/src/cryptofuzz/fuzzing-headers/include/fuzzing/memory.hpp
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1 | | #ifndef FUZZING_MEMORY_HPP |
2 | | #define FUZZING_MEMORY_HPP |
3 | | |
4 | | #include <stdio.h> |
5 | | #include <optional> |
6 | | |
7 | | namespace fuzzing { |
8 | | namespace memory { |
9 | | |
10 | | void memory_test_msan(const void* data, const size_t size); |
11 | | |
12 | | #ifndef FUZZING_HEADERS_NO_IMPL |
13 | | #if ASAN == 1 |
14 | | extern "C" void *__asan_region_is_poisoned(const void *beg, size_t size); |
15 | | #endif |
16 | | |
17 | | void memory_test_asan(const void* data, const size_t size) |
18 | 0 | { |
19 | 0 | (void)data; |
20 | 0 | (void)size; |
21 | |
|
22 | | #if ASAN == 1 |
23 | | if ( __asan_region_is_poisoned(data, size) != NULL ) { |
24 | | abort(); |
25 | | } |
26 | | #endif |
27 | 0 | } |
28 | | |
29 | | void memory_test_msan(const void* data, const size_t size) |
30 | 2.06k | { |
31 | 2.06k | (void)data; |
32 | 2.06k | (void)size; |
33 | | |
34 | | #if MSAN == 1 |
35 | | FILE* fp = fopen("/dev/null", "wb"); |
36 | | if ( fp == nullptr ) { |
37 | | abort(); |
38 | | } |
39 | | fwrite(data, size, 1, fp); |
40 | | fclose(fp); |
41 | | #endif |
42 | 2.06k | } |
43 | | |
44 | | void memory_test(const void* data, const size_t size) |
45 | 0 | { |
46 | 0 | memory_test_asan(data, size); |
47 | 0 | memory_test_msan(data, size); |
48 | 0 | } |
49 | | |
50 | | template <class T> |
51 | | void memory_test(const T& t) |
52 | | { |
53 | | (void)t; |
54 | | } |
55 | | |
56 | | template <> |
57 | | void memory_test(const std::string& s) |
58 | 0 | { |
59 | 0 | (void)s; |
60 | |
|
61 | | #if MSAN == 1 |
62 | | memory_test(s.data(), s.size()); |
63 | | #endif |
64 | 0 | } |
65 | | |
66 | | #endif |
67 | | |
68 | | } /* namespace memory */ |
69 | | } /* namespace fuzzing */ |
70 | | |
71 | | #endif |