/src/fuzzing-headers/include/fuzzing/memory.hpp
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1  |  | #pragma once  | 
2  |  |  | 
3  |  | #include <stdio.h>  | 
4  |  | #include <optional>  | 
5  |  | #include <string>  | 
6  |  |  | 
7  |  | namespace fuzzing { | 
8  |  | namespace memory { | 
9  |  |  | 
10  |  | #ifndef FUZZING_HEADERS_NO_IMPL  | 
11  |  | #if ASAN == 1  | 
12  |  | extern "C" void *__asan_region_is_poisoned(const void *beg, size_t size);  | 
13  |  | #endif  | 
14  |  |  | 
15  |  | #if MSAN == 1  | 
16  |  | extern "C" void __msan_check_mem_is_initialized(const volatile void *x, size_t size);  | 
17  |  | #endif  | 
18  |  |  | 
19  |  | void memory_test_asan(const void* data, const size_t size)  | 
20  | 0  | { | 
21  | 0  |     (void)data;  | 
22  | 0  |     (void)size;  | 
23  |  | 
  | 
24  |  | #if ASAN == 1  | 
25  |  |     if ( __asan_region_is_poisoned(data, size) != NULL ) { | 
26  |  |         abort();  | 
27  |  |     }  | 
28  |  | #endif  | 
29  | 0  | }  | 
30  |  |  | 
31  |  | void memory_test_msan(const void* data, const size_t size)  | 
32  | 0  | { | 
33  | 0  |     (void)data;  | 
34  | 0  |     (void)size;  | 
35  |  | 
  | 
36  |  | #if MSAN == 1  | 
37  |  |     __msan_check_mem_is_initialized(data, size);  | 
38  |  | #endif  | 
39  | 0  | }  | 
40  |  |  | 
41  |  | void memory_test(const void* data, const size_t size)  | 
42  | 0  | { | 
43  | 0  |     memory_test_asan(data, size);  | 
44  | 0  |     memory_test_msan(data, size);  | 
45  | 0  | }  | 
46  |  |  | 
47  |  | template <class T>  | 
48  |  | void memory_test(const T& t)  | 
49  |  | { | 
50  |  |     (void)t;  | 
51  |  | }  | 
52  |  |  | 
53  |  | template <>  | 
54  |  | void memory_test(const std::string& s)  | 
55  | 0  | { | 
56  | 0  |     (void)s;  | 
57  |  | 
  | 
58  |  | #if MSAN == 1  | 
59  |  |     memory_test(s.data(), s.size());  | 
60  |  | #endif  | 
61  | 0  | }  | 
62  |  |  | 
63  |  | #endif  | 
64  |  |  | 
65  |  | } /* namespace memory */  | 
66  |  | } /* namespace fuzzing */  |