Daniel Micay
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67ada4d309
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document padding for allocator state
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2018-10-15 19:10:36 -04:00 |
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Daniel Micay
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da8e9aa1d8
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document allocator state region
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2018-10-15 15:44:31 -04:00 |
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Daniel Micay
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1c9e0d88a5
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use the initial region table slots again
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2018-10-15 15:18:45 -04:00 |
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Daniel Micay
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da0df69d22
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move region hash tables into main state region
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2018-10-15 15:07:59 -04:00 |
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Daniel Micay
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1e5dec97e0
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move slab allocator state into main state region
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2018-10-15 14:58:22 -04:00 |
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Daniel Micay
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e8eca2d430
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explain the production-oriented design rationale
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2018-10-15 04:07:20 -04:00 |
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Daniel Micay
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fde9fc2ece
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protect region allocator state with random guards
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2018-10-14 22:41:17 -04:00 |
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Daniel Micay
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124d958da1
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document free slabs quarantine
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2018-10-14 22:19:10 -04:00 |
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Daniel Micay
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3504465584
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document progress on protected allocator state
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2018-10-14 22:15:48 -04:00 |
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Daniel Micay
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da6fd5b5ef
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move slab allocator state to a dedicated mapping
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2018-10-14 22:06:38 -04:00 |
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Daniel Micay
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1190966846
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rename region_info to region_metadata
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2018-10-14 22:06:38 -04:00 |
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Daniel Micay
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a083ff79e1
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move region allocator state to a dedicated mapping
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2018-10-14 22:06:33 -04:00 |
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Daniel Micay
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d728afae8e
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add configuration option for testing with UBSan
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2018-10-14 18:58:54 -04:00 |
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Daniel Micay
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535466fdfd
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avoid undefined shifts with multi-word bitmaps
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2018-10-14 18:58:17 -04:00 |
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Daniel Micay
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7798b2693e
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fix loop exit condition boundary for get_free_slot
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2018-10-14 18:49:48 -04:00 |
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Daniel Micay
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3c0a448c3e
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enable more tidy checks
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2018-10-14 18:33:40 -04:00 |
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Daniel Micay
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9ea2fd6667
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write_after_free_check only reads data
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2018-10-14 18:30:20 -04:00 |
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Daniel Micay
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d35674c67e
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expected_size is not an output parameter
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2018-10-14 18:28:01 -04:00 |
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Daniel Micay
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8b033c5e44
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make ALIGNMENT_CEILING into a function
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2018-10-14 18:23:42 -04:00 |
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Daniel Micay
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118549451b
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add tidy target to the Makefile for clang-tidy
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2018-10-14 18:05:08 -04:00 |
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Daniel Micay
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b66ca56ba1
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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.
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2018-10-14 18:00:55 -04:00 |
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Daniel Micay
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4fbfe4d3ec
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fix canary space reservation for pvalloc
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2018-10-14 17:49:36 -04:00 |
|
Daniel Micay
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f11c448a0d
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slightly reorganize slab metadata
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2018-10-14 15:13:06 -04:00 |
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Daniel Micay
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3db3e167ed
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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 |
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Daniel Micay
|
83df37436d
|
fix usage of pthread_atfork for glibc < 2.28
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2018-10-12 16:03:15 -04:00 |
|
Daniel Micay
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0a64c7d6a1
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document the randomized array in the quarantine
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2018-10-12 15:10:35 -04:00 |
|
Daniel Micay
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6669166fe9
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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 |
|
Daniel Micay
|
2381d973b1
|
expand on metadata address space security
|
2018-10-10 18:55:31 -04:00 |
|
Daniel Micay
|
29fd86ab37
|
document sized deallocation validation
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2018-10-10 18:49:17 -04:00 |
|
Daniel Micay
|
c74fe56091
|
minor include style fix
|
2018-10-10 18:19:56 -04:00 |
|
Daniel Micay
|
ddcdd9423c
|
make the memory mapping quarantine more efficient
|
2018-10-09 14:13:59 -04:00 |
|
Daniel Micay
|
57d5ab769b
|
add write-after-free tests with potential reuse
|
2018-10-08 17:41:06 -04:00 |
|
Daniel Micay
|
5fa6e01929
|
clearer name for MREMAP_MAYMOVE threshold
|
2018-10-08 17:18:13 -04:00 |
|
Daniel Micay
|
1a10c17e8b
|
add quarantine for large allocations
|
2018-10-08 16:14:07 -04:00 |
|
Daniel Micay
|
cc9699f1b4
|
use multi-word bitmap to support up to 256 slots
|
2018-10-07 18:50:06 -04:00 |
|
Daniel Micay
|
5e2f03296e
|
remove old debugging code
|
2018-10-07 16:18:17 -04:00 |
|
Daniel Micay
|
fa2796a941
|
Makefile: add missing dependencies
|
2018-10-07 11:31:07 -04:00 |
|
Daniel Micay
|
cf07ae6007
|
update configuration in README
|
2018-10-06 15:38:09 -04:00 |
|
Daniel Micay
|
348f9fa557
|
add configuration for frequency of guard slabs
|
2018-10-06 15:36:03 -04:00 |
|
Daniel Micay
|
4ee12e64e0
|
configuration for guard region sizes
|
2018-10-06 15:17:55 -04:00 |
|
Daniel Micay
|
d18b05eaf4
|
avoid redundant checks for large realloc
|
2018-10-06 13:31:16 -04:00 |
|
Daniel Micay
|
eb7ced7781
|
implement in-place growth of large allocations
|
2018-10-06 13:24:22 -04:00 |
|
Daniel Micay
|
3a936295f8
|
Makefile: split out shared compiler flags
|
2018-10-05 02:45:40 -04:00 |
|
Daniel Micay
|
4716ff5b92
|
explicitly export C++ allocator overrides
This doesn't make any difference for GCC, but these aren't replaced
outside of the library with Clang without explicitly exporting them.
|
2018-10-05 02:23:49 -04:00 |
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