1/* 2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28/* 29 * Copyright (c) 1982, 1986, 1993 30 * The Regents of the University of California. All rights reserved. 31 * 32 * Redistribution and use in source and binary forms, with or without 33 * modification, are permitted provided that the following conditions 34 * are met: 35 * 1. Redistributions of source code must retain the above copyright 36 * notice, this list of conditions and the following disclaimer. 37 * 2. Redistributions in binary form must reproduce the above copyright 38 * notice, this list of conditions and the following disclaimer in the 39 * documentation and/or other materials provided with the distribution. 40 * 3. All advertising materials mentioning features or use of this software 41 * must display the following acknowledgement: 42 * This product includes software developed by the University of 43 * California, Berkeley and its contributors. 44 * 4. Neither the name of the University nor the names of its contributors 45 * may be used to endorse or promote products derived from this software 46 * without specific prior written permission. 47 * 48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 51 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 58 * SUCH DAMAGE. 59 * 60 * @(#)icmp_var.h 8.1 (Berkeley) 6/10/93 61 * $FreeBSD: src/sys/netinet/icmp_var.h,v 1.15.2.1 2001/02/24 21:35:18 bmilekic Exp $ 62 */ 63 64#ifndef _NETINET_ICMP_VAR_H_ 65#define _NETINET_ICMP_VAR_H_ 66#include <sys/appleapiopts.h> 67 68/* 69 * Variables related to this implementation 70 * of the internet control message protocol. 71 */ 72struct icmpstat { 73/* statistics related to icmp packets generated */ 74 u_int32_t icps_error; /* # of calls to icmp_error */ 75 u_int32_t icps_oldshort; /* no error 'cuz old ip too short */ 76 u_int32_t icps_oldicmp; /* no error 'cuz old was icmp */ 77 u_int32_t icps_outhist[ICMP_MAXTYPE + 1]; 78/* statistics related to input messages processed */ 79 u_int32_t icps_badcode; /* icmp_code out of range */ 80 u_int32_t icps_tooshort; /* packet < ICMP_MINLEN */ 81 u_int32_t icps_checksum; /* bad checksum */ 82 u_int32_t icps_badlen; /* calculated bound mismatch */ 83 u_int32_t icps_reflect; /* number of responses */ 84 u_int32_t icps_inhist[ICMP_MAXTYPE + 1]; 85 u_int32_t icps_bmcastecho;/* b/mcast echo requests dropped */ 86 u_int32_t icps_bmcasttstamp; /* b/mcast tstamp requests dropped */ 87}; 88 89/* 90 * Names for ICMP sysctl objects 91 */ 92#define ICMPCTL_MASKREPL 1 /* allow replies to netmask requests */ 93#define ICMPCTL_STATS 2 /* statistics (read-only) */ 94#define ICMPCTL_ICMPLIM 3 95#define ICMPCTL_TIMESTAMP 4 /* allow replies to time stamp requests */ 96#define ICMPCTL_MAXID 5 97 98#ifdef KERNEL_PRIVATE 99#define ICMPCTL_NAMES { \ 100 { 0, 0 }, \ 101 { "maskrepl", CTLTYPE_INT }, \ 102 { "stats", CTLTYPE_STRUCT }, \ 103 { "icmplim", CTLTYPE_INT }, \ 104 { "icmptimestamp", CTLTYPE_INT }, \ 105} 106 107SYSCTL_DECL(_net_inet_icmp); 108#ifdef ICMP_BANDLIM 109extern int badport_bandlim(int); 110#endif 111#define BANDLIM_UNLIMITED -1 112#define BANDLIM_ICMP_UNREACH 0 113#define BANDLIM_ICMP_ECHO 1 114#define BANDLIM_ICMP_TSTAMP 2 115#define BANDLIM_RST_CLOSEDPORT 3 /* No connection, and no listeners */ 116#define BANDLIM_RST_OPENPORT 4 /* No connection, listener */ 117#define BANDLIM_MAX 4 118 119extern struct icmpstat icmpstat; 120#endif /* KERNEL_PRIVATE */ 121#endif /* _NETINET_ICMP_VAR_H_ */ 122