mirror of
https://github.com/holub/mame
synced 2025-06-05 20:33:45 +03:00
97 lines
2.2 KiB
C++
97 lines
2.2 KiB
C++
/* Copyright 2019 Guido Vranken
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject
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* to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#pragma once
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#include <stdio.h>
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#include <optional>
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#ifndef ASAN
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#define ASAN 0
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#endif
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#ifndef MSAN
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#define MSAN 0
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#endif
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namespace fuzzing {
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namespace memory {
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#ifndef FUZZING_HEADERS_NO_IMPL
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#if ASAN == 1
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extern "C" void *__asan_region_is_poisoned(const void *beg, size_t size);
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#endif
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#if MSAN == 1
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extern "C" void __msan_check_mem_is_initialized(const volatile void *x, size_t size);
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#endif
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void memory_test_asan(const void* data, const size_t size)
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{
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(void)data;
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(void)size;
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#if ASAN == 1
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if ( __asan_region_is_poisoned(data, size) != NULL ) {
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abort();
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}
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#endif
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}
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void memory_test_msan(const void* data, const size_t size)
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{
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(void)data;
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(void)size;
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#if MSAN == 1
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__msan_check_mem_is_initialized(data, size);
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#endif
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}
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void memory_test(const void* data, const size_t size)
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{
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memory_test_asan(data, size);
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memory_test_msan(data, size);
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}
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template <class T>
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void memory_test(const T& t)
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{
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(void)t;
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}
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template <>
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void memory_test(const std::string& s)
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{
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(void)s;
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#if MSAN == 1
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memory_test(s.data(), s.size());
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#endif
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}
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#endif
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} /* namespace memory */
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} /* namespace fuzzing */
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