Commit Graph

136 Commits

Author SHA1 Message Date
Garret Rieger 6b1ea4cbe7 [subset] hook up the repacker to run if offset overflows are encountered during subsetting. 2021-03-17 15:53:57 -07:00
Garret Rieger 1584d3cb8f [subset] Start a proof of concept implementation of the GSUB/GPOS offset overflow resolver. 2021-03-17 15:53:57 -07:00
Behdad Esfahbod e5b7bc424d m Add default value to BEInt<> Size template parameter 2021-02-20 15:14:15 -07:00
Behdad Esfahbod dfa9d7acdc [minor] Use serializer->propagate_error() to simplify code 2021-02-11 11:19:51 -07:00
Garret Rieger 6f754852c1 [ENOMEM] skip asserts in to_bias if serializer is in an error state. 2020-08-12 11:25:30 +04:30
Garret Rieger 040ed094ef [ENOMEM] popragate packed/packed_map errors to the serializer.
Will disable further modifications based on a bad state.
2020-07-31 08:39:26 +04:30
Garret Rieger 4cbc7d61bc [ENOMEM] check for unset current in serializer->length(). 2020-07-31 02:04:06 +04:30
Garret Rieger 15644ee60e [ENOMEM] fix memory leak if allocation fails during pop_pack(). 2020-07-30 04:15:35 +04:30
Garret Rieger 42237adffc [ENOMEM] make serializer modification operations no-ops if it's in an error state. 2020-07-30 03:59:49 +04:30
Behdad Esfahbod 2cc85281c2 [serializer] Make snapshot()/revert() revert current object links
Fixes https://github.com/harfbuzz/harfbuzz/issues/2325
2020-04-18 17:31:32 -07:00
ariza 65f4136303 minor; fixes #2292 2020-04-01 19:49:18 -07:00
ariza 188a0a47c2 removed default base; replaced w/ bias if required 2020-03-08 22:59:43 +03:30
blueshade7 4c3af7d406 add "add_link()" with bias arg
issue #2227
2020-03-08 18:48:56 +03:30
ariza 6120f50c8f fix Head with link.bias 2020-02-21 10:17:26 -08:00
ariza e65bff0943 workaround whence_t as bit-field 2020-02-21 10:17:26 -08:00
ariza 1aed6d223c fix whence=Head; position as 28 bits 2020-02-21 10:17:25 -08:00
ariza 4ca8e0d989 re-implement Tail; rewrote name table with it 2020-02-21 10:17:25 -08:00
ariza c1313e4be2 minor: undid unintended change 2020-02-21 10:17:25 -08:00
ariza 9c65680b48 rename enums to avoid conflict on win 2020-02-21 10:17:25 -08:00
ariza 555f6f1daa merge add_link_abs() into add_link() 2020-02-21 10:17:25 -08:00
ariza 017cd945bf added add_link_abs() 2020-02-21 10:17:25 -08:00
ariza 6585846352 pop_pack(share=false) in end_serialize()
issue #2177
2020-02-16 17:16:29 -08:00
Michiharu Ariza 39fb57c0e4
add share option to pop_pack() (#2176)
as a solution for #2164
2020-02-16 08:38:41 -08:00
Behdad Esfahbod d663e28af1 [serialize] Catch signedness overflows in check_assign()
Should address https://github.com/harfbuzz/harfbuzz/pull/2163#pullrequestreview-355137936
2020-02-12 15:41:21 +00:00
Ebrahim Byagowi 486754a888 [serialize] Extract iterable copy, copy_all 2019-10-31 13:31:11 -07:00
Ebrahim Byagowi 22b6c6a5c7
[serialize] use for each as #resolve_links, format 2019-09-24 12:06:28 +03:30
Qunxin Liu 512551f276 memory leak fix in serializer (#1988) 2019-09-23 17:28:16 -07:00
Behdad Esfahbod 1c56b5d1d8 [serialize] Fix copy() calling operator=
9f610ae239 (commitcomment-33944686)
2019-06-17 14:23:04 -07:00
Behdad Esfahbod e8b45c1933 [array] Add .copy() 2019-05-08 16:37:38 -07:00
Behdad Esfahbod 83e3eabd84 Whitespace 2019-05-07 20:58:43 -07:00
Behdad Esfahbod 5c0f62adc9 [serializer] Accept pointer & reference in more methods 2019-05-07 17:25:58 -07:00
Behdad Esfahbod 839618de3b [serializer] Minor 2019-05-07 17:21:27 -07:00
Behdad Esfahbod fa8c4ba811 Minor 2019-05-07 14:26:03 -07:00
Behdad Esfahbod 52f6c04c1e Minor 2019-05-07 13:45:48 -07:00
Behdad Esfahbod 2eb7e0e0e9 [serialize] Minor 2019-05-07 12:45:38 -07:00
Behdad Esfahbod 1c81cff2d3 Fix signed-comparison error on 32bit 2019-05-07 11:51:10 -07:00
Behdad Esfahbod e6a622b5b2 [serialize] Enable bias assertion 2019-05-07 11:06:43 -07:00
Behdad Esfahbod 530ddbbc32 [serialize] Use range-based loop 2019-05-07 11:05:51 -07:00
Behdad Esfahbod 240f57e58d Rename hb_deref_pointer() to hb_deref() 2019-05-06 23:17:39 -07:00
Behdad Esfahbod 431b6e1c44 [serialize] Disable assertion for now 2019-05-02 16:22:32 -07:00
Behdad Esfahbod 8a32c9eecb [serialize] Misc getting copy() to work 2019-05-02 16:20:18 -07:00
Behdad Esfahbod 91176d5b77 [serialize] Check offset base is within (possibly end of) object 2019-05-02 15:12:07 -07:00
Behdad Esfahbod 998b0b68ac [serializer] Add copy() to (Unsized)ArrayOf 2019-05-02 14:39:52 -07:00
Behdad Esfahbod 88fdeeecc0 [serialize] Take arguments in copy() 2019-05-02 14:14:33 -07:00
Behdad Esfahbod 6cc9707c9c [serialize] Rename 2019-04-24 10:22:06 -04:00
Behdad Esfahbod 915b9ea5f4 [serialize] Add c->check_assign()
To check for assignment overflows.
2019-04-24 10:07:19 -04:00
Behdad Esfahbod 441cca2354 Use hb_forward() when forwarding parameter pack 2019-04-23 23:51:59 -04:00
Behdad Esfahbod 9c724e48a2 [serializer] Add err_propagaged_error() 2019-04-22 17:21:42 -04:00
Behdad Esfahbod 24da1d0860 Use variadic template args for propagate_error()
Let's see if bots happy.

Not sure where else we can use these.  Mm.  Maybe in hb_invoke().
2019-04-22 15:20:25 -04:00
Behdad Esfahbod 9bab398462 Simplify propagate_error() 2019-04-22 15:16:35 -04:00
Behdad Esfahbod 693d91cd49 [serialize] Fix offset calculation 2019-04-17 17:59:39 -04:00
Behdad Esfahbod db0c9a1485 [subset] Assert offsets are zero during relocation
If they're not, it's a bug in our subsetting logic somewhere.  So check.
2019-04-17 17:58:13 -04:00
Behdad Esfahbod efbba7ad26 [serializer] Add copy()
Calls obj.copy() or obj.operator=() in that order.
2019-04-17 11:00:08 -04:00
Behdad Esfahbod 7b863142ce [serialize] Make putting breakpoint on out-of-memory easier 2019-04-03 15:48:27 -07:00
Behdad Esfahbod 6215fb8e68 [serialize] Actually reclaim storage from duplicate objects 2019-04-02 23:10:03 -07:00
Behdad Esfahbod 3305a2cad2 [serialize] Port to use object pool
Tested, but feels fragile :(.
2019-04-02 22:58:49 -07:00
Behdad Esfahbod 8e4df1a152 [serialize] Disable packed_map again
Ugh.  Need to think of something else.
2019-04-02 20:20:53 -07:00
Behdad Esfahbod 5b66b033fd [serialize] Fix hb_hashmap_t<> for pointers and use in packed_map 2019-04-02 19:30:22 -07:00
Behdad Esfahbod fc24bb9046 [serialize] Towards maintaining packed_map 2019-04-02 17:49:52 -07:00
Behdad Esfahbod e04518bafc [serialize] Movce empty-object handling earlier 2019-04-02 17:20:04 -07:00
Behdad Esfahbod 5a3de4f4f8 [serialize] Allow offset links that have base offset from the object base
Rarely used, but used, in name table or similar constructs.
2019-04-02 16:53:42 -07:00
Behdad Esfahbod f0ea3ac17b [serialize] Fix linking 2019-04-01 21:36:03 -07:00
Behdad Esfahbod 7c0e2054e0 [serialize] Minor 2019-04-01 21:32:29 -07:00
Behdad Esfahbod abe33c6149 [serialize] Assert stack 2019-04-01 16:56:41 -07:00
Behdad Esfahbod 72e9b2c16c [serialize] Add add_link() to add link 2019-04-01 16:56:41 -07:00
Behdad Esfahbod 74addbecac [serialize] Add default template type to push() 2019-04-01 16:56:41 -07:00
Behdad Esfahbod f3aca6aa26 [serialize] Implement linking
Untested!
2019-03-31 21:37:14 -07:00
Behdad Esfahbod d6005b49b3 [serialize] Start implementing linking 2019-03-30 19:49:56 -07:00
Behdad Esfahbod 313b3057c3 [serializer] Implement dedup! 2019-03-30 19:46:35 -07:00
Behdad Esfahbod b189bbc48f Implement hashing of objects
Should be improved for hb_bytes_t.
2019-03-30 19:41:48 -07:00
Behdad Esfahbod d74dc3ef65 [serialize] Don't insert empty object into tree 2019-03-30 19:26:37 -07:00
Behdad Esfahbod 7fd8228326 [serialize] Towards maintaining hashmap 2019-03-30 19:16:20 -07:00
Behdad Esfahbod f254f45a1e [serialize] Only pack main object if there are other objects
Avoids a memmove for tables that don't use the object packing mechanism.
2019-03-30 19:05:51 -07:00
Behdad Esfahbod 946d446f9b [serialize] Copy both sides of the buffer 2019-03-30 19:03:55 -07:00
Behdad Esfahbod 8512dc565d [serialize] Simplify copy 2019-03-30 19:01:23 -07:00
Behdad Esfahbod 0b1fe7b716 [serializer] Unbreak for now 2019-03-30 18:48:26 -07:00
Behdad Esfahbod 4c4d3c3ed5 [vector] Add some move and forwarding 2019-03-30 18:30:50 -07:00
Behdad Esfahbod 9a19b885f9 [serialize] Flesh out packing 2019-03-30 18:14:30 -07:00
Behdad Esfahbod 6f69c9d26f [serialize] Minor 2019-03-30 18:00:03 -07:00
Behdad Esfahbod a43290192b [serialize] Add packed_map 2019-03-30 17:57:33 -07:00
Behdad Esfahbod bed150bd2e [serialize] Start fleshing out object stack 2019-03-30 17:43:43 -07:00
Behdad Esfahbod 63c3565189 [serialize] Simplify propagate_error() 2019-03-30 17:12:40 -07:00
Behdad Esfahbod dbe9ba6711 [serialize] Add object_t, link_t, and snapshot_t 2019-03-30 17:10:59 -07:00
Behdad Esfahbod 6dcf7c4017 [serialize] Add unused 'tail' 2019-03-30 15:08:39 -07:00
Behdad Esfahbod fe05e48086 [serialize] Add ran_out_of_room 2019-03-30 15:06:25 -07:00
Behdad Esfahbod be66b575fc Move serializer to hb-serialize.hh 2019-03-30 14:53:54 -07:00