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. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 18 * 3. The name(s) of the authors of this software must not be used to 19 * endorse or promote products derived from this software without 20 * prior written permission. 21 * 22 * 4. Redistributions of any form whatsoever must retain the following 23 * acknowledgment: 24 * "This product includes software developed by Paul Mackerras 25 * <paulus@samba.org>". 26 * 27 * THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO 28 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 29 * AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY 30 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 31 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN 32 * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING 33 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 34 * 35 * $Id: ccp.h,v 1.1.1.1 2008/10/15 03:30:45 james26_jang Exp $ 36 */ 37 38typedef struct ccp_options { 39 bool bsd_compress; /* do BSD Compress? */ 40 bool deflate; /* do Deflate? */ 41 bool predictor_1; /* do Predictor-1? */ 42 bool predictor_2; /* do Predictor-2? */ 43 bool deflate_correct; /* use correct code for deflate? */ 44 bool deflate_draft; /* use draft RFC code for deflate? */ 45 bool lzs; /* do Stac LZS? */ 46 bool mppc; /* do MPPC? */ 47 bool mppe; /* do MPPE? */ 48 bool mppe_40; /* allow 40 bit encryption? */ 49 bool mppe_56; /* allow 56 bit encryption? */ 50 bool mppe_128; /* allow 128 bit encryption? */ 51 bool mppe_stateless; /* allow stateless encryption */ 52 u_short bsd_bits; /* # bits/code for BSD Compress */ 53 u_short deflate_size; /* lg(window size) for Deflate */ 54 u_short lzs_mode; /* LZS check mode */ 55 u_short lzs_hists; /* number of LZS histories */ 56 short method; /* code for chosen compression method */ 57} ccp_options; 58 59extern fsm ccp_fsm[]; 60extern ccp_options ccp_wantoptions[]; 61extern ccp_options ccp_gotoptions[]; 62extern ccp_options ccp_allowoptions[]; 63extern ccp_options ccp_hisoptions[]; 64 65extern struct protent ccp_protent; 66