Restructuring of the files

Facepunch.Steamworks/Utility/SteamInterface.cs

@@ -0,0 +1,146 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Net.Sockets;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace Facepunch.Steamworks
+{
+	internal abstract class SteamInterface
+	{
+		public virtual IntPtr GetUserInterfacePointer() => IntPtr.Zero;
+		public virtual IntPtr GetServerInterfacePointer() => IntPtr.Zero;
+		public virtual IntPtr GetGlobalInterfacePointer() => IntPtr.Zero;
+
+		public IntPtr Self;
+		public IntPtr SelfGlobal;
+		public IntPtr SelfServer;
+		public IntPtr SelfClient;
+
+		public bool IsValid => Self != IntPtr.Zero;
+		public bool IsServer { get; private set; }
+
+		internal void SetupInterface( bool gameServer )
+		{
+			if ( Self != IntPtr.Zero )
+				return;
+
+			IsServer = gameServer;
+			SelfGlobal = GetGlobalInterfacePointer();
+			Self = SelfGlobal;
+
+			if ( Self != IntPtr.Zero )
+				return;
+
+			if ( gameServer )
+			{
+				SelfServer = GetServerInterfacePointer();
+				Self = SelfServer;
+			}
+			else
+			{
+				SelfClient = GetUserInterfacePointer();
+				Self = SelfClient;
+			}
+		}
+
+		internal void ShutdownInterface()
+		{
+			Self = IntPtr.Zero;
+		}
+	}
+
+	public abstract class SteamClass
+	{
+		internal abstract void InitializeInterface( bool server );
+		internal abstract void DestroyInterface( bool server );
+	}
+
+	public class SteamSharedClass<T> : SteamClass
+	{
+		internal static SteamInterface Interface => InterfaceClient ?? InterfaceServer;
+		internal static SteamInterface InterfaceClient;
+		internal static SteamInterface InterfaceServer;
+
+		internal override void InitializeInterface( bool server )
+		{
+
+		}
+
+		internal virtual void SetInterface( bool server, SteamInterface iface )
+		{
+			if ( server )
+			{
+				InterfaceServer = iface;
+			}
+
+			if ( !server )
+			{
+				InterfaceClient = iface;
+			}
+		}
+
+		internal override void DestroyInterface( bool server )
+		{
+			if ( !server )
+			{
+				InterfaceClient = null;
+			}
+
+			if ( server )
+			{
+				InterfaceServer = null;
+			}
+		}
+	}
+
+	public class SteamClientClass<T> : SteamClass
+	{
+		internal static SteamInterface Interface;
+
+		internal override void InitializeInterface( bool server )
+		{
+
+		}
+
+		internal virtual void SetInterface( bool server, SteamInterface iface )
+		{
+			if ( server )
+				throw new System.NotSupportedException();
+
+			Interface = iface;
+		}
+
+		internal override void DestroyInterface( bool server )
+		{
+			Interface = null;
+		}
+	}	
+	
+	public class SteamServerClass<T> : SteamClass
+	{
+		internal static SteamInterface Interface;
+
+		internal override void InitializeInterface( bool server )
+		{
+
+		}
+
+		internal virtual void SetInterface( bool server, SteamInterface iface )
+		{
+			if ( !server )
+				throw new System.NotSupportedException();
+
+			Interface = iface;
+		}
+
+		internal override void DestroyInterface( bool server )
+		{
+			Interface = null;
+		}
+	}
+
+}