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[SK_BUFF]: Introduce igmp_hdr() & friends, remove skb->h.igmph

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Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2007-03-13 14:19:23 -03:00
committed by David S. Miller
parent cc70ab261c
commit d9edf9e2be
4 changed files with 33 additions and 13 deletions
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21
include/linux/igmp.h
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@@ -80,6 +80,27 @@ struct igmpv3_query {
__be32 srcs[0];
};
#ifdef __KERNEL__
#include <linux/skbuff.h>
static inline struct igmphdr *igmp_hdr(const struct sk_buff *skb)
{
return (struct igmphdr *)skb->h.raw;
}
static inline struct igmpv3_report *
igmpv3_report_hdr(const struct sk_buff *skb)
{
return (struct igmpv3_report *)skb->h.raw;
}
static inline struct igmpv3_query *
igmpv3_query_hdr(const struct sk_buff *skb)
{
return (struct igmpv3_query *)skb->h.raw;
}
#endif
#define IGMP_HOST_MEMBERSHIP_QUERY 0x11 /* From RFC1112 */
#define IGMP_HOST_MEMBERSHIP_REPORT 0x12 /* Ditto */
#define IGMP_DVMRP 0x13 /* DVMRP routing */