usr.sbin/pppd/ccp.h

   1 /*
   2  * ccp.h - Definitions for PPP Compression Control Protocol.
   3  *
   4  * Copyright (c) 1994 The Australian National University.
   5  * All rights reserved.
   6  *
   7  * Permission to use, copy, modify, and distribute this software and its
   8  * documentation is hereby granted, provided that the above copyright
   9  * notice appears in all copies.  This software is provided without any
  10  * warranty, express or implied. The Australian National University
  11  * makes no representations about the suitability of this software for
  12  * any purpose.
  13  *
  14  * IN NO EVENT SHALL THE AUSTRALIAN NATIONAL UNIVERSITY BE LIABLE TO ANY
  15  * PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
  16  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
  17  * THE AUSTRALIAN NATIONAL UNIVERSITY HAVE BEEN ADVISED OF THE POSSIBILITY
  18  * OF SUCH DAMAGE.
  19  *
  20  * THE AUSTRALIAN NATIONAL UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES,
  21  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
  22  * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
  23  * ON AN "AS IS" BASIS, AND THE AUSTRALIAN NATIONAL UNIVERSITY HAS NO
  24  * OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS,
  25  * OR MODIFICATIONS.
  26  *
  27  * $FreeBSD: src/usr.sbin/pppd/ccp.h,v 1.8 1999/08/28 01:19:00 peter Exp $
  28  * $DragonFly: src/usr.sbin/pppd/ccp.h,v 1.2 2003/06/17 04:30:01 dillon Exp $
  29  */
  30
  31 typedef struct ccp_options {
  32     u_int bsd_compress: 1;      /* do BSD Compress? */
  33     u_int deflate: 1;           /* do Deflate? (RFC code) */
  34     u_int baddeflate: 1;        /* do Deflate? (Magnalink!) */
  35     u_int predictor_1: 1;       /* do Predictor-1? */
  36     u_int predictor_2: 1;       /* do Predictor-2? */
  37     u_int deflate_correct: 1;   /* use correct code for deflate? */
  38     u_int deflate_draft: 1;     /* use draft RFC code for deflate? */
  39     u_short bsd_bits;           /* # bits/code for BSD Compress */
  40     u_short deflate_size;       /* lg(window size) for Deflate */
  41     u_short baddeflate_size;    /* lg(window size) for Deflate */
  42     short method;               /* code for chosen compression method */
  43 } ccp_options;
  44
  45 extern fsm ccp_fsm[];
  46 extern ccp_options ccp_wantoptions[];
  47 extern ccp_options ccp_gotoptions[];
  48 extern ccp_options ccp_allowoptions[];
  49 extern ccp_options ccp_hisoptions[];
  50
  51 extern struct protent ccp_protent;