1 /* $NetBSD: icmp_var.h,v 1.28 2009/12/07 18:47:24 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1982, 1986, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * @(#)icmp_var.h 8.1 (Berkeley) 6/10/93 32 */ 33 34 #ifndef _NETINET_ICMP_VAR_H_ 35 #define _NETINET_ICMP_VAR_H_ 36 37 /* 38 * Variables related to this implementation 39 * of the internet control message protocol. 40 */ 41 42 /* 43 * ICMP stastistics. 44 * Each counter is an unsigned 64-bit value. 45 */ 46 #define ICMP_STAT_ERROR 0 /* # of calls to icmp_error */ 47 #define ICMP_STAT_OLDSHORT 1 /* no error (old ip too short) */ 48 #define ICMP_STAT_OLDICMP 2 /* no error (old was icmp) */ 49 #define ICMP_STAT_OUTHIST 3 /* # of output messages */ 50 /* space for ICMP_MAXTYPE + 1 (19) counters */ 51 #define ICMP_STAT_BADCODE 22 /* icmp_code out of range */ 52 #define ICMP_STAT_TOOSHORT 23 /* packet < ICMP_MINLEN */ 53 #define ICMP_STAT_CHECKSUM 24 /* bad checksum */ 54 #define ICMP_STAT_BADLEN 25 /* calculated bound mismatch */ 55 #define ICMP_STAT_REFLECT 26 /* number of responses */ 56 #define ICMP_STAT_INHIST 27 /* # of input messages */ 57 /* space for ICMP_MAXTYPE + 1 (19) counters */ 58 #define ICMP_STAT_PMTUCHG 46 /* path MTU changes */ 59 60 #define ICMP_STAT_BMCASTECHO 47 /* b/mcast echo requests dropped */ 61 #define ICMP_STAT_BMCASTTSTAMP 48 /* b/mcast tstamp requests dropped */ 62 63 #define ICMP_NSTATS 49 64 65 #if ICMP_MAXTYPE != 18 66 #error ICMP_MAXTYPE too large for ICMP statistics 67 #endif 68 69 /* 70 * Names for ICMP sysctl objects 71 */ 72 #define ICMPCTL_MASKREPL 1 /* allow replies to netmask requests */ 73 #if 0 /*obsoleted*/ 74 #define ICMPCTL_ERRRATELIMIT 2 /* error rate limit */ 75 #endif 76 #define ICMPCTL_RETURNDATABYTES 3 /* # of bytes to include in errors */ 77 #define ICMPCTL_ERRPPSLIMIT 4 /* ICMP error pps limitation */ 78 #define ICMPCTL_REDIRACCEPT 5 /* Accept redirects from routers */ 79 #define ICMPCTL_REDIRTIMEOUT 6 /* Remove routes added via redirects */ 80 #define ICMPCTL_STATS 7 /* ICMP statistics */ 81 #define ICMPCTL_BMCASTECHO 8 /* allow broad/mult-cast echo */ 82 #define ICMPCTL_MAXID 9 83 84 #define ICMPCTL_NAMES { \ 85 { 0, 0 }, \ 86 { "maskrepl", CTLTYPE_INT }, \ 87 { 0, 0 }, \ 88 { "returndatabytes", CTLTYPE_INT }, \ 89 { "errppslimit", CTLTYPE_INT }, \ 90 { "rediraccept", CTLTYPE_INT }, \ 91 { "redirtimeout", CTLTYPE_INT }, \ 92 { "stats", CTLTYPE_STRUCT }, \ 93 { "bmcastecho", CTLTYPE_INT }, \ 94 } 95 96 #ifdef _KERNEL 97 98 void icmp_statinc(u_int stat); 99 100 #endif /* _KERNEL_ */ 101 102 #endif /* !_NETINET_ICMP_VAR_H_ */ 103