Commit Graph

49 Commits

Author SHA1 Message Date
Garret Rieger 40342c9437 [subset] check for addition overflow in hdmx size calculation.
Fixes https://oss-fuzz.com/testcase-detail/4877336988483584.
2022-12-21 16:44:06 -07:00
Behdad Esfahbod f0a1892ff9 [serialize] Remove unnecessary pointer indirection 2021-07-28 17:36:22 -06:00
Garret Rieger 73ed59f7a6 [subset] store errors in the serializer as a flag set.
Make check_assign/check_equal specify the type of error to set.
2021-03-17 15:58:34 -07:00
Ebrahim Byagowi 08428a15c3 minor, spacing 2020-04-24 23:45:17 +04:30
Ebrahim Byagowi a224f4179f
Turn more of simple dagger chains to foreach
Less noise, as was agreed before and applied 385741d also
2020-03-13 08:33:34 +03:30
Ebrahim Byagowi 4dc3db7344 Minor, fix warnings raised when built with -std=c++2a
Follow up to c184180,

It was raising,

  src/hb-ot-layout-common.hh:1067:63: warning: implicit capture of 'this' with a capture default of '=' is deprecated [-Wdeprecated-this-capture]
      | hb_filter ([=] (const OffsetTo<TSubTable> &_) { return (this+_).intersects (glyphset, lookup_type); })
                                                                ^
  src/hb-ot-layout-common.hh:1067:19: note: add an explicit capture of 'this' to capture '*this' by reference
      | hb_filter ([=] (const OffsetTo<TSubTable> &_) { return (this+_).intersects (glyphset, lookup_type); })
                    ^
                     , this

and

  src/hb-ot-layout-common.hh:2626:38: warning: implicit capture of 'this' with a capture default of '=' is deprecated [-Wdeprecated-this-capture]
                  { r.collect_lookups (this, lookup_indexes); })
                                       ^
  src/hb-ot-layout-common.hh:2625:18: note: add an explicit capture of 'this' to capture '*this' by reference
      | hb_apply ([=] (const FeatureTableSubstitutionRecord& r)
                   ^
                    , this

and

  src/hb-ot-hdmx-table.hh:141:44: error: implicit capture of 'this' with a capture default of '=' is deprecated [-Werror,-Wdeprecated-this-capture]
                          return device_record->widthsZ.as_array (get_num_glyphs ()) [_];
                                                                  ^
  src/hb-ot-hdmx-table.hh:137:17: note: add an explicit capture of 'this' to capture '*this' by reference
              | hb_map ([=] (hb_codepoint_t _)
                         ^
                          , this
2020-02-06 16:25:54 +03:30
Behdad Esfahbod 78d35f0e78 Reduce captures of lambdas 2019-05-15 18:15:05 -07:00
Behdad Esfahbod 00195a22ce [hdmx] Adjust to hb_iota() behavior change
Use hb_range() instead.
2019-05-09 12:14:36 -07:00
Behdad Esfahbod b710176ce2 [hdmx] Touch up 2019-05-08 15:47:24 -07:00
Garret Rieger e8ef0e627c [subset] WIP convert hdmx subsetting to use iterators. 2019-05-08 15:47:24 -07:00
Garret Rieger d5decf9bf7 [subset] Move hdmx to subset2. 2019-05-08 15:47:24 -07:00
Behdad Esfahbod b986c6a321 [C++11] Remove IntType::set() in favor of operator= 2019-03-29 20:21:21 -07:00
Garret Rieger 05e99c86ba [subset] A few small fixes for the new subset plan api. 2019-01-29 13:19:21 -08:00
Garret Rieger 23f364429d [subset] Fix hdmx subsetting when retain gids is enabled. 2019-01-29 13:19:21 -08:00
Behdad Esfahbod ef00654962 Convert tag enum class consts to static constexpr
Part of https://github.com/harfbuzz/harfbuzz/issues/1553
2019-01-22 12:17:26 +01:00
Behdad Esfahbod 474a12058d [array/vector] Rename len to length 2018-12-21 18:53:01 -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
Ebrahim Byagowi 7ee5c52345
minor style fix, use void in methods on no argument 2018-12-12 15:14:37 +03:30
Behdad Esfahbod 5c4fead734 Convert "static const hb_tag_t" constants to enum 2018-11-29 15:05:47 -05:00
Behdad Esfahbod cb4bf85b14 [hdmx] Fix bounds checking
Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11351
2018-11-16 02:02:24 -05:00
Behdad Esfahbod af727b4e62 [hdmx] Minor 2018-11-16 01:55:39 -05:00
Ebrahim Byagowi 11aa0468ac [subset] minor, adjust spaces 2018-11-16 00:02:47 +03:30
Behdad Esfahbod 0e0af11c62 [hdmx] Renames 2018-11-11 12:54:16 -05:00
Behdad Esfahbod dff2c45f1e Port rest from VAR to UnsizedArrayOf<> 2018-09-11 01:01:08 +02:00
Garret Rieger 21bf147054 [subset] Fix hdmx subsetted size calculation. 2018-09-05 19:31:55 -07:00
Behdad Esfahbod a1e5e07c73 [subset] Hook up GSUB/GPOS, but still disabled
They are still in the drop list.
2018-09-05 16:24:28 -07:00
Behdad Esfahbod d1f29908c2 [subset] Add hb_subset_context_t<> 2018-08-31 16:31:00 -07:00
Behdad Esfahbod aba0a945c5 [subset] Add hb-subset-input.hh and make hb-subset.hh toplevel include 2018-08-31 13:25:19 -07:00
Behdad Esfahbod c77ae40852 Rename hb-*private.hh to hb-*.hh
Sorry for the noise, downstream custom builders.  Please adjust.
2018-08-25 22:36:36 -07:00
Behdad Esfahbod bddeb2b10c Minor renamings of internal inline functions 2018-07-10 14:13:21 +02:00
Garret Rieger 251cc977e9 [subset] Switch to using hb_map_t inside of hb_subset_plan_t. 2018-05-30 17:23:59 -06:00
Ebrahim Byagowi 277e328986
Make some of implicit header uses explicit (#989)
Splitted from #950 and #986 IIRC Chromium had a policy about this encouraging it,
not sure about automated way to detect and add them but for now lets have the needed
ones of them.
2018-04-17 09:13:35 +04:30
Ebrahim Byagowi a02c3ee70f Add or update tables specifications links 2018-04-12 13:44:32 +04:30
Garret Rieger 07851aae9d [subset] Couple of fixes for fuzzer discovered issues. (#924)
* [subset] sanitize individual DeviceRecord's as part of hdmx sanitization.

* [subset] Fix out of bounds read with non-two byte align glyphs.

* [subset] Just use size_device_record >= DeviceRecord::min_size.

* [subset] Add TODO.

* [subset] Re-order checks in hdmx sanitize.
2018-03-26 19:56:56 -07:00
Behdad Esfahbod 6f46883f5b [hdmx] Minor 2018-03-26 19:55:22 -07:00
Garret Rieger 3531efdb4c [subset] Fixed out of bounds read when subsetting hdmx. 2018-03-20 19:47:36 -06:00
Behdad Esfahbod c2e4713b5b [hdmx] Fix sanitize() 2018-02-23 10:45:03 -08:00
Behdad Esfahbod 84d4bb91ce [hdmx] Minor 2018-02-23 10:38:35 -08:00
Behdad Esfahbod cf7a6e520e [hdmx] Move DeviceRecord to toplevel again
More readable.
2018-02-23 10:34:26 -08:00
Garret Rieger 96d7805a92 [subset] More complete sanitization implementation for hdmx. 2018-02-22 16:48:28 -08:00
Garret Rieger c02532a3d2 [subset] Formatting and comments in hdmx. 2018-02-22 16:40:50 -08:00
Garret Rieger 6b372f439b [subset] In hb-ot-hdmx-table, s/glyf/hdmx. 2018-02-22 15:42:39 -08:00
Garret Rieger bd18b6adf8 [subset] Move DeviceRecord inside of hdmx. 2018-02-22 15:42:39 -08:00
Garret Rieger 6704cded65 [subset] Add hdmx subsetting implementation. 2018-02-22 15:42:39 -08:00
Garret Rieger 84b68e5886 [subset] In hdmx serialize set the correct value of sizeDeviceRecord. 2018-02-22 15:42:39 -08:00
Garret Rieger dddf44279f [subset] When serializing a DeviceRecord in hdmx pad to make 32 bit aligned. 2018-02-22 15:42:39 -08:00
Garret Rieger ab7a8f3b74 [subset] Begin implementing serialize for hdmx. 2018-02-22 15:42:39 -08:00
Garret Rieger fe42862ab3 [subset] Sketch out a basic hb-ot-hdmx.hh. 2018-02-22 15:42:39 -08:00