From: kramm <kramm>
Date: Tue, 14 Sep 2004 16:26:58 +0000 (+0000)
Subject: added overflow checking for text coordinates.
X-Git-Tag: xpdf-3-00~10
X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=commitdiff_plain;h=e29b8eb23fc41253809ea4bc090007f80ef3f708

added overflow checking for text coordinates.
---

diff --git a/lib/modules/swftext.c b/lib/modules/swftext.c
index c4b162f..a01e10b 100644
--- a/lib/modules/swftext.c
+++ b/lib/modules/swftext.c
@@ -1020,10 +1020,16 @@ int swf_TextSetInfoRecord(TAG * t, SWFFONT * font, U16 size, RGBA * color, int d
 	else
 	    swf_SetRGB(t, color);
     }
-    if (dx)
+    if (dx) {
+	if(dx>32767 || dx<-32768)
+	    fprintf(stderr, "Warning: Horizontal char position overflow: %d\n", dx);
 	swf_SetS16(t, dx);
-    if (dy)
+    }
+    if (dy) {
+	if(dy>32767 || dy<-32768)
+	    fprintf(stderr, "Warning: Vertical char position overflow: %d\n", dy);
 	swf_SetS16(t, dy);
+    }
     if (font)
 	swf_SetU16(t, size);