yuzu/externals/libressl/crypto/asn1/asn_moid.c

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2020-12-28 19:15:37 +04:00
/* $OpenBSD: asn_moid.c,v 1.13 2017/01/29 17:49:22 beck Exp $ */
/* Written by Stephen Henson (steve@openssl.org) for the OpenSSL
* project 2001.
*/
/* ====================================================================
* Copyright (c) 2001-2004 The OpenSSL Project. All rights reserved.
*
* 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 above 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 acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED 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 OpenSSL PROJECT OR
* ITS 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.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <openssl/err.h>
#include <openssl/conf.h>
#include <openssl/crypto.h>
#include <openssl/x509.h>
/* Simple ASN1 OID module: add all objects in a given section */
static int do_create(char *value, char *name);
static int
oid_module_init(CONF_IMODULE *md, const CONF *cnf)
{
int i;
const char *oid_section;
STACK_OF(CONF_VALUE) *sktmp;
CONF_VALUE *oval;
oid_section = CONF_imodule_get_value(md);
if (!(sktmp = NCONF_get_section(cnf, oid_section))) {
ASN1error(ASN1_R_ERROR_LOADING_SECTION);
return 0;
}
for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
oval = sk_CONF_VALUE_value(sktmp, i);
if (!do_create(oval->value, oval->name)) {
ASN1error(ASN1_R_ADDING_OBJECT);
return 0;
}
}
return 1;
}
static void
oid_module_finish(CONF_IMODULE *md)
{
OBJ_cleanup();
}
void
ASN1_add_oid_module(void)
{
CONF_module_add("oid_section", oid_module_init, oid_module_finish);
}
/* Create an OID based on a name value pair. Accept two formats.
* shortname = 1.2.3.4
* shortname = some long name, 1.2.3.4
*/
static int
do_create(char *value, char *name)
{
int nid;
ASN1_OBJECT *oid;
char *ln, *ostr, *p, *lntmp;
p = strrchr(value, ',');
if (!p) {
ln = name;
ostr = value;
} else {
ln = NULL;
ostr = p + 1;
if (!*ostr)
return 0;
while (isspace((unsigned char)*ostr))
ostr++;
}
nid = OBJ_create(ostr, name, ln);
if (nid == NID_undef)
return 0;
if (p) {
ln = value;
while (isspace((unsigned char)*ln))
ln++;
p--;
while (isspace((unsigned char)*p)) {
if (p == ln)
return 0;
p--;
}
p++;
lntmp = malloc((p - ln) + 1);
if (lntmp == NULL)
return 0;
memcpy(lntmp, ln, p - ln);
lntmp[p - ln] = 0;
oid = OBJ_nid2obj(nid);
oid->ln = lntmp;
}
return 1;
}