Lines Matching refs:bat_priv
56 batadv_bla_send_announce(struct batadv_priv *bat_priv,
218 batadv_claim_hash_find(struct batadv_priv *bat_priv, in batadv_claim_hash_find() argument
221 struct batadv_hashtable *hash = bat_priv->bla.claim_hash; in batadv_claim_hash_find()
258 batadv_backbone_hash_find(struct batadv_priv *bat_priv, const u8 *addr, in batadv_backbone_hash_find() argument
261 struct batadv_hashtable *hash = bat_priv->bla.backbone_hash; in batadv_backbone_hash_find()
307 hash = backbone_gw->bat_priv->bla.claim_hash; in batadv_bla_del_backbone_claims()
340 static void batadv_bla_send_claim(struct batadv_priv *bat_priv, const u8 *mac, in batadv_bla_send_claim() argument
351 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_send_claim()
355 memcpy(&local_claim_dest, &bat_priv->bla.claim_dest, in batadv_bla_send_claim()
390 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_send_claim()
399 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_send_claim()
408 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_send_claim()
419 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_send_claim()
426 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_send_claim()
443 batadv_inc_counter(bat_priv, BATADV_CNT_RX); in batadv_bla_send_claim()
444 batadv_add_counter(bat_priv, BATADV_CNT_RX_BYTES, in batadv_bla_send_claim()
462 struct batadv_priv *bat_priv; in batadv_bla_loopdetect_report() local
467 bat_priv = backbone_gw->bat_priv; in batadv_bla_loopdetect_report()
469 batadv_info(bat_priv->soft_iface, in batadv_bla_loopdetect_report()
476 batadv_throw_uevent(bat_priv, BATADV_UEV_BLA, BATADV_UEV_LOOPDETECT, in batadv_bla_loopdetect_report()
492 batadv_bla_get_backbone_gw(struct batadv_priv *bat_priv, const u8 *orig, in batadv_bla_get_backbone_gw() argument
499 entry = batadv_backbone_hash_find(bat_priv, orig, vid); in batadv_bla_get_backbone_gw()
504 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_get_backbone_gw()
515 entry->bat_priv = bat_priv; in batadv_bla_get_backbone_gw()
524 hash_added = batadv_hash_add(bat_priv->bla.backbone_hash, in batadv_bla_get_backbone_gw()
536 orig_node = batadv_orig_hash_find(bat_priv, orig); in batadv_bla_get_backbone_gw()
538 batadv_tt_global_del_orig(bat_priv, orig_node, vid, in batadv_bla_get_backbone_gw()
544 batadv_bla_send_announce(bat_priv, entry); in batadv_bla_get_backbone_gw()
549 atomic_inc(&bat_priv->bla.num_requests); in batadv_bla_get_backbone_gw()
565 batadv_bla_update_own_backbone_gw(struct batadv_priv *bat_priv, in batadv_bla_update_own_backbone_gw() argument
571 backbone_gw = batadv_bla_get_backbone_gw(bat_priv, in batadv_bla_update_own_backbone_gw()
590 static void batadv_bla_answer_request(struct batadv_priv *bat_priv, in batadv_bla_answer_request() argument
600 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_answer_request()
604 backbone_gw = batadv_backbone_hash_find(bat_priv, in batadv_bla_answer_request()
610 hash = bat_priv->bla.claim_hash; in batadv_bla_answer_request()
620 batadv_bla_send_claim(bat_priv, claim->addr, claim->vid, in batadv_bla_answer_request()
627 batadv_bla_send_announce(bat_priv, backbone_gw); in batadv_bla_answer_request()
644 batadv_dbg(BATADV_DBG_BLA, backbone_gw->bat_priv, in batadv_bla_send_request()
648 batadv_bla_send_claim(backbone_gw->bat_priv, backbone_gw->orig, in batadv_bla_send_request()
653 atomic_inc(&backbone_gw->bat_priv->bla.num_requests); in batadv_bla_send_request()
663 static void batadv_bla_send_announce(struct batadv_priv *bat_priv, in batadv_bla_send_announce() argument
675 batadv_bla_send_claim(bat_priv, mac, backbone_gw->vid, in batadv_bla_send_announce()
686 static void batadv_bla_add_claim(struct batadv_priv *bat_priv, in batadv_bla_add_claim() argument
698 claim = batadv_claim_hash_find(bat_priv, &search_claim); in batadv_bla_add_claim()
714 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_add_claim()
719 hash_added = batadv_hash_add(bat_priv->bla.claim_hash, in batadv_bla_add_claim()
735 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_add_claim()
795 static void batadv_bla_del_claim(struct batadv_priv *bat_priv, in batadv_bla_del_claim() argument
804 claim = batadv_claim_hash_find(bat_priv, &search_claim); in batadv_bla_del_claim()
808 batadv_dbg(BATADV_DBG_BLA, bat_priv, "%s(): %pM, vid %d\n", __func__, in batadv_bla_del_claim()
811 claim_removed_node = batadv_hash_remove(bat_priv->bla.claim_hash, in batadv_bla_del_claim()
836 static bool batadv_handle_announce(struct batadv_priv *bat_priv, u8 *an_addr, in batadv_handle_announce() argument
845 backbone_gw = batadv_bla_get_backbone_gw(bat_priv, backbone_addr, vid, in batadv_handle_announce()
855 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_handle_announce()
864 batadv_dbg(BATADV_DBG_BLA, backbone_gw->bat_priv, in batadv_handle_announce()
876 atomic_dec(&backbone_gw->bat_priv->bla.num_requests); in batadv_handle_announce()
895 static bool batadv_handle_request(struct batadv_priv *bat_priv, in batadv_handle_request() argument
910 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_handle_request()
914 batadv_bla_answer_request(bat_priv, primary_if, vid); in batadv_handle_request()
928 static bool batadv_handle_unclaim(struct batadv_priv *bat_priv, in batadv_handle_unclaim() argument
938 batadv_bla_send_claim(bat_priv, claim_addr, vid, in batadv_handle_unclaim()
941 backbone_gw = batadv_backbone_hash_find(bat_priv, backbone_addr, vid); in batadv_handle_unclaim()
947 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_handle_unclaim()
951 batadv_bla_del_claim(bat_priv, claim_addr, vid); in batadv_handle_unclaim()
966 static bool batadv_handle_claim(struct batadv_priv *bat_priv, in batadv_handle_claim() argument
975 backbone_gw = batadv_bla_get_backbone_gw(bat_priv, backbone_addr, vid, in batadv_handle_claim()
982 batadv_bla_add_claim(bat_priv, claim_addr, vid, backbone_gw); in batadv_handle_claim()
984 batadv_bla_send_claim(bat_priv, claim_addr, vid, in batadv_handle_claim()
1010 static int batadv_check_claim_group(struct batadv_priv *bat_priv, in batadv_check_claim_group() argument
1020 bla_dst_own = &bat_priv->bla.claim_dest; in batadv_check_claim_group()
1047 orig_node = batadv_orig_hash_find(bat_priv, backbone_addr); in batadv_check_claim_group()
1057 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_check_claim_group()
1077 static bool batadv_bla_process_claim(struct batadv_priv *bat_priv, in batadv_bla_process_claim() argument
1145 bla_dst_own = &bat_priv->bla.claim_dest; in batadv_bla_process_claim()
1164 ret = batadv_check_claim_group(bat_priv, primary_if, hw_src, hw_dst, in batadv_bla_process_claim()
1167 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_process_claim()
1176 batadv_bla_update_own_backbone_gw(bat_priv, primary_if, vid); in batadv_bla_process_claim()
1181 if (batadv_handle_claim(bat_priv, primary_if, hw_src, in batadv_bla_process_claim()
1186 if (batadv_handle_unclaim(bat_priv, primary_if, in batadv_bla_process_claim()
1192 if (batadv_handle_announce(bat_priv, hw_src, ethhdr->h_source, in batadv_bla_process_claim()
1197 if (batadv_handle_request(bat_priv, primary_if, hw_src, ethhdr, in batadv_bla_process_claim()
1203 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_process_claim()
1219 static void batadv_bla_purge_backbone_gw(struct batadv_priv *bat_priv, int now) in batadv_bla_purge_backbone_gw() argument
1228 hash = bat_priv->bla.backbone_hash; in batadv_bla_purge_backbone_gw()
1245 batadv_dbg(BATADV_DBG_BLA, backbone_gw->bat_priv, in batadv_bla_purge_backbone_gw()
1252 atomic_dec(&bat_priv->bla.num_requests); in batadv_bla_purge_backbone_gw()
1272 static void batadv_bla_purge_claims(struct batadv_priv *bat_priv, in batadv_bla_purge_claims() argument
1282 hash = bat_priv->bla.claim_hash; in batadv_bla_purge_claims()
1303 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_purge_claims()
1307 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_purge_claims()
1311 batadv_handle_unclaim(bat_priv, primary_if, in batadv_bla_purge_claims()
1328 void batadv_bla_update_orig_address(struct batadv_priv *bat_priv, in batadv_bla_update_orig_address() argument
1340 bat_priv->bla.claim_dest.group = group; in batadv_bla_update_orig_address()
1343 if (!atomic_read(&bat_priv->bridge_loop_avoidance)) in batadv_bla_update_orig_address()
1347 batadv_bla_purge_claims(bat_priv, NULL, 1); in batadv_bla_update_orig_address()
1348 batadv_bla_purge_backbone_gw(bat_priv, 1); in batadv_bla_update_orig_address()
1352 hash = bat_priv->bla.backbone_hash; in batadv_bla_update_orig_address()
1371 batadv_bla_send_announce(bat_priv, backbone_gw); in batadv_bla_update_orig_address()
1388 batadv_bla_send_loopdetect(struct batadv_priv *bat_priv, in batadv_bla_send_loopdetect() argument
1391 batadv_dbg(BATADV_DBG_BLA, bat_priv, "Send loopdetect frame for vid %d\n", in batadv_bla_send_loopdetect()
1393 batadv_bla_send_claim(bat_priv, bat_priv->bla.loopdetect_addr, in batadv_bla_send_loopdetect()
1403 struct batadv_priv *bat_priv = netdev_priv(net_dev); in batadv_bla_status_update() local
1406 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_status_update()
1413 batadv_bla_update_orig_address(bat_priv, primary_if, primary_if); in batadv_bla_status_update()
1428 struct batadv_priv *bat_priv; in batadv_bla_periodic_work() local
1439 bat_priv = container_of(priv_bla, struct batadv_priv, bla); in batadv_bla_periodic_work()
1440 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_periodic_work()
1444 batadv_bla_purge_claims(bat_priv, primary_if, 0); in batadv_bla_periodic_work()
1445 batadv_bla_purge_backbone_gw(bat_priv, 0); in batadv_bla_periodic_work()
1447 if (!atomic_read(&bat_priv->bridge_loop_avoidance)) in batadv_bla_periodic_work()
1450 if (atomic_dec_and_test(&bat_priv->bla.loopdetect_next)) { in batadv_bla_periodic_work()
1455 eth_random_addr(bat_priv->bla.loopdetect_addr); in batadv_bla_periodic_work()
1456 bat_priv->bla.loopdetect_addr[0] = 0xba; in batadv_bla_periodic_work()
1457 bat_priv->bla.loopdetect_addr[1] = 0xbe; in batadv_bla_periodic_work()
1458 bat_priv->bla.loopdetect_lasttime = jiffies; in batadv_bla_periodic_work()
1459 atomic_set(&bat_priv->bla.loopdetect_next, in batadv_bla_periodic_work()
1466 hash = bat_priv->bla.backbone_hash; in batadv_bla_periodic_work()
1481 batadv_bla_send_announce(bat_priv, backbone_gw); in batadv_bla_periodic_work()
1483 batadv_bla_send_loopdetect(bat_priv, in batadv_bla_periodic_work()
1501 atomic_dec(&backbone_gw->bat_priv->bla.num_requests); in batadv_bla_periodic_work()
1509 queue_delayed_work(batadv_event_workqueue, &bat_priv->bla.work, in batadv_bla_periodic_work()
1527 int batadv_bla_init(struct batadv_priv *bat_priv) in batadv_bla_init() argument
1535 spin_lock_init(&bat_priv->bla.bcast_duplist_lock); in batadv_bla_init()
1537 batadv_dbg(BATADV_DBG_BLA, bat_priv, "bla hash registering\n"); in batadv_bla_init()
1540 memcpy(&bat_priv->bla.claim_dest.magic, claim_dest, 3); in batadv_bla_init()
1541 bat_priv->bla.claim_dest.type = 0; in batadv_bla_init()
1542 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_init()
1545 bat_priv->bla.claim_dest.group = htons(crc); in batadv_bla_init()
1548 bat_priv->bla.claim_dest.group = 0; /* will be set later */ in batadv_bla_init()
1554 bat_priv->bla.bcast_duplist[i].entrytime = entrytime; in batadv_bla_init()
1555 bat_priv->bla.bcast_duplist_curr = 0; in batadv_bla_init()
1557 atomic_set(&bat_priv->bla.loopdetect_next, in batadv_bla_init()
1560 if (bat_priv->bla.claim_hash) in batadv_bla_init()
1563 bat_priv->bla.claim_hash = batadv_hash_new(128); in batadv_bla_init()
1564 if (!bat_priv->bla.claim_hash) in batadv_bla_init()
1567 bat_priv->bla.backbone_hash = batadv_hash_new(32); in batadv_bla_init()
1568 if (!bat_priv->bla.backbone_hash) { in batadv_bla_init()
1569 batadv_hash_destroy(bat_priv->bla.claim_hash); in batadv_bla_init()
1573 batadv_hash_set_lock_class(bat_priv->bla.claim_hash, in batadv_bla_init()
1575 batadv_hash_set_lock_class(bat_priv->bla.backbone_hash, in batadv_bla_init()
1578 batadv_dbg(BATADV_DBG_BLA, bat_priv, "bla hashes initialized\n"); in batadv_bla_init()
1580 INIT_DELAYED_WORK(&bat_priv->bla.work, batadv_bla_periodic_work); in batadv_bla_init()
1582 queue_delayed_work(batadv_event_workqueue, &bat_priv->bla.work, in batadv_bla_init()
1606 static bool batadv_bla_check_duplist(struct batadv_priv *bat_priv, in batadv_bla_check_duplist() argument
1618 spin_lock_bh(&bat_priv->bla.bcast_duplist_lock); in batadv_bla_check_duplist()
1621 curr = (bat_priv->bla.bcast_duplist_curr + i); in batadv_bla_check_duplist()
1623 entry = &bat_priv->bla.bcast_duplist[curr]; in batadv_bla_check_duplist()
1660 curr = (bat_priv->bla.bcast_duplist_curr + BATADV_DUPLIST_SIZE - 1); in batadv_bla_check_duplist()
1662 entry = &bat_priv->bla.bcast_duplist[curr]; in batadv_bla_check_duplist()
1673 bat_priv->bla.bcast_duplist_curr = curr; in batadv_bla_check_duplist()
1676 spin_unlock_bh(&bat_priv->bla.bcast_duplist_lock); in batadv_bla_check_duplist()
1693 static bool batadv_bla_check_ucast_duplist(struct batadv_priv *bat_priv, in batadv_bla_check_ucast_duplist() argument
1696 return batadv_bla_check_duplist(bat_priv, skb, (u8 *)skb->data, NULL); in batadv_bla_check_ucast_duplist()
1710 bool batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv, in batadv_bla_check_bcast_duplist() argument
1719 return batadv_bla_check_duplist(bat_priv, skb, payload_ptr, in batadv_bla_check_bcast_duplist()
1732 bool batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, u8 *orig, in batadv_bla_is_backbone_gw_orig() argument
1735 struct batadv_hashtable *hash = bat_priv->bla.backbone_hash; in batadv_bla_is_backbone_gw_orig()
1740 if (!atomic_read(&bat_priv->bridge_loop_avoidance)) in batadv_bla_is_backbone_gw_orig()
1778 if (!atomic_read(&orig_node->bat_priv->bridge_loop_avoidance)) in batadv_bla_is_backbone_gw()
1788 backbone_gw = batadv_backbone_hash_find(orig_node->bat_priv, in batadv_bla_is_backbone_gw()
1803 void batadv_bla_free(struct batadv_priv *bat_priv) in batadv_bla_free() argument
1807 cancel_delayed_work_sync(&bat_priv->bla.work); in batadv_bla_free()
1808 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_free()
1810 if (bat_priv->bla.claim_hash) { in batadv_bla_free()
1811 batadv_bla_purge_claims(bat_priv, primary_if, 1); in batadv_bla_free()
1812 batadv_hash_destroy(bat_priv->bla.claim_hash); in batadv_bla_free()
1813 bat_priv->bla.claim_hash = NULL; in batadv_bla_free()
1815 if (bat_priv->bla.backbone_hash) { in batadv_bla_free()
1816 batadv_bla_purge_backbone_gw(bat_priv, 1); in batadv_bla_free()
1817 batadv_hash_destroy(bat_priv->bla.backbone_hash); in batadv_bla_free()
1818 bat_priv->bla.backbone_hash = NULL; in batadv_bla_free()
1837 batadv_bla_loopdetect_check(struct batadv_priv *bat_priv, struct sk_buff *skb, in batadv_bla_loopdetect_check() argument
1851 bat_priv->bla.loopdetect_addr)) in batadv_bla_loopdetect_check()
1857 if (batadv_has_timed_out(bat_priv->bla.loopdetect_lasttime, in batadv_bla_loopdetect_check()
1861 backbone_gw = batadv_bla_get_backbone_gw(bat_priv, in batadv_bla_loopdetect_check()
1894 bool batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, in batadv_bla_rx() argument
1906 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_rx()
1910 if (!atomic_read(&bat_priv->bridge_loop_avoidance)) in batadv_bla_rx()
1913 if (batadv_bla_loopdetect_check(bat_priv, skb, primary_if, vid)) in batadv_bla_rx()
1916 if (unlikely(atomic_read(&bat_priv->bla.num_requests))) in batadv_bla_rx()
1941 batadv_bla_check_ucast_duplist(bat_priv, skb)) in batadv_bla_rx()
1946 claim = batadv_claim_hash_find(bat_priv, &search_claim); in batadv_bla_rx()
1953 batadv_dbg(BATADV_DBG_BLA, bat_priv, in batadv_bla_rx()
1956 batadv_is_my_client(bat_priv, in batadv_bla_rx()
1959 batadv_handle_claim(bat_priv, primary_if, in batadv_bla_rx()
1992 batadv_handle_claim(bat_priv, primary_if, in batadv_bla_rx()
1998 batadv_bla_update_own_backbone_gw(bat_priv, primary_if, vid); in batadv_bla_rx()
2029 bool batadv_bla_tx(struct batadv_priv *bat_priv, struct sk_buff *skb, in batadv_bla_tx() argument
2039 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_tx()
2043 if (!atomic_read(&bat_priv->bridge_loop_avoidance)) in batadv_bla_tx()
2046 if (batadv_bla_process_claim(bat_priv, primary_if, skb)) in batadv_bla_tx()
2051 if (unlikely(atomic_read(&bat_priv->bla.num_requests))) in batadv_bla_tx()
2059 claim = batadv_claim_hash_find(bat_priv, &search_claim); in batadv_bla_tx()
2080 batadv_dbg(BATADV_DBG_BLA, bat_priv, "%s(): Roaming client %pM detected. Unclaim it.\n", in batadv_bla_tx()
2082 batadv_handle_unclaim(bat_priv, primary_if, in batadv_bla_tx()
2087 batadv_dbg(BATADV_DBG_BLA, bat_priv, "%s(): Race for claim %pM detected. Drop packet.\n", in batadv_bla_tx()
2106 batadv_bla_update_own_backbone_gw(bat_priv, primary_if, vid); in batadv_bla_tx()
2239 struct batadv_priv *bat_priv; in batadv_bla_claim_dump() local
2256 bat_priv = netdev_priv(soft_iface); in batadv_bla_claim_dump()
2257 hash = bat_priv->bla.claim_hash; in batadv_bla_claim_dump()
2259 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_claim_dump()
2409 struct batadv_priv *bat_priv; in batadv_bla_backbone_dump() local
2426 bat_priv = netdev_priv(soft_iface); in batadv_bla_backbone_dump()
2427 hash = bat_priv->bla.backbone_hash; in batadv_bla_backbone_dump()
2429 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_backbone_dump()
2468 bool batadv_bla_check_claim(struct batadv_priv *bat_priv, in batadv_bla_check_claim() argument
2476 if (!atomic_read(&bat_priv->bridge_loop_avoidance)) in batadv_bla_check_claim()
2479 primary_if = batadv_primary_if_get_selected(bat_priv); in batadv_bla_check_claim()
2487 claim = batadv_claim_hash_find(bat_priv, &search_claim); in batadv_bla_check_claim()