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t_spki.c

/* t_spki.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) 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 */

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;
}

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