Daniel Micay
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a052be762d
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explain some differences from the previous project
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2018-11-19 01:08:53 -05:00 |
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Daniel Micay
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a5ed64d01a
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explain slot counts tied to slab size classes
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2018-11-19 00:29:18 -05:00 |
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Daniel Micay
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5b048a28c2
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improve explanation of jemalloc size classes
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2018-11-19 00:29:15 -05:00 |
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Daniel Micay
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ac99282773
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remove duplicate word
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2018-11-17 10:53:04 -05:00 |
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Daniel Micay
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54a0313d9b
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split out dependencies section
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2018-11-16 18:41:27 -05:00 |
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Daniel Micay
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d208d093a2
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add more of an introduction describing the project
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2018-11-16 18:39:19 -05:00 |
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Daniel Micay
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2bb568b473
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improve documentation about mapping count
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2018-11-16 18:04:46 -05:00 |
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Daniel Micay
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8a38c4fb2a
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add initial documentation for integer options
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2018-11-16 15:40:48 -05:00 |
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Daniel Micay
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f3623e1f2b
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finish migration away from config.h
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2018-11-16 15:40:45 -05:00 |
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Daniel Micay
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06149aa156
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enable readability-else-after-return tidy check
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2018-11-16 15:12:10 -05:00 |
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Daniel Micay
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58c7079db9
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eliminate unnecessary code duplication in calloc
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2018-11-16 15:01:09 -05:00 |
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Daniel Micay
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315415acf2
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clarify write-after-free detection feature
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2018-11-16 03:26:07 -05:00 |
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Daniel Micay
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a617f7604d
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switch malloc_enable to enforce_init
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2018-11-12 05:37:20 -05:00 |
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Daniel Micay
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3cd3d34b3e
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extend gitignore for tests
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2018-11-06 04:23:53 -05:00 |
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Daniel Micay
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11c717a7b9
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update progress on randomization
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2018-11-05 18:06:54 -05:00 |
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Daniel Micay
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2d892e58ad
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per-slab canary values are good enough for now
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2018-11-05 18:05:56 -05:00 |
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Daniel Micay
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3a488c9a27
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add initial slab allocation quarantine
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2018-11-05 16:43:08 -05:00 |
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Daniel Micay
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fea335282a
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use slab_region_start for init checks
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2018-11-05 03:56:55 -05:00 |
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Daniel Micay
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a8112fc5c3
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use -O3 instead of -O2 primarily for more inlining
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2018-11-04 19:45:04 -05:00 |
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Daniel Micay
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ca465f6b3e
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clarify scope of sized dealloc mismatch detection
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2018-11-04 18:52:01 -05:00 |
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Daniel Micay
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505b9d2e76
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add missing -Wl,--as-needed (removed by mistake)
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2018-11-04 14:32:03 -05:00 |
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Daniel Micay
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943a81fbeb
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use smaller integers for random cache state
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2018-11-04 14:24:21 -05:00 |
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Daniel Micay
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1fed72a9c3
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slab internal fragmentation is always the same
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2018-11-04 03:59:54 -05:00 |
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Daniel Micay
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c12d6795de
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expand a bit on future config for slab cache size
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2018-11-03 04:47:45 -04:00 |
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Daniel Micay
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d5b773b2bc
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clarify documentation about the 0 byte size class
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2018-11-03 04:43:47 -04:00 |
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Daniel Micay
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f949698c7a
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note that MPK-based hardening is off by default
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2018-11-03 03:15:42 -04:00 |
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Daniel Micay
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f2a7ccde75
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add basic overview of part of the approach to MTE
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2018-11-03 03:09:03 -04:00 |
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Daniel Micay
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1da51ddde1
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migrate bool configuration options out of config.h
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2018-11-02 21:35:09 -04:00 |
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Daniel Micay
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4ac2688d76
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add support for slab metadata count field
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2018-11-01 04:49:27 -04:00 |
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Daniel Micay
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834ce67884
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make canary generation consistent
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2018-10-30 19:23:40 -04:00 |
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Daniel Micay
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c29a183687
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reduce overhead of slot randomization
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2018-10-30 18:58:04 -04:00 |
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Daniel Micay
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ceffb1a0ec
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simplify get_free_slot loops
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2018-10-30 16:37:23 -04:00 |
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Daniel Micay
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a02f4ebb19
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add missing deallocate_small thread_seal_metadata
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2018-10-28 23:23:54 -04:00 |
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Daniel Micay
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5bee717134
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use -march=native by default with a disable toggle
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2018-10-28 22:49:15 -04:00 |
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Daniel Micay
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00915521a3
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check canary before zeroing as an optimization
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2018-10-28 21:07:35 -04:00 |
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Daniel Micay
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6f30211da8
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some clarifications for the README
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2018-10-28 20:28:10 -04:00 |
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Daniel Micay
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b99ab8a47a
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no need to artificially limit sealing to x86_64
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2018-10-24 03:09:04 -04:00 |
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Daniel Micay
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e985afe0e1
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document relatively high performance cost of MPK
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2018-10-23 19:38:48 -04:00 |
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Daniel Micay
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4cd61e281d
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add workaround for bug in Linux MPK implementation
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2018-10-23 19:08:33 -04:00 |
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Daniel Micay
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299bd6d414
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add missing thread unseal / seal for atfork hooks
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2018-10-23 16:28:54 -04:00 |
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Daniel Micay
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9d1567ce16
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make safe_flag check compatible with POSIX sh
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2018-10-23 15:55:45 -04:00 |
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Daniel Micay
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59def67979
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add inlined check for -1 with pkey_set
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2018-10-23 08:00:34 -04:00 |
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Daniel Micay
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05ac717cf2
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work around -Wcast-align=strict error with old GCC
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2018-10-23 07:23:07 -04:00 |
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Daniel Micay
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0b963078d5
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guard metadata with Memory Protection Keys (MPK)
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2018-10-23 01:11:31 -04:00 |
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Daniel Micay
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ac8c68de53
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enable pointer cast warnings
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2018-10-21 15:50:26 -04:00 |
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Daniel Micay
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9a43302868
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add enforce_init call to other realloc code path
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2018-10-20 02:27:06 -04:00 |
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Daniel Micay
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6a408ad017
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add init calls to malloc_enable/malloc_disable
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2018-10-19 21:46:36 -04:00 |
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Daniel Micay
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173ed53539
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use consistent code style in chacha.c
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2018-10-19 17:09:41 -04:00 |
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Daniel Micay
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1d2c10f5bb
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tweak canary awareness in offset test
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2018-10-19 16:19:29 -04:00 |
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Daniel Micay
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64b655f062
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set scope of planned metadata protection
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2018-10-18 20:35:25 -04:00 |