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sys/netlink/route/ifaddrs.h
- This file was added.
| /* | |||||
| * Interface address-related (RTM_<NEW|DEL|GET>ADDR) message header and attributes. | |||||
| */ | |||||
| #ifndef _NETLINK_ROUTE_IFADDRS_H_ | |||||
| #define _NETLINK_ROUTE_IFADDRS_H_ | |||||
| /* Base header for all of the relevant messages */ | |||||
| struct ifaddrmsg { | |||||
| uint8_t ifa_family; /* Address family */ | |||||
| uint8_t ifa_prefixlen; /* Prefix length */ | |||||
| uint8_t ifa_flags; /* Address-specific flags */ | |||||
| uint8_t ifa_scope; /* Address scope */ | |||||
| uint32_t ifa_index; /* Link ifindex */ | |||||
| }; | |||||
| #ifndef _KERNEL | |||||
| #define _NL_IFA_HDRLEN ((int)sizeof(struct ifaddrmsg)) | |||||
| #define IFA_RTA(_ifa) ((struct rtattr *)(NL_ITEM_DATA(_ifa, _NL_IFA_HDRLEN))) | |||||
| #define IFA_PAYLOAD(_hdr) NLMSG_PAYLOAD(_hdr, _NL_IFA_HDRLEN) | |||||
| #endif | |||||
| /* | |||||
| * Important comment: | |||||
| * IFA_ADDRESS is prefix address, rather than local interface address. | |||||
| * It makes no difference for normally configured broadcast interfaces, | |||||
| * but for point-to-point IFA_ADDRESS is DESTINATION address, | |||||
| * local address is supplied in IFA_LOCAL attribute. | |||||
| * | |||||
| * IFA_FLAGS is a u32 attribute that extends the u8 field ifa_flags. | |||||
| * If present, the value from struct ifaddrmsg will be ignored. | |||||
| */ | |||||
| enum { | |||||
| IFA_UNSPEC, | |||||
| IFA_ADDRESS, | |||||
| IFA_LOCAL, | |||||
| IFA_LABEL, | |||||
| IFA_BROADCAST, | |||||
| IFA_ANYCAST, | |||||
| IFA_CACHEINFO, | |||||
| IFA_MULTICAST, | |||||
| IFA_FLAGS, | |||||
| IFA_RT_PRIORITY, /* u32, priority/metric for prefix route */ | |||||
| IFA_TARGET_NETNSID, | |||||
| __IFA_MAX, | |||||
| }; | |||||
| #define IFA_MAX (__IFA_MAX - 1) | |||||
| /* ifa_flags */ | |||||
| #define IFA_F_SECONDARY 0x01 | |||||
| #define IFA_F_TEMPORARY IFA_F_SECONDARY | |||||
| #define IFA_F_NODAD 0x02 | |||||
| #define IFA_F_OPTIMISTIC 0x04 | |||||
| #define IFA_F_DADFAILED 0x08 | |||||
| #define IFA_F_HOMEADDRESS 0x10 | |||||
| #define IFA_F_DEPRECATED 0x20 | |||||
| #define IFA_F_TENTATIVE 0x40 | |||||
| #define IFA_F_PERMANENT 0x80 | |||||
| #define IFA_F_MANAGETEMPADDR 0x100 | |||||
| #define IFA_F_NOPREFIXROUTE 0x200 | |||||
| #define IFA_F_MCAUTOJOIN 0x400 | |||||
| #define IFA_F_STABLE_PRIVACY 0x800 | |||||
| /* */ | |||||
| struct ifa_cacheinfo { | |||||
| uint32_t ifa_prefered; | |||||
| uint32_t ifa_valid; | |||||
| uint32_t cstamp; /* created timestamp, hundredths of seconds */ | |||||
| uint32_t tstamp; /* updated timestamp, hundredths of seconds */ | |||||
| }; | |||||
| #endif | |||||