/*
   * (C) Copyright 2015 Google, Inc
   *
   * (C) Copyright 2008-2014 Rockchip Electronics
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #ifndef __RC4_H
  #define __RC4_H
  
  /**
   * rc4_encode() - encode a buf with the RC4 cipher
   *
   * @buf:	Buffer to encode (it is overwrite in the process
   * @len:	Length of buffer in bytes
   * @key:	16-byte key to use
   */
  void rc4_encode(unsigned char *buf, unsigned int len, unsigned char key[16]);
  
  #endif