Ryujinx/Ryujinx.HLE/HOS/Services/Time/Clock/StandardUserSystemClockCore.cs

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using Ryujinx.Cpu;
using Ryujinx.HLE.HOS.Kernel.Threading;
using System;
namespace Ryujinx.HLE.HOS.Services.Time.Clock
{
class StandardUserSystemClockCore : SystemClockCore
{
private StandardLocalSystemClockCore _localSystemClockCore;
private StandardNetworkSystemClockCore _networkSystemClockCore;
private bool _autoCorrectionEnabled;
private SteadyClockTimePoint _autoCorrectionTime;
private KEvent _autoCorrectionEvent;
public StandardUserSystemClockCore(StandardLocalSystemClockCore localSystemClockCore, StandardNetworkSystemClockCore networkSystemClockCore) : base(localSystemClockCore.GetSteadyClockCore())
{
_localSystemClockCore = localSystemClockCore;
_networkSystemClockCore = networkSystemClockCore;
_autoCorrectionEnabled = false;
_autoCorrectionTime = SteadyClockTimePoint.GetRandom();
_autoCorrectionEvent = null;
}
protected override ResultCode Flush(SystemClockContext context)
{
// As UserSystemClock isn't a real system clock, this shouldn't happens.
throw new NotImplementedException();
}
public override ResultCode GetClockContext(ITickSource tickSource, out SystemClockContext context)
{
ResultCode result = ApplyAutomaticCorrection(tickSource, false);
context = new SystemClockContext();
if (result == ResultCode.Success)
{
return _localSystemClockCore.GetClockContext(tickSource, out context);
}
return result;
}
public override ResultCode SetClockContext(SystemClockContext context)
{
return ResultCode.NotImplemented;
}
private ResultCode ApplyAutomaticCorrection(ITickSource tickSource, bool autoCorrectionEnabled)
{
ResultCode result = ResultCode.Success;
if (_autoCorrectionEnabled != autoCorrectionEnabled && _networkSystemClockCore.IsClockSetup(tickSource))
{
result = _networkSystemClockCore.GetClockContext(tickSource, out SystemClockContext context);
if (result == ResultCode.Success)
{
_localSystemClockCore.SetClockContext(context);
}
}
return result;
}
internal void CreateAutomaticCorrectionEvent(Horizon system)
{
_autoCorrectionEvent = new KEvent(system.KernelContext);
}
public ResultCode SetAutomaticCorrectionEnabled(ITickSource tickSource, bool autoCorrectionEnabled)
{
ResultCode result = ApplyAutomaticCorrection(tickSource, autoCorrectionEnabled);
if (result == ResultCode.Success)
{
_autoCorrectionEnabled = autoCorrectionEnabled;
}
return result;
}
public bool IsAutomaticCorrectionEnabled()
{
return _autoCorrectionEnabled;
}
public KReadableEvent GetAutomaticCorrectionReadableEvent()
{
return _autoCorrectionEvent.ReadableEvent;
}
public void SetAutomaticCorrectionUpdatedTime(SteadyClockTimePoint steadyClockTimePoint)
{
_autoCorrectionTime = steadyClockTimePoint;
}
public SteadyClockTimePoint GetAutomaticCorrectionUpdatedTime()
{
return _autoCorrectionTime;
}
public void SignalAutomaticCorrectionEvent()
{
_autoCorrectionEvent.WritableEvent.Signal();
}
}
}