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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-03-25 09:37:42 +0900
committerYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-03-25 10:24:01 +0900
commit7cbca67c073263c179f605bdbbdc565ab29d801d (patch)
tree124ce8c81f3e033790416d3d16bd23e2f7bfed07 /net/ipv6/route.c
parent1d5d236d309ab90fa6aedf712f586b3595721373 (diff)
downloadlinux-7cbca67c073263c179f605bdbbdc565ab29d801d.tar.bz2
[IPV6]: Support Source Address Selection API (RFC5014).
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r--net/ipv6/route.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index aa3f08718e44..06faa46920e1 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -782,6 +782,15 @@ struct dst_entry * ip6_route_output(struct net *net, struct sock *sk,
if (!ipv6_addr_any(&fl->fl6_src))
flags |= RT6_LOOKUP_F_HAS_SADDR;
+ else if (sk) {
+ unsigned int prefs = inet6_sk(sk)->srcprefs;
+ if (prefs & IPV6_PREFER_SRC_TMP)
+ flags |= RT6_LOOKUP_F_SRCPREF_TMP;
+ if (prefs & IPV6_PREFER_SRC_PUBLIC)
+ flags |= RT6_LOOKUP_F_SRCPREF_PUBLIC;
+ if (prefs & IPV6_PREFER_SRC_COA)
+ flags |= RT6_LOOKUP_F_SRCPREF_COA;
+ }
return fib6_rule_lookup(net, fl, flags, ip6_pol_route_output);
}
@@ -2162,7 +2171,7 @@ static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
else if (dst) {
struct in6_addr saddr_buf;
if (ipv6_dev_get_saddr(ip6_dst_idev(&rt->u.dst)->dev,
- dst, &saddr_buf) == 0)
+ dst, 0, &saddr_buf) == 0)
NLA_PUT(skb, RTA_PREFSRC, 16, &saddr_buf);
}