/*
 * Public Release 3
 * 
 * $Id: rdisc.h,v 1.3.2.2 1998/10/20 19:31:32 swright Exp $
 */

/*
 * ------------------------------------------------------------------------
 * 
 * Copyright (c) 1996, 1997, 1998 The Regents of the University of Michigan
 * All Rights Reserved
 *  
 * Royalty-free licenses to redistribute GateD Release
 * 3 in whole or in part may be obtained by writing to:
 * 
 * 	Merit GateDaemon Project
 * 	4251 Plymouth Road, Suite C
 * 	Ann Arbor, MI 48105
 *  
 * THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE REGENTS OF THE
 * UNIVERSITY OF MICHIGAN AND MERIT DO NOT WARRANT THAT THE
 * FUNCTIONS CONTAINED IN THE SOFTWARE WILL MEET LICENSEE'S REQUIREMENTS OR
 * THAT OPERATION WILL BE UNINTERRUPTED OR ERROR FREE. The Regents of the
 * University of Michigan and Merit shall not be liable for
 * any special, indirect, incidental or consequential damages with respect
 * to any claim by Licensee or any third party arising from use of the
 * software. GateDaemon was originated and developed through release 3.0
 * by Cornell University and its collaborators.
 * 
 * Please forward bug fixes, enhancements and questions to the
 * gated mailing list: gated-people@gated.merit.edu.
 * 
 * ------------------------------------------------------------------------
 * 
 * Copyright (c) 1990,1991,1992,1993,1994,1995 by Cornell University.
 *     All rights reserved.
 * 
 * THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
 * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * GateD is based on Kirton's EGP and UC Berkeley's routing
 * daemon	 (routed).
 * Development of GateD has been supported in part by the
 * National Science Foundation.
 * 
 * ------------------------------------------------------------------------
 * 
 * Portions of this software may fall under the following
 * copyrights:
 * 
 * Copyright (c) 1988 Regents of the University of California.
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms are
 * permitted provided that the above copyright notice and
 * this paragraph are duplicated in all such forms and that
 * any documentation, advertising materials, and other
 * materials related to such distribution and use
 * acknowledge that the software was developed by the
 * University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote
 * products derived from this software without specific
 * prior written permission.  THIS SOFTWARE IS PROVIDED
 * ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES,
 * INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#define	RDISC_DOING_OFF		0
#define	RDISC_DOING_SERVER	1
#define	RDISC_DOING_CLIENT	2

/* Server stuff */
#define RDISC_MAX_INITIAL_ADVERT_INTERVAL 	16	/* seconds */
#define RDISC_MAX_INITIAL_ADVERTISEMENTS	3	/* transmissions */
#define RDISC_MAX_RESPONSE_DELAY		2	/* seconds */
#define RDISC_MAX_ADINTERVAL_DEFAULT 		600

#define RDISC_CONFIG_MAXADVINT  1
#define RDISC_CONFIG_MINADVINT  2
#define RDISC_CONFIG_LIFETIME   3
#define RDISC_CONFIG_MAX        4

#define RDISC_CONFIG_IFA_IGNORE     1
#define RDISC_CONFIG_IFA_BROADCAST  2
#define RDISC_CONFIG_IFA_PREFERENCE 3
#define RDISC_IFA_CONFIG_MAX        4

/* Client stuff */
#define	RDISC_MAX_SOLICITATION_DELAY	1	/* seconds */
#define	RDISC_SOLICITATION_INTERVAL	3	/* interval */
#define	RDISC_MAX_SOLICITATIONS		3

#define	RDISC_CONFIG_CLIENT_DISABLE	1
#define	RDISC_CONFIG_CLIENT_BROADCAST	2
#define	RDISC_CONFIG_CLIENT_QUIET	3
#define	RDISC_CONFIG_CLIENT_MAX		4


#define	RDISC_LIFETIME_MIN	3
#define	RDISC_LIFETIME_MAX	9000

#define RDISC_LIMIT_MAXADVINT   4, 1800
#define RDISC_LIMIT_MINADVINT   3, 1800
#define RDISC_LIMIT_LIFETIME    RDISC_LIFETIME_MIN, RDISC_LIFETIME_MAX
#define RDISC_LIMIT_PREFERENCE  (u_int) 0x80000000, 0x7fffffff

#define RDISC_PREFERENCE_INELIGIBLE     0x80000000
#define	RDISC_PREFERENCE_DEFAULT	0

extern int doing_rdisc;
extern const bits rdisc_trace_types[];
extern trace *rdisc_trace_options;
extern adv_entry *rdisc_server_address_policy;
extern adv_entry *rdisc_interface_policy;
extern pref_t rdisc_client_preference;

PROTOTYPE(rdisc_init,
	  extern void,
	  (void));

PROTOTYPE(rdisc_var_init,
	  extern void,
	  (void));
	  
