| 1 | //===-- asan_flags.h -------------------------------------------*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file is a part of AddressSanitizer, an address sanity checker. |
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| 10 | // |
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| 11 | // ASan runtime flags. |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |
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| 14 | #ifndef ASAN_FLAGS_H |
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| 15 | #define ASAN_FLAGS_H |
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| 16 | |
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| 17 | #include "sanitizer_common/sanitizer_internal_defs.h" |
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| 18 | #include "sanitizer_common/sanitizer_flag_parser.h" |
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| 19 | |
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| 20 | // ASan flag values can be defined in four ways: |
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| 21 | // 1) initialized with default values at startup. |
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| 22 | // 2) overriden during compilation of ASan runtime by providing |
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| 23 | // compile definition ASAN_DEFAULT_OPTIONS. |
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| 24 | // 3) overriden from string returned by user-specified function |
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| 25 | // __asan_default_options(). |
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| 26 | // 4) overriden from env variable ASAN_OPTIONS. |
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| 27 | // 5) overriden during ASan activation (for now used on Android only). |
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| 28 | |
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| 29 | namespace __asan { |
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| 30 | |
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| 31 | struct Flags { |
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| 32 | #define ASAN_FLAG(Type, Name, DefaultValue, Description) Type Name; |
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| 33 | #include "asan_flags.inc" |
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| 34 | #undef ASAN_FLAG |
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| 35 | |
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| 36 | void SetDefaults(); |
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| 37 | }; |
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| 38 | |
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| 39 | extern Flags asan_flags_dont_use_directly; |
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| 40 | inline Flags *flags() { |
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| 41 | return &asan_flags_dont_use_directly; |
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| 42 | } |
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| 43 | |
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| 44 | void InitializeFlags(); |
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| 45 | |
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| 46 | } // namespace __asan |
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| 47 | |
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| 48 | #endif // ASAN_FLAGS_H |
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| 49 | |
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