2 * This is the new netlink-based wireless configuration interface.
4 * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net>
8 #include <linux/module.h>
10 #include <linux/mutex.h>
11 #include <linux/list.h>
12 #include <linux/if_ether.h>
13 #include <linux/ieee80211.h>
14 #include <linux/nl80211.h>
15 #include <linux/rtnetlink.h>
16 #include <linux/netlink.h>
17 #include <net/genetlink.h>
18 #include <net/cfg80211.h>
23 /* the netlink family */
24 static struct genl_family nl80211_fam = {
25 .id = GENL_ID_GENERATE, /* don't bother with a hardcoded ID */
26 .name = "nl80211", /* have users key off the name instead */
27 .hdrsize = 0, /* no private header */
28 .version = 1, /* no particular meaning now */
29 .maxattr = NL80211_ATTR_MAX,
32 /* internal helper: get drv and dev */
33 static int get_drv_dev_by_info_ifindex(struct nlattr **attrs,
34 struct cfg80211_registered_device **drv,
35 struct net_device **dev)
39 if (!attrs[NL80211_ATTR_IFINDEX])
42 ifindex = nla_get_u32(attrs[NL80211_ATTR_IFINDEX]);
43 *dev = dev_get_by_index(&init_net, ifindex);
47 *drv = cfg80211_get_dev_from_ifindex(ifindex);
56 /* policy for the attributes */
57 static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
58 [NL80211_ATTR_WIPHY] = { .type = NLA_U32 },
59 [NL80211_ATTR_WIPHY_NAME] = { .type = NLA_NUL_STRING,
60 .len = BUS_ID_SIZE-1 },
62 [NL80211_ATTR_IFTYPE] = { .type = NLA_U32 },
63 [NL80211_ATTR_IFINDEX] = { .type = NLA_U32 },
64 [NL80211_ATTR_IFNAME] = { .type = NLA_NUL_STRING, .len = IFNAMSIZ-1 },
66 [NL80211_ATTR_MAC] = { .type = NLA_BINARY, .len = ETH_ALEN },
68 [NL80211_ATTR_KEY_DATA] = { .type = NLA_BINARY,
69 .len = WLAN_MAX_KEY_LEN },
70 [NL80211_ATTR_KEY_IDX] = { .type = NLA_U8 },
71 [NL80211_ATTR_KEY_CIPHER] = { .type = NLA_U32 },
72 [NL80211_ATTR_KEY_DEFAULT] = { .type = NLA_FLAG },
74 [NL80211_ATTR_BEACON_INTERVAL] = { .type = NLA_U32 },
75 [NL80211_ATTR_DTIM_PERIOD] = { .type = NLA_U32 },
76 [NL80211_ATTR_BEACON_HEAD] = { .type = NLA_BINARY,
77 .len = IEEE80211_MAX_DATA_LEN },
78 [NL80211_ATTR_BEACON_TAIL] = { .type = NLA_BINARY,
79 .len = IEEE80211_MAX_DATA_LEN },
80 [NL80211_ATTR_STA_AID] = { .type = NLA_U16 },
81 [NL80211_ATTR_STA_FLAGS] = { .type = NLA_NESTED },
82 [NL80211_ATTR_STA_LISTEN_INTERVAL] = { .type = NLA_U16 },
83 [NL80211_ATTR_STA_SUPPORTED_RATES] = { .type = NLA_BINARY,
84 .len = NL80211_MAX_SUPP_RATES },
85 [NL80211_ATTR_STA_PLINK_ACTION] = { .type = NLA_U8 },
86 [NL80211_ATTR_STA_VLAN] = { .type = NLA_U32 },
87 [NL80211_ATTR_MNTR_FLAGS] = { .type = NLA_NESTED },
88 [NL80211_ATTR_MESH_ID] = { .type = NLA_BINARY,
89 .len = IEEE80211_MAX_MESH_ID_LEN },
90 [NL80211_ATTR_MPATH_NEXT_HOP] = { .type = NLA_U32 },
92 [NL80211_ATTR_REG_ALPHA2] = { .type = NLA_STRING, .len = 2 },
93 [NL80211_ATTR_REG_RULES] = { .type = NLA_NESTED },
95 [NL80211_ATTR_BSS_CTS_PROT] = { .type = NLA_U8 },
96 [NL80211_ATTR_BSS_SHORT_PREAMBLE] = { .type = NLA_U8 },
97 [NL80211_ATTR_BSS_SHORT_SLOT_TIME] = { .type = NLA_U8 },
99 [NL80211_ATTR_HT_CAPABILITY] = { .type = NLA_BINARY,
100 .len = NL80211_HT_CAPABILITY_LEN },
103 /* message building helper */
104 static inline void *nl80211hdr_put(struct sk_buff *skb, u32 pid, u32 seq,
107 /* since there is no private header just add the generic one */
108 return genlmsg_put(skb, pid, seq, &nl80211_fam, flags, cmd);
111 /* netlink command implementations */
113 static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
114 struct cfg80211_registered_device *dev)
117 struct nlattr *nl_bands, *nl_band;
118 struct nlattr *nl_freqs, *nl_freq;
119 struct nlattr *nl_rates, *nl_rate;
120 struct nlattr *nl_modes;
121 enum ieee80211_band band;
122 struct ieee80211_channel *chan;
123 struct ieee80211_rate *rate;
125 u16 ifmodes = dev->wiphy.interface_modes;
127 hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_WIPHY);
131 NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, dev->idx);
132 NLA_PUT_STRING(msg, NL80211_ATTR_WIPHY_NAME, wiphy_name(&dev->wiphy));
134 nl_modes = nla_nest_start(msg, NL80211_ATTR_SUPPORTED_IFTYPES);
136 goto nla_put_failure;
141 NLA_PUT_FLAG(msg, i);
146 nla_nest_end(msg, nl_modes);
148 nl_bands = nla_nest_start(msg, NL80211_ATTR_WIPHY_BANDS);
150 goto nla_put_failure;
152 for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
153 if (!dev->wiphy.bands[band])
156 nl_band = nla_nest_start(msg, band);
158 goto nla_put_failure;
160 /* add frequencies */
161 nl_freqs = nla_nest_start(msg, NL80211_BAND_ATTR_FREQS);
163 goto nla_put_failure;
165 for (i = 0; i < dev->wiphy.bands[band]->n_channels; i++) {
166 nl_freq = nla_nest_start(msg, i);
168 goto nla_put_failure;
170 chan = &dev->wiphy.bands[band]->channels[i];
171 NLA_PUT_U32(msg, NL80211_FREQUENCY_ATTR_FREQ,
174 if (chan->flags & IEEE80211_CHAN_DISABLED)
175 NLA_PUT_FLAG(msg, NL80211_FREQUENCY_ATTR_DISABLED);
176 if (chan->flags & IEEE80211_CHAN_PASSIVE_SCAN)
177 NLA_PUT_FLAG(msg, NL80211_FREQUENCY_ATTR_PASSIVE_SCAN);
178 if (chan->flags & IEEE80211_CHAN_NO_IBSS)
179 NLA_PUT_FLAG(msg, NL80211_FREQUENCY_ATTR_NO_IBSS);
180 if (chan->flags & IEEE80211_CHAN_RADAR)
181 NLA_PUT_FLAG(msg, NL80211_FREQUENCY_ATTR_RADAR);
183 nla_nest_end(msg, nl_freq);
186 nla_nest_end(msg, nl_freqs);
189 nl_rates = nla_nest_start(msg, NL80211_BAND_ATTR_RATES);
191 goto nla_put_failure;
193 for (i = 0; i < dev->wiphy.bands[band]->n_bitrates; i++) {
194 nl_rate = nla_nest_start(msg, i);
196 goto nla_put_failure;
198 rate = &dev->wiphy.bands[band]->bitrates[i];
199 NLA_PUT_U32(msg, NL80211_BITRATE_ATTR_RATE,
201 if (rate->flags & IEEE80211_RATE_SHORT_PREAMBLE)
203 NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE);
205 nla_nest_end(msg, nl_rate);
208 nla_nest_end(msg, nl_rates);
210 nla_nest_end(msg, nl_band);
212 nla_nest_end(msg, nl_bands);
214 return genlmsg_end(msg, hdr);
217 genlmsg_cancel(msg, hdr);
221 static int nl80211_dump_wiphy(struct sk_buff *skb, struct netlink_callback *cb)
224 int start = cb->args[0];
225 struct cfg80211_registered_device *dev;
227 mutex_lock(&cfg80211_drv_mutex);
228 list_for_each_entry(dev, &cfg80211_drv_list, list) {
231 if (nl80211_send_wiphy(skb, NETLINK_CB(cb->skb).pid,
232 cb->nlh->nlmsg_seq, NLM_F_MULTI,
238 mutex_unlock(&cfg80211_drv_mutex);
245 static int nl80211_get_wiphy(struct sk_buff *skb, struct genl_info *info)
248 struct cfg80211_registered_device *dev;
250 dev = cfg80211_get_dev_from_info(info);
254 msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
258 if (nl80211_send_wiphy(msg, info->snd_pid, info->snd_seq, 0, dev) < 0)
261 cfg80211_put_dev(dev);
263 return genlmsg_unicast(msg, info->snd_pid);
268 cfg80211_put_dev(dev);
272 static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
274 struct cfg80211_registered_device *rdev;
277 if (!info->attrs[NL80211_ATTR_WIPHY_NAME])
280 rdev = cfg80211_get_dev_from_info(info);
282 return PTR_ERR(rdev);
284 result = cfg80211_dev_rename(rdev, nla_data(info->attrs[NL80211_ATTR_WIPHY_NAME]));
286 cfg80211_put_dev(rdev);
291 static int nl80211_send_iface(struct sk_buff *msg, u32 pid, u32 seq, int flags,
292 struct net_device *dev)
296 hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_INTERFACE);
300 NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
301 NLA_PUT_STRING(msg, NL80211_ATTR_IFNAME, dev->name);
302 /* TODO: interface type */
303 return genlmsg_end(msg, hdr);
306 genlmsg_cancel(msg, hdr);
310 static int nl80211_dump_interface(struct sk_buff *skb, struct netlink_callback *cb)
314 int wp_start = cb->args[0];
315 int if_start = cb->args[1];
316 struct cfg80211_registered_device *dev;
317 struct wireless_dev *wdev;
319 mutex_lock(&cfg80211_drv_mutex);
320 list_for_each_entry(dev, &cfg80211_drv_list, list) {
321 if (wp_idx < wp_start) {
327 mutex_lock(&dev->devlist_mtx);
328 list_for_each_entry(wdev, &dev->netdev_list, list) {
329 if (if_idx < if_start) {
333 if (nl80211_send_iface(skb, NETLINK_CB(cb->skb).pid,
334 cb->nlh->nlmsg_seq, NLM_F_MULTI,
336 mutex_unlock(&dev->devlist_mtx);
341 mutex_unlock(&dev->devlist_mtx);
346 mutex_unlock(&cfg80211_drv_mutex);
348 cb->args[0] = wp_idx;
349 cb->args[1] = if_idx;
354 static int nl80211_get_interface(struct sk_buff *skb, struct genl_info *info)
357 struct cfg80211_registered_device *dev;
358 struct net_device *netdev;
361 err = get_drv_dev_by_info_ifindex(info->attrs, &dev, &netdev);
365 msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
369 if (nl80211_send_iface(msg, info->snd_pid, info->snd_seq, 0, netdev) < 0)
373 cfg80211_put_dev(dev);
375 return genlmsg_unicast(msg, info->snd_pid);
381 cfg80211_put_dev(dev);
385 static const struct nla_policy mntr_flags_policy[NL80211_MNTR_FLAG_MAX + 1] = {
386 [NL80211_MNTR_FLAG_FCSFAIL] = { .type = NLA_FLAG },
387 [NL80211_MNTR_FLAG_PLCPFAIL] = { .type = NLA_FLAG },
388 [NL80211_MNTR_FLAG_CONTROL] = { .type = NLA_FLAG },
389 [NL80211_MNTR_FLAG_OTHER_BSS] = { .type = NLA_FLAG },
390 [NL80211_MNTR_FLAG_COOK_FRAMES] = { .type = NLA_FLAG },
393 static int parse_monitor_flags(struct nlattr *nla, u32 *mntrflags)
395 struct nlattr *flags[NL80211_MNTR_FLAG_MAX + 1];
403 if (nla_parse_nested(flags, NL80211_MNTR_FLAG_MAX,
404 nla, mntr_flags_policy))
407 for (flag = 1; flag <= NL80211_MNTR_FLAG_MAX; flag++)
409 *mntrflags |= (1<<flag);
414 static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
416 struct cfg80211_registered_device *drv;
417 struct vif_params params;
419 enum nl80211_iftype type;
420 struct net_device *dev;
423 memset(¶ms, 0, sizeof(params));
425 if (info->attrs[NL80211_ATTR_IFTYPE]) {
426 type = nla_get_u32(info->attrs[NL80211_ATTR_IFTYPE]);
427 if (type > NL80211_IFTYPE_MAX)
432 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
435 ifindex = dev->ifindex;
438 if (!drv->ops->change_virtual_intf ||
439 !(drv->wiphy.interface_modes & (1 << type))) {
444 if (type == NL80211_IFTYPE_MESH_POINT &&
445 info->attrs[NL80211_ATTR_MESH_ID]) {
446 params.mesh_id = nla_data(info->attrs[NL80211_ATTR_MESH_ID]);
447 params.mesh_id_len = nla_len(info->attrs[NL80211_ATTR_MESH_ID]);
451 err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ?
452 info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL,
454 err = drv->ops->change_virtual_intf(&drv->wiphy, ifindex,
455 type, err ? NULL : &flags, ¶ms);
459 cfg80211_put_dev(drv);
463 static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
465 struct cfg80211_registered_device *drv;
466 struct vif_params params;
468 enum nl80211_iftype type = NL80211_IFTYPE_UNSPECIFIED;
471 memset(¶ms, 0, sizeof(params));
473 if (!info->attrs[NL80211_ATTR_IFNAME])
476 if (info->attrs[NL80211_ATTR_IFTYPE]) {
477 type = nla_get_u32(info->attrs[NL80211_ATTR_IFTYPE]);
478 if (type > NL80211_IFTYPE_MAX)
482 drv = cfg80211_get_dev_from_info(info);
486 if (!drv->ops->add_virtual_intf ||
487 !(drv->wiphy.interface_modes & (1 << type))) {
492 if (type == NL80211_IFTYPE_MESH_POINT &&
493 info->attrs[NL80211_ATTR_MESH_ID]) {
494 params.mesh_id = nla_data(info->attrs[NL80211_ATTR_MESH_ID]);
495 params.mesh_id_len = nla_len(info->attrs[NL80211_ATTR_MESH_ID]);
499 err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ?
500 info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL,
502 err = drv->ops->add_virtual_intf(&drv->wiphy,
503 nla_data(info->attrs[NL80211_ATTR_IFNAME]),
504 type, err ? NULL : &flags, ¶ms);
509 cfg80211_put_dev(drv);
513 static int nl80211_del_interface(struct sk_buff *skb, struct genl_info *info)
515 struct cfg80211_registered_device *drv;
517 struct net_device *dev;
519 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
522 ifindex = dev->ifindex;
525 if (!drv->ops->del_virtual_intf) {
531 err = drv->ops->del_virtual_intf(&drv->wiphy, ifindex);
535 cfg80211_put_dev(drv);
539 struct get_key_cookie {
544 static void get_key_callback(void *c, struct key_params *params)
546 struct get_key_cookie *cookie = c;
549 NLA_PUT(cookie->msg, NL80211_ATTR_KEY_DATA,
550 params->key_len, params->key);
553 NLA_PUT(cookie->msg, NL80211_ATTR_KEY_SEQ,
554 params->seq_len, params->seq);
557 NLA_PUT_U32(cookie->msg, NL80211_ATTR_KEY_CIPHER,
565 static int nl80211_get_key(struct sk_buff *skb, struct genl_info *info)
567 struct cfg80211_registered_device *drv;
569 struct net_device *dev;
572 struct get_key_cookie cookie = {
578 if (info->attrs[NL80211_ATTR_KEY_IDX])
579 key_idx = nla_get_u8(info->attrs[NL80211_ATTR_KEY_IDX]);
584 if (info->attrs[NL80211_ATTR_MAC])
585 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
587 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
591 if (!drv->ops->get_key) {
596 msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
602 hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
603 NL80211_CMD_NEW_KEY);
612 NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
613 NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_idx);
615 NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr);
618 err = drv->ops->get_key(&drv->wiphy, dev, key_idx, mac_addr,
619 &cookie, get_key_callback);
626 goto nla_put_failure;
628 genlmsg_end(msg, hdr);
629 err = genlmsg_unicast(msg, info->snd_pid);
636 cfg80211_put_dev(drv);
641 static int nl80211_set_key(struct sk_buff *skb, struct genl_info *info)
643 struct cfg80211_registered_device *drv;
645 struct net_device *dev;
648 if (!info->attrs[NL80211_ATTR_KEY_IDX])
651 key_idx = nla_get_u8(info->attrs[NL80211_ATTR_KEY_IDX]);
656 /* currently only support setting default key */
657 if (!info->attrs[NL80211_ATTR_KEY_DEFAULT])
660 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
664 if (!drv->ops->set_default_key) {
670 err = drv->ops->set_default_key(&drv->wiphy, dev, key_idx);
674 cfg80211_put_dev(drv);
679 static int nl80211_new_key(struct sk_buff *skb, struct genl_info *info)
681 struct cfg80211_registered_device *drv;
683 struct net_device *dev;
684 struct key_params params;
688 memset(¶ms, 0, sizeof(params));
690 if (!info->attrs[NL80211_ATTR_KEY_CIPHER])
693 if (info->attrs[NL80211_ATTR_KEY_DATA]) {
694 params.key = nla_data(info->attrs[NL80211_ATTR_KEY_DATA]);
695 params.key_len = nla_len(info->attrs[NL80211_ATTR_KEY_DATA]);
698 if (info->attrs[NL80211_ATTR_KEY_IDX])
699 key_idx = nla_get_u8(info->attrs[NL80211_ATTR_KEY_IDX]);
701 params.cipher = nla_get_u32(info->attrs[NL80211_ATTR_KEY_CIPHER]);
703 if (info->attrs[NL80211_ATTR_MAC])
704 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
710 * Disallow pairwise keys with non-zero index unless it's WEP
711 * (because current deployments use pairwise WEP keys with
712 * non-zero indizes but 802.11i clearly specifies to use zero)
714 if (mac_addr && key_idx &&
715 params.cipher != WLAN_CIPHER_SUITE_WEP40 &&
716 params.cipher != WLAN_CIPHER_SUITE_WEP104)
719 /* TODO: add definitions for the lengths to linux/ieee80211.h */
720 switch (params.cipher) {
721 case WLAN_CIPHER_SUITE_WEP40:
722 if (params.key_len != 5)
725 case WLAN_CIPHER_SUITE_TKIP:
726 if (params.key_len != 32)
729 case WLAN_CIPHER_SUITE_CCMP:
730 if (params.key_len != 16)
733 case WLAN_CIPHER_SUITE_WEP104:
734 if (params.key_len != 13)
741 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
745 if (!drv->ops->add_key) {
751 err = drv->ops->add_key(&drv->wiphy, dev, key_idx, mac_addr, ¶ms);
755 cfg80211_put_dev(drv);
760 static int nl80211_del_key(struct sk_buff *skb, struct genl_info *info)
762 struct cfg80211_registered_device *drv;
764 struct net_device *dev;
768 if (info->attrs[NL80211_ATTR_KEY_IDX])
769 key_idx = nla_get_u8(info->attrs[NL80211_ATTR_KEY_IDX]);
774 if (info->attrs[NL80211_ATTR_MAC])
775 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
777 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
781 if (!drv->ops->del_key) {
787 err = drv->ops->del_key(&drv->wiphy, dev, key_idx, mac_addr);
791 cfg80211_put_dev(drv);
796 static int nl80211_addset_beacon(struct sk_buff *skb, struct genl_info *info)
798 int (*call)(struct wiphy *wiphy, struct net_device *dev,
799 struct beacon_parameters *info);
800 struct cfg80211_registered_device *drv;
802 struct net_device *dev;
803 struct beacon_parameters params;
806 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
810 switch (info->genlhdr->cmd) {
811 case NL80211_CMD_NEW_BEACON:
812 /* these are required for NEW_BEACON */
813 if (!info->attrs[NL80211_ATTR_BEACON_INTERVAL] ||
814 !info->attrs[NL80211_ATTR_DTIM_PERIOD] ||
815 !info->attrs[NL80211_ATTR_BEACON_HEAD]) {
820 call = drv->ops->add_beacon;
822 case NL80211_CMD_SET_BEACON:
823 call = drv->ops->set_beacon;
836 memset(¶ms, 0, sizeof(params));
838 if (info->attrs[NL80211_ATTR_BEACON_INTERVAL]) {
840 nla_get_u32(info->attrs[NL80211_ATTR_BEACON_INTERVAL]);
844 if (info->attrs[NL80211_ATTR_DTIM_PERIOD]) {
846 nla_get_u32(info->attrs[NL80211_ATTR_DTIM_PERIOD]);
850 if (info->attrs[NL80211_ATTR_BEACON_HEAD]) {
851 params.head = nla_data(info->attrs[NL80211_ATTR_BEACON_HEAD]);
853 nla_len(info->attrs[NL80211_ATTR_BEACON_HEAD]);
857 if (info->attrs[NL80211_ATTR_BEACON_TAIL]) {
858 params.tail = nla_data(info->attrs[NL80211_ATTR_BEACON_TAIL]);
860 nla_len(info->attrs[NL80211_ATTR_BEACON_TAIL]);
870 err = call(&drv->wiphy, dev, ¶ms);
874 cfg80211_put_dev(drv);
879 static int nl80211_del_beacon(struct sk_buff *skb, struct genl_info *info)
881 struct cfg80211_registered_device *drv;
883 struct net_device *dev;
885 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
889 if (!drv->ops->del_beacon) {
895 err = drv->ops->del_beacon(&drv->wiphy, dev);
899 cfg80211_put_dev(drv);
904 static const struct nla_policy sta_flags_policy[NL80211_STA_FLAG_MAX + 1] = {
905 [NL80211_STA_FLAG_AUTHORIZED] = { .type = NLA_FLAG },
906 [NL80211_STA_FLAG_SHORT_PREAMBLE] = { .type = NLA_FLAG },
907 [NL80211_STA_FLAG_WME] = { .type = NLA_FLAG },
910 static int parse_station_flags(struct nlattr *nla, u32 *staflags)
912 struct nlattr *flags[NL80211_STA_FLAG_MAX + 1];
920 if (nla_parse_nested(flags, NL80211_STA_FLAG_MAX,
921 nla, sta_flags_policy))
924 *staflags = STATION_FLAG_CHANGED;
926 for (flag = 1; flag <= NL80211_STA_FLAG_MAX; flag++)
928 *staflags |= (1<<flag);
933 static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
934 int flags, struct net_device *dev,
935 u8 *mac_addr, struct station_info *sinfo)
938 struct nlattr *sinfoattr;
940 hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_STATION);
944 NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
945 NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr);
947 sinfoattr = nla_nest_start(msg, NL80211_ATTR_STA_INFO);
949 goto nla_put_failure;
950 if (sinfo->filled & STATION_INFO_INACTIVE_TIME)
951 NLA_PUT_U32(msg, NL80211_STA_INFO_INACTIVE_TIME,
952 sinfo->inactive_time);
953 if (sinfo->filled & STATION_INFO_RX_BYTES)
954 NLA_PUT_U32(msg, NL80211_STA_INFO_RX_BYTES,
956 if (sinfo->filled & STATION_INFO_TX_BYTES)
957 NLA_PUT_U32(msg, NL80211_STA_INFO_TX_BYTES,
959 if (sinfo->filled & STATION_INFO_LLID)
960 NLA_PUT_U16(msg, NL80211_STA_INFO_LLID,
962 if (sinfo->filled & STATION_INFO_PLID)
963 NLA_PUT_U16(msg, NL80211_STA_INFO_PLID,
965 if (sinfo->filled & STATION_INFO_PLINK_STATE)
966 NLA_PUT_U8(msg, NL80211_STA_INFO_PLINK_STATE,
969 nla_nest_end(msg, sinfoattr);
971 return genlmsg_end(msg, hdr);
974 genlmsg_cancel(msg, hdr);
978 static int nl80211_dump_station(struct sk_buff *skb,
979 struct netlink_callback *cb)
981 struct station_info sinfo;
982 struct cfg80211_registered_device *dev;
983 struct net_device *netdev;
984 u8 mac_addr[ETH_ALEN];
985 int ifidx = cb->args[0];
986 int sta_idx = cb->args[1];
990 err = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
991 nl80211_fam.attrbuf, nl80211_fam.maxattr,
996 if (!nl80211_fam.attrbuf[NL80211_ATTR_IFINDEX])
999 ifidx = nla_get_u32(nl80211_fam.attrbuf[NL80211_ATTR_IFINDEX]);
1004 netdev = dev_get_by_index(&init_net, ifidx);
1008 dev = cfg80211_get_dev_from_ifindex(ifidx);
1011 goto out_put_netdev;
1014 if (!dev->ops->dump_station) {
1022 err = dev->ops->dump_station(&dev->wiphy, netdev, sta_idx,
1029 if (nl80211_send_station(skb,
1030 NETLINK_CB(cb->skb).pid,
1031 cb->nlh->nlmsg_seq, NLM_F_MULTI,
1041 cb->args[1] = sta_idx;
1046 cfg80211_put_dev(dev);
1053 static int nl80211_get_station(struct sk_buff *skb, struct genl_info *info)
1055 struct cfg80211_registered_device *drv;
1057 struct net_device *dev;
1058 struct station_info sinfo;
1059 struct sk_buff *msg;
1060 u8 *mac_addr = NULL;
1062 memset(&sinfo, 0, sizeof(sinfo));
1064 if (!info->attrs[NL80211_ATTR_MAC])
1067 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
1069 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
1073 if (!drv->ops->get_station) {
1079 err = drv->ops->get_station(&drv->wiphy, dev, mac_addr, &sinfo);
1085 msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
1089 if (nl80211_send_station(msg, info->snd_pid, info->snd_seq, 0,
1090 dev, mac_addr, &sinfo) < 0)
1093 err = genlmsg_unicast(msg, info->snd_pid);
1100 cfg80211_put_dev(drv);
1106 * Get vlan interface making sure it is on the right wiphy.
1108 static int get_vlan(struct nlattr *vlanattr,
1109 struct cfg80211_registered_device *rdev,
1110 struct net_device **vlan)
1115 *vlan = dev_get_by_index(&init_net, nla_get_u32(vlanattr));
1118 if (!(*vlan)->ieee80211_ptr)
1120 if ((*vlan)->ieee80211_ptr->wiphy != &rdev->wiphy)
1126 static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
1128 struct cfg80211_registered_device *drv;
1130 struct net_device *dev;
1131 struct station_parameters params;
1132 u8 *mac_addr = NULL;
1134 memset(¶ms, 0, sizeof(params));
1136 params.listen_interval = -1;
1138 if (info->attrs[NL80211_ATTR_STA_AID])
1141 if (!info->attrs[NL80211_ATTR_MAC])
1144 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
1146 if (info->attrs[NL80211_ATTR_STA_SUPPORTED_RATES]) {
1147 params.supported_rates =
1148 nla_data(info->attrs[NL80211_ATTR_STA_SUPPORTED_RATES]);
1149 params.supported_rates_len =
1150 nla_len(info->attrs[NL80211_ATTR_STA_SUPPORTED_RATES]);
1153 if (info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL])
1154 params.listen_interval =
1155 nla_get_u16(info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL]);
1157 if (info->attrs[NL80211_ATTR_HT_CAPABILITY])
1159 nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]);
1161 if (parse_station_flags(info->attrs[NL80211_ATTR_STA_FLAGS],
1162 ¶ms.station_flags))
1165 if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION])
1166 params.plink_action =
1167 nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]);
1169 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
1173 err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, ¶ms.vlan);
1177 if (!drv->ops->change_station) {
1183 err = drv->ops->change_station(&drv->wiphy, dev, mac_addr, ¶ms);
1188 dev_put(params.vlan);
1189 cfg80211_put_dev(drv);
1194 static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
1196 struct cfg80211_registered_device *drv;
1198 struct net_device *dev;
1199 struct station_parameters params;
1200 u8 *mac_addr = NULL;
1202 memset(¶ms, 0, sizeof(params));
1204 if (!info->attrs[NL80211_ATTR_MAC])
1207 if (!info->attrs[NL80211_ATTR_STA_AID])
1210 if (!info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL])
1213 if (!info->attrs[NL80211_ATTR_STA_SUPPORTED_RATES])
1216 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
1217 params.supported_rates =
1218 nla_data(info->attrs[NL80211_ATTR_STA_SUPPORTED_RATES]);
1219 params.supported_rates_len =
1220 nla_len(info->attrs[NL80211_ATTR_STA_SUPPORTED_RATES]);
1221 params.listen_interval =
1222 nla_get_u16(info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL]);
1223 params.aid = nla_get_u16(info->attrs[NL80211_ATTR_STA_AID]);
1224 if (info->attrs[NL80211_ATTR_HT_CAPABILITY])
1226 nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]);
1228 if (parse_station_flags(info->attrs[NL80211_ATTR_STA_FLAGS],
1229 ¶ms.station_flags))
1232 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
1236 err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, ¶ms.vlan);
1240 if (!drv->ops->add_station) {
1246 err = drv->ops->add_station(&drv->wiphy, dev, mac_addr, ¶ms);
1251 dev_put(params.vlan);
1252 cfg80211_put_dev(drv);
1257 static int nl80211_del_station(struct sk_buff *skb, struct genl_info *info)
1259 struct cfg80211_registered_device *drv;
1261 struct net_device *dev;
1262 u8 *mac_addr = NULL;
1264 if (info->attrs[NL80211_ATTR_MAC])
1265 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
1267 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
1271 if (!drv->ops->del_station) {
1277 err = drv->ops->del_station(&drv->wiphy, dev, mac_addr);
1281 cfg80211_put_dev(drv);
1286 static int nl80211_send_mpath(struct sk_buff *msg, u32 pid, u32 seq,
1287 int flags, struct net_device *dev,
1288 u8 *dst, u8 *next_hop,
1289 struct mpath_info *pinfo)
1292 struct nlattr *pinfoattr;
1294 hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_STATION);
1298 NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
1299 NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, dst);
1300 NLA_PUT(msg, NL80211_ATTR_MPATH_NEXT_HOP, ETH_ALEN, next_hop);
1302 pinfoattr = nla_nest_start(msg, NL80211_ATTR_MPATH_INFO);
1304 goto nla_put_failure;
1305 if (pinfo->filled & MPATH_INFO_FRAME_QLEN)
1306 NLA_PUT_U32(msg, NL80211_MPATH_INFO_FRAME_QLEN,
1308 if (pinfo->filled & MPATH_INFO_DSN)
1309 NLA_PUT_U32(msg, NL80211_MPATH_INFO_DSN,
1311 if (pinfo->filled & MPATH_INFO_METRIC)
1312 NLA_PUT_U32(msg, NL80211_MPATH_INFO_METRIC,
1314 if (pinfo->filled & MPATH_INFO_EXPTIME)
1315 NLA_PUT_U32(msg, NL80211_MPATH_INFO_EXPTIME,
1317 if (pinfo->filled & MPATH_INFO_FLAGS)
1318 NLA_PUT_U8(msg, NL80211_MPATH_INFO_FLAGS,
1320 if (pinfo->filled & MPATH_INFO_DISCOVERY_TIMEOUT)
1321 NLA_PUT_U32(msg, NL80211_MPATH_INFO_DISCOVERY_TIMEOUT,
1322 pinfo->discovery_timeout);
1323 if (pinfo->filled & MPATH_INFO_DISCOVERY_RETRIES)
1324 NLA_PUT_U8(msg, NL80211_MPATH_INFO_DISCOVERY_RETRIES,
1325 pinfo->discovery_retries);
1327 nla_nest_end(msg, pinfoattr);
1329 return genlmsg_end(msg, hdr);
1332 genlmsg_cancel(msg, hdr);
1336 static int nl80211_dump_mpath(struct sk_buff *skb,
1337 struct netlink_callback *cb)
1339 struct mpath_info pinfo;
1340 struct cfg80211_registered_device *dev;
1341 struct net_device *netdev;
1343 u8 next_hop[ETH_ALEN];
1344 int ifidx = cb->args[0];
1345 int path_idx = cb->args[1];
1349 err = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
1350 nl80211_fam.attrbuf, nl80211_fam.maxattr,
1355 if (!nl80211_fam.attrbuf[NL80211_ATTR_IFINDEX])
1358 ifidx = nla_get_u32(nl80211_fam.attrbuf[NL80211_ATTR_IFINDEX]);
1363 netdev = dev_get_by_index(&init_net, ifidx);
1367 dev = cfg80211_get_dev_from_ifindex(ifidx);
1370 goto out_put_netdev;
1373 if (!dev->ops->dump_mpath) {
1381 err = dev->ops->dump_mpath(&dev->wiphy, netdev, path_idx,
1382 dst, next_hop, &pinfo);
1388 if (nl80211_send_mpath(skb, NETLINK_CB(cb->skb).pid,
1389 cb->nlh->nlmsg_seq, NLM_F_MULTI,
1390 netdev, dst, next_hop,
1399 cb->args[1] = path_idx;
1404 cfg80211_put_dev(dev);
1411 static int nl80211_get_mpath(struct sk_buff *skb, struct genl_info *info)
1413 struct cfg80211_registered_device *drv;
1415 struct net_device *dev;
1416 struct mpath_info pinfo;
1417 struct sk_buff *msg;
1419 u8 next_hop[ETH_ALEN];
1421 memset(&pinfo, 0, sizeof(pinfo));
1423 if (!info->attrs[NL80211_ATTR_MAC])
1426 dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
1428 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
1432 if (!drv->ops->get_mpath) {
1438 err = drv->ops->get_mpath(&drv->wiphy, dev, dst, next_hop, &pinfo);
1444 msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
1448 if (nl80211_send_mpath(msg, info->snd_pid, info->snd_seq, 0,
1449 dev, dst, next_hop, &pinfo) < 0)
1452 err = genlmsg_unicast(msg, info->snd_pid);
1459 cfg80211_put_dev(drv);
1464 static int nl80211_set_mpath(struct sk_buff *skb, struct genl_info *info)
1466 struct cfg80211_registered_device *drv;
1468 struct net_device *dev;
1470 u8 *next_hop = NULL;
1472 if (!info->attrs[NL80211_ATTR_MAC])
1475 if (!info->attrs[NL80211_ATTR_MPATH_NEXT_HOP])
1478 dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
1479 next_hop = nla_data(info->attrs[NL80211_ATTR_MPATH_NEXT_HOP]);
1481 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
1485 if (!drv->ops->change_mpath) {
1491 err = drv->ops->change_mpath(&drv->wiphy, dev, dst, next_hop);
1495 cfg80211_put_dev(drv);
1499 static int nl80211_new_mpath(struct sk_buff *skb, struct genl_info *info)
1501 struct cfg80211_registered_device *drv;
1503 struct net_device *dev;
1505 u8 *next_hop = NULL;
1507 if (!info->attrs[NL80211_ATTR_MAC])
1510 if (!info->attrs[NL80211_ATTR_MPATH_NEXT_HOP])
1513 dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
1514 next_hop = nla_data(info->attrs[NL80211_ATTR_MPATH_NEXT_HOP]);
1516 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
1520 if (!drv->ops->add_mpath) {
1526 err = drv->ops->add_mpath(&drv->wiphy, dev, dst, next_hop);
1530 cfg80211_put_dev(drv);
1535 static int nl80211_del_mpath(struct sk_buff *skb, struct genl_info *info)
1537 struct cfg80211_registered_device *drv;
1539 struct net_device *dev;
1542 if (info->attrs[NL80211_ATTR_MAC])
1543 dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
1545 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
1549 if (!drv->ops->del_mpath) {
1555 err = drv->ops->del_mpath(&drv->wiphy, dev, dst);
1559 cfg80211_put_dev(drv);
1564 static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
1566 struct cfg80211_registered_device *drv;
1568 struct net_device *dev;
1569 struct bss_parameters params;
1571 memset(¶ms, 0, sizeof(params));
1572 /* default to not changing parameters */
1573 params.use_cts_prot = -1;
1574 params.use_short_preamble = -1;
1575 params.use_short_slot_time = -1;
1577 if (info->attrs[NL80211_ATTR_BSS_CTS_PROT])
1578 params.use_cts_prot =
1579 nla_get_u8(info->attrs[NL80211_ATTR_BSS_CTS_PROT]);
1580 if (info->attrs[NL80211_ATTR_BSS_SHORT_PREAMBLE])
1581 params.use_short_preamble =
1582 nla_get_u8(info->attrs[NL80211_ATTR_BSS_SHORT_PREAMBLE]);
1583 if (info->attrs[NL80211_ATTR_BSS_SHORT_SLOT_TIME])
1584 params.use_short_slot_time =
1585 nla_get_u8(info->attrs[NL80211_ATTR_BSS_SHORT_SLOT_TIME]);
1587 err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
1591 if (!drv->ops->change_bss) {
1597 err = drv->ops->change_bss(&drv->wiphy, dev, ¶ms);
1601 cfg80211_put_dev(drv);
1606 static const struct nla_policy
1607 reg_rule_policy[NL80211_REG_RULE_ATTR_MAX + 1] = {
1608 [NL80211_ATTR_REG_RULE_FLAGS] = { .type = NLA_U32 },
1609 [NL80211_ATTR_FREQ_RANGE_START] = { .type = NLA_U32 },
1610 [NL80211_ATTR_FREQ_RANGE_END] = { .type = NLA_U32 },
1611 [NL80211_ATTR_FREQ_RANGE_MAX_BW] = { .type = NLA_U32 },
1612 [NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN] = { .type = NLA_U32 },
1613 [NL80211_ATTR_POWER_RULE_MAX_EIRP] = { .type = NLA_U32 },
1616 static int parse_reg_rule(struct nlattr *tb[],
1617 struct ieee80211_reg_rule *reg_rule)
1619 struct ieee80211_freq_range *freq_range = ®_rule->freq_range;
1620 struct ieee80211_power_rule *power_rule = ®_rule->power_rule;
1622 if (!tb[NL80211_ATTR_REG_RULE_FLAGS])
1624 if (!tb[NL80211_ATTR_FREQ_RANGE_START])
1626 if (!tb[NL80211_ATTR_FREQ_RANGE_END])
1628 if (!tb[NL80211_ATTR_FREQ_RANGE_MAX_BW])
1630 if (!tb[NL80211_ATTR_POWER_RULE_MAX_EIRP])
1633 reg_rule->flags = nla_get_u32(tb[NL80211_ATTR_REG_RULE_FLAGS]);
1635 freq_range->start_freq_khz =
1636 nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]);
1637 freq_range->end_freq_khz =
1638 nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]);
1639 freq_range->max_bandwidth_khz =
1640 nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]);
1642 power_rule->max_eirp =
1643 nla_get_u32(tb[NL80211_ATTR_POWER_RULE_MAX_EIRP]);
1645 if (tb[NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN])
1646 power_rule->max_antenna_gain =
1647 nla_get_u32(tb[NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN]);
1652 static int nl80211_req_set_reg(struct sk_buff *skb, struct genl_info *info)
1657 if (!info->attrs[NL80211_ATTR_REG_ALPHA2])
1660 data = nla_data(info->attrs[NL80211_ATTR_REG_ALPHA2]);
1662 #ifdef CONFIG_WIRELESS_OLD_REGULATORY
1663 /* We ignore world regdom requests with the old regdom setup */
1664 if (is_world_regdom(data))
1667 mutex_lock(&cfg80211_drv_mutex);
1668 r = __regulatory_hint(NULL, REGDOM_SET_BY_USER, data, NULL);
1669 mutex_unlock(&cfg80211_drv_mutex);
1673 static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
1675 struct nlattr *tb[NL80211_REG_RULE_ATTR_MAX + 1];
1676 struct nlattr *nl_reg_rule;
1677 char *alpha2 = NULL;
1678 int rem_reg_rules = 0, r = 0;
1679 u32 num_rules = 0, rule_idx = 0, size_of_regd;
1680 struct ieee80211_regdomain *rd = NULL;
1682 if (!info->attrs[NL80211_ATTR_REG_ALPHA2])
1685 if (!info->attrs[NL80211_ATTR_REG_RULES])
1688 alpha2 = nla_data(info->attrs[NL80211_ATTR_REG_ALPHA2]);
1690 nla_for_each_nested(nl_reg_rule, info->attrs[NL80211_ATTR_REG_RULES],
1693 if (num_rules > NL80211_MAX_SUPP_REG_RULES)
1697 if (!reg_is_valid_request(alpha2))
1700 size_of_regd = sizeof(struct ieee80211_regdomain) +
1701 (num_rules * sizeof(struct ieee80211_reg_rule));
1703 rd = kzalloc(size_of_regd, GFP_KERNEL);
1707 rd->n_reg_rules = num_rules;
1708 rd->alpha2[0] = alpha2[0];
1709 rd->alpha2[1] = alpha2[1];
1711 nla_for_each_nested(nl_reg_rule, info->attrs[NL80211_ATTR_REG_RULES],
1713 nla_parse(tb, NL80211_REG_RULE_ATTR_MAX,
1714 nla_data(nl_reg_rule), nla_len(nl_reg_rule),
1716 r = parse_reg_rule(tb, &rd->reg_rules[rule_idx]);
1722 if (rule_idx > NL80211_MAX_SUPP_REG_RULES)
1726 BUG_ON(rule_idx != num_rules);
1728 mutex_lock(&cfg80211_drv_mutex);
1730 mutex_unlock(&cfg80211_drv_mutex);
1741 static struct genl_ops nl80211_ops[] = {
1743 .cmd = NL80211_CMD_GET_WIPHY,
1744 .doit = nl80211_get_wiphy,
1745 .dumpit = nl80211_dump_wiphy,
1746 .policy = nl80211_policy,
1747 /* can be retrieved by unprivileged users */
1750 .cmd = NL80211_CMD_SET_WIPHY,
1751 .doit = nl80211_set_wiphy,
1752 .policy = nl80211_policy,
1753 .flags = GENL_ADMIN_PERM,
1756 .cmd = NL80211_CMD_GET_INTERFACE,
1757 .doit = nl80211_get_interface,
1758 .dumpit = nl80211_dump_interface,
1759 .policy = nl80211_policy,
1760 /* can be retrieved by unprivileged users */
1763 .cmd = NL80211_CMD_SET_INTERFACE,
1764 .doit = nl80211_set_interface,
1765 .policy = nl80211_policy,
1766 .flags = GENL_ADMIN_PERM,
1769 .cmd = NL80211_CMD_NEW_INTERFACE,
1770 .doit = nl80211_new_interface,
1771 .policy = nl80211_policy,
1772 .flags = GENL_ADMIN_PERM,
1775 .cmd = NL80211_CMD_DEL_INTERFACE,
1776 .doit = nl80211_del_interface,
1777 .policy = nl80211_policy,
1778 .flags = GENL_ADMIN_PERM,
1781 .cmd = NL80211_CMD_GET_KEY,
1782 .doit = nl80211_get_key,
1783 .policy = nl80211_policy,
1784 .flags = GENL_ADMIN_PERM,
1787 .cmd = NL80211_CMD_SET_KEY,
1788 .doit = nl80211_set_key,
1789 .policy = nl80211_policy,
1790 .flags = GENL_ADMIN_PERM,
1793 .cmd = NL80211_CMD_NEW_KEY,
1794 .doit = nl80211_new_key,
1795 .policy = nl80211_policy,
1796 .flags = GENL_ADMIN_PERM,
1799 .cmd = NL80211_CMD_DEL_KEY,
1800 .doit = nl80211_del_key,
1801 .policy = nl80211_policy,
1802 .flags = GENL_ADMIN_PERM,
1805 .cmd = NL80211_CMD_SET_BEACON,
1806 .policy = nl80211_policy,
1807 .flags = GENL_ADMIN_PERM,
1808 .doit = nl80211_addset_beacon,
1811 .cmd = NL80211_CMD_NEW_BEACON,
1812 .policy = nl80211_policy,
1813 .flags = GENL_ADMIN_PERM,
1814 .doit = nl80211_addset_beacon,
1817 .cmd = NL80211_CMD_DEL_BEACON,
1818 .policy = nl80211_policy,
1819 .flags = GENL_ADMIN_PERM,
1820 .doit = nl80211_del_beacon,
1823 .cmd = NL80211_CMD_GET_STATION,
1824 .doit = nl80211_get_station,
1825 .dumpit = nl80211_dump_station,
1826 .policy = nl80211_policy,
1827 .flags = GENL_ADMIN_PERM,
1830 .cmd = NL80211_CMD_SET_STATION,
1831 .doit = nl80211_set_station,
1832 .policy = nl80211_policy,
1833 .flags = GENL_ADMIN_PERM,
1836 .cmd = NL80211_CMD_NEW_STATION,
1837 .doit = nl80211_new_station,
1838 .policy = nl80211_policy,
1839 .flags = GENL_ADMIN_PERM,
1842 .cmd = NL80211_CMD_DEL_STATION,
1843 .doit = nl80211_del_station,
1844 .policy = nl80211_policy,
1845 .flags = GENL_ADMIN_PERM,
1848 .cmd = NL80211_CMD_GET_MPATH,
1849 .doit = nl80211_get_mpath,
1850 .dumpit = nl80211_dump_mpath,
1851 .policy = nl80211_policy,
1852 .flags = GENL_ADMIN_PERM,
1855 .cmd = NL80211_CMD_SET_MPATH,
1856 .doit = nl80211_set_mpath,
1857 .policy = nl80211_policy,
1858 .flags = GENL_ADMIN_PERM,
1861 .cmd = NL80211_CMD_NEW_MPATH,
1862 .doit = nl80211_new_mpath,
1863 .policy = nl80211_policy,
1864 .flags = GENL_ADMIN_PERM,
1867 .cmd = NL80211_CMD_DEL_MPATH,
1868 .doit = nl80211_del_mpath,
1869 .policy = nl80211_policy,
1870 .flags = GENL_ADMIN_PERM,
1873 .cmd = NL80211_CMD_SET_BSS,
1874 .doit = nl80211_set_bss,
1875 .policy = nl80211_policy,
1876 .flags = GENL_ADMIN_PERM,
1879 .cmd = NL80211_CMD_SET_REG,
1880 .doit = nl80211_set_reg,
1881 .policy = nl80211_policy,
1882 .flags = GENL_ADMIN_PERM,
1885 .cmd = NL80211_CMD_REQ_SET_REG,
1886 .doit = nl80211_req_set_reg,
1887 .policy = nl80211_policy,
1888 .flags = GENL_ADMIN_PERM,
1892 /* multicast groups */
1893 static struct genl_multicast_group nl80211_config_mcgrp = {
1897 /* notification functions */
1899 void nl80211_notify_dev_rename(struct cfg80211_registered_device *rdev)
1901 struct sk_buff *msg;
1903 msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
1907 if (nl80211_send_wiphy(msg, 0, 0, 0, rdev) < 0) {
1912 genlmsg_multicast(msg, 0, nl80211_config_mcgrp.id, GFP_KERNEL);
1915 /* initialisation/exit functions */
1917 int nl80211_init(void)
1921 err = genl_register_family(&nl80211_fam);
1925 for (i = 0; i < ARRAY_SIZE(nl80211_ops); i++) {
1926 err = genl_register_ops(&nl80211_fam, &nl80211_ops[i]);
1931 err = genl_register_mc_group(&nl80211_fam, &nl80211_config_mcgrp);
1937 genl_unregister_family(&nl80211_fam);
1941 void nl80211_exit(void)
1943 genl_unregister_family(&nl80211_fam);