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| Source at commit 2862 created 7 years 25 days ago. By ifabio, Tag 2.3 release, bump svn to 2.4 | |
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| 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) 1988 Stephen Deering.␊ |
| 30 | * Copyright (c) 1992, 1993␊ |
| 31 | *␉The Regents of the University of California. All rights reserved.␊ |
| 32 | *␊ |
| 33 | * This code is derived from software contributed to Berkeley by␊ |
| 34 | * Stephen Deering of Stanford University.␊ |
| 35 | *␊ |
| 36 | * Redistribution and use in source and binary forms, with or without␊ |
| 37 | * modification, are permitted provided that the following conditions␊ |
| 38 | * are met:␊ |
| 39 | * 1. Redistributions of source code must retain the above copyright␊ |
| 40 | * notice, this list of conditions and the following disclaimer.␊ |
| 41 | * 2. Redistributions in binary form must reproduce the above copyright␊ |
| 42 | * notice, this list of conditions and the following disclaimer in the␊ |
| 43 | * documentation and/or other materials provided with the distribution.␊ |
| 44 | * 3. All advertising materials mentioning features or use of this software␊ |
| 45 | * must display the following acknowledgement:␊ |
| 46 | *␉This product includes software developed by the University of␊ |
| 47 | *␉California, Berkeley and its contributors.␊ |
| 48 | * 4. Neither the name of the University nor the names of its contributors␊ |
| 49 | * may be used to endorse or promote products derived from this software␊ |
| 50 | * without specific prior written permission.␊ |
| 51 | *␊ |
| 52 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND␊ |
| 53 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE␊ |
| 54 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE␊ |
| 55 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE␊ |
| 56 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL␊ |
| 57 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS␊ |
| 58 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)␊ |
| 59 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT␊ |
| 60 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY␊ |
| 61 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF␊ |
| 62 | * SUCH DAMAGE.␊ |
| 63 | *␊ |
| 64 | *␉@(#)igmp.h␉8.1 (Berkeley) 6/10/93␊ |
| 65 | * $FreeBSD: src/sys/netinet/igmp.h,v 1.10 1999/08/28 00:49:15 peter Exp $␊ |
| 66 | */␊ |
| 67 | ␊ |
| 68 | #ifndef _NETINET_IGMP_H_␊ |
| 69 | #define _NETINET_IGMP_H_␊ |
| 70 | #include <sys/appleapiopts.h>␊ |
| 71 | ␊ |
| 72 | /*␊ |
| 73 | * Internet Group Management Protocol (IGMP) definitions.␊ |
| 74 | *␊ |
| 75 | * Written by Steve Deering, Stanford, May 1988.␊ |
| 76 | *␊ |
| 77 | * MULTICAST Revision: 3.5.1.2␊ |
| 78 | */␊ |
| 79 | ␊ |
| 80 | /*␊ |
| 81 | * IGMP packet format.␊ |
| 82 | */␊ |
| 83 | struct igmp {␊ |
| 84 | ␉u_char␉␉igmp_type;␉/* version & type of IGMP message */␊ |
| 85 | ␉u_char␉␉igmp_code;␉/* subtype for routing msgs */␊ |
| 86 | ␉u_short␉␉igmp_cksum;␉/* IP-style checksum */␊ |
| 87 | ␉struct in_addr␉igmp_group;␉/* group address being reported */␊ |
| 88 | };␉␉␉␉␉/* (zero for queries) */␊ |
| 89 | ␊ |
| 90 | #define IGMP_MINLEN␉␉ 8␊ |
| 91 | ␊ |
| 92 | /*␊ |
| 93 | * Message types, including version number.␊ |
| 94 | */␊ |
| 95 | #define IGMP_MEMBERSHIP_QUERY ␉0x11␉/* membership query */␊ |
| 96 | #define IGMP_V1_MEMBERSHIP_REPORT␉0x12␉/* Ver. 1 membership report */␊ |
| 97 | #define IGMP_V2_MEMBERSHIP_REPORT␉0x16␉/* Ver. 2 membership report */␊ |
| 98 | #define IGMP_V2_LEAVE_GROUP␉␉0x17␉/* Leave-group message␉ */␊ |
| 99 | ␊ |
| 100 | #define IGMP_DVMRP␉␉␉0x13␉/* DVMRP routing message */␊ |
| 101 | #define IGMP_PIM␉␉␉0x14␉/* PIM routing message␉ */␊ |
| 102 | ␊ |
| 103 | #define IGMP_MTRACE_RESP␉␉0x1e /* traceroute resp.(to sender)*/␊ |
| 104 | #define IGMP_MTRACE␉␉␉0x1f /* mcast traceroute messages */␊ |
| 105 | ␊ |
| 106 | #define IGMP_MAX_HOST_REPORT_DELAY 10 /* max delay for response to */␊ |
| 107 | ␉␉␉␉␉ /* query (in seconds) according */␊ |
| 108 | ␉␉␉␉␉ /* to RFC1112 */␊ |
| 109 | ␊ |
| 110 | ␊ |
| 111 | #define IGMP_TIMER_SCALE 10␉␉/* denotes that the igmp code field */␊ |
| 112 | ␉␉␉␉␉/* specifies time in 10th of seconds*/␊ |
| 113 | ␊ |
| 114 | /*␊ |
| 115 | * The following four defininitions are for backwards compatibility.␊ |
| 116 | * They should be removed as soon as all applications are updated to␊ |
| 117 | * use the new constant names.␊ |
| 118 | */␊ |
| 119 | #define IGMP_HOST_MEMBERSHIP_QUERY␉IGMP_MEMBERSHIP_QUERY␊ |
| 120 | #define IGMP_HOST_MEMBERSHIP_REPORT␉IGMP_V1_MEMBERSHIP_REPORT␊ |
| 121 | #define IGMP_HOST_NEW_MEMBERSHIP_REPORT␉IGMP_V2_MEMBERSHIP_REPORT␊ |
| 122 | #define IGMP_HOST_LEAVE_MESSAGE␉␉IGMP_V2_LEAVE_GROUP␊ |
| 123 | ␊ |
| 124 | #endif /* _NETINET_IGMP_H_ */␊ |
| 125 | |
