x_exten.c revision 1.15 
1/* $OpenBSD: x_exten.c,v 1.15 2015/02/11 04:00:39 jsing Exp $ */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 2000.
4 */
5/* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project.  All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in
17 *    the documentation and/or other materials provided with the
18 *    distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 *    software must display the following acknowledgment:
22 *    "This product includes software developed by the OpenSSL Project
23 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 *    endorse or promote products derived from this software without
27 *    prior written permission. For written permission, please contact
28 *    licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 *    nor may "OpenSSL" appear in their names without prior written
32 *    permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 *    acknowledgment:
36 *    "This product includes software developed by the OpenSSL Project
37 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com).  This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stddef.h>
60#include <openssl/x509.h>
61#include <openssl/asn1.h>
62#include <openssl/asn1t.h>
63
64static const ASN1_TEMPLATE X509_EXTENSION_seq_tt[] = {
65	{
66		.offset = offsetof(X509_EXTENSION, object),
67		.field_name = "object",
68		.item = &ASN1_OBJECT_it,
69	},
70	{
71		.flags = ASN1_TFLG_OPTIONAL,
72		.offset = offsetof(X509_EXTENSION, critical),
73		.field_name = "critical",
74		.item = &ASN1_BOOLEAN_it,
75	},
76	{
77		.offset = offsetof(X509_EXTENSION, value),
78		.field_name = "value",
79		.item = &ASN1_OCTET_STRING_it,
80	},
81};
82
83const ASN1_ITEM X509_EXTENSION_it = {
84	.itype = ASN1_ITYPE_SEQUENCE,
85	.utype = V_ASN1_SEQUENCE,
86	.templates = X509_EXTENSION_seq_tt,
87	.tcount = sizeof(X509_EXTENSION_seq_tt) / sizeof(ASN1_TEMPLATE),
88	.size = sizeof(X509_EXTENSION),
89	.sname = "X509_EXTENSION",
90};
91
92ASN1_ITEM_TEMPLATE(X509_EXTENSIONS) =
93    ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, Extension, X509_EXTENSION)
94ASN1_ITEM_TEMPLATE_END(X509_EXTENSIONS)
95
96
97X509_EXTENSION *
98d2i_X509_EXTENSION(X509_EXTENSION **a, const unsigned char **in, long len)
99{
100	return (X509_EXTENSION *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
101	    &X509_EXTENSION_it);
102}
103
104int
105i2d_X509_EXTENSION(X509_EXTENSION *a, unsigned char **out)
106{
107	return ASN1_item_i2d((ASN1_VALUE *)a, out, &X509_EXTENSION_it);
108}
109
110X509_EXTENSION *
111X509_EXTENSION_new(void)
112{
113	return (X509_EXTENSION *)ASN1_item_new(&X509_EXTENSION_it);
114}
115
116void
117X509_EXTENSION_free(X509_EXTENSION *a)
118{
119	ASN1_item_free((ASN1_VALUE *)a, &X509_EXTENSION_it);
120}
121
122X509_EXTENSIONS *
123d2i_X509_EXTENSIONS(X509_EXTENSIONS **a, const unsigned char **in, long len)
124{
125	return (X509_EXTENSIONS *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
126	    &X509_EXTENSIONS_it);
127}
128
129int
130i2d_X509_EXTENSIONS(X509_EXTENSIONS *a, unsigned char **out)
131{
132	return ASN1_item_i2d((ASN1_VALUE *)a, out, &X509_EXTENSIONS_it);
133}
134
135X509_EXTENSION *
136X509_EXTENSION_dup(X509_EXTENSION *x)
137{
138	return ASN1_item_dup(&X509_EXTENSION_it, x);
139}
140