c2277fc216
In preparation for removal of ClassDataItemAccessor. Bug: 79758018 Test: make Test: test/run-test --host 137 Test: out/host/linux-x86/nativetest/libunwindstack_test/libunwindstack_test Change-Id: I61a20fe7200a0d669b84573d3853b55877922602
75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _LIBUNWINDSTACK_DEX_FILE_H
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#define _LIBUNWINDSTACK_DEX_FILE_H
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#include <stdint.h>
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#include <map>
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#include <memory>
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#include <string>
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#include <utility>
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#include <vector>
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#include <dex/dex_file-inl.h>
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namespace unwindstack {
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class DexFile {
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public:
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DexFile() = default;
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virtual ~DexFile() = default;
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bool GetMethodInformation(uint64_t dex_offset, std::string* method_name, uint64_t* method_offset);
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static DexFile* Create(uint64_t dex_file_offset_in_memory, Memory* memory, MapInfo* info);
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protected:
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void Init();
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std::unique_ptr<const art::DexFile> dex_file_;
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std::map<uint32_t, std::pair<uint64_t, uint32_t>> method_cache_; // dex offset to method index.
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uint32_t class_def_index_ = 0;
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};
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class DexFileFromFile : public DexFile {
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public:
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DexFileFromFile() = default;
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virtual ~DexFileFromFile();
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bool Open(uint64_t dex_file_offset_in_file, const std::string& name);
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private:
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void* mapped_memory_ = nullptr;
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size_t size_ = 0;
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};
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class DexFileFromMemory : public DexFile {
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public:
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DexFileFromMemory() = default;
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virtual ~DexFileFromMemory() = default;
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bool Open(uint64_t dex_file_offset_in_memory, Memory* memory);
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private:
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std::vector<uint8_t> memory_;
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};
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} // namespace unwindstack
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#endif // _LIBUNWINDSTACK_DEX_FILE_H
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