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35 lines
844 B
C++
35 lines
844 B
C++
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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// The fuzzer must find several constants with swapped bytes.
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#include <cstdint>
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#include <cstdlib>
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#include <cstring>
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#include <cstdio>
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
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if (Size < 14) return 0;
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uint64_t x = 0;
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uint32_t y = 0;
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uint16_t z = 0;
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memcpy(&x, Data, sizeof(x));
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memcpy(&y, Data + Size / 2, sizeof(y));
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memcpy(&z, Data + Size - sizeof(z), sizeof(z));
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x = __builtin_bswap64(x);
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y = __builtin_bswap32(y);
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z = __builtin_bswap16(z);
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if (x == 0x46555A5A5A5A5546ULL &&
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z == 0x4F4B &&
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y == 0x66757A7A &&
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true
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) {
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if (Data[Size - 3] == 'z') {
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fprintf(stderr, "BINGO; Found the target\n");
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exit(1);
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}
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}
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return 0;
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}
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