1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright (c) 2022 Google, Inc.
4 * Written by Andrew Scull <ascull@google.com>
5 */
6
7#ifndef __FUZZING_ENGINE_H
8#define __FUZZING_ENGINE_H
9
10struct udevice;
11
12/**
13 * dm_fuzzing_engine_get_input() - get an input from the fuzzing engine device
14 *
15 * The function will return a pointer to the input data and the size of the
16 * data pointed to. The pointer will remain valid until the next invocation of
17 * this function.
18 *
19 * @dev:	fuzzing engine device
20 * @data:	output pointer to input data
21 * @size	output size of input data
22 * Return:	0 if OK, -ve on error
23 */
24int dm_fuzzing_engine_get_input(struct udevice *dev,
25				const uint8_t **data,
26				size_t *size);
27
28/**
29 * struct dm_fuzzing_engine_ops - operations for the fuzzing engine uclass
30 *
31 * This contains the functions implemented by a fuzzing engine device.
32 */
33struct dm_fuzzing_engine_ops {
34	/**
35	 * @get_input() - get an input
36	 *
37	 * The function will return a pointer to the input data and the size of
38	 * the data pointed to. The pointer will remain valid until the next
39	 * invocation of this function.
40	 *
41	 * @get_input.dev:	fuzzing engine device
42	 * @get_input.data:	output pointer to input data
43	 * @get_input.size	output size of input data
44	 * @get_input.Return:	0 if OK, -ve on error
45	 */
46	int (*get_input)(struct udevice *dev,
47			 const uint8_t **data,
48			 size_t *size);
49};
50
51#endif /* __FUZZING_ENGINE_H */
52