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41 lines
1.0 KiB
41 lines
1.0 KiB
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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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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