#ifndef _IP6T_SRH_H

#define _IP6T_SRH_H

#include <linux/types.h>

#include <linux/netfilter.h>

/* Values for "mt_flags" field in struct ip6t_srh */

#define IP6T_SRH_NEXTHDR        0x0001

#define IP6T_SRH_LEN_EQ         0x0002

#define IP6T_SRH_LEN_GT         0x0004

#define IP6T_SRH_LEN_LT         0x0008

#define IP6T_SRH_SEGS_EQ        0x0010

#define IP6T_SRH_SEGS_GT        0x0020

#define IP6T_SRH_SEGS_LT        0x0040

#define IP6T_SRH_LAST_EQ        0x0080

#define IP6T_SRH_LAST_GT        0x0100

#define IP6T_SRH_LAST_LT        0x0200

#define IP6T_SRH_TAG            0x0400

#define IP6T_SRH_PSID           0x0800

#define IP6T_SRH_NSID           0x1000

#define IP6T_SRH_LSID           0x2000

#define IP6T_SRH_MASK           0x3FFF

/* Values for "mt_invflags" field in struct ip6t_srh */

#define IP6T_SRH_INV_NEXTHDR    0x0001

#define IP6T_SRH_INV_LEN_EQ     0x0002

#define IP6T_SRH_INV_LEN_GT     0x0004

#define IP6T_SRH_INV_LEN_LT     0x0008

#define IP6T_SRH_INV_SEGS_EQ    0x0010

#define IP6T_SRH_INV_SEGS_GT    0x0020

#define IP6T_SRH_INV_SEGS_LT    0x0040

#define IP6T_SRH_INV_LAST_EQ    0x0080

#define IP6T_SRH_INV_LAST_GT    0x0100

#define IP6T_SRH_INV_LAST_LT    0x0200

#define IP6T_SRH_INV_TAG        0x0400

#define IP6T_SRH_INV_PSID       0x0800

#define IP6T_SRH_INV_NSID       0x1000

#define IP6T_SRH_INV_LSID       0x2000

#define IP6T_SRH_INV_MASK       0x3FFF

/**

 *      struct ip6t_srh - SRH match options

 *      @ next_hdr: Next header field of SRH

 *      @ hdr_len: Extension header length field of SRH

 *      @ segs_left: Segments left field of SRH

 *      @ last_entry: Last entry field of SRH

 *      @ tag: Tag field of SRH

 *      @ mt_flags: match options

 *      @ mt_invflags: Invert the sense of match options

 */

struct ip6t_srh {

	__u8                    next_hdr;

	__u8                    hdr_len;

	__u8                    segs_left;

	__u8                    last_entry;

	__u16                   tag;

	__u16                   mt_flags;

	__u16                   mt_invflags;

};

/**

 *      struct ip6t_srh1 - SRH match options (revision 1)

 *      @ next_hdr: Next header field of SRH

 *      @ hdr_len: Extension header length field of SRH

 *      @ segs_left: Segments left field of SRH

 *      @ last_entry: Last entry field of SRH

 *      @ tag: Tag field of SRH

 *      @ psid_addr: Address of previous SID in SRH SID list

 *      @ nsid_addr: Address of NEXT SID in SRH SID list

 *      @ lsid_addr: Address of LAST SID in SRH SID list

 *      @ psid_msk: Mask of previous SID in SRH SID list

 *      @ nsid_msk: Mask of next SID in SRH SID list

 *      @ lsid_msk: MAsk of last SID in SRH SID list

 *      @ mt_flags: match options

 *      @ mt_invflags: Invert the sense of match options

 */

struct ip6t_srh1 {

	__u8                    next_hdr;

	__u8                    hdr_len;

	__u8                    segs_left;

	__u8                    last_entry;

	__u16                   tag;

	struct in6_addr         psid_addr;

	struct in6_addr         nsid_addr;

	struct in6_addr         lsid_addr;

	struct in6_addr         psid_msk;

	struct in6_addr         nsid_msk;

	struct in6_addr         lsid_msk;

	__u16                   mt_flags;

	__u16                   mt_invflags;

};

#endif /*_IP6T_SRH_H*/