1 files changed, 41 insertions, 0 deletions
diff --git a/src/main/java/com/code_intelligence/jazzer/runtime/FuzzTargetRunnerNatives.java b/src/main/java/com/code_intelligence/jazzer/runtime/FuzzTargetRunnerNatives.java
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+++ b/src/main/java/com/code_intelligence/jazzer/runtime/FuzzTargetRunnerNatives.java
@@ -0,0 +1,41 @@
+// 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.code_intelligence.jazzer.runtime;
+
+import com.github.fmeum.rules_jni.RulesJni;
+
+/**
+ * The native functions used by FuzzTargetRunner.
+ *
+ * <p>This class has to be loaded by the bootstrap class loader since the native library it loads
+ * links in libFuzzer and the Java hooks, which have to be on the bootstrap path so that they are
+ * seen by Java standard library classes, need to be able to call native libFuzzer callbacks.
+ */
+public class FuzzTargetRunnerNatives {
+  static {
+    if (!Constants.IS_ANDROID && FuzzTargetRunnerNatives.class.getClassLoader() != null) {
+      throw new IllegalStateException(
+          "FuzzTargetRunnerNatives must be loaded in the bootstrap loader");
+    }
+    RulesJni.loadLibrary("jazzer_driver", "/com/code_intelligence/jazzer/driver");
+  }
+
+  public static native int startLibFuzzer(
+      byte[][] args, Class<?> runner, boolean useExperimentalMutator);
+
+  public static native void printCrashingInput();
+
+  public static native void temporarilyDisableLibfuzzerExitHook();
+}