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#include "ti_object.h" 33 34#include "art_jvmti.h" 35#include "mirror/object-inl.h" 36#include "scoped_thread_state_change-inl.h" 37#include "thread-inl.h" 38 39namespace openjdkjvmti { 40 41jvmtiError ObjectUtil::GetObjectSize(jvmtiEnv* env ATTRIBUTE_UNUSED, 42 jobject jobject, 43 jlong* size_ptr) { 44 if (jobject == nullptr) { 45 return ERR(INVALID_OBJECT); 46 } 47 if (size_ptr == nullptr) { 48 return ERR(NULL_POINTER); 49 } 50 51 art::ScopedObjectAccess soa(art::Thread::Current()); 52 art::ObjPtr<art::mirror::Object> object = soa.Decode<art::mirror::Object>(jobject); 53 54 *size_ptr = object->SizeOf(); 55 return ERR(NONE); 56} 57 58jvmtiError ObjectUtil::GetObjectHashCode(jvmtiEnv* env ATTRIBUTE_UNUSED, 59 jobject jobject, 60 jint* hash_code_ptr) { 61 if (jobject == nullptr) { 62 return ERR(INVALID_OBJECT); 63 } 64 if (hash_code_ptr == nullptr) { 65 return ERR(NULL_POINTER); 66 } 67 68 art::ScopedObjectAccess soa(art::Thread::Current()); 69 art::ObjPtr<art::mirror::Object> object = soa.Decode<art::mirror::Object>(jobject); 70 71 *hash_code_ptr = object->IdentityHashCode(); 72 73 return ERR(NONE); 74} 75 76} // namespace openjdkjvmti 77