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/*
LUFA Library
Copyright (C) Dean Camera, 2017.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaims all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
/** \file
*
* Header file for Ethernet.c.
*/
#ifndef _ETHERNET_H_
#define _ETHERNET_H_
/* Includes: */
#include <avr/io.h>
#include <string.h>
#include <LUFA/Drivers/USB/USB.h>
#include "Config/AppConfig.h"
#include "EthernetProtocols.h"
#include "ProtocolDecoders.h"
#include "ICMP.h"
#include "TCP.h"
#include "UDP.h"
#include "DHCP.h"
#include "ARP.h"
#include "IP.h"
/* Macros: */
/** Physical MAC address of the network broadcast address. */
#define BROADCAST_MAC_ADDRESS {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}
/** Performs a comparison between two MAC addresses, indicating if they are identical.
*
* \param[in] MAC1 First MAC address
* \param[in] MAC2 Second MAC address
*
* \return True if the addresses match, \c false otherwise
*/
#define MAC_COMPARE(MAC1, MAC2) (memcmp(MAC1, MAC2, sizeof(MAC_Address_t)) == 0)
/** Minimum size of an Ethernet packet in bytes, to conform to the Ethernet V2 packet standard. */
#define ETHERNET_VER2_MINSIZE 0x0600
/** Return value for all sub protocol handling routines, indicating that no response packet has been generated. */
#define NO_RESPONSE 0
/** Return value for all sub protocol handling routines, indicating that the packet has not yet been handled. */
#define NO_PROCESS -1
/* Type Defines: */
/** Type define for an Ethernet frame header. */
typedef struct
{
MAC_Address_t Destination; /**< Physical MAC address of the packet recipient */
MAC_Address_t Source; /**< Physics MAC address of the packet source */
uint16_t EtherType; /**< Ethernet packet sub-protocol type, for Ethernet V2 packets */
} Ethernet_Frame_Header_t;
/* External Variables: */
extern const MAC_Address_t ServerMACAddress;
extern const IP_Address_t ServerIPAddress;
extern const MAC_Address_t BroadcastMACAddress;
extern const IP_Address_t BroadcastIPAddress;
extern const IP_Address_t ClientIPAddress;
/* Function Prototypes: */
void Ethernet_ProcessPacket(Ethernet_Frame_Info_t* const FrameIN,
Ethernet_Frame_Info_t* const FrameOUT);
uint16_t Ethernet_Checksum16(void* Data,
uint16_t Bytes);
#endif
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