1 /* 2 * Copyright (c) 2016-2020 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) 1995, 1996, 1997, and 1998 WIDE Project. 30 * 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. Neither the name of the project nor the names of its contributors 41 * may be used to endorse or promote products derived from this software 42 * without specific prior written permission. 43 * 44 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 45 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 46 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 47 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 48 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 49 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 50 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 51 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 52 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 53 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 54 * SUCH DAMAGE. 55 */ 56 57 #ifndef _NETINET6_ND6_VAR_H_ 58 #define _NETINET6_ND6_VAR_H_ 59 60 #ifdef BSD_KERNEL_PRIVATE 61 #include <kern/locks.h> 62 #include <sys/types.h> 63 #include <mach/boolean.h> 64 65 struct nd_ifinfo { 66 decl_lck_mtx_data(, lock); 67 boolean_t initialized; /* Flag to see the entry is initialized */ 68 u_int32_t linkmtu; /* LinkMTU */ 69 u_int32_t maxmtu; /* Upper bound of LinkMTU */ 70 u_int32_t basereachable; /* BaseReachableTime */ 71 u_int32_t reachable; /* Reachable Time */ 72 u_int32_t retrans; /* Retrans Timer */ 73 u_int32_t flags; /* Flags */ 74 int recalctm; /* BaseReacable re-calculation timer */ 75 u_int8_t chlim; /* CurHopLimit */ 76 u_int8_t _pad[3]; 77 /* the following 3 members are for privacy extension for addrconf */ 78 u_int8_t randomseed0[8]; /* upper 64 bits of SHA256 digest */ 79 u_int8_t randomseed1[8]; /* lower 64 bits (usually the EUI64 IFID) */ 80 u_int8_t randomid[8]; /* current random ID */ 81 /* keep track of routers and prefixes on this link */ 82 int32_t nprefixes; 83 int32_t ndefrouters; 84 boolean_t cga_initialized; 85 struct in6_cga_modifier local_cga_modifier; 86 uint8_t cga_collision_count; 87 }; 88 #endif /* BSD_KERNEL_PRIVATE */ 89 #endif /* _NETINET6_ND6_VAR_H_ */ 90