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| author | Werner Lemberg <wl@gnu.org> | 2015-10-15 21:50:15 +0200 |
|---|---|---|
| committer | Werner Lemberg <wl@gnu.org> | 2015-10-15 21:50:15 +0200 |
| commit | 24a1fcdfce4e3c1d83596c691b2d2545e380a46e (patch) | |
| tree | e27f471b48b1764db9652ba14d96198d563b436b /devel | |
| parent | 911171ac49df97096fd2fe7fc393a898d71192df (diff) | |
| download | freetype2-24a1fcdfce4e3c1d83596c691b2d2545e380a46e.tar.gz | |
[truetype] Add TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES (#46208).
* devel/ftoption.h, include/freetype/config/ftoption.h
(TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES): New configuration macro.
* src/truetype/ttinterp.c (MAX_RUNNABLE_OPCODES): Removed.
(TT_RunIns): Updated.
Diffstat (limited to 'devel')
| -rw-r--r-- | devel/ftoption.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/devel/ftoption.h b/devel/ftoption.h index d4d12451a..0eb832405 100644 --- a/devel/ftoption.h +++ b/devel/ftoption.h @@ -693,6 +693,17 @@ FT_BEGIN_HEADER /*************************************************************************/ + /* */ + /* Option TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES controls the maximum */ + /* number of bytecode instructions executed for a single run of the */ + /* bytecode interpreter, needed to prevent infinite loops. You don't */ + /* want to change this except for very special situations (e.g., making */ + /* a library fuzzer spend less time to handle broken fonts). */ + /* */ +#define TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES 1000000L + + + /*************************************************************************/ /*************************************************************************/ /**** ****/ /**** T Y P E 1 D R I V E R C O N F I G U R A T I O N ****/ |