2 This file is part of GNUnet.
3 (C) 2009 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 namestore/gnunet-service-namestore.c
23 * @brief namestore for the GNUnet naming system
24 * @author Matthias Wachs
27 #include "gnunet_getopt_lib.h"
28 #include "gnunet_service_lib.h"
29 #include "gnunet_namestore_service.h"
30 #include "gnunet_namestore_plugin.h"
31 #include "gnunet_signatures.h"
32 #include "namestore.h"
34 #define LOG_STRERROR_FILE(kind,syscall,filename) GNUNET_log_from_strerror_file (kind, "util", syscall, filename)
37 * A namestore operation.
39 struct GNUNET_NAMESTORE_ZoneIteration
41 struct GNUNET_NAMESTORE_ZoneIteration *next;
42 struct GNUNET_NAMESTORE_ZoneIteration *prev;
44 struct GNUNET_NAMESTORE_Client * client;
48 struct GNUNET_CRYPTO_ShortHashCode zone;
54 * Which flags must be included
56 uint16_t must_have_flags;
59 * Which flags must not be included
61 uint16_t must_not_have_flags;
68 struct GNUNET_NAMESTORE_Client
70 struct GNUNET_NAMESTORE_Client *next;
71 struct GNUNET_NAMESTORE_Client *prev;
73 struct GNUNET_SERVER_Client * client;
75 struct GNUNET_NAMESTORE_ZoneIteration *op_head;
76 struct GNUNET_NAMESTORE_ZoneIteration *op_tail;
79 struct GNUNET_NAMESTORE_CryptoContainer
83 struct GNUNET_CRYPTO_ShortHashCode zone;
84 struct GNUNET_CRYPTO_RsaPrivateKey *privkey;
85 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *pubkey;
90 * Configuration handle.
92 const struct GNUNET_CONFIGURATION_Handle *GSN_cfg;
97 struct GNUNET_NAMESTORE_PluginFunctions *GSN_database;
102 static char *zonefile_directory;
104 static char *db_lib_name;
108 * Our notification context.
110 static struct GNUNET_SERVER_NotificationContext *snc;
112 static struct GNUNET_NAMESTORE_Client *client_head;
113 static struct GNUNET_NAMESTORE_Client *client_tail;
115 struct GNUNET_CONTAINER_MultiHashMap *zonekeys;
119 * Write zonefile to disk
120 * @param filename where to write
121 * @param c the crypto container
123 * @return GNUNET_OK on success, GNUNET_SYSERR on fail
127 write_key_to_file (const char *filename, struct GNUNET_NAMESTORE_CryptoContainer *c)
129 struct GNUNET_CRYPTO_RsaPrivateKey *ret = c->privkey;
130 struct GNUNET_CRYPTO_RsaPrivateKeyBinaryEncoded *enc;
131 struct GNUNET_DISK_FileHandle *fd;
133 if (GNUNET_YES == GNUNET_DISK_file_test (filename))
135 struct GNUNET_CRYPTO_ShortHashCode zone;
136 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pubkey;
137 struct GNUNET_CRYPTO_RsaPrivateKey * privkey;
139 privkey = GNUNET_CRYPTO_rsa_key_create_from_file(filename);
142 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
143 _("File zone `%s' but corrupt content already exists, failed to write! \n"), GNUNET_short_h2s (&zone));
144 return GNUNET_SYSERR;
147 GNUNET_CRYPTO_rsa_key_get_public (privkey, &pubkey);
148 GNUNET_CRYPTO_short_hash (&pubkey, sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), &zone);
149 GNUNET_CRYPTO_rsa_key_free (privkey);
151 if (0 == memcmp (&zone, &c->zone, sizeof(zone)))
153 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
154 _("File zone `%s' containing this key already exists\n"), GNUNET_short_h2s (&zone));
159 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
160 _("File zone `%s' but different zone key already exists, failed to write! \n"), GNUNET_short_h2s (&zone));
164 fd = GNUNET_DISK_file_open (filename, GNUNET_DISK_OPEN_WRITE | GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_FAILIFEXISTS, GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE);
169 if (GNUNET_YES != GNUNET_DISK_file_test (filename))
171 /* must exist but not be accessible, fail for good! */
172 if (0 != ACCESS (filename, R_OK))
173 LOG_STRERROR_FILE (GNUNET_ERROR_TYPE_ERROR, "access", filename);
175 GNUNET_break (0); /* what is going on!? */
176 return GNUNET_SYSERR;
179 LOG_STRERROR_FILE (GNUNET_ERROR_TYPE_ERROR, "open", filename);
180 return GNUNET_SYSERR;
183 if (GNUNET_YES != GNUNET_DISK_file_lock (fd, 0, sizeof (struct GNUNET_CRYPTO_RsaPrivateKeyBinaryEncoded), GNUNET_YES))
185 GNUNET_assert (GNUNET_YES == GNUNET_DISK_file_close (fd));
186 return GNUNET_SYSERR;
188 enc = GNUNET_CRYPTO_rsa_encode_key (ret);
189 GNUNET_assert (enc != NULL);
190 GNUNET_assert (ntohs (enc->len) == GNUNET_DISK_file_write (fd, enc, ntohs (enc->len)));
192 GNUNET_DISK_file_sync (fd);
193 if (GNUNET_YES != GNUNET_DISK_file_unlock (fd, 0, sizeof (struct GNUNET_CRYPTO_RsaPrivateKeyBinaryEncoded)))
194 LOG_STRERROR_FILE (GNUNET_ERROR_TYPE_WARNING, "fcntl", filename);
195 GNUNET_assert (GNUNET_YES == GNUNET_DISK_file_close (fd));
197 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
198 _("Stored zonekey for zone `%s' in file `%s'\n"), GNUNET_short_h2s(&c->zone), c->filename);
202 int zone_to_disk_it (void *cls,
203 const GNUNET_HashCode *key,
206 struct GNUNET_NAMESTORE_CryptoContainer * c = value;
207 if (c->filename != NULL)
208 write_key_to_file(c->filename, c);
211 GNUNET_asprintf(&c->filename, "%s/%s.zkey", zonefile_directory, GNUNET_short_h2s (&c->zone));
212 write_key_to_file(c->filename, c);
216 GNUNET_assert (GNUNET_OK == GNUNET_CONTAINER_multihashmap_remove (zonekeys, key, value));
217 GNUNET_CRYPTO_rsa_key_free (c->privkey);
218 GNUNET_free (c->pubkey);
219 GNUNET_free (c->filename);
226 struct GNUNET_TIME_Absolute
227 get_block_expiration_time (unsigned int rd_count, const struct GNUNET_NAMESTORE_RecordData *rd)
230 struct GNUNET_TIME_Absolute expire = GNUNET_TIME_UNIT_FOREVER_ABS;
233 return GNUNET_TIME_UNIT_ZERO_ABS;
234 for (c = 0; c < rd_count; c++)
235 expire = GNUNET_TIME_absolute_min (rd[c].expiration, expire);
240 * Task run during shutdown.
246 cleanup_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
248 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping namestore service\n");
249 struct GNUNET_NAMESTORE_ZoneIteration * no;
250 struct GNUNET_NAMESTORE_ZoneIteration * tmp;
251 struct GNUNET_NAMESTORE_Client * nc;
252 struct GNUNET_NAMESTORE_Client * next;
254 GNUNET_SERVER_notification_context_destroy (snc);
256 GNUNET_CONTAINER_multihashmap_iterate(zonekeys, &zone_to_disk_it, NULL);
257 GNUNET_CONTAINER_multihashmap_destroy(zonekeys);
259 for (nc = client_head; nc != NULL; nc = next)
262 for (no = nc->op_head; no != NULL; no = tmp)
264 GNUNET_CONTAINER_DLL_remove (nc->op_head, nc->op_tail, no);
268 GNUNET_SERVER_client_drop(nc->client);
269 GNUNET_CONTAINER_DLL_remove (client_head, client_tail, nc);
273 GNUNET_break (NULL == GNUNET_PLUGIN_unload (db_lib_name, GSN_database));
274 GNUNET_free (db_lib_name);
275 GNUNET_free_non_null(zonefile_directory);
278 static struct GNUNET_NAMESTORE_Client *
279 client_lookup (struct GNUNET_SERVER_Client *client)
281 struct GNUNET_NAMESTORE_Client * nc;
283 GNUNET_assert (NULL != client);
285 for (nc = client_head; nc != NULL; nc = nc->next)
287 if (client == nc->client)
294 * Called whenever a client is disconnected. Frees our
295 * resources associated with that client.
298 * @param client identification of the client
301 client_disconnect_notification (void *cls, struct GNUNET_SERVER_Client *client)
303 struct GNUNET_NAMESTORE_ZoneIteration * no;
304 struct GNUNET_NAMESTORE_Client * nc;
308 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Client %p disconnected \n", client);
310 nc = client_lookup (client);
312 if ((NULL == client) || (NULL == nc))
318 GNUNET_CONTAINER_DLL_remove (nc->op_head, nc->op_tail, no);
323 GNUNET_SERVER_client_drop(nc->client);
324 GNUNET_CONTAINER_DLL_remove (client_head, client_tail, nc);
331 static void handle_start (void *cls,
332 struct GNUNET_SERVER_Client * client,
333 const struct GNUNET_MessageHeader * message)
335 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Client %p connected\n", client);
337 struct GNUNET_NAMESTORE_Client * nc = GNUNET_malloc (sizeof (struct GNUNET_NAMESTORE_Client));
339 GNUNET_SERVER_notification_context_add (snc, client);
340 GNUNET_CONTAINER_DLL_insert(client_head, client_tail, nc);
341 GNUNET_SERVER_client_keep (client);
342 GNUNET_SERVER_receive_done (client, GNUNET_OK);
345 struct LookupNameContext
347 struct GNUNET_NAMESTORE_Client *nc;
349 uint32_t record_type;
350 struct GNUNET_CRYPTO_ShortHashCode *zone;
354 void drop_iterator (void *cls,
355 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *zone_key,
356 struct GNUNET_TIME_Absolute expire,
359 const struct GNUNET_NAMESTORE_RecordData *rd,
360 const struct GNUNET_CRYPTO_RsaSignature *signature)
362 struct GNUNET_CRYPTO_ShortHashCode zone_hash;
364 if (NULL != zone_key)
366 GNUNET_CRYPTO_short_hash(zone_key, sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), &zone_hash);
367 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Deleting zone `%s'\n", GNUNET_short_h2s (&zone_hash));
368 GSN_database->delete_zone (GSN_database->cls, &zone_hash);
372 (*stop) = GNUNET_YES;
378 handle_lookup_name_it (void *cls,
379 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *zone_key,
380 struct GNUNET_TIME_Absolute expire,
382 unsigned int rd_count,
383 const struct GNUNET_NAMESTORE_RecordData *rd,
384 const struct GNUNET_CRYPTO_RsaSignature *signature)
387 struct LookupNameContext *lnc = cls;
388 struct LookupNameResponseMessage *lnr_msg;
389 struct GNUNET_NAMESTORE_RecordData *rd_selected = NULL;
390 struct GNUNET_NAMESTORE_CryptoContainer *cc;
391 struct GNUNET_CRYPTO_RsaSignature *signature_new = NULL;
392 struct GNUNET_TIME_Absolute e;
393 struct GNUNET_CRYPTO_ShortHashCode zone_key_hash;
394 GNUNET_HashCode long_hash;
401 int copied_elements = 0;
402 int contains_signature = GNUNET_NO;
403 int authoritative = GNUNET_NO;
407 name_len = strlen(name) + 1;
409 /* count records to copy */
412 if (lnc->record_type != 0)
414 /* special record type needed */
415 for (c = 0; c < rd_count; c ++)
416 if (rd[c].record_type == lnc->record_type)
417 copied_elements++; /* found matching record */
418 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found %u records with type %u for name `%s' in zone `%s'\n",
419 copied_elements, lnc->record_type, lnc->name, GNUNET_short_h2s(lnc->zone));
420 rd_selected = GNUNET_malloc (copied_elements * sizeof (struct GNUNET_NAMESTORE_RecordData));
422 for (c = 0; c < rd_count; c ++)
424 if (rd[c].record_type == lnc->record_type)
426 /* found matching record */
427 memcpy (&rd_selected[copied_elements], &rd[c], sizeof (struct GNUNET_NAMESTORE_RecordData));
434 copied_elements = rd_count;
435 rd_selected = (struct GNUNET_NAMESTORE_RecordData *) rd;
443 expire = GNUNET_TIME_UNIT_ZERO_ABS;
446 rd_ser_len = GNUNET_NAMESTORE_records_get_size(copied_elements, rd_selected);
447 char rd_ser[rd_ser_len];
448 GNUNET_NAMESTORE_records_serialize(copied_elements, rd_selected, rd_ser_len, rd_ser);
450 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found %u records for name `%s' in zone `%s'\n",
451 copied_elements, lnc->name, GNUNET_short_h2s(lnc->zone));
453 if ((copied_elements == rd_count) && (NULL != signature))
454 contains_signature = GNUNET_YES; /* returning all records, so include signature */
456 contains_signature = GNUNET_NO; /* returning not all records, so do not include signature */
459 if ((NULL != zone_key) && (copied_elements == rd_count))
461 GNUNET_CRYPTO_short_hash(zone_key, sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), &zone_key_hash);
462 GNUNET_CRYPTO_short_hash_double (&zone_key_hash, &long_hash);
463 if (GNUNET_CONTAINER_multihashmap_contains(zonekeys, &long_hash))
465 cc = GNUNET_CONTAINER_multihashmap_get(zonekeys, &long_hash);
466 e = get_block_expiration_time(rd_count, rd);
467 signature_new = GNUNET_NAMESTORE_create_signature(cc->privkey, e, name, rd, rd_count);
468 GNUNET_assert (signature_new != NULL);
469 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Creating signature for name `%s' with %u records in zone `%s'\n",name, copied_elements, GNUNET_short_h2s(&zone_key_hash));
470 authoritative = GNUNET_YES;
473 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "I am not authoritative for name `%s' in zone `%s'\n",name, GNUNET_short_h2s(&zone_key_hash));
476 r_size = sizeof (struct LookupNameResponseMessage) +
477 sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded) +
481 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending `%s' message\n", "NAMESTORE_LOOKUP_NAME_RESPONSE");
482 lnr_msg = GNUNET_malloc (r_size);
483 lnr_msg->gns_header.header.type = ntohs (GNUNET_MESSAGE_TYPE_NAMESTORE_LOOKUP_NAME_RESPONSE);
484 lnr_msg->gns_header.header.size = ntohs (r_size);
485 lnr_msg->gns_header.r_id = htonl (lnc->request_id);
486 lnr_msg->rd_count = htons (copied_elements);
487 lnr_msg->rd_len = htons (rd_ser_len);
488 lnr_msg->name_len = htons (name_len);
489 lnr_msg->expire = GNUNET_TIME_absolute_hton(get_block_expiration_time(copied_elements, rd_selected));
491 if (rd_selected != rd)
492 GNUNET_free (rd_selected);
494 if (zone_key != NULL)
495 lnr_msg->public_key = (*zone_key);
497 memset(&lnr_msg->public_key, '\0', sizeof (lnr_msg->public_key));
499 if (GNUNET_YES == authoritative)
500 { /* use new created signature */
501 lnr_msg->contains_sig = htons (GNUNET_YES);
502 GNUNET_assert (signature_new != NULL);
503 lnr_msg->signature = *signature_new;
504 GNUNET_free (signature_new);
506 else if (GNUNET_YES == contains_signature)
508 /* use existing signature */
509 lnr_msg->contains_sig = htons (GNUNET_YES);
510 GNUNET_assert (signature != NULL);
511 lnr_msg->signature = *signature;
515 /* use no signature */
516 memset (&lnr_msg->signature, '\0', sizeof (lnr_msg->signature));
519 name_tmp = (char *) &lnr_msg[1];
520 rd_tmp = &name_tmp[name_len];
522 memcpy (name_tmp, name, name_len);
523 memcpy (rd_tmp, rd_ser, rd_ser_len);
525 GNUNET_SERVER_notification_context_unicast (snc, lnc->nc->client, (const struct GNUNET_MessageHeader *) lnr_msg, GNUNET_NO);
526 GNUNET_free (lnr_msg);
529 static void handle_lookup_name (void *cls,
530 struct GNUNET_SERVER_Client * client,
531 const struct GNUNET_MessageHeader * message)
533 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received `%s' message\n", "NAMESTORE_LOOKUP_NAME");
534 struct LookupNameContext lnc;
535 struct GNUNET_NAMESTORE_Client *nc;
541 if (ntohs (message->size) < sizeof (struct LookupNameMessage))
544 GNUNET_SERVER_receive_done (client, GNUNET_OK);
548 nc = client_lookup(client);
552 GNUNET_SERVER_receive_done (client, GNUNET_OK);
556 struct LookupNameMessage * ln_msg = (struct LookupNameMessage *) message;
557 rid = ntohl (ln_msg->gns_header.r_id);
558 name_len = ntohl (ln_msg->name_len);
559 type = ntohl (ln_msg->record_type);
561 if ((name_len == 0) || (name_len > 256))
564 GNUNET_SERVER_receive_done (client, GNUNET_OK);
568 name = (char *) &ln_msg[1];
569 if (name[name_len -1] != '\0')
572 GNUNET_SERVER_receive_done (client, GNUNET_OK);
577 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Looking up all records for name `%s' in zone `%s'\n", name, GNUNET_short_h2s(&ln_msg->zone));
579 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Looking up records with type %u for name `%s' in zone `%s'\n", type, name, GNUNET_short_h2s(&ln_msg->zone));
581 /* do the actual lookup */
582 lnc.request_id = rid;
584 lnc.record_type = type;
586 lnc.zone = &ln_msg->zone;
587 GSN_database->iterate_records(GSN_database->cls, &ln_msg->zone, name, 0, &handle_lookup_name_it, &lnc);
589 GNUNET_SERVER_receive_done (client, GNUNET_OK);
592 static void handle_record_put (void *cls,
593 struct GNUNET_SERVER_Client * client,
594 const struct GNUNET_MessageHeader * message)
596 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received `%s' message\n", "NAMESTORE_RECORD_PUT");
597 struct GNUNET_NAMESTORE_Client *nc;
598 struct GNUNET_TIME_Absolute expire;
599 struct GNUNET_CRYPTO_RsaSignature *signature;
600 struct RecordPutResponseMessage rpr_msg;
609 int res = GNUNET_SYSERR;
611 if (ntohs (message->size) < sizeof (struct RecordPutMessage))
614 GNUNET_SERVER_receive_done (client, GNUNET_OK);
618 nc = client_lookup (client);
622 GNUNET_SERVER_receive_done (client, GNUNET_OK);
626 struct RecordPutMessage * rp_msg = (struct RecordPutMessage *) message;
628 rid = ntohl (rp_msg->gns_header.r_id);
629 msg_size = ntohs (rp_msg->gns_header.header.size);
630 name_len = ntohs (rp_msg->name_len);
631 rd_count = ntohs (rp_msg->rd_count);
632 rd_ser_len = ntohs(rp_msg->rd_len);
634 if (msg_size > GNUNET_SERVER_MAX_MESSAGE_SIZE)
637 GNUNET_SERVER_receive_done (client, GNUNET_OK);
641 if ((rd_count < 1) || (rd_ser_len < 1) || (name_len >=256) || (name_len == 0))
644 GNUNET_SERVER_receive_done (client, GNUNET_OK);
648 msg_size_exp = sizeof (struct RecordPutMessage) + name_len + rd_ser_len;
649 if (msg_size != msg_size_exp)
651 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Expected message %u size but message size is %u \n", msg_size_exp, msg_size);
653 GNUNET_SERVER_receive_done (client, GNUNET_OK);
656 if ((name_len == 0) || (name_len > 256))
659 GNUNET_SERVER_receive_done (client, GNUNET_OK);
663 name = (char *) &rp_msg[1];
665 if (name[name_len -1] != '\0')
668 GNUNET_SERVER_receive_done (client, GNUNET_OK);
672 expire = GNUNET_TIME_absolute_ntoh(rp_msg->expire);
673 signature = (struct GNUNET_CRYPTO_RsaSignature *) &rp_msg->signature;
675 rd_ser = &name[name_len];
676 struct GNUNET_NAMESTORE_RecordData rd[rd_count];
677 res = GNUNET_NAMESTORE_records_deserialize(rd_ser_len, rd_ser, rd_count, rd);
678 if (res != GNUNET_OK)
684 struct GNUNET_CRYPTO_ShortHashCode zone_hash;
685 GNUNET_CRYPTO_short_hash (&rp_msg->public_key, sizeof (rp_msg->public_key), &zone_hash);
687 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Putting %u record for name `%s' in zone `%s'\n", rd_count, name, GNUNET_short_h2s(&zone_hash));
689 /* Database operation */
690 res = GSN_database->put_records(GSN_database->cls,
697 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Putting record for name `%s': %s\n",
698 name, (res == GNUNET_OK) ? "OK" : "FAIL");
702 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending `%s' message\n", "RECORD_PUT_RESPONSE");
703 rpr_msg.gns_header.header.type = htons (GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_PUT_RESPONSE);
704 rpr_msg.gns_header.header.size = htons (sizeof (struct RecordPutResponseMessage));
705 rpr_msg.gns_header.r_id = htonl (rid);
706 rpr_msg.op_result = htonl (res);
707 GNUNET_SERVER_notification_context_unicast (snc, nc->client, (const struct GNUNET_MessageHeader *) &rpr_msg, GNUNET_NO);
709 GNUNET_SERVER_receive_done (client, GNUNET_OK);
712 struct CreateRecordContext
714 struct GNUNET_NAMESTORE_RecordData *rd;
715 struct GNUNET_CRYPTO_RsaPrivateKey *pkey;
716 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *pubkey;
717 struct GNUNET_TIME_Absolute expire;
724 handle_create_record_it (void *cls,
725 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *pubkey,
726 struct GNUNET_TIME_Absolute expire,
728 unsigned int rd_count,
729 const struct GNUNET_NAMESTORE_RecordData *rd,
730 const struct GNUNET_CRYPTO_RsaSignature *signature)
732 struct CreateRecordContext * crc = cls;
733 struct GNUNET_NAMESTORE_RecordData *rd_new = NULL;
734 struct GNUNET_CRYPTO_RsaSignature dummy_signature;
735 struct GNUNET_TIME_Absolute block_expiration;
737 int exist = GNUNET_SYSERR;
738 int update = GNUNET_NO;
740 int rd_count_new = 0;
742 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found %u existing records for `%s'\n", rd_count, crc->name);
743 for (c = 0; c < rd_count; c++)
745 if ((crc->rd->record_type == GNUNET_NAMESTORE_TYPE_PKEY) && (rd[c].record_type == GNUNET_NAMESTORE_TYPE_PKEY))
747 /* Update unique PKEY */
752 else if ((crc->rd->record_type == GNUNET_NAMESTORE_TYPE_PSEU) && (rd[c].record_type == GNUNET_NAMESTORE_TYPE_PSEU))
754 /* Update unique PSEU */
759 else if ((crc->rd->record_type == rd[c].record_type) &&
760 (crc->rd->data_size == rd[c].data_size) &&
761 (0 == memcmp (crc->rd->data, rd[c].data, rd[c].data_size)))
763 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found existing records for `%s' to update expiration date!\n", crc->name);
765 if (crc->rd->expiration.abs_value != rd[c].expiration.abs_value)
771 if (exist == GNUNET_SYSERR)
772 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "New record does not exist for name `%s'!\n", crc->name);
774 if (exist == GNUNET_SYSERR)
776 rd_new = GNUNET_malloc ((rd_count+1) * sizeof (struct GNUNET_NAMESTORE_RecordData));
777 memcpy (rd_new, rd, rd_count * sizeof (struct GNUNET_NAMESTORE_RecordData));
778 rd_count_new = rd_count + 1;
779 rd_new[rd_count] = *(crc->rd);
781 else if (update == GNUNET_NO)
783 /* Exact same record already exists */
784 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "No update for %s' record required!\n", crc->name);
788 else if (update == GNUNET_YES)
791 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Updating existing records for `%s'!\n", crc->name);
792 rd_new = GNUNET_malloc ((rd_count) * sizeof (struct GNUNET_NAMESTORE_RecordData));
793 memcpy (rd_new, rd, rd_count * sizeof (struct GNUNET_NAMESTORE_RecordData));
794 rd_count_new = rd_count;
795 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Updating expiration from %llu to %llu!\n", rd_new[exist].expiration.abs_value, crc->rd->expiration.abs_value);
796 rd_new[exist] = *(crc->rd);
799 block_expiration = GNUNET_TIME_absolute_max(crc->expire, expire);
800 if (block_expiration.abs_value != expire.abs_value)
801 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Updated block expiration time\n");
803 memset (&dummy_signature, '\0', sizeof (dummy_signature));
805 /* Database operation */
806 GNUNET_assert ((rd_new != NULL) && (rd_count_new > 0));
807 res = GSN_database->put_records(GSN_database->cls,
808 (const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *) crc->pubkey,
811 rd_count_new, rd_new,
813 GNUNET_break (GNUNET_OK == res);
814 if (res == GNUNET_OK)
815 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully put record for `%s' in database \n", crc->name);
817 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Failed to put record for `%s' in database \n", crc->name);
821 GNUNET_free_non_null (rd_new);
825 /* failed to create the record */
826 crc->res = GNUNET_SYSERR;
829 /* database operations OK */
830 if (GNUNET_YES == update)
832 /* we updated an existing record */
833 crc->res = GNUNET_NO;
837 /* we created a new record */
838 crc->res = GNUNET_YES;
842 /* identical entry existed, so we did nothing */
843 crc->res = GNUNET_NO;
849 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Update result for name `%s' %u\n", crc->name, res);
853 static void handle_record_create (void *cls,
854 struct GNUNET_SERVER_Client * client,
855 const struct GNUNET_MessageHeader * message)
857 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received `%s' message\n", "NAMESTORE_RECORD_CREATE");
858 struct GNUNET_NAMESTORE_Client *nc;
859 struct GNUNET_NAMESTORE_CryptoContainer *cc;
860 struct CreateRecordContext crc;
861 struct GNUNET_CRYPTO_RsaPrivateKey *pkey;
862 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pub;
863 struct RecordCreateResponseMessage rcr_msg;
864 struct GNUNET_CRYPTO_ShortHashCode pubkey_hash;
865 GNUNET_HashCode long_hash;
877 int res = GNUNET_SYSERR;
878 crc.res = GNUNET_SYSERR;
880 if (ntohs (message->size) < sizeof (struct RecordCreateMessage))
883 GNUNET_SERVER_receive_done (client, GNUNET_OK);
887 nc = client_lookup(client);
891 GNUNET_SERVER_receive_done (client, GNUNET_OK);
895 struct RecordCreateMessage * rp_msg = (struct RecordCreateMessage *) message;
896 rid = ntohl (rp_msg->gns_header.r_id);
897 name_len = ntohs (rp_msg->name_len);
898 msg_size = ntohs (message->size);
899 rd_count = ntohs (rp_msg->rd_count);
900 rd_ser_len = ntohs (rp_msg->rd_len);
901 key_len = ntohs (rp_msg->pkey_len);
902 msg_size_exp = sizeof (struct RecordCreateMessage) + key_len + name_len + rd_ser_len;
904 if (msg_size != msg_size_exp)
906 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Expected message %u size but message size is %u \n", msg_size_exp, msg_size);
908 GNUNET_SERVER_receive_done (client, GNUNET_OK);
912 if ((name_len == 0) || (name_len > 256))
915 GNUNET_SERVER_receive_done (client, GNUNET_OK);
919 pkey_tmp = (char *) &rp_msg[1];
920 name_tmp = &pkey_tmp[key_len];
921 rd_ser = &name_tmp[name_len];
923 if (name_tmp[name_len -1] != '\0')
926 GNUNET_SERVER_receive_done (client, GNUNET_OK);
930 struct GNUNET_NAMESTORE_RecordData rd[rd_count];
932 res = GNUNET_NAMESTORE_records_deserialize(rd_ser_len, rd_ser, rd_count, rd);
933 if ((res != GNUNET_OK) || (rd_count != 1))
938 /* Extracting and converting private key */
939 pkey = GNUNET_CRYPTO_rsa_decode_key((char *) pkey_tmp, key_len);
940 GNUNET_assert (pkey != NULL);
941 GNUNET_CRYPTO_rsa_key_get_public(pkey, &pub);
942 GNUNET_CRYPTO_short_hash (&pub, sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), &pubkey_hash);
943 GNUNET_CRYPTO_short_hash_double (&pubkey_hash, &long_hash);
945 if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains(zonekeys, &long_hash))
947 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received new private key for zone `%s'\n",GNUNET_short_h2s(&pubkey_hash));
949 cc = GNUNET_malloc (sizeof (struct GNUNET_NAMESTORE_CryptoContainer));
950 cc->privkey = GNUNET_CRYPTO_rsa_decode_key((char *) pkey_tmp, key_len);
951 cc->pubkey = GNUNET_malloc(sizeof (pub));
952 memcpy (cc->pubkey, &pub, sizeof(pub));
953 cc->zone = pubkey_hash;
954 GNUNET_CONTAINER_multihashmap_put(zonekeys, &long_hash, cc, GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY);
957 crc.expire = GNUNET_TIME_absolute_ntoh(rp_msg->expire);
958 crc.res = GNUNET_SYSERR;
964 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Creating record for name `%s' in zone `%s'\n", name_tmp, GNUNET_short_h2s(&pubkey_hash));
966 /* Get existing records for name */
967 res = GSN_database->iterate_records(GSN_database->cls, &pubkey_hash, name_tmp, 0, &handle_create_record_it, &crc);
968 if (res != GNUNET_SYSERR)
970 GNUNET_CRYPTO_rsa_key_free(pkey);
975 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending `%s' message\n", "RECORD_CREATE_RESPONSE");
976 rcr_msg.gns_header.header.type = htons (GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_CREATE_RESPONSE);
977 rcr_msg.gns_header.header.size = htons (sizeof (struct RecordCreateResponseMessage));
978 rcr_msg.gns_header.r_id = htonl (rid);
979 if ((GNUNET_OK == res) && (crc.res == GNUNET_YES))
980 rcr_msg.op_result = htonl (GNUNET_YES);
981 else if ((GNUNET_OK == res) && (crc.res == GNUNET_NO))
982 rcr_msg.op_result = htonl (GNUNET_NO);
984 rcr_msg.op_result = htonl (GNUNET_SYSERR);
985 GNUNET_SERVER_notification_context_unicast (snc, nc->client, (const struct GNUNET_MessageHeader *) &rcr_msg, GNUNET_NO);
987 GNUNET_SERVER_receive_done (client, GNUNET_OK);
991 struct RemoveRecordContext
993 struct GNUNET_NAMESTORE_RecordData *rd;
994 struct GNUNET_CRYPTO_RsaPrivateKey *pkey;
1000 handle_record_remove_it (void *cls,
1001 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *zone_key,
1002 struct GNUNET_TIME_Absolute expire,
1004 unsigned int rd_count,
1005 const struct GNUNET_NAMESTORE_RecordData *rd,
1006 const struct GNUNET_CRYPTO_RsaSignature *signature)
1008 struct RemoveRecordContext *rrc = cls;
1012 unsigned int rd_count_new;
1014 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Name `%s 'currently has %u records\n", name, rd_count);
1018 /* Could not find record to remove */
1023 /* Find record to remove */
1024 found = GNUNET_SYSERR;
1025 for (c = 0; c < rd_count; c++)
1028 if (rd[c].flags != rrc->rd->flags)
1030 if (rd[c].record_type != rrc->rd->record_type)
1033 if (rd[c].data_size != rrc->rd->data_size)
1036 if (0 != memcmp (rd[c].data, rrc->rd->data, rrc->rd->data_size))
1039 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found record to remove!\n", rd_count);
1043 if (GNUNET_SYSERR == found)
1045 /* Could not find record to remove */
1050 if (rd_count-1 == 0)
1052 struct GNUNET_CRYPTO_ShortHashCode pubkey_hash;
1053 GNUNET_CRYPTO_short_hash (zone_key, sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), &pubkey_hash);
1054 res = GSN_database->remove_records (GSN_database->cls,
1057 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1058 "No records left for name `%s', removing name\n",
1060 if (GNUNET_OK != res)
1062 /* Could put records into database */
1070 rd_count_new = rd_count -1;
1071 struct GNUNET_NAMESTORE_RecordData rd_new[rd_count_new];
1073 unsigned int c2 = 0;
1074 for (c = 0; c < rd_count; c++)
1078 GNUNET_assert (c2 < rd_count_new);
1084 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Name `%s' now has %u records\n", name, rd_count_new);
1086 /* Create dummy signature */
1087 struct GNUNET_CRYPTO_RsaSignature dummy_signature;
1088 memset (&dummy_signature, '\0', sizeof (dummy_signature));
1092 res = GSN_database->put_records(GSN_database->cls,
1096 rd_count_new, rd_new,
1098 if (GNUNET_OK != res)
1100 /* Could put records into database */
1108 static void handle_record_remove (void *cls,
1109 struct GNUNET_SERVER_Client * client,
1110 const struct GNUNET_MessageHeader * message)
1112 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received `%s' message\n", "NAMESTORE_RECORD_REMOVE");
1113 struct GNUNET_NAMESTORE_Client *nc;
1114 struct RecordRemoveResponseMessage rrr_msg;
1115 struct GNUNET_CRYPTO_RsaPrivateKey *pkey;
1116 struct GNUNET_NAMESTORE_CryptoContainer *cc = NULL;
1117 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pub;
1118 struct GNUNET_CRYPTO_ShortHashCode pubkey_hash;
1119 GNUNET_HashCode long_hash;
1120 char * pkey_tmp = NULL;
1121 char * name_tmp = NULL;
1122 char * rd_ser = NULL;
1124 size_t name_len = 0;
1125 size_t rd_ser_len = 0;
1126 size_t msg_size = 0;
1127 size_t msg_size_exp = 0;
1131 int res = GNUNET_SYSERR;
1133 if (ntohs (message->size) < sizeof (struct RecordRemoveMessage))
1135 GNUNET_break_op (0);
1136 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1140 nc = client_lookup(client);
1143 GNUNET_break_op (0);
1144 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1148 struct RecordRemoveMessage * rr_msg = (struct RecordRemoveMessage *) message;
1149 rid = ntohl (rr_msg->gns_header.r_id);
1150 name_len = ntohs (rr_msg->name_len);
1151 rd_ser_len = ntohs (rr_msg->rd_len);
1152 rd_count = ntohs (rr_msg->rd_count);
1153 key_len = ntohs (rr_msg->pkey_len);
1154 msg_size = ntohs (message->size);
1156 if (msg_size > GNUNET_SERVER_MAX_MESSAGE_SIZE)
1158 GNUNET_break_op (0);
1159 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1163 if ((name_len >=256) || (name_len == 0))
1165 GNUNET_break_op (0);
1166 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1170 msg_size_exp = sizeof (struct RecordRemoveMessage) + key_len + name_len + rd_ser_len;
1171 if (msg_size != msg_size_exp)
1173 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Expected message %u size but message size is %u \n", msg_size_exp, msg_size);
1174 GNUNET_break_op (0);
1175 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1179 pkey_tmp = (char *) &rr_msg[1];
1180 name_tmp = &pkey_tmp[key_len];
1181 rd_ser = &name_tmp[name_len];
1184 if ((name_len == 0) || (name_len > 256))
1186 GNUNET_break_op (0);
1187 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1191 if (name_tmp[name_len -1] != '\0')
1193 GNUNET_break_op (0);
1194 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1198 /* Extracting and converting private key */
1199 pkey = GNUNET_CRYPTO_rsa_decode_key((char *) pkey_tmp, key_len);
1200 GNUNET_assert (pkey != NULL);
1201 GNUNET_CRYPTO_rsa_key_get_public(pkey, &pub);
1202 GNUNET_CRYPTO_short_hash (&pub, sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), &pubkey_hash);
1203 GNUNET_CRYPTO_short_hash_double (&pubkey_hash, &long_hash);
1205 if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains(zonekeys, &long_hash))
1207 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received new private key for zone `%s'\n",GNUNET_short_h2s(&pubkey_hash));
1208 cc = GNUNET_malloc (sizeof (struct GNUNET_NAMESTORE_CryptoContainer));
1209 cc->privkey = GNUNET_CRYPTO_rsa_decode_key((char *) pkey_tmp, key_len);
1210 cc->pubkey = GNUNET_malloc(sizeof (pub));
1211 memcpy (cc->pubkey, &pub, sizeof(pub));
1212 cc->zone = pubkey_hash;
1214 GNUNET_CONTAINER_multihashmap_put(zonekeys, &long_hash, cc, GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY);
1218 struct GNUNET_NAMESTORE_RecordData rd[rd_count];
1219 res = GNUNET_NAMESTORE_records_deserialize(rd_ser_len, rd_ser, rd_count, rd);
1220 if ((res != GNUNET_OK) || (rd_count > 1))
1222 GNUNET_break_op (0);
1228 /* remove the whole name and all records */
1229 /* Database operation */
1230 res = GSN_database->remove_records (GSN_database->cls,
1233 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Removing name `%s': %s\n",
1234 name_tmp, (GNUNET_OK == res) ? "OK" : "FAIL");
1236 if (GNUNET_OK != res)
1237 /* Could not remove entry from database */
1244 /* remove a single record */
1245 struct RemoveRecordContext rrc;
1249 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Removing record for name `%s' in zone `%s'\n", name_tmp, GNUNET_short_h2s(&pubkey_hash));
1251 /* Database operation */
1252 res = GSN_database->iterate_records (GSN_database->cls,
1256 handle_record_remove_it, &rrc);
1258 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Removing record for name `%s': %s\n",
1259 name_tmp, (rrc.op_res == 0) ? "OK" : "FAIL");
1264 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending `%s' message\n", "RECORD_REMOVE_RESPONSE");
1265 rrr_msg.gns_header.header.type = htons (GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_REMOVE_RESPONSE);
1266 rrr_msg.gns_header.header.size = htons (sizeof (struct RecordRemoveResponseMessage));
1267 rrr_msg.gns_header.r_id = htonl (rid);
1268 rrr_msg.op_result = htonl (res);
1269 GNUNET_SERVER_notification_context_unicast (snc, nc->client, (const struct GNUNET_MessageHeader *) &rrr_msg, GNUNET_NO);
1271 GNUNET_CRYPTO_rsa_key_free (pkey);
1273 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1277 struct ZoneToNameCtx
1279 struct GNUNET_NAMESTORE_Client *nc;
1284 handle_zone_to_name_it (void *cls,
1285 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *zone_key,
1286 struct GNUNET_TIME_Absolute expire,
1288 unsigned int rd_count,
1289 const struct GNUNET_NAMESTORE_RecordData *rd,
1290 const struct GNUNET_CRYPTO_RsaSignature *signature)
1292 struct ZoneToNameCtx * ztn_ctx = cls;
1293 struct ZoneToNameResponseMessage *ztnr_msg;
1294 int16_t res = GNUNET_SYSERR;
1295 uint16_t name_len = 0;
1296 uint16_t rd_ser_len = 0 ;
1297 int32_t contains_sig = 0;
1298 size_t msg_size = 0;
1300 char *rd_ser = NULL;
1305 if ((zone_key != NULL) && (name != NULL))
1308 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found results: name is `%s', has %u records\n", name, rd_count);
1310 name_len = strlen (name) +1;
1314 /* no result found */
1315 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found no results\n");
1322 rd_ser_len = GNUNET_NAMESTORE_records_get_size (rd_count, rd);
1323 rd_ser = GNUNET_malloc (rd_ser_len);
1324 GNUNET_NAMESTORE_records_serialize(rd_count, rd, rd_ser_len, rd_ser);
1329 if (signature != NULL)
1330 contains_sig = GNUNET_YES;
1332 contains_sig = GNUNET_NO;
1336 msg_size = sizeof (struct ZoneToNameResponseMessage) + name_len + rd_ser_len + contains_sig * sizeof (struct GNUNET_CRYPTO_RsaSignature);
1337 ztnr_msg = GNUNET_malloc (msg_size);
1339 name_tmp = (char *) &ztnr_msg[1];
1340 rd_tmp = &name_tmp[name_len];
1341 sig_tmp = &rd_tmp[rd_ser_len];
1343 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending `%s' message\n", "ZONE_TO_NAME_RESPONSE");
1344 ztnr_msg->gns_header.header.type = htons (GNUNET_MESSAGE_TYPE_NAMESTORE_ZONE_TO_NAME_RESPONSE);
1345 ztnr_msg->gns_header.header.size = htons (msg_size);
1346 ztnr_msg->gns_header.r_id = htonl (ztn_ctx->rid);
1347 ztnr_msg->res = htons (res);
1348 ztnr_msg->rd_len = htons (rd_ser_len);
1349 ztnr_msg->rd_count = htons (rd_count);
1350 ztnr_msg->name_len = htons (name_len);
1351 ztnr_msg->expire = GNUNET_TIME_absolute_hton(expire);
1352 if (zone_key != NULL)
1353 ztnr_msg->zone_key = *zone_key;
1355 memset (&ztnr_msg->zone_key, '\0', sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded));
1357 if ((name_len > 0) && (name != NULL))
1358 memcpy (name_tmp, name, name_len);
1360 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Name is `%s', has %u records, rd ser len %u msg_size %u\n", name, rd_count, rd_ser_len, msg_size);
1361 if ((rd_ser_len > 0) && (rd_ser != NULL))
1362 memcpy (rd_tmp, rd_ser, rd_ser_len);
1363 if ((GNUNET_YES == contains_sig) && (signature != NULL))
1364 memcpy (sig_tmp, signature, contains_sig * sizeof (struct GNUNET_CRYPTO_RsaSignature));
1366 GNUNET_SERVER_notification_context_unicast (snc, ztn_ctx->nc->client, (const struct GNUNET_MessageHeader *) ztnr_msg, GNUNET_NO);
1367 GNUNET_free (ztnr_msg);
1368 GNUNET_free_non_null (rd_ser);
1372 static void handle_zone_to_name (void *cls,
1373 struct GNUNET_SERVER_Client * client,
1374 const struct GNUNET_MessageHeader * message)
1376 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received `%s' message\n", "ZONE_TO_NAME");
1377 struct GNUNET_NAMESTORE_Client *nc;
1378 struct ZoneToNameCtx ztn_ctx;
1379 size_t msg_size = 0;
1382 if (ntohs (message->size) != sizeof (struct ZoneToNameMessage))
1384 GNUNET_break_op (0);
1385 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1389 nc = client_lookup(client);
1392 GNUNET_break_op (0);
1393 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1397 struct ZoneToNameMessage *ztn_msg = (struct ZoneToNameMessage *) message;
1399 if (msg_size > GNUNET_SERVER_MAX_MESSAGE_SIZE)
1401 GNUNET_break_op (0);
1402 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1406 rid = ntohl (ztn_msg->gns_header.r_id);
1411 struct GNUNET_CRYPTO_ShortHashAsciiEncoded z_tmp;
1412 GNUNET_CRYPTO_short_hash_to_enc(&ztn_msg->zone, &z_tmp);
1413 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Looking up name for zone `%s' in zone `%s'\n",
1415 GNUNET_short_h2s (&ztn_msg->value_zone));
1417 GSN_database->zone_to_name (GSN_database->cls, &ztn_msg->zone, &ztn_msg->value_zone, &handle_zone_to_name_it, &ztn_ctx);
1419 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1424 * Copy record, data has to be free separetely
1427 copy_record (const struct GNUNET_NAMESTORE_RecordData *src, struct GNUNET_NAMESTORE_RecordData *dest)
1430 memcpy (dest, src, sizeof (struct GNUNET_NAMESTORE_RecordData));
1431 dest->data = GNUNET_malloc (src->data_size);
1432 memcpy ((void *) dest->data, src->data, src->data_size);
1435 struct ZoneIterationProcResult
1437 struct GNUNET_NAMESTORE_ZoneIteration *zi;
1439 int res_iteration_finished;
1440 int records_included;
1444 struct GNUNET_CRYPTO_ShortHashCode zone_hash;
1445 struct GNUNET_NAMESTORE_RecordData *rd;
1446 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded zone_key;
1447 struct GNUNET_CRYPTO_RsaSignature signature;
1448 struct GNUNET_TIME_Absolute expire;
1452 void zone_iteraterate_proc (void *cls,
1453 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *zone_key,
1454 struct GNUNET_TIME_Absolute expire,
1456 unsigned int rd_count,
1457 const struct GNUNET_NAMESTORE_RecordData *rd,
1458 const struct GNUNET_CRYPTO_RsaSignature *signature)
1460 struct ZoneIterationProcResult *proc = cls;
1461 struct GNUNET_NAMESTORE_RecordData *rd_filtered;
1462 struct GNUNET_CRYPTO_RsaSignature * new_signature;
1463 struct GNUNET_NAMESTORE_CryptoContainer *cc;
1464 struct GNUNET_CRYPTO_ShortHashCode hash;
1465 GNUNET_HashCode long_hash;
1466 struct GNUNET_TIME_Absolute e;
1467 unsigned int rd_count_filtered = 0;
1471 proc->res_iteration_finished = GNUNET_NO;
1472 proc->records_included = 0;
1474 if ((zone_key == NULL) && (name == NULL))
1476 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Iteration done\n");
1477 proc->res_iteration_finished = GNUNET_YES;
1481 else if ((zone_key != NULL) && (name != NULL)) /* just a safety check */
1483 rd_filtered = GNUNET_malloc (rd_count * sizeof (struct GNUNET_NAMESTORE_RecordData));
1484 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received result for zone iteration: `%s'\n", name);
1485 for (c = 0; c < rd_count; c++)
1487 include = GNUNET_YES;
1488 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Record %i has flags: 0x%x must have 0x%x \n",
1489 c, rd[c].flags, proc->zi->must_have_flags);
1490 /* Checking must have flags */
1491 if ((rd[c].flags & proc->zi->must_have_flags) == proc->zi->must_have_flags)
1494 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Record %i has flags: Include \n", c);
1498 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Record %i has flags: Not include \n", c);
1499 include = GNUNET_NO;
1502 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Record %i has flags: 0x%x must not have 0x%x\n",
1503 c, rd[c].flags, proc->zi->must_not_have_flags);
1504 if ((rd[c].flags & proc->zi->must_not_have_flags) != 0)
1506 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Record %i has flags: Not include \n", c);
1507 include = GNUNET_NO;
1512 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Record %i has flags: Include \n", c);
1514 if (GNUNET_YES == include)
1516 copy_record (&rd[c], &rd_filtered[rd_count_filtered]);
1517 rd_count_filtered++;
1521 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Included %i of %i records \n", rd_count_filtered, rd_count);
1523 proc->records_included = rd_count_filtered;
1524 if (0 == rd_count_filtered)
1526 GNUNET_free (rd_filtered);
1529 proc->rd = rd_filtered;
1530 proc->name = GNUNET_strdup(name);
1531 memcpy (&proc->zone_key, zone_key, sizeof (proc->zone_key));
1534 proc->has_signature = GNUNET_NO;
1535 GNUNET_CRYPTO_short_hash (zone_key, sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), &hash);
1536 GNUNET_CRYPTO_short_hash_double(&hash, &long_hash);
1537 proc->zone_hash = hash;
1539 if (GNUNET_CONTAINER_multihashmap_contains(zonekeys, &long_hash))
1541 cc = GNUNET_CONTAINER_multihashmap_get(zonekeys, &long_hash);
1542 e = get_block_expiration_time(rd_count_filtered, rd_filtered);
1544 new_signature = GNUNET_NAMESTORE_create_signature(cc->privkey, e, name, rd_filtered, rd_count_filtered);
1545 GNUNET_assert (signature != NULL);
1546 proc->signature = (*new_signature);
1547 GNUNET_free (new_signature);
1548 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Creating signature for `%s' in zone `%s' with %u records and expiration %llu\n",
1549 name, GNUNET_short_h2s(&hash), rd_count_filtered, e.abs_value);
1550 proc->has_signature = GNUNET_YES;
1552 else if (rd_count_filtered == rd_count)
1554 proc->expire = expire;
1555 if (NULL != signature)
1557 proc->signature = (*signature);
1558 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Using provided signature for `%s' in zone `%s' with %u records and expiration %llu\n",
1559 name, GNUNET_short_h2s(&hash), rd_count_filtered, expire.abs_value);
1560 proc->has_signature = GNUNET_YES;
1564 memset (&proc->signature, '\0', sizeof (proc->signature));
1565 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "No signature provided for `%s'\n", name);
1577 void find_next_zone_iteration_result (struct ZoneIterationProcResult *proc)
1580 struct GNUNET_CRYPTO_ShortHashCode *zone;
1582 if (GNUNET_YES == proc->zi->has_zone)
1583 zone = &proc->zi->zone;
1589 GSN_database->iterate_records (GSN_database->cls, zone , NULL, proc->zi->offset, &zone_iteraterate_proc, proc);
1592 while ((proc->records_included == 0) && (GNUNET_NO == proc->res_iteration_finished));
1596 void send_zone_iteration_result (struct ZoneIterationProcResult *proc)
1598 struct GNUNET_NAMESTORE_ZoneIteration *zi = proc->zi;
1600 if (GNUNET_YES == proc->res_iteration_finished)
1602 struct ZoneIterationResponseMessage zir_msg;
1603 if (zi->has_zone == GNUNET_YES)
1604 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "No more results for zone `%s'\n", GNUNET_short_h2s(&zi->zone));
1606 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "No more results for all zones\n");
1608 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending empty `%s' message\n", "ZONE_ITERATION_RESPONSE");
1609 zir_msg.gns_header.header.type = htons (GNUNET_MESSAGE_TYPE_NAMESTORE_ZONE_ITERATION_RESPONSE);
1610 zir_msg.gns_header.header.size = htons (sizeof (struct ZoneIterationResponseMessage));
1611 zir_msg.gns_header.r_id = htonl(zi->request_id);
1612 zir_msg.expire = GNUNET_TIME_absolute_hton(GNUNET_TIME_UNIT_ZERO_ABS);
1613 zir_msg.name_len = htons (0);
1614 zir_msg.reserved = htons (0);
1615 zir_msg.rd_count = htons (0);
1616 zir_msg.rd_len = htons (0);
1617 memset (&zir_msg.public_key, '\0', sizeof (zir_msg.public_key));
1618 memset (&zir_msg.signature, '\0', sizeof (zir_msg.signature));
1619 GNUNET_SERVER_notification_context_unicast (snc, zi->client->client, (const struct GNUNET_MessageHeader *) &zir_msg, GNUNET_NO);
1621 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Removing zone iterator\n");
1622 GNUNET_CONTAINER_DLL_remove (zi->client->op_head, zi->client->op_tail, zi);
1628 GNUNET_assert (proc->records_included > 0);
1630 struct ZoneIterationResponseMessage *zir_msg;
1631 if (zi->has_zone == GNUNET_YES)
1632 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending name `%s' for iteration over zone `%s'\n",
1633 proc->name, GNUNET_short_h2s(&zi->zone));
1634 if (zi->has_zone == GNUNET_NO)
1635 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending name `%s' for iteration over all zones\n",
1643 name_len = strlen (proc->name) +1;
1645 rd_ser_len = GNUNET_NAMESTORE_records_get_size(proc->records_included, proc->rd);
1646 char rd_ser[rd_ser_len];
1647 GNUNET_NAMESTORE_records_serialize(proc->records_included, proc->rd, rd_ser_len, rd_ser);
1648 msg_size = sizeof (struct ZoneIterationResponseMessage) + name_len + rd_ser_len;
1649 zir_msg = GNUNET_malloc(msg_size);
1651 name_tmp = (char *) &zir_msg[1];
1652 rd_tmp = &name_tmp[name_len];
1654 zir_msg->gns_header.header.type = htons (GNUNET_MESSAGE_TYPE_NAMESTORE_ZONE_ITERATION_RESPONSE);
1655 zir_msg->gns_header.header.size = htons (msg_size);
1656 zir_msg->gns_header.r_id = htonl(zi->request_id);
1657 zir_msg->expire = GNUNET_TIME_absolute_hton(proc->expire);
1658 zir_msg->reserved = htons (0);
1659 zir_msg->name_len = htons (name_len);
1660 zir_msg->rd_count = htons (proc->records_included);
1661 zir_msg->rd_len = htons (rd_ser_len);
1662 zir_msg->signature = proc->signature;
1663 zir_msg->public_key = proc->zone_key;
1664 memcpy (name_tmp, proc->name, name_len);
1665 memcpy (rd_tmp, rd_ser, rd_ser_len);
1667 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending `%s' message with size %u\n", "ZONE_ITERATION_RESPONSE", msg_size);
1668 GNUNET_SERVER_notification_context_unicast (snc, zi->client->client, (const struct GNUNET_MessageHeader *) zir_msg, GNUNET_NO);
1669 GNUNET_free (zir_msg);
1673 void clean_up_zone_iteration_result (struct ZoneIterationProcResult *proc)
1676 GNUNET_free_non_null (proc->name);
1677 for (c = 0; c < proc->records_included; c++)
1679 GNUNET_free ((void *) proc->rd[c].data);
1681 GNUNET_free_non_null (proc->rd);
1686 static void handle_iteration_start (void *cls,
1687 struct GNUNET_SERVER_Client * client,
1688 const struct GNUNET_MessageHeader * message)
1690 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received `%s' message\n", "ZONE_ITERATION_START");
1692 struct ZoneIterationStartMessage * zis_msg = (struct ZoneIterationStartMessage *) message;
1693 struct GNUNET_NAMESTORE_Client *nc;
1694 struct GNUNET_NAMESTORE_ZoneIteration *zi;
1696 nc = client_lookup(client);
1699 GNUNET_break_op (0);
1700 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1704 zi = GNUNET_malloc (sizeof (struct GNUNET_NAMESTORE_ZoneIteration));
1705 zi->request_id = ntohl (zis_msg->gns_header.r_id);
1708 zi->must_have_flags = ntohs (zis_msg->must_have_flags);
1709 zi->must_not_have_flags = ntohs (zis_msg->must_not_have_flags);
1711 struct GNUNET_CRYPTO_ShortHashCode dummy;
1712 memset (&dummy, '\0', sizeof (dummy));
1713 if (0 == memcmp (&dummy, &zis_msg->zone, sizeof (dummy)))
1715 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting to iterate over all zones\n");
1716 zi->zone = zis_msg->zone;
1717 zi->has_zone = GNUNET_NO;
1721 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting to iterate over zone `%s'\n", GNUNET_short_h2s (&zis_msg->zone));
1722 zi->zone = zis_msg->zone;
1723 zi->has_zone = GNUNET_YES;
1726 GNUNET_CONTAINER_DLL_insert (nc->op_head, nc->op_tail, zi);
1728 struct ZoneIterationProcResult proc;
1731 find_next_zone_iteration_result (&proc);
1732 if (GNUNET_YES == proc.res_iteration_finished)
1734 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Zone iteration done\n");
1736 else if (proc.records_included != 0)
1738 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Zone iteration return %u records\n", proc.records_included);
1740 send_zone_iteration_result (&proc);
1741 clean_up_zone_iteration_result (&proc);
1743 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1746 static void handle_iteration_stop (void *cls,
1747 struct GNUNET_SERVER_Client * client,
1748 const struct GNUNET_MessageHeader * message)
1750 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received `%s' message\n", "ZONE_ITERATION_STOP");
1752 struct GNUNET_NAMESTORE_Client *nc;
1753 struct GNUNET_NAMESTORE_ZoneIteration *zi;
1754 struct ZoneIterationStopMessage * zis_msg = (struct ZoneIterationStopMessage *) message;
1757 nc = client_lookup(client);
1760 GNUNET_break_op (0);
1761 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1765 rid = ntohl (zis_msg->gns_header.r_id);
1766 for (zi = nc->op_head; zi != NULL; zi = zi->next)
1768 if (zi->request_id == rid)
1773 GNUNET_break_op (0);
1774 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1778 GNUNET_CONTAINER_DLL_remove(nc->op_head, nc->op_tail, zi);
1779 if (GNUNET_YES == zi->has_zone)
1780 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopped zone iteration for zone `%s'\n", GNUNET_short_h2s (&zi->zone));
1782 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopped zone iteration all zones\n");
1785 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1788 static void handle_iteration_next (void *cls,
1789 struct GNUNET_SERVER_Client * client,
1790 const struct GNUNET_MessageHeader * message)
1792 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received `%s' message\n", "ZONE_ITERATION_NEXT");
1794 struct GNUNET_NAMESTORE_Client *nc;
1795 struct GNUNET_NAMESTORE_ZoneIteration *zi;
1796 struct ZoneIterationStopMessage * zis_msg = (struct ZoneIterationStopMessage *) message;
1799 nc = client_lookup(client);
1802 GNUNET_break_op (0);
1803 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1807 rid = ntohl (zis_msg->gns_header.r_id);
1808 for (zi = nc->op_head; zi != NULL; zi = zi->next)
1810 if (zi->request_id == rid)
1815 GNUNET_break_op (0);
1816 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1820 struct ZoneIterationProcResult proc;
1823 find_next_zone_iteration_result (&proc);
1824 if (GNUNET_YES == proc.res_iteration_finished)
1826 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Zone iteration done\n");
1828 else if (proc.records_included != 0)
1830 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Zone iteration return %u records\n", proc.records_included);
1832 send_zone_iteration_result (&proc);
1833 clean_up_zone_iteration_result (&proc);
1835 GNUNET_SERVER_receive_done (client, GNUNET_OK);
1838 int zonekey_file_it (void *cls, const char *filename)
1840 GNUNET_HashCode long_hash;
1842 if ((filename != NULL) && (NULL != strstr(filename, ".zkey")))
1844 struct GNUNET_CRYPTO_RsaPrivateKey * privkey;
1845 struct GNUNET_NAMESTORE_CryptoContainer *c;
1846 privkey = GNUNET_CRYPTO_rsa_key_create_from_file(filename);
1847 if (privkey == NULL)
1850 c = GNUNET_malloc (sizeof (struct GNUNET_NAMESTORE_CryptoContainer));
1851 c->pubkey = GNUNET_malloc(sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded));
1852 c->privkey = privkey;
1853 GNUNET_CRYPTO_rsa_key_get_public(privkey, c->pubkey);
1854 GNUNET_CRYPTO_short_hash(c->pubkey, sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), &c->zone);
1856 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found zonefile for zone `%s'\n", GNUNET_short_h2s (&c->zone));
1857 GNUNET_CRYPTO_short_hash_double (&c->zone, &long_hash);
1858 GNUNET_CONTAINER_multihashmap_put(zonekeys, &long_hash, c, GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY);
1866 * Process template requests.
1868 * @param cls closure
1869 * @param server the initialized server
1870 * @param cfg configuration to use
1873 run (void *cls, struct GNUNET_SERVER_Handle *server,
1874 const struct GNUNET_CONFIGURATION_Handle *cfg)
1878 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting namestore service\n");
1880 static const struct GNUNET_SERVER_MessageHandler handlers[] = {
1881 {&handle_start, NULL,
1882 GNUNET_MESSAGE_TYPE_NAMESTORE_START, sizeof (struct StartMessage)},
1883 {&handle_lookup_name, NULL,
1884 GNUNET_MESSAGE_TYPE_NAMESTORE_LOOKUP_NAME, 0},
1885 {&handle_record_put, NULL,
1886 GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_PUT, 0},
1887 {&handle_record_create, NULL,
1888 GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_CREATE, 0},
1889 {&handle_record_remove, NULL,
1890 GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_REMOVE, 0},
1891 {&handle_zone_to_name, NULL,
1892 GNUNET_MESSAGE_TYPE_NAMESTORE_ZONE_TO_NAME, 0},
1893 {&handle_iteration_start, NULL,
1894 GNUNET_MESSAGE_TYPE_NAMESTORE_ZONE_ITERATION_START, sizeof (struct ZoneIterationStartMessage)},
1895 {&handle_iteration_next, NULL,
1896 GNUNET_MESSAGE_TYPE_NAMESTORE_ZONE_ITERATION_NEXT, 0},
1897 {&handle_iteration_stop, NULL,
1898 GNUNET_MESSAGE_TYPE_NAMESTORE_ZONE_ITERATION_STOP, 0},
1904 /* Load private keys from disk */
1906 GNUNET_CONFIGURATION_get_value_filename (cfg, "namestore", "zonefile_directory",
1907 &zonefile_directory))
1909 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("No directory to load zonefiles specified in configuration\n"));
1910 GNUNET_SCHEDULER_add_now (&cleanup_task, NULL);
1914 if (GNUNET_NO == GNUNET_DISK_file_test (zonefile_directory))
1916 if (GNUNET_SYSERR == GNUNET_DISK_directory_create (zonefile_directory))
1918 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Creating directory `%s' for zone files failed!\n"), zonefile_directory);
1919 GNUNET_SCHEDULER_add_now (&cleanup_task, NULL);
1922 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created directory `%s' for zone files\n", zonefile_directory);
1925 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Scanning directory `%s' for zone files\n", zonefile_directory);
1926 zonekeys = GNUNET_CONTAINER_multihashmap_create (10);
1927 GNUNET_DISK_directory_scan (zonefile_directory, zonekey_file_it, &counter);
1928 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found %u zone files\n", counter);
1930 /* Loading database plugin */
1932 GNUNET_CONFIGURATION_get_value_string (cfg, "namestore", "database",
1934 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "No database backend configured\n");
1936 GNUNET_asprintf (&db_lib_name, "libgnunet_plugin_namestore_%s", database);
1937 GSN_database = GNUNET_PLUGIN_load (db_lib_name, (void *) GSN_cfg);
1938 GNUNET_free (database);
1939 if (GSN_database == NULL)
1941 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not load database backend `%s'\n",
1943 GNUNET_SCHEDULER_add_now (&cleanup_task, NULL);
1947 /* Configuring server handles */
1948 GNUNET_SERVER_add_handlers (server, handlers);
1949 snc = GNUNET_SERVER_notification_context_create (server, 16);
1950 GNUNET_SERVER_disconnect_notify (server,
1951 &client_disconnect_notification,
1954 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL, &cleanup_task,
1961 * The main function for the template service.
1963 * @param argc number of arguments from the command line
1964 * @param argv command line arguments
1965 * @return 0 ok, 1 on error
1968 main (int argc, char *const *argv)
1970 return (GNUNET_OK ==
1971 GNUNET_SERVICE_run (argc, argv, "namestore",
1972 GNUNET_SERVICE_OPTION_NONE, &run, NULL)) ? 0 : 1;
1975 /* end of gnunet-service-namestore.c */