headers/private/net/ethernet.h

   1 /*
   2  * Copyright 2006-2010, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef ETHERNET_H
   6 #define ETHERNET_H
   7
   8
   9 #include <SupportDefs.h>
  10
  11
  12 #define ETHER_ADDRESS_LENGTH    6
  13 #define ETHER_CRC_LENGTH                4
  14 #define ETHER_HEADER_LENGTH             14
  15
  16 #define ETHER_MIN_FRAME_SIZE    64
  17 #define ETHER_MAX_FRAME_SIZE    1514
  18
  19 struct ether_header {
  20         uint8   destination[ETHER_ADDRESS_LENGTH];
  21         uint8   source[ETHER_ADDRESS_LENGTH];
  22         uint16  type;
  23 } _PACKED;
  24
  25
  26 // ethernet types
  27 #define ETHER_TYPE_IP                           0x0800
  28 #define ETHER_TYPE_ARP                          0x0806
  29 #define ETHER_TYPE_IPX                          0x8137
  30 #define ETHER_TYPE_IPV6                         0x86dd
  31 #define ETHER_TYPE_PPPOE_DISCOVERY      0x8863  // PPPoE discovery stage
  32 #define ETHER_TYPE_PPPOE                        0x8864  // PPPoE session stage
  33
  34
  35 #endif  // ETHERNET_H