From 12cca9b07a9cf1a6759e991e46da632c9dee6379 Mon Sep 17 00:00:00 2001
From: Aigio Liu <lysoft.pw@foxmail.com>
Date: Thu, 10 Oct 2024 16:55:42 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=9A=A7=20Misc?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../Microsoft.Win32/Registry2.cs              | 49 ++++++++++++++++---
 src/Sdk/Links/Random2.props                   |  8 +++
 2 files changed, 49 insertions(+), 8 deletions(-)
 create mode 100644 src/Sdk/Links/Random2.props

diff --git a/src/BD.Common8.Bcl/Microsoft.Win32/Registry2.cs b/src/BD.Common8.Bcl/Microsoft.Win32/Registry2.cs
index d66c8d026..af63001c5 100644
--- a/src/BD.Common8.Bcl/Microsoft.Win32/Registry2.cs
+++ b/src/BD.Common8.Bcl/Microsoft.Win32/Registry2.cs
@@ -13,15 +13,48 @@ public static partial class Registry2
     /// <param name="hKey"></param>
     /// <returns></returns>
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
-    public static RegistryHive? GetRegistryHive(string hKey) => hKey.ToUpperInvariant() switch
+    public static RegistryHive? GetRegistryHive(string hKey)
     {
-        "HKCR" => RegistryHive.ClassesRoot,
-        "HKCU" => RegistryHive.CurrentUser,
-        "HKLM" => RegistryHive.LocalMachine,
-        "HKCC" => RegistryHive.CurrentConfig,
-        "HKPD" => RegistryHive.PerformanceData,
-        _ => default,
-    };
+        if (hKey != null && hKey.Length >= 4)
+        {
+            if ((hKey[0] == 'h' || hKey[0] == 'H') && (hKey[1] == 'k' || hKey[1] == 'K'))
+            {
+                switch (hKey[2])
+                {
+                    case 'c':
+                    case 'C':
+                        if (hKey[3] == 'r' || hKey[3] == 'R')
+                        {
+                            return RegistryHive.ClassesRoot;
+                        }
+                        else if (hKey[3] == 'u' || hKey[3] == 'U')
+                        {
+                            return RegistryHive.CurrentUser;
+                        }
+                        else if (hKey[3] == 'c' || hKey[3] == 'C')
+                        {
+                            return RegistryHive.CurrentConfig;
+                        }
+                        break;
+                    case 'l':
+                    case 'L':
+                        if (hKey[3] == 'm' || hKey[3] == 'M')
+                        {
+                            return RegistryHive.LocalMachine;
+                        }
+                        break;
+                    case 'p':
+                    case 'P':
+                        if (hKey[3] == 'd' || hKey[3] == 'D')
+                        {
+                            return RegistryHive.PerformanceData;
+                        }
+                        break;
+                }
+            }
+        }
+        return default;
+    }
 #pragma warning restore CA1416 // 验证平台兼容性
 
 #if WINDOWS
diff --git a/src/Sdk/Links/Random2.props b/src/Sdk/Links/Random2.props
new file mode 100644
index 000000000..5aa1a419f
--- /dev/null
+++ b/src/Sdk/Links/Random2.props
@@ -0,0 +1,8 @@
+<Project>
+	<!-- 📄 源码引用 -->
+	<ItemGroup>
+		<Compile Include="$(MSBuildThisFileDirectory)..\..\BD.Common8.Bcl\Random2.cs">
+			<LinkBase>_SourceReference\BD.Common8.Bcl</LinkBase>
+		</Compile>
+	</ItemGroup>
+</Project>
\ No newline at end of file