/*	$Id: if_ppp.h,v 1.18 1999/05/13 00:31:49 paulus Exp $	*//* * if_ppp.h - Point-to-Point Protocol definitions. * * Copyright (c) 1989 Carnegie Mellon University. * All rights reserved. * * Redistribution and use in source and binary forms are permitted * provided that the above copyright notice and this paragraph are * duplicated in all such forms and that any documentation, * advertising materials, and other materials related to such * distribution and use acknowledge that the software was developed * by Carnegie Mellon University.  The name of the * University may not be used to endorse or promote products derived * from this software without specific prior written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. */#ifndef _IF_PPP_H_#define _IF_PPP_H_/* * 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_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_RCV_B7_0	0x01000000	/* have rcvd char with bit 7 = 0 */#define SC_RCV_B7_1	0x02000000	/* have rcvd char with bit 7 = 1 */#define SC_RCV_EVNP	0x04000000	/* have rcvd char with even parity */#define SC_RCV_ODDP	0x08000000	/* have rcvd char with odd parity */#define SC_SYNC		0x00200000	/* use synchronous HDLC framing */#define	SC_MASK		0x0fff00ff	/* bits that user can change *//* * State bits in sc_flags, not changeable by user. */#define SC_TIMEOUT	0x00000400	/* timeout is currently pending */#define SC_VJ_RESET	0x00000800	/* need to reset VJ decomp */#define SC_COMP_RUN	0x00001000	/* compressor has been inited */#define SC_DECOMP_RUN	0x00002000	/* decompressor has been inited */#define SC_DC_ERROR	0x00004000	/* non-fatal decomp error detected */#define SC_DC_FERROR	0x00008000	/* fatal decomp error detected */#define SC_TBUSY	0x10000000	/* xmitter doesn't need a packet yet */#define SC_PKTLOST	0x20000000	/* have lost or dropped a packet */#define	SC_FLUSH	0x40000000	/* flush input until next PPP_FLAG */#define	SC_ESCAPED	0x80000000	/* saw a PPP_ESCAPE *//* * Ioctl definitions. */struct npioctl {    int		protocol;	/* PPP procotol, e.g. PPP_IP */    enum NPmode	mode;};/* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */struct ppp_option_data {	u_char	*ptr;	u_int	length;	int	transmit;};struct ifpppstatsreq {    char ifr_name[IFNAMSIZ];    struct ppp_stats stats;};struct ifpppcstatsreq {    char ifr_name[IFNAMSIZ];    struct ppp_comp_stats stats;};/* * 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 PPPIOCGIDLE	_IOR('t', 74, struct ppp_idle) /* get idle time */#ifdef PPP_FILTER#define PPPIOCSPASS	_IOW('t', 71, struct bpf_program) /* set pass filter */#define PPPIOCSACTIVE	_IOW('t', 70, struct bpf_program) /* set active filt */#endif /* PPP_FILTER *//* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */#define PPPIOCGMTU	_IOR('t', 73, int)	/* get interface MTU */#define PPPIOCSMTU	_IOW('t', 72, int)	/* set interface MTU *//* * These two are interface ioctls so that pppstats can do them on * a socket without having to open the serial device. */#define SIOCGPPPSTATS	_IOWR('i', 123, struct ifpppstatsreq)#define SIOCGPPPCSTATS	_IOWR('i', 122, struct ifpppcstatsreq)#if !defined(ifr_mtu)#define ifr_mtu	ifr_ifru.ifru_metric#endif#if (defined(_KERNEL) || defined(KERNEL)) && !defined(NeXT)void pppattach __P((void));void pppintr __P((void));#endif#endif /* _IF_PPP_H_ */