Lines Matching full:link
2 * lib/route/link.c Links (Interfaces)
14 * @defgroup link Links (Interfaces)
17 * @route_doc{route_link, Link Documentation}
29 #include <netlink/route/link.h>
30 #include <netlink-private/route/link/api.h>
69 static struct rtnl_link_af_ops *af_lookup_and_alloc(struct rtnl_link *link, in af_lookup_and_alloc() argument
79 if (!(data = rtnl_link_af_alloc(link, af_ops))) { in af_lookup_and_alloc()
87 static int af_free(struct rtnl_link *link, struct rtnl_link_af_ops *ops, in af_free() argument
91 ops->ao_free(link, data); in af_free()
98 static int af_clone(struct rtnl_link *link, struct rtnl_link_af_ops *ops, in af_clone() argument
110 static int af_fill(struct rtnl_link *link, struct rtnl_link_af_ops *ops, in af_fill() argument
123 if ((err = ops->ao_fill_af(link, arg, data)) < 0) in af_fill()
131 static int af_dump_line(struct rtnl_link *link, struct rtnl_link_af_ops *ops, in af_dump_line() argument
137 ops->ao_dump[NL_DUMP_LINE](link, p, data); in af_dump_line()
142 static int af_dump_details(struct rtnl_link *link, struct rtnl_link_af_ops *ops, in af_dump_details() argument
148 ops->ao_dump[NL_DUMP_DETAILS](link, p, data); in af_dump_details()
153 static int af_dump_stats(struct rtnl_link *link, struct rtnl_link_af_ops *ops, in af_dump_stats() argument
159 ops->ao_dump[NL_DUMP_STATS](link, p, data); in af_dump_stats()
164 static int do_foreach_af(struct rtnl_link *link, in do_foreach_af() argument
172 if (link->l_af_data[i]) { in do_foreach_af()
178 err = cb(link, ops, link->l_af_data[i], arg); in do_foreach_af()
190 static void release_link_info(struct rtnl_link *link) in release_link_info() argument
192 struct rtnl_link_info_ops *io = link->l_info_ops; in release_link_info()
196 io->io_free(link); in release_link_info()
199 BUG_ON(link->l_info); in release_link_info()
202 link->l_info_ops = NULL; in release_link_info()
208 struct rtnl_link *link = nl_object_priv(c); in link_free_data() local
210 if (link) { in link_free_data()
213 if ((io = link->l_info_ops) != NULL) in link_free_data()
214 release_link_info(link); in link_free_data()
217 rtnl_link_af_ops_put(link->l_af_ops); in link_free_data()
219 nl_addr_put(link->l_addr); in link_free_data()
220 nl_addr_put(link->l_bcast); in link_free_data()
222 free(link->l_ifalias); in link_free_data()
223 free(link->l_info_kind); in link_free_data()
225 do_foreach_af(link, af_free, NULL); in link_free_data()
227 nl_data_free(link->l_phys_port_id); in link_free_data()
304 int rtnl_link_info_parse(struct rtnl_link *link, struct nlattr **tb) in rtnl_link_info_parse() argument
309 nla_strlcpy(link->l_name, tb[IFLA_IFNAME], IFNAMSIZ); in rtnl_link_info_parse()
315 link->l_stats[RTNL_LINK_RX_PACKETS] = st->rx_packets; in rtnl_link_info_parse()
316 link->l_stats[RTNL_LINK_TX_PACKETS] = st->tx_packets; in rtnl_link_info_parse()
317 link->l_stats[RTNL_LINK_RX_BYTES] = st->rx_bytes; in rtnl_link_info_parse()
318 link->l_stats[RTNL_LINK_TX_BYTES] = st->tx_bytes; in rtnl_link_info_parse()
319 link->l_stats[RTNL_LINK_RX_ERRORS] = st->rx_errors; in rtnl_link_info_parse()
320 link->l_stats[RTNL_LINK_TX_ERRORS] = st->tx_errors; in rtnl_link_info_parse()
321 link->l_stats[RTNL_LINK_RX_DROPPED] = st->rx_dropped; in rtnl_link_info_parse()
322 link->l_stats[RTNL_LINK_TX_DROPPED] = st->tx_dropped; in rtnl_link_info_parse()
323 link->l_stats[RTNL_LINK_MULTICAST] = st->multicast; in rtnl_link_info_parse()
324 link->l_stats[RTNL_LINK_COLLISIONS] = st->collisions; in rtnl_link_info_parse()
326 link->l_stats[RTNL_LINK_RX_LEN_ERR] = st->rx_length_errors; in rtnl_link_info_parse()
327 link->l_stats[RTNL_LINK_RX_OVER_ERR] = st->rx_over_errors; in rtnl_link_info_parse()
328 link->l_stats[RTNL_LINK_RX_CRC_ERR] = st->rx_crc_errors; in rtnl_link_info_parse()
329 link->l_stats[RTNL_LINK_RX_FRAME_ERR] = st->rx_frame_errors; in rtnl_link_info_parse()
330 link->l_stats[RTNL_LINK_RX_FIFO_ERR] = st->rx_fifo_errors; in rtnl_link_info_parse()
331 link->l_stats[RTNL_LINK_RX_MISSED_ERR] = st->rx_missed_errors; in rtnl_link_info_parse()
333 link->l_stats[RTNL_LINK_TX_ABORT_ERR] = st->tx_aborted_errors; in rtnl_link_info_parse()
334 link->l_stats[RTNL_LINK_TX_CARRIER_ERR] = st->tx_carrier_errors; in rtnl_link_info_parse()
335 link->l_stats[RTNL_LINK_TX_FIFO_ERR] = st->tx_fifo_errors; in rtnl_link_info_parse()
336 link->l_stats[RTNL_LINK_TX_HBEAT_ERR] = st->tx_heartbeat_errors; in rtnl_link_info_parse()
337 link->l_stats[RTNL_LINK_TX_WIN_ERR] = st->tx_window_errors; in rtnl_link_info_parse()
339 link->l_stats[RTNL_LINK_RX_COMPRESSED] = st->rx_compressed; in rtnl_link_info_parse()
340 link->l_stats[RTNL_LINK_TX_COMPRESSED] = st->tx_compressed; in rtnl_link_info_parse()
342 link->ce_mask |= LINK_ATTR_STATS; in rtnl_link_info_parse()
358 link->l_stats[RTNL_LINK_RX_PACKETS] = st.rx_packets; in rtnl_link_info_parse()
359 link->l_stats[RTNL_LINK_TX_PACKETS] = st.tx_packets; in rtnl_link_info_parse()
360 link->l_stats[RTNL_LINK_RX_BYTES] = st.rx_bytes; in rtnl_link_info_parse()
361 link->l_stats[RTNL_LINK_TX_BYTES] = st.tx_bytes; in rtnl_link_info_parse()
362 link->l_stats[RTNL_LINK_RX_ERRORS] = st.rx_errors; in rtnl_link_info_parse()
363 link->l_stats[RTNL_LINK_TX_ERRORS] = st.tx_errors; in rtnl_link_info_parse()
364 link->l_stats[RTNL_LINK_RX_DROPPED] = st.rx_dropped; in rtnl_link_info_parse()
365 link->l_stats[RTNL_LINK_TX_DROPPED] = st.tx_dropped; in rtnl_link_info_parse()
366 link->l_stats[RTNL_LINK_MULTICAST] = st.multicast; in rtnl_link_info_parse()
367 link->l_stats[RTNL_LINK_COLLISIONS] = st.collisions; in rtnl_link_info_parse()
369 link->l_stats[RTNL_LINK_RX_LEN_ERR] = st.rx_length_errors; in rtnl_link_info_parse()
370 link->l_stats[RTNL_LINK_RX_OVER_ERR] = st.rx_over_errors; in rtnl_link_info_parse()
371 link->l_stats[RTNL_LINK_RX_CRC_ERR] = st.rx_crc_errors; in rtnl_link_info_parse()
372 link->l_stats[RTNL_LINK_RX_FRAME_ERR] = st.rx_frame_errors; in rtnl_link_info_parse()
373 link->l_stats[RTNL_LINK_RX_FIFO_ERR] = st.rx_fifo_errors; in rtnl_link_info_parse()
374 link->l_stats[RTNL_LINK_RX_MISSED_ERR] = st.rx_missed_errors; in rtnl_link_info_parse()
376 link->l_stats[RTNL_LINK_TX_ABORT_ERR] = st.tx_aborted_errors; in rtnl_link_info_parse()
377 link->l_stats[RTNL_LINK_TX_CARRIER_ERR] = st.tx_carrier_errors; in rtnl_link_info_parse()
378 link->l_stats[RTNL_LINK_TX_FIFO_ERR] = st.tx_fifo_errors; in rtnl_link_info_parse()
379 link->l_stats[RTNL_LINK_TX_HBEAT_ERR] = st.tx_heartbeat_errors; in rtnl_link_info_parse()
380 link->l_stats[RTNL_LINK_TX_WIN_ERR] = st.tx_window_errors; in rtnl_link_info_parse()
382 link->l_stats[RTNL_LINK_RX_COMPRESSED] = st.rx_compressed; in rtnl_link_info_parse()
383 link->l_stats[RTNL_LINK_TX_COMPRESSED] = st.tx_compressed; in rtnl_link_info_parse()
385 link->ce_mask |= LINK_ATTR_STATS; in rtnl_link_info_parse()
389 link->l_txqlen = nla_get_u32(tb[IFLA_TXQLEN]); in rtnl_link_info_parse()
390 link->ce_mask |= LINK_ATTR_TXQLEN; in rtnl_link_info_parse()
394 link->l_mtu = nla_get_u32(tb[IFLA_MTU]); in rtnl_link_info_parse()
395 link->ce_mask |= LINK_ATTR_MTU; in rtnl_link_info_parse()
399 link->l_addr = nl_addr_alloc_attr(tb[IFLA_ADDRESS], AF_UNSPEC); in rtnl_link_info_parse()
400 if (link->l_addr == NULL) in rtnl_link_info_parse()
402 nl_addr_set_family(link->l_addr, in rtnl_link_info_parse()
403 nl_addr_guess_family(link->l_addr)); in rtnl_link_info_parse()
404 link->ce_mask |= LINK_ATTR_ADDR; in rtnl_link_info_parse()
408 link->l_bcast = nl_addr_alloc_attr(tb[IFLA_BROADCAST], in rtnl_link_info_parse()
410 if (link->l_bcast == NULL) in rtnl_link_info_parse()
412 nl_addr_set_family(link->l_bcast, in rtnl_link_info_parse()
413 nl_addr_guess_family(link->l_bcast)); in rtnl_link_info_parse()
414 link->ce_mask |= LINK_ATTR_BRD; in rtnl_link_info_parse()
418 link->l_link = nla_get_u32(tb[IFLA_LINK]); in rtnl_link_info_parse()
419 link->ce_mask |= LINK_ATTR_LINK; in rtnl_link_info_parse()
423 link->l_weight = nla_get_u32(tb[IFLA_WEIGHT]); in rtnl_link_info_parse()
424 link->ce_mask |= LINK_ATTR_WEIGHT; in rtnl_link_info_parse()
428 nla_strlcpy(link->l_qdisc, tb[IFLA_QDISC], IFQDISCSIZ); in rtnl_link_info_parse()
429 link->ce_mask |= LINK_ATTR_QDISC; in rtnl_link_info_parse()
433 nla_memcpy(&link->l_map, tb[IFLA_MAP], in rtnl_link_info_parse()
435 link->ce_mask |= LINK_ATTR_MAP; in rtnl_link_info_parse()
439 link->l_master = nla_get_u32(tb[IFLA_MASTER]); in rtnl_link_info_parse()
440 link->ce_mask |= LINK_ATTR_MASTER; in rtnl_link_info_parse()
444 link->l_carrier = nla_get_u8(tb[IFLA_CARRIER]); in rtnl_link_info_parse()
445 link->ce_mask |= LINK_ATTR_CARRIER; in rtnl_link_info_parse()
449 link->l_operstate = nla_get_u8(tb[IFLA_OPERSTATE]); in rtnl_link_info_parse()
450 link->ce_mask |= LINK_ATTR_OPERSTATE; in rtnl_link_info_parse()
454 link->l_linkmode = nla_get_u8(tb[IFLA_LINKMODE]); in rtnl_link_info_parse()
455 link->ce_mask |= LINK_ATTR_LINKMODE; in rtnl_link_info_parse()
459 link->l_ifalias = nla_strdup(tb[IFLA_IFALIAS]); in rtnl_link_info_parse()
460 if (link->l_ifalias == NULL) in rtnl_link_info_parse()
462 link->ce_mask |= LINK_ATTR_IFALIAS; in rtnl_link_info_parse()
466 link->l_ns_fd = nla_get_u32(tb[IFLA_NET_NS_FD]); in rtnl_link_info_parse()
467 link->ce_mask |= LINK_ATTR_NS_FD; in rtnl_link_info_parse()
471 link->l_ns_pid = nla_get_u32(tb[IFLA_NET_NS_PID]); in rtnl_link_info_parse()
472 link->ce_mask |= LINK_ATTR_NS_PID; in rtnl_link_info_parse()
481 struct rtnl_link *link; in link_msg_parser() local
490 link = rtnl_link_alloc(); in link_msg_parser()
491 if (link == NULL) { in link_msg_parser()
496 link->ce_msgtype = n->nlmsg_type; in link_msg_parser()
502 link->l_family = family = ifi->ifi_family; in link_msg_parser()
503 link->l_arptype = ifi->ifi_type; in link_msg_parser()
504 link->l_index = ifi->ifi_index; in link_msg_parser()
505 link->l_flags = ifi->ifi_flags; in link_msg_parser()
506 link->l_change = ifi->ifi_change; in link_msg_parser()
507 link->ce_mask = (LINK_ATTR_IFNAME | LINK_ATTR_FAMILY | in link_msg_parser()
511 if ((af_ops = af_lookup_and_alloc(link, family))) { in link_msg_parser()
518 link->l_af_ops = af_ops; in link_msg_parser()
525 err = rtnl_link_info_parse(link, tb); in link_msg_parser()
530 link->l_num_vf = nla_get_u32(tb[IFLA_NUM_VF]); in link_msg_parser()
531 link->ce_mask |= LINK_ATTR_NUM_VF; in link_msg_parser()
547 err = rtnl_link_set_type(link, kind); in link_msg_parser()
552 !af_ops && (af_ops = af_lookup_and_alloc(link, af))) { in link_msg_parser()
557 link->l_family = family = af; in link_msg_parser()
558 link->l_af_ops = af_ops; in link_msg_parser()
562 link->l_info_ops = ops; in link_msg_parser()
567 err = ops->io_parse(link, li[IFLA_INFO_DATA], in link_msg_parser()
576 link->ce_mask |= LINK_ATTR_LINKINFO; in link_msg_parser()
580 err = af_ops->ao_parse_protinfo(link, tb[IFLA_PROTINFO], in link_msg_parser()
581 link->l_af_data[link->l_family]); in link_msg_parser()
584 link->ce_mask |= LINK_ATTR_PROTINFO; in link_msg_parser()
592 af_ops = af_lookup_and_alloc(link, nla_type(af_attr)); in link_msg_parser()
594 char *af_data = link->l_af_data[nla_type(af_attr)]; in link_msg_parser()
596 err = af_ops->ao_parse_af(link, af_attr, af_data); in link_msg_parser()
602 link->ce_mask |= LINK_ATTR_AF_SPEC; in link_msg_parser()
606 link->l_promiscuity = nla_get_u32(tb[IFLA_PROMISCUITY]); in link_msg_parser()
607 link->ce_mask |= LINK_ATTR_PROMISCUITY; in link_msg_parser()
611 link->l_num_tx_queues = nla_get_u32(tb[IFLA_NUM_TX_QUEUES]); in link_msg_parser()
612 link->ce_mask |= LINK_ATTR_NUM_TX_QUEUES; in link_msg_parser()
616 link->l_num_rx_queues = nla_get_u32(tb[IFLA_NUM_RX_QUEUES]); in link_msg_parser()
617 link->ce_mask |= LINK_ATTR_NUM_RX_QUEUES; in link_msg_parser()
621 link->l_group = nla_get_u32(tb[IFLA_GROUP]); in link_msg_parser()
622 link->ce_mask |= LINK_ATTR_GROUP; in link_msg_parser()
626 link->l_phys_port_id = nl_data_alloc_attr(tb[IFLA_PHYS_PORT_ID]); in link_msg_parser()
627 if (link->l_phys_port_id == NULL) { in link_msg_parser()
631 link->ce_mask |= LINK_ATTR_PHYS_PORT_ID; in link_msg_parser()
634 err = pp->pp_cb((struct nl_object *) link, pp); in link_msg_parser()
637 rtnl_link_put(link); in link_msg_parser()
652 struct rtnl_link *link = (struct rtnl_link *) obj; in link_dump_line() local
656 cache = nl_cache_mngt_require_safe("route/link"); in link_dump_line()
660 nl_dump_line(p, "%s %s ", link->l_name, in link_dump_line()
661 nl_llproto2str(link->l_arptype, buf, sizeof(buf))); in link_dump_line()
663 if (link->l_addr && !nl_addr_iszero(link->l_addr)) in link_dump_line()
664 nl_dump(p, "%s ", nl_addr2str(link->l_addr, buf, sizeof(buf))); in link_dump_line()
666 if (link->ce_mask & LINK_ATTR_MASTER) { in link_dump_line()
668 struct rtnl_link *master = rtnl_link_get(cache, link->l_master); in link_dump_line()
673 nl_dump(p, "master %d ", link->l_master); in link_dump_line()
676 rtnl_link_flags2str(link->l_flags, buf, sizeof(buf)); in link_dump_line()
680 if (link->ce_mask & LINK_ATTR_LINK) { in link_dump_line()
682 struct rtnl_link *ll = rtnl_link_get(cache, link->l_link); in link_dump_line()
687 nl_dump(p, "slave-of %d ", link->l_link); in link_dump_line()
690 if (link->ce_mask & LINK_ATTR_GROUP) in link_dump_line()
691 nl_dump(p, "group %u ", link->l_group); in link_dump_line()
693 if (link->l_info_ops && link->l_info_ops->io_dump[NL_DUMP_LINE]) in link_dump_line()
694 link->l_info_ops->io_dump[NL_DUMP_LINE](link, p); in link_dump_line()
696 do_foreach_af(link, af_dump_line, p); in link_dump_line()
706 struct rtnl_link *link = (struct rtnl_link *) obj; in link_dump_details() local
711 nl_dump_line(p, " mtu %u ", link->l_mtu); in link_dump_details()
712 nl_dump(p, "txqlen %u weight %u ", link->l_txqlen, link->l_weight); in link_dump_details()
714 if (link->ce_mask & LINK_ATTR_QDISC) in link_dump_details()
715 nl_dump(p, "qdisc %s ", link->l_qdisc); in link_dump_details()
717 if (link->ce_mask & LINK_ATTR_MAP && link->l_map.lm_irq) in link_dump_details()
718 nl_dump(p, "irq %u ", link->l_map.lm_irq); in link_dump_details()
720 if (link->ce_mask & LINK_ATTR_IFINDEX) in link_dump_details()
721 nl_dump(p, "index %u ", link->l_index); in link_dump_details()
723 if (link->ce_mask & LINK_ATTR_PROMISCUITY && link->l_promiscuity > 0) in link_dump_details()
724 nl_dump(p, "promisc-mode (%u users) ", link->l_promiscuity); in link_dump_details()
728 if (link->ce_mask & LINK_ATTR_IFALIAS) in link_dump_details()
729 nl_dump_line(p, " alias %s\n", link->l_ifalias); in link_dump_details()
733 if (link->ce_mask & LINK_ATTR_NUM_TX_QUEUES) in link_dump_details()
734 nl_dump(p, "txq %u ", link->l_num_tx_queues); in link_dump_details()
736 if (link->ce_mask & LINK_ATTR_NUM_RX_QUEUES) in link_dump_details()
737 nl_dump(p, "rxq %u ", link->l_num_rx_queues); in link_dump_details()
739 if (link->ce_mask & LINK_ATTR_BRD) in link_dump_details()
740 nl_dump(p, "brd %s ", nl_addr2str(link->l_bcast, buf, in link_dump_details()
743 if ((link->ce_mask & LINK_ATTR_OPERSTATE) && in link_dump_details()
744 link->l_operstate != IF_OPER_UNKNOWN) { in link_dump_details()
745 rtnl_link_operstate2str(link->l_operstate, buf, sizeof(buf)); in link_dump_details()
749 if (link->ce_mask & LINK_ATTR_NUM_VF) in link_dump_details()
750 nl_dump(p, "num-vf %u ", link->l_num_vf); in link_dump_details()
753 rtnl_link_mode2str(link->l_linkmode, buf, sizeof(buf))); in link_dump_details()
756 rtnl_link_carrier2str(link->l_carrier, buf, sizeof(buf))); in link_dump_details()
760 if (link->l_info_ops && link->l_info_ops->io_dump[NL_DUMP_DETAILS]) in link_dump_details()
761 link->l_info_ops->io_dump[NL_DUMP_DETAILS](link, p); in link_dump_details()
763 do_foreach_af(link, af_dump_details, p); in link_dump_details()
768 struct rtnl_link *link = (struct rtnl_link *) obj; in link_dump_stats() local
777 res = nl_cancel_down_bytes(link->l_stats[RTNL_LINK_RX_BYTES], &unit); in link_dump_stats()
783 link->l_stats[RTNL_LINK_RX_PACKETS], in link_dump_stats()
784 link->l_stats[RTNL_LINK_RX_ERRORS], in link_dump_stats()
785 link->l_stats[RTNL_LINK_RX_DROPPED], in link_dump_stats()
786 link->l_stats[RTNL_LINK_RX_FIFO_ERR], in link_dump_stats()
787 link->l_stats[RTNL_LINK_RX_COMPRESSED]); in link_dump_stats()
789 res = nl_cancel_down_bytes(link->l_stats[RTNL_LINK_TX_BYTES], &unit); in link_dump_stats()
795 link->l_stats[RTNL_LINK_TX_PACKETS], in link_dump_stats()
796 link->l_stats[RTNL_LINK_TX_ERRORS], in link_dump_stats()
797 link->l_stats[RTNL_LINK_TX_DROPPED], in link_dump_stats()
798 link->l_stats[RTNL_LINK_TX_FIFO_ERR], in link_dump_stats()
799 link->l_stats[RTNL_LINK_TX_COMPRESSED]); in link_dump_stats()
807 link->l_stats[RTNL_LINK_RX_LEN_ERR], in link_dump_stats()
808 link->l_stats[RTNL_LINK_RX_OVER_ERR], in link_dump_stats()
809 link->l_stats[RTNL_LINK_RX_CRC_ERR], in link_dump_stats()
810 link->l_stats[RTNL_LINK_RX_FRAME_ERR], in link_dump_stats()
811 link->l_stats[RTNL_LINK_RX_MISSED_ERR], in link_dump_stats()
812 link->l_stats[RTNL_LINK_MULTICAST]); in link_dump_stats()
819 link->l_stats[RTNL_LINK_TX_ABORT_ERR], in link_dump_stats()
820 link->l_stats[RTNL_LINK_TX_CARRIER_ERR], in link_dump_stats()
821 link->l_stats[RTNL_LINK_TX_HBEAT_ERR], in link_dump_stats()
822 link->l_stats[RTNL_LINK_TX_WIN_ERR], in link_dump_stats()
823 link->l_stats[RTNL_LINK_COLLISIONS]); in link_dump_stats()
825 if (link->l_info_ops && link->l_info_ops->io_dump[NL_DUMP_STATS]) in link_dump_stats()
826 link->l_info_ops->io_dump[NL_DUMP_STATS](link, p); in link_dump_stats()
828 do_foreach_af(link, af_dump_stats, p); in link_dump_stats()
859 dp_dump_line(p, line++, "link %s changed state to %s.\n",
864 dp_dump(p, "link %s %s promiscuous mode.\n",
869 dp_dump_line(p, line++, "link %s sent unknown event.\n",
881 struct rtnl_link *link = (struct rtnl_link *) obj; in link_keygen() local
889 lkey.l_index = link->l_index; in link_keygen()
890 lkey.l_family = link->l_family; in link_keygen()
894 NL_DBG(5, "link %p key (dev %d fam %d) keysz %d, hash 0x%x\n", in link_keygen()
895 link, lkey.l_index, lkey.l_family, lkey_sz, *hashkey); in link_keygen()
911 diff |= LINK_DIFF(LINK, a->l_link != b->l_link); in link_compare()
955 __ADD(LINK_ATTR_LINK, link)
995 * Allocate link cache and fill in all configured links.
997 * @arg family Link address family or AF_UNSPEC
1000 * Allocates and initializes a new link cache. If \c sk is valid, a netlink
1003 * the operation succeeds, the resulting cache will contain a link object for
1004 * each link configured in the kernel. If \c sk is NULL, returns 0 but the
1039 * Lookup link in cache by interface index
1040 * @arg cache Link cache
1043 * Searches through the provided cache looking for a link with matching
1046 * @attention The reference counter of the returned link object will be
1051 * @return Link object or NULL if no match was found.
1055 struct rtnl_link *link; in rtnl_link_get() local
1060 nl_list_for_each_entry(link, &cache->c_items, ce_list) { in rtnl_link_get()
1061 if (link->l_index == ifindex) { in rtnl_link_get()
1062 nl_object_get((struct nl_object *) link); in rtnl_link_get()
1063 return link; in rtnl_link_get()
1071 * Lookup link in cache by link name
1072 * @arg cache Link cache
1073 * @arg name Name of link
1075 * Searches through the provided cache looking for a link with matching
1076 * link name
1078 * @attention The reference counter of the returned link object will be
1083 * @return Link object or NULL if no match was found.
1088 struct rtnl_link *link; in rtnl_link_get_by_name() local
1093 nl_list_for_each_entry(link, &cache->c_items, ce_list) { in rtnl_link_get_by_name()
1094 if (!strcmp(name, link->l_name)) { in rtnl_link_get_by_name()
1095 nl_object_get((struct nl_object *) link); in rtnl_link_get_by_name()
1096 return link; in rtnl_link_get_by_name()
1106 * @arg name Name of link
1151 * Get a link object directly from kernel
1154 * @arg name Name of link
1155 * @arg result Pointer to store resulting link object
1158 * a specific link directly from the kernel. The returned answer is
1160 * pointer or -NLE_OBJ_NOTFOUND is returned if no matching link was
1163 * @route_doc{link_direct_lookup, Lookup Single Link (Direct Lookup)}
1184 /* We have used link_msg_parser(), object is definitely a link */ in rtnl_link_get_kernel()
1195 * Translate interface index to corresponding link name
1196 * @arg cache Link cache
1202 * link name and stores the name in the destination string.
1204 * @route_doc{link_translate_ifindex, Translating interface index to link name}
1206 * @return Name of link or NULL if no match was found.
1211 struct rtnl_link *link = rtnl_link_get(cache, ifindex); in rtnl_link_i2name() local
1213 if (link) { in rtnl_link_i2name()
1214 strncpy(dst, link->l_name, len - 1); in rtnl_link_i2name()
1215 rtnl_link_put(link); in rtnl_link_i2name()
1223 * Translate link name to corresponding interface index
1224 * @arg cache Link cache
1225 * @arg name Name of link
1227 * @route_doc{link_translate_ifindex, Translating interface index to link name}
1234 struct rtnl_link *link; in rtnl_link_name2i() local
1236 link = rtnl_link_get_by_name(cache, name); in rtnl_link_name2i()
1237 if (link) { in rtnl_link_name2i()
1238 ifindex = link->l_index; in rtnl_link_name2i()
1239 rtnl_link_put(link); in rtnl_link_name2i()
1247 int rtnl_link_fill_info(struct nl_msg *msg, struct rtnl_link *link) in rtnl_link_fill_info() argument
1249 if (link->ce_mask & LINK_ATTR_ADDR) in rtnl_link_fill_info()
1250 NLA_PUT_ADDR(msg, IFLA_ADDRESS, link->l_addr); in rtnl_link_fill_info()
1252 if (link->ce_mask & LINK_ATTR_BRD) in rtnl_link_fill_info()
1253 NLA_PUT_ADDR(msg, IFLA_BROADCAST, link->l_bcast); in rtnl_link_fill_info()
1255 if (link->ce_mask & LINK_ATTR_MTU) in rtnl_link_fill_info()
1256 NLA_PUT_U32(msg, IFLA_MTU, link->l_mtu); in rtnl_link_fill_info()
1258 if (link->ce_mask & LINK_ATTR_TXQLEN) in rtnl_link_fill_info()
1259 NLA_PUT_U32(msg, IFLA_TXQLEN, link->l_txqlen); in rtnl_link_fill_info()
1261 if (link->ce_mask & LINK_ATTR_WEIGHT) in rtnl_link_fill_info()
1262 NLA_PUT_U32(msg, IFLA_WEIGHT, link->l_weight); in rtnl_link_fill_info()
1264 if (link->ce_mask & LINK_ATTR_IFNAME) in rtnl_link_fill_info()
1265 NLA_PUT_STRING(msg, IFLA_IFNAME, link->l_name); in rtnl_link_fill_info()
1267 if (link->ce_mask & LINK_ATTR_OPERSTATE) in rtnl_link_fill_info()
1268 NLA_PUT_U8(msg, IFLA_OPERSTATE, link->l_operstate); in rtnl_link_fill_info()
1270 if (link->ce_mask & LINK_ATTR_CARRIER) in rtnl_link_fill_info()
1271 NLA_PUT_U8(msg, IFLA_CARRIER, link->l_carrier); in rtnl_link_fill_info()
1273 if (link->ce_mask & LINK_ATTR_LINKMODE) in rtnl_link_fill_info()
1274 NLA_PUT_U8(msg, IFLA_LINKMODE, link->l_linkmode); in rtnl_link_fill_info()
1276 if (link->ce_mask & LINK_ATTR_IFALIAS) in rtnl_link_fill_info()
1277 NLA_PUT_STRING(msg, IFLA_IFALIAS, link->l_ifalias); in rtnl_link_fill_info()
1279 if (link->ce_mask & LINK_ATTR_LINK) in rtnl_link_fill_info()
1280 NLA_PUT_U32(msg, IFLA_LINK, link->l_link); in rtnl_link_fill_info()
1282 if (link->ce_mask & LINK_ATTR_MASTER) in rtnl_link_fill_info()
1283 NLA_PUT_U32(msg, IFLA_MASTER, link->l_master); in rtnl_link_fill_info()
1285 if (link->ce_mask & LINK_ATTR_NUM_TX_QUEUES) in rtnl_link_fill_info()
1286 NLA_PUT_U32(msg, IFLA_NUM_TX_QUEUES, link->l_num_tx_queues); in rtnl_link_fill_info()
1288 if (link->ce_mask & LINK_ATTR_NUM_RX_QUEUES) in rtnl_link_fill_info()
1289 NLA_PUT_U32(msg, IFLA_NUM_RX_QUEUES, link->l_num_rx_queues); in rtnl_link_fill_info()
1291 if (link->ce_mask & LINK_ATTR_NS_FD) in rtnl_link_fill_info()
1292 NLA_PUT_U32(msg, IFLA_NET_NS_FD, link->l_ns_fd); in rtnl_link_fill_info()
1294 if (link->ce_mask & LINK_ATTR_NS_PID) in rtnl_link_fill_info()
1295 NLA_PUT_U32(msg, IFLA_NET_NS_PID, link->l_ns_pid); in rtnl_link_fill_info()
1304 struct rtnl_link *link, int flags, struct nl_msg **result) in build_link_msg() argument
1316 if (rtnl_link_fill_info(msg, link)) in build_link_msg()
1319 if (link->ce_mask & LINK_ATTR_GROUP) in build_link_msg()
1320 NLA_PUT_U32(msg, IFLA_GROUP, link->l_group); in build_link_msg()
1322 if (link->ce_mask & LINK_ATTR_LINKINFO) { in build_link_msg()
1328 NLA_PUT_STRING(msg, IFLA_INFO_KIND, link->l_info_kind); in build_link_msg()
1330 if (link->l_info_ops) { in build_link_msg()
1331 if (link->l_info_ops->io_put_attrs && in build_link_msg()
1332 link->l_info_ops->io_put_attrs(msg, link) < 0) in build_link_msg()
1342 if (do_foreach_af(link, af_fill, msg) < 0) in build_link_msg()
1361 * Build a netlink message requesting the addition of new virtual link
1362 * @arg link new link to add
1376 int rtnl_link_build_add_request(struct rtnl_link *link, int flags, in rtnl_link_build_add_request() argument
1380 .ifi_family = link->l_family, in rtnl_link_build_add_request()
1381 .ifi_index = link->l_index, in rtnl_link_build_add_request()
1382 .ifi_flags = link->l_flags, in rtnl_link_build_add_request()
1385 return build_link_msg(RTM_NEWLINK, &ifi, link, flags, result); in rtnl_link_build_add_request()
1389 * Add virtual link
1391 * @arg link new link to add
1395 * a new virtual link.
1405 int rtnl_link_add(struct nl_sock *sk, struct rtnl_link *link, int flags) in rtnl_link_add() argument
1410 err = rtnl_link_build_add_request(link, flags, &msg); in rtnl_link_add()
1418 * Build a netlink message requesting the modification of link
1419 * @arg orig original link to change
1420 * @arg changes link containing the changes to be made
1432 * to RTM_SETLINK (does not allow changing link info attributes) to
1453 APPBUG("link change: family is immutable"); in rtnl_link_build_change_request()
1474 * Change link
1476 * @arg orig original link to be changed
1477 * @arg changes link containing the changes to be made
1481 * a network link. If -EOPNOTSUPP is returned by the kernel, the
1485 * The link to be changed is looked up based on the interface index
1486 * supplied in the \p orig link. Optionaly the link name is used but
1488 * link name will result in the link name being changed.
1490 * If no matching link exists, the function will return
1499 * @note The link name can only be changed if the link has been put
1538 * Build a netlink message requesting the deletion of a link
1539 * @arg link Link to delete
1550 int rtnl_link_build_delete_request(const struct rtnl_link *link, in rtnl_link_build_delete_request() argument
1555 .ifi_index = link->l_index, in rtnl_link_build_delete_request()
1558 if (!(link->ce_mask & (LINK_ATTR_IFINDEX | LINK_ATTR_IFNAME))) { in rtnl_link_build_delete_request()
1569 if (link->ce_mask & LINK_ATTR_IFNAME) in rtnl_link_build_delete_request()
1570 NLA_PUT_STRING(msg, IFLA_IFNAME, link->l_name); in rtnl_link_build_delete_request()
1581 * Delete link
1583 * @arg link Link to delete
1586 * a network link which has been previously added to the kernel and
1589 * If no matching link exists, the function will return
1604 int rtnl_link_delete(struct nl_sock *sk, const struct rtnl_link *link) in rtnl_link_delete() argument
1609 if ((err = rtnl_link_build_delete_request(link, &msg)) < 0) in rtnl_link_delete()
1618 * @name Link Object
1623 * Allocate link object
1626 * @return New link object or NULL if allocation failed
1634 * Return a link object reference
1635 * @arg link Link object
1637 void rtnl_link_put(struct rtnl_link *link) in rtnl_link_put() argument
1639 nl_object_put((struct nl_object *) link); in rtnl_link_put()
1643 * Set name of link object
1644 * @arg link Link object
1647 * @note To change the name of a link in the kernel, set the interface
1648 * index to the link you wish to change, modify the link name using
1649 * this function and pass the link object to rtnl_link_change() or
1652 * @route_doc{link_attr_name, Link Name}
1656 void rtnl_link_set_name(struct rtnl_link *link, const char *name) in rtnl_link_set_name() argument
1658 strncpy(link->l_name, name, sizeof(link->l_name) - 1); in rtnl_link_set_name()
1659 link->ce_mask |= LINK_ATTR_IFNAME; in rtnl_link_set_name()
1663 * Return name of link object
1664 * @arg link Link object
1666 * @route_doc{link_attr_name, Link Name}
1668 * @return Link name or NULL if name is not specified
1670 char *rtnl_link_get_name(struct rtnl_link *link) in rtnl_link_get_name() argument
1672 return link->ce_mask & LINK_ATTR_IFNAME ? link->l_name : NULL; in rtnl_link_get_name()
1676 * Set the group identifier of a link object
1677 * @arg link Link object
1680 void rtnl_link_set_group(struct rtnl_link *link, uint32_t group) in rtnl_link_set_group() argument
1682 link->l_group = group; in rtnl_link_set_group()
1683 link->ce_mask |= LINK_ATTR_GROUP; in rtnl_link_set_group()
1687 * Return the group identifier of link object
1688 * @arg link Link object
1692 uint32_t rtnl_link_get_group(struct rtnl_link *link) in rtnl_link_get_group() argument
1694 return link->l_group; in rtnl_link_get_group()
1697 static inline void __assign_addr(struct rtnl_link *link, struct nl_addr **pos, in __assign_addr() argument
1706 link->ce_mask |= flag; in __assign_addr()
1710 * Set link layer address of link object
1711 * @arg link Link object
1712 * @arg addr New link layer address
1715 * and overwrites any existing link layer address previously assigned.
1717 * @route_doc{link_attr_address, Link layer address}
1720 void rtnl_link_set_addr(struct rtnl_link *link, struct nl_addr *addr) in rtnl_link_set_addr() argument
1722 __assign_addr(link, &link->l_addr, addr, LINK_ATTR_ADDR); in rtnl_link_set_addr()
1726 * Return link layer address of link object
1727 * @arg link Link object
1730 * @route_doc{link_attr_address, Link Layer Address}
1732 * @return Link layer address or NULL if not set.
1734 struct nl_addr *rtnl_link_get_addr(struct rtnl_link *link) in rtnl_link_get_addr() argument
1736 return link->ce_mask & LINK_ATTR_ADDR ? link->l_addr : NULL; in rtnl_link_get_addr()
1740 * Set link layer broadcast address of link object
1741 * @arg link Link object
1745 * and overwrites any existing link layer broadcast address previously
1748 * @route_doc{link_attr_broadcast, Link Layer Broadcast Address}
1751 void rtnl_link_set_broadcast(struct rtnl_link *link, struct nl_addr *addr) in rtnl_link_set_broadcast() argument
1753 __assign_addr(link, &link->l_bcast, addr, LINK_ATTR_BRD); in rtnl_link_set_broadcast()
1757 * Return link layer broadcast address of link object
1758 * @arg link Link object
1761 * @route_doc{link_attr_address, Link Layer Address}
1763 * @return Link layer address or NULL if not set.
1765 struct nl_addr *rtnl_link_get_broadcast(struct rtnl_link *link) in rtnl_link_get_broadcast() argument
1767 return link->ce_mask & LINK_ATTR_BRD ? link->l_bcast : NULL; in rtnl_link_get_broadcast()
1771 * Set flags of link object
1772 * @arg link Link object
1778 void rtnl_link_set_flags(struct rtnl_link *link, unsigned int flags) in rtnl_link_set_flags() argument
1780 link->l_flag_mask |= flags; in rtnl_link_set_flags()
1781 link->l_flags |= flags; in rtnl_link_set_flags()
1782 link->ce_mask |= LINK_ATTR_FLAGS; in rtnl_link_set_flags()
1786 * Unset flags of link object
1787 * @arg link Link object
1793 void rtnl_link_unset_flags(struct rtnl_link *link, unsigned int flags) in rtnl_link_unset_flags() argument
1795 link->l_flag_mask |= flags; in rtnl_link_unset_flags()
1796 link->l_flags &= ~flags; in rtnl_link_unset_flags()
1797 link->ce_mask |= LINK_ATTR_FLAGS; in rtnl_link_unset_flags()
1801 * Return flags of link object
1802 * @arg link Link object
1804 * @route_doc{link_attr_flags, Link Flags}
1807 * @return Link flags or 0 if none have been set.
1809 unsigned int rtnl_link_get_flags(struct rtnl_link *link) in rtnl_link_get_flags() argument
1811 return link->l_flags; in rtnl_link_get_flags()
1815 * Set address family of link object
1819 void rtnl_link_set_family(struct rtnl_link *link, int family) in rtnl_link_set_family() argument
1821 link->l_family = family; in rtnl_link_set_family()
1822 link->ce_mask |= LINK_ATTR_FAMILY; in rtnl_link_set_family()
1824 if (link->l_af_ops) { in rtnl_link_set_family()
1825 af_free(link, link->l_af_ops, in rtnl_link_set_family()
1826 link->l_af_data[link->l_af_ops->ao_family], NULL); in rtnl_link_set_family()
1827 link->l_af_data[link->l_af_ops->ao_family] = NULL; in rtnl_link_set_family()
1830 link->l_af_ops = af_lookup_and_alloc(link, family); in rtnl_link_set_family()
1834 * Return address family of link object
1835 * @arg link Link object
1840 int rtnl_link_get_family(struct rtnl_link *link) in rtnl_link_get_family() argument
1842 return link->ce_mask & LINK_ATTR_FAMILY ? link->l_family : AF_UNSPEC; in rtnl_link_get_family()
1846 * Set hardware type of link object
1847 * @arg link Link object
1854 void rtnl_link_set_arptype(struct rtnl_link *link, unsigned int arptype) in rtnl_link_set_arptype() argument
1856 link->l_arptype = arptype; in rtnl_link_set_arptype()
1857 link->ce_mask |= LINK_ATTR_ARPTYPE; in rtnl_link_set_arptype()
1861 * Get hardware type of link object
1862 * @arg link Link object
1868 unsigned int rtnl_link_get_arptype(struct rtnl_link *link) in rtnl_link_get_arptype() argument
1870 if (link->ce_mask & LINK_ATTR_ARPTYPE) in rtnl_link_get_arptype()
1871 return link->l_arptype; in rtnl_link_get_arptype()
1877 * Set interface index of link object
1878 * @arg link Link object
1884 void rtnl_link_set_ifindex(struct rtnl_link *link, int ifindex) in rtnl_link_set_ifindex() argument
1886 link->l_index = ifindex; in rtnl_link_set_ifindex()
1887 link->ce_mask |= LINK_ATTR_IFINDEX; in rtnl_link_set_ifindex()
1892 * Return interface index of link object
1893 * @arg link Link object
1899 int rtnl_link_get_ifindex(struct rtnl_link *link) in rtnl_link_get_ifindex() argument
1901 return link->l_index; in rtnl_link_get_ifindex()
1905 * Set Maximum Transmission Unit of link object
1906 * @arg link Link object
1912 void rtnl_link_set_mtu(struct rtnl_link *link, unsigned int mtu) in rtnl_link_set_mtu() argument
1914 link->l_mtu = mtu; in rtnl_link_set_mtu()
1915 link->ce_mask |= LINK_ATTR_MTU; in rtnl_link_set_mtu()
1919 * Return maximum transmission unit of link object
1920 * @arg link Link object
1926 unsigned int rtnl_link_get_mtu(struct rtnl_link *link) in rtnl_link_get_mtu() argument
1928 return link->l_mtu; in rtnl_link_get_mtu()
1933 * @arg link Link object
1936 * The unit is dependant on the link type. The most common units is number
1941 void rtnl_link_set_txqlen(struct rtnl_link *link, unsigned int txqlen) in rtnl_link_set_txqlen() argument
1943 link->l_txqlen = txqlen; in rtnl_link_set_txqlen()
1944 link->ce_mask |= LINK_ATTR_TXQLEN; in rtnl_link_set_txqlen()
1949 * @arg link Link object
1951 * The unit is dependant on the link type. The most common units is number
1957 unsigned int rtnl_link_get_txqlen(struct rtnl_link *link) in rtnl_link_get_txqlen() argument
1959 return link->ce_mask & LINK_ATTR_TXQLEN ? link->l_txqlen : 0; in rtnl_link_get_txqlen()
1962 void rtnl_link_set_link(struct rtnl_link *link, int ifindex) in rtnl_link_set_link() argument
1964 link->l_link = ifindex; in rtnl_link_set_link()
1965 link->ce_mask |= LINK_ATTR_LINK; in rtnl_link_set_link()
1968 int rtnl_link_get_link(struct rtnl_link *link) in rtnl_link_get_link() argument
1970 return link->l_link; in rtnl_link_get_link()
1974 * Set master link of link object
1975 * @arg link Link object
1976 * @arg ifindex Interface index of master link
1980 void rtnl_link_set_master(struct rtnl_link *link, int ifindex) in rtnl_link_set_master() argument
1982 link->l_master = ifindex; in rtnl_link_set_master()
1983 link->ce_mask |= LINK_ATTR_MASTER; in rtnl_link_set_master()
1987 * Return master link of link object
1988 * @arg link Link object
1991 * @return Interface index of master link or 0 if not specified
1993 int rtnl_link_get_master(struct rtnl_link *link) in rtnl_link_get_master() argument
1995 return link->l_master; in rtnl_link_get_master()
1999 * Set carrier of link object
2000 * @arg link Link object
2005 void rtnl_link_set_carrier(struct rtnl_link *link, uint8_t status) in rtnl_link_set_carrier() argument
2007 link->l_carrier = status; in rtnl_link_set_carrier()
2008 link->ce_mask |= LINK_ATTR_CARRIER; in rtnl_link_set_carrier()
2012 * Return carrier status of link object
2013 * @arg link Link object
2018 uint8_t rtnl_link_get_carrier(struct rtnl_link *link) in rtnl_link_get_carrier() argument
2020 return link->l_carrier; in rtnl_link_get_carrier()
2024 * Set operational status of link object
2025 * @arg link Link object
2031 void rtnl_link_set_operstate(struct rtnl_link *link, uint8_t status) in rtnl_link_set_operstate() argument
2033 link->l_operstate = status; in rtnl_link_set_operstate()
2034 link->ce_mask |= LINK_ATTR_OPERSTATE; in rtnl_link_set_operstate()
2038 * Return operational status of link object
2039 * @arg link Link object
2045 uint8_t rtnl_link_get_operstate(struct rtnl_link *link) in rtnl_link_get_operstate() argument
2047 return link->l_operstate; in rtnl_link_get_operstate()
2051 * Set link mode of link object
2052 * @arg link Link object
2053 * @arg mode New link mode
2058 void rtnl_link_set_linkmode(struct rtnl_link *link, uint8_t mode) in rtnl_link_set_linkmode() argument
2060 link->l_linkmode = mode; in rtnl_link_set_linkmode()
2061 link->ce_mask |= LINK_ATTR_LINKMODE; in rtnl_link_set_linkmode()
2065 * Return link mode of link object
2066 * @arg link Link object
2070 * @return Link mode or \c IF_LINK_MODE_DEFAULT
2072 uint8_t rtnl_link_get_linkmode(struct rtnl_link *link) in rtnl_link_get_linkmode() argument
2074 return link->l_linkmode; in rtnl_link_get_linkmode()
2078 * Return alias name of link object (SNMP IfAlias)
2079 * @arg link Link object
2085 const char *rtnl_link_get_ifalias(struct rtnl_link *link) in rtnl_link_get_ifalias() argument
2087 return link->l_ifalias; in rtnl_link_get_ifalias()
2091 * Set alias name of link object (SNMP IfAlias)
2092 * @arg link Link object
2095 * Sets the alias name of the link to the specified name. The alias
2102 void rtnl_link_set_ifalias(struct rtnl_link *link, const char *alias) in rtnl_link_set_ifalias() argument
2104 free(link->l_ifalias); in rtnl_link_set_ifalias()
2107 link->l_ifalias = strdup(alias); in rtnl_link_set_ifalias()
2108 link->ce_mask |= LINK_ATTR_IFALIAS; in rtnl_link_set_ifalias()
2110 link->l_ifalias = NULL; in rtnl_link_set_ifalias()
2111 link->ce_mask &= ~LINK_ATTR_IFALIAS; in rtnl_link_set_ifalias()
2116 * Set queueing discipline name of link object
2117 * @arg link Link object
2122 * For more information on how to modify the qdisc of a link, see section
2128 void rtnl_link_set_qdisc(struct rtnl_link *link, const char *name) in rtnl_link_set_qdisc() argument
2130 strncpy(link->l_qdisc, name, sizeof(link->l_qdisc) - 1); in rtnl_link_set_qdisc()
2131 link->ce_mask |= LINK_ATTR_QDISC; in rtnl_link_set_qdisc()
2135 * Return name of queueing discipline of link object
2136 * @arg link Link object
2142 char *rtnl_link_get_qdisc(struct rtnl_link *link) in rtnl_link_get_qdisc() argument
2144 return link->ce_mask & LINK_ATTR_QDISC ? link->l_qdisc : NULL; in rtnl_link_get_qdisc()
2149 * Return number of PCI virtual functions of link object
2150 * @arg link Link object
2155 int rtnl_link_get_num_vf(struct rtnl_link *link, uint32_t *num_vf) in rtnl_link_get_num_vf() argument
2157 if (link->ce_mask & LINK_ATTR_NUM_VF) { in rtnl_link_get_num_vf()
2158 *num_vf = link->l_num_vf; in rtnl_link_get_num_vf()
2165 * Return value of link statistics counter
2166 * @arg link Link object
2171 uint64_t rtnl_link_get_stat(struct rtnl_link *link, rtnl_link_stat_id_t id) in rtnl_link_get_stat() argument
2176 return link->l_stats[id]; in rtnl_link_get_stat()
2180 * Set value of link statistics counter
2181 * @arg link Link object
2190 int rtnl_link_set_stat(struct rtnl_link *link, rtnl_link_stat_id_t id, in rtnl_link_set_stat() argument
2196 link->l_stats[id] = value; in rtnl_link_set_stat()
2202 * Set type of link object
2203 * @arg link Link object
2204 * @arg type Name of link type
2206 * Looks up the link type module and prepares the link to store type
2208 * be released with all link type specific attributes lost.
2210 * @route_doc{link_modules, Link Modules}
2213 int rtnl_link_set_type(struct rtnl_link *link, const char *type) in rtnl_link_set_type() argument
2219 free(link->l_info_kind); in rtnl_link_set_type()
2220 link->ce_mask &= ~LINK_ATTR_LINKINFO; in rtnl_link_set_type()
2221 if (link->l_info_ops) in rtnl_link_set_type()
2222 release_link_info(link); in rtnl_link_set_type()
2233 if (io->io_alloc && (err = io->io_alloc(link)) < 0) in rtnl_link_set_type()
2236 link->l_info_ops = io; in rtnl_link_set_type()
2239 link->l_info_kind = kind; in rtnl_link_set_type()
2240 link->ce_mask |= LINK_ATTR_LINKINFO; in rtnl_link_set_type()
2250 * Return type of link
2251 * @arg link Link object
2253 * @route_doc{link_modules, Link Modules}
2254 * @return Name of link type or NULL if not specified.
2256 char *rtnl_link_get_type(struct rtnl_link *link) in rtnl_link_get_type() argument
2258 return link->l_info_kind; in rtnl_link_get_type()
2262 * Set link promiscuity count
2263 * @arg link Link object
2270 void rtnl_link_set_promiscuity(struct rtnl_link *link, uint32_t count) in rtnl_link_set_promiscuity() argument
2272 link->l_promiscuity = count; in rtnl_link_set_promiscuity()
2273 link->ce_mask |= LINK_ATTR_PROMISCUITY; in rtnl_link_set_promiscuity()
2277 * Return link promiscuity count
2278 * @arg link Link object
2281 * @return Link promiscuity count or 0
2283 uint32_t rtnl_link_get_promiscuity(struct rtnl_link *link) in rtnl_link_get_promiscuity() argument
2285 return link->l_promiscuity; in rtnl_link_get_promiscuity()
2290 * @arg link Link object
2293 * Sets the number of TX queues of the link object. The value is considered
2298 * combination with rtnl_link_add() or if the link object is used as a filter.
2302 void rtnl_link_set_num_tx_queues(struct rtnl_link *link, uint32_t nqueues) in rtnl_link_set_num_tx_queues() argument
2304 link->l_num_tx_queues = nqueues; in rtnl_link_set_num_tx_queues()
2305 link->ce_mask |= LINK_ATTR_NUM_TX_QUEUES; in rtnl_link_set_num_tx_queues()
2310 * @arg link Link object
2314 uint32_t rtnl_link_get_num_tx_queues(struct rtnl_link *link) in rtnl_link_get_num_tx_queues() argument
2316 return link->l_num_tx_queues; in rtnl_link_get_num_tx_queues()
2321 * @arg link Link object
2324 * Sets the number of RX queues of the link object. The value is considered
2329 * combination with rtnl_link_add() or if the link object is used as a filter.
2333 void rtnl_link_set_num_rx_queues(struct rtnl_link *link, uint32_t nqueues) in rtnl_link_set_num_rx_queues() argument
2335 link->l_num_rx_queues = nqueues; in rtnl_link_set_num_rx_queues()
2336 link->ce_mask |= LINK_ATTR_NUM_RX_QUEUES; in rtnl_link_set_num_rx_queues()
2341 * @arg link Link object
2345 uint32_t rtnl_link_get_num_rx_queues(struct rtnl_link *link) in rtnl_link_get_num_rx_queues() argument
2347 return link->l_num_rx_queues; in rtnl_link_get_num_rx_queues()
2351 * Return physical port id of link object
2352 * @arg link Link object
2356 struct nl_data *rtnl_link_get_phys_port_id(struct rtnl_link *link) in rtnl_link_get_phys_port_id() argument
2358 return link->l_phys_port_id; in rtnl_link_get_phys_port_id()
2361 void rtnl_link_set_ns_fd(struct rtnl_link *link, int fd) in rtnl_link_set_ns_fd() argument
2363 link->l_ns_fd = fd; in rtnl_link_set_ns_fd()
2364 link->ce_mask |= LINK_ATTR_NS_FD; in rtnl_link_set_ns_fd()
2367 int rtnl_link_get_ns_fd(struct rtnl_link *link) in rtnl_link_get_ns_fd() argument
2369 return link->l_ns_fd; in rtnl_link_get_ns_fd()
2372 void rtnl_link_set_ns_pid(struct rtnl_link *link, pid_t pid) in rtnl_link_set_ns_pid() argument
2374 link->l_ns_pid = pid; in rtnl_link_set_ns_pid()
2375 link->ce_mask |= LINK_ATTR_NS_PID; in rtnl_link_set_ns_pid()
2378 pid_t rtnl_link_get_ns_pid(struct rtnl_link *link) in rtnl_link_get_ns_pid() argument
2380 return link->l_ns_pid; in rtnl_link_get_ns_pid()
2391 * Enslave slave link to master link
2393 * @arg master ifindex of master link
2394 * @arg slave ifindex of slave link
2405 struct rtnl_link *link; in rtnl_link_enslave_ifindex() local
2408 if (!(link = rtnl_link_alloc())) in rtnl_link_enslave_ifindex()
2411 rtnl_link_set_ifindex(link, slave); in rtnl_link_enslave_ifindex()
2412 rtnl_link_set_master(link, master); in rtnl_link_enslave_ifindex()
2414 if ((err = rtnl_link_change(sock, link, link, 0)) < 0) in rtnl_link_enslave_ifindex()
2417 rtnl_link_put(link); in rtnl_link_enslave_ifindex()
2426 if ((err = rtnl_link_get_kernel(sock, slave, NULL, &link)) < 0) in rtnl_link_enslave_ifindex()
2429 if (rtnl_link_get_master(link) != master) in rtnl_link_enslave_ifindex()
2433 rtnl_link_put(link); in rtnl_link_enslave_ifindex()
2439 * Enslave slave link to master link
2441 * @arg master master link
2442 * @arg slave slave link
2466 * Release slave link from its master
2468 * @arg slave slave link
2483 * Release slave link from its master
2485 * @arg slave slave link
2684 int rtnl_link_set_info_type(struct rtnl_link *link, const char *type) in rtnl_link_set_info_type() argument
2686 return rtnl_link_set_type(link, type); in rtnl_link_set_info_type()
2692 char *rtnl_link_get_info_type(struct rtnl_link *link) in rtnl_link_get_info_type() argument
2694 return rtnl_link_get_type(link); in rtnl_link_get_info_type()
2700 void rtnl_link_set_weight(struct rtnl_link *link, unsigned int weight) in rtnl_link_set_weight() argument
2702 link->l_weight = weight; in rtnl_link_set_weight()
2703 link->ce_mask |= LINK_ATTR_WEIGHT; in rtnl_link_set_weight()
2709 unsigned int rtnl_link_get_weight(struct rtnl_link *link) in rtnl_link_get_weight() argument
2711 return link->l_weight; in rtnl_link_get_weight()
2717 .oo_name = "route/link",
2739 .co_name = "route/link",