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[open-type] Don't memset 0 in serialize for ArrayOf family 

Not necessary.
This commit is contained in:
Behdad Esfahbod 2022-12-01 15:18:59 -07:00
parent 70ac6dfb28
commit 5fd2f255fc
1 changed files with 10 additions and 10 deletions
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20
src/hb-open-type.hh
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@ -493,10 +493,10 @@ struct UnsizedArrayOf
void qsort (unsigned int len, unsigned int start = 0, unsigned int end = (unsigned int) -1)
{ as_array (len).qsort (start, end); }
bool serialize (hb_serialize_context_t *c, unsigned int items_len)
bool serialize (hb_serialize_context_t *c, unsigned int items_len, bool clear = true)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend (this, items_len))) return_trace (false);
if (unlikely (!c->extend_size (this, get_size (items_len), clear))) return_trace (false);
return_trace (true);
}
template <typename Iterator,
@ -505,7 +505,7 @@ struct UnsizedArrayOf
{
TRACE_SERIALIZE (this);
unsigned count = items.len ();
if (unlikely (!serialize (c, count))) return_trace (false);
if (unlikely (!serialize (c, count, false))) return_trace (false);
/* TODO Umm. Just exhaust the iterator instead? Being extra
* cautious right now.. */
for (unsigned i = 0; i < count; i++, ++items)
@ -665,12 +665,12 @@ struct ArrayOf
void qsort ()
{ as_array ().qsort (); }
HB_NODISCARD bool serialize (hb_serialize_context_t *c, unsigned items_len)
HB_NODISCARD bool serialize (hb_serialize_context_t *c, unsigned items_len, bool clear = true)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (this))) return_trace (false);
c->check_assign (len, items_len, HB_SERIALIZE_ERROR_ARRAY_OVERFLOW);
if (unlikely (!c->extend (this))) return_trace (false);
if (unlikely (!c->extend_size (this, get_size (), clear))) return_trace (false);
return_trace (true);
}
template <typename Iterator,
@ -679,7 +679,7 @@ struct ArrayOf
{
TRACE_SERIALIZE (this);
unsigned count = items.len ();
if (unlikely (!serialize (c, count))) return_trace (false);
if (unlikely (!serialize (c, count, false))) return_trace (false);
/* TODO Umm. Just exhaust the iterator instead? Being extra
* cautious right now.. */
for (unsigned i = 0; i < count; i++, ++items)
@ -827,21 +827,21 @@ struct HeadlessArrayOf
const Type *begin () const { return arrayZ; }
const Type *end () const { return arrayZ + get_length (); }
bool serialize (hb_serialize_context_t *c, unsigned int items_len)
HB_NODISCARD bool serialize (hb_serialize_context_t *c, unsigned int items_len, bool clear = true)
{
TRACE_SERIALIZE (this);
if (unlikely (!c->extend_min (this))) return_trace (false);
c->check_assign (lenP1, items_len + 1, HB_SERIALIZE_ERROR_ARRAY_OVERFLOW);
if (unlikely (!c->extend (this))) return_trace (false);
if (unlikely (!c->extend_size (this, get_size (), clear))) return_trace (false);
return_trace (true);
}
template <typename Iterator,
hb_requires (hb_is_source_of (Iterator, Type))>
bool serialize (hb_serialize_context_t *c, Iterator items)
HB_NODISCARD bool serialize (hb_serialize_context_t *c, Iterator items)
{
TRACE_SERIALIZE (this);
unsigned count = items.len ();
if (unlikely (!serialize (c, count))) return_trace (false);
if (unlikely (!serialize (c, count, false))) return_trace (false);
/* TODO Umm. Just exhaust the iterator instead? Being extra
* cautious right now.. */
for (unsigned i = 0; i < count; i++, ++items)