/*

 * yahoo_auth.h: Header for Yahoo Messenger authentication schemes.  Eew.

 *

 * Copyright(c) 2003 Cerulean Studios

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA

 *

 */

#ifndef _YAHOO_AUTH_H_

#define _YAHOO_AUTH_H_ 

#define NUM_TYPE_THREES 105

#define NUM_TYPE_FOURS 56

#define NUM_TYPE_FIVES 37

unsigned int yahoo_auth_finalCountdown(unsigned int challenge, int divisor, int inner_loop, int outer_loop);

/* We've defined the Yahoo authentication functions as having types 1-5; all take either 1 or 2 arguments.

 */

typedef struct _auth {

	int				type;

	int				var1; 

	int				var2;

} auth_function_t;

/* Type 3, 4 and 5 require lookups into ypager.exe's many static chunks of 256 bytes.  Store them here.

 */

struct buffer_t {

	unsigned int	buffer_start;

	unsigned char	buffer[257];

};

#endif /* _YAHOO_AUTH_H_ */