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/*
This file is part of GNUnet.
Copyright (C) 2020 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
SPDX-License-Identifier: AGPL3.0-or-later
*/
/**
* @file util/gnunet-revocation-tvg.c
* @brief Generate test vectors for revocation.
* @author Martin Schanzenbach
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_signatures.h"
#include "gnunet_revocation_service.h"
#include "gnunet_dnsparser_lib.h"
#include "gnunet_testing_lib.h"
#include <inttypes.h>
#define TEST_EPOCHS 2
#define TEST_DIFFICULTY 5
/**
* Main function that will be run.
*
* @param cls closure
* @param args remaining command-line arguments
* @param cfgfile name of the configuration file used (for saving, can be NULL!)
* @param cfg configuration
*/
static void
run (void *cls,
char *const *args,
const char *cfgfile,
const struct GNUNET_CONFIGURATION_Handle *cfg)
{
struct GNUNET_CRYPTO_EcdsaPrivateKey id_priv;
struct GNUNET_CRYPTO_EcdsaPublicKey id_pub;
struct GNUNET_REVOCATION_PowP pow;
struct GNUNET_REVOCATION_PowCalculationHandle *ph;
struct GNUNET_TIME_Relative exp;
char* data_enc;
GNUNET_CRYPTO_ecdsa_key_create (&id_priv);
GNUNET_CRYPTO_ecdsa_key_get_public (&id_priv,
&id_pub);
GNUNET_STRINGS_base64_encode (&id_priv,
sizeof (struct GNUNET_CRYPTO_EcdsaPrivateKey),
&data_enc);
fprintf(stdout, "Zone private key (d):\n%s\n\n", data_enc);
GNUNET_free (data_enc);
GNUNET_STRINGS_base64_encode (&id_pub,
sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey),
&data_enc);
fprintf(stdout, "Zone public key (zk):\n%s\n\n", data_enc);
GNUNET_free (data_enc);
memset (&pow, 0, sizeof (pow));
GNUNET_REVOCATION_pow_init (&id_priv,
&pow);
ph = GNUNET_REVOCATION_pow_start (&pow,
TEST_EPOCHS,
TEST_DIFFICULTY);
fprintf (stdout, "Difficulty (%d base difficulty + %d epochs): %d\n\n",
TEST_DIFFICULTY,
TEST_EPOCHS,
TEST_DIFFICULTY + TEST_EPOCHS);
uint64_t pow_passes = 0;
while (GNUNET_YES != GNUNET_REVOCATION_pow_round (ph))
{
pow_passes++;
}
exp = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_YEARS,
TEST_EPOCHS);
GNUNET_assert (GNUNET_OK == GNUNET_REVOCATION_check_pow (&pow,
TEST_DIFFICULTY,
exp));
GNUNET_STRINGS_base64_encode (&pow,
sizeof (struct GNUNET_REVOCATION_PowP),
&data_enc);
fprintf(stdout, "Proof:\n%s\n", data_enc);
GNUNET_free (data_enc);
}
/**
* The main function of the test vector generation tool.
*
* @param argc number of arguments from the command line
* @param argv command line arguments
* @return 0 ok, 1 on error
*/
int
main (int argc,
char *const *argv)
{
const struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_OPTION_END
};
GNUNET_assert (GNUNET_OK ==
GNUNET_log_setup ("gnunet-revocation-tvg",
"INFO",
NULL));
if (GNUNET_OK !=
GNUNET_PROGRAM_run (argc, argv,
"gnunet-revocation-tvg",
"Generate test vectors for revocation",
options,
&run, NULL))
return 1;
return 0;
}
/* end of gnunet-revocation-tvg.c */
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