1 /*
2  *  Copyright (C) 2006-2016, ARM Limited, All Rights Reserved
3  *  SPDX-License-Identifier: Apache-2.0
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License"); you may
6  *  not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
13  *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16 */
17 #ifndef __LOW_LEVEL_RNG_H__
18 #define __LOW_LEVEL_RNG_H__
19 #include <stddef.h>
20 int mbedtls_hardware_poll(void *data, unsigned char *output, size_t len, size_t *olen);
21 int RNG_Init(void);
22 void RNG_DeInit(void);
23 
24 #endif /* __LOW_LEVEL_RNG_H__ */
25