* src/cff/cffobjs.c (cff_face_init): A CFF within an SFNT can have

ChangeLog

@@ -1,3 +1,9 @@
+2004-12-27  Werner Lemberg  <wl@gnu.org>
+
+	* src/cff/cffobjs.c (cff_face_init): A CFF within an SFNT can have
+	only a single font.  This is undocumented but has been verified on
+	the opentype list.
+
 2004-12-26  Werner Lemberg  <wl@gnu.org>
 
 	* Jamfile (FT2_COMPONENTS): Add `otvalid'.

src/cff/cffobjs.c

@@ -367,6 +367,7 @@
     FT_Bool             pure_cff    = 1;
     FT_Bool             sfnt_format = 0;
 
+
 #if 0
     FT_FACE_FIND_GLOBAL_SERVICE( face, sfnt,     SFNT );
     FT_FACE_FIND_GLOBAL_SERVICE( face, psnames,  POSTSCRIPT_NAMES );
@@ -404,6 +405,14 @@
       if ( face_index < 0 )
         return CFF_Err_Ok;
 
+      /* UNDOCUMENTED!  A CFF in an SFNT can have only a single font. */
+      if ( face_index > 0 )
+      {
+        FT_ERROR(( "cff_face_init: invalid face index\n" ));
+        error = CFF_Err_Invalid_Argument;
+        goto Exit;
+      }
+
       sfnt_format = 1;
 
       /* now, the font can be either an OpenType/CFF font, or an SVG CEF */