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Commit 2b741653 authored by Masahide NAKAMURA's avatar Masahide NAKAMURA Committed by David S. Miller
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[IPV6] MIP6: Add Mobility header definition. 



Add Mobility header definition for Mobile IPv6.
Based on MIPL2 kernel patch.

This patch was also written by: Antti Tuominen <anttit@tcs.hut.fi>

Signed-off-by: default avatarMasahide NAKAMURA <nakam@linux-ipv6.org>
Signed-off-by: default avatarYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e23c7194

include/linux/in6.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -134,6 +134,7 @@ struct in6_flowlabel_req 
#define IPPROTO_ICMPV6		58	/* ICMPv6			*/

#define IPPROTO_ICMPV6		58	/* ICMPv6			*/

#define IPPROTO_NONE		59	/* IPv6 no next header		*/

#define IPPROTO_NONE		59	/* IPv6 no next header		*/

#define IPPROTO_DSTOPTS		60	/* IPv6 destination options	*/

#define IPPROTO_DSTOPTS		60	/* IPv6 destination options	*/

#define IPPROTO_MH		135	/* IPv6 mobility header		*/





/*

/*

 *	IPv6 TLV options.

 *	IPv6 TLV options.

include/net/flow.h

+9 −0
Original line number Original line Diff line number Diff line
@@ -72,12 +72,21 @@ struct flowi { 
		} dnports;

		} dnports;





		__u32		spi;

		__u32		spi;



#ifdef CONFIG_IPV6_MIP6

		struct {

			__u8	type;

		} mht;

#endif

	} uli_u;

	} uli_u;

#define fl_ip_sport	uli_u.ports.sport

#define fl_ip_sport	uli_u.ports.sport

#define fl_ip_dport	uli_u.ports.dport

#define fl_ip_dport	uli_u.ports.dport

#define fl_icmp_type	uli_u.icmpt.type

#define fl_icmp_type	uli_u.icmpt.type

#define fl_icmp_code	uli_u.icmpt.code

#define fl_icmp_code	uli_u.icmpt.code

#define fl_ipsec_spi	uli_u.spi

#define fl_ipsec_spi	uli_u.spi

#ifdef CONFIG_IPV6_MIP6

#define fl_mh_type	uli_u.mht.type

#endif

	__u32           secid;	/* used by xfrm; see secid.txt */

	__u32           secid;	/* used by xfrm; see secid.txt */

} __attribute__((__aligned__(BITS_PER_LONG/8)));

} __attribute__((__aligned__(BITS_PER_LONG/8)));

include/net/ipv6.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -40,6 +40,7 @@ 
#define NEXTHDR_ICMP		58	/* ICMP for IPv6. */

#define NEXTHDR_ICMP		58	/* ICMP for IPv6. */

#define NEXTHDR_NONE		59	/* No next header */

#define NEXTHDR_NONE		59	/* No next header */

#define NEXTHDR_DEST		60	/* Destination options header. */

#define NEXTHDR_DEST		60	/* Destination options header. */

#define NEXTHDR_MOBILITY	135	/* Mobility header. */





#define NEXTHDR_MAX		255

#define NEXTHDR_MAX		255

include/net/mip6.h

+23 −0
Original line number Original line Diff line number Diff line
@@ -28,6 +28,29 @@ 
#define MIP6_OPT_PAD_1	0

#define MIP6_OPT_PAD_1	0

#define MIP6_OPT_PAD_N	1

#define MIP6_OPT_PAD_N	1





/*

 * Mobility Header

 */

struct ip6_mh {

	__u8	ip6mh_proto;

	__u8	ip6mh_hdrlen;

	__u8	ip6mh_type;

	__u8	ip6mh_reserved;

	__u16	ip6mh_cksum;

	/* Followed by type specific messages */

	__u8	data[0];

} __attribute__ ((__packed__));



#define IP6_MH_TYPE_BRR		0   /* Binding Refresh Request */

#define IP6_MH_TYPE_HOTI	1   /* HOTI Message   */

#define IP6_MH_TYPE_COTI	2   /* COTI Message  */

#define IP6_MH_TYPE_HOT		3   /* HOT Message   */

#define IP6_MH_TYPE_COT		4   /* COT Message  */

#define IP6_MH_TYPE_BU		5   /* Binding Update */

#define IP6_MH_TYPE_BACK	6   /* Binding ACK */

#define IP6_MH_TYPE_BERROR	7   /* Binding Error */

#define IP6_MH_TYPE_MAX		IP6_MH_TYPE_BERROR



extern int mip6_init(void);

extern int mip6_init(void);

extern void mip6_fini(void);

extern void mip6_fini(void);