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01: /* Definitions for use with Linux AF_PACKET sockets.
02:    Copyright (C) 1998, 1999 Free Software Foundation, Inc.
03:    This file is part of the GNU C Library.
04: 
05:    The GNU C Library is free software; you can redistribute it and/or
06:    modify it under the terms of the GNU Lesser General Public
07:    License as published by the Free Software Foundation; either
08:    version 2.1 of the License, or (at your option) any later version.
09: 
10:    The GNU C Library is distributed in the hope that it will be useful,
11:    but WITHOUT ANY WARRANTY; without even the implied warranty of
12:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13:    Lesser General Public License for more details.
14: 
15:    You should have received a copy of the GNU Lesser General Public
16:    License along with the GNU C Library; if not, write to the Free
17:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18:    02111-1307 USA.  */
19: 
20: #ifndef __NETPACKET_PACKET_H
21: #define __NETPACKET_PACKET_H    1
22: 
23: struct sockaddr_ll
24:   {
25:     unsigned short int sll_family;
26:     unsigned short int sll_protocol;
27:     int sll_ifindex;
28:     unsigned short int sll_hatype;
29:     unsigned char sll_pkttype;
30:     unsigned char sll_halen;
31:     unsigned char sll_addr[8];
32:   };
33: 
34: /* Packet types.  */
35: 
36: #define PACKET_HOST             0               /* To us.  */
37: #define PACKET_BROADCAST        1               /* To all.  */
38: #define PACKET_MULTICAST        2               /* To group.  */
39: #define PACKET_OTHERHOST        3               /* To someone else.  */
40: #define PACKET_OUTGOING         4               /* Originated by us . */
41: #define PACKET_LOOPBACK         5
42: #define PACKET_FASTROUTE        6
43: 
44: /* Packet socket options.  */
45: 
46: #define PACKET_ADD_MEMBERSHIP           1
47: #define PACKET_DROP_MEMBERSHIP          2
48: #define PACKET_RECV_OUTPUT              3
49: #define PACKET_RX_RING                  5
50: #define PACKET_STATISTICS               6
51: 
52: struct packet_mreq
53:   {
54:     int mr_ifindex;
55:     unsigned short int mr_type;
56:     unsigned short int mr_alen;
57:     unsigned char mr_address[8];
58:   };
59: 
60: #define PACKET_MR_MULTICAST     0
61: #define PACKET_MR_PROMISC       1
62: #define PACKET_MR_ALLMULTI      2
63: 
64: #endif  /* netpacket/packet.h */
65: 

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