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netfilter: ipset: Move often used IPv6 address masking function to header file

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Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Jozsef Kadlecsik
2013-04-08 20:54:37 +02:00
committed by Pablo Neira Ayuso
parent 43c56e595b
commit 8672d4d1a0
6 changed files with 9 additions and 45 deletions
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9
include/linux/netfilter/ipset/pfxlen.h
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@@ -41,4 +41,13 @@ do { \
to = from | ~ip_set_hostmask(cidr); \
} while (0)
static inline void
ip6_netmask(union nf_inet_addr *ip, u8 prefix)
{
ip->ip6[0] &= ip_set_netmask6(prefix)[0];
ip->ip6[1] &= ip_set_netmask6(prefix)[1];
ip->ip6[2] &= ip_set_netmask6(prefix)[2];
ip->ip6[3] &= ip_set_netmask6(prefix)[3];
}
#endif /*_PFXLEN_H */