IFACE_PERMANENT interface flag in enumeration.

src/bpf.c

@@ -159,6 +159,10 @@ int iface_enumerate(int family, void *parm, int (*callback)())
 		  
 		  if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_DEPRECATED)
 		    flags |= IFACE_DEPRECATED;
+
+		  if (!(ifr6.ifr_ifru.ifru_flags6 & (IN6_IFF_AUTOCONF | IN6_IFF_TEMPORARY)))
+		    flags |= IFACE_PERMANENT;
+
 		}
 	      
 	      ifr6.ifr_addr = *((struct sockaddr_in6 *) addrs->ifa_addr);

src/dnsmasq.h

@@ -400,6 +400,7 @@ union mysockaddr {
 /* bits in flag param to IPv6 callbacks from iface_enumerate() */
 #define IFACE_TENTATIVE   1
 #define IFACE_DEPRECATED  2
+#define IFACE_PERMANENT   4
 
 
 #define SERV_FROM_RESOLV       1  /* 1 for servers from resolv, 0 for command line. */

src/netlink.c

@@ -265,6 +265,9 @@ int iface_enumerate(int family, void *parm, int (*callback)())
 		    
 		    if (ifa->ifa_flags & IFA_F_DEPRECATED)
 		      flags |= IFACE_DEPRECATED;
+
+		    if (ifa->ifa_flags & IFA_F_PERMANENT)
+		      flags |= IFACE_PERMANENT;
 		    
 		    if (addrp && callback_ok)
 		      if (!((*callback)(addrp, (int)(ifa->ifa_prefixlen), (int)(ifa->ifa_scope),