From e05650dfaef60c432fc705d1060ac950e9d31fd6 Mon Sep 17 00:00:00 2001
From: Monty <xiphmont@xiph.org>
Date: Sat, 5 Feb 2000 23:31:50 +0000
Subject: [PATCH] Added unit tests for bitwise read past end.

Monty

svn path=/trunk/vorbis/; revision=249
---
 lib/bitwise.c | 40 +++++++++++++++++++++++++++++++++++++++-
 lib/psy.h     |  9 ++++++++-
 2 files changed, 47 insertions(+), 2 deletions(-)

diff --git a/lib/bitwise.c b/lib/bitwise.c
index 37599b6..77b38e2 100644
--- a/lib/bitwise.c
+++ b/lib/bitwise.c
@@ -12,7 +12,7 @@
  ********************************************************************
 
   function: packing variable sized words into an octet stream
-  last mod: $Id: bitwise.c,v 1.7 2000/02/05 23:23:56 xiphmont Exp $
+  last mod: $Id: bitwise.c,v 1.8 2000/02/05 23:31:49 xiphmont Exp $
 
  ********************************************************************/
 
@@ -363,7 +363,45 @@ int main(void){
 
   fprintf(stderr,"\nSingle bit unclicpped packing: ");
   cliptest(testbuffer3,test3size,1,six,sixsize);
+  fprintf(stderr,"ok.");
+
+  fprintf(stderr,"\nTesting read past end: ");
+  _oggpack_readinit(&r,"\0\0\0\0\0\0\0\0",8);
+  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);
+  }
+  _oggpack_readinit(&r,"\0\0\0\0\0\0\0\0",8);
+  if(_oggpack_read(&r,30)!=0 || _oggpack_read(&r,16)!=0){
+      fprintf(stderr,"failed 2; got -1 prematurely.\n");
+      exit(1);
+  }
+
+  if(_oggpack_look(&r,18)!=0 ||
+     _oggpack_look(&r,18)!=0){
+    fprintf(stderr,"failed 3; got -1 prematurely.\n");
+      exit(1);
+  }
+  if(_oggpack_look(&r,19)!=-1 ||
+     _oggpack_look(&r,19)!=-1){
+    fprintf(stderr,"failed; read past end without -1.\n");
+      exit(1);
+  }
+  if(_oggpack_look(&r,32)!=-1 ||
+     _oggpack_look(&r,32)!=-1){
+    fprintf(stderr,"failed; read past end without -1.\n");
+      exit(1);
+  }
   fprintf(stderr,"ok.\n\n");
+
+
   return(0);
 }  
 #endif
diff --git a/lib/psy.h b/lib/psy.h
index f08d47c..5e7335b 100644
--- a/lib/psy.h
+++ b/lib/psy.h
@@ -12,7 +12,7 @@
  ********************************************************************
 
  function: random psychoacoustics (not including preecho)
- last mod: $Id: psy.h,v 1.8 2000/01/28 15:25:11 xiphmont Exp $
+ last mod: $Id: psy.h,v 1.9 2000/02/05 23:31:50 xiphmont Exp $
 
  ********************************************************************/
 
@@ -26,6 +26,13 @@ typedef struct {
   double *maskthresh;
   double *barknum;
 
+  int    framebegin;
+  int    frameend;
+  int    subframelen;
+  int    elements[4];
+  double cutoffs[4];
+  int    quantval[4];
+
 } vorbis_look_psy;
 
 extern void   _vp_psy_init(vorbis_look_psy *p,vorbis_info_psy *vi,int n,long rate);
-- 
2.7.4