1 /* $OpenBSD: x509_r2x.c,v 1.13 2021/11/03 14:36:21 schwarze Exp $ */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59 #include <stdio.h>
60
61 #include <openssl/asn1.h>
62 #include <openssl/bn.h>
63 #include <openssl/buffer.h>
64 #include <openssl/err.h>
65 #include <openssl/evp.h>
66 #include <openssl/objects.h>
67 #include <openssl/x509.h>
68
69 #include "x509_lcl.h"
70
71 X509 *
X509_REQ_to_X509(X509_REQ * r,int days,EVP_PKEY * pkey)72 X509_REQ_to_X509(X509_REQ *r, int days, EVP_PKEY *pkey)
73 {
74 X509 *ret = NULL;
75 X509_CINF *xi = NULL;
76 X509_NAME *xn;
77 EVP_PKEY *pubkey;
78
79 if ((ret = X509_new()) == NULL) {
80 X509error(ERR_R_MALLOC_FAILURE);
81 goto err;
82 }
83
84 /* duplicate the request */
85 xi = ret->cert_info;
86
87 if (sk_X509_ATTRIBUTE_num(r->req_info->attributes) != 0) {
88 if ((xi->version = ASN1_INTEGER_new()) == NULL)
89 goto err;
90 if (!ASN1_INTEGER_set(xi->version, 2))
91 goto err;
92 }
93
94 xn = X509_REQ_get_subject_name(r);
95 if (X509_set_subject_name(ret, xn) == 0)
96 goto err;
97 if (X509_set_issuer_name(ret, xn) == 0)
98 goto err;
99
100 if (X509_gmtime_adj(xi->validity->notBefore, 0) == NULL)
101 goto err;
102 if (X509_gmtime_adj(xi->validity->notAfter,
103 (long)60 * 60 * 24 * days) == NULL)
104 goto err;
105
106 if ((pubkey = X509_REQ_get0_pubkey(r)) == NULL)
107 goto err;
108 if (!X509_set_pubkey(ret, pubkey))
109 goto err;
110
111 if (!X509_sign(ret, pkey, EVP_md5()))
112 goto err;
113 return ret;
114
115 err:
116 X509_free(ret);
117 return NULL;
118 }
119