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EthernetNetIf/LPC1768/lwip/netif/ppp/pap.h@0:58c3d014a4e7, 2011-09-06 (annotated)

Committer:
slowness
Date:
Tue Sep 06 18:05:46 2011 +0000
Revision:
0:58c3d014a4e7

        

        
Who changed what in which revision?

        

            
                
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/*****************************************************************************





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* pap.h -  PPP Password Authentication Protocol header file.





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*





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* Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc.





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* portions Copyright (c) 1997 Global Election Systems Inc.





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*





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* The authors hereby grant permission to use, copy, modify, distribute,





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* and license this software and its documentation for any purpose, provided





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* that existing copyright notices are retained in all copies and that this





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* notice and the following disclaimer are included verbatim in any 





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* distributions. No written agreement, license, or royalty fee is required





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* for any of the authorized uses.





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*





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* THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR





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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES





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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 





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* IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,





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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT





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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,





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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY





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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT





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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF





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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.





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*





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******************************************************************************





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* REVISION HISTORY





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*





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* 03-01-01 Marc Boucher <marc@mbsi.ca>





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*   Ported to lwIP.





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* 97-12-04 Guy Lancaster <glanca@gesn.com>, Global Election Systems Inc.





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*   Original derived from BSD codes.





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*****************************************************************************/





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/*





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 * upap.h - User/Password Authentication Protocol definitions.





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 *





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 * Copyright (c) 1989 Carnegie Mellon University.





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 * All rights reserved.





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 *





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 * Redistribution and use in source and binary forms are permitted





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 * provided that the above copyright notice and this paragraph are





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 * duplicated in all such forms and that any documentation,





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 * advertising materials, and other materials related to such





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 * distribution and use acknowledge that the software was developed





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 * by Carnegie Mellon University.  The name of the





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 * University may not be used to endorse or promote products derived





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 * from this software without specific prior written permission.





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 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR





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 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED





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 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.





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 */





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#ifndef PAP_H





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#define PAP_H





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#if PAP_SUPPORT /* don't build if not configured for use in lwipopts.h */





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/*





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 * Packet header = Code, id, length.





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 */





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#define UPAP_HEADERLEN (sizeof (u_char) + sizeof (u_char) + sizeof (u_short))





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/*





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 * UPAP codes.





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 */





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#define UPAP_AUTHREQ 1 /* Authenticate-Request */





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#define UPAP_AUTHACK 2 /* Authenticate-Ack */





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#define UPAP_AUTHNAK 3 /* Authenticate-Nak */





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/*





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 * Each interface is described by upap structure.





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 */





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typedef struct upap_state {





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  int us_unit;           /* Interface unit number */





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  const char *us_user;   /* User */





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  int us_userlen;        /* User length */





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  const char *us_passwd; /* Password */





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  int us_passwdlen;      /* Password length */





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  int us_clientstate;    /* Client state */





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  int us_serverstate;    /* Server state */





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  u_char us_id;          /* Current id */





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  int us_timeouttime;    /* Timeout (seconds) for auth-req retrans. */





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  int us_transmits;      /* Number of auth-reqs sent */





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  int us_maxtransmits;   /* Maximum number of auth-reqs to send */





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  int us_reqtimeout;     /* Time to wait for auth-req from peer */





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} upap_state;





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/*





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 * Client states.





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 */





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#define UPAPCS_INITIAL 0 /* Connection down */





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#define UPAPCS_CLOSED  1 /* Connection up, haven't requested auth */





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#define UPAPCS_PENDING 2 /* Connection down, have requested auth */





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#define UPAPCS_AUTHREQ 3 /* We've sent an Authenticate-Request */





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#define UPAPCS_OPEN    4 /* We've received an Ack */





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#define UPAPCS_BADAUTH 5 /* We've received a Nak */





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/*





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 * Server states.





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 */





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#define UPAPSS_INITIAL 0 /* Connection down */





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#define UPAPSS_CLOSED  1 /* Connection up, haven't requested auth */





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#define UPAPSS_PENDING 2 /* Connection down, have requested auth */





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#define UPAPSS_LISTEN  3 /* Listening for an Authenticate */





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#define UPAPSS_OPEN    4 /* We've sent an Ack */





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#define UPAPSS_BADAUTH 5 /* We've sent a Nak */





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extern upap_state upap[];





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void upap_authwithpeer  (int, char *, char *);





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void upap_authpeer      (int);





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extern struct protent pap_protent;





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#endif /* PAP_SUPPORT */





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#endif /* PAP_H */