1 /* 2 * Copyright 2023 Code Intelligence GmbH 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.code_intelligence.jazzer.driver; 18 19 import com.code_intelligence.jazzer.api.FuzzedDataProvider; 20 import java.lang.reflect.Method; 21 import java.util.Optional; 22 import java.util.concurrent.Callable; 23 24 public class FuzzTargetHolder { autofuzzFuzzTarget(Callable<Object> newInstance)25 public static FuzzTarget autofuzzFuzzTarget(Callable<Object> newInstance) { 26 try { 27 Method fuzzerTestOneInput = com.code_intelligence.jazzer.autofuzz.FuzzTarget.class.getMethod( 28 "fuzzerTestOneInput", FuzzedDataProvider.class); 29 return new FuzzTargetHolder.FuzzTarget(fuzzerTestOneInput, newInstance, Optional.empty()); 30 } catch (NoSuchMethodException e) { 31 throw new IllegalStateException(e); 32 } 33 } 34 35 public static final FuzzTarget AUTOFUZZ_FUZZ_TARGET = autofuzzFuzzTarget(() -> { 36 com.code_intelligence.jazzer.autofuzz.FuzzTarget.fuzzerInitialize( 37 Opt.targetArgs.toArray(new String[0])); 38 return null; 39 }); 40 41 /** 42 * The fuzz target that {@link FuzzTargetRunner} should fuzz. 43 */ 44 public static FuzzTarget fuzzTarget; 45 46 public static class FuzzTarget { 47 public final Method method; 48 public final Callable<Object> newInstance; 49 public final Optional<Method> tearDown; 50 FuzzTarget(Method method, Callable<Object> newInstance, Optional<Method> tearDown)51 public FuzzTarget(Method method, Callable<Object> newInstance, Optional<Method> tearDown) { 52 this.method = method; 53 this.newInstance = newInstance; 54 this.tearDown = tearDown; 55 } 56 usesFuzzedDataProvider()57 public boolean usesFuzzedDataProvider() { 58 return this.method.getParameterCount() == 1 59 && this.method.getParameterTypes()[0] == FuzzedDataProvider.class; 60 } 61 } 62 } 63