2 This file is part of GNUnet.
3 Copyright (C) 2015 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.
23 * @file util/perf_crypto_asymmetric.c
24 * @brief measure performance of public key functions
27 #include "gnunet_util_lib.h"
30 struct GNUNET_TIME_Absolute start;
34 struct GNUNET_CRYPTO_EccSignaturePurpose purp;
35 struct GNUNET_HashCode h;
36 struct GNUNET_CRYPTO_EddsaSignature sig;
40 log_duration (const char *system, const char *description)
42 struct GNUNET_TIME_Relative t;
45 sprintf (s, "%6s %15s", system, description);
46 t = GNUNET_TIME_absolute_get_duration (start);
47 t = GNUNET_TIME_relative_divide (t, l);
48 FPRINTF (stdout, "%s: %10s\n", s,
49 GNUNET_STRINGS_relative_time_to_string(t, GNUNET_NO));
51 GAUGER ("UTIL", s, t.rel_value_us, "us");
55 main (int argc, char *argv[])
58 struct GNUNET_CRYPTO_EcdhePrivateKey *ecdhe[l];
59 struct GNUNET_CRYPTO_EcdhePublicKey dhpub[l];
60 struct GNUNET_CRYPTO_EddsaPrivateKey *eddsa[l];
61 struct GNUNET_CRYPTO_EddsaPublicKey dspub[l];
62 struct TestSig sig[l];
64 start = GNUNET_TIME_absolute_get();
65 for (i = 0; i < l; i++)
67 sig[i].purp.purpose = 0;
68 sig[i].purp.size = htonl (sizeof (struct GNUNET_CRYPTO_EccSignaturePurpose)
69 + sizeof (struct GNUNET_HashCode));
70 GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
71 &sig[i].h, sizeof (&sig[0].h));
73 log_duration ("", "Init");
75 start = GNUNET_TIME_absolute_get();
76 for (i = 0; i < l; i++)
77 eddsa[i] = GNUNET_CRYPTO_eddsa_key_create();
78 log_duration ("EdDSA", "create key");
80 start = GNUNET_TIME_absolute_get();
81 for (i = 0; i < l; i++)
82 GNUNET_CRYPTO_eddsa_key_get_public (eddsa[i], &dspub[i]);
83 log_duration ("EdDSA", "get pubilc");
85 start = GNUNET_TIME_absolute_get();
86 for (i = 0; i < l; i++)
87 GNUNET_CRYPTO_eddsa_sign (eddsa[i], &sig[i].purp, &sig[i].sig);
88 log_duration ("EdDSA", "sign HashCode");
90 start = GNUNET_TIME_absolute_get();
91 for (i = 0; i < l; i++)
92 GNUNET_CRYPTO_eddsa_verify (0, &sig[i].purp, &sig[i].sig, &dspub[i]);
93 log_duration ("EdDSA", "verify HashCode");
95 start = GNUNET_TIME_absolute_get();
96 for (i = 0; i < l; i++)
97 ecdhe[i] = GNUNET_CRYPTO_ecdhe_key_create();
98 log_duration ("ECDH", "create key");
100 start = GNUNET_TIME_absolute_get();
101 for (i = 0; i < l; i++)
102 GNUNET_CRYPTO_ecdhe_key_get_public (ecdhe[i], &dhpub[i]);
103 log_duration ("ECDH", "get public");
105 start = GNUNET_TIME_absolute_get();
106 for (i = 0; i < l; i+=2)
108 GNUNET_CRYPTO_ecc_ecdh (ecdhe[i], &dhpub[i+1], &sig[i].h);
109 GNUNET_CRYPTO_ecc_ecdh (ecdhe[i+1], &dhpub[i], &sig[i+i].h);
111 log_duration ("ECDH", "do DH");
116 /* end of perf_crypto_asymmetric.c */