Update, Added GetAuthTicket, to be able to do the Auth Workflow on a server from an home made API

Facepunch.Steamworks.Test/AppTest.cs

@@ -32,7 +32,7 @@ public static void AssemblyInit( TestContext context )
 			//
 			// Init Client
 			//
-			Steamworks.SteamClient.Init( 252490 );
+			Steamworks.SteamClient.Init( 1442910 );
 
 			//
 			// Init Server
@@ -44,7 +44,7 @@ public static void AssemblyInit( TestContext context )
 				QueryPort = 28016
 			};
 
-			Steamworks.SteamServer.Init( 252490, serverInit );
+			Steamworks.SteamServer.Init( 1442910, serverInit );
 
 			//
 			// Needs to happen before LogOnAnonymous

Facepunch.Steamworks.Test/bin/Debug/controller_config/game_actions_252490.vdf

@@ -1,74 +0,0 @@
-"In Game Actions"
-{
-	"actions"
-	{
-		"InGameControls"
-		{
-			"title"					"#Set_Ingame"
-			"StickPadGyro"
-			{
-				"Move"
-				{
-					"title"			"#Action_Move"
-					"input_mode"	"joystick_move"
-				}
-				"Camera"
-				{
-					"title"			"#Action_Camera"
-					"input_mode"	"absolute_mouse"
-				}
-			}
-			"AnalogTrigger"
-			{
-				"Throttle"			"#Action_Throttle"
-			}
-			"Button"
-			{
-				"fire"				"#Action_Fire"
-				"Jump"				"#Action_Jump"
-				"pause_menu"		"#Action_Menu"
-			}
-		}
-		"MenuControls"
-		{
-			"title"		"#Set_Menu"
-			"StickPadGyro"
-			{
-			}
-			"AnalogTrigger"
-			{
-			}
-			"Button"
-			{
-				"menu_up"		"#Menu_Up"
-				"menu_down"		"#Menu_Down"
-				"menu_left"		"#Menu_Left"
-				"menu_right"	"#Menu_Right"
-				"menu_select"	"#Menu_Select"
-				"menu_cancel"	"#Menu_Cancel"
-				"pause_menu"	"#Action_ReturnToGame"
-			}
-		}
-	}
-	"localization"
-	{
-		"english"
-		{
-			"Set_Ingame"			"In-Game Controls"
-			"Set_Menu"				"Menu Controls"
-			"Action_Move"			"Movement"
-			"Action_Camera"			"Camera"
-			"Action_Throttle"		"Throttle"
-			"Action_Fire"			"Fire Weapon"
-			"Action_Jump"			"Jump"
-			"Action_Menu"			"Pause Menu"
-			"Action_ReturnToGame"	"Return To Game"
-			"Menu_Up"				"Up"
-			"Menu_Down"				"Down"
-			"Menu_Left"				"Left"
-			"Menu_Right"			"Right"
-			"Menu_Select"			"Select"
-			"Menu_Cancel"			"Cancel"
-		}
-	}
-}

Facepunch.Steamworks.Test/bin/Release/controller_config/game_actions_252490.vdf

@@ -1,74 +0,0 @@
-"In Game Actions"
-{
-	"actions"
-	{
-		"InGameControls"
-		{
-			"title"					"#Set_Ingame"
-			"StickPadGyro"
-			{
-				"Move"
-				{
-					"title"			"#Action_Move"
-					"input_mode"	"joystick_move"
-				}
-				"Camera"
-				{
-					"title"			"#Action_Camera"
-					"input_mode"	"absolute_mouse"
-				}
-			}
-			"AnalogTrigger"
-			{
-				"Throttle"			"#Action_Throttle"
-			}
-			"Button"
-			{
-				"fire"				"#Action_Fire"
-				"Jump"				"#Action_Jump"
-				"pause_menu"		"#Action_Menu"
-			}
-		}
-		"MenuControls"
-		{
-			"title"		"#Set_Menu"
-			"StickPadGyro"
-			{
-			}
-			"AnalogTrigger"
-			{
-			}
-			"Button"
-			{
-				"menu_up"		"#Menu_Up"
-				"menu_down"		"#Menu_Down"
-				"menu_left"		"#Menu_Left"
-				"menu_right"	"#Menu_Right"
-				"menu_select"	"#Menu_Select"
-				"menu_cancel"	"#Menu_Cancel"
-				"pause_menu"	"#Action_ReturnToGame"
-			}
-		}
-	}
-	"localization"
-	{
-		"english"
-		{
-			"Set_Ingame"			"In-Game Controls"
-			"Set_Menu"				"Menu Controls"
-			"Action_Move"			"Movement"
-			"Action_Camera"			"Camera"
-			"Action_Throttle"		"Throttle"
-			"Action_Fire"			"Fire Weapon"
-			"Action_Jump"			"Jump"
-			"Action_Menu"			"Pause Menu"
-			"Action_ReturnToGame"	"Return To Game"
-			"Menu_Up"				"Up"
-			"Menu_Down"				"Down"
-			"Menu_Left"				"Left"
-			"Menu_Right"			"Right"
-			"Menu_Select"			"Select"
-			"Menu_Cancel"			"Cancel"
-		}
-	}
-}

Facepunch.Steamworks/Networking/NetIdentity.cs

@@ -88,6 +88,17 @@ public SteamId SteamId
 				return InternalGetSteamID( ref id );
 			}
 		}
+		
+		/// <summary>
+		/// Convert to a SteamId
+		/// </summary>
+		/// <param name="value"></param>
+		public static implicit operator NetIdentity( string value )
+		{
+			NetIdentity id = default;
+			InternalSetGenericString( ref id, value );
+			return id;
+		}
 
 		/// <summary>
 		/// Returns NULL if we're not a NetAddress
@@ -103,6 +114,21 @@ public NetAddress Address
 				return addrptr.ToType<NetAddress>();
 			}
 		}
+		
+		/// <summary>
+		/// Returns NULL if we're not a NetAddress
+		/// </summary>
+		public string GenericString
+		{
+			get
+			{
+				if ( type != IdentityType.GenericString ) return default;
+				var id = this;
+
+				var addrptr = InternalGetGenericString( ref id );
+				return addrptr;
+			}
+		}
 
 		/// <summary>
 		/// We override tostring to provide a sensible representation
@@ -123,4 +149,4 @@ internal enum IdentityType
 			SteamID = 16
 		}
 	}
-}
+}

Facepunch.Steamworks/SteamServer.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Runtime.InteropServices;
 using System.Text;
 using System.Threading.Tasks;
@@ -462,5 +463,25 @@ public static UserHasLicenseForAppResult UserHasLicenseForApp( SteamId steamid,
 		{
 			return Internal.UserHasLicenseForApp( steamid, appid );
 		}
+		
+		public static unsafe AuthTicket GetAuthSessionTicket( NetIdentity identity )
+		{
+			var data = Helpers.TakeBuffer( 1024 );
+
+			fixed ( byte* b = data )
+			{
+				uint ticketLength = 0;
+				uint ticket = Internal.GetAuthSessionTicket( (IntPtr)b, data.Length, ref ticketLength, ref identity );
+
+				if ( ticket == 0 )
+					return null;
+
+				return new AuthTicket()
+				{
+					Data = data.Take( (int)ticketLength ).ToArray(),
+					Handle = ticket
+				};
+			}
+		}
 	}
 }