From 9a4595bc7e67962f13232ee55a64e063062c3a99 Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Mon, 15 Aug 2005 12:32:15 -0700 Subject: [NETLINK]: Add set/getsockopt options to support more than 32 groups NETLINK_ADD_MEMBERSHIP/NETLINK_DROP_MEMBERSHIP are used to join/leave groups, NETLINK_PKTINFO is used to enable nl_pktinfo control messages for received packets to get the extended destination group number. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- include/linux/netlink.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'include/linux/netlink.h') diff --git a/include/linux/netlink.h b/include/linux/netlink.h index c724c9d4984a..36a40449f9f1 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -90,6 +90,15 @@ struct nlmsgerr struct nlmsghdr msg; }; +#define NETLINK_ADD_MEMBERSHIP 1 +#define NETLINK_DROP_MEMBERSHIP 2 +#define NETLINK_PKTINFO 3 + +struct nl_pktinfo +{ + __u32 group; +}; + #define NET_MAJOR 36 /* Major 36 is reserved for networking */ enum { -- cgit v1.2.3