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/*
* Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (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 "internal/propertyerr.h"
#include "internal/property.h"
#include "property_local.h"
static int property_idx_cmp(const void *keyp, const void *compare)
{
OSSL_PROPERTY_IDX key = *(const OSSL_PROPERTY_IDX *)keyp;
const OSSL_PROPERTY_DEFINITION *defn =
(const OSSL_PROPERTY_DEFINITION *)compare;
return key - defn->name_idx;
}
const OSSL_PROPERTY_DEFINITION *
ossl_property_find_property(const OSSL_PROPERTY_LIST *list,
OSSL_LIB_CTX *libctx, const char *name)
{
OSSL_PROPERTY_IDX name_idx;
if (list == NULL || name == NULL
|| (name_idx = ossl_property_name(libctx, name, 0)) == 0)
return NULL;
return ossl_bsearch(&name_idx, list->properties, list->num_properties,
sizeof(*list->properties), &property_idx_cmp, 0);
}
OSSL_PROPERTY_TYPE ossl_property_get_type(const OSSL_PROPERTY_DEFINITION *prop)
{
return prop->type;
}
const char *ossl_property_get_string_value(OSSL_LIB_CTX *libctx,
const OSSL_PROPERTY_DEFINITION *prop)
{
const char *value = NULL;
if (prop != NULL && prop->type == OSSL_PROPERTY_TYPE_STRING)
value = ossl_property_value_str(libctx, prop->v.str_val);
return value;
}
int64_t ossl_property_get_number_value(const OSSL_PROPERTY_DEFINITION *prop)
{
int64_t value = 0;
if (prop != NULL && prop->type == OSSL_PROPERTY_TYPE_NUMBER)
value = prop->v.int_val;
return value;
}
/* Does a property query have any optional clauses */
int ossl_property_has_optional(const OSSL_PROPERTY_LIST *query)
{
return query->has_optional ? 1 : 0;
}
int ossl_property_is_enabled(OSSL_LIB_CTX *ctx, const char *property_name,
const OSSL_PROPERTY_LIST *prop_list)
{
const OSSL_PROPERTY_DEFINITION *prop;
prop = ossl_property_find_property(prop_list, ctx, property_name);
/* Do a separate check for override as it does not set type */
if (prop == NULL || prop->optional || prop->oper == OSSL_PROPERTY_OVERRIDE)
return 0;
return (prop->type == OSSL_PROPERTY_TYPE_STRING
&& ((prop->oper == OSSL_PROPERTY_OPER_EQ
&& prop->v.str_val == OSSL_PROPERTY_TRUE)
|| (prop->oper == OSSL_PROPERTY_OPER_NE
&& prop->v.str_val != OSSL_PROPERTY_TRUE)));
}
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