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/* crypto/x509/x509_r2x.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young (eay@cryptsoft.com).
 * The implementation was written so as to conform with Netscapes SSL.
 *
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
 *
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 *
 * 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 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 acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young (eay@cryptsoft.com)"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
 *
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
 * ANY EXPRESS 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 AUTHOR OR 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.
 *
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.]
 */

#include <stdio.h>
#include "cryptlib.h"
#include <openssl/bn.h>
#include <openssl/evp.h>
#include <openssl/asn1.h>
#include <openssl/x509.h>
#include <openssl/objects.h>
#include <openssl/buffer.h>

X509 *X509_REQ_to_X509(X509_REQ *r, int days, EVP_PKEY *pkey)
{
    X509 *ret = NULL;
    X509_CINF *xi = NULL;
    X509_NAME *xn;

    if ((ret = X509_new()) == NULL) {
        X509err(X509_F_X509_REQ_TO_X509, ERR_R_MALLOC_FAILURE);
        goto err;
    }

    /* duplicate the request */
    xi = ret->cert_info;

    if (sk_X509_ATTRIBUTE_num(r->req_info->attributes) != 0) {
        if ((xi->version = M_ASN1_INTEGER_new()) == NULL)
            goto err;
        if (!ASN1_INTEGER_set(xi->version, 2))
            goto err;
/*-     xi->extensions=ri->attributes; <- bad, should not ever be done
        ri->attributes=NULL; */
    }

    xn = X509_REQ_get_subject_name(r);
    if (X509_set_subject_name(ret, X509_NAME_dup(xn)) == 0)
        goto err;
    if (X509_set_issuer_name(ret, X509_NAME_dup(xn)) == 0)
        goto err;

    if (X509_gmtime_adj(xi->validity->notBefore, 0) == NULL)
        goto err;
    if (X509_gmtime_adj(xi->validity->notAfter, (long)60 * 60 * 24 * days) ==
        NULL)
        goto err;

    X509_set_pubkey(ret, X509_REQ_get_pubkey(r));

    if (!X509_sign(ret, pkey, EVP_md5()))
        goto err;
    if (0) {
 err:
        X509_free(ret);
        ret = NULL;
    }
    return (ret);
}