mirror of https://gitee.com/openkylin/linux.git
34 lines
877 B
C
34 lines
877 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _NET_ESP_H
|
|
#define _NET_ESP_H
|
|
|
|
#include <linux/skbuff.h>
|
|
|
|
struct ip_esp_hdr;
|
|
|
|
static inline struct ip_esp_hdr *ip_esp_hdr(const struct sk_buff *skb)
|
|
{
|
|
return (struct ip_esp_hdr *)skb_transport_header(skb);
|
|
}
|
|
|
|
struct esp_info {
|
|
struct ip_esp_hdr *esph;
|
|
__be64 seqno;
|
|
int tfclen;
|
|
int tailen;
|
|
int plen;
|
|
int clen;
|
|
int len;
|
|
int nfrags;
|
|
__u8 proto;
|
|
bool inplace;
|
|
};
|
|
|
|
int esp_output_head(struct xfrm_state *x, struct sk_buff *skb, struct esp_info *esp);
|
|
int esp_output_tail(struct xfrm_state *x, struct sk_buff *skb, struct esp_info *esp);
|
|
int esp_input_done2(struct sk_buff *skb, int err);
|
|
int esp6_output_head(struct xfrm_state *x, struct sk_buff *skb, struct esp_info *esp);
|
|
int esp6_output_tail(struct xfrm_state *x, struct sk_buff *skb, struct esp_info *esp);
|
|
int esp6_input_done2(struct sk_buff *skb, int err);
|
|
#endif
|