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