1 /**
2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "method_data_accessor.h"
17
18 namespace panda::panda_file {
19
MethodDataAccessor(const File & panda_file,File::EntityId method_id)20 MethodDataAccessor::MethodDataAccessor(const File &panda_file, File::EntityId method_id)
21 : panda_file_(panda_file), method_id_(method_id)
22 {
23 auto sp = panda_file_.GetSpanFromId(method_id);
24
25 class_idx_ = helpers::Read<IDX_SIZE>(&sp);
26 proto_idx_ = helpers::Read<IDX_SIZE>(&sp);
27
28 class_off_ = panda_file.ResolveClassIndex(method_id, class_idx_).GetOffset();
29 proto_off_ = panda_file.ResolveProtoIndex(method_id, proto_idx_).GetOffset();
30
31 name_off_ = helpers::Read<ID_SIZE>(&sp);
32 access_flags_ = helpers::ReadULeb128(&sp);
33
34 is_external_ = panda_file_.IsExternal(method_id);
35
36 if (!is_external_) {
37 tagged_values_sp_ = sp;
38 size_ = 0;
39 } else {
40 size_ = panda_file_.GetIdFromPointer(sp.data()).GetOffset() - method_id_.GetOffset();
41 }
42 }
43
44 } // namespace panda::panda_file
45