diff options
| author | Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io> | 2023-11-15 14:58:42 +0100 |
|---|---|---|
| committer | Qt Cherry-pick Bot <cherrypick_bot@qt-project.org> | 2023-11-17 05:15:29 +0000 |
| commit | e2cbce919ccefcae2b18f90257d67bc6e24c3c94 (patch) | |
| tree | 3b54ea5c50ce29b90dd8a966ed2dfda7a83bbc9a /src/3rdparty/harfbuzz-ng/src/hb-ot-var-gvar-table.hh | |
| parent | 49bd0a8190eac08d630e37f636eb2da1f8d49a4d (diff) | |
Fixes: QTBUG-119150
Change-Id: I80f21f6f27cce14a1e91e822c3681ec491491ff1
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
(cherry picked from commit 98ca28f7a65b2d4e0a90e2d74448ad6992260a1c)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
(cherry picked from commit 67637f2c4056bccf71a880253eaaaa5f09494cf9)
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-ot-var-gvar-table.hh')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-ot-var-gvar-table.hh | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-var-gvar-table.hh b/src/3rdparty/harfbuzz-ng/src/hb-ot-var-gvar-table.hh index 8ef9f0ec45..1c7a1f6c1e 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-ot-var-gvar-table.hh +++ b/src/3rdparty/harfbuzz-ng/src/hb-ot-var-gvar-table.hh @@ -296,7 +296,9 @@ struct gvar bool sanitize_shallow (hb_sanitize_context_t *c) const { TRACE_SANITIZE (this); - return_trace (c->check_struct (this) && (version.major == 1) && + return_trace (c->check_struct (this) && + hb_barrier () && + (version.major == 1) && sharedTuples.sanitize (c, this, axisCount * sharedTupleCount) && (is_long_offset () ? c->check_array (get_long_offset_array (), c->get_num_glyphs () + 1) : @@ -426,7 +428,10 @@ struct gvar subset_data_size += get_glyph_var_data_bytes (c->source_blob, glyph_count, old_gid).length; } - bool long_offset = subset_data_size & ~0xFFFFu; + bool long_offset = (subset_data_size & ~0xFFFFu); + #ifdef HB_EXPERIMENTAL_API + long_offset = long_offset || (c->plan->flags & HB_SUBSET_FLAGS_IFTB_REQUIREMENTS); +#endif out->flags = long_offset ? 1 : 0; HBUINT8 *subset_offsets = c->serializer->allocate_size<HBUINT8> ((long_offset ? 4 : 2) * (num_glyphs + 1), false); @@ -444,6 +449,8 @@ struct gvar hb_memcpy (tuples, this+sharedTuples, shared_tuple_size); } + /* This ordering relative to the shared tuples array, which puts the glyphVariationData + last in the table, is required when HB_SUBSET_FLAGS_IFTB_REQUIREMENTS is set */ char *subset_data = c->serializer->allocate_size<char> (subset_data_size, false); if (!subset_data) return_trace (false); out->dataZ = subset_data - (char *) out; |