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/*
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* Copyright (C) 2008-2012 Free Software Foundation, Inc.
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* Copyright (C) 2017 Red Hat, Inc.
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*
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* Author: David Marín Carreño
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*
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* This file is part of GnuTLS.
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*
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* GnuTLS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* GnuTLS is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <gnutls/gnutls.h>
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#include <gnutls/x509.h>
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#include <gnutls/abstract.h>
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#include <assert.h>
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#include "utils.h"
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#define MAX_TRIES 2
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/* This tests the key generation, as well as the sign/verification
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* functionality of the supported public key algorithms.
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*/
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static int sec_param[MAX_TRIES] =
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#ifdef ENABLE_FIPS140
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{ GNUTLS_SEC_PARAM_MEDIUM, GNUTLS_SEC_PARAM_HIGH };
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#else
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{ GNUTLS_SEC_PARAM_LOW, GNUTLS_SEC_PARAM_MEDIUM };
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#endif
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static void tls_log_func(int level, const char *str)
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{
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fprintf(stderr, "%s |<%d>| %s", "crq_key_id", level, str);
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}
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const gnutls_datum_t raw_data = {
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(void *) "hello there",
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11
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};
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static void sign_verify_data(gnutls_pk_algorithm_t algorithm, gnutls_x509_privkey_t pkey)
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{
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int ret;
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gnutls_privkey_t privkey;
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gnutls_pubkey_t pubkey;
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gnutls_datum_t signature;
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gnutls_digest_algorithm_t digest;
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assert(gnutls_privkey_init(&privkey) >= 0);
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ret = gnutls_privkey_import_x509(privkey, pkey, 0);
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if (ret < 0)
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fail("gnutls_privkey_import_x509\n");
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assert(gnutls_pubkey_init(&pubkey) >= 0);
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ret = gnutls_pubkey_import_privkey(pubkey, privkey, 0, 0);
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if (ret < 0)
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fail("gnutls_pubkey_import_privkey\n");
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ret = gnutls_pubkey_get_preferred_hash_algorithm (pubkey, &digest, NULL);
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if (ret < 0)
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fail("gnutls_pubkey_get_preferred_hash_algorithm\n");
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/* sign arbitrary data */
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ret = gnutls_privkey_sign_data(privkey, digest, 0,
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&raw_data, &signature);
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if (ret < 0)
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fail("gnutls_privkey_sign_data\n");
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/* verify data */
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ret = gnutls_pubkey_verify_data2(pubkey, gnutls_pk_to_sign(gnutls_pubkey_get_pk_algorithm(pubkey, NULL),digest),
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0, &raw_data, &signature);
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if (ret < 0)
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fail("gnutls_pubkey_verify_data2\n");
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gnutls_pubkey_deinit(pubkey);
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gnutls_privkey_deinit(privkey);
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gnutls_free(signature.data);
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}
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void doit(void)
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{
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gnutls_x509_privkey_t pkey, dst;
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int ret, algorithm, i;
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ret = global_init();
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if (ret < 0)
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fail("global_init: %d\n", ret);
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gnutls_global_set_log_function(tls_log_func);
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if (debug)
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gnutls_global_set_log_level(4711);
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for (i = 0; i < MAX_TRIES; i++) {
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for (algorithm = GNUTLS_PK_RSA; algorithm <= GNUTLS_PK_MAX;
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algorithm++) {
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if (algorithm == GNUTLS_PK_DH ||
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algorithm == GNUTLS_PK_ECDH_X25519 ||
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algorithm == GNUTLS_PK_ECDH_X448)
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continue;
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if (algorithm == GNUTLS_PK_GOST_01 ||
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algorithm == GNUTLS_PK_GOST_12_256 ||
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algorithm == GNUTLS_PK_GOST_12_512) {
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/* Skip GOST algorithms:
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* - If they are disabled by ./configure option
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* - Or in FIPS140 mode
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*/
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#ifdef ENABLE_GOST
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if (gnutls_fips140_mode_enabled())
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continue;
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#else
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continue;
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#endif
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}
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ret = gnutls_x509_privkey_init(&pkey);
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if (ret < 0) {
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fail("gnutls_x509_privkey_init: %d\n",
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ret);
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}
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ret = gnutls_x509_privkey_init(&dst);
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if (ret < 0) {
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fail("gnutls_x509_privkey_init: %d\n",
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ret);
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}
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ret =
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gnutls_x509_privkey_generate(pkey, algorithm,
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gnutls_sec_param_to_pk_bits
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(algorithm,
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sec_param[i]),
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0);
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if (ret < 0) {
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fail("gnutls_x509_privkey_generate (%s-%d): %s (%d)\n", gnutls_pk_algorithm_get_name(algorithm),
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gnutls_sec_param_to_pk_bits(algorithm,sec_param[i]), gnutls_strerror(ret), ret);
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} else if (debug) {
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success("Key[%s] generation ok: %d\n",
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gnutls_pk_algorithm_get_name
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(algorithm), ret);
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}
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ret = gnutls_x509_privkey_verify_params(pkey);
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if (ret < 0) {
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fail("gnutls_x509_privkey_generate (%s): %s (%d)\n", gnutls_pk_algorithm_get_name(algorithm), gnutls_strerror(ret), ret);
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}
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/* include test of cpy */
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ret = gnutls_x509_privkey_cpy(dst, pkey);
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if (ret < 0) {
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fail("gnutls_x509_privkey_cpy (%s): %s (%d)\n", gnutls_pk_algorithm_get_name(algorithm), gnutls_strerror(ret), ret);
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}
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ret = gnutls_x509_privkey_verify_params(pkey);
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if (ret < 0) {
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fail("gnutls_x509_privkey_generate after cpy (%s): %s (%d)\n", gnutls_pk_algorithm_get_name(algorithm), gnutls_strerror(ret), ret);
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}
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sign_verify_data(algorithm, pkey);
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sign_verify_data(algorithm, dst);
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gnutls_x509_privkey_deinit(pkey);
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gnutls_x509_privkey_deinit(dst);
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success("Generated key with %s-%d\n", gnutls_pk_algorithm_get_name(algorithm), gnutls_sec_param_to_pk_bits(algorithm,sec_param[i]));
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}
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}
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gnutls_global_deinit();
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}
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