Lines Matching +full:use +full:- +full:rtm
1 // SPDX-License-Identifier: GPL-2.0-or-later
113 list_for_each_entry_rcu(mrt, &net->ipv4.mr_tables, list, \
115 list_empty(&net->ipv4.mr_tables))
123 ret = list_entry_rcu(net->ipv4.mr_tables.next, in ipmr_mr_table_iter()
126 ret = list_entry_rcu(mrt->list.next, in ipmr_mr_table_iter()
129 if (&ret->list == &net->ipv4.mr_tables) in ipmr_mr_table_iter()
139 if (mrt->id == id) in ipmr_get_table()
158 err = fib_rules_lookup(net->ipv4.mr_rules_ops, in ipmr_fib_lookup()
169 struct ipmr_result *res = arg->result; in ipmr_rule_action()
172 switch (rule->action) { in ipmr_rule_action()
176 return -ENETUNREACH; in ipmr_rule_action()
178 return -EACCES; in ipmr_rule_action()
181 return -EINVAL; in ipmr_rule_action()
184 arg->table = fib_rule_get_table(rule, arg); in ipmr_rule_action()
186 mrt = ipmr_get_table(rule->fr_net, arg->table); in ipmr_rule_action()
188 return -EAGAIN; in ipmr_rule_action()
189 res->mrt = mrt; in ipmr_rule_action()
218 frh->dst_len = 0; in ipmr_rule_fill()
219 frh->src_len = 0; in ipmr_rule_fill()
220 frh->tos = 0; in ipmr_rule_fill()
248 INIT_LIST_HEAD(&net->ipv4.mr_tables); in ipmr_rules_init()
260 net->ipv4.mr_rules_ops = ops; in ipmr_rules_init()
277 list_for_each_entry_safe(mrt, next, &net->ipv4.mr_tables, list) { in ipmr_rules_exit()
278 list_del(&mrt->list); in ipmr_rules_exit()
281 fib_rules_unregister(net->ipv4.mr_rules_ops); in ipmr_rules_exit()
298 return fib_rule_matchall(rule) && rule->table == RT_TABLE_DEFAULT; in ipmr_rule_default()
303 for (mrt = net->ipv4.mrt; mrt; mrt = NULL)
309 return net->ipv4.mrt; in ipmr_mr_table_iter()
315 return net->ipv4.mrt; in ipmr_get_table()
321 *mrt = net->ipv4.mrt; in ipmr_fib_lookup()
332 net->ipv4.mrt = mrt; in ipmr_rules_init()
339 ipmr_free_table(net->ipv4.mrt); in ipmr_rules_exit()
340 net->ipv4.mrt = NULL; in ipmr_rules_exit()
365 const struct mfc_cache_cmp_arg *cmparg = arg->key; in ipmr_hash_cmp()
368 return cmparg->mfc_mcastgrp != c->mfc_mcastgrp || in ipmr_hash_cmp()
369 cmparg->mfc_origin != c->mfc_origin; in ipmr_hash_cmp()
385 list_add_tail_rcu(&mrt->list, &net->ipv4.mr_tables); in ipmr_new_table_set()
405 return ERR_PTR(-EINVAL); in ipmr_new_table()
417 del_timer_sync(&mrt->ipmr_expire_timer); in ipmr_free_table()
420 rhltable_destroy(&mrt->mfc_hash); in ipmr_free_table()
437 neigh_parms_data_state_setall(in_dev->arp_parms); in ipmr_init_vif_indev()
438 IPV4_DEVCONF(in_dev->cnf, RP_FILTER) = 0; in ipmr_init_vif_indev()
453 p.iph.daddr = v->vifc_rmt_addr.s_addr; in ipmr_new_tunnel()
454 p.iph.saddr = v->vifc_lcl_addr.s_addr; in ipmr_new_tunnel()
458 sprintf(p.name, "dvmrp%d", v->vifc_vifi); in ipmr_new_tunnel()
460 if (!tunnel_dev->netdev_ops->ndo_tunnel_ctl) in ipmr_new_tunnel()
462 err = tunnel_dev->netdev_ops->ndo_tunnel_ctl(tunnel_dev, &p, in ipmr_new_tunnel()
471 new_dev->flags |= IFF_MULTICAST; in ipmr_new_tunnel()
480 tunnel_dev->netdev_ops->ndo_tunnel_ctl(tunnel_dev, &p, in ipmr_new_tunnel()
490 return ERR_PTR(-ENOBUFS); in ipmr_new_tunnel()
499 .flowi4_oif = dev->ifindex, in reg_vif_xmit()
500 .flowi4_iif = skb->skb_iif ? : LOOPBACK_IFINDEX, in reg_vif_xmit()
501 .flowi4_mark = skb->mark, in reg_vif_xmit()
512 dev->stats.tx_bytes += skb->len; in reg_vif_xmit()
513 dev->stats.tx_packets++; in reg_vif_xmit()
514 ipmr_cache_report(mrt, skb, mrt->mroute_reg_vif_num, IGMPMSG_WHOLEPKT); in reg_vif_xmit()
532 dev->type = ARPHRD_PIMREG; in reg_vif_setup()
533 dev->mtu = ETH_DATA_LEN - sizeof(struct iphdr) - 8; in reg_vif_setup()
534 dev->flags = IFF_NOARP; in reg_vif_setup()
535 dev->netdev_ops = ®_vif_netdev_ops; in reg_vif_setup()
536 dev->needs_free_netdev = true; in reg_vif_setup()
537 dev->features |= NETIF_F_NETNS_LOCAL; in reg_vif_setup()
545 if (mrt->id == RT_TABLE_DEFAULT) in ipmr_reg_vif()
548 sprintf(name, "pimreg%u", mrt->id); in ipmr_reg_vif()
586 * b. packet is not a NULL-REGISTER in __pim_rcv()
589 if (!ipv4_is_multicast(encap->daddr) || in __pim_rcv()
590 encap->tot_len == 0 || in __pim_rcv()
591 ntohs(encap->tot_len) + pimlen > skb->len) in __pim_rcv()
595 if (mrt->mroute_reg_vif_num >= 0) in __pim_rcv()
596 reg_dev = mrt->vif_table[mrt->mroute_reg_vif_num].dev; in __pim_rcv()
602 skb->mac_header = skb->network_header; in __pim_rcv()
603 skb_pull(skb, (u8 *)encap - skb->data); in __pim_rcv()
605 skb->protocol = htons(ETH_P_IP); in __pim_rcv()
606 skb->ip_summed = CHECKSUM_NONE; in __pim_rcv()
628 &net->ipv4.ipmr_seq); in call_ipmr_vif_entry_notifiers()
636 &mfc->_c, tb_id, &net->ipv4.ipmr_seq); in call_ipmr_mfc_entry_notifiers()
640 * vif_delete - Delete a VIF entry
649 struct net *net = read_pnet(&mrt->net); in vif_delete()
654 if (vifi < 0 || vifi >= mrt->maxvif) in vif_delete()
655 return -EADDRNOTAVAIL; in vif_delete()
657 v = &mrt->vif_table[vifi]; in vif_delete()
661 mrt->id); in vif_delete()
664 dev = v->dev; in vif_delete()
665 v->dev = NULL; in vif_delete()
669 return -EADDRNOTAVAIL; in vif_delete()
672 if (vifi == mrt->mroute_reg_vif_num) in vif_delete()
673 mrt->mroute_reg_vif_num = -1; in vif_delete()
675 if (vifi + 1 == mrt->maxvif) { in vif_delete()
678 for (tmp = vifi - 1; tmp >= 0; tmp--) { in vif_delete()
682 mrt->maxvif = tmp+1; in vif_delete()
687 dev_set_allmulti(dev, -1); in vif_delete()
691 IPV4_DEVCONF(in_dev->cnf, MC_FORWARDING)--; in vif_delete()
694 dev->ifindex, &in_dev->cnf); in vif_delete()
698 if (v->flags & (VIFF_TUNNEL | VIFF_REGISTER) && !notify) in vif_delete()
714 call_rcu(&c->_c.rcu, ipmr_cache_free_rcu); in ipmr_cache_free()
722 struct net *net = read_pnet(&mrt->net); in ipmr_destroy_unres()
726 atomic_dec(&mrt->cache_resolve_queue_len); in ipmr_destroy_unres()
728 while ((skb = skb_dequeue(&c->_c.mfc_un.unres.unresolved))) { in ipmr_destroy_unres()
729 if (ip_hdr(skb)->version == 0) { in ipmr_destroy_unres()
732 nlh->nlmsg_type = NLMSG_ERROR; in ipmr_destroy_unres()
733 nlh->nlmsg_len = nlmsg_msg_size(sizeof(struct nlmsgerr)); in ipmr_destroy_unres()
734 skb_trim(skb, nlh->nlmsg_len); in ipmr_destroy_unres()
736 e->error = -ETIMEDOUT; in ipmr_destroy_unres()
737 memset(&e->msg, 0, sizeof(e->msg)); in ipmr_destroy_unres()
757 mod_timer(&mrt->ipmr_expire_timer, jiffies+HZ/10); in ipmr_expire_process()
761 if (list_empty(&mrt->mfc_unres_queue)) in ipmr_expire_process()
767 list_for_each_entry_safe(c, next, &mrt->mfc_unres_queue, list) { in ipmr_expire_process()
768 if (time_after(c->mfc_un.unres.expires, now)) { in ipmr_expire_process()
769 unsigned long interval = c->mfc_un.unres.expires - now; in ipmr_expire_process()
775 list_del(&c->list); in ipmr_expire_process()
780 if (!list_empty(&mrt->mfc_unres_queue)) in ipmr_expire_process()
781 mod_timer(&mrt->ipmr_expire_timer, jiffies + expires); in ipmr_expire_process()
793 cache->mfc_un.res.minvif = MAXVIFS; in ipmr_update_thresholds()
794 cache->mfc_un.res.maxvif = 0; in ipmr_update_thresholds()
795 memset(cache->mfc_un.res.ttls, 255, MAXVIFS); in ipmr_update_thresholds()
797 for (vifi = 0; vifi < mrt->maxvif; vifi++) { in ipmr_update_thresholds()
800 cache->mfc_un.res.ttls[vifi] = ttls[vifi]; in ipmr_update_thresholds()
801 if (cache->mfc_un.res.minvif > vifi) in ipmr_update_thresholds()
802 cache->mfc_un.res.minvif = vifi; in ipmr_update_thresholds()
803 if (cache->mfc_un.res.maxvif <= vifi) in ipmr_update_thresholds()
804 cache->mfc_un.res.maxvif = vifi + 1; in ipmr_update_thresholds()
807 cache->mfc_un.res.lastuse = jiffies; in ipmr_update_thresholds()
814 int vifi = vifc->vifc_vifi; in vif_add()
815 struct vif_device *v = &mrt->vif_table[vifi]; in vif_add()
822 return -EADDRINUSE; in vif_add()
824 switch (vifc->vifc_flags) { in vif_add()
827 return -EINVAL; in vif_add()
831 if (mrt->mroute_reg_vif_num >= 0) in vif_add()
832 return -EADDRINUSE; in vif_add()
835 return -ENOBUFS; in vif_add()
850 if (vifc->vifc_flags == VIFF_USE_IFINDEX) { in vif_add()
851 dev = dev_get_by_index(net, vifc->vifc_lcl_ifindex); in vif_add()
854 return -EADDRNOTAVAIL; in vif_add()
857 dev = ip_dev_find(net, vifc->vifc_lcl_addr.s_addr); in vif_add()
860 return -EADDRNOTAVAIL; in vif_add()
868 return -EINVAL; in vif_add()
874 return -EADDRNOTAVAIL; in vif_add()
876 IPV4_DEVCONF(in_dev->cnf, MC_FORWARDING)++; in vif_add()
878 dev->ifindex, &in_dev->cnf); in vif_add()
882 vif_device_init(v, dev, vifc->vifc_rate_limit, in vif_add()
883 vifc->vifc_threshold, in vif_add()
884 vifc->vifc_flags | (!mrtsock ? VIFF_STATIC : 0), in vif_add()
889 memcpy(v->dev_parent_id.id, ppid.id, ppid.id_len); in vif_add()
890 v->dev_parent_id.id_len = ppid.id_len; in vif_add()
892 v->dev_parent_id.id_len = 0; in vif_add()
895 v->local = vifc->vifc_lcl_addr.s_addr; in vif_add()
896 v->remote = vifc->vifc_rmt_addr.s_addr; in vif_add()
900 v->dev = dev; in vif_add()
901 if (v->flags & VIFF_REGISTER) in vif_add()
902 mrt->mroute_reg_vif_num = vifi; in vif_add()
903 if (vifi+1 > mrt->maxvif) in vif_add()
904 mrt->maxvif = vifi+1; in vif_add()
906 call_ipmr_vif_entry_notifiers(net, FIB_EVENT_VIF_ADD, v, vifi, mrt->id); in vif_add()
937 /* Look for a (S,G,iif) entry if parent != -1 */
956 c->_c.mfc_un.res.last_assert = jiffies - MFC_ASSERT_THRESH - 1; in ipmr_cache_alloc()
957 c->_c.mfc_un.res.minvif = MAXVIFS; in ipmr_cache_alloc()
958 c->_c.free = ipmr_cache_free_rcu; in ipmr_cache_alloc()
959 refcount_set(&c->_c.mfc_un.res.refcount, 1); in ipmr_cache_alloc()
969 skb_queue_head_init(&c->_c.mfc_un.unres.unresolved); in ipmr_cache_alloc_unres()
970 c->_c.mfc_un.unres.expires = jiffies + 10 * HZ; in ipmr_cache_alloc_unres()
983 while ((skb = __skb_dequeue(&uc->_c.mfc_un.unres.unresolved))) { in ipmr_cache_resolve()
984 if (ip_hdr(skb)->version == 0) { in ipmr_cache_resolve()
988 if (mr_fill_mroute(mrt, skb, &c->_c, in ipmr_cache_resolve()
990 nlh->nlmsg_len = skb_tail_pointer(skb) - in ipmr_cache_resolve()
993 nlh->nlmsg_type = NLMSG_ERROR; in ipmr_cache_resolve()
994 nlh->nlmsg_len = nlmsg_msg_size(sizeof(struct nlmsgerr)); in ipmr_cache_resolve()
995 skb_trim(skb, nlh->nlmsg_len); in ipmr_cache_resolve()
997 e->error = -EMSGSIZE; in ipmr_cache_resolve()
998 memset(&e->msg, 0, sizeof(e->msg)); in ipmr_cache_resolve()
1003 ip_mr_forward(net, mrt, skb->dev, skb, c, 0); in ipmr_cache_resolve()
1028 return -ENOBUFS; in ipmr_cache_report()
1033 * And all this only to mangle msg->im_msgtype and in ipmr_cache_report()
1034 * to set msg->im_mbz to "mbz" :-) in ipmr_cache_report()
1041 msg->im_msgtype = assert; in ipmr_cache_report()
1042 msg->im_mbz = 0; in ipmr_cache_report()
1044 msg->im_vif = vifi; in ipmr_cache_report()
1045 msg->im_vif_hi = vifi >> 8; in ipmr_cache_report()
1047 msg->im_vif = mrt->mroute_reg_vif_num; in ipmr_cache_report()
1048 msg->im_vif_hi = mrt->mroute_reg_vif_num >> 8; in ipmr_cache_report()
1050 ip_hdr(skb)->ihl = sizeof(struct iphdr) >> 2; in ipmr_cache_report()
1051 ip_hdr(skb)->tot_len = htons(ntohs(ip_hdr(pkt)->tot_len) + in ipmr_cache_report()
1055 skb_set_network_header(skb, skb->len); in ipmr_cache_report()
1057 skb_copy_to_linear_data(skb, pkt->data, ihl); in ipmr_cache_report()
1059 ip_hdr(skb)->protocol = 0; in ipmr_cache_report()
1061 msg->im_vif = vifi; in ipmr_cache_report()
1062 msg->im_vif_hi = vifi >> 8; in ipmr_cache_report()
1066 igmp->type = assert; in ipmr_cache_report()
1067 msg->im_msgtype = assert; in ipmr_cache_report()
1068 igmp->code = 0; in ipmr_cache_report()
1069 ip_hdr(skb)->tot_len = htons(skb->len); /* Fix the length */ in ipmr_cache_report()
1070 skb->transport_header = skb->network_header; in ipmr_cache_report()
1074 mroute_sk = rcu_dereference(mrt->mroute_sk); in ipmr_cache_report()
1078 return -EINVAL; in ipmr_cache_report()
1104 list_for_each_entry(c, &mrt->mfc_unres_queue, _c.list) { in ipmr_cache_unresolved()
1105 if (c->mfc_mcastgrp == iph->daddr && in ipmr_cache_unresolved()
1106 c->mfc_origin == iph->saddr) { in ipmr_cache_unresolved()
1119 return -ENOBUFS; in ipmr_cache_unresolved()
1123 c->_c.mfc_parent = -1; in ipmr_cache_unresolved()
1124 c->mfc_origin = iph->saddr; in ipmr_cache_unresolved()
1125 c->mfc_mcastgrp = iph->daddr; in ipmr_cache_unresolved()
1132 out - Brad Parker in ipmr_cache_unresolved()
1141 atomic_inc(&mrt->cache_resolve_queue_len); in ipmr_cache_unresolved()
1142 list_add(&c->_c.list, &mrt->mfc_unres_queue); in ipmr_cache_unresolved()
1145 if (atomic_read(&mrt->cache_resolve_queue_len) == 1) in ipmr_cache_unresolved()
1146 mod_timer(&mrt->ipmr_expire_timer, in ipmr_cache_unresolved()
1147 c->_c.mfc_un.unres.expires); in ipmr_cache_unresolved()
1151 if (c->_c.mfc_un.unres.unresolved.qlen > 3) { in ipmr_cache_unresolved()
1153 err = -ENOBUFS; in ipmr_cache_unresolved()
1156 skb->dev = dev; in ipmr_cache_unresolved()
1157 skb->skb_iif = dev->ifindex; in ipmr_cache_unresolved()
1159 skb_queue_tail(&c->_c.mfc_un.unres.unresolved, skb); in ipmr_cache_unresolved()
1171 struct net *net = read_pnet(&mrt->net); in ipmr_mfc_delete()
1176 c = ipmr_cache_find_parent(mrt, mfc->mfcc_origin.s_addr, in ipmr_mfc_delete()
1177 mfc->mfcc_mcastgrp.s_addr, parent); in ipmr_mfc_delete()
1180 return -ENOENT; in ipmr_mfc_delete()
1181 rhltable_remove(&mrt->mfc_hash, &c->_c.mnode, ipmr_rht_params); in ipmr_mfc_delete()
1182 list_del_rcu(&c->_c.list); in ipmr_mfc_delete()
1183 call_ipmr_mfc_entry_notifiers(net, FIB_EVENT_ENTRY_DEL, c, mrt->id); in ipmr_mfc_delete()
1185 mr_cache_put(&c->_c); in ipmr_mfc_delete()
1198 if (mfc->mfcc_parent >= MAXVIFS) in ipmr_mfc_add()
1199 return -ENFILE; in ipmr_mfc_add()
1203 c = ipmr_cache_find_parent(mrt, mfc->mfcc_origin.s_addr, in ipmr_mfc_add()
1204 mfc->mfcc_mcastgrp.s_addr, parent); in ipmr_mfc_add()
1208 c->_c.mfc_parent = mfc->mfcc_parent; in ipmr_mfc_add()
1209 ipmr_update_thresholds(mrt, &c->_c, mfc->mfcc_ttls); in ipmr_mfc_add()
1211 c->_c.mfc_flags |= MFC_STATIC; in ipmr_mfc_add()
1214 mrt->id); in ipmr_mfc_add()
1219 if (mfc->mfcc_mcastgrp.s_addr != htonl(INADDR_ANY) && in ipmr_mfc_add()
1220 !ipv4_is_multicast(mfc->mfcc_mcastgrp.s_addr)) in ipmr_mfc_add()
1221 return -EINVAL; in ipmr_mfc_add()
1225 return -ENOMEM; in ipmr_mfc_add()
1227 c->mfc_origin = mfc->mfcc_origin.s_addr; in ipmr_mfc_add()
1228 c->mfc_mcastgrp = mfc->mfcc_mcastgrp.s_addr; in ipmr_mfc_add()
1229 c->_c.mfc_parent = mfc->mfcc_parent; in ipmr_mfc_add()
1230 ipmr_update_thresholds(mrt, &c->_c, mfc->mfcc_ttls); in ipmr_mfc_add()
1232 c->_c.mfc_flags |= MFC_STATIC; in ipmr_mfc_add()
1234 ret = rhltable_insert_key(&mrt->mfc_hash, &c->cmparg, &c->_c.mnode, in ipmr_mfc_add()
1241 list_add_tail_rcu(&c->_c.list, &mrt->mfc_cache_list); in ipmr_mfc_add()
1247 list_for_each_entry(_uc, &mrt->mfc_unres_queue, list) { in ipmr_mfc_add()
1249 if (uc->mfc_origin == c->mfc_origin && in ipmr_mfc_add()
1250 uc->mfc_mcastgrp == c->mfc_mcastgrp) { in ipmr_mfc_add()
1251 list_del(&_uc->list); in ipmr_mfc_add()
1252 atomic_dec(&mrt->cache_resolve_queue_len); in ipmr_mfc_add()
1257 if (list_empty(&mrt->mfc_unres_queue)) in ipmr_mfc_add()
1258 del_timer(&mrt->ipmr_expire_timer); in ipmr_mfc_add()
1265 call_ipmr_mfc_entry_notifiers(net, FIB_EVENT_ENTRY_ADD, c, mrt->id); in ipmr_mfc_add()
1273 struct net *net = read_pnet(&mrt->net); in mroute_clean_tables()
1281 for (i = 0; i < mrt->maxvif; i++) { in mroute_clean_tables()
1282 if (((mrt->vif_table[i].flags & VIFF_STATIC) && in mroute_clean_tables()
1284 (!(mrt->vif_table[i].flags & VIFF_STATIC) && !(flags & MRT_FLUSH_VIFS))) in mroute_clean_tables()
1293 list_for_each_entry_safe(c, tmp, &mrt->mfc_cache_list, list) { in mroute_clean_tables()
1294 if (((c->mfc_flags & MFC_STATIC) && !(flags & MRT_FLUSH_MFC_STATIC)) || in mroute_clean_tables()
1295 (!(c->mfc_flags & MFC_STATIC) && !(flags & MRT_FLUSH_MFC))) in mroute_clean_tables()
1297 rhltable_remove(&mrt->mfc_hash, &c->mnode, ipmr_rht_params); in mroute_clean_tables()
1298 list_del_rcu(&c->list); in mroute_clean_tables()
1301 mrt->id); in mroute_clean_tables()
1308 if (atomic_read(&mrt->cache_resolve_queue_len) != 0) { in mroute_clean_tables()
1310 list_for_each_entry_safe(c, tmp, &mrt->mfc_unres_queue, list) { in mroute_clean_tables()
1311 list_del(&c->list); in mroute_clean_tables()
1331 if (sk == rtnl_dereference(mrt->mroute_sk)) { in mrtsock_destruct()
1332 IPV4_DEVCONF_ALL(net, MC_FORWARDING)--; in mrtsock_destruct()
1336 net->ipv4.devconf_all); in mrtsock_destruct()
1337 RCU_INIT_POINTER(mrt->mroute_sk, NULL); in mrtsock_destruct()
1361 /* There's one exception to the lock - MRT_DONE which needs to unlock */ in ip_mroute_setsockopt()
1363 if (sk->sk_type != SOCK_RAW || in ip_mroute_setsockopt()
1364 inet_sk(sk)->inet_num != IPPROTO_IGMP) { in ip_mroute_setsockopt()
1365 ret = -EOPNOTSUPP; in ip_mroute_setsockopt()
1369 mrt = ipmr_get_table(net, raw_sk(sk)->ipmr_table ? : RT_TABLE_DEFAULT); in ip_mroute_setsockopt()
1371 ret = -ENOENT; in ip_mroute_setsockopt()
1375 if (sk != rcu_access_pointer(mrt->mroute_sk) && in ip_mroute_setsockopt()
1376 !ns_capable(net->user_ns, CAP_NET_ADMIN)) { in ip_mroute_setsockopt()
1377 ret = -EACCES; in ip_mroute_setsockopt()
1385 ret = -EINVAL; in ip_mroute_setsockopt()
1388 if (rtnl_dereference(mrt->mroute_sk)) { in ip_mroute_setsockopt()
1389 ret = -EADDRINUSE; in ip_mroute_setsockopt()
1395 rcu_assign_pointer(mrt->mroute_sk, sk); in ip_mroute_setsockopt()
1400 net->ipv4.devconf_all); in ip_mroute_setsockopt()
1404 if (sk != rcu_access_pointer(mrt->mroute_sk)) { in ip_mroute_setsockopt()
1405 ret = -EACCES; in ip_mroute_setsockopt()
1419 ret = -EINVAL; in ip_mroute_setsockopt()
1423 ret = -EFAULT; in ip_mroute_setsockopt()
1427 ret = -ENFILE; in ip_mroute_setsockopt()
1432 sk == rtnl_dereference(mrt->mroute_sk)); in ip_mroute_setsockopt()
1442 parent = -1; in ip_mroute_setsockopt()
1447 ret = -EINVAL; in ip_mroute_setsockopt()
1451 ret = -EFAULT; in ip_mroute_setsockopt()
1460 sk == rtnl_dereference(mrt->mroute_sk), in ip_mroute_setsockopt()
1465 ret = -EINVAL; in ip_mroute_setsockopt()
1469 ret = -EFAULT; in ip_mroute_setsockopt()
1477 ret = -EINVAL; in ip_mroute_setsockopt()
1481 ret = -EFAULT; in ip_mroute_setsockopt()
1484 mrt->mroute_do_assert = val; in ip_mroute_setsockopt()
1488 ret = -ENOPROTOOPT; in ip_mroute_setsockopt()
1492 ret = -EINVAL; in ip_mroute_setsockopt()
1496 ret = -EFAULT; in ip_mroute_setsockopt()
1502 if (val != mrt->mroute_do_pim) { in ip_mroute_setsockopt()
1503 mrt->mroute_do_pim = val; in ip_mroute_setsockopt()
1504 mrt->mroute_do_assert = val; in ip_mroute_setsockopt()
1505 mrt->mroute_do_wrvifwhole = do_wrvifwhole; in ip_mroute_setsockopt()
1510 ret = -ENOPROTOOPT; in ip_mroute_setsockopt()
1514 ret = -EINVAL; in ip_mroute_setsockopt()
1518 ret = -EFAULT; in ip_mroute_setsockopt()
1522 if (sk == rtnl_dereference(mrt->mroute_sk)) { in ip_mroute_setsockopt()
1523 ret = -EBUSY; in ip_mroute_setsockopt()
1529 raw_sk(sk)->ipmr_table = uval; in ip_mroute_setsockopt()
1534 ret = -ENOPROTOOPT; in ip_mroute_setsockopt()
1550 if (sk->sk_type != SOCK_RAW || in ip_mroute_getsockopt()
1551 inet_sk(sk)->inet_num != IPPROTO_IGMP) in ip_mroute_getsockopt()
1552 return -EOPNOTSUPP; in ip_mroute_getsockopt()
1554 mrt = ipmr_get_table(net, raw_sk(sk)->ipmr_table ? : RT_TABLE_DEFAULT); in ip_mroute_getsockopt()
1556 return -ENOENT; in ip_mroute_getsockopt()
1564 return -ENOPROTOOPT; in ip_mroute_getsockopt()
1565 val = mrt->mroute_do_pim; in ip_mroute_getsockopt()
1568 val = mrt->mroute_do_assert; in ip_mroute_getsockopt()
1571 return -ENOPROTOOPT; in ip_mroute_getsockopt()
1575 return -EFAULT; in ip_mroute_getsockopt()
1578 return -EINVAL; in ip_mroute_getsockopt()
1580 return -EFAULT; in ip_mroute_getsockopt()
1582 return -EFAULT; in ip_mroute_getsockopt()
1596 mrt = ipmr_get_table(net, raw_sk(sk)->ipmr_table ? : RT_TABLE_DEFAULT); in ipmr_ioctl()
1598 return -ENOENT; in ipmr_ioctl()
1603 return -EFAULT; in ipmr_ioctl()
1604 if (vr.vifi >= mrt->maxvif) in ipmr_ioctl()
1605 return -EINVAL; in ipmr_ioctl()
1606 vr.vifi = array_index_nospec(vr.vifi, mrt->maxvif); in ipmr_ioctl()
1608 vif = &mrt->vif_table[vr.vifi]; in ipmr_ioctl()
1610 vr.icount = vif->pkt_in; in ipmr_ioctl()
1611 vr.ocount = vif->pkt_out; in ipmr_ioctl()
1612 vr.ibytes = vif->bytes_in; in ipmr_ioctl()
1613 vr.obytes = vif->bytes_out; in ipmr_ioctl()
1617 return -EFAULT; in ipmr_ioctl()
1621 return -EADDRNOTAVAIL; in ipmr_ioctl()
1624 return -EFAULT; in ipmr_ioctl()
1629 sr.pktcnt = c->_c.mfc_un.res.pkt; in ipmr_ioctl()
1630 sr.bytecnt = c->_c.mfc_un.res.bytes; in ipmr_ioctl()
1631 sr.wrong_if = c->_c.mfc_un.res.wrong_if; in ipmr_ioctl()
1635 return -EFAULT; in ipmr_ioctl()
1639 return -EADDRNOTAVAIL; in ipmr_ioctl()
1641 return -ENOIOCTLCMD; in ipmr_ioctl()
1671 mrt = ipmr_get_table(net, raw_sk(sk)->ipmr_table ? : RT_TABLE_DEFAULT); in ipmr_compat_ioctl()
1673 return -ENOENT; in ipmr_compat_ioctl()
1678 return -EFAULT; in ipmr_compat_ioctl()
1679 if (vr.vifi >= mrt->maxvif) in ipmr_compat_ioctl()
1680 return -EINVAL; in ipmr_compat_ioctl()
1681 vr.vifi = array_index_nospec(vr.vifi, mrt->maxvif); in ipmr_compat_ioctl()
1683 vif = &mrt->vif_table[vr.vifi]; in ipmr_compat_ioctl()
1685 vr.icount = vif->pkt_in; in ipmr_compat_ioctl()
1686 vr.ocount = vif->pkt_out; in ipmr_compat_ioctl()
1687 vr.ibytes = vif->bytes_in; in ipmr_compat_ioctl()
1688 vr.obytes = vif->bytes_out; in ipmr_compat_ioctl()
1692 return -EFAULT; in ipmr_compat_ioctl()
1696 return -EADDRNOTAVAIL; in ipmr_compat_ioctl()
1699 return -EFAULT; in ipmr_compat_ioctl()
1704 sr.pktcnt = c->_c.mfc_un.res.pkt; in ipmr_compat_ioctl()
1705 sr.bytecnt = c->_c.mfc_un.res.bytes; in ipmr_compat_ioctl()
1706 sr.wrong_if = c->_c.mfc_un.res.wrong_if; in ipmr_compat_ioctl()
1710 return -EFAULT; in ipmr_compat_ioctl()
1714 return -EADDRNOTAVAIL; in ipmr_compat_ioctl()
1716 return -ENOIOCTLCMD; in ipmr_compat_ioctl()
1733 v = &mrt->vif_table[0]; in ipmr_device_event()
1734 for (ct = 0; ct < mrt->maxvif; ct++, v++) { in ipmr_device_event()
1735 if (v->dev == dev) in ipmr_device_event()
1757 skb->transport_header = skb->network_header; in ip_encap()
1761 iph->version = 4; in ip_encap()
1762 iph->tos = old_iph->tos; in ip_encap()
1763 iph->ttl = old_iph->ttl; in ip_encap()
1764 iph->frag_off = 0; in ip_encap()
1765 iph->daddr = daddr; in ip_encap()
1766 iph->saddr = saddr; in ip_encap()
1767 iph->protocol = IPPROTO_IPIP; in ip_encap()
1768 iph->ihl = 5; in ip_encap()
1769 iph->tot_len = htons(skb->len); in ip_encap()
1773 memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); in ip_encap()
1780 struct ip_options *opt = &(IPCB(skb)->opt); in ipmr_forward_finish()
1783 IP_ADD_STATS(net, IPSTATS_MIB_OUTOCTETS, skb->len); in ipmr_forward_finish()
1785 if (unlikely(opt->optlen)) in ipmr_forward_finish()
1795 struct vif_device *out_vif = &mrt->vif_table[out_vifi]; in ipmr_forward_offloaded()
1796 struct vif_device *in_vif = &mrt->vif_table[in_vifi]; in ipmr_forward_offloaded()
1798 if (!skb->offload_l3_fwd_mark) in ipmr_forward_offloaded()
1800 if (!out_vif->dev_parent_id.id_len || !in_vif->dev_parent_id.id_len) in ipmr_forward_offloaded()
1802 return netdev_phys_item_id_same(&out_vif->dev_parent_id, in ipmr_forward_offloaded()
1803 &in_vif->dev_parent_id); in ipmr_forward_offloaded()
1819 struct vif_device *vif = &mrt->vif_table[vifi]; in ipmr_queue_xmit()
1825 if (!vif->dev) in ipmr_queue_xmit()
1828 if (vif->flags & VIFF_REGISTER) { in ipmr_queue_xmit()
1829 vif->pkt_out++; in ipmr_queue_xmit()
1830 vif->bytes_out += skb->len; in ipmr_queue_xmit()
1831 vif->dev->stats.tx_bytes += skb->len; in ipmr_queue_xmit()
1832 vif->dev->stats.tx_packets++; in ipmr_queue_xmit()
1840 if (vif->flags & VIFF_TUNNEL) { in ipmr_queue_xmit()
1842 vif->remote, vif->local, in ipmr_queue_xmit()
1845 RT_TOS(iph->tos), vif->link); in ipmr_queue_xmit()
1850 rt = ip_route_output_ports(net, &fl4, NULL, iph->daddr, 0, in ipmr_queue_xmit()
1853 RT_TOS(iph->tos), vif->link); in ipmr_queue_xmit()
1858 dev = rt->dst.dev; in ipmr_queue_xmit()
1860 if (skb->len+encap > dst_mtu(&rt->dst) && (ntohs(iph->frag_off) & IP_DF)) { in ipmr_queue_xmit()
1870 encap += LL_RESERVED_SPACE(dev) + rt->dst.header_len; in ipmr_queue_xmit()
1877 vif->pkt_out++; in ipmr_queue_xmit()
1878 vif->bytes_out += skb->len; in ipmr_queue_xmit()
1881 skb_dst_set(skb, &rt->dst); in ipmr_queue_xmit()
1885 * What do we do with netfilter? -- RR in ipmr_queue_xmit()
1887 if (vif->flags & VIFF_TUNNEL) { in ipmr_queue_xmit()
1888 ip_encap(net, skb, vif->local, vif->remote); in ipmr_queue_xmit()
1889 /* FIXME: extra output firewall step used to be here. --RR */ in ipmr_queue_xmit()
1890 vif->dev->stats.tx_packets++; in ipmr_queue_xmit()
1891 vif->dev->stats.tx_bytes += skb->len; in ipmr_queue_xmit()
1894 IPCB(skb)->flags |= IPSKB_FORWARDED; in ipmr_queue_xmit()
1903 * not mrouter) cannot join to more than one interface - it will in ipmr_queue_xmit()
1907 net, NULL, skb, skb->dev, dev, in ipmr_queue_xmit()
1919 for (ct = mrt->maxvif-1; ct >= 0; ct--) { in ipmr_find_vif()
1920 if (mrt->vif_table[ct].dev == dev) in ipmr_find_vif()
1932 int psend = -1; in ip_mr_forward()
1935 vif = c->_c.mfc_parent; in ip_mr_forward()
1936 c->_c.mfc_un.res.pkt++; in ip_mr_forward()
1937 c->_c.mfc_un.res.bytes += skb->len; in ip_mr_forward()
1938 c->_c.mfc_un.res.lastuse = jiffies; in ip_mr_forward()
1940 if (c->mfc_origin == htonl(INADDR_ANY) && true_vifi >= 0) { in ip_mr_forward()
1948 cache_proxy->_c.mfc_un.res.ttls[true_vifi] < 255) in ip_mr_forward()
1953 if (mrt->vif_table[vif].dev != dev) { in ip_mr_forward()
1964 * idea to use multicasting applications on router. in ip_mr_forward()
1969 c->_c.mfc_un.res.wrong_if++; in ip_mr_forward()
1971 if (true_vifi >= 0 && mrt->mroute_do_assert && in ip_mr_forward()
1975 * large chunk of pimd to kernel. Ough... --ANK in ip_mr_forward()
1977 (mrt->mroute_do_pim || in ip_mr_forward()
1978 c->_c.mfc_un.res.ttls[true_vifi] < 255) && in ip_mr_forward()
1980 c->_c.mfc_un.res.last_assert + in ip_mr_forward()
1982 c->_c.mfc_un.res.last_assert = jiffies; in ip_mr_forward()
1984 if (mrt->mroute_do_wrvifwhole) in ip_mr_forward()
1992 mrt->vif_table[vif].pkt_in++; in ip_mr_forward()
1993 mrt->vif_table[vif].bytes_in += skb->len; in ip_mr_forward()
1996 if (c->mfc_origin == htonl(INADDR_ANY) && in ip_mr_forward()
1997 c->mfc_mcastgrp == htonl(INADDR_ANY)) { in ip_mr_forward()
1999 true_vifi != c->_c.mfc_parent && in ip_mr_forward()
2000 ip_hdr(skb)->ttl > in ip_mr_forward()
2001 c->_c.mfc_un.res.ttls[c->_c.mfc_parent]) { in ip_mr_forward()
2006 psend = c->_c.mfc_parent; in ip_mr_forward()
2011 for (ct = c->_c.mfc_un.res.maxvif - 1; in ip_mr_forward()
2012 ct >= c->_c.mfc_un.res.minvif; ct--) { in ip_mr_forward()
2014 if ((c->mfc_origin != htonl(INADDR_ANY) || in ip_mr_forward()
2016 ip_hdr(skb)->ttl > c->_c.mfc_un.res.ttls[ct]) { in ip_mr_forward()
2017 if (psend != -1) { in ip_mr_forward()
2028 if (psend != -1) { in ip_mr_forward()
2051 .daddr = iph->daddr, in ipmr_rt_fib_lookup()
2052 .saddr = iph->saddr, in ipmr_rt_fib_lookup()
2053 .flowi4_tos = RT_TOS(iph->tos), in ipmr_rt_fib_lookup()
2055 skb->dev->ifindex : 0), in ipmr_rt_fib_lookup()
2058 skb->dev->ifindex), in ipmr_rt_fib_lookup()
2059 .flowi4_mark = skb->mark, in ipmr_rt_fib_lookup()
2076 struct net *net = dev_net(skb->dev); in ip_mr_input()
2077 int local = skb_rtable(skb)->rt_flags & RTCF_LOCAL; in ip_mr_input()
2081 /* skb->dev passed in is the loX master dev for vrfs. in ip_mr_input()
2085 dev = skb->dev; in ip_mr_input()
2086 if (netif_is_l3_master(skb->dev)) { in ip_mr_input()
2087 dev = dev_get_by_index_rcu(net, IPCB(skb)->iif); in ip_mr_input()
2090 return -ENODEV; in ip_mr_input()
2097 if (IPCB(skb)->flags & IPSKB_FORWARDED) in ip_mr_input()
2106 if (IPCB(skb)->opt.router_alert) { in ip_mr_input()
2109 } else if (ip_hdr(skb)->protocol == IPPROTO_IGMP) { in ip_mr_input()
2118 mroute_sk = rcu_dereference(mrt->mroute_sk); in ip_mr_input()
2128 cache = ipmr_cache_find(mrt, ip_hdr(skb)->saddr, ip_hdr(skb)->daddr); in ip_mr_input()
2133 cache = ipmr_cache_find_any(mrt, ip_hdr(skb)->daddr, in ip_mr_input()
2145 return -ENOBUFS; in ip_mr_input()
2159 return -ENODEV; in ip_mr_input()
2183 struct net *net = dev_net(skb->dev); in pim_rcv_v1()
2194 if (!mrt->mroute_do_pim || in pim_rcv_v1()
2195 pim->group != PIM_V1_VERSION || pim->code != PIM_V1_REGISTER) in pim_rcv_v1()
2210 struct net *net = dev_net(skb->dev); in pim_rcv()
2217 if (pim->type != ((PIM_VERSION << 4) | (PIM_TYPE_REGISTER)) || in pim_rcv()
2218 (pim->flags & PIM_NULL_REGISTER) || in pim_rcv()
2220 csum_fold(skb_checksum(skb, 0, skb->len, 0)))) in pim_rcv()
2236 struct rtmsg *rtm, u32 portid) in ipmr_get_route() argument
2244 return -ENOENT; in ipmr_get_route()
2248 if (!cache && skb->dev) { in ipmr_get_route()
2249 int vif = ipmr_find_vif(mrt, skb->dev); in ipmr_get_route()
2258 int vif = -1; in ipmr_get_route()
2260 dev = skb->dev; in ipmr_get_route()
2267 return -ENODEV; in ipmr_get_route()
2274 return -ENOMEM; in ipmr_get_route()
2281 iph->ihl = sizeof(struct iphdr) >> 2; in ipmr_get_route()
2282 iph->saddr = saddr; in ipmr_get_route()
2283 iph->daddr = daddr; in ipmr_get_route()
2284 iph->version = 0; in ipmr_get_route()
2292 err = mr_fill_mroute(mrt, skb, &cache->_c, rtm); in ipmr_get_route()
2303 struct rtmsg *rtm; in ipmr_fill_mroute() local
2306 nlh = nlmsg_put(skb, portid, seq, cmd, sizeof(*rtm), flags); in ipmr_fill_mroute()
2308 return -EMSGSIZE; in ipmr_fill_mroute()
2310 rtm = nlmsg_data(nlh); in ipmr_fill_mroute()
2311 rtm->rtm_family = RTNL_FAMILY_IPMR; in ipmr_fill_mroute()
2312 rtm->rtm_dst_len = 32; in ipmr_fill_mroute()
2313 rtm->rtm_src_len = 32; in ipmr_fill_mroute()
2314 rtm->rtm_tos = 0; in ipmr_fill_mroute()
2315 rtm->rtm_table = mrt->id; in ipmr_fill_mroute()
2316 if (nla_put_u32(skb, RTA_TABLE, mrt->id)) in ipmr_fill_mroute()
2318 rtm->rtm_type = RTN_MULTICAST; in ipmr_fill_mroute()
2319 rtm->rtm_scope = RT_SCOPE_UNIVERSE; in ipmr_fill_mroute()
2320 if (c->_c.mfc_flags & MFC_STATIC) in ipmr_fill_mroute()
2321 rtm->rtm_protocol = RTPROT_STATIC; in ipmr_fill_mroute()
2323 rtm->rtm_protocol = RTPROT_MROUTED; in ipmr_fill_mroute()
2324 rtm->rtm_flags = 0; in ipmr_fill_mroute()
2326 if (nla_put_in_addr(skb, RTA_SRC, c->mfc_origin) || in ipmr_fill_mroute()
2327 nla_put_in_addr(skb, RTA_DST, c->mfc_mcastgrp)) in ipmr_fill_mroute()
2329 err = mr_fill_mroute(mrt, skb, &c->_c, rtm); in ipmr_fill_mroute()
2331 if (err < 0 && err != -ENOENT) in ipmr_fill_mroute()
2339 return -EMSGSIZE; in ipmr_fill_mroute()
2374 struct net *net = read_pnet(&mrt->net); in mroute_netlink_event()
2376 int err = -ENOBUFS; in mroute_netlink_event()
2378 skb = nlmsg_new(mroute_msgsize(mfc->_c.mfc_parent >= MAXVIFS, in mroute_netlink_event()
2379 mrt->maxvif), in mroute_netlink_event()
2415 struct net *net = read_pnet(&mrt->net); in igmpmsg_netlink_event()
2423 payloadlen = pkt->len - sizeof(struct igmpmsg); in igmpmsg_netlink_event()
2435 rtgenm->rtgen_family = RTNL_FAMILY_IPMR; in igmpmsg_netlink_event()
2436 if (nla_put_u8(skb, IPMRA_CREPORT_MSGTYPE, msg->im_msgtype) || in igmpmsg_netlink_event()
2437 nla_put_u32(skb, IPMRA_CREPORT_VIF_ID, msg->im_vif | (msg->im_vif_hi << 8)) || in igmpmsg_netlink_event()
2439 msg->im_src.s_addr) || in igmpmsg_netlink_event()
2441 msg->im_dst.s_addr) || in igmpmsg_netlink_event()
2442 nla_put_u32(skb, IPMRA_CREPORT_TABLE, mrt->id)) in igmpmsg_netlink_event()
2459 rtnl_set_sk_err(net, RTNLGRP_IPV4_MROUTE_R, -ENOBUFS); in igmpmsg_netlink_event()
2467 struct rtmsg *rtm; in ipmr_rtm_valid_getroute_req() local
2470 if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*rtm))) { in ipmr_rtm_valid_getroute_req()
2472 return -EINVAL; in ipmr_rtm_valid_getroute_req()
2476 return nlmsg_parse_deprecated(nlh, sizeof(*rtm), tb, RTA_MAX, in ipmr_rtm_valid_getroute_req()
2479 rtm = nlmsg_data(nlh); in ipmr_rtm_valid_getroute_req()
2480 if ((rtm->rtm_src_len && rtm->rtm_src_len != 32) || in ipmr_rtm_valid_getroute_req()
2481 (rtm->rtm_dst_len && rtm->rtm_dst_len != 32) || in ipmr_rtm_valid_getroute_req()
2482 rtm->rtm_tos || rtm->rtm_table || rtm->rtm_protocol || in ipmr_rtm_valid_getroute_req()
2483 rtm->rtm_scope || rtm->rtm_type || rtm->rtm_flags) { in ipmr_rtm_valid_getroute_req()
2485 return -EINVAL; in ipmr_rtm_valid_getroute_req()
2488 err = nlmsg_parse_deprecated_strict(nlh, sizeof(*rtm), tb, RTA_MAX, in ipmr_rtm_valid_getroute_req()
2493 if ((tb[RTA_SRC] && !rtm->rtm_src_len) || in ipmr_rtm_valid_getroute_req()
2494 (tb[RTA_DST] && !rtm->rtm_dst_len)) { in ipmr_rtm_valid_getroute_req()
2496 return -EINVAL; in ipmr_rtm_valid_getroute_req()
2510 return -EINVAL; in ipmr_rtm_valid_getroute_req()
2520 struct net *net = sock_net(in_skb->sk); in ipmr_rtm_getroute()
2539 err = -ENOENT; in ipmr_rtm_getroute()
2548 err = -ENOENT; in ipmr_rtm_getroute()
2552 skb = nlmsg_new(mroute_msgsize(false, mrt->maxvif), GFP_KERNEL); in ipmr_rtm_getroute()
2554 err = -ENOBUFS; in ipmr_rtm_getroute()
2559 nlh->nlmsg_seq, cache, in ipmr_rtm_getroute()
2579 if (cb->strict_check) { in ipmr_rtm_dumproute()
2580 err = ip_valid_fib_dump_req(sock_net(skb->sk), cb->nlh, in ipmr_rtm_dumproute()
2589 mrt = ipmr_get_table(sock_net(skb->sk), filter.table_id); in ipmr_rtm_dumproute()
2591 if (rtnl_msg_family(cb->nlh) != RTNL_FAMILY_IPMR) in ipmr_rtm_dumproute()
2592 return skb->len; in ipmr_rtm_dumproute()
2594 NL_SET_ERR_MSG(cb->extack, "ipv4: MR table does not exist"); in ipmr_rtm_dumproute()
2595 return -ENOENT; in ipmr_rtm_dumproute()
2599 return skb->len ? : err; in ipmr_rtm_dumproute()
2630 mfcc->mfcc_ttls[vifi] = rtnh->rtnh_hops; in ipmr_nla_get_ttls()
2636 return remaining > 0 ? -EINVAL : vifi; in ipmr_nla_get_ttls()
2649 struct rtmsg *rtm; in rtm_to_ipmr_mfcc() local
2652 ret = nlmsg_validate_deprecated(nlh, sizeof(*rtm), RTA_MAX, in rtm_to_ipmr_mfcc()
2656 rtm = nlmsg_data(nlh); in rtm_to_ipmr_mfcc()
2658 ret = -EINVAL; in rtm_to_ipmr_mfcc()
2659 if (rtm->rtm_family != RTNL_FAMILY_IPMR || rtm->rtm_dst_len != 32 || in rtm_to_ipmr_mfcc()
2660 rtm->rtm_type != RTN_MULTICAST || in rtm_to_ipmr_mfcc()
2661 rtm->rtm_scope != RT_SCOPE_UNIVERSE || in rtm_to_ipmr_mfcc()
2662 !ipmr_rtm_validate_proto(rtm->rtm_protocol)) in rtm_to_ipmr_mfcc()
2666 mfcc->mfcc_parent = -1; in rtm_to_ipmr_mfcc()
2671 mfcc->mfcc_origin.s_addr = nla_get_be32(attr); in rtm_to_ipmr_mfcc()
2674 mfcc->mfcc_mcastgrp.s_addr = nla_get_be32(attr); in rtm_to_ipmr_mfcc()
2679 ret = -ENODEV; in rtm_to_ipmr_mfcc()
2685 ret = -EINVAL; in rtm_to_ipmr_mfcc()
2699 ret = -ENOENT; in rtm_to_ipmr_mfcc()
2703 *mrtsock = rtm->rtm_protocol == RTPROT_MROUTED ? 1 : 0; in rtm_to_ipmr_mfcc()
2705 mfcc->mfcc_parent = ipmr_find_vif(mrt, dev); in rtm_to_ipmr_mfcc()
2715 struct net *net = sock_net(skb->sk); in ipmr_rtm_route()
2726 parent = ret ? mfcc.mfcc_parent : -1; in ipmr_rtm_route()
2727 if (nlh->nlmsg_type == RTM_NEWROUTE) in ipmr_rtm_route()
2735 u32 queue_len = atomic_read(&mrt->cache_resolve_queue_len); in ipmr_fill_table()
2737 if (nla_put_u32(skb, IPMRA_TABLE_ID, mrt->id) || in ipmr_fill_table()
2740 mrt->mroute_reg_vif_num) || in ipmr_fill_table()
2742 mrt->mroute_do_assert) || in ipmr_fill_table()
2743 nla_put_u8(skb, IPMRA_TABLE_MROUTE_DO_PIM, mrt->mroute_do_pim) || in ipmr_fill_table()
2745 mrt->mroute_do_wrvifwhole)) in ipmr_fill_table()
2760 vif = &mrt->vif_table[vifid]; in ipmr_fill_vif()
2764 if (nla_put_u32(skb, IPMRA_VIFA_IFINDEX, vif->dev->ifindex) || in ipmr_fill_vif()
2766 nla_put_u16(skb, IPMRA_VIFA_FLAGS, vif->flags) || in ipmr_fill_vif()
2767 nla_put_u64_64bit(skb, IPMRA_VIFA_BYTES_IN, vif->bytes_in, in ipmr_fill_vif()
2769 nla_put_u64_64bit(skb, IPMRA_VIFA_BYTES_OUT, vif->bytes_out, in ipmr_fill_vif()
2771 nla_put_u64_64bit(skb, IPMRA_VIFA_PACKETS_IN, vif->pkt_in, in ipmr_fill_vif()
2773 nla_put_u64_64bit(skb, IPMRA_VIFA_PACKETS_OUT, vif->pkt_out, in ipmr_fill_vif()
2775 nla_put_be32(skb, IPMRA_VIFA_LOCAL_ADDR, vif->local) || in ipmr_fill_vif()
2776 nla_put_be32(skb, IPMRA_VIFA_REMOTE_ADDR, vif->remote)) { in ipmr_fill_vif()
2790 if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*ifm))) { in ipmr_valid_dumplink()
2792 return -EINVAL; in ipmr_valid_dumplink()
2797 return -EINVAL; in ipmr_valid_dumplink()
2801 if (ifm->__ifi_pad || ifm->ifi_type || ifm->ifi_flags || in ipmr_valid_dumplink()
2802 ifm->ifi_change || ifm->ifi_index) { in ipmr_valid_dumplink()
2804 return -EINVAL; in ipmr_valid_dumplink()
2812 struct net *net = sock_net(skb->sk); in ipmr_rtm_dumplink()
2818 if (cb->strict_check) { in ipmr_rtm_dumplink()
2819 int err = ipmr_valid_dumplink(cb->nlh, cb->extack); in ipmr_rtm_dumplink()
2825 s_t = cb->args[0]; in ipmr_rtm_dumplink()
2826 s_e = cb->args[1]; in ipmr_rtm_dumplink()
2835 nlh = nlmsg_put(skb, NETLINK_CB(cb->skb).portid, in ipmr_rtm_dumplink()
2836 cb->nlh->nlmsg_seq, RTM_NEWLINK, in ipmr_rtm_dumplink()
2843 hdr->ifi_family = RTNL_FAMILY_IPMR; in ipmr_rtm_dumplink()
2862 for (i = 0; i < mrt->maxvif; i++) { in ipmr_rtm_dumplink()
2884 cb->args[1] = e; in ipmr_rtm_dumplink()
2885 cb->args[0] = t; in ipmr_rtm_dumplink()
2887 return skb->len; in ipmr_rtm_dumplink()
2898 struct mr_vif_iter *iter = seq->private; in ipmr_vif_seq_start()
2904 return ERR_PTR(-ENOENT); in ipmr_vif_seq_start()
2906 iter->mrt = mrt; in ipmr_vif_seq_start()
2920 struct mr_vif_iter *iter = seq->private; in ipmr_vif_seq_show()
2921 struct mr_table *mrt = iter->mrt; in ipmr_vif_seq_show()
2928 const char *name = vif->dev ? in ipmr_vif_seq_show()
2929 vif->dev->name : "none"; in ipmr_vif_seq_show()
2932 "%2td %-10s %8ld %7ld %8ld %7ld %05X %08X %08X\n", in ipmr_vif_seq_show()
2933 vif - mrt->vif_table, in ipmr_vif_seq_show()
2934 name, vif->bytes_in, vif->pkt_in, in ipmr_vif_seq_show()
2935 vif->bytes_out, vif->pkt_out, in ipmr_vif_seq_show()
2936 vif->flags, vif->local, vif->remote); in ipmr_vif_seq_show()
2955 return ERR_PTR(-ENOENT); in ipmr_mfc_seq_start()
2969 const struct mr_mfc_iter *it = seq->private; in ipmr_mfc_seq_show()
2970 const struct mr_table *mrt = it->mrt; in ipmr_mfc_seq_show()
2972 seq_printf(seq, "%08X %08X %-3hd", in ipmr_mfc_seq_show()
2973 (__force u32) mfc->mfc_mcastgrp, in ipmr_mfc_seq_show()
2974 (__force u32) mfc->mfc_origin, in ipmr_mfc_seq_show()
2975 mfc->_c.mfc_parent); in ipmr_mfc_seq_show()
2977 if (it->cache != &mrt->mfc_unres_queue) { in ipmr_mfc_seq_show()
2979 mfc->_c.mfc_un.res.pkt, in ipmr_mfc_seq_show()
2980 mfc->_c.mfc_un.res.bytes, in ipmr_mfc_seq_show()
2981 mfc->_c.mfc_un.res.wrong_if); in ipmr_mfc_seq_show()
2982 for (n = mfc->_c.mfc_un.res.minvif; in ipmr_mfc_seq_show()
2983 n < mfc->_c.mfc_un.res.maxvif; n++) { in ipmr_mfc_seq_show()
2985 mfc->_c.mfc_un.res.ttls[n] < 255) in ipmr_mfc_seq_show()
2987 " %2d:%-3d", in ipmr_mfc_seq_show()
2988 n, mfc->_c.mfc_un.res.ttls[n]); in ipmr_mfc_seq_show()
3020 return net->ipv4.ipmr_seq + ipmr_rules_seq_read(net); in ipmr_seq_read()
3041 net->ipv4.ipmr_seq = 0; in ipmr_notifier_init()
3046 net->ipv4.ipmr_notifier_ops = ops; in ipmr_notifier_init()
3053 fib_notifier_ops_unregister(net->ipv4.ipmr_notifier_ops); in ipmr_notifier_exit()
3054 net->ipv4.ipmr_notifier_ops = NULL; in ipmr_notifier_exit()
3071 err = -ENOMEM; in ipmr_net_init()
3072 if (!proc_create_net("ip_mr_vif", 0, net->proc_net, &ipmr_vif_seq_ops, in ipmr_net_init()
3075 if (!proc_create_net("ip_mr_cache", 0, net->proc_net, &ipmr_mfc_seq_ops, in ipmr_net_init()
3083 remove_proc_entry("ip_mr_vif", net->proc_net); in ipmr_net_init()
3096 remove_proc_entry("ip_mr_cache", net->proc_net); in ipmr_net_exit()
3097 remove_proc_entry("ip_mr_vif", net->proc_net); in ipmr_net_exit()
3127 err = -EAGAIN; in ip_mr_init()