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/*
* Copyright (C) 2016 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 LIBMEMUNREACHABLE_THREAD_CAPTURE_H_
#define LIBMEMUNREACHABLE_THREAD_CAPTURE_H_
#include <utility>
#include "Allocator.h"
namespace android {
struct ThreadInfo {
pid_t tid;
allocator::vector<uintptr_t> regs;
std::pair<uintptr_t, uintptr_t> stack;
};
using TidList = allocator::vector<pid_t>;
using ThreadInfoList = allocator::vector<ThreadInfo>;
class ThreadCaptureImpl;
class ThreadCapture {
public:
ThreadCapture(pid_t pid, Allocator<ThreadCapture> allocator);
~ThreadCapture();
bool ListThreads(TidList& tids);
bool CaptureThreads();
bool ReleaseThreads();
bool ReleaseThread(pid_t tid);
bool CapturedThreadInfo(ThreadInfoList& threads);
void InjectTestFunc(std::function<void(pid_t)>&& f);
private:
ThreadCapture(const ThreadCapture&) = delete;
void operator=(const ThreadCapture&) = delete;
Allocator<ThreadCaptureImpl>::unique_ptr impl_;
};
} // namespace android
#endif
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