ca85a266
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le vrai commit, c...
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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 ICMP.c.
*/
#ifndef _ICMP_H_
#define _ICMP_H_
/* Includes: */
#include <avr/io.h>
#include <string.h>
#include "EthernetProtocols.h"
#include "Ethernet.h"
#include "ProtocolDecoders.h"
/* Macros: */
/** ICMP message type constant, indicating an ICMP ECHO Reply message. */
#define ICMP_TYPE_ECHOREPLY 0
/** ICMP message type constant, indicating a packet destination is unreachable. */
#define ICMP_TYPE_DESTINATIONUNREACHABLE 3
/** ICMP message type constant, indicating an ICMP Source Quench message. */
#define ICMP_TYPE_SOURCEQUENCH 4
/** ICMP message type constant, indicating an ICMP Redirect message. */
#define ICMP_TYPE_REDIRECTMESSAGE 5
/** ICMP message type constant, indicating an ICMP ECHO Request message. */
#define ICMP_TYPE_ECHOREQUEST 8
/** ICMP message type constant, indicating an ICMP Time Exceeded message. */
#define ICMP_TYPE_TIMEEXCEEDED 11
/* Type Defines: */
/** Type define for an ICMP message header. */
typedef struct
{
uint8_t Type; /**< ICMP message type, an \c ICMP_TYPE_* constant */
uint8_t Code; /**< ICMP message code, indicating the message value */
uint16_t Checksum; /**< Ethernet checksum of the ICMP message */
uint16_t Id; /**< Id of the ICMP message */
uint16_t Sequence; /**< Sequence number of the ICMP message, to link together message responses */
} ICMP_Header_t;
/* Function Prototypes: */
int16_t ICMP_ProcessICMPPacket(void* InDataStart,
void* OutDataStart);
#endif
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