1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * (C) Copyright 2015 Google, Inc
4 *
5 * (C) Copyright 2008-2014 Rockchip Electronics
6 */
7
8#ifndef __RC4_H
9#define __RC4_H
10
11/**
12 * rc4_encode() - encode a buf with the RC4 cipher
13 *
14 * @buf:	Buffer to encode (it is overwrite in the process
15 * @len:	Length of buffer in bytes
16 * @key:	16-byte key to use
17 */
18void rc4_encode(unsigned char *buf, unsigned int len, const unsigned char key[16]);
19
20#endif
21