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/* vim: set expandtab ts=4 sw=4: */
/*
* You may redistribute this program and/or modify it under the terms of
* the GNU General Public License as published by the Free Software Foundation,
* either version 3 of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef Ethernet_H
#define Ethernet_H
#include "util/Endian.h"
/** It's not about to change but it makes for more readable code. */
#define Ethernet_ADDRLEN 6
struct Ethernet
{
uint16_t pad;
uint8_t destAddr[Ethernet_ADDRLEN];
uint8_t srcAddr[Ethernet_ADDRLEN];
uint16_t ethertype;
};
#define Ethernet_SIZE 16
Assert_compileTime(sizeof(struct Ethernet) == Ethernet_SIZE);
#define Ethernet_TYPE_IP4 Endian_hostToBigEndian16( 0x0800 )
#define Ethernet_TYPE_ARP Endian_hostToBigEndian16( 0x0806 )
#define Ethernet_TYPE_IP6 Endian_hostToBigEndian16( 0x86DD )
#define Ethernet_TYPE_CJDNS Endian_hostToBigEndian16( 0xFC00 )
#endif