1 /* 2 * Copyright (c) 2003, 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_PRIMS_JVMTIEXTENSIONS_HPP 26 #define SHARE_PRIMS_JVMTIEXTENSIONS_HPP 27 28 #include "jvmtifiles/jvmti.h" 29 #include "jvmtifiles/jvmtiEnv.hpp" 30 #include "memory/allocation.hpp" 31 32 // JvmtiExtensions 33 // 34 // Maintains the list of extension functions and events in this JVMTI 35 // implementation. The list of functions and events can be obtained by 36 // the profiler using the JVMTI GetExtensionFunctions and 37 // GetExtensionEvents functions. 38 39 class JvmtiExtensions : public AllStatic { 40 private: 41 static GrowableArray<jvmtiExtensionFunctionInfo*>* _ext_functions; 42 static GrowableArray<jvmtiExtensionEventInfo*>* _ext_events; 43 44 public: 45 // register extensions function 46 static void register_extensions(); 47 48 // returns the list of extension functions 49 static jvmtiError get_functions(JvmtiEnv* env, jint* extension_count_ptr, 50 jvmtiExtensionFunctionInfo** extensions); 51 52 // returns the list of extension events 53 static jvmtiError get_events(JvmtiEnv* env, jint* extension_count_ptr, 54 jvmtiExtensionEventInfo** extensions); 55 56 // sets the callback function for an extension event and enables the event 57 static jvmtiError set_event_callback(JvmtiEnv* env, jint extension_event_index, 58 jvmtiExtensionEvent callback); 59 }; 60 61 #endif // SHARE_PRIMS_JVMTIEXTENSIONS_HPP 62