Blame view
include/linux/rtnetlink.h
20.5 KB
1da177e4c Linux-2.6.12-rc2 |
1 2 |
#ifndef __LINUX_RTNETLINK_H #define __LINUX_RTNETLINK_H |
541c94f1d headers_check fix... |
3 |
#include <linux/types.h> |
1da177e4c Linux-2.6.12-rc2 |
4 |
#include <linux/netlink.h> |
cbde1668e [NET]: Move netli... |
5 |
#include <linux/if_link.h> |
e07bca84c [NETLINK]: Restor... |
6 7 |
#include <linux/if_addr.h> #include <linux/neighbour.h> |
1da177e4c Linux-2.6.12-rc2 |
8 |
|
25239cee7 net: rtnetlink: d... |
9 10 11 12 |
/* rtnetlink families. Values up to 127 are reserved for real address * families, values above 128 may be used arbitrarily. */ #define RTNL_FAMILY_IPMR 128 |
d1db275dd ipv6: ip6mr: supp... |
13 14 |
#define RTNL_FAMILY_IP6MR 129 #define RTNL_FAMILY_MAX 129 |
25239cee7 net: rtnetlink: d... |
15 |
|
1da177e4c Linux-2.6.12-rc2 |
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 |
/**** * Routing/neighbour discovery messages. ****/ /* Types of messages */ enum { RTM_BASE = 16, #define RTM_BASE RTM_BASE RTM_NEWLINK = 16, #define RTM_NEWLINK RTM_NEWLINK RTM_DELLINK, #define RTM_DELLINK RTM_DELLINK RTM_GETLINK, #define RTM_GETLINK RTM_GETLINK RTM_SETLINK, #define RTM_SETLINK RTM_SETLINK RTM_NEWADDR = 20, #define RTM_NEWADDR RTM_NEWADDR RTM_DELADDR, #define RTM_DELADDR RTM_DELADDR RTM_GETADDR, #define RTM_GETADDR RTM_GETADDR RTM_NEWROUTE = 24, #define RTM_NEWROUTE RTM_NEWROUTE RTM_DELROUTE, #define RTM_DELROUTE RTM_DELROUTE RTM_GETROUTE, #define RTM_GETROUTE RTM_GETROUTE RTM_NEWNEIGH = 28, #define RTM_NEWNEIGH RTM_NEWNEIGH RTM_DELNEIGH, #define RTM_DELNEIGH RTM_DELNEIGH RTM_GETNEIGH, #define RTM_GETNEIGH RTM_GETNEIGH RTM_NEWRULE = 32, #define RTM_NEWRULE RTM_NEWRULE RTM_DELRULE, #define RTM_DELRULE RTM_DELRULE RTM_GETRULE, #define RTM_GETRULE RTM_GETRULE RTM_NEWQDISC = 36, #define RTM_NEWQDISC RTM_NEWQDISC RTM_DELQDISC, #define RTM_DELQDISC RTM_DELQDISC RTM_GETQDISC, #define RTM_GETQDISC RTM_GETQDISC RTM_NEWTCLASS = 40, #define RTM_NEWTCLASS RTM_NEWTCLASS RTM_DELTCLASS, #define RTM_DELTCLASS RTM_DELTCLASS RTM_GETTCLASS, #define RTM_GETTCLASS RTM_GETTCLASS RTM_NEWTFILTER = 44, #define RTM_NEWTFILTER RTM_NEWTFILTER RTM_DELTFILTER, #define RTM_DELTFILTER RTM_DELTFILTER RTM_GETTFILTER, #define RTM_GETTFILTER RTM_GETTFILTER RTM_NEWACTION = 48, #define RTM_NEWACTION RTM_NEWACTION RTM_DELACTION, #define RTM_DELACTION RTM_DELACTION RTM_GETACTION, #define RTM_GETACTION RTM_GETACTION RTM_NEWPREFIX = 52, #define RTM_NEWPREFIX RTM_NEWPREFIX |
1da177e4c Linux-2.6.12-rc2 |
93 94 95 96 97 98 |
RTM_GETMULTICAST = 58, #define RTM_GETMULTICAST RTM_GETMULTICAST RTM_GETANYCAST = 62, #define RTM_GETANYCAST RTM_GETANYCAST |
c7fb64db0 [NETLINK]: Neighb... |
99 100 101 102 103 104 |
RTM_NEWNEIGHTBL = 64, #define RTM_NEWNEIGHTBL RTM_NEWNEIGHTBL RTM_GETNEIGHTBL = 66, #define RTM_GETNEIGHTBL RTM_GETNEIGHTBL RTM_SETNEIGHTBL, #define RTM_SETNEIGHTBL RTM_SETNEIGHTBL |
31910575a [IPv6]: Export us... |
105 106 |
RTM_NEWNDUSEROPT = 68, #define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT |
2a8cc6c89 [IPV6] ADDRCONF: ... |
107 108 109 |
RTM_NEWADDRLABEL = 72, #define RTM_NEWADDRLABEL RTM_NEWADDRLABEL RTM_DELADDRLABEL, |
5d5d9c97f IPv6/addrconf: Fi... |
110 |
#define RTM_DELADDRLABEL RTM_DELADDRLABEL |
2a8cc6c89 [IPV6] ADDRCONF: ... |
111 112 |
RTM_GETADDRLABEL, #define RTM_GETADDRLABEL RTM_GETADDRLABEL |
2f90b8657 ixgbe: this patch... |
113 114 115 116 |
RTM_GETDCB = 78, #define RTM_GETDCB RTM_GETDCB RTM_SETDCB, #define RTM_SETDCB RTM_SETDCB |
d775fc09f [RTNETLINK] Fix R... |
117 118 |
__RTM_MAX, #define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1) |
1da177e4c Linux-2.6.12-rc2 |
119 |
}; |
db46edc6d [RTNETLINK] Clean... |
120 121 |
#define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE) #define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2) |
f90a0a74b [RTNETLINK] Fix &... |
122 |
#define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2) |
1da177e4c Linux-2.6.12-rc2 |
123 124 125 126 127 |
/* Generic structure for encapsulation of optional route information. It is reminiscent of sockaddr, but with sa_family replaced with attribute type. */ |
d94d9fee9 net: cleanup incl... |
128 |
struct rtattr { |
1da177e4c Linux-2.6.12-rc2 |
129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 |
unsigned short rta_len; unsigned short rta_type; }; /* Macros to handle rtattributes */ #define RTA_ALIGNTO 4 #define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) ) #define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \ (rta)->rta_len >= sizeof(struct rtattr) && \ (rta)->rta_len <= (len)) #define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \ (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len))) #define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len)) #define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len)) #define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0))) #define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0)) /****************************************************************************** * Definitions used in routing table administration. ****/ |
d94d9fee9 net: cleanup incl... |
153 |
struct rtmsg { |
1da177e4c Linux-2.6.12-rc2 |
154 155 156 157 158 159 160 161 162 163 164 165 166 167 |
unsigned char rtm_family; unsigned char rtm_dst_len; unsigned char rtm_src_len; unsigned char rtm_tos; unsigned char rtm_table; /* Routing table id */ unsigned char rtm_protocol; /* Routing protocol; see below */ unsigned char rtm_scope; /* See below */ unsigned char rtm_type; /* See below */ unsigned rtm_flags; }; /* rtm_type */ |
d94d9fee9 net: cleanup incl... |
168 |
enum { |
1da177e4c Linux-2.6.12-rc2 |
169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 |
RTN_UNSPEC, RTN_UNICAST, /* Gateway or direct route */ RTN_LOCAL, /* Accept locally */ RTN_BROADCAST, /* Accept locally as broadcast, send as broadcast */ RTN_ANYCAST, /* Accept locally as broadcast, but send as unicast */ RTN_MULTICAST, /* Multicast route */ RTN_BLACKHOLE, /* Drop */ RTN_UNREACHABLE, /* Destination is unreachable */ RTN_PROHIBIT, /* Administratively prohibited */ RTN_THROW, /* Not in this table */ RTN_NAT, /* Translate this address */ RTN_XRESOLVE, /* Use external resolver */ __RTN_MAX }; #define RTN_MAX (__RTN_MAX - 1) /* rtm_protocol */ #define RTPROT_UNSPEC 0 #define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects; not used by current IPv4 */ #define RTPROT_KERNEL 2 /* Route installed by kernel */ #define RTPROT_BOOT 3 /* Route installed during boot */ #define RTPROT_STATIC 4 /* Route installed by administrator */ /* Values of protocol >= RTPROT_STATIC are not interpreted by kernel; they are just passed from user and back as is. It will be used by hypothetical multiple routing daemons. Note that protocol values should be standardized in order to avoid conflicts. */ #define RTPROT_GATED 8 /* Apparently, GateD */ #define RTPROT_RA 9 /* RDISC/ND router advertisements */ #define RTPROT_MRT 10 /* Merit MRT */ #define RTPROT_ZEBRA 11 /* Zebra */ #define RTPROT_BIRD 12 /* BIRD */ #define RTPROT_DNROUTED 13 /* DECnet routing daemon */ #define RTPROT_XORP 14 /* XORP */ |
99cae7fca [NET] rtnetlink: ... |
212 |
#define RTPROT_NTK 15 /* Netsukuku */ |
2e1ab634b rtnetlink: add ne... |
213 |
#define RTPROT_DHCP 16 /* DHCP client */ |
1da177e4c Linux-2.6.12-rc2 |
214 215 216 217 218 219 220 221 222 223 224 |
/* rtm_scope Really it is not scope, but sort of distance to the destination. NOWHERE are reserved for not existing destinations, HOST is our local addresses, LINK are destinations, located on directly attached link and UNIVERSE is everywhere in the Universe. Intermediate values are also possible f.e. interior routes could be assigned a value between UNIVERSE and LINK. */ |
d94d9fee9 net: cleanup incl... |
225 |
enum rt_scope_t { |
1da177e4c Linux-2.6.12-rc2 |
226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 |
RT_SCOPE_UNIVERSE=0, /* User defined values */ RT_SCOPE_SITE=200, RT_SCOPE_LINK=253, RT_SCOPE_HOST=254, RT_SCOPE_NOWHERE=255 }; /* rtm_flags */ #define RTM_F_NOTIFY 0x100 /* Notify user of route change */ #define RTM_F_CLONED 0x200 /* This route is cloned */ #define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */ #define RTM_F_PREFIX 0x800 /* Prefix addresses */ /* Reserved table identifiers */ |
d94d9fee9 net: cleanup incl... |
242 |
enum rt_class_t { |
1da177e4c Linux-2.6.12-rc2 |
243 244 |
RT_TABLE_UNSPEC=0, /* User defined values */ |
709772e6e net: Fix routing ... |
245 |
RT_TABLE_COMPAT=252, |
1da177e4c Linux-2.6.12-rc2 |
246 247 248 |
RT_TABLE_DEFAULT=253, RT_TABLE_MAIN=254, RT_TABLE_LOCAL=255, |
b801f5491 [NET]: Increate R... |
249 |
RT_TABLE_MAX=0xFFFFFFFF |
1da177e4c Linux-2.6.12-rc2 |
250 |
}; |
1da177e4c Linux-2.6.12-rc2 |
251 252 253 |
/* Routing message attributes */ |
d94d9fee9 net: cleanup incl... |
254 |
enum rtattr_type_t { |
1da177e4c Linux-2.6.12-rc2 |
255 256 257 258 259 260 261 262 263 264 |
RTA_UNSPEC, RTA_DST, RTA_SRC, RTA_IIF, RTA_OIF, RTA_GATEWAY, RTA_PRIORITY, RTA_PREFSRC, RTA_METRICS, RTA_MULTIPATH, |
1f9d11c7c route: Mark unuse... |
265 |
RTA_PROTOINFO, /* no longer used */ |
1da177e4c Linux-2.6.12-rc2 |
266 267 |
RTA_FLOW, RTA_CACHEINFO, |
1f9d11c7c route: Mark unuse... |
268 |
RTA_SESSION, /* no longer used */ |
e06e7c615 [IPV4]: The sched... |
269 |
RTA_MP_ALGO, /* no longer used */ |
9e762a4a8 [NET]: Introduce ... |
270 |
RTA_TABLE, |
963bfeeee net: RTA_MARK add... |
271 |
RTA_MARK, |
1da177e4c Linux-2.6.12-rc2 |
272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 |
__RTA_MAX }; #define RTA_MAX (__RTA_MAX - 1) #define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg)))) #define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg)) /* RTM_MULTIPATH --- array of struct rtnexthop. * * "struct rtnexthop" describes all necessary nexthop information, * i.e. parameters of path to a destination via this nexthop. * * At the moment it is impossible to set different prefsrc, mtu, window * and rtt for different paths from multipath. */ |
d94d9fee9 net: cleanup incl... |
288 |
struct rtnexthop { |
1da177e4c Linux-2.6.12-rc2 |
289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 |
unsigned short rtnh_len; unsigned char rtnh_flags; unsigned char rtnh_hops; int rtnh_ifindex; }; /* rtnh_flags */ #define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */ #define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */ #define RTNH_F_ONLINK 4 /* Gateway is forced on link */ /* Macros to handle hexthops */ #define RTNH_ALIGNTO 4 #define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) ) #define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \ ((int)(rtnh)->rtnh_len) <= (len)) #define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len))) #define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len)) #define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len)) #define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0))) /* RTM_CACHEINFO */ |
d94d9fee9 net: cleanup incl... |
313 |
struct rta_cacheinfo { |
1da177e4c Linux-2.6.12-rc2 |
314 315 316 317 318 319 320 321 322 323 324 325 326 |
__u32 rta_clntref; __u32 rta_lastuse; __s32 rta_expires; __u32 rta_error; __u32 rta_used; #define RTNETLINK_HAVE_PEERINFO 1 __u32 rta_id; __u32 rta_ts; __u32 rta_tsage; }; /* RTM_METRICS --- array of struct rtattr with types of RTAX_* */ |
d94d9fee9 net: cleanup incl... |
327 |
enum { |
1da177e4c Linux-2.6.12-rc2 |
328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 |
RTAX_UNSPEC, #define RTAX_UNSPEC RTAX_UNSPEC RTAX_LOCK, #define RTAX_LOCK RTAX_LOCK RTAX_MTU, #define RTAX_MTU RTAX_MTU RTAX_WINDOW, #define RTAX_WINDOW RTAX_WINDOW RTAX_RTT, #define RTAX_RTT RTAX_RTT RTAX_RTTVAR, #define RTAX_RTTVAR RTAX_RTTVAR RTAX_SSTHRESH, #define RTAX_SSTHRESH RTAX_SSTHRESH RTAX_CWND, #define RTAX_CWND RTAX_CWND RTAX_ADVMSS, #define RTAX_ADVMSS RTAX_ADVMSS RTAX_REORDERING, #define RTAX_REORDERING RTAX_REORDERING RTAX_HOPLIMIT, #define RTAX_HOPLIMIT RTAX_HOPLIMIT RTAX_INITCWND, #define RTAX_INITCWND RTAX_INITCWND RTAX_FEATURES, #define RTAX_FEATURES RTAX_FEATURES |
05bb1fad1 [TCP]: Allow mini... |
354 355 |
RTAX_RTO_MIN, #define RTAX_RTO_MIN RTAX_RTO_MIN |
31d12926e net: Add rtnetlin... |
356 357 |
RTAX_INITRWND, #define RTAX_INITRWND RTAX_INITRWND |
1da177e4c Linux-2.6.12-rc2 |
358 359 360 361 362 363 |
__RTAX_MAX }; #define RTAX_MAX (__RTAX_MAX - 1) #define RTAX_FEATURE_ECN 0x00000001 |
bb5b7c112 tcp: Revert per-r... |
364 365 |
#define RTAX_FEATURE_SACK 0x00000002 #define RTAX_FEATURE_TIMESTAMP 0x00000004 |
1da177e4c Linux-2.6.12-rc2 |
366 |
#define RTAX_FEATURE_ALLFRAG 0x00000008 |
d94d9fee9 net: cleanup incl... |
367 |
struct rta_session { |
1da177e4c Linux-2.6.12-rc2 |
368 |
__u8 proto; |
8a47077a0 [NETLINK]: Missin... |
369 370 |
__u8 pad1; __u16 pad2; |
1da177e4c Linux-2.6.12-rc2 |
371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 |
union { struct { __u16 sport; __u16 dport; } ports; struct { __u8 type; __u8 code; __u16 ident; } icmpt; __u32 spi; } u; }; |
1da177e4c Linux-2.6.12-rc2 |
387 388 389 |
/**** * General form of address family dependent message. ****/ |
d94d9fee9 net: cleanup incl... |
390 |
struct rtgenmsg { |
1da177e4c Linux-2.6.12-rc2 |
391 392 393 394 395 396 397 398 399 400 401 |
unsigned char rtgen_family; }; /***************************************************************** * Link layer specific messages. ****/ /* struct ifinfomsg * passes link level specific information, not dependent * on network protocol. */ |
d94d9fee9 net: cleanup incl... |
402 |
struct ifinfomsg { |
1da177e4c Linux-2.6.12-rc2 |
403 404 405 406 407 408 409 410 411 412 413 |
unsigned char ifi_family; unsigned char __ifi_pad; unsigned short ifi_type; /* ARPHRD_* */ int ifi_index; /* Link index */ unsigned ifi_flags; /* IFF_* flags */ unsigned ifi_change; /* IFF_* change mask */ }; /******************************************************************** * prefix information ****/ |
d94d9fee9 net: cleanup incl... |
414 |
struct prefixmsg { |
1da177e4c Linux-2.6.12-rc2 |
415 |
unsigned char prefix_family; |
8a47077a0 [NETLINK]: Missin... |
416 417 |
unsigned char prefix_pad1; unsigned short prefix_pad2; |
1da177e4c Linux-2.6.12-rc2 |
418 419 420 421 |
int prefix_ifindex; unsigned char prefix_type; unsigned char prefix_len; unsigned char prefix_flags; |
8a47077a0 [NETLINK]: Missin... |
422 |
unsigned char prefix_pad3; |
1da177e4c Linux-2.6.12-rc2 |
423 424 425 426 427 428 429 430 431 432 433 |
}; enum { PREFIX_UNSPEC, PREFIX_ADDRESS, PREFIX_CACHEINFO, __PREFIX_MAX }; #define PREFIX_MAX (__PREFIX_MAX - 1) |
d94d9fee9 net: cleanup incl... |
434 |
struct prefix_cacheinfo { |
1da177e4c Linux-2.6.12-rc2 |
435 436 437 |
__u32 preferred_time; __u32 valid_time; }; |
1da177e4c Linux-2.6.12-rc2 |
438 439 440 441 |
/***************************************************************** * Traffic control messages. ****/ |
d94d9fee9 net: cleanup incl... |
442 |
struct tcmsg { |
1da177e4c Linux-2.6.12-rc2 |
443 444 445 446 447 448 449 450 |
unsigned char tcm_family; unsigned char tcm__pad1; unsigned short tcm__pad2; int tcm_ifindex; __u32 tcm_handle; __u32 tcm_parent; __u32 tcm_info; }; |
d94d9fee9 net: cleanup incl... |
451 |
enum { |
1da177e4c Linux-2.6.12-rc2 |
452 453 454 455 456 457 458 459 |
TCA_UNSPEC, TCA_KIND, TCA_OPTIONS, TCA_STATS, TCA_XSTATS, TCA_RATE, TCA_FCNT, TCA_STATS2, |
175f9c1bb net_sched: Add si... |
460 |
TCA_STAB, |
1da177e4c Linux-2.6.12-rc2 |
461 462 463 464 465 466 467 |
__TCA_MAX }; #define TCA_MAX (__TCA_MAX - 1) #define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg)))) #define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg)) |
31910575a [IPv6]: Export us... |
468 469 470 |
/******************************************************************** * Neighbor Discovery userland options ****/ |
d94d9fee9 net: cleanup incl... |
471 |
struct nduseroptmsg { |
31910575a [IPv6]: Export us... |
472 473 474 |
unsigned char nduseropt_family; unsigned char nduseropt_pad1; unsigned short nduseropt_opts_len; /* Total length of options */ |
dbb2ed248 [IPV6]: Add ifind... |
475 |
int nduseropt_ifindex; |
31910575a [IPv6]: Export us... |
476 477 478 |
__u8 nduseropt_icmp_type; __u8 nduseropt_icmp_code; unsigned short nduseropt_pad2; |
dbb2ed248 [IPV6]: Add ifind... |
479 |
unsigned int nduseropt_pad3; |
31910575a [IPv6]: Export us... |
480 481 |
/* Followed by one or more ND options */ }; |
d94d9fee9 net: cleanup incl... |
482 |
enum { |
31910575a [IPv6]: Export us... |
483 484 485 486 487 488 |
NDUSEROPT_UNSPEC, NDUSEROPT_SRCADDR, __NDUSEROPT_MAX }; #define NDUSEROPT_MAX (__NDUSEROPT_MAX - 1) |
ac6d439d2 [NETLINK]: Conver... |
489 490 |
#ifndef __KERNEL__ /* RTnetlink multicast groups - backwards compatibility for userspace */ |
1da177e4c Linux-2.6.12-rc2 |
491 492 493 494 495 496 497 498 |
#define RTMGRP_LINK 1 #define RTMGRP_NOTIFY 2 #define RTMGRP_NEIGH 4 #define RTMGRP_TC 8 #define RTMGRP_IPV4_IFADDR 0x10 #define RTMGRP_IPV4_MROUTE 0x20 #define RTMGRP_IPV4_ROUTE 0x40 |
a5cdc0300 [IPV4]: Add fib r... |
499 |
#define RTMGRP_IPV4_RULE 0x80 |
1da177e4c Linux-2.6.12-rc2 |
500 501 502 503 504 505 506 507 508 509 |
#define RTMGRP_IPV6_IFADDR 0x100 #define RTMGRP_IPV6_MROUTE 0x200 #define RTMGRP_IPV6_ROUTE 0x400 #define RTMGRP_IPV6_IFINFO 0x800 #define RTMGRP_DECnet_IFADDR 0x1000 #define RTMGRP_DECnet_ROUTE 0x4000 #define RTMGRP_IPV6_PREFIX 0x20000 |
ac6d439d2 [NETLINK]: Conver... |
510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 |
#endif /* RTnetlink multicast groups */ enum rtnetlink_groups { RTNLGRP_NONE, #define RTNLGRP_NONE RTNLGRP_NONE RTNLGRP_LINK, #define RTNLGRP_LINK RTNLGRP_LINK RTNLGRP_NOTIFY, #define RTNLGRP_NOTIFY RTNLGRP_NOTIFY RTNLGRP_NEIGH, #define RTNLGRP_NEIGH RTNLGRP_NEIGH RTNLGRP_TC, #define RTNLGRP_TC RTNLGRP_TC RTNLGRP_IPV4_IFADDR, #define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_MROUTE, #define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_ROUTE, #define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE |
a5cdc0300 [IPV4]: Add fib r... |
530 531 |
RTNLGRP_IPV4_RULE, #define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE |
ac6d439d2 [NETLINK]: Conver... |
532 533 534 535 536 537 538 539 540 541 |
RTNLGRP_IPV6_IFADDR, #define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_MROUTE, #define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_ROUTE, #define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_IFINFO, #define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO RTNLGRP_DECnet_IFADDR, #define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR |
6b80ebedb [RTNETLINK]: Fix ... |
542 |
RTNLGRP_NOP2, |
ac6d439d2 [NETLINK]: Conver... |
543 544 |
RTNLGRP_DECnet_ROUTE, #define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE |
a8731cbf6 [DECNET]: Covert ... |
545 546 |
RTNLGRP_DECnet_RULE, #define RTNLGRP_DECnet_RULE RTNLGRP_DECnet_RULE |
6b80ebedb [RTNETLINK]: Fix ... |
547 |
RTNLGRP_NOP4, |
ac6d439d2 [NETLINK]: Conver... |
548 549 |
RTNLGRP_IPV6_PREFIX, #define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX |
101367c2f [IPV6]: Policy Ro... |
550 551 |
RTNLGRP_IPV6_RULE, #define RTNLGRP_IPV6_RULE RTNLGRP_IPV6_RULE |
31910575a [IPv6]: Export us... |
552 553 |
RTNLGRP_ND_USEROPT, #define RTNLGRP_ND_USEROPT RTNLGRP_ND_USEROPT |
bce7b1542 Phonet: global de... |
554 555 556 557 |
RTNLGRP_PHONET_IFADDR, #define RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_IFADDR RTNLGRP_PHONET_ROUTE, #define RTNLGRP_PHONET_ROUTE RTNLGRP_PHONET_ROUTE |
ac6d439d2 [NETLINK]: Conver... |
558 559 560 |
__RTNLGRP_MAX }; #define RTNLGRP_MAX (__RTNLGRP_MAX - 1) |
1da177e4c Linux-2.6.12-rc2 |
561 562 |
/* TC action piece */ |
d94d9fee9 net: cleanup incl... |
563 |
struct tcamsg { |
1da177e4c Linux-2.6.12-rc2 |
564 565 566 567 568 569 570 571 572 573 574 575 |
unsigned char tca_family; unsigned char tca__pad1; unsigned short tca__pad2; }; #define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg)))) #define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg)) #define TCA_ACT_TAB 1 /* attr type must be >=1 */ #define TCAA_MAX 1 /* End of information exported to user level */ #ifdef __KERNEL__ |
6756ae4b4 [NET]: Convert RT... |
576 |
#include <linux/mutex.h> |
3b42a96dc net: rtnetlink.h ... |
577 |
#include <linux/netdevice.h> |
1da177e4c Linux-2.6.12-rc2 |
578 |
|
1da177e4c Linux-2.6.12-rc2 |
579 580 581 582 583 |
static __inline__ int rtattr_strcmp(const struct rtattr *rta, const char *str) { int len = strlen(str) + 1; return len > rta->rta_len || memcmp(RTA_DATA(rta), str, len); } |
97c53cacf [NET]: Make rtnet... |
584 585 |
extern int rtnetlink_send(struct sk_buff *skb, struct net *net, u32 pid, u32 group, int echo); extern int rtnl_unicast(struct sk_buff *skb, struct net *net, u32 pid); |
1ce85fe40 netlink: change n... |
586 587 |
extern void rtnl_notify(struct sk_buff *skb, struct net *net, u32 pid, u32 group, struct nlmsghdr *nlh, gfp_t flags); |
97c53cacf [NET]: Make rtnet... |
588 |
extern void rtnl_set_sk_err(struct net *net, u32 group, int error); |
1da177e4c Linux-2.6.12-rc2 |
589 |
extern int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics); |
e3703b3de [RTNETLINK]: Add ... |
590 591 592 |
extern int rtnl_put_cacheinfo(struct sk_buff *skb, struct dst_entry *dst, u32 id, u32 ts, u32 tsage, long expires, u32 error); |
1da177e4c Linux-2.6.12-rc2 |
593 594 595 596 597 598 599 |
extern void __rta_fill(struct sk_buff *skb, int attrtype, int attrlen, const void *data); #define RTA_PUT(skb, attrtype, attrlen, data) \ ({ if (unlikely(skb_tailroom(skb) < (int)RTA_SPACE(attrlen))) \ goto rtattr_failure; \ __rta_fill(skb, attrtype, attrlen, data); }) |
d675c989e [PKT_SCHED]: Pack... |
600 |
#define RTA_APPEND(skb, attrlen, data) \ |
1da177e4c Linux-2.6.12-rc2 |
601 602 |
({ if (unlikely(skb_tailroom(skb) < (int)(attrlen))) \ goto rtattr_failure; \ |
d675c989e [PKT_SCHED]: Pack... |
603 604 605 |
memcpy(skb_put(skb, attrlen), data, attrlen); }) #define RTA_PUT_NOHDR(skb, attrlen, data) \ |
b3563c4fb [NETLINK]: Clear ... |
606 |
({ RTA_APPEND(skb, RTA_ALIGN(attrlen), data); \ |
27a884dc3 [SK_BUFF]: Conver... |
607 |
memset(skb_tail_pointer(skb) - (RTA_ALIGN(attrlen) - attrlen), 0, \ |
b3563c4fb [NETLINK]: Clear ... |
608 |
RTA_ALIGN(attrlen) - attrlen); }) |
007682449 [NETLINK] Routing... |
609 |
|
8f48bcd4e [RTNETLINK]: Add ... |
610 611 612 613 614 615 616 |
#define RTA_PUT_U8(skb, attrtype, value) \ ({ u8 _tmp = (value); \ RTA_PUT(skb, attrtype, sizeof(u8), &_tmp); }) #define RTA_PUT_U16(skb, attrtype, value) \ ({ u16 _tmp = (value); \ RTA_PUT(skb, attrtype, sizeof(u16), &_tmp); }) |
007682449 [NETLINK] Routing... |
617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 |
#define RTA_PUT_U32(skb, attrtype, value) \ ({ u32 _tmp = (value); \ RTA_PUT(skb, attrtype, sizeof(u32), &_tmp); }) #define RTA_PUT_U64(skb, attrtype, value) \ ({ u64 _tmp = (value); \ RTA_PUT(skb, attrtype, sizeof(u64), &_tmp); }) #define RTA_PUT_SECS(skb, attrtype, value) \ RTA_PUT_U64(skb, attrtype, (value) / HZ) #define RTA_PUT_MSECS(skb, attrtype, value) \ RTA_PUT_U64(skb, attrtype, jiffies_to_msecs(value)) #define RTA_PUT_STRING(skb, attrtype, value) \ RTA_PUT(skb, attrtype, strlen(value) + 1, value) |
8f48bcd4e [RTNETLINK]: Add ... |
633 634 |
#define RTA_PUT_FLAG(skb, attrtype) \ RTA_PUT(skb, attrtype, 0, NULL); |
007682449 [NETLINK] Routing... |
635 |
#define RTA_NEST(skb, type) \ |
27a884dc3 [SK_BUFF]: Conver... |
636 |
({ struct rtattr *__start = (struct rtattr *)skb_tail_pointer(skb); \ |
007682449 [NETLINK] Routing... |
637 638 639 640 |
RTA_PUT(skb, type, 0, NULL); \ __start; }) #define RTA_NEST_END(skb, start) \ |
27a884dc3 [SK_BUFF]: Conver... |
641 |
({ (start)->rta_len = skb_tail_pointer(skb) - (unsigned char *)(start); \ |
007682449 [NETLINK] Routing... |
642 |
(skb)->len; }) |
afdc3238e [RTNETLINK]: Add ... |
643 644 645 646 647 648 649 650 651 652 653 |
#define RTA_NEST_COMPAT(skb, type, attrlen, data) \ ({ struct rtattr *__start = (struct rtattr *)skb_tail_pointer(skb); \ RTA_PUT(skb, type, attrlen, data); \ RTA_NEST(skb, type); \ __start; }) #define RTA_NEST_COMPAT_END(skb, start) \ ({ struct rtattr *__nest = (void *)(start) + NLMSG_ALIGN((start)->rta_len); \ (start)->rta_len = skb_tail_pointer(skb) - (unsigned char *)(start); \ RTA_NEST_END(skb, __nest); \ (skb)->len; }) |
007682449 [NETLINK] Routing... |
654 |
#define RTA_NEST_CANCEL(skb, start) \ |
c52a3f89f [NETLINK]: Fix RT... |
655 656 |
({ if (start) \ skb_trim(skb, (unsigned char *) (start) - (skb)->data); \ |
007682449 [NETLINK] Routing... |
657 |
-1; }) |
8f48bcd4e [RTNETLINK]: Add ... |
658 659 660 661 662 663 664 665 666 |
#define RTA_GET_U8(rta) \ ({ if (!rta || RTA_PAYLOAD(rta) < sizeof(u8)) \ goto rtattr_failure; \ *(u8 *) RTA_DATA(rta); }) #define RTA_GET_U16(rta) \ ({ if (!rta || RTA_PAYLOAD(rta) < sizeof(u16)) \ goto rtattr_failure; \ *(u16 *) RTA_DATA(rta); }) |
007682449 [NETLINK] Routing... |
667 668 669 670 671 672 673 674 675 676 677 |
#define RTA_GET_U32(rta) \ ({ if (!rta || RTA_PAYLOAD(rta) < sizeof(u32)) \ goto rtattr_failure; \ *(u32 *) RTA_DATA(rta); }) #define RTA_GET_U64(rta) \ ({ u64 _tmp; \ if (!rta || RTA_PAYLOAD(rta) < sizeof(u64)) \ goto rtattr_failure; \ memcpy(&_tmp, RTA_DATA(rta), sizeof(_tmp)); \ _tmp; }) |
8f48bcd4e [RTNETLINK]: Add ... |
678 |
#define RTA_GET_FLAG(rta) (!!(rta)) |
007682449 [NETLINK] Routing... |
679 680 |
#define RTA_GET_SECS(rta) ((unsigned long) RTA_GET_U64(rta) * HZ) #define RTA_GET_MSECS(rta) (msecs_to_jiffies((unsigned long) RTA_GET_U64(rta))) |
1da177e4c Linux-2.6.12-rc2 |
681 682 683 684 685 686 687 688 689 690 |
static inline struct rtattr * __rta_reserve(struct sk_buff *skb, int attrtype, int attrlen) { struct rtattr *rta; int size = RTA_LENGTH(attrlen); rta = (struct rtattr*)skb_put(skb, RTA_ALIGN(size)); rta->rta_type = attrtype; rta->rta_len = size; |
b3563c4fb [NETLINK]: Clear ... |
691 |
memset(RTA_DATA(rta) + attrlen, 0, RTA_ALIGN(size) - size); |
1da177e4c Linux-2.6.12-rc2 |
692 693 694 695 696 697 698 699 700 |
return rta; } #define __RTA_PUT(skb, attrtype, attrlen) \ ({ if (unlikely(skb_tailroom(skb) < (int)RTA_SPACE(attrlen))) \ goto rtattr_failure; \ __rta_reserve(skb, attrtype, attrlen); }) extern void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change); |
6756ae4b4 [NET]: Convert RT... |
701 |
/* RTNL is used as a global lock for all changes to network configuration */ |
1da177e4c Linux-2.6.12-rc2 |
702 |
extern void rtnl_lock(void); |
1da177e4c Linux-2.6.12-rc2 |
703 |
extern void rtnl_unlock(void); |
6756ae4b4 [NET]: Convert RT... |
704 |
extern int rtnl_trylock(void); |
c9c1014b2 [RTNETLINK]: Fix ... |
705 |
extern int rtnl_is_locked(void); |
a898def29 net: Add checking... |
706 707 708 |
#ifdef CONFIG_PROVE_LOCKING extern int lockdep_rtnl_is_held(void); #endif /* #ifdef CONFIG_PROVE_LOCKING */ |
6756ae4b4 [NET]: Convert RT... |
709 |
|
a6e0fc851 net: introduce rc... |
710 711 712 713 714 |
/** * rcu_dereference_rtnl - rcu_dereference with debug checking * @p: The pointer to read, prior to dereferencing * * Do an rcu_dereference(p), but check caller either holds rcu_read_lock() |
29fa060ea net: relax rtnl_d... |
715 |
* or RTNL. Note : Please prefer rtnl_dereference() or rcu_dereference() |
a6e0fc851 net: introduce rc... |
716 717 718 719 |
*/ #define rcu_dereference_rtnl(p) \ rcu_dereference_check(p, rcu_read_lock_held() || \ lockdep_rtnl_is_held()) |
7dff59efb net: add rtnl_der... |
720 |
/** |
29fa060ea net: relax rtnl_d... |
721 |
* rtnl_dereference - fetch RCU pointer when updates are prevented by RTNL |
7dff59efb net: add rtnl_der... |
722 723 |
* @p: The pointer to read, prior to dereferencing * |
29fa060ea net: relax rtnl_d... |
724 725 726 |
* Return the value of the specified RCU-protected pointer, but omit * both the smp_read_barrier_depends() and the ACCESS_ONCE(), because * caller holds RTNL. |
7dff59efb net: add rtnl_der... |
727 728 |
*/ #define rtnl_dereference(p) \ |
29fa060ea net: relax rtnl_d... |
729 |
rcu_dereference_protected(p, lockdep_rtnl_is_held()) |
7dff59efb net: add rtnl_der... |
730 |
|
24824a09e net: dynamic ingr... |
731 732 733 734 735 736 |
static inline struct netdev_queue *dev_ingress_queue(struct net_device *dev) { return rtnl_dereference(dev->ingress_queue); } extern struct netdev_queue *dev_ingress_queue_create(struct net_device *dev); |
1da177e4c Linux-2.6.12-rc2 |
737 |
extern void rtnetlink_init(void); |
6756ae4b4 [NET]: Convert RT... |
738 |
extern void __rtnl_unlock(void); |
1da177e4c Linux-2.6.12-rc2 |
739 740 |
#define ASSERT_RTNL() do { \ |
c9c1014b2 [RTNETLINK]: Fix ... |
741 |
if (unlikely(!rtnl_is_locked())) { \ |
1da177e4c Linux-2.6.12-rc2 |
742 743 744 745 746 747 |
printk(KERN_ERR "RTNL: assertion failed at %s (%d) ", \ __FILE__, __LINE__); \ dump_stack(); \ } \ } while(0) |
9e762a4a8 [NET]: Introduce ... |
748 749 750 751 752 753 |
static inline u32 rtm_get_table(struct rtattr **rta, u8 table) { return RTA_GET_U32(rta[RTA_TABLE-1]); rtattr_failure: return table; } |
1da177e4c Linux-2.6.12-rc2 |
754 755 756 757 |
#endif /* __KERNEL__ */ #endif /* __LINUX_RTNETLINK_H */ |