/usr/include/pppd/ccp.h is in ppp-dev 2.4.7-2+2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | /*
* ccp.h - Definitions for PPP Compression Control Protocol.
*
* Copyright (c) 1994-2002 Paul Mackerras. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. The name(s) of the authors of this software must not be used to
* endorse or promote products derived from this software without
* prior written permission.
*
* 3. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by Paul Mackerras
* <paulus@samba.org>".
*
* THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* $Id: ccp.h,v 1.12 2004/11/04 10:02:26 paulus Exp $
*/
typedef struct ccp_options {
bool bsd_compress; /* do BSD Compress? */
bool deflate; /* do Deflate? */
bool predictor_1; /* do Predictor-1? */
bool predictor_2; /* do Predictor-2? */
bool deflate_correct; /* use correct code for deflate? */
bool deflate_draft; /* use draft RFC code for deflate? */
u_char mppe; /* MPPE bitfield */
u_short bsd_bits; /* # bits/code for BSD Compress */
u_short deflate_size; /* lg(window size) for Deflate */
short method; /* code for chosen compression method */
} 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[];
extern struct protent ccp_protent;
|