1 /* SPDX-License-Identifier: GPL-2.0 */
3 * IPv4 support for nf_conntrack.
5 * 23 Mar 2004: Yasuyuki Kozakai @ USAGI <yasuyuki.kozakai@toshiba.co.jp>
6 * - move L3 protocol dependent part from include/linux/netfilter_ipv4/
10 #ifndef _NF_CONNTRACK_IPV4_H
11 #define _NF_CONNTRACK_IPV4_H
14 const extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4;
16 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4;
17 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4;
18 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp;
19 #ifdef CONFIG_NF_CT_PROTO_DCCP
20 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_dccp4;
22 #ifdef CONFIG_NF_CT_PROTO_SCTP
23 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp4;
25 #ifdef CONFIG_NF_CT_PROTO_UDPLITE
26 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udplite4;
29 int nf_conntrack_ipv4_compat_init(void);
30 void nf_conntrack_ipv4_compat_fini(void);
32 #endif /*_NF_CONNTRACK_IPV4_H*/