freebsd-src/usr.sbin/pppd/ccp.h
1997-02-22 16:15:28 +00:00

52 lines
2.0 KiB
C

/*
* ccp.h - Definitions for PPP Compression Control Protocol.
*
* Copyright (c) 1994 The Australian National University.
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation is hereby granted, provided that the above copyright
* notice appears in all copies. This software is provided without any
* warranty, express or implied. The Australian National University
* makes no representations about the suitability of this software for
* any purpose.
*
* IN NO EVENT SHALL THE AUSTRALIAN NATIONAL UNIVERSITY BE LIABLE TO ANY
* PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
* THE AUSTRALIAN NATIONAL UNIVERSITY HAVE BEEN ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* THE AUSTRALIAN NATIONAL UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE AUSTRALIAN NATIONAL UNIVERSITY HAS NO
* OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS,
* OR MODIFICATIONS.
*
* $Id$
*/
typedef struct ccp_options {
u_int bsd_compress: 1; /* do BSD Compress? */
u_short bsd_bits; /* # bits/code for BSD Compress */
} ccp_options;
extern fsm ccp_fsm[];
extern ccp_options ccp_wantoptions[];
extern ccp_options ccp_gotoptions[];
extern ccp_options ccp_allowoptions[];
extern ccp_options ccp_hisoptions[];
void ccp_init __P((int unit));
void ccp_open __P((int unit));
void ccp_close __P((int unit));
void ccp_lowerup __P((int unit));
void ccp_lowerdown __P((int));
void ccp_input __P((int unit, u_char *pkt, int len));
void ccp_protrej __P((int unit));
int ccp_printpkt __P((u_char *pkt, int len,
void (*printer) __P((void *, char *, ...)),
void *arg));
void ccp_datainput __P((int unit, u_char *pkt, int len));