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fixed hb-shape-fuzzer failures in get_sid

This commit is contained in:
blueshade7 2019-11-16 19:47:31 -08:00 committed by Behdad Esfahbod
parent e26df436bc
commit 59fe379797
1 changed files with 3 additions and 2 deletions
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5
src/hb-ot-cff1-table.hh
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@ -545,8 +545,9 @@ struct Charset
} }
} }
hb_codepoint_t get_sid (hb_codepoint_t glyph) const hb_codepoint_t get_sid (hb_codepoint_t glyph, unsigned int num_glyphs) const
{ {
if (unlikely (glyph >= num_glyphs)) return 0;
switch (format) switch (format)
{ {
case 0: return u.format0.get_sid (glyph); case 0: return u.format0.get_sid (glyph);
@ -1216,7 +1217,7 @@ struct cff1
hb_codepoint_t glyph_to_sid (hb_codepoint_t glyph) const hb_codepoint_t glyph_to_sid (hb_codepoint_t glyph) const
{ {
if (charset != &Null(Charset)) if (charset != &Null(Charset))
return charset->get_sid (glyph); return charset->get_sid (glyph, num_glyphs);
else else
{ {
hb_codepoint_t sid = 0; hb_codepoint_t sid = 0;