source:
rtems/cpukit/pppd/upap.h
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299a523f
Last change on this file since 299a523f was 0286b9f, checked in by Joel Sherrill <joel.sherrill@…>, on 01/31/02 at 21:42:11 | |
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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 | |
82 | extern upap_state upap[]; |
83 | |
84 | void upap_authwithpeer __P((int, char *, char *)); |
85 | void upap_authpeer __P((int)); |
86 | |
87 | extern struct protent pap_protent; |
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