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tests/thirdparty/Fuzzer/test/SwapCmpTest.cpp
34 строки
844 B
Niels Lohmann
Reorganize directories (#3462)
01 май 2022, 10:41
Не верифицирован
01 май 2022, 10:41
b21c345
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// This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // The fuzzer must find several constants with swapped bytes. #include <cstdint> #include <cstdlib> #include <cstring> #include <cstdio> extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { if (Size < 14) return 0; uint64_t x = 0; uint32_t y = 0; uint16_t z = 0; memcpy(&x, Data, sizeof(x)); memcpy(&y, Data + Size / 2, sizeof(y)); memcpy(&z, Data + Size - sizeof(z), sizeof(z)); x = __builtin_bswap64(x); y = __builtin_bswap32(y); z = __builtin_bswap16(z); if (x == 0x46555A5A5A5A5546ULL && z == 0x4F4B && y == 0x66757A7A && true ) { if (Data[Size - 3] == 'z') { fprintf(stderr, "BINGO; Found the target\n"); exit(1); } } return 0; }