tree d25d9d5e8576854e288e1b5d3ac25b7ec9b0dfe3
parent 1167bff3e9a6302687667c6134673e4b3fd13636
author Werner Lemberg <wl@gnu.org> 1570525938 +0200
committer Werner Lemberg <wl@gnu.org> 1570525938 +0200

[woff2] Fix SFNT table checks.

Also reduce number of SFNT table lookups.

Reported as

  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18065

* include/freetype/internal/wofftypes.h (WOFF2_InfoRec): Add fields
`glyf_table', `loca_table', and `head_table'.

* src/sfnt/sfwoff2.c (reconstruct_glyf): Update signature.
Use table pointers in `info' parameter.
(get_x_mins): Check `maxp_table'
Use table pointers in `info' parameter.
(reconstruct_font):  Use and set table pointers in `info' parameter.
Fix check for `glyf' and `loca' tables.
Update call to `reconstruct_glyf'.
(woff2_open_font): Updated.