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/*
* Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/asn1.h>
#include <openssl/asn1t.h>
#include <openssl/conf.h>
#include <openssl/x509v3.h>
#include "ext_dat.h"
static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method,
BASIC_CONSTRAINTS *bcons,
STACK_OF(CONF_VALUE)
*extlist);
static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(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,
(X509V3_EXT_I2V) i2v_BASIC_CONSTRAINTS,
(X509V3_EXT_V2I)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(X509V3_EXT_METHOD *method,
BASIC_CONSTRAINTS *bcons,
STACK_OF(CONF_VALUE)
*extlist)
{
X509V3_add_value_bool("CA", bcons->ca, &extlist);
X509V3_add_value_int("pathlen", bcons->pathlen, &extlist);
return extlist;
}
static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method,
X509V3_CTX *ctx,
STACK_OF(CONF_VALUE) *values)
{
BASIC_CONSTRAINTS *bcons = NULL;
CONF_VALUE *val;
int i;
if ((bcons = BASIC_CONSTRAINTS_new()) == NULL) {
X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, 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") == 0) {
if (!X509V3_get_value_bool(val, &bcons->ca))
goto err;
} else if (strcmp(val->name, "pathlen") == 0) {
if (!X509V3_get_value_int(val, &bcons->pathlen))
goto err;
} else {
X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, X509V3_R_INVALID_NAME);
X509V3_conf_err(val);
goto err;
}
}
return bcons;
err:
BASIC_CONSTRAINTS_free(bcons);
return NULL;
}
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