1*4882a593Smuzhiyun /****************************************************************************** 2*4882a593Smuzhiyun * 3*4882a593Smuzhiyun * Copyright(c) 2007 - 2017 Realtek Corporation. 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * This program is free software; you can redistribute it and/or modify it 6*4882a593Smuzhiyun * under the terms of version 2 of the GNU General Public License as 7*4882a593Smuzhiyun * published by the Free Software Foundation. 8*4882a593Smuzhiyun * 9*4882a593Smuzhiyun * This program is distributed in the hope that it will be useful, but WITHOUT 10*4882a593Smuzhiyun * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11*4882a593Smuzhiyun * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12*4882a593Smuzhiyun * more details. 13*4882a593Smuzhiyun * 14*4882a593Smuzhiyun *****************************************************************************/ 15*4882a593Smuzhiyun /*! \file */ 16*4882a593Smuzhiyun #ifndef __INC_ETHERNET_H 17*4882a593Smuzhiyun #define __INC_ETHERNET_H 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun #define ETHERNET_ADDRESS_LENGTH 6 /* !< Ethernet Address Length */ 20*4882a593Smuzhiyun #define ETHERNET_HEADER_SIZE 14 /* !< Ethernet Header Length */ 21*4882a593Smuzhiyun #define LLC_HEADER_SIZE 6 /* !< LLC Header Length */ 22*4882a593Smuzhiyun #define TYPE_LENGTH_FIELD_SIZE 2 /* !< Type/Length Size */ 23*4882a593Smuzhiyun #define MINIMUM_ETHERNET_PACKET_SIZE 60 /* !< Minimum Ethernet Packet Size */ 24*4882a593Smuzhiyun #define MAXIMUM_ETHERNET_PACKET_SIZE 1514 /* !< Maximum Ethernet Packet Size */ 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun #define RT_ETH_IS_MULTICAST(_pAddr) ((((u8 *)(_pAddr))[0]&0x01) != 0) /* !< Is Multicast Address? */ 27*4882a593Smuzhiyun #define RT_ETH_IS_BROADCAST(_pAddr) (\ 28*4882a593Smuzhiyun ((u8 *)(_pAddr))[0] == 0xff && \ 29*4882a593Smuzhiyun ((u8 *)(_pAddr))[1] == 0xff && \ 30*4882a593Smuzhiyun ((u8 *)(_pAddr))[2] == 0xff && \ 31*4882a593Smuzhiyun ((u8 *)(_pAddr))[3] == 0xff && \ 32*4882a593Smuzhiyun ((u8 *)(_pAddr))[4] == 0xff && \ 33*4882a593Smuzhiyun ((u8 *)(_pAddr))[5] == 0xff) /* !< Is Broadcast Address? */ 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun #endif /* #ifndef __INC_ETHERNET_H */ 37