Added function-like macros to get/set the hostname on a netif

CHANGELOG

@@ -19,6 +19,9 @@ HISTORY
 
   ++ New features:
 
+  2010-02-05: Simon Goldschmidt
+  * netif.h: Added function-like macros to get/set the hostname on a netif
+
   2010-02-04: Simon Goldschmidt
   * nearly every file: Replaced struct ip_addr by typedef ip_addr_t to
     make changing the actual implementation behind the typedef easier.

src/include/lwip/netif.h

@@ -280,6 +280,11 @@ void netif_set_link_down(struct netif *netif);
 void netif_set_link_callback(struct netif *netif, netif_status_callback_fn link_callback);
 #endif /* LWIP_NETIF_LINK_CALLBACK */
 
+#if LWIP_NETIF_HOSTNAME
+#define netif_set_hostname(netif, name) do { if((netif) != NULL) { (netif)->hostname = name; }}while(0)
+#define netif_get_hostname(netif) (((netif) != NULL) ? ((netif)->hostname) : NULL)
+#endif /* LWIP_NETIF_HOSTNAME */
+
 #if ENABLE_LOOPBACK
 err_t netif_loop_output(struct netif *netif, struct pbuf *p, ip_addr_t *dest_ip);
 void netif_poll(struct netif *netif);