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Diffstat (limited to '')
-rw-r--r-- | gfx/harfbuzz/src/hb-limits.hh | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/gfx/harfbuzz/src/hb-limits.hh b/gfx/harfbuzz/src/hb-limits.hh new file mode 100644 index 0000000000..0f60e9e210 --- /dev/null +++ b/gfx/harfbuzz/src/hb-limits.hh @@ -0,0 +1,109 @@ +/* + * Copyright © 2022 Behdad Esfahbod + * + * This is part of HarfBuzz, a text shaping library. + * + * Permission is hereby granted, without written agreement and without + * license or royalty fees, to use, copy, modify, and distribute this + * software and its documentation for any purpose, provided that the + * above copyright notice and the following two paragraphs appear in + * all copies of this software. + * + * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES + * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN + * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * + * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS + * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO + * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. + */ + +#ifndef HB_LIMITS_HH +#define HB_LIMITS_HH + +#include "hb.hh" + + +#ifndef HB_BUFFER_MAX_LEN_FACTOR +#define HB_BUFFER_MAX_LEN_FACTOR 64 +#endif +#ifndef HB_BUFFER_MAX_LEN_MIN +#define HB_BUFFER_MAX_LEN_MIN 16384 +#endif +#ifndef HB_BUFFER_MAX_LEN_DEFAULT +#define HB_BUFFER_MAX_LEN_DEFAULT 0x3FFFFFFF /* Shaping more than a billion chars? Let us know! */ +#endif + +#ifndef HB_BUFFER_MAX_OPS_FACTOR +#define HB_BUFFER_MAX_OPS_FACTOR 1024 +#endif +#ifndef HB_BUFFER_MAX_OPS_MIN +#define HB_BUFFER_MAX_OPS_MIN 16384 +#endif +#ifndef HB_BUFFER_MAX_OPS_DEFAULT +#define HB_BUFFER_MAX_OPS_DEFAULT 0x1FFFFFFF /* Shaping more than a billion operations? Let us know! */ +#endif + + +#ifndef HB_MAX_NESTING_LEVEL +#define HB_MAX_NESTING_LEVEL 64 +#endif + + +#ifndef HB_MAX_CONTEXT_LENGTH +#define HB_MAX_CONTEXT_LENGTH 64 +#endif + +#ifndef HB_CLOSURE_MAX_STAGES +/* + * The maximum number of times a lookup can be applied during shaping. + * Used to limit the number of iterations of the closure algorithm. + * This must be larger than the number of times add_gsub_pause() is + * called in a collect_features call of any shaper. + */ +#define HB_CLOSURE_MAX_STAGES 12 +#endif + +#ifndef HB_MAX_SCRIPTS +#define HB_MAX_SCRIPTS 500 +#endif + +#ifndef HB_MAX_LANGSYS +#define HB_MAX_LANGSYS 2000 +#endif + +#ifndef HB_MAX_LANGSYS_FEATURE_COUNT +#define HB_MAX_LANGSYS_FEATURE_COUNT 50000 +#endif + +#ifndef HB_MAX_FEATURE_INDICES +#define HB_MAX_FEATURE_INDICES 1500 +#endif + +#ifndef HB_MAX_LOOKUP_VISIT_COUNT +#define HB_MAX_LOOKUP_VISIT_COUNT 35000 +#endif + + +#ifndef HB_GLYF_MAX_POINTS +#define HB_GLYF_MAX_POINTS 20000 +#endif + +#ifndef HB_GLYF_MAX_EDGE_COUNT +#define HB_GLYF_MAX_EDGE_COUNT 1024 +#endif + +#ifndef HB_CFF_MAX_OPS +#define HB_CFF_MAX_OPS 10000 +#endif + +#ifndef HB_COLRV1_MAX_EDGE_COUNT +#define HB_COLRV1_MAX_EDGE_COUNT 1024 +#endif + + +#endif /* HB_LIMITS_HH */ |