2 This file is part of GNUnet.
3 (C) 2011, 2012 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 core/gnunet-core.c
23 * @brief Print information about other known _connected_ peers.
24 * @author Nathan Evans
27 #include "gnunet_crypto_lib.h"
28 #include "gnunet_configuration_lib.h"
29 #include "gnunet_getopt_lib.h"
30 #include "gnunet_peerinfo_service.h"
31 #include "gnunet_transport_service.h"
32 #include "gnunet_core_service.h"
33 #include "gnunet_program_lib.h"
37 * Callback for retrieving a list of connected peers.
39 * @param cls closure (unused)
40 * @param peer peer identity this notification is about
41 * @param atsi performance data for the connection
42 * @param atsi_count number of records in 'atsi'
45 connected_peer_callback (void *cls, const struct GNUNET_PeerIdentity *peer,
46 const struct GNUNET_ATS_Information *atsi,
47 unsigned int atsi_count)
49 struct GNUNET_CRYPTO_HashAsciiEncoded enc;
53 GNUNET_CRYPTO_hash_to_enc (&peer->hashPubKey, &enc);
54 printf (_("Peer `%s'\n"), (const char *) &enc);
59 * Main function that will be run by the scheduler.
62 * @param args remaining command-line arguments
63 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
64 * @param cfg configuration
67 run (void *cls, char *const *args, const char *cfgfile,
68 const struct GNUNET_CONFIGURATION_Handle *cfg)
72 FPRINTF (stderr, _("Invalid command line argument `%s'\n"), args[0]);
75 GNUNET_CORE_iterate_peers (cfg, &connected_peer_callback, NULL);
80 * The main function to obtain peer information.
82 * @param argc number of arguments from the command line
83 * @param argv command line arguments
84 * @return 0 ok, 1 on error
87 main (int argc, char *const *argv)
89 static const struct GNUNET_GETOPT_CommandLineOption options[] = {
90 GNUNET_GETOPT_OPTION_END
93 GNUNET_PROGRAM_run (argc, argv, "gnunet-core",
95 ("Print information about connected peers."),
96 options, &run, NULL)) ? 0 : 1;
99 /* end of gnunet-core.c */