1607ca46eSDavid Howells #ifndef _UAPI__LINUX_RTNETLINK_H 2607ca46eSDavid Howells #define _UAPI__LINUX_RTNETLINK_H 3607ca46eSDavid Howells 4607ca46eSDavid Howells #include <linux/types.h> 5607ca46eSDavid Howells #include <linux/netlink.h> 6607ca46eSDavid Howells #include <linux/if_link.h> 7607ca46eSDavid Howells #include <linux/if_addr.h> 8607ca46eSDavid Howells #include <linux/neighbour.h> 9607ca46eSDavid Howells 10607ca46eSDavid Howells /* rtnetlink families. Values up to 127 are reserved for real address 11607ca46eSDavid Howells * families, values above 128 may be used arbitrarily. 12607ca46eSDavid Howells */ 13607ca46eSDavid Howells #define RTNL_FAMILY_IPMR 128 14607ca46eSDavid Howells #define RTNL_FAMILY_IP6MR 129 15607ca46eSDavid Howells #define RTNL_FAMILY_MAX 129 16607ca46eSDavid Howells 17607ca46eSDavid Howells /**** 18607ca46eSDavid Howells * Routing/neighbour discovery messages. 19607ca46eSDavid Howells ****/ 20607ca46eSDavid Howells 21607ca46eSDavid Howells /* Types of messages */ 22607ca46eSDavid Howells 23607ca46eSDavid Howells enum { 24607ca46eSDavid Howells RTM_BASE = 16, 25607ca46eSDavid Howells #define RTM_BASE RTM_BASE 26607ca46eSDavid Howells 27607ca46eSDavid Howells RTM_NEWLINK = 16, 28607ca46eSDavid Howells #define RTM_NEWLINK RTM_NEWLINK 29607ca46eSDavid Howells RTM_DELLINK, 30607ca46eSDavid Howells #define RTM_DELLINK RTM_DELLINK 31607ca46eSDavid Howells RTM_GETLINK, 32607ca46eSDavid Howells #define RTM_GETLINK RTM_GETLINK 33607ca46eSDavid Howells RTM_SETLINK, 34607ca46eSDavid Howells #define RTM_SETLINK RTM_SETLINK 35607ca46eSDavid Howells 36607ca46eSDavid Howells RTM_NEWADDR = 20, 37607ca46eSDavid Howells #define RTM_NEWADDR RTM_NEWADDR 38607ca46eSDavid Howells RTM_DELADDR, 39607ca46eSDavid Howells #define RTM_DELADDR RTM_DELADDR 40607ca46eSDavid Howells RTM_GETADDR, 41607ca46eSDavid Howells #define RTM_GETADDR RTM_GETADDR 42607ca46eSDavid Howells 43607ca46eSDavid Howells RTM_NEWROUTE = 24, 44607ca46eSDavid Howells #define RTM_NEWROUTE RTM_NEWROUTE 45607ca46eSDavid Howells RTM_DELROUTE, 46607ca46eSDavid Howells #define RTM_DELROUTE RTM_DELROUTE 47607ca46eSDavid Howells RTM_GETROUTE, 48607ca46eSDavid Howells #define RTM_GETROUTE RTM_GETROUTE 49607ca46eSDavid Howells 50607ca46eSDavid Howells RTM_NEWNEIGH = 28, 51607ca46eSDavid Howells #define RTM_NEWNEIGH RTM_NEWNEIGH 52607ca46eSDavid Howells RTM_DELNEIGH, 53607ca46eSDavid Howells #define RTM_DELNEIGH RTM_DELNEIGH 54607ca46eSDavid Howells RTM_GETNEIGH, 55607ca46eSDavid Howells #define RTM_GETNEIGH RTM_GETNEIGH 56607ca46eSDavid Howells 57607ca46eSDavid Howells RTM_NEWRULE = 32, 58607ca46eSDavid Howells #define RTM_NEWRULE RTM_NEWRULE 59607ca46eSDavid Howells RTM_DELRULE, 60607ca46eSDavid Howells #define RTM_DELRULE RTM_DELRULE 61607ca46eSDavid Howells RTM_GETRULE, 62607ca46eSDavid Howells #define RTM_GETRULE RTM_GETRULE 63607ca46eSDavid Howells 64607ca46eSDavid Howells RTM_NEWQDISC = 36, 65607ca46eSDavid Howells #define RTM_NEWQDISC RTM_NEWQDISC 66607ca46eSDavid Howells RTM_DELQDISC, 67607ca46eSDavid Howells #define RTM_DELQDISC RTM_DELQDISC 68607ca46eSDavid Howells RTM_GETQDISC, 69607ca46eSDavid Howells #define RTM_GETQDISC RTM_GETQDISC 70607ca46eSDavid Howells 71607ca46eSDavid Howells RTM_NEWTCLASS = 40, 72607ca46eSDavid Howells #define RTM_NEWTCLASS RTM_NEWTCLASS 73607ca46eSDavid Howells RTM_DELTCLASS, 74607ca46eSDavid Howells #define RTM_DELTCLASS RTM_DELTCLASS 75607ca46eSDavid Howells RTM_GETTCLASS, 76607ca46eSDavid Howells #define RTM_GETTCLASS RTM_GETTCLASS 77607ca46eSDavid Howells 78607ca46eSDavid Howells RTM_NEWTFILTER = 44, 79607ca46eSDavid Howells #define RTM_NEWTFILTER RTM_NEWTFILTER 80607ca46eSDavid Howells RTM_DELTFILTER, 81607ca46eSDavid Howells #define RTM_DELTFILTER RTM_DELTFILTER 82607ca46eSDavid Howells RTM_GETTFILTER, 83607ca46eSDavid Howells #define RTM_GETTFILTER RTM_GETTFILTER 84607ca46eSDavid Howells 85607ca46eSDavid Howells RTM_NEWACTION = 48, 86607ca46eSDavid Howells #define RTM_NEWACTION RTM_NEWACTION 87607ca46eSDavid Howells RTM_DELACTION, 88607ca46eSDavid Howells #define RTM_DELACTION RTM_DELACTION 89607ca46eSDavid Howells RTM_GETACTION, 90607ca46eSDavid Howells #define RTM_GETACTION RTM_GETACTION 91607ca46eSDavid Howells 92607ca46eSDavid Howells RTM_NEWPREFIX = 52, 93607ca46eSDavid Howells #define RTM_NEWPREFIX RTM_NEWPREFIX 94607ca46eSDavid Howells 95607ca46eSDavid Howells RTM_GETMULTICAST = 58, 96607ca46eSDavid Howells #define RTM_GETMULTICAST RTM_GETMULTICAST 97607ca46eSDavid Howells 98607ca46eSDavid Howells RTM_GETANYCAST = 62, 99607ca46eSDavid Howells #define RTM_GETANYCAST RTM_GETANYCAST 100607ca46eSDavid Howells 101607ca46eSDavid Howells RTM_NEWNEIGHTBL = 64, 102607ca46eSDavid Howells #define RTM_NEWNEIGHTBL RTM_NEWNEIGHTBL 103607ca46eSDavid Howells RTM_GETNEIGHTBL = 66, 104607ca46eSDavid Howells #define RTM_GETNEIGHTBL RTM_GETNEIGHTBL 105607ca46eSDavid Howells RTM_SETNEIGHTBL, 106607ca46eSDavid Howells #define RTM_SETNEIGHTBL RTM_SETNEIGHTBL 107607ca46eSDavid Howells 108607ca46eSDavid Howells RTM_NEWNDUSEROPT = 68, 109607ca46eSDavid Howells #define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT 110607ca46eSDavid Howells 111607ca46eSDavid Howells RTM_NEWADDRLABEL = 72, 112607ca46eSDavid Howells #define RTM_NEWADDRLABEL RTM_NEWADDRLABEL 113607ca46eSDavid Howells RTM_DELADDRLABEL, 114607ca46eSDavid Howells #define RTM_DELADDRLABEL RTM_DELADDRLABEL 115607ca46eSDavid Howells RTM_GETADDRLABEL, 116607ca46eSDavid Howells #define RTM_GETADDRLABEL RTM_GETADDRLABEL 117607ca46eSDavid Howells 118607ca46eSDavid Howells RTM_GETDCB = 78, 119607ca46eSDavid Howells #define RTM_GETDCB RTM_GETDCB 120607ca46eSDavid Howells RTM_SETDCB, 121607ca46eSDavid Howells #define RTM_SETDCB RTM_SETDCB 122607ca46eSDavid Howells 123d900082bSNicolas Dichtel RTM_NEWNETCONF = 80, 124d900082bSNicolas Dichtel #define RTM_NEWNETCONF RTM_NEWNETCONF 125d900082bSNicolas Dichtel RTM_GETNETCONF = 82, 126d900082bSNicolas Dichtel #define RTM_GETNETCONF RTM_GETNETCONF 127d900082bSNicolas Dichtel 12837a393bcSCong Wang RTM_NEWMDB = 84, 12937a393bcSCong Wang #define RTM_NEWMDB RTM_NEWMDB 13037a393bcSCong Wang RTM_DELMDB = 85, 13137a393bcSCong Wang #define RTM_DELMDB RTM_DELMDB 132ee07c6e7SCong Wang RTM_GETMDB = 86, 133ee07c6e7SCong Wang #define RTM_GETMDB RTM_GETMDB 134ee07c6e7SCong Wang 1350c7aecd4SNicolas Dichtel RTM_NEWNSID = 88, 1360c7aecd4SNicolas Dichtel #define RTM_NEWNSID RTM_NEWNSID 1379a963454SNicolas Dichtel RTM_DELNSID = 89, 1389a963454SNicolas Dichtel #define RTM_DELNSID RTM_DELNSID 1390c7aecd4SNicolas Dichtel RTM_GETNSID = 90, 1400c7aecd4SNicolas Dichtel #define RTM_GETNSID RTM_GETNSID 1410c7aecd4SNicolas Dichtel 14210c9ead9SRoopa Prabhu RTM_NEWSTATS = 92, 14310c9ead9SRoopa Prabhu #define RTM_NEWSTATS RTM_NEWSTATS 14410c9ead9SRoopa Prabhu RTM_GETSTATS = 94, 14510c9ead9SRoopa Prabhu #define RTM_GETSTATS RTM_GETSTATS 14610c9ead9SRoopa Prabhu 147607ca46eSDavid Howells __RTM_MAX, 148607ca46eSDavid Howells #define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1) 149607ca46eSDavid Howells }; 150607ca46eSDavid Howells 151607ca46eSDavid Howells #define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE) 152607ca46eSDavid Howells #define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2) 153607ca46eSDavid Howells #define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2) 154607ca46eSDavid Howells 155607ca46eSDavid Howells /* 156607ca46eSDavid Howells Generic structure for encapsulation of optional route information. 157607ca46eSDavid Howells It is reminiscent of sockaddr, but with sa_family replaced 158607ca46eSDavid Howells with attribute type. 159607ca46eSDavid Howells */ 160607ca46eSDavid Howells 161607ca46eSDavid Howells struct rtattr { 162607ca46eSDavid Howells unsigned short rta_len; 163607ca46eSDavid Howells unsigned short rta_type; 164607ca46eSDavid Howells }; 165607ca46eSDavid Howells 166607ca46eSDavid Howells /* Macros to handle rtattributes */ 167607ca46eSDavid Howells 168e8444637SArad, Ronen #define RTA_ALIGNTO 4U 169607ca46eSDavid Howells #define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) ) 170607ca46eSDavid Howells #define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \ 171607ca46eSDavid Howells (rta)->rta_len >= sizeof(struct rtattr) && \ 172607ca46eSDavid Howells (rta)->rta_len <= (len)) 173607ca46eSDavid Howells #define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \ 174607ca46eSDavid Howells (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len))) 175607ca46eSDavid Howells #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len)) 176607ca46eSDavid Howells #define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len)) 177607ca46eSDavid Howells #define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0))) 178607ca46eSDavid Howells #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0)) 179607ca46eSDavid Howells 180607ca46eSDavid Howells 181607ca46eSDavid Howells 182607ca46eSDavid Howells 183607ca46eSDavid Howells /****************************************************************************** 184607ca46eSDavid Howells * Definitions used in routing table administration. 185607ca46eSDavid Howells ****/ 186607ca46eSDavid Howells 187607ca46eSDavid Howells struct rtmsg { 188607ca46eSDavid Howells unsigned char rtm_family; 189607ca46eSDavid Howells unsigned char rtm_dst_len; 190607ca46eSDavid Howells unsigned char rtm_src_len; 191607ca46eSDavid Howells unsigned char rtm_tos; 192607ca46eSDavid Howells 193607ca46eSDavid Howells unsigned char rtm_table; /* Routing table id */ 194607ca46eSDavid Howells unsigned char rtm_protocol; /* Routing protocol; see below */ 195607ca46eSDavid Howells unsigned char rtm_scope; /* See below */ 196607ca46eSDavid Howells unsigned char rtm_type; /* See below */ 197607ca46eSDavid Howells 198607ca46eSDavid Howells unsigned rtm_flags; 199607ca46eSDavid Howells }; 200607ca46eSDavid Howells 201607ca46eSDavid Howells /* rtm_type */ 202607ca46eSDavid Howells 203607ca46eSDavid Howells enum { 204607ca46eSDavid Howells RTN_UNSPEC, 205607ca46eSDavid Howells RTN_UNICAST, /* Gateway or direct route */ 206607ca46eSDavid Howells RTN_LOCAL, /* Accept locally */ 207607ca46eSDavid Howells RTN_BROADCAST, /* Accept locally as broadcast, 208607ca46eSDavid Howells send as broadcast */ 209607ca46eSDavid Howells RTN_ANYCAST, /* Accept locally as broadcast, 210607ca46eSDavid Howells but send as unicast */ 211607ca46eSDavid Howells RTN_MULTICAST, /* Multicast route */ 212607ca46eSDavid Howells RTN_BLACKHOLE, /* Drop */ 213607ca46eSDavid Howells RTN_UNREACHABLE, /* Destination is unreachable */ 214607ca46eSDavid Howells RTN_PROHIBIT, /* Administratively prohibited */ 215607ca46eSDavid Howells RTN_THROW, /* Not in this table */ 216607ca46eSDavid Howells RTN_NAT, /* Translate this address */ 217607ca46eSDavid Howells RTN_XRESOLVE, /* Use external resolver */ 218607ca46eSDavid Howells __RTN_MAX 219607ca46eSDavid Howells }; 220607ca46eSDavid Howells 221607ca46eSDavid Howells #define RTN_MAX (__RTN_MAX - 1) 222607ca46eSDavid Howells 223607ca46eSDavid Howells 224607ca46eSDavid Howells /* rtm_protocol */ 225607ca46eSDavid Howells 226607ca46eSDavid Howells #define RTPROT_UNSPEC 0 227607ca46eSDavid Howells #define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects; 228607ca46eSDavid Howells not used by current IPv4 */ 229607ca46eSDavid Howells #define RTPROT_KERNEL 2 /* Route installed by kernel */ 230607ca46eSDavid Howells #define RTPROT_BOOT 3 /* Route installed during boot */ 231607ca46eSDavid Howells #define RTPROT_STATIC 4 /* Route installed by administrator */ 232607ca46eSDavid Howells 233607ca46eSDavid Howells /* Values of protocol >= RTPROT_STATIC are not interpreted by kernel; 234607ca46eSDavid Howells they are just passed from user and back as is. 235607ca46eSDavid Howells It will be used by hypothetical multiple routing daemons. 236607ca46eSDavid Howells Note that protocol values should be standardized in order to 237607ca46eSDavid Howells avoid conflicts. 238607ca46eSDavid Howells */ 239607ca46eSDavid Howells 240607ca46eSDavid Howells #define RTPROT_GATED 8 /* Apparently, GateD */ 241607ca46eSDavid Howells #define RTPROT_RA 9 /* RDISC/ND router advertisements */ 242607ca46eSDavid Howells #define RTPROT_MRT 10 /* Merit MRT */ 243607ca46eSDavid Howells #define RTPROT_ZEBRA 11 /* Zebra */ 244607ca46eSDavid Howells #define RTPROT_BIRD 12 /* BIRD */ 245607ca46eSDavid Howells #define RTPROT_DNROUTED 13 /* DECnet routing daemon */ 246607ca46eSDavid Howells #define RTPROT_XORP 14 /* XORP */ 247607ca46eSDavid Howells #define RTPROT_NTK 15 /* Netsukuku */ 248607ca46eSDavid Howells #define RTPROT_DHCP 16 /* DHCP client */ 2499a68ac72SNicolas Dichtel #define RTPROT_MROUTED 17 /* Multicast daemon */ 250be955b29SDave Taht #define RTPROT_BABEL 42 /* Babel daemon */ 251607ca46eSDavid Howells 252607ca46eSDavid Howells /* rtm_scope 253607ca46eSDavid Howells 254607ca46eSDavid Howells Really it is not scope, but sort of distance to the destination. 255607ca46eSDavid Howells NOWHERE are reserved for not existing destinations, HOST is our 256607ca46eSDavid Howells local addresses, LINK are destinations, located on directly attached 257607ca46eSDavid Howells link and UNIVERSE is everywhere in the Universe. 258607ca46eSDavid Howells 259607ca46eSDavid Howells Intermediate values are also possible f.e. interior routes 260607ca46eSDavid Howells could be assigned a value between UNIVERSE and LINK. 261607ca46eSDavid Howells */ 262607ca46eSDavid Howells 263607ca46eSDavid Howells enum rt_scope_t { 264607ca46eSDavid Howells RT_SCOPE_UNIVERSE=0, 265607ca46eSDavid Howells /* User defined values */ 266607ca46eSDavid Howells RT_SCOPE_SITE=200, 267607ca46eSDavid Howells RT_SCOPE_LINK=253, 268607ca46eSDavid Howells RT_SCOPE_HOST=254, 269607ca46eSDavid Howells RT_SCOPE_NOWHERE=255 270607ca46eSDavid Howells }; 271607ca46eSDavid Howells 272607ca46eSDavid Howells /* rtm_flags */ 273607ca46eSDavid Howells 274607ca46eSDavid Howells #define RTM_F_NOTIFY 0x100 /* Notify user of route change */ 275607ca46eSDavid Howells #define RTM_F_CLONED 0x200 /* This route is cloned */ 276607ca46eSDavid Howells #define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */ 277607ca46eSDavid Howells #define RTM_F_PREFIX 0x800 /* Prefix addresses */ 278c36ba660SDavid Ahern #define RTM_F_LOOKUP_TABLE 0x1000 /* set rtm_table to FIB lookup result */ 279607ca46eSDavid Howells 280607ca46eSDavid Howells /* Reserved table identifiers */ 281607ca46eSDavid Howells 282607ca46eSDavid Howells enum rt_class_t { 283607ca46eSDavid Howells RT_TABLE_UNSPEC=0, 284607ca46eSDavid Howells /* User defined values */ 285607ca46eSDavid Howells RT_TABLE_COMPAT=252, 286607ca46eSDavid Howells RT_TABLE_DEFAULT=253, 287607ca46eSDavid Howells RT_TABLE_MAIN=254, 288607ca46eSDavid Howells RT_TABLE_LOCAL=255, 289607ca46eSDavid Howells RT_TABLE_MAX=0xFFFFFFFF 290607ca46eSDavid Howells }; 291607ca46eSDavid Howells 292607ca46eSDavid Howells 293607ca46eSDavid Howells /* Routing message attributes */ 294607ca46eSDavid Howells 295607ca46eSDavid Howells enum rtattr_type_t { 296607ca46eSDavid Howells RTA_UNSPEC, 297607ca46eSDavid Howells RTA_DST, 298607ca46eSDavid Howells RTA_SRC, 299607ca46eSDavid Howells RTA_IIF, 300607ca46eSDavid Howells RTA_OIF, 301607ca46eSDavid Howells RTA_GATEWAY, 302607ca46eSDavid Howells RTA_PRIORITY, 303607ca46eSDavid Howells RTA_PREFSRC, 304607ca46eSDavid Howells RTA_METRICS, 305607ca46eSDavid Howells RTA_MULTIPATH, 306607ca46eSDavid Howells RTA_PROTOINFO, /* no longer used */ 307607ca46eSDavid Howells RTA_FLOW, 308607ca46eSDavid Howells RTA_CACHEINFO, 309607ca46eSDavid Howells RTA_SESSION, /* no longer used */ 310607ca46eSDavid Howells RTA_MP_ALGO, /* no longer used */ 311607ca46eSDavid Howells RTA_TABLE, 312607ca46eSDavid Howells RTA_MARK, 313adfa85e4SNicolas Dichtel RTA_MFC_STATS, 31403c05665SEric W. Biederman RTA_VIA, 31503c05665SEric W. Biederman RTA_NEWDST, 316c78ba6d6SLubomir Rintel RTA_PREF, 317a0d9a860SRoopa Prabhu RTA_ENCAP_TYPE, 318a0d9a860SRoopa Prabhu RTA_ENCAP, 31932bc201eSXin Long RTA_EXPIRES, 320607ca46eSDavid Howells __RTA_MAX 321607ca46eSDavid Howells }; 322607ca46eSDavid Howells 323607ca46eSDavid Howells #define RTA_MAX (__RTA_MAX - 1) 324607ca46eSDavid Howells 325607ca46eSDavid Howells #define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg)))) 326607ca46eSDavid Howells #define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg)) 327607ca46eSDavid Howells 328607ca46eSDavid Howells /* RTM_MULTIPATH --- array of struct rtnexthop. 329607ca46eSDavid Howells * 330607ca46eSDavid Howells * "struct rtnexthop" describes all necessary nexthop information, 331607ca46eSDavid Howells * i.e. parameters of path to a destination via this nexthop. 332607ca46eSDavid Howells * 333607ca46eSDavid Howells * At the moment it is impossible to set different prefsrc, mtu, window 334607ca46eSDavid Howells * and rtt for different paths from multipath. 335607ca46eSDavid Howells */ 336607ca46eSDavid Howells 337607ca46eSDavid Howells struct rtnexthop { 338607ca46eSDavid Howells unsigned short rtnh_len; 339607ca46eSDavid Howells unsigned char rtnh_flags; 340607ca46eSDavid Howells unsigned char rtnh_hops; 341607ca46eSDavid Howells int rtnh_ifindex; 342607ca46eSDavid Howells }; 343607ca46eSDavid Howells 344607ca46eSDavid Howells /* rtnh_flags */ 345607ca46eSDavid Howells 346607ca46eSDavid Howells #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */ 347607ca46eSDavid Howells #define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */ 348607ca46eSDavid Howells #define RTNH_F_ONLINK 4 /* Gateway is forced on link */ 349eea39946SRoopa Prabhu #define RTNH_F_OFFLOAD 8 /* offloaded route */ 3508a3d0316SAndy Gospodarek #define RTNH_F_LINKDOWN 16 /* carrier-down on nexthop */ 3518a3d0316SAndy Gospodarek 3528a3d0316SAndy Gospodarek #define RTNH_COMPARE_MASK (RTNH_F_DEAD | RTNH_F_LINKDOWN) 353607ca46eSDavid Howells 354607ca46eSDavid Howells /* Macros to handle hexthops */ 355607ca46eSDavid Howells 356607ca46eSDavid Howells #define RTNH_ALIGNTO 4 357607ca46eSDavid Howells #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) ) 358607ca46eSDavid Howells #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \ 359607ca46eSDavid Howells ((int)(rtnh)->rtnh_len) <= (len)) 360607ca46eSDavid Howells #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len))) 361607ca46eSDavid Howells #define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len)) 362607ca46eSDavid Howells #define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len)) 363607ca46eSDavid Howells #define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0))) 364607ca46eSDavid Howells 36503c05665SEric W. Biederman /* RTA_VIA */ 36603c05665SEric W. Biederman struct rtvia { 36703c05665SEric W. Biederman __kernel_sa_family_t rtvia_family; 36803c05665SEric W. Biederman __u8 rtvia_addr[0]; 36903c05665SEric W. Biederman }; 37003c05665SEric W. Biederman 371607ca46eSDavid Howells /* RTM_CACHEINFO */ 372607ca46eSDavid Howells 373607ca46eSDavid Howells struct rta_cacheinfo { 374607ca46eSDavid Howells __u32 rta_clntref; 375607ca46eSDavid Howells __u32 rta_lastuse; 376607ca46eSDavid Howells __s32 rta_expires; 377607ca46eSDavid Howells __u32 rta_error; 378607ca46eSDavid Howells __u32 rta_used; 379607ca46eSDavid Howells 380607ca46eSDavid Howells #define RTNETLINK_HAVE_PEERINFO 1 381607ca46eSDavid Howells __u32 rta_id; 382607ca46eSDavid Howells __u32 rta_ts; 383607ca46eSDavid Howells __u32 rta_tsage; 384607ca46eSDavid Howells }; 385607ca46eSDavid Howells 386607ca46eSDavid Howells /* RTM_METRICS --- array of struct rtattr with types of RTAX_* */ 387607ca46eSDavid Howells 388607ca46eSDavid Howells enum { 389607ca46eSDavid Howells RTAX_UNSPEC, 390607ca46eSDavid Howells #define RTAX_UNSPEC RTAX_UNSPEC 391607ca46eSDavid Howells RTAX_LOCK, 392607ca46eSDavid Howells #define RTAX_LOCK RTAX_LOCK 393607ca46eSDavid Howells RTAX_MTU, 394607ca46eSDavid Howells #define RTAX_MTU RTAX_MTU 395607ca46eSDavid Howells RTAX_WINDOW, 396607ca46eSDavid Howells #define RTAX_WINDOW RTAX_WINDOW 397607ca46eSDavid Howells RTAX_RTT, 398607ca46eSDavid Howells #define RTAX_RTT RTAX_RTT 399607ca46eSDavid Howells RTAX_RTTVAR, 400607ca46eSDavid Howells #define RTAX_RTTVAR RTAX_RTTVAR 401607ca46eSDavid Howells RTAX_SSTHRESH, 402607ca46eSDavid Howells #define RTAX_SSTHRESH RTAX_SSTHRESH 403607ca46eSDavid Howells RTAX_CWND, 404607ca46eSDavid Howells #define RTAX_CWND RTAX_CWND 405607ca46eSDavid Howells RTAX_ADVMSS, 406607ca46eSDavid Howells #define RTAX_ADVMSS RTAX_ADVMSS 407607ca46eSDavid Howells RTAX_REORDERING, 408607ca46eSDavid Howells #define RTAX_REORDERING RTAX_REORDERING 409607ca46eSDavid Howells RTAX_HOPLIMIT, 410607ca46eSDavid Howells #define RTAX_HOPLIMIT RTAX_HOPLIMIT 411607ca46eSDavid Howells RTAX_INITCWND, 412607ca46eSDavid Howells #define RTAX_INITCWND RTAX_INITCWND 413607ca46eSDavid Howells RTAX_FEATURES, 414607ca46eSDavid Howells #define RTAX_FEATURES RTAX_FEATURES 415607ca46eSDavid Howells RTAX_RTO_MIN, 416607ca46eSDavid Howells #define RTAX_RTO_MIN RTAX_RTO_MIN 417607ca46eSDavid Howells RTAX_INITRWND, 418607ca46eSDavid Howells #define RTAX_INITRWND RTAX_INITRWND 419bcefe17cSCong Wang RTAX_QUICKACK, 420bcefe17cSCong Wang #define RTAX_QUICKACK RTAX_QUICKACK 421ea697639SDaniel Borkmann RTAX_CC_ALGO, 422ea697639SDaniel Borkmann #define RTAX_CC_ALGO RTAX_CC_ALGO 423607ca46eSDavid Howells __RTAX_MAX 424607ca46eSDavid Howells }; 425607ca46eSDavid Howells 426607ca46eSDavid Howells #define RTAX_MAX (__RTAX_MAX - 1) 427607ca46eSDavid Howells 428b8d3e416SDaniel Borkmann #define RTAX_FEATURE_ECN (1 << 0) 429b8d3e416SDaniel Borkmann #define RTAX_FEATURE_SACK (1 << 1) 430b8d3e416SDaniel Borkmann #define RTAX_FEATURE_TIMESTAMP (1 << 2) 431b8d3e416SDaniel Borkmann #define RTAX_FEATURE_ALLFRAG (1 << 3) 432b8d3e416SDaniel Borkmann 433b8d3e416SDaniel Borkmann #define RTAX_FEATURE_MASK (RTAX_FEATURE_ECN | RTAX_FEATURE_SACK | \ 434b8d3e416SDaniel Borkmann RTAX_FEATURE_TIMESTAMP | RTAX_FEATURE_ALLFRAG) 435607ca46eSDavid Howells 436607ca46eSDavid Howells struct rta_session { 437607ca46eSDavid Howells __u8 proto; 438607ca46eSDavid Howells __u8 pad1; 439607ca46eSDavid Howells __u16 pad2; 440607ca46eSDavid Howells 441607ca46eSDavid Howells union { 442607ca46eSDavid Howells struct { 443607ca46eSDavid Howells __u16 sport; 444607ca46eSDavid Howells __u16 dport; 445607ca46eSDavid Howells } ports; 446607ca46eSDavid Howells 447607ca46eSDavid Howells struct { 448607ca46eSDavid Howells __u8 type; 449607ca46eSDavid Howells __u8 code; 450607ca46eSDavid Howells __u16 ident; 451607ca46eSDavid Howells } icmpt; 452607ca46eSDavid Howells 453607ca46eSDavid Howells __u32 spi; 454607ca46eSDavid Howells } u; 455607ca46eSDavid Howells }; 456607ca46eSDavid Howells 457adfa85e4SNicolas Dichtel struct rta_mfc_stats { 458adfa85e4SNicolas Dichtel __u64 mfcs_packets; 459adfa85e4SNicolas Dichtel __u64 mfcs_bytes; 460adfa85e4SNicolas Dichtel __u64 mfcs_wrong_if; 461adfa85e4SNicolas Dichtel }; 462adfa85e4SNicolas Dichtel 463607ca46eSDavid Howells /**** 464607ca46eSDavid Howells * General form of address family dependent message. 465607ca46eSDavid Howells ****/ 466607ca46eSDavid Howells 467607ca46eSDavid Howells struct rtgenmsg { 468607ca46eSDavid Howells unsigned char rtgen_family; 469607ca46eSDavid Howells }; 470607ca46eSDavid Howells 471607ca46eSDavid Howells /***************************************************************** 472607ca46eSDavid Howells * Link layer specific messages. 473607ca46eSDavid Howells ****/ 474607ca46eSDavid Howells 475607ca46eSDavid Howells /* struct ifinfomsg 476607ca46eSDavid Howells * passes link level specific information, not dependent 477607ca46eSDavid Howells * on network protocol. 478607ca46eSDavid Howells */ 479607ca46eSDavid Howells 480607ca46eSDavid Howells struct ifinfomsg { 481607ca46eSDavid Howells unsigned char ifi_family; 482607ca46eSDavid Howells unsigned char __ifi_pad; 483607ca46eSDavid Howells unsigned short ifi_type; /* ARPHRD_* */ 484607ca46eSDavid Howells int ifi_index; /* Link index */ 485607ca46eSDavid Howells unsigned ifi_flags; /* IFF_* flags */ 486607ca46eSDavid Howells unsigned ifi_change; /* IFF_* change mask */ 487607ca46eSDavid Howells }; 488607ca46eSDavid Howells 489607ca46eSDavid Howells /******************************************************************** 490607ca46eSDavid Howells * prefix information 491607ca46eSDavid Howells ****/ 492607ca46eSDavid Howells 493607ca46eSDavid Howells struct prefixmsg { 494607ca46eSDavid Howells unsigned char prefix_family; 495607ca46eSDavid Howells unsigned char prefix_pad1; 496607ca46eSDavid Howells unsigned short prefix_pad2; 497607ca46eSDavid Howells int prefix_ifindex; 498607ca46eSDavid Howells unsigned char prefix_type; 499607ca46eSDavid Howells unsigned char prefix_len; 500607ca46eSDavid Howells unsigned char prefix_flags; 501607ca46eSDavid Howells unsigned char prefix_pad3; 502607ca46eSDavid Howells }; 503607ca46eSDavid Howells 504607ca46eSDavid Howells enum 505607ca46eSDavid Howells { 506607ca46eSDavid Howells PREFIX_UNSPEC, 507607ca46eSDavid Howells PREFIX_ADDRESS, 508607ca46eSDavid Howells PREFIX_CACHEINFO, 509607ca46eSDavid Howells __PREFIX_MAX 510607ca46eSDavid Howells }; 511607ca46eSDavid Howells 512607ca46eSDavid Howells #define PREFIX_MAX (__PREFIX_MAX - 1) 513607ca46eSDavid Howells 514607ca46eSDavid Howells struct prefix_cacheinfo { 515607ca46eSDavid Howells __u32 preferred_time; 516607ca46eSDavid Howells __u32 valid_time; 517607ca46eSDavid Howells }; 518607ca46eSDavid Howells 519607ca46eSDavid Howells 520607ca46eSDavid Howells /***************************************************************** 521607ca46eSDavid Howells * Traffic control messages. 522607ca46eSDavid Howells ****/ 523607ca46eSDavid Howells 524607ca46eSDavid Howells struct tcmsg { 525607ca46eSDavid Howells unsigned char tcm_family; 526607ca46eSDavid Howells unsigned char tcm__pad1; 527607ca46eSDavid Howells unsigned short tcm__pad2; 528607ca46eSDavid Howells int tcm_ifindex; 529607ca46eSDavid Howells __u32 tcm_handle; 530607ca46eSDavid Howells __u32 tcm_parent; 531607ca46eSDavid Howells __u32 tcm_info; 532607ca46eSDavid Howells }; 533607ca46eSDavid Howells 534607ca46eSDavid Howells enum { 535607ca46eSDavid Howells TCA_UNSPEC, 536607ca46eSDavid Howells TCA_KIND, 537607ca46eSDavid Howells TCA_OPTIONS, 538607ca46eSDavid Howells TCA_STATS, 539607ca46eSDavid Howells TCA_XSTATS, 540607ca46eSDavid Howells TCA_RATE, 541607ca46eSDavid Howells TCA_FCNT, 542607ca46eSDavid Howells TCA_STATS2, 543607ca46eSDavid Howells TCA_STAB, 544607ca46eSDavid Howells __TCA_MAX 545607ca46eSDavid Howells }; 546607ca46eSDavid Howells 547607ca46eSDavid Howells #define TCA_MAX (__TCA_MAX - 1) 548607ca46eSDavid Howells 549607ca46eSDavid Howells #define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg)))) 550607ca46eSDavid Howells #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg)) 551607ca46eSDavid Howells 552607ca46eSDavid Howells /******************************************************************** 553607ca46eSDavid Howells * Neighbor Discovery userland options 554607ca46eSDavid Howells ****/ 555607ca46eSDavid Howells 556607ca46eSDavid Howells struct nduseroptmsg { 557607ca46eSDavid Howells unsigned char nduseropt_family; 558607ca46eSDavid Howells unsigned char nduseropt_pad1; 559607ca46eSDavid Howells unsigned short nduseropt_opts_len; /* Total length of options */ 560607ca46eSDavid Howells int nduseropt_ifindex; 561607ca46eSDavid Howells __u8 nduseropt_icmp_type; 562607ca46eSDavid Howells __u8 nduseropt_icmp_code; 563607ca46eSDavid Howells unsigned short nduseropt_pad2; 564607ca46eSDavid Howells unsigned int nduseropt_pad3; 565607ca46eSDavid Howells /* Followed by one or more ND options */ 566607ca46eSDavid Howells }; 567607ca46eSDavid Howells 568607ca46eSDavid Howells enum { 569607ca46eSDavid Howells NDUSEROPT_UNSPEC, 570607ca46eSDavid Howells NDUSEROPT_SRCADDR, 571607ca46eSDavid Howells __NDUSEROPT_MAX 572607ca46eSDavid Howells }; 573607ca46eSDavid Howells 574607ca46eSDavid Howells #define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1) 575607ca46eSDavid Howells 576607ca46eSDavid Howells #ifndef __KERNEL__ 577607ca46eSDavid Howells /* RTnetlink multicast groups - backwards compatibility for userspace */ 578607ca46eSDavid Howells #define RTMGRP_LINK 1 579607ca46eSDavid Howells #define RTMGRP_NOTIFY 2 580607ca46eSDavid Howells #define RTMGRP_NEIGH 4 581607ca46eSDavid Howells #define RTMGRP_TC 8 582607ca46eSDavid Howells 583607ca46eSDavid Howells #define RTMGRP_IPV4_IFADDR 0x10 584607ca46eSDavid Howells #define RTMGRP_IPV4_MROUTE 0x20 585607ca46eSDavid Howells #define RTMGRP_IPV4_ROUTE 0x40 586607ca46eSDavid Howells #define RTMGRP_IPV4_RULE 0x80 587607ca46eSDavid Howells 588607ca46eSDavid Howells #define RTMGRP_IPV6_IFADDR 0x100 589607ca46eSDavid Howells #define RTMGRP_IPV6_MROUTE 0x200 590607ca46eSDavid Howells #define RTMGRP_IPV6_ROUTE 0x400 591607ca46eSDavid Howells #define RTMGRP_IPV6_IFINFO 0x800 592607ca46eSDavid Howells 593607ca46eSDavid Howells #define RTMGRP_DECnet_IFADDR 0x1000 594607ca46eSDavid Howells #define RTMGRP_DECnet_ROUTE 0x4000 595607ca46eSDavid Howells 596607ca46eSDavid Howells #define RTMGRP_IPV6_PREFIX 0x20000 597607ca46eSDavid Howells #endif 598607ca46eSDavid Howells 599607ca46eSDavid Howells /* RTnetlink multicast groups */ 600607ca46eSDavid Howells enum rtnetlink_groups { 601607ca46eSDavid Howells RTNLGRP_NONE, 602607ca46eSDavid Howells #define RTNLGRP_NONE RTNLGRP_NONE 603607ca46eSDavid Howells RTNLGRP_LINK, 604607ca46eSDavid Howells #define RTNLGRP_LINK RTNLGRP_LINK 605607ca46eSDavid Howells RTNLGRP_NOTIFY, 606607ca46eSDavid Howells #define RTNLGRP_NOTIFY RTNLGRP_NOTIFY 607607ca46eSDavid Howells RTNLGRP_NEIGH, 608607ca46eSDavid Howells #define RTNLGRP_NEIGH RTNLGRP_NEIGH 609607ca46eSDavid Howells RTNLGRP_TC, 610607ca46eSDavid Howells #define RTNLGRP_TC RTNLGRP_TC 611607ca46eSDavid Howells RTNLGRP_IPV4_IFADDR, 612607ca46eSDavid Howells #define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR 613607ca46eSDavid Howells RTNLGRP_IPV4_MROUTE, 614607ca46eSDavid Howells #define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE 615607ca46eSDavid Howells RTNLGRP_IPV4_ROUTE, 616607ca46eSDavid Howells #define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE 617607ca46eSDavid Howells RTNLGRP_IPV4_RULE, 618607ca46eSDavid Howells #define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE 619607ca46eSDavid Howells RTNLGRP_IPV6_IFADDR, 620607ca46eSDavid Howells #define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR 621607ca46eSDavid Howells RTNLGRP_IPV6_MROUTE, 622607ca46eSDavid Howells #define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE 623607ca46eSDavid Howells RTNLGRP_IPV6_ROUTE, 624607ca46eSDavid Howells #define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE 625607ca46eSDavid Howells RTNLGRP_IPV6_IFINFO, 626607ca46eSDavid Howells #define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO 627607ca46eSDavid Howells RTNLGRP_DECnet_IFADDR, 628607ca46eSDavid Howells #define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR 629607ca46eSDavid Howells RTNLGRP_NOP2, 630607ca46eSDavid Howells RTNLGRP_DECnet_ROUTE, 631607ca46eSDavid Howells #define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE 632607ca46eSDavid Howells RTNLGRP_DECnet_RULE, 633607ca46eSDavid Howells #define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE 634607ca46eSDavid Howells RTNLGRP_NOP4, 635607ca46eSDavid Howells RTNLGRP_IPV6_PREFIX, 636607ca46eSDavid Howells #define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX 637607ca46eSDavid Howells RTNLGRP_IPV6_RULE, 638607ca46eSDavid Howells #define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE 639607ca46eSDavid Howells RTNLGRP_ND_USEROPT, 640607ca46eSDavid Howells #define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT 641607ca46eSDavid Howells RTNLGRP_PHONET_IFADDR, 642607ca46eSDavid Howells #define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR 643607ca46eSDavid Howells RTNLGRP_PHONET_ROUTE, 644607ca46eSDavid Howells #define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE 645607ca46eSDavid Howells RTNLGRP_DCB, 646607ca46eSDavid Howells #define RTNLGRP_DCB RTNLGRP_DCB 647edc9e748SNicolas Dichtel RTNLGRP_IPV4_NETCONF, 648edc9e748SNicolas Dichtel #define RTNLGRP_IPV4_NETCONF RTNLGRP_IPV4_NETCONF 649f3a1bfb1SNicolas Dichtel RTNLGRP_IPV6_NETCONF, 650f3a1bfb1SNicolas Dichtel #define RTNLGRP_IPV6_NETCONF RTNLGRP_IPV6_NETCONF 65137a393bcSCong Wang RTNLGRP_MDB, 65237a393bcSCong Wang #define RTNLGRP_MDB RTNLGRP_MDB 6538de147dcSEric W. Biederman RTNLGRP_MPLS_ROUTE, 6548de147dcSEric W. Biederman #define RTNLGRP_MPLS_ROUTE RTNLGRP_MPLS_ROUTE 6559a963454SNicolas Dichtel RTNLGRP_NSID, 6569a963454SNicolas Dichtel #define RTNLGRP_NSID RTNLGRP_NSID 657607ca46eSDavid Howells __RTNLGRP_MAX 658607ca46eSDavid Howells }; 659607ca46eSDavid Howells #define RTNLGRP_MAX (__RTNLGRP_MAX - 1) 660607ca46eSDavid Howells 661607ca46eSDavid Howells /* TC action piece */ 662607ca46eSDavid Howells struct tcamsg { 663607ca46eSDavid Howells unsigned char tca_family; 664607ca46eSDavid Howells unsigned char tca__pad1; 665607ca46eSDavid Howells unsigned short tca__pad2; 666607ca46eSDavid Howells }; 667607ca46eSDavid Howells #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg)))) 668607ca46eSDavid Howells #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg)) 669607ca46eSDavid Howells #define TCA_ACT_TAB 1 /* attr type must be >=1 */ 670607ca46eSDavid Howells #define TCAA_MAX 1 671607ca46eSDavid Howells 672607ca46eSDavid Howells /* New extended info filters for IFLA_EXT_MASK */ 673607ca46eSDavid Howells #define RTEXT_FILTER_VF (1 << 0) 6746cbdceebSVlad Yasevich #define RTEXT_FILTER_BRVLAN (1 << 1) 67535a27ceeSRoopa Prabhu #define RTEXT_FILTER_BRVLAN_COMPRESSED (1 << 2) 676d5566fd7SSowmini Varadhan #define RTEXT_FILTER_SKIP_STATS (1 << 3) 677607ca46eSDavid Howells 678607ca46eSDavid Howells /* End of information exported to user level */ 679607ca46eSDavid Howells 680607ca46eSDavid Howells 681607ca46eSDavid Howells 682607ca46eSDavid Howells #endif /* _UAPI__LINUX_RTNETLINK_H */ 683