NetBSD/sys/netinet/icmp_var.h
christos adf7e47145 PR/42243: Yasuoka Masahiko: Add "net.inet.icmp.bmcastecho" sysctl support,
to disable icmp replies to the broadcast address.
2009-12-07 18:47:24 +00:00

103 lines
3.8 KiB
C

/* $NetBSD: icmp_var.h,v 1.28 2009/12/07 18:47:24 christos Exp $ */
/*
* Copyright (c) 1982, 1986, 1993
* The Regents of the University of California. 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 University 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 REGENTS 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 REGENTS 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.
*
* @(#)icmp_var.h 8.1 (Berkeley) 6/10/93
*/
#ifndef _NETINET_ICMP_VAR_H_
#define _NETINET_ICMP_VAR_H_
/*
* Variables related to this implementation
* of the internet control message protocol.
*/
/*
* ICMP stastistics.
* Each counter is an unsigned 64-bit value.
*/
#define ICMP_STAT_ERROR 0 /* # of calls to icmp_error */
#define ICMP_STAT_OLDSHORT 1 /* no error (old ip too short) */
#define ICMP_STAT_OLDICMP 2 /* no error (old was icmp) */
#define ICMP_STAT_OUTHIST 3 /* # of output messages */
/* space for ICMP_MAXTYPE + 1 (19) counters */
#define ICMP_STAT_BADCODE 22 /* icmp_code out of range */
#define ICMP_STAT_TOOSHORT 23 /* packet < ICMP_MINLEN */
#define ICMP_STAT_CHECKSUM 24 /* bad checksum */
#define ICMP_STAT_BADLEN 25 /* calculated bound mismatch */
#define ICMP_STAT_REFLECT 26 /* number of responses */
#define ICMP_STAT_INHIST 27 /* # of input messages */
/* space for ICMP_MAXTYPE + 1 (19) counters */
#define ICMP_STAT_PMTUCHG 46 /* path MTU changes */
#define ICMP_STAT_BMCASTECHO 47 /* b/mcast echo requests dropped */
#define ICMP_STAT_BMCASTTSTAMP 48 /* b/mcast tstamp requests dropped */
#define ICMP_NSTATS 49
#if ICMP_MAXTYPE != 18
#error ICMP_MAXTYPE too large for ICMP statistics
#endif
/*
* Names for ICMP sysctl objects
*/
#define ICMPCTL_MASKREPL 1 /* allow replies to netmask requests */
#if 0 /*obsoleted*/
#define ICMPCTL_ERRRATELIMIT 2 /* error rate limit */
#endif
#define ICMPCTL_RETURNDATABYTES 3 /* # of bytes to include in errors */
#define ICMPCTL_ERRPPSLIMIT 4 /* ICMP error pps limitation */
#define ICMPCTL_REDIRACCEPT 5 /* Accept redirects from routers */
#define ICMPCTL_REDIRTIMEOUT 6 /* Remove routes added via redirects */
#define ICMPCTL_STATS 7 /* ICMP statistics */
#define ICMPCTL_BMCASTECHO 8 /* allow broad/mult-cast echo */
#define ICMPCTL_MAXID 9
#define ICMPCTL_NAMES { \
{ 0, 0 }, \
{ "maskrepl", CTLTYPE_INT }, \
{ 0, 0 }, \
{ "returndatabytes", CTLTYPE_INT }, \
{ "errppslimit", CTLTYPE_INT }, \
{ "rediraccept", CTLTYPE_INT }, \
{ "redirtimeout", CTLTYPE_INT }, \
{ "stats", CTLTYPE_STRUCT }, \
{ "bmcastecho", CTLTYPE_INT }, \
}
#ifdef _KERNEL
void icmp_statinc(u_int stat);
#endif /* _KERNEL_ */
#endif /* !_NETINET_ICMP_VAR_H_ */