Elliott Hughes | 2faa5f1 | 2012-01-30 14:42:07 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 16 | |
Brian Carlstrom | fc0e321 | 2013-07-17 14:40:12 -0700 | [diff] [blame] | 17 | #ifndef ART_RUNTIME_MIRROR_CLASS_LOADER_H_ |
| 18 | #define ART_RUNTIME_MIRROR_CLASS_LOADER_H_ |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 19 | |
Ian Rogers | 7e70b00 | 2014-10-08 11:47:24 -0700 | [diff] [blame] | 20 | #include "object.h" |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 21 | |
| 22 | namespace art { |
| 23 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 24 | struct ClassLoaderOffsets; |
Mathieu Chartier | 6b06953 | 2015-08-05 15:08:12 -0700 | [diff] [blame^] | 25 | class ClassTable; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 26 | |
| 27 | namespace mirror { |
| 28 | |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 29 | // C++ mirror of java.lang.ClassLoader |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 30 | class MANAGED ClassLoader : public Object { |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 31 | public: |
| 32 | // Size of an instance of java.lang.ClassLoader. |
| 33 | static constexpr uint32_t InstanceSize() { |
| 34 | return sizeof(ClassLoader); |
| 35 | } |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 36 | ClassLoader* GetParent() SHARED_REQUIRES(Locks::mutator_lock_) { |
Mathieu Chartier | 6bcae8f | 2014-09-04 18:33:17 -0700 | [diff] [blame] | 37 | return GetFieldObject<ClassLoader>(OFFSET_OF_OBJECT_MEMBER(ClassLoader, parent_)); |
| 38 | } |
Mathieu Chartier | 6b06953 | 2015-08-05 15:08:12 -0700 | [diff] [blame^] | 39 | ClassTable* GetClassTable() SHARED_REQUIRES(Locks::mutator_lock_) { |
| 40 | return reinterpret_cast<ClassTable*>( |
| 41 | GetField64(OFFSET_OF_OBJECT_MEMBER(ClassLoader, class_table_))); |
| 42 | } |
| 43 | void SetClassTable(ClassTable* class_table) SHARED_REQUIRES(Locks::mutator_lock_) { |
| 44 | SetField64<false>(OFFSET_OF_OBJECT_MEMBER(ClassLoader, class_table_), |
| 45 | reinterpret_cast<uint64_t>(class_table)); |
| 46 | } |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 47 | |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 48 | private: |
| 49 | // Field order required by test "ValidateFieldOrderOfJavaCppUnionClasses". |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 50 | HeapReference<Object> packages_; |
| 51 | HeapReference<ClassLoader> parent_; |
| 52 | HeapReference<Object> proxyCache_; |
Mathieu Chartier | 6b06953 | 2015-08-05 15:08:12 -0700 | [diff] [blame^] | 53 | // Native pointer to class table, need to zero this out when image writing. |
| 54 | uint32_t padding_ ATTRIBUTE_UNUSED; |
| 55 | uint64_t class_table_; |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 56 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 57 | friend struct art::ClassLoaderOffsets; // for verifying offset information |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 58 | DISALLOW_IMPLICIT_CONSTRUCTORS(ClassLoader); |
| 59 | }; |
| 60 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 61 | } // namespace mirror |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 62 | } // namespace art |
| 63 | |
Brian Carlstrom | fc0e321 | 2013-07-17 14:40:12 -0700 | [diff] [blame] | 64 | #endif // ART_RUNTIME_MIRROR_CLASS_LOADER_H_ |