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Author SHA1 Message Date
Daniel Micay
e99191d5d4 document tuning vm.max_map_count 2018-10-04 03:44:19 -04:00
Daniel Micay
d12cf324dd add documentation on testing 2018-10-04 03:27:30 -04:00
Daniel Micay
2a31c7291b add basic documentation on configuration 2018-10-04 03:15:55 -04:00
Daniel Micay
642eed81c0 allow using larger guards on large allocations 2018-10-04 02:58:24 -04:00
Daniel Micay
9b7691a2a7 take canaries into account for the offset test 2018-10-04 02:52:20 -04:00
Daniel Micay
71d52d981e fix output of size class offset test 2018-10-04 02:41:01 -04:00
Daniel Micay
15e5e2d0ac fix typo in README 2018-10-03 17:23:20 -04:00
Daniel Micay
5811bd184c avoid unnecessary preprocessor use for canary mask 2018-10-03 17:17:20 -04:00
Daniel Micay
93fcc6a978 add simple string overflow test 2018-10-03 17:15:38 -04:00
Daniel Micay
b24569b6ca zero leading byte of canaries 2018-10-03 17:09:57 -04:00
Daniel Micay
1fbf0e27f5 make error reporting more robust 2018-10-03 16:58:49 -04:00
Daniel Micay
6dfe33b4f1 add prefix to reported errors 2018-10-03 16:22:28 -04:00
Daniel Micay
6372fee410 use consistent macro naming convention 2018-10-03 16:00:37 -04:00
Daniel Micay
829ace403f document free_sized API 2018-10-03 14:37:05 -04:00
Daniel Micay
c3a580727a add MIT license 2018-10-03 13:18:51 -04:00
Daniel Micay
cf449b3df4 add sized deallocation support 2018-09-19 13:05:12 -04:00
Daniel Micay
82314f4471 make get_size_info straightforward for zero size 2018-09-11 14:51:36 -04:00
Daniel Micay
7a404ddbf2 optimize size calculation for 16 byte spaced sizes 2018-09-11 14:46:44 -04:00
Daniel Micay
2d6ad18aa4 make function naming a bit more consistent 2018-09-11 14:18:13 -04:00
Daniel Micay
684291bf6a avoid overhead of init check for slab deallocation 2018-09-11 14:13:43 -04:00
Daniel Micay
ef098fea06 simplify init function 2018-09-11 14:12:27 -04:00
Daniel Micay
433af6d4ba drop 128-bit keys from ChaCha implementation 2018-09-11 10:22:28 -04:00
Daniel Micay
b52d9ca831 aggressive write-after-free check is implemented 2018-09-11 05:17:22 -04:00
Daniel Micay
61684925e8 fix overly naive slab allocation alignment support 2018-09-10 19:01:11 -04:00
Daniel Micay
9a1acce5eb optimize calloc when zero on free is disabled 2018-09-07 16:33:28 -04:00
Daniel Micay
8f921e30be add kernel feature wishlist 2018-09-07 06:33:41 -04:00
Daniel Micay
7ae7abedea mark more unlikely code paths 2018-09-07 02:53:15 -04:00
Daniel Micay
191f9667df add missing include 2018-09-07 02:10:37 -04:00
Daniel Micay
49af83a817 wrap mutex type to enable future optimization 2018-09-07 01:13:08 -04:00
Daniel Micay
fc2473e7ee add configuration for canaries 2018-09-07 00:35:08 -04:00
Daniel Micay
96c538d90f add configuration for zero on free 2018-09-07 00:33:51 -04:00
Daniel Micay
ba3a8b0058 add slot randomization to configuration header 2018-09-07 00:25:02 -04:00
Daniel Micay
bed303a76f remove unnecessary else branch 2018-09-07 00:22:51 -04:00
Daniel Micay
d398384b90 add header for configuration 2018-09-07 00:17:31 -04:00
Daniel Micay
99d68238d2 implement slab allocation write-after-free check 2018-09-07 00:00:32 -04:00
Daniel Micay
918f0d3302 improve write-after-free tests 2018-09-06 23:50:49 -04:00
Daniel Micay
3751b85e47 document minimum musl version for external use 2018-09-06 19:52:09 -04:00
Daniel Micay
684e63a878 handle pthread_atfork calling into malloc 
This results in compatibility with the malloc replacement support added
in musl 1.1.20.
 2018-09-06 19:48:00 -04:00
Daniel Micay
1be74ec40d add initial guard slabs implementation 2018-09-06 18:55:24 -04:00
Daniel Micay
cc1e79fdba abstract metadata allocation to allow guard slabs 2018-09-06 18:45:41 -04:00
Daniel Micay
d8e18e0011 aligned_alloc is now the same as BSD memalign 
The resolution to DR 460 (which is explicitly included in C17) removed
the requirement for the size to be a multiple of the alignment.
 2018-09-06 16:30:22 -04:00
Daniel Micay
0d3c2e1988 no need for a dedicated init rng 2018-09-06 16:02:25 -04:00
Daniel Micay
8624201f06 refresh canary value when allocating free slabs 2018-09-06 15:07:01 -04:00
Daniel Micay
a875951e82 fix build with musl 2018-09-06 14:35:08 -04:00
Daniel Micay
e891b40588 implement Android malloc_disable/malloc_enable API 2018-09-06 14:17:23 -04:00
Daniel Micay
3a532b17dc implement in-place shrinking for large allocations 2018-09-05 07:37:26 -04:00
Daniel Micay
645209dcbf remove unnecessary debugging code 2018-09-05 03:42:05 -04:00
Daniel Micay
bf55fad6d0 document that slab canaries are implemented 2018-09-05 00:19:27 -04:00
Daniel Micay
9ddd53d56c implement initial slab allocation canaries 2018-09-04 09:29:35 -04:00
Daniel Micay
5017500a47 add simple overflow tests 2018-09-04 09:15:23 -04:00