Update Steam Game Server Callbacks (#221)

* Steam Networking Sockets

* Removed bad copy

* Update README.md

* Update SteamNetworkingTransport.cs

- Added check for connected users
- Added OnDestroy to try and clean up in the event of a force shutdown

* Update README.md

* Updated byte array init

* Delete Transports/com.community.netcode.transport.steamnetworking directory

* Update README.md

* Update README.md

* Update SteamNetworkingSocketsTransport.cs

* Update SteamNetworkingSocketsTransport.cs

Fixed batch size missmatch issue seen in 1.3 +

Author: JamesMcGhee

Transports/com.community.netcode.transport.steamnetworkingsockets/Runtime/SteamNetworkingSocketsTransport.cs

@@ -60,16 +60,17 @@ public override void DisconnectLocalClient()
         {
             if (NetworkManager.Singleton.LogLevel <= LogLevel.Developer) NetworkLog.LogInfoServer(nameof(SteamNetworkingSocketsTransport) + " - DisconnectLocalClient");
 
-            if (serverUser != null) {
+            if (serverUser != null)
+            {
                 if (connectionMapping.ContainsKey(serverUser.id.m_SteamID))
                     connectionMapping.Remove(serverUser.id.m_SteamID);
 #if UNITY_SERVER
                 SteamGameServerNetworkingSockets.CloseConnection(serverUser.connection, 0, "Disconnected", false);
 #else
                 SteamNetworkingSockets.CloseConnection(serverUser.connection, 0, "Disconnected", false);
 #endif
-                serverUser = null;
             }
+            serverUser = null;
         }
 
         public override void DisconnectRemoteClient(ulong clientId)
@@ -184,7 +185,7 @@ public override NetworkEvent PollEvent(out ulong clientId, out ArraySegment<byte
                 else if (param.m_info.m_eState == ESteamNetworkingConnectionState.k_ESteamNetworkingConnectionState_Connected)
                 {
                     if (NetworkManager.Singleton.LogLevel <= LogLevel.Developer)
-                        NetworkLog.LogInfoServer(nameof(SteamNetworkingSocketsTransport) + " - connection request to " + param.m_info.m_identityRemote.GetSteamID64() + " was accepted!");
+                        Debug.Log(nameof(SteamNetworkingSocketsTransport) + " - connection request to " + param.m_info.m_identityRemote.GetSteamID64() + " was accepted!");
 
                     clientId = param.m_info.m_identityRemote.GetSteamID64();
                     payload = new ArraySegment<byte>();
@@ -210,7 +211,7 @@ public override NetworkEvent PollEvent(out ulong clientId, out ArraySegment<byte
                 {
                     //The connection is no more
                     if (NetworkManager.Singleton.LogLevel <= LogLevel.Developer)
-                        NetworkLog.LogInfoServer(nameof(SteamNetworkingSocketsTransport) + $" - connection closed for {param.m_info.m_identityRemote.GetSteamID64()} state responce: {param.m_info.m_eState}");
+                        Debug.Log(nameof(SteamNetworkingSocketsTransport) + $" - connection closed for {param.m_info.m_identityRemote.GetSteamID64()} state responce: {param.m_info.m_eState}");
 
                     clientId = param.m_info.m_identityRemote.GetSteamID64();
                     payload = new ArraySegment<byte>();
@@ -246,8 +247,8 @@ public override NetworkEvent PollEvent(out ulong clientId, out ArraySegment<byte
                         clientId = connectionData.id.m_SteamID;
 
                         SteamNetworkingMessage_t data = Marshal.PtrToStructure<SteamNetworkingMessage_t>(ptrs[0]);
-                        var buffer = new byte[data.m_cbSize];
-                        Marshal.Copy(data.m_pData, buffer, 0, data.m_cbSize);
+                        var buffer = new byte[data.m_cbSize - 1];
+                        Marshal.Copy(data.m_pData, buffer, 0, data.m_cbSize - 1);
                         payload = new ArraySegment<byte>(buffer);
                         SteamNetworkingMessage_t.Release(ptrs[0]);
 
@@ -380,7 +381,11 @@ public override void Shutdown()
         public override bool StartClient()
         {
             if (c_onConnectionChange == null)
+#if UNITY_SERVER
+                c_onConnectionChange = Callback<SteamNetConnectionStatusChangedCallback_t>.CreateGameServer(OnConnectionStatusChanged);
+#else
                 c_onConnectionChange = Callback<SteamNetConnectionStatusChangedCallback_t>.Create(OnConnectionStatusChanged);
+#endif
 
             serverUser = new SteamConnectionData(new CSteamID(ConnectToSteamID));
 
@@ -414,7 +419,11 @@ public override bool StartServer()
             isServer = true;
 
             if(c_onConnectionChange == null)
+#if UNITY_SERVER
+                c_onConnectionChange = Callback<SteamNetConnectionStatusChangedCallback_t>.CreateGameServer(OnConnectionStatusChanged);
+#else
                 c_onConnectionChange = Callback<SteamNetConnectionStatusChangedCallback_t>.Create(OnConnectionStatusChanged);
+#endif
 
             if (options == null)
                 options = new SteamNetworkingConfigValue_t[0];