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/*
* Copyright (C) 2015 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.
*/
#pragma once
#include <stdint.h>
#include <sys/types.h>
// Forward Declarations.
class Pointers;
class Thread;
class Threads {
public:
Threads(Pointers* pointers, size_t max_threads);
virtual ~Threads();
Thread* CreateThread(pid_t tid);
Thread* FindThread(pid_t tid);
void WaitForAllToQuiesce();
void Finish(Thread* thread);
void FinishAll();
size_t num_threads() { return num_threads_; }
size_t max_threads() { return max_threads_; }
uint64_t total_time_nsecs() { return total_time_nsecs_; }
private:
Pointers* pointers_ = nullptr;
Thread* threads_ = nullptr;
size_t data_size_ = 0;
size_t max_threads_ = 0;
size_t num_threads_= 0;
uint64_t total_time_nsecs_ = 0;
Thread* FindEmptyEntry(pid_t tid);
size_t GetHashEntry(pid_t tid);
void ClearData();
friend Thread;
};