[truetype] Fix `loca' handling for inconsistent number of glyphs. Reported by Johnson Y. Yan <yinsen_yan@foxitsoftware.com>. * src/truetype/ttpload.c (tt_face_load_loca): While sanitizing, handle case where `loca' is the last table in the font.
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diff --git a/ChangeLog b/ChangeLog
index 10d4631..2b292ad 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,13 @@
2010-11-18 Werner Lemberg <wl@gnu.org>
+ [truetype] Fix `loca' handling for inconsistent number of glyphs.
+ Reported by Johnson Y. Yan <yinsen_yan@foxitsoftware.com>.
+
+ * src/truetype/ttpload.c (tt_face_load_loca): While sanitizing,
+ handle case where `loca' is the last table in the font.
+
+2010-11-18 Werner Lemberg <wl@gnu.org>
+
[sfnt] Ignore all errors while loading `OS/2' table.
Suggested by Johnson Y. Yan <yinsen_yan@foxitsoftware.com>.
diff --git a/src/truetype/ttpload.c b/src/truetype/ttpload.c
index c531733..68a5453 100644
--- a/src/truetype/ttpload.c
+++ b/src/truetype/ttpload.c
@@ -4,7 +4,7 @@
/* */
/* TrueType-specific tables loader (body). */
/* */
-/* Copyright 1996-2001, 2002, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -137,6 +137,12 @@
dist = diff;
}
+ if ( entry == limit )
+ {
+ /* `loca' is the last table */
+ dist = stream->size - pos;
+ }
+
if ( new_loca_len <= dist )
{
face->num_locations = face->root.num_glyphs;
@@ -307,7 +313,7 @@
FT_Short* limit = cur + face->cvt_size;
- for ( ; cur < limit; cur++ )
+ for ( ; cur < limit; cur++ )
*cur = FT_GET_SHORT();
}