Behdad Esfahbod
3723b8544b
[cff] Better max op counting
2022-07-18 14:00:14 -06:00
Behdad Esfahbod
3c84aa8416
[cff] Add a max work counter
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Set to 10,000 per interpretation right now.
Fixes https://github.com/harfbuzz/harfbuzz/issues/3700
Fixes https://oss-fuzz.com/testcase-detail/5667125715927040
2022-07-18 13:57:59 -06:00
Behdad Esfahbod
bff78e6515
[cff] Convert interpretation environment to use constructor
2022-05-10 16:50:38 -06:00
Behdad Esfahbod
8fd70362fa
[cff] Use hb_ubytes_t() instead of Null(hb_ubytes_t)
2022-05-10 16:17:20 -06:00
Behdad Esfahbod
b31ef081db
Revert "[cff] Add an unlikely()"
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This reverts commit 9ba9adb7ed
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This shows slowdown in benchmarks.
2022-05-10 14:52:40 -06:00
Behdad Esfahbod
9ba9adb7ed
[cff] Add an unlikely()
2022-05-10 14:43:00 -06:00
Behdad Esfahbod
8aa54aaca2
[cff] Replace byte_str_t with hb_bytes_t use
2022-05-09 17:34:58 -06:00
Behdad Esfahbod
8d24ac2662
[cff] Remove init/fini from number_t
2022-01-18 13:14:42 -07:00
Ebrahim Byagowi
2be859d289
minor, replace nullptr checks with implicit ones
2020-04-21 00:30:34 +04:30
Ebrahim Byagowi
2dda6dd744
minor, tweak spacing
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turn 8 spaces to tab, add space before Null/Crap
2020-04-20 16:18:29 +04:30
Khaled Hosny
57da16bc59
[cff] Check rcurveline and rlinecurve arguments
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Make sure the number of arguments is not too many or too few, otherwise
skip the command.
2019-11-18 20:46:05 +02:00
Khaled Hosny
9f1524ce83
[cff] Fix a typo in processing rlinecurve
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We want to process all pairs of arguments except the last 6 as lines, so
should have been subtracting 6 here, otherwise if the number of
arguments happens to be multiples of 6 they will be all treated as
curves.
See https://github.com/harfbuzz/harfbuzz/pull/2016#issuecomment-554640098
2019-11-18 20:46:05 +02:00
Ebrahim Byagowi
9fea6b4dd4
[amalgam] Use it in cmake port and fix conflicts ( #1812 )
2019-07-05 18:46:41 +04:30
Michiharu Ariza
01832fd16b
alternate fix for https://crbug.com/971933
2019-06-26 15:59:00 -07:00
Ebrahim Byagowi
9b853f755d
[cff] Use switch on multi-format structs ( #1762 )
2019-06-09 11:49:25 +04:30
Michiharu Ariza
02ae2591d9
initialize return param subr_num in popSubrNum
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also snake_cased popSubrtNum and other surrounding function names
2019-05-08 13:44:03 -07:00
Behdad Esfahbod
750d5af48e
Make compiler happy with -Og
2019-05-08 12:10:00 -07:00
Ebrahim Byagowi
92588782d7
Remove space between right angle brackets now that we have C++11 ( #1689 )
2019-04-30 13:05:10 -07:00
Michiharu Ariza
28917e58f9
init interp_env_t::hintmask_size
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fixes issue #1547
2019-01-18 09:43:51 -08:00
Michiharu Ariza
29f0b6bce7
CFF renaming ( #1507 )
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* reimplement ByteStr as byte_str_t based on hb_ubytes_t
Unuse start_embed<ByteStr>
Also renamed SubByteStr to byte_str_ref_t
More renaming to come
* substr renamed to str_ref in line with its type byte_str_ref_t
* uncamelize non-table struct names
* uncamelized non-struct types OpCode etc
* add byte_str_t copy ctor
* test
* test2
* undo tests
* fix bot failure
* undo the previous change
* fixed tabs, added inline
* Revert "fixed tabs, added inline"
This reverts commit 21163c30e9
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* fix tabs
2018-12-22 10:47:04 -05:00
Ebrahim Byagowi
e412008599
Remove redundant void from C++ sources ( #1486 )
2018-12-17 13:01:01 -05:00
Ebrahim Byagowi
b2ebaa9afa
Remove redundant 'inline' from methods ( #1483 )
2018-12-16 14:08:10 -05:00
Michiharu Ariza
32cc46c75a
[CFF] fix oss-fuzz issue 11670: NULL dereference ( #1450 )
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* guard against no subr access
* code tweak
* add minimized testcase for oss-fuzz 11670 (Null deference)
2018-12-05 09:02:34 +03:30
Behdad Esfahbod
825df6dbc7
[CFF] Change spaces to tabs
2018-11-30 23:04:59 -05:00
Behdad Esfahbod
592f39b3c4
[CFF] Whitespace
2018-11-30 22:54:57 -05:00
Michiharu Ariza
3787c07856
Implemented seac for extents & subset along with API tests
2018-11-14 13:38:03 -08:00
Michiharu Ariza
0dfa584cb4
changed Adobe company name
2018-11-12 08:47:07 -08:00
Michiharu Ariza
d56e338a90
CFF1 no-desubroutinize + no-hinting
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no-desubroutinize option is disabled for now
code cleanup (esp. CFF1 width handling)
bug fixes & renaming
2018-10-31 22:30:34 -07:00
Michiharu Ariza
8679d02b4b
implement flex ops for glyph extents/subset
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also removed unused CSInterpEnv::move_[xy]_with_arg
fixed bug a width being left over on argStack with CFF1
2018-10-18 13:04:21 -07:00
Michiharu Ariza
7d99a6cef8
overhauled error handling in CFF interpreter
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minimized "if (error) return false" idiom
2018-10-12 02:16:07 -07:00
Michiharu Ariza
b51418f596
added CFF2 get_extents
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added source hb-ot-cff2-table.cc
augmented VariationData to return scalars
misc bug fixes, renaming, cleanup
2018-10-08 15:05:36 -07:00
Michiharu Ariza
51d5bf4ca2
silence warnings
2018-10-02 14:38:06 -07:00
Michiharu Ariza
76e54d2bd8
fixed subroutinized CFF2 flattening
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and some code cleanup
2018-09-21 12:16:36 -07:00
Michiharu Ariza
ebeccf3e63
fixed char widths & standard Encoding in subset CFF
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also merged flush_n_args to flush_args into one
takes start index of the arguments on stack instead of count
2018-09-18 17:24:30 -07:00
Michiharu Ariza
e75e7224c9
include curve control points in extents
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this makes results consistent with FT
also optimized handling of path end points
2018-09-17 15:34:39 -07:00
Michiharu Ariza
c0c85b852d
implemented get_glyph_extents with CFF1
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Implemented path operators in a new struct PathProc hooked up to CSOpSet
Added current point to CSInterpEnv
2018-09-17 11:14:56 -07:00
Michiharu Ariza
fcf177885b
templatized ArgStack as a prep to store blends
2018-08-31 16:28:47 -07:00
Michiharu Ariza
968168bf0e
drop hints from CFF1 charstrings
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renamed confusing Stack.size to Stack.count
2018-08-31 13:28:16 -07:00
Michiharu Ariza
8c5e03b541
Added drop_hints to SubrFlattener
2018-08-30 17:21:56 -07:00
Michiharu Ariza
1d1afddfd2
corrected preprocessor guards
2018-08-29 13:36:39 -07:00
Michiharu Ariza
8af9690ac7
Merge branch 'master' into cff-subset
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Renamed cff "private" source/headers without the suffix
2018-08-29 13:26:17 -07:00