CShock/CShocker/Devices/Additional/SerialHelper.cs

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using System.Management;
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using System.Runtime.Versioning;
using CShocker.Devices.Abstract;
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using Microsoft.Win32;
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namespace CShocker.Devices.Additional;
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public static class SerialHelper
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{
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[SupportedOSPlatform("windows")]
public static List<SerialPortInfo> GetSerialPorts()
{
List<SerialPortInfo> ret = new();
using (ManagementClass entity = new("Win32_PnPEntity"))
{
// ReSharper disable once InconsistentNaming
const string CUR_CTRL = "HKEY_LOCAL_MACHINE\\System\\CurrentControlSet\\";
foreach (ManagementObject instance in entity.GetInstances())
{
object oGuid;
oGuid = instance.GetPropertyValue("ClassGuid");
if (oGuid == null || oGuid.ToString()?.ToUpper().Equals("{4D36E978-E325-11CE-BFC1-08002BE10318}") is false)
continue; // Skip all devices except device class "PORTS"
string? caption = instance.GetPropertyValue("Caption")?.ToString();
string? manufacturer = instance.GetPropertyValue("Manufacturer")?.ToString();
string? deviceID = instance.GetPropertyValue("PnpDeviceID")?.ToString();
string regEnum = CUR_CTRL + "Enum\\" + deviceID + "\\Device Parameters";
string? portName = Registry.GetValue(regEnum, "PortName", "")?.ToString();
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int? s32Pos = caption?.IndexOf(" (COM");
if (s32Pos > 0) // remove COM port from description
caption = caption?.Substring(0, (int)s32Pos);
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ret.Add(new SerialPortInfo(
portName,
caption,
manufacturer,
deviceID));
}
}
return ret;
}
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}