3
* The arcfour/rc4 stream cipher.
6
/* nettle, low-level cryptographics library
8
* Copyright (C) 2001 Niels M�ller
10
* The nettle library is free software; you can redistribute it and/or modify
11
* it under the terms of the GNU Lesser General Public License as published by
12
* the Free Software Foundation; either version 2.1 of the License, or (at your
13
* option) any later version.
15
* The nettle library is distributed in the hope that it will be useful, but
16
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
18
* License for more details.
20
* You should have received a copy of the GNU Lesser General Public License
21
* along with the nettle library; see the file COPYING.LIB. If not, write to
22
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
26
#ifndef NETTLE_ARCFOUR_H_INCLUDED
27
#define NETTLE_ARCFOUR_H_INCLUDED
29
#include "nettle-types.h"
32
#define arcfour_set_key nettle_arcfour_set_key
33
#define arcfour_crypt nettle_arcfour_crypt
34
#define arcfour_stream nettle_arcfour_stream
36
/* Minimum and maximum keysizes, and a reasonable default. In
38
#define ARCFOUR_MIN_KEY_SIZE 1
39
#define ARCFOUR_MAX_KEY_SIZE 256
40
#define ARCFOUR_KEY_SIZE 16
50
arcfour_set_key(struct arcfour_ctx *ctx,
51
unsigned length, const uint8_t *key);
54
arcfour_crypt(struct arcfour_ctx *ctx,
55
unsigned length, uint8_t *dst,
59
arcfour_stream(struct arcfour_ctx *ctx,
60
unsigned length, uint8_t *dst);
62
#endif /* NETTLE_ARCFOUR_H_INCLUDED */