RTEMS: cpukit/pppd/upap.h Source File

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upap.h
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 * $Id$
20 */
21
22/*
23 * Packet header = Code, id, length.
24 */
25#define UPAP_HEADERLEN 4
26
27
28/*
29 * UPAP codes.
30 */
31#define UPAP_AUTHREQ 1 /* Authenticate-Request */
32#define UPAP_AUTHACK 2 /* Authenticate-Ack */
33#define UPAP_AUTHNAK 3 /* Authenticate-Nak */
34
35
36/*
37 * Each interface is described by upap structure.
38 */
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 */
52} upap_state;
53
54
55/*
56 * Client states.
57 */
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 */
64
65/*
66 * Server states.
67 */
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 */
74
75
76/*
77 * Timeouts.
78 */
79#define UPAP_DEFTIMEOUT 5 /* Timeout (seconds) for retransmitting req */
80#define UPAP_DEFREQTIME 30 /* Time to wait for auth-req from peer */
81
82extern upap_state upap[];
83
84void upap_authwithpeer(int, char *, char *);
85void upap_authpeer(int);
86
87extern struct protent pap_protent;
protent
Definition: pppd.h:249
upap_state
Definition: upap.h:39