shithub: freetype+ttf2subf

Info  •  Files  •  Log  •  Branches

[pshinter] Ensure all point flags are initialized.

Only off curve point flags were fully initialized.

* src/pshinter/pshalgo.c (psh_glyph_init): always initialize flags.

Fixes: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43930

git/fs: mount .git/fs: mount/attach disallowed

--- a/src/pshinter/pshalgo.c

+++ b/src/pshinter/pshalgo.c

@@ -1228,8 +1228,9 @@

         FT_Pos  dxi, dyi, dxo, dyo;

+        point->flags = 0;

         if ( !( outline->tags[n] & FT_CURVE_TAG_ON ) )

-          point->flags = PSH_POINT_OFF;

+          psh_point_set_off( point );

         dxi = vec[n].x - vec[n_prev].x;

         dyi = vec[n].y - vec[n_prev].y;

@@ -1242,14 +1243,14 @@

         point->dir_out = psh_compute_dir( dxo, dyo );

         /* detect smooth points */

-        if ( point->flags & PSH_POINT_OFF )

-          point->flags |= PSH_POINT_SMOOTH;

+        if ( psh_point_is_off( point ) )

+          psh_point_set_smooth( point );

         else if ( point->dir_in == point->dir_out )

         {

           if ( point->dir_out != PSH_DIR_NONE           ||

                psh_corner_is_flat( dxi, dyi, dxo, dyo ) )

-            point->flags |= PSH_POINT_SMOOTH;

+            psh_point_set_smooth( point );

         }

       }

     }