xref: /linux-6.15/include/net/ipcomp.h (revision eb2953d2) 
1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */
21da177e4SLinus Torvalds #ifndef _NET_IPCOMP_H
31da177e4SLinus Torvalds #define _NET_IPCOMP_H
41da177e4SLinus Torvalds 
5949d6b40SJakub Kicinski #include <linux/skbuff.h>
61da177e4SLinus Torvalds 
787bdc48dSHerbert Xu struct ip_comp_hdr;
8*eb2953d2SHerbert Xu struct netlink_ext_ack;
96fccab67SHerbert Xu struct xfrm_state;
106fccab67SHerbert Xu 
116fccab67SHerbert Xu int ipcomp_input(struct xfrm_state *x, struct sk_buff *skb);
126fccab67SHerbert Xu int ipcomp_output(struct xfrm_state *x, struct sk_buff *skb);
136fccab67SHerbert Xu void ipcomp_destroy(struct xfrm_state *x);
146ee55320SSabrina Dubroca int ipcomp_init_state(struct xfrm_state *x, struct netlink_ext_ack *extack);
1587bdc48dSHerbert Xu 
ip_comp_hdr(const struct sk_buff * skb)1687bdc48dSHerbert Xu static inline struct ip_comp_hdr *ip_comp_hdr(const struct sk_buff *skb)
1787bdc48dSHerbert Xu {
1887bdc48dSHerbert Xu 	return (struct ip_comp_hdr *)skb_transport_header(skb);
1987bdc48dSHerbert Xu }
2087bdc48dSHerbert Xu 
211da177e4SLinus Torvalds #endif
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