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Al-Qurtas-Islamic-bank-The-Best-Bank-in-Iraq
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[sfnt] Ignore invalid magic number in `head' or `bhed'. 

Other font engines seem to ignore it also.  Problem reported by
Hin-Tak Leung <htl10@users.sourceforge.net>.

* src/sfnt/ttload.c (check_table_dir): Don't abort but warn only if
we have an invalid magic number.
This commit is contained in:
Werner Lemberg 2013-07-18 12:38:57 +02:00
parent 9a7951d99b
commit 274207eb9a
2 changed files with 13 additions and 6 deletions
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10
ChangeLog
View File

@ -1,3 +1,13 @@
2013-07-18 Werner Lemberg <wl@gnu.org>
[sfnt] Ignore invalid magic number in `head' or `bhed'.
Other font engines seem to ignore it also. Problem reported by
Hin-Tak Leung <htl10@users.sourceforge.net>.
* src/sfnt/ttload.c (check_table_dir): Don't abort but warn only if
we have an invalid magic number.
2013-07-16 Werner Lemberg <wl@gnu.org>
[smooth] Fix segfault caused by previous commit.

9
src/sfnt/ttload.c
View File

@ -236,7 +236,8 @@
*/
if ( table.Length < 0x36 )
{
FT_TRACE2(( "check_table_dir: `head' table too small\n" ));
FT_TRACE2(( "check_table_dir:"
" `head' or `bhed' table too small\n" ));
error = FT_THROW( Table_Missing );
goto Exit;
}
@ -246,12 +247,8 @@
goto Exit;
if ( magic != 0x5F0F3CF5UL )
{
FT_TRACE2(( "check_table_dir:"
" no magic number found in `head' table\n"));
error = FT_THROW( Table_Missing );
goto Exit;
}
" invalid magic number in `head' or `bhed' table\n"));
if ( FT_STREAM_SEEK( offset + ( nn + 1 ) * 16 ) )
goto Exit;