2 * Driver interaction with Linux nl80211/cfg80211
3 * Copyright (c) 2002-2012, Jouni Malinen <j@w1.fi>
4 * Copyright (c) 2003-2004, Instant802 Networks, Inc.
5 * Copyright (c) 2005-2006, Devicescape Software, Inc.
6 * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
7 * Copyright (c) 2009-2010, Atheros Communications
9 * This software may be distributed under the terms of the BSD license.
10 * See README for more details.
14 #include <sys/ioctl.h>
15 #include <sys/types.h>
19 #include <netlink/genl/genl.h>
20 #include <netlink/genl/family.h>
21 #include <netlink/genl/ctrl.h>
22 #include <linux/rtnetlink.h>
23 #include <netpacket/packet.h>
24 #include <linux/filter.h>
25 #include <linux/errqueue.h>
26 #include "nl80211_copy.h"
30 #include "utils/list.h"
31 #include "common/ieee802_11_defs.h"
32 #include "common/ieee802_11_common.h"
33 #include "l2_packet/l2_packet.h"
35 #include "linux_ioctl.h"
37 #include "radiotap_iter.h"
41 #ifndef SO_WIFI_STATUS
42 # if defined(__sparc__)
43 # define SO_WIFI_STATUS 0x0025
44 # elif defined(__parisc__)
45 # define SO_WIFI_STATUS 0x4022
47 # define SO_WIFI_STATUS 41
50 # define SCM_WIFI_STATUS SO_WIFI_STATUS
53 #ifndef SO_EE_ORIGIN_TXSTATUS
54 #define SO_EE_ORIGIN_TXSTATUS 4
57 #ifndef PACKET_TX_TIMESTAMP
58 #define PACKET_TX_TIMESTAMP 16
62 #include "android_drv.h"
65 /* libnl 2.0 compatibility code */
66 #define nl_handle nl_sock
67 #define nl80211_handle_alloc nl_socket_alloc_cb
68 #define nl80211_handle_destroy nl_socket_free
71 * libnl 1.1 has a bug, it tries to allocate socket numbers densely
72 * but when you free a socket again it will mess up its bitmap and
73 * and use the wrong number the next time it needs a socket ID.
74 * Therefore, we wrap the handle alloc/destroy and add our own pid
77 static uint32_t port_bitmap
[32] = { 0 };
79 static struct nl_handle
*nl80211_handle_alloc(void *cb
)
81 struct nl_handle
*handle
;
82 uint32_t pid
= getpid() & 0x3FFFFF;
85 handle
= nl_handle_alloc_cb(cb
);
87 for (i
= 0; i
< 1024; i
++) {
88 if (port_bitmap
[i
/ 32] & (1 << (i
% 32)))
90 port_bitmap
[i
/ 32] |= 1 << (i
% 32);
95 nl_socket_set_local_port(handle
, pid
);
100 static void nl80211_handle_destroy(struct nl_handle
*handle
)
102 uint32_t port
= nl_socket_get_local_port(handle
);
105 port_bitmap
[port
/ 32] &= ~(1 << (port
% 32));
107 nl_handle_destroy(handle
);
109 #endif /* CONFIG_LIBNL20 */
112 static struct nl_handle
* nl_create_handle(struct nl_cb
*cb
, const char *dbg
)
114 struct nl_handle
*handle
;
116 handle
= nl80211_handle_alloc(cb
);
117 if (handle
== NULL
) {
118 wpa_printf(MSG_ERROR
, "nl80211: Failed to allocate netlink "
119 "callbacks (%s)", dbg
);
123 if (genl_connect(handle
)) {
124 wpa_printf(MSG_ERROR
, "nl80211: Failed to connect to generic "
125 "netlink (%s)", dbg
);
126 nl80211_handle_destroy(handle
);
134 static void nl_destroy_handles(struct nl_handle
**handle
)
138 nl80211_handle_destroy(*handle
);
144 #define IFF_LOWER_UP 0x10000 /* driver signals L1 up */
147 #define IFF_DORMANT 0x20000 /* driver signals dormant */
150 #ifndef IF_OPER_DORMANT
151 #define IF_OPER_DORMANT 5
157 struct nl80211_global
{
158 struct dl_list interfaces
;
161 int if_add_wdevid_set
;
162 struct netlink_data
*netlink
;
164 struct nl_handle
*nl
;
166 int ioctl_sock
; /* socket for ioctl() use */
168 struct nl_handle
*nl_event
;
171 struct nl80211_wiphy_data
{
176 struct nl_handle
*nl_beacons
;
182 static void nl80211_global_deinit(void *priv
);
185 struct wpa_driver_nl80211_data
*drv
;
186 struct i802_bss
*next
;
189 char ifname
[IFNAMSIZ
+ 1];
190 char brname
[IFNAMSIZ
];
191 unsigned int beacon_set
:1;
192 unsigned int added_if_into_bridge
:1;
193 unsigned int added_bridge
:1;
194 unsigned int in_deinit
:1;
195 unsigned int wdev_id_set
:1;
202 struct nl_handle
*nl_preq
, *nl_mgmt
;
205 struct nl80211_wiphy_data
*wiphy_data
;
206 struct dl_list wiphy_list
;
209 struct wpa_driver_nl80211_data
{
210 struct nl80211_global
*global
;
212 struct dl_list wiphy_list
;
218 int ignore_if_down_event
;
219 struct rfkill_data
*rfkill
;
220 struct wpa_driver_capa capa
;
221 u8
*extended_capa
, *extended_capa_mask
;
222 unsigned int extended_capa_len
;
227 int scan_complete_events
;
231 u8 auth_bssid
[ETH_ALEN
];
232 u8 auth_attempt_bssid
[ETH_ALEN
];
234 u8 prev_bssid
[ETH_ALEN
];
238 enum nl80211_iftype nlmode
;
239 enum nl80211_iftype ap_scan_as_station
;
240 unsigned int assoc_freq
;
244 int monitor_refcount
;
246 unsigned int disabled_11b_rates
:1;
247 unsigned int pending_remain_on_chan
:1;
248 unsigned int in_interface_list
:1;
249 unsigned int device_ap_sme
:1;
250 unsigned int poll_command_supported
:1;
251 unsigned int data_tx_status
:1;
252 unsigned int scan_for_auth
:1;
253 unsigned int retry_auth
:1;
254 unsigned int use_monitor
:1;
255 unsigned int ignore_next_local_disconnect
:1;
256 unsigned int allow_p2p_device
:1;
258 u64 remain_on_chan_cookie
;
259 u64 send_action_cookie
;
261 unsigned int last_mgmt_freq
;
263 struct wpa_driver_scan_filter
*filter_ssids
;
264 size_t num_filter_ssids
;
266 struct i802_bss first_bss
;
271 int eapol_sock
; /* socket for EAPOL frames */
273 int default_if_indices
[16];
281 /* From failed authentication command */
283 u8 auth_bssid_
[ETH_ALEN
];
285 size_t auth_ssid_len
;
289 u8 auth_wep_key
[4][16];
290 size_t auth_wep_key_len
[4];
291 int auth_wep_tx_keyidx
;
292 int auth_local_state_change
;
297 static void wpa_driver_nl80211_deinit(struct i802_bss
*bss
);
298 static void wpa_driver_nl80211_scan_timeout(void *eloop_ctx
,
300 static int wpa_driver_nl80211_set_mode(struct i802_bss
*bss
,
301 enum nl80211_iftype nlmode
);
303 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data
*drv
);
304 static int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data
*drv
,
305 const u8
*addr
, int cmd
, u16 reason_code
,
306 int local_state_change
);
307 static void nl80211_remove_monitor_interface(
308 struct wpa_driver_nl80211_data
*drv
);
309 static int nl80211_send_frame_cmd(struct i802_bss
*bss
,
310 unsigned int freq
, unsigned int wait
,
311 const u8
*buf
, size_t buf_len
, u64
*cookie
,
312 int no_cck
, int no_ack
, int offchanok
);
313 static int wpa_driver_nl80211_probe_req_report(struct i802_bss
*bss
,
316 static int android_pno_start(struct i802_bss
*bss
,
317 struct wpa_driver_scan_params
*params
);
318 static int android_pno_stop(struct i802_bss
*bss
);
322 static void add_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
);
323 static void del_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
);
324 static int have_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
);
325 static int wpa_driver_nl80211_if_remove(struct i802_bss
*bss
,
326 enum wpa_driver_if_type type
,
329 static inline void add_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
)
333 static inline void del_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
)
337 static inline int have_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
)
343 static int wpa_driver_nl80211_set_freq(struct i802_bss
*bss
,
344 struct hostapd_freq_params
*freq
);
345 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data
*drv
,
346 int ifindex
, int disabled
);
348 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data
*drv
);
349 static int wpa_driver_nl80211_authenticate_retry(
350 struct wpa_driver_nl80211_data
*drv
);
353 static const char * nl80211_command_to_string(enum nl80211_commands cmd
)
355 #define C2S(x) case x: return #x;
357 C2S(NL80211_CMD_UNSPEC
)
358 C2S(NL80211_CMD_GET_WIPHY
)
359 C2S(NL80211_CMD_SET_WIPHY
)
360 C2S(NL80211_CMD_NEW_WIPHY
)
361 C2S(NL80211_CMD_DEL_WIPHY
)
362 C2S(NL80211_CMD_GET_INTERFACE
)
363 C2S(NL80211_CMD_SET_INTERFACE
)
364 C2S(NL80211_CMD_NEW_INTERFACE
)
365 C2S(NL80211_CMD_DEL_INTERFACE
)
366 C2S(NL80211_CMD_GET_KEY
)
367 C2S(NL80211_CMD_SET_KEY
)
368 C2S(NL80211_CMD_NEW_KEY
)
369 C2S(NL80211_CMD_DEL_KEY
)
370 C2S(NL80211_CMD_GET_BEACON
)
371 C2S(NL80211_CMD_SET_BEACON
)
372 C2S(NL80211_CMD_START_AP
)
373 C2S(NL80211_CMD_STOP_AP
)
374 C2S(NL80211_CMD_GET_STATION
)
375 C2S(NL80211_CMD_SET_STATION
)
376 C2S(NL80211_CMD_NEW_STATION
)
377 C2S(NL80211_CMD_DEL_STATION
)
378 C2S(NL80211_CMD_GET_MPATH
)
379 C2S(NL80211_CMD_SET_MPATH
)
380 C2S(NL80211_CMD_NEW_MPATH
)
381 C2S(NL80211_CMD_DEL_MPATH
)
382 C2S(NL80211_CMD_SET_BSS
)
383 C2S(NL80211_CMD_SET_REG
)
384 C2S(NL80211_CMD_REQ_SET_REG
)
385 C2S(NL80211_CMD_GET_MESH_CONFIG
)
386 C2S(NL80211_CMD_SET_MESH_CONFIG
)
387 C2S(NL80211_CMD_SET_MGMT_EXTRA_IE
)
388 C2S(NL80211_CMD_GET_REG
)
389 C2S(NL80211_CMD_GET_SCAN
)
390 C2S(NL80211_CMD_TRIGGER_SCAN
)
391 C2S(NL80211_CMD_NEW_SCAN_RESULTS
)
392 C2S(NL80211_CMD_SCAN_ABORTED
)
393 C2S(NL80211_CMD_REG_CHANGE
)
394 C2S(NL80211_CMD_AUTHENTICATE
)
395 C2S(NL80211_CMD_ASSOCIATE
)
396 C2S(NL80211_CMD_DEAUTHENTICATE
)
397 C2S(NL80211_CMD_DISASSOCIATE
)
398 C2S(NL80211_CMD_MICHAEL_MIC_FAILURE
)
399 C2S(NL80211_CMD_REG_BEACON_HINT
)
400 C2S(NL80211_CMD_JOIN_IBSS
)
401 C2S(NL80211_CMD_LEAVE_IBSS
)
402 C2S(NL80211_CMD_TESTMODE
)
403 C2S(NL80211_CMD_CONNECT
)
404 C2S(NL80211_CMD_ROAM
)
405 C2S(NL80211_CMD_DISCONNECT
)
406 C2S(NL80211_CMD_SET_WIPHY_NETNS
)
407 C2S(NL80211_CMD_GET_SURVEY
)
408 C2S(NL80211_CMD_NEW_SURVEY_RESULTS
)
409 C2S(NL80211_CMD_SET_PMKSA
)
410 C2S(NL80211_CMD_DEL_PMKSA
)
411 C2S(NL80211_CMD_FLUSH_PMKSA
)
412 C2S(NL80211_CMD_REMAIN_ON_CHANNEL
)
413 C2S(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL
)
414 C2S(NL80211_CMD_SET_TX_BITRATE_MASK
)
415 C2S(NL80211_CMD_REGISTER_FRAME
)
416 C2S(NL80211_CMD_FRAME
)
417 C2S(NL80211_CMD_FRAME_TX_STATUS
)
418 C2S(NL80211_CMD_SET_POWER_SAVE
)
419 C2S(NL80211_CMD_GET_POWER_SAVE
)
420 C2S(NL80211_CMD_SET_CQM
)
421 C2S(NL80211_CMD_NOTIFY_CQM
)
422 C2S(NL80211_CMD_SET_CHANNEL
)
423 C2S(NL80211_CMD_SET_WDS_PEER
)
424 C2S(NL80211_CMD_FRAME_WAIT_CANCEL
)
425 C2S(NL80211_CMD_JOIN_MESH
)
426 C2S(NL80211_CMD_LEAVE_MESH
)
427 C2S(NL80211_CMD_UNPROT_DEAUTHENTICATE
)
428 C2S(NL80211_CMD_UNPROT_DISASSOCIATE
)
429 C2S(NL80211_CMD_NEW_PEER_CANDIDATE
)
430 C2S(NL80211_CMD_GET_WOWLAN
)
431 C2S(NL80211_CMD_SET_WOWLAN
)
432 C2S(NL80211_CMD_START_SCHED_SCAN
)
433 C2S(NL80211_CMD_STOP_SCHED_SCAN
)
434 C2S(NL80211_CMD_SCHED_SCAN_RESULTS
)
435 C2S(NL80211_CMD_SCHED_SCAN_STOPPED
)
436 C2S(NL80211_CMD_SET_REKEY_OFFLOAD
)
437 C2S(NL80211_CMD_PMKSA_CANDIDATE
)
438 C2S(NL80211_CMD_TDLS_OPER
)
439 C2S(NL80211_CMD_TDLS_MGMT
)
440 C2S(NL80211_CMD_UNEXPECTED_FRAME
)
441 C2S(NL80211_CMD_PROBE_CLIENT
)
442 C2S(NL80211_CMD_REGISTER_BEACONS
)
443 C2S(NL80211_CMD_UNEXPECTED_4ADDR_FRAME
)
444 C2S(NL80211_CMD_SET_NOACK_MAP
)
445 C2S(NL80211_CMD_CH_SWITCH_NOTIFY
)
446 C2S(NL80211_CMD_START_P2P_DEVICE
)
447 C2S(NL80211_CMD_STOP_P2P_DEVICE
)
448 C2S(NL80211_CMD_CONN_FAILED
)
449 C2S(NL80211_CMD_SET_MCAST_RATE
)
450 C2S(NL80211_CMD_SET_MAC_ACL
)
451 C2S(NL80211_CMD_RADAR_DETECT
)
452 C2S(NL80211_CMD_GET_PROTOCOL_FEATURES
)
453 C2S(NL80211_CMD_UPDATE_FT_IES
)
454 C2S(NL80211_CMD_FT_EVENT
)
455 C2S(NL80211_CMD_CRIT_PROTOCOL_START
)
456 C2S(NL80211_CMD_CRIT_PROTOCOL_STOP
)
458 return "NL80211_CMD_UNKNOWN";
464 static int is_ap_interface(enum nl80211_iftype nlmode
)
466 return (nlmode
== NL80211_IFTYPE_AP
||
467 nlmode
== NL80211_IFTYPE_P2P_GO
);
471 static int is_sta_interface(enum nl80211_iftype nlmode
)
473 return (nlmode
== NL80211_IFTYPE_STATION
||
474 nlmode
== NL80211_IFTYPE_P2P_CLIENT
);
478 static int is_p2p_net_interface(enum nl80211_iftype nlmode
)
480 return (nlmode
== NL80211_IFTYPE_P2P_CLIENT
||
481 nlmode
== NL80211_IFTYPE_P2P_GO
);
485 static void nl80211_mark_disconnected(struct wpa_driver_nl80211_data
*drv
)
488 os_memcpy(drv
->prev_bssid
, drv
->bssid
, ETH_ALEN
);
490 os_memset(drv
->bssid
, 0, ETH_ALEN
);
494 struct nl80211_bss_info_arg
{
495 struct wpa_driver_nl80211_data
*drv
;
496 struct wpa_scan_results
*res
;
497 unsigned int assoc_freq
;
498 u8 assoc_bssid
[ETH_ALEN
];
501 static int bss_info_handler(struct nl_msg
*msg
, void *arg
);
505 static int ack_handler(struct nl_msg
*msg
, void *arg
)
512 static int finish_handler(struct nl_msg
*msg
, void *arg
)
519 static int error_handler(struct sockaddr_nl
*nla
, struct nlmsgerr
*err
,
528 static int no_seq_check(struct nl_msg
*msg
, void *arg
)
534 static int send_and_recv(struct nl80211_global
*global
,
535 struct nl_handle
*nl_handle
, struct nl_msg
*msg
,
536 int (*valid_handler
)(struct nl_msg
*, void *),
542 cb
= nl_cb_clone(global
->nl_cb
);
546 err
= nl_send_auto_complete(nl_handle
, msg
);
552 nl_cb_err(cb
, NL_CB_CUSTOM
, error_handler
, &err
);
553 nl_cb_set(cb
, NL_CB_FINISH
, NL_CB_CUSTOM
, finish_handler
, &err
);
554 nl_cb_set(cb
, NL_CB_ACK
, NL_CB_CUSTOM
, ack_handler
, &err
);
557 nl_cb_set(cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
558 valid_handler
, valid_data
);
561 nl_recvmsgs(nl_handle
, cb
);
569 static int send_and_recv_msgs_global(struct nl80211_global
*global
,
571 int (*valid_handler
)(struct nl_msg
*, void *),
574 return send_and_recv(global
, global
->nl
, msg
, valid_handler
,
579 static int send_and_recv_msgs(struct wpa_driver_nl80211_data
*drv
,
581 int (*valid_handler
)(struct nl_msg
*, void *),
584 return send_and_recv(drv
->global
, drv
->global
->nl
, msg
,
585 valid_handler
, valid_data
);
595 static int nl80211_set_iface_id(struct nl_msg
*msg
, struct i802_bss
*bss
)
597 if (bss
->wdev_id_set
)
598 NLA_PUT_U64(msg
, NL80211_ATTR_WDEV
, bss
->wdev_id
);
600 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, bss
->ifindex
);
608 static int family_handler(struct nl_msg
*msg
, void *arg
)
610 struct family_data
*res
= arg
;
611 struct nlattr
*tb
[CTRL_ATTR_MAX
+ 1];
612 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
613 struct nlattr
*mcgrp
;
616 nla_parse(tb
, CTRL_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
617 genlmsg_attrlen(gnlh
, 0), NULL
);
618 if (!tb
[CTRL_ATTR_MCAST_GROUPS
])
621 nla_for_each_nested(mcgrp
, tb
[CTRL_ATTR_MCAST_GROUPS
], i
) {
622 struct nlattr
*tb2
[CTRL_ATTR_MCAST_GRP_MAX
+ 1];
623 nla_parse(tb2
, CTRL_ATTR_MCAST_GRP_MAX
, nla_data(mcgrp
),
624 nla_len(mcgrp
), NULL
);
625 if (!tb2
[CTRL_ATTR_MCAST_GRP_NAME
] ||
626 !tb2
[CTRL_ATTR_MCAST_GRP_ID
] ||
627 os_strncmp(nla_data(tb2
[CTRL_ATTR_MCAST_GRP_NAME
]),
629 nla_len(tb2
[CTRL_ATTR_MCAST_GRP_NAME
])) != 0)
631 res
->id
= nla_get_u32(tb2
[CTRL_ATTR_MCAST_GRP_ID
]);
639 static int nl_get_multicast_id(struct nl80211_global
*global
,
640 const char *family
, const char *group
)
644 struct family_data res
= { group
, -ENOENT
};
649 genlmsg_put(msg
, 0, 0, genl_ctrl_resolve(global
->nl
, "nlctrl"),
650 0, 0, CTRL_CMD_GETFAMILY
, 0);
651 NLA_PUT_STRING(msg
, CTRL_ATTR_FAMILY_NAME
, family
);
653 ret
= send_and_recv_msgs_global(global
, msg
, family_handler
, &res
);
664 static void * nl80211_cmd(struct wpa_driver_nl80211_data
*drv
,
665 struct nl_msg
*msg
, int flags
, uint8_t cmd
)
667 return genlmsg_put(msg
, 0, 0, drv
->global
->nl80211_id
,
672 struct wiphy_idx_data
{
674 enum nl80211_iftype nlmode
;
679 static int netdev_info_handler(struct nl_msg
*msg
, void *arg
)
681 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
682 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
683 struct wiphy_idx_data
*info
= arg
;
685 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
686 genlmsg_attrlen(gnlh
, 0), NULL
);
688 if (tb
[NL80211_ATTR_WIPHY
])
689 info
->wiphy_idx
= nla_get_u32(tb
[NL80211_ATTR_WIPHY
]);
691 if (tb
[NL80211_ATTR_IFTYPE
])
692 info
->nlmode
= nla_get_u32(tb
[NL80211_ATTR_IFTYPE
]);
694 if (tb
[NL80211_ATTR_MAC
] && info
->macaddr
)
695 os_memcpy(info
->macaddr
, nla_data(tb
[NL80211_ATTR_MAC
]),
702 static int nl80211_get_wiphy_index(struct i802_bss
*bss
)
705 struct wiphy_idx_data data
= {
712 return NL80211_IFTYPE_UNSPECIFIED
;
714 nl80211_cmd(bss
->drv
, msg
, 0, NL80211_CMD_GET_INTERFACE
);
716 if (nl80211_set_iface_id(msg
, bss
) < 0)
717 goto nla_put_failure
;
719 if (send_and_recv_msgs(bss
->drv
, msg
, netdev_info_handler
, &data
) == 0)
720 return data
.wiphy_idx
;
728 static enum nl80211_iftype
nl80211_get_ifmode(struct i802_bss
*bss
)
731 struct wiphy_idx_data data
= {
732 .nlmode
= NL80211_IFTYPE_UNSPECIFIED
,
740 nl80211_cmd(bss
->drv
, msg
, 0, NL80211_CMD_GET_INTERFACE
);
742 if (nl80211_set_iface_id(msg
, bss
) < 0)
743 goto nla_put_failure
;
745 if (send_and_recv_msgs(bss
->drv
, msg
, netdev_info_handler
, &data
) == 0)
750 return NL80211_IFTYPE_UNSPECIFIED
;
755 static int nl80211_get_macaddr(struct i802_bss
*bss
)
758 struct wiphy_idx_data data
= {
759 .macaddr
= bss
->addr
,
764 return NL80211_IFTYPE_UNSPECIFIED
;
766 nl80211_cmd(bss
->drv
, msg
, 0, NL80211_CMD_GET_INTERFACE
);
767 if (nl80211_set_iface_id(msg
, bss
) < 0)
768 goto nla_put_failure
;
770 return send_and_recv_msgs(bss
->drv
, msg
, netdev_info_handler
, &data
);
774 return NL80211_IFTYPE_UNSPECIFIED
;
779 static int nl80211_register_beacons(struct wpa_driver_nl80211_data
*drv
,
780 struct nl80211_wiphy_data
*w
)
789 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_REGISTER_BEACONS
);
791 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY
, w
->wiphy_idx
);
793 ret
= send_and_recv(drv
->global
, w
->nl_beacons
, msg
, NULL
, NULL
);
796 wpa_printf(MSG_DEBUG
, "nl80211: Register beacons command "
797 "failed: ret=%d (%s)",
798 ret
, strerror(-ret
));
799 goto nla_put_failure
;
808 static void nl80211_recv_beacons(int sock
, void *eloop_ctx
, void *handle
)
810 struct nl80211_wiphy_data
*w
= eloop_ctx
;
812 wpa_printf(MSG_EXCESSIVE
, "nl80211: Beacon event message available");
814 nl_recvmsgs(handle
, w
->nl_cb
);
818 static int process_beacon_event(struct nl_msg
*msg
, void *arg
)
820 struct nl80211_wiphy_data
*w
= arg
;
821 struct wpa_driver_nl80211_data
*drv
;
822 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
823 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
824 union wpa_event_data event
;
826 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
827 genlmsg_attrlen(gnlh
, 0), NULL
);
829 if (gnlh
->cmd
!= NL80211_CMD_FRAME
) {
830 wpa_printf(MSG_DEBUG
, "nl80211: Unexpected beacon event? (%d)",
835 if (!tb
[NL80211_ATTR_FRAME
])
838 dl_list_for_each(drv
, &w
->drvs
, struct wpa_driver_nl80211_data
,
840 os_memset(&event
, 0, sizeof(event
));
841 event
.rx_mgmt
.frame
= nla_data(tb
[NL80211_ATTR_FRAME
]);
842 event
.rx_mgmt
.frame_len
= nla_len(tb
[NL80211_ATTR_FRAME
]);
843 wpa_supplicant_event(drv
->ctx
, EVENT_RX_MGMT
, &event
);
850 static struct nl80211_wiphy_data
*
851 nl80211_get_wiphy_data_ap(struct i802_bss
*bss
)
853 static DEFINE_DL_LIST(nl80211_wiphys
);
854 struct nl80211_wiphy_data
*w
;
855 int wiphy_idx
, found
= 0;
856 struct i802_bss
*tmp_bss
;
858 if (bss
->wiphy_data
!= NULL
)
859 return bss
->wiphy_data
;
861 wiphy_idx
= nl80211_get_wiphy_index(bss
);
863 dl_list_for_each(w
, &nl80211_wiphys
, struct nl80211_wiphy_data
, list
) {
864 if (w
->wiphy_idx
== wiphy_idx
)
869 w
= os_zalloc(sizeof(*w
));
872 w
->wiphy_idx
= wiphy_idx
;
873 dl_list_init(&w
->bsss
);
874 dl_list_init(&w
->drvs
);
876 w
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
881 nl_cb_set(w
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
, no_seq_check
, NULL
);
882 nl_cb_set(w
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
, process_beacon_event
,
885 w
->nl_beacons
= nl_create_handle(bss
->drv
->global
->nl_cb
,
887 if (w
->nl_beacons
== NULL
) {
892 if (nl80211_register_beacons(bss
->drv
, w
)) {
893 nl_destroy_handles(&w
->nl_beacons
);
898 eloop_register_read_sock(nl_socket_get_fd(w
->nl_beacons
),
899 nl80211_recv_beacons
, w
, w
->nl_beacons
);
901 dl_list_add(&nl80211_wiphys
, &w
->list
);
904 /* drv entry for this bss already there? */
905 dl_list_for_each(tmp_bss
, &w
->bsss
, struct i802_bss
, wiphy_list
) {
906 if (tmp_bss
->drv
== bss
->drv
) {
913 dl_list_add(&w
->drvs
, &bss
->drv
->wiphy_list
);
915 dl_list_add(&w
->bsss
, &bss
->wiphy_list
);
921 static void nl80211_put_wiphy_data_ap(struct i802_bss
*bss
)
923 struct nl80211_wiphy_data
*w
= bss
->wiphy_data
;
924 struct i802_bss
*tmp_bss
;
929 bss
->wiphy_data
= NULL
;
930 dl_list_del(&bss
->wiphy_list
);
932 /* still any for this drv present? */
933 dl_list_for_each(tmp_bss
, &w
->bsss
, struct i802_bss
, wiphy_list
) {
934 if (tmp_bss
->drv
== bss
->drv
) {
939 /* if not remove it */
941 dl_list_del(&bss
->drv
->wiphy_list
);
943 if (!dl_list_empty(&w
->bsss
))
946 eloop_unregister_read_sock(nl_socket_get_fd(w
->nl_beacons
));
949 nl_destroy_handles(&w
->nl_beacons
);
950 dl_list_del(&w
->list
);
955 static int wpa_driver_nl80211_get_bssid(void *priv
, u8
*bssid
)
957 struct i802_bss
*bss
= priv
;
958 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
959 if (!drv
->associated
)
961 os_memcpy(bssid
, drv
->bssid
, ETH_ALEN
);
966 static int wpa_driver_nl80211_get_ssid(void *priv
, u8
*ssid
)
968 struct i802_bss
*bss
= priv
;
969 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
970 if (!drv
->associated
)
972 os_memcpy(ssid
, drv
->ssid
, drv
->ssid_len
);
973 return drv
->ssid_len
;
977 static void wpa_driver_nl80211_event_link(struct wpa_driver_nl80211_data
*drv
,
978 char *buf
, size_t len
, int del
)
980 union wpa_event_data event
;
982 os_memset(&event
, 0, sizeof(event
));
983 if (len
> sizeof(event
.interface_status
.ifname
))
984 len
= sizeof(event
.interface_status
.ifname
) - 1;
985 os_memcpy(event
.interface_status
.ifname
, buf
, len
);
986 event
.interface_status
.ievent
= del
? EVENT_INTERFACE_REMOVED
:
987 EVENT_INTERFACE_ADDED
;
989 wpa_printf(MSG_DEBUG
, "RTM_%sLINK, IFLA_IFNAME: Interface '%s' %s",
991 event
.interface_status
.ifname
,
992 del
? "removed" : "added");
994 if (os_strcmp(drv
->first_bss
.ifname
, event
.interface_status
.ifname
) == 0) {
996 if (drv
->if_removed
) {
997 wpa_printf(MSG_DEBUG
, "nl80211: if_removed "
998 "already set - ignore event");
1001 drv
->if_removed
= 1;
1003 if (if_nametoindex(drv
->first_bss
.ifname
) == 0) {
1004 wpa_printf(MSG_DEBUG
, "nl80211: Interface %s "
1005 "does not exist - ignore "
1007 drv
->first_bss
.ifname
);
1010 if (!drv
->if_removed
) {
1011 wpa_printf(MSG_DEBUG
, "nl80211: if_removed "
1012 "already cleared - ignore event");
1015 drv
->if_removed
= 0;
1019 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_STATUS
, &event
);
1023 static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data
*drv
,
1024 u8
*buf
, size_t len
)
1026 int attrlen
, rta_len
;
1027 struct rtattr
*attr
;
1030 attr
= (struct rtattr
*) buf
;
1032 rta_len
= RTA_ALIGN(sizeof(struct rtattr
));
1033 while (RTA_OK(attr
, attrlen
)) {
1034 if (attr
->rta_type
== IFLA_IFNAME
) {
1035 if (os_strcmp(((char *) attr
) + rta_len
, drv
->first_bss
.ifname
)
1041 attr
= RTA_NEXT(attr
, attrlen
);
1048 static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data
*drv
,
1049 int ifindex
, u8
*buf
, size_t len
)
1051 if (drv
->ifindex
== ifindex
)
1054 if (drv
->if_removed
&& wpa_driver_nl80211_own_ifname(drv
, buf
, len
)) {
1055 wpa_printf(MSG_DEBUG
, "nl80211: Update ifindex for a removed "
1057 wpa_driver_nl80211_finish_drv_init(drv
);
1065 static struct wpa_driver_nl80211_data
*
1066 nl80211_find_drv(struct nl80211_global
*global
, int idx
, u8
*buf
, size_t len
)
1068 struct wpa_driver_nl80211_data
*drv
;
1069 dl_list_for_each(drv
, &global
->interfaces
,
1070 struct wpa_driver_nl80211_data
, list
) {
1071 if (wpa_driver_nl80211_own_ifindex(drv
, idx
, buf
, len
) ||
1072 have_ifidx(drv
, idx
))
1079 static void wpa_driver_nl80211_event_rtm_newlink(void *ctx
,
1080 struct ifinfomsg
*ifi
,
1081 u8
*buf
, size_t len
)
1083 struct nl80211_global
*global
= ctx
;
1084 struct wpa_driver_nl80211_data
*drv
;
1085 int attrlen
, rta_len
;
1086 struct rtattr
*attr
;
1088 char namebuf
[IFNAMSIZ
];
1090 drv
= nl80211_find_drv(global
, ifi
->ifi_index
, buf
, len
);
1092 wpa_printf(MSG_DEBUG
, "nl80211: Ignore event for foreign "
1093 "ifindex %d", ifi
->ifi_index
);
1097 wpa_printf(MSG_DEBUG
, "RTM_NEWLINK: operstate=%d ifi_flags=0x%x "
1099 drv
->operstate
, ifi
->ifi_flags
,
1100 (ifi
->ifi_flags
& IFF_UP
) ? "[UP]" : "",
1101 (ifi
->ifi_flags
& IFF_RUNNING
) ? "[RUNNING]" : "",
1102 (ifi
->ifi_flags
& IFF_LOWER_UP
) ? "[LOWER_UP]" : "",
1103 (ifi
->ifi_flags
& IFF_DORMANT
) ? "[DORMANT]" : "");
1105 if (!drv
->if_disabled
&& !(ifi
->ifi_flags
& IFF_UP
)) {
1106 if (if_indextoname(ifi
->ifi_index
, namebuf
) &&
1107 linux_iface_up(drv
->global
->ioctl_sock
,
1108 drv
->first_bss
.ifname
) > 0) {
1109 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface down "
1110 "event since interface %s is up", namebuf
);
1113 wpa_printf(MSG_DEBUG
, "nl80211: Interface down");
1114 if (drv
->ignore_if_down_event
) {
1115 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface down "
1116 "event generated by mode change");
1117 drv
->ignore_if_down_event
= 0;
1119 drv
->if_disabled
= 1;
1120 wpa_supplicant_event(drv
->ctx
,
1121 EVENT_INTERFACE_DISABLED
, NULL
);
1125 if (drv
->if_disabled
&& (ifi
->ifi_flags
& IFF_UP
)) {
1126 if (if_indextoname(ifi
->ifi_index
, namebuf
) &&
1127 linux_iface_up(drv
->global
->ioctl_sock
,
1128 drv
->first_bss
.ifname
) == 0) {
1129 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface up "
1130 "event since interface %s is down",
1132 } else if (if_nametoindex(drv
->first_bss
.ifname
) == 0) {
1133 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface up "
1134 "event since interface %s does not exist",
1135 drv
->first_bss
.ifname
);
1136 } else if (drv
->if_removed
) {
1137 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface up "
1138 "event since interface %s is marked "
1139 "removed", drv
->first_bss
.ifname
);
1141 wpa_printf(MSG_DEBUG
, "nl80211: Interface up");
1142 drv
->if_disabled
= 0;
1143 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_ENABLED
,
1149 * Some drivers send the association event before the operup event--in
1150 * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
1151 * fails. This will hit us when wpa_supplicant does not need to do
1152 * IEEE 802.1X authentication
1154 if (drv
->operstate
== 1 &&
1155 (ifi
->ifi_flags
& (IFF_LOWER_UP
| IFF_DORMANT
)) == IFF_LOWER_UP
&&
1156 !(ifi
->ifi_flags
& IFF_RUNNING
))
1157 netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
,
1161 attr
= (struct rtattr
*) buf
;
1162 rta_len
= RTA_ALIGN(sizeof(struct rtattr
));
1163 while (RTA_OK(attr
, attrlen
)) {
1164 if (attr
->rta_type
== IFLA_IFNAME
) {
1165 wpa_driver_nl80211_event_link(
1167 ((char *) attr
) + rta_len
,
1168 attr
->rta_len
- rta_len
, 0);
1169 } else if (attr
->rta_type
== IFLA_MASTER
)
1170 brid
= nla_get_u32((struct nlattr
*) attr
);
1171 attr
= RTA_NEXT(attr
, attrlen
);
1174 if (ifi
->ifi_family
== AF_BRIDGE
&& brid
) {
1175 /* device has been added to bridge */
1176 if_indextoname(brid
, namebuf
);
1177 wpa_printf(MSG_DEBUG
, "nl80211: Add ifindex %u for bridge %s",
1179 add_ifidx(drv
, brid
);
1184 static void wpa_driver_nl80211_event_rtm_dellink(void *ctx
,
1185 struct ifinfomsg
*ifi
,
1186 u8
*buf
, size_t len
)
1188 struct nl80211_global
*global
= ctx
;
1189 struct wpa_driver_nl80211_data
*drv
;
1190 int attrlen
, rta_len
;
1191 struct rtattr
*attr
;
1194 drv
= nl80211_find_drv(global
, ifi
->ifi_index
, buf
, len
);
1196 wpa_printf(MSG_DEBUG
, "nl80211: Ignore dellink event for "
1197 "foreign ifindex %d", ifi
->ifi_index
);
1202 attr
= (struct rtattr
*) buf
;
1204 rta_len
= RTA_ALIGN(sizeof(struct rtattr
));
1205 while (RTA_OK(attr
, attrlen
)) {
1206 if (attr
->rta_type
== IFLA_IFNAME
) {
1207 wpa_driver_nl80211_event_link(
1209 ((char *) attr
) + rta_len
,
1210 attr
->rta_len
- rta_len
, 1);
1211 } else if (attr
->rta_type
== IFLA_MASTER
)
1212 brid
= nla_get_u32((struct nlattr
*) attr
);
1213 attr
= RTA_NEXT(attr
, attrlen
);
1216 if (ifi
->ifi_family
== AF_BRIDGE
&& brid
) {
1217 /* device has been removed from bridge */
1218 char namebuf
[IFNAMSIZ
];
1219 if_indextoname(brid
, namebuf
);
1220 wpa_printf(MSG_DEBUG
, "nl80211: Remove ifindex %u for bridge "
1221 "%s", brid
, namebuf
);
1222 del_ifidx(drv
, brid
);
1227 static void mlme_event_auth(struct wpa_driver_nl80211_data
*drv
,
1228 const u8
*frame
, size_t len
)
1230 const struct ieee80211_mgmt
*mgmt
;
1231 union wpa_event_data event
;
1233 wpa_printf(MSG_DEBUG
, "nl80211: Authenticate event");
1234 mgmt
= (const struct ieee80211_mgmt
*) frame
;
1235 if (len
< 24 + sizeof(mgmt
->u
.auth
)) {
1236 wpa_printf(MSG_DEBUG
, "nl80211: Too short association event "
1241 os_memcpy(drv
->auth_bssid
, mgmt
->sa
, ETH_ALEN
);
1242 os_memset(drv
->auth_attempt_bssid
, 0, ETH_ALEN
);
1243 os_memset(&event
, 0, sizeof(event
));
1244 os_memcpy(event
.auth
.peer
, mgmt
->sa
, ETH_ALEN
);
1245 event
.auth
.auth_type
= le_to_host16(mgmt
->u
.auth
.auth_alg
);
1246 event
.auth
.auth_transaction
=
1247 le_to_host16(mgmt
->u
.auth
.auth_transaction
);
1248 event
.auth
.status_code
= le_to_host16(mgmt
->u
.auth
.status_code
);
1249 if (len
> 24 + sizeof(mgmt
->u
.auth
)) {
1250 event
.auth
.ies
= mgmt
->u
.auth
.variable
;
1251 event
.auth
.ies_len
= len
- 24 - sizeof(mgmt
->u
.auth
);
1254 wpa_supplicant_event(drv
->ctx
, EVENT_AUTH
, &event
);
1258 static unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data
*drv
)
1262 struct nl80211_bss_info_arg arg
;
1264 os_memset(&arg
, 0, sizeof(arg
));
1265 msg
= nlmsg_alloc();
1267 goto nla_put_failure
;
1269 nl80211_cmd(drv
, msg
, NLM_F_DUMP
, NL80211_CMD_GET_SCAN
);
1270 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
1273 ret
= send_and_recv_msgs(drv
, msg
, bss_info_handler
, &arg
);
1276 wpa_printf(MSG_DEBUG
, "nl80211: Operating frequency for the "
1277 "associated BSS from scan results: %u MHz",
1279 return arg
.assoc_freq
? arg
.assoc_freq
: drv
->assoc_freq
;
1281 wpa_printf(MSG_DEBUG
, "nl80211: Scan result fetch failed: ret=%d "
1282 "(%s)", ret
, strerror(-ret
));
1285 return drv
->assoc_freq
;
1289 static void mlme_event_assoc(struct wpa_driver_nl80211_data
*drv
,
1290 const u8
*frame
, size_t len
)
1292 const struct ieee80211_mgmt
*mgmt
;
1293 union wpa_event_data event
;
1296 wpa_printf(MSG_DEBUG
, "nl80211: Associate event");
1297 mgmt
= (const struct ieee80211_mgmt
*) frame
;
1298 if (len
< 24 + sizeof(mgmt
->u
.assoc_resp
)) {
1299 wpa_printf(MSG_DEBUG
, "nl80211: Too short association event "
1304 status
= le_to_host16(mgmt
->u
.assoc_resp
.status_code
);
1305 if (status
!= WLAN_STATUS_SUCCESS
) {
1306 os_memset(&event
, 0, sizeof(event
));
1307 event
.assoc_reject
.bssid
= mgmt
->bssid
;
1308 if (len
> 24 + sizeof(mgmt
->u
.assoc_resp
)) {
1309 event
.assoc_reject
.resp_ies
=
1310 (u8
*) mgmt
->u
.assoc_resp
.variable
;
1311 event
.assoc_reject
.resp_ies_len
=
1312 len
- 24 - sizeof(mgmt
->u
.assoc_resp
);
1314 event
.assoc_reject
.status_code
= status
;
1316 wpa_supplicant_event(drv
->ctx
, EVENT_ASSOC_REJECT
, &event
);
1320 drv
->associated
= 1;
1321 os_memcpy(drv
->bssid
, mgmt
->sa
, ETH_ALEN
);
1322 os_memcpy(drv
->prev_bssid
, mgmt
->sa
, ETH_ALEN
);
1324 os_memset(&event
, 0, sizeof(event
));
1325 if (len
> 24 + sizeof(mgmt
->u
.assoc_resp
)) {
1326 event
.assoc_info
.resp_ies
= (u8
*) mgmt
->u
.assoc_resp
.variable
;
1327 event
.assoc_info
.resp_ies_len
=
1328 len
- 24 - sizeof(mgmt
->u
.assoc_resp
);
1331 event
.assoc_info
.freq
= drv
->assoc_freq
;
1333 wpa_supplicant_event(drv
->ctx
, EVENT_ASSOC
, &event
);
1337 static void mlme_event_connect(struct wpa_driver_nl80211_data
*drv
,
1338 enum nl80211_commands cmd
, struct nlattr
*status
,
1339 struct nlattr
*addr
, struct nlattr
*req_ie
,
1340 struct nlattr
*resp_ie
)
1342 union wpa_event_data event
;
1344 if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
) {
1346 * Avoid reporting two association events that would confuse
1349 wpa_printf(MSG_DEBUG
, "nl80211: Ignore connect event (cmd=%d) "
1350 "when using userspace SME", cmd
);
1354 if (cmd
== NL80211_CMD_CONNECT
)
1355 wpa_printf(MSG_DEBUG
, "nl80211: Connect event");
1356 else if (cmd
== NL80211_CMD_ROAM
)
1357 wpa_printf(MSG_DEBUG
, "nl80211: Roam event");
1359 os_memset(&event
, 0, sizeof(event
));
1360 if (cmd
== NL80211_CMD_CONNECT
&&
1361 nla_get_u16(status
) != WLAN_STATUS_SUCCESS
) {
1363 event
.assoc_reject
.bssid
= nla_data(addr
);
1365 event
.assoc_reject
.resp_ies
= nla_data(resp_ie
);
1366 event
.assoc_reject
.resp_ies_len
= nla_len(resp_ie
);
1368 event
.assoc_reject
.status_code
= nla_get_u16(status
);
1369 wpa_supplicant_event(drv
->ctx
, EVENT_ASSOC_REJECT
, &event
);
1373 drv
->associated
= 1;
1375 os_memcpy(drv
->bssid
, nla_data(addr
), ETH_ALEN
);
1376 os_memcpy(drv
->prev_bssid
, drv
->bssid
, ETH_ALEN
);
1380 event
.assoc_info
.req_ies
= nla_data(req_ie
);
1381 event
.assoc_info
.req_ies_len
= nla_len(req_ie
);
1384 event
.assoc_info
.resp_ies
= nla_data(resp_ie
);
1385 event
.assoc_info
.resp_ies_len
= nla_len(resp_ie
);
1388 event
.assoc_info
.freq
= nl80211_get_assoc_freq(drv
);
1390 wpa_supplicant_event(drv
->ctx
, EVENT_ASSOC
, &event
);
1394 static void mlme_event_disconnect(struct wpa_driver_nl80211_data
*drv
,
1395 struct nlattr
*reason
, struct nlattr
*addr
,
1396 struct nlattr
*by_ap
)
1398 union wpa_event_data data
;
1399 unsigned int locally_generated
= by_ap
== NULL
;
1401 if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
) {
1403 * Avoid reporting two disassociation events that could
1404 * confuse the core code.
1406 wpa_printf(MSG_DEBUG
, "nl80211: Ignore disconnect "
1407 "event when using userspace SME");
1411 if (drv
->ignore_next_local_disconnect
) {
1412 drv
->ignore_next_local_disconnect
= 0;
1413 if (locally_generated
) {
1414 wpa_printf(MSG_DEBUG
, "nl80211: Ignore disconnect "
1415 "event triggered during reassociation");
1418 wpa_printf(MSG_WARNING
, "nl80211: Was expecting local "
1419 "disconnect but got another disconnect "
1423 wpa_printf(MSG_DEBUG
, "nl80211: Disconnect event");
1424 nl80211_mark_disconnected(drv
);
1425 os_memset(&data
, 0, sizeof(data
));
1427 data
.deauth_info
.reason_code
= nla_get_u16(reason
);
1428 data
.deauth_info
.locally_generated
= by_ap
== NULL
;
1429 wpa_supplicant_event(drv
->ctx
, EVENT_DEAUTH
, &data
);
1433 static void mlme_event_ch_switch(struct wpa_driver_nl80211_data
*drv
,
1434 struct nlattr
*freq
, struct nlattr
*type
)
1436 union wpa_event_data data
;
1438 int chan_offset
= 0;
1440 wpa_printf(MSG_DEBUG
, "nl80211: Channel switch event");
1445 switch (nla_get_u32(type
)) {
1446 case NL80211_CHAN_NO_HT
:
1449 case NL80211_CHAN_HT20
:
1451 case NL80211_CHAN_HT40PLUS
:
1454 case NL80211_CHAN_HT40MINUS
:
1459 data
.ch_switch
.freq
= nla_get_u32(freq
);
1460 data
.ch_switch
.ht_enabled
= ht_enabled
;
1461 data
.ch_switch
.ch_offset
= chan_offset
;
1463 wpa_supplicant_event(drv
->ctx
, EVENT_CH_SWITCH
, &data
);
1467 static void mlme_timeout_event(struct wpa_driver_nl80211_data
*drv
,
1468 enum nl80211_commands cmd
, struct nlattr
*addr
)
1470 union wpa_event_data event
;
1471 enum wpa_event_type ev
;
1473 if (nla_len(addr
) != ETH_ALEN
)
1476 wpa_printf(MSG_DEBUG
, "nl80211: MLME event %d; timeout with " MACSTR
,
1477 cmd
, MAC2STR((u8
*) nla_data(addr
)));
1479 if (cmd
== NL80211_CMD_AUTHENTICATE
)
1480 ev
= EVENT_AUTH_TIMED_OUT
;
1481 else if (cmd
== NL80211_CMD_ASSOCIATE
)
1482 ev
= EVENT_ASSOC_TIMED_OUT
;
1486 os_memset(&event
, 0, sizeof(event
));
1487 os_memcpy(event
.timeout_event
.addr
, nla_data(addr
), ETH_ALEN
);
1488 wpa_supplicant_event(drv
->ctx
, ev
, &event
);
1492 static void mlme_event_mgmt(struct wpa_driver_nl80211_data
*drv
,
1493 struct nlattr
*freq
, struct nlattr
*sig
,
1494 const u8
*frame
, size_t len
)
1496 const struct ieee80211_mgmt
*mgmt
;
1497 union wpa_event_data event
;
1501 wpa_printf(MSG_MSGDUMP
, "nl80211: Frame event");
1502 mgmt
= (const struct ieee80211_mgmt
*) frame
;
1504 wpa_printf(MSG_DEBUG
, "nl80211: Too short action frame");
1508 fc
= le_to_host16(mgmt
->frame_control
);
1509 stype
= WLAN_FC_GET_STYPE(fc
);
1512 ssi_signal
= (s32
) nla_get_u32(sig
);
1514 os_memset(&event
, 0, sizeof(event
));
1516 event
.rx_action
.freq
= nla_get_u32(freq
);
1517 drv
->last_mgmt_freq
= event
.rx_action
.freq
;
1519 if (stype
== WLAN_FC_STYPE_ACTION
) {
1520 event
.rx_action
.da
= mgmt
->da
;
1521 event
.rx_action
.sa
= mgmt
->sa
;
1522 event
.rx_action
.bssid
= mgmt
->bssid
;
1523 event
.rx_action
.category
= mgmt
->u
.action
.category
;
1524 event
.rx_action
.data
= &mgmt
->u
.action
.category
+ 1;
1525 event
.rx_action
.len
= frame
+ len
- event
.rx_action
.data
;
1526 wpa_supplicant_event(drv
->ctx
, EVENT_RX_ACTION
, &event
);
1528 event
.rx_mgmt
.frame
= frame
;
1529 event
.rx_mgmt
.frame_len
= len
;
1530 event
.rx_mgmt
.ssi_signal
= ssi_signal
;
1531 wpa_supplicant_event(drv
->ctx
, EVENT_RX_MGMT
, &event
);
1536 static void mlme_event_mgmt_tx_status(struct wpa_driver_nl80211_data
*drv
,
1537 struct nlattr
*cookie
, const u8
*frame
,
1538 size_t len
, struct nlattr
*ack
)
1540 union wpa_event_data event
;
1541 const struct ieee80211_hdr
*hdr
;
1544 wpa_printf(MSG_DEBUG
, "nl80211: Frame TX status event");
1545 if (!is_ap_interface(drv
->nlmode
)) {
1551 cookie_val
= nla_get_u64(cookie
);
1552 wpa_printf(MSG_DEBUG
, "nl80211: Action TX status:"
1553 " cookie=0%llx%s (ack=%d)",
1554 (long long unsigned int) cookie_val
,
1555 cookie_val
== drv
->send_action_cookie
?
1556 " (match)" : " (unknown)", ack
!= NULL
);
1557 if (cookie_val
!= drv
->send_action_cookie
)
1561 hdr
= (const struct ieee80211_hdr
*) frame
;
1562 fc
= le_to_host16(hdr
->frame_control
);
1564 os_memset(&event
, 0, sizeof(event
));
1565 event
.tx_status
.type
= WLAN_FC_GET_TYPE(fc
);
1566 event
.tx_status
.stype
= WLAN_FC_GET_STYPE(fc
);
1567 event
.tx_status
.dst
= hdr
->addr1
;
1568 event
.tx_status
.data
= frame
;
1569 event
.tx_status
.data_len
= len
;
1570 event
.tx_status
.ack
= ack
!= NULL
;
1571 wpa_supplicant_event(drv
->ctx
, EVENT_TX_STATUS
, &event
);
1575 static void mlme_event_deauth_disassoc(struct wpa_driver_nl80211_data
*drv
,
1576 enum wpa_event_type type
,
1577 const u8
*frame
, size_t len
)
1579 const struct ieee80211_mgmt
*mgmt
;
1580 union wpa_event_data event
;
1581 const u8
*bssid
= NULL
;
1582 u16 reason_code
= 0;
1584 if (type
== EVENT_DEAUTH
)
1585 wpa_printf(MSG_DEBUG
, "nl80211: Deauthenticate event");
1587 wpa_printf(MSG_DEBUG
, "nl80211: Disassociate event");
1589 mgmt
= (const struct ieee80211_mgmt
*) frame
;
1591 bssid
= mgmt
->bssid
;
1593 if ((drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
) &&
1595 os_memcmp(bssid
, drv
->auth_bssid
, ETH_ALEN
) != 0 &&
1596 os_memcmp(bssid
, drv
->auth_attempt_bssid
, ETH_ALEN
) != 0 &&
1597 os_memcmp(bssid
, drv
->prev_bssid
, ETH_ALEN
) == 0) {
1599 * Avoid issues with some roaming cases where
1600 * disconnection event for the old AP may show up after
1601 * we have started connection with the new AP.
1603 wpa_printf(MSG_DEBUG
, "nl80211: Ignore deauth/disassoc event from old AP " MACSTR
" when already authenticating with " MACSTR
,
1605 MAC2STR(drv
->auth_attempt_bssid
));
1609 if (drv
->associated
!= 0 &&
1610 os_memcmp(bssid
, drv
->bssid
, ETH_ALEN
) != 0 &&
1611 os_memcmp(bssid
, drv
->auth_bssid
, ETH_ALEN
) != 0) {
1613 * We have presumably received this deauth as a
1614 * response to a clear_state_mismatch() outgoing
1615 * deauth. Don't let it take us offline!
1617 wpa_printf(MSG_DEBUG
, "nl80211: Deauth received "
1618 "from Unknown BSSID " MACSTR
" -- ignoring",
1624 nl80211_mark_disconnected(drv
);
1625 os_memset(&event
, 0, sizeof(event
));
1627 /* Note: Same offset for Reason Code in both frame subtypes */
1628 if (len
>= 24 + sizeof(mgmt
->u
.deauth
))
1629 reason_code
= le_to_host16(mgmt
->u
.deauth
.reason_code
);
1631 if (type
== EVENT_DISASSOC
) {
1632 event
.disassoc_info
.locally_generated
=
1633 !os_memcmp(mgmt
->sa
, drv
->first_bss
.addr
, ETH_ALEN
);
1634 event
.disassoc_info
.addr
= bssid
;
1635 event
.disassoc_info
.reason_code
= reason_code
;
1636 if (frame
+ len
> mgmt
->u
.disassoc
.variable
) {
1637 event
.disassoc_info
.ie
= mgmt
->u
.disassoc
.variable
;
1638 event
.disassoc_info
.ie_len
= frame
+ len
-
1639 mgmt
->u
.disassoc
.variable
;
1642 event
.deauth_info
.locally_generated
=
1643 !os_memcmp(mgmt
->sa
, drv
->first_bss
.addr
, ETH_ALEN
);
1644 event
.deauth_info
.addr
= bssid
;
1645 event
.deauth_info
.reason_code
= reason_code
;
1646 if (frame
+ len
> mgmt
->u
.deauth
.variable
) {
1647 event
.deauth_info
.ie
= mgmt
->u
.deauth
.variable
;
1648 event
.deauth_info
.ie_len
= frame
+ len
-
1649 mgmt
->u
.deauth
.variable
;
1653 wpa_supplicant_event(drv
->ctx
, type
, &event
);
1657 static void mlme_event_unprot_disconnect(struct wpa_driver_nl80211_data
*drv
,
1658 enum wpa_event_type type
,
1659 const u8
*frame
, size_t len
)
1661 const struct ieee80211_mgmt
*mgmt
;
1662 union wpa_event_data event
;
1663 u16 reason_code
= 0;
1665 if (type
== EVENT_UNPROT_DEAUTH
)
1666 wpa_printf(MSG_DEBUG
, "nl80211: Unprot Deauthenticate event");
1668 wpa_printf(MSG_DEBUG
, "nl80211: Unprot Disassociate event");
1673 mgmt
= (const struct ieee80211_mgmt
*) frame
;
1675 os_memset(&event
, 0, sizeof(event
));
1676 /* Note: Same offset for Reason Code in both frame subtypes */
1677 if (len
>= 24 + sizeof(mgmt
->u
.deauth
))
1678 reason_code
= le_to_host16(mgmt
->u
.deauth
.reason_code
);
1680 if (type
== EVENT_UNPROT_DISASSOC
) {
1681 event
.unprot_disassoc
.sa
= mgmt
->sa
;
1682 event
.unprot_disassoc
.da
= mgmt
->da
;
1683 event
.unprot_disassoc
.reason_code
= reason_code
;
1685 event
.unprot_deauth
.sa
= mgmt
->sa
;
1686 event
.unprot_deauth
.da
= mgmt
->da
;
1687 event
.unprot_deauth
.reason_code
= reason_code
;
1690 wpa_supplicant_event(drv
->ctx
, type
, &event
);
1694 static void mlme_event(struct i802_bss
*bss
,
1695 enum nl80211_commands cmd
, struct nlattr
*frame
,
1696 struct nlattr
*addr
, struct nlattr
*timed_out
,
1697 struct nlattr
*freq
, struct nlattr
*ack
,
1698 struct nlattr
*cookie
, struct nlattr
*sig
)
1700 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
1704 if (timed_out
&& addr
) {
1705 mlme_timeout_event(drv
, cmd
, addr
);
1709 if (frame
== NULL
) {
1710 wpa_printf(MSG_DEBUG
,
1711 "nl80211: MLME event %d (%s) without frame data",
1712 cmd
, nl80211_command_to_string(cmd
));
1716 data
= nla_data(frame
);
1717 len
= nla_len(frame
);
1718 if (len
< 4 + 2 * ETH_ALEN
) {
1719 wpa_printf(MSG_MSGDUMP
, "nl80211: MLME event %d (%s) on %s("
1720 MACSTR
") - too short",
1721 cmd
, nl80211_command_to_string(cmd
), bss
->ifname
,
1722 MAC2STR(bss
->addr
));
1725 wpa_printf(MSG_MSGDUMP
, "nl80211: MLME event %d (%s) on %s(" MACSTR
1726 ") A1=" MACSTR
" A2=" MACSTR
, cmd
,
1727 nl80211_command_to_string(cmd
), bss
->ifname
,
1728 MAC2STR(bss
->addr
), MAC2STR(data
+ 4),
1729 MAC2STR(data
+ 4 + ETH_ALEN
));
1730 if (cmd
!= NL80211_CMD_FRAME_TX_STATUS
&& !(data
[4] & 0x01) &&
1731 os_memcmp(bss
->addr
, data
+ 4, ETH_ALEN
) != 0 &&
1732 os_memcmp(bss
->addr
, data
+ 4 + ETH_ALEN
, ETH_ALEN
) != 0) {
1733 wpa_printf(MSG_MSGDUMP
, "nl80211: %s: Ignore MLME frame event "
1734 "for foreign address", bss
->ifname
);
1737 wpa_hexdump(MSG_MSGDUMP
, "nl80211: MLME event frame",
1738 nla_data(frame
), nla_len(frame
));
1741 case NL80211_CMD_AUTHENTICATE
:
1742 mlme_event_auth(drv
, nla_data(frame
), nla_len(frame
));
1744 case NL80211_CMD_ASSOCIATE
:
1745 mlme_event_assoc(drv
, nla_data(frame
), nla_len(frame
));
1747 case NL80211_CMD_DEAUTHENTICATE
:
1748 mlme_event_deauth_disassoc(drv
, EVENT_DEAUTH
,
1749 nla_data(frame
), nla_len(frame
));
1751 case NL80211_CMD_DISASSOCIATE
:
1752 mlme_event_deauth_disassoc(drv
, EVENT_DISASSOC
,
1753 nla_data(frame
), nla_len(frame
));
1755 case NL80211_CMD_FRAME
:
1756 mlme_event_mgmt(drv
, freq
, sig
, nla_data(frame
),
1759 case NL80211_CMD_FRAME_TX_STATUS
:
1760 mlme_event_mgmt_tx_status(drv
, cookie
, nla_data(frame
),
1761 nla_len(frame
), ack
);
1763 case NL80211_CMD_UNPROT_DEAUTHENTICATE
:
1764 mlme_event_unprot_disconnect(drv
, EVENT_UNPROT_DEAUTH
,
1765 nla_data(frame
), nla_len(frame
));
1767 case NL80211_CMD_UNPROT_DISASSOCIATE
:
1768 mlme_event_unprot_disconnect(drv
, EVENT_UNPROT_DISASSOC
,
1769 nla_data(frame
), nla_len(frame
));
1777 static void mlme_event_michael_mic_failure(struct i802_bss
*bss
,
1778 struct nlattr
*tb
[])
1780 union wpa_event_data data
;
1782 wpa_printf(MSG_DEBUG
, "nl80211: MLME event Michael MIC failure");
1783 os_memset(&data
, 0, sizeof(data
));
1784 if (tb
[NL80211_ATTR_MAC
]) {
1785 wpa_hexdump(MSG_DEBUG
, "nl80211: Source MAC address",
1786 nla_data(tb
[NL80211_ATTR_MAC
]),
1787 nla_len(tb
[NL80211_ATTR_MAC
]));
1788 data
.michael_mic_failure
.src
= nla_data(tb
[NL80211_ATTR_MAC
]);
1790 if (tb
[NL80211_ATTR_KEY_SEQ
]) {
1791 wpa_hexdump(MSG_DEBUG
, "nl80211: TSC",
1792 nla_data(tb
[NL80211_ATTR_KEY_SEQ
]),
1793 nla_len(tb
[NL80211_ATTR_KEY_SEQ
]));
1795 if (tb
[NL80211_ATTR_KEY_TYPE
]) {
1796 enum nl80211_key_type key_type
=
1797 nla_get_u32(tb
[NL80211_ATTR_KEY_TYPE
]);
1798 wpa_printf(MSG_DEBUG
, "nl80211: Key Type %d", key_type
);
1799 if (key_type
== NL80211_KEYTYPE_PAIRWISE
)
1800 data
.michael_mic_failure
.unicast
= 1;
1802 data
.michael_mic_failure
.unicast
= 1;
1804 if (tb
[NL80211_ATTR_KEY_IDX
]) {
1805 u8 key_id
= nla_get_u8(tb
[NL80211_ATTR_KEY_IDX
]);
1806 wpa_printf(MSG_DEBUG
, "nl80211: Key Id %d", key_id
);
1809 wpa_supplicant_event(bss
->ctx
, EVENT_MICHAEL_MIC_FAILURE
, &data
);
1813 static void mlme_event_join_ibss(struct wpa_driver_nl80211_data
*drv
,
1814 struct nlattr
*tb
[])
1816 if (tb
[NL80211_ATTR_MAC
] == NULL
) {
1817 wpa_printf(MSG_DEBUG
, "nl80211: No address in IBSS joined "
1821 os_memcpy(drv
->bssid
, nla_data(tb
[NL80211_ATTR_MAC
]), ETH_ALEN
);
1822 drv
->associated
= 1;
1823 wpa_printf(MSG_DEBUG
, "nl80211: IBSS " MACSTR
" joined",
1824 MAC2STR(drv
->bssid
));
1826 wpa_supplicant_event(drv
->ctx
, EVENT_ASSOC
, NULL
);
1830 static void mlme_event_remain_on_channel(struct wpa_driver_nl80211_data
*drv
,
1831 int cancel_event
, struct nlattr
*tb
[])
1833 unsigned int freq
, chan_type
, duration
;
1834 union wpa_event_data data
;
1837 if (tb
[NL80211_ATTR_WIPHY_FREQ
])
1838 freq
= nla_get_u32(tb
[NL80211_ATTR_WIPHY_FREQ
]);
1842 if (tb
[NL80211_ATTR_WIPHY_CHANNEL_TYPE
])
1843 chan_type
= nla_get_u32(tb
[NL80211_ATTR_WIPHY_CHANNEL_TYPE
]);
1847 if (tb
[NL80211_ATTR_DURATION
])
1848 duration
= nla_get_u32(tb
[NL80211_ATTR_DURATION
]);
1852 if (tb
[NL80211_ATTR_COOKIE
])
1853 cookie
= nla_get_u64(tb
[NL80211_ATTR_COOKIE
]);
1857 wpa_printf(MSG_DEBUG
, "nl80211: Remain-on-channel event (cancel=%d "
1858 "freq=%u channel_type=%u duration=%u cookie=0x%llx (%s))",
1859 cancel_event
, freq
, chan_type
, duration
,
1860 (long long unsigned int) cookie
,
1861 cookie
== drv
->remain_on_chan_cookie
? "match" : "unknown");
1863 if (cookie
!= drv
->remain_on_chan_cookie
)
1864 return; /* not for us */
1867 drv
->pending_remain_on_chan
= 0;
1869 os_memset(&data
, 0, sizeof(data
));
1870 data
.remain_on_channel
.freq
= freq
;
1871 data
.remain_on_channel
.duration
= duration
;
1872 wpa_supplicant_event(drv
->ctx
, cancel_event
?
1873 EVENT_CANCEL_REMAIN_ON_CHANNEL
:
1874 EVENT_REMAIN_ON_CHANNEL
, &data
);
1878 static void mlme_event_ft_event(struct wpa_driver_nl80211_data
*drv
,
1879 struct nlattr
*tb
[])
1881 union wpa_event_data data
;
1883 os_memset(&data
, 0, sizeof(data
));
1885 if (tb
[NL80211_ATTR_IE
]) {
1886 data
.ft_ies
.ies
= nla_data(tb
[NL80211_ATTR_IE
]);
1887 data
.ft_ies
.ies_len
= nla_len(tb
[NL80211_ATTR_IE
]);
1890 if (tb
[NL80211_ATTR_IE_RIC
]) {
1891 data
.ft_ies
.ric_ies
= nla_data(tb
[NL80211_ATTR_IE_RIC
]);
1892 data
.ft_ies
.ric_ies_len
= nla_len(tb
[NL80211_ATTR_IE_RIC
]);
1895 if (tb
[NL80211_ATTR_MAC
])
1896 os_memcpy(data
.ft_ies
.target_ap
,
1897 nla_data(tb
[NL80211_ATTR_MAC
]), ETH_ALEN
);
1899 wpa_printf(MSG_DEBUG
, "nl80211: FT event target_ap " MACSTR
,
1900 MAC2STR(data
.ft_ies
.target_ap
));
1902 wpa_supplicant_event(drv
->ctx
, EVENT_FT_RESPONSE
, &data
);
1906 static void send_scan_event(struct wpa_driver_nl80211_data
*drv
, int aborted
,
1907 struct nlattr
*tb
[])
1909 union wpa_event_data event
;
1912 struct scan_info
*info
;
1913 #define MAX_REPORT_FREQS 50
1914 int freqs
[MAX_REPORT_FREQS
];
1917 if (drv
->scan_for_auth
) {
1918 drv
->scan_for_auth
= 0;
1919 wpa_printf(MSG_DEBUG
, "nl80211: Scan results for missing "
1920 "cfg80211 BSS entry");
1921 wpa_driver_nl80211_authenticate_retry(drv
);
1925 os_memset(&event
, 0, sizeof(event
));
1926 info
= &event
.scan_info
;
1927 info
->aborted
= aborted
;
1929 if (tb
[NL80211_ATTR_SCAN_SSIDS
]) {
1930 nla_for_each_nested(nl
, tb
[NL80211_ATTR_SCAN_SSIDS
], rem
) {
1931 struct wpa_driver_scan_ssid
*s
=
1932 &info
->ssids
[info
->num_ssids
];
1933 s
->ssid
= nla_data(nl
);
1934 s
->ssid_len
= nla_len(nl
);
1936 if (info
->num_ssids
== WPAS_MAX_SCAN_SSIDS
)
1940 if (tb
[NL80211_ATTR_SCAN_FREQUENCIES
]) {
1941 nla_for_each_nested(nl
, tb
[NL80211_ATTR_SCAN_FREQUENCIES
], rem
)
1943 freqs
[num_freqs
] = nla_get_u32(nl
);
1945 if (num_freqs
== MAX_REPORT_FREQS
- 1)
1948 info
->freqs
= freqs
;
1949 info
->num_freqs
= num_freqs
;
1951 wpa_supplicant_event(drv
->ctx
, EVENT_SCAN_RESULTS
, &event
);
1955 static int get_link_signal(struct nl_msg
*msg
, void *arg
)
1957 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
1958 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1959 struct nlattr
*sinfo
[NL80211_STA_INFO_MAX
+ 1];
1960 static struct nla_policy policy
[NL80211_STA_INFO_MAX
+ 1] = {
1961 [NL80211_STA_INFO_SIGNAL
] = { .type
= NLA_U8
},
1962 [NL80211_STA_INFO_SIGNAL_AVG
] = { .type
= NLA_U8
},
1964 struct nlattr
*rinfo
[NL80211_RATE_INFO_MAX
+ 1];
1965 static struct nla_policy rate_policy
[NL80211_RATE_INFO_MAX
+ 1] = {
1966 [NL80211_RATE_INFO_BITRATE
] = { .type
= NLA_U16
},
1967 [NL80211_RATE_INFO_MCS
] = { .type
= NLA_U8
},
1968 [NL80211_RATE_INFO_40_MHZ_WIDTH
] = { .type
= NLA_FLAG
},
1969 [NL80211_RATE_INFO_SHORT_GI
] = { .type
= NLA_FLAG
},
1971 struct wpa_signal_info
*sig_change
= arg
;
1973 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1974 genlmsg_attrlen(gnlh
, 0), NULL
);
1975 if (!tb
[NL80211_ATTR_STA_INFO
] ||
1976 nla_parse_nested(sinfo
, NL80211_STA_INFO_MAX
,
1977 tb
[NL80211_ATTR_STA_INFO
], policy
))
1979 if (!sinfo
[NL80211_STA_INFO_SIGNAL
])
1982 sig_change
->current_signal
=
1983 (s8
) nla_get_u8(sinfo
[NL80211_STA_INFO_SIGNAL
]);
1985 if (sinfo
[NL80211_STA_INFO_SIGNAL_AVG
])
1986 sig_change
->avg_signal
=
1987 (s8
) nla_get_u8(sinfo
[NL80211_STA_INFO_SIGNAL_AVG
]);
1989 sig_change
->avg_signal
= 0;
1991 if (sinfo
[NL80211_STA_INFO_TX_BITRATE
]) {
1992 if (nla_parse_nested(rinfo
, NL80211_RATE_INFO_MAX
,
1993 sinfo
[NL80211_STA_INFO_TX_BITRATE
],
1995 sig_change
->current_txrate
= 0;
1997 if (rinfo
[NL80211_RATE_INFO_BITRATE
]) {
1998 sig_change
->current_txrate
=
2000 NL80211_RATE_INFO_BITRATE
]) * 100;
2009 static int nl80211_get_link_signal(struct wpa_driver_nl80211_data
*drv
,
2010 struct wpa_signal_info
*sig
)
2014 sig
->current_signal
= -9999;
2015 sig
->current_txrate
= 0;
2017 msg
= nlmsg_alloc();
2021 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_STATION
);
2023 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
2024 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, drv
->bssid
);
2026 return send_and_recv_msgs(drv
, msg
, get_link_signal
, sig
);
2033 static int get_link_noise(struct nl_msg
*msg
, void *arg
)
2035 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
2036 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
2037 struct nlattr
*sinfo
[NL80211_SURVEY_INFO_MAX
+ 1];
2038 static struct nla_policy survey_policy
[NL80211_SURVEY_INFO_MAX
+ 1] = {
2039 [NL80211_SURVEY_INFO_FREQUENCY
] = { .type
= NLA_U32
},
2040 [NL80211_SURVEY_INFO_NOISE
] = { .type
= NLA_U8
},
2042 struct wpa_signal_info
*sig_change
= arg
;
2044 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
2045 genlmsg_attrlen(gnlh
, 0), NULL
);
2047 if (!tb
[NL80211_ATTR_SURVEY_INFO
]) {
2048 wpa_printf(MSG_DEBUG
, "nl80211: survey data missing!");
2052 if (nla_parse_nested(sinfo
, NL80211_SURVEY_INFO_MAX
,
2053 tb
[NL80211_ATTR_SURVEY_INFO
],
2055 wpa_printf(MSG_DEBUG
, "nl80211: failed to parse nested "
2060 if (!sinfo
[NL80211_SURVEY_INFO_FREQUENCY
])
2063 if (nla_get_u32(sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]) !=
2064 sig_change
->frequency
)
2067 if (!sinfo
[NL80211_SURVEY_INFO_NOISE
])
2070 sig_change
->current_noise
=
2071 (s8
) nla_get_u8(sinfo
[NL80211_SURVEY_INFO_NOISE
]);
2077 static int nl80211_get_link_noise(struct wpa_driver_nl80211_data
*drv
,
2078 struct wpa_signal_info
*sig_change
)
2082 sig_change
->current_noise
= 9999;
2083 sig_change
->frequency
= drv
->assoc_freq
;
2085 msg
= nlmsg_alloc();
2089 nl80211_cmd(drv
, msg
, NLM_F_DUMP
, NL80211_CMD_GET_SURVEY
);
2091 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
2093 return send_and_recv_msgs(drv
, msg
, get_link_noise
, sig_change
);
2100 static int get_noise_for_scan_results(struct nl_msg
*msg
, void *arg
)
2102 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
2103 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
2104 struct nlattr
*sinfo
[NL80211_SURVEY_INFO_MAX
+ 1];
2105 static struct nla_policy survey_policy
[NL80211_SURVEY_INFO_MAX
+ 1] = {
2106 [NL80211_SURVEY_INFO_FREQUENCY
] = { .type
= NLA_U32
},
2107 [NL80211_SURVEY_INFO_NOISE
] = { .type
= NLA_U8
},
2109 struct wpa_scan_results
*scan_results
= arg
;
2110 struct wpa_scan_res
*scan_res
;
2113 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
2114 genlmsg_attrlen(gnlh
, 0), NULL
);
2116 if (!tb
[NL80211_ATTR_SURVEY_INFO
]) {
2117 wpa_printf(MSG_DEBUG
, "nl80211: Survey data missing");
2121 if (nla_parse_nested(sinfo
, NL80211_SURVEY_INFO_MAX
,
2122 tb
[NL80211_ATTR_SURVEY_INFO
],
2124 wpa_printf(MSG_DEBUG
, "nl80211: Failed to parse nested "
2129 if (!sinfo
[NL80211_SURVEY_INFO_NOISE
])
2132 if (!sinfo
[NL80211_SURVEY_INFO_FREQUENCY
])
2135 for (i
= 0; i
< scan_results
->num
; ++i
) {
2136 scan_res
= scan_results
->res
[i
];
2139 if ((int) nla_get_u32(sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]) !=
2142 if (!(scan_res
->flags
& WPA_SCAN_NOISE_INVALID
))
2144 scan_res
->noise
= (s8
)
2145 nla_get_u8(sinfo
[NL80211_SURVEY_INFO_NOISE
]);
2146 scan_res
->flags
&= ~WPA_SCAN_NOISE_INVALID
;
2153 static int nl80211_get_noise_for_scan_results(
2154 struct wpa_driver_nl80211_data
*drv
,
2155 struct wpa_scan_results
*scan_res
)
2159 msg
= nlmsg_alloc();
2163 nl80211_cmd(drv
, msg
, NLM_F_DUMP
, NL80211_CMD_GET_SURVEY
);
2165 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
2167 return send_and_recv_msgs(drv
, msg
, get_noise_for_scan_results
,
2175 static void nl80211_cqm_event(struct wpa_driver_nl80211_data
*drv
,
2176 struct nlattr
*tb
[])
2178 static struct nla_policy cqm_policy
[NL80211_ATTR_CQM_MAX
+ 1] = {
2179 [NL80211_ATTR_CQM_RSSI_THOLD
] = { .type
= NLA_U32
},
2180 [NL80211_ATTR_CQM_RSSI_HYST
] = { .type
= NLA_U8
},
2181 [NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT
] = { .type
= NLA_U32
},
2182 [NL80211_ATTR_CQM_PKT_LOSS_EVENT
] = { .type
= NLA_U32
},
2184 struct nlattr
*cqm
[NL80211_ATTR_CQM_MAX
+ 1];
2185 enum nl80211_cqm_rssi_threshold_event event
;
2186 union wpa_event_data ed
;
2187 struct wpa_signal_info sig
;
2190 if (tb
[NL80211_ATTR_CQM
] == NULL
||
2191 nla_parse_nested(cqm
, NL80211_ATTR_CQM_MAX
, tb
[NL80211_ATTR_CQM
],
2193 wpa_printf(MSG_DEBUG
, "nl80211: Ignore invalid CQM event");
2197 os_memset(&ed
, 0, sizeof(ed
));
2199 if (cqm
[NL80211_ATTR_CQM_PKT_LOSS_EVENT
]) {
2200 if (!tb
[NL80211_ATTR_MAC
])
2202 os_memcpy(ed
.low_ack
.addr
, nla_data(tb
[NL80211_ATTR_MAC
]),
2204 wpa_supplicant_event(drv
->ctx
, EVENT_STATION_LOW_ACK
, &ed
);
2208 if (cqm
[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT
] == NULL
)
2210 event
= nla_get_u32(cqm
[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT
]);
2212 if (event
== NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH
) {
2213 wpa_printf(MSG_DEBUG
, "nl80211: Connection quality monitor "
2214 "event: RSSI high");
2215 ed
.signal_change
.above_threshold
= 1;
2216 } else if (event
== NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW
) {
2217 wpa_printf(MSG_DEBUG
, "nl80211: Connection quality monitor "
2219 ed
.signal_change
.above_threshold
= 0;
2223 res
= nl80211_get_link_signal(drv
, &sig
);
2225 ed
.signal_change
.current_signal
= sig
.current_signal
;
2226 ed
.signal_change
.current_txrate
= sig
.current_txrate
;
2227 wpa_printf(MSG_DEBUG
, "nl80211: Signal: %d dBm txrate: %d",
2228 sig
.current_signal
, sig
.current_txrate
);
2231 res
= nl80211_get_link_noise(drv
, &sig
);
2233 ed
.signal_change
.current_noise
= sig
.current_noise
;
2234 wpa_printf(MSG_DEBUG
, "nl80211: Noise: %d dBm",
2238 wpa_supplicant_event(drv
->ctx
, EVENT_SIGNAL_CHANGE
, &ed
);
2242 static void nl80211_new_station_event(struct wpa_driver_nl80211_data
*drv
,
2246 union wpa_event_data data
;
2248 if (tb
[NL80211_ATTR_MAC
] == NULL
)
2250 addr
= nla_data(tb
[NL80211_ATTR_MAC
]);
2251 wpa_printf(MSG_DEBUG
, "nl80211: New station " MACSTR
, MAC2STR(addr
));
2253 if (is_ap_interface(drv
->nlmode
) && drv
->device_ap_sme
) {
2256 if (tb
[NL80211_ATTR_IE
]) {
2257 ies
= nla_data(tb
[NL80211_ATTR_IE
]);
2258 ies_len
= nla_len(tb
[NL80211_ATTR_IE
]);
2260 wpa_hexdump(MSG_DEBUG
, "nl80211: Assoc Req IEs", ies
, ies_len
);
2261 drv_event_assoc(drv
->ctx
, addr
, ies
, ies_len
, 0);
2265 if (drv
->nlmode
!= NL80211_IFTYPE_ADHOC
)
2268 os_memset(&data
, 0, sizeof(data
));
2269 os_memcpy(data
.ibss_rsn_start
.peer
, addr
, ETH_ALEN
);
2270 wpa_supplicant_event(drv
->ctx
, EVENT_IBSS_RSN_START
, &data
);
2274 static void nl80211_del_station_event(struct wpa_driver_nl80211_data
*drv
,
2278 union wpa_event_data data
;
2280 if (tb
[NL80211_ATTR_MAC
] == NULL
)
2282 addr
= nla_data(tb
[NL80211_ATTR_MAC
]);
2283 wpa_printf(MSG_DEBUG
, "nl80211: Delete station " MACSTR
,
2286 if (is_ap_interface(drv
->nlmode
) && drv
->device_ap_sme
) {
2287 drv_event_disassoc(drv
->ctx
, addr
);
2291 if (drv
->nlmode
!= NL80211_IFTYPE_ADHOC
)
2294 os_memset(&data
, 0, sizeof(data
));
2295 os_memcpy(data
.ibss_peer_lost
.peer
, addr
, ETH_ALEN
);
2296 wpa_supplicant_event(drv
->ctx
, EVENT_IBSS_PEER_LOST
, &data
);
2300 static void nl80211_rekey_offload_event(struct wpa_driver_nl80211_data
*drv
,
2303 struct nlattr
*rekey_info
[NUM_NL80211_REKEY_DATA
];
2304 static struct nla_policy rekey_policy
[NUM_NL80211_REKEY_DATA
] = {
2305 [NL80211_REKEY_DATA_KEK
] = {
2306 .minlen
= NL80211_KEK_LEN
,
2307 .maxlen
= NL80211_KEK_LEN
,
2309 [NL80211_REKEY_DATA_KCK
] = {
2310 .minlen
= NL80211_KCK_LEN
,
2311 .maxlen
= NL80211_KCK_LEN
,
2313 [NL80211_REKEY_DATA_REPLAY_CTR
] = {
2314 .minlen
= NL80211_REPLAY_CTR_LEN
,
2315 .maxlen
= NL80211_REPLAY_CTR_LEN
,
2318 union wpa_event_data data
;
2320 if (!tb
[NL80211_ATTR_MAC
])
2322 if (!tb
[NL80211_ATTR_REKEY_DATA
])
2324 if (nla_parse_nested(rekey_info
, MAX_NL80211_REKEY_DATA
,
2325 tb
[NL80211_ATTR_REKEY_DATA
], rekey_policy
))
2327 if (!rekey_info
[NL80211_REKEY_DATA_REPLAY_CTR
])
2330 os_memset(&data
, 0, sizeof(data
));
2331 data
.driver_gtk_rekey
.bssid
= nla_data(tb
[NL80211_ATTR_MAC
]);
2332 wpa_printf(MSG_DEBUG
, "nl80211: Rekey offload event for BSSID " MACSTR
,
2333 MAC2STR(data
.driver_gtk_rekey
.bssid
));
2334 data
.driver_gtk_rekey
.replay_ctr
=
2335 nla_data(rekey_info
[NL80211_REKEY_DATA_REPLAY_CTR
]);
2336 wpa_hexdump(MSG_DEBUG
, "nl80211: Rekey offload - Replay Counter",
2337 data
.driver_gtk_rekey
.replay_ctr
, NL80211_REPLAY_CTR_LEN
);
2338 wpa_supplicant_event(drv
->ctx
, EVENT_DRIVER_GTK_REKEY
, &data
);
2342 static void nl80211_pmksa_candidate_event(struct wpa_driver_nl80211_data
*drv
,
2345 struct nlattr
*cand
[NUM_NL80211_PMKSA_CANDIDATE
];
2346 static struct nla_policy cand_policy
[NUM_NL80211_PMKSA_CANDIDATE
] = {
2347 [NL80211_PMKSA_CANDIDATE_INDEX
] = { .type
= NLA_U32
},
2348 [NL80211_PMKSA_CANDIDATE_BSSID
] = {
2352 [NL80211_PMKSA_CANDIDATE_PREAUTH
] = { .type
= NLA_FLAG
},
2354 union wpa_event_data data
;
2356 wpa_printf(MSG_DEBUG
, "nl80211: PMKSA candidate event");
2358 if (!tb
[NL80211_ATTR_PMKSA_CANDIDATE
])
2360 if (nla_parse_nested(cand
, MAX_NL80211_PMKSA_CANDIDATE
,
2361 tb
[NL80211_ATTR_PMKSA_CANDIDATE
], cand_policy
))
2363 if (!cand
[NL80211_PMKSA_CANDIDATE_INDEX
] ||
2364 !cand
[NL80211_PMKSA_CANDIDATE_BSSID
])
2367 os_memset(&data
, 0, sizeof(data
));
2368 os_memcpy(data
.pmkid_candidate
.bssid
,
2369 nla_data(cand
[NL80211_PMKSA_CANDIDATE_BSSID
]), ETH_ALEN
);
2370 data
.pmkid_candidate
.index
=
2371 nla_get_u32(cand
[NL80211_PMKSA_CANDIDATE_INDEX
]);
2372 data
.pmkid_candidate
.preauth
=
2373 cand
[NL80211_PMKSA_CANDIDATE_PREAUTH
] != NULL
;
2374 wpa_supplicant_event(drv
->ctx
, EVENT_PMKID_CANDIDATE
, &data
);
2378 static void nl80211_client_probe_event(struct wpa_driver_nl80211_data
*drv
,
2381 union wpa_event_data data
;
2383 wpa_printf(MSG_DEBUG
, "nl80211: Probe client event");
2385 if (!tb
[NL80211_ATTR_MAC
] || !tb
[NL80211_ATTR_ACK
])
2388 os_memset(&data
, 0, sizeof(data
));
2389 os_memcpy(data
.client_poll
.addr
,
2390 nla_data(tb
[NL80211_ATTR_MAC
]), ETH_ALEN
);
2392 wpa_supplicant_event(drv
->ctx
, EVENT_DRIVER_CLIENT_POLL_OK
, &data
);
2396 static void nl80211_tdls_oper_event(struct wpa_driver_nl80211_data
*drv
,
2399 union wpa_event_data data
;
2401 wpa_printf(MSG_DEBUG
, "nl80211: TDLS operation event");
2403 if (!tb
[NL80211_ATTR_MAC
] || !tb
[NL80211_ATTR_TDLS_OPERATION
])
2406 os_memset(&data
, 0, sizeof(data
));
2407 os_memcpy(data
.tdls
.peer
, nla_data(tb
[NL80211_ATTR_MAC
]), ETH_ALEN
);
2408 switch (nla_get_u8(tb
[NL80211_ATTR_TDLS_OPERATION
])) {
2409 case NL80211_TDLS_SETUP
:
2410 wpa_printf(MSG_DEBUG
, "nl80211: TDLS setup request for peer "
2411 MACSTR
, MAC2STR(data
.tdls
.peer
));
2412 data
.tdls
.oper
= TDLS_REQUEST_SETUP
;
2414 case NL80211_TDLS_TEARDOWN
:
2415 wpa_printf(MSG_DEBUG
, "nl80211: TDLS teardown request for peer "
2416 MACSTR
, MAC2STR(data
.tdls
.peer
));
2417 data
.tdls
.oper
= TDLS_REQUEST_TEARDOWN
;
2420 wpa_printf(MSG_DEBUG
, "nl80211: Unsupported TDLS operatione "
2424 if (tb
[NL80211_ATTR_REASON_CODE
]) {
2425 data
.tdls
.reason_code
=
2426 nla_get_u16(tb
[NL80211_ATTR_REASON_CODE
]);
2429 wpa_supplicant_event(drv
->ctx
, EVENT_TDLS
, &data
);
2433 static void nl80211_connect_failed_event(struct wpa_driver_nl80211_data
*drv
,
2436 union wpa_event_data data
;
2439 wpa_printf(MSG_DEBUG
, "nl80211: Connect failed event");
2441 if (!tb
[NL80211_ATTR_MAC
] || !tb
[NL80211_ATTR_CONN_FAILED_REASON
])
2444 os_memset(&data
, 0, sizeof(data
));
2445 os_memcpy(data
.connect_failed_reason
.addr
,
2446 nla_data(tb
[NL80211_ATTR_MAC
]), ETH_ALEN
);
2448 reason
= nla_get_u32(tb
[NL80211_ATTR_CONN_FAILED_REASON
]);
2450 case NL80211_CONN_FAIL_MAX_CLIENTS
:
2451 wpa_printf(MSG_DEBUG
, "nl80211: Max client reached");
2452 data
.connect_failed_reason
.code
= MAX_CLIENT_REACHED
;
2454 case NL80211_CONN_FAIL_BLOCKED_CLIENT
:
2455 wpa_printf(MSG_DEBUG
, "nl80211: Blocked client " MACSTR
2456 " tried to connect",
2457 MAC2STR(data
.connect_failed_reason
.addr
));
2458 data
.connect_failed_reason
.code
= BLOCKED_CLIENT
;
2461 wpa_printf(MSG_DEBUG
, "nl8021l: Unknown connect failed reason "
2466 wpa_supplicant_event(drv
->ctx
, EVENT_CONNECT_FAILED_REASON
, &data
);
2470 static void nl80211_radar_event(struct wpa_driver_nl80211_data
*drv
,
2473 union wpa_event_data data
;
2474 enum nl80211_radar_event event_type
;
2476 if (!tb
[NL80211_ATTR_WIPHY_FREQ
] || !tb
[NL80211_ATTR_RADAR_EVENT
])
2479 os_memset(&data
, 0, sizeof(data
));
2480 data
.dfs_event
.freq
= nla_get_u16(tb
[NL80211_ATTR_WIPHY_FREQ
]);
2481 event_type
= nla_get_u8(tb
[NL80211_ATTR_RADAR_EVENT
]);
2483 wpa_printf(MSG_DEBUG
, "nl80211: DFS event on freq %d MHz",
2484 data
.dfs_event
.freq
);
2486 switch (event_type
) {
2487 case NL80211_RADAR_DETECTED
:
2488 wpa_supplicant_event(drv
->ctx
, EVENT_DFS_RADAR_DETECTED
, &data
);
2490 case NL80211_RADAR_CAC_FINISHED
:
2491 wpa_supplicant_event(drv
->ctx
, EVENT_DFS_CAC_FINISHED
, &data
);
2493 case NL80211_RADAR_CAC_ABORTED
:
2494 wpa_supplicant_event(drv
->ctx
, EVENT_DFS_CAC_ABORTED
, &data
);
2496 case NL80211_RADAR_NOP_FINISHED
:
2497 wpa_supplicant_event(drv
->ctx
, EVENT_DFS_NOP_FINISHED
, &data
);
2500 wpa_printf(MSG_DEBUG
, "nl80211: Unknown radar event %d "
2501 "received", event_type
);
2507 static void nl80211_spurious_frame(struct i802_bss
*bss
, struct nlattr
**tb
,
2510 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2511 union wpa_event_data event
;
2513 if (!tb
[NL80211_ATTR_MAC
])
2516 os_memset(&event
, 0, sizeof(event
));
2517 event
.rx_from_unknown
.bssid
= bss
->addr
;
2518 event
.rx_from_unknown
.addr
= nla_data(tb
[NL80211_ATTR_MAC
]);
2519 event
.rx_from_unknown
.wds
= wds
;
2521 wpa_supplicant_event(drv
->ctx
, EVENT_RX_FROM_UNKNOWN
, &event
);
2525 static void do_process_drv_event(struct i802_bss
*bss
, int cmd
,
2528 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2530 wpa_printf(MSG_DEBUG
, "nl80211: Drv Event %d (%s) received for %s",
2531 cmd
, nl80211_command_to_string(cmd
), bss
->ifname
);
2533 if (drv
->ap_scan_as_station
!= NL80211_IFTYPE_UNSPECIFIED
&&
2534 (cmd
== NL80211_CMD_NEW_SCAN_RESULTS
||
2535 cmd
== NL80211_CMD_SCAN_ABORTED
)) {
2536 wpa_driver_nl80211_set_mode(&drv
->first_bss
,
2537 drv
->ap_scan_as_station
);
2538 drv
->ap_scan_as_station
= NL80211_IFTYPE_UNSPECIFIED
;
2542 case NL80211_CMD_TRIGGER_SCAN
:
2543 wpa_dbg(drv
->ctx
, MSG_DEBUG
, "nl80211: Scan trigger");
2545 case NL80211_CMD_START_SCHED_SCAN
:
2546 wpa_dbg(drv
->ctx
, MSG_DEBUG
, "nl80211: Sched scan started");
2548 case NL80211_CMD_SCHED_SCAN_STOPPED
:
2549 wpa_dbg(drv
->ctx
, MSG_DEBUG
, "nl80211: Sched scan stopped");
2550 wpa_supplicant_event(drv
->ctx
, EVENT_SCHED_SCAN_STOPPED
, NULL
);
2552 case NL80211_CMD_NEW_SCAN_RESULTS
:
2553 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
2554 "nl80211: New scan results available");
2555 drv
->scan_complete_events
= 1;
2556 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout
, drv
,
2558 send_scan_event(drv
, 0, tb
);
2560 case NL80211_CMD_SCHED_SCAN_RESULTS
:
2561 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
2562 "nl80211: New sched scan results available");
2563 send_scan_event(drv
, 0, tb
);
2565 case NL80211_CMD_SCAN_ABORTED
:
2566 wpa_dbg(drv
->ctx
, MSG_DEBUG
, "nl80211: Scan aborted");
2568 * Need to indicate that scan results are available in order
2569 * not to make wpa_supplicant stop its scanning.
2571 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout
, drv
,
2573 send_scan_event(drv
, 1, tb
);
2575 case NL80211_CMD_AUTHENTICATE
:
2576 case NL80211_CMD_ASSOCIATE
:
2577 case NL80211_CMD_DEAUTHENTICATE
:
2578 case NL80211_CMD_DISASSOCIATE
:
2579 case NL80211_CMD_FRAME_TX_STATUS
:
2580 case NL80211_CMD_UNPROT_DEAUTHENTICATE
:
2581 case NL80211_CMD_UNPROT_DISASSOCIATE
:
2582 mlme_event(bss
, cmd
, tb
[NL80211_ATTR_FRAME
],
2583 tb
[NL80211_ATTR_MAC
], tb
[NL80211_ATTR_TIMED_OUT
],
2584 tb
[NL80211_ATTR_WIPHY_FREQ
], tb
[NL80211_ATTR_ACK
],
2585 tb
[NL80211_ATTR_COOKIE
],
2586 tb
[NL80211_ATTR_RX_SIGNAL_DBM
]);
2588 case NL80211_CMD_CONNECT
:
2589 case NL80211_CMD_ROAM
:
2590 mlme_event_connect(drv
, cmd
,
2591 tb
[NL80211_ATTR_STATUS_CODE
],
2592 tb
[NL80211_ATTR_MAC
],
2593 tb
[NL80211_ATTR_REQ_IE
],
2594 tb
[NL80211_ATTR_RESP_IE
]);
2596 case NL80211_CMD_CH_SWITCH_NOTIFY
:
2597 mlme_event_ch_switch(drv
, tb
[NL80211_ATTR_WIPHY_FREQ
],
2598 tb
[NL80211_ATTR_WIPHY_CHANNEL_TYPE
]);
2600 case NL80211_CMD_DISCONNECT
:
2601 mlme_event_disconnect(drv
, tb
[NL80211_ATTR_REASON_CODE
],
2602 tb
[NL80211_ATTR_MAC
],
2603 tb
[NL80211_ATTR_DISCONNECTED_BY_AP
]);
2605 case NL80211_CMD_MICHAEL_MIC_FAILURE
:
2606 mlme_event_michael_mic_failure(bss
, tb
);
2608 case NL80211_CMD_JOIN_IBSS
:
2609 mlme_event_join_ibss(drv
, tb
);
2611 case NL80211_CMD_REMAIN_ON_CHANNEL
:
2612 mlme_event_remain_on_channel(drv
, 0, tb
);
2614 case NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL
:
2615 mlme_event_remain_on_channel(drv
, 1, tb
);
2617 case NL80211_CMD_NOTIFY_CQM
:
2618 nl80211_cqm_event(drv
, tb
);
2620 case NL80211_CMD_REG_CHANGE
:
2621 wpa_printf(MSG_DEBUG
, "nl80211: Regulatory domain change");
2622 wpa_supplicant_event(drv
->ctx
, EVENT_CHANNEL_LIST_CHANGED
,
2625 case NL80211_CMD_REG_BEACON_HINT
:
2626 wpa_printf(MSG_DEBUG
, "nl80211: Regulatory beacon hint");
2627 wpa_supplicant_event(drv
->ctx
, EVENT_CHANNEL_LIST_CHANGED
,
2630 case NL80211_CMD_NEW_STATION
:
2631 nl80211_new_station_event(drv
, tb
);
2633 case NL80211_CMD_DEL_STATION
:
2634 nl80211_del_station_event(drv
, tb
);
2636 case NL80211_CMD_SET_REKEY_OFFLOAD
:
2637 nl80211_rekey_offload_event(drv
, tb
);
2639 case NL80211_CMD_PMKSA_CANDIDATE
:
2640 nl80211_pmksa_candidate_event(drv
, tb
);
2642 case NL80211_CMD_PROBE_CLIENT
:
2643 nl80211_client_probe_event(drv
, tb
);
2645 case NL80211_CMD_TDLS_OPER
:
2646 nl80211_tdls_oper_event(drv
, tb
);
2648 case NL80211_CMD_CONN_FAILED
:
2649 nl80211_connect_failed_event(drv
, tb
);
2651 case NL80211_CMD_FT_EVENT
:
2652 mlme_event_ft_event(drv
, tb
);
2654 case NL80211_CMD_RADAR_DETECT
:
2655 nl80211_radar_event(drv
, tb
);
2658 wpa_dbg(drv
->ctx
, MSG_DEBUG
, "nl80211: Ignored unknown event "
2665 static int process_drv_event(struct nl_msg
*msg
, void *arg
)
2667 struct wpa_driver_nl80211_data
*drv
= arg
;
2668 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
2669 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
2670 struct i802_bss
*bss
;
2673 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
2674 genlmsg_attrlen(gnlh
, 0), NULL
);
2676 if (tb
[NL80211_ATTR_IFINDEX
]) {
2677 ifidx
= nla_get_u32(tb
[NL80211_ATTR_IFINDEX
]);
2679 for (bss
= &drv
->first_bss
; bss
; bss
= bss
->next
)
2680 if (ifidx
== -1 || ifidx
== bss
->ifindex
) {
2681 do_process_drv_event(bss
, gnlh
->cmd
, tb
);
2684 wpa_printf(MSG_DEBUG
,
2685 "nl80211: Ignored event (cmd=%d) for foreign interface (ifindex %d)",
2687 } else if (tb
[NL80211_ATTR_WDEV
]) {
2688 u64 wdev_id
= nla_get_u64(tb
[NL80211_ATTR_WDEV
]);
2689 wpa_printf(MSG_DEBUG
, "nl80211: Process event on P2P device");
2690 for (bss
= &drv
->first_bss
; bss
; bss
= bss
->next
) {
2691 if (bss
->wdev_id_set
&& wdev_id
== bss
->wdev_id
) {
2692 do_process_drv_event(bss
, gnlh
->cmd
, tb
);
2696 wpa_printf(MSG_DEBUG
,
2697 "nl80211: Ignored event (cmd=%d) for foreign interface (wdev 0x%llx)",
2698 gnlh
->cmd
, (long long unsigned int) wdev_id
);
2705 static int process_global_event(struct nl_msg
*msg
, void *arg
)
2707 struct nl80211_global
*global
= arg
;
2708 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
2709 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
2710 struct wpa_driver_nl80211_data
*drv
, *tmp
;
2712 struct i802_bss
*bss
;
2714 int wdev_id_set
= 0;
2716 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
2717 genlmsg_attrlen(gnlh
, 0), NULL
);
2719 if (tb
[NL80211_ATTR_IFINDEX
])
2720 ifidx
= nla_get_u32(tb
[NL80211_ATTR_IFINDEX
]);
2721 else if (tb
[NL80211_ATTR_WDEV
]) {
2722 wdev_id
= nla_get_u64(tb
[NL80211_ATTR_WDEV
]);
2726 dl_list_for_each_safe(drv
, tmp
, &global
->interfaces
,
2727 struct wpa_driver_nl80211_data
, list
) {
2728 for (bss
= &drv
->first_bss
; bss
; bss
= bss
->next
) {
2729 if ((ifidx
== -1 && !wdev_id_set
) ||
2730 ifidx
== bss
->ifindex
||
2731 (wdev_id_set
&& bss
->wdev_id_set
&&
2732 wdev_id
== bss
->wdev_id
)) {
2733 do_process_drv_event(bss
, gnlh
->cmd
, tb
);
2743 static int process_bss_event(struct nl_msg
*msg
, void *arg
)
2745 struct i802_bss
*bss
= arg
;
2746 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
2747 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
2749 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
2750 genlmsg_attrlen(gnlh
, 0), NULL
);
2752 wpa_printf(MSG_DEBUG
, "nl80211: BSS Event %d (%s) received for %s",
2753 gnlh
->cmd
, nl80211_command_to_string(gnlh
->cmd
),
2756 switch (gnlh
->cmd
) {
2757 case NL80211_CMD_FRAME
:
2758 case NL80211_CMD_FRAME_TX_STATUS
:
2759 mlme_event(bss
, gnlh
->cmd
, tb
[NL80211_ATTR_FRAME
],
2760 tb
[NL80211_ATTR_MAC
], tb
[NL80211_ATTR_TIMED_OUT
],
2761 tb
[NL80211_ATTR_WIPHY_FREQ
], tb
[NL80211_ATTR_ACK
],
2762 tb
[NL80211_ATTR_COOKIE
],
2763 tb
[NL80211_ATTR_RX_SIGNAL_DBM
]);
2765 case NL80211_CMD_UNEXPECTED_FRAME
:
2766 nl80211_spurious_frame(bss
, tb
, 0);
2768 case NL80211_CMD_UNEXPECTED_4ADDR_FRAME
:
2769 nl80211_spurious_frame(bss
, tb
, 1);
2772 wpa_printf(MSG_DEBUG
, "nl80211: Ignored unknown event "
2773 "(cmd=%d)", gnlh
->cmd
);
2781 static void wpa_driver_nl80211_event_receive(int sock
, void *eloop_ctx
,
2784 struct nl_cb
*cb
= eloop_ctx
;
2786 wpa_printf(MSG_MSGDUMP
, "nl80211: Event message available");
2788 nl_recvmsgs(handle
, cb
);
2793 * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
2794 * @priv: driver_nl80211 private data
2795 * @alpha2_arg: country to which to switch to
2796 * Returns: 0 on success, -1 on failure
2798 * This asks nl80211 to set the regulatory domain for given
2799 * country ISO / IEC alpha2.
2801 static int wpa_driver_nl80211_set_country(void *priv
, const char *alpha2_arg
)
2803 struct i802_bss
*bss
= priv
;
2804 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2808 msg
= nlmsg_alloc();
2812 alpha2
[0] = alpha2_arg
[0];
2813 alpha2
[1] = alpha2_arg
[1];
2816 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_REQ_SET_REG
);
2818 NLA_PUT_STRING(msg
, NL80211_ATTR_REG_ALPHA2
, alpha2
);
2819 if (send_and_recv_msgs(drv
, msg
, NULL
, NULL
))
2828 static int protocol_feature_handler(struct nl_msg
*msg
, void *arg
)
2831 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
2832 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
2834 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
2835 genlmsg_attrlen(gnlh
, 0), NULL
);
2837 if (tb_msg
[NL80211_ATTR_PROTOCOL_FEATURES
])
2838 *feat
= nla_get_u32(tb_msg
[NL80211_ATTR_PROTOCOL_FEATURES
]);
2844 static u32
get_nl80211_protocol_features(struct wpa_driver_nl80211_data
*drv
)
2849 msg
= nlmsg_alloc();
2851 goto nla_put_failure
;
2853 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_PROTOCOL_FEATURES
);
2854 if (send_and_recv_msgs(drv
, msg
, protocol_feature_handler
, &feat
) == 0)
2864 struct wiphy_info_data
{
2865 struct wpa_driver_nl80211_data
*drv
;
2866 struct wpa_driver_capa
*capa
;
2868 unsigned int error
:1;
2869 unsigned int device_ap_sme
:1;
2870 unsigned int poll_command_supported
:1;
2871 unsigned int data_tx_status
:1;
2872 unsigned int monitor_supported
:1;
2873 unsigned int auth_supported
:1;
2874 unsigned int connect_supported
:1;
2875 unsigned int p2p_go_supported
:1;
2876 unsigned int p2p_client_supported
:1;
2877 unsigned int p2p_concurrent
:1;
2878 unsigned int p2p_multichan_concurrent
:1;
2882 static unsigned int probe_resp_offload_support(int supp_protocols
)
2884 unsigned int prot
= 0;
2886 if (supp_protocols
& NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS
)
2887 prot
|= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS
;
2888 if (supp_protocols
& NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2
)
2889 prot
|= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS2
;
2890 if (supp_protocols
& NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P
)
2891 prot
|= WPA_DRIVER_PROBE_RESP_OFFLOAD_P2P
;
2892 if (supp_protocols
& NL80211_PROBE_RESP_OFFLOAD_SUPPORT_80211U
)
2893 prot
|= WPA_DRIVER_PROBE_RESP_OFFLOAD_INTERWORKING
;
2899 static void wiphy_info_supported_iftypes(struct wiphy_info_data
*info
,
2902 struct nlattr
*nl_mode
;
2908 nla_for_each_nested(nl_mode
, tb
, i
) {
2909 switch (nla_type(nl_mode
)) {
2910 case NL80211_IFTYPE_AP
:
2911 info
->capa
->flags
|= WPA_DRIVER_FLAGS_AP
;
2913 case NL80211_IFTYPE_ADHOC
:
2914 info
->capa
->flags
|= WPA_DRIVER_FLAGS_IBSS
;
2916 case NL80211_IFTYPE_P2P_DEVICE
:
2917 info
->capa
->flags
|=
2918 WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE
;
2920 case NL80211_IFTYPE_P2P_GO
:
2921 info
->p2p_go_supported
= 1;
2923 case NL80211_IFTYPE_P2P_CLIENT
:
2924 info
->p2p_client_supported
= 1;
2926 case NL80211_IFTYPE_MONITOR
:
2927 info
->monitor_supported
= 1;
2934 static int wiphy_info_iface_comb_process(struct wiphy_info_data
*info
,
2935 struct nlattr
*nl_combi
)
2937 struct nlattr
*tb_comb
[NUM_NL80211_IFACE_COMB
];
2938 struct nlattr
*tb_limit
[NUM_NL80211_IFACE_LIMIT
];
2939 struct nlattr
*nl_limit
, *nl_mode
;
2940 int err
, rem_limit
, rem_mode
;
2941 int combination_has_p2p
= 0, combination_has_mgd
= 0;
2942 static struct nla_policy
2943 iface_combination_policy
[NUM_NL80211_IFACE_COMB
] = {
2944 [NL80211_IFACE_COMB_LIMITS
] = { .type
= NLA_NESTED
},
2945 [NL80211_IFACE_COMB_MAXNUM
] = { .type
= NLA_U32
},
2946 [NL80211_IFACE_COMB_STA_AP_BI_MATCH
] = { .type
= NLA_FLAG
},
2947 [NL80211_IFACE_COMB_NUM_CHANNELS
] = { .type
= NLA_U32
},
2948 [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
] = { .type
= NLA_U32
},
2950 iface_limit_policy
[NUM_NL80211_IFACE_LIMIT
] = {
2951 [NL80211_IFACE_LIMIT_TYPES
] = { .type
= NLA_NESTED
},
2952 [NL80211_IFACE_LIMIT_MAX
] = { .type
= NLA_U32
},
2955 err
= nla_parse_nested(tb_comb
, MAX_NL80211_IFACE_COMB
,
2956 nl_combi
, iface_combination_policy
);
2957 if (err
|| !tb_comb
[NL80211_IFACE_COMB_LIMITS
] ||
2958 !tb_comb
[NL80211_IFACE_COMB_MAXNUM
] ||
2959 !tb_comb
[NL80211_IFACE_COMB_NUM_CHANNELS
])
2960 return 0; /* broken combination */
2962 if (tb_comb
[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
])
2963 info
->capa
->flags
|= WPA_DRIVER_FLAGS_RADAR
;
2965 nla_for_each_nested(nl_limit
, tb_comb
[NL80211_IFACE_COMB_LIMITS
],
2967 err
= nla_parse_nested(tb_limit
, MAX_NL80211_IFACE_LIMIT
,
2968 nl_limit
, iface_limit_policy
);
2969 if (err
|| !tb_limit
[NL80211_IFACE_LIMIT_TYPES
])
2970 return 0; /* broken combination */
2972 nla_for_each_nested(nl_mode
,
2973 tb_limit
[NL80211_IFACE_LIMIT_TYPES
],
2975 int ift
= nla_type(nl_mode
);
2976 if (ift
== NL80211_IFTYPE_P2P_GO
||
2977 ift
== NL80211_IFTYPE_P2P_CLIENT
)
2978 combination_has_p2p
= 1;
2979 if (ift
== NL80211_IFTYPE_STATION
)
2980 combination_has_mgd
= 1;
2982 if (combination_has_p2p
&& combination_has_mgd
)
2986 if (combination_has_p2p
&& combination_has_mgd
) {
2987 info
->p2p_concurrent
= 1;
2988 if (nla_get_u32(tb_comb
[NL80211_IFACE_COMB_NUM_CHANNELS
]) > 1)
2989 info
->p2p_multichan_concurrent
= 1;
2997 static void wiphy_info_iface_comb(struct wiphy_info_data
*info
,
3000 struct nlattr
*nl_combi
;
3006 nla_for_each_nested(nl_combi
, tb
, rem_combi
) {
3007 if (wiphy_info_iface_comb_process(info
, nl_combi
) > 0)
3013 static void wiphy_info_supp_cmds(struct wiphy_info_data
*info
,
3016 struct nlattr
*nl_cmd
;
3022 nla_for_each_nested(nl_cmd
, tb
, i
) {
3023 switch (nla_get_u32(nl_cmd
)) {
3024 case NL80211_CMD_AUTHENTICATE
:
3025 info
->auth_supported
= 1;
3027 case NL80211_CMD_CONNECT
:
3028 info
->connect_supported
= 1;
3030 case NL80211_CMD_START_SCHED_SCAN
:
3031 info
->capa
->sched_scan_supported
= 1;
3033 case NL80211_CMD_PROBE_CLIENT
:
3034 info
->poll_command_supported
= 1;
3041 static void wiphy_info_max_roc(struct wpa_driver_capa
*capa
,
3045 capa
->max_remain_on_chan
= nla_get_u32(tb
);
3049 static void wiphy_info_tdls(struct wpa_driver_capa
*capa
, struct nlattr
*tdls
,
3050 struct nlattr
*ext_setup
)
3055 wpa_printf(MSG_DEBUG
, "nl80211: TDLS supported");
3056 capa
->flags
|= WPA_DRIVER_FLAGS_TDLS_SUPPORT
;
3059 wpa_printf(MSG_DEBUG
, "nl80211: TDLS external setup");
3060 capa
->flags
|= WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP
;
3065 static void wiphy_info_feature_flags(struct wiphy_info_data
*info
,
3069 struct wpa_driver_capa
*capa
= info
->capa
;
3074 flags
= nla_get_u32(tb
);
3076 if (flags
& NL80211_FEATURE_SK_TX_STATUS
)
3077 info
->data_tx_status
= 1;
3079 if (flags
& NL80211_FEATURE_INACTIVITY_TIMER
)
3080 capa
->flags
|= WPA_DRIVER_FLAGS_INACTIVITY_TIMER
;
3082 if (flags
& NL80211_FEATURE_SAE
)
3083 capa
->flags
|= WPA_DRIVER_FLAGS_SAE
;
3085 if (flags
& NL80211_FEATURE_NEED_OBSS_SCAN
)
3086 capa
->flags
|= WPA_DRIVER_FLAGS_OBSS_SCAN
;
3090 static void wiphy_info_probe_resp_offload(struct wpa_driver_capa
*capa
,
3098 protocols
= nla_get_u32(tb
);
3099 wpa_printf(MSG_DEBUG
, "nl80211: Supports Probe Response offload in AP "
3101 capa
->flags
|= WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD
;
3102 capa
->probe_resp_offloads
= probe_resp_offload_support(protocols
);
3106 static int wiphy_info_handler(struct nl_msg
*msg
, void *arg
)
3108 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
3109 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
3110 struct wiphy_info_data
*info
= arg
;
3111 struct wpa_driver_capa
*capa
= info
->capa
;
3112 struct wpa_driver_nl80211_data
*drv
= info
->drv
;
3114 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
3115 genlmsg_attrlen(gnlh
, 0), NULL
);
3117 if (tb
[NL80211_ATTR_WIPHY_NAME
])
3118 os_strncpy(drv
->phyname
,
3119 nla_get_string(tb
[NL80211_ATTR_WIPHY_NAME
]),
3120 sizeof(drv
->phyname
));
3121 if (tb
[NL80211_ATTR_MAX_NUM_SCAN_SSIDS
])
3122 capa
->max_scan_ssids
=
3123 nla_get_u8(tb
[NL80211_ATTR_MAX_NUM_SCAN_SSIDS
]);
3125 if (tb
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS
])
3126 capa
->max_sched_scan_ssids
=
3127 nla_get_u8(tb
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS
]);
3129 if (tb
[NL80211_ATTR_MAX_MATCH_SETS
])
3130 capa
->max_match_sets
=
3131 nla_get_u8(tb
[NL80211_ATTR_MAX_MATCH_SETS
]);
3133 if (tb
[NL80211_ATTR_MAC_ACL_MAX
])
3134 capa
->max_acl_mac_addrs
=
3135 nla_get_u8(tb
[NL80211_ATTR_MAC_ACL_MAX
]);
3137 wiphy_info_supported_iftypes(info
, tb
[NL80211_ATTR_SUPPORTED_IFTYPES
]);
3138 wiphy_info_iface_comb(info
, tb
[NL80211_ATTR_INTERFACE_COMBINATIONS
]);
3139 wiphy_info_supp_cmds(info
, tb
[NL80211_ATTR_SUPPORTED_COMMANDS
]);
3141 if (tb
[NL80211_ATTR_OFFCHANNEL_TX_OK
]) {
3142 wpa_printf(MSG_DEBUG
, "nl80211: Using driver-based "
3144 capa
->flags
|= WPA_DRIVER_FLAGS_OFFCHANNEL_TX
;
3147 if (tb
[NL80211_ATTR_ROAM_SUPPORT
]) {
3148 wpa_printf(MSG_DEBUG
, "nl80211: Using driver-based roaming");
3149 capa
->flags
|= WPA_DRIVER_FLAGS_BSS_SELECTION
;
3152 wiphy_info_max_roc(capa
,
3153 tb
[NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION
]);
3155 if (tb
[NL80211_ATTR_SUPPORT_AP_UAPSD
])
3156 capa
->flags
|= WPA_DRIVER_FLAGS_AP_UAPSD
;
3158 wiphy_info_tdls(capa
, tb
[NL80211_ATTR_TDLS_SUPPORT
],
3159 tb
[NL80211_ATTR_TDLS_EXTERNAL_SETUP
]);
3161 if (tb
[NL80211_ATTR_DEVICE_AP_SME
])
3162 info
->device_ap_sme
= 1;
3164 wiphy_info_feature_flags(info
, tb
[NL80211_ATTR_FEATURE_FLAGS
]);
3165 wiphy_info_probe_resp_offload(capa
,
3166 tb
[NL80211_ATTR_PROBE_RESP_OFFLOAD
]);
3168 if (tb
[NL80211_ATTR_EXT_CAPA
] && tb
[NL80211_ATTR_EXT_CAPA_MASK
] &&
3169 drv
->extended_capa
== NULL
) {
3170 drv
->extended_capa
=
3171 os_malloc(nla_len(tb
[NL80211_ATTR_EXT_CAPA
]));
3172 if (drv
->extended_capa
) {
3173 os_memcpy(drv
->extended_capa
,
3174 nla_data(tb
[NL80211_ATTR_EXT_CAPA
]),
3175 nla_len(tb
[NL80211_ATTR_EXT_CAPA
]));
3176 drv
->extended_capa_len
=
3177 nla_len(tb
[NL80211_ATTR_EXT_CAPA
]);
3179 drv
->extended_capa_mask
=
3180 os_malloc(nla_len(tb
[NL80211_ATTR_EXT_CAPA
]));
3181 if (drv
->extended_capa_mask
) {
3182 os_memcpy(drv
->extended_capa_mask
,
3183 nla_data(tb
[NL80211_ATTR_EXT_CAPA
]),
3184 nla_len(tb
[NL80211_ATTR_EXT_CAPA
]));
3186 os_free(drv
->extended_capa
);
3187 drv
->extended_capa
= NULL
;
3188 drv
->extended_capa_len
= 0;
3196 static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data
*drv
,
3197 struct wiphy_info_data
*info
)
3202 os_memset(info
, 0, sizeof(*info
));
3203 info
->capa
= &drv
->capa
;
3206 msg
= nlmsg_alloc();
3210 feat
= get_nl80211_protocol_features(drv
);
3211 if (feat
& NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP
)
3212 nl80211_cmd(drv
, msg
, NLM_F_DUMP
, NL80211_CMD_GET_WIPHY
);
3214 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_WIPHY
);
3216 NLA_PUT_FLAG(msg
, NL80211_ATTR_SPLIT_WIPHY_DUMP
);
3217 if (nl80211_set_iface_id(msg
, &drv
->first_bss
) < 0)
3218 goto nla_put_failure
;
3220 if (send_and_recv_msgs(drv
, msg
, wiphy_info_handler
, info
))
3223 if (info
->auth_supported
)
3224 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_SME
;
3225 else if (!info
->connect_supported
) {
3226 wpa_printf(MSG_INFO
, "nl80211: Driver does not support "
3227 "authentication/association or connect commands");
3231 if (info
->p2p_go_supported
&& info
->p2p_client_supported
)
3232 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_CAPABLE
;
3233 if (info
->p2p_concurrent
) {
3234 wpa_printf(MSG_DEBUG
, "nl80211: Use separate P2P group "
3235 "interface (driver advertised support)");
3236 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_CONCURRENT
;
3237 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P
;
3239 if (info
->p2p_multichan_concurrent
) {
3240 wpa_printf(MSG_DEBUG
, "nl80211: Enable multi-channel "
3241 "concurrent (driver advertised support)");
3242 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT
;
3245 /* default to 5000 since early versions of mac80211 don't set it */
3246 if (!drv
->capa
.max_remain_on_chan
)
3247 drv
->capa
.max_remain_on_chan
= 5000;
3256 static int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data
*drv
)
3258 struct wiphy_info_data info
;
3259 if (wpa_driver_nl80211_get_info(drv
, &info
))
3265 drv
->has_capability
= 1;
3266 /* For now, assume TKIP, CCMP, WPA, WPA2 are supported */
3267 drv
->capa
.key_mgmt
= WPA_DRIVER_CAPA_KEY_MGMT_WPA
|
3268 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK
|
3269 WPA_DRIVER_CAPA_KEY_MGMT_WPA2
|
3270 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK
;
3271 drv
->capa
.enc
= WPA_DRIVER_CAPA_ENC_WEP40
|
3272 WPA_DRIVER_CAPA_ENC_WEP104
|
3273 WPA_DRIVER_CAPA_ENC_TKIP
|
3274 WPA_DRIVER_CAPA_ENC_CCMP
;
3275 drv
->capa
.auth
= WPA_DRIVER_AUTH_OPEN
|
3276 WPA_DRIVER_AUTH_SHARED
|
3277 WPA_DRIVER_AUTH_LEAP
;
3279 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_SANE_ERROR_CODES
;
3280 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE
;
3281 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_EAPOL_TX_STATUS
;
3283 if (!info
.device_ap_sme
) {
3284 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS
;
3287 * No AP SME is currently assumed to also indicate no AP MLME
3288 * in the driver/firmware.
3290 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_AP_MLME
;
3293 drv
->device_ap_sme
= info
.device_ap_sme
;
3294 drv
->poll_command_supported
= info
.poll_command_supported
;
3295 drv
->data_tx_status
= info
.data_tx_status
;
3298 * If poll command and tx status are supported, mac80211 is new enough
3299 * to have everything we need to not need monitor interfaces.
3301 drv
->use_monitor
= !info
.poll_command_supported
|| !info
.data_tx_status
;
3303 if (drv
->device_ap_sme
&& drv
->use_monitor
) {
3305 * Non-mac80211 drivers may not support monitor interface.
3306 * Make sure we do not get stuck with incorrect capability here
3307 * by explicitly testing this.
3309 if (!info
.monitor_supported
) {
3310 wpa_printf(MSG_DEBUG
, "nl80211: Disable use_monitor "
3311 "with device_ap_sme since no monitor mode "
3312 "support detected");
3313 drv
->use_monitor
= 0;
3318 * If we aren't going to use monitor interfaces, but the
3319 * driver doesn't support data TX status, we won't get TX
3320 * status for EAPOL frames.
3322 if (!drv
->use_monitor
&& !info
.data_tx_status
)
3323 drv
->capa
.flags
&= ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS
;
3330 static int android_genl_ctrl_resolve(struct nl_handle
*handle
,
3334 * Android ICS has very minimal genl_ctrl_resolve() implementation, so
3335 * need to work around that.
3337 struct nl_cache
*cache
= NULL
;
3338 struct genl_family
*nl80211
= NULL
;
3341 if (genl_ctrl_alloc_cache(handle
, &cache
) < 0) {
3342 wpa_printf(MSG_ERROR
, "nl80211: Failed to allocate generic "
3347 nl80211
= genl_ctrl_search_by_name(cache
, name
);
3348 if (nl80211
== NULL
)
3351 id
= genl_family_get_id(nl80211
);
3355 genl_family_put(nl80211
);
3357 nl_cache_free(cache
);
3361 #define genl_ctrl_resolve android_genl_ctrl_resolve
3362 #endif /* ANDROID */
3365 static int wpa_driver_nl80211_init_nl_global(struct nl80211_global
*global
)
3369 global
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
3370 if (global
->nl_cb
== NULL
) {
3371 wpa_printf(MSG_ERROR
, "nl80211: Failed to allocate netlink "
3376 global
->nl
= nl_create_handle(global
->nl_cb
, "nl");
3377 if (global
->nl
== NULL
)
3380 global
->nl80211_id
= genl_ctrl_resolve(global
->nl
, "nl80211");
3381 if (global
->nl80211_id
< 0) {
3382 wpa_printf(MSG_ERROR
, "nl80211: 'nl80211' generic netlink not "
3387 global
->nl_event
= nl_create_handle(global
->nl_cb
, "event");
3388 if (global
->nl_event
== NULL
)
3391 ret
= nl_get_multicast_id(global
, "nl80211", "scan");
3393 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
3395 wpa_printf(MSG_ERROR
, "nl80211: Could not add multicast "
3396 "membership for scan events: %d (%s)",
3397 ret
, strerror(-ret
));
3401 ret
= nl_get_multicast_id(global
, "nl80211", "mlme");
3403 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
3405 wpa_printf(MSG_ERROR
, "nl80211: Could not add multicast "
3406 "membership for mlme events: %d (%s)",
3407 ret
, strerror(-ret
));
3411 ret
= nl_get_multicast_id(global
, "nl80211", "regulatory");
3413 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
3415 wpa_printf(MSG_DEBUG
, "nl80211: Could not add multicast "
3416 "membership for regulatory events: %d (%s)",
3417 ret
, strerror(-ret
));
3418 /* Continue without regulatory events */
3421 nl_cb_set(global
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
,
3422 no_seq_check
, NULL
);
3423 nl_cb_set(global
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
3424 process_global_event
, global
);
3426 eloop_register_read_sock(nl_socket_get_fd(global
->nl_event
),
3427 wpa_driver_nl80211_event_receive
,
3428 global
->nl_cb
, global
->nl_event
);
3433 nl_destroy_handles(&global
->nl_event
);
3434 nl_destroy_handles(&global
->nl
);
3435 nl_cb_put(global
->nl_cb
);
3436 global
->nl_cb
= NULL
;
3441 static int wpa_driver_nl80211_init_nl(struct wpa_driver_nl80211_data
*drv
)
3443 drv
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
3445 wpa_printf(MSG_ERROR
, "nl80211: Failed to alloc cb struct");
3449 nl_cb_set(drv
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
,
3450 no_seq_check
, NULL
);
3451 nl_cb_set(drv
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
3452 process_drv_event
, drv
);
3458 static void wpa_driver_nl80211_rfkill_blocked(void *ctx
)
3460 wpa_printf(MSG_DEBUG
, "nl80211: RFKILL blocked");
3462 * This may be for any interface; use ifdown event to disable
3468 static void wpa_driver_nl80211_rfkill_unblocked(void *ctx
)
3470 struct wpa_driver_nl80211_data
*drv
= ctx
;
3471 wpa_printf(MSG_DEBUG
, "nl80211: RFKILL unblocked");
3472 if (linux_set_iface_flags(drv
->global
->ioctl_sock
,
3473 drv
->first_bss
.ifname
, 1)) {
3474 wpa_printf(MSG_DEBUG
, "nl80211: Could not set interface UP "
3475 "after rfkill unblock");
3478 /* rtnetlink ifup handler will report interface as enabled */
3482 static void wpa_driver_nl80211_handle_eapol_tx_status(int sock
,
3486 struct wpa_driver_nl80211_data
*drv
= eloop_ctx
;
3491 struct cmsghdr
*cmsg
;
3492 int res
, found_ee
= 0, found_wifi
= 0, acked
= 0;
3493 union wpa_event_data event
;
3495 memset(&msg
, 0, sizeof(msg
));
3496 msg
.msg_iov
= &entry
;
3498 entry
.iov_base
= data
;
3499 entry
.iov_len
= sizeof(data
);
3500 msg
.msg_control
= &control
;
3501 msg
.msg_controllen
= sizeof(control
);
3503 res
= recvmsg(sock
, &msg
, MSG_ERRQUEUE
);
3504 /* if error or not fitting 802.3 header, return */
3508 for (cmsg
= CMSG_FIRSTHDR(&msg
); cmsg
; cmsg
= CMSG_NXTHDR(&msg
, cmsg
))
3510 if (cmsg
->cmsg_level
== SOL_SOCKET
&&
3511 cmsg
->cmsg_type
== SCM_WIFI_STATUS
) {
3515 ack
= (void *)CMSG_DATA(cmsg
);
3519 if (cmsg
->cmsg_level
== SOL_PACKET
&&
3520 cmsg
->cmsg_type
== PACKET_TX_TIMESTAMP
) {
3521 struct sock_extended_err
*err
=
3522 (struct sock_extended_err
*)CMSG_DATA(cmsg
);
3524 if (err
->ee_origin
== SO_EE_ORIGIN_TXSTATUS
)
3529 if (!found_ee
|| !found_wifi
)
3532 memset(&event
, 0, sizeof(event
));
3533 event
.eapol_tx_status
.dst
= data
;
3534 event
.eapol_tx_status
.data
= data
+ 14;
3535 event
.eapol_tx_status
.data_len
= res
- 14;
3536 event
.eapol_tx_status
.ack
= acked
;
3537 wpa_supplicant_event(drv
->ctx
, EVENT_EAPOL_TX_STATUS
, &event
);
3541 static int nl80211_init_bss(struct i802_bss
*bss
)
3543 bss
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
3547 nl_cb_set(bss
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
,
3548 no_seq_check
, NULL
);
3549 nl_cb_set(bss
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
3550 process_bss_event
, bss
);
3556 static void nl80211_destroy_bss(struct i802_bss
*bss
)
3558 nl_cb_put(bss
->nl_cb
);
3564 * wpa_driver_nl80211_init - Initialize nl80211 driver interface
3565 * @ctx: context to be used when calling wpa_supplicant functions,
3566 * e.g., wpa_supplicant_event()
3567 * @ifname: interface name, e.g., wlan0
3568 * @global_priv: private driver global data from global_init()
3569 * Returns: Pointer to private data, %NULL on failure
3571 static void * wpa_driver_nl80211_init(void *ctx
, const char *ifname
,
3574 struct wpa_driver_nl80211_data
*drv
;
3575 struct rfkill_config
*rcfg
;
3576 struct i802_bss
*bss
;
3578 if (global_priv
== NULL
)
3580 drv
= os_zalloc(sizeof(*drv
));
3583 drv
->global
= global_priv
;
3585 bss
= &drv
->first_bss
;
3589 os_strlcpy(bss
->ifname
, ifname
, sizeof(bss
->ifname
));
3590 drv
->monitor_ifidx
= -1;
3591 drv
->monitor_sock
= -1;
3592 drv
->eapol_tx_sock
= -1;
3593 drv
->ap_scan_as_station
= NL80211_IFTYPE_UNSPECIFIED
;
3595 if (wpa_driver_nl80211_init_nl(drv
)) {
3600 if (nl80211_init_bss(bss
))
3603 rcfg
= os_zalloc(sizeof(*rcfg
));
3607 os_strlcpy(rcfg
->ifname
, ifname
, sizeof(rcfg
->ifname
));
3608 rcfg
->blocked_cb
= wpa_driver_nl80211_rfkill_blocked
;
3609 rcfg
->unblocked_cb
= wpa_driver_nl80211_rfkill_unblocked
;
3610 drv
->rfkill
= rfkill_init(rcfg
);
3611 if (drv
->rfkill
== NULL
) {
3612 wpa_printf(MSG_DEBUG
, "nl80211: RFKILL status not available");
3616 if (wpa_driver_nl80211_finish_drv_init(drv
))
3619 drv
->eapol_tx_sock
= socket(PF_PACKET
, SOCK_DGRAM
, 0);
3620 if (drv
->eapol_tx_sock
< 0)
3623 if (drv
->data_tx_status
) {
3626 if (setsockopt(drv
->eapol_tx_sock
, SOL_SOCKET
, SO_WIFI_STATUS
,
3627 &enabled
, sizeof(enabled
)) < 0) {
3628 wpa_printf(MSG_DEBUG
,
3629 "nl80211: wifi status sockopt failed\n");
3630 drv
->data_tx_status
= 0;
3631 if (!drv
->use_monitor
)
3633 ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS
;
3635 eloop_register_read_sock(drv
->eapol_tx_sock
,
3636 wpa_driver_nl80211_handle_eapol_tx_status
,
3642 dl_list_add(&drv
->global
->interfaces
, &drv
->list
);
3643 drv
->in_interface_list
= 1;
3649 wpa_driver_nl80211_deinit(bss
);
3654 static int nl80211_register_frame(struct i802_bss
*bss
,
3655 struct nl_handle
*nl_handle
,
3656 u16 type
, const u8
*match
, size_t match_len
)
3658 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3662 msg
= nlmsg_alloc();
3666 wpa_printf(MSG_DEBUG
, "nl80211: Register frame type=0x%x nl_handle=%p",
3668 wpa_hexdump(MSG_DEBUG
, "nl80211: Register frame match",
3671 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_REGISTER_ACTION
);
3673 if (nl80211_set_iface_id(msg
, bss
) < 0)
3674 goto nla_put_failure
;
3676 NLA_PUT_U16(msg
, NL80211_ATTR_FRAME_TYPE
, type
);
3677 NLA_PUT(msg
, NL80211_ATTR_FRAME_MATCH
, match_len
, match
);
3679 ret
= send_and_recv(drv
->global
, nl_handle
, msg
, NULL
, NULL
);
3682 wpa_printf(MSG_DEBUG
, "nl80211: Register frame command "
3683 "failed (type=%u): ret=%d (%s)",
3684 type
, ret
, strerror(-ret
));
3685 wpa_hexdump(MSG_DEBUG
, "nl80211: Register frame match",
3687 goto nla_put_failure
;
3696 static int nl80211_alloc_mgmt_handle(struct i802_bss
*bss
)
3698 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3701 wpa_printf(MSG_DEBUG
, "nl80211: Mgmt reporting "
3702 "already on! (nl_mgmt=%p)", bss
->nl_mgmt
);
3706 bss
->nl_mgmt
= nl_create_handle(drv
->nl_cb
, "mgmt");
3707 if (bss
->nl_mgmt
== NULL
)
3710 eloop_register_read_sock(nl_socket_get_fd(bss
->nl_mgmt
),
3711 wpa_driver_nl80211_event_receive
, bss
->nl_cb
,
3718 static int nl80211_register_action_frame(struct i802_bss
*bss
,
3719 const u8
*match
, size_t match_len
)
3721 u16 type
= (WLAN_FC_TYPE_MGMT
<< 2) | (WLAN_FC_STYPE_ACTION
<< 4);
3722 return nl80211_register_frame(bss
, bss
->nl_mgmt
,
3723 type
, match
, match_len
);
3727 static int nl80211_mgmt_subscribe_non_ap(struct i802_bss
*bss
)
3729 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3731 if (nl80211_alloc_mgmt_handle(bss
))
3733 wpa_printf(MSG_DEBUG
, "nl80211: Subscribe to mgmt frames with non-AP "
3734 "handle %p", bss
->nl_mgmt
);
3736 #if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING)
3737 /* GAS Initial Request */
3738 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0a", 2) < 0)
3740 /* GAS Initial Response */
3741 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0b", 2) < 0)
3743 /* GAS Comeback Request */
3744 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0c", 2) < 0)
3746 /* GAS Comeback Response */
3747 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0d", 2) < 0)
3749 #endif /* CONFIG_P2P || CONFIG_INTERWORKING */
3751 /* P2P Public Action */
3752 if (nl80211_register_action_frame(bss
,
3753 (u8
*) "\x04\x09\x50\x6f\x9a\x09",
3757 if (nl80211_register_action_frame(bss
,
3758 (u8
*) "\x7f\x50\x6f\x9a\x09",
3761 #endif /* CONFIG_P2P */
3762 #ifdef CONFIG_IEEE80211W
3763 /* SA Query Response */
3764 if (nl80211_register_action_frame(bss
, (u8
*) "\x08\x01", 2) < 0)
3766 #endif /* CONFIG_IEEE80211W */
3768 if ((drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
)) {
3769 /* TDLS Discovery Response */
3770 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0e", 2) <
3774 #endif /* CONFIG_TDLS */
3776 /* FT Action frames */
3777 if (nl80211_register_action_frame(bss
, (u8
*) "\x06", 1) < 0)
3780 drv
->capa
.key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FT
|
3781 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK
;
3783 /* WNM - BSS Transition Management Request */
3784 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x07", 2) < 0)
3786 /* WNM-Sleep Mode Response */
3787 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x11", 2) < 0)
3794 static int nl80211_register_spurious_class3(struct i802_bss
*bss
)
3796 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3800 msg
= nlmsg_alloc();
3804 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_UNEXPECTED_FRAME
);
3806 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, bss
->ifindex
);
3808 ret
= send_and_recv(drv
->global
, bss
->nl_mgmt
, msg
, NULL
, NULL
);
3811 wpa_printf(MSG_DEBUG
, "nl80211: Register spurious class3 "
3812 "failed: ret=%d (%s)",
3813 ret
, strerror(-ret
));
3814 goto nla_put_failure
;
3823 static int nl80211_mgmt_subscribe_ap(struct i802_bss
*bss
)
3825 static const int stypes
[] = {
3827 WLAN_FC_STYPE_ASSOC_REQ
,
3828 WLAN_FC_STYPE_REASSOC_REQ
,
3829 WLAN_FC_STYPE_DISASSOC
,
3830 WLAN_FC_STYPE_DEAUTH
,
3831 WLAN_FC_STYPE_ACTION
,
3832 WLAN_FC_STYPE_PROBE_REQ
,
3833 /* Beacon doesn't work as mac80211 doesn't currently allow
3834 * it, but it wouldn't really be the right thing anyway as
3835 * it isn't per interface ... maybe just dump the scan
3836 * results periodically for OLBC?
3838 // WLAN_FC_STYPE_BEACON,
3842 if (nl80211_alloc_mgmt_handle(bss
))
3844 wpa_printf(MSG_DEBUG
, "nl80211: Subscribe to mgmt frames with AP "
3845 "handle %p", bss
->nl_mgmt
);
3847 for (i
= 0; i
< sizeof(stypes
) / sizeof(stypes
[0]); i
++) {
3848 if (nl80211_register_frame(bss
, bss
->nl_mgmt
,
3849 (WLAN_FC_TYPE_MGMT
<< 2) |
3856 if (nl80211_register_spurious_class3(bss
))
3859 if (nl80211_get_wiphy_data_ap(bss
) == NULL
)
3865 eloop_unregister_read_sock(nl_socket_get_fd(bss
->nl_mgmt
));
3866 nl_destroy_handles(&bss
->nl_mgmt
);
3871 static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss
*bss
)
3873 if (nl80211_alloc_mgmt_handle(bss
))
3875 wpa_printf(MSG_DEBUG
, "nl80211: Subscribe to mgmt frames with AP "
3876 "handle %p (device SME)", bss
->nl_mgmt
);
3878 if (nl80211_register_frame(bss
, bss
->nl_mgmt
,
3879 (WLAN_FC_TYPE_MGMT
<< 2) |
3880 (WLAN_FC_STYPE_ACTION
<< 4),
3887 eloop_unregister_read_sock(nl_socket_get_fd(bss
->nl_mgmt
));
3888 nl_destroy_handles(&bss
->nl_mgmt
);
3893 static void nl80211_mgmt_unsubscribe(struct i802_bss
*bss
, const char *reason
)
3895 if (bss
->nl_mgmt
== NULL
)
3897 wpa_printf(MSG_DEBUG
, "nl80211: Unsubscribe mgmt frames handle %p "
3898 "(%s)", bss
->nl_mgmt
, reason
);
3899 eloop_unregister_read_sock(nl_socket_get_fd(bss
->nl_mgmt
));
3900 nl_destroy_handles(&bss
->nl_mgmt
);
3902 nl80211_put_wiphy_data_ap(bss
);
3906 static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx
, void *timeout_ctx
)
3908 wpa_supplicant_event(timeout_ctx
, EVENT_INTERFACE_DISABLED
, NULL
);
3912 static void nl80211_del_p2pdev(struct i802_bss
*bss
)
3914 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3918 msg
= nlmsg_alloc();
3922 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_DEL_INTERFACE
);
3923 NLA_PUT_U64(msg
, NL80211_ATTR_WDEV
, bss
->wdev_id
);
3925 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3928 wpa_printf(MSG_DEBUG
, "nl80211: Delete P2P Device %s (0x%llx): %s",
3929 bss
->ifname
, (long long unsigned int) bss
->wdev_id
,
3937 static int nl80211_set_p2pdev(struct i802_bss
*bss
, int start
)
3939 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3943 msg
= nlmsg_alloc();
3948 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_START_P2P_DEVICE
);
3950 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_STOP_P2P_DEVICE
);
3952 NLA_PUT_U64(msg
, NL80211_ATTR_WDEV
, bss
->wdev_id
);
3954 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3957 wpa_printf(MSG_DEBUG
, "nl80211: %s P2P Device %s (0x%llx): %s",
3958 start
? "Start" : "Stop",
3959 bss
->ifname
, (long long unsigned int) bss
->wdev_id
,
3968 static int i802_set_iface_flags(struct i802_bss
*bss
, int up
)
3970 enum nl80211_iftype nlmode
;
3972 nlmode
= nl80211_get_ifmode(bss
);
3973 if (nlmode
!= NL80211_IFTYPE_P2P_DEVICE
) {
3974 return linux_set_iface_flags(bss
->drv
->global
->ioctl_sock
,
3978 /* P2P Device has start/stop which is equivalent */
3979 return nl80211_set_p2pdev(bss
, up
);
3984 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data
*drv
)
3987 enum nl80211_iftype nlmode
= NL80211_IFTYPE_STATION
;
3988 #endif /* HOSTAPD */
3989 struct i802_bss
*bss
= &drv
->first_bss
;
3990 int send_rfkill_event
= 0;
3993 drv
->ifindex
= if_nametoindex(bss
->ifname
);
3994 bss
->ifindex
= drv
->ifindex
;
3995 bss
->wdev_id
= drv
->global
->if_add_wdevid
;
3996 bss
->wdev_id_set
= drv
->global
->if_add_wdevid_set
;
3998 dynamic_if
= drv
->ifindex
== drv
->global
->if_add_ifindex
;
3999 dynamic_if
= dynamic_if
|| drv
->global
->if_add_wdevid_set
;
4000 drv
->global
->if_add_wdevid_set
= 0;
4002 if (wpa_driver_nl80211_capa(drv
))
4005 wpa_printf(MSG_DEBUG
, "nl80211: interface %s in phy %s",
4006 bss
->ifname
, drv
->phyname
);
4010 nlmode
= nl80211_get_ifmode(bss
);
4013 * Make sure the interface starts up in station mode unless this is a
4014 * dynamically added interface (e.g., P2P) that was already configured
4015 * with proper iftype.
4017 if (wpa_driver_nl80211_set_mode(bss
, nlmode
) < 0) {
4018 wpa_printf(MSG_ERROR
, "nl80211: Could not configure driver to use managed mode");
4021 drv
->nlmode
= nlmode
;
4023 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
) {
4024 int ret
= nl80211_set_p2pdev(bss
, 1);
4026 wpa_printf(MSG_ERROR
, "nl80211: Could not start P2P device");
4027 nl80211_get_macaddr(bss
);
4031 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 1)) {
4032 if (rfkill_is_blocked(drv
->rfkill
)) {
4033 wpa_printf(MSG_DEBUG
, "nl80211: Could not yet enable "
4034 "interface '%s' due to rfkill",
4036 drv
->if_disabled
= 1;
4037 send_rfkill_event
= 1;
4039 wpa_printf(MSG_ERROR
, "nl80211: Could not set "
4040 "interface '%s' UP", bss
->ifname
);
4045 netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
,
4046 1, IF_OPER_DORMANT
);
4047 #endif /* HOSTAPD */
4049 if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
4053 if (send_rfkill_event
) {
4054 eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill
,
4062 static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data
*drv
)
4066 msg
= nlmsg_alloc();
4070 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_DEL_BEACON
);
4071 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
4073 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4081 * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
4082 * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
4084 * Shut down driver interface and processing of driver events. Free
4085 * private data buffer if one was allocated in wpa_driver_nl80211_init().
4087 static void wpa_driver_nl80211_deinit(struct i802_bss
*bss
)
4089 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4092 if (drv
->data_tx_status
)
4093 eloop_unregister_read_sock(drv
->eapol_tx_sock
);
4094 if (drv
->eapol_tx_sock
>= 0)
4095 close(drv
->eapol_tx_sock
);
4098 wpa_driver_nl80211_probe_req_report(bss
, 0);
4099 if (bss
->added_if_into_bridge
) {
4100 if (linux_br_del_if(drv
->global
->ioctl_sock
, bss
->brname
,
4102 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
4103 "interface %s from bridge %s: %s",
4104 bss
->ifname
, bss
->brname
, strerror(errno
));
4106 if (bss
->added_bridge
) {
4107 if (linux_br_del(drv
->global
->ioctl_sock
, bss
->brname
) < 0)
4108 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
4110 bss
->brname
, strerror(errno
));
4113 nl80211_remove_monitor_interface(drv
);
4115 if (is_ap_interface(drv
->nlmode
))
4116 wpa_driver_nl80211_del_beacon(drv
);
4119 if (drv
->last_freq_ht
) {
4120 /* Clear HT flags from the driver */
4121 struct hostapd_freq_params freq
;
4122 os_memset(&freq
, 0, sizeof(freq
));
4123 freq
.freq
= drv
->last_freq
;
4124 wpa_driver_nl80211_set_freq(bss
, &freq
);
4127 if (drv
->eapol_sock
>= 0) {
4128 eloop_unregister_read_sock(drv
->eapol_sock
);
4129 close(drv
->eapol_sock
);
4132 if (drv
->if_indices
!= drv
->default_if_indices
)
4133 os_free(drv
->if_indices
);
4134 #endif /* HOSTAPD */
4136 if (drv
->disabled_11b_rates
)
4137 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 0);
4139 netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
, 0,
4141 rfkill_deinit(drv
->rfkill
);
4143 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout
, drv
, drv
->ctx
);
4145 (void) i802_set_iface_flags(bss
, 0);
4146 if (drv
->nlmode
!= NL80211_IFTYPE_P2P_DEVICE
) {
4147 wpa_driver_nl80211_set_mode(bss
, NL80211_IFTYPE_STATION
);
4149 nl80211_mgmt_unsubscribe(bss
, "deinit");
4150 nl80211_del_p2pdev(bss
);
4152 nl_cb_put(drv
->nl_cb
);
4154 nl80211_destroy_bss(&drv
->first_bss
);
4156 os_free(drv
->filter_ssids
);
4158 os_free(drv
->auth_ie
);
4160 if (drv
->in_interface_list
)
4161 dl_list_del(&drv
->list
);
4163 os_free(drv
->extended_capa
);
4164 os_free(drv
->extended_capa_mask
);
4170 * wpa_driver_nl80211_scan_timeout - Scan timeout to report scan completion
4171 * @eloop_ctx: Driver private data
4172 * @timeout_ctx: ctx argument given to wpa_driver_nl80211_init()
4174 * This function can be used as registered timeout when starting a scan to
4175 * generate a scan completed event if the driver does not report this.
4177 static void wpa_driver_nl80211_scan_timeout(void *eloop_ctx
, void *timeout_ctx
)
4179 struct wpa_driver_nl80211_data
*drv
= eloop_ctx
;
4180 if (drv
->ap_scan_as_station
!= NL80211_IFTYPE_UNSPECIFIED
) {
4181 wpa_driver_nl80211_set_mode(&drv
->first_bss
,
4182 drv
->ap_scan_as_station
);
4183 drv
->ap_scan_as_station
= NL80211_IFTYPE_UNSPECIFIED
;
4185 wpa_printf(MSG_DEBUG
, "Scan timeout - try to get results");
4186 wpa_supplicant_event(timeout_ctx
, EVENT_SCAN_RESULTS
, NULL
);
4190 static struct nl_msg
*
4191 nl80211_scan_common(struct wpa_driver_nl80211_data
*drv
, u8 cmd
,
4192 struct wpa_driver_scan_params
*params
, u64
*wdev_id
)
4197 msg
= nlmsg_alloc();
4201 nl80211_cmd(drv
, msg
, 0, cmd
);
4204 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
4206 NLA_PUT_U64(msg
, NL80211_ATTR_WDEV
, *wdev_id
);
4208 if (params
->num_ssids
) {
4209 struct nlattr
*ssids
;
4211 ssids
= nla_nest_start(msg
, NL80211_ATTR_SCAN_SSIDS
);
4214 for (i
= 0; i
< params
->num_ssids
; i
++) {
4215 wpa_hexdump_ascii(MSG_MSGDUMP
, "nl80211: Scan SSID",
4216 params
->ssids
[i
].ssid
,
4217 params
->ssids
[i
].ssid_len
);
4218 if (nla_put(msg
, i
+ 1, params
->ssids
[i
].ssid_len
,
4219 params
->ssids
[i
].ssid
) < 0)
4222 nla_nest_end(msg
, ssids
);
4225 if (params
->extra_ies
) {
4226 wpa_hexdump(MSG_MSGDUMP
, "nl80211: Scan extra IEs",
4227 params
->extra_ies
, params
->extra_ies_len
);
4228 if (nla_put(msg
, NL80211_ATTR_IE
, params
->extra_ies_len
,
4229 params
->extra_ies
) < 0)
4233 if (params
->freqs
) {
4234 struct nlattr
*freqs
;
4235 freqs
= nla_nest_start(msg
, NL80211_ATTR_SCAN_FREQUENCIES
);
4238 for (i
= 0; params
->freqs
[i
]; i
++) {
4239 wpa_printf(MSG_MSGDUMP
, "nl80211: Scan frequency %u "
4240 "MHz", params
->freqs
[i
]);
4241 if (nla_put_u32(msg
, i
+ 1, params
->freqs
[i
]) < 0)
4244 nla_nest_end(msg
, freqs
);
4247 os_free(drv
->filter_ssids
);
4248 drv
->filter_ssids
= params
->filter_ssids
;
4249 params
->filter_ssids
= NULL
;
4250 drv
->num_filter_ssids
= params
->num_filter_ssids
;
4262 * wpa_driver_nl80211_scan - Request the driver to initiate scan
4263 * @bss: Pointer to private driver data from wpa_driver_nl80211_init()
4264 * @params: Scan parameters
4265 * Returns: 0 on success, -1 on failure
4267 static int wpa_driver_nl80211_scan(struct i802_bss
*bss
,
4268 struct wpa_driver_scan_params
*params
)
4270 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4271 int ret
= -1, timeout
;
4272 struct nl_msg
*msg
= NULL
;
4274 wpa_dbg(drv
->ctx
, MSG_DEBUG
, "nl80211: scan request");
4275 drv
->scan_for_auth
= 0;
4277 msg
= nl80211_scan_common(drv
, NL80211_CMD_TRIGGER_SCAN
, params
,
4278 bss
->wdev_id_set
? &bss
->wdev_id
: NULL
);
4282 if (params
->p2p_probe
) {
4283 struct nlattr
*rates
;
4285 wpa_printf(MSG_DEBUG
, "nl80211: P2P probe - mask SuppRates");
4287 rates
= nla_nest_start(msg
, NL80211_ATTR_SCAN_SUPP_RATES
);
4289 goto nla_put_failure
;
4292 * Remove 2.4 GHz rates 1, 2, 5.5, 11 Mbps from supported rates
4293 * by masking out everything else apart from the OFDM rates 6,
4294 * 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS rates. All 5 GHz
4295 * rates are left enabled.
4297 NLA_PUT(msg
, NL80211_BAND_2GHZ
, 8,
4298 "\x0c\x12\x18\x24\x30\x48\x60\x6c");
4299 nla_nest_end(msg
, rates
);
4301 NLA_PUT_FLAG(msg
, NL80211_ATTR_TX_NO_CCK_RATE
);
4304 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4307 wpa_printf(MSG_DEBUG
, "nl80211: Scan trigger failed: ret=%d "
4308 "(%s)", ret
, strerror(-ret
));
4310 if (is_ap_interface(drv
->nlmode
)) {
4312 * mac80211 does not allow scan requests in AP mode, so
4313 * try to do this in station mode.
4315 if (wpa_driver_nl80211_set_mode(
4316 bss
, NL80211_IFTYPE_STATION
))
4317 goto nla_put_failure
;
4319 if (wpa_driver_nl80211_scan(bss
, params
)) {
4320 wpa_driver_nl80211_set_mode(bss
, drv
->nlmode
);
4321 goto nla_put_failure
;
4324 /* Restore AP mode when processing scan results */
4325 drv
->ap_scan_as_station
= drv
->nlmode
;
4328 goto nla_put_failure
;
4330 goto nla_put_failure
;
4331 #endif /* HOSTAPD */
4334 /* Not all drivers generate "scan completed" wireless event, so try to
4335 * read results after a timeout. */
4337 if (drv
->scan_complete_events
) {
4339 * The driver seems to deliver events to notify when scan is
4340 * complete, so use longer timeout to avoid race conditions
4341 * with scanning and following association request.
4345 wpa_printf(MSG_DEBUG
, "Scan requested (ret=%d) - scan timeout %d "
4346 "seconds", ret
, timeout
);
4347 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout
, drv
, drv
->ctx
);
4348 eloop_register_timeout(timeout
, 0, wpa_driver_nl80211_scan_timeout
,
4358 * wpa_driver_nl80211_sched_scan - Initiate a scheduled scan
4359 * @priv: Pointer to private driver data from wpa_driver_nl80211_init()
4360 * @params: Scan parameters
4361 * @interval: Interval between scan cycles in milliseconds
4362 * Returns: 0 on success, -1 on failure or if not supported
4364 static int wpa_driver_nl80211_sched_scan(void *priv
,
4365 struct wpa_driver_scan_params
*params
,
4368 struct i802_bss
*bss
= priv
;
4369 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4374 wpa_dbg(drv
->ctx
, MSG_DEBUG
, "nl80211: sched_scan request");
4377 if (!drv
->capa
.sched_scan_supported
)
4378 return android_pno_start(bss
, params
);
4379 #endif /* ANDROID */
4381 msg
= nl80211_scan_common(drv
, NL80211_CMD_START_SCHED_SCAN
, params
,
4382 bss
->wdev_id_set
? &bss
->wdev_id
: NULL
);
4384 goto nla_put_failure
;
4386 NLA_PUT_U32(msg
, NL80211_ATTR_SCHED_SCAN_INTERVAL
, interval
);
4388 if ((drv
->num_filter_ssids
&&
4389 (int) drv
->num_filter_ssids
<= drv
->capa
.max_match_sets
) ||
4390 params
->filter_rssi
) {
4391 struct nlattr
*match_sets
;
4392 match_sets
= nla_nest_start(msg
, NL80211_ATTR_SCHED_SCAN_MATCH
);
4393 if (match_sets
== NULL
)
4394 goto nla_put_failure
;
4396 for (i
= 0; i
< drv
->num_filter_ssids
; i
++) {
4397 struct nlattr
*match_set_ssid
;
4398 wpa_hexdump_ascii(MSG_MSGDUMP
,
4399 "nl80211: Sched scan filter SSID",
4400 drv
->filter_ssids
[i
].ssid
,
4401 drv
->filter_ssids
[i
].ssid_len
);
4403 match_set_ssid
= nla_nest_start(msg
, i
+ 1);
4404 if (match_set_ssid
== NULL
)
4405 goto nla_put_failure
;
4406 NLA_PUT(msg
, NL80211_ATTR_SCHED_SCAN_MATCH_SSID
,
4407 drv
->filter_ssids
[i
].ssid_len
,
4408 drv
->filter_ssids
[i
].ssid
);
4410 nla_nest_end(msg
, match_set_ssid
);
4413 if (params
->filter_rssi
) {
4414 struct nlattr
*match_set_rssi
;
4415 match_set_rssi
= nla_nest_start(msg
, 0);
4416 if (match_set_rssi
== NULL
)
4417 goto nla_put_failure
;
4418 NLA_PUT_U32(msg
, NL80211_SCHED_SCAN_MATCH_ATTR_RSSI
,
4419 params
->filter_rssi
);
4420 wpa_printf(MSG_MSGDUMP
,
4421 "nl80211: Sched scan RSSI filter %d dBm",
4422 params
->filter_rssi
);
4423 nla_nest_end(msg
, match_set_rssi
);
4426 nla_nest_end(msg
, match_sets
);
4429 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4431 /* TODO: if we get an error here, we should fall back to normal scan */
4435 wpa_printf(MSG_DEBUG
, "nl80211: Sched scan start failed: "
4436 "ret=%d (%s)", ret
, strerror(-ret
));
4437 goto nla_put_failure
;
4440 wpa_printf(MSG_DEBUG
, "nl80211: Sched scan requested (ret=%d) - "
4441 "scan interval %d msec", ret
, interval
);
4450 * wpa_driver_nl80211_stop_sched_scan - Stop a scheduled scan
4451 * @priv: Pointer to private driver data from wpa_driver_nl80211_init()
4452 * Returns: 0 on success, -1 on failure or if not supported
4454 static int wpa_driver_nl80211_stop_sched_scan(void *priv
)
4456 struct i802_bss
*bss
= priv
;
4457 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4462 if (!drv
->capa
.sched_scan_supported
)
4463 return android_pno_stop(bss
);
4464 #endif /* ANDROID */
4466 msg
= nlmsg_alloc();
4470 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_STOP_SCHED_SCAN
);
4472 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
4474 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4477 wpa_printf(MSG_DEBUG
, "nl80211: Sched scan stop failed: "
4478 "ret=%d (%s)", ret
, strerror(-ret
));
4479 goto nla_put_failure
;
4482 wpa_printf(MSG_DEBUG
, "nl80211: Sched scan stop sent (ret=%d)", ret
);
4490 static const u8
* nl80211_get_ie(const u8
*ies
, size_t ies_len
, u8 ie
)
4492 const u8
*end
, *pos
;
4498 end
= ies
+ ies_len
;
4500 while (pos
+ 1 < end
) {
4501 if (pos
+ 2 + pos
[1] > end
)
4512 static int nl80211_scan_filtered(struct wpa_driver_nl80211_data
*drv
,
4513 const u8
*ie
, size_t ie_len
)
4518 if (drv
->filter_ssids
== NULL
)
4521 ssid
= nl80211_get_ie(ie
, ie_len
, WLAN_EID_SSID
);
4525 for (i
= 0; i
< drv
->num_filter_ssids
; i
++) {
4526 if (ssid
[1] == drv
->filter_ssids
[i
].ssid_len
&&
4527 os_memcmp(ssid
+ 2, drv
->filter_ssids
[i
].ssid
, ssid
[1]) ==
4536 static int bss_info_handler(struct nl_msg
*msg
, void *arg
)
4538 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
4539 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
4540 struct nlattr
*bss
[NL80211_BSS_MAX
+ 1];
4541 static struct nla_policy bss_policy
[NL80211_BSS_MAX
+ 1] = {
4542 [NL80211_BSS_BSSID
] = { .type
= NLA_UNSPEC
},
4543 [NL80211_BSS_FREQUENCY
] = { .type
= NLA_U32
},
4544 [NL80211_BSS_TSF
] = { .type
= NLA_U64
},
4545 [NL80211_BSS_BEACON_INTERVAL
] = { .type
= NLA_U16
},
4546 [NL80211_BSS_CAPABILITY
] = { .type
= NLA_U16
},
4547 [NL80211_BSS_INFORMATION_ELEMENTS
] = { .type
= NLA_UNSPEC
},
4548 [NL80211_BSS_SIGNAL_MBM
] = { .type
= NLA_U32
},
4549 [NL80211_BSS_SIGNAL_UNSPEC
] = { .type
= NLA_U8
},
4550 [NL80211_BSS_STATUS
] = { .type
= NLA_U32
},
4551 [NL80211_BSS_SEEN_MS_AGO
] = { .type
= NLA_U32
},
4552 [NL80211_BSS_BEACON_IES
] = { .type
= NLA_UNSPEC
},
4554 struct nl80211_bss_info_arg
*_arg
= arg
;
4555 struct wpa_scan_results
*res
= _arg
->res
;
4556 struct wpa_scan_res
**tmp
;
4557 struct wpa_scan_res
*r
;
4558 const u8
*ie
, *beacon_ie
;
4559 size_t ie_len
, beacon_ie_len
;
4563 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
4564 genlmsg_attrlen(gnlh
, 0), NULL
);
4565 if (!tb
[NL80211_ATTR_BSS
])
4567 if (nla_parse_nested(bss
, NL80211_BSS_MAX
, tb
[NL80211_ATTR_BSS
],
4570 if (bss
[NL80211_BSS_STATUS
]) {
4571 enum nl80211_bss_status status
;
4572 status
= nla_get_u32(bss
[NL80211_BSS_STATUS
]);
4573 if (status
== NL80211_BSS_STATUS_ASSOCIATED
&&
4574 bss
[NL80211_BSS_FREQUENCY
]) {
4576 nla_get_u32(bss
[NL80211_BSS_FREQUENCY
]);
4577 wpa_printf(MSG_DEBUG
, "nl80211: Associated on %u MHz",
4580 if (status
== NL80211_BSS_STATUS_ASSOCIATED
&&
4581 bss
[NL80211_BSS_BSSID
]) {
4582 os_memcpy(_arg
->assoc_bssid
,
4583 nla_data(bss
[NL80211_BSS_BSSID
]), ETH_ALEN
);
4584 wpa_printf(MSG_DEBUG
, "nl80211: Associated with "
4585 MACSTR
, MAC2STR(_arg
->assoc_bssid
));
4590 if (bss
[NL80211_BSS_INFORMATION_ELEMENTS
]) {
4591 ie
= nla_data(bss
[NL80211_BSS_INFORMATION_ELEMENTS
]);
4592 ie_len
= nla_len(bss
[NL80211_BSS_INFORMATION_ELEMENTS
]);
4597 if (bss
[NL80211_BSS_BEACON_IES
]) {
4598 beacon_ie
= nla_data(bss
[NL80211_BSS_BEACON_IES
]);
4599 beacon_ie_len
= nla_len(bss
[NL80211_BSS_BEACON_IES
]);
4605 if (nl80211_scan_filtered(_arg
->drv
, ie
? ie
: beacon_ie
,
4606 ie
? ie_len
: beacon_ie_len
))
4609 r
= os_zalloc(sizeof(*r
) + ie_len
+ beacon_ie_len
);
4612 if (bss
[NL80211_BSS_BSSID
])
4613 os_memcpy(r
->bssid
, nla_data(bss
[NL80211_BSS_BSSID
]),
4615 if (bss
[NL80211_BSS_FREQUENCY
])
4616 r
->freq
= nla_get_u32(bss
[NL80211_BSS_FREQUENCY
]);
4617 if (bss
[NL80211_BSS_BEACON_INTERVAL
])
4618 r
->beacon_int
= nla_get_u16(bss
[NL80211_BSS_BEACON_INTERVAL
]);
4619 if (bss
[NL80211_BSS_CAPABILITY
])
4620 r
->caps
= nla_get_u16(bss
[NL80211_BSS_CAPABILITY
]);
4621 r
->flags
|= WPA_SCAN_NOISE_INVALID
;
4622 if (bss
[NL80211_BSS_SIGNAL_MBM
]) {
4623 r
->level
= nla_get_u32(bss
[NL80211_BSS_SIGNAL_MBM
]);
4624 r
->level
/= 100; /* mBm to dBm */
4625 r
->flags
|= WPA_SCAN_LEVEL_DBM
| WPA_SCAN_QUAL_INVALID
;
4626 } else if (bss
[NL80211_BSS_SIGNAL_UNSPEC
]) {
4627 r
->level
= nla_get_u8(bss
[NL80211_BSS_SIGNAL_UNSPEC
]);
4628 r
->flags
|= WPA_SCAN_QUAL_INVALID
;
4630 r
->flags
|= WPA_SCAN_LEVEL_INVALID
| WPA_SCAN_QUAL_INVALID
;
4631 if (bss
[NL80211_BSS_TSF
])
4632 r
->tsf
= nla_get_u64(bss
[NL80211_BSS_TSF
]);
4633 if (bss
[NL80211_BSS_SEEN_MS_AGO
])
4634 r
->age
= nla_get_u32(bss
[NL80211_BSS_SEEN_MS_AGO
]);
4636 pos
= (u8
*) (r
+ 1);
4638 os_memcpy(pos
, ie
, ie_len
);
4641 r
->beacon_ie_len
= beacon_ie_len
;
4643 os_memcpy(pos
, beacon_ie
, beacon_ie_len
);
4645 if (bss
[NL80211_BSS_STATUS
]) {
4646 enum nl80211_bss_status status
;
4647 status
= nla_get_u32(bss
[NL80211_BSS_STATUS
]);
4649 case NL80211_BSS_STATUS_AUTHENTICATED
:
4650 r
->flags
|= WPA_SCAN_AUTHENTICATED
;
4652 case NL80211_BSS_STATUS_ASSOCIATED
:
4653 r
->flags
|= WPA_SCAN_ASSOCIATED
;
4661 * cfg80211 maintains separate BSS table entries for APs if the same
4662 * BSSID,SSID pair is seen on multiple channels. wpa_supplicant does
4663 * not use frequency as a separate key in the BSS table, so filter out
4664 * duplicated entries. Prefer associated BSS entry in such a case in
4665 * order to get the correct frequency into the BSS table.
4667 for (i
= 0; i
< res
->num
; i
++) {
4669 if (os_memcmp(res
->res
[i
]->bssid
, r
->bssid
, ETH_ALEN
) != 0)
4672 s1
= nl80211_get_ie((u8
*) (res
->res
[i
] + 1),
4673 res
->res
[i
]->ie_len
, WLAN_EID_SSID
);
4674 s2
= nl80211_get_ie((u8
*) (r
+ 1), r
->ie_len
, WLAN_EID_SSID
);
4675 if (s1
== NULL
|| s2
== NULL
|| s1
[1] != s2
[1] ||
4676 os_memcmp(s1
, s2
, 2 + s1
[1]) != 0)
4679 /* Same BSSID,SSID was already included in scan results */
4680 wpa_printf(MSG_DEBUG
, "nl80211: Remove duplicated scan result "
4681 "for " MACSTR
, MAC2STR(r
->bssid
));
4683 if ((r
->flags
& WPA_SCAN_ASSOCIATED
) &&
4684 !(res
->res
[i
]->flags
& WPA_SCAN_ASSOCIATED
)) {
4685 os_free(res
->res
[i
]);
4692 tmp
= os_realloc_array(res
->res
, res
->num
+ 1,
4693 sizeof(struct wpa_scan_res
*));
4698 tmp
[res
->num
++] = r
;
4705 static void clear_state_mismatch(struct wpa_driver_nl80211_data
*drv
,
4708 if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
) {
4709 wpa_printf(MSG_DEBUG
, "nl80211: Clear possible state "
4710 "mismatch (" MACSTR
")", MAC2STR(addr
));
4711 wpa_driver_nl80211_mlme(drv
, addr
,
4712 NL80211_CMD_DEAUTHENTICATE
,
4713 WLAN_REASON_PREV_AUTH_NOT_VALID
, 1);
4718 static void wpa_driver_nl80211_check_bss_status(
4719 struct wpa_driver_nl80211_data
*drv
, struct wpa_scan_results
*res
)
4723 for (i
= 0; i
< res
->num
; i
++) {
4724 struct wpa_scan_res
*r
= res
->res
[i
];
4725 if (r
->flags
& WPA_SCAN_AUTHENTICATED
) {
4726 wpa_printf(MSG_DEBUG
, "nl80211: Scan results "
4727 "indicates BSS status with " MACSTR
4728 " as authenticated",
4730 if (is_sta_interface(drv
->nlmode
) &&
4731 os_memcmp(r
->bssid
, drv
->bssid
, ETH_ALEN
) != 0 &&
4732 os_memcmp(r
->bssid
, drv
->auth_bssid
, ETH_ALEN
) !=
4734 wpa_printf(MSG_DEBUG
, "nl80211: Unknown BSSID"
4735 " in local state (auth=" MACSTR
4736 " assoc=" MACSTR
")",
4737 MAC2STR(drv
->auth_bssid
),
4738 MAC2STR(drv
->bssid
));
4739 clear_state_mismatch(drv
, r
->bssid
);
4743 if (r
->flags
& WPA_SCAN_ASSOCIATED
) {
4744 wpa_printf(MSG_DEBUG
, "nl80211: Scan results "
4745 "indicate BSS status with " MACSTR
4748 if (is_sta_interface(drv
->nlmode
) &&
4750 wpa_printf(MSG_DEBUG
, "nl80211: Local state "
4751 "(not associated) does not match "
4753 clear_state_mismatch(drv
, r
->bssid
);
4754 } else if (is_sta_interface(drv
->nlmode
) &&
4755 os_memcmp(drv
->bssid
, r
->bssid
, ETH_ALEN
) !=
4757 wpa_printf(MSG_DEBUG
, "nl80211: Local state "
4758 "(associated with " MACSTR
") does "
4759 "not match with BSS state",
4760 MAC2STR(drv
->bssid
));
4761 clear_state_mismatch(drv
, r
->bssid
);
4762 clear_state_mismatch(drv
, drv
->bssid
);
4769 static struct wpa_scan_results
*
4770 nl80211_get_scan_results(struct wpa_driver_nl80211_data
*drv
)
4773 struct wpa_scan_results
*res
;
4775 struct nl80211_bss_info_arg arg
;
4777 res
= os_zalloc(sizeof(*res
));
4780 msg
= nlmsg_alloc();
4782 goto nla_put_failure
;
4784 nl80211_cmd(drv
, msg
, NLM_F_DUMP
, NL80211_CMD_GET_SCAN
);
4785 if (nl80211_set_iface_id(msg
, &drv
->first_bss
) < 0)
4786 goto nla_put_failure
;
4790 ret
= send_and_recv_msgs(drv
, msg
, bss_info_handler
, &arg
);
4793 wpa_printf(MSG_DEBUG
, "nl80211: Received scan results (%lu "
4794 "BSSes)", (unsigned long) res
->num
);
4795 nl80211_get_noise_for_scan_results(drv
, res
);
4798 wpa_printf(MSG_DEBUG
, "nl80211: Scan result fetch failed: ret=%d "
4799 "(%s)", ret
, strerror(-ret
));
4802 wpa_scan_results_free(res
);
4808 * wpa_driver_nl80211_get_scan_results - Fetch the latest scan results
4809 * @priv: Pointer to private wext data from wpa_driver_nl80211_init()
4810 * Returns: Scan results on success, -1 on failure
4812 static struct wpa_scan_results
*
4813 wpa_driver_nl80211_get_scan_results(void *priv
)
4815 struct i802_bss
*bss
= priv
;
4816 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4817 struct wpa_scan_results
*res
;
4819 res
= nl80211_get_scan_results(drv
);
4821 wpa_driver_nl80211_check_bss_status(drv
, res
);
4826 static void nl80211_dump_scan(struct wpa_driver_nl80211_data
*drv
)
4828 struct wpa_scan_results
*res
;
4831 res
= nl80211_get_scan_results(drv
);
4833 wpa_printf(MSG_DEBUG
, "nl80211: Failed to get scan results");
4837 wpa_printf(MSG_DEBUG
, "nl80211: Scan result dump");
4838 for (i
= 0; i
< res
->num
; i
++) {
4839 struct wpa_scan_res
*r
= res
->res
[i
];
4840 wpa_printf(MSG_DEBUG
, "nl80211: %d/%d " MACSTR
"%s%s",
4841 (int) i
, (int) res
->num
, MAC2STR(r
->bssid
),
4842 r
->flags
& WPA_SCAN_AUTHENTICATED
? " [auth]" : "",
4843 r
->flags
& WPA_SCAN_ASSOCIATED
? " [assoc]" : "");
4846 wpa_scan_results_free(res
);
4850 static int wpa_driver_nl80211_set_key(const char *ifname
, struct i802_bss
*bss
,
4851 enum wpa_alg alg
, const u8
*addr
,
4852 int key_idx
, int set_tx
,
4853 const u8
*seq
, size_t seq_len
,
4854 const u8
*key
, size_t key_len
)
4856 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4861 /* Ignore for P2P Device */
4862 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
4865 ifindex
= if_nametoindex(ifname
);
4866 wpa_printf(MSG_DEBUG
, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
4867 "set_tx=%d seq_len=%lu key_len=%lu",
4868 __func__
, ifindex
, ifname
, alg
, addr
, key_idx
, set_tx
,
4869 (unsigned long) seq_len
, (unsigned long) key_len
);
4873 #endif /* CONFIG_TDLS */
4875 msg
= nlmsg_alloc();
4879 if (alg
== WPA_ALG_NONE
) {
4880 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_DEL_KEY
);
4882 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_NEW_KEY
);
4883 NLA_PUT(msg
, NL80211_ATTR_KEY_DATA
, key_len
, key
);
4887 NLA_PUT_U32(msg
, NL80211_ATTR_KEY_CIPHER
,
4888 WLAN_CIPHER_SUITE_WEP40
);
4890 NLA_PUT_U32(msg
, NL80211_ATTR_KEY_CIPHER
,
4891 WLAN_CIPHER_SUITE_WEP104
);
4894 NLA_PUT_U32(msg
, NL80211_ATTR_KEY_CIPHER
,
4895 WLAN_CIPHER_SUITE_TKIP
);
4898 NLA_PUT_U32(msg
, NL80211_ATTR_KEY_CIPHER
,
4899 WLAN_CIPHER_SUITE_CCMP
);
4902 NLA_PUT_U32(msg
, NL80211_ATTR_KEY_CIPHER
,
4903 WLAN_CIPHER_SUITE_GCMP
);
4906 NLA_PUT_U32(msg
, NL80211_ATTR_KEY_CIPHER
,
4907 WLAN_CIPHER_SUITE_AES_CMAC
);
4910 NLA_PUT_U32(msg
, NL80211_ATTR_KEY_CIPHER
,
4911 WLAN_CIPHER_SUITE_SMS4
);
4914 NLA_PUT_U32(msg
, NL80211_ATTR_KEY_CIPHER
,
4915 WLAN_CIPHER_SUITE_KRK
);
4918 wpa_printf(MSG_ERROR
, "%s: Unsupported encryption "
4919 "algorithm %d", __func__
, alg
);
4926 NLA_PUT(msg
, NL80211_ATTR_KEY_SEQ
, seq_len
, seq
);
4928 if (addr
&& !is_broadcast_ether_addr(addr
)) {
4929 wpa_printf(MSG_DEBUG
, " addr=" MACSTR
, MAC2STR(addr
));
4930 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
);
4932 if (alg
!= WPA_ALG_WEP
&& key_idx
&& !set_tx
) {
4933 wpa_printf(MSG_DEBUG
, " RSN IBSS RX GTK");
4934 NLA_PUT_U32(msg
, NL80211_ATTR_KEY_TYPE
,
4935 NL80211_KEYTYPE_GROUP
);
4937 } else if (addr
&& is_broadcast_ether_addr(addr
)) {
4938 struct nlattr
*types
;
4940 wpa_printf(MSG_DEBUG
, " broadcast key");
4942 types
= nla_nest_start(msg
, NL80211_ATTR_KEY_DEFAULT_TYPES
);
4944 goto nla_put_failure
;
4945 NLA_PUT_FLAG(msg
, NL80211_KEY_DEFAULT_TYPE_MULTICAST
);
4946 nla_nest_end(msg
, types
);
4948 NLA_PUT_U8(msg
, NL80211_ATTR_KEY_IDX
, key_idx
);
4949 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, ifindex
);
4951 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4952 if ((ret
== -ENOENT
|| ret
== -ENOLINK
) && alg
== WPA_ALG_NONE
)
4955 wpa_printf(MSG_DEBUG
, "nl80211: set_key failed; err=%d %s)",
4956 ret
, strerror(-ret
));
4959 * If we failed or don't need to set the default TX key (below),
4962 if (ret
|| !set_tx
|| alg
== WPA_ALG_NONE
)
4964 if (is_ap_interface(drv
->nlmode
) && addr
&&
4965 !is_broadcast_ether_addr(addr
))
4968 msg
= nlmsg_alloc();
4972 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_KEY
);
4973 NLA_PUT_U8(msg
, NL80211_ATTR_KEY_IDX
, key_idx
);
4974 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, ifindex
);
4975 if (alg
== WPA_ALG_IGTK
)
4976 NLA_PUT_FLAG(msg
, NL80211_ATTR_KEY_DEFAULT_MGMT
);
4978 NLA_PUT_FLAG(msg
, NL80211_ATTR_KEY_DEFAULT
);
4979 if (addr
&& is_broadcast_ether_addr(addr
)) {
4980 struct nlattr
*types
;
4982 types
= nla_nest_start(msg
, NL80211_ATTR_KEY_DEFAULT_TYPES
);
4984 goto nla_put_failure
;
4985 NLA_PUT_FLAG(msg
, NL80211_KEY_DEFAULT_TYPE_MULTICAST
);
4986 nla_nest_end(msg
, types
);
4988 struct nlattr
*types
;
4990 types
= nla_nest_start(msg
, NL80211_ATTR_KEY_DEFAULT_TYPES
);
4992 goto nla_put_failure
;
4993 NLA_PUT_FLAG(msg
, NL80211_KEY_DEFAULT_TYPE_UNICAST
);
4994 nla_nest_end(msg
, types
);
4997 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5001 wpa_printf(MSG_DEBUG
, "nl80211: set_key default failed; "
5002 "err=%d %s)", ret
, strerror(-ret
));
5011 static int nl_add_key(struct nl_msg
*msg
, enum wpa_alg alg
,
5012 int key_idx
, int defkey
,
5013 const u8
*seq
, size_t seq_len
,
5014 const u8
*key
, size_t key_len
)
5016 struct nlattr
*key_attr
= nla_nest_start(msg
, NL80211_ATTR_KEY
);
5020 if (defkey
&& alg
== WPA_ALG_IGTK
)
5021 NLA_PUT_FLAG(msg
, NL80211_KEY_DEFAULT_MGMT
);
5023 NLA_PUT_FLAG(msg
, NL80211_KEY_DEFAULT
);
5025 NLA_PUT_U8(msg
, NL80211_KEY_IDX
, key_idx
);
5030 NLA_PUT_U32(msg
, NL80211_KEY_CIPHER
,
5031 WLAN_CIPHER_SUITE_WEP40
);
5033 NLA_PUT_U32(msg
, NL80211_KEY_CIPHER
,
5034 WLAN_CIPHER_SUITE_WEP104
);
5037 NLA_PUT_U32(msg
, NL80211_KEY_CIPHER
, WLAN_CIPHER_SUITE_TKIP
);
5040 NLA_PUT_U32(msg
, NL80211_KEY_CIPHER
, WLAN_CIPHER_SUITE_CCMP
);
5043 NLA_PUT_U32(msg
, NL80211_KEY_CIPHER
, WLAN_CIPHER_SUITE_GCMP
);
5046 NLA_PUT_U32(msg
, NL80211_KEY_CIPHER
,
5047 WLAN_CIPHER_SUITE_AES_CMAC
);
5050 wpa_printf(MSG_ERROR
, "%s: Unsupported encryption "
5051 "algorithm %d", __func__
, alg
);
5056 NLA_PUT(msg
, NL80211_KEY_SEQ
, seq_len
, seq
);
5058 NLA_PUT(msg
, NL80211_KEY_DATA
, key_len
, key
);
5060 nla_nest_end(msg
, key_attr
);
5068 static int nl80211_set_conn_keys(struct wpa_driver_associate_params
*params
,
5072 struct nlattr
*nl_keys
, *nl_key
;
5074 for (i
= 0; i
< 4; i
++) {
5075 if (!params
->wep_key
[i
])
5080 if (params
->wps
== WPS_MODE_PRIVACY
)
5082 if (params
->pairwise_suite
&&
5083 params
->pairwise_suite
!= WPA_CIPHER_NONE
)
5089 NLA_PUT_FLAG(msg
, NL80211_ATTR_PRIVACY
);
5091 nl_keys
= nla_nest_start(msg
, NL80211_ATTR_KEYS
);
5093 goto nla_put_failure
;
5095 for (i
= 0; i
< 4; i
++) {
5096 if (!params
->wep_key
[i
])
5099 nl_key
= nla_nest_start(msg
, i
);
5101 goto nla_put_failure
;
5103 NLA_PUT(msg
, NL80211_KEY_DATA
, params
->wep_key_len
[i
],
5104 params
->wep_key
[i
]);
5105 if (params
->wep_key_len
[i
] == 5)
5106 NLA_PUT_U32(msg
, NL80211_KEY_CIPHER
,
5107 WLAN_CIPHER_SUITE_WEP40
);
5109 NLA_PUT_U32(msg
, NL80211_KEY_CIPHER
,
5110 WLAN_CIPHER_SUITE_WEP104
);
5112 NLA_PUT_U8(msg
, NL80211_KEY_IDX
, i
);
5114 if (i
== params
->wep_tx_keyidx
)
5115 NLA_PUT_FLAG(msg
, NL80211_KEY_DEFAULT
);
5117 nla_nest_end(msg
, nl_key
);
5119 nla_nest_end(msg
, nl_keys
);
5128 static int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data
*drv
,
5129 const u8
*addr
, int cmd
, u16 reason_code
,
5130 int local_state_change
)
5135 msg
= nlmsg_alloc();
5139 nl80211_cmd(drv
, msg
, 0, cmd
);
5141 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
5142 NLA_PUT_U16(msg
, NL80211_ATTR_REASON_CODE
, reason_code
);
5144 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
);
5145 if (local_state_change
)
5146 NLA_PUT_FLAG(msg
, NL80211_ATTR_LOCAL_STATE_CHANGE
);
5148 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5151 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
5152 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
5153 reason_code
, ret
, strerror(-ret
));
5154 goto nla_put_failure
;
5164 static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data
*drv
,
5169 wpa_printf(MSG_DEBUG
, "%s(reason_code=%d)", __func__
, reason_code
);
5170 nl80211_mark_disconnected(drv
);
5171 /* Disconnect command doesn't need BSSID - it uses cached value */
5172 ret
= wpa_driver_nl80211_mlme(drv
, NULL
, NL80211_CMD_DISCONNECT
,
5175 * For locally generated disconnect, supplicant already generates a
5176 * DEAUTH event, so ignore the event from NL80211.
5178 drv
->ignore_next_local_disconnect
= ret
== 0;
5184 static int wpa_driver_nl80211_deauthenticate(struct i802_bss
*bss
,
5185 const u8
*addr
, int reason_code
)
5187 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5188 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
))
5189 return wpa_driver_nl80211_disconnect(drv
, reason_code
);
5190 wpa_printf(MSG_DEBUG
, "%s(addr=" MACSTR
" reason_code=%d)",
5191 __func__
, MAC2STR(addr
), reason_code
);
5192 nl80211_mark_disconnected(drv
);
5193 if (drv
->nlmode
== NL80211_IFTYPE_ADHOC
)
5194 return nl80211_leave_ibss(drv
);
5195 return wpa_driver_nl80211_mlme(drv
, addr
, NL80211_CMD_DEAUTHENTICATE
,
5200 static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data
*drv
,
5201 struct wpa_driver_auth_params
*params
)
5205 drv
->auth_freq
= params
->freq
;
5206 drv
->auth_alg
= params
->auth_alg
;
5207 drv
->auth_wep_tx_keyidx
= params
->wep_tx_keyidx
;
5208 drv
->auth_local_state_change
= params
->local_state_change
;
5209 drv
->auth_p2p
= params
->p2p
;
5212 os_memcpy(drv
->auth_bssid_
, params
->bssid
, ETH_ALEN
);
5214 os_memset(drv
->auth_bssid_
, 0, ETH_ALEN
);
5217 os_memcpy(drv
->auth_ssid
, params
->ssid
, params
->ssid_len
);
5218 drv
->auth_ssid_len
= params
->ssid_len
;
5220 drv
->auth_ssid_len
= 0;
5223 os_free(drv
->auth_ie
);
5224 drv
->auth_ie
= NULL
;
5225 drv
->auth_ie_len
= 0;
5227 drv
->auth_ie
= os_malloc(params
->ie_len
);
5229 os_memcpy(drv
->auth_ie
, params
->ie
, params
->ie_len
);
5230 drv
->auth_ie_len
= params
->ie_len
;
5234 for (i
= 0; i
< 4; i
++) {
5235 if (params
->wep_key
[i
] && params
->wep_key_len
[i
] &&
5236 params
->wep_key_len
[i
] <= 16) {
5237 os_memcpy(drv
->auth_wep_key
[i
], params
->wep_key
[i
],
5238 params
->wep_key_len
[i
]);
5239 drv
->auth_wep_key_len
[i
] = params
->wep_key_len
[i
];
5241 drv
->auth_wep_key_len
[i
] = 0;
5246 static int wpa_driver_nl80211_authenticate(
5247 struct i802_bss
*bss
, struct wpa_driver_auth_params
*params
)
5249 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5252 enum nl80211_auth_type type
;
5253 enum nl80211_iftype nlmode
;
5257 is_retry
= drv
->retry_auth
;
5258 drv
->retry_auth
= 0;
5260 nl80211_mark_disconnected(drv
);
5261 os_memset(drv
->auth_bssid
, 0, ETH_ALEN
);
5263 os_memcpy(drv
->auth_attempt_bssid
, params
->bssid
, ETH_ALEN
);
5265 os_memset(drv
->auth_attempt_bssid
, 0, ETH_ALEN
);
5266 /* FIX: IBSS mode */
5267 nlmode
= params
->p2p
?
5268 NL80211_IFTYPE_P2P_CLIENT
: NL80211_IFTYPE_STATION
;
5269 if (drv
->nlmode
!= nlmode
&&
5270 wpa_driver_nl80211_set_mode(bss
, nlmode
) < 0)
5274 msg
= nlmsg_alloc();
5278 wpa_printf(MSG_DEBUG
, "nl80211: Authenticate (ifindex=%d)",
5281 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_AUTHENTICATE
);
5283 for (i
= 0; i
< 4; i
++) {
5284 if (!params
->wep_key
[i
])
5286 wpa_driver_nl80211_set_key(bss
->ifname
, bss
, WPA_ALG_WEP
,
5288 i
== params
->wep_tx_keyidx
, NULL
, 0,
5290 params
->wep_key_len
[i
]);
5291 if (params
->wep_tx_keyidx
!= i
)
5293 if (nl_add_key(msg
, WPA_ALG_WEP
, i
, 1, NULL
, 0,
5294 params
->wep_key
[i
], params
->wep_key_len
[i
])) {
5300 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
5301 if (params
->bssid
) {
5302 wpa_printf(MSG_DEBUG
, " * bssid=" MACSTR
,
5303 MAC2STR(params
->bssid
));
5304 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
);
5307 wpa_printf(MSG_DEBUG
, " * freq=%d", params
->freq
);
5308 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_FREQ
, params
->freq
);
5311 wpa_hexdump_ascii(MSG_DEBUG
, " * SSID",
5312 params
->ssid
, params
->ssid_len
);
5313 NLA_PUT(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
5316 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->ie
, params
->ie_len
);
5318 NLA_PUT(msg
, NL80211_ATTR_IE
, params
->ie_len
, params
->ie
);
5319 if (params
->sae_data
) {
5320 wpa_hexdump(MSG_DEBUG
, " * SAE data", params
->sae_data
,
5321 params
->sae_data_len
);
5322 NLA_PUT(msg
, NL80211_ATTR_SAE_DATA
, params
->sae_data_len
,
5325 if (params
->auth_alg
& WPA_AUTH_ALG_OPEN
)
5326 type
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
5327 else if (params
->auth_alg
& WPA_AUTH_ALG_SHARED
)
5328 type
= NL80211_AUTHTYPE_SHARED_KEY
;
5329 else if (params
->auth_alg
& WPA_AUTH_ALG_LEAP
)
5330 type
= NL80211_AUTHTYPE_NETWORK_EAP
;
5331 else if (params
->auth_alg
& WPA_AUTH_ALG_FT
)
5332 type
= NL80211_AUTHTYPE_FT
;
5333 else if (params
->auth_alg
& WPA_AUTH_ALG_SAE
)
5334 type
= NL80211_AUTHTYPE_SAE
;
5336 goto nla_put_failure
;
5337 wpa_printf(MSG_DEBUG
, " * Auth Type %d", type
);
5338 NLA_PUT_U32(msg
, NL80211_ATTR_AUTH_TYPE
, type
);
5339 if (params
->local_state_change
) {
5340 wpa_printf(MSG_DEBUG
, " * Local state change only");
5341 NLA_PUT_FLAG(msg
, NL80211_ATTR_LOCAL_STATE_CHANGE
);
5344 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5347 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
5348 "nl80211: MLME command failed (auth): ret=%d (%s)",
5349 ret
, strerror(-ret
));
5351 if (ret
== -EALREADY
&& count
== 1 && params
->bssid
&&
5352 !params
->local_state_change
) {
5354 * mac80211 does not currently accept new
5355 * authentication if we are already authenticated. As a
5356 * workaround, force deauthentication and try again.
5358 wpa_printf(MSG_DEBUG
, "nl80211: Retry authentication "
5359 "after forced deauthentication");
5360 wpa_driver_nl80211_deauthenticate(
5362 WLAN_REASON_PREV_AUTH_NOT_VALID
);
5367 if (ret
== -ENOENT
&& params
->freq
&& !is_retry
) {
5369 * cfg80211 has likely expired the BSS entry even
5370 * though it was previously available in our internal
5371 * BSS table. To recover quickly, start a single
5372 * channel scan on the specified channel.
5374 struct wpa_driver_scan_params scan
;
5377 os_memset(&scan
, 0, sizeof(scan
));
5380 scan
.ssids
[0].ssid
= params
->ssid
;
5381 scan
.ssids
[0].ssid_len
= params
->ssid_len
;
5383 freqs
[0] = params
->freq
;
5386 wpa_printf(MSG_DEBUG
, "nl80211: Trigger single "
5387 "channel scan to refresh cfg80211 BSS "
5389 ret
= wpa_driver_nl80211_scan(bss
, &scan
);
5391 nl80211_copy_auth_params(drv
, params
);
5392 drv
->scan_for_auth
= 1;
5394 } else if (is_retry
) {
5396 * Need to indicate this with an event since the return
5397 * value from the retry is not delivered to core code.
5399 union wpa_event_data event
;
5400 wpa_printf(MSG_DEBUG
, "nl80211: Authentication retry "
5402 os_memset(&event
, 0, sizeof(event
));
5403 os_memcpy(event
.timeout_event
.addr
, drv
->auth_bssid_
,
5405 wpa_supplicant_event(drv
->ctx
, EVENT_AUTH_TIMED_OUT
,
5409 goto nla_put_failure
;
5412 wpa_printf(MSG_DEBUG
, "nl80211: Authentication request send "
5421 static int wpa_driver_nl80211_authenticate_retry(
5422 struct wpa_driver_nl80211_data
*drv
)
5424 struct wpa_driver_auth_params params
;
5425 struct i802_bss
*bss
= &drv
->first_bss
;
5428 wpa_printf(MSG_DEBUG
, "nl80211: Try to authenticate again");
5430 os_memset(¶ms
, 0, sizeof(params
));
5431 params
.freq
= drv
->auth_freq
;
5432 params
.auth_alg
= drv
->auth_alg
;
5433 params
.wep_tx_keyidx
= drv
->auth_wep_tx_keyidx
;
5434 params
.local_state_change
= drv
->auth_local_state_change
;
5435 params
.p2p
= drv
->auth_p2p
;
5437 if (!is_zero_ether_addr(drv
->auth_bssid_
))
5438 params
.bssid
= drv
->auth_bssid_
;
5440 if (drv
->auth_ssid_len
) {
5441 params
.ssid
= drv
->auth_ssid
;
5442 params
.ssid_len
= drv
->auth_ssid_len
;
5445 params
.ie
= drv
->auth_ie
;
5446 params
.ie_len
= drv
->auth_ie_len
;
5448 for (i
= 0; i
< 4; i
++) {
5449 if (drv
->auth_wep_key_len
[i
]) {
5450 params
.wep_key
[i
] = drv
->auth_wep_key
[i
];
5451 params
.wep_key_len
[i
] = drv
->auth_wep_key_len
[i
];
5455 drv
->retry_auth
= 1;
5456 return wpa_driver_nl80211_authenticate(bss
, ¶ms
);
5460 struct phy_info_arg
{
5462 struct hostapd_hw_modes
*modes
;
5463 int last_mode
, last_chan_idx
;
5466 static void phy_info_ht_capa(struct hostapd_hw_modes
*mode
, struct nlattr
*capa
,
5467 struct nlattr
*ampdu_factor
,
5468 struct nlattr
*ampdu_density
,
5469 struct nlattr
*mcs_set
)
5472 mode
->ht_capab
= nla_get_u16(capa
);
5475 mode
->a_mpdu_params
|= nla_get_u8(ampdu_factor
) & 0x03;
5478 mode
->a_mpdu_params
|= nla_get_u8(ampdu_density
) << 2;
5480 if (mcs_set
&& nla_len(mcs_set
) >= 16) {
5482 mcs
= nla_data(mcs_set
);
5483 os_memcpy(mode
->mcs_set
, mcs
, 16);
5488 static void phy_info_vht_capa(struct hostapd_hw_modes
*mode
,
5489 struct nlattr
*capa
,
5490 struct nlattr
*mcs_set
)
5493 mode
->vht_capab
= nla_get_u32(capa
);
5495 if (mcs_set
&& nla_len(mcs_set
) >= 8) {
5497 mcs
= nla_data(mcs_set
);
5498 os_memcpy(mode
->vht_mcs_set
, mcs
, 8);
5503 static void phy_info_freq(struct hostapd_hw_modes
*mode
,
5504 struct hostapd_channel_data
*chan
,
5505 struct nlattr
*tb_freq
[])
5508 chan
->freq
= nla_get_u32(tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
]);
5510 if (ieee80211_freq_to_chan(chan
->freq
, &channel
) != NUM_HOSTAPD_MODES
)
5511 chan
->chan
= channel
;
5513 if (tb_freq
[NL80211_FREQUENCY_ATTR_DISABLED
])
5514 chan
->flag
|= HOSTAPD_CHAN_DISABLED
;
5515 if (tb_freq
[NL80211_FREQUENCY_ATTR_PASSIVE_SCAN
])
5516 chan
->flag
|= HOSTAPD_CHAN_PASSIVE_SCAN
;
5517 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_IBSS
])
5518 chan
->flag
|= HOSTAPD_CHAN_NO_IBSS
;
5519 if (tb_freq
[NL80211_FREQUENCY_ATTR_RADAR
])
5520 chan
->flag
|= HOSTAPD_CHAN_RADAR
;
5522 if (tb_freq
[NL80211_FREQUENCY_ATTR_MAX_TX_POWER
] &&
5523 !tb_freq
[NL80211_FREQUENCY_ATTR_DISABLED
])
5524 chan
->max_tx_power
= nla_get_u32(
5525 tb_freq
[NL80211_FREQUENCY_ATTR_MAX_TX_POWER
]) / 100;
5526 if (tb_freq
[NL80211_FREQUENCY_ATTR_DFS_STATE
]) {
5527 enum nl80211_dfs_state state
=
5528 nla_get_u32(tb_freq
[NL80211_FREQUENCY_ATTR_DFS_STATE
]);
5531 case NL80211_DFS_USABLE
:
5532 chan
->flag
|= HOSTAPD_CHAN_DFS_USABLE
;
5534 case NL80211_DFS_AVAILABLE
:
5535 chan
->flag
|= HOSTAPD_CHAN_DFS_AVAILABLE
;
5537 case NL80211_DFS_UNAVAILABLE
:
5538 chan
->flag
|= HOSTAPD_CHAN_DFS_UNAVAILABLE
;
5545 static int phy_info_freqs(struct phy_info_arg
*phy_info
,
5546 struct hostapd_hw_modes
*mode
, struct nlattr
*tb
)
5548 static struct nla_policy freq_policy
[NL80211_FREQUENCY_ATTR_MAX
+ 1] = {
5549 [NL80211_FREQUENCY_ATTR_FREQ
] = { .type
= NLA_U32
},
5550 [NL80211_FREQUENCY_ATTR_DISABLED
] = { .type
= NLA_FLAG
},
5551 [NL80211_FREQUENCY_ATTR_PASSIVE_SCAN
] = { .type
= NLA_FLAG
},
5552 [NL80211_FREQUENCY_ATTR_NO_IBSS
] = { .type
= NLA_FLAG
},
5553 [NL80211_FREQUENCY_ATTR_RADAR
] = { .type
= NLA_FLAG
},
5554 [NL80211_FREQUENCY_ATTR_MAX_TX_POWER
] = { .type
= NLA_U32
},
5555 [NL80211_FREQUENCY_ATTR_DFS_STATE
] = { .type
= NLA_U32
},
5557 int new_channels
= 0;
5558 struct hostapd_channel_data
*channel
;
5559 struct nlattr
*tb_freq
[NL80211_FREQUENCY_ATTR_MAX
+ 1];
5560 struct nlattr
*nl_freq
;
5566 nla_for_each_nested(nl_freq
, tb
, rem_freq
) {
5567 nla_parse(tb_freq
, NL80211_FREQUENCY_ATTR_MAX
,
5568 nla_data(nl_freq
), nla_len(nl_freq
), freq_policy
);
5569 if (!tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
])
5574 channel
= os_realloc_array(mode
->channels
,
5575 mode
->num_channels
+ new_channels
,
5576 sizeof(struct hostapd_channel_data
));
5580 mode
->channels
= channel
;
5581 mode
->num_channels
+= new_channels
;
5583 idx
= phy_info
->last_chan_idx
;
5585 nla_for_each_nested(nl_freq
, tb
, rem_freq
) {
5586 nla_parse(tb_freq
, NL80211_FREQUENCY_ATTR_MAX
,
5587 nla_data(nl_freq
), nla_len(nl_freq
), freq_policy
);
5588 if (!tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
])
5590 phy_info_freq(mode
, &mode
->channels
[idx
], tb_freq
);
5593 phy_info
->last_chan_idx
= idx
;
5599 static int phy_info_rates(struct hostapd_hw_modes
*mode
, struct nlattr
*tb
)
5601 static struct nla_policy rate_policy
[NL80211_BITRATE_ATTR_MAX
+ 1] = {
5602 [NL80211_BITRATE_ATTR_RATE
] = { .type
= NLA_U32
},
5603 [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE
] =
5604 { .type
= NLA_FLAG
},
5606 struct nlattr
*tb_rate
[NL80211_BITRATE_ATTR_MAX
+ 1];
5607 struct nlattr
*nl_rate
;
5613 nla_for_each_nested(nl_rate
, tb
, rem_rate
) {
5614 nla_parse(tb_rate
, NL80211_BITRATE_ATTR_MAX
,
5615 nla_data(nl_rate
), nla_len(nl_rate
),
5617 if (!tb_rate
[NL80211_BITRATE_ATTR_RATE
])
5622 mode
->rates
= os_calloc(mode
->num_rates
, sizeof(int));
5628 nla_for_each_nested(nl_rate
, tb
, rem_rate
) {
5629 nla_parse(tb_rate
, NL80211_BITRATE_ATTR_MAX
,
5630 nla_data(nl_rate
), nla_len(nl_rate
),
5632 if (!tb_rate
[NL80211_BITRATE_ATTR_RATE
])
5634 mode
->rates
[idx
] = nla_get_u32(
5635 tb_rate
[NL80211_BITRATE_ATTR_RATE
]);
5643 static int phy_info_band(struct phy_info_arg
*phy_info
, struct nlattr
*nl_band
)
5645 struct nlattr
*tb_band
[NL80211_BAND_ATTR_MAX
+ 1];
5646 struct hostapd_hw_modes
*mode
;
5649 if (phy_info
->last_mode
!= nl_band
->nla_type
) {
5650 mode
= os_realloc_array(phy_info
->modes
,
5651 *phy_info
->num_modes
+ 1,
5655 phy_info
->modes
= mode
;
5657 mode
= &phy_info
->modes
[*(phy_info
->num_modes
)];
5658 os_memset(mode
, 0, sizeof(*mode
));
5659 mode
->mode
= NUM_HOSTAPD_MODES
;
5660 mode
->flags
= HOSTAPD_MODE_FLAG_HT_INFO_KNOWN
|
5661 HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN
;
5664 * Unsupported VHT MCS stream is defined as value 3, so the VHT
5665 * MCS RX/TX map must be initialized with 0xffff to mark all 8
5666 * possible streams as unsupported. This will be overridden if
5667 * driver advertises VHT support.
5669 mode
->vht_mcs_set
[0] = 0xff;
5670 mode
->vht_mcs_set
[1] = 0xff;
5671 mode
->vht_mcs_set
[4] = 0xff;
5672 mode
->vht_mcs_set
[5] = 0xff;
5674 *(phy_info
->num_modes
) += 1;
5675 phy_info
->last_mode
= nl_band
->nla_type
;
5676 phy_info
->last_chan_idx
= 0;
5678 mode
= &phy_info
->modes
[*(phy_info
->num_modes
) - 1];
5680 nla_parse(tb_band
, NL80211_BAND_ATTR_MAX
, nla_data(nl_band
),
5681 nla_len(nl_band
), NULL
);
5683 phy_info_ht_capa(mode
, tb_band
[NL80211_BAND_ATTR_HT_CAPA
],
5684 tb_band
[NL80211_BAND_ATTR_HT_AMPDU_FACTOR
],
5685 tb_band
[NL80211_BAND_ATTR_HT_AMPDU_DENSITY
],
5686 tb_band
[NL80211_BAND_ATTR_HT_MCS_SET
]);
5687 phy_info_vht_capa(mode
, tb_band
[NL80211_BAND_ATTR_VHT_CAPA
],
5688 tb_band
[NL80211_BAND_ATTR_VHT_MCS_SET
]);
5689 ret
= phy_info_freqs(phy_info
, mode
, tb_band
[NL80211_BAND_ATTR_FREQS
]);
5692 ret
= phy_info_rates(mode
, tb_band
[NL80211_BAND_ATTR_RATES
]);
5700 static int phy_info_handler(struct nl_msg
*msg
, void *arg
)
5702 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
5703 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
5704 struct phy_info_arg
*phy_info
= arg
;
5705 struct nlattr
*nl_band
;
5708 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
5709 genlmsg_attrlen(gnlh
, 0), NULL
);
5711 if (!tb_msg
[NL80211_ATTR_WIPHY_BANDS
])
5714 nla_for_each_nested(nl_band
, tb_msg
[NL80211_ATTR_WIPHY_BANDS
], rem_band
)
5716 int res
= phy_info_band(phy_info
, nl_band
);
5725 static struct hostapd_hw_modes
*
5726 wpa_driver_nl80211_postprocess_modes(struct hostapd_hw_modes
*modes
,
5730 struct hostapd_hw_modes
*mode11g
= NULL
, *nmodes
, *mode
;
5731 int i
, mode11g_idx
= -1;
5733 /* heuristic to set up modes */
5734 for (m
= 0; m
< *num_modes
; m
++) {
5735 if (!modes
[m
].num_channels
)
5737 if (modes
[m
].channels
[0].freq
< 4000) {
5738 modes
[m
].mode
= HOSTAPD_MODE_IEEE80211B
;
5739 for (i
= 0; i
< modes
[m
].num_rates
; i
++) {
5740 if (modes
[m
].rates
[i
] > 200) {
5741 modes
[m
].mode
= HOSTAPD_MODE_IEEE80211G
;
5745 } else if (modes
[m
].channels
[0].freq
> 50000)
5746 modes
[m
].mode
= HOSTAPD_MODE_IEEE80211AD
;
5748 modes
[m
].mode
= HOSTAPD_MODE_IEEE80211A
;
5751 /* If only 802.11g mode is included, use it to construct matching
5752 * 802.11b mode data. */
5754 for (m
= 0; m
< *num_modes
; m
++) {
5755 if (modes
[m
].mode
== HOSTAPD_MODE_IEEE80211B
)
5756 return modes
; /* 802.11b already included */
5757 if (modes
[m
].mode
== HOSTAPD_MODE_IEEE80211G
)
5761 if (mode11g_idx
< 0)
5762 return modes
; /* 2.4 GHz band not supported at all */
5764 nmodes
= os_realloc_array(modes
, *num_modes
+ 1, sizeof(*nmodes
));
5766 return modes
; /* Could not add 802.11b mode */
5768 mode
= &nmodes
[*num_modes
];
5769 os_memset(mode
, 0, sizeof(*mode
));
5773 mode
->mode
= HOSTAPD_MODE_IEEE80211B
;
5775 mode11g
= &modes
[mode11g_idx
];
5776 mode
->num_channels
= mode11g
->num_channels
;
5777 mode
->channels
= os_malloc(mode11g
->num_channels
*
5778 sizeof(struct hostapd_channel_data
));
5779 if (mode
->channels
== NULL
) {
5781 return modes
; /* Could not add 802.11b mode */
5783 os_memcpy(mode
->channels
, mode11g
->channels
,
5784 mode11g
->num_channels
* sizeof(struct hostapd_channel_data
));
5786 mode
->num_rates
= 0;
5787 mode
->rates
= os_malloc(4 * sizeof(int));
5788 if (mode
->rates
== NULL
) {
5789 os_free(mode
->channels
);
5791 return modes
; /* Could not add 802.11b mode */
5794 for (i
= 0; i
< mode11g
->num_rates
; i
++) {
5795 if (mode11g
->rates
[i
] != 10 && mode11g
->rates
[i
] != 20 &&
5796 mode11g
->rates
[i
] != 55 && mode11g
->rates
[i
] != 110)
5798 mode
->rates
[mode
->num_rates
] = mode11g
->rates
[i
];
5800 if (mode
->num_rates
== 4)
5804 if (mode
->num_rates
== 0) {
5805 os_free(mode
->channels
);
5806 os_free(mode
->rates
);
5808 return modes
; /* No 802.11b rates */
5811 wpa_printf(MSG_DEBUG
, "nl80211: Added 802.11b mode based on 802.11g "
5818 static void nl80211_set_ht40_mode(struct hostapd_hw_modes
*mode
, int start
,
5823 for (c
= 0; c
< mode
->num_channels
; c
++) {
5824 struct hostapd_channel_data
*chan
= &mode
->channels
[c
];
5825 if (chan
->freq
- 10 >= start
&& chan
->freq
+ 10 <= end
)
5826 chan
->flag
|= HOSTAPD_CHAN_HT40
;
5831 static void nl80211_set_ht40_mode_sec(struct hostapd_hw_modes
*mode
, int start
,
5836 for (c
= 0; c
< mode
->num_channels
; c
++) {
5837 struct hostapd_channel_data
*chan
= &mode
->channels
[c
];
5838 if (!(chan
->flag
& HOSTAPD_CHAN_HT40
))
5840 if (chan
->freq
- 30 >= start
&& chan
->freq
- 10 <= end
)
5841 chan
->flag
|= HOSTAPD_CHAN_HT40MINUS
;
5842 if (chan
->freq
+ 10 >= start
&& chan
->freq
+ 30 <= end
)
5843 chan
->flag
|= HOSTAPD_CHAN_HT40PLUS
;
5848 static void nl80211_reg_rule_ht40(struct nlattr
*tb
[],
5849 struct phy_info_arg
*results
)
5851 u32 start
, end
, max_bw
;
5854 if (tb
[NL80211_ATTR_FREQ_RANGE_START
] == NULL
||
5855 tb
[NL80211_ATTR_FREQ_RANGE_END
] == NULL
||
5856 tb
[NL80211_ATTR_FREQ_RANGE_MAX_BW
] == NULL
)
5859 start
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_START
]) / 1000;
5860 end
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_END
]) / 1000;
5861 max_bw
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_MAX_BW
]) / 1000;
5863 wpa_printf(MSG_DEBUG
, "nl80211: %u-%u @ %u MHz",
5864 start
, end
, max_bw
);
5868 for (m
= 0; m
< *results
->num_modes
; m
++) {
5869 if (!(results
->modes
[m
].ht_capab
&
5870 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET
))
5872 nl80211_set_ht40_mode(&results
->modes
[m
], start
, end
);
5877 static void nl80211_reg_rule_sec(struct nlattr
*tb
[],
5878 struct phy_info_arg
*results
)
5880 u32 start
, end
, max_bw
;
5883 if (tb
[NL80211_ATTR_FREQ_RANGE_START
] == NULL
||
5884 tb
[NL80211_ATTR_FREQ_RANGE_END
] == NULL
||
5885 tb
[NL80211_ATTR_FREQ_RANGE_MAX_BW
] == NULL
)
5888 start
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_START
]) / 1000;
5889 end
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_END
]) / 1000;
5890 max_bw
= nla_get_u32(tb
[NL80211_ATTR_FREQ_RANGE_MAX_BW
]) / 1000;
5895 for (m
= 0; m
< *results
->num_modes
; m
++) {
5896 if (!(results
->modes
[m
].ht_capab
&
5897 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET
))
5899 nl80211_set_ht40_mode_sec(&results
->modes
[m
], start
, end
);
5904 static int nl80211_get_reg(struct nl_msg
*msg
, void *arg
)
5906 struct phy_info_arg
*results
= arg
;
5907 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
5908 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
5909 struct nlattr
*nl_rule
;
5910 struct nlattr
*tb_rule
[NL80211_FREQUENCY_ATTR_MAX
+ 1];
5912 static struct nla_policy reg_policy
[NL80211_FREQUENCY_ATTR_MAX
+ 1] = {
5913 [NL80211_ATTR_REG_RULE_FLAGS
] = { .type
= NLA_U32
},
5914 [NL80211_ATTR_FREQ_RANGE_START
] = { .type
= NLA_U32
},
5915 [NL80211_ATTR_FREQ_RANGE_END
] = { .type
= NLA_U32
},
5916 [NL80211_ATTR_FREQ_RANGE_MAX_BW
] = { .type
= NLA_U32
},
5917 [NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN
] = { .type
= NLA_U32
},
5918 [NL80211_ATTR_POWER_RULE_MAX_EIRP
] = { .type
= NLA_U32
},
5921 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
5922 genlmsg_attrlen(gnlh
, 0), NULL
);
5923 if (!tb_msg
[NL80211_ATTR_REG_ALPHA2
] ||
5924 !tb_msg
[NL80211_ATTR_REG_RULES
]) {
5925 wpa_printf(MSG_DEBUG
, "nl80211: No regulatory information "
5930 wpa_printf(MSG_DEBUG
, "nl80211: Regulatory information - country=%s",
5931 (char *) nla_data(tb_msg
[NL80211_ATTR_REG_ALPHA2
]));
5933 nla_for_each_nested(nl_rule
, tb_msg
[NL80211_ATTR_REG_RULES
], rem_rule
)
5935 nla_parse(tb_rule
, NL80211_FREQUENCY_ATTR_MAX
,
5936 nla_data(nl_rule
), nla_len(nl_rule
), reg_policy
);
5937 nl80211_reg_rule_ht40(tb_rule
, results
);
5940 nla_for_each_nested(nl_rule
, tb_msg
[NL80211_ATTR_REG_RULES
], rem_rule
)
5942 nla_parse(tb_rule
, NL80211_FREQUENCY_ATTR_MAX
,
5943 nla_data(nl_rule
), nla_len(nl_rule
), reg_policy
);
5944 nl80211_reg_rule_sec(tb_rule
, results
);
5951 static int nl80211_set_ht40_flags(struct wpa_driver_nl80211_data
*drv
,
5952 struct phy_info_arg
*results
)
5956 msg
= nlmsg_alloc();
5960 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_REG
);
5961 return send_and_recv_msgs(drv
, msg
, nl80211_get_reg
, results
);
5965 static struct hostapd_hw_modes
*
5966 wpa_driver_nl80211_get_hw_feature_data(void *priv
, u16
*num_modes
, u16
*flags
)
5969 struct i802_bss
*bss
= priv
;
5970 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5972 struct phy_info_arg result
= {
5973 .num_modes
= num_modes
,
5981 msg
= nlmsg_alloc();
5985 feat
= get_nl80211_protocol_features(drv
);
5986 if (feat
& NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP
)
5987 nl80211_cmd(drv
, msg
, NLM_F_DUMP
, NL80211_CMD_GET_WIPHY
);
5989 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_WIPHY
);
5991 NLA_PUT_FLAG(msg
, NL80211_ATTR_SPLIT_WIPHY_DUMP
);
5992 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
5994 if (send_and_recv_msgs(drv
, msg
, phy_info_handler
, &result
) == 0) {
5995 nl80211_set_ht40_flags(drv
, &result
);
5996 return wpa_driver_nl80211_postprocess_modes(result
.modes
,
6006 static int wpa_driver_nl80211_send_mntr(struct wpa_driver_nl80211_data
*drv
,
6007 const void *data
, size_t len
,
6008 int encrypt
, int noack
)
6011 0x00, 0x00, /* radiotap version */
6012 0x0e, 0x00, /* radiotap length */
6013 0x02, 0xc0, 0x00, 0x00, /* bmap: flags, tx and rx flags */
6014 IEEE80211_RADIOTAP_F_FRAG
, /* F_FRAG (fragment if required) */
6016 0x00, 0x00, /* RX and TX flags to indicate that */
6017 0x00, 0x00, /* this is the injected frame directly */
6019 struct iovec iov
[2] = {
6021 .iov_base
= &rtap_hdr
,
6022 .iov_len
= sizeof(rtap_hdr
),
6025 .iov_base
= (void *) data
,
6029 struct msghdr msg
= {
6034 .msg_control
= NULL
,
6035 .msg_controllen
= 0,
6042 rtap_hdr
[8] |= IEEE80211_RADIOTAP_F_WEP
;
6044 if (drv
->monitor_sock
< 0) {
6045 wpa_printf(MSG_DEBUG
, "nl80211: No monitor socket available "
6046 "for %s", __func__
);
6051 txflags
|= IEEE80211_RADIOTAP_F_TX_NOACK
;
6052 WPA_PUT_LE16(&rtap_hdr
[12], txflags
);
6054 res
= sendmsg(drv
->monitor_sock
, &msg
, 0);
6056 wpa_printf(MSG_INFO
, "nl80211: sendmsg: %s", strerror(errno
));
6063 static int wpa_driver_nl80211_send_frame(struct i802_bss
*bss
,
6064 const void *data
, size_t len
,
6065 int encrypt
, int noack
,
6066 unsigned int freq
, int no_cck
,
6067 int offchanok
, unsigned int wait_time
)
6069 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6075 if (drv
->use_monitor
)
6076 return wpa_driver_nl80211_send_mntr(drv
, data
, len
,
6079 return nl80211_send_frame_cmd(bss
, freq
, wait_time
, data
, len
,
6080 &cookie
, no_cck
, noack
, offchanok
);
6084 static int wpa_driver_nl80211_send_mlme(struct i802_bss
*bss
, const u8
*data
,
6085 size_t data_len
, int noack
,
6086 unsigned int freq
, int no_cck
,
6088 unsigned int wait_time
)
6090 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6091 struct ieee80211_mgmt
*mgmt
;
6095 mgmt
= (struct ieee80211_mgmt
*) data
;
6096 fc
= le_to_host16(mgmt
->frame_control
);
6098 if ((is_sta_interface(drv
->nlmode
) ||
6099 drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
) &&
6100 WLAN_FC_GET_TYPE(fc
) == WLAN_FC_TYPE_MGMT
&&
6101 WLAN_FC_GET_STYPE(fc
) == WLAN_FC_STYPE_PROBE_RESP
) {
6103 * The use of last_mgmt_freq is a bit of a hack,
6104 * but it works due to the single-threaded nature
6105 * of wpa_supplicant.
6108 freq
= drv
->last_mgmt_freq
;
6109 return nl80211_send_frame_cmd(bss
, freq
, 0,
6110 data
, data_len
, NULL
, 1, noack
,
6114 if (drv
->device_ap_sme
&& is_ap_interface(drv
->nlmode
)) {
6117 return nl80211_send_frame_cmd(bss
, freq
,
6118 (int) freq
== bss
->freq
? 0 :
6121 &drv
->send_action_cookie
,
6122 no_cck
, noack
, offchanok
);
6125 if (WLAN_FC_GET_TYPE(fc
) == WLAN_FC_TYPE_MGMT
&&
6126 WLAN_FC_GET_STYPE(fc
) == WLAN_FC_STYPE_AUTH
) {
6128 * Only one of the authentication frame types is encrypted.
6129 * In order for static WEP encryption to work properly (i.e.,
6130 * to not encrypt the frame), we need to tell mac80211 about
6131 * the frames that must not be encrypted.
6133 u16 auth_alg
= le_to_host16(mgmt
->u
.auth
.auth_alg
);
6134 u16 auth_trans
= le_to_host16(mgmt
->u
.auth
.auth_transaction
);
6135 if (auth_alg
!= WLAN_AUTH_SHARED_KEY
|| auth_trans
!= 3)
6139 return wpa_driver_nl80211_send_frame(bss
, data
, data_len
, encrypt
,
6140 noack
, freq
, no_cck
, offchanok
,
6145 static int nl80211_set_bss(struct i802_bss
*bss
, int cts
, int preamble
,
6146 int slot
, int ht_opmode
, int ap_isolate
,
6149 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6152 msg
= nlmsg_alloc();
6156 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_BSS
);
6159 NLA_PUT_U8(msg
, NL80211_ATTR_BSS_CTS_PROT
, cts
);
6161 NLA_PUT_U8(msg
, NL80211_ATTR_BSS_SHORT_PREAMBLE
, preamble
);
6163 NLA_PUT_U8(msg
, NL80211_ATTR_BSS_SHORT_SLOT_TIME
, slot
);
6165 NLA_PUT_U16(msg
, NL80211_ATTR_BSS_HT_OPMODE
, ht_opmode
);
6166 if (ap_isolate
>= 0)
6167 NLA_PUT_U8(msg
, NL80211_ATTR_AP_ISOLATE
, ap_isolate
);
6170 u8 rates
[NL80211_MAX_SUPP_RATES
];
6174 for (i
= 0; i
< NL80211_MAX_SUPP_RATES
&& basic_rates
[i
] >= 0;
6176 rates
[rates_len
++] = basic_rates
[i
] / 5;
6178 NLA_PUT(msg
, NL80211_ATTR_BSS_BASIC_RATES
, rates_len
, rates
);
6181 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, if_nametoindex(bss
->ifname
));
6183 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6190 static int wpa_driver_nl80211_set_acl(void *priv
,
6191 struct hostapd_acl_params
*params
)
6193 struct i802_bss
*bss
= priv
;
6194 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6200 if (!(drv
->capa
.max_acl_mac_addrs
))
6203 if (params
->num_mac_acl
> drv
->capa
.max_acl_mac_addrs
)
6206 msg
= nlmsg_alloc();
6210 wpa_printf(MSG_DEBUG
, "nl80211: Set %s ACL (num_mac_acl=%u)",
6211 params
->acl_policy
? "Accept" : "Deny", params
->num_mac_acl
);
6213 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_MAC_ACL
);
6215 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
6217 NLA_PUT_U32(msg
, NL80211_ATTR_ACL_POLICY
, params
->acl_policy
?
6218 NL80211_ACL_POLICY_DENY_UNLESS_LISTED
:
6219 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED
);
6221 acl
= nla_nest_start(msg
, NL80211_ATTR_MAC_ADDRS
);
6223 goto nla_put_failure
;
6225 for (i
= 0; i
< params
->num_mac_acl
; i
++)
6226 NLA_PUT(msg
, i
+ 1, ETH_ALEN
, params
->mac_acl
[i
].addr
);
6228 nla_nest_end(msg
, acl
);
6230 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6233 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set MAC ACL: %d (%s)",
6234 ret
, strerror(-ret
));
6244 static int wpa_driver_nl80211_set_ap(void *priv
,
6245 struct wpa_driver_ap_params
*params
)
6247 struct i802_bss
*bss
= priv
;
6248 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6250 u8 cmd
= NL80211_CMD_NEW_BEACON
;
6253 int ifindex
= if_nametoindex(bss
->ifname
);
6258 beacon_set
= bss
->beacon_set
;
6260 msg
= nlmsg_alloc();
6264 wpa_printf(MSG_DEBUG
, "nl80211: Set beacon (beacon_set=%d)",
6267 cmd
= NL80211_CMD_SET_BEACON
;
6269 nl80211_cmd(drv
, msg
, 0, cmd
);
6270 wpa_hexdump(MSG_DEBUG
, "nl80211: Beacon head",
6271 params
->head
, params
->head_len
);
6272 NLA_PUT(msg
, NL80211_ATTR_BEACON_HEAD
, params
->head_len
, params
->head
);
6273 wpa_hexdump(MSG_DEBUG
, "nl80211: Beacon tail",
6274 params
->tail
, params
->tail_len
);
6275 NLA_PUT(msg
, NL80211_ATTR_BEACON_TAIL
, params
->tail_len
, params
->tail
);
6276 wpa_printf(MSG_DEBUG
, "nl80211: ifindex=%d", ifindex
);
6277 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, ifindex
);
6278 wpa_printf(MSG_DEBUG
, "nl80211: beacon_int=%d", params
->beacon_int
);
6279 NLA_PUT_U32(msg
, NL80211_ATTR_BEACON_INTERVAL
, params
->beacon_int
);
6280 wpa_printf(MSG_DEBUG
, "nl80211: dtim_period=%d", params
->dtim_period
);
6281 NLA_PUT_U32(msg
, NL80211_ATTR_DTIM_PERIOD
, params
->dtim_period
);
6282 wpa_hexdump_ascii(MSG_DEBUG
, "nl80211: ssid",
6283 params
->ssid
, params
->ssid_len
);
6284 NLA_PUT(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
6286 if (params
->proberesp
&& params
->proberesp_len
) {
6287 wpa_hexdump(MSG_DEBUG
, "nl80211: proberesp (offload)",
6288 params
->proberesp
, params
->proberesp_len
);
6289 NLA_PUT(msg
, NL80211_ATTR_PROBE_RESP
, params
->proberesp_len
,
6292 switch (params
->hide_ssid
) {
6293 case NO_SSID_HIDING
:
6294 wpa_printf(MSG_DEBUG
, "nl80211: hidden SSID not in use");
6295 NLA_PUT_U32(msg
, NL80211_ATTR_HIDDEN_SSID
,
6296 NL80211_HIDDEN_SSID_NOT_IN_USE
);
6298 case HIDDEN_SSID_ZERO_LEN
:
6299 wpa_printf(MSG_DEBUG
, "nl80211: hidden SSID zero len");
6300 NLA_PUT_U32(msg
, NL80211_ATTR_HIDDEN_SSID
,
6301 NL80211_HIDDEN_SSID_ZERO_LEN
);
6303 case HIDDEN_SSID_ZERO_CONTENTS
:
6304 wpa_printf(MSG_DEBUG
, "nl80211: hidden SSID zero contents");
6305 NLA_PUT_U32(msg
, NL80211_ATTR_HIDDEN_SSID
,
6306 NL80211_HIDDEN_SSID_ZERO_CONTENTS
);
6309 wpa_printf(MSG_DEBUG
, "nl80211: privacy=%d", params
->privacy
);
6310 if (params
->privacy
)
6311 NLA_PUT_FLAG(msg
, NL80211_ATTR_PRIVACY
);
6312 wpa_printf(MSG_DEBUG
, "nl80211: auth_algs=0x%x", params
->auth_algs
);
6313 if ((params
->auth_algs
& (WPA_AUTH_ALG_OPEN
| WPA_AUTH_ALG_SHARED
)) ==
6314 (WPA_AUTH_ALG_OPEN
| WPA_AUTH_ALG_SHARED
)) {
6315 /* Leave out the attribute */
6316 } else if (params
->auth_algs
& WPA_AUTH_ALG_SHARED
)
6317 NLA_PUT_U32(msg
, NL80211_ATTR_AUTH_TYPE
,
6318 NL80211_AUTHTYPE_SHARED_KEY
);
6320 NLA_PUT_U32(msg
, NL80211_ATTR_AUTH_TYPE
,
6321 NL80211_AUTHTYPE_OPEN_SYSTEM
);
6323 wpa_printf(MSG_DEBUG
, "nl80211: wpa_version=0x%x", params
->wpa_version
);
6325 if (params
->wpa_version
& WPA_PROTO_WPA
)
6326 ver
|= NL80211_WPA_VERSION_1
;
6327 if (params
->wpa_version
& WPA_PROTO_RSN
)
6328 ver
|= NL80211_WPA_VERSION_2
;
6330 NLA_PUT_U32(msg
, NL80211_ATTR_WPA_VERSIONS
, ver
);
6332 wpa_printf(MSG_DEBUG
, "nl80211: key_mgmt_suites=0x%x",
6333 params
->key_mgmt_suites
);
6335 if (params
->key_mgmt_suites
& WPA_KEY_MGMT_IEEE8021X
)
6336 suites
[num_suites
++] = WLAN_AKM_SUITE_8021X
;
6337 if (params
->key_mgmt_suites
& WPA_KEY_MGMT_PSK
)
6338 suites
[num_suites
++] = WLAN_AKM_SUITE_PSK
;
6340 NLA_PUT(msg
, NL80211_ATTR_AKM_SUITES
,
6341 num_suites
* sizeof(u32
), suites
);
6344 if (params
->key_mgmt_suites
& WPA_KEY_MGMT_IEEE8021X
&&
6345 params
->pairwise_ciphers
& (WPA_CIPHER_WEP104
| WPA_CIPHER_WEP40
))
6346 NLA_PUT_FLAG(msg
, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT
);
6348 wpa_printf(MSG_DEBUG
, "nl80211: pairwise_ciphers=0x%x",
6349 params
->pairwise_ciphers
);
6351 if (params
->pairwise_ciphers
& WPA_CIPHER_CCMP
)
6352 suites
[num_suites
++] = WLAN_CIPHER_SUITE_CCMP
;
6353 if (params
->pairwise_ciphers
& WPA_CIPHER_GCMP
)
6354 suites
[num_suites
++] = WLAN_CIPHER_SUITE_GCMP
;
6355 if (params
->pairwise_ciphers
& WPA_CIPHER_TKIP
)
6356 suites
[num_suites
++] = WLAN_CIPHER_SUITE_TKIP
;
6357 if (params
->pairwise_ciphers
& WPA_CIPHER_WEP104
)
6358 suites
[num_suites
++] = WLAN_CIPHER_SUITE_WEP104
;
6359 if (params
->pairwise_ciphers
& WPA_CIPHER_WEP40
)
6360 suites
[num_suites
++] = WLAN_CIPHER_SUITE_WEP40
;
6362 NLA_PUT(msg
, NL80211_ATTR_CIPHER_SUITES_PAIRWISE
,
6363 num_suites
* sizeof(u32
), suites
);
6366 wpa_printf(MSG_DEBUG
, "nl80211: group_cipher=0x%x",
6367 params
->group_cipher
);
6368 switch (params
->group_cipher
) {
6369 case WPA_CIPHER_CCMP
:
6370 NLA_PUT_U32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
,
6371 WLAN_CIPHER_SUITE_CCMP
);
6373 case WPA_CIPHER_GCMP
:
6374 NLA_PUT_U32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
,
6375 WLAN_CIPHER_SUITE_GCMP
);
6377 case WPA_CIPHER_TKIP
:
6378 NLA_PUT_U32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
,
6379 WLAN_CIPHER_SUITE_TKIP
);
6381 case WPA_CIPHER_WEP104
:
6382 NLA_PUT_U32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
,
6383 WLAN_CIPHER_SUITE_WEP104
);
6385 case WPA_CIPHER_WEP40
:
6386 NLA_PUT_U32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
,
6387 WLAN_CIPHER_SUITE_WEP40
);
6391 if (params
->beacon_ies
) {
6392 wpa_hexdump_buf(MSG_DEBUG
, "nl80211: beacon_ies",
6393 params
->beacon_ies
);
6394 NLA_PUT(msg
, NL80211_ATTR_IE
, wpabuf_len(params
->beacon_ies
),
6395 wpabuf_head(params
->beacon_ies
));
6397 if (params
->proberesp_ies
) {
6398 wpa_hexdump_buf(MSG_DEBUG
, "nl80211: proberesp_ies",
6399 params
->proberesp_ies
);
6400 NLA_PUT(msg
, NL80211_ATTR_IE_PROBE_RESP
,
6401 wpabuf_len(params
->proberesp_ies
),
6402 wpabuf_head(params
->proberesp_ies
));
6404 if (params
->assocresp_ies
) {
6405 wpa_hexdump_buf(MSG_DEBUG
, "nl80211: assocresp_ies",
6406 params
->assocresp_ies
);
6407 NLA_PUT(msg
, NL80211_ATTR_IE_ASSOC_RESP
,
6408 wpabuf_len(params
->assocresp_ies
),
6409 wpabuf_head(params
->assocresp_ies
));
6412 if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_INACTIVITY_TIMER
) {
6413 wpa_printf(MSG_DEBUG
, "nl80211: ap_max_inactivity=%d",
6414 params
->ap_max_inactivity
);
6415 NLA_PUT_U16(msg
, NL80211_ATTR_INACTIVITY_TIMEOUT
,
6416 params
->ap_max_inactivity
);
6419 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6421 wpa_printf(MSG_DEBUG
, "nl80211: Beacon set failed: %d (%s)",
6422 ret
, strerror(-ret
));
6424 bss
->beacon_set
= 1;
6425 nl80211_set_bss(bss
, params
->cts_protect
, params
->preamble
,
6426 params
->short_slot_time
, params
->ht_opmode
,
6427 params
->isolate
, params
->basic_rates
);
6436 static int wpa_driver_nl80211_set_freq(struct i802_bss
*bss
,
6437 struct hostapd_freq_params
*freq
)
6439 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6443 wpa_printf(MSG_DEBUG
, "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d,"
6444 " bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
6445 freq
->freq
, freq
->ht_enabled
, freq
->vht_enabled
,
6446 freq
->bandwidth
, freq
->center_freq1
, freq
->center_freq2
);
6447 msg
= nlmsg_alloc();
6451 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_WIPHY
);
6453 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
6454 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
->freq
);
6455 if (freq
->vht_enabled
) {
6456 switch (freq
->bandwidth
) {
6458 NLA_PUT_U32(msg
, NL80211_ATTR_CHANNEL_WIDTH
,
6459 NL80211_CHAN_WIDTH_20
);
6462 NLA_PUT_U32(msg
, NL80211_ATTR_CHANNEL_WIDTH
,
6463 NL80211_CHAN_WIDTH_40
);
6466 if (freq
->center_freq2
)
6467 NLA_PUT_U32(msg
, NL80211_ATTR_CHANNEL_WIDTH
,
6468 NL80211_CHAN_WIDTH_80P80
);
6470 NLA_PUT_U32(msg
, NL80211_ATTR_CHANNEL_WIDTH
,
6471 NL80211_CHAN_WIDTH_80
);
6474 NLA_PUT_U32(msg
, NL80211_ATTR_CHANNEL_WIDTH
,
6475 NL80211_CHAN_WIDTH_160
);
6480 NLA_PUT_U32(msg
, NL80211_ATTR_CENTER_FREQ1
, freq
->center_freq1
);
6481 if (freq
->center_freq2
)
6482 NLA_PUT_U32(msg
, NL80211_ATTR_CENTER_FREQ2
,
6483 freq
->center_freq2
);
6484 } else if (freq
->ht_enabled
) {
6485 switch (freq
->sec_channel_offset
) {
6487 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_CHANNEL_TYPE
,
6488 NL80211_CHAN_HT40MINUS
);
6491 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_CHANNEL_TYPE
,
6492 NL80211_CHAN_HT40PLUS
);
6495 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_CHANNEL_TYPE
,
6501 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6504 bss
->freq
= freq
->freq
;
6507 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set channel (freq=%d): "
6508 "%d (%s)", freq
->freq
, ret
, strerror(-ret
));
6515 static u32
sta_flags_nl80211(int flags
)
6519 if (flags
& WPA_STA_AUTHORIZED
)
6520 f
|= BIT(NL80211_STA_FLAG_AUTHORIZED
);
6521 if (flags
& WPA_STA_WMM
)
6522 f
|= BIT(NL80211_STA_FLAG_WME
);
6523 if (flags
& WPA_STA_SHORT_PREAMBLE
)
6524 f
|= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE
);
6525 if (flags
& WPA_STA_MFP
)
6526 f
|= BIT(NL80211_STA_FLAG_MFP
);
6527 if (flags
& WPA_STA_TDLS_PEER
)
6528 f
|= BIT(NL80211_STA_FLAG_TDLS_PEER
);
6534 static int wpa_driver_nl80211_sta_add(void *priv
,
6535 struct hostapd_sta_add_params
*params
)
6537 struct i802_bss
*bss
= priv
;
6538 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6540 struct nl80211_sta_flag_update upd
;
6543 if ((params
->flags
& WPA_STA_TDLS_PEER
) &&
6544 !(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
))
6547 msg
= nlmsg_alloc();
6551 wpa_printf(MSG_DEBUG
, "nl80211: %s STA " MACSTR
,
6552 params
->set
? "Set" : "Add", MAC2STR(params
->addr
));
6553 nl80211_cmd(drv
, msg
, 0, params
->set
? NL80211_CMD_SET_STATION
:
6554 NL80211_CMD_NEW_STATION
);
6556 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, if_nametoindex(bss
->ifname
));
6557 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->addr
);
6558 NLA_PUT(msg
, NL80211_ATTR_STA_SUPPORTED_RATES
, params
->supp_rates_len
,
6559 params
->supp_rates
);
6560 wpa_hexdump(MSG_DEBUG
, " * supported rates", params
->supp_rates
,
6561 params
->supp_rates_len
);
6564 wpa_printf(MSG_DEBUG
, " * aid=%u", params
->aid
);
6565 NLA_PUT_U16(msg
, NL80211_ATTR_STA_AID
, params
->aid
);
6568 * cfg80211 validates that AID is non-zero, so we have
6569 * to make this a non-zero value for the TDLS case where
6570 * a dummy STA entry is used for now.
6572 wpa_printf(MSG_DEBUG
, " * aid=1 (TDLS workaround)");
6573 NLA_PUT_U16(msg
, NL80211_ATTR_STA_AID
, 1);
6575 wpa_printf(MSG_DEBUG
, " * listen_interval=%u",
6576 params
->listen_interval
);
6577 NLA_PUT_U16(msg
, NL80211_ATTR_STA_LISTEN_INTERVAL
,
6578 params
->listen_interval
);
6579 } else if (params
->aid
&& (params
->flags
& WPA_STA_TDLS_PEER
)) {
6580 wpa_printf(MSG_DEBUG
, " * peer_aid=%u", params
->aid
);
6581 NLA_PUT_U16(msg
, NL80211_ATTR_PEER_AID
, params
->aid
);
6583 if (params
->ht_capabilities
) {
6584 wpa_hexdump(MSG_DEBUG
, " * ht_capabilities",
6585 (u8
*) params
->ht_capabilities
,
6586 sizeof(*params
->ht_capabilities
));
6587 NLA_PUT(msg
, NL80211_ATTR_HT_CAPABILITY
,
6588 sizeof(*params
->ht_capabilities
),
6589 params
->ht_capabilities
);
6592 if (params
->vht_capabilities
) {
6593 wpa_hexdump(MSG_DEBUG
, " * vht_capabilities",
6594 (u8
*) params
->vht_capabilities
,
6595 sizeof(*params
->vht_capabilities
));
6596 NLA_PUT(msg
, NL80211_ATTR_VHT_CAPABILITY
,
6597 sizeof(*params
->vht_capabilities
),
6598 params
->vht_capabilities
);
6601 wpa_printf(MSG_DEBUG
, " * capability=0x%x", params
->capability
);
6602 NLA_PUT_U16(msg
, NL80211_ATTR_STA_CAPABILITY
, params
->capability
);
6604 if (params
->ext_capab
) {
6605 wpa_hexdump(MSG_DEBUG
, " * ext_capab",
6606 params
->ext_capab
, params
->ext_capab_len
);
6607 NLA_PUT(msg
, NL80211_ATTR_STA_EXT_CAPABILITY
,
6608 params
->ext_capab_len
, params
->ext_capab
);
6611 os_memset(&upd
, 0, sizeof(upd
));
6612 upd
.mask
= sta_flags_nl80211(params
->flags
);
6614 wpa_printf(MSG_DEBUG
, " * flags set=0x%x mask=0x%x",
6616 NLA_PUT(msg
, NL80211_ATTR_STA_FLAGS2
, sizeof(upd
), &upd
);
6618 if (params
->flags
& WPA_STA_WMM
) {
6619 struct nlattr
*wme
= nla_nest_start(msg
, NL80211_ATTR_STA_WME
);
6622 goto nla_put_failure
;
6624 wpa_printf(MSG_DEBUG
, " * qosinfo=0x%x", params
->qosinfo
);
6625 NLA_PUT_U8(msg
, NL80211_STA_WME_UAPSD_QUEUES
,
6626 params
->qosinfo
& WMM_QOSINFO_STA_AC_MASK
);
6627 NLA_PUT_U8(msg
, NL80211_STA_WME_MAX_SP
,
6628 (params
->qosinfo
>> WMM_QOSINFO_STA_SP_SHIFT
) &
6629 WMM_QOSINFO_STA_SP_MASK
);
6630 nla_nest_end(msg
, wme
);
6633 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6636 wpa_printf(MSG_DEBUG
, "nl80211: NL80211_CMD_%s_STATION "
6637 "result: %d (%s)", params
->set
? "SET" : "NEW", ret
,
6647 static int wpa_driver_nl80211_sta_remove(struct i802_bss
*bss
, const u8
*addr
)
6649 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6653 msg
= nlmsg_alloc();
6657 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_DEL_STATION
);
6659 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
,
6660 if_nametoindex(bss
->ifname
));
6661 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
);
6663 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6673 static void nl80211_remove_iface(struct wpa_driver_nl80211_data
*drv
,
6678 wpa_printf(MSG_DEBUG
, "nl80211: Remove interface ifindex=%d", ifidx
);
6680 /* stop listening for EAPOL on this interface */
6681 del_ifidx(drv
, ifidx
);
6683 msg
= nlmsg_alloc();
6685 goto nla_put_failure
;
6687 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_DEL_INTERFACE
);
6688 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, ifidx
);
6690 if (send_and_recv_msgs(drv
, msg
, NULL
, NULL
) == 0)
6695 wpa_printf(MSG_ERROR
, "Failed to remove interface (ifidx=%d)", ifidx
);
6699 static const char * nl80211_iftype_str(enum nl80211_iftype mode
)
6702 case NL80211_IFTYPE_ADHOC
:
6704 case NL80211_IFTYPE_STATION
:
6706 case NL80211_IFTYPE_AP
:
6708 case NL80211_IFTYPE_AP_VLAN
:
6710 case NL80211_IFTYPE_WDS
:
6712 case NL80211_IFTYPE_MONITOR
:
6714 case NL80211_IFTYPE_MESH_POINT
:
6715 return "MESH_POINT";
6716 case NL80211_IFTYPE_P2P_CLIENT
:
6717 return "P2P_CLIENT";
6718 case NL80211_IFTYPE_P2P_GO
:
6720 case NL80211_IFTYPE_P2P_DEVICE
:
6721 return "P2P_DEVICE";
6728 static int nl80211_create_iface_once(struct wpa_driver_nl80211_data
*drv
,
6730 enum nl80211_iftype iftype
,
6731 const u8
*addr
, int wds
,
6732 int (*handler
)(struct nl_msg
*, void *),
6739 wpa_printf(MSG_DEBUG
, "nl80211: Create interface iftype %d (%s)",
6740 iftype
, nl80211_iftype_str(iftype
));
6742 msg
= nlmsg_alloc();
6746 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_NEW_INTERFACE
);
6747 if (nl80211_set_iface_id(msg
, &drv
->first_bss
) < 0)
6748 goto nla_put_failure
;
6749 NLA_PUT_STRING(msg
, NL80211_ATTR_IFNAME
, ifname
);
6750 NLA_PUT_U32(msg
, NL80211_ATTR_IFTYPE
, iftype
);
6752 if (iftype
== NL80211_IFTYPE_MONITOR
) {
6753 struct nlattr
*flags
;
6755 flags
= nla_nest_start(msg
, NL80211_ATTR_MNTR_FLAGS
);
6757 goto nla_put_failure
;
6759 NLA_PUT_FLAG(msg
, NL80211_MNTR_FLAG_COOK_FRAMES
);
6761 nla_nest_end(msg
, flags
);
6763 NLA_PUT_U8(msg
, NL80211_ATTR_4ADDR
, wds
);
6766 ret
= send_and_recv_msgs(drv
, msg
, handler
, arg
);
6771 wpa_printf(MSG_ERROR
, "Failed to create interface %s: %d (%s)",
6772 ifname
, ret
, strerror(-ret
));
6776 if (iftype
== NL80211_IFTYPE_P2P_DEVICE
)
6779 ifidx
= if_nametoindex(ifname
);
6780 wpa_printf(MSG_DEBUG
, "nl80211: New interface %s created: ifindex=%d",
6786 /* start listening for EAPOL on this interface */
6787 add_ifidx(drv
, ifidx
);
6789 if (addr
&& iftype
!= NL80211_IFTYPE_MONITOR
&&
6790 linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
, addr
)) {
6791 nl80211_remove_iface(drv
, ifidx
);
6799 static int nl80211_create_iface(struct wpa_driver_nl80211_data
*drv
,
6800 const char *ifname
, enum nl80211_iftype iftype
,
6801 const u8
*addr
, int wds
,
6802 int (*handler
)(struct nl_msg
*, void *),
6807 ret
= nl80211_create_iface_once(drv
, ifname
, iftype
, addr
, wds
, handler
,
6810 /* if error occurred and interface exists already */
6811 if (ret
== -ENFILE
&& if_nametoindex(ifname
)) {
6812 wpa_printf(MSG_INFO
, "Try to remove and re-create %s", ifname
);
6814 /* Try to remove the interface that was already there. */
6815 nl80211_remove_iface(drv
, if_nametoindex(ifname
));
6817 /* Try to create the interface again */
6818 ret
= nl80211_create_iface_once(drv
, ifname
, iftype
, addr
,
6822 if (ret
>= 0 && is_p2p_net_interface(iftype
))
6823 nl80211_disable_11b_rates(drv
, ret
, 1);
6829 static void handle_tx_callback(void *ctx
, u8
*buf
, size_t len
, int ok
)
6831 struct ieee80211_hdr
*hdr
;
6833 union wpa_event_data event
;
6835 hdr
= (struct ieee80211_hdr
*) buf
;
6836 fc
= le_to_host16(hdr
->frame_control
);
6838 os_memset(&event
, 0, sizeof(event
));
6839 event
.tx_status
.type
= WLAN_FC_GET_TYPE(fc
);
6840 event
.tx_status
.stype
= WLAN_FC_GET_STYPE(fc
);
6841 event
.tx_status
.dst
= hdr
->addr1
;
6842 event
.tx_status
.data
= buf
;
6843 event
.tx_status
.data_len
= len
;
6844 event
.tx_status
.ack
= ok
;
6845 wpa_supplicant_event(ctx
, EVENT_TX_STATUS
, &event
);
6849 static void from_unknown_sta(struct wpa_driver_nl80211_data
*drv
,
6850 u8
*buf
, size_t len
)
6852 struct ieee80211_hdr
*hdr
= (void *)buf
;
6854 union wpa_event_data event
;
6856 if (len
< sizeof(*hdr
))
6859 fc
= le_to_host16(hdr
->frame_control
);
6861 os_memset(&event
, 0, sizeof(event
));
6862 event
.rx_from_unknown
.bssid
= get_hdr_bssid(hdr
, len
);
6863 event
.rx_from_unknown
.addr
= hdr
->addr2
;
6864 event
.rx_from_unknown
.wds
= (fc
& (WLAN_FC_FROMDS
| WLAN_FC_TODS
)) ==
6865 (WLAN_FC_FROMDS
| WLAN_FC_TODS
);
6866 wpa_supplicant_event(drv
->ctx
, EVENT_RX_FROM_UNKNOWN
, &event
);
6870 static void handle_frame(struct wpa_driver_nl80211_data
*drv
,
6871 u8
*buf
, size_t len
, int datarate
, int ssi_signal
)
6873 struct ieee80211_hdr
*hdr
;
6875 union wpa_event_data event
;
6877 hdr
= (struct ieee80211_hdr
*) buf
;
6878 fc
= le_to_host16(hdr
->frame_control
);
6880 switch (WLAN_FC_GET_TYPE(fc
)) {
6881 case WLAN_FC_TYPE_MGMT
:
6882 os_memset(&event
, 0, sizeof(event
));
6883 event
.rx_mgmt
.frame
= buf
;
6884 event
.rx_mgmt
.frame_len
= len
;
6885 event
.rx_mgmt
.datarate
= datarate
;
6886 event
.rx_mgmt
.ssi_signal
= ssi_signal
;
6887 wpa_supplicant_event(drv
->ctx
, EVENT_RX_MGMT
, &event
);
6889 case WLAN_FC_TYPE_CTRL
:
6890 /* can only get here with PS-Poll frames */
6891 wpa_printf(MSG_DEBUG
, "CTRL");
6892 from_unknown_sta(drv
, buf
, len
);
6894 case WLAN_FC_TYPE_DATA
:
6895 from_unknown_sta(drv
, buf
, len
);
6901 static void handle_monitor_read(int sock
, void *eloop_ctx
, void *sock_ctx
)
6903 struct wpa_driver_nl80211_data
*drv
= eloop_ctx
;
6905 unsigned char buf
[3000];
6906 struct ieee80211_radiotap_iterator iter
;
6908 int datarate
= 0, ssi_signal
= 0;
6909 int injected
= 0, failed
= 0, rxflags
= 0;
6911 len
= recv(sock
, buf
, sizeof(buf
), 0);
6917 if (ieee80211_radiotap_iterator_init(&iter
, (void*)buf
, len
)) {
6918 printf("received invalid radiotap frame\n");
6923 ret
= ieee80211_radiotap_iterator_next(&iter
);
6927 printf("received invalid radiotap frame (%d)\n", ret
);
6930 switch (iter
.this_arg_index
) {
6931 case IEEE80211_RADIOTAP_FLAGS
:
6932 if (*iter
.this_arg
& IEEE80211_RADIOTAP_F_FCS
)
6935 case IEEE80211_RADIOTAP_RX_FLAGS
:
6938 case IEEE80211_RADIOTAP_TX_FLAGS
:
6940 failed
= le_to_host16((*(uint16_t *) iter
.this_arg
)) &
6941 IEEE80211_RADIOTAP_F_TX_FAIL
;
6943 case IEEE80211_RADIOTAP_DATA_RETRIES
:
6945 case IEEE80211_RADIOTAP_CHANNEL
:
6946 /* TODO: convert from freq/flags to channel number */
6948 case IEEE80211_RADIOTAP_RATE
:
6949 datarate
= *iter
.this_arg
* 5;
6951 case IEEE80211_RADIOTAP_DBM_ANTSIGNAL
:
6952 ssi_signal
= (s8
) *iter
.this_arg
;
6957 if (rxflags
&& injected
)
6961 handle_frame(drv
, buf
+ iter
.max_length
,
6962 len
- iter
.max_length
, datarate
, ssi_signal
);
6964 handle_tx_callback(drv
->ctx
, buf
+ iter
.max_length
,
6965 len
- iter
.max_length
, !failed
);
6970 * we post-process the filter code later and rewrite
6971 * this to the offset to the last instruction
6976 static struct sock_filter msock_filter_insns
[] = {
6978 * do a little-endian load of the radiotap length field
6980 /* load lower byte into A */
6981 BPF_STMT(BPF_LD
| BPF_B
| BPF_ABS
, 2),
6982 /* put it into X (== index register) */
6983 BPF_STMT(BPF_MISC
| BPF_TAX
, 0),
6984 /* load upper byte into A */
6985 BPF_STMT(BPF_LD
| BPF_B
| BPF_ABS
, 3),
6986 /* left-shift it by 8 */
6987 BPF_STMT(BPF_ALU
| BPF_LSH
| BPF_K
, 8),
6989 BPF_STMT(BPF_ALU
| BPF_OR
| BPF_X
, 0),
6990 /* put result into X */
6991 BPF_STMT(BPF_MISC
| BPF_TAX
, 0),
6994 * Allow management frames through, this also gives us those
6995 * management frames that we sent ourselves with status
6997 /* load the lower byte of the IEEE 802.11 frame control field */
6998 BPF_STMT(BPF_LD
| BPF_B
| BPF_IND
, 0),
6999 /* mask off frame type and version */
7000 BPF_STMT(BPF_ALU
| BPF_AND
| BPF_K
, 0xF),
7001 /* accept frame if it's both 0, fall through otherwise */
7002 BPF_JUMP(BPF_JMP
| BPF_JEQ
| BPF_K
, 0, PASS
, 0),
7005 * TODO: add a bit to radiotap RX flags that indicates
7006 * that the sending station is not associated, then
7007 * add a filter here that filters on our DA and that flag
7008 * to allow us to deauth frames to that bad station.
7010 * For now allow all To DS data frames through.
7012 /* load the IEEE 802.11 frame control field */
7013 BPF_STMT(BPF_LD
| BPF_H
| BPF_IND
, 0),
7014 /* mask off frame type, version and DS status */
7015 BPF_STMT(BPF_ALU
| BPF_AND
| BPF_K
, 0x0F03),
7016 /* accept frame if version 0, type 2 and To DS, fall through otherwise
7018 BPF_JUMP(BPF_JMP
| BPF_JEQ
| BPF_K
, 0x0801, PASS
, 0),
7022 * drop non-data frames
7024 /* load the lower byte of the frame control field */
7025 BPF_STMT(BPF_LD
| BPF_B
| BPF_IND
, 0),
7026 /* mask off QoS bit */
7027 BPF_STMT(BPF_ALU
| BPF_AND
| BPF_K
, 0x0c),
7028 /* drop non-data frames */
7029 BPF_JUMP(BPF_JMP
| BPF_JEQ
| BPF_K
, 8, 0, FAIL
),
7031 /* load the upper byte of the frame control field */
7032 BPF_STMT(BPF_LD
| BPF_B
| BPF_IND
, 1),
7033 /* mask off toDS/fromDS */
7034 BPF_STMT(BPF_ALU
| BPF_AND
| BPF_K
, 0x03),
7035 /* accept WDS frames */
7036 BPF_JUMP(BPF_JMP
| BPF_JEQ
| BPF_K
, 3, PASS
, 0),
7039 * add header length to index
7041 /* load the lower byte of the frame control field */
7042 BPF_STMT(BPF_LD
| BPF_B
| BPF_IND
, 0),
7043 /* mask off QoS bit */
7044 BPF_STMT(BPF_ALU
| BPF_AND
| BPF_K
, 0x80),
7045 /* right shift it by 6 to give 0 or 2 */
7046 BPF_STMT(BPF_ALU
| BPF_RSH
| BPF_K
, 6),
7047 /* add data frame header length */
7048 BPF_STMT(BPF_ALU
| BPF_ADD
| BPF_K
, 24),
7049 /* add index, was start of 802.11 header */
7050 BPF_STMT(BPF_ALU
| BPF_ADD
| BPF_X
, 0),
7051 /* move to index, now start of LL header */
7052 BPF_STMT(BPF_MISC
| BPF_TAX
, 0),
7055 * Accept empty data frames, we use those for
7058 BPF_STMT(BPF_LD
| BPF_W
| BPF_LEN
, 0),
7059 BPF_JUMP(BPF_JMP
| BPF_JEQ
| BPF_X
, 0, PASS
, 0),
7062 * Accept EAPOL frames
7064 BPF_STMT(BPF_LD
| BPF_W
| BPF_IND
, 0),
7065 BPF_JUMP(BPF_JMP
| BPF_JEQ
| BPF_K
, 0xAAAA0300, 0, FAIL
),
7066 BPF_STMT(BPF_LD
| BPF_W
| BPF_IND
, 4),
7067 BPF_JUMP(BPF_JMP
| BPF_JEQ
| BPF_K
, 0x0000888E, PASS
, FAIL
),
7069 /* keep these last two statements or change the code below */
7070 /* return 0 == "DROP" */
7071 BPF_STMT(BPF_RET
| BPF_K
, 0),
7072 /* return ~0 == "keep all" */
7073 BPF_STMT(BPF_RET
| BPF_K
, ~0),
7076 static struct sock_fprog msock_filter
= {
7077 .len
= sizeof(msock_filter_insns
)/sizeof(msock_filter_insns
[0]),
7078 .filter
= msock_filter_insns
,
7082 static int add_monitor_filter(int s
)
7086 /* rewrite all PASS/FAIL jump offsets */
7087 for (idx
= 0; idx
< msock_filter
.len
; idx
++) {
7088 struct sock_filter
*insn
= &msock_filter_insns
[idx
];
7090 if (BPF_CLASS(insn
->code
) == BPF_JMP
) {
7091 if (insn
->code
== (BPF_JMP
|BPF_JA
)) {
7092 if (insn
->k
== PASS
)
7093 insn
->k
= msock_filter
.len
- idx
- 2;
7094 else if (insn
->k
== FAIL
)
7095 insn
->k
= msock_filter
.len
- idx
- 3;
7098 if (insn
->jt
== PASS
)
7099 insn
->jt
= msock_filter
.len
- idx
- 2;
7100 else if (insn
->jt
== FAIL
)
7101 insn
->jt
= msock_filter
.len
- idx
- 3;
7103 if (insn
->jf
== PASS
)
7104 insn
->jf
= msock_filter
.len
- idx
- 2;
7105 else if (insn
->jf
== FAIL
)
7106 insn
->jf
= msock_filter
.len
- idx
- 3;
7110 if (setsockopt(s
, SOL_SOCKET
, SO_ATTACH_FILTER
,
7111 &msock_filter
, sizeof(msock_filter
))) {
7112 perror("SO_ATTACH_FILTER");
7120 static void nl80211_remove_monitor_interface(
7121 struct wpa_driver_nl80211_data
*drv
)
7123 drv
->monitor_refcount
--;
7124 if (drv
->monitor_refcount
> 0)
7127 if (drv
->monitor_ifidx
>= 0) {
7128 nl80211_remove_iface(drv
, drv
->monitor_ifidx
);
7129 drv
->monitor_ifidx
= -1;
7131 if (drv
->monitor_sock
>= 0) {
7132 eloop_unregister_read_sock(drv
->monitor_sock
);
7133 close(drv
->monitor_sock
);
7134 drv
->monitor_sock
= -1;
7140 nl80211_create_monitor_interface(struct wpa_driver_nl80211_data
*drv
)
7143 struct sockaddr_ll ll
;
7147 if (drv
->monitor_ifidx
>= 0) {
7148 drv
->monitor_refcount
++;
7152 if (os_strncmp(drv
->first_bss
.ifname
, "p2p-", 4) == 0) {
7154 * P2P interface name is of the format p2p-%s-%d. For monitor
7155 * interface name corresponding to P2P GO, replace "p2p-" with
7156 * "mon-" to retain the same interface name length and to
7157 * indicate that it is a monitor interface.
7159 snprintf(buf
, IFNAMSIZ
, "mon-%s", drv
->first_bss
.ifname
+ 4);
7161 /* Non-P2P interface with AP functionality. */
7162 snprintf(buf
, IFNAMSIZ
, "mon.%s", drv
->first_bss
.ifname
);
7165 buf
[IFNAMSIZ
- 1] = '\0';
7167 drv
->monitor_ifidx
=
7168 nl80211_create_iface(drv
, buf
, NL80211_IFTYPE_MONITOR
, NULL
,
7171 if (drv
->monitor_ifidx
== -EOPNOTSUPP
) {
7173 * This is backward compatibility for a few versions of
7174 * the kernel only that didn't advertise the right
7175 * attributes for the only driver that then supported
7176 * AP mode w/o monitor -- ath6kl.
7178 wpa_printf(MSG_DEBUG
, "nl80211: Driver does not support "
7179 "monitor interface type - try to run without it");
7180 drv
->device_ap_sme
= 1;
7183 if (drv
->monitor_ifidx
< 0)
7186 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, buf
, 1))
7189 memset(&ll
, 0, sizeof(ll
));
7190 ll
.sll_family
= AF_PACKET
;
7191 ll
.sll_ifindex
= drv
->monitor_ifidx
;
7192 drv
->monitor_sock
= socket(PF_PACKET
, SOCK_RAW
, htons(ETH_P_ALL
));
7193 if (drv
->monitor_sock
< 0) {
7194 perror("socket[PF_PACKET,SOCK_RAW]");
7198 if (add_monitor_filter(drv
->monitor_sock
)) {
7199 wpa_printf(MSG_INFO
, "Failed to set socket filter for monitor "
7200 "interface; do filtering in user space");
7201 /* This works, but will cost in performance. */
7204 if (bind(drv
->monitor_sock
, (struct sockaddr
*) &ll
, sizeof(ll
)) < 0) {
7205 perror("monitor socket bind");
7209 optlen
= sizeof(optval
);
7212 (drv
->monitor_sock
, SOL_SOCKET
, SO_PRIORITY
, &optval
, optlen
)) {
7213 perror("Failed to set socket priority");
7217 if (eloop_register_read_sock(drv
->monitor_sock
, handle_monitor_read
,
7219 printf("Could not register monitor read socket\n");
7225 nl80211_remove_monitor_interface(drv
);
7230 static int nl80211_setup_ap(struct i802_bss
*bss
)
7232 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7234 wpa_printf(MSG_DEBUG
, "nl80211: Setup AP - device_ap_sme=%d "
7235 "use_monitor=%d", drv
->device_ap_sme
, drv
->use_monitor
);
7238 * Disable Probe Request reporting unless we need it in this way for
7239 * devices that include the AP SME, in the other case (unless using
7240 * monitor iface) we'll get it through the nl_mgmt socket instead.
7242 if (!drv
->device_ap_sme
)
7243 wpa_driver_nl80211_probe_req_report(bss
, 0);
7245 if (!drv
->device_ap_sme
&& !drv
->use_monitor
)
7246 if (nl80211_mgmt_subscribe_ap(bss
))
7249 if (drv
->device_ap_sme
&& !drv
->use_monitor
)
7250 if (nl80211_mgmt_subscribe_ap_dev_sme(bss
))
7253 if (!drv
->device_ap_sme
&& drv
->use_monitor
&&
7254 nl80211_create_monitor_interface(drv
) &&
7255 !drv
->device_ap_sme
)
7258 if (drv
->device_ap_sme
&&
7259 wpa_driver_nl80211_probe_req_report(bss
, 1) < 0) {
7260 wpa_printf(MSG_DEBUG
, "nl80211: Failed to enable "
7261 "Probe Request frame reporting in AP mode");
7262 /* Try to survive without this */
7269 static void nl80211_teardown_ap(struct i802_bss
*bss
)
7271 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7273 if (drv
->device_ap_sme
) {
7274 wpa_driver_nl80211_probe_req_report(bss
, 0);
7275 if (!drv
->use_monitor
)
7276 nl80211_mgmt_unsubscribe(bss
, "AP teardown (dev SME)");
7277 } else if (drv
->use_monitor
)
7278 nl80211_remove_monitor_interface(drv
);
7280 nl80211_mgmt_unsubscribe(bss
, "AP teardown");
7282 bss
->beacon_set
= 0;
7286 static int nl80211_send_eapol_data(struct i802_bss
*bss
,
7287 const u8
*addr
, const u8
*data
,
7290 struct sockaddr_ll ll
;
7293 if (bss
->drv
->eapol_tx_sock
< 0) {
7294 wpa_printf(MSG_DEBUG
, "nl80211: No socket to send EAPOL");
7298 os_memset(&ll
, 0, sizeof(ll
));
7299 ll
.sll_family
= AF_PACKET
;
7300 ll
.sll_ifindex
= bss
->ifindex
;
7301 ll
.sll_protocol
= htons(ETH_P_PAE
);
7302 ll
.sll_halen
= ETH_ALEN
;
7303 os_memcpy(ll
.sll_addr
, addr
, ETH_ALEN
);
7304 ret
= sendto(bss
->drv
->eapol_tx_sock
, data
, data_len
, 0,
7305 (struct sockaddr
*) &ll
, sizeof(ll
));
7307 wpa_printf(MSG_ERROR
, "nl80211: EAPOL TX: %s",
7314 static const u8 rfc1042_header
[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
7316 static int wpa_driver_nl80211_hapd_send_eapol(
7317 void *priv
, const u8
*addr
, const u8
*data
,
7318 size_t data_len
, int encrypt
, const u8
*own_addr
, u32 flags
)
7320 struct i802_bss
*bss
= priv
;
7321 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7322 struct ieee80211_hdr
*hdr
;
7326 int qos
= flags
& WPA_STA_WMM
;
7328 if (drv
->device_ap_sme
|| !drv
->use_monitor
)
7329 return nl80211_send_eapol_data(bss
, addr
, data
, data_len
);
7331 len
= sizeof(*hdr
) + (qos
? 2 : 0) + sizeof(rfc1042_header
) + 2 +
7333 hdr
= os_zalloc(len
);
7335 printf("malloc() failed for i802_send_data(len=%lu)\n",
7336 (unsigned long) len
);
7340 hdr
->frame_control
=
7341 IEEE80211_FC(WLAN_FC_TYPE_DATA
, WLAN_FC_STYPE_DATA
);
7342 hdr
->frame_control
|= host_to_le16(WLAN_FC_FROMDS
);
7344 hdr
->frame_control
|= host_to_le16(WLAN_FC_ISWEP
);
7346 hdr
->frame_control
|=
7347 host_to_le16(WLAN_FC_STYPE_QOS_DATA
<< 4);
7350 memcpy(hdr
->IEEE80211_DA_FROMDS
, addr
, ETH_ALEN
);
7351 memcpy(hdr
->IEEE80211_BSSID_FROMDS
, own_addr
, ETH_ALEN
);
7352 memcpy(hdr
->IEEE80211_SA_FROMDS
, own_addr
, ETH_ALEN
);
7353 pos
= (u8
*) (hdr
+ 1);
7356 /* Set highest priority in QoS header */
7362 memcpy(pos
, rfc1042_header
, sizeof(rfc1042_header
));
7363 pos
+= sizeof(rfc1042_header
);
7364 WPA_PUT_BE16(pos
, ETH_P_PAE
);
7366 memcpy(pos
, data
, data_len
);
7368 res
= wpa_driver_nl80211_send_frame(bss
, (u8
*) hdr
, len
, encrypt
, 0,
7371 wpa_printf(MSG_ERROR
, "i802_send_eapol - packet len: %lu - "
7373 (unsigned long) len
, errno
, strerror(errno
));
7381 static int wpa_driver_nl80211_sta_set_flags(void *priv
, const u8
*addr
,
7383 int flags_or
, int flags_and
)
7385 struct i802_bss
*bss
= priv
;
7386 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7388 struct nlattr
*flags
;
7389 struct nl80211_sta_flag_update upd
;
7391 msg
= nlmsg_alloc();
7395 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_STATION
);
7397 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
,
7398 if_nametoindex(bss
->ifname
));
7399 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
);
7402 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
7403 * can be removed eventually.
7405 flags
= nla_nest_start(msg
, NL80211_ATTR_STA_FLAGS
);
7407 goto nla_put_failure
;
7408 if (total_flags
& WPA_STA_AUTHORIZED
)
7409 NLA_PUT_FLAG(msg
, NL80211_STA_FLAG_AUTHORIZED
);
7411 if (total_flags
& WPA_STA_WMM
)
7412 NLA_PUT_FLAG(msg
, NL80211_STA_FLAG_WME
);
7414 if (total_flags
& WPA_STA_SHORT_PREAMBLE
)
7415 NLA_PUT_FLAG(msg
, NL80211_STA_FLAG_SHORT_PREAMBLE
);
7417 if (total_flags
& WPA_STA_MFP
)
7418 NLA_PUT_FLAG(msg
, NL80211_STA_FLAG_MFP
);
7420 if (total_flags
& WPA_STA_TDLS_PEER
)
7421 NLA_PUT_FLAG(msg
, NL80211_STA_FLAG_TDLS_PEER
);
7423 nla_nest_end(msg
, flags
);
7425 os_memset(&upd
, 0, sizeof(upd
));
7426 upd
.mask
= sta_flags_nl80211(flags_or
| ~flags_and
);
7427 upd
.set
= sta_flags_nl80211(flags_or
);
7428 NLA_PUT(msg
, NL80211_ATTR_STA_FLAGS2
, sizeof(upd
), &upd
);
7430 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7437 static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data
*drv
,
7438 struct wpa_driver_associate_params
*params
)
7440 enum nl80211_iftype nlmode
, old_mode
;
7441 struct hostapd_freq_params freq
= {
7442 .freq
= params
->freq
,
7446 wpa_printf(MSG_DEBUG
, "nl80211: Setup AP operations for P2P "
7448 nlmode
= NL80211_IFTYPE_P2P_GO
;
7450 nlmode
= NL80211_IFTYPE_AP
;
7452 old_mode
= drv
->nlmode
;
7453 if (wpa_driver_nl80211_set_mode(&drv
->first_bss
, nlmode
)) {
7454 nl80211_remove_monitor_interface(drv
);
7458 if (wpa_driver_nl80211_set_freq(&drv
->first_bss
, &freq
)) {
7459 if (old_mode
!= nlmode
)
7460 wpa_driver_nl80211_set_mode(&drv
->first_bss
, old_mode
);
7461 nl80211_remove_monitor_interface(drv
);
7469 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data
*drv
)
7474 msg
= nlmsg_alloc();
7478 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_LEAVE_IBSS
);
7479 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
7480 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7483 wpa_printf(MSG_DEBUG
, "nl80211: Leave IBSS failed: ret=%d "
7484 "(%s)", ret
, strerror(-ret
));
7485 goto nla_put_failure
;
7489 wpa_printf(MSG_DEBUG
, "nl80211: Leave IBSS request sent successfully");
7497 static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data
*drv
,
7498 struct wpa_driver_associate_params
*params
)
7504 wpa_printf(MSG_DEBUG
, "nl80211: Join IBSS (ifindex=%d)", drv
->ifindex
);
7506 if (wpa_driver_nl80211_set_mode(&drv
->first_bss
,
7507 NL80211_IFTYPE_ADHOC
)) {
7508 wpa_printf(MSG_INFO
, "nl80211: Failed to set interface into "
7514 msg
= nlmsg_alloc();
7518 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_JOIN_IBSS
);
7519 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
7521 if (params
->ssid
== NULL
|| params
->ssid_len
> sizeof(drv
->ssid
))
7522 goto nla_put_failure
;
7524 wpa_hexdump_ascii(MSG_DEBUG
, " * SSID",
7525 params
->ssid
, params
->ssid_len
);
7526 NLA_PUT(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
7528 os_memcpy(drv
->ssid
, params
->ssid
, params
->ssid_len
);
7529 drv
->ssid_len
= params
->ssid_len
;
7531 wpa_printf(MSG_DEBUG
, " * freq=%d", params
->freq
);
7532 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_FREQ
, params
->freq
);
7534 ret
= nl80211_set_conn_keys(params
, msg
);
7536 goto nla_put_failure
;
7538 if (params
->bssid
&& params
->fixed_bssid
) {
7539 wpa_printf(MSG_DEBUG
, " * BSSID=" MACSTR
,
7540 MAC2STR(params
->bssid
));
7541 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
);
7544 if (params
->key_mgmt_suite
== KEY_MGMT_802_1X
||
7545 params
->key_mgmt_suite
== KEY_MGMT_PSK
||
7546 params
->key_mgmt_suite
== KEY_MGMT_802_1X_SHA256
||
7547 params
->key_mgmt_suite
== KEY_MGMT_PSK_SHA256
) {
7548 wpa_printf(MSG_DEBUG
, " * control port");
7549 NLA_PUT_FLAG(msg
, NL80211_ATTR_CONTROL_PORT
);
7552 if (params
->wpa_ie
) {
7553 wpa_hexdump(MSG_DEBUG
,
7554 " * Extra IEs for Beacon/Probe Response frames",
7555 params
->wpa_ie
, params
->wpa_ie_len
);
7556 NLA_PUT(msg
, NL80211_ATTR_IE
, params
->wpa_ie_len
,
7560 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7563 wpa_printf(MSG_DEBUG
, "nl80211: Join IBSS failed: ret=%d (%s)",
7564 ret
, strerror(-ret
));
7566 if (ret
== -EALREADY
&& count
== 1) {
7567 wpa_printf(MSG_DEBUG
, "nl80211: Retry IBSS join after "
7569 nl80211_leave_ibss(drv
);
7574 goto nla_put_failure
;
7577 wpa_printf(MSG_DEBUG
, "nl80211: Join IBSS request sent successfully");
7585 static int wpa_driver_nl80211_try_connect(
7586 struct wpa_driver_nl80211_data
*drv
,
7587 struct wpa_driver_associate_params
*params
)
7590 enum nl80211_auth_type type
;
7594 msg
= nlmsg_alloc();
7598 wpa_printf(MSG_DEBUG
, "nl80211: Connect (ifindex=%d)", drv
->ifindex
);
7599 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_CONNECT
);
7601 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
7602 if (params
->bssid
) {
7603 wpa_printf(MSG_DEBUG
, " * bssid=" MACSTR
,
7604 MAC2STR(params
->bssid
));
7605 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
);
7608 wpa_printf(MSG_DEBUG
, " * freq=%d", params
->freq
);
7609 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_FREQ
, params
->freq
);
7611 if (params
->bg_scan_period
>= 0) {
7612 wpa_printf(MSG_DEBUG
, " * bg scan period=%d",
7613 params
->bg_scan_period
);
7614 NLA_PUT_U16(msg
, NL80211_ATTR_BG_SCAN_PERIOD
,
7615 params
->bg_scan_period
);
7618 wpa_hexdump_ascii(MSG_DEBUG
, " * SSID",
7619 params
->ssid
, params
->ssid_len
);
7620 NLA_PUT(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
7622 if (params
->ssid_len
> sizeof(drv
->ssid
))
7623 goto nla_put_failure
;
7624 os_memcpy(drv
->ssid
, params
->ssid
, params
->ssid_len
);
7625 drv
->ssid_len
= params
->ssid_len
;
7627 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->wpa_ie
, params
->wpa_ie_len
);
7629 NLA_PUT(msg
, NL80211_ATTR_IE
, params
->wpa_ie_len
,
7633 if (params
->auth_alg
& WPA_AUTH_ALG_OPEN
)
7635 if (params
->auth_alg
& WPA_AUTH_ALG_SHARED
)
7637 if (params
->auth_alg
& WPA_AUTH_ALG_LEAP
)
7640 wpa_printf(MSG_DEBUG
, " * Leave out Auth Type for automatic "
7642 goto skip_auth_type
;
7645 if (params
->auth_alg
& WPA_AUTH_ALG_OPEN
)
7646 type
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
7647 else if (params
->auth_alg
& WPA_AUTH_ALG_SHARED
)
7648 type
= NL80211_AUTHTYPE_SHARED_KEY
;
7649 else if (params
->auth_alg
& WPA_AUTH_ALG_LEAP
)
7650 type
= NL80211_AUTHTYPE_NETWORK_EAP
;
7651 else if (params
->auth_alg
& WPA_AUTH_ALG_FT
)
7652 type
= NL80211_AUTHTYPE_FT
;
7654 goto nla_put_failure
;
7656 wpa_printf(MSG_DEBUG
, " * Auth Type %d", type
);
7657 NLA_PUT_U32(msg
, NL80211_ATTR_AUTH_TYPE
, type
);
7660 if (params
->wpa_proto
) {
7661 enum nl80211_wpa_versions ver
= 0;
7663 if (params
->wpa_proto
& WPA_PROTO_WPA
)
7664 ver
|= NL80211_WPA_VERSION_1
;
7665 if (params
->wpa_proto
& WPA_PROTO_RSN
)
7666 ver
|= NL80211_WPA_VERSION_2
;
7668 wpa_printf(MSG_DEBUG
, " * WPA Versions 0x%x", ver
);
7669 NLA_PUT_U32(msg
, NL80211_ATTR_WPA_VERSIONS
, ver
);
7672 if (params
->pairwise_suite
!= CIPHER_NONE
) {
7675 switch (params
->pairwise_suite
) {
7677 cipher
= WLAN_CIPHER_SUITE_SMS4
;
7680 cipher
= WLAN_CIPHER_SUITE_WEP40
;
7683 cipher
= WLAN_CIPHER_SUITE_WEP104
;
7686 cipher
= WLAN_CIPHER_SUITE_CCMP
;
7689 cipher
= WLAN_CIPHER_SUITE_GCMP
;
7693 cipher
= WLAN_CIPHER_SUITE_TKIP
;
7696 NLA_PUT_U32(msg
, NL80211_ATTR_CIPHER_SUITES_PAIRWISE
, cipher
);
7699 if (params
->group_suite
!= CIPHER_NONE
) {
7702 switch (params
->group_suite
) {
7704 cipher
= WLAN_CIPHER_SUITE_SMS4
;
7707 cipher
= WLAN_CIPHER_SUITE_WEP40
;
7710 cipher
= WLAN_CIPHER_SUITE_WEP104
;
7713 cipher
= WLAN_CIPHER_SUITE_CCMP
;
7716 cipher
= WLAN_CIPHER_SUITE_GCMP
;
7720 cipher
= WLAN_CIPHER_SUITE_TKIP
;
7723 NLA_PUT_U32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
, cipher
);
7726 if (params
->key_mgmt_suite
== KEY_MGMT_802_1X
||
7727 params
->key_mgmt_suite
== KEY_MGMT_PSK
||
7728 params
->key_mgmt_suite
== KEY_MGMT_FT_802_1X
||
7729 params
->key_mgmt_suite
== KEY_MGMT_FT_PSK
||
7730 params
->key_mgmt_suite
== KEY_MGMT_CCKM
) {
7731 int mgmt
= WLAN_AKM_SUITE_PSK
;
7733 switch (params
->key_mgmt_suite
) {
7735 mgmt
= WLAN_AKM_SUITE_CCKM
;
7737 case KEY_MGMT_802_1X
:
7738 mgmt
= WLAN_AKM_SUITE_8021X
;
7740 case KEY_MGMT_FT_802_1X
:
7741 mgmt
= WLAN_AKM_SUITE_FT_8021X
;
7743 case KEY_MGMT_FT_PSK
:
7744 mgmt
= WLAN_AKM_SUITE_FT_PSK
;
7748 mgmt
= WLAN_AKM_SUITE_PSK
;
7751 NLA_PUT_U32(msg
, NL80211_ATTR_AKM_SUITES
, mgmt
);
7754 #ifdef CONFIG_IEEE80211W
7755 if (params
->mgmt_frame_protection
== MGMT_FRAME_PROTECTION_REQUIRED
)
7756 NLA_PUT_U32(msg
, NL80211_ATTR_USE_MFP
, NL80211_MFP_REQUIRED
);
7757 #endif /* CONFIG_IEEE80211W */
7759 if (params
->disable_ht
)
7760 NLA_PUT_FLAG(msg
, NL80211_ATTR_DISABLE_HT
);
7762 if (params
->htcaps
&& params
->htcaps_mask
) {
7763 int sz
= sizeof(struct ieee80211_ht_capabilities
);
7764 NLA_PUT(msg
, NL80211_ATTR_HT_CAPABILITY
, sz
, params
->htcaps
);
7765 NLA_PUT(msg
, NL80211_ATTR_HT_CAPABILITY_MASK
, sz
,
7766 params
->htcaps_mask
);
7769 #ifdef CONFIG_VHT_OVERRIDES
7770 if (params
->disable_vht
) {
7771 wpa_printf(MSG_DEBUG
, " * VHT disabled");
7772 NLA_PUT_FLAG(msg
, NL80211_ATTR_DISABLE_VHT
);
7775 if (params
->vhtcaps
&& params
->vhtcaps_mask
) {
7776 int sz
= sizeof(struct ieee80211_vht_capabilities
);
7777 NLA_PUT(msg
, NL80211_ATTR_VHT_CAPABILITY
, sz
, params
->vhtcaps
);
7778 NLA_PUT(msg
, NL80211_ATTR_VHT_CAPABILITY_MASK
, sz
,
7779 params
->vhtcaps_mask
);
7781 #endif /* CONFIG_VHT_OVERRIDES */
7783 ret
= nl80211_set_conn_keys(params
, msg
);
7785 goto nla_put_failure
;
7787 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7790 wpa_printf(MSG_DEBUG
, "nl80211: MLME connect failed: ret=%d "
7791 "(%s)", ret
, strerror(-ret
));
7792 goto nla_put_failure
;
7795 wpa_printf(MSG_DEBUG
, "nl80211: Connect request send successfully");
7804 static int wpa_driver_nl80211_connect(
7805 struct wpa_driver_nl80211_data
*drv
,
7806 struct wpa_driver_associate_params
*params
)
7808 int ret
= wpa_driver_nl80211_try_connect(drv
, params
);
7809 if (ret
== -EALREADY
) {
7811 * cfg80211 does not currently accept new connections if
7812 * we are already connected. As a workaround, force
7813 * disconnection and try again.
7815 wpa_printf(MSG_DEBUG
, "nl80211: Explicitly "
7816 "disconnecting before reassociation "
7818 if (wpa_driver_nl80211_disconnect(
7819 drv
, WLAN_REASON_PREV_AUTH_NOT_VALID
))
7821 ret
= wpa_driver_nl80211_try_connect(drv
, params
);
7827 static int wpa_driver_nl80211_associate(
7828 void *priv
, struct wpa_driver_associate_params
*params
)
7830 struct i802_bss
*bss
= priv
;
7831 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7835 if (params
->mode
== IEEE80211_MODE_AP
)
7836 return wpa_driver_nl80211_ap(drv
, params
);
7838 if (params
->mode
== IEEE80211_MODE_IBSS
)
7839 return wpa_driver_nl80211_ibss(drv
, params
);
7841 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
)) {
7842 enum nl80211_iftype nlmode
= params
->p2p
?
7843 NL80211_IFTYPE_P2P_CLIENT
: NL80211_IFTYPE_STATION
;
7845 if (wpa_driver_nl80211_set_mode(priv
, nlmode
) < 0)
7847 return wpa_driver_nl80211_connect(drv
, params
);
7850 nl80211_mark_disconnected(drv
);
7852 msg
= nlmsg_alloc();
7856 wpa_printf(MSG_DEBUG
, "nl80211: Associate (ifindex=%d)",
7858 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_ASSOCIATE
);
7860 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
7861 if (params
->bssid
) {
7862 wpa_printf(MSG_DEBUG
, " * bssid=" MACSTR
,
7863 MAC2STR(params
->bssid
));
7864 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
);
7867 wpa_printf(MSG_DEBUG
, " * freq=%d", params
->freq
);
7868 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_FREQ
, params
->freq
);
7869 drv
->assoc_freq
= params
->freq
;
7871 drv
->assoc_freq
= 0;
7872 if (params
->bg_scan_period
>= 0) {
7873 wpa_printf(MSG_DEBUG
, " * bg scan period=%d",
7874 params
->bg_scan_period
);
7875 NLA_PUT_U16(msg
, NL80211_ATTR_BG_SCAN_PERIOD
,
7876 params
->bg_scan_period
);
7879 wpa_hexdump_ascii(MSG_DEBUG
, " * SSID",
7880 params
->ssid
, params
->ssid_len
);
7881 NLA_PUT(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
7883 if (params
->ssid_len
> sizeof(drv
->ssid
))
7884 goto nla_put_failure
;
7885 os_memcpy(drv
->ssid
, params
->ssid
, params
->ssid_len
);
7886 drv
->ssid_len
= params
->ssid_len
;
7888 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->wpa_ie
, params
->wpa_ie_len
);
7890 NLA_PUT(msg
, NL80211_ATTR_IE
, params
->wpa_ie_len
,
7893 if (params
->pairwise_suite
!= CIPHER_NONE
) {
7896 switch (params
->pairwise_suite
) {
7898 cipher
= WLAN_CIPHER_SUITE_WEP40
;
7901 cipher
= WLAN_CIPHER_SUITE_WEP104
;
7904 cipher
= WLAN_CIPHER_SUITE_CCMP
;
7907 cipher
= WLAN_CIPHER_SUITE_GCMP
;
7911 cipher
= WLAN_CIPHER_SUITE_TKIP
;
7914 wpa_printf(MSG_DEBUG
, " * pairwise=0x%x", cipher
);
7915 NLA_PUT_U32(msg
, NL80211_ATTR_CIPHER_SUITES_PAIRWISE
, cipher
);
7918 if (params
->group_suite
!= CIPHER_NONE
) {
7921 switch (params
->group_suite
) {
7923 cipher
= WLAN_CIPHER_SUITE_WEP40
;
7926 cipher
= WLAN_CIPHER_SUITE_WEP104
;
7929 cipher
= WLAN_CIPHER_SUITE_CCMP
;
7932 cipher
= WLAN_CIPHER_SUITE_GCMP
;
7936 cipher
= WLAN_CIPHER_SUITE_TKIP
;
7939 wpa_printf(MSG_DEBUG
, " * group=0x%x", cipher
);
7940 NLA_PUT_U32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
, cipher
);
7943 #ifdef CONFIG_IEEE80211W
7944 if (params
->mgmt_frame_protection
== MGMT_FRAME_PROTECTION_REQUIRED
)
7945 NLA_PUT_U32(msg
, NL80211_ATTR_USE_MFP
, NL80211_MFP_REQUIRED
);
7946 #endif /* CONFIG_IEEE80211W */
7948 NLA_PUT_FLAG(msg
, NL80211_ATTR_CONTROL_PORT
);
7950 if (params
->prev_bssid
) {
7951 wpa_printf(MSG_DEBUG
, " * prev_bssid=" MACSTR
,
7952 MAC2STR(params
->prev_bssid
));
7953 NLA_PUT(msg
, NL80211_ATTR_PREV_BSSID
, ETH_ALEN
,
7954 params
->prev_bssid
);
7957 if (params
->disable_ht
)
7958 NLA_PUT_FLAG(msg
, NL80211_ATTR_DISABLE_HT
);
7960 if (params
->htcaps
&& params
->htcaps_mask
) {
7961 int sz
= sizeof(struct ieee80211_ht_capabilities
);
7962 NLA_PUT(msg
, NL80211_ATTR_HT_CAPABILITY
, sz
, params
->htcaps
);
7963 NLA_PUT(msg
, NL80211_ATTR_HT_CAPABILITY_MASK
, sz
,
7964 params
->htcaps_mask
);
7967 #ifdef CONFIG_VHT_OVERRIDES
7968 if (params
->disable_vht
) {
7969 wpa_printf(MSG_DEBUG
, " * VHT disabled");
7970 NLA_PUT_FLAG(msg
, NL80211_ATTR_DISABLE_VHT
);
7973 if (params
->vhtcaps
&& params
->vhtcaps_mask
) {
7974 int sz
= sizeof(struct ieee80211_vht_capabilities
);
7975 NLA_PUT(msg
, NL80211_ATTR_VHT_CAPABILITY
, sz
, params
->vhtcaps
);
7976 NLA_PUT(msg
, NL80211_ATTR_VHT_CAPABILITY_MASK
, sz
,
7977 params
->vhtcaps_mask
);
7979 #endif /* CONFIG_VHT_OVERRIDES */
7982 wpa_printf(MSG_DEBUG
, " * P2P group");
7984 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7987 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
7988 "nl80211: MLME command failed (assoc): ret=%d (%s)",
7989 ret
, strerror(-ret
));
7990 nl80211_dump_scan(drv
);
7991 goto nla_put_failure
;
7994 wpa_printf(MSG_DEBUG
, "nl80211: Association request send "
8003 static int nl80211_set_mode(struct wpa_driver_nl80211_data
*drv
,
8004 int ifindex
, enum nl80211_iftype mode
)
8009 wpa_printf(MSG_DEBUG
, "nl80211: Set mode ifindex %d iftype %d (%s)",
8010 ifindex
, mode
, nl80211_iftype_str(mode
));
8012 msg
= nlmsg_alloc();
8016 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_INTERFACE
);
8017 if (nl80211_set_iface_id(msg
, &drv
->first_bss
) < 0)
8018 goto nla_put_failure
;
8019 NLA_PUT_U32(msg
, NL80211_ATTR_IFTYPE
, mode
);
8021 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8027 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set interface %d to mode %d:"
8028 " %d (%s)", ifindex
, mode
, ret
, strerror(-ret
));
8033 static int wpa_driver_nl80211_set_mode(struct i802_bss
*bss
,
8034 enum nl80211_iftype nlmode
)
8036 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8039 int was_ap
= is_ap_interface(drv
->nlmode
);
8042 res
= nl80211_set_mode(drv
, drv
->ifindex
, nlmode
);
8043 if (res
&& nlmode
== nl80211_get_ifmode(bss
))
8047 drv
->nlmode
= nlmode
;
8055 if (nlmode
== drv
->nlmode
) {
8056 wpa_printf(MSG_DEBUG
, "nl80211: Interface already in "
8057 "requested mode - ignore error");
8059 goto done
; /* Already in the requested mode */
8062 /* mac80211 doesn't allow mode changes while the device is up, so
8063 * take the device down, try to set the mode again, and bring the
8066 wpa_printf(MSG_DEBUG
, "nl80211: Try mode change after setting "
8068 for (i
= 0; i
< 10; i
++) {
8069 res
= i802_set_iface_flags(bss
, 0);
8070 if (res
== -EACCES
|| res
== -ENODEV
)
8073 /* Try to set the mode again while the interface is
8075 ret
= nl80211_set_mode(drv
, drv
->ifindex
, nlmode
);
8078 res
= i802_set_iface_flags(bss
, 1);
8081 else if (ret
!= -EBUSY
)
8084 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set "
8086 os_sleep(0, 100000);
8090 wpa_printf(MSG_DEBUG
, "nl80211: Mode change succeeded while "
8091 "interface is down");
8092 drv
->nlmode
= nlmode
;
8093 drv
->ignore_if_down_event
= 1;
8098 wpa_printf(MSG_DEBUG
, "nl80211: Interface mode change to %d "
8099 "from %d failed", nlmode
, drv
->nlmode
);
8103 if (is_p2p_net_interface(nlmode
))
8104 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 1);
8105 else if (drv
->disabled_11b_rates
)
8106 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 0);
8108 if (is_ap_interface(nlmode
)) {
8109 nl80211_mgmt_unsubscribe(bss
, "start AP");
8110 /* Setup additional AP mode functionality if needed */
8111 if (nl80211_setup_ap(bss
))
8113 } else if (was_ap
) {
8114 /* Remove additional AP mode functionality */
8115 nl80211_teardown_ap(bss
);
8117 nl80211_mgmt_unsubscribe(bss
, "mode change");
8120 if (!bss
->in_deinit
&& !is_ap_interface(nlmode
) &&
8121 nl80211_mgmt_subscribe_non_ap(bss
) < 0)
8122 wpa_printf(MSG_DEBUG
, "nl80211: Failed to register Action "
8123 "frame processing - ignore for now");
8129 static int wpa_driver_nl80211_get_capa(void *priv
,
8130 struct wpa_driver_capa
*capa
)
8132 struct i802_bss
*bss
= priv
;
8133 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8134 if (!drv
->has_capability
)
8136 os_memcpy(capa
, &drv
->capa
, sizeof(*capa
));
8137 if (drv
->extended_capa
&& drv
->extended_capa_mask
) {
8138 capa
->extended_capa
= drv
->extended_capa
;
8139 capa
->extended_capa_mask
= drv
->extended_capa_mask
;
8140 capa
->extended_capa_len
= drv
->extended_capa_len
;
8143 if ((capa
->flags
& WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE
) &&
8144 !drv
->allow_p2p_device
) {
8145 wpa_printf(MSG_DEBUG
, "nl80211: Do not indicate P2P_DEVICE support (p2p_device=1 driver param not specified)");
8146 capa
->flags
&= ~WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE
;
8153 static int wpa_driver_nl80211_set_operstate(void *priv
, int state
)
8155 struct i802_bss
*bss
= priv
;
8156 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8158 wpa_printf(MSG_DEBUG
, "%s: operstate %d->%d (%s)",
8159 __func__
, drv
->operstate
, state
, state
? "UP" : "DORMANT");
8160 drv
->operstate
= state
;
8161 return netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
, -1,
8162 state
? IF_OPER_UP
: IF_OPER_DORMANT
);
8166 static int wpa_driver_nl80211_set_supp_port(void *priv
, int authorized
)
8168 struct i802_bss
*bss
= priv
;
8169 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8171 struct nl80211_sta_flag_update upd
;
8173 wpa_printf(MSG_DEBUG
, "nl80211: Set supplicant port %sauthorized for "
8174 MACSTR
, authorized
? "" : "un", MAC2STR(drv
->bssid
));
8176 msg
= nlmsg_alloc();
8180 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_STATION
);
8182 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
,
8183 if_nametoindex(bss
->ifname
));
8184 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, drv
->bssid
);
8186 os_memset(&upd
, 0, sizeof(upd
));
8187 upd
.mask
= BIT(NL80211_STA_FLAG_AUTHORIZED
);
8189 upd
.set
= BIT(NL80211_STA_FLAG_AUTHORIZED
);
8190 NLA_PUT(msg
, NL80211_ATTR_STA_FLAGS2
, sizeof(upd
), &upd
);
8192 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8199 /* Set kernel driver on given frequency (MHz) */
8200 static int i802_set_freq(void *priv
, struct hostapd_freq_params
*freq
)
8202 struct i802_bss
*bss
= priv
;
8203 return wpa_driver_nl80211_set_freq(bss
, freq
);
8207 #if defined(HOSTAPD) || defined(CONFIG_AP)
8209 static inline int min_int(int a
, int b
)
8217 static int get_key_handler(struct nl_msg
*msg
, void *arg
)
8219 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
8220 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
8222 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
8223 genlmsg_attrlen(gnlh
, 0), NULL
);
8226 * TODO: validate the key index and mac address!
8227 * Otherwise, there's a race condition as soon as
8228 * the kernel starts sending key notifications.
8231 if (tb
[NL80211_ATTR_KEY_SEQ
])
8232 memcpy(arg
, nla_data(tb
[NL80211_ATTR_KEY_SEQ
]),
8233 min_int(nla_len(tb
[NL80211_ATTR_KEY_SEQ
]), 6));
8238 static int i802_get_seqnum(const char *iface
, void *priv
, const u8
*addr
,
8241 struct i802_bss
*bss
= priv
;
8242 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8245 msg
= nlmsg_alloc();
8249 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_KEY
);
8252 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
);
8253 NLA_PUT_U8(msg
, NL80211_ATTR_KEY_IDX
, idx
);
8254 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, if_nametoindex(iface
));
8258 return send_and_recv_msgs(drv
, msg
, get_key_handler
, seq
);
8265 static int i802_set_rts(void *priv
, int rts
)
8267 struct i802_bss
*bss
= priv
;
8268 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8273 msg
= nlmsg_alloc();
8282 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_WIPHY
);
8283 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
8284 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_RTS_THRESHOLD
, val
);
8286 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8292 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set RTS threshold %d: "
8293 "%d (%s)", rts
, ret
, strerror(-ret
));
8298 static int i802_set_frag(void *priv
, int frag
)
8300 struct i802_bss
*bss
= priv
;
8301 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8306 msg
= nlmsg_alloc();
8315 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_WIPHY
);
8316 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
8317 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_FRAG_THRESHOLD
, val
);
8319 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8325 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set fragmentation threshold "
8326 "%d: %d (%s)", frag
, ret
, strerror(-ret
));
8331 static int i802_flush(void *priv
)
8333 struct i802_bss
*bss
= priv
;
8334 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8338 msg
= nlmsg_alloc();
8342 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_DEL_STATION
);
8345 * XXX: FIX! this needs to flush all VLANs too
8347 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
,
8348 if_nametoindex(bss
->ifname
));
8350 res
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8352 wpa_printf(MSG_DEBUG
, "nl80211: Station flush failed: ret=%d "
8353 "(%s)", res
, strerror(-res
));
8361 #endif /* HOSTAPD || CONFIG_AP */
8364 static int get_sta_handler(struct nl_msg
*msg
, void *arg
)
8366 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
8367 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
8368 struct hostap_sta_driver_data
*data
= arg
;
8369 struct nlattr
*stats
[NL80211_STA_INFO_MAX
+ 1];
8370 static struct nla_policy stats_policy
[NL80211_STA_INFO_MAX
+ 1] = {
8371 [NL80211_STA_INFO_INACTIVE_TIME
] = { .type
= NLA_U32
},
8372 [NL80211_STA_INFO_RX_BYTES
] = { .type
= NLA_U32
},
8373 [NL80211_STA_INFO_TX_BYTES
] = { .type
= NLA_U32
},
8374 [NL80211_STA_INFO_RX_PACKETS
] = { .type
= NLA_U32
},
8375 [NL80211_STA_INFO_TX_PACKETS
] = { .type
= NLA_U32
},
8376 [NL80211_STA_INFO_TX_FAILED
] = { .type
= NLA_U32
},
8379 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
8380 genlmsg_attrlen(gnlh
, 0), NULL
);
8383 * TODO: validate the interface and mac address!
8384 * Otherwise, there's a race condition as soon as
8385 * the kernel starts sending station notifications.
8388 if (!tb
[NL80211_ATTR_STA_INFO
]) {
8389 wpa_printf(MSG_DEBUG
, "sta stats missing!");
8392 if (nla_parse_nested(stats
, NL80211_STA_INFO_MAX
,
8393 tb
[NL80211_ATTR_STA_INFO
],
8395 wpa_printf(MSG_DEBUG
, "failed to parse nested attributes!");
8399 if (stats
[NL80211_STA_INFO_INACTIVE_TIME
])
8400 data
->inactive_msec
=
8401 nla_get_u32(stats
[NL80211_STA_INFO_INACTIVE_TIME
]);
8402 if (stats
[NL80211_STA_INFO_RX_BYTES
])
8403 data
->rx_bytes
= nla_get_u32(stats
[NL80211_STA_INFO_RX_BYTES
]);
8404 if (stats
[NL80211_STA_INFO_TX_BYTES
])
8405 data
->tx_bytes
= nla_get_u32(stats
[NL80211_STA_INFO_TX_BYTES
]);
8406 if (stats
[NL80211_STA_INFO_RX_PACKETS
])
8408 nla_get_u32(stats
[NL80211_STA_INFO_RX_PACKETS
]);
8409 if (stats
[NL80211_STA_INFO_TX_PACKETS
])
8411 nla_get_u32(stats
[NL80211_STA_INFO_TX_PACKETS
]);
8412 if (stats
[NL80211_STA_INFO_TX_FAILED
])
8413 data
->tx_retry_failed
=
8414 nla_get_u32(stats
[NL80211_STA_INFO_TX_FAILED
]);
8419 static int i802_read_sta_data(struct i802_bss
*bss
,
8420 struct hostap_sta_driver_data
*data
,
8423 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8426 os_memset(data
, 0, sizeof(*data
));
8427 msg
= nlmsg_alloc();
8431 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_STATION
);
8433 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
);
8434 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, if_nametoindex(bss
->ifname
));
8436 return send_and_recv_msgs(drv
, msg
, get_sta_handler
, data
);
8443 #if defined(HOSTAPD) || defined(CONFIG_AP)
8445 static int i802_set_tx_queue_params(void *priv
, int queue
, int aifs
,
8446 int cw_min
, int cw_max
, int burst_time
)
8448 struct i802_bss
*bss
= priv
;
8449 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8451 struct nlattr
*txq
, *params
;
8453 msg
= nlmsg_alloc();
8457 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_WIPHY
);
8459 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, if_nametoindex(bss
->ifname
));
8461 txq
= nla_nest_start(msg
, NL80211_ATTR_WIPHY_TXQ_PARAMS
);
8463 goto nla_put_failure
;
8465 /* We are only sending parameters for a single TXQ at a time */
8466 params
= nla_nest_start(msg
, 1);
8468 goto nla_put_failure
;
8472 NLA_PUT_U8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_VO
);
8475 NLA_PUT_U8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_VI
);
8478 NLA_PUT_U8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_BE
);
8481 NLA_PUT_U8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_BK
);
8484 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
8485 * 32 usec, so need to convert the value here. */
8486 NLA_PUT_U16(msg
, NL80211_TXQ_ATTR_TXOP
, (burst_time
* 100 + 16) / 32);
8487 NLA_PUT_U16(msg
, NL80211_TXQ_ATTR_CWMIN
, cw_min
);
8488 NLA_PUT_U16(msg
, NL80211_TXQ_ATTR_CWMAX
, cw_max
);
8489 NLA_PUT_U8(msg
, NL80211_TXQ_ATTR_AIFS
, aifs
);
8491 nla_nest_end(msg
, params
);
8493 nla_nest_end(msg
, txq
);
8495 if (send_and_recv_msgs(drv
, msg
, NULL
, NULL
) == 0)
8504 static int i802_set_sta_vlan(struct i802_bss
*bss
, const u8
*addr
,
8505 const char *ifname
, int vlan_id
)
8507 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8511 msg
= nlmsg_alloc();
8515 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_STATION
);
8517 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
,
8518 if_nametoindex(bss
->ifname
));
8519 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
);
8520 NLA_PUT_U32(msg
, NL80211_ATTR_STA_VLAN
,
8521 if_nametoindex(ifname
));
8523 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8526 wpa_printf(MSG_ERROR
, "nl80211: NL80211_ATTR_STA_VLAN (addr="
8527 MACSTR
" ifname=%s vlan_id=%d) failed: %d (%s)",
8528 MAC2STR(addr
), ifname
, vlan_id
, ret
,
8537 static int i802_get_inact_sec(void *priv
, const u8
*addr
)
8539 struct hostap_sta_driver_data data
;
8542 data
.inactive_msec
= (unsigned long) -1;
8543 ret
= i802_read_sta_data(priv
, &data
, addr
);
8544 if (ret
|| data
.inactive_msec
== (unsigned long) -1)
8546 return data
.inactive_msec
/ 1000;
8550 static int i802_sta_clear_stats(void *priv
, const u8
*addr
)
8559 static int i802_sta_deauth(void *priv
, const u8
*own_addr
, const u8
*addr
,
8562 struct i802_bss
*bss
= priv
;
8563 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8564 struct ieee80211_mgmt mgmt
;
8566 if (drv
->device_ap_sme
)
8567 return wpa_driver_nl80211_sta_remove(bss
, addr
);
8569 memset(&mgmt
, 0, sizeof(mgmt
));
8570 mgmt
.frame_control
= IEEE80211_FC(WLAN_FC_TYPE_MGMT
,
8571 WLAN_FC_STYPE_DEAUTH
);
8572 memcpy(mgmt
.da
, addr
, ETH_ALEN
);
8573 memcpy(mgmt
.sa
, own_addr
, ETH_ALEN
);
8574 memcpy(mgmt
.bssid
, own_addr
, ETH_ALEN
);
8575 mgmt
.u
.deauth
.reason_code
= host_to_le16(reason
);
8576 return wpa_driver_nl80211_send_mlme(bss
, (u8
*) &mgmt
,
8578 sizeof(mgmt
.u
.deauth
), 0, 0, 0, 0,
8583 static int i802_sta_disassoc(void *priv
, const u8
*own_addr
, const u8
*addr
,
8586 struct i802_bss
*bss
= priv
;
8587 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8588 struct ieee80211_mgmt mgmt
;
8590 if (drv
->device_ap_sme
)
8591 return wpa_driver_nl80211_sta_remove(bss
, addr
);
8593 memset(&mgmt
, 0, sizeof(mgmt
));
8594 mgmt
.frame_control
= IEEE80211_FC(WLAN_FC_TYPE_MGMT
,
8595 WLAN_FC_STYPE_DISASSOC
);
8596 memcpy(mgmt
.da
, addr
, ETH_ALEN
);
8597 memcpy(mgmt
.sa
, own_addr
, ETH_ALEN
);
8598 memcpy(mgmt
.bssid
, own_addr
, ETH_ALEN
);
8599 mgmt
.u
.disassoc
.reason_code
= host_to_le16(reason
);
8600 return wpa_driver_nl80211_send_mlme(bss
, (u8
*) &mgmt
,
8602 sizeof(mgmt
.u
.disassoc
), 0, 0, 0, 0,
8606 #endif /* HOSTAPD || CONFIG_AP */
8610 static void add_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
)
8615 wpa_printf(MSG_DEBUG
, "nl80211: Add own interface ifindex %d",
8617 for (i
= 0; i
< drv
->num_if_indices
; i
++) {
8618 if (drv
->if_indices
[i
] == 0) {
8619 drv
->if_indices
[i
] = ifidx
;
8624 if (drv
->if_indices
!= drv
->default_if_indices
)
8625 old
= drv
->if_indices
;
8629 drv
->if_indices
= os_realloc_array(old
, drv
->num_if_indices
+ 1,
8631 if (!drv
->if_indices
) {
8633 drv
->if_indices
= drv
->default_if_indices
;
8635 drv
->if_indices
= old
;
8636 wpa_printf(MSG_ERROR
, "Failed to reallocate memory for "
8638 wpa_printf(MSG_ERROR
, "Ignoring EAPOL on interface %d", ifidx
);
8641 os_memcpy(drv
->if_indices
, drv
->default_if_indices
,
8642 sizeof(drv
->default_if_indices
));
8643 drv
->if_indices
[drv
->num_if_indices
] = ifidx
;
8644 drv
->num_if_indices
++;
8648 static void del_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
)
8652 for (i
= 0; i
< drv
->num_if_indices
; i
++) {
8653 if (drv
->if_indices
[i
] == ifidx
) {
8654 drv
->if_indices
[i
] = 0;
8661 static int have_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
)
8665 for (i
= 0; i
< drv
->num_if_indices
; i
++)
8666 if (drv
->if_indices
[i
] == ifidx
)
8673 static int i802_set_wds_sta(void *priv
, const u8
*addr
, int aid
, int val
,
8674 const char *bridge_ifname
, char *ifname_wds
)
8676 struct i802_bss
*bss
= priv
;
8677 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8678 char name
[IFNAMSIZ
+ 1];
8680 os_snprintf(name
, sizeof(name
), "%s.sta%d", bss
->ifname
, aid
);
8682 os_strlcpy(ifname_wds
, name
, IFNAMSIZ
+ 1);
8684 wpa_printf(MSG_DEBUG
, "nl80211: Set WDS STA addr=" MACSTR
8685 " aid=%d val=%d name=%s", MAC2STR(addr
), aid
, val
, name
);
8687 if (!if_nametoindex(name
)) {
8688 if (nl80211_create_iface(drv
, name
,
8689 NL80211_IFTYPE_AP_VLAN
,
8690 bss
->addr
, 1, NULL
, NULL
) < 0)
8692 if (bridge_ifname
&&
8693 linux_br_add_if(drv
->global
->ioctl_sock
,
8694 bridge_ifname
, name
) < 0)
8697 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, name
, 1)) {
8698 wpa_printf(MSG_ERROR
, "nl80211: Failed to set WDS STA "
8699 "interface %s up", name
);
8701 return i802_set_sta_vlan(priv
, addr
, name
, 0);
8704 linux_br_del_if(drv
->global
->ioctl_sock
, bridge_ifname
,
8707 i802_set_sta_vlan(priv
, addr
, bss
->ifname
, 0);
8708 return wpa_driver_nl80211_if_remove(priv
, WPA_IF_AP_VLAN
,
8714 static void handle_eapol(int sock
, void *eloop_ctx
, void *sock_ctx
)
8716 struct wpa_driver_nl80211_data
*drv
= eloop_ctx
;
8717 struct sockaddr_ll lladdr
;
8718 unsigned char buf
[3000];
8720 socklen_t fromlen
= sizeof(lladdr
);
8722 len
= recvfrom(sock
, buf
, sizeof(buf
), 0,
8723 (struct sockaddr
*)&lladdr
, &fromlen
);
8729 if (have_ifidx(drv
, lladdr
.sll_ifindex
))
8730 drv_event_eapol_rx(drv
->ctx
, lladdr
.sll_addr
, buf
, len
);
8734 static int i802_check_bridge(struct wpa_driver_nl80211_data
*drv
,
8735 struct i802_bss
*bss
,
8736 const char *brname
, const char *ifname
)
8739 char in_br
[IFNAMSIZ
];
8741 os_strlcpy(bss
->brname
, brname
, IFNAMSIZ
);
8742 ifindex
= if_nametoindex(brname
);
8745 * Bridge was configured, but the bridge device does
8746 * not exist. Try to add it now.
8748 if (linux_br_add(drv
->global
->ioctl_sock
, brname
) < 0) {
8749 wpa_printf(MSG_ERROR
, "nl80211: Failed to add the "
8750 "bridge interface %s: %s",
8751 brname
, strerror(errno
));
8754 bss
->added_bridge
= 1;
8755 add_ifidx(drv
, if_nametoindex(brname
));
8758 if (linux_br_get(in_br
, ifname
) == 0) {
8759 if (os_strcmp(in_br
, brname
) == 0)
8760 return 0; /* already in the bridge */
8762 wpa_printf(MSG_DEBUG
, "nl80211: Removing interface %s from "
8763 "bridge %s", ifname
, in_br
);
8764 if (linux_br_del_if(drv
->global
->ioctl_sock
, in_br
, ifname
) <
8766 wpa_printf(MSG_ERROR
, "nl80211: Failed to "
8767 "remove interface %s from bridge "
8769 ifname
, brname
, strerror(errno
));
8774 wpa_printf(MSG_DEBUG
, "nl80211: Adding interface %s into bridge %s",
8776 if (linux_br_add_if(drv
->global
->ioctl_sock
, brname
, ifname
) < 0) {
8777 wpa_printf(MSG_ERROR
, "nl80211: Failed to add interface %s "
8778 "into bridge %s: %s",
8779 ifname
, brname
, strerror(errno
));
8782 bss
->added_if_into_bridge
= 1;
8788 static void *i802_init(struct hostapd_data
*hapd
,
8789 struct wpa_init_params
*params
)
8791 struct wpa_driver_nl80211_data
*drv
;
8792 struct i802_bss
*bss
;
8794 char brname
[IFNAMSIZ
];
8795 int ifindex
, br_ifindex
;
8798 bss
= wpa_driver_nl80211_init(hapd
, params
->ifname
,
8799 params
->global_priv
);
8804 drv
->nlmode
= NL80211_IFTYPE_AP
;
8805 drv
->eapol_sock
= -1;
8807 if (linux_br_get(brname
, params
->ifname
) == 0) {
8808 wpa_printf(MSG_DEBUG
, "nl80211: Interface %s is in bridge %s",
8809 params
->ifname
, brname
);
8810 br_ifindex
= if_nametoindex(brname
);
8816 drv
->num_if_indices
= sizeof(drv
->default_if_indices
) / sizeof(int);
8817 drv
->if_indices
= drv
->default_if_indices
;
8818 for (i
= 0; i
< params
->num_bridge
; i
++) {
8819 if (params
->bridge
[i
]) {
8820 ifindex
= if_nametoindex(params
->bridge
[i
]);
8822 add_ifidx(drv
, ifindex
);
8823 if (ifindex
== br_ifindex
)
8827 if (!br_added
&& br_ifindex
&&
8828 (params
->num_bridge
== 0 || !params
->bridge
[0]))
8829 add_ifidx(drv
, br_ifindex
);
8831 /* start listening for EAPOL on the default AP interface */
8832 add_ifidx(drv
, drv
->ifindex
);
8834 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 0))
8837 if (params
->bssid
) {
8838 if (linux_set_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
8843 if (wpa_driver_nl80211_set_mode(bss
, drv
->nlmode
)) {
8844 wpa_printf(MSG_ERROR
, "nl80211: Failed to set interface %s "
8845 "into AP mode", bss
->ifname
);
8849 if (params
->num_bridge
&& params
->bridge
[0] &&
8850 i802_check_bridge(drv
, bss
, params
->bridge
[0], params
->ifname
) < 0)
8853 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 1))
8856 drv
->eapol_sock
= socket(PF_PACKET
, SOCK_DGRAM
, htons(ETH_P_PAE
));
8857 if (drv
->eapol_sock
< 0) {
8858 perror("socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE)");
8862 if (eloop_register_read_sock(drv
->eapol_sock
, handle_eapol
, drv
, NULL
))
8864 printf("Could not register read socket for eapol\n");
8868 if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
8872 memcpy(bss
->addr
, params
->own_addr
, ETH_ALEN
);
8877 wpa_driver_nl80211_deinit(bss
);
8882 static void i802_deinit(void *priv
)
8884 struct i802_bss
*bss
= priv
;
8885 wpa_driver_nl80211_deinit(bss
);
8888 #endif /* HOSTAPD */
8891 static enum nl80211_iftype
wpa_driver_nl80211_if_type(
8892 enum wpa_driver_if_type type
)
8895 case WPA_IF_STATION
:
8896 return NL80211_IFTYPE_STATION
;
8897 case WPA_IF_P2P_CLIENT
:
8898 case WPA_IF_P2P_GROUP
:
8899 return NL80211_IFTYPE_P2P_CLIENT
;
8900 case WPA_IF_AP_VLAN
:
8901 return NL80211_IFTYPE_AP_VLAN
;
8903 return NL80211_IFTYPE_AP
;
8905 return NL80211_IFTYPE_P2P_GO
;
8906 case WPA_IF_P2P_DEVICE
:
8907 return NL80211_IFTYPE_P2P_DEVICE
;
8915 static int nl80211_addr_in_use(struct nl80211_global
*global
, const u8
*addr
)
8917 struct wpa_driver_nl80211_data
*drv
;
8918 dl_list_for_each(drv
, &global
->interfaces
,
8919 struct wpa_driver_nl80211_data
, list
) {
8920 if (os_memcmp(addr
, drv
->first_bss
.addr
, ETH_ALEN
) == 0)
8927 static int nl80211_p2p_interface_addr(struct wpa_driver_nl80211_data
*drv
,
8935 os_memcpy(new_addr
, drv
->first_bss
.addr
, ETH_ALEN
);
8936 for (idx
= 0; idx
< 64; idx
++) {
8937 new_addr
[0] = drv
->first_bss
.addr
[0] | 0x02;
8938 new_addr
[0] ^= idx
<< 2;
8939 if (!nl80211_addr_in_use(drv
->global
, new_addr
))
8945 wpa_printf(MSG_DEBUG
, "nl80211: Assigned new P2P Interface Address "
8946 MACSTR
, MAC2STR(new_addr
));
8951 #endif /* CONFIG_P2P */
8957 u8 macaddr
[ETH_ALEN
];
8960 static int nl80211_wdev_handler(struct nl_msg
*msg
, void *arg
)
8962 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
8963 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
8964 struct wdev_info
*wi
= arg
;
8966 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
8967 genlmsg_attrlen(gnlh
, 0), NULL
);
8968 if (tb
[NL80211_ATTR_WDEV
]) {
8969 wi
->wdev_id
= nla_get_u64(tb
[NL80211_ATTR_WDEV
]);
8970 wi
->wdev_id_set
= 1;
8973 if (tb
[NL80211_ATTR_MAC
])
8974 os_memcpy(wi
->macaddr
, nla_data(tb
[NL80211_ATTR_MAC
]),
8981 static int wpa_driver_nl80211_if_add(void *priv
, enum wpa_driver_if_type type
,
8982 const char *ifname
, const u8
*addr
,
8983 void *bss_ctx
, void **drv_priv
,
8984 char *force_ifname
, u8
*if_addr
,
8987 enum nl80211_iftype nlmode
;
8988 struct i802_bss
*bss
= priv
;
8989 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8992 struct i802_bss
*new_bss
= NULL
;
8994 if (type
== WPA_IF_AP_BSS
) {
8995 new_bss
= os_zalloc(sizeof(*new_bss
));
8996 if (new_bss
== NULL
)
8999 #endif /* HOSTAPD */
9002 os_memcpy(if_addr
, addr
, ETH_ALEN
);
9003 nlmode
= wpa_driver_nl80211_if_type(type
);
9004 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
) {
9005 struct wdev_info p2pdev_info
;
9007 os_memset(&p2pdev_info
, 0, sizeof(p2pdev_info
));
9008 ifidx
= nl80211_create_iface(drv
, ifname
, nlmode
, addr
,
9009 0, nl80211_wdev_handler
,
9011 if (!p2pdev_info
.wdev_id_set
|| ifidx
!= 0) {
9012 wpa_printf(MSG_ERROR
, "nl80211: Failed to create a P2P Device interface %s",
9017 drv
->global
->if_add_wdevid
= p2pdev_info
.wdev_id
;
9018 drv
->global
->if_add_wdevid_set
= p2pdev_info
.wdev_id_set
;
9019 if (!is_zero_ether_addr(p2pdev_info
.macaddr
))
9020 os_memcpy(if_addr
, p2pdev_info
.macaddr
, ETH_ALEN
);
9021 wpa_printf(MSG_DEBUG
, "nl80211: New P2P Device interface %s (0x%llx) created",
9023 (long long unsigned int) p2pdev_info
.wdev_id
);
9025 ifidx
= nl80211_create_iface(drv
, ifname
, nlmode
, addr
,
9030 #endif /* HOSTAPD */
9036 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
9037 os_memcpy(if_addr
, bss
->addr
, ETH_ALEN
);
9038 else if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
,
9039 bss
->ifname
, if_addr
) < 0) {
9040 nl80211_remove_iface(drv
, ifidx
);
9047 (type
== WPA_IF_P2P_CLIENT
|| type
== WPA_IF_P2P_GROUP
||
9048 type
== WPA_IF_P2P_GO
)) {
9049 /* Enforce unique P2P Interface Address */
9050 u8 new_addr
[ETH_ALEN
];
9052 if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
9054 nl80211_remove_iface(drv
, ifidx
);
9057 if (nl80211_addr_in_use(drv
->global
, new_addr
)) {
9058 wpa_printf(MSG_DEBUG
, "nl80211: Allocate new address "
9059 "for P2P group interface");
9060 if (nl80211_p2p_interface_addr(drv
, new_addr
) < 0) {
9061 nl80211_remove_iface(drv
, ifidx
);
9064 if (linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
9066 nl80211_remove_iface(drv
, ifidx
);
9070 os_memcpy(if_addr
, new_addr
, ETH_ALEN
);
9072 #endif /* CONFIG_P2P */
9076 i802_check_bridge(drv
, new_bss
, bridge
, ifname
) < 0) {
9077 wpa_printf(MSG_ERROR
, "nl80211: Failed to add the new "
9078 "interface %s to a bridge %s", ifname
, bridge
);
9079 nl80211_remove_iface(drv
, ifidx
);
9084 if (type
== WPA_IF_AP_BSS
) {
9085 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, ifname
, 1))
9087 nl80211_remove_iface(drv
, ifidx
);
9091 os_strlcpy(new_bss
->ifname
, ifname
, IFNAMSIZ
);
9092 os_memcpy(new_bss
->addr
, if_addr
, ETH_ALEN
);
9093 new_bss
->ifindex
= ifidx
;
9095 new_bss
->next
= drv
->first_bss
.next
;
9096 new_bss
->freq
= drv
->first_bss
.freq
;
9097 new_bss
->ctx
= bss_ctx
;
9098 drv
->first_bss
.next
= new_bss
;
9100 *drv_priv
= new_bss
;
9101 nl80211_init_bss(new_bss
);
9103 /* Subscribe management frames for this WPA_IF_AP_BSS */
9104 if (nl80211_setup_ap(new_bss
))
9107 #endif /* HOSTAPD */
9110 drv
->global
->if_add_ifindex
= ifidx
;
9116 static int wpa_driver_nl80211_if_remove(struct i802_bss
*bss
,
9117 enum wpa_driver_if_type type
,
9120 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9121 int ifindex
= if_nametoindex(ifname
);
9123 wpa_printf(MSG_DEBUG
, "nl80211: %s(type=%d ifname=%s) ifindex=%d",
9124 __func__
, type
, ifname
, ifindex
);
9128 nl80211_remove_iface(drv
, ifindex
);
9131 if (type
!= WPA_IF_AP_BSS
)
9134 if (bss
->added_if_into_bridge
) {
9135 if (linux_br_del_if(drv
->global
->ioctl_sock
, bss
->brname
,
9137 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
9138 "interface %s from bridge %s: %s",
9139 bss
->ifname
, bss
->brname
, strerror(errno
));
9141 if (bss
->added_bridge
) {
9142 if (linux_br_del(drv
->global
->ioctl_sock
, bss
->brname
) < 0)
9143 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
9145 bss
->brname
, strerror(errno
));
9148 if (bss
!= &drv
->first_bss
) {
9149 struct i802_bss
*tbss
;
9151 for (tbss
= &drv
->first_bss
; tbss
; tbss
= tbss
->next
) {
9152 if (tbss
->next
== bss
) {
9153 tbss
->next
= bss
->next
;
9154 /* Unsubscribe management frames */
9155 nl80211_teardown_ap(bss
);
9156 nl80211_destroy_bss(bss
);
9163 wpa_printf(MSG_INFO
, "nl80211: %s - could not find "
9164 "BSS %p in the list", __func__
, bss
);
9166 #endif /* HOSTAPD */
9172 static int cookie_handler(struct nl_msg
*msg
, void *arg
)
9174 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
9175 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
9177 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
9178 genlmsg_attrlen(gnlh
, 0), NULL
);
9179 if (tb
[NL80211_ATTR_COOKIE
])
9180 *cookie
= nla_get_u64(tb
[NL80211_ATTR_COOKIE
]);
9185 static int nl80211_send_frame_cmd(struct i802_bss
*bss
,
9186 unsigned int freq
, unsigned int wait
,
9187 const u8
*buf
, size_t buf_len
,
9188 u64
*cookie_out
, int no_cck
, int no_ack
,
9191 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9196 msg
= nlmsg_alloc();
9200 wpa_printf(MSG_MSGDUMP
, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
9201 "no_ack=%d offchanok=%d",
9202 freq
, wait
, no_cck
, no_ack
, offchanok
);
9203 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_FRAME
);
9205 if (nl80211_set_iface_id(msg
, bss
) < 0)
9206 goto nla_put_failure
;
9208 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
);
9210 NLA_PUT_U32(msg
, NL80211_ATTR_DURATION
, wait
);
9211 if (offchanok
&& (drv
->capa
.flags
& WPA_DRIVER_FLAGS_OFFCHANNEL_TX
))
9212 NLA_PUT_FLAG(msg
, NL80211_ATTR_OFFCHANNEL_TX_OK
);
9214 NLA_PUT_FLAG(msg
, NL80211_ATTR_TX_NO_CCK_RATE
);
9216 NLA_PUT_FLAG(msg
, NL80211_ATTR_DONT_WAIT_FOR_ACK
);
9218 NLA_PUT(msg
, NL80211_ATTR_FRAME
, buf_len
, buf
);
9221 ret
= send_and_recv_msgs(drv
, msg
, cookie_handler
, &cookie
);
9224 wpa_printf(MSG_DEBUG
, "nl80211: Frame command failed: ret=%d "
9225 "(%s) (freq=%u wait=%u)", ret
, strerror(-ret
),
9227 goto nla_put_failure
;
9229 wpa_printf(MSG_MSGDUMP
, "nl80211: Frame TX command accepted%s; "
9230 "cookie 0x%llx", no_ack
? " (no ACK)" : "",
9231 (long long unsigned int) cookie
);
9234 *cookie_out
= no_ack
? (u64
) -1 : cookie
;
9242 static int wpa_driver_nl80211_send_action(struct i802_bss
*bss
,
9244 unsigned int wait_time
,
9245 const u8
*dst
, const u8
*src
,
9247 const u8
*data
, size_t data_len
,
9250 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9253 struct ieee80211_hdr
*hdr
;
9255 wpa_printf(MSG_DEBUG
, "nl80211: Send Action frame (ifindex=%d, "
9256 "freq=%u MHz wait=%d ms no_cck=%d)",
9257 drv
->ifindex
, freq
, wait_time
, no_cck
);
9259 buf
= os_zalloc(24 + data_len
);
9262 os_memcpy(buf
+ 24, data
, data_len
);
9263 hdr
= (struct ieee80211_hdr
*) buf
;
9264 hdr
->frame_control
=
9265 IEEE80211_FC(WLAN_FC_TYPE_MGMT
, WLAN_FC_STYPE_ACTION
);
9266 os_memcpy(hdr
->addr1
, dst
, ETH_ALEN
);
9267 os_memcpy(hdr
->addr2
, src
, ETH_ALEN
);
9268 os_memcpy(hdr
->addr3
, bssid
, ETH_ALEN
);
9270 if (is_ap_interface(drv
->nlmode
))
9271 ret
= wpa_driver_nl80211_send_mlme(bss
, buf
, 24 + data_len
,
9275 ret
= nl80211_send_frame_cmd(bss
, freq
, wait_time
, buf
,
9277 &drv
->send_action_cookie
,
9285 static void wpa_driver_nl80211_send_action_cancel_wait(void *priv
)
9287 struct i802_bss
*bss
= priv
;
9288 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9292 msg
= nlmsg_alloc();
9296 wpa_printf(MSG_DEBUG
, "nl80211: Cancel TX frame wait: cookie=0x%llx",
9297 (long long unsigned int) drv
->send_action_cookie
);
9298 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_FRAME_WAIT_CANCEL
);
9300 if (nl80211_set_iface_id(msg
, bss
) < 0)
9301 goto nla_put_failure
;
9302 NLA_PUT_U64(msg
, NL80211_ATTR_COOKIE
, drv
->send_action_cookie
);
9304 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9307 wpa_printf(MSG_DEBUG
, "nl80211: wait cancel failed: ret=%d "
9308 "(%s)", ret
, strerror(-ret
));
9315 static int wpa_driver_nl80211_remain_on_channel(void *priv
, unsigned int freq
,
9316 unsigned int duration
)
9318 struct i802_bss
*bss
= priv
;
9319 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9324 msg
= nlmsg_alloc();
9328 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_REMAIN_ON_CHANNEL
);
9330 if (nl80211_set_iface_id(msg
, bss
) < 0)
9331 goto nla_put_failure
;
9333 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
);
9334 NLA_PUT_U32(msg
, NL80211_ATTR_DURATION
, duration
);
9337 ret
= send_and_recv_msgs(drv
, msg
, cookie_handler
, &cookie
);
9340 wpa_printf(MSG_DEBUG
, "nl80211: Remain-on-channel cookie "
9341 "0x%llx for freq=%u MHz duration=%u",
9342 (long long unsigned int) cookie
, freq
, duration
);
9343 drv
->remain_on_chan_cookie
= cookie
;
9344 drv
->pending_remain_on_chan
= 1;
9347 wpa_printf(MSG_DEBUG
, "nl80211: Failed to request remain-on-channel "
9348 "(freq=%d duration=%u): %d (%s)",
9349 freq
, duration
, ret
, strerror(-ret
));
9356 static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv
)
9358 struct i802_bss
*bss
= priv
;
9359 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9363 if (!drv
->pending_remain_on_chan
) {
9364 wpa_printf(MSG_DEBUG
, "nl80211: No pending remain-on-channel "
9369 wpa_printf(MSG_DEBUG
, "nl80211: Cancel remain-on-channel with cookie "
9371 (long long unsigned int) drv
->remain_on_chan_cookie
);
9373 msg
= nlmsg_alloc();
9377 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL
);
9379 if (nl80211_set_iface_id(msg
, bss
) < 0)
9380 goto nla_put_failure
;
9382 NLA_PUT_U64(msg
, NL80211_ATTR_COOKIE
, drv
->remain_on_chan_cookie
);
9384 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9388 wpa_printf(MSG_DEBUG
, "nl80211: Failed to cancel remain-on-channel: "
9389 "%d (%s)", ret
, strerror(-ret
));
9396 static int wpa_driver_nl80211_probe_req_report(struct i802_bss
*bss
, int report
)
9398 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9401 if (bss
->nl_preq
&& drv
->device_ap_sme
&&
9402 is_ap_interface(drv
->nlmode
)) {
9404 * Do not disable Probe Request reporting that was
9405 * enabled in nl80211_setup_ap().
9407 wpa_printf(MSG_DEBUG
, "nl80211: Skip disabling of "
9408 "Probe Request reporting nl_preq=%p while "
9409 "in AP mode", bss
->nl_preq
);
9410 } else if (bss
->nl_preq
) {
9411 wpa_printf(MSG_DEBUG
, "nl80211: Disable Probe Request "
9412 "reporting nl_preq=%p", bss
->nl_preq
);
9413 eloop_unregister_read_sock(
9414 nl_socket_get_fd(bss
->nl_preq
));
9415 nl_destroy_handles(&bss
->nl_preq
);
9421 wpa_printf(MSG_DEBUG
, "nl80211: Probe Request reporting "
9422 "already on! nl_preq=%p", bss
->nl_preq
);
9426 bss
->nl_preq
= nl_create_handle(drv
->global
->nl_cb
, "preq");
9427 if (bss
->nl_preq
== NULL
)
9429 wpa_printf(MSG_DEBUG
, "nl80211: Enable Probe Request "
9430 "reporting nl_preq=%p", bss
->nl_preq
);
9432 if (nl80211_register_frame(bss
, bss
->nl_preq
,
9433 (WLAN_FC_TYPE_MGMT
<< 2) |
9434 (WLAN_FC_STYPE_PROBE_REQ
<< 4),
9438 eloop_register_read_sock(nl_socket_get_fd(bss
->nl_preq
),
9439 wpa_driver_nl80211_event_receive
, bss
->nl_cb
,
9445 nl_destroy_handles(&bss
->nl_preq
);
9450 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data
*drv
,
9451 int ifindex
, int disabled
)
9454 struct nlattr
*bands
, *band
;
9457 msg
= nlmsg_alloc();
9461 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_TX_BITRATE_MASK
);
9462 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, ifindex
);
9464 bands
= nla_nest_start(msg
, NL80211_ATTR_TX_RATES
);
9466 goto nla_put_failure
;
9469 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
9470 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
9471 * rates. All 5 GHz rates are left enabled.
9473 band
= nla_nest_start(msg
, NL80211_BAND_2GHZ
);
9475 goto nla_put_failure
;
9477 NLA_PUT(msg
, NL80211_TXRATE_LEGACY
, 8,
9478 "\x0c\x12\x18\x24\x30\x48\x60\x6c");
9480 nla_nest_end(msg
, band
);
9482 nla_nest_end(msg
, bands
);
9484 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9487 wpa_printf(MSG_DEBUG
, "nl80211: Set TX rates failed: ret=%d "
9488 "(%s)", ret
, strerror(-ret
));
9490 drv
->disabled_11b_rates
= disabled
;
9500 static int wpa_driver_nl80211_deinit_ap(void *priv
)
9502 struct i802_bss
*bss
= priv
;
9503 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9504 if (!is_ap_interface(drv
->nlmode
))
9506 wpa_driver_nl80211_del_beacon(drv
);
9507 return wpa_driver_nl80211_set_mode(priv
, NL80211_IFTYPE_STATION
);
9511 static int wpa_driver_nl80211_stop_ap(void *priv
)
9513 struct i802_bss
*bss
= priv
;
9514 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9515 if (!is_ap_interface(drv
->nlmode
))
9517 wpa_driver_nl80211_del_beacon(drv
);
9518 bss
->beacon_set
= 0;
9523 static int wpa_driver_nl80211_deinit_p2p_cli(void *priv
)
9525 struct i802_bss
*bss
= priv
;
9526 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9527 if (drv
->nlmode
!= NL80211_IFTYPE_P2P_CLIENT
)
9529 return wpa_driver_nl80211_set_mode(priv
, NL80211_IFTYPE_STATION
);
9533 static void wpa_driver_nl80211_resume(void *priv
)
9535 struct i802_bss
*bss
= priv
;
9537 if (i802_set_iface_flags(bss
, 1))
9538 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set interface up on resume event");
9542 static int nl80211_send_ft_action(void *priv
, u8 action
, const u8
*target_ap
,
9543 const u8
*ies
, size_t ies_len
)
9545 struct i802_bss
*bss
= priv
;
9546 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9550 const u8
*own_addr
= bss
->addr
;
9553 wpa_printf(MSG_ERROR
, "nl80211: Unsupported send_ft_action "
9554 "action %d", action
);
9559 * Action frame payload:
9560 * Category[1] = 6 (Fast BSS Transition)
9561 * Action[1] = 1 (Fast BSS Transition Request)
9567 data_len
= 2 + 2 * ETH_ALEN
+ ies_len
;
9568 data
= os_malloc(data_len
);
9572 *pos
++ = 0x06; /* FT Action category */
9574 os_memcpy(pos
, own_addr
, ETH_ALEN
);
9576 os_memcpy(pos
, target_ap
, ETH_ALEN
);
9578 os_memcpy(pos
, ies
, ies_len
);
9580 ret
= wpa_driver_nl80211_send_action(bss
, drv
->assoc_freq
, 0,
9581 drv
->bssid
, own_addr
, drv
->bssid
,
9589 static int nl80211_signal_monitor(void *priv
, int threshold
, int hysteresis
)
9591 struct i802_bss
*bss
= priv
;
9592 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9597 wpa_printf(MSG_DEBUG
, "nl80211: Signal monitor threshold=%d "
9598 "hysteresis=%d", threshold
, hysteresis
);
9600 msg
= nlmsg_alloc();
9604 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_CQM
);
9606 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, bss
->ifindex
);
9608 cqm
= nla_nest_start(msg
, NL80211_ATTR_CQM
);
9610 goto nla_put_failure
;
9612 NLA_PUT_U32(msg
, NL80211_ATTR_CQM_RSSI_THOLD
, threshold
);
9613 NLA_PUT_U32(msg
, NL80211_ATTR_CQM_RSSI_HYST
, hysteresis
);
9614 nla_nest_end(msg
, cqm
);
9616 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9625 /* Converts nl80211_chan_width to a common format */
9626 static enum chan_width
convert2width(int width
)
9629 case NL80211_CHAN_WIDTH_20_NOHT
:
9630 return CHAN_WIDTH_20_NOHT
;
9631 case NL80211_CHAN_WIDTH_20
:
9632 return CHAN_WIDTH_20
;
9633 case NL80211_CHAN_WIDTH_40
:
9634 return CHAN_WIDTH_40
;
9635 case NL80211_CHAN_WIDTH_80
:
9636 return CHAN_WIDTH_80
;
9637 case NL80211_CHAN_WIDTH_80P80
:
9638 return CHAN_WIDTH_80P80
;
9639 case NL80211_CHAN_WIDTH_160
:
9640 return CHAN_WIDTH_160
;
9642 return CHAN_WIDTH_UNKNOWN
;
9646 static int get_channel_width(struct nl_msg
*msg
, void *arg
)
9648 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
9649 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
9650 struct wpa_signal_info
*sig_change
= arg
;
9652 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
9653 genlmsg_attrlen(gnlh
, 0), NULL
);
9655 sig_change
->center_frq1
= -1;
9656 sig_change
->center_frq2
= -1;
9657 sig_change
->chanwidth
= CHAN_WIDTH_UNKNOWN
;
9659 if (tb
[NL80211_ATTR_CHANNEL_WIDTH
]) {
9660 sig_change
->chanwidth
= convert2width(
9661 nla_get_u32(tb
[NL80211_ATTR_CHANNEL_WIDTH
]));
9662 if (tb
[NL80211_ATTR_CENTER_FREQ1
])
9663 sig_change
->center_frq1
=
9664 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ1
]);
9665 if (tb
[NL80211_ATTR_CENTER_FREQ2
])
9666 sig_change
->center_frq2
=
9667 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ2
]);
9674 static int nl80211_get_channel_width(struct wpa_driver_nl80211_data
*drv
,
9675 struct wpa_signal_info
*sig
)
9679 msg
= nlmsg_alloc();
9683 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_INTERFACE
);
9684 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
9686 return send_and_recv_msgs(drv
, msg
, get_channel_width
, sig
);
9694 static int nl80211_signal_poll(void *priv
, struct wpa_signal_info
*si
)
9696 struct i802_bss
*bss
= priv
;
9697 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9700 os_memset(si
, 0, sizeof(*si
));
9701 res
= nl80211_get_link_signal(drv
, si
);
9705 res
= nl80211_get_channel_width(drv
, si
);
9709 return nl80211_get_link_noise(drv
, si
);
9713 static int wpa_driver_nl80211_shared_freq(void *priv
)
9715 struct i802_bss
*bss
= priv
;
9716 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9717 struct wpa_driver_nl80211_data
*driver
;
9721 * If the same PHY is in connected state with some other interface,
9722 * then retrieve the assoc freq.
9724 wpa_printf(MSG_DEBUG
, "nl80211: Get shared freq for PHY %s",
9727 dl_list_for_each(driver
, &drv
->global
->interfaces
,
9728 struct wpa_driver_nl80211_data
, list
) {
9729 if (drv
== driver
||
9730 os_strcmp(drv
->phyname
, driver
->phyname
) != 0 ||
9731 !driver
->associated
)
9734 wpa_printf(MSG_DEBUG
, "nl80211: Found a match for PHY %s - %s "
9736 driver
->phyname
, driver
->first_bss
.ifname
,
9737 MAC2STR(driver
->first_bss
.addr
));
9738 if (is_ap_interface(driver
->nlmode
))
9739 freq
= driver
->first_bss
.freq
;
9741 freq
= nl80211_get_assoc_freq(driver
);
9742 wpa_printf(MSG_DEBUG
, "nl80211: Shared freq for PHY %s: %d",
9743 drv
->phyname
, freq
);
9747 wpa_printf(MSG_DEBUG
, "nl80211: No shared interface for "
9748 "PHY (%s) in associated state", drv
->phyname
);
9754 static int nl80211_send_frame(void *priv
, const u8
*data
, size_t data_len
,
9757 struct i802_bss
*bss
= priv
;
9758 return wpa_driver_nl80211_send_frame(bss
, data
, data_len
, encrypt
, 0,
9763 static int nl80211_set_param(void *priv
, const char *param
)
9765 wpa_printf(MSG_DEBUG
, "nl80211: driver param='%s'", param
);
9770 if (os_strstr(param
, "use_p2p_group_interface=1")) {
9771 struct i802_bss
*bss
= priv
;
9772 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9774 wpa_printf(MSG_DEBUG
, "nl80211: Use separate P2P group "
9776 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_CONCURRENT
;
9777 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P
;
9780 if (os_strstr(param
, "p2p_device=1")) {
9781 struct i802_bss
*bss
= priv
;
9782 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9783 drv
->allow_p2p_device
= 1;
9785 #endif /* CONFIG_P2P */
9791 static void * nl80211_global_init(void)
9793 struct nl80211_global
*global
;
9794 struct netlink_config
*cfg
;
9796 global
= os_zalloc(sizeof(*global
));
9799 global
->ioctl_sock
= -1;
9800 dl_list_init(&global
->interfaces
);
9801 global
->if_add_ifindex
= -1;
9803 cfg
= os_zalloc(sizeof(*cfg
));
9808 cfg
->newlink_cb
= wpa_driver_nl80211_event_rtm_newlink
;
9809 cfg
->dellink_cb
= wpa_driver_nl80211_event_rtm_dellink
;
9810 global
->netlink
= netlink_init(cfg
);
9811 if (global
->netlink
== NULL
) {
9816 if (wpa_driver_nl80211_init_nl_global(global
) < 0)
9819 global
->ioctl_sock
= socket(PF_INET
, SOCK_DGRAM
, 0);
9820 if (global
->ioctl_sock
< 0) {
9821 perror("socket(PF_INET,SOCK_DGRAM)");
9828 nl80211_global_deinit(global
);
9833 static void nl80211_global_deinit(void *priv
)
9835 struct nl80211_global
*global
= priv
;
9838 if (!dl_list_empty(&global
->interfaces
)) {
9839 wpa_printf(MSG_ERROR
, "nl80211: %u interface(s) remain at "
9840 "nl80211_global_deinit",
9841 dl_list_len(&global
->interfaces
));
9844 if (global
->netlink
)
9845 netlink_deinit(global
->netlink
);
9847 nl_destroy_handles(&global
->nl
);
9849 if (global
->nl_event
) {
9850 eloop_unregister_read_sock(
9851 nl_socket_get_fd(global
->nl_event
));
9852 nl_destroy_handles(&global
->nl_event
);
9855 nl_cb_put(global
->nl_cb
);
9857 if (global
->ioctl_sock
>= 0)
9858 close(global
->ioctl_sock
);
9864 static const char * nl80211_get_radio_name(void *priv
)
9866 struct i802_bss
*bss
= priv
;
9867 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9868 return drv
->phyname
;
9872 static int nl80211_pmkid(struct i802_bss
*bss
, int cmd
, const u8
*bssid
,
9877 msg
= nlmsg_alloc();
9881 nl80211_cmd(bss
->drv
, msg
, 0, cmd
);
9883 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, if_nametoindex(bss
->ifname
));
9885 NLA_PUT(msg
, NL80211_ATTR_PMKID
, 16, pmkid
);
9887 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, bssid
);
9889 return send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
9896 static int nl80211_add_pmkid(void *priv
, const u8
*bssid
, const u8
*pmkid
)
9898 struct i802_bss
*bss
= priv
;
9899 wpa_printf(MSG_DEBUG
, "nl80211: Add PMKID for " MACSTR
, MAC2STR(bssid
));
9900 return nl80211_pmkid(bss
, NL80211_CMD_SET_PMKSA
, bssid
, pmkid
);
9904 static int nl80211_remove_pmkid(void *priv
, const u8
*bssid
, const u8
*pmkid
)
9906 struct i802_bss
*bss
= priv
;
9907 wpa_printf(MSG_DEBUG
, "nl80211: Delete PMKID for " MACSTR
,
9909 return nl80211_pmkid(bss
, NL80211_CMD_DEL_PMKSA
, bssid
, pmkid
);
9913 static int nl80211_flush_pmkid(void *priv
)
9915 struct i802_bss
*bss
= priv
;
9916 wpa_printf(MSG_DEBUG
, "nl80211: Flush PMKIDs");
9917 return nl80211_pmkid(bss
, NL80211_CMD_FLUSH_PMKSA
, NULL
, NULL
);
9921 static void nl80211_set_rekey_info(void *priv
, const u8
*kek
, const u8
*kck
,
9922 const u8
*replay_ctr
)
9924 struct i802_bss
*bss
= priv
;
9925 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9926 struct nlattr
*replay_nested
;
9929 msg
= nlmsg_alloc();
9933 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_SET_REKEY_OFFLOAD
);
9935 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, bss
->ifindex
);
9937 replay_nested
= nla_nest_start(msg
, NL80211_ATTR_REKEY_DATA
);
9939 goto nla_put_failure
;
9941 NLA_PUT(msg
, NL80211_REKEY_DATA_KEK
, NL80211_KEK_LEN
, kek
);
9942 NLA_PUT(msg
, NL80211_REKEY_DATA_KCK
, NL80211_KCK_LEN
, kck
);
9943 NLA_PUT(msg
, NL80211_REKEY_DATA_REPLAY_CTR
, NL80211_REPLAY_CTR_LEN
,
9946 nla_nest_end(msg
, replay_nested
);
9948 send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9955 static void nl80211_send_null_frame(struct i802_bss
*bss
, const u8
*own_addr
,
9956 const u8
*addr
, int qos
)
9958 /* send data frame to poll STA and check whether
9959 * this frame is ACKed */
9961 struct ieee80211_hdr hdr
;
9963 } STRUCT_PACKED nulldata
;
9966 /* Send data frame to poll STA and check whether this frame is ACKed */
9968 os_memset(&nulldata
, 0, sizeof(nulldata
));
9971 nulldata
.hdr
.frame_control
=
9972 IEEE80211_FC(WLAN_FC_TYPE_DATA
,
9973 WLAN_FC_STYPE_QOS_NULL
);
9974 size
= sizeof(nulldata
);
9976 nulldata
.hdr
.frame_control
=
9977 IEEE80211_FC(WLAN_FC_TYPE_DATA
,
9978 WLAN_FC_STYPE_NULLFUNC
);
9979 size
= sizeof(struct ieee80211_hdr
);
9982 nulldata
.hdr
.frame_control
|= host_to_le16(WLAN_FC_FROMDS
);
9983 os_memcpy(nulldata
.hdr
.IEEE80211_DA_FROMDS
, addr
, ETH_ALEN
);
9984 os_memcpy(nulldata
.hdr
.IEEE80211_BSSID_FROMDS
, own_addr
, ETH_ALEN
);
9985 os_memcpy(nulldata
.hdr
.IEEE80211_SA_FROMDS
, own_addr
, ETH_ALEN
);
9987 if (wpa_driver_nl80211_send_mlme(bss
, (u8
*) &nulldata
, size
, 0, 0, 0,
9989 wpa_printf(MSG_DEBUG
, "nl80211_send_null_frame: Failed to "
9993 static void nl80211_poll_client(void *priv
, const u8
*own_addr
, const u8
*addr
,
9996 struct i802_bss
*bss
= priv
;
9997 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10000 if (!drv
->poll_command_supported
) {
10001 nl80211_send_null_frame(bss
, own_addr
, addr
, qos
);
10005 msg
= nlmsg_alloc();
10009 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_PROBE_CLIENT
);
10011 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, bss
->ifindex
);
10012 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
);
10014 send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10021 static int nl80211_set_power_save(struct i802_bss
*bss
, int enabled
)
10023 struct nl_msg
*msg
;
10025 msg
= nlmsg_alloc();
10029 nl80211_cmd(bss
->drv
, msg
, 0, NL80211_CMD_SET_POWER_SAVE
);
10030 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, bss
->ifindex
);
10031 NLA_PUT_U32(msg
, NL80211_ATTR_PS_STATE
,
10032 enabled
? NL80211_PS_ENABLED
: NL80211_PS_DISABLED
);
10033 return send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
10040 static int nl80211_set_p2p_powersave(void *priv
, int legacy_ps
, int opp_ps
,
10043 struct i802_bss
*bss
= priv
;
10045 wpa_printf(MSG_DEBUG
, "nl80211: set_p2p_powersave (legacy_ps=%d "
10046 "opp_ps=%d ctwindow=%d)", legacy_ps
, opp_ps
, ctwindow
);
10048 if (opp_ps
!= -1 || ctwindow
!= -1)
10049 return -1; /* Not yet supported */
10051 if (legacy_ps
== -1)
10053 if (legacy_ps
!= 0 && legacy_ps
!= 1)
10054 return -1; /* Not yet supported */
10056 return nl80211_set_power_save(bss
, legacy_ps
);
10060 static int nl80211_start_radar_detection(void *priv
, int freq
)
10062 struct i802_bss
*bss
= priv
;
10063 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10064 struct nl_msg
*msg
;
10067 wpa_printf(MSG_DEBUG
, "nl80211: Start radar detection (CAC)");
10068 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_RADAR
)) {
10069 wpa_printf(MSG_DEBUG
, "nl80211: Driver does not support radar "
10074 msg
= nlmsg_alloc();
10078 nl80211_cmd(bss
->drv
, msg
, 0, NL80211_CMD_RADAR_DETECT
);
10079 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
10080 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
);
10082 /* only HT20 is supported at this point */
10083 NLA_PUT_U32(msg
, NL80211_ATTR_WIPHY_CHANNEL_TYPE
, NL80211_CHAN_HT20
);
10085 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10088 wpa_printf(MSG_DEBUG
, "nl80211: Failed to start radar detection: "
10089 "%d (%s)", ret
, strerror(-ret
));
10096 static int nl80211_send_tdls_mgmt(void *priv
, const u8
*dst
, u8 action_code
,
10097 u8 dialog_token
, u16 status_code
,
10098 const u8
*buf
, size_t len
)
10100 struct i802_bss
*bss
= priv
;
10101 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10102 struct nl_msg
*msg
;
10104 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
))
10105 return -EOPNOTSUPP
;
10110 msg
= nlmsg_alloc();
10114 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_TDLS_MGMT
);
10115 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
10116 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, dst
);
10117 NLA_PUT_U8(msg
, NL80211_ATTR_TDLS_ACTION
, action_code
);
10118 NLA_PUT_U8(msg
, NL80211_ATTR_TDLS_DIALOG_TOKEN
, dialog_token
);
10119 NLA_PUT_U16(msg
, NL80211_ATTR_STATUS_CODE
, status_code
);
10120 NLA_PUT(msg
, NL80211_ATTR_IE
, len
, buf
);
10122 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10130 static int nl80211_tdls_oper(void *priv
, enum tdls_oper oper
, const u8
*peer
)
10132 struct i802_bss
*bss
= priv
;
10133 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10134 struct nl_msg
*msg
;
10135 enum nl80211_tdls_operation nl80211_oper
;
10137 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
))
10138 return -EOPNOTSUPP
;
10141 case TDLS_DISCOVERY_REQ
:
10142 nl80211_oper
= NL80211_TDLS_DISCOVERY_REQ
;
10145 nl80211_oper
= NL80211_TDLS_SETUP
;
10147 case TDLS_TEARDOWN
:
10148 nl80211_oper
= NL80211_TDLS_TEARDOWN
;
10150 case TDLS_ENABLE_LINK
:
10151 nl80211_oper
= NL80211_TDLS_ENABLE_LINK
;
10153 case TDLS_DISABLE_LINK
:
10154 nl80211_oper
= NL80211_TDLS_DISABLE_LINK
;
10164 msg
= nlmsg_alloc();
10168 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_TDLS_OPER
);
10169 NLA_PUT_U8(msg
, NL80211_ATTR_TDLS_OPERATION
, nl80211_oper
);
10170 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
10171 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, peer
);
10173 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10180 #endif /* CONFIG TDLS */
10185 typedef struct android_wifi_priv_cmd
{
10189 } android_wifi_priv_cmd
;
10191 static int drv_errors
= 0;
10193 static void wpa_driver_send_hang_msg(struct wpa_driver_nl80211_data
*drv
)
10196 if (drv_errors
> DRV_NUMBER_SEQUENTIAL_ERRORS
) {
10198 wpa_msg(drv
->ctx
, MSG_INFO
, WPA_EVENT_DRIVER_STATE
"HANGED");
10203 static int android_priv_cmd(struct i802_bss
*bss
, const char *cmd
)
10205 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10207 android_wifi_priv_cmd priv_cmd
;
10208 char buf
[MAX_DRV_CMD_SIZE
];
10211 os_memset(&ifr
, 0, sizeof(ifr
));
10212 os_memset(&priv_cmd
, 0, sizeof(priv_cmd
));
10213 os_strlcpy(ifr
.ifr_name
, bss
->ifname
, IFNAMSIZ
);
10215 os_memset(buf
, 0, sizeof(buf
));
10216 os_strlcpy(buf
, cmd
, sizeof(buf
));
10218 priv_cmd
.buf
= buf
;
10219 priv_cmd
.used_len
= sizeof(buf
);
10220 priv_cmd
.total_len
= sizeof(buf
);
10221 ifr
.ifr_data
= &priv_cmd
;
10223 ret
= ioctl(drv
->global
->ioctl_sock
, SIOCDEVPRIVATE
+ 1, &ifr
);
10225 wpa_printf(MSG_ERROR
, "%s: failed to issue private commands",
10227 wpa_driver_send_hang_msg(drv
);
10236 static int android_pno_start(struct i802_bss
*bss
,
10237 struct wpa_driver_scan_params
*params
)
10239 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10241 android_wifi_priv_cmd priv_cmd
;
10242 int ret
= 0, i
= 0, bp
;
10243 char buf
[WEXT_PNO_MAX_COMMAND_SIZE
];
10245 bp
= WEXT_PNOSETUP_HEADER_SIZE
;
10246 os_memcpy(buf
, WEXT_PNOSETUP_HEADER
, bp
);
10247 buf
[bp
++] = WEXT_PNO_TLV_PREFIX
;
10248 buf
[bp
++] = WEXT_PNO_TLV_VERSION
;
10249 buf
[bp
++] = WEXT_PNO_TLV_SUBVERSION
;
10250 buf
[bp
++] = WEXT_PNO_TLV_RESERVED
;
10252 while (i
< WEXT_PNO_AMOUNT
&& (size_t) i
< params
->num_ssids
) {
10253 /* Check that there is enough space needed for 1 more SSID, the
10254 * other sections and null termination */
10255 if ((bp
+ WEXT_PNO_SSID_HEADER_SIZE
+ MAX_SSID_LEN
+
10256 WEXT_PNO_NONSSID_SECTIONS_SIZE
+ 1) >= (int) sizeof(buf
))
10258 wpa_hexdump_ascii(MSG_DEBUG
, "For PNO Scan",
10259 params
->ssids
[i
].ssid
,
10260 params
->ssids
[i
].ssid_len
);
10261 buf
[bp
++] = WEXT_PNO_SSID_SECTION
;
10262 buf
[bp
++] = params
->ssids
[i
].ssid_len
;
10263 os_memcpy(&buf
[bp
], params
->ssids
[i
].ssid
,
10264 params
->ssids
[i
].ssid_len
);
10265 bp
+= params
->ssids
[i
].ssid_len
;
10269 buf
[bp
++] = WEXT_PNO_SCAN_INTERVAL_SECTION
;
10270 os_snprintf(&buf
[bp
], WEXT_PNO_SCAN_INTERVAL_LENGTH
+ 1, "%x",
10271 WEXT_PNO_SCAN_INTERVAL
);
10272 bp
+= WEXT_PNO_SCAN_INTERVAL_LENGTH
;
10274 buf
[bp
++] = WEXT_PNO_REPEAT_SECTION
;
10275 os_snprintf(&buf
[bp
], WEXT_PNO_REPEAT_LENGTH
+ 1, "%x",
10277 bp
+= WEXT_PNO_REPEAT_LENGTH
;
10279 buf
[bp
++] = WEXT_PNO_MAX_REPEAT_SECTION
;
10280 os_snprintf(&buf
[bp
], WEXT_PNO_MAX_REPEAT_LENGTH
+ 1, "%x",
10281 WEXT_PNO_MAX_REPEAT
);
10282 bp
+= WEXT_PNO_MAX_REPEAT_LENGTH
+ 1;
10284 memset(&ifr
, 0, sizeof(ifr
));
10285 memset(&priv_cmd
, 0, sizeof(priv_cmd
));
10286 os_strncpy(ifr
.ifr_name
, bss
->ifname
, IFNAMSIZ
);
10288 priv_cmd
.buf
= buf
;
10289 priv_cmd
.used_len
= bp
;
10290 priv_cmd
.total_len
= bp
;
10291 ifr
.ifr_data
= &priv_cmd
;
10293 ret
= ioctl(drv
->global
->ioctl_sock
, SIOCDEVPRIVATE
+ 1, &ifr
);
10296 wpa_printf(MSG_ERROR
, "ioctl[SIOCSIWPRIV] (pnosetup): %d",
10298 wpa_driver_send_hang_msg(drv
);
10304 return android_priv_cmd(bss
, "PNOFORCE 1");
10308 static int android_pno_stop(struct i802_bss
*bss
)
10310 return android_priv_cmd(bss
, "PNOFORCE 0");
10313 #endif /* ANDROID */
10316 static int driver_nl80211_set_key(const char *ifname
, void *priv
,
10317 enum wpa_alg alg
, const u8
*addr
,
10318 int key_idx
, int set_tx
,
10319 const u8
*seq
, size_t seq_len
,
10320 const u8
*key
, size_t key_len
)
10322 struct i802_bss
*bss
= priv
;
10323 return wpa_driver_nl80211_set_key(ifname
, bss
, alg
, addr
, key_idx
,
10324 set_tx
, seq
, seq_len
, key
, key_len
);
10328 static int driver_nl80211_scan2(void *priv
,
10329 struct wpa_driver_scan_params
*params
)
10331 struct i802_bss
*bss
= priv
;
10332 return wpa_driver_nl80211_scan(bss
, params
);
10336 static int driver_nl80211_deauthenticate(void *priv
, const u8
*addr
,
10339 struct i802_bss
*bss
= priv
;
10340 return wpa_driver_nl80211_deauthenticate(bss
, addr
, reason_code
);
10344 static int driver_nl80211_authenticate(void *priv
,
10345 struct wpa_driver_auth_params
*params
)
10347 struct i802_bss
*bss
= priv
;
10348 return wpa_driver_nl80211_authenticate(bss
, params
);
10352 static void driver_nl80211_deinit(void *priv
)
10354 struct i802_bss
*bss
= priv
;
10355 wpa_driver_nl80211_deinit(bss
);
10359 static int driver_nl80211_if_remove(void *priv
, enum wpa_driver_if_type type
,
10360 const char *ifname
)
10362 struct i802_bss
*bss
= priv
;
10363 return wpa_driver_nl80211_if_remove(bss
, type
, ifname
);
10367 static int driver_nl80211_send_mlme(void *priv
, const u8
*data
,
10368 size_t data_len
, int noack
)
10370 struct i802_bss
*bss
= priv
;
10371 return wpa_driver_nl80211_send_mlme(bss
, data
, data_len
, noack
,
10376 static int driver_nl80211_sta_remove(void *priv
, const u8
*addr
)
10378 struct i802_bss
*bss
= priv
;
10379 return wpa_driver_nl80211_sta_remove(bss
, addr
);
10383 #if defined(HOSTAPD) || defined(CONFIG_AP)
10384 static int driver_nl80211_set_sta_vlan(void *priv
, const u8
*addr
,
10385 const char *ifname
, int vlan_id
)
10387 struct i802_bss
*bss
= priv
;
10388 return i802_set_sta_vlan(bss
, addr
, ifname
, vlan_id
);
10390 #endif /* HOSTAPD || CONFIG_AP */
10393 static int driver_nl80211_read_sta_data(void *priv
,
10394 struct hostap_sta_driver_data
*data
,
10397 struct i802_bss
*bss
= priv
;
10398 return i802_read_sta_data(bss
, data
, addr
);
10402 static int driver_nl80211_send_action(void *priv
, unsigned int freq
,
10403 unsigned int wait_time
,
10404 const u8
*dst
, const u8
*src
,
10406 const u8
*data
, size_t data_len
,
10409 struct i802_bss
*bss
= priv
;
10410 return wpa_driver_nl80211_send_action(bss
, freq
, wait_time
, dst
, src
,
10411 bssid
, data
, data_len
, no_cck
);
10415 static int driver_nl80211_probe_req_report(void *priv
, int report
)
10417 struct i802_bss
*bss
= priv
;
10418 return wpa_driver_nl80211_probe_req_report(bss
, report
);
10422 static int wpa_driver_nl80211_update_ft_ies(void *priv
, const u8
*md
,
10423 const u8
*ies
, size_t ies_len
)
10426 struct nl_msg
*msg
;
10427 struct i802_bss
*bss
= priv
;
10428 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10429 u16 mdid
= WPA_GET_LE16(md
);
10431 msg
= nlmsg_alloc();
10435 wpa_printf(MSG_DEBUG
, "nl80211: Updating FT IEs");
10436 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_UPDATE_FT_IES
);
10437 NLA_PUT_U32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
);
10438 NLA_PUT(msg
, NL80211_ATTR_IE
, ies_len
, ies
);
10439 NLA_PUT_U16(msg
, NL80211_ATTR_MDID
, mdid
);
10441 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10443 wpa_printf(MSG_DEBUG
, "nl80211: update_ft_ies failed "
10444 "err=%d (%s)", ret
, strerror(-ret
));
10455 const u8
* wpa_driver_nl80211_get_macaddr(void *priv
)
10457 struct i802_bss
*bss
= priv
;
10458 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10460 if (drv
->nlmode
!= NL80211_IFTYPE_P2P_DEVICE
)
10467 const struct wpa_driver_ops wpa_driver_nl80211_ops
= {
10469 .desc
= "Linux nl80211/cfg80211",
10470 .get_bssid
= wpa_driver_nl80211_get_bssid
,
10471 .get_ssid
= wpa_driver_nl80211_get_ssid
,
10472 .set_key
= driver_nl80211_set_key
,
10473 .scan2
= driver_nl80211_scan2
,
10474 .sched_scan
= wpa_driver_nl80211_sched_scan
,
10475 .stop_sched_scan
= wpa_driver_nl80211_stop_sched_scan
,
10476 .get_scan_results2
= wpa_driver_nl80211_get_scan_results
,
10477 .deauthenticate
= driver_nl80211_deauthenticate
,
10478 .authenticate
= driver_nl80211_authenticate
,
10479 .associate
= wpa_driver_nl80211_associate
,
10480 .global_init
= nl80211_global_init
,
10481 .global_deinit
= nl80211_global_deinit
,
10482 .init2
= wpa_driver_nl80211_init
,
10483 .deinit
= driver_nl80211_deinit
,
10484 .get_capa
= wpa_driver_nl80211_get_capa
,
10485 .set_operstate
= wpa_driver_nl80211_set_operstate
,
10486 .set_supp_port
= wpa_driver_nl80211_set_supp_port
,
10487 .set_country
= wpa_driver_nl80211_set_country
,
10488 .set_ap
= wpa_driver_nl80211_set_ap
,
10489 .set_acl
= wpa_driver_nl80211_set_acl
,
10490 .if_add
= wpa_driver_nl80211_if_add
,
10491 .if_remove
= driver_nl80211_if_remove
,
10492 .send_mlme
= driver_nl80211_send_mlme
,
10493 .get_hw_feature_data
= wpa_driver_nl80211_get_hw_feature_data
,
10494 .sta_add
= wpa_driver_nl80211_sta_add
,
10495 .sta_remove
= driver_nl80211_sta_remove
,
10496 .hapd_send_eapol
= wpa_driver_nl80211_hapd_send_eapol
,
10497 .sta_set_flags
= wpa_driver_nl80211_sta_set_flags
,
10499 .hapd_init
= i802_init
,
10500 .hapd_deinit
= i802_deinit
,
10501 .set_wds_sta
= i802_set_wds_sta
,
10502 #endif /* HOSTAPD */
10503 #if defined(HOSTAPD) || defined(CONFIG_AP)
10504 .get_seqnum
= i802_get_seqnum
,
10505 .flush
= i802_flush
,
10506 .get_inact_sec
= i802_get_inact_sec
,
10507 .sta_clear_stats
= i802_sta_clear_stats
,
10508 .set_rts
= i802_set_rts
,
10509 .set_frag
= i802_set_frag
,
10510 .set_tx_queue_params
= i802_set_tx_queue_params
,
10511 .set_sta_vlan
= driver_nl80211_set_sta_vlan
,
10512 .sta_deauth
= i802_sta_deauth
,
10513 .sta_disassoc
= i802_sta_disassoc
,
10514 #endif /* HOSTAPD || CONFIG_AP */
10515 .read_sta_data
= driver_nl80211_read_sta_data
,
10516 .set_freq
= i802_set_freq
,
10517 .send_action
= driver_nl80211_send_action
,
10518 .send_action_cancel_wait
= wpa_driver_nl80211_send_action_cancel_wait
,
10519 .remain_on_channel
= wpa_driver_nl80211_remain_on_channel
,
10520 .cancel_remain_on_channel
=
10521 wpa_driver_nl80211_cancel_remain_on_channel
,
10522 .probe_req_report
= driver_nl80211_probe_req_report
,
10523 .deinit_ap
= wpa_driver_nl80211_deinit_ap
,
10524 .deinit_p2p_cli
= wpa_driver_nl80211_deinit_p2p_cli
,
10525 .resume
= wpa_driver_nl80211_resume
,
10526 .send_ft_action
= nl80211_send_ft_action
,
10527 .signal_monitor
= nl80211_signal_monitor
,
10528 .signal_poll
= nl80211_signal_poll
,
10529 .send_frame
= nl80211_send_frame
,
10530 .shared_freq
= wpa_driver_nl80211_shared_freq
,
10531 .set_param
= nl80211_set_param
,
10532 .get_radio_name
= nl80211_get_radio_name
,
10533 .add_pmkid
= nl80211_add_pmkid
,
10534 .remove_pmkid
= nl80211_remove_pmkid
,
10535 .flush_pmkid
= nl80211_flush_pmkid
,
10536 .set_rekey_info
= nl80211_set_rekey_info
,
10537 .poll_client
= nl80211_poll_client
,
10538 .set_p2p_powersave
= nl80211_set_p2p_powersave
,
10539 .start_dfs_cac
= nl80211_start_radar_detection
,
10540 .stop_ap
= wpa_driver_nl80211_stop_ap
,
10542 .send_tdls_mgmt
= nl80211_send_tdls_mgmt
,
10543 .tdls_oper
= nl80211_tdls_oper
,
10544 #endif /* CONFIG_TDLS */
10545 .update_ft_ies
= wpa_driver_nl80211_update_ft_ies
,
10546 .get_mac_addr
= wpa_driver_nl80211_get_macaddr
,