chap.h revision 50479 
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 * $FreeBSD: head/usr.sbin/ppp/chap.h 50479 1999-08-28 01:35:59Z peter $
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  struct {
43    u_char local[CHAPCHALLENGELEN + AUTHLEN];	/* I invented this one */
44    u_char peer[CHAPCHALLENGELEN + AUTHLEN];	/* Peer gave us this one */
45  } challenge;
46#ifdef HAVE_DES
47  unsigned NTRespSent : 1;		/* Our last response */
48  int peertries;
49#endif
50};
51
52#define descriptor2chap(d) \
53  ((d)->type == CHAP_DESCRIPTOR ? (struct chap *)(d) : NULL)
54#define auth2chap(a) (struct chap *)((char *)a - (int)&((struct chap *)0)->auth)
55
56extern void chap_Init(struct chap *, struct physical *);
57extern void chap_ReInit(struct chap *);
58extern struct mbuf *chap_Input(struct bundle *, struct link *, struct mbuf *);
59