/** * Add a host to the list and notify clients about this event * * @param identity the identity of the host * @return the HostEntry */ static struct HostEntry * add_host_to_known_hosts (const struct GNUNET_PeerIdentity *identity) { struct HostEntry *entry; struct ReadHostFileContext r; char *fn; entry = GNUNET_CONTAINER_multipeermap_get (hostmap, identity); if (NULL == entry) { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Adding new peer `%s'\n", GNUNET_i2s (identity)); GNUNET_STATISTICS_update (stats, gettext_noop ("# peers known"), 1, GNUNET_NO); entry = GNUNET_new (struct HostEntry); entry->identity = *identity; GNUNET_assert (GNUNET_OK == GNUNET_CONTAINER_multipeermap_put (hostmap, &entry->identity, entry, GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY)); notify_all (entry); fn = get_host_filename (identity); if (NULL != fn) { read_host_file (fn, GNUNET_YES, &r); if (NULL != r.hello) update_hello (identity, r.hello); if (NULL != r.friend_only_hello) update_hello (identity, r.friend_only_hello); GNUNET_free_non_null (r.hello); GNUNET_free_non_null (r.friend_only_hello); GNUNET_free (fn); } }
/** * Bind a host address (hello) to a hostId. * * @param peer the peer for which this is a hello * @param hello the verified (!) hello message */ static void bind_address (const struct GNUNET_PeerIdentity *peer, const struct GNUNET_HELLO_Message *hello) { char *fn; struct HostEntry *host; struct GNUNET_HELLO_Message *mrg; struct GNUNET_TIME_Absolute delta; add_host_to_known_hosts (peer); host = GNUNET_CONTAINER_multihashmap_get (hostmap, &peer->hashPubKey); GNUNET_assert (host != NULL); if (host->hello == NULL) { host->hello = GNUNET_malloc (GNUNET_HELLO_size (hello)); memcpy (host->hello, hello, GNUNET_HELLO_size (hello)); } else { mrg = GNUNET_HELLO_merge (host->hello, hello); delta = GNUNET_HELLO_equals (mrg, host->hello, GNUNET_TIME_absolute_get ()); if (delta.abs_value == GNUNET_TIME_UNIT_FOREVER_ABS.abs_value) { GNUNET_free (mrg); return; } GNUNET_free (host->hello); host->hello = mrg; } fn = get_host_filename (peer); if (GNUNET_OK == GNUNET_DISK_directory_create_for_file (fn)) { if (GNUNET_SYSERR == GNUNET_DISK_fn_write (fn, host->hello, GNUNET_HELLO_size (host->hello), GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE | GNUNET_DISK_PERM_GROUP_READ | GNUNET_DISK_PERM_OTHER_READ)) GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING, "write", fn); } GNUNET_free (fn); notify_all (host); }
/** * Add a host to the list. * * @param identity the identity of the host */ static void add_host_to_known_hosts (const struct GNUNET_PeerIdentity *identity) { struct HostEntry *entry; char *fn; entry = GNUNET_CONTAINER_multihashmap_get (hostmap, &identity->hashPubKey); if (entry != NULL) return; GNUNET_STATISTICS_update (stats, gettext_noop ("# peers known"), 1, GNUNET_NO); entry = GNUNET_malloc (sizeof (struct HostEntry)); entry->identity = *identity; GNUNET_CONTAINER_multihashmap_put (hostmap, &identity->hashPubKey, entry, GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY); fn = get_host_filename (identity); entry->hello = read_host_file (fn); GNUNET_free (fn); notify_all (entry); }