diff options
Diffstat (limited to 'media/libaom/src/aom_ports/sanitizer.h')
| -rw-r--r-- | media/libaom/src/aom_ports/sanitizer.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/media/libaom/src/aom_ports/sanitizer.h b/media/libaom/src/aom_ports/sanitizer.h new file mode 100644 index 000000000..1dd8eb4cf --- /dev/null +++ b/media/libaom/src/aom_ports/sanitizer.h @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2018, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#ifndef AOM_AOM_PORTS_SANITIZER_H_ +#define AOM_AOM_PORTS_SANITIZER_H_ + +// AddressSanitizer support. + +// Define AOM_ADDRESS_SANITIZER if AddressSanitizer is used. +// Clang. +#if defined(__has_feature) +#if __has_feature(address_sanitizer) +#define AOM_ADDRESS_SANITIZER 1 +#endif +#endif // defined(__has_feature) +// GCC. +#if defined(__SANITIZE_ADDRESS__) +#define AOM_ADDRESS_SANITIZER 1 +#endif // defined(__SANITIZE_ADDRESS__) + +// Define the macros for AddressSanitizer manual memory poisoning. See +// https://github.com/google/sanitizers/wiki/AddressSanitizerManualPoisoning. +#if defined(AOM_ADDRESS_SANITIZER) +#include <sanitizer/asan_interface.h> +#else +#define ASAN_POISON_MEMORY_REGION(addr, size) ((void)(addr), (void)(size)) +#define ASAN_UNPOISON_MEMORY_REGION(addr, size) ((void)(addr), (void)(size)) +#endif + +#endif // AOM_AOM_PORTS_SANITIZER_H_ |