/*

 * Copyright (c) 2003, 2013, 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

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 */

#ifndef SHARE_VM_PRIMS_JVMTIEXTENSIONS_HPP

#define SHARE_VM_PRIMS_JVMTIEXTENSIONS_HPP

#include "jvmtifiles/jvmti.h"

#include "jvmtifiles/jvmtiEnv.hpp"

#include "memory/allocation.hpp"

// JvmtiExtensions

//

// Maintains the list of extension functions and events in this JVMTI

// implementation. The list of functions and events can be obtained by

// the profiler using the JVMTI GetExtensionFunctions and

// GetExtensionEvents functions.

class JvmtiExtensions : public AllStatic {

 private:

  static GrowableArray<jvmtiExtensionFunctionInfo*>* _ext_functions;

  static GrowableArray<jvmtiExtensionEventInfo*>* _ext_events;

 public:

  // register extensions function

  static void register_extensions();

  // returns the list of extension functions

  static jvmtiError get_functions(JvmtiEnv* env, jint* extension_count_ptr,

                                  jvmtiExtensionFunctionInfo** extensions);

  // returns the list of extension events

  static jvmtiError get_events(JvmtiEnv* env, jint* extension_count_ptr,

                               jvmtiExtensionEventInfo** extensions);

  // sets the callback function for an extension event and enables the event

  static jvmtiError set_event_callback(JvmtiEnv* env, jint extension_event_index,

                                       jvmtiExtensionEvent callback);

};

#endif // SHARE_VM_PRIMS_JVMTIEXTENSIONS_HPP