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Commit	Line	Data
	1	/*
	2	* upap.h - User/Password Authentication Protocol definitions.
	3	*
	4	* Copyright (c) 1989 Carnegie Mellon University.
	5	* All rights reserved.
	6	*
	7	* Redistribution and use in source and binary forms are permitted
	8	* provided that the above copyright notice and this paragraph are
	9	* duplicated in all such forms and that any documentation,
	10	* advertising materials, and other materials related to such
	11	* distribution and use acknowledge that the software was developed
	12	* by Carnegie Mellon University. The name of the
	13	* University may not be used to endorse or promote products derived
	14	* from this software without specific prior written permission.
	15	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
	16	* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
	17	* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
	18	*
	19	* $FreeBSD: src/usr.sbin/pppd/upap.h,v 1.7 1999/08/28 01:19:09 peter Exp $
	20	* $DragonFly: src/usr.sbin/pppd/upap.h,v 1.3 2003/11/03 19:31:40 eirikn Exp $
	21	*/
	22
	23	/*
	24	* Packet header = Code, id, length.
	25	*/
	26	#define UPAP_HEADERLEN (sizeof (u_char) + sizeof (u_char) + sizeof (u_short))
	27
	28
	29	/*
	30	* UPAP codes.
	31	*/
	32	#define UPAP_AUTHREQ 1 /* Authenticate-Request */
	33	#define UPAP_AUTHACK 2 /* Authenticate-Ack */
	34	#define UPAP_AUTHNAK 3 /* Authenticate-Nak */
	35
	36
	37	/*
	38	* Each interface is described by upap structure.
	39	*/
	40	typedef struct upap_state {
	41	int us_unit; /* Interface unit number */
	42	char us_user; / User */
	43	int us_userlen; /* User length */
	44	char us_passwd; / Password */
	45	int us_passwdlen; /* Password length */
	46	int us_clientstate; /* Client state */
	47	int us_serverstate; /* Server state */
	48	u_char us_id; /* Current id */
	49	int us_timeouttime; /* Timeout (seconds) for auth-req retrans. */
	50	int us_transmits; /* Number of auth-reqs sent */
	51	int us_maxtransmits; /* Maximum number of auth-reqs to send */
	52	int us_reqtimeout; /* Time to wait for auth-req from peer */
	53	} upap_state;
	54
	55
	56	/*
	57	* Client states.
	58	*/
	59	#define UPAPCS_INITIAL 0 /* Connection down */
	60	#define UPAPCS_CLOSED 1 /* Connection up, haven't requested auth */
	61	#define UPAPCS_PENDING 2 /* Connection down, have requested auth */
	62	#define UPAPCS_AUTHREQ 3 /* We've sent an Authenticate-Request */
	63	#define UPAPCS_OPEN 4 /* We've received an Ack */
	64	#define UPAPCS_BADAUTH 5 /* We've received a Nak */
	65
	66	/*
	67	* Server states.
	68	*/
	69	#define UPAPSS_INITIAL 0 /* Connection down */
	70	#define UPAPSS_CLOSED 1 /* Connection up, haven't requested auth */
	71	#define UPAPSS_PENDING 2 /* Connection down, have requested auth */
	72	#define UPAPSS_LISTEN 3 /* Listening for an Authenticate */
	73	#define UPAPSS_OPEN 4 /* We've sent an Ack */
	74	#define UPAPSS_BADAUTH 5 /* We've sent a Nak */
	75
	76
	77	/*
	78	* Timeouts.
	79	*/
	80	#define UPAP_DEFTIMEOUT 3 /* Timeout (seconds) for retransmitting req */
	81	#define UPAP_DEFREQTIME 30 /* Time to wait for auth-req from peer */
	82
	83	extern upap_state upap[];
	84
	85	void upap_authwithpeer(int, char , char );
	86	void upap_authpeer(int);
	87
	88	extern struct protent pap_protent;