2 This file is part of GNUnet.
3 (C) 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 util/gnunet-rsa.c
23 * @brief tool to manipulate RSA key files
24 * @author Christian Grothoff
27 #include "gnunet_util_lib.h"
31 * Flag for reverse lookup.
37 * Main function that will be run by the scheduler.
40 * @param args remaining command-line arguments
41 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
42 * @param cfg configuration
45 run (void *cls, char *const *args, const char *cfgfile,
46 const struct GNUNET_CONFIGURATION_Handle *cfg)
48 struct GNUNET_CRYPTO_RsaPrivateKey *pk;
49 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pub;
54 fprintf (stderr, _("No hostkey file specified on command line\n"));
57 pk = GNUNET_CRYPTO_rsa_key_create_from_file (args[0]);
60 GNUNET_CRYPTO_rsa_key_get_public (pk, &pub);
61 s = GNUNET_CRYPTO_rsa_public_key_to_string (&pub);
62 fprintf (stdout, "%s\n", s);
65 GNUNET_CRYPTO_rsa_key_free (pk);
70 * The main function to obtain statistics in GNUnet.
72 * @param argc number of arguments from the command line
73 * @param argv command line arguments
74 * @return 0 ok, 1 on error
77 main (int argc, char *const *argv)
79 static const struct GNUNET_GETOPT_CommandLineOption options[] = {
81 gettext_noop ("print the public key in ASCII format"),
82 0, &GNUNET_GETOPT_set_one, &print },
83 GNUNET_GETOPT_OPTION_END
86 GNUNET_PROGRAM_run (argc, argv, "gnunet-rsa [OPTIONS] keyfile",
87 gettext_noop ("Manipulate GNUnet private RSA key files"),
88 options, &run, NULL)) ? 0 : 1;
91 /* end of gnunet-rsa.c */