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[XFRM]: Introduce a helper to compare id protocol.

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Put the helper to header for future use.
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>
This commit is contained in:
Masahide NAKAMURA
2006-09-22 15:06:24 -07:00
committed by David S. Miller
parent 7e49e6de30
commit 5794708f11
2 changed files with 9 additions and 3 deletions
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6
include/net/xfrm.h
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@@ -9,6 +9,7 @@
#include <linux/skbuff.h>
#include <linux/socket.h>
#include <linux/pfkeyv2.h>
#include <linux/ipsec.h>
#include <linux/in6.h>
#include <linux/mutex.h>
@@ -835,6 +836,11 @@ static inline int xfrm_state_kern(struct xfrm_state *x)
return atomic_read(&x->tunnel_users);
}
static inline int xfrm_id_proto_match(u8 proto, u8 userproto)
{
return (userproto == IPSEC_PROTO_ANY || proto == userproto);
}
/*
* xfrm algorithm information
*/