[linux.git] / net / ieee802154 / af_ieee802154.c

/*
 * IEEE802154.4 socket interface
 *
 * Copyright 2007, 2008 Siemens AG
 *
 * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Written by:
 * Sergey Lapin <[email protected]>
 * Maxim Gorbachyov <[email protected]>
 */

#include <linux/net.h>
#include <linux/capability.h>
#include <linux/module.h>
#include <linux/if_arp.h>
#include <linux/if.h>
#include <linux/termios.h>	/* For TIOCOUTQ/INQ */
#include <linux/list.h>
#include <linux/slab.h>
#include <net/datalink.h>
#include <net/psnap.h>
#include <net/sock.h>
#include <net/tcp_states.h>
#include <net/route.h>

#include <net/af_ieee802154.h>
#include <net/ieee802154_netdev.h>

#include "af802154.h"

/*
 * Utility function for families
 */
struct net_device *ieee802154_get_dev(struct net *net,
		struct ieee802154_addr *addr)
{
	struct net_device *dev = NULL;
	struct net_device *tmp;
	u16 pan_id, short_addr;

	switch (addr->addr_type) {
	case IEEE802154_ADDR_LONG:
		rtnl_lock();
		dev = dev_getbyhwaddr(net, ARPHRD_IEEE802154, addr->hwaddr);
		if (dev)
			dev_hold(dev);
		rtnl_unlock();
		break;
	case IEEE802154_ADDR_SHORT:
		if (addr->pan_id == 0xffff ||
		    addr->short_addr == IEEE802154_ADDR_UNDEF ||
		    addr->short_addr == 0xffff)
			break;

		rtnl_lock();

		for_each_netdev(net, tmp) {
			if (tmp->type != ARPHRD_IEEE802154)
				continue;

			pan_id = ieee802154_mlme_ops(tmp)->get_pan_id(tmp);
			short_addr =
				ieee802154_mlme_ops(tmp)->get_short_addr(tmp);

			if (pan_id == addr->pan_id &&
			    short_addr == addr->short_addr) {
				dev = tmp;
				dev_hold(dev);
				break;
			}
		}

		rtnl_unlock();
		break;
	default:
		pr_warning("Unsupported ieee802154 address type: %d\n",
				addr->addr_type);
		break;
	}

	return dev;
}

static int ieee802154_sock_release(struct socket *sock)
{
	struct sock *sk = sock->sk;

	if (sk) {
		sock->sk = NULL;
		sk->sk_prot->close(sk, 0);
	}
	return 0;
}
static int ieee802154_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
		struct msghdr *msg, size_t len)
{
	struct sock *sk = sock->sk;

	return sk->sk_prot->sendmsg(iocb, sk, msg, len);
}

static int ieee802154_sock_bind(struct socket *sock, struct sockaddr *uaddr,
		int addr_len)
{
	struct sock *sk = sock->sk;

	if (sk->sk_prot->bind)
		return sk->sk_prot->bind(sk, uaddr, addr_len);

	return sock_no_bind(sock, uaddr, addr_len);
}

static int ieee802154_sock_connect(struct socket *sock, struct sockaddr *uaddr,
			int addr_len, int flags)
{
	struct sock *sk = sock->sk;

	if (addr_len < sizeof(uaddr->sa_family))
		return -EINVAL;

	if (uaddr->sa_family == AF_UNSPEC)
		return sk->sk_prot->disconnect(sk, flags);

	return sk->sk_prot->connect(sk, uaddr, addr_len);
}

static int ieee802154_dev_ioctl(struct sock *sk, struct ifreq __user *arg,
		unsigned int cmd)
{
	struct ifreq ifr;
	int ret = -ENOIOCTLCMD;
	struct net_device *dev;

	if (copy_from_user(&ifr, arg, sizeof(struct ifreq)))
		return -EFAULT;

	ifr.ifr_name[IFNAMSIZ-1] = 0;

	dev_load(sock_net(sk), ifr.ifr_name);
	dev = dev_get_by_name(sock_net(sk), ifr.ifr_name);

	if (!dev)
		return -ENODEV;

	if (dev->type == ARPHRD_IEEE802154 && dev->netdev_ops->ndo_do_ioctl)
		ret = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, cmd);

	if (!ret && copy_to_user(arg, &ifr, sizeof(struct ifreq)))
		ret = -EFAULT;
	dev_put(dev);

	return ret;
}

static int ieee802154_sock_ioctl(struct socket *sock, unsigned int cmd,
		unsigned long arg)
{
	struct sock *sk = sock->sk;

	switch (cmd) {
	case SIOCGSTAMP:
		return sock_get_timestamp(sk, (struct timeval __user *)arg);
	case SIOCGSTAMPNS:
		return sock_get_timestampns(sk, (struct timespec __user *)arg);
	case SIOCGIFADDR:
	case SIOCSIFADDR:
		return ieee802154_dev_ioctl(sk, (struct ifreq __user *)arg,
				cmd);
	default:
		if (!sk->sk_prot->ioctl)
			return -ENOIOCTLCMD;
		return sk->sk_prot->ioctl(sk, cmd, arg);
	}
}

static const struct proto_ops ieee802154_raw_ops = {
	.family		   = PF_IEEE802154,
	.owner		   = THIS_MODULE,
	.release	   = ieee802154_sock_release,
	.bind		   = ieee802154_sock_bind,
	.connect	   = ieee802154_sock_connect,
	.socketpair	   = sock_no_socketpair,
	.accept		   = sock_no_accept,
	.getname	   = sock_no_getname,
	.poll		   = datagram_poll,
	.ioctl		   = ieee802154_sock_ioctl,
	.listen		   = sock_no_listen,
	.shutdown	   = sock_no_shutdown,
	.setsockopt	   = sock_common_setsockopt,
	.getsockopt	   = sock_common_getsockopt,
	.sendmsg	   = ieee802154_sock_sendmsg,
	.recvmsg	   = sock_common_recvmsg,
	.mmap		   = sock_no_mmap,
	.sendpage	   = sock_no_sendpage,
#ifdef CONFIG_COMPAT
	.compat_setsockopt = compat_sock_common_setsockopt,
	.compat_getsockopt = compat_sock_common_getsockopt,
#endif
};

static const struct proto_ops ieee802154_dgram_ops = {
	.family		   = PF_IEEE802154,
	.owner		   = THIS_MODULE,
	.release	   = ieee802154_sock_release,
	.bind		   = ieee802154_sock_bind,
	.connect	   = ieee802154_sock_connect,
	.socketpair	   = sock_no_socketpair,
	.accept		   = sock_no_accept,
	.getname	   = sock_no_getname,
	.poll		   = datagram_poll,
	.ioctl		   = ieee802154_sock_ioctl,
	.listen		   = sock_no_listen,
	.shutdown	   = sock_no_shutdown,
	.setsockopt	   = sock_common_setsockopt,
	.getsockopt	   = sock_common_getsockopt,
	.sendmsg	   = ieee802154_sock_sendmsg,
	.recvmsg	   = sock_common_recvmsg,
	.mmap		   = sock_no_mmap,
	.sendpage	   = sock_no_sendpage,
#ifdef CONFIG_COMPAT
	.compat_setsockopt = compat_sock_common_setsockopt,
	.compat_getsockopt = compat_sock_common_getsockopt,
#endif
};


/*
 * Create a socket. Initialise the socket, blank the addresses
 * set the state.
 */
static int ieee802154_create(struct net *net, struct socket *sock,
			     int protocol, int kern)
{
	struct sock *sk;
	int rc;
	struct proto *proto;
	const struct proto_ops *ops;

	if (!net_eq(net, &init_net))
		return -EAFNOSUPPORT;

	switch (sock->type) {
	case SOCK_RAW:
		proto = &ieee802154_raw_prot;
		ops = &ieee802154_raw_ops;
		break;
	case SOCK_DGRAM:
		proto = &ieee802154_dgram_prot;
		ops = &ieee802154_dgram_ops;
		break;
	default:
		rc = -ESOCKTNOSUPPORT;
		goto out;
	}

	rc = -ENOMEM;
	sk = sk_alloc(net, PF_IEEE802154, GFP_KERNEL, proto);
	if (!sk)
		goto out;
	rc = 0;

	sock->ops = ops;

	sock_init_data(sock, sk);
	/* FIXME: sk->sk_destruct */
	sk->sk_family = PF_IEEE802154;

	/* Checksums on by default */
	sock_set_flag(sk, SOCK_ZAPPED);

	if (sk->sk_prot->hash)
		sk->sk_prot->hash(sk);

	if (sk->sk_prot->init) {
		rc = sk->sk_prot->init(sk);
		if (rc)
			sk_common_release(sk);
	}
out:
	return rc;
}

static const struct net_proto_family ieee802154_family_ops = {
	.family		= PF_IEEE802154,
	.create		= ieee802154_create,
	.owner		= THIS_MODULE,
};

static int ieee802154_rcv(struct sk_buff *skb, struct net_device *dev,
	struct packet_type *pt, struct net_device *orig_dev)
{
	if (!netif_running(dev))
		return -ENODEV;
	pr_debug("got frame, type %d, dev %p\n", dev->type, dev);
#ifdef DEBUG
	print_hex_dump_bytes("ieee802154_rcv ", DUMP_PREFIX_NONE, skb->data, skb->len);
#endif

	if (!net_eq(dev_net(dev), &init_net))
		goto drop;

	ieee802154_raw_deliver(dev, skb);

	if (dev->type != ARPHRD_IEEE802154)
		goto drop;

	if (skb->pkt_type != PACKET_OTHERHOST)
		return ieee802154_dgram_deliver(dev, skb);

drop:
	kfree_skb(skb);
	return NET_RX_DROP;
}


static struct packet_type ieee802154_packet_type = {
	.type = __constant_htons(ETH_P_IEEE802154),
	.func = ieee802154_rcv,
};

static int __init af_ieee802154_init(void)
{
	int rc = -EINVAL;

	rc = proto_register(&ieee802154_raw_prot, 1);
	if (rc)
		goto out;

	rc = proto_register(&ieee802154_dgram_prot, 1);
	if (rc)
		goto err_dgram;

	/* Tell SOCKET that we are alive */
	rc = sock_register(&ieee802154_family_ops);
	if (rc)
		goto err_sock;
	dev_add_pack(&ieee802154_packet_type);

	rc = 0;
	goto out;

err_sock:
	proto_unregister(&ieee802154_dgram_prot);
err_dgram:
	proto_unregister(&ieee802154_raw_prot);
out:
	return rc;
}
static void __exit af_ieee802154_remove(void)
{
	dev_remove_pack(&ieee802154_packet_type);
	sock_unregister(PF_IEEE802154);
	proto_unregister(&ieee802154_dgram_prot);
	proto_unregister(&ieee802154_raw_prot);
}

module_init(af_ieee802154_init);
module_exit(af_ieee802154_remove);

MODULE_LICENSE("GPL");
MODULE_ALIAS_NETPROTO(PF_IEEE802154);
Commit	Line	Data
9ec76716 SL	1	/*
	2	* IEEE802154.4 socket interface
	3	*
	4	* Copyright 2007, 2008 Siemens AG
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License version 2
	8	* as published by the Free Software Foundation.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License along
	16	* with this program; if not, write to the Free Software Foundation, Inc.,
	17	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	18	*
	19	* Written by:
	20	* Sergey Lapin <[email protected]>
	21	* Maxim Gorbachyov <[email protected]>
	22	*/
	23
	24	#include <linux/net.h>
	25	#include <linux/capability.h>
	26	#include <linux/module.h>
	27	#include <linux/if_arp.h>
	28	#include <linux/if.h>
	29	#include <linux/termios.h> /* For TIOCOUTQ/INQ */
	30	#include <linux/list.h>
5a0e3ad6	31	#include <linux/slab.h>
9ec76716 SL	32	#include <net/datalink.h>
	33	#include <net/psnap.h>
	34	#include <net/sock.h>
	35	#include <net/tcp_states.h>
	36	#include <net/route.h>
	37
f0166e5e DB	38	#include <net/af_ieee802154.h>
f0166e5e DB	39	#include <net/ieee802154_netdev.h>
9ec76716 SL	40
	41	#include "af802154.h"
	42
9ec76716 SL	43	/*
	44	* Utility function for families
	45	*/
	46	struct net_device ieee802154_get_dev(struct net net,
	47	struct ieee802154_addr *addr)
	48	{
	49	struct net_device *dev = NULL;
	50	struct net_device *tmp;
	51	u16 pan_id, short_addr;
	52
	53	switch (addr->addr_type) {
	54	case IEEE802154_ADDR_LONG:
	55	rtnl_lock();
	56	dev = dev_getbyhwaddr(net, ARPHRD_IEEE802154, addr->hwaddr);
	57	if (dev)
	58	dev_hold(dev);
	59	rtnl_unlock();
	60	break;
	61	case IEEE802154_ADDR_SHORT:
	62	if (addr->pan_id == 0xffff \|\|
	63	addr->short_addr == IEEE802154_ADDR_UNDEF \|\|
	64	addr->short_addr == 0xffff)
	65	break;
	66
	67	rtnl_lock();
	68
	69	for_each_netdev(net, tmp) {
	70	if (tmp->type != ARPHRD_IEEE802154)
	71	continue;
	72
	73	pan_id = ieee802154_mlme_ops(tmp)->get_pan_id(tmp);
	74	short_addr =
	75	ieee802154_mlme_ops(tmp)->get_short_addr(tmp);
	76
	77	if (pan_id == addr->pan_id &&
	78	short_addr == addr->short_addr) {
	79	dev = tmp;
	80	dev_hold(dev);
	81	break;
	82	}
	83	}
	84
	85	rtnl_unlock();
	86	break;
	87	default:
	88	pr_warning("Unsupported ieee802154 address type: %d\n",
	89	addr->addr_type);
	90	break;
	91	}
	92
	93	return dev;
	94	}
	95
	96	static int ieee802154_sock_release(struct socket *sock)
	97	{
	98	struct sock *sk = sock->sk;
	99
	100	if (sk) {
	101	sock->sk = NULL;
	102	sk->sk_prot->close(sk, 0);
	103	}
	104	return 0;
	105	}
	106	static int ieee802154_sock_sendmsg(struct kiocb iocb, struct socket sock,
107	struct msghdr *msg, size_t len)
108	{
109	struct sock *sk = sock->sk;
110
111	return sk->sk_prot->sendmsg(iocb, sk, msg, len);
112	}
113
114	static int ieee802154_sock_bind(struct socket sock, struct sockaddr uaddr,
115	int addr_len)
116	{
117	struct sock *sk = sock->sk;
118
119	if (sk->sk_prot->bind)
120	return sk->sk_prot->bind(sk, uaddr, addr_len);
121
122	return sock_no_bind(sock, uaddr, addr_len);
123	}
124
125	static int ieee802154_sock_connect(struct socket sock, struct sockaddr uaddr,
126	int addr_len, int flags)
127	{
128	struct sock *sk = sock->sk;
129
6503d961 CG	130	if (addr_len < sizeof(uaddr->sa_family))
	131	return -EINVAL;
	132
9ec76716 SL	133	if (uaddr->sa_family == AF_UNSPEC)
	134	return sk->sk_prot->disconnect(sk, flags);
	135
	136	return sk->sk_prot->connect(sk, uaddr, addr_len);
	137	}
	138
	139	static int ieee802154_dev_ioctl(struct sock sk, struct ifreq __user arg,
	140	unsigned int cmd)
	141	{
	142	struct ifreq ifr;
45a41d14	143	int ret = -ENOIOCTLCMD;
9ec76716 SL	144	struct net_device *dev;
	145
	146	if (copy_from_user(&ifr, arg, sizeof(struct ifreq)))
	147	return -EFAULT;
	148
	149	ifr.ifr_name[IFNAMSIZ-1] = 0;
	150
	151	dev_load(sock_net(sk), ifr.ifr_name);
	152	dev = dev_get_by_name(sock_net(sk), ifr.ifr_name);
45a41d14	153
93c0c8b4 SS	154	if (!dev)
	155	return -ENODEV;
	156
929122cd	157	if (dev->type == ARPHRD_IEEE802154 && dev->netdev_ops->ndo_do_ioctl)
9ec76716 SL	158	ret = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, cmd);
	159
	160	if (!ret && copy_to_user(arg, &ifr, sizeof(struct ifreq)))
	161	ret = -EFAULT;
	162	dev_put(dev);
	163
	164	return ret;
	165	}
	166
	167	static int ieee802154_sock_ioctl(struct socket *sock, unsigned int cmd,
	168	unsigned long arg)
	169	{
	170	struct sock *sk = sock->sk;
	171
	172	switch (cmd) {
	173	case SIOCGSTAMP:
	174	return sock_get_timestamp(sk, (struct timeval __user *)arg);
	175	case SIOCGSTAMPNS:
	176	return sock_get_timestampns(sk, (struct timespec __user *)arg);
	177	case SIOCGIFADDR:
	178	case SIOCSIFADDR:
	179	return ieee802154_dev_ioctl(sk, (struct ifreq __user *)arg,
	180	cmd);
	181	default:
	182	if (!sk->sk_prot->ioctl)
	183	return -ENOIOCTLCMD;
	184	return sk->sk_prot->ioctl(sk, cmd, arg);
	185	}
	186	}
	187
	188	static const struct proto_ops ieee802154_raw_ops = {
	189	.family = PF_IEEE802154,
	190	.owner = THIS_MODULE,
	191	.release = ieee802154_sock_release,
	192	.bind = ieee802154_sock_bind,
	193	.connect = ieee802154_sock_connect,
	194	.socketpair = sock_no_socketpair,
	195	.accept = sock_no_accept,
	196	.getname = sock_no_getname,
	197	.poll = datagram_poll,
	198	.ioctl = ieee802154_sock_ioctl,
	199	.listen = sock_no_listen,
	200	.shutdown = sock_no_shutdown,
	201	.setsockopt = sock_common_setsockopt,
	202	.getsockopt = sock_common_getsockopt,
	203	.sendmsg = ieee802154_sock_sendmsg,
	204	.recvmsg = sock_common_recvmsg,
	205	.mmap = sock_no_mmap,
	206	.sendpage = sock_no_sendpage,
	207	#ifdef CONFIG_COMPAT
	208	.compat_setsockopt = compat_sock_common_setsockopt,
	209	.compat_getsockopt = compat_sock_common_getsockopt,
	210	#endif
	211	};
	212
	213	static const struct proto_ops ieee802154_dgram_ops = {
	214	.family = PF_IEEE802154,
	215	.owner = THIS_MODULE,
	216	.release = ieee802154_sock_release,
	217	.bind = ieee802154_sock_bind,
	218	.connect = ieee802154_sock_connect,
	219	.socketpair = sock_no_socketpair,
	220	.accept = sock_no_accept,
	221	.getname = sock_no_getname,
222	.poll = datagram_poll,
223	.ioctl = ieee802154_sock_ioctl,
224	.listen = sock_no_listen,
225	.shutdown = sock_no_shutdown,
226	.setsockopt = sock_common_setsockopt,
227	.getsockopt = sock_common_getsockopt,
228	.sendmsg = ieee802154_sock_sendmsg,
229	.recvmsg = sock_common_recvmsg,
230	.mmap = sock_no_mmap,
231	.sendpage = sock_no_sendpage,
232	#ifdef CONFIG_COMPAT
233	.compat_setsockopt = compat_sock_common_setsockopt,
234	.compat_getsockopt = compat_sock_common_getsockopt,
235	#endif
236	};
237
238
239	/*
240	* Create a socket. Initialise the socket, blank the addresses
241	* set the state.
242	*/
243	static int ieee802154_create(struct net net, struct socket sock,
3f378b68	244	int protocol, int kern)
9ec76716 SL	245	{
	246	struct sock *sk;
	247	int rc;
	248	struct proto *proto;
	249	const struct proto_ops *ops;
	250
09ad9bc7	251	if (!net_eq(net, &init_net))
9ec76716 SL	252	return -EAFNOSUPPORT;
	253
	254	switch (sock->type) {
	255	case SOCK_RAW:
	256	proto = &ieee802154_raw_prot;
	257	ops = &ieee802154_raw_ops;
	258	break;
	259	case SOCK_DGRAM:
	260	proto = &ieee802154_dgram_prot;
	261	ops = &ieee802154_dgram_ops;
	262	break;
	263	default:
	264	rc = -ESOCKTNOSUPPORT;
	265	goto out;
	266	}
	267
	268	rc = -ENOMEM;
	269	sk = sk_alloc(net, PF_IEEE802154, GFP_KERNEL, proto);
	270	if (!sk)
	271	goto out;
	272	rc = 0;
	273
	274	sock->ops = ops;
	275
	276	sock_init_data(sock, sk);
	277	/* FIXME: sk->sk_destruct */
	278	sk->sk_family = PF_IEEE802154;
	279
	280	/* Checksums on by default */
	281	sock_set_flag(sk, SOCK_ZAPPED);
	282
	283	if (sk->sk_prot->hash)
	284	sk->sk_prot->hash(sk);
	285
	286	if (sk->sk_prot->init) {
	287	rc = sk->sk_prot->init(sk);
	288	if (rc)
	289	sk_common_release(sk);
	290	}
	291	out:
	292	return rc;
	293	}
	294
ec1b4cf7	295	static const struct net_proto_family ieee802154_family_ops = {
9ec76716 SL	296	.family = PF_IEEE802154,
	297	.create = ieee802154_create,
	298	.owner = THIS_MODULE,
	299	};
	300
	301	static int ieee802154_rcv(struct sk_buff skb, struct net_device dev,
	302	struct packet_type pt, struct net_device orig_dev)
	303	{
9ec76716 SL	304	if (!netif_running(dev))
	305	return -ENODEV;
	306	pr_debug("got frame, type %d, dev %p\n", dev->type, dev);
25502bda DB	307	#ifdef DEBUG
	308	print_hex_dump_bytes("ieee802154_rcv ", DUMP_PREFIX_NONE, skb->data, skb->len);
	309	#endif
9ec76716 SL	310
	311	if (!net_eq(dev_net(dev), &init_net))
	312	goto drop;
	313
	314	ieee802154_raw_deliver(dev, skb);
	315
	316	if (dev->type != ARPHRD_IEEE802154)
	317	goto drop;
	318
	319	if (skb->pkt_type != PACKET_OTHERHOST)
	320	return ieee802154_dgram_deliver(dev, skb);
	321
	322	drop:
	323	kfree_skb(skb);
	324	return NET_RX_DROP;
	325	}
	326
	327
	328	static struct packet_type ieee802154_packet_type = {
	329	.type = __constant_htons(ETH_P_IEEE802154),
	330	.func = ieee802154_rcv,
	331	};
	332
	333	static int __init af_ieee802154_init(void)
	334	{
	335	int rc = -EINVAL;
	336
	337	rc = proto_register(&ieee802154_raw_prot, 1);
	338	if (rc)
	339	goto out;
	340
	341	rc = proto_register(&ieee802154_dgram_prot, 1);
	342	if (rc)
	343	goto err_dgram;
	344
	345	/* Tell SOCKET that we are alive */
	346	rc = sock_register(&ieee802154_family_ops);
	347	if (rc)
	348	goto err_sock;
	349	dev_add_pack(&ieee802154_packet_type);
	350
	351	rc = 0;
	352	goto out;
	353
	354	err_sock:
	355	proto_unregister(&ieee802154_dgram_prot);
	356	err_dgram:
	357	proto_unregister(&ieee802154_raw_prot);
	358	out:
	359	return rc;
	360	}
	361	static void __exit af_ieee802154_remove(void)
	362	{
	363	dev_remove_pack(&ieee802154_packet_type);
	364	sock_unregister(PF_IEEE802154);
	365	proto_unregister(&ieee802154_dgram_prot);
	366	proto_unregister(&ieee802154_raw_prot);
	367	}
	368
	369	module_init(af_ieee802154_init);
	370	module_exit(af_ieee802154_remove);
	371
	372	MODULE_LICENSE("GPL");
	373	MODULE_ALIAS_NETPROTO(PF_IEEE802154);