ifeq ($(subdir),socket)

sysdep_headers += net/ethernet.h net/if_arp.h net/if_ether.h net/if_ppp.h \

		  net/route.h

endif

/* Copyright (C) 1997 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, write to the Free

   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA

   02111-1307 USA.  */

/* Based on the FreeBSD version of this file. Curiously, that file

   lacks a copyright in the header. */

#ifndef __NET_ETHERNET_H

#define __NET_ETHERNET_H 1

#include <sys/cdefs.h>

#include <sys/types.h>

#include <net/if_ether.h>     /* IEEE 802.3 Ethernet constants */

__BEGIN_DECLS

/* This is a name for the 48 bit ethernet address available on many

   systems.  */

struct ether_addr

{

  u_int8_t ether_addr_octet[ETH_ALEN];

};

/* 10Mb/s ethernet header */

struct ether_header

{

  u_int8_t  ether_dhost[ETH_ALEN];	/* destination eth addr	*/

  u_int8_t  ether_shost[ETH_ALEN];	/* source ether addr	*/

  u_int16_t ether_type;		        /* packet type ID field	*/

};

/* Ethernet protocol ID's */

#define	ETHERTYPE_PUP		0x0200          /* Xerox PUP */

#define	ETHERTYPE_IP		0x0800		/* IP */

#define	ETHERTYPE_ARP		0x0806		/* Address resolution */

#define	ETHERTYPE_REVARP	0x8035		/* Reverse ARP */

#define	ETHER_ADDR_LEN	ETH_ALEN                 /* size of ethernet addr */

#define	ETHER_TYPE_LEN	2                        /* bytes in type field */

#define	ETHER_CRC_LEN	4                        /* bytes in CRC field */

#define	ETHER_HDR_LEN	ETH_HLEN                 /* total octets in header */

#define	ETHER_MIN_LEN	(ETH_ZLEN + ETH_CRC_LEN) /* min packet length */

#define	ETHER_MAX_LEN	(ETH_FRAME_LEN + ETH_CRC_LEN) /* max packet length */

/* make sure ethenet length is valid */

#define	ETHER_IS_VALID_LEN(foo)	\

	((foo) >= ETHER_MIN_LEN && (foo) <= ETHER_MAX_LEN)

/*

 * The ETHERTYPE_NTRAILER packet types starting at ETHERTYPE_TRAIL have

 * (type-ETHERTYPE_TRAIL)*512 bytes of data followed

 * by an ETHER type (as given above) and then the (variable-length) header.

 */

#define	ETHERTYPE_TRAIL		0x1000		/* Trailer packet */

#define	ETHERTYPE_NTRAILER	16

#define	ETHERMTU	ETH_DATA_LEN

#define	ETHERMIN	(ETHER_MIN_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN)

__END_DECLS

#endif /* net/ethernet.h */

/* Definitions for Address Resolution Protocol.

   Copyright (C) 1997 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, write to the Free

   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA

   02111-1307 USA.  */

/* Based on the 4.4BSD and Linux version of this file.  */

#ifndef _NET_IF_ARP_H

#define _NET_IF_ARP_H 1

#include <sys/cdefs.h>

#include <sys/types.h>

#include <sys/socket.h>

__BEGIN_DECLS

/* Some internals from deep down in the kernel.  */

#define MAX_ADDR_LEN	7

/* This structure defines an ethernet arp header.  */

/* ARP protocol opcodes. */

#define	ARPOP_REQUEST	1		/* ARP request.  */

#define	ARPOP_REPLY	2		/* ARP reply.  */

#define	ARPOP_RREQUEST	3		/* RARP request.  */

#define	ARPOP_RREPLY	4		/* RARP reply.  */

/* See RFC 826 for protocol description.  ARP packets are variable

   in size; the arphdr structure defines the fixed-length portion.

   Protocol type values are the same as those for 10 Mb/s Ethernet.

   It is followed by the variable-sized fields ar_sha, arp_spa,

   arp_tha and arp_tpa in that order, according to the lengths

   specified.  Field names used correspond to RFC 826.  */

struct arphdr

  {

    unsigned short int ar_hrd;		/* Format of hardware address.  */

    unsigned short int ar_pro;		/* Format of protocol address.  */

    unsigned char ar_hln;		/* Length of hardware address.  */

    unsigned char ar_pln;		/* Length of protocol address.  */

    unsigned short int ar_op;		/* ARP opcode (command).  */

#if 0

    /* Ethernet looks like this : This bit is variable sized

       however...  */

    unsigned char __ar_sha[ETH_ALEN];	/* Sender hardware address.  */

    unsigned char __ar_sip[4];		/* Sender IP address.  */

    unsigned char __ar_tha[ETH_ALEN];	/* Target hardware address.  */

    unsigned char __ar_tip[4];		/* Target IP address.  */

#endif

  };

/* ARP protocol HARDWARE identifiers. */

#define ARPHRD_NETROM	0		/* From KA9Q: NET/ROM pseudo. */

#define ARPHRD_ETHER 	1		/* Ethernet 10Mbps.  */

#define	ARPHRD_EETHER	2		/* Experimental Ethernet.  */

#define	ARPHRD_AX25	3		/* AX.25 Level 2.  */

#define	ARPHRD_PRONET	4		/* PROnet token ring.  */

#define	ARPHRD_CHAOS	5		/* Chaosnet.  */

#define	ARPHRD_IEEE802	6		/* IEEE 802.2 Ethernet/TR/TB.  */

#define	ARPHRD_ARCNET	7		/* ARCnet.  */

#define	ARPHRD_APPLETLK	8		/* APPLEtalk.  */

#define ARPHRD_DLCI	15		/* Frame Relay DLCI.  */

#define ARPHRD_METRICOM	23		/* Metricom STRIP (new IANA id).  */

/* Dummy types for non ARP hardware */

#define ARPHRD_SLIP	256

#define ARPHRD_CSLIP	257

#define ARPHRD_SLIP6	258

#define ARPHRD_CSLIP6	259

#define ARPHRD_RSRVD	260		/* Notional KISS type.  */

#define ARPHRD_ADAPT	264

#define ARPHRD_ROSE	270

#define ARPHRD_X25	271		/* CCITT X.25.  */

#define ARPHRD_PPP	512

#define ARPHRD_HDLC	513		/* (Cisco) HDLC.  */

#define ARPHRD_LAPB	516		/* LAPB.  */

#define ARPHRD_TUNNEL	768		/* IPIP tunnel.  */

#define ARPHRD_TUNNEL6	769		/* IPIP6 tunnel.  */

#define ARPHRD_FRAD	770             /* Frame Relay Access Device.  */

#define ARPHRD_SKIP	771		/* SKIP vif.  */

#define ARPHRD_LOOPBACK	772		/* Loopback device.  */

#define ARPHRD_LOCALTLK 773		/* Localtalk device.  */

#define ARPHRD_FDDI	774		/* Fiber Distributed Data Interface. */

#define ARPHRD_BIF      775             /* AP1000 BIF.  */

#define ARPHRD_SIT	776		/* sit0 device - IPv6-in-IPv4.  */

/* ARP ioctl request.  */

struct arpreq

  {

    struct sockaddr arp_pa;		/* Protocol address.  */

    struct sockaddr arp_ha;		/* Hardware address.  */

    int arp_flags;			/* Flags.  */

    struct sockaddr arp_netmask;	/* Netmask (only for proxy arps).  */

    char arp_dev[16];

  };

/* ARP Flag values.  */

#define ATF_COM		0x02		/* Completed entry (ha valid).  */

#define	ATF_PERM	0x04		/* Permanent entry.  */

#define	ATF_PUBL	0x08		/* Publish entry.  */

#define	ATF_USETRAILERS	0x10		/* Has requested trailers.  */

#define ATF_NETMASK     0x20            /* Want to use a netmask (only

					   for proxy entries).  */

#define ATF_DONTPUB	0x40		/* Don't answer this addresses.  */

#define ATF_MAGIC	0x80		/* Automatically added entry.  */

/* Support for the user space arp daemon, arpd.  */

#define ARPD_UPDATE	0x01

#define ARPD_LOOKUP	0x02

#define ARPD_FLUSH	0x03

struct arpd_request

  {

    unsigned short int req;		/* Request type.  */

    u_int32_t ip;			/* IP address of entry.  */

    unsigned long int dev;		/* Device entry is tied to.  */

    unsigned long int stamp;

    unsigned long int updated;

    unsigned char ha[MAX_ADDR_LEN];	/* Hardware address.  */

  };

__END_DECLS

#endif	/* net/if_arp.h */

/* Copyright (C) 1997 Free Software Foundation, Inc..

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, write to the Free

   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA

   02111-1307 USA.  */

/* Based on the 4.4BSD and Linux version of this file.  */

#ifndef _NET_ROUTE_H

#define _NET_ROUTE_H	1

#include <features.h>

#include <sys/socket.h>

#include <sys/types.h>

#include <netinet/in.h>

/* This structure gets passed by the SIOCADDRT and SIOCDELRT calls. */

struct rtentry

  {

    unsigned long int rt_pad1;

    struct sockaddr rt_dst;		/* Target address.  */

    struct sockaddr rt_gateway;		/* Gateway addr (RTF_GATEWAY).  */

    struct sockaddr rt_genmask;		/* Target network mask (IP).  */

    unsigned short int rt_flags;

    short int rt_pad2;

    unsigned long int rt_pad3;

    unsigned char rt_tos;

    unsigned char rt_class;

    short int rt_pad4;

    short int rt_metric;		/* +1 for binary compatibility!  */

    char *rt_dev;			/* Forcing the device at add.  */

    unsigned long int rt_mtu;		/* Per route MTU/Window.  */

    unsigned long int rt_window;	/* Window clamping.  */

    unsigned short int rt_irtt;		/* Initial RTT.  */

  };

/* Compatibility hack.  */

#define rt_mss	rt_mtu

struct in6_rtmsg

  {

    struct in6_addr rtmsg_dst;

    struct in6_addr rtmsg_src;

    struct in6_addr rtmsg_gateway;

    u_int32_t rtmsg_type;

    u_int16_t rtmsg_dst_len;

    u_int16_t rtmsg_src_len;

    u_int32_t rtmsg_metric;

    unsigned long int rtmsg_info;

    u_int32_t rtmsg_flags;

    int rtmsg_ifindex;

  };

#define	RTF_UP		0x0001		/* Route usable.  */

#define	RTF_GATEWAY	0x0002		/* Destination is a gateway.  */

#define	RTF_HOST	0x0004		/* Host entry (net otherwise).  */

#define RTF_REINSTATE	0x0008		/* Reinstate route after timeout.  */

#define	RTF_DYNAMIC	0x0010		/* Created dyn. (by redirect).  */

#define	RTF_MODIFIED	0x0020		/* Modified dyn. (by redirect).  */

#define RTF_MTU		0x0040		/* Specific MTU for this route.  */

#define RTF_MSS		RTF_MTU		/* Compatibility.  */

#define RTF_WINDOW	0x0080		/* Per route window clamping.  */

#define RTF_IRTT	0x0100		/* Initial round trip time.  */

#define RTF_REJECT	0x0200		/* Reject route.  */

#define	RTF_STATIC	0x0400		/* Manually injected route.  */

#define	RTF_XRESOLVE	0x0800		/* External resolver.  */

#define RTF_NOFORWARD   0x1000		/* Forwarding inhibited.  */

#define RTF_THROW	0x2000		/* Go to next class.  */

#define RTF_NOPMTUDISC  0x4000		/* Do not send packets with DF.  */

/* for IPv6 */

#define RTF_DEFAULT	0x00010000	/* default - learned via ND	*/

#define RTF_ALLONLINK	0x00020000	/* fallback, no routers on link	*/

#define RTF_ADDRCONF	0x00040000	/* addrconf route - RA		*/

#define RTF_LINKRT	0x00100000	/* link specific - device match	*/

#define RTF_NONEXTHOP	0x00200000	/* route with no nexthop	*/

#define RTF_CACHE	0x01000000	/* cache entry			*/

#define RTF_FLOW	0x02000000	/* flow significant route	*/

#define RTF_POLICY	0x04000000	/* policy route			*/

#define RTCF_VALVE	0x00200000

#define RTCF_MASQ	0x00400000

#define RTCF_NAT	0x00800000

#define RTCF_DOREDIRECT 0x01000000

#define RTCF_LOG	0x02000000

#define RTCF_DIRECTSRC	0x04000000

#define RTF_LOCAL	0x80000000

#define RTF_INTERFACE	0x40000000

#define RTF_MULTICAST	0x20000000

#define RTF_BROADCAST	0x10000000

#define RTF_NAT		0x08000000

#define RTF_ADDRCLASSMASK	0xF8000000

#define RT_ADDRCLASS(flags)	((__u_int32_t) flags >> 23)

#define RT_TOS(tos)		((tos) & IPTOS_TOS_MASK)

#define RT_LOCALADDR(flags)	((flags & RTF_ADDRCLASSMASK) \

				 == (RTF_LOCAL|RTF_INTERFACE))

#define RT_CLASS_UNSPEC		0

#define RT_CLASS_DEFAULT	253

#define RT_CLASS_MAIN		254

#define RT_CLASS_LOCAL		255

#define RT_CLASS_MAX		255

#define RTMSG_ACK		NLMSG_ACK

#define RTMSG_OVERRUN		NLMSG_OVERRUN

#define RTMSG_NEWDEVICE		0x11

#define RTMSG_DELDEVICE		0x12

#define RTMSG_NEWROUTE		0x21

#define RTMSG_DELROUTE		0x22

#define RTMSG_NEWRULE		0x31

#define RTMSG_DELRULE		0x32

#define RTMSG_CONTROL		0x40

#define RTMSG_AR_FAILED		0x51	/* Address Resolution failed.  */

#endif /* net/route.h */

/*	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 */