[linux.git] / include / net / ah.h

#ifndef _NET_AH_H
#define _NET_AH_H

#include <linux/skbuff.h>

/* This is the maximum truncated ICV length that we know of. */
#define MAX_AH_AUTH_LEN	64

struct crypto_ahash;

struct ah_data {
	int			icv_full_len;
	int			icv_trunc_len;

	struct crypto_ahash	*ahash;
};

struct ip_auth_hdr;

static inline struct ip_auth_hdr *ip_auth_hdr(const struct sk_buff *skb)
{
	return (struct ip_auth_hdr *)skb_transport_header(skb);
}

#endif
Commit	Line	Data
1da177e4 LT	1	#ifndef _NET_AH_H
	2	#define _NET_AH_H
	3
2ad9afbf	4	#include <linux/skbuff.h>
1da177e4 LT	5
1da177e4 LT	6	/* This is the maximum truncated ICV length that we know of. */
78d07369	7	#define MAX_AH_AUTH_LEN 64
1da177e4	8
2ad9afbf SK	9	struct crypto_ahash;
2ad9afbf SK	10
fd2c3ef7	11	struct ah_data {
1da177e4 LT	12	int icv_full_len;
	13	int icv_trunc_len;
	14
49cbf952	15	struct crypto_ahash *ahash;
1da177e4 LT	16	};
1da177e4 LT	17
87bdc48d HX	18	struct ip_auth_hdr;
	19
	20	static inline struct ip_auth_hdr ip_auth_hdr(const struct sk_buff skb)
	21	{
	22	return (struct ip_auth_hdr *)skb_transport_header(skb);
	23	}
	24
1da177e4	25	#endif