// Copyright 2021 Code Intelligence GmbH // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package com.example; import com.code_intelligence.jazzer.api.FuzzedDataProvider; public class ExampleFuzzerWithNative { static { System.loadLibrary("native"); } public static void fuzzerTestOneInput(FuzzedDataProvider data) { int val = data.consumeInt(); String stringData = data.consumeRemainingAsString(); if (val == 17759716 && stringData.length() > 10 && stringData.contains("jazzer")) { // call native function which contains a crash new ExampleFuzzerWithNative().parse(stringData); } } private native boolean parse(String bytes); }