1/*
2 * File: rc4.h
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Purpose:
19 *
20 * Functions:
21 *
22 * Revision History:
23 *
24 * Author: Kyle Hsu
25 *
26 * Date: Sep 4, 2002
27 *
28 */
29
30#ifndef __RC4_H__
31#define __RC4_H__
32
33#include "ttype.h"
34
35/*---------------------  Export Definitions -------------------------*/
36/*---------------------  Export Types  ------------------------------*/
37typedef struct {
38	unsigned int ux;
39	unsigned int uy;
40	unsigned char abystate[256];
41} RC4Ext, *PRC4Ext;
42
43void rc4_init(PRC4Ext pRC4, unsigned char *pbyKey, unsigned int cbKey_len);
44unsigned int rc4_byte(PRC4Ext pRC4);
45void rc4_encrypt(PRC4Ext pRC4, unsigned char *pbyDest, unsigned char *pbySrc, unsigned int cbData_len);
46
47#endif //__RC4_H__
48