diff options
Diffstat (limited to 'include/net/netfilter/nf_conntrack_protocol.h')
| -rw-r--r-- | include/net/netfilter/nf_conntrack_protocol.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/include/net/netfilter/nf_conntrack_protocol.h b/include/net/netfilter/nf_conntrack_protocol.h index b3afda35397a08..1f33737fcea502 100644 --- a/include/net/netfilter/nf_conntrack_protocol.h +++ b/include/net/netfilter/nf_conntrack_protocol.h @@ -12,6 +12,7 @@ #include <net/netfilter/nf_conntrack.h> struct seq_file; +struct nfattr; struct nf_conntrack_protocol { @@ -66,6 +67,18 @@ struct nf_conntrack_protocol enum ip_conntrack_info *ctinfo, int pf, unsigned int hooknum); + /* convert protoinfo to nfnetink attributes */ + int (*to_nfattr)(struct sk_buff *skb, struct nfattr *nfa, + const struct nf_conn *ct); + + /* convert nfnetlink attributes to protoinfo */ + int (*from_nfattr)(struct nfattr *tb[], struct nf_conn *ct); + + int (*tuple_to_nfattr)(struct sk_buff *skb, + const struct nf_conntrack_tuple *t); + int (*nfattr_to_tuple)(struct nfattr *tb[], + struct nf_conntrack_tuple *t); + /* Module (if any) which this is connected to. */ struct module *me; }; @@ -80,12 +93,23 @@ extern struct nf_conntrack_protocol nf_conntrack_generic_protocol; extern struct nf_conntrack_protocol **nf_ct_protos[PF_MAX]; extern struct nf_conntrack_protocol * -nf_ct_find_proto(u_int16_t l3proto, u_int8_t protocol); +__nf_ct_proto_find(u_int16_t l3proto, u_int8_t protocol); + +extern struct nf_conntrack_protocol * +nf_ct_proto_find_get(u_int16_t l3proto, u_int8_t protocol); + +extern void nf_ct_proto_put(struct nf_conntrack_protocol *p); /* Protocol registration. */ extern int nf_conntrack_protocol_register(struct nf_conntrack_protocol *proto); extern void nf_conntrack_protocol_unregister(struct nf_conntrack_protocol *proto); +/* Generic netlink helpers */ +extern int nf_ct_port_tuple_to_nfattr(struct sk_buff *skb, + const struct nf_conntrack_tuple *tuple); +extern int nf_ct_port_nfattr_to_tuple(struct nfattr *tb[], + struct nf_conntrack_tuple *t); + /* Log invalid packets */ extern unsigned int nf_ct_log_invalid; |