/*	From: if_ppp.h,v 1.3 1995/06/12 11:36:50 paulus Exp *//* * if_ppp.h - Point-to-Point Protocol definitions. * * Copyright (c) 1989 Carnegie Mellon University.  * * 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. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in the *    documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors *    may be used to endorse or promote products derived from this software *    without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY AND * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * *//* *  ==FILEVERSION 960926== * *  NOTE TO MAINTAINERS: *     If you modify this file at all, please set the above date. *     if_ppp.h is shipped with a PPP distribution as well as with the kernel; *     if everyone increases the FILEVERSION number above, then scripts *     can do the right thing when deciding whether to install a new if_ppp.h *     file.  Don't change the format of that line otherwise, so the *     installation script can recognize it. */#ifndef __NET_IF_PPP_H#define __NET_IF_PPP_H 1#include <sys/types.h>#include <sys/cdefs.h>#include <net/if.h>#include <sys/ioctl.h>#include <net/ppp_defs.h>__BEGIN_DECLS/* * Packet sizes */#define	PPP_MTU		1500	/* Default MTU (size of Info field) */#define PPP_MAXMRU	65000	/* Largest MRU we allow */#define PPP_VERSION	"2.2.0"#define PPP_MAGIC	0x5002	/* Magic value for the ppp structure */#define PROTO_IPX	0x002b	/* protocol numbers */#define PROTO_DNA_RT    0x0027  /* DNA Routing *//* * Bit definitions for flags. */#define SC_COMP_PROT	0x00000001	/* protocol compression (output) */#define SC_COMP_AC	0x00000002	/* header compression (output) */#define	SC_COMP_TCP	0x00000004	/* TCP (VJ) compression (output) */#define SC_NO_TCP_CCID	0x00000008	/* disable VJ connection-id comp. */#define SC_REJ_COMP_AC	0x00000010	/* reject adrs/ctrl comp. on input */#define SC_REJ_COMP_TCP	0x00000020	/* reject TCP (VJ) comp. on input */#define SC_CCP_OPEN	0x00000040	/* Look at CCP packets */#define SC_CCP_UP	0x00000080	/* May send/recv compressed packets */#define SC_ENABLE_IP	0x00000100	/* IP packets may be exchanged */#define SC_COMP_RUN	0x00001000	/* compressor has been inited */#define SC_DECOMP_RUN	0x00002000	/* decompressor has been inited */#define SC_DEBUG	0x00010000	/* enable debug messages */#define SC_LOG_INPKT	0x00020000	/* log contents of good pkts recvd */#define SC_LOG_OUTPKT	0x00040000	/* log contents of pkts sent */#define SC_LOG_RAWIN	0x00080000	/* log all chars received */#define SC_LOG_FLUSH	0x00100000	/* log all chars flushed */#define	SC_MASK		0x0fE0ffff	/* bits that user can change *//* state bits */#define	SC_ESCAPED	0x80000000	/* saw a PPP_ESCAPE */#define	SC_FLUSH	0x40000000	/* flush input until next PPP_FLAG */#define SC_VJ_RESET	0x20000000	/* Need to reset the VJ decompressor */#define SC_XMIT_BUSY	0x10000000	/* ppp_write_wakeup is active */#define SC_RCV_ODDP	0x08000000	/* have rcvd char with odd parity */#define SC_RCV_EVNP	0x04000000	/* have rcvd char with even parity */#define SC_RCV_B7_1	0x02000000	/* have rcvd char with bit 7 = 1 */#define SC_RCV_B7_0	0x01000000	/* have rcvd char with bit 7 = 0 */#define SC_DC_FERROR	0x00800000	/* fatal decomp error detected */#define SC_DC_ERROR	0x00400000	/* non-fatal decomp error detected *//* * Ioctl definitions. */struct npioctl {    int		protocol;	/* PPP protocol, e.g. PPP_IP */    enum NPmode	mode;};/* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */struct ppp_option_data {	u_int8_t  *ptr;	u_int32_t length;	int	  transmit;};struct ifpppstatsreq {  struct ifreq	   b;  struct ppp_stats stats;			/* statistic information */};struct ifpppcstatsreq {  struct ifreq		b;  struct ppp_comp_stats stats;};#define ifr__name       b.ifr_ifrn.ifrn_name#define stats_ptr       b.ifr_ifru.ifru_data/* * Ioctl definitions. */#define	PPPIOCGFLAGS	_IOR('t', 90, int)	/* get configuration flags */#define	PPPIOCSFLAGS	_IOW('t', 89, int)	/* set configuration flags */#define	PPPIOCGASYNCMAP	_IOR('t', 88, int)	/* get async map */#define	PPPIOCSASYNCMAP	_IOW('t', 87, int)	/* set async map */#define	PPPIOCGUNIT	_IOR('t', 86, int)	/* get ppp unit number */#define	PPPIOCGRASYNCMAP _IOR('t', 85, int)	/* get receive async map */#define	PPPIOCSRASYNCMAP _IOW('t', 84, int)	/* set receive async map */#define	PPPIOCGMRU	_IOR('t', 83, int)	/* get max receive unit */#define	PPPIOCSMRU	_IOW('t', 82, int)	/* set max receive unit */#define	PPPIOCSMAXCID	_IOW('t', 81, int)	/* set VJ max slot ID */#define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */#define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */#define PPPIOCXFERUNIT	_IO('t', 78)		/* transfer PPP unit */#define PPPIOCSCOMPRESS	_IOW('t', 77, struct ppp_option_data)#define PPPIOCGNPMODE	_IOWR('t', 76, struct npioctl) /* get NP mode */#define PPPIOCSNPMODE	_IOW('t', 75, struct npioctl)  /* set NP mode */#define PPPIOCGDEBUG	_IOR('t', 65, int)	/* Read debug level */#define PPPIOCSDEBUG	_IOW('t', 64, int)	/* Set debug level */#define PPPIOCGIDLE	_IOR('t', 63, struct ppp_idle) /* get idle time */#define SIOCGPPPSTATS   (SIOCDEVPRIVATE + 0)#define SIOCGPPPVER     (SIOCDEVPRIVATE + 1)  /* NEVER change this!! */#define SIOCGPPPCSTATS  (SIOCDEVPRIVATE + 2)#if !defined(ifr_mtu)#define ifr_mtu	ifr_ifru.ifru_metric#endif__END_DECLS#endif /* net/if_ppp.h */