/*

 * Copyright (C) 2015 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>

#include <unistd.h>

#include <gnutls/gnutls.h>

#include <gnutls/x509.h>

#include <gnutls/x509-ext.h>

#include "utils.h"

/* We test whether implicit global initialization can be overridden */

static int weak_symbol_works;

struct gnutls_subject_alt_names_st {

	struct name_st *names;

	unsigned int size;

};

/* gnutls_subject_alt_names_init() is called by gnutls_x509_crt_init().

 * We override it here to test if weak symbols work at all.

 */

__attribute__ ((visibility ("protected")))

int gnutls_subject_alt_names_init(gnutls_subject_alt_names_t * sans)

{

	weak_symbol_works = 1;

	*sans = gnutls_calloc(1, sizeof(struct gnutls_subject_alt_names_st));

	if (*sans == NULL) {

		return GNUTLS_E_MEMORY_ERROR;

	}

	return 0;

}

GNUTLS_SKIP_GLOBAL_INIT

void doit(void)

{

	int ret;

	gnutls_x509_crt_t crt;

	ret = gnutls_x509_crt_init(&crt;;

	if (ret >= 0) {

		if (!weak_symbol_works)

			exit(77);

		fail("Library is already initialized\n");

	}

	gnutls_global_init();

	ret = gnutls_x509_crt_init(&crt;;

	if (ret < 0) {

		fail("Could not init certificate!\n");

	}

	gnutls_x509_crt_deinit(crt);

	gnutls_global_deinit();

}