| /* Copyright (C) 2016 The Android Open Source Project |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This file implements interfaces from the file jvmti.h. This implementation |
| * is licensed under the same terms as the file jvmti.h. The |
| * copyright and license information for the file jvmti.h follows. |
| * |
| * Copyright (c) 2003, 2011, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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. |
| */ |
| |
| #include "ti_class.h" |
| |
| #include "art_jvmti.h" |
| #include "scoped_thread_state_change-inl.h" |
| #include "thread-inl.h" |
| |
| namespace openjdkjvmti { |
| |
| jvmtiError ClassUtil::GetClassSignature(jvmtiEnv* env, |
| jclass jklass, |
| char** signature_ptr, |
| char** generic_ptr) { |
| art::ScopedObjectAccess soa(art::Thread::Current()); |
| art::ObjPtr<art::mirror::Class> klass = soa.Decode<art::mirror::Class>(jklass); |
| if (klass == nullptr) { |
| return ERR(INVALID_CLASS); |
| } |
| |
| JvmtiUniquePtr sig_copy; |
| if (signature_ptr != nullptr) { |
| std::string storage; |
| const char* descriptor = klass->GetDescriptor(&storage); |
| |
| unsigned char* tmp; |
| jvmtiError ret = CopyString(env, descriptor, &tmp); |
| if (ret != ERR(NONE)) { |
| return ret; |
| } |
| sig_copy = MakeJvmtiUniquePtr(env, tmp); |
| *signature_ptr = reinterpret_cast<char*>(tmp); |
| } |
| |
| // TODO: Support generic signature. |
| *generic_ptr = nullptr; |
| |
| // Everything is fine, release the buffers. |
| sig_copy.release(); |
| |
| return ERR(NONE); |
| } |
| |
| } // namespace openjdkjvmti |