From ada0be365c21b6c28ad878d93d5473dcb9c9a011 Mon Sep 17 00:00:00 2001
From: kramm <kramm>
Date: Thu, 21 Oct 2004 17:42:00 +0000
Subject: [PATCH] added bit checking in swf_ShapeSetCurve().

---
 lib/modules/swfshape.c |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/modules/swfshape.c b/lib/modules/swfshape.c
index 30c57d8..850bead 100644
--- a/lib/modules/swfshape.c
+++ b/lib/modules/swfshape.c
@@ -470,6 +470,11 @@ int swf_ShapeSetCurve(TAG * t,SHAPE * s,S32 x,S32 y,S32 ax,S32 ay)
   b = swf_CountBits(x,b);
   b = swf_CountBits(y,b);
 
+  if(b-2 >= 16) {
+	fprintf(stderr, "Bit overflow in swf_ShapeSetCurve- %d (%d,%d,%d,%d)\n", b, ax,ay,x,y);
+	b = 17;
+  }
+
   swf_SetBits(t,b-2,4);
   swf_SetBits(t,x,b);
   swf_SetBits(t,y,b);
-- 
1.7.10.4