74 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			74 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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             LUFA Library
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     Copyright (C) Dean Camera, 2017.
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  dean [at] fourwalledcubicle [dot] com
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           www.lufa-lib.org
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*/
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/*
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  Copyright 2017  Dean Camera (dean [at] fourwalledcubicle [dot] com)
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  Permission to use, copy, modify, distribute, and sell this
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  software and its documentation for any purpose is hereby granted
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  without fee, provided that the above copyright notice appear in
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  all copies and that both that the copyright notice and this
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  permission notice and warranty disclaimer appear in supporting
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  documentation, and that the name of the author not be used in
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  advertising or publicity pertaining to distribution of the
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  software without specific, written prior permission.
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  The author disclaims all warranties with regard to this
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  software, including all implied warranties of merchantability
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  and fitness.  In no event shall the author be liable for any
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  special, indirect or consequential damages or any damages
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  whatsoever resulting from loss of use, data or profits, whether
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  in an action of contract, negligence or other tortious action,
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  arising out of or in connection with the use or performance of
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  this software.
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*/
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/** \file
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 *
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 *  Header file for UDP.c.
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 */
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#ifndef _UDP_H_
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#define _UDP_H_
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	/* Includes: */
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		#include <avr/io.h>
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		#include "EthernetProtocols.h"
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		#include "Ethernet.h"
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		#include "ProtocolDecoders.h"
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		#include "DHCP.h"
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	/* Macros: */
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		/** Source UDP port for a DHCP request. */
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		#define UDP_PORT_DHCP_REQUEST 67
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		/** Destination UDP port for a DHCP reply. */
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		#define UDP_PORT_DHCP_REPLY   68
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		/** Source UDP port for a DNS request/response. */
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		#define UDP_PORT_DNS          53
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	/* Type Defines: */
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		/** Type define for a UDP packet header. */
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		typedef struct
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		{
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			uint16_t SourcePort; /**< Packet source port */
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			uint16_t DestinationPort; /**< Packet destination port */
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			uint16_t Length; /**< Total packet length, in bytes */
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			uint16_t Checksum; /**< Optional UDP packet checksum */
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		} UDP_Header_t;
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	/* Function Prototypes: */
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		int16_t UDP_ProcessUDPPacket(void* IPHeaderInStart,
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		                             void* UDPHeaderInStart,
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		                             void* UDPHeaderOutStart);
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#endif
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