xref: /aosp_15_r20/external/libaom/aom_ports/sanitizer.h (revision 77c1e3ccc04c968bd2bc212e87364f250e820521)
1*77c1e3ccSAndroid Build Coastguard Worker /*
2*77c1e3ccSAndroid Build Coastguard Worker  * Copyright (c) 2018, Alliance for Open Media. All rights reserved.
3*77c1e3ccSAndroid Build Coastguard Worker  *
4*77c1e3ccSAndroid Build Coastguard Worker  * This source code is subject to the terms of the BSD 2 Clause License and
5*77c1e3ccSAndroid Build Coastguard Worker  * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6*77c1e3ccSAndroid Build Coastguard Worker  * was not distributed with this source code in the LICENSE file, you can
7*77c1e3ccSAndroid Build Coastguard Worker  * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8*77c1e3ccSAndroid Build Coastguard Worker  * Media Patent License 1.0 was not distributed with this source code in the
9*77c1e3ccSAndroid Build Coastguard Worker  * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10*77c1e3ccSAndroid Build Coastguard Worker  */
11*77c1e3ccSAndroid Build Coastguard Worker 
12*77c1e3ccSAndroid Build Coastguard Worker #ifndef AOM_AOM_PORTS_SANITIZER_H_
13*77c1e3ccSAndroid Build Coastguard Worker #define AOM_AOM_PORTS_SANITIZER_H_
14*77c1e3ccSAndroid Build Coastguard Worker 
15*77c1e3ccSAndroid Build Coastguard Worker // AddressSanitizer support.
16*77c1e3ccSAndroid Build Coastguard Worker 
17*77c1e3ccSAndroid Build Coastguard Worker // Define AOM_ADDRESS_SANITIZER if AddressSanitizer is used.
18*77c1e3ccSAndroid Build Coastguard Worker // Clang.
19*77c1e3ccSAndroid Build Coastguard Worker #if defined(__has_feature)
20*77c1e3ccSAndroid Build Coastguard Worker #if __has_feature(address_sanitizer)
21*77c1e3ccSAndroid Build Coastguard Worker #define AOM_ADDRESS_SANITIZER 1
22*77c1e3ccSAndroid Build Coastguard Worker #endif
23*77c1e3ccSAndroid Build Coastguard Worker #endif  // defined(__has_feature)
24*77c1e3ccSAndroid Build Coastguard Worker // GCC.
25*77c1e3ccSAndroid Build Coastguard Worker #if defined(__SANITIZE_ADDRESS__)
26*77c1e3ccSAndroid Build Coastguard Worker #define AOM_ADDRESS_SANITIZER 1
27*77c1e3ccSAndroid Build Coastguard Worker #endif  // defined(__SANITIZE_ADDRESS__)
28*77c1e3ccSAndroid Build Coastguard Worker 
29*77c1e3ccSAndroid Build Coastguard Worker // Define the macros for AddressSanitizer manual memory poisoning. See
30*77c1e3ccSAndroid Build Coastguard Worker // https://github.com/google/sanitizers/wiki/AddressSanitizerManualPoisoning.
31*77c1e3ccSAndroid Build Coastguard Worker #if defined(AOM_ADDRESS_SANITIZER)
32*77c1e3ccSAndroid Build Coastguard Worker #include <sanitizer/asan_interface.h>
33*77c1e3ccSAndroid Build Coastguard Worker #else
34*77c1e3ccSAndroid Build Coastguard Worker #define ASAN_POISON_MEMORY_REGION(addr, size) ((void)(addr), (void)(size))
35*77c1e3ccSAndroid Build Coastguard Worker #define ASAN_UNPOISON_MEMORY_REGION(addr, size) ((void)(addr), (void)(size))
36*77c1e3ccSAndroid Build Coastguard Worker #endif
37*77c1e3ccSAndroid Build Coastguard Worker 
38*77c1e3ccSAndroid Build Coastguard Worker #endif  // AOM_AOM_PORTS_SANITIZER_H_
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