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ethernet.h
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/*====================================================================*
*
* Copyright (c) 2011 by Qualcomm Atheros.
*
* Permission to use, copy, modify, and/or distribute this software
* for any purpose with or without fee is hereby granted, provided
* that the above copyright notice and this permission notice appear
* in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*--------------------------------------------------------------------*/
/*====================================================================*
*
* ethernet.h - substitute net/ethernet.h for systems without one;
*
*. Intellon INT6000 Linux Toolkit for HomePlug AV;
*: Published 2006-2009 by Intellon Corp. ALL RIGHTS RESERVED;
*; For demonstration; Not for production use;
*
*--------------------------------------------------------------------*/
#ifndef ETHERNET_HEADER
#define ETHERNET_HEADER
/*====================================================================*
* system header files;
*--------------------------------------------------------------------*/
#include <stdint.h>
/*====================================================================*
* Ethernet frame lengths;
*--------------------------------------------------------------------*/
#define ETHER_ADDR_LEN 6
#define ETHER_TYPE_LEN 2
#define ETHER_CRC_LEN 4
#define ETHER_HDR_LEN (ETHER_ADDR_LEN + ETHER_ADDR_LEN + ETHER_TYPE_LEN)
#define ETHER_MIN_LEN 64
#define ETHER_MAX_LEN 1518
#define ETHERMTU 1500
#define ETHERMIN (ETHER_MIN_LEN - ETHER_HDR_LEN - ETHER_CRC_LEN)
/*====================================================================*
* Ethernet type/length field values;
*--------------------------------------------------------------------*/
#define ETHERTYPE_PUP 0x0200
#define ETHERTYPE_IP 0x0800
#define ETHERTYPE_ARP 0x0806
#define ETHERTYPE_REVARP 0x8035
#define ETHERTYPE_VLAN 0x8100
#define ETHERTYPE_IPV6 0x86dd
#define ETHERTYPE_LOOPBACK 0x9000
#define ETHERTYPE_HP10 0x887B
#define ETHERTYPE_HPAV 0x88E1
/*====================================================================*
* Ethernet frame structure;
*--------------------------------------------------------------------*/
#pragma pack (push, 1)
struct ether_header
{
uint8_t ether_dhost [ETHER_ADDR_LEN];
uint8_t ether_shost [ETHER_ADDR_LEN];
uint16_t ether_type;
};
#pragma pack (pop)
/*====================================================================*
*
*--------------------------------------------------------------------*/
#endif
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