| | 1 | /* |
| | 2 | * Copyright (c) 2000-2013 Apple 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 | */ |
| | 72 | struct 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 BSD_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 | |
| | 107 | SYSCTL_DECL(_net_inet_icmp); |
| | 108 | #ifdef ICMP_BANDLIM |
| | 109 | extern 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 | |
| | 119 | extern struct icmpstat icmpstat; |
| | 120 | #endif /* BSD_KERNEL_PRIVATE */ |
| | 121 | #endif /* _NETINET_ICMP_VAR_H_ */ |
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