1 /* Copyright (C) 2017 The Android Open Source Project 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * 4 * This file implements interfaces from the file jvmti.h. This implementation 5 * is licensed under the same terms as the file jvmti.h. The 6 * copyright and license information for the file jvmti.h follows. 7 * 8 * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. 9 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 10 * 11 * This code is free software; you can redistribute it and/or modify it 12 * under the terms of the GNU General Public License version 2 only, as 13 * published by the Free Software Foundation. Oracle designates this 14 * particular file as subject to the "Classpath" exception as provided 15 * by Oracle in the LICENSE file that accompanied this code. 16 * 17 * This code is distributed in the hope that it will be useful, but WITHOUT 18 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 19 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 20 * version 2 for more details (a copy is included in the LICENSE file that 21 * accompanied this code). 22 * 23 * You should have received a copy of the GNU General Public License version 24 * 2 along with this work; if not, write to the Free Software Foundation, 25 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 26 * 27 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 28 * or visit www.oracle.com if you need additional information or have any 29 * questions. 30 */ 31 32 #ifndef ART_RUNTIME_OPENJDKJVMTI_TI_THREAD_H_ 33 #define ART_RUNTIME_OPENJDKJVMTI_TI_THREAD_H_ 34 35 #include "jni.h" 36 #include "jvmti.h" 37 38 namespace art { 39 class ArtField; 40 } 41 42 namespace openjdkjvmti { 43 44 class EventHandler; 45 46 class ThreadUtil { 47 public: 48 static void Register(EventHandler* event_handler); 49 static void Unregister(); 50 51 // To be called when it is safe to cache data. 52 static void CacheData(); 53 54 static jvmtiError GetAllThreads(jvmtiEnv* env, jint* threads_count_ptr, jthread** threads_ptr); 55 56 static jvmtiError GetCurrentThread(jvmtiEnv* env, jthread* thread_ptr); 57 58 static jvmtiError GetThreadInfo(jvmtiEnv* env, jthread thread, jvmtiThreadInfo* info_ptr); 59 60 static jvmtiError GetThreadState(jvmtiEnv* env, jthread thread, jint* thread_state_ptr); 61 62 static jvmtiError SetThreadLocalStorage(jvmtiEnv* env, jthread thread, const void* data); 63 static jvmtiError GetThreadLocalStorage(jvmtiEnv* env, jthread thread, void** data_ptr); 64 65 static jvmtiError RunAgentThread(jvmtiEnv* env, 66 jthread thread, 67 jvmtiStartFunction proc, 68 const void* arg, 69 jint priority); 70 71 private: 72 static art::ArtField* context_class_loader_; 73 }; 74 75 } // namespace openjdkjvmti 76 77 #endif // ART_RUNTIME_OPENJDKJVMTI_TI_THREAD_H_ 78