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 #ifndef NETLINK_CAP_ACK
44 #define NETLINK_CAP_ACK 10
45 #endif /* NETLINK_CAP_ACK */
46 /* support for extack if compilation headers are too old */
47 #ifndef NETLINK_EXT_ACK
48 #define NETLINK_EXT_ACK 11
56 NLMSGERR_ATTR_MAX
= __NLMSGERR_ATTR_MAX
- 1
60 #define NLM_F_CAPPED 0x100
62 #ifndef NLM_F_ACK_TLVS
63 #define NLM_F_ACK_TLVS 0x200
66 #define SOL_NETLINK 270
69 #ifndef CONFIG_LIBNL20
71 * libnl 1.1 has a bug, it tries to allocate socket numbers densely
72 * but when you free a socket again it will mess up its bitmap and
73 * and use the wrong number the next time it needs a socket ID.
74 * Therefore, we wrap the handle alloc/destroy and add our own pid
77 static uint32_t port_bitmap
[32] = { 0 };
79 static struct nl_handle
*nl80211_handle_alloc(void *cb
)
81 struct nl_handle
*handle
;
82 uint32_t pid
= getpid() & 0x3FFFFF;
85 handle
= nl_handle_alloc_cb(cb
);
87 for (i
= 0; i
< 1024; i
++) {
88 if (port_bitmap
[i
/ 32] & (1 << (i
% 32)))
90 port_bitmap
[i
/ 32] |= 1 << (i
% 32);
95 nl_socket_set_local_port(handle
, pid
);
100 static void nl80211_handle_destroy(struct nl_handle
*handle
)
102 uint32_t port
= nl_socket_get_local_port(handle
);
105 port_bitmap
[port
/ 32] &= ~(1 << (port
% 32));
107 nl_handle_destroy(handle
);
109 #endif /* CONFIG_LIBNL20 */
113 /* system/core/libnl_2 does not include nl_socket_set_nonblocking() */
114 #undef nl_socket_set_nonblocking
115 #define nl_socket_set_nonblocking(h) android_nl_socket_set_nonblocking(h)
120 static struct nl_handle
* nl_create_handle(struct nl_cb
*cb
, const char *dbg
)
122 struct nl_handle
*handle
;
124 handle
= nl80211_handle_alloc(cb
);
125 if (handle
== NULL
) {
126 wpa_printf(MSG_ERROR
, "nl80211: Failed to allocate netlink "
127 "callbacks (%s)", dbg
);
131 if (genl_connect(handle
)) {
132 wpa_printf(MSG_ERROR
, "nl80211: Failed to connect to generic "
133 "netlink (%s)", dbg
);
134 nl80211_handle_destroy(handle
);
142 static void nl_destroy_handles(struct nl_handle
**handle
)
146 nl80211_handle_destroy(*handle
);
152 #define ELOOP_SOCKET_INVALID (intptr_t) 0x8888888888888889ULL
154 #define ELOOP_SOCKET_INVALID (intptr_t) 0x88888889ULL
157 static void nl80211_register_eloop_read(struct nl_handle
**handle
,
158 eloop_sock_handler handler
,
159 void *eloop_data
, int persist
)
161 #ifdef CONFIG_LIBNL20
163 * libnl uses a pretty small buffer (32 kB that gets converted to 64 kB)
164 * by default. It is possible to hit that limit in some cases where
165 * operations are blocked, e.g., with a burst of Deauthentication frames
166 * to hostapd and STA entry deletion. Try to increase the buffer to make
167 * this less likely to occur.
169 if (nl_socket_set_buffer_size(*handle
, 262144, 0) < 0) {
170 wpa_printf(MSG_DEBUG
,
171 "nl80211: Could not set nl_socket RX buffer size: %s",
173 /* continue anyway with the default (smaller) buffer */
175 #endif /* CONFIG_LIBNL20 */
177 nl_socket_set_nonblocking(*handle
);
178 eloop_register_read_sock(nl_socket_get_fd(*handle
), handler
,
179 eloop_data
, *handle
);
181 *handle
= (void *) (((intptr_t) *handle
) ^
182 ELOOP_SOCKET_INVALID
);
186 static void nl80211_destroy_eloop_handle(struct nl_handle
**handle
, int persist
)
189 *handle
= (void *) (((intptr_t) *handle
) ^
190 ELOOP_SOCKET_INVALID
);
191 eloop_unregister_read_sock(nl_socket_get_fd(*handle
));
192 nl_destroy_handles(handle
);
196 static void nl80211_global_deinit(void *priv
);
197 static void nl80211_check_global(struct nl80211_global
*global
);
199 static void wpa_driver_nl80211_deinit(struct i802_bss
*bss
);
200 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss
*bss
,
201 struct hostapd_freq_params
*freq
);
204 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data
*drv
,
205 const u8
*set_addr
, int first
,
206 const char *driver_params
);
207 static int nl80211_send_frame_cmd(struct i802_bss
*bss
,
208 unsigned int freq
, unsigned int wait
,
209 const u8
*buf
, size_t buf_len
, u64
*cookie
,
210 int no_cck
, int no_ack
, int offchanok
,
211 const u16
*csa_offs
, size_t csa_offs_len
);
212 static int wpa_driver_nl80211_probe_req_report(struct i802_bss
*bss
,
217 static void add_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
219 static void del_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
221 static int have_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
224 static int nl80211_set_channel(struct i802_bss
*bss
,
225 struct hostapd_freq_params
*freq
, int set_chan
);
226 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data
*drv
,
227 int ifindex
, int disabled
);
229 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data
*drv
,
232 static int i802_set_iface_flags(struct i802_bss
*bss
, int up
);
233 static int nl80211_set_param(void *priv
, const char *param
);
235 static int nl80211_put_mesh_config(struct nl_msg
*msg
,
236 struct wpa_driver_mesh_bss_params
*params
);
237 #endif /* CONFIG_MESH */
238 static int i802_sta_disassoc(void *priv
, const u8
*own_addr
, const u8
*addr
,
242 /* Converts nl80211_chan_width to a common format */
243 enum chan_width
convert2width(int width
)
246 case NL80211_CHAN_WIDTH_20_NOHT
:
247 return CHAN_WIDTH_20_NOHT
;
248 case NL80211_CHAN_WIDTH_20
:
249 return CHAN_WIDTH_20
;
250 case NL80211_CHAN_WIDTH_40
:
251 return CHAN_WIDTH_40
;
252 case NL80211_CHAN_WIDTH_80
:
253 return CHAN_WIDTH_80
;
254 case NL80211_CHAN_WIDTH_80P80
:
255 return CHAN_WIDTH_80P80
;
256 case NL80211_CHAN_WIDTH_160
:
257 return CHAN_WIDTH_160
;
259 return CHAN_WIDTH_UNKNOWN
;
263 int is_ap_interface(enum nl80211_iftype nlmode
)
265 return nlmode
== NL80211_IFTYPE_AP
||
266 nlmode
== NL80211_IFTYPE_P2P_GO
;
270 int is_sta_interface(enum nl80211_iftype nlmode
)
272 return nlmode
== NL80211_IFTYPE_STATION
||
273 nlmode
== NL80211_IFTYPE_P2P_CLIENT
;
277 static int is_p2p_net_interface(enum nl80211_iftype nlmode
)
279 return nlmode
== NL80211_IFTYPE_P2P_CLIENT
||
280 nlmode
== NL80211_IFTYPE_P2P_GO
;
284 struct i802_bss
* get_bss_ifindex(struct wpa_driver_nl80211_data
*drv
,
287 struct i802_bss
*bss
;
289 for (bss
= drv
->first_bss
; bss
; bss
= bss
->next
) {
290 if (bss
->ifindex
== ifindex
)
298 static int is_mesh_interface(enum nl80211_iftype nlmode
)
300 return nlmode
== NL80211_IFTYPE_MESH_POINT
;
304 void nl80211_mark_disconnected(struct wpa_driver_nl80211_data
*drv
)
307 os_memcpy(drv
->prev_bssid
, drv
->bssid
, ETH_ALEN
);
309 os_memset(drv
->bssid
, 0, ETH_ALEN
);
314 static int ack_handler(struct nl_msg
*msg
, void *arg
)
321 static int finish_handler(struct nl_msg
*msg
, void *arg
)
328 static int error_handler(struct sockaddr_nl
*nla
, struct nlmsgerr
*err
,
331 struct nlmsghdr
*nlh
= (struct nlmsghdr
*) err
- 1;
332 int len
= nlh
->nlmsg_len
;
333 struct nlattr
*attrs
;
334 struct nlattr
*tb
[NLMSGERR_ATTR_MAX
+ 1];
336 int ack_len
= sizeof(*nlh
) + sizeof(int) + sizeof(*nlh
);
340 if (!(nlh
->nlmsg_flags
& NLM_F_ACK_TLVS
))
343 if (!(nlh
->nlmsg_flags
& NLM_F_CAPPED
))
344 ack_len
+= err
->msg
.nlmsg_len
- sizeof(*nlh
);
349 attrs
= (void *) ((unsigned char *) nlh
+ ack_len
);
352 nla_parse(tb
, NLMSGERR_ATTR_MAX
, attrs
, len
, NULL
);
353 if (tb
[NLMSGERR_ATTR_MSG
]) {
354 len
= strnlen((char *) nla_data(tb
[NLMSGERR_ATTR_MSG
]),
355 nla_len(tb
[NLMSGERR_ATTR_MSG
]));
356 wpa_printf(MSG_ERROR
, "nl80211: kernel reports: %*s",
357 len
, (char *) nla_data(tb
[NLMSGERR_ATTR_MSG
]));
364 static int no_seq_check(struct nl_msg
*msg
, void *arg
)
370 static void nl80211_nlmsg_clear(struct nl_msg
*msg
)
373 * Clear nlmsg data, e.g., to make sure key material is not left in
374 * heap memory for unnecessarily long time.
377 struct nlmsghdr
*hdr
= nlmsg_hdr(msg
);
378 void *data
= nlmsg_data(hdr
);
380 * This would use nlmsg_datalen() or the older nlmsg_len() if
381 * only libnl were to maintain a stable API.. Neither will work
382 * with all released versions, so just calculate the length
385 int len
= hdr
->nlmsg_len
- NLMSG_HDRLEN
;
387 os_memset(data
, 0, len
);
392 static int send_and_recv(struct nl80211_global
*global
,
393 struct nl_handle
*nl_handle
, struct nl_msg
*msg
,
394 int (*valid_handler
)(struct nl_msg
*, void *),
398 int err
= -ENOMEM
, opt
;
403 cb
= nl_cb_clone(global
->nl_cb
);
407 /* try to set NETLINK_EXT_ACK to 1, ignoring errors */
409 setsockopt(nl_socket_get_fd(nl_handle
), SOL_NETLINK
,
410 NETLINK_EXT_ACK
, &opt
, sizeof(opt
));
412 /* try to set NETLINK_CAP_ACK to 1, ignoring errors */
414 setsockopt(nl_socket_get_fd(nl_handle
), SOL_NETLINK
,
415 NETLINK_CAP_ACK
, &opt
, sizeof(opt
));
417 err
= nl_send_auto_complete(nl_handle
, msg
);
423 nl_cb_err(cb
, NL_CB_CUSTOM
, error_handler
, &err
);
424 nl_cb_set(cb
, NL_CB_FINISH
, NL_CB_CUSTOM
, finish_handler
, &err
);
425 nl_cb_set(cb
, NL_CB_ACK
, NL_CB_CUSTOM
, ack_handler
, &err
);
428 nl_cb_set(cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
429 valid_handler
, valid_data
);
432 int res
= nl_recvmsgs(nl_handle
, cb
);
435 "nl80211: %s->nl_recvmsgs failed: %d",
441 if (!valid_handler
&& valid_data
== (void *) -1)
442 nl80211_nlmsg_clear(msg
);
448 int send_and_recv_msgs(struct wpa_driver_nl80211_data
*drv
,
450 int (*valid_handler
)(struct nl_msg
*, void *),
453 return send_and_recv(drv
->global
, drv
->global
->nl
, msg
,
454 valid_handler
, valid_data
);
464 static int family_handler(struct nl_msg
*msg
, void *arg
)
466 struct family_data
*res
= arg
;
467 struct nlattr
*tb
[CTRL_ATTR_MAX
+ 1];
468 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
469 struct nlattr
*mcgrp
;
472 nla_parse(tb
, CTRL_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
473 genlmsg_attrlen(gnlh
, 0), NULL
);
474 if (!tb
[CTRL_ATTR_MCAST_GROUPS
])
477 nla_for_each_nested(mcgrp
, tb
[CTRL_ATTR_MCAST_GROUPS
], i
) {
478 struct nlattr
*tb2
[CTRL_ATTR_MCAST_GRP_MAX
+ 1];
479 nla_parse(tb2
, CTRL_ATTR_MCAST_GRP_MAX
, nla_data(mcgrp
),
480 nla_len(mcgrp
), NULL
);
481 if (!tb2
[CTRL_ATTR_MCAST_GRP_NAME
] ||
482 !tb2
[CTRL_ATTR_MCAST_GRP_ID
] ||
483 os_strncmp(nla_data(tb2
[CTRL_ATTR_MCAST_GRP_NAME
]),
485 nla_len(tb2
[CTRL_ATTR_MCAST_GRP_NAME
])) != 0)
487 res
->id
= nla_get_u32(tb2
[CTRL_ATTR_MCAST_GRP_ID
]);
495 static int nl_get_multicast_id(struct nl80211_global
*global
,
496 const char *family
, const char *group
)
500 struct family_data res
= { group
, -ENOENT
};
505 if (!genlmsg_put(msg
, 0, 0, genl_ctrl_resolve(global
->nl
, "nlctrl"),
506 0, 0, CTRL_CMD_GETFAMILY
, 0) ||
507 nla_put_string(msg
, CTRL_ATTR_FAMILY_NAME
, family
)) {
512 ret
= send_and_recv(global
, global
->nl
, msg
, family_handler
, &res
);
519 void * nl80211_cmd(struct wpa_driver_nl80211_data
*drv
,
520 struct nl_msg
*msg
, int flags
, uint8_t cmd
)
524 return genlmsg_put(msg
, 0, 0, drv
->global
->nl80211_id
,
529 static int nl80211_set_iface_id(struct nl_msg
*msg
, struct i802_bss
*bss
)
531 if (bss
->wdev_id_set
)
532 return nla_put_u64(msg
, NL80211_ATTR_WDEV
, bss
->wdev_id
);
533 return nla_put_u32(msg
, NL80211_ATTR_IFINDEX
, bss
->ifindex
);
537 struct nl_msg
* nl80211_cmd_msg(struct i802_bss
*bss
, int flags
, uint8_t cmd
)
545 if (!nl80211_cmd(bss
->drv
, msg
, flags
, cmd
) ||
546 nl80211_set_iface_id(msg
, bss
) < 0) {
555 static struct nl_msg
*
556 nl80211_ifindex_msg(struct wpa_driver_nl80211_data
*drv
, int ifindex
,
557 int flags
, uint8_t cmd
)
565 if (!nl80211_cmd(drv
, msg
, flags
, cmd
) ||
566 nla_put_u32(msg
, NL80211_ATTR_IFINDEX
, ifindex
)) {
575 struct nl_msg
* nl80211_drv_msg(struct wpa_driver_nl80211_data
*drv
, int flags
,
578 return nl80211_ifindex_msg(drv
, drv
->ifindex
, flags
, cmd
);
582 struct nl_msg
* nl80211_bss_msg(struct i802_bss
*bss
, int flags
, uint8_t cmd
)
584 return nl80211_ifindex_msg(bss
->drv
, bss
->ifindex
, flags
, cmd
);
588 struct wiphy_idx_data
{
590 enum nl80211_iftype nlmode
;
595 static int netdev_info_handler(struct nl_msg
*msg
, void *arg
)
597 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
598 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
599 struct wiphy_idx_data
*info
= arg
;
601 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
602 genlmsg_attrlen(gnlh
, 0), NULL
);
604 if (tb
[NL80211_ATTR_WIPHY
])
605 info
->wiphy_idx
= nla_get_u32(tb
[NL80211_ATTR_WIPHY
]);
607 if (tb
[NL80211_ATTR_IFTYPE
])
608 info
->nlmode
= nla_get_u32(tb
[NL80211_ATTR_IFTYPE
]);
610 if (tb
[NL80211_ATTR_MAC
] && info
->macaddr
)
611 os_memcpy(info
->macaddr
, nla_data(tb
[NL80211_ATTR_MAC
]),
618 int nl80211_get_wiphy_index(struct i802_bss
*bss
)
621 struct wiphy_idx_data data
= {
626 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_GET_INTERFACE
)))
629 if (send_and_recv_msgs(bss
->drv
, msg
, netdev_info_handler
, &data
) == 0)
630 return data
.wiphy_idx
;
635 static enum nl80211_iftype
nl80211_get_ifmode(struct i802_bss
*bss
)
638 struct wiphy_idx_data data
= {
639 .nlmode
= NL80211_IFTYPE_UNSPECIFIED
,
643 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_GET_INTERFACE
)))
644 return NL80211_IFTYPE_UNSPECIFIED
;
646 if (send_and_recv_msgs(bss
->drv
, msg
, netdev_info_handler
, &data
) == 0)
648 return NL80211_IFTYPE_UNSPECIFIED
;
652 static int nl80211_get_macaddr(struct i802_bss
*bss
)
655 struct wiphy_idx_data data
= {
656 .macaddr
= bss
->addr
,
659 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_GET_INTERFACE
)))
662 return send_and_recv_msgs(bss
->drv
, msg
, netdev_info_handler
, &data
);
666 static int nl80211_register_beacons(struct wpa_driver_nl80211_data
*drv
,
667 struct nl80211_wiphy_data
*w
)
676 if (!nl80211_cmd(drv
, msg
, 0, NL80211_CMD_REGISTER_BEACONS
) ||
677 nla_put_u32(msg
, NL80211_ATTR_WIPHY
, w
->wiphy_idx
)) {
682 ret
= send_and_recv(drv
->global
, w
->nl_beacons
, msg
, NULL
, NULL
);
684 wpa_printf(MSG_DEBUG
, "nl80211: Register beacons command "
685 "failed: ret=%d (%s)",
686 ret
, strerror(-ret
));
692 static void nl80211_recv_beacons(int sock
, void *eloop_ctx
, void *handle
)
694 struct nl80211_wiphy_data
*w
= eloop_ctx
;
697 wpa_printf(MSG_EXCESSIVE
, "nl80211: Beacon event message available");
699 res
= nl_recvmsgs(handle
, w
->nl_cb
);
701 wpa_printf(MSG_INFO
, "nl80211: %s->nl_recvmsgs failed: %d",
707 static int process_beacon_event(struct nl_msg
*msg
, void *arg
)
709 struct nl80211_wiphy_data
*w
= arg
;
710 struct wpa_driver_nl80211_data
*drv
;
711 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
712 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
713 union wpa_event_data event
;
715 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
716 genlmsg_attrlen(gnlh
, 0), NULL
);
718 if (gnlh
->cmd
!= NL80211_CMD_FRAME
) {
719 wpa_printf(MSG_DEBUG
, "nl80211: Unexpected beacon event? (%d)",
724 if (!tb
[NL80211_ATTR_FRAME
])
727 dl_list_for_each(drv
, &w
->drvs
, struct wpa_driver_nl80211_data
,
729 os_memset(&event
, 0, sizeof(event
));
730 event
.rx_mgmt
.frame
= nla_data(tb
[NL80211_ATTR_FRAME
]);
731 event
.rx_mgmt
.frame_len
= nla_len(tb
[NL80211_ATTR_FRAME
]);
732 wpa_supplicant_event(drv
->ctx
, EVENT_RX_MGMT
, &event
);
739 static struct nl80211_wiphy_data
*
740 nl80211_get_wiphy_data_ap(struct i802_bss
*bss
)
742 static DEFINE_DL_LIST(nl80211_wiphys
);
743 struct nl80211_wiphy_data
*w
;
744 int wiphy_idx
, found
= 0;
745 struct i802_bss
*tmp_bss
;
748 if (bss
->wiphy_data
!= NULL
)
749 return bss
->wiphy_data
;
751 wiphy_idx
= nl80211_get_wiphy_index(bss
);
753 dl_list_for_each(w
, &nl80211_wiphys
, struct nl80211_wiphy_data
, list
) {
754 if (w
->wiphy_idx
== wiphy_idx
)
759 w
= os_zalloc(sizeof(*w
));
762 w
->wiphy_idx
= wiphy_idx
;
763 dl_list_init(&w
->bsss
);
764 dl_list_init(&w
->drvs
);
766 /* Beacon frames not supported in IEEE 802.11ad */
767 if (ieee80211_freq_to_chan(bss
->freq
, &channel
) !=
768 HOSTAPD_MODE_IEEE80211AD
) {
769 w
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
774 nl_cb_set(w
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
,
776 nl_cb_set(w
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
777 process_beacon_event
, w
);
779 w
->nl_beacons
= nl_create_handle(bss
->drv
->global
->nl_cb
,
781 if (w
->nl_beacons
== NULL
) {
786 if (nl80211_register_beacons(bss
->drv
, w
)) {
787 nl_destroy_handles(&w
->nl_beacons
);
792 nl80211_register_eloop_read(&w
->nl_beacons
,
793 nl80211_recv_beacons
, w
, 0);
796 dl_list_add(&nl80211_wiphys
, &w
->list
);
799 /* drv entry for this bss already there? */
800 dl_list_for_each(tmp_bss
, &w
->bsss
, struct i802_bss
, wiphy_list
) {
801 if (tmp_bss
->drv
== bss
->drv
) {
808 dl_list_add(&w
->drvs
, &bss
->drv
->wiphy_list
);
810 dl_list_add(&w
->bsss
, &bss
->wiphy_list
);
816 static void nl80211_put_wiphy_data_ap(struct i802_bss
*bss
)
818 struct nl80211_wiphy_data
*w
= bss
->wiphy_data
;
819 struct i802_bss
*tmp_bss
;
824 bss
->wiphy_data
= NULL
;
825 dl_list_del(&bss
->wiphy_list
);
827 /* still any for this drv present? */
828 dl_list_for_each(tmp_bss
, &w
->bsss
, struct i802_bss
, wiphy_list
) {
829 if (tmp_bss
->drv
== bss
->drv
) {
834 /* if not remove it */
836 dl_list_del(&bss
->drv
->wiphy_list
);
838 if (!dl_list_empty(&w
->bsss
))
842 nl80211_destroy_eloop_handle(&w
->nl_beacons
, 0);
845 dl_list_del(&w
->list
);
850 static unsigned int nl80211_get_ifindex(void *priv
)
852 struct i802_bss
*bss
= priv
;
853 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
859 static int wpa_driver_nl80211_get_bssid(void *priv
, u8
*bssid
)
861 struct i802_bss
*bss
= priv
;
862 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
863 if (!drv
->associated
)
865 os_memcpy(bssid
, drv
->bssid
, ETH_ALEN
);
870 static int wpa_driver_nl80211_get_ssid(void *priv
, u8
*ssid
)
872 struct i802_bss
*bss
= priv
;
873 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
874 if (!drv
->associated
)
876 os_memcpy(ssid
, drv
->ssid
, drv
->ssid_len
);
877 return drv
->ssid_len
;
881 static void wpa_driver_nl80211_event_newlink(
882 struct nl80211_global
*global
, struct wpa_driver_nl80211_data
*drv
,
883 int ifindex
, const char *ifname
)
885 union wpa_event_data event
;
887 if (drv
&& os_strcmp(drv
->first_bss
->ifname
, ifname
) == 0) {
888 if (if_nametoindex(drv
->first_bss
->ifname
) == 0) {
889 wpa_printf(MSG_DEBUG
, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK",
890 drv
->first_bss
->ifname
);
893 if (!drv
->if_removed
)
895 wpa_printf(MSG_DEBUG
, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event",
896 drv
->first_bss
->ifname
);
900 os_memset(&event
, 0, sizeof(event
));
901 event
.interface_status
.ifindex
= ifindex
;
902 os_strlcpy(event
.interface_status
.ifname
, ifname
,
903 sizeof(event
.interface_status
.ifname
));
904 event
.interface_status
.ievent
= EVENT_INTERFACE_ADDED
;
906 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_STATUS
, &event
);
908 wpa_supplicant_event_global(global
->ctx
, EVENT_INTERFACE_STATUS
,
913 static void wpa_driver_nl80211_event_dellink(
914 struct nl80211_global
*global
, struct wpa_driver_nl80211_data
*drv
,
915 int ifindex
, const char *ifname
)
917 union wpa_event_data event
;
919 if (drv
&& os_strcmp(drv
->first_bss
->ifname
, ifname
) == 0) {
920 if (drv
->if_removed
) {
921 wpa_printf(MSG_DEBUG
, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s",
925 wpa_printf(MSG_DEBUG
, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1",
929 wpa_printf(MSG_DEBUG
, "RTM_DELLINK: Interface '%s' removed",
933 os_memset(&event
, 0, sizeof(event
));
934 event
.interface_status
.ifindex
= ifindex
;
935 os_strlcpy(event
.interface_status
.ifname
, ifname
,
936 sizeof(event
.interface_status
.ifname
));
937 event
.interface_status
.ievent
= EVENT_INTERFACE_REMOVED
;
939 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_STATUS
, &event
);
941 wpa_supplicant_event_global(global
->ctx
, EVENT_INTERFACE_STATUS
,
946 static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data
*drv
,
949 int attrlen
, rta_len
;
953 attr
= (struct rtattr
*) buf
;
955 rta_len
= RTA_ALIGN(sizeof(struct rtattr
));
956 while (RTA_OK(attr
, attrlen
)) {
957 if (attr
->rta_type
== IFLA_IFNAME
) {
958 if (os_strcmp(((char *) attr
) + rta_len
,
959 drv
->first_bss
->ifname
) == 0)
964 attr
= RTA_NEXT(attr
, attrlen
);
971 static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data
*drv
,
972 int ifindex
, u8
*buf
, size_t len
)
974 if (drv
->ifindex
== ifindex
)
977 if (drv
->if_removed
&& wpa_driver_nl80211_own_ifname(drv
, buf
, len
)) {
978 nl80211_check_global(drv
->global
);
979 wpa_printf(MSG_DEBUG
, "nl80211: Update ifindex for a removed "
981 if (wpa_driver_nl80211_finish_drv_init(drv
, NULL
, 0, NULL
) < 0)
990 static struct wpa_driver_nl80211_data
*
991 nl80211_find_drv(struct nl80211_global
*global
, int idx
, u8
*buf
, size_t len
,
994 struct wpa_driver_nl80211_data
*drv
;
999 dl_list_for_each(drv
, &global
->interfaces
,
1000 struct wpa_driver_nl80211_data
, list
) {
1001 res
= wpa_driver_nl80211_own_ifindex(drv
, idx
, buf
, len
);
1003 wpa_printf(MSG_DEBUG
,
1004 "nl80211: Found matching own interface, but failed to complete reinitialization");
1009 if (res
> 0 || have_ifidx(drv
, idx
, IFIDX_ANY
))
1016 static void nl80211_refresh_mac(struct wpa_driver_nl80211_data
*drv
,
1017 int ifindex
, int notify
)
1019 struct i802_bss
*bss
;
1022 bss
= get_bss_ifindex(drv
, ifindex
);
1024 linux_get_ifhwaddr(drv
->global
->ioctl_sock
,
1025 bss
->ifname
, addr
) < 0) {
1026 wpa_printf(MSG_DEBUG
,
1027 "nl80211: %s: failed to re-read MAC address",
1029 } else if (bss
&& os_memcmp(addr
, bss
->addr
, ETH_ALEN
) != 0) {
1030 wpa_printf(MSG_DEBUG
,
1031 "nl80211: Own MAC address on ifindex %d (%s) changed from "
1032 MACSTR
" to " MACSTR
,
1033 ifindex
, bss
->ifname
,
1034 MAC2STR(bss
->addr
), MAC2STR(addr
));
1035 os_memcpy(bss
->addr
, addr
, ETH_ALEN
);
1037 wpa_supplicant_event(drv
->ctx
,
1038 EVENT_INTERFACE_MAC_CHANGED
, NULL
);
1043 static void wpa_driver_nl80211_event_rtm_newlink(void *ctx
,
1044 struct ifinfomsg
*ifi
,
1045 u8
*buf
, size_t len
)
1047 struct nl80211_global
*global
= ctx
;
1048 struct wpa_driver_nl80211_data
*drv
;
1050 struct rtattr
*attr
;
1052 char namebuf
[IFNAMSIZ
];
1053 char ifname
[IFNAMSIZ
+ 1];
1054 char extra
[100], *pos
, *end
;
1059 end
= pos
+ sizeof(extra
);
1063 attr
= (struct rtattr
*) buf
;
1064 while (RTA_OK(attr
, attrlen
)) {
1065 switch (attr
->rta_type
) {
1067 if (RTA_PAYLOAD(attr
) >= IFNAMSIZ
)
1069 os_memcpy(ifname
, RTA_DATA(attr
), RTA_PAYLOAD(attr
));
1070 ifname
[RTA_PAYLOAD(attr
)] = '\0';
1073 brid
= nla_get_u32((struct nlattr
*) attr
);
1074 pos
+= os_snprintf(pos
, end
- pos
, " master=%u", brid
);
1077 pos
+= os_snprintf(pos
, end
- pos
, " wext");
1079 case IFLA_OPERSTATE
:
1080 pos
+= os_snprintf(pos
, end
- pos
, " operstate=%u",
1081 nla_get_u32((struct nlattr
*) attr
));
1084 pos
+= os_snprintf(pos
, end
- pos
, " linkmode=%u",
1085 nla_get_u32((struct nlattr
*) attr
));
1088 attr
= RTA_NEXT(attr
, attrlen
);
1090 extra
[sizeof(extra
) - 1] = '\0';
1092 wpa_printf(MSG_DEBUG
, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1093 ifi
->ifi_index
, ifname
, extra
, ifi
->ifi_family
,
1095 (ifi
->ifi_flags
& IFF_UP
) ? "[UP]" : "",
1096 (ifi
->ifi_flags
& IFF_RUNNING
) ? "[RUNNING]" : "",
1097 (ifi
->ifi_flags
& IFF_LOWER_UP
) ? "[LOWER_UP]" : "",
1098 (ifi
->ifi_flags
& IFF_DORMANT
) ? "[DORMANT]" : "");
1100 drv
= nl80211_find_drv(global
, ifi
->ifi_index
, buf
, len
, &init_failed
);
1104 return; /* do not update interface state */
1106 if (!drv
->if_disabled
&& !(ifi
->ifi_flags
& IFF_UP
)) {
1108 if (if_indextoname(ifi
->ifi_index
, namebuf
) &&
1109 linux_iface_up(drv
->global
->ioctl_sock
, namebuf
) > 0) {
1110 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface down "
1111 "event since interface %s is up", namebuf
);
1112 drv
->ignore_if_down_event
= 0;
1113 /* Re-read MAC address as it may have changed */
1114 nl80211_refresh_mac(drv
, ifi
->ifi_index
, 1);
1117 wpa_printf(MSG_DEBUG
, "nl80211: Interface down (%s/%s)",
1119 if (os_strcmp(drv
->first_bss
->ifname
, ifname
) != 0) {
1120 wpa_printf(MSG_DEBUG
,
1121 "nl80211: Not the main interface (%s) - do not indicate interface down",
1122 drv
->first_bss
->ifname
);
1123 } else if (drv
->ignore_if_down_event
) {
1124 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface down "
1125 "event generated by mode change");
1126 drv
->ignore_if_down_event
= 0;
1128 drv
->if_disabled
= 1;
1129 wpa_supplicant_event(drv
->ctx
,
1130 EVENT_INTERFACE_DISABLED
, NULL
);
1133 * Try to get drv again, since it may be removed as
1134 * part of the EVENT_INTERFACE_DISABLED handling for
1135 * dynamic interfaces
1137 drv
= nl80211_find_drv(global
, ifi
->ifi_index
,
1144 if (drv
->if_disabled
&& (ifi
->ifi_flags
& IFF_UP
)) {
1146 if (if_indextoname(ifi
->ifi_index
, namebuf
) &&
1147 linux_iface_up(drv
->global
->ioctl_sock
, namebuf
) == 0) {
1148 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface up "
1149 "event since interface %s is down",
1153 wpa_printf(MSG_DEBUG
, "nl80211: Interface up (%s/%s)",
1155 if (os_strcmp(drv
->first_bss
->ifname
, ifname
) != 0) {
1156 wpa_printf(MSG_DEBUG
,
1157 "nl80211: Not the main interface (%s) - do not indicate interface up",
1158 drv
->first_bss
->ifname
);
1159 } else if (if_nametoindex(drv
->first_bss
->ifname
) == 0) {
1160 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface up "
1161 "event since interface %s does not exist",
1162 drv
->first_bss
->ifname
);
1163 } else if (drv
->if_removed
) {
1164 wpa_printf(MSG_DEBUG
, "nl80211: Ignore interface up "
1165 "event since interface %s is marked "
1166 "removed", drv
->first_bss
->ifname
);
1168 /* Re-read MAC address as it may have changed */
1169 nl80211_refresh_mac(drv
, ifi
->ifi_index
, 0);
1171 drv
->if_disabled
= 0;
1172 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_ENABLED
,
1178 * Some drivers send the association event before the operup event--in
1179 * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
1180 * fails. This will hit us when wpa_supplicant does not need to do
1181 * IEEE 802.1X authentication
1183 if (drv
->operstate
== 1 &&
1184 (ifi
->ifi_flags
& (IFF_LOWER_UP
| IFF_DORMANT
)) == IFF_LOWER_UP
&&
1185 !(ifi
->ifi_flags
& IFF_RUNNING
)) {
1186 wpa_printf(MSG_DEBUG
, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate");
1187 netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
,
1193 wpa_driver_nl80211_event_newlink(global
, drv
, ifi
->ifi_index
,
1196 if (ifi
->ifi_family
== AF_BRIDGE
&& brid
&& drv
) {
1197 struct i802_bss
*bss
;
1199 /* device has been added to bridge */
1200 if (!if_indextoname(brid
, namebuf
)) {
1201 wpa_printf(MSG_DEBUG
,
1202 "nl80211: Could not find bridge ifname for ifindex %u",
1206 wpa_printf(MSG_DEBUG
, "nl80211: Add ifindex %u for bridge %s",
1208 add_ifidx(drv
, brid
, ifi
->ifi_index
);
1210 for (bss
= drv
->first_bss
; bss
; bss
= bss
->next
) {
1211 if (os_strcmp(ifname
, bss
->ifname
) == 0) {
1212 os_strlcpy(bss
->brname
, namebuf
, IFNAMSIZ
);
1220 static void wpa_driver_nl80211_event_rtm_dellink(void *ctx
,
1221 struct ifinfomsg
*ifi
,
1222 u8
*buf
, size_t len
)
1224 struct nl80211_global
*global
= ctx
;
1225 struct wpa_driver_nl80211_data
*drv
;
1227 struct rtattr
*attr
;
1229 char ifname
[IFNAMSIZ
+ 1];
1230 char extra
[100], *pos
, *end
;
1234 end
= pos
+ sizeof(extra
);
1238 attr
= (struct rtattr
*) buf
;
1239 while (RTA_OK(attr
, attrlen
)) {
1240 switch (attr
->rta_type
) {
1242 if (RTA_PAYLOAD(attr
) >= IFNAMSIZ
)
1244 os_memcpy(ifname
, RTA_DATA(attr
), RTA_PAYLOAD(attr
));
1245 ifname
[RTA_PAYLOAD(attr
)] = '\0';
1248 brid
= nla_get_u32((struct nlattr
*) attr
);
1249 pos
+= os_snprintf(pos
, end
- pos
, " master=%u", brid
);
1251 case IFLA_OPERSTATE
:
1252 pos
+= os_snprintf(pos
, end
- pos
, " operstate=%u",
1253 nla_get_u32((struct nlattr
*) attr
));
1256 pos
+= os_snprintf(pos
, end
- pos
, " linkmode=%u",
1257 nla_get_u32((struct nlattr
*) attr
));
1260 attr
= RTA_NEXT(attr
, attrlen
);
1262 extra
[sizeof(extra
) - 1] = '\0';
1264 wpa_printf(MSG_DEBUG
, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1265 ifi
->ifi_index
, ifname
, extra
, ifi
->ifi_family
,
1267 (ifi
->ifi_flags
& IFF_UP
) ? "[UP]" : "",
1268 (ifi
->ifi_flags
& IFF_RUNNING
) ? "[RUNNING]" : "",
1269 (ifi
->ifi_flags
& IFF_LOWER_UP
) ? "[LOWER_UP]" : "",
1270 (ifi
->ifi_flags
& IFF_DORMANT
) ? "[DORMANT]" : "");
1272 drv
= nl80211_find_drv(global
, ifi
->ifi_index
, buf
, len
, NULL
);
1274 if (ifi
->ifi_family
== AF_BRIDGE
&& brid
&& drv
) {
1275 /* device has been removed from bridge */
1276 char namebuf
[IFNAMSIZ
];
1278 if (!if_indextoname(brid
, namebuf
)) {
1279 wpa_printf(MSG_DEBUG
,
1280 "nl80211: Could not find bridge ifname for ifindex %u",
1283 wpa_printf(MSG_DEBUG
,
1284 "nl80211: Remove ifindex %u for bridge %s",
1287 del_ifidx(drv
, brid
, ifi
->ifi_index
);
1290 if (ifi
->ifi_family
!= AF_BRIDGE
|| !brid
)
1291 wpa_driver_nl80211_event_dellink(global
, drv
, ifi
->ifi_index
,
1296 struct nl80211_get_assoc_freq_arg
{
1297 struct wpa_driver_nl80211_data
*drv
;
1298 unsigned int assoc_freq
;
1299 unsigned int ibss_freq
;
1300 u8 assoc_bssid
[ETH_ALEN
];
1301 u8 assoc_ssid
[SSID_MAX_LEN
];
1305 static int nl80211_get_assoc_freq_handler(struct nl_msg
*msg
, void *arg
)
1307 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
1308 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1309 struct nlattr
*bss
[NL80211_BSS_MAX
+ 1];
1310 static struct nla_policy bss_policy
[NL80211_BSS_MAX
+ 1] = {
1311 [NL80211_BSS_BSSID
] = { .type
= NLA_UNSPEC
},
1312 [NL80211_BSS_FREQUENCY
] = { .type
= NLA_U32
},
1313 [NL80211_BSS_INFORMATION_ELEMENTS
] = { .type
= NLA_UNSPEC
},
1314 [NL80211_BSS_STATUS
] = { .type
= NLA_U32
},
1316 struct nl80211_get_assoc_freq_arg
*ctx
= arg
;
1317 enum nl80211_bss_status status
;
1319 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1320 genlmsg_attrlen(gnlh
, 0), NULL
);
1321 if (!tb
[NL80211_ATTR_BSS
] ||
1322 nla_parse_nested(bss
, NL80211_BSS_MAX
, tb
[NL80211_ATTR_BSS
],
1324 !bss
[NL80211_BSS_STATUS
])
1327 status
= nla_get_u32(bss
[NL80211_BSS_STATUS
]);
1328 if (status
== NL80211_BSS_STATUS_ASSOCIATED
&&
1329 bss
[NL80211_BSS_FREQUENCY
]) {
1330 ctx
->assoc_freq
= nla_get_u32(bss
[NL80211_BSS_FREQUENCY
]);
1331 wpa_printf(MSG_DEBUG
, "nl80211: Associated on %u MHz",
1334 if (status
== NL80211_BSS_STATUS_IBSS_JOINED
&&
1335 bss
[NL80211_BSS_FREQUENCY
]) {
1336 ctx
->ibss_freq
= nla_get_u32(bss
[NL80211_BSS_FREQUENCY
]);
1337 wpa_printf(MSG_DEBUG
, "nl80211: IBSS-joined on %u MHz",
1340 if (status
== NL80211_BSS_STATUS_ASSOCIATED
&&
1341 bss
[NL80211_BSS_BSSID
]) {
1342 os_memcpy(ctx
->assoc_bssid
,
1343 nla_data(bss
[NL80211_BSS_BSSID
]), ETH_ALEN
);
1344 wpa_printf(MSG_DEBUG
, "nl80211: Associated with "
1345 MACSTR
, MAC2STR(ctx
->assoc_bssid
));
1348 if (status
== NL80211_BSS_STATUS_ASSOCIATED
&&
1349 bss
[NL80211_BSS_INFORMATION_ELEMENTS
]) {
1350 const u8
*ie
, *ssid
;
1353 ie
= nla_data(bss
[NL80211_BSS_INFORMATION_ELEMENTS
]);
1354 ie_len
= nla_len(bss
[NL80211_BSS_INFORMATION_ELEMENTS
]);
1355 ssid
= get_ie(ie
, ie_len
, WLAN_EID_SSID
);
1356 if (ssid
&& ssid
[1] > 0 && ssid
[1] <= SSID_MAX_LEN
) {
1357 ctx
->assoc_ssid_len
= ssid
[1];
1358 os_memcpy(ctx
->assoc_ssid
, ssid
+ 2, ssid
[1]);
1366 int nl80211_get_assoc_ssid(struct wpa_driver_nl80211_data
*drv
, u8
*ssid
)
1370 struct nl80211_get_assoc_freq_arg arg
;
1372 msg
= nl80211_drv_msg(drv
, NLM_F_DUMP
, NL80211_CMD_GET_SCAN
);
1373 os_memset(&arg
, 0, sizeof(arg
));
1375 ret
= send_and_recv_msgs(drv
, msg
, nl80211_get_assoc_freq_handler
,
1378 os_memcpy(ssid
, arg
.assoc_ssid
, arg
.assoc_ssid_len
);
1379 return arg
.assoc_ssid_len
;
1381 wpa_printf(MSG_DEBUG
, "nl80211: Scan result fetch failed: ret=%d (%s)",
1382 ret
, strerror(-ret
));
1387 unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data
*drv
)
1391 struct nl80211_get_assoc_freq_arg arg
;
1393 msg
= nl80211_drv_msg(drv
, NLM_F_DUMP
, NL80211_CMD_GET_SCAN
);
1394 os_memset(&arg
, 0, sizeof(arg
));
1396 ret
= send_and_recv_msgs(drv
, msg
, nl80211_get_assoc_freq_handler
,
1399 unsigned int freq
= drv
->nlmode
== NL80211_IFTYPE_ADHOC
?
1400 arg
.ibss_freq
: arg
.assoc_freq
;
1401 wpa_printf(MSG_DEBUG
, "nl80211: Operating frequency for the "
1402 "associated BSS from scan results: %u MHz", freq
);
1404 drv
->assoc_freq
= freq
;
1405 return drv
->assoc_freq
;
1407 wpa_printf(MSG_DEBUG
, "nl80211: Scan result fetch failed: ret=%d "
1408 "(%s)", ret
, strerror(-ret
));
1409 return drv
->assoc_freq
;
1413 static int get_link_signal(struct nl_msg
*msg
, void *arg
)
1415 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
1416 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1417 struct nlattr
*sinfo
[NL80211_STA_INFO_MAX
+ 1];
1418 static struct nla_policy policy
[NL80211_STA_INFO_MAX
+ 1] = {
1419 [NL80211_STA_INFO_SIGNAL
] = { .type
= NLA_U8
},
1420 [NL80211_STA_INFO_SIGNAL_AVG
] = { .type
= NLA_U8
},
1421 [NL80211_STA_INFO_BEACON_SIGNAL_AVG
] = { .type
= NLA_U8
},
1423 struct nlattr
*rinfo
[NL80211_RATE_INFO_MAX
+ 1];
1424 static struct nla_policy rate_policy
[NL80211_RATE_INFO_MAX
+ 1] = {
1425 [NL80211_RATE_INFO_BITRATE
] = { .type
= NLA_U16
},
1426 [NL80211_RATE_INFO_MCS
] = { .type
= NLA_U8
},
1427 [NL80211_RATE_INFO_40_MHZ_WIDTH
] = { .type
= NLA_FLAG
},
1428 [NL80211_RATE_INFO_SHORT_GI
] = { .type
= NLA_FLAG
},
1430 struct wpa_signal_info
*sig_change
= arg
;
1432 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1433 genlmsg_attrlen(gnlh
, 0), NULL
);
1434 if (!tb
[NL80211_ATTR_STA_INFO
] ||
1435 nla_parse_nested(sinfo
, NL80211_STA_INFO_MAX
,
1436 tb
[NL80211_ATTR_STA_INFO
], policy
))
1438 if (!sinfo
[NL80211_STA_INFO_SIGNAL
])
1441 sig_change
->current_signal
=
1442 (s8
) nla_get_u8(sinfo
[NL80211_STA_INFO_SIGNAL
]);
1444 if (sinfo
[NL80211_STA_INFO_SIGNAL_AVG
])
1445 sig_change
->avg_signal
=
1446 (s8
) nla_get_u8(sinfo
[NL80211_STA_INFO_SIGNAL_AVG
]);
1448 sig_change
->avg_signal
= 0;
1450 if (sinfo
[NL80211_STA_INFO_BEACON_SIGNAL_AVG
])
1451 sig_change
->avg_beacon_signal
=
1453 nla_get_u8(sinfo
[NL80211_STA_INFO_BEACON_SIGNAL_AVG
]);
1455 sig_change
->avg_beacon_signal
= 0;
1457 if (sinfo
[NL80211_STA_INFO_TX_BITRATE
]) {
1458 if (nla_parse_nested(rinfo
, NL80211_RATE_INFO_MAX
,
1459 sinfo
[NL80211_STA_INFO_TX_BITRATE
],
1461 sig_change
->current_txrate
= 0;
1463 if (rinfo
[NL80211_RATE_INFO_BITRATE
]) {
1464 sig_change
->current_txrate
=
1466 NL80211_RATE_INFO_BITRATE
]) * 100;
1475 int nl80211_get_link_signal(struct wpa_driver_nl80211_data
*drv
,
1476 struct wpa_signal_info
*sig
)
1480 sig
->current_signal
= -WPA_INVALID_NOISE
;
1481 sig
->current_txrate
= 0;
1483 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_GET_STATION
)) ||
1484 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, drv
->bssid
)) {
1489 return send_and_recv_msgs(drv
, msg
, get_link_signal
, sig
);
1493 static int get_link_noise(struct nl_msg
*msg
, void *arg
)
1495 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
1496 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1497 struct nlattr
*sinfo
[NL80211_SURVEY_INFO_MAX
+ 1];
1498 static struct nla_policy survey_policy
[NL80211_SURVEY_INFO_MAX
+ 1] = {
1499 [NL80211_SURVEY_INFO_FREQUENCY
] = { .type
= NLA_U32
},
1500 [NL80211_SURVEY_INFO_NOISE
] = { .type
= NLA_U8
},
1502 struct wpa_signal_info
*sig_change
= arg
;
1504 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1505 genlmsg_attrlen(gnlh
, 0), NULL
);
1507 if (!tb
[NL80211_ATTR_SURVEY_INFO
]) {
1508 wpa_printf(MSG_DEBUG
, "nl80211: survey data missing!");
1512 if (nla_parse_nested(sinfo
, NL80211_SURVEY_INFO_MAX
,
1513 tb
[NL80211_ATTR_SURVEY_INFO
],
1515 wpa_printf(MSG_DEBUG
, "nl80211: failed to parse nested "
1520 if (!sinfo
[NL80211_SURVEY_INFO_FREQUENCY
])
1523 if (nla_get_u32(sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]) !=
1524 sig_change
->frequency
)
1527 if (!sinfo
[NL80211_SURVEY_INFO_NOISE
])
1530 sig_change
->current_noise
=
1531 (s8
) nla_get_u8(sinfo
[NL80211_SURVEY_INFO_NOISE
]);
1537 int nl80211_get_link_noise(struct wpa_driver_nl80211_data
*drv
,
1538 struct wpa_signal_info
*sig_change
)
1542 sig_change
->current_noise
= WPA_INVALID_NOISE
;
1543 sig_change
->frequency
= drv
->assoc_freq
;
1545 msg
= nl80211_drv_msg(drv
, NLM_F_DUMP
, NL80211_CMD_GET_SURVEY
);
1546 return send_and_recv_msgs(drv
, msg
, get_link_noise
, sig_change
);
1550 static int get_channel_info(struct nl_msg
*msg
, void *arg
)
1552 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1] = { 0 };
1553 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1554 struct wpa_channel_info
*chan_info
= arg
;
1556 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1557 genlmsg_attrlen(gnlh
, 0), NULL
);
1559 os_memset(chan_info
, 0, sizeof(struct wpa_channel_info
));
1560 chan_info
->chanwidth
= CHAN_WIDTH_UNKNOWN
;
1562 if (tb
[NL80211_ATTR_WIPHY_FREQ
])
1563 chan_info
->frequency
=
1564 nla_get_u32(tb
[NL80211_ATTR_WIPHY_FREQ
]);
1565 if (tb
[NL80211_ATTR_CHANNEL_WIDTH
])
1566 chan_info
->chanwidth
= convert2width(
1567 nla_get_u32(tb
[NL80211_ATTR_CHANNEL_WIDTH
]));
1568 if (tb
[NL80211_ATTR_WIPHY_CHANNEL_TYPE
]) {
1569 enum nl80211_channel_type ct
=
1570 nla_get_u32(tb
[NL80211_ATTR_WIPHY_CHANNEL_TYPE
]);
1573 case NL80211_CHAN_HT40MINUS
:
1574 chan_info
->sec_channel
= -1;
1576 case NL80211_CHAN_HT40PLUS
:
1577 chan_info
->sec_channel
= 1;
1580 chan_info
->sec_channel
= 0;
1584 if (tb
[NL80211_ATTR_CENTER_FREQ1
])
1585 chan_info
->center_frq1
=
1586 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ1
]);
1587 if (tb
[NL80211_ATTR_CENTER_FREQ2
])
1588 chan_info
->center_frq2
=
1589 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ2
]);
1591 if (chan_info
->center_frq2
) {
1594 if (ieee80211_freq_to_chan(chan_info
->center_frq2
, &seg1_idx
) !=
1596 chan_info
->seg1_idx
= seg1_idx
;
1603 static int nl80211_channel_info(void *priv
, struct wpa_channel_info
*ci
)
1605 struct i802_bss
*bss
= priv
;
1606 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
1609 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_GET_INTERFACE
);
1610 return send_and_recv_msgs(drv
, msg
, get_channel_info
, ci
);
1614 static void wpa_driver_nl80211_event_receive(int sock
, void *eloop_ctx
,
1617 struct nl_cb
*cb
= eloop_ctx
;
1620 wpa_printf(MSG_MSGDUMP
, "nl80211: Event message available");
1622 res
= nl_recvmsgs(handle
, cb
);
1624 wpa_printf(MSG_INFO
, "nl80211: %s->nl_recvmsgs failed: %d",
1631 * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
1632 * @priv: driver_nl80211 private data
1633 * @alpha2_arg: country to which to switch to
1634 * Returns: 0 on success, -1 on failure
1636 * This asks nl80211 to set the regulatory domain for given
1637 * country ISO / IEC alpha2.
1639 static int wpa_driver_nl80211_set_country(void *priv
, const char *alpha2_arg
)
1641 struct i802_bss
*bss
= priv
;
1642 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
1646 msg
= nlmsg_alloc();
1650 alpha2
[0] = alpha2_arg
[0];
1651 alpha2
[1] = alpha2_arg
[1];
1654 if (!nl80211_cmd(drv
, msg
, 0, NL80211_CMD_REQ_SET_REG
) ||
1655 nla_put_string(msg
, NL80211_ATTR_REG_ALPHA2
, alpha2
)) {
1659 if (send_and_recv_msgs(drv
, msg
, NULL
, NULL
))
1665 static int nl80211_get_country(struct nl_msg
*msg
, void *arg
)
1668 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
1669 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
1671 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
1672 genlmsg_attrlen(gnlh
, 0), NULL
);
1673 if (!tb_msg
[NL80211_ATTR_REG_ALPHA2
]) {
1674 wpa_printf(MSG_DEBUG
, "nl80211: No country information available");
1677 os_strlcpy(alpha2
, nla_data(tb_msg
[NL80211_ATTR_REG_ALPHA2
]), 3);
1682 static int wpa_driver_nl80211_get_country(void *priv
, char *alpha2
)
1684 struct i802_bss
*bss
= priv
;
1685 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
1689 msg
= nlmsg_alloc();
1693 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_REG
);
1695 ret
= send_and_recv_msgs(drv
, msg
, nl80211_get_country
, alpha2
);
1703 static int wpa_driver_nl80211_init_nl_global(struct nl80211_global
*global
)
1707 global
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
1708 if (global
->nl_cb
== NULL
) {
1709 wpa_printf(MSG_ERROR
, "nl80211: Failed to allocate netlink "
1714 global
->nl
= nl_create_handle(global
->nl_cb
, "nl");
1715 if (global
->nl
== NULL
)
1718 global
->nl80211_id
= genl_ctrl_resolve(global
->nl
, "nl80211");
1719 if (global
->nl80211_id
< 0) {
1720 wpa_printf(MSG_ERROR
, "nl80211: 'nl80211' generic netlink not "
1725 global
->nl_event
= nl_create_handle(global
->nl_cb
, "event");
1726 if (global
->nl_event
== NULL
)
1729 ret
= nl_get_multicast_id(global
, "nl80211", "scan");
1731 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
1733 wpa_printf(MSG_ERROR
, "nl80211: Could not add multicast "
1734 "membership for scan events: %d (%s)",
1735 ret
, strerror(-ret
));
1739 ret
= nl_get_multicast_id(global
, "nl80211", "mlme");
1741 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
1743 wpa_printf(MSG_ERROR
, "nl80211: Could not add multicast "
1744 "membership for mlme events: %d (%s)",
1745 ret
, strerror(-ret
));
1749 ret
= nl_get_multicast_id(global
, "nl80211", "regulatory");
1751 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
1753 wpa_printf(MSG_DEBUG
, "nl80211: Could not add multicast "
1754 "membership for regulatory events: %d (%s)",
1755 ret
, strerror(-ret
));
1756 /* Continue without regulatory events */
1759 ret
= nl_get_multicast_id(global
, "nl80211", "vendor");
1761 ret
= nl_socket_add_membership(global
->nl_event
, ret
);
1763 wpa_printf(MSG_DEBUG
, "nl80211: Could not add multicast "
1764 "membership for vendor events: %d (%s)",
1765 ret
, strerror(-ret
));
1766 /* Continue without vendor events */
1769 nl_cb_set(global
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
,
1770 no_seq_check
, NULL
);
1771 nl_cb_set(global
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
1772 process_global_event
, global
);
1774 nl80211_register_eloop_read(&global
->nl_event
,
1775 wpa_driver_nl80211_event_receive
,
1781 nl_destroy_handles(&global
->nl_event
);
1782 nl_destroy_handles(&global
->nl
);
1783 nl_cb_put(global
->nl_cb
);
1784 global
->nl_cb
= NULL
;
1789 static void nl80211_check_global(struct nl80211_global
*global
)
1791 struct nl_handle
*handle
;
1792 const char *groups
[] = { "scan", "mlme", "regulatory", "vendor", NULL
};
1797 * Try to re-add memberships to handle case of cfg80211 getting reloaded
1798 * and all registration having been cleared.
1800 handle
= (void *) (((intptr_t) global
->nl_event
) ^
1801 ELOOP_SOCKET_INVALID
);
1803 for (i
= 0; groups
[i
]; i
++) {
1804 ret
= nl_get_multicast_id(global
, "nl80211", groups
[i
]);
1806 ret
= nl_socket_add_membership(handle
, ret
);
1808 wpa_printf(MSG_INFO
,
1809 "nl80211: Could not re-add multicast membership for %s events: %d (%s)",
1810 groups
[i
], ret
, strerror(-ret
));
1816 static void wpa_driver_nl80211_rfkill_blocked(void *ctx
)
1818 struct wpa_driver_nl80211_data
*drv
= ctx
;
1820 wpa_printf(MSG_DEBUG
, "nl80211: RFKILL blocked");
1823 * rtnetlink ifdown handler will report interfaces other than the P2P
1824 * Device interface as disabled.
1826 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
1827 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_DISABLED
, NULL
);
1831 static void wpa_driver_nl80211_rfkill_unblocked(void *ctx
)
1833 struct wpa_driver_nl80211_data
*drv
= ctx
;
1834 wpa_printf(MSG_DEBUG
, "nl80211: RFKILL unblocked");
1835 if (i802_set_iface_flags(drv
->first_bss
, 1)) {
1836 wpa_printf(MSG_DEBUG
, "nl80211: Could not set interface UP "
1837 "after rfkill unblock");
1841 if (is_p2p_net_interface(drv
->nlmode
))
1842 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 1);
1845 * rtnetlink ifup handler will report interfaces other than the P2P
1846 * Device interface as enabled.
1848 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
1849 wpa_supplicant_event(drv
->ctx
, EVENT_INTERFACE_ENABLED
, NULL
);
1853 static void wpa_driver_nl80211_handle_eapol_tx_status(int sock
,
1857 struct wpa_driver_nl80211_data
*drv
= eloop_ctx
;
1862 struct cmsghdr
*cmsg
;
1863 int res
, found_ee
= 0, found_wifi
= 0, acked
= 0;
1864 union wpa_event_data event
;
1866 memset(&msg
, 0, sizeof(msg
));
1867 msg
.msg_iov
= &entry
;
1869 entry
.iov_base
= data
;
1870 entry
.iov_len
= sizeof(data
);
1871 msg
.msg_control
= &control
;
1872 msg
.msg_controllen
= sizeof(control
);
1874 res
= recvmsg(sock
, &msg
, MSG_ERRQUEUE
);
1875 /* if error or not fitting 802.3 header, return */
1879 for (cmsg
= CMSG_FIRSTHDR(&msg
); cmsg
; cmsg
= CMSG_NXTHDR(&msg
, cmsg
))
1881 if (cmsg
->cmsg_level
== SOL_SOCKET
&&
1882 cmsg
->cmsg_type
== SCM_WIFI_STATUS
) {
1886 ack
= (void *)CMSG_DATA(cmsg
);
1890 if (cmsg
->cmsg_level
== SOL_PACKET
&&
1891 cmsg
->cmsg_type
== PACKET_TX_TIMESTAMP
) {
1892 struct sock_extended_err
*err
=
1893 (struct sock_extended_err
*)CMSG_DATA(cmsg
);
1895 if (err
->ee_origin
== SO_EE_ORIGIN_TXSTATUS
)
1900 if (!found_ee
|| !found_wifi
)
1903 memset(&event
, 0, sizeof(event
));
1904 event
.eapol_tx_status
.dst
= data
;
1905 event
.eapol_tx_status
.data
= data
+ 14;
1906 event
.eapol_tx_status
.data_len
= res
- 14;
1907 event
.eapol_tx_status
.ack
= acked
;
1908 wpa_supplicant_event(drv
->ctx
, EVENT_EAPOL_TX_STATUS
, &event
);
1912 static int nl80211_init_bss(struct i802_bss
*bss
)
1914 bss
->nl_cb
= nl_cb_alloc(NL_CB_DEFAULT
);
1918 nl_cb_set(bss
->nl_cb
, NL_CB_SEQ_CHECK
, NL_CB_CUSTOM
,
1919 no_seq_check
, NULL
);
1920 nl_cb_set(bss
->nl_cb
, NL_CB_VALID
, NL_CB_CUSTOM
,
1921 process_bss_event
, bss
);
1927 static void nl80211_destroy_bss(struct i802_bss
*bss
)
1929 nl_cb_put(bss
->nl_cb
);
1935 wpa_driver_nl80211_drv_init_rfkill(struct wpa_driver_nl80211_data
*drv
)
1937 struct rfkill_config
*rcfg
;
1942 rcfg
= os_zalloc(sizeof(*rcfg
));
1948 /* rfkill uses netdev sysfs for initialization. However, P2P Device is
1949 * not associated with a netdev, so use the name of some other interface
1950 * sharing the same wiphy as the P2P Device interface.
1952 * Note: This is valid, as a P2P Device interface is always dynamically
1953 * created and is created only once another wpa_s interface was added.
1955 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
) {
1956 struct nl80211_global
*global
= drv
->global
;
1957 struct wpa_driver_nl80211_data
*tmp1
;
1959 dl_list_for_each(tmp1
, &global
->interfaces
,
1960 struct wpa_driver_nl80211_data
, list
) {
1961 if (drv
== tmp1
|| drv
->wiphy_idx
!= tmp1
->wiphy_idx
||
1965 wpa_printf(MSG_DEBUG
,
1966 "nl80211: Use (%s) to initialize P2P Device rfkill",
1967 tmp1
->first_bss
->ifname
);
1968 os_strlcpy(rcfg
->ifname
, tmp1
->first_bss
->ifname
,
1969 sizeof(rcfg
->ifname
));
1973 os_strlcpy(rcfg
->ifname
, drv
->first_bss
->ifname
,
1974 sizeof(rcfg
->ifname
));
1977 rcfg
->blocked_cb
= wpa_driver_nl80211_rfkill_blocked
;
1978 rcfg
->unblocked_cb
= wpa_driver_nl80211_rfkill_unblocked
;
1979 drv
->rfkill
= rfkill_init(rcfg
);
1981 wpa_printf(MSG_DEBUG
, "nl80211: RFKILL status not available");
1987 static void * wpa_driver_nl80211_drv_init(void *ctx
, const char *ifname
,
1988 void *global_priv
, int hostapd
,
1990 const char *driver_params
)
1992 struct wpa_driver_nl80211_data
*drv
;
1993 struct i802_bss
*bss
;
1995 if (global_priv
== NULL
)
1997 drv
= os_zalloc(sizeof(*drv
));
2000 drv
->global
= global_priv
;
2002 drv
->hostapd
= !!hostapd
;
2003 drv
->eapol_sock
= -1;
2006 * There is no driver capability flag for this, so assume it is
2007 * supported and disable this on first attempt to use if the driver
2008 * rejects the command due to missing support.
2010 drv
->set_rekey_offload
= 1;
2012 drv
->num_if_indices
= sizeof(drv
->default_if_indices
) / sizeof(int);
2013 drv
->if_indices
= drv
->default_if_indices
;
2014 drv
->if_indices_reason
= drv
->default_if_indices_reason
;
2016 drv
->first_bss
= os_zalloc(sizeof(*drv
->first_bss
));
2017 if (!drv
->first_bss
) {
2021 bss
= drv
->first_bss
;
2025 os_strlcpy(bss
->ifname
, ifname
, sizeof(bss
->ifname
));
2026 drv
->monitor_ifidx
= -1;
2027 drv
->monitor_sock
= -1;
2028 drv
->eapol_tx_sock
= -1;
2029 drv
->ap_scan_as_station
= NL80211_IFTYPE_UNSPECIFIED
;
2031 if (nl80211_init_bss(bss
))
2034 if (wpa_driver_nl80211_finish_drv_init(drv
, set_addr
, 1, driver_params
))
2037 drv
->eapol_tx_sock
= socket(PF_PACKET
, SOCK_DGRAM
, 0);
2038 if (drv
->eapol_tx_sock
< 0)
2041 if (drv
->data_tx_status
) {
2044 if (setsockopt(drv
->eapol_tx_sock
, SOL_SOCKET
, SO_WIFI_STATUS
,
2045 &enabled
, sizeof(enabled
)) < 0) {
2046 wpa_printf(MSG_DEBUG
,
2047 "nl80211: wifi status sockopt failed\n");
2048 drv
->data_tx_status
= 0;
2049 if (!drv
->use_monitor
)
2051 ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS
;
2053 eloop_register_read_sock(drv
->eapol_tx_sock
,
2054 wpa_driver_nl80211_handle_eapol_tx_status
,
2060 nl80211_check_global(drv
->global
);
2061 dl_list_add(&drv
->global
->interfaces
, &drv
->list
);
2062 drv
->in_interface_list
= 1;
2068 wpa_driver_nl80211_deinit(bss
);
2074 * wpa_driver_nl80211_init - Initialize nl80211 driver interface
2075 * @ctx: context to be used when calling wpa_supplicant functions,
2076 * e.g., wpa_supplicant_event()
2077 * @ifname: interface name, e.g., wlan0
2078 * @global_priv: private driver global data from global_init()
2079 * Returns: Pointer to private data, %NULL on failure
2081 static void * wpa_driver_nl80211_init(void *ctx
, const char *ifname
,
2084 return wpa_driver_nl80211_drv_init(ctx
, ifname
, global_priv
, 0, NULL
,
2089 static int nl80211_register_frame(struct i802_bss
*bss
,
2090 struct nl_handle
*nl_handle
,
2091 u16 type
, const u8
*match
, size_t match_len
)
2093 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2099 wpa_snprintf_hex(buf
, sizeof(buf
), match
, match_len
);
2100 wpa_printf(MSG_DEBUG
, "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s",
2101 type
, fc2str(type
), nl_handle
, buf
);
2103 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_REGISTER_ACTION
)) ||
2104 nla_put_u16(msg
, NL80211_ATTR_FRAME_TYPE
, type
) ||
2105 nla_put(msg
, NL80211_ATTR_FRAME_MATCH
, match_len
, match
)) {
2110 ret
= send_and_recv(drv
->global
, nl_handle
, msg
, NULL
, NULL
);
2112 wpa_printf(MSG_DEBUG
, "nl80211: Register frame command "
2113 "failed (type=%u): ret=%d (%s)",
2114 type
, ret
, strerror(-ret
));
2115 wpa_hexdump(MSG_DEBUG
, "nl80211: Register frame match",
2122 static int nl80211_alloc_mgmt_handle(struct i802_bss
*bss
)
2125 wpa_printf(MSG_DEBUG
, "nl80211: Mgmt reporting "
2126 "already on! (nl_mgmt=%p)", bss
->nl_mgmt
);
2130 bss
->nl_mgmt
= nl_create_handle(bss
->nl_cb
, "mgmt");
2131 if (bss
->nl_mgmt
== NULL
)
2138 static void nl80211_mgmt_handle_register_eloop(struct i802_bss
*bss
)
2140 nl80211_register_eloop_read(&bss
->nl_mgmt
,
2141 wpa_driver_nl80211_event_receive
,
2146 static int nl80211_register_action_frame(struct i802_bss
*bss
,
2147 const u8
*match
, size_t match_len
)
2149 u16 type
= (WLAN_FC_TYPE_MGMT
<< 2) | (WLAN_FC_STYPE_ACTION
<< 4);
2150 return nl80211_register_frame(bss
, bss
->nl_mgmt
,
2151 type
, match
, match_len
);
2155 static int nl80211_init_connect_handle(struct i802_bss
*bss
)
2157 if (bss
->nl_connect
) {
2158 wpa_printf(MSG_DEBUG
,
2159 "nl80211: Connect handle already created (nl_connect=%p)",
2164 bss
->nl_connect
= nl_create_handle(bss
->nl_cb
, "connect");
2165 if (!bss
->nl_connect
)
2167 nl80211_register_eloop_read(&bss
->nl_connect
,
2168 wpa_driver_nl80211_event_receive
,
2174 static int nl80211_mgmt_subscribe_non_ap(struct i802_bss
*bss
)
2176 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2179 if (nl80211_alloc_mgmt_handle(bss
))
2181 wpa_printf(MSG_DEBUG
, "nl80211: Subscribe to mgmt frames with non-AP "
2182 "handle %p", bss
->nl_mgmt
);
2184 if (drv
->nlmode
== NL80211_IFTYPE_ADHOC
||
2185 ((drv
->capa
.flags
& WPA_DRIVER_FLAGS_SAE
) &&
2186 !(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
))) {
2187 u16 type
= (WLAN_FC_TYPE_MGMT
<< 2) | (WLAN_FC_STYPE_AUTH
<< 4);
2189 /* register for any AUTH message */
2190 nl80211_register_frame(bss
, bss
->nl_mgmt
, type
, NULL
, 0);
2193 #ifdef CONFIG_INTERWORKING
2194 /* QoS Map Configure */
2195 if (nl80211_register_action_frame(bss
, (u8
*) "\x01\x04", 2) < 0)
2197 #endif /* CONFIG_INTERWORKING */
2198 #if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING) || defined(CONFIG_DPP)
2199 /* GAS Initial Request */
2200 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0a", 2) < 0)
2202 /* GAS Initial Response */
2203 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0b", 2) < 0)
2205 /* GAS Comeback Request */
2206 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0c", 2) < 0)
2208 /* GAS Comeback Response */
2209 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0d", 2) < 0)
2211 /* Protected GAS Initial Request */
2212 if (nl80211_register_action_frame(bss
, (u8
*) "\x09\x0a", 2) < 0)
2214 /* Protected GAS Initial Response */
2215 if (nl80211_register_action_frame(bss
, (u8
*) "\x09\x0b", 2) < 0)
2217 /* Protected GAS Comeback Request */
2218 if (nl80211_register_action_frame(bss
, (u8
*) "\x09\x0c", 2) < 0)
2220 /* Protected GAS Comeback Response */
2221 if (nl80211_register_action_frame(bss
, (u8
*) "\x09\x0d", 2) < 0)
2223 #endif /* CONFIG_P2P || CONFIG_INTERWORKING || CONFIG_DPP */
2225 /* P2P Public Action */
2226 if (nl80211_register_action_frame(bss
,
2227 (u8
*) "\x04\x09\x50\x6f\x9a\x09",
2231 if (nl80211_register_action_frame(bss
,
2232 (u8
*) "\x7f\x50\x6f\x9a\x09",
2235 #endif /* CONFIG_P2P */
2237 /* DPP Public Action */
2238 if (nl80211_register_action_frame(bss
,
2239 (u8
*) "\x04\x09\x50\x6f\x9a\x1a",
2242 #endif /* CONFIG_DPP */
2243 #ifdef CONFIG_IEEE80211W
2245 /* SA Query Request */
2246 if (nl80211_register_action_frame(bss
, (u8
*) "\x08\x00", 2) < 0)
2248 #endif /* CONFIG_OCV */
2249 /* SA Query Response */
2250 if (nl80211_register_action_frame(bss
, (u8
*) "\x08\x01", 2) < 0)
2252 #endif /* CONFIG_IEEE80211W */
2254 if ((drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
)) {
2255 /* TDLS Discovery Response */
2256 if (nl80211_register_action_frame(bss
, (u8
*) "\x04\x0e", 2) <
2260 #endif /* CONFIG_TDLS */
2262 /* FST Action frames */
2263 if (nl80211_register_action_frame(bss
, (u8
*) "\x12", 1) < 0)
2265 #endif /* CONFIG_FST */
2267 /* FT Action frames */
2268 if (nl80211_register_action_frame(bss
, (u8
*) "\x06", 1) < 0)
2271 drv
->capa
.key_mgmt
|= WPA_DRIVER_CAPA_KEY_MGMT_FT
|
2272 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK
;
2274 /* WNM - BSS Transition Management Request */
2275 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x07", 2) < 0)
2277 /* WNM-Sleep Mode Response */
2278 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x11", 2) < 0)
2281 /* WNM - Collocated Interference Request */
2282 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x0b", 2) < 0)
2284 #endif /* CONFIG_WNM */
2287 /* WNM-Notification */
2288 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a\x1a", 2) < 0)
2290 #endif /* CONFIG_HS20 */
2292 /* WMM-AC ADDTS Response */
2293 if (nl80211_register_action_frame(bss
, (u8
*) "\x11\x01", 2) < 0)
2297 if (nl80211_register_action_frame(bss
, (u8
*) "\x11\x02", 2) < 0)
2300 /* Radio Measurement - Neighbor Report Response */
2301 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x05", 2) < 0)
2304 /* Radio Measurement - Radio Measurement Request */
2305 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x00", 2) < 0)
2308 /* Radio Measurement - Link Measurement Request */
2309 if ((drv
->capa
.rrm_flags
& WPA_DRIVER_FLAGS_TX_POWER_INSERTION
) &&
2310 (nl80211_register_action_frame(bss
, (u8
*) "\x05\x02", 2) < 0))
2313 nl80211_mgmt_handle_register_eloop(bss
);
2319 static int nl80211_mgmt_subscribe_mesh(struct i802_bss
*bss
)
2323 if (nl80211_alloc_mgmt_handle(bss
))
2326 wpa_printf(MSG_DEBUG
,
2327 "nl80211: Subscribe to mgmt frames with mesh handle %p",
2330 /* Auth frames for mesh SAE */
2331 if (nl80211_register_frame(bss
, bss
->nl_mgmt
,
2332 (WLAN_FC_TYPE_MGMT
<< 2) |
2333 (WLAN_FC_STYPE_AUTH
<< 4),
2337 /* Mesh peering open */
2338 if (nl80211_register_action_frame(bss
, (u8
*) "\x0f\x01", 2) < 0)
2340 /* Mesh peering confirm */
2341 if (nl80211_register_action_frame(bss
, (u8
*) "\x0f\x02", 2) < 0)
2343 /* Mesh peering close */
2344 if (nl80211_register_action_frame(bss
, (u8
*) "\x0f\x03", 2) < 0)
2347 nl80211_mgmt_handle_register_eloop(bss
);
2353 static int nl80211_register_spurious_class3(struct i802_bss
*bss
)
2358 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_UNEXPECTED_FRAME
);
2359 ret
= send_and_recv(bss
->drv
->global
, bss
->nl_mgmt
, msg
, NULL
, NULL
);
2361 wpa_printf(MSG_DEBUG
, "nl80211: Register spurious class3 "
2362 "failed: ret=%d (%s)",
2363 ret
, strerror(-ret
));
2369 static int nl80211_action_subscribe_ap(struct i802_bss
*bss
)
2373 /* Public Action frames */
2374 if (nl80211_register_action_frame(bss
, (u8
*) "\x04", 1) < 0)
2376 /* RRM Measurement Report */
2377 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x01", 2) < 0)
2379 /* RRM Link Measurement Report */
2380 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x03", 2) < 0)
2382 /* RRM Neighbor Report Request */
2383 if (nl80211_register_action_frame(bss
, (u8
*) "\x05\x04", 2) < 0)
2385 /* FT Action frames */
2386 if (nl80211_register_action_frame(bss
, (u8
*) "\x06", 1) < 0)
2388 #ifdef CONFIG_IEEE80211W
2390 if (nl80211_register_action_frame(bss
, (u8
*) "\x08", 1) < 0)
2392 #endif /* CONFIG_IEEE80211W */
2393 /* Protected Dual of Public Action */
2394 if (nl80211_register_action_frame(bss
, (u8
*) "\x09", 1) < 0)
2397 if (nl80211_register_action_frame(bss
, (u8
*) "\x0a", 1) < 0)
2400 if (nl80211_register_action_frame(bss
, (u8
*) "\x11", 1) < 0)
2403 /* FST Action frames */
2404 if (nl80211_register_action_frame(bss
, (u8
*) "\x12", 1) < 0)
2406 #endif /* CONFIG_FST */
2407 /* Vendor-specific */
2408 if (nl80211_register_action_frame(bss
, (u8
*) "\x7f", 1) < 0)
2415 static int nl80211_mgmt_subscribe_ap(struct i802_bss
*bss
)
2417 static const int stypes
[] = {
2419 WLAN_FC_STYPE_ASSOC_REQ
,
2420 WLAN_FC_STYPE_REASSOC_REQ
,
2421 WLAN_FC_STYPE_DISASSOC
,
2422 WLAN_FC_STYPE_DEAUTH
,
2423 WLAN_FC_STYPE_PROBE_REQ
,
2424 /* Beacon doesn't work as mac80211 doesn't currently allow
2425 * it, but it wouldn't really be the right thing anyway as
2426 * it isn't per interface ... maybe just dump the scan
2427 * results periodically for OLBC?
2429 /* WLAN_FC_STYPE_BEACON, */
2433 if (nl80211_alloc_mgmt_handle(bss
))
2435 wpa_printf(MSG_DEBUG
, "nl80211: Subscribe to mgmt frames with AP "
2436 "handle %p", bss
->nl_mgmt
);
2438 for (i
= 0; i
< ARRAY_SIZE(stypes
); i
++) {
2439 if (nl80211_register_frame(bss
, bss
->nl_mgmt
,
2440 (WLAN_FC_TYPE_MGMT
<< 2) |
2447 if (nl80211_action_subscribe_ap(bss
))
2450 if (nl80211_register_spurious_class3(bss
))
2453 nl80211_mgmt_handle_register_eloop(bss
);
2457 nl_destroy_handles(&bss
->nl_mgmt
);
2462 static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss
*bss
)
2464 if (nl80211_alloc_mgmt_handle(bss
))
2466 wpa_printf(MSG_DEBUG
, "nl80211: Subscribe to mgmt frames with AP "
2467 "handle %p (device SME)", bss
->nl_mgmt
);
2469 if (nl80211_action_subscribe_ap(bss
))
2472 if (bss
->drv
->device_ap_sme
) {
2473 u16 type
= (WLAN_FC_TYPE_MGMT
<< 2) | (WLAN_FC_STYPE_AUTH
<< 4);
2475 /* Register for all Authentication frames */
2476 if (nl80211_register_frame(bss
, bss
->nl_mgmt
, type
, NULL
, 0)
2478 wpa_printf(MSG_DEBUG
,
2479 "nl80211: Failed to subscribe to handle Authentication frames - SAE offload may not work");
2482 nl80211_mgmt_handle_register_eloop(bss
);
2486 nl_destroy_handles(&bss
->nl_mgmt
);
2491 static void nl80211_mgmt_unsubscribe(struct i802_bss
*bss
, const char *reason
)
2493 if (bss
->nl_mgmt
== NULL
)
2495 wpa_printf(MSG_DEBUG
, "nl80211: Unsubscribe mgmt frames handle %p "
2496 "(%s)", bss
->nl_mgmt
, reason
);
2497 nl80211_destroy_eloop_handle(&bss
->nl_mgmt
, 0);
2499 nl80211_put_wiphy_data_ap(bss
);
2503 static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx
, void *timeout_ctx
)
2505 wpa_supplicant_event(timeout_ctx
, EVENT_INTERFACE_DISABLED
, NULL
);
2509 static void nl80211_del_p2pdev(struct i802_bss
*bss
)
2514 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_DEL_INTERFACE
);
2515 ret
= send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
2517 wpa_printf(MSG_DEBUG
, "nl80211: Delete P2P Device %s (0x%llx): %s",
2518 bss
->ifname
, (long long unsigned int) bss
->wdev_id
,
2523 static int nl80211_set_p2pdev(struct i802_bss
*bss
, int start
)
2528 msg
= nl80211_cmd_msg(bss
, 0, start
? NL80211_CMD_START_P2P_DEVICE
:
2529 NL80211_CMD_STOP_P2P_DEVICE
);
2530 ret
= send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
2532 wpa_printf(MSG_DEBUG
, "nl80211: %s P2P Device %s (0x%llx): %s",
2533 start
? "Start" : "Stop",
2534 bss
->ifname
, (long long unsigned int) bss
->wdev_id
,
2540 static int i802_set_iface_flags(struct i802_bss
*bss
, int up
)
2542 enum nl80211_iftype nlmode
;
2544 nlmode
= nl80211_get_ifmode(bss
);
2545 if (nlmode
!= NL80211_IFTYPE_P2P_DEVICE
) {
2546 return linux_set_iface_flags(bss
->drv
->global
->ioctl_sock
,
2550 /* P2P Device has start/stop which is equivalent */
2551 return nl80211_set_p2pdev(bss
, up
);
2555 #ifdef CONFIG_TESTING_OPTIONS
2556 static int qca_vendor_test_cmd_handler(struct nl_msg
*msg
, void *arg
)
2558 /* struct wpa_driver_nl80211_data *drv = arg; */
2559 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
2560 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
2563 wpa_printf(MSG_DEBUG
,
2564 "nl80211: QCA vendor test command response received");
2566 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
2567 genlmsg_attrlen(gnlh
, 0), NULL
);
2568 if (!tb
[NL80211_ATTR_VENDOR_DATA
]) {
2569 wpa_printf(MSG_DEBUG
, "nl80211: No vendor data attribute");
2573 wpa_hexdump(MSG_DEBUG
,
2574 "nl80211: Received QCA vendor test command response",
2575 nla_data(tb
[NL80211_ATTR_VENDOR_DATA
]),
2576 nla_len(tb
[NL80211_ATTR_VENDOR_DATA
]));
2580 #endif /* CONFIG_TESTING_OPTIONS */
2583 static void qca_vendor_test(struct wpa_driver_nl80211_data
*drv
)
2585 #ifdef CONFIG_TESTING_OPTIONS
2587 struct nlattr
*params
;
2590 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
2591 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
2592 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
2593 QCA_NL80211_VENDOR_SUBCMD_TEST
) ||
2594 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
2595 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_TEST
, 123)) {
2599 nla_nest_end(msg
, params
);
2601 ret
= send_and_recv_msgs(drv
, msg
, qca_vendor_test_cmd_handler
, drv
);
2602 wpa_printf(MSG_DEBUG
,
2603 "nl80211: QCA vendor test command returned %d (%s)",
2604 ret
, strerror(-ret
));
2605 #endif /* CONFIG_TESTING_OPTIONS */
2610 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data
*drv
,
2611 const u8
*set_addr
, int first
,
2612 const char *driver_params
)
2614 struct i802_bss
*bss
= drv
->first_bss
;
2615 int send_rfkill_event
= 0;
2616 enum nl80211_iftype nlmode
;
2618 drv
->ifindex
= if_nametoindex(bss
->ifname
);
2619 bss
->ifindex
= drv
->ifindex
;
2620 bss
->wdev_id
= drv
->global
->if_add_wdevid
;
2621 bss
->wdev_id_set
= drv
->global
->if_add_wdevid_set
;
2623 bss
->if_dynamic
= drv
->ifindex
== drv
->global
->if_add_ifindex
;
2624 bss
->if_dynamic
= bss
->if_dynamic
|| drv
->global
->if_add_wdevid_set
;
2625 drv
->global
->if_add_wdevid_set
= 0;
2627 if (!bss
->if_dynamic
&& nl80211_get_ifmode(bss
) == NL80211_IFTYPE_AP
)
2631 nl80211_get_ifmode(bss
) != NL80211_IFTYPE_P2P_DEVICE
&&
2632 linux_iface_up(drv
->global
->ioctl_sock
, bss
->ifname
) > 0)
2633 drv
->start_iface_up
= 1;
2635 if (wpa_driver_nl80211_capa(drv
))
2638 if (driver_params
&& nl80211_set_param(bss
, driver_params
) < 0)
2641 wpa_printf(MSG_DEBUG
, "nl80211: interface %s in phy %s",
2642 bss
->ifname
, drv
->phyname
);
2645 (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 0) ||
2646 linux_set_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
2650 if (first
&& nl80211_get_ifmode(bss
) == NL80211_IFTYPE_AP
)
2651 drv
->start_mode_ap
= 1;
2653 if (drv
->hostapd
|| bss
->static_ap
)
2654 nlmode
= NL80211_IFTYPE_AP
;
2655 else if (bss
->if_dynamic
||
2656 nl80211_get_ifmode(bss
) == NL80211_IFTYPE_MESH_POINT
)
2657 nlmode
= nl80211_get_ifmode(bss
);
2659 nlmode
= NL80211_IFTYPE_STATION
;
2661 if (wpa_driver_nl80211_set_mode(bss
, nlmode
) < 0) {
2662 wpa_printf(MSG_ERROR
, "nl80211: Could not configure driver mode");
2666 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
2667 nl80211_get_macaddr(bss
);
2669 wpa_driver_nl80211_drv_init_rfkill(drv
);
2671 if (!rfkill_is_blocked(drv
->rfkill
)) {
2672 int ret
= i802_set_iface_flags(bss
, 1);
2674 wpa_printf(MSG_ERROR
, "nl80211: Could not set "
2675 "interface '%s' UP", bss
->ifname
);
2679 if (is_p2p_net_interface(nlmode
))
2680 nl80211_disable_11b_rates(bss
->drv
,
2681 bss
->drv
->ifindex
, 1);
2683 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
2686 wpa_printf(MSG_DEBUG
, "nl80211: Could not yet enable "
2687 "interface '%s' due to rfkill", bss
->ifname
);
2688 if (nlmode
!= NL80211_IFTYPE_P2P_DEVICE
)
2689 drv
->if_disabled
= 1;
2691 send_rfkill_event
= 1;
2694 if (!drv
->hostapd
&& nlmode
!= NL80211_IFTYPE_P2P_DEVICE
)
2695 netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
,
2696 1, IF_OPER_DORMANT
);
2698 if (nlmode
!= NL80211_IFTYPE_P2P_DEVICE
) {
2699 if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
2702 os_memcpy(drv
->perm_addr
, bss
->addr
, ETH_ALEN
);
2705 if (send_rfkill_event
) {
2706 eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill
,
2710 if (drv
->vendor_cmd_test_avail
)
2711 qca_vendor_test(drv
);
2713 nl80211_init_connect_handle(bss
);
2719 static int wpa_driver_nl80211_del_beacon(struct i802_bss
*bss
)
2722 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2724 wpa_printf(MSG_DEBUG
, "nl80211: Remove beacon (ifindex=%d)",
2726 nl80211_put_wiphy_data_ap(bss
);
2727 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_DEL_BEACON
);
2728 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
2733 * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
2734 * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
2736 * Shut down driver interface and processing of driver events. Free
2737 * private data buffer if one was allocated in wpa_driver_nl80211_init().
2739 static void wpa_driver_nl80211_deinit(struct i802_bss
*bss
)
2741 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
2744 wpa_printf(MSG_INFO
, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
2745 bss
->ifname
, drv
->disabled_11b_rates
);
2748 if (drv
->data_tx_status
)
2749 eloop_unregister_read_sock(drv
->eapol_tx_sock
);
2750 if (drv
->eapol_tx_sock
>= 0)
2751 close(drv
->eapol_tx_sock
);
2754 wpa_driver_nl80211_probe_req_report(bss
, 0);
2755 if (bss
->added_if_into_bridge
) {
2756 if (linux_br_del_if(drv
->global
->ioctl_sock
, bss
->brname
,
2758 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
2759 "interface %s from bridge %s: %s",
2760 bss
->ifname
, bss
->brname
, strerror(errno
));
2764 nl80211_handle_destroy(drv
->rtnl_sk
);
2766 if (bss
->added_bridge
) {
2767 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->brname
,
2769 wpa_printf(MSG_INFO
,
2770 "nl80211: Could not set bridge %s down",
2772 if (linux_br_del(drv
->global
->ioctl_sock
, bss
->brname
) < 0)
2773 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
2775 bss
->brname
, strerror(errno
));
2778 nl80211_remove_monitor_interface(drv
);
2780 if (is_ap_interface(drv
->nlmode
))
2781 wpa_driver_nl80211_del_beacon(bss
);
2783 if (drv
->eapol_sock
>= 0) {
2784 eloop_unregister_read_sock(drv
->eapol_sock
);
2785 close(drv
->eapol_sock
);
2788 if (drv
->if_indices
!= drv
->default_if_indices
)
2789 os_free(drv
->if_indices
);
2791 if (drv
->if_indices_reason
!= drv
->default_if_indices_reason
)
2792 os_free(drv
->if_indices_reason
);
2794 if (drv
->disabled_11b_rates
)
2795 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 0);
2797 netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
, 0,
2799 eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill
, drv
, drv
->ctx
);
2800 rfkill_deinit(drv
->rfkill
);
2802 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout
, drv
, drv
->ctx
);
2804 if (!drv
->start_iface_up
)
2805 (void) i802_set_iface_flags(bss
, 0);
2807 if (drv
->addr_changed
) {
2808 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
,
2810 wpa_printf(MSG_DEBUG
,
2811 "nl80211: Could not set interface down to restore permanent MAC address");
2813 if (linux_set_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
2814 drv
->perm_addr
) < 0) {
2815 wpa_printf(MSG_DEBUG
,
2816 "nl80211: Could not restore permanent MAC address");
2820 if (drv
->nlmode
!= NL80211_IFTYPE_P2P_DEVICE
) {
2821 if (!drv
->hostapd
|| !drv
->start_mode_ap
)
2822 wpa_driver_nl80211_set_mode(bss
,
2823 NL80211_IFTYPE_STATION
);
2824 nl80211_mgmt_unsubscribe(bss
, "deinit");
2826 nl80211_mgmt_unsubscribe(bss
, "deinit");
2827 nl80211_del_p2pdev(bss
);
2830 if (bss
->nl_connect
)
2831 nl80211_destroy_eloop_handle(&bss
->nl_connect
, 1);
2833 nl80211_destroy_bss(drv
->first_bss
);
2835 os_free(drv
->filter_ssids
);
2837 os_free(drv
->auth_ie
);
2839 if (drv
->in_interface_list
)
2840 dl_list_del(&drv
->list
);
2842 os_free(drv
->extended_capa
);
2843 os_free(drv
->extended_capa_mask
);
2844 for (i
= 0; i
< drv
->num_iface_ext_capa
; i
++) {
2845 os_free(drv
->iface_ext_capa
[i
].ext_capa
);
2846 os_free(drv
->iface_ext_capa
[i
].ext_capa_mask
);
2848 os_free(drv
->first_bss
);
2853 static u32
wpa_alg_to_cipher_suite(enum wpa_alg alg
, size_t key_len
)
2858 return RSN_CIPHER_SUITE_WEP40
;
2859 return RSN_CIPHER_SUITE_WEP104
;
2861 return RSN_CIPHER_SUITE_TKIP
;
2863 return RSN_CIPHER_SUITE_CCMP
;
2865 return RSN_CIPHER_SUITE_GCMP
;
2866 case WPA_ALG_CCMP_256
:
2867 return RSN_CIPHER_SUITE_CCMP_256
;
2868 case WPA_ALG_GCMP_256
:
2869 return RSN_CIPHER_SUITE_GCMP_256
;
2871 return RSN_CIPHER_SUITE_AES_128_CMAC
;
2872 case WPA_ALG_BIP_GMAC_128
:
2873 return RSN_CIPHER_SUITE_BIP_GMAC_128
;
2874 case WPA_ALG_BIP_GMAC_256
:
2875 return RSN_CIPHER_SUITE_BIP_GMAC_256
;
2876 case WPA_ALG_BIP_CMAC_256
:
2877 return RSN_CIPHER_SUITE_BIP_CMAC_256
;
2879 return RSN_CIPHER_SUITE_SMS4
;
2881 return RSN_CIPHER_SUITE_KRK
;
2884 wpa_printf(MSG_ERROR
, "nl80211: Unexpected encryption algorithm %d",
2889 wpa_printf(MSG_ERROR
, "nl80211: Unsupported encryption algorithm %d",
2895 static u32
wpa_cipher_to_cipher_suite(unsigned int cipher
)
2898 case WPA_CIPHER_CCMP_256
:
2899 return RSN_CIPHER_SUITE_CCMP_256
;
2900 case WPA_CIPHER_GCMP_256
:
2901 return RSN_CIPHER_SUITE_GCMP_256
;
2902 case WPA_CIPHER_CCMP
:
2903 return RSN_CIPHER_SUITE_CCMP
;
2904 case WPA_CIPHER_GCMP
:
2905 return RSN_CIPHER_SUITE_GCMP
;
2906 case WPA_CIPHER_TKIP
:
2907 return RSN_CIPHER_SUITE_TKIP
;
2908 case WPA_CIPHER_WEP104
:
2909 return RSN_CIPHER_SUITE_WEP104
;
2910 case WPA_CIPHER_WEP40
:
2911 return RSN_CIPHER_SUITE_WEP40
;
2912 case WPA_CIPHER_GTK_NOT_USED
:
2913 return RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED
;
2920 static int wpa_cipher_to_cipher_suites(unsigned int ciphers
, u32 suites
[],
2925 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_CCMP_256
)
2926 suites
[num_suites
++] = RSN_CIPHER_SUITE_CCMP_256
;
2927 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_GCMP_256
)
2928 suites
[num_suites
++] = RSN_CIPHER_SUITE_GCMP_256
;
2929 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_CCMP
)
2930 suites
[num_suites
++] = RSN_CIPHER_SUITE_CCMP
;
2931 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_GCMP
)
2932 suites
[num_suites
++] = RSN_CIPHER_SUITE_GCMP
;
2933 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_TKIP
)
2934 suites
[num_suites
++] = RSN_CIPHER_SUITE_TKIP
;
2935 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_WEP104
)
2936 suites
[num_suites
++] = RSN_CIPHER_SUITE_WEP104
;
2937 if (num_suites
< max_suites
&& ciphers
& WPA_CIPHER_WEP40
)
2938 suites
[num_suites
++] = RSN_CIPHER_SUITE_WEP40
;
2944 #ifdef CONFIG_DRIVER_NL80211_QCA
2945 static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data
*drv
,
2946 const u8
*key
, size_t key_len
)
2951 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD
))
2954 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
2955 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
2956 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
2957 QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY
) ||
2958 nla_put(msg
, NL80211_ATTR_VENDOR_DATA
, key_len
, key
)) {
2959 nl80211_nlmsg_clear(msg
);
2963 ret
= send_and_recv_msgs(drv
, msg
, NULL
, (void *) -1);
2965 wpa_printf(MSG_DEBUG
,
2966 "nl80211: Key management set key failed: ret=%d (%s)",
2967 ret
, strerror(-ret
));
2972 #endif /* CONFIG_DRIVER_NL80211_QCA */
2975 static int nl80211_set_pmk(struct wpa_driver_nl80211_data
*drv
,
2976 const u8
*key
, size_t key_len
,
2979 struct nl_msg
*msg
= NULL
;
2983 * If the authenticator address is not set, assume it is
2984 * the current BSSID.
2986 if (!addr
&& drv
->associated
)
2991 wpa_printf(MSG_DEBUG
, "nl80211: Set PMK to the driver for " MACSTR
,
2993 wpa_hexdump_key(MSG_DEBUG
, "nl80211: PMK", key
, key_len
);
2994 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_PMK
);
2996 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
2997 nla_put(msg
, NL80211_ATTR_PMK
, key_len
, key
)) {
2998 nl80211_nlmsg_clear(msg
);
3003 ret
= send_and_recv_msgs(drv
, msg
, NULL
, (void *) -1);
3005 wpa_printf(MSG_DEBUG
, "nl80211: Set PMK failed: ret=%d (%s)",
3006 ret
, strerror(-ret
));
3013 static int wpa_driver_nl80211_set_key(const char *ifname
, struct i802_bss
*bss
,
3014 enum wpa_alg alg
, const u8
*addr
,
3015 int key_idx
, int set_tx
,
3016 const u8
*seq
, size_t seq_len
,
3017 const u8
*key
, size_t key_len
)
3019 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3021 struct nl_msg
*msg
= NULL
;
3025 /* Ignore for P2P Device */
3026 if (drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
3029 ifindex
= if_nametoindex(ifname
);
3030 wpa_printf(MSG_DEBUG
, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
3031 "set_tx=%d seq_len=%lu key_len=%lu",
3032 __func__
, ifindex
, ifname
, alg
, addr
, key_idx
, set_tx
,
3033 (unsigned long) seq_len
, (unsigned long) key_len
);
3035 if (key_idx
== -1) {
3039 #endif /* CONFIG_TDLS */
3041 #ifdef CONFIG_DRIVER_NL80211_QCA
3042 if (alg
== WPA_ALG_PMK
&&
3043 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD
)) {
3044 wpa_printf(MSG_DEBUG
, "%s: calling issue_key_mgmt_set_key",
3046 ret
= issue_key_mgmt_set_key(drv
, key
, key_len
);
3049 #endif /* CONFIG_DRIVER_NL80211_QCA */
3051 if (alg
== WPA_ALG_PMK
&&
3052 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X
))
3053 return nl80211_set_pmk(drv
, key
, key_len
, addr
);
3055 if (alg
== WPA_ALG_NONE
) {
3056 msg
= nl80211_ifindex_msg(drv
, ifindex
, 0, NL80211_CMD_DEL_KEY
);
3062 suite
= wpa_alg_to_cipher_suite(alg
, key_len
);
3065 msg
= nl80211_ifindex_msg(drv
, ifindex
, 0, NL80211_CMD_NEW_KEY
);
3067 nla_put(msg
, NL80211_ATTR_KEY_DATA
, key_len
, key
) ||
3068 nla_put_u32(msg
, NL80211_ATTR_KEY_CIPHER
, suite
))
3070 wpa_hexdump_key(MSG_DEBUG
, "nl80211: KEY_DATA", key
, key_len
);
3073 if (seq
&& seq_len
) {
3074 if (nla_put(msg
, NL80211_ATTR_KEY_SEQ
, seq_len
, seq
))
3076 wpa_hexdump(MSG_DEBUG
, "nl80211: KEY_SEQ", seq
, seq_len
);
3079 if (addr
&& !is_broadcast_ether_addr(addr
)) {
3080 wpa_printf(MSG_DEBUG
, " addr=" MACSTR
, MAC2STR(addr
));
3081 if (nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
))
3084 if (alg
!= WPA_ALG_WEP
&& key_idx
&& !set_tx
) {
3085 wpa_printf(MSG_DEBUG
, " RSN IBSS RX GTK");
3086 if (nla_put_u32(msg
, NL80211_ATTR_KEY_TYPE
,
3087 NL80211_KEYTYPE_GROUP
))
3090 } else if (addr
&& is_broadcast_ether_addr(addr
)) {
3091 struct nlattr
*types
;
3093 wpa_printf(MSG_DEBUG
, " broadcast key");
3095 types
= nla_nest_start(msg
, NL80211_ATTR_KEY_DEFAULT_TYPES
);
3097 nla_put_flag(msg
, NL80211_KEY_DEFAULT_TYPE_MULTICAST
))
3099 nla_nest_end(msg
, types
);
3101 if (nla_put_u8(msg
, NL80211_ATTR_KEY_IDX
, key_idx
))
3104 ret
= send_and_recv_msgs(drv
, msg
, NULL
, key
? (void *) -1 : NULL
);
3105 if ((ret
== -ENOENT
|| ret
== -ENOLINK
) && alg
== WPA_ALG_NONE
)
3108 wpa_printf(MSG_DEBUG
, "nl80211: set_key failed; err=%d %s)",
3109 ret
, strerror(-ret
));
3112 * If we failed or don't need to set the default TX key (below),
3115 if (ret
|| !set_tx
|| alg
== WPA_ALG_NONE
|| tdls
)
3117 if (is_ap_interface(drv
->nlmode
) && addr
&&
3118 !is_broadcast_ether_addr(addr
))
3121 msg
= nl80211_ifindex_msg(drv
, ifindex
, 0, NL80211_CMD_SET_KEY
);
3123 nla_put_u8(msg
, NL80211_ATTR_KEY_IDX
, key_idx
) ||
3124 nla_put_flag(msg
, (alg
== WPA_ALG_IGTK
||
3125 alg
== WPA_ALG_BIP_GMAC_128
||
3126 alg
== WPA_ALG_BIP_GMAC_256
||
3127 alg
== WPA_ALG_BIP_CMAC_256
) ?
3128 NL80211_ATTR_KEY_DEFAULT_MGMT
:
3129 NL80211_ATTR_KEY_DEFAULT
))
3131 if (addr
&& is_broadcast_ether_addr(addr
)) {
3132 struct nlattr
*types
;
3134 types
= nla_nest_start(msg
, NL80211_ATTR_KEY_DEFAULT_TYPES
);
3136 nla_put_flag(msg
, NL80211_KEY_DEFAULT_TYPE_MULTICAST
))
3138 nla_nest_end(msg
, types
);
3140 struct nlattr
*types
;
3142 types
= nla_nest_start(msg
, NL80211_ATTR_KEY_DEFAULT_TYPES
);
3144 nla_put_flag(msg
, NL80211_KEY_DEFAULT_TYPE_UNICAST
))
3146 nla_nest_end(msg
, types
);
3149 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3153 wpa_printf(MSG_DEBUG
, "nl80211: set_key default failed; "
3154 "err=%d %s)", ret
, strerror(-ret
));
3158 nl80211_nlmsg_clear(msg
);
3164 static int nl_add_key(struct nl_msg
*msg
, enum wpa_alg alg
,
3165 int key_idx
, int defkey
,
3166 const u8
*seq
, size_t seq_len
,
3167 const u8
*key
, size_t key_len
)
3169 struct nlattr
*key_attr
= nla_nest_start(msg
, NL80211_ATTR_KEY
);
3175 suite
= wpa_alg_to_cipher_suite(alg
, key_len
);
3179 if (defkey
&& alg
== WPA_ALG_IGTK
) {
3180 if (nla_put_flag(msg
, NL80211_KEY_DEFAULT_MGMT
))
3182 } else if (defkey
) {
3183 if (nla_put_flag(msg
, NL80211_KEY_DEFAULT
))
3187 if (nla_put_u8(msg
, NL80211_KEY_IDX
, key_idx
) ||
3188 nla_put_u32(msg
, NL80211_KEY_CIPHER
, suite
) ||
3190 nla_put(msg
, NL80211_KEY_SEQ
, seq_len
, seq
)) ||
3191 nla_put(msg
, NL80211_KEY_DATA
, key_len
, key
))
3194 nla_nest_end(msg
, key_attr
);
3200 static int nl80211_set_conn_keys(struct wpa_driver_associate_params
*params
,
3204 struct nlattr
*nl_keys
, *nl_key
;
3206 for (i
= 0; i
< 4; i
++) {
3207 if (!params
->wep_key
[i
])
3212 if (params
->wps
== WPS_MODE_PRIVACY
)
3214 if (params
->pairwise_suite
&&
3215 params
->pairwise_suite
!= WPA_CIPHER_NONE
)
3221 if (nla_put_flag(msg
, NL80211_ATTR_PRIVACY
))
3224 nl_keys
= nla_nest_start(msg
, NL80211_ATTR_KEYS
);
3228 for (i
= 0; i
< 4; i
++) {
3229 if (!params
->wep_key
[i
])
3232 nl_key
= nla_nest_start(msg
, i
);
3234 nla_put(msg
, NL80211_KEY_DATA
, params
->wep_key_len
[i
],
3235 params
->wep_key
[i
]) ||
3236 nla_put_u32(msg
, NL80211_KEY_CIPHER
,
3237 params
->wep_key_len
[i
] == 5 ?
3238 RSN_CIPHER_SUITE_WEP40
:
3239 RSN_CIPHER_SUITE_WEP104
) ||
3240 nla_put_u8(msg
, NL80211_KEY_IDX
, i
) ||
3241 (i
== params
->wep_tx_keyidx
&&
3242 nla_put_flag(msg
, NL80211_KEY_DEFAULT
)))
3245 nla_nest_end(msg
, nl_key
);
3247 nla_nest_end(msg
, nl_keys
);
3253 int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data
*drv
,
3254 const u8
*addr
, int cmd
, u16 reason_code
,
3255 int local_state_change
,
3256 struct nl_handle
*nl_connect
)
3261 if (!(msg
= nl80211_drv_msg(drv
, 0, cmd
)) ||
3262 nla_put_u16(msg
, NL80211_ATTR_REASON_CODE
, reason_code
) ||
3263 (addr
&& nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) ||
3264 (local_state_change
&&
3265 nla_put_flag(msg
, NL80211_ATTR_LOCAL_STATE_CHANGE
))) {
3271 ret
= send_and_recv(drv
->global
, nl_connect
, msg
, NULL
, NULL
);
3273 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3275 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
3276 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
3277 reason_code
, ret
, strerror(-ret
));
3283 static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data
*drv
,
3285 struct nl_handle
*nl_connect
)
3288 int drv_associated
= drv
->associated
;
3290 wpa_printf(MSG_DEBUG
, "%s(reason_code=%d)", __func__
, reason_code
);
3291 nl80211_mark_disconnected(drv
);
3292 /* Disconnect command doesn't need BSSID - it uses cached value */
3293 ret
= wpa_driver_nl80211_mlme(drv
, NULL
, NL80211_CMD_DISCONNECT
,
3294 reason_code
, 0, nl_connect
);
3296 * For locally generated disconnect, supplicant already generates a
3297 * DEAUTH event, so ignore the event from NL80211.
3299 drv
->ignore_next_local_disconnect
= drv_associated
&& (ret
== 0);
3305 static int wpa_driver_nl80211_deauthenticate(struct i802_bss
*bss
,
3306 const u8
*addr
, int reason_code
)
3308 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3310 int drv_associated
= drv
->associated
;
3312 if (drv
->nlmode
== NL80211_IFTYPE_ADHOC
) {
3313 nl80211_mark_disconnected(drv
);
3314 return nl80211_leave_ibss(drv
, 1);
3316 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
)) {
3317 struct nl_handle
*nl_connect
= NULL
;
3319 if (bss
->use_nl_connect
)
3320 nl_connect
= bss
->nl_connect
;
3321 return wpa_driver_nl80211_disconnect(drv
, reason_code
,
3324 wpa_printf(MSG_DEBUG
, "%s(addr=" MACSTR
" reason_code=%d)",
3325 __func__
, MAC2STR(addr
), reason_code
);
3326 nl80211_mark_disconnected(drv
);
3327 ret
= wpa_driver_nl80211_mlme(drv
, addr
, NL80211_CMD_DEAUTHENTICATE
,
3328 reason_code
, 0, NULL
);
3330 * For locally generated deauthenticate, supplicant already generates a
3331 * DEAUTH event, so ignore the event from NL80211.
3333 drv
->ignore_next_local_deauth
= drv_associated
&& (ret
== 0);
3339 static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data
*drv
,
3340 struct wpa_driver_auth_params
*params
)
3344 drv
->auth_freq
= params
->freq
;
3345 drv
->auth_alg
= params
->auth_alg
;
3346 drv
->auth_wep_tx_keyidx
= params
->wep_tx_keyidx
;
3347 drv
->auth_local_state_change
= params
->local_state_change
;
3348 drv
->auth_p2p
= params
->p2p
;
3351 os_memcpy(drv
->auth_bssid_
, params
->bssid
, ETH_ALEN
);
3353 os_memset(drv
->auth_bssid_
, 0, ETH_ALEN
);
3356 os_memcpy(drv
->auth_ssid
, params
->ssid
, params
->ssid_len
);
3357 drv
->auth_ssid_len
= params
->ssid_len
;
3359 drv
->auth_ssid_len
= 0;
3362 os_free(drv
->auth_ie
);
3363 drv
->auth_ie
= NULL
;
3364 drv
->auth_ie_len
= 0;
3366 drv
->auth_ie
= os_malloc(params
->ie_len
);
3368 os_memcpy(drv
->auth_ie
, params
->ie
, params
->ie_len
);
3369 drv
->auth_ie_len
= params
->ie_len
;
3373 for (i
= 0; i
< 4; i
++) {
3374 if (params
->wep_key
[i
] && params
->wep_key_len
[i
] &&
3375 params
->wep_key_len
[i
] <= 16) {
3376 os_memcpy(drv
->auth_wep_key
[i
], params
->wep_key
[i
],
3377 params
->wep_key_len
[i
]);
3378 drv
->auth_wep_key_len
[i
] = params
->wep_key_len
[i
];
3380 drv
->auth_wep_key_len
[i
] = 0;
3385 static void nl80211_unmask_11b_rates(struct i802_bss
*bss
)
3387 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3389 if (is_p2p_net_interface(drv
->nlmode
) || !drv
->disabled_11b_rates
)
3393 * Looks like we failed to unmask 11b rates previously. This could
3394 * happen, e.g., if the interface was down at the point in time when a
3395 * P2P group was terminated.
3397 wpa_printf(MSG_DEBUG
,
3398 "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
3400 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 0);
3404 static enum nl80211_auth_type
get_nl_auth_type(int wpa_auth_alg
)
3406 if (wpa_auth_alg
& WPA_AUTH_ALG_OPEN
)
3407 return NL80211_AUTHTYPE_OPEN_SYSTEM
;
3408 if (wpa_auth_alg
& WPA_AUTH_ALG_SHARED
)
3409 return NL80211_AUTHTYPE_SHARED_KEY
;
3410 if (wpa_auth_alg
& WPA_AUTH_ALG_LEAP
)
3411 return NL80211_AUTHTYPE_NETWORK_EAP
;
3412 if (wpa_auth_alg
& WPA_AUTH_ALG_FT
)
3413 return NL80211_AUTHTYPE_FT
;
3414 if (wpa_auth_alg
& WPA_AUTH_ALG_SAE
)
3415 return NL80211_AUTHTYPE_SAE
;
3416 if (wpa_auth_alg
& WPA_AUTH_ALG_FILS
)
3417 return NL80211_AUTHTYPE_FILS_SK
;
3418 if (wpa_auth_alg
& WPA_AUTH_ALG_FILS_SK_PFS
)
3419 return NL80211_AUTHTYPE_FILS_SK_PFS
;
3421 return NL80211_AUTHTYPE_MAX
;
3425 static int wpa_driver_nl80211_authenticate(
3426 struct i802_bss
*bss
, struct wpa_driver_auth_params
*params
)
3428 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3431 enum nl80211_auth_type type
;
3432 enum nl80211_iftype nlmode
;
3436 nl80211_unmask_11b_rates(bss
);
3438 is_retry
= drv
->retry_auth
;
3439 drv
->retry_auth
= 0;
3440 drv
->ignore_deauth_event
= 0;
3442 nl80211_mark_disconnected(drv
);
3443 os_memset(drv
->auth_bssid
, 0, ETH_ALEN
);
3445 os_memcpy(drv
->auth_attempt_bssid
, params
->bssid
, ETH_ALEN
);
3447 os_memset(drv
->auth_attempt_bssid
, 0, ETH_ALEN
);
3448 /* FIX: IBSS mode */
3449 nlmode
= params
->p2p
?
3450 NL80211_IFTYPE_P2P_CLIENT
: NL80211_IFTYPE_STATION
;
3451 if (drv
->nlmode
!= nlmode
&&
3452 wpa_driver_nl80211_set_mode(bss
, nlmode
) < 0)
3456 wpa_printf(MSG_DEBUG
, "nl80211: Authenticate (ifindex=%d)",
3459 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_AUTHENTICATE
);
3463 for (i
= 0; i
< 4; i
++) {
3464 if (!params
->wep_key
[i
])
3466 wpa_driver_nl80211_set_key(bss
->ifname
, bss
, WPA_ALG_WEP
,
3468 i
== params
->wep_tx_keyidx
, NULL
, 0,
3470 params
->wep_key_len
[i
]);
3471 if (params
->wep_tx_keyidx
!= i
)
3473 if (nl_add_key(msg
, WPA_ALG_WEP
, i
, 1, NULL
, 0,
3474 params
->wep_key
[i
], params
->wep_key_len
[i
]))
3478 if (params
->bssid
) {
3479 wpa_printf(MSG_DEBUG
, " * bssid=" MACSTR
,
3480 MAC2STR(params
->bssid
));
3481 if (nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
))
3485 wpa_printf(MSG_DEBUG
, " * freq=%d", params
->freq
);
3486 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
, params
->freq
))
3490 wpa_printf(MSG_DEBUG
, " * SSID=%s",
3491 wpa_ssid_txt(params
->ssid
, params
->ssid_len
));
3492 if (nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
3496 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->ie
, params
->ie_len
);
3498 nla_put(msg
, NL80211_ATTR_IE
, params
->ie_len
, params
->ie
))
3500 if (params
->auth_data
) {
3501 wpa_hexdump(MSG_DEBUG
, " * auth_data", params
->auth_data
,
3502 params
->auth_data_len
);
3503 if (nla_put(msg
, NL80211_ATTR_SAE_DATA
, params
->auth_data_len
,
3507 type
= get_nl_auth_type(params
->auth_alg
);
3508 wpa_printf(MSG_DEBUG
, " * Auth Type %d", type
);
3509 if (type
== NL80211_AUTHTYPE_MAX
||
3510 nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
, type
))
3512 if (params
->local_state_change
) {
3513 wpa_printf(MSG_DEBUG
, " * Local state change only");
3514 if (nla_put_flag(msg
, NL80211_ATTR_LOCAL_STATE_CHANGE
))
3518 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3521 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
3522 "nl80211: MLME command failed (auth): count=%d ret=%d (%s)",
3523 count
, ret
, strerror(-ret
));
3525 if ((ret
== -EALREADY
|| ret
== -EEXIST
) && count
== 1 &&
3526 params
->bssid
&& !params
->local_state_change
) {
3528 * mac80211 does not currently accept new
3529 * authentication if we are already authenticated. As a
3530 * workaround, force deauthentication and try again.
3532 wpa_printf(MSG_DEBUG
, "nl80211: Retry authentication "
3533 "after forced deauthentication");
3534 drv
->ignore_deauth_event
= 1;
3535 wpa_driver_nl80211_deauthenticate(
3537 WLAN_REASON_PREV_AUTH_NOT_VALID
);
3542 if (ret
== -ENOENT
&& params
->freq
&& !is_retry
) {
3544 * cfg80211 has likely expired the BSS entry even
3545 * though it was previously available in our internal
3546 * BSS table. To recover quickly, start a single
3547 * channel scan on the specified channel.
3549 struct wpa_driver_scan_params scan
;
3552 os_memset(&scan
, 0, sizeof(scan
));
3555 scan
.ssids
[0].ssid
= params
->ssid
;
3556 scan
.ssids
[0].ssid_len
= params
->ssid_len
;
3558 freqs
[0] = params
->freq
;
3561 wpa_printf(MSG_DEBUG
, "nl80211: Trigger single "
3562 "channel scan to refresh cfg80211 BSS "
3564 ret
= wpa_driver_nl80211_scan(bss
, &scan
);
3566 nl80211_copy_auth_params(drv
, params
);
3567 drv
->scan_for_auth
= 1;
3569 } else if (is_retry
) {
3571 * Need to indicate this with an event since the return
3572 * value from the retry is not delivered to core code.
3574 union wpa_event_data event
;
3575 wpa_printf(MSG_DEBUG
, "nl80211: Authentication retry "
3577 os_memset(&event
, 0, sizeof(event
));
3578 os_memcpy(event
.timeout_event
.addr
, drv
->auth_bssid_
,
3580 wpa_supplicant_event(drv
->ctx
, EVENT_AUTH_TIMED_OUT
,
3584 wpa_printf(MSG_DEBUG
,
3585 "nl80211: Authentication request send successfully");
3594 int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data
*drv
)
3596 struct wpa_driver_auth_params params
;
3597 struct i802_bss
*bss
= drv
->first_bss
;
3600 wpa_printf(MSG_DEBUG
, "nl80211: Try to authenticate again");
3602 os_memset(¶ms
, 0, sizeof(params
));
3603 params
.freq
= drv
->auth_freq
;
3604 params
.auth_alg
= drv
->auth_alg
;
3605 params
.wep_tx_keyidx
= drv
->auth_wep_tx_keyidx
;
3606 params
.local_state_change
= drv
->auth_local_state_change
;
3607 params
.p2p
= drv
->auth_p2p
;
3609 if (!is_zero_ether_addr(drv
->auth_bssid_
))
3610 params
.bssid
= drv
->auth_bssid_
;
3612 if (drv
->auth_ssid_len
) {
3613 params
.ssid
= drv
->auth_ssid
;
3614 params
.ssid_len
= drv
->auth_ssid_len
;
3617 params
.ie
= drv
->auth_ie
;
3618 params
.ie_len
= drv
->auth_ie_len
;
3620 for (i
= 0; i
< 4; i
++) {
3621 if (drv
->auth_wep_key_len
[i
]) {
3622 params
.wep_key
[i
] = drv
->auth_wep_key
[i
];
3623 params
.wep_key_len
[i
] = drv
->auth_wep_key_len
[i
];
3627 drv
->retry_auth
= 1;
3628 return wpa_driver_nl80211_authenticate(bss
, ¶ms
);
3632 static int wpa_driver_nl80211_send_frame(struct i802_bss
*bss
,
3633 const void *data
, size_t len
,
3634 int encrypt
, int noack
,
3635 unsigned int freq
, int no_cck
,
3636 int offchanok
, unsigned int wait_time
,
3637 const u16
*csa_offs
,
3638 size_t csa_offs_len
)
3640 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3644 if (freq
== 0 && drv
->nlmode
== NL80211_IFTYPE_ADHOC
) {
3645 freq
= nl80211_get_assoc_freq(drv
);
3646 wpa_printf(MSG_DEBUG
,
3647 "nl80211: send_frame - Use assoc_freq=%u for IBSS",
3651 wpa_printf(MSG_DEBUG
, "nl80211: send_frame - Use bss->freq=%u",
3656 if (drv
->use_monitor
) {
3657 wpa_printf(MSG_DEBUG
, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
3659 return nl80211_send_monitor(drv
, data
, len
, encrypt
, noack
);
3662 wpa_printf(MSG_DEBUG
, "nl80211: send_frame -> send_frame_cmd");
3663 res
= nl80211_send_frame_cmd(bss
, freq
, wait_time
, data
, len
,
3664 &cookie
, no_cck
, noack
, offchanok
,
3665 csa_offs
, csa_offs_len
);
3666 if (res
== 0 && !noack
) {
3667 const struct ieee80211_mgmt
*mgmt
;
3670 mgmt
= (const struct ieee80211_mgmt
*) data
;
3671 fc
= le_to_host16(mgmt
->frame_control
);
3672 if (WLAN_FC_GET_TYPE(fc
) == WLAN_FC_TYPE_MGMT
&&
3673 WLAN_FC_GET_STYPE(fc
) == WLAN_FC_STYPE_ACTION
) {
3674 wpa_printf(MSG_MSGDUMP
,
3675 "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
3676 (long long unsigned int)
3677 drv
->send_action_cookie
,
3678 (long long unsigned int) cookie
);
3679 drv
->send_action_cookie
= cookie
;
3687 static int wpa_driver_nl80211_send_mlme(struct i802_bss
*bss
, const u8
*data
,
3688 size_t data_len
, int noack
,
3689 unsigned int freq
, int no_cck
,
3691 unsigned int wait_time
,
3692 const u16
*csa_offs
,
3693 size_t csa_offs_len
)
3695 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3696 struct ieee80211_mgmt
*mgmt
;
3700 mgmt
= (struct ieee80211_mgmt
*) data
;
3701 fc
= le_to_host16(mgmt
->frame_control
);
3702 wpa_printf(MSG_DEBUG
, "nl80211: send_mlme - da= " MACSTR
3703 " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
3704 MAC2STR(mgmt
->da
), noack
, freq
, no_cck
, offchanok
, wait_time
,
3705 fc
, fc2str(fc
), drv
->nlmode
);
3707 if ((is_sta_interface(drv
->nlmode
) ||
3708 drv
->nlmode
== NL80211_IFTYPE_P2P_DEVICE
) &&
3709 WLAN_FC_GET_TYPE(fc
) == WLAN_FC_TYPE_MGMT
&&
3710 WLAN_FC_GET_STYPE(fc
) == WLAN_FC_STYPE_PROBE_RESP
) {
3712 * The use of last_mgmt_freq is a bit of a hack,
3713 * but it works due to the single-threaded nature
3714 * of wpa_supplicant.
3717 wpa_printf(MSG_DEBUG
, "nl80211: Use last_mgmt_freq=%d",
3718 drv
->last_mgmt_freq
);
3719 freq
= drv
->last_mgmt_freq
;
3721 return nl80211_send_frame_cmd(bss
, freq
, 0,
3722 data
, data_len
, NULL
, 1, noack
,
3723 1, csa_offs
, csa_offs_len
);
3726 if (drv
->device_ap_sme
&& is_ap_interface(drv
->nlmode
)) {
3728 wpa_printf(MSG_DEBUG
, "nl80211: Use bss->freq=%d",
3732 return nl80211_send_frame_cmd(bss
, freq
,
3733 (int) freq
== bss
->freq
? 0 :
3736 &drv
->send_action_cookie
,
3737 no_cck
, noack
, offchanok
,
3738 csa_offs
, csa_offs_len
);
3741 if (WLAN_FC_GET_TYPE(fc
) == WLAN_FC_TYPE_MGMT
&&
3742 WLAN_FC_GET_STYPE(fc
) == WLAN_FC_STYPE_AUTH
) {
3744 * Only one of the authentication frame types is encrypted.
3745 * In order for static WEP encryption to work properly (i.e.,
3746 * to not encrypt the frame), we need to tell mac80211 about
3747 * the frames that must not be encrypted.
3749 u16 auth_alg
= le_to_host16(mgmt
->u
.auth
.auth_alg
);
3750 u16 auth_trans
= le_to_host16(mgmt
->u
.auth
.auth_transaction
);
3751 if (auth_alg
!= WLAN_AUTH_SHARED_KEY
|| auth_trans
!= 3)
3755 wpa_printf(MSG_DEBUG
, "nl80211: send_mlme -> send_frame");
3756 return wpa_driver_nl80211_send_frame(bss
, data
, data_len
, encrypt
,
3757 noack
, freq
, no_cck
, offchanok
,
3758 wait_time
, csa_offs
,
3763 static int nl80211_put_basic_rates(struct nl_msg
*msg
, const int *basic_rates
)
3765 u8 rates
[NL80211_MAX_SUPP_RATES
];
3772 for (i
= 0; i
< NL80211_MAX_SUPP_RATES
&& basic_rates
[i
] >= 0; i
++)
3773 rates
[rates_len
++] = basic_rates
[i
] / 5;
3775 return nla_put(msg
, NL80211_ATTR_BSS_BASIC_RATES
, rates_len
, rates
);
3779 static int nl80211_set_bss(struct i802_bss
*bss
, int cts
, int preamble
,
3780 int slot
, int ht_opmode
, int ap_isolate
,
3781 const int *basic_rates
)
3783 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3786 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_BSS
)) ||
3788 nla_put_u8(msg
, NL80211_ATTR_BSS_CTS_PROT
, cts
)) ||
3790 nla_put_u8(msg
, NL80211_ATTR_BSS_SHORT_PREAMBLE
, preamble
)) ||
3792 nla_put_u8(msg
, NL80211_ATTR_BSS_SHORT_SLOT_TIME
, slot
)) ||
3794 nla_put_u16(msg
, NL80211_ATTR_BSS_HT_OPMODE
, ht_opmode
)) ||
3796 nla_put_u8(msg
, NL80211_ATTR_AP_ISOLATE
, ap_isolate
)) ||
3797 nl80211_put_basic_rates(msg
, basic_rates
)) {
3802 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3806 static int wpa_driver_nl80211_set_acl(void *priv
,
3807 struct hostapd_acl_params
*params
)
3809 struct i802_bss
*bss
= priv
;
3810 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3816 if (!(drv
->capa
.max_acl_mac_addrs
))
3819 if (params
->num_mac_acl
> drv
->capa
.max_acl_mac_addrs
)
3822 wpa_printf(MSG_DEBUG
, "nl80211: Set %s ACL (num_mac_acl=%u)",
3823 params
->acl_policy
? "Accept" : "Deny", params
->num_mac_acl
);
3825 acl
= nlmsg_alloc();
3828 for (i
= 0; i
< params
->num_mac_acl
; i
++) {
3829 if (nla_put(acl
, i
+ 1, ETH_ALEN
, params
->mac_acl
[i
].addr
)) {
3835 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_MAC_ACL
)) ||
3836 nla_put_u32(msg
, NL80211_ATTR_ACL_POLICY
, params
->acl_policy
?
3837 NL80211_ACL_POLICY_DENY_UNLESS_LISTED
:
3838 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED
) ||
3839 nla_put_nested(msg
, NL80211_ATTR_MAC_ADDRS
, acl
)) {
3846 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3848 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set MAC ACL: %d (%s)",
3849 ret
, strerror(-ret
));
3856 static int nl80211_put_beacon_int(struct nl_msg
*msg
, int beacon_int
)
3858 if (beacon_int
> 0) {
3859 wpa_printf(MSG_DEBUG
, " * beacon_int=%d", beacon_int
);
3860 return nla_put_u32(msg
, NL80211_ATTR_BEACON_INTERVAL
,
3868 static int nl80211_put_dtim_period(struct nl_msg
*msg
, int dtim_period
)
3870 if (dtim_period
> 0) {
3871 wpa_printf(MSG_DEBUG
, " * dtim_period=%d", dtim_period
);
3872 return nla_put_u32(msg
, NL80211_ATTR_DTIM_PERIOD
, dtim_period
);
3880 static int nl80211_set_mesh_config(void *priv
,
3881 struct wpa_driver_mesh_bss_params
*params
)
3883 struct i802_bss
*bss
= priv
;
3884 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
3888 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_MESH_CONFIG
);
3892 ret
= nl80211_put_mesh_config(msg
, params
);
3898 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
3900 wpa_printf(MSG_ERROR
,
3901 "nl80211: Mesh config set failed: %d (%s)",
3902 ret
, strerror(-ret
));
3907 #endif /* CONFIG_MESH */
3910 static int nl80211_put_beacon_rate(struct nl_msg
*msg
, const u64 flags
,
3911 struct wpa_driver_ap_params
*params
)
3913 struct nlattr
*bands
, *band
;
3914 struct nl80211_txrate_vht vht_rate
;
3916 if (!params
->freq
||
3917 (params
->beacon_rate
== 0 &&
3918 params
->rate_type
== BEACON_RATE_LEGACY
))
3921 bands
= nla_nest_start(msg
, NL80211_ATTR_TX_RATES
);
3925 switch (params
->freq
->mode
) {
3926 case HOSTAPD_MODE_IEEE80211B
:
3927 case HOSTAPD_MODE_IEEE80211G
:
3928 band
= nla_nest_start(msg
, NL80211_BAND_2GHZ
);
3930 case HOSTAPD_MODE_IEEE80211A
:
3931 band
= nla_nest_start(msg
, NL80211_BAND_5GHZ
);
3933 case HOSTAPD_MODE_IEEE80211AD
:
3934 band
= nla_nest_start(msg
, NL80211_BAND_60GHZ
);
3943 os_memset(&vht_rate
, 0, sizeof(vht_rate
));
3945 switch (params
->rate_type
) {
3946 case BEACON_RATE_LEGACY
:
3947 if (!(flags
& WPA_DRIVER_FLAGS_BEACON_RATE_LEGACY
)) {
3948 wpa_printf(MSG_INFO
,
3949 "nl80211: Driver does not support setting Beacon frame rate (legacy)");
3953 if (nla_put_u8(msg
, NL80211_TXRATE_LEGACY
,
3954 (u8
) params
->beacon_rate
/ 5) ||
3955 nla_put(msg
, NL80211_TXRATE_HT
, 0, NULL
) ||
3956 (params
->freq
->vht_enabled
&&
3957 nla_put(msg
, NL80211_TXRATE_VHT
, sizeof(vht_rate
),
3961 wpa_printf(MSG_DEBUG
, " * beacon_rate = legacy:%u (* 100 kbps)",
3962 params
->beacon_rate
);
3964 case BEACON_RATE_HT
:
3965 if (!(flags
& WPA_DRIVER_FLAGS_BEACON_RATE_HT
)) {
3966 wpa_printf(MSG_INFO
,
3967 "nl80211: Driver does not support setting Beacon frame rate (HT)");
3970 if (nla_put(msg
, NL80211_TXRATE_LEGACY
, 0, NULL
) ||
3971 nla_put_u8(msg
, NL80211_TXRATE_HT
, params
->beacon_rate
) ||
3972 (params
->freq
->vht_enabled
&&
3973 nla_put(msg
, NL80211_TXRATE_VHT
, sizeof(vht_rate
),
3976 wpa_printf(MSG_DEBUG
, " * beacon_rate = HT-MCS %u",
3977 params
->beacon_rate
);
3979 case BEACON_RATE_VHT
:
3980 if (!(flags
& WPA_DRIVER_FLAGS_BEACON_RATE_VHT
)) {
3981 wpa_printf(MSG_INFO
,
3982 "nl80211: Driver does not support setting Beacon frame rate (VHT)");
3985 vht_rate
.mcs
[0] = BIT(params
->beacon_rate
);
3986 if (nla_put(msg
, NL80211_TXRATE_LEGACY
, 0, NULL
))
3988 if (nla_put(msg
, NL80211_TXRATE_HT
, 0, NULL
))
3990 if (nla_put(msg
, NL80211_TXRATE_VHT
, sizeof(vht_rate
),
3993 wpa_printf(MSG_DEBUG
, " * beacon_rate = VHT-MCS %u",
3994 params
->beacon_rate
);
3998 nla_nest_end(msg
, band
);
3999 nla_nest_end(msg
, bands
);
4005 static int nl80211_set_multicast_to_unicast(struct i802_bss
*bss
,
4006 int multicast_to_unicast
)
4008 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4012 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_MULTICAST_TO_UNICAST
);
4014 (multicast_to_unicast
&&
4015 nla_put_flag(msg
, NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED
))) {
4016 wpa_printf(MSG_ERROR
,
4017 "nl80211: Failed to build NL80211_CMD_SET_MULTICAST_TO_UNICAST msg for %s",
4023 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4027 wpa_printf(MSG_DEBUG
,
4028 "nl80211: multicast to unicast %s on interface %s",
4029 multicast_to_unicast
? "enabled" : "disabled",
4033 if (!multicast_to_unicast
)
4035 wpa_printf(MSG_INFO
,
4036 "nl80211: multicast to unicast not supported on interface %s",
4040 wpa_printf(MSG_ERROR
,
4041 "nl80211: %s multicast to unicast failed with %d (%s) on interface %s",
4042 multicast_to_unicast
? "enabling" : "disabling",
4043 ret
, strerror(-ret
), bss
->ifname
);
4051 static int wpa_driver_nl80211_set_ap(void *priv
,
4052 struct wpa_driver_ap_params
*params
)
4054 struct i802_bss
*bss
= priv
;
4055 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4057 u8 cmd
= NL80211_CMD_NEW_BEACON
;
4062 u32 suites
[10], suite
;
4065 struct wpa_driver_mesh_bss_params mesh_params
;
4066 #endif /* CONFIG_MESH */
4068 beacon_set
= params
->reenable
? 0 : bss
->beacon_set
;
4070 wpa_printf(MSG_DEBUG
, "nl80211: Set beacon (beacon_set=%d)",
4073 cmd
= NL80211_CMD_SET_BEACON
;
4074 else if (!drv
->device_ap_sme
&& !drv
->use_monitor
&&
4075 !nl80211_get_wiphy_data_ap(bss
))
4078 wpa_hexdump(MSG_DEBUG
, "nl80211: Beacon head",
4079 params
->head
, params
->head_len
);
4080 wpa_hexdump(MSG_DEBUG
, "nl80211: Beacon tail",
4081 params
->tail
, params
->tail_len
);
4082 wpa_printf(MSG_DEBUG
, "nl80211: ifindex=%d", bss
->ifindex
);
4083 wpa_printf(MSG_DEBUG
, "nl80211: beacon_int=%d", params
->beacon_int
);
4084 wpa_printf(MSG_DEBUG
, "nl80211: beacon_rate=%u", params
->beacon_rate
);
4085 wpa_printf(MSG_DEBUG
, "nl80211: rate_type=%d", params
->rate_type
);
4086 wpa_printf(MSG_DEBUG
, "nl80211: dtim_period=%d", params
->dtim_period
);
4087 wpa_printf(MSG_DEBUG
, "nl80211: ssid=%s",
4088 wpa_ssid_txt(params
->ssid
, params
->ssid_len
));
4089 if (!(msg
= nl80211_bss_msg(bss
, 0, cmd
)) ||
4090 nla_put(msg
, NL80211_ATTR_BEACON_HEAD
, params
->head_len
,
4092 nla_put(msg
, NL80211_ATTR_BEACON_TAIL
, params
->tail_len
,
4094 nl80211_put_beacon_int(msg
, params
->beacon_int
) ||
4095 nl80211_put_beacon_rate(msg
, drv
->capa
.flags
, params
) ||
4096 nl80211_put_dtim_period(msg
, params
->dtim_period
) ||
4097 nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
, params
->ssid
))
4099 if (params
->proberesp
&& params
->proberesp_len
) {
4100 wpa_hexdump(MSG_DEBUG
, "nl80211: proberesp (offload)",
4101 params
->proberesp
, params
->proberesp_len
);
4102 if (nla_put(msg
, NL80211_ATTR_PROBE_RESP
, params
->proberesp_len
,
4106 switch (params
->hide_ssid
) {
4107 case NO_SSID_HIDING
:
4108 wpa_printf(MSG_DEBUG
, "nl80211: hidden SSID not in use");
4109 if (nla_put_u32(msg
, NL80211_ATTR_HIDDEN_SSID
,
4110 NL80211_HIDDEN_SSID_NOT_IN_USE
))
4113 case HIDDEN_SSID_ZERO_LEN
:
4114 wpa_printf(MSG_DEBUG
, "nl80211: hidden SSID zero len");
4115 if (nla_put_u32(msg
, NL80211_ATTR_HIDDEN_SSID
,
4116 NL80211_HIDDEN_SSID_ZERO_LEN
))
4119 case HIDDEN_SSID_ZERO_CONTENTS
:
4120 wpa_printf(MSG_DEBUG
, "nl80211: hidden SSID zero contents");
4121 if (nla_put_u32(msg
, NL80211_ATTR_HIDDEN_SSID
,
4122 NL80211_HIDDEN_SSID_ZERO_CONTENTS
))
4126 wpa_printf(MSG_DEBUG
, "nl80211: privacy=%d", params
->privacy
);
4127 if (params
->privacy
&&
4128 nla_put_flag(msg
, NL80211_ATTR_PRIVACY
))
4130 wpa_printf(MSG_DEBUG
, "nl80211: auth_algs=0x%x", params
->auth_algs
);
4131 if ((params
->auth_algs
& (WPA_AUTH_ALG_OPEN
| WPA_AUTH_ALG_SHARED
)) ==
4132 (WPA_AUTH_ALG_OPEN
| WPA_AUTH_ALG_SHARED
)) {
4133 /* Leave out the attribute */
4134 } else if (params
->auth_algs
& WPA_AUTH_ALG_SHARED
) {
4135 if (nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
,
4136 NL80211_AUTHTYPE_SHARED_KEY
))
4139 if (nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
,
4140 NL80211_AUTHTYPE_OPEN_SYSTEM
))
4144 wpa_printf(MSG_DEBUG
, "nl80211: wpa_version=0x%x", params
->wpa_version
);
4146 if (params
->wpa_version
& WPA_PROTO_WPA
)
4147 ver
|= NL80211_WPA_VERSION_1
;
4148 if (params
->wpa_version
& WPA_PROTO_RSN
)
4149 ver
|= NL80211_WPA_VERSION_2
;
4151 nla_put_u32(msg
, NL80211_ATTR_WPA_VERSIONS
, ver
))
4154 wpa_printf(MSG_DEBUG
, "nl80211: key_mgmt_suites=0x%x",
4155 params
->key_mgmt_suites
);
4157 if (params
->key_mgmt_suites
& WPA_KEY_MGMT_IEEE8021X
)
4158 suites
[num_suites
++] = RSN_AUTH_KEY_MGMT_UNSPEC_802_1X
;
4159 if (params
->key_mgmt_suites
& WPA_KEY_MGMT_PSK
)
4160 suites
[num_suites
++] = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X
;
4162 nla_put(msg
, NL80211_ATTR_AKM_SUITES
, num_suites
* sizeof(u32
),
4166 if (params
->key_mgmt_suites
& WPA_KEY_MGMT_IEEE8021X_NO_WPA
&&
4167 (!params
->pairwise_ciphers
||
4168 params
->pairwise_ciphers
& (WPA_CIPHER_WEP104
| WPA_CIPHER_WEP40
)) &&
4169 (nla_put_u16(msg
, NL80211_ATTR_CONTROL_PORT_ETHERTYPE
, ETH_P_PAE
) ||
4170 nla_put_flag(msg
, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT
)))
4173 if (drv
->device_ap_sme
&& (params
->key_mgmt_suites
& WPA_KEY_MGMT_SAE
))
4174 nla_put_flag(msg
, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT
);
4176 wpa_printf(MSG_DEBUG
, "nl80211: pairwise_ciphers=0x%x",
4177 params
->pairwise_ciphers
);
4178 num_suites
= wpa_cipher_to_cipher_suites(params
->pairwise_ciphers
,
4179 suites
, ARRAY_SIZE(suites
));
4181 nla_put(msg
, NL80211_ATTR_CIPHER_SUITES_PAIRWISE
,
4182 num_suites
* sizeof(u32
), suites
))
4185 wpa_printf(MSG_DEBUG
, "nl80211: group_cipher=0x%x",
4186 params
->group_cipher
);
4187 suite
= wpa_cipher_to_cipher_suite(params
->group_cipher
);
4189 nla_put_u32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
, suite
))
4192 if (params
->ht_opmode
!= -1) {
4193 switch (params
->smps_mode
) {
4194 case HT_CAP_INFO_SMPS_DYNAMIC
:
4195 wpa_printf(MSG_DEBUG
, "nl80211: SMPS mode - dynamic");
4196 smps_mode
= NL80211_SMPS_DYNAMIC
;
4198 case HT_CAP_INFO_SMPS_STATIC
:
4199 wpa_printf(MSG_DEBUG
, "nl80211: SMPS mode - static");
4200 smps_mode
= NL80211_SMPS_STATIC
;
4203 /* invalid - fallback to smps off */
4204 case HT_CAP_INFO_SMPS_DISABLED
:
4205 wpa_printf(MSG_DEBUG
, "nl80211: SMPS mode - off");
4206 smps_mode
= NL80211_SMPS_OFF
;
4209 if (nla_put_u8(msg
, NL80211_ATTR_SMPS_MODE
, smps_mode
))
4213 if (params
->beacon_ies
) {
4214 wpa_hexdump_buf(MSG_DEBUG
, "nl80211: beacon_ies",
4215 params
->beacon_ies
);
4216 if (nla_put(msg
, NL80211_ATTR_IE
,
4217 wpabuf_len(params
->beacon_ies
),
4218 wpabuf_head(params
->beacon_ies
)))
4221 if (params
->proberesp_ies
) {
4222 wpa_hexdump_buf(MSG_DEBUG
, "nl80211: proberesp_ies",
4223 params
->proberesp_ies
);
4224 if (nla_put(msg
, NL80211_ATTR_IE_PROBE_RESP
,
4225 wpabuf_len(params
->proberesp_ies
),
4226 wpabuf_head(params
->proberesp_ies
)))
4229 if (params
->assocresp_ies
) {
4230 wpa_hexdump_buf(MSG_DEBUG
, "nl80211: assocresp_ies",
4231 params
->assocresp_ies
);
4232 if (nla_put(msg
, NL80211_ATTR_IE_ASSOC_RESP
,
4233 wpabuf_len(params
->assocresp_ies
),
4234 wpabuf_head(params
->assocresp_ies
)))
4238 if (drv
->capa
.flags
& WPA_DRIVER_FLAGS_INACTIVITY_TIMER
) {
4239 wpa_printf(MSG_DEBUG
, "nl80211: ap_max_inactivity=%d",
4240 params
->ap_max_inactivity
);
4241 if (nla_put_u16(msg
, NL80211_ATTR_INACTIVITY_TIMEOUT
,
4242 params
->ap_max_inactivity
))
4247 if (params
->p2p_go_ctwindow
> 0) {
4248 if (drv
->p2p_go_ctwindow_supported
) {
4249 wpa_printf(MSG_DEBUG
, "nl80211: P2P GO ctwindow=%d",
4250 params
->p2p_go_ctwindow
);
4251 if (nla_put_u8(msg
, NL80211_ATTR_P2P_CTWINDOW
,
4252 params
->p2p_go_ctwindow
))
4255 wpa_printf(MSG_INFO
,
4256 "nl80211: Driver does not support CTWindow configuration - ignore this parameter");
4259 #endif /* CONFIG_P2P */
4262 wpa_printf(MSG_DEBUG
, "nl80211: PBSS");
4263 if (nla_put_flag(msg
, NL80211_ATTR_PBSS
))
4267 if (params
->ftm_responder
) {
4270 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_FTM_RESPONDER
)) {
4275 ftm
= nla_nest_start(msg
, NL80211_ATTR_FTM_RESPONDER
);
4277 nla_put_flag(msg
, NL80211_FTM_RESP_ATTR_ENABLED
) ||
4279 nla_put(msg
, NL80211_FTM_RESP_ATTR_LCI
,
4280 wpabuf_len(params
->lci
),
4281 wpabuf_head(params
->lci
))) ||
4283 nla_put(msg
, NL80211_FTM_RESP_ATTR_CIVICLOC
,
4284 wpabuf_len(params
->civic
),
4285 wpabuf_head(params
->civic
))))
4287 nla_nest_end(msg
, ftm
);
4290 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4292 wpa_printf(MSG_DEBUG
, "nl80211: Beacon set failed: %d (%s)",
4293 ret
, strerror(-ret
));
4295 bss
->beacon_set
= 1;
4296 nl80211_set_bss(bss
, params
->cts_protect
, params
->preamble
,
4297 params
->short_slot_time
, params
->ht_opmode
,
4298 params
->isolate
, params
->basic_rates
);
4299 nl80211_set_multicast_to_unicast(bss
,
4300 params
->multicast_to_unicast
);
4301 if (beacon_set
&& params
->freq
&&
4302 params
->freq
->bandwidth
!= bss
->bandwidth
) {
4303 wpa_printf(MSG_DEBUG
,
4304 "nl80211: Update BSS %s bandwidth: %d -> %d",
4305 bss
->ifname
, bss
->bandwidth
,
4306 params
->freq
->bandwidth
);
4307 ret
= nl80211_set_channel(bss
, params
->freq
, 1);
4309 wpa_printf(MSG_DEBUG
,
4310 "nl80211: Frequency set failed: %d (%s)",
4311 ret
, strerror(-ret
));
4313 wpa_printf(MSG_DEBUG
,
4314 "nl80211: Frequency set succeeded for ht2040 coex");
4315 bss
->bandwidth
= params
->freq
->bandwidth
;
4317 } else if (!beacon_set
&& params
->freq
) {
4319 * cfg80211 updates the driver on frequence change in AP
4320 * mode only at the point when beaconing is started, so
4321 * set the initial value here.
4323 bss
->bandwidth
= params
->freq
->bandwidth
;
4328 if (is_mesh_interface(drv
->nlmode
) && params
->ht_opmode
!= -1) {
4329 os_memset(&mesh_params
, 0, sizeof(mesh_params
));
4330 mesh_params
.flags
|= WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE
;
4331 mesh_params
.ht_opmode
= params
->ht_opmode
;
4332 ret
= nl80211_set_mesh_config(priv
, &mesh_params
);
4336 #endif /* CONFIG_MESH */
4345 static int nl80211_put_freq_params(struct nl_msg
*msg
,
4346 const struct hostapd_freq_params
*freq
)
4348 wpa_printf(MSG_DEBUG
, " * freq=%d", freq
->freq
);
4349 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
->freq
))
4352 wpa_printf(MSG_DEBUG
, " * vht_enabled=%d", freq
->vht_enabled
);
4353 wpa_printf(MSG_DEBUG
, " * ht_enabled=%d", freq
->ht_enabled
);
4355 if (freq
->vht_enabled
) {
4356 enum nl80211_chan_width cw
;
4358 wpa_printf(MSG_DEBUG
, " * bandwidth=%d", freq
->bandwidth
);
4359 switch (freq
->bandwidth
) {
4361 cw
= NL80211_CHAN_WIDTH_20
;
4364 cw
= NL80211_CHAN_WIDTH_40
;
4367 if (freq
->center_freq2
)
4368 cw
= NL80211_CHAN_WIDTH_80P80
;
4370 cw
= NL80211_CHAN_WIDTH_80
;
4373 cw
= NL80211_CHAN_WIDTH_160
;
4379 wpa_printf(MSG_DEBUG
, " * channel_width=%d", cw
);
4380 wpa_printf(MSG_DEBUG
, " * center_freq1=%d",
4381 freq
->center_freq1
);
4382 wpa_printf(MSG_DEBUG
, " * center_freq2=%d",
4383 freq
->center_freq2
);
4384 if (nla_put_u32(msg
, NL80211_ATTR_CHANNEL_WIDTH
, cw
) ||
4385 nla_put_u32(msg
, NL80211_ATTR_CENTER_FREQ1
,
4386 freq
->center_freq1
) ||
4387 (freq
->center_freq2
&&
4388 nla_put_u32(msg
, NL80211_ATTR_CENTER_FREQ2
,
4389 freq
->center_freq2
)))
4391 } else if (freq
->ht_enabled
) {
4392 enum nl80211_channel_type ct
;
4394 wpa_printf(MSG_DEBUG
, " * sec_channel_offset=%d",
4395 freq
->sec_channel_offset
);
4396 switch (freq
->sec_channel_offset
) {
4398 ct
= NL80211_CHAN_HT40MINUS
;
4401 ct
= NL80211_CHAN_HT40PLUS
;
4404 ct
= NL80211_CHAN_HT20
;
4408 wpa_printf(MSG_DEBUG
, " * channel_type=%d", ct
);
4409 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_CHANNEL_TYPE
, ct
))
4412 wpa_printf(MSG_DEBUG
, " * channel_type=%d",
4413 NL80211_CHAN_NO_HT
);
4414 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_CHANNEL_TYPE
,
4415 NL80211_CHAN_NO_HT
))
4422 static int nl80211_set_channel(struct i802_bss
*bss
,
4423 struct hostapd_freq_params
*freq
, int set_chan
)
4425 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4429 wpa_printf(MSG_DEBUG
,
4430 "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
4431 freq
->freq
, freq
->ht_enabled
, freq
->vht_enabled
,
4432 freq
->bandwidth
, freq
->center_freq1
, freq
->center_freq2
);
4434 msg
= nl80211_drv_msg(drv
, 0, set_chan
? NL80211_CMD_SET_CHANNEL
:
4435 NL80211_CMD_SET_WIPHY
);
4436 if (!msg
|| nl80211_put_freq_params(msg
, freq
) < 0) {
4441 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4443 bss
->freq
= freq
->freq
;
4446 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set channel (freq=%d): "
4447 "%d (%s)", freq
->freq
, ret
, strerror(-ret
));
4452 static u32
sta_flags_nl80211(int flags
)
4456 if (flags
& WPA_STA_AUTHORIZED
)
4457 f
|= BIT(NL80211_STA_FLAG_AUTHORIZED
);
4458 if (flags
& WPA_STA_WMM
)
4459 f
|= BIT(NL80211_STA_FLAG_WME
);
4460 if (flags
& WPA_STA_SHORT_PREAMBLE
)
4461 f
|= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE
);
4462 if (flags
& WPA_STA_MFP
)
4463 f
|= BIT(NL80211_STA_FLAG_MFP
);
4464 if (flags
& WPA_STA_TDLS_PEER
)
4465 f
|= BIT(NL80211_STA_FLAG_TDLS_PEER
);
4466 if (flags
& WPA_STA_AUTHENTICATED
)
4467 f
|= BIT(NL80211_STA_FLAG_AUTHENTICATED
);
4468 if (flags
& WPA_STA_ASSOCIATED
)
4469 f
|= BIT(NL80211_STA_FLAG_ASSOCIATED
);
4476 static u32
sta_plink_state_nl80211(enum mesh_plink_state state
)
4480 return NL80211_PLINK_LISTEN
;
4482 return NL80211_PLINK_OPN_SNT
;
4483 case PLINK_OPN_RCVD
:
4484 return NL80211_PLINK_OPN_RCVD
;
4485 case PLINK_CNF_RCVD
:
4486 return NL80211_PLINK_CNF_RCVD
;
4488 return NL80211_PLINK_ESTAB
;
4490 return NL80211_PLINK_HOLDING
;
4492 return NL80211_PLINK_BLOCKED
;
4494 wpa_printf(MSG_ERROR
, "nl80211: Invalid mesh plink state %d",
4499 #endif /* CONFIG_MESH */
4502 static int wpa_driver_nl80211_sta_add(void *priv
,
4503 struct hostapd_sta_add_params
*params
)
4505 struct i802_bss
*bss
= priv
;
4506 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4508 struct nl80211_sta_flag_update upd
;
4511 if ((params
->flags
& WPA_STA_TDLS_PEER
) &&
4512 !(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
))
4515 wpa_printf(MSG_DEBUG
, "nl80211: %s STA " MACSTR
,
4516 params
->set
? "Set" : "Add", MAC2STR(params
->addr
));
4517 msg
= nl80211_bss_msg(bss
, 0, params
->set
? NL80211_CMD_SET_STATION
:
4518 NL80211_CMD_NEW_STATION
);
4519 if (!msg
|| nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->addr
))
4523 * Set the below properties only in one of the following cases:
4524 * 1. New station is added, already associated.
4525 * 2. Set WPA_STA_TDLS_PEER station.
4526 * 3. Set an already added unassociated station, if driver supports
4527 * full AP client state. (Set these properties after station became
4528 * associated will be rejected by the driver).
4530 if (!params
->set
|| (params
->flags
& WPA_STA_TDLS_PEER
) ||
4531 (params
->set
&& FULL_AP_CLIENT_STATE_SUPP(drv
->capa
.flags
) &&
4532 (params
->flags
& WPA_STA_ASSOCIATED
))) {
4533 wpa_hexdump(MSG_DEBUG
, " * supported rates",
4534 params
->supp_rates
, params
->supp_rates_len
);
4535 wpa_printf(MSG_DEBUG
, " * capability=0x%x",
4536 params
->capability
);
4537 if (nla_put(msg
, NL80211_ATTR_STA_SUPPORTED_RATES
,
4538 params
->supp_rates_len
, params
->supp_rates
) ||
4539 nla_put_u16(msg
, NL80211_ATTR_STA_CAPABILITY
,
4540 params
->capability
))
4543 if (params
->ht_capabilities
) {
4544 wpa_hexdump(MSG_DEBUG
, " * ht_capabilities",
4545 (u8
*) params
->ht_capabilities
,
4546 sizeof(*params
->ht_capabilities
));
4547 if (nla_put(msg
, NL80211_ATTR_HT_CAPABILITY
,
4548 sizeof(*params
->ht_capabilities
),
4549 params
->ht_capabilities
))
4553 if (params
->vht_capabilities
) {
4554 wpa_hexdump(MSG_DEBUG
, " * vht_capabilities",
4555 (u8
*) params
->vht_capabilities
,
4556 sizeof(*params
->vht_capabilities
));
4557 if (nla_put(msg
, NL80211_ATTR_VHT_CAPABILITY
,
4558 sizeof(*params
->vht_capabilities
),
4559 params
->vht_capabilities
))
4563 if (params
->ext_capab
) {
4564 wpa_hexdump(MSG_DEBUG
, " * ext_capab",
4565 params
->ext_capab
, params
->ext_capab_len
);
4566 if (nla_put(msg
, NL80211_ATTR_STA_EXT_CAPABILITY
,
4567 params
->ext_capab_len
, params
->ext_capab
))
4571 if (is_ap_interface(drv
->nlmode
) &&
4572 nla_put_u8(msg
, NL80211_ATTR_STA_SUPPORT_P2P_PS
,
4573 params
->support_p2p_ps
?
4574 NL80211_P2P_PS_SUPPORTED
:
4575 NL80211_P2P_PS_UNSUPPORTED
))
4580 wpa_printf(MSG_DEBUG
, " * aid=%u", params
->aid
);
4581 if (nla_put_u16(msg
, NL80211_ATTR_STA_AID
, params
->aid
))
4585 * cfg80211 validates that AID is non-zero, so we have
4586 * to make this a non-zero value for the TDLS case where
4587 * a dummy STA entry is used for now and for a station
4588 * that is still not associated.
4590 wpa_printf(MSG_DEBUG
, " * aid=1 (%s workaround)",
4591 (params
->flags
& WPA_STA_TDLS_PEER
) ?
4592 "TDLS" : "UNASSOC_STA");
4593 if (nla_put_u16(msg
, NL80211_ATTR_STA_AID
, 1))
4596 wpa_printf(MSG_DEBUG
, " * listen_interval=%u",
4597 params
->listen_interval
);
4598 if (nla_put_u16(msg
, NL80211_ATTR_STA_LISTEN_INTERVAL
,
4599 params
->listen_interval
))
4601 } else if (params
->aid
&& (params
->flags
& WPA_STA_TDLS_PEER
)) {
4602 wpa_printf(MSG_DEBUG
, " * peer_aid=%u", params
->aid
);
4603 if (nla_put_u16(msg
, NL80211_ATTR_PEER_AID
, params
->aid
))
4605 } else if (FULL_AP_CLIENT_STATE_SUPP(drv
->capa
.flags
) &&
4606 (params
->flags
& WPA_STA_ASSOCIATED
)) {
4607 wpa_printf(MSG_DEBUG
, " * aid=%u", params
->aid
);
4608 wpa_printf(MSG_DEBUG
, " * listen_interval=%u",
4609 params
->listen_interval
);
4610 if (nla_put_u16(msg
, NL80211_ATTR_STA_AID
, params
->aid
) ||
4611 nla_put_u16(msg
, NL80211_ATTR_STA_LISTEN_INTERVAL
,
4612 params
->listen_interval
))
4616 if (params
->vht_opmode_enabled
) {
4617 wpa_printf(MSG_DEBUG
, " * opmode=%u", params
->vht_opmode
);
4618 if (nla_put_u8(msg
, NL80211_ATTR_OPMODE_NOTIF
,
4619 params
->vht_opmode
))
4623 if (params
->supp_channels
) {
4624 wpa_hexdump(MSG_DEBUG
, " * supported channels",
4625 params
->supp_channels
, params
->supp_channels_len
);
4626 if (nla_put(msg
, NL80211_ATTR_STA_SUPPORTED_CHANNELS
,
4627 params
->supp_channels_len
, params
->supp_channels
))
4631 if (params
->supp_oper_classes
) {
4632 wpa_hexdump(MSG_DEBUG
, " * supported operating classes",
4633 params
->supp_oper_classes
,
4634 params
->supp_oper_classes_len
);
4635 if (nla_put(msg
, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES
,
4636 params
->supp_oper_classes_len
,
4637 params
->supp_oper_classes
))
4641 os_memset(&upd
, 0, sizeof(upd
));
4642 upd
.set
= sta_flags_nl80211(params
->flags
);
4643 upd
.mask
= upd
.set
| sta_flags_nl80211(params
->flags_mask
);
4646 * If the driver doesn't support full AP client state, ignore ASSOC/AUTH
4647 * flags, as nl80211 driver moves a new station, by default, into
4650 * On the other hand, if the driver supports that feature and the
4651 * station is added in unauthenticated state, set the
4652 * authenticated/associated bits in the mask to prevent moving this
4653 * station to associated state before it is actually associated.
4655 * This is irrelevant for mesh mode where the station is added to the
4656 * driver as authenticated already, and ASSOCIATED isn't part of the
4659 if (!is_mesh_interface(drv
->nlmode
)) {
4660 if (!FULL_AP_CLIENT_STATE_SUPP(drv
->capa
.flags
)) {
4661 wpa_printf(MSG_DEBUG
,
4662 "nl80211: Ignore ASSOC/AUTH flags since driver doesn't support full AP client state");
4663 upd
.mask
&= ~(BIT(NL80211_STA_FLAG_ASSOCIATED
) |
4664 BIT(NL80211_STA_FLAG_AUTHENTICATED
));
4665 } else if (!params
->set
&&
4666 !(params
->flags
& WPA_STA_TDLS_PEER
)) {
4667 if (!(params
->flags
& WPA_STA_AUTHENTICATED
))
4668 upd
.mask
|= BIT(NL80211_STA_FLAG_AUTHENTICATED
);
4669 if (!(params
->flags
& WPA_STA_ASSOCIATED
))
4670 upd
.mask
|= BIT(NL80211_STA_FLAG_ASSOCIATED
);
4674 if (params
->plink_state
== PLINK_ESTAB
&& params
->peer_aid
) {
4675 ret
= nla_put_u16(msg
, NL80211_ATTR_MESH_PEER_AID
,
4680 #endif /* CONFIG_MESH */
4683 wpa_printf(MSG_DEBUG
, " * flags set=0x%x mask=0x%x",
4685 if (nla_put(msg
, NL80211_ATTR_STA_FLAGS2
, sizeof(upd
), &upd
))
4689 if (params
->plink_state
&&
4690 nla_put_u8(msg
, NL80211_ATTR_STA_PLINK_STATE
,
4691 sta_plink_state_nl80211(params
->plink_state
)))
4693 #endif /* CONFIG_MESH */
4695 if ((!params
->set
|| FULL_AP_CLIENT_STATE_SUPP(drv
->capa
.flags
)) &&
4696 (params
->flags
& WPA_STA_WMM
)) {
4697 struct nlattr
*wme
= nla_nest_start(msg
, NL80211_ATTR_STA_WME
);
4699 wpa_printf(MSG_DEBUG
, " * qosinfo=0x%x", params
->qosinfo
);
4701 nla_put_u8(msg
, NL80211_STA_WME_UAPSD_QUEUES
,
4702 params
->qosinfo
& WMM_QOSINFO_STA_AC_MASK
) ||
4703 nla_put_u8(msg
, NL80211_STA_WME_MAX_SP
,
4704 (params
->qosinfo
>> WMM_QOSINFO_STA_SP_SHIFT
) &
4705 WMM_QOSINFO_STA_SP_MASK
))
4707 nla_nest_end(msg
, wme
);
4710 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4713 wpa_printf(MSG_DEBUG
, "nl80211: NL80211_CMD_%s_STATION "
4714 "result: %d (%s)", params
->set
? "SET" : "NEW", ret
,
4724 static void rtnl_neigh_delete_fdb_entry(struct i802_bss
*bss
, const u8
*addr
)
4726 #ifdef CONFIG_LIBNL3_ROUTE
4727 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4728 struct rtnl_neigh
*rn
;
4729 struct nl_addr
*nl_addr
;
4732 rn
= rtnl_neigh_alloc();
4736 rtnl_neigh_set_family(rn
, AF_BRIDGE
);
4737 rtnl_neigh_set_ifindex(rn
, bss
->ifindex
);
4738 nl_addr
= nl_addr_build(AF_BRIDGE
, (void *) addr
, ETH_ALEN
);
4743 rtnl_neigh_set_lladdr(rn
, nl_addr
);
4745 err
= rtnl_neigh_delete(drv
->rtnl_sk
, rn
, 0);
4747 wpa_printf(MSG_DEBUG
, "nl80211: bridge FDB entry delete for "
4748 MACSTR
" ifindex=%d failed: %s", MAC2STR(addr
),
4749 bss
->ifindex
, nl_geterror(err
));
4751 wpa_printf(MSG_DEBUG
, "nl80211: deleted bridge FDB entry for "
4752 MACSTR
, MAC2STR(addr
));
4755 nl_addr_put(nl_addr
);
4757 #endif /* CONFIG_LIBNL3_ROUTE */
4761 static int wpa_driver_nl80211_sta_remove(struct i802_bss
*bss
, const u8
*addr
,
4762 int deauth
, u16 reason_code
)
4764 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4768 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_DEL_STATION
)) ||
4769 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
4771 nla_put_u8(msg
, NL80211_ATTR_MGMT_SUBTYPE
,
4772 WLAN_FC_STYPE_DISASSOC
)) ||
4774 nla_put_u8(msg
, NL80211_ATTR_MGMT_SUBTYPE
,
4775 WLAN_FC_STYPE_DEAUTH
)) ||
4777 nla_put_u16(msg
, NL80211_ATTR_REASON_CODE
, reason_code
))) {
4782 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
4783 wpa_printf(MSG_DEBUG
, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
4785 bss
->ifname
, MAC2STR(addr
), ret
, strerror(-ret
));
4788 rtnl_neigh_delete_fdb_entry(bss
, addr
);
4796 void nl80211_remove_iface(struct wpa_driver_nl80211_data
*drv
, int ifidx
)
4799 struct wpa_driver_nl80211_data
*drv2
;
4801 wpa_printf(MSG_DEBUG
, "nl80211: Remove interface ifindex=%d", ifidx
);
4803 /* stop listening for EAPOL on this interface */
4804 dl_list_for_each(drv2
, &drv
->global
->interfaces
,
4805 struct wpa_driver_nl80211_data
, list
)
4807 del_ifidx(drv2
, ifidx
, IFIDX_ANY
);
4808 /* Remove all bridges learned for this iface */
4809 del_ifidx(drv2
, IFIDX_ANY
, ifidx
);
4812 msg
= nl80211_ifindex_msg(drv
, ifidx
, 0, NL80211_CMD_DEL_INTERFACE
);
4813 if (send_and_recv_msgs(drv
, msg
, NULL
, NULL
) == 0)
4815 wpa_printf(MSG_ERROR
, "Failed to remove interface (ifidx=%d)", ifidx
);
4819 const char * nl80211_iftype_str(enum nl80211_iftype mode
)
4822 case NL80211_IFTYPE_ADHOC
:
4824 case NL80211_IFTYPE_STATION
:
4826 case NL80211_IFTYPE_AP
:
4828 case NL80211_IFTYPE_AP_VLAN
:
4830 case NL80211_IFTYPE_WDS
:
4832 case NL80211_IFTYPE_MONITOR
:
4834 case NL80211_IFTYPE_MESH_POINT
:
4835 return "MESH_POINT";
4836 case NL80211_IFTYPE_P2P_CLIENT
:
4837 return "P2P_CLIENT";
4838 case NL80211_IFTYPE_P2P_GO
:
4840 case NL80211_IFTYPE_P2P_DEVICE
:
4841 return "P2P_DEVICE";
4848 static int nl80211_create_iface_once(struct wpa_driver_nl80211_data
*drv
,
4850 enum nl80211_iftype iftype
,
4851 const u8
*addr
, int wds
,
4852 int (*handler
)(struct nl_msg
*, void *),
4859 wpa_printf(MSG_DEBUG
, "nl80211: Create interface iftype %d (%s)",
4860 iftype
, nl80211_iftype_str(iftype
));
4862 msg
= nl80211_cmd_msg(drv
->first_bss
, 0, NL80211_CMD_NEW_INTERFACE
);
4864 nla_put_string(msg
, NL80211_ATTR_IFNAME
, ifname
) ||
4865 nla_put_u32(msg
, NL80211_ATTR_IFTYPE
, iftype
))
4868 if (iftype
== NL80211_IFTYPE_MONITOR
) {
4869 struct nlattr
*flags
;
4871 flags
= nla_nest_start(msg
, NL80211_ATTR_MNTR_FLAGS
);
4873 nla_put_flag(msg
, NL80211_MNTR_FLAG_COOK_FRAMES
))
4876 nla_nest_end(msg
, flags
);
4878 if (nla_put_u8(msg
, NL80211_ATTR_4ADDR
, wds
))
4883 * Tell cfg80211 that the interface belongs to the socket that created
4884 * it, and the interface should be deleted when the socket is closed.
4886 if (nla_put_flag(msg
, NL80211_ATTR_IFACE_SOCKET_OWNER
))
4889 ret
= send_and_recv_msgs(drv
, msg
, handler
, arg
);
4894 wpa_printf(MSG_ERROR
, "Failed to create interface %s: %d (%s)",
4895 ifname
, ret
, strerror(-ret
));
4899 if (iftype
== NL80211_IFTYPE_P2P_DEVICE
)
4902 ifidx
= if_nametoindex(ifname
);
4903 wpa_printf(MSG_DEBUG
, "nl80211: New interface %s created: ifindex=%d",
4910 * Some virtual interfaces need to process EAPOL packets and events on
4911 * the parent interface. This is used mainly with hostapd.
4914 iftype
== NL80211_IFTYPE_AP_VLAN
||
4915 iftype
== NL80211_IFTYPE_WDS
||
4916 iftype
== NL80211_IFTYPE_MONITOR
) {
4917 /* start listening for EAPOL on this interface */
4918 add_ifidx(drv
, ifidx
, IFIDX_ANY
);
4921 if (addr
&& iftype
!= NL80211_IFTYPE_MONITOR
&&
4922 linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
, addr
)) {
4923 nl80211_remove_iface(drv
, ifidx
);
4931 int nl80211_create_iface(struct wpa_driver_nl80211_data
*drv
,
4932 const char *ifname
, enum nl80211_iftype iftype
,
4933 const u8
*addr
, int wds
,
4934 int (*handler
)(struct nl_msg
*, void *),
4935 void *arg
, int use_existing
)
4939 ret
= nl80211_create_iface_once(drv
, ifname
, iftype
, addr
, wds
, handler
,
4942 /* if error occurred and interface exists already */
4943 if (ret
== -ENFILE
&& if_nametoindex(ifname
)) {
4945 wpa_printf(MSG_DEBUG
, "nl80211: Continue using existing interface %s",
4947 if (addr
&& iftype
!= NL80211_IFTYPE_MONITOR
&&
4948 linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
4950 (linux_set_iface_flags(drv
->global
->ioctl_sock
,
4952 linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
4954 linux_set_iface_flags(drv
->global
->ioctl_sock
,
4959 wpa_printf(MSG_INFO
, "Try to remove and re-create %s", ifname
);
4961 /* Try to remove the interface that was already there. */
4962 nl80211_remove_iface(drv
, if_nametoindex(ifname
));
4964 /* Try to create the interface again */
4965 ret
= nl80211_create_iface_once(drv
, ifname
, iftype
, addr
,
4969 if (ret
>= 0 && is_p2p_net_interface(iftype
)) {
4970 wpa_printf(MSG_DEBUG
,
4971 "nl80211: Interface %s created for P2P - disable 11b rates",
4973 nl80211_disable_11b_rates(drv
, ret
, 1);
4980 static int nl80211_setup_ap(struct i802_bss
*bss
)
4982 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
4984 wpa_printf(MSG_DEBUG
, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
4985 bss
->ifname
, drv
->device_ap_sme
, drv
->use_monitor
);
4988 * Disable Probe Request reporting unless we need it in this way for
4989 * devices that include the AP SME, in the other case (unless using
4990 * monitor iface) we'll get it through the nl_mgmt socket instead.
4992 if (!drv
->device_ap_sme
)
4993 wpa_driver_nl80211_probe_req_report(bss
, 0);
4995 if (!drv
->device_ap_sme
&& !drv
->use_monitor
)
4996 if (nl80211_mgmt_subscribe_ap(bss
))
4999 if (drv
->device_ap_sme
&& !drv
->use_monitor
)
5000 if (nl80211_mgmt_subscribe_ap_dev_sme(bss
))
5001 wpa_printf(MSG_DEBUG
,
5002 "nl80211: Failed to subscribe for mgmt frames from SME driver - trying to run without it");
5004 if (!drv
->device_ap_sme
&& drv
->use_monitor
&&
5005 nl80211_create_monitor_interface(drv
) &&
5006 !drv
->device_ap_sme
)
5009 if (drv
->device_ap_sme
&&
5010 wpa_driver_nl80211_probe_req_report(bss
, 1) < 0) {
5011 wpa_printf(MSG_DEBUG
, "nl80211: Failed to enable "
5012 "Probe Request frame reporting in AP mode");
5013 /* Try to survive without this */
5020 static void nl80211_teardown_ap(struct i802_bss
*bss
)
5022 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5024 wpa_printf(MSG_DEBUG
, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
5025 bss
->ifname
, drv
->device_ap_sme
, drv
->use_monitor
);
5026 if (drv
->device_ap_sme
) {
5027 wpa_driver_nl80211_probe_req_report(bss
, 0);
5028 if (!drv
->use_monitor
)
5029 nl80211_mgmt_unsubscribe(bss
, "AP teardown (dev SME)");
5030 } else if (drv
->use_monitor
)
5031 nl80211_remove_monitor_interface(drv
);
5033 nl80211_mgmt_unsubscribe(bss
, "AP teardown");
5035 nl80211_put_wiphy_data_ap(bss
);
5036 bss
->beacon_set
= 0;
5040 static int nl80211_send_eapol_data(struct i802_bss
*bss
,
5041 const u8
*addr
, const u8
*data
,
5044 struct sockaddr_ll ll
;
5047 if (bss
->drv
->eapol_tx_sock
< 0) {
5048 wpa_printf(MSG_DEBUG
, "nl80211: No socket to send EAPOL");
5052 os_memset(&ll
, 0, sizeof(ll
));
5053 ll
.sll_family
= AF_PACKET
;
5054 ll
.sll_ifindex
= bss
->ifindex
;
5055 ll
.sll_protocol
= htons(ETH_P_PAE
);
5056 ll
.sll_halen
= ETH_ALEN
;
5057 os_memcpy(ll
.sll_addr
, addr
, ETH_ALEN
);
5058 ret
= sendto(bss
->drv
->eapol_tx_sock
, data
, data_len
, 0,
5059 (struct sockaddr
*) &ll
, sizeof(ll
));
5061 wpa_printf(MSG_ERROR
, "nl80211: EAPOL TX: %s",
5068 static const u8 rfc1042_header
[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
5070 static int wpa_driver_nl80211_hapd_send_eapol(
5071 void *priv
, const u8
*addr
, const u8
*data
,
5072 size_t data_len
, int encrypt
, const u8
*own_addr
, u32 flags
)
5074 struct i802_bss
*bss
= priv
;
5075 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5076 struct ieee80211_hdr
*hdr
;
5080 int qos
= flags
& WPA_STA_WMM
;
5082 if (drv
->device_ap_sme
|| !drv
->use_monitor
)
5083 return nl80211_send_eapol_data(bss
, addr
, data
, data_len
);
5085 len
= sizeof(*hdr
) + (qos
? 2 : 0) + sizeof(rfc1042_header
) + 2 +
5087 hdr
= os_zalloc(len
);
5089 wpa_printf(MSG_INFO
, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
5090 (unsigned long) len
);
5094 hdr
->frame_control
=
5095 IEEE80211_FC(WLAN_FC_TYPE_DATA
, WLAN_FC_STYPE_DATA
);
5096 hdr
->frame_control
|= host_to_le16(WLAN_FC_FROMDS
);
5098 hdr
->frame_control
|= host_to_le16(WLAN_FC_ISWEP
);
5100 hdr
->frame_control
|=
5101 host_to_le16(WLAN_FC_STYPE_QOS_DATA
<< 4);
5104 memcpy(hdr
->IEEE80211_DA_FROMDS
, addr
, ETH_ALEN
);
5105 memcpy(hdr
->IEEE80211_BSSID_FROMDS
, own_addr
, ETH_ALEN
);
5106 memcpy(hdr
->IEEE80211_SA_FROMDS
, own_addr
, ETH_ALEN
);
5107 pos
= (u8
*) (hdr
+ 1);
5110 /* Set highest priority in QoS header */
5116 memcpy(pos
, rfc1042_header
, sizeof(rfc1042_header
));
5117 pos
+= sizeof(rfc1042_header
);
5118 WPA_PUT_BE16(pos
, ETH_P_PAE
);
5120 memcpy(pos
, data
, data_len
);
5122 res
= wpa_driver_nl80211_send_frame(bss
, (u8
*) hdr
, len
, encrypt
, 0,
5123 0, 0, 0, 0, NULL
, 0);
5125 wpa_printf(MSG_ERROR
, "i802_send_eapol - packet len: %lu - "
5127 (unsigned long) len
, errno
, strerror(errno
));
5135 static int wpa_driver_nl80211_sta_set_flags(void *priv
, const u8
*addr
,
5136 unsigned int total_flags
,
5137 unsigned int flags_or
,
5138 unsigned int flags_and
)
5140 struct i802_bss
*bss
= priv
;
5142 struct nlattr
*flags
;
5143 struct nl80211_sta_flag_update upd
;
5145 wpa_printf(MSG_DEBUG
, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
5146 " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
5147 bss
->ifname
, MAC2STR(addr
), total_flags
, flags_or
, flags_and
,
5148 !!(total_flags
& WPA_STA_AUTHORIZED
));
5150 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_STATION
)) ||
5151 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
))
5155 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
5156 * can be removed eventually.
5158 flags
= nla_nest_start(msg
, NL80211_ATTR_STA_FLAGS
);
5160 ((total_flags
& WPA_STA_AUTHORIZED
) &&
5161 nla_put_flag(msg
, NL80211_STA_FLAG_AUTHORIZED
)) ||
5162 ((total_flags
& WPA_STA_WMM
) &&
5163 nla_put_flag(msg
, NL80211_STA_FLAG_WME
)) ||
5164 ((total_flags
& WPA_STA_SHORT_PREAMBLE
) &&
5165 nla_put_flag(msg
, NL80211_STA_FLAG_SHORT_PREAMBLE
)) ||
5166 ((total_flags
& WPA_STA_MFP
) &&
5167 nla_put_flag(msg
, NL80211_STA_FLAG_MFP
)) ||
5168 ((total_flags
& WPA_STA_TDLS_PEER
) &&
5169 nla_put_flag(msg
, NL80211_STA_FLAG_TDLS_PEER
)))
5172 nla_nest_end(msg
, flags
);
5174 os_memset(&upd
, 0, sizeof(upd
));
5175 upd
.mask
= sta_flags_nl80211(flags_or
| ~flags_and
);
5176 upd
.set
= sta_flags_nl80211(flags_or
);
5177 if (nla_put(msg
, NL80211_ATTR_STA_FLAGS2
, sizeof(upd
), &upd
))
5180 return send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
5187 static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data
*drv
,
5188 struct wpa_driver_associate_params
*params
)
5190 enum nl80211_iftype nlmode
, old_mode
;
5193 wpa_printf(MSG_DEBUG
, "nl80211: Setup AP operations for P2P "
5195 nlmode
= NL80211_IFTYPE_P2P_GO
;
5197 nlmode
= NL80211_IFTYPE_AP
;
5199 old_mode
= drv
->nlmode
;
5200 if (wpa_driver_nl80211_set_mode(drv
->first_bss
, nlmode
)) {
5201 nl80211_remove_monitor_interface(drv
);
5205 if (params
->freq
.freq
&&
5206 nl80211_set_channel(drv
->first_bss
, ¶ms
->freq
, 0)) {
5207 if (old_mode
!= nlmode
)
5208 wpa_driver_nl80211_set_mode(drv
->first_bss
, old_mode
);
5209 nl80211_remove_monitor_interface(drv
);
5217 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data
*drv
,
5223 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_LEAVE_IBSS
);
5224 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5226 wpa_printf(MSG_DEBUG
, "nl80211: Leave IBSS failed: ret=%d "
5227 "(%s)", ret
, strerror(-ret
));
5229 wpa_printf(MSG_DEBUG
,
5230 "nl80211: Leave IBSS request sent successfully");
5234 wpa_driver_nl80211_set_mode(drv
->first_bss
,
5235 NL80211_IFTYPE_STATION
)) {
5236 wpa_printf(MSG_INFO
, "nl80211: Failed to set interface into "
5244 static int nl80211_ht_vht_overrides(struct nl_msg
*msg
,
5245 struct wpa_driver_associate_params
*params
)
5247 if (params
->disable_ht
&& nla_put_flag(msg
, NL80211_ATTR_DISABLE_HT
))
5250 if (params
->htcaps
&& params
->htcaps_mask
) {
5251 int sz
= sizeof(struct ieee80211_ht_capabilities
);
5252 wpa_hexdump(MSG_DEBUG
, " * htcaps", params
->htcaps
, sz
);
5253 wpa_hexdump(MSG_DEBUG
, " * htcaps_mask",
5254 params
->htcaps_mask
, sz
);
5255 if (nla_put(msg
, NL80211_ATTR_HT_CAPABILITY
, sz
,
5257 nla_put(msg
, NL80211_ATTR_HT_CAPABILITY_MASK
, sz
,
5258 params
->htcaps_mask
))
5262 #ifdef CONFIG_VHT_OVERRIDES
5263 if (params
->disable_vht
) {
5264 wpa_printf(MSG_DEBUG
, " * VHT disabled");
5265 if (nla_put_flag(msg
, NL80211_ATTR_DISABLE_VHT
))
5269 if (params
->vhtcaps
&& params
->vhtcaps_mask
) {
5270 int sz
= sizeof(struct ieee80211_vht_capabilities
);
5271 wpa_hexdump(MSG_DEBUG
, " * vhtcaps", params
->vhtcaps
, sz
);
5272 wpa_hexdump(MSG_DEBUG
, " * vhtcaps_mask",
5273 params
->vhtcaps_mask
, sz
);
5274 if (nla_put(msg
, NL80211_ATTR_VHT_CAPABILITY
, sz
,
5276 nla_put(msg
, NL80211_ATTR_VHT_CAPABILITY_MASK
, sz
,
5277 params
->vhtcaps_mask
))
5280 #endif /* CONFIG_VHT_OVERRIDES */
5286 static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data
*drv
,
5287 struct wpa_driver_associate_params
*params
)
5293 wpa_printf(MSG_DEBUG
, "nl80211: Join IBSS (ifindex=%d)", drv
->ifindex
);
5295 if (wpa_driver_nl80211_set_mode_ibss(drv
->first_bss
, ¶ms
->freq
)) {
5296 wpa_printf(MSG_INFO
, "nl80211: Failed to set interface into "
5302 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_JOIN_IBSS
)) ||
5303 params
->ssid
== NULL
|| params
->ssid_len
> sizeof(drv
->ssid
))
5306 wpa_printf(MSG_DEBUG
, " * SSID=%s",
5307 wpa_ssid_txt(params
->ssid
, params
->ssid_len
));
5308 if (nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
, params
->ssid
))
5310 os_memcpy(drv
->ssid
, params
->ssid
, params
->ssid_len
);
5311 drv
->ssid_len
= params
->ssid_len
;
5313 if (nl80211_put_freq_params(msg
, ¶ms
->freq
) < 0 ||
5314 nl80211_put_beacon_int(msg
, params
->beacon_int
))
5317 ret
= nl80211_set_conn_keys(params
, msg
);
5321 if (params
->bssid
&& params
->fixed_bssid
) {
5322 wpa_printf(MSG_DEBUG
, " * BSSID=" MACSTR
,
5323 MAC2STR(params
->bssid
));
5324 if (nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
))
5328 if (params
->fixed_freq
) {
5329 wpa_printf(MSG_DEBUG
, " * fixed_freq");
5330 if (nla_put_flag(msg
, NL80211_ATTR_FREQ_FIXED
))
5334 if (params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X
||
5335 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK
||
5336 params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_SHA256
||
5337 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK_SHA256
) {
5338 wpa_printf(MSG_DEBUG
, " * control port");
5339 if (nla_put_flag(msg
, NL80211_ATTR_CONTROL_PORT
))
5343 if (params
->wpa_ie
) {
5344 wpa_hexdump(MSG_DEBUG
,
5345 " * Extra IEs for Beacon/Probe Response frames",
5346 params
->wpa_ie
, params
->wpa_ie_len
);
5347 if (nla_put(msg
, NL80211_ATTR_IE
, params
->wpa_ie_len
,
5352 ret
= nl80211_ht_vht_overrides(msg
, params
);
5356 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5359 wpa_printf(MSG_DEBUG
, "nl80211: Join IBSS failed: ret=%d (%s)",
5360 ret
, strerror(-ret
));
5362 if (ret
== -EALREADY
&& count
== 1) {
5363 wpa_printf(MSG_DEBUG
, "nl80211: Retry IBSS join after "
5365 nl80211_leave_ibss(drv
, 0);
5370 wpa_printf(MSG_DEBUG
,
5371 "nl80211: Join IBSS request sent successfully");
5380 static int nl80211_put_fils_connect_params(struct wpa_driver_nl80211_data
*drv
,
5381 struct wpa_driver_associate_params
*params
,
5384 if (params
->fils_erp_username_len
) {
5385 wpa_hexdump_ascii(MSG_DEBUG
, " * FILS ERP EMSKname/username",
5386 params
->fils_erp_username
,
5387 params
->fils_erp_username_len
);
5388 if (nla_put(msg
, NL80211_ATTR_FILS_ERP_USERNAME
,
5389 params
->fils_erp_username_len
,
5390 params
->fils_erp_username
))
5394 if (params
->fils_erp_realm_len
) {
5395 wpa_hexdump_ascii(MSG_DEBUG
, " * FILS ERP Realm",
5396 params
->fils_erp_realm
,
5397 params
->fils_erp_realm_len
);
5398 if (nla_put(msg
, NL80211_ATTR_FILS_ERP_REALM
,
5399 params
->fils_erp_realm_len
, params
->fils_erp_realm
))
5403 wpa_printf(MSG_DEBUG
, " * FILS ERP next seq %u",
5404 params
->fils_erp_next_seq_num
);
5405 if (nla_put_u16(msg
, NL80211_ATTR_FILS_ERP_NEXT_SEQ_NUM
,
5406 params
->fils_erp_next_seq_num
))
5409 if (params
->fils_erp_rrk_len
) {
5410 wpa_printf(MSG_DEBUG
, " * FILS ERP rRK (len=%lu)",
5411 (unsigned long) params
->fils_erp_rrk_len
);
5412 if (nla_put(msg
, NL80211_ATTR_FILS_ERP_RRK
,
5413 params
->fils_erp_rrk_len
, params
->fils_erp_rrk
))
5421 static int nl80211_connect_common(struct wpa_driver_nl80211_data
*drv
,
5422 struct wpa_driver_associate_params
*params
,
5425 if (nla_put_flag(msg
, NL80211_ATTR_IFACE_SOCKET_OWNER
))
5428 if (params
->bssid
) {
5429 wpa_printf(MSG_DEBUG
, " * bssid=" MACSTR
,
5430 MAC2STR(params
->bssid
));
5431 if (nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
))
5435 if (params
->bssid_hint
) {
5436 wpa_printf(MSG_DEBUG
, " * bssid_hint=" MACSTR
,
5437 MAC2STR(params
->bssid_hint
));
5438 if (nla_put(msg
, NL80211_ATTR_MAC_HINT
, ETH_ALEN
,
5439 params
->bssid_hint
))
5443 if (params
->freq
.freq
) {
5444 wpa_printf(MSG_DEBUG
, " * freq=%d", params
->freq
.freq
);
5445 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
,
5448 drv
->assoc_freq
= params
->freq
.freq
;
5450 drv
->assoc_freq
= 0;
5452 if (params
->freq_hint
) {
5453 wpa_printf(MSG_DEBUG
, " * freq_hint=%d", params
->freq_hint
);
5454 if (nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ_HINT
,
5459 if (params
->bg_scan_period
>= 0) {
5460 wpa_printf(MSG_DEBUG
, " * bg scan period=%d",
5461 params
->bg_scan_period
);
5462 if (nla_put_u16(msg
, NL80211_ATTR_BG_SCAN_PERIOD
,
5463 params
->bg_scan_period
))
5468 wpa_printf(MSG_DEBUG
, " * SSID=%s",
5469 wpa_ssid_txt(params
->ssid
, params
->ssid_len
));
5470 if (nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
,
5473 if (params
->ssid_len
> sizeof(drv
->ssid
))
5475 os_memcpy(drv
->ssid
, params
->ssid
, params
->ssid_len
);
5476 drv
->ssid_len
= params
->ssid_len
;
5479 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->wpa_ie
, params
->wpa_ie_len
);
5480 if (params
->wpa_ie
&&
5481 nla_put(msg
, NL80211_ATTR_IE
, params
->wpa_ie_len
, params
->wpa_ie
))
5484 if (params
->wpa_proto
) {
5485 enum nl80211_wpa_versions ver
= 0;
5487 if (params
->wpa_proto
& WPA_PROTO_WPA
)
5488 ver
|= NL80211_WPA_VERSION_1
;
5489 if (params
->wpa_proto
& WPA_PROTO_RSN
)
5490 ver
|= NL80211_WPA_VERSION_2
;
5492 wpa_printf(MSG_DEBUG
, " * WPA Versions 0x%x", ver
);
5493 if (nla_put_u32(msg
, NL80211_ATTR_WPA_VERSIONS
, ver
))
5497 if (params
->pairwise_suite
!= WPA_CIPHER_NONE
) {
5498 u32 cipher
= wpa_cipher_to_cipher_suite(params
->pairwise_suite
);
5499 wpa_printf(MSG_DEBUG
, " * pairwise=0x%x", cipher
);
5500 if (nla_put_u32(msg
, NL80211_ATTR_CIPHER_SUITES_PAIRWISE
,
5505 if (params
->group_suite
== WPA_CIPHER_GTK_NOT_USED
&&
5506 !(drv
->capa
.enc
& WPA_DRIVER_CAPA_ENC_GTK_NOT_USED
)) {
5508 * This is likely to work even though many drivers do not
5509 * advertise support for operations without GTK.
5511 wpa_printf(MSG_DEBUG
, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
5512 } else if (params
->group_suite
!= WPA_CIPHER_NONE
) {
5513 u32 cipher
= wpa_cipher_to_cipher_suite(params
->group_suite
);
5514 wpa_printf(MSG_DEBUG
, " * group=0x%x", cipher
);
5515 if (nla_put_u32(msg
, NL80211_ATTR_CIPHER_SUITE_GROUP
, cipher
))
5519 if (params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X
||
5520 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK
||
5521 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_IEEE8021X
||
5522 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_PSK
||
5523 params
->key_mgmt_suite
== WPA_KEY_MGMT_CCKM
||
5524 params
->key_mgmt_suite
== WPA_KEY_MGMT_OSEN
||
5525 params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_SHA256
||
5526 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK_SHA256
||
5527 params
->key_mgmt_suite
== WPA_KEY_MGMT_SAE
||
5528 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_SAE
||
5529 params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_SUITE_B
||
5530 params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_SUITE_B_192
||
5531 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_IEEE8021X_SHA384
||
5532 params
->key_mgmt_suite
== WPA_KEY_MGMT_FILS_SHA256
||
5533 params
->key_mgmt_suite
== WPA_KEY_MGMT_FILS_SHA384
||
5534 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_FILS_SHA256
||
5535 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_FILS_SHA384
||
5536 params
->key_mgmt_suite
== WPA_KEY_MGMT_OWE
||
5537 params
->key_mgmt_suite
== WPA_KEY_MGMT_DPP
) {
5538 int mgmt
= RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X
;
5540 switch (params
->key_mgmt_suite
) {
5541 case WPA_KEY_MGMT_CCKM
:
5542 mgmt
= RSN_AUTH_KEY_MGMT_CCKM
;
5544 case WPA_KEY_MGMT_IEEE8021X
:
5545 mgmt
= RSN_AUTH_KEY_MGMT_UNSPEC_802_1X
;
5547 case WPA_KEY_MGMT_FT_IEEE8021X
:
5548 mgmt
= RSN_AUTH_KEY_MGMT_FT_802_1X
;
5550 case WPA_KEY_MGMT_FT_PSK
:
5551 mgmt
= RSN_AUTH_KEY_MGMT_FT_PSK
;
5553 case WPA_KEY_MGMT_IEEE8021X_SHA256
:
5554 mgmt
= RSN_AUTH_KEY_MGMT_802_1X_SHA256
;
5556 case WPA_KEY_MGMT_PSK_SHA256
:
5557 mgmt
= RSN_AUTH_KEY_MGMT_PSK_SHA256
;
5559 case WPA_KEY_MGMT_OSEN
:
5560 mgmt
= RSN_AUTH_KEY_MGMT_OSEN
;
5562 case WPA_KEY_MGMT_SAE
:
5563 mgmt
= RSN_AUTH_KEY_MGMT_SAE
;
5565 case WPA_KEY_MGMT_FT_SAE
:
5566 mgmt
= RSN_AUTH_KEY_MGMT_FT_SAE
;
5568 case WPA_KEY_MGMT_IEEE8021X_SUITE_B
:
5569 mgmt
= RSN_AUTH_KEY_MGMT_802_1X_SUITE_B
;
5571 case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192
:
5572 mgmt
= RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192
;
5574 case WPA_KEY_MGMT_FT_IEEE8021X_SHA384
:
5575 mgmt
= RSN_AUTH_KEY_MGMT_FT_802_1X_SHA384
;
5577 case WPA_KEY_MGMT_FILS_SHA256
:
5578 mgmt
= RSN_AUTH_KEY_MGMT_FILS_SHA256
;
5580 case WPA_KEY_MGMT_FILS_SHA384
:
5581 mgmt
= RSN_AUTH_KEY_MGMT_FILS_SHA384
;
5583 case WPA_KEY_MGMT_FT_FILS_SHA256
:
5584 mgmt
= RSN_AUTH_KEY_MGMT_FT_FILS_SHA256
;
5586 case WPA_KEY_MGMT_FT_FILS_SHA384
:
5587 mgmt
= RSN_AUTH_KEY_MGMT_FT_FILS_SHA384
;
5589 case WPA_KEY_MGMT_OWE
:
5590 mgmt
= RSN_AUTH_KEY_MGMT_OWE
;
5592 case WPA_KEY_MGMT_DPP
:
5593 mgmt
= RSN_AUTH_KEY_MGMT_DPP
;
5595 case WPA_KEY_MGMT_PSK
:
5597 mgmt
= RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X
;
5600 wpa_printf(MSG_DEBUG
, " * akm=0x%x", mgmt
);
5601 if (nla_put_u32(msg
, NL80211_ATTR_AKM_SUITES
, mgmt
))
5605 if (params
->req_key_mgmt_offload
&&
5606 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X
)) {
5607 wpa_printf(MSG_DEBUG
, " * WANT_1X_4WAY_HS");
5608 if (nla_put_flag(msg
, NL80211_ATTR_WANT_1X_4WAY_HS
))
5612 /* Add PSK in case of 4-way handshake offload */
5614 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK
)) {
5615 wpa_hexdump_key(MSG_DEBUG
, " * PSK", params
->psk
, 32);
5616 if (nla_put(msg
, NL80211_ATTR_PMK
, 32, params
->psk
))
5620 if (nla_put_flag(msg
, NL80211_ATTR_CONTROL_PORT
))
5623 if (params
->key_mgmt_suite
== WPA_KEY_MGMT_IEEE8021X_NO_WPA
&&
5624 (params
->pairwise_suite
== WPA_CIPHER_NONE
||
5625 params
->pairwise_suite
== WPA_CIPHER_WEP104
||
5626 params
->pairwise_suite
== WPA_CIPHER_WEP40
) &&
5627 (nla_put_u16(msg
, NL80211_ATTR_CONTROL_PORT_ETHERTYPE
, ETH_P_PAE
) ||
5628 nla_put_flag(msg
, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT
)))
5631 if (params
->rrm_used
) {
5632 u32 drv_rrm_flags
= drv
->capa
.rrm_flags
;
5633 if ((!((drv_rrm_flags
&
5634 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES
) &&
5635 (drv_rrm_flags
& WPA_DRIVER_FLAGS_QUIET
)) &&
5636 !(drv_rrm_flags
& WPA_DRIVER_FLAGS_SUPPORT_RRM
)) ||
5637 nla_put_flag(msg
, NL80211_ATTR_USE_RRM
))
5641 if (nl80211_ht_vht_overrides(msg
, params
) < 0)
5645 wpa_printf(MSG_DEBUG
, " * P2P group");
5648 wpa_printf(MSG_DEBUG
, " * PBSS");
5649 if (nla_put_flag(msg
, NL80211_ATTR_PBSS
))
5653 drv
->connect_reassoc
= 0;
5654 if (params
->prev_bssid
) {
5655 wpa_printf(MSG_DEBUG
, " * prev_bssid=" MACSTR
,
5656 MAC2STR(params
->prev_bssid
));
5657 if (nla_put(msg
, NL80211_ATTR_PREV_BSSID
, ETH_ALEN
,
5658 params
->prev_bssid
))
5660 drv
->connect_reassoc
= 1;
5663 if ((params
->auth_alg
& WPA_AUTH_ALG_FILS
) &&
5664 nl80211_put_fils_connect_params(drv
, params
, msg
) != 0)
5667 if ((params
->auth_alg
& WPA_AUTH_ALG_SAE
) &&
5668 (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
)) &&
5669 nla_put_flag(msg
, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT
))
5676 static int wpa_driver_nl80211_try_connect(
5677 struct wpa_driver_nl80211_data
*drv
,
5678 struct wpa_driver_associate_params
*params
,
5679 struct nl_handle
*nl_connect
)
5682 enum nl80211_auth_type type
;
5686 #ifdef CONFIG_DRIVER_NL80211_QCA
5687 if (params
->req_key_mgmt_offload
&& params
->psk
&&
5688 (params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK
||
5689 params
->key_mgmt_suite
== WPA_KEY_MGMT_PSK_SHA256
||
5690 params
->key_mgmt_suite
== WPA_KEY_MGMT_FT_PSK
)) {
5691 wpa_printf(MSG_DEBUG
, "nl80211: Key management set PSK");
5692 ret
= issue_key_mgmt_set_key(drv
, params
->psk
, 32);
5696 #endif /* CONFIG_DRIVER_NL80211_QCA */
5698 wpa_printf(MSG_DEBUG
, "nl80211: Connect (ifindex=%d)", drv
->ifindex
);
5699 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_CONNECT
);
5703 ret
= nl80211_connect_common(drv
, params
, msg
);
5707 if (params
->mgmt_frame_protection
== MGMT_FRAME_PROTECTION_REQUIRED
&&
5708 nla_put_u32(msg
, NL80211_ATTR_USE_MFP
, NL80211_MFP_REQUIRED
))
5711 if (params
->mgmt_frame_protection
== MGMT_FRAME_PROTECTION_OPTIONAL
&&
5712 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_MFP_OPTIONAL
) &&
5713 nla_put_u32(msg
, NL80211_ATTR_USE_MFP
, NL80211_MFP_OPTIONAL
))
5717 if (params
->auth_alg
& WPA_AUTH_ALG_OPEN
)
5719 if (params
->auth_alg
& WPA_AUTH_ALG_SHARED
)
5721 if (params
->auth_alg
& WPA_AUTH_ALG_LEAP
)
5723 if (params
->auth_alg
& WPA_AUTH_ALG_FILS
)
5725 if (params
->auth_alg
& WPA_AUTH_ALG_FT
)
5728 wpa_printf(MSG_DEBUG
, " * Leave out Auth Type for automatic "
5730 goto skip_auth_type
;
5733 type
= get_nl_auth_type(params
->auth_alg
);
5734 wpa_printf(MSG_DEBUG
, " * Auth Type %d", type
);
5735 if (type
== NL80211_AUTHTYPE_MAX
||
5736 nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
, type
))
5740 ret
= nl80211_set_conn_keys(params
, msg
);
5745 ret
= send_and_recv(drv
->global
, nl_connect
, msg
,
5748 ret
= send_and_recv_msgs(drv
, msg
, NULL
, (void *) -1);
5752 wpa_printf(MSG_DEBUG
, "nl80211: MLME connect failed: ret=%d "
5753 "(%s)", ret
, strerror(-ret
));
5755 wpa_printf(MSG_DEBUG
,
5756 "nl80211: Connect request send successfully");
5760 nl80211_nlmsg_clear(msg
);
5767 static int wpa_driver_nl80211_connect(
5768 struct wpa_driver_nl80211_data
*drv
,
5769 struct wpa_driver_associate_params
*params
,
5770 struct nl_handle
*nl_connect
)
5774 /* Store the connection attempted bssid for future use */
5776 os_memcpy(drv
->auth_attempt_bssid
, params
->bssid
, ETH_ALEN
);
5778 os_memset(drv
->auth_attempt_bssid
, 0, ETH_ALEN
);
5780 ret
= wpa_driver_nl80211_try_connect(drv
, params
, nl_connect
);
5781 if (ret
== -EALREADY
) {
5783 * cfg80211 does not currently accept new connections if
5784 * we are already connected. As a workaround, force
5785 * disconnection and try again.
5787 wpa_printf(MSG_DEBUG
, "nl80211: Explicitly "
5788 "disconnecting before reassociation "
5790 if (wpa_driver_nl80211_disconnect(
5791 drv
, WLAN_REASON_PREV_AUTH_NOT_VALID
, nl_connect
))
5793 ret
= wpa_driver_nl80211_try_connect(drv
, params
, nl_connect
);
5799 static int wpa_driver_nl80211_associate(
5800 void *priv
, struct wpa_driver_associate_params
*params
)
5802 struct i802_bss
*bss
= priv
;
5803 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5807 nl80211_unmask_11b_rates(bss
);
5809 if (params
->mode
== IEEE80211_MODE_AP
)
5810 return wpa_driver_nl80211_ap(drv
, params
);
5812 if (params
->mode
== IEEE80211_MODE_IBSS
)
5813 return wpa_driver_nl80211_ibss(drv
, params
);
5815 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
)) {
5816 enum nl80211_iftype nlmode
= params
->p2p
?
5817 NL80211_IFTYPE_P2P_CLIENT
: NL80211_IFTYPE_STATION
;
5818 struct nl_handle
*nl_connect
= NULL
;
5820 if (wpa_driver_nl80211_set_mode(priv
, nlmode
) < 0)
5822 if (params
->auth_alg
& WPA_AUTH_ALG_SAE
) {
5823 nl_connect
= bss
->nl_connect
;
5824 bss
->use_nl_connect
= 1;
5826 bss
->use_nl_connect
= 0;
5829 return wpa_driver_nl80211_connect(drv
, params
, nl_connect
);
5832 nl80211_mark_disconnected(drv
);
5834 wpa_printf(MSG_DEBUG
, "nl80211: Associate (ifindex=%d)",
5836 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_ASSOCIATE
);
5840 ret
= nl80211_connect_common(drv
, params
, msg
);
5844 if (params
->mgmt_frame_protection
== MGMT_FRAME_PROTECTION_REQUIRED
&&
5845 nla_put_u32(msg
, NL80211_ATTR_USE_MFP
, NL80211_MFP_REQUIRED
))
5848 if (params
->fils_kek
) {
5849 wpa_printf(MSG_DEBUG
, " * FILS KEK (len=%u)",
5850 (unsigned int) params
->fils_kek_len
);
5851 if (nla_put(msg
, NL80211_ATTR_FILS_KEK
, params
->fils_kek_len
,
5855 if (params
->fils_nonces
) {
5856 wpa_hexdump(MSG_DEBUG
, " * FILS nonces (for AAD)",
5857 params
->fils_nonces
,
5858 params
->fils_nonces_len
);
5859 if (nla_put(msg
, NL80211_ATTR_FILS_NONCES
,
5860 params
->fils_nonces_len
, params
->fils_nonces
))
5864 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5867 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
5868 "nl80211: MLME command failed (assoc): ret=%d (%s)",
5869 ret
, strerror(-ret
));
5870 nl80211_dump_scan(drv
);
5872 wpa_printf(MSG_DEBUG
,
5873 "nl80211: Association request send successfully");
5882 static int nl80211_set_mode(struct wpa_driver_nl80211_data
*drv
,
5883 int ifindex
, enum nl80211_iftype mode
)
5888 wpa_printf(MSG_DEBUG
, "nl80211: Set mode ifindex %d iftype %d (%s)",
5889 ifindex
, mode
, nl80211_iftype_str(mode
));
5891 msg
= nl80211_cmd_msg(drv
->first_bss
, 0, NL80211_CMD_SET_INTERFACE
);
5892 if (!msg
|| nla_put_u32(msg
, NL80211_ATTR_IFTYPE
, mode
))
5895 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
5901 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set interface %d to mode %d:"
5902 " %d (%s)", ifindex
, mode
, ret
, strerror(-ret
));
5907 static int wpa_driver_nl80211_set_mode_impl(
5908 struct i802_bss
*bss
,
5909 enum nl80211_iftype nlmode
,
5910 struct hostapd_freq_params
*desired_freq_params
)
5912 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
5915 int was_ap
= is_ap_interface(drv
->nlmode
);
5917 int mode_switch_res
;
5922 mode_switch_res
= nl80211_set_mode(drv
, drv
->ifindex
, nlmode
);
5923 if (mode_switch_res
&& nlmode
== nl80211_get_ifmode(bss
))
5924 mode_switch_res
= 0;
5926 if (mode_switch_res
== 0) {
5927 drv
->nlmode
= nlmode
;
5932 if (mode_switch_res
== -ENODEV
)
5935 if (nlmode
== drv
->nlmode
) {
5936 wpa_printf(MSG_DEBUG
, "nl80211: Interface already in "
5937 "requested mode - ignore error");
5939 goto done
; /* Already in the requested mode */
5942 /* mac80211 doesn't allow mode changes while the device is up, so
5943 * take the device down, try to set the mode again, and bring the
5946 wpa_printf(MSG_DEBUG
, "nl80211: Try mode change after setting "
5948 for (i
= 0; i
< 10; i
++) {
5949 res
= i802_set_iface_flags(bss
, 0);
5950 if (res
== -EACCES
|| res
== -ENODEV
)
5953 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set "
5955 os_sleep(0, 100000);
5960 * Setting the mode will fail for some drivers if the phy is
5961 * on a frequency that the mode is disallowed in.
5963 if (desired_freq_params
) {
5964 res
= nl80211_set_channel(bss
, desired_freq_params
, 0);
5966 wpa_printf(MSG_DEBUG
,
5967 "nl80211: Failed to set frequency on interface");
5971 /* Try to set the mode again while the interface is down */
5972 mode_switch_res
= nl80211_set_mode(drv
, drv
->ifindex
, nlmode
);
5973 if (mode_switch_res
== -EBUSY
) {
5974 wpa_printf(MSG_DEBUG
,
5975 "nl80211: Delaying mode set while interface going down");
5976 os_sleep(0, 100000);
5979 ret
= mode_switch_res
;
5984 wpa_printf(MSG_DEBUG
, "nl80211: Mode change succeeded while "
5985 "interface is down");
5986 drv
->nlmode
= nlmode
;
5987 drv
->ignore_if_down_event
= 1;
5990 /* Bring the interface back up */
5991 res
= linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 1);
5993 wpa_printf(MSG_DEBUG
,
5994 "nl80211: Failed to set interface up after switching mode");
6000 wpa_printf(MSG_DEBUG
, "nl80211: Interface mode change to %d "
6001 "from %d failed", nlmode
, drv
->nlmode
);
6005 if (is_p2p_net_interface(nlmode
)) {
6006 wpa_printf(MSG_DEBUG
,
6007 "nl80211: Interface %s mode change to P2P - disable 11b rates",
6009 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 1);
6010 } else if (drv
->disabled_11b_rates
) {
6011 wpa_printf(MSG_DEBUG
,
6012 "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
6014 nl80211_disable_11b_rates(drv
, drv
->ifindex
, 0);
6017 if (is_ap_interface(nlmode
)) {
6018 nl80211_mgmt_unsubscribe(bss
, "start AP");
6019 /* Setup additional AP mode functionality if needed */
6020 if (nl80211_setup_ap(bss
))
6022 } else if (was_ap
) {
6023 /* Remove additional AP mode functionality */
6024 nl80211_teardown_ap(bss
);
6026 nl80211_mgmt_unsubscribe(bss
, "mode change");
6029 if (is_mesh_interface(nlmode
) &&
6030 nl80211_mgmt_subscribe_mesh(bss
))
6033 if (!bss
->in_deinit
&& !is_ap_interface(nlmode
) &&
6034 !is_mesh_interface(nlmode
) &&
6035 nl80211_mgmt_subscribe_non_ap(bss
) < 0)
6036 wpa_printf(MSG_DEBUG
, "nl80211: Failed to register Action "
6037 "frame processing - ignore for now");
6043 int wpa_driver_nl80211_set_mode(struct i802_bss
*bss
,
6044 enum nl80211_iftype nlmode
)
6046 return wpa_driver_nl80211_set_mode_impl(bss
, nlmode
, NULL
);
6050 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss
*bss
,
6051 struct hostapd_freq_params
*freq
)
6053 return wpa_driver_nl80211_set_mode_impl(bss
, NL80211_IFTYPE_ADHOC
,
6058 static int wpa_driver_nl80211_get_capa(void *priv
,
6059 struct wpa_driver_capa
*capa
)
6061 struct i802_bss
*bss
= priv
;
6062 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6064 if (!drv
->has_capability
)
6066 os_memcpy(capa
, &drv
->capa
, sizeof(*capa
));
6067 if (drv
->extended_capa
&& drv
->extended_capa_mask
) {
6068 capa
->extended_capa
= drv
->extended_capa
;
6069 capa
->extended_capa_mask
= drv
->extended_capa_mask
;
6070 capa
->extended_capa_len
= drv
->extended_capa_len
;
6077 static int wpa_driver_nl80211_set_operstate(void *priv
, int state
)
6079 struct i802_bss
*bss
= priv
;
6080 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6082 wpa_printf(MSG_DEBUG
, "nl80211: Set %s operstate %d->%d (%s)",
6083 bss
->ifname
, drv
->operstate
, state
,
6084 state
? "UP" : "DORMANT");
6085 drv
->operstate
= state
;
6086 return netlink_send_oper_ifla(drv
->global
->netlink
, drv
->ifindex
, -1,
6087 state
? IF_OPER_UP
: IF_OPER_DORMANT
);
6091 static int wpa_driver_nl80211_set_supp_port(void *priv
, int authorized
)
6093 struct i802_bss
*bss
= priv
;
6094 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6096 struct nl80211_sta_flag_update upd
;
6099 if (!drv
->associated
&& is_zero_ether_addr(drv
->bssid
) && !authorized
) {
6100 wpa_printf(MSG_DEBUG
, "nl80211: Skip set_supp_port(unauthorized) while not associated");
6104 wpa_printf(MSG_DEBUG
, "nl80211: Set supplicant port %sauthorized for "
6105 MACSTR
, authorized
? "" : "un", MAC2STR(drv
->bssid
));
6107 os_memset(&upd
, 0, sizeof(upd
));
6108 upd
.mask
= BIT(NL80211_STA_FLAG_AUTHORIZED
);
6110 upd
.set
= BIT(NL80211_STA_FLAG_AUTHORIZED
);
6112 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_STATION
)) ||
6113 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, drv
->bssid
) ||
6114 nla_put(msg
, NL80211_ATTR_STA_FLAGS2
, sizeof(upd
), &upd
)) {
6119 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6122 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set STA flag: %d (%s)",
6123 ret
, strerror(-ret
));
6128 /* Set kernel driver on given frequency (MHz) */
6129 static int i802_set_freq(void *priv
, struct hostapd_freq_params
*freq
)
6131 struct i802_bss
*bss
= priv
;
6132 return nl80211_set_channel(bss
, freq
, 0);
6136 static inline int min_int(int a
, int b
)
6144 static int get_key_handler(struct nl_msg
*msg
, void *arg
)
6146 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
6147 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
6149 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
6150 genlmsg_attrlen(gnlh
, 0), NULL
);
6153 * TODO: validate the key index and mac address!
6154 * Otherwise, there's a race condition as soon as
6155 * the kernel starts sending key notifications.
6158 if (tb
[NL80211_ATTR_KEY_SEQ
])
6159 memcpy(arg
, nla_data(tb
[NL80211_ATTR_KEY_SEQ
]),
6160 min_int(nla_len(tb
[NL80211_ATTR_KEY_SEQ
]), 6));
6161 nl80211_nlmsg_clear(msg
);
6166 static int i802_get_seqnum(const char *iface
, void *priv
, const u8
*addr
,
6169 struct i802_bss
*bss
= priv
;
6170 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6173 msg
= nl80211_ifindex_msg(drv
, if_nametoindex(iface
), 0,
6174 NL80211_CMD_GET_KEY
);
6176 (addr
&& nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) ||
6177 nla_put_u8(msg
, NL80211_ATTR_KEY_IDX
, idx
)) {
6184 return send_and_recv_msgs(drv
, msg
, get_key_handler
, seq
);
6188 static int i802_set_rts(void *priv
, int rts
)
6190 struct i802_bss
*bss
= priv
;
6191 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6196 if (rts
>= 2347 || rts
== -1)
6201 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_WIPHY
)) ||
6202 nla_put_u32(msg
, NL80211_ATTR_WIPHY_RTS_THRESHOLD
, val
)) {
6207 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6210 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set RTS threshold %d: "
6211 "%d (%s)", rts
, ret
, strerror(-ret
));
6216 static int i802_set_frag(void *priv
, int frag
)
6218 struct i802_bss
*bss
= priv
;
6219 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6224 if (frag
>= 2346 || frag
== -1)
6229 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_WIPHY
)) ||
6230 nla_put_u32(msg
, NL80211_ATTR_WIPHY_FRAG_THRESHOLD
, val
)) {
6235 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6238 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set fragmentation threshold "
6239 "%d: %d (%s)", frag
, ret
, strerror(-ret
));
6244 static int i802_flush(void *priv
)
6246 struct i802_bss
*bss
= priv
;
6250 wpa_printf(MSG_DEBUG
, "nl80211: flush -> DEL_STATION %s (all)",
6254 * XXX: FIX! this needs to flush all VLANs too
6256 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_DEL_STATION
);
6257 res
= send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
6259 wpa_printf(MSG_DEBUG
, "nl80211: Station flush failed: ret=%d "
6260 "(%s)", res
, strerror(-res
));
6266 static int get_sta_handler(struct nl_msg
*msg
, void *arg
)
6268 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
6269 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
6270 struct hostap_sta_driver_data
*data
= arg
;
6271 struct nlattr
*stats
[NL80211_STA_INFO_MAX
+ 1];
6272 static struct nla_policy stats_policy
[NL80211_STA_INFO_MAX
+ 1] = {
6273 [NL80211_STA_INFO_INACTIVE_TIME
] = { .type
= NLA_U32
},
6274 [NL80211_STA_INFO_RX_BYTES
] = { .type
= NLA_U32
},
6275 [NL80211_STA_INFO_TX_BYTES
] = { .type
= NLA_U32
},
6276 [NL80211_STA_INFO_RX_PACKETS
] = { .type
= NLA_U32
},
6277 [NL80211_STA_INFO_TX_PACKETS
] = { .type
= NLA_U32
},
6278 [NL80211_STA_INFO_TX_FAILED
] = { .type
= NLA_U32
},
6279 [NL80211_STA_INFO_RX_BYTES64
] = { .type
= NLA_U64
},
6280 [NL80211_STA_INFO_TX_BYTES64
] = { .type
= NLA_U64
},
6281 [NL80211_STA_INFO_SIGNAL
] = { .type
= NLA_U8
},
6282 [NL80211_STA_INFO_ACK_SIGNAL
] = { .type
= NLA_U8
},
6284 struct nlattr
*rate
[NL80211_RATE_INFO_MAX
+ 1];
6285 static struct nla_policy rate_policy
[NL80211_RATE_INFO_MAX
+ 1] = {
6286 [NL80211_RATE_INFO_BITRATE
] = { .type
= NLA_U16
},
6287 [NL80211_RATE_INFO_BITRATE32
] = { .type
= NLA_U32
},
6288 [NL80211_RATE_INFO_MCS
] = { .type
= NLA_U8
},
6289 [NL80211_RATE_INFO_VHT_MCS
] = { .type
= NLA_U8
},
6290 [NL80211_RATE_INFO_SHORT_GI
] = { .type
= NLA_FLAG
},
6291 [NL80211_RATE_INFO_VHT_NSS
] = { .type
= NLA_U8
},
6294 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
6295 genlmsg_attrlen(gnlh
, 0), NULL
);
6298 * TODO: validate the interface and mac address!
6299 * Otherwise, there's a race condition as soon as
6300 * the kernel starts sending station notifications.
6303 if (!tb
[NL80211_ATTR_STA_INFO
]) {
6304 wpa_printf(MSG_DEBUG
, "sta stats missing!");
6307 if (nla_parse_nested(stats
, NL80211_STA_INFO_MAX
,
6308 tb
[NL80211_ATTR_STA_INFO
],
6310 wpa_printf(MSG_DEBUG
, "failed to parse nested attributes!");
6314 if (stats
[NL80211_STA_INFO_INACTIVE_TIME
])
6315 data
->inactive_msec
=
6316 nla_get_u32(stats
[NL80211_STA_INFO_INACTIVE_TIME
]);
6317 /* For backwards compatibility, fetch the 32-bit counters first. */
6318 if (stats
[NL80211_STA_INFO_RX_BYTES
])
6319 data
->rx_bytes
= nla_get_u32(stats
[NL80211_STA_INFO_RX_BYTES
]);
6320 if (stats
[NL80211_STA_INFO_TX_BYTES
])
6321 data
->tx_bytes
= nla_get_u32(stats
[NL80211_STA_INFO_TX_BYTES
]);
6322 if (stats
[NL80211_STA_INFO_RX_BYTES64
] &&
6323 stats
[NL80211_STA_INFO_TX_BYTES64
]) {
6325 * The driver supports 64-bit counters, so use them to override
6326 * the 32-bit values.
6329 nla_get_u64(stats
[NL80211_STA_INFO_RX_BYTES64
]);
6331 nla_get_u64(stats
[NL80211_STA_INFO_TX_BYTES64
]);
6332 data
->bytes_64bit
= 1;
6334 if (stats
[NL80211_STA_INFO_RX_PACKETS
])
6336 nla_get_u32(stats
[NL80211_STA_INFO_RX_PACKETS
]);
6337 if (stats
[NL80211_STA_INFO_TX_PACKETS
])
6339 nla_get_u32(stats
[NL80211_STA_INFO_TX_PACKETS
]);
6340 if (stats
[NL80211_STA_INFO_TX_FAILED
])
6341 data
->tx_retry_failed
=
6342 nla_get_u32(stats
[NL80211_STA_INFO_TX_FAILED
]);
6343 if (stats
[NL80211_STA_INFO_SIGNAL
])
6344 data
->signal
= nla_get_u8(stats
[NL80211_STA_INFO_SIGNAL
]);
6345 if (stats
[NL80211_STA_INFO_ACK_SIGNAL
]) {
6346 data
->last_ack_rssi
=
6347 nla_get_u8(stats
[NL80211_STA_INFO_ACK_SIGNAL
]);
6348 data
->flags
|= STA_DRV_DATA_LAST_ACK_RSSI
;
6351 if (stats
[NL80211_STA_INFO_TX_BITRATE
] &&
6352 nla_parse_nested(rate
, NL80211_RATE_INFO_MAX
,
6353 stats
[NL80211_STA_INFO_TX_BITRATE
],
6354 rate_policy
) == 0) {
6355 if (rate
[NL80211_RATE_INFO_BITRATE32
])
6356 data
->current_tx_rate
=
6357 nla_get_u32(rate
[NL80211_RATE_INFO_BITRATE32
]);
6358 else if (rate
[NL80211_RATE_INFO_BITRATE
])
6359 data
->current_tx_rate
=
6360 nla_get_u16(rate
[NL80211_RATE_INFO_BITRATE
]);
6362 if (rate
[NL80211_RATE_INFO_MCS
]) {
6363 data
->tx_mcs
= nla_get_u8(rate
[NL80211_RATE_INFO_MCS
]);
6364 data
->flags
|= STA_DRV_DATA_TX_MCS
;
6366 if (rate
[NL80211_RATE_INFO_VHT_MCS
]) {
6368 nla_get_u8(rate
[NL80211_RATE_INFO_VHT_MCS
]);
6369 data
->flags
|= STA_DRV_DATA_TX_VHT_MCS
;
6371 if (rate
[NL80211_RATE_INFO_SHORT_GI
])
6372 data
->flags
|= STA_DRV_DATA_TX_SHORT_GI
;
6373 if (rate
[NL80211_RATE_INFO_VHT_NSS
]) {
6375 nla_get_u8(rate
[NL80211_RATE_INFO_VHT_NSS
]);
6376 data
->flags
|= STA_DRV_DATA_TX_VHT_NSS
;
6380 if (stats
[NL80211_STA_INFO_RX_BITRATE
] &&
6381 nla_parse_nested(rate
, NL80211_RATE_INFO_MAX
,
6382 stats
[NL80211_STA_INFO_RX_BITRATE
],
6383 rate_policy
) == 0) {
6384 if (rate
[NL80211_RATE_INFO_BITRATE32
])
6385 data
->current_rx_rate
=
6386 nla_get_u32(rate
[NL80211_RATE_INFO_BITRATE32
]);
6387 else if (rate
[NL80211_RATE_INFO_BITRATE
])
6388 data
->current_rx_rate
=
6389 nla_get_u16(rate
[NL80211_RATE_INFO_BITRATE
]);
6391 if (rate
[NL80211_RATE_INFO_MCS
]) {
6393 nla_get_u8(rate
[NL80211_RATE_INFO_MCS
]);
6394 data
->flags
|= STA_DRV_DATA_RX_MCS
;
6396 if (rate
[NL80211_RATE_INFO_VHT_MCS
]) {
6398 nla_get_u8(rate
[NL80211_RATE_INFO_VHT_MCS
]);
6399 data
->flags
|= STA_DRV_DATA_RX_VHT_MCS
;
6401 if (rate
[NL80211_RATE_INFO_SHORT_GI
])
6402 data
->flags
|= STA_DRV_DATA_RX_SHORT_GI
;
6403 if (rate
[NL80211_RATE_INFO_VHT_NSS
]) {
6405 nla_get_u8(rate
[NL80211_RATE_INFO_VHT_NSS
]);
6406 data
->flags
|= STA_DRV_DATA_RX_VHT_NSS
;
6413 static int i802_read_sta_data(struct i802_bss
*bss
,
6414 struct hostap_sta_driver_data
*data
,
6419 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_GET_STATION
)) ||
6420 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) {
6425 return send_and_recv_msgs(bss
->drv
, msg
, get_sta_handler
, data
);
6429 static int i802_set_tx_queue_params(void *priv
, int queue
, int aifs
,
6430 int cw_min
, int cw_max
, int burst_time
)
6432 struct i802_bss
*bss
= priv
;
6433 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6435 struct nlattr
*txq
, *params
;
6438 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_WIPHY
);
6442 txq
= nla_nest_start(msg
, NL80211_ATTR_WIPHY_TXQ_PARAMS
);
6446 /* We are only sending parameters for a single TXQ at a time */
6447 params
= nla_nest_start(msg
, 1);
6453 if (nla_put_u8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_VO
))
6457 if (nla_put_u8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_VI
))
6461 if (nla_put_u8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_BE
))
6465 if (nla_put_u8(msg
, NL80211_TXQ_ATTR_QUEUE
, NL80211_TXQ_Q_BK
))
6469 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
6470 * 32 usec, so need to convert the value here. */
6471 if (nla_put_u16(msg
, NL80211_TXQ_ATTR_TXOP
,
6472 (burst_time
* 100 + 16) / 32) ||
6473 nla_put_u16(msg
, NL80211_TXQ_ATTR_CWMIN
, cw_min
) ||
6474 nla_put_u16(msg
, NL80211_TXQ_ATTR_CWMAX
, cw_max
) ||
6475 nla_put_u8(msg
, NL80211_TXQ_ATTR_AIFS
, aifs
))
6478 nla_nest_end(msg
, params
);
6480 nla_nest_end(msg
, txq
);
6482 res
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6483 wpa_printf(MSG_DEBUG
,
6484 "nl80211: TX queue param set: queue=%d aifs=%d cw_min=%d cw_max=%d burst_time=%d --> res=%d",
6485 queue
, aifs
, cw_min
, cw_max
, burst_time
, res
);
6495 static int i802_set_sta_vlan(struct i802_bss
*bss
, const u8
*addr
,
6496 const char *ifname
, int vlan_id
)
6498 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6502 wpa_printf(MSG_DEBUG
, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
6503 ", ifname=%s[%d], vlan_id=%d)",
6504 bss
->ifname
, if_nametoindex(bss
->ifname
),
6505 MAC2STR(addr
), ifname
, if_nametoindex(ifname
), vlan_id
);
6506 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_STATION
)) ||
6507 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
6508 nla_put_u32(msg
, NL80211_ATTR_STA_VLAN
, if_nametoindex(ifname
))) {
6513 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
6515 wpa_printf(MSG_ERROR
, "nl80211: NL80211_ATTR_STA_VLAN (addr="
6516 MACSTR
" ifname=%s vlan_id=%d) failed: %d (%s)",
6517 MAC2STR(addr
), ifname
, vlan_id
, ret
,
6524 static int i802_get_inact_sec(void *priv
, const u8
*addr
)
6526 struct hostap_sta_driver_data data
;
6529 os_memset(&data
, 0, sizeof(data
));
6530 data
.inactive_msec
= (unsigned long) -1;
6531 ret
= i802_read_sta_data(priv
, &data
, addr
);
6534 if (ret
|| data
.inactive_msec
== (unsigned long) -1)
6536 return data
.inactive_msec
/ 1000;
6540 static int i802_sta_clear_stats(void *priv
, const u8
*addr
)
6549 static int i802_sta_deauth(void *priv
, const u8
*own_addr
, const u8
*addr
,
6552 struct i802_bss
*bss
= priv
;
6553 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6554 struct ieee80211_mgmt mgmt
;
6557 if (ieee80211_freq_to_chan(bss
->freq
, &channel
) ==
6558 HOSTAPD_MODE_IEEE80211AD
) {
6559 /* Deauthentication is not used in DMG/IEEE 802.11ad;
6560 * disassociate the STA instead. */
6561 return i802_sta_disassoc(priv
, own_addr
, addr
, reason
);
6564 if (is_mesh_interface(drv
->nlmode
))
6567 if (drv
->device_ap_sme
)
6568 return wpa_driver_nl80211_sta_remove(bss
, addr
, 1, reason
);
6570 memset(&mgmt
, 0, sizeof(mgmt
));
6571 mgmt
.frame_control
= IEEE80211_FC(WLAN_FC_TYPE_MGMT
,
6572 WLAN_FC_STYPE_DEAUTH
);
6573 memcpy(mgmt
.da
, addr
, ETH_ALEN
);
6574 memcpy(mgmt
.sa
, own_addr
, ETH_ALEN
);
6575 memcpy(mgmt
.bssid
, own_addr
, ETH_ALEN
);
6576 mgmt
.u
.deauth
.reason_code
= host_to_le16(reason
);
6577 return wpa_driver_nl80211_send_mlme(bss
, (u8
*) &mgmt
,
6579 sizeof(mgmt
.u
.deauth
), 0, 0, 0, 0,
6584 static int i802_sta_disassoc(void *priv
, const u8
*own_addr
, const u8
*addr
,
6587 struct i802_bss
*bss
= priv
;
6588 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6589 struct ieee80211_mgmt mgmt
;
6591 if (is_mesh_interface(drv
->nlmode
))
6594 if (drv
->device_ap_sme
)
6595 return wpa_driver_nl80211_sta_remove(bss
, addr
, 0, reason
);
6597 memset(&mgmt
, 0, sizeof(mgmt
));
6598 mgmt
.frame_control
= IEEE80211_FC(WLAN_FC_TYPE_MGMT
,
6599 WLAN_FC_STYPE_DISASSOC
);
6600 memcpy(mgmt
.da
, addr
, ETH_ALEN
);
6601 memcpy(mgmt
.sa
, own_addr
, ETH_ALEN
);
6602 memcpy(mgmt
.bssid
, own_addr
, ETH_ALEN
);
6603 mgmt
.u
.disassoc
.reason_code
= host_to_le16(reason
);
6604 return wpa_driver_nl80211_send_mlme(bss
, (u8
*) &mgmt
,
6606 sizeof(mgmt
.u
.disassoc
), 0, 0, 0, 0,
6611 static void dump_ifidx(struct wpa_driver_nl80211_data
*drv
)
6613 char buf
[200], *pos
, *end
;
6617 end
= pos
+ sizeof(buf
);
6619 for (i
= 0; i
< drv
->num_if_indices
; i
++) {
6620 if (!drv
->if_indices
[i
])
6622 res
= os_snprintf(pos
, end
- pos
, " %d(%d)",
6624 drv
->if_indices_reason
[i
]);
6625 if (os_snprintf_error(end
- pos
, res
))
6631 wpa_printf(MSG_DEBUG
, "nl80211: if_indices[%d]:%s",
6632 drv
->num_if_indices
, buf
);
6636 static void add_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
6640 int *old
, *old_reason
;
6642 wpa_printf(MSG_DEBUG
,
6643 "nl80211: Add own interface ifindex %d (ifidx_reason %d)",
6644 ifidx
, ifidx_reason
);
6645 if (have_ifidx(drv
, ifidx
, ifidx_reason
)) {
6646 wpa_printf(MSG_DEBUG
, "nl80211: ifindex %d already in the list",
6650 for (i
= 0; i
< drv
->num_if_indices
; i
++) {
6651 if (drv
->if_indices
[i
] == 0) {
6652 drv
->if_indices
[i
] = ifidx
;
6653 drv
->if_indices_reason
[i
] = ifidx_reason
;
6659 if (drv
->if_indices
!= drv
->default_if_indices
)
6660 old
= drv
->if_indices
;
6664 if (drv
->if_indices_reason
!= drv
->default_if_indices_reason
)
6665 old_reason
= drv
->if_indices_reason
;
6669 drv
->if_indices
= os_realloc_array(old
, drv
->num_if_indices
+ 1,
6671 drv
->if_indices_reason
= os_realloc_array(old_reason
,
6672 drv
->num_if_indices
+ 1,
6674 if (!drv
->if_indices
) {
6676 drv
->if_indices
= drv
->default_if_indices
;
6678 drv
->if_indices
= old
;
6680 if (!drv
->if_indices_reason
) {
6682 drv
->if_indices_reason
= drv
->default_if_indices_reason
;
6684 drv
->if_indices_reason
= old_reason
;
6686 if (!drv
->if_indices
|| !drv
->if_indices_reason
) {
6687 wpa_printf(MSG_ERROR
, "Failed to reallocate memory for "
6689 wpa_printf(MSG_ERROR
, "Ignoring EAPOL on interface %d", ifidx
);
6693 os_memcpy(drv
->if_indices
, drv
->default_if_indices
,
6694 sizeof(drv
->default_if_indices
));
6696 os_memcpy(drv
->if_indices_reason
,
6697 drv
->default_if_indices_reason
,
6698 sizeof(drv
->default_if_indices_reason
));
6699 drv
->if_indices
[drv
->num_if_indices
] = ifidx
;
6700 drv
->if_indices_reason
[drv
->num_if_indices
] = ifidx_reason
;
6701 drv
->num_if_indices
++;
6706 static void del_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
6711 for (i
= 0; i
< drv
->num_if_indices
; i
++) {
6712 if ((drv
->if_indices
[i
] == ifidx
|| ifidx
== IFIDX_ANY
) &&
6713 (drv
->if_indices_reason
[i
] == ifidx_reason
||
6714 ifidx_reason
== IFIDX_ANY
)) {
6715 drv
->if_indices
[i
] = 0;
6723 static int have_ifidx(struct wpa_driver_nl80211_data
*drv
, int ifidx
,
6728 for (i
= 0; i
< drv
->num_if_indices
; i
++)
6729 if (drv
->if_indices
[i
] == ifidx
&&
6730 (drv
->if_indices_reason
[i
] == ifidx_reason
||
6731 ifidx_reason
== IFIDX_ANY
))
6738 static int i802_set_wds_sta(void *priv
, const u8
*addr
, int aid
, int val
,
6739 const char *bridge_ifname
, char *ifname_wds
)
6741 struct i802_bss
*bss
= priv
;
6742 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
6743 char name
[IFNAMSIZ
+ 1];
6744 union wpa_event_data event
;
6747 ret
= os_snprintf(name
, sizeof(name
), "%s.sta%d", bss
->ifname
, aid
);
6748 if (ret
>= (int) sizeof(name
))
6749 wpa_printf(MSG_WARNING
,
6750 "nl80211: WDS interface name was truncated");
6755 os_strlcpy(ifname_wds
, name
, IFNAMSIZ
+ 1);
6757 wpa_printf(MSG_DEBUG
, "nl80211: Set WDS STA addr=" MACSTR
6758 " aid=%d val=%d name=%s", MAC2STR(addr
), aid
, val
, name
);
6760 if (!if_nametoindex(name
)) {
6761 if (nl80211_create_iface(drv
, name
,
6762 NL80211_IFTYPE_AP_VLAN
,
6763 bss
->addr
, 1, NULL
, NULL
, 0) <
6766 if (bridge_ifname
&&
6767 linux_br_add_if(drv
->global
->ioctl_sock
,
6768 bridge_ifname
, name
) < 0)
6771 os_memset(&event
, 0, sizeof(event
));
6772 event
.wds_sta_interface
.sta_addr
= addr
;
6773 event
.wds_sta_interface
.ifname
= name
;
6774 event
.wds_sta_interface
.istatus
= INTERFACE_ADDED
;
6775 wpa_supplicant_event(bss
->ctx
,
6776 EVENT_WDS_STA_INTERFACE_STATUS
,
6779 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, name
, 1)) {
6780 wpa_printf(MSG_ERROR
, "nl80211: Failed to set WDS STA "
6781 "interface %s up", name
);
6783 return i802_set_sta_vlan(priv
, addr
, name
, 0);
6785 if (bridge_ifname
&&
6786 linux_br_del_if(drv
->global
->ioctl_sock
, bridge_ifname
,
6788 wpa_printf(MSG_INFO
,
6789 "nl80211: Failed to remove interface %s from bridge %s: %s",
6790 name
, bridge_ifname
, strerror(errno
));
6792 i802_set_sta_vlan(priv
, addr
, bss
->ifname
, 0);
6793 nl80211_remove_iface(drv
, if_nametoindex(name
));
6794 os_memset(&event
, 0, sizeof(event
));
6795 event
.wds_sta_interface
.sta_addr
= addr
;
6796 event
.wds_sta_interface
.ifname
= name
;
6797 event
.wds_sta_interface
.istatus
= INTERFACE_REMOVED
;
6798 wpa_supplicant_event(bss
->ctx
, EVENT_WDS_STA_INTERFACE_STATUS
,
6805 static void handle_eapol(int sock
, void *eloop_ctx
, void *sock_ctx
)
6807 struct wpa_driver_nl80211_data
*drv
= eloop_ctx
;
6808 struct sockaddr_ll lladdr
;
6809 unsigned char buf
[3000];
6811 socklen_t fromlen
= sizeof(lladdr
);
6813 len
= recvfrom(sock
, buf
, sizeof(buf
), 0,
6814 (struct sockaddr
*)&lladdr
, &fromlen
);
6816 wpa_printf(MSG_ERROR
, "nl80211: EAPOL recv failed: %s",
6821 if (have_ifidx(drv
, lladdr
.sll_ifindex
, IFIDX_ANY
))
6822 drv_event_eapol_rx(drv
->ctx
, lladdr
.sll_addr
, buf
, len
);
6826 static int i802_check_bridge(struct wpa_driver_nl80211_data
*drv
,
6827 struct i802_bss
*bss
,
6828 const char *brname
, const char *ifname
)
6831 char in_br
[IFNAMSIZ
];
6833 os_strlcpy(bss
->brname
, brname
, IFNAMSIZ
);
6834 br_ifindex
= if_nametoindex(brname
);
6835 if (br_ifindex
== 0) {
6837 * Bridge was configured, but the bridge device does
6838 * not exist. Try to add it now.
6840 if (linux_br_add(drv
->global
->ioctl_sock
, brname
) < 0) {
6841 wpa_printf(MSG_ERROR
, "nl80211: Failed to add the "
6842 "bridge interface %s: %s",
6843 brname
, strerror(errno
));
6846 bss
->added_bridge
= 1;
6847 br_ifindex
= if_nametoindex(brname
);
6848 add_ifidx(drv
, br_ifindex
, drv
->ifindex
);
6850 bss
->br_ifindex
= br_ifindex
;
6852 if (linux_br_get(in_br
, ifname
) == 0) {
6853 if (os_strcmp(in_br
, brname
) == 0) {
6854 bss
->already_in_bridge
= 1;
6855 return 0; /* already in the bridge */
6858 wpa_printf(MSG_DEBUG
, "nl80211: Removing interface %s from "
6859 "bridge %s", ifname
, in_br
);
6860 if (linux_br_del_if(drv
->global
->ioctl_sock
, in_br
, ifname
) <
6862 wpa_printf(MSG_ERROR
, "nl80211: Failed to "
6863 "remove interface %s from bridge "
6865 ifname
, in_br
, strerror(errno
));
6870 wpa_printf(MSG_DEBUG
, "nl80211: Adding interface %s into bridge %s",
6872 if (linux_br_add_if(drv
->global
->ioctl_sock
, brname
, ifname
) < 0) {
6873 wpa_printf(MSG_ERROR
, "nl80211: Failed to add interface %s "
6874 "into bridge %s: %s",
6875 ifname
, brname
, strerror(errno
));
6878 bss
->added_if_into_bridge
= 1;
6884 static void *i802_init(struct hostapd_data
*hapd
,
6885 struct wpa_init_params
*params
)
6887 struct wpa_driver_nl80211_data
*drv
;
6888 struct i802_bss
*bss
;
6890 char master_ifname
[IFNAMSIZ
];
6891 int ifindex
, br_ifindex
= 0;
6894 bss
= wpa_driver_nl80211_drv_init(hapd
, params
->ifname
,
6895 params
->global_priv
, 1,
6896 params
->bssid
, params
->driver_params
);
6902 if (linux_br_get(master_ifname
, params
->ifname
) == 0) {
6903 wpa_printf(MSG_DEBUG
, "nl80211: Interface %s is in bridge %s",
6904 params
->ifname
, master_ifname
);
6905 br_ifindex
= if_nametoindex(master_ifname
);
6906 os_strlcpy(bss
->brname
, master_ifname
, IFNAMSIZ
);
6907 } else if ((params
->num_bridge
== 0 || !params
->bridge
[0]) &&
6908 linux_master_get(master_ifname
, params
->ifname
) == 0) {
6909 wpa_printf(MSG_DEBUG
, "nl80211: Interface %s is in master %s",
6910 params
->ifname
, master_ifname
);
6911 /* start listening for EAPOL on the master interface */
6912 add_ifidx(drv
, if_nametoindex(master_ifname
), drv
->ifindex
);
6914 /* check if master itself is under bridge */
6915 if (linux_br_get(master_ifname
, master_ifname
) == 0) {
6916 wpa_printf(MSG_DEBUG
, "nl80211: which is in bridge %s",
6918 br_ifindex
= if_nametoindex(master_ifname
);
6919 os_strlcpy(bss
->brname
, master_ifname
, IFNAMSIZ
);
6922 master_ifname
[0] = '\0';
6925 bss
->br_ifindex
= br_ifindex
;
6927 for (i
= 0; i
< params
->num_bridge
; i
++) {
6928 if (params
->bridge
[i
]) {
6929 ifindex
= if_nametoindex(params
->bridge
[i
]);
6931 add_ifidx(drv
, ifindex
, drv
->ifindex
);
6932 if (ifindex
== br_ifindex
)
6937 /* start listening for EAPOL on the default AP interface */
6938 add_ifidx(drv
, drv
->ifindex
, IFIDX_ANY
);
6940 if (params
->num_bridge
&& params
->bridge
[0]) {
6941 if (i802_check_bridge(drv
, bss
, params
->bridge
[0],
6942 params
->ifname
) < 0)
6944 if (os_strcmp(params
->bridge
[0], master_ifname
) != 0)
6948 if (!br_added
&& br_ifindex
&&
6949 (params
->num_bridge
== 0 || !params
->bridge
[0]))
6950 add_ifidx(drv
, br_ifindex
, drv
->ifindex
);
6952 #ifdef CONFIG_LIBNL3_ROUTE
6953 if (bss
->added_if_into_bridge
|| bss
->already_in_bridge
) {
6954 drv
->rtnl_sk
= nl_socket_alloc();
6955 if (drv
->rtnl_sk
== NULL
) {
6956 wpa_printf(MSG_ERROR
, "nl80211: Failed to allocate nl_sock");
6960 if (nl_connect(drv
->rtnl_sk
, NETLINK_ROUTE
)) {
6961 wpa_printf(MSG_ERROR
, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
6966 #endif /* CONFIG_LIBNL3_ROUTE */
6968 drv
->eapol_sock
= socket(PF_PACKET
, SOCK_DGRAM
, htons(ETH_P_PAE
));
6969 if (drv
->eapol_sock
< 0) {
6970 wpa_printf(MSG_ERROR
, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
6975 if (eloop_register_read_sock(drv
->eapol_sock
, handle_eapol
, drv
, NULL
))
6977 wpa_printf(MSG_INFO
, "nl80211: Could not register read socket for eapol");
6981 if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
,
6984 os_memcpy(drv
->perm_addr
, params
->own_addr
, ETH_ALEN
);
6986 memcpy(bss
->addr
, params
->own_addr
, ETH_ALEN
);
6991 wpa_driver_nl80211_deinit(bss
);
6996 static void i802_deinit(void *priv
)
6998 struct i802_bss
*bss
= priv
;
6999 wpa_driver_nl80211_deinit(bss
);
7003 static enum nl80211_iftype
wpa_driver_nl80211_if_type(
7004 enum wpa_driver_if_type type
)
7007 case WPA_IF_STATION
:
7008 return NL80211_IFTYPE_STATION
;
7009 case WPA_IF_P2P_CLIENT
:
7010 case WPA_IF_P2P_GROUP
:
7011 return NL80211_IFTYPE_P2P_CLIENT
;
7012 case WPA_IF_AP_VLAN
:
7013 return NL80211_IFTYPE_AP_VLAN
;
7015 return NL80211_IFTYPE_AP
;
7017 return NL80211_IFTYPE_P2P_GO
;
7018 case WPA_IF_P2P_DEVICE
:
7019 return NL80211_IFTYPE_P2P_DEVICE
;
7021 return NL80211_IFTYPE_MESH_POINT
;
7028 static int nl80211_addr_in_use(struct nl80211_global
*global
, const u8
*addr
)
7030 struct wpa_driver_nl80211_data
*drv
;
7031 dl_list_for_each(drv
, &global
->interfaces
,
7032 struct wpa_driver_nl80211_data
, list
) {
7033 if (os_memcmp(addr
, drv
->first_bss
->addr
, ETH_ALEN
) == 0)
7040 static int nl80211_vif_addr(struct wpa_driver_nl80211_data
*drv
, u8
*new_addr
)
7047 os_memcpy(new_addr
, drv
->first_bss
->addr
, ETH_ALEN
);
7048 for (idx
= 0; idx
< 64; idx
++) {
7049 new_addr
[0] = drv
->first_bss
->addr
[0] | 0x02;
7050 new_addr
[0] ^= idx
<< 2;
7051 if (!nl80211_addr_in_use(drv
->global
, new_addr
))
7057 wpa_printf(MSG_DEBUG
, "nl80211: Assigned new virtual interface address "
7058 MACSTR
, MAC2STR(new_addr
));
7067 u8 macaddr
[ETH_ALEN
];
7070 static int nl80211_wdev_handler(struct nl_msg
*msg
, void *arg
)
7072 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
7073 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
7074 struct wdev_info
*wi
= arg
;
7076 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
7077 genlmsg_attrlen(gnlh
, 0), NULL
);
7078 if (tb
[NL80211_ATTR_WDEV
]) {
7079 wi
->wdev_id
= nla_get_u64(tb
[NL80211_ATTR_WDEV
]);
7080 wi
->wdev_id_set
= 1;
7083 if (tb
[NL80211_ATTR_MAC
])
7084 os_memcpy(wi
->macaddr
, nla_data(tb
[NL80211_ATTR_MAC
]),
7091 static int wpa_driver_nl80211_if_add(void *priv
, enum wpa_driver_if_type type
,
7092 const char *ifname
, const u8
*addr
,
7093 void *bss_ctx
, void **drv_priv
,
7094 char *force_ifname
, u8
*if_addr
,
7095 const char *bridge
, int use_existing
,
7098 enum nl80211_iftype nlmode
;
7099 struct i802_bss
*bss
= priv
;
7100 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7105 os_memcpy(if_addr
, addr
, ETH_ALEN
);
7106 nlmode
= wpa_driver_nl80211_if_type(type
);
7107 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
) {
7108 struct wdev_info p2pdev_info
;
7110 os_memset(&p2pdev_info
, 0, sizeof(p2pdev_info
));
7111 ifidx
= nl80211_create_iface(drv
, ifname
, nlmode
, addr
,
7112 0, nl80211_wdev_handler
,
7113 &p2pdev_info
, use_existing
);
7114 if (!p2pdev_info
.wdev_id_set
|| ifidx
!= 0) {
7115 wpa_printf(MSG_ERROR
, "nl80211: Failed to create a P2P Device interface %s",
7120 drv
->global
->if_add_wdevid
= p2pdev_info
.wdev_id
;
7121 drv
->global
->if_add_wdevid_set
= p2pdev_info
.wdev_id_set
;
7122 if (!is_zero_ether_addr(p2pdev_info
.macaddr
))
7123 os_memcpy(if_addr
, p2pdev_info
.macaddr
, ETH_ALEN
);
7124 wpa_printf(MSG_DEBUG
, "nl80211: New P2P Device interface %s (0x%llx) created",
7126 (long long unsigned int) p2pdev_info
.wdev_id
);
7128 ifidx
= nl80211_create_iface(drv
, ifname
, nlmode
, addr
,
7129 0, NULL
, NULL
, use_existing
);
7130 if (use_existing
&& ifidx
== -ENFILE
) {
7132 ifidx
= if_nametoindex(ifname
);
7133 } else if (ifidx
< 0) {
7139 if (nlmode
== NL80211_IFTYPE_P2P_DEVICE
)
7140 os_memcpy(if_addr
, bss
->addr
, ETH_ALEN
);
7141 else if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
,
7142 ifname
, if_addr
) < 0) {
7144 nl80211_remove_iface(drv
, ifidx
);
7150 (type
== WPA_IF_P2P_CLIENT
|| type
== WPA_IF_P2P_GROUP
||
7151 type
== WPA_IF_P2P_GO
|| type
== WPA_IF_MESH
||
7152 type
== WPA_IF_STATION
)) {
7153 /* Enforce unique address */
7154 u8 new_addr
[ETH_ALEN
];
7156 if (linux_get_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
7159 nl80211_remove_iface(drv
, ifidx
);
7162 if (nl80211_addr_in_use(drv
->global
, new_addr
)) {
7163 wpa_printf(MSG_DEBUG
, "nl80211: Allocate new address "
7164 "for interface %s type %d", ifname
, type
);
7165 if (nl80211_vif_addr(drv
, new_addr
) < 0) {
7167 nl80211_remove_iface(drv
, ifidx
);
7170 if (linux_set_ifhwaddr(drv
->global
->ioctl_sock
, ifname
,
7173 nl80211_remove_iface(drv
, ifidx
);
7177 os_memcpy(if_addr
, new_addr
, ETH_ALEN
);
7180 if (type
== WPA_IF_AP_BSS
&& setup_ap
) {
7181 struct i802_bss
*new_bss
= os_zalloc(sizeof(*new_bss
));
7182 if (new_bss
== NULL
) {
7184 nl80211_remove_iface(drv
, ifidx
);
7189 i802_check_bridge(drv
, new_bss
, bridge
, ifname
) < 0) {
7190 wpa_printf(MSG_ERROR
, "nl80211: Failed to add the new "
7191 "interface %s to a bridge %s",
7194 nl80211_remove_iface(drv
, ifidx
);
7199 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, ifname
, 1))
7202 nl80211_remove_iface(drv
, ifidx
);
7206 os_strlcpy(new_bss
->ifname
, ifname
, IFNAMSIZ
);
7207 os_memcpy(new_bss
->addr
, if_addr
, ETH_ALEN
);
7208 new_bss
->ifindex
= ifidx
;
7210 new_bss
->next
= drv
->first_bss
->next
;
7211 new_bss
->freq
= drv
->first_bss
->freq
;
7212 new_bss
->ctx
= bss_ctx
;
7213 new_bss
->added_if
= added
;
7214 drv
->first_bss
->next
= new_bss
;
7216 *drv_priv
= new_bss
;
7217 nl80211_init_bss(new_bss
);
7219 /* Subscribe management frames for this WPA_IF_AP_BSS */
7220 if (nl80211_setup_ap(new_bss
))
7225 drv
->global
->if_add_ifindex
= ifidx
;
7228 * Some virtual interfaces need to process EAPOL packets and events on
7229 * the parent interface. This is used mainly with hostapd.
7233 nlmode
== NL80211_IFTYPE_AP_VLAN
||
7234 nlmode
== NL80211_IFTYPE_WDS
||
7235 nlmode
== NL80211_IFTYPE_MONITOR
))
7236 add_ifidx(drv
, ifidx
, IFIDX_ANY
);
7242 static int wpa_driver_nl80211_if_remove(struct i802_bss
*bss
,
7243 enum wpa_driver_if_type type
,
7246 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7247 int ifindex
= if_nametoindex(ifname
);
7249 wpa_printf(MSG_DEBUG
, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
7250 __func__
, type
, ifname
, ifindex
, bss
->added_if
);
7251 if (ifindex
> 0 && (bss
->added_if
|| bss
->ifindex
!= ifindex
))
7252 nl80211_remove_iface(drv
, ifindex
);
7253 else if (ifindex
> 0 && !bss
->added_if
) {
7254 struct wpa_driver_nl80211_data
*drv2
;
7255 dl_list_for_each(drv2
, &drv
->global
->interfaces
,
7256 struct wpa_driver_nl80211_data
, list
) {
7257 del_ifidx(drv2
, ifindex
, IFIDX_ANY
);
7258 del_ifidx(drv2
, IFIDX_ANY
, ifindex
);
7262 if (type
!= WPA_IF_AP_BSS
)
7265 if (bss
->added_if_into_bridge
) {
7266 if (linux_br_del_if(drv
->global
->ioctl_sock
, bss
->brname
,
7268 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
7269 "interface %s from bridge %s: %s",
7270 bss
->ifname
, bss
->brname
, strerror(errno
));
7272 if (bss
->added_bridge
) {
7273 if (linux_br_del(drv
->global
->ioctl_sock
, bss
->brname
) < 0)
7274 wpa_printf(MSG_INFO
, "nl80211: Failed to remove "
7276 bss
->brname
, strerror(errno
));
7279 if (bss
!= drv
->first_bss
) {
7280 struct i802_bss
*tbss
;
7282 wpa_printf(MSG_DEBUG
, "nl80211: Not the first BSS - remove it");
7283 for (tbss
= drv
->first_bss
; tbss
; tbss
= tbss
->next
) {
7284 if (tbss
->next
== bss
) {
7285 tbss
->next
= bss
->next
;
7286 /* Unsubscribe management frames */
7287 nl80211_teardown_ap(bss
);
7288 nl80211_destroy_bss(bss
);
7290 i802_set_iface_flags(bss
, 0);
7297 wpa_printf(MSG_INFO
, "nl80211: %s - could not find "
7298 "BSS %p in the list", __func__
, bss
);
7300 wpa_printf(MSG_DEBUG
, "nl80211: First BSS - reassign context");
7301 nl80211_teardown_ap(bss
);
7302 if (!bss
->added_if
&& !drv
->first_bss
->next
)
7303 wpa_driver_nl80211_del_beacon(bss
);
7304 nl80211_destroy_bss(bss
);
7306 i802_set_iface_flags(bss
, 0);
7307 if (drv
->first_bss
->next
) {
7308 drv
->first_bss
= drv
->first_bss
->next
;
7309 drv
->ctx
= drv
->first_bss
->ctx
;
7312 wpa_printf(MSG_DEBUG
, "nl80211: No second BSS to reassign context to");
7320 static int cookie_handler(struct nl_msg
*msg
, void *arg
)
7322 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
7323 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
7325 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
7326 genlmsg_attrlen(gnlh
, 0), NULL
);
7327 if (tb
[NL80211_ATTR_COOKIE
])
7328 *cookie
= nla_get_u64(tb
[NL80211_ATTR_COOKIE
]);
7333 static int nl80211_send_frame_cmd(struct i802_bss
*bss
,
7334 unsigned int freq
, unsigned int wait
,
7335 const u8
*buf
, size_t buf_len
,
7336 u64
*cookie_out
, int no_cck
, int no_ack
,
7337 int offchanok
, const u16
*csa_offs
,
7338 size_t csa_offs_len
)
7340 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7345 wpa_printf(MSG_MSGDUMP
, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
7346 "no_ack=%d offchanok=%d",
7347 freq
, wait
, no_cck
, no_ack
, offchanok
);
7348 wpa_hexdump(MSG_MSGDUMP
, "CMD_FRAME", buf
, buf_len
);
7350 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_FRAME
)) ||
7351 (freq
&& nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
)) ||
7352 (wait
&& nla_put_u32(msg
, NL80211_ATTR_DURATION
, wait
)) ||
7353 (offchanok
&& ((drv
->capa
.flags
& WPA_DRIVER_FLAGS_OFFCHANNEL_TX
) ||
7354 drv
->test_use_roc_tx
) &&
7355 nla_put_flag(msg
, NL80211_ATTR_OFFCHANNEL_TX_OK
)) ||
7356 (no_cck
&& nla_put_flag(msg
, NL80211_ATTR_TX_NO_CCK_RATE
)) ||
7357 (no_ack
&& nla_put_flag(msg
, NL80211_ATTR_DONT_WAIT_FOR_ACK
)) ||
7358 (csa_offs
&& nla_put(msg
, NL80211_ATTR_CSA_C_OFFSETS_TX
,
7359 csa_offs_len
* sizeof(u16
), csa_offs
)) ||
7360 nla_put(msg
, NL80211_ATTR_FRAME
, buf_len
, buf
))
7364 ret
= send_and_recv_msgs(drv
, msg
, cookie_handler
, &cookie
);
7367 wpa_printf(MSG_DEBUG
, "nl80211: Frame command failed: ret=%d "
7368 "(%s) (freq=%u wait=%u)", ret
, strerror(-ret
),
7371 wpa_printf(MSG_MSGDUMP
, "nl80211: Frame TX command accepted%s; "
7372 "cookie 0x%llx", no_ack
? " (no ACK)" : "",
7373 (long long unsigned int) cookie
);
7376 *cookie_out
= no_ack
? (u64
) -1 : cookie
;
7378 if (drv
->num_send_action_cookies
== MAX_SEND_ACTION_COOKIES
) {
7379 wpa_printf(MSG_DEBUG
,
7380 "nl80211: Drop oldest pending send action cookie 0x%llx",
7381 (long long unsigned int)
7382 drv
->send_action_cookies
[0]);
7383 os_memmove(&drv
->send_action_cookies
[0],
7384 &drv
->send_action_cookies
[1],
7385 (MAX_SEND_ACTION_COOKIES
- 1) *
7387 drv
->num_send_action_cookies
--;
7389 drv
->send_action_cookies
[drv
->num_send_action_cookies
] = cookie
;
7390 drv
->num_send_action_cookies
++;
7399 static int wpa_driver_nl80211_send_action(struct i802_bss
*bss
,
7401 unsigned int wait_time
,
7402 const u8
*dst
, const u8
*src
,
7404 const u8
*data
, size_t data_len
,
7407 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7410 struct ieee80211_hdr
*hdr
;
7412 wpa_printf(MSG_DEBUG
, "nl80211: Send Action frame (ifindex=%d, "
7413 "freq=%u MHz wait=%d ms no_cck=%d)",
7414 drv
->ifindex
, freq
, wait_time
, no_cck
);
7416 buf
= os_zalloc(24 + data_len
);
7419 os_memcpy(buf
+ 24, data
, data_len
);
7420 hdr
= (struct ieee80211_hdr
*) buf
;
7421 hdr
->frame_control
=
7422 IEEE80211_FC(WLAN_FC_TYPE_MGMT
, WLAN_FC_STYPE_ACTION
);
7423 os_memcpy(hdr
->addr1
, dst
, ETH_ALEN
);
7424 os_memcpy(hdr
->addr2
, src
, ETH_ALEN
);
7425 os_memcpy(hdr
->addr3
, bssid
, ETH_ALEN
);
7427 if (os_memcmp(bss
->addr
, src
, ETH_ALEN
) != 0) {
7428 wpa_printf(MSG_DEBUG
, "nl80211: Use random TA " MACSTR
,
7430 os_memcpy(bss
->rand_addr
, src
, ETH_ALEN
);
7432 os_memset(bss
->rand_addr
, 0, ETH_ALEN
);
7435 if (is_ap_interface(drv
->nlmode
) &&
7436 (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_OFFCHANNEL_TX
) ||
7437 (int) freq
== bss
->freq
|| drv
->device_ap_sme
||
7439 ret
= wpa_driver_nl80211_send_mlme(bss
, buf
, 24 + data_len
,
7441 wait_time
, NULL
, 0);
7443 ret
= nl80211_send_frame_cmd(bss
, freq
, wait_time
, buf
,
7445 &drv
->send_action_cookie
,
7446 no_cck
, 0, 1, NULL
, 0);
7453 static void nl80211_frame_wait_cancel(struct i802_bss
*bss
, u64 cookie
)
7455 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7459 wpa_printf(MSG_DEBUG
, "nl80211: Cancel TX frame wait: cookie=0x%llx",
7460 (long long unsigned int) cookie
);
7461 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_FRAME_WAIT_CANCEL
)) ||
7462 nla_put_u64(msg
, NL80211_ATTR_COOKIE
, cookie
)) {
7467 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7469 wpa_printf(MSG_DEBUG
, "nl80211: wait cancel failed: ret=%d "
7470 "(%s)", ret
, strerror(-ret
));
7474 static void wpa_driver_nl80211_send_action_cancel_wait(void *priv
)
7476 struct i802_bss
*bss
= priv
;
7477 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7481 /* Cancel the last pending TX cookie */
7482 nl80211_frame_wait_cancel(bss
, drv
->send_action_cookie
);
7485 * Cancel the other pending TX cookies, if any. This is needed since
7486 * the driver may keep a list of all pending offchannel TX operations
7487 * and free up the radio only once they have expired or cancelled.
7489 for (i
= drv
->num_send_action_cookies
; i
> 0; i
--) {
7490 cookie
= drv
->send_action_cookies
[i
- 1];
7491 if (cookie
!= drv
->send_action_cookie
)
7492 nl80211_frame_wait_cancel(bss
, cookie
);
7494 drv
->num_send_action_cookies
= 0;
7498 static int wpa_driver_nl80211_remain_on_channel(void *priv
, unsigned int freq
,
7499 unsigned int duration
)
7501 struct i802_bss
*bss
= priv
;
7502 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7507 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_REMAIN_ON_CHANNEL
)) ||
7508 nla_put_u32(msg
, NL80211_ATTR_WIPHY_FREQ
, freq
) ||
7509 nla_put_u32(msg
, NL80211_ATTR_DURATION
, duration
)) {
7515 ret
= send_and_recv_msgs(drv
, msg
, cookie_handler
, &cookie
);
7517 wpa_printf(MSG_DEBUG
, "nl80211: Remain-on-channel cookie "
7518 "0x%llx for freq=%u MHz duration=%u",
7519 (long long unsigned int) cookie
, freq
, duration
);
7520 drv
->remain_on_chan_cookie
= cookie
;
7521 drv
->pending_remain_on_chan
= 1;
7524 wpa_printf(MSG_DEBUG
, "nl80211: Failed to request remain-on-channel "
7525 "(freq=%d duration=%u): %d (%s)",
7526 freq
, duration
, ret
, strerror(-ret
));
7531 static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv
)
7533 struct i802_bss
*bss
= priv
;
7534 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7538 if (!drv
->pending_remain_on_chan
) {
7539 wpa_printf(MSG_DEBUG
, "nl80211: No pending remain-on-channel "
7544 wpa_printf(MSG_DEBUG
, "nl80211: Cancel remain-on-channel with cookie "
7546 (long long unsigned int) drv
->remain_on_chan_cookie
);
7548 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL
);
7550 nla_put_u64(msg
, NL80211_ATTR_COOKIE
, drv
->remain_on_chan_cookie
)) {
7555 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7558 wpa_printf(MSG_DEBUG
, "nl80211: Failed to cancel remain-on-channel: "
7559 "%d (%s)", ret
, strerror(-ret
));
7564 static int wpa_driver_nl80211_probe_req_report(struct i802_bss
*bss
, int report
)
7566 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7569 if (bss
->nl_preq
&& drv
->device_ap_sme
&&
7570 is_ap_interface(drv
->nlmode
) && !bss
->in_deinit
&&
7573 * Do not disable Probe Request reporting that was
7574 * enabled in nl80211_setup_ap().
7576 wpa_printf(MSG_DEBUG
, "nl80211: Skip disabling of "
7577 "Probe Request reporting nl_preq=%p while "
7578 "in AP mode", bss
->nl_preq
);
7579 } else if (bss
->nl_preq
) {
7580 wpa_printf(MSG_DEBUG
, "nl80211: Disable Probe Request "
7581 "reporting nl_preq=%p", bss
->nl_preq
);
7582 nl80211_destroy_eloop_handle(&bss
->nl_preq
, 0);
7588 wpa_printf(MSG_DEBUG
, "nl80211: Probe Request reporting "
7589 "already on! nl_preq=%p", bss
->nl_preq
);
7593 bss
->nl_preq
= nl_create_handle(drv
->global
->nl_cb
, "preq");
7594 if (bss
->nl_preq
== NULL
)
7596 wpa_printf(MSG_DEBUG
, "nl80211: Enable Probe Request "
7597 "reporting nl_preq=%p", bss
->nl_preq
);
7599 if (nl80211_register_frame(bss
, bss
->nl_preq
,
7600 (WLAN_FC_TYPE_MGMT
<< 2) |
7601 (WLAN_FC_STYPE_PROBE_REQ
<< 4),
7605 nl80211_register_eloop_read(&bss
->nl_preq
,
7606 wpa_driver_nl80211_event_receive
,
7612 nl_destroy_handles(&bss
->nl_preq
);
7617 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data
*drv
,
7618 int ifindex
, int disabled
)
7621 struct nlattr
*bands
, *band
;
7624 wpa_printf(MSG_DEBUG
,
7625 "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
7626 ifindex
, disabled
? "NL80211_TXRATE_LEGACY=OFDM-only" :
7627 "no NL80211_TXRATE_LEGACY constraint");
7629 msg
= nl80211_ifindex_msg(drv
, ifindex
, 0,
7630 NL80211_CMD_SET_TX_BITRATE_MASK
);
7634 bands
= nla_nest_start(msg
, NL80211_ATTR_TX_RATES
);
7639 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
7640 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
7641 * rates. All 5 GHz rates are left enabled.
7643 band
= nla_nest_start(msg
, NL80211_BAND_2GHZ
);
7645 (disabled
&& nla_put(msg
, NL80211_TXRATE_LEGACY
, 8,
7646 "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
7648 nla_nest_end(msg
, band
);
7650 nla_nest_end(msg
, bands
);
7652 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7654 wpa_printf(MSG_DEBUG
, "nl80211: Set TX rates failed: ret=%d "
7655 "(%s)", ret
, strerror(-ret
));
7657 drv
->disabled_11b_rates
= disabled
;
7667 static int wpa_driver_nl80211_deinit_ap(void *priv
)
7669 struct i802_bss
*bss
= priv
;
7670 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7671 if (!is_ap_interface(drv
->nlmode
))
7673 wpa_driver_nl80211_del_beacon(bss
);
7674 bss
->beacon_set
= 0;
7677 * If the P2P GO interface was dynamically added, then it is
7678 * possible that the interface change to station is not possible.
7680 if (drv
->nlmode
== NL80211_IFTYPE_P2P_GO
&& bss
->if_dynamic
)
7683 return wpa_driver_nl80211_set_mode(priv
, NL80211_IFTYPE_STATION
);
7687 static int wpa_driver_nl80211_stop_ap(void *priv
)
7689 struct i802_bss
*bss
= priv
;
7690 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7691 if (!is_ap_interface(drv
->nlmode
))
7693 wpa_driver_nl80211_del_beacon(bss
);
7694 bss
->beacon_set
= 0;
7699 static int wpa_driver_nl80211_deinit_p2p_cli(void *priv
)
7701 struct i802_bss
*bss
= priv
;
7702 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7703 if (drv
->nlmode
!= NL80211_IFTYPE_P2P_CLIENT
)
7707 * If the P2P Client interface was dynamically added, then it is
7708 * possible that the interface change to station is not possible.
7710 if (bss
->if_dynamic
)
7713 return wpa_driver_nl80211_set_mode(priv
, NL80211_IFTYPE_STATION
);
7717 static void wpa_driver_nl80211_resume(void *priv
)
7719 struct i802_bss
*bss
= priv
;
7720 enum nl80211_iftype nlmode
= nl80211_get_ifmode(bss
);
7722 if (i802_set_iface_flags(bss
, 1))
7723 wpa_printf(MSG_DEBUG
, "nl80211: Failed to set interface up on resume event");
7725 if (is_p2p_net_interface(nlmode
))
7726 nl80211_disable_11b_rates(bss
->drv
, bss
->drv
->ifindex
, 1);
7730 static int nl80211_signal_monitor(void *priv
, int threshold
, int hysteresis
)
7732 struct i802_bss
*bss
= priv
;
7733 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7737 wpa_printf(MSG_DEBUG
, "nl80211: Signal monitor threshold=%d "
7738 "hysteresis=%d", threshold
, hysteresis
);
7740 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_CQM
)) ||
7741 !(cqm
= nla_nest_start(msg
, NL80211_ATTR_CQM
)) ||
7742 nla_put_u32(msg
, NL80211_ATTR_CQM_RSSI_THOLD
, threshold
) ||
7743 nla_put_u32(msg
, NL80211_ATTR_CQM_RSSI_HYST
, hysteresis
)) {
7747 nla_nest_end(msg
, cqm
);
7749 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
7753 static int get_channel_width(struct nl_msg
*msg
, void *arg
)
7755 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
7756 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
7757 struct wpa_signal_info
*sig_change
= arg
;
7759 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
7760 genlmsg_attrlen(gnlh
, 0), NULL
);
7762 sig_change
->center_frq1
= -1;
7763 sig_change
->center_frq2
= -1;
7764 sig_change
->chanwidth
= CHAN_WIDTH_UNKNOWN
;
7766 if (tb
[NL80211_ATTR_CHANNEL_WIDTH
]) {
7767 sig_change
->chanwidth
= convert2width(
7768 nla_get_u32(tb
[NL80211_ATTR_CHANNEL_WIDTH
]));
7769 if (tb
[NL80211_ATTR_CENTER_FREQ1
])
7770 sig_change
->center_frq1
=
7771 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ1
]);
7772 if (tb
[NL80211_ATTR_CENTER_FREQ2
])
7773 sig_change
->center_frq2
=
7774 nla_get_u32(tb
[NL80211_ATTR_CENTER_FREQ2
]);
7781 static int nl80211_get_channel_width(struct wpa_driver_nl80211_data
*drv
,
7782 struct wpa_signal_info
*sig
)
7786 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_GET_INTERFACE
);
7787 return send_and_recv_msgs(drv
, msg
, get_channel_width
, sig
);
7791 static int nl80211_signal_poll(void *priv
, struct wpa_signal_info
*si
)
7793 struct i802_bss
*bss
= priv
;
7794 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7797 os_memset(si
, 0, sizeof(*si
));
7798 res
= nl80211_get_link_signal(drv
, si
);
7800 if (drv
->nlmode
!= NL80211_IFTYPE_ADHOC
&&
7801 drv
->nlmode
!= NL80211_IFTYPE_MESH_POINT
)
7803 si
->current_signal
= 0;
7806 res
= nl80211_get_channel_width(drv
, si
);
7810 return nl80211_get_link_noise(drv
, si
);
7814 static int nl80211_send_frame(void *priv
, const u8
*data
, size_t data_len
,
7817 struct i802_bss
*bss
= priv
;
7818 return wpa_driver_nl80211_send_frame(bss
, data
, data_len
, encrypt
, 0,
7819 0, 0, 0, 0, NULL
, 0);
7823 static int nl80211_set_param(void *priv
, const char *param
)
7825 struct i802_bss
*bss
= priv
;
7826 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7830 wpa_printf(MSG_DEBUG
, "nl80211: driver param='%s'", param
);
7833 if (os_strstr(param
, "use_p2p_group_interface=1")) {
7834 wpa_printf(MSG_DEBUG
, "nl80211: Use separate P2P group "
7836 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_CONCURRENT
;
7837 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P
;
7839 #endif /* CONFIG_P2P */
7841 if (os_strstr(param
, "use_monitor=1"))
7842 drv
->use_monitor
= 1;
7844 if (os_strstr(param
, "force_connect_cmd=1")) {
7845 drv
->capa
.flags
&= ~WPA_DRIVER_FLAGS_SME
;
7846 drv
->force_connect_cmd
= 1;
7849 if (os_strstr(param
, "force_bss_selection=1"))
7850 drv
->capa
.flags
|= WPA_DRIVER_FLAGS_BSS_SELECTION
;
7852 if (os_strstr(param
, "no_offchannel_tx=1")) {
7853 drv
->capa
.flags
&= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX
;
7854 drv
->test_use_roc_tx
= 1;
7861 static void * nl80211_global_init(void *ctx
)
7863 struct nl80211_global
*global
;
7864 struct netlink_config
*cfg
;
7866 global
= os_zalloc(sizeof(*global
));
7870 global
->ioctl_sock
= -1;
7871 dl_list_init(&global
->interfaces
);
7872 global
->if_add_ifindex
= -1;
7874 cfg
= os_zalloc(sizeof(*cfg
));
7879 cfg
->newlink_cb
= wpa_driver_nl80211_event_rtm_newlink
;
7880 cfg
->dellink_cb
= wpa_driver_nl80211_event_rtm_dellink
;
7881 global
->netlink
= netlink_init(cfg
);
7882 if (global
->netlink
== NULL
) {
7887 if (wpa_driver_nl80211_init_nl_global(global
) < 0)
7890 global
->ioctl_sock
= socket(PF_INET
, SOCK_DGRAM
, 0);
7891 if (global
->ioctl_sock
< 0) {
7892 wpa_printf(MSG_ERROR
, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
7900 nl80211_global_deinit(global
);
7905 static void nl80211_global_deinit(void *priv
)
7907 struct nl80211_global
*global
= priv
;
7910 if (!dl_list_empty(&global
->interfaces
)) {
7911 wpa_printf(MSG_ERROR
, "nl80211: %u interface(s) remain at "
7912 "nl80211_global_deinit",
7913 dl_list_len(&global
->interfaces
));
7916 if (global
->netlink
)
7917 netlink_deinit(global
->netlink
);
7919 nl_destroy_handles(&global
->nl
);
7921 if (global
->nl_event
)
7922 nl80211_destroy_eloop_handle(&global
->nl_event
, 0);
7924 nl_cb_put(global
->nl_cb
);
7926 if (global
->ioctl_sock
>= 0)
7927 close(global
->ioctl_sock
);
7933 static const char * nl80211_get_radio_name(void *priv
)
7935 struct i802_bss
*bss
= priv
;
7936 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
7937 return drv
->phyname
;
7941 static int nl80211_pmkid(struct i802_bss
*bss
, int cmd
,
7942 struct wpa_pmkid_params
*params
)
7945 const size_t PMK_MAX_LEN
= 48; /* current cfg80211 limit */
7947 if (!(msg
= nl80211_bss_msg(bss
, 0, cmd
)) ||
7949 nla_put(msg
, NL80211_ATTR_PMKID
, 16, params
->pmkid
)) ||
7951 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, params
->bssid
)) ||
7952 (params
->ssid_len
&&
7953 nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
, params
->ssid
)) ||
7954 (params
->fils_cache_id
&&
7955 nla_put(msg
, NL80211_ATTR_FILS_CACHE_ID
, 2,
7956 params
->fils_cache_id
)) ||
7957 (cmd
!= NL80211_CMD_DEL_PMKSA
&&
7958 params
->pmk_len
&& params
->pmk_len
<= PMK_MAX_LEN
&&
7959 nla_put(msg
, NL80211_ATTR_PMK
, params
->pmk_len
, params
->pmk
))) {
7960 nl80211_nlmsg_clear(msg
);
7965 return send_and_recv_msgs(bss
->drv
, msg
, NULL
, (void *) -1);
7969 static int nl80211_add_pmkid(void *priv
, struct wpa_pmkid_params
*params
)
7971 struct i802_bss
*bss
= priv
;
7975 wpa_printf(MSG_DEBUG
, "nl80211: Add PMKID for " MACSTR
,
7976 MAC2STR(params
->bssid
));
7977 else if (params
->fils_cache_id
&& params
->ssid_len
) {
7978 wpa_printf(MSG_DEBUG
,
7979 "nl80211: Add PMKSA for cache id %02x%02x SSID %s",
7980 params
->fils_cache_id
[0], params
->fils_cache_id
[1],
7981 wpa_ssid_txt(params
->ssid
, params
->ssid_len
));
7984 ret
= nl80211_pmkid(bss
, NL80211_CMD_SET_PMKSA
, params
);
7986 wpa_printf(MSG_DEBUG
,
7987 "nl80211: NL80211_CMD_SET_PMKSA failed: %d (%s)",
7988 ret
, strerror(-ret
));
7995 static int nl80211_remove_pmkid(void *priv
, struct wpa_pmkid_params
*params
)
7997 struct i802_bss
*bss
= priv
;
8001 wpa_printf(MSG_DEBUG
, "nl80211: Delete PMKID for " MACSTR
,
8002 MAC2STR(params
->bssid
));
8003 else if (params
->fils_cache_id
&& params
->ssid_len
) {
8004 wpa_printf(MSG_DEBUG
,
8005 "nl80211: Delete PMKSA for cache id %02x%02x SSID %s",
8006 params
->fils_cache_id
[0], params
->fils_cache_id
[1],
8007 wpa_ssid_txt(params
->ssid
, params
->ssid_len
));
8010 ret
= nl80211_pmkid(bss
, NL80211_CMD_DEL_PMKSA
, params
);
8012 wpa_printf(MSG_DEBUG
,
8013 "nl80211: NL80211_CMD_DEL_PMKSA failed: %d (%s)",
8014 ret
, strerror(-ret
));
8021 static int nl80211_flush_pmkid(void *priv
)
8023 struct i802_bss
*bss
= priv
;
8026 wpa_printf(MSG_DEBUG
, "nl80211: Flush PMKIDs");
8027 msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_FLUSH_PMKSA
);
8030 return send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
8034 static void clean_survey_results(struct survey_results
*survey_results
)
8036 struct freq_survey
*survey
, *tmp
;
8038 if (dl_list_empty(&survey_results
->survey_list
))
8041 dl_list_for_each_safe(survey
, tmp
, &survey_results
->survey_list
,
8042 struct freq_survey
, list
) {
8043 dl_list_del(&survey
->list
);
8049 static void add_survey(struct nlattr
**sinfo
, u32 ifidx
,
8050 struct dl_list
*survey_list
)
8052 struct freq_survey
*survey
;
8054 survey
= os_zalloc(sizeof(struct freq_survey
));
8058 survey
->ifidx
= ifidx
;
8059 survey
->freq
= nla_get_u32(sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]);
8062 if (sinfo
[NL80211_SURVEY_INFO_NOISE
]) {
8063 survey
->nf
= (int8_t)
8064 nla_get_u8(sinfo
[NL80211_SURVEY_INFO_NOISE
]);
8065 survey
->filled
|= SURVEY_HAS_NF
;
8068 if (sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME
]) {
8069 survey
->channel_time
=
8070 nla_get_u64(sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME
]);
8071 survey
->filled
|= SURVEY_HAS_CHAN_TIME
;
8074 if (sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY
]) {
8075 survey
->channel_time_busy
=
8076 nla_get_u64(sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY
]);
8077 survey
->filled
|= SURVEY_HAS_CHAN_TIME_BUSY
;
8080 if (sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_RX
]) {
8081 survey
->channel_time_rx
=
8082 nla_get_u64(sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_RX
]);
8083 survey
->filled
|= SURVEY_HAS_CHAN_TIME_RX
;
8086 if (sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_TX
]) {
8087 survey
->channel_time_tx
=
8088 nla_get_u64(sinfo
[NL80211_SURVEY_INFO_CHANNEL_TIME_TX
]);
8089 survey
->filled
|= SURVEY_HAS_CHAN_TIME_TX
;
8092 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)",
8095 (unsigned long int) survey
->channel_time
,
8096 (unsigned long int) survey
->channel_time_busy
,
8097 (unsigned long int) survey
->channel_time_tx
,
8098 (unsigned long int) survey
->channel_time_rx
,
8101 dl_list_add_tail(survey_list
, &survey
->list
);
8105 static int check_survey_ok(struct nlattr
**sinfo
, u32 surveyed_freq
,
8106 unsigned int freq_filter
)
8111 return freq_filter
== surveyed_freq
;
8115 static int survey_handler(struct nl_msg
*msg
, void *arg
)
8117 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
8118 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
8119 struct nlattr
*sinfo
[NL80211_SURVEY_INFO_MAX
+ 1];
8120 struct survey_results
*survey_results
;
8121 u32 surveyed_freq
= 0;
8124 static struct nla_policy survey_policy
[NL80211_SURVEY_INFO_MAX
+ 1] = {
8125 [NL80211_SURVEY_INFO_FREQUENCY
] = { .type
= NLA_U32
},
8126 [NL80211_SURVEY_INFO_NOISE
] = { .type
= NLA_U8
},
8129 survey_results
= (struct survey_results
*) arg
;
8131 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
8132 genlmsg_attrlen(gnlh
, 0), NULL
);
8134 if (!tb
[NL80211_ATTR_IFINDEX
])
8137 ifidx
= nla_get_u32(tb
[NL80211_ATTR_IFINDEX
]);
8139 if (!tb
[NL80211_ATTR_SURVEY_INFO
])
8142 if (nla_parse_nested(sinfo
, NL80211_SURVEY_INFO_MAX
,
8143 tb
[NL80211_ATTR_SURVEY_INFO
],
8147 if (!sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]) {
8148 wpa_printf(MSG_ERROR
, "nl80211: Invalid survey data");
8152 surveyed_freq
= nla_get_u32(sinfo
[NL80211_SURVEY_INFO_FREQUENCY
]);
8154 if (!check_survey_ok(sinfo
, surveyed_freq
,
8155 survey_results
->freq_filter
))
8158 if (survey_results
->freq_filter
&&
8159 survey_results
->freq_filter
!= surveyed_freq
) {
8160 wpa_printf(MSG_EXCESSIVE
, "nl80211: Ignoring survey data for freq %d MHz",
8165 add_survey(sinfo
, ifidx
, &survey_results
->survey_list
);
8171 static int wpa_driver_nl80211_get_survey(void *priv
, unsigned int freq
)
8173 struct i802_bss
*bss
= priv
;
8174 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8177 union wpa_event_data data
;
8178 struct survey_results
*survey_results
;
8180 os_memset(&data
, 0, sizeof(data
));
8181 survey_results
= &data
.survey_results
;
8183 dl_list_init(&survey_results
->survey_list
);
8185 msg
= nl80211_drv_msg(drv
, NLM_F_DUMP
, NL80211_CMD_GET_SURVEY
);
8190 data
.survey_results
.freq_filter
= freq
;
8193 wpa_printf(MSG_DEBUG
, "nl80211: Fetch survey data");
8194 err
= send_and_recv_msgs(drv
, msg
, survey_handler
,
8199 wpa_printf(MSG_ERROR
, "nl80211: Failed to process survey data");
8201 wpa_supplicant_event(drv
->ctx
, EVENT_SURVEY
, &data
);
8203 clean_survey_results(survey_results
);
8208 static void nl80211_set_rekey_info(void *priv
, const u8
*kek
, size_t kek_len
,
8209 const u8
*kck
, size_t kck_len
,
8210 const u8
*replay_ctr
)
8212 struct i802_bss
*bss
= priv
;
8213 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8214 struct nlattr
*replay_nested
;
8218 if (!drv
->set_rekey_offload
)
8221 wpa_printf(MSG_DEBUG
, "nl80211: Set rekey offload");
8222 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_REKEY_OFFLOAD
)) ||
8223 !(replay_nested
= nla_nest_start(msg
, NL80211_ATTR_REKEY_DATA
)) ||
8224 nla_put(msg
, NL80211_REKEY_DATA_KEK
, kek_len
, kek
) ||
8225 (kck_len
&& nla_put(msg
, NL80211_REKEY_DATA_KCK
, kck_len
, kck
)) ||
8226 nla_put(msg
, NL80211_REKEY_DATA_REPLAY_CTR
, NL80211_REPLAY_CTR_LEN
,
8228 nl80211_nlmsg_clear(msg
);
8233 nla_nest_end(msg
, replay_nested
);
8235 ret
= send_and_recv_msgs(drv
, msg
, NULL
, (void *) -1);
8236 if (ret
== -EOPNOTSUPP
) {
8237 wpa_printf(MSG_DEBUG
,
8238 "nl80211: Driver does not support rekey offload");
8239 drv
->set_rekey_offload
= 0;
8244 static void nl80211_send_null_frame(struct i802_bss
*bss
, const u8
*own_addr
,
8245 const u8
*addr
, int qos
)
8247 /* send data frame to poll STA and check whether
8248 * this frame is ACKed */
8250 struct ieee80211_hdr hdr
;
8252 } STRUCT_PACKED nulldata
;
8255 /* Send data frame to poll STA and check whether this frame is ACKed */
8257 os_memset(&nulldata
, 0, sizeof(nulldata
));
8260 nulldata
.hdr
.frame_control
=
8261 IEEE80211_FC(WLAN_FC_TYPE_DATA
,
8262 WLAN_FC_STYPE_QOS_NULL
);
8263 size
= sizeof(nulldata
);
8265 nulldata
.hdr
.frame_control
=
8266 IEEE80211_FC(WLAN_FC_TYPE_DATA
,
8267 WLAN_FC_STYPE_NULLFUNC
);
8268 size
= sizeof(struct ieee80211_hdr
);
8271 nulldata
.hdr
.frame_control
|= host_to_le16(WLAN_FC_FROMDS
);
8272 os_memcpy(nulldata
.hdr
.IEEE80211_DA_FROMDS
, addr
, ETH_ALEN
);
8273 os_memcpy(nulldata
.hdr
.IEEE80211_BSSID_FROMDS
, own_addr
, ETH_ALEN
);
8274 os_memcpy(nulldata
.hdr
.IEEE80211_SA_FROMDS
, own_addr
, ETH_ALEN
);
8276 if (wpa_driver_nl80211_send_mlme(bss
, (u8
*) &nulldata
, size
, 0, 0, 0,
8278 wpa_printf(MSG_DEBUG
, "nl80211_send_null_frame: Failed to "
8282 static void nl80211_poll_client(void *priv
, const u8
*own_addr
, const u8
*addr
,
8285 struct i802_bss
*bss
= priv
;
8286 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8290 if (!drv
->poll_command_supported
) {
8291 nl80211_send_null_frame(bss
, own_addr
, addr
, qos
);
8295 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_PROBE_CLIENT
)) ||
8296 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) {
8301 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8303 wpa_printf(MSG_DEBUG
, "nl80211: Client probe request for "
8304 MACSTR
" failed: ret=%d (%s)",
8305 MAC2STR(addr
), ret
, strerror(-ret
));
8310 static int nl80211_set_power_save(struct i802_bss
*bss
, int enabled
)
8315 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_SET_POWER_SAVE
)) ||
8316 nla_put_u32(msg
, NL80211_ATTR_PS_STATE
,
8317 enabled
? NL80211_PS_ENABLED
: NL80211_PS_DISABLED
)) {
8322 ret
= send_and_recv_msgs(bss
->drv
, msg
, NULL
, NULL
);
8324 wpa_printf(MSG_DEBUG
,
8325 "nl80211: Setting PS state %s failed: %d (%s)",
8326 enabled
? "enabled" : "disabled",
8327 ret
, strerror(-ret
));
8333 static int nl80211_set_p2p_powersave(void *priv
, int legacy_ps
, int opp_ps
,
8336 struct i802_bss
*bss
= priv
;
8338 wpa_printf(MSG_DEBUG
, "nl80211: set_p2p_powersave (legacy_ps=%d "
8339 "opp_ps=%d ctwindow=%d)", legacy_ps
, opp_ps
, ctwindow
);
8341 if (opp_ps
!= -1 || ctwindow
!= -1) {
8343 wpa_driver_set_p2p_ps(priv
, legacy_ps
, opp_ps
, ctwindow
);
8344 #else /* ANDROID_P2P */
8345 return -1; /* Not yet supported */
8346 #endif /* ANDROID_P2P */
8349 if (legacy_ps
== -1)
8351 if (legacy_ps
!= 0 && legacy_ps
!= 1)
8352 return -1; /* Not yet supported */
8354 return nl80211_set_power_save(bss
, legacy_ps
);
8358 static int nl80211_start_radar_detection(void *priv
,
8359 struct hostapd_freq_params
*freq
)
8361 struct i802_bss
*bss
= priv
;
8362 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8366 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)",
8367 freq
->freq
, freq
->ht_enabled
, freq
->vht_enabled
,
8368 freq
->bandwidth
, freq
->center_freq1
, freq
->center_freq2
);
8370 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_RADAR
)) {
8371 wpa_printf(MSG_DEBUG
, "nl80211: Driver does not support radar "
8376 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_RADAR_DETECT
)) ||
8377 nl80211_put_freq_params(msg
, freq
) < 0) {
8382 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8385 wpa_printf(MSG_DEBUG
, "nl80211: Failed to start radar detection: "
8386 "%d (%s)", ret
, strerror(-ret
));
8392 static int nl80211_send_tdls_mgmt(void *priv
, const u8
*dst
, u8 action_code
,
8393 u8 dialog_token
, u16 status_code
,
8394 u32 peer_capab
, int initiator
, const u8
*buf
,
8397 struct i802_bss
*bss
= priv
;
8398 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8401 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
))
8407 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_TDLS_MGMT
)) ||
8408 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, dst
) ||
8409 nla_put_u8(msg
, NL80211_ATTR_TDLS_ACTION
, action_code
) ||
8410 nla_put_u8(msg
, NL80211_ATTR_TDLS_DIALOG_TOKEN
, dialog_token
) ||
8411 nla_put_u16(msg
, NL80211_ATTR_STATUS_CODE
, status_code
))
8415 * The internal enum tdls_peer_capability definition is
8416 * currently identical with the nl80211 enum
8417 * nl80211_tdls_peer_capability, so no conversion is needed
8420 if (nla_put_u32(msg
, NL80211_ATTR_TDLS_PEER_CAPABILITY
,
8425 nla_put_flag(msg
, NL80211_ATTR_TDLS_INITIATOR
)) ||
8426 nla_put(msg
, NL80211_ATTR_IE
, len
, buf
))
8429 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8437 static int nl80211_tdls_oper(void *priv
, enum tdls_oper oper
, const u8
*peer
)
8439 struct i802_bss
*bss
= priv
;
8440 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8442 enum nl80211_tdls_operation nl80211_oper
;
8445 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
))
8449 case TDLS_DISCOVERY_REQ
:
8450 nl80211_oper
= NL80211_TDLS_DISCOVERY_REQ
;
8453 nl80211_oper
= NL80211_TDLS_SETUP
;
8456 nl80211_oper
= NL80211_TDLS_TEARDOWN
;
8458 case TDLS_ENABLE_LINK
:
8459 nl80211_oper
= NL80211_TDLS_ENABLE_LINK
;
8461 case TDLS_DISABLE_LINK
:
8462 nl80211_oper
= NL80211_TDLS_DISABLE_LINK
;
8472 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_TDLS_OPER
)) ||
8473 nla_put_u8(msg
, NL80211_ATTR_TDLS_OPERATION
, nl80211_oper
) ||
8474 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, peer
)) {
8479 res
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8480 wpa_printf(MSG_DEBUG
, "nl80211: TDLS_OPER: oper=%d mac=" MACSTR
8481 " --> res=%d (%s)", nl80211_oper
, MAC2STR(peer
), res
,
8488 nl80211_tdls_enable_channel_switch(void *priv
, const u8
*addr
, u8 oper_class
,
8489 const struct hostapd_freq_params
*params
)
8491 struct i802_bss
*bss
= priv
;
8492 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8496 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
) ||
8497 !(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH
))
8500 wpa_printf(MSG_DEBUG
, "nl80211: Enable TDLS channel switch " MACSTR
8501 " oper_class=%u freq=%u",
8502 MAC2STR(addr
), oper_class
, params
->freq
);
8503 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH
);
8505 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
8506 nla_put_u8(msg
, NL80211_ATTR_OPER_CLASS
, oper_class
) ||
8507 (ret
= nl80211_put_freq_params(msg
, params
))) {
8509 wpa_printf(MSG_DEBUG
, "nl80211: Could not build TDLS chan switch");
8513 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8518 nl80211_tdls_disable_channel_switch(void *priv
, const u8
*addr
)
8520 struct i802_bss
*bss
= priv
;
8521 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8524 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_SUPPORT
) ||
8525 !(drv
->capa
.flags
& WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH
))
8528 wpa_printf(MSG_DEBUG
, "nl80211: Disable TDLS channel switch " MACSTR
,
8530 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH
);
8532 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) {
8534 wpa_printf(MSG_DEBUG
,
8535 "nl80211: Could not build TDLS cancel chan switch");
8539 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8542 #endif /* CONFIG TDLS */
8545 static int driver_nl80211_set_key(const char *ifname
, void *priv
,
8546 enum wpa_alg alg
, const u8
*addr
,
8547 int key_idx
, int set_tx
,
8548 const u8
*seq
, size_t seq_len
,
8549 const u8
*key
, size_t key_len
)
8551 struct i802_bss
*bss
= priv
;
8552 return wpa_driver_nl80211_set_key(ifname
, bss
, alg
, addr
, key_idx
,
8553 set_tx
, seq
, seq_len
, key
, key_len
);
8557 static int driver_nl80211_scan2(void *priv
,
8558 struct wpa_driver_scan_params
*params
)
8560 struct i802_bss
*bss
= priv
;
8561 #ifdef CONFIG_DRIVER_NL80211_QCA
8562 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8565 * Do a vendor specific scan if possible. If only_new_results is
8566 * set, do a normal scan since a kernel (cfg80211) BSS cache flush
8567 * cannot be achieved through a vendor scan. The below condition may
8568 * need to be modified if new scan flags are added in the future whose
8569 * functionality can only be achieved through a normal scan.
8571 if (drv
->scan_vendor_cmd_avail
&& !params
->only_new_results
)
8572 return wpa_driver_nl80211_vendor_scan(bss
, params
);
8573 #endif /* CONFIG_DRIVER_NL80211_QCA */
8574 return wpa_driver_nl80211_scan(bss
, params
);
8578 static int driver_nl80211_deauthenticate(void *priv
, const u8
*addr
,
8581 struct i802_bss
*bss
= priv
;
8582 return wpa_driver_nl80211_deauthenticate(bss
, addr
, reason_code
);
8586 static int driver_nl80211_authenticate(void *priv
,
8587 struct wpa_driver_auth_params
*params
)
8589 struct i802_bss
*bss
= priv
;
8590 return wpa_driver_nl80211_authenticate(bss
, params
);
8594 static void driver_nl80211_deinit(void *priv
)
8596 struct i802_bss
*bss
= priv
;
8597 wpa_driver_nl80211_deinit(bss
);
8601 static int driver_nl80211_if_remove(void *priv
, enum wpa_driver_if_type type
,
8604 struct i802_bss
*bss
= priv
;
8605 return wpa_driver_nl80211_if_remove(bss
, type
, ifname
);
8609 static int driver_nl80211_send_mlme(void *priv
, const u8
*data
,
8610 size_t data_len
, int noack
,
8612 const u16
*csa_offs
, size_t csa_offs_len
)
8614 struct i802_bss
*bss
= priv
;
8615 return wpa_driver_nl80211_send_mlme(bss
, data
, data_len
, noack
,
8616 freq
, 0, 0, 0, csa_offs
,
8621 static int driver_nl80211_sta_remove(void *priv
, const u8
*addr
)
8623 struct i802_bss
*bss
= priv
;
8624 return wpa_driver_nl80211_sta_remove(bss
, addr
, -1, 0);
8628 static int driver_nl80211_set_sta_vlan(void *priv
, const u8
*addr
,
8629 const char *ifname
, int vlan_id
)
8631 struct i802_bss
*bss
= priv
;
8632 return i802_set_sta_vlan(bss
, addr
, ifname
, vlan_id
);
8636 static int driver_nl80211_read_sta_data(void *priv
,
8637 struct hostap_sta_driver_data
*data
,
8640 struct i802_bss
*bss
= priv
;
8642 os_memset(data
, 0, sizeof(*data
));
8643 return i802_read_sta_data(bss
, data
, addr
);
8647 static int driver_nl80211_send_action(void *priv
, unsigned int freq
,
8648 unsigned int wait_time
,
8649 const u8
*dst
, const u8
*src
,
8651 const u8
*data
, size_t data_len
,
8654 struct i802_bss
*bss
= priv
;
8655 return wpa_driver_nl80211_send_action(bss
, freq
, wait_time
, dst
, src
,
8656 bssid
, data
, data_len
, no_cck
);
8660 static int driver_nl80211_probe_req_report(void *priv
, int report
)
8662 struct i802_bss
*bss
= priv
;
8663 return wpa_driver_nl80211_probe_req_report(bss
, report
);
8667 static int wpa_driver_nl80211_update_ft_ies(void *priv
, const u8
*md
,
8668 const u8
*ies
, size_t ies_len
)
8672 struct i802_bss
*bss
= priv
;
8673 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8674 u16 mdid
= WPA_GET_LE16(md
);
8676 wpa_printf(MSG_DEBUG
, "nl80211: Updating FT IEs");
8677 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_UPDATE_FT_IES
)) ||
8678 nla_put(msg
, NL80211_ATTR_IE
, ies_len
, ies
) ||
8679 nla_put_u16(msg
, NL80211_ATTR_MDID
, mdid
)) {
8684 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
8686 wpa_printf(MSG_DEBUG
, "nl80211: update_ft_ies failed "
8687 "err=%d (%s)", ret
, strerror(-ret
));
8694 static const u8
* wpa_driver_nl80211_get_macaddr(void *priv
)
8696 struct i802_bss
*bss
= priv
;
8697 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8699 if (drv
->nlmode
!= NL80211_IFTYPE_P2P_DEVICE
)
8706 static const char * scan_state_str(enum scan_states scan_state
)
8708 switch (scan_state
) {
8711 case SCAN_REQUESTED
:
8712 return "SCAN_REQUESTED";
8714 return "SCAN_STARTED";
8715 case SCAN_COMPLETED
:
8716 return "SCAN_COMPLETED";
8718 return "SCAN_ABORTED";
8719 case SCHED_SCAN_STARTED
:
8720 return "SCHED_SCAN_STARTED";
8721 case SCHED_SCAN_STOPPED
:
8722 return "SCHED_SCAN_STOPPED";
8723 case SCHED_SCAN_RESULTS
:
8724 return "SCHED_SCAN_RESULTS";
8731 static int wpa_driver_nl80211_status(void *priv
, char *buf
, size_t buflen
)
8733 struct i802_bss
*bss
= priv
;
8734 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8738 char alpha2
[3] = { 0, 0, 0 };
8743 res
= os_snprintf(pos
, end
- pos
,
8755 bss
->beacon_set
? "beacon_set=1\n" : "",
8756 bss
->added_if_into_bridge
?
8757 "added_if_into_bridge=1\n" : "",
8758 bss
->already_in_bridge
? "already_in_bridge=1\n" : "",
8759 bss
->added_bridge
? "added_bridge=1\n" : "",
8760 bss
->in_deinit
? "in_deinit=1\n" : "",
8761 bss
->if_dynamic
? "if_dynamic=1\n" : "");
8762 if (os_snprintf_error(end
- pos
, res
))
8766 if (bss
->wdev_id_set
) {
8767 res
= os_snprintf(pos
, end
- pos
, "wdev_id=%llu\n",
8768 (unsigned long long) bss
->wdev_id
);
8769 if (os_snprintf_error(end
- pos
, res
))
8774 res
= os_snprintf(pos
, end
- pos
,
8776 "perm_addr=" MACSTR
"\n"
8780 "auth_bssid=" MACSTR
"\n"
8781 "auth_attempt_bssid=" MACSTR
"\n"
8782 "bssid=" MACSTR
"\n"
8783 "prev_bssid=" MACSTR
"\n"
8787 "monitor_ifidx=%d\n"
8788 "monitor_refcount=%d\n"
8789 "last_mgmt_freq=%u\n"
8790 "eapol_tx_sock=%d\n"
8791 "%s%s%s%s%s%s%s%s%s%s%s%s%s",
8793 MAC2STR(drv
->perm_addr
),
8796 scan_state_str(drv
->scan_state
),
8797 MAC2STR(drv
->auth_bssid
),
8798 MAC2STR(drv
->auth_attempt_bssid
),
8799 MAC2STR(drv
->bssid
),
8800 MAC2STR(drv
->prev_bssid
),
8805 drv
->monitor_refcount
,
8806 drv
->last_mgmt_freq
,
8808 drv
->ignore_if_down_event
?
8809 "ignore_if_down_event=1\n" : "",
8810 drv
->scan_complete_events
?
8811 "scan_complete_events=1\n" : "",
8812 drv
->disabled_11b_rates
?
8813 "disabled_11b_rates=1\n" : "",
8814 drv
->pending_remain_on_chan
?
8815 "pending_remain_on_chan=1\n" : "",
8816 drv
->in_interface_list
? "in_interface_list=1\n" : "",
8817 drv
->device_ap_sme
? "device_ap_sme=1\n" : "",
8818 drv
->poll_command_supported
?
8819 "poll_command_supported=1\n" : "",
8820 drv
->data_tx_status
? "data_tx_status=1\n" : "",
8821 drv
->scan_for_auth
? "scan_for_auth=1\n" : "",
8822 drv
->retry_auth
? "retry_auth=1\n" : "",
8823 drv
->use_monitor
? "use_monitor=1\n" : "",
8824 drv
->ignore_next_local_disconnect
?
8825 "ignore_next_local_disconnect=1\n" : "",
8826 drv
->ignore_next_local_deauth
?
8827 "ignore_next_local_deauth=1\n" : "");
8828 if (os_snprintf_error(end
- pos
, res
))
8832 if (drv
->has_capability
) {
8833 res
= os_snprintf(pos
, end
- pos
,
8834 "capa.key_mgmt=0x%x\n"
8837 "capa.flags=0x%llx\n"
8838 "capa.rrm_flags=0x%x\n"
8839 "capa.max_scan_ssids=%d\n"
8840 "capa.max_sched_scan_ssids=%d\n"
8841 "capa.sched_scan_supported=%d\n"
8842 "capa.max_match_sets=%d\n"
8843 "capa.max_remain_on_chan=%u\n"
8844 "capa.max_stations=%u\n"
8845 "capa.probe_resp_offloads=0x%x\n"
8846 "capa.max_acl_mac_addrs=%u\n"
8847 "capa.num_multichan_concurrent=%u\n"
8848 "capa.mac_addr_rand_sched_scan_supported=%d\n"
8849 "capa.mac_addr_rand_scan_supported=%d\n"
8850 "capa.conc_capab=%u\n"
8851 "capa.max_conc_chan_2_4=%u\n"
8852 "capa.max_conc_chan_5_0=%u\n"
8853 "capa.max_sched_scan_plans=%u\n"
8854 "capa.max_sched_scan_plan_interval=%u\n"
8855 "capa.max_sched_scan_plan_iterations=%u\n",
8859 (unsigned long long) drv
->capa
.flags
,
8860 drv
->capa
.rrm_flags
,
8861 drv
->capa
.max_scan_ssids
,
8862 drv
->capa
.max_sched_scan_ssids
,
8863 drv
->capa
.sched_scan_supported
,
8864 drv
->capa
.max_match_sets
,
8865 drv
->capa
.max_remain_on_chan
,
8866 drv
->capa
.max_stations
,
8867 drv
->capa
.probe_resp_offloads
,
8868 drv
->capa
.max_acl_mac_addrs
,
8869 drv
->capa
.num_multichan_concurrent
,
8870 drv
->capa
.mac_addr_rand_sched_scan_supported
,
8871 drv
->capa
.mac_addr_rand_scan_supported
,
8872 drv
->capa
.conc_capab
,
8873 drv
->capa
.max_conc_chan_2_4
,
8874 drv
->capa
.max_conc_chan_5_0
,
8875 drv
->capa
.max_sched_scan_plans
,
8876 drv
->capa
.max_sched_scan_plan_interval
,
8877 drv
->capa
.max_sched_scan_plan_iterations
);
8878 if (os_snprintf_error(end
- pos
, res
))
8883 msg
= nlmsg_alloc();
8885 nl80211_cmd(drv
, msg
, 0, NL80211_CMD_GET_REG
) &&
8886 nla_put_u32(msg
, NL80211_ATTR_WIPHY
, drv
->wiphy_idx
) == 0) {
8887 if (send_and_recv_msgs(drv
, msg
, nl80211_get_country
,
8890 res
= os_snprintf(pos
, end
- pos
, "country=%s\n",
8892 if (os_snprintf_error(end
- pos
, res
))
8904 static int set_beacon_data(struct nl_msg
*msg
, struct beacon_data
*settings
)
8906 if ((settings
->head
&&
8907 nla_put(msg
, NL80211_ATTR_BEACON_HEAD
,
8908 settings
->head_len
, settings
->head
)) ||
8910 nla_put(msg
, NL80211_ATTR_BEACON_TAIL
,
8911 settings
->tail_len
, settings
->tail
)) ||
8912 (settings
->beacon_ies
&&
8913 nla_put(msg
, NL80211_ATTR_IE
,
8914 settings
->beacon_ies_len
, settings
->beacon_ies
)) ||
8915 (settings
->proberesp_ies
&&
8916 nla_put(msg
, NL80211_ATTR_IE_PROBE_RESP
,
8917 settings
->proberesp_ies_len
, settings
->proberesp_ies
)) ||
8918 (settings
->assocresp_ies
&&
8919 nla_put(msg
, NL80211_ATTR_IE_ASSOC_RESP
,
8920 settings
->assocresp_ies_len
, settings
->assocresp_ies
)) ||
8921 (settings
->probe_resp
&&
8922 nla_put(msg
, NL80211_ATTR_PROBE_RESP
,
8923 settings
->probe_resp_len
, settings
->probe_resp
)))
8930 static int nl80211_switch_channel(void *priv
, struct csa_settings
*settings
)
8933 struct i802_bss
*bss
= priv
;
8934 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
8935 struct nlattr
*beacon_csa
;
8937 int csa_off_len
= 0;
8940 wpa_printf(MSG_DEBUG
, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
8941 settings
->cs_count
, settings
->block_tx
,
8942 settings
->freq_params
.freq
, settings
->freq_params
.bandwidth
,
8943 settings
->freq_params
.center_freq1
,
8944 settings
->freq_params
.center_freq2
);
8946 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_AP_CSA
)) {
8947 wpa_printf(MSG_DEBUG
, "nl80211: Driver does not support channel switch command");
8951 if (drv
->nlmode
!= NL80211_IFTYPE_AP
&&
8952 drv
->nlmode
!= NL80211_IFTYPE_P2P_GO
&&
8953 drv
->nlmode
!= NL80211_IFTYPE_MESH_POINT
)
8957 * Remove empty counters, assuming Probe Response and Beacon frame
8958 * counters match. This implementation assumes that there are only two
8961 if (settings
->counter_offset_beacon
[0] &&
8962 !settings
->counter_offset_beacon
[1]) {
8964 } else if (settings
->counter_offset_beacon
[1] &&
8965 !settings
->counter_offset_beacon
[0]) {
8967 settings
->counter_offset_beacon
[0] =
8968 settings
->counter_offset_beacon
[1];
8969 settings
->counter_offset_presp
[0] =
8970 settings
->counter_offset_presp
[1];
8971 } else if (settings
->counter_offset_beacon
[1] &&
8972 settings
->counter_offset_beacon
[0]) {
8975 wpa_printf(MSG_ERROR
, "nl80211: No CSA counters provided");
8979 /* Check CSA counters validity */
8980 if (drv
->capa
.max_csa_counters
&&
8981 csa_off_len
> drv
->capa
.max_csa_counters
) {
8982 wpa_printf(MSG_ERROR
,
8983 "nl80211: Too many CSA counters provided");
8987 if (!settings
->beacon_csa
.tail
)
8990 for (i
= 0; i
< csa_off_len
; i
++) {
8991 u16 csa_c_off_bcn
= settings
->counter_offset_beacon
[i
];
8992 u16 csa_c_off_presp
= settings
->counter_offset_presp
[i
];
8994 if ((settings
->beacon_csa
.tail_len
<= csa_c_off_bcn
) ||
8995 (settings
->beacon_csa
.tail
[csa_c_off_bcn
] !=
8996 settings
->cs_count
))
8999 if (settings
->beacon_csa
.probe_resp
&&
9000 ((settings
->beacon_csa
.probe_resp_len
<=
9002 (settings
->beacon_csa
.probe_resp
[csa_c_off_presp
] !=
9003 settings
->cs_count
)))
9007 if (!(msg
= nl80211_bss_msg(bss
, 0, NL80211_CMD_CHANNEL_SWITCH
)) ||
9008 nla_put_u32(msg
, NL80211_ATTR_CH_SWITCH_COUNT
,
9009 settings
->cs_count
) ||
9010 (ret
= nl80211_put_freq_params(msg
, &settings
->freq_params
)) ||
9011 (settings
->block_tx
&&
9012 nla_put_flag(msg
, NL80211_ATTR_CH_SWITCH_BLOCK_TX
)))
9015 /* beacon_after params */
9016 ret
= set_beacon_data(msg
, &settings
->beacon_after
);
9020 /* beacon_csa params */
9021 beacon_csa
= nla_nest_start(msg
, NL80211_ATTR_CSA_IES
);
9025 ret
= set_beacon_data(msg
, &settings
->beacon_csa
);
9029 if (nla_put(msg
, NL80211_ATTR_CSA_C_OFF_BEACON
,
9030 csa_off_len
* sizeof(u16
),
9031 settings
->counter_offset_beacon
) ||
9032 (settings
->beacon_csa
.probe_resp
&&
9033 nla_put(msg
, NL80211_ATTR_CSA_C_OFF_PRESP
,
9034 csa_off_len
* sizeof(u16
),
9035 settings
->counter_offset_presp
)))
9038 nla_nest_end(msg
, beacon_csa
);
9039 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9041 wpa_printf(MSG_DEBUG
, "nl80211: switch_channel failed err=%d (%s)",
9042 ret
, strerror(-ret
));
9050 wpa_printf(MSG_DEBUG
, "nl80211: Could not build channel switch request");
9055 static int nl80211_add_ts(void *priv
, u8 tsid
, const u8
*addr
,
9056 u8 user_priority
, u16 admitted_time
)
9058 struct i802_bss
*bss
= priv
;
9059 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9063 wpa_printf(MSG_DEBUG
,
9064 "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
9065 tsid
, admitted_time
, user_priority
);
9067 if (!is_sta_interface(drv
->nlmode
))
9070 msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_ADD_TX_TS
);
9072 nla_put_u8(msg
, NL80211_ATTR_TSID
, tsid
) ||
9073 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
) ||
9074 nla_put_u8(msg
, NL80211_ATTR_USER_PRIO
, user_priority
) ||
9075 nla_put_u16(msg
, NL80211_ATTR_ADMITTED_TIME
, admitted_time
)) {
9080 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9082 wpa_printf(MSG_DEBUG
, "nl80211: add_ts failed err=%d (%s)",
9083 ret
, strerror(-ret
));
9088 static int nl80211_del_ts(void *priv
, u8 tsid
, const u8
*addr
)
9090 struct i802_bss
*bss
= priv
;
9091 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9095 wpa_printf(MSG_DEBUG
, "nl80211: del_ts request: tsid=%u", tsid
);
9097 if (!is_sta_interface(drv
->nlmode
))
9100 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_DEL_TX_TS
)) ||
9101 nla_put_u8(msg
, NL80211_ATTR_TSID
, tsid
) ||
9102 nla_put(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, addr
)) {
9107 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9109 wpa_printf(MSG_DEBUG
, "nl80211: del_ts failed err=%d (%s)",
9110 ret
, strerror(-ret
));
9115 #ifdef CONFIG_TESTING_OPTIONS
9116 static int cmd_reply_handler(struct nl_msg
*msg
, void *arg
)
9118 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
9119 struct wpabuf
*buf
= arg
;
9124 if ((size_t) genlmsg_attrlen(gnlh
, 0) > wpabuf_tailroom(buf
)) {
9125 wpa_printf(MSG_INFO
, "nl80211: insufficient buffer space for reply");
9129 wpabuf_put_data(buf
, genlmsg_attrdata(gnlh
, 0),
9130 genlmsg_attrlen(gnlh
, 0));
9134 #endif /* CONFIG_TESTING_OPTIONS */
9137 static int vendor_reply_handler(struct nl_msg
*msg
, void *arg
)
9139 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
9140 struct nlattr
*nl_vendor_reply
, *nl
;
9141 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
9142 struct wpabuf
*buf
= arg
;
9148 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
9149 genlmsg_attrlen(gnlh
, 0), NULL
);
9150 nl_vendor_reply
= tb
[NL80211_ATTR_VENDOR_DATA
];
9152 if (!nl_vendor_reply
)
9155 if ((size_t) nla_len(nl_vendor_reply
) > wpabuf_tailroom(buf
)) {
9156 wpa_printf(MSG_INFO
, "nl80211: Vendor command: insufficient buffer space for reply");
9160 nla_for_each_nested(nl
, nl_vendor_reply
, rem
) {
9161 wpabuf_put_data(buf
, nla_data(nl
), nla_len(nl
));
9168 static int nl80211_vendor_cmd(void *priv
, unsigned int vendor_id
,
9169 unsigned int subcmd
, const u8
*data
,
9170 size_t data_len
, struct wpabuf
*buf
)
9172 struct i802_bss
*bss
= priv
;
9173 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9177 #ifdef CONFIG_TESTING_OPTIONS
9178 if (vendor_id
== 0xffffffff) {
9179 msg
= nlmsg_alloc();
9183 nl80211_cmd(drv
, msg
, 0, subcmd
);
9184 if (nlmsg_append(msg
, (void *) data
, data_len
, NLMSG_ALIGNTO
) <
9187 ret
= send_and_recv_msgs(drv
, msg
, cmd_reply_handler
, buf
);
9189 wpa_printf(MSG_DEBUG
, "nl80211: command failed err=%d",
9193 #endif /* CONFIG_TESTING_OPTIONS */
9195 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_VENDOR
)) ||
9196 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, vendor_id
) ||
9197 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
, subcmd
) ||
9199 nla_put(msg
, NL80211_ATTR_VENDOR_DATA
, data_len
, data
)))
9202 ret
= send_and_recv_msgs(drv
, msg
, vendor_reply_handler
, buf
);
9204 wpa_printf(MSG_DEBUG
, "nl80211: vendor command failed err=%d",
9214 static int nl80211_set_qos_map(void *priv
, const u8
*qos_map_set
,
9217 struct i802_bss
*bss
= priv
;
9218 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9222 wpa_hexdump(MSG_DEBUG
, "nl80211: Setting QoS Map",
9223 qos_map_set
, qos_map_set_len
);
9225 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_SET_QOS_MAP
)) ||
9226 nla_put(msg
, NL80211_ATTR_QOS_MAP
, qos_map_set_len
, qos_map_set
)) {
9231 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9233 wpa_printf(MSG_DEBUG
, "nl80211: Setting QoS Map failed");
9239 static int nl80211_set_wowlan(void *priv
,
9240 const struct wowlan_triggers
*triggers
)
9242 struct i802_bss
*bss
= priv
;
9243 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9245 struct nlattr
*wowlan_triggers
;
9248 wpa_printf(MSG_DEBUG
, "nl80211: Setting wowlan");
9250 if (!(msg
= nl80211_cmd_msg(bss
, 0, NL80211_CMD_SET_WOWLAN
)) ||
9251 !(wowlan_triggers
= nla_nest_start(msg
,
9252 NL80211_ATTR_WOWLAN_TRIGGERS
)) ||
9254 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_ANY
)) ||
9255 (triggers
->disconnect
&&
9256 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_DISCONNECT
)) ||
9257 (triggers
->magic_pkt
&&
9258 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_MAGIC_PKT
)) ||
9259 (triggers
->gtk_rekey_failure
&&
9260 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE
)) ||
9261 (triggers
->eap_identity_req
&&
9262 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST
)) ||
9263 (triggers
->four_way_handshake
&&
9264 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE
)) ||
9265 (triggers
->rfkill_release
&&
9266 nla_put_flag(msg
, NL80211_WOWLAN_TRIG_RFKILL_RELEASE
))) {
9271 nla_nest_end(msg
, wowlan_triggers
);
9273 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9275 wpa_printf(MSG_DEBUG
, "nl80211: Setting wowlan failed");
9281 #ifdef CONFIG_DRIVER_NL80211_QCA
9282 static int nl80211_roaming(void *priv
, int allowed
, const u8
*bssid
)
9284 struct i802_bss
*bss
= priv
;
9285 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9287 struct nlattr
*params
;
9289 wpa_printf(MSG_DEBUG
, "nl80211: Roaming policy: allowed=%d", allowed
);
9291 if (!drv
->roaming_vendor_cmd_avail
) {
9292 wpa_printf(MSG_DEBUG
,
9293 "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
9297 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
9298 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
9299 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
9300 QCA_NL80211_VENDOR_SUBCMD_ROAMING
) ||
9301 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
9302 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY
,
9303 allowed
? QCA_ROAMING_ALLOWED_WITHIN_ESS
:
9304 QCA_ROAMING_NOT_ALLOWED
) ||
9306 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_MAC_ADDR
, ETH_ALEN
, bssid
))) {
9310 nla_nest_end(msg
, params
);
9312 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9316 static int nl80211_disable_fils(void *priv
, int disable
)
9318 struct i802_bss
*bss
= priv
;
9319 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9321 struct nlattr
*params
;
9323 wpa_printf(MSG_DEBUG
, "nl80211: Disable FILS=%d", disable
);
9325 if (!drv
->set_wifi_conf_vendor_cmd_avail
)
9328 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
9329 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
9330 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
9331 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION
) ||
9332 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
9333 nla_put_u8(msg
, QCA_WLAN_VENDOR_ATTR_CONFIG_DISABLE_FILS
,
9338 nla_nest_end(msg
, params
);
9340 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9344 /* Reserved QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID value for wpa_supplicant */
9345 #define WPA_SUPPLICANT_CLIENT_ID 1
9347 static int nl80211_set_bssid_blacklist(void *priv
, unsigned int num_bssid
,
9350 struct i802_bss
*bss
= priv
;
9351 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9353 struct nlattr
*params
, *nlbssids
, *attr
;
9356 wpa_printf(MSG_DEBUG
, "nl80211: Set blacklist BSSID (num=%u)",
9359 if (!drv
->roam_vendor_cmd_avail
)
9362 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
9363 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
9364 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
9365 QCA_NL80211_VENDOR_SUBCMD_ROAM
) ||
9366 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
9367 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_ROAMING_SUBCMD
,
9368 QCA_WLAN_VENDOR_ATTR_ROAM_SUBCMD_SET_BLACKLIST_BSSID
) ||
9369 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID
,
9370 WPA_SUPPLICANT_CLIENT_ID
) ||
9372 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_NUM_BSSID
,
9376 nlbssids
= nla_nest_start(
9377 msg
, QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS
);
9381 for (i
= 0; i
< num_bssid
; i
++) {
9382 attr
= nla_nest_start(msg
, i
);
9386 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_BSSID
,
9387 ETH_ALEN
, &bssid
[i
* ETH_ALEN
]))
9389 wpa_printf(MSG_DEBUG
, "nl80211: BSSID[%u]: " MACSTR
, i
,
9390 MAC2STR(&bssid
[i
* ETH_ALEN
]));
9391 nla_nest_end(msg
, attr
);
9393 nla_nest_end(msg
, nlbssids
);
9394 nla_nest_end(msg
, params
);
9396 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9403 #endif /* CONFIG_DRIVER_NL80211_QCA */
9406 static int nl80211_set_mac_addr(void *priv
, const u8
*addr
)
9408 struct i802_bss
*bss
= priv
;
9409 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9410 int new_addr
= addr
!= NULL
;
9416 addr
= drv
->perm_addr
;
9418 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 0) < 0)
9421 if (linux_set_ifhwaddr(drv
->global
->ioctl_sock
, bss
->ifname
, addr
) < 0)
9423 wpa_printf(MSG_DEBUG
,
9424 "nl80211: failed to set_mac_addr for %s to " MACSTR
,
9425 bss
->ifname
, MAC2STR(addr
));
9426 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
,
9428 wpa_printf(MSG_DEBUG
,
9429 "nl80211: Could not restore interface UP after failed set_mac_addr");
9434 wpa_printf(MSG_DEBUG
, "nl80211: set_mac_addr for %s to " MACSTR
,
9435 bss
->ifname
, MAC2STR(addr
));
9436 drv
->addr_changed
= new_addr
;
9437 os_memcpy(bss
->addr
, addr
, ETH_ALEN
);
9439 if (linux_set_iface_flags(drv
->global
->ioctl_sock
, bss
->ifname
, 1) < 0)
9441 wpa_printf(MSG_DEBUG
,
9442 "nl80211: Could not restore interface UP after set_mac_addr");
9451 static int wpa_driver_nl80211_init_mesh(void *priv
)
9453 if (wpa_driver_nl80211_set_mode(priv
, NL80211_IFTYPE_MESH_POINT
)) {
9454 wpa_printf(MSG_INFO
,
9455 "nl80211: Failed to set interface into mesh mode");
9462 static int nl80211_put_mesh_id(struct nl_msg
*msg
, const u8
*mesh_id
,
9466 wpa_printf(MSG_DEBUG
, " * Mesh ID (SSID)=%s",
9467 wpa_ssid_txt(mesh_id
, mesh_id_len
));
9468 return nla_put(msg
, NL80211_ATTR_MESH_ID
, mesh_id_len
, mesh_id
);
9475 static int nl80211_put_mesh_config(struct nl_msg
*msg
,
9476 struct wpa_driver_mesh_bss_params
*params
)
9478 struct nlattr
*container
;
9480 container
= nla_nest_start(msg
, NL80211_ATTR_MESH_CONFIG
);
9484 if (((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS
) &&
9485 nla_put_u8(msg
, NL80211_MESHCONF_AUTO_OPEN_PLINKS
,
9486 params
->auto_plinks
)) ||
9487 ((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS
) &&
9488 nla_put_u16(msg
, NL80211_MESHCONF_MAX_PEER_LINKS
,
9489 params
->max_peer_links
)) ||
9490 ((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_RSSI_THRESHOLD
) &&
9491 nla_put_u32(msg
, NL80211_MESHCONF_RSSI_THRESHOLD
,
9492 params
->rssi_threshold
)))
9496 * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
9497 * the timer could disconnect stations even in that case.
9499 if ((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT
) &&
9500 nla_put_u32(msg
, NL80211_MESHCONF_PLINK_TIMEOUT
,
9501 params
->peer_link_timeout
)) {
9502 wpa_printf(MSG_ERROR
, "nl80211: Failed to set PLINK_TIMEOUT");
9506 if ((params
->flags
& WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE
) &&
9507 nla_put_u16(msg
, NL80211_MESHCONF_HT_OPMODE
, params
->ht_opmode
)) {
9508 wpa_printf(MSG_ERROR
, "nl80211: Failed to set HT_OP_MODE");
9512 nla_nest_end(msg
, container
);
9518 static int nl80211_join_mesh(struct i802_bss
*bss
,
9519 struct wpa_driver_mesh_join_params
*params
)
9521 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9523 struct nlattr
*container
;
9526 wpa_printf(MSG_DEBUG
, "nl80211: mesh join (ifindex=%d)", drv
->ifindex
);
9527 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_JOIN_MESH
);
9529 nl80211_put_freq_params(msg
, ¶ms
->freq
) ||
9530 nl80211_put_basic_rates(msg
, params
->basic_rates
) ||
9531 nl80211_put_mesh_id(msg
, params
->meshid
, params
->meshid_len
) ||
9532 nl80211_put_beacon_int(msg
, params
->beacon_int
) ||
9533 nl80211_put_dtim_period(msg
, params
->dtim_period
))
9536 wpa_printf(MSG_DEBUG
, " * flags=%08X", params
->flags
);
9538 container
= nla_nest_start(msg
, NL80211_ATTR_MESH_SETUP
);
9543 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->ies
, params
->ie_len
);
9544 if (nla_put(msg
, NL80211_MESH_SETUP_IE
, params
->ie_len
,
9548 /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
9549 if (params
->flags
& WPA_DRIVER_MESH_FLAG_SAE_AUTH
) {
9550 if (nla_put_u8(msg
, NL80211_MESH_SETUP_AUTH_PROTOCOL
, 0x1) ||
9551 nla_put_flag(msg
, NL80211_MESH_SETUP_USERSPACE_AUTH
))
9554 if ((params
->flags
& WPA_DRIVER_MESH_FLAG_AMPE
) &&
9555 nla_put_flag(msg
, NL80211_MESH_SETUP_USERSPACE_AMPE
))
9557 if ((params
->flags
& WPA_DRIVER_MESH_FLAG_USER_MPM
) &&
9558 nla_put_flag(msg
, NL80211_MESH_SETUP_USERSPACE_MPM
))
9560 nla_nest_end(msg
, container
);
9562 params
->conf
.flags
|= WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS
;
9563 params
->conf
.flags
|= WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT
;
9564 params
->conf
.flags
|= WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS
;
9565 if (nl80211_put_mesh_config(msg
, ¶ms
->conf
) < 0)
9568 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9571 wpa_printf(MSG_DEBUG
, "nl80211: mesh join failed: ret=%d (%s)",
9572 ret
, strerror(-ret
));
9576 drv
->assoc_freq
= bss
->freq
= params
->freq
.freq
;
9577 wpa_printf(MSG_DEBUG
, "nl80211: mesh join request send successfully");
9586 wpa_driver_nl80211_join_mesh(void *priv
,
9587 struct wpa_driver_mesh_join_params
*params
)
9589 struct i802_bss
*bss
= priv
;
9592 timeout
= params
->conf
.peer_link_timeout
;
9594 /* Disable kernel inactivity timer */
9595 if (params
->flags
& WPA_DRIVER_MESH_FLAG_USER_MPM
)
9596 params
->conf
.peer_link_timeout
= 0;
9598 ret
= nl80211_join_mesh(bss
, params
);
9599 if (ret
== -EINVAL
&& params
->conf
.peer_link_timeout
== 0) {
9600 wpa_printf(MSG_DEBUG
,
9601 "nl80211: Mesh join retry for peer_link_timeout");
9603 * Old kernel does not support setting
9604 * NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
9605 * into future from peer_link_timeout.
9607 params
->conf
.peer_link_timeout
= timeout
+ 60;
9608 ret
= nl80211_join_mesh(priv
, params
);
9611 params
->conf
.peer_link_timeout
= timeout
;
9616 static int wpa_driver_nl80211_leave_mesh(void *priv
)
9618 struct i802_bss
*bss
= priv
;
9619 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9623 wpa_printf(MSG_DEBUG
, "nl80211: mesh leave (ifindex=%d)", drv
->ifindex
);
9624 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_LEAVE_MESH
);
9625 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
9627 wpa_printf(MSG_DEBUG
, "nl80211: mesh leave failed: ret=%d (%s)",
9628 ret
, strerror(-ret
));
9630 wpa_printf(MSG_DEBUG
,
9631 "nl80211: mesh leave request send successfully");
9634 if (wpa_driver_nl80211_set_mode(drv
->first_bss
,
9635 NL80211_IFTYPE_STATION
)) {
9636 wpa_printf(MSG_INFO
,
9637 "nl80211: Failed to set interface into station mode");
9642 #endif /* CONFIG_MESH */
9645 static int wpa_driver_br_add_ip_neigh(void *priv
, u8 version
,
9646 const u8
*ipaddr
, int prefixlen
,
9649 #ifdef CONFIG_LIBNL3_ROUTE
9650 struct i802_bss
*bss
= priv
;
9651 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9652 struct rtnl_neigh
*rn
;
9653 struct nl_addr
*nl_ipaddr
= NULL
;
9654 struct nl_addr
*nl_lladdr
= NULL
;
9655 int family
, addrsize
;
9658 if (!ipaddr
|| prefixlen
== 0 || !addr
)
9661 if (bss
->br_ifindex
== 0) {
9662 wpa_printf(MSG_DEBUG
,
9663 "nl80211: bridge must be set before adding an ip neigh to it");
9667 if (!drv
->rtnl_sk
) {
9668 wpa_printf(MSG_DEBUG
,
9669 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
9676 } else if (version
== 6) {
9683 rn
= rtnl_neigh_alloc();
9687 /* set the destination ip address for neigh */
9688 nl_ipaddr
= nl_addr_build(family
, (void *) ipaddr
, addrsize
);
9689 if (nl_ipaddr
== NULL
) {
9690 wpa_printf(MSG_DEBUG
, "nl80211: nl_ipaddr build failed");
9694 nl_addr_set_prefixlen(nl_ipaddr
, prefixlen
);
9695 res
= rtnl_neigh_set_dst(rn
, nl_ipaddr
);
9697 wpa_printf(MSG_DEBUG
,
9698 "nl80211: neigh set destination addr failed");
9702 /* set the corresponding lladdr for neigh */
9703 nl_lladdr
= nl_addr_build(AF_BRIDGE
, (u8
*) addr
, ETH_ALEN
);
9704 if (nl_lladdr
== NULL
) {
9705 wpa_printf(MSG_DEBUG
, "nl80211: neigh set lladdr failed");
9709 rtnl_neigh_set_lladdr(rn
, nl_lladdr
);
9711 rtnl_neigh_set_ifindex(rn
, bss
->br_ifindex
);
9712 rtnl_neigh_set_state(rn
, NUD_PERMANENT
);
9714 res
= rtnl_neigh_add(drv
->rtnl_sk
, rn
, NLM_F_CREATE
);
9716 wpa_printf(MSG_DEBUG
,
9717 "nl80211: Adding bridge ip neigh failed: %s",
9722 nl_addr_put(nl_lladdr
);
9724 nl_addr_put(nl_ipaddr
);
9728 #else /* CONFIG_LIBNL3_ROUTE */
9730 #endif /* CONFIG_LIBNL3_ROUTE */
9734 static int wpa_driver_br_delete_ip_neigh(void *priv
, u8 version
,
9737 #ifdef CONFIG_LIBNL3_ROUTE
9738 struct i802_bss
*bss
= priv
;
9739 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9740 struct rtnl_neigh
*rn
;
9741 struct nl_addr
*nl_ipaddr
;
9742 int family
, addrsize
;
9751 } else if (version
== 6) {
9758 if (bss
->br_ifindex
== 0) {
9759 wpa_printf(MSG_DEBUG
,
9760 "nl80211: bridge must be set to delete an ip neigh");
9764 if (!drv
->rtnl_sk
) {
9765 wpa_printf(MSG_DEBUG
,
9766 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
9770 rn
= rtnl_neigh_alloc();
9774 /* set the destination ip address for neigh */
9775 nl_ipaddr
= nl_addr_build(family
, (void *) ipaddr
, addrsize
);
9776 if (nl_ipaddr
== NULL
) {
9777 wpa_printf(MSG_DEBUG
, "nl80211: nl_ipaddr build failed");
9781 res
= rtnl_neigh_set_dst(rn
, nl_ipaddr
);
9783 wpa_printf(MSG_DEBUG
,
9784 "nl80211: neigh set destination addr failed");
9788 rtnl_neigh_set_ifindex(rn
, bss
->br_ifindex
);
9790 res
= rtnl_neigh_delete(drv
->rtnl_sk
, rn
, 0);
9792 wpa_printf(MSG_DEBUG
,
9793 "nl80211: Deleting bridge ip neigh failed: %s",
9798 nl_addr_put(nl_ipaddr
);
9802 #else /* CONFIG_LIBNL3_ROUTE */
9804 #endif /* CONFIG_LIBNL3_ROUTE */
9808 static int linux_write_system_file(const char *path
, unsigned int val
)
9813 len
= os_snprintf(buf
, sizeof(buf
), "%u\n", val
);
9814 if (os_snprintf_error(sizeof(buf
), len
))
9817 fd
= open(path
, O_WRONLY
);
9821 if (write(fd
, buf
, len
) < 0) {
9822 wpa_printf(MSG_DEBUG
,
9823 "nl80211: Failed to write Linux system file: %s with the value of %d",
9834 static const char * drv_br_port_attr_str(enum drv_br_port_attr attr
)
9837 case DRV_BR_PORT_ATTR_PROXYARP
:
9838 return "proxyarp_wifi";
9839 case DRV_BR_PORT_ATTR_HAIRPIN_MODE
:
9840 return "hairpin_mode";
9847 static int wpa_driver_br_port_set_attr(void *priv
, enum drv_br_port_attr attr
,
9850 struct i802_bss
*bss
= priv
;
9852 const char *attr_txt
;
9854 attr_txt
= drv_br_port_attr_str(attr
);
9855 if (attr_txt
== NULL
)
9858 os_snprintf(path
, sizeof(path
), "/sys/class/net/%s/brport/%s",
9859 bss
->ifname
, attr_txt
);
9861 if (linux_write_system_file(path
, val
))
9868 static const char * drv_br_net_param_str(enum drv_br_net_param param
)
9871 case DRV_BR_NET_PARAM_GARP_ACCEPT
:
9872 return "arp_accept";
9879 static int wpa_driver_br_set_net_param(void *priv
, enum drv_br_net_param param
,
9882 struct i802_bss
*bss
= priv
;
9884 const char *param_txt
;
9887 if (param
== DRV_BR_MULTICAST_SNOOPING
) {
9888 os_snprintf(path
, sizeof(path
),
9889 "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
9894 param_txt
= drv_br_net_param_str(param
);
9895 if (param_txt
== NULL
)
9899 case DRV_BR_NET_PARAM_GARP_ACCEPT
:
9906 os_snprintf(path
, sizeof(path
), "/proc/sys/net/ipv%d/conf/%s/%s",
9907 ip_version
, bss
->brname
, param_txt
);
9910 if (linux_write_system_file(path
, val
))
9917 #ifdef CONFIG_DRIVER_NL80211_QCA
9919 static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode
)
9922 case HOSTAPD_MODE_IEEE80211B
:
9923 return QCA_ACS_MODE_IEEE80211B
;
9924 case HOSTAPD_MODE_IEEE80211G
:
9925 return QCA_ACS_MODE_IEEE80211G
;
9926 case HOSTAPD_MODE_IEEE80211A
:
9927 return QCA_ACS_MODE_IEEE80211A
;
9928 case HOSTAPD_MODE_IEEE80211AD
:
9929 return QCA_ACS_MODE_IEEE80211AD
;
9930 case HOSTAPD_MODE_IEEE80211ANY
:
9931 return QCA_ACS_MODE_IEEE80211ANY
;
9938 static int add_acs_freq_list(struct nl_msg
*msg
, const int *freq_list
)
9945 len
= int_array_len(freq_list
);
9946 freqs
= os_malloc(sizeof(u32
) * len
);
9949 for (i
= 0; i
< len
; i
++)
9950 freqs
[i
] = freq_list
[i
];
9951 ret
= nla_put(msg
, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST
,
9952 sizeof(u32
) * len
, freqs
);
9958 static int wpa_driver_do_acs(void *priv
, struct drv_acs_params
*params
)
9960 struct i802_bss
*bss
= priv
;
9961 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
9963 struct nlattr
*data
;
9967 mode
= hw_mode_to_qca_acs(params
->hw_mode
);
9971 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
9972 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
9973 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
9974 QCA_NL80211_VENDOR_SUBCMD_DO_ACS
) ||
9975 !(data
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
9976 nla_put_u8(msg
, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE
, mode
) ||
9977 (params
->ht_enabled
&&
9978 nla_put_flag(msg
, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED
)) ||
9979 (params
->ht40_enabled
&&
9980 nla_put_flag(msg
, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED
)) ||
9981 (params
->vht_enabled
&&
9982 nla_put_flag(msg
, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED
)) ||
9983 nla_put_u16(msg
, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH
,
9984 params
->ch_width
) ||
9985 (params
->ch_list_len
&&
9986 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST
, params
->ch_list_len
,
9987 params
->ch_list
)) ||
9988 add_acs_freq_list(msg
, params
->freq_list
)) {
9992 nla_nest_end(msg
, data
);
9994 wpa_printf(MSG_DEBUG
,
9995 "nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d CH_LIST_LEN: %u",
9996 params
->hw_mode
, params
->ht_enabled
, params
->ht40_enabled
,
9997 params
->vht_enabled
, params
->ch_width
, params
->ch_list_len
);
9999 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10001 wpa_printf(MSG_DEBUG
,
10002 "nl80211: Failed to invoke driver ACS function: %s",
10009 static int nl80211_set_band(void *priv
, enum set_band band
)
10011 struct i802_bss
*bss
= priv
;
10012 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10013 struct nl_msg
*msg
;
10014 struct nlattr
*data
;
10016 enum qca_set_band qca_band
;
10018 if (!drv
->setband_vendor_cmd_avail
)
10022 case WPA_SETBAND_AUTO
:
10023 qca_band
= QCA_SETBAND_AUTO
;
10025 case WPA_SETBAND_5G
:
10026 qca_band
= QCA_SETBAND_5G
;
10028 case WPA_SETBAND_2G
:
10029 qca_band
= QCA_SETBAND_2G
;
10035 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10036 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10037 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10038 QCA_NL80211_VENDOR_SUBCMD_SETBAND
) ||
10039 !(data
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
10040 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE
, qca_band
)) {
10044 nla_nest_end(msg
, data
);
10046 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10048 wpa_printf(MSG_DEBUG
,
10049 "nl80211: Driver setband function failed: %s",
10056 struct nl80211_pcl
{
10058 unsigned int *freq_list
;
10061 static int preferred_freq_info_handler(struct nl_msg
*msg
, void *arg
)
10063 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
10064 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
10065 struct nl80211_pcl
*param
= arg
;
10066 struct nlattr
*nl_vend
, *attr
;
10067 enum qca_iface_type iface_type
;
10068 struct nlattr
*tb_vendor
[QCA_WLAN_VENDOR_ATTR_MAX
+ 1];
10069 unsigned int num
, max_num
;
10072 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
10073 genlmsg_attrlen(gnlh
, 0), NULL
);
10075 nl_vend
= tb
[NL80211_ATTR_VENDOR_DATA
];
10079 nla_parse(tb_vendor
, QCA_WLAN_VENDOR_ATTR_MAX
,
10080 nla_data(nl_vend
), nla_len(nl_vend
), NULL
);
10083 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE
];
10085 wpa_printf(MSG_ERROR
, "nl80211: iface_type couldn't be found");
10090 iface_type
= (enum qca_iface_type
) nla_get_u32(attr
);
10091 wpa_printf(MSG_DEBUG
, "nl80211: Driver returned iface_type=%d",
10094 attr
= tb_vendor
[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST
];
10096 wpa_printf(MSG_ERROR
,
10097 "nl80211: preferred_freq_list couldn't be found");
10103 * param->num has the maximum number of entries for which there
10104 * is room in the freq_list provided by the caller.
10106 freqs
= nla_data(attr
);
10107 max_num
= nla_len(attr
) / sizeof(u32
);
10108 if (max_num
> param
->num
)
10109 max_num
= param
->num
;
10110 for (num
= 0; num
< max_num
; num
++)
10111 param
->freq_list
[num
] = freqs
[num
];
10118 static int nl80211_get_pref_freq_list(void *priv
,
10119 enum wpa_driver_if_type if_type
,
10121 unsigned int *freq_list
)
10123 struct i802_bss
*bss
= priv
;
10124 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10125 struct nl_msg
*msg
;
10128 struct nlattr
*params
;
10129 struct nl80211_pcl param
;
10130 enum qca_iface_type iface_type
;
10132 if (!drv
->get_pref_freq_list
)
10136 case WPA_IF_STATION
:
10137 iface_type
= QCA_IFACE_TYPE_STA
;
10139 case WPA_IF_AP_BSS
:
10140 iface_type
= QCA_IFACE_TYPE_AP
;
10142 case WPA_IF_P2P_GO
:
10143 iface_type
= QCA_IFACE_TYPE_P2P_GO
;
10145 case WPA_IF_P2P_CLIENT
:
10146 iface_type
= QCA_IFACE_TYPE_P2P_CLIENT
;
10149 iface_type
= QCA_IFACE_TYPE_IBSS
;
10152 iface_type
= QCA_IFACE_TYPE_TDLS
;
10159 param
.freq_list
= freq_list
;
10161 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10162 nla_put_u32(msg
, NL80211_ATTR_IFINDEX
, drv
->ifindex
) ||
10163 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10164 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10165 QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST
) ||
10166 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
10168 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE
,
10170 wpa_printf(MSG_ERROR
,
10171 "%s: err in adding vendor_cmd and vendor_data",
10176 nla_nest_end(msg
, params
);
10178 os_memset(freq_list
, 0, *num
* sizeof(freq_list
[0]));
10179 ret
= send_and_recv_msgs(drv
, msg
, preferred_freq_info_handler
, ¶m
);
10181 wpa_printf(MSG_ERROR
,
10182 "%s: err in send_and_recv_msgs", __func__
);
10188 for (i
= 0; i
< *num
; i
++) {
10189 wpa_printf(MSG_DEBUG
, "nl80211: preferred_channel_list[%d]=%d",
10197 static int nl80211_set_prob_oper_freq(void *priv
, unsigned int freq
)
10199 struct i802_bss
*bss
= priv
;
10200 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10201 struct nl_msg
*msg
;
10203 struct nlattr
*params
;
10205 if (!drv
->set_prob_oper_freq
)
10208 wpa_printf(MSG_DEBUG
,
10209 "nl80211: Set P2P probable operating freq %u for ifindex %d",
10210 freq
, bss
->ifindex
);
10212 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10213 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10214 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10215 QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL
) ||
10216 !(params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
)) ||
10218 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE
,
10219 QCA_IFACE_TYPE_P2P_CLIENT
) ||
10221 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ
,
10223 wpa_printf(MSG_ERROR
,
10224 "%s: err in adding vendor_cmd and vendor_data",
10229 nla_nest_end(msg
, params
);
10231 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10234 wpa_printf(MSG_ERROR
, "%s: err in send_and_recv_msgs",
10243 static int nl80211_p2p_lo_start(void *priv
, unsigned int freq
,
10244 unsigned int period
, unsigned int interval
,
10245 unsigned int count
, const u8
*device_types
,
10246 size_t dev_types_len
,
10247 const u8
*ies
, size_t ies_len
)
10249 struct i802_bss
*bss
= priv
;
10250 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10251 struct nl_msg
*msg
;
10252 struct nlattr
*container
;
10255 wpa_printf(MSG_DEBUG
,
10256 "nl80211: Start P2P Listen offload: freq=%u, period=%u, interval=%u, count=%u",
10257 freq
, period
, interval
, count
);
10259 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD
))
10262 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10263 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10264 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10265 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_START
))
10268 container
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
);
10272 if (nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_CHANNEL
,
10274 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_PERIOD
,
10276 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_INTERVAL
,
10278 nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_COUNT
,
10280 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_DEVICE_TYPES
,
10281 dev_types_len
, device_types
) ||
10282 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_VENDOR_IE
,
10286 nla_nest_end(msg
, container
);
10287 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10290 wpa_printf(MSG_DEBUG
,
10291 "nl80211: Failed to send P2P Listen offload vendor command");
10303 static int nl80211_p2p_lo_stop(void *priv
)
10305 struct i802_bss
*bss
= priv
;
10306 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10307 struct nl_msg
*msg
;
10309 wpa_printf(MSG_DEBUG
, "nl80211: Stop P2P Listen offload");
10311 if (!(drv
->capa
.flags
& WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD
))
10314 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10315 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10316 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10317 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP
)) {
10322 return send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10326 static int nl80211_set_tdls_mode(void *priv
, int tdls_external_control
)
10328 struct i802_bss
*bss
= priv
;
10329 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10330 struct nl_msg
*msg
;
10331 struct nlattr
*params
;
10335 wpa_printf(MSG_DEBUG
,
10336 "nl80211: Set TDKS mode: tdls_external_control=%d",
10337 tdls_external_control
);
10339 if (tdls_external_control
== 1)
10340 tdls_mode
= QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_IMPLICIT
|
10341 QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXTERNAL
;
10343 tdls_mode
= QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXPLICIT
;
10345 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10346 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10347 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10348 QCA_NL80211_VENDOR_SUBCMD_CONFIGURE_TDLS
))
10351 params
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
);
10355 if (nla_put_u32(msg
, QCA_WLAN_VENDOR_ATTR_TDLS_CONFIG_TRIGGER_MODE
,
10359 nla_nest_end(msg
, params
);
10361 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10364 wpa_printf(MSG_ERROR
,
10365 "nl80211: Set TDLS mode failed: ret=%d (%s)",
10366 ret
, strerror(-ret
));
10378 static enum mbo_transition_reject_reason
10379 nl80211_mbo_reject_reason_mapping(enum qca_wlan_btm_candidate_status status
)
10382 case QCA_STATUS_REJECT_EXCESSIVE_FRAME_LOSS_EXPECTED
:
10383 return MBO_TRANSITION_REJECT_REASON_FRAME_LOSS
;
10384 case QCA_STATUS_REJECT_EXCESSIVE_DELAY_EXPECTED
:
10385 return MBO_TRANSITION_REJECT_REASON_DELAY
;
10386 case QCA_STATUS_REJECT_INSUFFICIENT_QOS_CAPACITY
:
10387 return MBO_TRANSITION_REJECT_REASON_QOS_CAPACITY
;
10388 case QCA_STATUS_REJECT_LOW_RSSI
:
10389 return MBO_TRANSITION_REJECT_REASON_RSSI
;
10390 case QCA_STATUS_REJECT_HIGH_INTERFERENCE
:
10391 return MBO_TRANSITION_REJECT_REASON_INTERFERENCE
;
10392 case QCA_STATUS_REJECT_UNKNOWN
:
10394 return MBO_TRANSITION_REJECT_REASON_UNSPECIFIED
;
10399 static void nl80211_parse_btm_candidate_info(struct candidate_list
*candidate
,
10400 struct nlattr
*tb
[], int num
)
10402 enum qca_wlan_btm_candidate_status status
;
10405 os_memcpy(candidate
->bssid
,
10406 nla_data(tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID
]),
10409 status
= nla_get_u32(
10410 tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS
]);
10411 candidate
->is_accept
= status
== QCA_STATUS_ACCEPT
;
10412 candidate
->reject_reason
= nl80211_mbo_reject_reason_mapping(status
);
10414 if (candidate
->is_accept
)
10415 os_snprintf(buf
, sizeof(buf
), "Accepted");
10417 os_snprintf(buf
, sizeof(buf
),
10418 "Rejected, Reject_reason: %d",
10419 candidate
->reject_reason
);
10420 wpa_printf(MSG_DEBUG
, "nl80211: BSSID[%d]: " MACSTR
" %s",
10421 num
, MAC2STR(candidate
->bssid
), buf
);
10426 nl80211_get_bss_transition_status_handler(struct nl_msg
*msg
, void *arg
)
10428 struct wpa_bss_candidate_info
*info
= arg
;
10429 struct candidate_list
*candidate
= info
->candidates
;
10430 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
10431 struct nlattr
*tb_vendor
[QCA_WLAN_VENDOR_ATTR_MAX
+ 1];
10432 struct nlattr
*tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX
+ 1];
10433 static struct nla_policy policy
[
10434 QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX
+ 1] = {
10435 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID
] = {
10438 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS
] = {
10442 struct nlattr
*attr
;
10444 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
10447 num
= info
->num
; /* number of candidates sent to driver */
10449 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
10450 genlmsg_attrlen(gnlh
, 0), NULL
);
10452 if (!tb_msg
[NL80211_ATTR_VENDOR_DATA
] ||
10453 nla_parse_nested(tb_vendor
, QCA_WLAN_VENDOR_ATTR_MAX
,
10454 tb_msg
[NL80211_ATTR_VENDOR_DATA
], NULL
) ||
10455 !tb_vendor
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO
])
10458 wpa_printf(MSG_DEBUG
,
10459 "nl80211: WNM Candidate list received from driver");
10460 nla_for_each_nested(attr
,
10461 tb_vendor
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO
],
10463 if (info
->num
>= num
||
10465 tb
, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX
,
10467 !tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID
] ||
10468 !tb
[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS
])
10471 nl80211_parse_btm_candidate_info(candidate
, tb
, info
->num
);
10481 static struct wpa_bss_candidate_info
*
10482 nl80211_get_bss_transition_status(void *priv
, struct wpa_bss_trans_info
*params
)
10484 struct i802_bss
*bss
= priv
;
10485 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10486 struct nl_msg
*msg
;
10487 struct nlattr
*attr
, *attr1
, *attr2
;
10488 struct wpa_bss_candidate_info
*info
;
10493 if (!drv
->fetch_bss_trans_status
)
10496 info
= os_zalloc(sizeof(*info
));
10499 /* Allocate memory for number of candidates sent to driver */
10500 info
->candidates
= os_calloc(params
->n_candidates
,
10501 sizeof(*info
->candidates
));
10502 if (!info
->candidates
) {
10507 /* Copy the number of candidates being sent to driver. This is used in
10508 * nl80211_get_bss_transition_status_handler() to limit the number of
10509 * candidates that can be populated in info->candidates and will be
10510 * later overwritten with the actual number of candidates received from
10513 info
->num
= params
->n_candidates
;
10515 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10516 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10517 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10518 QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS
))
10521 attr
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
);
10525 if (nla_put_u8(msg
, QCA_WLAN_VENDOR_ATTR_BTM_MBO_TRANSITION_REASON
,
10526 params
->mbo_transition_reason
))
10529 attr1
= nla_nest_start(msg
, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO
);
10533 wpa_printf(MSG_DEBUG
,
10534 "nl80211: WNM Candidate list info sending to driver: mbo_transition_reason: %d n_candidates: %d",
10535 params
->mbo_transition_reason
, params
->n_candidates
);
10536 pos
= params
->bssid
;
10537 for (i
= 0; i
< params
->n_candidates
; i
++) {
10538 wpa_printf(MSG_DEBUG
, "nl80211: BSSID[%d]: " MACSTR
, i
,
10540 attr2
= nla_nest_start(msg
, i
);
10542 nla_put(msg
, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID
,
10546 nla_nest_end(msg
, attr2
);
10549 nla_nest_end(msg
, attr1
);
10550 nla_nest_end(msg
, attr
);
10552 ret
= send_and_recv_msgs(drv
, msg
,
10553 nl80211_get_bss_transition_status_handler
,
10557 wpa_printf(MSG_ERROR
,
10558 "nl80211: WNM Get BSS transition status failed: ret=%d (%s)",
10559 ret
, strerror(-ret
));
10566 os_free(info
->candidates
);
10573 * nl80211_ignore_assoc_disallow - Configure driver to ignore assoc_disallow
10574 * @priv: Pointer to private driver data from wpa_driver_nl80211_init()
10575 * @ignore_assoc_disallow: 0 to not ignore, 1 to ignore
10576 * Returns: 0 on success, -1 on failure
10578 static int nl80211_ignore_assoc_disallow(void *priv
, int ignore_disallow
)
10580 struct i802_bss
*bss
= priv
;
10581 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10582 struct nl_msg
*msg
;
10583 struct nlattr
*attr
;
10586 if (!drv
->set_wifi_conf_vendor_cmd_avail
)
10589 if (!(msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_VENDOR
)) ||
10590 nla_put_u32(msg
, NL80211_ATTR_VENDOR_ID
, OUI_QCA
) ||
10591 nla_put_u32(msg
, NL80211_ATTR_VENDOR_SUBCMD
,
10592 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION
))
10595 attr
= nla_nest_start(msg
, NL80211_ATTR_VENDOR_DATA
);
10599 wpa_printf(MSG_DEBUG
, "nl80211: Set ignore_assoc_disallow %d",
10601 if (nla_put_u8(msg
, QCA_WLAN_VENDOR_ATTR_CONFIG_IGNORE_ASSOC_DISALLOWED
,
10605 nla_nest_end(msg
, attr
);
10607 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10610 wpa_printf(MSG_ERROR
,
10611 "nl80211: Set ignore_assoc_disallow failed: ret=%d (%s)",
10612 ret
, strerror(-ret
));
10621 #endif /* CONFIG_MBO */
10623 #endif /* CONFIG_DRIVER_NL80211_QCA */
10626 static int nl80211_write_to_file(const char *name
, unsigned int val
)
10631 fd
= open(name
, O_RDWR
);
10633 wpa_printf(MSG_ERROR
, "nl80211: Failed to open %s: %s",
10634 name
, strerror(errno
));
10638 len
= os_snprintf(tmp
, sizeof(tmp
), "%u\n", val
);
10639 len
= write(fd
, tmp
, len
);
10641 wpa_printf(MSG_ERROR
, "nl80211: Failed to write to %s: %s",
10642 name
, strerror(errno
));
10649 static int nl80211_configure_data_frame_filters(void *priv
, u32 filter_flags
)
10651 struct i802_bss
*bss
= priv
;
10655 wpa_printf(MSG_DEBUG
, "nl80211: Data frame filter flags=0x%x",
10658 /* Configure filtering of unicast frame encrypted using GTK */
10659 ret
= os_snprintf(path
, sizeof(path
),
10660 "/proc/sys/net/ipv4/conf/%s/drop_unicast_in_l2_multicast",
10662 if (os_snprintf_error(sizeof(path
), ret
))
10665 ret
= nl80211_write_to_file(path
,
10667 WPA_DATA_FRAME_FILTER_FLAG_GTK
));
10669 wpa_printf(MSG_ERROR
,
10670 "nl80211: Failed to set IPv4 unicast in multicast filter");
10674 os_snprintf(path
, sizeof(path
),
10675 "/proc/sys/net/ipv6/conf/%s/drop_unicast_in_l2_multicast",
10677 ret
= nl80211_write_to_file(path
,
10679 WPA_DATA_FRAME_FILTER_FLAG_GTK
));
10682 wpa_printf(MSG_ERROR
,
10683 "nl80211: Failed to set IPv6 unicast in multicast filter");
10687 /* Configure filtering of unicast frame encrypted using GTK */
10688 os_snprintf(path
, sizeof(path
),
10689 "/proc/sys/net/ipv4/conf/%s/drop_gratuitous_arp",
10691 ret
= nl80211_write_to_file(path
,
10693 WPA_DATA_FRAME_FILTER_FLAG_ARP
));
10695 wpa_printf(MSG_ERROR
,
10696 "nl80211: Failed set gratuitous ARP filter");
10700 /* Configure filtering of IPv6 NA frames */
10701 os_snprintf(path
, sizeof(path
),
10702 "/proc/sys/net/ipv6/conf/%s/drop_unsolicited_na",
10704 ret
= nl80211_write_to_file(path
,
10706 WPA_DATA_FRAME_FILTER_FLAG_NA
));
10708 wpa_printf(MSG_ERROR
,
10709 "nl80211: Failed to set unsolicited NA filter");
10717 static int nl80211_get_ext_capab(void *priv
, enum wpa_driver_if_type type
,
10718 const u8
**ext_capa
, const u8
**ext_capa_mask
,
10719 unsigned int *ext_capa_len
)
10721 struct i802_bss
*bss
= priv
;
10722 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10723 enum nl80211_iftype nlmode
;
10726 if (!ext_capa
|| !ext_capa_mask
|| !ext_capa_len
)
10729 nlmode
= wpa_driver_nl80211_if_type(type
);
10731 /* By default, use the per-radio values */
10732 *ext_capa
= drv
->extended_capa
;
10733 *ext_capa_mask
= drv
->extended_capa_mask
;
10734 *ext_capa_len
= drv
->extended_capa_len
;
10736 /* Replace the default value if a per-interface type value exists */
10737 for (i
= 0; i
< drv
->num_iface_ext_capa
; i
++) {
10738 if (nlmode
== drv
->iface_ext_capa
[i
].iftype
) {
10739 *ext_capa
= drv
->iface_ext_capa
[i
].ext_capa
;
10740 *ext_capa_mask
= drv
->iface_ext_capa
[i
].ext_capa_mask
;
10741 *ext_capa_len
= drv
->iface_ext_capa
[i
].ext_capa_len
;
10750 static int nl80211_update_connection_params(
10751 void *priv
, struct wpa_driver_associate_params
*params
,
10752 enum wpa_drv_update_connect_params_mask mask
)
10754 struct i802_bss
*bss
= priv
;
10755 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10756 struct nl_msg
*msg
;
10758 enum nl80211_auth_type type
;
10760 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_UPDATE_CONNECT_PARAMS
);
10764 wpa_printf(MSG_DEBUG
, "nl80211: Update connection params (ifindex=%d)",
10767 if ((mask
& WPA_DRV_UPDATE_ASSOC_IES
) && params
->wpa_ie
) {
10768 if (nla_put(msg
, NL80211_ATTR_IE
, params
->wpa_ie_len
,
10771 wpa_hexdump(MSG_DEBUG
, " * IEs", params
->wpa_ie
,
10772 params
->wpa_ie_len
);
10775 if (mask
& WPA_DRV_UPDATE_AUTH_TYPE
) {
10776 type
= get_nl_auth_type(params
->auth_alg
);
10777 if (type
== NL80211_AUTHTYPE_MAX
||
10778 nla_put_u32(msg
, NL80211_ATTR_AUTH_TYPE
, type
))
10780 wpa_printf(MSG_DEBUG
, " * Auth Type %d", type
);
10783 if ((mask
& WPA_DRV_UPDATE_FILS_ERP_INFO
) &&
10784 nl80211_put_fils_connect_params(drv
, params
, msg
))
10787 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10790 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
10791 "nl80211: Update connect params command failed: ret=%d (%s)",
10792 ret
, strerror(-ret
));
10800 static int nl80211_send_external_auth_status(void *priv
,
10801 struct external_auth
*params
)
10803 struct i802_bss
*bss
= priv
;
10804 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10805 struct nl_msg
*msg
= NULL
;
10808 /* External auth command/status is intended for drivers that implement
10809 * intenral SME but want to offload authentication processing (e.g.,
10810 * SAE) to hostapd/wpa_supplicant. Do nott send the status to drivers
10811 * which do not support AP SME or use wpa_supplicant/hostapd SME.
10813 if (!bss
->drv
->device_ap_sme
||
10814 (drv
->capa
.flags
& WPA_DRIVER_FLAGS_SME
))
10817 wpa_dbg(drv
->ctx
, MSG_DEBUG
,
10818 "nl80211: External auth status: %u", params
->status
);
10820 msg
= nl80211_drv_msg(drv
, 0, NL80211_CMD_EXTERNAL_AUTH
);
10822 nla_put_u16(msg
, NL80211_ATTR_STATUS_CODE
, params
->status
) ||
10823 (params
->ssid
&& params
->ssid_len
&&
10824 nla_put(msg
, NL80211_ATTR_SSID
, params
->ssid_len
, params
->ssid
)) ||
10826 nla_put(msg
, NL80211_ATTR_PMKID
, PMKID_LEN
, params
->pmkid
)) ||
10828 nla_put(msg
, NL80211_ATTR_BSSID
, ETH_ALEN
, params
->bssid
)))
10830 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10833 wpa_printf(MSG_DEBUG
,
10834 "nl80211: External Auth status update failed: ret=%d (%s)",
10835 ret
, strerror(-ret
));
10844 static int nl80211_set_4addr_mode(void *priv
, const char *bridge_ifname
,
10847 struct i802_bss
*bss
= priv
;
10848 struct wpa_driver_nl80211_data
*drv
= bss
->drv
;
10849 struct nl_msg
*msg
;
10850 int ret
= -ENOBUFS
;
10852 wpa_printf(MSG_DEBUG
, "nl80211: %s 4addr mode (bridge_ifname: %s)",
10853 val
? "Enable" : "Disable", bridge_ifname
);
10855 msg
= nl80211_cmd_msg(drv
->first_bss
, 0, NL80211_CMD_SET_INTERFACE
);
10856 if (!msg
|| nla_put_u8(msg
, NL80211_ATTR_4ADDR
, val
))
10859 if (bridge_ifname
[0] && bss
->added_if_into_bridge
&& !val
) {
10860 if (linux_br_del_if(drv
->global
->ioctl_sock
,
10861 bridge_ifname
, bss
->ifname
)) {
10862 wpa_printf(MSG_ERROR
,
10863 "nl80211: Failed to remove interface %s from bridge %s",
10864 bss
->ifname
, bridge_ifname
);
10867 bss
->added_if_into_bridge
= 0;
10870 ret
= send_and_recv_msgs(drv
, msg
, NULL
, NULL
);
10873 if (bridge_ifname
[0] && val
&&
10874 i802_check_bridge(drv
, bss
, bridge_ifname
, bss
->ifname
) < 0)
10881 wpa_printf(MSG_ERROR
, "nl80211: Failed to enable/disable 4addr");
10887 const struct wpa_driver_ops wpa_driver_nl80211_ops
= {
10889 .desc
= "Linux nl80211/cfg80211",
10890 .get_bssid
= wpa_driver_nl80211_get_bssid
,
10891 .get_ssid
= wpa_driver_nl80211_get_ssid
,
10892 .set_key
= driver_nl80211_set_key
,
10893 .scan2
= driver_nl80211_scan2
,
10894 .sched_scan
= wpa_driver_nl80211_sched_scan
,
10895 .stop_sched_scan
= wpa_driver_nl80211_stop_sched_scan
,
10896 .get_scan_results2
= wpa_driver_nl80211_get_scan_results
,
10897 .abort_scan
= wpa_driver_nl80211_abort_scan
,
10898 .deauthenticate
= driver_nl80211_deauthenticate
,
10899 .authenticate
= driver_nl80211_authenticate
,
10900 .associate
= wpa_driver_nl80211_associate
,
10901 .global_init
= nl80211_global_init
,
10902 .global_deinit
= nl80211_global_deinit
,
10903 .init2
= wpa_driver_nl80211_init
,
10904 .deinit
= driver_nl80211_deinit
,
10905 .get_capa
= wpa_driver_nl80211_get_capa
,
10906 .set_operstate
= wpa_driver_nl80211_set_operstate
,
10907 .set_supp_port
= wpa_driver_nl80211_set_supp_port
,
10908 .set_country
= wpa_driver_nl80211_set_country
,
10909 .get_country
= wpa_driver_nl80211_get_country
,
10910 .set_ap
= wpa_driver_nl80211_set_ap
,
10911 .set_acl
= wpa_driver_nl80211_set_acl
,
10912 .if_add
= wpa_driver_nl80211_if_add
,
10913 .if_remove
= driver_nl80211_if_remove
,
10914 .send_mlme
= driver_nl80211_send_mlme
,
10915 .get_hw_feature_data
= nl80211_get_hw_feature_data
,
10916 .sta_add
= wpa_driver_nl80211_sta_add
,
10917 .sta_remove
= driver_nl80211_sta_remove
,
10918 .hapd_send_eapol
= wpa_driver_nl80211_hapd_send_eapol
,
10919 .sta_set_flags
= wpa_driver_nl80211_sta_set_flags
,
10920 .hapd_init
= i802_init
,
10921 .hapd_deinit
= i802_deinit
,
10922 .set_wds_sta
= i802_set_wds_sta
,
10923 .get_seqnum
= i802_get_seqnum
,
10924 .flush
= i802_flush
,
10925 .get_inact_sec
= i802_get_inact_sec
,
10926 .sta_clear_stats
= i802_sta_clear_stats
,
10927 .set_rts
= i802_set_rts
,
10928 .set_frag
= i802_set_frag
,
10929 .set_tx_queue_params
= i802_set_tx_queue_params
,
10930 .set_sta_vlan
= driver_nl80211_set_sta_vlan
,
10931 .sta_deauth
= i802_sta_deauth
,
10932 .sta_disassoc
= i802_sta_disassoc
,
10933 .read_sta_data
= driver_nl80211_read_sta_data
,
10934 .set_freq
= i802_set_freq
,
10935 .send_action
= driver_nl80211_send_action
,
10936 .send_action_cancel_wait
= wpa_driver_nl80211_send_action_cancel_wait
,
10937 .remain_on_channel
= wpa_driver_nl80211_remain_on_channel
,
10938 .cancel_remain_on_channel
=
10939 wpa_driver_nl80211_cancel_remain_on_channel
,
10940 .probe_req_report
= driver_nl80211_probe_req_report
,
10941 .deinit_ap
= wpa_driver_nl80211_deinit_ap
,
10942 .deinit_p2p_cli
= wpa_driver_nl80211_deinit_p2p_cli
,
10943 .resume
= wpa_driver_nl80211_resume
,
10944 .signal_monitor
= nl80211_signal_monitor
,
10945 .signal_poll
= nl80211_signal_poll
,
10946 .channel_info
= nl80211_channel_info
,
10947 .send_frame
= nl80211_send_frame
,
10948 .set_param
= nl80211_set_param
,
10949 .get_radio_name
= nl80211_get_radio_name
,
10950 .add_pmkid
= nl80211_add_pmkid
,
10951 .remove_pmkid
= nl80211_remove_pmkid
,
10952 .flush_pmkid
= nl80211_flush_pmkid
,
10953 .set_rekey_info
= nl80211_set_rekey_info
,
10954 .poll_client
= nl80211_poll_client
,
10955 .set_p2p_powersave
= nl80211_set_p2p_powersave
,
10956 .start_dfs_cac
= nl80211_start_radar_detection
,
10957 .stop_ap
= wpa_driver_nl80211_stop_ap
,
10959 .send_tdls_mgmt
= nl80211_send_tdls_mgmt
,
10960 .tdls_oper
= nl80211_tdls_oper
,
10961 .tdls_enable_channel_switch
= nl80211_tdls_enable_channel_switch
,
10962 .tdls_disable_channel_switch
= nl80211_tdls_disable_channel_switch
,
10963 #endif /* CONFIG_TDLS */
10964 .update_ft_ies
= wpa_driver_nl80211_update_ft_ies
,
10965 .get_mac_addr
= wpa_driver_nl80211_get_macaddr
,
10966 .get_survey
= wpa_driver_nl80211_get_survey
,
10967 .status
= wpa_driver_nl80211_status
,
10968 .switch_channel
= nl80211_switch_channel
,
10970 .set_noa
= wpa_driver_set_p2p_noa
,
10971 .get_noa
= wpa_driver_get_p2p_noa
,
10972 .set_ap_wps_ie
= wpa_driver_set_ap_wps_p2p_ie
,
10973 #endif /* ANDROID_P2P */
10975 #ifndef ANDROID_LIB_STUB
10976 .driver_cmd
= wpa_driver_nl80211_driver_cmd
,
10977 #endif /* !ANDROID_LIB_STUB */
10978 #endif /* ANDROID */
10979 .vendor_cmd
= nl80211_vendor_cmd
,
10980 .set_qos_map
= nl80211_set_qos_map
,
10981 .set_wowlan
= nl80211_set_wowlan
,
10982 .set_mac_addr
= nl80211_set_mac_addr
,
10984 .init_mesh
= wpa_driver_nl80211_init_mesh
,
10985 .join_mesh
= wpa_driver_nl80211_join_mesh
,
10986 .leave_mesh
= wpa_driver_nl80211_leave_mesh
,
10987 #endif /* CONFIG_MESH */
10988 .br_add_ip_neigh
= wpa_driver_br_add_ip_neigh
,
10989 .br_delete_ip_neigh
= wpa_driver_br_delete_ip_neigh
,
10990 .br_port_set_attr
= wpa_driver_br_port_set_attr
,
10991 .br_set_net_param
= wpa_driver_br_set_net_param
,
10992 .add_tx_ts
= nl80211_add_ts
,
10993 .del_tx_ts
= nl80211_del_ts
,
10994 .get_ifindex
= nl80211_get_ifindex
,
10995 #ifdef CONFIG_DRIVER_NL80211_QCA
10996 .roaming
= nl80211_roaming
,
10997 .disable_fils
= nl80211_disable_fils
,
10998 .do_acs
= wpa_driver_do_acs
,
10999 .set_band
= nl80211_set_band
,
11000 .get_pref_freq_list
= nl80211_get_pref_freq_list
,
11001 .set_prob_oper_freq
= nl80211_set_prob_oper_freq
,
11002 .p2p_lo_start
= nl80211_p2p_lo_start
,
11003 .p2p_lo_stop
= nl80211_p2p_lo_stop
,
11004 .set_default_scan_ies
= nl80211_set_default_scan_ies
,
11005 .set_tdls_mode
= nl80211_set_tdls_mode
,
11007 .get_bss_transition_status
= nl80211_get_bss_transition_status
,
11008 .ignore_assoc_disallow
= nl80211_ignore_assoc_disallow
,
11009 #endif /* CONFIG_MBO */
11010 .set_bssid_blacklist
= nl80211_set_bssid_blacklist
,
11011 #endif /* CONFIG_DRIVER_NL80211_QCA */
11012 .configure_data_frame_filters
= nl80211_configure_data_frame_filters
,
11013 .get_ext_capab
= nl80211_get_ext_capab
,
11014 .update_connect_params
= nl80211_update_connection_params
,
11015 .send_external_auth_status
= nl80211_send_external_auth_status
,
11016 .set_4addr_mode
= nl80211_set_4addr_mode
,