summaryrefslogtreecommitdiffstats
path: root/net/ipv6
diff options
context:
space:
mode:
authorMasahide NAKAMURA <nakam@linux-ipv6.org>2006-08-23 20:36:47 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 15:07:02 -0700
commit6e8f4d48b265225bdf437bbf3151b0d6700dda22 (patch)
treef71cfecfc21d5a28e10a9e761164252dd65fa154 /net/ipv6
parent7be96f7628469e56f91d51f13b03e9bcff113c7f (diff)
[IPV6] MIP6: Add sending mobility header functions through raw socket.
Mobility header is built by user-space and sent through raw socket. Kernel just extracts its type to flow. 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>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/raw.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index ecca8aae3c4..d09329ca326 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -609,6 +609,9 @@ static void rawv6_probe_proto_opt(struct flowi *fl, struct msghdr *msg)
struct iovec *iov;
u8 __user *type = NULL;
u8 __user *code = NULL;
+#ifdef CONFIG_IPV6_MIP6
+ u8 len = 0;
+#endif
int probed = 0;
int i;
@@ -640,6 +643,20 @@ static void rawv6_probe_proto_opt(struct flowi *fl, struct msghdr *msg)
probed = 1;
}
break;
+#ifdef CONFIG_IPV6_MIP6
+ case IPPROTO_MH:
+ if (iov->iov_base && iov->iov_len < 1)
+ break;
+ /* check if type field is readable or not. */
+ if (iov->iov_len > 2 - len) {
+ u8 __user *p = iov->iov_base;
+ get_user(fl->fl_mh_type, &p[2 - len]);
+ probed = 1;
+ } else
+ len += iov->iov_len;
+
+ break;
+#endif
default:
probed = 1;
break;