1/*
2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License").  You may not use
5 * this file except in compliance with the License.  You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10#ifndef OPENSSL_RC4_H
11# define OPENSSL_RC4_H
12# pragma once
13
14# include <openssl/macros.h>
15# ifndef OPENSSL_NO_DEPRECATED_3_0
16#  define HEADER_RC4_H
17# endif
18
19# include <openssl/opensslconf.h>
20
21# ifndef OPENSSL_NO_RC4
22#  include <stddef.h>
23#  ifdef  __cplusplus
24extern "C" {
25#  endif
26
27#  ifndef OPENSSL_NO_DEPRECATED_3_0
28typedef struct rc4_key_st {
29    RC4_INT x, y;
30    RC4_INT data[256];
31} RC4_KEY;
32#  endif
33#  ifndef OPENSSL_NO_DEPRECATED_3_0
34OSSL_DEPRECATEDIN_3_0 const char *RC4_options(void);
35OSSL_DEPRECATEDIN_3_0 void RC4_set_key(RC4_KEY *key, int len,
36                                       const unsigned char *data);
37OSSL_DEPRECATEDIN_3_0 void RC4(RC4_KEY *key, size_t len,
38                               const unsigned char *indata,
39                               unsigned char *outdata);
40#  endif
41
42#  ifdef  __cplusplus
43}
44#  endif
45# endif
46
47#endif
48