82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
/*
|
|
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
|
|
|