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Diffstat (limited to 'src/util/gnunet-rsa.c')
-rw-r--r-- | src/util/gnunet-rsa.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/util/gnunet-rsa.c b/src/util/gnunet-rsa.c new file mode 100644 index 000000000..ba0d16a74 --- /dev/null +++ b/src/util/gnunet-rsa.c | |||
@@ -0,0 +1,92 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | (C) 2012 Christian Grothoff (and other contributing authors) | ||
4 | |||
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. | ||
9 | |||
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. | ||
14 | |||
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. | ||
19 | */ | ||
20 | |||
21 | /** | ||
22 | * @file util/gnunet-rsa.c | ||
23 | * @brief tool to manipulate RSA key files | ||
24 | * @author Christian Grothoff | ||
25 | */ | ||
26 | #include "platform.h" | ||
27 | #include "gnunet_util_lib.h" | ||
28 | #include "gnunet_rsa_service.h" | ||
29 | |||
30 | |||
31 | /** | ||
32 | * Flag for reverse lookup. | ||
33 | */ | ||
34 | static int print; | ||
35 | |||
36 | |||
37 | /** | ||
38 | * Main function that will be run by the scheduler. | ||
39 | * | ||
40 | * @param cls closure | ||
41 | * @param args remaining command-line arguments | ||
42 | * @param cfgfile name of the configuration file used (for saving, can be NULL!) | ||
43 | * @param cfg configuration | ||
44 | */ | ||
45 | static void | ||
46 | run (void *cls, char *const *args, const char *cfgfile, | ||
47 | const struct GNUNET_CONFIGURATION_Handle *cfg) | ||
48 | { | ||
49 | struct GNUNET_CRYPTO_RsaPrivateKey *pk; | ||
50 | struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pub; | ||
51 | char *s; | ||
52 | |||
53 | if (argc == 0) | ||
54 | { | ||
55 | fprintf (stderr, _("No hostkey file specified on command line\n")); | ||
56 | return; | ||
57 | } | ||
58 | pk = GNUNET_CRYPTO_rsa_key_create_from_file (argv[0]); | ||
59 | if (print) | ||
60 | { | ||
61 | GNUNET_CRYPTO_rsa_key_get_public (pk, &pub); | ||
62 | s = GNUNET_CRYPTO_rsa_public_key_to_string (&pub); | ||
63 | fprintf (stdout, "%s\n", s); | ||
64 | GNUNET_free (s); | ||
65 | } | ||
66 | GNUNET_CRYPTO_rsa_key_free (pk); | ||
67 | } | ||
68 | |||
69 | |||
70 | /** | ||
71 | * The main function to obtain statistics in GNUnet. | ||
72 | * | ||
73 | * @param argc number of arguments from the command line | ||
74 | * @param argv command line arguments | ||
75 | * @return 0 ok, 1 on error | ||
76 | */ | ||
77 | int | ||
78 | main (int argc, char *const *argv) | ||
79 | { | ||
80 | static const struct GNUNET_GETOPT_CommandLineOption options[] = { | ||
81 | { 'p', "print", NULL, | ||
82 | gettext_noop ("print the public key in ASCII format"), | ||
83 | 0, &GNUNET_GETOPT_set_one, &print }, | ||
84 | GNUNET_GETOPT_OPTION_END | ||
85 | }; | ||
86 | return (GNUNET_OK == | ||
87 | GNUNET_PROGRAM_run (argc, argv, "gnunet-rsa [OPTIONS] keyfile", | ||
88 | gettext_noop ("Manipulate GNUnet private RSA key files"), | ||
89 | options, &run, NULL)) ? 0 : 1; | ||
90 | } | ||
91 | |||
92 | /* end of gnunet-rsa.c */ | ||