platform_system_core/libbacktrace/UnwindStackMap.h
Josh Gao ebea0ef256 libbacktrace: expose BacktraceMap's unwindstack::Memory.
Test: mma
Change-Id: Icd2b891b121b90d55e3ac45037a59c24221a2496
2017-10-20 13:52:56 -07:00

49 lines
1.5 KiB
C++

/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _LIBBACKTRACE_UNWINDSTACK_MAP_H
#define _LIBBACKTRACE_UNWINDSTACK_MAP_H
#include <stdint.h>
#include <sys/types.h>
#include <memory>
#include <backtrace/BacktraceMap.h>
#include <unwindstack/Maps.h>
class UnwindStackMap : public BacktraceMap {
public:
explicit UnwindStackMap(pid_t pid);
~UnwindStackMap() = default;
bool Build() override;
void FillIn(uintptr_t addr, backtrace_map_t* map) override;
virtual std::string GetFunctionName(uintptr_t pc, uintptr_t* offset) override;
virtual std::shared_ptr<unwindstack::Memory> GetProcessMemory() override final;
unwindstack::Maps* stack_maps() { return stack_maps_.get(); }
const std::shared_ptr<unwindstack::Memory>& process_memory() { return process_memory_; }
protected:
std::unique_ptr<unwindstack::Maps> stack_maps_;
std::shared_ptr<unwindstack::Memory> process_memory_;
};
#endif // _LIBBACKTRACE_UNWINDSTACK_MAP_H