ref: 009439541d2c6e8af2596f8fb1b4df85861fd212
dir: /third_party/boringssl/src/crypto/x509/v3_extku.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 <openssl/asn1t.h>
#include <openssl/conf.h>
#include <openssl/err.h>
#include <openssl/obj.h>
#include <openssl/x509.h>
#include "internal.h"
static void *v2i_EXTENDED_KEY_USAGE(const X509V3_EXT_METHOD *method,
const X509V3_CTX *ctx,
const STACK_OF(CONF_VALUE) *nval);
static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(
const X509V3_EXT_METHOD *method, void *eku, STACK_OF(CONF_VALUE) *extlist);
const X509V3_EXT_METHOD v3_ext_ku = {
NID_ext_key_usage,
0,
ASN1_ITEM_ref(EXTENDED_KEY_USAGE),
0,
0,
0,
0,
0,
0,
i2v_EXTENDED_KEY_USAGE,
v2i_EXTENDED_KEY_USAGE,
0,
0,
NULL,
};
// NB OCSP acceptable responses also is a SEQUENCE OF OBJECT
const X509V3_EXT_METHOD v3_ocsp_accresp = {
NID_id_pkix_OCSP_acceptableResponses,
0,
ASN1_ITEM_ref(EXTENDED_KEY_USAGE),
0,
0,
0,
0,
0,
0,
i2v_EXTENDED_KEY_USAGE,
v2i_EXTENDED_KEY_USAGE,
0,
0,
NULL,
};
ASN1_ITEM_TEMPLATE(EXTENDED_KEY_USAGE) = ASN1_EX_TEMPLATE_TYPE(
ASN1_TFLG_SEQUENCE_OF, 0, EXTENDED_KEY_USAGE, ASN1_OBJECT)
ASN1_ITEM_TEMPLATE_END(EXTENDED_KEY_USAGE)
IMPLEMENT_ASN1_FUNCTIONS_const(EXTENDED_KEY_USAGE)
static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(
const X509V3_EXT_METHOD *method, void *a, STACK_OF(CONF_VALUE) *ext_list) {
const EXTENDED_KEY_USAGE *eku = a;
for (size_t i = 0; i < sk_ASN1_OBJECT_num(eku); i++) {
const ASN1_OBJECT *obj = sk_ASN1_OBJECT_value(eku, i);
char obj_tmp[80];
i2t_ASN1_OBJECT(obj_tmp, 80, obj);
X509V3_add_value(NULL, obj_tmp, &ext_list);
}
return ext_list;
}
static void *v2i_EXTENDED_KEY_USAGE(const X509V3_EXT_METHOD *method,
const X509V3_CTX *ctx,
const STACK_OF(CONF_VALUE) *nval) {
EXTENDED_KEY_USAGE *extku = sk_ASN1_OBJECT_new_null();
if (extku == NULL) {
return NULL;
}
for (size_t i = 0; i < sk_CONF_VALUE_num(nval); i++) {
const CONF_VALUE *val = sk_CONF_VALUE_value(nval, i);
const char *extval;
if (val->value) {
extval = val->value;
} else {
extval = val->name;
}
ASN1_OBJECT *obj = OBJ_txt2obj(extval, 0);
if (obj == NULL || !sk_ASN1_OBJECT_push(extku, obj)) {
ASN1_OBJECT_free(obj);
sk_ASN1_OBJECT_pop_free(extku, ASN1_OBJECT_free);
OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_OBJECT_IDENTIFIER);
X509V3_conf_err(val);
return NULL;
}
}
return extku;
}