/* Definitions for use with Linux AF_PACKET sockets.
Copyright (C) 1998, 1999 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. */

#ifndef __NETPACKET_PACKET_H
#define __NETPACKET_PACKET_H 1

struct sockaddr_ll
{
unsigned short int sll_family;
unsigned short int sll_protocol;
int sll_ifindex;
unsigned short int sll_hatype;
unsigned char sll_pkttype;
unsigned char sll_halen;
unsigned char sll_addr[8];
};

/* Packet types. */

#define PACKET_HOST 0 /* To us. */
#define PACKET_BROADCAST 1 /* To all. */
#define PACKET_MULTICAST 2 /* To group. */
#define PACKET_OTHERHOST 3 /* To someone else. */
#define PACKET_OUTGOING 4 /* Originated by us . */
#define PACKET_LOOPBACK 5
#define PACKET_FASTROUTE 6

/* Packet socket options. */

#define PACKET_ADD_MEMBERSHIP 1
#define PACKET_DROP_MEMBERSHIP 2
#define PACKET_RECV_OUTPUT 3
#define PACKET_RX_RING 5
#define PACKET_STATISTICS 6

struct packet_mreq
{
int mr_ifindex;
unsigned short int mr_type;
unsigned short int mr_alen;
unsigned char mr_address[8];
};

#define PACKET_MR_MULTICAST 0
#define PACKET_MR_PROMISC 1
#define PACKET_MR_ALLMULTI 2

#endif /* netpacket/packet.h */