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