96 lines
2.1 KiB
C++
96 lines
2.1 KiB
C++
/***
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Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: LSWin32.NT.cpp
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Date: 2021-10-2
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Author: Reece
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***/
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#include <Source/RuntimeInternal.hpp>
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#include "LSWin32.NT.hpp"
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#if !defined(PM_NOREMOVE)
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#define PM_NOREMOVE 0x0000
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#endif
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namespace Aurora::IO::Loop
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{
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bool Win32Dummy::IsSignaled()
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{
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MSG askers;
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return pPeekMessageW &&
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pPeekMessageW(&askers, 0, 0, 0, PM_NOREMOVE);
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}
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bool Win32Dummy::IsSignaledExt(AuUInt8 uFlags)
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{
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return this->IsSignaled();
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}
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bool Win32Dummy::WaitOn(AuUInt32 timeout)
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{
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// TODO: Close
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static HANDLE kAlwaysOffMutex = CreateEventW(nullptr, true, false, nullptr);
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if (!pMsgWaitForMultipleObjects)
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{
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return false;
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}
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#if defined(QS_ALLEVENTS)
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return pMsgWaitForMultipleObjects(0, &kAlwaysOffMutex, false, timeout ? timeout : INFINITE, QS_ALLEVENTS) == WAIT_OBJECT_0 + 1;
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#else
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return false;
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#endif
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}
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ELoopSource Win32Dummy::GetType()
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{
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return ELoopSource::eSourceWin32;
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}
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bool Win32Dummy::WaitOnExt(AuUInt8 uFlags, AuUInt32 uTimeoutRelMS)
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{
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return this->WaitOn(uTimeoutRelMS);
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}
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bool Win32Dummy::WaitOnAbs(AuUInt64 uTimeoutAbs)
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{
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if (uTimeoutAbs)
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{
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auto uNow = AuTime::SteadyClockNS();
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if (uNow >= uTimeoutAbs)
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{
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return this->IsSignaled();
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}
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auto uDiff = AuNSToMS<AuUInt64>(uTimeoutAbs - uNow);
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if (!uDiff)
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{
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return this->IsSignaled();
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}
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return this->WaitOn(uDiff);
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}
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else
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{
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return this->WaitOn(0);
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}
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}
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bool Win32Dummy::WaitOnAbsExt(AuUInt8 uFlags, AuUInt64 uTimeoutAbs)
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{
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return this->WaitOnAbs(uTimeoutAbs);
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}
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AUKN_SYM AuSPtr<ILoopSource> NewLSWin32Source(bool pumping)
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{
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AuSPtr<ILoopSource> ret;
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if (!(ret = AuMakeShared<Win32Dummy>(pumping)))
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{
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return {};
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}
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return ret;
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}
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} |