37 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
	
	
| /******************************************************************************
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|  *
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|  * Copyright(c) 2007 - 2017 Realtek Corporation.
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|  *
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|  * This program is free software; you can redistribute it and/or modify it
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|  * under the terms of version 2 of the GNU General Public License as
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|  * published by the Free Software Foundation.
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|  *
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|  * This program is distributed in the hope that it will be useful, but WITHOUT
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|  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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|  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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|  * more details.
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|  *
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|  *****************************************************************************/
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| /*! \file */
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| #ifndef __INC_ETHERNET_H
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| #define __INC_ETHERNET_H
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| 
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| #define ETHERNET_ADDRESS_LENGTH				6		/* !< Ethernet Address Length */
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| #define ETHERNET_HEADER_SIZE				14		/* !< Ethernet Header Length */
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| #define LLC_HEADER_SIZE						6		/* !< LLC Header Length */
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| #define TYPE_LENGTH_FIELD_SIZE				2		/* !< Type/Length Size */
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| #define MINIMUM_ETHERNET_PACKET_SIZE		60		/* !< Minimum Ethernet Packet Size */
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| #define MAXIMUM_ETHERNET_PACKET_SIZE		1514	/* !< Maximum Ethernet Packet Size */
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| 
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| #define RT_ETH_IS_MULTICAST(_pAddr)	((((u8 *)(_pAddr))[0]&0x01) != 0)		/* !< Is Multicast Address? */
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| #define RT_ETH_IS_BROADCAST(_pAddr)	(\
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| 		((u8 *)(_pAddr))[0] == 0xff	&&		\
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| 		((u8 *)(_pAddr))[1] == 0xff	&&		\
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| 		((u8 *)(_pAddr))[2] == 0xff	&&		\
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| 		((u8 *)(_pAddr))[3] == 0xff	&&		\
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| 		((u8 *)(_pAddr))[4] == 0xff	&&		\
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| 		((u8 *)(_pAddr))[5] == 0xff)	/* !< Is Broadcast Address? */
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| 
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| 
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| #endif /*  #ifndef __INC_ETHERNET_H */
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