1 /* 2 * Copyright (c) 2018, Alliance for Open Media. All rights reserved. 3 * 4 * This source code is subject to the terms of the BSD 2 Clause License and 5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License 6 * was not distributed with this source code in the LICENSE file, you can 7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open 8 * Media Patent License 1.0 was not distributed with this source code in the 9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent. 10 */ 11 12 #ifndef AOM_AOM_PORTS_SANITIZER_H_ 13 #define AOM_AOM_PORTS_SANITIZER_H_ 14 15 // AddressSanitizer support. 16 17 // Define AOM_ADDRESS_SANITIZER if AddressSanitizer is used. 18 // Clang. 19 #if defined(__has_feature) 20 #if __has_feature(address_sanitizer) 21 #define AOM_ADDRESS_SANITIZER 1 22 #endif 23 #endif // defined(__has_feature) 24 // GCC. 25 #if defined(__SANITIZE_ADDRESS__) 26 #define AOM_ADDRESS_SANITIZER 1 27 #endif // defined(__SANITIZE_ADDRESS__) 28 29 // Define the macros for AddressSanitizer manual memory poisoning. See 30 // https://github.com/google/sanitizers/wiki/AddressSanitizerManualPoisoning. 31 #if defined(AOM_ADDRESS_SANITIZER) 32 #include <sanitizer/asan_interface.h> 33 #else 34 #define ASAN_POISON_MEMORY_REGION(addr, size) ((void)(addr), (void)(size)) 35 #define ASAN_UNPOISON_MEMORY_REGION(addr, size) ((void)(addr), (void)(size)) 36 #endif 37 38 #endif // AOM_AOM_PORTS_SANITIZER_H_ 39