1*2946cd70SChandler Carruth // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 2*2946cd70SChandler Carruth // See https://llvm.org/LICENSE.txt for license information. 3*2946cd70SChandler Carruth // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 410ab2aceSGeorge Karpenkov 510ab2aceSGeorge Karpenkov // Simple test for a fuzzer. Must find a specific string 610ab2aceSGeorge Karpenkov // used in std::string operator ==. 710ab2aceSGeorge Karpenkov #include <cstddef> 810ab2aceSGeorge Karpenkov #include <cstdint> 910ab2aceSGeorge Karpenkov #include <cstdlib> 1010ab2aceSGeorge Karpenkov #include <iostream> 1110ab2aceSGeorge Karpenkov #include <string> 1210ab2aceSGeorge Karpenkov 1310ab2aceSGeorge Karpenkov static volatile int Sink; 1410ab2aceSGeorge Karpenkov LLVMFuzzerTestOneInput(const uint8_t * Data,size_t Size)1510ab2aceSGeorge Karpenkovextern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { 1610ab2aceSGeorge Karpenkov std::string Str((const char*)Data, Size); 1710ab2aceSGeorge Karpenkov bool Eq = Str == "FooBar"; 1810ab2aceSGeorge Karpenkov Sink = Str == "123456"; // Try to confuse the fuzzer 1910ab2aceSGeorge Karpenkov if (Eq) { 2010ab2aceSGeorge Karpenkov std::cout << "BINGO; Found the target, exiting\n"; 2110ab2aceSGeorge Karpenkov std::cout.flush(); 2210ab2aceSGeorge Karpenkov abort(); 2310ab2aceSGeorge Karpenkov } 2410ab2aceSGeorge Karpenkov return 0; 2510ab2aceSGeorge Karpenkov } 2610ab2aceSGeorge Karpenkov 27