Inventory syncing, objHeader is passed to the ClientRead/ServerRead methods so they can determine how to read the msg (is it an inventory update, position, input, etc)

Subsurface/Source/Map/Hull.cs

@@ -843,7 +843,7 @@ namespace Barotrauma
             lastSentOxygen = OxygenPercentage;
         }
 
-        public void ClientRead(NetIncomingMessage message, float sendingTime)
+        public void ClientRead(ServerNetObject type, NetIncomingMessage message, float sendingTime)
         {
             Volume = message.ReadRangedSingle(0.0f, 1.5f, 8) * FullVolume;
             OxygenPercentage = message.ReadRangedSingle(0.0f, 100.0f, 8);

Subsurface/Source/Map/Structure.cs

@@ -855,7 +855,7 @@ namespace Barotrauma
             }
         }
 
-        public void ClientRead(NetIncomingMessage msg, float sendingTime) 
+        public void ClientRead(ServerNetObject type, NetIncomingMessage msg, float sendingTime) 
         {
             for (int i = 0; i < sections.Count(); i++)
             {

Subsurface/Source/Map/Submarine.cs

@@ -1176,7 +1176,7 @@ namespace Barotrauma
             msg.Write(PhysicsBody.SimPosition.Y);
         }
 
-        public void ClientRead(NetIncomingMessage msg, float sendingTime)
+        public void ClientRead(ServerNetObject type, NetIncomingMessage msg, float sendingTime)
         {
             var newTargetPosition = new Vector2(
                 msg.ReadFloat(),