZ_X_MAGIC_1, uc);
-      if (uc != BZ_HDR_B) RETURN(BZ_DATA_ERROR_MAGIC);
-
-      GET_UCHAR(BZ_X_MAGIC_2, uc);
-      if (uc != BZ_HDR_Z) RETURN(BZ_DATA_ERROR_MAGIC);
-
-      GET_UCHAR(BZ_X_MAGIC_3, uc)
-      if (uc != BZ_HDR_h) RETURN(BZ_DATA_ERROR_MAGIC);
-
-      GET_BITS(BZ_X_MAGIC_4, s->blockSize100k, 8)
-      if (s->blockSize100k < (BZ_HDR_0 + 1) || 
-          s->blockSize100k > (BZ_HDR_0 + 9)) RETURN(BZ_DATA_ERROR_MAGIC);
-      s->blockSize100k -= BZ_HDR_0;
-
-      if (s->smallDecompress) {
-         s->ll16 = BZALLOC( s->blockSize100k * 100000 * sizeof(UInt16) );
-         s->ll4  = BZALLOC( 
-                      ((1 + s->blockSize100k * 100000) >> 1) * sizeof(UChar) 
-                   );
-         if (s->ll16 == NULL || s->ll4 == NULL) RETURN(BZ_MEM_ERROR);
-      } else {
-         s->tt  = BZALLOC( s->blockSize100k * 100000 * sizeof(Int32) );
-         if (s->tt == NULL) RETURN(BZ_MEM_ERROR);
-      }
-
-      GET_UCHAR(BZ_X_BLKHDR_1, uc);
-
-      if (uc == 0x17) goto endhdr_2;
-      if (uc != 0x31) RETURN(BZ_DATA_ERROR);
-      GET_UCHAR(BZ_X_BLKHDR_2, uc);
-      if (uc != 0x41) RETURN(BZ_DATA_ERROR);
-      GET_UCHAR(BZ_X_BLKHDR_3, uc);
-      if (uc != 0x59) RETURN(BZ_DATA_ERROR);
-      GET_UCHAR(BZ_X_BLKHDR_4, uc);
-      if (uc != 0x26) RETURN(BZ_DATA_ERROR);
-      GET_UCHAR(BZ_X_BLKHDR_5, uc);
-      if (uc != 0x53) RETURN(BZ_DATA_ERROR);
-      GET_UCHAR(BZ_X_BLKHDR_6, uc);
-      if (uc != 0x59) RETURN(BZ_DATA_ERROR);
-
-      s->currBlockNo++;
-      if (s->verbosity >= 2)
-         VPrintf1 ( "\n    [%d: huff+mtf ", s->currBlockNo );
- 
-      s->storedBlockCRC = 0;
-      GET_UCHAR(BZ_X_BCRC_1, uc);
-      s->storedBlockCRC = (s->storedBlockCRC << 8) | ((UInt32)uc);
-      GET_UCHAR(BZ_X_BCRC_2, uc);
-      s->storedBlockCRC = (s->storedBlockCRC << 8) | ((UInt32)uc);
-      GET_UCHAR(BZ_X_BCRC_3, uc);
-      s->storedBlockCRC = (s->storedBlockCRC << 8) | ((UInt32)uc);
-      GET_UCHAR(BZ_X_BCRC_4, uc);
-      s->storedBlockCRC = (s->storedBlockCRC << 8) | ((UInt32)uc);
-
-      GET_BITS(BZ_X_RANDBIT, s->blockRandomised, 1);
-
-      s->origPtr = 0;
-      GET_UCHAR(BZ_X_ORIGPTR_1, uc);
-      s->origPtr = (s->origPtr << 8) | ((Int32)uc);
-      GET_UCHAR(BZ_X_ORIGPTR_2, uc);
-      s->origPtr = (s->origPtr << 8) | ((Int32)uc);
-      GET_UCHAR(BZ_X_ORIGPTR_3, uc);
-      s->origPtr = (s->origPtr << 8) | ((Int32)uc);
-
-      if (s->origPtr < 0)
-         RETURN(BZ_DATA_ERROR);
-      if (s->origPtr > 10 + 100000*s->blockSize100k) 
-         RETURN(BZ_DATA_ERROR);
-
-      /*--- Receive the mapping table ---*/
-      for (i = 0; i < 16; i++) {
-         GET_BIT(BZ_X_MAPPING_1, uc);
-         if (uc == 1) 
-            s->inUse16[i] = True; else 
-            s->inUse16[i] = False;
-      }
-
-      for (i = 0; i < 256; i++) s->inUse[i] = False;
-
-      for (i = 0; i < 16; i++)
-         if (s->inUse16[i])
-            for (j = 0; j < 16; j++) {
-               GET_BIT(BZ_X_MAPPING_2, uc);
-               if (uc == 1) s->inUse[i * 16 + j] = True;
-            }
-      makeMaps_d ( s );
-      if (s->nInUse == 0) RETURN(BZ_DATA_ERROR);
-      alphaSize = s->nInUse+2;
-
-      /*--- Now the selectors ---*/
-      GET_BITS(BZ_X_SELECTOR_1, nGroups, 3);
-      if (nGroups < 2 || nGroups > 6) RETURN(BZ_DATA_ERROR);
-      GET_BITS(BZ_X_SELECTOR_2, nSelectors, 15);
-      if (nSelectors < 1) RETURN(BZ_DATA_ERROR);
-      for (i = 0; i < nSelectors; i++) {
-         j = 0;
-         while (True) {
-            GET_BIT(BZ_X_SELECTOR_3, uc);
-            if (uc == 0) break;
-            j++;
-            if (j >= nGroups) RETURN(BZ_DATA_ERROR);
-         }
-         s->selectorMtf[i] = j;
-      }
-
-      /*--- Undo the MTF values for the selectors. ---*/
-      {
-         UChar pos[BZ_N_GROUPS], tmp, v;
-         for (v = 0; v < nGroups; v++) pos[v] = v;
-   
-         for (i = 0; i < nSelectors; i++) {
-            v = s->selectorMtf[i];
-            tmp = pos[v];
-            while (v > 0) { pos[v] = pos[v-1]; v--; }
-            pos[0] = tmp;
-            s->selector[i] = tmp;
-         }
-      }
-
-      /*--- Now the coding tables ---*/
-      for (t = 0; t < nGroups; t++) {
-         GET_BITS(BZ_X_CODING_1, curr, 5);
-         for (i = 0; i < alphaSize; i++) {
-            while (True) {
-               if (curr < 1 || curr > 20) RETURN(BZ_DATA_ERROR);
-               GET_BIT(BZ_X_CODING_2, uc);
-               if (uc == 0) break;
-               GET_BIT(BZ_X_CODING_3, uc);
-               if (uc == 0) curr++; else curr--;
-            }
-            s->len[t][i] = curr;
-         }
-      }
-
-      /*--- Create the Huffman decoding tables ---*/
-      for (t = 0; t < nGroups; t++) {
-         minLen = 32;
-         maxLen = 0;
-         for (i = 0; i < alphaSize; i++) {
-            if (s->len[t][i] > maxLen) maxLen = s->len[t][i];
-            if (s->len[t][i] < minLen) minLen = s->len[t][i];
-         }
-         BZ2_hbCreateDecodeTables ( 
-            &(s->limit[t][0]), 
-            &(s->base[t][0]), 
-            &(s->perm[t][0]), 
-            &(s->len[t][0]),
-            minLen, maxLen, alphaSize
-         );
-         s->minLens[t] = minLen;
-      }
-
-      /*--- Now the MTF values ---*/
-
-      EOB      = s->nInUse+1;
-      nblockMAX = 100000 * s->blockSize100k;
-      groupNo  = -1;
-      groupPos = 0;
-
-      for (i = 0; i <= 255; i++) s->unzftab[i] = 0;
-
-      /*-- MTF init --*/
-      {
-         Int32 ii, jj, kk;
-         kk = MTFA_SIZE-1;
-         for (ii = 256 / MTFL_SIZE - 1; ii >= 0; ii--) {
-            for (jj = MTFL_SIZE-1; jj >= 0; jj--) {
-               s->mtfa[kk] = (UChar)(ii * MTFL_SIZE + jj);
-               kk--;
-            }
-            s->mtfbase[ii] = kk + 1;
-         }
-      }
-      /*-- end MTF init --*/
-
-      nblock = 0;
-      GET_MTF_VAL(BZ_X_MTF_1, BZ_X_MTF_2, nextSym);
-
-      while (True) {
-
-         if (nextSym == EOB) break;
-
-         if (nextSym == BZ_RUNA || nextSym == BZ_RUNB) {
-
-            es = -1;
-            N = 1;
-            do {
-               /* Check that N doesn't get too big, so that es doesn't
-                  go negative.  The maximum value that can be
-                  RUNA/RUNB encoded is equal to the block size (post
-                  the initial RLE), viz, 900k, so bounding N at 2
-                  million should guard against overflow without
-                  rejecting any legitimate inputs. */
-               if (N >= 2*1024*1024) RETURN(BZ_DATA_ERROR);
-               if (nextSym == BZ_RUNA) es = es + (0+1) * N; else
-               if (nextSym == BZ_RUNB) es = es + (1+1) * N;
-               N = N * 2;
-               GET_MTF_VAL(BZ_X_MTF_3, BZ_X_MTF_4, nextSym);
-            }
-               while (nextSym == BZ_RUNA || nextSym == BZ_RUNB);
-
-            es++;
-            uc = s->seqToUnseq[ s->mtfa[s->mtfbase[0]] ];
-            s->unzftab[uc] += es;
-
-            if (s->smallDecompress)
-               while (es > 0) {
-                  if (nblock >= nblockMAX) RETURN(BZ_DATA_ERROR);
-                  s->ll16[nblock] = (UInt16)uc;
-                  nblock++;
-                  es--;
-               }
-            else
-               while (es > 0) {
-                  if (nblock >= nblockMAX) RETURN(BZ_DATA_ERROR);
-                  s->tt[nblock] = (UInt32)uc;
-                  nblock++;
-                  es--;
-               };
-
-            continue;
-
-         } else {
-
-            if (nblock >= nblockMAX) RETURN(BZ_DATA_ERROR);
-
-            /*-- uc = MTF ( nextSym-1 ) --*/
-            {
-               Int32 ii, jj, kk, pp, lno, off;
-               UInt32 nn;
-               nn = (UInt32)(nextSym - 1);
-
-               if (nn < MTFL_SIZE) {
-                  /* avoid general-case expense */
-                  pp = s->mtfbase[0];
-                  uc = s->mtfa[pp+nn];
-                  while (nn > 3) {
-                     Int32 z = pp+nn;
-                     s->mtfa[(z)  ] = s->mtfa[(z)-1];
-                     s->mtfa[(z)-1] = s->mtfa[(z)-2];
-                     s->mtfa[(z)-2] = s->mtfa[(z)-3];
-                     s->mtfa[(z)-3] = s->mtfa[(z)-4];
-                     nn -= 4;
-                  }
-                  while (nn > 0) { 
-                     s->mtfa[(pp+nn)] = s->mtfa[(pp+nn)-1]; nn--; 
-                  };
-                  s->mtfa[pp] = uc;
-               } else { 
-                  /* general case */
-                  lno = nn / MTFL_SIZE;
-                  off = nn % MTFL_SIZE;
-                  pp = s->mtfbase[lno] + off;
-                  uc = s->mtfa[pp];
-                  while (pp > s->mtfbase[lno]) { 
-                     s->mtfa[pp] = s->mtfa[pp-1]; pp--; 
-                  };
-                  s->mtfbase[lno]++;
-                  while (lno > 0) {
-                     s->mtfbase[lno]--;
-                     s->mtfa[s->mtfbase[lno]] 
-                        = s->mtfa[s->mtfbase[lno-1] + MTFL_SIZE - 1];
-                     lno--;
-                  }
-                  s->mtfbase[0]--;
-                  s->mtfa[s->mtfbase[0]] = uc;
-                  if (s->mtfbase[0] == 0) {
-                     kk = MTFA_SIZE-1;
-                     for (ii = 256 / MTFL_SIZE-1; ii >= 0; ii--) {
-                        for (jj = MTFL_SIZE-1; jj >= 0; jj--) {
-                           s->mtfa[kk] = s->mtfa[s->mtfbase[ii] + jj];
-                           kk--;
-                        }
-                        s->mtfbase[ii] = kk + 1;
-                     }
-                  }
-               }
-            }
-            /*-- end uc = MTF ( nextSym-1 ) --*/
-
-            s->unzftab[s->seqToUnseq[uc]]++;
-            if (s->smallDecompress)
-               s->ll16[nblock] = (UInt16)(s->seqToUnseq[uc]); else
-               s->tt[nblock]   = (UInt32)(s->seqToUnseq[uc]);
-            nblock++;
-
-            GET_MTF_VAL(BZ_X_MTF_5, BZ_X_MTF_6, nextSym);
-            continue;
-         }
-      }
-
-      /* Now we know what nblock is, we can do a better sanity
-         check on s->origPtr.
-      */
-      if (s->origPtr < 0 || s->origPtr >= nblock)
-         RETURN(BZ_DATA_ERROR);
-
-      /*-- Set up cftab to facilitate generation of T^(-1) --*/
-      /* Check: unzftab entries in range. */
-      for (i = 0; i <= 255; i++) {
-         if (s->unzftab[i] < 0 || s->unzftab[i] > nblock)
-            RETURN(BZ_DATA_ERROR);
-      }
-      /* Actually generate cftab. */
-      s->cftab[0] = 0;
-      for (i = 1; i <= 256; i++) s->cftab[i] = s->unzftab[i-1];
-      for (i = 1; i <= 256; i++) s->cftab[i] += s->cftab[i-1];
-      /* Check: cftab entries in range. */
-      for (i = 0; i <= 256; i++) {
-         if (s->cftab[i] < 0 || s->cftab[i] > nblock) {
-            /* s->cftab[i] can legitimately be == nblock */
-            RETURN(BZ_DATA_ERROR);
-         }
-      }
-      /* Check: cftab entries non-descending. */
-      for (i = 1; i <= 256; i++) {
-         if (s->cftab[i-1] > s->cftab[i]) {
-            RETURN(BZ_DATA_ERROR);
-         }
-      }
-
-      s->state_out_len = 0;
-      s->state_out_ch  = 0;
-      BZ_INITIALISE_CRC ( s->calculatedBlockCRC );
-      s->state = BZ_X_OUTPUT;
-      if (s->verbosity >= 2) VPrintf0 ( "rt+rld" );
-
-      if (s->smallDecompress) {
-
-         /*-- Make a copy of cftab, used in generation of T --*/
-         for (i = 0; i <= 256; i++) s->cftabCopy[i] = s->cftab[i];
-
-         /*-- compute the T vector --*/
-         for (i = 0; i < nblock; i++) {
-            uc = (UChar)(s->ll16[i]);
-            SET_LL(i, s->cftabCopy[uc]);
-            s->cftabCopy[uc]++;
-         }
-
-         /*-- Compute T^(-1) by pointer reversal on T --*/
-         i = s->origPtr;
-         j = GET_LL(i);
-         do {
-            Int32 tmp = GET_LL(j);
-            SET_LL(j, i);
-            i = j;
-            j = tmp;
-         }
-            while (i != s->origPtr);
-
-         s->tPos = s->origPtr;
-         s->nblock_used = 0;
-         if (s->blockRandomised) {
-            BZ_RAND_INIT_MASK;
-            BZ_GET_SMALL(s->k0); s->nblock_used++;
-            BZ_RAND_UPD_MASK; s->k0 ^= BZ_RAND_MASK; 
-         } else {
-            BZ_GET_SMALL(s->k0); s->nblock_used++;
-         }
-
-      } else {
-
-         /*-- compute the T^(-1) vector --*/
-         for (i = 0; i < nblock; i++) {
-            uc = (UChar)(s->tt[i] & 0xff);
-            s->tt[s->cftab[uc]] |= (i << 8);
-            s->cftab[uc]++;
-         }
-
-         s->tPos = s->tt[s->origPtr] >> 8;
-         s->nblock_used = 0;
-         if (s->blockRandomised) {
-            BZ_RAND_INIT_MASK;
-            BZ_GET_FAST(s->k0); s->nblock_used++;
-            BZ_RAND_UPD_MASK; s->k0 ^= BZ_RAND_MASK; 
-         } else {
-            BZ_GET_FAST(s->k0); s->nblock_used++;
-         }
-
-      }
-
-      RETURN(BZ_OK);
-
-
-
-    endhdr_2:
-
-      GET_UCHAR(BZ_X_ENDHDR_2, uc);
-      if (uc != 0x72) RETURN(BZ_DATA_ERROR);
-      GET_UCHAR(BZ_X_ENDHDR_3, uc);
-      if (uc != 0x45) RETURN(BZ_DATA_ERROR);
-      GET_UCHAR(BZ_X_ENDHDR_4, uc);
-      if (uc != 0x38) RETURN(BZ_DATA_ERROR);
-      GET_UCHAR(BZ_X_ENDHDR_5, uc);
-      if (uc != 0x50) RETURN(BZ_DATA_ERROR);
-      GET_UCHAR(BZ_X_ENDHDR_6, uc);
-      if (uc != 0x90) RETURN(BZ_DATA_ERROR);
-
-      s->storedCombinedCRC = 0;
-      GET_UCHAR(BZ_X_CCRC_1, uc);
-      s->storedCombinedCRC = (s->storedCombinedCRC << 8) | ((UInt32)uc);
-      GET_UCHAR(BZ_X_CCRC_2, uc);
-      s->storedCombinedCRC = (s->storedCombinedCRC << 8) | ((UInt32)uc);
-      GET_UCHAR(BZ_X_CCRC_3, uc);
-      s->storedCombinedCRC = (s->storedCombinedCRC << 8) | ((UInt32)uc);
-      GET_UCHAR(BZ_X_CCRC_4, uc);
-      s->storedCombinedCRC = (s->storedCombinedCRC << 8) | ((UInt32)uc);
-
-      s->state = BZ_X_IDLE;
-      RETURN(BZ_STREAM_END);
-
-      default: AssertH ( False, 4001 );
-   }
-
-   AssertH ( False, 4002 );
-
-   save_state_and_return:
-
-   s->save_i           = i;
-   s->save_j           = j;
-   s->save_t           = t;
-   s->save_alphaSize   = alphaSize;
-   s->save_nGroups     = nGroups;
-   s->save_nSelectors  = nSelectors;
-   s->save_EOB         = EOB;
-   s->save_groupNo     = groupNo;
-   s->save_groupPos    = groupPos;
-   s->save_nextSym     = nextSym;
-   s->save_nblockMAX   = nblockMAX;
-   s->save_nblock      = nblock;
-   s->save_es          = es;
-   s->save_N           = N;
-   s->save_curr        = curr;
-   s->save_zt          = zt;
-   s->save_zn          = zn;
-   s->save_zvec        = zvec;
-   s->save_zj          = zj;
-   s->save_gSel        = gSel;
-   s->save_gMinlen     = gMinlen;
-   s->save_gLimit      = gLimit;
-   s->save_gBase       = gBase;
-   s->save_gPerm       = gPerm;
-
-   return retVal;   
-}
-
-
-/*-------------------------------------------------------------*/
-/*--- end                                      decompress.c ---*/
-/*-------------------------------------------------------------*/
deleted file mode 100644
--- a/modules/libbz2/src/huffman.c
+++ /dev/null
@@ -1,205 +0,0 @@
-
-/*-------------------------------------------------------------*/
-/*--- Huffman coding low-level stuff                        ---*/
-/*---                                             huffman.c ---*/
-/*-------------------------------------------------------------*/
-
-/* ------------------------------------------------------------------
-   This file is part of bzip2/libbzip2, a program and library for
-   lossless, block-sorting data compression.
-
-   bzip2/libbzip2 version 1.0.6 of 6 September 2010
-   Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
-
-   Please read the WARNING, DISCLAIMER and PATENTS sections in the 
-   README file.
-
-   This program is released under the terms of the license contained
-   in the file LICENSE.
-   ------------------------------------------------------------------ */
-
-
-#include "bzlib_private.h"
-
-/*---------------------------------------------------*/
-#define WEIGHTOF(zz0)  ((zz0) & 0xffffff00)
-#define DEPTHOF(zz1)   ((zz1) & 0x000000ff)
-#define MYMAX(zz2,zz3) ((zz2) > (zz3) ? (zz2) : (zz3))
-
-#define ADDWEIGHTS(zw1,zw2)                           \
-   (WEIGHTOF(zw1)+WEIGHTOF(zw2)) |                    \
-   (1 + MYMAX(DEPTHOF(zw1),DEPTHOF(zw2)))
-
-#define UPHEAP(z)                                     \
-{                                                     \
-   Int32 zz, tmp;                                     \
-   zz = z; tmp = heap[zz];                            \
-   while (weight[tmp] < weight[heap[zz >> 1]]) {      \
-      heap[zz] = heap[zz >> 1];                       \
-      zz >>= 1;                                       \
-   }                                                  \
-   heap[zz] = tmp;                                    \
-}
-
-#define DOWNHEAP(z)                                   \
-{                                                     \
-   Int32 zz, yy, tmp;                                 \
-   zz = z; tmp = heap[zz];                            \
-   while (True) {                                     \
-      yy = zz << 1;                                   \
-      if (yy > nHeap) break;                          \
-      if (yy < nHeap &&                               \
-          weight[heap[yy+1]] < weight[heap[yy]])      \
-         yy++;                                        \
-      if (weight[tmp] < weight[heap[yy]]) break;      \
-      heap[zz] = heap[yy];                            \
-      zz = yy;                                        \
-   }                                                  \
-   heap[zz] = tmp;                                    \
-}
-
-
-/*---------------------------------------------------*/
-void BZ2_hbMakeCodeLengths ( UChar *len, 
-                             Int32 *freq,
-                             Int32 alphaSize,
-                             Int32 maxLen )
-{
-   /*--
-      Nodes and heap entries run from 1.  Entry 0
-      for both the heap and nodes is a sentinel.
-   --*/
-   Int32 nNodes, nHeap, n1, n2, i, j, k;
-   Bool  tooLong;
-
-   Int32 heap   [ BZ_MAX_ALPHA_SIZE + 2 ];
-   Int32 weight [ BZ_MAX_ALPHA_SIZE * 2 ];
-   Int32 parent [ BZ_MAX_ALPHA_SIZE * 2 ]; 
-
-   for (i = 0; i < alphaSize; i++)
-      weight[i+1] = (freq[i] == 0 ? 1 : freq[i]) << 8;
-
-   while (True) {
-
-      nNodes = alphaSize;
-      nHeap = 0;
-
-      heap[0] = 0;
-      weight[0] = 0;
-      parent[0] = -2;
-
-      for (i = 1; i <= alphaSize; i++) {
-         parent[i] = -1;
-         nHeap++;
-         heap[nHeap] = i;
-         UPHEAP(nHeap);
-      }
-
-      AssertH( nHeap < (BZ_MAX_ALPHA_SIZE+2), 2001 );
-   
-      while (nHeap > 1) {
-         n1 = heap[1]; heap[1] = heap[nHeap]; nHeap--; DOWNHEAP(1);
-         n2 = heap[1]; heap[1] = heap[nHeap]; nHeap--; DOWNHEAP(1);
-         nNodes++;
-         parent[n1] = parent[n2] = nNodes;
-         weight[nNodes] = ADDWEIGHTS(weight[n1], weight[n2]);
-         parent[nNodes] = -1;
-         nHeap++;
-         heap[nHeap] = nNodes;
-         UPHEAP(nHeap);
-      }
-
-      AssertH( nNodes < (BZ_MAX_ALPHA_SIZE * 2), 2002 );
-
-      tooLong = False;
-      for (i = 1; i <= alphaSize; i++) {
-         j = 0;
-         k = i;
-         while (parent[k] >= 0) { k = parent[k]; j++; }
-         len[i-1] = j;
-         if (j > maxLen) tooLong = True;
-      }
-      
-      if (! tooLong) break;
-
-      /* 17 Oct 04: keep-going condition for the following loop used
-         to be 'i < alphaSize', which missed the last element,
-         theoretically leading to the possibility of the compressor
-         looping.  However, this count-scaling step is only needed if
-         one of the generated Huffman code words is longer than
-         maxLen, which up to and including version 1.0.2 was 20 bits,
-         which is extremely unlikely.  In version 1.0.3 maxLen was
-         changed to 17 bits, which has minimal effect on compression
-         ratio, but does mean this scaling step is used from time to
-         time, enough to verify that it works.
-
-         This means that bzip2-1.0.3 and later will only produce
-         Huffman codes with a maximum length of 17 bits.  However, in
-         order to preserve backwards compatibility with bitstreams
-         produced by versions pre-1.0.3, the decompressor must still
-         handle lengths of up to 20. */
-
-      for (i = 1; i <= alphaSize; i++) {
-         j = weight[i] >> 8;
-         j = 1 + (j / 2);
-         weight[i] = j << 8;
-      }
-   }
-}
-
-
-/*---------------------------------------------------*/
-void BZ2_hbAssignCodes ( Int32 *code,
-                         UChar *length,
-                         Int32 minLen,
-                         Int32 maxLen,
-                         Int32 alphaSize )
-{
-   Int32 n, vec, i;
-
-   vec = 0;
-   for (n = minLen; n <= maxLen; n++) {
-      for (i = 0; i < alphaSize; i++)
-         if (length[i] == n) { code[i] = vec; vec++; };
-      vec <<= 1;
-   }
-}
-
-
-/*---------------------------------------------------*/
-void BZ2_hbCreateDecodeTables ( Int32 *limit,
-                                Int32 *base,
-                                Int32 *perm,
-                                UChar *length,
-                                Int32 minLen,
-                                Int32 maxLen,
-                                Int32 alphaSize )
-{
-   Int32 pp, i, j, vec;
-
-   pp = 0;
-   for (i = minLen; i <= maxLen; i++)
-      for (j = 0; j < alphaSize; j++)
-         if (length[j] == i) { perm[pp] = j; pp++; };
-
-   for (i = 0; i < BZ_MAX_CODE_LEN; i++) base[i] = 0;
-   for (i = 0; i < alphaSize; i++) base[length[i]+1]++;
-
-   for (i = 1; i < BZ_MAX_CODE_LEN; i++) base[i] += base[i-1];
-
-   for (i = 0; i < BZ_MAX_CODE_LEN; i++) limit[i] = 0;
-   vec = 0;
-
-   for (i = minLen; i <= maxLen; i++) {
-      vec += (base[i+1] - base[i]);
-      limit[i] = vec-1;
-      vec <<= 1;
-   }
-   for (i = minLen + 1; i <= maxLen; i++)
-      base[i] = ((limit[i-1] + 1) << 1) - base[i];
-}
-
-
-/*-------------------------------------------------------------*/
-/*--- end                                         huffman.c ---*/
-/*-------------------------------------------------------------*/
deleted file mode 100644
--- a/modules/libbz2/src/moz.build
+++ /dev/null
@@ -1,46 +0,0 @@
-# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-EXPORTS += [
-    'bzlib.h',
-]
-
-# Placeholder for CSRCS= conversion.
-csrcs = [
-    'blocksort.c',
-    'bzlib.c',
-    'compress.c',
-    'crctable.c',
-    'decompress.c',
-    'huffman.c',
-    'randtable.c',
-]
-
-HOST_SOURCES += csrcs
-HostLibrary('hostbz2')
-
-Library('bz2')
-
-UNIFIED_SOURCES += [
-    'blocksort.c',
-    'bzlib.c',
-    'compress.c',
-    'crctable.c',
-    'decompress.c',
-    'huffman.c',
-    'randtable.c',
-]
-
-FORCE_STATIC_LIB = True
-
-# This is defined by the bzip2-1.0.3 Makefile.  It appears to be used to
-# configure GLIBC to support large files.  This isn't something we care about
-# at this stage, since we're only interested in the streaming API, but we
-# define it here anyways for consistency.
-DEFINES['_FILE_OFFSET_BITS'] = 64
-
-if CONFIG['OS_ARCH'] == 'WINNT':
-    USE_STATIC_LIBS = True
deleted file mode 100644
--- a/modules/libbz2/src/randtable.c
+++ /dev/null
@@ -1,84 +0,0 @@
-
-/*-------------------------------------------------------------*/
-/*--- Table for randomising repetitive blocks               ---*/
-/*---                                           randtable.c ---*/
-/*-------------------------------------------------------------*/
-
-/* ------------------------------------------------------------------
-   This file is part of bzip2/libbzip2, a program and library for
-   lossless, block-sorting data compression.
-
-   bzip2/libbzip2 version 1.0.6 of 6 September 2010
-   Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
-
-   Please read the WARNING, DISCLAIMER and PATENTS sections in the 
-   README file.
-
-   This program is released under the terms of the license contained
-   in the file LICENSE.
-   ------------------------------------------------------------------ */
-
-
-#include "bzlib_private.h"
-
-
-/*---------------------------------------------*/
-Int32 BZ2_rNums[512] = { 
-   619, 720, 127, 481, 931, 816, 813, 233, 566, 247, 
-   985, 724, 205, 454, 863, 491, 741, 242, 949, 214, 
-   733, 859, 335, 708, 621, 574, 73, 654, 730, 472, 
-   419, 436, 278, 496, 867, 210, 399, 680, 480, 51, 
-   878, 465, 811, 169, 869, 675, 611, 697, 867, 561, 
-   862, 687, 507, 283, 482, 129, 807, 591, 733, 623, 
-   150, 238, 59, 379, 684, 877, 625, 169, 643, 105, 
-   170, 607, 520, 932, 727, 476, 693, 425, 174, 647, 
-   73, 122, 335, 530, 442, 853, 695, 249, 445, 515, 
-   909, 545, 703, 919, 874, 474, 882, 500, 594, 612, 
-   641, 801, 220, 162, 819, 984, 589, 513, 495, 799, 
-   161, 604, 958, 533, 221, 400, 386, 867, 600, 782, 
-   382, 596, 414, 171, 516, 375, 682, 485, 911, 276, 
-   98, 553, 163, 354, 666, 933, 424, 341, 533, 870, 
-   227, 730, 475, 186, 263, 647, 537, 686, 600, 224, 
-   469, 68, 770, 919, 190, 373, 294, 822, 808, 206, 
-   184, 943, 795, 384, 383, 461, 404, 758, 839, 887, 
-   715, 67, 618, 276, 204, 918, 873, 777, 604, 560, 
-   951, 160, 578, 722, 79, 804, 96, 409, 713, 940, 
-   652, 934, 970, 447, 318, 353, 859, 672, 112, 785, 
-   645, 863, 803, 350, 139, 93, 354, 99, 820, 908, 
-   609, 772, 154, 274, 580, 184, 79, 626, 630, 742, 
-   653, 282, 762, 623, 680, 81, 927, 626, 789, 125, 
-   411, 521, 938, 300, 821, 78, 343, 175, 128, 250, 
-   170, 774, 972, 275, 999, 639, 495, 78, 352, 126, 
-   857, 956, 358, 619, 580, 124, 737, 594, 701, 612, 
-   669, 112, 134, 694, 363, 992, 809, 743, 168, 974, 
-   944, 375, 748, 52, 600, 747, 642, 182, 862, 81, 
-   344, 805, 988, 739, 511, 655, 814, 334, 249, 515, 
-   897, 955, 664, 981, 649, 113, 974, 459, 893, 228, 
-   433, 837, 553, 268, 926, 240, 102, 654, 459, 51, 
-   686, 754, 806, 760, 493, 403, 415, 394, 687, 700, 
-   946, 670, 656, 610, 738, 392, 760, 799, 887, 653, 
-   978, 321, 576, 617, 626, 502, 894, 679, 243, 440, 
-   680, 879, 194, 572, 640, 724, 926, 56, 204, 700, 
-   707, 151, 457, 449, 797, 195, 791, 558, 945, 679, 
-   297, 59, 87, 824, 713, 663, 412, 693, 342, 606, 
-   134, 108, 571, 364, 631, 212, 174, 643, 304, 329, 
-   343, 97, 430, 751, 497, 314, 983, 374, 822, 928, 
-   140, 206, 73, 263, 980, 736, 876, 478, 430, 305, 
-   170, 514, 364, 692, 829, 82, 855, 953, 676, 246, 
-   369, 970, 294, 750, 807, 827, 150, 790, 288, 923, 
-   804, 378, 215, 828, 592, 281, 565, 555, 710, 82, 
-   896, 831, 547, 261, 524, 462, 293, 465, 502, 56, 
-   661, 821, 976, 991, 658, 869, 905, 758, 745, 193, 
-   768, 550, 608, 933, 378, 286, 215, 979, 792, 961, 
-   61, 688, 793, 644, 986, 403, 106, 366, 905, 644, 
-   372, 567, 466, 434, 645, 210, 389, 550, 919, 135, 
-   780, 773, 635, 389, 707, 100, 626, 958, 165, 504, 
-   920, 176, 193, 713, 857, 265, 203, 50, 668, 108, 
-   645, 990, 626, 197, 510, 357, 358, 850, 858, 364, 
-   936, 638
-};
-
-
-/*-------------------------------------------------------------*/
-/*--- end                                       randtable.c ---*/
-/*-------------------------------------------------------------*/
--- a/old-configure.in
+++ b/old-configure.in
@@ -1833,44 +1833,16 @@ if test -n "${JPEG_DIR}" -a -d "${JPEG_D
 fi
 fi # SKIP_LIBRARY_CHECKS
 
 dnl system ZLIB support
 dnl ========================================================
 MOZ_ZLIB_CHECK([1.2.3])
 
 if test -z "$SKIP_LIBRARY_CHECKS"; then
-dnl system BZIP2 Support
-dnl ========================================================
-MOZ_ARG_WITH_STRING(system-bz2,
-[  --with-system-bz2[=PFX]
-                          Use system libbz2 [installed at prefix PFX]],
-    BZ2_DIR=$withval)
-
-_SAVE_CFLAGS=$CFLAGS
-_SAVE_LDFLAGS=$LDFLAGS
-_SAVE_LIBS=$LIBS
-if test -n "${BZ2_DIR}" -a "${BZ2_DIR}" != "yes"; then
-    CFLAGS="-I${BZ2_DIR}/include $CFLAGS"
-    LDFLAGS="-L${BZ2_DIR}/lib $LDFLAGS"
-fi
-if test -z "$BZ2_DIR" -o "$BZ2_DIR" = no; then
-    MOZ_SYSTEM_BZ2=
-else
-    AC_CHECK_LIB(bz2, BZ2_bzread, [MOZ_SYSTEM_BZ2=1 MOZ_BZ2_LIBS="-lbz2"],
-    [MOZ_SYSTEM_BZ2= MOZ_BZ2_CFLAGS= MOZ_BZ2_LIBS=])
-fi
-CFLAGS=$_SAVE_CFLAGS
-LDFLAGS=$_SAVE_LDFLAGS
-LIBS=$_SAVE_LIBS
-
-if test "${BZ2_DIR}" -a -d "${BZ2_DIR}" -a "$MOZ_SYSTEM_BZ2" = 1; then
-    MOZ_BZ2_CFLAGS="-I${BZ2_DIR}/include"
-    MOZ_BZ2_LIBS="-L${BZ2_DIR}/lib ${MOZ_BZ2_LIBS}"
-fi
 
 dnl ========================================================
 dnl system PNG Support
 dnl ========================================================
 MOZ_ARG_WITH_STRING(system-png,
 [  --with-system-png[=PFX]
                           Use system libpng [installed at prefix PFX]],
     PNG_DIR=$withval)
@@ -4455,22 +4427,19 @@ HOST_CFLAGS=`echo \
 HOST_CXXFLAGS=`echo \
     $_WARNINGS_HOST_CXXFLAGS \
     $_COMPILATION_HOST_CXXFLAGS \
     $HOST_CXXFLAGS`
 
 AC_SUBST(_DEPEND_CFLAGS)
 AC_SUBST(MOZ_SYSTEM_JPEG)
 AC_SUBST(MOZ_SYSTEM_PNG)
-AC_SUBST(MOZ_SYSTEM_BZ2)
 
 AC_SUBST_LIST(MOZ_JPEG_CFLAGS)
 AC_SUBST_LIST(MOZ_JPEG_LIBS)
-AC_SUBST_LIST(MOZ_BZ2_CFLAGS)
-AC_SUBST_LIST(MOZ_BZ2_LIBS)
 AC_SUBST_LIST(MOZ_PNG_CFLAGS)
 AC_SUBST_LIST(MOZ_PNG_LIBS)
 
 AC_SUBST(MOZ_SYSTEM_NSPR)
 
 AC_SUBST(MOZ_SYSTEM_NSS)
 
 HOST_CMFLAGS="-x objective-c -fobjc-exceptions"
--- a/tools/rewriting/ThirdPartyPaths.txt
+++ b/tools/rewriting/ThirdPartyPaths.txt
@@ -57,17 +57,16 @@ media/webrtc/trunk/
 mfbt/decimal/
 mfbt/double-conversion/double-conversion/
 mfbt/lz4.*
 mobile/android/geckoview/src/thirdparty/
 mobile/android/thirdparty/
 modules/brotli/
 modules/fdlibm/
 modules/freetype2/
-modules/libbz2/
 modules/libmar/
 modules/pdfium/
 modules/woff2/
 modules/xz-embedded/
 modules/zlib/
 netwerk/sctp/src/
 netwerk/srtp/src/
 nsprpub/