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HE: Send the AP's OBSS PD settings to the kernel
[thirdparty/hostap.git] / src / drivers / driver_nl80211.c
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3f5285e8 1/*
c5121837 2 * Driver interaction with Linux nl80211/cfg80211
98cd3d1c 3 * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
072ad14c
JM		 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>
58f6fbe0 7 * Copyright (c) 2009-2010, Atheros Communications
3f5285e8 8 *
0f3d578e
JM		 9 * This software may be distributed under the terms of the BSD license.
10 * See README for more details.
3f5285e8
JM		 11 */
12
13#include "includes.h"
6859f1cb 14#include <sys/types.h>
73d2294f 15#include <fcntl.h>
37b7d082 16#include <net/if.h>
3f5285e8 17#include <netlink/genl/genl.h>
3f5285e8 18#include <netlink/genl/ctrl.h>
97ed9a06
KP		 19#ifdef CONFIG_LIBNL3_ROUTE
20#include <netlink/route/neighbour.h>
21#endif /* CONFIG_LIBNL3_ROUTE */
8602b0f2 22#include <linux/rtnetlink.h>
1b648c7e 23#include <netpacket/packet.h>
32ab4855 24#include <linux/errqueue.h>
625f587b 25
3f5285e8 26#include "common.h"
1b648c7e 27#include "eloop.h"
1682c623 28#include "common/qca-vendor.h"
a26582cb 29#include "common/qca-vendor-attr.h"
1b648c7e 30#include "common/ieee802_11_defs.h"
9b90955e 31#include "common/ieee802_11_common.h"
3aa24db9 32#include "common/wpa_common.h"
f10bfc9a 33#include "l2_packet/l2_packet.h"
e2d02c29 34#include "netlink.h"
1474e6e9 35#include "linux_defines.h"
34f2f814 36#include "linux_ioctl.h"
e2d02c29
JM		 37#include "radiotap.h"
38#include "radiotap_iter.h"
8401a6b0 39#include "rfkill.h"
1474e6e9 40#include "driver_nl80211.h"
32ab4855 41
1474e6e9 42
b14e8ea1
JM		 43#ifndef NETLINK_CAP_ACK
44#define NETLINK_CAP_ACK 10
45#endif /* NETLINK_CAP_ACK */
40432e6e
JB		 46/* support for extack if compilation headers are too old */
47#ifndef NETLINK_EXT_ACK
48#define NETLINK_EXT_ACK 11
49enum nlmsgerr_attrs {
50 NLMSGERR_ATTR_UNUSED,
51 NLMSGERR_ATTR_MSG,
52 NLMSGERR_ATTR_OFFS,
53 NLMSGERR_ATTR_COOKIE,
54
55 __NLMSGERR_ATTR_MAX,
56 NLMSGERR_ATTR_MAX = __NLMSGERR_ATTR_MAX - 1
57};
58#endif
59#ifndef NLM_F_CAPPED
60#define NLM_F_CAPPED 0x100
61#endif
62#ifndef NLM_F_ACK_TLVS
63#define NLM_F_ACK_TLVS 0x200
64#endif
65#ifndef SOL_NETLINK
66#define SOL_NETLINK 270
67#endif
68
1474e6e9 69#ifndef CONFIG_LIBNL20
a65a9aed
JB		 70/*
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
75 * accounting.
76 */
77static uint32_t port_bitmap[32] = { 0 };
78
79static struct nl_handle *nl80211_handle_alloc(void *cb)
80{
81 struct nl_handle *handle;
82 uint32_t pid = getpid() & 0x3FFFFF;
83 int i;
84
85 handle = nl_handle_alloc_cb(cb);
86
87 for (i = 0; i < 1024; i++) {
88 if (port_bitmap[i / 32] & (1 << (i % 32)))
89 continue;
90 port_bitmap[i / 32] |= 1 << (i % 32);
91 pid += i << 22;
92 break;
93 }
94
95 nl_socket_set_local_port(handle, pid);
96
97 return handle;
98}
99
100static void nl80211_handle_destroy(struct nl_handle *handle)
101{
102 uint32_t port = nl_socket_get_local_port(handle);
103
104 port >>= 22;
105 port_bitmap[port / 32] &= ~(1 << (port % 32));
106
107 nl_handle_destroy(handle);
108}
c5121837
JM		 109#endif /* CONFIG_LIBNL20 */
110
c5121837 111
1c6edec6
JM		 112#ifdef ANDROID
113/* system/core/libnl_2 does not include nl_socket_set_nonblocking() */
1c6edec6
JM		 114#undef nl_socket_set_nonblocking
115#define nl_socket_set_nonblocking(h) android_nl_socket_set_nonblocking(h)
70a96c81 116
1c6edec6
JM		 117#endif /* ANDROID */
118
119
481234cf 120static struct nl_handle * nl_create_handle(struct nl_cb *cb, const char *dbg)
a92dfde8 121{
481234cf 122 struct nl_handle *handle;
a92dfde8 123
481234cf
JM		 124 handle = nl80211_handle_alloc(cb);
125 if (handle == NULL) {
a92dfde8
JB		 126 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
127 "callbacks (%s)", dbg);
481234cf 128 return NULL;
a92dfde8
JB		 129 }
130
481234cf 131 if (genl_connect(handle)) {
a92dfde8
JB		 132 wpa_printf(MSG_ERROR, "nl80211: Failed to connect to generic "
133 "netlink (%s)", dbg);
481234cf
JM		 134 nl80211_handle_destroy(handle);
135 return NULL;
a92dfde8
JB		 136 }
137
481234cf 138 return handle;
a92dfde8
JB		 139}
140
141
481234cf 142static void nl_destroy_handles(struct nl_handle **handle)
a92dfde8 143{
481234cf 144 if (*handle == NULL)
a92dfde8 145 return;
481234cf
JM		 146 nl80211_handle_destroy(*handle);
147 *handle = NULL;
a92dfde8
JB		 148}
149
150
10b85921
JB		 151#if __WORDSIZE == 64
152#define ELOOP_SOCKET_INVALID (intptr_t) 0x8888888888888889ULL
153#else
154#define ELOOP_SOCKET_INVALID (intptr_t) 0x88888889ULL
155#endif
156
5f65e9f7
JB		 157static void nl80211_register_eloop_read(struct nl_handle **handle,
158 eloop_sock_handler handler,
40a68f33 159 void *eloop_data, int persist)
5f65e9f7 160{
fa38860c 161#ifdef CONFIG_LIBNL20
630b3230
JM		 162 /*
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.
168 */
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",
172 strerror(errno));
173 /* continue anyway with the default (smaller) buffer */
174 }
fa38860c 175#endif /* CONFIG_LIBNL20 */
630b3230 176
10b85921 177 nl_socket_set_nonblocking(*handle);
5f65e9f7
JB		 178 eloop_register_read_sock(nl_socket_get_fd(*handle), handler,
179 eloop_data, *handle);
40a68f33
SD		 180 if (!persist)
181 *handle = (void *) (((intptr_t) *handle) ^
182 ELOOP_SOCKET_INVALID);
5f65e9f7
JB		 183}
184
185
40a68f33 186static void nl80211_destroy_eloop_handle(struct nl_handle **handle, int persist)
5f65e9f7 187{
40a68f33
SD		 188 if (!persist)
189 *handle = (void *) (((intptr_t) *handle) ^
190 ELOOP_SOCKET_INVALID);
5f65e9f7
JB		 191 eloop_unregister_read_sock(nl_socket_get_fd(*handle));
192 nl_destroy_handles(handle);
193}
194
195
36d84860 196static void nl80211_global_deinit(void *priv);
f51f54a0 197static void nl80211_check_global(struct nl80211_global *global);
36d84860 198
9ebce9c5 199static void wpa_driver_nl80211_deinit(struct i802_bss *bss);
4ec68377
JD		 200static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
201 struct hostapd_freq_params *freq);
3c5d34e3 202
362f781e 203static int
0d547d5f 204wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
0ecff8d7
JM		 205 const u8 *set_addr, int first,
206 const char *driver_params);
88df0ef7 207static int nl80211_send_frame_cmd(struct i802_bss *bss,
5dfca53f 208 unsigned int freq, unsigned int wait,
b106173a 209 const u8 *buf, size_t buf_len, u64 *cookie,
2d3943ce
AO		 210 int no_cck, int no_ack, int offchanok,
211 const u16 *csa_offs, size_t csa_offs_len);
9ebce9c5
JM		 212static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss,
213 int report);
0915d02c 214
732b1d20
MB		 215#define IFIDX_ANY -1
216
217static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
218 int ifidx_reason);
219static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
220 int ifidx_reason);
221static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
222 int ifidx_reason);
072ad14c 223
e87ef751
PX		 224static int nl80211_set_channel(struct i802_bss *bss,
225 struct hostapd_freq_params *freq, int set_chan);
4e5cb1a3
JM		 226static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
227 int ifindex, int disabled);
504e905c 228
666e508c
JM		 229static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
230 int reset_mode);
21bdbe38 231
bf83eab5 232static int i802_set_iface_flags(struct i802_bss *bss, int up);
0ecff8d7 233static int nl80211_set_param(void *priv, const char *param);
052b8d38
MH		 234#ifdef CONFIG_MESH
235static int nl80211_put_mesh_config(struct nl_msg *msg,
236 struct wpa_driver_mesh_bss_params *params);
237#endif /* CONFIG_MESH */
05e5e615 238static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
4be17ffb 239 u16 reason);
bf83eab5 240
3f5285e8 241
8d1fdde7 242/* Converts nl80211_chan_width to a common format */
f3407c66 243enum chan_width convert2width(int width)
8d1fdde7
JD		 244{
245 switch (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;
258 }
259 return CHAN_WIDTH_UNKNOWN;
260}
261
262
f3407c66 263int is_ap_interface(enum nl80211_iftype nlmode)
b1f625e0 264{
0e80ea2c
JM		 265 return nlmode == NL80211_IFTYPE_AP ||
266 nlmode == NL80211_IFTYPE_P2P_GO;
b1f625e0
EP		 267}
268
269
477af8f8 270int is_sta_interface(enum nl80211_iftype nlmode)
b1f625e0 271{
0e80ea2c
JM		 272 return nlmode == NL80211_IFTYPE_STATION ||
273 nlmode == NL80211_IFTYPE_P2P_CLIENT;
b1f625e0
EP		 274}
275
276
6a71413e 277static int is_p2p_net_interface(enum nl80211_iftype nlmode)
b3af99d2 278{
0e80ea2c
JM		 279 return nlmode == NL80211_IFTYPE_P2P_CLIENT ||
280 nlmode == NL80211_IFTYPE_P2P_GO;
b3af99d2
JM		 281}
282
283
f3407c66
JM		 284struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
285 int ifindex)
5dfbd725
JM		 286{
287 struct i802_bss *bss;
288
289 for (bss = drv->first_bss; bss; bss = bss->next) {
290 if (bss->ifindex == ifindex)
291 return bss;
292 }
293
294 return NULL;
295}
296
297
afb0550a
BC		 298static int is_mesh_interface(enum nl80211_iftype nlmode)
299{
300 return nlmode == NL80211_IFTYPE_MESH_POINT;
301}
302
303
f3407c66 304void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv)
add9b7a4
JM		 305{
306 if (drv->associated)
307 os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
308 drv->associated = 0;
309 os_memset(drv->bssid, 0, ETH_ALEN);
091c2277 310 drv->first_bss->freq = 0;
add9b7a4
JM		 311}
312
313
6241fcb1
JM		 314/* nl80211 code */
315static int ack_handler(struct nl_msg *msg, void *arg)
316{
317 int *err = arg;
318 *err = 0;
319 return NL_STOP;
320}
321
322static int finish_handler(struct nl_msg *msg, void *arg)
323{
8e8df255
JM		 324 int *ret = arg;
325 *ret = 0;
6241fcb1
JM		 326 return NL_SKIP;
327}
328
329static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err,
330 void *arg)
331{
40432e6e
JB		 332 struct nlmsghdr *nlh = (struct nlmsghdr *) err - 1;
333 int len = nlh->nlmsg_len;
334 struct nlattr *attrs;
335 struct nlattr *tb[NLMSGERR_ATTR_MAX + 1];
6241fcb1 336 int *ret = arg;
40432e6e
JB		 337 int ack_len = sizeof(*nlh) + sizeof(int) + sizeof(*nlh);
338
6241fcb1 339 *ret = err->error;
40432e6e
JB		 340
341 if (!(nlh->nlmsg_flags & NLM_F_ACK_TLVS))
342 return NL_SKIP;
343
344 if (!(nlh->nlmsg_flags & NLM_F_CAPPED))
345 ack_len += err->msg.nlmsg_len - sizeof(*nlh);
346
347 if (len <= ack_len)
348 return NL_STOP;
349
350 attrs = (void *) ((unsigned char *) nlh + ack_len);
351 len -= ack_len;
352
353 nla_parse(tb, NLMSGERR_ATTR_MAX, attrs, len, NULL);
354 if (tb[NLMSGERR_ATTR_MSG]) {
355 len = strnlen((char *) nla_data(tb[NLMSGERR_ATTR_MSG]),
356 nla_len(tb[NLMSGERR_ATTR_MSG]));
357 wpa_printf(MSG_ERROR, "nl80211: kernel reports: %*s",
358 len, (char *) nla_data(tb[NLMSGERR_ATTR_MSG]));
359 }
360
6241fcb1
JM		 361 return NL_SKIP;
362}
363
5b7b85f6
JM		 364
365static int no_seq_check(struct nl_msg *msg, void *arg)
366{
367 return NL_OK;
368}
369
370
bbd89bfc
JM		 371static void nl80211_nlmsg_clear(struct nl_msg *msg)
372{
373 /*
374 * Clear nlmsg data, e.g., to make sure key material is not left in
375 * heap memory for unnecessarily long time.
376 */
377 if (msg) {
378 struct nlmsghdr *hdr = nlmsg_hdr(msg);
379 void *data = nlmsg_data(hdr);
d58ade21
JM		 380 /*
381 * This would use nlmsg_datalen() or the older nlmsg_len() if
382 * only libnl were to maintain a stable API.. Neither will work
383 * with all released versions, so just calculate the length
384 * here.
385 */
386 int len = hdr->nlmsg_len - NLMSG_HDRLEN;
bbd89bfc
JM		 387
388 os_memset(data, 0, len);
389 }
390}
391
392
d6c9aab8 393static int send_and_recv(struct nl80211_global *global,
58f6fbe0
JM		 394 struct nl_handle *nl_handle, struct nl_msg *msg,
395 int (*valid_handler)(struct nl_msg *, void *),
396 void *valid_data)
6241fcb1
JM		 397{
398 struct nl_cb *cb;
40432e6e 399 int err = -ENOMEM, opt;
6241fcb1 400
9725b784
JM		 401 if (!msg)
402 return -ENOMEM;
403
d6c9aab8 404 cb = nl_cb_clone(global->nl_cb);
6241fcb1
JM		 405 if (!cb)
406 goto out;
407
40432e6e
JB		 408 /* try to set NETLINK_EXT_ACK to 1, ignoring errors */
409 opt = 1;
410 setsockopt(nl_socket_get_fd(nl_handle), SOL_NETLINK,
411 NETLINK_EXT_ACK, &opt, sizeof(opt));
412
b14e8ea1
JM		 413 /* try to set NETLINK_CAP_ACK to 1, ignoring errors */
414 opt = 1;
415 setsockopt(nl_socket_get_fd(nl_handle), SOL_NETLINK,
416 NETLINK_CAP_ACK, &opt, sizeof(opt));
417
58f6fbe0 418 err = nl_send_auto_complete(nl_handle, msg);
6241fcb1
JM		 419 if (err < 0)
420 goto out;
421
422 err = 1;
423
424 nl_cb_err(cb, NL_CB_CUSTOM, error_handler, &err);
8e8df255 425 nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, finish_handler, &err);
6241fcb1
JM		 426 nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_handler, &err);
427
428 if (valid_handler)
429 nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
430 valid_handler, valid_data);
431
34068ac3
JM		 432 while (err > 0) {
433 int res = nl_recvmsgs(nl_handle, cb);
d3d04831 434 if (res < 0) {
34068ac3
JM		 435 wpa_printf(MSG_INFO,
436 "nl80211: %s->nl_recvmsgs failed: %d",
437 __func__, res);
438 }
439 }
6241fcb1
JM		 440 out:
441 nl_cb_put(cb);
bbd89bfc
JM		 442 if (!valid_handler && valid_data == (void *) -1)
443 nl80211_nlmsg_clear(msg);
6241fcb1
JM		 444 nlmsg_free(msg);
445 return err;
446}
447
448
f3407c66
JM		 449int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv,
450 struct nl_msg *msg,
451 int (*valid_handler)(struct nl_msg *, void *),
452 void *valid_data)
58f6fbe0 453{
481234cf 454 return send_and_recv(drv->global, drv->global->nl, msg,
d6c9aab8 455 valid_handler, valid_data);
58f6fbe0
JM		 456}
457
458
97865538
JM		 459struct family_data {
460 const char *group;
461 int id;
462};
463
464
465static int family_handler(struct nl_msg *msg, void *arg)
466{
467 struct family_data *res = arg;
468 struct nlattr *tb[CTRL_ATTR_MAX + 1];
469 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
470 struct nlattr *mcgrp;
471 int i;
472
473 nla_parse(tb, CTRL_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
474 genlmsg_attrlen(gnlh, 0), NULL);
475 if (!tb[CTRL_ATTR_MCAST_GROUPS])
476 return NL_SKIP;
477
478 nla_for_each_nested(mcgrp, tb[CTRL_ATTR_MCAST_GROUPS], i) {
479 struct nlattr *tb2[CTRL_ATTR_MCAST_GRP_MAX + 1];
480 nla_parse(tb2, CTRL_ATTR_MCAST_GRP_MAX, nla_data(mcgrp),
481 nla_len(mcgrp), NULL);
482 if (!tb2[CTRL_ATTR_MCAST_GRP_NAME] ||
483 !tb2[CTRL_ATTR_MCAST_GRP_ID] ||
484 os_strncmp(nla_data(tb2[CTRL_ATTR_MCAST_GRP_NAME]),
485 res->group,
486 nla_len(tb2[CTRL_ATTR_MCAST_GRP_NAME])) != 0)
487 continue;
488 res->id = nla_get_u32(tb2[CTRL_ATTR_MCAST_GRP_ID]);
489 break;
490 };
491
492 return NL_SKIP;
493}
494
495
d6c9aab8 496static int nl_get_multicast_id(struct nl80211_global *global,
97865538
JM		 497 const char *family, const char *group)
498{
499 struct nl_msg *msg;
a862e4a3 500 int ret;
97865538
JM		 501 struct family_data res = { group, -ENOENT };
502
503 msg = nlmsg_alloc();
504 if (!msg)
505 return -ENOMEM;
a862e4a3
JM		 506 if (!genlmsg_put(msg, 0, 0, genl_ctrl_resolve(global->nl, "nlctrl"),
507 0, 0, CTRL_CMD_GETFAMILY, 0) ||
508 nla_put_string(msg, CTRL_ATTR_FAMILY_NAME, family)) {
509 nlmsg_free(msg);
510 return -1;
511 }
97865538 512
1033315f 513 ret = send_and_recv(global, global->nl, msg, family_handler, &res);
97865538
JM		 514 if (ret == 0)
515 ret = res.id;
97865538
JM		 516 return ret;
517}
518
519
f3407c66
JM		 520void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
521 struct nl_msg *msg, int flags, uint8_t cmd)
9fb04070 522{
a5a187b0
JM		 523 if (TEST_FAIL())
524 return NULL;
335d42b1 525 return genlmsg_put(msg, 0, 0, drv->global->nl80211_id,
276e2d67 526 0, flags, cmd, 0);
9fb04070
JM		 527}
528
529
350acc35
JM		 530static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
531{
532 if (bss->wdev_id_set)
533 return nla_put_u64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
534 return nla_put_u32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
535}
536
537
07c7757c
JM		 538struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd)
539{
540 struct nl_msg *msg;
541
542 msg = nlmsg_alloc();
543 if (!msg)
544 return NULL;
545
546 if (!nl80211_cmd(bss->drv, msg, flags, cmd) ||
547 nl80211_set_iface_id(msg, bss) < 0) {
548 nlmsg_free(msg);
549 return NULL;
550 }
551
552 return msg;
553}
554
555
556static struct nl_msg *
557nl80211_ifindex_msg(struct wpa_driver_nl80211_data *drv, int ifindex,
558 int flags, uint8_t cmd)
559{
560 struct nl_msg *msg;
561
562 msg = nlmsg_alloc();
563 if (!msg)
564 return NULL;
565
566 if (!nl80211_cmd(drv, msg, flags, cmd) ||
567 nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifindex)) {
568 nlmsg_free(msg);
569 return NULL;
570 }
571
572 return msg;
573}
574
575
576struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
577 uint8_t cmd)
578{
579 return nl80211_ifindex_msg(drv, drv->ifindex, flags, cmd);
580}
581
582
583struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd)
584{
585 return nl80211_ifindex_msg(bss->drv, bss->ifindex, flags, cmd);
586}
587
588
e32ad281
JB		 589struct wiphy_idx_data {
590 int wiphy_idx;
01517c8b 591 enum nl80211_iftype nlmode;
597b94f5 592 u8 *macaddr;
e32ad281
JB		 593};
594
595
596static int netdev_info_handler(struct nl_msg *msg, void *arg)
597{
598 struct nlattr *tb[NL80211_ATTR_MAX + 1];
599 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
600 struct wiphy_idx_data *info = arg;
601
602 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
603 genlmsg_attrlen(gnlh, 0), NULL);
604
605 if (tb[NL80211_ATTR_WIPHY])
606 info->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
607
01517c8b
JB		 608 if (tb[NL80211_ATTR_IFTYPE])
609 info->nlmode = nla_get_u32(tb[NL80211_ATTR_IFTYPE]);
610
597b94f5
AS		 611 if (tb[NL80211_ATTR_MAC] && info->macaddr)
612 os_memcpy(info->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
613 ETH_ALEN);
614
e32ad281
JB		 615 return NL_SKIP;
616}
617
618
f3407c66 619int nl80211_get_wiphy_index(struct i802_bss *bss)
e32ad281
JB		 620{
621 struct nl_msg *msg;
622 struct wiphy_idx_data data = {
623 .wiphy_idx = -1,
597b94f5 624 .macaddr = NULL,
e32ad281
JB		 625 };
626
56f77852 627 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
a862e4a3 628 return -1;
e32ad281
JB		 629
630 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
631 return data.wiphy_idx;
e32ad281
JB		 632 return -1;
633}
634
635
01517c8b
JB		 636static enum nl80211_iftype nl80211_get_ifmode(struct i802_bss *bss)
637{
638 struct nl_msg *msg;
639 struct wiphy_idx_data data = {
597b94f5
AS		 640 .nlmode = NL80211_IFTYPE_UNSPECIFIED,
641 .macaddr = NULL,
01517c8b
JB		 642 };
643
56f77852 644 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
a862e4a3 645 return NL80211_IFTYPE_UNSPECIFIED;
01517c8b
JB		 646
647 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
648 return data.nlmode;
01517c8b
JB		 649 return NL80211_IFTYPE_UNSPECIFIED;
650}
01517c8b
JB		 651
652
597b94f5
AS		 653static int nl80211_get_macaddr(struct i802_bss *bss)
654{
655 struct nl_msg *msg;
656 struct wiphy_idx_data data = {
657 .macaddr = bss->addr,
658 };
659
56f77852 660 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
a862e4a3 661 return -1;
597b94f5 662
597b94f5 663 return send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data);
597b94f5 664}
597b94f5
AS		 665
666
e32ad281
JB		 667static int nl80211_register_beacons(struct wpa_driver_nl80211_data *drv,
668 struct nl80211_wiphy_data *w)
669{
670 struct nl_msg *msg;
a862e4a3 671 int ret;
e32ad281
JB		 672
673 msg = nlmsg_alloc();
674 if (!msg)
675 return -1;
676
a862e4a3
JM		 677 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_BEACONS) ||
678 nla_put_u32(msg, NL80211_ATTR_WIPHY, w->wiphy_idx)) {
679 nlmsg_free(msg);
680 return -1;
681 }
e32ad281 682
481234cf 683 ret = send_and_recv(drv->global, w->nl_beacons, msg, NULL, NULL);
e32ad281
JB		 684 if (ret) {
685 wpa_printf(MSG_DEBUG, "nl80211: Register beacons command "
686 "failed: ret=%d (%s)",
687 ret, strerror(-ret));
e32ad281 688 }
e32ad281
JB		 689 return ret;
690}
691
692
693static void nl80211_recv_beacons(int sock, void *eloop_ctx, void *handle)
694{
695 struct nl80211_wiphy_data *w = eloop_ctx;
34068ac3 696 int res;
e32ad281 697
ee9fc67a 698 wpa_printf(MSG_EXCESSIVE, "nl80211: Beacon event message available");
e32ad281 699
34068ac3 700 res = nl_recvmsgs(handle, w->nl_cb);
d3d04831 701 if (res < 0) {
34068ac3
JM		 702 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
703 __func__, res);
704 }
e32ad281
JB		 705}
706
707
708static int process_beacon_event(struct nl_msg *msg, void *arg)
709{
710 struct nl80211_wiphy_data *w = arg;
711 struct wpa_driver_nl80211_data *drv;
712 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
713 struct nlattr *tb[NL80211_ATTR_MAX + 1];
714 union wpa_event_data event;
715
716 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
717 genlmsg_attrlen(gnlh, 0), NULL);
718
719 if (gnlh->cmd != NL80211_CMD_FRAME) {
720 wpa_printf(MSG_DEBUG, "nl80211: Unexpected beacon event? (%d)",
721 gnlh->cmd);
722 return NL_SKIP;
723 }
724
725 if (!tb[NL80211_ATTR_FRAME])
726 return NL_SKIP;
727
728 dl_list_for_each(drv, &w->drvs, struct wpa_driver_nl80211_data,
729 wiphy_list) {
730 os_memset(&event, 0, sizeof(event));
731 event.rx_mgmt.frame = nla_data(tb[NL80211_ATTR_FRAME]);
732 event.rx_mgmt.frame_len = nla_len(tb[NL80211_ATTR_FRAME]);
733 wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
734 }
735
736 return NL_SKIP;
737}
738
739
740static struct nl80211_wiphy_data *
741nl80211_get_wiphy_data_ap(struct i802_bss *bss)
742{
743 static DEFINE_DL_LIST(nl80211_wiphys);
744 struct nl80211_wiphy_data *w;
745 int wiphy_idx, found = 0;
746 struct i802_bss *tmp_bss;
a70cd0db 747 u8 channel;
e32ad281
JB		 748
749 if (bss->wiphy_data != NULL)
750 return bss->wiphy_data;
751
752 wiphy_idx = nl80211_get_wiphy_index(bss);
753
754 dl_list_for_each(w, &nl80211_wiphys, struct nl80211_wiphy_data, list) {
755 if (w->wiphy_idx == wiphy_idx)
756 goto add;
757 }
758
759 /* alloc new one */
760 w = os_zalloc(sizeof(*w));
761 if (w == NULL)
762 return NULL;
763 w->wiphy_idx = wiphy_idx;
764 dl_list_init(&w->bsss);
765 dl_list_init(&w->drvs);
766
a70cd0db
DL		 767 /* Beacon frames not supported in IEEE 802.11ad */
768 if (ieee80211_freq_to_chan(bss->freq, &channel) !=
769 HOSTAPD_MODE_IEEE80211AD) {
770 w->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
771 if (!w->nl_cb) {
772 os_free(w);
773 return NULL;
774 }
775 nl_cb_set(w->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
776 no_seq_check, NULL);
777 nl_cb_set(w->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
778 process_beacon_event, w);
779
780 w->nl_beacons = nl_create_handle(bss->drv->global->nl_cb,
781 "wiphy beacons");
782 if (w->nl_beacons == NULL) {
783 os_free(w);
784 return NULL;
785 }
e32ad281 786
a70cd0db
DL		 787 if (nl80211_register_beacons(bss->drv, w)) {
788 nl_destroy_handles(&w->nl_beacons);
789 os_free(w);
790 return NULL;
791 }
e32ad281 792
a70cd0db 793 nl80211_register_eloop_read(&w->nl_beacons,
40a68f33 794 nl80211_recv_beacons, w, 0);
e32ad281
JB		 795 }
796
e32ad281
JB		 797 dl_list_add(&nl80211_wiphys, &w->list);
798
799add:
800 /* drv entry for this bss already there? */
801 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
802 if (tmp_bss->drv == bss->drv) {
803 found = 1;
804 break;
805 }
806 }
807 /* if not add it */
808 if (!found)
809 dl_list_add(&w->drvs, &bss->drv->wiphy_list);
810
811 dl_list_add(&w->bsss, &bss->wiphy_list);
812 bss->wiphy_data = w;
813 return w;
814}
815
816
817static void nl80211_put_wiphy_data_ap(struct i802_bss *bss)
818{
819 struct nl80211_wiphy_data *w = bss->wiphy_data;
820 struct i802_bss *tmp_bss;
821 int found = 0;
822
823 if (w == NULL)
824 return;
825 bss->wiphy_data = NULL;
826 dl_list_del(&bss->wiphy_list);
827
828 /* still any for this drv present? */
829 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
830 if (tmp_bss->drv == bss->drv) {
831 found = 1;
832 break;
833 }
834 }
835 /* if not remove it */
836 if (!found)
837 dl_list_del(&bss->drv->wiphy_list);
838
839 if (!dl_list_empty(&w->bsss))
840 return;
841
a70cd0db 842 if (w->nl_beacons)
40a68f33 843 nl80211_destroy_eloop_handle(&w->nl_beacons, 0);
e32ad281
JB		 844
845 nl_cb_put(w->nl_cb);
e32ad281
JB		 846 dl_list_del(&w->list);
847 os_free(w);
848}
849
850
45e3fc72
RM		 851static unsigned int nl80211_get_ifindex(void *priv)
852{
853 struct i802_bss *bss = priv;
854 struct wpa_driver_nl80211_data *drv = bss->drv;
855
856 return drv->ifindex;
857}
858
859
3f5285e8
JM		 860static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
861{
a2e40bb6
FF		 862 struct i802_bss *bss = priv;
863 struct wpa_driver_nl80211_data *drv = bss->drv;
c2a04078
JM		 864 if (!drv->associated)
865 return -1;
866 os_memcpy(bssid, drv->bssid, ETH_ALEN);
867 return 0;
3f5285e8
JM		 868}
869
870
3f5285e8
JM		 871static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid)
872{
a2e40bb6
FF		 873 struct i802_bss *bss = priv;
874 struct wpa_driver_nl80211_data *drv = bss->drv;
fd05d64e
JM		 875 if (!drv->associated)
876 return -1;
877 os_memcpy(ssid, drv->ssid, drv->ssid_len);
878 return drv->ssid_len;
3f5285e8
JM		 879}
880
881
90a545cc 882static void wpa_driver_nl80211_event_newlink(
45e3fc72
RM		 883 struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
884 int ifindex, const char *ifname)
3f5285e8
JM		 885{
886 union wpa_event_data event;
887
45e3fc72 888 if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
90a545cc
JM		 889 if (if_nametoindex(drv->first_bss->ifname) == 0) {
890 wpa_printf(MSG_DEBUG, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK",
891 drv->first_bss->ifname);
892 return;
893 }
894 if (!drv->if_removed)
895 return;
896 wpa_printf(MSG_DEBUG, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event",
897 drv->first_bss->ifname);
898 drv->if_removed = 0;
899 }
900
3f5285e8 901 os_memset(&event, 0, sizeof(event));
45e3fc72 902 event.interface_status.ifindex = ifindex;
90a545cc
JM		 903 os_strlcpy(event.interface_status.ifname, ifname,
904 sizeof(event.interface_status.ifname));
905 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
45e3fc72
RM		 906 if (drv)
907 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
908 else
909 wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
910 &event);
90a545cc
JM		 911}
912
913
914static void wpa_driver_nl80211_event_dellink(
45e3fc72
RM		 915 struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
916 int ifindex, const char *ifname)
90a545cc
JM		 917{
918 union wpa_event_data event;
919
45e3fc72 920 if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
90a545cc
JM		 921 if (drv->if_removed) {
922 wpa_printf(MSG_DEBUG, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s",
923 ifname);
924 return;
d1f4942b 925 }
90a545cc
JM		 926 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1",
927 ifname);
928 drv->if_removed = 1;
929 } else {
930 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed",
931 ifname);
7524cfb1
JM		 932 }
933
90a545cc 934 os_memset(&event, 0, sizeof(event));
45e3fc72 935 event.interface_status.ifindex = ifindex;
90a545cc
JM		 936 os_strlcpy(event.interface_status.ifname, ifname,
937 sizeof(event.interface_status.ifname));
938 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
45e3fc72
RM		 939 if (drv)
940 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
941 else
942 wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
943 &event);
3f5285e8
JM		 944}
945
946
7524cfb1 947static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data *drv,
62d680c3 948 u8 *buf, size_t len)
7524cfb1 949{
62d680c3 950 int attrlen, rta_len;
7524cfb1
JM		 951 struct rtattr *attr;
952
62d680c3
JM		 953 attrlen = len;
954 attr = (struct rtattr *) buf;
7524cfb1
JM		 955
956 rta_len = RTA_ALIGN(sizeof(struct rtattr));
957 while (RTA_OK(attr, attrlen)) {
958 if (attr->rta_type == IFLA_IFNAME) {
834ee56f
KP		 959 if (os_strcmp(((char *) attr) + rta_len,
960 drv->first_bss->ifname) == 0)
7524cfb1
JM		 961 return 1;
962 else
963 break;
964 }
965 attr = RTA_NEXT(attr, attrlen);
966 }
967
968 return 0;
969}
970
971
972static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv,
62d680c3 973 int ifindex, u8 *buf, size_t len)
7524cfb1
JM		 974{
975 if (drv->ifindex == ifindex)
976 return 1;
977
62d680c3 978 if (drv->if_removed && wpa_driver_nl80211_own_ifname(drv, buf, len)) {
f51f54a0 979 nl80211_check_global(drv->global);
7524cfb1
JM		 980 wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed "
981 "interface");
5e0c20ff
JM		 982 if (wpa_driver_nl80211_finish_drv_init(drv, NULL, 0, NULL) < 0)
983 return -1;
7524cfb1
JM		 984 return 1;
985 }
986
987 return 0;
988}
989
990
36d84860 991static struct wpa_driver_nl80211_data *
5e0c20ff
JM		 992nl80211_find_drv(struct nl80211_global *global, int idx, u8 *buf, size_t len,
993 int *init_failed)
36d84860
BG		 994{
995 struct wpa_driver_nl80211_data *drv;
5e0c20ff
JM		 996 int res;
997
998 if (init_failed)
999 *init_failed = 0;
36d84860
BG		 1000 dl_list_for_each(drv, &global->interfaces,
1001 struct wpa_driver_nl80211_data, list) {
5e0c20ff
JM		 1002 res = wpa_driver_nl80211_own_ifindex(drv, idx, buf, len);
1003 if (res < 0) {
1004 wpa_printf(MSG_DEBUG,
1005 "nl80211: Found matching own interface, but failed to complete reinitialization");
1006 if (init_failed)
1007 *init_failed = 1;
1008 return drv;
1009 }
1010 if (res > 0 || have_ifidx(drv, idx, IFIDX_ANY))
36d84860
BG		 1011 return drv;
1012 }
1013 return NULL;
1014}
1015
1016
290834df 1017static void nl80211_refresh_mac(struct wpa_driver_nl80211_data *drv,
77a020a1 1018 int ifindex, int notify)
290834df
BG		 1019{
1020 struct i802_bss *bss;
1021 u8 addr[ETH_ALEN];
1022
1023 bss = get_bss_ifindex(drv, ifindex);
1024 if (bss &&
1025 linux_get_ifhwaddr(drv->global->ioctl_sock,
1026 bss->ifname, addr) < 0) {
1027 wpa_printf(MSG_DEBUG,
1028 "nl80211: %s: failed to re-read MAC address",
1029 bss->ifname);
1030 } else if (bss && os_memcmp(addr, bss->addr, ETH_ALEN) != 0) {
1031 wpa_printf(MSG_DEBUG,
1032 "nl80211: Own MAC address on ifindex %d (%s) changed from "
1033 MACSTR " to " MACSTR,
1034 ifindex, bss->ifname,
1035 MAC2STR(bss->addr), MAC2STR(addr));
1036 os_memcpy(bss->addr, addr, ETH_ALEN);
77a020a1
BG		 1037 if (notify)
1038 wpa_supplicant_event(drv->ctx,
1039 EVENT_INTERFACE_MAC_CHANGED, NULL);
290834df
BG		 1040 }
1041}
1042
1043
62d680c3
JM		 1044static void wpa_driver_nl80211_event_rtm_newlink(void *ctx,
1045 struct ifinfomsg *ifi,
1046 u8 *buf, size_t len)
3f5285e8 1047{
36d84860
BG		 1048 struct nl80211_global *global = ctx;
1049 struct wpa_driver_nl80211_data *drv;
90a545cc 1050 int attrlen;
62d680c3 1051 struct rtattr *attr;
97cfcf64 1052 u32 brid = 0;
aef85ba2 1053 char namebuf[IFNAMSIZ];
90a545cc
JM		 1054 char ifname[IFNAMSIZ + 1];
1055 char extra[100], *pos, *end;
5e0c20ff 1056 int init_failed;
3f5285e8 1057
90a545cc
JM		 1058 extra[0] = '\0';
1059 pos = extra;
1060 end = pos + sizeof(extra);
1061 ifname[0] = '\0';
1062
1063 attrlen = len;
1064 attr = (struct rtattr *) buf;
1065 while (RTA_OK(attr, attrlen)) {
1066 switch (attr->rta_type) {
1067 case IFLA_IFNAME:
1068 if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
1069 break;
1070 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
1071 ifname[RTA_PAYLOAD(attr)] = '\0';
1072 break;
1073 case IFLA_MASTER:
1074 brid = nla_get_u32((struct nlattr *) attr);
1075 pos += os_snprintf(pos, end - pos, " master=%u", brid);
1076 break;
1077 case IFLA_WIRELESS:
1078 pos += os_snprintf(pos, end - pos, " wext");
1079 break;
1080 case IFLA_OPERSTATE:
1081 pos += os_snprintf(pos, end - pos, " operstate=%u",
1082 nla_get_u32((struct nlattr *) attr));
1083 break;
1084 case IFLA_LINKMODE:
1085 pos += os_snprintf(pos, end - pos, " linkmode=%u",
1086 nla_get_u32((struct nlattr *) attr));
1087 break;
1088 }
1089 attr = RTA_NEXT(attr, attrlen);
1090 }
1091 extra[sizeof(extra) - 1] = '\0';
1092
f2e90835
JM		 1093 wpa_printf(MSG_DEBUG, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1094 ifi->ifi_index, ifname, extra, ifi->ifi_family,
1095 ifi->ifi_flags,
3f5285e8
JM		 1096 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
1097 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
1098 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
1099 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
a63063b4 1100
5e0c20ff 1101 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len, &init_failed);
45e3fc72
RM		 1102 if (!drv)
1103 goto event_newlink;
5e0c20ff
JM		 1104 if (init_failed)
1105 return; /* do not update interface state */
45e3fc72 1106
a63063b4 1107 if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) {
106fa1e9 1108 namebuf[0] = '\0';
59d24925 1109 if (if_indextoname(ifi->ifi_index, namebuf) &&
106fa1e9 1110 linux_iface_up(drv->global->ioctl_sock, namebuf) > 0) {
59d24925
JM		 1111 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
1112 "event since interface %s is up", namebuf);
7a94120e 1113 drv->ignore_if_down_event = 0;
77a020a1
BG		 1114 /* Re-read MAC address as it may have changed */
1115 nl80211_refresh_mac(drv, ifi->ifi_index, 1);
59d24925
JM		 1116 return;
1117 }
106fa1e9
JM		 1118 wpa_printf(MSG_DEBUG, "nl80211: Interface down (%s/%s)",
1119 namebuf, ifname);
1120 if (os_strcmp(drv->first_bss->ifname, ifname) != 0) {
1121 wpa_printf(MSG_DEBUG,
1122 "nl80211: Not the main interface (%s) - do not indicate interface down",
1123 drv->first_bss->ifname);
1124 } else if (drv->ignore_if_down_event) {
7d9c3698
JM		 1125 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
1126 "event generated by mode change");
1127 drv->ignore_if_down_event = 0;
1128 } else {
1129 drv->if_disabled = 1;
1130 wpa_supplicant_event(drv->ctx,
1131 EVENT_INTERFACE_DISABLED, NULL);
819f096f
AO		 1132
1133 /*
1134 * Try to get drv again, since it may be removed as
1135 * part of the EVENT_INTERFACE_DISABLED handling for
1136 * dynamic interfaces
1137 */
1138 drv = nl80211_find_drv(global, ifi->ifi_index,
5e0c20ff 1139 buf, len, NULL);
819f096f
AO		 1140 if (!drv)
1141 return;
7d9c3698 1142 }
a63063b4
JM		 1143 }
1144
1145 if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) {
8a9950f7 1146 namebuf[0] = '\0';
aef85ba2 1147 if (if_indextoname(ifi->ifi_index, namebuf) &&
106fa1e9 1148 linux_iface_up(drv->global->ioctl_sock, namebuf) == 0) {
aef85ba2
JM		 1149 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1150 "event since interface %s is down",
1151 namebuf);
8a9950f7
HW		 1152 return;
1153 }
1154 wpa_printf(MSG_DEBUG, "nl80211: Interface up (%s/%s)",
1155 namebuf, ifname);
1156 if (os_strcmp(drv->first_bss->ifname, ifname) != 0) {
1157 wpa_printf(MSG_DEBUG,
1158 "nl80211: Not the main interface (%s) - do not indicate interface up",
1159 drv->first_bss->ifname);
834ee56f 1160 } else if (if_nametoindex(drv->first_bss->ifname) == 0) {
d1f4942b
JM		 1161 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1162 "event since interface %s does not exist",
834ee56f 1163 drv->first_bss->ifname);
d1f4942b
JM		 1164 } else if (drv->if_removed) {
1165 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1166 "event since interface %s is marked "
834ee56f 1167 "removed", drv->first_bss->ifname);
aef85ba2 1168 } else {
3e0272ca 1169 /* Re-read MAC address as it may have changed */
77a020a1 1170 nl80211_refresh_mac(drv, ifi->ifi_index, 0);
3e0272ca 1171
aef85ba2
JM		 1172 drv->if_disabled = 0;
1173 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED,
1174 NULL);
1175 }
a63063b4
JM		 1176 }
1177
3f5285e8
JM		 1178 /*
1179 * Some drivers send the association event before the operup event--in
1180 * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
1181 * fails. This will hit us when wpa_supplicant does not need to do
1182 * IEEE 802.1X authentication
1183 */
1184 if (drv->operstate == 1 &&
1185 (ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP &&
90a545cc
JM		 1186 !(ifi->ifi_flags & IFF_RUNNING)) {
1187 wpa_printf(MSG_DEBUG, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate");
36d84860 1188 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
e2d02c29 1189 -1, IF_OPER_UP);
3f5285e8 1190 }
97cfcf64 1191
45e3fc72 1192event_newlink:
90a545cc 1193 if (ifname[0])
45e3fc72
RM		 1194 wpa_driver_nl80211_event_newlink(global, drv, ifi->ifi_index,
1195 ifname);
90a545cc 1196
45e3fc72 1197 if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
392dfd37
JM		 1198 struct i802_bss *bss;
1199
97cfcf64 1200 /* device has been added to bridge */
40e76396
JM		 1201 if (!if_indextoname(brid, namebuf)) {
1202 wpa_printf(MSG_DEBUG,
1203 "nl80211: Could not find bridge ifname for ifindex %u",
1204 brid);
1205 return;
1206 }
97cfcf64
B		 1207 wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s",
1208 brid, namebuf);
732b1d20 1209 add_ifidx(drv, brid, ifi->ifi_index);
392dfd37
JM		 1210
1211 for (bss = drv->first_bss; bss; bss = bss->next) {
1212 if (os_strcmp(ifname, bss->ifname) == 0) {
1213 os_strlcpy(bss->brname, namebuf, IFNAMSIZ);
1214 break;
1215 }
1216 }
97cfcf64 1217 }
3f5285e8
JM		 1218}
1219
1220
62d680c3
JM		 1221static void wpa_driver_nl80211_event_rtm_dellink(void *ctx,
1222 struct ifinfomsg *ifi,
1223 u8 *buf, size_t len)
3f5285e8 1224{
36d84860
BG		 1225 struct nl80211_global *global = ctx;
1226 struct wpa_driver_nl80211_data *drv;
90a545cc 1227 int attrlen;
62d680c3 1228 struct rtattr *attr;
97cfcf64 1229 u32 brid = 0;
90a545cc 1230 char ifname[IFNAMSIZ + 1];
f2e90835 1231 char extra[100], *pos, *end;
3f5285e8 1232
f2e90835
JM		 1233 extra[0] = '\0';
1234 pos = extra;
1235 end = pos + sizeof(extra);
90a545cc
JM		 1236 ifname[0] = '\0';
1237
62d680c3
JM		 1238 attrlen = len;
1239 attr = (struct rtattr *) buf;
3f5285e8 1240 while (RTA_OK(attr, attrlen)) {
90a545cc
JM		 1241 switch (attr->rta_type) {
1242 case IFLA_IFNAME:
1243 if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
1244 break;
1245 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
1246 ifname[RTA_PAYLOAD(attr)] = '\0';
1247 break;
1248 case IFLA_MASTER:
97cfcf64 1249 brid = nla_get_u32((struct nlattr *) attr);
f2e90835
JM		 1250 pos += os_snprintf(pos, end - pos, " master=%u", brid);
1251 break;
1252 case IFLA_OPERSTATE:
1253 pos += os_snprintf(pos, end - pos, " operstate=%u",
1254 nla_get_u32((struct nlattr *) attr));
1255 break;
1256 case IFLA_LINKMODE:
1257 pos += os_snprintf(pos, end - pos, " linkmode=%u",
1258 nla_get_u32((struct nlattr *) attr));
90a545cc
JM		 1259 break;
1260 }
3f5285e8
JM		 1261 attr = RTA_NEXT(attr, attrlen);
1262 }
f2e90835
JM		 1263 extra[sizeof(extra) - 1] = '\0';
1264
1265 wpa_printf(MSG_DEBUG, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1266 ifi->ifi_index, ifname, extra, ifi->ifi_family,
1267 ifi->ifi_flags,
1268 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
1269 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
1270 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
1271 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
97cfcf64 1272
5e0c20ff 1273 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len, NULL);
90a545cc 1274
45e3fc72 1275 if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
97cfcf64
B		 1276 /* device has been removed from bridge */
1277 char namebuf[IFNAMSIZ];
40e76396
JM		 1278
1279 if (!if_indextoname(brid, namebuf)) {
1280 wpa_printf(MSG_DEBUG,
1281 "nl80211: Could not find bridge ifname for ifindex %u",
1282 brid);
1283 } else {
1284 wpa_printf(MSG_DEBUG,
1285 "nl80211: Remove ifindex %u for bridge %s",
1286 brid, namebuf);
1287 }
732b1d20 1288 del_ifidx(drv, brid, ifi->ifi_index);
97cfcf64 1289 }
45e3fc72
RM		 1290
1291 if (ifi->ifi_family != AF_BRIDGE || !brid)
1292 wpa_driver_nl80211_event_dellink(global, drv, ifi->ifi_index,
1293 ifname);
3f5285e8
JM		 1294}
1295
1296
a1fce391
JM		 1297struct nl80211_get_assoc_freq_arg {
1298 struct wpa_driver_nl80211_data *drv;
1299 unsigned int assoc_freq;
1300 unsigned int ibss_freq;
1301 u8 assoc_bssid[ETH_ALEN];
ed0a4ddc
NW		 1302 u8 assoc_ssid[SSID_MAX_LEN];
1303 u8 assoc_ssid_len;
a1fce391
JM		 1304};
1305
1306static int nl80211_get_assoc_freq_handler(struct nl_msg *msg, void *arg)
1307{
1308 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1309 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1310 struct nlattr *bss[NL80211_BSS_MAX + 1];
1311 static struct nla_policy bss_policy[NL80211_BSS_MAX + 1] = {
1312 [NL80211_BSS_BSSID] = { .type = NLA_UNSPEC },
1313 [NL80211_BSS_FREQUENCY] = { .type = NLA_U32 },
ed0a4ddc 1314 [NL80211_BSS_INFORMATION_ELEMENTS] = { .type = NLA_UNSPEC },
a1fce391
JM		 1315 [NL80211_BSS_STATUS] = { .type = NLA_U32 },
1316 };
1317 struct nl80211_get_assoc_freq_arg *ctx = arg;
1318 enum nl80211_bss_status status;
1319
1320 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1321 genlmsg_attrlen(gnlh, 0), NULL);
1322 if (!tb[NL80211_ATTR_BSS] ||
1323 nla_parse_nested(bss, NL80211_BSS_MAX, tb[NL80211_ATTR_BSS],
1324 bss_policy) ||
1325 !bss[NL80211_BSS_STATUS])
1326 return NL_SKIP;
1327
1328 status = nla_get_u32(bss[NL80211_BSS_STATUS]);
1329 if (status == NL80211_BSS_STATUS_ASSOCIATED &&
1330 bss[NL80211_BSS_FREQUENCY]) {
1331 ctx->assoc_freq = nla_get_u32(bss[NL80211_BSS_FREQUENCY]);
1332 wpa_printf(MSG_DEBUG, "nl80211: Associated on %u MHz",
1333 ctx->assoc_freq);
1334 }
1335 if (status == NL80211_BSS_STATUS_IBSS_JOINED &&
1336 bss[NL80211_BSS_FREQUENCY]) {
1337 ctx->ibss_freq = nla_get_u32(bss[NL80211_BSS_FREQUENCY]);
1338 wpa_printf(MSG_DEBUG, "nl80211: IBSS-joined on %u MHz",
1339 ctx->ibss_freq);
1340 }
1341 if (status == NL80211_BSS_STATUS_ASSOCIATED &&
1342 bss[NL80211_BSS_BSSID]) {
1343 os_memcpy(ctx->assoc_bssid,
1344 nla_data(bss[NL80211_BSS_BSSID]), ETH_ALEN);
1345 wpa_printf(MSG_DEBUG, "nl80211: Associated with "
1346 MACSTR, MAC2STR(ctx->assoc_bssid));
1347 }
1348
ed0a4ddc
NW		 1349 if (status == NL80211_BSS_STATUS_ASSOCIATED &&
1350 bss[NL80211_BSS_INFORMATION_ELEMENTS]) {
1351 const u8 *ie, *ssid;
1352 size_t ie_len;
1353
1354 ie = nla_data(bss[NL80211_BSS_INFORMATION_ELEMENTS]);
1355 ie_len = nla_len(bss[NL80211_BSS_INFORMATION_ELEMENTS]);
1356 ssid = get_ie(ie, ie_len, WLAN_EID_SSID);
1357 if (ssid && ssid[1] > 0 && ssid[1] <= SSID_MAX_LEN) {
1358 ctx->assoc_ssid_len = ssid[1];
1359 os_memcpy(ctx->assoc_ssid, ssid + 2, ssid[1]);
1360 }
1361 }
1362
a1fce391
JM		 1363 return NL_SKIP;
1364}
1365
1366
ed0a4ddc
NW		 1367int nl80211_get_assoc_ssid(struct wpa_driver_nl80211_data *drv, u8 *ssid)
1368{
1369 struct nl_msg *msg;
1370 int ret;
1371 struct nl80211_get_assoc_freq_arg arg;
1372
1373 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
1374 os_memset(&arg, 0, sizeof(arg));
1375 arg.drv = drv;
1376 ret = send_and_recv_msgs(drv, msg, nl80211_get_assoc_freq_handler,
1377 &arg);
1378 if (ret == 0) {
1379 os_memcpy(ssid, arg.assoc_ssid, arg.assoc_ssid_len);
1380 return arg.assoc_ssid_len;
1381 }
1382 wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d (%s)",
1383 ret, strerror(-ret));
1384 return ret;
1385}
1386
1387
f3407c66 1388unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv)
f5a8d422
JM		 1389{
1390 struct nl_msg *msg;
1391 int ret;
a1fce391 1392 struct nl80211_get_assoc_freq_arg arg;
f5a8d422 1393
9725b784 1394 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
f5a8d422 1395 os_memset(&arg, 0, sizeof(arg));
f5a8d422 1396 arg.drv = drv;
a1fce391
JM		 1397 ret = send_and_recv_msgs(drv, msg, nl80211_get_assoc_freq_handler,
1398 &arg);
f5a8d422 1399 if (ret == 0) {
c7caac56
JM		 1400 unsigned int freq = drv->nlmode == NL80211_IFTYPE_ADHOC ?
1401 arg.ibss_freq : arg.assoc_freq;
f5a8d422 1402 wpa_printf(MSG_DEBUG, "nl80211: Operating frequency for the "
c7caac56
JM		 1403 "associated BSS from scan results: %u MHz", freq);
1404 if (freq)
1405 drv->assoc_freq = freq;
30158a0d 1406 return drv->assoc_freq;
f5a8d422
JM		 1407 }
1408 wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d "
1409 "(%s)", ret, strerror(-ret));
f5a8d422
JM		 1410 return drv->assoc_freq;
1411}
1412
1413
60a972a6
JM		 1414static int get_link_signal(struct nl_msg *msg, void *arg)
1415{
1416 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1417 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1418 struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1];
1419 static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = {
1420 [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
95783298 1421 [NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 },
74fa78b2 1422 [NL80211_STA_INFO_BEACON_SIGNAL_AVG] = { .type = NLA_U8 },
60a972a6 1423 };
7ee35bf3
PS		 1424 struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1];
1425 static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
1426 [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
1427 [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
1428 [NL80211_RATE_INFO_40_MHZ_WIDTH] = { .type = NLA_FLAG },
1429 [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
1430 };
1c5c7273 1431 struct wpa_signal_info *sig_change = arg;
60a972a6
JM		 1432
1433 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1434 genlmsg_attrlen(gnlh, 0), NULL);
1435 if (!tb[NL80211_ATTR_STA_INFO] ||
1436 nla_parse_nested(sinfo, NL80211_STA_INFO_MAX,
1437 tb[NL80211_ATTR_STA_INFO], policy))
1438 return NL_SKIP;
1439 if (!sinfo[NL80211_STA_INFO_SIGNAL])
1440 return NL_SKIP;
1441
7ee35bf3
PS		 1442 sig_change->current_signal =
1443 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]);
1444
95783298
AO		 1445 if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
1446 sig_change->avg_signal =
1447 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]);
1448 else
1449 sig_change->avg_signal = 0;
1450
74fa78b2
JM		 1451 if (sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG])
1452 sig_change->avg_beacon_signal =
1453 (s8)
1454 nla_get_u8(sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG]);
1455 else
1456 sig_change->avg_beacon_signal = 0;
1457
7ee35bf3
PS		 1458 if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
1459 if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
1460 sinfo[NL80211_STA_INFO_TX_BITRATE],
1461 rate_policy)) {
1462 sig_change->current_txrate = 0;
1463 } else {
1464 if (rinfo[NL80211_RATE_INFO_BITRATE]) {
1465 sig_change->current_txrate =
1466 nla_get_u16(rinfo[
1467 NL80211_RATE_INFO_BITRATE]) * 100;
1468 }
1469 }
1470 }
1471
60a972a6
JM		 1472 return NL_SKIP;
1473}
1474
1475
f3407c66
JM		 1476int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
1477 struct wpa_signal_info *sig)
60a972a6
JM		 1478{
1479 struct nl_msg *msg;
1480
941807f6 1481 sig->current_signal = -WPA_INVALID_NOISE;
7ee35bf3 1482 sig->current_txrate = 0;
60a972a6 1483
9725b784 1484 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_STATION)) ||
a862e4a3
JM		 1485 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid)) {
1486 nlmsg_free(msg);
1487 return -ENOBUFS;
1488 }
60a972a6
JM		 1489
1490 return send_and_recv_msgs(drv, msg, get_link_signal, sig);
60a972a6
JM		 1491}
1492
1493
7ee35bf3
PS		 1494static int get_link_noise(struct nl_msg *msg, void *arg)
1495{
1496 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1497 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1498 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
1499 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
1500 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
1501 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
1502 };
1c5c7273 1503 struct wpa_signal_info *sig_change = arg;
7ee35bf3
PS		 1504
1505 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1506 genlmsg_attrlen(gnlh, 0), NULL);
1507
1508 if (!tb[NL80211_ATTR_SURVEY_INFO]) {
1509 wpa_printf(MSG_DEBUG, "nl80211: survey data missing!");
1510 return NL_SKIP;
1511 }
1512
1513 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
1514 tb[NL80211_ATTR_SURVEY_INFO],
1515 survey_policy)) {
1516 wpa_printf(MSG_DEBUG, "nl80211: failed to parse nested "
1517 "attributes!");
1518 return NL_SKIP;
1519 }
1520
1521 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY])
1522 return NL_SKIP;
1523
1524 if (nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) !=
1525 sig_change->frequency)
1526 return NL_SKIP;
1527
1528 if (!sinfo[NL80211_SURVEY_INFO_NOISE])
1529 return NL_SKIP;
1530
1531 sig_change->current_noise =
1532 (s8) nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
1533
1534 return NL_SKIP;
1535}
1536
1537
f3407c66
JM		 1538int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
1539 struct wpa_signal_info *sig_change)
7ee35bf3
PS		 1540{
1541 struct nl_msg *msg;
1542
941807f6 1543 sig_change->current_noise = WPA_INVALID_NOISE;
7ee35bf3
PS		 1544 sig_change->frequency = drv->assoc_freq;
1545
9725b784 1546 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
7ee35bf3 1547 return send_and_recv_msgs(drv, msg, get_link_noise, sig_change);
7ee35bf3
PS		 1548}
1549
1550
7f00dc6e
MV		 1551static int get_channel_info(struct nl_msg *msg, void *arg)
1552{
1553 struct nlattr *tb[NL80211_ATTR_MAX + 1] = { 0 };
1554 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1555 struct wpa_channel_info *chan_info = arg;
1556
1557 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1558 genlmsg_attrlen(gnlh, 0), NULL);
1559
1560 os_memset(chan_info, 0, sizeof(struct wpa_channel_info));
1561 chan_info->chanwidth = CHAN_WIDTH_UNKNOWN;
1562
1563 if (tb[NL80211_ATTR_WIPHY_FREQ])
1564 chan_info->frequency =
1565 nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
1566 if (tb[NL80211_ATTR_CHANNEL_WIDTH])
1567 chan_info->chanwidth = convert2width(
1568 nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
1569 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
1570 enum nl80211_channel_type ct =
1571 nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
1572
1573 switch (ct) {
1574 case NL80211_CHAN_HT40MINUS:
1575 chan_info->sec_channel = -1;
1576 break;
1577 case NL80211_CHAN_HT40PLUS:
1578 chan_info->sec_channel = 1;
1579 break;
1580 default:
1581 chan_info->sec_channel = 0;
1582 break;
1583 }
1584 }
1585 if (tb[NL80211_ATTR_CENTER_FREQ1])
1586 chan_info->center_frq1 =
1587 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
1588 if (tb[NL80211_ATTR_CENTER_FREQ2])
1589 chan_info->center_frq2 =
1590 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
1591
1592 if (chan_info->center_frq2) {
1593 u8 seg1_idx = 0;
1594
1595 if (ieee80211_freq_to_chan(chan_info->center_frq2, &seg1_idx) !=
1596 NUM_HOSTAPD_MODES)
1597 chan_info->seg1_idx = seg1_idx;
1598 }
1599
1600 return NL_SKIP;
1601}
1602
1603
1604static int nl80211_channel_info(void *priv, struct wpa_channel_info *ci)
1605{
1606 struct i802_bss *bss = priv;
1607 struct wpa_driver_nl80211_data *drv = bss->drv;
1608 struct nl_msg *msg;
1609
1610 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
1611 return send_and_recv_msgs(drv, msg, get_channel_info, ci);
1612}
1613
1614
97865538 1615static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx,
5582a5d1 1616 void *handle)
97865538 1617{
a4ae123c 1618 struct nl_cb *cb = eloop_ctx;
34068ac3 1619 int res;
97865538 1620
cc2ada86 1621 wpa_printf(MSG_MSGDUMP, "nl80211: Event message available");
97865538 1622
34068ac3 1623 res = nl_recvmsgs(handle, cb);
d3d04831 1624 if (res < 0) {
34068ac3
JM		 1625 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
1626 __func__, res);
1627 }
97865538
JM		 1628}
1629
1630
6d158490
LR		 1631/**
1632 * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
1633 * @priv: driver_nl80211 private data
1634 * @alpha2_arg: country to which to switch to
1635 * Returns: 0 on success, -1 on failure
1636 *
1637 * This asks nl80211 to set the regulatory domain for given
1638 * country ISO / IEC alpha2.
1639 */
1640static int wpa_driver_nl80211_set_country(void *priv, const char *alpha2_arg)
1641{
a2e40bb6
FF		 1642 struct i802_bss *bss = priv;
1643 struct wpa_driver_nl80211_data *drv = bss->drv;
6d158490
LR		 1644 char alpha2[3];
1645 struct nl_msg *msg;
1646
1647 msg = nlmsg_alloc();
1648 if (!msg)
e785c2ba 1649 return -ENOMEM;
6d158490
LR		 1650
1651 alpha2[0] = alpha2_arg[0];
1652 alpha2[1] = alpha2_arg[1];
1653 alpha2[2] = '\0';
1654
a862e4a3
JM		 1655 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REQ_SET_REG) ||
1656 nla_put_string(msg, NL80211_ATTR_REG_ALPHA2, alpha2)) {
1657 nlmsg_free(msg);
1658 return -EINVAL;
1659 }
6d158490
LR		 1660 if (send_and_recv_msgs(drv, msg, NULL, NULL))
1661 return -EINVAL;
1662 return 0;
6d158490
LR		 1663}
1664
1665
f0793bf1
JM		 1666static int nl80211_get_country(struct nl_msg *msg, void *arg)
1667{
1668 char *alpha2 = arg;
1669 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1670 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1671
1672 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1673 genlmsg_attrlen(gnlh, 0), NULL);
1674 if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) {
1675 wpa_printf(MSG_DEBUG, "nl80211: No country information available");
1676 return NL_SKIP;
1677 }
1678 os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3);
1679 return NL_SKIP;
1680}
1681
1682
1683static int wpa_driver_nl80211_get_country(void *priv, char *alpha2)
1684{
1685 struct i802_bss *bss = priv;
1686 struct wpa_driver_nl80211_data *drv = bss->drv;
1687 struct nl_msg *msg;
1688 int ret;
1689
1690 msg = nlmsg_alloc();
1691 if (!msg)
1692 return -ENOMEM;
1693
1694 nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
1695 alpha2[0] = '\0';
1696 ret = send_and_recv_msgs(drv, msg, nl80211_get_country, alpha2);
1697 if (!alpha2[0])
1698 ret = -1;
1699
1700 return ret;
1701}
1702
1703
2a7b66f5
BG		 1704static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global)
1705{
d6c9aab8
JB		 1706 int ret;
1707
2a7b66f5
BG		 1708 global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1709 if (global->nl_cb == NULL) {
1710 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
1711 "callbacks");
1712 return -1;
1713 }
1714
481234cf
JM		 1715 global->nl = nl_create_handle(global->nl_cb, "nl");
1716 if (global->nl == NULL)
d6c9aab8 1717 goto err;
276e2d67 1718
481234cf 1719 global->nl80211_id = genl_ctrl_resolve(global->nl, "nl80211");
335d42b1 1720 if (global->nl80211_id < 0) {
276e2d67
BG		 1721 wpa_printf(MSG_ERROR, "nl80211: 'nl80211' generic netlink not "
1722 "found");
d6c9aab8 1723 goto err;
276e2d67
BG		 1724 }
1725
481234cf
JM		 1726 global->nl_event = nl_create_handle(global->nl_cb, "event");
1727 if (global->nl_event == NULL)
d6c9aab8 1728 goto err;
9fff9fdc 1729
d6c9aab8 1730 ret = nl_get_multicast_id(global, "nl80211", "scan");
97865538 1731 if (ret >= 0)
481234cf 1732 ret = nl_socket_add_membership(global->nl_event, ret);
97865538
JM		 1733 if (ret < 0) {
1734 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1735 "membership for scan events: %d (%s)",
1736 ret, strerror(-ret));
d6c9aab8 1737 goto err;
97865538 1738 }
c2a04078 1739
d6c9aab8 1740 ret = nl_get_multicast_id(global, "nl80211", "mlme");
c2a04078 1741 if (ret >= 0)
481234cf 1742 ret = nl_socket_add_membership(global->nl_event, ret);
c2a04078
JM		 1743 if (ret < 0) {
1744 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1745 "membership for mlme events: %d (%s)",
1746 ret, strerror(-ret));
d6c9aab8 1747 goto err;
c2a04078 1748 }
c2a04078 1749
d6c9aab8 1750 ret = nl_get_multicast_id(global, "nl80211", "regulatory");
33c5deb8 1751 if (ret >= 0)
481234cf 1752 ret = nl_socket_add_membership(global->nl_event, ret);
33c5deb8
JM		 1753 if (ret < 0) {
1754 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1755 "membership for regulatory events: %d (%s)",
1756 ret, strerror(-ret));
1757 /* Continue without regulatory events */
1758 }
1759
17b79e65
JM		 1760 ret = nl_get_multicast_id(global, "nl80211", "vendor");
1761 if (ret >= 0)
1762 ret = nl_socket_add_membership(global->nl_event, ret);
1763 if (ret < 0) {
1764 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1765 "membership for vendor events: %d (%s)",
1766 ret, strerror(-ret));
1767 /* Continue without vendor events */
1768 }
1769
d6c9aab8
JB		 1770 nl_cb_set(global->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1771 no_seq_check, NULL);
1772 nl_cb_set(global->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1773 process_global_event, global);
1774
5f65e9f7
JB		 1775 nl80211_register_eloop_read(&global->nl_event,
1776 wpa_driver_nl80211_event_receive,
40a68f33 1777 global->nl_cb, 0);
d6c9aab8
JB		 1778
1779 return 0;
1780
1781err:
1782 nl_destroy_handles(&global->nl_event);
1783 nl_destroy_handles(&global->nl);
1784 nl_cb_put(global->nl_cb);
671a5039 1785 global->nl_cb = NULL;
d6c9aab8
JB		 1786 return -1;
1787}
1788
1789
f51f54a0
JM		 1790static void nl80211_check_global(struct nl80211_global *global)
1791{
1792 struct nl_handle *handle;
1793 const char *groups[] = { "scan", "mlme", "regulatory", "vendor", NULL };
1794 int ret;
1795 unsigned int i;
1796
1797 /*
1798 * Try to re-add memberships to handle case of cfg80211 getting reloaded
1799 * and all registration having been cleared.
1800 */
1801 handle = (void *) (((intptr_t) global->nl_event) ^
1802 ELOOP_SOCKET_INVALID);
1803
1804 for (i = 0; groups[i]; i++) {
1805 ret = nl_get_multicast_id(global, "nl80211", groups[i]);
1806 if (ret >= 0)
1807 ret = nl_socket_add_membership(handle, ret);
1808 if (ret < 0) {
1809 wpa_printf(MSG_INFO,
1810 "nl80211: Could not re-add multicast membership for %s events: %d (%s)",
1811 groups[i], ret, strerror(-ret));
1812 }
1813 }
1814}
1815
1816
8401a6b0
JM		 1817static void wpa_driver_nl80211_rfkill_blocked(void *ctx)
1818{
6da504a1
IP		 1819 struct wpa_driver_nl80211_data *drv = ctx;
1820
8401a6b0 1821 wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked");
6da504a1 1822
a63063b4 1823 /*
6da504a1
IP		 1824 * rtnetlink ifdown handler will report interfaces other than the P2P
1825 * Device interface as disabled.
a63063b4 1826 */
6da504a1
IP		 1827 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
1828 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED, NULL);
8401a6b0
JM		 1829}
1830
1831
1832static void wpa_driver_nl80211_rfkill_unblocked(void *ctx)
1833{
1834 struct wpa_driver_nl80211_data *drv = ctx;
1835 wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked");
834ee56f 1836 if (i802_set_iface_flags(drv->first_bss, 1)) {
8401a6b0
JM		 1837 wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP "
1838 "after rfkill unblock");
1839 return;
1840 }
e8dc205f
AO		 1841
1842 if (is_p2p_net_interface(drv->nlmode))
1843 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
1844
6da504a1
IP		 1845 /*
1846 * rtnetlink ifup handler will report interfaces other than the P2P
1847 * Device interface as enabled.
1848 */
1849 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
1850 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED, NULL);
8401a6b0
JM		 1851}
1852
1853
32ab4855
JB		 1854static void wpa_driver_nl80211_handle_eapol_tx_status(int sock,
1855 void *eloop_ctx,
1856 void *handle)
1857{
1858 struct wpa_driver_nl80211_data *drv = eloop_ctx;
1859 u8 data[2048];
1860 struct msghdr msg;
1861 struct iovec entry;
cad0f50e 1862 u8 control[512];
32ab4855
JB		 1863 struct cmsghdr *cmsg;
1864 int res, found_ee = 0, found_wifi = 0, acked = 0;
1865 union wpa_event_data event;
1866
1867 memset(&msg, 0, sizeof(msg));
1868 msg.msg_iov = &entry;
1869 msg.msg_iovlen = 1;
1870 entry.iov_base = data;
1871 entry.iov_len = sizeof(data);
1872 msg.msg_control = &control;
1873 msg.msg_controllen = sizeof(control);
1874
1875 res = recvmsg(sock, &msg, MSG_ERRQUEUE);
1876 /* if error or not fitting 802.3 header, return */
1877 if (res < 14)
1878 return;
1879
1880 for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg))
1881 {
1882 if (cmsg->cmsg_level == SOL_SOCKET &&
1883 cmsg->cmsg_type == SCM_WIFI_STATUS) {
1884 int *ack;
1885
1886 found_wifi = 1;
1887 ack = (void *)CMSG_DATA(cmsg);
1888 acked = *ack;
1889 }
1890
1891 if (cmsg->cmsg_level == SOL_PACKET &&
1892 cmsg->cmsg_type == PACKET_TX_TIMESTAMP) {
1893 struct sock_extended_err *err =
1894 (struct sock_extended_err *)CMSG_DATA(cmsg);
1895
1896 if (err->ee_origin == SO_EE_ORIGIN_TXSTATUS)
1897 found_ee = 1;
1898 }
1899 }
1900
1901 if (!found_ee || !found_wifi)
1902 return;
1903
1904 memset(&event, 0, sizeof(event));
1905 event.eapol_tx_status.dst = data;
1906 event.eapol_tx_status.data = data + 14;
1907 event.eapol_tx_status.data_len = res - 14;
1908 event.eapol_tx_status.ack = acked;
1909 wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event);
1910}
1911
1912
cc7a48d1
JB		 1913static int nl80211_init_bss(struct i802_bss *bss)
1914{
1915 bss->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1916 if (!bss->nl_cb)
1917 return -1;
1918
1919 nl_cb_set(bss->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1920 no_seq_check, NULL);
1921 nl_cb_set(bss->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1922 process_bss_event, bss);
1923
1924 return 0;
1925}
1926
1927
1928static void nl80211_destroy_bss(struct i802_bss *bss)
1929{
1930 nl_cb_put(bss->nl_cb);
1931 bss->nl_cb = NULL;
1932}
1933
1934
0e92fb8f
JB		 1935static void
1936wpa_driver_nl80211_drv_init_rfkill(struct wpa_driver_nl80211_data *drv)
1937{
1938 struct rfkill_config *rcfg;
1939
1940 if (drv->rfkill)
1941 return;
1942
1943 rcfg = os_zalloc(sizeof(*rcfg));
1944 if (!rcfg)
1945 return;
1946
1947 rcfg->ctx = drv;
1948
1949 /* rfkill uses netdev sysfs for initialization. However, P2P Device is
1950 * not associated with a netdev, so use the name of some other interface
1951 * sharing the same wiphy as the P2P Device interface.
1952 *
1953 * Note: This is valid, as a P2P Device interface is always dynamically
1954 * created and is created only once another wpa_s interface was added.
1955 */
1956 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) {
1957 struct nl80211_global *global = drv->global;
1958 struct wpa_driver_nl80211_data *tmp1;
1959
1960 dl_list_for_each(tmp1, &global->interfaces,
1961 struct wpa_driver_nl80211_data, list) {
1962 if (drv == tmp1 || drv->wiphy_idx != tmp1->wiphy_idx ||
1963 !tmp1->rfkill)
1964 continue;
1965
1966 wpa_printf(MSG_DEBUG,
1967 "nl80211: Use (%s) to initialize P2P Device rfkill",
1968 tmp1->first_bss->ifname);
1969 os_strlcpy(rcfg->ifname, tmp1->first_bss->ifname,
1970 sizeof(rcfg->ifname));
1971 break;
1972 }
1973 } else {
1974 os_strlcpy(rcfg->ifname, drv->first_bss->ifname,
1975 sizeof(rcfg->ifname));
1976 }
1977
1978 rcfg->blocked_cb = wpa_driver_nl80211_rfkill_blocked;
1979 rcfg->unblocked_cb = wpa_driver_nl80211_rfkill_unblocked;
1980 drv->rfkill = rfkill_init(rcfg);
1981 if (!drv->rfkill) {
1982 wpa_printf(MSG_DEBUG, "nl80211: RFKILL status not available");
1983 os_free(rcfg);
1984 }
1985}
1986
1987
0d547d5f
JM		 1988static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname,
1989 void *global_priv, int hostapd,
0ecff8d7
JM		 1990 const u8 *set_addr,
1991 const char *driver_params)
9fff9fdc 1992{
9fff9fdc 1993 struct wpa_driver_nl80211_data *drv;
a2e40bb6 1994 struct i802_bss *bss;
9fff9fdc 1995
a5c696ad
JM		 1996 if (global_priv == NULL)
1997 return NULL;
9fff9fdc
JM		 1998 drv = os_zalloc(sizeof(*drv));
1999 if (drv == NULL)
2000 return NULL;
f2ed8023 2001 drv->global = global_priv;
9fff9fdc 2002 drv->ctx = ctx;
0d547d5f
JM		 2003 drv->hostapd = !!hostapd;
2004 drv->eapol_sock = -1;
64ae2447
JM		 2005
2006 /*
2007 * There is no driver capability flag for this, so assume it is
2008 * supported and disable this on first attempt to use if the driver
2009 * rejects the command due to missing support.
2010 */
2011 drv->set_rekey_offload = 1;
2012
099224c1 2013 drv->num_if_indices = ARRAY_SIZE(drv->default_if_indices);
0d547d5f 2014 drv->if_indices = drv->default_if_indices;
834ee56f
KP		 2015
2016 drv->first_bss = os_zalloc(sizeof(*drv->first_bss));
2017 if (!drv->first_bss) {
2018 os_free(drv);
2019 return NULL;
2020 }
2021 bss = drv->first_bss;
a2e40bb6 2022 bss->drv = drv;
a5e1eb20
SE		 2023 bss->ctx = ctx;
2024
a2e40bb6 2025 os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname));
9fff9fdc
JM		 2026 drv->monitor_ifidx = -1;
2027 drv->monitor_sock = -1;
d12dab4c 2028 drv->eapol_tx_sock = -1;
b1f625e0 2029 drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
9fff9fdc 2030
cc7a48d1
JB		 2031 if (nl80211_init_bss(bss))
2032 goto failed;
2033
0ecff8d7 2034 if (wpa_driver_nl80211_finish_drv_init(drv, set_addr, 1, driver_params))
bbaf0837 2035 goto failed;
7524cfb1 2036
d12dab4c 2037 drv->eapol_tx_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
32ab4855
JB		 2038 if (drv->eapol_tx_sock < 0)
2039 goto failed;
2040
2041 if (drv->data_tx_status) {
2042 int enabled = 1;
2043
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;
a11241fa
JB		 2049 if (!drv->use_monitor)
2050 drv->capa.flags &=
2051 ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
32ab4855
JB		 2052 } else {
2053 eloop_register_read_sock(drv->eapol_tx_sock,
2054 wpa_driver_nl80211_handle_eapol_tx_status,
2055 drv, NULL);
2056 }
2057 }
f10bfc9a 2058
dac12351 2059 if (drv->global) {
f51f54a0 2060 nl80211_check_global(drv->global);
c4bb8817 2061 dl_list_add(&drv->global->interfaces, &drv->list);
dac12351
BG		 2062 drv->in_interface_list = 1;
2063 }
c4bb8817 2064
a2e40bb6 2065 return bss;
7524cfb1 2066
bbaf0837 2067failed:
dac12351 2068 wpa_driver_nl80211_deinit(bss);
7524cfb1
JM		 2069 return NULL;
2070}
2071
2072
0d547d5f
JM		 2073/**
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
2080 */
2081static void * wpa_driver_nl80211_init(void *ctx, const char *ifname,
2082 void *global_priv)
2083{
0ecff8d7
JM		 2084 return wpa_driver_nl80211_drv_init(ctx, ifname, global_priv, 0, NULL,
2085 NULL);
0d547d5f
JM		 2086}
2087
2088
a11241fa 2089static int nl80211_register_frame(struct i802_bss *bss,
5582a5d1 2090 struct nl_handle *nl_handle,
bd94971e 2091 u16 type, const u8 *match, size_t match_len)
58f6fbe0 2092{
a11241fa 2093 struct wpa_driver_nl80211_data *drv = bss->drv;
58f6fbe0 2094 struct nl_msg *msg;
a862e4a3 2095 int ret;
880de885 2096 char buf[30];
58f6fbe0 2097
880de885
JM		 2098 buf[0] = '\0';
2099 wpa_snprintf_hex(buf, sizeof(buf), match, match_len);
dedfa440
PF		 2100 wpa_printf(MSG_DEBUG, "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s",
2101 type, fc2str(type), nl_handle, buf);
36488c05 2102
56f77852 2103 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REGISTER_ACTION)) ||
a862e4a3
JM		 2104 nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE, type) ||
2105 nla_put(msg, NL80211_ATTR_FRAME_MATCH, match_len, match)) {
2106 nlmsg_free(msg);
2107 return -1;
2108 }
58f6fbe0 2109
d6c9aab8 2110 ret = send_and_recv(drv->global, nl_handle, msg, NULL, NULL);
58f6fbe0 2111 if (ret) {
5582a5d1
JB		 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",
58f6fbe0 2116 match, match_len);
58f6fbe0 2117 }
58f6fbe0
JM		 2118 return ret;
2119}
2120
2121
a11241fa
JB		 2122static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
2123{
481234cf 2124 if (bss->nl_mgmt) {
a11241fa 2125 wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
36488c05 2126 "already on! (nl_mgmt=%p)", bss->nl_mgmt);
a11241fa
JB		 2127 return -1;
2128 }
2129
ce20a370 2130 bss->nl_mgmt = nl_create_handle(bss->nl_cb, "mgmt");
481234cf 2131 if (bss->nl_mgmt == NULL)
a11241fa
JB		 2132 return -1;
2133
a11241fa
JB		 2134 return 0;
2135}
2136
2137
5f65e9f7
JB		 2138static void nl80211_mgmt_handle_register_eloop(struct i802_bss *bss)
2139{
2140 nl80211_register_eloop_read(&bss->nl_mgmt,
2141 wpa_driver_nl80211_event_receive,
40a68f33 2142 bss->nl_cb, 0);
5f65e9f7
JB		 2143}
2144
2145
a11241fa 2146static int nl80211_register_action_frame(struct i802_bss *bss,
bd94971e
JB		 2147 const u8 *match, size_t match_len)
2148{
2149 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
481234cf 2150 return nl80211_register_frame(bss, bss->nl_mgmt,
5582a5d1 2151 type, match, match_len);
bd94971e
JB		 2152}
2153
2154
40a68f33
SD		 2155static int nl80211_init_connect_handle(struct i802_bss *bss)
2156{
2157 if (bss->nl_connect) {
2158 wpa_printf(MSG_DEBUG,
2159 "nl80211: Connect handle already created (nl_connect=%p)",
2160 bss->nl_connect);
2161 return -1;
2162 }
2163
2164 bss->nl_connect = nl_create_handle(bss->nl_cb, "connect");
2165 if (!bss->nl_connect)
2166 return -1;
2167 nl80211_register_eloop_read(&bss->nl_connect,
2168 wpa_driver_nl80211_event_receive,
2169 bss->nl_cb, 1);
2170 return 0;
2171}
2172
2173
a11241fa 2174static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
58f6fbe0 2175{
a11241fa 2176 struct wpa_driver_nl80211_data *drv = bss->drv;
6f06766e 2177 int ret = 0;
a11241fa
JB		 2178
2179 if (nl80211_alloc_mgmt_handle(bss))
2180 return -1;
36488c05
JM		 2181 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP "
2182 "handle %p", bss->nl_mgmt);
a11241fa 2183
ba71cb82
SD		 2184 if (drv->nlmode == NL80211_IFTYPE_ADHOC ||
2185 ((drv->capa.flags & WPA_DRIVER_FLAGS_SAE) &&
2186 !(drv->capa.flags & WPA_DRIVER_FLAGS_SME))) {
e8d1168b
JB		 2187 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
2188
2189 /* register for any AUTH message */
2190 nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0);
2191 }
2192
56f5af48
JM		 2193#ifdef CONFIG_INTERWORKING
2194 /* QoS Map Configure */
2195 if (nl80211_register_action_frame(bss, (u8 *) "\x01\x04", 2) < 0)
6f06766e 2196 ret = -1;
56f5af48 2197#endif /* CONFIG_INTERWORKING */
00b02149 2198#if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING) || defined(CONFIG_DPP)
046b26a2 2199 /* GAS Initial Request */
a11241fa 2200 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0)
6f06766e 2201 ret = -1;
046b26a2 2202 /* GAS Initial Response */
a11241fa 2203 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
6f06766e 2204 ret = -1;
18708aad 2205 /* GAS Comeback Request */
a11241fa 2206 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
6f06766e 2207 ret = -1;
18708aad 2208 /* GAS Comeback Response */
a11241fa 2209 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0)
6f06766e 2210 ret = -1;
c5a64e2d
JM		 2211 /* Protected GAS Initial Request */
2212 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0a", 2) < 0)
2213 ret = -1;
2214 /* Protected GAS Initial Response */
2215 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0b", 2) < 0)
2216 ret = -1;
2217 /* Protected GAS Comeback Request */
2218 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0c", 2) < 0)
2219 ret = -1;
2220 /* Protected GAS Comeback Response */
2221 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0d", 2) < 0)
2222 ret = -1;
00b02149 2223#endif /* CONFIG_P2P || CONFIG_INTERWORKING || CONFIG_DPP */
4fe9fa0d 2224#ifdef CONFIG_P2P
046b26a2 2225 /* P2P Public Action */
a11241fa 2226 if (nl80211_register_action_frame(bss,
046b26a2
JM		 2227 (u8 *) "\x04\x09\x50\x6f\x9a\x09",
2228 6) < 0)
6f06766e 2229 ret = -1;
046b26a2 2230 /* P2P Action */
a11241fa 2231 if (nl80211_register_action_frame(bss,
046b26a2
JM		 2232 (u8 *) "\x7f\x50\x6f\x9a\x09",
2233 5) < 0)
6f06766e 2234 ret = -1;
046b26a2 2235#endif /* CONFIG_P2P */
00b02149
JM		 2236#ifdef CONFIG_DPP
2237 /* DPP Public Action */
2238 if (nl80211_register_action_frame(bss,
2239 (u8 *) "\x04\x09\x50\x6f\x9a\x1a",
2240 6) < 0)
2241 ret = -1;
2242#endif /* CONFIG_DPP */
f9da7505
MV		 2243#ifdef CONFIG_OCV
2244 /* SA Query Request */
2245 if (nl80211_register_action_frame(bss, (u8 *) "\x08\x00", 2) < 0)
2246 ret = -1;
2247#endif /* CONFIG_OCV */
7d878ca7 2248 /* SA Query Response */
a11241fa 2249 if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0)
6f06766e 2250 ret = -1;
35287637
AN		 2251#ifdef CONFIG_TDLS
2252 if ((drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) {
2253 /* TDLS Discovery Response */
aa543c0c 2254 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0e", 2) <
35287637 2255 0)
6f06766e 2256 ret = -1;
35287637
AN		 2257 }
2258#endif /* CONFIG_TDLS */
46ab9b8c
AN		 2259#ifdef CONFIG_FST
2260 /* FST Action frames */
2261 if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
2262 ret = -1;
2263#endif /* CONFIG_FST */
046b26a2 2264
7b90c16a 2265 /* FT Action frames */
a11241fa 2266 if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
6f06766e 2267 ret = -1;
7b90c16a
JM		 2268 else
2269 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |
2270 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
2271
71269b37 2272 /* WNM - BSS Transition Management Request */
a11241fa 2273 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)
6f06766e 2274 ret = -1;
bd896433
JM		 2275 /* WNM-Sleep Mode Response */
2276 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0)
6f06766e 2277 ret = -1;
d514b502
JM		 2278#ifdef CONFIG_WNM
2279 /* WNM - Collocated Interference Request */
2280 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x0b", 2) < 0)
2281 ret = -1;
2282#endif /* CONFIG_WNM */
a11241fa 2283
95a3ea94
JM		 2284#ifdef CONFIG_HS20
2285 /* WNM-Notification */
2286 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x1a", 2) < 0)
3ee18569 2287 ret = -1;
95a3ea94
JM		 2288#endif /* CONFIG_HS20 */
2289
dfa87878
MB		 2290 /* WMM-AC ADDTS Response */
2291 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x01", 2) < 0)
730a0d16 2292 ret = -1;
dfa87878
MB		 2293
2294 /* WMM-AC DELTS */
2295 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x02", 2) < 0)
730a0d16 2296 ret = -1;
dfa87878 2297
2526ccd9
AK		 2298 /* Radio Measurement - Neighbor Report Response */
2299 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x05", 2) < 0)
2300 ret = -1;
2301
864b9522
DS		 2302 /* Radio Measurement - Radio Measurement Request */
2303 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x00", 2) < 0)
2304 ret = -1;
2305
7dc03388
AO		 2306 /* Radio Measurement - Link Measurement Request */
2307 if ((drv->capa.rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION) &&
2308 (nl80211_register_action_frame(bss, (u8 *) "\x05\x02", 2) < 0))
2309 ret = -1;
2310
5f65e9f7
JB		 2311 nl80211_mgmt_handle_register_eloop(bss);
2312
6f06766e 2313 return ret;
a11241fa
JB		 2314}
2315
2316
afb0550a
BC		 2317static int nl80211_mgmt_subscribe_mesh(struct i802_bss *bss)
2318{
2319 int ret = 0;
2320
2321 if (nl80211_alloc_mgmt_handle(bss))
2322 return -1;
2323
2324 wpa_printf(MSG_DEBUG,
2325 "nl80211: Subscribe to mgmt frames with mesh handle %p",
2326 bss->nl_mgmt);
2327
2328 /* Auth frames for mesh SAE */
2329 if (nl80211_register_frame(bss, bss->nl_mgmt,
2330 (WLAN_FC_TYPE_MGMT << 2) |
2331 (WLAN_FC_STYPE_AUTH << 4),
2332 NULL, 0) < 0)
2333 ret = -1;
2334
2335 /* Mesh peering open */
2336 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x01", 2) < 0)
2337 ret = -1;
2338 /* Mesh peering confirm */
2339 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x02", 2) < 0)
2340 ret = -1;
2341 /* Mesh peering close */
2342 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x03", 2) < 0)
2343 ret = -1;
2344
2345 nl80211_mgmt_handle_register_eloop(bss);
2346
2347 return ret;
2348}
2349
2350
02bb32c3
JB		 2351static int nl80211_register_spurious_class3(struct i802_bss *bss)
2352{
02bb32c3 2353 struct nl_msg *msg;
a862e4a3 2354 int ret;
02bb32c3 2355
13f83980
JM		 2356 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UNEXPECTED_FRAME);
2357 ret = send_and_recv(bss->drv->global, bss->nl_mgmt, msg, NULL, NULL);
02bb32c3
JB		 2358 if (ret) {
2359 wpa_printf(MSG_DEBUG, "nl80211: Register spurious class3 "
2360 "failed: ret=%d (%s)",
2361 ret, strerror(-ret));
02bb32c3 2362 }
02bb32c3
JB		 2363 return ret;
2364}
2365
2366
4d916ed6
KV		 2367static int nl80211_action_subscribe_ap(struct i802_bss *bss)
2368{
2369 int ret = 0;
2370
2371 /* Public Action frames */
2372 if (nl80211_register_action_frame(bss, (u8 *) "\x04", 1) < 0)
2373 ret = -1;
2374 /* RRM Measurement Report */
2375 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x01", 2) < 0)
2376 ret = -1;
e4ec6bbf
JM		 2377 /* RRM Link Measurement Report */
2378 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x03", 2) < 0)
2379 ret = -1;
4d916ed6
KV		 2380 /* RRM Neighbor Report Request */
2381 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x04", 2) < 0)
2382 ret = -1;
2383 /* FT Action frames */
2384 if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
2385 ret = -1;
4d916ed6
KV		 2386 /* SA Query */
2387 if (nl80211_register_action_frame(bss, (u8 *) "\x08", 1) < 0)
2388 ret = -1;
4d916ed6
KV		 2389 /* Protected Dual of Public Action */
2390 if (nl80211_register_action_frame(bss, (u8 *) "\x09", 1) < 0)
2391 ret = -1;
2392 /* WNM */
2393 if (nl80211_register_action_frame(bss, (u8 *) "\x0a", 1) < 0)
2394 ret = -1;
2395 /* WMM */
2396 if (nl80211_register_action_frame(bss, (u8 *) "\x11", 1) < 0)
2397 ret = -1;
2398#ifdef CONFIG_FST
2399 /* FST Action frames */
2400 if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
2401 ret = -1;
2402#endif /* CONFIG_FST */
2403 /* Vendor-specific */
2404 if (nl80211_register_action_frame(bss, (u8 *) "\x7f", 1) < 0)
2405 ret = -1;
2406
2407 return ret;
2408}
2409
2410
a11241fa
JB		 2411static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
2412{
2413 static const int stypes[] = {
2414 WLAN_FC_STYPE_AUTH,
2415 WLAN_FC_STYPE_ASSOC_REQ,
2416 WLAN_FC_STYPE_REASSOC_REQ,
2417 WLAN_FC_STYPE_DISASSOC,
2418 WLAN_FC_STYPE_DEAUTH,
a11241fa
JB		 2419 WLAN_FC_STYPE_PROBE_REQ,
2420/* Beacon doesn't work as mac80211 doesn't currently allow
2421 * it, but it wouldn't really be the right thing anyway as
2422 * it isn't per interface ... maybe just dump the scan
2423 * results periodically for OLBC?
2424 */
0e80ea2c 2425 /* WLAN_FC_STYPE_BEACON, */
a11241fa
JB		 2426 };
2427 unsigned int i;
2428
2429 if (nl80211_alloc_mgmt_handle(bss))
71269b37 2430 return -1;
36488c05
JM		 2431 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
2432 "handle %p", bss->nl_mgmt);
71269b37 2433
e7ecab4a 2434 for (i = 0; i < ARRAY_SIZE(stypes); i++) {
481234cf 2435 if (nl80211_register_frame(bss, bss->nl_mgmt,
a11241fa
JB		 2436 (WLAN_FC_TYPE_MGMT << 2) |
2437 (stypes[i] << 4),
2438 NULL, 0) < 0) {
2439 goto out_err;
2440 }
2441 }
2442
4d916ed6
KV		 2443 if (nl80211_action_subscribe_ap(bss))
2444 goto out_err;
2445
02bb32c3
JB		 2446 if (nl80211_register_spurious_class3(bss))
2447 goto out_err;
2448
5f65e9f7 2449 nl80211_mgmt_handle_register_eloop(bss);
58f6fbe0 2450 return 0;
a11241fa
JB		 2451
2452out_err:
a11241fa
JB		 2453 nl_destroy_handles(&bss->nl_mgmt);
2454 return -1;
2455}
2456
2457
a6cc0602
JM		 2458static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss *bss)
2459{
2460 if (nl80211_alloc_mgmt_handle(bss))
2461 return -1;
2462 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
2463 "handle %p (device SME)", bss->nl_mgmt);
2464
4d916ed6 2465 if (nl80211_action_subscribe_ap(bss))
a6cc0602
JM		 2466 goto out_err;
2467
236e793e
SD		 2468 if (bss->drv->device_ap_sme) {
2469 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
2470
2471 /* Register for all Authentication frames */
2472 if (nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0)
2473 < 0)
2474 wpa_printf(MSG_DEBUG,
2475 "nl80211: Failed to subscribe to handle Authentication frames - SAE offload may not work");
2476 }
2477
5f65e9f7 2478 nl80211_mgmt_handle_register_eloop(bss);
a6cc0602
JM		 2479 return 0;
2480
2481out_err:
a6cc0602
JM		 2482 nl_destroy_handles(&bss->nl_mgmt);
2483 return -1;
2484}
2485
2486
36488c05 2487static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason)
a11241fa 2488{
481234cf 2489 if (bss->nl_mgmt == NULL)
a11241fa 2490 return;
36488c05
JM		 2491 wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p "
2492 "(%s)", bss->nl_mgmt, reason);
40a68f33 2493 nl80211_destroy_eloop_handle(&bss->nl_mgmt, 0);
7813b7c3
MH		 2494
2495 nl80211_put_wiphy_data_ap(bss);
58f6fbe0
JM		 2496}
2497
2498
8401a6b0
JM		 2499static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
2500{
2501 wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
2502}
2503
2504
eb4582f2
AS		 2505static void nl80211_del_p2pdev(struct i802_bss *bss)
2506{
eb4582f2
AS		 2507 struct nl_msg *msg;
2508 int ret;
2509
a3249fdf
JM		 2510 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_INTERFACE);
2511 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
eb4582f2
AS		 2512
2513 wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s",
2514 bss->ifname, (long long unsigned int) bss->wdev_id,
6cb4f11d 2515 strerror(-ret));
eb4582f2
AS		 2516}
2517
2518
eb4582f2 2519static int nl80211_set_p2pdev(struct i802_bss *bss, int start)
f632e483 2520{
f632e483 2521 struct nl_msg *msg;
a862e4a3 2522 int ret;
f632e483 2523
a3249fdf
JM		 2524 msg = nl80211_cmd_msg(bss, 0, start ? NL80211_CMD_START_P2P_DEVICE :
2525 NL80211_CMD_STOP_P2P_DEVICE);
2526 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
f632e483 2527
eb4582f2
AS		 2528 wpa_printf(MSG_DEBUG, "nl80211: %s P2P Device %s (0x%llx): %s",
2529 start ? "Start" : "Stop",
2530 bss->ifname, (long long unsigned int) bss->wdev_id,
6cb4f11d 2531 strerror(-ret));
f632e483
AS		 2532 return ret;
2533}
f632e483
AS		 2534
2535
91724d6f
AS		 2536static int i802_set_iface_flags(struct i802_bss *bss, int up)
2537{
2538 enum nl80211_iftype nlmode;
2539
2540 nlmode = nl80211_get_ifmode(bss);
2541 if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2542 return linux_set_iface_flags(bss->drv->global->ioctl_sock,
2543 bss->ifname, up);
2544 }
2545
2546 /* P2P Device has start/stop which is equivalent */
2547 return nl80211_set_p2pdev(bss, up);
2548}
2549
2550
1db718b3
JM		 2551#ifdef CONFIG_TESTING_OPTIONS
2552static int qca_vendor_test_cmd_handler(struct nl_msg *msg, void *arg)
2553{
2554 /* struct wpa_driver_nl80211_data *drv = arg; */
2555 struct nlattr *tb[NL80211_ATTR_MAX + 1];
2556 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
2557
2558
2559 wpa_printf(MSG_DEBUG,
2560 "nl80211: QCA vendor test command response received");
2561
2562 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2563 genlmsg_attrlen(gnlh, 0), NULL);
2564 if (!tb[NL80211_ATTR_VENDOR_DATA]) {
2565 wpa_printf(MSG_DEBUG, "nl80211: No vendor data attribute");
2566 return NL_SKIP;
2567 }
2568
2569 wpa_hexdump(MSG_DEBUG,
2570 "nl80211: Received QCA vendor test command response",
2571 nla_data(tb[NL80211_ATTR_VENDOR_DATA]),
2572 nla_len(tb[NL80211_ATTR_VENDOR_DATA]));
2573
2574 return NL_SKIP;
2575}
2576#endif /* CONFIG_TESTING_OPTIONS */
2577
2578
2579static void qca_vendor_test(struct wpa_driver_nl80211_data *drv)
2580{
2581#ifdef CONFIG_TESTING_OPTIONS
2582 struct nl_msg *msg;
2583 struct nlattr *params;
2584 int ret;
2585
2586 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
2587 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
2588 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
2589 QCA_NL80211_VENDOR_SUBCMD_TEST) ||
2590 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
2591 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TEST, 123)) {
2592 nlmsg_free(msg);
2593 return;
2594 }
2595 nla_nest_end(msg, params);
2596
2597 ret = send_and_recv_msgs(drv, msg, qca_vendor_test_cmd_handler, drv);
2598 wpa_printf(MSG_DEBUG,
2599 "nl80211: QCA vendor test command returned %d (%s)",
2600 ret, strerror(-ret));
2601#endif /* CONFIG_TESTING_OPTIONS */
2602}
2603
2604
362f781e 2605static int
0d547d5f 2606wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
0ecff8d7
JM		 2607 const u8 *set_addr, int first,
2608 const char *driver_params)
7524cfb1 2609{
834ee56f 2610 struct i802_bss *bss = drv->first_bss;
8401a6b0 2611 int send_rfkill_event = 0;
0d547d5f 2612 enum nl80211_iftype nlmode;
a2e40bb6
FF		 2613
2614 drv->ifindex = if_nametoindex(bss->ifname);
f632e483
AS		 2615 bss->ifindex = drv->ifindex;
2616 bss->wdev_id = drv->global->if_add_wdevid;
2617 bss->wdev_id_set = drv->global->if_add_wdevid_set;
2618
60b13c20
IP		 2619 bss->if_dynamic = drv->ifindex == drv->global->if_add_ifindex;
2620 bss->if_dynamic = bss->if_dynamic || drv->global->if_add_wdevid_set;
f632e483
AS		 2621 drv->global->if_add_wdevid_set = 0;
2622
bf144cf6
AP		 2623 if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2624 bss->static_ap = 1;
2625
ef3866ab
IP		 2626 if (first &&
2627 nl80211_get_ifmode(bss) != NL80211_IFTYPE_P2P_DEVICE &&
2628 linux_iface_up(drv->global->ioctl_sock, bss->ifname) > 0)
2629 drv->start_iface_up = 1;
2630
f632e483
AS		 2631 if (wpa_driver_nl80211_capa(drv))
2632 return -1;
a87c9d96 2633
0ecff8d7
JM		 2634 if (driver_params && nl80211_set_param(bss, driver_params) < 0)
2635 return -1;
2636
5fbcb45d
AS		 2637 wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s",
2638 bss->ifname, drv->phyname);
2639
0d547d5f
JM		 2640 if (set_addr &&
2641 (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) ||
2642 linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2643 set_addr)))
2644 return -1;
2645
49b4b205
JM		 2646 if (first && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2647 drv->start_mode_ap = 1;
2648
bf144cf6 2649 if (drv->hostapd || bss->static_ap)
0d547d5f 2650 nlmode = NL80211_IFTYPE_AP;
4fe726e2
FF		 2651 else if (bss->if_dynamic ||
2652 nl80211_get_ifmode(bss) == NL80211_IFTYPE_MESH_POINT)
8e12685c 2653 nlmode = nl80211_get_ifmode(bss);
0d547d5f
JM		 2654 else
2655 nlmode = NL80211_IFTYPE_STATION;
f632e483 2656
8e12685c 2657 if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) {
0d547d5f 2658 wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode");
8e12685c 2659 return -1;
a87c9d96
JM		 2660 }
2661
8c06db70 2662 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
597b94f5 2663 nl80211_get_macaddr(bss);
f632e483 2664
0e92fb8f
JB		 2665 wpa_driver_nl80211_drv_init_rfkill(drv);
2666
8c06db70
MB		 2667 if (!rfkill_is_blocked(drv->rfkill)) {
2668 int ret = i802_set_iface_flags(bss, 1);
2669 if (ret) {
8401a6b0
JM		 2670 wpa_printf(MSG_ERROR, "nl80211: Could not set "
2671 "interface '%s' UP", bss->ifname);
8c06db70 2672 return ret;
8401a6b0 2673 }
e8dc205f
AO		 2674
2675 if (is_p2p_net_interface(nlmode))
2676 nl80211_disable_11b_rates(bss->drv,
2677 bss->drv->ifindex, 1);
2678
8c06db70
MB		 2679 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2680 return ret;
2681 } else {
2682 wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
2683 "interface '%s' due to rfkill", bss->ifname);
6da504a1
IP		 2684 if (nlmode != NL80211_IFTYPE_P2P_DEVICE)
2685 drv->if_disabled = 1;
2686
8c06db70 2687 send_rfkill_event = 1;
362f781e 2688 }
3f5285e8 2689
6da504a1 2690 if (!drv->hostapd && nlmode != NL80211_IFTYPE_P2P_DEVICE)
0d547d5f
JM		 2691 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
2692 1, IF_OPER_DORMANT);
362f781e 2693
6da504a1
IP		 2694 if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2695 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2696 bss->addr))
2697 return -1;
2698 os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN);
2699 }
f2ed8023 2700
8401a6b0
JM		 2701 if (send_rfkill_event) {
2702 eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
2703 drv, drv->ctx);
2704 }
2705
1db718b3
JM		 2706 if (drv->vendor_cmd_test_avail)
2707 qca_vendor_test(drv);
2708
40a68f33
SD		 2709 nl80211_init_connect_handle(bss);
2710
362f781e 2711 return 0;
3f5285e8
JM		 2712}
2713
2714
a70cd0db 2715static int wpa_driver_nl80211_del_beacon(struct i802_bss *bss)
8a27af5c
JM		 2716{
2717 struct nl_msg *msg;
a70cd0db 2718 struct wpa_driver_nl80211_data *drv = bss->drv;
8a27af5c 2719
08e55ebb
JM		 2720 wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)",
2721 drv->ifindex);
a70cd0db 2722 nl80211_put_wiphy_data_ap(bss);
9725b784 2723 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_DEL_BEACON);
8a27af5c 2724 return send_and_recv_msgs(drv, msg, NULL, NULL);
8a27af5c 2725}
8a27af5c
JM		 2726
2727
3f5285e8 2728/**
7e5ba1b9 2729 * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
9ebce9c5 2730 * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
3f5285e8
JM		 2731 *
2732 * Shut down driver interface and processing of driver events. Free
2733 * private data buffer if one was allocated in wpa_driver_nl80211_init().
2734 */
9ebce9c5 2735static void wpa_driver_nl80211_deinit(struct i802_bss *bss)
3f5285e8 2736{
a2e40bb6 2737 struct wpa_driver_nl80211_data *drv = bss->drv;
cc9a2575 2738 unsigned int i;
3f5285e8 2739
3e208481
JM		 2740 wpa_printf(MSG_INFO, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
2741 bss->ifname, drv->disabled_11b_rates);
2742
873d0fcf 2743 bss->in_deinit = 1;
32ab4855
JB		 2744 if (drv->data_tx_status)
2745 eloop_unregister_read_sock(drv->eapol_tx_sock);
d12dab4c
JB		 2746 if (drv->eapol_tx_sock >= 0)
2747 close(drv->eapol_tx_sock);
f10bfc9a 2748
481234cf 2749 if (bss->nl_preq)
5582a5d1 2750 wpa_driver_nl80211_probe_req_report(bss, 0);
e17a2477 2751 if (bss->added_if_into_bridge) {
c81eff1a
BG		 2752 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
2753 bss->ifname) < 0)
94627f6c
JM		 2754 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2755 "interface %s from bridge %s: %s",
e17a2477 2756 bss->ifname, bss->brname, strerror(errno));
94627f6c 2757 }
c809756f
SM		 2758
2759 if (drv->rtnl_sk)
2760 nl80211_handle_destroy(drv->rtnl_sk);
2761
e17a2477 2762 if (bss->added_bridge) {
f2535da8
JM		 2763 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->brname,
2764 0) < 0)
2765 wpa_printf(MSG_INFO,
2766 "nl80211: Could not set bridge %s down",
2767 bss->brname);
c81eff1a 2768 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
94627f6c
JM		 2769 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2770 "bridge %s: %s",
e17a2477 2771 bss->brname, strerror(errno));
94627f6c
JM		 2772 }
2773
460456f8 2774 nl80211_remove_monitor_interface(drv);
8a27af5c 2775
b1f625e0 2776 if (is_ap_interface(drv->nlmode))
a70cd0db 2777 wpa_driver_nl80211_del_beacon(bss);
0915d02c 2778
bbaf0837
JM		 2779 if (drv->eapol_sock >= 0) {
2780 eloop_unregister_read_sock(drv->eapol_sock);
2781 close(drv->eapol_sock);
2782 }
2783
2784 if (drv->if_indices != drv->default_if_indices)
2785 os_free(drv->if_indices);
3f5285e8 2786
b3af99d2 2787 if (drv->disabled_11b_rates)
4e5cb1a3
JM		 2788 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
2789
36d84860
BG		 2790 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0,
2791 IF_OPER_UP);
e390df05 2792 eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx);
8401a6b0 2793 rfkill_deinit(drv->rfkill);
3f5285e8 2794
bbaf0837
JM		 2795 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
2796
146fa9b3
JM		 2797 if (!drv->start_iface_up)
2798 (void) i802_set_iface_flags(bss, 0);
fee354c7
JM		 2799
2800 if (drv->addr_changed) {
93da0498
JM		 2801 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
2802 0) < 0) {
2803 wpa_printf(MSG_DEBUG,
2804 "nl80211: Could not set interface down to restore permanent MAC address");
2805 }
fee354c7
JM		 2806 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2807 drv->perm_addr) < 0) {
2808 wpa_printf(MSG_DEBUG,
2809 "nl80211: Could not restore permanent MAC address");
2810 }
2811 }
2812
8e12685c 2813 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) {
49b4b205
JM		 2814 if (!drv->hostapd || !drv->start_mode_ap)
2815 wpa_driver_nl80211_set_mode(bss,
2816 NL80211_IFTYPE_STATION);
b378c41f 2817 nl80211_mgmt_unsubscribe(bss, "deinit");
8e12685c
AS		 2818 } else {
2819 nl80211_mgmt_unsubscribe(bss, "deinit");
eb4582f2 2820 nl80211_del_p2pdev(bss);
8e12685c 2821 }
3f5285e8 2822
40a68f33
SD		 2823 if (bss->nl_connect)
2824 nl80211_destroy_eloop_handle(&bss->nl_connect, 1);
2825
834ee56f 2826 nl80211_destroy_bss(drv->first_bss);
cc7a48d1 2827
3812464c
JM		 2828 os_free(drv->filter_ssids);
2829
536fd62d
JM		 2830 os_free(drv->auth_ie);
2831
dac12351 2832 if (drv->in_interface_list)
f2ed8023
JM		 2833 dl_list_del(&drv->list);
2834
8cd6b7bc
JB		 2835 os_free(drv->extended_capa);
2836 os_free(drv->extended_capa_mask);
cc9a2575
KV		 2837 for (i = 0; i < drv->num_iface_ext_capa; i++) {
2838 os_free(drv->iface_ext_capa[i].ext_capa);
2839 os_free(drv->iface_ext_capa[i].ext_capa_mask);
2840 }
834ee56f 2841 os_free(drv->first_bss);
3f5285e8
JM		 2842 os_free(drv);
2843}
2844
2845
de4ed4a8
JM		 2846static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
2847{
2848 switch (alg) {
2849 case WPA_ALG_WEP:
2850 if (key_len == 5)
a042e39a
JM		 2851 return RSN_CIPHER_SUITE_WEP40;
2852 return RSN_CIPHER_SUITE_WEP104;
de4ed4a8 2853 case WPA_ALG_TKIP:
a042e39a 2854 return RSN_CIPHER_SUITE_TKIP;
de4ed4a8 2855 case WPA_ALG_CCMP:
a042e39a 2856 return RSN_CIPHER_SUITE_CCMP;
de4ed4a8 2857 case WPA_ALG_GCMP:
a042e39a 2858 return RSN_CIPHER_SUITE_GCMP;
de4ed4a8 2859 case WPA_ALG_CCMP_256:
a042e39a 2860 return RSN_CIPHER_SUITE_CCMP_256;
de4ed4a8 2861 case WPA_ALG_GCMP_256:
a042e39a 2862 return RSN_CIPHER_SUITE_GCMP_256;
de4ed4a8 2863 case WPA_ALG_IGTK:
a042e39a 2864 return RSN_CIPHER_SUITE_AES_128_CMAC;
de4ed4a8 2865 case WPA_ALG_BIP_GMAC_128:
a042e39a 2866 return RSN_CIPHER_SUITE_BIP_GMAC_128;
de4ed4a8 2867 case WPA_ALG_BIP_GMAC_256:
a042e39a 2868 return RSN_CIPHER_SUITE_BIP_GMAC_256;
de4ed4a8 2869 case WPA_ALG_BIP_CMAC_256:
a042e39a 2870 return RSN_CIPHER_SUITE_BIP_CMAC_256;
de4ed4a8 2871 case WPA_ALG_SMS4:
a042e39a 2872 return RSN_CIPHER_SUITE_SMS4;
de4ed4a8 2873 case WPA_ALG_KRK:
a042e39a 2874 return RSN_CIPHER_SUITE_KRK;
de4ed4a8
JM		 2875 case WPA_ALG_NONE:
2876 case WPA_ALG_PMK:
2877 wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d",
2878 alg);
2879 return 0;
2880 }
2881
2882 wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
2883 alg);
2884 return 0;
2885}
2886
2887
2888static u32 wpa_cipher_to_cipher_suite(unsigned int cipher)
2889{
2890 switch (cipher) {
2891 case WPA_CIPHER_CCMP_256:
a042e39a 2892 return RSN_CIPHER_SUITE_CCMP_256;
de4ed4a8 2893 case WPA_CIPHER_GCMP_256:
a042e39a 2894 return RSN_CIPHER_SUITE_GCMP_256;
de4ed4a8 2895 case WPA_CIPHER_CCMP:
a042e39a 2896 return RSN_CIPHER_SUITE_CCMP;
de4ed4a8 2897 case WPA_CIPHER_GCMP:
a042e39a 2898 return RSN_CIPHER_SUITE_GCMP;
de4ed4a8 2899 case WPA_CIPHER_TKIP:
a042e39a 2900 return RSN_CIPHER_SUITE_TKIP;
de4ed4a8 2901 case WPA_CIPHER_WEP104:
a042e39a 2902 return RSN_CIPHER_SUITE_WEP104;
de4ed4a8 2903 case WPA_CIPHER_WEP40:
a042e39a 2904 return RSN_CIPHER_SUITE_WEP40;
ae6f9272 2905 case WPA_CIPHER_GTK_NOT_USED:
a042e39a 2906 return RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED;
de4ed4a8
JM		 2907 }
2908
2909 return 0;
2910}
2911
2912
2913static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
2914 int max_suites)
2915{
2916 int num_suites = 0;
2917
2918 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256)
a042e39a 2919 suites[num_suites++] = RSN_CIPHER_SUITE_CCMP_256;
de4ed4a8 2920 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256)
a042e39a 2921 suites[num_suites++] = RSN_CIPHER_SUITE_GCMP_256;
de4ed4a8 2922 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP)
a042e39a 2923 suites[num_suites++] = RSN_CIPHER_SUITE_CCMP;
de4ed4a8 2924 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP)
a042e39a 2925 suites[num_suites++] = RSN_CIPHER_SUITE_GCMP;
de4ed4a8 2926 if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP)
a042e39a 2927 suites[num_suites++] = RSN_CIPHER_SUITE_TKIP;
de4ed4a8 2928 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104)
a042e39a 2929 suites[num_suites++] = RSN_CIPHER_SUITE_WEP104;
de4ed4a8 2930 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40)
a042e39a 2931 suites[num_suites++] = RSN_CIPHER_SUITE_WEP40;
de4ed4a8
JM		 2932
2933 return num_suites;
2934}
2935
2936
b658547d 2937#ifdef CONFIG_DRIVER_NL80211_QCA
b41f2684
CL		 2938static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv,
2939 const u8 *key, size_t key_len)
2940{
2941 struct nl_msg *msg;
a862e4a3 2942 int ret;
b41f2684 2943
15badebd 2944 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
b41f2684
CL		 2945 return 0;
2946
9725b784 2947 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
a862e4a3
JM		 2948 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
2949 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
2950 QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY) ||
2951 nla_put(msg, NL80211_ATTR_VENDOR_DATA, key_len, key)) {
bbd89bfc 2952 nl80211_nlmsg_clear(msg);
a862e4a3
JM		 2953 nlmsg_free(msg);
2954 return -1;
2955 }
bbd89bfc 2956 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
b41f2684
CL		 2957 if (ret) {
2958 wpa_printf(MSG_DEBUG,
2959 "nl80211: Key management set key failed: ret=%d (%s)",
2960 ret, strerror(-ret));
2961 }
2962
b41f2684
CL		 2963 return ret;
2964}
b658547d 2965#endif /* CONFIG_DRIVER_NL80211_QCA */
b41f2684
CL		 2966
2967
05fc7c68
AS		 2968static int nl80211_set_pmk(struct wpa_driver_nl80211_data *drv,
2969 const u8 *key, size_t key_len,
2970 const u8 *addr)
2971{
2972 struct nl_msg *msg = NULL;
2973 int ret;
2974
2975 /*
2976 * If the authenticator address is not set, assume it is
2977 * the current BSSID.
2978 */
2979 if (!addr && drv->associated)
2980 addr = drv->bssid;
2981 else if (!addr)
2982 return -1;
2983
2984 wpa_printf(MSG_DEBUG, "nl80211: Set PMK to the driver for " MACSTR,
2985 MAC2STR(addr));
2986 wpa_hexdump_key(MSG_DEBUG, "nl80211: PMK", key, key_len);
2987 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_PMK);
2988 if (!msg ||
2989 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
2990 nla_put(msg, NL80211_ATTR_PMK, key_len, key)) {
2991 nl80211_nlmsg_clear(msg);
2992 nlmsg_free(msg);
2993 return -ENOBUFS;
2994 }
2995
2996 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
2997 if (ret) {
2998 wpa_printf(MSG_DEBUG, "nl80211: Set PMK failed: ret=%d (%s)",
2999 ret, strerror(-ret));
3000 }
3001
3002 return ret;
3003}
3004
3005
9ebce9c5 3006static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
71934751
JM		 3007 enum wpa_alg alg, const u8 *addr,
3008 int key_idx, int set_tx,
642187d6
JM		 3009 const u8 *seq, size_t seq_len,
3010 const u8 *key, size_t key_len)
3f5285e8 3011{
a2e40bb6 3012 struct wpa_driver_nl80211_data *drv = bss->drv;
e472e1b4 3013 int ifindex;
34651767 3014 struct nl_msg *msg = NULL;
1ad1cdc2 3015 int ret;
dc01de8a 3016 int tdls = 0;
3f5285e8 3017
e472e1b4
AS		 3018 /* Ignore for P2P Device */
3019 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
3020 return 0;
3021
3022 ifindex = if_nametoindex(ifname);
8393e1a0 3023 wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
1ad1cdc2 3024 "set_tx=%d seq_len=%lu key_len=%lu",
8393e1a0 3025 __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
3f5285e8 3026 (unsigned long) seq_len, (unsigned long) key_len);
8c66e185 3027#ifdef CONFIG_TDLS
dc01de8a 3028 if (key_idx == -1) {
8c66e185 3029 key_idx = 0;
dc01de8a
JM		 3030 tdls = 1;
3031 }
8c66e185 3032#endif /* CONFIG_TDLS */
3f5285e8 3033
b658547d 3034#ifdef CONFIG_DRIVER_NL80211_QCA
15badebd
CL		 3035 if (alg == WPA_ALG_PMK &&
3036 (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
b41f2684
CL		 3037 wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key",
3038 __func__);
3039 ret = issue_key_mgmt_set_key(drv, key, key_len);
3040 return ret;
3041 }
b658547d 3042#endif /* CONFIG_DRIVER_NL80211_QCA */
b41f2684 3043
05fc7c68 3044 if (alg == WPA_ALG_PMK &&
436ee2fd 3045 (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X))
05fc7c68
AS		 3046 return nl80211_set_pmk(drv, key, key_len, addr);
3047
3f5285e8 3048 if (alg == WPA_ALG_NONE) {
95376e1a
JM		 3049 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
3050 if (!msg)
3051 return -ENOBUFS;
3f5285e8 3052 } else {
34651767
JM		 3053 u32 suite;
3054
3055 suite = wpa_alg_to_cipher_suite(alg, key_len);
3056 if (!suite)
3057 goto fail;
95376e1a
JM		 3058 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY);
3059 if (!msg ||
a862e4a3 3060 nla_put(msg, NL80211_ATTR_KEY_DATA, key_len, key) ||
34651767 3061 nla_put_u32(msg, NL80211_ATTR_KEY_CIPHER, suite))
a862e4a3 3062 goto fail;
e6ef73f1 3063 wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
3f5285e8
JM		 3064 }
3065
e6ef73f1 3066 if (seq && seq_len) {
a862e4a3
JM		 3067 if (nla_put(msg, NL80211_ATTR_KEY_SEQ, seq_len, seq))
3068 goto fail;
e6ef73f1
JM		 3069 wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ", seq, seq_len);
3070 }
1ad1cdc2 3071
0382097e 3072 if (addr && !is_broadcast_ether_addr(addr)) {
3f5285e8 3073 wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
a862e4a3
JM		 3074 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
3075 goto fail;
89c38e32
JM		 3076
3077 if (alg != WPA_ALG_WEP && key_idx && !set_tx) {
3078 wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
a862e4a3
JM		 3079 if (nla_put_u32(msg, NL80211_ATTR_KEY_TYPE,
3080 NL80211_KEYTYPE_GROUP))
3081 goto fail;
89c38e32 3082 }
60ea8187 3083 } else if (addr && is_broadcast_ether_addr(addr)) {
8970bae8
JB		 3084 struct nlattr *types;
3085
60ea8187 3086 wpa_printf(MSG_DEBUG, " broadcast key");
8970bae8
JB		 3087
3088 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
a862e4a3
JM		 3089 if (!types ||
3090 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
3091 goto fail;
8970bae8 3092 nla_nest_end(msg, types);
3f5285e8 3093 }
95376e1a 3094 if (nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx))
a862e4a3 3095 goto fail;
3f5285e8 3096
bbd89bfc 3097 ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL);
15664ad0 3098 if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
1ad1cdc2
JM		 3099 ret = 0;
3100 if (ret)
3101 wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s)",
3102 ret, strerror(-ret));
3f5285e8 3103
1ad1cdc2
JM		 3104 /*
3105 * If we failed or don't need to set the default TX key (below),
3106 * we're done here.
3107 */
dc01de8a 3108 if (ret || !set_tx || alg == WPA_ALG_NONE || tdls)
1ad1cdc2 3109 return ret;
b1f625e0 3110 if (is_ap_interface(drv->nlmode) && addr &&
0382097e 3111 !is_broadcast_ether_addr(addr))
de12717a 3112 return ret;
3f5285e8 3113
95376e1a
JM		 3114 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
3115 if (!msg ||
a862e4a3 3116 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx) ||
86f9b1c7
JM		 3117 nla_put_flag(msg, (alg == WPA_ALG_IGTK ||
3118 alg == WPA_ALG_BIP_GMAC_128 ||
3119 alg == WPA_ALG_BIP_GMAC_256 ||
3120 alg == WPA_ALG_BIP_CMAC_256) ?
a862e4a3
JM		 3121 NL80211_ATTR_KEY_DEFAULT_MGMT :
3122 NL80211_ATTR_KEY_DEFAULT))
3123 goto fail;
60ea8187 3124 if (addr && is_broadcast_ether_addr(addr)) {
8970bae8
JB		 3125 struct nlattr *types;
3126
3127 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
a862e4a3
JM		 3128 if (!types ||
3129 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
3130 goto fail;
8970bae8 3131 nla_nest_end(msg, types);
60ea8187 3132 } else if (addr) {
8970bae8
JB		 3133 struct nlattr *types;
3134
3135 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
a862e4a3
JM		 3136 if (!types ||
3137 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_UNICAST))
3138 goto fail;
8970bae8 3139 nla_nest_end(msg, types);
60ea8187 3140 }
3f5285e8 3141
1ad1cdc2
JM		 3142 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3143 if (ret == -ENOENT)
3144 ret = 0;
3145 if (ret)
3146 wpa_printf(MSG_DEBUG, "nl80211: set_key default failed; "
3147 "err=%d %s)", ret, strerror(-ret));
3148 return ret;
3f5285e8 3149
a862e4a3 3150fail:
bbd89bfc 3151 nl80211_nlmsg_clear(msg);
5883168a 3152 nlmsg_free(msg);
6241fcb1 3153 return -ENOBUFS;
3f5285e8
JM		 3154}
3155
3156
71934751 3157static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
0194fedb
JB		 3158 int key_idx, int defkey,
3159 const u8 *seq, size_t seq_len,
3160 const u8 *key, size_t key_len)
3161{
3162 struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
34651767
JM		 3163 u32 suite;
3164
0194fedb
JB		 3165 if (!key_attr)
3166 return -1;
3167
34651767
JM		 3168 suite = wpa_alg_to_cipher_suite(alg, key_len);
3169 if (!suite)
3170 return -1;
3171
a862e4a3
JM		 3172 if (defkey && alg == WPA_ALG_IGTK) {
3173 if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT))
3174 return -1;
3175 } else if (defkey) {
3176 if (nla_put_flag(msg, NL80211_KEY_DEFAULT))
3177 return -1;
3178 }
0194fedb 3179
a862e4a3 3180 if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) ||
34651767 3181 nla_put_u32(msg, NL80211_KEY_CIPHER, suite) ||
a862e4a3
JM		 3182 (seq && seq_len &&
3183 nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) ||
3184 nla_put(msg, NL80211_KEY_DATA, key_len, key))
3185 return -1;
0194fedb
JB		 3186
3187 nla_nest_end(msg, key_attr);
3188
3189 return 0;
0194fedb
JB		 3190}
3191
c811d5bc 3192
cfaab580
ZY		 3193static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
3194 struct nl_msg *msg)
3195{
3196 int i, privacy = 0;
3197 struct nlattr *nl_keys, *nl_key;
3198
3199 for (i = 0; i < 4; i++) {
3200 if (!params->wep_key[i])
3201 continue;
3202 privacy = 1;
3203 break;
3204 }
ce04af5a
JM		 3205 if (params->wps == WPS_MODE_PRIVACY)
3206 privacy = 1;
3207 if (params->pairwise_suite &&
3208 params->pairwise_suite != WPA_CIPHER_NONE)
3209 privacy = 1;
3210
cfaab580
ZY		 3211 if (!privacy)
3212 return 0;
3213
a862e4a3
JM		 3214 if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
3215 return -ENOBUFS;
cfaab580
ZY		 3216
3217 nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
3218 if (!nl_keys)
a862e4a3 3219 return -ENOBUFS;
cfaab580
ZY		 3220
3221 for (i = 0; i < 4; i++) {
3222 if (!params->wep_key[i])
3223 continue;
3224
3225 nl_key = nla_nest_start(msg, i);
a862e4a3
JM		 3226 if (!nl_key ||
3227 nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i],
3228 params->wep_key[i]) ||
3229 nla_put_u32(msg, NL80211_KEY_CIPHER,
3230 params->wep_key_len[i] == 5 ?
a042e39a
JM		 3231 RSN_CIPHER_SUITE_WEP40 :
3232 RSN_CIPHER_SUITE_WEP104) ||
a862e4a3
JM		 3233 nla_put_u8(msg, NL80211_KEY_IDX, i) ||
3234 (i == params->wep_tx_keyidx &&
3235 nla_put_flag(msg, NL80211_KEY_DEFAULT)))
3236 return -ENOBUFS;
cfaab580
ZY		 3237
3238 nla_nest_end(msg, nl_key);
3239 }
3240 nla_nest_end(msg, nl_keys);
3241
3242 return 0;
cfaab580
ZY		 3243}
3244
3245
477af8f8
JM		 3246int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
3247 const u8 *addr, int cmd, u16 reason_code,
10d32e2c
CI		 3248 int local_state_change,
3249 struct nl_handle *nl_connect)
c2a04078 3250{
a862e4a3 3251 int ret;
c2a04078
JM		 3252 struct nl_msg *msg;
3253
9725b784 3254 if (!(msg = nl80211_drv_msg(drv, 0, cmd)) ||
a862e4a3
JM		 3255 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) ||
3256 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
3257 (local_state_change &&
3258 nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) {
3259 nlmsg_free(msg);
3260 return -1;
3261 }
c2a04078 3262
10d32e2c
CI		 3263 if (nl_connect)
3264 ret = send_and_recv(drv->global, nl_connect, msg, NULL, NULL);
3265 else
3266 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
c2a04078 3267 if (ret) {
3b7ea880
BG		 3268 wpa_dbg(drv->ctx, MSG_DEBUG,
3269 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
3270 reason_code, ret, strerror(-ret));
c2a04078 3271 }
c2a04078
JM		 3272 return ret;
3273}
3f5285e8
JM		 3274
3275
cfaab580 3276static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
4be17ffb 3277 u16 reason_code,
10d32e2c 3278 struct nl_handle *nl_connect)
cfaab580 3279{
3f53c006 3280 int ret;
b898b655 3281 int drv_associated = drv->associated;
3f53c006 3282
817762d9 3283 wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
add9b7a4 3284 nl80211_mark_disconnected(drv);
817762d9 3285 /* Disconnect command doesn't need BSSID - it uses cached value */
3f53c006 3286 ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
10d32e2c 3287 reason_code, 0, nl_connect);
3f53c006
JJ		 3288 /*
3289 * For locally generated disconnect, supplicant already generates a
3290 * DEAUTH event, so ignore the event from NL80211.
3291 */
b898b655 3292 drv->ignore_next_local_disconnect = drv_associated && (ret == 0);
3f53c006
JJ		 3293
3294 return ret;
cfaab580
ZY		 3295}
3296
3297
9ebce9c5 3298static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
4be17ffb 3299 const u8 *addr, u16 reason_code)
3f5285e8 3300{
a2e40bb6 3301 struct wpa_driver_nl80211_data *drv = bss->drv;
d6a36f39 3302 int ret;
b898b655 3303 int drv_associated = drv->associated;
9392c9be
AS		 3304
3305 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
3306 nl80211_mark_disconnected(drv);
666e508c 3307 return nl80211_leave_ibss(drv, 1);
9392c9be 3308 }
10d32e2c
CI		 3309 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
3310 struct nl_handle *nl_connect = NULL;
3311
3312 if (bss->use_nl_connect)
3313 nl_connect = bss->nl_connect;
3314 return wpa_driver_nl80211_disconnect(drv, reason_code,
3315 nl_connect);
3316 }
2e75a2b3
JM		 3317 wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
3318 __func__, MAC2STR(addr), reason_code);
add9b7a4 3319 nl80211_mark_disconnected(drv);
d6a36f39 3320 ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
10d32e2c 3321 reason_code, 0, NULL);
d6a36f39
JM		 3322 /*
3323 * For locally generated deauthenticate, supplicant already generates a
3324 * DEAUTH event, so ignore the event from NL80211.
3325 */
b898b655
HW		 3326 drv->ignore_next_local_deauth = drv_associated && (ret == 0);
3327
d6a36f39 3328 return ret;
3f5285e8
JM		 3329}
3330
3331
536fd62d
JM		 3332static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
3333 struct wpa_driver_auth_params *params)
3334{
3335 int i;
3336
3337 drv->auth_freq = params->freq;
3338 drv->auth_alg = params->auth_alg;
3339 drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
3340 drv->auth_local_state_change = params->local_state_change;
3341 drv->auth_p2p = params->p2p;
3342
3343 if (params->bssid)
3344 os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
3345 else
3346 os_memset(drv->auth_bssid_, 0, ETH_ALEN);
3347
3348 if (params->ssid) {
3349 os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
3350 drv->auth_ssid_len = params->ssid_len;
3351 } else
3352 drv->auth_ssid_len = 0;
3353
3354
3355 os_free(drv->auth_ie);
3356 drv->auth_ie = NULL;
3357 drv->auth_ie_len = 0;
3358 if (params->ie) {
3359 drv->auth_ie = os_malloc(params->ie_len);
3360 if (drv->auth_ie) {
3361 os_memcpy(drv->auth_ie, params->ie, params->ie_len);
3362 drv->auth_ie_len = params->ie_len;
3363 }
3364 }
3365
3366 for (i = 0; i < 4; i++) {
3367 if (params->wep_key[i] && params->wep_key_len[i] &&
3368 params->wep_key_len[i] <= 16) {
3369 os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
3370 params->wep_key_len[i]);
3371 drv->auth_wep_key_len[i] = params->wep_key_len[i];
3372 } else
3373 drv->auth_wep_key_len[i] = 0;
3374 }
3375}
3376
3377
4bd71954
JM		 3378static void nl80211_unmask_11b_rates(struct i802_bss *bss)
3379{
3380 struct wpa_driver_nl80211_data *drv = bss->drv;
3381
3382 if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates)
3383 return;
3384
3385 /*
3386 * Looks like we failed to unmask 11b rates previously. This could
3387 * happen, e.g., if the interface was down at the point in time when a
3388 * P2P group was terminated.
3389 */
3390 wpa_printf(MSG_DEBUG,
3391 "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
3392 bss->ifname);
3393 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
3394}
3395
3396
3c67e977
VK		 3397static enum nl80211_auth_type get_nl_auth_type(int wpa_auth_alg)
3398{
3399 if (wpa_auth_alg & WPA_AUTH_ALG_OPEN)
3400 return NL80211_AUTHTYPE_OPEN_SYSTEM;
3401 if (wpa_auth_alg & WPA_AUTH_ALG_SHARED)
3402 return NL80211_AUTHTYPE_SHARED_KEY;
3403 if (wpa_auth_alg & WPA_AUTH_ALG_LEAP)
3404 return NL80211_AUTHTYPE_NETWORK_EAP;
3405 if (wpa_auth_alg & WPA_AUTH_ALG_FT)
3406 return NL80211_AUTHTYPE_FT;
3407 if (wpa_auth_alg & WPA_AUTH_ALG_SAE)
3408 return NL80211_AUTHTYPE_SAE;
3409 if (wpa_auth_alg & WPA_AUTH_ALG_FILS)
3410 return NL80211_AUTHTYPE_FILS_SK;
3411 if (wpa_auth_alg & WPA_AUTH_ALG_FILS_SK_PFS)
3412 return NL80211_AUTHTYPE_FILS_SK_PFS;
3413
3414 return NL80211_AUTHTYPE_MAX;
3415}
3416
3417
c2a04078 3418static int wpa_driver_nl80211_authenticate(
9ebce9c5 3419 struct i802_bss *bss, struct wpa_driver_auth_params *params)
c2a04078 3420{
a2e40bb6 3421 struct wpa_driver_nl80211_data *drv = bss->drv;
a0b2f99b 3422 int ret = -1, i;
c2a04078
JM		 3423 struct nl_msg *msg;
3424 enum nl80211_auth_type type;
2f4f73b1 3425 enum nl80211_iftype nlmode;
6d6f4bb8 3426 int count = 0;
536fd62d
JM		 3427 int is_retry;
3428
4bd71954
JM		 3429 nl80211_unmask_11b_rates(bss);
3430
536fd62d
JM		 3431 is_retry = drv->retry_auth;
3432 drv->retry_auth = 0;
e8d70a73 3433 drv->ignore_deauth_event = 0;
c2a04078 3434
add9b7a4 3435 nl80211_mark_disconnected(drv);
e6b8efeb 3436 os_memset(drv->auth_bssid, 0, ETH_ALEN);
add9b7a4
JM		 3437 if (params->bssid)
3438 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
3439 else
3440 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
af473088 3441 /* FIX: IBSS mode */
2f4f73b1
EP		 3442 nlmode = params->p2p ?
3443 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
3444 if (drv->nlmode != nlmode &&
9ebce9c5 3445 wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
4a867032
JM		 3446 return -1;
3447
6d6f4bb8 3448retry:
c2a04078
JM		 3449 wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
3450 drv->ifindex);
a0b2f99b 3451
9725b784
JM		 3452 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
3453 if (!msg)
3454 goto fail;
0194fedb 3455
a0b2f99b
JM		 3456 for (i = 0; i < 4; i++) {
3457 if (!params->wep_key[i])
3458 continue;
9ebce9c5 3459 wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
2ea2fcc7 3460 NULL, i,
a0b2f99b
JM		 3461 i == params->wep_tx_keyidx, NULL, 0,
3462 params->wep_key[i],
3463 params->wep_key_len[i]);
0194fedb
JB		 3464 if (params->wep_tx_keyidx != i)
3465 continue;
3466 if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
9725b784
JM		 3467 params->wep_key[i], params->wep_key_len[i]))
3468 goto fail;
a0b2f99b
JM		 3469 }
3470
c2a04078
JM		 3471 if (params->bssid) {
3472 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
3473 MAC2STR(params->bssid));
a862e4a3
JM		 3474 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
3475 goto fail;
c2a04078
JM		 3476 }
3477 if (params->freq) {
3478 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
a862e4a3
JM		 3479 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
3480 goto fail;
c2a04078
JM		 3481 }
3482 if (params->ssid) {
21cd8f83
JM		 3483 wpa_printf(MSG_DEBUG, " * SSID=%s",
3484 wpa_ssid_txt(params->ssid, params->ssid_len));
a862e4a3
JM		 3485 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
3486 params->ssid))
3487 goto fail;
c2a04078
JM		 3488 }
3489 wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
a862e4a3
JM		 3490 if (params->ie &&
3491 nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie))
3492 goto fail;
ce16c489
JM		 3493 if (params->auth_data) {
3494 wpa_hexdump(MSG_DEBUG, " * auth_data", params->auth_data,
3495 params->auth_data_len);
3496 if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->auth_data_len,
3497 params->auth_data))
a862e4a3 3498 goto fail;
569fed90 3499 }
3c67e977 3500 type = get_nl_auth_type(params->auth_alg);
c2a04078 3501 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
3c67e977
VK		 3502 if (type == NL80211_AUTHTYPE_MAX ||
3503 nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
a862e4a3 3504 goto fail;
77339912
JM		 3505 if (params->local_state_change) {
3506 wpa_printf(MSG_DEBUG, " * Local state change only");
a862e4a3
JM		 3507 if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
3508 goto fail;
77339912 3509 }
c2a04078
JM		 3510
3511 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3512 msg = NULL;
3513 if (ret) {
3b7ea880 3514 wpa_dbg(drv->ctx, MSG_DEBUG,
f875da04
BG		 3515 "nl80211: MLME command failed (auth): count=%d ret=%d (%s)",
3516 count, ret, strerror(-ret));
6d6f4bb8 3517 count++;
f875da04
BG		 3518 if ((ret == -EALREADY || ret == -EEXIST) && count == 1 &&
3519 params->bssid && !params->local_state_change) {
6d6f4bb8
JM		 3520 /*
3521 * mac80211 does not currently accept new
3522 * authentication if we are already authenticated. As a
3523 * workaround, force deauthentication and try again.
3524 */
3525 wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
3526 "after forced deauthentication");
e8d70a73 3527 drv->ignore_deauth_event = 1;
6d6f4bb8 3528 wpa_driver_nl80211_deauthenticate(
5205c4f9 3529 bss, params->bssid,
6d6f4bb8
JM		 3530 WLAN_REASON_PREV_AUTH_NOT_VALID);
3531 nlmsg_free(msg);
3532 goto retry;
3533 }
536fd62d
JM		 3534
3535 if (ret == -ENOENT && params->freq && !is_retry) {
3536 /*
3537 * cfg80211 has likely expired the BSS entry even
3538 * though it was previously available in our internal
3539 * BSS table. To recover quickly, start a single
3540 * channel scan on the specified channel.
3541 */
3542 struct wpa_driver_scan_params scan;
3543 int freqs[2];
3544
3545 os_memset(&scan, 0, sizeof(scan));
3546 scan.num_ssids = 1;
3547 if (params->ssid) {
3548 scan.ssids[0].ssid = params->ssid;
3549 scan.ssids[0].ssid_len = params->ssid_len;
3550 }
3551 freqs[0] = params->freq;
3552 freqs[1] = 0;
3553 scan.freqs = freqs;
3554 wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
3555 "channel scan to refresh cfg80211 BSS "
3556 "entry");
3557 ret = wpa_driver_nl80211_scan(bss, &scan);
3558 if (ret == 0) {
3559 nl80211_copy_auth_params(drv, params);
3560 drv->scan_for_auth = 1;
3561 }
8c3ba078
JM		 3562 } else if (is_retry) {
3563 /*
3564 * Need to indicate this with an event since the return
3565 * value from the retry is not delivered to core code.
3566 */
3567 union wpa_event_data event;
3568 wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
3569 "failed");
3570 os_memset(&event, 0, sizeof(event));
3571 os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
3572 ETH_ALEN);
3573 wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
3574 &event);
536fd62d 3575 }
a862e4a3
JM		 3576 } else {
3577 wpa_printf(MSG_DEBUG,
3578 "nl80211: Authentication request send successfully");
c2a04078 3579 }
c2a04078 3580
a862e4a3 3581fail:
c2a04078
JM		 3582 nlmsg_free(msg);
3583 return ret;
3584}
3585
3586
f3407c66 3587int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv)
536fd62d
JM		 3588{
3589 struct wpa_driver_auth_params params;
834ee56f 3590 struct i802_bss *bss = drv->first_bss;
536fd62d
JM		 3591 int i;
3592
3593 wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
3594
3595 os_memset(&params, 0, sizeof(params));
3596 params.freq = drv->auth_freq;
3597 params.auth_alg = drv->auth_alg;
3598 params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
3599 params.local_state_change = drv->auth_local_state_change;
3600 params.p2p = drv->auth_p2p;
3601
3602 if (!is_zero_ether_addr(drv->auth_bssid_))
3603 params.bssid = drv->auth_bssid_;
3604
3605 if (drv->auth_ssid_len) {
3606 params.ssid = drv->auth_ssid;
3607 params.ssid_len = drv->auth_ssid_len;
3608 }
3609
3610 params.ie = drv->auth_ie;
3611 params.ie_len = drv->auth_ie_len;
3612
3613 for (i = 0; i < 4; i++) {
3614 if (drv->auth_wep_key_len[i]) {
3615 params.wep_key[i] = drv->auth_wep_key[i];
3616 params.wep_key_len[i] = drv->auth_wep_key_len[i];
3617 }
3618 }
3619
3620 drv->retry_auth = 1;
3621 return wpa_driver_nl80211_authenticate(bss, &params);
3622}
3623
3624
a11241fa
JB		 3625static int wpa_driver_nl80211_send_frame(struct i802_bss *bss,
3626 const void *data, size_t len,
55231068
JM		 3627 int encrypt, int noack,
3628 unsigned int freq, int no_cck,
2d3943ce
AO		 3629 int offchanok, unsigned int wait_time,
3630 const u16 *csa_offs,
3631 size_t csa_offs_len)
a11241fa
JB		 3632{
3633 struct wpa_driver_nl80211_data *drv = bss->drv;
3634 u64 cookie;
41cc50d1 3635 int res;
a11241fa 3636
c7caac56
JM		 3637 if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
3638 freq = nl80211_get_assoc_freq(drv);
3639 wpa_printf(MSG_DEBUG,
3640 "nl80211: send_frame - Use assoc_freq=%u for IBSS",
3641 freq);
3642 }
af964484
JM		 3643 if (freq == 0) {
3644 wpa_printf(MSG_DEBUG, "nl80211: send_frame - Use bss->freq=%u",
3645 bss->freq);
55231068 3646 freq = bss->freq;
af964484 3647 }
55231068 3648
739faee2 3649 if (drv->use_monitor) {
981cf85a 3650 wpa_printf(MSG_DEBUG, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
739faee2 3651 freq, bss->freq);
981cf85a 3652 return nl80211_send_monitor(drv, data, len, encrypt, noack);
739faee2 3653 }
a11241fa 3654
739faee2 3655 wpa_printf(MSG_DEBUG, "nl80211: send_frame -> send_frame_cmd");
41cc50d1 3656 res = nl80211_send_frame_cmd(bss, freq, wait_time, data, len,
2d3943ce
AO		 3657 &cookie, no_cck, noack, offchanok,
3658 csa_offs, csa_offs_len);
41cc50d1
JM		 3659 if (res == 0 && !noack) {
3660 const struct ieee80211_mgmt *mgmt;
3661 u16 fc;
3662
3663 mgmt = (const struct ieee80211_mgmt *) data;
3664 fc = le_to_host16(mgmt->frame_control);
3665 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3666 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
3667 wpa_printf(MSG_MSGDUMP,
3668 "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
3669 (long long unsigned int)
3670 drv->send_action_cookie,
3671 (long long unsigned int) cookie);
3672 drv->send_action_cookie = cookie;
3673 }
3674 }
3675
3676 return res;
a11241fa
JB		 3677}
3678
3679
9ebce9c5
JM		 3680static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
3681 size_t data_len, int noack,
3682 unsigned int freq, int no_cck,
3683 int offchanok,
2d3943ce
AO		 3684 unsigned int wait_time,
3685 const u16 *csa_offs,
3686 size_t csa_offs_len)
2c2010ac 3687{
a2e40bb6 3688 struct wpa_driver_nl80211_data *drv = bss->drv;
2c2010ac 3689 struct ieee80211_mgmt *mgmt;
7a47d567 3690 int encrypt = 1;
2c2010ac
JM		 3691 u16 fc;
3692
3693 mgmt = (struct ieee80211_mgmt *) data;
3694 fc = le_to_host16(mgmt->frame_control);
f95a4524
PF		 3695 wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da= " MACSTR
3696 " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
3697 MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
3698 fc, fc2str(fc), drv->nlmode);
2c2010ac 3699
8e12685c
AS		 3700 if ((is_sta_interface(drv->nlmode) ||
3701 drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
5582a5d1
JB		 3702 WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3703 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
3704 /*
3705 * The use of last_mgmt_freq is a bit of a hack,
3706 * but it works due to the single-threaded nature
3707 * of wpa_supplicant.
3708 */
af964484
JM		 3709 if (freq == 0) {
3710 wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
3711 drv->last_mgmt_freq);
55231068 3712 freq = drv->last_mgmt_freq;
af964484 3713 }
55231068 3714 return nl80211_send_frame_cmd(bss, freq, 0,
88df0ef7 3715 data, data_len, NULL, 1, noack,
2d3943ce 3716 1, csa_offs, csa_offs_len);
5582a5d1
JB		 3717 }
3718
61cbe2ff 3719 if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
af964484
JM		 3720 if (freq == 0) {
3721 wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
3722 bss->freq);
55231068 3723 freq = bss->freq;
af964484 3724 }
b5671498
JM		 3725 return nl80211_send_frame_cmd(bss, freq,
3726 (int) freq == bss->freq ? 0 :
3727 wait_time,
d8d6b32e
DG		 3728 data, data_len,
3729 &drv->send_action_cookie,
2d3943ce
AO		 3730 no_cck, noack, offchanok,
3731 csa_offs, csa_offs_len);
86957e62
JM		 3732 }
3733
2c2010ac
JM		 3734 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3735 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
3736 /*
3737 * Only one of the authentication frame types is encrypted.
3738 * In order for static WEP encryption to work properly (i.e.,
3739 * to not encrypt the frame), we need to tell mac80211 about
3740 * the frames that must not be encrypted.
3741 */
3742 u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
3743 u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
7a47d567
JB		 3744 if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
3745 encrypt = 0;
2c2010ac
JM		 3746 }
3747
739faee2 3748 wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame");
a11241fa 3749 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt,
55231068 3750 noack, freq, no_cck, offchanok,
2d3943ce
AO		 3751 wait_time, csa_offs,
3752 csa_offs_len);
55231068
JM		 3753}
3754
3755
cae87abd
JM		 3756static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates)
3757{
3758 u8 rates[NL80211_MAX_SUPP_RATES];
3759 u8 rates_len = 0;
3760 int i;
3761
3762 if (!basic_rates)
3763 return 0;
3764
3765 for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
3766 rates[rates_len++] = basic_rates[i] / 5;
3767
3768 return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
3769}
3770
3771
31357268 3772static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
e5693c47 3773 int slot, int ht_opmode, int ap_isolate,
cae87abd 3774 const int *basic_rates)
31357268
JM		 3775{
3776 struct wpa_driver_nl80211_data *drv = bss->drv;
3777 struct nl_msg *msg;
3778
13f83980 3779 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) ||
a862e4a3
JM		 3780 (cts >= 0 &&
3781 nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) ||
3782 (preamble >= 0 &&
3783 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) ||
3784 (slot >= 0 &&
3785 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) ||
3786 (ht_opmode >= 0 &&
3787 nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) ||
3788 (ap_isolate >= 0 &&
cae87abd
JM		 3789 nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)) ||
3790 nl80211_put_basic_rates(msg, basic_rates)) {
3791 nlmsg_free(msg);
3792 return -ENOBUFS;
e5693c47
JM		 3793 }
3794
31357268 3795 return send_and_recv_msgs(drv, msg, NULL, NULL);
31357268
JM		 3796}
3797
3798
3c4ca363
VN		 3799static int wpa_driver_nl80211_set_acl(void *priv,
3800 struct hostapd_acl_params *params)
3801{
3802 struct i802_bss *bss = priv;
3803 struct wpa_driver_nl80211_data *drv = bss->drv;
3804 struct nl_msg *msg;
f429ec44 3805 struct nl_msg *acl;
3c4ca363 3806 unsigned int i;
a862e4a3 3807 int ret;
3c4ca363
VN		 3808
3809 if (!(drv->capa.max_acl_mac_addrs))
3810 return -ENOTSUP;
3811
3812 if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
3813 return -ENOTSUP;
3814
3c4ca363
VN		 3815 wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
3816 params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
3817
f429ec44
JM		 3818 acl = nlmsg_alloc();
3819 if (!acl)
3820 return -ENOMEM;
3821 for (i = 0; i < params->num_mac_acl; i++) {
3822 if (nla_put(acl, i + 1, ETH_ALEN, params->mac_acl[i].addr)) {
3823 nlmsg_free(acl);
3824 return -ENOMEM;
3825 }
3826 }
3827
9725b784 3828 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) ||
a862e4a3
JM		 3829 nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
3830 NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
3831 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) ||
f429ec44 3832 nla_put_nested(msg, NL80211_ATTR_MAC_ADDRS, acl)) {
a862e4a3 3833 nlmsg_free(msg);
f429ec44 3834 nlmsg_free(acl);
a862e4a3
JM		 3835 return -ENOMEM;
3836 }
f429ec44 3837 nlmsg_free(acl);
3c4ca363
VN		 3838
3839 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3c4ca363
VN		 3840 if (ret) {
3841 wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
3842 ret, strerror(-ret));
3843 }
3844
3c4ca363
VN		 3845 return ret;
3846}
3847
3848
85e1fad8
JM		 3849static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int)
3850{
3851 if (beacon_int > 0) {
3852 wpa_printf(MSG_DEBUG, " * beacon_int=%d", beacon_int);
3853 return nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
3854 beacon_int);
3855 }
3856
3857 return 0;
3858}
3859
3860
4ac2ea57
MH		 3861static int nl80211_put_dtim_period(struct nl_msg *msg, int dtim_period)
3862{
3863 if (dtim_period > 0) {
3864 wpa_printf(MSG_DEBUG, " * dtim_period=%d", dtim_period);
3865 return nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period);
3866 }
3867
3868 return 0;
3869}
3870
3871
052b8d38
MH		 3872#ifdef CONFIG_MESH
3873static int nl80211_set_mesh_config(void *priv,
3874 struct wpa_driver_mesh_bss_params *params)
3875{
3876 struct i802_bss *bss = priv;
3877 struct wpa_driver_nl80211_data *drv = bss->drv;
3878 struct nl_msg *msg;
3879 int ret;
3880
3881 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MESH_CONFIG);
3882 if (!msg)
3883 return -1;
3884
3885 ret = nl80211_put_mesh_config(msg, params);
3886 if (ret < 0) {
3887 nlmsg_free(msg);
3888 return ret;
3889 }
3890
3891 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3892 if (ret) {
3893 wpa_printf(MSG_ERROR,
3894 "nl80211: Mesh config set failed: %d (%s)",
3895 ret, strerror(-ret));
3896 return ret;
3897 }
3898 return 0;
3899}
3900#endif /* CONFIG_MESH */
3901
3902
d4f3003c
PK		 3903static int nl80211_put_beacon_rate(struct nl_msg *msg, const u64 flags,
3904 struct wpa_driver_ap_params *params)
3905{
3906 struct nlattr *bands, *band;
3907 struct nl80211_txrate_vht vht_rate;
3908
3909 if (!params->freq ||
3910 (params->beacon_rate == 0 &&
3911 params->rate_type == BEACON_RATE_LEGACY))
3912 return 0;
3913
3914 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
3915 if (!bands)
3916 return -1;
3917
3918 switch (params->freq->mode) {
3919 case HOSTAPD_MODE_IEEE80211B:
3920 case HOSTAPD_MODE_IEEE80211G:
3921 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
3922 break;
3923 case HOSTAPD_MODE_IEEE80211A:
3924 band = nla_nest_start(msg, NL80211_BAND_5GHZ);
3925 break;
3926 case HOSTAPD_MODE_IEEE80211AD:
3927 band = nla_nest_start(msg, NL80211_BAND_60GHZ);
3928 break;
3929 default:
3930 return 0;
3931 }
3932
3933 if (!band)
3934 return -1;
3935
3936 os_memset(&vht_rate, 0, sizeof(vht_rate));
3937
3938 switch (params->rate_type) {
3939 case BEACON_RATE_LEGACY:
3940 if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_LEGACY)) {
3941 wpa_printf(MSG_INFO,
3942 "nl80211: Driver does not support setting Beacon frame rate (legacy)");
3943 return -1;
3944 }
3945
3946 if (nla_put_u8(msg, NL80211_TXRATE_LEGACY,
3947 (u8) params->beacon_rate / 5) ||
3948 nla_put(msg, NL80211_TXRATE_HT, 0, NULL) ||
3949 (params->freq->vht_enabled &&
3950 nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
3951 &vht_rate)))
3952 return -1;
3953
3954 wpa_printf(MSG_DEBUG, " * beacon_rate = legacy:%u (* 100 kbps)",
3955 params->beacon_rate);
3956 break;
3957 case BEACON_RATE_HT:
3958 if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_HT)) {
3959 wpa_printf(MSG_INFO,
3960 "nl80211: Driver does not support setting Beacon frame rate (HT)");
3961 return -1;
3962 }
3963 if (nla_put(msg, NL80211_TXRATE_LEGACY, 0, NULL) ||
3964 nla_put_u8(msg, NL80211_TXRATE_HT, params->beacon_rate) ||
3965 (params->freq->vht_enabled &&
3966 nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
3967 &vht_rate)))
3968 return -1;
3969 wpa_printf(MSG_DEBUG, " * beacon_rate = HT-MCS %u",
3970 params->beacon_rate);
3971 break;
3972 case BEACON_RATE_VHT:
3973 if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_VHT)) {
3974 wpa_printf(MSG_INFO,
3975 "nl80211: Driver does not support setting Beacon frame rate (VHT)");
3976 return -1;
3977 }
3978 vht_rate.mcs[0] = BIT(params->beacon_rate);
3979 if (nla_put(msg, NL80211_TXRATE_LEGACY, 0, NULL))
3980 return -1;
3981 if (nla_put(msg, NL80211_TXRATE_HT, 0, NULL))
3982 return -1;
3983 if (nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
3984 &vht_rate))
3985 return -1;
3986 wpa_printf(MSG_DEBUG, " * beacon_rate = VHT-MCS %u",
3987 params->beacon_rate);
3988 break;
3989 }
3990
3991 nla_nest_end(msg, band);
3992 nla_nest_end(msg, bands);
3993
3994 return 0;
3995}
3996
3997
34f7c699
MB		 3998static int nl80211_set_multicast_to_unicast(struct i802_bss *bss,
3999 int multicast_to_unicast)
4000{
4001 struct wpa_driver_nl80211_data *drv = bss->drv;
4002 struct nl_msg *msg;
4003 int ret;
4004
4005 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_MULTICAST_TO_UNICAST);
4006 if (!msg ||
4007 (multicast_to_unicast &&
4008 nla_put_flag(msg, NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED))) {
4009 wpa_printf(MSG_ERROR,
4010 "nl80211: Failed to build NL80211_CMD_SET_MULTICAST_TO_UNICAST msg for %s",
4011 bss->ifname);
4012 nlmsg_free(msg);
4013 return -ENOBUFS;
4014 }
4015
4016 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4017
4018 switch (ret) {
4019 case 0:
4020 wpa_printf(MSG_DEBUG,
4021 "nl80211: multicast to unicast %s on interface %s",
4022 multicast_to_unicast ? "enabled" : "disabled",
4023 bss->ifname);
4024 break;
4025 case -EOPNOTSUPP:
4026 if (!multicast_to_unicast)
4027 break;
4028 wpa_printf(MSG_INFO,
4029 "nl80211: multicast to unicast not supported on interface %s",
4030 bss->ifname);
4031 break;
4032 default:
4033 wpa_printf(MSG_ERROR,
4034 "nl80211: %s multicast to unicast failed with %d (%s) on interface %s",
4035 multicast_to_unicast ? "enabling" : "disabling",
4036 ret, strerror(-ret), bss->ifname);
4037 break;
4038 }
4039
4040 return ret;
4041}
4042
4043
19c3b566
JM		 4044static int wpa_driver_nl80211_set_ap(void *priv,
4045 struct wpa_driver_ap_params *params)
d2440ba0 4046{
a2e40bb6
FF		 4047 struct i802_bss *bss = priv;
4048 struct wpa_driver_nl80211_data *drv = bss->drv;
d2440ba0
JM		 4049 struct nl_msg *msg;
4050 u8 cmd = NL80211_CMD_NEW_BEACON;
5b82cdbe 4051 int ret = -ENOBUFS;
b4fd6fab 4052 int beacon_set;
b11d1d64 4053 int num_suites;
da1080d7 4054 int smps_mode;
de4ed4a8 4055 u32 suites[10], suite;
b11d1d64 4056 u32 ver;
052b8d38
MH		 4057#ifdef CONFIG_MESH
4058 struct wpa_driver_mesh_bss_params mesh_params;
4059#endif /* CONFIG_MESH */
b4fd6fab 4060
f33c8606 4061 beacon_set = params->reenable ? 0 : bss->beacon_set;
d2440ba0 4062
d2440ba0 4063 wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
b4fd6fab
JM		 4064 beacon_set);
4065 if (beacon_set)
d2440ba0 4066 cmd = NL80211_CMD_SET_BEACON;
89fa633a
DL		 4067 else if (!drv->device_ap_sme && !drv->use_monitor &&
4068 !nl80211_get_wiphy_data_ap(bss))
a70cd0db 4069 return -ENOBUFS;
d2440ba0 4070
b92e08fc
JM		 4071 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
4072 params->head, params->head_len);
b92e08fc
JM		 4073 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
4074 params->tail, params->tail_len);
13f83980 4075 wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
b92e08fc 4076 wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
d4f3003c
PK		 4077 wpa_printf(MSG_DEBUG, "nl80211: beacon_rate=%u", params->beacon_rate);
4078 wpa_printf(MSG_DEBUG, "nl80211: rate_type=%d", params->rate_type);
b92e08fc 4079 wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
21cd8f83
JM		 4080 wpa_printf(MSG_DEBUG, "nl80211: ssid=%s",
4081 wpa_ssid_txt(params->ssid, params->ssid_len));
13f83980 4082 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
a862e4a3
JM		 4083 nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len,
4084 params->head) ||
4085 nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len,
4086 params->tail) ||
85e1fad8 4087 nl80211_put_beacon_int(msg, params->beacon_int) ||
d4f3003c 4088 nl80211_put_beacon_rate(msg, drv->capa.flags, params) ||
4ac2ea57 4089 nl80211_put_dtim_period(msg, params->dtim_period) ||
a862e4a3
JM		 4090 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
4091 goto fail;
b92e08fc
JM		 4092 if (params->proberesp && params->proberesp_len) {
4093 wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)",
4094 params->proberesp, params->proberesp_len);
a862e4a3
JM		 4095 if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
4096 params->proberesp))
4097 goto fail;
b92e08fc 4098 }
97a7a0b5
JM		 4099 switch (params->hide_ssid) {
4100 case NO_SSID_HIDING:
b92e08fc 4101 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use");
a862e4a3
JM		 4102 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
4103 NL80211_HIDDEN_SSID_NOT_IN_USE))
4104 goto fail;
97a7a0b5
JM		 4105 break;
4106 case HIDDEN_SSID_ZERO_LEN:
b92e08fc 4107 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len");
a862e4a3
JM		 4108 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
4109 NL80211_HIDDEN_SSID_ZERO_LEN))
4110 goto fail;
97a7a0b5
JM		 4111 break;
4112 case HIDDEN_SSID_ZERO_CONTENTS:
b92e08fc 4113 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents");
a862e4a3
JM		 4114 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
4115 NL80211_HIDDEN_SSID_ZERO_CONTENTS))
4116 goto fail;
97a7a0b5
JM		 4117 break;
4118 }
b92e08fc 4119 wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy);
a862e4a3
JM		 4120 if (params->privacy &&
4121 nla_put_flag(msg, NL80211_ATTR_PRIVACY))
4122 goto fail;
b92e08fc 4123 wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs);
b11d1d64
JM		 4124 if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
4125 (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
4126 /* Leave out the attribute */
a862e4a3
JM		 4127 } else if (params->auth_algs & WPA_AUTH_ALG_SHARED) {
4128 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
4129 NL80211_AUTHTYPE_SHARED_KEY))
4130 goto fail;
4131 } else {
4132 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
4133 NL80211_AUTHTYPE_OPEN_SYSTEM))
4134 goto fail;
4135 }
b11d1d64 4136
b92e08fc 4137 wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version);
b11d1d64
JM		 4138 ver = 0;
4139 if (params->wpa_version & WPA_PROTO_WPA)
4140 ver |= NL80211_WPA_VERSION_1;
4141 if (params->wpa_version & WPA_PROTO_RSN)
4142 ver |= NL80211_WPA_VERSION_2;
a862e4a3
JM		 4143 if (ver &&
4144 nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
4145 goto fail;
b11d1d64 4146
b92e08fc
JM		 4147 wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
4148 params->key_mgmt_suites);
b11d1d64
JM		 4149 num_suites = 0;
4150 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X)
3aa24db9 4151 suites[num_suites++] = RSN_AUTH_KEY_MGMT_UNSPEC_802_1X;
b11d1d64 4152 if (params->key_mgmt_suites & WPA_KEY_MGMT_PSK)
3aa24db9 4153 suites[num_suites++] = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
a862e4a3
JM		 4154 if (num_suites &&
4155 nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32),
4156 suites))
4157 goto fail;
b11d1d64 4158
533fe09b 4159 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
e3429c0b
JB		 4160 (!params->pairwise_ciphers ||
4161 params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40)) &&
4162 (nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
4163 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
a862e4a3 4164 goto fail;
9f12614b 4165
c8931afe
JM		 4166 if (drv->device_ap_sme &&
4167 (params->key_mgmt_suites & WPA_KEY_MGMT_SAE) &&
4168 nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT))
4169 goto fail;
236e793e 4170
b92e08fc
JM		 4171 wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
4172 params->pairwise_ciphers);
de4ed4a8
JM		 4173 num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers,
4174 suites, ARRAY_SIZE(suites));
a862e4a3
JM		 4175 if (num_suites &&
4176 nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
4177 num_suites * sizeof(u32), suites))
4178 goto fail;
b11d1d64 4179
b92e08fc
JM		 4180 wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x",
4181 params->group_cipher);
de4ed4a8 4182 suite = wpa_cipher_to_cipher_suite(params->group_cipher);
a862e4a3
JM		 4183 if (suite &&
4184 nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite))
4185 goto fail;
d2440ba0 4186
ee298f1b
JM		 4187 if (params->ht_opmode != -1) {
4188 switch (params->smps_mode) {
4189 case HT_CAP_INFO_SMPS_DYNAMIC:
4190 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - dynamic");
4191 smps_mode = NL80211_SMPS_DYNAMIC;
4192 break;
4193 case HT_CAP_INFO_SMPS_STATIC:
4194 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - static");
4195 smps_mode = NL80211_SMPS_STATIC;
4196 break;
4197 default:
4198 /* invalid - fallback to smps off */
4199 case HT_CAP_INFO_SMPS_DISABLED:
4200 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - off");
4201 smps_mode = NL80211_SMPS_OFF;
4202 break;
4203 }
a2426829 4204 if (nla_put_u8(msg, NL80211_ATTR_SMPS_MODE, smps_mode))
ee298f1b 4205 goto fail;
da1080d7 4206 }
da1080d7 4207
fb91db56 4208 if (params->beacon_ies) {
b92e08fc
JM		 4209 wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies",
4210 params->beacon_ies);
a862e4a3
JM		 4211 if (nla_put(msg, NL80211_ATTR_IE,
4212 wpabuf_len(params->beacon_ies),
4213 wpabuf_head(params->beacon_ies)))
4214 goto fail;
fb91db56
JM		 4215 }
4216 if (params->proberesp_ies) {
b92e08fc
JM		 4217 wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies",
4218 params->proberesp_ies);
a862e4a3
JM		 4219 if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
4220 wpabuf_len(params->proberesp_ies),
4221 wpabuf_head(params->proberesp_ies)))
4222 goto fail;
fb91db56
JM		 4223 }
4224 if (params->assocresp_ies) {
b92e08fc
JM		 4225 wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies",
4226 params->assocresp_ies);
a862e4a3
JM		 4227 if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
4228 wpabuf_len(params->assocresp_ies),
4229 wpabuf_head(params->assocresp_ies)))
4230 goto fail;
fb91db56
JM		 4231 }
4232
a0133ee1 4233 if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) {
b92e08fc
JM		 4234 wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d",
4235 params->ap_max_inactivity);
a862e4a3
JM		 4236 if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
4237 params->ap_max_inactivity))
4238 goto fail;
a0133ee1
VT		 4239 }
4240
abb8d08b
EP		 4241#ifdef CONFIG_P2P
4242 if (params->p2p_go_ctwindow > 0) {
4243 if (drv->p2p_go_ctwindow_supported) {
4244 wpa_printf(MSG_DEBUG, "nl80211: P2P GO ctwindow=%d",
4245 params->p2p_go_ctwindow);
4246 if (nla_put_u8(msg, NL80211_ATTR_P2P_CTWINDOW,
4247 params->p2p_go_ctwindow))
4248 goto fail;
4249 } else {
4250 wpa_printf(MSG_INFO,
4251 "nl80211: Driver does not support CTWindow configuration - ignore this parameter");
4252 }
4253 }
4254#endif /* CONFIG_P2P */
4255
86b5c400
LD		 4256 if (params->pbss) {
4257 wpa_printf(MSG_DEBUG, "nl80211: PBSS");
4258 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
4259 goto fail;
4260 }
4261
5b82cdbe
JB		 4262 if (params->ftm_responder) {
4263 struct nlattr *ftm;
4264
4265 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_FTM_RESPONDER)) {
4266 ret = -ENOTSUP;
4267 goto fail;
4268 }
4269
4270 ftm = nla_nest_start(msg, NL80211_ATTR_FTM_RESPONDER);
4271 if (!ftm ||
4272 nla_put_flag(msg, NL80211_FTM_RESP_ATTR_ENABLED) ||
4273 (params->lci &&
4274 nla_put(msg, NL80211_FTM_RESP_ATTR_LCI,
4275 wpabuf_len(params->lci),
4276 wpabuf_head(params->lci))) ||
4277 (params->civic &&
4278 nla_put(msg, NL80211_FTM_RESP_ATTR_CIVICLOC,
4279 wpabuf_len(params->civic),
4280 wpabuf_head(params->civic))))
4281 goto fail;
4282 nla_nest_end(msg, ftm);
4283 }
4284
a84bf443
JC		 4285#ifdef CONFIG_IEEE80211AX
4286 if (params->he_spr) {
4287 struct nlattr *spr;
4288
4289 spr = nla_nest_start(msg, NL80211_ATTR_HE_OBSS_PD);
4290 wpa_printf(MSG_DEBUG, "nl80211: he_spr=%d", params->he_spr);
4291
4292 if (nla_put_u8(msg, NL80211_HE_OBSS_PD_ATTR_MIN_OFFSET,
4293 params->he_spr_srg_obss_pd_min_offset) ||
4294 nla_put_u8(msg, NL80211_HE_OBSS_PD_ATTR_MAX_OFFSET,
4295 params->he_spr_srg_obss_pd_max_offset))
4296 goto fail;
4297
4298 nla_nest_end(msg, spr);
4299 }
4300#endif /* CONFIG_IEEE80211AX */
4301
d2440ba0
JM		 4302 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4303 if (ret) {
4304 wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
4305 ret, strerror(-ret));
b4fd6fab 4306 } else {
b4fd6fab 4307 bss->beacon_set = 1;
31357268 4308 nl80211_set_bss(bss, params->cts_protect, params->preamble,
d03e8d11 4309 params->short_slot_time, params->ht_opmode,
e5693c47 4310 params->isolate, params->basic_rates);
34f7c699
MB		 4311 nl80211_set_multicast_to_unicast(bss,
4312 params->multicast_to_unicast);
e87ef751
PX		 4313 if (beacon_set && params->freq &&
4314 params->freq->bandwidth != bss->bandwidth) {
4315 wpa_printf(MSG_DEBUG,
4316 "nl80211: Update BSS %s bandwidth: %d -> %d",
4317 bss->ifname, bss->bandwidth,
4318 params->freq->bandwidth);
4319 ret = nl80211_set_channel(bss, params->freq, 1);
4320 if (ret) {
4321 wpa_printf(MSG_DEBUG,
4322 "nl80211: Frequency set failed: %d (%s)",
4323 ret, strerror(-ret));
4324 } else {
4325 wpa_printf(MSG_DEBUG,
4326 "nl80211: Frequency set succeeded for ht2040 coex");
4327 bss->bandwidth = params->freq->bandwidth;
4328 }
f5728d0a 4329 } else if (!beacon_set && params->freq) {
e87ef751
PX		 4330 /*
4331 * cfg80211 updates the driver on frequence change in AP
4332 * mode only at the point when beaconing is started, so
4333 * set the initial value here.
4334 */
4335 bss->bandwidth = params->freq->bandwidth;
4336 }
b4fd6fab 4337 }
052b8d38
MH		 4338
4339#ifdef CONFIG_MESH
4340 if (is_mesh_interface(drv->nlmode) && params->ht_opmode != -1) {
4341 os_memset(&mesh_params, 0, sizeof(mesh_params));
4342 mesh_params.flags |= WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE;
4343 mesh_params.ht_opmode = params->ht_opmode;
4344 ret = nl80211_set_mesh_config(priv, &mesh_params);
4345 if (ret < 0)
4346 return ret;
4347 }
4348#endif /* CONFIG_MESH */
4349
d2440ba0 4350 return ret;
a862e4a3 4351fail:
5883168a 4352 nlmsg_free(msg);
5b82cdbe 4353 return ret;
d2440ba0
JM		 4354}
4355
4356
1c4ffa87 4357static int nl80211_put_freq_params(struct nl_msg *msg,
72b2605f 4358 const struct hostapd_freq_params *freq)
1581b38b 4359{
df4f9599
SE		 4360 enum hostapd_hw_mode hw_mode;
4361 int is_24ghz;
4362 u8 channel;
4363
1fc4ab23 4364 wpa_printf(MSG_DEBUG, " * freq=%d", freq->freq);
a862e4a3
JM		 4365 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
4366 return -ENOBUFS;
4367
ad9a1bfe 4368 wpa_printf(MSG_DEBUG, " * he_enabled=%d", freq->he_enabled);
1fc4ab23
JM		 4369 wpa_printf(MSG_DEBUG, " * vht_enabled=%d", freq->vht_enabled);
4370 wpa_printf(MSG_DEBUG, " * ht_enabled=%d", freq->ht_enabled);
4371
df4f9599
SE		 4372 hw_mode = ieee80211_freq_to_chan(freq->freq, &channel);
4373 is_24ghz = hw_mode == HOSTAPD_MODE_IEEE80211G ||
4374 hw_mode == HOSTAPD_MODE_IEEE80211B;
4375
4376 if (freq->vht_enabled || (freq->he_enabled && !is_24ghz)) {
a862e4a3
JM		 4377 enum nl80211_chan_width cw;
4378
1fc4ab23 4379 wpa_printf(MSG_DEBUG, " * bandwidth=%d", freq->bandwidth);
89b800d7
JB		 4380 switch (freq->bandwidth) {
4381 case 20:
a862e4a3 4382 cw = NL80211_CHAN_WIDTH_20;
89b800d7
JB		 4383 break;
4384 case 40:
a862e4a3 4385 cw = NL80211_CHAN_WIDTH_40;
89b800d7
JB		 4386 break;
4387 case 80:
4388 if (freq->center_freq2)
a862e4a3 4389 cw = NL80211_CHAN_WIDTH_80P80;
89b800d7 4390 else
a862e4a3 4391 cw = NL80211_CHAN_WIDTH_80;
89b800d7
JB		 4392 break;
4393 case 160:
a862e4a3 4394 cw = NL80211_CHAN_WIDTH_160;
89b800d7
JB		 4395 break;
4396 default:
1c4ffa87 4397 return -EINVAL;
89b800d7 4398 }
a862e4a3 4399
1fc4ab23
JM		 4400 wpa_printf(MSG_DEBUG, " * channel_width=%d", cw);
4401 wpa_printf(MSG_DEBUG, " * center_freq1=%d",
4402 freq->center_freq1);
4403 wpa_printf(MSG_DEBUG, " * center_freq2=%d",
4404 freq->center_freq2);
a862e4a3
JM		 4405 if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) ||
4406 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1,
4407 freq->center_freq1) ||
4408 (freq->center_freq2 &&
4409 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2,
4410 freq->center_freq2)))
4411 return -ENOBUFS;
89b800d7 4412 } else if (freq->ht_enabled) {
a862e4a3
JM		 4413 enum nl80211_channel_type ct;
4414
1fc4ab23
JM		 4415 wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d",
4416 freq->sec_channel_offset);
89b800d7 4417 switch (freq->sec_channel_offset) {
f019981a 4418 case -1:
a862e4a3 4419 ct = NL80211_CHAN_HT40MINUS;
f019981a
JM		 4420 break;
4421 case 1:
a862e4a3 4422 ct = NL80211_CHAN_HT40PLUS;
f019981a
JM		 4423 break;
4424 default:
a862e4a3 4425 ct = NL80211_CHAN_HT20;
f019981a
JM		 4426 break;
4427 }
a862e4a3 4428
1fc4ab23 4429 wpa_printf(MSG_DEBUG, " * channel_type=%d", ct);
a862e4a3
JM		 4430 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct))
4431 return -ENOBUFS;
3388e7b9
MH		 4432 } else {
4433 wpa_printf(MSG_DEBUG, " * channel_type=%d",
4434 NL80211_CHAN_NO_HT);
4435 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
4436 NL80211_CHAN_NO_HT))
4437 return -ENOBUFS;
f019981a 4438 }
1c4ffa87 4439 return 0;
1c4ffa87
AO		 4440}
4441
4442
e87ef751
PX		 4443static int nl80211_set_channel(struct i802_bss *bss,
4444 struct hostapd_freq_params *freq, int set_chan)
1c4ffa87
AO		 4445{
4446 struct wpa_driver_nl80211_data *drv = bss->drv;
4447 struct nl_msg *msg;
4448 int ret;
4449
4450 wpa_printf(MSG_DEBUG,
ad9a1bfe
JC		 4451 "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, he_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
4452 freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
1c4ffa87 4453 freq->bandwidth, freq->center_freq1, freq->center_freq2);
1c4ffa87 4454
9725b784
JM		 4455 msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
4456 NL80211_CMD_SET_WIPHY);
4457 if (!msg || nl80211_put_freq_params(msg, freq) < 0) {
a862e4a3
JM		 4458 nlmsg_free(msg);
4459 return -1;
4460 }
1581b38b 4461
d2440ba0 4462 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
e4fb2167 4463 if (ret == 0) {
89b800d7 4464 bss->freq = freq->freq;
1581b38b 4465 return 0;
e4fb2167 4466 }
f019981a 4467 wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
89b800d7 4468 "%d (%s)", freq->freq, ret, strerror(-ret));
1581b38b
JM		 4469 return -1;
4470}
4471
0f4e8b4f 4472
95ab6063
AN		 4473static u32 sta_flags_nl80211(int flags)
4474{
4475 u32 f = 0;
4476
4477 if (flags & WPA_STA_AUTHORIZED)
4478 f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
4479 if (flags & WPA_STA_WMM)
4480 f |= BIT(NL80211_STA_FLAG_WME);
4481 if (flags & WPA_STA_SHORT_PREAMBLE)
4482 f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
4483 if (flags & WPA_STA_MFP)
4484 f |= BIT(NL80211_STA_FLAG_MFP);
45b722f1
AN		 4485 if (flags & WPA_STA_TDLS_PEER)
4486 f |= BIT(NL80211_STA_FLAG_TDLS_PEER);
7a228b5c
BC		 4487 if (flags & WPA_STA_AUTHENTICATED)
4488 f |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
dc55b6b6
AB		 4489 if (flags & WPA_STA_ASSOCIATED)
4490 f |= BIT(NL80211_STA_FLAG_ASSOCIATED);
95ab6063
AN		 4491
4492 return f;
4493}
4494
4495
7c7e7877
BC		 4496#ifdef CONFIG_MESH
4497static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
4498{
4499 switch (state) {
d02e5498 4500 case PLINK_IDLE:
7c7e7877 4501 return NL80211_PLINK_LISTEN;
d02e5498 4502 case PLINK_OPN_SNT:
7c7e7877 4503 return NL80211_PLINK_OPN_SNT;
d02e5498 4504 case PLINK_OPN_RCVD:
7c7e7877
BC		 4505 return NL80211_PLINK_OPN_RCVD;
4506 case PLINK_CNF_RCVD:
4507 return NL80211_PLINK_CNF_RCVD;
4508 case PLINK_ESTAB:
4509 return NL80211_PLINK_ESTAB;
4510 case PLINK_HOLDING:
4511 return NL80211_PLINK_HOLDING;
4512 case PLINK_BLOCKED:
4513 return NL80211_PLINK_BLOCKED;
4514 default:
4515 wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d",
4516 state);
4517 }
4518 return -1;
4519}
4520#endif /* CONFIG_MESH */
4521
4522
62847751 4523static int wpa_driver_nl80211_sta_add(void *priv,
0f4e8b4f
JM		 4524 struct hostapd_sta_add_params *params)
4525{
a2e40bb6
FF		 4526 struct i802_bss *bss = priv;
4527 struct wpa_driver_nl80211_data *drv = bss->drv;
8970bae8 4528 struct nl_msg *msg;
95ab6063 4529 struct nl80211_sta_flag_update upd;
0f4e8b4f
JM		 4530 int ret = -ENOBUFS;
4531
45b722f1
AN		 4532 if ((params->flags & WPA_STA_TDLS_PEER) &&
4533 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
4534 return -EOPNOTSUPP;
4535
e4dea253
JM		 4536 wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
4537 params->set ? "Set" : "Add", MAC2STR(params->addr));
13f83980
JM		 4538 msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION :
4539 NL80211_CMD_NEW_STATION);
4540 if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr))
a862e4a3 4541 goto fail;
5551bc9c 4542
dc55b6b6
AB		 4543 /*
4544 * Set the below properties only in one of the following cases:
4545 * 1. New station is added, already associated.
4546 * 2. Set WPA_STA_TDLS_PEER station.
4547 * 3. Set an already added unassociated station, if driver supports
4548 * full AP client state. (Set these properties after station became
4549 * associated will be rejected by the driver).
4550 */
4551 if (!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
4552 (params->set && FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
4553 (params->flags & WPA_STA_ASSOCIATED))) {
5551bc9c
BC		 4554 wpa_hexdump(MSG_DEBUG, " * supported rates",
4555 params->supp_rates, params->supp_rates_len);
a862e4a3
JM		 4556 wpa_printf(MSG_DEBUG, " * capability=0x%x",
4557 params->capability);
4558 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES,
4559 params->supp_rates_len, params->supp_rates) ||
4560 nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY,
4561 params->capability))
4562 goto fail;
e503861f
JM		 4563
4564 if (params->ht_capabilities) {
4565 wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
4566 (u8 *) params->ht_capabilities,
4567 sizeof(*params->ht_capabilities));
a862e4a3
JM		 4568 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
4569 sizeof(*params->ht_capabilities),
4570 params->ht_capabilities))
4571 goto fail;
e503861f
JM		 4572 }
4573
4574 if (params->vht_capabilities) {
4575 wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
4576 (u8 *) params->vht_capabilities,
4577 sizeof(*params->vht_capabilities));
a862e4a3
JM		 4578 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY,
4579 sizeof(*params->vht_capabilities),
4580 params->vht_capabilities))
4581 goto fail;
e503861f
JM		 4582 }
4583
59d9c3a1
JC		 4584 if (params->he_capab) {
4585 wpa_hexdump(MSG_DEBUG, " * he_capab",
4586 params->he_capab, params->he_capab_len);
4587 if (nla_put(msg, NL80211_ATTR_HE_CAPABILITY,
4588 params->he_capab_len, params->he_capab))
4589 goto fail;
4590 }
4591
e503861f
JM		 4592 if (params->ext_capab) {
4593 wpa_hexdump(MSG_DEBUG, " * ext_capab",
4594 params->ext_capab, params->ext_capab_len);
a862e4a3
JM		 4595 if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
4596 params->ext_capab_len, params->ext_capab))
4597 goto fail;
e503861f 4598 }
ae33239c
AB		 4599
4600 if (is_ap_interface(drv->nlmode) &&
4601 nla_put_u8(msg, NL80211_ATTR_STA_SUPPORT_P2P_PS,
4602 params->support_p2p_ps ?
4603 NL80211_P2P_PS_SUPPORTED :
4604 NL80211_P2P_PS_UNSUPPORTED))
4605 goto fail;
5551bc9c 4606 }
45b722f1 4607 if (!params->set) {
f11b72c3
JM		 4608 if (params->aid) {
4609 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
a862e4a3
JM		 4610 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid))
4611 goto fail;
f11b72c3
JM		 4612 } else {
4613 /*
4614 * cfg80211 validates that AID is non-zero, so we have
4615 * to make this a non-zero value for the TDLS case where
dc55b6b6
AB		 4616 * a dummy STA entry is used for now and for a station
4617 * that is still not associated.
f11b72c3 4618 */
dc55b6b6
AB		 4619 wpa_printf(MSG_DEBUG, " * aid=1 (%s workaround)",
4620 (params->flags & WPA_STA_TDLS_PEER) ?
4621 "TDLS" : "UNASSOC_STA");
a862e4a3
JM		 4622 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
4623 goto fail;
f11b72c3 4624 }
e4dea253
JM		 4625 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
4626 params->listen_interval);
a862e4a3
JM		 4627 if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
4628 params->listen_interval))
4629 goto fail;
e112764e
JM		 4630 } else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
4631 wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
a862e4a3
JM		 4632 if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
4633 goto fail;
dc55b6b6
AB		 4634 } else if (FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
4635 (params->flags & WPA_STA_ASSOCIATED)) {
4636 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
4637 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
4638 params->listen_interval);
4639 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid) ||
4640 nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
4641 params->listen_interval))
4642 goto fail;
45b722f1 4643 }
05a8d422 4644
8a458116
MK		 4645 if (params->vht_opmode_enabled) {
4646 wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
a862e4a3
JM		 4647 if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF,
4648 params->vht_opmode))
4649 goto fail;
8a458116
MK		 4650 }
4651
efc64886
SD		 4652 if (params->supp_channels) {
4653 wpa_hexdump(MSG_DEBUG, " * supported channels",
4654 params->supp_channels, params->supp_channels_len);
a862e4a3
JM		 4655 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
4656 params->supp_channels_len, params->supp_channels))
4657 goto fail;
efc64886
SD		 4658 }
4659
4660 if (params->supp_oper_classes) {
4661 wpa_hexdump(MSG_DEBUG, " * supported operating classes",
4662 params->supp_oper_classes,
4663 params->supp_oper_classes_len);
a862e4a3
JM		 4664 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
4665 params->supp_oper_classes_len,
4666 params->supp_oper_classes))
4667 goto fail;
efc64886
SD		 4668 }
4669
95ab6063 4670 os_memset(&upd, 0, sizeof(upd));
7e31703e
BC		 4671 upd.set = sta_flags_nl80211(params->flags);
4672 upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
dc55b6b6
AB		 4673
4674 /*
4675 * If the driver doesn't support full AP client state, ignore ASSOC/AUTH
4676 * flags, as nl80211 driver moves a new station, by default, into
4677 * associated state.
4678 *
4679 * On the other hand, if the driver supports that feature and the
4680 * station is added in unauthenticated state, set the
4681 * authenticated/associated bits in the mask to prevent moving this
4682 * station to associated state before it is actually associated.
4683 *
4684 * This is irrelevant for mesh mode where the station is added to the
4685 * driver as authenticated already, and ASSOCIATED isn't part of the
4686 * nl80211 API.
4687 */
4688 if (!is_mesh_interface(drv->nlmode)) {
4689 if (!FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) {
4690 wpa_printf(MSG_DEBUG,
4691 "nl80211: Ignore ASSOC/AUTH flags since driver doesn't support full AP client state");
4692 upd.mask &= ~(BIT(NL80211_STA_FLAG_ASSOCIATED) |
4693 BIT(NL80211_STA_FLAG_AUTHENTICATED));
4694 } else if (!params->set &&
4695 !(params->flags & WPA_STA_TDLS_PEER)) {
4696 if (!(params->flags & WPA_STA_AUTHENTICATED))
4697 upd.mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
4698 if (!(params->flags & WPA_STA_ASSOCIATED))
4699 upd.mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
4700 }
e347cafe
MH		 4701#ifdef CONFIG_MESH
4702 } else {
4703 if (params->plink_state == PLINK_ESTAB && params->peer_aid) {
4704 ret = nla_put_u16(msg, NL80211_ATTR_MESH_PEER_AID,
4705 params->peer_aid);
4706 if (ret)
4707 goto fail;
4708 }
4709#endif /* CONFIG_MESH */
dc55b6b6
AB		 4710 }
4711
e4dea253
JM		 4712 wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
4713 upd.set, upd.mask);
a862e4a3
JM		 4714 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
4715 goto fail;
95ab6063 4716
7c7e7877 4717#ifdef CONFIG_MESH
a862e4a3
JM		 4718 if (params->plink_state &&
4719 nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE,
4720 sta_plink_state_nl80211(params->plink_state)))
4721 goto fail;
7c7e7877
BC		 4722#endif /* CONFIG_MESH */
4723
968520da
SD		 4724 if ((!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
4725 FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) &&
4726 (params->flags & WPA_STA_WMM)) {
8970bae8
JB		 4727 struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME);
4728
e4dea253 4729 wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
a862e4a3
JM		 4730 if (!wme ||
4731 nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES,
4732 params->qosinfo & WMM_QOSINFO_STA_AC_MASK) ||
4733 nla_put_u8(msg, NL80211_STA_WME_MAX_SP,
4734 (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
4735 WMM_QOSINFO_STA_SP_MASK))
4736 goto fail;
8970bae8 4737 nla_nest_end(msg, wme);
774bfa62
EP		 4738 }
4739
0f4e8b4f 4740 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5883168a 4741 msg = NULL;
0f4e8b4f 4742 if (ret)
45b722f1
AN		 4743 wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION "
4744 "result: %d (%s)", params->set ? "SET" : "NEW", ret,
4745 strerror(-ret));
0f4e8b4f
JM		 4746 if (ret == -EEXIST)
4747 ret = 0;
a862e4a3 4748fail:
5883168a 4749 nlmsg_free(msg);
0f4e8b4f
JM		 4750 return ret;
4751}
4752
4753
97ed9a06
KP		 4754static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr)
4755{
4756#ifdef CONFIG_LIBNL3_ROUTE
4757 struct wpa_driver_nl80211_data *drv = bss->drv;
4758 struct rtnl_neigh *rn;
4759 struct nl_addr *nl_addr;
4760 int err;
4761
4762 rn = rtnl_neigh_alloc();
4763 if (!rn)
4764 return;
4765
4766 rtnl_neigh_set_family(rn, AF_BRIDGE);
4767 rtnl_neigh_set_ifindex(rn, bss->ifindex);
4768 nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN);
4769 if (!nl_addr) {
4770 rtnl_neigh_put(rn);
4771 return;
4772 }
4773 rtnl_neigh_set_lladdr(rn, nl_addr);
4774
4775 err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
4776 if (err < 0) {
4777 wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for "
4778 MACSTR " ifindex=%d failed: %s", MAC2STR(addr),
4779 bss->ifindex, nl_geterror(err));
4780 } else {
4781 wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for "
4782 MACSTR, MAC2STR(addr));
4783 }
4784
4785 nl_addr_put(nl_addr);
4786 rtnl_neigh_put(rn);
4787#endif /* CONFIG_LIBNL3_ROUTE */
4788}
4789
4790
59d7148a
JM		 4791static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr,
4792 int deauth, u16 reason_code)
0f4e8b4f 4793{
a2e40bb6 4794 struct wpa_driver_nl80211_data *drv = bss->drv;
0f4e8b4f
JM		 4795 struct nl_msg *msg;
4796 int ret;
4797
13f83980 4798 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) ||
a862e4a3
JM		 4799 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
4800 (deauth == 0 &&
4801 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
4802 WLAN_FC_STYPE_DISASSOC)) ||
4803 (deauth == 1 &&
4804 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
4805 WLAN_FC_STYPE_DEAUTH)) ||
4806 (reason_code &&
4807 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) {
4808 nlmsg_free(msg);
4809 return -ENOBUFS;
4810 }
0f4e8b4f
JM		 4811
4812 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
83e7bb0e
JM		 4813 wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
4814 " --> %d (%s)",
4815 bss->ifname, MAC2STR(addr), ret, strerror(-ret));
97ed9a06
KP		 4816
4817 if (drv->rtnl_sk)
4818 rtnl_neigh_delete_fdb_entry(bss, addr);
4819
0f4e8b4f
JM		 4820 if (ret == -ENOENT)
4821 return 0;
4822 return ret;
0f4e8b4f
JM		 4823}
4824
1581b38b 4825
f3407c66 4826void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx)
0915d02c
JM		 4827{
4828 struct nl_msg *msg;
de884303 4829 struct wpa_driver_nl80211_data *drv2;
0915d02c 4830
c6e8e8e4
JM		 4831 wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
4832
2135f224 4833 /* stop listening for EAPOL on this interface */
de884303
JM		 4834 dl_list_for_each(drv2, &drv->global->interfaces,
4835 struct wpa_driver_nl80211_data, list)
732b1d20
MB		 4836 {
4837 del_ifidx(drv2, ifidx, IFIDX_ANY);
4838 /* Remove all bridges learned for this iface */
4839 del_ifidx(drv2, IFIDX_ANY, ifidx);
4840 }
2135f224 4841
95376e1a 4842 msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
0915d02c
JM		 4843 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
4844 return;
e748062b 4845 wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
0915d02c
JM		 4846}
4847
4848
cc9a2575 4849const char * nl80211_iftype_str(enum nl80211_iftype mode)
a1922f93
JM		 4850{
4851 switch (mode) {
4852 case NL80211_IFTYPE_ADHOC:
4853 return "ADHOC";
4854 case NL80211_IFTYPE_STATION:
4855 return "STATION";
4856 case NL80211_IFTYPE_AP:
4857 return "AP";
1045ec36
JM		 4858 case NL80211_IFTYPE_AP_VLAN:
4859 return "AP_VLAN";
4860 case NL80211_IFTYPE_WDS:
4861 return "WDS";
a1922f93
JM		 4862 case NL80211_IFTYPE_MONITOR:
4863 return "MONITOR";
1045ec36
JM		 4864 case NL80211_IFTYPE_MESH_POINT:
4865 return "MESH_POINT";
a1922f93
JM		 4866 case NL80211_IFTYPE_P2P_CLIENT:
4867 return "P2P_CLIENT";
4868 case NL80211_IFTYPE_P2P_GO:
4869 return "P2P_GO";
7aad838c
NS		 4870 case NL80211_IFTYPE_P2P_DEVICE:
4871 return "P2P_DEVICE";
a1922f93
JM		 4872 default:
4873 return "unknown";
4874 }
4875}
4876
4877
a35187e7
KH		 4878static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
4879 const char *ifname,
4880 enum nl80211_iftype iftype,
d6dcfcda
DS		 4881 const u8 *addr, int wds,
4882 int (*handler)(struct nl_msg *, void *),
4883 void *arg)
0915d02c 4884{
8970bae8 4885 struct nl_msg *msg;
0915d02c
JM		 4886 int ifidx;
4887 int ret = -ENOBUFS;
4888
a1922f93
JM		 4889 wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
4890 iftype, nl80211_iftype_str(iftype));
4891
56f77852
JM		 4892 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE);
4893 if (!msg ||
a862e4a3
JM		 4894 nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) ||
4895 nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype))
4896 goto fail;
0915d02c
JM		 4897
4898 if (iftype == NL80211_IFTYPE_MONITOR) {
8970bae8 4899 struct nlattr *flags;
0915d02c 4900
8970bae8 4901 flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
a862e4a3
JM		 4902 if (!flags ||
4903 nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
4904 goto fail;
0915d02c 4905
8970bae8 4906 nla_nest_end(msg, flags);
fbbfcbac 4907 } else if (wds) {
a862e4a3
JM		 4908 if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds))
4909 goto fail;
0915d02c
JM		 4910 }
4911
52f5877a
IP		 4912 /*
4913 * Tell cfg80211 that the interface belongs to the socket that created
4914 * it, and the interface should be deleted when the socket is closed.
4915 */
a862e4a3
JM		 4916 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
4917 goto fail;
52f5877a 4918
d6dcfcda 4919 ret = send_and_recv_msgs(drv, msg, handler, arg);
5883168a 4920 msg = NULL;
0915d02c 4921 if (ret) {
a862e4a3 4922 fail:
5883168a 4923 nlmsg_free(msg);
a35187e7
KH		 4924 wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)",
4925 ifname, ret, strerror(-ret));
0915d02c
JM		 4926 return ret;
4927 }
4928
f632e483 4929 if (iftype == NL80211_IFTYPE_P2P_DEVICE)
6bae92e0 4930 return 0;
6bae92e0 4931
0915d02c 4932 ifidx = if_nametoindex(ifname);
c6e8e8e4
JM		 4933 wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
4934 ifname, ifidx);
0915d02c
JM		 4935
4936 if (ifidx <= 0)
4937 return -1;
4938
147848ec
JM		 4939 /*
4940 * Some virtual interfaces need to process EAPOL packets and events on
4941 * the parent interface. This is used mainly with hostapd.
4942 */
4943 if (drv->hostapd ||
4944 iftype == NL80211_IFTYPE_AP_VLAN ||
4945 iftype == NL80211_IFTYPE_WDS ||
4946 iftype == NL80211_IFTYPE_MONITOR) {
4947 /* start listening for EAPOL on this interface */
732b1d20 4948 add_ifidx(drv, ifidx, IFIDX_ANY);
147848ec 4949 }
2135f224 4950
7bfc47c3 4951 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
c81eff1a 4952 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
41d931ee
JM		 4953 nl80211_remove_iface(drv, ifidx);
4954 return -1;
2135f224 4955 }
2135f224 4956
0915d02c
JM		 4957 return ifidx;
4958}
22a7c9d7
JM		 4959
4960
f3407c66
JM		 4961int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
4962 const char *ifname, enum nl80211_iftype iftype,
4963 const u8 *addr, int wds,
4964 int (*handler)(struct nl_msg *, void *),
4965 void *arg, int use_existing)
a35187e7
KH		 4966{
4967 int ret;
4968
d6dcfcda
DS		 4969 ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
4970 arg);
a35187e7 4971
ffbf1eaa 4972 /* if error occurred and interface exists already */
a35187e7 4973 if (ret == -ENFILE && if_nametoindex(ifname)) {
2aec4f3c
JM		 4974 if (use_existing) {
4975 wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
4976 ifname);
6997f8ba
JM		 4977 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
4978 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
4979 addr) < 0 &&
4980 (linux_set_iface_flags(drv->global->ioctl_sock,
4981 ifname, 0) < 0 ||
4982 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
4983 addr) < 0 ||
4984 linux_set_iface_flags(drv->global->ioctl_sock,
4985 ifname, 1) < 0))
4986 return -1;
2aec4f3c
JM		 4987 return -ENFILE;
4988 }
a35187e7
KH		 4989 wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
4990
4991 /* Try to remove the interface that was already there. */
4992 nl80211_remove_iface(drv, if_nametoindex(ifname));
4993
4994 /* Try to create the interface again */
fbbfcbac 4995 ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
d6dcfcda 4996 wds, handler, arg);
a35187e7
KH		 4997 }
4998
3e208481
JM		 4999 if (ret >= 0 && is_p2p_net_interface(iftype)) {
5000 wpa_printf(MSG_DEBUG,
5001 "nl80211: Interface %s created for P2P - disable 11b rates",
5002 ifname);
4e5cb1a3 5003 nl80211_disable_11b_rates(drv, ret, 1);
3e208481 5004 }
4e5cb1a3 5005
a35187e7
KH		 5006 return ret;
5007}
0915d02c 5008
2135f224 5009
3fd1cefb
JB		 5010static int nl80211_setup_ap(struct i802_bss *bss)
5011{
5012 struct wpa_driver_nl80211_data *drv = bss->drv;
5013
748c0ac0
JM		 5014 wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
5015 bss->ifname, drv->device_ap_sme, drv->use_monitor);
36488c05 5016
a11241fa
JB		 5017 /*
5018 * Disable Probe Request reporting unless we need it in this way for
5019 * devices that include the AP SME, in the other case (unless using
5020 * monitor iface) we'll get it through the nl_mgmt socket instead.
5021 */
5022 if (!drv->device_ap_sme)
5023 wpa_driver_nl80211_probe_req_report(bss, 0);
5024
5025 if (!drv->device_ap_sme && !drv->use_monitor)
5026 if (nl80211_mgmt_subscribe_ap(bss))
5027 return -1;
5028
a6cc0602
JM		 5029 if (drv->device_ap_sme && !drv->use_monitor)
5030 if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
f4830bed
RM		 5031 wpa_printf(MSG_DEBUG,
5032 "nl80211: Failed to subscribe for mgmt frames from SME driver - trying to run without it");
a6cc0602 5033
a11241fa 5034 if (!drv->device_ap_sme && drv->use_monitor &&
ea19b39f
RM		 5035 nl80211_create_monitor_interface(drv) &&
5036 !drv->device_ap_sme)
3fd1cefb
JB		 5037 return -1;
5038
5039 if (drv->device_ap_sme &&
5040 wpa_driver_nl80211_probe_req_report(bss, 1) < 0) {
5041 wpa_printf(MSG_DEBUG, "nl80211: Failed to enable "
5042 "Probe Request frame reporting in AP mode");
5043 /* Try to survive without this */
5044 }
5045
5046 return 0;
5047}
5048
5049
5050static void nl80211_teardown_ap(struct i802_bss *bss)
5051{
5052 struct wpa_driver_nl80211_data *drv = bss->drv;
5053
748c0ac0
JM		 5054 wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
5055 bss->ifname, drv->device_ap_sme, drv->use_monitor);
a6cc0602 5056 if (drv->device_ap_sme) {
3fd1cefb 5057 wpa_driver_nl80211_probe_req_report(bss, 0);
a6cc0602
JM		 5058 if (!drv->use_monitor)
5059 nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)");
5060 } else if (drv->use_monitor)
3fd1cefb 5061 nl80211_remove_monitor_interface(drv);
a11241fa 5062 else
36488c05 5063 nl80211_mgmt_unsubscribe(bss, "AP teardown");
a11241fa 5064
a70cd0db 5065 nl80211_put_wiphy_data_ap(bss);
3fd1cefb
JB		 5066 bss->beacon_set = 0;
5067}
5068
5069
f10bfc9a
JM		 5070static int nl80211_send_eapol_data(struct i802_bss *bss,
5071 const u8 *addr, const u8 *data,
d12dab4c 5072 size_t data_len)
f10bfc9a 5073{
d12dab4c
JB		 5074 struct sockaddr_ll ll;
5075 int ret;
5076
5077 if (bss->drv->eapol_tx_sock < 0) {
5078 wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL");
f10bfc9a
JM		 5079 return -1;
5080 }
5081
d12dab4c
JB		 5082 os_memset(&ll, 0, sizeof(ll));
5083 ll.sll_family = AF_PACKET;
5084 ll.sll_ifindex = bss->ifindex;
5085 ll.sll_protocol = htons(ETH_P_PAE);
5086 ll.sll_halen = ETH_ALEN;
5087 os_memcpy(ll.sll_addr, addr, ETH_ALEN);
5088 ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0,
5089 (struct sockaddr *) &ll, sizeof(ll));
5090 if (ret < 0)
5091 wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s",
5092 strerror(errno));
5093
5094 return ret;
f10bfc9a 5095}
5fb1a232 5096
f10bfc9a 5097
db149ac9
JM		 5098static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
5099
5100static int wpa_driver_nl80211_hapd_send_eapol(
5101 void *priv, const u8 *addr, const u8 *data,
4378fc14 5102 size_t data_len, int encrypt, const u8 *own_addr, u32 flags)
db149ac9 5103{
a2e40bb6
FF		 5104 struct i802_bss *bss = priv;
5105 struct wpa_driver_nl80211_data *drv = bss->drv;
db149ac9
JM		 5106 struct ieee80211_hdr *hdr;
5107 size_t len;
5108 u8 *pos;
5109 int res;
4378fc14 5110 int qos = flags & WPA_STA_WMM;
db149ac9 5111
a11241fa 5112 if (drv->device_ap_sme || !drv->use_monitor)
d12dab4c 5113 return nl80211_send_eapol_data(bss, addr, data, data_len);
f10bfc9a 5114
db149ac9
JM		 5115 len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 +
5116 data_len;
5117 hdr = os_zalloc(len);
5118 if (hdr == NULL) {
7ac3616d
JM		 5119 wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
5120 (unsigned long) len);
db149ac9
JM		 5121 return -1;
5122 }
5123
5124 hdr->frame_control =
5125 IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA);
5126 hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
5127 if (encrypt)
5128 hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
db149ac9
JM		 5129 if (qos) {
5130 hdr->frame_control |=
5131 host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4);
5132 }
db149ac9
JM		 5133
5134 memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
5135 memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
5136 memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
5137 pos = (u8 *) (hdr + 1);
5138
db149ac9 5139 if (qos) {
92d521d8
FF		 5140 /* Set highest priority in QoS header */
5141 pos[0] = 7;
db149ac9
JM		 5142 pos[1] = 0;
5143 pos += 2;
5144 }
db149ac9
JM		 5145
5146 memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
5147 pos += sizeof(rfc1042_header);
5148 WPA_PUT_BE16(pos, ETH_P_PAE);
5149 pos += 2;
5150 memcpy(pos, data, data_len);
5151
55231068 5152 res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0,
2d3943ce 5153 0, 0, 0, 0, NULL, 0);
db149ac9
JM		 5154 if (res < 0) {
5155 wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - "
5156 "failed: %d (%s)",
5157 (unsigned long) len, errno, strerror(errno));
5158 }
7bf12757 5159 os_free(hdr);
db149ac9
JM		 5160
5161 return res;
5162}
5163
a8d6ffa4 5164
3234cba4 5165static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
f97e3ce4
JM		 5166 unsigned int total_flags,
5167 unsigned int flags_or,
5168 unsigned int flags_and)
a8d6ffa4 5169{
a2e40bb6 5170 struct i802_bss *bss = priv;
8970bae8
JB		 5171 struct nl_msg *msg;
5172 struct nlattr *flags;
7e76ee9c 5173 struct nl80211_sta_flag_update upd;
a8d6ffa4 5174
0cd9846c
JM		 5175 wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
5176 " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
5177 bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
5178 !!(total_flags & WPA_STA_AUTHORIZED));
5179
13f83980 5180 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
a862e4a3
JM		 5181 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
5182 goto fail;
a8d6ffa4 5183
7e76ee9c
JM		 5184 /*
5185 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
5186 * can be removed eventually.
5187 */
8970bae8 5188 flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
a862e4a3
JM		 5189 if (!flags ||
5190 ((total_flags & WPA_STA_AUTHORIZED) &&
5191 nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) ||
5192 ((total_flags & WPA_STA_WMM) &&
5193 nla_put_flag(msg, NL80211_STA_FLAG_WME)) ||
5194 ((total_flags & WPA_STA_SHORT_PREAMBLE) &&
5195 nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) ||
5196 ((total_flags & WPA_STA_MFP) &&
5197 nla_put_flag(msg, NL80211_STA_FLAG_MFP)) ||
5198 ((total_flags & WPA_STA_TDLS_PEER) &&
5199 nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER)))
5200 goto fail;
45b722f1 5201
8970bae8 5202 nla_nest_end(msg, flags);
a8d6ffa4 5203
7e76ee9c
JM		 5204 os_memset(&upd, 0, sizeof(upd));
5205 upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
5206 upd.set = sta_flags_nl80211(flags_or);
a862e4a3
JM		 5207 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
5208 goto fail;
7e76ee9c 5209
13f83980 5210 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
a862e4a3 5211fail:
5883168a 5212 nlmsg_free(msg);
a8d6ffa4
JM		 5213 return -ENOBUFS;
5214}
5215
0915d02c 5216
6720b948
THJ		 5217static int driver_nl80211_sta_set_airtime_weight(void *priv, const u8 *addr,
5218 unsigned int weight)
5219{
5220 struct i802_bss *bss = priv;
5221 struct nl_msg *msg;
5222
5223 wpa_printf(MSG_DEBUG,
5224 "nl80211: Set STA airtime weight - ifname=%s addr=" MACSTR
5225 " weight=%u", bss->ifname, MAC2STR(addr), weight);
5226
5227 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5228 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
5229 nla_put_u16(msg, NL80211_ATTR_AIRTIME_WEIGHT, weight))
5230 goto fail;
5231
5232 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
5233fail:
5234 nlmsg_free(msg);
5235 return -ENOBUFS;
5236}
5237
5238
1581b38b
JM		 5239static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
5240 struct wpa_driver_associate_params *params)
5241{
708bc8e0 5242 enum nl80211_iftype nlmode, old_mode;
b1f625e0
EP		 5243
5244 if (params->p2p) {
046b26a2
JM		 5245 wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
5246 "group (GO)");
b1f625e0
EP		 5247 nlmode = NL80211_IFTYPE_P2P_GO;
5248 } else
5249 nlmode = NL80211_IFTYPE_AP;
5250
708bc8e0 5251 old_mode = drv->nlmode;
834ee56f 5252 if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
708bc8e0
JM		 5253 nl80211_remove_monitor_interface(drv);
5254 return -1;
5255 }
5256
6e9023ea
JM		 5257 if (params->freq.freq &&
5258 nl80211_set_channel(drv->first_bss, &params->freq, 0)) {
708bc8e0 5259 if (old_mode != nlmode)
834ee56f 5260 wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
460456f8 5261 nl80211_remove_monitor_interface(drv);
1581b38b 5262 return -1;
0915d02c 5263 }
1581b38b 5264
1581b38b
JM		 5265 return 0;
5266}
1581b38b
JM		 5267
5268
666e508c
JM		 5269static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
5270 int reset_mode)
5cc4d64b
JM		 5271{
5272 struct nl_msg *msg;
9725b784 5273 int ret;
a862e4a3 5274
9725b784 5275 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
5cc4d64b 5276 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5cc4d64b
JM		 5277 if (ret) {
5278 wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
5279 "(%s)", ret, strerror(-ret));
9725b784
JM		 5280 } else {
5281 wpa_printf(MSG_DEBUG,
5282 "nl80211: Leave IBSS request sent successfully");
5cc4d64b
JM		 5283 }
5284
666e508c
JM		 5285 if (reset_mode &&
5286 wpa_driver_nl80211_set_mode(drv->first_bss,
5d4c78fb
JM		 5287 NL80211_IFTYPE_STATION)) {
5288 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
5289 "station mode");
5290 }
5291
5cc4d64b
JM		 5292 return ret;
5293}
5294
5295
95ff3069
JD		 5296static int nl80211_ht_vht_overrides(struct nl_msg *msg,
5297 struct wpa_driver_associate_params *params)
5298{
5299 if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT))
5300 return -1;
5301
5302 if (params->htcaps && params->htcaps_mask) {
5303 int sz = sizeof(struct ieee80211_ht_capabilities);
5304 wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
5305 wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
5306 params->htcaps_mask, sz);
5307 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz,
5308 params->htcaps) ||
5309 nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
5310 params->htcaps_mask))
5311 return -1;
5312 }
5313
5314#ifdef CONFIG_VHT_OVERRIDES
5315 if (params->disable_vht) {
5316 wpa_printf(MSG_DEBUG, " * VHT disabled");
5317 if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT))
5318 return -1;
5319 }
5320
5321 if (params->vhtcaps && params->vhtcaps_mask) {
5322 int sz = sizeof(struct ieee80211_vht_capabilities);
5323 wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
5324 wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
5325 params->vhtcaps_mask, sz);
5326 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz,
5327 params->vhtcaps) ||
5328 nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
5329 params->vhtcaps_mask))
5330 return -1;
5331 }
5332#endif /* CONFIG_VHT_OVERRIDES */
5333
5334 return 0;
5335}
5336
5337
5cc4d64b
JM		 5338static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
5339 struct wpa_driver_associate_params *params)
5340{
5341 struct nl_msg *msg;
5342 int ret = -1;
5343 int count = 0;
5344
5345 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
5346
4ec68377 5347 if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, &params->freq)) {
5cc4d64b
JM		 5348 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
5349 "IBSS mode");
5350 return -1;
5351 }
5352
5353retry:
9725b784 5354 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) ||
a862e4a3
JM		 5355 params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
5356 goto fail;
5cc4d64b 5357
21cd8f83
JM		 5358 wpa_printf(MSG_DEBUG, " * SSID=%s",
5359 wpa_ssid_txt(params->ssid, params->ssid_len));
a862e4a3
JM		 5360 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
5361 goto fail;
5cc4d64b
JM		 5362 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
5363 drv->ssid_len = params->ssid_len;
5364
85e1fad8
JM		 5365 if (nl80211_put_freq_params(msg, &params->freq) < 0 ||
5366 nl80211_put_beacon_int(msg, params->beacon_int))
a862e4a3 5367 goto fail;
5cc4d64b
JM		 5368
5369 ret = nl80211_set_conn_keys(params, msg);
5370 if (ret)
a862e4a3 5371 goto fail;
5cc4d64b 5372
913e3cf7
NC		 5373 if (params->bssid && params->fixed_bssid) {
5374 wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
5375 MAC2STR(params->bssid));
a862e4a3
JM		 5376 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
5377 goto fail;
913e3cf7
NC		 5378 }
5379
4d9e6fba
JD		 5380 if (params->fixed_freq) {
5381 wpa_printf(MSG_DEBUG, " * fixed_freq");
5382 if (nla_put_flag(msg, NL80211_ATTR_FREQ_FIXED))
5383 goto fail;
5384 }
5385
4848a38d
JM		 5386 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
5387 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
5388 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
5389 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
e640888c 5390 wpa_printf(MSG_DEBUG, " * control port");
a862e4a3
JM		 5391 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
5392 goto fail;
e640888c
AQ		 5393 }
5394
a95795ad
JM		 5395 if (params->wpa_ie) {
5396 wpa_hexdump(MSG_DEBUG,
5397 " * Extra IEs for Beacon/Probe Response frames",
5398 params->wpa_ie, params->wpa_ie_len);
a862e4a3
JM		 5399 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
5400 params->wpa_ie))
5401 goto fail;
a95795ad
JM		 5402 }
5403
e15dcf6d
PK		 5404 ret = nl80211_ht_vht_overrides(msg, params);
5405 if (ret < 0)
5406 goto fail;
95ff3069 5407
5cc4d64b
JM		 5408 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5409 msg = NULL;
5410 if (ret) {
5411 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
5412 ret, strerror(-ret));
5413 count++;
5414 if (ret == -EALREADY && count == 1) {
5415 wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
5416 "forced leave");
666e508c 5417 nl80211_leave_ibss(drv, 0);
5cc4d64b
JM		 5418 nlmsg_free(msg);
5419 goto retry;
5420 }
a862e4a3
JM		 5421 } else {
5422 wpa_printf(MSG_DEBUG,
5423 "nl80211: Join IBSS request sent successfully");
5cc4d64b 5424 }
5cc4d64b 5425
a862e4a3 5426fail:
5cc4d64b
JM		 5427 nlmsg_free(msg);
5428 return ret;
5429}
5430
5431
ad295f3b
VK		 5432static int nl80211_put_fils_connect_params(struct wpa_driver_nl80211_data *drv,
5433 struct wpa_driver_associate_params *params,
5434 struct nl_msg *msg)
5435{
5436 if (params->fils_erp_username_len) {
5437 wpa_hexdump_ascii(MSG_DEBUG, " * FILS ERP EMSKname/username",
5438 params->fils_erp_username,
5439 params->fils_erp_username_len);
5440 if (nla_put(msg, NL80211_ATTR_FILS_ERP_USERNAME,
5441 params->fils_erp_username_len,
5442 params->fils_erp_username))
5443 return -1;
5444 }
5445
5446 if (params->fils_erp_realm_len) {
5447 wpa_hexdump_ascii(MSG_DEBUG, " * FILS ERP Realm",
5448 params->fils_erp_realm,
5449 params->fils_erp_realm_len);
5450 if (nla_put(msg, NL80211_ATTR_FILS_ERP_REALM,
5451 params->fils_erp_realm_len, params->fils_erp_realm))
5452 return -1;
5453 }
5454
5455 wpa_printf(MSG_DEBUG, " * FILS ERP next seq %u",
5456 params->fils_erp_next_seq_num);
5457 if (nla_put_u16(msg, NL80211_ATTR_FILS_ERP_NEXT_SEQ_NUM,
5458 params->fils_erp_next_seq_num))
5459 return -1;
5460
5461 if (params->fils_erp_rrk_len) {
5462 wpa_printf(MSG_DEBUG, " * FILS ERP rRK (len=%lu)",
5463 (unsigned long) params->fils_erp_rrk_len);
5464 if (nla_put(msg, NL80211_ATTR_FILS_ERP_RRK,
5465 params->fils_erp_rrk_len, params->fils_erp_rrk))
5466 return -1;
5467 }
5468
5469 return 0;
5470}
5471
5472
a0bdd191
JM		 5473static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
5474 struct wpa_driver_associate_params *params,
5475 struct nl_msg *msg)
cfaab580 5476{
c85dfc6f
JM		 5477 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
5478 return -1;
5479
cfaab580
ZY		 5480 if (params->bssid) {
5481 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
5482 MAC2STR(params->bssid));
a862e4a3
JM		 5483 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
5484 return -1;
cfaab580 5485 }
a0bdd191 5486
7ac7fd43
DS		 5487 if (params->bssid_hint) {
5488 wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
5489 MAC2STR(params->bssid_hint));
a862e4a3
JM		 5490 if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
5491 params->bssid_hint))
5492 return -1;
7ac7fd43
DS		 5493 }
5494
4ec68377
JD		 5495 if (params->freq.freq) {
5496 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
a862e4a3
JM		 5497 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
5498 params->freq.freq))
5499 return -1;
4ec68377 5500 drv->assoc_freq = params->freq.freq;
30158a0d
SD		 5501 } else
5502 drv->assoc_freq = 0;
a0bdd191 5503
7ac7fd43
DS		 5504 if (params->freq_hint) {
5505 wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
a862e4a3
JM		 5506 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
5507 params->freq_hint))
5508 return -1;
7ac7fd43
DS		 5509 }
5510
1f6c0ab8
BS		 5511 if (params->bg_scan_period >= 0) {
5512 wpa_printf(MSG_DEBUG, " * bg scan period=%d",
5513 params->bg_scan_period);
a862e4a3
JM		 5514 if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
5515 params->bg_scan_period))
5516 return -1;
1f6c0ab8 5517 }
a0bdd191 5518
cfaab580 5519 if (params->ssid) {
21cd8f83
JM		 5520 wpa_printf(MSG_DEBUG, " * SSID=%s",
5521 wpa_ssid_txt(params->ssid, params->ssid_len));
a862e4a3
JM		 5522 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
5523 params->ssid))
5524 return -1;
cfaab580 5525 if (params->ssid_len > sizeof(drv->ssid))
a862e4a3 5526 return -1;
cfaab580
ZY		 5527 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
5528 drv->ssid_len = params->ssid_len;
5529 }
a0bdd191 5530
cfaab580 5531 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
a862e4a3
JM		 5532 if (params->wpa_ie &&
5533 nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
5534 return -1;
cfaab580 5535
64fa840a
JM		 5536 if (params->wpa_proto) {
5537 enum nl80211_wpa_versions ver = 0;
cfaab580 5538
64fa840a
JM		 5539 if (params->wpa_proto & WPA_PROTO_WPA)
5540 ver |= NL80211_WPA_VERSION_1;
5541 if (params->wpa_proto & WPA_PROTO_RSN)
5542 ver |= NL80211_WPA_VERSION_2;
cfaab580 5543
64fa840a 5544 wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
a862e4a3
JM		 5545 if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
5546 return -1;
cfaab580
ZY		 5547 }
5548
4848a38d 5549 if (params->pairwise_suite != WPA_CIPHER_NONE) {
a0bdd191
JM		 5550 u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
5551 wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
a862e4a3
JM		 5552 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
5553 cipher))
5554 return -1;
cfaab580
ZY		 5555 }
5556
ae6f9272
JM		 5557 if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
5558 !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
5559 /*
5560 * This is likely to work even though many drivers do not
5561 * advertise support for operations without GTK.
5562 */
5563 wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
5564 } else if (params->group_suite != WPA_CIPHER_NONE) {
a0bdd191
JM		 5565 u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
5566 wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
a862e4a3
JM		 5567 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher))
5568 return -1;
cfaab580
ZY		 5569 }
5570
4848a38d
JM		 5571 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
5572 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
5573 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
5574 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
163f801e 5575 params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
8802326f
JJ		 5576 params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
5577 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
666497c8 5578 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
005585d6
AB		 5579 params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
5580 params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE ||
5e3b5197 5581 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B ||
ad295f3b 5582 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192 ||
005585d6 5583 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X_SHA384 ||
ad295f3b
VK		 5584 params->key_mgmt_suite == WPA_KEY_MGMT_FILS_SHA256 ||
5585 params->key_mgmt_suite == WPA_KEY_MGMT_FILS_SHA384 ||
5586 params->key_mgmt_suite == WPA_KEY_MGMT_FT_FILS_SHA256 ||
e005725a
SD		 5587 params->key_mgmt_suite == WPA_KEY_MGMT_FT_FILS_SHA384 ||
5588 params->key_mgmt_suite == WPA_KEY_MGMT_OWE ||
5589 params->key_mgmt_suite == WPA_KEY_MGMT_DPP) {
3aa24db9 5590 int mgmt = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
cfaab580
ZY		 5591
5592 switch (params->key_mgmt_suite) {
4848a38d 5593 case WPA_KEY_MGMT_CCKM:
3aa24db9 5594 mgmt = RSN_AUTH_KEY_MGMT_CCKM;
369c8d7b 5595 break;
4848a38d 5596 case WPA_KEY_MGMT_IEEE8021X:
3aa24db9 5597 mgmt = RSN_AUTH_KEY_MGMT_UNSPEC_802_1X;
cfaab580 5598 break;
4848a38d 5599 case WPA_KEY_MGMT_FT_IEEE8021X:
3aa24db9 5600 mgmt = RSN_AUTH_KEY_MGMT_FT_802_1X;
6a1ce395 5601 break;
4848a38d 5602 case WPA_KEY_MGMT_FT_PSK:
3aa24db9 5603 mgmt = RSN_AUTH_KEY_MGMT_FT_PSK;
6a1ce395 5604 break;
8802326f 5605 case WPA_KEY_MGMT_IEEE8021X_SHA256:
3aa24db9 5606 mgmt = RSN_AUTH_KEY_MGMT_802_1X_SHA256;
8802326f
JJ		 5607 break;
5608 case WPA_KEY_MGMT_PSK_SHA256:
3aa24db9 5609 mgmt = RSN_AUTH_KEY_MGMT_PSK_SHA256;
8802326f 5610 break;
163f801e 5611 case WPA_KEY_MGMT_OSEN:
3aa24db9 5612 mgmt = RSN_AUTH_KEY_MGMT_OSEN;
163f801e 5613 break;
005585d6
AB		 5614 case WPA_KEY_MGMT_SAE:
5615 mgmt = RSN_AUTH_KEY_MGMT_SAE;
5616 break;
5617 case WPA_KEY_MGMT_FT_SAE:
5618 mgmt = RSN_AUTH_KEY_MGMT_FT_SAE;
5619 break;
666497c8 5620 case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
3aa24db9 5621 mgmt = RSN_AUTH_KEY_MGMT_802_1X_SUITE_B;
666497c8 5622 break;
5e3b5197 5623 case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192:
3aa24db9 5624 mgmt = RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192;
5e3b5197 5625 break;
005585d6
AB		 5626 case WPA_KEY_MGMT_FT_IEEE8021X_SHA384:
5627 mgmt = RSN_AUTH_KEY_MGMT_FT_802_1X_SHA384;
5628 break;
ad295f3b
VK		 5629 case WPA_KEY_MGMT_FILS_SHA256:
5630 mgmt = RSN_AUTH_KEY_MGMT_FILS_SHA256;
5631 break;
5632 case WPA_KEY_MGMT_FILS_SHA384:
5633 mgmt = RSN_AUTH_KEY_MGMT_FILS_SHA384;
5634 break;
5635 case WPA_KEY_MGMT_FT_FILS_SHA256:
5636 mgmt = RSN_AUTH_KEY_MGMT_FT_FILS_SHA256;
5637 break;
5638 case WPA_KEY_MGMT_FT_FILS_SHA384:
5639 mgmt = RSN_AUTH_KEY_MGMT_FT_FILS_SHA384;
5640 break;
e005725a
SD		 5641 case WPA_KEY_MGMT_OWE:
5642 mgmt = RSN_AUTH_KEY_MGMT_OWE;
5643 break;
5644 case WPA_KEY_MGMT_DPP:
5645 mgmt = RSN_AUTH_KEY_MGMT_DPP;
5646 break;
4848a38d 5647 case WPA_KEY_MGMT_PSK:
cfaab580 5648 default:
3aa24db9 5649 mgmt = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
cfaab580
ZY		 5650 break;
5651 }
163f801e 5652 wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
a862e4a3
JM		 5653 if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
5654 return -1;
cfaab580
ZY		 5655 }
5656
cb28bd52 5657 if (params->req_handshake_offload &&
d896874f
AS		 5658 (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X)) {
5659 wpa_printf(MSG_DEBUG, " * WANT_1X_4WAY_HS");
5660 if (nla_put_flag(msg, NL80211_ATTR_WANT_1X_4WAY_HS))
5661 return -1;
5662 }
5663
730c5a1d
EP		 5664 /* Add PSK in case of 4-way handshake offload */
5665 if (params->psk &&
436ee2fd 5666 (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK)) {
730c5a1d
EP		 5667 wpa_hexdump_key(MSG_DEBUG, " * PSK", params->psk, 32);
5668 if (nla_put(msg, NL80211_ATTR_PMK, 32, params->psk))
5669 return -1;
5670 }
5671
a862e4a3
JM		 5672 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
5673 return -1;
a0bdd191 5674
e3429c0b
JB		 5675 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
5676 (params->pairwise_suite == WPA_CIPHER_NONE ||
5677 params->pairwise_suite == WPA_CIPHER_WEP104 ||
5678 params->pairwise_suite == WPA_CIPHER_WEP40) &&
5679 (nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
5680 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
5681 return -1;
5682
58162adf
AK		 5683 if (params->rrm_used) {
5684 u32 drv_rrm_flags = drv->capa.rrm_flags;
b5d172e5
BL		 5685 if ((!((drv_rrm_flags &
5686 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) &&
5687 (drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) &&
5688 !(drv_rrm_flags & WPA_DRIVER_FLAGS_SUPPORT_RRM)) ||
a862e4a3
JM		 5689 nla_put_flag(msg, NL80211_ATTR_USE_RRM))
5690 return -1;
58162adf
AK		 5691 }
5692
95ff3069 5693 if (nl80211_ht_vht_overrides(msg, params) < 0)
a862e4a3 5694 return -1;
80e8a5ee 5695
a0bdd191
JM		 5696 if (params->p2p)
5697 wpa_printf(MSG_DEBUG, " * P2P group");
5698
86b5c400
LD		 5699 if (params->pbss) {
5700 wpa_printf(MSG_DEBUG, " * PBSS");
5701 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
5702 return -1;
5703 }
5704
1126c078 5705 drv->connect_reassoc = 0;
00c3c4ac
JM		 5706 if (params->prev_bssid) {
5707 wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
5708 MAC2STR(params->prev_bssid));
5709 if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
5710 params->prev_bssid))
5711 return -1;
1126c078 5712 drv->connect_reassoc = 1;
00c3c4ac
JM		 5713 }
5714
ad295f3b
VK		 5715 if ((params->auth_alg & WPA_AUTH_ALG_FILS) &&
5716 nl80211_put_fils_connect_params(drv, params, msg) != 0)
5717 return -1;
5718
ba71cb82
SD		 5719 if ((params->auth_alg & WPA_AUTH_ALG_SAE) &&
5720 (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) &&
5721 nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT))
5722 return -1;
5723
a0bdd191 5724 return 0;
a0bdd191
JM		 5725}
5726
5727
5728static int wpa_driver_nl80211_try_connect(
5729 struct wpa_driver_nl80211_data *drv,
40a68f33
SD		 5730 struct wpa_driver_associate_params *params,
5731 struct nl_handle *nl_connect)
a0bdd191
JM		 5732{
5733 struct nl_msg *msg;
5734 enum nl80211_auth_type type;
5735 int ret;
5736 int algs;
5737
b658547d 5738#ifdef CONFIG_DRIVER_NL80211_QCA
b41f2684
CL		 5739 if (params->req_key_mgmt_offload && params->psk &&
5740 (params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
5741 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
5742 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) {
5743 wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK");
5744 ret = issue_key_mgmt_set_key(drv, params->psk, 32);
5745 if (ret)
5746 return ret;
5747 }
b658547d 5748#endif /* CONFIG_DRIVER_NL80211_QCA */
b41f2684 5749
9725b784
JM		 5750 wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
5751 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
a0bdd191
JM		 5752 if (!msg)
5753 return -1;
5754
a0bdd191
JM		 5755 ret = nl80211_connect_common(drv, params, msg);
5756 if (ret)
a862e4a3 5757 goto fail;
a0bdd191 5758
299d21e8
EG		 5759 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
5760 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
5761 goto fail;
5762
5763 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_OPTIONAL &&
5764 (drv->capa.flags & WPA_DRIVER_FLAGS_MFP_OPTIONAL) &&
5765 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_OPTIONAL))
5766 goto fail;
5767
a0bdd191
JM		 5768 algs = 0;
5769 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
5770 algs++;
5771 if (params->auth_alg & WPA_AUTH_ALG_SHARED)
5772 algs++;
5773 if (params->auth_alg & WPA_AUTH_ALG_LEAP)
5774 algs++;
64a0a75b
JM		 5775 if (params->auth_alg & WPA_AUTH_ALG_FILS)
5776 algs++;
86c998d3
AM		 5777 if (params->auth_alg & WPA_AUTH_ALG_FT)
5778 algs++;
a0bdd191
JM		 5779 if (algs > 1) {
5780 wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
5781 "selection");
5782 goto skip_auth_type;
5783 }
5784
3c67e977 5785 type = get_nl_auth_type(params->auth_alg);
a0bdd191 5786 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
3c67e977
VK		 5787 if (type == NL80211_AUTHTYPE_MAX ||
5788 nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
a862e4a3 5789 goto fail;
a0bdd191
JM		 5790
5791skip_auth_type:
cfaab580
ZY		 5792 ret = nl80211_set_conn_keys(params, msg);
5793 if (ret)
a862e4a3 5794 goto fail;
cfaab580 5795
40a68f33 5796 if (nl_connect)
0fa33e05
JM		 5797 ret = send_and_recv(drv->global, nl_connect, msg,
5798 NULL, (void *) -1);
40a68f33 5799 else
0fa33e05 5800 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
40a68f33 5801
cfaab580
ZY		 5802 msg = NULL;
5803 if (ret) {
5804 wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
5805 "(%s)", ret, strerror(-ret));
a862e4a3
JM		 5806 } else {
5807 wpa_printf(MSG_DEBUG,
5808 "nl80211: Connect request send successfully");
cfaab580 5809 }
cfaab580 5810
a862e4a3 5811fail:
0fa33e05 5812 nl80211_nlmsg_clear(msg);
cfaab580
ZY		 5813 nlmsg_free(msg);
5814 return ret;
5815
5816}
5817
5818
a8c5b43a
CW		 5819static int wpa_driver_nl80211_connect(
5820 struct wpa_driver_nl80211_data *drv,
40a68f33
SD		 5821 struct wpa_driver_associate_params *params,
5822 struct nl_handle *nl_connect)
a8c5b43a 5823{
0d4e3d1d
JJ		 5824 int ret;
5825
5826 /* Store the connection attempted bssid for future use */
5827 if (params->bssid)
5828 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
5829 else
5830 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
5831
40a68f33 5832 ret = wpa_driver_nl80211_try_connect(drv, params, nl_connect);
a8c5b43a
CW		 5833 if (ret == -EALREADY) {
5834 /*
5835 * cfg80211 does not currently accept new connections if
5836 * we are already connected. As a workaround, force
5837 * disconnection and try again.
5838 */
5839 wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
5840 "disconnecting before reassociation "
5841 "attempt");
5842 if (wpa_driver_nl80211_disconnect(
10d32e2c 5843 drv, WLAN_REASON_PREV_AUTH_NOT_VALID, nl_connect))
a8c5b43a 5844 return -1;
40a68f33 5845 ret = wpa_driver_nl80211_try_connect(drv, params, nl_connect);
a8c5b43a
CW		 5846 }
5847 return ret;
5848}
5849
5850
c2a04078
JM		 5851static int wpa_driver_nl80211_associate(
5852 void *priv, struct wpa_driver_associate_params *params)
5853{
a2e40bb6
FF		 5854 struct i802_bss *bss = priv;
5855 struct wpa_driver_nl80211_data *drv = bss->drv;
a862e4a3 5856 int ret = -1;
c2a04078
JM		 5857 struct nl_msg *msg;
5858
4bd71954
JM		 5859 nl80211_unmask_11b_rates(bss);
5860
5cc4d64b 5861 if (params->mode == IEEE80211_MODE_AP)
1581b38b 5862 return wpa_driver_nl80211_ap(drv, params);
1581b38b 5863
5cc4d64b
JM		 5864 if (params->mode == IEEE80211_MODE_IBSS)
5865 return wpa_driver_nl80211_ibss(drv, params);
5866
4a867032 5867 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
b1f625e0
EP		 5868 enum nl80211_iftype nlmode = params->p2p ?
5869 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
40a68f33 5870 struct nl_handle *nl_connect = NULL;
b1f625e0
EP		 5871
5872 if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
4a867032 5873 return -1;
10d32e2c 5874 if (params->auth_alg & WPA_AUTH_ALG_SAE) {
40a68f33 5875 nl_connect = bss->nl_connect;
10d32e2c
CI		 5876 bss->use_nl_connect = 1;
5877 } else {
5878 bss->use_nl_connect = 0;
5879 }
5880
40a68f33 5881 return wpa_driver_nl80211_connect(drv, params, nl_connect);
4a867032 5882 }
cfaab580 5883
add9b7a4 5884 nl80211_mark_disconnected(drv);
c2a04078 5885
c2a04078
JM		 5886 wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
5887 drv->ifindex);
9725b784
JM		 5888 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
5889 if (!msg)
5890 return -1;
c2a04078 5891
a0bdd191
JM		 5892 ret = nl80211_connect_common(drv, params, msg);
5893 if (ret)
a862e4a3 5894 goto fail;
01652550 5895
299d21e8
EG		 5896 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
5897 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
5898 goto fail;
5899
40a45727
JM		 5900 if (params->fils_kek) {
5901 wpa_printf(MSG_DEBUG, " * FILS KEK (len=%u)",
5902 (unsigned int) params->fils_kek_len);
5903 if (nla_put(msg, NL80211_ATTR_FILS_KEK, params->fils_kek_len,
5904 params->fils_kek))
5905 goto fail;
5906 }
5907 if (params->fils_nonces) {
5908 wpa_hexdump(MSG_DEBUG, " * FILS nonces (for AAD)",
5909 params->fils_nonces,
5910 params->fils_nonces_len);
5911 if (nla_put(msg, NL80211_ATTR_FILS_NONCES,
5912 params->fils_nonces_len, params->fils_nonces))
5913 goto fail;
5914 }
5915
c2a04078
JM		 5916 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5917 msg = NULL;
5918 if (ret) {
3b7ea880
BG		 5919 wpa_dbg(drv->ctx, MSG_DEBUG,
5920 "nl80211: MLME command failed (assoc): ret=%d (%s)",
5921 ret, strerror(-ret));
8856462d 5922 nl80211_dump_scan(drv);
a862e4a3
JM		 5923 } else {
5924 wpa_printf(MSG_DEBUG,
5925 "nl80211: Association request send successfully");
c2a04078 5926 }
c2a04078 5927
a862e4a3 5928fail:
c2a04078
JM		 5929 nlmsg_free(msg);
5930 return ret;
5931}
3f5285e8
JM		 5932
5933
ad1e68e6 5934static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
a1922f93 5935 int ifindex, enum nl80211_iftype mode)
3f5285e8 5936{
3f5285e8 5937 struct nl_msg *msg;
ad1e68e6
JM		 5938 int ret = -ENOBUFS;
5939
a1922f93
JM		 5940 wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
5941 ifindex, mode, nl80211_iftype_str(mode));
5942
56f77852
JM		 5943 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
5944 if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
a862e4a3 5945 goto fail;
ad1e68e6
JM		 5946
5947 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5883168a 5948 msg = NULL;
ad1e68e6
JM		 5949 if (!ret)
5950 return 0;
a862e4a3 5951fail:
5883168a 5952 nlmsg_free(msg);
ad1e68e6
JM		 5953 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
5954 " %d (%s)", ifindex, mode, ret, strerror(-ret));
5955 return ret;
5956}
5957
5958
3c5d34e3
CW		 5959static int wpa_driver_nl80211_set_mode_impl(
5960 struct i802_bss *bss,
5961 enum nl80211_iftype nlmode,
5962 struct hostapd_freq_params *desired_freq_params)
ad1e68e6 5963{
a2e40bb6 5964 struct wpa_driver_nl80211_data *drv = bss->drv;
ad1e68e6 5965 int ret = -1;
26af9dca 5966 int i;
86957e62 5967 int was_ap = is_ap_interface(drv->nlmode);
671a5039 5968 int res;
ebffdbc4 5969 int mode_switch_res;
1581b38b 5970
a5a187b0
JM		 5971 if (TEST_FAIL())
5972 return -1;
5973
ebffdbc4
CW		 5974 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
5975 if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
5976 mode_switch_res = 0;
8e12685c 5977
ebffdbc4 5978 if (mode_switch_res == 0) {
ad1e68e6 5979 drv->nlmode = nlmode;
460456f8
JM		 5980 ret = 0;
5981 goto done;
ad1e68e6 5982 }
3f5285e8 5983
ebffdbc4 5984 if (mode_switch_res == -ENODEV)
671a5039
JM		 5985 return -1;
5986
460456f8 5987 if (nlmode == drv->nlmode) {
c6e8e8e4
JM		 5988 wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
5989 "requested mode - ignore error");
460456f8
JM		 5990 ret = 0;
5991 goto done; /* Already in the requested mode */
5992 }
3f5285e8 5993
3f5285e8
JM		 5994 /* mac80211 doesn't allow mode changes while the device is up, so
5995 * take the device down, try to set the mode again, and bring the
5996 * device back up.
5997 */
26af9dca
JM		 5998 wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
5999 "interface down");
6000 for (i = 0; i < 10; i++) {
91724d6f 6001 res = i802_set_iface_flags(bss, 0);
6e8183d7
JM		 6002 if (res == -EACCES || res == -ENODEV)
6003 break;
ebffdbc4 6004 if (res != 0) {
26af9dca
JM		 6005 wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
6006 "interface down");
ebffdbc4
CW		 6007 os_sleep(0, 100000);
6008 continue;
6009 }
3c5d34e3
CW		 6010
6011 /*
6012 * Setting the mode will fail for some drivers if the phy is
6013 * on a frequency that the mode is disallowed in.
6014 */
6015 if (desired_freq_params) {
bdf5ccb2 6016 res = nl80211_set_channel(bss, desired_freq_params, 0);
3c5d34e3
CW		 6017 if (res) {
6018 wpa_printf(MSG_DEBUG,
6019 "nl80211: Failed to set frequency on interface");
6020 }
6021 }
6022
ebffdbc4
CW		 6023 /* Try to set the mode again while the interface is down */
6024 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
6025 if (mode_switch_res == -EBUSY) {
6026 wpa_printf(MSG_DEBUG,
6027 "nl80211: Delaying mode set while interface going down");
6028 os_sleep(0, 100000);
6029 continue;
6030 }
6031 ret = mode_switch_res;
6032 break;
3f5285e8
JM		 6033 }
6034
c6e8e8e4
JM		 6035 if (!ret) {
6036 wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
6037 "interface is down");
ad1e68e6 6038 drv->nlmode = nlmode;
7d9c3698 6039 drv->ignore_if_down_event = 1;
c6e8e8e4 6040 }
ad1e68e6 6041
ebffdbc4
CW		 6042 /* Bring the interface back up */
6043 res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
6044 if (res != 0) {
6045 wpa_printf(MSG_DEBUG,
6046 "nl80211: Failed to set interface up after switching mode");
6047 ret = -1;
6048 }
6049
460456f8 6050done:
3fd1cefb
JB		 6051 if (ret) {
6052 wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
6053 "from %d failed", nlmode, drv->nlmode);
6054 return ret;
6055 }
6056
3e208481
JM		 6057 if (is_p2p_net_interface(nlmode)) {
6058 wpa_printf(MSG_DEBUG,
6059 "nl80211: Interface %s mode change to P2P - disable 11b rates",
6060 bss->ifname);
edb9bfba 6061 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
3e208481
JM		 6062 } else if (drv->disabled_11b_rates) {
6063 wpa_printf(MSG_DEBUG,
6064 "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
6065 bss->ifname);
1d0c6fb1 6066 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
3e208481 6067 }
edb9bfba 6068
3fd1cefb 6069 if (is_ap_interface(nlmode)) {
36488c05 6070 nl80211_mgmt_unsubscribe(bss, "start AP");
460456f8 6071 /* Setup additional AP mode functionality if needed */
3fd1cefb 6072 if (nl80211_setup_ap(bss))
460456f8 6073 return -1;
3fd1cefb 6074 } else if (was_ap) {
460456f8 6075 /* Remove additional AP mode functionality */
3fd1cefb 6076 nl80211_teardown_ap(bss);
a11241fa 6077 } else {
36488c05 6078 nl80211_mgmt_unsubscribe(bss, "mode change");
460456f8 6079 }
460456f8 6080
afb0550a
BC		 6081 if (is_mesh_interface(nlmode) &&
6082 nl80211_mgmt_subscribe_mesh(bss))
6083 return -1;
6084
873d0fcf 6085 if (!bss->in_deinit && !is_ap_interface(nlmode) &&
afb0550a 6086 !is_mesh_interface(nlmode) &&
a11241fa
JB		 6087 nl80211_mgmt_subscribe_non_ap(bss) < 0)
6088 wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
6089 "frame processing - ignore for now");
08359050 6090
3fd1cefb 6091 return 0;
3f5285e8
JM		 6092}
6093
6094
f3407c66
JM		 6095int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
6096 enum nl80211_iftype nlmode)
3c5d34e3
CW		 6097{
6098 return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
6099}
6100
6101
4ec68377
JD		 6102static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
6103 struct hostapd_freq_params *freq)
3c5d34e3 6104{
3c5d34e3 6105 return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
4ec68377 6106 freq);
3c5d34e3 6107}
65d645ce
AS		 6108
6109
3f5285e8
JM		 6110static int wpa_driver_nl80211_get_capa(void *priv,
6111 struct wpa_driver_capa *capa)
6112{
a2e40bb6
FF		 6113 struct i802_bss *bss = priv;
6114 struct wpa_driver_nl80211_data *drv = bss->drv;
65d645ce 6115
3f5285e8
JM		 6116 if (!drv->has_capability)
6117 return -1;
6118 os_memcpy(capa, &drv->capa, sizeof(*capa));
8cd6b7bc
JB		 6119 if (drv->extended_capa && drv->extended_capa_mask) {
6120 capa->extended_capa = drv->extended_capa;
6121 capa->extended_capa_mask = drv->extended_capa_mask;
6122 capa->extended_capa_len = drv->extended_capa_len;
6123 }
851b0c55 6124
906bc4c7 6125 return 0;
3f5285e8
JM		 6126}
6127
6128
6129static int wpa_driver_nl80211_set_operstate(void *priv, int state)
6130{
a2e40bb6
FF		 6131 struct i802_bss *bss = priv;
6132 struct wpa_driver_nl80211_data *drv = bss->drv;
3f5285e8 6133
90a545cc
JM		 6134 wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
6135 bss->ifname, drv->operstate, state,
6136 state ? "UP" : "DORMANT");
3f5285e8 6137 drv->operstate = state;
36d84860 6138 return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
e2d02c29 6139 state ? IF_OPER_UP : IF_OPER_DORMANT);
3f5285e8
JM		 6140}
6141
01652550
JM		 6142
6143static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
6144{
a2e40bb6
FF		 6145 struct i802_bss *bss = priv;
6146 struct wpa_driver_nl80211_data *drv = bss->drv;
01652550
JM		 6147 struct nl_msg *msg;
6148 struct nl80211_sta_flag_update upd;
a862e4a3 6149 int ret;
2eef5177
JM		 6150
6151 if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
6152 wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
6153 return 0;
6154 }
01652550 6155
1ba51ec0
JM		 6156 wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
6157 MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
6158
01652550
JM		 6159 os_memset(&upd, 0, sizeof(upd));
6160 upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
6161 if (authorized)
6162 upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
a862e4a3 6163
13f83980 6164 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
a862e4a3
JM		 6165 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) ||
6166 nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) {
6167 nlmsg_free(msg);
6168 return -ENOBUFS;
6169 }
01652550 6170
2eef5177 6171 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2eef5177
JM		 6172 if (!ret)
6173 return 0;
2eef5177
JM		 6174 wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
6175 ret, strerror(-ret));
6176 return ret;
01652550
JM		 6177}
6178
3f5285e8 6179
f07ead6a
JM		 6180/* Set kernel driver on given frequency (MHz) */
6181static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
c5121837 6182{
f07ead6a 6183 struct i802_bss *bss = priv;
13a524a3 6184 return nl80211_set_channel(bss, freq, 0);
c5121837
JM		 6185}
6186
f7b3920c 6187
c5121837
JM		 6188static inline int min_int(int a, int b)
6189{
6190 if (a < b)
6191 return a;
6192 return b;
6193}
6194
6195
6196static int get_key_handler(struct nl_msg *msg, void *arg)
6197{
6198 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6199 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6200
6201 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6202 genlmsg_attrlen(gnlh, 0), NULL);
6203
6204 /*
6205 * TODO: validate the key index and mac address!
6206 * Otherwise, there's a race condition as soon as
6207 * the kernel starts sending key notifications.
6208 */
6209
6210 if (tb[NL80211_ATTR_KEY_SEQ])
6211 memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
6212 min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
4efade31 6213 nl80211_nlmsg_clear(msg);
c5121837
JM		 6214 return NL_SKIP;
6215}
6216
6217
6218static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
6219 int idx, u8 *seq)
6220{
a2e40bb6
FF		 6221 struct i802_bss *bss = priv;
6222 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837
JM		 6223 struct nl_msg *msg;
6224
95376e1a
JM		 6225 msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0,
6226 NL80211_CMD_GET_KEY);
6227 if (!msg ||
a862e4a3 6228 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
95376e1a 6229 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) {
a862e4a3
JM		 6230 nlmsg_free(msg);
6231 return -ENOBUFS;
6232 }
c5121837
JM		 6233
6234 memset(seq, 0, 6);
6235
6236 return send_and_recv_msgs(drv, msg, get_key_handler, seq);
c5121837
JM		 6237}
6238
6239
c5121837
JM		 6240static int i802_set_rts(void *priv, int rts)
6241{
a2e40bb6
FF		 6242 struct i802_bss *bss = priv;
6243 struct wpa_driver_nl80211_data *drv = bss->drv;
ad649451 6244 struct nl_msg *msg;
a862e4a3 6245 int ret;
ad649451 6246 u32 val;
c5121837 6247
bf0021ed 6248 if (rts >= 2347 || rts == -1)
ad649451
JM		 6249 val = (u32) -1;
6250 else
6251 val = rts;
c5121837 6252
9725b784 6253 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
a862e4a3
JM		 6254 nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) {
6255 nlmsg_free(msg);
6256 return -ENOBUFS;
6257 }
ad649451
JM		 6258
6259 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6260 if (!ret)
6261 return 0;
ad649451
JM		 6262 wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
6263 "%d (%s)", rts, ret, strerror(-ret));
6264 return ret;
c5121837
JM		 6265}
6266
6267
6268static int i802_set_frag(void *priv, int frag)
6269{
a2e40bb6
FF		 6270 struct i802_bss *bss = priv;
6271 struct wpa_driver_nl80211_data *drv = bss->drv;
ad649451 6272 struct nl_msg *msg;
a862e4a3 6273 int ret;
ad649451 6274 u32 val;
c5121837 6275
bf0021ed 6276 if (frag >= 2346 || frag == -1)
ad649451
JM		 6277 val = (u32) -1;
6278 else
6279 val = frag;
c5121837 6280
9725b784 6281 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
a862e4a3
JM		 6282 nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) {
6283 nlmsg_free(msg);
6284 return -ENOBUFS;
6285 }
ad649451
JM		 6286
6287 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6288 if (!ret)
6289 return 0;
ad649451
JM		 6290 wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
6291 "%d: %d (%s)", frag, ret, strerror(-ret));
6292 return ret;
c5121837
JM		 6293}
6294
6295
c5121837
JM		 6296static int i802_flush(void *priv)
6297{
a2e40bb6 6298 struct i802_bss *bss = priv;
c5121837 6299 struct nl_msg *msg;
82554b10 6300 int res;
c5121837 6301
83e7bb0e
JM		 6302 wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
6303 bss->ifname);
c5121837
JM		 6304
6305 /*
6306 * XXX: FIX! this needs to flush all VLANs too
6307 */
13f83980
JM		 6308 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION);
6309 res = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
82554b10
JM		 6310 if (res) {
6311 wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
6312 "(%s)", res, strerror(-res));
6313 }
6314 return res;
c5121837
JM		 6315}
6316
6317
1d6f6385
THJ		 6318static void get_sta_tid_stats(struct hostap_sta_driver_data *data,
6319 struct nlattr *attr)
6320{
6321 struct nlattr *tid_stats[NL80211_TID_STATS_MAX + 1], *tidattr;
6322 struct nlattr *txq_stats[NL80211_TXQ_STATS_MAX + 1];
6323 static struct nla_policy txq_stats_policy[NL80211_TXQ_STATS_MAX + 1] = {
6324 [NL80211_TXQ_STATS_BACKLOG_BYTES] = { .type = NLA_U32 },
6325 [NL80211_TXQ_STATS_BACKLOG_PACKETS] = { .type = NLA_U32 },
6326 };
6327 int rem;
6328
6329 nla_for_each_nested(tidattr, attr, rem) {
6330 if (nla_parse_nested(tid_stats, NL80211_TID_STATS_MAX,
6331 tidattr, NULL) != 0 ||
6332 !tid_stats[NL80211_TID_STATS_TXQ_STATS] ||
6333 nla_parse_nested(txq_stats, NL80211_TXQ_STATS_MAX,
6334 tid_stats[NL80211_TID_STATS_TXQ_STATS],
6335 txq_stats_policy) != 0)
6336 continue;
6337 /* sum the backlogs over all TIDs for station */
6338 if (txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES])
6339 data->backlog_bytes += nla_get_u32(
6340 txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES]);
6341 if (txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS])
6342 data->backlog_bytes += nla_get_u32(
6343 txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS]);
6344 }
6345}
6346
6347
c5121837
JM		 6348static int get_sta_handler(struct nl_msg *msg, void *arg)
6349{
6350 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6351 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6352 struct hostap_sta_driver_data *data = arg;
6353 struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
6354 static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
6355 [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
6356 [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
6357 [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
6358 [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
6359 [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
dc7785f8 6360 [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
43022abd
NL		 6361 [NL80211_STA_INFO_RX_BYTES64] = { .type = NLA_U64 },
6362 [NL80211_STA_INFO_TX_BYTES64] = { .type = NLA_U64 },
3567641e 6363 [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
72123a84 6364 [NL80211_STA_INFO_ACK_SIGNAL] = { .type = NLA_U8 },
58d4c236
THJ		 6365 [NL80211_STA_INFO_RX_DURATION] = { .type = NLA_U64 },
6366 [NL80211_STA_INFO_TX_DURATION] = { .type = NLA_U64 },
3567641e 6367 };
6368 struct nlattr *rate[NL80211_RATE_INFO_MAX + 1];
6369 static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
6370 [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
6371 [NL80211_RATE_INFO_BITRATE32] = { .type = NLA_U32 },
6372 [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
6373 [NL80211_RATE_INFO_VHT_MCS] = { .type = NLA_U8 },
6374 [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
6375 [NL80211_RATE_INFO_VHT_NSS] = { .type = NLA_U8 },
c5121837
JM		 6376 };
6377
6378 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6379 genlmsg_attrlen(gnlh, 0), NULL);
6380
6381 /*
6382 * TODO: validate the interface and mac address!
6383 * Otherwise, there's a race condition as soon as
6384 * the kernel starts sending station notifications.
6385 */
6386
6387 if (!tb[NL80211_ATTR_STA_INFO]) {
6388 wpa_printf(MSG_DEBUG, "sta stats missing!");
6389 return NL_SKIP;
6390 }
6391 if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
6392 tb[NL80211_ATTR_STA_INFO],
6393 stats_policy)) {
6394 wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
6395 return NL_SKIP;
6396 }
6397
6398 if (stats[NL80211_STA_INFO_INACTIVE_TIME])
6399 data->inactive_msec =
6400 nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
43022abd 6401 /* For backwards compatibility, fetch the 32-bit counters first. */
c5121837
JM		 6402 if (stats[NL80211_STA_INFO_RX_BYTES])
6403 data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
6404 if (stats[NL80211_STA_INFO_TX_BYTES])
6405 data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
43022abd
NL		 6406 if (stats[NL80211_STA_INFO_RX_BYTES64] &&
6407 stats[NL80211_STA_INFO_TX_BYTES64]) {
6408 /*
6409 * The driver supports 64-bit counters, so use them to override
6410 * the 32-bit values.
6411 */
6412 data->rx_bytes =
6413 nla_get_u64(stats[NL80211_STA_INFO_RX_BYTES64]);
6414 data->tx_bytes =
6415 nla_get_u64(stats[NL80211_STA_INFO_TX_BYTES64]);
6416 data->bytes_64bit = 1;
6417 }
c5121837
JM		 6418 if (stats[NL80211_STA_INFO_RX_PACKETS])
6419 data->rx_packets =
6420 nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
6421 if (stats[NL80211_STA_INFO_TX_PACKETS])
6422 data->tx_packets =
6423 nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
58d4c236
THJ		 6424 if (stats[NL80211_STA_INFO_RX_DURATION])
6425 data->rx_airtime =
6426 nla_get_u64(stats[NL80211_STA_INFO_RX_DURATION]);
6427 if (stats[NL80211_STA_INFO_TX_DURATION])
6428 data->tx_airtime =
6429 nla_get_u64(stats[NL80211_STA_INFO_TX_DURATION]);
dc7785f8
YZ		 6430 if (stats[NL80211_STA_INFO_TX_FAILED])
6431 data->tx_retry_failed =
6432 nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
3567641e 6433 if (stats[NL80211_STA_INFO_SIGNAL])
6434 data->signal = nla_get_u8(stats[NL80211_STA_INFO_SIGNAL]);
72123a84
BP		 6435 if (stats[NL80211_STA_INFO_ACK_SIGNAL]) {
6436 data->last_ack_rssi =
6437 nla_get_u8(stats[NL80211_STA_INFO_ACK_SIGNAL]);
6438 data->flags |= STA_DRV_DATA_LAST_ACK_RSSI;
6439 }
3567641e 6440
6441 if (stats[NL80211_STA_INFO_TX_BITRATE] &&
6442 nla_parse_nested(rate, NL80211_RATE_INFO_MAX,
6443 stats[NL80211_STA_INFO_TX_BITRATE],
6444 rate_policy) == 0) {
6445 if (rate[NL80211_RATE_INFO_BITRATE32])
6446 data->current_tx_rate =
6447 nla_get_u32(rate[NL80211_RATE_INFO_BITRATE32]);
6448 else if (rate[NL80211_RATE_INFO_BITRATE])
6449 data->current_tx_rate =
6450 nla_get_u16(rate[NL80211_RATE_INFO_BITRATE]);
6451
6452 if (rate[NL80211_RATE_INFO_MCS]) {
6453 data->tx_mcs = nla_get_u8(rate[NL80211_RATE_INFO_MCS]);
6454 data->flags |= STA_DRV_DATA_TX_MCS;
6455 }
6456 if (rate[NL80211_RATE_INFO_VHT_MCS]) {
6457 data->tx_vhtmcs =
6458 nla_get_u8(rate[NL80211_RATE_INFO_VHT_MCS]);
6459 data->flags |= STA_DRV_DATA_TX_VHT_MCS;
6460 }
6461 if (rate[NL80211_RATE_INFO_SHORT_GI])
6462 data->flags |= STA_DRV_DATA_TX_SHORT_GI;
6463 if (rate[NL80211_RATE_INFO_VHT_NSS]) {
6464 data->tx_vht_nss =
6465 nla_get_u8(rate[NL80211_RATE_INFO_VHT_NSS]);
6466 data->flags |= STA_DRV_DATA_TX_VHT_NSS;
6467 }
6468 }
6469
6470 if (stats[NL80211_STA_INFO_RX_BITRATE] &&
6471 nla_parse_nested(rate, NL80211_RATE_INFO_MAX,
6472 stats[NL80211_STA_INFO_RX_BITRATE],
6473 rate_policy) == 0) {
6474 if (rate[NL80211_RATE_INFO_BITRATE32])
6475 data->current_rx_rate =
6476 nla_get_u32(rate[NL80211_RATE_INFO_BITRATE32]);
6477 else if (rate[NL80211_RATE_INFO_BITRATE])
6478 data->current_rx_rate =
6479 nla_get_u16(rate[NL80211_RATE_INFO_BITRATE]);
6480
6481 if (rate[NL80211_RATE_INFO_MCS]) {
6482 data->rx_mcs =
6483 nla_get_u8(rate[NL80211_RATE_INFO_MCS]);
6484 data->flags |= STA_DRV_DATA_RX_MCS;
6485 }
6486 if (rate[NL80211_RATE_INFO_VHT_MCS]) {
6487 data->rx_vhtmcs =
6488 nla_get_u8(rate[NL80211_RATE_INFO_VHT_MCS]);
6489 data->flags |= STA_DRV_DATA_RX_VHT_MCS;
6490 }
6491 if (rate[NL80211_RATE_INFO_SHORT_GI])
6492 data->flags |= STA_DRV_DATA_RX_SHORT_GI;
6493 if (rate[NL80211_RATE_INFO_VHT_NSS]) {
6494 data->rx_vht_nss =
6495 nla_get_u8(rate[NL80211_RATE_INFO_VHT_NSS]);
6496 data->flags |= STA_DRV_DATA_RX_VHT_NSS;
6497 }
6498 }
c5121837 6499
1d6f6385
THJ		 6500 if (stats[NL80211_STA_INFO_TID_STATS])
6501 get_sta_tid_stats(data, stats[NL80211_STA_INFO_TID_STATS]);
6502
c5121837
JM		 6503 return NL_SKIP;
6504}
6505
9ebce9c5
JM		 6506static int i802_read_sta_data(struct i802_bss *bss,
6507 struct hostap_sta_driver_data *data,
c5121837
JM		 6508 const u8 *addr)
6509{
c5121837
JM		 6510 struct nl_msg *msg;
6511
13f83980
JM		 6512 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) ||
6513 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
a862e4a3
JM		 6514 nlmsg_free(msg);
6515 return -ENOBUFS;
6516 }
c5121837 6517
13f83980 6518 return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data);
c5121837
JM		 6519}
6520
6521
c5121837
JM		 6522static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
6523 int cw_min, int cw_max, int burst_time)
6524{
a2e40bb6
FF		 6525 struct i802_bss *bss = priv;
6526 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837
JM		 6527 struct nl_msg *msg;
6528 struct nlattr *txq, *params;
bd512469 6529 int res;
c5121837 6530
13f83980 6531 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
c5121837
JM		 6532 if (!msg)
6533 return -1;
6534
c5121837
JM		 6535 txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
6536 if (!txq)
a862e4a3 6537 goto fail;
c5121837
JM		 6538
6539 /* We are only sending parameters for a single TXQ at a time */
6540 params = nla_nest_start(msg, 1);
6541 if (!params)
a862e4a3 6542 goto fail;
c5121837 6543
7e3c1781
JM		 6544 switch (queue) {
6545 case 0:
a862e4a3
JM		 6546 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO))
6547 goto fail;
7e3c1781
JM		 6548 break;
6549 case 1:
a862e4a3
JM		 6550 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI))
6551 goto fail;
7e3c1781
JM		 6552 break;
6553 case 2:
a862e4a3
JM		 6554 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE))
6555 goto fail;
7e3c1781
JM		 6556 break;
6557 case 3:
a862e4a3
JM		 6558 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK))
6559 goto fail;
7e3c1781
JM		 6560 break;
6561 }
c5121837
JM		 6562 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
6563 * 32 usec, so need to convert the value here. */
a862e4a3
JM		 6564 if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP,
6565 (burst_time * 100 + 16) / 32) ||
6566 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) ||
6567 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) ||
6568 nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs))
6569 goto fail;
c5121837
JM		 6570
6571 nla_nest_end(msg, params);
6572
6573 nla_nest_end(msg, txq);
6574
bd512469
JM		 6575 res = send_and_recv_msgs(drv, msg, NULL, NULL);
6576 wpa_printf(MSG_DEBUG,
6577 "nl80211: TX queue param set: queue=%d aifs=%d cw_min=%d cw_max=%d burst_time=%d --> res=%d",
6578 queue, aifs, cw_min, cw_max, burst_time, res);
6579 if (res == 0)
c5121837 6580 return 0;
9e088e74 6581 msg = NULL;
a862e4a3 6582fail:
9e088e74 6583 nlmsg_free(msg);
c5121837
JM		 6584 return -1;
6585}
6586
6587
9ebce9c5 6588static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
c5121837
JM		 6589 const char *ifname, int vlan_id)
6590{
a2e40bb6 6591 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837 6592 struct nl_msg *msg;
a862e4a3 6593 int ret;
c5121837 6594
bbc706a3
JM		 6595 wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
6596 ", ifname=%s[%d], vlan_id=%d)",
6597 bss->ifname, if_nametoindex(bss->ifname),
6598 MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
13f83980 6599 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
a862e4a3
JM		 6600 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
6601 nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
6602 nlmsg_free(msg);
6603 return -ENOBUFS;
6604 }
c5121837 6605
cd1d72c1
JM		 6606 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6607 if (ret < 0) {
6608 wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
6609 MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
6610 MAC2STR(addr), ifname, vlan_id, ret,
6611 strerror(-ret));
6612 }
cd1d72c1 6613 return ret;
c5121837
JM		 6614}
6615
fbbfcbac 6616
c5121837
JM		 6617static int i802_get_inact_sec(void *priv, const u8 *addr)
6618{
6619 struct hostap_sta_driver_data data;
6620 int ret;
6621
7824bf77 6622 os_memset(&data, 0, sizeof(data));
c5121837
JM		 6623 data.inactive_msec = (unsigned long) -1;
6624 ret = i802_read_sta_data(priv, &data, addr);
b9749bac
MH		 6625 if (ret == -ENOENT)
6626 return -ENOENT;
c5121837
JM		 6627 if (ret || data.inactive_msec == (unsigned long) -1)
6628 return -1;
6629 return data.inactive_msec / 1000;
6630}
6631
6632
6633static int i802_sta_clear_stats(void *priv, const u8 *addr)
6634{
6635#if 0
6636 /* TODO */
6637#endif
6638 return 0;
6639}
6640
6641
731723a5 6642static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
4be17ffb 6643 u16 reason)
c5121837 6644{
a2e40bb6 6645 struct i802_bss *bss = priv;
e1bd4e19 6646 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837 6647 struct ieee80211_mgmt mgmt;
05e5e615
DL		 6648 u8 channel;
6649
6650 if (ieee80211_freq_to_chan(bss->freq, &channel) ==
6651 HOSTAPD_MODE_IEEE80211AD) {
6652 /* Deauthentication is not used in DMG/IEEE 802.11ad;
6653 * disassociate the STA instead. */
6654 return i802_sta_disassoc(priv, own_addr, addr, reason);
6655 }
c5121837 6656
0d391b03
BC		 6657 if (is_mesh_interface(drv->nlmode))
6658 return -1;
6659
e1bd4e19 6660 if (drv->device_ap_sme)
59d7148a 6661 return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason);
e1bd4e19 6662
c5121837
JM		 6663 memset(&mgmt, 0, sizeof(mgmt));
6664 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
6665 WLAN_FC_STYPE_DEAUTH);
6666 memcpy(mgmt.da, addr, ETH_ALEN);
731723a5
JM		 6667 memcpy(mgmt.sa, own_addr, ETH_ALEN);
6668 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
c5121837 6669 mgmt.u.deauth.reason_code = host_to_le16(reason);
a2e40bb6 6670 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
9f324b61 6671 IEEE80211_HDRLEN +
9ebce9c5 6672 sizeof(mgmt.u.deauth), 0, 0, 0, 0,
2d3943ce 6673 0, NULL, 0);
c5121837
JM		 6674}
6675
6676
731723a5 6677static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
4be17ffb 6678 u16 reason)
c5121837 6679{
a2e40bb6 6680 struct i802_bss *bss = priv;
e1bd4e19 6681 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837
JM		 6682 struct ieee80211_mgmt mgmt;
6683
0d391b03
BC		 6684 if (is_mesh_interface(drv->nlmode))
6685 return -1;
6686
e1bd4e19 6687 if (drv->device_ap_sme)
59d7148a 6688 return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason);
e1bd4e19 6689
c5121837
JM		 6690 memset(&mgmt, 0, sizeof(mgmt));
6691 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
6692 WLAN_FC_STYPE_DISASSOC);
6693 memcpy(mgmt.da, addr, ETH_ALEN);
731723a5
JM		 6694 memcpy(mgmt.sa, own_addr, ETH_ALEN);
6695 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
c5121837 6696 mgmt.u.disassoc.reason_code = host_to_le16(reason);
a2e40bb6 6697 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
9f324b61 6698 IEEE80211_HDRLEN +
9ebce9c5 6699 sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
2d3943ce 6700 0, NULL, 0);
c5121837
JM		 6701}
6702
6703
9b4d9c8b
JM		 6704static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
6705{
6706 char buf[200], *pos, *end;
6707 int i, res;
6708
6709 pos = buf;
6710 end = pos + sizeof(buf);
6711
6712 for (i = 0; i < drv->num_if_indices; i++) {
099224c1 6713 if (!drv->if_indices[i].ifindex)
9b4d9c8b 6714 continue;
732b1d20 6715 res = os_snprintf(pos, end - pos, " %d(%d)",
099224c1
JM		 6716 drv->if_indices[i].ifindex,
6717 drv->if_indices[i].reason);
d85e1fc8 6718 if (os_snprintf_error(end - pos, res))
9b4d9c8b
JM		 6719 break;
6720 pos += res;
6721 }
6722 *pos = '\0';
6723
6724 wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
6725 drv->num_if_indices, buf);
6726}
6727
6728
732b1d20
MB		 6729static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
6730 int ifidx_reason)
f07ead6a
JM		 6731{
6732 int i;
099224c1 6733 struct drv_nl80211_if_info *old;
f07ead6a 6734
732b1d20
MB		 6735 wpa_printf(MSG_DEBUG,
6736 "nl80211: Add own interface ifindex %d (ifidx_reason %d)",
6737 ifidx, ifidx_reason);
6738 if (have_ifidx(drv, ifidx, ifidx_reason)) {
b36935be
MB		 6739 wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
6740 ifidx);
6741 return;
6742 }
f07ead6a 6743 for (i = 0; i < drv->num_if_indices; i++) {
099224c1
JM		 6744 if (drv->if_indices[i].ifindex == 0) {
6745 drv->if_indices[i].ifindex = ifidx;
6746 drv->if_indices[i].reason = ifidx_reason;
9b4d9c8b 6747 dump_ifidx(drv);
f07ead6a
JM		 6748 return;
6749 }
6750 }
6751
6752 if (drv->if_indices != drv->default_if_indices)
6753 old = drv->if_indices;
6754 else
6755 old = NULL;
6756
067ffa26 6757 drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
099224c1 6758 sizeof(*old));
f07ead6a
JM		 6759 if (!drv->if_indices) {
6760 if (!old)
6761 drv->if_indices = drv->default_if_indices;
6762 else
6763 drv->if_indices = old;
6764 wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
6765 "interfaces");
6766 wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
6767 return;
732b1d20
MB		 6768 }
6769 if (!old)
f07ead6a
JM		 6770 os_memcpy(drv->if_indices, drv->default_if_indices,
6771 sizeof(drv->default_if_indices));
099224c1
JM		 6772 drv->if_indices[drv->num_if_indices].ifindex = ifidx;
6773 drv->if_indices[drv->num_if_indices].reason = ifidx_reason;
f07ead6a 6774 drv->num_if_indices++;
9b4d9c8b 6775 dump_ifidx(drv);
f07ead6a
JM		 6776}
6777
6778
732b1d20
MB		 6779static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
6780 int ifidx_reason)
f07ead6a
JM		 6781{
6782 int i;
6783
6784 for (i = 0; i < drv->num_if_indices; i++) {
099224c1
JM		 6785 if ((drv->if_indices[i].ifindex == ifidx ||
6786 ifidx == IFIDX_ANY) &&
6787 (drv->if_indices[i].reason == ifidx_reason ||
732b1d20 6788 ifidx_reason == IFIDX_ANY)) {
099224c1
JM		 6789 drv->if_indices[i].ifindex = 0;
6790 drv->if_indices[i].reason = 0;
f07ead6a
JM		 6791 break;
6792 }
6793 }
9b4d9c8b 6794 dump_ifidx(drv);
f07ead6a
JM		 6795}
6796
6797
732b1d20
MB		 6798static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
6799 int ifidx_reason)
f07ead6a
JM		 6800{
6801 int i;
6802
6803 for (i = 0; i < drv->num_if_indices; i++)
099224c1
JM		 6804 if (drv->if_indices[i].ifindex == ifidx &&
6805 (drv->if_indices[i].reason == ifidx_reason ||
732b1d20 6806 ifidx_reason == IFIDX_ANY))
f07ead6a
JM		 6807 return 1;
6808
6809 return 0;
6810}
6811
6812
6813static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
0e80ea2c 6814 const char *bridge_ifname, char *ifname_wds)
f07ead6a
JM		 6815{
6816 struct i802_bss *bss = priv;
6817 struct wpa_driver_nl80211_data *drv = bss->drv;
6818 char name[IFNAMSIZ + 1];
1952b626 6819 union wpa_event_data event;
d577f7f3
AO		 6820 int ret;
6821
6822 ret = os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
6823 if (ret >= (int) sizeof(name))
6824 wpa_printf(MSG_WARNING,
6825 "nl80211: WDS interface name was truncated");
6826 else if (ret < 0)
6827 return ret;
f07ead6a 6828
69dd2967
SM		 6829 if (ifname_wds)
6830 os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
6831
f07ead6a
JM		 6832 wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
6833 " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
6834 if (val) {
6835 if (!if_nametoindex(name)) {
6836 if (nl80211_create_iface(drv, name,
6837 NL80211_IFTYPE_AP_VLAN,
2aec4f3c
JM		 6838 bss->addr, 1, NULL, NULL, 0) <
6839 0)
f07ead6a
JM		 6840 return -1;
6841 if (bridge_ifname &&
c81eff1a
BG		 6842 linux_br_add_if(drv->global->ioctl_sock,
6843 bridge_ifname, name) < 0)
f07ead6a 6844 return -1;
1952b626
BP		 6845
6846 os_memset(&event, 0, sizeof(event));
6847 event.wds_sta_interface.sta_addr = addr;
6848 event.wds_sta_interface.ifname = name;
6849 event.wds_sta_interface.istatus = INTERFACE_ADDED;
8bfbb295 6850 wpa_supplicant_event(bss->ctx,
1952b626
BP		 6851 EVENT_WDS_STA_INTERFACE_STATUS,
6852 &event);
f07ead6a 6853 }
75227f3a
JM		 6854 if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
6855 wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
6856 "interface %s up", name);
6857 }
f07ead6a
JM		 6858 return i802_set_sta_vlan(priv, addr, name, 0);
6859 } else {
f9052d6e
JM		 6860 if (bridge_ifname &&
6861 linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
6862 name) < 0)
6863 wpa_printf(MSG_INFO,
6864 "nl80211: Failed to remove interface %s from bridge %s: %s",
6865 name, bridge_ifname, strerror(errno));
c34e618d 6866
f07ead6a 6867 i802_set_sta_vlan(priv, addr, bss->ifname, 0);
d0595b25 6868 nl80211_remove_iface(drv, if_nametoindex(name));
1952b626
BP		 6869 os_memset(&event, 0, sizeof(event));
6870 event.wds_sta_interface.sta_addr = addr;
6871 event.wds_sta_interface.ifname = name;
6872 event.wds_sta_interface.istatus = INTERFACE_REMOVED;
8bfbb295 6873 wpa_supplicant_event(bss->ctx, EVENT_WDS_STA_INTERFACE_STATUS,
1952b626 6874 &event);
d0595b25 6875 return 0;
f07ead6a
JM		 6876 }
6877}
6878
6879
6880static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
6881{
6882 struct wpa_driver_nl80211_data *drv = eloop_ctx;
6883 struct sockaddr_ll lladdr;
6884 unsigned char buf[3000];
6885 int len;
6886 socklen_t fromlen = sizeof(lladdr);
6887
6888 len = recvfrom(sock, buf, sizeof(buf), 0,
6889 (struct sockaddr *)&lladdr, &fromlen);
6890 if (len < 0) {
7ac3616d
JM		 6891 wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
6892 strerror(errno));
f07ead6a
JM		 6893 return;
6894 }
6895
732b1d20 6896 if (have_ifidx(drv, lladdr.sll_ifindex, IFIDX_ANY))
f07ead6a
JM		 6897 drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
6898}
6899
6900
94627f6c 6901static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
e17a2477 6902 struct i802_bss *bss,
94627f6c
JM		 6903 const char *brname, const char *ifname)
6904{
6c6678e7 6905 int br_ifindex;
94627f6c
JM		 6906 char in_br[IFNAMSIZ];
6907
e17a2477 6908 os_strlcpy(bss->brname, brname, IFNAMSIZ);
6c6678e7 6909 br_ifindex = if_nametoindex(brname);
6c6678e7 6910 if (br_ifindex == 0) {
94627f6c
JM		 6911 /*
6912 * Bridge was configured, but the bridge device does
6913 * not exist. Try to add it now.
6914 */
c81eff1a 6915 if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
94627f6c
JM		 6916 wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
6917 "bridge interface %s: %s",
6918 brname, strerror(errno));
6919 return -1;
6920 }
e17a2477 6921 bss->added_bridge = 1;
8997613c 6922 br_ifindex = if_nametoindex(brname);
732b1d20 6923 add_ifidx(drv, br_ifindex, drv->ifindex);
94627f6c 6924 }
8997613c 6925 bss->br_ifindex = br_ifindex;
94627f6c
JM		 6926
6927 if (linux_br_get(in_br, ifname) == 0) {
c809756f
SM		 6928 if (os_strcmp(in_br, brname) == 0) {
6929 bss->already_in_bridge = 1;
94627f6c 6930 return 0; /* already in the bridge */
c809756f 6931 }
94627f6c
JM		 6932
6933 wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
6934 "bridge %s", ifname, in_br);
c81eff1a
BG		 6935 if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
6936 0) {
94627f6c
JM		 6937 wpa_printf(MSG_ERROR, "nl80211: Failed to "
6938 "remove interface %s from bridge "
6939 "%s: %s",
fdbfb63e 6940 ifname, in_br, strerror(errno));
94627f6c
JM		 6941 return -1;
6942 }
6943 }
6944
6945 wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
6946 ifname, brname);
c81eff1a 6947 if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
94627f6c
JM		 6948 wpa_printf(MSG_ERROR, "nl80211: Failed to add interface %s "
6949 "into bridge %s: %s",
6950 ifname, brname, strerror(errno));
6951 return -1;
6952 }
e17a2477 6953 bss->added_if_into_bridge = 1;
94627f6c
JM		 6954
6955 return 0;
6956}
6957
6958
92f475b4
JM		 6959static void *i802_init(struct hostapd_data *hapd,
6960 struct wpa_init_params *params)
c5121837
JM		 6961{
6962 struct wpa_driver_nl80211_data *drv;
a2e40bb6 6963 struct i802_bss *bss;
c5121837 6964 size_t i;
cb05808c
AN		 6965 char master_ifname[IFNAMSIZ];
6966 int ifindex, br_ifindex = 0;
94627f6c 6967 int br_added = 0;
c5121837 6968
0d547d5f
JM		 6969 bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
6970 params->global_priv, 1,
0ecff8d7 6971 params->bssid, params->driver_params);
a2e40bb6 6972 if (bss == NULL)
c5121837 6973 return NULL;
c5121837 6974
a2e40bb6 6975 drv = bss->drv;
7635bfb0 6976
cb05808c 6977 if (linux_br_get(master_ifname, params->ifname) == 0) {
94627f6c 6978 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
cb05808c
AN		 6979 params->ifname, master_ifname);
6980 br_ifindex = if_nametoindex(master_ifname);
6981 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
6982 } else if ((params->num_bridge == 0 || !params->bridge[0]) &&
6983 linux_master_get(master_ifname, params->ifname) == 0) {
6984 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in master %s",
6985 params->ifname, master_ifname);
6986 /* start listening for EAPOL on the master interface */
732b1d20 6987 add_ifidx(drv, if_nametoindex(master_ifname), drv->ifindex);
f2d6c17a
DL		 6988
6989 /* check if master itself is under bridge */
6990 if (linux_br_get(master_ifname, master_ifname) == 0) {
6991 wpa_printf(MSG_DEBUG, "nl80211: which is in bridge %s",
6992 master_ifname);
6993 br_ifindex = if_nametoindex(master_ifname);
6994 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
6995 }
94627f6c 6996 } else {
cb05808c 6997 master_ifname[0] = '\0';
94627f6c 6998 }
cb05808c 6999
6c6678e7 7000 bss->br_ifindex = br_ifindex;
94627f6c 7001
92f475b4 7002 for (i = 0; i < params->num_bridge; i++) {
94627f6c
JM		 7003 if (params->bridge[i]) {
7004 ifindex = if_nametoindex(params->bridge[i]);
7005 if (ifindex)
732b1d20 7006 add_ifidx(drv, ifindex, drv->ifindex);
94627f6c
JM		 7007 if (ifindex == br_ifindex)
7008 br_added = 1;
7009 }
c5121837 7010 }
c5121837 7011
ad1e68e6 7012 /* start listening for EAPOL on the default AP interface */
732b1d20 7013 add_ifidx(drv, drv->ifindex, IFIDX_ANY);
ad1e68e6 7014
5ef8e39f
JM		 7015 if (params->num_bridge && params->bridge[0]) {
7016 if (i802_check_bridge(drv, bss, params->bridge[0],
7017 params->ifname) < 0)
7018 goto failed;
cb05808c 7019 if (os_strcmp(params->bridge[0], master_ifname) != 0)
5ef8e39f
JM		 7020 br_added = 1;
7021 }
7022
7023 if (!br_added && br_ifindex &&
7024 (params->num_bridge == 0 || !params->bridge[0]))
732b1d20 7025 add_ifidx(drv, br_ifindex, drv->ifindex);
94627f6c 7026
97ed9a06 7027#ifdef CONFIG_LIBNL3_ROUTE
c809756f 7028 if (bss->added_if_into_bridge || bss->already_in_bridge) {
97ed9a06
KP		 7029 drv->rtnl_sk = nl_socket_alloc();
7030 if (drv->rtnl_sk == NULL) {
7031 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
7032 goto failed;
7033 }
7034
7035 if (nl_connect(drv->rtnl_sk, NETLINK_ROUTE)) {
7036 wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
7037 strerror(errno));
7038 goto failed;
7039 }
7040 }
7041#endif /* CONFIG_LIBNL3_ROUTE */
7042
ad1e68e6
JM		 7043 drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
7044 if (drv->eapol_sock < 0) {
7ac3616d
JM		 7045 wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
7046 strerror(errno));
bbaf0837 7047 goto failed;
ad1e68e6
JM		 7048 }
7049
7050 if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
7051 {
7ac3616d 7052 wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
c5121837 7053 goto failed;
ad1e68e6
JM		 7054 }
7055
c81eff1a
BG		 7056 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
7057 params->own_addr))
bbaf0837 7058 goto failed;
fee354c7 7059 os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
c5121837 7060
341eebee
JB		 7061 memcpy(bss->addr, params->own_addr, ETH_ALEN);
7062
a2e40bb6 7063 return bss;
c5121837
JM		 7064
7065failed:
7635bfb0 7066 wpa_driver_nl80211_deinit(bss);
bbaf0837
JM		 7067 return NULL;
7068}
c5121837 7069
c5121837 7070
bbaf0837
JM		 7071static void i802_deinit(void *priv)
7072{
9ebce9c5
JM		 7073 struct i802_bss *bss = priv;
7074 wpa_driver_nl80211_deinit(bss);
c5121837
JM		 7075}
7076
c5121837 7077
22a7c9d7
JM		 7078static enum nl80211_iftype wpa_driver_nl80211_if_type(
7079 enum wpa_driver_if_type type)
7080{
7081 switch (type) {
7082 case WPA_IF_STATION:
9f51b113 7083 return NL80211_IFTYPE_STATION;
75bde05d
JM		 7084 case WPA_IF_P2P_CLIENT:
7085 case WPA_IF_P2P_GROUP:
9f51b113 7086 return NL80211_IFTYPE_P2P_CLIENT;
22a7c9d7
JM		 7087 case WPA_IF_AP_VLAN:
7088 return NL80211_IFTYPE_AP_VLAN;
7089 case WPA_IF_AP_BSS:
7090 return NL80211_IFTYPE_AP;
9f51b113
JB		 7091 case WPA_IF_P2P_GO:
7092 return NL80211_IFTYPE_P2P_GO;
7aad838c
NS		 7093 case WPA_IF_P2P_DEVICE:
7094 return NL80211_IFTYPE_P2P_DEVICE;
5b78493f
MH		 7095 case WPA_IF_MESH:
7096 return NL80211_IFTYPE_MESH_POINT;
98342208
AK		 7097 default:
7098 return -1;
22a7c9d7 7099 }
22a7c9d7
JM		 7100}
7101
7102
f2ed8023
JM		 7103static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
7104{
7105 struct wpa_driver_nl80211_data *drv;
7106 dl_list_for_each(drv, &global->interfaces,
7107 struct wpa_driver_nl80211_data, list) {
834ee56f 7108 if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
f2ed8023
JM		 7109 return 1;
7110 }
7111 return 0;
7112}
7113
7114
5b78493f 7115static int nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr)
f2ed8023
JM		 7116{
7117 unsigned int idx;
7118
7119 if (!drv->global)
7120 return -1;
7121
834ee56f 7122 os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
f2ed8023 7123 for (idx = 0; idx < 64; idx++) {
834ee56f 7124 new_addr[0] = drv->first_bss->addr[0] | 0x02;
f2ed8023
JM		 7125 new_addr[0] ^= idx << 2;
7126 if (!nl80211_addr_in_use(drv->global, new_addr))
7127 break;
7128 }
7129 if (idx == 64)
7130 return -1;
7131
5b78493f 7132 wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address "
f2ed8023
JM		 7133 MACSTR, MAC2STR(new_addr));
7134
7135 return 0;
7136}
7137
7138
f632e483
AS		 7139struct wdev_info {
7140 u64 wdev_id;
7141 int wdev_id_set;
7142 u8 macaddr[ETH_ALEN];
7143};
7144
7145static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
e472e1b4
AS		 7146{
7147 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7148 struct nlattr *tb[NL80211_ATTR_MAX + 1];
f632e483 7149 struct wdev_info *wi = arg;
e472e1b4
AS		 7150
7151 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7152 genlmsg_attrlen(gnlh, 0), NULL);
7153 if (tb[NL80211_ATTR_WDEV]) {
f632e483
AS		 7154 wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
7155 wi->wdev_id_set = 1;
e472e1b4
AS		 7156 }
7157
7158 if (tb[NL80211_ATTR_MAC])
f632e483 7159 os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
e472e1b4
AS		 7160 ETH_ALEN);
7161
7162 return NL_SKIP;
7163}
7164
7165
7ab68865 7166static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
8043e725 7167 const char *ifname, const u8 *addr,
f3585c8a 7168 void *bss_ctx, void **drv_priv,
e17a2477 7169 char *force_ifname, u8 *if_addr,
d8a3b66d
AS		 7170 const char *bridge, int use_existing,
7171 int setup_ap)
22a7c9d7 7172{
e472e1b4 7173 enum nl80211_iftype nlmode;
a2e40bb6
FF		 7174 struct i802_bss *bss = priv;
7175 struct wpa_driver_nl80211_data *drv = bss->drv;
22a7c9d7 7176 int ifidx;
2aec4f3c 7177 int added = 1;
22a7c9d7 7178
f3585c8a
JM		 7179 if (addr)
7180 os_memcpy(if_addr, addr, ETH_ALEN);
e472e1b4
AS		 7181 nlmode = wpa_driver_nl80211_if_type(type);
7182 if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
f632e483
AS		 7183 struct wdev_info p2pdev_info;
7184
7185 os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
e472e1b4 7186 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
f632e483 7187 0, nl80211_wdev_handler,
2aec4f3c 7188 &p2pdev_info, use_existing);
f632e483 7189 if (!p2pdev_info.wdev_id_set || ifidx != 0) {
e472e1b4
AS		 7190 wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
7191 ifname);
e472e1b4
AS		 7192 return -1;
7193 }
f632e483
AS		 7194
7195 drv->global->if_add_wdevid = p2pdev_info.wdev_id;
7196 drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
7197 if (!is_zero_ether_addr(p2pdev_info.macaddr))
7198 os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
7199 wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
7200 ifname,
7201 (long long unsigned int) p2pdev_info.wdev_id);
e472e1b4
AS		 7202 } else {
7203 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
2aec4f3c
JM		 7204 0, NULL, NULL, use_existing);
7205 if (use_existing && ifidx == -ENFILE) {
7206 added = 0;
7207 ifidx = if_nametoindex(ifname);
7208 } else if (ifidx < 0) {
e472e1b4
AS		 7209 return -1;
7210 }
22a7c9d7
JM		 7211 }
7212
ab7a1add 7213 if (!addr) {
8ea8a89c 7214 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
ab7a1add
AS		 7215 os_memcpy(if_addr, bss->addr, ETH_ALEN);
7216 else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
8ea8a89c 7217 ifname, if_addr) < 0) {
2aec4f3c
JM		 7218 if (added)
7219 nl80211_remove_iface(drv, ifidx);
ab7a1add
AS		 7220 return -1;
7221 }
c55f774d
JM		 7222 }
7223
c55f774d
JM		 7224 if (!addr &&
7225 (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
8ea8a89c
JM		 7226 type == WPA_IF_P2P_GO || type == WPA_IF_MESH ||
7227 type == WPA_IF_STATION)) {
7228 /* Enforce unique address */
ab7a1add 7229 u8 new_addr[ETH_ALEN];
c55f774d 7230
ab7a1add 7231 if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
c81eff1a 7232 new_addr) < 0) {
ea39367c
MK		 7233 if (added)
7234 nl80211_remove_iface(drv, ifidx);
c55f774d
JM		 7235 return -1;
7236 }
f608081c 7237 if (nl80211_addr_in_use(drv->global, new_addr)) {
c55f774d 7238 wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
8ea8a89c 7239 "for interface %s type %d", ifname, type);
5b78493f 7240 if (nl80211_vif_addr(drv, new_addr) < 0) {
ea39367c
MK		 7241 if (added)
7242 nl80211_remove_iface(drv, ifidx);
c55f774d
JM		 7243 return -1;
7244 }
c81eff1a 7245 if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
c55f774d 7246 new_addr) < 0) {
ea39367c
MK		 7247 if (added)
7248 nl80211_remove_iface(drv, ifidx);
c55f774d
JM		 7249 return -1;
7250 }
c55f774d 7251 }
f67eeb5c 7252 os_memcpy(if_addr, new_addr, ETH_ALEN);
c55f774d 7253 }
f3585c8a 7254
d8a3b66d 7255 if (type == WPA_IF_AP_BSS && setup_ap) {
f5eb9da3
JM		 7256 struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
7257 if (new_bss == NULL) {
2aec4f3c
JM		 7258 if (added)
7259 nl80211_remove_iface(drv, ifidx);
f5eb9da3
JM		 7260 return -1;
7261 }
7262
7263 if (bridge &&
7264 i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
7265 wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
7266 "interface %s to a bridge %s",
7267 ifname, bridge);
2aec4f3c
JM		 7268 if (added)
7269 nl80211_remove_iface(drv, ifidx);
f5eb9da3
JM		 7270 os_free(new_bss);
7271 return -1;
7272 }
7273
c81eff1a
BG		 7274 if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
7275 {
ea39367c
MK		 7276 if (added)
7277 nl80211_remove_iface(drv, ifidx);
07179987 7278 os_free(new_bss);
22a7c9d7
JM		 7279 return -1;
7280 }
a2e40bb6 7281 os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
341eebee 7282 os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
a2e40bb6
FF		 7283 new_bss->ifindex = ifidx;
7284 new_bss->drv = drv;
834ee56f
KP		 7285 new_bss->next = drv->first_bss->next;
7286 new_bss->freq = drv->first_bss->freq;
a5e1eb20 7287 new_bss->ctx = bss_ctx;
2aec4f3c 7288 new_bss->added_if = added;
834ee56f 7289 drv->first_bss->next = new_bss;
a2e40bb6
FF		 7290 if (drv_priv)
7291 *drv_priv = new_bss;
cc7a48d1 7292 nl80211_init_bss(new_bss);
3dd1d890
YAP		 7293
7294 /* Subscribe management frames for this WPA_IF_AP_BSS */
7295 if (nl80211_setup_ap(new_bss))
7296 return -1;
22a7c9d7 7297 }
22a7c9d7 7298
ff6a158b
JM		 7299 if (drv->global)
7300 drv->global->if_add_ifindex = ifidx;
7301
d1bb7aed
JJ		 7302 /*
7303 * Some virtual interfaces need to process EAPOL packets and events on
7304 * the parent interface. This is used mainly with hostapd.
7305 */
7306 if (ifidx > 0 &&
7307 (drv->hostapd ||
7308 nlmode == NL80211_IFTYPE_AP_VLAN ||
7309 nlmode == NL80211_IFTYPE_WDS ||
7310 nlmode == NL80211_IFTYPE_MONITOR))
732b1d20 7311 add_ifidx(drv, ifidx, IFIDX_ANY);
b36935be 7312
22a7c9d7
JM		 7313 return 0;
7314}
7315
7316
9ebce9c5 7317static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
22a7c9d7
JM		 7318 enum wpa_driver_if_type type,
7319 const char *ifname)
7320{
a2e40bb6 7321 struct wpa_driver_nl80211_data *drv = bss->drv;
22a7c9d7
JM		 7322 int ifindex = if_nametoindex(ifname);
7323
2aec4f3c
JM		 7324 wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
7325 __func__, type, ifname, ifindex, bss->added_if);
158b090c 7326 if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
2b72df63 7327 nl80211_remove_iface(drv, ifindex);
de884303
JM		 7328 else if (ifindex > 0 && !bss->added_if) {
7329 struct wpa_driver_nl80211_data *drv2;
7330 dl_list_for_each(drv2, &drv->global->interfaces,
732b1d20
MB		 7331 struct wpa_driver_nl80211_data, list) {
7332 del_ifidx(drv2, ifindex, IFIDX_ANY);
7333 del_ifidx(drv2, IFIDX_ANY, ifindex);
7334 }
de884303 7335 }
c34e618d 7336
c34e618d
FF		 7337 if (type != WPA_IF_AP_BSS)
7338 return 0;
7339
e17a2477 7340 if (bss->added_if_into_bridge) {
c81eff1a
BG		 7341 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
7342 bss->ifname) < 0)
e17a2477
JM		 7343 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
7344 "interface %s from bridge %s: %s",
7345 bss->ifname, bss->brname, strerror(errno));
7346 }
7347 if (bss->added_bridge) {
c81eff1a 7348 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
e17a2477
JM		 7349 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
7350 "bridge %s: %s",
7351 bss->brname, strerror(errno));
7352 }
a2e40bb6 7353
834ee56f 7354 if (bss != drv->first_bss) {
8546ea19 7355 struct i802_bss *tbss;
a2e40bb6 7356
2aec4f3c 7357 wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
834ee56f 7358 for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
8546ea19
JM		 7359 if (tbss->next == bss) {
7360 tbss->next = bss->next;
3dd1d890
YAP		 7361 /* Unsubscribe management frames */
7362 nl80211_teardown_ap(bss);
cc7a48d1 7363 nl80211_destroy_bss(bss);
5c9da160
MB		 7364 if (!bss->added_if)
7365 i802_set_iface_flags(bss, 0);
8546ea19
JM		 7366 os_free(bss);
7367 bss = NULL;
7368 break;
7369 }
22a7c9d7 7370 }
8546ea19
JM		 7371 if (bss)
7372 wpa_printf(MSG_INFO, "nl80211: %s - could not find "
7373 "BSS %p in the list", __func__, bss);
390e489c 7374 } else {
2aec4f3c 7375 wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
390e489c 7376 nl80211_teardown_ap(bss);
2aec4f3c 7377 if (!bss->added_if && !drv->first_bss->next)
a70cd0db 7378 wpa_driver_nl80211_del_beacon(bss);
390e489c 7379 nl80211_destroy_bss(bss);
2aec4f3c
JM		 7380 if (!bss->added_if)
7381 i802_set_iface_flags(bss, 0);
390e489c
KP		 7382 if (drv->first_bss->next) {
7383 drv->first_bss = drv->first_bss->next;
7384 drv->ctx = drv->first_bss->ctx;
7385 os_free(bss);
7386 } else {
7387 wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
7388 }
22a7c9d7 7389 }
22a7c9d7
JM		 7390
7391 return 0;
7392}
7393
7394
55777702
JM		 7395static int cookie_handler(struct nl_msg *msg, void *arg)
7396{
7397 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7398 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7399 u64 *cookie = arg;
7400 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7401 genlmsg_attrlen(gnlh, 0), NULL);
7402 if (tb[NL80211_ATTR_COOKIE])
7403 *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
7404 return NL_SKIP;
7405}
7406
7407
88df0ef7 7408static int nl80211_send_frame_cmd(struct i802_bss *bss,
5dfca53f
JB		 7409 unsigned int freq, unsigned int wait,
7410 const u8 *buf, size_t buf_len,
88df0ef7 7411 u64 *cookie_out, int no_cck, int no_ack,
2d3943ce
AO		 7412 int offchanok, const u16 *csa_offs,
7413 size_t csa_offs_len)
9884f9cc 7414{
88df0ef7 7415 struct wpa_driver_nl80211_data *drv = bss->drv;
9884f9cc
JB		 7416 struct nl_msg *msg;
7417 u64 cookie;
7418 int ret = -1;
7419
cc2ada86 7420 wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
2e3e4566
JM		 7421 "no_ack=%d offchanok=%d",
7422 freq, wait, no_cck, no_ack, offchanok);
c91f796f 7423 wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
9884f9cc 7424
56f77852 7425 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) ||
a862e4a3
JM		 7426 (freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
7427 (wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) ||
7428 (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
7429 drv->test_use_roc_tx) &&
7430 nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) ||
7431 (no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) ||
7432 (no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) ||
2d3943ce
AO		 7433 (csa_offs && nla_put(msg, NL80211_ATTR_CSA_C_OFFSETS_TX,
7434 csa_offs_len * sizeof(u16), csa_offs)) ||
a862e4a3
JM		 7435 nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
7436 goto fail;
9884f9cc
JB		 7437
7438 cookie = 0;
7439 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
7440 msg = NULL;
7441 if (ret) {
7442 wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
a05225c8
JM		 7443 "(%s) (freq=%u wait=%u)", ret, strerror(-ret),
7444 freq, wait);
a862e4a3
JM		 7445 } else {
7446 wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
7447 "cookie 0x%llx", no_ack ? " (no ACK)" : "",
7448 (long long unsigned int) cookie);
9884f9cc 7449
a862e4a3
JM		 7450 if (cookie_out)
7451 *cookie_out = no_ack ? (u64) -1 : cookie;
759a8a3a
JM		 7452
7453 if (drv->num_send_action_cookies == MAX_SEND_ACTION_COOKIES) {
7454 wpa_printf(MSG_DEBUG,
7455 "nl80211: Drop oldest pending send action cookie 0x%llx",
7456 (long long unsigned int)
7457 drv->send_action_cookies[0]);
7458 os_memmove(&drv->send_action_cookies[0],
7459 &drv->send_action_cookies[1],
7460 (MAX_SEND_ACTION_COOKIES - 1) *
7461 sizeof(u64));
7462 drv->num_send_action_cookies--;
7463 }
7464 drv->send_action_cookies[drv->num_send_action_cookies] = cookie;
7465 drv->num_send_action_cookies++;
a862e4a3 7466 }
9884f9cc 7467
a862e4a3 7468fail:
9884f9cc
JB		 7469 nlmsg_free(msg);
7470 return ret;
7471}
7472
7473
9ebce9c5
JM		 7474static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
7475 unsigned int freq,
190b9062 7476 unsigned int wait_time,
58f6fbe0
JM		 7477 const u8 *dst, const u8 *src,
7478 const u8 *bssid,
b106173a
JM		 7479 const u8 *data, size_t data_len,
7480 int no_cck)
58f6fbe0 7481{
a2e40bb6 7482 struct wpa_driver_nl80211_data *drv = bss->drv;
58f6fbe0 7483 int ret = -1;
58f6fbe0
JM		 7484 u8 *buf;
7485 struct ieee80211_hdr *hdr;
58f6fbe0 7486
5dfca53f 7487 wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
55231068
JM		 7488 "freq=%u MHz wait=%d ms no_cck=%d)",
7489 drv->ifindex, freq, wait_time, no_cck);
58f6fbe0
JM		 7490
7491 buf = os_zalloc(24 + data_len);
7492 if (buf == NULL)
7493 return ret;
7494 os_memcpy(buf + 24, data, data_len);
7495 hdr = (struct ieee80211_hdr *) buf;
7496 hdr->frame_control =
7497 IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
7498 os_memcpy(hdr->addr1, dst, ETH_ALEN);
7499 os_memcpy(hdr->addr2, src, ETH_ALEN);
7500 os_memcpy(hdr->addr3, bssid, ETH_ALEN);
7501
8331c9b3
VK		 7502 if (os_memcmp(bss->addr, src, ETH_ALEN) != 0) {
7503 wpa_printf(MSG_DEBUG, "nl80211: Use random TA " MACSTR,
7504 MAC2STR(src));
7505 os_memcpy(bss->rand_addr, src, ETH_ALEN);
7506 } else {
7507 os_memset(bss->rand_addr, 0, ETH_ALEN);
7508 }
7509
f78f2785
JM		 7510 if (is_ap_interface(drv->nlmode) &&
7511 (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
7512 (int) freq == bss->freq || drv->device_ap_sme ||
7513 !drv->use_monitor))
9ebce9c5
JM		 7514 ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
7515 0, freq, no_cck, 1,
2d3943ce 7516 wait_time, NULL, 0);
9884f9cc 7517 else
88df0ef7 7518 ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
5dfca53f 7519 24 + data_len,
b106173a 7520 &drv->send_action_cookie,
2d3943ce 7521 no_cck, 0, 1, NULL, 0);
58f6fbe0 7522
f8bf1421 7523 os_free(buf);
58f6fbe0
JM		 7524 return ret;
7525}
7526
7527
759a8a3a 7528static void nl80211_frame_wait_cancel(struct i802_bss *bss, u64 cookie)
5dfca53f 7529{
5dfca53f
JB		 7530 struct wpa_driver_nl80211_data *drv = bss->drv;
7531 struct nl_msg *msg;
7532 int ret;
7533
316a9e4d 7534 wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
759a8a3a 7535 (long long unsigned int) cookie);
56f77852 7536 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
759a8a3a 7537 nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie)) {
a862e4a3
JM		 7538 nlmsg_free(msg);
7539 return;
7540 }
5dfca53f
JB		 7541
7542 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5dfca53f
JB		 7543 if (ret)
7544 wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
7545 "(%s)", ret, strerror(-ret));
5dfca53f
JB		 7546}
7547
7548
759a8a3a
JM		 7549static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
7550{
7551 struct i802_bss *bss = priv;
7552 struct wpa_driver_nl80211_data *drv = bss->drv;
7553 unsigned int i;
7554 u64 cookie;
7555
7556 /* Cancel the last pending TX cookie */
7557 nl80211_frame_wait_cancel(bss, drv->send_action_cookie);
7558
7559 /*
7560 * Cancel the other pending TX cookies, if any. This is needed since
7561 * the driver may keep a list of all pending offchannel TX operations
7562 * and free up the radio only once they have expired or cancelled.
7563 */
7564 for (i = drv->num_send_action_cookies; i > 0; i--) {
7565 cookie = drv->send_action_cookies[i - 1];
7566 if (cookie != drv->send_action_cookie)
7567 nl80211_frame_wait_cancel(bss, cookie);
7568 }
7569 drv->num_send_action_cookies = 0;
7570}
7571
7572
55777702
JM		 7573static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
7574 unsigned int duration)
7575{
a2e40bb6
FF		 7576 struct i802_bss *bss = priv;
7577 struct wpa_driver_nl80211_data *drv = bss->drv;
55777702
JM		 7578 struct nl_msg *msg;
7579 int ret;
7580 u64 cookie;
7581
56f77852 7582 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) ||
a862e4a3
JM		 7583 nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
7584 nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) {
7585 nlmsg_free(msg);
7586 return -1;
7587 }
55777702
JM		 7588
7589 cookie = 0;
7590 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
7591 if (ret == 0) {
7592 wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
7593 "0x%llx for freq=%u MHz duration=%u",
7594 (long long unsigned int) cookie, freq, duration);
7595 drv->remain_on_chan_cookie = cookie;
531f0331 7596 drv->pending_remain_on_chan = 1;
55777702
JM		 7597 return 0;
7598 }
7599 wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
15ed5535
JM		 7600 "(freq=%d duration=%u): %d (%s)",
7601 freq, duration, ret, strerror(-ret));
55777702
JM		 7602 return -1;
7603}
7604
7605
7606static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
7607{
a2e40bb6
FF		 7608 struct i802_bss *bss = priv;
7609 struct wpa_driver_nl80211_data *drv = bss->drv;
55777702
JM		 7610 struct nl_msg *msg;
7611 int ret;
7612
7613 if (!drv->pending_remain_on_chan) {
7614 wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
7615 "to cancel");
7616 return -1;
7617 }
7618
7619 wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
7620 "0x%llx",
7621 (long long unsigned int) drv->remain_on_chan_cookie);
7622
56f77852
JM		 7623 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
7624 if (!msg ||
a862e4a3
JM		 7625 nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) {
7626 nlmsg_free(msg);
7627 return -1;
7628 }
55777702
JM		 7629
7630 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7631 if (ret == 0)
7632 return 0;
7633 wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
7634 "%d (%s)", ret, strerror(-ret));
55777702
JM		 7635 return -1;
7636}
7637
7638
9ebce9c5 7639static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
504e905c 7640{
a2e40bb6 7641 struct wpa_driver_nl80211_data *drv = bss->drv;
504e905c 7642
5582a5d1 7643 if (!report) {
0d891981 7644 if (bss->nl_preq && drv->device_ap_sme &&
b8d87ed2
AP		 7645 is_ap_interface(drv->nlmode) && !bss->in_deinit &&
7646 !bss->static_ap) {
0d891981
JM		 7647 /*
7648 * Do not disable Probe Request reporting that was
7649 * enabled in nl80211_setup_ap().
7650 */
7651 wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
7652 "Probe Request reporting nl_preq=%p while "
7653 "in AP mode", bss->nl_preq);
7654 } else if (bss->nl_preq) {
36488c05
JM		 7655 wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
7656 "reporting nl_preq=%p", bss->nl_preq);
40a68f33 7657 nl80211_destroy_eloop_handle(&bss->nl_preq, 0);
5582a5d1
JB		 7658 }
7659 return 0;
7660 }
7661
481234cf 7662 if (bss->nl_preq) {
5582a5d1 7663 wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
36488c05 7664 "already on! nl_preq=%p", bss->nl_preq);
5582a5d1
JB		 7665 return 0;
7666 }
7667
481234cf
JM		 7668 bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
7669 if (bss->nl_preq == NULL)
5582a5d1 7670 return -1;
36488c05
JM		 7671 wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
7672 "reporting nl_preq=%p", bss->nl_preq);
5582a5d1 7673
481234cf 7674 if (nl80211_register_frame(bss, bss->nl_preq,
5582a5d1
JB		 7675 (WLAN_FC_TYPE_MGMT << 2) |
7676 (WLAN_FC_STYPE_PROBE_REQ << 4),
a92dfde8
JB		 7677 NULL, 0) < 0)
7678 goto out_err;
5582a5d1 7679
5f65e9f7
JB		 7680 nl80211_register_eloop_read(&bss->nl_preq,
7681 wpa_driver_nl80211_event_receive,
40a68f33 7682 bss->nl_cb, 0);
5582a5d1 7683
504e905c 7684 return 0;
5582a5d1 7685
a92dfde8 7686 out_err:
221a59c9 7687 nl_destroy_handles(&bss->nl_preq);
5582a5d1 7688 return -1;
504e905c
JM		 7689}
7690
7691
4e5cb1a3
JM		 7692static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
7693 int ifindex, int disabled)
7694{
7695 struct nl_msg *msg;
7696 struct nlattr *bands, *band;
7697 int ret;
7698
3e208481
JM		 7699 wpa_printf(MSG_DEBUG,
7700 "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
7701 ifindex, disabled ? "NL80211_TXRATE_LEGACY=OFDM-only" :
7702 "no NL80211_TXRATE_LEGACY constraint");
7703
95376e1a
JM		 7704 msg = nl80211_ifindex_msg(drv, ifindex, 0,
7705 NL80211_CMD_SET_TX_BITRATE_MASK);
4e5cb1a3
JM		 7706 if (!msg)
7707 return -1;
7708
4e5cb1a3
JM		 7709 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
7710 if (!bands)
a862e4a3 7711 goto fail;
4e5cb1a3
JM		 7712
7713 /*
7714 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
7715 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
7716 * rates. All 5 GHz rates are left enabled.
7717 */
7718 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
a862e4a3
JM		 7719 if (!band ||
7720 (disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8,
7721 "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
7722 goto fail;
4e5cb1a3
JM		 7723 nla_nest_end(msg, band);
7724
7725 nla_nest_end(msg, bands);
7726
7727 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4e5cb1a3
JM		 7728 if (ret) {
7729 wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
7730 "(%s)", ret, strerror(-ret));
1d0c6fb1
JM		 7731 } else
7732 drv->disabled_11b_rates = disabled;
4e5cb1a3
JM		 7733
7734 return ret;
7735
a862e4a3 7736fail:
4e5cb1a3
JM		 7737 nlmsg_free(msg);
7738 return -1;
7739}
7740
7741
af473088
JM		 7742static int wpa_driver_nl80211_deinit_ap(void *priv)
7743{
a2e40bb6
FF		 7744 struct i802_bss *bss = priv;
7745 struct wpa_driver_nl80211_data *drv = bss->drv;
b1f625e0 7746 if (!is_ap_interface(drv->nlmode))
af473088 7747 return -1;
a70cd0db 7748 wpa_driver_nl80211_del_beacon(bss);
9bc5cfa3 7749 bss->beacon_set = 0;
60b13c20
IP		 7750
7751 /*
7752 * If the P2P GO interface was dynamically added, then it is
7753 * possible that the interface change to station is not possible.
7754 */
7755 if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
7756 return 0;
7757
b1f625e0 7758 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
af473088
JM		 7759}
7760
7761
695c7038
SW		 7762static int wpa_driver_nl80211_stop_ap(void *priv)
7763{
7764 struct i802_bss *bss = priv;
7765 struct wpa_driver_nl80211_data *drv = bss->drv;
7766 if (!is_ap_interface(drv->nlmode))
7767 return -1;
a70cd0db 7768 wpa_driver_nl80211_del_beacon(bss);
695c7038
SW		 7769 bss->beacon_set = 0;
7770 return 0;
7771}
7772
7773
3c29244e
EP		 7774static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
7775{
7776 struct i802_bss *bss = priv;
7777 struct wpa_driver_nl80211_data *drv = bss->drv;
7778 if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
7779 return -1;
60b13c20
IP		 7780
7781 /*
7782 * If the P2P Client interface was dynamically added, then it is
7783 * possible that the interface change to station is not possible.
7784 */
7785 if (bss->if_dynamic)
7786 return 0;
7787
3c29244e
EP		 7788 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
7789}
7790
7791
207ef3fb
JM		 7792static void wpa_driver_nl80211_resume(void *priv)
7793{
a2e40bb6 7794 struct i802_bss *bss = priv;
e8dc205f 7795 enum nl80211_iftype nlmode = nl80211_get_ifmode(bss);
91724d6f
AS		 7796
7797 if (i802_set_iface_flags(bss, 1))
7798 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
e8dc205f
AO		 7799
7800 if (is_p2p_net_interface(nlmode))
7801 nl80211_disable_11b_rates(bss->drv, bss->drv->ifindex, 1);
207ef3fb
JM		 7802}
7803
7804
b625473c
JM		 7805static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
7806{
7807 struct i802_bss *bss = priv;
7808 struct wpa_driver_nl80211_data *drv = bss->drv;
8970bae8
JB		 7809 struct nl_msg *msg;
7810 struct nlattr *cqm;
b625473c
JM		 7811
7812 wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
7813 "hysteresis=%d", threshold, hysteresis);
7814
13f83980 7815 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) ||
a862e4a3
JM		 7816 !(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) ||
7817 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) ||
7818 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) {
7819 nlmsg_free(msg);
7820 return -1;
7821 }
8970bae8 7822 nla_nest_end(msg, cqm);
21270bb4 7823
a862e4a3 7824 return send_and_recv_msgs(drv, msg, NULL, NULL);
b625473c
JM		 7825}
7826
7827
2cc8d8f4
AO		 7828static int get_channel_width(struct nl_msg *msg, void *arg)
7829{
7830 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7831 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7832 struct wpa_signal_info *sig_change = arg;
7833
7834 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7835 genlmsg_attrlen(gnlh, 0), NULL);
7836
7837 sig_change->center_frq1 = -1;
7838 sig_change->center_frq2 = -1;
7839 sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
7840
7841 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
7842 sig_change->chanwidth = convert2width(
7843 nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
7844 if (tb[NL80211_ATTR_CENTER_FREQ1])
7845 sig_change->center_frq1 =
7846 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
7847 if (tb[NL80211_ATTR_CENTER_FREQ2])
7848 sig_change->center_frq2 =
7849 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
7850 }
7851
7852 return NL_SKIP;
7853}
7854
7855
7856static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
7857 struct wpa_signal_info *sig)
7858{
7859 struct nl_msg *msg;
7860
9725b784 7861 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
2cc8d8f4 7862 return send_and_recv_msgs(drv, msg, get_channel_width, sig);
2cc8d8f4
AO		 7863}
7864
7865
1c5c7273
PS		 7866static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
7867{
7868 struct i802_bss *bss = priv;
7869 struct wpa_driver_nl80211_data *drv = bss->drv;
7870 int res;
7871
7872 os_memset(si, 0, sizeof(*si));
7873 res = nl80211_get_link_signal(drv, si);
1d6955e6
JM		 7874 if (res) {
7875 if (drv->nlmode != NL80211_IFTYPE_ADHOC &&
7876 drv->nlmode != NL80211_IFTYPE_MESH_POINT)
7877 return res;
7878 si->current_signal = 0;
7879 }
1c5c7273 7880
2cc8d8f4
AO		 7881 res = nl80211_get_channel_width(drv, si);
7882 if (res != 0)
7883 return res;
7884
1c5c7273
PS		 7885 return nl80211_get_link_noise(drv, si);
7886}
7887
7888
b91ab76e
JM		 7889static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
7890 int encrypt)
7891{
7892 struct i802_bss *bss = priv;
55231068 7893 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0,
2d3943ce 7894 0, 0, 0, 0, NULL, 0);
b91ab76e
JM		 7895}
7896
7897
c55f774d
JM		 7898static int nl80211_set_param(void *priv, const char *param)
7899{
ef24ad3e
JM		 7900 struct i802_bss *bss = priv;
7901 struct wpa_driver_nl80211_data *drv = bss->drv;
7902
c55f774d
JM		 7903 if (param == NULL)
7904 return 0;
99a94f55 7905 wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
c55f774d
JM		 7906
7907#ifdef CONFIG_P2P
7908 if (os_strstr(param, "use_p2p_group_interface=1")) {
7909 wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
7910 "interface");
7911 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
7912 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
7913 }
7914#endif /* CONFIG_P2P */
7915
ef24ad3e 7916 if (os_strstr(param, "use_monitor=1"))
327b01d3 7917 drv->use_monitor = 1;
327b01d3
JM		 7918
7919 if (os_strstr(param, "force_connect_cmd=1")) {
327b01d3 7920 drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
b497a212 7921 drv->force_connect_cmd = 1;
327b01d3
JM		 7922 }
7923
ef24ad3e 7924 if (os_strstr(param, "force_bss_selection=1"))
4d584d8c 7925 drv->capa.flags |= WPA_DRIVER_FLAGS_BSS_SELECTION;
4d584d8c 7926
64abb725 7927 if (os_strstr(param, "no_offchannel_tx=1")) {
64abb725
JM		 7928 drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
7929 drv->test_use_roc_tx = 1;
7930 }
7931
c55f774d
JM		 7932 return 0;
7933}
7934
7935
45e3fc72 7936static void * nl80211_global_init(void *ctx)
f2ed8023
JM		 7937{
7938 struct nl80211_global *global;
36d84860
BG		 7939 struct netlink_config *cfg;
7940
f2ed8023
JM		 7941 global = os_zalloc(sizeof(*global));
7942 if (global == NULL)
7943 return NULL;
45e3fc72 7944 global->ctx = ctx;
c81eff1a 7945 global->ioctl_sock = -1;
f2ed8023 7946 dl_list_init(&global->interfaces);
ff6a158b 7947 global->if_add_ifindex = -1;
36d84860
BG		 7948
7949 cfg = os_zalloc(sizeof(*cfg));
7950 if (cfg == NULL)
7951 goto err;
7952
7953 cfg->ctx = global;
7954 cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
7955 cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
7956 global->netlink = netlink_init(cfg);
7957 if (global->netlink == NULL) {
7958 os_free(cfg);
7959 goto err;
7960 }
7961
2a7b66f5
BG		 7962 if (wpa_driver_nl80211_init_nl_global(global) < 0)
7963 goto err;
7964
c81eff1a
BG		 7965 global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
7966 if (global->ioctl_sock < 0) {
7ac3616d
JM		 7967 wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
7968 strerror(errno));
c81eff1a
BG		 7969 goto err;
7970 }
7971
f2ed8023 7972 return global;
36d84860
BG		 7973
7974err:
7975 nl80211_global_deinit(global);
7976 return NULL;
f2ed8023
JM		 7977}
7978
7979
7980static void nl80211_global_deinit(void *priv)
7981{
7982 struct nl80211_global *global = priv;
7983 if (global == NULL)
7984 return;
7985 if (!dl_list_empty(&global->interfaces)) {
7986 wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
7987 "nl80211_global_deinit",
7988 dl_list_len(&global->interfaces));
7989 }
36d84860
BG		 7990
7991 if (global->netlink)
7992 netlink_deinit(global->netlink);
7993
276e2d67
BG		 7994 nl_destroy_handles(&global->nl);
7995
5f65e9f7 7996 if (global->nl_event)
40a68f33 7997 nl80211_destroy_eloop_handle(&global->nl_event, 0);
d6c9aab8
JB		 7998
7999 nl_cb_put(global->nl_cb);
2a7b66f5 8000
c81eff1a
BG		 8001 if (global->ioctl_sock >= 0)
8002 close(global->ioctl_sock);
8003
f2ed8023
JM		 8004 os_free(global);
8005}
8006
8007
6859f1cb
BG		 8008static const char * nl80211_get_radio_name(void *priv)
8009{
8010 struct i802_bss *bss = priv;
8011 struct wpa_driver_nl80211_data *drv = bss->drv;
8012 return drv->phyname;
8013}
8014
8015
061a3d3d
VK		 8016static int nl80211_pmkid(struct i802_bss *bss, int cmd,
8017 struct wpa_pmkid_params *params)
a6efc65d
JM		 8018{
8019 struct nl_msg *msg;
0887215d 8020 const size_t PMK_MAX_LEN = 48; /* current cfg80211 limit */
a6efc65d 8021
13f83980 8022 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
061a3d3d
VK		 8023 (params->pmkid &&
8024 nla_put(msg, NL80211_ATTR_PMKID, 16, params->pmkid)) ||
8025 (params->bssid &&
8026 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid)) ||
8027 (params->ssid_len &&
8028 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) ||
8029 (params->fils_cache_id &&
8030 nla_put(msg, NL80211_ATTR_FILS_CACHE_ID, 2,
8031 params->fils_cache_id)) ||
c6ec9759 8032 (cmd != NL80211_CMD_DEL_PMKSA &&
8033 params->pmk_len && params->pmk_len <= PMK_MAX_LEN &&
061a3d3d 8034 nla_put(msg, NL80211_ATTR_PMK, params->pmk_len, params->pmk))) {
6110753b 8035 nl80211_nlmsg_clear(msg);
a862e4a3
JM		 8036 nlmsg_free(msg);
8037 return -ENOBUFS;
8038 }
a6efc65d 8039
6110753b 8040 return send_and_recv_msgs(bss->drv, msg, NULL, (void *) -1);
a6efc65d
JM		 8041}
8042
8043
6fbb5414 8044static int nl80211_add_pmkid(void *priv, struct wpa_pmkid_params *params)
a6efc65d
JM		 8045{
8046 struct i802_bss *bss = priv;
e7f6e6ee 8047 int ret;
061a3d3d
VK		 8048
8049 if (params->bssid)
8050 wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR,
8051 MAC2STR(params->bssid));
8052 else if (params->fils_cache_id && params->ssid_len) {
8053 wpa_printf(MSG_DEBUG,
8054 "nl80211: Add PMKSA for cache id %02x%02x SSID %s",
8055 params->fils_cache_id[0], params->fils_cache_id[1],
8056 wpa_ssid_txt(params->ssid, params->ssid_len));
8057 }
8058
e7f6e6ee
JM		 8059 ret = nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, params);
8060 if (ret < 0) {
8061 wpa_printf(MSG_DEBUG,
8062 "nl80211: NL80211_CMD_SET_PMKSA failed: %d (%s)",
8063 ret, strerror(-ret));
8064 }
8065
8066 return ret;
a6efc65d
JM		 8067}
8068
8069
6fbb5414 8070static int nl80211_remove_pmkid(void *priv, struct wpa_pmkid_params *params)
a6efc65d
JM		 8071{
8072 struct i802_bss *bss = priv;
e7f6e6ee 8073 int ret;
061a3d3d
VK		 8074
8075 if (params->bssid)
8076 wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
8077 MAC2STR(params->bssid));
8078 else if (params->fils_cache_id && params->ssid_len) {
8079 wpa_printf(MSG_DEBUG,
8080 "nl80211: Delete PMKSA for cache id %02x%02x SSID %s",
8081 params->fils_cache_id[0], params->fils_cache_id[1],
8082 wpa_ssid_txt(params->ssid, params->ssid_len));
8083 }
8084
e7f6e6ee
JM		 8085 ret = nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, params);
8086 if (ret < 0) {
8087 wpa_printf(MSG_DEBUG,
8088 "nl80211: NL80211_CMD_DEL_PMKSA failed: %d (%s)",
8089 ret, strerror(-ret));
8090 }
8091
8092 return ret;
a6efc65d
JM		 8093}
8094
8095
8096static int nl80211_flush_pmkid(void *priv)
8097{
8098 struct i802_bss *bss = priv;
061a3d3d
VK		 8099 struct nl_msg *msg;
8100
a6efc65d 8101 wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
061a3d3d
VK		 8102 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_FLUSH_PMKSA);
8103 if (!msg)
8104 return -ENOBUFS;
8105 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
a6efc65d
JM		 8106}
8107
8108
0185007c
MK		 8109static void clean_survey_results(struct survey_results *survey_results)
8110{
8111 struct freq_survey *survey, *tmp;
8112
8113 if (dl_list_empty(&survey_results->survey_list))
8114 return;
8115
8116 dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
8117 struct freq_survey, list) {
8118 dl_list_del(&survey->list);
8119 os_free(survey);
8120 }
8121}
8122
8123
8124static void add_survey(struct nlattr **sinfo, u32 ifidx,
8125 struct dl_list *survey_list)
8126{
8127 struct freq_survey *survey;
8128
8129 survey = os_zalloc(sizeof(struct freq_survey));
8130 if (!survey)
8131 return;
8132
8133 survey->ifidx = ifidx;
8134 survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
8135 survey->filled = 0;
8136
8137 if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
8138 survey->nf = (int8_t)
8139 nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
8140 survey->filled |= SURVEY_HAS_NF;
8141 }
8142
8143 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
8144 survey->channel_time =
8145 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
8146 survey->filled |= SURVEY_HAS_CHAN_TIME;
8147 }
8148
8149 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
8150 survey->channel_time_busy =
8151 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
8152 survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
8153 }
8154
8155 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
8156 survey->channel_time_rx =
8157 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
8158 survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
8159 }
8160
8161 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
8162 survey->channel_time_tx =
8163 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
8164 survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
8165 }
8166
8167 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)",
8168 survey->freq,
8169 survey->nf,
8170 (unsigned long int) survey->channel_time,
8171 (unsigned long int) survey->channel_time_busy,
8172 (unsigned long int) survey->channel_time_tx,
8173 (unsigned long int) survey->channel_time_rx,
8174 survey->filled);
8175
8176 dl_list_add_tail(survey_list, &survey->list);
8177}
8178
8179
8180static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
8181 unsigned int freq_filter)
8182{
8183 if (!freq_filter)
8184 return 1;
8185
8186 return freq_filter == surveyed_freq;
8187}
8188
8189
8190static int survey_handler(struct nl_msg *msg, void *arg)
8191{
8192 struct nlattr *tb[NL80211_ATTR_MAX + 1];
8193 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8194 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
8195 struct survey_results *survey_results;
8196 u32 surveyed_freq = 0;
8197 u32 ifidx;
8198
8199 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
8200 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
8201 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
8202 };
8203
8204 survey_results = (struct survey_results *) arg;
8205
8206 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
8207 genlmsg_attrlen(gnlh, 0), NULL);
8208
e28f39b7
SJ		 8209 if (!tb[NL80211_ATTR_IFINDEX])
8210 return NL_SKIP;
8211
0185007c
MK		 8212 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
8213
8214 if (!tb[NL80211_ATTR_SURVEY_INFO])
8215 return NL_SKIP;
8216
8217 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
8218 tb[NL80211_ATTR_SURVEY_INFO],
8219 survey_policy))
8220 return NL_SKIP;
8221
8222 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
8223 wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
8224 return NL_SKIP;
8225 }
8226
8227 surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
8228
8229 if (!check_survey_ok(sinfo, surveyed_freq,
8230 survey_results->freq_filter))
8231 return NL_SKIP;
8232
8233 if (survey_results->freq_filter &&
8234 survey_results->freq_filter != surveyed_freq) {
8235 wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
8236 surveyed_freq);
8237 return NL_SKIP;
8238 }
8239
8240 add_survey(sinfo, ifidx, &survey_results->survey_list);
8241
8242 return NL_SKIP;
8243}
8244
8245
8246static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
8247{
8248 struct i802_bss *bss = priv;
8249 struct wpa_driver_nl80211_data *drv = bss->drv;
8250 struct nl_msg *msg;
9725b784 8251 int err;
0185007c
MK		 8252 union wpa_event_data data;
8253 struct survey_results *survey_results;
8254
8255 os_memset(&data, 0, sizeof(data));
8256 survey_results = &data.survey_results;
8257
8258 dl_list_init(&survey_results->survey_list);
8259
9725b784 8260 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
0185007c 8261 if (!msg)
a862e4a3 8262 return -ENOBUFS;
0185007c 8263
0185007c
MK		 8264 if (freq)
8265 data.survey_results.freq_filter = freq;
8266
8267 do {
8268 wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
8269 err = send_and_recv_msgs(drv, msg, survey_handler,
8270 survey_results);
8271 } while (err > 0);
8272
a862e4a3 8273 if (err)
0185007c 8274 wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
a862e4a3
JM		 8275 else
8276 wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
0185007c 8277
0185007c 8278 clean_survey_results(survey_results);
0185007c
MK		 8279 return err;
8280}
8281
8282
98cd3d1c
JM		 8283static void nl80211_set_rekey_info(void *priv, const u8 *kek, size_t kek_len,
8284 const u8 *kck, size_t kck_len,
b14a210c
JB		 8285 const u8 *replay_ctr)
8286{
8287 struct i802_bss *bss = priv;
8288 struct wpa_driver_nl80211_data *drv = bss->drv;
8289 struct nlattr *replay_nested;
8290 struct nl_msg *msg;
64ae2447 8291 int ret;
b14a210c 8292
64ae2447
JM		 8293 if (!drv->set_rekey_offload)
8294 return;
8295
8296 wpa_printf(MSG_DEBUG, "nl80211: Set rekey offload");
13f83980 8297 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) ||
a862e4a3 8298 !(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) ||
98cd3d1c 8299 nla_put(msg, NL80211_REKEY_DATA_KEK, kek_len, kek) ||
b6ea7642 8300 (kck_len && nla_put(msg, NL80211_REKEY_DATA_KCK, kck_len, kck)) ||
a862e4a3
JM		 8301 nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
8302 replay_ctr)) {
bbd89bfc 8303 nl80211_nlmsg_clear(msg);
a862e4a3
JM		 8304 nlmsg_free(msg);
8305 return;
8306 }
b14a210c
JB		 8307
8308 nla_nest_end(msg, replay_nested);
8309
64ae2447
JM		 8310 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
8311 if (ret == -EOPNOTSUPP) {
8312 wpa_printf(MSG_DEBUG,
8313 "nl80211: Driver does not support rekey offload");
8314 drv->set_rekey_offload = 0;
8315 }
b14a210c
JB		 8316}
8317
8318
39718852
JB		 8319static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
8320 const u8 *addr, int qos)
bcf24348 8321{
39718852
JB		 8322 /* send data frame to poll STA and check whether
8323 * this frame is ACKed */
bcf24348
JB		 8324 struct {
8325 struct ieee80211_hdr hdr;
8326 u16 qos_ctl;
8327 } STRUCT_PACKED nulldata;
8328 size_t size;
8329
8330 /* Send data frame to poll STA and check whether this frame is ACKed */
8331
8332 os_memset(&nulldata, 0, sizeof(nulldata));
8333
8334 if (qos) {
8335 nulldata.hdr.frame_control =
8336 IEEE80211_FC(WLAN_FC_TYPE_DATA,
8337 WLAN_FC_STYPE_QOS_NULL);
8338 size = sizeof(nulldata);
8339 } else {
8340 nulldata.hdr.frame_control =
8341 IEEE80211_FC(WLAN_FC_TYPE_DATA,
8342 WLAN_FC_STYPE_NULLFUNC);
8343 size = sizeof(struct ieee80211_hdr);
8344 }
8345
8346 nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
8347 os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
8348 os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
8349 os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
8350
9ebce9c5 8351 if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
2d3943ce 8352 0, 0, NULL, 0) < 0)
bcf24348
JB		 8353 wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
8354 "send poll frame");
8355}
8356
39718852
JB		 8357static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
8358 int qos)
8359{
8360 struct i802_bss *bss = priv;
8361 struct wpa_driver_nl80211_data *drv = bss->drv;
8362 struct nl_msg *msg;
323a51cc 8363 u64 cookie;
fc99fab7 8364 int ret;
39718852
JB		 8365
8366 if (!drv->poll_command_supported) {
8367 nl80211_send_null_frame(bss, own_addr, addr, qos);
8368 return;
8369 }
8370
13f83980 8371 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) ||
a862e4a3
JM		 8372 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
8373 nlmsg_free(msg);
8374 return;
8375 }
39718852 8376
323a51cc 8377 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
fc99fab7
JM		 8378 if (ret < 0) {
8379 wpa_printf(MSG_DEBUG, "nl80211: Client probe request for "
8380 MACSTR " failed: ret=%d (%s)",
8381 MAC2STR(addr), ret, strerror(-ret));
323a51cc
IP		 8382 } else {
8383 wpa_printf(MSG_DEBUG,
8384 "nl80211: Client probe request addr=" MACSTR
8385 " cookie=%llu", MAC2STR(addr),
8386 (long long unsigned int) cookie);
fc99fab7 8387 }
39718852
JB		 8388}
8389
bcf24348 8390
29f338af
JM		 8391static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
8392{
8393 struct nl_msg *msg;
1baa130b 8394 int ret;
29f338af 8395
13f83980 8396 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) ||
a862e4a3
JM		 8397 nla_put_u32(msg, NL80211_ATTR_PS_STATE,
8398 enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) {
8399 nlmsg_free(msg);
8400 return -ENOBUFS;
8401 }
1baa130b
JM		 8402
8403 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
8404 if (ret < 0) {
8405 wpa_printf(MSG_DEBUG,
8406 "nl80211: Setting PS state %s failed: %d (%s)",
8407 enabled ? "enabled" : "disabled",
8408 ret, strerror(-ret));
8409 }
8410 return ret;
29f338af
JM		 8411}
8412
8413
8414static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
8415 int ctwindow)
8416{
8417 struct i802_bss *bss = priv;
8418
8419 wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
8420 "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
8421
0de38036
JM		 8422 if (opp_ps != -1 || ctwindow != -1) {
8423#ifdef ANDROID_P2P
8424 wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
8425#else /* ANDROID_P2P */
29f338af 8426 return -1; /* Not yet supported */
0de38036
JM		 8427#endif /* ANDROID_P2P */
8428 }
29f338af
JM		 8429
8430 if (legacy_ps == -1)
8431 return 0;
8432 if (legacy_ps != 0 && legacy_ps != 1)
8433 return -1; /* Not yet supported */
8434
8435 return nl80211_set_power_save(bss, legacy_ps);
8436}
8437
8438
04e8003c
JD		 8439static int nl80211_start_radar_detection(void *priv,
8440 struct hostapd_freq_params *freq)
f90e9c1c
SW		 8441{
8442 struct i802_bss *bss = priv;
8443 struct wpa_driver_nl80211_data *drv = bss->drv;
8444 struct nl_msg *msg;
8445 int ret;
8446
ad9a1bfe
JC		 8447 wpa_printf(MSG_DEBUG, "nl80211: Start radar detection (CAC) %d MHz (ht_enabled=%d, vht_enabled=%d, he_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
8448 freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
04e8003c
JD		 8449 freq->bandwidth, freq->center_freq1, freq->center_freq2);
8450
f90e9c1c
SW		 8451 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
8452 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
8453 "detection");
8454 return -1;
8455 }
8456
9725b784 8457 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
a862e4a3
JM		 8458 nl80211_put_freq_params(msg, freq) < 0) {
8459 nlmsg_free(msg);
8460 return -1;
8461 }
f90e9c1c
SW		 8462
8463 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8464 if (ret == 0)
8465 return 0;
8466 wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
8467 "%d (%s)", ret, strerror(-ret));
f90e9c1c
SW		 8468 return -1;
8469}
8470
03ea1786
AN		 8471#ifdef CONFIG_TDLS
8472
8473static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
8474 u8 dialog_token, u16 status_code,
984dadc2
AN		 8475 u32 peer_capab, int initiator, const u8 *buf,
8476 size_t len)
03ea1786
AN		 8477{
8478 struct i802_bss *bss = priv;
8479 struct wpa_driver_nl80211_data *drv = bss->drv;
8480 struct nl_msg *msg;
8481
8482 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
8483 return -EOPNOTSUPP;
8484
8485 if (!dst)
8486 return -EINVAL;
8487
9725b784 8488 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) ||
a862e4a3
JM		 8489 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
8490 nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) ||
8491 nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) ||
8492 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code))
8493 goto fail;
96ecea5e
SD		 8494 if (peer_capab) {
8495 /*
8496 * The internal enum tdls_peer_capability definition is
8497 * currently identical with the nl80211 enum
8498 * nl80211_tdls_peer_capability, so no conversion is needed
8499 * here.
8500 */
a862e4a3
JM		 8501 if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY,
8502 peer_capab))
8503 goto fail;
96ecea5e 8504 }
a862e4a3
JM		 8505 if ((initiator &&
8506 nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) ||
8507 nla_put(msg, NL80211_ATTR_IE, len, buf))
8508 goto fail;
03ea1786
AN		 8509
8510 return send_and_recv_msgs(drv, msg, NULL, NULL);
8511
a862e4a3 8512fail:
03ea1786
AN		 8513 nlmsg_free(msg);
8514 return -ENOBUFS;
8515}
8516
8517
8518static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
8519{
8520 struct i802_bss *bss = priv;
8521 struct wpa_driver_nl80211_data *drv = bss->drv;
8522 struct nl_msg *msg;
8523 enum nl80211_tdls_operation nl80211_oper;
b2442f25 8524 int res;
03ea1786
AN		 8525
8526 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
8527 return -EOPNOTSUPP;
8528
8529 switch (oper) {
8530 case TDLS_DISCOVERY_REQ:
8531 nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
8532 break;
8533 case TDLS_SETUP:
8534 nl80211_oper = NL80211_TDLS_SETUP;
8535 break;
8536 case TDLS_TEARDOWN:
8537 nl80211_oper = NL80211_TDLS_TEARDOWN;
8538 break;
8539 case TDLS_ENABLE_LINK:
8540 nl80211_oper = NL80211_TDLS_ENABLE_LINK;
8541 break;
8542 case TDLS_DISABLE_LINK:
8543 nl80211_oper = NL80211_TDLS_DISABLE_LINK;
8544 break;
8545 case TDLS_ENABLE:
8546 return 0;
8547 case TDLS_DISABLE:
8548 return 0;
8549 default:
8550 return -EINVAL;
8551 }
8552
9725b784 8553 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) ||
a862e4a3 8554 nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) ||
a862e4a3
JM		 8555 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) {
8556 nlmsg_free(msg);
8557 return -ENOBUFS;
8558 }
03ea1786 8559
b2442f25
JM		 8560 res = send_and_recv_msgs(drv, msg, NULL, NULL);
8561 wpa_printf(MSG_DEBUG, "nl80211: TDLS_OPER: oper=%d mac=" MACSTR
8562 " --> res=%d (%s)", nl80211_oper, MAC2STR(peer), res,
8563 strerror(-res));
8564 return res;
03ea1786
AN		 8565}
8566
72b2605f
AN		 8567
8568static int
8569nl80211_tdls_enable_channel_switch(void *priv, const u8 *addr, u8 oper_class,
8570 const struct hostapd_freq_params *params)
8571{
8572 struct i802_bss *bss = priv;
8573 struct wpa_driver_nl80211_data *drv = bss->drv;
8574 struct nl_msg *msg;
8575 int ret = -ENOBUFS;
8576
8577 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
8578 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
8579 return -EOPNOTSUPP;
8580
8581 wpa_printf(MSG_DEBUG, "nl80211: Enable TDLS channel switch " MACSTR
8582 " oper_class=%u freq=%u",
8583 MAC2STR(addr), oper_class, params->freq);
8584 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH);
8585 if (!msg ||
8586 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
8587 nla_put_u8(msg, NL80211_ATTR_OPER_CLASS, oper_class) ||
8588 (ret = nl80211_put_freq_params(msg, params))) {
8589 nlmsg_free(msg);
8590 wpa_printf(MSG_DEBUG, "nl80211: Could not build TDLS chan switch");
8591 return ret;
8592 }
8593
8594 return send_and_recv_msgs(drv, msg, NULL, NULL);
8595}
8596
8597
8598static int
8599nl80211_tdls_disable_channel_switch(void *priv, const u8 *addr)
8600{
8601 struct i802_bss *bss = priv;
8602 struct wpa_driver_nl80211_data *drv = bss->drv;
8603 struct nl_msg *msg;
8604
8605 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
8606 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
8607 return -EOPNOTSUPP;
8608
8609 wpa_printf(MSG_DEBUG, "nl80211: Disable TDLS channel switch " MACSTR,
8610 MAC2STR(addr));
8611 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH);
8612 if (!msg ||
8613 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
8614 nlmsg_free(msg);
8615 wpa_printf(MSG_DEBUG,
8616 "nl80211: Could not build TDLS cancel chan switch");
8617 return -ENOBUFS;
8618 }
8619
8620 return send_and_recv_msgs(drv, msg, NULL, NULL);
8621}
8622
03ea1786
AN		 8623#endif /* CONFIG TDLS */
8624
8625
9ebce9c5
JM		 8626static int driver_nl80211_set_key(const char *ifname, void *priv,
8627 enum wpa_alg alg, const u8 *addr,
8628 int key_idx, int set_tx,
8629 const u8 *seq, size_t seq_len,
8630 const u8 *key, size_t key_len)
8631{
8632 struct i802_bss *bss = priv;
8633 return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx,
8634 set_tx, seq, seq_len, key, key_len);
8635}
8636
8637
8638static int driver_nl80211_scan2(void *priv,
8639 struct wpa_driver_scan_params *params)
8640{
8641 struct i802_bss *bss = priv;
b658547d 8642#ifdef CONFIG_DRIVER_NL80211_QCA
adcd7c4b
KV		 8643 struct wpa_driver_nl80211_data *drv = bss->drv;
8644
8645 /*
8646 * Do a vendor specific scan if possible. If only_new_results is
8647 * set, do a normal scan since a kernel (cfg80211) BSS cache flush
8648 * cannot be achieved through a vendor scan. The below condition may
8649 * need to be modified if new scan flags are added in the future whose
8650 * functionality can only be achieved through a normal scan.
8651 */
8652 if (drv->scan_vendor_cmd_avail && !params->only_new_results)
8653 return wpa_driver_nl80211_vendor_scan(bss, params);
b658547d 8654#endif /* CONFIG_DRIVER_NL80211_QCA */
9ebce9c5
JM		 8655 return wpa_driver_nl80211_scan(bss, params);
8656}
8657
8658
8659static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
4be17ffb 8660 u16 reason_code)
9ebce9c5
JM		 8661{
8662 struct i802_bss *bss = priv;
8663 return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
8664}
8665
8666
8667static int driver_nl80211_authenticate(void *priv,
8668 struct wpa_driver_auth_params *params)
8669{
8670 struct i802_bss *bss = priv;
8671 return wpa_driver_nl80211_authenticate(bss, params);
8672}
8673
8674
8675static void driver_nl80211_deinit(void *priv)
8676{
8677 struct i802_bss *bss = priv;
8678 wpa_driver_nl80211_deinit(bss);
8679}
8680
8681
8682static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
8683 const char *ifname)
8684{
8685 struct i802_bss *bss = priv;
8686 return wpa_driver_nl80211_if_remove(bss, type, ifname);
8687}
8688
8689
8690static int driver_nl80211_send_mlme(void *priv, const u8 *data,
5d180a77 8691 size_t data_len, int noack,
2d3943ce
AO		 8692 unsigned int freq,
8693 const u16 *csa_offs, size_t csa_offs_len)
9ebce9c5
JM		 8694{
8695 struct i802_bss *bss = priv;
8696 return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
2d3943ce
AO		 8697 freq, 0, 0, 0, csa_offs,
8698 csa_offs_len);
9ebce9c5
JM		 8699}
8700
8701
8702static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
8703{
8704 struct i802_bss *bss = priv;
59d7148a 8705 return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
9ebce9c5
JM		 8706}
8707
8708
9ebce9c5
JM		 8709static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
8710 const char *ifname, int vlan_id)
8711{
8712 struct i802_bss *bss = priv;
8713 return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
8714}
9ebce9c5
JM		 8715
8716
8717static int driver_nl80211_read_sta_data(void *priv,
8718 struct hostap_sta_driver_data *data,
8719 const u8 *addr)
8720{
8721 struct i802_bss *bss = priv;
7824bf77
JC		 8722
8723 os_memset(data, 0, sizeof(*data));
9ebce9c5
JM		 8724 return i802_read_sta_data(bss, data, addr);
8725}
8726
8727
8728static int driver_nl80211_send_action(void *priv, unsigned int freq,
8729 unsigned int wait_time,
8730 const u8 *dst, const u8 *src,
8731 const u8 *bssid,
8732 const u8 *data, size_t data_len,
8733 int no_cck)
8734{
8735 struct i802_bss *bss = priv;
8736 return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
8737 bssid, data, data_len, no_cck);
8738}
8739
8740
8741static int driver_nl80211_probe_req_report(void *priv, int report)
8742{
8743 struct i802_bss *bss = priv;
8744 return wpa_driver_nl80211_probe_req_report(bss, report);
8745}
8746
8747
6a1ce395
DG		 8748static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
8749 const u8 *ies, size_t ies_len)
8750{
8751 int ret;
8752 struct nl_msg *msg;
8753 struct i802_bss *bss = priv;
8754 struct wpa_driver_nl80211_data *drv = bss->drv;
8755 u16 mdid = WPA_GET_LE16(md);
8756
6a1ce395 8757 wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
9725b784 8758 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) ||
a862e4a3
JM		 8759 nla_put(msg, NL80211_ATTR_IE, ies_len, ies) ||
8760 nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) {
8761 nlmsg_free(msg);
8762 return -ENOBUFS;
8763 }
6a1ce395
DG		 8764
8765 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8766 if (ret) {
8767 wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
8768 "err=%d (%s)", ret, strerror(-ret));
8769 }
8770
8771 return ret;
6a1ce395
DG		 8772}
8773
8774
d1836e23
LD		 8775static int nl80211_update_dh_ie(void *priv, const u8 *peer_mac,
8776 u16 reason_code, const u8 *ie, size_t ie_len)
8777{
8778 int ret;
8779 struct nl_msg *msg;
8780 struct i802_bss *bss = priv;
8781 struct wpa_driver_nl80211_data *drv = bss->drv;
8782
8783 wpa_printf(MSG_DEBUG, "nl80211: Updating DH IE peer: " MACSTR
8784 " reason %u", MAC2STR(peer_mac), reason_code);
8785 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UPDATE_OWE_INFO)) ||
8786 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer_mac) ||
8787 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, reason_code) ||
8788 (ie && nla_put(msg, NL80211_ATTR_IE, ie_len, ie))) {
8789 nlmsg_free(msg);
8790 return -ENOBUFS;
8791 }
8792
8793 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8794 if (ret) {
8795 wpa_printf(MSG_DEBUG,
8796 "nl80211: update_dh_ie failed err=%d (%s)",
8797 ret, strerror(-ret));
8798 }
8799
8800 return ret;
8801}
8802
8803
47754718 8804static const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
597b94f5
AS		 8805{
8806 struct i802_bss *bss = priv;
8807 struct wpa_driver_nl80211_data *drv = bss->drv;
8808
8809 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
8810 return NULL;
8811
8812 return bss->addr;
8813}
8814
8815
a771c07d
JM		 8816static const char * scan_state_str(enum scan_states scan_state)
8817{
8818 switch (scan_state) {
8819 case NO_SCAN:
8820 return "NO_SCAN";
8821 case SCAN_REQUESTED:
8822 return "SCAN_REQUESTED";
8823 case SCAN_STARTED:
8824 return "SCAN_STARTED";
8825 case SCAN_COMPLETED:
8826 return "SCAN_COMPLETED";
8827 case SCAN_ABORTED:
8828 return "SCAN_ABORTED";
8829 case SCHED_SCAN_STARTED:
8830 return "SCHED_SCAN_STARTED";
8831 case SCHED_SCAN_STOPPED:
8832 return "SCHED_SCAN_STOPPED";
8833 case SCHED_SCAN_RESULTS:
8834 return "SCHED_SCAN_RESULTS";
8835 }
8836
8837 return "??";
8838}
8839
8840
8841static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
8842{
8843 struct i802_bss *bss = priv;
8844 struct wpa_driver_nl80211_data *drv = bss->drv;
8845 int res;
8846 char *pos, *end;
fea49f8f
JM		 8847 struct nl_msg *msg;
8848 char alpha2[3] = { 0, 0, 0 };
a771c07d
JM		 8849
8850 pos = buf;
8851 end = buf + buflen;
8852
8853 res = os_snprintf(pos, end - pos,
8854 "ifindex=%d\n"
8855 "ifname=%s\n"
8856 "brname=%s\n"
8857 "addr=" MACSTR "\n"
8858 "freq=%d\n"
c809756f 8859 "%s%s%s%s%s%s",
a771c07d
JM		 8860 bss->ifindex,
8861 bss->ifname,
8862 bss->brname,
8863 MAC2STR(bss->addr),
8864 bss->freq,
8865 bss->beacon_set ? "beacon_set=1\n" : "",
8866 bss->added_if_into_bridge ?
8867 "added_if_into_bridge=1\n" : "",
c809756f 8868 bss->already_in_bridge ? "already_in_bridge=1\n" : "",
a771c07d
JM		 8869 bss->added_bridge ? "added_bridge=1\n" : "",
8870 bss->in_deinit ? "in_deinit=1\n" : "",
8871 bss->if_dynamic ? "if_dynamic=1\n" : "");
d85e1fc8 8872 if (os_snprintf_error(end - pos, res))
a771c07d
JM		 8873 return pos - buf;
8874 pos += res;
8875
8876 if (bss->wdev_id_set) {
8877 res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
8878 (unsigned long long) bss->wdev_id);
d85e1fc8 8879 if (os_snprintf_error(end - pos, res))
a771c07d
JM		 8880 return pos - buf;
8881 pos += res;
8882 }
8883
8884 res = os_snprintf(pos, end - pos,
8885 "phyname=%s\n"
fee354c7 8886 "perm_addr=" MACSTR "\n"
a771c07d
JM		 8887 "drv_ifindex=%d\n"
8888 "operstate=%d\n"
8889 "scan_state=%s\n"
8890 "auth_bssid=" MACSTR "\n"
8891 "auth_attempt_bssid=" MACSTR "\n"
8892 "bssid=" MACSTR "\n"
8893 "prev_bssid=" MACSTR "\n"
8894 "associated=%d\n"
8895 "assoc_freq=%u\n"
8896 "monitor_sock=%d\n"
8897 "monitor_ifidx=%d\n"
8898 "monitor_refcount=%d\n"
8899 "last_mgmt_freq=%u\n"
8900 "eapol_tx_sock=%d\n"
97752f79 8901 "%s%s%s%s%s%s%s%s%s%s%s%s%s",
a771c07d 8902 drv->phyname,
fee354c7 8903 MAC2STR(drv->perm_addr),
a771c07d
JM		 8904 drv->ifindex,
8905 drv->operstate,
8906 scan_state_str(drv->scan_state),
8907 MAC2STR(drv->auth_bssid),
8908 MAC2STR(drv->auth_attempt_bssid),
8909 MAC2STR(drv->bssid),
8910 MAC2STR(drv->prev_bssid),
8911 drv->associated,
8912 drv->assoc_freq,
8913 drv->monitor_sock,
8914 drv->monitor_ifidx,
8915 drv->monitor_refcount,
8916 drv->last_mgmt_freq,
8917 drv->eapol_tx_sock,
8918 drv->ignore_if_down_event ?
8919 "ignore_if_down_event=1\n" : "",
8920 drv->scan_complete_events ?
8921 "scan_complete_events=1\n" : "",
8922 drv->disabled_11b_rates ?
8923 "disabled_11b_rates=1\n" : "",
8924 drv->pending_remain_on_chan ?
8925 "pending_remain_on_chan=1\n" : "",
8926 drv->in_interface_list ? "in_interface_list=1\n" : "",
8927 drv->device_ap_sme ? "device_ap_sme=1\n" : "",
8928 drv->poll_command_supported ?
8929 "poll_command_supported=1\n" : "",
8930 drv->data_tx_status ? "data_tx_status=1\n" : "",
8931 drv->scan_for_auth ? "scan_for_auth=1\n" : "",
8932 drv->retry_auth ? "retry_auth=1\n" : "",
8933 drv->use_monitor ? "use_monitor=1\n" : "",
8934 drv->ignore_next_local_disconnect ?
8935 "ignore_next_local_disconnect=1\n" : "",
d6a36f39 8936 drv->ignore_next_local_deauth ?
97752f79 8937 "ignore_next_local_deauth=1\n" : "");
d85e1fc8 8938 if (os_snprintf_error(end - pos, res))
a771c07d
JM		 8939 return pos - buf;
8940 pos += res;
8941
8942 if (drv->has_capability) {
8943 res = os_snprintf(pos, end - pos,
8944 "capa.key_mgmt=0x%x\n"
8945 "capa.enc=0x%x\n"
8946 "capa.auth=0x%x\n"
24bd4e0b 8947 "capa.flags=0x%llx\n"
a0a34d53 8948 "capa.rrm_flags=0x%x\n"
a771c07d
JM		 8949 "capa.max_scan_ssids=%d\n"
8950 "capa.max_sched_scan_ssids=%d\n"
8951 "capa.sched_scan_supported=%d\n"
8952 "capa.max_match_sets=%d\n"
8953 "capa.max_remain_on_chan=%u\n"
8954 "capa.max_stations=%u\n"
8955 "capa.probe_resp_offloads=0x%x\n"
8956 "capa.max_acl_mac_addrs=%u\n"
86056fea
IP		 8957 "capa.num_multichan_concurrent=%u\n"
8958 "capa.mac_addr_rand_sched_scan_supported=%d\n"
079a28f7
AK		 8959 "capa.mac_addr_rand_scan_supported=%d\n"
8960 "capa.conc_capab=%u\n"
8961 "capa.max_conc_chan_2_4=%u\n"
09ea4309
AS		 8962 "capa.max_conc_chan_5_0=%u\n"
8963 "capa.max_sched_scan_plans=%u\n"
8964 "capa.max_sched_scan_plan_interval=%u\n"
8965 "capa.max_sched_scan_plan_iterations=%u\n",
a771c07d
JM		 8966 drv->capa.key_mgmt,
8967 drv->capa.enc,
8968 drv->capa.auth,
24bd4e0b 8969 (unsigned long long) drv->capa.flags,
a0a34d53 8970 drv->capa.rrm_flags,
a771c07d
JM		 8971 drv->capa.max_scan_ssids,
8972 drv->capa.max_sched_scan_ssids,
8973 drv->capa.sched_scan_supported,
8974 drv->capa.max_match_sets,
8975 drv->capa.max_remain_on_chan,
8976 drv->capa.max_stations,
8977 drv->capa.probe_resp_offloads,
8978 drv->capa.max_acl_mac_addrs,
86056fea
IP		 8979 drv->capa.num_multichan_concurrent,
8980 drv->capa.mac_addr_rand_sched_scan_supported,
079a28f7
AK		 8981 drv->capa.mac_addr_rand_scan_supported,
8982 drv->capa.conc_capab,
8983 drv->capa.max_conc_chan_2_4,
09ea4309
AS		 8984 drv->capa.max_conc_chan_5_0,
8985 drv->capa.max_sched_scan_plans,
8986 drv->capa.max_sched_scan_plan_interval,
8987 drv->capa.max_sched_scan_plan_iterations);
d85e1fc8 8988 if (os_snprintf_error(end - pos, res))
a771c07d
JM		 8989 return pos - buf;
8990 pos += res;
8991 }
8992
fea49f8f
JM		 8993 msg = nlmsg_alloc();
8994 if (msg &&
8995 nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG) &&
8996 nla_put_u32(msg, NL80211_ATTR_WIPHY, drv->wiphy_idx) == 0) {
8997 if (send_and_recv_msgs(drv, msg, nl80211_get_country,
8998 alpha2) == 0 &&
8999 alpha2[0]) {
9000 res = os_snprintf(pos, end - pos, "country=%s\n",
9001 alpha2);
9002 if (os_snprintf_error(end - pos, res))
9003 return pos - buf;
9004 pos += res;
9005 }
9006 } else {
9007 nlmsg_free(msg);
9008 }
9009
a771c07d
JM		 9010 return pos - buf;
9011}
9012
9013
1c4ffa87
AO		 9014static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
9015{
a862e4a3
JM		 9016 if ((settings->head &&
9017 nla_put(msg, NL80211_ATTR_BEACON_HEAD,
9018 settings->head_len, settings->head)) ||
9019 (settings->tail &&
9020 nla_put(msg, NL80211_ATTR_BEACON_TAIL,
9021 settings->tail_len, settings->tail)) ||
9022 (settings->beacon_ies &&
9023 nla_put(msg, NL80211_ATTR_IE,
9024 settings->beacon_ies_len, settings->beacon_ies)) ||
9025 (settings->proberesp_ies &&
9026 nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
9027 settings->proberesp_ies_len, settings->proberesp_ies)) ||
9028 (settings->assocresp_ies &&
9029 nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
9030 settings->assocresp_ies_len, settings->assocresp_ies)) ||
9031 (settings->probe_resp &&
9032 nla_put(msg, NL80211_ATTR_PROBE_RESP,
9033 settings->probe_resp_len, settings->probe_resp)))
9034 return -ENOBUFS;
1c4ffa87
AO		 9035
9036 return 0;
1c4ffa87
AO		 9037}
9038
9039
9040static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
9041{
9042 struct nl_msg *msg;
9043 struct i802_bss *bss = priv;
9044 struct wpa_driver_nl80211_data *drv = bss->drv;
9045 struct nlattr *beacon_csa;
9046 int ret = -ENOBUFS;
366179d2
AO		 9047 int csa_off_len = 0;
9048 int i;
1c4ffa87 9049
8d1fdde7 9050 wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
1c4ffa87 9051 settings->cs_count, settings->block_tx,
8d1fdde7
JD		 9052 settings->freq_params.freq, settings->freq_params.bandwidth,
9053 settings->freq_params.center_freq1,
9054 settings->freq_params.center_freq2);
1c4ffa87 9055
991aa9c7 9056 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
1c4ffa87
AO		 9057 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
9058 return -EOPNOTSUPP;
9059 }
9060
0928b629
PO		 9061 if (drv->nlmode != NL80211_IFTYPE_AP &&
9062 drv->nlmode != NL80211_IFTYPE_P2P_GO &&
9063 drv->nlmode != NL80211_IFTYPE_MESH_POINT)
1c4ffa87
AO		 9064 return -EOPNOTSUPP;
9065
366179d2
AO		 9066 /*
9067 * Remove empty counters, assuming Probe Response and Beacon frame
9068 * counters match. This implementation assumes that there are only two
9069 * counters.
9070 */
9071 if (settings->counter_offset_beacon[0] &&
9072 !settings->counter_offset_beacon[1]) {
9073 csa_off_len = 1;
9074 } else if (settings->counter_offset_beacon[1] &&
9075 !settings->counter_offset_beacon[0]) {
9076 csa_off_len = 1;
9077 settings->counter_offset_beacon[0] =
9078 settings->counter_offset_beacon[1];
9079 settings->counter_offset_presp[0] =
9080 settings->counter_offset_presp[1];
9081 } else if (settings->counter_offset_beacon[1] &&
9082 settings->counter_offset_beacon[0]) {
9083 csa_off_len = 2;
9084 } else {
9085 wpa_printf(MSG_ERROR, "nl80211: No CSA counters provided");
9086 return -EINVAL;
9087 }
9088
9089 /* Check CSA counters validity */
9090 if (drv->capa.max_csa_counters &&
9091 csa_off_len > drv->capa.max_csa_counters) {
9092 wpa_printf(MSG_ERROR,
9093 "nl80211: Too many CSA counters provided");
1c4ffa87 9094 return -EINVAL;
366179d2 9095 }
1c4ffa87 9096
366179d2 9097 if (!settings->beacon_csa.tail)
1c4ffa87
AO		 9098 return -EINVAL;
9099
366179d2
AO		 9100 for (i = 0; i < csa_off_len; i++) {
9101 u16 csa_c_off_bcn = settings->counter_offset_beacon[i];
9102 u16 csa_c_off_presp = settings->counter_offset_presp[i];
9103
9104 if ((settings->beacon_csa.tail_len <= csa_c_off_bcn) ||
9105 (settings->beacon_csa.tail[csa_c_off_bcn] !=
9106 settings->cs_count))
9107 return -EINVAL;
9108
9109 if (settings->beacon_csa.probe_resp &&
9110 ((settings->beacon_csa.probe_resp_len <=
9111 csa_c_off_presp) ||
9112 (settings->beacon_csa.probe_resp[csa_c_off_presp] !=
9113 settings->cs_count)))
9114 return -EINVAL;
9115 }
9116
13f83980 9117 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) ||
a862e4a3
JM		 9118 nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT,
9119 settings->cs_count) ||
9120 (ret = nl80211_put_freq_params(msg, &settings->freq_params)) ||
9121 (settings->block_tx &&
9122 nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX)))
1c4ffa87
AO		 9123 goto error;
9124
1c4ffa87
AO		 9125 /* beacon_after params */
9126 ret = set_beacon_data(msg, &settings->beacon_after);
9127 if (ret)
9128 goto error;
9129
9130 /* beacon_csa params */
9131 beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
9132 if (!beacon_csa)
a862e4a3 9133 goto fail;
1c4ffa87
AO		 9134
9135 ret = set_beacon_data(msg, &settings->beacon_csa);
9136 if (ret)
9137 goto error;
9138
366179d2
AO		 9139 if (nla_put(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
9140 csa_off_len * sizeof(u16),
9141 settings->counter_offset_beacon) ||
a862e4a3 9142 (settings->beacon_csa.probe_resp &&
366179d2
AO		 9143 nla_put(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
9144 csa_off_len * sizeof(u16),
9145 settings->counter_offset_presp)))
a862e4a3 9146 goto fail;
1c4ffa87
AO		 9147
9148 nla_nest_end(msg, beacon_csa);
9149 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9150 if (ret) {
9151 wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
9152 ret, strerror(-ret));
9153 }
9154 return ret;
9155
a862e4a3 9156fail:
1c4ffa87
AO		 9157 ret = -ENOBUFS;
9158error:
9159 nlmsg_free(msg);
9160 wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
9161 return ret;
9162}
9163
9164
dfa87878
MB		 9165static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr,
9166 u8 user_priority, u16 admitted_time)
9167{
9168 struct i802_bss *bss = priv;
9169 struct wpa_driver_nl80211_data *drv = bss->drv;
9170 struct nl_msg *msg;
9171 int ret;
9172
9173 wpa_printf(MSG_DEBUG,
9174 "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
9175 tsid, admitted_time, user_priority);
9176
9177 if (!is_sta_interface(drv->nlmode))
9178 return -ENOTSUP;
9179
56f77852
JM		 9180 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS);
9181 if (!msg ||
a862e4a3
JM		 9182 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
9183 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
9184 nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) ||
9185 nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) {
9186 nlmsg_free(msg);
9187 return -ENOBUFS;
9188 }
dfa87878
MB		 9189
9190 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9191 if (ret)
9192 wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)",
9193 ret, strerror(-ret));
9194 return ret;
dfa87878
MB		 9195}
9196
9197
9198static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr)
9199{
9200 struct i802_bss *bss = priv;
9201 struct wpa_driver_nl80211_data *drv = bss->drv;
9202 struct nl_msg *msg;
9203 int ret;
9204
9205 wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
9206
9207 if (!is_sta_interface(drv->nlmode))
9208 return -ENOTSUP;
9209
56f77852 9210 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) ||
a862e4a3
JM		 9211 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
9212 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
9213 nlmsg_free(msg);
9214 return -ENOBUFS;
9215 }
dfa87878
MB		 9216
9217 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9218 if (ret)
9219 wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)",
9220 ret, strerror(-ret));
9221 return ret;
dfa87878
MB		 9222}
9223
9224
6b9f7af6
JM		 9225#ifdef CONFIG_TESTING_OPTIONS
9226static int cmd_reply_handler(struct nl_msg *msg, void *arg)
9227{
9228 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
9229 struct wpabuf *buf = arg;
9230
9231 if (!buf)
9232 return NL_SKIP;
9233
9234 if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
9235 wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
9236 return NL_SKIP;
9237 }
9238
9239 wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
9240 genlmsg_attrlen(gnlh, 0));
9241
9242 return NL_SKIP;
9243}
9244#endif /* CONFIG_TESTING_OPTIONS */
9245
9246
adef8948
BL		 9247static int vendor_reply_handler(struct nl_msg *msg, void *arg)
9248{
9249 struct nlattr *tb[NL80211_ATTR_MAX + 1];
9250 struct nlattr *nl_vendor_reply, *nl;
9251 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
9252 struct wpabuf *buf = arg;
9253 int rem;
9254
9255 if (!buf)
9256 return NL_SKIP;
9257
9258 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
9259 genlmsg_attrlen(gnlh, 0), NULL);
9260 nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
9261
9262 if (!nl_vendor_reply)
9263 return NL_SKIP;
9264
9265 if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
9266 wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
9267 return NL_SKIP;
9268 }
9269
9270 nla_for_each_nested(nl, nl_vendor_reply, rem) {
9271 wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
9272 }
9273
9274 return NL_SKIP;
9275}
9276
9277
9278static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
9279 unsigned int subcmd, const u8 *data,
9280 size_t data_len, struct wpabuf *buf)
9281{
9282 struct i802_bss *bss = priv;
9283 struct wpa_driver_nl80211_data *drv = bss->drv;
9284 struct nl_msg *msg;
9285 int ret;
9286
6b9f7af6
JM		 9287#ifdef CONFIG_TESTING_OPTIONS
9288 if (vendor_id == 0xffffffff) {
56f77852
JM		 9289 msg = nlmsg_alloc();
9290 if (!msg)
9291 return -ENOMEM;
9292
6b9f7af6
JM		 9293 nl80211_cmd(drv, msg, 0, subcmd);
9294 if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
9295 0)
a862e4a3 9296 goto fail;
6b9f7af6
JM		 9297 ret = send_and_recv_msgs(drv, msg, cmd_reply_handler, buf);
9298 if (ret)
9299 wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
9300 ret);
9301 return ret;
9302 }
9303#endif /* CONFIG_TESTING_OPTIONS */
9304
56f77852 9305 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) ||
a862e4a3
JM		 9306 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) ||
9307 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) ||
9308 (data &&
9309 nla_put(msg, NL80211_ATTR_VENDOR_DATA, data_len, data)))
9310 goto fail;
adef8948
BL		 9311
9312 ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf);
9313 if (ret)
9314 wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
9315 ret);
9316 return ret;
9317
a862e4a3 9318fail:
adef8948
BL		 9319 nlmsg_free(msg);
9320 return -ENOBUFS;
9321}
9322
9323
049105b4
KP		 9324static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
9325 u8 qos_map_set_len)
9326{
9327 struct i802_bss *bss = priv;
9328 struct wpa_driver_nl80211_data *drv = bss->drv;
9329 struct nl_msg *msg;
9330 int ret;
9331
049105b4
KP		 9332 wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
9333 qos_map_set, qos_map_set_len);
9334
9725b784 9335 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) ||
a862e4a3
JM		 9336 nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) {
9337 nlmsg_free(msg);
9338 return -ENOBUFS;
9339 }
049105b4
KP		 9340
9341 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9342 if (ret)
9343 wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
9344
9345 return ret;
049105b4
KP		 9346}
9347
9348
e4fa8b12
EP		 9349static int nl80211_set_wowlan(void *priv,
9350 const struct wowlan_triggers *triggers)
9351{
9352 struct i802_bss *bss = priv;
9353 struct wpa_driver_nl80211_data *drv = bss->drv;
9354 struct nl_msg *msg;
9355 struct nlattr *wowlan_triggers;
9356 int ret;
9357
e4fa8b12
EP		 9358 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
9359
1ac977bd 9360 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_SET_WOWLAN)) ||
a862e4a3
JM		 9361 !(wowlan_triggers = nla_nest_start(msg,
9362 NL80211_ATTR_WOWLAN_TRIGGERS)) ||
9363 (triggers->any &&
9364 nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
9365 (triggers->disconnect &&
9366 nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
9367 (triggers->magic_pkt &&
9368 nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
9369 (triggers->gtk_rekey_failure &&
9370 nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
9371 (triggers->eap_identity_req &&
9372 nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
9373 (triggers->four_way_handshake &&
9374 nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
9375 (triggers->rfkill_release &&
9376 nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) {
9377 nlmsg_free(msg);
9378 return -ENOBUFS;
9379 }
e4fa8b12
EP		 9380
9381 nla_nest_end(msg, wowlan_triggers);
9382
9383 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9384 if (ret)
9385 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
9386
9387 return ret;
e4fa8b12
EP		 9388}
9389
9390
b658547d 9391#ifdef CONFIG_DRIVER_NL80211_QCA
0800f9ee
JM		 9392static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
9393{
9394 struct i802_bss *bss = priv;
9395 struct wpa_driver_nl80211_data *drv = bss->drv;
9396 struct nl_msg *msg;
9397 struct nlattr *params;
9398
9399 wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
9400
9401 if (!drv->roaming_vendor_cmd_avail) {
9402 wpa_printf(MSG_DEBUG,
9403 "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
9404 return -1;
9405 }
9406
9725b784 9407 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
a862e4a3
JM		 9408 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9409 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9410 QCA_NL80211_VENDOR_SUBCMD_ROAMING) ||
9411 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9412 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
9413 allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
9414 QCA_ROAMING_NOT_ALLOWED) ||
9415 (bssid &&
9416 nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) {
9417 nlmsg_free(msg);
9418 return -1;
9419 }
0800f9ee
JM		 9420 nla_nest_end(msg, params);
9421
9422 return send_and_recv_msgs(drv, msg, NULL, NULL);
0800f9ee 9423}
b04854ce
AP		 9424
9425
d98038bb 9426static int nl80211_disable_fils(void *priv, int disable)
9427{
9428 struct i802_bss *bss = priv;
9429 struct wpa_driver_nl80211_data *drv = bss->drv;
9430 struct nl_msg *msg;
9431 struct nlattr *params;
9432
9433 wpa_printf(MSG_DEBUG, "nl80211: Disable FILS=%d", disable);
9434
9435 if (!drv->set_wifi_conf_vendor_cmd_avail)
9436 return -1;
9437
9438 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9439 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9440 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9441 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION) ||
9442 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9443 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_CONFIG_DISABLE_FILS,
9444 disable)) {
9445 nlmsg_free(msg);
9446 return -1;
9447 }
9448 nla_nest_end(msg, params);
9449
9450 return send_and_recv_msgs(drv, msg, NULL, NULL);
9451}
9452
9453
b04854ce
AP		 9454/* Reserved QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID value for wpa_supplicant */
9455#define WPA_SUPPLICANT_CLIENT_ID 1
9456
9457static int nl80211_set_bssid_blacklist(void *priv, unsigned int num_bssid,
9458 const u8 *bssid)
9459{
9460 struct i802_bss *bss = priv;
9461 struct wpa_driver_nl80211_data *drv = bss->drv;
9462 struct nl_msg *msg;
9463 struct nlattr *params, *nlbssids, *attr;
9464 unsigned int i;
9465
9466 wpa_printf(MSG_DEBUG, "nl80211: Set blacklist BSSID (num=%u)",
9467 num_bssid);
9468
9469 if (!drv->roam_vendor_cmd_avail)
9470 return -1;
9471
9472 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9473 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9474 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9475 QCA_NL80211_VENDOR_SUBCMD_ROAM) ||
9476 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9477 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_SUBCMD,
1425caac 9478 QCA_WLAN_VENDOR_ROAMING_SUBCMD_SET_BLACKLIST_BSSID) ||
b04854ce
AP		 9479 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID,
9480 WPA_SUPPLICANT_CLIENT_ID) ||
9481 nla_put_u32(msg,
9482 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_NUM_BSSID,
9483 num_bssid))
9484 goto fail;
9485
9486 nlbssids = nla_nest_start(
9487 msg, QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS);
9488 if (!nlbssids)
9489 goto fail;
9490
9491 for (i = 0; i < num_bssid; i++) {
9492 attr = nla_nest_start(msg, i);
9493 if (!attr)
9494 goto fail;
9495 if (nla_put(msg,
9496 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_BSSID,
9497 ETH_ALEN, &bssid[i * ETH_ALEN]))
9498 goto fail;
9499 wpa_printf(MSG_DEBUG, "nl80211: BSSID[%u]: " MACSTR, i,
9500 MAC2STR(&bssid[i * ETH_ALEN]));
9501 nla_nest_end(msg, attr);
9502 }
9503 nla_nest_end(msg, nlbssids);
9504 nla_nest_end(msg, params);
9505
9506 return send_and_recv_msgs(drv, msg, NULL, NULL);
9507
9508fail:
9509 nlmsg_free(msg);
9510 return -1;
9511}
9512
b658547d 9513#endif /* CONFIG_DRIVER_NL80211_QCA */
0800f9ee
JM		 9514
9515
fee354c7
JM		 9516static int nl80211_set_mac_addr(void *priv, const u8 *addr)
9517{
9518 struct i802_bss *bss = priv;
9519 struct wpa_driver_nl80211_data *drv = bss->drv;
9520 int new_addr = addr != NULL;
9521
9ce3e610
JM		 9522 if (TEST_FAIL())
9523 return -1;
9524
fee354c7
JM		 9525 if (!addr)
9526 addr = drv->perm_addr;
9527
9528 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
9529 return -1;
9530
9531 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
9532 {
9533 wpa_printf(MSG_DEBUG,
9534 "nl80211: failed to set_mac_addr for %s to " MACSTR,
9535 bss->ifname, MAC2STR(addr));
9536 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
9537 1) < 0) {
9538 wpa_printf(MSG_DEBUG,
9539 "nl80211: Could not restore interface UP after failed set_mac_addr");
9540 }
9541 return -1;
9542 }
9543
9544 wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
9545 bss->ifname, MAC2STR(addr));
9546 drv->addr_changed = new_addr;
9547 os_memcpy(bss->addr, addr, ETH_ALEN);
9548
9549 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
9550 {
9551 wpa_printf(MSG_DEBUG,
9552 "nl80211: Could not restore interface UP after set_mac_addr");
9553 }
9554
9555 return 0;
9556}
9557
9558
6c1664f6
BC		 9559#ifdef CONFIG_MESH
9560
9561static int wpa_driver_nl80211_init_mesh(void *priv)
9562{
9563 if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) {
9564 wpa_printf(MSG_INFO,
9565 "nl80211: Failed to set interface into mesh mode");
9566 return -1;
9567 }
9568 return 0;
9569}
9570
9571
21c74e84
JM		 9572static int nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id,
9573 size_t mesh_id_len)
9574{
9575 if (mesh_id) {
21cd8f83
JM		 9576 wpa_printf(MSG_DEBUG, " * Mesh ID (SSID)=%s",
9577 wpa_ssid_txt(mesh_id, mesh_id_len));
21c74e84
JM		 9578 return nla_put(msg, NL80211_ATTR_MESH_ID, mesh_id_len, mesh_id);
9579 }
9580
9581 return 0;
9582}
9583
9584
4ffb3f87
MH		 9585static int nl80211_put_mesh_config(struct nl_msg *msg,
9586 struct wpa_driver_mesh_bss_params *params)
9587{
9588 struct nlattr *container;
9589
9590 container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
9591 if (!container)
9592 return -1;
9593
2bd62171 9594 if (((params->flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
963d3149
JM		 9595 nla_put_u8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
9596 params->auto_plinks)) ||
2bd62171
MH		 9597 ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS) &&
9598 nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
31a856a1
MH		 9599 params->max_peer_links)) ||
9600 ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_RSSI_THRESHOLD) &&
9601 nla_put_u32(msg, NL80211_MESHCONF_RSSI_THRESHOLD,
9602 params->rssi_threshold)))
4ffb3f87
MH		 9603 return -1;
9604
9605 /*
9606 * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
9607 * the timer could disconnect stations even in that case.
9608 */
2bd62171
MH		 9609 if ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT) &&
9610 nla_put_u32(msg, NL80211_MESHCONF_PLINK_TIMEOUT,
4ffb3f87
MH		 9611 params->peer_link_timeout)) {
9612 wpa_printf(MSG_ERROR, "nl80211: Failed to set PLINK_TIMEOUT");
9613 return -1;
9614 }
9615
052b8d38
MH		 9616 if ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE) &&
9617 nla_put_u16(msg, NL80211_MESHCONF_HT_OPMODE, params->ht_opmode)) {
9618 wpa_printf(MSG_ERROR, "nl80211: Failed to set HT_OP_MODE");
9619 return -1;
9620 }
9621
4ffb3f87
MH		 9622 nla_nest_end(msg, container);
9623
9624 return 0;
9625}
9626
9627
0cb5f8d9 9628static int nl80211_join_mesh(struct i802_bss *bss,
6c1664f6
BC		 9629 struct wpa_driver_mesh_join_params *params)
9630{
6c1664f6
BC		 9631 struct wpa_driver_nl80211_data *drv = bss->drv;
9632 struct nl_msg *msg;
9633 struct nlattr *container;
7451a217 9634 int ret = -1;
6c1664f6 9635
6c1664f6 9636 wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex);
9725b784 9637 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH);
f7e889fa
JM		 9638 if (!msg ||
9639 nl80211_put_freq_params(msg, &params->freq) ||
21c74e84
JM		 9640 nl80211_put_basic_rates(msg, params->basic_rates) ||
9641 nl80211_put_mesh_id(msg, params->meshid, params->meshid_len) ||
4ac2ea57
MH		 9642 nl80211_put_beacon_int(msg, params->beacon_int) ||
9643 nl80211_put_dtim_period(msg, params->dtim_period))
85e1fad8 9644 goto fail;
9c58c5f7 9645
6c1664f6
BC		 9646 wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
9647
9648 container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
9649 if (!container)
a862e4a3 9650 goto fail;
6c1664f6
BC		 9651
9652 if (params->ies) {
9653 wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len);
a862e4a3
JM		 9654 if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len,
9655 params->ies))
9656 goto fail;
6c1664f6
BC		 9657 }
9658 /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
9659 if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) {
a862e4a3
JM		 9660 if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) ||
9661 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH))
9662 goto fail;
6c1664f6 9663 }
a862e4a3
JM		 9664 if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) &&
9665 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE))
9666 goto fail;
9667 if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) &&
9668 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM))
9669 goto fail;
6c1664f6
BC		 9670 nla_nest_end(msg, container);
9671
2bd62171
MH		 9672 params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS;
9673 params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT;
9674 params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS;
4ffb3f87 9675 if (nl80211_put_mesh_config(msg, &params->conf) < 0)
5a2a6de6 9676 goto fail;
6c1664f6
BC		 9677
9678 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9679 msg = NULL;
9680 if (ret) {
9681 wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)",
9682 ret, strerror(-ret));
a862e4a3 9683 goto fail;
6c1664f6
BC		 9684 }
9685 ret = 0;
92a515b8 9686 drv->assoc_freq = bss->freq = params->freq.freq;
6c1664f6
BC		 9687 wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
9688
a862e4a3 9689fail:
6c1664f6
BC		 9690 nlmsg_free(msg);
9691 return ret;
9692}
9693
9694
0cb5f8d9
MH		 9695static int
9696wpa_driver_nl80211_join_mesh(void *priv,
9697 struct wpa_driver_mesh_join_params *params)
9698{
9699 struct i802_bss *bss = priv;
9700 int ret, timeout;
9701
9702 timeout = params->conf.peer_link_timeout;
9703
9704 /* Disable kernel inactivity timer */
9705 if (params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM)
9706 params->conf.peer_link_timeout = 0;
9707
9708 ret = nl80211_join_mesh(bss, params);
9709 if (ret == -EINVAL && params->conf.peer_link_timeout == 0) {
9710 wpa_printf(MSG_DEBUG,
9711 "nl80211: Mesh join retry for peer_link_timeout");
9712 /*
9713 * Old kernel does not support setting
9714 * NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
9715 * into future from peer_link_timeout.
9716 */
9717 params->conf.peer_link_timeout = timeout + 60;
9718 ret = nl80211_join_mesh(priv, params);
9719 }
9720
9721 params->conf.peer_link_timeout = timeout;
9722 return ret;
9723}
9724
9725
6c1664f6
BC		 9726static int wpa_driver_nl80211_leave_mesh(void *priv)
9727{
9728 struct i802_bss *bss = priv;
9729 struct wpa_driver_nl80211_data *drv = bss->drv;
9730 struct nl_msg *msg;
9725b784 9731 int ret;
6c1664f6
BC		 9732
9733 wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex);
9725b784 9734 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH);
6c1664f6 9735 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6c1664f6
BC		 9736 if (ret) {
9737 wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)",
9738 ret, strerror(-ret));
a862e4a3
JM		 9739 } else {
9740 wpa_printf(MSG_DEBUG,
9741 "nl80211: mesh leave request send successfully");
6c1664f6 9742 }
6c1664f6 9743
f33c82d2
JM		 9744 if (wpa_driver_nl80211_set_mode(drv->first_bss,
9745 NL80211_IFTYPE_STATION)) {
9746 wpa_printf(MSG_INFO,
9747 "nl80211: Failed to set interface into station mode");
9748 }
6c1664f6
BC		 9749 return ret;
9750}
9751
c36109e4
PKC		 9752
9753static int nl80211_probe_mesh_link(void *priv, const u8 *addr, const u8 *eth,
9754 size_t len)
9755{
9756 struct i802_bss *bss = priv;
9757 struct wpa_driver_nl80211_data *drv = bss->drv;
9758 struct nl_msg *msg;
9759 int ret;
9760
9761 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_PROBE_MESH_LINK);
9762 if (!msg ||
9763 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
9764 nla_put(msg, NL80211_ATTR_FRAME, len, eth)) {
9765 nlmsg_free(msg);
9766 return -ENOBUFS;
9767 }
9768
9769 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9770 if (ret) {
9771 wpa_printf(MSG_DEBUG, "nl80211: mesh link probe to " MACSTR
9772 " failed: ret=%d (%s)",
9773 MAC2STR(addr), ret, strerror(-ret));
9774 } else {
9775 wpa_printf(MSG_DEBUG, "nl80211: Mesh link to " MACSTR
9776 " probed successfully", MAC2STR(addr));
9777 }
9778
9779 return ret;
9780}
9781
6c1664f6
BC		 9782#endif /* CONFIG_MESH */
9783
9784
ed4ddb6d
KP		 9785static int wpa_driver_br_add_ip_neigh(void *priv, u8 version,
9786 const u8 *ipaddr, int prefixlen,
9787 const u8 *addr)
71103bed
KP		 9788{
9789#ifdef CONFIG_LIBNL3_ROUTE
9790 struct i802_bss *bss = priv;
9791 struct wpa_driver_nl80211_data *drv = bss->drv;
9792 struct rtnl_neigh *rn;
9793 struct nl_addr *nl_ipaddr = NULL;
9794 struct nl_addr *nl_lladdr = NULL;
ed4ddb6d 9795 int family, addrsize;
71103bed
KP		 9796 int res;
9797
ed4ddb6d 9798 if (!ipaddr || prefixlen == 0 || !addr)
71103bed
KP		 9799 return -EINVAL;
9800
9801 if (bss->br_ifindex == 0) {
9802 wpa_printf(MSG_DEBUG,
9803 "nl80211: bridge must be set before adding an ip neigh to it");
9804 return -1;
9805 }
9806
9807 if (!drv->rtnl_sk) {
9808 wpa_printf(MSG_DEBUG,
9809 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
9810 return -1;
9811 }
9812
ed4ddb6d
KP		 9813 if (version == 4) {
9814 family = AF_INET;
9815 addrsize = 4;
9816 } else if (version == 6) {
9817 family = AF_INET6;
9818 addrsize = 16;
9819 } else {
9820 return -EINVAL;
9821 }
9822
71103bed
KP		 9823 rn = rtnl_neigh_alloc();
9824 if (rn == NULL)
9825 return -ENOMEM;
9826
9827 /* set the destination ip address for neigh */
ed4ddb6d 9828 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
71103bed
KP		 9829 if (nl_ipaddr == NULL) {
9830 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
9831 res = -ENOMEM;
9832 goto errout;
9833 }
9834 nl_addr_set_prefixlen(nl_ipaddr, prefixlen);
9835 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
9836 if (res) {
9837 wpa_printf(MSG_DEBUG,
9838 "nl80211: neigh set destination addr failed");
9839 goto errout;
9840 }
9841
9842 /* set the corresponding lladdr for neigh */
9843 nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN);
9844 if (nl_lladdr == NULL) {
9845 wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed");
9846 res = -ENOMEM;
9847 goto errout;
9848 }
9849 rtnl_neigh_set_lladdr(rn, nl_lladdr);
9850
9851 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
9852 rtnl_neigh_set_state(rn, NUD_PERMANENT);
9853
9854 res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE);
9855 if (res) {
9856 wpa_printf(MSG_DEBUG,
9857 "nl80211: Adding bridge ip neigh failed: %s",
9858 strerror(errno));
9859 }
9860errout:
9861 if (nl_lladdr)
9862 nl_addr_put(nl_lladdr);
9863 if (nl_ipaddr)
9864 nl_addr_put(nl_ipaddr);
9865 if (rn)
9866 rtnl_neigh_put(rn);
9867 return res;
9868#else /* CONFIG_LIBNL3_ROUTE */
9869 return -1;
9870#endif /* CONFIG_LIBNL3_ROUTE */
9871}
9872
9873
ed4ddb6d
KP		 9874static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
9875 const u8 *ipaddr)
71103bed
KP		 9876{
9877#ifdef CONFIG_LIBNL3_ROUTE
9878 struct i802_bss *bss = priv;
9879 struct wpa_driver_nl80211_data *drv = bss->drv;
9880 struct rtnl_neigh *rn;
9881 struct nl_addr *nl_ipaddr;
ed4ddb6d 9882 int family, addrsize;
71103bed
KP		 9883 int res;
9884
ed4ddb6d 9885 if (!ipaddr)
71103bed
KP		 9886 return -EINVAL;
9887
ed4ddb6d
KP		 9888 if (version == 4) {
9889 family = AF_INET;
9890 addrsize = 4;
9891 } else if (version == 6) {
9892 family = AF_INET6;
9893 addrsize = 16;
9894 } else {
9895 return -EINVAL;
9896 }
9897
71103bed
KP		 9898 if (bss->br_ifindex == 0) {
9899 wpa_printf(MSG_DEBUG,
9900 "nl80211: bridge must be set to delete an ip neigh");
9901 return -1;
9902 }
9903
9904 if (!drv->rtnl_sk) {
9905 wpa_printf(MSG_DEBUG,
9906 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
9907 return -1;
9908 }
9909
9910 rn = rtnl_neigh_alloc();
9911 if (rn == NULL)
9912 return -ENOMEM;
9913
9914 /* set the destination ip address for neigh */
ed4ddb6d 9915 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
71103bed
KP		 9916 if (nl_ipaddr == NULL) {
9917 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
9918 res = -ENOMEM;
9919 goto errout;
9920 }
9921 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
9922 if (res) {
9923 wpa_printf(MSG_DEBUG,
9924 "nl80211: neigh set destination addr failed");
9925 goto errout;
9926 }
9927
9928 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
9929
9930 res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
9931 if (res) {
9932 wpa_printf(MSG_DEBUG,
9933 "nl80211: Deleting bridge ip neigh failed: %s",
9934 strerror(errno));
9935 }
9936errout:
9937 if (nl_ipaddr)
9938 nl_addr_put(nl_ipaddr);
9939 if (rn)
9940 rtnl_neigh_put(rn);
9941 return res;
9942#else /* CONFIG_LIBNL3_ROUTE */
9943 return -1;
9944#endif /* CONFIG_LIBNL3_ROUTE */
9945}
9946
9947
73d2294f
KP		 9948static int linux_write_system_file(const char *path, unsigned int val)
9949{
9950 char buf[50];
9951 int fd, len;
9952
9953 len = os_snprintf(buf, sizeof(buf), "%u\n", val);
a9aaacbb 9954 if (os_snprintf_error(sizeof(buf), len))
73d2294f
KP		 9955 return -1;
9956
9957 fd = open(path, O_WRONLY);
9958 if (fd < 0)
9959 return -1;
9960
9961 if (write(fd, buf, len) < 0) {
9962 wpa_printf(MSG_DEBUG,
9963 "nl80211: Failed to write Linux system file: %s with the value of %d",
9964 path, val);
9965 close(fd);
9966 return -1;
9967 }
9968 close(fd);
9969
9970 return 0;
9971}
9972
9973
9974static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
9975{
9976 switch (attr) {
9977 case DRV_BR_PORT_ATTR_PROXYARP:
bea8d9a3 9978 return "proxyarp_wifi";
73d2294f
KP		 9979 case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
9980 return "hairpin_mode";
9981 }
9982
9983 return NULL;
9984}
9985
9986
9987static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
9988 unsigned int val)
9989{
9990 struct i802_bss *bss = priv;
9991 char path[128];
9992 const char *attr_txt;
9993
9994 attr_txt = drv_br_port_attr_str(attr);
9995 if (attr_txt == NULL)
9996 return -EINVAL;
9997
9998 os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
9999 bss->ifname, attr_txt);
10000
10001 if (linux_write_system_file(path, val))
10002 return -1;
10003
10004 return 0;
10005}
10006
10007
7565752d
KP		 10008static const char * drv_br_net_param_str(enum drv_br_net_param param)
10009{
10010 switch (param) {
10011 case DRV_BR_NET_PARAM_GARP_ACCEPT:
10012 return "arp_accept";
60eb9e17
JM		 10013 default:
10014 return NULL;
7565752d 10015 }
7565752d
KP		 10016}
10017
10018
10019static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
10020 unsigned int val)
10021{
10022 struct i802_bss *bss = priv;
10023 char path[128];
10024 const char *param_txt;
10025 int ip_version = 4;
10026
60eb9e17
JM		 10027 if (param == DRV_BR_MULTICAST_SNOOPING) {
10028 os_snprintf(path, sizeof(path),
10029 "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
10030 bss->brname);
10031 goto set_val;
10032 }
10033
7565752d
KP		 10034 param_txt = drv_br_net_param_str(param);
10035 if (param_txt == NULL)
10036 return -EINVAL;
10037
10038 switch (param) {
10039 case DRV_BR_NET_PARAM_GARP_ACCEPT:
10040 ip_version = 4;
10041 break;
10042 default:
10043 return -EINVAL;
10044 }
10045
10046 os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
10047 ip_version, bss->brname, param_txt);
10048
60eb9e17 10049set_val:
7565752d
KP		 10050 if (linux_write_system_file(path, val))
10051 return -1;
10052
10053 return 0;
10054}
10055
10056
b658547d
JM		 10057#ifdef CONFIG_DRIVER_NL80211_QCA
10058
16689c7c
PX		 10059static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
10060{
10061 switch (hw_mode) {
10062 case HOSTAPD_MODE_IEEE80211B:
10063 return QCA_ACS_MODE_IEEE80211B;
10064 case HOSTAPD_MODE_IEEE80211G:
10065 return QCA_ACS_MODE_IEEE80211G;
10066 case HOSTAPD_MODE_IEEE80211A:
10067 return QCA_ACS_MODE_IEEE80211A;
10068 case HOSTAPD_MODE_IEEE80211AD:
10069 return QCA_ACS_MODE_IEEE80211AD;
3784c058
PX		 10070 case HOSTAPD_MODE_IEEE80211ANY:
10071 return QCA_ACS_MODE_IEEE80211ANY;
16689c7c
PX		 10072 default:
10073 return -1;
10074 }
10075}
10076
10077
d0cdccd3
PX		 10078static int add_acs_freq_list(struct nl_msg *msg, const int *freq_list)
10079{
10080 int i, len, ret;
10081 u32 *freqs;
10082
10083 if (!freq_list)
10084 return 0;
10085 len = int_array_len(freq_list);
10086 freqs = os_malloc(sizeof(u32) * len);
10087 if (!freqs)
10088 return -1;
10089 for (i = 0; i < len; i++)
10090 freqs[i] = freq_list[i];
10091 ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST,
10092 sizeof(u32) * len, freqs);
10093 os_free(freqs);
10094 return ret;
10095}
10096
10097
16689c7c
PX		 10098static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params)
10099{
10100 struct i802_bss *bss = priv;
10101 struct wpa_driver_nl80211_data *drv = bss->drv;
10102 struct nl_msg *msg;
10103 struct nlattr *data;
a862e4a3 10104 int ret;
16689c7c
PX		 10105 int mode;
10106
10107 mode = hw_mode_to_qca_acs(params->hw_mode);
10108 if (mode < 0)
10109 return -1;
10110
9725b784 10111 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
a862e4a3
JM		 10112 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10113 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10114 QCA_NL80211_VENDOR_SUBCMD_DO_ACS) ||
10115 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10116 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) ||
10117 (params->ht_enabled &&
10118 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) ||
10119 (params->ht40_enabled &&
857d9422
MM		 10120 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED)) ||
10121 (params->vht_enabled &&
10122 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED)) ||
10123 nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH,
10124 params->ch_width) ||
10125 (params->ch_list_len &&
10126 nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST, params->ch_list_len,
d0cdccd3
PX		 10127 params->ch_list)) ||
10128 add_acs_freq_list(msg, params->freq_list)) {
a862e4a3
JM		 10129 nlmsg_free(msg);
10130 return -ENOBUFS;
10131 }
16689c7c
PX		 10132 nla_nest_end(msg, data);
10133
857d9422
MM		 10134 wpa_printf(MSG_DEBUG,
10135 "nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d CH_LIST_LEN: %u",
10136 params->hw_mode, params->ht_enabled, params->ht40_enabled,
10137 params->vht_enabled, params->ch_width, params->ch_list_len);
10138
16689c7c 10139 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
16689c7c
PX		 10140 if (ret) {
10141 wpa_printf(MSG_DEBUG,
10142 "nl80211: Failed to invoke driver ACS function: %s",
10143 strerror(errno));
10144 }
16689c7c
PX		 10145 return ret;
10146}
10147
10148
844dfeb8
SD		 10149static int nl80211_set_band(void *priv, enum set_band band)
10150{
10151 struct i802_bss *bss = priv;
10152 struct wpa_driver_nl80211_data *drv = bss->drv;
10153 struct nl_msg *msg;
10154 struct nlattr *data;
10155 int ret;
10156 enum qca_set_band qca_band;
10157
10158 if (!drv->setband_vendor_cmd_avail)
10159 return -1;
10160
10161 switch (band) {
10162 case WPA_SETBAND_AUTO:
10163 qca_band = QCA_SETBAND_AUTO;
10164 break;
10165 case WPA_SETBAND_5G:
10166 qca_band = QCA_SETBAND_5G;
10167 break;
10168 case WPA_SETBAND_2G:
10169 qca_band = QCA_SETBAND_2G;
10170 break;
10171 default:
10172 return -1;
10173 }
10174
10175 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10176 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10177 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10178 QCA_NL80211_VENDOR_SUBCMD_SETBAND) ||
10179 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10180 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE, qca_band)) {
10181 nlmsg_free(msg);
10182 return -ENOBUFS;
10183 }
10184 nla_nest_end(msg, data);
10185
10186 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10187 if (ret) {
10188 wpa_printf(MSG_DEBUG,
10189 "nl80211: Driver setband function failed: %s",
10190 strerror(errno));
10191 }
10192 return ret;
10193}
10194
10195
98342208
AK		 10196struct nl80211_pcl {
10197 unsigned int num;
10198 unsigned int *freq_list;
10199};
10200
10201static int preferred_freq_info_handler(struct nl_msg *msg, void *arg)
10202{
10203 struct nlattr *tb[NL80211_ATTR_MAX + 1];
10204 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
10205 struct nl80211_pcl *param = arg;
10206 struct nlattr *nl_vend, *attr;
10207 enum qca_iface_type iface_type;
10208 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
10209 unsigned int num, max_num;
10210 u32 *freqs;
10211
10212 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
10213 genlmsg_attrlen(gnlh, 0), NULL);
10214
10215 nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
10216 if (!nl_vend)
10217 return NL_SKIP;
10218
10219 nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
10220 nla_data(nl_vend), nla_len(nl_vend), NULL);
10221
10222 attr = tb_vendor[
10223 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE];
10224 if (!attr) {
10225 wpa_printf(MSG_ERROR, "nl80211: iface_type couldn't be found");
10226 param->num = 0;
10227 return NL_SKIP;
10228 }
10229
10230 iface_type = (enum qca_iface_type) nla_get_u32(attr);
10231 wpa_printf(MSG_DEBUG, "nl80211: Driver returned iface_type=%d",
10232 iface_type);
10233
10234 attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST];
10235 if (!attr) {
10236 wpa_printf(MSG_ERROR,
10237 "nl80211: preferred_freq_list couldn't be found");
10238 param->num = 0;
10239 return NL_SKIP;
10240 }
10241
10242 /*
10243 * param->num has the maximum number of entries for which there
10244 * is room in the freq_list provided by the caller.
10245 */
10246 freqs = nla_data(attr);
10247 max_num = nla_len(attr) / sizeof(u32);
10248 if (max_num > param->num)
10249 max_num = param->num;
10250 for (num = 0; num < max_num; num++)
10251 param->freq_list[num] = freqs[num];
10252 param->num = num;
10253
10254 return NL_SKIP;
10255}
10256
10257
10258static int nl80211_get_pref_freq_list(void *priv,
10259 enum wpa_driver_if_type if_type,
10260 unsigned int *num,
10261 unsigned int *freq_list)
10262{
10263 struct i802_bss *bss = priv;
10264 struct wpa_driver_nl80211_data *drv = bss->drv;
10265 struct nl_msg *msg;
10266 int ret;
10267 unsigned int i;
10268 struct nlattr *params;
10269 struct nl80211_pcl param;
10270 enum qca_iface_type iface_type;
10271
10272 if (!drv->get_pref_freq_list)
10273 return -1;
10274
10275 switch (if_type) {
10276 case WPA_IF_STATION:
10277 iface_type = QCA_IFACE_TYPE_STA;
10278 break;
10279 case WPA_IF_AP_BSS:
10280 iface_type = QCA_IFACE_TYPE_AP;
10281 break;
10282 case WPA_IF_P2P_GO:
10283 iface_type = QCA_IFACE_TYPE_P2P_GO;
10284 break;
10285 case WPA_IF_P2P_CLIENT:
10286 iface_type = QCA_IFACE_TYPE_P2P_CLIENT;
10287 break;
10288 case WPA_IF_IBSS:
10289 iface_type = QCA_IFACE_TYPE_IBSS;
10290 break;
10291 case WPA_IF_TDLS:
10292 iface_type = QCA_IFACE_TYPE_TDLS;
10293 break;
10294 default:
10295 return -1;
10296 }
10297
10298 param.num = *num;
10299 param.freq_list = freq_list;
10300
10301 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10302 nla_put_u32(msg, NL80211_ATTR_IFINDEX, drv->ifindex) ||
10303 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10304 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10305 QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST) ||
10306 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10307 nla_put_u32(msg,
10308 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE,
10309 iface_type)) {
10310 wpa_printf(MSG_ERROR,
10311 "%s: err in adding vendor_cmd and vendor_data",
10312 __func__);
10313 nlmsg_free(msg);
10314 return -1;
10315 }
10316 nla_nest_end(msg, params);
10317
10318 os_memset(freq_list, 0, *num * sizeof(freq_list[0]));
10319 ret = send_and_recv_msgs(drv, msg, preferred_freq_info_handler, &param);
10320 if (ret) {
10321 wpa_printf(MSG_ERROR,
10322 "%s: err in send_and_recv_msgs", __func__);
10323 return ret;
10324 }
10325
10326 *num = param.num;
10327
10328 for (i = 0; i < *num; i++) {
10329 wpa_printf(MSG_DEBUG, "nl80211: preferred_channel_list[%d]=%d",
10330 i, freq_list[i]);
10331 }
10332
10333 return 0;
10334}
10335
10336
7c813acf
AK		 10337static int nl80211_set_prob_oper_freq(void *priv, unsigned int freq)
10338{
10339 struct i802_bss *bss = priv;
10340 struct wpa_driver_nl80211_data *drv = bss->drv;
10341 struct nl_msg *msg;
10342 int ret;
10343 struct nlattr *params;
10344
10345 if (!drv->set_prob_oper_freq)
10346 return -1;
10347
10348 wpa_printf(MSG_DEBUG,
10349 "nl80211: Set P2P probable operating freq %u for ifindex %d",
10350 freq, bss->ifindex);
10351
10352 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10353 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10354 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10355 QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL) ||
10356 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10357 nla_put_u32(msg,
10358 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE,
10359 QCA_IFACE_TYPE_P2P_CLIENT) ||
10360 nla_put_u32(msg,
10361 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ,
10362 freq)) {
10363 wpa_printf(MSG_ERROR,
10364 "%s: err in adding vendor_cmd and vendor_data",
10365 __func__);
10366 nlmsg_free(msg);
10367 return -1;
10368 }
10369 nla_nest_end(msg, params);
10370
10371 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10372 msg = NULL;
10373 if (ret) {
10374 wpa_printf(MSG_ERROR, "%s: err in send_and_recv_msgs",
10375 __func__);
10376 return ret;
10377 }
10378 nlmsg_free(msg);
10379 return 0;
10380}
10381
a6f5b193
PX		 10382
10383static int nl80211_p2p_lo_start(void *priv, unsigned int freq,
10384 unsigned int period, unsigned int interval,
10385 unsigned int count, const u8 *device_types,
10386 size_t dev_types_len,
10387 const u8 *ies, size_t ies_len)
10388{
10389 struct i802_bss *bss = priv;
10390 struct wpa_driver_nl80211_data *drv = bss->drv;
10391 struct nl_msg *msg;
10392 struct nlattr *container;
10393 int ret;
10394
10395 wpa_printf(MSG_DEBUG,
10396 "nl80211: Start P2P Listen offload: freq=%u, period=%u, interval=%u, count=%u",
10397 freq, period, interval, count);
10398
10399 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
10400 return -1;
10401
10402 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10403 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10404 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10405 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_START))
10406 goto fail;
10407
10408 container = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
10409 if (!container)
10410 goto fail;
10411
10412 if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_CHANNEL,
10413 freq) ||
10414 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_PERIOD,
10415 period) ||
10416 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_INTERVAL,
10417 interval) ||
10418 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_COUNT,
10419 count) ||
10420 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_DEVICE_TYPES,
10421 dev_types_len, device_types) ||
10422 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_VENDOR_IE,
10423 ies_len, ies))
10424 goto fail;
10425
10426 nla_nest_end(msg, container);
10427 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10428 msg = NULL;
10429 if (ret) {
10430 wpa_printf(MSG_DEBUG,
10431 "nl80211: Failed to send P2P Listen offload vendor command");
10432 goto fail;
10433 }
10434
10435 return 0;
10436
10437fail:
10438 nlmsg_free(msg);
10439 return -1;
10440}
10441
10442
10443static int nl80211_p2p_lo_stop(void *priv)
10444{
10445 struct i802_bss *bss = priv;
10446 struct wpa_driver_nl80211_data *drv = bss->drv;
10447 struct nl_msg *msg;
10448
10449 wpa_printf(MSG_DEBUG, "nl80211: Stop P2P Listen offload");
10450
10451 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
10452 return -1;
10453
10454 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10455 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10456 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10457 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP)) {
10458 nlmsg_free(msg);
10459 return -1;
10460 }
10461
10462 return send_and_recv_msgs(drv, msg, NULL, NULL);
10463}
10464
2e4e4fb7
SD		 10465
10466static int nl80211_set_tdls_mode(void *priv, int tdls_external_control)
10467{
10468 struct i802_bss *bss = priv;
10469 struct wpa_driver_nl80211_data *drv = bss->drv;
10470 struct nl_msg *msg;
10471 struct nlattr *params;
10472 int ret;
10473 u32 tdls_mode;
10474
10475 wpa_printf(MSG_DEBUG,
10476 "nl80211: Set TDKS mode: tdls_external_control=%d",
10477 tdls_external_control);
10478
10479 if (tdls_external_control == 1)
10480 tdls_mode = QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_IMPLICIT |
10481 QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXTERNAL;
10482 else
10483 tdls_mode = QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXPLICIT;
10484
10485 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10486 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10487 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10488 QCA_NL80211_VENDOR_SUBCMD_CONFIGURE_TDLS))
10489 goto fail;
10490
10491 params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
10492 if (!params)
10493 goto fail;
10494
10495 if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TDLS_CONFIG_TRIGGER_MODE,
10496 tdls_mode))
10497 goto fail;
10498
10499 nla_nest_end(msg, params);
10500
10501 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10502 msg = NULL;
10503 if (ret) {
10504 wpa_printf(MSG_ERROR,
10505 "nl80211: Set TDLS mode failed: ret=%d (%s)",
10506 ret, strerror(-ret));
10507 goto fail;
10508 }
10509 return 0;
10510fail:
10511 nlmsg_free(msg);
10512 return -1;
10513}
10514
3ab48492
KV		 10515
10516#ifdef CONFIG_MBO
10517
10518static enum mbo_transition_reject_reason
10519nl80211_mbo_reject_reason_mapping(enum qca_wlan_btm_candidate_status status)
10520{
10521 switch (status) {
10522 case QCA_STATUS_REJECT_EXCESSIVE_FRAME_LOSS_EXPECTED:
10523 return MBO_TRANSITION_REJECT_REASON_FRAME_LOSS;
10524 case QCA_STATUS_REJECT_EXCESSIVE_DELAY_EXPECTED:
10525 return MBO_TRANSITION_REJECT_REASON_DELAY;
10526 case QCA_STATUS_REJECT_INSUFFICIENT_QOS_CAPACITY:
10527 return MBO_TRANSITION_REJECT_REASON_QOS_CAPACITY;
10528 case QCA_STATUS_REJECT_LOW_RSSI:
10529 return MBO_TRANSITION_REJECT_REASON_RSSI;
10530 case QCA_STATUS_REJECT_HIGH_INTERFERENCE:
10531 return MBO_TRANSITION_REJECT_REASON_INTERFERENCE;
10532 case QCA_STATUS_REJECT_UNKNOWN:
10533 default:
10534 return MBO_TRANSITION_REJECT_REASON_UNSPECIFIED;
10535 }
10536}
10537
10538
10539static void nl80211_parse_btm_candidate_info(struct candidate_list *candidate,
10540 struct nlattr *tb[], int num)
10541{
10542 enum qca_wlan_btm_candidate_status status;
10543 char buf[50];
10544
10545 os_memcpy(candidate->bssid,
10546 nla_data(tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID]),
10547 ETH_ALEN);
10548
10549 status = nla_get_u32(
10550 tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS]);
10551 candidate->is_accept = status == QCA_STATUS_ACCEPT;
10552 candidate->reject_reason = nl80211_mbo_reject_reason_mapping(status);
10553
10554 if (candidate->is_accept)
10555 os_snprintf(buf, sizeof(buf), "Accepted");
10556 else
10557 os_snprintf(buf, sizeof(buf),
10558 "Rejected, Reject_reason: %d",
10559 candidate->reject_reason);
10560 wpa_printf(MSG_DEBUG, "nl80211: BSSID[%d]: " MACSTR " %s",
10561 num, MAC2STR(candidate->bssid), buf);
10562}
10563
10564
10565static int
10566nl80211_get_bss_transition_status_handler(struct nl_msg *msg, void *arg)
10567{
10568 struct wpa_bss_candidate_info *info = arg;
10569 struct candidate_list *candidate = info->candidates;
10570 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
10571 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
10572 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX + 1];
10573 static struct nla_policy policy[
10574 QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX + 1] = {
10575 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID] = {
10576 .minlen = ETH_ALEN
10577 },
10578 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS] = {
10579 .type = NLA_U32,
10580 },
10581 };
10582 struct nlattr *attr;
10583 int rem;
10584 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
10585 u8 num;
10586
10587 num = info->num; /* number of candidates sent to driver */
10588 info->num = 0;
10589 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
10590 genlmsg_attrlen(gnlh, 0), NULL);
10591
10592 if (!tb_msg[NL80211_ATTR_VENDOR_DATA] ||
10593 nla_parse_nested(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
10594 tb_msg[NL80211_ATTR_VENDOR_DATA], NULL) ||
10595 !tb_vendor[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO])
10596 return NL_SKIP;
10597
10598 wpa_printf(MSG_DEBUG,
10599 "nl80211: WNM Candidate list received from driver");
10600 nla_for_each_nested(attr,
10601 tb_vendor[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO],
10602 rem) {
10603 if (info->num >= num ||
10604 nla_parse_nested(
10605 tb, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX,
10606 attr, policy) ||
10607 !tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID] ||
10608 !tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS])
10609 break;
10610
10611 nl80211_parse_btm_candidate_info(candidate, tb, info->num);
10612
10613 candidate++;
10614 info->num++;
10615 }
10616
10617 return NL_SKIP;
10618}
10619
10620
10621static struct wpa_bss_candidate_info *
10622nl80211_get_bss_transition_status(void *priv, struct wpa_bss_trans_info *params)
10623{
10624 struct i802_bss *bss = priv;
10625 struct wpa_driver_nl80211_data *drv = bss->drv;
10626 struct nl_msg *msg;
10627 struct nlattr *attr, *attr1, *attr2;
10628 struct wpa_bss_candidate_info *info;
10629 u8 i;
10630 int ret;
10631 u8 *pos;
10632
10633 if (!drv->fetch_bss_trans_status)
10634 return NULL;
10635
10636 info = os_zalloc(sizeof(*info));
10637 if (!info)
10638 return NULL;
10639 /* Allocate memory for number of candidates sent to driver */
10640 info->candidates = os_calloc(params->n_candidates,
10641 sizeof(*info->candidates));
10642 if (!info->candidates) {
10643 os_free(info);
10644 return NULL;
10645 }
10646
10647 /* Copy the number of candidates being sent to driver. This is used in
10648 * nl80211_get_bss_transition_status_handler() to limit the number of
10649 * candidates that can be populated in info->candidates and will be
10650 * later overwritten with the actual number of candidates received from
10651 * the driver.
10652 */
10653 info->num = params->n_candidates;
10654
10655 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10656 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10657 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10658 QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS))
10659 goto fail;
10660
10661 attr = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
10662 if (!attr)
10663 goto fail;
10664
10665 if (nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_BTM_MBO_TRANSITION_REASON,
10666 params->mbo_transition_reason))
10667 goto fail;
10668
10669 attr1 = nla_nest_start(msg, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO);
10670 if (!attr1)
10671 goto fail;
10672
10673 wpa_printf(MSG_DEBUG,
10674 "nl80211: WNM Candidate list info sending to driver: mbo_transition_reason: %d n_candidates: %d",
10675 params->mbo_transition_reason, params->n_candidates);
10676 pos = params->bssid;
10677 for (i = 0; i < params->n_candidates; i++) {
10678 wpa_printf(MSG_DEBUG, "nl80211: BSSID[%d]: " MACSTR, i,
10679 MAC2STR(pos));
10680 attr2 = nla_nest_start(msg, i);
10681 if (!attr2 ||
10682 nla_put(msg, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID,
10683 ETH_ALEN, pos))
10684 goto fail;
10685 pos += ETH_ALEN;
10686 nla_nest_end(msg, attr2);
10687 }
10688
10689 nla_nest_end(msg, attr1);
10690 nla_nest_end(msg, attr);
10691
10692 ret = send_and_recv_msgs(drv, msg,
10693 nl80211_get_bss_transition_status_handler,
10694 info);
10695 msg = NULL;
10696 if (ret) {
10697 wpa_printf(MSG_ERROR,
10698 "nl80211: WNM Get BSS transition status failed: ret=%d (%s)",
10699 ret, strerror(-ret));
10700 goto fail;
10701 }
10702 return info;
10703
10704fail:
10705 nlmsg_free(msg);
10706 os_free(info->candidates);
10707 os_free(info);
10708 return NULL;
10709}
10710
178553b7
VK		 10711
10712/**
10713 * nl80211_ignore_assoc_disallow - Configure driver to ignore assoc_disallow
10714 * @priv: Pointer to private driver data from wpa_driver_nl80211_init()
10715 * @ignore_assoc_disallow: 0 to not ignore, 1 to ignore
10716 * Returns: 0 on success, -1 on failure
10717 */
10718static int nl80211_ignore_assoc_disallow(void *priv, int ignore_disallow)
10719{
10720 struct i802_bss *bss = priv;
10721 struct wpa_driver_nl80211_data *drv = bss->drv;
10722 struct nl_msg *msg;
10723 struct nlattr *attr;
10724 int ret = -1;
10725
10726 if (!drv->set_wifi_conf_vendor_cmd_avail)
10727 return -1;
10728
10729 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10730 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10731 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10732 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION))
10733 goto fail;
10734
10735 attr = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
10736 if (!attr)
10737 goto fail;
10738
10739 wpa_printf(MSG_DEBUG, "nl80211: Set ignore_assoc_disallow %d",
10740 ignore_disallow);
10741 if (nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_CONFIG_IGNORE_ASSOC_DISALLOWED,
10742 ignore_disallow))
10743 goto fail;
10744
10745 nla_nest_end(msg, attr);
10746
10747 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10748 msg = NULL;
10749 if (ret) {
10750 wpa_printf(MSG_ERROR,
10751 "nl80211: Set ignore_assoc_disallow failed: ret=%d (%s)",
10752 ret, strerror(-ret));
10753 goto fail;
10754 }
10755
10756fail:
10757 nlmsg_free(msg);
10758 return ret;
10759}
10760
3ab48492
KV		 10761#endif /* CONFIG_MBO */
10762
b658547d
JM		 10763#endif /* CONFIG_DRIVER_NL80211_QCA */
10764
7c813acf 10765
6922d440
IP		 10766static int nl80211_write_to_file(const char *name, unsigned int val)
10767{
10768 int fd, len;
10769 char tmp[128];
3b726df8 10770 int ret = 0;
6922d440
IP		 10771
10772 fd = open(name, O_RDWR);
10773 if (fd < 0) {
3b726df8
BN		 10774 int level;
10775 /*
10776 * Flags may not exist on older kernels, or while we're tearing
10777 * down a disappearing device.
10778 */
10779 if (errno == ENOENT) {
10780 ret = 0;
10781 level = MSG_DEBUG;
10782 } else {
10783 ret = -1;
10784 level = MSG_ERROR;
10785 }
10786 wpa_printf(level, "nl80211: Failed to open %s: %s",
6922d440 10787 name, strerror(errno));
3b726df8 10788 return ret;
6922d440
IP		 10789 }
10790
10791 len = os_snprintf(tmp, sizeof(tmp), "%u\n", val);
10792 len = write(fd, tmp, len);
3b726df8
BN		 10793 if (len < 0) {
10794 ret = -1;
6922d440
IP		 10795 wpa_printf(MSG_ERROR, "nl80211: Failed to write to %s: %s",
10796 name, strerror(errno));
3b726df8 10797 }
6922d440
IP		 10798 close(fd);
10799
3b726df8 10800 return ret;
6922d440
IP		 10801}
10802
10803
10804static int nl80211_configure_data_frame_filters(void *priv, u32 filter_flags)
10805{
10806 struct i802_bss *bss = priv;
10807 char path[128];
10808 int ret;
10809
10810 wpa_printf(MSG_DEBUG, "nl80211: Data frame filter flags=0x%x",
10811 filter_flags);
10812
10813 /* Configure filtering of unicast frame encrypted using GTK */
10814 ret = os_snprintf(path, sizeof(path),
10815 "/proc/sys/net/ipv4/conf/%s/drop_unicast_in_l2_multicast",
10816 bss->ifname);
bd86ea08
JM		 10817 if (os_snprintf_error(sizeof(path), ret))
10818 return -1;
6922d440
IP		 10819
10820 ret = nl80211_write_to_file(path,
10821 !!(filter_flags &
10822 WPA_DATA_FRAME_FILTER_FLAG_GTK));
10823 if (ret) {
10824 wpa_printf(MSG_ERROR,
10825 "nl80211: Failed to set IPv4 unicast in multicast filter");
10826 return ret;
10827 }
10828
10829 os_snprintf(path, sizeof(path),
10830 "/proc/sys/net/ipv6/conf/%s/drop_unicast_in_l2_multicast",
10831 bss->ifname);
10832 ret = nl80211_write_to_file(path,
10833 !!(filter_flags &
10834 WPA_DATA_FRAME_FILTER_FLAG_GTK));
10835
10836 if (ret) {
10837 wpa_printf(MSG_ERROR,
10838 "nl80211: Failed to set IPv6 unicast in multicast filter");
10839 return ret;
10840 }
10841
10842 /* Configure filtering of unicast frame encrypted using GTK */
10843 os_snprintf(path, sizeof(path),
10844 "/proc/sys/net/ipv4/conf/%s/drop_gratuitous_arp",
10845 bss->ifname);
10846 ret = nl80211_write_to_file(path,
10847 !!(filter_flags &
10848 WPA_DATA_FRAME_FILTER_FLAG_ARP));
10849 if (ret) {
10850 wpa_printf(MSG_ERROR,
10851 "nl80211: Failed set gratuitous ARP filter");
10852 return ret;
10853 }
10854
10855 /* Configure filtering of IPv6 NA frames */
10856 os_snprintf(path, sizeof(path),
10857 "/proc/sys/net/ipv6/conf/%s/drop_unsolicited_na",
10858 bss->ifname);
10859 ret = nl80211_write_to_file(path,
10860 !!(filter_flags &
10861 WPA_DATA_FRAME_FILTER_FLAG_NA));
10862 if (ret) {
10863 wpa_printf(MSG_ERROR,
10864 "nl80211: Failed to set unsolicited NA filter");
10865 return ret;
10866 }
10867
10868 return 0;
10869}
10870
10871
cc9a2575
KV		 10872static int nl80211_get_ext_capab(void *priv, enum wpa_driver_if_type type,
10873 const u8 **ext_capa, const u8 **ext_capa_mask,
10874 unsigned int *ext_capa_len)
10875{
10876 struct i802_bss *bss = priv;
10877 struct wpa_driver_nl80211_data *drv = bss->drv;
10878 enum nl80211_iftype nlmode;
10879 unsigned int i;
10880
10881 if (!ext_capa || !ext_capa_mask || !ext_capa_len)
10882 return -1;
10883
10884 nlmode = wpa_driver_nl80211_if_type(type);
10885
10886 /* By default, use the per-radio values */
10887 *ext_capa = drv->extended_capa;
10888 *ext_capa_mask = drv->extended_capa_mask;
10889 *ext_capa_len = drv->extended_capa_len;
10890
10891 /* Replace the default value if a per-interface type value exists */
10892 for (i = 0; i < drv->num_iface_ext_capa; i++) {
10893 if (nlmode == drv->iface_ext_capa[i].iftype) {
10894 *ext_capa = drv->iface_ext_capa[i].ext_capa;
10895 *ext_capa_mask = drv->iface_ext_capa[i].ext_capa_mask;
10896 *ext_capa_len = drv->iface_ext_capa[i].ext_capa_len;
10897 break;
10898 }
10899 }
10900
10901 return 0;
10902}
10903
10904
3c67e977
VK		 10905static int nl80211_update_connection_params(
10906 void *priv, struct wpa_driver_associate_params *params,
10907 enum wpa_drv_update_connect_params_mask mask)
10908{
10909 struct i802_bss *bss = priv;
10910 struct wpa_driver_nl80211_data *drv = bss->drv;
10911 struct nl_msg *msg;
10912 int ret = -1;
10913 enum nl80211_auth_type type;
10914
c574a3ff
SD		 10915 /* Update Connection Params is intended for drivers that implement
10916 * internal SME and expect these updated connection params from
10917 * wpa_supplicant. Do not send this request for the drivers using
10918 * SME from wpa_supplicant.
10919 */
10920 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
10921 return 0;
10922
3c67e977
VK		 10923 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_CONNECT_PARAMS);
10924 if (!msg)
10925 goto fail;
10926
10927 wpa_printf(MSG_DEBUG, "nl80211: Update connection params (ifindex=%d)",
10928 drv->ifindex);
10929
10930 if ((mask & WPA_DRV_UPDATE_ASSOC_IES) && params->wpa_ie) {
10931 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
10932 params->wpa_ie))
10933 goto fail;
10934 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie,
10935 params->wpa_ie_len);
10936 }
10937
10938 if (mask & WPA_DRV_UPDATE_AUTH_TYPE) {
10939 type = get_nl_auth_type(params->auth_alg);
10940 if (type == NL80211_AUTHTYPE_MAX ||
10941 nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
10942 goto fail;
10943 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
10944 }
10945
10946 if ((mask & WPA_DRV_UPDATE_FILS_ERP_INFO) &&
10947 nl80211_put_fils_connect_params(drv, params, msg))
10948 goto fail;
10949
10950 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10951 msg = NULL;
10952 if (ret)
10953 wpa_dbg(drv->ctx, MSG_DEBUG,
10954 "nl80211: Update connect params command failed: ret=%d (%s)",
10955 ret, strerror(-ret));
10956
10957fail:
10958 nlmsg_free(msg);
10959 return ret;
10960}
10961
10962
ba71cb82
SD		 10963static int nl80211_send_external_auth_status(void *priv,
10964 struct external_auth *params)
10965{
10966 struct i802_bss *bss = priv;
10967 struct wpa_driver_nl80211_data *drv = bss->drv;
10968 struct nl_msg *msg = NULL;
10969 int ret = -1;
10970
236e793e
SD		 10971 /* External auth command/status is intended for drivers that implement
10972 * intenral SME but want to offload authentication processing (e.g.,
10973 * SAE) to hostapd/wpa_supplicant. Do nott send the status to drivers
10974 * which do not support AP SME or use wpa_supplicant/hostapd SME.
10975 */
2552a373 10976 if ((is_ap_interface(drv->nlmode) && !bss->drv->device_ap_sme) ||
236e793e
SD		 10977 (drv->capa.flags & WPA_DRIVER_FLAGS_SME))
10978 return -1;
10979
ba71cb82
SD		 10980 wpa_dbg(drv->ctx, MSG_DEBUG,
10981 "nl80211: External auth status: %u", params->status);
10982
10983 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_EXTERNAL_AUTH);
10984 if (!msg ||
10985 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, params->status) ||
dd1a8cef 10986 (params->ssid && params->ssid_len &&
236e793e
SD		 10987 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) ||
10988 (params->pmkid &&
10989 nla_put(msg, NL80211_ATTR_PMKID, PMKID_LEN, params->pmkid)) ||
dd1a8cef
JM		 10990 (params->bssid &&
10991 nla_put(msg, NL80211_ATTR_BSSID, ETH_ALEN, params->bssid)))
ba71cb82
SD		 10992 goto fail;
10993 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10994 msg = NULL;
10995 if (ret) {
10996 wpa_printf(MSG_DEBUG,
10997 "nl80211: External Auth status update failed: ret=%d (%s)",
10998 ret, strerror(-ret));
10999 goto fail;
11000 }
11001fail:
11002 nlmsg_free(msg);
11003 return ret;
11004}
11005
11006
5abc7823
VN		 11007static int nl80211_set_4addr_mode(void *priv, const char *bridge_ifname,
11008 int val)
11009{
11010 struct i802_bss *bss = priv;
11011 struct wpa_driver_nl80211_data *drv = bss->drv;
11012 struct nl_msg *msg;
11013 int ret = -ENOBUFS;
11014
11015 wpa_printf(MSG_DEBUG, "nl80211: %s 4addr mode (bridge_ifname: %s)",
11016 val ? "Enable" : "Disable", bridge_ifname);
11017
11018 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
11019 if (!msg || nla_put_u8(msg, NL80211_ATTR_4ADDR, val))
11020 goto fail;
11021
11022 if (bridge_ifname[0] && bss->added_if_into_bridge && !val) {
11023 if (linux_br_del_if(drv->global->ioctl_sock,
11024 bridge_ifname, bss->ifname)) {
11025 wpa_printf(MSG_ERROR,
11026 "nl80211: Failed to remove interface %s from bridge %s",
11027 bss->ifname, bridge_ifname);
11028 return -1;
11029 }
11030 bss->added_if_into_bridge = 0;
11031 }
11032
11033 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
11034 msg = NULL;
11035 if (!ret) {
11036 if (bridge_ifname[0] && val &&
11037 i802_check_bridge(drv, bss, bridge_ifname, bss->ifname) < 0)
11038 return -1;
11039 return 0;
11040 }
11041
11042fail:
11043 nlmsg_free(msg);
11044 wpa_printf(MSG_ERROR, "nl80211: Failed to enable/disable 4addr");
11045
11046 return ret;
11047}
11048
11049
3f5285e8
JM		 11050const struct wpa_driver_ops wpa_driver_nl80211_ops = {
11051 .name = "nl80211",
11052 .desc = "Linux nl80211/cfg80211",
11053 .get_bssid = wpa_driver_nl80211_get_bssid,
11054 .get_ssid = wpa_driver_nl80211_get_ssid,
9ebce9c5
JM		 11055 .set_key = driver_nl80211_set_key,
11056 .scan2 = driver_nl80211_scan2,
d21c63b9
LC		 11057 .sched_scan = wpa_driver_nl80211_sched_scan,
11058 .stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
3f5285e8 11059 .get_scan_results2 = wpa_driver_nl80211_get_scan_results,
4f30addb 11060 .abort_scan = wpa_driver_nl80211_abort_scan,
9ebce9c5
JM		 11061 .deauthenticate = driver_nl80211_deauthenticate,
11062 .authenticate = driver_nl80211_authenticate,
3f5285e8 11063 .associate = wpa_driver_nl80211_associate,
f2ed8023
JM		 11064 .global_init = nl80211_global_init,
11065 .global_deinit = nl80211_global_deinit,
11066 .init2 = wpa_driver_nl80211_init,
9ebce9c5 11067 .deinit = driver_nl80211_deinit,
3f5285e8
JM		 11068 .get_capa = wpa_driver_nl80211_get_capa,
11069 .set_operstate = wpa_driver_nl80211_set_operstate,
01652550 11070 .set_supp_port = wpa_driver_nl80211_set_supp_port,
6d158490 11071 .set_country = wpa_driver_nl80211_set_country,
f0793bf1 11072 .get_country = wpa_driver_nl80211_get_country,
19c3b566 11073 .set_ap = wpa_driver_nl80211_set_ap,
3c4ca363 11074 .set_acl = wpa_driver_nl80211_set_acl,
22a7c9d7 11075 .if_add = wpa_driver_nl80211_if_add,
9ebce9c5
JM		 11076 .if_remove = driver_nl80211_if_remove,
11077 .send_mlme = driver_nl80211_send_mlme,
0fafeb54 11078 .get_hw_feature_data = nl80211_get_hw_feature_data,
0f4e8b4f 11079 .sta_add = wpa_driver_nl80211_sta_add,
9ebce9c5 11080 .sta_remove = driver_nl80211_sta_remove,
db149ac9 11081 .hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
a8d6ffa4 11082 .sta_set_flags = wpa_driver_nl80211_sta_set_flags,
1d6f6385 11083 .sta_set_airtime_weight = driver_nl80211_sta_set_airtime_weight,
c5121837 11084 .hapd_init = i802_init,
c5121837 11085 .hapd_deinit = i802_deinit,
f7b3920c 11086 .set_wds_sta = i802_set_wds_sta,
c5121837
JM		 11087 .get_seqnum = i802_get_seqnum,
11088 .flush = i802_flush,
c5121837
JM		 11089 .get_inact_sec = i802_get_inact_sec,
11090 .sta_clear_stats = i802_sta_clear_stats,
c5121837
JM		 11091 .set_rts = i802_set_rts,
11092 .set_frag = i802_set_frag,
c5121837 11093 .set_tx_queue_params = i802_set_tx_queue_params,
9ebce9c5 11094 .set_sta_vlan = driver_nl80211_set_sta_vlan,
ee7ab173
JB		 11095 .sta_deauth = i802_sta_deauth,
11096 .sta_disassoc = i802_sta_disassoc,
9ebce9c5 11097 .read_sta_data = driver_nl80211_read_sta_data,
e3802622 11098 .set_freq = i802_set_freq,
9ebce9c5 11099 .send_action = driver_nl80211_send_action,
5dfca53f 11100 .send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait,
55777702
JM		 11101 .remain_on_channel = wpa_driver_nl80211_remain_on_channel,
11102 .cancel_remain_on_channel =
11103 wpa_driver_nl80211_cancel_remain_on_channel,
9ebce9c5 11104 .probe_req_report = driver_nl80211_probe_req_report,
af473088 11105 .deinit_ap = wpa_driver_nl80211_deinit_ap,
3c29244e 11106 .deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
207ef3fb 11107 .resume = wpa_driver_nl80211_resume,
b625473c 11108 .signal_monitor = nl80211_signal_monitor,
1c5c7273 11109 .signal_poll = nl80211_signal_poll,
7f00dc6e 11110 .channel_info = nl80211_channel_info,
b91ab76e 11111 .send_frame = nl80211_send_frame,
c55f774d 11112 .set_param = nl80211_set_param,
6859f1cb 11113 .get_radio_name = nl80211_get_radio_name,
a6efc65d
JM		 11114 .add_pmkid = nl80211_add_pmkid,
11115 .remove_pmkid = nl80211_remove_pmkid,
11116 .flush_pmkid = nl80211_flush_pmkid,
b14a210c 11117 .set_rekey_info = nl80211_set_rekey_info,
bcf24348 11118 .poll_client = nl80211_poll_client,
29f338af 11119 .set_p2p_powersave = nl80211_set_p2p_powersave,
f90e9c1c 11120 .start_dfs_cac = nl80211_start_radar_detection,
695c7038 11121 .stop_ap = wpa_driver_nl80211_stop_ap,
03ea1786
AN		 11122#ifdef CONFIG_TDLS
11123 .send_tdls_mgmt = nl80211_send_tdls_mgmt,
11124 .tdls_oper = nl80211_tdls_oper,
72b2605f
AN		 11125 .tdls_enable_channel_switch = nl80211_tdls_enable_channel_switch,
11126 .tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
03ea1786 11127#endif /* CONFIG_TDLS */
6a1ce395 11128 .update_ft_ies = wpa_driver_nl80211_update_ft_ies,
d1836e23 11129 .update_dh_ie = nl80211_update_dh_ie,
597b94f5 11130 .get_mac_addr = wpa_driver_nl80211_get_macaddr,
0185007c 11131 .get_survey = wpa_driver_nl80211_get_survey,
a771c07d 11132 .status = wpa_driver_nl80211_status,
1c4ffa87 11133 .switch_channel = nl80211_switch_channel,
0de38036
JM		 11134#ifdef ANDROID_P2P
11135 .set_noa = wpa_driver_set_p2p_noa,
11136 .get_noa = wpa_driver_get_p2p_noa,
11137 .set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie,
11138#endif /* ANDROID_P2P */
5e2c3490 11139#ifdef ANDROID
ded14ce9 11140#ifndef ANDROID_LIB_STUB
5e2c3490 11141 .driver_cmd = wpa_driver_nl80211_driver_cmd,
ded14ce9 11142#endif /* !ANDROID_LIB_STUB */
5e2c3490 11143#endif /* ANDROID */
adef8948 11144 .vendor_cmd = nl80211_vendor_cmd,
049105b4 11145 .set_qos_map = nl80211_set_qos_map,
e4fa8b12 11146 .set_wowlan = nl80211_set_wowlan,
fee354c7 11147 .set_mac_addr = nl80211_set_mac_addr,
6c1664f6
BC		 11148#ifdef CONFIG_MESH
11149 .init_mesh = wpa_driver_nl80211_init_mesh,
11150 .join_mesh = wpa_driver_nl80211_join_mesh,
11151 .leave_mesh = wpa_driver_nl80211_leave_mesh,
c36109e4 11152 .probe_mesh_link = nl80211_probe_mesh_link,
6c1664f6 11153#endif /* CONFIG_MESH */
71103bed
KP		 11154 .br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
11155 .br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
73d2294f 11156 .br_port_set_attr = wpa_driver_br_port_set_attr,
7565752d 11157 .br_set_net_param = wpa_driver_br_set_net_param,
dfa87878
MB		 11158 .add_tx_ts = nl80211_add_ts,
11159 .del_tx_ts = nl80211_del_ts,
45e3fc72 11160 .get_ifindex = nl80211_get_ifindex,
b658547d 11161#ifdef CONFIG_DRIVER_NL80211_QCA
9607a1ae 11162 .roaming = nl80211_roaming,
d98038bb 11163 .disable_fils = nl80211_disable_fils,
16689c7c 11164 .do_acs = wpa_driver_do_acs,
844dfeb8 11165 .set_band = nl80211_set_band,
98342208 11166 .get_pref_freq_list = nl80211_get_pref_freq_list,
7c813acf 11167 .set_prob_oper_freq = nl80211_set_prob_oper_freq,
a6f5b193
PX		 11168 .p2p_lo_start = nl80211_p2p_lo_start,
11169 .p2p_lo_stop = nl80211_p2p_lo_stop,
cc9985d1 11170 .set_default_scan_ies = nl80211_set_default_scan_ies,
2e4e4fb7 11171 .set_tdls_mode = nl80211_set_tdls_mode,
3ab48492
KV		 11172#ifdef CONFIG_MBO
11173 .get_bss_transition_status = nl80211_get_bss_transition_status,
178553b7 11174 .ignore_assoc_disallow = nl80211_ignore_assoc_disallow,
3ab48492 11175#endif /* CONFIG_MBO */
b04854ce 11176 .set_bssid_blacklist = nl80211_set_bssid_blacklist,
b658547d 11177#endif /* CONFIG_DRIVER_NL80211_QCA */
6922d440 11178 .configure_data_frame_filters = nl80211_configure_data_frame_filters,
cc9a2575 11179 .get_ext_capab = nl80211_get_ext_capab,
3c67e977 11180 .update_connect_params = nl80211_update_connection_params,
ba71cb82 11181 .send_external_auth_status = nl80211_send_external_auth_status,
5abc7823 11182 .set_4addr_mode = nl80211_set_4addr_mode,
3f5285e8 11183};
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