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Contents
/*
* ICMP header definitions
*
* Author: Kazuya Suzuki
*
* Copyright (C) 2008-2012 NEC Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef ICMP_H
#define ICMP_H
typedef struct icmp_header {
uint8_t type;
uint8_t code;
uint16_t csum;
union {
struct {
uint16_t ident;
uint16_t seq;
} echo;
uint32_t gateway;
uint32_t pad;
} icmp_data;
} icmp_header_t;
#define ICMP_TYPE_ECHOREP 0
#define ICMP_TYPE_UNREACH 3
#define ICMP_TYPE_SOURCEQUENCH 4
#define ICMP_TYPE_REDIRECT 5
#define ICMP_TYPE_ECHOREQ 8
#define ICMP_TYPE_ROUTERADV 9
#define ICMP_TYPE_ROUTERSOL 10
#define ICMP_TYPE_TIMEEXCEED 11
#define ICMP_TYPE_PARAMPROBLEM 12
// ICMP codes for Destination Unreachable
#define ICMP_CODE_NETUNREACH 0
#define ICMP_CODE_HOSTUNREACH 1
#define ICMP_CODE_PROTOUNREACH 2
#define ICMP_CODE_PORTUNREACH 3
#define ICMP_CODE_FRAGNEED 4
#define ICMP_CODE_SRCROUTEFAIL 5
#define ICMP_CODE_ADMINPROHIBIT 13
// ICMP codes for Time Exceeded
#define ICMP_CODE_TIMETOLIVE 0
#define ICMP_CODE_FRAGREASM 1
#endif // ICMP_H
/*
* Local variables:
* c-basic-offset: 2
* indent-tabs-mode: nil
* End:
*/
Version data entries
23 entries across 23 versions & 1 rubygems