1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2016, Linaro Limited
4  */
5 
6 #ifndef __RAND_STREAM_H
7 #define __RAND_STREAM_H
8 
9 #include <sys/types.h>
10 
11 struct rand_stream;
12 
13 struct rand_stream *rand_stream_alloc(int seed, size_t stream_buffer_size);
14 void rand_stream_free(struct rand_stream *rs);
15 
16 const void *rand_stream_peek(struct rand_stream *rs, size_t *num_bytes);
17 void rand_stream_advance(struct rand_stream *rs, size_t num_bytes);
18 void rand_stream_read(struct rand_stream *rs, void *buf, size_t num_bytes);
19 
20 #endif /*__RAND_STREAM_H*/
21