projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| a94434b6 | 1 | /* RIPng nexthop support |
| 2 | * Copyright (C) 6WIND Vincent Jardin <vincent.jardin@6wind.com> | |
| 3 | * | |
| 4 | * This file is part of GNU Zebra. | |
| 5 | * | |
| 6 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
| 7 | * under the terms of the GNU General Public License as published by the | |
| 8 | * Free Software Foundation; either version 2, or (at your option) any | |
| 9 | * later version. | |
| 10 | * | |
| 11 | * GNU Zebra is distributed in the hope that it will be useful, but | |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 | * General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU General Public License | |
| 17 | * along with GNU Zebra; see the file COPYING. If not, write to the Free | |
| 18 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
| 19 | * 02111-1307, USA. | |
| 20 | */ | |
| 21 | ||
| 22 | #ifndef _ZEBRA_RIPNG_RIPNG_NEXTHOP_H | |
| 23 | #define _ZEBRA_RIPNG_RIPNG_NEXTHOP_H | |
| 24 | ||
| 25 | #include <zebra.h> | |
| 26 | #include "linklist.h" | |
| 27 | #include "ripngd/ripng_route.h" | |
| 28 | #include "ripngd/ripngd.h" | |
| 29 | ||
| 6ac29a51 PJ |
30 | extern struct list * ripng_rte_new(void); |
| 31 | extern void ripng_rte_free(struct list *ripng_rte_list); | |
| 32 | extern void ripng_rte_add(struct list *ripng_rte_list, struct prefix_ipv6 *p, | |
| 33 | struct ripng_info *rinfo, | |
| 34 | struct ripng_aggregate *aggregate); | |
| 35 | extern void ripng_rte_send(struct list *ripng_rte_list, struct interface *ifp, | |
| 36 | struct sockaddr_in6 *to); | |
| a94434b6 | 37 | |
| 38 | /*** | |
| 39 | * 1 if A > B | |
| 40 | * 0 if A = B | |
| 41 | * -1 if A < B | |
| 42 | **/ | |
| 43 | static inline int | |
| 5c6ed111 DL |
44 | addr6_cmp(struct in6_addr *A, struct in6_addr *B) |
| 45 | { | |
| a94434b6 | 46 | #define a(i) A->s6_addr32[i] |
| 47 | #define b(i) B->s6_addr32[i] | |
| 48 | ||
| 49 | if (a(3) > b(3)) | |
| 50 | return 1; | |
| 51 | else if ((a(3) == b(3)) && (a(2) > b(2))) | |
| 52 | return 1; | |
| 53 | else if ((a(3) == b(3)) && (a(2) == b(2)) && (a(1) > b(1))) | |
| 54 | return 1; | |
| 55 | else if ((a(3) == b(3)) && (a(2) == b(2)) && (a(1) == b(1)) && (a(0) > b(0))) | |
| 56 | return 1; | |
| 57 | ||
| 58 | if ((a(3) == b(3)) && (a(2) == b(2)) && (a(1) == b(1)) && (a(0) == b(0))) | |
| 59 | return 0; | |
| 60 | ||
| 61 | return -1; | |
| 62 | } | |
| 63 | ||
| 64 | #endif /* _ZEBRA_RIPNG_RIPNG_NEXTHOP_H */ |