e5c4d62ba3
This reverts commit85b5fecec9. Reason for revert: Breaks ART tests, reverting to investigate. Exempt-From-Owner-Approval: Revert. (cherry picked from commitb9cc4fbb26) Bug: 130406806 Change-Id: I634e37060b97484d627fc544e3b406fd90aaa784
92 lines
2.6 KiB
C++
92 lines
2.6 KiB
C++
/*
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* Copyright (C) 2017 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 _LIBBACKTRACE_UNWINDSTACK_MAP_H
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#define _LIBBACKTRACE_UNWINDSTACK_MAP_H
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#include <stdint.h>
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#include <sys/types.h>
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#include <memory>
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#include <mutex>
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#include <unordered_map>
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#include <vector>
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#include <backtrace/Backtrace.h>
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#include <backtrace/BacktraceMap.h>
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#if !defined(NO_LIBDEXFILE_SUPPORT)
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#include <unwindstack/DexFiles.h>
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#endif
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#include <unwindstack/Elf.h>
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#include <unwindstack/JitDebug.h>
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#include <unwindstack/Maps.h>
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// Forward declarations.
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class UnwindDexFile;
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class UnwindStackMap : public BacktraceMap {
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public:
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explicit UnwindStackMap(pid_t pid);
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~UnwindStackMap() = default;
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bool Build() override;
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void FillIn(uint64_t addr, backtrace_map_t* map) override;
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virtual std::string GetFunctionName(uint64_t pc, uint64_t* offset) override;
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virtual std::shared_ptr<unwindstack::Memory> GetProcessMemory() override final;
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unwindstack::Maps* stack_maps() { return stack_maps_.get(); }
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const std::shared_ptr<unwindstack::Memory>& process_memory() { return process_memory_; }
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unwindstack::JitDebug* GetJitDebug() { return jit_debug_.get(); }
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#if !defined(NO_LIBDEXFILE_SUPPORT)
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unwindstack::DexFiles* GetDexFiles() { return dex_files_.get(); }
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#endif
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void SetArch(unwindstack::ArchEnum arch) { arch_ = arch; }
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protected:
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uint64_t GetLoadBias(size_t index) override;
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std::unique_ptr<unwindstack::Maps> stack_maps_;
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std::shared_ptr<unwindstack::Memory> process_memory_;
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std::unique_ptr<unwindstack::JitDebug> jit_debug_;
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#if !defined(NO_LIBDEXFILE_SUPPORT)
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std::unique_ptr<unwindstack::DexFiles> dex_files_;
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#endif
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unwindstack::ArchEnum arch_ = unwindstack::ARCH_UNKNOWN;
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};
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class UnwindStackOfflineMap : public UnwindStackMap {
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public:
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UnwindStackOfflineMap(pid_t pid);
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~UnwindStackOfflineMap() = default;
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bool Build() override;
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bool Build(const std::vector<backtrace_map_t>& maps);
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bool CreateProcessMemory(const backtrace_stackinfo_t& stack);
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private:
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unwindstack::MemoryOfflineBuffer* memory_ = nullptr;
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};
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#endif // _LIBBACKTRACE_UNWINDSTACK_MAP_H
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