/**
|
* \addtogroup uip6
|
* @{
|
*/
|
|
/**
|
* \file
|
* ICMPv6 echo request and error messages (RFC 4443)
|
* \author Julien Abeille <jabeille@cisco.com>
|
* \author Mathilde Durvy <mdurvy@cisco.com>
|
*/
|
|
/*
|
* Copyright (c) 2006, Swedish Institute of Computer Science.
|
* All rights reserved.
|
*
|
* Redistribution and use in source and binary forms, with or without
|
* modification, are permitted provided that the following conditions
|
* are met:
|
* 1. Redistributions of source code must retain the above copyright
|
* notice, this list of conditions and the following disclaimer.
|
* 2. Redistributions in binary form must reproduce the above copyright
|
* notice, this list of conditions and the following disclaimer in the
|
* documentation and/or other materials provided with the distribution.
|
* 3. Neither the name of the Institute nor the names of its contributors
|
* may be used to endorse or promote products derived from this software
|
* without specific prior written permission.
|
*
|
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
* SUCH DAMAGE.
|
*
|
* This file is part of the Contiki operating system.
|
*
|
*/
|
|
|
#ifndef __ICMP6_H__
|
#define __ICMP6_H__
|
|
#include "net/uip.h"
|
|
|
/** \name ICMPv6 message types */
|
/** @{ */
|
#define ICMP6_DST_UNREACH 1 /**< dest unreachable */
|
#define ICMP6_PACKET_TOO_BIG 2 /**< packet too big */
|
#define ICMP6_TIME_EXCEEDED 3 /**< time exceeded */
|
#define ICMP6_PARAM_PROB 4 /**< ip6 header bad */
|
#define ICMP6_ECHO_REQUEST 128 /**< Echo request */
|
#define ICMP6_ECHO_REPLY 129 /**< Echo reply */
|
|
#define ICMP6_RS 133 /**< Router Solicitation */
|
#define ICMP6_RA 134 /**< Router Advertisement */
|
#define ICMP6_NS 135 /**< Neighbor Solicitation */
|
#define ICMP6_NA 136 /**< Neighbor advertisement */
|
#define ICMP6_REDIRECT 137 /**< Redirect */
|
|
#define ICMP6_RPL 155 /**< RPL */
|
/** @} */
|
|
|
/** \name ICMPv6 Destination Unreachable message codes*/
|
/** @{ */
|
#define ICMP6_DST_UNREACH_NOROUTE 0 /**< no route to destination */
|
#define ICMP6_DST_UNREACH_ADMIN 1 /**< administratively prohibited */
|
#define ICMP6_DST_UNREACH_NOTNEIGHBOR 2 /**< not a neighbor(obsolete) */
|
#define ICMP6_DST_UNREACH_BEYONDSCOPE 2 /**< beyond scope of source address */
|
#define ICMP6_DST_UNREACH_ADDR 3 /**< address unreachable */
|
#define ICMP6_DST_UNREACH_NOPORT 4 /**< port unreachable */
|
/** @} */
|
|
/** \name ICMPv6 Time Exceeded message codes*/
|
/** @{ */
|
#define ICMP6_TIME_EXCEED_TRANSIT 0 /**< ttl==0 in transit */
|
#define ICMP6_TIME_EXCEED_REASSEMBLY 1 /**< ttl==0 in reass */
|
/** @} */
|
|
/** \name ICMPv6 Parameter Problem message codes*/
|
/** @{ */
|
#define ICMP6_PARAMPROB_HEADER 0 /**< erroneous header field */
|
#define ICMP6_PARAMPROB_NEXTHEADER 1 /**< unrecognized next header */
|
#define ICMP6_PARAMPROB_OPTION 2 /**< unrecognized option */
|
/** @} */
|
|
/** \brief Echo Request constant part length */
|
#define UIP_ICMP6_ECHO_REQUEST_LEN 4
|
|
/** \brief ICMPv6 Error message constant part length */
|
#define UIP_ICMP6_ERROR_LEN 4
|
|
/** \brief ICMPv6 Error message constant part */
|
typedef struct uip_icmp6_error{
|
uint32_t param;
|
} uip_icmp6_error;
|
|
/** \name ICMPv6 RFC4443 Message processing and sending */
|
/** @{ */
|
/** \
|
* brief Process an echo request
|
*
|
* Perform a few checks, then send an Echo reply. The reply is
|
* built here.
|
*/
|
void
|
uip_icmp6_echo_request_input(void);
|
|
/**
|
* \brief Send an icmpv6 error message
|
* \param type type of the error message
|
* \param code of the error message
|
* \param type 32 bit parameter of the error message, semantic depends on error
|
*/
|
void
|
uip_icmp6_error_output(uint8_t type, uint8_t code, uint32_t param);
|
|
/**
|
* \brief Send an icmpv6 message
|
* \param dest destination address of the message
|
* \param type type of the message
|
* \param code of the message
|
* \param payload_len length of the payload
|
*/
|
void
|
uip_icmp6_send(uip_ipaddr_t *dest, int type, int code, int payload_len);
|
|
|
/** @} */
|
|
#endif /*__ICMP6_H__*/
|
/** @} */
|
