llvm-project/compiler-rt/test/fuzzer/SimpleDictionaryTest.cpp

32 lines
871 B
C++

// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// Simple test for a fuzzer.
// The fuzzer must find a string based on dictionary words:
// "Elvis"
// "Presley"
#include <cstddef>
#include <cstdint>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <ostream>
static volatile int Zero = 0;
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
const char *Expected = "ElvisPresley";
if (Size < strlen(Expected)) return 0;
size_t Match = 0;
for (size_t i = 0; Expected[i]; i++)
if (Expected[i] + Zero == Data[i])
Match++;
if (Match == strlen(Expected)) {
std::cout << "BINGO; Found the target, exiting\n" << std::flush;
exit(1);
}
return 0;
}