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Author SHA1 Message Date
Daniel Micay
59def67979 add inlined check for -1 with pkey_set 2018-10-23 08:00:34 -04:00
Daniel Micay
05ac717cf2 work around -Wcast-align=strict error with old GCC 2018-10-23 07:23:07 -04:00
Daniel Micay
0b963078d5 guard metadata with Memory Protection Keys (MPK) 2018-10-23 01:11:31 -04:00
Daniel Micay
ac8c68de53 enable pointer cast warnings 2018-10-21 15:50:26 -04:00
Daniel Micay
9a43302868 add enforce_init call to other realloc code path 2018-10-20 02:27:06 -04:00
Daniel Micay
6a408ad017 add init calls to malloc_enable/malloc_disable 2018-10-19 21:46:36 -04:00
Daniel Micay
173ed53539 use consistent code style in chacha.c 2018-10-19 17:09:41 -04:00
Daniel Micay
1d2c10f5bb tweak canary awareness in offset test 2018-10-19 16:19:29 -04:00
Daniel Micay
64b655f062 set scope of planned metadata protection 2018-10-18 20:35:25 -04:00
Daniel Micay
e37b36c9dd update configuration documentation again 2018-10-18 20:18:55 -04:00
Daniel Micay
f0a6f551eb tweak code style 2018-10-18 19:35:21 -04:00
Daniel Micay
cf053e74d1 metadata region unification is completed 2018-10-18 16:10:49 -04:00
Daniel Micay
1e03b004f5 move slab_info to main metadata region 2018-10-18 16:01:04 -04:00
Daniel Micay
3f1962dd2b use min macro for realloc copy size 2018-10-18 15:25:14 -04:00
Daniel Micay
fe30f6c2ea delay allocating slab metadata from reservation 2018-10-18 15:20:42 -04:00
Daniel Micay
74139112d0 explain the purpose of CONFIG_CXX_ALLOCATOR 2018-10-18 14:57:33 -04:00
Daniel Micay
64e9f6797a use offsetof for allocator_state memory protection 2018-10-16 15:52:41 -04:00
Daniel Micay
67ada4d309 document padding for allocator state 2018-10-15 19:10:36 -04:00
Daniel Micay
da8e9aa1d8 document allocator state region 2018-10-15 15:44:31 -04:00
Daniel Micay
1c9e0d88a5 use the initial region table slots again 2018-10-15 15:18:45 -04:00
Daniel Micay
da0df69d22 move region hash tables into main state region 2018-10-15 15:07:59 -04:00
Daniel Micay
1e5dec97e0 move slab allocator state into main state region 2018-10-15 14:58:22 -04:00
Daniel Micay
e8eca2d430 explain the production-oriented design rationale 2018-10-15 04:07:20 -04:00
Daniel Micay
fde9fc2ece protect region allocator state with random guards 2018-10-14 22:41:17 -04:00
Daniel Micay
124d958da1 document free slabs quarantine 2018-10-14 22:19:10 -04:00
Daniel Micay
3504465584 document progress on protected allocator state 2018-10-14 22:15:48 -04:00
Daniel Micay
da6fd5b5ef move slab allocator state to a dedicated mapping 2018-10-14 22:06:38 -04:00
Daniel Micay
1190966846 rename region_info to region_metadata 2018-10-14 22:06:38 -04:00
Daniel Micay
a083ff79e1 move region allocator state to a dedicated mapping 2018-10-14 22:06:33 -04:00
Daniel Micay
d728afae8e add configuration option for testing with UBSan 2018-10-14 18:58:54 -04:00
Daniel Micay
535466fdfd avoid undefined shifts with multi-word bitmaps 2018-10-14 18:58:17 -04:00
Daniel Micay
7798b2693e fix loop exit condition boundary for get_free_slot 2018-10-14 18:49:48 -04:00
Daniel Micay
3c0a448c3e enable more tidy checks 2018-10-14 18:33:40 -04:00
Daniel Micay
9ea2fd6667 write_after_free_check only reads data 2018-10-14 18:30:20 -04:00
Daniel Micay
d35674c67e expected_size is not an output parameter 2018-10-14 18:28:01 -04:00
Daniel Micay
8b033c5e44 make ALIGNMENT_CEILING into a function 2018-10-14 18:23:42 -04:00
Daniel Micay
118549451b add tidy target to the Makefile for clang-tidy 2018-10-14 18:05:08 -04:00
Daniel Micay
b66ca56ba1 initialize ptr to nullptr in handle_out_of_memory 
It will break out of the loop in the first iteration if there's no
handler or the handler throws an out-of-memory error.
 2018-10-14 18:00:55 -04:00
Daniel Micay
4fbfe4d3ec fix canary space reservation for pvalloc 2018-10-14 17:49:36 -04:00
Daniel Micay
f11c448a0d slightly reorganize slab metadata 2018-10-14 15:13:06 -04:00
Daniel Micay
3db3e167ed remove usage of ATOMIC_VAR_INIT 
This was never truly required in practice and has been officially
obsoleted in C17.
 2018-10-13 16:50:49 -04:00
Daniel Micay
65a7014b48 randomize free slabs reuse 2018-10-13 13:57:00 -04:00
Daniel Micay
83df37436d fix usage of pthread_atfork for glibc < 2.28 2018-10-12 16:03:15 -04:00
Daniel Micay
0a64c7d6a1 document the randomized array in the quarantine 2018-10-12 15:10:35 -04:00
Daniel Micay
6669166fe9 move memory_unmap outside of lock scope 2018-10-12 15:06:51 -04:00
Daniel Micay
b2007ad3d9 implement randomization for the region quarantine 2018-10-12 15:03:59 -04:00
Daniel Micay
ac2b940f0f fix compatibility with older GCC versions 
Avoid relying on compiler extensions supporting more flexible usage of
constants closer to how it works in C++.
 2018-10-11 18:12:49 -04:00
Daniel Micay
e47c783524 add test for delete size mismatch 2018-10-11 01:45:47 -04:00
Daniel Micay
7606bf4c1f clean up includes in new.cc 2018-10-11 01:35:25 -04:00
Daniel Micay
54c78fe1c2 distinguish between mmap / mremap errors 2018-10-10 19:05:35 -04:00