include/net/addrconf.h

94 int ipv6_chk_addr(struct net *net, const struct in6_addr *addr,
96 int ipv6_chk_addr_and_flags(struct net *net, const struct in6_addr *addr,
101 int ipv6_chk_home_addr(struct net *net, const struct in6_addr *addr);
107 bool ipv6_chk_custom_prefix(const struct in6_addr *addr,
111 int ipv6_chk_prefix(const struct in6_addr *addr, struct net_device *dev);
113 struct net_device *ipv6_dev_find(struct net *net, const struct in6_addr *addr,
117 				     const struct in6_addr *addr,
123 int ipv6_get_lladdr(struct net_device *dev, struct in6_addr *addr,
128 void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr);
129 void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr);
132 			    const struct in6_addr *addr, u32 flags);
137 				 const struct in6_addr *addr, int addr_type,
141 static inline void addrconf_addr_eui48_base(u8 *eui, const char *const addr)
143 	memcpy(eui, addr, 3);
146 	memcpy(eui + 5, addr + 3, 3);
149 static inline void addrconf_addr_eui48(u8 *eui, const char *const addr)
151 	addrconf_addr_eui48_base(eui, addr);
214 u32 ipv6_addr_label(struct net *net, const struct in6_addr *addr,
230 		      const struct in6_addr *addr);
232 		      const struct in6_addr *addr);
238 int ipv6_dev_mc_inc(struct net_device *dev, const struct in6_addr *addr);
239 int __ipv6_dev_mc_dec(struct inet6_dev *idev, const struct in6_addr *addr);
240 int ipv6_dev_mc_dec(struct net_device *dev, const struct in6_addr *addr);
287 		      const struct in6_addr *addr);
289 		      const struct in6_addr *addr);
293 int __ipv6_dev_ac_inc(struct inet6_dev *idev, const struct in6_addr *addr);
294 int __ipv6_dev_ac_dec(struct inet6_dev *idev, const struct in6_addr *addr);
297 			 const struct in6_addr *addr);
299 			     const struct in6_addr *addr);
450 static inline void addrconf_addr_solict_mult(const struct in6_addr *addr,
456 		      htonl(0xFF000000) | addr->s6_addr32[3]);
459 static inline bool ipv6_addr_is_ll_all_nodes(const struct in6_addr *addr)
462 	__be64 *p = (__force __be64 *)addr;
465 	return ((addr->s6_addr32[0] ^ htonl(0xff020000)) |
466 		addr->s6_addr32[1] | addr->s6_addr32[2] |
467 		(addr->s6_addr32[3] ^ htonl(0x00000001))) == 0;
471 static inline bool ipv6_addr_is_ll_all_routers(const struct in6_addr *addr)
474 	__be64 *p = (__force __be64 *)addr;
477 	return ((addr->s6_addr32[0] ^ htonl(0xff020000)) |
478 		addr->s6_addr32[1] | addr->s6_addr32[2] |
479 		(addr->s6_addr32[3] ^ htonl(0x00000002))) == 0;
483 static inline bool ipv6_addr_is_isatap(const struct in6_addr *addr)
485 	return (addr->s6_addr32[2] | htonl(0x02000000)) == htonl(0x02005EFE);
488 static inline bool ipv6_addr_is_solict_mult(const struct in6_addr *addr)
491 	__be64 *p = (__force __be64 *)addr;
496 	return ((addr->s6_addr32[0] ^ htonl(0xff020000)) |
497 		addr->s6_addr32[1] |
498 		(addr->s6_addr32[2] ^ htonl(0x00000001)) |
499 		(addr->s6_addr[12] ^ 0xff)) == 0;
503 static inline bool ipv6_addr_is_all_snoopers(const struct in6_addr *addr)
506 	__be64 *p = (__force __be64 *)addr;
511 	return ((addr->s6_addr32[0] ^ htonl(0xff020000)) |
512 		addr->s6_addr32[1] | addr->s6_addr32[2] |
513 		(addr->s6_addr32[3] ^ htonl(0x0000006a))) == 0;