nf_conntrack_ipv4.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * IPv4 support for nf_conntrack.
 4 *
 5 * 23 Mar 2004: Yasuyuki Kozakai @ USAGI <yasuyuki.kozakai@toshiba.co.jp>
 6 *	- move L3 protocol dependent part from include/linux/netfilter_ipv4/
 7 *	  ip_conntarck.h
 8 */
 9
10#ifndef _NF_CONNTRACK_IPV4_H
11#define _NF_CONNTRACK_IPV4_H
12
13extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp;
14extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_udp;
15extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp;
16#ifdef CONFIG_NF_CT_PROTO_SCTP
17extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp;
18#endif
19#ifdef CONFIG_NF_CT_PROTO_UDPLITE
20extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_udplite;
21#endif
22#ifdef CONFIG_NF_CT_PROTO_GRE
23extern const struct nf_conntrack_l4proto nf_conntrack_l4proto_gre;
24#endif
25
26#endif /*_NF_CONNTRACK_IPV4_H*/