65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
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/*
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* Copyright (C) 2016 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_SYMBOLS_H
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#define _LIBUNWINDSTACK_SYMBOLS_H
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#include <stdint.h>
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#include <string>
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#include <vector>
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// Forward declaration.
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class Memory;
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class Symbols {
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struct Info {
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Info(uint64_t start_offset, uint64_t end_offset, uint64_t str_offset)
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: start_offset(start_offset), end_offset(end_offset), str_offset(str_offset) {}
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uint64_t start_offset;
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uint64_t end_offset;
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uint64_t str_offset;
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};
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public:
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Symbols(uint64_t offset, uint64_t size, uint64_t entry_size, uint64_t str_offset,
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uint64_t str_size);
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virtual ~Symbols() = default;
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const Info* GetInfoFromCache(uint64_t addr);
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template <typename SymType>
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bool GetName(uint64_t addr, uint64_t load_bias, Memory* elf_memory, std::string* name,
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uint64_t* func_offset);
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void ClearCache() {
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symbols_.clear();
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cur_offset_ = offset_;
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}
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private:
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uint64_t cur_offset_;
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uint64_t offset_;
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uint64_t end_;
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uint64_t entry_size_;
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uint64_t str_offset_;
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uint64_t str_end_;
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std::vector<Info> symbols_;
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};
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#endif // _LIBUNWINDSTACK_SYMBOLS_H
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