1/*-
2 * Copyright (c) 2011 Alexander V. Chernikov
3 * Copyright (c) 2011 Christian S.J. Peron
4 * Copyright (c) 2011 Bjoern A. Zeeb
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31#include <sys/param.h>
32#include <sys/ioctl.h>
33#include <sys/socket.h>
34#include <sys/sockio.h>
35
36#include <net/if.h>
37#include <net/route.h>
38
39#include <stdio.h>
40#include <stdlib.h>
41#include <string.h>
42#include <err.h>
43
44#include "ifconfig.h"
45
46static void
47fib_status(int s)
48{
49	struct ifreq ifr;
50
51	memset(&ifr, 0, sizeof(ifr));
52	strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
53	if (ioctl(s, SIOCGIFFIB, (caddr_t)&ifr) == 0 &&
54	    ifr.ifr_fib != RT_DEFAULT_FIB)
55		printf("\tfib: %u\n", ifr.ifr_fib);
56
57	memset(&ifr, 0, sizeof(ifr));
58	strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
59	if (ioctl(s, SIOCGTUNFIB, (caddr_t)&ifr) == 0 &&
60	    ifr.ifr_fib != RT_DEFAULT_FIB)
61		printf("\ttunnelfib: %u\n", ifr.ifr_fib);
62}
63
64static void
65setiffib(const char *val, int dummy __unused, int s,
66    const struct afswtch *afp)
67{
68	unsigned long fib;
69	char *ep;
70
71	fib = strtoul(val, &ep, 0);
72	if (*ep != '\0' || fib > UINT_MAX) {
73		warn("fib %s not valid", val);
74		return;
75	}
76
77	strlcpy(ifr.ifr_name, name, sizeof (ifr.ifr_name));
78	ifr.ifr_fib = fib;
79	if (ioctl(s, SIOCSIFFIB, (caddr_t)&ifr) < 0)
80		warn("ioctl (SIOCSIFFIB)");
81}
82
83static void
84settunfib(const char *val, int dummy __unused, int s,
85    const struct afswtch *afp)
86{
87	unsigned long fib;
88	char *ep;
89
90	fib = strtoul(val, &ep, 0);
91	if (*ep != '\0' || fib > UINT_MAX) {
92		warn("fib %s not valid", val);
93		return;
94	}
95
96	strlcpy(ifr.ifr_name, name, sizeof (ifr.ifr_name));
97	ifr.ifr_fib = fib;
98	if (ioctl(s, SIOCSTUNFIB, (caddr_t)&ifr) < 0)
99		warn("ioctl (SIOCSTUNFIB)");
100}
101
102static struct cmd fib_cmds[] = {
103	DEF_CMD_ARG("fib", setiffib),
104	DEF_CMD_ARG("tunnelfib", settunfib),
105};
106
107static struct afswtch af_fib = {
108	.af_name	= "af_fib",
109	.af_af		= AF_UNSPEC,
110	.af_other_status = fib_status,
111};
112
113static __constructor void
114fib_ctor(void)
115{
116	size_t i;
117
118	for (i = 0; i < nitems(fib_cmds);  i++)
119		cmd_register(&fib_cmds[i]);
120	af_register(&af_fib);
121}
122