projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| 718e3744 | 1 | /* |
| 2 | * Kernel routing table read by sysctl function. | |
| 3 | * Copyright (C) 1997, 98 Kunihiro Ishiguro | |
| 4 | * | |
| 5 | * This file is part of GNU Zebra. | |
| 6 | * | |
| 7 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
| 8 | * under the terms of the GNU General Public License as published by the | |
| 9 | * Free Software Foundation; either version 2, or (at your option) any | |
| 10 | * later version. | |
| 11 | * | |
| 12 | * GNU Zebra is distributed in the hope that it will be useful, but | |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 | * General Public License for more details. | |
| 16 | * | |
| 896014f4 DL |
17 | * You should have received a copy of the GNU General Public License along |
| 18 | * with this program; see the file COPYING; if not, write to the Free Software | |
| 19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 718e3744 | 20 | */ |
| 21 | ||
| 22 | #include <zebra.h> | |
| 23 | ||
| ddfeb486 DL |
24 | #if !defined(GNU_LINUX) && !defined(SUNOS_5) |
| 25 | ||
| 718e3744 | 26 | #include "memory.h" |
| 4a1ab8e4 | 27 | #include "zebra_memory.h" |
| 718e3744 | 28 | #include "log.h" |
| 8f7d9fc0 | 29 | #include "vrf.h" |
| 718e3744 | 30 | |
| 6621ca86 | 31 | #include "zebra/zserv.h" |
| 32 | #include "zebra/rt.h" | |
| ec1a4283 | 33 | #include "zebra/kernel_socket.h" |
| 6621ca86 | 34 | |
| 718e3744 | 35 | /* Kernel routing table read up by sysctl function. */ |
| d62a17ae | 36 | void route_read(struct zebra_ns *zns) |
| 718e3744 | 37 | { |
| d62a17ae | 38 | caddr_t buf, end, ref; |
| 39 | size_t bufsiz; | |
| 40 | struct rt_msghdr *rtm; | |
| 41 | ||
| 718e3744 | 42 | #define MIBSIZ 6 |
| d62a17ae | 43 | int mib[MIBSIZ] = {CTL_NET, PF_ROUTE, 0, 0, NET_RT_DUMP, 0}; |
| 44 | ||
| 45 | if (zns->ns_id != NS_DEFAULT) | |
| 46 | return; | |
| 47 | ||
| 48 | /* Get buffer size. */ | |
| 49 | if (sysctl(mib, MIBSIZ, NULL, &bufsiz, NULL, 0) < 0) { | |
| 50 | zlog_warn("sysctl fail: %s", safe_strerror(errno)); | |
| 51 | return; | |
| 52 | } | |
| 53 | ||
| 54 | /* Allocate buffer. */ | |
| 55 | ref = buf = XMALLOC(MTYPE_TMP, bufsiz); | |
| 56 | ||
| 57 | /* Read routing table information by calling sysctl(). */ | |
| 58 | if (sysctl(mib, MIBSIZ, buf, &bufsiz, NULL, 0) < 0) { | |
| 59 | zlog_warn("sysctl() fail by %s", safe_strerror(errno)); | |
| 60 | XFREE(MTYPE_TMP, ref); | |
| 61 | return; | |
| 62 | } | |
| 63 | ||
| 64 | for (end = buf + bufsiz; buf < end; buf += rtm->rtm_msglen) { | |
| 65 | rtm = (struct rt_msghdr *)buf; | |
| 66 | /* We must set RTF_DONE here, so rtm_read() doesn't ignore the | |
| 67 | * message. */ | |
| 68 | SET_FLAG(rtm->rtm_flags, RTF_DONE); | |
| 69 | rtm_read(rtm); | |
| 70 | } | |
| 71 | ||
| 72 | /* Free buffer. */ | |
| 73 | XFREE(MTYPE_TMP, ref); | |
| 74 | ||
| 75 | return; | |
| 718e3744 | 76 | } |
| 2232a77c | 77 | |
| 78 | /* Only implemented for the netlink method. */ | |
| d62a17ae | 79 | void macfdb_read(struct zebra_ns *zns) |
| 2232a77c | 80 | { |
| 81 | } | |
| 82 | ||
| d62a17ae | 83 | void macfdb_read_for_bridge(struct zebra_ns *zns, struct interface *ifp, |
| 84 | struct interface *br_if) | |
| 2232a77c | 85 | { |
| 86 | } | |
| 87 | ||
| d62a17ae | 88 | void neigh_read(struct zebra_ns *zns) |
| 2232a77c | 89 | { |
| 90 | } | |
| 91 | ||
| d62a17ae | 92 | void neigh_read_for_vlan(struct zebra_ns *zns, struct interface *vlan_if) |
| 2232a77c | 93 | { |
| 94 | } | |
| ddfeb486 DL |
95 | |
| 96 | #endif /* !defined(GNU_LINUX) && !defined(SUNOS_5) */ |