organicmaps/harfbuzz
13
Fork 0
mirror of https://github.com/harfbuzz/harfbuzz.git synced 2025-04-14 17:13:40 +00:00
Code Issues 1 Projects Releases Wiki Activity Actions

[buffer] Buffer start <= end <= len requirement in (de-)serialize

Browse source
This commit is contained in:
Behdad Esfahbod 2020-10-09 17:58:57 -06:00
parent 3b64122a7f
commit 8f5d8b155c
1 changed files with 4 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
src/hb-buffer-serialize.cc
View file

@ -464,7 +464,8 @@ hb_buffer_serialize_glyphs (hb_buffer_t *buffer,
hb_buffer_serialize_format_t format,
hb_buffer_serialize_flags_t flags)
{
assert (start <= end && end <= buffer->len);
end = hb_clamp (end, start, buffer->len);
start = hb_min (start, end);
unsigned int sconsumed;
if (!buf_consumed)
@ -561,7 +562,8 @@ hb_buffer_serialize_unicode (hb_buffer_t *buffer,
hb_buffer_serialize_format_t format,
hb_buffer_serialize_flags_t flags)
{
assert (start <= end && end <= buffer->len);
end = hb_clamp (end, start, buffer->len);
start = hb_min (start, end);
unsigned int sconsumed;
if (!buf_consumed)