1/*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef DFX_UNWIND_ASYNC_THREAD_H
17#define DFX_UNWIND_ASYNC_THREAD_H
18
19#include <cinttypes>
20#include <csignal>
21#include <map>
22#include <memory>
23#include <string>
24#include "dfx_thread.h"
25#include "unwinder.h"
26
27namespace OHOS {
28namespace HiviewDFX {
29class DfxUnwindAsyncThread {
30public:
31    DfxUnwindAsyncThread(std::shared_ptr<DfxThread> thread, std::shared_ptr<Unwinder> unwinder, uint64_t stackId)
32        : thread_(thread), unwinder_(unwinder), stackId_(stackId) {}
33    bool UnwindStack(pid_t vmPid = 0);
34    std::string tip = "";
35private:
36    void GetSubmitterStack(std::vector<DfxFrame> &submitterFrames);
37    void UnwindThreadFallback();
38    void UnwindThreadByParseStackIfNeed();
39    void MergeStack(std::vector<DfxFrame> &submitterFrames);
40    std::shared_ptr<DfxThread> thread_ = nullptr;
41    std::shared_ptr<Unwinder> unwinder_ = nullptr;
42    uint64_t stackId_ = 0;
43};
44}
45}
46#endif