* upap.h - User/Password Authentication Protocol definitions.
* Copyright (c) 1989 Carnegie Mellon University.
* 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 Carnegie Mellon University. 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 MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
* Packet header = Code, id, length.
#define UPAP_HEADERLEN (sizeof (u_char) + sizeof (u_char) + sizeof (u_short))
#define UPAP_AUTH 1 /* Authenticate */
#define UPAP_AUTHACK 2 /* Authenticate Ack */
#define UPAP_AUTHNAK 3 /* Authenticate Nak */
* Each interface is described by upap structure.
typedef struct upap_state
{
int us_unit
; /* Interface unit number */
char *us_user
; /* User */
int us_userlen
; /* User length */
char *us_passwd
; /* Password */
int us_passwdlen
; /* Password length */
int us_clientstate
; /* Client state */
int us_serverstate
; /* Server state */
int us_flags
; /* Flags */
u_char us_id
; /* Current id */
int us_timeouttime
; /* Timeout time in milliseconds */
int us_retransmits
; /* Number of retransmissions */
#define UPAPCS_CLOSED 1 /* Connection down */
#define UPAPCS_AUTHSENT 2 /* We've sent an Authenticate */
#define UPAPCS_OPEN 3 /* We've received an Ack */
#define UPAPSS_CLOSED 1 /* Connection down */
#define UPAPSS_LISTEN 2 /* Listening for an Authenticate */
#define UPAPSS_OPEN 3 /* We've sent an Ack */
#define UPAPF_LOWERUP 1 /* The lower level is UP */
#define UPAPF_AWPPENDING 2 /* Auth with peer pending */
#define UPAPF_APPENDING 4 /* Auth peer pending */
#define UPAPF_UPVALID 8 /* User/passwd values valid */
#define UPAPF_UPPENDING 0x10 /* User/passwd values pending */
#define UPAP_DEFTIMEOUT 3 /* Timeout time in seconds */
extern upap_state upap
[];
void upap_init
__ARGS((int));
void upap_authwithpeer
__ARGS((int));
void upap_authpeer
__ARGS((int));
void upap_lowerup
__ARGS((int));
void upap_lowerdown
__ARGS((int));
void upap_input
__ARGS((int, u_char
*, int));
void upap_protrej
__ARGS((int));