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t_crl.c
/* t_crl.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/buffer.h>
#include <openssl/bn.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>

#ifndef OPENSSL_NO_FP_API
int X509_CRL_print_fp(FILE *fp, X509_CRL *x)
        {
        BIO *b;
        int ret;

        if ((b=BIO_new(BIO_s_file())) == NULL)
            {
            X509err(X509_F_X509_CRL_PRINT_FP,ERR_R_BUF_LIB);
                return(0);
            }
        BIO_set_fp(b,fp,BIO_NOCLOSE);
        ret=X509_CRL_print(b, x);
        BIO_free(b);
        return(ret);
        }
#endif

int X509_CRL_print(BIO *out, X509_CRL *x)
{
      STACK_OF(X509_REVOKED) *rev;
      X509_REVOKED *r;
      long l;
      int i;
      char *p;

      BIO_printf(out, "Certificate Revocation List (CRL):\n");
      l = X509_CRL_get_version(x);
      BIO_printf(out, "%8sVersion %lu (0x%lx)\n", "", l+1, l);
      i = OBJ_obj2nid(x->sig_alg->algorithm);
      BIO_printf(out, "%8sSignature Algorithm: %s\n", "",
                         (i == NID_undef) ? "NONE" : OBJ_nid2ln(i));
      p=X509_NAME_oneline(X509_CRL_get_issuer(x),NULL,0);
      BIO_printf(out,"%8sIssuer: %s\n","",p);
      OPENSSL_free(p);
      BIO_printf(out,"%8sLast Update: ","");
      ASN1_TIME_print(out,X509_CRL_get_lastUpdate(x));
      BIO_printf(out,"\n%8sNext Update: ","");
      if (X509_CRL_get_nextUpdate(x))
             ASN1_TIME_print(out,X509_CRL_get_nextUpdate(x));
      else BIO_printf(out,"NONE");
      BIO_printf(out,"\n");

      X509V3_extensions_print(out, "CRL extensions",
                                    x->crl->extensions, 0, 8);

      rev = X509_CRL_get_REVOKED(x);

      if(sk_X509_REVOKED_num(rev) > 0)
          BIO_printf(out, "Revoked Certificates:\n");
      else BIO_printf(out, "No Revoked Certificates.\n");

      for(i = 0; i < sk_X509_REVOKED_num(rev); i++) {
            r = sk_X509_REVOKED_value(rev, i);
            BIO_printf(out,"    Serial Number: ");
            i2a_ASN1_INTEGER(out,r->serialNumber);
            BIO_printf(out,"\n        Revocation Date: ");
            ASN1_TIME_print(out,r->revocationDate);
            BIO_printf(out,"\n");
            X509V3_extensions_print(out, "CRL entry extensions",
                                    r->extensions, 0, 8);
      }
      X509_signature_print(out, x->sig_alg, x->signature);

      return 1;

}

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