usr/src/cmd/cmd-inet/usr.bin/pppd/upap.h

   1 /*
   2  * upap.h - User/Password Authentication Protocol definitions.
   3  *
   4  * Copyright (c) 2000 by Sun Microsystems, Inc.
   5  * All rights reserved.
   6  *
   7  * Permission to use, copy, modify, and distribute this software and its
   8  * documentation is hereby granted, provided that the above copyright
   9  * notice appears in all copies.
  10  *
  11  * SUN MAKES NO REPRESENTATION OR WARRANTIES ABOUT THE SUITABILITY OF
  12  * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
  13  * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
  14  * PARTICULAR PURPOSE, OR NON-INFRINGEMENT.  SUN SHALL NOT BE LIABLE FOR
  15  * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
  16  * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES
  17  *
  18  * Copyright (c) 1989 Carnegie Mellon University.
  19  * All rights reserved.
  20  *
  21  * Redistribution and use in source and binary forms are permitted
  22  * provided that the above copyright notice and this paragraph are
  23  * duplicated in all such forms and that any documentation,
  24  * advertising materials, and other materials related to such
  25  * distribution and use acknowledge that the software was developed
  26  * by Carnegie Mellon University.  The name of the
  27  * University may not be used to endorse or promote products derived
  28  * from this software without specific prior written permission.
  29  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  30  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  31  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  32  *
  33  * $Id: upap.h,v 1.7 1999/11/15 01:51:54 paulus Exp $
  34  */
  35
  36 #pragma ident   "%Z%%M% %I%     %E% SMI"
  37
  38 #ifndef __UPAP_H__
  39 #define __UPAP_H__
  40
  41 #ifdef  __cplusplus
  42 extern "C" {
  43 #endif
  44
  45 /*
  46  * Packet header = Code, id, length.
  47  */
  48 #define UPAP_HEADERLEN  4
  49
  50
  51 /*
  52  * UPAP codes.
  53  */
  54 #define UPAP_AUTHREQ    1       /* Authenticate-Request */
  55 #define UPAP_AUTHACK    2       /* Authenticate-Ack */
  56 #define UPAP_AUTHNAK    3       /* Authenticate-Nak */
  57
  58
  59 /*
  60  * Each interface is described by upap structure.
  61  */
  62 typedef struct upap_state {
  63     int us_unit;                /* Interface unit number */
  64     char *us_user;              /* User */
  65     int us_userlen;             /* User length */
  66     char *us_passwd;            /* Password */
  67     int us_clientstate;         /* Client state */
  68     int us_serverstate;         /* Server state */
  69     u_char us_id;               /* Current id */
  70     int us_timeouttime;         /* Timeout (seconds) for auth-req retrans. */
  71     int us_transmits;           /* Number of auth-reqs sent */
  72     int us_maxtransmits;        /* Maximum number of auth-reqs to send */
  73     int us_receives;            /* Number of auth-reqs received */
  74     int us_maxreceives;         /* Maximum number of auth-reqs allowed */
  75     int us_reqtimeout;          /* Time to wait for auth-req from peer */
  76     char *us_msg;               /* Authentication response message */
  77     int us_msglen;              /*   and its length */
  78 } upap_state;
  79
  80
  81 /*
  82  * Client states.
  83  */
  84 #define UPAPCS_INITIAL  0       /* Connection down */
  85 #define UPAPCS_CLOSED   1       /* Connection up, haven't requested auth */
  86 #define UPAPCS_PENDING  2       /* Connection down, have requested auth */
  87 #define UPAPCS_AUTHREQ  3       /* We've sent an Authenticate-Request */
  88 #define UPAPCS_OPEN     4       /* We've received an Ack */
  89 #define UPAPCS_BADAUTH  5       /* We've received a Nak */
  90
  91 #define UPAPCS__NAMES   \
  92         "CliInitial", "CliClosed", "CliPending", "CliAuthReq", "CliOpen", \
  93         "CliBadAuth"
  94
  95 /*
  96  * Server states.
  97  */
  98 #define UPAPSS_INITIAL  0       /* Connection down */
  99 #define UPAPSS_CLOSED   1       /* Connection up, haven't requested auth */
 100 #define UPAPSS_PENDING  2       /* Connection down, have requested auth */
 101 #define UPAPSS_LISTEN   3       /* Listening for an Authenticate */
 102 #define UPAPSS_OPEN     4       /* We've sent an Ack */
 103 #define UPAPSS_BADAUTH  5       /* We've sent a Nak */
 104
 105 #define UPAPSS__NAMES   \
 106         "SrvInitial", "SrvClosed", "SrvPending", "SrvListen", "SrvOpen", \
 107         "SrvBadAuth"
 108
 109 /*
 110  * Timeouts.
 111  */
 112 #define UPAP_DEFTIMEOUT 3       /* Timeout (seconds) for retransmitting req */
 113 #define UPAP_DEFREQTIME 30      /* Time to wait for auth-req from peer */
 114
 115 extern upap_state upap[];
 116
 117 void upap_authwithpeer __P((int, char *, char *));
 118 void upap_authpeer __P((int));
 119
 120 extern struct protent pap_protent;
 121
 122 #ifdef  __cplusplus
 123 }
 124 #endif
 125
 126 #endif /* __UPAP_H__ */