/* *	inet6 interface/address list definitions *	Linux INET6 implementation  * *	Authors: *	Pedro Roque		<roque@di.fc.ul.pt>	 * * *	This program is free software; you can redistribute it and/or *      modify it under the terms of the GNU General Public License *      as published by the Free Software Foundation; either version *      2 of the License, or (at your option) any later version. */ #ifndef _NET_IF_INET6_H#define _NET_IF_INET6_H #include <net/snmp.h>#include <linux/ipv6.h> /* inet6_dev.if_flags */ #define IF_RA_OTHERCONF	0x80#define IF_RA_MANAGED	0x40#define IF_RA_RCVD	0x20#define IF_RS_SENT	0x10#define IF_READY	0x80000000 /* prefix flags */#define IF_PREFIX_ONLINK	0x01#define IF_PREFIX_AUTOCONF	0x02 #ifdef __KERNEL__ struct inet6_ifaddr {	struct in6_addr		addr;	__u32			prefix_len;		__u32			valid_lft;	__u32			prefered_lft;	unsigned long		cstamp;	/* created timestamp */	unsigned long		tstamp; /* updated timestamp */	atomic_t		refcnt;	spinlock_t		lock; 	__u8			probes;	__u8			flags; 	__u16			scope; 	struct timer_list	timer; 	struct inet6_dev	*idev;	struct rt6_info		*rt; 	struct inet6_ifaddr	*lst_next;      /* next addr in addr_lst */	struct inet6_ifaddr	*if_next;       /* next addr in inet6_dev */ #ifdef CONFIG_IPV6_PRIVACY	struct inet6_ifaddr	*tmp_next;	/* next addr in tempaddr_lst */	struct inet6_ifaddr	*ifpub;	int			regen_count;#endif 	int			dead;}; struct ip6_sf_socklist{	unsigned int		sl_max;	unsigned int		sl_count;	struct in6_addr		sl_addr[0];}; #define IP6_SFLSIZE(count)	(sizeof(struct ip6_sf_socklist) + \	(count) * sizeof(struct in6_addr)) #define IP6_SFBLOCK	10	/* allocate this many at once */ struct ipv6_mc_socklist{	struct in6_addr		addr;	int			ifindex;	struct ipv6_mc_socklist *next;	rwlock_t		sflock;	unsigned int		sfmode;		/* MCAST_{INCLUDE,EXCLUDE} */	struct ip6_sf_socklist	*sflist;}; struct ip6_sf_list{	struct ip6_sf_list	*sf_next;	struct in6_addr		sf_addr;	unsigned long		sf_count[2];	/* include/exclude counts */	unsigned char		sf_gsresp;	/* include in g & s response? */	unsigned char		sf_oldin;	/* change state */	unsigned char		sf_crcount;	/* retrans. left to send */}; #define MAF_TIMER_RUNNING	0x01#define MAF_LAST_REPORTER	0x02#define MAF_LOADED		0x04#define MAF_NOREPORT		0x08#define MAF_GSQUERY		0x10 struct ifmcaddr6{	struct in6_addr		mca_addr;	struct inet6_dev	*idev;	struct ifmcaddr6	*next;	struct ip6_sf_list	*mca_sources;	struct ip6_sf_list	*mca_tomb;	unsigned int		mca_sfmode;	unsigned long		mca_sfcount[2];	struct timer_list	mca_timer;	unsigned		mca_flags;	int			mca_users;	atomic_t		mca_refcnt;	spinlock_t		mca_lock;	unsigned char		mca_crcount;	unsigned long		mca_cstamp;	unsigned long		mca_tstamp;}; /* Anycast stuff */ struct ipv6_ac_socklist{	struct in6_addr		acl_addr;	int			acl_ifindex;	struct ipv6_ac_socklist *acl_next;}; struct ifacaddr6{	struct in6_addr		aca_addr;	struct inet6_dev	*aca_idev;	struct rt6_info		*aca_rt;	struct ifacaddr6	*aca_next;	int			aca_users;	atomic_t		aca_refcnt;	spinlock_t		aca_lock;	unsigned long		aca_cstamp;	unsigned long		aca_tstamp;}; #define	IFA_HOST	IPV6_ADDR_LOOPBACK#define	IFA_LINK	IPV6_ADDR_LINKLOCAL#define	IFA_SITE	IPV6_ADDR_SITELOCAL#define	IFA_GLOBAL	0x0000U struct ipv6_devstat {	struct proc_dir_entry	*proc_dir_entry;	DEFINE_SNMP_STAT(struct icmpv6_mib, icmpv6);}; struct inet6_dev {	struct net_device		*dev; 	struct inet6_ifaddr	*addr_list; 	struct ifmcaddr6	*mc_list;	struct ifmcaddr6	*mc_tomb;	rwlock_t		mc_lock;	unsigned long		mc_v1_seen;	unsigned long		mc_maxdelay;	unsigned char		mc_qrv;	unsigned char		mc_gq_running;	unsigned char		mc_ifc_count;	struct timer_list	mc_gq_timer;	/* general query timer */	struct timer_list	mc_ifc_timer;	/* interface change timer */ 	struct ifacaddr6	*ac_list;	rwlock_t		lock;	atomic_t		refcnt;	__u32			if_flags;	int			dead; #ifdef CONFIG_IPV6_PRIVACY	u8			rndid[8];	struct timer_list	regen_timer;	struct inet6_ifaddr	*tempaddr_list;#endif 	struct neigh_parms	*nd_parms;	struct inet6_dev	*next;	struct ipv6_devconf	cnf;	struct ipv6_devstat	stats;	unsigned long		tstamp; /* ipv6InterfaceTable update timestamp */}; extern struct ipv6_devconf ipv6_devconf; static inline void ipv6_eth_mc_map(struct in6_addr *addr, char *buf){	/*	 *	+-------+-------+-------+-------+-------+-------+	 *      |   33  |   33  | DST13 | DST14 | DST15 | DST16 |	 *      +-------+-------+-------+-------+-------+-------+	 */ 	buf[0]= 0x33;	buf[1]= 0x33; 	memcpy(buf + 2, &addr->s6_addr32[3], sizeof(__u32));} static inline void ipv6_tr_mc_map(struct in6_addr *addr, char *buf){	/* All nodes FF01::1, FF02::1, FF02::1:FFxx:xxxx */ 	if (((addr->s6_addr[0] == 0xFF) &&	    ((addr->s6_addr[1] == 0x01) || (addr->s6_addr[1] == 0x02)) &&	     (addr->s6_addr16[1] == 0) &&	     (addr->s6_addr32[1] == 0) &&	     (addr->s6_addr32[2] == 0) &&	     (addr->s6_addr16[6] == 0) &&	     (addr->s6_addr[15] == 1)) ||	    ((addr->s6_addr[0] == 0xFF) &&	     (addr->s6_addr[1] == 0x02) &&	     (addr->s6_addr16[1] == 0) &&	     (addr->s6_addr32[1] == 0) &&	     (addr->s6_addr16[4] == 0) &&	     (addr->s6_addr[10] == 0) &&	     (addr->s6_addr[11] == 1) &&	     (addr->s6_addr[12] == 0xff)))	{		buf[0]=0xC0;		buf[1]=0x00;		buf[2]=0x01;		buf[3]=0x00;		buf[4]=0x00;		buf[5]=0x00;	/* All routers FF0x::2 */	} else if ((addr->s6_addr[0] ==0xff) &&		((addr->s6_addr[1] & 0xF0) == 0) &&		(addr->s6_addr16[1] == 0) &&		(addr->s6_addr32[1] == 0) &&		(addr->s6_addr32[2] == 0) &&		(addr->s6_addr16[6] == 0) &&		(addr->s6_addr[15] == 2))	{		buf[0]=0xC0;		buf[1]=0x00;		buf[2]=0x02;		buf[3]=0x00;		buf[4]=0x00;		buf[5]=0x00;	} else {		unsigned char i ; 				i = addr->s6_addr[15] & 7 ; 		buf[0]=0xC0;		buf[1]=0x00;		buf[2]=0x00;		buf[3]=0x01 << i ; 		buf[4]=0x00;		buf[5]=0x00;	}} static inline void ipv6_arcnet_mc_map(const struct in6_addr *addr, char *buf){	buf[0] = 0x00;} static inline void ipv6_ib_mc_map(struct in6_addr *addr, char *buf){	buf[0]  = 0;		/* Reserved */	buf[1]  = 0xff;		/* Multicast QPN */	buf[2]  = 0xff;	buf[3]  = 0xff;	buf[4]  = 0xff;	buf[5]  = 0x12;		/* link local scope */	buf[6]  = 0x60;		/* IPv6 signature */	buf[7]  = 0x1b;	buf[8]  = 0;		/* P_Key */	buf[9]  = 0;	memcpy(buf + 10, addr->s6_addr + 6, 10);}#endif#endif