125 lines
4.5 KiB
C
125 lines
4.5 KiB
C
/* v3_bcons.c */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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* project 1999.
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*/
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/* ====================================================================
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include "cryptlib.h"
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#include <openssl/asn1.h>
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#include <openssl/asn1t.h>
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#include <openssl/conf.h>
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#include <openssl/x509v3.h>
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static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, BASIC_CONSTRAINTS *bcons, STACK_OF(CONF_VALUE) *extlist);
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static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values);
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const X509V3_EXT_METHOD v3_bcons = {
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NID_basic_constraints, 0,
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ASN1_ITEM_ref(BASIC_CONSTRAINTS),
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0,0,0,0,
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0,0,
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(X509V3_EXT_I2V)i2v_BASIC_CONSTRAINTS,
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(X509V3_EXT_V2I)v2i_BASIC_CONSTRAINTS,
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NULL,NULL,
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NULL
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};
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ASN1_SEQUENCE(BASIC_CONSTRAINTS) = {
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ASN1_OPT(BASIC_CONSTRAINTS, ca, ASN1_FBOOLEAN),
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ASN1_OPT(BASIC_CONSTRAINTS, pathlen, ASN1_INTEGER)
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} ASN1_SEQUENCE_END(BASIC_CONSTRAINTS)
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IMPLEMENT_ASN1_FUNCTIONS(BASIC_CONSTRAINTS)
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static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method,
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BASIC_CONSTRAINTS *bcons, STACK_OF(CONF_VALUE) *extlist)
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{
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X509V3_add_value_bool("CA", bcons->ca, &extlist);
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X509V3_add_value_int("pathlen", bcons->pathlen, &extlist);
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return extlist;
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}
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static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method,
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X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values)
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{
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BASIC_CONSTRAINTS *bcons=NULL;
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CONF_VALUE *val;
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int i;
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if(!(bcons = BASIC_CONSTRAINTS_new())) {
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X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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for(i = 0; i < sk_CONF_VALUE_num(values); i++) {
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val = sk_CONF_VALUE_value(values, i);
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if(!strcmp(val->name, "CA")) {
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if(!X509V3_get_value_bool(val, &bcons->ca)) goto err;
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} else if(!strcmp(val->name, "pathlen")) {
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if(!X509V3_get_value_int(val, &bcons->pathlen)) goto err;
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} else {
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X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, X509V3_R_INVALID_NAME);
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X509V3_conf_err(val);
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goto err;
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}
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}
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return bcons;
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err:
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BASIC_CONSTRAINTS_free(bcons);
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return NULL;
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}
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