From 43db9a8267823d7a8c46d7b8aafb43c0ad41173c Mon Sep 17 00:00:00 2001
From: The Android Open Source Project <initial-contribution@android.com>
Date: Tue, 3 Mar 2009 19:30:49 -0800
Subject: auto import from //depot/cupcake/@135843

---
 Tremor/bitwise.c | 681 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 681 insertions(+)
 create mode 100644 Tremor/bitwise.c

(limited to 'Tremor/bitwise.c')

diff --git a/Tremor/bitwise.c b/Tremor/bitwise.c
new file mode 100644
index 0000000..ee792de
--- /dev/null
+++ b/Tremor/bitwise.c
@@ -0,0 +1,681 @@
+/********************************************************************
+ *                                                                  *
+ * THIS FILE IS PART OF THE OggVorbis 'TREMOR' CODEC SOURCE CODE.   *
+ *                                                                  *
+ * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
+ * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
+ * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
+ *                                                                  *
+ * THE OggVorbis 'TREMOR' SOURCE CODE IS (C) COPYRIGHT 1994-2003    *
+ * BY THE Xiph.Org FOUNDATION http://www.xiph.org/                  *
+ *                                                                  *
+ ********************************************************************
+
+  function: packing variable sized words into an octet stream
+
+ ********************************************************************/
+
+/* We're 'LSb' endian; if we write a word but read individual bits,
+   then we'll read the lsb first */
+
+#include <string.h>
+#include <stdlib.h>
+#include "misc.h"
+#include "ogg.h"
+
+static unsigned long mask[]=
+{0x00000000,0x00000001,0x00000003,0x00000007,0x0000000f,
+ 0x0000001f,0x0000003f,0x0000007f,0x000000ff,0x000001ff,
+ 0x000003ff,0x000007ff,0x00000fff,0x00001fff,0x00003fff,
+ 0x00007fff,0x0000ffff,0x0001ffff,0x0003ffff,0x0007ffff,
+ 0x000fffff,0x001fffff,0x003fffff,0x007fffff,0x00ffffff,
+ 0x01ffffff,0x03ffffff,0x07ffffff,0x0fffffff,0x1fffffff,
+ 0x3fffffff,0x7fffffff,0xffffffff };
+
+/* spans forward, skipping as many bytes as headend is negative; if
+   headend is zero, simply finds next byte.  If we're up to the end
+   of the buffer, leaves headend at zero.  If we've read past the end,
+   halt the decode process. */
+
+static void _span(oggpack_buffer *b){
+  while(b->headend-(b->headbit>>3)<1){
+    b->headend-=b->headbit>>3;
+    b->headbit&=0x7;
+
+    if(b->head && b->head->next){
+      b->count+=b->head->length;
+      b->head=b->head->next;
+
+      if(b->headend+b->head->length>0)
+	b->headptr=b->head->buffer->data+b->head->begin-b->headend;
+
+      b->headend+=b->head->length; 
+    }else{
+      /* we've either met the end of decode, or gone past it. halt
+	 only if we're past */
+      if(b->headend*8<b->headbit)
+	/* read has fallen off the end */
+	b->headend=-1;
+        break;
+    }
+  }
+}
+
+void oggpack_readinit(oggpack_buffer *b,ogg_reference *r){
+  memset(b,0,sizeof(*b));
+
+  b->tail=b->head=r;
+  b->count=0;
+  if (b->head) {
+    b->headptr=b->head->buffer->data+b->head->begin;
+    b->headend=b->head->length;
+  } else {
+    b->headptr=0;
+    b->headend=0;
+  }
+  _span(b);
+}
+
+#define _lookspan()   while(!end){\
+                        head=head->next;\
+                        if(!head) return -1;\
+                        ptr=head->buffer->data + head->begin;\
+                        end=head->length;\
+                      }
+
+/* Read in bits without advancing the bitptr; bits <= 32 */
+long oggpack_look(oggpack_buffer *b,int bits){
+  unsigned long m=mask[bits];
+  unsigned long ret;
+
+  bits+=b->headbit;
+
+  if(bits >= b->headend<<3){
+    int            end=b->headend;
+    unsigned char *ptr=b->headptr;
+    ogg_reference *head=b->head;
+
+    if(end<0)return -1;
+    if (!head || !end)return -1;
+    
+    if(bits){
+      _lookspan();
+      ret=*ptr++>>b->headbit;
+      if(bits>8){
+        --end;
+        _lookspan();
+        ret|=*ptr++<<(8-b->headbit);  
+        if(bits>16){
+          --end;
+          _lookspan();
+          ret|=*ptr++<<(16-b->headbit);  
+          if(bits>24){
+            --end;
+            _lookspan();
+            ret|=*ptr++<<(24-b->headbit);  
+            if(bits>32 && b->headbit){
+              --end;
+              _lookspan();
+              ret|=*ptr<<(32-b->headbit);
+            }
+          }
+        }
+      }
+    }
+
+  }else{
+
+    /* make this a switch jump-table */
+    ret=b->headptr[0]>>b->headbit;
+    if(bits>8){
+      ret|=b->headptr[1]<<(8-b->headbit);  
+      if(bits>16){
+        ret|=b->headptr[2]<<(16-b->headbit);  
+        if(bits>24){
+          ret|=b->headptr[3]<<(24-b->headbit);  
+          if(bits>32 && b->headbit)
+            ret|=b->headptr[4]<<(32-b->headbit);
+        }
+      }
+    }
+  }
+
+  ret&=m;
+  return ret;
+}
+
+/* limited to 32 at a time */
+void oggpack_adv(oggpack_buffer *b,int bits){
+  bits+=b->headbit;
+  b->headbit=bits&7;
+  b->headend-=(bits>>3);
+  b->headptr+=(bits>>3);
+  if(b->headend<1)_span(b);
+}
+
+int oggpack_eop(oggpack_buffer *b){
+  if(b->headend<0)return -1;
+  return 0;
+}
+
+/* bits <= 32 */
+long oggpack_read(oggpack_buffer *b,int bits){
+  long ret=oggpack_look(b,bits);
+  oggpack_adv(b,bits);
+  return(ret);
+}
+
+long oggpack_bytes(oggpack_buffer *b){
+  if(b->headend<0)return b->count+b->head->length;
+  return b->count + b->head->length-b->headend + 
+    (b->headbit+7)/8;
+}
+
+long oggpack_bits(oggpack_buffer *b){
+  if(b->headend<0)return (b->count+b->head->length)*8;
+  return (b->count + b->head->length-b->headend)*8 + 
+    b->headbit;
+}
+
+/* Self test of the bitwise routines; everything else is based on
+   them, so they damned well better be solid. */
+
+#ifdef _V_BIT_TEST
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include "framing.c"
+
+static int ilog(unsigned long v){
+  int ret=0;
+  while(v){
+    ret++;
+    v>>=1;
+  }
+  return(ret);
+}
+      
+oggpack_buffer r;
+oggpack_buffer o;
+ogg_buffer_state *bs;
+ogg_reference *or;
+#define TESTWORDS 256
+
+void report(char *in){
+  fprintf(stderr,"%s",in);
+  exit(1);
+}
+
+int getbyte(ogg_reference *or,int position){
+  while(or && position>=or->length){
+    position-=or->length;
+    or=or->next;
+    if(or==NULL){
+      fprintf(stderr,"\n\tERROR: getbyte ran off end of buffer.\n");
+      exit(1);
+    }
+  }
+
+  if((position+or->begin)&1)
+    return (or->buffer->data[(position+or->begin)>>1])&0xff;
+  else
+    return (or->buffer->data[(position+or->begin)>>1]>>8)&0xff;
+}
+
+void cliptest(unsigned long *b,int vals,int bits,int *comp,int compsize){
+  long i,bitcount=0;
+  ogg_reference *or=ogg_buffer_alloc(bs,64);
+  for(i=0;i<compsize;i++)
+    or->buffer->data[i]= comp[i];
+  or->length=i;
+
+  oggpack_readinit(&r,or);
+  for(i=0;i<vals;i++){
+    unsigned long test;
+    int tbit=bits?bits:ilog(b[i]);
+    if((test=oggpack_look(&r,tbit))==0xffffffff)
+      report("out of data!\n");
+    if(test!=(b[i]&mask[tbit])){
+      fprintf(stderr,"%ld) %lx %lx\n",i,(b[i]&mask[tbit]),test);
+      report("looked at incorrect value!\n");
+    }
+    if((test=oggpack_read(&r,tbit))==0xffffffff){
+      report("premature end of data when reading!\n");
+    }
+    if(test!=(b[i]&mask[tbit])){
+      fprintf(stderr,"%ld) %lx %lx\n",i,(b[i]&mask[tbit]),test);
+      report("read incorrect value!\n");
+    }
+    bitcount+=tbit;
+
+    if(bitcount!=oggpack_bits(&r))
+      report("wrong number of bits while reading!\n");
+    if((bitcount+7)/8!=oggpack_bytes(&r))
+      report("wrong number of bytes while reading!\n");
+
+  }
+  if(oggpack_bytes(&r)!=(bitcount+7)/8)report("leftover bytes after read!\n");
+  ogg_buffer_release(or);
+}
+
+void _end_verify(int count){
+  int i;
+
+  /* are the proper number of bits left over? */
+  int leftover=count*8-oggpack_bits(&o);
+  if(leftover>7)
+    report("\nERROR: too many bits reported left over.\n");
+  
+  /* does reading to exactly byte alignment *not* trip EOF? */
+  if(oggpack_read(&o,leftover)==-1)
+    report("\nERROR: read to but not past exact end tripped EOF.\n");
+  if(oggpack_bits(&o)!=count*8)
+    report("\nERROR: read to but not past exact end reported bad bitcount.\n");
+
+  /* does EOF trip properly after a single additional bit? */
+  if(oggpack_read(&o,1)!=-1)
+    report("\nERROR: read past exact end did not trip EOF.\n");
+  if(oggpack_bits(&o)!=count*8)
+    report("\nERROR: read past exact end reported bad bitcount.\n");
+  
+  /* does EOF stay set over additional bit reads? */
+  for(i=0;i<=32;i++){
+    if(oggpack_read(&o,i)!=-1)
+      report("\nERROR: EOF did not stay set on stream.\n");
+    if(oggpack_bits(&o)!=count*8)
+      report("\nERROR: read past exact end reported bad bitcount.\n");
+  }
+}       
+
+void _end_verify2(int count){
+  int i;
+
+  /* are the proper number of bits left over? */
+  int leftover=count*8-oggpack_bits(&o);
+  if(leftover>7)
+    report("\nERROR: too many bits reported left over.\n");
+  
+  /* does reading to exactly byte alignment *not* trip EOF? */
+  oggpack_adv(&o,leftover);
+  if(o.headend!=0)
+    report("\nERROR: read to but not past exact end tripped EOF.\n");
+  if(oggpack_bits(&o)!=count*8)
+    report("\nERROR: read to but not past exact end reported bad bitcount.\n");
+  
+  /* does EOF trip properly after a single additional bit? */
+  oggpack_adv(&o,1);
+  if(o.headend>=0)
+    report("\nERROR: read past exact end did not trip EOF.\n");
+  if(oggpack_bits(&o)!=count*8)
+    report("\nERROR: read past exact end reported bad bitcount.\n");
+  
+  /* does EOF stay set over additional bit reads? */
+  for(i=0;i<=32;i++){
+    oggpack_adv(&o,i);
+    if(o.headend>=0)
+      report("\nERROR: EOF did not stay set on stream.\n");
+    if(oggpack_bits(&o)!=count*8)
+      report("\nERROR: read past exact end reported bad bitcount.\n");
+  }
+}       
+
+long ogg_buffer_length(ogg_reference *or){
+  int count=0;
+  while(or){
+    count+=or->length;
+    or=or->next;
+  }
+  return count;
+}
+
+ogg_reference *ogg_buffer_extend(ogg_reference *or,long bytes){
+  if(or){
+    while(or->next){
+      or=or->next;
+    }
+    or->next=ogg_buffer_alloc(or->buffer->ptr.owner,bytes);
+    return(or->next);
+  }
+  return 0;
+}
+
+void ogg_buffer_posttruncate(ogg_reference *or,long pos){
+  /* walk to the point where we want to begin truncate */
+  while(or && pos>or->length){
+    pos-=or->length;
+    or=or->next;
+  }
+  if(or){
+    ogg_buffer_release(or->next);
+    or->next=0;
+    or->length=pos;
+  }
+}
+
+int main(void){
+  long i;
+  static unsigned long testbuffer1[]=
+    {18,12,103948,4325,543,76,432,52,3,65,4,56,32,42,34,21,1,23,32,546,456,7,
+       567,56,8,8,55,3,52,342,341,4,265,7,67,86,2199,21,7,1,5,1,4};
+  int test1size=43;
+
+  static unsigned long testbuffer2[]=
+    {216531625L,1237861823,56732452,131,3212421,12325343,34547562,12313212,
+       1233432,534,5,346435231,14436467,7869299,76326614,167548585,
+       85525151,0,12321,1,349528352};
+  int test2size=21;
+
+  static unsigned long testbuffer3[]=
+    {1,0,14,0,1,0,12,0,1,0,0,0,1,1,0,1,0,1,0,1,0,1,0,1,0,1,0,0,1,1,1,1,1,0,0,1,
+       0,1,30,1,1,1,0,0,1,0,0,0,12,0,11,0,1,0,0,1};
+  int test3size=56;
+
+  static unsigned long large[]=
+    {2136531625L,2137861823,56732452,131,3212421,12325343,34547562,12313212,
+       1233432,534,5,2146435231,14436467,7869299,76326614,167548585,
+       85525151,0,12321,1,2146528352};
+
+  int onesize=33;
+  static int one[33]={146,25,44,151,195,15,153,176,233,131,196,65,85,172,47,40,
+                    34,242,223,136,35,222,211,86,171,50,225,135,214,75,172,
+                    223,4};
+
+  int twosize=6;
+  static int two[6]={61,255,255,251,231,29};
+
+  int threesize=54;
+  static int three[54]={169,2,232,252,91,132,156,36,89,13,123,176,144,32,254,
+                      142,224,85,59,121,144,79,124,23,67,90,90,216,79,23,83,
+                      58,135,196,61,55,129,183,54,101,100,170,37,127,126,10,
+                      100,52,4,14,18,86,77,1};
+
+  int foursize=38;
+  static int four[38]={18,6,163,252,97,194,104,131,32,1,7,82,137,42,129,11,72,
+                     132,60,220,112,8,196,109,64,179,86,9,137,195,208,122,169,
+                     28,2,133,0,1};
+
+  int fivesize=45;
+  static int five[45]={169,2,126,139,144,172,30,4,80,72,240,59,130,218,73,62,
+                     241,24,210,44,4,20,0,248,116,49,135,100,110,130,181,169,
+                     84,75,159,2,1,0,132,192,8,0,0,18,22};
+
+  int sixsize=7;
+  static int six[7]={17,177,170,242,169,19,148};
+
+  /* Test read/write together */
+  /* Later we test against pregenerated bitstreams */
+  bs=ogg_buffer_create();
+
+  fprintf(stderr,"\nSmall preclipped packing (LSb): ");
+  cliptest(testbuffer1,test1size,0,one,onesize);
+  fprintf(stderr,"ok.");
+
+  fprintf(stderr,"\nNull bit call (LSb): ");
+  cliptest(testbuffer3,test3size,0,two,twosize);
+  fprintf(stderr,"ok.");
+
+  fprintf(stderr,"\nLarge preclipped packing (LSb): ");
+  cliptest(testbuffer2,test2size,0,three,threesize);
+  fprintf(stderr,"ok.");
+
+  fprintf(stderr,"\n32 bit preclipped packing (LSb): ");
+
+  or=ogg_buffer_alloc(bs,128);
+  for(i=0;i<test2size;i++){
+    or->buffer->data[i*4]  = large[i]&0xff;
+    or->buffer->data[i*4+1]  = (large[i]>>8)&0xff;
+    or->buffer->data[i*4+2]  = (large[i]>>16)&0xff;
+    or->buffer->data[i*4+3]  = (large[i]>>24)&0xff;
+  }
+  or->length=test2size*4;
+  oggpack_readinit(&r,or);
+  for(i=0;i<test2size;i++){
+    unsigned long test;
+    if((test=oggpack_look(&r,32))==0xffffffffUL)report("out of data. failed!");
+    if(test!=large[i]){
+      fprintf(stderr,"%ld != %ld (%lx!=%lx):",test,large[i],
+              test,large[i]);
+      report("read incorrect value!\n");
+    }
+    oggpack_adv(&r,32);
+  }
+  ogg_buffer_release(or);
+  if(oggpack_bytes(&r)!=test2size*4)report("leftover bytes after read!\n");
+  fprintf(stderr,"ok.");
+  
+  fprintf(stderr,"\nSmall unclipped packing (LSb): ");
+  cliptest(testbuffer1,test1size,7,four,foursize);
+  fprintf(stderr,"ok.");
+
+  fprintf(stderr,"\nLarge unclipped packing (LSb): ");
+  cliptest(testbuffer2,test2size,17,five,fivesize);
+  fprintf(stderr,"ok.");
+
+  fprintf(stderr,"\nSingle bit unclipped packing (LSb): ");
+  cliptest(testbuffer3,test3size,1,six,sixsize);
+  fprintf(stderr,"ok.");
+
+  fprintf(stderr,"\nTesting read past end (LSb): ");
+  {
+    unsigned char dda[]={0,0,0,0};
+    ogg_buffer lob={dda,8,0,{0}};
+    ogg_reference lor={&lob,0,8,0};
+
+    oggpack_readinit(&r,&lor);
+    for(i=0;i<64;i++){
+      if(oggpack_read(&r,1)<0){
+        fprintf(stderr,"failed; got -1 prematurely.\n");
+        exit(1);
+      }
+    }
+    if(oggpack_look(&r,1)!=-1 ||
+       oggpack_read(&r,1)!=-1){
+      fprintf(stderr,"failed; read past end without -1.\n");
+      exit(1);
+    }
+  }
+  {
+    unsigned char dda[]={0,0,0,0};
+    ogg_buffer lob={dda,8,0,{0}};
+    ogg_reference lor={&lob,0,8,0};
+    unsigned long test;
+
+    oggpack_readinit(&r,&lor);
+    if((test=oggpack_read(&r,30))==0xffffffffUL || 
+       (test=oggpack_read(&r,16))==0xffffffffUL){
+      fprintf(stderr,"failed 2; got -1 prematurely.\n");
+      exit(1);
+    }
+    
+    if((test=oggpack_look(&r,18))==0xffffffffUL){
+      fprintf(stderr,"failed 3; got -1 prematurely.\n");
+      exit(1);
+    }
+    if((test=oggpack_look(&r,19))!=0xffffffffUL){
+      fprintf(stderr,"failed; read past end without -1.\n");
+      exit(1);
+    }
+    if((test=oggpack_look(&r,32))!=0xffffffffUL){
+      fprintf(stderr,"failed; read past end without -1.\n");
+      exit(1);
+    }
+  }
+  fprintf(stderr,"ok.\n");
+
+  /* now the scary shit: randomized testing */
+
+  for(i=0;i<10000;i++){
+    long j,count=0,count2=0,bitcount=0;
+    unsigned long values[TESTWORDS];
+    int len[TESTWORDS];
+    unsigned char flat[4*TESTWORDS]; /* max possible needed size */
+
+    memset(flat,0,sizeof(flat));
+    fprintf(stderr,"\rRandomized testing (LSb)... (%ld)   ",10000-i);
+
+    /* generate a list of words and lengths */
+    /* write the required number of bits out to packbuffer */
+    {
+      long word=0;
+      long bit=0;
+      int k;
+
+      for(j=0;j<TESTWORDS;j++){
+	values[j]=rand();
+	len[j]=(rand()%33);
+
+	for(k=0;k<len[j];k++){
+	  flat[word] |= ((values[j]>>k)&0x1)<<bit;
+	  bit++;
+	  bitcount++;
+	  if(bit>7){
+	    bit=0;
+	    word++;
+	  }
+	}
+      }
+    }
+    count2=(bitcount+7)>>3;
+
+    /* construct random-length buffer chain from flat vector; random
+       byte starting offset within the length of the vector */
+    {
+      ogg_reference *or=NULL,*orl=NULL;
+      long pos=0;
+      
+      /* build buffer chain */
+      while(count2){
+        int ilen=(rand()%32),k;
+        int ibegin=(rand()%32);
+	
+
+        if(ilen>count2)ilen=count2;
+
+        if(or)
+          orl=ogg_buffer_extend(orl,64);
+        else
+          or=orl=ogg_buffer_alloc(bs,64);
+
+        orl->length=ilen;
+        orl->begin=ibegin;
+
+	for(k=0;k<ilen;k++)
+	  orl->buffer->data[ibegin++]= flat[pos++];
+	
+        count2-=ilen;
+      }
+
+      if(ogg_buffer_length(or)!=(bitcount+7)/8){
+        fprintf(stderr,"\nERROR: buffer length incorrect after build.\n");
+        exit(1);
+      }
+
+
+      {
+        int begin=0; //=(rand()%TESTWORDS);
+        int ilen=(rand()%(TESTWORDS-begin));
+        int bitoffset,bitcount=0;
+        unsigned long temp;
+
+        for(j=0;j<begin;j++)
+          bitcount+=len[j];
+        or=ogg_buffer_pretruncate(or,bitcount/8);
+        bitoffset=bitcount%=8;
+        for(;j<begin+ilen;j++)
+          bitcount+=len[j];
+        ogg_buffer_posttruncate(or,((bitcount+7)/8));
+
+        if((count=ogg_buffer_length(or))!=(bitcount+7)/8){
+          fprintf(stderr,"\nERROR: buffer length incorrect after truncate.\n");
+          exit(1);
+        }
+        
+        oggpack_readinit(&o,or);
+
+        /* verify bit count */
+        if(oggpack_bits(&o)!=0){
+          fprintf(stderr,"\nERROR: Read bitcounter not zero!\n");
+          exit(1);
+        }
+        if(oggpack_bytes(&o)!=0){
+          fprintf(stderr,"\nERROR: Read bytecounter not zero!\n");
+          exit(1);
+        }
+
+        bitcount=bitoffset;
+        oggpack_read(&o,bitoffset);
+
+        /* read and compare to original list */
+        for(j=begin;j<begin+ilen;j++){
+	  temp=oggpack_read(&o,len[j]);
+          if(temp==0xffffffffUL){
+            fprintf(stderr,"\nERROR: End of stream too soon! word: %ld,%d\n",
+                    j-begin,ilen);
+            exit(1);
+          }
+          if(temp!=(values[j]&mask[len[j]])){
+            fprintf(stderr,"\nERROR: Incorrect read %lx != %lx, word %ld, len %d\n"
+,
+                    values[j]&mask[len[j]],temp,j-begin,len[j]);
+            exit(1);
+          }
+          bitcount+=len[j];
+          if(oggpack_bits(&o)!=bitcount){
+            fprintf(stderr,"\nERROR: Read bitcounter %d != %ld!\n",
+                    bitcount,oggpack_bits(&o));
+            exit(1);
+          }
+          if(oggpack_bytes(&o)!=(bitcount+7)/8){
+            fprintf(stderr,"\nERROR: Read bytecounter %d != %ld!\n",
+                    (bitcount+7)/8,oggpack_bytes(&o));
+            exit(1);
+          }
+          
+        }
+        _end_verify(count);
+        
+        /* look/adv version */
+        oggpack_readinit(&o,or);
+        bitcount=bitoffset;
+        oggpack_adv(&o,bitoffset);
+
+        /* read and compare to original list */
+        for(j=begin;j<begin+ilen;j++){
+	  temp=oggpack_look(&o,len[j]);
+
+          if(temp==0xffffffffUL){
+            fprintf(stderr,"\nERROR: End of stream too soon! word: %ld\n",
+                    j-begin);
+            exit(1);
+          }
+          if(temp!=(values[j]&mask[len[j]])){
+            fprintf(stderr,"\nERROR: Incorrect look %lx != %lx, word %ld, len %d\n"
+,
+                    values[j]&mask[len[j]],temp,j-begin,len[j]);
+            exit(1);
+          }
+	  oggpack_adv(&o,len[j]);
+          bitcount+=len[j];
+          if(oggpack_bits(&o)!=bitcount){
+            fprintf(stderr,"\nERROR: Look/Adv bitcounter %d != %ld!\n",
+                    bitcount,oggpack_bits(&o));
+            exit(1);
+          }
+          if(oggpack_bytes(&o)!=(bitcount+7)/8){
+            fprintf(stderr,"\nERROR: Look/Adv bytecounter %d != %ld!\n",
+                    (bitcount+7)/8,oggpack_bytes(&o));
+            exit(1);
+          }
+          
+        }
+        _end_verify2(count);
+
+      }
+      ogg_buffer_release(or);
+    }
+  }
+  fprintf(stderr,"\rRandomized testing (LSb)... ok.   \n");
+
+  return(0);
+}  
+#endif
-- 
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