update list_if() and set_if()

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1834 bbd45198-f89e-11dd-88c7-29a3b14d5316

1 files changed, 9 insertions, 6 deletions

diff --git a/components/net/lwip/src/netif/ethernetif.c b/components/net/lwip/src/netif/ethernetif.c
index b3e6f35ad9..5681bcc513 100644
--- a/components/net/lwip/src/netif/ethernetif.c
+++ b/components/net/lwip/src/netif/ethernetif.c
@@ -10,6 +10,7 @@
  * Change Logs:

  * Date           Author       Notes

  * 2010-07-07     Bernard      fix send mail to mailbox issue.

+ * 2011-12-11     aozima       list_if and set_if support multiple interface.

  */

 

 /*

@@ -299,15 +300,21 @@ void set_if(char* netif_name, char* ip_addr, char* gw_addr, char* nm_addr)
     struct in_addr addr;

     struct netif * netif = netif_list;

 

+    if(strlen(netif_name) > sizeof(netif->name))

+    {

+        rt_kprintf("network interface name too long!\r\n");

+        return;

+    }

+

     while(netif != RT_NULL)

     {

         if(strncmp(netif_name, netif->name, sizeof(netif->name)) == 0)

             break;

 

         netif = netif->next;

-        if( netif == netif_list )

+        if( netif == RT_NULL )

         {

-            rt_kprintf("network interface: %c%c not found!\r\n", netif->name[0], netif->name[1]);

+            rt_kprintf("network interface: %s not found!\r\n", netif_name);

             return;

         }

     }

@@ -378,10 +385,6 @@ void list_if(void)
         rt_kprintf("\r\n");

 

         netif = netif->next;

-        if( netif == netif_list )

-        {

-            break;

-        }

     }

 

 #if LWIP_DNS