| /* | 
 |  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | 
 |  * | 
 |  * Licensed under the OpenSSL license (the "License").  You may not use | 
 |  * this file except in compliance with the License.  You can obtain a copy | 
 |  * in the file LICENSE in the source distribution or at | 
 |  * https://www.openssl.org/source/license.html | 
 |  */ | 
 |  | 
 | #ifndef HEADER_RC4_H | 
 | # define HEADER_RC4_H | 
 |  | 
 | # include <openssl/opensslconf.h> | 
 |  | 
 | # ifndef OPENSSL_NO_RC4 | 
 | # include <stddef.h> | 
 | #ifdef  __cplusplus | 
 | extern "C" { | 
 | #endif | 
 |  | 
 | typedef struct rc4_key_st { | 
 |     RC4_INT x, y; | 
 |     RC4_INT data[256]; | 
 | } RC4_KEY; | 
 |  | 
 | const char *RC4_options(void); | 
 | void RC4_set_key(RC4_KEY *key, int len, const unsigned char *data); | 
 | void RC4(RC4_KEY *key, size_t len, const unsigned char *indata, | 
 |          unsigned char *outdata); | 
 |  | 
 | # ifdef  __cplusplus | 
 | } | 
 | # endif | 
 | # endif | 
 |  | 
 | #endif |