144 lines
3.7 KiB
C
144 lines
3.7 KiB
C
/*
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This file is part of TALER
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(C) 2015 GNUnet e.V.
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* @file util/test_crypto.c
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* @brief Tests for Taler-specific crypto logic
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* @author Christian Grothoff <christian@grothoff.org>
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*/
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#include "platform.h"
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#include "taler_util.h"
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#include "taler_crypto_lib.h"
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/**
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* Test low-level link encryption/decryption APIs.
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*
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* @return 0 on success
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*/
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static int
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test_basics ()
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{
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struct TALER_EncryptedLinkSecretP secret_enc;
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struct TALER_TransferSecretP trans_sec;
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struct TALER_LinkSecretP secret;
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struct TALER_LinkSecretP secret2;
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struct TALER_RefreshLinkEncryptedP rl_enc;
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struct TALER_RefreshLinkDecryptedP rl;
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struct TALER_RefreshLinkDecryptedP rld;
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GNUNET_log_setup ("test-crypto",
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"WARNING",
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NULL);
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GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
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&secret,
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sizeof (secret));
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GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
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&rl,
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sizeof (rl));
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TALER_refresh_encrypt (&rl,
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&secret,
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&rl_enc);
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GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
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&trans_sec,
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sizeof (trans_sec));
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GNUNET_assert (GNUNET_OK ==
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TALER_transfer_encrypt (&secret,
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&trans_sec,
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&secret_enc));
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GNUNET_assert (GNUNET_OK ==
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TALER_transfer_decrypt (&secret_enc,
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&trans_sec,
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&secret2));
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GNUNET_assert (0 == memcmp (&secret,
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&secret2,
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sizeof (secret)));
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TALER_refresh_decrypt (&rl_enc,
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&secret2,
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&rld);
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GNUNET_assert (0 == memcmp (&rld,
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&rl,
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sizeof (struct TALER_RefreshLinkDecryptedP)));
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return 0;
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}
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/**
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* Test high-level link encryption/decryption API.
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*
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* @return 0 on success
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*/
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static int
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test_high_level ()
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{
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struct GNUNET_CRYPTO_EddsaPrivateKey *pk;
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struct TALER_LinkSecretP secret;
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struct TALER_LinkSecretP secret2;
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struct TALER_CoinSpendPublicKeyP coin_pub;
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struct TALER_CoinSpendPrivateKeyP coin_priv;
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struct TALER_TransferPrivateKeyP trans_priv;
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struct TALER_TransferPublicKeyP trans_pub;
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struct TALER_EncryptedLinkSecretP secret_enc;
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pk = GNUNET_CRYPTO_eddsa_key_create ();
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GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
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&secret,
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sizeof (secret));
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GNUNET_CRYPTO_eddsa_key_get_public (pk,
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&coin_pub.eddsa_pub);
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GNUNET_assert (GNUNET_OK ==
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TALER_link_encrypt_secret (&secret,
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&coin_pub,
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&trans_priv,
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&trans_pub,
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&secret_enc));
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GNUNET_assert (GNUNET_OK ==
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TALER_link_decrypt_secret (&secret_enc,
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&trans_priv,
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&coin_pub,
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&secret2));
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GNUNET_assert (0 ==
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memcmp (&secret,
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&secret2,
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sizeof (secret)));
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coin_priv.eddsa_priv = *pk;
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GNUNET_assert (GNUNET_OK ==
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TALER_link_decrypt_secret2 (&secret_enc,
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&trans_pub,
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&coin_priv,
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&secret2));
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GNUNET_assert (0 ==
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memcmp (&secret,
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&secret2,
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sizeof (secret)));
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GNUNET_free (pk);
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return 0;
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}
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int
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main(int argc,
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const char *const argv[])
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{
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if (0 != test_basics ())
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return 1;
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if (0 != test_high_level ())
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return 1;
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return 0;
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}
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/* end of test_crypto.c */
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