Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | #ifndef _NET_IPCOMP_H |
3 | #define _NET_IPCOMP_H | |
4 | ||
949d6b40 | 5 | #include <linux/skbuff.h> |
9409f38a HX |
6 | #include <linux/types.h> |
7 | ||
1da177e4 LT |
8 | #define IPCOMP_SCRATCH_SIZE 65400 |
9 | ||
87bdc48d | 10 | struct crypto_comp; |
949d6b40 | 11 | struct ip_comp_hdr; |
87bdc48d | 12 | |
1da177e4 LT |
13 | struct ipcomp_data { |
14 | u16 threshold; | |
7d720c3e | 15 | struct crypto_comp * __percpu *tfms; |
1da177e4 LT |
16 | }; |
17 | ||
87bdc48d HX |
18 | struct ip_comp_hdr; |
19 | struct sk_buff; | |
6fccab67 HX |
20 | struct xfrm_state; |
21 | ||
22 | int ipcomp_input(struct xfrm_state *x, struct sk_buff *skb); | |
23 | int ipcomp_output(struct xfrm_state *x, struct sk_buff *skb); | |
24 | void ipcomp_destroy(struct xfrm_state *x); | |
6ee55320 | 25 | int ipcomp_init_state(struct xfrm_state *x, struct netlink_ext_ack *extack); |
87bdc48d HX |
26 | |
27 | static inline struct ip_comp_hdr *ip_comp_hdr(const struct sk_buff *skb) | |
28 | { | |
29 | return (struct ip_comp_hdr *)skb_transport_header(skb); | |
30 | } | |
31 | ||
1da177e4 | 32 | #endif |