2 * Copyright (c) 2016 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #include <vnet/lisp-cp/gid_dictionary.h>
22 foreach_subprefix_match_cb_t cb;
25 gid_ip4_table_t *ip4_table;
26 gid_ip6_table_t *ip6_table;
30 static u32 ip4_lookup (gid_ip4_table_t * db, u32 vni, ip_prefix_t * key);
32 static u32 ip6_lookup (gid_ip6_table_t * db, u32 vni, ip_prefix_t * key);
35 foreach_sfib4_subprefix (BVT (clib_bihash_kv) * kvp, void *arg)
37 sfib_entry_arg_t *a = arg;
38 u32 ip = (u32) kvp->key[0];
40 u8 plen = ip_prefix_len (&a->src);
43 mask = &a->ip4_table->ip4_fib_masks[plen];
45 u32 src_ip = ip_prefix_v4 (&a->src).as_u32;
46 src_ip &= mask->as_u32;
51 /* found sub-prefix of src prefix */
52 (a->cb) (kvp->value, a->arg);
57 gid_dict_foreach_ip4_subprefix (gid_dictionary_t * db, u32 vni,
58 ip_prefix_t * src, ip_prefix_t * dst,
59 foreach_subprefix_match_cb_t cb, void *arg)
62 gid_ip4_table_t *sfib4;
65 sfi = ip4_lookup (&db->dst_ip4_table, vni, dst);
66 if (GID_LOOKUP_MISS == sfi)
69 sfib4 = pool_elt_at_index (db->src_ip4_table_pool, sfi);
76 BV (clib_bihash_foreach_key_value_pair) (&sfib4->ip4_lookup_table,
77 foreach_sfib4_subprefix, &a);
81 foreach_sfib6_subprefix (BVT (clib_bihash_kv) * kvp, void *arg)
83 sfib_entry_arg_t *a = arg;
86 u8 plen = ip_prefix_len (&a->src);
88 mask = &a->ip6_table->ip6_fib_masks[plen];
89 ip.as_u64[0] = kvp->key[0];
90 ip.as_u64[1] = kvp->key[1];
92 if (ip6_address_is_equal_masked (&ip_prefix_v6 (&a->src), &ip, mask))
94 /* found sub-prefix of src prefix */
95 (a->cb) (kvp->value, a->arg);
100 gid_dict_foreach_ip6_subprefix (gid_dictionary_t * db, u32 vni,
101 ip_prefix_t * src, ip_prefix_t * dst,
102 foreach_subprefix_match_cb_t cb, void *arg)
105 gid_ip6_table_t *sfib6;
108 sfi = ip6_lookup (&db->dst_ip6_table, vni, dst);
109 if (GID_LOOKUP_MISS == sfi)
112 sfib6 = pool_elt_at_index (db->src_ip6_table_pool, sfi);
119 BV (clib_bihash_foreach_key_value_pair) (&sfib6->ip6_lookup_table,
120 foreach_sfib6_subprefix, &a);
124 gid_dict_foreach_subprefix (gid_dictionary_t * db, gid_address_t * eid,
125 foreach_subprefix_match_cb_t cb, void *arg)
127 ip_prefix_t *ippref = &gid_address_sd_dst_ippref (eid);
129 if (IP4 == ip_prefix_version (ippref))
130 gid_dict_foreach_ip4_subprefix (db, gid_address_vni (eid),
131 &gid_address_sd_src_ippref (eid),
132 &gid_address_sd_dst_ippref (eid), cb,
135 gid_dict_foreach_ip6_subprefix (db, gid_address_vni (eid),
136 &gid_address_sd_src_ippref (eid),
137 &gid_address_sd_dst_ippref (eid), cb,
142 gid_dict_foreach_l2_arp_entry (gid_dictionary_t * db, void (*cb)
143 (BVT (clib_bihash_kv) * kvp, void *arg),
146 gid_l2_arp_table_t *tab = &db->arp_table;
147 BV (clib_bihash_foreach_key_value_pair) (&tab->arp_lookup_table, cb, ht);
151 make_mac_sd_key (BVT (clib_bihash_kv) * kv, u32 vni, u8 src_mac[6],
154 kv->key[0] = (u64) vni;
155 kv->key[1] = mac_to_u64 (dst_mac);
156 kv->key[2] = src_mac ? mac_to_u64 (src_mac) : (u64) 0;
160 mac_sd_lookup (gid_mac_table_t * db, u32 vni, u8 * dst, u8 * src)
163 BVT (clib_bihash_kv) kv, value;
165 make_mac_sd_key (&kv, vni, src, dst);
166 rv = BV (clib_bihash_search_inline_2) (&db->mac_lookup_table, &kv, &value);
168 /* no match, try with src 0, catch all for dst */
172 rv = BV (clib_bihash_search_inline_2) (&db->mac_lookup_table, &kv,
180 return GID_LOOKUP_MISS;
184 ip4_lookup_exact_match (gid_ip4_table_t * db, u32 vni, ip_prefix_t * key)
187 BVT (clib_bihash_kv) kv, value;
191 mask = &db->ip4_fib_masks[ip_prefix_len (key)];
193 kv.key[0] = ((u64) vni << 32) | (ip_prefix_v4 (key).as_u32 & mask->as_u32);
197 rv = BV (clib_bihash_search_inline_2) (&db->ip4_lookup_table, &kv, &value);
201 return GID_LOOKUP_MISS;
205 ip4_lookup (gid_ip4_table_t * db, u32 vni, ip_prefix_t * key)
209 BVT (clib_bihash_kv) kv, value;
211 len = vec_len (db->ip4_prefix_lengths_in_search_order);
213 for (i = 0; i < len; i++)
215 int dst_address_length = db->ip4_prefix_lengths_in_search_order[i];
218 ASSERT (dst_address_length >= 0 && dst_address_length <= 32);
220 mask = &db->ip4_fib_masks[dst_address_length];
223 ((u64) vni << 32) | (ip_prefix_v4 (key).as_u32 & mask->as_u32);
228 BV (clib_bihash_search_inline_2) (&db->ip4_lookup_table, &kv, &value);
233 return GID_LOOKUP_MISS;
237 ip6_lookup_exact_match (gid_ip6_table_t * db, u32 vni, ip_prefix_t * key)
240 BVT (clib_bihash_kv) kv, value;
243 mask = &db->ip6_fib_masks[ip_prefix_len (key)];
245 kv.key[0] = ip_prefix_v6 (key).as_u64[0] & mask->as_u64[0];
246 kv.key[1] = ip_prefix_v6 (key).as_u64[1] & mask->as_u64[1];
247 kv.key[2] = (u64) vni;
249 rv = BV (clib_bihash_search_inline_2) (&db->ip6_lookup_table, &kv, &value);
253 return GID_LOOKUP_MISS;
257 ip6_lookup (gid_ip6_table_t * db, u32 vni, ip_prefix_t * key)
261 BVT (clib_bihash_kv) kv, value;
263 len = vec_len (db->ip6_prefix_lengths_in_search_order);
265 for (i = 0; i < len; i++)
267 int dst_address_length = db->ip6_prefix_lengths_in_search_order[i];
270 ASSERT (dst_address_length >= 0 && dst_address_length <= 128);
272 mask = &db->ip6_fib_masks[dst_address_length];
274 kv.key[0] = ip_prefix_v6 (key).as_u64[0] & mask->as_u64[0];
275 kv.key[1] = ip_prefix_v6 (key).as_u64[1] & mask->as_u64[1];
276 kv.key[2] = (u64) vni;
279 BV (clib_bihash_search_inline_2) (&db->ip6_lookup_table, &kv, &value);
284 return GID_LOOKUP_MISS;
288 ip_sd_lookup (gid_dictionary_t * db, u32 vni, ip_prefix_t * dst,
292 gid_ip4_table_t *sfib4;
293 gid_ip6_table_t *sfib6;
295 switch (ip_prefix_version (dst))
298 sfi = ip4_lookup (&db->dst_ip4_table, vni, dst);
299 if (GID_LOOKUP_MISS != sfi)
300 sfib4 = pool_elt_at_index (db->src_ip4_table_pool, sfi);
302 return GID_LOOKUP_MISS;
307 memset (&sp, 0, sizeof (sp));
308 return ip4_lookup_exact_match (sfib4, 0, &sp);
311 return ip4_lookup (sfib4, 0, src);
315 sfi = ip6_lookup (&db->dst_ip6_table, vni, dst);
316 if (GID_LOOKUP_MISS != sfi)
317 sfib6 = pool_elt_at_index (db->src_ip6_table_pool, sfi);
319 return GID_LOOKUP_MISS;
324 memset (&sp, 0, sizeof (sp));
325 ip_prefix_version (&sp) = IP6;
326 return ip6_lookup_exact_match (sfib6, 0, &sp);
329 return ip6_lookup (sfib6, 0, src);
333 clib_warning ("address type %d not supported!",
334 ip_prefix_version (dst));
337 return GID_LOOKUP_MISS;
341 make_arp_key (BVT (clib_bihash_kv) * kv, u32 bd, ip4_address_t * addr)
343 kv->key[0] = (u64) bd;
344 kv->key[1] = (u64) addr->as_u32;
345 kv->key[2] = (u64) 0;
349 arp_lookup (gid_l2_arp_table_t * db, u32 bd, ip4_address_t * key)
352 BVT (clib_bihash_kv) kv, value;
354 make_arp_key (&kv, bd, key);
355 rv = BV (clib_bihash_search_inline_2) (&db->arp_lookup_table, &kv, &value);
360 return GID_LOOKUP_MISS_L2;
364 gid_dictionary_lookup (gid_dictionary_t * db, gid_address_t * key)
366 switch (gid_address_type (key))
368 case GID_ADDR_IP_PREFIX:
369 return ip_sd_lookup (db, gid_address_vni (key),
370 &gid_address_ippref (key), 0);
372 return mac_sd_lookup (&db->sd_mac_table, gid_address_vni (key),
373 gid_address_mac (key), 0);
374 case GID_ADDR_SRC_DST:
375 switch (gid_address_sd_dst_type (key))
377 case FID_ADDR_IP_PREF:
378 return ip_sd_lookup (db, gid_address_vni (key),
379 &gid_address_sd_dst_ippref (key),
380 &gid_address_sd_src_ippref (key));
383 return mac_sd_lookup (&db->sd_mac_table, gid_address_vni (key),
384 gid_address_sd_dst_mac (key),
385 gid_address_sd_src_mac (key));
388 clib_warning ("Source/Dest address type %d not supported!",
389 gid_address_sd_dst_type (key));
394 return arp_lookup (&db->arp_table, gid_address_arp_bd (key),
395 &gid_address_arp_ip4 (key));
397 clib_warning ("address type %d not supported!", gid_address_type (key));
400 return GID_LOOKUP_MISS;
404 gid_dictionary_sd_lookup (gid_dictionary_t * db, gid_address_t * dst,
407 switch (gid_address_type (dst))
409 case GID_ADDR_IP_PREFIX:
410 return ip_sd_lookup (db, gid_address_vni (dst),
411 &gid_address_ippref (dst),
412 &gid_address_ippref (src));
414 return mac_sd_lookup (&db->sd_mac_table, gid_address_vni (dst),
415 gid_address_mac (dst), gid_address_mac (src));
416 case GID_ADDR_SRC_DST:
417 switch (gid_address_sd_dst_type (dst))
419 case FID_ADDR_IP_PREF:
420 return ip_sd_lookup (db, gid_address_vni (dst),
421 &gid_address_sd_dst_ippref (dst),
422 &gid_address_sd_src_ippref (dst));
425 return mac_sd_lookup (&db->sd_mac_table, gid_address_vni (dst),
426 gid_address_sd_dst_mac (dst),
427 gid_address_sd_src_mac (dst));
430 clib_warning ("Source/Dest address type %d not supported!",
431 gid_address_sd_dst_type (dst));
436 clib_warning ("address type %d not supported!", gid_address_type (dst));
439 return GID_LOOKUP_MISS;
443 ip4_compute_prefix_lengths_in_search_order (gid_ip4_table_t * db)
446 vec_reset_length (db->ip4_prefix_lengths_in_search_order);
447 /* Note: bitmap reversed so this is in fact a longest prefix match */
450 clib_bitmap_foreach (i, db->ip4_non_empty_dst_address_length_bitmap,
452 int dst_address_length = 32 - i;
453 vec_add1 (db->ip4_prefix_lengths_in_search_order, dst_address_length);
460 add_del_ip4_key (gid_ip4_table_t * db, u32 vni, ip_prefix_t * pref, u32 val,
463 BVT (clib_bihash_kv) kv, value;
466 u8 plen = ip_prefix_len (pref);
468 clib_memcpy (&key, &ip_prefix_v4 (pref), sizeof (key));
469 key.as_u32 &= db->ip4_fib_masks[plen].as_u32;
472 db->ip4_non_empty_dst_address_length_bitmap =
473 clib_bitmap_set (db->ip4_non_empty_dst_address_length_bitmap,
475 ip4_compute_prefix_lengths_in_search_order (db);
477 db->ip4_prefix_len_refcount[plen]++;
481 ASSERT (db->ip4_prefix_len_refcount[plen] != 0);
483 db->ip4_prefix_len_refcount[plen]--;
485 if (db->ip4_prefix_len_refcount[plen] == 0)
487 db->ip4_non_empty_dst_address_length_bitmap =
488 clib_bitmap_set (db->ip4_non_empty_dst_address_length_bitmap,
490 ip4_compute_prefix_lengths_in_search_order (db);
494 kv.key[0] = ((u64) vni << 32) | key.as_u32;
498 if (BV (clib_bihash_search) (&db->ip4_lookup_table, &kv, &value) == 0)
499 old_val = value.value;
503 BV (clib_bihash_add_del) (&db->ip4_lookup_table, &kv, 0 /* is_add */ );
509 BV (clib_bihash_add_del) (&db->ip4_lookup_table, &kv, 1 /* is_add */ );
516 ip4_lookup_init (gid_ip4_table_t * db)
520 memset (db->ip4_prefix_len_refcount, 0,
521 sizeof (db->ip4_prefix_len_refcount));
523 for (i = 0; i < ARRAY_LEN (db->ip4_fib_masks); i++)
528 m = pow2_mask (i) << (32 - i);
531 db->ip4_fib_masks[i].as_u32 = clib_host_to_net_u32 (m);
533 if (db->ip4_lookup_table_nbuckets == 0)
534 db->ip4_lookup_table_nbuckets = IP4_LOOKUP_DEFAULT_HASH_NUM_BUCKETS;
536 db->ip4_lookup_table_nbuckets =
537 1 << max_log2 (db->ip4_lookup_table_nbuckets);
539 if (db->ip4_lookup_table_size == 0)
540 db->ip4_lookup_table_size = IP4_LOOKUP_DEFAULT_HASH_MEMORY_SIZE;
542 BV (clib_bihash_init) (&db->ip4_lookup_table, "ip4 lookup table",
543 db->ip4_lookup_table_nbuckets,
544 db->ip4_lookup_table_size);
548 add_del_sd_ip4_key (gid_dictionary_t * db, u32 vni, ip_prefix_t * dst_pref,
549 ip_prefix_t * src_pref, u32 val, u8 is_add)
551 u32 sfi, old_val = ~0;
552 gid_ip4_table_t *sfib;
554 sfi = ip4_lookup_exact_match (&db->dst_ip4_table, vni, dst_pref);
558 if (GID_LOOKUP_MISS == sfi)
560 pool_get (db->src_ip4_table_pool, sfib);
561 ip4_lookup_init (sfib);
562 add_del_ip4_key (&db->dst_ip4_table, vni, dst_pref,
563 sfib - db->src_ip4_table_pool, is_add);
565 add_del_ip4_key (sfib, 0 /* vni */ , src_pref, val, is_add);
569 memset (&sp, 0, sizeof (sp));
570 add_del_ip4_key (sfib, 0 /* vni */ , &sp, val, is_add);
575 ASSERT (!pool_is_free_index (db->src_ip4_table_pool, sfi));
576 sfib = pool_elt_at_index (db->src_ip4_table_pool, sfi);
579 old_val = ip4_lookup_exact_match (sfib, 0, src_pref);
580 add_del_ip4_key (sfib, 0 /* vni */ , src_pref, val, is_add);
585 memset (&sp, 0, sizeof (sp));
587 add_del_ip4_key (sfib, 0 /* vni */ , &sp, val, is_add);
593 if (GID_LOOKUP_MISS != sfi)
595 sfib = pool_elt_at_index (db->src_ip4_table_pool, sfi);
597 old_val = add_del_ip4_key (sfib, 0, src_pref, 0, is_add);
601 memset (&sp, 0, sizeof (sp));
602 old_val = add_del_ip4_key (sfib, 0, &sp, 0, is_add);
605 if (sfib->count == 0)
606 add_del_ip4_key (&db->dst_ip4_table, vni, dst_pref, 0, is_add);
609 clib_warning ("cannot delete dst mapping %U!", format_ip_prefix,
616 ip6_compute_prefix_lengths_in_search_order (gid_ip6_table_t * db)
619 vec_reset_length (db->ip6_prefix_lengths_in_search_order);
620 /* Note: bitmap reversed so this is in fact a longest prefix match */
623 clib_bitmap_foreach (i, db->ip6_non_empty_dst_address_length_bitmap,
625 int dst_address_length = 128 - i;
626 vec_add1 (db->ip6_prefix_lengths_in_search_order, dst_address_length);
632 add_del_ip6_key (gid_ip6_table_t * db, u32 vni, ip_prefix_t * pref, u32 val,
635 BVT (clib_bihash_kv) kv, value;
638 u8 plen = ip_prefix_len (pref);
640 clib_memcpy (&key, &ip_prefix_v6 (pref), sizeof (key));
641 ip6_address_mask (&key, &db->ip6_fib_masks[plen]);
644 db->ip6_non_empty_dst_address_length_bitmap =
645 clib_bitmap_set (db->ip6_non_empty_dst_address_length_bitmap,
647 ip6_compute_prefix_lengths_in_search_order (db);
648 db->ip6_prefix_len_refcount[plen]++;
652 ASSERT (db->ip6_prefix_len_refcount[plen] != 0);
654 db->ip6_prefix_len_refcount[plen]--;
656 if (db->ip6_prefix_len_refcount[plen] == 0)
658 db->ip6_non_empty_dst_address_length_bitmap =
659 clib_bitmap_set (db->ip6_non_empty_dst_address_length_bitmap,
661 ip6_compute_prefix_lengths_in_search_order (db);
665 kv.key[0] = key.as_u64[0];
666 kv.key[1] = key.as_u64[1];
667 kv.key[2] = (u64) vni;
668 // kv.key[2] = ((u64)((fib - im->fibs))<<32) | ip_prefix_len(key);
670 if (BV (clib_bihash_search) (&db->ip6_lookup_table, &kv, &value) == 0)
671 old_val = value.value;
675 BV (clib_bihash_add_del) (&db->ip6_lookup_table, &kv, 0 /* is_add */ );
681 BV (clib_bihash_add_del) (&db->ip6_lookup_table, &kv, 1 /* is_add */ );
688 add_del_mac (gid_mac_table_t * db, u32 vni, u8 * dst_mac, u8 * src_mac,
691 BVT (clib_bihash_kv) kv, value;
694 make_mac_sd_key (&kv, vni, src_mac, dst_mac);
696 if (BV (clib_bihash_search) (&db->mac_lookup_table, &kv, &value) == 0)
697 old_val = value.value;
701 BV (clib_bihash_add_del) (&db->mac_lookup_table, &kv, 0 /* is_add */ );
707 BV (clib_bihash_add_del) (&db->mac_lookup_table, &kv, 1 /* is_add */ );
714 ip6_lookup_init (gid_ip6_table_t * db)
718 memset (db->ip6_prefix_len_refcount, 0,
719 sizeof (db->ip6_prefix_len_refcount));
721 for (i = 0; i < ARRAY_LEN (db->ip6_fib_masks); i++)
728 for (j = 0; j < i0; j++)
729 db->ip6_fib_masks[i].as_u32[j] = ~0;
732 db->ip6_fib_masks[i].as_u32[i0] =
733 clib_host_to_net_u32 (pow2_mask (i1) << (32 - i1));
736 if (db->ip6_lookup_table_nbuckets == 0)
737 db->ip6_lookup_table_nbuckets = IP6_LOOKUP_DEFAULT_HASH_NUM_BUCKETS;
739 db->ip6_lookup_table_nbuckets =
740 1 << max_log2 (db->ip6_lookup_table_nbuckets);
742 if (db->ip6_lookup_table_size == 0)
743 db->ip6_lookup_table_size = IP6_LOOKUP_DEFAULT_HASH_MEMORY_SIZE;
745 BV (clib_bihash_init) (&db->ip6_lookup_table, "ip6 lookup table",
746 db->ip6_lookup_table_nbuckets,
747 db->ip6_lookup_table_size);
751 add_del_sd_ip6_key (gid_dictionary_t * db, u32 vni, ip_prefix_t * dst_pref,
752 ip_prefix_t * src_pref, u32 val, u8 is_add)
754 u32 sfi, old_val = ~0;
755 gid_ip6_table_t *sfib;
757 sfi = ip6_lookup_exact_match (&db->dst_ip6_table, vni, dst_pref);
761 if (GID_LOOKUP_MISS == sfi)
763 pool_get (db->src_ip6_table_pool, sfib);
764 ip6_lookup_init (sfib);
765 add_del_ip6_key (&db->dst_ip6_table, vni, dst_pref,
766 sfib - db->src_ip6_table_pool, is_add);
768 add_del_ip6_key (sfib, 0 /* vni */ , src_pref, val, is_add);
772 memset (&sp, 0, sizeof (sp));
773 ip_prefix_version (&sp) = IP6;
774 add_del_ip6_key (sfib, 0 /* vni */ , &sp, val, is_add);
779 ASSERT (!pool_is_free_index (db->src_ip6_table_pool, sfi));
780 sfib = pool_elt_at_index (db->src_ip6_table_pool, sfi);
783 old_val = ip6_lookup_exact_match (sfib, 0, src_pref);
784 add_del_ip6_key (sfib, 0 /* vni */ , src_pref, val, is_add);
789 memset (&sp, 0, sizeof (sp));
790 ip_prefix_version (&sp) = IP6;
792 add_del_ip6_key (sfib, 0 /* vni */ , &sp, val, is_add);
798 if (GID_LOOKUP_MISS != sfi)
800 sfib = pool_elt_at_index (db->src_ip6_table_pool, sfi);
802 old_val = add_del_ip6_key (sfib, 0, src_pref, 0, is_add);
806 memset (&sp, 0, sizeof (sp));
807 ip_prefix_version (&sp) = IP6;
808 old_val = add_del_ip6_key (sfib, 0, &sp, 0, is_add);
811 if (sfib->count == 0)
812 add_del_ip6_key (&db->dst_ip6_table, vni, dst_pref, 0, is_add);
815 clib_warning ("cannot delete dst mapping %U!", format_ip_prefix,
822 add_del_ip (gid_dictionary_t * db, u32 vni, ip_prefix_t * dst_key,
823 ip_prefix_t * src_key, u32 value, u8 is_add)
825 switch (ip_prefix_version (dst_key))
828 return add_del_sd_ip4_key (db, vni, dst_key, src_key, value, is_add);
831 return add_del_sd_ip6_key (db, vni, dst_key, src_key, value, is_add);
834 clib_warning ("address type %d not supported!",
835 ip_prefix_version (dst_key));
842 add_del_sd (gid_dictionary_t * db, u32 vni, source_dest_t * key, u32 value,
845 switch (sd_dst_type (key))
847 case FID_ADDR_IP_PREF:
848 add_del_ip (db, vni, &sd_dst_ippref (key), &sd_src_ippref (key),
852 return add_del_mac (&db->sd_mac_table, vni, sd_dst_mac (key),
853 sd_src_mac (key), value, is_add);
856 clib_warning ("SD address type %d not supprted!", sd_dst_type (key));
864 add_del_arp (gid_l2_arp_table_t * db, u32 bd, ip4_address_t * key, u64 value,
867 BVT (clib_bihash_kv) kv, result;
870 make_arp_key (&kv, bd, key);
871 if (BV (clib_bihash_search) (&db->arp_lookup_table, &kv, &result) == 0)
872 old_val = result.value;
877 BV (clib_bihash_add_del) (&db->arp_lookup_table, &kv, 1 /* is_add */ );
882 BV (clib_bihash_add_del) (&db->arp_lookup_table, &kv, 0 /* is_add */ );
889 gid_dictionary_add_del (gid_dictionary_t * db, gid_address_t * key, u64 value,
892 switch (gid_address_type (key))
894 case GID_ADDR_IP_PREFIX:
895 return add_del_ip (db, gid_address_vni (key), &gid_address_ippref (key),
896 0, (u32) value, is_add);
898 return add_del_mac (&db->sd_mac_table, gid_address_vni (key),
899 gid_address_mac (key), 0, (u32) value, is_add);
900 case GID_ADDR_SRC_DST:
901 return add_del_sd (db, gid_address_vni (key), &gid_address_sd (key),
902 (u32) value, is_add);
904 return add_del_arp (&db->arp_table, gid_address_arp_bd (key),
905 &gid_address_arp_ip4 (key), value, is_add);
907 clib_warning ("address type %d not supported!", gid_address_type (key));
914 mac_lookup_init (gid_mac_table_t * db)
916 if (db->mac_lookup_table_nbuckets == 0)
917 db->mac_lookup_table_nbuckets = MAC_LOOKUP_DEFAULT_HASH_NUM_BUCKETS;
919 db->mac_lookup_table_nbuckets =
920 1 << max_log2 (db->mac_lookup_table_nbuckets);
922 if (db->mac_lookup_table_size == 0)
923 db->mac_lookup_table_size = MAC_LOOKUP_DEFAULT_HASH_MEMORY_SIZE;
925 BV (clib_bihash_init) (&db->mac_lookup_table, "mac lookup table",
926 db->mac_lookup_table_nbuckets,
927 db->mac_lookup_table_size);
931 arp_lookup_init (gid_l2_arp_table_t * db)
933 if (db->arp_lookup_table_nbuckets == 0)
934 db->arp_lookup_table_nbuckets = ARP_LOOKUP_DEFAULT_HASH_NUM_BUCKETS;
936 db->arp_lookup_table_nbuckets =
937 1 << max_log2 (db->arp_lookup_table_nbuckets);
939 if (db->arp_lookup_table_size == 0)
940 db->arp_lookup_table_size = ARP_LOOKUP_DEFAULT_HASH_MEMORY_SIZE;
942 BV (clib_bihash_init) (&db->arp_lookup_table, "arp lookup table",
943 db->arp_lookup_table_nbuckets,
944 db->arp_lookup_table_size);
948 gid_dictionary_init (gid_dictionary_t * db)
950 ip4_lookup_init (&db->dst_ip4_table);
951 ip6_lookup_init (&db->dst_ip6_table);
952 mac_lookup_init (&db->sd_mac_table);
953 arp_lookup_init (&db->arp_table);
957 * fd.io coding-style-patch-verification: ON
960 * eval: (c-set-style "gnu")