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1 /*
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2 * upap.h - User/Password Authentication Protocol definitions.
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3 *
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4 * Copyright (c) 2000 by Sun Microsystems, Inc.
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5 * All rights reserved.
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6 *
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7 * Permission to use, copy, modify, and distribute this software and its
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8 * documentation is hereby granted, provided that the above copyright
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9 * notice appears in all copies.
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10 *
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11 * SUN MAKES NO REPRESENTATION OR WARRANTIES ABOUT THE SUITABILITY OF
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12 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
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13 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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14 * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
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15 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
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16 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES
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17 *
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18 * Copyright (c) 1989 Carnegie Mellon University.
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19 * All rights reserved.
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20 *
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21 * Redistribution and use in source and binary forms are permitted
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22 * provided that the above copyright notice and this paragraph are
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23 * duplicated in all such forms and that any documentation,
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24 * advertising materials, and other materials related to such
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25 * distribution and use acknowledge that the software was developed
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26 * by Carnegie Mellon University. The name of the
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27 * University may not be used to endorse or promote products derived
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28 * from this software without specific prior written permission.
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29 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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30 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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31 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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32 *
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33 * $Id: upap.h,v 1.7 1999/11/15 01:51:54 paulus Exp $
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34 */
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35
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36 #pragma ident "@(#)upap.h 1.1 00/12/21 SMI"
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37
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38 #ifndef __UPAP_H__
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39 #define __UPAP_H__
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40
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41 #ifdef __cplusplus
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42 extern "C" {
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43 #endif
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44
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45 /*
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46 * Packet header = Code, id, length.
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47 */
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48 #define UPAP_HEADERLEN 4
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49
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50
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51 /*
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52 * UPAP codes.
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53 */
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54 #define UPAP_AUTHREQ 1 /* Authenticate-Request */
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55 #define UPAP_AUTHACK 2 /* Authenticate-Ack */
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56 #define UPAP_AUTHNAK 3 /* Authenticate-Nak */
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57
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58
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59 /*
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60 * Each interface is described by upap structure.
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61 */
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62 typedef struct upap_state {
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63 int us_unit; /* Interface unit number */
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64 char *us_user; /* User */
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65 int us_userlen; /* User length */
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66 char *us_passwd; /* Password */
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67 int us_clientstate; /* Client state */
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68 int us_serverstate; /* Server state */
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69 u_char us_id; /* Current id */
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70 int us_timeouttime; /* Timeout (seconds) for auth-req retrans. */
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71 int us_transmits; /* Number of auth-reqs sent */
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72 int us_maxtransmits; /* Maximum number of auth-reqs to send */
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73 int us_receives; /* Number of auth-reqs received */
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74 int us_maxreceives; /* Maximum number of auth-reqs allowed */
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75 int us_reqtimeout; /* Time to wait for auth-req from peer */
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76 char *us_msg; /* Authentication response message */
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77 int us_msglen; /* and its length */
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78 } upap_state;
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79
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80
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81 /*
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82 * Client states.
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83 */
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84 #define UPAPCS_INITIAL 0 /* Connection down */
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85 #define UPAPCS_CLOSED 1 /* Connection up, haven't requested auth */
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86 #define UPAPCS_PENDING 2 /* Connection down, have requested auth */
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87 #define UPAPCS_AUTHREQ 3 /* We've sent an Authenticate-Request */
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88 #define UPAPCS_OPEN 4 /* We've received an Ack */
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89 #define UPAPCS_BADAUTH 5 /* We've received a Nak */
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90
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91 #define UPAPCS__NAMES \
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92 "CliInitial", "CliClosed", "CliPending", "CliAuthReq", "CliOpen", \
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93 "CliBadAuth"
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94
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95 /*
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96 * Server states.
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97 */
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98 #define UPAPSS_INITIAL 0 /* Connection down */
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99 #define UPAPSS_CLOSED 1 /* Connection up, haven't requested auth */
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100 #define UPAPSS_PENDING 2 /* Connection down, have requested auth */
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101 #define UPAPSS_LISTEN 3 /* Listening for an Authenticate */
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102 #define UPAPSS_OPEN 4 /* We've sent an Ack */
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103 #define UPAPSS_BADAUTH 5 /* We've sent a Nak */
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104
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105 #define UPAPSS__NAMES \
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106 "SrvInitial", "SrvClosed", "SrvPending", "SrvListen", "SrvOpen", \
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107 "SrvBadAuth"
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108
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109 /*
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110 * Timeouts.
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111 */
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112 #define UPAP_DEFTIMEOUT 3 /* Timeout (seconds) for retransmitting req */
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113 #define UPAP_DEFREQTIME 30 /* Time to wait for auth-req from peer */
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114
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115 extern upap_state upap[];
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116
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117 void upap_authwithpeer __P((int, char *, char *));
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118 void upap_authpeer __P((int));
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119
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120 extern struct protent pap_protent;
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121
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122 #ifdef __cplusplus
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123 }
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124 #endif
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125
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126 #endif /* __UPAP_H__ */
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