/* mbed Microcontroller Library
 * Copyright (c) 2016 ARM Limited
 *
 * Licensed 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.
 */

#include "hal/rng_api.h"

#if defined(MBEDTLS_ENTROPY_HARDWARE_ALT) && defined(DEVICE_RNG)

int mbedtls_hardware_poll( void *data, unsigned char *output, size_t len, size_t *olen ) {
    rng_t rng_obj;
    rng_init(&rng_obj);
    int ret = rng_get_bytes(&rng_obj, output, len, olen);
    rng_free(&rng_obj);
    return ret;
}

#endif