asn_moid.c revision 160814 
1/* asn_moid.c */
2/* Written by Stephen Henson (shenson@bigfoot.com) for the OpenSSL
3 * project 2001.
4 */
5/* ====================================================================
6 * Copyright (c) 2001-2004 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 <stdio.h>
60#include <ctype.h>
61#include <openssl/crypto.h>
62#include "cryptlib.h"
63#include <openssl/conf.h>
64#include <openssl/dso.h>
65#include <openssl/x509.h>
66
67/* Simple ASN1 OID module: add all objects in a given section */
68
69static int do_create(char *value, char *name);
70
71static int oid_module_init(CONF_IMODULE *md, const CONF *cnf)
72	{
73	int i;
74	const char *oid_section;
75	STACK_OF(CONF_VALUE) *sktmp;
76	CONF_VALUE *oval;
77	oid_section = CONF_imodule_get_value(md);
78	if(!(sktmp = NCONF_get_section(cnf, oid_section)))
79		{
80		ASN1err(ASN1_F_OID_MODULE_INIT, ASN1_R_ERROR_LOADING_SECTION);
81		return 0;
82		}
83	for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++)
84		{
85		oval = sk_CONF_VALUE_value(sktmp, i);
86		if(!do_create(oval->value, oval->name))
87			{
88			ASN1err(ASN1_F_OID_MODULE_INIT, ASN1_R_ADDING_OBJECT);
89			return 0;
90			}
91		}
92	return 1;
93	}
94
95static void oid_module_finish(CONF_IMODULE *md)
96	{
97	OBJ_cleanup();
98	}
99
100void ASN1_add_oid_module(void)
101	{
102	CONF_module_add("oid_section", oid_module_init, oid_module_finish);
103	}
104
105/* Create an OID based on a name value pair. Accept two formats.
106 * shortname = 1.2.3.4
107 * shortname = some long name, 1.2.3.4
108 */
109
110
111static int do_create(char *value, char *name)
112	{
113	int nid;
114	ASN1_OBJECT *oid;
115	char *ln, *ostr, *p, *lntmp;
116	p = strrchr(value, ',');
117	if (!p)
118		{
119		ln = name;
120		ostr = value;
121		}
122	else
123		{
124		ln = NULL;
125		ostr = p + 1;
126		if (!*ostr)
127			return 0;
128		while(isspace((unsigned char)*ostr)) ostr++;
129		}
130
131	nid = OBJ_create(ostr, name, ln);
132
133	if (nid == NID_undef)
134		return 0;
135
136	if (p)
137		{
138		ln = value;
139		while(isspace((unsigned char)*ln)) ln++;
140		p--;
141		while(isspace((unsigned char)*p))
142			{
143			if (p == ln)
144				return 0;
145			p--;
146			}
147		p++;
148		lntmp = OPENSSL_malloc((p - ln) + 1);
149		if (lntmp == NULL)
150			return 0;
151		memcpy(lntmp, ln, p - ln);
152		lntmp[p - ln + 1] = 0;
153		oid = OBJ_nid2obj(nid);
154		oid->ln = lntmp;
155		}
156
157	return 1;
158	}
159
160
161