| /* Copyright (C) 2017 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. |
| */ |
| |
| #ifndef ART_OPENJDKJVMTI_FIXED_UP_DEX_FILE_H_ |
| #define ART_OPENJDKJVMTI_FIXED_UP_DEX_FILE_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "jni.h" |
| #include "jvmti.h" |
| |
| #include "base/mutex.h" |
| #include "dex/dex_file.h" |
| |
| namespace openjdkjvmti { |
| |
| // A holder for a DexFile that has been 'fixed up' to ensure it is fully compliant with the |
| // published standard (no internal/quick opcodes, all fields are the defined values, etc). This is |
| // used to ensure that agents get a consistent dex file regardless of what version of android they |
| // are running on. |
| class FixedUpDexFile { |
| public: |
| static std::unique_ptr<FixedUpDexFile> Create(const art::DexFile& original, |
| const char* descriptor); |
| |
| const art::DexFile& GetDexFile() { |
| return *dex_file_; |
| } |
| |
| const unsigned char* Begin() { |
| return data_.data(); |
| } |
| |
| size_t Size() { |
| return data_.size(); |
| } |
| |
| private: |
| explicit FixedUpDexFile(std::unique_ptr<const art::DexFile> fixed_up_dex_file, |
| std::vector<unsigned char> data) |
| : dex_file_(std::move(fixed_up_dex_file)), |
| data_(std::move(data)) {} |
| |
| // the fixed up DexFile |
| std::unique_ptr<const art::DexFile> dex_file_; |
| // The backing data for dex_file_. |
| const std::vector<unsigned char> data_; |
| |
| DISALLOW_COPY_AND_ASSIGN(FixedUpDexFile); |
| }; |
| |
| } // namespace openjdkjvmti |
| |
| #endif // ART_OPENJDKJVMTI_FIXED_UP_DEX_FILE_H_ |