2 * upap.h - User/Password Authentication Protocol definitions.
4 * Copyright (c) 1989 Carnegie Mellon University.
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.
19 * $Id: upap.h,v 1.7 1999/11/15 01:51:54 paulus Exp $
23 * Packet header = Code, id, length.
25 #define UPAP_HEADERLEN 4
31 #define UPAP_AUTHREQ 1 /* Authenticate-Request */
32 #define UPAP_AUTHACK 2 /* Authenticate-Ack */
33 #define UPAP_AUTHNAK 3 /* Authenticate-Nak */
37 * Each interface is described by upap structure.
39 typedef struct upap_state {
40 int us_unit; /* Interface unit number */
41 char *us_user; /* User */
42 int us_userlen; /* User length */
43 char *us_passwd; /* Password */
44 int us_passwdlen; /* Password length */
45 int us_clientstate; /* Client state */
46 int us_serverstate; /* Server state */
47 u_char us_id; /* Current id */
48 int us_timeouttime; /* Timeout (seconds) for auth-req retrans. */
49 int us_transmits; /* Number of auth-reqs sent */
50 int us_maxtransmits; /* Maximum number of auth-reqs to send */
51 int us_reqtimeout; /* Time to wait for auth-req from peer */
58 #define UPAPCS_INITIAL 0 /* Connection down */
59 #define UPAPCS_CLOSED 1 /* Connection up, haven't requested auth */
60 #define UPAPCS_PENDING 2 /* Connection down, have requested auth */
61 #define UPAPCS_AUTHREQ 3 /* We've sent an Authenticate-Request */
62 #define UPAPCS_OPEN 4 /* We've received an Ack */
63 #define UPAPCS_BADAUTH 5 /* We've received a Nak */
68 #define UPAPSS_INITIAL 0 /* Connection down */
69 #define UPAPSS_CLOSED 1 /* Connection up, haven't requested auth */
70 #define UPAPSS_PENDING 2 /* Connection down, have requested auth */
71 #define UPAPSS_LISTEN 3 /* Listening for an Authenticate */
72 #define UPAPSS_OPEN 4 /* We've sent an Ack */
73 #define UPAPSS_BADAUTH 5 /* We've sent a Nak */
79 #define UPAP_DEFTIMEOUT 3 /* Timeout (seconds) for retransmitting req */
80 #define UPAP_DEFREQTIME 30 /* Time to wait for auth-req from peer */
82 extern upap_state upap[];
84 void upap_authwithpeer __P((int, char *, char *));
85 void upap_authpeer __P((int));
87 extern struct protent pap_protent;