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/*
* Kernel routing table read by sysctl function.
* Copyright (C) 1997, 98 Kunihiro Ishiguro
*
* This file is part of GNU Zebra.
*
* GNU Zebra is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* GNU Zebra is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; see the file COPYING; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <zebra.h>
#if !defined(GNU_LINUX) && !defined(SUNOS_5)
#include "memory.h"
#include "zebra_memory.h"
#include "log.h"
#include "vrf.h"
#include "zebra/rt.h"
#include "zebra/kernel_socket.h"
#include "zebra/zebra_pbr.h"
#include "zebra/zebra_errors.h"
/* Kernel routing table read up by sysctl function. */
void route_read(struct zebra_ns *zns)
{
caddr_t buf, end, ref;
size_t bufsiz;
struct rt_msghdr *rtm;
#define MIBSIZ 6
int mib[MIBSIZ] = {CTL_NET, PF_ROUTE, 0, 0, NET_RT_DUMP, 0};
if (zns->ns_id != NS_DEFAULT)
return;
/* Get buffer size. */
if (sysctl(mib, MIBSIZ, NULL, &bufsiz, NULL, 0) < 0) {
flog_warn(EC_ZEBRA_SYSCTL_FAILED, "sysctl fail: %s",
safe_strerror(errno));
return;
}
/* Allocate buffer. */
ref = buf = XMALLOC(MTYPE_TMP, bufsiz);
/* Read routing table information by calling sysctl(). */
if (sysctl(mib, MIBSIZ, buf, &bufsiz, NULL, 0) < 0) {
flog_warn(EC_ZEBRA_SYSCTL_FAILED, "sysctl() fail by %s",
safe_strerror(errno));
XFREE(MTYPE_TMP, ref);
return;
}
for (end = buf + bufsiz; buf < end; buf += rtm->rtm_msglen) {
rtm = (struct rt_msghdr *)buf;
/* We must set RTF_DONE here, so rtm_read() doesn't ignore the
* message. */
SET_FLAG(rtm->rtm_flags, RTF_DONE);
rtm_read(rtm);
}
/* Free buffer. */
XFREE(MTYPE_TMP, ref);
return;
}
/* Only implemented for the netlink method. */
void macfdb_read(struct zebra_ns *zns)
{
}
void macfdb_read_for_bridge(struct zebra_ns *zns, struct interface *ifp,
struct interface *br_if)
{
}
void macfdb_read_specific_mac(struct zebra_ns *zns, struct interface *br_if,
struct ethaddr *mac, vlanid_t vid)
{
}
void neigh_read(struct zebra_ns *zns)
{
}
void neigh_read_for_vlan(struct zebra_ns *zns, struct interface *vlan_if)
{
}
void neigh_read_specific_ip(struct ipaddr *ip, struct interface *vlan_if)
{
}
void kernel_read_pbr_rules(struct zebra_ns *zns)
{
}
#endif /* !defined(GNU_LINUX) && !defined(SUNOS_5) */
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