1 #ifndef _IP6T_AH_H
2 #define _IP6T_AH_H
3 
4 #include <linux/types.h>
5 
6 struct ip6t_ah {
7 	__u32 spis[2];			/* Security Parameter Index */
8 	__u32 hdrlen;			/* Header Length */
9 	__u8  hdrres;			/* Test of the Reserved Filed */
10 	__u8  invflags;			/* Inverse flags */
11 };
12 
13 #define IP6T_AH_SPI 0x01
14 #define IP6T_AH_LEN 0x02
15 #define IP6T_AH_RES 0x04
16 
17 /* Values for "invflags" field in struct ip6t_ah. */
18 #define IP6T_AH_INV_SPI		0x01	/* Invert the sense of spi. */
19 #define IP6T_AH_INV_LEN		0x02	/* Invert the sense of length. */
20 #define IP6T_AH_INV_MASK	0x03	/* All possible flags. */
21 
22 #endif /*_IP6T_AH_H*/
23