From cee712105850ac3385cd0091a923438167433f9f Mon Sep 17 00:00:00 2001
From: TSR Berry <20988865+TSRBerry@users.noreply.github.com>
Date: Sat, 8 Apr 2023 01:22:00 +0200
Subject: Move solution and projects to src

---
 .../Time/Clock/SystemClockContextUpdateCallback.cs | 71 ++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 src/Ryujinx.HLE/HOS/Services/Time/Clock/SystemClockContextUpdateCallback.cs

(limited to 'src/Ryujinx.HLE/HOS/Services/Time/Clock/SystemClockContextUpdateCallback.cs')

diff --git a/src/Ryujinx.HLE/HOS/Services/Time/Clock/SystemClockContextUpdateCallback.cs b/src/Ryujinx.HLE/HOS/Services/Time/Clock/SystemClockContextUpdateCallback.cs
new file mode 100644
index 00000000..6229f5ed
--- /dev/null
+++ b/src/Ryujinx.HLE/HOS/Services/Time/Clock/SystemClockContextUpdateCallback.cs
@@ -0,0 +1,71 @@
+using Ryujinx.HLE.HOS.Kernel.Threading;
+using System.Collections.Generic;
+using System.Threading;
+
+namespace Ryujinx.HLE.HOS.Services.Time.Clock
+{
+    abstract class SystemClockContextUpdateCallback
+    {
+        private   List<KWritableEvent> _operationEventList;
+        protected SystemClockContext   _context;
+        private   bool                 _hasContext;
+
+        public SystemClockContextUpdateCallback()
+        {
+            _operationEventList = new List<KWritableEvent>();
+            _context            = new SystemClockContext();
+            _hasContext         = false;
+        }
+
+        private bool NeedUpdate(SystemClockContext context)
+        {
+            if (_hasContext)
+            {
+                return _context.Offset != context.Offset || _context.SteadyTimePoint.ClockSourceId != context.SteadyTimePoint.ClockSourceId;
+            }
+
+            return true;
+        }
+
+        public void RegisterOperationEvent(KWritableEvent writableEvent)
+        {
+            Monitor.Enter(_operationEventList);
+            _operationEventList.Add(writableEvent);
+            Monitor.Exit(_operationEventList);
+        }
+
+        private void BroadcastOperationEvent()
+        {
+            Monitor.Enter(_operationEventList);
+
+            foreach (KWritableEvent e in _operationEventList)
+            {
+                e.Signal();
+            }
+
+            Monitor.Exit(_operationEventList);
+        }
+
+        protected abstract ResultCode Update();
+
+        public ResultCode Update(SystemClockContext context)
+        {
+            ResultCode result = ResultCode.Success;
+
+            if (NeedUpdate(context))
+            {
+                _context    = context;
+                _hasContext = true;
+
+                result = Update();
+
+                if (result == ResultCode.Success)
+                {
+                    BroadcastOperationEvent();
+                }
+            }
+
+            return result;
+        }
+    }
+}
-- 
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