2 * Driver interaction with Linux nl80211/cfg80211
3 * Copyright (c) 2002-2015, 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/types.h>
17 #include <netlink/genl/genl.h>
18 #include <netlink/genl/ctrl.h>
19 #ifdef CONFIG_LIBNL3_ROUTE
20 #include <netlink/route/neighbour.h>
21 #endif /* CONFIG_LIBNL3_ROUTE */
22 #include <linux/rtnetlink.h>
23 #include <netpacket/packet.h>
24 #include <linux/errqueue.h>
28 #include "common/qca-vendor.h"
29 #include "common/qca-vendor-attr.h"
30 #include "common/ieee802_11_defs.h"
31 #include "common/ieee802_11_common.h"
32 #include "common/wpa_common.h"
33 #include "l2_packet/l2_packet.h"
35 #include "linux_defines.h"
36 #include "linux_ioctl.h"
38 #include "radiotap_iter.h"
40 #include "driver_nl80211.h"
43 /* support for extack if compilation headers are too old */
44 #ifndef NETLINK_EXT_ACK
45 #define NETLINK_EXT_ACK 11
53 NLMSGERR_ATTR_MAX
= __NLMSGERR_ATTR_MAX
- 1
57 #define NLM_F_CAPPED 0x100
59 #ifndef NLM_F_ACK_TLVS
60 #define NLM_F_ACK_TLVS 0x200
63 #define SOL_NETLINK 270
66 #ifndef CONFIG_LIBNL20
68 * libnl 1.1 has a bug, it tries to allocate socket numbers densely
69 * but when you free a socket again it will mess up its bitmap and
70 * and use the wrong number the next time it needs a socket ID.
71 * Therefore, we wrap the handle alloc/destroy and add our own pid
74 static uint32_t port_bitmap
[32] = { 0 };
76 static struct nl_handle
*nl80211_handle_alloc(void *cb
)
78 struct nl_handle
*handle
;
79 uint32_t pid
= getpid() & 0x3FFFFF;
82 handle
= nl_handle_alloc_cb(cb
);
84 for (i
= 0; i
< 1024; i
++) {
85 if (port_bitmap
[i
/ 32] & (1 << (i
% 32)))
87 port_bitmap
[i
/ 32] |= 1 << (i
% 32);
92 nl_socket_set_local_port(handle
, pid
);
97 static void nl80211_handle_destroy(struct nl_handle
*handle
)
99 uint32_t port
= nl_socket_get_local_port(handle
);
102 port_bitmap
[port
/ 32] &= ~(1 << (port
% 32));
104 nl_handle_destroy(handle
);
106 #endif /* CONFIG_LIBNL20 */
110 /* system/core/libnl_2 does not include nl_socket_set_nonblocking() */
111 #undef nl_socket_set_nonblocking
112 #define nl_socket_set_nonblocking(h) android_nl_socket_set_nonblocking(h)
117 static struct nl_handle
* nl_create_handle(struct nl_cb
*cb
, const char *dbg
)
119 struct nl_handle
*handle
;
121 handle
= nl80211_handle_alloc(cb
);
122 if (handle
== NULL
) {
123 wpa_printf(MSG_ERROR
, "nl80211: Failed to allocate netlink "
124 "callbacks (%s)", dbg
);
128 if (genl_connect(handle
)) {
129 wpa_printf(MSG_ERROR
, "nl80211: Failed to connect to generic "
130 "netlink (%s)", dbg
);
131 nl80211_handle_destroy(handle
);
139 static void nl_destroy_handles(struct nl_handle
**handle
)
143 nl80211_handle_destroy(*handle
);
149 #define ELOOP_SOCKET_INVALID (intptr_t) 0x8888888888888889ULL
151 #define ELOOP_SOCKET_INVALID (intptr_t) 0x88888889ULL
154 static void nl80211_register_eloop_read(struct nl_handle
**handle
,
155 eloop_sock_handler handler
,
156 void *eloop_data
, int persist
)
158 #ifdef CONFIG_LIBNL20
160 * libnl uses a pretty small buffer (32 kB that gets converted to 64 kB)
161 * by default. It is possible to hit that limit in some cases where
162 * operations are blocked, e.g., with a burst of Deauthentication frames
163 * to hostapd and STA entry deletion. Try to increase the buffer to make
164 * this less likely to occur.
166 if (nl_socket_set_buffer_size(*handle
, 262144, 0) < 0) {
167 wpa_printf(MSG_DEBUG
,
168 "nl80211: Could not set nl_socket RX buffer size: %s",
170 /* continue anyway with the default (smaller) buffer */
172 #endif /* CONFIG_LIBNL20 */
174 nl_socket_set_nonblocking(*handle
);
175 eloop_register_read_sock(nl_socket_get_fd(*handle
), handler
,
176 eloop_data
, *handle
);
178 *handle
= (void *) (((intptr_t) *handle
) ^
179 ELOOP_SOCKET_INVALID
);
183 static void nl80211_destroy_eloop_handle(struct nl_handle
**handle
, int persist
)
186 *handle
= (void *) (((intptr_t) *handle
) ^
187 ELOOP_SOCKET_INVALID
);
188 eloop_unregister_read_sock(nl_socket_get_fd(*handle
));
189 nl_destroy_handles(handle
);
193 static void nl80211_global_deinit(void *priv
);
194 static void nl80211_check_global(struct nl80211_global
*global
);
196 static void wpa_driver_nl80211_deinit(struct i802_bss
*bss
);
197 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss
*bss
,
198 struct hostapd_freq_params
*freq
);
201 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data
*drv
,
202 const u8
*set_addr
, int first
,
203 const char *driver_params
);
204 static int nl80211_send_frame_cmd(struct i802_bss
*bss
,
205 unsigned int freq
, unsigned int wait
,
206 const u8
*buf
, size_t buf_len
, u64
*cookie
,
207 int no_cck
, int no_ack
, int offchanok
,
208 const u16
*csa_offs
, size_t csa_offs_len
);
209 static int wpa_driver_nl80211_probe_req_report(struct i802_bss
*bss
,
214 static void add_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
216 static void del_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
218 static int have_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
221 static int nl80211_set_channel(struct i802_bss
*bss
,
222 struct hostapd_freq_params
*freq
, int set_chan
);
223 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data
*drv
,
224 int ifindex
, int disabled
);
226 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data
*drv
,
229 static int i802_set_iface_flags(struct i802_bss
*bss
, int up
);
230 static int nl80211_set_param(void *priv
, const char *param
);
232 static int nl80211_put_mesh_config(struct nl_msg
*msg
,
233 struct wpa_driver_mesh_bss_params
*params
);
234 #endif /* CONFIG_MESH */
235 static int i802_sta_disassoc(void *priv
, const u8
*own_addr
, const u8
*addr
,
239 /* Converts nl80211_chan_width to a common format */
240 enum chan_width
convert2width(int width
)
243 case NL80211_CHAN_WIDTH_20_NOHT
:
244 return CHAN_WIDTH_20_NOHT
;
245 case NL80211_CHAN_WIDTH_20
:
246 return CHAN_WIDTH_20
;
247 case NL80211_CHAN_WIDTH_40
:
248 return CHAN_WIDTH_40
;
249 case NL80211_CHAN_WIDTH_80
:
250 return CHAN_WIDTH_80
;
251 case NL80211_CHAN_WIDTH_80P80
:
252 return CHAN_WIDTH_80P80
;
253 case NL80211_CHAN_WIDTH_160
:
254 return CHAN_WIDTH_160
;
256 return CHAN_WIDTH_UNKNOWN
;
260 int is_ap_interface(enum nl80211_iftype nlmode
)
262 return nlmode
== NL80211_IFTYPE_AP
||
263 nlmode
== NL80211_IFTYPE_P2P_GO
;
267 int is_sta_interface(enum nl80211_iftype nlmode
)
269 return nlmode
== NL80211_IFTYPE_STATION
||
270 nlmode
== NL80211_IFTYPE_P2P_CLIENT
;
274 static int is_p2p_net_interface(enum nl80211_iftype nlmode
)
276 return nlmode
== NL80211_IFTYPE_P2P_CLIENT
||
277 nlmode
== NL80211_IFTYPE_P2P_GO
;
281 struct i802_bss
* get_bss_ifindex(struct wpa_driver_nl80211_data
*drv
,
284 struct i802_bss
*bss
;
286 for (bss
= drv
->first_bss
; bss
; bss
= bss
->next
) {
287 if (bss
->ifindex
== ifindex
)
295 static int is_mesh_interface(enum nl80211_iftype nlmode
)
297 return nlmode
== NL80211_IFTYPE_MESH_POINT
;
301 void nl80211_mark_disconnected(struct wpa_driver_nl80211_data
*drv
)
304 os_memcpy(drv
->prev_bssid
, drv
->bssid
, ETH_ALEN
);
306 os_memset(drv
->bssid
, 0, ETH_ALEN
);
311 static int ack_handler(struct nl_msg
*msg
, void *arg
)
318 static int finish_handler(struct nl_msg
*msg
, void *arg
)
325 static int error_handler(struct sockaddr_nl
*nla
, struct nlmsgerr
*err
,
328 struct nlmsghdr
*nlh
= (struct nlmsghdr
*) err
- 1;
329 int len
= nlh
->nlmsg_len
;
330 struct nlattr
*attrs
;
331 struct nlattr
*tb
[NLMSGERR_ATTR_MAX
+ 1];
333 int ack_len
= sizeof(*nlh
) + sizeof(int) + sizeof(*nlh
);
337 if (!(nlh
->nlmsg_flags
& NLM_F_ACK_TLVS
))
340 if (!(nlh
->nlmsg_flags
& NLM_F_CAPPED
))
341 ack_len
+= err
->msg
.nlmsg_len
- sizeof(*nlh
);
346 attrs
= (void *) ((unsigned char *) nlh
+ ack_len
);
349 nla_parse(tb
, NLMSGERR_ATTR_MAX
, attrs
, len
, NULL
);
350 if (tb
[NLMSGERR_ATTR_MSG
]) {
351 len
= strnlen((char *) nla_data(tb
[NLMSGERR_ATTR_MSG
]),
352 nla_len(tb
[NLMSGERR_ATTR_MSG
]));
353 wpa_printf(MSG_ERROR
, "nl80211: kernel reports: %*s",
354 len
, (char *) nla_data(tb
[NLMSGERR_ATTR_MSG
]));
361 static int no_seq_check(struct nl_msg
*msg
, void *arg
)
367 static void nl80211_nlmsg_clear(struct nl_msg
*msg
)
370 * Clear nlmsg data, e.g., to make sure key material is not left in
371 * heap memory for unnecessarily long time.
374 struct nlmsghdr
*hdr
= nlmsg_hdr(msg
);
375 void *data
= nlmsg_data(hdr
);
377 * This would use nlmsg_datalen() or the older nlmsg_len() if
378 * only libnl were to maintain a stable API.. Neither will work
379 * with all released versions, so just calculate the length
382 int len
= hdr
->nlmsg_len
- NLMSG_HDRLEN
;
384 os_memset(data
, 0, len
);
389 static int send_and_recv(struct nl80211_global
*global
,
390 struct nl_handle
*nl_handle
, struct nl_msg
*msg
,
391 int (*valid_handler
)(struct nl_msg
*, void *),
395 int err
= -ENOMEM
, opt
;
400 cb
= nl_cb_clone(global
->nl_cb
);
404 /* try to set NETLINK_EXT_ACK to 1, ignoring errors */
406 setsockopt(nl_socket_get_fd(nl_handle
), SOL_NETLINK
,
407 NETLINK_EXT_ACK
, &opt
, sizeof(opt
));
409 err
= nl_send_auto_complete(nl_handle
, msg
);
415 nl_cb_err(cb
, NL_CB_CUSTOM
, error_handler
, &err
);
416 nl_cb_set(cb
, NL_CB_FINISH
, NL_CB_CUSTOM
, finish_handler
, &err
);
417 nl_cb_set(cb
, NL_CB_ACK
, NL_CB_CUSTOM
, ack_handler
, &err
);
420 nl_cb_set(cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
421 valid_handler
, valid_data
);
424 int res
= nl_recvmsgs(nl_handle
, cb
);
427 "nl80211: %s->nl_recvmsgs failed: %d",
433 if (!valid_handler
&& valid_data
== (void *) -1)
434 nl80211_nlmsg_clear(msg
);
440 int send_and_recv_msgs(struct wpa_driver_nl80211_data
*drv
,
442 int (*valid_handler
)(struct nl_msg
*, void *),
445 return send_and_recv(drv
->global
, drv
->global
->nl
, msg
,
446 valid_handler
, valid_data
);
456 static int family_handler(struct nl_msg
*msg
, void *arg
)
458 struct family_data
*res
= arg
;
459 struct nlattr
*tb
[CTRL_ATTR_MAX
+ 1];
460 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
461 struct nlattr
*mcgrp
;
464 nla_parse(tb
, CTRL_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
465 genlmsg_attrlen(gnlh
, 0), NULL
);
466 if (!tb
[CTRL_ATTR_MCAST_GROUPS
])
469 nla_for_each_nested(mcgrp
, tb
[CTRL_ATTR_MCAST_GROUPS
], i
) {
470 struct nlattr
*tb2
[CTRL_ATTR_MCAST_GRP_MAX
+ 1];
471 nla_parse(tb2
, CTRL_ATTR_MCAST_GRP_MAX
, nla_data(mcgrp
),
472 nla_len(mcgrp
), NULL
);
473 if (!tb2
[CTRL_ATTR_MCAST_GRP_NAME
] ||
474 !tb2
[CTRL_ATTR_MCAST_GRP_ID
] ||
475 os_strncmp(nla_data(tb2
[CTRL_ATTR_MCAST_GRP_NAME
]),
477 nla_len(tb2
[CTRL_ATTR_MCAST_GRP_NAME
])) != 0)
479 res
->id
= nla_get_u32(tb2
[CTRL_ATTR_MCAST_GRP_ID
]);
487 static int nl_get_multicast_id(struct nl80211_global
*global
,
488 const char *family
, const char *group
)
492 struct family_data res
= { group
, -ENOENT
};
497 if (!genlmsg_put(msg
, 0, 0, genl_ctrl_resolve(global
->nl
, "nlctrl"),
498 0, 0, CTRL_CMD_GETFAMILY
, 0) ||
499 nla_put_string(msg
, CTRL_ATTR_FAMILY_NAME
, family
)) {
504 ret
= send_and_recv(global
, global
->nl
, msg
, family_handler
, &res
);
511 void * nl80211_cmd(struct wpa_driver_nl80211_data
*drv
,
512 struct nl_msg
*msg
, int flags
, uint8_t cmd
)
516 return genlmsg_put(msg
, 0, 0, drv
->global
->nl80211_id
,
521 static int nl80211_set_iface_id(struct nl_msg
*msg
, struct i802_bss
*bss
)
523 if (bss
->wdev_id_set
)
524 return nla_put_u64(msg
, NL80211_ATTR_WDEV
, bss
->wdev_id
);
525 return nla_put_u32(msg
, NL80211_ATTR_IFINDEX
, bss
->ifindex
);
529 struct nl_msg
* nl80211_cmd_msg(struct i802_bss
*bss
, int flags
, uint8_t cmd
)
537 if (!nl80211_cmd(bss
->drv
, msg
, flags
, cmd
) ||
538 nl80211_set_iface_id(msg
, bss
) < 0) {
547 static struct nl_msg
*
548 nl80211_ifindex_msg(struct wpa_driver_nl80211_data
*drv
, int ifindex
,
549 int flags
, uint8_t cmd
)
557 if (!nl80211_cmd(drv
, msg
, flags
, cmd
) ||
558 nla_put_u32(msg
, NL80211_ATTR_IFINDEX
, ifindex
)) {
567 struct nl_msg
* nl80211_drv_msg(struct wpa_driver_nl80211_data
*drv
, int flags
,
570 return nl80211_ifindex_msg(drv
, drv
->ifindex
, flags
, cmd
);
574 struct nl_msg
* nl80211_bss_msg(struct i802_bss
*bss
, int flags
, uint8_t cmd
)
576 return nl80211_ifindex_msg(bss
->drv
, bss
->ifindex
, flags
, cmd
);
580 struct wiphy_idx_data
{
582 enum nl80211_iftype nlmode
;
587 static int netdev_info_handler(struct nl_msg
*msg
, void *arg
)
589 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
590 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
591 struct wiphy_idx_data
*info
= arg
;
593 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
594 genlmsg_attrlen(gnlh
, 0), NULL
);
596 if (tb
[NL80211_ATTR_WIPHY
])
597 info
->wiphy_idx
= nla_get_u32(tb
[NL80211_ATTR_WIPHY
]);
599 if (tb
[NL80211_ATTR_IFTYPE
])
600 info
->nlmode
= nla_get_u32(tb
[NL80211_ATTR_IFTYPE
]);
602 if (tb
[NL80211_ATTR_MAC
] && info
->macaddr
)
603 os_memcpy(info
->macaddr
, nla_data(tb
[NL80211_ATTR_MAC
]),
610 int nl80211_get_wiphy_index(struct i802_bss
*bss
)
613 struct wiphy_idx_data data
= {
618 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_GET_INTERFACE
)))
621 if (send_and_recv_msgs(bss
->drv
, msg
, netdev_info_handler
, &data
) == 0)
622 return data
.wiphy_idx
;
627 static enum nl80211_iftype
nl80211_get_ifmode(struct i802_bss
*bss
)
630 struct wiphy_idx_data data
= {
631 .nlmode
= NL80211_IFTYPE_UNSPECIFIED
,
635 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_GET_INTERFACE
)))
636 return NL80211_IFTYPE_UNSPECIFIED
;
638 if (send_and_recv_msgs(bss
->drv
, msg
, netdev_info_handler
, &data
) == 0)
640 return NL80211_IFTYPE_UNSPECIFIED
;
644 static int nl80211_get_macaddr(struct i802_bss
*bss
)
647 struct wiphy_idx_data data
= {
648 .macaddr
= bss
->addr
,
651 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_GET_INTERFACE
)))
654 return send_and_recv_msgs(bss
->drv
, msg
, netdev_info_handler
, &data
);
658 static int nl80211_register_beacons(struct wpa_driver_nl80211_data
*drv
,
659 struct nl80211_wiphy_data
*w
)
668 if (!nl80211_cmd(drv
, msg
, 0, NL80211_CMD_REGISTER_BEACONS
) ||
669 nla_put_u32(msg
, NL80211_ATTR_WIPHY
, w
->wiphy_idx
)) {
674 ret
= send_and_recv(drv
->global
, w
->nl_beacons
, msg
, NULL
, NULL
);
676 wpa_printf(MSG_DEBUG
, "nl80211: Register beacons command "
677 "failed: ret=%d (%s)",
678 ret
, strerror(-ret
));
684 static void nl80211_recv_beacons(int sock
, void *eloop_ctx
, void *handle
)
686 struct nl80211_wiphy_data
*w
= eloop_ctx
;
689 wpa_printf(MSG_EXCESSIVE
, "nl80211: Beacon event message available");
691 res
= nl_recvmsgs(handle
, w
->nl_cb
);
693 wpa_printf(MSG_INFO
, "nl80211: %s->nl_recvmsgs failed: %d",
699 static int process_beacon_event(struct nl_msg
*msg
, void *arg
)
701 struct nl80211_wiphy_data
*w
= arg
;
702 struct wpa_driver_nl80211_data
*drv
;
703 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
704 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
705 union wpa_event_data event
;
707 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
708 genlmsg_attrlen(gnlh
, 0), NULL
);
710 if (gnlh
->cmd
!= NL80211_CMD_FRAME
) {
711 wpa_printf(MSG_DEBUG
, "nl80211: Unexpected beacon event? (%d)",
716 if (!tb
[NL80211_ATTR_FRAME
])
719 dl_list_for_each(drv
, &w
->drvs
, struct wpa_driver_nl80211_data
,
721 os_memset(&event
, 0, sizeof(event
));
722 event
.rx_mgmt
.frame
= nla_data(tb
[NL80211_ATTR_FRAME
]);
723 event
.rx_mgmt
.frame_len
= nla_len(tb
[NL80211_ATTR_FRAME
]);
724 wpa_supplicant_event(drv
->ctx
, EVENT_RX_MGMT
, &event
);
731 static struct nl80211_wiphy_data
*
732 nl80211_get_wiphy_data_ap(struct i802_bss
*bss
)
734 static DEFINE_DL_LIST(nl80211_wiphys
);
735 struct nl80211_wiphy_data
*w
;
736 int wiphy_idx
, found
= 0;
737 struct i802_bss
*tmp_bss
;
740 if (bss
->wiphy_data
!= NULL
)
741 return bss
->wiphy_data
;
743 wiphy_idx
= nl80211_get_wiphy_index(bss
);
745 dl_list_for_each(w
, &nl80211_wiphys
, struct nl80211_wiphy_data
, list
) {
746 if (w
->wiphy_idx
== wiphy_idx
)
751 w
= os_zalloc(sizeof(*w
));
754 w
->wiphy_idx
= wiphy_idx
;
755 dl_list_init(&w
->bsss
);
756 dl_list_init(&w
->drvs
);
758 /* Beacon frames not supported in IEEE 802.11ad */
759 if (ieee80211_freq_to_chan(bss
->freq
, &channel
) !=
760 HOSTAPD_MODE_IEEE80211AD
) {
761 w
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
766 nl_cb_set(w
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
,
768 nl_cb_set(w
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
769 process_beacon_event
, w
);
771 w
->nl_beacons
= nl_create_handle(bss
->drv
->global
->nl_cb
,
773 if (w
->nl_beacons
== NULL
) {
778 if (nl80211_register_beacons(bss
->drv
, w
)) {
779 nl_destroy_handles(&w
->nl_beacons
);
784 nl80211_register_eloop_read(&w
->nl_beacons
,
785 nl80211_recv_beacons
, w
, 0);
788 dl_list_add(&nl80211_wiphys
, &w
->list
);
791 /* drv entry for this bss already there? */
792 dl_list_for_each(tmp_bss
, &w
->bsss
, struct i802_bss
, wiphy_list
) {
793 if (tmp_bss
->drv
== bss
->drv
) {
800 dl_list_add(&w
->drvs
, &bss
->drv
->wiphy_list
);
802 dl_list_add(&w
->bsss
, &bss
->wiphy_list
);
808 static void nl80211_put_wiphy_data_ap(struct i802_bss
*bss
)
810 struct nl80211_wiphy_data
*w
= bss
->wiphy_data
;
811 struct i802_bss
*tmp_bss
;
816 bss
->wiphy_data
= NULL
;
817 dl_list_del(&bss
->wiphy_list
);
819 /* still any for this drv present? */
820 dl_list_for_each(tmp_bss
, &w
->bsss
, struct i802_bss
, wiphy_list
) {
821 if (tmp_bss
->drv
== bss
->drv
) {
826 /* if not remove it */
828 dl_list_del(&bss
->drv
->wiphy_list
);
830 if (!dl_list_empty(&w
->bsss
))
834 nl80211_destroy_eloop_handle(&w
->nl_beacons
, 0);
837 dl_list_del(&w
->list
);
842 static unsigned int nl80211_get_ifindex(void *priv
)
844 struct i802_bss
*bss
= priv
;
845 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
851 static int wpa_driver_nl80211_get_bssid(void *priv
, u8
*bssid
)
853 struct i802_bss
*bss
= priv
;
854 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
855 if (!drv
->associated
)
857 os_memcpy(bssid
, drv
->bssid
, ETH_ALEN
);
862 static int wpa_driver_nl80211_get_ssid(void *priv
, u8
*ssid
)
864 struct i802_bss
*bss
= priv
;
865 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
866 if (!drv
->associated
)
868 os_memcpy(ssid
, drv
->ssid
, drv
->ssid_len
);
869 return drv
->ssid_len
;
873 static void wpa_driver_nl80211_event_newlink(
874 struct nl80211_global
*global
, struct wpa_driver_nl80211_data
*drv
,
875 int ifindex
, const char *ifname
)
877 union wpa_event_data event
;
879 if (drv
&& os_strcmp(drv
->first_bss
->ifname
, ifname
) == 0) {
880 if (if_nametoindex(drv
->first_bss
->ifname
) == 0) {
881 wpa_printf(MSG_DEBUG
, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK",
882 drv
->first_bss
->ifname
);
885 if (!drv
->if_removed
)
887 wpa_printf(MSG_DEBUG
, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event",
888 drv
->first_bss
->ifname
);
892 os_memset(&event
, 0, sizeof(event
));
893 event
.interface_status
.ifindex
= ifindex
;
894 os_strlcpy(event
.interface_status
.ifname
, ifname
,
895 sizeof(event
.interface_status
.ifname
));
896 event
.interface_status
.ievent
= EVENT_INTERFACE_ADDED
;
898 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_STATUS
, &event
);
900 wpa_supplicant_event_global(global
->ctx
, EVENT_INTERFACE_STATUS
,
905 static void wpa_driver_nl80211_event_dellink(
906 struct nl80211_global
*global
, struct wpa_driver_nl80211_data
*drv
,
907 int ifindex
, const char *ifname
)
909 union wpa_event_data event
;
911 if (drv
&& os_strcmp(drv
->first_bss
->ifname
, ifname
) == 0) {
912 if (drv
->if_removed
) {
913 wpa_printf(MSG_DEBUG
, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s",
917 wpa_printf(MSG_DEBUG
, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1",
921 wpa_printf(MSG_DEBUG
, "RTM_DELLINK: Interface '%s' removed",
925 os_memset(&event
, 0, sizeof(event
));
926 event
.interface_status
.ifindex
= ifindex
;
927 os_strlcpy(event
.interface_status
.ifname
, ifname
,
928 sizeof(event
.interface_status
.ifname
));
929 event
.interface_status
.ievent
= EVENT_INTERFACE_REMOVED
;
931 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_STATUS
, &event
);
933 wpa_supplicant_event_global(global
->ctx
, EVENT_INTERFACE_STATUS
,
938 static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data
*drv
,
941 int attrlen
, rta_len
;
945 attr
= (struct rtattr
*) buf
;
947 rta_len
= RTA_ALIGN(sizeof(struct rtattr
));
948 while (RTA_OK(attr
, attrlen
)) {
949 if (attr
->rta_type
== IFLA_IFNAME
) {
950 if (os_strcmp(((char *) attr
) + rta_len
,
951 drv
->first_bss
->ifname
) == 0)
956 attr
= RTA_NEXT(attr
, attrlen
);
963 static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data
*drv
,
964 int ifindex
, u8
*buf
, size_t len
)
966 if (drv
->ifindex
== ifindex
)
969 if (drv
->if_removed
&& wpa_driver_nl80211_own_ifname(drv
, buf
, len
)) {
970 nl80211_check_global(drv
->global
);
971 wpa_printf(MSG_DEBUG
, "nl80211: Update ifindex for a removed "
973 if (wpa_driver_nl80211_finish_drv_init(drv
, NULL
, 0, NULL
) < 0)
982 static struct wpa_driver_nl80211_data
*
983 nl80211_find_drv(struct nl80211_global
*global
, int idx
, u8
*buf
, size_t len
,
986 struct wpa_driver_nl80211_data
*drv
;
991 dl_list_for_each(drv
, &global
->interfaces
,
992 struct wpa_driver_nl80211_data
, list
) {
993 res
= wpa_driver_nl80211_own_ifindex(drv
, idx
, buf
, len
);
995 wpa_printf(MSG_DEBUG
,
996 "nl80211: Found matching own interface, but failed to complete reinitialization");
1001 if (res
> 0 || have_ifidx(drv
, idx
, IFIDX_ANY
))
1008 static void nl80211_refresh_mac(struct wpa_driver_nl80211_data
*drv
,
1009 int ifindex
, int notify
)
1011 struct i802_bss
*bss
;
1014 bss
= get_bss_ifindex(drv
, ifindex
);
1016 linux_get_ifhwaddr(drv
->global
->ioctl_sock
,
1017 bss
->ifname
, addr
) < 0) {
1018 wpa_printf(MSG_DEBUG
,
1019 "nl80211: %s: failed to re-read MAC address",
1021 } else if (bss
&& os_memcmp(addr
, bss
->addr
, ETH_ALEN
) != 0) {
1022 wpa_printf(MSG_DEBUG
,
1023 "nl80211: Own MAC address on ifindex %d (%s) changed from "
1024 MACSTR
" to " MACSTR
,
1025 ifindex
, bss
->ifname
,
1026 MAC2STR(bss
->addr
), MAC2STR(addr
));
1027 os_memcpy(bss
->addr
, addr
, ETH_ALEN
);
1029 wpa_supplicant_event(drv
->ctx
,
1030 EVENT_INTERFACE_MAC_CHANGED
, NULL
);
1035 static void wpa_driver_nl80211_event_rtm_newlink(void *ctx
,
1036 struct ifinfomsg
*ifi
,
1037 u8
*buf
, size_t len
)
1039 struct nl80211_global
*global
= ctx
;
1040 struct wpa_driver_nl80211_data
*drv
;
1042 struct rtattr
*attr
;
1044 char namebuf
[IFNAMSIZ
];
1045 char ifname
[IFNAMSIZ
+ 1];
1046 char extra
[100], *pos
, *end
;
1051 end
= pos
+ sizeof(extra
);
1055 attr
= (struct rtattr
*) buf
;
1056 while (RTA_OK(attr
, attrlen
)) {
1057 switch (attr
->rta_type
) {
1059 if (RTA_PAYLOAD(attr
) >= IFNAMSIZ
)
1061 os_memcpy(ifname
, RTA_DATA(attr
), RTA_PAYLOAD(attr
));
1062 ifname
[RTA_PAYLOAD(attr
)] = '\0';
1065 brid
= nla_get_u32((struct nlattr
*) attr
);
1066 pos
+= os_snprintf(pos
, end
- pos
, " master=%u", brid
);
1069 pos
+= os_snprintf(pos
, end
- pos
, " wext");
1071 case IFLA_OPERSTATE
:
1072 pos
+= os_snprintf(pos
, end
- pos
, " operstate=%u",
1073 nla_get_u32((struct nlattr
*) attr
));
1076 pos
+= os_snprintf(pos
, end
- pos
, " linkmode=%u",
1077 nla_get_u32((struct nlattr
*) attr
));
1080 attr
= RTA_NEXT(attr
, attrlen
);
1082 extra
[sizeof(extra
) - 1] = '\0';
1084 wpa_printf(MSG_DEBUG
, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1085 ifi
->ifi_index
, ifname
, extra
, ifi
->ifi_family
,
1087 (ifi
->ifi_flags
& IFF_UP
) ? "[UP]" : "",
1088 (ifi
->ifi_flags
& IFF_RUNNING
) ? "[RUNNING]" : "",
1089 (ifi
->ifi_flags
& IFF_LOWER_UP
) ? "[LOWER_UP]" : "",
1090 (ifi
->ifi_flags
& IFF_DORMANT
) ? "[DORMANT]" : "");
1092 drv
= nl80211_find_drv(global
, ifi
->ifi_index
, buf
, len
, &init_failed
);
1096 return; /* do not update interface state */
1098 if (!drv
->if_disabled
&& !(ifi
->ifi_flags
& IFF_UP
)) {
1100 if (if_indextoname(ifi
->ifi_index
, namebuf
) &&
1101 linux_iface_up(drv
->global
->ioctl_sock
, namebuf
) > 0) {
1102 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface down "
1103 "event since interface %s is up", namebuf
);
1104 drv
->ignore_if_down_event
= 0;
1105 /* Re-read MAC address as it may have changed */
1106 nl80211_refresh_mac(drv
, ifi
->ifi_index
, 1);
1109 wpa_printf(MSG_DEBUG
, "nl80211: Interface down (%s/%s)",
1111 if (os_strcmp(drv
->first_bss
->ifname
, ifname
) != 0) {
1112 wpa_printf(MSG_DEBUG
,
1113 "nl80211: Not the main interface (%s) - do not indicate interface down",
1114 drv
->first_bss
->ifname
);
1115 } else if (drv
->ignore_if_down_event
) {
1116 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface down "
1117 "event generated by mode change");
1118 drv
->ignore_if_down_event
= 0;
1120 drv
->if_disabled
= 1;
1121 wpa_supplicant_event(drv
->ctx
,
1122 EVENT_INTERFACE_DISABLED
, NULL
);
1125 * Try to get drv again, since it may be removed as
1126 * part of the EVENT_INTERFACE_DISABLED handling for
1127 * dynamic interfaces
1129 drv
= nl80211_find_drv(global
, ifi
->ifi_index
,
1136 if (drv
->if_disabled
&& (ifi
->ifi_flags
& IFF_UP
)) {
1138 if (if_indextoname(ifi
->ifi_index
, namebuf
) &&
1139 linux_iface_up(drv
->global
->ioctl_sock
, namebuf
) == 0) {
1140 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface up "
1141 "event since interface %s is down",
1145 wpa_printf(MSG_DEBUG
, "nl80211: Interface up (%s/%s)",
1147 if (os_strcmp(drv
->first_bss
->ifname
, ifname
) != 0) {
1148 wpa_printf(MSG_DEBUG
,
1149 "nl80211: Not the main interface (%s) - do not indicate interface up",
1150 drv
->first_bss
->ifname
);
1151 } else if (if_nametoindex(drv
->first_bss
->ifname
) == 0) {
1152 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface up "
1153 "event since interface %s does not exist",
1154 drv
->first_bss
->ifname
);
1155 } else if (drv
->if_removed
) {
1156 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface up "
1157 "event since interface %s is marked "
1158 "removed", drv
->first_bss
->ifname
);
1160 /* Re-read MAC address as it may have changed */
1161 nl80211_refresh_mac(drv
, ifi
->ifi_index
, 0);
1163 drv
->if_disabled
= 0;
1164 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_ENABLED
,
1170 * Some drivers send the association event before the operup event--in
1171 * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
1172 * fails. This will hit us when wpa_supplicant does not need to do
1173 * IEEE 802.1X authentication
1175 if (drv
->operstate
== 1 &&
1176 (ifi
->ifi_flags
& (IFF_LOWER_UP
| IFF_DORMANT
)) == IFF_LOWER_UP
&&
1177 !(ifi
->ifi_flags
& IFF_RUNNING
)) {
1178 wpa_printf(MSG_DEBUG
, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate");
1179 netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
,
1185 wpa_driver_nl80211_event_newlink(global
, drv
, ifi
->ifi_index
,
1188 if (ifi
->ifi_family
== AF_BRIDGE
&& brid
&& drv
) {
1189 struct i802_bss
*bss
;
1191 /* device has been added to bridge */
1192 if (!if_indextoname(brid
, namebuf
)) {
1193 wpa_printf(MSG_DEBUG
,
1194 "nl80211: Could not find bridge ifname for ifindex %u",
1198 wpa_printf(MSG_DEBUG
, "nl80211: Add ifindex %u for bridge %s",
1200 add_ifidx(drv
, brid
, ifi
->ifi_index
);
1202 for (bss
= drv
->first_bss
; bss
; bss
= bss
->next
) {
1203 if (os_strcmp(ifname
, bss
->ifname
) == 0) {
1204 os_strlcpy(bss
->brname
, namebuf
, IFNAMSIZ
);
1212 static void wpa_driver_nl80211_event_rtm_dellink(void *ctx
,
1213 struct ifinfomsg
*ifi
,
1214 u8
*buf
, size_t len
)
1216 struct nl80211_global
*global
= ctx
;
1217 struct wpa_driver_nl80211_data
*drv
;
1219 struct rtattr
*attr
;
1221 char ifname
[IFNAMSIZ
+ 1];
1222 char extra
[100], *pos
, *end
;
1226 end
= pos
+ sizeof(extra
);
1230 attr
= (struct rtattr
*) buf
;
1231 while (RTA_OK(attr
, attrlen
)) {
1232 switch (attr
->rta_type
) {
1234 if (RTA_PAYLOAD(attr
) >= IFNAMSIZ
)
1236 os_memcpy(ifname
, RTA_DATA(attr
), RTA_PAYLOAD(attr
));
1237 ifname
[RTA_PAYLOAD(attr
)] = '\0';
1240 brid
= nla_get_u32((struct nlattr
*) attr
);
1241 pos
+= os_snprintf(pos
, end
- pos
, " master=%u", brid
);
1243 case IFLA_OPERSTATE
:
1244 pos
+= os_snprintf(pos
, end
- pos
, " operstate=%u",
1245 nla_get_u32((struct nlattr
*) attr
));
1248 pos
+= os_snprintf(pos
, end
- pos
, " linkmode=%u",
1249 nla_get_u32((struct nlattr
*) attr
));
1252 attr
= RTA_NEXT(attr
, attrlen
);
1254 extra
[sizeof(extra
) - 1] = '\0';
1256 wpa_printf(MSG_DEBUG
, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1257 ifi
->ifi_index
, ifname
, extra
, ifi
->ifi_family
,
1259 (ifi
->ifi_flags
& IFF_UP
) ? "[UP]" : "",
1260 (ifi
->ifi_flags
& IFF_RUNNING
) ? "[RUNNING]" : "",
1261 (ifi
->ifi_flags
& IFF_LOWER_UP
) ? "[LOWER_UP]" : "",
1262 (ifi
->ifi_flags
& IFF_DORMANT
) ? "[DORMANT]" : "");
1264 drv
= nl80211_find_drv(global
, ifi
->ifi_index
, buf
, len
, NULL
);
1266 if (ifi
->ifi_family
== AF_BRIDGE
&& brid
&& drv
) {
1267 /* device has been removed from bridge */
1268 char namebuf
[IFNAMSIZ
];
1270 if (!if_indextoname(brid
, namebuf
)) {
1271 wpa_printf(MSG_DEBUG
,
1272 "nl80211: Could not find bridge ifname for ifindex %u",
1275 wpa_printf(MSG_DEBUG
,
1276 "nl80211: Remove ifindex %u for bridge %s",
1279 del_ifidx(drv
, brid
, ifi
->ifi_index
);
1282 if (ifi
->ifi_family
!= AF_BRIDGE
|| !brid
)
1283 wpa_driver_nl80211_event_dellink(global
, drv
, ifi
->ifi_index
,
1288 struct nl80211_get_assoc_freq_arg
{
1289 struct wpa_driver_nl80211_data
*drv
;
1290 unsigned int assoc_freq
;
1291 unsigned int ibss_freq
;
1292 u8 assoc_bssid
[ETH_ALEN
];
1293 u8 assoc_ssid
[SSID_MAX_LEN
];
1297 static int nl80211_get_assoc_freq_handler(struct nl_msg
*msg
, void *arg
)
1299 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
1300 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1301 struct nlattr
*bss
[NL80211_BSS_MAX
+ 1];
1302 static struct nla_policy bss_policy
[NL80211_BSS_MAX
+ 1] = {
1303 [NL80211_BSS_BSSID
] = { .type
= NLA_UNSPEC
},
1304 [NL80211_BSS_FREQUENCY
] = { .type
= NLA_U32
},
1305 [NL80211_BSS_INFORMATION_ELEMENTS
] = { .type
= NLA_UNSPEC
},
1306 [NL80211_BSS_STATUS
] = { .type
= NLA_U32
},
1308 struct nl80211_get_assoc_freq_arg
*ctx
= arg
;
1309 enum nl80211_bss_status status
;
1311 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1312 genlmsg_attrlen(gnlh
, 0), NULL
);
1313 if (!tb
[NL80211_ATTR_BSS
] ||
1314 nla_parse_nested(bss
, NL80211_BSS_MAX
, tb
[NL80211_ATTR_BSS
],
1316 !bss
[NL80211_BSS_STATUS
])
1319 status
= nla_get_u32(bss
[NL80211_BSS_STATUS
]);
1320 if (status
== NL80211_BSS_STATUS_ASSOCIATED
&&
1321 bss
[NL80211_BSS_FREQUENCY
]) {
1322 ctx
->assoc_freq
= nla_get_u32(bss
[NL80211_BSS_FREQUENCY
]);
1323 wpa_printf(MSG_DEBUG
, "nl80211: Associated on %u MHz",
1326 if (status
== NL80211_BSS_STATUS_IBSS_JOINED
&&
1327 bss
[NL80211_BSS_FREQUENCY
]) {
1328 ctx
->ibss_freq
= nla_get_u32(bss
[NL80211_BSS_FREQUENCY
]);
1329 wpa_printf(MSG_DEBUG
, "nl80211: IBSS-joined on %u MHz",
1332 if (status
== NL80211_BSS_STATUS_ASSOCIATED
&&
1333 bss
[NL80211_BSS_BSSID
]) {
1334 os_memcpy(ctx
->assoc_bssid
,
1335 nla_data(bss
[NL80211_BSS_BSSID
]), ETH_ALEN
);
1336 wpa_printf(MSG_DEBUG
, "nl80211: Associated with "
1337 MACSTR
, MAC2STR(ctx
->assoc_bssid
));
1340 if (status
== NL80211_BSS_STATUS_ASSOCIATED
&&
1341 bss
[NL80211_BSS_INFORMATION_ELEMENTS
]) {
1342 const u8
*ie
, *ssid
;
1345 ie
= nla_data(bss
[NL80211_BSS_INFORMATION_ELEMENTS
]);
1346 ie_len
= nla_len(bss
[NL80211_BSS_INFORMATION_ELEMENTS
]);
1347 ssid
= get_ie(ie
, ie_len
, WLAN_EID_SSID
);
1348 if (ssid
&& ssid
[1] > 0 && ssid
[1] <= SSID_MAX_LEN
) {
1349 ctx
->assoc_ssid_len
= ssid
[1];
1350 os_memcpy(ctx
->assoc_ssid
, ssid
+ 2, ssid
[1]);
1358 int nl80211_get_assoc_ssid(struct wpa_driver_nl80211_data
*drv
, u8
*ssid
)
1362 struct nl80211_get_assoc_freq_arg arg
;
1364 msg
= nl80211_drv_msg(drv
, NLM_F_DUMP
, NL80211_CMD_GET_SCAN
);
1365 os_memset(&arg
, 0, sizeof(arg
));
1367 ret
= send_and_recv_msgs(drv
, msg
, nl80211_get_assoc_freq_handler
,
1370 os_memcpy(ssid
, arg
.assoc_ssid
, arg
.assoc_ssid_len
);
1371 return arg
.assoc_ssid_len
;
1373 wpa_printf(MSG_DEBUG
, "nl80211: Scan result fetch failed: ret=%d (%s)",
1374 ret
, strerror(-ret
));
1379 unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data
*drv
)
1383 struct nl80211_get_assoc_freq_arg arg
;
1385 msg
= nl80211_drv_msg(drv
, NLM_F_DUMP
, NL80211_CMD_GET_SCAN
);
1386 os_memset(&arg
, 0, sizeof(arg
));
1388 ret
= send_and_recv_msgs(drv
, msg
, nl80211_get_assoc_freq_handler
,
1391 unsigned int freq
= drv
->nlmode
== NL80211_IFTYPE_ADHOC
?
1392 arg
.ibss_freq
: arg
.assoc_freq
;
1393 wpa_printf(MSG_DEBUG
, "nl80211: Operating frequency for the "
1394 "associated BSS from scan results: %u MHz", freq
);
1396 drv
->assoc_freq
= freq
;
1397 return drv
->assoc_freq
;
1399 wpa_printf(MSG_DEBUG
, "nl80211: Scan result fetch failed: ret=%d "
1400 "(%s)", ret
, strerror(-ret
));
1401 return drv
->assoc_freq
;
1405 static int get_link_signal(struct nl_msg
*msg
, void *arg
)
1407 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
1408 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1409 struct nlattr
*sinfo
[NL80211_STA_INFO_MAX
+ 1];
1410 static struct nla_policy policy
[NL80211_STA_INFO_MAX
+ 1] = {
1411 [NL80211_STA_INFO_SIGNAL
] = { .type
= NLA_U8
},
1412 [NL80211_STA_INFO_SIGNAL_AVG
] = { .type
= NLA_U8
},
1413 [NL80211_STA_INFO_BEACON_SIGNAL_AVG
] = { .type
= NLA_U8
},
1415 struct nlattr
*rinfo
[NL80211_RATE_INFO_MAX
+ 1];
1416 static struct nla_policy rate_policy
[NL80211_RATE_INFO_MAX
+ 1] = {
1417 [NL80211_RATE_INFO_BITRATE
] = { .type
= NLA_U16
},
1418 [NL80211_RATE_INFO_MCS
] = { .type
= NLA_U8
},
1419 [NL80211_RATE_INFO_40_MHZ_WIDTH
] = { .type
= NLA_FLAG
},
1420 [NL80211_RATE_INFO_SHORT_GI
] = { .type
= NLA_FLAG
},
1422 struct wpa_signal_info
*sig_change
= arg
;
1424 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1425 genlmsg_attrlen(gnlh
, 0), NULL
);
1426 if (!tb
[NL80211_ATTR_STA_INFO
] ||
1427 nla_parse_nested(sinfo
, NL80211_STA_INFO_MAX
,
1428 tb
[NL80211_ATTR_STA_INFO
], policy
))
1430 if (!sinfo
[NL80211_STA_INFO_SIGNAL
])
1433 sig_change
->current_signal
=
1434 (s8
) nla_get_u8(sinfo
[NL80211_STA_INFO_SIGNAL
]);
1436 if (sinfo
[NL80211_STA_INFO_SIGNAL_AVG
])
1437 sig_change
->avg_signal
=
1438 (s8
) nla_get_u8(sinfo
[NL80211_STA_INFO_SIGNAL_AVG
]);
1440 sig_change
->avg_signal
= 0;
1442 if (sinfo
[NL80211_STA_INFO_BEACON_SIGNAL_AVG
])
1443 sig_change
->avg_beacon_signal
=
1445 nla_get_u8(sinfo
[NL80211_STA_INFO_BEACON_SIGNAL_AVG
]);
1447 sig_change
->avg_beacon_signal
= 0;
1449 if (sinfo
[NL80211_STA_INFO_TX_BITRATE
]) {
1450 if (nla_parse_nested(rinfo
, NL80211_RATE_INFO_MAX
,
1451 sinfo
[NL80211_STA_INFO_TX_BITRATE
],
1453 sig_change
->current_txrate
= 0;
1455 if (rinfo
[NL80211_RATE_INFO_BITRATE
]) {
1456 sig_change
->current_txrate
=
1458 NL80211_RATE_INFO_BITRATE
]) * 100;
1467 int nl80211_get_link_signal(struct wpa_driver_nl80211_data
*drv
,
1468 struct wpa_signal_info
*sig
)
1472 sig
->current_signal
= -WPA_INVALID_NOISE
;
1473 sig
->current_txrate
= 0;
1475 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_GET_STATION
)) ||
1476 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, drv
->bssid
)) {
1481 return send_and_recv_msgs(drv
, msg
, get_link_signal
, sig
);
1485 static int get_link_noise(struct nl_msg
*msg
, void *arg
)
1487 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
1488 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1489 struct nlattr
*sinfo
[NL80211_SURVEY_INFO_MAX
+ 1];
1490 static struct nla_policy survey_policy
[NL80211_SURVEY_INFO_MAX
+ 1] = {
1491 [NL80211_SURVEY_INFO_FREQUENCY
] = { .type
= NLA_U32
},
1492 [NL80211_SURVEY_INFO_NOISE
] = { .type
= NLA_U8
},
1494 struct wpa_signal_info
*sig_change
= arg
;
1496 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1497 genlmsg_attrlen(gnlh
, 0), NULL
);
1499 if (!tb
[NL80211_ATTR_SURVEY_INFO
]) {
1500 wpa_printf(MSG_DEBUG
, "nl80211: survey data missing!");
1504 if (nla_parse_nested(sinfo
, NL80211_SURVEY_INFO_MAX
,
1505 tb
[NL80211_ATTR_SURVEY_INFO
],
1507 wpa_printf(MSG_DEBUG
, "nl80211: failed to parse nested "
1512 if (!sinfo
[NL80211_SURVEY_INFO_FREQUENCY
])
1515 if (nla_get_u32(sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]) !=
1516 sig_change
->frequency
)
1519 if (!sinfo
[NL80211_SURVEY_INFO_NOISE
])
1522 sig_change
->current_noise
=
1523 (s8
) nla_get_u8(sinfo
[NL80211_SURVEY_INFO_NOISE
]);
1529 int nl80211_get_link_noise(struct wpa_driver_nl80211_data
*drv
,
1530 struct wpa_signal_info
*sig_change
)
1534 sig_change
->current_noise
= WPA_INVALID_NOISE
;
1535 sig_change
->frequency
= drv
->assoc_freq
;
1537 msg
= nl80211_drv_msg(drv
, NLM_F_DUMP
, NL80211_CMD_GET_SURVEY
);
1538 return send_and_recv_msgs(drv
, msg
, get_link_noise
, sig_change
);
1542 static int get_channel_info(struct nl_msg
*msg
, void *arg
)
1544 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1] = { 0 };
1545 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1546 struct wpa_channel_info
*chan_info
= arg
;
1548 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1549 genlmsg_attrlen(gnlh
, 0), NULL
);
1551 os_memset(chan_info
, 0, sizeof(struct wpa_channel_info
));
1552 chan_info
->chanwidth
= CHAN_WIDTH_UNKNOWN
;
1554 if (tb
[NL80211_ATTR_WIPHY_FREQ
])
1555 chan_info
->frequency
=
1556 nla_get_u32(tb
[NL80211_ATTR_WIPHY_FREQ
]);
1557 if (tb
[NL80211_ATTR_CHANNEL_WIDTH
])
1558 chan_info
->chanwidth
= convert2width(
1559 nla_get_u32(tb
[NL80211_ATTR_CHANNEL_WIDTH
]));
1560 if (tb
[NL80211_ATTR_WIPHY_CHANNEL_TYPE
]) {
1561 enum nl80211_channel_type ct
=
1562 nla_get_u32(tb
[NL80211_ATTR_WIPHY_CHANNEL_TYPE
]);
1565 case NL80211_CHAN_HT40MINUS
:
1566 chan_info
->sec_channel
= -1;
1568 case NL80211_CHAN_HT40PLUS
:
1569 chan_info
->sec_channel
= 1;
1572 chan_info
->sec_channel
= 0;
1576 if (tb
[NL80211_ATTR_CENTER_FREQ1
])
1577 chan_info
->center_frq1
=
1578 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ1
]);
1579 if (tb
[NL80211_ATTR_CENTER_FREQ2
])
1580 chan_info
->center_frq2
=
1581 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ2
]);
1583 if (chan_info
->center_frq2
) {
1586 if (ieee80211_freq_to_chan(chan_info
->center_frq2
, &seg1_idx
) !=
1588 chan_info
->seg1_idx
= seg1_idx
;
1595 static int nl80211_channel_info(void *priv
, struct wpa_channel_info
*ci
)
1597 struct i802_bss
*bss
= priv
;
1598 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
1601 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_GET_INTERFACE
);
1602 return send_and_recv_msgs(drv
, msg
, get_channel_info
, ci
);
1606 static void wpa_driver_nl80211_event_receive(int sock
, void *eloop_ctx
,
1609 struct nl_cb
*cb
= eloop_ctx
;
1612 wpa_printf(MSG_MSGDUMP
, "nl80211: Event message available");
1614 res
= nl_recvmsgs(handle
, cb
);
1616 wpa_printf(MSG_INFO
, "nl80211: %s->nl_recvmsgs failed: %d",
1623 * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
1624 * @priv: driver_nl80211 private data
1625 * @alpha2_arg: country to which to switch to
1626 * Returns: 0 on success, -1 on failure
1628 * This asks nl80211 to set the regulatory domain for given
1629 * country ISO / IEC alpha2.
1631 static int wpa_driver_nl80211_set_country(void *priv
, const char *alpha2_arg
)
1633 struct i802_bss
*bss
= priv
;
1634 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
1638 msg
= nlmsg_alloc();
1642 alpha2
[0] = alpha2_arg
[0];
1643 alpha2
[1] = alpha2_arg
[1];
1646 if (!nl80211_cmd(drv
, msg
, 0, NL80211_CMD_REQ_SET_REG
) ||
1647 nla_put_string(msg
, NL80211_ATTR_REG_ALPHA2
, alpha2
)) {
1651 if (send_and_recv_msgs(drv
, msg
, NULL
, NULL
))
1657 static int nl80211_get_country(struct nl_msg
*msg
, void *arg
)
1660 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
1661 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1663 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1664 genlmsg_attrlen(gnlh
, 0), NULL
);
1665 if (!tb_msg
[NL80211_ATTR_REG_ALPHA2
]) {
1666 wpa_printf(MSG_DEBUG
, "nl80211: No country information available");
1669 os_strlcpy(alpha2
, nla_data(tb_msg
[NL80211_ATTR_REG_ALPHA2
]), 3);
1674 static int wpa_driver_nl80211_get_country(void *priv
, char *alpha2
)
1676 struct i802_bss
*bss
= priv
;
1677 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
1681 msg
= nlmsg_alloc();
1685 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_REG
);
1687 ret
= send_and_recv_msgs(drv
, msg
, nl80211_get_country
, alpha2
);
1695 static int wpa_driver_nl80211_init_nl_global(struct nl80211_global
*global
)
1699 global
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
1700 if (global
->nl_cb
== NULL
) {
1701 wpa_printf(MSG_ERROR
, "nl80211: Failed to allocate netlink "
1706 global
->nl
= nl_create_handle(global
->nl_cb
, "nl");
1707 if (global
->nl
== NULL
)
1710 global
->nl80211_id
= genl_ctrl_resolve(global
->nl
, "nl80211");
1711 if (global
->nl80211_id
< 0) {
1712 wpa_printf(MSG_ERROR
, "nl80211: 'nl80211' generic netlink not "
1717 global
->nl_event
= nl_create_handle(global
->nl_cb
, "event");
1718 if (global
->nl_event
== NULL
)
1721 ret
= nl_get_multicast_id(global
, "nl80211", "scan");
1723 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
1725 wpa_printf(MSG_ERROR
, "nl80211: Could not add multicast "
1726 "membership for scan events: %d (%s)",
1727 ret
, strerror(-ret
));
1731 ret
= nl_get_multicast_id(global
, "nl80211", "mlme");
1733 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
1735 wpa_printf(MSG_ERROR
, "nl80211: Could not add multicast "
1736 "membership for mlme events: %d (%s)",
1737 ret
, strerror(-ret
));
1741 ret
= nl_get_multicast_id(global
, "nl80211", "regulatory");
1743 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
1745 wpa_printf(MSG_DEBUG
, "nl80211: Could not add multicast "
1746 "membership for regulatory events: %d (%s)",
1747 ret
, strerror(-ret
));
1748 /* Continue without regulatory events */
1751 ret
= nl_get_multicast_id(global
, "nl80211", "vendor");
1753 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
1755 wpa_printf(MSG_DEBUG
, "nl80211: Could not add multicast "
1756 "membership for vendor events: %d (%s)",
1757 ret
, strerror(-ret
));
1758 /* Continue without vendor events */
1761 nl_cb_set(global
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
,
1762 no_seq_check
, NULL
);
1763 nl_cb_set(global
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
1764 process_global_event
, global
);
1766 nl80211_register_eloop_read(&global
->nl_event
,
1767 wpa_driver_nl80211_event_receive
,
1773 nl_destroy_handles(&global
->nl_event
);
1774 nl_destroy_handles(&global
->nl
);
1775 nl_cb_put(global
->nl_cb
);
1776 global
->nl_cb
= NULL
;
1781 static void nl80211_check_global(struct nl80211_global
*global
)
1783 struct nl_handle
*handle
;
1784 const char *groups
[] = { "scan", "mlme", "regulatory", "vendor", NULL
};
1789 * Try to re-add memberships to handle case of cfg80211 getting reloaded
1790 * and all registration having been cleared.
1792 handle
= (void *) (((intptr_t) global
->nl_event
) ^
1793 ELOOP_SOCKET_INVALID
);
1795 for (i
= 0; groups
[i
]; i
++) {
1796 ret
= nl_get_multicast_id(global
, "nl80211", groups
[i
]);
1798 ret
= nl_socket_add_membership(handle
, ret
);
1800 wpa_printf(MSG_INFO
,
1801 "nl80211: Could not re-add multicast membership for %s events: %d (%s)",
1802 groups
[i
], ret
, strerror(-ret
));
1808 static void wpa_driver_nl80211_rfkill_blocked(void *ctx
)
1810 struct wpa_driver_nl80211_data
*drv
= ctx
;
1812 wpa_printf(MSG_DEBUG
, "nl80211: RFKILL blocked");
1815 * rtnetlink ifdown handler will report interfaces other than the P2P
1816 * Device interface as disabled.
1818 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
1819 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_DISABLED
, NULL
);
1823 static void wpa_driver_nl80211_rfkill_unblocked(void *ctx
)
1825 struct wpa_driver_nl80211_data
*drv
= ctx
;
1826 wpa_printf(MSG_DEBUG
, "nl80211: RFKILL unblocked");
1827 if (i802_set_iface_flags(drv
->first_bss
, 1)) {
1828 wpa_printf(MSG_DEBUG
, "nl80211: Could not set interface UP "
1829 "after rfkill unblock");
1833 if (is_p2p_net_interface(drv
->nlmode
))
1834 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 1);
1837 * rtnetlink ifup handler will report interfaces other than the P2P
1838 * Device interface as enabled.
1840 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
1841 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_ENABLED
, NULL
);
1845 static void wpa_driver_nl80211_handle_eapol_tx_status(int sock
,
1849 struct wpa_driver_nl80211_data
*drv
= eloop_ctx
;
1854 struct cmsghdr
*cmsg
;
1855 int res
, found_ee
= 0, found_wifi
= 0, acked
= 0;
1856 union wpa_event_data event
;
1858 memset(&msg
, 0, sizeof(msg
));
1859 msg
.msg_iov
= &entry
;
1861 entry
.iov_base
= data
;
1862 entry
.iov_len
= sizeof(data
);
1863 msg
.msg_control
= &control
;
1864 msg
.msg_controllen
= sizeof(control
);
1866 res
= recvmsg(sock
, &msg
, MSG_ERRQUEUE
);
1867 /* if error or not fitting 802.3 header, return */
1871 for (cmsg
= CMSG_FIRSTHDR(&msg
); cmsg
; cmsg
= CMSG_NXTHDR(&msg
, cmsg
))
1873 if (cmsg
->cmsg_level
== SOL_SOCKET
&&
1874 cmsg
->cmsg_type
== SCM_WIFI_STATUS
) {
1878 ack
= (void *)CMSG_DATA(cmsg
);
1882 if (cmsg
->cmsg_level
== SOL_PACKET
&&
1883 cmsg
->cmsg_type
== PACKET_TX_TIMESTAMP
) {
1884 struct sock_extended_err
*err
=
1885 (struct sock_extended_err
*)CMSG_DATA(cmsg
);
1887 if (err
->ee_origin
== SO_EE_ORIGIN_TXSTATUS
)
1892 if (!found_ee
|| !found_wifi
)
1895 memset(&event
, 0, sizeof(event
));
1896 event
.eapol_tx_status
.dst
= data
;
1897 event
.eapol_tx_status
.data
= data
+ 14;
1898 event
.eapol_tx_status
.data_len
= res
- 14;
1899 event
.eapol_tx_status
.ack
= acked
;
1900 wpa_supplicant_event(drv
->ctx
, EVENT_EAPOL_TX_STATUS
, &event
);
1904 static int nl80211_init_bss(struct i802_bss
*bss
)
1906 bss
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
1910 nl_cb_set(bss
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
,
1911 no_seq_check
, NULL
);
1912 nl_cb_set(bss
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
1913 process_bss_event
, bss
);
1919 static void nl80211_destroy_bss(struct i802_bss
*bss
)
1921 nl_cb_put(bss
->nl_cb
);
1927 wpa_driver_nl80211_drv_init_rfkill(struct wpa_driver_nl80211_data
*drv
)
1929 struct rfkill_config
*rcfg
;
1934 rcfg
= os_zalloc(sizeof(*rcfg
));
1940 /* rfkill uses netdev sysfs for initialization. However, P2P Device is
1941 * not associated with a netdev, so use the name of some other interface
1942 * sharing the same wiphy as the P2P Device interface.
1944 * Note: This is valid, as a P2P Device interface is always dynamically
1945 * created and is created only once another wpa_s interface was added.
1947 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
) {
1948 struct nl80211_global
*global
= drv
->global
;
1949 struct wpa_driver_nl80211_data
*tmp1
;
1951 dl_list_for_each(tmp1
, &global
->interfaces
,
1952 struct wpa_driver_nl80211_data
, list
) {
1953 if (drv
== tmp1
|| drv
->wiphy_idx
!= tmp1
->wiphy_idx
||
1957 wpa_printf(MSG_DEBUG
,
1958 "nl80211: Use (%s) to initialize P2P Device rfkill",
1959 tmp1
->first_bss
->ifname
);
1960 os_strlcpy(rcfg
->ifname
, tmp1
->first_bss
->ifname
,
1961 sizeof(rcfg
->ifname
));
1965 os_strlcpy(rcfg
->ifname
, drv
->first_bss
->ifname
,
1966 sizeof(rcfg
->ifname
));
1969 rcfg
->blocked_cb
= wpa_driver_nl80211_rfkill_blocked
;
1970 rcfg
->unblocked_cb
= wpa_driver_nl80211_rfkill_unblocked
;
1971 drv
->rfkill
= rfkill_init(rcfg
);
1973 wpa_printf(MSG_DEBUG
, "nl80211: RFKILL status not available");
1979 static void * wpa_driver_nl80211_drv_init(void *ctx
, const char *ifname
,
1980 void *global_priv
, int hostapd
,
1982 const char *driver_params
)
1984 struct wpa_driver_nl80211_data
*drv
;
1985 struct i802_bss
*bss
;
1987 if (global_priv
== NULL
)
1989 drv
= os_zalloc(sizeof(*drv
));
1992 drv
->global
= global_priv
;
1994 drv
->hostapd
= !!hostapd
;
1995 drv
->eapol_sock
= -1;
1998 * There is no driver capability flag for this, so assume it is
1999 * supported and disable this on first attempt to use if the driver
2000 * rejects the command due to missing support.
2002 drv
->set_rekey_offload
= 1;
2004 drv
->num_if_indices
= sizeof(drv
->default_if_indices
) / sizeof(int);
2005 drv
->if_indices
= drv
->default_if_indices
;
2006 drv
->if_indices_reason
= drv
->default_if_indices_reason
;
2008 drv
->first_bss
= os_zalloc(sizeof(*drv
->first_bss
));
2009 if (!drv
->first_bss
) {
2013 bss
= drv
->first_bss
;
2017 os_strlcpy(bss
->ifname
, ifname
, sizeof(bss
->ifname
));
2018 drv
->monitor_ifidx
= -1;
2019 drv
->monitor_sock
= -1;
2020 drv
->eapol_tx_sock
= -1;
2021 drv
->ap_scan_as_station
= NL80211_IFTYPE_UNSPECIFIED
;
2023 if (nl80211_init_bss(bss
))
2026 if (wpa_driver_nl80211_finish_drv_init(drv
, set_addr
, 1, driver_params
))
2029 drv
->eapol_tx_sock
= socket(PF_PACKET
, SOCK_DGRAM
, 0);
2030 if (drv
->eapol_tx_sock
< 0)
2033 if (drv
->data_tx_status
) {
2036 if (setsockopt(drv
->eapol_tx_sock
, SOL_SOCKET
, SO_WIFI_STATUS
,
2037 &enabled
, sizeof(enabled
)) < 0) {
2038 wpa_printf(MSG_DEBUG
,
2039 "nl80211: wifi status sockopt failed\n");
2040 drv
->data_tx_status
= 0;
2041 if (!drv
->use_monitor
)
2043 ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS
;
2045 eloop_register_read_sock(drv
->eapol_tx_sock
,
2046 wpa_driver_nl80211_handle_eapol_tx_status
,
2052 nl80211_check_global(drv
->global
);
2053 dl_list_add(&drv
->global
->interfaces
, &drv
->list
);
2054 drv
->in_interface_list
= 1;
2060 wpa_driver_nl80211_deinit(bss
);
2066 * wpa_driver_nl80211_init - Initialize nl80211 driver interface
2067 * @ctx: context to be used when calling wpa_supplicant functions,
2068 * e.g., wpa_supplicant_event()
2069 * @ifname: interface name, e.g., wlan0
2070 * @global_priv: private driver global data from global_init()
2071 * Returns: Pointer to private data, %NULL on failure
2073 static void * wpa_driver_nl80211_init(void *ctx
, const char *ifname
,
2076 return wpa_driver_nl80211_drv_init(ctx
, ifname
, global_priv
, 0, NULL
,
2081 static int nl80211_register_frame(struct i802_bss
*bss
,
2082 struct nl_handle
*nl_handle
,
2083 u16 type
, const u8
*match
, size_t match_len
)
2085 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2091 wpa_snprintf_hex(buf
, sizeof(buf
), match
, match_len
);
2092 wpa_printf(MSG_DEBUG
, "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s",
2093 type
, fc2str(type
), nl_handle
, buf
);
2095 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_REGISTER_ACTION
)) ||
2096 nla_put_u16(msg
, NL80211_ATTR_FRAME_TYPE
, type
) ||
2097 nla_put(msg
, NL80211_ATTR_FRAME_MATCH
, match_len
, match
)) {
2102 ret
= send_and_recv(drv
->global
, nl_handle
, msg
, NULL
, NULL
);
2104 wpa_printf(MSG_DEBUG
, "nl80211: Register frame command "
2105 "failed (type=%u): ret=%d (%s)",
2106 type
, ret
, strerror(-ret
));
2107 wpa_hexdump(MSG_DEBUG
, "nl80211: Register frame match",
2114 static int nl80211_alloc_mgmt_handle(struct i802_bss
*bss
)
2117 wpa_printf(MSG_DEBUG
, "nl80211: Mgmt reporting "
2118 "already on! (nl_mgmt=%p)", bss
->nl_mgmt
);
2122 bss
->nl_mgmt
= nl_create_handle(bss
->nl_cb
, "mgmt");
2123 if (bss
->nl_mgmt
== NULL
)
2130 static void nl80211_mgmt_handle_register_eloop(struct i802_bss
*bss
)
2132 nl80211_register_eloop_read(&bss
->nl_mgmt
,
2133 wpa_driver_nl80211_event_receive
,
2138 static int nl80211_register_action_frame(struct i802_bss
*bss
,
2139 const u8
*match
, size_t match_len
)
2141 u16 type
= (WLAN_FC_TYPE_MGMT
<< 2) | (WLAN_FC_STYPE_ACTION
<< 4);
2142 return nl80211_register_frame(bss
, bss
->nl_mgmt
,
2143 type
, match
, match_len
);
2147 static int nl80211_init_connect_handle(struct i802_bss
*bss
)
2149 if (bss
->nl_connect
) {
2150 wpa_printf(MSG_DEBUG
,
2151 "nl80211: Connect handle already created (nl_connect=%p)",
2156 bss
->nl_connect
= nl_create_handle(bss
->nl_cb
, "connect");
2157 if (!bss
->nl_connect
)
2159 nl80211_register_eloop_read(&bss
->nl_connect
,
2160 wpa_driver_nl80211_event_receive
,
2166 static int nl80211_mgmt_subscribe_non_ap(struct i802_bss
*bss
)
2168 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2171 if (nl80211_alloc_mgmt_handle(bss
))
2173 wpa_printf(MSG_DEBUG
, "nl80211: Subscribe to mgmt frames with non-AP "
2174 "handle %p", bss
->nl_mgmt
);
2176 if (drv
->nlmode
== NL80211_IFTYPE_ADHOC
||
2177 ((drv
->capa
.flags
& WPA_DRIVER_FLAGS_SAE
) &&
2178 !(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
))) {
2179 u16 type
= (WLAN_FC_TYPE_MGMT
<< 2) | (WLAN_FC_STYPE_AUTH
<< 4);
2181 /* register for any AUTH message */
2182 nl80211_register_frame(bss
, bss
->nl_mgmt
, type
, NULL
, 0);
2185 #ifdef CONFIG_INTERWORKING
2186 /* QoS Map Configure */
2187 if (nl80211_register_action_frame(bss
, (u8
*) "\x01\x04", 2) < 0)
2189 #endif /* CONFIG_INTERWORKING */
2190 #if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING) || defined(CONFIG_DPP)
2191 /* GAS Initial Request */
2192 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0a", 2) < 0)
2194 /* GAS Initial Response */
2195 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0b", 2) < 0)
2197 /* GAS Comeback Request */
2198 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0c", 2) < 0)
2200 /* GAS Comeback Response */
2201 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0d", 2) < 0)
2203 /* Protected GAS Initial Request */
2204 if (nl80211_register_action_frame(bss
, (u8
*) "\x09\x0a", 2) < 0)
2206 /* Protected GAS Initial Response */
2207 if (nl80211_register_action_frame(bss
, (u8
*) "\x09\x0b", 2) < 0)
2209 /* Protected GAS Comeback Request */
2210 if (nl80211_register_action_frame(bss
, (u8
*) "\x09\x0c", 2) < 0)
2212 /* Protected GAS Comeback Response */
2213 if (nl80211_register_action_frame(bss
, (u8
*) "\x09\x0d", 2) < 0)
2215 #endif /* CONFIG_P2P || CONFIG_INTERWORKING || CONFIG_DPP */
2217 /* P2P Public Action */
2218 if (nl80211_register_action_frame(bss
,
2219 (u8
*) "\x04\x09\x50\x6f\x9a\x09",
2223 if (nl80211_register_action_frame(bss
,
2224 (u8
*) "\x7f\x50\x6f\x9a\x09",
2227 #endif /* CONFIG_P2P */
2229 /* DPP Public Action */
2230 if (nl80211_register_action_frame(bss
,
2231 (u8
*) "\x04\x09\x50\x6f\x9a\x1a",
2234 #endif /* CONFIG_DPP */
2235 #ifdef CONFIG_IEEE80211W
2237 /* SA Query Request */
2238 if (nl80211_register_action_frame(bss
, (u8
*) "\x08\x00", 2) < 0)
2240 #endif /* CONFIG_OCV */
2241 /* SA Query Response */
2242 if (nl80211_register_action_frame(bss
, (u8
*) "\x08\x01", 2) < 0)
2244 #endif /* CONFIG_IEEE80211W */
2246 if ((drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
)) {
2247 /* TDLS Discovery Response */
2248 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0e", 2) <
2252 #endif /* CONFIG_TDLS */
2254 /* FST Action frames */
2255 if (nl80211_register_action_frame(bss
, (u8
*) "\x12", 1) < 0)
2257 #endif /* CONFIG_FST */
2259 /* FT Action frames */
2260 if (nl80211_register_action_frame(bss
, (u8
*) "\x06", 1) < 0)
2263 drv
->capa
.key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FT
|
2264 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK
;
2266 /* WNM - BSS Transition Management Request */
2267 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x07", 2) < 0)
2269 /* WNM-Sleep Mode Response */
2270 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x11", 2) < 0)
2273 /* WNM - Collocated Interference Request */
2274 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x0b", 2) < 0)
2276 #endif /* CONFIG_WNM */
2279 /* WNM-Notification */
2280 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x1a", 2) < 0)
2282 #endif /* CONFIG_HS20 */
2284 /* WMM-AC ADDTS Response */
2285 if (nl80211_register_action_frame(bss
, (u8
*) "\x11\x01", 2) < 0)
2289 if (nl80211_register_action_frame(bss
, (u8
*) "\x11\x02", 2) < 0)
2292 /* Radio Measurement - Neighbor Report Response */
2293 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x05", 2) < 0)
2296 /* Radio Measurement - Radio Measurement Request */
2297 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x00", 2) < 0)
2300 /* Radio Measurement - Link Measurement Request */
2301 if ((drv
->capa
.rrm_flags
& WPA_DRIVER_FLAGS_TX_POWER_INSERTION
) &&
2302 (nl80211_register_action_frame(bss
, (u8
*) "\x05\x02", 2) < 0))
2305 nl80211_mgmt_handle_register_eloop(bss
);
2311 static int nl80211_mgmt_subscribe_mesh(struct i802_bss
*bss
)
2315 if (nl80211_alloc_mgmt_handle(bss
))
2318 wpa_printf(MSG_DEBUG
,
2319 "nl80211: Subscribe to mgmt frames with mesh handle %p",
2322 /* Auth frames for mesh SAE */
2323 if (nl80211_register_frame(bss
, bss
->nl_mgmt
,
2324 (WLAN_FC_TYPE_MGMT
<< 2) |
2325 (WLAN_FC_STYPE_AUTH
<< 4),
2329 /* Mesh peering open */
2330 if (nl80211_register_action_frame(bss
, (u8
*) "\x0f\x01", 2) < 0)
2332 /* Mesh peering confirm */
2333 if (nl80211_register_action_frame(bss
, (u8
*) "\x0f\x02", 2) < 0)
2335 /* Mesh peering close */
2336 if (nl80211_register_action_frame(bss
, (u8
*) "\x0f\x03", 2) < 0)
2339 nl80211_mgmt_handle_register_eloop(bss
);
2345 static int nl80211_register_spurious_class3(struct i802_bss
*bss
)
2350 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_UNEXPECTED_FRAME
);
2351 ret
= send_and_recv(bss
->drv
->global
, bss
->nl_mgmt
, msg
, NULL
, NULL
);
2353 wpa_printf(MSG_DEBUG
, "nl80211: Register spurious class3 "
2354 "failed: ret=%d (%s)",
2355 ret
, strerror(-ret
));
2361 static int nl80211_action_subscribe_ap(struct i802_bss
*bss
)
2365 /* Public Action frames */
2366 if (nl80211_register_action_frame(bss
, (u8
*) "\x04", 1) < 0)
2368 /* RRM Measurement Report */
2369 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x01", 2) < 0)
2371 /* RRM Link Measurement Report */
2372 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x03", 2) < 0)
2374 /* RRM Neighbor Report Request */
2375 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x04", 2) < 0)
2377 /* FT Action frames */
2378 if (nl80211_register_action_frame(bss
, (u8
*) "\x06", 1) < 0)
2380 #ifdef CONFIG_IEEE80211W
2382 if (nl80211_register_action_frame(bss
, (u8
*) "\x08", 1) < 0)
2384 #endif /* CONFIG_IEEE80211W */
2385 /* Protected Dual of Public Action */
2386 if (nl80211_register_action_frame(bss
, (u8
*) "\x09", 1) < 0)
2389 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a", 1) < 0)
2392 if (nl80211_register_action_frame(bss
, (u8
*) "\x11", 1) < 0)
2395 /* FST Action frames */
2396 if (nl80211_register_action_frame(bss
, (u8
*) "\x12", 1) < 0)
2398 #endif /* CONFIG_FST */
2399 /* Vendor-specific */
2400 if (nl80211_register_action_frame(bss
, (u8
*) "\x7f", 1) < 0)
2407 static int nl80211_mgmt_subscribe_ap(struct i802_bss
*bss
)
2409 static const int stypes
[] = {
2411 WLAN_FC_STYPE_ASSOC_REQ
,
2412 WLAN_FC_STYPE_REASSOC_REQ
,
2413 WLAN_FC_STYPE_DISASSOC
,
2414 WLAN_FC_STYPE_DEAUTH
,
2415 WLAN_FC_STYPE_PROBE_REQ
,
2416 /* Beacon doesn't work as mac80211 doesn't currently allow
2417 * it, but it wouldn't really be the right thing anyway as
2418 * it isn't per interface ... maybe just dump the scan
2419 * results periodically for OLBC?
2421 /* WLAN_FC_STYPE_BEACON, */
2425 if (nl80211_alloc_mgmt_handle(bss
))
2427 wpa_printf(MSG_DEBUG
, "nl80211: Subscribe to mgmt frames with AP "
2428 "handle %p", bss
->nl_mgmt
);
2430 for (i
= 0; i
< ARRAY_SIZE(stypes
); i
++) {
2431 if (nl80211_register_frame(bss
, bss
->nl_mgmt
,
2432 (WLAN_FC_TYPE_MGMT
<< 2) |
2439 if (nl80211_action_subscribe_ap(bss
))
2442 if (nl80211_register_spurious_class3(bss
))
2445 nl80211_mgmt_handle_register_eloop(bss
);
2449 nl_destroy_handles(&bss
->nl_mgmt
);
2454 static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss
*bss
)
2456 if (nl80211_alloc_mgmt_handle(bss
))
2458 wpa_printf(MSG_DEBUG
, "nl80211: Subscribe to mgmt frames with AP "
2459 "handle %p (device SME)", bss
->nl_mgmt
);
2461 if (nl80211_action_subscribe_ap(bss
))
2464 nl80211_mgmt_handle_register_eloop(bss
);
2468 nl_destroy_handles(&bss
->nl_mgmt
);
2473 static void nl80211_mgmt_unsubscribe(struct i802_bss
*bss
, const char *reason
)
2475 if (bss
->nl_mgmt
== NULL
)
2477 wpa_printf(MSG_DEBUG
, "nl80211: Unsubscribe mgmt frames handle %p "
2478 "(%s)", bss
->nl_mgmt
, reason
);
2479 nl80211_destroy_eloop_handle(&bss
->nl_mgmt
, 0);
2481 nl80211_put_wiphy_data_ap(bss
);
2485 static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx
, void *timeout_ctx
)
2487 wpa_supplicant_event(timeout_ctx
, EVENT_INTERFACE_DISABLED
, NULL
);
2491 static void nl80211_del_p2pdev(struct i802_bss
*bss
)
2496 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_DEL_INTERFACE
);
2497 ret
= send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
2499 wpa_printf(MSG_DEBUG
, "nl80211: Delete P2P Device %s (0x%llx): %s",
2500 bss
->ifname
, (long long unsigned int) bss
->wdev_id
,
2505 static int nl80211_set_p2pdev(struct i802_bss
*bss
, int start
)
2510 msg
= nl80211_cmd_msg(bss
, 0, start
? NL80211_CMD_START_P2P_DEVICE
:
2511 NL80211_CMD_STOP_P2P_DEVICE
);
2512 ret
= send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
2514 wpa_printf(MSG_DEBUG
, "nl80211: %s P2P Device %s (0x%llx): %s",
2515 start
? "Start" : "Stop",
2516 bss
->ifname
, (long long unsigned int) bss
->wdev_id
,
2522 static int i802_set_iface_flags(struct i802_bss
*bss
, int up
)
2524 enum nl80211_iftype nlmode
;
2526 nlmode
= nl80211_get_ifmode(bss
);
2527 if (nlmode
!= NL80211_IFTYPE_P2P_DEVICE
) {
2528 return linux_set_iface_flags(bss
->drv
->global
->ioctl_sock
,
2532 /* P2P Device has start/stop which is equivalent */
2533 return nl80211_set_p2pdev(bss
, up
);
2537 #ifdef CONFIG_TESTING_OPTIONS
2538 static int qca_vendor_test_cmd_handler(struct nl_msg
*msg
, void *arg
)
2540 /* struct wpa_driver_nl80211_data *drv = arg; */
2541 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
2542 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
2545 wpa_printf(MSG_DEBUG
,
2546 "nl80211: QCA vendor test command response received");
2548 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
2549 genlmsg_attrlen(gnlh
, 0), NULL
);
2550 if (!tb
[NL80211_ATTR_VENDOR_DATA
]) {
2551 wpa_printf(MSG_DEBUG
, "nl80211: No vendor data attribute");
2555 wpa_hexdump(MSG_DEBUG
,
2556 "nl80211: Received QCA vendor test command response",
2557 nla_data(tb
[NL80211_ATTR_VENDOR_DATA
]),
2558 nla_len(tb
[NL80211_ATTR_VENDOR_DATA
]));
2562 #endif /* CONFIG_TESTING_OPTIONS */
2565 static void qca_vendor_test(struct wpa_driver_nl80211_data
*drv
)
2567 #ifdef CONFIG_TESTING_OPTIONS
2569 struct nlattr
*params
;
2572 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
2573 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
2574 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
2575 QCA_NL80211_VENDOR_SUBCMD_TEST
) ||
2576 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
2577 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_TEST
, 123)) {
2581 nla_nest_end(msg
, params
);
2583 ret
= send_and_recv_msgs(drv
, msg
, qca_vendor_test_cmd_handler
, drv
);
2584 wpa_printf(MSG_DEBUG
,
2585 "nl80211: QCA vendor test command returned %d (%s)",
2586 ret
, strerror(-ret
));
2587 #endif /* CONFIG_TESTING_OPTIONS */
2592 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data
*drv
,
2593 const u8
*set_addr
, int first
,
2594 const char *driver_params
)
2596 struct i802_bss
*bss
= drv
->first_bss
;
2597 int send_rfkill_event
= 0;
2598 enum nl80211_iftype nlmode
;
2600 drv
->ifindex
= if_nametoindex(bss
->ifname
);
2601 bss
->ifindex
= drv
->ifindex
;
2602 bss
->wdev_id
= drv
->global
->if_add_wdevid
;
2603 bss
->wdev_id_set
= drv
->global
->if_add_wdevid_set
;
2605 bss
->if_dynamic
= drv
->ifindex
== drv
->global
->if_add_ifindex
;
2606 bss
->if_dynamic
= bss
->if_dynamic
|| drv
->global
->if_add_wdevid_set
;
2607 drv
->global
->if_add_wdevid_set
= 0;
2609 if (!bss
->if_dynamic
&& nl80211_get_ifmode(bss
) == NL80211_IFTYPE_AP
)
2613 nl80211_get_ifmode(bss
) != NL80211_IFTYPE_P2P_DEVICE
&&
2614 linux_iface_up(drv
->global
->ioctl_sock
, bss
->ifname
) > 0)
2615 drv
->start_iface_up
= 1;
2617 if (wpa_driver_nl80211_capa(drv
))
2620 if (driver_params
&& nl80211_set_param(bss
, driver_params
) < 0)
2623 wpa_printf(MSG_DEBUG
, "nl80211: interface %s in phy %s",
2624 bss
->ifname
, drv
->phyname
);
2627 (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 0) ||
2628 linux_set_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
2632 if (first
&& nl80211_get_ifmode(bss
) == NL80211_IFTYPE_AP
)
2633 drv
->start_mode_ap
= 1;
2635 if (drv
->hostapd
|| bss
->static_ap
)
2636 nlmode
= NL80211_IFTYPE_AP
;
2637 else if (bss
->if_dynamic
||
2638 nl80211_get_ifmode(bss
) == NL80211_IFTYPE_MESH_POINT
)
2639 nlmode
= nl80211_get_ifmode(bss
);
2641 nlmode
= NL80211_IFTYPE_STATION
;
2643 if (wpa_driver_nl80211_set_mode(bss
, nlmode
) < 0) {
2644 wpa_printf(MSG_ERROR
, "nl80211: Could not configure driver mode");
2648 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
2649 nl80211_get_macaddr(bss
);
2651 wpa_driver_nl80211_drv_init_rfkill(drv
);
2653 if (!rfkill_is_blocked(drv
->rfkill
)) {
2654 int ret
= i802_set_iface_flags(bss
, 1);
2656 wpa_printf(MSG_ERROR
, "nl80211: Could not set "
2657 "interface '%s' UP", bss
->ifname
);
2661 if (is_p2p_net_interface(nlmode
))
2662 nl80211_disable_11b_rates(bss
->drv
,
2663 bss
->drv
->ifindex
, 1);
2665 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
2668 wpa_printf(MSG_DEBUG
, "nl80211: Could not yet enable "
2669 "interface '%s' due to rfkill", bss
->ifname
);
2670 if (nlmode
!= NL80211_IFTYPE_P2P_DEVICE
)
2671 drv
->if_disabled
= 1;
2673 send_rfkill_event
= 1;
2676 if (!drv
->hostapd
&& nlmode
!= NL80211_IFTYPE_P2P_DEVICE
)
2677 netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
,
2678 1, IF_OPER_DORMANT
);
2680 if (nlmode
!= NL80211_IFTYPE_P2P_DEVICE
) {
2681 if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
2684 os_memcpy(drv
->perm_addr
, bss
->addr
, ETH_ALEN
);
2687 if (send_rfkill_event
) {
2688 eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill
,
2692 if (drv
->vendor_cmd_test_avail
)
2693 qca_vendor_test(drv
);
2695 nl80211_init_connect_handle(bss
);
2701 static int wpa_driver_nl80211_del_beacon(struct i802_bss
*bss
)
2704 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2706 wpa_printf(MSG_DEBUG
, "nl80211: Remove beacon (ifindex=%d)",
2708 nl80211_put_wiphy_data_ap(bss
);
2709 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_DEL_BEACON
);
2710 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
2715 * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
2716 * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
2718 * Shut down driver interface and processing of driver events. Free
2719 * private data buffer if one was allocated in wpa_driver_nl80211_init().
2721 static void wpa_driver_nl80211_deinit(struct i802_bss
*bss
)
2723 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2726 wpa_printf(MSG_INFO
, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
2727 bss
->ifname
, drv
->disabled_11b_rates
);
2730 if (drv
->data_tx_status
)
2731 eloop_unregister_read_sock(drv
->eapol_tx_sock
);
2732 if (drv
->eapol_tx_sock
>= 0)
2733 close(drv
->eapol_tx_sock
);
2736 wpa_driver_nl80211_probe_req_report(bss
, 0);
2737 if (bss
->added_if_into_bridge
) {
2738 if (linux_br_del_if(drv
->global
->ioctl_sock
, bss
->brname
,
2740 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
2741 "interface %s from bridge %s: %s",
2742 bss
->ifname
, bss
->brname
, strerror(errno
));
2746 nl80211_handle_destroy(drv
->rtnl_sk
);
2748 if (bss
->added_bridge
) {
2749 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->brname
,
2751 wpa_printf(MSG_INFO
,
2752 "nl80211: Could not set bridge %s down",
2754 if (linux_br_del(drv
->global
->ioctl_sock
, bss
->brname
) < 0)
2755 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
2757 bss
->brname
, strerror(errno
));
2760 nl80211_remove_monitor_interface(drv
);
2762 if (is_ap_interface(drv
->nlmode
))
2763 wpa_driver_nl80211_del_beacon(bss
);
2765 if (drv
->eapol_sock
>= 0) {
2766 eloop_unregister_read_sock(drv
->eapol_sock
);
2767 close(drv
->eapol_sock
);
2770 if (drv
->if_indices
!= drv
->default_if_indices
)
2771 os_free(drv
->if_indices
);
2773 if (drv
->if_indices_reason
!= drv
->default_if_indices_reason
)
2774 os_free(drv
->if_indices_reason
);
2776 if (drv
->disabled_11b_rates
)
2777 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 0);
2779 netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
, 0,
2781 eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill
, drv
, drv
->ctx
);
2782 rfkill_deinit(drv
->rfkill
);
2784 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout
, drv
, drv
->ctx
);
2786 if (!drv
->start_iface_up
)
2787 (void) i802_set_iface_flags(bss
, 0);
2789 if (drv
->addr_changed
) {
2790 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
,
2792 wpa_printf(MSG_DEBUG
,
2793 "nl80211: Could not set interface down to restore permanent MAC address");
2795 if (linux_set_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
2796 drv
->perm_addr
) < 0) {
2797 wpa_printf(MSG_DEBUG
,
2798 "nl80211: Could not restore permanent MAC address");
2802 if (drv
->nlmode
!= NL80211_IFTYPE_P2P_DEVICE
) {
2803 if (!drv
->hostapd
|| !drv
->start_mode_ap
)
2804 wpa_driver_nl80211_set_mode(bss
,
2805 NL80211_IFTYPE_STATION
);
2806 nl80211_mgmt_unsubscribe(bss
, "deinit");
2808 nl80211_mgmt_unsubscribe(bss
, "deinit");
2809 nl80211_del_p2pdev(bss
);
2812 if (bss
->nl_connect
)
2813 nl80211_destroy_eloop_handle(&bss
->nl_connect
, 1);
2815 nl80211_destroy_bss(drv
->first_bss
);
2817 os_free(drv
->filter_ssids
);
2819 os_free(drv
->auth_ie
);
2821 if (drv
->in_interface_list
)
2822 dl_list_del(&drv
->list
);
2824 os_free(drv
->extended_capa
);
2825 os_free(drv
->extended_capa_mask
);
2826 for (i
= 0; i
< drv
->num_iface_ext_capa
; i
++) {
2827 os_free(drv
->iface_ext_capa
[i
].ext_capa
);
2828 os_free(drv
->iface_ext_capa
[i
].ext_capa_mask
);
2830 os_free(drv
->first_bss
);
2835 static u32
wpa_alg_to_cipher_suite(enum wpa_alg alg
, size_t key_len
)
2840 return RSN_CIPHER_SUITE_WEP40
;
2841 return RSN_CIPHER_SUITE_WEP104
;
2843 return RSN_CIPHER_SUITE_TKIP
;
2845 return RSN_CIPHER_SUITE_CCMP
;
2847 return RSN_CIPHER_SUITE_GCMP
;
2848 case WPA_ALG_CCMP_256
:
2849 return RSN_CIPHER_SUITE_CCMP_256
;
2850 case WPA_ALG_GCMP_256
:
2851 return RSN_CIPHER_SUITE_GCMP_256
;
2853 return RSN_CIPHER_SUITE_AES_128_CMAC
;
2854 case WPA_ALG_BIP_GMAC_128
:
2855 return RSN_CIPHER_SUITE_BIP_GMAC_128
;
2856 case WPA_ALG_BIP_GMAC_256
:
2857 return RSN_CIPHER_SUITE_BIP_GMAC_256
;
2858 case WPA_ALG_BIP_CMAC_256
:
2859 return RSN_CIPHER_SUITE_BIP_CMAC_256
;
2861 return RSN_CIPHER_SUITE_SMS4
;
2863 return RSN_CIPHER_SUITE_KRK
;
2866 wpa_printf(MSG_ERROR
, "nl80211: Unexpected encryption algorithm %d",
2871 wpa_printf(MSG_ERROR
, "nl80211: Unsupported encryption algorithm %d",
2877 static u32
wpa_cipher_to_cipher_suite(unsigned int cipher
)
2880 case WPA_CIPHER_CCMP_256
:
2881 return RSN_CIPHER_SUITE_CCMP_256
;
2882 case WPA_CIPHER_GCMP_256
:
2883 return RSN_CIPHER_SUITE_GCMP_256
;
2884 case WPA_CIPHER_CCMP
:
2885 return RSN_CIPHER_SUITE_CCMP
;
2886 case WPA_CIPHER_GCMP
:
2887 return RSN_CIPHER_SUITE_GCMP
;
2888 case WPA_CIPHER_TKIP
:
2889 return RSN_CIPHER_SUITE_TKIP
;
2890 case WPA_CIPHER_WEP104
:
2891 return RSN_CIPHER_SUITE_WEP104
;
2892 case WPA_CIPHER_WEP40
:
2893 return RSN_CIPHER_SUITE_WEP40
;
2894 case WPA_CIPHER_GTK_NOT_USED
:
2895 return RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED
;
2902 static int wpa_cipher_to_cipher_suites(unsigned int ciphers
, u32 suites
[],
2907 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_CCMP_256
)
2908 suites
[num_suites
++] = RSN_CIPHER_SUITE_CCMP_256
;
2909 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_GCMP_256
)
2910 suites
[num_suites
++] = RSN_CIPHER_SUITE_GCMP_256
;
2911 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_CCMP
)
2912 suites
[num_suites
++] = RSN_CIPHER_SUITE_CCMP
;
2913 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_GCMP
)
2914 suites
[num_suites
++] = RSN_CIPHER_SUITE_GCMP
;
2915 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_TKIP
)
2916 suites
[num_suites
++] = RSN_CIPHER_SUITE_TKIP
;
2917 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_WEP104
)
2918 suites
[num_suites
++] = RSN_CIPHER_SUITE_WEP104
;
2919 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_WEP40
)
2920 suites
[num_suites
++] = RSN_CIPHER_SUITE_WEP40
;
2926 #ifdef CONFIG_DRIVER_NL80211_QCA
2927 static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data
*drv
,
2928 const u8
*key
, size_t key_len
)
2933 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD
))
2936 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
2937 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
2938 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
2939 QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY
) ||
2940 nla_put(msg
, NL80211_ATTR_VENDOR_DATA
, key_len
, key
)) {
2941 nl80211_nlmsg_clear(msg
);
2945 ret
= send_and_recv_msgs(drv
, msg
, NULL
, (void *) -1);
2947 wpa_printf(MSG_DEBUG
,
2948 "nl80211: Key management set key failed: ret=%d (%s)",
2949 ret
, strerror(-ret
));
2954 #endif /* CONFIG_DRIVER_NL80211_QCA */
2957 static int nl80211_set_pmk(struct wpa_driver_nl80211_data
*drv
,
2958 const u8
*key
, size_t key_len
,
2961 struct nl_msg
*msg
= NULL
;
2965 * If the authenticator address is not set, assume it is
2966 * the current BSSID.
2968 if (!addr
&& drv
->associated
)
2973 wpa_printf(MSG_DEBUG
, "nl80211: Set PMK to the driver for " MACSTR
,
2975 wpa_hexdump_key(MSG_DEBUG
, "nl80211: PMK", key
, key_len
);
2976 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_PMK
);
2978 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
2979 nla_put(msg
, NL80211_ATTR_PMK
, key_len
, key
)) {
2980 nl80211_nlmsg_clear(msg
);
2985 ret
= send_and_recv_msgs(drv
, msg
, NULL
, (void *) -1);
2987 wpa_printf(MSG_DEBUG
, "nl80211: Set PMK failed: ret=%d (%s)",
2988 ret
, strerror(-ret
));
2995 static int wpa_driver_nl80211_set_key(const char *ifname
, struct i802_bss
*bss
,
2996 enum wpa_alg alg
, const u8
*addr
,
2997 int key_idx
, int set_tx
,
2998 const u8
*seq
, size_t seq_len
,
2999 const u8
*key
, size_t key_len
)
3001 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3003 struct nl_msg
*msg
= NULL
;
3007 /* Ignore for P2P Device */
3008 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
3011 ifindex
= if_nametoindex(ifname
);
3012 wpa_printf(MSG_DEBUG
, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
3013 "set_tx=%d seq_len=%lu key_len=%lu",
3014 __func__
, ifindex
, ifname
, alg
, addr
, key_idx
, set_tx
,
3015 (unsigned long) seq_len
, (unsigned long) key_len
);
3017 if (key_idx
== -1) {
3021 #endif /* CONFIG_TDLS */
3023 #ifdef CONFIG_DRIVER_NL80211_QCA
3024 if (alg
== WPA_ALG_PMK
&&
3025 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD
)) {
3026 wpa_printf(MSG_DEBUG
, "%s: calling issue_key_mgmt_set_key",
3028 ret
= issue_key_mgmt_set_key(drv
, key
, key_len
);
3031 #endif /* CONFIG_DRIVER_NL80211_QCA */
3033 if (alg
== WPA_ALG_PMK
&&
3034 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X
))
3035 return nl80211_set_pmk(drv
, key
, key_len
, addr
);
3037 if (alg
== WPA_ALG_NONE
) {
3038 msg
= nl80211_ifindex_msg(drv
, ifindex
, 0, NL80211_CMD_DEL_KEY
);
3044 suite
= wpa_alg_to_cipher_suite(alg
, key_len
);
3047 msg
= nl80211_ifindex_msg(drv
, ifindex
, 0, NL80211_CMD_NEW_KEY
);
3049 nla_put(msg
, NL80211_ATTR_KEY_DATA
, key_len
, key
) ||
3050 nla_put_u32(msg
, NL80211_ATTR_KEY_CIPHER
, suite
))
3052 wpa_hexdump_key(MSG_DEBUG
, "nl80211: KEY_DATA", key
, key_len
);
3055 if (seq
&& seq_len
) {
3056 if (nla_put(msg
, NL80211_ATTR_KEY_SEQ
, seq_len
, seq
))
3058 wpa_hexdump(MSG_DEBUG
, "nl80211: KEY_SEQ", seq
, seq_len
);
3061 if (addr
&& !is_broadcast_ether_addr(addr
)) {
3062 wpa_printf(MSG_DEBUG
, " addr=" MACSTR
, MAC2STR(addr
));
3063 if (nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
))
3066 if (alg
!= WPA_ALG_WEP
&& key_idx
&& !set_tx
) {
3067 wpa_printf(MSG_DEBUG
, " RSN IBSS RX GTK");
3068 if (nla_put_u32(msg
, NL80211_ATTR_KEY_TYPE
,
3069 NL80211_KEYTYPE_GROUP
))
3072 } else if (addr
&& is_broadcast_ether_addr(addr
)) {
3073 struct nlattr
*types
;
3075 wpa_printf(MSG_DEBUG
, " broadcast key");
3077 types
= nla_nest_start(msg
, NL80211_ATTR_KEY_DEFAULT_TYPES
);
3079 nla_put_flag(msg
, NL80211_KEY_DEFAULT_TYPE_MULTICAST
))
3081 nla_nest_end(msg
, types
);
3083 if (nla_put_u8(msg
, NL80211_ATTR_KEY_IDX
, key_idx
))
3086 ret
= send_and_recv_msgs(drv
, msg
, NULL
, key
? (void *) -1 : NULL
);
3087 if ((ret
== -ENOENT
|| ret
== -ENOLINK
) && alg
== WPA_ALG_NONE
)
3090 wpa_printf(MSG_DEBUG
, "nl80211: set_key failed; err=%d %s)",
3091 ret
, strerror(-ret
));
3094 * If we failed or don't need to set the default TX key (below),
3097 if (ret
|| !set_tx
|| alg
== WPA_ALG_NONE
|| tdls
)
3099 if (is_ap_interface(drv
->nlmode
) && addr
&&
3100 !is_broadcast_ether_addr(addr
))
3103 msg
= nl80211_ifindex_msg(drv
, ifindex
, 0, NL80211_CMD_SET_KEY
);
3105 nla_put_u8(msg
, NL80211_ATTR_KEY_IDX
, key_idx
) ||
3106 nla_put_flag(msg
, (alg
== WPA_ALG_IGTK
||
3107 alg
== WPA_ALG_BIP_GMAC_128
||
3108 alg
== WPA_ALG_BIP_GMAC_256
||
3109 alg
== WPA_ALG_BIP_CMAC_256
) ?
3110 NL80211_ATTR_KEY_DEFAULT_MGMT
:
3111 NL80211_ATTR_KEY_DEFAULT
))
3113 if (addr
&& is_broadcast_ether_addr(addr
)) {
3114 struct nlattr
*types
;
3116 types
= nla_nest_start(msg
, NL80211_ATTR_KEY_DEFAULT_TYPES
);
3118 nla_put_flag(msg
, NL80211_KEY_DEFAULT_TYPE_MULTICAST
))
3120 nla_nest_end(msg
, types
);
3122 struct nlattr
*types
;
3124 types
= nla_nest_start(msg
, NL80211_ATTR_KEY_DEFAULT_TYPES
);
3126 nla_put_flag(msg
, NL80211_KEY_DEFAULT_TYPE_UNICAST
))
3128 nla_nest_end(msg
, types
);
3131 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3135 wpa_printf(MSG_DEBUG
, "nl80211: set_key default failed; "
3136 "err=%d %s)", ret
, strerror(-ret
));
3140 nl80211_nlmsg_clear(msg
);
3146 static int nl_add_key(struct nl_msg
*msg
, enum wpa_alg alg
,
3147 int key_idx
, int defkey
,
3148 const u8
*seq
, size_t seq_len
,
3149 const u8
*key
, size_t key_len
)
3151 struct nlattr
*key_attr
= nla_nest_start(msg
, NL80211_ATTR_KEY
);
3157 suite
= wpa_alg_to_cipher_suite(alg
, key_len
);
3161 if (defkey
&& alg
== WPA_ALG_IGTK
) {
3162 if (nla_put_flag(msg
, NL80211_KEY_DEFAULT_MGMT
))
3164 } else if (defkey
) {
3165 if (nla_put_flag(msg
, NL80211_KEY_DEFAULT
))
3169 if (nla_put_u8(msg
, NL80211_KEY_IDX
, key_idx
) ||
3170 nla_put_u32(msg
, NL80211_KEY_CIPHER
, suite
) ||
3172 nla_put(msg
, NL80211_KEY_SEQ
, seq_len
, seq
)) ||
3173 nla_put(msg
, NL80211_KEY_DATA
, key_len
, key
))
3176 nla_nest_end(msg
, key_attr
);
3182 static int nl80211_set_conn_keys(struct wpa_driver_associate_params
*params
,
3186 struct nlattr
*nl_keys
, *nl_key
;
3188 for (i
= 0; i
< 4; i
++) {
3189 if (!params
->wep_key
[i
])
3194 if (params
->wps
== WPS_MODE_PRIVACY
)
3196 if (params
->pairwise_suite
&&
3197 params
->pairwise_suite
!= WPA_CIPHER_NONE
)
3203 if (nla_put_flag(msg
, NL80211_ATTR_PRIVACY
))
3206 nl_keys
= nla_nest_start(msg
, NL80211_ATTR_KEYS
);
3210 for (i
= 0; i
< 4; i
++) {
3211 if (!params
->wep_key
[i
])
3214 nl_key
= nla_nest_start(msg
, i
);
3216 nla_put(msg
, NL80211_KEY_DATA
, params
->wep_key_len
[i
],
3217 params
->wep_key
[i
]) ||
3218 nla_put_u32(msg
, NL80211_KEY_CIPHER
,
3219 params
->wep_key_len
[i
] == 5 ?
3220 RSN_CIPHER_SUITE_WEP40
:
3221 RSN_CIPHER_SUITE_WEP104
) ||
3222 nla_put_u8(msg
, NL80211_KEY_IDX
, i
) ||
3223 (i
== params
->wep_tx_keyidx
&&
3224 nla_put_flag(msg
, NL80211_KEY_DEFAULT
)))
3227 nla_nest_end(msg
, nl_key
);
3229 nla_nest_end(msg
, nl_keys
);
3235 int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data
*drv
,
3236 const u8
*addr
, int cmd
, u16 reason_code
,
3237 int local_state_change
,
3238 struct nl_handle
*nl_connect
)
3243 if (!(msg
= nl80211_drv_msg(drv
, 0, cmd
)) ||
3244 nla_put_u16(msg
, NL80211_ATTR_REASON_CODE
, reason_code
) ||
3245 (addr
&& nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) ||
3246 (local_state_change
&&
3247 nla_put_flag(msg
, NL80211_ATTR_LOCAL_STATE_CHANGE
))) {
3253 ret
= send_and_recv(drv
->global
, nl_connect
, msg
, NULL
, NULL
);
3255 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3257 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
3258 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
3259 reason_code
, ret
, strerror(-ret
));
3265 static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data
*drv
,
3267 struct nl_handle
*nl_connect
)
3270 int drv_associated
= drv
->associated
;
3272 wpa_printf(MSG_DEBUG
, "%s(reason_code=%d)", __func__
, reason_code
);
3273 nl80211_mark_disconnected(drv
);
3274 /* Disconnect command doesn't need BSSID - it uses cached value */
3275 ret
= wpa_driver_nl80211_mlme(drv
, NULL
, NL80211_CMD_DISCONNECT
,
3276 reason_code
, 0, nl_connect
);
3278 * For locally generated disconnect, supplicant already generates a
3279 * DEAUTH event, so ignore the event from NL80211.
3281 drv
->ignore_next_local_disconnect
= drv_associated
&& (ret
== 0);
3287 static int wpa_driver_nl80211_deauthenticate(struct i802_bss
*bss
,
3288 const u8
*addr
, int reason_code
)
3290 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3292 int drv_associated
= drv
->associated
;
3294 if (drv
->nlmode
== NL80211_IFTYPE_ADHOC
) {
3295 nl80211_mark_disconnected(drv
);
3296 return nl80211_leave_ibss(drv
, 1);
3298 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
)) {
3299 struct nl_handle
*nl_connect
= NULL
;
3301 if (bss
->use_nl_connect
)
3302 nl_connect
= bss
->nl_connect
;
3303 return wpa_driver_nl80211_disconnect(drv
, reason_code
,
3306 wpa_printf(MSG_DEBUG
, "%s(addr=" MACSTR
" reason_code=%d)",
3307 __func__
, MAC2STR(addr
), reason_code
);
3308 nl80211_mark_disconnected(drv
);
3309 ret
= wpa_driver_nl80211_mlme(drv
, addr
, NL80211_CMD_DEAUTHENTICATE
,
3310 reason_code
, 0, NULL
);
3312 * For locally generated deauthenticate, supplicant already generates a
3313 * DEAUTH event, so ignore the event from NL80211.
3315 drv
->ignore_next_local_deauth
= drv_associated
&& (ret
== 0);
3321 static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data
*drv
,
3322 struct wpa_driver_auth_params
*params
)
3326 drv
->auth_freq
= params
->freq
;
3327 drv
->auth_alg
= params
->auth_alg
;
3328 drv
->auth_wep_tx_keyidx
= params
->wep_tx_keyidx
;
3329 drv
->auth_local_state_change
= params
->local_state_change
;
3330 drv
->auth_p2p
= params
->p2p
;
3333 os_memcpy(drv
->auth_bssid_
, params
->bssid
, ETH_ALEN
);
3335 os_memset(drv
->auth_bssid_
, 0, ETH_ALEN
);
3338 os_memcpy(drv
->auth_ssid
, params
->ssid
, params
->ssid_len
);
3339 drv
->auth_ssid_len
= params
->ssid_len
;
3341 drv
->auth_ssid_len
= 0;
3344 os_free(drv
->auth_ie
);
3345 drv
->auth_ie
= NULL
;
3346 drv
->auth_ie_len
= 0;
3348 drv
->auth_ie
= os_malloc(params
->ie_len
);
3350 os_memcpy(drv
->auth_ie
, params
->ie
, params
->ie_len
);
3351 drv
->auth_ie_len
= params
->ie_len
;
3355 for (i
= 0; i
< 4; i
++) {
3356 if (params
->wep_key
[i
] && params
->wep_key_len
[i
] &&
3357 params
->wep_key_len
[i
] <= 16) {
3358 os_memcpy(drv
->auth_wep_key
[i
], params
->wep_key
[i
],
3359 params
->wep_key_len
[i
]);
3360 drv
->auth_wep_key_len
[i
] = params
->wep_key_len
[i
];
3362 drv
->auth_wep_key_len
[i
] = 0;
3367 static void nl80211_unmask_11b_rates(struct i802_bss
*bss
)
3369 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3371 if (is_p2p_net_interface(drv
->nlmode
) || !drv
->disabled_11b_rates
)
3375 * Looks like we failed to unmask 11b rates previously. This could
3376 * happen, e.g., if the interface was down at the point in time when a
3377 * P2P group was terminated.
3379 wpa_printf(MSG_DEBUG
,
3380 "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
3382 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 0);
3386 static enum nl80211_auth_type
get_nl_auth_type(int wpa_auth_alg
)
3388 if (wpa_auth_alg
& WPA_AUTH_ALG_OPEN
)
3389 return NL80211_AUTHTYPE_OPEN_SYSTEM
;
3390 if (wpa_auth_alg
& WPA_AUTH_ALG_SHARED
)
3391 return NL80211_AUTHTYPE_SHARED_KEY
;
3392 if (wpa_auth_alg
& WPA_AUTH_ALG_LEAP
)
3393 return NL80211_AUTHTYPE_NETWORK_EAP
;
3394 if (wpa_auth_alg
& WPA_AUTH_ALG_FT
)
3395 return NL80211_AUTHTYPE_FT
;
3396 if (wpa_auth_alg
& WPA_AUTH_ALG_SAE
)
3397 return NL80211_AUTHTYPE_SAE
;
3398 if (wpa_auth_alg
& WPA_AUTH_ALG_FILS
)
3399 return NL80211_AUTHTYPE_FILS_SK
;
3400 if (wpa_auth_alg
& WPA_AUTH_ALG_FILS_SK_PFS
)
3401 return NL80211_AUTHTYPE_FILS_SK_PFS
;
3403 return NL80211_AUTHTYPE_MAX
;
3407 static int wpa_driver_nl80211_authenticate(
3408 struct i802_bss
*bss
, struct wpa_driver_auth_params
*params
)
3410 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3413 enum nl80211_auth_type type
;
3414 enum nl80211_iftype nlmode
;
3418 nl80211_unmask_11b_rates(bss
);
3420 is_retry
= drv
->retry_auth
;
3421 drv
->retry_auth
= 0;
3422 drv
->ignore_deauth_event
= 0;
3424 nl80211_mark_disconnected(drv
);
3425 os_memset(drv
->auth_bssid
, 0, ETH_ALEN
);
3427 os_memcpy(drv
->auth_attempt_bssid
, params
->bssid
, ETH_ALEN
);
3429 os_memset(drv
->auth_attempt_bssid
, 0, ETH_ALEN
);
3430 /* FIX: IBSS mode */
3431 nlmode
= params
->p2p
?
3432 NL80211_IFTYPE_P2P_CLIENT
: NL80211_IFTYPE_STATION
;
3433 if (drv
->nlmode
!= nlmode
&&
3434 wpa_driver_nl80211_set_mode(bss
, nlmode
) < 0)
3438 wpa_printf(MSG_DEBUG
, "nl80211: Authenticate (ifindex=%d)",
3441 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_AUTHENTICATE
);
3445 for (i
= 0; i
< 4; i
++) {
3446 if (!params
->wep_key
[i
])
3448 wpa_driver_nl80211_set_key(bss
->ifname
, bss
, WPA_ALG_WEP
,
3450 i
== params
->wep_tx_keyidx
, NULL
, 0,
3452 params
->wep_key_len
[i
]);
3453 if (params
->wep_tx_keyidx
!= i
)
3455 if (nl_add_key(msg
, WPA_ALG_WEP
, i
, 1, NULL
, 0,
3456 params
->wep_key
[i
], params
->wep_key_len
[i
]))
3460 if (params
->bssid
) {
3461 wpa_printf(MSG_DEBUG
, " * bssid=" MACSTR
,
3462 MAC2STR(params
->bssid
));
3463 if (nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
))
3467 wpa_printf(MSG_DEBUG
, " * freq=%d", params
->freq
);
3468 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
, params
->freq
))
3472 wpa_hexdump_ascii(MSG_DEBUG
, " * SSID",
3473 params
->ssid
, params
->ssid_len
);
3474 if (nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
3478 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->ie
, params
->ie_len
);
3480 nla_put(msg
, NL80211_ATTR_IE
, params
->ie_len
, params
->ie
))
3482 if (params
->auth_data
) {
3483 wpa_hexdump(MSG_DEBUG
, " * auth_data", params
->auth_data
,
3484 params
->auth_data_len
);
3485 if (nla_put(msg
, NL80211_ATTR_SAE_DATA
, params
->auth_data_len
,
3489 type
= get_nl_auth_type(params
->auth_alg
);
3490 wpa_printf(MSG_DEBUG
, " * Auth Type %d", type
);
3491 if (type
== NL80211_AUTHTYPE_MAX
||
3492 nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
, type
))
3494 if (params
->local_state_change
) {
3495 wpa_printf(MSG_DEBUG
, " * Local state change only");
3496 if (nla_put_flag(msg
, NL80211_ATTR_LOCAL_STATE_CHANGE
))
3500 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3503 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
3504 "nl80211: MLME command failed (auth): count=%d ret=%d (%s)",
3505 count
, ret
, strerror(-ret
));
3507 if ((ret
== -EALREADY
|| ret
== -EEXIST
) && count
== 1 &&
3508 params
->bssid
&& !params
->local_state_change
) {
3510 * mac80211 does not currently accept new
3511 * authentication if we are already authenticated. As a
3512 * workaround, force deauthentication and try again.
3514 wpa_printf(MSG_DEBUG
, "nl80211: Retry authentication "
3515 "after forced deauthentication");
3516 drv
->ignore_deauth_event
= 1;
3517 wpa_driver_nl80211_deauthenticate(
3519 WLAN_REASON_PREV_AUTH_NOT_VALID
);
3524 if (ret
== -ENOENT
&& params
->freq
&& !is_retry
) {
3526 * cfg80211 has likely expired the BSS entry even
3527 * though it was previously available in our internal
3528 * BSS table. To recover quickly, start a single
3529 * channel scan on the specified channel.
3531 struct wpa_driver_scan_params scan
;
3534 os_memset(&scan
, 0, sizeof(scan
));
3537 scan
.ssids
[0].ssid
= params
->ssid
;
3538 scan
.ssids
[0].ssid_len
= params
->ssid_len
;
3540 freqs
[0] = params
->freq
;
3543 wpa_printf(MSG_DEBUG
, "nl80211: Trigger single "
3544 "channel scan to refresh cfg80211 BSS "
3546 ret
= wpa_driver_nl80211_scan(bss
, &scan
);
3548 nl80211_copy_auth_params(drv
, params
);
3549 drv
->scan_for_auth
= 1;
3551 } else if (is_retry
) {
3553 * Need to indicate this with an event since the return
3554 * value from the retry is not delivered to core code.
3556 union wpa_event_data event
;
3557 wpa_printf(MSG_DEBUG
, "nl80211: Authentication retry "
3559 os_memset(&event
, 0, sizeof(event
));
3560 os_memcpy(event
.timeout_event
.addr
, drv
->auth_bssid_
,
3562 wpa_supplicant_event(drv
->ctx
, EVENT_AUTH_TIMED_OUT
,
3566 wpa_printf(MSG_DEBUG
,
3567 "nl80211: Authentication request send successfully");
3576 int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data
*drv
)
3578 struct wpa_driver_auth_params params
;
3579 struct i802_bss
*bss
= drv
->first_bss
;
3582 wpa_printf(MSG_DEBUG
, "nl80211: Try to authenticate again");
3584 os_memset(¶ms
, 0, sizeof(params
));
3585 params
.freq
= drv
->auth_freq
;
3586 params
.auth_alg
= drv
->auth_alg
;
3587 params
.wep_tx_keyidx
= drv
->auth_wep_tx_keyidx
;
3588 params
.local_state_change
= drv
->auth_local_state_change
;
3589 params
.p2p
= drv
->auth_p2p
;
3591 if (!is_zero_ether_addr(drv
->auth_bssid_
))
3592 params
.bssid
= drv
->auth_bssid_
;
3594 if (drv
->auth_ssid_len
) {
3595 params
.ssid
= drv
->auth_ssid
;
3596 params
.ssid_len
= drv
->auth_ssid_len
;
3599 params
.ie
= drv
->auth_ie
;
3600 params
.ie_len
= drv
->auth_ie_len
;
3602 for (i
= 0; i
< 4; i
++) {
3603 if (drv
->auth_wep_key_len
[i
]) {
3604 params
.wep_key
[i
] = drv
->auth_wep_key
[i
];
3605 params
.wep_key_len
[i
] = drv
->auth_wep_key_len
[i
];
3609 drv
->retry_auth
= 1;
3610 return wpa_driver_nl80211_authenticate(bss
, ¶ms
);
3614 static int wpa_driver_nl80211_send_frame(struct i802_bss
*bss
,
3615 const void *data
, size_t len
,
3616 int encrypt
, int noack
,
3617 unsigned int freq
, int no_cck
,
3618 int offchanok
, unsigned int wait_time
,
3619 const u16
*csa_offs
,
3620 size_t csa_offs_len
)
3622 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3626 if (freq
== 0 && drv
->nlmode
== NL80211_IFTYPE_ADHOC
) {
3627 freq
= nl80211_get_assoc_freq(drv
);
3628 wpa_printf(MSG_DEBUG
,
3629 "nl80211: send_frame - Use assoc_freq=%u for IBSS",
3633 wpa_printf(MSG_DEBUG
, "nl80211: send_frame - Use bss->freq=%u",
3638 if (drv
->use_monitor
) {
3639 wpa_printf(MSG_DEBUG
, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
3641 return nl80211_send_monitor(drv
, data
, len
, encrypt
, noack
);
3644 wpa_printf(MSG_DEBUG
, "nl80211: send_frame -> send_frame_cmd");
3645 res
= nl80211_send_frame_cmd(bss
, freq
, wait_time
, data
, len
,
3646 &cookie
, no_cck
, noack
, offchanok
,
3647 csa_offs
, csa_offs_len
);
3648 if (res
== 0 && !noack
) {
3649 const struct ieee80211_mgmt
*mgmt
;
3652 mgmt
= (const struct ieee80211_mgmt
*) data
;
3653 fc
= le_to_host16(mgmt
->frame_control
);
3654 if (WLAN_FC_GET_TYPE(fc
) == WLAN_FC_TYPE_MGMT
&&
3655 WLAN_FC_GET_STYPE(fc
) == WLAN_FC_STYPE_ACTION
) {
3656 wpa_printf(MSG_MSGDUMP
,
3657 "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
3658 (long long unsigned int)
3659 drv
->send_action_cookie
,
3660 (long long unsigned int) cookie
);
3661 drv
->send_action_cookie
= cookie
;
3669 static int wpa_driver_nl80211_send_mlme(struct i802_bss
*bss
, const u8
*data
,
3670 size_t data_len
, int noack
,
3671 unsigned int freq
, int no_cck
,
3673 unsigned int wait_time
,
3674 const u16
*csa_offs
,
3675 size_t csa_offs_len
)
3677 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3678 struct ieee80211_mgmt
*mgmt
;
3682 mgmt
= (struct ieee80211_mgmt
*) data
;
3683 fc
= le_to_host16(mgmt
->frame_control
);
3684 wpa_printf(MSG_DEBUG
, "nl80211: send_mlme - da= " MACSTR
3685 " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
3686 MAC2STR(mgmt
->da
), noack
, freq
, no_cck
, offchanok
, wait_time
,
3687 fc
, fc2str(fc
), drv
->nlmode
);
3689 if ((is_sta_interface(drv
->nlmode
) ||
3690 drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
) &&
3691 WLAN_FC_GET_TYPE(fc
) == WLAN_FC_TYPE_MGMT
&&
3692 WLAN_FC_GET_STYPE(fc
) == WLAN_FC_STYPE_PROBE_RESP
) {
3694 * The use of last_mgmt_freq is a bit of a hack,
3695 * but it works due to the single-threaded nature
3696 * of wpa_supplicant.
3699 wpa_printf(MSG_DEBUG
, "nl80211: Use last_mgmt_freq=%d",
3700 drv
->last_mgmt_freq
);
3701 freq
= drv
->last_mgmt_freq
;
3703 return nl80211_send_frame_cmd(bss
, freq
, 0,
3704 data
, data_len
, NULL
, 1, noack
,
3705 1, csa_offs
, csa_offs_len
);
3708 if (drv
->device_ap_sme
&& is_ap_interface(drv
->nlmode
)) {
3710 wpa_printf(MSG_DEBUG
, "nl80211: Use bss->freq=%d",
3714 return nl80211_send_frame_cmd(bss
, freq
,
3715 (int) freq
== bss
->freq
? 0 :
3718 &drv
->send_action_cookie
,
3719 no_cck
, noack
, offchanok
,
3720 csa_offs
, csa_offs_len
);
3723 if (WLAN_FC_GET_TYPE(fc
) == WLAN_FC_TYPE_MGMT
&&
3724 WLAN_FC_GET_STYPE(fc
) == WLAN_FC_STYPE_AUTH
) {
3726 * Only one of the authentication frame types is encrypted.
3727 * In order for static WEP encryption to work properly (i.e.,
3728 * to not encrypt the frame), we need to tell mac80211 about
3729 * the frames that must not be encrypted.
3731 u16 auth_alg
= le_to_host16(mgmt
->u
.auth
.auth_alg
);
3732 u16 auth_trans
= le_to_host16(mgmt
->u
.auth
.auth_transaction
);
3733 if (auth_alg
!= WLAN_AUTH_SHARED_KEY
|| auth_trans
!= 3)
3737 wpa_printf(MSG_DEBUG
, "nl80211: send_mlme -> send_frame");
3738 return wpa_driver_nl80211_send_frame(bss
, data
, data_len
, encrypt
,
3739 noack
, freq
, no_cck
, offchanok
,
3740 wait_time
, csa_offs
,
3745 static int nl80211_put_basic_rates(struct nl_msg
*msg
, const int *basic_rates
)
3747 u8 rates
[NL80211_MAX_SUPP_RATES
];
3754 for (i
= 0; i
< NL80211_MAX_SUPP_RATES
&& basic_rates
[i
] >= 0; i
++)
3755 rates
[rates_len
++] = basic_rates
[i
] / 5;
3757 return nla_put(msg
, NL80211_ATTR_BSS_BASIC_RATES
, rates_len
, rates
);
3761 static int nl80211_set_bss(struct i802_bss
*bss
, int cts
, int preamble
,
3762 int slot
, int ht_opmode
, int ap_isolate
,
3763 const int *basic_rates
)
3765 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3768 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_BSS
)) ||
3770 nla_put_u8(msg
, NL80211_ATTR_BSS_CTS_PROT
, cts
)) ||
3772 nla_put_u8(msg
, NL80211_ATTR_BSS_SHORT_PREAMBLE
, preamble
)) ||
3774 nla_put_u8(msg
, NL80211_ATTR_BSS_SHORT_SLOT_TIME
, slot
)) ||
3776 nla_put_u16(msg
, NL80211_ATTR_BSS_HT_OPMODE
, ht_opmode
)) ||
3778 nla_put_u8(msg
, NL80211_ATTR_AP_ISOLATE
, ap_isolate
)) ||
3779 nl80211_put_basic_rates(msg
, basic_rates
)) {
3784 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3788 static int wpa_driver_nl80211_set_acl(void *priv
,
3789 struct hostapd_acl_params
*params
)
3791 struct i802_bss
*bss
= priv
;
3792 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3798 if (!(drv
->capa
.max_acl_mac_addrs
))
3801 if (params
->num_mac_acl
> drv
->capa
.max_acl_mac_addrs
)
3804 wpa_printf(MSG_DEBUG
, "nl80211: Set %s ACL (num_mac_acl=%u)",
3805 params
->acl_policy
? "Accept" : "Deny", params
->num_mac_acl
);
3807 acl
= nlmsg_alloc();
3810 for (i
= 0; i
< params
->num_mac_acl
; i
++) {
3811 if (nla_put(acl
, i
+ 1, ETH_ALEN
, params
->mac_acl
[i
].addr
)) {
3817 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_MAC_ACL
)) ||
3818 nla_put_u32(msg
, NL80211_ATTR_ACL_POLICY
, params
->acl_policy
?
3819 NL80211_ACL_POLICY_DENY_UNLESS_LISTED
:
3820 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED
) ||
3821 nla_put_nested(msg
, NL80211_ATTR_MAC_ADDRS
, acl
)) {
3828 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3830 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set MAC ACL: %d (%s)",
3831 ret
, strerror(-ret
));
3838 static int nl80211_put_beacon_int(struct nl_msg
*msg
, int beacon_int
)
3840 if (beacon_int
> 0) {
3841 wpa_printf(MSG_DEBUG
, " * beacon_int=%d", beacon_int
);
3842 return nla_put_u32(msg
, NL80211_ATTR_BEACON_INTERVAL
,
3850 static int nl80211_put_dtim_period(struct nl_msg
*msg
, int dtim_period
)
3852 if (dtim_period
> 0) {
3853 wpa_printf(MSG_DEBUG
, " * dtim_period=%d", dtim_period
);
3854 return nla_put_u32(msg
, NL80211_ATTR_DTIM_PERIOD
, dtim_period
);
3862 static int nl80211_set_mesh_config(void *priv
,
3863 struct wpa_driver_mesh_bss_params
*params
)
3865 struct i802_bss
*bss
= priv
;
3866 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3870 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_MESH_CONFIG
);
3874 ret
= nl80211_put_mesh_config(msg
, params
);
3880 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3882 wpa_printf(MSG_ERROR
,
3883 "nl80211: Mesh config set failed: %d (%s)",
3884 ret
, strerror(-ret
));
3889 #endif /* CONFIG_MESH */
3892 static int nl80211_put_beacon_rate(struct nl_msg
*msg
, const u64 flags
,
3893 struct wpa_driver_ap_params
*params
)
3895 struct nlattr
*bands
, *band
;
3896 struct nl80211_txrate_vht vht_rate
;
3898 if (!params
->freq
||
3899 (params
->beacon_rate
== 0 &&
3900 params
->rate_type
== BEACON_RATE_LEGACY
))
3903 bands
= nla_nest_start(msg
, NL80211_ATTR_TX_RATES
);
3907 switch (params
->freq
->mode
) {
3908 case HOSTAPD_MODE_IEEE80211B
:
3909 case HOSTAPD_MODE_IEEE80211G
:
3910 band
= nla_nest_start(msg
, NL80211_BAND_2GHZ
);
3912 case HOSTAPD_MODE_IEEE80211A
:
3913 band
= nla_nest_start(msg
, NL80211_BAND_5GHZ
);
3915 case HOSTAPD_MODE_IEEE80211AD
:
3916 band
= nla_nest_start(msg
, NL80211_BAND_60GHZ
);
3925 os_memset(&vht_rate
, 0, sizeof(vht_rate
));
3927 switch (params
->rate_type
) {
3928 case BEACON_RATE_LEGACY
:
3929 if (!(flags
& WPA_DRIVER_FLAGS_BEACON_RATE_LEGACY
)) {
3930 wpa_printf(MSG_INFO
,
3931 "nl80211: Driver does not support setting Beacon frame rate (legacy)");
3935 if (nla_put_u8(msg
, NL80211_TXRATE_LEGACY
,
3936 (u8
) params
->beacon_rate
/ 5) ||
3937 nla_put(msg
, NL80211_TXRATE_HT
, 0, NULL
) ||
3938 (params
->freq
->vht_enabled
&&
3939 nla_put(msg
, NL80211_TXRATE_VHT
, sizeof(vht_rate
),
3943 wpa_printf(MSG_DEBUG
, " * beacon_rate = legacy:%u (* 100 kbps)",
3944 params
->beacon_rate
);
3946 case BEACON_RATE_HT
:
3947 if (!(flags
& WPA_DRIVER_FLAGS_BEACON_RATE_HT
)) {
3948 wpa_printf(MSG_INFO
,
3949 "nl80211: Driver does not support setting Beacon frame rate (HT)");
3952 if (nla_put(msg
, NL80211_TXRATE_LEGACY
, 0, NULL
) ||
3953 nla_put_u8(msg
, NL80211_TXRATE_HT
, params
->beacon_rate
) ||
3954 (params
->freq
->vht_enabled
&&
3955 nla_put(msg
, NL80211_TXRATE_VHT
, sizeof(vht_rate
),
3958 wpa_printf(MSG_DEBUG
, " * beacon_rate = HT-MCS %u",
3959 params
->beacon_rate
);
3961 case BEACON_RATE_VHT
:
3962 if (!(flags
& WPA_DRIVER_FLAGS_BEACON_RATE_VHT
)) {
3963 wpa_printf(MSG_INFO
,
3964 "nl80211: Driver does not support setting Beacon frame rate (VHT)");
3967 vht_rate
.mcs
[0] = BIT(params
->beacon_rate
);
3968 if (nla_put(msg
, NL80211_TXRATE_LEGACY
, 0, NULL
))
3970 if (nla_put(msg
, NL80211_TXRATE_HT
, 0, NULL
))
3972 if (nla_put(msg
, NL80211_TXRATE_VHT
, sizeof(vht_rate
),
3975 wpa_printf(MSG_DEBUG
, " * beacon_rate = VHT-MCS %u",
3976 params
->beacon_rate
);
3980 nla_nest_end(msg
, band
);
3981 nla_nest_end(msg
, bands
);
3987 static int nl80211_set_multicast_to_unicast(struct i802_bss
*bss
,
3988 int multicast_to_unicast
)
3990 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3994 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_MULTICAST_TO_UNICAST
);
3996 (multicast_to_unicast
&&
3997 nla_put_flag(msg
, NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED
))) {
3998 wpa_printf(MSG_ERROR
,
3999 "nl80211: Failed to build NL80211_CMD_SET_MULTICAST_TO_UNICAST msg for %s",
4005 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4009 wpa_printf(MSG_DEBUG
,
4010 "nl80211: multicast to unicast %s on interface %s",
4011 multicast_to_unicast
? "enabled" : "disabled",
4015 if (!multicast_to_unicast
)
4017 wpa_printf(MSG_INFO
,
4018 "nl80211: multicast to unicast not supported on interface %s",
4022 wpa_printf(MSG_ERROR
,
4023 "nl80211: %s multicast to unicast failed with %d (%s) on interface %s",
4024 multicast_to_unicast
? "enabling" : "disabling",
4025 ret
, strerror(-ret
), bss
->ifname
);
4033 static int wpa_driver_nl80211_set_ap(void *priv
,
4034 struct wpa_driver_ap_params
*params
)
4036 struct i802_bss
*bss
= priv
;
4037 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4039 u8 cmd
= NL80211_CMD_NEW_BEACON
;
4044 u32 suites
[10], suite
;
4047 struct wpa_driver_mesh_bss_params mesh_params
;
4048 #endif /* CONFIG_MESH */
4050 beacon_set
= params
->reenable
? 0 : bss
->beacon_set
;
4052 wpa_printf(MSG_DEBUG
, "nl80211: Set beacon (beacon_set=%d)",
4055 cmd
= NL80211_CMD_SET_BEACON
;
4056 else if (!drv
->device_ap_sme
&& !drv
->use_monitor
&&
4057 !nl80211_get_wiphy_data_ap(bss
))
4060 wpa_hexdump(MSG_DEBUG
, "nl80211: Beacon head",
4061 params
->head
, params
->head_len
);
4062 wpa_hexdump(MSG_DEBUG
, "nl80211: Beacon tail",
4063 params
->tail
, params
->tail_len
);
4064 wpa_printf(MSG_DEBUG
, "nl80211: ifindex=%d", bss
->ifindex
);
4065 wpa_printf(MSG_DEBUG
, "nl80211: beacon_int=%d", params
->beacon_int
);
4066 wpa_printf(MSG_DEBUG
, "nl80211: beacon_rate=%u", params
->beacon_rate
);
4067 wpa_printf(MSG_DEBUG
, "nl80211: rate_type=%d", params
->rate_type
);
4068 wpa_printf(MSG_DEBUG
, "nl80211: dtim_period=%d", params
->dtim_period
);
4069 wpa_hexdump_ascii(MSG_DEBUG
, "nl80211: ssid",
4070 params
->ssid
, params
->ssid_len
);
4071 if (!(msg
= nl80211_bss_msg(bss
, 0, cmd
)) ||
4072 nla_put(msg
, NL80211_ATTR_BEACON_HEAD
, params
->head_len
,
4074 nla_put(msg
, NL80211_ATTR_BEACON_TAIL
, params
->tail_len
,
4076 nl80211_put_beacon_int(msg
, params
->beacon_int
) ||
4077 nl80211_put_beacon_rate(msg
, drv
->capa
.flags
, params
) ||
4078 nl80211_put_dtim_period(msg
, params
->dtim_period
) ||
4079 nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
, params
->ssid
))
4081 if (params
->proberesp
&& params
->proberesp_len
) {
4082 wpa_hexdump(MSG_DEBUG
, "nl80211: proberesp (offload)",
4083 params
->proberesp
, params
->proberesp_len
);
4084 if (nla_put(msg
, NL80211_ATTR_PROBE_RESP
, params
->proberesp_len
,
4088 switch (params
->hide_ssid
) {
4089 case NO_SSID_HIDING
:
4090 wpa_printf(MSG_DEBUG
, "nl80211: hidden SSID not in use");
4091 if (nla_put_u32(msg
, NL80211_ATTR_HIDDEN_SSID
,
4092 NL80211_HIDDEN_SSID_NOT_IN_USE
))
4095 case HIDDEN_SSID_ZERO_LEN
:
4096 wpa_printf(MSG_DEBUG
, "nl80211: hidden SSID zero len");
4097 if (nla_put_u32(msg
, NL80211_ATTR_HIDDEN_SSID
,
4098 NL80211_HIDDEN_SSID_ZERO_LEN
))
4101 case HIDDEN_SSID_ZERO_CONTENTS
:
4102 wpa_printf(MSG_DEBUG
, "nl80211: hidden SSID zero contents");
4103 if (nla_put_u32(msg
, NL80211_ATTR_HIDDEN_SSID
,
4104 NL80211_HIDDEN_SSID_ZERO_CONTENTS
))
4108 wpa_printf(MSG_DEBUG
, "nl80211: privacy=%d", params
->privacy
);
4109 if (params
->privacy
&&
4110 nla_put_flag(msg
, NL80211_ATTR_PRIVACY
))
4112 wpa_printf(MSG_DEBUG
, "nl80211: auth_algs=0x%x", params
->auth_algs
);
4113 if ((params
->auth_algs
& (WPA_AUTH_ALG_OPEN
| WPA_AUTH_ALG_SHARED
)) ==
4114 (WPA_AUTH_ALG_OPEN
| WPA_AUTH_ALG_SHARED
)) {
4115 /* Leave out the attribute */
4116 } else if (params
->auth_algs
& WPA_AUTH_ALG_SHARED
) {
4117 if (nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
,
4118 NL80211_AUTHTYPE_SHARED_KEY
))
4121 if (nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
,
4122 NL80211_AUTHTYPE_OPEN_SYSTEM
))
4126 wpa_printf(MSG_DEBUG
, "nl80211: wpa_version=0x%x", params
->wpa_version
);
4128 if (params
->wpa_version
& WPA_PROTO_WPA
)
4129 ver
|= NL80211_WPA_VERSION_1
;
4130 if (params
->wpa_version
& WPA_PROTO_RSN
)
4131 ver
|= NL80211_WPA_VERSION_2
;
4133 nla_put_u32(msg
, NL80211_ATTR_WPA_VERSIONS
, ver
))
4136 wpa_printf(MSG_DEBUG
, "nl80211: key_mgmt_suites=0x%x",
4137 params
->key_mgmt_suites
);
4139 if (params
->key_mgmt_suites
& WPA_KEY_MGMT_IEEE8021X
)
4140 suites
[num_suites
++] = RSN_AUTH_KEY_MGMT_UNSPEC_802_1X
;
4141 if (params
->key_mgmt_suites
& WPA_KEY_MGMT_PSK
)
4142 suites
[num_suites
++] = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X
;
4144 nla_put(msg
, NL80211_ATTR_AKM_SUITES
, num_suites
* sizeof(u32
),
4148 if (params
->key_mgmt_suites
& WPA_KEY_MGMT_IEEE8021X_NO_WPA
&&
4149 (!params
->pairwise_ciphers
||
4150 params
->pairwise_ciphers
& (WPA_CIPHER_WEP104
| WPA_CIPHER_WEP40
)) &&
4151 (nla_put_u16(msg
, NL80211_ATTR_CONTROL_PORT_ETHERTYPE
, ETH_P_PAE
) ||
4152 nla_put_flag(msg
, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT
)))
4155 wpa_printf(MSG_DEBUG
, "nl80211: pairwise_ciphers=0x%x",
4156 params
->pairwise_ciphers
);
4157 num_suites
= wpa_cipher_to_cipher_suites(params
->pairwise_ciphers
,
4158 suites
, ARRAY_SIZE(suites
));
4160 nla_put(msg
, NL80211_ATTR_CIPHER_SUITES_PAIRWISE
,
4161 num_suites
* sizeof(u32
), suites
))
4164 wpa_printf(MSG_DEBUG
, "nl80211: group_cipher=0x%x",
4165 params
->group_cipher
);
4166 suite
= wpa_cipher_to_cipher_suite(params
->group_cipher
);
4168 nla_put_u32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
, suite
))
4171 if (params
->ht_opmode
!= -1) {
4172 switch (params
->smps_mode
) {
4173 case HT_CAP_INFO_SMPS_DYNAMIC
:
4174 wpa_printf(MSG_DEBUG
, "nl80211: SMPS mode - dynamic");
4175 smps_mode
= NL80211_SMPS_DYNAMIC
;
4177 case HT_CAP_INFO_SMPS_STATIC
:
4178 wpa_printf(MSG_DEBUG
, "nl80211: SMPS mode - static");
4179 smps_mode
= NL80211_SMPS_STATIC
;
4182 /* invalid - fallback to smps off */
4183 case HT_CAP_INFO_SMPS_DISABLED
:
4184 wpa_printf(MSG_DEBUG
, "nl80211: SMPS mode - off");
4185 smps_mode
= NL80211_SMPS_OFF
;
4188 if (nla_put_u8(msg
, NL80211_ATTR_SMPS_MODE
, smps_mode
))
4192 if (params
->beacon_ies
) {
4193 wpa_hexdump_buf(MSG_DEBUG
, "nl80211: beacon_ies",
4194 params
->beacon_ies
);
4195 if (nla_put(msg
, NL80211_ATTR_IE
,
4196 wpabuf_len(params
->beacon_ies
),
4197 wpabuf_head(params
->beacon_ies
)))
4200 if (params
->proberesp_ies
) {
4201 wpa_hexdump_buf(MSG_DEBUG
, "nl80211: proberesp_ies",
4202 params
->proberesp_ies
);
4203 if (nla_put(msg
, NL80211_ATTR_IE_PROBE_RESP
,
4204 wpabuf_len(params
->proberesp_ies
),
4205 wpabuf_head(params
->proberesp_ies
)))
4208 if (params
->assocresp_ies
) {
4209 wpa_hexdump_buf(MSG_DEBUG
, "nl80211: assocresp_ies",
4210 params
->assocresp_ies
);
4211 if (nla_put(msg
, NL80211_ATTR_IE_ASSOC_RESP
,
4212 wpabuf_len(params
->assocresp_ies
),
4213 wpabuf_head(params
->assocresp_ies
)))
4217 if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_INACTIVITY_TIMER
) {
4218 wpa_printf(MSG_DEBUG
, "nl80211: ap_max_inactivity=%d",
4219 params
->ap_max_inactivity
);
4220 if (nla_put_u16(msg
, NL80211_ATTR_INACTIVITY_TIMEOUT
,
4221 params
->ap_max_inactivity
))
4226 if (params
->p2p_go_ctwindow
> 0) {
4227 if (drv
->p2p_go_ctwindow_supported
) {
4228 wpa_printf(MSG_DEBUG
, "nl80211: P2P GO ctwindow=%d",
4229 params
->p2p_go_ctwindow
);
4230 if (nla_put_u8(msg
, NL80211_ATTR_P2P_CTWINDOW
,
4231 params
->p2p_go_ctwindow
))
4234 wpa_printf(MSG_INFO
,
4235 "nl80211: Driver does not support CTWindow configuration - ignore this parameter");
4238 #endif /* CONFIG_P2P */
4241 wpa_printf(MSG_DEBUG
, "nl80211: PBSS");
4242 if (nla_put_flag(msg
, NL80211_ATTR_PBSS
))
4246 if (params
->ftm_responder
) {
4249 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_FTM_RESPONDER
)) {
4254 ftm
= nla_nest_start(msg
, NL80211_ATTR_FTM_RESPONDER
);
4256 nla_put_flag(msg
, NL80211_FTM_RESP_ATTR_ENABLED
) ||
4258 nla_put(msg
, NL80211_FTM_RESP_ATTR_LCI
,
4259 wpabuf_len(params
->lci
),
4260 wpabuf_head(params
->lci
))) ||
4262 nla_put(msg
, NL80211_FTM_RESP_ATTR_CIVICLOC
,
4263 wpabuf_len(params
->civic
),
4264 wpabuf_head(params
->civic
))))
4266 nla_nest_end(msg
, ftm
);
4269 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4271 wpa_printf(MSG_DEBUG
, "nl80211: Beacon set failed: %d (%s)",
4272 ret
, strerror(-ret
));
4274 bss
->beacon_set
= 1;
4275 nl80211_set_bss(bss
, params
->cts_protect
, params
->preamble
,
4276 params
->short_slot_time
, params
->ht_opmode
,
4277 params
->isolate
, params
->basic_rates
);
4278 nl80211_set_multicast_to_unicast(bss
,
4279 params
->multicast_to_unicast
);
4280 if (beacon_set
&& params
->freq
&&
4281 params
->freq
->bandwidth
!= bss
->bandwidth
) {
4282 wpa_printf(MSG_DEBUG
,
4283 "nl80211: Update BSS %s bandwidth: %d -> %d",
4284 bss
->ifname
, bss
->bandwidth
,
4285 params
->freq
->bandwidth
);
4286 ret
= nl80211_set_channel(bss
, params
->freq
, 1);
4288 wpa_printf(MSG_DEBUG
,
4289 "nl80211: Frequency set failed: %d (%s)",
4290 ret
, strerror(-ret
));
4292 wpa_printf(MSG_DEBUG
,
4293 "nl80211: Frequency set succeeded for ht2040 coex");
4294 bss
->bandwidth
= params
->freq
->bandwidth
;
4296 } else if (!beacon_set
&& params
->freq
) {
4298 * cfg80211 updates the driver on frequence change in AP
4299 * mode only at the point when beaconing is started, so
4300 * set the initial value here.
4302 bss
->bandwidth
= params
->freq
->bandwidth
;
4307 if (is_mesh_interface(drv
->nlmode
) && params
->ht_opmode
!= -1) {
4308 os_memset(&mesh_params
, 0, sizeof(mesh_params
));
4309 mesh_params
.flags
|= WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE
;
4310 mesh_params
.ht_opmode
= params
->ht_opmode
;
4311 ret
= nl80211_set_mesh_config(priv
, &mesh_params
);
4315 #endif /* CONFIG_MESH */
4324 static int nl80211_put_freq_params(struct nl_msg
*msg
,
4325 const struct hostapd_freq_params
*freq
)
4327 wpa_printf(MSG_DEBUG
, " * freq=%d", freq
->freq
);
4328 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
->freq
))
4331 wpa_printf(MSG_DEBUG
, " * vht_enabled=%d", freq
->vht_enabled
);
4332 wpa_printf(MSG_DEBUG
, " * ht_enabled=%d", freq
->ht_enabled
);
4334 if (freq
->vht_enabled
) {
4335 enum nl80211_chan_width cw
;
4337 wpa_printf(MSG_DEBUG
, " * bandwidth=%d", freq
->bandwidth
);
4338 switch (freq
->bandwidth
) {
4340 cw
= NL80211_CHAN_WIDTH_20
;
4343 cw
= NL80211_CHAN_WIDTH_40
;
4346 if (freq
->center_freq2
)
4347 cw
= NL80211_CHAN_WIDTH_80P80
;
4349 cw
= NL80211_CHAN_WIDTH_80
;
4352 cw
= NL80211_CHAN_WIDTH_160
;
4358 wpa_printf(MSG_DEBUG
, " * channel_width=%d", cw
);
4359 wpa_printf(MSG_DEBUG
, " * center_freq1=%d",
4360 freq
->center_freq1
);
4361 wpa_printf(MSG_DEBUG
, " * center_freq2=%d",
4362 freq
->center_freq2
);
4363 if (nla_put_u32(msg
, NL80211_ATTR_CHANNEL_WIDTH
, cw
) ||
4364 nla_put_u32(msg
, NL80211_ATTR_CENTER_FREQ1
,
4365 freq
->center_freq1
) ||
4366 (freq
->center_freq2
&&
4367 nla_put_u32(msg
, NL80211_ATTR_CENTER_FREQ2
,
4368 freq
->center_freq2
)))
4370 } else if (freq
->ht_enabled
) {
4371 enum nl80211_channel_type ct
;
4373 wpa_printf(MSG_DEBUG
, " * sec_channel_offset=%d",
4374 freq
->sec_channel_offset
);
4375 switch (freq
->sec_channel_offset
) {
4377 ct
= NL80211_CHAN_HT40MINUS
;
4380 ct
= NL80211_CHAN_HT40PLUS
;
4383 ct
= NL80211_CHAN_HT20
;
4387 wpa_printf(MSG_DEBUG
, " * channel_type=%d", ct
);
4388 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_CHANNEL_TYPE
, ct
))
4391 wpa_printf(MSG_DEBUG
, " * channel_type=%d",
4392 NL80211_CHAN_NO_HT
);
4393 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_CHANNEL_TYPE
,
4394 NL80211_CHAN_NO_HT
))
4401 static int nl80211_set_channel(struct i802_bss
*bss
,
4402 struct hostapd_freq_params
*freq
, int set_chan
)
4404 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4408 wpa_printf(MSG_DEBUG
,
4409 "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
4410 freq
->freq
, freq
->ht_enabled
, freq
->vht_enabled
,
4411 freq
->bandwidth
, freq
->center_freq1
, freq
->center_freq2
);
4413 msg
= nl80211_drv_msg(drv
, 0, set_chan
? NL80211_CMD_SET_CHANNEL
:
4414 NL80211_CMD_SET_WIPHY
);
4415 if (!msg
|| nl80211_put_freq_params(msg
, freq
) < 0) {
4420 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4422 bss
->freq
= freq
->freq
;
4425 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set channel (freq=%d): "
4426 "%d (%s)", freq
->freq
, ret
, strerror(-ret
));
4431 static u32
sta_flags_nl80211(int flags
)
4435 if (flags
& WPA_STA_AUTHORIZED
)
4436 f
|= BIT(NL80211_STA_FLAG_AUTHORIZED
);
4437 if (flags
& WPA_STA_WMM
)
4438 f
|= BIT(NL80211_STA_FLAG_WME
);
4439 if (flags
& WPA_STA_SHORT_PREAMBLE
)
4440 f
|= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE
);
4441 if (flags
& WPA_STA_MFP
)
4442 f
|= BIT(NL80211_STA_FLAG_MFP
);
4443 if (flags
& WPA_STA_TDLS_PEER
)
4444 f
|= BIT(NL80211_STA_FLAG_TDLS_PEER
);
4445 if (flags
& WPA_STA_AUTHENTICATED
)
4446 f
|= BIT(NL80211_STA_FLAG_AUTHENTICATED
);
4447 if (flags
& WPA_STA_ASSOCIATED
)
4448 f
|= BIT(NL80211_STA_FLAG_ASSOCIATED
);
4455 static u32
sta_plink_state_nl80211(enum mesh_plink_state state
)
4459 return NL80211_PLINK_LISTEN
;
4461 return NL80211_PLINK_OPN_SNT
;
4462 case PLINK_OPN_RCVD
:
4463 return NL80211_PLINK_OPN_RCVD
;
4464 case PLINK_CNF_RCVD
:
4465 return NL80211_PLINK_CNF_RCVD
;
4467 return NL80211_PLINK_ESTAB
;
4469 return NL80211_PLINK_HOLDING
;
4471 return NL80211_PLINK_BLOCKED
;
4473 wpa_printf(MSG_ERROR
, "nl80211: Invalid mesh plink state %d",
4478 #endif /* CONFIG_MESH */
4481 static int wpa_driver_nl80211_sta_add(void *priv
,
4482 struct hostapd_sta_add_params
*params
)
4484 struct i802_bss
*bss
= priv
;
4485 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4487 struct nl80211_sta_flag_update upd
;
4490 if ((params
->flags
& WPA_STA_TDLS_PEER
) &&
4491 !(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
))
4494 wpa_printf(MSG_DEBUG
, "nl80211: %s STA " MACSTR
,
4495 params
->set
? "Set" : "Add", MAC2STR(params
->addr
));
4496 msg
= nl80211_bss_msg(bss
, 0, params
->set
? NL80211_CMD_SET_STATION
:
4497 NL80211_CMD_NEW_STATION
);
4498 if (!msg
|| nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->addr
))
4502 * Set the below properties only in one of the following cases:
4503 * 1. New station is added, already associated.
4504 * 2. Set WPA_STA_TDLS_PEER station.
4505 * 3. Set an already added unassociated station, if driver supports
4506 * full AP client state. (Set these properties after station became
4507 * associated will be rejected by the driver).
4509 if (!params
->set
|| (params
->flags
& WPA_STA_TDLS_PEER
) ||
4510 (params
->set
&& FULL_AP_CLIENT_STATE_SUPP(drv
->capa
.flags
) &&
4511 (params
->flags
& WPA_STA_ASSOCIATED
))) {
4512 wpa_hexdump(MSG_DEBUG
, " * supported rates",
4513 params
->supp_rates
, params
->supp_rates_len
);
4514 wpa_printf(MSG_DEBUG
, " * capability=0x%x",
4515 params
->capability
);
4516 if (nla_put(msg
, NL80211_ATTR_STA_SUPPORTED_RATES
,
4517 params
->supp_rates_len
, params
->supp_rates
) ||
4518 nla_put_u16(msg
, NL80211_ATTR_STA_CAPABILITY
,
4519 params
->capability
))
4522 if (params
->ht_capabilities
) {
4523 wpa_hexdump(MSG_DEBUG
, " * ht_capabilities",
4524 (u8
*) params
->ht_capabilities
,
4525 sizeof(*params
->ht_capabilities
));
4526 if (nla_put(msg
, NL80211_ATTR_HT_CAPABILITY
,
4527 sizeof(*params
->ht_capabilities
),
4528 params
->ht_capabilities
))
4532 if (params
->vht_capabilities
) {
4533 wpa_hexdump(MSG_DEBUG
, " * vht_capabilities",
4534 (u8
*) params
->vht_capabilities
,
4535 sizeof(*params
->vht_capabilities
));
4536 if (nla_put(msg
, NL80211_ATTR_VHT_CAPABILITY
,
4537 sizeof(*params
->vht_capabilities
),
4538 params
->vht_capabilities
))
4542 if (params
->ext_capab
) {
4543 wpa_hexdump(MSG_DEBUG
, " * ext_capab",
4544 params
->ext_capab
, params
->ext_capab_len
);
4545 if (nla_put(msg
, NL80211_ATTR_STA_EXT_CAPABILITY
,
4546 params
->ext_capab_len
, params
->ext_capab
))
4550 if (is_ap_interface(drv
->nlmode
) &&
4551 nla_put_u8(msg
, NL80211_ATTR_STA_SUPPORT_P2P_PS
,
4552 params
->support_p2p_ps
?
4553 NL80211_P2P_PS_SUPPORTED
:
4554 NL80211_P2P_PS_UNSUPPORTED
))
4559 wpa_printf(MSG_DEBUG
, " * aid=%u", params
->aid
);
4560 if (nla_put_u16(msg
, NL80211_ATTR_STA_AID
, params
->aid
))
4564 * cfg80211 validates that AID is non-zero, so we have
4565 * to make this a non-zero value for the TDLS case where
4566 * a dummy STA entry is used for now and for a station
4567 * that is still not associated.
4569 wpa_printf(MSG_DEBUG
, " * aid=1 (%s workaround)",
4570 (params
->flags
& WPA_STA_TDLS_PEER
) ?
4571 "TDLS" : "UNASSOC_STA");
4572 if (nla_put_u16(msg
, NL80211_ATTR_STA_AID
, 1))
4575 wpa_printf(MSG_DEBUG
, " * listen_interval=%u",
4576 params
->listen_interval
);
4577 if (nla_put_u16(msg
, NL80211_ATTR_STA_LISTEN_INTERVAL
,
4578 params
->listen_interval
))
4580 } else if (params
->aid
&& (params
->flags
& WPA_STA_TDLS_PEER
)) {
4581 wpa_printf(MSG_DEBUG
, " * peer_aid=%u", params
->aid
);
4582 if (nla_put_u16(msg
, NL80211_ATTR_PEER_AID
, params
->aid
))
4584 } else if (FULL_AP_CLIENT_STATE_SUPP(drv
->capa
.flags
) &&
4585 (params
->flags
& WPA_STA_ASSOCIATED
)) {
4586 wpa_printf(MSG_DEBUG
, " * aid=%u", params
->aid
);
4587 wpa_printf(MSG_DEBUG
, " * listen_interval=%u",
4588 params
->listen_interval
);
4589 if (nla_put_u16(msg
, NL80211_ATTR_STA_AID
, params
->aid
) ||
4590 nla_put_u16(msg
, NL80211_ATTR_STA_LISTEN_INTERVAL
,
4591 params
->listen_interval
))
4595 if (params
->vht_opmode_enabled
) {
4596 wpa_printf(MSG_DEBUG
, " * opmode=%u", params
->vht_opmode
);
4597 if (nla_put_u8(msg
, NL80211_ATTR_OPMODE_NOTIF
,
4598 params
->vht_opmode
))
4602 if (params
->supp_channels
) {
4603 wpa_hexdump(MSG_DEBUG
, " * supported channels",
4604 params
->supp_channels
, params
->supp_channels_len
);
4605 if (nla_put(msg
, NL80211_ATTR_STA_SUPPORTED_CHANNELS
,
4606 params
->supp_channels_len
, params
->supp_channels
))
4610 if (params
->supp_oper_classes
) {
4611 wpa_hexdump(MSG_DEBUG
, " * supported operating classes",
4612 params
->supp_oper_classes
,
4613 params
->supp_oper_classes_len
);
4614 if (nla_put(msg
, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES
,
4615 params
->supp_oper_classes_len
,
4616 params
->supp_oper_classes
))
4620 os_memset(&upd
, 0, sizeof(upd
));
4621 upd
.set
= sta_flags_nl80211(params
->flags
);
4622 upd
.mask
= upd
.set
| sta_flags_nl80211(params
->flags_mask
);
4625 * If the driver doesn't support full AP client state, ignore ASSOC/AUTH
4626 * flags, as nl80211 driver moves a new station, by default, into
4629 * On the other hand, if the driver supports that feature and the
4630 * station is added in unauthenticated state, set the
4631 * authenticated/associated bits in the mask to prevent moving this
4632 * station to associated state before it is actually associated.
4634 * This is irrelevant for mesh mode where the station is added to the
4635 * driver as authenticated already, and ASSOCIATED isn't part of the
4638 if (!is_mesh_interface(drv
->nlmode
)) {
4639 if (!FULL_AP_CLIENT_STATE_SUPP(drv
->capa
.flags
)) {
4640 wpa_printf(MSG_DEBUG
,
4641 "nl80211: Ignore ASSOC/AUTH flags since driver doesn't support full AP client state");
4642 upd
.mask
&= ~(BIT(NL80211_STA_FLAG_ASSOCIATED
) |
4643 BIT(NL80211_STA_FLAG_AUTHENTICATED
));
4644 } else if (!params
->set
&&
4645 !(params
->flags
& WPA_STA_TDLS_PEER
)) {
4646 if (!(params
->flags
& WPA_STA_AUTHENTICATED
))
4647 upd
.mask
|= BIT(NL80211_STA_FLAG_AUTHENTICATED
);
4648 if (!(params
->flags
& WPA_STA_ASSOCIATED
))
4649 upd
.mask
|= BIT(NL80211_STA_FLAG_ASSOCIATED
);
4653 if (params
->plink_state
== PLINK_ESTAB
&& params
->peer_aid
) {
4654 ret
= nla_put_u16(msg
, NL80211_ATTR_MESH_PEER_AID
,
4659 #endif /* CONFIG_MESH */
4662 wpa_printf(MSG_DEBUG
, " * flags set=0x%x mask=0x%x",
4664 if (nla_put(msg
, NL80211_ATTR_STA_FLAGS2
, sizeof(upd
), &upd
))
4668 if (params
->plink_state
&&
4669 nla_put_u8(msg
, NL80211_ATTR_STA_PLINK_STATE
,
4670 sta_plink_state_nl80211(params
->plink_state
)))
4672 #endif /* CONFIG_MESH */
4674 if (params
->flags
& WPA_STA_WMM
) {
4675 struct nlattr
*wme
= nla_nest_start(msg
, NL80211_ATTR_STA_WME
);
4677 wpa_printf(MSG_DEBUG
, " * qosinfo=0x%x", params
->qosinfo
);
4679 nla_put_u8(msg
, NL80211_STA_WME_UAPSD_QUEUES
,
4680 params
->qosinfo
& WMM_QOSINFO_STA_AC_MASK
) ||
4681 nla_put_u8(msg
, NL80211_STA_WME_MAX_SP
,
4682 (params
->qosinfo
>> WMM_QOSINFO_STA_SP_SHIFT
) &
4683 WMM_QOSINFO_STA_SP_MASK
))
4685 nla_nest_end(msg
, wme
);
4688 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4691 wpa_printf(MSG_DEBUG
, "nl80211: NL80211_CMD_%s_STATION "
4692 "result: %d (%s)", params
->set
? "SET" : "NEW", ret
,
4702 static void rtnl_neigh_delete_fdb_entry(struct i802_bss
*bss
, const u8
*addr
)
4704 #ifdef CONFIG_LIBNL3_ROUTE
4705 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4706 struct rtnl_neigh
*rn
;
4707 struct nl_addr
*nl_addr
;
4710 rn
= rtnl_neigh_alloc();
4714 rtnl_neigh_set_family(rn
, AF_BRIDGE
);
4715 rtnl_neigh_set_ifindex(rn
, bss
->ifindex
);
4716 nl_addr
= nl_addr_build(AF_BRIDGE
, (void *) addr
, ETH_ALEN
);
4721 rtnl_neigh_set_lladdr(rn
, nl_addr
);
4723 err
= rtnl_neigh_delete(drv
->rtnl_sk
, rn
, 0);
4725 wpa_printf(MSG_DEBUG
, "nl80211: bridge FDB entry delete for "
4726 MACSTR
" ifindex=%d failed: %s", MAC2STR(addr
),
4727 bss
->ifindex
, nl_geterror(err
));
4729 wpa_printf(MSG_DEBUG
, "nl80211: deleted bridge FDB entry for "
4730 MACSTR
, MAC2STR(addr
));
4733 nl_addr_put(nl_addr
);
4735 #endif /* CONFIG_LIBNL3_ROUTE */
4739 static int wpa_driver_nl80211_sta_remove(struct i802_bss
*bss
, const u8
*addr
,
4740 int deauth
, u16 reason_code
)
4742 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4746 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_DEL_STATION
)) ||
4747 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
4749 nla_put_u8(msg
, NL80211_ATTR_MGMT_SUBTYPE
,
4750 WLAN_FC_STYPE_DISASSOC
)) ||
4752 nla_put_u8(msg
, NL80211_ATTR_MGMT_SUBTYPE
,
4753 WLAN_FC_STYPE_DEAUTH
)) ||
4755 nla_put_u16(msg
, NL80211_ATTR_REASON_CODE
, reason_code
))) {
4760 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4761 wpa_printf(MSG_DEBUG
, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
4763 bss
->ifname
, MAC2STR(addr
), ret
, strerror(-ret
));
4766 rtnl_neigh_delete_fdb_entry(bss
, addr
);
4774 void nl80211_remove_iface(struct wpa_driver_nl80211_data
*drv
, int ifidx
)
4777 struct wpa_driver_nl80211_data
*drv2
;
4779 wpa_printf(MSG_DEBUG
, "nl80211: Remove interface ifindex=%d", ifidx
);
4781 /* stop listening for EAPOL on this interface */
4782 dl_list_for_each(drv2
, &drv
->global
->interfaces
,
4783 struct wpa_driver_nl80211_data
, list
)
4785 del_ifidx(drv2
, ifidx
, IFIDX_ANY
);
4786 /* Remove all bridges learned for this iface */
4787 del_ifidx(drv2
, IFIDX_ANY
, ifidx
);
4790 msg
= nl80211_ifindex_msg(drv
, ifidx
, 0, NL80211_CMD_DEL_INTERFACE
);
4791 if (send_and_recv_msgs(drv
, msg
, NULL
, NULL
) == 0)
4793 wpa_printf(MSG_ERROR
, "Failed to remove interface (ifidx=%d)", ifidx
);
4797 const char * nl80211_iftype_str(enum nl80211_iftype mode
)
4800 case NL80211_IFTYPE_ADHOC
:
4802 case NL80211_IFTYPE_STATION
:
4804 case NL80211_IFTYPE_AP
:
4806 case NL80211_IFTYPE_AP_VLAN
:
4808 case NL80211_IFTYPE_WDS
:
4810 case NL80211_IFTYPE_MONITOR
:
4812 case NL80211_IFTYPE_MESH_POINT
:
4813 return "MESH_POINT";
4814 case NL80211_IFTYPE_P2P_CLIENT
:
4815 return "P2P_CLIENT";
4816 case NL80211_IFTYPE_P2P_GO
:
4818 case NL80211_IFTYPE_P2P_DEVICE
:
4819 return "P2P_DEVICE";
4826 static int nl80211_create_iface_once(struct wpa_driver_nl80211_data
*drv
,
4828 enum nl80211_iftype iftype
,
4829 const u8
*addr
, int wds
,
4830 int (*handler
)(struct nl_msg
*, void *),
4837 wpa_printf(MSG_DEBUG
, "nl80211: Create interface iftype %d (%s)",
4838 iftype
, nl80211_iftype_str(iftype
));
4840 msg
= nl80211_cmd_msg(drv
->first_bss
, 0, NL80211_CMD_NEW_INTERFACE
);
4842 nla_put_string(msg
, NL80211_ATTR_IFNAME
, ifname
) ||
4843 nla_put_u32(msg
, NL80211_ATTR_IFTYPE
, iftype
))
4846 if (iftype
== NL80211_IFTYPE_MONITOR
) {
4847 struct nlattr
*flags
;
4849 flags
= nla_nest_start(msg
, NL80211_ATTR_MNTR_FLAGS
);
4851 nla_put_flag(msg
, NL80211_MNTR_FLAG_COOK_FRAMES
))
4854 nla_nest_end(msg
, flags
);
4856 if (nla_put_u8(msg
, NL80211_ATTR_4ADDR
, wds
))
4861 * Tell cfg80211 that the interface belongs to the socket that created
4862 * it, and the interface should be deleted when the socket is closed.
4864 if (nla_put_flag(msg
, NL80211_ATTR_IFACE_SOCKET_OWNER
))
4867 ret
= send_and_recv_msgs(drv
, msg
, handler
, arg
);
4872 wpa_printf(MSG_ERROR
, "Failed to create interface %s: %d (%s)",
4873 ifname
, ret
, strerror(-ret
));
4877 if (iftype
== NL80211_IFTYPE_P2P_DEVICE
)
4880 ifidx
= if_nametoindex(ifname
);
4881 wpa_printf(MSG_DEBUG
, "nl80211: New interface %s created: ifindex=%d",
4888 * Some virtual interfaces need to process EAPOL packets and events on
4889 * the parent interface. This is used mainly with hostapd.
4892 iftype
== NL80211_IFTYPE_AP_VLAN
||
4893 iftype
== NL80211_IFTYPE_WDS
||
4894 iftype
== NL80211_IFTYPE_MONITOR
) {
4895 /* start listening for EAPOL on this interface */
4896 add_ifidx(drv
, ifidx
, IFIDX_ANY
);
4899 if (addr
&& iftype
!= NL80211_IFTYPE_MONITOR
&&
4900 linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
, addr
)) {
4901 nl80211_remove_iface(drv
, ifidx
);
4909 int nl80211_create_iface(struct wpa_driver_nl80211_data
*drv
,
4910 const char *ifname
, enum nl80211_iftype iftype
,
4911 const u8
*addr
, int wds
,
4912 int (*handler
)(struct nl_msg
*, void *),
4913 void *arg
, int use_existing
)
4917 ret
= nl80211_create_iface_once(drv
, ifname
, iftype
, addr
, wds
, handler
,
4920 /* if error occurred and interface exists already */
4921 if (ret
== -ENFILE
&& if_nametoindex(ifname
)) {
4923 wpa_printf(MSG_DEBUG
, "nl80211: Continue using existing interface %s",
4925 if (addr
&& iftype
!= NL80211_IFTYPE_MONITOR
&&
4926 linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
4928 (linux_set_iface_flags(drv
->global
->ioctl_sock
,
4930 linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
4932 linux_set_iface_flags(drv
->global
->ioctl_sock
,
4937 wpa_printf(MSG_INFO
, "Try to remove and re-create %s", ifname
);
4939 /* Try to remove the interface that was already there. */
4940 nl80211_remove_iface(drv
, if_nametoindex(ifname
));
4942 /* Try to create the interface again */
4943 ret
= nl80211_create_iface_once(drv
, ifname
, iftype
, addr
,
4947 if (ret
>= 0 && is_p2p_net_interface(iftype
)) {
4948 wpa_printf(MSG_DEBUG
,
4949 "nl80211: Interface %s created for P2P - disable 11b rates",
4951 nl80211_disable_11b_rates(drv
, ret
, 1);
4958 static int nl80211_setup_ap(struct i802_bss
*bss
)
4960 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4962 wpa_printf(MSG_DEBUG
, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
4963 bss
->ifname
, drv
->device_ap_sme
, drv
->use_monitor
);
4966 * Disable Probe Request reporting unless we need it in this way for
4967 * devices that include the AP SME, in the other case (unless using
4968 * monitor iface) we'll get it through the nl_mgmt socket instead.
4970 if (!drv
->device_ap_sme
)
4971 wpa_driver_nl80211_probe_req_report(bss
, 0);
4973 if (!drv
->device_ap_sme
&& !drv
->use_monitor
)
4974 if (nl80211_mgmt_subscribe_ap(bss
))
4977 if (drv
->device_ap_sme
&& !drv
->use_monitor
)
4978 if (nl80211_mgmt_subscribe_ap_dev_sme(bss
))
4979 wpa_printf(MSG_DEBUG
,
4980 "nl80211: Failed to subscribe for mgmt frames from SME driver - trying to run without it");
4982 if (!drv
->device_ap_sme
&& drv
->use_monitor
&&
4983 nl80211_create_monitor_interface(drv
) &&
4984 !drv
->device_ap_sme
)
4987 if (drv
->device_ap_sme
&&
4988 wpa_driver_nl80211_probe_req_report(bss
, 1) < 0) {
4989 wpa_printf(MSG_DEBUG
, "nl80211: Failed to enable "
4990 "Probe Request frame reporting in AP mode");
4991 /* Try to survive without this */
4998 static void nl80211_teardown_ap(struct i802_bss
*bss
)
5000 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5002 wpa_printf(MSG_DEBUG
, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
5003 bss
->ifname
, drv
->device_ap_sme
, drv
->use_monitor
);
5004 if (drv
->device_ap_sme
) {
5005 wpa_driver_nl80211_probe_req_report(bss
, 0);
5006 if (!drv
->use_monitor
)
5007 nl80211_mgmt_unsubscribe(bss
, "AP teardown (dev SME)");
5008 } else if (drv
->use_monitor
)
5009 nl80211_remove_monitor_interface(drv
);
5011 nl80211_mgmt_unsubscribe(bss
, "AP teardown");
5013 nl80211_put_wiphy_data_ap(bss
);
5014 bss
->beacon_set
= 0;
5018 static int nl80211_send_eapol_data(struct i802_bss
*bss
,
5019 const u8
*addr
, const u8
*data
,
5022 struct sockaddr_ll ll
;
5025 if (bss
->drv
->eapol_tx_sock
< 0) {
5026 wpa_printf(MSG_DEBUG
, "nl80211: No socket to send EAPOL");
5030 os_memset(&ll
, 0, sizeof(ll
));
5031 ll
.sll_family
= AF_PACKET
;
5032 ll
.sll_ifindex
= bss
->ifindex
;
5033 ll
.sll_protocol
= htons(ETH_P_PAE
);
5034 ll
.sll_halen
= ETH_ALEN
;
5035 os_memcpy(ll
.sll_addr
, addr
, ETH_ALEN
);
5036 ret
= sendto(bss
->drv
->eapol_tx_sock
, data
, data_len
, 0,
5037 (struct sockaddr
*) &ll
, sizeof(ll
));
5039 wpa_printf(MSG_ERROR
, "nl80211: EAPOL TX: %s",
5046 static const u8 rfc1042_header
[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
5048 static int wpa_driver_nl80211_hapd_send_eapol(
5049 void *priv
, const u8
*addr
, const u8
*data
,
5050 size_t data_len
, int encrypt
, const u8
*own_addr
, u32 flags
)
5052 struct i802_bss
*bss
= priv
;
5053 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5054 struct ieee80211_hdr
*hdr
;
5058 int qos
= flags
& WPA_STA_WMM
;
5060 if (drv
->device_ap_sme
|| !drv
->use_monitor
)
5061 return nl80211_send_eapol_data(bss
, addr
, data
, data_len
);
5063 len
= sizeof(*hdr
) + (qos
? 2 : 0) + sizeof(rfc1042_header
) + 2 +
5065 hdr
= os_zalloc(len
);
5067 wpa_printf(MSG_INFO
, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
5068 (unsigned long) len
);
5072 hdr
->frame_control
=
5073 IEEE80211_FC(WLAN_FC_TYPE_DATA
, WLAN_FC_STYPE_DATA
);
5074 hdr
->frame_control
|= host_to_le16(WLAN_FC_FROMDS
);
5076 hdr
->frame_control
|= host_to_le16(WLAN_FC_ISWEP
);
5078 hdr
->frame_control
|=
5079 host_to_le16(WLAN_FC_STYPE_QOS_DATA
<< 4);
5082 memcpy(hdr
->IEEE80211_DA_FROMDS
, addr
, ETH_ALEN
);
5083 memcpy(hdr
->IEEE80211_BSSID_FROMDS
, own_addr
, ETH_ALEN
);
5084 memcpy(hdr
->IEEE80211_SA_FROMDS
, own_addr
, ETH_ALEN
);
5085 pos
= (u8
*) (hdr
+ 1);
5088 /* Set highest priority in QoS header */
5094 memcpy(pos
, rfc1042_header
, sizeof(rfc1042_header
));
5095 pos
+= sizeof(rfc1042_header
);
5096 WPA_PUT_BE16(pos
, ETH_P_PAE
);
5098 memcpy(pos
, data
, data_len
);
5100 res
= wpa_driver_nl80211_send_frame(bss
, (u8
*) hdr
, len
, encrypt
, 0,
5101 0, 0, 0, 0, NULL
, 0);
5103 wpa_printf(MSG_ERROR
, "i802_send_eapol - packet len: %lu - "
5105 (unsigned long) len
, errno
, strerror(errno
));
5113 static int wpa_driver_nl80211_sta_set_flags(void *priv
, const u8
*addr
,
5114 unsigned int total_flags
,
5115 unsigned int flags_or
,
5116 unsigned int flags_and
)
5118 struct i802_bss
*bss
= priv
;
5120 struct nlattr
*flags
;
5121 struct nl80211_sta_flag_update upd
;
5123 wpa_printf(MSG_DEBUG
, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
5124 " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
5125 bss
->ifname
, MAC2STR(addr
), total_flags
, flags_or
, flags_and
,
5126 !!(total_flags
& WPA_STA_AUTHORIZED
));
5128 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_STATION
)) ||
5129 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
))
5133 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
5134 * can be removed eventually.
5136 flags
= nla_nest_start(msg
, NL80211_ATTR_STA_FLAGS
);
5138 ((total_flags
& WPA_STA_AUTHORIZED
) &&
5139 nla_put_flag(msg
, NL80211_STA_FLAG_AUTHORIZED
)) ||
5140 ((total_flags
& WPA_STA_WMM
) &&
5141 nla_put_flag(msg
, NL80211_STA_FLAG_WME
)) ||
5142 ((total_flags
& WPA_STA_SHORT_PREAMBLE
) &&
5143 nla_put_flag(msg
, NL80211_STA_FLAG_SHORT_PREAMBLE
)) ||
5144 ((total_flags
& WPA_STA_MFP
) &&
5145 nla_put_flag(msg
, NL80211_STA_FLAG_MFP
)) ||
5146 ((total_flags
& WPA_STA_TDLS_PEER
) &&
5147 nla_put_flag(msg
, NL80211_STA_FLAG_TDLS_PEER
)))
5150 nla_nest_end(msg
, flags
);
5152 os_memset(&upd
, 0, sizeof(upd
));
5153 upd
.mask
= sta_flags_nl80211(flags_or
| ~flags_and
);
5154 upd
.set
= sta_flags_nl80211(flags_or
);
5155 if (nla_put(msg
, NL80211_ATTR_STA_FLAGS2
, sizeof(upd
), &upd
))
5158 return send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
5165 static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data
*drv
,
5166 struct wpa_driver_associate_params
*params
)
5168 enum nl80211_iftype nlmode
, old_mode
;
5171 wpa_printf(MSG_DEBUG
, "nl80211: Setup AP operations for P2P "
5173 nlmode
= NL80211_IFTYPE_P2P_GO
;
5175 nlmode
= NL80211_IFTYPE_AP
;
5177 old_mode
= drv
->nlmode
;
5178 if (wpa_driver_nl80211_set_mode(drv
->first_bss
, nlmode
)) {
5179 nl80211_remove_monitor_interface(drv
);
5183 if (params
->freq
.freq
&&
5184 nl80211_set_channel(drv
->first_bss
, ¶ms
->freq
, 0)) {
5185 if (old_mode
!= nlmode
)
5186 wpa_driver_nl80211_set_mode(drv
->first_bss
, old_mode
);
5187 nl80211_remove_monitor_interface(drv
);
5195 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data
*drv
,
5201 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_LEAVE_IBSS
);
5202 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5204 wpa_printf(MSG_DEBUG
, "nl80211: Leave IBSS failed: ret=%d "
5205 "(%s)", ret
, strerror(-ret
));
5207 wpa_printf(MSG_DEBUG
,
5208 "nl80211: Leave IBSS request sent successfully");
5212 wpa_driver_nl80211_set_mode(drv
->first_bss
,
5213 NL80211_IFTYPE_STATION
)) {
5214 wpa_printf(MSG_INFO
, "nl80211: Failed to set interface into "
5222 static int nl80211_ht_vht_overrides(struct nl_msg
*msg
,
5223 struct wpa_driver_associate_params
*params
)
5225 if (params
->disable_ht
&& nla_put_flag(msg
, NL80211_ATTR_DISABLE_HT
))
5228 if (params
->htcaps
&& params
->htcaps_mask
) {
5229 int sz
= sizeof(struct ieee80211_ht_capabilities
);
5230 wpa_hexdump(MSG_DEBUG
, " * htcaps", params
->htcaps
, sz
);
5231 wpa_hexdump(MSG_DEBUG
, " * htcaps_mask",
5232 params
->htcaps_mask
, sz
);
5233 if (nla_put(msg
, NL80211_ATTR_HT_CAPABILITY
, sz
,
5235 nla_put(msg
, NL80211_ATTR_HT_CAPABILITY_MASK
, sz
,
5236 params
->htcaps_mask
))
5240 #ifdef CONFIG_VHT_OVERRIDES
5241 if (params
->disable_vht
) {
5242 wpa_printf(MSG_DEBUG
, " * VHT disabled");
5243 if (nla_put_flag(msg
, NL80211_ATTR_DISABLE_VHT
))
5247 if (params
->vhtcaps
&& params
->vhtcaps_mask
) {
5248 int sz
= sizeof(struct ieee80211_vht_capabilities
);
5249 wpa_hexdump(MSG_DEBUG
, " * vhtcaps", params
->vhtcaps
, sz
);
5250 wpa_hexdump(MSG_DEBUG
, " * vhtcaps_mask",
5251 params
->vhtcaps_mask
, sz
);
5252 if (nla_put(msg
, NL80211_ATTR_VHT_CAPABILITY
, sz
,
5254 nla_put(msg
, NL80211_ATTR_VHT_CAPABILITY_MASK
, sz
,
5255 params
->vhtcaps_mask
))
5258 #endif /* CONFIG_VHT_OVERRIDES */
5264 static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data
*drv
,
5265 struct wpa_driver_associate_params
*params
)
5271 wpa_printf(MSG_DEBUG
, "nl80211: Join IBSS (ifindex=%d)", drv
->ifindex
);
5273 if (wpa_driver_nl80211_set_mode_ibss(drv
->first_bss
, ¶ms
->freq
)) {
5274 wpa_printf(MSG_INFO
, "nl80211: Failed to set interface into "
5280 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_JOIN_IBSS
)) ||
5281 params
->ssid
== NULL
|| params
->ssid_len
> sizeof(drv
->ssid
))
5284 wpa_hexdump_ascii(MSG_DEBUG
, " * SSID",
5285 params
->ssid
, params
->ssid_len
);
5286 if (nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
, params
->ssid
))
5288 os_memcpy(drv
->ssid
, params
->ssid
, params
->ssid_len
);
5289 drv
->ssid_len
= params
->ssid_len
;
5291 if (nl80211_put_freq_params(msg
, ¶ms
->freq
) < 0 ||
5292 nl80211_put_beacon_int(msg
, params
->beacon_int
))
5295 ret
= nl80211_set_conn_keys(params
, msg
);
5299 if (params
->bssid
&& params
->fixed_bssid
) {
5300 wpa_printf(MSG_DEBUG
, " * BSSID=" MACSTR
,
5301 MAC2STR(params
->bssid
));
5302 if (nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
))
5306 if (params
->fixed_freq
) {
5307 wpa_printf(MSG_DEBUG
, " * fixed_freq");
5308 if (nla_put_flag(msg
, NL80211_ATTR_FREQ_FIXED
))
5312 if (params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X
||
5313 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK
||
5314 params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_SHA256
||
5315 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK_SHA256
) {
5316 wpa_printf(MSG_DEBUG
, " * control port");
5317 if (nla_put_flag(msg
, NL80211_ATTR_CONTROL_PORT
))
5321 if (params
->wpa_ie
) {
5322 wpa_hexdump(MSG_DEBUG
,
5323 " * Extra IEs for Beacon/Probe Response frames",
5324 params
->wpa_ie
, params
->wpa_ie_len
);
5325 if (nla_put(msg
, NL80211_ATTR_IE
, params
->wpa_ie_len
,
5330 ret
= nl80211_ht_vht_overrides(msg
, params
);
5334 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5337 wpa_printf(MSG_DEBUG
, "nl80211: Join IBSS failed: ret=%d (%s)",
5338 ret
, strerror(-ret
));
5340 if (ret
== -EALREADY
&& count
== 1) {
5341 wpa_printf(MSG_DEBUG
, "nl80211: Retry IBSS join after "
5343 nl80211_leave_ibss(drv
, 0);
5348 wpa_printf(MSG_DEBUG
,
5349 "nl80211: Join IBSS request sent successfully");
5358 static int nl80211_put_fils_connect_params(struct wpa_driver_nl80211_data
*drv
,
5359 struct wpa_driver_associate_params
*params
,
5362 if (params
->fils_erp_username_len
) {
5363 wpa_hexdump_ascii(MSG_DEBUG
, " * FILS ERP EMSKname/username",
5364 params
->fils_erp_username
,
5365 params
->fils_erp_username_len
);
5366 if (nla_put(msg
, NL80211_ATTR_FILS_ERP_USERNAME
,
5367 params
->fils_erp_username_len
,
5368 params
->fils_erp_username
))
5372 if (params
->fils_erp_realm_len
) {
5373 wpa_hexdump_ascii(MSG_DEBUG
, " * FILS ERP Realm",
5374 params
->fils_erp_realm
,
5375 params
->fils_erp_realm_len
);
5376 if (nla_put(msg
, NL80211_ATTR_FILS_ERP_REALM
,
5377 params
->fils_erp_realm_len
, params
->fils_erp_realm
))
5381 wpa_printf(MSG_DEBUG
, " * FILS ERP next seq %u",
5382 params
->fils_erp_next_seq_num
);
5383 if (nla_put_u16(msg
, NL80211_ATTR_FILS_ERP_NEXT_SEQ_NUM
,
5384 params
->fils_erp_next_seq_num
))
5387 if (params
->fils_erp_rrk_len
) {
5388 wpa_printf(MSG_DEBUG
, " * FILS ERP rRK (len=%lu)",
5389 (unsigned long) params
->fils_erp_rrk_len
);
5390 if (nla_put(msg
, NL80211_ATTR_FILS_ERP_RRK
,
5391 params
->fils_erp_rrk_len
, params
->fils_erp_rrk
))
5399 static int nl80211_connect_common(struct wpa_driver_nl80211_data
*drv
,
5400 struct wpa_driver_associate_params
*params
,
5403 if (nla_put_flag(msg
, NL80211_ATTR_IFACE_SOCKET_OWNER
))
5406 if (params
->bssid
) {
5407 wpa_printf(MSG_DEBUG
, " * bssid=" MACSTR
,
5408 MAC2STR(params
->bssid
));
5409 if (nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
))
5413 if (params
->bssid_hint
) {
5414 wpa_printf(MSG_DEBUG
, " * bssid_hint=" MACSTR
,
5415 MAC2STR(params
->bssid_hint
));
5416 if (nla_put(msg
, NL80211_ATTR_MAC_HINT
, ETH_ALEN
,
5417 params
->bssid_hint
))
5421 if (params
->freq
.freq
) {
5422 wpa_printf(MSG_DEBUG
, " * freq=%d", params
->freq
.freq
);
5423 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
,
5426 drv
->assoc_freq
= params
->freq
.freq
;
5428 drv
->assoc_freq
= 0;
5430 if (params
->freq_hint
) {
5431 wpa_printf(MSG_DEBUG
, " * freq_hint=%d", params
->freq_hint
);
5432 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ_HINT
,
5437 if (params
->bg_scan_period
>= 0) {
5438 wpa_printf(MSG_DEBUG
, " * bg scan period=%d",
5439 params
->bg_scan_period
);
5440 if (nla_put_u16(msg
, NL80211_ATTR_BG_SCAN_PERIOD
,
5441 params
->bg_scan_period
))
5446 wpa_hexdump_ascii(MSG_DEBUG
, " * SSID",
5447 params
->ssid
, params
->ssid_len
);
5448 if (nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
5451 if (params
->ssid_len
> sizeof(drv
->ssid
))
5453 os_memcpy(drv
->ssid
, params
->ssid
, params
->ssid_len
);
5454 drv
->ssid_len
= params
->ssid_len
;
5457 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->wpa_ie
, params
->wpa_ie_len
);
5458 if (params
->wpa_ie
&&
5459 nla_put(msg
, NL80211_ATTR_IE
, params
->wpa_ie_len
, params
->wpa_ie
))
5462 if (params
->wpa_proto
) {
5463 enum nl80211_wpa_versions ver
= 0;
5465 if (params
->wpa_proto
& WPA_PROTO_WPA
)
5466 ver
|= NL80211_WPA_VERSION_1
;
5467 if (params
->wpa_proto
& WPA_PROTO_RSN
)
5468 ver
|= NL80211_WPA_VERSION_2
;
5470 wpa_printf(MSG_DEBUG
, " * WPA Versions 0x%x", ver
);
5471 if (nla_put_u32(msg
, NL80211_ATTR_WPA_VERSIONS
, ver
))
5475 if (params
->pairwise_suite
!= WPA_CIPHER_NONE
) {
5476 u32 cipher
= wpa_cipher_to_cipher_suite(params
->pairwise_suite
);
5477 wpa_printf(MSG_DEBUG
, " * pairwise=0x%x", cipher
);
5478 if (nla_put_u32(msg
, NL80211_ATTR_CIPHER_SUITES_PAIRWISE
,
5483 if (params
->group_suite
== WPA_CIPHER_GTK_NOT_USED
&&
5484 !(drv
->capa
.enc
& WPA_DRIVER_CAPA_ENC_GTK_NOT_USED
)) {
5486 * This is likely to work even though many drivers do not
5487 * advertise support for operations without GTK.
5489 wpa_printf(MSG_DEBUG
, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
5490 } else if (params
->group_suite
!= WPA_CIPHER_NONE
) {
5491 u32 cipher
= wpa_cipher_to_cipher_suite(params
->group_suite
);
5492 wpa_printf(MSG_DEBUG
, " * group=0x%x", cipher
);
5493 if (nla_put_u32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
, cipher
))
5497 if (params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X
||
5498 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK
||
5499 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_IEEE8021X
||
5500 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_PSK
||
5501 params
->key_mgmt_suite
== WPA_KEY_MGMT_CCKM
||
5502 params
->key_mgmt_suite
== WPA_KEY_MGMT_OSEN
||
5503 params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_SHA256
||
5504 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK_SHA256
||
5505 params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_SUITE_B
||
5506 params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_SUITE_B_192
||
5507 params
->key_mgmt_suite
== WPA_KEY_MGMT_FILS_SHA256
||
5508 params
->key_mgmt_suite
== WPA_KEY_MGMT_FILS_SHA384
||
5509 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_FILS_SHA256
||
5510 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_FILS_SHA384
||
5511 params
->key_mgmt_suite
== WPA_KEY_MGMT_OWE
||
5512 params
->key_mgmt_suite
== WPA_KEY_MGMT_DPP
) {
5513 int mgmt
= RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X
;
5515 switch (params
->key_mgmt_suite
) {
5516 case WPA_KEY_MGMT_CCKM
:
5517 mgmt
= RSN_AUTH_KEY_MGMT_CCKM
;
5519 case WPA_KEY_MGMT_IEEE8021X
:
5520 mgmt
= RSN_AUTH_KEY_MGMT_UNSPEC_802_1X
;
5522 case WPA_KEY_MGMT_FT_IEEE8021X
:
5523 mgmt
= RSN_AUTH_KEY_MGMT_FT_802_1X
;
5525 case WPA_KEY_MGMT_FT_PSK
:
5526 mgmt
= RSN_AUTH_KEY_MGMT_FT_PSK
;
5528 case WPA_KEY_MGMT_IEEE8021X_SHA256
:
5529 mgmt
= RSN_AUTH_KEY_MGMT_802_1X_SHA256
;
5531 case WPA_KEY_MGMT_PSK_SHA256
:
5532 mgmt
= RSN_AUTH_KEY_MGMT_PSK_SHA256
;
5534 case WPA_KEY_MGMT_OSEN
:
5535 mgmt
= RSN_AUTH_KEY_MGMT_OSEN
;
5537 case WPA_KEY_MGMT_IEEE8021X_SUITE_B
:
5538 mgmt
= RSN_AUTH_KEY_MGMT_802_1X_SUITE_B
;
5540 case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192
:
5541 mgmt
= RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192
;
5543 case WPA_KEY_MGMT_FILS_SHA256
:
5544 mgmt
= RSN_AUTH_KEY_MGMT_FILS_SHA256
;
5546 case WPA_KEY_MGMT_FILS_SHA384
:
5547 mgmt
= RSN_AUTH_KEY_MGMT_FILS_SHA384
;
5549 case WPA_KEY_MGMT_FT_FILS_SHA256
:
5550 mgmt
= RSN_AUTH_KEY_MGMT_FT_FILS_SHA256
;
5552 case WPA_KEY_MGMT_FT_FILS_SHA384
:
5553 mgmt
= RSN_AUTH_KEY_MGMT_FT_FILS_SHA384
;
5555 case WPA_KEY_MGMT_OWE
:
5556 mgmt
= RSN_AUTH_KEY_MGMT_OWE
;
5558 case WPA_KEY_MGMT_DPP
:
5559 mgmt
= RSN_AUTH_KEY_MGMT_DPP
;
5561 case WPA_KEY_MGMT_PSK
:
5563 mgmt
= RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X
;
5566 wpa_printf(MSG_DEBUG
, " * akm=0x%x", mgmt
);
5567 if (nla_put_u32(msg
, NL80211_ATTR_AKM_SUITES
, mgmt
))
5571 /* Add PSK in case of 4-way handshake offload */
5573 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK
)) {
5574 wpa_hexdump_key(MSG_DEBUG
, " * PSK", params
->psk
, 32);
5575 if (nla_put(msg
, NL80211_ATTR_PMK
, 32, params
->psk
))
5579 if (nla_put_flag(msg
, NL80211_ATTR_CONTROL_PORT
))
5582 if (params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_NO_WPA
&&
5583 (params
->pairwise_suite
== WPA_CIPHER_NONE
||
5584 params
->pairwise_suite
== WPA_CIPHER_WEP104
||
5585 params
->pairwise_suite
== WPA_CIPHER_WEP40
) &&
5586 (nla_put_u16(msg
, NL80211_ATTR_CONTROL_PORT_ETHERTYPE
, ETH_P_PAE
) ||
5587 nla_put_flag(msg
, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT
)))
5590 if (params
->rrm_used
) {
5591 u32 drv_rrm_flags
= drv
->capa
.rrm_flags
;
5592 if ((!((drv_rrm_flags
&
5593 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES
) &&
5594 (drv_rrm_flags
& WPA_DRIVER_FLAGS_QUIET
)) &&
5595 !(drv_rrm_flags
& WPA_DRIVER_FLAGS_SUPPORT_RRM
)) ||
5596 nla_put_flag(msg
, NL80211_ATTR_USE_RRM
))
5600 if (nl80211_ht_vht_overrides(msg
, params
) < 0)
5604 wpa_printf(MSG_DEBUG
, " * P2P group");
5607 wpa_printf(MSG_DEBUG
, " * PBSS");
5608 if (nla_put_flag(msg
, NL80211_ATTR_PBSS
))
5612 drv
->connect_reassoc
= 0;
5613 if (params
->prev_bssid
) {
5614 wpa_printf(MSG_DEBUG
, " * prev_bssid=" MACSTR
,
5615 MAC2STR(params
->prev_bssid
));
5616 if (nla_put(msg
, NL80211_ATTR_PREV_BSSID
, ETH_ALEN
,
5617 params
->prev_bssid
))
5619 drv
->connect_reassoc
= 1;
5622 if ((params
->auth_alg
& WPA_AUTH_ALG_FILS
) &&
5623 nl80211_put_fils_connect_params(drv
, params
, msg
) != 0)
5626 if ((params
->auth_alg
& WPA_AUTH_ALG_SAE
) &&
5627 (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
)) &&
5628 nla_put_flag(msg
, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT
))
5635 static int wpa_driver_nl80211_try_connect(
5636 struct wpa_driver_nl80211_data
*drv
,
5637 struct wpa_driver_associate_params
*params
,
5638 struct nl_handle
*nl_connect
)
5641 enum nl80211_auth_type type
;
5645 #ifdef CONFIG_DRIVER_NL80211_QCA
5646 if (params
->req_key_mgmt_offload
&& params
->psk
&&
5647 (params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK
||
5648 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK_SHA256
||
5649 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_PSK
)) {
5650 wpa_printf(MSG_DEBUG
, "nl80211: Key management set PSK");
5651 ret
= issue_key_mgmt_set_key(drv
, params
->psk
, 32);
5655 #endif /* CONFIG_DRIVER_NL80211_QCA */
5657 wpa_printf(MSG_DEBUG
, "nl80211: Connect (ifindex=%d)", drv
->ifindex
);
5658 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_CONNECT
);
5662 ret
= nl80211_connect_common(drv
, params
, msg
);
5666 if (params
->mgmt_frame_protection
== MGMT_FRAME_PROTECTION_REQUIRED
&&
5667 nla_put_u32(msg
, NL80211_ATTR_USE_MFP
, NL80211_MFP_REQUIRED
))
5670 if (params
->mgmt_frame_protection
== MGMT_FRAME_PROTECTION_OPTIONAL
&&
5671 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_MFP_OPTIONAL
) &&
5672 nla_put_u32(msg
, NL80211_ATTR_USE_MFP
, NL80211_MFP_OPTIONAL
))
5676 if (params
->auth_alg
& WPA_AUTH_ALG_OPEN
)
5678 if (params
->auth_alg
& WPA_AUTH_ALG_SHARED
)
5680 if (params
->auth_alg
& WPA_AUTH_ALG_LEAP
)
5682 if (params
->auth_alg
& WPA_AUTH_ALG_FILS
)
5684 if (params
->auth_alg
& WPA_AUTH_ALG_FT
)
5687 wpa_printf(MSG_DEBUG
, " * Leave out Auth Type for automatic "
5689 goto skip_auth_type
;
5692 type
= get_nl_auth_type(params
->auth_alg
);
5693 wpa_printf(MSG_DEBUG
, " * Auth Type %d", type
);
5694 if (type
== NL80211_AUTHTYPE_MAX
||
5695 nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
, type
))
5699 ret
= nl80211_set_conn_keys(params
, msg
);
5704 ret
= send_and_recv(drv
->global
, nl_connect
, msg
, NULL
, NULL
);
5706 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5710 wpa_printf(MSG_DEBUG
, "nl80211: MLME connect failed: ret=%d "
5711 "(%s)", ret
, strerror(-ret
));
5713 wpa_printf(MSG_DEBUG
,
5714 "nl80211: Connect request send successfully");
5724 static int wpa_driver_nl80211_connect(
5725 struct wpa_driver_nl80211_data
*drv
,
5726 struct wpa_driver_associate_params
*params
,
5727 struct nl_handle
*nl_connect
)
5731 /* Store the connection attempted bssid for future use */
5733 os_memcpy(drv
->auth_attempt_bssid
, params
->bssid
, ETH_ALEN
);
5735 os_memset(drv
->auth_attempt_bssid
, 0, ETH_ALEN
);
5737 ret
= wpa_driver_nl80211_try_connect(drv
, params
, nl_connect
);
5738 if (ret
== -EALREADY
) {
5740 * cfg80211 does not currently accept new connections if
5741 * we are already connected. As a workaround, force
5742 * disconnection and try again.
5744 wpa_printf(MSG_DEBUG
, "nl80211: Explicitly "
5745 "disconnecting before reassociation "
5747 if (wpa_driver_nl80211_disconnect(
5748 drv
, WLAN_REASON_PREV_AUTH_NOT_VALID
, nl_connect
))
5750 ret
= wpa_driver_nl80211_try_connect(drv
, params
, nl_connect
);
5756 static int wpa_driver_nl80211_associate(
5757 void *priv
, struct wpa_driver_associate_params
*params
)
5759 struct i802_bss
*bss
= priv
;
5760 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5764 nl80211_unmask_11b_rates(bss
);
5766 if (params
->mode
== IEEE80211_MODE_AP
)
5767 return wpa_driver_nl80211_ap(drv
, params
);
5769 if (params
->mode
== IEEE80211_MODE_IBSS
)
5770 return wpa_driver_nl80211_ibss(drv
, params
);
5772 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
)) {
5773 enum nl80211_iftype nlmode
= params
->p2p
?
5774 NL80211_IFTYPE_P2P_CLIENT
: NL80211_IFTYPE_STATION
;
5775 struct nl_handle
*nl_connect
= NULL
;
5777 if (wpa_driver_nl80211_set_mode(priv
, nlmode
) < 0)
5779 if (params
->auth_alg
& WPA_AUTH_ALG_SAE
) {
5780 nl_connect
= bss
->nl_connect
;
5781 bss
->use_nl_connect
= 1;
5783 bss
->use_nl_connect
= 0;
5786 return wpa_driver_nl80211_connect(drv
, params
, nl_connect
);
5789 nl80211_mark_disconnected(drv
);
5791 wpa_printf(MSG_DEBUG
, "nl80211: Associate (ifindex=%d)",
5793 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_ASSOCIATE
);
5797 ret
= nl80211_connect_common(drv
, params
, msg
);
5801 if (params
->mgmt_frame_protection
== MGMT_FRAME_PROTECTION_REQUIRED
&&
5802 nla_put_u32(msg
, NL80211_ATTR_USE_MFP
, NL80211_MFP_REQUIRED
))
5805 if (params
->fils_kek
) {
5806 wpa_printf(MSG_DEBUG
, " * FILS KEK (len=%u)",
5807 (unsigned int) params
->fils_kek_len
);
5808 if (nla_put(msg
, NL80211_ATTR_FILS_KEK
, params
->fils_kek_len
,
5812 if (params
->fils_nonces
) {
5813 wpa_hexdump(MSG_DEBUG
, " * FILS nonces (for AAD)",
5814 params
->fils_nonces
,
5815 params
->fils_nonces_len
);
5816 if (nla_put(msg
, NL80211_ATTR_FILS_NONCES
,
5817 params
->fils_nonces_len
, params
->fils_nonces
))
5821 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5824 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
5825 "nl80211: MLME command failed (assoc): ret=%d (%s)",
5826 ret
, strerror(-ret
));
5827 nl80211_dump_scan(drv
);
5829 wpa_printf(MSG_DEBUG
,
5830 "nl80211: Association request send successfully");
5839 static int nl80211_set_mode(struct wpa_driver_nl80211_data
*drv
,
5840 int ifindex
, enum nl80211_iftype mode
)
5845 wpa_printf(MSG_DEBUG
, "nl80211: Set mode ifindex %d iftype %d (%s)",
5846 ifindex
, mode
, nl80211_iftype_str(mode
));
5848 msg
= nl80211_cmd_msg(drv
->first_bss
, 0, NL80211_CMD_SET_INTERFACE
);
5849 if (!msg
|| nla_put_u32(msg
, NL80211_ATTR_IFTYPE
, mode
))
5852 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5858 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set interface %d to mode %d:"
5859 " %d (%s)", ifindex
, mode
, ret
, strerror(-ret
));
5864 static int wpa_driver_nl80211_set_mode_impl(
5865 struct i802_bss
*bss
,
5866 enum nl80211_iftype nlmode
,
5867 struct hostapd_freq_params
*desired_freq_params
)
5869 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5872 int was_ap
= is_ap_interface(drv
->nlmode
);
5874 int mode_switch_res
;
5879 mode_switch_res
= nl80211_set_mode(drv
, drv
->ifindex
, nlmode
);
5880 if (mode_switch_res
&& nlmode
== nl80211_get_ifmode(bss
))
5881 mode_switch_res
= 0;
5883 if (mode_switch_res
== 0) {
5884 drv
->nlmode
= nlmode
;
5889 if (mode_switch_res
== -ENODEV
)
5892 if (nlmode
== drv
->nlmode
) {
5893 wpa_printf(MSG_DEBUG
, "nl80211: Interface already in "
5894 "requested mode - ignore error");
5896 goto done
; /* Already in the requested mode */
5899 /* mac80211 doesn't allow mode changes while the device is up, so
5900 * take the device down, try to set the mode again, and bring the
5903 wpa_printf(MSG_DEBUG
, "nl80211: Try mode change after setting "
5905 for (i
= 0; i
< 10; i
++) {
5906 res
= i802_set_iface_flags(bss
, 0);
5907 if (res
== -EACCES
|| res
== -ENODEV
)
5910 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set "
5912 os_sleep(0, 100000);
5917 * Setting the mode will fail for some drivers if the phy is
5918 * on a frequency that the mode is disallowed in.
5920 if (desired_freq_params
) {
5921 res
= nl80211_set_channel(bss
, desired_freq_params
, 0);
5923 wpa_printf(MSG_DEBUG
,
5924 "nl80211: Failed to set frequency on interface");
5928 /* Try to set the mode again while the interface is down */
5929 mode_switch_res
= nl80211_set_mode(drv
, drv
->ifindex
, nlmode
);
5930 if (mode_switch_res
== -EBUSY
) {
5931 wpa_printf(MSG_DEBUG
,
5932 "nl80211: Delaying mode set while interface going down");
5933 os_sleep(0, 100000);
5936 ret
= mode_switch_res
;
5941 wpa_printf(MSG_DEBUG
, "nl80211: Mode change succeeded while "
5942 "interface is down");
5943 drv
->nlmode
= nlmode
;
5944 drv
->ignore_if_down_event
= 1;
5947 /* Bring the interface back up */
5948 res
= linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 1);
5950 wpa_printf(MSG_DEBUG
,
5951 "nl80211: Failed to set interface up after switching mode");
5957 wpa_printf(MSG_DEBUG
, "nl80211: Interface mode change to %d "
5958 "from %d failed", nlmode
, drv
->nlmode
);
5962 if (is_p2p_net_interface(nlmode
)) {
5963 wpa_printf(MSG_DEBUG
,
5964 "nl80211: Interface %s mode change to P2P - disable 11b rates",
5966 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 1);
5967 } else if (drv
->disabled_11b_rates
) {
5968 wpa_printf(MSG_DEBUG
,
5969 "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
5971 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 0);
5974 if (is_ap_interface(nlmode
)) {
5975 nl80211_mgmt_unsubscribe(bss
, "start AP");
5976 /* Setup additional AP mode functionality if needed */
5977 if (nl80211_setup_ap(bss
))
5979 } else if (was_ap
) {
5980 /* Remove additional AP mode functionality */
5981 nl80211_teardown_ap(bss
);
5983 nl80211_mgmt_unsubscribe(bss
, "mode change");
5986 if (is_mesh_interface(nlmode
) &&
5987 nl80211_mgmt_subscribe_mesh(bss
))
5990 if (!bss
->in_deinit
&& !is_ap_interface(nlmode
) &&
5991 !is_mesh_interface(nlmode
) &&
5992 nl80211_mgmt_subscribe_non_ap(bss
) < 0)
5993 wpa_printf(MSG_DEBUG
, "nl80211: Failed to register Action "
5994 "frame processing - ignore for now");
6000 int wpa_driver_nl80211_set_mode(struct i802_bss
*bss
,
6001 enum nl80211_iftype nlmode
)
6003 return wpa_driver_nl80211_set_mode_impl(bss
, nlmode
, NULL
);
6007 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss
*bss
,
6008 struct hostapd_freq_params
*freq
)
6010 return wpa_driver_nl80211_set_mode_impl(bss
, NL80211_IFTYPE_ADHOC
,
6015 static int wpa_driver_nl80211_get_capa(void *priv
,
6016 struct wpa_driver_capa
*capa
)
6018 struct i802_bss
*bss
= priv
;
6019 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6021 if (!drv
->has_capability
)
6023 os_memcpy(capa
, &drv
->capa
, sizeof(*capa
));
6024 if (drv
->extended_capa
&& drv
->extended_capa_mask
) {
6025 capa
->extended_capa
= drv
->extended_capa
;
6026 capa
->extended_capa_mask
= drv
->extended_capa_mask
;
6027 capa
->extended_capa_len
= drv
->extended_capa_len
;
6034 static int wpa_driver_nl80211_set_operstate(void *priv
, int state
)
6036 struct i802_bss
*bss
= priv
;
6037 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6039 wpa_printf(MSG_DEBUG
, "nl80211: Set %s operstate %d->%d (%s)",
6040 bss
->ifname
, drv
->operstate
, state
,
6041 state
? "UP" : "DORMANT");
6042 drv
->operstate
= state
;
6043 return netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
, -1,
6044 state
? IF_OPER_UP
: IF_OPER_DORMANT
);
6048 static int wpa_driver_nl80211_set_supp_port(void *priv
, int authorized
)
6050 struct i802_bss
*bss
= priv
;
6051 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6053 struct nl80211_sta_flag_update upd
;
6056 if (!drv
->associated
&& is_zero_ether_addr(drv
->bssid
) && !authorized
) {
6057 wpa_printf(MSG_DEBUG
, "nl80211: Skip set_supp_port(unauthorized) while not associated");
6061 wpa_printf(MSG_DEBUG
, "nl80211: Set supplicant port %sauthorized for "
6062 MACSTR
, authorized
? "" : "un", MAC2STR(drv
->bssid
));
6064 os_memset(&upd
, 0, sizeof(upd
));
6065 upd
.mask
= BIT(NL80211_STA_FLAG_AUTHORIZED
);
6067 upd
.set
= BIT(NL80211_STA_FLAG_AUTHORIZED
);
6069 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_STATION
)) ||
6070 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, drv
->bssid
) ||
6071 nla_put(msg
, NL80211_ATTR_STA_FLAGS2
, sizeof(upd
), &upd
)) {
6076 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6079 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set STA flag: %d (%s)",
6080 ret
, strerror(-ret
));
6085 /* Set kernel driver on given frequency (MHz) */
6086 static int i802_set_freq(void *priv
, struct hostapd_freq_params
*freq
)
6088 struct i802_bss
*bss
= priv
;
6089 return nl80211_set_channel(bss
, freq
, 0);
6093 static inline int min_int(int a
, int b
)
6101 static int get_key_handler(struct nl_msg
*msg
, void *arg
)
6103 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
6104 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
6106 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
6107 genlmsg_attrlen(gnlh
, 0), NULL
);
6110 * TODO: validate the key index and mac address!
6111 * Otherwise, there's a race condition as soon as
6112 * the kernel starts sending key notifications.
6115 if (tb
[NL80211_ATTR_KEY_SEQ
])
6116 memcpy(arg
, nla_data(tb
[NL80211_ATTR_KEY_SEQ
]),
6117 min_int(nla_len(tb
[NL80211_ATTR_KEY_SEQ
]), 6));
6122 static int i802_get_seqnum(const char *iface
, void *priv
, const u8
*addr
,
6125 struct i802_bss
*bss
= priv
;
6126 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6129 msg
= nl80211_ifindex_msg(drv
, if_nametoindex(iface
), 0,
6130 NL80211_CMD_GET_KEY
);
6132 (addr
&& nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) ||
6133 nla_put_u8(msg
, NL80211_ATTR_KEY_IDX
, idx
)) {
6140 return send_and_recv_msgs(drv
, msg
, get_key_handler
, seq
);
6144 static int i802_set_rts(void *priv
, int rts
)
6146 struct i802_bss
*bss
= priv
;
6147 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6157 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_WIPHY
)) ||
6158 nla_put_u32(msg
, NL80211_ATTR_WIPHY_RTS_THRESHOLD
, val
)) {
6163 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6166 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set RTS threshold %d: "
6167 "%d (%s)", rts
, ret
, strerror(-ret
));
6172 static int i802_set_frag(void *priv
, int frag
)
6174 struct i802_bss
*bss
= priv
;
6175 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6185 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_WIPHY
)) ||
6186 nla_put_u32(msg
, NL80211_ATTR_WIPHY_FRAG_THRESHOLD
, val
)) {
6191 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6194 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set fragmentation threshold "
6195 "%d: %d (%s)", frag
, ret
, strerror(-ret
));
6200 static int i802_flush(void *priv
)
6202 struct i802_bss
*bss
= priv
;
6206 wpa_printf(MSG_DEBUG
, "nl80211: flush -> DEL_STATION %s (all)",
6210 * XXX: FIX! this needs to flush all VLANs too
6212 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_DEL_STATION
);
6213 res
= send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
6215 wpa_printf(MSG_DEBUG
, "nl80211: Station flush failed: ret=%d "
6216 "(%s)", res
, strerror(-res
));
6222 static int get_sta_handler(struct nl_msg
*msg
, void *arg
)
6224 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
6225 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
6226 struct hostap_sta_driver_data
*data
= arg
;
6227 struct nlattr
*stats
[NL80211_STA_INFO_MAX
+ 1];
6228 static struct nla_policy stats_policy
[NL80211_STA_INFO_MAX
+ 1] = {
6229 [NL80211_STA_INFO_INACTIVE_TIME
] = { .type
= NLA_U32
},
6230 [NL80211_STA_INFO_RX_BYTES
] = { .type
= NLA_U32
},
6231 [NL80211_STA_INFO_TX_BYTES
] = { .type
= NLA_U32
},
6232 [NL80211_STA_INFO_RX_PACKETS
] = { .type
= NLA_U32
},
6233 [NL80211_STA_INFO_TX_PACKETS
] = { .type
= NLA_U32
},
6234 [NL80211_STA_INFO_TX_FAILED
] = { .type
= NLA_U32
},
6235 [NL80211_STA_INFO_RX_BYTES64
] = { .type
= NLA_U64
},
6236 [NL80211_STA_INFO_TX_BYTES64
] = { .type
= NLA_U64
},
6237 [NL80211_STA_INFO_SIGNAL
] = { .type
= NLA_U8
},
6238 [NL80211_STA_INFO_ACK_SIGNAL
] = { .type
= NLA_U8
},
6240 struct nlattr
*rate
[NL80211_RATE_INFO_MAX
+ 1];
6241 static struct nla_policy rate_policy
[NL80211_RATE_INFO_MAX
+ 1] = {
6242 [NL80211_RATE_INFO_BITRATE
] = { .type
= NLA_U16
},
6243 [NL80211_RATE_INFO_BITRATE32
] = { .type
= NLA_U32
},
6244 [NL80211_RATE_INFO_MCS
] = { .type
= NLA_U8
},
6245 [NL80211_RATE_INFO_VHT_MCS
] = { .type
= NLA_U8
},
6246 [NL80211_RATE_INFO_SHORT_GI
] = { .type
= NLA_FLAG
},
6247 [NL80211_RATE_INFO_VHT_NSS
] = { .type
= NLA_U8
},
6250 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
6251 genlmsg_attrlen(gnlh
, 0), NULL
);
6254 * TODO: validate the interface and mac address!
6255 * Otherwise, there's a race condition as soon as
6256 * the kernel starts sending station notifications.
6259 if (!tb
[NL80211_ATTR_STA_INFO
]) {
6260 wpa_printf(MSG_DEBUG
, "sta stats missing!");
6263 if (nla_parse_nested(stats
, NL80211_STA_INFO_MAX
,
6264 tb
[NL80211_ATTR_STA_INFO
],
6266 wpa_printf(MSG_DEBUG
, "failed to parse nested attributes!");
6270 if (stats
[NL80211_STA_INFO_INACTIVE_TIME
])
6271 data
->inactive_msec
=
6272 nla_get_u32(stats
[NL80211_STA_INFO_INACTIVE_TIME
]);
6273 /* For backwards compatibility, fetch the 32-bit counters first. */
6274 if (stats
[NL80211_STA_INFO_RX_BYTES
])
6275 data
->rx_bytes
= nla_get_u32(stats
[NL80211_STA_INFO_RX_BYTES
]);
6276 if (stats
[NL80211_STA_INFO_TX_BYTES
])
6277 data
->tx_bytes
= nla_get_u32(stats
[NL80211_STA_INFO_TX_BYTES
]);
6278 if (stats
[NL80211_STA_INFO_RX_BYTES64
] &&
6279 stats
[NL80211_STA_INFO_TX_BYTES64
]) {
6281 * The driver supports 64-bit counters, so use them to override
6282 * the 32-bit values.
6285 nla_get_u64(stats
[NL80211_STA_INFO_RX_BYTES64
]);
6287 nla_get_u64(stats
[NL80211_STA_INFO_TX_BYTES64
]);
6288 data
->bytes_64bit
= 1;
6290 if (stats
[NL80211_STA_INFO_RX_PACKETS
])
6292 nla_get_u32(stats
[NL80211_STA_INFO_RX_PACKETS
]);
6293 if (stats
[NL80211_STA_INFO_TX_PACKETS
])
6295 nla_get_u32(stats
[NL80211_STA_INFO_TX_PACKETS
]);
6296 if (stats
[NL80211_STA_INFO_TX_FAILED
])
6297 data
->tx_retry_failed
=
6298 nla_get_u32(stats
[NL80211_STA_INFO_TX_FAILED
]);
6299 if (stats
[NL80211_STA_INFO_SIGNAL
])
6300 data
->signal
= nla_get_u8(stats
[NL80211_STA_INFO_SIGNAL
]);
6301 if (stats
[NL80211_STA_INFO_ACK_SIGNAL
]) {
6302 data
->last_ack_rssi
=
6303 nla_get_u8(stats
[NL80211_STA_INFO_ACK_SIGNAL
]);
6304 data
->flags
|= STA_DRV_DATA_LAST_ACK_RSSI
;
6307 if (stats
[NL80211_STA_INFO_TX_BITRATE
] &&
6308 nla_parse_nested(rate
, NL80211_RATE_INFO_MAX
,
6309 stats
[NL80211_STA_INFO_TX_BITRATE
],
6310 rate_policy
) == 0) {
6311 if (rate
[NL80211_RATE_INFO_BITRATE32
])
6312 data
->current_tx_rate
=
6313 nla_get_u32(rate
[NL80211_RATE_INFO_BITRATE32
]);
6314 else if (rate
[NL80211_RATE_INFO_BITRATE
])
6315 data
->current_tx_rate
=
6316 nla_get_u16(rate
[NL80211_RATE_INFO_BITRATE
]);
6318 if (rate
[NL80211_RATE_INFO_MCS
]) {
6319 data
->tx_mcs
= nla_get_u8(rate
[NL80211_RATE_INFO_MCS
]);
6320 data
->flags
|= STA_DRV_DATA_TX_MCS
;
6322 if (rate
[NL80211_RATE_INFO_VHT_MCS
]) {
6324 nla_get_u8(rate
[NL80211_RATE_INFO_VHT_MCS
]);
6325 data
->flags
|= STA_DRV_DATA_TX_VHT_MCS
;
6327 if (rate
[NL80211_RATE_INFO_SHORT_GI
])
6328 data
->flags
|= STA_DRV_DATA_TX_SHORT_GI
;
6329 if (rate
[NL80211_RATE_INFO_VHT_NSS
]) {
6331 nla_get_u8(rate
[NL80211_RATE_INFO_VHT_NSS
]);
6332 data
->flags
|= STA_DRV_DATA_TX_VHT_NSS
;
6336 if (stats
[NL80211_STA_INFO_RX_BITRATE
] &&
6337 nla_parse_nested(rate
, NL80211_RATE_INFO_MAX
,
6338 stats
[NL80211_STA_INFO_RX_BITRATE
],
6339 rate_policy
) == 0) {
6340 if (rate
[NL80211_RATE_INFO_BITRATE32
])
6341 data
->current_rx_rate
=
6342 nla_get_u32(rate
[NL80211_RATE_INFO_BITRATE32
]);
6343 else if (rate
[NL80211_RATE_INFO_BITRATE
])
6344 data
->current_rx_rate
=
6345 nla_get_u16(rate
[NL80211_RATE_INFO_BITRATE
]);
6347 if (rate
[NL80211_RATE_INFO_MCS
]) {
6349 nla_get_u8(rate
[NL80211_RATE_INFO_MCS
]);
6350 data
->flags
|= STA_DRV_DATA_RX_MCS
;
6352 if (rate
[NL80211_RATE_INFO_VHT_MCS
]) {
6354 nla_get_u8(rate
[NL80211_RATE_INFO_VHT_MCS
]);
6355 data
->flags
|= STA_DRV_DATA_RX_VHT_MCS
;
6357 if (rate
[NL80211_RATE_INFO_SHORT_GI
])
6358 data
->flags
|= STA_DRV_DATA_RX_SHORT_GI
;
6359 if (rate
[NL80211_RATE_INFO_VHT_NSS
]) {
6361 nla_get_u8(rate
[NL80211_RATE_INFO_VHT_NSS
]);
6362 data
->flags
|= STA_DRV_DATA_RX_VHT_NSS
;
6369 static int i802_read_sta_data(struct i802_bss
*bss
,
6370 struct hostap_sta_driver_data
*data
,
6375 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_GET_STATION
)) ||
6376 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) {
6381 return send_and_recv_msgs(bss
->drv
, msg
, get_sta_handler
, data
);
6385 static int i802_set_tx_queue_params(void *priv
, int queue
, int aifs
,
6386 int cw_min
, int cw_max
, int burst_time
)
6388 struct i802_bss
*bss
= priv
;
6389 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6391 struct nlattr
*txq
, *params
;
6394 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_WIPHY
);
6398 txq
= nla_nest_start(msg
, NL80211_ATTR_WIPHY_TXQ_PARAMS
);
6402 /* We are only sending parameters for a single TXQ at a time */
6403 params
= nla_nest_start(msg
, 1);
6409 if (nla_put_u8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_VO
))
6413 if (nla_put_u8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_VI
))
6417 if (nla_put_u8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_BE
))
6421 if (nla_put_u8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_BK
))
6425 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
6426 * 32 usec, so need to convert the value here. */
6427 if (nla_put_u16(msg
, NL80211_TXQ_ATTR_TXOP
,
6428 (burst_time
* 100 + 16) / 32) ||
6429 nla_put_u16(msg
, NL80211_TXQ_ATTR_CWMIN
, cw_min
) ||
6430 nla_put_u16(msg
, NL80211_TXQ_ATTR_CWMAX
, cw_max
) ||
6431 nla_put_u8(msg
, NL80211_TXQ_ATTR_AIFS
, aifs
))
6434 nla_nest_end(msg
, params
);
6436 nla_nest_end(msg
, txq
);
6438 res
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6439 wpa_printf(MSG_DEBUG
,
6440 "nl80211: TX queue param set: queue=%d aifs=%d cw_min=%d cw_max=%d burst_time=%d --> res=%d",
6441 queue
, aifs
, cw_min
, cw_max
, burst_time
, res
);
6451 static int i802_set_sta_vlan(struct i802_bss
*bss
, const u8
*addr
,
6452 const char *ifname
, int vlan_id
)
6454 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6458 wpa_printf(MSG_DEBUG
, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
6459 ", ifname=%s[%d], vlan_id=%d)",
6460 bss
->ifname
, if_nametoindex(bss
->ifname
),
6461 MAC2STR(addr
), ifname
, if_nametoindex(ifname
), vlan_id
);
6462 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_STATION
)) ||
6463 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
6464 nla_put_u32(msg
, NL80211_ATTR_STA_VLAN
, if_nametoindex(ifname
))) {
6469 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6471 wpa_printf(MSG_ERROR
, "nl80211: NL80211_ATTR_STA_VLAN (addr="
6472 MACSTR
" ifname=%s vlan_id=%d) failed: %d (%s)",
6473 MAC2STR(addr
), ifname
, vlan_id
, ret
,
6480 static int i802_get_inact_sec(void *priv
, const u8
*addr
)
6482 struct hostap_sta_driver_data data
;
6485 os_memset(&data
, 0, sizeof(data
));
6486 data
.inactive_msec
= (unsigned long) -1;
6487 ret
= i802_read_sta_data(priv
, &data
, addr
);
6490 if (ret
|| data
.inactive_msec
== (unsigned long) -1)
6492 return data
.inactive_msec
/ 1000;
6496 static int i802_sta_clear_stats(void *priv
, const u8
*addr
)
6505 static int i802_sta_deauth(void *priv
, const u8
*own_addr
, const u8
*addr
,
6508 struct i802_bss
*bss
= priv
;
6509 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6510 struct ieee80211_mgmt mgmt
;
6513 if (ieee80211_freq_to_chan(bss
->freq
, &channel
) ==
6514 HOSTAPD_MODE_IEEE80211AD
) {
6515 /* Deauthentication is not used in DMG/IEEE 802.11ad;
6516 * disassociate the STA instead. */
6517 return i802_sta_disassoc(priv
, own_addr
, addr
, reason
);
6520 if (is_mesh_interface(drv
->nlmode
))
6523 if (drv
->device_ap_sme
)
6524 return wpa_driver_nl80211_sta_remove(bss
, addr
, 1, reason
);
6526 memset(&mgmt
, 0, sizeof(mgmt
));
6527 mgmt
.frame_control
= IEEE80211_FC(WLAN_FC_TYPE_MGMT
,
6528 WLAN_FC_STYPE_DEAUTH
);
6529 memcpy(mgmt
.da
, addr
, ETH_ALEN
);
6530 memcpy(mgmt
.sa
, own_addr
, ETH_ALEN
);
6531 memcpy(mgmt
.bssid
, own_addr
, ETH_ALEN
);
6532 mgmt
.u
.deauth
.reason_code
= host_to_le16(reason
);
6533 return wpa_driver_nl80211_send_mlme(bss
, (u8
*) &mgmt
,
6535 sizeof(mgmt
.u
.deauth
), 0, 0, 0, 0,
6540 static int i802_sta_disassoc(void *priv
, const u8
*own_addr
, const u8
*addr
,
6543 struct i802_bss
*bss
= priv
;
6544 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6545 struct ieee80211_mgmt mgmt
;
6547 if (is_mesh_interface(drv
->nlmode
))
6550 if (drv
->device_ap_sme
)
6551 return wpa_driver_nl80211_sta_remove(bss
, addr
, 0, reason
);
6553 memset(&mgmt
, 0, sizeof(mgmt
));
6554 mgmt
.frame_control
= IEEE80211_FC(WLAN_FC_TYPE_MGMT
,
6555 WLAN_FC_STYPE_DISASSOC
);
6556 memcpy(mgmt
.da
, addr
, ETH_ALEN
);
6557 memcpy(mgmt
.sa
, own_addr
, ETH_ALEN
);
6558 memcpy(mgmt
.bssid
, own_addr
, ETH_ALEN
);
6559 mgmt
.u
.disassoc
.reason_code
= host_to_le16(reason
);
6560 return wpa_driver_nl80211_send_mlme(bss
, (u8
*) &mgmt
,
6562 sizeof(mgmt
.u
.disassoc
), 0, 0, 0, 0,
6567 static void dump_ifidx(struct wpa_driver_nl80211_data
*drv
)
6569 char buf
[200], *pos
, *end
;
6573 end
= pos
+ sizeof(buf
);
6575 for (i
= 0; i
< drv
->num_if_indices
; i
++) {
6576 if (!drv
->if_indices
[i
])
6578 res
= os_snprintf(pos
, end
- pos
, " %d(%d)",
6580 drv
->if_indices_reason
[i
]);
6581 if (os_snprintf_error(end
- pos
, res
))
6587 wpa_printf(MSG_DEBUG
, "nl80211: if_indices[%d]:%s",
6588 drv
->num_if_indices
, buf
);
6592 static void add_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
6596 int *old
, *old_reason
;
6598 wpa_printf(MSG_DEBUG
,
6599 "nl80211: Add own interface ifindex %d (ifidx_reason %d)",
6600 ifidx
, ifidx_reason
);
6601 if (have_ifidx(drv
, ifidx
, ifidx_reason
)) {
6602 wpa_printf(MSG_DEBUG
, "nl80211: ifindex %d already in the list",
6606 for (i
= 0; i
< drv
->num_if_indices
; i
++) {
6607 if (drv
->if_indices
[i
] == 0) {
6608 drv
->if_indices
[i
] = ifidx
;
6609 drv
->if_indices_reason
[i
] = ifidx_reason
;
6615 if (drv
->if_indices
!= drv
->default_if_indices
)
6616 old
= drv
->if_indices
;
6620 if (drv
->if_indices_reason
!= drv
->default_if_indices_reason
)
6621 old_reason
= drv
->if_indices_reason
;
6625 drv
->if_indices
= os_realloc_array(old
, drv
->num_if_indices
+ 1,
6627 drv
->if_indices_reason
= os_realloc_array(old_reason
,
6628 drv
->num_if_indices
+ 1,
6630 if (!drv
->if_indices
) {
6632 drv
->if_indices
= drv
->default_if_indices
;
6634 drv
->if_indices
= old
;
6636 if (!drv
->if_indices_reason
) {
6638 drv
->if_indices_reason
= drv
->default_if_indices_reason
;
6640 drv
->if_indices_reason
= old_reason
;
6642 if (!drv
->if_indices
|| !drv
->if_indices_reason
) {
6643 wpa_printf(MSG_ERROR
, "Failed to reallocate memory for "
6645 wpa_printf(MSG_ERROR
, "Ignoring EAPOL on interface %d", ifidx
);
6649 os_memcpy(drv
->if_indices
, drv
->default_if_indices
,
6650 sizeof(drv
->default_if_indices
));
6652 os_memcpy(drv
->if_indices_reason
,
6653 drv
->default_if_indices_reason
,
6654 sizeof(drv
->default_if_indices_reason
));
6655 drv
->if_indices
[drv
->num_if_indices
] = ifidx
;
6656 drv
->if_indices_reason
[drv
->num_if_indices
] = ifidx_reason
;
6657 drv
->num_if_indices
++;
6662 static void del_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
6667 for (i
= 0; i
< drv
->num_if_indices
; i
++) {
6668 if ((drv
->if_indices
[i
] == ifidx
|| ifidx
== IFIDX_ANY
) &&
6669 (drv
->if_indices_reason
[i
] == ifidx_reason
||
6670 ifidx_reason
== IFIDX_ANY
)) {
6671 drv
->if_indices
[i
] = 0;
6679 static int have_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
6684 for (i
= 0; i
< drv
->num_if_indices
; i
++)
6685 if (drv
->if_indices
[i
] == ifidx
&&
6686 (drv
->if_indices_reason
[i
] == ifidx_reason
||
6687 ifidx_reason
== IFIDX_ANY
))
6694 static int i802_set_wds_sta(void *priv
, const u8
*addr
, int aid
, int val
,
6695 const char *bridge_ifname
, char *ifname_wds
)
6697 struct i802_bss
*bss
= priv
;
6698 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6699 char name
[IFNAMSIZ
+ 1];
6700 union wpa_event_data event
;
6703 ret
= os_snprintf(name
, sizeof(name
), "%s.sta%d", bss
->ifname
, aid
);
6704 if (ret
>= (int) sizeof(name
))
6705 wpa_printf(MSG_WARNING
,
6706 "nl80211: WDS interface name was truncated");
6711 os_strlcpy(ifname_wds
, name
, IFNAMSIZ
+ 1);
6713 wpa_printf(MSG_DEBUG
, "nl80211: Set WDS STA addr=" MACSTR
6714 " aid=%d val=%d name=%s", MAC2STR(addr
), aid
, val
, name
);
6716 if (!if_nametoindex(name
)) {
6717 if (nl80211_create_iface(drv
, name
,
6718 NL80211_IFTYPE_AP_VLAN
,
6719 bss
->addr
, 1, NULL
, NULL
, 0) <
6722 if (bridge_ifname
&&
6723 linux_br_add_if(drv
->global
->ioctl_sock
,
6724 bridge_ifname
, name
) < 0)
6727 os_memset(&event
, 0, sizeof(event
));
6728 event
.wds_sta_interface
.sta_addr
= addr
;
6729 event
.wds_sta_interface
.ifname
= name
;
6730 event
.wds_sta_interface
.istatus
= INTERFACE_ADDED
;
6731 wpa_supplicant_event(bss
->ctx
,
6732 EVENT_WDS_STA_INTERFACE_STATUS
,
6735 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, name
, 1)) {
6736 wpa_printf(MSG_ERROR
, "nl80211: Failed to set WDS STA "
6737 "interface %s up", name
);
6739 return i802_set_sta_vlan(priv
, addr
, name
, 0);
6741 if (bridge_ifname
&&
6742 linux_br_del_if(drv
->global
->ioctl_sock
, bridge_ifname
,
6744 wpa_printf(MSG_INFO
,
6745 "nl80211: Failed to remove interface %s from bridge %s: %s",
6746 name
, bridge_ifname
, strerror(errno
));
6748 i802_set_sta_vlan(priv
, addr
, bss
->ifname
, 0);
6749 nl80211_remove_iface(drv
, if_nametoindex(name
));
6750 os_memset(&event
, 0, sizeof(event
));
6751 event
.wds_sta_interface
.sta_addr
= addr
;
6752 event
.wds_sta_interface
.ifname
= name
;
6753 event
.wds_sta_interface
.istatus
= INTERFACE_REMOVED
;
6754 wpa_supplicant_event(bss
->ctx
, EVENT_WDS_STA_INTERFACE_STATUS
,
6761 static void handle_eapol(int sock
, void *eloop_ctx
, void *sock_ctx
)
6763 struct wpa_driver_nl80211_data
*drv
= eloop_ctx
;
6764 struct sockaddr_ll lladdr
;
6765 unsigned char buf
[3000];
6767 socklen_t fromlen
= sizeof(lladdr
);
6769 len
= recvfrom(sock
, buf
, sizeof(buf
), 0,
6770 (struct sockaddr
*)&lladdr
, &fromlen
);
6772 wpa_printf(MSG_ERROR
, "nl80211: EAPOL recv failed: %s",
6777 if (have_ifidx(drv
, lladdr
.sll_ifindex
, IFIDX_ANY
))
6778 drv_event_eapol_rx(drv
->ctx
, lladdr
.sll_addr
, buf
, len
);
6782 static int i802_check_bridge(struct wpa_driver_nl80211_data
*drv
,
6783 struct i802_bss
*bss
,
6784 const char *brname
, const char *ifname
)
6787 char in_br
[IFNAMSIZ
];
6789 os_strlcpy(bss
->brname
, brname
, IFNAMSIZ
);
6790 br_ifindex
= if_nametoindex(brname
);
6791 if (br_ifindex
== 0) {
6793 * Bridge was configured, but the bridge device does
6794 * not exist. Try to add it now.
6796 if (linux_br_add(drv
->global
->ioctl_sock
, brname
) < 0) {
6797 wpa_printf(MSG_ERROR
, "nl80211: Failed to add the "
6798 "bridge interface %s: %s",
6799 brname
, strerror(errno
));
6802 bss
->added_bridge
= 1;
6803 br_ifindex
= if_nametoindex(brname
);
6804 add_ifidx(drv
, br_ifindex
, drv
->ifindex
);
6806 bss
->br_ifindex
= br_ifindex
;
6808 if (linux_br_get(in_br
, ifname
) == 0) {
6809 if (os_strcmp(in_br
, brname
) == 0) {
6810 bss
->already_in_bridge
= 1;
6811 return 0; /* already in the bridge */
6814 wpa_printf(MSG_DEBUG
, "nl80211: Removing interface %s from "
6815 "bridge %s", ifname
, in_br
);
6816 if (linux_br_del_if(drv
->global
->ioctl_sock
, in_br
, ifname
) <
6818 wpa_printf(MSG_ERROR
, "nl80211: Failed to "
6819 "remove interface %s from bridge "
6821 ifname
, in_br
, strerror(errno
));
6826 wpa_printf(MSG_DEBUG
, "nl80211: Adding interface %s into bridge %s",
6828 if (linux_br_add_if(drv
->global
->ioctl_sock
, brname
, ifname
) < 0) {
6829 wpa_printf(MSG_ERROR
, "nl80211: Failed to add interface %s "
6830 "into bridge %s: %s",
6831 ifname
, brname
, strerror(errno
));
6834 bss
->added_if_into_bridge
= 1;
6840 static void *i802_init(struct hostapd_data
*hapd
,
6841 struct wpa_init_params
*params
)
6843 struct wpa_driver_nl80211_data
*drv
;
6844 struct i802_bss
*bss
;
6846 char master_ifname
[IFNAMSIZ
];
6847 int ifindex
, br_ifindex
= 0;
6850 bss
= wpa_driver_nl80211_drv_init(hapd
, params
->ifname
,
6851 params
->global_priv
, 1,
6852 params
->bssid
, params
->driver_params
);
6858 if (linux_br_get(master_ifname
, params
->ifname
) == 0) {
6859 wpa_printf(MSG_DEBUG
, "nl80211: Interface %s is in bridge %s",
6860 params
->ifname
, master_ifname
);
6861 br_ifindex
= if_nametoindex(master_ifname
);
6862 os_strlcpy(bss
->brname
, master_ifname
, IFNAMSIZ
);
6863 } else if ((params
->num_bridge
== 0 || !params
->bridge
[0]) &&
6864 linux_master_get(master_ifname
, params
->ifname
) == 0) {
6865 wpa_printf(MSG_DEBUG
, "nl80211: Interface %s is in master %s",
6866 params
->ifname
, master_ifname
);
6867 /* start listening for EAPOL on the master interface */
6868 add_ifidx(drv
, if_nametoindex(master_ifname
), drv
->ifindex
);
6870 /* check if master itself is under bridge */
6871 if (linux_br_get(master_ifname
, master_ifname
) == 0) {
6872 wpa_printf(MSG_DEBUG
, "nl80211: which is in bridge %s",
6874 br_ifindex
= if_nametoindex(master_ifname
);
6875 os_strlcpy(bss
->brname
, master_ifname
, IFNAMSIZ
);
6878 master_ifname
[0] = '\0';
6881 bss
->br_ifindex
= br_ifindex
;
6883 for (i
= 0; i
< params
->num_bridge
; i
++) {
6884 if (params
->bridge
[i
]) {
6885 ifindex
= if_nametoindex(params
->bridge
[i
]);
6887 add_ifidx(drv
, ifindex
, drv
->ifindex
);
6888 if (ifindex
== br_ifindex
)
6893 /* start listening for EAPOL on the default AP interface */
6894 add_ifidx(drv
, drv
->ifindex
, IFIDX_ANY
);
6896 if (params
->num_bridge
&& params
->bridge
[0]) {
6897 if (i802_check_bridge(drv
, bss
, params
->bridge
[0],
6898 params
->ifname
) < 0)
6900 if (os_strcmp(params
->bridge
[0], master_ifname
) != 0)
6904 if (!br_added
&& br_ifindex
&&
6905 (params
->num_bridge
== 0 || !params
->bridge
[0]))
6906 add_ifidx(drv
, br_ifindex
, drv
->ifindex
);
6908 #ifdef CONFIG_LIBNL3_ROUTE
6909 if (bss
->added_if_into_bridge
|| bss
->already_in_bridge
) {
6910 drv
->rtnl_sk
= nl_socket_alloc();
6911 if (drv
->rtnl_sk
== NULL
) {
6912 wpa_printf(MSG_ERROR
, "nl80211: Failed to allocate nl_sock");
6916 if (nl_connect(drv
->rtnl_sk
, NETLINK_ROUTE
)) {
6917 wpa_printf(MSG_ERROR
, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
6922 #endif /* CONFIG_LIBNL3_ROUTE */
6924 drv
->eapol_sock
= socket(PF_PACKET
, SOCK_DGRAM
, htons(ETH_P_PAE
));
6925 if (drv
->eapol_sock
< 0) {
6926 wpa_printf(MSG_ERROR
, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
6931 if (eloop_register_read_sock(drv
->eapol_sock
, handle_eapol
, drv
, NULL
))
6933 wpa_printf(MSG_INFO
, "nl80211: Could not register read socket for eapol");
6937 if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
6940 os_memcpy(drv
->perm_addr
, params
->own_addr
, ETH_ALEN
);
6942 memcpy(bss
->addr
, params
->own_addr
, ETH_ALEN
);
6947 wpa_driver_nl80211_deinit(bss
);
6952 static void i802_deinit(void *priv
)
6954 struct i802_bss
*bss
= priv
;
6955 wpa_driver_nl80211_deinit(bss
);
6959 static enum nl80211_iftype
wpa_driver_nl80211_if_type(
6960 enum wpa_driver_if_type type
)
6963 case WPA_IF_STATION
:
6964 return NL80211_IFTYPE_STATION
;
6965 case WPA_IF_P2P_CLIENT
:
6966 case WPA_IF_P2P_GROUP
:
6967 return NL80211_IFTYPE_P2P_CLIENT
;
6968 case WPA_IF_AP_VLAN
:
6969 return NL80211_IFTYPE_AP_VLAN
;
6971 return NL80211_IFTYPE_AP
;
6973 return NL80211_IFTYPE_P2P_GO
;
6974 case WPA_IF_P2P_DEVICE
:
6975 return NL80211_IFTYPE_P2P_DEVICE
;
6977 return NL80211_IFTYPE_MESH_POINT
;
6984 static int nl80211_addr_in_use(struct nl80211_global
*global
, const u8
*addr
)
6986 struct wpa_driver_nl80211_data
*drv
;
6987 dl_list_for_each(drv
, &global
->interfaces
,
6988 struct wpa_driver_nl80211_data
, list
) {
6989 if (os_memcmp(addr
, drv
->first_bss
->addr
, ETH_ALEN
) == 0)
6996 static int nl80211_vif_addr(struct wpa_driver_nl80211_data
*drv
, u8
*new_addr
)
7003 os_memcpy(new_addr
, drv
->first_bss
->addr
, ETH_ALEN
);
7004 for (idx
= 0; idx
< 64; idx
++) {
7005 new_addr
[0] = drv
->first_bss
->addr
[0] | 0x02;
7006 new_addr
[0] ^= idx
<< 2;
7007 if (!nl80211_addr_in_use(drv
->global
, new_addr
))
7013 wpa_printf(MSG_DEBUG
, "nl80211: Assigned new virtual interface address "
7014 MACSTR
, MAC2STR(new_addr
));
7023 u8 macaddr
[ETH_ALEN
];
7026 static int nl80211_wdev_handler(struct nl_msg
*msg
, void *arg
)
7028 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
7029 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
7030 struct wdev_info
*wi
= arg
;
7032 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
7033 genlmsg_attrlen(gnlh
, 0), NULL
);
7034 if (tb
[NL80211_ATTR_WDEV
]) {
7035 wi
->wdev_id
= nla_get_u64(tb
[NL80211_ATTR_WDEV
]);
7036 wi
->wdev_id_set
= 1;
7039 if (tb
[NL80211_ATTR_MAC
])
7040 os_memcpy(wi
->macaddr
, nla_data(tb
[NL80211_ATTR_MAC
]),
7047 static int wpa_driver_nl80211_if_add(void *priv
, enum wpa_driver_if_type type
,
7048 const char *ifname
, const u8
*addr
,
7049 void *bss_ctx
, void **drv_priv
,
7050 char *force_ifname
, u8
*if_addr
,
7051 const char *bridge
, int use_existing
,
7054 enum nl80211_iftype nlmode
;
7055 struct i802_bss
*bss
= priv
;
7056 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7061 os_memcpy(if_addr
, addr
, ETH_ALEN
);
7062 nlmode
= wpa_driver_nl80211_if_type(type
);
7063 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
) {
7064 struct wdev_info p2pdev_info
;
7066 os_memset(&p2pdev_info
, 0, sizeof(p2pdev_info
));
7067 ifidx
= nl80211_create_iface(drv
, ifname
, nlmode
, addr
,
7068 0, nl80211_wdev_handler
,
7069 &p2pdev_info
, use_existing
);
7070 if (!p2pdev_info
.wdev_id_set
|| ifidx
!= 0) {
7071 wpa_printf(MSG_ERROR
, "nl80211: Failed to create a P2P Device interface %s",
7076 drv
->global
->if_add_wdevid
= p2pdev_info
.wdev_id
;
7077 drv
->global
->if_add_wdevid_set
= p2pdev_info
.wdev_id_set
;
7078 if (!is_zero_ether_addr(p2pdev_info
.macaddr
))
7079 os_memcpy(if_addr
, p2pdev_info
.macaddr
, ETH_ALEN
);
7080 wpa_printf(MSG_DEBUG
, "nl80211: New P2P Device interface %s (0x%llx) created",
7082 (long long unsigned int) p2pdev_info
.wdev_id
);
7084 ifidx
= nl80211_create_iface(drv
, ifname
, nlmode
, addr
,
7085 0, NULL
, NULL
, use_existing
);
7086 if (use_existing
&& ifidx
== -ENFILE
) {
7088 ifidx
= if_nametoindex(ifname
);
7089 } else if (ifidx
< 0) {
7095 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
7096 os_memcpy(if_addr
, bss
->addr
, ETH_ALEN
);
7097 else if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
,
7098 ifname
, if_addr
) < 0) {
7100 nl80211_remove_iface(drv
, ifidx
);
7106 (type
== WPA_IF_P2P_CLIENT
|| type
== WPA_IF_P2P_GROUP
||
7107 type
== WPA_IF_P2P_GO
|| type
== WPA_IF_MESH
||
7108 type
== WPA_IF_STATION
)) {
7109 /* Enforce unique address */
7110 u8 new_addr
[ETH_ALEN
];
7112 if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
7115 nl80211_remove_iface(drv
, ifidx
);
7118 if (nl80211_addr_in_use(drv
->global
, new_addr
)) {
7119 wpa_printf(MSG_DEBUG
, "nl80211: Allocate new address "
7120 "for interface %s type %d", ifname
, type
);
7121 if (nl80211_vif_addr(drv
, new_addr
) < 0) {
7123 nl80211_remove_iface(drv
, ifidx
);
7126 if (linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
7129 nl80211_remove_iface(drv
, ifidx
);
7133 os_memcpy(if_addr
, new_addr
, ETH_ALEN
);
7136 if (type
== WPA_IF_AP_BSS
&& setup_ap
) {
7137 struct i802_bss
*new_bss
= os_zalloc(sizeof(*new_bss
));
7138 if (new_bss
== NULL
) {
7140 nl80211_remove_iface(drv
, ifidx
);
7145 i802_check_bridge(drv
, new_bss
, bridge
, ifname
) < 0) {
7146 wpa_printf(MSG_ERROR
, "nl80211: Failed to add the new "
7147 "interface %s to a bridge %s",
7150 nl80211_remove_iface(drv
, ifidx
);
7155 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, ifname
, 1))
7158 nl80211_remove_iface(drv
, ifidx
);
7162 os_strlcpy(new_bss
->ifname
, ifname
, IFNAMSIZ
);
7163 os_memcpy(new_bss
->addr
, if_addr
, ETH_ALEN
);
7164 new_bss
->ifindex
= ifidx
;
7166 new_bss
->next
= drv
->first_bss
->next
;
7167 new_bss
->freq
= drv
->first_bss
->freq
;
7168 new_bss
->ctx
= bss_ctx
;
7169 new_bss
->added_if
= added
;
7170 drv
->first_bss
->next
= new_bss
;
7172 *drv_priv
= new_bss
;
7173 nl80211_init_bss(new_bss
);
7175 /* Subscribe management frames for this WPA_IF_AP_BSS */
7176 if (nl80211_setup_ap(new_bss
))
7181 drv
->global
->if_add_ifindex
= ifidx
;
7184 * Some virtual interfaces need to process EAPOL packets and events on
7185 * the parent interface. This is used mainly with hostapd.
7189 nlmode
== NL80211_IFTYPE_AP_VLAN
||
7190 nlmode
== NL80211_IFTYPE_WDS
||
7191 nlmode
== NL80211_IFTYPE_MONITOR
))
7192 add_ifidx(drv
, ifidx
, IFIDX_ANY
);
7198 static int wpa_driver_nl80211_if_remove(struct i802_bss
*bss
,
7199 enum wpa_driver_if_type type
,
7202 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7203 int ifindex
= if_nametoindex(ifname
);
7205 wpa_printf(MSG_DEBUG
, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
7206 __func__
, type
, ifname
, ifindex
, bss
->added_if
);
7207 if (ifindex
> 0 && (bss
->added_if
|| bss
->ifindex
!= ifindex
))
7208 nl80211_remove_iface(drv
, ifindex
);
7209 else if (ifindex
> 0 && !bss
->added_if
) {
7210 struct wpa_driver_nl80211_data
*drv2
;
7211 dl_list_for_each(drv2
, &drv
->global
->interfaces
,
7212 struct wpa_driver_nl80211_data
, list
) {
7213 del_ifidx(drv2
, ifindex
, IFIDX_ANY
);
7214 del_ifidx(drv2
, IFIDX_ANY
, ifindex
);
7218 if (type
!= WPA_IF_AP_BSS
)
7221 if (bss
->added_if_into_bridge
) {
7222 if (linux_br_del_if(drv
->global
->ioctl_sock
, bss
->brname
,
7224 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
7225 "interface %s from bridge %s: %s",
7226 bss
->ifname
, bss
->brname
, strerror(errno
));
7228 if (bss
->added_bridge
) {
7229 if (linux_br_del(drv
->global
->ioctl_sock
, bss
->brname
) < 0)
7230 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
7232 bss
->brname
, strerror(errno
));
7235 if (bss
!= drv
->first_bss
) {
7236 struct i802_bss
*tbss
;
7238 wpa_printf(MSG_DEBUG
, "nl80211: Not the first BSS - remove it");
7239 for (tbss
= drv
->first_bss
; tbss
; tbss
= tbss
->next
) {
7240 if (tbss
->next
== bss
) {
7241 tbss
->next
= bss
->next
;
7242 /* Unsubscribe management frames */
7243 nl80211_teardown_ap(bss
);
7244 nl80211_destroy_bss(bss
);
7246 i802_set_iface_flags(bss
, 0);
7253 wpa_printf(MSG_INFO
, "nl80211: %s - could not find "
7254 "BSS %p in the list", __func__
, bss
);
7256 wpa_printf(MSG_DEBUG
, "nl80211: First BSS - reassign context");
7257 nl80211_teardown_ap(bss
);
7258 if (!bss
->added_if
&& !drv
->first_bss
->next
)
7259 wpa_driver_nl80211_del_beacon(bss
);
7260 nl80211_destroy_bss(bss
);
7262 i802_set_iface_flags(bss
, 0);
7263 if (drv
->first_bss
->next
) {
7264 drv
->first_bss
= drv
->first_bss
->next
;
7265 drv
->ctx
= drv
->first_bss
->ctx
;
7268 wpa_printf(MSG_DEBUG
, "nl80211: No second BSS to reassign context to");
7276 static int cookie_handler(struct nl_msg
*msg
, void *arg
)
7278 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
7279 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
7281 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
7282 genlmsg_attrlen(gnlh
, 0), NULL
);
7283 if (tb
[NL80211_ATTR_COOKIE
])
7284 *cookie
= nla_get_u64(tb
[NL80211_ATTR_COOKIE
]);
7289 static int nl80211_send_frame_cmd(struct i802_bss
*bss
,
7290 unsigned int freq
, unsigned int wait
,
7291 const u8
*buf
, size_t buf_len
,
7292 u64
*cookie_out
, int no_cck
, int no_ack
,
7293 int offchanok
, const u16
*csa_offs
,
7294 size_t csa_offs_len
)
7296 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7301 wpa_printf(MSG_MSGDUMP
, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
7302 "no_ack=%d offchanok=%d",
7303 freq
, wait
, no_cck
, no_ack
, offchanok
);
7304 wpa_hexdump(MSG_MSGDUMP
, "CMD_FRAME", buf
, buf_len
);
7306 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_FRAME
)) ||
7307 (freq
&& nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
)) ||
7308 (wait
&& nla_put_u32(msg
, NL80211_ATTR_DURATION
, wait
)) ||
7309 (offchanok
&& ((drv
->capa
.flags
& WPA_DRIVER_FLAGS_OFFCHANNEL_TX
) ||
7310 drv
->test_use_roc_tx
) &&
7311 nla_put_flag(msg
, NL80211_ATTR_OFFCHANNEL_TX_OK
)) ||
7312 (no_cck
&& nla_put_flag(msg
, NL80211_ATTR_TX_NO_CCK_RATE
)) ||
7313 (no_ack
&& nla_put_flag(msg
, NL80211_ATTR_DONT_WAIT_FOR_ACK
)) ||
7314 (csa_offs
&& nla_put(msg
, NL80211_ATTR_CSA_C_OFFSETS_TX
,
7315 csa_offs_len
* sizeof(u16
), csa_offs
)) ||
7316 nla_put(msg
, NL80211_ATTR_FRAME
, buf_len
, buf
))
7320 ret
= send_and_recv_msgs(drv
, msg
, cookie_handler
, &cookie
);
7323 wpa_printf(MSG_DEBUG
, "nl80211: Frame command failed: ret=%d "
7324 "(%s) (freq=%u wait=%u)", ret
, strerror(-ret
),
7327 wpa_printf(MSG_MSGDUMP
, "nl80211: Frame TX command accepted%s; "
7328 "cookie 0x%llx", no_ack
? " (no ACK)" : "",
7329 (long long unsigned int) cookie
);
7332 *cookie_out
= no_ack
? (u64
) -1 : cookie
;
7334 if (drv
->num_send_action_cookies
== MAX_SEND_ACTION_COOKIES
) {
7335 wpa_printf(MSG_DEBUG
,
7336 "nl80211: Drop oldest pending send action cookie 0x%llx",
7337 (long long unsigned int)
7338 drv
->send_action_cookies
[0]);
7339 os_memmove(&drv
->send_action_cookies
[0],
7340 &drv
->send_action_cookies
[1],
7341 (MAX_SEND_ACTION_COOKIES
- 1) *
7343 drv
->num_send_action_cookies
--;
7345 drv
->send_action_cookies
[drv
->num_send_action_cookies
] = cookie
;
7346 drv
->num_send_action_cookies
++;
7355 static int wpa_driver_nl80211_send_action(struct i802_bss
*bss
,
7357 unsigned int wait_time
,
7358 const u8
*dst
, const u8
*src
,
7360 const u8
*data
, size_t data_len
,
7363 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7366 struct ieee80211_hdr
*hdr
;
7368 wpa_printf(MSG_DEBUG
, "nl80211: Send Action frame (ifindex=%d, "
7369 "freq=%u MHz wait=%d ms no_cck=%d)",
7370 drv
->ifindex
, freq
, wait_time
, no_cck
);
7372 buf
= os_zalloc(24 + data_len
);
7375 os_memcpy(buf
+ 24, data
, data_len
);
7376 hdr
= (struct ieee80211_hdr
*) buf
;
7377 hdr
->frame_control
=
7378 IEEE80211_FC(WLAN_FC_TYPE_MGMT
, WLAN_FC_STYPE_ACTION
);
7379 os_memcpy(hdr
->addr1
, dst
, ETH_ALEN
);
7380 os_memcpy(hdr
->addr2
, src
, ETH_ALEN
);
7381 os_memcpy(hdr
->addr3
, bssid
, ETH_ALEN
);
7383 if (os_memcmp(bss
->addr
, src
, ETH_ALEN
) != 0) {
7384 wpa_printf(MSG_DEBUG
, "nl80211: Use random TA " MACSTR
,
7386 os_memcpy(bss
->rand_addr
, src
, ETH_ALEN
);
7388 os_memset(bss
->rand_addr
, 0, ETH_ALEN
);
7391 if (is_ap_interface(drv
->nlmode
) &&
7392 (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_OFFCHANNEL_TX
) ||
7393 (int) freq
== bss
->freq
|| drv
->device_ap_sme
||
7395 ret
= wpa_driver_nl80211_send_mlme(bss
, buf
, 24 + data_len
,
7397 wait_time
, NULL
, 0);
7399 ret
= nl80211_send_frame_cmd(bss
, freq
, wait_time
, buf
,
7401 &drv
->send_action_cookie
,
7402 no_cck
, 0, 1, NULL
, 0);
7409 static void nl80211_frame_wait_cancel(struct i802_bss
*bss
, u64 cookie
)
7411 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7415 wpa_printf(MSG_DEBUG
, "nl80211: Cancel TX frame wait: cookie=0x%llx",
7416 (long long unsigned int) cookie
);
7417 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_FRAME_WAIT_CANCEL
)) ||
7418 nla_put_u64(msg
, NL80211_ATTR_COOKIE
, cookie
)) {
7423 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7425 wpa_printf(MSG_DEBUG
, "nl80211: wait cancel failed: ret=%d "
7426 "(%s)", ret
, strerror(-ret
));
7430 static void wpa_driver_nl80211_send_action_cancel_wait(void *priv
)
7432 struct i802_bss
*bss
= priv
;
7433 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7437 /* Cancel the last pending TX cookie */
7438 nl80211_frame_wait_cancel(bss
, drv
->send_action_cookie
);
7441 * Cancel the other pending TX cookies, if any. This is needed since
7442 * the driver may keep a list of all pending offchannel TX operations
7443 * and free up the radio only once they have expired or cancelled.
7445 for (i
= drv
->num_send_action_cookies
; i
> 0; i
--) {
7446 cookie
= drv
->send_action_cookies
[i
- 1];
7447 if (cookie
!= drv
->send_action_cookie
)
7448 nl80211_frame_wait_cancel(bss
, cookie
);
7450 drv
->num_send_action_cookies
= 0;
7454 static int wpa_driver_nl80211_remain_on_channel(void *priv
, unsigned int freq
,
7455 unsigned int duration
)
7457 struct i802_bss
*bss
= priv
;
7458 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7463 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_REMAIN_ON_CHANNEL
)) ||
7464 nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
) ||
7465 nla_put_u32(msg
, NL80211_ATTR_DURATION
, duration
)) {
7471 ret
= send_and_recv_msgs(drv
, msg
, cookie_handler
, &cookie
);
7473 wpa_printf(MSG_DEBUG
, "nl80211: Remain-on-channel cookie "
7474 "0x%llx for freq=%u MHz duration=%u",
7475 (long long unsigned int) cookie
, freq
, duration
);
7476 drv
->remain_on_chan_cookie
= cookie
;
7477 drv
->pending_remain_on_chan
= 1;
7480 wpa_printf(MSG_DEBUG
, "nl80211: Failed to request remain-on-channel "
7481 "(freq=%d duration=%u): %d (%s)",
7482 freq
, duration
, ret
, strerror(-ret
));
7487 static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv
)
7489 struct i802_bss
*bss
= priv
;
7490 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7494 if (!drv
->pending_remain_on_chan
) {
7495 wpa_printf(MSG_DEBUG
, "nl80211: No pending remain-on-channel "
7500 wpa_printf(MSG_DEBUG
, "nl80211: Cancel remain-on-channel with cookie "
7502 (long long unsigned int) drv
->remain_on_chan_cookie
);
7504 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL
);
7506 nla_put_u64(msg
, NL80211_ATTR_COOKIE
, drv
->remain_on_chan_cookie
)) {
7511 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7514 wpa_printf(MSG_DEBUG
, "nl80211: Failed to cancel remain-on-channel: "
7515 "%d (%s)", ret
, strerror(-ret
));
7520 static int wpa_driver_nl80211_probe_req_report(struct i802_bss
*bss
, int report
)
7522 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7525 if (bss
->nl_preq
&& drv
->device_ap_sme
&&
7526 is_ap_interface(drv
->nlmode
) && !bss
->in_deinit
&&
7529 * Do not disable Probe Request reporting that was
7530 * enabled in nl80211_setup_ap().
7532 wpa_printf(MSG_DEBUG
, "nl80211: Skip disabling of "
7533 "Probe Request reporting nl_preq=%p while "
7534 "in AP mode", bss
->nl_preq
);
7535 } else if (bss
->nl_preq
) {
7536 wpa_printf(MSG_DEBUG
, "nl80211: Disable Probe Request "
7537 "reporting nl_preq=%p", bss
->nl_preq
);
7538 nl80211_destroy_eloop_handle(&bss
->nl_preq
, 0);
7544 wpa_printf(MSG_DEBUG
, "nl80211: Probe Request reporting "
7545 "already on! nl_preq=%p", bss
->nl_preq
);
7549 bss
->nl_preq
= nl_create_handle(drv
->global
->nl_cb
, "preq");
7550 if (bss
->nl_preq
== NULL
)
7552 wpa_printf(MSG_DEBUG
, "nl80211: Enable Probe Request "
7553 "reporting nl_preq=%p", bss
->nl_preq
);
7555 if (nl80211_register_frame(bss
, bss
->nl_preq
,
7556 (WLAN_FC_TYPE_MGMT
<< 2) |
7557 (WLAN_FC_STYPE_PROBE_REQ
<< 4),
7561 nl80211_register_eloop_read(&bss
->nl_preq
,
7562 wpa_driver_nl80211_event_receive
,
7568 nl_destroy_handles(&bss
->nl_preq
);
7573 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data
*drv
,
7574 int ifindex
, int disabled
)
7577 struct nlattr
*bands
, *band
;
7580 wpa_printf(MSG_DEBUG
,
7581 "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
7582 ifindex
, disabled
? "NL80211_TXRATE_LEGACY=OFDM-only" :
7583 "no NL80211_TXRATE_LEGACY constraint");
7585 msg
= nl80211_ifindex_msg(drv
, ifindex
, 0,
7586 NL80211_CMD_SET_TX_BITRATE_MASK
);
7590 bands
= nla_nest_start(msg
, NL80211_ATTR_TX_RATES
);
7595 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
7596 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
7597 * rates. All 5 GHz rates are left enabled.
7599 band
= nla_nest_start(msg
, NL80211_BAND_2GHZ
);
7601 (disabled
&& nla_put(msg
, NL80211_TXRATE_LEGACY
, 8,
7602 "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
7604 nla_nest_end(msg
, band
);
7606 nla_nest_end(msg
, bands
);
7608 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7610 wpa_printf(MSG_DEBUG
, "nl80211: Set TX rates failed: ret=%d "
7611 "(%s)", ret
, strerror(-ret
));
7613 drv
->disabled_11b_rates
= disabled
;
7623 static int wpa_driver_nl80211_deinit_ap(void *priv
)
7625 struct i802_bss
*bss
= priv
;
7626 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7627 if (!is_ap_interface(drv
->nlmode
))
7629 wpa_driver_nl80211_del_beacon(bss
);
7630 bss
->beacon_set
= 0;
7633 * If the P2P GO interface was dynamically added, then it is
7634 * possible that the interface change to station is not possible.
7636 if (drv
->nlmode
== NL80211_IFTYPE_P2P_GO
&& bss
->if_dynamic
)
7639 return wpa_driver_nl80211_set_mode(priv
, NL80211_IFTYPE_STATION
);
7643 static int wpa_driver_nl80211_stop_ap(void *priv
)
7645 struct i802_bss
*bss
= priv
;
7646 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7647 if (!is_ap_interface(drv
->nlmode
))
7649 wpa_driver_nl80211_del_beacon(bss
);
7650 bss
->beacon_set
= 0;
7655 static int wpa_driver_nl80211_deinit_p2p_cli(void *priv
)
7657 struct i802_bss
*bss
= priv
;
7658 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7659 if (drv
->nlmode
!= NL80211_IFTYPE_P2P_CLIENT
)
7663 * If the P2P Client interface was dynamically added, then it is
7664 * possible that the interface change to station is not possible.
7666 if (bss
->if_dynamic
)
7669 return wpa_driver_nl80211_set_mode(priv
, NL80211_IFTYPE_STATION
);
7673 static void wpa_driver_nl80211_resume(void *priv
)
7675 struct i802_bss
*bss
= priv
;
7676 enum nl80211_iftype nlmode
= nl80211_get_ifmode(bss
);
7678 if (i802_set_iface_flags(bss
, 1))
7679 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set interface up on resume event");
7681 if (is_p2p_net_interface(nlmode
))
7682 nl80211_disable_11b_rates(bss
->drv
, bss
->drv
->ifindex
, 1);
7686 static int nl80211_signal_monitor(void *priv
, int threshold
, int hysteresis
)
7688 struct i802_bss
*bss
= priv
;
7689 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7693 wpa_printf(MSG_DEBUG
, "nl80211: Signal monitor threshold=%d "
7694 "hysteresis=%d", threshold
, hysteresis
);
7696 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_CQM
)) ||
7697 !(cqm
= nla_nest_start(msg
, NL80211_ATTR_CQM
)) ||
7698 nla_put_u32(msg
, NL80211_ATTR_CQM_RSSI_THOLD
, threshold
) ||
7699 nla_put_u32(msg
, NL80211_ATTR_CQM_RSSI_HYST
, hysteresis
)) {
7703 nla_nest_end(msg
, cqm
);
7705 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7709 static int get_channel_width(struct nl_msg
*msg
, void *arg
)
7711 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
7712 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
7713 struct wpa_signal_info
*sig_change
= arg
;
7715 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
7716 genlmsg_attrlen(gnlh
, 0), NULL
);
7718 sig_change
->center_frq1
= -1;
7719 sig_change
->center_frq2
= -1;
7720 sig_change
->chanwidth
= CHAN_WIDTH_UNKNOWN
;
7722 if (tb
[NL80211_ATTR_CHANNEL_WIDTH
]) {
7723 sig_change
->chanwidth
= convert2width(
7724 nla_get_u32(tb
[NL80211_ATTR_CHANNEL_WIDTH
]));
7725 if (tb
[NL80211_ATTR_CENTER_FREQ1
])
7726 sig_change
->center_frq1
=
7727 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ1
]);
7728 if (tb
[NL80211_ATTR_CENTER_FREQ2
])
7729 sig_change
->center_frq2
=
7730 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ2
]);
7737 static int nl80211_get_channel_width(struct wpa_driver_nl80211_data
*drv
,
7738 struct wpa_signal_info
*sig
)
7742 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_GET_INTERFACE
);
7743 return send_and_recv_msgs(drv
, msg
, get_channel_width
, sig
);
7747 static int nl80211_signal_poll(void *priv
, struct wpa_signal_info
*si
)
7749 struct i802_bss
*bss
= priv
;
7750 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7753 os_memset(si
, 0, sizeof(*si
));
7754 res
= nl80211_get_link_signal(drv
, si
);
7756 if (drv
->nlmode
!= NL80211_IFTYPE_ADHOC
&&
7757 drv
->nlmode
!= NL80211_IFTYPE_MESH_POINT
)
7759 si
->current_signal
= 0;
7762 res
= nl80211_get_channel_width(drv
, si
);
7766 return nl80211_get_link_noise(drv
, si
);
7770 static int nl80211_send_frame(void *priv
, const u8
*data
, size_t data_len
,
7773 struct i802_bss
*bss
= priv
;
7774 return wpa_driver_nl80211_send_frame(bss
, data
, data_len
, encrypt
, 0,
7775 0, 0, 0, 0, NULL
, 0);
7779 static int nl80211_set_param(void *priv
, const char *param
)
7781 struct i802_bss
*bss
= priv
;
7782 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7786 wpa_printf(MSG_DEBUG
, "nl80211: driver param='%s'", param
);
7789 if (os_strstr(param
, "use_p2p_group_interface=1")) {
7790 wpa_printf(MSG_DEBUG
, "nl80211: Use separate P2P group "
7792 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_CONCURRENT
;
7793 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P
;
7795 #endif /* CONFIG_P2P */
7797 if (os_strstr(param
, "use_monitor=1"))
7798 drv
->use_monitor
= 1;
7800 if (os_strstr(param
, "force_connect_cmd=1")) {
7801 drv
->capa
.flags
&= ~WPA_DRIVER_FLAGS_SME
;
7802 drv
->force_connect_cmd
= 1;
7805 if (os_strstr(param
, "force_bss_selection=1"))
7806 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_BSS_SELECTION
;
7808 if (os_strstr(param
, "no_offchannel_tx=1")) {
7809 drv
->capa
.flags
&= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX
;
7810 drv
->test_use_roc_tx
= 1;
7817 static void * nl80211_global_init(void *ctx
)
7819 struct nl80211_global
*global
;
7820 struct netlink_config
*cfg
;
7822 global
= os_zalloc(sizeof(*global
));
7826 global
->ioctl_sock
= -1;
7827 dl_list_init(&global
->interfaces
);
7828 global
->if_add_ifindex
= -1;
7830 cfg
= os_zalloc(sizeof(*cfg
));
7835 cfg
->newlink_cb
= wpa_driver_nl80211_event_rtm_newlink
;
7836 cfg
->dellink_cb
= wpa_driver_nl80211_event_rtm_dellink
;
7837 global
->netlink
= netlink_init(cfg
);
7838 if (global
->netlink
== NULL
) {
7843 if (wpa_driver_nl80211_init_nl_global(global
) < 0)
7846 global
->ioctl_sock
= socket(PF_INET
, SOCK_DGRAM
, 0);
7847 if (global
->ioctl_sock
< 0) {
7848 wpa_printf(MSG_ERROR
, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
7856 nl80211_global_deinit(global
);
7861 static void nl80211_global_deinit(void *priv
)
7863 struct nl80211_global
*global
= priv
;
7866 if (!dl_list_empty(&global
->interfaces
)) {
7867 wpa_printf(MSG_ERROR
, "nl80211: %u interface(s) remain at "
7868 "nl80211_global_deinit",
7869 dl_list_len(&global
->interfaces
));
7872 if (global
->netlink
)
7873 netlink_deinit(global
->netlink
);
7875 nl_destroy_handles(&global
->nl
);
7877 if (global
->nl_event
)
7878 nl80211_destroy_eloop_handle(&global
->nl_event
, 0);
7880 nl_cb_put(global
->nl_cb
);
7882 if (global
->ioctl_sock
>= 0)
7883 close(global
->ioctl_sock
);
7889 static const char * nl80211_get_radio_name(void *priv
)
7891 struct i802_bss
*bss
= priv
;
7892 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7893 return drv
->phyname
;
7897 static int nl80211_pmkid(struct i802_bss
*bss
, int cmd
,
7898 struct wpa_pmkid_params
*params
)
7901 const size_t PMK_MAX_LEN
= 48; /* current cfg80211 limit */
7903 if (!(msg
= nl80211_bss_msg(bss
, 0, cmd
)) ||
7905 nla_put(msg
, NL80211_ATTR_PMKID
, 16, params
->pmkid
)) ||
7907 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
)) ||
7908 (params
->ssid_len
&&
7909 nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
, params
->ssid
)) ||
7910 (params
->fils_cache_id
&&
7911 nla_put(msg
, NL80211_ATTR_FILS_CACHE_ID
, 2,
7912 params
->fils_cache_id
)) ||
7913 (params
->pmk_len
&& params
->pmk_len
<= PMK_MAX_LEN
&&
7914 nla_put(msg
, NL80211_ATTR_PMK
, params
->pmk_len
, params
->pmk
))) {
7919 return send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
7923 static int nl80211_add_pmkid(void *priv
, struct wpa_pmkid_params
*params
)
7925 struct i802_bss
*bss
= priv
;
7929 wpa_printf(MSG_DEBUG
, "nl80211: Add PMKID for " MACSTR
,
7930 MAC2STR(params
->bssid
));
7931 else if (params
->fils_cache_id
&& params
->ssid_len
) {
7932 wpa_printf(MSG_DEBUG
,
7933 "nl80211: Add PMKSA for cache id %02x%02x SSID %s",
7934 params
->fils_cache_id
[0], params
->fils_cache_id
[1],
7935 wpa_ssid_txt(params
->ssid
, params
->ssid_len
));
7938 ret
= nl80211_pmkid(bss
, NL80211_CMD_SET_PMKSA
, params
);
7940 wpa_printf(MSG_DEBUG
,
7941 "nl80211: NL80211_CMD_SET_PMKSA failed: %d (%s)",
7942 ret
, strerror(-ret
));
7949 static int nl80211_remove_pmkid(void *priv
, struct wpa_pmkid_params
*params
)
7951 struct i802_bss
*bss
= priv
;
7955 wpa_printf(MSG_DEBUG
, "nl80211: Delete PMKID for " MACSTR
,
7956 MAC2STR(params
->bssid
));
7957 else if (params
->fils_cache_id
&& params
->ssid_len
) {
7958 wpa_printf(MSG_DEBUG
,
7959 "nl80211: Delete PMKSA for cache id %02x%02x SSID %s",
7960 params
->fils_cache_id
[0], params
->fils_cache_id
[1],
7961 wpa_ssid_txt(params
->ssid
, params
->ssid_len
));
7964 ret
= nl80211_pmkid(bss
, NL80211_CMD_DEL_PMKSA
, params
);
7966 wpa_printf(MSG_DEBUG
,
7967 "nl80211: NL80211_CMD_DEL_PMKSA failed: %d (%s)",
7968 ret
, strerror(-ret
));
7975 static int nl80211_flush_pmkid(void *priv
)
7977 struct i802_bss
*bss
= priv
;
7980 wpa_printf(MSG_DEBUG
, "nl80211: Flush PMKIDs");
7981 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_FLUSH_PMKSA
);
7984 return send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
7988 static void clean_survey_results(struct survey_results
*survey_results
)
7990 struct freq_survey
*survey
, *tmp
;
7992 if (dl_list_empty(&survey_results
->survey_list
))
7995 dl_list_for_each_safe(survey
, tmp
, &survey_results
->survey_list
,
7996 struct freq_survey
, list
) {
7997 dl_list_del(&survey
->list
);
8003 static void add_survey(struct nlattr
**sinfo
, u32 ifidx
,
8004 struct dl_list
*survey_list
)
8006 struct freq_survey
*survey
;
8008 survey
= os_zalloc(sizeof(struct freq_survey
));
8012 survey
->ifidx
= ifidx
;
8013 survey
->freq
= nla_get_u32(sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]);
8016 if (sinfo
[NL80211_SURVEY_INFO_NOISE
]) {
8017 survey
->nf
= (int8_t)
8018 nla_get_u8(sinfo
[NL80211_SURVEY_INFO_NOISE
]);
8019 survey
->filled
|= SURVEY_HAS_NF
;
8022 if (sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME
]) {
8023 survey
->channel_time
=
8024 nla_get_u64(sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME
]);
8025 survey
->filled
|= SURVEY_HAS_CHAN_TIME
;
8028 if (sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY
]) {
8029 survey
->channel_time_busy
=
8030 nla_get_u64(sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY
]);
8031 survey
->filled
|= SURVEY_HAS_CHAN_TIME_BUSY
;
8034 if (sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_RX
]) {
8035 survey
->channel_time_rx
=
8036 nla_get_u64(sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_RX
]);
8037 survey
->filled
|= SURVEY_HAS_CHAN_TIME_RX
;
8040 if (sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_TX
]) {
8041 survey
->channel_time_tx
=
8042 nla_get_u64(sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_TX
]);
8043 survey
->filled
|= SURVEY_HAS_CHAN_TIME_TX
;
8046 wpa_printf(MSG_DEBUG
, "nl80211: Freq survey dump event (freq=%d MHz noise=%d channel_time=%ld busy_time=%ld tx_time=%ld rx_time=%ld filled=%04x)",
8049 (unsigned long int) survey
->channel_time
,
8050 (unsigned long int) survey
->channel_time_busy
,
8051 (unsigned long int) survey
->channel_time_tx
,
8052 (unsigned long int) survey
->channel_time_rx
,
8055 dl_list_add_tail(survey_list
, &survey
->list
);
8059 static int check_survey_ok(struct nlattr
**sinfo
, u32 surveyed_freq
,
8060 unsigned int freq_filter
)
8065 return freq_filter
== surveyed_freq
;
8069 static int survey_handler(struct nl_msg
*msg
, void *arg
)
8071 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
8072 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
8073 struct nlattr
*sinfo
[NL80211_SURVEY_INFO_MAX
+ 1];
8074 struct survey_results
*survey_results
;
8075 u32 surveyed_freq
= 0;
8078 static struct nla_policy survey_policy
[NL80211_SURVEY_INFO_MAX
+ 1] = {
8079 [NL80211_SURVEY_INFO_FREQUENCY
] = { .type
= NLA_U32
},
8080 [NL80211_SURVEY_INFO_NOISE
] = { .type
= NLA_U8
},
8083 survey_results
= (struct survey_results
*) arg
;
8085 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
8086 genlmsg_attrlen(gnlh
, 0), NULL
);
8088 if (!tb
[NL80211_ATTR_IFINDEX
])
8091 ifidx
= nla_get_u32(tb
[NL80211_ATTR_IFINDEX
]);
8093 if (!tb
[NL80211_ATTR_SURVEY_INFO
])
8096 if (nla_parse_nested(sinfo
, NL80211_SURVEY_INFO_MAX
,
8097 tb
[NL80211_ATTR_SURVEY_INFO
],
8101 if (!sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]) {
8102 wpa_printf(MSG_ERROR
, "nl80211: Invalid survey data");
8106 surveyed_freq
= nla_get_u32(sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]);
8108 if (!check_survey_ok(sinfo
, surveyed_freq
,
8109 survey_results
->freq_filter
))
8112 if (survey_results
->freq_filter
&&
8113 survey_results
->freq_filter
!= surveyed_freq
) {
8114 wpa_printf(MSG_EXCESSIVE
, "nl80211: Ignoring survey data for freq %d MHz",
8119 add_survey(sinfo
, ifidx
, &survey_results
->survey_list
);
8125 static int wpa_driver_nl80211_get_survey(void *priv
, unsigned int freq
)
8127 struct i802_bss
*bss
= priv
;
8128 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8131 union wpa_event_data data
;
8132 struct survey_results
*survey_results
;
8134 os_memset(&data
, 0, sizeof(data
));
8135 survey_results
= &data
.survey_results
;
8137 dl_list_init(&survey_results
->survey_list
);
8139 msg
= nl80211_drv_msg(drv
, NLM_F_DUMP
, NL80211_CMD_GET_SURVEY
);
8144 data
.survey_results
.freq_filter
= freq
;
8147 wpa_printf(MSG_DEBUG
, "nl80211: Fetch survey data");
8148 err
= send_and_recv_msgs(drv
, msg
, survey_handler
,
8153 wpa_printf(MSG_ERROR
, "nl80211: Failed to process survey data");
8155 wpa_supplicant_event(drv
->ctx
, EVENT_SURVEY
, &data
);
8157 clean_survey_results(survey_results
);
8162 static void nl80211_set_rekey_info(void *priv
, const u8
*kek
, size_t kek_len
,
8163 const u8
*kck
, size_t kck_len
,
8164 const u8
*replay_ctr
)
8166 struct i802_bss
*bss
= priv
;
8167 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8168 struct nlattr
*replay_nested
;
8172 if (!drv
->set_rekey_offload
)
8175 wpa_printf(MSG_DEBUG
, "nl80211: Set rekey offload");
8176 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_REKEY_OFFLOAD
)) ||
8177 !(replay_nested
= nla_nest_start(msg
, NL80211_ATTR_REKEY_DATA
)) ||
8178 nla_put(msg
, NL80211_REKEY_DATA_KEK
, kek_len
, kek
) ||
8179 (kck_len
&& nla_put(msg
, NL80211_REKEY_DATA_KCK
, kck_len
, kck
)) ||
8180 nla_put(msg
, NL80211_REKEY_DATA_REPLAY_CTR
, NL80211_REPLAY_CTR_LEN
,
8182 nl80211_nlmsg_clear(msg
);
8187 nla_nest_end(msg
, replay_nested
);
8189 ret
= send_and_recv_msgs(drv
, msg
, NULL
, (void *) -1);
8190 if (ret
== -EOPNOTSUPP
) {
8191 wpa_printf(MSG_DEBUG
,
8192 "nl80211: Driver does not support rekey offload");
8193 drv
->set_rekey_offload
= 0;
8198 static void nl80211_send_null_frame(struct i802_bss
*bss
, const u8
*own_addr
,
8199 const u8
*addr
, int qos
)
8201 /* send data frame to poll STA and check whether
8202 * this frame is ACKed */
8204 struct ieee80211_hdr hdr
;
8206 } STRUCT_PACKED nulldata
;
8209 /* Send data frame to poll STA and check whether this frame is ACKed */
8211 os_memset(&nulldata
, 0, sizeof(nulldata
));
8214 nulldata
.hdr
.frame_control
=
8215 IEEE80211_FC(WLAN_FC_TYPE_DATA
,
8216 WLAN_FC_STYPE_QOS_NULL
);
8217 size
= sizeof(nulldata
);
8219 nulldata
.hdr
.frame_control
=
8220 IEEE80211_FC(WLAN_FC_TYPE_DATA
,
8221 WLAN_FC_STYPE_NULLFUNC
);
8222 size
= sizeof(struct ieee80211_hdr
);
8225 nulldata
.hdr
.frame_control
|= host_to_le16(WLAN_FC_FROMDS
);
8226 os_memcpy(nulldata
.hdr
.IEEE80211_DA_FROMDS
, addr
, ETH_ALEN
);
8227 os_memcpy(nulldata
.hdr
.IEEE80211_BSSID_FROMDS
, own_addr
, ETH_ALEN
);
8228 os_memcpy(nulldata
.hdr
.IEEE80211_SA_FROMDS
, own_addr
, ETH_ALEN
);
8230 if (wpa_driver_nl80211_send_mlme(bss
, (u8
*) &nulldata
, size
, 0, 0, 0,
8232 wpa_printf(MSG_DEBUG
, "nl80211_send_null_frame: Failed to "
8236 static void nl80211_poll_client(void *priv
, const u8
*own_addr
, const u8
*addr
,
8239 struct i802_bss
*bss
= priv
;
8240 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8244 if (!drv
->poll_command_supported
) {
8245 nl80211_send_null_frame(bss
, own_addr
, addr
, qos
);
8249 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_PROBE_CLIENT
)) ||
8250 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) {
8255 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8257 wpa_printf(MSG_DEBUG
, "nl80211: Client probe request for "
8258 MACSTR
" failed: ret=%d (%s)",
8259 MAC2STR(addr
), ret
, strerror(-ret
));
8264 static int nl80211_set_power_save(struct i802_bss
*bss
, int enabled
)
8269 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_POWER_SAVE
)) ||
8270 nla_put_u32(msg
, NL80211_ATTR_PS_STATE
,
8271 enabled
? NL80211_PS_ENABLED
: NL80211_PS_DISABLED
)) {
8276 ret
= send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
8278 wpa_printf(MSG_DEBUG
,
8279 "nl80211: Setting PS state %s failed: %d (%s)",
8280 enabled
? "enabled" : "disabled",
8281 ret
, strerror(-ret
));
8287 static int nl80211_set_p2p_powersave(void *priv
, int legacy_ps
, int opp_ps
,
8290 struct i802_bss
*bss
= priv
;
8292 wpa_printf(MSG_DEBUG
, "nl80211: set_p2p_powersave (legacy_ps=%d "
8293 "opp_ps=%d ctwindow=%d)", legacy_ps
, opp_ps
, ctwindow
);
8295 if (opp_ps
!= -1 || ctwindow
!= -1) {
8297 wpa_driver_set_p2p_ps(priv
, legacy_ps
, opp_ps
, ctwindow
);
8298 #else /* ANDROID_P2P */
8299 return -1; /* Not yet supported */
8300 #endif /* ANDROID_P2P */
8303 if (legacy_ps
== -1)
8305 if (legacy_ps
!= 0 && legacy_ps
!= 1)
8306 return -1; /* Not yet supported */
8308 return nl80211_set_power_save(bss
, legacy_ps
);
8312 static int nl80211_start_radar_detection(void *priv
,
8313 struct hostapd_freq_params
*freq
)
8315 struct i802_bss
*bss
= priv
;
8316 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8320 wpa_printf(MSG_DEBUG
, "nl80211: Start radar detection (CAC) %d MHz (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
8321 freq
->freq
, freq
->ht_enabled
, freq
->vht_enabled
,
8322 freq
->bandwidth
, freq
->center_freq1
, freq
->center_freq2
);
8324 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_RADAR
)) {
8325 wpa_printf(MSG_DEBUG
, "nl80211: Driver does not support radar "
8330 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_RADAR_DETECT
)) ||
8331 nl80211_put_freq_params(msg
, freq
) < 0) {
8336 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8339 wpa_printf(MSG_DEBUG
, "nl80211: Failed to start radar detection: "
8340 "%d (%s)", ret
, strerror(-ret
));
8346 static int nl80211_send_tdls_mgmt(void *priv
, const u8
*dst
, u8 action_code
,
8347 u8 dialog_token
, u16 status_code
,
8348 u32 peer_capab
, int initiator
, const u8
*buf
,
8351 struct i802_bss
*bss
= priv
;
8352 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8355 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
))
8361 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_TDLS_MGMT
)) ||
8362 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, dst
) ||
8363 nla_put_u8(msg
, NL80211_ATTR_TDLS_ACTION
, action_code
) ||
8364 nla_put_u8(msg
, NL80211_ATTR_TDLS_DIALOG_TOKEN
, dialog_token
) ||
8365 nla_put_u16(msg
, NL80211_ATTR_STATUS_CODE
, status_code
))
8369 * The internal enum tdls_peer_capability definition is
8370 * currently identical with the nl80211 enum
8371 * nl80211_tdls_peer_capability, so no conversion is needed
8374 if (nla_put_u32(msg
, NL80211_ATTR_TDLS_PEER_CAPABILITY
,
8379 nla_put_flag(msg
, NL80211_ATTR_TDLS_INITIATOR
)) ||
8380 nla_put(msg
, NL80211_ATTR_IE
, len
, buf
))
8383 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8391 static int nl80211_tdls_oper(void *priv
, enum tdls_oper oper
, const u8
*peer
)
8393 struct i802_bss
*bss
= priv
;
8394 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8396 enum nl80211_tdls_operation nl80211_oper
;
8399 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
))
8403 case TDLS_DISCOVERY_REQ
:
8404 nl80211_oper
= NL80211_TDLS_DISCOVERY_REQ
;
8407 nl80211_oper
= NL80211_TDLS_SETUP
;
8410 nl80211_oper
= NL80211_TDLS_TEARDOWN
;
8412 case TDLS_ENABLE_LINK
:
8413 nl80211_oper
= NL80211_TDLS_ENABLE_LINK
;
8415 case TDLS_DISABLE_LINK
:
8416 nl80211_oper
= NL80211_TDLS_DISABLE_LINK
;
8426 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_TDLS_OPER
)) ||
8427 nla_put_u8(msg
, NL80211_ATTR_TDLS_OPERATION
, nl80211_oper
) ||
8428 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, peer
)) {
8433 res
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8434 wpa_printf(MSG_DEBUG
, "nl80211: TDLS_OPER: oper=%d mac=" MACSTR
8435 " --> res=%d (%s)", nl80211_oper
, MAC2STR(peer
), res
,
8442 nl80211_tdls_enable_channel_switch(void *priv
, const u8
*addr
, u8 oper_class
,
8443 const struct hostapd_freq_params
*params
)
8445 struct i802_bss
*bss
= priv
;
8446 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8450 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
) ||
8451 !(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH
))
8454 wpa_printf(MSG_DEBUG
, "nl80211: Enable TDLS channel switch " MACSTR
8455 " oper_class=%u freq=%u",
8456 MAC2STR(addr
), oper_class
, params
->freq
);
8457 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH
);
8459 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
8460 nla_put_u8(msg
, NL80211_ATTR_OPER_CLASS
, oper_class
) ||
8461 (ret
= nl80211_put_freq_params(msg
, params
))) {
8463 wpa_printf(MSG_DEBUG
, "nl80211: Could not build TDLS chan switch");
8467 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8472 nl80211_tdls_disable_channel_switch(void *priv
, const u8
*addr
)
8474 struct i802_bss
*bss
= priv
;
8475 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8478 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
) ||
8479 !(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH
))
8482 wpa_printf(MSG_DEBUG
, "nl80211: Disable TDLS channel switch " MACSTR
,
8484 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH
);
8486 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) {
8488 wpa_printf(MSG_DEBUG
,
8489 "nl80211: Could not build TDLS cancel chan switch");
8493 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8496 #endif /* CONFIG TDLS */
8499 static int driver_nl80211_set_key(const char *ifname
, void *priv
,
8500 enum wpa_alg alg
, const u8
*addr
,
8501 int key_idx
, int set_tx
,
8502 const u8
*seq
, size_t seq_len
,
8503 const u8
*key
, size_t key_len
)
8505 struct i802_bss
*bss
= priv
;
8506 return wpa_driver_nl80211_set_key(ifname
, bss
, alg
, addr
, key_idx
,
8507 set_tx
, seq
, seq_len
, key
, key_len
);
8511 static int driver_nl80211_scan2(void *priv
,
8512 struct wpa_driver_scan_params
*params
)
8514 struct i802_bss
*bss
= priv
;
8515 #ifdef CONFIG_DRIVER_NL80211_QCA
8516 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8519 * Do a vendor specific scan if possible. If only_new_results is
8520 * set, do a normal scan since a kernel (cfg80211) BSS cache flush
8521 * cannot be achieved through a vendor scan. The below condition may
8522 * need to be modified if new scan flags are added in the future whose
8523 * functionality can only be achieved through a normal scan.
8525 if (drv
->scan_vendor_cmd_avail
&& !params
->only_new_results
)
8526 return wpa_driver_nl80211_vendor_scan(bss
, params
);
8527 #endif /* CONFIG_DRIVER_NL80211_QCA */
8528 return wpa_driver_nl80211_scan(bss
, params
);
8532 static int driver_nl80211_deauthenticate(void *priv
, const u8
*addr
,
8535 struct i802_bss
*bss
= priv
;
8536 return wpa_driver_nl80211_deauthenticate(bss
, addr
, reason_code
);
8540 static int driver_nl80211_authenticate(void *priv
,
8541 struct wpa_driver_auth_params
*params
)
8543 struct i802_bss
*bss
= priv
;
8544 return wpa_driver_nl80211_authenticate(bss
, params
);
8548 static void driver_nl80211_deinit(void *priv
)
8550 struct i802_bss
*bss
= priv
;
8551 wpa_driver_nl80211_deinit(bss
);
8555 static int driver_nl80211_if_remove(void *priv
, enum wpa_driver_if_type type
,
8558 struct i802_bss
*bss
= priv
;
8559 return wpa_driver_nl80211_if_remove(bss
, type
, ifname
);
8563 static int driver_nl80211_send_mlme(void *priv
, const u8
*data
,
8564 size_t data_len
, int noack
,
8566 const u16
*csa_offs
, size_t csa_offs_len
)
8568 struct i802_bss
*bss
= priv
;
8569 return wpa_driver_nl80211_send_mlme(bss
, data
, data_len
, noack
,
8570 freq
, 0, 0, 0, csa_offs
,
8575 static int driver_nl80211_sta_remove(void *priv
, const u8
*addr
)
8577 struct i802_bss
*bss
= priv
;
8578 return wpa_driver_nl80211_sta_remove(bss
, addr
, -1, 0);
8582 static int driver_nl80211_set_sta_vlan(void *priv
, const u8
*addr
,
8583 const char *ifname
, int vlan_id
)
8585 struct i802_bss
*bss
= priv
;
8586 return i802_set_sta_vlan(bss
, addr
, ifname
, vlan_id
);
8590 static int driver_nl80211_read_sta_data(void *priv
,
8591 struct hostap_sta_driver_data
*data
,
8594 struct i802_bss
*bss
= priv
;
8596 os_memset(data
, 0, sizeof(*data
));
8597 return i802_read_sta_data(bss
, data
, addr
);
8601 static int driver_nl80211_send_action(void *priv
, unsigned int freq
,
8602 unsigned int wait_time
,
8603 const u8
*dst
, const u8
*src
,
8605 const u8
*data
, size_t data_len
,
8608 struct i802_bss
*bss
= priv
;
8609 return wpa_driver_nl80211_send_action(bss
, freq
, wait_time
, dst
, src
,
8610 bssid
, data
, data_len
, no_cck
);
8614 static int driver_nl80211_probe_req_report(void *priv
, int report
)
8616 struct i802_bss
*bss
= priv
;
8617 return wpa_driver_nl80211_probe_req_report(bss
, report
);
8621 static int wpa_driver_nl80211_update_ft_ies(void *priv
, const u8
*md
,
8622 const u8
*ies
, size_t ies_len
)
8626 struct i802_bss
*bss
= priv
;
8627 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8628 u16 mdid
= WPA_GET_LE16(md
);
8630 wpa_printf(MSG_DEBUG
, "nl80211: Updating FT IEs");
8631 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_UPDATE_FT_IES
)) ||
8632 nla_put(msg
, NL80211_ATTR_IE
, ies_len
, ies
) ||
8633 nla_put_u16(msg
, NL80211_ATTR_MDID
, mdid
)) {
8638 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8640 wpa_printf(MSG_DEBUG
, "nl80211: update_ft_ies failed "
8641 "err=%d (%s)", ret
, strerror(-ret
));
8648 static const u8
* wpa_driver_nl80211_get_macaddr(void *priv
)
8650 struct i802_bss
*bss
= priv
;
8651 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8653 if (drv
->nlmode
!= NL80211_IFTYPE_P2P_DEVICE
)
8660 static const char * scan_state_str(enum scan_states scan_state
)
8662 switch (scan_state
) {
8665 case SCAN_REQUESTED
:
8666 return "SCAN_REQUESTED";
8668 return "SCAN_STARTED";
8669 case SCAN_COMPLETED
:
8670 return "SCAN_COMPLETED";
8672 return "SCAN_ABORTED";
8673 case SCHED_SCAN_STARTED
:
8674 return "SCHED_SCAN_STARTED";
8675 case SCHED_SCAN_STOPPED
:
8676 return "SCHED_SCAN_STOPPED";
8677 case SCHED_SCAN_RESULTS
:
8678 return "SCHED_SCAN_RESULTS";
8685 static int wpa_driver_nl80211_status(void *priv
, char *buf
, size_t buflen
)
8687 struct i802_bss
*bss
= priv
;
8688 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8692 char alpha2
[3] = { 0, 0, 0 };
8697 res
= os_snprintf(pos
, end
- pos
,
8709 bss
->beacon_set
? "beacon_set=1\n" : "",
8710 bss
->added_if_into_bridge
?
8711 "added_if_into_bridge=1\n" : "",
8712 bss
->already_in_bridge
? "already_in_bridge=1\n" : "",
8713 bss
->added_bridge
? "added_bridge=1\n" : "",
8714 bss
->in_deinit
? "in_deinit=1\n" : "",
8715 bss
->if_dynamic
? "if_dynamic=1\n" : "");
8716 if (os_snprintf_error(end
- pos
, res
))
8720 if (bss
->wdev_id_set
) {
8721 res
= os_snprintf(pos
, end
- pos
, "wdev_id=%llu\n",
8722 (unsigned long long) bss
->wdev_id
);
8723 if (os_snprintf_error(end
- pos
, res
))
8728 res
= os_snprintf(pos
, end
- pos
,
8730 "perm_addr=" MACSTR
"\n"
8734 "auth_bssid=" MACSTR
"\n"
8735 "auth_attempt_bssid=" MACSTR
"\n"
8736 "bssid=" MACSTR
"\n"
8737 "prev_bssid=" MACSTR
"\n"
8741 "monitor_ifidx=%d\n"
8742 "monitor_refcount=%d\n"
8743 "last_mgmt_freq=%u\n"
8744 "eapol_tx_sock=%d\n"
8745 "%s%s%s%s%s%s%s%s%s%s%s%s%s",
8747 MAC2STR(drv
->perm_addr
),
8750 scan_state_str(drv
->scan_state
),
8751 MAC2STR(drv
->auth_bssid
),
8752 MAC2STR(drv
->auth_attempt_bssid
),
8753 MAC2STR(drv
->bssid
),
8754 MAC2STR(drv
->prev_bssid
),
8759 drv
->monitor_refcount
,
8760 drv
->last_mgmt_freq
,
8762 drv
->ignore_if_down_event
?
8763 "ignore_if_down_event=1\n" : "",
8764 drv
->scan_complete_events
?
8765 "scan_complete_events=1\n" : "",
8766 drv
->disabled_11b_rates
?
8767 "disabled_11b_rates=1\n" : "",
8768 drv
->pending_remain_on_chan
?
8769 "pending_remain_on_chan=1\n" : "",
8770 drv
->in_interface_list
? "in_interface_list=1\n" : "",
8771 drv
->device_ap_sme
? "device_ap_sme=1\n" : "",
8772 drv
->poll_command_supported
?
8773 "poll_command_supported=1\n" : "",
8774 drv
->data_tx_status
? "data_tx_status=1\n" : "",
8775 drv
->scan_for_auth
? "scan_for_auth=1\n" : "",
8776 drv
->retry_auth
? "retry_auth=1\n" : "",
8777 drv
->use_monitor
? "use_monitor=1\n" : "",
8778 drv
->ignore_next_local_disconnect
?
8779 "ignore_next_local_disconnect=1\n" : "",
8780 drv
->ignore_next_local_deauth
?
8781 "ignore_next_local_deauth=1\n" : "");
8782 if (os_snprintf_error(end
- pos
, res
))
8786 if (drv
->has_capability
) {
8787 res
= os_snprintf(pos
, end
- pos
,
8788 "capa.key_mgmt=0x%x\n"
8791 "capa.flags=0x%llx\n"
8792 "capa.rrm_flags=0x%x\n"
8793 "capa.max_scan_ssids=%d\n"
8794 "capa.max_sched_scan_ssids=%d\n"
8795 "capa.sched_scan_supported=%d\n"
8796 "capa.max_match_sets=%d\n"
8797 "capa.max_remain_on_chan=%u\n"
8798 "capa.max_stations=%u\n"
8799 "capa.probe_resp_offloads=0x%x\n"
8800 "capa.max_acl_mac_addrs=%u\n"
8801 "capa.num_multichan_concurrent=%u\n"
8802 "capa.mac_addr_rand_sched_scan_supported=%d\n"
8803 "capa.mac_addr_rand_scan_supported=%d\n"
8804 "capa.conc_capab=%u\n"
8805 "capa.max_conc_chan_2_4=%u\n"
8806 "capa.max_conc_chan_5_0=%u\n"
8807 "capa.max_sched_scan_plans=%u\n"
8808 "capa.max_sched_scan_plan_interval=%u\n"
8809 "capa.max_sched_scan_plan_iterations=%u\n",
8813 (unsigned long long) drv
->capa
.flags
,
8814 drv
->capa
.rrm_flags
,
8815 drv
->capa
.max_scan_ssids
,
8816 drv
->capa
.max_sched_scan_ssids
,
8817 drv
->capa
.sched_scan_supported
,
8818 drv
->capa
.max_match_sets
,
8819 drv
->capa
.max_remain_on_chan
,
8820 drv
->capa
.max_stations
,
8821 drv
->capa
.probe_resp_offloads
,
8822 drv
->capa
.max_acl_mac_addrs
,
8823 drv
->capa
.num_multichan_concurrent
,
8824 drv
->capa
.mac_addr_rand_sched_scan_supported
,
8825 drv
->capa
.mac_addr_rand_scan_supported
,
8826 drv
->capa
.conc_capab
,
8827 drv
->capa
.max_conc_chan_2_4
,
8828 drv
->capa
.max_conc_chan_5_0
,
8829 drv
->capa
.max_sched_scan_plans
,
8830 drv
->capa
.max_sched_scan_plan_interval
,
8831 drv
->capa
.max_sched_scan_plan_iterations
);
8832 if (os_snprintf_error(end
- pos
, res
))
8837 msg
= nlmsg_alloc();
8839 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_REG
) &&
8840 nla_put_u32(msg
, NL80211_ATTR_WIPHY
, drv
->wiphy_idx
) == 0) {
8841 if (send_and_recv_msgs(drv
, msg
, nl80211_get_country
,
8844 res
= os_snprintf(pos
, end
- pos
, "country=%s\n",
8846 if (os_snprintf_error(end
- pos
, res
))
8858 static int set_beacon_data(struct nl_msg
*msg
, struct beacon_data
*settings
)
8860 if ((settings
->head
&&
8861 nla_put(msg
, NL80211_ATTR_BEACON_HEAD
,
8862 settings
->head_len
, settings
->head
)) ||
8864 nla_put(msg
, NL80211_ATTR_BEACON_TAIL
,
8865 settings
->tail_len
, settings
->tail
)) ||
8866 (settings
->beacon_ies
&&
8867 nla_put(msg
, NL80211_ATTR_IE
,
8868 settings
->beacon_ies_len
, settings
->beacon_ies
)) ||
8869 (settings
->proberesp_ies
&&
8870 nla_put(msg
, NL80211_ATTR_IE_PROBE_RESP
,
8871 settings
->proberesp_ies_len
, settings
->proberesp_ies
)) ||
8872 (settings
->assocresp_ies
&&
8873 nla_put(msg
, NL80211_ATTR_IE_ASSOC_RESP
,
8874 settings
->assocresp_ies_len
, settings
->assocresp_ies
)) ||
8875 (settings
->probe_resp
&&
8876 nla_put(msg
, NL80211_ATTR_PROBE_RESP
,
8877 settings
->probe_resp_len
, settings
->probe_resp
)))
8884 static int nl80211_switch_channel(void *priv
, struct csa_settings
*settings
)
8887 struct i802_bss
*bss
= priv
;
8888 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8889 struct nlattr
*beacon_csa
;
8891 int csa_off_len
= 0;
8894 wpa_printf(MSG_DEBUG
, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
8895 settings
->cs_count
, settings
->block_tx
,
8896 settings
->freq_params
.freq
, settings
->freq_params
.bandwidth
,
8897 settings
->freq_params
.center_freq1
,
8898 settings
->freq_params
.center_freq2
);
8900 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_AP_CSA
)) {
8901 wpa_printf(MSG_DEBUG
, "nl80211: Driver does not support channel switch command");
8905 if (drv
->nlmode
!= NL80211_IFTYPE_AP
&&
8906 drv
->nlmode
!= NL80211_IFTYPE_P2P_GO
&&
8907 drv
->nlmode
!= NL80211_IFTYPE_MESH_POINT
)
8911 * Remove empty counters, assuming Probe Response and Beacon frame
8912 * counters match. This implementation assumes that there are only two
8915 if (settings
->counter_offset_beacon
[0] &&
8916 !settings
->counter_offset_beacon
[1]) {
8918 } else if (settings
->counter_offset_beacon
[1] &&
8919 !settings
->counter_offset_beacon
[0]) {
8921 settings
->counter_offset_beacon
[0] =
8922 settings
->counter_offset_beacon
[1];
8923 settings
->counter_offset_presp
[0] =
8924 settings
->counter_offset_presp
[1];
8925 } else if (settings
->counter_offset_beacon
[1] &&
8926 settings
->counter_offset_beacon
[0]) {
8929 wpa_printf(MSG_ERROR
, "nl80211: No CSA counters provided");
8933 /* Check CSA counters validity */
8934 if (drv
->capa
.max_csa_counters
&&
8935 csa_off_len
> drv
->capa
.max_csa_counters
) {
8936 wpa_printf(MSG_ERROR
,
8937 "nl80211: Too many CSA counters provided");
8941 if (!settings
->beacon_csa
.tail
)
8944 for (i
= 0; i
< csa_off_len
; i
++) {
8945 u16 csa_c_off_bcn
= settings
->counter_offset_beacon
[i
];
8946 u16 csa_c_off_presp
= settings
->counter_offset_presp
[i
];
8948 if ((settings
->beacon_csa
.tail_len
<= csa_c_off_bcn
) ||
8949 (settings
->beacon_csa
.tail
[csa_c_off_bcn
] !=
8950 settings
->cs_count
))
8953 if (settings
->beacon_csa
.probe_resp
&&
8954 ((settings
->beacon_csa
.probe_resp_len
<=
8956 (settings
->beacon_csa
.probe_resp
[csa_c_off_presp
] !=
8957 settings
->cs_count
)))
8961 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_CHANNEL_SWITCH
)) ||
8962 nla_put_u32(msg
, NL80211_ATTR_CH_SWITCH_COUNT
,
8963 settings
->cs_count
) ||
8964 (ret
= nl80211_put_freq_params(msg
, &settings
->freq_params
)) ||
8965 (settings
->block_tx
&&
8966 nla_put_flag(msg
, NL80211_ATTR_CH_SWITCH_BLOCK_TX
)))
8969 /* beacon_after params */
8970 ret
= set_beacon_data(msg
, &settings
->beacon_after
);
8974 /* beacon_csa params */
8975 beacon_csa
= nla_nest_start(msg
, NL80211_ATTR_CSA_IES
);
8979 ret
= set_beacon_data(msg
, &settings
->beacon_csa
);
8983 if (nla_put(msg
, NL80211_ATTR_CSA_C_OFF_BEACON
,
8984 csa_off_len
* sizeof(u16
),
8985 settings
->counter_offset_beacon
) ||
8986 (settings
->beacon_csa
.probe_resp
&&
8987 nla_put(msg
, NL80211_ATTR_CSA_C_OFF_PRESP
,
8988 csa_off_len
* sizeof(u16
),
8989 settings
->counter_offset_presp
)))
8992 nla_nest_end(msg
, beacon_csa
);
8993 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8995 wpa_printf(MSG_DEBUG
, "nl80211: switch_channel failed err=%d (%s)",
8996 ret
, strerror(-ret
));
9004 wpa_printf(MSG_DEBUG
, "nl80211: Could not build channel switch request");
9009 static int nl80211_add_ts(void *priv
, u8 tsid
, const u8
*addr
,
9010 u8 user_priority
, u16 admitted_time
)
9012 struct i802_bss
*bss
= priv
;
9013 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9017 wpa_printf(MSG_DEBUG
,
9018 "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
9019 tsid
, admitted_time
, user_priority
);
9021 if (!is_sta_interface(drv
->nlmode
))
9024 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_ADD_TX_TS
);
9026 nla_put_u8(msg
, NL80211_ATTR_TSID
, tsid
) ||
9027 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
9028 nla_put_u8(msg
, NL80211_ATTR_USER_PRIO
, user_priority
) ||
9029 nla_put_u16(msg
, NL80211_ATTR_ADMITTED_TIME
, admitted_time
)) {
9034 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9036 wpa_printf(MSG_DEBUG
, "nl80211: add_ts failed err=%d (%s)",
9037 ret
, strerror(-ret
));
9042 static int nl80211_del_ts(void *priv
, u8 tsid
, const u8
*addr
)
9044 struct i802_bss
*bss
= priv
;
9045 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9049 wpa_printf(MSG_DEBUG
, "nl80211: del_ts request: tsid=%u", tsid
);
9051 if (!is_sta_interface(drv
->nlmode
))
9054 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_DEL_TX_TS
)) ||
9055 nla_put_u8(msg
, NL80211_ATTR_TSID
, tsid
) ||
9056 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) {
9061 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9063 wpa_printf(MSG_DEBUG
, "nl80211: del_ts failed err=%d (%s)",
9064 ret
, strerror(-ret
));
9069 #ifdef CONFIG_TESTING_OPTIONS
9070 static int cmd_reply_handler(struct nl_msg
*msg
, void *arg
)
9072 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
9073 struct wpabuf
*buf
= arg
;
9078 if ((size_t) genlmsg_attrlen(gnlh
, 0) > wpabuf_tailroom(buf
)) {
9079 wpa_printf(MSG_INFO
, "nl80211: insufficient buffer space for reply");
9083 wpabuf_put_data(buf
, genlmsg_attrdata(gnlh
, 0),
9084 genlmsg_attrlen(gnlh
, 0));
9088 #endif /* CONFIG_TESTING_OPTIONS */
9091 static int vendor_reply_handler(struct nl_msg
*msg
, void *arg
)
9093 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
9094 struct nlattr
*nl_vendor_reply
, *nl
;
9095 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
9096 struct wpabuf
*buf
= arg
;
9102 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
9103 genlmsg_attrlen(gnlh
, 0), NULL
);
9104 nl_vendor_reply
= tb
[NL80211_ATTR_VENDOR_DATA
];
9106 if (!nl_vendor_reply
)
9109 if ((size_t) nla_len(nl_vendor_reply
) > wpabuf_tailroom(buf
)) {
9110 wpa_printf(MSG_INFO
, "nl80211: Vendor command: insufficient buffer space for reply");
9114 nla_for_each_nested(nl
, nl_vendor_reply
, rem
) {
9115 wpabuf_put_data(buf
, nla_data(nl
), nla_len(nl
));
9122 static int nl80211_vendor_cmd(void *priv
, unsigned int vendor_id
,
9123 unsigned int subcmd
, const u8
*data
,
9124 size_t data_len
, struct wpabuf
*buf
)
9126 struct i802_bss
*bss
= priv
;
9127 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9131 #ifdef CONFIG_TESTING_OPTIONS
9132 if (vendor_id
== 0xffffffff) {
9133 msg
= nlmsg_alloc();
9137 nl80211_cmd(drv
, msg
, 0, subcmd
);
9138 if (nlmsg_append(msg
, (void *) data
, data_len
, NLMSG_ALIGNTO
) <
9141 ret
= send_and_recv_msgs(drv
, msg
, cmd_reply_handler
, buf
);
9143 wpa_printf(MSG_DEBUG
, "nl80211: command failed err=%d",
9147 #endif /* CONFIG_TESTING_OPTIONS */
9149 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_VENDOR
)) ||
9150 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, vendor_id
) ||
9151 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
, subcmd
) ||
9153 nla_put(msg
, NL80211_ATTR_VENDOR_DATA
, data_len
, data
)))
9156 ret
= send_and_recv_msgs(drv
, msg
, vendor_reply_handler
, buf
);
9158 wpa_printf(MSG_DEBUG
, "nl80211: vendor command failed err=%d",
9168 static int nl80211_set_qos_map(void *priv
, const u8
*qos_map_set
,
9171 struct i802_bss
*bss
= priv
;
9172 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9176 wpa_hexdump(MSG_DEBUG
, "nl80211: Setting QoS Map",
9177 qos_map_set
, qos_map_set_len
);
9179 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_QOS_MAP
)) ||
9180 nla_put(msg
, NL80211_ATTR_QOS_MAP
, qos_map_set_len
, qos_map_set
)) {
9185 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9187 wpa_printf(MSG_DEBUG
, "nl80211: Setting QoS Map failed");
9193 static int nl80211_set_wowlan(void *priv
,
9194 const struct wowlan_triggers
*triggers
)
9196 struct i802_bss
*bss
= priv
;
9197 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9199 struct nlattr
*wowlan_triggers
;
9202 wpa_printf(MSG_DEBUG
, "nl80211: Setting wowlan");
9204 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_SET_WOWLAN
)) ||
9205 !(wowlan_triggers
= nla_nest_start(msg
,
9206 NL80211_ATTR_WOWLAN_TRIGGERS
)) ||
9208 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_ANY
)) ||
9209 (triggers
->disconnect
&&
9210 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_DISCONNECT
)) ||
9211 (triggers
->magic_pkt
&&
9212 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_MAGIC_PKT
)) ||
9213 (triggers
->gtk_rekey_failure
&&
9214 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE
)) ||
9215 (triggers
->eap_identity_req
&&
9216 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST
)) ||
9217 (triggers
->four_way_handshake
&&
9218 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE
)) ||
9219 (triggers
->rfkill_release
&&
9220 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_RFKILL_RELEASE
))) {
9225 nla_nest_end(msg
, wowlan_triggers
);
9227 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9229 wpa_printf(MSG_DEBUG
, "nl80211: Setting wowlan failed");
9235 #ifdef CONFIG_DRIVER_NL80211_QCA
9236 static int nl80211_roaming(void *priv
, int allowed
, const u8
*bssid
)
9238 struct i802_bss
*bss
= priv
;
9239 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9241 struct nlattr
*params
;
9243 wpa_printf(MSG_DEBUG
, "nl80211: Roaming policy: allowed=%d", allowed
);
9245 if (!drv
->roaming_vendor_cmd_avail
) {
9246 wpa_printf(MSG_DEBUG
,
9247 "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
9251 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
9252 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
9253 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
9254 QCA_NL80211_VENDOR_SUBCMD_ROAMING
) ||
9255 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
9256 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY
,
9257 allowed
? QCA_ROAMING_ALLOWED_WITHIN_ESS
:
9258 QCA_ROAMING_NOT_ALLOWED
) ||
9260 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_MAC_ADDR
, ETH_ALEN
, bssid
))) {
9264 nla_nest_end(msg
, params
);
9266 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9270 static int nl80211_disable_fils(void *priv
, int disable
)
9272 struct i802_bss
*bss
= priv
;
9273 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9275 struct nlattr
*params
;
9277 wpa_printf(MSG_DEBUG
, "nl80211: Disable FILS=%d", disable
);
9279 if (!drv
->set_wifi_conf_vendor_cmd_avail
)
9282 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
9283 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
9284 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
9285 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION
) ||
9286 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
9287 nla_put_u8(msg
, QCA_WLAN_VENDOR_ATTR_CONFIG_DISABLE_FILS
,
9292 nla_nest_end(msg
, params
);
9294 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9298 /* Reserved QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID value for wpa_supplicant */
9299 #define WPA_SUPPLICANT_CLIENT_ID 1
9301 static int nl80211_set_bssid_blacklist(void *priv
, unsigned int num_bssid
,
9304 struct i802_bss
*bss
= priv
;
9305 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9307 struct nlattr
*params
, *nlbssids
, *attr
;
9310 wpa_printf(MSG_DEBUG
, "nl80211: Set blacklist BSSID (num=%u)",
9313 if (!drv
->roam_vendor_cmd_avail
)
9316 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
9317 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
9318 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
9319 QCA_NL80211_VENDOR_SUBCMD_ROAM
) ||
9320 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
9321 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_ROAMING_SUBCMD
,
9322 QCA_WLAN_VENDOR_ATTR_ROAM_SUBCMD_SET_BLACKLIST_BSSID
) ||
9323 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID
,
9324 WPA_SUPPLICANT_CLIENT_ID
) ||
9326 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_NUM_BSSID
,
9330 nlbssids
= nla_nest_start(
9331 msg
, QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS
);
9335 for (i
= 0; i
< num_bssid
; i
++) {
9336 attr
= nla_nest_start(msg
, i
);
9340 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_BSSID
,
9341 ETH_ALEN
, &bssid
[i
* ETH_ALEN
]))
9343 wpa_printf(MSG_DEBUG
, "nl80211: BSSID[%u]: " MACSTR
, i
,
9344 MAC2STR(&bssid
[i
* ETH_ALEN
]));
9345 nla_nest_end(msg
, attr
);
9347 nla_nest_end(msg
, nlbssids
);
9348 nla_nest_end(msg
, params
);
9350 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9357 #endif /* CONFIG_DRIVER_NL80211_QCA */
9360 static int nl80211_set_mac_addr(void *priv
, const u8
*addr
)
9362 struct i802_bss
*bss
= priv
;
9363 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9364 int new_addr
= addr
!= NULL
;
9370 addr
= drv
->perm_addr
;
9372 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 0) < 0)
9375 if (linux_set_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
, addr
) < 0)
9377 wpa_printf(MSG_DEBUG
,
9378 "nl80211: failed to set_mac_addr for %s to " MACSTR
,
9379 bss
->ifname
, MAC2STR(addr
));
9380 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
,
9382 wpa_printf(MSG_DEBUG
,
9383 "nl80211: Could not restore interface UP after failed set_mac_addr");
9388 wpa_printf(MSG_DEBUG
, "nl80211: set_mac_addr for %s to " MACSTR
,
9389 bss
->ifname
, MAC2STR(addr
));
9390 drv
->addr_changed
= new_addr
;
9391 os_memcpy(bss
->addr
, addr
, ETH_ALEN
);
9393 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 1) < 0)
9395 wpa_printf(MSG_DEBUG
,
9396 "nl80211: Could not restore interface UP after set_mac_addr");
9405 static int wpa_driver_nl80211_init_mesh(void *priv
)
9407 if (wpa_driver_nl80211_set_mode(priv
, NL80211_IFTYPE_MESH_POINT
)) {
9408 wpa_printf(MSG_INFO
,
9409 "nl80211: Failed to set interface into mesh mode");
9416 static int nl80211_put_mesh_id(struct nl_msg
*msg
, const u8
*mesh_id
,
9420 wpa_hexdump_ascii(MSG_DEBUG
, " * Mesh ID (SSID)",
9421 mesh_id
, mesh_id_len
);
9422 return nla_put(msg
, NL80211_ATTR_MESH_ID
, mesh_id_len
, mesh_id
);
9429 static int nl80211_put_mesh_config(struct nl_msg
*msg
,
9430 struct wpa_driver_mesh_bss_params
*params
)
9432 struct nlattr
*container
;
9434 container
= nla_nest_start(msg
, NL80211_ATTR_MESH_CONFIG
);
9438 if (((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS
) &&
9439 nla_put_u8(msg
, NL80211_MESHCONF_AUTO_OPEN_PLINKS
,
9440 params
->auto_plinks
)) ||
9441 ((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS
) &&
9442 nla_put_u16(msg
, NL80211_MESHCONF_MAX_PEER_LINKS
,
9443 params
->max_peer_links
)) ||
9444 ((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_RSSI_THRESHOLD
) &&
9445 nla_put_u32(msg
, NL80211_MESHCONF_RSSI_THRESHOLD
,
9446 params
->rssi_threshold
)))
9450 * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
9451 * the timer could disconnect stations even in that case.
9453 if ((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT
) &&
9454 nla_put_u32(msg
, NL80211_MESHCONF_PLINK_TIMEOUT
,
9455 params
->peer_link_timeout
)) {
9456 wpa_printf(MSG_ERROR
, "nl80211: Failed to set PLINK_TIMEOUT");
9460 if ((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE
) &&
9461 nla_put_u16(msg
, NL80211_MESHCONF_HT_OPMODE
, params
->ht_opmode
)) {
9462 wpa_printf(MSG_ERROR
, "nl80211: Failed to set HT_OP_MODE");
9466 nla_nest_end(msg
, container
);
9472 static int nl80211_join_mesh(struct i802_bss
*bss
,
9473 struct wpa_driver_mesh_join_params
*params
)
9475 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9477 struct nlattr
*container
;
9480 wpa_printf(MSG_DEBUG
, "nl80211: mesh join (ifindex=%d)", drv
->ifindex
);
9481 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_JOIN_MESH
);
9483 nl80211_put_freq_params(msg
, ¶ms
->freq
) ||
9484 nl80211_put_basic_rates(msg
, params
->basic_rates
) ||
9485 nl80211_put_mesh_id(msg
, params
->meshid
, params
->meshid_len
) ||
9486 nl80211_put_beacon_int(msg
, params
->beacon_int
) ||
9487 nl80211_put_dtim_period(msg
, params
->dtim_period
))
9490 wpa_printf(MSG_DEBUG
, " * flags=%08X", params
->flags
);
9492 container
= nla_nest_start(msg
, NL80211_ATTR_MESH_SETUP
);
9497 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->ies
, params
->ie_len
);
9498 if (nla_put(msg
, NL80211_MESH_SETUP_IE
, params
->ie_len
,
9502 /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
9503 if (params
->flags
& WPA_DRIVER_MESH_FLAG_SAE_AUTH
) {
9504 if (nla_put_u8(msg
, NL80211_MESH_SETUP_AUTH_PROTOCOL
, 0x1) ||
9505 nla_put_flag(msg
, NL80211_MESH_SETUP_USERSPACE_AUTH
))
9508 if ((params
->flags
& WPA_DRIVER_MESH_FLAG_AMPE
) &&
9509 nla_put_flag(msg
, NL80211_MESH_SETUP_USERSPACE_AMPE
))
9511 if ((params
->flags
& WPA_DRIVER_MESH_FLAG_USER_MPM
) &&
9512 nla_put_flag(msg
, NL80211_MESH_SETUP_USERSPACE_MPM
))
9514 nla_nest_end(msg
, container
);
9516 params
->conf
.flags
|= WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS
;
9517 params
->conf
.flags
|= WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT
;
9518 params
->conf
.flags
|= WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS
;
9519 if (nl80211_put_mesh_config(msg
, ¶ms
->conf
) < 0)
9522 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9525 wpa_printf(MSG_DEBUG
, "nl80211: mesh join failed: ret=%d (%s)",
9526 ret
, strerror(-ret
));
9530 drv
->assoc_freq
= bss
->freq
= params
->freq
.freq
;
9531 wpa_printf(MSG_DEBUG
, "nl80211: mesh join request send successfully");
9540 wpa_driver_nl80211_join_mesh(void *priv
,
9541 struct wpa_driver_mesh_join_params
*params
)
9543 struct i802_bss
*bss
= priv
;
9546 timeout
= params
->conf
.peer_link_timeout
;
9548 /* Disable kernel inactivity timer */
9549 if (params
->flags
& WPA_DRIVER_MESH_FLAG_USER_MPM
)
9550 params
->conf
.peer_link_timeout
= 0;
9552 ret
= nl80211_join_mesh(bss
, params
);
9553 if (ret
== -EINVAL
&& params
->conf
.peer_link_timeout
== 0) {
9554 wpa_printf(MSG_DEBUG
,
9555 "nl80211: Mesh join retry for peer_link_timeout");
9557 * Old kernel does not support setting
9558 * NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
9559 * into future from peer_link_timeout.
9561 params
->conf
.peer_link_timeout
= timeout
+ 60;
9562 ret
= nl80211_join_mesh(priv
, params
);
9565 params
->conf
.peer_link_timeout
= timeout
;
9570 static int wpa_driver_nl80211_leave_mesh(void *priv
)
9572 struct i802_bss
*bss
= priv
;
9573 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9577 wpa_printf(MSG_DEBUG
, "nl80211: mesh leave (ifindex=%d)", drv
->ifindex
);
9578 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_LEAVE_MESH
);
9579 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9581 wpa_printf(MSG_DEBUG
, "nl80211: mesh leave failed: ret=%d (%s)",
9582 ret
, strerror(-ret
));
9584 wpa_printf(MSG_DEBUG
,
9585 "nl80211: mesh leave request send successfully");
9588 if (wpa_driver_nl80211_set_mode(drv
->first_bss
,
9589 NL80211_IFTYPE_STATION
)) {
9590 wpa_printf(MSG_INFO
,
9591 "nl80211: Failed to set interface into station mode");
9596 #endif /* CONFIG_MESH */
9599 static int wpa_driver_br_add_ip_neigh(void *priv
, u8 version
,
9600 const u8
*ipaddr
, int prefixlen
,
9603 #ifdef CONFIG_LIBNL3_ROUTE
9604 struct i802_bss
*bss
= priv
;
9605 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9606 struct rtnl_neigh
*rn
;
9607 struct nl_addr
*nl_ipaddr
= NULL
;
9608 struct nl_addr
*nl_lladdr
= NULL
;
9609 int family
, addrsize
;
9612 if (!ipaddr
|| prefixlen
== 0 || !addr
)
9615 if (bss
->br_ifindex
== 0) {
9616 wpa_printf(MSG_DEBUG
,
9617 "nl80211: bridge must be set before adding an ip neigh to it");
9621 if (!drv
->rtnl_sk
) {
9622 wpa_printf(MSG_DEBUG
,
9623 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
9630 } else if (version
== 6) {
9637 rn
= rtnl_neigh_alloc();
9641 /* set the destination ip address for neigh */
9642 nl_ipaddr
= nl_addr_build(family
, (void *) ipaddr
, addrsize
);
9643 if (nl_ipaddr
== NULL
) {
9644 wpa_printf(MSG_DEBUG
, "nl80211: nl_ipaddr build failed");
9648 nl_addr_set_prefixlen(nl_ipaddr
, prefixlen
);
9649 res
= rtnl_neigh_set_dst(rn
, nl_ipaddr
);
9651 wpa_printf(MSG_DEBUG
,
9652 "nl80211: neigh set destination addr failed");
9656 /* set the corresponding lladdr for neigh */
9657 nl_lladdr
= nl_addr_build(AF_BRIDGE
, (u8
*) addr
, ETH_ALEN
);
9658 if (nl_lladdr
== NULL
) {
9659 wpa_printf(MSG_DEBUG
, "nl80211: neigh set lladdr failed");
9663 rtnl_neigh_set_lladdr(rn
, nl_lladdr
);
9665 rtnl_neigh_set_ifindex(rn
, bss
->br_ifindex
);
9666 rtnl_neigh_set_state(rn
, NUD_PERMANENT
);
9668 res
= rtnl_neigh_add(drv
->rtnl_sk
, rn
, NLM_F_CREATE
);
9670 wpa_printf(MSG_DEBUG
,
9671 "nl80211: Adding bridge ip neigh failed: %s",
9676 nl_addr_put(nl_lladdr
);
9678 nl_addr_put(nl_ipaddr
);
9682 #else /* CONFIG_LIBNL3_ROUTE */
9684 #endif /* CONFIG_LIBNL3_ROUTE */
9688 static int wpa_driver_br_delete_ip_neigh(void *priv
, u8 version
,
9691 #ifdef CONFIG_LIBNL3_ROUTE
9692 struct i802_bss
*bss
= priv
;
9693 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9694 struct rtnl_neigh
*rn
;
9695 struct nl_addr
*nl_ipaddr
;
9696 int family
, addrsize
;
9705 } else if (version
== 6) {
9712 if (bss
->br_ifindex
== 0) {
9713 wpa_printf(MSG_DEBUG
,
9714 "nl80211: bridge must be set to delete an ip neigh");
9718 if (!drv
->rtnl_sk
) {
9719 wpa_printf(MSG_DEBUG
,
9720 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
9724 rn
= rtnl_neigh_alloc();
9728 /* set the destination ip address for neigh */
9729 nl_ipaddr
= nl_addr_build(family
, (void *) ipaddr
, addrsize
);
9730 if (nl_ipaddr
== NULL
) {
9731 wpa_printf(MSG_DEBUG
, "nl80211: nl_ipaddr build failed");
9735 res
= rtnl_neigh_set_dst(rn
, nl_ipaddr
);
9737 wpa_printf(MSG_DEBUG
,
9738 "nl80211: neigh set destination addr failed");
9742 rtnl_neigh_set_ifindex(rn
, bss
->br_ifindex
);
9744 res
= rtnl_neigh_delete(drv
->rtnl_sk
, rn
, 0);
9746 wpa_printf(MSG_DEBUG
,
9747 "nl80211: Deleting bridge ip neigh failed: %s",
9752 nl_addr_put(nl_ipaddr
);
9756 #else /* CONFIG_LIBNL3_ROUTE */
9758 #endif /* CONFIG_LIBNL3_ROUTE */
9762 static int linux_write_system_file(const char *path
, unsigned int val
)
9767 len
= os_snprintf(buf
, sizeof(buf
), "%u\n", val
);
9768 if (os_snprintf_error(sizeof(buf
), len
))
9771 fd
= open(path
, O_WRONLY
);
9775 if (write(fd
, buf
, len
) < 0) {
9776 wpa_printf(MSG_DEBUG
,
9777 "nl80211: Failed to write Linux system file: %s with the value of %d",
9788 static const char * drv_br_port_attr_str(enum drv_br_port_attr attr
)
9791 case DRV_BR_PORT_ATTR_PROXYARP
:
9792 return "proxyarp_wifi";
9793 case DRV_BR_PORT_ATTR_HAIRPIN_MODE
:
9794 return "hairpin_mode";
9801 static int wpa_driver_br_port_set_attr(void *priv
, enum drv_br_port_attr attr
,
9804 struct i802_bss
*bss
= priv
;
9806 const char *attr_txt
;
9808 attr_txt
= drv_br_port_attr_str(attr
);
9809 if (attr_txt
== NULL
)
9812 os_snprintf(path
, sizeof(path
), "/sys/class/net/%s/brport/%s",
9813 bss
->ifname
, attr_txt
);
9815 if (linux_write_system_file(path
, val
))
9822 static const char * drv_br_net_param_str(enum drv_br_net_param param
)
9825 case DRV_BR_NET_PARAM_GARP_ACCEPT
:
9826 return "arp_accept";
9833 static int wpa_driver_br_set_net_param(void *priv
, enum drv_br_net_param param
,
9836 struct i802_bss
*bss
= priv
;
9838 const char *param_txt
;
9841 if (param
== DRV_BR_MULTICAST_SNOOPING
) {
9842 os_snprintf(path
, sizeof(path
),
9843 "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
9848 param_txt
= drv_br_net_param_str(param
);
9849 if (param_txt
== NULL
)
9853 case DRV_BR_NET_PARAM_GARP_ACCEPT
:
9860 os_snprintf(path
, sizeof(path
), "/proc/sys/net/ipv%d/conf/%s/%s",
9861 ip_version
, bss
->brname
, param_txt
);
9864 if (linux_write_system_file(path
, val
))
9871 #ifdef CONFIG_DRIVER_NL80211_QCA
9873 static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode
)
9876 case HOSTAPD_MODE_IEEE80211B
:
9877 return QCA_ACS_MODE_IEEE80211B
;
9878 case HOSTAPD_MODE_IEEE80211G
:
9879 return QCA_ACS_MODE_IEEE80211G
;
9880 case HOSTAPD_MODE_IEEE80211A
:
9881 return QCA_ACS_MODE_IEEE80211A
;
9882 case HOSTAPD_MODE_IEEE80211AD
:
9883 return QCA_ACS_MODE_IEEE80211AD
;
9884 case HOSTAPD_MODE_IEEE80211ANY
:
9885 return QCA_ACS_MODE_IEEE80211ANY
;
9892 static int add_acs_freq_list(struct nl_msg
*msg
, const int *freq_list
)
9899 len
= int_array_len(freq_list
);
9900 freqs
= os_malloc(sizeof(u32
) * len
);
9903 for (i
= 0; i
< len
; i
++)
9904 freqs
[i
] = freq_list
[i
];
9905 ret
= nla_put(msg
, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST
,
9906 sizeof(u32
) * len
, freqs
);
9912 static int wpa_driver_do_acs(void *priv
, struct drv_acs_params
*params
)
9914 struct i802_bss
*bss
= priv
;
9915 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9917 struct nlattr
*data
;
9921 mode
= hw_mode_to_qca_acs(params
->hw_mode
);
9925 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
9926 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
9927 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
9928 QCA_NL80211_VENDOR_SUBCMD_DO_ACS
) ||
9929 !(data
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
9930 nla_put_u8(msg
, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE
, mode
) ||
9931 (params
->ht_enabled
&&
9932 nla_put_flag(msg
, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED
)) ||
9933 (params
->ht40_enabled
&&
9934 nla_put_flag(msg
, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED
)) ||
9935 (params
->vht_enabled
&&
9936 nla_put_flag(msg
, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED
)) ||
9937 nla_put_u16(msg
, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH
,
9938 params
->ch_width
) ||
9939 (params
->ch_list_len
&&
9940 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST
, params
->ch_list_len
,
9941 params
->ch_list
)) ||
9942 add_acs_freq_list(msg
, params
->freq_list
)) {
9946 nla_nest_end(msg
, data
);
9948 wpa_printf(MSG_DEBUG
,
9949 "nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d CH_LIST_LEN: %u",
9950 params
->hw_mode
, params
->ht_enabled
, params
->ht40_enabled
,
9951 params
->vht_enabled
, params
->ch_width
, params
->ch_list_len
);
9953 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9955 wpa_printf(MSG_DEBUG
,
9956 "nl80211: Failed to invoke driver ACS function: %s",
9963 static int nl80211_set_band(void *priv
, enum set_band band
)
9965 struct i802_bss
*bss
= priv
;
9966 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9968 struct nlattr
*data
;
9970 enum qca_set_band qca_band
;
9972 if (!drv
->setband_vendor_cmd_avail
)
9976 case WPA_SETBAND_AUTO
:
9977 qca_band
= QCA_SETBAND_AUTO
;
9979 case WPA_SETBAND_5G
:
9980 qca_band
= QCA_SETBAND_5G
;
9982 case WPA_SETBAND_2G
:
9983 qca_band
= QCA_SETBAND_2G
;
9989 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
9990 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
9991 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
9992 QCA_NL80211_VENDOR_SUBCMD_SETBAND
) ||
9993 !(data
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
9994 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE
, qca_band
)) {
9998 nla_nest_end(msg
, data
);
10000 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10002 wpa_printf(MSG_DEBUG
,
10003 "nl80211: Driver setband function failed: %s",
10010 struct nl80211_pcl
{
10012 unsigned int *freq_list
;
10015 static int preferred_freq_info_handler(struct nl_msg
*msg
, void *arg
)
10017 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
10018 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
10019 struct nl80211_pcl
*param
= arg
;
10020 struct nlattr
*nl_vend
, *attr
;
10021 enum qca_iface_type iface_type
;
10022 struct nlattr
*tb_vendor
[QCA_WLAN_VENDOR_ATTR_MAX
+ 1];
10023 unsigned int num
, max_num
;
10026 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
10027 genlmsg_attrlen(gnlh
, 0), NULL
);
10029 nl_vend
= tb
[NL80211_ATTR_VENDOR_DATA
];
10033 nla_parse(tb_vendor
, QCA_WLAN_VENDOR_ATTR_MAX
,
10034 nla_data(nl_vend
), nla_len(nl_vend
), NULL
);
10037 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE
];
10039 wpa_printf(MSG_ERROR
, "nl80211: iface_type couldn't be found");
10044 iface_type
= (enum qca_iface_type
) nla_get_u32(attr
);
10045 wpa_printf(MSG_DEBUG
, "nl80211: Driver returned iface_type=%d",
10048 attr
= tb_vendor
[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST
];
10050 wpa_printf(MSG_ERROR
,
10051 "nl80211: preferred_freq_list couldn't be found");
10057 * param->num has the maximum number of entries for which there
10058 * is room in the freq_list provided by the caller.
10060 freqs
= nla_data(attr
);
10061 max_num
= nla_len(attr
) / sizeof(u32
);
10062 if (max_num
> param
->num
)
10063 max_num
= param
->num
;
10064 for (num
= 0; num
< max_num
; num
++)
10065 param
->freq_list
[num
] = freqs
[num
];
10072 static int nl80211_get_pref_freq_list(void *priv
,
10073 enum wpa_driver_if_type if_type
,
10075 unsigned int *freq_list
)
10077 struct i802_bss
*bss
= priv
;
10078 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10079 struct nl_msg
*msg
;
10082 struct nlattr
*params
;
10083 struct nl80211_pcl param
;
10084 enum qca_iface_type iface_type
;
10086 if (!drv
->get_pref_freq_list
)
10090 case WPA_IF_STATION
:
10091 iface_type
= QCA_IFACE_TYPE_STA
;
10093 case WPA_IF_AP_BSS
:
10094 iface_type
= QCA_IFACE_TYPE_AP
;
10096 case WPA_IF_P2P_GO
:
10097 iface_type
= QCA_IFACE_TYPE_P2P_GO
;
10099 case WPA_IF_P2P_CLIENT
:
10100 iface_type
= QCA_IFACE_TYPE_P2P_CLIENT
;
10103 iface_type
= QCA_IFACE_TYPE_IBSS
;
10106 iface_type
= QCA_IFACE_TYPE_TDLS
;
10113 param
.freq_list
= freq_list
;
10115 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10116 nla_put_u32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
) ||
10117 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10118 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10119 QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST
) ||
10120 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
10122 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE
,
10124 wpa_printf(MSG_ERROR
,
10125 "%s: err in adding vendor_cmd and vendor_data",
10130 nla_nest_end(msg
, params
);
10132 os_memset(freq_list
, 0, *num
* sizeof(freq_list
[0]));
10133 ret
= send_and_recv_msgs(drv
, msg
, preferred_freq_info_handler
, ¶m
);
10135 wpa_printf(MSG_ERROR
,
10136 "%s: err in send_and_recv_msgs", __func__
);
10142 for (i
= 0; i
< *num
; i
++) {
10143 wpa_printf(MSG_DEBUG
, "nl80211: preferred_channel_list[%d]=%d",
10151 static int nl80211_set_prob_oper_freq(void *priv
, unsigned int freq
)
10153 struct i802_bss
*bss
= priv
;
10154 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10155 struct nl_msg
*msg
;
10157 struct nlattr
*params
;
10159 if (!drv
->set_prob_oper_freq
)
10162 wpa_printf(MSG_DEBUG
,
10163 "nl80211: Set P2P probable operating freq %u for ifindex %d",
10164 freq
, bss
->ifindex
);
10166 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10167 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10168 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10169 QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL
) ||
10170 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
10172 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE
,
10173 QCA_IFACE_TYPE_P2P_CLIENT
) ||
10175 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ
,
10177 wpa_printf(MSG_ERROR
,
10178 "%s: err in adding vendor_cmd and vendor_data",
10183 nla_nest_end(msg
, params
);
10185 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10188 wpa_printf(MSG_ERROR
, "%s: err in send_and_recv_msgs",
10197 static int nl80211_p2p_lo_start(void *priv
, unsigned int freq
,
10198 unsigned int period
, unsigned int interval
,
10199 unsigned int count
, const u8
*device_types
,
10200 size_t dev_types_len
,
10201 const u8
*ies
, size_t ies_len
)
10203 struct i802_bss
*bss
= priv
;
10204 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10205 struct nl_msg
*msg
;
10206 struct nlattr
*container
;
10209 wpa_printf(MSG_DEBUG
,
10210 "nl80211: Start P2P Listen offload: freq=%u, period=%u, interval=%u, count=%u",
10211 freq
, period
, interval
, count
);
10213 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD
))
10216 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10217 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10218 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10219 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_START
))
10222 container
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
);
10226 if (nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_CHANNEL
,
10228 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_PERIOD
,
10230 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_INTERVAL
,
10232 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_COUNT
,
10234 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_DEVICE_TYPES
,
10235 dev_types_len
, device_types
) ||
10236 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_VENDOR_IE
,
10240 nla_nest_end(msg
, container
);
10241 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10244 wpa_printf(MSG_DEBUG
,
10245 "nl80211: Failed to send P2P Listen offload vendor command");
10257 static int nl80211_p2p_lo_stop(void *priv
)
10259 struct i802_bss
*bss
= priv
;
10260 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10261 struct nl_msg
*msg
;
10263 wpa_printf(MSG_DEBUG
, "nl80211: Stop P2P Listen offload");
10265 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD
))
10268 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10269 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10270 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10271 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP
)) {
10276 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10280 static int nl80211_set_tdls_mode(void *priv
, int tdls_external_control
)
10282 struct i802_bss
*bss
= priv
;
10283 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10284 struct nl_msg
*msg
;
10285 struct nlattr
*params
;
10289 wpa_printf(MSG_DEBUG
,
10290 "nl80211: Set TDKS mode: tdls_external_control=%d",
10291 tdls_external_control
);
10293 if (tdls_external_control
== 1)
10294 tdls_mode
= QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_IMPLICIT
|
10295 QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXTERNAL
;
10297 tdls_mode
= QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXPLICIT
;
10299 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10300 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10301 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10302 QCA_NL80211_VENDOR_SUBCMD_CONFIGURE_TDLS
))
10305 params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
);
10309 if (nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_TDLS_CONFIG_TRIGGER_MODE
,
10313 nla_nest_end(msg
, params
);
10315 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10318 wpa_printf(MSG_ERROR
,
10319 "nl80211: Set TDLS mode failed: ret=%d (%s)",
10320 ret
, strerror(-ret
));
10332 static enum mbo_transition_reject_reason
10333 nl80211_mbo_reject_reason_mapping(enum qca_wlan_btm_candidate_status status
)
10336 case QCA_STATUS_REJECT_EXCESSIVE_FRAME_LOSS_EXPECTED
:
10337 return MBO_TRANSITION_REJECT_REASON_FRAME_LOSS
;
10338 case QCA_STATUS_REJECT_EXCESSIVE_DELAY_EXPECTED
:
10339 return MBO_TRANSITION_REJECT_REASON_DELAY
;
10340 case QCA_STATUS_REJECT_INSUFFICIENT_QOS_CAPACITY
:
10341 return MBO_TRANSITION_REJECT_REASON_QOS_CAPACITY
;
10342 case QCA_STATUS_REJECT_LOW_RSSI
:
10343 return MBO_TRANSITION_REJECT_REASON_RSSI
;
10344 case QCA_STATUS_REJECT_HIGH_INTERFERENCE
:
10345 return MBO_TRANSITION_REJECT_REASON_INTERFERENCE
;
10346 case QCA_STATUS_REJECT_UNKNOWN
:
10348 return MBO_TRANSITION_REJECT_REASON_UNSPECIFIED
;
10353 static void nl80211_parse_btm_candidate_info(struct candidate_list
*candidate
,
10354 struct nlattr
*tb
[], int num
)
10356 enum qca_wlan_btm_candidate_status status
;
10359 os_memcpy(candidate
->bssid
,
10360 nla_data(tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID
]),
10363 status
= nla_get_u32(
10364 tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS
]);
10365 candidate
->is_accept
= status
== QCA_STATUS_ACCEPT
;
10366 candidate
->reject_reason
= nl80211_mbo_reject_reason_mapping(status
);
10368 if (candidate
->is_accept
)
10369 os_snprintf(buf
, sizeof(buf
), "Accepted");
10371 os_snprintf(buf
, sizeof(buf
),
10372 "Rejected, Reject_reason: %d",
10373 candidate
->reject_reason
);
10374 wpa_printf(MSG_DEBUG
, "nl80211: BSSID[%d]: " MACSTR
" %s",
10375 num
, MAC2STR(candidate
->bssid
), buf
);
10380 nl80211_get_bss_transition_status_handler(struct nl_msg
*msg
, void *arg
)
10382 struct wpa_bss_candidate_info
*info
= arg
;
10383 struct candidate_list
*candidate
= info
->candidates
;
10384 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
10385 struct nlattr
*tb_vendor
[QCA_WLAN_VENDOR_ATTR_MAX
+ 1];
10386 struct nlattr
*tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX
+ 1];
10387 static struct nla_policy policy
[
10388 QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX
+ 1] = {
10389 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID
] = {
10392 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS
] = {
10396 struct nlattr
*attr
;
10398 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
10401 num
= info
->num
; /* number of candidates sent to driver */
10403 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
10404 genlmsg_attrlen(gnlh
, 0), NULL
);
10406 if (!tb_msg
[NL80211_ATTR_VENDOR_DATA
] ||
10407 nla_parse_nested(tb_vendor
, QCA_WLAN_VENDOR_ATTR_MAX
,
10408 tb_msg
[NL80211_ATTR_VENDOR_DATA
], NULL
) ||
10409 !tb_vendor
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO
])
10412 wpa_printf(MSG_DEBUG
,
10413 "nl80211: WNM Candidate list received from driver");
10414 nla_for_each_nested(attr
,
10415 tb_vendor
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO
],
10417 if (info
->num
>= num
||
10419 tb
, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX
,
10421 !tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID
] ||
10422 !tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS
])
10425 nl80211_parse_btm_candidate_info(candidate
, tb
, info
->num
);
10435 static struct wpa_bss_candidate_info
*
10436 nl80211_get_bss_transition_status(void *priv
, struct wpa_bss_trans_info
*params
)
10438 struct i802_bss
*bss
= priv
;
10439 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10440 struct nl_msg
*msg
;
10441 struct nlattr
*attr
, *attr1
, *attr2
;
10442 struct wpa_bss_candidate_info
*info
;
10447 if (!drv
->fetch_bss_trans_status
)
10450 info
= os_zalloc(sizeof(*info
));
10453 /* Allocate memory for number of candidates sent to driver */
10454 info
->candidates
= os_calloc(params
->n_candidates
,
10455 sizeof(*info
->candidates
));
10456 if (!info
->candidates
) {
10461 /* Copy the number of candidates being sent to driver. This is used in
10462 * nl80211_get_bss_transition_status_handler() to limit the number of
10463 * candidates that can be populated in info->candidates and will be
10464 * later overwritten with the actual number of candidates received from
10467 info
->num
= params
->n_candidates
;
10469 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10470 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10471 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10472 QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS
))
10475 attr
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
);
10479 if (nla_put_u8(msg
, QCA_WLAN_VENDOR_ATTR_BTM_MBO_TRANSITION_REASON
,
10480 params
->mbo_transition_reason
))
10483 attr1
= nla_nest_start(msg
, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO
);
10487 wpa_printf(MSG_DEBUG
,
10488 "nl80211: WNM Candidate list info sending to driver: mbo_transition_reason: %d n_candidates: %d",
10489 params
->mbo_transition_reason
, params
->n_candidates
);
10490 pos
= params
->bssid
;
10491 for (i
= 0; i
< params
->n_candidates
; i
++) {
10492 wpa_printf(MSG_DEBUG
, "nl80211: BSSID[%d]: " MACSTR
, i
,
10494 attr2
= nla_nest_start(msg
, i
);
10496 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID
,
10500 nla_nest_end(msg
, attr2
);
10503 nla_nest_end(msg
, attr1
);
10504 nla_nest_end(msg
, attr
);
10506 ret
= send_and_recv_msgs(drv
, msg
,
10507 nl80211_get_bss_transition_status_handler
,
10511 wpa_printf(MSG_ERROR
,
10512 "nl80211: WNM Get BSS transition status failed: ret=%d (%s)",
10513 ret
, strerror(-ret
));
10520 os_free(info
->candidates
);
10527 * nl80211_ignore_assoc_disallow - Configure driver to ignore assoc_disallow
10528 * @priv: Pointer to private driver data from wpa_driver_nl80211_init()
10529 * @ignore_assoc_disallow: 0 to not ignore, 1 to ignore
10530 * Returns: 0 on success, -1 on failure
10532 static int nl80211_ignore_assoc_disallow(void *priv
, int ignore_disallow
)
10534 struct i802_bss
*bss
= priv
;
10535 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10536 struct nl_msg
*msg
;
10537 struct nlattr
*attr
;
10540 if (!drv
->set_wifi_conf_vendor_cmd_avail
)
10543 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10544 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10545 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10546 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION
))
10549 attr
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
);
10553 wpa_printf(MSG_DEBUG
, "nl80211: Set ignore_assoc_disallow %d",
10555 if (nla_put_u8(msg
, QCA_WLAN_VENDOR_ATTR_CONFIG_IGNORE_ASSOC_DISALLOWED
,
10559 nla_nest_end(msg
, attr
);
10561 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10564 wpa_printf(MSG_ERROR
,
10565 "nl80211: Set ignore_assoc_disallow failed: ret=%d (%s)",
10566 ret
, strerror(-ret
));
10575 #endif /* CONFIG_MBO */
10577 #endif /* CONFIG_DRIVER_NL80211_QCA */
10580 static int nl80211_write_to_file(const char *name
, unsigned int val
)
10585 fd
= open(name
, O_RDWR
);
10587 wpa_printf(MSG_ERROR
, "nl80211: Failed to open %s: %s",
10588 name
, strerror(errno
));
10592 len
= os_snprintf(tmp
, sizeof(tmp
), "%u\n", val
);
10593 len
= write(fd
, tmp
, len
);
10595 wpa_printf(MSG_ERROR
, "nl80211: Failed to write to %s: %s",
10596 name
, strerror(errno
));
10603 static int nl80211_configure_data_frame_filters(void *priv
, u32 filter_flags
)
10605 struct i802_bss
*bss
= priv
;
10609 wpa_printf(MSG_DEBUG
, "nl80211: Data frame filter flags=0x%x",
10612 /* Configure filtering of unicast frame encrypted using GTK */
10613 ret
= os_snprintf(path
, sizeof(path
),
10614 "/proc/sys/net/ipv4/conf/%s/drop_unicast_in_l2_multicast",
10616 if (os_snprintf_error(sizeof(path
), ret
))
10619 ret
= nl80211_write_to_file(path
,
10621 WPA_DATA_FRAME_FILTER_FLAG_GTK
));
10623 wpa_printf(MSG_ERROR
,
10624 "nl80211: Failed to set IPv4 unicast in multicast filter");
10628 os_snprintf(path
, sizeof(path
),
10629 "/proc/sys/net/ipv6/conf/%s/drop_unicast_in_l2_multicast",
10631 ret
= nl80211_write_to_file(path
,
10633 WPA_DATA_FRAME_FILTER_FLAG_GTK
));
10636 wpa_printf(MSG_ERROR
,
10637 "nl80211: Failed to set IPv6 unicast in multicast filter");
10641 /* Configure filtering of unicast frame encrypted using GTK */
10642 os_snprintf(path
, sizeof(path
),
10643 "/proc/sys/net/ipv4/conf/%s/drop_gratuitous_arp",
10645 ret
= nl80211_write_to_file(path
,
10647 WPA_DATA_FRAME_FILTER_FLAG_ARP
));
10649 wpa_printf(MSG_ERROR
,
10650 "nl80211: Failed set gratuitous ARP filter");
10654 /* Configure filtering of IPv6 NA frames */
10655 os_snprintf(path
, sizeof(path
),
10656 "/proc/sys/net/ipv6/conf/%s/drop_unsolicited_na",
10658 ret
= nl80211_write_to_file(path
,
10660 WPA_DATA_FRAME_FILTER_FLAG_NA
));
10662 wpa_printf(MSG_ERROR
,
10663 "nl80211: Failed to set unsolicited NA filter");
10671 static int nl80211_get_ext_capab(void *priv
, enum wpa_driver_if_type type
,
10672 const u8
**ext_capa
, const u8
**ext_capa_mask
,
10673 unsigned int *ext_capa_len
)
10675 struct i802_bss
*bss
= priv
;
10676 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10677 enum nl80211_iftype nlmode
;
10680 if (!ext_capa
|| !ext_capa_mask
|| !ext_capa_len
)
10683 nlmode
= wpa_driver_nl80211_if_type(type
);
10685 /* By default, use the per-radio values */
10686 *ext_capa
= drv
->extended_capa
;
10687 *ext_capa_mask
= drv
->extended_capa_mask
;
10688 *ext_capa_len
= drv
->extended_capa_len
;
10690 /* Replace the default value if a per-interface type value exists */
10691 for (i
= 0; i
< drv
->num_iface_ext_capa
; i
++) {
10692 if (nlmode
== drv
->iface_ext_capa
[i
].iftype
) {
10693 *ext_capa
= drv
->iface_ext_capa
[i
].ext_capa
;
10694 *ext_capa_mask
= drv
->iface_ext_capa
[i
].ext_capa_mask
;
10695 *ext_capa_len
= drv
->iface_ext_capa
[i
].ext_capa_len
;
10704 static int nl80211_update_connection_params(
10705 void *priv
, struct wpa_driver_associate_params
*params
,
10706 enum wpa_drv_update_connect_params_mask mask
)
10708 struct i802_bss
*bss
= priv
;
10709 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10710 struct nl_msg
*msg
;
10712 enum nl80211_auth_type type
;
10714 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_UPDATE_CONNECT_PARAMS
);
10718 wpa_printf(MSG_DEBUG
, "nl80211: Update connection params (ifindex=%d)",
10721 if ((mask
& WPA_DRV_UPDATE_ASSOC_IES
) && params
->wpa_ie
) {
10722 if (nla_put(msg
, NL80211_ATTR_IE
, params
->wpa_ie_len
,
10725 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->wpa_ie
,
10726 params
->wpa_ie_len
);
10729 if (mask
& WPA_DRV_UPDATE_AUTH_TYPE
) {
10730 type
= get_nl_auth_type(params
->auth_alg
);
10731 if (type
== NL80211_AUTHTYPE_MAX
||
10732 nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
, type
))
10734 wpa_printf(MSG_DEBUG
, " * Auth Type %d", type
);
10737 if ((mask
& WPA_DRV_UPDATE_FILS_ERP_INFO
) &&
10738 nl80211_put_fils_connect_params(drv
, params
, msg
))
10741 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10744 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
10745 "nl80211: Update connect params command failed: ret=%d (%s)",
10746 ret
, strerror(-ret
));
10754 static int nl80211_send_external_auth_status(void *priv
,
10755 struct external_auth
*params
)
10757 struct i802_bss
*bss
= priv
;
10758 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10759 struct nl_msg
*msg
= NULL
;
10762 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
10763 "nl80211: External auth status: %u", params
->status
);
10765 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_EXTERNAL_AUTH
);
10767 nla_put_u16(msg
, NL80211_ATTR_STATUS_CODE
, params
->status
) ||
10768 nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
10770 nla_put(msg
, NL80211_ATTR_BSSID
, ETH_ALEN
, params
->bssid
))
10772 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10775 wpa_printf(MSG_DEBUG
,
10776 "nl80211: External Auth status update failed: ret=%d (%s)",
10777 ret
, strerror(-ret
));
10786 static int nl80211_set_4addr_mode(void *priv
, const char *bridge_ifname
,
10789 struct i802_bss
*bss
= priv
;
10790 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10791 struct nl_msg
*msg
;
10792 int ret
= -ENOBUFS
;
10794 wpa_printf(MSG_DEBUG
, "nl80211: %s 4addr mode (bridge_ifname: %s)",
10795 val
? "Enable" : "Disable", bridge_ifname
);
10797 msg
= nl80211_cmd_msg(drv
->first_bss
, 0, NL80211_CMD_SET_INTERFACE
);
10798 if (!msg
|| nla_put_u8(msg
, NL80211_ATTR_4ADDR
, val
))
10801 if (bridge_ifname
[0] && bss
->added_if_into_bridge
&& !val
) {
10802 if (linux_br_del_if(drv
->global
->ioctl_sock
,
10803 bridge_ifname
, bss
->ifname
)) {
10804 wpa_printf(MSG_ERROR
,
10805 "nl80211: Failed to remove interface %s from bridge %s",
10806 bss
->ifname
, bridge_ifname
);
10809 bss
->added_if_into_bridge
= 0;
10812 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10815 if (bridge_ifname
[0] && val
&&
10816 i802_check_bridge(drv
, bss
, bridge_ifname
, bss
->ifname
) < 0)
10823 wpa_printf(MSG_ERROR
, "nl80211: Failed to enable/disable 4addr");
10829 const struct wpa_driver_ops wpa_driver_nl80211_ops
= {
10831 .desc
= "Linux nl80211/cfg80211",
10832 .get_bssid
= wpa_driver_nl80211_get_bssid
,
10833 .get_ssid
= wpa_driver_nl80211_get_ssid
,
10834 .set_key
= driver_nl80211_set_key
,
10835 .scan2
= driver_nl80211_scan2
,
10836 .sched_scan
= wpa_driver_nl80211_sched_scan
,
10837 .stop_sched_scan
= wpa_driver_nl80211_stop_sched_scan
,
10838 .get_scan_results2
= wpa_driver_nl80211_get_scan_results
,
10839 .abort_scan
= wpa_driver_nl80211_abort_scan
,
10840 .deauthenticate
= driver_nl80211_deauthenticate
,
10841 .authenticate
= driver_nl80211_authenticate
,
10842 .associate
= wpa_driver_nl80211_associate
,
10843 .global_init
= nl80211_global_init
,
10844 .global_deinit
= nl80211_global_deinit
,
10845 .init2
= wpa_driver_nl80211_init
,
10846 .deinit
= driver_nl80211_deinit
,
10847 .get_capa
= wpa_driver_nl80211_get_capa
,
10848 .set_operstate
= wpa_driver_nl80211_set_operstate
,
10849 .set_supp_port
= wpa_driver_nl80211_set_supp_port
,
10850 .set_country
= wpa_driver_nl80211_set_country
,
10851 .get_country
= wpa_driver_nl80211_get_country
,
10852 .set_ap
= wpa_driver_nl80211_set_ap
,
10853 .set_acl
= wpa_driver_nl80211_set_acl
,
10854 .if_add
= wpa_driver_nl80211_if_add
,
10855 .if_remove
= driver_nl80211_if_remove
,
10856 .send_mlme
= driver_nl80211_send_mlme
,
10857 .get_hw_feature_data
= nl80211_get_hw_feature_data
,
10858 .sta_add
= wpa_driver_nl80211_sta_add
,
10859 .sta_remove
= driver_nl80211_sta_remove
,
10860 .hapd_send_eapol
= wpa_driver_nl80211_hapd_send_eapol
,
10861 .sta_set_flags
= wpa_driver_nl80211_sta_set_flags
,
10862 .hapd_init
= i802_init
,
10863 .hapd_deinit
= i802_deinit
,
10864 .set_wds_sta
= i802_set_wds_sta
,
10865 .get_seqnum
= i802_get_seqnum
,
10866 .flush
= i802_flush
,
10867 .get_inact_sec
= i802_get_inact_sec
,
10868 .sta_clear_stats
= i802_sta_clear_stats
,
10869 .set_rts
= i802_set_rts
,
10870 .set_frag
= i802_set_frag
,
10871 .set_tx_queue_params
= i802_set_tx_queue_params
,
10872 .set_sta_vlan
= driver_nl80211_set_sta_vlan
,
10873 .sta_deauth
= i802_sta_deauth
,
10874 .sta_disassoc
= i802_sta_disassoc
,
10875 .read_sta_data
= driver_nl80211_read_sta_data
,
10876 .set_freq
= i802_set_freq
,
10877 .send_action
= driver_nl80211_send_action
,
10878 .send_action_cancel_wait
= wpa_driver_nl80211_send_action_cancel_wait
,
10879 .remain_on_channel
= wpa_driver_nl80211_remain_on_channel
,
10880 .cancel_remain_on_channel
=
10881 wpa_driver_nl80211_cancel_remain_on_channel
,
10882 .probe_req_report
= driver_nl80211_probe_req_report
,
10883 .deinit_ap
= wpa_driver_nl80211_deinit_ap
,
10884 .deinit_p2p_cli
= wpa_driver_nl80211_deinit_p2p_cli
,
10885 .resume
= wpa_driver_nl80211_resume
,
10886 .signal_monitor
= nl80211_signal_monitor
,
10887 .signal_poll
= nl80211_signal_poll
,
10888 .channel_info
= nl80211_channel_info
,
10889 .send_frame
= nl80211_send_frame
,
10890 .set_param
= nl80211_set_param
,
10891 .get_radio_name
= nl80211_get_radio_name
,
10892 .add_pmkid
= nl80211_add_pmkid
,
10893 .remove_pmkid
= nl80211_remove_pmkid
,
10894 .flush_pmkid
= nl80211_flush_pmkid
,
10895 .set_rekey_info
= nl80211_set_rekey_info
,
10896 .poll_client
= nl80211_poll_client
,
10897 .set_p2p_powersave
= nl80211_set_p2p_powersave
,
10898 .start_dfs_cac
= nl80211_start_radar_detection
,
10899 .stop_ap
= wpa_driver_nl80211_stop_ap
,
10901 .send_tdls_mgmt
= nl80211_send_tdls_mgmt
,
10902 .tdls_oper
= nl80211_tdls_oper
,
10903 .tdls_enable_channel_switch
= nl80211_tdls_enable_channel_switch
,
10904 .tdls_disable_channel_switch
= nl80211_tdls_disable_channel_switch
,
10905 #endif /* CONFIG_TDLS */
10906 .update_ft_ies
= wpa_driver_nl80211_update_ft_ies
,
10907 .get_mac_addr
= wpa_driver_nl80211_get_macaddr
,
10908 .get_survey
= wpa_driver_nl80211_get_survey
,
10909 .status
= wpa_driver_nl80211_status
,
10910 .switch_channel
= nl80211_switch_channel
,
10912 .set_noa
= wpa_driver_set_p2p_noa
,
10913 .get_noa
= wpa_driver_get_p2p_noa
,
10914 .set_ap_wps_ie
= wpa_driver_set_ap_wps_p2p_ie
,
10915 #endif /* ANDROID_P2P */
10917 #ifndef ANDROID_LIB_STUB
10918 .driver_cmd
= wpa_driver_nl80211_driver_cmd
,
10919 #endif /* !ANDROID_LIB_STUB */
10920 #endif /* ANDROID */
10921 .vendor_cmd
= nl80211_vendor_cmd
,
10922 .set_qos_map
= nl80211_set_qos_map
,
10923 .set_wowlan
= nl80211_set_wowlan
,
10924 .set_mac_addr
= nl80211_set_mac_addr
,
10926 .init_mesh
= wpa_driver_nl80211_init_mesh
,
10927 .join_mesh
= wpa_driver_nl80211_join_mesh
,
10928 .leave_mesh
= wpa_driver_nl80211_leave_mesh
,
10929 #endif /* CONFIG_MESH */
10930 .br_add_ip_neigh
= wpa_driver_br_add_ip_neigh
,
10931 .br_delete_ip_neigh
= wpa_driver_br_delete_ip_neigh
,
10932 .br_port_set_attr
= wpa_driver_br_port_set_attr
,
10933 .br_set_net_param
= wpa_driver_br_set_net_param
,
10934 .add_tx_ts
= nl80211_add_ts
,
10935 .del_tx_ts
= nl80211_del_ts
,
10936 .get_ifindex
= nl80211_get_ifindex
,
10937 #ifdef CONFIG_DRIVER_NL80211_QCA
10938 .roaming
= nl80211_roaming
,
10939 .disable_fils
= nl80211_disable_fils
,
10940 .do_acs
= wpa_driver_do_acs
,
10941 .set_band
= nl80211_set_band
,
10942 .get_pref_freq_list
= nl80211_get_pref_freq_list
,
10943 .set_prob_oper_freq
= nl80211_set_prob_oper_freq
,
10944 .p2p_lo_start
= nl80211_p2p_lo_start
,
10945 .p2p_lo_stop
= nl80211_p2p_lo_stop
,
10946 .set_default_scan_ies
= nl80211_set_default_scan_ies
,
10947 .set_tdls_mode
= nl80211_set_tdls_mode
,
10949 .get_bss_transition_status
= nl80211_get_bss_transition_status
,
10950 .ignore_assoc_disallow
= nl80211_ignore_assoc_disallow
,
10951 #endif /* CONFIG_MBO */
10952 .set_bssid_blacklist
= nl80211_set_bssid_blacklist
,
10953 #endif /* CONFIG_DRIVER_NL80211_QCA */
10954 .configure_data_frame_filters
= nl80211_configure_data_frame_filters
,
10955 .get_ext_capab
= nl80211_get_ext_capab
,
10956 .update_connect_params
= nl80211_update_connection_params
,
10957 .send_external_auth_status
= nl80211_send_external_auth_status
,
10958 .set_4addr_mode
= nl80211_set_4addr_mode
,