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netfilter: ipv6: add IPv6 NAT support

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Signed-off-by: Patrick McHardy <[email protected]>
This commit is contained in:
Patrick McHardy 2012-08-26 19:14:12 +02:00 • committed by Pablo Neira Ayuso
commit 58a317f106
13 changed files with 764 additions and 2 deletions
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2
include/linux/netfilter/nfnetlink_conntrack.h
View file

@ -147,6 +147,8 @@ enum ctattr_nat {
CTA_NAT_V4_MAXIP,
#define CTA_NAT_MAXIP CTA_NAT_V4_MAXIP
CTA_NAT_PROTO,
CTA_NAT_V6_MINIP,
CTA_NAT_V6_MAXIP,
__CTA_NAT_MAX
};
#define CTA_NAT_MAX (__CTA_NAT_MAX - 1)

5
include/net/netfilter/nf_nat_l3proto.h
View file

@ -43,5 +43,10 @@ extern int nf_nat_icmp_reply_translation(struct sk_buff *skb,
struct nf_conn *ct,
enum ip_conntrack_info ctinfo,
unsigned int hooknum);
extern int nf_nat_icmpv6_reply_translation(struct sk_buff *skb,
struct nf_conn *ct,
enum ip_conntrack_info ctinfo,
unsigned int hooknum,
unsigned int hdrlen);
#endif /* _NF_NAT_L3PROTO_H */

1
include/net/netfilter/nf_nat_l4proto.h
View file

@ -51,6 +51,7 @@ extern const struct nf_nat_l4proto *__nf_nat_l4proto_find(u8 l3proto, u8 l4proto
extern const struct nf_nat_l4proto nf_nat_l4proto_tcp;
extern const struct nf_nat_l4proto nf_nat_l4proto_udp;
extern const struct nf_nat_l4proto nf_nat_l4proto_icmp;
extern const struct nf_nat_l4proto nf_nat_l4proto_icmpv6;
extern const struct nf_nat_l4proto nf_nat_l4proto_unknown;
extern bool nf_nat_l4proto_in_range(const struct nf_conntrack_tuple *tuple,

1
include/net/netns/ipv6.h
View file

@ -42,6 +42,7 @@ struct netns_ipv6 {
#ifdef CONFIG_SECURITY
struct xt_table *ip6table_security;
#endif
struct xt_table *ip6table_nat;
#endif
struct rt6_info *ip6_null_entry;
struct rt6_statistics *rt6_stats;