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LibreHardwareMonitor-0.9.4/LibreHardwareMonitorLib/Hardware/Controller/AeroCool/P7-H1.cs

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+// This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
+// If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
+// Copyright (C) LibreHardwareMonitor and Contributors.
+// All Rights Reserved.
+
+using System;
+using System.Threading.Tasks;
+using HidSharp;
+
+namespace LibreHardwareMonitor.Hardware.Controller.AeroCool;
+
+internal sealed class P7H1 : Hardware
+{
+    private const byte REPORT_ID = 0x0;
+    private readonly HidDevice _device;
+
+    private readonly Sensor[] _rpm = new Sensor[5];
+    private readonly float[] _speeds = new float[5];
+    private readonly HidStream _stream;
+    private bool _running;
+
+    public P7H1(HidDevice dev, ISettings settings) : base("AeroCool P7-H1", new Identifier(dev), settings)
+    {
+        _device = dev;
+        HubNumber = _device.ProductID - 0x1000;
+        Name = $"AeroCool P7-H1 #{HubNumber}";
+
+        if (_device.TryOpen(out _stream))
+        {
+            _running = true;
+
+            Task.Run(ReadStream);
+
+            for (int i = 0; i < 5; i++)
+            {
+                _rpm[i] = new Sensor($"Fan #{i + 1}", i, SensorType.Fan, this, settings);
+                ActivateSensor(_rpm[i]);
+            }
+        }
+    }
+
+    public override HardwareType HardwareType
+    {
+        get { return HardwareType.Cooler; }
+    }
+
+    public int HubNumber { get; }
+
+    private void ReadStream()
+    {
+        byte[] inputReportBuffer = new byte[_device.GetMaxInputReportLength()];
+
+        while (_running)
+        {
+            IAsyncResult ar = null;
+
+            while (_running)
+            {
+                ar ??= _stream.BeginRead(inputReportBuffer, 0, inputReportBuffer.Length, null, null);
+
+                if (ar.IsCompleted)
+                {
+                    int byteCount = _stream.EndRead(ar);
+                    ar = null;
+
+                    if (byteCount == 16 && inputReportBuffer[0] == REPORT_ID)
+                    {
+                        for (int i = 0; i < 5; i++)
+                        {
+                            _speeds[i] = (inputReportBuffer[(i * 3) + 2] * 256) + inputReportBuffer[(i * 3) + 3];
+                        }
+                    }
+                }
+                else
+                {
+                    ar.AsyncWaitHandle.WaitOne(1000);
+                }
+            }
+        }
+    }
+
+    public override void Close()
+    {
+        _running = false;
+        _stream.Close();
+        base.Close();
+    }
+
+    public override void Update()
+    {
+        for (int i = 0; i < 5; i++)
+        {
+            _rpm[i].Value = _speeds[i];
+        }
+    }
+}