| /*- |
| * Copyright (c) 1996 - 2001 Brian Somers <brian@Awfulhak.org> |
| * based on work by Toshiharu OHNO <tony-o@iij.ad.jp> |
| * Internet Initiative Japan, Inc (IIJ) |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND 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 AUTHOR OR 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. |
| * |
| * $FreeBSD: src/usr.sbin/ppp/chap.h,v 1.22.38.1 2010/12/21 17:10:29 kensmith Exp $ |
| */ |
| |
| struct mbuf; |
| struct physical; |
| |
| #define CHAP_CHALLENGE 1 |
| #define CHAP_RESPONSE 2 |
| #define CHAP_SUCCESS 3 |
| #define CHAP_FAILURE 4 |
| |
| struct chap { |
| struct fdescriptor desc; |
| struct { |
| pid_t pid; |
| int fd; |
| struct { |
| char ptr[AUTHLEN * 2 + 3]; /* Allow for \r\n at the end (- NUL) */ |
| int len; |
| } buf; |
| } child; |
| struct authinfo auth; |
| struct { |
| u_char local[CHAPCHALLENGELEN + AUTHLEN]; /* I invented this one */ |
| u_char peer[CHAPCHALLENGELEN + AUTHLEN]; /* Peer gave us this one */ |
| } challenge; |
| #ifndef NODES |
| unsigned NTRespSent : 1; /* Our last response */ |
| int peertries; |
| u_char authresponse[CHAPAUTHRESPONSELEN]; /* CHAP 81 response */ |
| #endif |
| }; |
| |
| #define descriptor2chap(d) \ |
| ((d)->type == CHAP_DESCRIPTOR ? (struct chap *)(d) : NULL) |
| #define auth2chap(a) \ |
| ((struct chap *)((char *)a - (int)&((struct chap *)0)->auth)) |
| |
| struct MSCHAPv2_resp { /* rfc2759 */ |
| char PeerChallenge[16]; |
| char Reserved[8]; |
| char NTResponse[24]; |
| char Flags; |
| }; |
| |
| extern void chap_Init(struct chap *, struct physical *); |
| extern void chap_ReInit(struct chap *); |
| extern struct mbuf *chap_Input(struct bundle *, struct link *, struct mbuf *); |