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218 lines
6.3 KiB
C
Executable File
218 lines
6.3 KiB
C
Executable File
/* $OpenBSD: x509_extku.c,v 1.1 2020/06/04 15:19:31 jsing Exp $ */
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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 <openssl/asn1t.h>
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#include <openssl/conf.h>
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#include <openssl/err.h>
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#include <openssl/x509v3.h>
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static void *v2i_EXTENDED_KEY_USAGE(const X509V3_EXT_METHOD *method,
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X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
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static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(
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const X509V3_EXT_METHOD *method, void *eku, STACK_OF(CONF_VALUE) *extlist);
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const X509V3_EXT_METHOD v3_ext_ku = {
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.ext_nid = NID_ext_key_usage,
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.ext_flags = 0,
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.it = &EXTENDED_KEY_USAGE_it,
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.ext_new = NULL,
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.ext_free = NULL,
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.d2i = NULL,
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.i2d = NULL,
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.i2s = NULL,
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.s2i = NULL,
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.i2v = i2v_EXTENDED_KEY_USAGE,
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.v2i = v2i_EXTENDED_KEY_USAGE,
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.i2r = NULL,
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.r2i = NULL,
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.usr_data = NULL,
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};
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/* NB OCSP acceptable responses also is a SEQUENCE OF OBJECT */
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const X509V3_EXT_METHOD v3_ocsp_accresp = {
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.ext_nid = NID_id_pkix_OCSP_acceptableResponses,
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.ext_flags = 0,
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.it = &EXTENDED_KEY_USAGE_it,
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.ext_new = NULL,
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.ext_free = NULL,
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.d2i = NULL,
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.i2d = NULL,
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.i2s = NULL,
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.s2i = NULL,
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.i2v = i2v_EXTENDED_KEY_USAGE,
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.v2i = v2i_EXTENDED_KEY_USAGE,
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.i2r = NULL,
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.r2i = NULL,
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.usr_data = NULL,
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};
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static const ASN1_TEMPLATE EXTENDED_KEY_USAGE_item_tt = {
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.flags = ASN1_TFLG_SEQUENCE_OF,
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.tag = 0,
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.offset = 0,
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.field_name = "EXTENDED_KEY_USAGE",
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.item = &ASN1_OBJECT_it,
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};
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const ASN1_ITEM EXTENDED_KEY_USAGE_it = {
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.itype = ASN1_ITYPE_PRIMITIVE,
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.utype = -1,
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.templates = &EXTENDED_KEY_USAGE_item_tt,
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.tcount = 0,
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.funcs = NULL,
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.size = 0,
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.sname = "EXTENDED_KEY_USAGE",
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};
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EXTENDED_KEY_USAGE *
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d2i_EXTENDED_KEY_USAGE(EXTENDED_KEY_USAGE **a, const unsigned char **in, long len)
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{
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return (EXTENDED_KEY_USAGE *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
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&EXTENDED_KEY_USAGE_it);
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}
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int
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i2d_EXTENDED_KEY_USAGE(EXTENDED_KEY_USAGE *a, unsigned char **out)
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{
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return ASN1_item_i2d((ASN1_VALUE *)a, out, &EXTENDED_KEY_USAGE_it);
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}
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EXTENDED_KEY_USAGE *
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EXTENDED_KEY_USAGE_new(void)
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{
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return (EXTENDED_KEY_USAGE *)ASN1_item_new(&EXTENDED_KEY_USAGE_it);
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}
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void
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EXTENDED_KEY_USAGE_free(EXTENDED_KEY_USAGE *a)
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{
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ASN1_item_free((ASN1_VALUE *)a, &EXTENDED_KEY_USAGE_it);
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}
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static STACK_OF(CONF_VALUE) *
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i2v_EXTENDED_KEY_USAGE(const X509V3_EXT_METHOD *method, void *a,
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STACK_OF(CONF_VALUE) *extlist)
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{
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ASN1_OBJECT *obj;
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EXTENDED_KEY_USAGE *eku = a;
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STACK_OF(CONF_VALUE) *free_extlist = NULL;
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char obj_tmp[80];
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int i;
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if (extlist == NULL) {
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if ((free_extlist = extlist = sk_CONF_VALUE_new_null()) == NULL)
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return NULL;
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}
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for (i = 0; i < sk_ASN1_OBJECT_num(eku); i++) {
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if ((obj = sk_ASN1_OBJECT_value(eku, i)) == NULL)
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goto err;
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if (!i2t_ASN1_OBJECT(obj_tmp, sizeof obj_tmp, obj))
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goto err;
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if (!X509V3_add_value(NULL, obj_tmp, &extlist))
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goto err;
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}
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return extlist;
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err:
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sk_CONF_VALUE_pop_free(free_extlist, X509V3_conf_free);
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return NULL;
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}
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static void *
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v2i_EXTENDED_KEY_USAGE(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
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STACK_OF(CONF_VALUE) *nval)
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{
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EXTENDED_KEY_USAGE *extku;
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char *extval;
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ASN1_OBJECT *objtmp;
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CONF_VALUE *val;
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int i;
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if (!(extku = sk_ASN1_OBJECT_new_null())) {
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X509V3error(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(nval); i++) {
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val = sk_CONF_VALUE_value(nval, i);
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if (val->value)
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extval = val->value;
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else
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extval = val->name;
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if (!(objtmp = OBJ_txt2obj(extval, 0))) {
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sk_ASN1_OBJECT_pop_free(extku, ASN1_OBJECT_free);
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X509V3error(X509V3_R_INVALID_OBJECT_IDENTIFIER);
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X509V3_conf_err(val);
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return NULL;
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}
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if (sk_ASN1_OBJECT_push(extku, objtmp) == 0) {
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ASN1_OBJECT_free(objtmp);
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sk_ASN1_OBJECT_pop_free(extku, ASN1_OBJECT_free);
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X509V3error(ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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}
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return extku;
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}
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