Move some network, timer code.

src/network/connection.c

@@ -526,3 +526,34 @@ static void net_connect_callback(struct net_connect_handle* handle, enum net_con
 	// Cleanup
 	net_connect_destroy(handle);
 }
+
+static void timeout_callback(struct timeout_evt* evt)
+{
+	net_con_callback((struct net_connection*) evt->ptr, NET_EVENT_TIMEOUT);
+}
+
+
+void net_con_set_timeout(struct net_connection* con, int seconds)
+{
+	if (!con->timeout)
+	{
+		con->timeout = hub_malloc_zero(sizeof(struct timeout_evt));
+		timeout_evt_initialize(con->timeout, timeout_callback, con);
+		timeout_queue_insert(net_backend_get_timeout_queue(), con->timeout, seconds);
+	}
+	else
+	{
+		timeout_queue_reschedule(net_backend_get_timeout_queue(), con->timeout, seconds);
+	}
+}
+
+void net_con_clear_timeout(struct net_connection* con)
+{
+	if (con->timeout && timeout_evt_is_scheduled(con->timeout))
+	{
+		timeout_queue_remove(net_backend_get_timeout_queue(), con->timeout);
+		hub_free(con->timeout);
+		con->timeout = 0;
+	}
+}
+