// Copyright 2022 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.FuzzerSecurityIssueLow; public final class ForkModeFuzzer { public static void fuzzerInitialize() { // When running through a Java reproducer, do not check the Java opts. if (System.getProperty("jazzer.is_reproducer") != null) return; String foo = System.getProperty("foo"); String bar = System.getProperty("bar"); String baz = System.getProperty("baz"); // Only used to verify that arguments are correctly passed down to child processes. if (foo == null || bar == null || baz == null || !foo.equals("foo") || !(bar.equals("b;ar") || bar.equals("b:ar")) || !baz.equals("baz")) { // Exit the process with an exit code different from that for a finding. System.err.println("ERROR: Did not correctly pass all jvm_args to child process."); System.err.printf("foo: %s%nbar: %s%nbaz: %s%n", foo, bar, baz); System.exit(3); } // Only used to verify that Jazzer honors the JAVA_OPTS env var. String javaOpts = System.getProperty("java_opts"); if (javaOpts == null || !javaOpts.equals("1")) { // Exit the process with an exit code different from that for a finding. System.err.println("ERROR: Did not honor JAVA_OPTS."); System.err.printf("java_opts: %s%n", javaOpts); System.exit(4); } } public static void fuzzerTestOneInput(byte[] data) { throw new FuzzerSecurityIssueLow("Passed fuzzerInitialize"); } }