diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/ieee802154/Makefile | 2 | ||||
| -rw-r--r-- | net/ieee802154/ieee802154.h | 48 | ||||
| -rw-r--r-- | net/ieee802154/netlink.c | 605 | ||||
| -rw-r--r-- | net/ieee802154/nl-mac.c | 609 |
4 files changed, 669 insertions, 595 deletions
diff --git a/net/ieee802154/Makefile b/net/ieee802154/Makefile index 42b1f0dc138e..69af9f6a404b 100644 --- a/net/ieee802154/Makefile +++ b/net/ieee802154/Makefile @@ -1,5 +1,5 @@ obj-$(CONFIG_IEEE802154) += ieee802154.o af_802154.o -ieee802154-y := netlink.o nl_policy.o wpan-class.o +ieee802154-y := netlink.o nl-mac.o nl_policy.o wpan-class.o af_802154-y := af_ieee802154.o raw.o dgram.o ccflags-y += -Wall -DDEBUG diff --git a/net/ieee802154/ieee802154.h b/net/ieee802154/ieee802154.h new file mode 100644 index 000000000000..0790eb06d682 --- /dev/null +++ b/net/ieee802154/ieee802154.h @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2007, 2008, 2009 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. + * + */ +#ifndef IEEE_802154_LOCAL_H +#define IEEE_802154_LOCAL_H + +int __init ieee802154_nl_init(void); +void __exit ieee802154_nl_exit(void); + +#define IEEE802154_OP(_cmd, _func) \ + { \ + .cmd = _cmd, \ + .policy = ieee802154_policy, \ + .doit = _func, \ + .dumpit = NULL, \ + .flags = GENL_ADMIN_PERM, \ + } + +#define IEEE802154_DUMP(_cmd, _func, _dump) \ + { \ + .cmd = _cmd, \ + .policy = ieee802154_policy, \ + .doit = _func, \ + .dumpit = _dump, \ + } + +struct sk_buff *ieee802154_nl_create(int flags, u8 req); +int ieee802154_nl_mcast(struct sk_buff *msg, unsigned int group); + +extern struct genl_family nl802154_family; +int nl802154_mac_register(void); +int nl802154_phy_register(void); + +#endif diff --git a/net/ieee802154/netlink.c b/net/ieee802154/netlink.c index 0fadd6bd77f6..5b738ec7d9f1 100644 --- a/net/ieee802154/netlink.c +++ b/net/ieee802154/netlink.c @@ -23,21 +23,15 @@ */ #include <linux/kernel.h> -#include <linux/if_arp.h> -#include <linux/netdevice.h> -#include <net/netlink.h> #include <net/genetlink.h> -#include <net/sock.h> #include <linux/nl802154.h> -#include <net/af_ieee802154.h> -#include <net/nl802154.h> -#include <net/ieee802154.h> -#include <net/ieee802154_netdev.h> + +#include "ieee802154.h" static unsigned int ieee802154_seq_num; static DEFINE_SPINLOCK(ieee802154_seq_lock); -static struct genl_family ieee802154_coordinator_family = { +struct genl_family nl802154_family = { .id = GENL_ID_GENERATE, .hdrsize = 0, .name = IEEE802154_NL_NAME, @@ -45,16 +39,8 @@ static struct genl_family ieee802154_coordinator_family = { .maxattr = IEEE802154_ATTR_MAX, }; -static struct genl_multicast_group ieee802154_coord_mcgrp = { - .name = IEEE802154_MCAST_COORD_NAME, -}; - -static struct genl_multicast_group ieee802154_beacon_mcgrp = { - .name = IEEE802154_MCAST_BEACON_NAME, -}; - /* Requests to userspace */ -static struct sk_buff *ieee802154_nl_create(int flags, u8 req) +struct sk_buff *ieee802154_nl_create(int flags, u8 req) { void *hdr; struct sk_buff *msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC); @@ -65,7 +51,7 @@ static struct sk_buff *ieee802154_nl_create(int flags, u8 req) spin_lock_irqsave(&ieee802154_seq_lock, f); hdr = genlmsg_put(msg, 0, ieee802154_seq_num++, - &ieee802154_coordinator_family, flags, req); + &nl802154_family, flags, req); spin_unlock_irqrestore(&ieee802154_seq_lock, f); if (!hdr) { nlmsg_free(msg); @@ -75,7 +61,7 @@ static struct sk_buff *ieee802154_nl_create(int flags, u8 req) return msg; } -static int ieee802154_nl_finish(struct sk_buff *msg) +int ieee802154_nl_mcast(struct sk_buff *msg, unsigned int group) { /* XXX: nlh is right at the start of msg */ void *hdr = genlmsg_data(NLMSG_DATA(msg->data)); @@ -83,602 +69,33 @@ static int ieee802154_nl_finish(struct sk_buff *msg) if (genlmsg_end(msg, hdr) < 0) goto out; - return genlmsg_multicast(msg, 0, ieee802154_coord_mcgrp.id, - GFP_ATOMIC); + return genlmsg_multicast(msg, 0, group, GFP_ATOMIC); out: nlmsg_free(msg); return -ENOBUFS; } -int ieee802154_nl_assoc_indic(struct net_device *dev, - struct ieee802154_addr *addr, u8 cap) -{ - struct sk_buff *msg; - - pr_debug("%s\n", __func__); - - if (addr->addr_type != IEEE802154_ADDR_LONG) { - pr_err("%s: received non-long source address!\n", __func__); - return -EINVAL; - } - - msg = ieee802154_nl_create(0, IEEE802154_ASSOCIATE_INDIC); - if (!msg) - return -ENOBUFS; - - NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); - NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); - NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, - dev->dev_addr); - - NLA_PUT(msg, IEEE802154_ATTR_SRC_HW_ADDR, IEEE802154_ADDR_LEN, - addr->hwaddr); - - NLA_PUT_U8(msg, IEEE802154_ATTR_CAPABILITY, cap); - - return ieee802154_nl_finish(msg); - -nla_put_failure: - nlmsg_free(msg); - return -ENOBUFS; -} -EXPORT_SYMBOL(ieee802154_nl_assoc_indic); - -int ieee802154_nl_assoc_confirm(struct net_device *dev, u16 short_addr, - u8 status) -{ - struct sk_buff *msg; - - pr_debug("%s\n", __func__); - - msg = ieee802154_nl_create(0, IEEE802154_ASSOCIATE_CONF); - if (!msg) - return -ENOBUFS; - - NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); - NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); - NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, - dev->dev_addr); - - NLA_PUT_U16(msg, IEEE802154_ATTR_SHORT_ADDR, short_addr); - NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status); - - return ieee802154_nl_finish(msg); - -nla_put_failure: - nlmsg_free(msg); - return -ENOBUFS; -} -EXPORT_SYMBOL(ieee802154_nl_assoc_confirm); - -int ieee802154_nl_disassoc_indic(struct net_device *dev, - struct ieee802154_addr *addr, u8 reason) -{ - struct sk_buff *msg; - - pr_debug("%s\n", __func__); - - msg = ieee802154_nl_create(0, IEEE802154_DISASSOCIATE_INDIC); - if (!msg) - return -ENOBUFS; - - NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); - NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); - NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, - dev->dev_addr); - - if (addr->addr_type == IEEE802154_ADDR_LONG) - NLA_PUT(msg, IEEE802154_ATTR_SRC_HW_ADDR, IEEE802154_ADDR_LEN, - addr->hwaddr); - else - NLA_PUT_U16(msg, IEEE802154_ATTR_SRC_SHORT_ADDR, - addr->short_addr); - - NLA_PUT_U8(msg, IEEE802154_ATTR_REASON, reason); - - return ieee802154_nl_finish(msg); - -nla_put_failure: - nlmsg_free(msg); - return -ENOBUFS; -} -EXPORT_SYMBOL(ieee802154_nl_disassoc_indic); - -int ieee802154_nl_disassoc_confirm(struct net_device *dev, u8 status) -{ - struct sk_buff *msg; - - pr_debug("%s\n", __func__); - - msg = ieee802154_nl_create(0, IEEE802154_DISASSOCIATE_CONF); - if (!msg) - return -ENOBUFS; - - NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); - NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); - NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, - dev->dev_addr); - - NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status); - - return ieee802154_nl_finish(msg); - -nla_put_failure: - nlmsg_free(msg); - return -ENOBUFS; -} -EXPORT_SYMBOL(ieee802154_nl_disassoc_confirm); - -int ieee802154_nl_beacon_indic(struct net_device *dev, - u16 panid, u16 coord_addr) -{ - struct sk_buff *msg; - - pr_debug("%s\n", __func__); - - msg = ieee802154_nl_create(0, IEEE802154_BEACON_NOTIFY_INDIC); - if (!msg) - return -ENOBUFS; - - NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); - NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); - NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, - dev->dev_addr); - NLA_PUT_U16(msg, IEEE802154_ATTR_COORD_SHORT_ADDR, coord_addr); - NLA_PUT_U16(msg, IEEE802154_ATTR_COORD_PAN_ID, panid); - - return ieee802154_nl_finish(msg); - -nla_put_failure: - nlmsg_free(msg); - return -ENOBUFS; -} -EXPORT_SYMBOL(ieee802154_nl_beacon_indic); - -int ieee802154_nl_scan_confirm(struct net_device *dev, - u8 status, u8 scan_type, u32 unscanned, u8 page, - u8 *edl/* , struct list_head *pan_desc_list */) -{ - struct sk_buff *msg; - - pr_debug("%s\n", __func__); - - msg = ieee802154_nl_create(0, IEEE802154_SCAN_CONF); - if (!msg) - return -ENOBUFS; - - NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); - NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); - NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, - dev->dev_addr); - - NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status); - NLA_PUT_U8(msg, IEEE802154_ATTR_SCAN_TYPE, scan_type); - NLA_PUT_U32(msg, IEEE802154_ATTR_CHANNELS, unscanned); - NLA_PUT_U8(msg, IEEE802154_ATTR_PAGE, page); - - if (edl) - NLA_PUT(msg, IEEE802154_ATTR_ED_LIST, 27, edl); - - return ieee802154_nl_finish(msg); - -nla_put_failure: - nlmsg_free(msg); - return -ENOBUFS; -} -EXPORT_SYMBOL(ieee802154_nl_scan_confirm); - -int ieee802154_nl_start_confirm(struct net_device *dev, u8 status) -{ - struct sk_buff *msg; - - pr_debug("%s\n", __func__); - - msg = ieee802154_nl_create(0, IEEE802154_START_CONF); - if (!msg) - return -ENOBUFS; - - NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); - NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); - NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, - dev->dev_addr); - - NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status); - - return ieee802154_nl_finish(msg); - -nla_put_failure: - nlmsg_free(msg); - return -ENOBUFS; -} -EXPORT_SYMBOL(ieee802154_nl_start_confirm); - -static int ieee802154_nl_fill_iface(struct sk_buff *msg, u32 pid, - u32 seq, int flags, struct net_device *dev) -{ - void *hdr; - - pr_debug("%s\n", __func__); - - hdr = genlmsg_put(msg, 0, seq, &ieee802154_coordinator_family, flags, - IEEE802154_LIST_IFACE); - if (!hdr) - goto out; - - NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); - NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); - - NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, - dev->dev_addr); - NLA_PUT_U16(msg, IEEE802154_ATTR_SHORT_ADDR, - ieee802154_mlme_ops(dev)->get_short_addr(dev)); - NLA_PUT_U16(msg, IEEE802154_ATTR_PAN_ID, - ieee802154_mlme_ops(dev)->get_pan_id(dev)); - return genlmsg_end(msg, hdr); - -nla_put_failure: - genlmsg_cancel(msg, hdr); -out: - return -EMSGSIZE; -} - -/* Requests from userspace */ -static struct net_device *ieee802154_nl_get_dev(struct genl_info *info) -{ - struct net_device *dev; - - if (info->attrs[IEEE802154_ATTR_DEV_NAME]) { - char name[IFNAMSIZ + 1]; - nla_strlcpy(name, info->attrs[IEEE802154_ATTR_DEV_NAME], - sizeof(name)); - dev = dev_get_by_name(&init_net, name); - } else if (info->attrs[IEEE802154_ATTR_DEV_INDEX]) - dev = dev_get_by_index(&init_net, - nla_get_u32(info->attrs[IEEE802154_ATTR_DEV_INDEX])); - else - return NULL; - - if (!dev) - return NULL; - - if (dev->type != ARPHRD_IEEE802154) { - dev_put(dev); - return NULL; - } - - return dev; -} - -static int ieee802154_associate_req(struct sk_buff *skb, - struct genl_info *info) -{ - struct net_device *dev; - struct ieee802154_addr addr; - u8 page; - int ret = -EINVAL; - - if (!info->attrs[IEEE802154_ATTR_CHANNEL] || - !info->attrs[IEEE802154_ATTR_COORD_PAN_ID] || - (!info->attrs[IEEE802154_ATTR_COORD_HW_ADDR] && - !info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]) || - !info->attrs[IEEE802154_ATTR_CAPABILITY]) - return -EINVAL; - - dev = ieee802154_nl_get_dev(info); - if (!dev) - return -ENODEV; - - if (info->attrs[IEEE802154_ATTR_COORD_HW_ADDR]) { - addr.addr_type = IEEE802154_ADDR_LONG; - nla_memcpy(addr.hwaddr, - info->attrs[IEEE802154_ATTR_COORD_HW_ADDR], - IEEE802154_ADDR_LEN); - } else { - addr.addr_type = IEEE802154_ADDR_SHORT; - addr.short_addr = nla_get_u16( - info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]); - } - addr.pan_id = nla_get_u16(info->attrs[IEEE802154_ATTR_COORD_PAN_ID]); - - if (info->attrs[IEEE802154_ATTR_PAGE]) - page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); - else - page = 0; - - ret = ieee802154_mlme_ops(dev)->assoc_req(dev, &addr, - nla_get_u8(info->attrs[IEEE802154_ATTR_CHANNEL]), - page, - nla_get_u8(info->attrs[IEEE802154_ATTR_CAPABILITY])); - - dev_put(dev); - return ret; -} - -static int ieee802154_associate_resp(struct sk_buff *skb, - struct genl_info *info) -{ - struct net_device *dev; - struct ieee802154_addr addr; - int ret = -EINVAL; - - if (!info->attrs[IEEE802154_ATTR_STATUS] || - !info->attrs[IEEE802154_ATTR_DEST_HW_ADDR] || - !info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]) - return -EINVAL; - - dev = ieee802154_nl_get_dev(info); - if (!dev) - return -ENODEV; - - addr.addr_type = IEEE802154_ADDR_LONG; - nla_memcpy(addr.hwaddr, info->attrs[IEEE802154_ATTR_DEST_HW_ADDR], - IEEE802154_ADDR_LEN); - addr.pan_id = ieee802154_mlme_ops(dev)->get_pan_id(dev); - - - ret = ieee802154_mlme_ops(dev)->assoc_resp(dev, &addr, - nla_get_u16(info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]), - nla_get_u8(info->attrs[IEEE802154_ATTR_STATUS])); - - dev_put(dev); - return ret; -} - -static int ieee802154_disassociate_req(struct sk_buff *skb, - struct genl_info *info) -{ - struct net_device *dev; - struct ieee802154_addr addr; - int ret = -EINVAL; - - if ((!info->attrs[IEEE802154_ATTR_DEST_HW_ADDR] && - !info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]) || - !info->attrs[IEEE802154_ATTR_REASON]) - return -EINVAL; - - dev = ieee802154_nl_get_dev(info); - if (!dev) - return -ENODEV; - - if (info->attrs[IEEE802154_ATTR_DEST_HW_ADDR]) { - addr.addr_type = IEEE802154_ADDR_LONG; - nla_memcpy(addr.hwaddr, - info->attrs[IEEE802154_ATTR_DEST_HW_ADDR], - IEEE802154_ADDR_LEN); - } else { - addr.addr_type = IEEE802154_ADDR_SHORT; - addr.short_addr = nla_get_u16( - info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]); - } - addr.pan_id = ieee802154_mlme_ops(dev)->get_pan_id(dev); - - ret = ieee802154_mlme_ops(dev)->disassoc_req(dev, &addr, - nla_get_u8(info->attrs[IEEE802154_ATTR_REASON])); - - dev_put(dev); - return ret; -} - -/* - * PANid, channel, beacon_order = 15, superframe_order = 15, - * PAN_coordinator, battery_life_extension = 0, - * coord_realignment = 0, security_enable = 0 -*/ -static int ieee802154_start_req(struct sk_buff *skb, struct genl_info *info) -{ - struct net_device *dev; - struct ieee802154_addr addr; - - u8 channel, bcn_ord, sf_ord; - u8 page; - int pan_coord, blx, coord_realign; - int ret; - - if (!info->attrs[IEEE802154_ATTR_COORD_PAN_ID] || - !info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR] || - !info->attrs[IEEE802154_ATTR_CHANNEL] || - !info->attrs[IEEE802154_ATTR_BCN_ORD] || - !info->attrs[IEEE802154_ATTR_SF_ORD] || - !info->attrs[IEEE802154_ATTR_PAN_COORD] || - !info->attrs[IEEE802154_ATTR_BAT_EXT] || - !info->attrs[IEEE802154_ATTR_COORD_REALIGN] - ) - return -EINVAL; - - dev = ieee802154_nl_get_dev(info); - if (!dev) - return -ENODEV; - - addr.addr_type = IEEE802154_ADDR_SHORT; - addr.short_addr = nla_get_u16( - info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]); - addr.pan_id = nla_get_u16(info->attrs[IEEE802154_ATTR_COORD_PAN_ID]); - - channel = nla_get_u8(info->attrs[IEEE802154_ATTR_CHANNEL]); - bcn_ord = nla_get_u8(info->attrs[IEEE802154_ATTR_BCN_ORD]); - sf_ord = nla_get_u8(info->attrs[IEEE802154_ATTR_SF_ORD]); - pan_coord = nla_get_u8(info->attrs[IEEE802154_ATTR_PAN_COORD]); - blx = nla_get_u8(info->attrs[IEEE802154_ATTR_BAT_EXT]); - coord_realign = nla_get_u8(info->attrs[IEEE802154_ATTR_COORD_REALIGN]); - - if (info->attrs[IEEE802154_ATTR_PAGE]) - page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); - else - page = 0; - - - if (addr.short_addr == IEEE802154_ADDR_BROADCAST) { - ieee802154_nl_start_confirm(dev, IEEE802154_NO_SHORT_ADDRESS); - dev_put(dev); - return -EINVAL; - } - - ret = ieee802154_mlme_ops(dev)->start_req(dev, &addr, channel, page, - bcn_ord, sf_ord, pan_coord, blx, coord_realign); - - dev_put(dev); - return ret; -} - -static int ieee802154_scan_req(struct sk_buff *skb, struct genl_info *info) -{ - struct net_device *dev; - int ret; - u8 type; - u32 channels; - u8 duration; - u8 page; - - if (!info->attrs[IEEE802154_ATTR_SCAN_TYPE] || - !info->attrs[IEEE802154_ATTR_CHANNELS] || - !info->attrs[IEEE802154_ATTR_DURATION]) - return -EINVAL; - - dev = ieee802154_nl_get_dev(info); - if (!dev) - return -ENODEV; - - type = nla_get_u8(info->attrs[IEEE802154_ATTR_SCAN_TYPE]); - channels = nla_get_u32(info->attrs[IEEE802154_ATTR_CHANNELS]); - duration = nla_get_u8(info->attrs[IEEE802154_ATTR_DURATION]); - - if (info->attrs[IEEE802154_ATTR_PAGE]) - page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); - else - page = 0; - - - ret = ieee802154_mlme_ops(dev)->scan_req(dev, type, channels, page, - duration); - - dev_put(dev); - return ret; -} - -static int ieee802154_list_iface(struct sk_buff *skb, - struct genl_info *info) -{ - /* Request for interface name, index, type, IEEE address, - PAN Id, short address */ - struct sk_buff *msg; - struct net_device *dev = NULL; - int rc = -ENOBUFS; - - pr_debug("%s\n", __func__); - - dev = ieee802154_nl_get_dev(info); - if (!dev) - return -ENODEV; - - msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL); - if (!msg) - goto out_dev; - - rc = ieee802154_nl_fill_iface(msg, info->snd_pid, info->snd_seq, - 0, dev); - if (rc < 0) - goto out_free; - - dev_put(dev); - - return genlmsg_unicast(&init_net, msg, info->snd_pid); -out_free: - nlmsg_free(msg); -out_dev: - dev_put(dev); - return rc; - -} - -static int ieee802154_dump_iface(struct sk_buff *skb, - struct netlink_callback *cb) -{ - struct net *net = sock_net(skb->sk); - struct net_device *dev; - int idx; - int s_idx = cb->args[0]; - - pr_debug("%s\n", __func__); - - idx = 0; - for_each_netdev(net, dev) { - if (idx < s_idx || (dev->type != ARPHRD_IEEE802154)) - goto cont; - - if (ieee802154_nl_fill_iface(skb, NETLINK_CB(cb->skb).pid, - cb->nlh->nlmsg_seq, NLM_F_MULTI, dev) < 0) - break; -cont: - idx++; - } - cb->args[0] = idx; - - return skb->len; -} - -#define IEEE802154_OP(_cmd, _func) \ - { \ - .cmd = _cmd, \ - .policy = ieee802154_policy, \ - .doit = _func, \ - .dumpit = NULL, \ - .flags = GENL_ADMIN_PERM, \ - } - -#define IEEE802154_DUMP(_cmd, _func, _dump) \ - { \ - .cmd = _cmd, \ - .policy = ieee802154_policy, \ - .doit = _func, \ - .dumpit = _dump, \ - } - -static struct genl_ops ieee802154_coordinator_ops[] = { - IEEE802154_OP(IEEE802154_ASSOCIATE_REQ, ieee802154_associate_req), - IEEE802154_OP(IEEE802154_ASSOCIATE_RESP, ieee802154_associate_resp), - IEEE802154_OP(IEEE802154_DISASSOCIATE_REQ, ieee802154_disassociate_req), - IEEE802154_OP(IEEE802154_SCAN_REQ, ieee802154_scan_req), - IEEE802154_OP(IEEE802154_START_REQ, ieee802154_start_req), - IEEE802154_DUMP(IEEE802154_LIST_IFACE, ieee802154_list_iface, - ieee802154_dump_iface), -}; - int __init ieee802154_nl_init(void) { int rc; - int i; - rc = genl_register_family(&ieee802154_coordinator_family); + rc = genl_register_family(&nl802154_family); if (rc) goto fail; - rc = genl_register_mc_group(&ieee802154_coordinator_family, - &ieee802154_coord_mcgrp); + rc = nl802154_mac_register(); if (rc) goto fail; - rc = genl_register_mc_group(&ieee802154_coordinator_family, - &ieee802154_beacon_mcgrp); - if (rc) - goto fail; - - - for (i = 0; i < ARRAY_SIZE(ieee802154_coordinator_ops); i++) { - rc = genl_register_ops(&ieee802154_coordinator_family, - &ieee802154_coordinator_ops[i]); - if (rc) - goto fail; - } - return 0; fail: - genl_unregister_family(&ieee802154_coordinator_family); + genl_unregister_family(&nl802154_family); return rc; } void __exit ieee802154_nl_exit(void) { - genl_unregister_family(&ieee802154_coordinator_family); + genl_unregister_family(&nl802154_family); } diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c new file mode 100644 index 000000000000..e8816bf7c31e --- /dev/null +++ b/net/ieee802154/nl-mac.c @@ -0,0 +1,609 @@ +/* + * Netlink inteface for IEEE 802.15.4 stack + * + * 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 <slapin@ossfans.org> + * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> + * Maxim Osipov <maxim.osipov@siemens.com> + */ + +#include <linux/kernel.h> +#include <linux/if_arp.h> +#include <linux/netdevice.h> +#include <net/netlink.h> +#include <net/genetlink.h> +#include <net/sock.h> +#include <linux/nl802154.h> +#include <net/af_ieee802154.h> +#include <net/nl802154.h> +#include <net/ieee802154.h> +#include <net/ieee802154_netdev.h> + +#include "ieee802154.h" + +static struct genl_multicast_group ieee802154_coord_mcgrp = { + .name = IEEE802154_MCAST_COORD_NAME, +}; + +static struct genl_multicast_group ieee802154_beacon_mcgrp = { + .name = IEEE802154_MCAST_BEACON_NAME, +}; + +int ieee802154_nl_assoc_indic(struct net_device *dev, + struct ieee802154_addr *addr, u8 cap) +{ + struct sk_buff *msg; + + pr_debug("%s\n", __func__); + + if (addr->addr_type != IEEE802154_ADDR_LONG) { + pr_err("%s: received non-long source address!\n", __func__); + return -EINVAL; + } + + msg = ieee802154_nl_create(0, IEEE802154_ASSOCIATE_INDIC); + if (!msg) + return -ENOBUFS; + + NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); + NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); + NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, + dev->dev_addr); + + NLA_PUT(msg, IEEE802154_ATTR_SRC_HW_ADDR, IEEE802154_ADDR_LEN, + addr->hwaddr); + + NLA_PUT_U8(msg, IEEE802154_ATTR_CAPABILITY, cap); + + return ieee802154_nl_mcast(msg, ieee802154_coord_mcgrp.id); + +nla_put_failure: + nlmsg_free(msg); + return -ENOBUFS; +} +EXPORT_SYMBOL(ieee802154_nl_assoc_indic); + +int ieee802154_nl_assoc_confirm(struct net_device *dev, u16 short_addr, + u8 status) +{ + struct sk_buff *msg; + + pr_debug("%s\n", __func__); + + msg = ieee802154_nl_create(0, IEEE802154_ASSOCIATE_CONF); + if (!msg) + return -ENOBUFS; + + NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); + NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); + NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, + dev->dev_addr); + + NLA_PUT_U16(msg, IEEE802154_ATTR_SHORT_ADDR, short_addr); + NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status); + + return ieee802154_nl_mcast(msg, ieee802154_coord_mcgrp.id); + +nla_put_failure: + nlmsg_free(msg); + return -ENOBUFS; +} +EXPORT_SYMBOL(ieee802154_nl_assoc_confirm); + +int ieee802154_nl_disassoc_indic(struct net_device *dev, + struct ieee802154_addr *addr, u8 reason) +{ + struct sk_buff *msg; + + pr_debug("%s\n", __func__); + + msg = ieee802154_nl_create(0, IEEE802154_DISASSOCIATE_INDIC); + if (!msg) + return -ENOBUFS; + + NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); + NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); + NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, + dev->dev_addr); + + if (addr->addr_type == IEEE802154_ADDR_LONG) + NLA_PUT(msg, IEEE802154_ATTR_SRC_HW_ADDR, IEEE802154_ADDR_LEN, + addr->hwaddr); + else + NLA_PUT_U16(msg, IEEE802154_ATTR_SRC_SHORT_ADDR, + addr->short_addr); + + NLA_PUT_U8(msg, IEEE802154_ATTR_REASON, reason); + + return ieee802154_nl_mcast(msg, ieee802154_coord_mcgrp.id); + +nla_put_failure: + nlmsg_free(msg); + return -ENOBUFS; +} +EXPORT_SYMBOL(ieee802154_nl_disassoc_indic); + +int ieee802154_nl_disassoc_confirm(struct net_device *dev, u8 status) +{ + struct sk_buff *msg; + + pr_debug("%s\n", __func__); + + msg = ieee802154_nl_create(0, IEEE802154_DISASSOCIATE_CONF); + if (!msg) + return -ENOBUFS; + + NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); + NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); + NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, + dev->dev_addr); + + NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status); + + return ieee802154_nl_mcast(msg, ieee802154_coord_mcgrp.id); + +nla_put_failure: + nlmsg_free(msg); + return -ENOBUFS; +} +EXPORT_SYMBOL(ieee802154_nl_disassoc_confirm); + +int ieee802154_nl_beacon_indic(struct net_device *dev, + u16 panid, u16 coord_addr) +{ + struct sk_buff *msg; + + pr_debug("%s\n", __func__); + + msg = ieee802154_nl_create(0, IEEE802154_BEACON_NOTIFY_INDIC); + if (!msg) + return -ENOBUFS; + + NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); + NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); + NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, + dev->dev_addr); + NLA_PUT_U16(msg, IEEE802154_ATTR_COORD_SHORT_ADDR, coord_addr); + NLA_PUT_U16(msg, IEEE802154_ATTR_COORD_PAN_ID, panid); + + return ieee802154_nl_mcast(msg, ieee802154_coord_mcgrp.id); + +nla_put_failure: + nlmsg_free(msg); + return -ENOBUFS; +} +EXPORT_SYMBOL(ieee802154_nl_beacon_indic); + +int ieee802154_nl_scan_confirm(struct net_device *dev, + u8 status, u8 scan_type, u32 unscanned, u8 page, + u8 *edl/* , struct list_head *pan_desc_list */) +{ + struct sk_buff *msg; + + pr_debug("%s\n", __func__); + + msg = ieee802154_nl_create(0, IEEE802154_SCAN_CONF); + if (!msg) + return -ENOBUFS; + + NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); + NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); + NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, + dev->dev_addr); + + NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status); + NLA_PUT_U8(msg, IEEE802154_ATTR_SCAN_TYPE, scan_type); + NLA_PUT_U32(msg, IEEE802154_ATTR_CHANNELS, unscanned); + NLA_PUT_U8(msg, IEEE802154_ATTR_PAGE, page); + + if (edl) + NLA_PUT(msg, IEEE802154_ATTR_ED_LIST, 27, edl); + + return ieee802154_nl_mcast(msg, ieee802154_coord_mcgrp.id); + +nla_put_failure: + nlmsg_free(msg); + return -ENOBUFS; +} +EXPORT_SYMBOL(ieee802154_nl_scan_confirm); + +int ieee802154_nl_start_confirm(struct net_device *dev, u8 status) +{ + struct sk_buff *msg; + + pr_debug("%s\n", __func__); + + msg = ieee802154_nl_create(0, IEEE802154_START_CONF); + if (!msg) + return -ENOBUFS; + + NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); + NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); + NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, + dev->dev_addr); + + NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status); + + return ieee802154_nl_mcast(msg, ieee802154_coord_mcgrp.id); + +nla_put_failure: + nlmsg_free(msg); + return -ENOBUFS; +} +EXPORT_SYMBOL(ieee802154_nl_start_confirm); + +static int ieee802154_nl_fill_iface(struct sk_buff *msg, u32 pid, + u32 seq, int flags, struct net_device *dev) +{ + void *hdr; + + pr_debug("%s\n", __func__); + + hdr = genlmsg_put(msg, 0, seq, &nl802154_family, flags, + IEEE802154_LIST_IFACE); + if (!hdr) + goto out; + + NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name); + NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex); + + NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN, + dev->dev_addr); + NLA_PUT_U16(msg, IEEE802154_ATTR_SHORT_ADDR, + ieee802154_mlme_ops(dev)->get_short_addr(dev)); + NLA_PUT_U16(msg, IEEE802154_ATTR_PAN_ID, + ieee802154_mlme_ops(dev)->get_pan_id(dev)); + return genlmsg_end(msg, hdr); + +nla_put_failure: + genlmsg_cancel(msg, hdr); +out: + return -EMSGSIZE; +} + +/* Requests from userspace */ +static struct net_device *ieee802154_nl_get_dev(struct genl_info *info) +{ + struct net_device *dev; + + if (info->attrs[IEEE802154_ATTR_DEV_NAME]) { + char name[IFNAMSIZ + 1]; + nla_strlcpy(name, info->attrs[IEEE802154_ATTR_DEV_NAME], + sizeof(name)); + dev = dev_get_by_name(&init_net, name); + } else if (info->attrs[IEEE802154_ATTR_DEV_INDEX]) + dev = dev_get_by_index(&init_net, + nla_get_u32(info->attrs[IEEE802154_ATTR_DEV_INDEX])); + else + return NULL; + + if (!dev) + return NULL; + + if (dev->type != ARPHRD_IEEE802154) { + dev_put(dev); + return NULL; + } + + return dev; +} + +static int ieee802154_associate_req(struct sk_buff *skb, + struct genl_info *info) +{ + struct net_device *dev; + struct ieee802154_addr addr; + u8 page; + int ret = -EINVAL; + + if (!info->attrs[IEEE802154_ATTR_CHANNEL] || + !info->attrs[IEEE802154_ATTR_COORD_PAN_ID] || + (!info->attrs[IEEE802154_ATTR_COORD_HW_ADDR] && + !info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]) || + !info->attrs[IEEE802154_ATTR_CAPABILITY]) + return -EINVAL; + + dev = ieee802154_nl_get_dev(info); + if (!dev) + return -ENODEV; + + if (info->attrs[IEEE802154_ATTR_COORD_HW_ADDR]) { + addr.addr_type = IEEE802154_ADDR_LONG; + nla_memcpy(addr.hwaddr, + info->attrs[IEEE802154_ATTR_COORD_HW_ADDR], + IEEE802154_ADDR_LEN); + } else { + addr.addr_type = IEEE802154_ADDR_SHORT; + addr.short_addr = nla_get_u16( + info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]); + } + addr.pan_id = nla_get_u16(info->attrs[IEEE802154_ATTR_COORD_PAN_ID]); + + if (info->attrs[IEEE802154_ATTR_PAGE]) + page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); + else + page = 0; + + ret = ieee802154_mlme_ops(dev)->assoc_req(dev, &addr, + nla_get_u8(info->attrs[IEEE802154_ATTR_CHANNEL]), + page, + nla_get_u8(info->attrs[IEEE802154_ATTR_CAPABILITY])); + + dev_put(dev); + return ret; +} + +static int ieee802154_associate_resp(struct sk_buff *skb, + struct genl_info *info) +{ + struct net_device *dev; + struct ieee802154_addr addr; + int ret = -EINVAL; + + if (!info->attrs[IEEE802154_ATTR_STATUS] || + !info->attrs[IEEE802154_ATTR_DEST_HW_ADDR] || + !info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]) + return -EINVAL; + + dev = ieee802154_nl_get_dev(info); + if (!dev) + return -ENODEV; + + addr.addr_type = IEEE802154_ADDR_LONG; + nla_memcpy(addr.hwaddr, info->attrs[IEEE802154_ATTR_DEST_HW_ADDR], + IEEE802154_ADDR_LEN); + addr.pan_id = ieee802154_mlme_ops(dev)->get_pan_id(dev); + + + ret = ieee802154_mlme_ops(dev)->assoc_resp(dev, &addr, + nla_get_u16(info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]), + nla_get_u8(info->attrs[IEEE802154_ATTR_STATUS])); + + dev_put(dev); + return ret; +} + +static int ieee802154_disassociate_req(struct sk_buff *skb, + struct genl_info *info) +{ + struct net_device *dev; + struct ieee802154_addr addr; + int ret = -EINVAL; + + if ((!info->attrs[IEEE802154_ATTR_DEST_HW_ADDR] && + !info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]) || + !info->attrs[IEEE802154_ATTR_REASON]) + return -EINVAL; + + dev = ieee802154_nl_get_dev(info); + if (!dev) + return -ENODEV; + + if (info->attrs[IEEE802154_ATTR_DEST_HW_ADDR]) { + addr.addr_type = IEEE802154_ADDR_LONG; + nla_memcpy(addr.hwaddr, + info->attrs[IEEE802154_ATTR_DEST_HW_ADDR], + IEEE802154_ADDR_LEN); + } else { + addr.addr_type = IEEE802154_ADDR_SHORT; + addr.short_addr = nla_get_u16( + info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]); + } + addr.pan_id = ieee802154_mlme_ops(dev)->get_pan_id(dev); + + ret = ieee802154_mlme_ops(dev)->disassoc_req(dev, &addr, + nla_get_u8(info->attrs[IEEE802154_ATTR_REASON])); + + dev_put(dev); + return ret; +} + +/* + * PANid, channel, beacon_order = 15, superframe_order = 15, + * PAN_coordinator, battery_life_extension = 0, + * coord_realignment = 0, security_enable = 0 +*/ +static int ieee802154_start_req(struct sk_buff *skb, struct genl_info *info) +{ + struct net_device *dev; + struct ieee802154_addr addr; + + u8 channel, bcn_ord, sf_ord; + u8 page; + int pan_coord, blx, coord_realign; + int ret; + + if (!info->attrs[IEEE802154_ATTR_COORD_PAN_ID] || + !info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR] || + !info->attrs[IEEE802154_ATTR_CHANNEL] || + !info->attrs[IEEE802154_ATTR_BCN_ORD] || + !info->attrs[IEEE802154_ATTR_SF_ORD] || + !info->attrs[IEEE802154_ATTR_PAN_COORD] || + !info->attrs[IEEE802154_ATTR_BAT_EXT] || + !info->attrs[IEEE802154_ATTR_COORD_REALIGN] + ) + return -EINVAL; + + dev = ieee802154_nl_get_dev(info); + if (!dev) + return -ENODEV; + + addr.addr_type = IEEE802154_ADDR_SHORT; + addr.short_addr = nla_get_u16( + info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]); + addr.pan_id = nla_get_u16(info->attrs[IEEE802154_ATTR_COORD_PAN_ID]); + + channel = nla_get_u8(info->attrs[IEEE802154_ATTR_CHANNEL]); + bcn_ord = nla_get_u8(info->attrs[IEEE802154_ATTR_BCN_ORD]); + sf_ord = nla_get_u8(info->attrs[IEEE802154_ATTR_SF_ORD]); + pan_coord = nla_get_u8(info->attrs[IEEE802154_ATTR_PAN_COORD]); + blx = nla_get_u8(info->attrs[IEEE802154_ATTR_BAT_EXT]); + coord_realign = nla_get_u8(info->attrs[IEEE802154_ATTR_COORD_REALIGN]); + + if (info->attrs[IEEE802154_ATTR_PAGE]) + page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); + else + page = 0; + + + if (addr.short_addr == IEEE802154_ADDR_BROADCAST) { + ieee802154_nl_start_confirm(dev, IEEE802154_NO_SHORT_ADDRESS); + dev_put(dev); + return -EINVAL; + } + + ret = ieee802154_mlme_ops(dev)->start_req(dev, &addr, channel, page, + bcn_ord, sf_ord, pan_coord, blx, coord_realign); + + dev_put(dev); + return ret; +} + +static int ieee802154_scan_req(struct sk_buff *skb, struct genl_info *info) +{ + struct net_device *dev; + int ret; + u8 type; + u32 channels; + u8 duration; + u8 page; + + if (!info->attrs[IEEE802154_ATTR_SCAN_TYPE] || + !info->attrs[IEEE802154_ATTR_CHANNELS] || + !info->attrs[IEEE802154_ATTR_DURATION]) + return -EINVAL; + + dev = ieee802154_nl_get_dev(info); + if (!dev) + return -ENODEV; + + type = nla_get_u8(info->attrs[IEEE802154_ATTR_SCAN_TYPE]); + channels = nla_get_u32(info->attrs[IEEE802154_ATTR_CHANNELS]); + duration = nla_get_u8(info->attrs[IEEE802154_ATTR_DURATION]); + + if (info->attrs[IEEE802154_ATTR_PAGE]) + page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); + else + page = 0; + + + ret = ieee802154_mlme_ops(dev)->scan_req(dev, type, channels, page, + duration); + + dev_put(dev); + return ret; +} + +static int ieee802154_list_iface(struct sk_buff *skb, + struct genl_info *info) +{ + /* Request for interface name, index, type, IEEE address, + PAN Id, short address */ + struct sk_buff *msg; + struct net_device *dev = NULL; + int rc = -ENOBUFS; + + pr_debug("%s\n", __func__); + + dev = ieee802154_nl_get_dev(info); + if (!dev) + return -ENODEV; + + msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL); + if (!msg) + goto out_dev; + + rc = ieee802154_nl_fill_iface(msg, info->snd_pid, info->snd_seq, + 0, dev); + if (rc < 0) + goto out_free; + + dev_put(dev); + + return genlmsg_reply(msg, info); +out_free: + nlmsg_free(msg); +out_dev: + dev_put(dev); + return rc; + +} + +static int ieee802154_dump_iface(struct sk_buff *skb, + struct netlink_callback *cb) +{ + struct net *net = sock_net(skb->sk); + struct net_device *dev; + int idx; + int s_idx = cb->args[0]; + + pr_debug("%s\n", __func__); + + idx = 0; + for_each_netdev(net, dev) { + if (idx < s_idx || (dev->type != ARPHRD_IEEE802154)) + goto cont; + + if (ieee802154_nl_fill_iface(skb, NETLINK_CB(cb->skb).pid, + cb->nlh->nlmsg_seq, NLM_F_MULTI, dev) < 0) + break; +cont: + idx++; + } + cb->args[0] = idx; + + return skb->len; +} + +static struct genl_ops ieee802154_coordinator_ops[] = { + IEEE802154_OP(IEEE802154_ASSOCIATE_REQ, ieee802154_associate_req), + IEEE802154_OP(IEEE802154_ASSOCIATE_RESP, ieee802154_associate_resp), + IEEE802154_OP(IEEE802154_DISASSOCIATE_REQ, ieee802154_disassociate_req), + IEEE802154_OP(IEEE802154_SCAN_REQ, ieee802154_scan_req), + IEEE802154_OP(IEEE802154_START_REQ, ieee802154_start_req), + IEEE802154_DUMP(IEEE802154_LIST_IFACE, ieee802154_list_iface, + ieee802154_dump_iface), +}; + +/* + * No need to unregister as family unregistration will do it. + */ +int nl802154_mac_register(void) +{ + int i; + int rc; + + rc = genl_register_mc_group(&nl802154_family, + &ieee802154_coord_mcgrp); + if (rc) + return rc; + + rc = genl_register_mc_group(&nl802154_family, + &ieee802154_beacon_mcgrp); + if (rc) + return rc; + + for (i = 0; i < ARRAY_SIZE(ieee802154_coordinator_ops); i++) { + rc = genl_register_ops(&nl802154_family, + &ieee802154_coordinator_ops[i]); + if (rc) + return rc; + } + + return 0; +} |