/***************************************************************************** | |
* pap.h - PPP Password Authentication Protocol header file. | |
* | |
* Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc. | |
* portions Copyright (c) 1997 Global Election Systems Inc. | |
* | |
* The authors hereby grant permission to use, copy, modify, distribute, | |
* and license this software and its documentation for any purpose, provided | |
* that existing copyright notices are retained in all copies and that this | |
* notice and the following disclaimer are included verbatim in any | |
* distributions. No written agreement, license, or royalty fee is required | |
* for any of the authorized uses. | |
* | |
* THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR | |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
* IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, | |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
* | |
****************************************************************************** | |
* REVISION HISTORY | |
* | |
* 03-01-01 Marc Boucher <marc@mbsi.ca> | |
* Ported to lwIP. | |
* 97-12-04 Guy Lancaster <glanca@gesn.com>, Global Election Systems Inc. | |
* Original derived from BSD codes. | |
*****************************************************************************/ | |
/* | |
* upap.h - User/Password Authentication Protocol definitions. | |
* | |
* Copyright (c) 1989 Carnegie Mellon University. | |
* All rights reserved. | |
* | |
* 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. | |
*/ | |
#ifndef PAP_H | |
#define PAP_H | |
/************************* | |
*** PUBLIC DEFINITIONS *** | |
*************************/ | |
/* | |
* Packet header = Code, id, length. | |
*/ | |
#define UPAP_HEADERLEN (sizeof (u_char) + sizeof (u_char) + sizeof (u_short)) | |
/* | |
* UPAP codes. | |
*/ | |
#define UPAP_AUTHREQ 1 /* Authenticate-Request */ | |
#define UPAP_AUTHACK 2 /* Authenticate-Ack */ | |
#define UPAP_AUTHNAK 3 /* Authenticate-Nak */ | |
/* | |
* Client states. | |
*/ | |
#define UPAPCS_INITIAL 0 /* Connection down */ | |
#define UPAPCS_CLOSED 1 /* Connection up, haven't requested auth */ | |
#define UPAPCS_PENDING 2 /* Connection down, have requested auth */ | |
#define UPAPCS_AUTHREQ 3 /* We've sent an Authenticate-Request */ | |
#define UPAPCS_OPEN 4 /* We've received an Ack */ | |
#define UPAPCS_BADAUTH 5 /* We've received a Nak */ | |
/* | |
* Server states. | |
*/ | |
#define UPAPSS_INITIAL 0 /* Connection down */ | |
#define UPAPSS_CLOSED 1 /* Connection up, haven't requested auth */ | |
#define UPAPSS_PENDING 2 /* Connection down, have requested auth */ | |
#define UPAPSS_LISTEN 3 /* Listening for an Authenticate */ | |
#define UPAPSS_OPEN 4 /* We've sent an Ack */ | |
#define UPAPSS_BADAUTH 5 /* We've sent a Nak */ | |
/************************ | |
*** PUBLIC DATA TYPES *** | |
************************/ | |
/* | |
* Each interface is described by upap structure. | |
*/ | |
typedef struct upap_state { | |
int us_unit; /* Interface unit number */ | |
const char *us_user; /* User */ | |
int us_userlen; /* User length */ | |
const char *us_passwd; /* Password */ | |
int us_passwdlen; /* Password length */ | |
int us_clientstate; /* Client state */ | |
int us_serverstate; /* Server state */ | |
u_char us_id; /* Current id */ | |
int us_timeouttime; /* Timeout (seconds) for auth-req retrans. */ | |
int us_transmits; /* Number of auth-reqs sent */ | |
int us_maxtransmits; /* Maximum number of auth-reqs to send */ | |
int us_reqtimeout; /* Time to wait for auth-req from peer */ | |
} upap_state; | |
/*********************** | |
*** PUBLIC FUNCTIONS *** | |
***********************/ | |
extern upap_state upap[]; | |
void upap_setloginpasswd(int unit, const char *luser, const char *lpassword); | |
void upap_authwithpeer (int, char *, char *); | |
void upap_authpeer (int); | |
extern struct protent pap_protent; | |
#endif /* PAP_H */ | |