forked from OSchip/llvm-project
40 lines
950 B
C++
40 lines
950 B
C++
// 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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// Simple test for a fuzzer. The fuzzer must find the string "Hi!".
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#include <cstddef>
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#include <cstdint>
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#include <cstdlib>
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#include <iostream>
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extern "C" {
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__attribute__((noinline))
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void FunctionC(const uint8_t *Data, size_t Size) {
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if (Size > 3 && Data[3] == 'Z') {
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static bool PrintedOnce = false;
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if (!PrintedOnce) {
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std::cout << "BINGO\n";
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PrintedOnce = true;
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}
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}
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}
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__attribute__((noinline))
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void FunctionB(const uint8_t *Data, size_t Size) {
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if (Size > 2 && Data[2] == 'Z')
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FunctionC(Data, Size);
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}
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__attribute__((noinline))
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void FunctionA(const uint8_t *Data, size_t Size) {
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if (Size > 1 && Data[1] == 'U')
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FunctionB(Data, Size);
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}
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}
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
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if (Size > 0 && Data[0] == 'F')
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FunctionA(Data, Size);
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return 0;
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}
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