1 /*
2  * Copyright (C) 2016-2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 #pragma once
17 
18 #include <lk/compiler.h>
19 
20 __BEGIN_CDECLS
21 
22 void hwrng_init_srv_provider(void);
23 int hwrng_start_service(void);
24 
25 void hwrng_dev_get_rng_data(uint8_t* buf, size_t buf_len);
26 
27 __END_CDECLS
28