projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 1c79356b A |
1 | /* |
| 2 | * Copyright (C) 1995, 1996, 1997, 1998 and 1999 WIDE Project. | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * Redistribution and use in source and binary forms, with or without | |
| 6 | * modification, are permitted provided that the following conditions | |
| 7 | * are met: | |
| 8 | * 1. Redistributions of source code must retain the above copyright | |
| 9 | * notice, this list of conditions and the following disclaimer. | |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 | * notice, this list of conditions and the following disclaimer in the | |
| 12 | * documentation and/or other materials provided with the distribution. | |
| 13 | * 3. Neither the name of the project nor the names of its contributors | |
| 14 | * may be used to endorse or promote products derived from this software | |
| 15 | * without specific prior written permission. | |
| 16 | * | |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND | |
| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE | |
| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 27 | * SUCH DAMAGE. | |
| 28 | */ | |
| 29 | ||
| 30 | struct rr_prefix { | |
| 31 | struct ifprefix rp_ifpr; | |
| 32 | LIST_ENTRY(rr_prefix) rp_entry; | |
| 33 | LIST_HEAD(rp_addrhead, rp_addr) rp_addrhead; | |
| 34 | struct sockaddr_in6 rp_prefix; /* prefix */ | |
| 35 | u_int32_t rp_vltime; /* advertised valid lifetime */ | |
| 36 | u_int32_t rp_pltime; /* advertised preferred lifetime */ | |
| 37 | time_t rp_expire; /* expiration time of the prefix */ | |
| 38 | time_t rp_preferred; /* preferred time of the prefix */ | |
| 39 | struct in6_prflags rp_flags; | |
| 40 | u_char rp_origin; /* from where this prefix info is obtained */ | |
| 41 | struct rp_stateflags { | |
| 42 | /* if some prefix should be added to this prefix */ | |
| 43 | u_char addmark : 1; | |
| 44 | u_char delmark : 1; /* if this prefix will be deleted */ | |
| 45 | } rp_stateflags; | |
| 46 | }; | |
| 47 | ||
| 48 | #define rp_type rp_ifpr.ifpr_type | |
| 49 | #define rp_ifp rp_ifpr.ifpr_ifp | |
| 50 | #define rp_plen rp_ifpr.ifpr_plen | |
| 51 | ||
| 52 | #define rp_raf rp_flags.prf_ra | |
| 53 | #define rp_raf_onlink rp_flags.prf_ra.onlink | |
| 54 | #define rp_raf_auto rp_flags.prf_ra.autonomous | |
| 55 | ||
| 56 | #define rp_statef_addmark rp_stateflags.addmark | |
| 57 | #define rp_statef_delmark rp_stateflags.delmark | |
| 58 | ||
| 59 | #define rp_rrf rp_flags.prf_rr | |
| 60 | #define rp_rrf_decrvalid rp_flags.prf_rr.decrvalid | |
| 61 | #define rp_rrf_decrprefd rp_flags.prf_rr.decrprefd | |
| 62 | ||
| 63 | struct rp_addr { | |
| 64 | LIST_ENTRY(rp_addr) ra_entry; | |
| 65 | struct in6_addr ra_ifid; | |
| 66 | struct in6_ifaddr *ra_addr; | |
| 67 | struct ra_flags { | |
| 68 | u_char anycast : 1; | |
| 69 | } ra_flags; | |
| 70 | }; | |
| 71 | ||
| 72 | #define ifpr2rp(ifpr) ((struct rr_prefix *)(ifpr)) | |
| 73 | #define rp2ifpr(rp) ((struct ifprefix *)(rp)) | |
| 74 | ||
| 75 | #define RP_IN6(rp) (&(rp)->rp_prefix.sin6_addr) | |
| 76 | ||
| 77 | #define RR_INFINITE_LIFETIME 0xffffffff | |
| 78 | ||
| 79 | ||
| 80 | LIST_HEAD(rr_prhead, rr_prefix); | |
| 81 | ||
| 82 | extern struct rr_prhead rr_prefix; | |
| 83 | ||
| 84 | void in6_rr_timer __P((void *)); | |
| 85 | int delete_each_prefix __P((struct rr_prefix *rpp, u_char origin)); |