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authorMasahide NAKAMURA <nakam@linux-ipv6.org>2006-08-23 23:36:47 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 18:07:02 -0400
commit6e8f4d48b265225bdf437bbf3151b0d6700dda22 (patch)
treef71cfecfc21d5a28e10a9e761164252dd65fa154 /net
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')
-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 ecca8aae3c4b..d09329ca3267 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)
609 struct iovec *iov; 609 struct iovec *iov;
610 u8 __user *type = NULL; 610 u8 __user *type = NULL;
611 u8 __user *code = NULL; 611 u8 __user *code = NULL;
612#ifdef CONFIG_IPV6_MIP6
613 u8 len = 0;
614#endif
612 int probed = 0; 615 int probed = 0;
613 int i; 616 int i;
614 617
@@ -640,6 +643,20 @@ static void rawv6_probe_proto_opt(struct flowi *fl, struct msghdr *msg)
640 probed = 1; 643 probed = 1;
641 } 644 }
642 break; 645 break;
646#ifdef CONFIG_IPV6_MIP6
647 case IPPROTO_MH:
648 if (iov->iov_base && iov->iov_len < 1)
649 break;
650 /* check if type field is readable or not. */
651 if (iov->iov_len > 2 - len) {
652 u8 __user *p = iov->iov_base;
653 get_user(fl->fl_mh_type, &p[2 - len]);
654 probed = 1;
655 } else
656 len += iov->iov_len;
657
658 break;
659#endif
643 default: 660 default:
644 probed = 1; 661 probed = 1;
645 break; 662 break;