ppp-2.4.3/include/net/if_ppp.h - platform/external/ppp - Git at Google

 /*	$Id: if_ppp.h,v 1.19 2002/12/06 09:49:15 paulus Exp $	*/

 /*
  * if_ppp.h - Point-to-Point Protocol definitions.
  *
  * Copyright (c) 1984-2000 Carnegie Mellon University. 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. 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. The name "Carnegie Mellon University" must not be used to
  *    endorse or promote products derived from this software without
  *    prior written permission. For permission or any legal
  *    details, please contact
  *      Office of Technology Transfer
  *      Carnegie Mellon University
  *      5000 Forbes Avenue
  *      Pittsburgh, PA  15213-3890
  *      (412) 268-4387, fax: (412) 268-7395
  *      tech-transfer@andrew.cmu.edu
  *
  * 4. Redistributions of any form whatsoever must retain the following
  *    acknowledgment:
  *    "This product includes software developed by Computing Services
  *     at Carnegie Mellon University (http://www.cmu.edu/computing/)."
  *
  * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
  * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
  * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY 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.
  */

 #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_ */
	/* $Id: if_ppp.h,v 1.19 2002/12/06 09:49:15 paulus Exp $ */

	/*
	* if_ppp.h - Point-to-Point Protocol definitions.
	*
	* Copyright (c) 1984-2000 Carnegie Mellon University. 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. 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. The name "Carnegie Mellon University" must not be used to
	* endorse or promote products derived from this software without
	* prior written permission. For permission or any legal
	* details, please contact
	* Office of Technology Transfer
	* Carnegie Mellon University
	* 5000 Forbes Avenue
	* Pittsburgh, PA 15213-3890
	* (412) 268-4387, fax: (412) 268-7395
	* tech-transfer@andrew.cmu.edu
	*
	* 4. Redistributions of any form whatsoever must retain the following
	* acknowledgment:
	* "This product includes software developed by Computing Services
	* at Carnegie Mellon University (http://www.cmu.edu/computing/)."
	*
	* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
	* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
	* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY 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.
	*/

	#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_ */