/****************************************************************************
 * apps/crypto/openssl_mbedtls_wrapper/mbedtls/hkdf.c
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The
 * ASF licenses this file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the
 * License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 ****************************************************************************/

/****************************************************************************
 * Included Files
 ****************************************************************************/

#include <openssl/hkdf.h>

/****************************************************************************
 * Public Functions
 ****************************************************************************/

int HKDF_extract(uint8_t *out_key, size_t *out_len,
                 const EVP_MD *digest, const uint8_t *secret,
                 size_t secret_len, const uint8_t *salt,
                 size_t salt_len)
{
  return 0;
}

int HKDF_expand(uint8_t *out_key, size_t out_len,
                const EVP_MD *digest, const uint8_t *prk,
                size_t prk_len, const uint8_t *info,
                size_t info_len)
{
  return 0;
}