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[freetype2] master 36a905e: * src/truetype/ttpload.c (tt_face_load_hdmx)
From: |
Werner Lemberg |
Subject: |
[freetype2] master 36a905e: * src/truetype/ttpload.c (tt_face_load_hdmx): Added comments. |
Date: |
Fri, 26 Nov 2021 09:17:04 -0500 (EST) |
branch: master
commit 36a905e17425af668d2db882fd33ee598b404ed6
Author: Alexei Podtelezhnikov <apodtele@gmail.com>
Commit: Alexei Podtelezhnikov <apodtele@gmail.com>
* src/truetype/ttpload.c (tt_face_load_hdmx): Added comments.
---
src/truetype/ttpload.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/src/truetype/ttpload.c b/src/truetype/ttpload.c
index c1ce0d6..71db75a 100644
--- a/src/truetype/ttpload.c
+++ b/src/truetype/ttpload.c
@@ -555,7 +555,7 @@
if ( record_size >= 0xFFFF0000UL )
record_size &= 0xFFFFU;
- FT_TRACE2(( "Hdmx ", num_records, record_size ));
+ FT_TRACE2(( "Hdmx " ));
/* The limit for `num_records' is a heuristic value. */
if ( num_records > 255 || num_records == 0 )
@@ -564,18 +564,21 @@
goto Fail;
}
- /* Out-of-spec tables are rejected. */
- if ( (FT_Long)record_size != ( ( face->root.num_glyphs + 5 ) & ~3 ) )
+ /* Out-of-spec tables are rejected. The record size must be */
+ /* equal to the number of glyphs + 2 + 32-bit padding. */
+ if ( (FT_Long)record_size != ( ( face->root.num_glyphs + 2 + 3 ) & ~3 ) )
{
FT_TRACE2(( "with record size off by %ld bytes rejected\n",
- (FT_Long)record_size -
- ( ( face->root.num_glyphs + 5 ) & ~3 ) ));
+ (FT_Long)record_size -
+ ( ( face->root.num_glyphs + 2 + 3 ) & ~3 ) ));
goto Fail;
}
if ( FT_QNEW_ARRAY( face->hdmx_record_sizes, num_records ) )
goto Fail;
+ /* XXX: We do not check if the records are sorted by ppem */
+ /* and cannot use binary search later. */
for ( nn = 0; nn < num_records; nn++ )
{
if ( p + record_size > limit )
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- [freetype2] master 36a905e: * src/truetype/ttpload.c (tt_face_load_hdmx): Added comments.,
Werner Lemberg <=