include/net/netfilter/ipv4/nf_conntrack_ipv4.h

   1 /*
   2  * IPv4 support for nf_conntrack.
   3  *
   4  * 23 Mar 2004: Yasuyuki Kozakai @ USAGI <yasuyuki.kozakai@toshiba.co.jp>
   5  *      - move L3 protocol dependent part from include/linux/netfilter_ipv4/
   6  *        ip_conntarck.h
   7  */
   8
   9 #ifndef _NF_CONNTRACK_IPV4_H
  10 #define _NF_CONNTRACK_IPV4_H
  11
  12 /* Returns new sk_buff, or NULL */
  13 struct sk_buff *nf_ct_ipv4_ct_gather_frags(struct sk_buff *skb);
  14
  15 extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4;
  16
  17 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4;
  18 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4;
  19 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp;
  20
  21 extern int nf_conntrack_ipv4_compat_init(void);
  22 extern void nf_conntrack_ipv4_compat_fini(void);
  23
  24 extern void need_ipv4_conntrack(void);
  25
  26 #endif /*_NF_CONNTRACK_IPV4_H*/