chap.h revision 43888 
1/*
2 *	    Written by Toshiharu OHNO (tony-o@iij.ad.jp)
3 *
4 *   Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
5 *
6 * Redistribution and use in source and binary forms are permitted
7 * provided that the above copyright notice and this paragraph are
8 * duplicated in all such forms and that any documentation,
9 * advertising materials, and other materials related to such
10 * distribution and use acknowledge that the software was developed
11 * by the Internet Initiative Japan.  The name of the
12 * IIJ may not be used to endorse or promote products derived
13 * from this software without specific prior written permission.
14 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
16 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
17 *
18 * $Id: chap.h,v 1.11 1999/02/06 02:54:44 brian Exp $
19 *
20 *	TODO:
21 */
22
23struct mbuf;
24struct physical;
25
26#define	CHAP_CHALLENGE	1
27#define	CHAP_RESPONSE	2
28#define	CHAP_SUCCESS	3
29#define	CHAP_FAILURE	4
30
31struct chap {
32  struct descriptor desc;
33  struct {
34    pid_t pid;
35    int fd;
36    struct {
37      char ptr[AUTHLEN * 2 + 3];	/* Allow for \r\n at the end (- NUL) */
38      int len;
39    } buf;
40  } child;
41  struct authinfo auth;
42  char challenge[CHAPCHALLENGELEN + AUTHLEN];
43  unsigned using_MSChap : 1;	/* A combination of MD4 & DES */
44};
45
46#define descriptor2chap(d) \
47  ((d)->type == CHAP_DESCRIPTOR ? (struct chap *)(d) : NULL)
48#define auth2chap(a) (struct chap *)((char *)a - (int)&((struct chap *)0)->auth)
49
50extern void chap_Init(struct chap *, struct physical *);
51extern void chap_ReInit(struct chap *);
52extern void chap_Input(struct physical *, struct mbuf *);
53