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authorpaul <paul>2002-12-13 21:19:02 +0000
committerpaul <paul>2002-12-13 21:19:02 +0000
commitab836aab45bb6bea37da3584bb051fc56f1ca827 (patch)
treefd567c6065b4678767bae98b104fc434ff4cbcc7 /zebra
parent00df0c1e80811f3cf5eca0b28e720bf1bcc84a53 (diff)
Michal Ludvig <michal@logix.cz>
[zebra 16525] PATCH: Bugfixes for KAME systems
Diffstat (limited to 'zebra')
-rw-r--r--zebra/if_ioctl.c35
1 files changed, 24 insertions, 11 deletions
diff --git a/zebra/if_ioctl.c b/zebra/if_ioctl.c
index 46f53011..c9797996 100644
--- a/zebra/if_ioctl.c
+++ b/zebra/if_ioctl.c
@@ -130,14 +130,11 @@ interface_list_ioctl ()
int
if_get_index (struct interface *ifp)
{
- static int if_fake_index = 1;
-
-#ifdef HAVE_BROKEN_ALIASES
- /* Linux 2.2.X does not provide individual interface index for aliases. */
- ifp->ifindex = if_fake_index++;
- return ifp->ifindex;
-#else
-#ifdef SIOCGIFINDEX
+#if defined(HAVE_IF_NAMETOINDEX)
+ /* Modern systems should have if_nametoindex(3). */
+ ifp->ifindex = if_nametoindex(ifp->name);
+#elif defined(SIOCGIFINDEX) && !defined(HAVE_BROKEN_ALIASES)
+ /* Fall-back for older linuxes. */
int ret;
struct ifreq ifreq;
@@ -157,13 +154,20 @@ if_get_index (struct interface *ifp)
#else
ifp->ifindex = ifreq.ifr_index;
#endif
- return ifp->ifindex;
#else
+/* Linux 2.2.X does not provide individual interface index
+ for aliases and we know it. For others issue a warning. */
+#if !defined(HAVE_BROKEN_ALIASES)
+#warning "Using if_fake_index. You may want to add appropriate"
+#warning "mapping from ifname to ifindex for your system..."
+#endif
+ /* This branch probably won't provide usable results, but anyway... */
+ static int if_fake_index = 1;
ifp->ifindex = if_fake_index++;
+#endif
+
return ifp->ifindex;
-#endif /* SIOCGIFINDEX */
-#endif /* HAVE_BROKEN_ALIASES */
}
#ifdef SIOCGIFHWADDR
@@ -287,6 +291,15 @@ if_getaddrs ()
}
}
+#if defined(KAME)
+ if (IN6_IS_ADDR_LINKLOCAL(&addr->sin6_addr))
+ {
+ addr->sin6_scope_id =
+ ntohs(*(u_int16_t *)&addr->sin6_addr.s6_addr[2]);
+ addr->sin6_addr.s6_addr[2] = addr->sin6_addr.s6_addr[3] = 0;
+ }
+#endif
+
connected_add_ipv6 (ifp, &addr->sin6_addr, prefixlen, dest_pnt);
}
#endif /* HAVE_IPV6 */