1/*	$NetBSD: component.c,v 1.4 2011/01/09 12:22:34 pooka Exp $	*/
2
3/*
4 * Copyright (c) 2009 Antti Kantee.  All Rights Reserved.
5 *
6 * Development of this software was supported by The Nokia Foundation
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#include <sys/cdefs.h>
31__KERNEL_RCSID(0, "$NetBSD: component.c,v 1.4 2011/01/09 12:22:34 pooka Exp $");
32
33#include <sys/param.h>
34#include <sys/domain.h>
35#include <sys/protosw.h>
36#include <sys/socketvar.h>
37
38#include <net/if.h>
39#include <netinet/in.h>
40#include <netinet/in_var.h>
41
42#include "rump_private.h"
43#include "rump_net_private.h"
44
45int carpattach(int);
46
47RUMP_COMPONENT(RUMP_COMPONENT_NET)
48{
49	extern struct domain arpdomain, inetdomain, inet6domain;
50
51	DOMAINADD(arpdomain);
52	DOMAINADD(inetdomain);
53	DOMAINADD(inet6domain);
54
55	carpattach(1);
56}
57
58RUMP_COMPONENT(RUMP_COMPONENT_NET_IFCFG)
59{
60	struct ifaliasreq ia;
61	struct sockaddr_in *sin;
62	struct socket *so;
63	int error;
64
65	if ((error = socreate(AF_INET, &so, SOCK_DGRAM, 0, curlwp, NULL)) != 0)
66		panic("lo0 config: cannot create socket");
67
68	/* configure 127.0.0.1 for lo0 */
69	memset(&ia, 0, sizeof(ia));
70	strcpy(ia.ifra_name, "lo0");
71	sin = (struct sockaddr_in *)&ia.ifra_addr;
72	sin->sin_family = AF_INET;
73	sin->sin_len = sizeof(struct sockaddr_in);
74	sin->sin_addr.s_addr = inet_addr("127.0.0.1");
75
76	sin = (struct sockaddr_in *)&ia.ifra_mask;
77	sin->sin_family = AF_INET;
78	sin->sin_len = sizeof(struct sockaddr_in);
79	sin->sin_addr.s_addr = inet_addr("255.0.0.0");
80
81	sin = (struct sockaddr_in *)&ia.ifra_broadaddr;
82	sin->sin_family = AF_INET;
83	sin->sin_len = sizeof(struct sockaddr_in);
84	sin->sin_addr.s_addr = inet_addr("127.255.255.255");
85
86	in_control(so, SIOCAIFADDR, &ia, lo0ifp, curlwp);
87	soclose(so);
88}
89