1/* 2 * ccp.h - Definitions for PPP Compression Control Protocol. 3 * 4 * Copyright (c) 1994-2002 Paul Mackerras. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. The name(s) of the authors of this software must not be used to 14 * endorse or promote products derived from this software without 15 * prior written permission. 16 * 17 * 3. Redistributions of any form whatsoever must retain the following 18 * acknowledgment: 19 * "This product includes software developed by Paul Mackerras 20 * <paulus@samba.org>". 21 * 22 * THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO 23 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 24 * AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY 25 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 26 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN 27 * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING 28 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 29 * 30 * $Id: ccp.h,v 1.12 2004/11/04 10:02:26 paulus Exp $ 31 */ 32 33typedef struct ccp_options { 34 bool bsd_compress; /* do BSD Compress? */ 35 bool deflate; /* do Deflate? */ 36 bool predictor_1; /* do Predictor-1? */ 37 bool predictor_2; /* do Predictor-2? */ 38 bool deflate_correct; /* use correct code for deflate? */ 39 bool deflate_draft; /* use draft RFC code for deflate? */ 40 bool lzs; /* do Stac LZS? */ 41 bool mppc; /* do MPPC? */ 42 bool mppe; /* do MPPE? */ 43 bool mppe_40; /* allow 40 bit encryption? */ 44 bool mppe_56; /* allow 56 bit encryption? */ 45 bool mppe_128; /* allow 128 bit encryption? */ 46 bool mppe_stateless; /* allow stateless encryption */ 47 u_short bsd_bits; /* # bits/code for BSD Compress */ 48 u_short deflate_size; /* lg(window size) for Deflate */ 49 u_short lzs_mode; /* LZS check mode */ 50 u_short lzs_hists; /* number of LZS histories */ 51 short method; /* code for chosen compression method */ 52} ccp_options; 53 54extern fsm ccp_fsm[]; 55extern ccp_options ccp_wantoptions[]; 56extern ccp_options ccp_gotoptions[]; 57extern ccp_options ccp_allowoptions[]; 58extern ccp_options ccp_hisoptions[]; 59 60extern struct protent ccp_protent; 61