blob: db55f0623c73a6b19a75194be1207581559bc7eb [file] [log] [blame]
/* v3_bcons.c */
/*
* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
* 1999.
*/
/* ====================================================================
* Copyright (c) 1999 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 <stdio.h>
#include <string.h>
#include <openssl/asn1.h>
#include <openssl/asn1t.h>
#include <openssl/conf.h>
#include <openssl/err.h>
#include <openssl/obj.h>
#include <openssl/x509v3.h>
static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(
const X509V3_EXT_METHOD *method, void *ext, STACK_OF(CONF_VALUE) *extlist);
static void *v2i_BASIC_CONSTRAINTS(const X509V3_EXT_METHOD *method,
X509V3_CTX *ctx,
STACK_OF(CONF_VALUE) *values);
const X509V3_EXT_METHOD v3_bcons = {
NID_basic_constraints,
0,
ASN1_ITEM_ref(BASIC_CONSTRAINTS),
0,
0,
0,
0,
0,
0,
i2v_BASIC_CONSTRAINTS,
v2i_BASIC_CONSTRAINTS,
NULL,
NULL,
NULL,
};
ASN1_SEQUENCE(BASIC_CONSTRAINTS) = {
ASN1_OPT(BASIC_CONSTRAINTS, ca, ASN1_FBOOLEAN),
ASN1_OPT(BASIC_CONSTRAINTS, pathlen, ASN1_INTEGER),
} ASN1_SEQUENCE_END(BASIC_CONSTRAINTS)
IMPLEMENT_ASN1_FUNCTIONS(BASIC_CONSTRAINTS)
static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(
const X509V3_EXT_METHOD *method, void *ext, STACK_OF(CONF_VALUE) *extlist) {
const BASIC_CONSTRAINTS *bcons = ext;
X509V3_add_value_bool("CA", bcons->ca, &extlist);
X509V3_add_value_int("pathlen", bcons->pathlen, &extlist);
return extlist;
}
static void *v2i_BASIC_CONSTRAINTS(const X509V3_EXT_METHOD *method,
X509V3_CTX *ctx,
STACK_OF(CONF_VALUE) *values) {
BASIC_CONSTRAINTS *bcons = NULL;
CONF_VALUE *val;
size_t i;
if (!(bcons = BASIC_CONSTRAINTS_new())) {
OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
return NULL;
}
for (i = 0; i < sk_CONF_VALUE_num(values); i++) {
val = sk_CONF_VALUE_value(values, i);
if (!strcmp(val->name, "CA")) {
if (!X509V3_get_value_bool(val, &bcons->ca)) {
goto err;
}
} else if (!strcmp(val->name, "pathlen")) {
if (!X509V3_get_value_int(val, &bcons->pathlen)) {
goto err;
}
} else {
OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_NAME);
X509V3_conf_err(val);
goto err;
}
}
return bcons;
err:
BASIC_CONSTRAINTS_free(bcons);
return NULL;
}