mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-10-20 19:59:57 +00:00
08831eecf7
* IPC refactor part 3 + 4: New server HIPC message processor with source generator based serialization * Make types match on calls to AlignUp/AlignDown * Formatting * Address some PR feedback * Move BitfieldExtensions to Ryujinx.Common.Utilities and consolidate implementations * Rename Reader/Writer to SpanReader/SpanWriter and move to Ryujinx.Common.Memory * Implement EventType * Address more PR feedback * Log request processing errors since they are not normal * Rename waitable to multiwait and add missing lock * PR feedback * Ac_K PR feedback
131 lines
3.4 KiB
C#
131 lines
3.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Threading;
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namespace Ryujinx.Horizon.Sdk.OsTypes
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{
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static partial class Os
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{
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public static void InitializeEvent(out EventType evnt, bool signaled, EventClearMode clearMode)
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{
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evnt = new EventType
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{
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MultiWaitHolders = new LinkedList<MultiWaitHolderBase>(),
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Signaled = signaled,
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InitiallySignaled = signaled,
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ClearMode = clearMode,
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State = InitializationState.Initialized,
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Lock = new object()
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};
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}
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public static void FinalizeEvent(ref EventType evnt)
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{
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evnt.State = InitializationState.NotInitialized;
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}
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public static void WaitEvent(ref EventType evnt)
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{
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lock (evnt.Lock)
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{
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ulong currentCounter = evnt.BroadcastCounter;
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while (!evnt.Signaled)
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{
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if (currentCounter != evnt.BroadcastCounter)
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{
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break;
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}
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Monitor.Wait(evnt.Lock);
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}
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if (evnt.ClearMode == EventClearMode.AutoClear)
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{
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evnt.Signaled = false;
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}
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}
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}
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public static bool TryWaitEvent(ref EventType evnt)
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{
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lock (evnt.Lock)
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{
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bool signaled = evnt.Signaled;
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if (evnt.ClearMode == EventClearMode.AutoClear)
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{
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evnt.Signaled = false;
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}
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return signaled;
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}
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}
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public static bool TimedWaitEvent(ref EventType evnt, TimeSpan timeout)
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{
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lock (evnt.Lock)
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{
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ulong currentCounter = evnt.BroadcastCounter;
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while (!evnt.Signaled)
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{
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if (currentCounter != evnt.BroadcastCounter)
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{
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break;
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}
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bool wasSignaledInTime = Monitor.Wait(evnt.Lock, timeout);
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if (!wasSignaledInTime)
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{
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return false;
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}
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}
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if (evnt.ClearMode == EventClearMode.AutoClear)
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{
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evnt.Signaled = false;
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}
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}
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return true;
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}
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public static void SignalEvent(ref EventType evnt)
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{
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lock (evnt.Lock)
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{
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if (evnt.Signaled)
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{
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return;
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}
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evnt.Signaled = true;
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if (evnt.ClearMode == EventClearMode.ManualClear)
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{
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evnt.BroadcastCounter++;
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Monitor.PulseAll(evnt.Lock);
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}
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else
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{
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Monitor.Pulse(evnt.Lock);
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}
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foreach (MultiWaitHolderBase holder in evnt.MultiWaitHolders)
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{
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holder.GetMultiWait().NotifyAndWakeUpThread(holder);
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}
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}
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}
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public static void ClearEvent(ref EventType evnt)
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{
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lock (evnt.Lock)
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{
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evnt.Signaled = false;
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}
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}
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}
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}
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