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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | #ifndef _NET_ESP_H |
3 | #define _NET_ESP_H | |
4 | ||
38320c70 | 5 | #include <linux/skbuff.h> |
1da177e4 | 6 | |
87bdc48d HX |
7 | struct ip_esp_hdr; |
8 | ||
9 | static inline struct ip_esp_hdr *ip_esp_hdr(const struct sk_buff *skb) | |
10 | { | |
11 | return (struct ip_esp_hdr *)skb_transport_header(skb); | |
12 | } | |
13 | ||
fca11ebd SK |
14 | struct esp_info { |
15 | struct ip_esp_hdr *esph; | |
16 | __be64 seqno; | |
17 | int tfclen; | |
18 | int tailen; | |
19 | int plen; | |
20 | int clen; | |
21 | int len; | |
22 | int nfrags; | |
23 | __u8 proto; | |
24 | bool inplace; | |
25 | }; | |
26 | ||
27 | int esp_output_head(struct xfrm_state *x, struct sk_buff *skb, struct esp_info *esp); | |
28 | int esp_output_tail(struct xfrm_state *x, struct sk_buff *skb, struct esp_info *esp); | |
29 | int esp_input_done2(struct sk_buff *skb, int err); | |
383d0350 SK |
30 | int esp6_output_head(struct xfrm_state *x, struct sk_buff *skb, struct esp_info *esp); |
31 | int esp6_output_tail(struct xfrm_state *x, struct sk_buff *skb, struct esp_info *esp); | |
32 | int esp6_input_done2(struct sk_buff *skb, int err); | |
1da177e4 | 33 | #endif |