Add wmi hwid

AdventureSpaceTeam · May 22, 2024 · 486a675 · 486a675
1 parent 512ebd8
commit 486a675
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Showing 3 changed files with 20 additions and 18 deletions.
diff --git a/Directory.Packages.props b/Directory.Packages.props
@@ -60,6 +60,7 @@
     <PackageVersion Include="SpaceWizards.NFluidsynth" Version="0.1.1" />
     <PackageVersion Include="SpaceWizards.SharpFont" Version="1.0.2" />
     <PackageVersion Include="SpaceWizards.Sodium" Version="0.2.1" />
+    <PackageVersion Include="System.Management" Version="8.0.0" />
     <PackageVersion Include="System.Numerics.Vectors" Version="4.5.0" />
     <PackageVersion Include="System.Memory" Version="4.5.5" />
     <PackageVersion Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />

diff --git a/Robust.Shared/Network/HWId.cs b/Robust.Shared/Network/HWId.cs
@@ -1,31 +1,31 @@
-using System;
-using System.Security.Cryptography;
-using Microsoft.Win32;
+using System;
 using Robust.Shared.Console;
+using System.Management;
+using System.Text;
 
 namespace Robust.Shared.Network
 {
     internal static class HWId
     {
-        public const int LengthHwid = 32;
-
+        private static string? GetWmi(string wmi_class, string property)
+        {
+            var mbs = new ManagementObjectSearcher($"Select {property} From {wmi_class}");
+            ManagementObjectCollection mbsList = mbs.Get();
+            foreach (ManagementObject mo in mbsList)
+            {
+                var id = mo[property].ToString();
+                if (id != null)
+                    return id;
+            }
+            return null;
+        }
         public static byte[] Calc()
         {
             if (OperatingSystem.IsWindows())
             {
-                var regKey = Registry.GetValue(@"HKEY_CURRENT_USER\SOFTWARE\Space Wizards\Robust", "Hwid", null);
-                if (regKey is byte[] { Length: LengthHwid } bytes)
-                    return bytes;
-
-                var newId = new byte[LengthHwid];
-                RandomNumberGenerator.Fill(newId);
-                Registry.SetValue(
-                    @"HKEY_CURRENT_USER\SOFTWARE\Space Wizards\Robust",
-                    "Hwid",
-                    newId,
-                    RegistryValueKind.Binary);
-
-                return newId;
+                var processorId = GetWmi("Win32_Processor", "ProcessorId");
+                var motherboardSerial = GetWmi("Win32_BaseBoard", "SerialNumber");
+                return Encoding.ASCII.GetBytes(processorId + motherboardSerial);
             }
 
             return Array.Empty<byte>();

diff --git a/Robust.Shared/Robust.Shared.csproj b/Robust.Shared/Robust.Shared.csproj
@@ -12,6 +12,7 @@
     <PackageReference Include="Microsoft.ILVerification" PrivateAssets="compile" />
     <PackageReference Include="Microsoft.IO.RecyclableMemoryStream" />
     <PackageReference Include="Nett" PrivateAssets="compile" />
+    <PackageReference Include="System.Management" />
     <PackageReference Include="VorbisPizza" PrivateAssets="compile" />
     <PackageReference Include="Pidgin" />
     <PackageReference Include="prometheus-net" />