84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
// Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project 1999.
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// Copyright (c) 1999 The OpenSSL Project. All rights reserved.
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// SPDX-License-Identifier: Apache-2.0
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#include <stdio.h>
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#include <string.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/err.h>
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#include <openssl/obj.h>
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#include <openssl/x509.h>
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#include "internal.h"
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static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(
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const X509V3_EXT_METHOD *method, void *ext, STACK_OF(CONF_VALUE) *extlist);
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static void *v2i_BASIC_CONSTRAINTS(const X509V3_EXT_METHOD *method,
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const X509V3_CTX *ctx,
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const STACK_OF(CONF_VALUE) *values);
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const X509V3_EXT_METHOD v3_bcons = {
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NID_basic_constraints,
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0,
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ASN1_ITEM_ref(BASIC_CONSTRAINTS),
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0,
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0,
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0,
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0,
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0,
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0,
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i2v_BASIC_CONSTRAINTS,
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v2i_BASIC_CONSTRAINTS,
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NULL,
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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_const(BASIC_CONSTRAINTS)
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static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(
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const X509V3_EXT_METHOD *method, void *ext, STACK_OF(CONF_VALUE) *extlist) {
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const BASIC_CONSTRAINTS *bcons = ext;
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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 void *v2i_BASIC_CONSTRAINTS(const X509V3_EXT_METHOD *method,
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const X509V3_CTX *ctx,
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const STACK_OF(CONF_VALUE) *values) {
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BASIC_CONSTRAINTS *bcons = NULL;
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if (!(bcons = BASIC_CONSTRAINTS_new())) {
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return NULL;
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}
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for (size_t i = 0; i < sk_CONF_VALUE_num(values); i++) {
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const CONF_VALUE *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)) {
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goto err;
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}
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} else if (!strcmp(val->name, "pathlen")) {
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if (!X509V3_get_value_int(val, &bcons->pathlen)) {
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goto err;
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}
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} else {
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OPENSSL_PUT_ERROR(X509V3, 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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