59 lines
2.2 KiB
C
59 lines
2.2 KiB
C
/*-
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* Copyright (c) 1996 - 2001 Brian Somers <brian@Awfulhak.org>
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* based on work by Toshiharu OHNO <tony-o@iij.ad.jp>
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* Internet Initiative Japan, Inc (IIJ)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* Definition of protocol numbers
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*/
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#define PROTO_IP 0x0021 /* IP */
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#define PROTO_VJUNCOMP 0x002f /* VJ Uncompressed */
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#define PROTO_VJCOMP 0x002d /* VJ Compressed */
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#define PROTO_MP 0x003d /* Multilink fragment */
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#define PROTO_ICOMPD 0x00fb /* Individual link compressed */
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#define PROTO_COMPD 0x00fd /* Compressed datagram */
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#define PROTO_COMPRESSIBLE(p) (((p) & 0xffe1) == 0x21)
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#define PROTO_IPCP 0x8021
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#define PROTO_ICCP 0x80fb
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#define PROTO_CCP 0x80fd
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#define PROTO_LCP 0xc021
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#define PROTO_PAP 0xc023
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#define PROTO_CBCP 0xc029
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#define PROTO_LQR 0xc025
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#define PROTO_CHAP 0xc223
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struct lcp;
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extern int proto_WrapperOctets(struct lcp *, u_short);
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struct mbuf *proto_Prepend(struct mbuf *, u_short, unsigned, int);
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extern struct layer protolayer;
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