| /****************************************************************************** |
| * |
| * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of version 2 of the GNU General Public License as |
| * published by the Free Software Foundation. |
| * |
| * 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, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| * |
| * |
| ******************************************************************************/ |
| /*! \file */ |
| #ifndef __INC_ETHERNET_H |
| #define __INC_ETHERNET_H |
| |
| #define ETHERNET_ADDRESS_LENGTH 6 /* Ethernet Address Length */ |
| #define ETHERNET_HEADER_SIZE 14 /* Ethernet Header Length */ |
| #define LLC_HEADER_SIZE 6 /* LLC Header Length */ |
| #define TYPE_LENGTH_FIELD_SIZE 2 /* Type/Length Size */ |
| #define MINIMUM_ETHERNET_PACKET_SIZE 60 /* Min Ethernet Packet Size */ |
| #define MAXIMUM_ETHERNET_PACKET_SIZE 1514 /* Max Ethernet Packet Size */ |
| |
| /* Is Multicast Address? */ |
| #define RT_ETH_IS_MULTICAST(_addr) ((((u8 *)(_addr))[0]&0x01) != 0) |
| #define RT_ETH_IS_BROADCAST(_addr) ( \ |
| ((u8 *)(_addr))[0] == 0xff && \ |
| ((u8 *)(_addr))[1] == 0xff && \ |
| ((u8 *)(_addr))[2] == 0xff && \ |
| ((u8 *)(_addr))[3] == 0xff && \ |
| ((u8 *)(_addr))[4] == 0xff && \ |
| ((u8 *)(_addr))[5] == 0xff) /* Is Broadcast Address? */ |
| |
| |
| #endif /* #ifndef __INC_ETHERNET_H */ |
