Blame tests/sign-verify.c

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/*
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 * Copyright (C) 2004-2012 Free Software Foundation, Inc.
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 *
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 * Author: Nikos Mavrogiannopoulos, Simon Josefsson
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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 General Public License
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 * along with GnuTLS; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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 */
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/* Parts copied from GnuTLS example programs. */
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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 <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#ifndef _WIN32
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# include <netinet/in.h>
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# include <sys/socket.h>
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# include <arpa/inet.h>
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#endif
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#include <unistd.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 "common-key-tests.h"
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#include "utils.h"
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static void tls_log_func(int level, const char *str)
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{
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	fprintf(stderr, "<%d> %s", level, str);
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}
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/* sha1 hash of "hello" string */
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const gnutls_datum_t sha1_hash_data = {
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	(void *)
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	    "\xaa\xf4\xc6\x1d\xdc\xc5\xe8\xa2\xda\xbe"
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	    "\xde\x0f\x3b\x48\x2c\xd9\xae\xa9\x43\x4d",
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	20
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};
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const gnutls_datum_t sha256_hash_data = {
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	(void *)
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	    "\x2c\xf2\x4d\xba\x5f\xb0\xa3\x0e\x26\xe8\x3b\x2a\xc5\xb9\xe2\x9e"
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	    "\x1b\x16\x1e\x5c\x1f\xa7\x42\x5e\x73\x04\x33\x62\x93\x8b\x98\x24",
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	32
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};
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const gnutls_datum_t sha256_invalid_hash_data = {
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	(void *)
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	    "\x2c\xf2\x4d\xba\x5f\xb1\xa3\x0e\x26\xe8\x3b\x2a\xc5\xb9\xe2\x9e"
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	    "\x1b\x16\x1e\x5c\x1f\xa3\x42\x5e\x73\x04\x33\x62\x93\x8b\x98\x24",
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	32
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};
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const gnutls_datum_t sha1_invalid_hash_data = {
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	(void *)
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	    "\xaa\xf4\xc6\x1d\xdc\xca\xe8\xa2\xda\xbe"
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	    "\xde\x0f\x3b\x48\x2c\xb9\xae\xa9\x43\x4d",
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	20
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};
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const gnutls_datum_t raw_data = {
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	(void *) "hello",
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	5
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};
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#define tests common_key_tests
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#define testfail(fmt, ...) \
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	fail("%s: "fmt, tests[i].name, ##__VA_ARGS__)
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void doit(void)
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{
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	gnutls_x509_privkey_t key;
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	gnutls_x509_crt_t crt;
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	gnutls_pubkey_t pubkey;
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	gnutls_privkey_t privkey;
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	gnutls_sign_algorithm_t sign_algo;
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	gnutls_datum_t signature;
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	gnutls_datum_t signature2;
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	int ret;
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	size_t i;
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	const gnutls_datum_t *hash_data;
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	const gnutls_datum_t *invalid_hash_data;
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	global_init();
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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(6);
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	for (i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
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		if (tests[i].pk == GNUTLS_PK_EDDSA_ED25519)
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			continue;
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		success("testing: %s - %s\n", tests[i].name, gnutls_sign_algorithm_get_name(tests[i].sigalgo));
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		if (tests[i].digest == GNUTLS_DIG_SHA1) {
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			hash_data = &sha1_hash_data;
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			invalid_hash_data = &sha1_invalid_hash_data;
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		} else {
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			hash_data = &sha256_hash_data;
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			invalid_hash_data = &sha256_invalid_hash_data;
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		}
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		ret = gnutls_x509_privkey_init(&key);
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		if (ret < 0)
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			testfail("gnutls_x509_privkey_init\n");
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		ret =
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		    gnutls_x509_privkey_import(key, &tests[i].key,
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						GNUTLS_X509_FMT_PEM);
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		if (ret < 0)
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			testfail("gnutls_x509_privkey_import\n");
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		ret = gnutls_pubkey_init(&pubkey);
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		if (ret < 0)
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			testfail("gnutls_privkey_init\n");
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		ret = gnutls_privkey_init(&privkey);
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		if (ret < 0)
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			testfail("gnutls_pubkey_init\n");
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		ret = gnutls_privkey_import_x509(privkey, key, 0);
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		if (ret < 0)
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			testfail("gnutls_privkey_import_x509\n");
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		ret = gnutls_privkey_sign_hash(privkey, tests[i].digest, tests[i].sign_flags,
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						hash_data, &signature2);
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		if (ret < 0)
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			testfail("gnutls_privkey_sign_hash\n");
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		ret = gnutls_privkey_sign_data(privkey, tests[i].digest, tests[i].sign_flags,
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						&raw_data, &signature);
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		if (ret < 0)
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			testfail("gnutls_x509_privkey_sign_hash\n");
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		ret = gnutls_x509_crt_init(&crt;;
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		if (ret < 0)
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			testfail("gnutls_x509_crt_init\n");
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		ret =
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		    gnutls_x509_crt_import(crt, &tests[i].cert,
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					   GNUTLS_X509_FMT_PEM);
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		if (ret < 0)
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			testfail("gnutls_x509_crt_import\n");
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		ret = gnutls_pubkey_import_x509(pubkey, crt, 0);
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		if (ret < 0)
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			testfail("gnutls_x509_pubkey_import\n");
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		ret =
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		    gnutls_pubkey_verify_hash2(pubkey, tests[i].sigalgo, GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1, hash_data,
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					      &signature);
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		if (ret < 0)
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			testfail("gnutls_x509_pubkey_verify_hash2\n");
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		ret =
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		    gnutls_pubkey_verify_hash2(pubkey, tests[i].sigalgo, GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1, hash_data,
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					      &signature2);
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		if (ret < 0)
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			testfail("gnutls_x509_pubkey_verify_hash-1 (hashed data)\n");
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		/* should fail */
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		ret =
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		    gnutls_pubkey_verify_hash2(pubkey, tests[i].sigalgo,
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					       GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1,
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					       invalid_hash_data,
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					       &signature2);
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		if (ret != GNUTLS_E_PK_SIG_VERIFY_FAILED)
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			testfail("gnutls_x509_pubkey_verify_hash-2 (hashed data)\n");
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		sign_algo =
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		    gnutls_pk_to_sign(gnutls_pubkey_get_pk_algorithm
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				      (pubkey, NULL), tests[i].digest);
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		ret =
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		    gnutls_pubkey_verify_hash2(pubkey, sign_algo, GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1,
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						hash_data, &signature2);
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		if (ret < 0)
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			testfail("gnutls_x509_pubkey_verify_hash2-1 (hashed data)\n");
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		/* should fail */
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		ret =
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		    gnutls_pubkey_verify_hash2(pubkey, sign_algo, GNUTLS_VERIFY_ALLOW_SIGN_WITH_SHA1,
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						invalid_hash_data,
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						&signature2);
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		if (ret != GNUTLS_E_PK_SIG_VERIFY_FAILED)
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			testfail("gnutls_x509_pubkey_verify_hash2-2 (hashed data)\n");
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		/* test the raw interface */
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		gnutls_free(signature.data);
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		if (gnutls_pubkey_get_pk_algorithm(pubkey, NULL) ==
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		    GNUTLS_PK_RSA) {
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			ret =
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			    gnutls_privkey_sign_hash(privkey,
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						     tests[i].digest,
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						     GNUTLS_PRIVKEY_SIGN_FLAG_TLS1_RSA,
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						     hash_data,
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						     &signature);
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			if (ret < 0)
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				testfail("gnutls_privkey_sign_hash: %s\n",
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				     gnutls_strerror(ret));
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			sign_algo =
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			    gnutls_pk_to_sign
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			    (gnutls_pubkey_get_pk_algorithm(pubkey, NULL),
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			     tests[i].digest);
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			ret =
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			    gnutls_pubkey_verify_hash2(pubkey, sign_algo,
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							GNUTLS_PUBKEY_VERIFY_FLAG_TLS1_RSA,
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							hash_data,
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							&signature);
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			if (ret < 0)
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				testfail("gnutls_pubkey_verify_hash-3 (raw hashed data)\n");
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			gnutls_free(signature.data);
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			/* test the legacy API */
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			ret =
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			    gnutls_privkey_sign_raw_data(privkey, 0,
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							 hash_data,
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							 &signature);
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			if (ret < 0)
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				testfail("gnutls_privkey_sign_raw_data: %s\n",
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				     gnutls_strerror(ret));
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			ret =
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			    gnutls_pubkey_verify_hash2(pubkey, sign_algo,
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							GNUTLS_PUBKEY_VERIFY_FLAG_TLS1_RSA,
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							hash_data,
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							&signature);
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			if (ret < 0)
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				testfail("gnutls_pubkey_verify_hash-4 (legacy raw hashed data)\n");
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		}
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		gnutls_free(signature.data);
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		gnutls_free(signature2.data);
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		gnutls_x509_privkey_deinit(key);
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		gnutls_x509_crt_deinit(crt);
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		gnutls_privkey_deinit(privkey);
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		gnutls_pubkey_deinit(pubkey);
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	}
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	gnutls_global_deinit();
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}