diff options
Diffstat (limited to 'source4/lib')
| -rw-r--r-- | source4/lib/netif/interface.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/source4/lib/netif/interface.c b/source4/lib/netif/interface.c index 2d90df43cf..78f4456cd8 100644 --- a/source4/lib/netif/interface.c +++ b/source4/lib/netif/interface.c @@ -94,7 +94,7 @@ static void add_interface(struct in_addr ip, struct in_addr nmask) iface->nmask = tov4(nmask); iface->bcast.addr = MKBCADDR(iface->ip.addr, iface->nmask.addr); - DLIST_ADD(local_interfaces, iface); + DLIST_ADD_END(local_interfaces, iface, struct interface *); DEBUG(2,("added interface ip=%s ",sys_inet_ntoa(iface->ip))); DEBUG(2,("bcast=%s ",sys_inet_ntoa(iface->bcast))); @@ -339,3 +339,18 @@ const char *iface_n_netmask(int n) return NULL; } +/* + return the local IP address that best matches a destination IP, or + our first interface if none match +*/ +const char *iface_best_ip(const char *dest) +{ + struct interface *iface; + struct in_addr ip; + ip.s_addr = interpret_addr(dest); + iface = iface_find(ip, True); + if (iface) { + return sys_inet_ntoa(iface->ip); + } + return iface_n_ip(0); +} |