GC !__DragonFly__ section.
[dragonfly.git] / sbin / ifconfig / ifvlan.c
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1/*
2 * Copyright (c) 1999
3 * Bill Paul <wpaul@ctr.columbia.edu>. 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. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Bill Paul.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
31 *
32 * $FreeBSD: src/sbin/ifconfig/ifvlan.c,v 1.2 1999/08/28 00:13:09 peter Exp $
b5744197 33 * $DragonFly: src/sbin/ifconfig/ifvlan.c,v 1.4 2003/09/28 14:39:18 hmp Exp $
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34 *
35 * $FreeBSD: src/sbin/ifconfig/ifvlan.c,v 1.2 1999/08/28 00:13:09 peter Exp $
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36 */
37
38#include <sys/param.h>
39#include <sys/ioctl.h>
40#include <sys/socket.h>
41#include <sys/sockio.h>
42#include <sys/mbuf.h>
43
44#include <stdlib.h>
45#include <unistd.h>
46
47#include <net/ethernet.h>
48#include <net/if.h>
49#include <net/if_var.h>
38a690d7 50#include <net/vlan/if_vlan_var.h>
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51#include <net/route.h>
52
53#include <ctype.h>
54#include <stdio.h>
55#include <string.h>
56#include <stdlib.h>
57#include <unistd.h>
58#include <err.h>
59#include <errno.h>
60
61#include "ifconfig.h"
62
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63static int __tag = 0;
64static int __have_tag = 0;
65
b5744197 66void vlan_status(int s, struct rt_addrinfo *info __unused)
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67{
68 struct vlanreq vreq;
69
70 bzero((char *)&vreq, sizeof(struct vlanreq));
71 ifr.ifr_data = (caddr_t)&vreq;
72
73 if (ioctl(s, SIOCGETVLAN, (caddr_t)&ifr) == -1)
74 return;
75
76 printf("\tvlan: %d parent interface: %s\n",
77 vreq.vlr_tag, vreq.vlr_parent[0] == '\0' ?
78 "<none>" : vreq.vlr_parent);
79
80 return;
81}
82
b5744197 83void setvlantag(const char *val, int d, int s, const struct afswtch *afp)
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84{
85 u_int16_t tag;
86 struct vlanreq vreq;
87
88 __tag = tag = atoi(val);
89 __have_tag = 1;
90
91 bzero((char *)&vreq, sizeof(struct vlanreq));
92 ifr.ifr_data = (caddr_t)&vreq;
93
94 if (ioctl(s, SIOCGETVLAN, (caddr_t)&ifr) == -1)
95 err(1, "SIOCGETVLAN");
96
97 vreq.vlr_tag = tag;
98
99 if (ioctl(s, SIOCSETVLAN, (caddr_t)&ifr) == -1)
100 err(1, "SIOCSETVLAN");
101
102 return;
103}
104
b5744197 105void setvlandev(const char *val, int d, int s, const struct afswtch *afp)
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106{
107 struct vlanreq vreq;
108
109 if (!__have_tag)
110 errx(1, "must specify both vlan tag and device");
111
112 bzero((char *)&vreq, sizeof(struct vlanreq));
113 ifr.ifr_data = (caddr_t)&vreq;
114
115 if (ioctl(s, SIOCGETVLAN, (caddr_t)&ifr) == -1)
116 err(1, "SIOCGETVLAN");
117
118 strncpy(vreq.vlr_parent, val, sizeof(vreq.vlr_parent));
119 vreq.vlr_tag = __tag;
120
121 if (ioctl(s, SIOCSETVLAN, (caddr_t)&ifr) == -1)
122 err(1, "SIOCSETVLAN");
123
124 return;
125}
126
b5744197 127void unsetvlandev(const char *val, int d, int s, const struct afswtch *afp)
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128{
129 struct vlanreq vreq;
130
131 bzero((char *)&vreq, sizeof(struct vlanreq));
132 ifr.ifr_data = (caddr_t)&vreq;
133
134 if (ioctl(s, SIOCGETVLAN, (caddr_t)&ifr) == -1)
135 err(1, "SIOCGETVLAN");
136
137 bzero((char *)&vreq.vlr_parent, sizeof(vreq.vlr_parent));
138 vreq.vlr_tag = 0;
139
140 if (ioctl(s, SIOCSETVLAN, (caddr_t)&ifr) == -1)
141 err(1, "SIOCSETVLAN");
142
143 return;
144}