include/linux/if_packet.h

   1 #ifndef __LINUX_IF_PACKET_H
   2 #define __LINUX_IF_PACKET_H
   3
   4 struct sockaddr_pkt
   5 {
   6         unsigned short spkt_family;
   7         unsigned char spkt_device[14];
   8         unsigned short spkt_protocol;
   9 };
  10
  11 struct sockaddr_ll
  12 {
  13         unsigned short  sll_family;
  14         unsigned short  sll_protocol;
  15         int             sll_ifindex;
  16         unsigned short  sll_hatype;
  17         unsigned char   sll_pkttype;
  18         unsigned char   sll_halen;
  19         unsigned char   sll_addr[8];
  20 };
  21
  22 /* Packet types */
  23
  24 #define PACKET_HOST             0               /* To us                */
  25 #define PACKET_BROADCAST        1               /* To all               */
  26 #define PACKET_MULTICAST        2               /* To group             */
  27 #define PACKET_OTHERHOST        3               /* To someone else      */
  28 #define PACKET_OUTGOING         4               /* Outgoing of any type */
  29 /* These ones are invisible by user level */
  30 #define PACKET_LOOPBACK         5               /* MC/BRD frame looped back */
  31 #define PACKET_FASTROUTE        6               /* Fastrouted frame     */
  32
  33 /* Packet socket options */
  34
  35 #define PACKET_ADD_MEMBERSHIP           1
  36 #define PACKET_DROP_MEMBERSHIP          2
  37
  38 struct packet_mreq
  39 {
  40         int             mr_ifindex;
  41         unsigned short  mr_type;
  42         unsigned short  mr_alen;
  43         unsigned char   mr_address[8];
  44 };
  45
  46 #define PACKET_MR_MULTICAST     0
  47 #define PACKET_MR_PROMISC       1
  48 #define PACKET_MR_ALLMULTI      2
  49
  50 #endif