/*

 * Copyright (C) 2016 Red Hat, Inc.

 *

 * Author: Nikos Mavrogiannopoulos

 *

 * This file is part of GnuTLS.

 *

 * GnuTLS is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 3 of the License, or

 * (at your option) any later version.

 *

 * GnuTLS 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

 * General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with GnuTLS; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA

 */

/* Parts copied from GnuTLS example programs. */

#ifdef HAVE_CONFIG_H

#include <config.h>

#endif

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <sys/types.h>

#if !defined(_WIN32)

#include <netinet/in.h>

#include <sys/socket.h>

#include <sys/wait.h>

#include <arpa/inet.h>

#endif

#include <unistd.h>

#include <assert.h>

#include <time.h>

#include <gnutls/gnutls.h>

#include <gnutls/abstract.h>

#include <gnutls/x509.h>

#include "cert-common.h"

#include "utils.h"

/* Test for handshake with invalid UTF8 certificate

 *

 */

static void tls_log_func(int level, const char *str)

{

	fprintf(stderr, "<%d>| %s", level, str);

}

static time_t mytime(time_t * t)

{

	time_t then = 1473674242;

	if (t)

		*t = then;

	return then;

}

static void auto_parse(void)

{

	gnutls_certificate_credentials_t x509_cred, clicred;

	gnutls_pcert_st pcert_list[16];

	gnutls_privkey_t key;

	gnutls_pcert_st second_pcert[2];

	gnutls_privkey_t second_key;

	unsigned pcert_list_size;

	int ret;

	/* this must be called once in the program

	 */

	global_init();

	gnutls_global_set_time_function(mytime);

	gnutls_global_set_log_function(tls_log_func);

	if (debug)

		gnutls_global_set_log_level(6);

	assert(gnutls_certificate_allocate_credentials(&x509_cred)>=0);

	assert(gnutls_privkey_init(&key)>=0);

	assert(gnutls_certificate_allocate_credentials(&clicred) >= 0);

	ret = gnutls_certificate_set_x509_trust_mem(clicred, &ca3_cert, GNUTLS_X509_FMT_PEM);

	if (ret < 0)

		fail("set_x509_trust_file failed: %s\n", gnutls_strerror(ret));

	pcert_list_size = sizeof(pcert_list)/sizeof(pcert_list[0]);

	ret = gnutls_pcert_list_import_x509_raw(pcert_list, &pcert_list_size,

		&server_ca3_localhost_cert_chain, GNUTLS_X509_FMT_PEM, 0);

	if (ret < 0) {

		fail("error in gnutls_pcert_list_import_x509_raw: %s\n", gnutls_strerror(ret));

	}

	ret = gnutls_privkey_import_x509_raw(key, &server_ca3_key, GNUTLS_X509_FMT_PEM, NULL, 0);

	if (ret < 0) {

		fail("error in key import: %s\n", gnutls_strerror(ret));

	}

	ret = gnutls_certificate_set_key(x509_cred, NULL, 0, pcert_list,

				pcert_list_size, key);

	if (ret < 0) {

		fail("error in gnutls_certificate_set_key: %s\n", gnutls_strerror(ret));

		exit(1);

	}

	/* set the key with UTF8 names */

	assert(gnutls_privkey_init(&second_key)>=0);

	pcert_list_size = 2;

	ret = gnutls_pcert_list_import_x509_raw(second_pcert, &pcert_list_size,

		&server_ca3_localhost_inv_utf8_cert, GNUTLS_X509_FMT_PEM, 0);

	if (ret < 0) {

		fail("error in gnutls_pcert_list_import_x509_raw: %s\n", gnutls_strerror(ret));

	}

	ret = gnutls_privkey_import_x509_raw(second_key, &server_ca3_key, GNUTLS_X509_FMT_PEM, NULL, 0);

	if (ret < 0) {

		fail("error in key import: %s\n", gnutls_strerror(ret));

	}

	ret = gnutls_certificate_set_key(x509_cred, NULL, 0, second_pcert,

				1, second_key);

	if (ret < 0) {

		fail("error in gnutls_certificate_set_key: %s\n", gnutls_strerror(ret));

		exit(1);

	}

	test_cli_serv_expect(x509_cred, clicred, "NORMAL", "NORMAL", "localhost", 0, 0);

	test_cli_serv_vf(x509_cred, clicred, "NORMAL", "www.νίκοσ.com");

	test_cli_serv_vf(x509_cred, clicred, "NORMAL", "www.νίκος.com");

	test_cli_serv_expect(x509_cred, clicred, "NORMAL", "NORMAL", "raw:www.νίκος.com", GNUTLS_E_RECEIVED_DISALLOWED_NAME, GNUTLS_E_AGAIN);

	gnutls_certificate_free_credentials(x509_cred);

	gnutls_certificate_free_credentials(clicred);

	gnutls_global_deinit();

	if (debug)

		success("success");

}

void doit(void)

{

#if !defined(HAVE_LIBIDN2)

	exit(77);

#endif

	auto_parse();

}