[linux-2.6-block.git] / net / phonet / pn_netlink.c

/*
 * File: pn_netlink.c
 *
 * Phonet netlink interface
 *
 * Copyright (C) 2008 Nokia Corporation.
 *
 * Authors: Sakari Ailus <sakari.ailus@nokia.com>
 *          Remi Denis-Courmont
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 *
 * This program 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; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 */

#include <linux/kernel.h>
#include <linux/netlink.h>
#include <linux/phonet.h>
#include <linux/slab.h>
#include <net/sock.h>
#include <net/phonet/pn_dev.h>

/* Device address handling */

static int fill_addr(struct sk_buff *skb, struct net_device *dev, u8 addr,
		     u32 portid, u32 seq, int event);

void phonet_address_notify(int event, struct net_device *dev, u8 addr)
{
	struct sk_buff *skb;
	int err = -ENOBUFS;

	skb = nlmsg_new(NLMSG_ALIGN(sizeof(struct ifaddrmsg)) +
			nla_total_size(1), GFP_KERNEL);
	if (skb == NULL)
		goto errout;
	err = fill_addr(skb, dev, addr, 0, 0, event);
	if (err < 0) {
		WARN_ON(err == -EMSGSIZE);
		kfree_skb(skb);
		goto errout;
	}
	rtnl_notify(skb, dev_net(dev), 0,
		    RTNLGRP_PHONET_IFADDR, NULL, GFP_KERNEL);
	return;
errout:
	rtnl_set_sk_err(dev_net(dev), RTNLGRP_PHONET_IFADDR, err);
}

static const struct nla_policy ifa_phonet_policy[IFA_MAX+1] = {
	[IFA_LOCAL] = { .type = NLA_U8 },
};

static int addr_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
{
	struct net *net = sock_net(skb->sk);
	struct nlattr *tb[IFA_MAX+1];
	struct net_device *dev;
	struct ifaddrmsg *ifm;
	int err;
	u8 pnaddr;

	if (!netlink_capable(skb, CAP_NET_ADMIN))
		return -EPERM;

	if (!netlink_capable(skb, CAP_SYS_ADMIN))
		return -EPERM;

	ASSERT_RTNL();

	err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_phonet_policy);
	if (err < 0)
		return err;

	ifm = nlmsg_data(nlh);
	if (tb[IFA_LOCAL] == NULL)
		return -EINVAL;
	pnaddr = nla_get_u8(tb[IFA_LOCAL]);
	if (pnaddr & 3)
		/* Phonet addresses only have 6 high-order bits */
		return -EINVAL;

	dev = __dev_get_by_index(net, ifm->ifa_index);
	if (dev == NULL)
		return -ENODEV;

	if (nlh->nlmsg_type == RTM_NEWADDR)
		err = phonet_address_add(dev, pnaddr);
	else
		err = phonet_address_del(dev, pnaddr);
	if (!err)
		phonet_address_notify(nlh->nlmsg_type, dev, pnaddr);
	return err;
}

static int fill_addr(struct sk_buff *skb, struct net_device *dev, u8 addr,
			u32 portid, u32 seq, int event)
{
	struct ifaddrmsg *ifm;
	struct nlmsghdr *nlh;

	nlh = nlmsg_put(skb, portid, seq, event, sizeof(*ifm), 0);
	if (nlh == NULL)
		return -EMSGSIZE;

	ifm = nlmsg_data(nlh);
	ifm->ifa_family = AF_PHONET;
	ifm->ifa_prefixlen = 0;
	ifm->ifa_flags = IFA_F_PERMANENT;
	ifm->ifa_scope = RT_SCOPE_LINK;
	ifm->ifa_index = dev->ifindex;
	if (nla_put_u8(skb, IFA_LOCAL, addr))
		goto nla_put_failure;
	nlmsg_end(skb, nlh);
	return 0;

nla_put_failure:
	nlmsg_cancel(skb, nlh);
	return -EMSGSIZE;
}

static int getaddr_dumpit(struct sk_buff *skb, struct netlink_callback *cb)
{
	struct phonet_device_list *pndevs;
	struct phonet_device *pnd;
	int dev_idx = 0, dev_start_idx = cb->args[0];
	int addr_idx = 0, addr_start_idx = cb->args[1];

	pndevs = phonet_device_list(sock_net(skb->sk));
	rcu_read_lock();
	list_for_each_entry_rcu(pnd, &pndevs->list, list) {
		u8 addr;

		if (dev_idx > dev_start_idx)
			addr_start_idx = 0;
		if (dev_idx++ < dev_start_idx)
			continue;

		addr_idx = 0;
		for_each_set_bit(addr, pnd->addrs, 64) {
			if (addr_idx++ < addr_start_idx)
				continue;

			if (fill_addr(skb, pnd->netdev, addr << 2,
					 NETLINK_CB(cb->skb).portid,
					cb->nlh->nlmsg_seq, RTM_NEWADDR) < 0)
				goto out;
		}
	}

out:
	rcu_read_unlock();
	cb->args[0] = dev_idx;
	cb->args[1] = addr_idx;

	return skb->len;
}

/* Routes handling */

static int fill_route(struct sk_buff *skb, struct net_device *dev, u8 dst,
			u32 portid, u32 seq, int event)
{
	struct rtmsg *rtm;
	struct nlmsghdr *nlh;

	nlh = nlmsg_put(skb, portid, seq, event, sizeof(*rtm), 0);
	if (nlh == NULL)
		return -EMSGSIZE;

	rtm = nlmsg_data(nlh);
	rtm->rtm_family = AF_PHONET;
	rtm->rtm_dst_len = 6;
	rtm->rtm_src_len = 0;
	rtm->rtm_tos = 0;
	rtm->rtm_table = RT_TABLE_MAIN;
	rtm->rtm_protocol = RTPROT_STATIC;
	rtm->rtm_scope = RT_SCOPE_UNIVERSE;
	rtm->rtm_type = RTN_UNICAST;
	rtm->rtm_flags = 0;
	if (nla_put_u8(skb, RTA_DST, dst) ||
	    nla_put_u32(skb, RTA_OIF, dev->ifindex))
		goto nla_put_failure;
	nlmsg_end(skb, nlh);
	return 0;

nla_put_failure:
	nlmsg_cancel(skb, nlh);
	return -EMSGSIZE;
}

void rtm_phonet_notify(int event, struct net_device *dev, u8 dst)
{
	struct sk_buff *skb;
	int err = -ENOBUFS;

	skb = nlmsg_new(NLMSG_ALIGN(sizeof(struct ifaddrmsg)) +
			nla_total_size(1) + nla_total_size(4), GFP_KERNEL);
	if (skb == NULL)
		goto errout;
	err = fill_route(skb, dev, dst, 0, 0, event);
	if (err < 0) {
		WARN_ON(err == -EMSGSIZE);
		kfree_skb(skb);
		goto errout;
	}
	rtnl_notify(skb, dev_net(dev), 0,
			  RTNLGRP_PHONET_ROUTE, NULL, GFP_KERNEL);
	return;
errout:
	rtnl_set_sk_err(dev_net(dev), RTNLGRP_PHONET_ROUTE, err);
}

static const struct nla_policy rtm_phonet_policy[RTA_MAX+1] = {
	[RTA_DST] = { .type = NLA_U8 },
	[RTA_OIF] = { .type = NLA_U32 },
};

static int route_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
{
	struct net *net = sock_net(skb->sk);
	struct nlattr *tb[RTA_MAX+1];
	struct net_device *dev;
	struct rtmsg *rtm;
	int err;
	u8 dst;

	if (!netlink_capable(skb, CAP_NET_ADMIN))
		return -EPERM;

	if (!netlink_capable(skb, CAP_SYS_ADMIN))
		return -EPERM;

	ASSERT_RTNL();

	err = nlmsg_parse(nlh, sizeof(*rtm), tb, RTA_MAX, rtm_phonet_policy);
	if (err < 0)
		return err;

	rtm = nlmsg_data(nlh);
	if (rtm->rtm_table != RT_TABLE_MAIN || rtm->rtm_type != RTN_UNICAST)
		return -EINVAL;
	if (tb[RTA_DST] == NULL || tb[RTA_OIF] == NULL)
		return -EINVAL;
	dst = nla_get_u8(tb[RTA_DST]);
	if (dst & 3) /* Phonet addresses only have 6 high-order bits */
		return -EINVAL;

	dev = __dev_get_by_index(net, nla_get_u32(tb[RTA_OIF]));
	if (dev == NULL)
		return -ENODEV;

	if (nlh->nlmsg_type == RTM_NEWROUTE)
		err = phonet_route_add(dev, dst);
	else
		err = phonet_route_del(dev, dst);
	if (!err)
		rtm_phonet_notify(nlh->nlmsg_type, dev, dst);
	return err;
}

static int route_dumpit(struct sk_buff *skb, struct netlink_callback *cb)
{
	struct net *net = sock_net(skb->sk);
	u8 addr;

	rcu_read_lock();
	for (addr = cb->args[0]; addr < 64; addr++) {
		struct net_device *dev = phonet_route_get_rcu(net, addr << 2);

		if (!dev)
			continue;

		if (fill_route(skb, dev, addr << 2, NETLINK_CB(cb->skb).portid,
			       cb->nlh->nlmsg_seq, RTM_NEWROUTE) < 0)
			goto out;
	}

out:
	rcu_read_unlock();
	cb->args[0] = addr;

	return skb->len;
}

int __init phonet_netlink_register(void)
{
	int err = __rtnl_register(PF_PHONET, RTM_NEWADDR, addr_doit,
				  NULL, NULL);
	if (err)
		return err;

	/* Further __rtnl_register() cannot fail */
	__rtnl_register(PF_PHONET, RTM_DELADDR, addr_doit, NULL, NULL);
	__rtnl_register(PF_PHONET, RTM_GETADDR, NULL, getaddr_dumpit, NULL);
	__rtnl_register(PF_PHONET, RTM_NEWROUTE, route_doit, NULL, NULL);
	__rtnl_register(PF_PHONET, RTM_DELROUTE, route_doit, NULL, NULL);
	__rtnl_register(PF_PHONET, RTM_GETROUTE, NULL, route_dumpit, NULL);
	return 0;
}
Commit	Line	Data
8fb39740 RDC	1	/*
	2	* File: pn_netlink.c
	3	*
	4	* Phonet netlink interface
	5	*
	6	* Copyright (C) 2008 Nokia Corporation.
	7	*
31fdc555 RDC	8	* Authors: Sakari Ailus <sakari.ailus@nokia.com>
31fdc555 RDC	9	* Remi Denis-Courmont
8fb39740 RDC	10	*
	11	* This program is free software; you can redistribute it and/or
	12	* modify it under the terms of the GNU General Public License
	13	* version 2 as published by the Free Software Foundation.
	14	*
	15	* This program is distributed in the hope that it will be useful, but
	16	* WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	18	* General Public License for more details.
	19	*
	20	* You should have received a copy of the GNU General Public License
	21	* along with this program; if not, write to the Free Software
	22	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
	23	* 02110-1301 USA
	24	*/
	25
	26	#include <linux/kernel.h>
	27	#include <linux/netlink.h>
	28	#include <linux/phonet.h>
5a0e3ad6	29	#include <linux/slab.h>
8fb39740 RDC	30	#include <net/sock.h>
	31	#include <net/phonet/pn_dev.h>
	32
f062f41d RDC	33	/* Device address handling */
f062f41d RDC	34
8fb39740	35	static int fill_addr(struct sk_buff skb, struct net_device dev, u8 addr,
15e47304	36	u32 portid, u32 seq, int event);
8fb39740	37
c7a1a4c8	38	void phonet_address_notify(int event, struct net_device *dev, u8 addr)
8fb39740 RDC	39	{
	40	struct sk_buff *skb;
	41	int err = -ENOBUFS;
	42
	43	skb = nlmsg_new(NLMSG_ALIGN(sizeof(struct ifaddrmsg)) +
	44	nla_total_size(1), GFP_KERNEL);
	45	if (skb == NULL)
	46	goto errout;
	47	err = fill_addr(skb, dev, addr, 0, 0, event);
	48	if (err < 0) {
	49	WARN_ON(err == -EMSGSIZE);
	50	kfree_skb(skb);
	51	goto errout;
	52	}
1ce85fe4 PNA	53	rtnl_notify(skb, dev_net(dev), 0,
	54	RTNLGRP_PHONET_IFADDR, NULL, GFP_KERNEL);
	55	return;
8fb39740	56	errout:
4b7673a0	57	rtnl_set_sk_err(dev_net(dev), RTNLGRP_PHONET_IFADDR, err);
8fb39740 RDC	58	}
8fb39740 RDC	59
8980713b RDC	60	static const struct nla_policy ifa_phonet_policy[IFA_MAX+1] = {
	61	[IFA_LOCAL] = { .type = NLA_U8 },
	62	};
	63
661d2967	64	static int addr_doit(struct sk_buff skb, struct nlmsghdr nlh)
8fb39740	65	{
8980713b RDC	66	struct net *net = sock_net(skb->sk);
8980713b RDC	67	struct nlattr *tb[IFA_MAX+1];
8fb39740	68	struct net_device *dev;
8980713b	69	struct ifaddrmsg *ifm;
8fb39740 RDC	70	int err;
	71	u8 pnaddr;
	72
90f62cf3	73	if (!netlink_capable(skb, CAP_NET_ADMIN))
dfc47ef8 EB	74	return -EPERM;
dfc47ef8 EB	75
90f62cf3	76	if (!netlink_capable(skb, CAP_SYS_ADMIN))
8fb39740 RDC	77	return -EPERM;
	78
	79	ASSERT_RTNL();
	80
8980713b RDC	81	err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_phonet_policy);
	82	if (err < 0)
	83	return err;
8fb39740	84
8980713b RDC	85	ifm = nlmsg_data(nlh);
8980713b RDC	86	if (tb[IFA_LOCAL] == NULL)
8fb39740	87	return -EINVAL;
8980713b RDC	88	pnaddr = nla_get_u8(tb[IFA_LOCAL]);
	89	if (pnaddr & 3)
	90	/* Phonet addresses only have 6 high-order bits */
8fb39740 RDC	91	return -EINVAL;
8fb39740 RDC	92
8980713b	93	dev = __dev_get_by_index(net, ifm->ifa_index);
8fb39740 RDC	94	if (dev == NULL)
	95	return -ENODEV;
	96
8980713b RDC	97	if (nlh->nlmsg_type == RTM_NEWADDR)
	98	err = phonet_address_add(dev, pnaddr);
	99	else
	100	err = phonet_address_del(dev, pnaddr);
8fb39740	101	if (!err)
c7a1a4c8	102	phonet_address_notify(nlh->nlmsg_type, dev, pnaddr);
8fb39740 RDC	103	return err;
	104	}
	105
	106	static int fill_addr(struct sk_buff skb, struct net_device dev, u8 addr,
15e47304	107	u32 portid, u32 seq, int event)
8fb39740 RDC	108	{
	109	struct ifaddrmsg *ifm;
	110	struct nlmsghdr *nlh;
8fb39740	111
15e47304	112	nlh = nlmsg_put(skb, portid, seq, event, sizeof(*ifm), 0);
8980713b RDC	113	if (nlh == NULL)
	114	return -EMSGSIZE;
	115
	116	ifm = nlmsg_data(nlh);
8fb39740 RDC	117	ifm->ifa_family = AF_PHONET;
	118	ifm->ifa_prefixlen = 0;
	119	ifm->ifa_flags = IFA_F_PERMANENT;
8980713b	120	ifm->ifa_scope = RT_SCOPE_LINK;
8fb39740	121	ifm->ifa_index = dev->ifindex;
7f116b5b DM	122	if (nla_put_u8(skb, IFA_LOCAL, addr))
7f116b5b DM	123	goto nla_put_failure;
053c095a JB	124	nlmsg_end(skb, nlh);
053c095a JB	125	return 0;
8fb39740	126
8980713b RDC	127	nla_put_failure:
	128	nlmsg_cancel(skb, nlh);
	129	return -EMSGSIZE;
8fb39740 RDC	130	}
	131
	132	static int getaddr_dumpit(struct sk_buff skb, struct netlink_callback cb)
	133	{
9a3b7a42	134	struct phonet_device_list *pndevs;
8fb39740 RDC	135	struct phonet_device *pnd;
	136	int dev_idx = 0, dev_start_idx = cb->args[0];
	137	int addr_idx = 0, addr_start_idx = cb->args[1];
	138
9a3b7a42	139	pndevs = phonet_device_list(sock_net(skb->sk));
eeb74a9d RDC	140	rcu_read_lock();
eeb74a9d RDC	141	list_for_each_entry_rcu(pnd, &pndevs->list, list) {
8fb39740 RDC	142	u8 addr;
	143
	144	if (dev_idx > dev_start_idx)
	145	addr_start_idx = 0;
	146	if (dev_idx++ < dev_start_idx)
	147	continue;
	148
	149	addr_idx = 0;
a1ca14ac	150	for_each_set_bit(addr, pnd->addrs, 64) {
8fb39740 RDC	151	if (addr_idx++ < addr_start_idx)
	152	continue;
	153
	154	if (fill_addr(skb, pnd->netdev, addr << 2,
15e47304	155	NETLINK_CB(cb->skb).portid,
998ec759	156	cb->nlh->nlmsg_seq, RTM_NEWADDR) < 0)
8fb39740 RDC	157	goto out;
	158	}
	159	}
	160
	161	out:
eeb74a9d	162	rcu_read_unlock();
8fb39740 RDC	163	cb->args[0] = dev_idx;
	164	cb->args[1] = addr_idx;
	165
	166	return skb->len;
	167	}
	168
f062f41d RDC	169	/* Routes handling */
	170
	171	static int fill_route(struct sk_buff skb, struct net_device dev, u8 dst,
15e47304	172	u32 portid, u32 seq, int event)
f062f41d RDC	173	{
	174	struct rtmsg *rtm;
	175	struct nlmsghdr *nlh;
	176
15e47304	177	nlh = nlmsg_put(skb, portid, seq, event, sizeof(*rtm), 0);
f062f41d RDC	178	if (nlh == NULL)
	179	return -EMSGSIZE;
	180
	181	rtm = nlmsg_data(nlh);
	182	rtm->rtm_family = AF_PHONET;
	183	rtm->rtm_dst_len = 6;
	184	rtm->rtm_src_len = 0;
	185	rtm->rtm_tos = 0;
	186	rtm->rtm_table = RT_TABLE_MAIN;
	187	rtm->rtm_protocol = RTPROT_STATIC;
	188	rtm->rtm_scope = RT_SCOPE_UNIVERSE;
	189	rtm->rtm_type = RTN_UNICAST;
	190	rtm->rtm_flags = 0;
7f116b5b DM	191	if (nla_put_u8(skb, RTA_DST, dst) \|\|
	192	nla_put_u32(skb, RTA_OIF, dev->ifindex))
	193	goto nla_put_failure;
053c095a JB	194	nlmsg_end(skb, nlh);
053c095a JB	195	return 0;
f062f41d RDC	196
	197	nla_put_failure:
	198	nlmsg_cancel(skb, nlh);
	199	return -EMSGSIZE;
	200	}
	201
	202	void rtm_phonet_notify(int event, struct net_device *dev, u8 dst)
	203	{
	204	struct sk_buff *skb;
	205	int err = -ENOBUFS;
	206
	207	skb = nlmsg_new(NLMSG_ALIGN(sizeof(struct ifaddrmsg)) +
	208	nla_total_size(1) + nla_total_size(4), GFP_KERNEL);
	209	if (skb == NULL)
	210	goto errout;
	211	err = fill_route(skb, dev, dst, 0, 0, event);
	212	if (err < 0) {
	213	WARN_ON(err == -EMSGSIZE);
	214	kfree_skb(skb);
	215	goto errout;
	216	}
	217	rtnl_notify(skb, dev_net(dev), 0,
	218	RTNLGRP_PHONET_ROUTE, NULL, GFP_KERNEL);
	219	return;
	220	errout:
4b7673a0	221	rtnl_set_sk_err(dev_net(dev), RTNLGRP_PHONET_ROUTE, err);
f062f41d RDC	222	}
	223
	224	static const struct nla_policy rtm_phonet_policy[RTA_MAX+1] = {
	225	[RTA_DST] = { .type = NLA_U8 },
	226	[RTA_OIF] = { .type = NLA_U32 },
	227	};
	228
661d2967	229	static int route_doit(struct sk_buff skb, struct nlmsghdr nlh)
f062f41d RDC	230	{
	231	struct net *net = sock_net(skb->sk);
	232	struct nlattr *tb[RTA_MAX+1];
	233	struct net_device *dev;
	234	struct rtmsg *rtm;
	235	int err;
	236	u8 dst;
	237
90f62cf3	238	if (!netlink_capable(skb, CAP_NET_ADMIN))
dfc47ef8 EB	239	return -EPERM;
dfc47ef8 EB	240
90f62cf3	241	if (!netlink_capable(skb, CAP_SYS_ADMIN))
f062f41d RDC	242	return -EPERM;
	243
	244	ASSERT_RTNL();
	245
	246	err = nlmsg_parse(nlh, sizeof(*rtm), tb, RTA_MAX, rtm_phonet_policy);
	247	if (err < 0)
	248	return err;
	249
	250	rtm = nlmsg_data(nlh);
	251	if (rtm->rtm_table != RT_TABLE_MAIN \|\| rtm->rtm_type != RTN_UNICAST)
	252	return -EINVAL;
	253	if (tb[RTA_DST] == NULL \|\| tb[RTA_OIF] == NULL)
	254	return -EINVAL;
	255	dst = nla_get_u8(tb[RTA_DST]);
	256	if (dst & 3) /* Phonet addresses only have 6 high-order bits */
	257	return -EINVAL;
	258
	259	dev = __dev_get_by_index(net, nla_get_u32(tb[RTA_OIF]));
	260	if (dev == NULL)
	261	return -ENODEV;
	262
	263	if (nlh->nlmsg_type == RTM_NEWROUTE)
	264	err = phonet_route_add(dev, dst);
	265	else
	266	err = phonet_route_del(dev, dst);
	267	if (!err)
	268	rtm_phonet_notify(nlh->nlmsg_type, dev, dst);
	269	return err;
	270	}
	271
	272	static int route_dumpit(struct sk_buff skb, struct netlink_callback cb)
	273	{
	274	struct net *net = sock_net(skb->sk);
926e9878	275	u8 addr;
f062f41d	276
e67f88dd	277	rcu_read_lock();
926e9878 JB	278	for (addr = cb->args[0]; addr < 64; addr++) {
926e9878 JB	279	struct net_device *dev = phonet_route_get_rcu(net, addr << 2);
f062f41d	280
f062f41d RDC	281	if (!dev)
	282	continue;
	283
926e9878 JB	284	if (fill_route(skb, dev, addr << 2, NETLINK_CB(cb->skb).portid,
	285	cb->nlh->nlmsg_seq, RTM_NEWROUTE) < 0)
	286	goto out;
f062f41d RDC	287	}
	288
	289	out:
e67f88dd	290	rcu_read_unlock();
926e9878	291	cb->args[0] = addr;
f062f41d RDC	292
	293	return skb->len;
	294	}
	295
660f706d	296	int __init phonet_netlink_register(void)
8fb39740	297	{
c7ac8679 GR	298	int err = __rtnl_register(PF_PHONET, RTM_NEWADDR, addr_doit,
c7ac8679 GR	299	NULL, NULL);
660f706d	300	if (err)
	301	return err;
	302
	303	/* Further __rtnl_register() cannot fail */
c7ac8679 GR	304	__rtnl_register(PF_PHONET, RTM_DELADDR, addr_doit, NULL, NULL);
	305	__rtnl_register(PF_PHONET, RTM_GETADDR, NULL, getaddr_dumpit, NULL);
	306	__rtnl_register(PF_PHONET, RTM_NEWROUTE, route_doit, NULL, NULL);
	307	__rtnl_register(PF_PHONET, RTM_DELROUTE, route_doit, NULL, NULL);
	308	__rtnl_register(PF_PHONET, RTM_GETROUTE, NULL, route_dumpit, NULL);
660f706d	309	return 0;
8fb39740	310	}