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authorMasahide NAKAMURA <nakam@linux-ipv6.org>2006-08-23 19:17:12 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 15:06:49 -0700
commit280a9d340057ce1b3cca63084df22f4ef5b35fba (patch)
treefc41839e13cc27f8f3607f829202f1e46cc52e87
parent65d4ed92219b28875efb52de5700da8c3dfa83e1 (diff)
[IPV6] MIP6: Add socket option and ancillary data interface of routing header type 2.
Add socket option and ancillary data interface of routing header type 2. Mobile IPv6 application will use this to send binding acknowledgement with the header without relation of confirmed route optimization (binding). Based on MIPL2 kernel patch. Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org> Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv6/datagram.c11
-rw-r--r--net/ipv6/ipv6_sockglue.c10
2 files changed, 16 insertions, 5 deletions
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 8561b9da6db..7206747022f 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -648,10 +648,13 @@ int datagram_send_ctl(struct msghdr *msg, struct flowi *fl,
rthdr = (struct ipv6_rt_hdr *)CMSG_DATA(cmsg);
- /*
- * TYPE 0
- */
- if (rthdr->type) {
+ switch (rthdr->type) {
+ case IPV6_SRCRT_TYPE_0:
+#ifdef CONFIG_IPV6_MIP6
+ case IPV6_SRCRT_TYPE_2:
+#endif
+ break;
+ default:
err = -EINVAL;
goto exit_f;
}
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index a5eaaf693ab..4f3bb7fcc8b 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -407,8 +407,16 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
/* routing header option needs extra check */
if (optname == IPV6_RTHDR && opt->srcrt) {
struct ipv6_rt_hdr *rthdr = opt->srcrt;
- if (rthdr->type)
+ switch (rthdr->type) {
+ case IPV6_SRCRT_TYPE_0:
+#ifdef CONFIG_IPV6_MIP6
+ case IPV6_SRCRT_TYPE_2:
+#endif
+ break;
+ default:
goto sticky_done;
+ }
+
if ((rthdr->hdrlen & 1) ||
(rthdr->hdrlen >> 1) != rthdr->segments_left)
goto sticky_done;