57 lines
1.6 KiB
C++
57 lines
1.6 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_UNWIND_STACK_H
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#define _LIBBACKTRACE_UNWIND_STACK_H
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#include <stdint.h>
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#include <memory>
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#include <string>
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#include <backtrace/BacktraceMap.h>
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#include <unwindstack/Memory.h>
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#include "BacktraceCurrent.h"
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#include "BacktracePtrace.h"
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class UnwindStackCurrent : public BacktraceCurrent {
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public:
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UnwindStackCurrent(pid_t pid, pid_t tid, BacktraceMap* map);
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virtual ~UnwindStackCurrent() = default;
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std::string GetFunctionNameRaw(uint64_t pc, uint64_t* offset) override;
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bool UnwindFromContext(size_t num_ignore_frames, void* ucontext) override;
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};
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class UnwindStackPtrace : public BacktracePtrace {
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public:
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UnwindStackPtrace(pid_t pid, pid_t tid, BacktraceMap* map);
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virtual ~UnwindStackPtrace() = default;
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bool Unwind(size_t num_ignore_frames, void* context) override;
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std::string GetFunctionNameRaw(uint64_t pc, uint64_t* offset) override;
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size_t Read(uint64_t addr, uint8_t* buffer, size_t bytes) override;
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private:
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std::shared_ptr<unwindstack::Memory> memory_;
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};
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#endif // _LIBBACKTRACE_UNWIND_STACK_H
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