From 473c0e3b39355427640d85e21dfa53fa2d8d9b12 Mon Sep 17 00:00:00 2001
From: Bepis <36346617+bbepis@users.noreply.github.com>
Date: Fri, 5 Apr 2019 22:42:09 +1100
Subject: [PATCH] Add crypto entrypoint

---
 BepInEx.Bootstrap/BepInEx.Bootstrap.csproj |  1 +
 BepInEx.Bootstrap/RngEntrypoint.cs         | 34 ++++++++++++++++++++++
 2 files changed, 35 insertions(+)
 create mode 100644 BepInEx.Bootstrap/RngEntrypoint.cs

diff --git a/BepInEx.Bootstrap/BepInEx.Bootstrap.csproj b/BepInEx.Bootstrap/BepInEx.Bootstrap.csproj
index 856be7b..f6b4bfc 100644
--- a/BepInEx.Bootstrap/BepInEx.Bootstrap.csproj
+++ b/BepInEx.Bootstrap/BepInEx.Bootstrap.csproj
@@ -28,6 +28,7 @@
     <Compile Include="Entrypoint.cs" />
     <Compile Include="Linker.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="RngEntrypoint.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\BepInEx\BepInEx.csproj">
diff --git a/BepInEx.Bootstrap/RngEntrypoint.cs b/BepInEx.Bootstrap/RngEntrypoint.cs
new file mode 100644
index 0000000..e45aade
--- /dev/null
+++ b/BepInEx.Bootstrap/RngEntrypoint.cs
@@ -0,0 +1,34 @@
+using System.Runtime.InteropServices;
+using System.Security.Cryptography;
+
+namespace BepInEx.Bootstrap
+{
+	[ComVisible(true)]
+	public class RngEntrypoint : RandomNumberGenerator
+	{
+		private RNGCryptoServiceProvider InternalProvider { get; }
+
+		static RngEntrypoint()
+		{
+			Entrypoint.Init();
+		}
+
+		public RngEntrypoint()
+			=> InternalProvider = new RNGCryptoServiceProvider();
+
+		public RngEntrypoint(string str)
+			=> InternalProvider = new RNGCryptoServiceProvider(str);
+
+		public RngEntrypoint(byte[] rgb)
+			=> InternalProvider = new RNGCryptoServiceProvider(rgb);
+
+		public RngEntrypoint(CspParameters cspParams)
+			=> InternalProvider = new RNGCryptoServiceProvider(cspParams);
+
+		public override void GetBytes(byte[] data)
+			=> InternalProvider.GetBytes(data);
+
+		public override void GetNonZeroBytes(byte[] data)
+			=> InternalProvider.GetNonZeroBytes(data);
+	}
+}
\ No newline at end of file