/*

 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

#ifndef SHARE_VM_PRIMS_JNICHECK_HPP

#define SHARE_VM_PRIMS_JNICHECK_HPP

#ifndef KERNEL

#include "runtime/thread.hpp"

#endif

extern "C" {

  // Report a JNI failure caught by -Xcheck:jni.  Perform a core dump.

  // Note: two variations -- one to be called when in VM state (e.g. when

  // within IN_VM macro), one to be called when in NATIVE state.

  // When in VM state:

  static void ReportJNIFatalError(JavaThread* thr, const char *msg) {

    tty->print_cr("FATAL ERROR in native method: %s", msg);

    thr->print_stack();

    os::abort(true);

  }

}

//

// Checked JNI routines that are useful for outside of checked JNI

//

class jniCheck : public AllStatic {

 public:

  static oop validate_handle(JavaThread* thr, jobject obj);

  static oop validate_object(JavaThread* thr, jobject obj);

  static Klass* validate_class(JavaThread* thr, jclass clazz, bool allow_primitive = false);

  static void validate_class_descriptor(JavaThread* thr, const char* name);

  static void validate_throwable_klass(JavaThread* thr, Klass* klass);

  static void validate_call_object(JavaThread* thr, jobject obj, jmethodID method_id);

  static void validate_call_class(JavaThread* thr, jclass clazz, jmethodID method_id);

  static Method* validate_jmethod_id(JavaThread* thr, jmethodID method_id);

};

#endif // SHARE_VM_PRIMS_JNICHECK_HPP