/* t_spki.c */

/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL

 * project 1999.

 */

/* ====================================================================

 * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer. 

 *

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in

 *    the documentation and/or other materials provided with the

 *    distribution.

 *

 * 3. All advertising materials mentioning features or use of this

 *    software must display the following acknowledgment:

 *    "This product includes software developed by the OpenSSL Project

 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"

 *

 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to

 *    endorse or promote products derived from this software without

 *    prior written permission. For written permission, please contact

 *    licensing@OpenSSL.org.

 *

 * 5. Products derived from this software may not be called "OpenSSL"

 *    nor may "OpenSSL" appear in their names without prior written

 *    permission of the OpenSSL Project.

 *

 * 6. Redistributions of any form whatsoever must retain the following

 *    acknowledgment:

 *    "This product includes software developed by the OpenSSL Project

 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"

 *

 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR

 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

 * OF THE POSSIBILITY OF SUCH DAMAGE.

 * ====================================================================

 *

 * This product includes cryptographic software written by Eric Young

 * (eay@cryptsoft.com).  This product includes software written by Tim

 * Hudson (tjh@cryptsoft.com).

 *

 */

#include <stdio.h>

#include "cryptlib.h"

#include <openssl/x509.h>

#include <openssl/asn1.h>

#ifndef OPENSSL_NO_RSA

#include <openssl/rsa.h>

#endif

#ifndef OPENSSL_NO_DSA

#include <openssl/dsa.h>

#endif

#include <openssl/bn.h>

/* Print out an SPKI */

EXPORT_C int NETSCAPE_SPKI_print(BIO *out, NETSCAPE_SPKI *spki)

{

	EVP_PKEY *pkey;

	ASN1_IA5STRING *chal;

	int i, n;

	char *s;

	BIO_printf(out, "Netscape SPKI:\n");

	i=OBJ_obj2nid(spki->spkac->pubkey->algor->algorithm);

	BIO_printf(out,"  Public Key Algorithm: %s\n",

				(i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i));

	pkey = X509_PUBKEY_get(spki->spkac->pubkey);

	if(!pkey) BIO_printf(out, "  Unable to load public key\n");

	else {

#ifndef OPENSSL_NO_RSA

		if (pkey->type == EVP_PKEY_RSA)

			{

			BIO_printf(out,"  RSA Public Key: (%d bit)\n",

				BN_num_bits(pkey->pkey.rsa->n));

			RSA_print(out,pkey->pkey.rsa,2);

			}

		else 

#endif

#ifndef OPENSSL_NO_DSA

		if (pkey->type == EVP_PKEY_DSA)

		{

		BIO_printf(out,"  DSA Public Key:\n");

		DSA_print(out,pkey->pkey.dsa,2);

		}

		else

#endif

#ifndef OPENSSL_NO_EC

		if (pkey->type == EVP_PKEY_EC)

		{

			BIO_printf(out, "  EC Public Key:\n");

			EC_KEY_print(out, pkey->pkey.ec,2);

		}

		else

#endif

			BIO_printf(out,"  Unknown Public Key:\n");

		EVP_PKEY_free(pkey);

	}

	chal = spki->spkac->challenge;

	if(chal->length)

		BIO_printf(out, "  Challenge String: %s\n", chal->data);

	i=OBJ_obj2nid(spki->sig_algor->algorithm);

	BIO_printf(out,"  Signature Algorithm: %s",

				(i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i));

	n=spki->signature->length;

	s=(char *)spki->signature->data;

	for (i=0; i<n; i++)

		{

		if ((i%18) == 0) BIO_write(out,"\n      ",7);

		BIO_printf(out,"%02x%s",(unsigned char)s[i],

						((i+1) == n)?"":":");

		}

	BIO_write(out,"\n",1);

	return 1;

}