crypto/x509/x509_r2x.c

   1 /*
   2  * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <stdio.h>
  11 #include "internal/cryptlib.h"
  12 #include <openssl/bn.h>
  13 #include <openssl/evp.h>
  14 #include <openssl/asn1.h>
  15 #include <openssl/x509.h>
  16 #include "crypto/x509.h"
  17 #include <openssl/objects.h>
  18 #include <openssl/buffer.h>
  19
  20 DEFINE_STACK_OF(X509_ATTRIBUTE)
  21
  22 X509 *X509_REQ_to_X509(X509_REQ *r, int days, EVP_PKEY *pkey)
  23 {
  24     X509 *ret = NULL;
  25     X509_CINF *xi = NULL;
  26     const X509_NAME *xn;
  27     EVP_PKEY *pubkey = NULL;
  28
  29     if ((ret = X509_new()) == NULL) {
  30         X509err(X509_F_X509_REQ_TO_X509, ERR_R_MALLOC_FAILURE);
  31         return NULL;
  32     }
  33
  34     /* duplicate the request */
  35     xi = &ret->cert_info;
  36
  37     if (sk_X509_ATTRIBUTE_num(r->req_info.attributes) != 0) {
  38         if ((xi->version = ASN1_INTEGER_new()) == NULL)
  39             goto err;
  40         if (!ASN1_INTEGER_set(xi->version, 2))
  41             goto err;
  42 /*-     xi->extensions=ri->attributes; <- bad, should not ever be done
  43         ri->attributes=NULL; */
  44     }
  45
  46     xn = X509_REQ_get_subject_name(r);
  47     if (X509_set_subject_name(ret, xn) == 0)
  48         goto err;
  49     if (X509_set_issuer_name(ret, xn) == 0)
  50         goto err;
  51
  52     if (X509_gmtime_adj(xi->validity.notBefore, 0) == NULL)
  53         goto err;
  54     if (X509_gmtime_adj(xi->validity.notAfter, (long)60 * 60 * 24 * days) ==
  55         NULL)
  56         goto err;
  57
  58     pubkey = X509_REQ_get0_pubkey(r);
  59     if (pubkey == NULL || !X509_set_pubkey(ret, pubkey))
  60         goto err;
  61
  62     if (!X509_sign(ret, pkey, EVP_md5()))
  63         goto err;
  64     return ret;
  65
  66  err:
  67     X509_free(ret);
  68     return NULL;
  69 }