101 lines
3.7 KiB
C++
101 lines
3.7 KiB
C++
/***
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Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: OSThread.hpp
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Date: 2021-6-12
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Author: Reece
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***/
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#pragma once
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namespace Aurora::Threading::Threads
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{
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class OSThread : public IAuroraThread
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{
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public:
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OSThread();
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OSThread(const ThreadInfo &info);
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OSThread(AuUInt64);
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~OSThread();
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bool Run() override;
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void Exit() override;
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bool Exiting() override;
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void SendExitSignal() override;
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void SetPriority(EThreadPriority prio) override;
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void SetThrottle(EThreadThrottle prio) override;
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void SetAffinity(const HWInfo::CpuBitId &mask) override;
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void SetName(const AuString &name) override;
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EThreadPriority GetPriority() override;
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EThreadThrottle GetThrottle() override;
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HWInfo::CpuBitId GetMask() override;
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AuString GetName() override;
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AuSPtr<TLSView> GetTlsView() override;
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void ExecuteInDeadThread(AuFunction<void()> callback) override;
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AuSPtr<IWaitable> AsWaitable() override;
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void AddLastHopeTlsHook(const AuSPtr<Threading::Threads::IThreadFeature> &feature) override;
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void Detach() override;
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void _ThreadEP();
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AuSPtr<Loop::ILoopSource> AsLoopSource() override;
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AuSPtr<IWaitable> GetShutdownSignalWaitable() override;
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AuSPtr<Loop::ILoopSource> GetShutdownSignalLS() override;
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protected:
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bool Exit(bool willReturnToOS, bool isEOL = false);
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bool ExecuteNewOSContext(AuFunction<void()> task);
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void UpdatePrio(EThreadThrottle throttle, EThreadPriority prio);
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void UpdateAffinity(const HWInfo::CpuBitId &mask);
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void UpdateName();
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void OSAttach();
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void OSDeatach();
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bool InternalKill(bool locked);
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void TeminateOSContext(bool calledFromThis);
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void FreeOSContext();
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void HookReleaseThreadResources();
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void HookOnExit();
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private:
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Primitives::SpinLock tlsLock_;
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AuSPtr<TLSView> tls_;
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OSThread * tlsReferenceThread_ {};
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AuString name_;
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ThreadInfo info_;
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HWInfo::CpuBitId mask_ = HWInfo::CpuBitId().Not();
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HWInfo::CpuBitId throttleMask_ = HWInfo::CpuBitId().Not();
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EThreadPriority prio_ = EThreadPriority::ePrioNormal;
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EThreadThrottle throttle_ = EThreadThrottle::eNormal;
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bool userManagingAffinity_ {};
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bool exiting_{};
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bool contextUsed_{}; // can this thread instance execute code again?
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Primitives::EventShared_t terminated_;
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Primitives::EventShared_t terminateSignal_;
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AuSPtr<Loop::ILSEvent> terminateSignalLs_;
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AuSPtr<Loop::ILSEvent> terminatedSignalLs_;
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Primitives::CriticalSectionUnique_t exitOnlyOnce_;
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AuList<AuSPtr<IThreadFeature>> threadFeatures_;
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AuFunction<void()> task_;
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#if defined(AURORA_IS_MODERNNT_DERIVED)
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HANDLE handle_ = INVALID_HANDLE_VALUE;
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#elif defined(AURORA_HAS_PTHREADS)
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pthread_t handle_ {};
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#endif
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AuUInt64 unixThreadId_ = 0;
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bool detached_ {};
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};
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void InitThreading();
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} |