libelwix/src/net.c - diff

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-version 1.10, 2014/02/10 22:50:44
+version 1.10.10.2, 2014/11/17 22:38:09
  Line 442  e_getnet(const char *net)
   *
   * @ifname = interface name
   * @addr = if addr is !=NULL then set this for new address
- * return: NULL error or !=NULL get ethernet address
+ * return: NULL error or !=NULL get ethernet address should be e_free()
   */
  ether_addr_t *
  e_ether_addr(const char *ifname, ether_addr_t * __restrict addr)
  Line 469  e_ether_addr(const char *ifname, ether_addr_t * __rest
          freeifaddrs(ifa);
          return a;
+ }
+ /*
+  * e_get1stiface() - Get first interface of host
+  *
+  * @szIface = interface string buffer
+  * @iflen = size of interface buffer
+  * return: -1 error or 0 ok
+  */
+ int
+ e_get1stiface(char *szIface, int iflen)
+ {
+         struct ifaddrs *ifa;
+         if (!szIface || !iflen)
+                 return -1;
+         getifaddrs(&ifa);
+         strlcpy(szIface, ifa->ifa_name, iflen);
+         freeifaddrs(ifa);
+         return 0;
  }