Commit Graph

8426 Commits

Author SHA1 Message Date
Ebrahim Byagowi 1683bb2c93
[glyf] minor 2018-12-08 13:57:39 +03:30
Ebrahim Byagowi f7cfe99815
[os2] Move typometrics detection logic to the table (#1465) 2018-12-08 13:40:44 +03:30
Ebrahim Byagowi 47cf9a9633
Apply non-controversial parts of ot-style (#1464)
Things to be used in https://github.com/harfbuzz/harfbuzz/pull/1459
2018-12-08 10:20:25 +03:30
Michiharu Ariza 4d809696ef fix for issue #1447 (#1462)
Added case for OpCode_BaseFontName. This opcode in spec but practically unused.
Added a comment for default case which can't be hit
2018-12-07 20:49:39 -08:00
Ebrahim Byagowi 1abd4fcaec
[fdsc] minor 2018-12-07 22:34:12 +03:30
Michiharu Ariza 59345cdef3 [CFF] Refix oss-fuzz 11714: set_blends (PR #1458) (#1460)
* pass subarray of stack to set_blends

* get_subarray to return a value, not ref

* restored error check (with tweak)
2018-12-06 13:36:26 -08:00
Behdad Esfahbod 20245f0000 Fix likely check
Ouch!
2018-12-06 10:27:37 -08:00
Behdad Esfahbod d866e905fd Add default value to first argument of sub_array() 2018-12-06 10:26:32 -08:00
Behdad Esfahbod f1352f7486 Add sub_array to hb_vector_t 2018-12-06 10:21:17 -08:00
Behdad Esfahbod ca23b71935 Add default-value for second arg of sub_array() 2018-12-06 10:21:17 -08:00
Ebrahim Byagowi 6ad3fcddaf
Merge pull request #1458 from harfbuzz/cff-check-blends
[CFF] oss-fuzz issue 11714: set_blends
2018-12-06 10:21:00 +03:30
Michiharu Ariza ae087d10c2 add minimized test case for oss-fuzz issue 11714 2018-12-05 21:47:34 -08:00
Michiharu Ariza 1ccbdcf73b Merge branch 'master' into cff-check-blends 2018-12-05 21:37:38 -08:00
Michiharu Ariza 14d29a1043 check number of blends against args on stack 2018-12-05 21:33:29 -08:00
Ebrahim Byagowi f95324a335
Merge pull request #1457 from harfbuzz/cff-varstore-sanitize
[CFF] oss-fuzz issue 11713 (CFF2VariationStore::serialize)
2018-12-06 08:33:44 +03:30
Behdad Esfahbod 6727c4b6f0
Merge pull request #1456 from harfbuzz/cff-subr-sanitize
[CFF] fix oss-fuzz issue 11691 (BlendArg::set_blends)
2018-12-05 17:37:21 -08:00
Michiharu Ariza 9d8f3b0dfb add minimized test case for oss-fuzz issue 11713 2018-12-05 17:14:51 -08:00
Michiharu Ariza c31092ab34 sanitize variationStore in CFF2 against its size 2018-12-05 17:04:55 -08:00
Michiharu Ariza 34e3ef8ff3 Merge branch 'master' into cff-subr-sanitize 2018-12-05 15:50:05 -08:00
Michiharu Ariza 72d8f76368 add minimized test case for oss-fuzz issue 11691 2018-12-05 15:49:11 -08:00
Behdad Esfahbod d9dabc00e9
Merge pull request #1454 from harfbuzz/cff-fixbcd
[CFF] fix oss-fuzz issue 11674: parse_bcd
2018-12-05 15:39:34 -08:00
Behdad Esfahbod 81cfd3c775
Merge pull request #1455 from harfbuzz/cff-strinc_assert
[CFF] fix oss-fuzz issue 11675 (ASSERT: count <= str.len)
2018-12-05 15:37:15 -08:00
Michiharu Ariza 6dcfda92c1 sanitize CFF1 & CFF2 global subrs 2018-12-05 15:07:46 -08:00
Michiharu Ariza 6708c5595f fix oss-fuzz issue 11675 (ASSERT: count <= str.len)
Also added an additional error check to avail ()
2018-12-05 12:51:18 -08:00
Michiharu Ariza 010e2ddb38 minimized test case for oss-fuzz issue 11674 2018-12-05 12:23:58 -08:00
Michiharu Ariza 2cb9d4c183 Merge branch 'master' into cff-fixbcd 2018-12-05 11:25:29 -08:00
Michiharu Ariza a5fa843c74 fixed a bug with fractional part in a negative value 2018-12-05 11:18:16 -08:00
Ebrahim Byagowi 8394a6cb25
[os2] Make newer table fields accessible (#1452) 2018-12-05 15:23:41 +03:30
Ebrahim Byagowi 5ab086ebb1 [fdsc] Implement the table parsing
Related to https://github.com/harfbuzz/harfbuzz/issues/1337

May used in addition to an API related to STAT.

Lots of Apple fonts have it.
2018-12-05 14:48:31 +03:30
Ebrahim Byagowi 8f80e53341 [gasp] Implement the table parsing
May or may not be used in https://github.com/harfbuzz/harfbuzz/pull/1432
2018-12-05 14:48:31 +03:30
Ebrahim Byagowi 79e7e3445e
Merge pull request #1449 from harfbuzz/cff-fixcharset
[CFF] fix for oss-fuzz 11657: Charset overrun
2018-12-05 13:25:18 +03:30
Ebrahim Byagowi cf4b7db6b1
Merge pull request #1448 from harfbuzz/cff-leak
[CFF] fix leak: oss-fuzz 11662
2018-12-05 13:23:23 +03:30
Michiharu Ariza 620d1ef588 fix unsigned long const 2018-12-05 00:36:11 -08:00
Michiharu Ariza 28dfb4c142 fix signed/unsigned comparison 2018-12-05 00:26:03 -08:00
Michiharu Ariza f9cee08edd use sized int types in parse_bcd 2018-12-04 23:58:26 -08:00
Michiharu Ariza c01a5f32a3 refix 2018-12-04 23:23:23 -08:00
Michiharu Ariza 755fefc921 fix bug 2018-12-04 23:18:28 -08:00
Michiharu Ariza 0e81b153af fix typo 2018-12-04 22:40:07 -08:00
Michiharu Ariza 85d4b15cd8 include float.h 2018-12-04 22:30:33 -08:00
Michiharu Ariza 5a7c371e4c check overflow & clamp 2018-12-04 22:24:38 -08:00
Michiharu Ariza 32cc46c75a [CFF] fix oss-fuzz issue 11670: NULL dereference (#1450)
* guard against no subr access

* code tweak

* add minimized testcase for oss-fuzz 11670 (Null deference)
2018-12-05 09:02:34 +03:30
Michiharu Ariza 78f639b8bf added minimized testcase for oss-fuzz issue 11657 2018-12-04 14:17:03 -08:00
Michiharu Ariza d3d2f32c6e fix oss-fuzz 11657: buffer overrun
Check overrun in Charset1_2::get_glyph
2018-12-04 13:51:26 -08:00
Ebrahim Byagowi d0a250a7b1
Reuse hb_aat_layout_has_* logic in coretext-aat detection logic (#1442) 2018-12-04 23:42:13 +03:30
Michiharu Ariza 803d2f92dc Merge branch 'master' into cff-leak 2018-12-04 11:01:26 -08:00
Michiharu Ariza 6ce8d10b45 add unlikely to error handling 2018-12-04 10:39:17 -08:00
Michiharu Ariza b61f74f69a added minimized test case for oss-fuzz issue 11662 2018-12-04 10:30:35 -08:00
Michiharu Ariza 0b952e6026 more leak fixes 2018-12-04 10:22:35 -08:00
Ebrahim Byagowi c775adc138
Merge pull request #1444 from harfbuzz/cff-assert
removed assert, fixes https://github.com/harfbuzz/harfbuzz/issues/1443
2018-12-04 21:30:07 +03:30
Michiharu Ariza 9473463f5c fix attempt for oss-fuzz 11662 leak 2018-12-04 09:58:48 -08:00