2 * IEEE802154.4 socket interface
4 * Copyright 2007, 2008 Siemens AG
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.
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.
16 * Sergey Lapin <slapin@ossfans.org>
17 * Maxim Gorbachyov <maxim.gorbachev@siemens.com>
20 #include <linux/net.h>
21 #include <linux/capability.h>
22 #include <linux/module.h>
23 #include <linux/if_arp.h>
25 #include <linux/termios.h> /* For TIOCOUTQ/INQ */
26 #include <linux/list.h>
27 #include <linux/slab.h>
28 #include <net/datalink.h>
29 #include <net/psnap.h>
31 #include <net/tcp_states.h>
32 #include <net/route.h>
34 #include <net/af_ieee802154.h>
35 #include <net/ieee802154_netdev.h>
37 /* Utility function for families */
38 static struct net_device*
39 ieee802154_get_dev(struct net *net, const struct ieee802154_addr *addr)
41 struct net_device *dev = NULL;
42 struct net_device *tmp;
43 __le16 pan_id, short_addr;
44 u8 hwaddr[IEEE802154_ADDR_LEN];
47 case IEEE802154_ADDR_LONG:
48 ieee802154_devaddr_to_raw(hwaddr, addr->extended_addr);
50 dev = dev_getbyhwaddr_rcu(net, ARPHRD_IEEE802154, hwaddr);
55 case IEEE802154_ADDR_SHORT:
56 if (addr->pan_id == cpu_to_le16(IEEE802154_PANID_BROADCAST) ||
57 addr->short_addr == cpu_to_le16(IEEE802154_ADDR_UNDEF) ||
58 addr->short_addr == cpu_to_le16(IEEE802154_ADDR_BROADCAST))
63 for_each_netdev(net, tmp) {
64 if (tmp->type != ARPHRD_IEEE802154)
67 pan_id = ieee802154_mlme_ops(tmp)->get_pan_id(tmp);
69 ieee802154_mlme_ops(tmp)->get_short_addr(tmp);
71 if (pan_id == addr->pan_id &&
72 short_addr == addr->short_addr) {
82 pr_warn("Unsupported ieee802154 address type: %d\n",
90 static int ieee802154_sock_release(struct socket *sock)
92 struct sock *sk = sock->sk;
96 sk->sk_prot->close(sk, 0);
101 static int ieee802154_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
102 struct msghdr *msg, size_t len)
104 struct sock *sk = sock->sk;
106 return sk->sk_prot->sendmsg(iocb, sk, msg, len);
109 static int ieee802154_sock_bind(struct socket *sock, struct sockaddr *uaddr,
112 struct sock *sk = sock->sk;
114 if (sk->sk_prot->bind)
115 return sk->sk_prot->bind(sk, uaddr, addr_len);
117 return sock_no_bind(sock, uaddr, addr_len);
120 static int ieee802154_sock_connect(struct socket *sock, struct sockaddr *uaddr,
121 int addr_len, int flags)
123 struct sock *sk = sock->sk;
125 if (addr_len < sizeof(uaddr->sa_family))
128 if (uaddr->sa_family == AF_UNSPEC)
129 return sk->sk_prot->disconnect(sk, flags);
131 return sk->sk_prot->connect(sk, uaddr, addr_len);
134 static int ieee802154_dev_ioctl(struct sock *sk, struct ifreq __user *arg,
138 int ret = -ENOIOCTLCMD;
139 struct net_device *dev;
141 if (copy_from_user(&ifr, arg, sizeof(struct ifreq)))
144 ifr.ifr_name[IFNAMSIZ-1] = 0;
146 dev_load(sock_net(sk), ifr.ifr_name);
147 dev = dev_get_by_name(sock_net(sk), ifr.ifr_name);
152 if (dev->type == ARPHRD_IEEE802154 && dev->netdev_ops->ndo_do_ioctl)
153 ret = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, cmd);
155 if (!ret && copy_to_user(arg, &ifr, sizeof(struct ifreq)))
162 static int ieee802154_sock_ioctl(struct socket *sock, unsigned int cmd,
165 struct sock *sk = sock->sk;
169 return sock_get_timestamp(sk, (struct timeval __user *)arg);
171 return sock_get_timestampns(sk, (struct timespec __user *)arg);
174 return ieee802154_dev_ioctl(sk, (struct ifreq __user *)arg,
177 if (!sk->sk_prot->ioctl)
179 return sk->sk_prot->ioctl(sk, cmd, arg);
183 /* RAW Sockets (802.15.4 created in userspace) */
184 static HLIST_HEAD(raw_head);
185 static DEFINE_RWLOCK(raw_lock);
187 static void raw_hash(struct sock *sk)
189 write_lock_bh(&raw_lock);
190 sk_add_node(sk, &raw_head);
191 sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
192 write_unlock_bh(&raw_lock);
195 static void raw_unhash(struct sock *sk)
197 write_lock_bh(&raw_lock);
198 if (sk_del_node_init(sk))
199 sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
200 write_unlock_bh(&raw_lock);
203 static void raw_close(struct sock *sk, long timeout)
205 sk_common_release(sk);
208 static int raw_bind(struct sock *sk, struct sockaddr *_uaddr, int len)
210 struct ieee802154_addr addr;
211 struct sockaddr_ieee802154 *uaddr = (struct sockaddr_ieee802154 *)_uaddr;
213 struct net_device *dev = NULL;
215 if (len < sizeof(*uaddr))
218 uaddr = (struct sockaddr_ieee802154 *)_uaddr;
219 if (uaddr->family != AF_IEEE802154)
224 ieee802154_addr_from_sa(&addr, &uaddr->addr);
225 dev = ieee802154_get_dev(sock_net(sk), &addr);
231 if (dev->type != ARPHRD_IEEE802154) {
236 sk->sk_bound_dev_if = dev->ifindex;
247 static int raw_connect(struct sock *sk, struct sockaddr *uaddr,
253 static int raw_disconnect(struct sock *sk, int flags)
258 static int raw_sendmsg(struct kiocb *iocb, struct sock *sk,
259 struct msghdr *msg, size_t size)
261 struct net_device *dev;
267 if (msg->msg_flags & MSG_OOB) {
268 pr_debug("msg->msg_flags = 0x%x\n", msg->msg_flags);
273 if (!sk->sk_bound_dev_if)
274 dev = dev_getfirstbyhwtype(sock_net(sk), ARPHRD_IEEE802154);
276 dev = dev_get_by_index(sock_net(sk), sk->sk_bound_dev_if);
280 pr_debug("no dev\n");
286 pr_debug("name = %s, mtu = %u\n", dev->name, mtu);
289 pr_debug("size = %Zu, mtu = %u\n", size, mtu);
294 hlen = LL_RESERVED_SPACE(dev);
295 tlen = dev->needed_tailroom;
296 skb = sock_alloc_send_skb(sk, hlen + tlen + size,
297 msg->msg_flags & MSG_DONTWAIT, &err);
301 skb_reserve(skb, hlen);
303 skb_reset_mac_header(skb);
304 skb_reset_network_header(skb);
306 err = memcpy_from_msg(skb_put(skb, size), msg, size);
312 skb->protocol = htons(ETH_P_IEEE802154);
316 err = dev_queue_xmit(skb);
318 err = net_xmit_errno(err);
330 static int raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
331 size_t len, int noblock, int flags, int *addr_len)
334 int err = -EOPNOTSUPP;
337 skb = skb_recv_datagram(sk, flags, noblock, &err);
343 msg->msg_flags |= MSG_TRUNC;
347 err = skb_copy_datagram_msg(skb, 0, msg, copied);
351 sock_recv_ts_and_drops(msg, sk, skb);
353 if (flags & MSG_TRUNC)
356 skb_free_datagram(sk, skb);
363 static int raw_rcv_skb(struct sock *sk, struct sk_buff *skb)
365 skb = skb_share_check(skb, GFP_ATOMIC);
369 if (sock_queue_rcv_skb(sk, skb) < 0) {
374 return NET_RX_SUCCESS;
377 static void ieee802154_raw_deliver(struct net_device *dev, struct sk_buff *skb)
381 read_lock(&raw_lock);
382 sk_for_each(sk, &raw_head) {
384 if (!sk->sk_bound_dev_if ||
385 sk->sk_bound_dev_if == dev->ifindex) {
386 struct sk_buff *clone;
388 clone = skb_clone(skb, GFP_ATOMIC);
390 raw_rcv_skb(sk, clone);
394 read_unlock(&raw_lock);
397 static int raw_getsockopt(struct sock *sk, int level, int optname,
398 char __user *optval, int __user *optlen)
403 static int raw_setsockopt(struct sock *sk, int level, int optname,
404 char __user *optval, unsigned int optlen)
409 static struct proto ieee802154_raw_prot = {
410 .name = "IEEE-802.15.4-RAW",
411 .owner = THIS_MODULE,
412 .obj_size = sizeof(struct sock),
415 .sendmsg = raw_sendmsg,
416 .recvmsg = raw_recvmsg,
418 .unhash = raw_unhash,
419 .connect = raw_connect,
420 .disconnect = raw_disconnect,
421 .getsockopt = raw_getsockopt,
422 .setsockopt = raw_setsockopt,
425 static const struct proto_ops ieee802154_raw_ops = {
426 .family = PF_IEEE802154,
427 .owner = THIS_MODULE,
428 .release = ieee802154_sock_release,
429 .bind = ieee802154_sock_bind,
430 .connect = ieee802154_sock_connect,
431 .socketpair = sock_no_socketpair,
432 .accept = sock_no_accept,
433 .getname = sock_no_getname,
434 .poll = datagram_poll,
435 .ioctl = ieee802154_sock_ioctl,
436 .listen = sock_no_listen,
437 .shutdown = sock_no_shutdown,
438 .setsockopt = sock_common_setsockopt,
439 .getsockopt = sock_common_getsockopt,
440 .sendmsg = ieee802154_sock_sendmsg,
441 .recvmsg = sock_common_recvmsg,
442 .mmap = sock_no_mmap,
443 .sendpage = sock_no_sendpage,
445 .compat_setsockopt = compat_sock_common_setsockopt,
446 .compat_getsockopt = compat_sock_common_getsockopt,
450 /* DGRAM Sockets (802.15.4 dataframes) */
451 static HLIST_HEAD(dgram_head);
452 static DEFINE_RWLOCK(dgram_lock);
457 struct ieee802154_addr src_addr;
458 struct ieee802154_addr dst_addr;
460 unsigned int bound:1;
461 unsigned int connected:1;
462 unsigned int want_ack:1;
463 unsigned int secen:1;
464 unsigned int secen_override:1;
465 unsigned int seclevel:3;
466 unsigned int seclevel_override:1;
469 static inline struct dgram_sock *dgram_sk(const struct sock *sk)
471 return container_of(sk, struct dgram_sock, sk);
474 static void dgram_hash(struct sock *sk)
476 write_lock_bh(&dgram_lock);
477 sk_add_node(sk, &dgram_head);
478 sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
479 write_unlock_bh(&dgram_lock);
482 static void dgram_unhash(struct sock *sk)
484 write_lock_bh(&dgram_lock);
485 if (sk_del_node_init(sk))
486 sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
487 write_unlock_bh(&dgram_lock);
490 static int dgram_init(struct sock *sk)
492 struct dgram_sock *ro = dgram_sk(sk);
498 static void dgram_close(struct sock *sk, long timeout)
500 sk_common_release(sk);
503 static int dgram_bind(struct sock *sk, struct sockaddr *uaddr, int len)
505 struct sockaddr_ieee802154 *addr = (struct sockaddr_ieee802154 *)uaddr;
506 struct ieee802154_addr haddr;
507 struct dgram_sock *ro = dgram_sk(sk);
509 struct net_device *dev;
515 if (len < sizeof(*addr))
518 if (addr->family != AF_IEEE802154)
521 ieee802154_addr_from_sa(&haddr, &addr->addr);
522 dev = ieee802154_get_dev(sock_net(sk), &haddr);
528 if (dev->type != ARPHRD_IEEE802154) {
533 ro->src_addr = haddr;
545 static int dgram_ioctl(struct sock *sk, int cmd, unsigned long arg)
550 int amount = sk_wmem_alloc_get(sk);
552 return put_user(amount, (int __user *)arg);
558 unsigned long amount;
561 spin_lock_bh(&sk->sk_receive_queue.lock);
562 skb = skb_peek(&sk->sk_receive_queue);
564 /* We will only return the amount
565 * of this packet since that is all
568 amount = skb->len - ieee802154_hdr_length(skb);
570 spin_unlock_bh(&sk->sk_receive_queue.lock);
571 return put_user(amount, (int __user *)arg);
578 /* FIXME: autobind */
579 static int dgram_connect(struct sock *sk, struct sockaddr *uaddr,
582 struct sockaddr_ieee802154 *addr = (struct sockaddr_ieee802154 *)uaddr;
583 struct dgram_sock *ro = dgram_sk(sk);
586 if (len < sizeof(*addr))
589 if (addr->family != AF_IEEE802154)
599 ieee802154_addr_from_sa(&ro->dst_addr, &addr->addr);
607 static int dgram_disconnect(struct sock *sk, int flags)
609 struct dgram_sock *ro = dgram_sk(sk);
618 static int dgram_sendmsg(struct kiocb *iocb, struct sock *sk,
619 struct msghdr *msg, size_t size)
621 struct net_device *dev;
624 struct ieee802154_mac_cb *cb;
625 struct dgram_sock *ro = dgram_sk(sk);
626 struct ieee802154_addr dst_addr;
630 if (msg->msg_flags & MSG_OOB) {
631 pr_debug("msg->msg_flags = 0x%x\n", msg->msg_flags);
635 if (!ro->connected && !msg->msg_name)
636 return -EDESTADDRREQ;
637 else if (ro->connected && msg->msg_name)
641 dev = dev_getfirstbyhwtype(sock_net(sk), ARPHRD_IEEE802154);
643 dev = ieee802154_get_dev(sock_net(sk), &ro->src_addr);
646 pr_debug("no dev\n");
651 pr_debug("name = %s, mtu = %u\n", dev->name, mtu);
654 pr_debug("size = %Zu, mtu = %u\n", size, mtu);
659 hlen = LL_RESERVED_SPACE(dev);
660 tlen = dev->needed_tailroom;
661 skb = sock_alloc_send_skb(sk, hlen + tlen + size,
662 msg->msg_flags & MSG_DONTWAIT,
667 skb_reserve(skb, hlen);
669 skb_reset_network_header(skb);
671 cb = mac_cb_init(skb);
672 cb->type = IEEE802154_FC_TYPE_DATA;
673 cb->ackreq = ro->want_ack;
676 DECLARE_SOCKADDR(struct sockaddr_ieee802154*,
677 daddr, msg->msg_name);
679 ieee802154_addr_from_sa(&dst_addr, &daddr->addr);
681 dst_addr = ro->dst_addr;
684 cb->secen = ro->secen;
685 cb->secen_override = ro->secen_override;
686 cb->seclevel = ro->seclevel;
687 cb->seclevel_override = ro->seclevel_override;
689 err = dev_hard_header(skb, dev, ETH_P_IEEE802154, &dst_addr,
690 ro->bound ? &ro->src_addr : NULL, size);
694 err = memcpy_from_msg(skb_put(skb, size), msg, size);
700 skb->protocol = htons(ETH_P_IEEE802154);
704 err = dev_queue_xmit(skb);
706 err = net_xmit_errno(err);
718 static int dgram_recvmsg(struct kiocb *iocb, struct sock *sk,
719 struct msghdr *msg, size_t len, int noblock,
720 int flags, int *addr_len)
723 int err = -EOPNOTSUPP;
725 DECLARE_SOCKADDR(struct sockaddr_ieee802154 *, saddr, msg->msg_name);
727 skb = skb_recv_datagram(sk, flags, noblock, &err);
733 msg->msg_flags |= MSG_TRUNC;
737 /* FIXME: skip headers if necessary ?! */
738 err = skb_copy_datagram_msg(skb, 0, msg, copied);
742 sock_recv_ts_and_drops(msg, sk, skb);
745 saddr->family = AF_IEEE802154;
746 ieee802154_addr_to_sa(&saddr->addr, &mac_cb(skb)->source);
747 *addr_len = sizeof(*saddr);
750 if (flags & MSG_TRUNC)
753 skb_free_datagram(sk, skb);
760 static int dgram_rcv_skb(struct sock *sk, struct sk_buff *skb)
762 skb = skb_share_check(skb, GFP_ATOMIC);
766 if (sock_queue_rcv_skb(sk, skb) < 0) {
771 return NET_RX_SUCCESS;
775 ieee802154_match_sock(__le64 hw_addr, __le16 pan_id, __le16 short_addr,
776 struct dgram_sock *ro)
781 if (ro->src_addr.mode == IEEE802154_ADDR_LONG &&
782 hw_addr == ro->src_addr.extended_addr)
785 if (ro->src_addr.mode == IEEE802154_ADDR_SHORT &&
786 pan_id == ro->src_addr.pan_id &&
787 short_addr == ro->src_addr.short_addr)
793 static int ieee802154_dgram_deliver(struct net_device *dev, struct sk_buff *skb)
795 struct sock *sk, *prev = NULL;
796 int ret = NET_RX_SUCCESS;
797 __le16 pan_id, short_addr;
800 /* Data frame processing */
801 BUG_ON(dev->type != ARPHRD_IEEE802154);
803 pan_id = ieee802154_mlme_ops(dev)->get_pan_id(dev);
804 short_addr = ieee802154_mlme_ops(dev)->get_short_addr(dev);
805 hw_addr = ieee802154_devaddr_from_raw(dev->dev_addr);
807 read_lock(&dgram_lock);
808 sk_for_each(sk, &dgram_head) {
809 if (ieee802154_match_sock(hw_addr, pan_id, short_addr,
812 struct sk_buff *clone;
814 clone = skb_clone(skb, GFP_ATOMIC);
816 dgram_rcv_skb(prev, clone);
824 dgram_rcv_skb(prev, skb);
829 read_unlock(&dgram_lock);
834 static int dgram_getsockopt(struct sock *sk, int level, int optname,
835 char __user *optval, int __user *optlen)
837 struct dgram_sock *ro = dgram_sk(sk);
841 if (level != SOL_IEEE802154)
844 if (get_user(len, optlen))
847 len = min_t(unsigned int, len, sizeof(int));
854 if (!ro->secen_override)
855 val = WPAN_SECURITY_DEFAULT;
857 val = WPAN_SECURITY_ON;
859 val = WPAN_SECURITY_OFF;
861 case WPAN_SECURITY_LEVEL:
862 if (!ro->seclevel_override)
863 val = WPAN_SECURITY_LEVEL_DEFAULT;
871 if (put_user(len, optlen))
873 if (copy_to_user(optval, &val, len))
878 static int dgram_setsockopt(struct sock *sk, int level, int optname,
879 char __user *optval, unsigned int optlen)
881 struct dgram_sock *ro = dgram_sk(sk);
882 struct net *net = sock_net(sk);
886 if (optlen < sizeof(int))
889 if (get_user(val, (int __user *)optval))
896 ro->want_ack = !!val;
899 if (!ns_capable(net->user_ns, CAP_NET_ADMIN) &&
900 !ns_capable(net->user_ns, CAP_NET_RAW)) {
906 case WPAN_SECURITY_DEFAULT:
907 ro->secen_override = 0;
909 case WPAN_SECURITY_ON:
910 ro->secen_override = 1;
913 case WPAN_SECURITY_OFF:
914 ro->secen_override = 1;
922 case WPAN_SECURITY_LEVEL:
923 if (!ns_capable(net->user_ns, CAP_NET_ADMIN) &&
924 !ns_capable(net->user_ns, CAP_NET_RAW)) {
929 if (val < WPAN_SECURITY_LEVEL_DEFAULT ||
930 val > IEEE802154_SCF_SECLEVEL_ENC_MIC128) {
932 } else if (val == WPAN_SECURITY_LEVEL_DEFAULT) {
933 ro->seclevel_override = 0;
935 ro->seclevel_override = 1;
948 static struct proto ieee802154_dgram_prot = {
949 .name = "IEEE-802.15.4-MAC",
950 .owner = THIS_MODULE,
951 .obj_size = sizeof(struct dgram_sock),
953 .close = dgram_close,
955 .sendmsg = dgram_sendmsg,
956 .recvmsg = dgram_recvmsg,
958 .unhash = dgram_unhash,
959 .connect = dgram_connect,
960 .disconnect = dgram_disconnect,
961 .ioctl = dgram_ioctl,
962 .getsockopt = dgram_getsockopt,
963 .setsockopt = dgram_setsockopt,
966 static const struct proto_ops ieee802154_dgram_ops = {
967 .family = PF_IEEE802154,
968 .owner = THIS_MODULE,
969 .release = ieee802154_sock_release,
970 .bind = ieee802154_sock_bind,
971 .connect = ieee802154_sock_connect,
972 .socketpair = sock_no_socketpair,
973 .accept = sock_no_accept,
974 .getname = sock_no_getname,
975 .poll = datagram_poll,
976 .ioctl = ieee802154_sock_ioctl,
977 .listen = sock_no_listen,
978 .shutdown = sock_no_shutdown,
979 .setsockopt = sock_common_setsockopt,
980 .getsockopt = sock_common_getsockopt,
981 .sendmsg = ieee802154_sock_sendmsg,
982 .recvmsg = sock_common_recvmsg,
983 .mmap = sock_no_mmap,
984 .sendpage = sock_no_sendpage,
986 .compat_setsockopt = compat_sock_common_setsockopt,
987 .compat_getsockopt = compat_sock_common_getsockopt,
991 /* Create a socket. Initialise the socket, blank the addresses
994 static int ieee802154_create(struct net *net, struct socket *sock,
995 int protocol, int kern)
1000 const struct proto_ops *ops;
1002 if (!net_eq(net, &init_net))
1003 return -EAFNOSUPPORT;
1005 switch (sock->type) {
1007 proto = &ieee802154_raw_prot;
1008 ops = &ieee802154_raw_ops;
1011 proto = &ieee802154_dgram_prot;
1012 ops = &ieee802154_dgram_ops;
1015 rc = -ESOCKTNOSUPPORT;
1020 sk = sk_alloc(net, PF_IEEE802154, GFP_KERNEL, proto);
1027 sock_init_data(sock, sk);
1028 /* FIXME: sk->sk_destruct */
1029 sk->sk_family = PF_IEEE802154;
1031 /* Checksums on by default */
1032 sock_set_flag(sk, SOCK_ZAPPED);
1034 if (sk->sk_prot->hash)
1035 sk->sk_prot->hash(sk);
1037 if (sk->sk_prot->init) {
1038 rc = sk->sk_prot->init(sk);
1040 sk_common_release(sk);
1046 static const struct net_proto_family ieee802154_family_ops = {
1047 .family = PF_IEEE802154,
1048 .create = ieee802154_create,
1049 .owner = THIS_MODULE,
1052 static int ieee802154_rcv(struct sk_buff *skb, struct net_device *dev,
1053 struct packet_type *pt, struct net_device *orig_dev)
1055 if (!netif_running(dev))
1057 pr_debug("got frame, type %d, dev %p\n", dev->type, dev);
1059 print_hex_dump_bytes("ieee802154_rcv ",
1060 DUMP_PREFIX_NONE, skb->data, skb->len);
1063 if (!net_eq(dev_net(dev), &init_net))
1066 ieee802154_raw_deliver(dev, skb);
1068 if (dev->type != ARPHRD_IEEE802154)
1071 if (skb->pkt_type != PACKET_OTHERHOST)
1072 return ieee802154_dgram_deliver(dev, skb);
1079 static struct packet_type ieee802154_packet_type = {
1080 .type = htons(ETH_P_IEEE802154),
1081 .func = ieee802154_rcv,
1084 static int __init af_ieee802154_init(void)
1088 rc = proto_register(&ieee802154_raw_prot, 1);
1092 rc = proto_register(&ieee802154_dgram_prot, 1);
1096 /* Tell SOCKET that we are alive */
1097 rc = sock_register(&ieee802154_family_ops);
1100 dev_add_pack(&ieee802154_packet_type);
1106 proto_unregister(&ieee802154_dgram_prot);
1108 proto_unregister(&ieee802154_raw_prot);
1113 static void __exit af_ieee802154_remove(void)
1115 dev_remove_pack(&ieee802154_packet_type);
1116 sock_unregister(PF_IEEE802154);
1117 proto_unregister(&ieee802154_dgram_prot);
1118 proto_unregister(&ieee802154_raw_prot);
1121 module_init(af_ieee802154_init);
1122 module_exit(af_ieee802154_remove);
1124 MODULE_LICENSE("GPL");
1125 MODULE_ALIAS_NETPROTO(PF_IEEE802154);