129 lines
4.0 KiB
C++
129 lines
4.0 KiB
C++
/***
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Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: LoopQueue.Linux.hpp
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Date: 2022-4-4
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Author: Reece
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***/
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#pragma once
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#include "ILoopSourceEx.hpp"
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#include "LSEvent.hpp"
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namespace Aurora::Loop
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{
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struct LoopQueue : ILoopQueue
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{
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LoopQueue();
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~LoopQueue();
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bool Init();
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void Deinit();
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bool SourceAdd(const AuSPtr<ILoopSource> &source) override;
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bool SourceAddWithTimeout(const AuSPtr<ILoopSource> &source, AuUInt32 ms) override;
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bool SourceRemove(const AuSPtr<ILoopSource> &source) override;
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AuUInt32 GetSourceCount() override;
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virtual bool AddCallback(const AuSPtr<ILoopSource> &source, const AuSPtr<ILoopSourceSubscriber> &subscriber) override;
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virtual bool AddCallbackEx(const AuSPtr<ILoopSource> &source, const AuSPtr<ILoopSourceSubscriberEx> &subscriber) override;
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virtual bool AddCallback(const AuSPtr<ILoopSourceSubscriber> &subscriber) override;
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void ChugPathConfigure(AuUInt32 sectionTickTime, AuSInt sectionDequeCount) override;
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void ChugHint(bool value) override;
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virtual bool Commit() override;
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bool IsSignaledPeek() override;
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AuUInt32 PumpNonblocking() override;
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AuList<AuSPtr<ILoopSource>> PumpNonblockingEx() override;
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bool WaitAll(AuUInt32 timeout) override;
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AuUInt32 WaitAny(AuUInt32 timeout) override;
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AuList<AuSPtr<ILoopSource>> WaitAnyEx(AuUInt32 timeout) override;
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AuUInt32 DoTick(AuUInt64, AuList<AuSPtr<ILoopSource>> *optOut = nullptr, bool *tryAgain = nullptr, bool async = false);
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private:
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bool CommitDecommit();
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struct SourceExtended
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{
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SourceExtended(LoopQueue *parent, const AuSPtr<ILoopSource> &source);
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~SourceExtended();
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void Deinit();
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void Commit(const AuSPtr<SourceExtended> &self);
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AuSPtr<ILoopSource> source;
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ILoopSourceEx *sourceExtended;
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LoopQueue *parent;
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AuWPtr<SourceExtended> pin;
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AuUInt64 timeoutAbs;
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bool ConsiderTimeout(AuUInt64 time) const
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{
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if ((timeoutAbs) && (time >= timeoutAbs))
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{
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for (const auto &handler : subscriberExs)
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{
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try
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{
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handler->OnTimeout(source);
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}
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catch (...)
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{
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SysPushErrorCatch();
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}
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}
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return true;
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}
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return false;
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}
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AuList<AuSPtr<ILoopSourceSubscriber>> subscribers;
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AuList<AuSPtr<ILoopSourceSubscriberEx>> subscriberExs;
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bool bHasCommited {};
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// ticked, should remove
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AuTuple<bool, bool, bool> DoWork(int fd);
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AuTuple<bool, bool, bool> DoWork(bool read, bool write);
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};
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struct AnEpoll
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{
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LoopQueue *parent;
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AuThreadPrimitives::SpinLock lock;
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AuBST<int, int> startingWorkRead;
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AuBST<int, int> startingWorkWrite;
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void Add(SourceExtended *source);
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void Remove(SourceExtended *source, bool readData, bool writeData);
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};
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int epollFd_{ -1 };
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LSEvent lockStealer_;
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AuThreadPrimitives::SpinLock commitQueueMutex_;
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AuList<AuTuple<AuSPtr<ILoopSource>, AuSPtr<ILoopSourceSubscriber>, AuSPtr<ILoopSourceSubscriberEx>>> commitPending_;
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AuList<AuSPtr<ILoopSource>> decommitQueue_;
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AuThreadPrimitives::SpinLock globalLockMutex_;
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AuList<AuSPtr<ILoopSourceSubscriber>> allSubscribers_;
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AuThreadPrimitives::RWLockUnique_t sourceMutex_;
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AuList<AuSPtr<SourceExtended>> sources_;
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AuThreadPrimitives::RWLockUnique_t polledItemsMutex_;
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AuList<AnEpoll *> alternativeEpolls_;
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AnEpoll globalEpoll_;
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};
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} |