2 This file is part of GNUnet.
3 (C) 2011 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @file ats/gnunet-service-ats_addresses.c
23 * @brief ats service address management
24 * @author Matthias Wachs
25 * @author Christian Grothoff
28 #include "gnunet_ats_service.h"
29 #include "gnunet-service-ats.h"
30 #include "gnunet-service-ats_addresses.h"
31 #include "gnunet-service-ats_performance.h"
32 #include "gnunet-service-ats_scheduling.h"
33 #include "gnunet-service-ats_reservations.h"
35 #include "gnunet-service-ats_addresses_mlp.h"
38 #define VERBOSE GNUNET_NO
40 #define ATS_BLOCKING_DELTA GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MILLISECONDS, 100)
45 * Assign each peer an equal amount of bandwidth (bw)
47 * bw_per_peer = bw_total / #active addresses
52 * Use MLP solver to assign bandwidth
57 static struct GNUNET_CONTAINER_MultiHashMap *addresses;
60 static struct GAS_MLP_Handle *mlp;
63 static unsigned long long wan_quota_in;
65 static unsigned long long wan_quota_out;
67 static unsigned int active_addr_count;
75 send_bw_notification (struct ATS_Address *aa)
77 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "New bandwidth for peer %s is %u/%u\n",
78 GNUNET_i2s (&aa->peer), ntohl (aa->assigned_bw_in.value__),
79 ntohl (aa->assigned_bw_out.value__));
80 GAS_scheduling_transmit_address_suggestion (&aa->peer, aa->plugin, aa->addr,
81 aa->addr_len, aa->session_id,
82 aa->ats, aa->ats_count,
85 GAS_reservations_set_bandwidth (&aa->peer, aa->assigned_bw_in);
86 GAS_performance_notify_clients (&aa->peer, aa->plugin, aa->addr, aa->addr_len,
87 aa->ats, aa->ats_count, aa->assigned_bw_out,
92 * Update a bandwidth assignment for a peer. This trivial method currently
93 * simply assigns the same share to all active connections.
97 * @param value the 'struct ATS_Address'
98 * @return GNUNET_OK (continue to iterate)
101 update_bw_simple_it (void *cls, const GNUNET_HashCode * key, void *value)
103 struct ATS_Address *aa = value;
105 if (GNUNET_YES != aa->active)
107 GNUNET_assert (active_addr_count > 0);
111 aa->assigned_bw_in.value__ = htonl (wan_quota_in / active_addr_count);
112 aa->assigned_bw_out.value__ = htonl (wan_quota_out / active_addr_count);
114 send_bw_notification (aa);
121 * Some (significant) input changed, recalculate bandwidth assignment
125 recalculate_assigned_bw ()
127 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
128 "Recalculating bandwidth for all active connections\n");
129 GNUNET_STATISTICS_update (GSA_stats, "# bandwidth recalculations performed",
131 GNUNET_STATISTICS_set (GSA_stats, "# active addresses", active_addr_count,
134 GNUNET_CONTAINER_multihashmap_iterate (addresses, &update_bw_simple_it, NULL);
138 * Free the given address
139 * @param addr address to destroy
142 free_address (struct ATS_Address *addr)
144 GNUNET_free_non_null (addr->ats);
145 GNUNET_free (addr->plugin);
150 * Create a ATS_address with the given information
152 * @param plugin_name plugin
153 * @param plugin_addr address
154 * @param plugin_addr_len address length
155 * @param session_id session
156 * @return the ATS_Address
158 static struct ATS_Address *
159 create_address (const struct GNUNET_PeerIdentity *peer,
160 const char *plugin_name,
161 const void *plugin_addr, size_t plugin_addr_len,
164 struct ATS_Address *aa = NULL;
166 aa = GNUNET_malloc (sizeof (struct ATS_Address) + plugin_addr_len);
168 aa->addr_len = plugin_addr_len;
170 memcpy (&aa[1], plugin_addr, plugin_addr_len);
171 aa->plugin = GNUNET_strdup (plugin_name);
172 aa->session_id = session_id;
178 * Destroy the given address.
180 * @param addr address to destroy
181 * @return GNUNET_YES if bandwidth allocations should be recalcualted
184 destroy_address (struct ATS_Address *addr)
189 GNUNET_assert (GNUNET_YES ==
190 GNUNET_CONTAINER_multihashmap_remove (addresses,
191 &addr->peer.hashPubKey,
196 GAS_mlp_address_delete (mlp, addresses, addr);
199 if (GNUNET_YES == addr->active)
202 addr->active = GNUNET_NO;
210 struct CompareAddressContext
212 const struct ATS_Address *search;
214 /* exact_address != NULL if address and session is equal */
215 struct ATS_Address *exact_address;
216 /* exact_address != NULL if address and session is 0 */
217 struct ATS_Address *base_address;
222 compare_address_it (void *cls, const GNUNET_HashCode * key, void *value)
224 struct CompareAddressContext *cac = cls;
225 struct ATS_Address *aa = value;
227 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
228 "Comparing to: %s %s %u session %u\n",
229 GNUNET_i2s (&aa->peer), aa->plugin, aa->addr_len, aa->session_id);
232 /* find an exact matching address: aa->addr == cac->search->addr && aa->session == cac->search->session */
233 if ((aa->addr_len == cac->search->addr_len) && (0 == strcmp (aa->plugin, cac->search->plugin)))
235 if ((0 == memcmp (aa->addr, cac->search->addr, aa->addr_len)) && (aa->session_id == cac->search->session_id))
237 cac->exact_address = aa;
241 /* find an matching address: aa->addr == cac->search->addr && aa->session == 0 */
242 /* this address can be used to be updated */
243 if ((aa->addr_len == cac->search->addr_len) && (0 == strcmp (aa->plugin, cac->search->plugin)))
245 if ((0 == memcmp (aa->addr, cac->search->addr, aa->addr_len)) && (aa->session_id == 0))
247 cac->base_address = aa;
251 if (cac->exact_address == NULL)
259 * Find an existing equivalent address record.
260 * Compares by peer identity and network address OR by session ID
261 * (one of the two must match).
263 * @param peer peer to lookup addresses for
264 * @param addr existing address record
265 * @return existing address record, NULL for none
268 find_address (const struct GNUNET_PeerIdentity *peer,
269 const struct ATS_Address *addr)
271 struct CompareAddressContext cac;
273 cac.exact_address = NULL;
274 cac.base_address = NULL;
276 GNUNET_CONTAINER_multihashmap_get_multiple (addresses, &peer->hashPubKey,
277 &compare_address_it, &cac);
280 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
281 "exact address: %s base address: %s\n",
282 (cac.exact_address != NULL) ? "YES" : "NO",
283 (cac.base_address != NULL) ? "YES" : "NO");
285 if (cac.exact_address == NULL)
286 return cac.base_address;
287 return cac.exact_address;
292 compare_address_session_it (void *cls, const GNUNET_HashCode * key, void *value)
294 struct CompareAddressContext *cac = cls;
295 struct ATS_Address *aa = value;
297 if ((aa->addr_len == cac->search->addr_len) && (0 == strcmp (aa->plugin, cac->search->plugin)))
299 if ((0 == memcmp (aa->addr, cac->search->addr, aa->addr_len)) && (aa->session_id == cac->search->session_id))
301 cac->exact_address = aa;
310 * Find an existing equivalent address record.
311 * Compares by peer identity and network address AND by session ID
312 * (one of the two must match).
314 * @param peer peer to lookup addresses for
315 * @param addr existing address record
316 * @return existing address record, NULL for none
319 find_exact_address (const struct GNUNET_PeerIdentity *peer,
320 const struct ATS_Address *addr)
322 struct CompareAddressContext cac;
324 cac.exact_address = NULL;
326 GNUNET_CONTAINER_multihashmap_get_multiple (addresses, &peer->hashPubKey,
327 &compare_address_session_it, &cac);
328 return cac.exact_address;
333 GAS_addresses_update (const struct GNUNET_PeerIdentity *peer,
334 const char *plugin_name, const void *plugin_addr,
335 size_t plugin_addr_len, uint32_t session_id,
336 const struct GNUNET_ATS_Information *atsi,
339 struct ATS_Address *aa;
340 struct ATS_Address *old;
343 if (GNUNET_NO == running)
346 GNUNET_assert (NULL != addresses);
348 aa = create_address (peer,
350 plugin_addr, plugin_addr_len,
353 aa->mlp_information = NULL;
354 aa->ats = GNUNET_malloc (atsi_count * sizeof (struct GNUNET_ATS_Information));
355 aa->ats_count = atsi_count;
356 memcpy (aa->ats, atsi, atsi_count * sizeof (struct GNUNET_ATS_Information));
359 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Updating address for peer `%s' %u\n",
363 /* Get existing address or address with session == 0 */
364 old = find_address (peer, aa);
367 GNUNET_assert (GNUNET_OK ==
368 GNUNET_CONTAINER_multihashmap_put (addresses,
369 &peer->hashPubKey, aa,
370 GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE));
372 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Added new address for peer `%s' %X\n",
373 GNUNET_i2s (peer), aa);
380 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
381 "Updated existing address for peer `%s' %p old session %u new session %u\n",
382 GNUNET_i2s (peer), old,
383 old->session_id, session_id);
385 GNUNET_free_non_null (old->ats);
386 old->session_id = session_id;
390 old->ats_count = aa->ats_count;
391 GNUNET_free (aa->plugin);
394 for (i = 0; i < atsi_count; i++)
395 switch (ntohl (atsi[i].type))
397 case GNUNET_ATS_UTILIZATION_UP:
398 old->atsp_utilization_out.value__ = atsi[i].value;
400 case GNUNET_ATS_UTILIZATION_DOWN:
401 old->atsp_utilization_in.value__ = atsi[i].value;
403 case GNUNET_ATS_QUALITY_NET_DELAY:
404 old->atsp_latency.rel_value = ntohl (atsi[i].value);
406 case GNUNET_ATS_QUALITY_NET_DISTANCE:
407 old->atsp_distance = ntohl (atsi[i].value);
409 case GNUNET_ATS_COST_WAN:
410 old->atsp_cost_wan = ntohl (atsi[i].value);
412 case GNUNET_ATS_COST_LAN:
413 old->atsp_cost_lan = ntohl (atsi[i].value);
415 case GNUNET_ATS_COST_WLAN:
416 old->atsp_cost_wlan = ntohl (atsi[i].value);
418 case GNUNET_ATS_NETWORK_TYPE:
419 old->atsp_network_type = ntohl (atsi[i].value);
423 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
424 "Received unsupported ATS type %u\n", ntohl (atsi[i].type));
430 GAS_mlp_address_update (mlp, addresses, old);
438 * If session != 0, just the session is deleted, the address itself still exists
439 * If session == 0, remove full address
440 * If session == 0 and addrlen == 0, destroy inbound address
444 * @param value the 'struct ATS_Address'
445 * @return GNUNET_OK (continue to iterate)
448 destroy_by_session_id (void *cls, const GNUNET_HashCode * key, void *value)
450 const struct ATS_Address *info = cls;
451 struct ATS_Address *aa = value;
454 memcmp (&aa->peer, &info->peer,
455 sizeof (struct GNUNET_PeerIdentity)));
456 /* session == 0, remove full address */
457 if ((info->session_id == 0) && (0 == strcmp (info->plugin, aa->plugin)) &&
458 (aa->addr_len == info->addr_len) &&
459 (0 == memcmp (info->addr, aa->addr, aa->addr_len)))
462 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
463 "Deleting address for peer `%s': `%s' %u\n",
464 GNUNET_i2s (&aa->peer), aa->plugin, aa->session_id);
466 if (GNUNET_YES == destroy_address (aa))
467 recalculate_assigned_bw ();
470 /* session != 0, just remove session */
471 if (aa->session_id != info->session_id)
472 return GNUNET_OK; /* irrelevant */
473 if (aa->session_id != 0)
474 GNUNET_break (0 == strcmp (info->plugin, aa->plugin));
477 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
478 "Deleting session for peer `%s': `%s' %u\n",
479 GNUNET_i2s (&aa->peer), aa->plugin, aa->session_id);
483 if (GNUNET_YES == aa->active)
485 aa->active = GNUNET_NO;
487 recalculate_assigned_bw ();
490 /* session == 0 and addrlen == 0 : destroy address */
491 if (aa->addr_len == 0)
494 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
495 "Deleting session and address for peer `%s': `%s' %u\n",
496 GNUNET_i2s (&aa->peer), aa->plugin, aa->session_id);
498 (void) destroy_address (aa);
502 /* session was set to 0, update address */
505 GAS_mlp_address_update (mlp, addresses, aa);
513 GAS_addresses_destroy (const struct GNUNET_PeerIdentity *peer,
514 const char *plugin_name, const void *plugin_addr,
515 size_t plugin_addr_len, uint32_t session_id)
517 struct ATS_Address *aa;
519 if (GNUNET_NO == running)
522 GNUNET_break (0 < strlen (plugin_name));
523 aa = create_address (peer, plugin_name, plugin_addr, plugin_addr_len, session_id);
525 GNUNET_CONTAINER_multihashmap_get_multiple (addresses, &peer->hashPubKey,
526 &destroy_by_session_id, aa);
533 * Find a "good" address to use for a peer. If we already have an existing
534 * address, we stick to it. Otherwise, we pick by lowest distance and then
537 * @param cls the 'struct ATS_Address**' where we store the result
539 * @param value another 'struct ATS_Address*' to consider using
540 * @return GNUNET_OK (continue to iterate)
543 find_address_it (void *cls, const GNUNET_HashCode * key, void *value)
545 struct ATS_Address **ap = cls;
546 struct ATS_Address *aa = (struct ATS_Address *) value;
547 struct ATS_Address *ab = *ap;
548 struct GNUNET_TIME_Absolute now;
550 now = GNUNET_TIME_absolute_get();
552 if (aa->blocked_until.abs_value == GNUNET_TIME_absolute_max (now, aa->blocked_until).abs_value)
554 /* This address is blocked for suggestion */
555 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
556 "Address %p blocked for suggestion for %llu ms \n",
558 GNUNET_TIME_absolute_get_difference(now, aa->blocked_until).rel_value);
563 aa->block_interval = GNUNET_TIME_relative_add (aa->block_interval, ATS_BLOCKING_DELTA);
564 aa->blocked_until = GNUNET_TIME_absolute_add (now, aa->block_interval);
566 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
567 "Address %p ready for suggestion, block interval now %llu \n", aa, aa->block_interval);
574 if ((ntohl (ab->assigned_bw_in.value__) == 0) &&
575 (ntohl (aa->assigned_bw_in.value__) > 0))
577 /* stick to existing connection */
581 if (ab->atsp_distance > aa->atsp_distance)
583 /* user shorter distance */
587 if (ab->atsp_latency.rel_value > aa->atsp_latency.rel_value)
589 /* user lower latency */
599 GAS_addresses_in_use (const struct GNUNET_PeerIdentity *peer,
600 const char *plugin_name, const void *plugin_addr,
601 size_t plugin_addr_len, uint32_t session_id, int in_use)
604 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
605 "Received `%s' message for peer `%s': %i\n", "ADDRESS_IN_USE",
606 GNUNET_i2s (peer), in_use);
609 struct ATS_Address *aa;
610 struct ATS_Address *old;
612 if (GNUNET_NO == running)
613 return GNUNET_SYSERR;
615 aa = create_address (peer, plugin_name, plugin_addr, plugin_addr_len, session_id);
616 old = find_exact_address (peer, aa);
622 return GNUNET_SYSERR;
624 if (old->used == in_use)
627 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
628 "Address in use called multiple times for peer `%s': %s -> %s \n",
630 (GNUNET_NO == old->used) ? "NO" : "YES",
631 (GNUNET_NO == in_use) ? "NO" : "YES");
632 return GNUNET_SYSERR;
637 GAS_mlp_address_update (mlp, addresses, old);
643 void request_address_mlp (const struct GNUNET_PeerIdentity *peer)
645 struct ATS_Address *aa;
649 /* Get preferred address from MLP */
650 struct ATS_PreferedAddress * paddr = NULL;
651 paddr = GAS_mlp_get_preferred_address (mlp, addresses, peer);
653 aa->assigned_bw_out = GNUNET_BANDWIDTH_value_init(paddr->bandwidth_out);
654 /* FIXME use bw in value */
655 paddr->bandwidth_in = paddr->bandwidth_out;
656 aa->assigned_bw_in = GNUNET_BANDWIDTH_value_init (paddr->bandwidth_in);
662 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG | GNUNET_ERROR_TYPE_BULK,
663 "Cannot suggest address for peer `%s'\n", GNUNET_i2s (peer));
666 if (aa->active == GNUNET_NO)
668 aa->active = GNUNET_YES;
671 send_bw_notification (aa);
675 /* just to be sure... */
676 GAS_scheduling_transmit_address_suggestion (peer, aa->plugin, aa->addr,
677 aa->addr_len, aa->session_id,
678 aa->ats, aa->ats_count,
685 void request_address_simple (const struct GNUNET_PeerIdentity *peer)
687 struct ATS_Address *aa;
690 /* Get address with: stick to current address, lower distance, lower latency */
691 GNUNET_CONTAINER_multihashmap_get_multiple (addresses, &peer->hashPubKey,
692 &find_address_it, &aa);
695 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG | GNUNET_ERROR_TYPE_BULK,
696 "Cannot suggest address for peer `%s'\n", GNUNET_i2s (peer));
700 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG | GNUNET_ERROR_TYPE_BULK,
701 "Suggesting address %p for peer `%s'\n", aa, GNUNET_i2s (peer));
703 if (aa->active == GNUNET_NO)
705 aa->active = GNUNET_YES;
707 if (ats_mode == SIMPLE)
709 recalculate_assigned_bw ();
714 /* just to be sure... */
715 GAS_scheduling_transmit_address_suggestion (peer, aa->plugin, aa->addr,
716 aa->addr_len, aa->session_id,
717 aa->ats, aa->ats_count,
725 GAS_addresses_request_address (const struct GNUNET_PeerIdentity *peer)
727 if (GNUNET_NO == running)
730 if (ats_mode == SIMPLE)
732 request_address_simple (peer);
736 request_address_mlp(peer);
742 reset_address_it (void *cls, const GNUNET_HashCode * key, void *value)
744 struct ATS_Address *aa = value;
746 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
747 "Resetting interval for peer `%s' address %p from %llu to 0\n", GNUNET_i2s (&aa->peer), aa, aa->block_interval);
749 aa->blocked_until = GNUNET_TIME_UNIT_ZERO_ABS;
750 aa->block_interval = GNUNET_TIME_UNIT_ZERO;
755 GAS_addresses_handle_backoff_reset (const struct GNUNET_PeerIdentity *peer)
757 GNUNET_break (GNUNET_SYSERR != GNUNET_CONTAINER_multihashmap_get_multiple (addresses,
765 // FIXME: this function should likely end up in the LP-subsystem and
766 // not with 'addresses' in the future...
768 GAS_addresses_change_preference (const struct GNUNET_PeerIdentity *peer,
769 enum GNUNET_ATS_PreferenceKind kind,
772 if (GNUNET_NO == running)
776 GAS_mlp_address_change_preference (mlp, peer, kind, score);
783 * Initialize address subsystem.
785 * @param cfg configuration to use
786 * @param stats the statistics handle to use
789 GAS_addresses_init (const struct GNUNET_CONFIGURATION_Handle *cfg,
790 const struct GNUNET_STATISTICS_Handle *stats)
794 char *quota_wan_in_str;
795 char *quota_wan_out_str;
799 addresses = GNUNET_CONTAINER_multihashmap_create (128);
800 GNUNET_assert (NULL != addresses);
802 if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_string(cfg, "ats", "WAN_QUOTA_IN", "a_wan_in_str))
804 if (0 == strcmp(quota_wan_in_str, "unlimited") ||
805 (GNUNET_SYSERR == GNUNET_STRINGS_fancy_size_to_bytes (quota_wan_in_str, &wan_quota_in)))
806 wan_quota_in = (UINT32_MAX) /10;
808 GNUNET_free (quota_wan_in_str);
809 quota_wan_in_str = NULL;
813 wan_quota_in = (UINT32_MAX) /10;
816 if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_string(cfg, "ats", "WAN_QUOTA_OUT", "a_wan_out_str))
818 if (0 == strcmp(quota_wan_out_str, "unlimited") ||
819 (GNUNET_SYSERR == GNUNET_STRINGS_fancy_size_to_bytes (quota_wan_out_str, &wan_quota_out)))
820 wan_quota_out = (UINT32_MAX) /10;
822 GNUNET_free (quota_wan_out_str);
823 quota_wan_out_str = NULL;
827 wan_quota_out = (UINT32_MAX) /10;
830 mode = GNUNET_CONFIGURATION_get_value_yesno (cfg, "ats", "MLP");
831 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "MLP mode %u", mode);
838 /* Init the MLP solver with default values */
839 mlp = GAS_mlp_init (cfg, stats, MLP_MAX_EXEC_DURATION, MLP_MAX_ITERATIONS);
842 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "MLP mode was configured, but libglpk is not installed, switching to simple mode\n");
843 GNUNET_STATISTICS_update (GSA_stats, "MLP mode enabled", 0, GNUNET_NO);
848 GNUNET_STATISTICS_update (GSA_stats, "MLP enabled", 1, GNUNET_NO);
852 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "MLP mode was configured, but libglpk is not installed, switching to simple mode");
853 GNUNET_STATISTICS_update (GSA_stats, "MLP enabled", 0, GNUNET_NO);
859 GNUNET_STATISTICS_update (GSA_stats, "MLP enabled", 0, GNUNET_NO);
862 /* No configuration value */
864 GNUNET_STATISTICS_update (GSA_stats, "MLP enabled", 0, GNUNET_NO);
870 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ATS started with %s mode\n", (SIMPLE == ats_mode) ? "SIMPLE" : "MLP");
871 running = GNUNET_YES;
876 * Free memory of address.
879 * @param key peer identity (unused)
880 * @param value the 'struct ATS_Address' to free
881 * @return GNUNET_OK (continue to iterate)
884 free_address_it (void *cls, const GNUNET_HashCode * key, void *value)
886 struct ATS_Address *aa = value;
888 destroy_address (aa);
894 GAS_addresses_destroy_all ()
896 if (GNUNET_NO == running)
899 if (addresses != NULL)
900 GNUNET_CONTAINER_multihashmap_iterate (addresses, &free_address_it, NULL);
901 GNUNET_assert (active_addr_count == 0);
906 * Shutdown address subsystem.
909 GAS_addresses_done ()
911 GAS_addresses_destroy_all ();
913 GNUNET_CONTAINER_multihashmap_destroy (addresses);
925 /* end of gnunet-service-ats_addresses.c */