| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _NET_IPCOMP_H |
| #define _NET_IPCOMP_H |
| |
| #include <linux/skbuff.h> |
| |
| struct ip_comp_hdr; |
| struct netlink_ext_ack; |
| struct xfrm_state; |
| |
| int ipcomp_input(struct xfrm_state *x, struct sk_buff *skb); |
| int ipcomp_output(struct xfrm_state *x, struct sk_buff *skb); |
| void ipcomp_destroy(struct xfrm_state *x); |
| int ipcomp_init_state(struct xfrm_state *x, struct netlink_ext_ack *extack); |
| |
| static inline struct ip_comp_hdr *ip_comp_hdr(const struct sk_buff *skb) |
| { |
| return (struct ip_comp_hdr *)skb_transport_header(skb); |
| } |
| |
| #endif |
