// 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.code_intelligence.jazzer.runtime;

import com.code_intelligence.jazzer.api.HookType;
import com.code_intelligence.jazzer.api.MethodHook;
import java.lang.invoke.MethodHandle;

@SuppressWarnings("unused")
final public class NativeLibHooks {
  @MethodHook(type = HookType.BEFORE, targetClassName = "java.lang.Runtime",
      targetMethod = "loadLibrary", targetMethodDescriptor = "(Ljava/lang/String;)V")
  @MethodHook(type = HookType.BEFORE, targetClassName = "java.lang.System",
      targetMethod = "loadLibrary", targetMethodDescriptor = "(Ljava/lang/String;)V")
  @MethodHook(type = HookType.BEFORE, targetClassName = "java.lang.Runtime", targetMethod = "load",
      targetMethodDescriptor = "(Ljava/lang/String;)V")
  @MethodHook(type = HookType.BEFORE, targetClassName = "java.lang.System", targetMethod = "load",
      targetMethodDescriptor = "(Ljava/lang/String;)V")
  public static void
  loadLibraryHook(MethodHandle method, Object thisObject, Object[] arguments, int hookId) {
    if (Constants.IS_ANDROID) {
      return;
    }

    TraceDataFlowNativeCallbacks.handleLibraryLoad();
  }
}