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Strip trailing zero data in EAPOL-Key msg 1/4 when no PMKID to send
[thirdparty/hostap.git] / src / drivers / driver_nl80211.c
CommitLineData
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;
83b83b46
AW		 3014 struct nl_msg *msg;
3015 struct nl_msg *key_msg;
1ad1cdc2 3016 int ret;
dc01de8a 3017 int tdls = 0;
3f5285e8 3018
e472e1b4
AS		 3019 /* Ignore for P2P Device */
3020 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
3021 return 0;
3022
3023 ifindex = if_nametoindex(ifname);
8393e1a0 3024 wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
1ad1cdc2 3025 "set_tx=%d seq_len=%lu key_len=%lu",
8393e1a0 3026 __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
3f5285e8 3027 (unsigned long) seq_len, (unsigned long) key_len);
8c66e185 3028#ifdef CONFIG_TDLS
dc01de8a 3029 if (key_idx == -1) {
8c66e185 3030 key_idx = 0;
dc01de8a
JM		 3031 tdls = 1;
3032 }
8c66e185 3033#endif /* CONFIG_TDLS */
3f5285e8 3034
b658547d 3035#ifdef CONFIG_DRIVER_NL80211_QCA
15badebd
CL		 3036 if (alg == WPA_ALG_PMK &&
3037 (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
b41f2684
CL		 3038 wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key",
3039 __func__);
3040 ret = issue_key_mgmt_set_key(drv, key, key_len);
3041 return ret;
3042 }
b658547d 3043#endif /* CONFIG_DRIVER_NL80211_QCA */
b41f2684 3044
05fc7c68 3045 if (alg == WPA_ALG_PMK &&
436ee2fd 3046 (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X))
05fc7c68
AS		 3047 return nl80211_set_pmk(drv, key, key_len, addr);
3048
83b83b46
AW		 3049 key_msg = nlmsg_alloc();
3050 if (!key_msg)
3051 return -ENOBUFS;
3052
3f5285e8 3053 if (alg == WPA_ALG_NONE) {
95376e1a
JM		 3054 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
3055 if (!msg)
83b83b46 3056 goto fail2;
3f5285e8 3057 } else {
34651767
JM		 3058 u32 suite;
3059
3060 suite = wpa_alg_to_cipher_suite(alg, key_len);
3061 if (!suite)
83b83b46 3062 goto fail2;
95376e1a 3063 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY);
83b83b46
AW		 3064 if (!msg)
3065 goto fail2;
3066 if (nla_put(key_msg, NL80211_KEY_DATA, key_len, key) ||
3067 nla_put_u32(key_msg, NL80211_KEY_CIPHER, suite))
a862e4a3 3068 goto fail;
e6ef73f1 3069 wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
3f5285e8
JM		 3070 }
3071
e6ef73f1 3072 if (seq && seq_len) {
83b83b46 3073 if (nla_put(key_msg, NL80211_KEY_SEQ, seq_len, seq))
a862e4a3 3074 goto fail;
e6ef73f1
JM		 3075 wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ", seq, seq_len);
3076 }
1ad1cdc2 3077
0382097e 3078 if (addr && !is_broadcast_ether_addr(addr)) {
3f5285e8 3079 wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
a862e4a3
JM		 3080 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
3081 goto fail;
89c38e32
JM		 3082
3083 if (alg != WPA_ALG_WEP && key_idx && !set_tx) {
3084 wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
83b83b46 3085 if (nla_put_u32(key_msg, NL80211_KEY_TYPE,
a862e4a3
JM		 3086 NL80211_KEYTYPE_GROUP))
3087 goto fail;
89c38e32 3088 }
60ea8187 3089 } else if (addr && is_broadcast_ether_addr(addr)) {
8970bae8
JB		 3090 struct nlattr *types;
3091
60ea8187 3092 wpa_printf(MSG_DEBUG, " broadcast key");
8970bae8 3093
83b83b46 3094 types = nla_nest_start(key_msg, NL80211_KEY_DEFAULT_TYPES);
a862e4a3 3095 if (!types ||
83b83b46 3096 nla_put_flag(key_msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
a862e4a3 3097 goto fail;
83b83b46 3098 nla_nest_end(key_msg, types);
3f5285e8 3099 }
83b83b46
AW		 3100 if (nla_put_u8(key_msg, NL80211_KEY_IDX, key_idx) ||
3101 nla_put_nested(msg, NL80211_ATTR_KEY, key_msg))
a862e4a3 3102 goto fail;
83b83b46
AW		 3103 nl80211_nlmsg_clear(key_msg);
3104 nlmsg_free(key_msg);
3105 key_msg = NULL;
3f5285e8 3106
bbd89bfc 3107 ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL);
15664ad0 3108 if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
1ad1cdc2
JM		 3109 ret = 0;
3110 if (ret)
3111 wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s)",
3112 ret, strerror(-ret));
3f5285e8 3113
1ad1cdc2
JM		 3114 /*
3115 * If we failed or don't need to set the default TX key (below),
3116 * we're done here.
3117 */
dc01de8a 3118 if (ret || !set_tx || alg == WPA_ALG_NONE || tdls)
1ad1cdc2 3119 return ret;
b1f625e0 3120 if (is_ap_interface(drv->nlmode) && addr &&
0382097e 3121 !is_broadcast_ether_addr(addr))
de12717a 3122 return ret;
3f5285e8 3123
83b83b46
AW		 3124 key_msg = nlmsg_alloc();
3125 if (!key_msg)
3126 return -ENOBUFS;
3127
95376e1a 3128 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
83b83b46
AW		 3129 if (!msg)
3130 goto fail2;
3131 if (!key_msg ||
3132 nla_put_u8(key_msg, NL80211_KEY_IDX, key_idx) ||
3133 nla_put_flag(key_msg, (alg == WPA_ALG_IGTK ||
3134 alg == WPA_ALG_BIP_GMAC_128 ||
3135 alg == WPA_ALG_BIP_GMAC_256 ||
3136 alg == WPA_ALG_BIP_CMAC_256) ?
3137 NL80211_KEY_DEFAULT_MGMT :
3138 NL80211_KEY_DEFAULT))
a862e4a3 3139 goto fail;
60ea8187 3140 if (addr && is_broadcast_ether_addr(addr)) {
8970bae8
JB		 3141 struct nlattr *types;
3142
83b83b46 3143 types = nla_nest_start(key_msg, NL80211_KEY_DEFAULT_TYPES);
a862e4a3 3144 if (!types ||
83b83b46 3145 nla_put_flag(key_msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
a862e4a3 3146 goto fail;
83b83b46 3147 nla_nest_end(key_msg, types);
60ea8187 3148 } else if (addr) {
8970bae8
JB		 3149 struct nlattr *types;
3150
83b83b46 3151 types = nla_nest_start(key_msg, NL80211_KEY_DEFAULT_TYPES);
a862e4a3 3152 if (!types ||
83b83b46 3153 nla_put_flag(key_msg, NL80211_KEY_DEFAULT_TYPE_UNICAST))
a862e4a3 3154 goto fail;
83b83b46 3155 nla_nest_end(key_msg, types);
60ea8187 3156 }
3f5285e8 3157
83b83b46
AW		 3158 if (nla_put_nested(msg, NL80211_ATTR_KEY, key_msg))
3159 goto fail;
3160 nl80211_nlmsg_clear(key_msg);
3161 nlmsg_free(key_msg);
3162 key_msg = NULL;
3163
1ad1cdc2
JM		 3164 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3165 if (ret == -ENOENT)
3166 ret = 0;
3167 if (ret)
3168 wpa_printf(MSG_DEBUG, "nl80211: set_key default failed; "
3169 "err=%d %s)", ret, strerror(-ret));
3170 return ret;
3f5285e8 3171
a862e4a3 3172fail:
bbd89bfc 3173 nl80211_nlmsg_clear(msg);
5883168a 3174 nlmsg_free(msg);
83b83b46
AW		 3175fail2:
3176 nl80211_nlmsg_clear(key_msg);
3177 nlmsg_free(key_msg);
6241fcb1 3178 return -ENOBUFS;
3f5285e8
JM		 3179}
3180
3181
71934751 3182static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
0194fedb
JB		 3183 int key_idx, int defkey,
3184 const u8 *seq, size_t seq_len,
3185 const u8 *key, size_t key_len)
3186{
3187 struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
34651767
JM		 3188 u32 suite;
3189
0194fedb
JB		 3190 if (!key_attr)
3191 return -1;
3192
34651767
JM		 3193 suite = wpa_alg_to_cipher_suite(alg, key_len);
3194 if (!suite)
3195 return -1;
3196
a862e4a3
JM		 3197 if (defkey && alg == WPA_ALG_IGTK) {
3198 if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT))
3199 return -1;
3200 } else if (defkey) {
3201 if (nla_put_flag(msg, NL80211_KEY_DEFAULT))
3202 return -1;
3203 }
0194fedb 3204
a862e4a3 3205 if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) ||
34651767 3206 nla_put_u32(msg, NL80211_KEY_CIPHER, suite) ||
a862e4a3
JM		 3207 (seq && seq_len &&
3208 nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) ||
3209 nla_put(msg, NL80211_KEY_DATA, key_len, key))
3210 return -1;
0194fedb
JB		 3211
3212 nla_nest_end(msg, key_attr);
3213
3214 return 0;
0194fedb
JB		 3215}
3216
c811d5bc 3217
cfaab580
ZY		 3218static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
3219 struct nl_msg *msg)
3220{
3221 int i, privacy = 0;
3222 struct nlattr *nl_keys, *nl_key;
3223
3224 for (i = 0; i < 4; i++) {
3225 if (!params->wep_key[i])
3226 continue;
3227 privacy = 1;
3228 break;
3229 }
ce04af5a
JM		 3230 if (params->wps == WPS_MODE_PRIVACY)
3231 privacy = 1;
3232 if (params->pairwise_suite &&
3233 params->pairwise_suite != WPA_CIPHER_NONE)
3234 privacy = 1;
3235
cfaab580
ZY		 3236 if (!privacy)
3237 return 0;
3238
a862e4a3
JM		 3239 if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
3240 return -ENOBUFS;
cfaab580
ZY		 3241
3242 nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
3243 if (!nl_keys)
a862e4a3 3244 return -ENOBUFS;
cfaab580
ZY		 3245
3246 for (i = 0; i < 4; i++) {
3247 if (!params->wep_key[i])
3248 continue;
3249
3250 nl_key = nla_nest_start(msg, i);
a862e4a3
JM		 3251 if (!nl_key ||
3252 nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i],
3253 params->wep_key[i]) ||
3254 nla_put_u32(msg, NL80211_KEY_CIPHER,
3255 params->wep_key_len[i] == 5 ?
a042e39a
JM		 3256 RSN_CIPHER_SUITE_WEP40 :
3257 RSN_CIPHER_SUITE_WEP104) ||
a862e4a3
JM		 3258 nla_put_u8(msg, NL80211_KEY_IDX, i) ||
3259 (i == params->wep_tx_keyidx &&
3260 nla_put_flag(msg, NL80211_KEY_DEFAULT)))
3261 return -ENOBUFS;
cfaab580
ZY		 3262
3263 nla_nest_end(msg, nl_key);
3264 }
3265 nla_nest_end(msg, nl_keys);
3266
3267 return 0;
cfaab580
ZY		 3268}
3269
3270
477af8f8
JM		 3271int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
3272 const u8 *addr, int cmd, u16 reason_code,
10d32e2c
CI		 3273 int local_state_change,
3274 struct nl_handle *nl_connect)
c2a04078 3275{
a862e4a3 3276 int ret;
c2a04078
JM		 3277 struct nl_msg *msg;
3278
9725b784 3279 if (!(msg = nl80211_drv_msg(drv, 0, cmd)) ||
a862e4a3
JM		 3280 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) ||
3281 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
3282 (local_state_change &&
3283 nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) {
3284 nlmsg_free(msg);
3285 return -1;
3286 }
c2a04078 3287
10d32e2c
CI		 3288 if (nl_connect)
3289 ret = send_and_recv(drv->global, nl_connect, msg, NULL, NULL);
3290 else
3291 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
c2a04078 3292 if (ret) {
3b7ea880
BG		 3293 wpa_dbg(drv->ctx, MSG_DEBUG,
3294 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
3295 reason_code, ret, strerror(-ret));
c2a04078 3296 }
c2a04078
JM		 3297 return ret;
3298}
3f5285e8
JM		 3299
3300
cfaab580 3301static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
4be17ffb 3302 u16 reason_code,
10d32e2c 3303 struct nl_handle *nl_connect)
cfaab580 3304{
3f53c006 3305 int ret;
b898b655 3306 int drv_associated = drv->associated;
3f53c006 3307
817762d9 3308 wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
add9b7a4 3309 nl80211_mark_disconnected(drv);
817762d9 3310 /* Disconnect command doesn't need BSSID - it uses cached value */
3f53c006 3311 ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
10d32e2c 3312 reason_code, 0, nl_connect);
3f53c006
JJ		 3313 /*
3314 * For locally generated disconnect, supplicant already generates a
3315 * DEAUTH event, so ignore the event from NL80211.
3316 */
b898b655 3317 drv->ignore_next_local_disconnect = drv_associated && (ret == 0);
3f53c006
JJ		 3318
3319 return ret;
cfaab580
ZY		 3320}
3321
3322
9ebce9c5 3323static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
4be17ffb 3324 const u8 *addr, u16 reason_code)
3f5285e8 3325{
a2e40bb6 3326 struct wpa_driver_nl80211_data *drv = bss->drv;
d6a36f39 3327 int ret;
b898b655 3328 int drv_associated = drv->associated;
9392c9be
AS		 3329
3330 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
3331 nl80211_mark_disconnected(drv);
666e508c 3332 return nl80211_leave_ibss(drv, 1);
9392c9be 3333 }
10d32e2c
CI		 3334 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
3335 struct nl_handle *nl_connect = NULL;
3336
3337 if (bss->use_nl_connect)
3338 nl_connect = bss->nl_connect;
3339 return wpa_driver_nl80211_disconnect(drv, reason_code,
3340 nl_connect);
3341 }
2e75a2b3
JM		 3342 wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
3343 __func__, MAC2STR(addr), reason_code);
add9b7a4 3344 nl80211_mark_disconnected(drv);
d6a36f39 3345 ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
10d32e2c 3346 reason_code, 0, NULL);
d6a36f39
JM		 3347 /*
3348 * For locally generated deauthenticate, supplicant already generates a
3349 * DEAUTH event, so ignore the event from NL80211.
3350 */
b898b655
HW		 3351 drv->ignore_next_local_deauth = drv_associated && (ret == 0);
3352
d6a36f39 3353 return ret;
3f5285e8
JM		 3354}
3355
3356
536fd62d
JM		 3357static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
3358 struct wpa_driver_auth_params *params)
3359{
3360 int i;
3361
3362 drv->auth_freq = params->freq;
3363 drv->auth_alg = params->auth_alg;
3364 drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
3365 drv->auth_local_state_change = params->local_state_change;
3366 drv->auth_p2p = params->p2p;
3367
3368 if (params->bssid)
3369 os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
3370 else
3371 os_memset(drv->auth_bssid_, 0, ETH_ALEN);
3372
3373 if (params->ssid) {
3374 os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
3375 drv->auth_ssid_len = params->ssid_len;
3376 } else
3377 drv->auth_ssid_len = 0;
3378
3379
3380 os_free(drv->auth_ie);
3381 drv->auth_ie = NULL;
3382 drv->auth_ie_len = 0;
3383 if (params->ie) {
3384 drv->auth_ie = os_malloc(params->ie_len);
3385 if (drv->auth_ie) {
3386 os_memcpy(drv->auth_ie, params->ie, params->ie_len);
3387 drv->auth_ie_len = params->ie_len;
3388 }
3389 }
3390
3391 for (i = 0; i < 4; i++) {
3392 if (params->wep_key[i] && params->wep_key_len[i] &&
3393 params->wep_key_len[i] <= 16) {
3394 os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
3395 params->wep_key_len[i]);
3396 drv->auth_wep_key_len[i] = params->wep_key_len[i];
3397 } else
3398 drv->auth_wep_key_len[i] = 0;
3399 }
3400}
3401
3402
4bd71954
JM		 3403static void nl80211_unmask_11b_rates(struct i802_bss *bss)
3404{
3405 struct wpa_driver_nl80211_data *drv = bss->drv;
3406
3407 if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates)
3408 return;
3409
3410 /*
3411 * Looks like we failed to unmask 11b rates previously. This could
3412 * happen, e.g., if the interface was down at the point in time when a
3413 * P2P group was terminated.
3414 */
3415 wpa_printf(MSG_DEBUG,
3416 "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
3417 bss->ifname);
3418 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
3419}
3420
3421
3c67e977
VK		 3422static enum nl80211_auth_type get_nl_auth_type(int wpa_auth_alg)
3423{
3424 if (wpa_auth_alg & WPA_AUTH_ALG_OPEN)
3425 return NL80211_AUTHTYPE_OPEN_SYSTEM;
3426 if (wpa_auth_alg & WPA_AUTH_ALG_SHARED)
3427 return NL80211_AUTHTYPE_SHARED_KEY;
3428 if (wpa_auth_alg & WPA_AUTH_ALG_LEAP)
3429 return NL80211_AUTHTYPE_NETWORK_EAP;
3430 if (wpa_auth_alg & WPA_AUTH_ALG_FT)
3431 return NL80211_AUTHTYPE_FT;
3432 if (wpa_auth_alg & WPA_AUTH_ALG_SAE)
3433 return NL80211_AUTHTYPE_SAE;
3434 if (wpa_auth_alg & WPA_AUTH_ALG_FILS)
3435 return NL80211_AUTHTYPE_FILS_SK;
3436 if (wpa_auth_alg & WPA_AUTH_ALG_FILS_SK_PFS)
3437 return NL80211_AUTHTYPE_FILS_SK_PFS;
3438
3439 return NL80211_AUTHTYPE_MAX;
3440}
3441
3442
c2a04078 3443static int wpa_driver_nl80211_authenticate(
9ebce9c5 3444 struct i802_bss *bss, struct wpa_driver_auth_params *params)
c2a04078 3445{
a2e40bb6 3446 struct wpa_driver_nl80211_data *drv = bss->drv;
a0b2f99b 3447 int ret = -1, i;
c2a04078
JM		 3448 struct nl_msg *msg;
3449 enum nl80211_auth_type type;
2f4f73b1 3450 enum nl80211_iftype nlmode;
6d6f4bb8 3451 int count = 0;
536fd62d
JM		 3452 int is_retry;
3453
4bd71954
JM		 3454 nl80211_unmask_11b_rates(bss);
3455
536fd62d
JM		 3456 is_retry = drv->retry_auth;
3457 drv->retry_auth = 0;
e8d70a73 3458 drv->ignore_deauth_event = 0;
c2a04078 3459
add9b7a4 3460 nl80211_mark_disconnected(drv);
e6b8efeb 3461 os_memset(drv->auth_bssid, 0, ETH_ALEN);
add9b7a4
JM		 3462 if (params->bssid)
3463 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
3464 else
3465 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
af473088 3466 /* FIX: IBSS mode */
2f4f73b1
EP		 3467 nlmode = params->p2p ?
3468 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
3469 if (drv->nlmode != nlmode &&
9ebce9c5 3470 wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
4a867032
JM		 3471 return -1;
3472
6d6f4bb8 3473retry:
c2a04078
JM		 3474 wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
3475 drv->ifindex);
a0b2f99b 3476
9725b784
JM		 3477 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
3478 if (!msg)
3479 goto fail;
0194fedb 3480
a0b2f99b
JM		 3481 for (i = 0; i < 4; i++) {
3482 if (!params->wep_key[i])
3483 continue;
9ebce9c5 3484 wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
2ea2fcc7 3485 NULL, i,
a0b2f99b
JM		 3486 i == params->wep_tx_keyidx, NULL, 0,
3487 params->wep_key[i],
3488 params->wep_key_len[i]);
0194fedb
JB		 3489 if (params->wep_tx_keyidx != i)
3490 continue;
3491 if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
9725b784
JM		 3492 params->wep_key[i], params->wep_key_len[i]))
3493 goto fail;
a0b2f99b
JM		 3494 }
3495
c2a04078
JM		 3496 if (params->bssid) {
3497 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
3498 MAC2STR(params->bssid));
a862e4a3
JM		 3499 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
3500 goto fail;
c2a04078
JM		 3501 }
3502 if (params->freq) {
3503 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
a862e4a3
JM		 3504 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
3505 goto fail;
c2a04078
JM		 3506 }
3507 if (params->ssid) {
21cd8f83
JM		 3508 wpa_printf(MSG_DEBUG, " * SSID=%s",
3509 wpa_ssid_txt(params->ssid, params->ssid_len));
a862e4a3
JM		 3510 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
3511 params->ssid))
3512 goto fail;
c2a04078
JM		 3513 }
3514 wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
a862e4a3
JM		 3515 if (params->ie &&
3516 nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie))
3517 goto fail;
ce16c489
JM		 3518 if (params->auth_data) {
3519 wpa_hexdump(MSG_DEBUG, " * auth_data", params->auth_data,
3520 params->auth_data_len);
3521 if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->auth_data_len,
3522 params->auth_data))
a862e4a3 3523 goto fail;
569fed90 3524 }
3c67e977 3525 type = get_nl_auth_type(params->auth_alg);
c2a04078 3526 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
3c67e977
VK		 3527 if (type == NL80211_AUTHTYPE_MAX ||
3528 nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
a862e4a3 3529 goto fail;
77339912
JM		 3530 if (params->local_state_change) {
3531 wpa_printf(MSG_DEBUG, " * Local state change only");
a862e4a3
JM		 3532 if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
3533 goto fail;
77339912 3534 }
c2a04078
JM		 3535
3536 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3537 msg = NULL;
3538 if (ret) {
3b7ea880 3539 wpa_dbg(drv->ctx, MSG_DEBUG,
f875da04
BG		 3540 "nl80211: MLME command failed (auth): count=%d ret=%d (%s)",
3541 count, ret, strerror(-ret));
6d6f4bb8 3542 count++;
f875da04
BG		 3543 if ((ret == -EALREADY || ret == -EEXIST) && count == 1 &&
3544 params->bssid && !params->local_state_change) {
6d6f4bb8
JM		 3545 /*
3546 * mac80211 does not currently accept new
3547 * authentication if we are already authenticated. As a
3548 * workaround, force deauthentication and try again.
3549 */
3550 wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
3551 "after forced deauthentication");
e8d70a73 3552 drv->ignore_deauth_event = 1;
6d6f4bb8 3553 wpa_driver_nl80211_deauthenticate(
5205c4f9 3554 bss, params->bssid,
6d6f4bb8
JM		 3555 WLAN_REASON_PREV_AUTH_NOT_VALID);
3556 nlmsg_free(msg);
3557 goto retry;
3558 }
536fd62d
JM		 3559
3560 if (ret == -ENOENT && params->freq && !is_retry) {
3561 /*
3562 * cfg80211 has likely expired the BSS entry even
3563 * though it was previously available in our internal
3564 * BSS table. To recover quickly, start a single
3565 * channel scan on the specified channel.
3566 */
3567 struct wpa_driver_scan_params scan;
3568 int freqs[2];
3569
3570 os_memset(&scan, 0, sizeof(scan));
3571 scan.num_ssids = 1;
3572 if (params->ssid) {
3573 scan.ssids[0].ssid = params->ssid;
3574 scan.ssids[0].ssid_len = params->ssid_len;
3575 }
3576 freqs[0] = params->freq;
3577 freqs[1] = 0;
3578 scan.freqs = freqs;
3579 wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
3580 "channel scan to refresh cfg80211 BSS "
3581 "entry");
3582 ret = wpa_driver_nl80211_scan(bss, &scan);
3583 if (ret == 0) {
3584 nl80211_copy_auth_params(drv, params);
3585 drv->scan_for_auth = 1;
3586 }
8c3ba078
JM		 3587 } else if (is_retry) {
3588 /*
3589 * Need to indicate this with an event since the return
3590 * value from the retry is not delivered to core code.
3591 */
3592 union wpa_event_data event;
3593 wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
3594 "failed");
3595 os_memset(&event, 0, sizeof(event));
3596 os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
3597 ETH_ALEN);
3598 wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
3599 &event);
536fd62d 3600 }
a862e4a3
JM		 3601 } else {
3602 wpa_printf(MSG_DEBUG,
3603 "nl80211: Authentication request send successfully");
c2a04078 3604 }
c2a04078 3605
a862e4a3 3606fail:
c2a04078
JM		 3607 nlmsg_free(msg);
3608 return ret;
3609}
3610
3611
f3407c66 3612int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv)
536fd62d
JM		 3613{
3614 struct wpa_driver_auth_params params;
834ee56f 3615 struct i802_bss *bss = drv->first_bss;
536fd62d
JM		 3616 int i;
3617
3618 wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
3619
3620 os_memset(&params, 0, sizeof(params));
3621 params.freq = drv->auth_freq;
3622 params.auth_alg = drv->auth_alg;
3623 params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
3624 params.local_state_change = drv->auth_local_state_change;
3625 params.p2p = drv->auth_p2p;
3626
3627 if (!is_zero_ether_addr(drv->auth_bssid_))
3628 params.bssid = drv->auth_bssid_;
3629
3630 if (drv->auth_ssid_len) {
3631 params.ssid = drv->auth_ssid;
3632 params.ssid_len = drv->auth_ssid_len;
3633 }
3634
3635 params.ie = drv->auth_ie;
3636 params.ie_len = drv->auth_ie_len;
3637
3638 for (i = 0; i < 4; i++) {
3639 if (drv->auth_wep_key_len[i]) {
3640 params.wep_key[i] = drv->auth_wep_key[i];
3641 params.wep_key_len[i] = drv->auth_wep_key_len[i];
3642 }
3643 }
3644
3645 drv->retry_auth = 1;
3646 return wpa_driver_nl80211_authenticate(bss, &params);
3647}
3648
3649
a11241fa
JB		 3650static int wpa_driver_nl80211_send_frame(struct i802_bss *bss,
3651 const void *data, size_t len,
55231068
JM		 3652 int encrypt, int noack,
3653 unsigned int freq, int no_cck,
2d3943ce
AO		 3654 int offchanok, unsigned int wait_time,
3655 const u16 *csa_offs,
3656 size_t csa_offs_len)
a11241fa
JB		 3657{
3658 struct wpa_driver_nl80211_data *drv = bss->drv;
3659 u64 cookie;
41cc50d1 3660 int res;
a11241fa 3661
c7caac56
JM		 3662 if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
3663 freq = nl80211_get_assoc_freq(drv);
3664 wpa_printf(MSG_DEBUG,
3665 "nl80211: send_frame - Use assoc_freq=%u for IBSS",
3666 freq);
3667 }
af964484
JM		 3668 if (freq == 0) {
3669 wpa_printf(MSG_DEBUG, "nl80211: send_frame - Use bss->freq=%u",
3670 bss->freq);
55231068 3671 freq = bss->freq;
af964484 3672 }
55231068 3673
739faee2 3674 if (drv->use_monitor) {
981cf85a 3675 wpa_printf(MSG_DEBUG, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
739faee2 3676 freq, bss->freq);
981cf85a 3677 return nl80211_send_monitor(drv, data, len, encrypt, noack);
739faee2 3678 }
a11241fa 3679
739faee2 3680 wpa_printf(MSG_DEBUG, "nl80211: send_frame -> send_frame_cmd");
41cc50d1 3681 res = nl80211_send_frame_cmd(bss, freq, wait_time, data, len,
2d3943ce
AO		 3682 &cookie, no_cck, noack, offchanok,
3683 csa_offs, csa_offs_len);
41cc50d1
JM		 3684 if (res == 0 && !noack) {
3685 const struct ieee80211_mgmt *mgmt;
3686 u16 fc;
3687
3688 mgmt = (const struct ieee80211_mgmt *) data;
3689 fc = le_to_host16(mgmt->frame_control);
3690 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3691 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
3692 wpa_printf(MSG_MSGDUMP,
3693 "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
3694 (long long unsigned int)
3695 drv->send_action_cookie,
3696 (long long unsigned int) cookie);
3697 drv->send_action_cookie = cookie;
3698 }
3699 }
3700
3701 return res;
a11241fa
JB		 3702}
3703
3704
9ebce9c5
JM		 3705static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
3706 size_t data_len, int noack,
3707 unsigned int freq, int no_cck,
3708 int offchanok,
2d3943ce
AO		 3709 unsigned int wait_time,
3710 const u16 *csa_offs,
3711 size_t csa_offs_len)
2c2010ac 3712{
a2e40bb6 3713 struct wpa_driver_nl80211_data *drv = bss->drv;
2c2010ac 3714 struct ieee80211_mgmt *mgmt;
7a47d567 3715 int encrypt = 1;
2c2010ac
JM		 3716 u16 fc;
3717
3718 mgmt = (struct ieee80211_mgmt *) data;
3719 fc = le_to_host16(mgmt->frame_control);
f95a4524
PF		 3720 wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da= " MACSTR
3721 " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
3722 MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
3723 fc, fc2str(fc), drv->nlmode);
2c2010ac 3724
8e12685c
AS		 3725 if ((is_sta_interface(drv->nlmode) ||
3726 drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
5582a5d1
JB		 3727 WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3728 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
3729 /*
3730 * The use of last_mgmt_freq is a bit of a hack,
3731 * but it works due to the single-threaded nature
3732 * of wpa_supplicant.
3733 */
af964484
JM		 3734 if (freq == 0) {
3735 wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
3736 drv->last_mgmt_freq);
55231068 3737 freq = drv->last_mgmt_freq;
af964484 3738 }
55231068 3739 return nl80211_send_frame_cmd(bss, freq, 0,
88df0ef7 3740 data, data_len, NULL, 1, noack,
2d3943ce 3741 1, csa_offs, csa_offs_len);
5582a5d1
JB		 3742 }
3743
61cbe2ff 3744 if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
af964484
JM		 3745 if (freq == 0) {
3746 wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
3747 bss->freq);
55231068 3748 freq = bss->freq;
af964484 3749 }
b5671498
JM		 3750 return nl80211_send_frame_cmd(bss, freq,
3751 (int) freq == bss->freq ? 0 :
3752 wait_time,
d8d6b32e
DG		 3753 data, data_len,
3754 &drv->send_action_cookie,
2d3943ce
AO		 3755 no_cck, noack, offchanok,
3756 csa_offs, csa_offs_len);
86957e62
JM		 3757 }
3758
2c2010ac
JM		 3759 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3760 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
3761 /*
3762 * Only one of the authentication frame types is encrypted.
3763 * In order for static WEP encryption to work properly (i.e.,
3764 * to not encrypt the frame), we need to tell mac80211 about
3765 * the frames that must not be encrypted.
3766 */
3767 u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
3768 u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
7a47d567
JB		 3769 if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
3770 encrypt = 0;
2c2010ac
JM		 3771 }
3772
739faee2 3773 wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame");
a11241fa 3774 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt,
55231068 3775 noack, freq, no_cck, offchanok,
2d3943ce
AO		 3776 wait_time, csa_offs,
3777 csa_offs_len);
55231068
JM		 3778}
3779
3780
cae87abd
JM		 3781static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates)
3782{
3783 u8 rates[NL80211_MAX_SUPP_RATES];
3784 u8 rates_len = 0;
3785 int i;
3786
3787 if (!basic_rates)
3788 return 0;
3789
3790 for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
3791 rates[rates_len++] = basic_rates[i] / 5;
3792
3793 return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
3794}
3795
3796
31357268 3797static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
e5693c47 3798 int slot, int ht_opmode, int ap_isolate,
cae87abd 3799 const int *basic_rates)
31357268
JM		 3800{
3801 struct wpa_driver_nl80211_data *drv = bss->drv;
3802 struct nl_msg *msg;
3803
13f83980 3804 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) ||
a862e4a3
JM		 3805 (cts >= 0 &&
3806 nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) ||
3807 (preamble >= 0 &&
3808 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) ||
3809 (slot >= 0 &&
3810 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) ||
3811 (ht_opmode >= 0 &&
3812 nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) ||
3813 (ap_isolate >= 0 &&
cae87abd
JM		 3814 nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)) ||
3815 nl80211_put_basic_rates(msg, basic_rates)) {
3816 nlmsg_free(msg);
3817 return -ENOBUFS;
e5693c47
JM		 3818 }
3819
31357268 3820 return send_and_recv_msgs(drv, msg, NULL, NULL);
31357268
JM		 3821}
3822
3823
3c4ca363
VN		 3824static int wpa_driver_nl80211_set_acl(void *priv,
3825 struct hostapd_acl_params *params)
3826{
3827 struct i802_bss *bss = priv;
3828 struct wpa_driver_nl80211_data *drv = bss->drv;
3829 struct nl_msg *msg;
f429ec44 3830 struct nl_msg *acl;
3c4ca363 3831 unsigned int i;
a862e4a3 3832 int ret;
3c4ca363
VN		 3833
3834 if (!(drv->capa.max_acl_mac_addrs))
3835 return -ENOTSUP;
3836
3837 if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
3838 return -ENOTSUP;
3839
3c4ca363
VN		 3840 wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
3841 params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
3842
f429ec44
JM		 3843 acl = nlmsg_alloc();
3844 if (!acl)
3845 return -ENOMEM;
3846 for (i = 0; i < params->num_mac_acl; i++) {
3847 if (nla_put(acl, i + 1, ETH_ALEN, params->mac_acl[i].addr)) {
3848 nlmsg_free(acl);
3849 return -ENOMEM;
3850 }
3851 }
3852
9725b784 3853 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) ||
a862e4a3
JM		 3854 nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
3855 NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
3856 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) ||
f429ec44 3857 nla_put_nested(msg, NL80211_ATTR_MAC_ADDRS, acl)) {
a862e4a3 3858 nlmsg_free(msg);
f429ec44 3859 nlmsg_free(acl);
a862e4a3
JM		 3860 return -ENOMEM;
3861 }
f429ec44 3862 nlmsg_free(acl);
3c4ca363
VN		 3863
3864 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3c4ca363
VN		 3865 if (ret) {
3866 wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
3867 ret, strerror(-ret));
3868 }
3869
3c4ca363
VN		 3870 return ret;
3871}
3872
3873
85e1fad8
JM		 3874static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int)
3875{
3876 if (beacon_int > 0) {
3877 wpa_printf(MSG_DEBUG, " * beacon_int=%d", beacon_int);
3878 return nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
3879 beacon_int);
3880 }
3881
3882 return 0;
3883}
3884
3885
4ac2ea57
MH		 3886static int nl80211_put_dtim_period(struct nl_msg *msg, int dtim_period)
3887{
3888 if (dtim_period > 0) {
3889 wpa_printf(MSG_DEBUG, " * dtim_period=%d", dtim_period);
3890 return nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period);
3891 }
3892
3893 return 0;
3894}
3895
3896
052b8d38
MH		 3897#ifdef CONFIG_MESH
3898static int nl80211_set_mesh_config(void *priv,
3899 struct wpa_driver_mesh_bss_params *params)
3900{
3901 struct i802_bss *bss = priv;
3902 struct wpa_driver_nl80211_data *drv = bss->drv;
3903 struct nl_msg *msg;
3904 int ret;
3905
3906 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MESH_CONFIG);
3907 if (!msg)
3908 return -1;
3909
3910 ret = nl80211_put_mesh_config(msg, params);
3911 if (ret < 0) {
3912 nlmsg_free(msg);
3913 return ret;
3914 }
3915
3916 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3917 if (ret) {
3918 wpa_printf(MSG_ERROR,
3919 "nl80211: Mesh config set failed: %d (%s)",
3920 ret, strerror(-ret));
3921 return ret;
3922 }
3923 return 0;
3924}
3925#endif /* CONFIG_MESH */
3926
3927
d4f3003c
PK		 3928static int nl80211_put_beacon_rate(struct nl_msg *msg, const u64 flags,
3929 struct wpa_driver_ap_params *params)
3930{
3931 struct nlattr *bands, *band;
3932 struct nl80211_txrate_vht vht_rate;
3933
3934 if (!params->freq ||
3935 (params->beacon_rate == 0 &&
3936 params->rate_type == BEACON_RATE_LEGACY))
3937 return 0;
3938
3939 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
3940 if (!bands)
3941 return -1;
3942
3943 switch (params->freq->mode) {
3944 case HOSTAPD_MODE_IEEE80211B:
3945 case HOSTAPD_MODE_IEEE80211G:
3946 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
3947 break;
3948 case HOSTAPD_MODE_IEEE80211A:
3949 band = nla_nest_start(msg, NL80211_BAND_5GHZ);
3950 break;
3951 case HOSTAPD_MODE_IEEE80211AD:
3952 band = nla_nest_start(msg, NL80211_BAND_60GHZ);
3953 break;
3954 default:
3955 return 0;
3956 }
3957
3958 if (!band)
3959 return -1;
3960
3961 os_memset(&vht_rate, 0, sizeof(vht_rate));
3962
3963 switch (params->rate_type) {
3964 case BEACON_RATE_LEGACY:
3965 if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_LEGACY)) {
3966 wpa_printf(MSG_INFO,
3967 "nl80211: Driver does not support setting Beacon frame rate (legacy)");
3968 return -1;
3969 }
3970
3971 if (nla_put_u8(msg, NL80211_TXRATE_LEGACY,
3972 (u8) params->beacon_rate / 5) ||
3973 nla_put(msg, NL80211_TXRATE_HT, 0, NULL) ||
3974 (params->freq->vht_enabled &&
3975 nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
3976 &vht_rate)))
3977 return -1;
3978
3979 wpa_printf(MSG_DEBUG, " * beacon_rate = legacy:%u (* 100 kbps)",
3980 params->beacon_rate);
3981 break;
3982 case BEACON_RATE_HT:
3983 if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_HT)) {
3984 wpa_printf(MSG_INFO,
3985 "nl80211: Driver does not support setting Beacon frame rate (HT)");
3986 return -1;
3987 }
3988 if (nla_put(msg, NL80211_TXRATE_LEGACY, 0, NULL) ||
3989 nla_put_u8(msg, NL80211_TXRATE_HT, params->beacon_rate) ||
3990 (params->freq->vht_enabled &&
3991 nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
3992 &vht_rate)))
3993 return -1;
3994 wpa_printf(MSG_DEBUG, " * beacon_rate = HT-MCS %u",
3995 params->beacon_rate);
3996 break;
3997 case BEACON_RATE_VHT:
3998 if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_VHT)) {
3999 wpa_printf(MSG_INFO,
4000 "nl80211: Driver does not support setting Beacon frame rate (VHT)");
4001 return -1;
4002 }
4003 vht_rate.mcs[0] = BIT(params->beacon_rate);
4004 if (nla_put(msg, NL80211_TXRATE_LEGACY, 0, NULL))
4005 return -1;
4006 if (nla_put(msg, NL80211_TXRATE_HT, 0, NULL))
4007 return -1;
4008 if (nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
4009 &vht_rate))
4010 return -1;
4011 wpa_printf(MSG_DEBUG, " * beacon_rate = VHT-MCS %u",
4012 params->beacon_rate);
4013 break;
4014 }
4015
4016 nla_nest_end(msg, band);
4017 nla_nest_end(msg, bands);
4018
4019 return 0;
4020}
4021
4022
34f7c699
MB		 4023static int nl80211_set_multicast_to_unicast(struct i802_bss *bss,
4024 int multicast_to_unicast)
4025{
4026 struct wpa_driver_nl80211_data *drv = bss->drv;
4027 struct nl_msg *msg;
4028 int ret;
4029
4030 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_MULTICAST_TO_UNICAST);
4031 if (!msg ||
4032 (multicast_to_unicast &&
4033 nla_put_flag(msg, NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED))) {
4034 wpa_printf(MSG_ERROR,
4035 "nl80211: Failed to build NL80211_CMD_SET_MULTICAST_TO_UNICAST msg for %s",
4036 bss->ifname);
4037 nlmsg_free(msg);
4038 return -ENOBUFS;
4039 }
4040
4041 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4042
4043 switch (ret) {
4044 case 0:
4045 wpa_printf(MSG_DEBUG,
4046 "nl80211: multicast to unicast %s on interface %s",
4047 multicast_to_unicast ? "enabled" : "disabled",
4048 bss->ifname);
4049 break;
4050 case -EOPNOTSUPP:
4051 if (!multicast_to_unicast)
4052 break;
4053 wpa_printf(MSG_INFO,
4054 "nl80211: multicast to unicast not supported on interface %s",
4055 bss->ifname);
4056 break;
4057 default:
4058 wpa_printf(MSG_ERROR,
4059 "nl80211: %s multicast to unicast failed with %d (%s) on interface %s",
4060 multicast_to_unicast ? "enabling" : "disabling",
4061 ret, strerror(-ret), bss->ifname);
4062 break;
4063 }
4064
4065 return ret;
4066}
4067
4068
19c3b566
JM		 4069static int wpa_driver_nl80211_set_ap(void *priv,
4070 struct wpa_driver_ap_params *params)
d2440ba0 4071{
a2e40bb6
FF		 4072 struct i802_bss *bss = priv;
4073 struct wpa_driver_nl80211_data *drv = bss->drv;
d2440ba0
JM		 4074 struct nl_msg *msg;
4075 u8 cmd = NL80211_CMD_NEW_BEACON;
5b82cdbe 4076 int ret = -ENOBUFS;
b4fd6fab 4077 int beacon_set;
b11d1d64 4078 int num_suites;
da1080d7 4079 int smps_mode;
de4ed4a8 4080 u32 suites[10], suite;
b11d1d64 4081 u32 ver;
052b8d38
MH		 4082#ifdef CONFIG_MESH
4083 struct wpa_driver_mesh_bss_params mesh_params;
4084#endif /* CONFIG_MESH */
b4fd6fab 4085
f33c8606 4086 beacon_set = params->reenable ? 0 : bss->beacon_set;
d2440ba0 4087
d2440ba0 4088 wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
b4fd6fab
JM		 4089 beacon_set);
4090 if (beacon_set)
d2440ba0 4091 cmd = NL80211_CMD_SET_BEACON;
89fa633a
DL		 4092 else if (!drv->device_ap_sme && !drv->use_monitor &&
4093 !nl80211_get_wiphy_data_ap(bss))
a70cd0db 4094 return -ENOBUFS;
d2440ba0 4095
b92e08fc
JM		 4096 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
4097 params->head, params->head_len);
b92e08fc
JM		 4098 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
4099 params->tail, params->tail_len);
13f83980 4100 wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
b92e08fc 4101 wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
d4f3003c
PK		 4102 wpa_printf(MSG_DEBUG, "nl80211: beacon_rate=%u", params->beacon_rate);
4103 wpa_printf(MSG_DEBUG, "nl80211: rate_type=%d", params->rate_type);
b92e08fc 4104 wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
21cd8f83
JM		 4105 wpa_printf(MSG_DEBUG, "nl80211: ssid=%s",
4106 wpa_ssid_txt(params->ssid, params->ssid_len));
13f83980 4107 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
a862e4a3
JM		 4108 nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len,
4109 params->head) ||
4110 nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len,
4111 params->tail) ||
85e1fad8 4112 nl80211_put_beacon_int(msg, params->beacon_int) ||
d4f3003c 4113 nl80211_put_beacon_rate(msg, drv->capa.flags, params) ||
4ac2ea57 4114 nl80211_put_dtim_period(msg, params->dtim_period) ||
a862e4a3
JM		 4115 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
4116 goto fail;
b92e08fc
JM		 4117 if (params->proberesp && params->proberesp_len) {
4118 wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)",
4119 params->proberesp, params->proberesp_len);
a862e4a3
JM		 4120 if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
4121 params->proberesp))
4122 goto fail;
b92e08fc 4123 }
97a7a0b5
JM		 4124 switch (params->hide_ssid) {
4125 case NO_SSID_HIDING:
b92e08fc 4126 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use");
a862e4a3
JM		 4127 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
4128 NL80211_HIDDEN_SSID_NOT_IN_USE))
4129 goto fail;
97a7a0b5
JM		 4130 break;
4131 case HIDDEN_SSID_ZERO_LEN:
b92e08fc 4132 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len");
a862e4a3
JM		 4133 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
4134 NL80211_HIDDEN_SSID_ZERO_LEN))
4135 goto fail;
97a7a0b5
JM		 4136 break;
4137 case HIDDEN_SSID_ZERO_CONTENTS:
b92e08fc 4138 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents");
a862e4a3
JM		 4139 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
4140 NL80211_HIDDEN_SSID_ZERO_CONTENTS))
4141 goto fail;
97a7a0b5
JM		 4142 break;
4143 }
b92e08fc 4144 wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy);
a862e4a3
JM		 4145 if (params->privacy &&
4146 nla_put_flag(msg, NL80211_ATTR_PRIVACY))
4147 goto fail;
b92e08fc 4148 wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs);
b11d1d64
JM		 4149 if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
4150 (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
4151 /* Leave out the attribute */
a862e4a3
JM		 4152 } else if (params->auth_algs & WPA_AUTH_ALG_SHARED) {
4153 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
4154 NL80211_AUTHTYPE_SHARED_KEY))
4155 goto fail;
4156 } else {
4157 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
4158 NL80211_AUTHTYPE_OPEN_SYSTEM))
4159 goto fail;
4160 }
b11d1d64 4161
b92e08fc 4162 wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version);
b11d1d64
JM		 4163 ver = 0;
4164 if (params->wpa_version & WPA_PROTO_WPA)
4165 ver |= NL80211_WPA_VERSION_1;
4166 if (params->wpa_version & WPA_PROTO_RSN)
4167 ver |= NL80211_WPA_VERSION_2;
a862e4a3
JM		 4168 if (ver &&
4169 nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
4170 goto fail;
b11d1d64 4171
b92e08fc
JM		 4172 wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
4173 params->key_mgmt_suites);
b11d1d64
JM		 4174 num_suites = 0;
4175 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X)
3aa24db9 4176 suites[num_suites++] = RSN_AUTH_KEY_MGMT_UNSPEC_802_1X;
b11d1d64 4177 if (params->key_mgmt_suites & WPA_KEY_MGMT_PSK)
3aa24db9 4178 suites[num_suites++] = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
a862e4a3
JM		 4179 if (num_suites &&
4180 nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32),
4181 suites))
4182 goto fail;
b11d1d64 4183
533fe09b 4184 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
e3429c0b
JB		 4185 (!params->pairwise_ciphers ||
4186 params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40)) &&
4187 (nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
4188 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
a862e4a3 4189 goto fail;
9f12614b 4190
c8931afe
JM		 4191 if (drv->device_ap_sme &&
4192 (params->key_mgmt_suites & WPA_KEY_MGMT_SAE) &&
4193 nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT))
4194 goto fail;
236e793e 4195
b92e08fc
JM		 4196 wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
4197 params->pairwise_ciphers);
de4ed4a8
JM		 4198 num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers,
4199 suites, ARRAY_SIZE(suites));
a862e4a3
JM		 4200 if (num_suites &&
4201 nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
4202 num_suites * sizeof(u32), suites))
4203 goto fail;
b11d1d64 4204
b92e08fc
JM		 4205 wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x",
4206 params->group_cipher);
de4ed4a8 4207 suite = wpa_cipher_to_cipher_suite(params->group_cipher);
a862e4a3
JM		 4208 if (suite &&
4209 nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite))
4210 goto fail;
d2440ba0 4211
ee298f1b
JM		 4212 if (params->ht_opmode != -1) {
4213 switch (params->smps_mode) {
4214 case HT_CAP_INFO_SMPS_DYNAMIC:
4215 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - dynamic");
4216 smps_mode = NL80211_SMPS_DYNAMIC;
4217 break;
4218 case HT_CAP_INFO_SMPS_STATIC:
4219 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - static");
4220 smps_mode = NL80211_SMPS_STATIC;
4221 break;
4222 default:
4223 /* invalid - fallback to smps off */
4224 case HT_CAP_INFO_SMPS_DISABLED:
4225 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - off");
4226 smps_mode = NL80211_SMPS_OFF;
4227 break;
4228 }
a2426829 4229 if (nla_put_u8(msg, NL80211_ATTR_SMPS_MODE, smps_mode))
ee298f1b 4230 goto fail;
da1080d7 4231 }
da1080d7 4232
fb91db56 4233 if (params->beacon_ies) {
b92e08fc
JM		 4234 wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies",
4235 params->beacon_ies);
a862e4a3
JM		 4236 if (nla_put(msg, NL80211_ATTR_IE,
4237 wpabuf_len(params->beacon_ies),
4238 wpabuf_head(params->beacon_ies)))
4239 goto fail;
fb91db56
JM		 4240 }
4241 if (params->proberesp_ies) {
b92e08fc
JM		 4242 wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies",
4243 params->proberesp_ies);
a862e4a3
JM		 4244 if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
4245 wpabuf_len(params->proberesp_ies),
4246 wpabuf_head(params->proberesp_ies)))
4247 goto fail;
fb91db56
JM		 4248 }
4249 if (params->assocresp_ies) {
b92e08fc
JM		 4250 wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies",
4251 params->assocresp_ies);
a862e4a3
JM		 4252 if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
4253 wpabuf_len(params->assocresp_ies),
4254 wpabuf_head(params->assocresp_ies)))
4255 goto fail;
fb91db56
JM		 4256 }
4257
a0133ee1 4258 if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) {
b92e08fc
JM		 4259 wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d",
4260 params->ap_max_inactivity);
a862e4a3
JM		 4261 if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
4262 params->ap_max_inactivity))
4263 goto fail;
a0133ee1
VT		 4264 }
4265
abb8d08b
EP		 4266#ifdef CONFIG_P2P
4267 if (params->p2p_go_ctwindow > 0) {
4268 if (drv->p2p_go_ctwindow_supported) {
4269 wpa_printf(MSG_DEBUG, "nl80211: P2P GO ctwindow=%d",
4270 params->p2p_go_ctwindow);
4271 if (nla_put_u8(msg, NL80211_ATTR_P2P_CTWINDOW,
4272 params->p2p_go_ctwindow))
4273 goto fail;
4274 } else {
4275 wpa_printf(MSG_INFO,
4276 "nl80211: Driver does not support CTWindow configuration - ignore this parameter");
4277 }
4278 }
4279#endif /* CONFIG_P2P */
4280
86b5c400
LD		 4281 if (params->pbss) {
4282 wpa_printf(MSG_DEBUG, "nl80211: PBSS");
4283 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
4284 goto fail;
4285 }
4286
5b82cdbe
JB		 4287 if (params->ftm_responder) {
4288 struct nlattr *ftm;
4289
4290 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_FTM_RESPONDER)) {
4291 ret = -ENOTSUP;
4292 goto fail;
4293 }
4294
4295 ftm = nla_nest_start(msg, NL80211_ATTR_FTM_RESPONDER);
4296 if (!ftm ||
4297 nla_put_flag(msg, NL80211_FTM_RESP_ATTR_ENABLED) ||
4298 (params->lci &&
4299 nla_put(msg, NL80211_FTM_RESP_ATTR_LCI,
4300 wpabuf_len(params->lci),
4301 wpabuf_head(params->lci))) ||
4302 (params->civic &&
4303 nla_put(msg, NL80211_FTM_RESP_ATTR_CIVICLOC,
4304 wpabuf_len(params->civic),
4305 wpabuf_head(params->civic))))
4306 goto fail;
4307 nla_nest_end(msg, ftm);
4308 }
4309
a84bf443
JC		 4310#ifdef CONFIG_IEEE80211AX
4311 if (params->he_spr) {
4312 struct nlattr *spr;
4313
4314 spr = nla_nest_start(msg, NL80211_ATTR_HE_OBSS_PD);
4315 wpa_printf(MSG_DEBUG, "nl80211: he_spr=%d", params->he_spr);
4316
4317 if (nla_put_u8(msg, NL80211_HE_OBSS_PD_ATTR_MIN_OFFSET,
4318 params->he_spr_srg_obss_pd_min_offset) ||
4319 nla_put_u8(msg, NL80211_HE_OBSS_PD_ATTR_MAX_OFFSET,
4320 params->he_spr_srg_obss_pd_max_offset))
4321 goto fail;
4322
4323 nla_nest_end(msg, spr);
4324 }
4325#endif /* CONFIG_IEEE80211AX */
4326
d2440ba0
JM		 4327 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4328 if (ret) {
4329 wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
4330 ret, strerror(-ret));
b4fd6fab 4331 } else {
b4fd6fab 4332 bss->beacon_set = 1;
31357268 4333 nl80211_set_bss(bss, params->cts_protect, params->preamble,
d03e8d11 4334 params->short_slot_time, params->ht_opmode,
e5693c47 4335 params->isolate, params->basic_rates);
34f7c699
MB		 4336 nl80211_set_multicast_to_unicast(bss,
4337 params->multicast_to_unicast);
e87ef751
PX		 4338 if (beacon_set && params->freq &&
4339 params->freq->bandwidth != bss->bandwidth) {
4340 wpa_printf(MSG_DEBUG,
4341 "nl80211: Update BSS %s bandwidth: %d -> %d",
4342 bss->ifname, bss->bandwidth,
4343 params->freq->bandwidth);
4344 ret = nl80211_set_channel(bss, params->freq, 1);
4345 if (ret) {
4346 wpa_printf(MSG_DEBUG,
4347 "nl80211: Frequency set failed: %d (%s)",
4348 ret, strerror(-ret));
4349 } else {
4350 wpa_printf(MSG_DEBUG,
4351 "nl80211: Frequency set succeeded for ht2040 coex");
4352 bss->bandwidth = params->freq->bandwidth;
4353 }
f5728d0a 4354 } else if (!beacon_set && params->freq) {
e87ef751
PX		 4355 /*
4356 * cfg80211 updates the driver on frequence change in AP
4357 * mode only at the point when beaconing is started, so
4358 * set the initial value here.
4359 */
4360 bss->bandwidth = params->freq->bandwidth;
4361 }
b4fd6fab 4362 }
052b8d38
MH		 4363
4364#ifdef CONFIG_MESH
4365 if (is_mesh_interface(drv->nlmode) && params->ht_opmode != -1) {
4366 os_memset(&mesh_params, 0, sizeof(mesh_params));
4367 mesh_params.flags |= WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE;
4368 mesh_params.ht_opmode = params->ht_opmode;
4369 ret = nl80211_set_mesh_config(priv, &mesh_params);
4370 if (ret < 0)
4371 return ret;
4372 }
4373#endif /* CONFIG_MESH */
4374
d2440ba0 4375 return ret;
a862e4a3 4376fail:
5883168a 4377 nlmsg_free(msg);
5b82cdbe 4378 return ret;
d2440ba0
JM		 4379}
4380
4381
1c4ffa87 4382static int nl80211_put_freq_params(struct nl_msg *msg,
72b2605f 4383 const struct hostapd_freq_params *freq)
1581b38b 4384{
df4f9599
SE		 4385 enum hostapd_hw_mode hw_mode;
4386 int is_24ghz;
4387 u8 channel;
4388
1fc4ab23 4389 wpa_printf(MSG_DEBUG, " * freq=%d", freq->freq);
a862e4a3
JM		 4390 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
4391 return -ENOBUFS;
4392
ad9a1bfe 4393 wpa_printf(MSG_DEBUG, " * he_enabled=%d", freq->he_enabled);
1fc4ab23
JM		 4394 wpa_printf(MSG_DEBUG, " * vht_enabled=%d", freq->vht_enabled);
4395 wpa_printf(MSG_DEBUG, " * ht_enabled=%d", freq->ht_enabled);
4396
df4f9599
SE		 4397 hw_mode = ieee80211_freq_to_chan(freq->freq, &channel);
4398 is_24ghz = hw_mode == HOSTAPD_MODE_IEEE80211G ||
4399 hw_mode == HOSTAPD_MODE_IEEE80211B;
4400
4401 if (freq->vht_enabled || (freq->he_enabled && !is_24ghz)) {
a862e4a3
JM		 4402 enum nl80211_chan_width cw;
4403
1fc4ab23 4404 wpa_printf(MSG_DEBUG, " * bandwidth=%d", freq->bandwidth);
89b800d7
JB		 4405 switch (freq->bandwidth) {
4406 case 20:
a862e4a3 4407 cw = NL80211_CHAN_WIDTH_20;
89b800d7
JB		 4408 break;
4409 case 40:
a862e4a3 4410 cw = NL80211_CHAN_WIDTH_40;
89b800d7
JB		 4411 break;
4412 case 80:
4413 if (freq->center_freq2)
a862e4a3 4414 cw = NL80211_CHAN_WIDTH_80P80;
89b800d7 4415 else
a862e4a3 4416 cw = NL80211_CHAN_WIDTH_80;
89b800d7
JB		 4417 break;
4418 case 160:
a862e4a3 4419 cw = NL80211_CHAN_WIDTH_160;
89b800d7
JB		 4420 break;
4421 default:
1c4ffa87 4422 return -EINVAL;
89b800d7 4423 }
a862e4a3 4424
1fc4ab23
JM		 4425 wpa_printf(MSG_DEBUG, " * channel_width=%d", cw);
4426 wpa_printf(MSG_DEBUG, " * center_freq1=%d",
4427 freq->center_freq1);
4428 wpa_printf(MSG_DEBUG, " * center_freq2=%d",
4429 freq->center_freq2);
a862e4a3
JM		 4430 if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) ||
4431 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1,
4432 freq->center_freq1) ||
4433 (freq->center_freq2 &&
4434 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2,
4435 freq->center_freq2)))
4436 return -ENOBUFS;
89b800d7 4437 } else if (freq->ht_enabled) {
a862e4a3
JM		 4438 enum nl80211_channel_type ct;
4439
1fc4ab23
JM		 4440 wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d",
4441 freq->sec_channel_offset);
89b800d7 4442 switch (freq->sec_channel_offset) {
f019981a 4443 case -1:
a862e4a3 4444 ct = NL80211_CHAN_HT40MINUS;
f019981a
JM		 4445 break;
4446 case 1:
a862e4a3 4447 ct = NL80211_CHAN_HT40PLUS;
f019981a
JM		 4448 break;
4449 default:
a862e4a3 4450 ct = NL80211_CHAN_HT20;
f019981a
JM		 4451 break;
4452 }
a862e4a3 4453
1fc4ab23 4454 wpa_printf(MSG_DEBUG, " * channel_type=%d", ct);
a862e4a3
JM		 4455 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct))
4456 return -ENOBUFS;
dda5d9e3
AAL		 4457 } else if (freq->edmg.channels && freq->edmg.bw_config) {
4458 wpa_printf(MSG_DEBUG,
4459 " * EDMG configuration: channels=0x%x bw_config=%d",
4460 freq->edmg.channels, freq->edmg.bw_config);
4461 if (nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_CHANNELS,
4462 freq->edmg.channels) ||
4463 nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_BW_CONFIG,
4464 freq->edmg.bw_config))
4465 return -1;
3388e7b9
MH		 4466 } else {
4467 wpa_printf(MSG_DEBUG, " * channel_type=%d",
4468 NL80211_CHAN_NO_HT);
4469 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
4470 NL80211_CHAN_NO_HT))
4471 return -ENOBUFS;
f019981a 4472 }
1c4ffa87 4473 return 0;
1c4ffa87
AO		 4474}
4475
4476
e87ef751
PX		 4477static int nl80211_set_channel(struct i802_bss *bss,
4478 struct hostapd_freq_params *freq, int set_chan)
1c4ffa87
AO		 4479{
4480 struct wpa_driver_nl80211_data *drv = bss->drv;
4481 struct nl_msg *msg;
4482 int ret;
4483
4484 wpa_printf(MSG_DEBUG,
ad9a1bfe
JC		 4485 "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, he_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
4486 freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
1c4ffa87 4487 freq->bandwidth, freq->center_freq1, freq->center_freq2);
1c4ffa87 4488
9725b784
JM		 4489 msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
4490 NL80211_CMD_SET_WIPHY);
4491 if (!msg || nl80211_put_freq_params(msg, freq) < 0) {
a862e4a3
JM		 4492 nlmsg_free(msg);
4493 return -1;
4494 }
1581b38b 4495
d2440ba0 4496 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
e4fb2167 4497 if (ret == 0) {
89b800d7 4498 bss->freq = freq->freq;
1581b38b 4499 return 0;
e4fb2167 4500 }
f019981a 4501 wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
89b800d7 4502 "%d (%s)", freq->freq, ret, strerror(-ret));
1581b38b
JM		 4503 return -1;
4504}
4505
0f4e8b4f 4506
95ab6063
AN		 4507static u32 sta_flags_nl80211(int flags)
4508{
4509 u32 f = 0;
4510
4511 if (flags & WPA_STA_AUTHORIZED)
4512 f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
4513 if (flags & WPA_STA_WMM)
4514 f |= BIT(NL80211_STA_FLAG_WME);
4515 if (flags & WPA_STA_SHORT_PREAMBLE)
4516 f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
4517 if (flags & WPA_STA_MFP)
4518 f |= BIT(NL80211_STA_FLAG_MFP);
45b722f1
AN		 4519 if (flags & WPA_STA_TDLS_PEER)
4520 f |= BIT(NL80211_STA_FLAG_TDLS_PEER);
7a228b5c
BC		 4521 if (flags & WPA_STA_AUTHENTICATED)
4522 f |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
dc55b6b6
AB		 4523 if (flags & WPA_STA_ASSOCIATED)
4524 f |= BIT(NL80211_STA_FLAG_ASSOCIATED);
95ab6063
AN		 4525
4526 return f;
4527}
4528
4529
7c7e7877
BC		 4530#ifdef CONFIG_MESH
4531static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
4532{
4533 switch (state) {
d02e5498 4534 case PLINK_IDLE:
7c7e7877 4535 return NL80211_PLINK_LISTEN;
d02e5498 4536 case PLINK_OPN_SNT:
7c7e7877 4537 return NL80211_PLINK_OPN_SNT;
d02e5498 4538 case PLINK_OPN_RCVD:
7c7e7877
BC		 4539 return NL80211_PLINK_OPN_RCVD;
4540 case PLINK_CNF_RCVD:
4541 return NL80211_PLINK_CNF_RCVD;
4542 case PLINK_ESTAB:
4543 return NL80211_PLINK_ESTAB;
4544 case PLINK_HOLDING:
4545 return NL80211_PLINK_HOLDING;
4546 case PLINK_BLOCKED:
4547 return NL80211_PLINK_BLOCKED;
4548 default:
4549 wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d",
4550 state);
4551 }
4552 return -1;
4553}
4554#endif /* CONFIG_MESH */
4555
4556
62847751 4557static int wpa_driver_nl80211_sta_add(void *priv,
0f4e8b4f
JM		 4558 struct hostapd_sta_add_params *params)
4559{
a2e40bb6
FF		 4560 struct i802_bss *bss = priv;
4561 struct wpa_driver_nl80211_data *drv = bss->drv;
8970bae8 4562 struct nl_msg *msg;
95ab6063 4563 struct nl80211_sta_flag_update upd;
0f4e8b4f
JM		 4564 int ret = -ENOBUFS;
4565
45b722f1
AN		 4566 if ((params->flags & WPA_STA_TDLS_PEER) &&
4567 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
4568 return -EOPNOTSUPP;
4569
e4dea253
JM		 4570 wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
4571 params->set ? "Set" : "Add", MAC2STR(params->addr));
13f83980
JM		 4572 msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION :
4573 NL80211_CMD_NEW_STATION);
4574 if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr))
a862e4a3 4575 goto fail;
5551bc9c 4576
dc55b6b6
AB		 4577 /*
4578 * Set the below properties only in one of the following cases:
4579 * 1. New station is added, already associated.
4580 * 2. Set WPA_STA_TDLS_PEER station.
4581 * 3. Set an already added unassociated station, if driver supports
4582 * full AP client state. (Set these properties after station became
4583 * associated will be rejected by the driver).
4584 */
4585 if (!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
4586 (params->set && FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
4587 (params->flags & WPA_STA_ASSOCIATED))) {
5551bc9c
BC		 4588 wpa_hexdump(MSG_DEBUG, " * supported rates",
4589 params->supp_rates, params->supp_rates_len);
a862e4a3
JM		 4590 wpa_printf(MSG_DEBUG, " * capability=0x%x",
4591 params->capability);
4592 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES,
4593 params->supp_rates_len, params->supp_rates) ||
4594 nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY,
4595 params->capability))
4596 goto fail;
e503861f
JM		 4597
4598 if (params->ht_capabilities) {
4599 wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
4600 (u8 *) params->ht_capabilities,
4601 sizeof(*params->ht_capabilities));
a862e4a3
JM		 4602 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
4603 sizeof(*params->ht_capabilities),
4604 params->ht_capabilities))
4605 goto fail;
e503861f
JM		 4606 }
4607
4608 if (params->vht_capabilities) {
4609 wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
4610 (u8 *) params->vht_capabilities,
4611 sizeof(*params->vht_capabilities));
a862e4a3
JM		 4612 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY,
4613 sizeof(*params->vht_capabilities),
4614 params->vht_capabilities))
4615 goto fail;
e503861f
JM		 4616 }
4617
59d9c3a1
JC		 4618 if (params->he_capab) {
4619 wpa_hexdump(MSG_DEBUG, " * he_capab",
4620 params->he_capab, params->he_capab_len);
4621 if (nla_put(msg, NL80211_ATTR_HE_CAPABILITY,
4622 params->he_capab_len, params->he_capab))
4623 goto fail;
4624 }
4625
e503861f
JM		 4626 if (params->ext_capab) {
4627 wpa_hexdump(MSG_DEBUG, " * ext_capab",
4628 params->ext_capab, params->ext_capab_len);
a862e4a3
JM		 4629 if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
4630 params->ext_capab_len, params->ext_capab))
4631 goto fail;
e503861f 4632 }
ae33239c
AB		 4633
4634 if (is_ap_interface(drv->nlmode) &&
4635 nla_put_u8(msg, NL80211_ATTR_STA_SUPPORT_P2P_PS,
4636 params->support_p2p_ps ?
4637 NL80211_P2P_PS_SUPPORTED :
4638 NL80211_P2P_PS_UNSUPPORTED))
4639 goto fail;
5551bc9c 4640 }
45b722f1 4641 if (!params->set) {
f11b72c3
JM		 4642 if (params->aid) {
4643 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
a862e4a3
JM		 4644 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid))
4645 goto fail;
f11b72c3
JM		 4646 } else {
4647 /*
4648 * cfg80211 validates that AID is non-zero, so we have
4649 * to make this a non-zero value for the TDLS case where
dc55b6b6
AB		 4650 * a dummy STA entry is used for now and for a station
4651 * that is still not associated.
f11b72c3 4652 */
dc55b6b6
AB		 4653 wpa_printf(MSG_DEBUG, " * aid=1 (%s workaround)",
4654 (params->flags & WPA_STA_TDLS_PEER) ?
4655 "TDLS" : "UNASSOC_STA");
a862e4a3
JM		 4656 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
4657 goto fail;
f11b72c3 4658 }
e4dea253
JM		 4659 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
4660 params->listen_interval);
a862e4a3
JM		 4661 if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
4662 params->listen_interval))
4663 goto fail;
e112764e
JM		 4664 } else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
4665 wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
a862e4a3
JM		 4666 if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
4667 goto fail;
dc55b6b6
AB		 4668 } else if (FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
4669 (params->flags & WPA_STA_ASSOCIATED)) {
4670 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
4671 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
4672 params->listen_interval);
4673 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid) ||
4674 nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
4675 params->listen_interval))
4676 goto fail;
45b722f1 4677 }
05a8d422 4678
8a458116
MK		 4679 if (params->vht_opmode_enabled) {
4680 wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
a862e4a3
JM		 4681 if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF,
4682 params->vht_opmode))
4683 goto fail;
8a458116
MK		 4684 }
4685
efc64886
SD		 4686 if (params->supp_channels) {
4687 wpa_hexdump(MSG_DEBUG, " * supported channels",
4688 params->supp_channels, params->supp_channels_len);
a862e4a3
JM		 4689 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
4690 params->supp_channels_len, params->supp_channels))
4691 goto fail;
efc64886
SD		 4692 }
4693
4694 if (params->supp_oper_classes) {
4695 wpa_hexdump(MSG_DEBUG, " * supported operating classes",
4696 params->supp_oper_classes,
4697 params->supp_oper_classes_len);
a862e4a3
JM		 4698 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
4699 params->supp_oper_classes_len,
4700 params->supp_oper_classes))
4701 goto fail;
efc64886
SD		 4702 }
4703
95ab6063 4704 os_memset(&upd, 0, sizeof(upd));
7e31703e
BC		 4705 upd.set = sta_flags_nl80211(params->flags);
4706 upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
dc55b6b6
AB		 4707
4708 /*
4709 * If the driver doesn't support full AP client state, ignore ASSOC/AUTH
4710 * flags, as nl80211 driver moves a new station, by default, into
4711 * associated state.
4712 *
4713 * On the other hand, if the driver supports that feature and the
4714 * station is added in unauthenticated state, set the
4715 * authenticated/associated bits in the mask to prevent moving this
4716 * station to associated state before it is actually associated.
4717 *
4718 * This is irrelevant for mesh mode where the station is added to the
4719 * driver as authenticated already, and ASSOCIATED isn't part of the
4720 * nl80211 API.
4721 */
4722 if (!is_mesh_interface(drv->nlmode)) {
4723 if (!FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) {
4724 wpa_printf(MSG_DEBUG,
4725 "nl80211: Ignore ASSOC/AUTH flags since driver doesn't support full AP client state");
4726 upd.mask &= ~(BIT(NL80211_STA_FLAG_ASSOCIATED) |
4727 BIT(NL80211_STA_FLAG_AUTHENTICATED));
4728 } else if (!params->set &&
4729 !(params->flags & WPA_STA_TDLS_PEER)) {
4730 if (!(params->flags & WPA_STA_AUTHENTICATED))
4731 upd.mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
4732 if (!(params->flags & WPA_STA_ASSOCIATED))
4733 upd.mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
4734 }
e347cafe
MH		 4735#ifdef CONFIG_MESH
4736 } else {
4737 if (params->plink_state == PLINK_ESTAB && params->peer_aid) {
4738 ret = nla_put_u16(msg, NL80211_ATTR_MESH_PEER_AID,
4739 params->peer_aid);
4740 if (ret)
4741 goto fail;
4742 }
4743#endif /* CONFIG_MESH */
dc55b6b6
AB		 4744 }
4745
e4dea253
JM		 4746 wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
4747 upd.set, upd.mask);
a862e4a3
JM		 4748 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
4749 goto fail;
95ab6063 4750
7c7e7877 4751#ifdef CONFIG_MESH
a862e4a3
JM		 4752 if (params->plink_state &&
4753 nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE,
4754 sta_plink_state_nl80211(params->plink_state)))
4755 goto fail;
7c7e7877
BC		 4756#endif /* CONFIG_MESH */
4757
968520da
SD		 4758 if ((!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
4759 FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) &&
4760 (params->flags & WPA_STA_WMM)) {
8970bae8
JB		 4761 struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME);
4762
e4dea253 4763 wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
a862e4a3
JM		 4764 if (!wme ||
4765 nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES,
4766 params->qosinfo & WMM_QOSINFO_STA_AC_MASK) ||
4767 nla_put_u8(msg, NL80211_STA_WME_MAX_SP,
4768 (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
4769 WMM_QOSINFO_STA_SP_MASK))
4770 goto fail;
8970bae8 4771 nla_nest_end(msg, wme);
774bfa62
EP		 4772 }
4773
0f4e8b4f 4774 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5883168a 4775 msg = NULL;
0f4e8b4f 4776 if (ret)
45b722f1
AN		 4777 wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION "
4778 "result: %d (%s)", params->set ? "SET" : "NEW", ret,
4779 strerror(-ret));
0f4e8b4f
JM		 4780 if (ret == -EEXIST)
4781 ret = 0;
a862e4a3 4782fail:
5883168a 4783 nlmsg_free(msg);
0f4e8b4f
JM		 4784 return ret;
4785}
4786
4787
97ed9a06
KP		 4788static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr)
4789{
4790#ifdef CONFIG_LIBNL3_ROUTE
4791 struct wpa_driver_nl80211_data *drv = bss->drv;
4792 struct rtnl_neigh *rn;
4793 struct nl_addr *nl_addr;
4794 int err;
4795
4796 rn = rtnl_neigh_alloc();
4797 if (!rn)
4798 return;
4799
4800 rtnl_neigh_set_family(rn, AF_BRIDGE);
4801 rtnl_neigh_set_ifindex(rn, bss->ifindex);
4802 nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN);
4803 if (!nl_addr) {
4804 rtnl_neigh_put(rn);
4805 return;
4806 }
4807 rtnl_neigh_set_lladdr(rn, nl_addr);
4808
4809 err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
4810 if (err < 0) {
4811 wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for "
4812 MACSTR " ifindex=%d failed: %s", MAC2STR(addr),
4813 bss->ifindex, nl_geterror(err));
4814 } else {
4815 wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for "
4816 MACSTR, MAC2STR(addr));
4817 }
4818
4819 nl_addr_put(nl_addr);
4820 rtnl_neigh_put(rn);
4821#endif /* CONFIG_LIBNL3_ROUTE */
4822}
4823
4824
59d7148a
JM		 4825static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr,
4826 int deauth, u16 reason_code)
0f4e8b4f 4827{
a2e40bb6 4828 struct wpa_driver_nl80211_data *drv = bss->drv;
0f4e8b4f
JM		 4829 struct nl_msg *msg;
4830 int ret;
4831
13f83980 4832 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) ||
a862e4a3
JM		 4833 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
4834 (deauth == 0 &&
4835 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
4836 WLAN_FC_STYPE_DISASSOC)) ||
4837 (deauth == 1 &&
4838 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
4839 WLAN_FC_STYPE_DEAUTH)) ||
4840 (reason_code &&
4841 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) {
4842 nlmsg_free(msg);
4843 return -ENOBUFS;
4844 }
0f4e8b4f
JM		 4845
4846 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
83e7bb0e
JM		 4847 wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
4848 " --> %d (%s)",
4849 bss->ifname, MAC2STR(addr), ret, strerror(-ret));
97ed9a06
KP		 4850
4851 if (drv->rtnl_sk)
4852 rtnl_neigh_delete_fdb_entry(bss, addr);
4853
0f4e8b4f
JM		 4854 if (ret == -ENOENT)
4855 return 0;
4856 return ret;
0f4e8b4f
JM		 4857}
4858
1581b38b 4859
f3407c66 4860void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx)
0915d02c
JM		 4861{
4862 struct nl_msg *msg;
de884303 4863 struct wpa_driver_nl80211_data *drv2;
0915d02c 4864
c6e8e8e4
JM		 4865 wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
4866
2135f224 4867 /* stop listening for EAPOL on this interface */
de884303
JM		 4868 dl_list_for_each(drv2, &drv->global->interfaces,
4869 struct wpa_driver_nl80211_data, list)
732b1d20
MB		 4870 {
4871 del_ifidx(drv2, ifidx, IFIDX_ANY);
4872 /* Remove all bridges learned for this iface */
4873 del_ifidx(drv2, IFIDX_ANY, ifidx);
4874 }
2135f224 4875
95376e1a 4876 msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
0915d02c
JM		 4877 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
4878 return;
e748062b 4879 wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
0915d02c
JM		 4880}
4881
4882
cc9a2575 4883const char * nl80211_iftype_str(enum nl80211_iftype mode)
a1922f93
JM		 4884{
4885 switch (mode) {
4886 case NL80211_IFTYPE_ADHOC:
4887 return "ADHOC";
4888 case NL80211_IFTYPE_STATION:
4889 return "STATION";
4890 case NL80211_IFTYPE_AP:
4891 return "AP";
1045ec36
JM		 4892 case NL80211_IFTYPE_AP_VLAN:
4893 return "AP_VLAN";
4894 case NL80211_IFTYPE_WDS:
4895 return "WDS";
a1922f93
JM		 4896 case NL80211_IFTYPE_MONITOR:
4897 return "MONITOR";
1045ec36
JM		 4898 case NL80211_IFTYPE_MESH_POINT:
4899 return "MESH_POINT";
a1922f93
JM		 4900 case NL80211_IFTYPE_P2P_CLIENT:
4901 return "P2P_CLIENT";
4902 case NL80211_IFTYPE_P2P_GO:
4903 return "P2P_GO";
7aad838c
NS		 4904 case NL80211_IFTYPE_P2P_DEVICE:
4905 return "P2P_DEVICE";
a1922f93
JM		 4906 default:
4907 return "unknown";
4908 }
4909}
4910
4911
a35187e7
KH		 4912static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
4913 const char *ifname,
4914 enum nl80211_iftype iftype,
d6dcfcda
DS		 4915 const u8 *addr, int wds,
4916 int (*handler)(struct nl_msg *, void *),
4917 void *arg)
0915d02c 4918{
8970bae8 4919 struct nl_msg *msg;
0915d02c
JM		 4920 int ifidx;
4921 int ret = -ENOBUFS;
4922
a1922f93
JM		 4923 wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
4924 iftype, nl80211_iftype_str(iftype));
4925
56f77852
JM		 4926 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE);
4927 if (!msg ||
a862e4a3
JM		 4928 nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) ||
4929 nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype))
4930 goto fail;
0915d02c
JM		 4931
4932 if (iftype == NL80211_IFTYPE_MONITOR) {
8970bae8 4933 struct nlattr *flags;
0915d02c 4934
8970bae8 4935 flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
a862e4a3
JM		 4936 if (!flags ||
4937 nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
4938 goto fail;
0915d02c 4939
8970bae8 4940 nla_nest_end(msg, flags);
fbbfcbac 4941 } else if (wds) {
a862e4a3
JM		 4942 if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds))
4943 goto fail;
0915d02c
JM		 4944 }
4945
52f5877a
IP		 4946 /*
4947 * Tell cfg80211 that the interface belongs to the socket that created
4948 * it, and the interface should be deleted when the socket is closed.
4949 */
a862e4a3
JM		 4950 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
4951 goto fail;
52f5877a 4952
d6dcfcda 4953 ret = send_and_recv_msgs(drv, msg, handler, arg);
5883168a 4954 msg = NULL;
0915d02c 4955 if (ret) {
a862e4a3 4956 fail:
5883168a 4957 nlmsg_free(msg);
a35187e7
KH		 4958 wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)",
4959 ifname, ret, strerror(-ret));
0915d02c
JM		 4960 return ret;
4961 }
4962
f632e483 4963 if (iftype == NL80211_IFTYPE_P2P_DEVICE)
6bae92e0 4964 return 0;
6bae92e0 4965
0915d02c 4966 ifidx = if_nametoindex(ifname);
c6e8e8e4
JM		 4967 wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
4968 ifname, ifidx);
0915d02c
JM		 4969
4970 if (ifidx <= 0)
4971 return -1;
4972
147848ec
JM		 4973 /*
4974 * Some virtual interfaces need to process EAPOL packets and events on
4975 * the parent interface. This is used mainly with hostapd.
4976 */
4977 if (drv->hostapd ||
4978 iftype == NL80211_IFTYPE_AP_VLAN ||
4979 iftype == NL80211_IFTYPE_WDS ||
4980 iftype == NL80211_IFTYPE_MONITOR) {
4981 /* start listening for EAPOL on this interface */
732b1d20 4982 add_ifidx(drv, ifidx, IFIDX_ANY);
147848ec 4983 }
2135f224 4984
7bfc47c3 4985 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
c81eff1a 4986 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
41d931ee
JM		 4987 nl80211_remove_iface(drv, ifidx);
4988 return -1;
2135f224 4989 }
2135f224 4990
0915d02c
JM		 4991 return ifidx;
4992}
22a7c9d7
JM		 4993
4994
f3407c66
JM		 4995int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
4996 const char *ifname, enum nl80211_iftype iftype,
4997 const u8 *addr, int wds,
4998 int (*handler)(struct nl_msg *, void *),
4999 void *arg, int use_existing)
a35187e7
KH		 5000{
5001 int ret;
5002
d6dcfcda
DS		 5003 ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
5004 arg);
a35187e7 5005
ffbf1eaa 5006 /* if error occurred and interface exists already */
a35187e7 5007 if (ret == -ENFILE && if_nametoindex(ifname)) {
2aec4f3c
JM		 5008 if (use_existing) {
5009 wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
5010 ifname);
6997f8ba
JM		 5011 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
5012 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
5013 addr) < 0 &&
5014 (linux_set_iface_flags(drv->global->ioctl_sock,
5015 ifname, 0) < 0 ||
5016 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
5017 addr) < 0 ||
5018 linux_set_iface_flags(drv->global->ioctl_sock,
5019 ifname, 1) < 0))
5020 return -1;
2aec4f3c
JM		 5021 return -ENFILE;
5022 }
a35187e7
KH		 5023 wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
5024
5025 /* Try to remove the interface that was already there. */
5026 nl80211_remove_iface(drv, if_nametoindex(ifname));
5027
5028 /* Try to create the interface again */
fbbfcbac 5029 ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
d6dcfcda 5030 wds, handler, arg);
a35187e7
KH		 5031 }
5032
3e208481
JM		 5033 if (ret >= 0 && is_p2p_net_interface(iftype)) {
5034 wpa_printf(MSG_DEBUG,
5035 "nl80211: Interface %s created for P2P - disable 11b rates",
5036 ifname);
4e5cb1a3 5037 nl80211_disable_11b_rates(drv, ret, 1);
3e208481 5038 }
4e5cb1a3 5039
a35187e7
KH		 5040 return ret;
5041}
0915d02c 5042
2135f224 5043
3fd1cefb
JB		 5044static int nl80211_setup_ap(struct i802_bss *bss)
5045{
5046 struct wpa_driver_nl80211_data *drv = bss->drv;
5047
748c0ac0
JM		 5048 wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
5049 bss->ifname, drv->device_ap_sme, drv->use_monitor);
36488c05 5050
a11241fa
JB		 5051 /*
5052 * Disable Probe Request reporting unless we need it in this way for
5053 * devices that include the AP SME, in the other case (unless using
5054 * monitor iface) we'll get it through the nl_mgmt socket instead.
5055 */
5056 if (!drv->device_ap_sme)
5057 wpa_driver_nl80211_probe_req_report(bss, 0);
5058
5059 if (!drv->device_ap_sme && !drv->use_monitor)
5060 if (nl80211_mgmt_subscribe_ap(bss))
5061 return -1;
5062
a6cc0602
JM		 5063 if (drv->device_ap_sme && !drv->use_monitor)
5064 if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
f4830bed
RM		 5065 wpa_printf(MSG_DEBUG,
5066 "nl80211: Failed to subscribe for mgmt frames from SME driver - trying to run without it");
a6cc0602 5067
a11241fa 5068 if (!drv->device_ap_sme && drv->use_monitor &&
ea19b39f
RM		 5069 nl80211_create_monitor_interface(drv) &&
5070 !drv->device_ap_sme)
3fd1cefb
JB		 5071 return -1;
5072
5073 if (drv->device_ap_sme &&
5074 wpa_driver_nl80211_probe_req_report(bss, 1) < 0) {
5075 wpa_printf(MSG_DEBUG, "nl80211: Failed to enable "
5076 "Probe Request frame reporting in AP mode");
5077 /* Try to survive without this */
5078 }
5079
5080 return 0;
5081}
5082
5083
5084static void nl80211_teardown_ap(struct i802_bss *bss)
5085{
5086 struct wpa_driver_nl80211_data *drv = bss->drv;
5087
748c0ac0
JM		 5088 wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
5089 bss->ifname, drv->device_ap_sme, drv->use_monitor);
a6cc0602 5090 if (drv->device_ap_sme) {
3fd1cefb 5091 wpa_driver_nl80211_probe_req_report(bss, 0);
a6cc0602
JM		 5092 if (!drv->use_monitor)
5093 nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)");
5094 } else if (drv->use_monitor)
3fd1cefb 5095 nl80211_remove_monitor_interface(drv);
a11241fa 5096 else
36488c05 5097 nl80211_mgmt_unsubscribe(bss, "AP teardown");
a11241fa 5098
a70cd0db 5099 nl80211_put_wiphy_data_ap(bss);
3fd1cefb
JB		 5100 bss->beacon_set = 0;
5101}
5102
5103
f10bfc9a
JM		 5104static int nl80211_send_eapol_data(struct i802_bss *bss,
5105 const u8 *addr, const u8 *data,
d12dab4c 5106 size_t data_len)
f10bfc9a 5107{
d12dab4c
JB		 5108 struct sockaddr_ll ll;
5109 int ret;
5110
5111 if (bss->drv->eapol_tx_sock < 0) {
5112 wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL");
f10bfc9a
JM		 5113 return -1;
5114 }
5115
d12dab4c
JB		 5116 os_memset(&ll, 0, sizeof(ll));
5117 ll.sll_family = AF_PACKET;
5118 ll.sll_ifindex = bss->ifindex;
5119 ll.sll_protocol = htons(ETH_P_PAE);
5120 ll.sll_halen = ETH_ALEN;
5121 os_memcpy(ll.sll_addr, addr, ETH_ALEN);
5122 ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0,
5123 (struct sockaddr *) &ll, sizeof(ll));
5124 if (ret < 0)
5125 wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s",
5126 strerror(errno));
5127
5128 return ret;
f10bfc9a 5129}
5fb1a232 5130
f10bfc9a 5131
db149ac9
JM		 5132static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
5133
5134static int wpa_driver_nl80211_hapd_send_eapol(
5135 void *priv, const u8 *addr, const u8 *data,
4378fc14 5136 size_t data_len, int encrypt, const u8 *own_addr, u32 flags)
db149ac9 5137{
a2e40bb6
FF		 5138 struct i802_bss *bss = priv;
5139 struct wpa_driver_nl80211_data *drv = bss->drv;
db149ac9
JM		 5140 struct ieee80211_hdr *hdr;
5141 size_t len;
5142 u8 *pos;
5143 int res;
4378fc14 5144 int qos = flags & WPA_STA_WMM;
db149ac9 5145
a11241fa 5146 if (drv->device_ap_sme || !drv->use_monitor)
d12dab4c 5147 return nl80211_send_eapol_data(bss, addr, data, data_len);
f10bfc9a 5148
db149ac9
JM		 5149 len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 +
5150 data_len;
5151 hdr = os_zalloc(len);
5152 if (hdr == NULL) {
7ac3616d
JM		 5153 wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
5154 (unsigned long) len);
db149ac9
JM		 5155 return -1;
5156 }
5157
5158 hdr->frame_control =
5159 IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA);
5160 hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
5161 if (encrypt)
5162 hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
db149ac9
JM		 5163 if (qos) {
5164 hdr->frame_control |=
5165 host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4);
5166 }
db149ac9
JM		 5167
5168 memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
5169 memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
5170 memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
5171 pos = (u8 *) (hdr + 1);
5172
db149ac9 5173 if (qos) {
92d521d8
FF		 5174 /* Set highest priority in QoS header */
5175 pos[0] = 7;
db149ac9
JM		 5176 pos[1] = 0;
5177 pos += 2;
5178 }
db149ac9
JM		 5179
5180 memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
5181 pos += sizeof(rfc1042_header);
5182 WPA_PUT_BE16(pos, ETH_P_PAE);
5183 pos += 2;
5184 memcpy(pos, data, data_len);
5185
55231068 5186 res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0,
2d3943ce 5187 0, 0, 0, 0, NULL, 0);
db149ac9
JM		 5188 if (res < 0) {
5189 wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - "
5190 "failed: %d (%s)",
5191 (unsigned long) len, errno, strerror(errno));
5192 }
7bf12757 5193 os_free(hdr);
db149ac9
JM		 5194
5195 return res;
5196}
5197
a8d6ffa4 5198
3234cba4 5199static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
f97e3ce4
JM		 5200 unsigned int total_flags,
5201 unsigned int flags_or,
5202 unsigned int flags_and)
a8d6ffa4 5203{
a2e40bb6 5204 struct i802_bss *bss = priv;
8970bae8
JB		 5205 struct nl_msg *msg;
5206 struct nlattr *flags;
7e76ee9c 5207 struct nl80211_sta_flag_update upd;
a8d6ffa4 5208
0cd9846c
JM		 5209 wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
5210 " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
5211 bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
5212 !!(total_flags & WPA_STA_AUTHORIZED));
5213
13f83980 5214 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
a862e4a3
JM		 5215 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
5216 goto fail;
a8d6ffa4 5217
7e76ee9c
JM		 5218 /*
5219 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
5220 * can be removed eventually.
5221 */
8970bae8 5222 flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
a862e4a3
JM		 5223 if (!flags ||
5224 ((total_flags & WPA_STA_AUTHORIZED) &&
5225 nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) ||
5226 ((total_flags & WPA_STA_WMM) &&
5227 nla_put_flag(msg, NL80211_STA_FLAG_WME)) ||
5228 ((total_flags & WPA_STA_SHORT_PREAMBLE) &&
5229 nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) ||
5230 ((total_flags & WPA_STA_MFP) &&
5231 nla_put_flag(msg, NL80211_STA_FLAG_MFP)) ||
5232 ((total_flags & WPA_STA_TDLS_PEER) &&
5233 nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER)))
5234 goto fail;
45b722f1 5235
8970bae8 5236 nla_nest_end(msg, flags);
a8d6ffa4 5237
7e76ee9c
JM		 5238 os_memset(&upd, 0, sizeof(upd));
5239 upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
5240 upd.set = sta_flags_nl80211(flags_or);
a862e4a3
JM		 5241 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
5242 goto fail;
7e76ee9c 5243
13f83980 5244 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
a862e4a3 5245fail:
5883168a 5246 nlmsg_free(msg);
a8d6ffa4
JM		 5247 return -ENOBUFS;
5248}
5249
0915d02c 5250
6720b948
THJ		 5251static int driver_nl80211_sta_set_airtime_weight(void *priv, const u8 *addr,
5252 unsigned int weight)
5253{
5254 struct i802_bss *bss = priv;
5255 struct nl_msg *msg;
5256
5257 wpa_printf(MSG_DEBUG,
5258 "nl80211: Set STA airtime weight - ifname=%s addr=" MACSTR
5259 " weight=%u", bss->ifname, MAC2STR(addr), weight);
5260
5261 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5262 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
5263 nla_put_u16(msg, NL80211_ATTR_AIRTIME_WEIGHT, weight))
5264 goto fail;
5265
5266 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
5267fail:
5268 nlmsg_free(msg);
5269 return -ENOBUFS;
5270}
5271
5272
1581b38b
JM		 5273static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
5274 struct wpa_driver_associate_params *params)
5275{
708bc8e0 5276 enum nl80211_iftype nlmode, old_mode;
b1f625e0
EP		 5277
5278 if (params->p2p) {
046b26a2
JM		 5279 wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
5280 "group (GO)");
b1f625e0
EP		 5281 nlmode = NL80211_IFTYPE_P2P_GO;
5282 } else
5283 nlmode = NL80211_IFTYPE_AP;
5284
708bc8e0 5285 old_mode = drv->nlmode;
834ee56f 5286 if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
708bc8e0
JM		 5287 nl80211_remove_monitor_interface(drv);
5288 return -1;
5289 }
5290
6e9023ea
JM		 5291 if (params->freq.freq &&
5292 nl80211_set_channel(drv->first_bss, &params->freq, 0)) {
708bc8e0 5293 if (old_mode != nlmode)
834ee56f 5294 wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
460456f8 5295 nl80211_remove_monitor_interface(drv);
1581b38b 5296 return -1;
0915d02c 5297 }
1581b38b 5298
1581b38b
JM		 5299 return 0;
5300}
1581b38b
JM		 5301
5302
666e508c
JM		 5303static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
5304 int reset_mode)
5cc4d64b
JM		 5305{
5306 struct nl_msg *msg;
9725b784 5307 int ret;
a862e4a3 5308
9725b784 5309 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
5cc4d64b 5310 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5cc4d64b
JM		 5311 if (ret) {
5312 wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
5313 "(%s)", ret, strerror(-ret));
9725b784
JM		 5314 } else {
5315 wpa_printf(MSG_DEBUG,
5316 "nl80211: Leave IBSS request sent successfully");
5cc4d64b
JM		 5317 }
5318
666e508c
JM		 5319 if (reset_mode &&
5320 wpa_driver_nl80211_set_mode(drv->first_bss,
5d4c78fb
JM		 5321 NL80211_IFTYPE_STATION)) {
5322 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
5323 "station mode");
5324 }
5325
5cc4d64b
JM		 5326 return ret;
5327}
5328
5329
95ff3069
JD		 5330static int nl80211_ht_vht_overrides(struct nl_msg *msg,
5331 struct wpa_driver_associate_params *params)
5332{
5333 if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT))
5334 return -1;
5335
5336 if (params->htcaps && params->htcaps_mask) {
5337 int sz = sizeof(struct ieee80211_ht_capabilities);
5338 wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
5339 wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
5340 params->htcaps_mask, sz);
5341 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz,
5342 params->htcaps) ||
5343 nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
5344 params->htcaps_mask))
5345 return -1;
5346 }
5347
5348#ifdef CONFIG_VHT_OVERRIDES
5349 if (params->disable_vht) {
5350 wpa_printf(MSG_DEBUG, " * VHT disabled");
5351 if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT))
5352 return -1;
5353 }
5354
5355 if (params->vhtcaps && params->vhtcaps_mask) {
5356 int sz = sizeof(struct ieee80211_vht_capabilities);
5357 wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
5358 wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
5359 params->vhtcaps_mask, sz);
5360 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz,
5361 params->vhtcaps) ||
5362 nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
5363 params->vhtcaps_mask))
5364 return -1;
5365 }
5366#endif /* CONFIG_VHT_OVERRIDES */
5367
5368 return 0;
5369}
5370
5371
5cc4d64b
JM		 5372static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
5373 struct wpa_driver_associate_params *params)
5374{
5375 struct nl_msg *msg;
5376 int ret = -1;
5377 int count = 0;
5378
5379 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
5380
4ec68377 5381 if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, &params->freq)) {
5cc4d64b
JM		 5382 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
5383 "IBSS mode");
5384 return -1;
5385 }
5386
5387retry:
9725b784 5388 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) ||
a862e4a3
JM		 5389 params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
5390 goto fail;
5cc4d64b 5391
21cd8f83
JM		 5392 wpa_printf(MSG_DEBUG, " * SSID=%s",
5393 wpa_ssid_txt(params->ssid, params->ssid_len));
a862e4a3
JM		 5394 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
5395 goto fail;
5cc4d64b
JM		 5396 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
5397 drv->ssid_len = params->ssid_len;
5398
85e1fad8
JM		 5399 if (nl80211_put_freq_params(msg, &params->freq) < 0 ||
5400 nl80211_put_beacon_int(msg, params->beacon_int))
a862e4a3 5401 goto fail;
5cc4d64b
JM		 5402
5403 ret = nl80211_set_conn_keys(params, msg);
5404 if (ret)
a862e4a3 5405 goto fail;
5cc4d64b 5406
913e3cf7
NC		 5407 if (params->bssid && params->fixed_bssid) {
5408 wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
5409 MAC2STR(params->bssid));
a862e4a3
JM		 5410 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
5411 goto fail;
913e3cf7
NC		 5412 }
5413
4d9e6fba
JD		 5414 if (params->fixed_freq) {
5415 wpa_printf(MSG_DEBUG, " * fixed_freq");
5416 if (nla_put_flag(msg, NL80211_ATTR_FREQ_FIXED))
5417 goto fail;
5418 }
5419
4848a38d
JM		 5420 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
5421 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
5422 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
5423 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
e640888c 5424 wpa_printf(MSG_DEBUG, " * control port");
a862e4a3
JM		 5425 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
5426 goto fail;
e640888c
AQ		 5427 }
5428
a95795ad
JM		 5429 if (params->wpa_ie) {
5430 wpa_hexdump(MSG_DEBUG,
5431 " * Extra IEs for Beacon/Probe Response frames",
5432 params->wpa_ie, params->wpa_ie_len);
a862e4a3
JM		 5433 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
5434 params->wpa_ie))
5435 goto fail;
a95795ad
JM		 5436 }
5437
e15dcf6d
PK		 5438 ret = nl80211_ht_vht_overrides(msg, params);
5439 if (ret < 0)
5440 goto fail;
95ff3069 5441
5cc4d64b
JM		 5442 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5443 msg = NULL;
5444 if (ret) {
5445 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
5446 ret, strerror(-ret));
5447 count++;
5448 if (ret == -EALREADY && count == 1) {
5449 wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
5450 "forced leave");
666e508c 5451 nl80211_leave_ibss(drv, 0);
5cc4d64b
JM		 5452 nlmsg_free(msg);
5453 goto retry;
5454 }
a862e4a3
JM		 5455 } else {
5456 wpa_printf(MSG_DEBUG,
5457 "nl80211: Join IBSS request sent successfully");
5cc4d64b 5458 }
5cc4d64b 5459
a862e4a3 5460fail:
5cc4d64b
JM		 5461 nlmsg_free(msg);
5462 return ret;
5463}
5464
5465
ad295f3b
VK		 5466static int nl80211_put_fils_connect_params(struct wpa_driver_nl80211_data *drv,
5467 struct wpa_driver_associate_params *params,
5468 struct nl_msg *msg)
5469{
5470 if (params->fils_erp_username_len) {
5471 wpa_hexdump_ascii(MSG_DEBUG, " * FILS ERP EMSKname/username",
5472 params->fils_erp_username,
5473 params->fils_erp_username_len);
5474 if (nla_put(msg, NL80211_ATTR_FILS_ERP_USERNAME,
5475 params->fils_erp_username_len,
5476 params->fils_erp_username))
5477 return -1;
5478 }
5479
5480 if (params->fils_erp_realm_len) {
5481 wpa_hexdump_ascii(MSG_DEBUG, " * FILS ERP Realm",
5482 params->fils_erp_realm,
5483 params->fils_erp_realm_len);
5484 if (nla_put(msg, NL80211_ATTR_FILS_ERP_REALM,
5485 params->fils_erp_realm_len, params->fils_erp_realm))
5486 return -1;
5487 }
5488
5489 wpa_printf(MSG_DEBUG, " * FILS ERP next seq %u",
5490 params->fils_erp_next_seq_num);
5491 if (nla_put_u16(msg, NL80211_ATTR_FILS_ERP_NEXT_SEQ_NUM,
5492 params->fils_erp_next_seq_num))
5493 return -1;
5494
5495 if (params->fils_erp_rrk_len) {
5496 wpa_printf(MSG_DEBUG, " * FILS ERP rRK (len=%lu)",
5497 (unsigned long) params->fils_erp_rrk_len);
5498 if (nla_put(msg, NL80211_ATTR_FILS_ERP_RRK,
5499 params->fils_erp_rrk_len, params->fils_erp_rrk))
5500 return -1;
5501 }
5502
5503 return 0;
5504}
5505
5506
a0bdd191
JM		 5507static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
5508 struct wpa_driver_associate_params *params,
5509 struct nl_msg *msg)
cfaab580 5510{
c85dfc6f
JM		 5511 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
5512 return -1;
5513
cfaab580
ZY		 5514 if (params->bssid) {
5515 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
5516 MAC2STR(params->bssid));
a862e4a3
JM		 5517 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
5518 return -1;
cfaab580 5519 }
a0bdd191 5520
7ac7fd43
DS		 5521 if (params->bssid_hint) {
5522 wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
5523 MAC2STR(params->bssid_hint));
a862e4a3
JM		 5524 if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
5525 params->bssid_hint))
5526 return -1;
7ac7fd43
DS		 5527 }
5528
4ec68377
JD		 5529 if (params->freq.freq) {
5530 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
a862e4a3
JM		 5531 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
5532 params->freq.freq))
5533 return -1;
4ec68377 5534 drv->assoc_freq = params->freq.freq;
30158a0d
SD		 5535 } else
5536 drv->assoc_freq = 0;
a0bdd191 5537
7ac7fd43
DS		 5538 if (params->freq_hint) {
5539 wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
a862e4a3
JM		 5540 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
5541 params->freq_hint))
5542 return -1;
7ac7fd43
DS		 5543 }
5544
dda5d9e3
AAL		 5545 if (params->freq.edmg.channels && params->freq.edmg.bw_config) {
5546 wpa_printf(MSG_DEBUG,
5547 " * EDMG configuration: channels=0x%x bw_config=%d",
5548 params->freq.edmg.channels,
5549 params->freq.edmg.bw_config);
5550 if (nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_CHANNELS,
5551 params->freq.edmg.channels) ||
5552 nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_BW_CONFIG,
5553 params->freq.edmg.bw_config))
5554 return -1;
5555 }
5556
1f6c0ab8
BS		 5557 if (params->bg_scan_period >= 0) {
5558 wpa_printf(MSG_DEBUG, " * bg scan period=%d",
5559 params->bg_scan_period);
a862e4a3
JM		 5560 if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
5561 params->bg_scan_period))
5562 return -1;
1f6c0ab8 5563 }
a0bdd191 5564
cfaab580 5565 if (params->ssid) {
21cd8f83
JM		 5566 wpa_printf(MSG_DEBUG, " * SSID=%s",
5567 wpa_ssid_txt(params->ssid, params->ssid_len));
a862e4a3
JM		 5568 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
5569 params->ssid))
5570 return -1;
cfaab580 5571 if (params->ssid_len > sizeof(drv->ssid))
a862e4a3 5572 return -1;
cfaab580
ZY		 5573 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
5574 drv->ssid_len = params->ssid_len;
5575 }
a0bdd191 5576
cfaab580 5577 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
a862e4a3
JM		 5578 if (params->wpa_ie &&
5579 nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
5580 return -1;
cfaab580 5581
64fa840a
JM		 5582 if (params->wpa_proto) {
5583 enum nl80211_wpa_versions ver = 0;
cfaab580 5584
64fa840a
JM		 5585 if (params->wpa_proto & WPA_PROTO_WPA)
5586 ver |= NL80211_WPA_VERSION_1;
5587 if (params->wpa_proto & WPA_PROTO_RSN)
5588 ver |= NL80211_WPA_VERSION_2;
cfaab580 5589
64fa840a 5590 wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
a862e4a3
JM		 5591 if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
5592 return -1;
cfaab580
ZY		 5593 }
5594
4848a38d 5595 if (params->pairwise_suite != WPA_CIPHER_NONE) {
a0bdd191
JM		 5596 u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
5597 wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
a862e4a3
JM		 5598 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
5599 cipher))
5600 return -1;
cfaab580
ZY		 5601 }
5602
ae6f9272
JM		 5603 if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
5604 !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
5605 /*
5606 * This is likely to work even though many drivers do not
5607 * advertise support for operations without GTK.
5608 */
5609 wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
5610 } else if (params->group_suite != WPA_CIPHER_NONE) {
a0bdd191
JM		 5611 u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
5612 wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
a862e4a3
JM		 5613 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher))
5614 return -1;
cfaab580
ZY		 5615 }
5616
4848a38d
JM		 5617 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
5618 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
5619 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
5620 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
163f801e 5621 params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
8802326f
JJ		 5622 params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
5623 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
666497c8 5624 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
005585d6
AB		 5625 params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
5626 params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE ||
5e3b5197 5627 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B ||
ad295f3b 5628 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192 ||
005585d6 5629 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X_SHA384 ||
ad295f3b
VK		 5630 params->key_mgmt_suite == WPA_KEY_MGMT_FILS_SHA256 ||
5631 params->key_mgmt_suite == WPA_KEY_MGMT_FILS_SHA384 ||
5632 params->key_mgmt_suite == WPA_KEY_MGMT_FT_FILS_SHA256 ||
e005725a
SD		 5633 params->key_mgmt_suite == WPA_KEY_MGMT_FT_FILS_SHA384 ||
5634 params->key_mgmt_suite == WPA_KEY_MGMT_OWE ||
5635 params->key_mgmt_suite == WPA_KEY_MGMT_DPP) {
3aa24db9 5636 int mgmt = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
cfaab580
ZY		 5637
5638 switch (params->key_mgmt_suite) {
4848a38d 5639 case WPA_KEY_MGMT_CCKM:
3aa24db9 5640 mgmt = RSN_AUTH_KEY_MGMT_CCKM;
369c8d7b 5641 break;
4848a38d 5642 case WPA_KEY_MGMT_IEEE8021X:
3aa24db9 5643 mgmt = RSN_AUTH_KEY_MGMT_UNSPEC_802_1X;
cfaab580 5644 break;
4848a38d 5645 case WPA_KEY_MGMT_FT_IEEE8021X:
3aa24db9 5646 mgmt = RSN_AUTH_KEY_MGMT_FT_802_1X;
6a1ce395 5647 break;
4848a38d 5648 case WPA_KEY_MGMT_FT_PSK:
3aa24db9 5649 mgmt = RSN_AUTH_KEY_MGMT_FT_PSK;
6a1ce395 5650 break;
8802326f 5651 case WPA_KEY_MGMT_IEEE8021X_SHA256:
3aa24db9 5652 mgmt = RSN_AUTH_KEY_MGMT_802_1X_SHA256;
8802326f
JJ		 5653 break;
5654 case WPA_KEY_MGMT_PSK_SHA256:
3aa24db9 5655 mgmt = RSN_AUTH_KEY_MGMT_PSK_SHA256;
8802326f 5656 break;
163f801e 5657 case WPA_KEY_MGMT_OSEN:
3aa24db9 5658 mgmt = RSN_AUTH_KEY_MGMT_OSEN;
163f801e 5659 break;
005585d6
AB		 5660 case WPA_KEY_MGMT_SAE:
5661 mgmt = RSN_AUTH_KEY_MGMT_SAE;
5662 break;
5663 case WPA_KEY_MGMT_FT_SAE:
5664 mgmt = RSN_AUTH_KEY_MGMT_FT_SAE;
5665 break;
666497c8 5666 case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
3aa24db9 5667 mgmt = RSN_AUTH_KEY_MGMT_802_1X_SUITE_B;
666497c8 5668 break;
5e3b5197 5669 case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192:
3aa24db9 5670 mgmt = RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192;
5e3b5197 5671 break;
005585d6
AB		 5672 case WPA_KEY_MGMT_FT_IEEE8021X_SHA384:
5673 mgmt = RSN_AUTH_KEY_MGMT_FT_802_1X_SHA384;
5674 break;
ad295f3b
VK		 5675 case WPA_KEY_MGMT_FILS_SHA256:
5676 mgmt = RSN_AUTH_KEY_MGMT_FILS_SHA256;
5677 break;
5678 case WPA_KEY_MGMT_FILS_SHA384:
5679 mgmt = RSN_AUTH_KEY_MGMT_FILS_SHA384;
5680 break;
5681 case WPA_KEY_MGMT_FT_FILS_SHA256:
5682 mgmt = RSN_AUTH_KEY_MGMT_FT_FILS_SHA256;
5683 break;
5684 case WPA_KEY_MGMT_FT_FILS_SHA384:
5685 mgmt = RSN_AUTH_KEY_MGMT_FT_FILS_SHA384;
5686 break;
e005725a
SD		 5687 case WPA_KEY_MGMT_OWE:
5688 mgmt = RSN_AUTH_KEY_MGMT_OWE;
5689 break;
5690 case WPA_KEY_MGMT_DPP:
5691 mgmt = RSN_AUTH_KEY_MGMT_DPP;
5692 break;
4848a38d 5693 case WPA_KEY_MGMT_PSK:
cfaab580 5694 default:
3aa24db9 5695 mgmt = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
cfaab580
ZY		 5696 break;
5697 }
163f801e 5698 wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
a862e4a3
JM		 5699 if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
5700 return -1;
cfaab580
ZY		 5701 }
5702
cb28bd52 5703 if (params->req_handshake_offload &&
d896874f
AS		 5704 (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X)) {
5705 wpa_printf(MSG_DEBUG, " * WANT_1X_4WAY_HS");
5706 if (nla_put_flag(msg, NL80211_ATTR_WANT_1X_4WAY_HS))
5707 return -1;
5708 }
5709
730c5a1d
EP		 5710 /* Add PSK in case of 4-way handshake offload */
5711 if (params->psk &&
436ee2fd 5712 (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK)) {
730c5a1d
EP		 5713 wpa_hexdump_key(MSG_DEBUG, " * PSK", params->psk, 32);
5714 if (nla_put(msg, NL80211_ATTR_PMK, 32, params->psk))
5715 return -1;
5716 }
5717
a862e4a3
JM		 5718 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
5719 return -1;
a0bdd191 5720
e3429c0b
JB		 5721 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
5722 (params->pairwise_suite == WPA_CIPHER_NONE ||
5723 params->pairwise_suite == WPA_CIPHER_WEP104 ||
5724 params->pairwise_suite == WPA_CIPHER_WEP40) &&
5725 (nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
5726 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
5727 return -1;
5728
58162adf
AK		 5729 if (params->rrm_used) {
5730 u32 drv_rrm_flags = drv->capa.rrm_flags;
b5d172e5
BL		 5731 if ((!((drv_rrm_flags &
5732 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) &&
5733 (drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) &&
5734 !(drv_rrm_flags & WPA_DRIVER_FLAGS_SUPPORT_RRM)) ||
a862e4a3
JM		 5735 nla_put_flag(msg, NL80211_ATTR_USE_RRM))
5736 return -1;
58162adf
AK		 5737 }
5738
95ff3069 5739 if (nl80211_ht_vht_overrides(msg, params) < 0)
a862e4a3 5740 return -1;
80e8a5ee 5741
a0bdd191
JM		 5742 if (params->p2p)
5743 wpa_printf(MSG_DEBUG, " * P2P group");
5744
86b5c400
LD		 5745 if (params->pbss) {
5746 wpa_printf(MSG_DEBUG, " * PBSS");
5747 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
5748 return -1;
5749 }
5750
1126c078 5751 drv->connect_reassoc = 0;
00c3c4ac
JM		 5752 if (params->prev_bssid) {
5753 wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
5754 MAC2STR(params->prev_bssid));
5755 if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
5756 params->prev_bssid))
5757 return -1;
1126c078 5758 drv->connect_reassoc = 1;
00c3c4ac
JM		 5759 }
5760
ad295f3b
VK		 5761 if ((params->auth_alg & WPA_AUTH_ALG_FILS) &&
5762 nl80211_put_fils_connect_params(drv, params, msg) != 0)
5763 return -1;
5764
1317ea2c
SD		 5765 if ((params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
5766 params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE) &&
ba71cb82
SD		 5767 (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) &&
5768 nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT))
5769 return -1;
5770
a0bdd191 5771 return 0;
a0bdd191
JM		 5772}
5773
5774
5775static int wpa_driver_nl80211_try_connect(
5776 struct wpa_driver_nl80211_data *drv,
40a68f33
SD		 5777 struct wpa_driver_associate_params *params,
5778 struct nl_handle *nl_connect)
a0bdd191
JM		 5779{
5780 struct nl_msg *msg;
5781 enum nl80211_auth_type type;
5782 int ret;
5783 int algs;
5784
b658547d 5785#ifdef CONFIG_DRIVER_NL80211_QCA
b41f2684
CL		 5786 if (params->req_key_mgmt_offload && params->psk &&
5787 (params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
5788 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
5789 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) {
5790 wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK");
5791 ret = issue_key_mgmt_set_key(drv, params->psk, 32);
5792 if (ret)
5793 return ret;
5794 }
b658547d 5795#endif /* CONFIG_DRIVER_NL80211_QCA */
b41f2684 5796
9725b784
JM		 5797 wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
5798 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
a0bdd191
JM		 5799 if (!msg)
5800 return -1;
5801
a0bdd191
JM		 5802 ret = nl80211_connect_common(drv, params, msg);
5803 if (ret)
a862e4a3 5804 goto fail;
a0bdd191 5805
299d21e8
EG		 5806 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
5807 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
5808 goto fail;
5809
5810 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_OPTIONAL &&
5811 (drv->capa.flags & WPA_DRIVER_FLAGS_MFP_OPTIONAL) &&
5812 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_OPTIONAL))
5813 goto fail;
5814
a0bdd191
JM		 5815 algs = 0;
5816 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
5817 algs++;
5818 if (params->auth_alg & WPA_AUTH_ALG_SHARED)
5819 algs++;
5820 if (params->auth_alg & WPA_AUTH_ALG_LEAP)
5821 algs++;
64a0a75b
JM		 5822 if (params->auth_alg & WPA_AUTH_ALG_FILS)
5823 algs++;
86c998d3
AM		 5824 if (params->auth_alg & WPA_AUTH_ALG_FT)
5825 algs++;
a0bdd191
JM		 5826 if (algs > 1) {
5827 wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
5828 "selection");
5829 goto skip_auth_type;
5830 }
5831
3c67e977 5832 type = get_nl_auth_type(params->auth_alg);
a0bdd191 5833 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
3c67e977
VK		 5834 if (type == NL80211_AUTHTYPE_MAX ||
5835 nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
a862e4a3 5836 goto fail;
a0bdd191
JM		 5837
5838skip_auth_type:
cfaab580
ZY		 5839 ret = nl80211_set_conn_keys(params, msg);
5840 if (ret)
a862e4a3 5841 goto fail;
cfaab580 5842
40a68f33 5843 if (nl_connect)
0fa33e05
JM		 5844 ret = send_and_recv(drv->global, nl_connect, msg,
5845 NULL, (void *) -1);
40a68f33 5846 else
0fa33e05 5847 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
40a68f33 5848
cfaab580
ZY		 5849 msg = NULL;
5850 if (ret) {
5851 wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
5852 "(%s)", ret, strerror(-ret));
a862e4a3
JM		 5853 } else {
5854 wpa_printf(MSG_DEBUG,
5855 "nl80211: Connect request send successfully");
cfaab580 5856 }
cfaab580 5857
a862e4a3 5858fail:
0fa33e05 5859 nl80211_nlmsg_clear(msg);
cfaab580
ZY		 5860 nlmsg_free(msg);
5861 return ret;
5862
5863}
5864
5865
a8c5b43a
CW		 5866static int wpa_driver_nl80211_connect(
5867 struct wpa_driver_nl80211_data *drv,
40a68f33
SD		 5868 struct wpa_driver_associate_params *params,
5869 struct nl_handle *nl_connect)
a8c5b43a 5870{
0d4e3d1d
JJ		 5871 int ret;
5872
5873 /* Store the connection attempted bssid for future use */
5874 if (params->bssid)
5875 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
5876 else
5877 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
5878
40a68f33 5879 ret = wpa_driver_nl80211_try_connect(drv, params, nl_connect);
a8c5b43a
CW		 5880 if (ret == -EALREADY) {
5881 /*
5882 * cfg80211 does not currently accept new connections if
5883 * we are already connected. As a workaround, force
5884 * disconnection and try again.
5885 */
5886 wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
5887 "disconnecting before reassociation "
5888 "attempt");
5889 if (wpa_driver_nl80211_disconnect(
10d32e2c 5890 drv, WLAN_REASON_PREV_AUTH_NOT_VALID, nl_connect))
a8c5b43a 5891 return -1;
40a68f33 5892 ret = wpa_driver_nl80211_try_connect(drv, params, nl_connect);
a8c5b43a
CW		 5893 }
5894 return ret;
5895}
5896
5897
c2a04078
JM		 5898static int wpa_driver_nl80211_associate(
5899 void *priv, struct wpa_driver_associate_params *params)
5900{
a2e40bb6
FF		 5901 struct i802_bss *bss = priv;
5902 struct wpa_driver_nl80211_data *drv = bss->drv;
a862e4a3 5903 int ret = -1;
c2a04078
JM		 5904 struct nl_msg *msg;
5905
4bd71954
JM		 5906 nl80211_unmask_11b_rates(bss);
5907
5cc4d64b 5908 if (params->mode == IEEE80211_MODE_AP)
1581b38b 5909 return wpa_driver_nl80211_ap(drv, params);
1581b38b 5910
5cc4d64b
JM		 5911 if (params->mode == IEEE80211_MODE_IBSS)
5912 return wpa_driver_nl80211_ibss(drv, params);
5913
4a867032 5914 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
b1f625e0
EP		 5915 enum nl80211_iftype nlmode = params->p2p ?
5916 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
40a68f33 5917 struct nl_handle *nl_connect = NULL;
b1f625e0
EP		 5918
5919 if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
4a867032 5920 return -1;
1317ea2c
SD		 5921 if (params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
5922 params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE) {
40a68f33 5923 nl_connect = bss->nl_connect;
10d32e2c
CI		 5924 bss->use_nl_connect = 1;
5925 } else {
5926 bss->use_nl_connect = 0;
5927 }
5928
40a68f33 5929 return wpa_driver_nl80211_connect(drv, params, nl_connect);
4a867032 5930 }
cfaab580 5931
add9b7a4 5932 nl80211_mark_disconnected(drv);
c2a04078 5933
c2a04078
JM		 5934 wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
5935 drv->ifindex);
9725b784
JM		 5936 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
5937 if (!msg)
5938 return -1;
c2a04078 5939
a0bdd191
JM		 5940 ret = nl80211_connect_common(drv, params, msg);
5941 if (ret)
a862e4a3 5942 goto fail;
01652550 5943
299d21e8
EG		 5944 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
5945 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
5946 goto fail;
5947
40a45727
JM		 5948 if (params->fils_kek) {
5949 wpa_printf(MSG_DEBUG, " * FILS KEK (len=%u)",
5950 (unsigned int) params->fils_kek_len);
5951 if (nla_put(msg, NL80211_ATTR_FILS_KEK, params->fils_kek_len,
5952 params->fils_kek))
5953 goto fail;
5954 }
5955 if (params->fils_nonces) {
5956 wpa_hexdump(MSG_DEBUG, " * FILS nonces (for AAD)",
5957 params->fils_nonces,
5958 params->fils_nonces_len);
5959 if (nla_put(msg, NL80211_ATTR_FILS_NONCES,
5960 params->fils_nonces_len, params->fils_nonces))
5961 goto fail;
5962 }
5963
c2a04078
JM		 5964 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5965 msg = NULL;
5966 if (ret) {
3b7ea880
BG		 5967 wpa_dbg(drv->ctx, MSG_DEBUG,
5968 "nl80211: MLME command failed (assoc): ret=%d (%s)",
5969 ret, strerror(-ret));
8856462d 5970 nl80211_dump_scan(drv);
a862e4a3
JM		 5971 } else {
5972 wpa_printf(MSG_DEBUG,
5973 "nl80211: Association request send successfully");
c2a04078 5974 }
c2a04078 5975
a862e4a3 5976fail:
c2a04078
JM		 5977 nlmsg_free(msg);
5978 return ret;
5979}
3f5285e8
JM		 5980
5981
ad1e68e6 5982static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
a1922f93 5983 int ifindex, enum nl80211_iftype mode)
3f5285e8 5984{
3f5285e8 5985 struct nl_msg *msg;
ad1e68e6
JM		 5986 int ret = -ENOBUFS;
5987
a1922f93
JM		 5988 wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
5989 ifindex, mode, nl80211_iftype_str(mode));
5990
56f77852
JM		 5991 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
5992 if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
a862e4a3 5993 goto fail;
ad1e68e6
JM		 5994
5995 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5883168a 5996 msg = NULL;
ad1e68e6
JM		 5997 if (!ret)
5998 return 0;
a862e4a3 5999fail:
5883168a 6000 nlmsg_free(msg);
ad1e68e6
JM		 6001 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
6002 " %d (%s)", ifindex, mode, ret, strerror(-ret));
6003 return ret;
6004}
6005
6006
3c5d34e3
CW		 6007static int wpa_driver_nl80211_set_mode_impl(
6008 struct i802_bss *bss,
6009 enum nl80211_iftype nlmode,
6010 struct hostapd_freq_params *desired_freq_params)
ad1e68e6 6011{
a2e40bb6 6012 struct wpa_driver_nl80211_data *drv = bss->drv;
ad1e68e6 6013 int ret = -1;
26af9dca 6014 int i;
86957e62 6015 int was_ap = is_ap_interface(drv->nlmode);
671a5039 6016 int res;
ebffdbc4 6017 int mode_switch_res;
1581b38b 6018
a5a187b0
JM		 6019 if (TEST_FAIL())
6020 return -1;
6021
ebffdbc4
CW		 6022 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
6023 if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
6024 mode_switch_res = 0;
8e12685c 6025
ebffdbc4 6026 if (mode_switch_res == 0) {
ad1e68e6 6027 drv->nlmode = nlmode;
460456f8
JM		 6028 ret = 0;
6029 goto done;
ad1e68e6 6030 }
3f5285e8 6031
ebffdbc4 6032 if (mode_switch_res == -ENODEV)
671a5039
JM		 6033 return -1;
6034
460456f8 6035 if (nlmode == drv->nlmode) {
c6e8e8e4
JM		 6036 wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
6037 "requested mode - ignore error");
460456f8
JM		 6038 ret = 0;
6039 goto done; /* Already in the requested mode */
6040 }
3f5285e8 6041
3f5285e8
JM		 6042 /* mac80211 doesn't allow mode changes while the device is up, so
6043 * take the device down, try to set the mode again, and bring the
6044 * device back up.
6045 */
26af9dca
JM		 6046 wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
6047 "interface down");
6048 for (i = 0; i < 10; i++) {
91724d6f 6049 res = i802_set_iface_flags(bss, 0);
6e8183d7
JM		 6050 if (res == -EACCES || res == -ENODEV)
6051 break;
ebffdbc4 6052 if (res != 0) {
26af9dca
JM		 6053 wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
6054 "interface down");
ebffdbc4
CW		 6055 os_sleep(0, 100000);
6056 continue;
6057 }
3c5d34e3
CW		 6058
6059 /*
6060 * Setting the mode will fail for some drivers if the phy is
6061 * on a frequency that the mode is disallowed in.
6062 */
6063 if (desired_freq_params) {
bdf5ccb2 6064 res = nl80211_set_channel(bss, desired_freq_params, 0);
3c5d34e3
CW		 6065 if (res) {
6066 wpa_printf(MSG_DEBUG,
6067 "nl80211: Failed to set frequency on interface");
6068 }
6069 }
6070
ebffdbc4
CW		 6071 /* Try to set the mode again while the interface is down */
6072 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
6073 if (mode_switch_res == -EBUSY) {
6074 wpa_printf(MSG_DEBUG,
6075 "nl80211: Delaying mode set while interface going down");
6076 os_sleep(0, 100000);
6077 continue;
6078 }
6079 ret = mode_switch_res;
6080 break;
3f5285e8
JM		 6081 }
6082
c6e8e8e4
JM		 6083 if (!ret) {
6084 wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
6085 "interface is down");
ad1e68e6 6086 drv->nlmode = nlmode;
7d9c3698 6087 drv->ignore_if_down_event = 1;
c6e8e8e4 6088 }
ad1e68e6 6089
ebffdbc4
CW		 6090 /* Bring the interface back up */
6091 res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
6092 if (res != 0) {
6093 wpa_printf(MSG_DEBUG,
6094 "nl80211: Failed to set interface up after switching mode");
6095 ret = -1;
6096 }
6097
460456f8 6098done:
3fd1cefb
JB		 6099 if (ret) {
6100 wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
6101 "from %d failed", nlmode, drv->nlmode);
6102 return ret;
6103 }
6104
3e208481
JM		 6105 if (is_p2p_net_interface(nlmode)) {
6106 wpa_printf(MSG_DEBUG,
6107 "nl80211: Interface %s mode change to P2P - disable 11b rates",
6108 bss->ifname);
edb9bfba 6109 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
3e208481
JM		 6110 } else if (drv->disabled_11b_rates) {
6111 wpa_printf(MSG_DEBUG,
6112 "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
6113 bss->ifname);
1d0c6fb1 6114 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
3e208481 6115 }
edb9bfba 6116
3fd1cefb 6117 if (is_ap_interface(nlmode)) {
36488c05 6118 nl80211_mgmt_unsubscribe(bss, "start AP");
460456f8 6119 /* Setup additional AP mode functionality if needed */
3fd1cefb 6120 if (nl80211_setup_ap(bss))
460456f8 6121 return -1;
3fd1cefb 6122 } else if (was_ap) {
460456f8 6123 /* Remove additional AP mode functionality */
3fd1cefb 6124 nl80211_teardown_ap(bss);
a11241fa 6125 } else {
36488c05 6126 nl80211_mgmt_unsubscribe(bss, "mode change");
460456f8 6127 }
460456f8 6128
afb0550a
BC		 6129 if (is_mesh_interface(nlmode) &&
6130 nl80211_mgmt_subscribe_mesh(bss))
6131 return -1;
6132
873d0fcf 6133 if (!bss->in_deinit && !is_ap_interface(nlmode) &&
afb0550a 6134 !is_mesh_interface(nlmode) &&
a11241fa
JB		 6135 nl80211_mgmt_subscribe_non_ap(bss) < 0)
6136 wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
6137 "frame processing - ignore for now");
08359050 6138
3fd1cefb 6139 return 0;
3f5285e8
JM		 6140}
6141
6142
f3407c66
JM		 6143int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
6144 enum nl80211_iftype nlmode)
3c5d34e3
CW		 6145{
6146 return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
6147}
6148
6149
4ec68377
JD		 6150static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
6151 struct hostapd_freq_params *freq)
3c5d34e3 6152{
3c5d34e3 6153 return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
4ec68377 6154 freq);
3c5d34e3 6155}
65d645ce
AS		 6156
6157
3f5285e8
JM		 6158static int wpa_driver_nl80211_get_capa(void *priv,
6159 struct wpa_driver_capa *capa)
6160{
a2e40bb6
FF		 6161 struct i802_bss *bss = priv;
6162 struct wpa_driver_nl80211_data *drv = bss->drv;
65d645ce 6163
3f5285e8
JM		 6164 if (!drv->has_capability)
6165 return -1;
6166 os_memcpy(capa, &drv->capa, sizeof(*capa));
8cd6b7bc
JB		 6167 if (drv->extended_capa && drv->extended_capa_mask) {
6168 capa->extended_capa = drv->extended_capa;
6169 capa->extended_capa_mask = drv->extended_capa_mask;
6170 capa->extended_capa_len = drv->extended_capa_len;
6171 }
851b0c55 6172
906bc4c7 6173 return 0;
3f5285e8
JM		 6174}
6175
6176
6177static int wpa_driver_nl80211_set_operstate(void *priv, int state)
6178{
a2e40bb6
FF		 6179 struct i802_bss *bss = priv;
6180 struct wpa_driver_nl80211_data *drv = bss->drv;
3f5285e8 6181
90a545cc
JM		 6182 wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
6183 bss->ifname, drv->operstate, state,
6184 state ? "UP" : "DORMANT");
3f5285e8 6185 drv->operstate = state;
36d84860 6186 return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
e2d02c29 6187 state ? IF_OPER_UP : IF_OPER_DORMANT);
3f5285e8
JM		 6188}
6189
01652550
JM		 6190
6191static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
6192{
a2e40bb6
FF		 6193 struct i802_bss *bss = priv;
6194 struct wpa_driver_nl80211_data *drv = bss->drv;
01652550
JM		 6195 struct nl_msg *msg;
6196 struct nl80211_sta_flag_update upd;
a862e4a3 6197 int ret;
2eef5177
JM		 6198
6199 if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
6200 wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
6201 return 0;
6202 }
01652550 6203
1ba51ec0
JM		 6204 wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
6205 MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
6206
01652550
JM		 6207 os_memset(&upd, 0, sizeof(upd));
6208 upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
6209 if (authorized)
6210 upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
a862e4a3 6211
13f83980 6212 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
a862e4a3
JM		 6213 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) ||
6214 nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) {
6215 nlmsg_free(msg);
6216 return -ENOBUFS;
6217 }
01652550 6218
2eef5177 6219 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2eef5177
JM		 6220 if (!ret)
6221 return 0;
2eef5177
JM		 6222 wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
6223 ret, strerror(-ret));
6224 return ret;
01652550
JM		 6225}
6226
3f5285e8 6227
f07ead6a
JM		 6228/* Set kernel driver on given frequency (MHz) */
6229static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
c5121837 6230{
f07ead6a 6231 struct i802_bss *bss = priv;
13a524a3 6232 return nl80211_set_channel(bss, freq, 0);
c5121837
JM		 6233}
6234
f7b3920c 6235
c5121837
JM		 6236static inline int min_int(int a, int b)
6237{
6238 if (a < b)
6239 return a;
6240 return b;
6241}
6242
6243
6244static int get_key_handler(struct nl_msg *msg, void *arg)
6245{
6246 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6247 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6248
6249 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6250 genlmsg_attrlen(gnlh, 0), NULL);
6251
6252 /*
6253 * TODO: validate the key index and mac address!
6254 * Otherwise, there's a race condition as soon as
6255 * the kernel starts sending key notifications.
6256 */
6257
6258 if (tb[NL80211_ATTR_KEY_SEQ])
6259 memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
6260 min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
4efade31 6261 nl80211_nlmsg_clear(msg);
c5121837
JM		 6262 return NL_SKIP;
6263}
6264
6265
6266static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
6267 int idx, u8 *seq)
6268{
a2e40bb6
FF		 6269 struct i802_bss *bss = priv;
6270 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837
JM		 6271 struct nl_msg *msg;
6272
95376e1a
JM		 6273 msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0,
6274 NL80211_CMD_GET_KEY);
6275 if (!msg ||
a862e4a3 6276 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
95376e1a 6277 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) {
a862e4a3
JM		 6278 nlmsg_free(msg);
6279 return -ENOBUFS;
6280 }
c5121837
JM		 6281
6282 memset(seq, 0, 6);
6283
6284 return send_and_recv_msgs(drv, msg, get_key_handler, seq);
c5121837
JM		 6285}
6286
6287
c5121837
JM		 6288static int i802_set_rts(void *priv, int rts)
6289{
a2e40bb6
FF		 6290 struct i802_bss *bss = priv;
6291 struct wpa_driver_nl80211_data *drv = bss->drv;
ad649451 6292 struct nl_msg *msg;
a862e4a3 6293 int ret;
ad649451 6294 u32 val;
c5121837 6295
bf0021ed 6296 if (rts >= 2347 || rts == -1)
ad649451
JM		 6297 val = (u32) -1;
6298 else
6299 val = rts;
c5121837 6300
9725b784 6301 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
a862e4a3
JM		 6302 nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) {
6303 nlmsg_free(msg);
6304 return -ENOBUFS;
6305 }
ad649451
JM		 6306
6307 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6308 if (!ret)
6309 return 0;
ad649451
JM		 6310 wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
6311 "%d (%s)", rts, ret, strerror(-ret));
6312 return ret;
c5121837
JM		 6313}
6314
6315
6316static int i802_set_frag(void *priv, int frag)
6317{
a2e40bb6
FF		 6318 struct i802_bss *bss = priv;
6319 struct wpa_driver_nl80211_data *drv = bss->drv;
ad649451 6320 struct nl_msg *msg;
a862e4a3 6321 int ret;
ad649451 6322 u32 val;
c5121837 6323
bf0021ed 6324 if (frag >= 2346 || frag == -1)
ad649451
JM		 6325 val = (u32) -1;
6326 else
6327 val = frag;
c5121837 6328
9725b784 6329 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
a862e4a3
JM		 6330 nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) {
6331 nlmsg_free(msg);
6332 return -ENOBUFS;
6333 }
ad649451
JM		 6334
6335 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6336 if (!ret)
6337 return 0;
ad649451
JM		 6338 wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
6339 "%d: %d (%s)", frag, ret, strerror(-ret));
6340 return ret;
c5121837
JM		 6341}
6342
6343
c5121837
JM		 6344static int i802_flush(void *priv)
6345{
a2e40bb6 6346 struct i802_bss *bss = priv;
c5121837 6347 struct nl_msg *msg;
82554b10 6348 int res;
c5121837 6349
83e7bb0e
JM		 6350 wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
6351 bss->ifname);
c5121837
JM		 6352
6353 /*
6354 * XXX: FIX! this needs to flush all VLANs too
6355 */
13f83980
JM		 6356 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION);
6357 res = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
82554b10
JM		 6358 if (res) {
6359 wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
6360 "(%s)", res, strerror(-res));
6361 }
6362 return res;
c5121837
JM		 6363}
6364
6365
1d6f6385
THJ		 6366static void get_sta_tid_stats(struct hostap_sta_driver_data *data,
6367 struct nlattr *attr)
6368{
6369 struct nlattr *tid_stats[NL80211_TID_STATS_MAX + 1], *tidattr;
6370 struct nlattr *txq_stats[NL80211_TXQ_STATS_MAX + 1];
6371 static struct nla_policy txq_stats_policy[NL80211_TXQ_STATS_MAX + 1] = {
6372 [NL80211_TXQ_STATS_BACKLOG_BYTES] = { .type = NLA_U32 },
6373 [NL80211_TXQ_STATS_BACKLOG_PACKETS] = { .type = NLA_U32 },
6374 };
6375 int rem;
6376
6377 nla_for_each_nested(tidattr, attr, rem) {
6378 if (nla_parse_nested(tid_stats, NL80211_TID_STATS_MAX,
6379 tidattr, NULL) != 0 ||
6380 !tid_stats[NL80211_TID_STATS_TXQ_STATS] ||
6381 nla_parse_nested(txq_stats, NL80211_TXQ_STATS_MAX,
6382 tid_stats[NL80211_TID_STATS_TXQ_STATS],
6383 txq_stats_policy) != 0)
6384 continue;
6385 /* sum the backlogs over all TIDs for station */
6386 if (txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES])
6387 data->backlog_bytes += nla_get_u32(
6388 txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES]);
6389 if (txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS])
6390 data->backlog_bytes += nla_get_u32(
6391 txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS]);
6392 }
6393}
6394
6395
c5121837
JM		 6396static int get_sta_handler(struct nl_msg *msg, void *arg)
6397{
6398 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6399 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6400 struct hostap_sta_driver_data *data = arg;
6401 struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
6402 static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
6403 [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
6404 [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
6405 [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
6406 [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
6407 [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
dc7785f8 6408 [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
43022abd
NL		 6409 [NL80211_STA_INFO_RX_BYTES64] = { .type = NLA_U64 },
6410 [NL80211_STA_INFO_TX_BYTES64] = { .type = NLA_U64 },
3567641e 6411 [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
72123a84 6412 [NL80211_STA_INFO_ACK_SIGNAL] = { .type = NLA_U8 },
58d4c236
THJ		 6413 [NL80211_STA_INFO_RX_DURATION] = { .type = NLA_U64 },
6414 [NL80211_STA_INFO_TX_DURATION] = { .type = NLA_U64 },
3567641e 6415 };
6416 struct nlattr *rate[NL80211_RATE_INFO_MAX + 1];
6417 static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
6418 [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
6419 [NL80211_RATE_INFO_BITRATE32] = { .type = NLA_U32 },
6420 [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
6421 [NL80211_RATE_INFO_VHT_MCS] = { .type = NLA_U8 },
6422 [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
6423 [NL80211_RATE_INFO_VHT_NSS] = { .type = NLA_U8 },
c5121837
JM		 6424 };
6425
6426 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6427 genlmsg_attrlen(gnlh, 0), NULL);
6428
6429 /*
6430 * TODO: validate the interface and mac address!
6431 * Otherwise, there's a race condition as soon as
6432 * the kernel starts sending station notifications.
6433 */
6434
6435 if (!tb[NL80211_ATTR_STA_INFO]) {
6436 wpa_printf(MSG_DEBUG, "sta stats missing!");
6437 return NL_SKIP;
6438 }
6439 if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
6440 tb[NL80211_ATTR_STA_INFO],
6441 stats_policy)) {
6442 wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
6443 return NL_SKIP;
6444 }
6445
6446 if (stats[NL80211_STA_INFO_INACTIVE_TIME])
6447 data->inactive_msec =
6448 nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
43022abd 6449 /* For backwards compatibility, fetch the 32-bit counters first. */
c5121837
JM		 6450 if (stats[NL80211_STA_INFO_RX_BYTES])
6451 data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
6452 if (stats[NL80211_STA_INFO_TX_BYTES])
6453 data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
43022abd
NL		 6454 if (stats[NL80211_STA_INFO_RX_BYTES64] &&
6455 stats[NL80211_STA_INFO_TX_BYTES64]) {
6456 /*
6457 * The driver supports 64-bit counters, so use them to override
6458 * the 32-bit values.
6459 */
6460 data->rx_bytes =
6461 nla_get_u64(stats[NL80211_STA_INFO_RX_BYTES64]);
6462 data->tx_bytes =
6463 nla_get_u64(stats[NL80211_STA_INFO_TX_BYTES64]);
6464 data->bytes_64bit = 1;
6465 }
c5121837
JM		 6466 if (stats[NL80211_STA_INFO_RX_PACKETS])
6467 data->rx_packets =
6468 nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
6469 if (stats[NL80211_STA_INFO_TX_PACKETS])
6470 data->tx_packets =
6471 nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
58d4c236
THJ		 6472 if (stats[NL80211_STA_INFO_RX_DURATION])
6473 data->rx_airtime =
6474 nla_get_u64(stats[NL80211_STA_INFO_RX_DURATION]);
6475 if (stats[NL80211_STA_INFO_TX_DURATION])
6476 data->tx_airtime =
6477 nla_get_u64(stats[NL80211_STA_INFO_TX_DURATION]);
dc7785f8
YZ		 6478 if (stats[NL80211_STA_INFO_TX_FAILED])
6479 data->tx_retry_failed =
6480 nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
3567641e 6481 if (stats[NL80211_STA_INFO_SIGNAL])
6482 data->signal = nla_get_u8(stats[NL80211_STA_INFO_SIGNAL]);
72123a84
BP		 6483 if (stats[NL80211_STA_INFO_ACK_SIGNAL]) {
6484 data->last_ack_rssi =
6485 nla_get_u8(stats[NL80211_STA_INFO_ACK_SIGNAL]);
6486 data->flags |= STA_DRV_DATA_LAST_ACK_RSSI;
6487 }
3567641e 6488
6489 if (stats[NL80211_STA_INFO_TX_BITRATE] &&
6490 nla_parse_nested(rate, NL80211_RATE_INFO_MAX,
6491 stats[NL80211_STA_INFO_TX_BITRATE],
6492 rate_policy) == 0) {
6493 if (rate[NL80211_RATE_INFO_BITRATE32])
6494 data->current_tx_rate =
6495 nla_get_u32(rate[NL80211_RATE_INFO_BITRATE32]);
6496 else if (rate[NL80211_RATE_INFO_BITRATE])
6497 data->current_tx_rate =
6498 nla_get_u16(rate[NL80211_RATE_INFO_BITRATE]);
6499
6500 if (rate[NL80211_RATE_INFO_MCS]) {
6501 data->tx_mcs = nla_get_u8(rate[NL80211_RATE_INFO_MCS]);
6502 data->flags |= STA_DRV_DATA_TX_MCS;
6503 }
6504 if (rate[NL80211_RATE_INFO_VHT_MCS]) {
6505 data->tx_vhtmcs =
6506 nla_get_u8(rate[NL80211_RATE_INFO_VHT_MCS]);
6507 data->flags |= STA_DRV_DATA_TX_VHT_MCS;
6508 }
6509 if (rate[NL80211_RATE_INFO_SHORT_GI])
6510 data->flags |= STA_DRV_DATA_TX_SHORT_GI;
6511 if (rate[NL80211_RATE_INFO_VHT_NSS]) {
6512 data->tx_vht_nss =
6513 nla_get_u8(rate[NL80211_RATE_INFO_VHT_NSS]);
6514 data->flags |= STA_DRV_DATA_TX_VHT_NSS;
6515 }
6516 }
6517
6518 if (stats[NL80211_STA_INFO_RX_BITRATE] &&
6519 nla_parse_nested(rate, NL80211_RATE_INFO_MAX,
6520 stats[NL80211_STA_INFO_RX_BITRATE],
6521 rate_policy) == 0) {
6522 if (rate[NL80211_RATE_INFO_BITRATE32])
6523 data->current_rx_rate =
6524 nla_get_u32(rate[NL80211_RATE_INFO_BITRATE32]);
6525 else if (rate[NL80211_RATE_INFO_BITRATE])
6526 data->current_rx_rate =
6527 nla_get_u16(rate[NL80211_RATE_INFO_BITRATE]);
6528
6529 if (rate[NL80211_RATE_INFO_MCS]) {
6530 data->rx_mcs =
6531 nla_get_u8(rate[NL80211_RATE_INFO_MCS]);
6532 data->flags |= STA_DRV_DATA_RX_MCS;
6533 }
6534 if (rate[NL80211_RATE_INFO_VHT_MCS]) {
6535 data->rx_vhtmcs =
6536 nla_get_u8(rate[NL80211_RATE_INFO_VHT_MCS]);
6537 data->flags |= STA_DRV_DATA_RX_VHT_MCS;
6538 }
6539 if (rate[NL80211_RATE_INFO_SHORT_GI])
6540 data->flags |= STA_DRV_DATA_RX_SHORT_GI;
6541 if (rate[NL80211_RATE_INFO_VHT_NSS]) {
6542 data->rx_vht_nss =
6543 nla_get_u8(rate[NL80211_RATE_INFO_VHT_NSS]);
6544 data->flags |= STA_DRV_DATA_RX_VHT_NSS;
6545 }
6546 }
c5121837 6547
1d6f6385
THJ		 6548 if (stats[NL80211_STA_INFO_TID_STATS])
6549 get_sta_tid_stats(data, stats[NL80211_STA_INFO_TID_STATS]);
6550
c5121837
JM		 6551 return NL_SKIP;
6552}
6553
9ebce9c5
JM		 6554static int i802_read_sta_data(struct i802_bss *bss,
6555 struct hostap_sta_driver_data *data,
c5121837
JM		 6556 const u8 *addr)
6557{
c5121837
JM		 6558 struct nl_msg *msg;
6559
13f83980
JM		 6560 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) ||
6561 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
a862e4a3
JM		 6562 nlmsg_free(msg);
6563 return -ENOBUFS;
6564 }
c5121837 6565
13f83980 6566 return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data);
c5121837
JM		 6567}
6568
6569
c5121837
JM		 6570static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
6571 int cw_min, int cw_max, int burst_time)
6572{
a2e40bb6
FF		 6573 struct i802_bss *bss = priv;
6574 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837
JM		 6575 struct nl_msg *msg;
6576 struct nlattr *txq, *params;
bd512469 6577 int res;
c5121837 6578
13f83980 6579 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
c5121837
JM		 6580 if (!msg)
6581 return -1;
6582
c5121837
JM		 6583 txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
6584 if (!txq)
a862e4a3 6585 goto fail;
c5121837
JM		 6586
6587 /* We are only sending parameters for a single TXQ at a time */
6588 params = nla_nest_start(msg, 1);
6589 if (!params)
a862e4a3 6590 goto fail;
c5121837 6591
7e3c1781
JM		 6592 switch (queue) {
6593 case 0:
a862e4a3
JM		 6594 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO))
6595 goto fail;
7e3c1781
JM		 6596 break;
6597 case 1:
a862e4a3
JM		 6598 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI))
6599 goto fail;
7e3c1781
JM		 6600 break;
6601 case 2:
a862e4a3
JM		 6602 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE))
6603 goto fail;
7e3c1781
JM		 6604 break;
6605 case 3:
a862e4a3
JM		 6606 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK))
6607 goto fail;
7e3c1781
JM		 6608 break;
6609 }
c5121837
JM		 6610 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
6611 * 32 usec, so need to convert the value here. */
a862e4a3
JM		 6612 if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP,
6613 (burst_time * 100 + 16) / 32) ||
6614 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) ||
6615 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) ||
6616 nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs))
6617 goto fail;
c5121837
JM		 6618
6619 nla_nest_end(msg, params);
6620
6621 nla_nest_end(msg, txq);
6622
bd512469
JM		 6623 res = send_and_recv_msgs(drv, msg, NULL, NULL);
6624 wpa_printf(MSG_DEBUG,
6625 "nl80211: TX queue param set: queue=%d aifs=%d cw_min=%d cw_max=%d burst_time=%d --> res=%d",
6626 queue, aifs, cw_min, cw_max, burst_time, res);
6627 if (res == 0)
c5121837 6628 return 0;
9e088e74 6629 msg = NULL;
a862e4a3 6630fail:
9e088e74 6631 nlmsg_free(msg);
c5121837
JM		 6632 return -1;
6633}
6634
6635
9ebce9c5 6636static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
c5121837
JM		 6637 const char *ifname, int vlan_id)
6638{
a2e40bb6 6639 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837 6640 struct nl_msg *msg;
a862e4a3 6641 int ret;
c5121837 6642
bbc706a3
JM		 6643 wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
6644 ", ifname=%s[%d], vlan_id=%d)",
6645 bss->ifname, if_nametoindex(bss->ifname),
6646 MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
13f83980 6647 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
a862e4a3
JM		 6648 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
6649 nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
6650 nlmsg_free(msg);
6651 return -ENOBUFS;
6652 }
c5121837 6653
cd1d72c1
JM		 6654 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6655 if (ret < 0) {
6656 wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
6657 MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
6658 MAC2STR(addr), ifname, vlan_id, ret,
6659 strerror(-ret));
6660 }
cd1d72c1 6661 return ret;
c5121837
JM		 6662}
6663
fbbfcbac 6664
c5121837
JM		 6665static int i802_get_inact_sec(void *priv, const u8 *addr)
6666{
6667 struct hostap_sta_driver_data data;
6668 int ret;
6669
7824bf77 6670 os_memset(&data, 0, sizeof(data));
c5121837
JM		 6671 data.inactive_msec = (unsigned long) -1;
6672 ret = i802_read_sta_data(priv, &data, addr);
b9749bac
MH		 6673 if (ret == -ENOENT)
6674 return -ENOENT;
c5121837
JM		 6675 if (ret || data.inactive_msec == (unsigned long) -1)
6676 return -1;
6677 return data.inactive_msec / 1000;
6678}
6679
6680
6681static int i802_sta_clear_stats(void *priv, const u8 *addr)
6682{
6683#if 0
6684 /* TODO */
6685#endif
6686 return 0;
6687}
6688
6689
731723a5 6690static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
4be17ffb 6691 u16 reason)
c5121837 6692{
a2e40bb6 6693 struct i802_bss *bss = priv;
e1bd4e19 6694 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837 6695 struct ieee80211_mgmt mgmt;
05e5e615
DL		 6696 u8 channel;
6697
6698 if (ieee80211_freq_to_chan(bss->freq, &channel) ==
6699 HOSTAPD_MODE_IEEE80211AD) {
6700 /* Deauthentication is not used in DMG/IEEE 802.11ad;
6701 * disassociate the STA instead. */
6702 return i802_sta_disassoc(priv, own_addr, addr, reason);
6703 }
c5121837 6704
0d391b03
BC		 6705 if (is_mesh_interface(drv->nlmode))
6706 return -1;
6707
e1bd4e19 6708 if (drv->device_ap_sme)
59d7148a 6709 return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason);
e1bd4e19 6710
c5121837
JM		 6711 memset(&mgmt, 0, sizeof(mgmt));
6712 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
6713 WLAN_FC_STYPE_DEAUTH);
6714 memcpy(mgmt.da, addr, ETH_ALEN);
731723a5
JM		 6715 memcpy(mgmt.sa, own_addr, ETH_ALEN);
6716 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
c5121837 6717 mgmt.u.deauth.reason_code = host_to_le16(reason);
a2e40bb6 6718 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
9f324b61 6719 IEEE80211_HDRLEN +
9ebce9c5 6720 sizeof(mgmt.u.deauth), 0, 0, 0, 0,
2d3943ce 6721 0, NULL, 0);
c5121837
JM		 6722}
6723
6724
731723a5 6725static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
4be17ffb 6726 u16 reason)
c5121837 6727{
a2e40bb6 6728 struct i802_bss *bss = priv;
e1bd4e19 6729 struct wpa_driver_nl80211_data *drv = bss->drv;
c5121837
JM		 6730 struct ieee80211_mgmt mgmt;
6731
0d391b03
BC		 6732 if (is_mesh_interface(drv->nlmode))
6733 return -1;
6734
e1bd4e19 6735 if (drv->device_ap_sme)
59d7148a 6736 return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason);
e1bd4e19 6737
c5121837
JM		 6738 memset(&mgmt, 0, sizeof(mgmt));
6739 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
6740 WLAN_FC_STYPE_DISASSOC);
6741 memcpy(mgmt.da, addr, ETH_ALEN);
731723a5
JM		 6742 memcpy(mgmt.sa, own_addr, ETH_ALEN);
6743 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
c5121837 6744 mgmt.u.disassoc.reason_code = host_to_le16(reason);
a2e40bb6 6745 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
9f324b61 6746 IEEE80211_HDRLEN +
9ebce9c5 6747 sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
2d3943ce 6748 0, NULL, 0);
c5121837
JM		 6749}
6750
6751
9b4d9c8b
JM		 6752static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
6753{
6754 char buf[200], *pos, *end;
6755 int i, res;
6756
6757 pos = buf;
6758 end = pos + sizeof(buf);
6759
6760 for (i = 0; i < drv->num_if_indices; i++) {
099224c1 6761 if (!drv->if_indices[i].ifindex)
9b4d9c8b 6762 continue;
732b1d20 6763 res = os_snprintf(pos, end - pos, " %d(%d)",
099224c1
JM		 6764 drv->if_indices[i].ifindex,
6765 drv->if_indices[i].reason);
d85e1fc8 6766 if (os_snprintf_error(end - pos, res))
9b4d9c8b
JM		 6767 break;
6768 pos += res;
6769 }
6770 *pos = '\0';
6771
6772 wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
6773 drv->num_if_indices, buf);
6774}
6775
6776
732b1d20
MB		 6777static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
6778 int ifidx_reason)
f07ead6a
JM		 6779{
6780 int i;
099224c1 6781 struct drv_nl80211_if_info *old;
f07ead6a 6782
732b1d20
MB		 6783 wpa_printf(MSG_DEBUG,
6784 "nl80211: Add own interface ifindex %d (ifidx_reason %d)",
6785 ifidx, ifidx_reason);
6786 if (have_ifidx(drv, ifidx, ifidx_reason)) {
b36935be
MB		 6787 wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
6788 ifidx);
6789 return;
6790 }
f07ead6a 6791 for (i = 0; i < drv->num_if_indices; i++) {
099224c1
JM		 6792 if (drv->if_indices[i].ifindex == 0) {
6793 drv->if_indices[i].ifindex = ifidx;
6794 drv->if_indices[i].reason = ifidx_reason;
9b4d9c8b 6795 dump_ifidx(drv);
f07ead6a
JM		 6796 return;
6797 }
6798 }
6799
6800 if (drv->if_indices != drv->default_if_indices)
6801 old = drv->if_indices;
6802 else
6803 old = NULL;
6804
067ffa26 6805 drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
099224c1 6806 sizeof(*old));
f07ead6a
JM		 6807 if (!drv->if_indices) {
6808 if (!old)
6809 drv->if_indices = drv->default_if_indices;
6810 else
6811 drv->if_indices = old;
6812 wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
6813 "interfaces");
6814 wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
6815 return;
732b1d20
MB		 6816 }
6817 if (!old)
f07ead6a
JM		 6818 os_memcpy(drv->if_indices, drv->default_if_indices,
6819 sizeof(drv->default_if_indices));
099224c1
JM		 6820 drv->if_indices[drv->num_if_indices].ifindex = ifidx;
6821 drv->if_indices[drv->num_if_indices].reason = ifidx_reason;
f07ead6a 6822 drv->num_if_indices++;
9b4d9c8b 6823 dump_ifidx(drv);
f07ead6a
JM		 6824}
6825
6826
732b1d20
MB		 6827static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
6828 int ifidx_reason)
f07ead6a
JM		 6829{
6830 int i;
6831
6832 for (i = 0; i < drv->num_if_indices; i++) {
099224c1
JM		 6833 if ((drv->if_indices[i].ifindex == ifidx ||
6834 ifidx == IFIDX_ANY) &&
6835 (drv->if_indices[i].reason == ifidx_reason ||
732b1d20 6836 ifidx_reason == IFIDX_ANY)) {
099224c1
JM		 6837 drv->if_indices[i].ifindex = 0;
6838 drv->if_indices[i].reason = 0;
f07ead6a
JM		 6839 break;
6840 }
6841 }
9b4d9c8b 6842 dump_ifidx(drv);
f07ead6a
JM		 6843}
6844
6845
732b1d20
MB		 6846static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
6847 int ifidx_reason)
f07ead6a
JM		 6848{
6849 int i;
6850
6851 for (i = 0; i < drv->num_if_indices; i++)
099224c1
JM		 6852 if (drv->if_indices[i].ifindex == ifidx &&
6853 (drv->if_indices[i].reason == ifidx_reason ||
732b1d20 6854 ifidx_reason == IFIDX_ANY))
f07ead6a
JM		 6855 return 1;
6856
6857 return 0;
6858}
6859
6860
6861static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
0e80ea2c 6862 const char *bridge_ifname, char *ifname_wds)
f07ead6a
JM		 6863{
6864 struct i802_bss *bss = priv;
6865 struct wpa_driver_nl80211_data *drv = bss->drv;
6866 char name[IFNAMSIZ + 1];
1952b626 6867 union wpa_event_data event;
d577f7f3
AO		 6868 int ret;
6869
6870 ret = os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
6871 if (ret >= (int) sizeof(name))
6872 wpa_printf(MSG_WARNING,
6873 "nl80211: WDS interface name was truncated");
6874 else if (ret < 0)
6875 return ret;
f07ead6a 6876
69dd2967
SM		 6877 if (ifname_wds)
6878 os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
6879
f07ead6a
JM		 6880 wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
6881 " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
6882 if (val) {
6883 if (!if_nametoindex(name)) {
6884 if (nl80211_create_iface(drv, name,
6885 NL80211_IFTYPE_AP_VLAN,
2aec4f3c
JM		 6886 bss->addr, 1, NULL, NULL, 0) <
6887 0)
f07ead6a
JM		 6888 return -1;
6889 if (bridge_ifname &&
c81eff1a
BG		 6890 linux_br_add_if(drv->global->ioctl_sock,
6891 bridge_ifname, name) < 0)
f07ead6a 6892 return -1;
1952b626
BP		 6893
6894 os_memset(&event, 0, sizeof(event));
6895 event.wds_sta_interface.sta_addr = addr;
6896 event.wds_sta_interface.ifname = name;
6897 event.wds_sta_interface.istatus = INTERFACE_ADDED;
8bfbb295 6898 wpa_supplicant_event(bss->ctx,
1952b626
BP		 6899 EVENT_WDS_STA_INTERFACE_STATUS,
6900 &event);
f07ead6a 6901 }
75227f3a
JM		 6902 if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
6903 wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
6904 "interface %s up", name);
6905 }
f07ead6a
JM		 6906 return i802_set_sta_vlan(priv, addr, name, 0);
6907 } else {
f9052d6e
JM		 6908 if (bridge_ifname &&
6909 linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
6910 name) < 0)
6911 wpa_printf(MSG_INFO,
6912 "nl80211: Failed to remove interface %s from bridge %s: %s",
6913 name, bridge_ifname, strerror(errno));
c34e618d 6914
f07ead6a 6915 i802_set_sta_vlan(priv, addr, bss->ifname, 0);
d0595b25 6916 nl80211_remove_iface(drv, if_nametoindex(name));
1952b626
BP		 6917 os_memset(&event, 0, sizeof(event));
6918 event.wds_sta_interface.sta_addr = addr;
6919 event.wds_sta_interface.ifname = name;
6920 event.wds_sta_interface.istatus = INTERFACE_REMOVED;
8bfbb295 6921 wpa_supplicant_event(bss->ctx, EVENT_WDS_STA_INTERFACE_STATUS,
1952b626 6922 &event);
d0595b25 6923 return 0;
f07ead6a
JM		 6924 }
6925}
6926
6927
6928static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
6929{
6930 struct wpa_driver_nl80211_data *drv = eloop_ctx;
6931 struct sockaddr_ll lladdr;
6932 unsigned char buf[3000];
6933 int len;
6934 socklen_t fromlen = sizeof(lladdr);
6935
6936 len = recvfrom(sock, buf, sizeof(buf), 0,
6937 (struct sockaddr *)&lladdr, &fromlen);
6938 if (len < 0) {
7ac3616d
JM		 6939 wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
6940 strerror(errno));
f07ead6a
JM		 6941 return;
6942 }
6943
732b1d20 6944 if (have_ifidx(drv, lladdr.sll_ifindex, IFIDX_ANY))
f07ead6a
JM		 6945 drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
6946}
6947
6948
94627f6c 6949static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
e17a2477 6950 struct i802_bss *bss,
94627f6c
JM		 6951 const char *brname, const char *ifname)
6952{
6c6678e7 6953 int br_ifindex;
94627f6c
JM		 6954 char in_br[IFNAMSIZ];
6955
e17a2477 6956 os_strlcpy(bss->brname, brname, IFNAMSIZ);
6c6678e7 6957 br_ifindex = if_nametoindex(brname);
6c6678e7 6958 if (br_ifindex == 0) {
94627f6c
JM		 6959 /*
6960 * Bridge was configured, but the bridge device does
6961 * not exist. Try to add it now.
6962 */
c81eff1a 6963 if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
94627f6c
JM		 6964 wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
6965 "bridge interface %s: %s",
6966 brname, strerror(errno));
6967 return -1;
6968 }
e17a2477 6969 bss->added_bridge = 1;
8997613c 6970 br_ifindex = if_nametoindex(brname);
732b1d20 6971 add_ifidx(drv, br_ifindex, drv->ifindex);
94627f6c 6972 }
8997613c 6973 bss->br_ifindex = br_ifindex;
94627f6c
JM		 6974
6975 if (linux_br_get(in_br, ifname) == 0) {
c809756f
SM		 6976 if (os_strcmp(in_br, brname) == 0) {
6977 bss->already_in_bridge = 1;
94627f6c 6978 return 0; /* already in the bridge */
c809756f 6979 }
94627f6c
JM		 6980
6981 wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
6982 "bridge %s", ifname, in_br);
c81eff1a
BG		 6983 if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
6984 0) {
94627f6c
JM		 6985 wpa_printf(MSG_ERROR, "nl80211: Failed to "
6986 "remove interface %s from bridge "
6987 "%s: %s",
fdbfb63e 6988 ifname, in_br, strerror(errno));
94627f6c
JM		 6989 return -1;
6990 }
6991 }
6992
6993 wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
6994 ifname, brname);
c81eff1a 6995 if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
94627f6c
JM		 6996 wpa_printf(MSG_ERROR, "nl80211: Failed to add interface %s "
6997 "into bridge %s: %s",
6998 ifname, brname, strerror(errno));
6999 return -1;
7000 }
e17a2477 7001 bss->added_if_into_bridge = 1;
94627f6c
JM		 7002
7003 return 0;
7004}
7005
7006
92f475b4
JM		 7007static void *i802_init(struct hostapd_data *hapd,
7008 struct wpa_init_params *params)
c5121837
JM		 7009{
7010 struct wpa_driver_nl80211_data *drv;
a2e40bb6 7011 struct i802_bss *bss;
c5121837 7012 size_t i;
cb05808c
AN		 7013 char master_ifname[IFNAMSIZ];
7014 int ifindex, br_ifindex = 0;
94627f6c 7015 int br_added = 0;
c5121837 7016
0d547d5f
JM		 7017 bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
7018 params->global_priv, 1,
0ecff8d7 7019 params->bssid, params->driver_params);
a2e40bb6 7020 if (bss == NULL)
c5121837 7021 return NULL;
c5121837 7022
a2e40bb6 7023 drv = bss->drv;
7635bfb0 7024
cb05808c 7025 if (linux_br_get(master_ifname, params->ifname) == 0) {
94627f6c 7026 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
cb05808c
AN		 7027 params->ifname, master_ifname);
7028 br_ifindex = if_nametoindex(master_ifname);
7029 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
7030 } else if ((params->num_bridge == 0 || !params->bridge[0]) &&
7031 linux_master_get(master_ifname, params->ifname) == 0) {
7032 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in master %s",
7033 params->ifname, master_ifname);
7034 /* start listening for EAPOL on the master interface */
732b1d20 7035 add_ifidx(drv, if_nametoindex(master_ifname), drv->ifindex);
f2d6c17a
DL		 7036
7037 /* check if master itself is under bridge */
7038 if (linux_br_get(master_ifname, master_ifname) == 0) {
7039 wpa_printf(MSG_DEBUG, "nl80211: which is in bridge %s",
7040 master_ifname);
7041 br_ifindex = if_nametoindex(master_ifname);
7042 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
7043 }
94627f6c 7044 } else {
cb05808c 7045 master_ifname[0] = '\0';
94627f6c 7046 }
cb05808c 7047
6c6678e7 7048 bss->br_ifindex = br_ifindex;
94627f6c 7049
92f475b4 7050 for (i = 0; i < params->num_bridge; i++) {
94627f6c
JM		 7051 if (params->bridge[i]) {
7052 ifindex = if_nametoindex(params->bridge[i]);
7053 if (ifindex)
732b1d20 7054 add_ifidx(drv, ifindex, drv->ifindex);
94627f6c
JM		 7055 if (ifindex == br_ifindex)
7056 br_added = 1;
7057 }
c5121837 7058 }
c5121837 7059
ad1e68e6 7060 /* start listening for EAPOL on the default AP interface */
732b1d20 7061 add_ifidx(drv, drv->ifindex, IFIDX_ANY);
ad1e68e6 7062
5ef8e39f
JM		 7063 if (params->num_bridge && params->bridge[0]) {
7064 if (i802_check_bridge(drv, bss, params->bridge[0],
7065 params->ifname) < 0)
7066 goto failed;
cb05808c 7067 if (os_strcmp(params->bridge[0], master_ifname) != 0)
5ef8e39f
JM		 7068 br_added = 1;
7069 }
7070
7071 if (!br_added && br_ifindex &&
7072 (params->num_bridge == 0 || !params->bridge[0]))
732b1d20 7073 add_ifidx(drv, br_ifindex, drv->ifindex);
94627f6c 7074
97ed9a06 7075#ifdef CONFIG_LIBNL3_ROUTE
c809756f 7076 if (bss->added_if_into_bridge || bss->already_in_bridge) {
97ed9a06
KP		 7077 drv->rtnl_sk = nl_socket_alloc();
7078 if (drv->rtnl_sk == NULL) {
7079 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
7080 goto failed;
7081 }
7082
7083 if (nl_connect(drv->rtnl_sk, NETLINK_ROUTE)) {
7084 wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
7085 strerror(errno));
7086 goto failed;
7087 }
7088 }
7089#endif /* CONFIG_LIBNL3_ROUTE */
7090
ad1e68e6
JM		 7091 drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
7092 if (drv->eapol_sock < 0) {
7ac3616d
JM		 7093 wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
7094 strerror(errno));
bbaf0837 7095 goto failed;
ad1e68e6
JM		 7096 }
7097
7098 if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
7099 {
7ac3616d 7100 wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
c5121837 7101 goto failed;
ad1e68e6
JM		 7102 }
7103
c81eff1a
BG		 7104 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
7105 params->own_addr))
bbaf0837 7106 goto failed;
fee354c7 7107 os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
c5121837 7108
341eebee
JB		 7109 memcpy(bss->addr, params->own_addr, ETH_ALEN);
7110
a2e40bb6 7111 return bss;
c5121837
JM		 7112
7113failed:
7635bfb0 7114 wpa_driver_nl80211_deinit(bss);
bbaf0837
JM		 7115 return NULL;
7116}
c5121837 7117
c5121837 7118
bbaf0837
JM		 7119static void i802_deinit(void *priv)
7120{
9ebce9c5
JM		 7121 struct i802_bss *bss = priv;
7122 wpa_driver_nl80211_deinit(bss);
c5121837
JM		 7123}
7124
c5121837 7125
22a7c9d7
JM		 7126static enum nl80211_iftype wpa_driver_nl80211_if_type(
7127 enum wpa_driver_if_type type)
7128{
7129 switch (type) {
7130 case WPA_IF_STATION:
9f51b113 7131 return NL80211_IFTYPE_STATION;
75bde05d
JM		 7132 case WPA_IF_P2P_CLIENT:
7133 case WPA_IF_P2P_GROUP:
9f51b113 7134 return NL80211_IFTYPE_P2P_CLIENT;
22a7c9d7
JM		 7135 case WPA_IF_AP_VLAN:
7136 return NL80211_IFTYPE_AP_VLAN;
7137 case WPA_IF_AP_BSS:
7138 return NL80211_IFTYPE_AP;
9f51b113
JB		 7139 case WPA_IF_P2P_GO:
7140 return NL80211_IFTYPE_P2P_GO;
7aad838c
NS		 7141 case WPA_IF_P2P_DEVICE:
7142 return NL80211_IFTYPE_P2P_DEVICE;
5b78493f
MH		 7143 case WPA_IF_MESH:
7144 return NL80211_IFTYPE_MESH_POINT;
98342208
AK		 7145 default:
7146 return -1;
22a7c9d7 7147 }
22a7c9d7
JM		 7148}
7149
7150
f2ed8023
JM		 7151static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
7152{
7153 struct wpa_driver_nl80211_data *drv;
7154 dl_list_for_each(drv, &global->interfaces,
7155 struct wpa_driver_nl80211_data, list) {
834ee56f 7156 if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
f2ed8023
JM		 7157 return 1;
7158 }
7159 return 0;
7160}
7161
7162
5b78493f 7163static int nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr)
f2ed8023
JM		 7164{
7165 unsigned int idx;
7166
7167 if (!drv->global)
7168 return -1;
7169
834ee56f 7170 os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
f2ed8023 7171 for (idx = 0; idx < 64; idx++) {
834ee56f 7172 new_addr[0] = drv->first_bss->addr[0] | 0x02;
f2ed8023
JM		 7173 new_addr[0] ^= idx << 2;
7174 if (!nl80211_addr_in_use(drv->global, new_addr))
7175 break;
7176 }
7177 if (idx == 64)
7178 return -1;
7179
5b78493f 7180 wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address "
f2ed8023
JM		 7181 MACSTR, MAC2STR(new_addr));
7182
7183 return 0;
7184}
7185
7186
f632e483
AS		 7187struct wdev_info {
7188 u64 wdev_id;
7189 int wdev_id_set;
7190 u8 macaddr[ETH_ALEN];
7191};
7192
7193static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
e472e1b4
AS		 7194{
7195 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7196 struct nlattr *tb[NL80211_ATTR_MAX + 1];
f632e483 7197 struct wdev_info *wi = arg;
e472e1b4
AS		 7198
7199 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7200 genlmsg_attrlen(gnlh, 0), NULL);
7201 if (tb[NL80211_ATTR_WDEV]) {
f632e483
AS		 7202 wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
7203 wi->wdev_id_set = 1;
e472e1b4
AS		 7204 }
7205
7206 if (tb[NL80211_ATTR_MAC])
f632e483 7207 os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
e472e1b4
AS		 7208 ETH_ALEN);
7209
7210 return NL_SKIP;
7211}
7212
7213
7ab68865 7214static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
8043e725 7215 const char *ifname, const u8 *addr,
f3585c8a 7216 void *bss_ctx, void **drv_priv,
e17a2477 7217 char *force_ifname, u8 *if_addr,
d8a3b66d
AS		 7218 const char *bridge, int use_existing,
7219 int setup_ap)
22a7c9d7 7220{
e472e1b4 7221 enum nl80211_iftype nlmode;
a2e40bb6
FF		 7222 struct i802_bss *bss = priv;
7223 struct wpa_driver_nl80211_data *drv = bss->drv;
22a7c9d7 7224 int ifidx;
2aec4f3c 7225 int added = 1;
22a7c9d7 7226
f3585c8a
JM		 7227 if (addr)
7228 os_memcpy(if_addr, addr, ETH_ALEN);
e472e1b4
AS		 7229 nlmode = wpa_driver_nl80211_if_type(type);
7230 if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
f632e483
AS		 7231 struct wdev_info p2pdev_info;
7232
7233 os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
e472e1b4 7234 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
f632e483 7235 0, nl80211_wdev_handler,
2aec4f3c 7236 &p2pdev_info, use_existing);
f632e483 7237 if (!p2pdev_info.wdev_id_set || ifidx != 0) {
e472e1b4
AS		 7238 wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
7239 ifname);
e472e1b4
AS		 7240 return -1;
7241 }
f632e483
AS		 7242
7243 drv->global->if_add_wdevid = p2pdev_info.wdev_id;
7244 drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
7245 if (!is_zero_ether_addr(p2pdev_info.macaddr))
7246 os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
7247 wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
7248 ifname,
7249 (long long unsigned int) p2pdev_info.wdev_id);
e472e1b4
AS		 7250 } else {
7251 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
2aec4f3c
JM		 7252 0, NULL, NULL, use_existing);
7253 if (use_existing && ifidx == -ENFILE) {
7254 added = 0;
7255 ifidx = if_nametoindex(ifname);
7256 } else if (ifidx < 0) {
e472e1b4
AS		 7257 return -1;
7258 }
22a7c9d7
JM		 7259 }
7260
ab7a1add 7261 if (!addr) {
8ea8a89c 7262 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
ab7a1add
AS		 7263 os_memcpy(if_addr, bss->addr, ETH_ALEN);
7264 else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
8ea8a89c 7265 ifname, if_addr) < 0) {
2aec4f3c
JM		 7266 if (added)
7267 nl80211_remove_iface(drv, ifidx);
ab7a1add
AS		 7268 return -1;
7269 }
c55f774d
JM		 7270 }
7271
c55f774d
JM		 7272 if (!addr &&
7273 (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
8ea8a89c
JM		 7274 type == WPA_IF_P2P_GO || type == WPA_IF_MESH ||
7275 type == WPA_IF_STATION)) {
7276 /* Enforce unique address */
ab7a1add 7277 u8 new_addr[ETH_ALEN];
c55f774d 7278
ab7a1add 7279 if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
c81eff1a 7280 new_addr) < 0) {
ea39367c
MK		 7281 if (added)
7282 nl80211_remove_iface(drv, ifidx);
c55f774d
JM		 7283 return -1;
7284 }
f608081c 7285 if (nl80211_addr_in_use(drv->global, new_addr)) {
c55f774d 7286 wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
8ea8a89c 7287 "for interface %s type %d", ifname, type);
5b78493f 7288 if (nl80211_vif_addr(drv, new_addr) < 0) {
ea39367c
MK		 7289 if (added)
7290 nl80211_remove_iface(drv, ifidx);
c55f774d
JM		 7291 return -1;
7292 }
c81eff1a 7293 if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
c55f774d 7294 new_addr) < 0) {
ea39367c
MK		 7295 if (added)
7296 nl80211_remove_iface(drv, ifidx);
c55f774d
JM		 7297 return -1;
7298 }
c55f774d 7299 }
f67eeb5c 7300 os_memcpy(if_addr, new_addr, ETH_ALEN);
c55f774d 7301 }
f3585c8a 7302
d8a3b66d 7303 if (type == WPA_IF_AP_BSS && setup_ap) {
f5eb9da3
JM		 7304 struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
7305 if (new_bss == NULL) {
2aec4f3c
JM		 7306 if (added)
7307 nl80211_remove_iface(drv, ifidx);
f5eb9da3
JM		 7308 return -1;
7309 }
7310
7311 if (bridge &&
7312 i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
7313 wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
7314 "interface %s to a bridge %s",
7315 ifname, bridge);
2aec4f3c
JM		 7316 if (added)
7317 nl80211_remove_iface(drv, ifidx);
f5eb9da3
JM		 7318 os_free(new_bss);
7319 return -1;
7320 }
7321
c81eff1a
BG		 7322 if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
7323 {
ea39367c
MK		 7324 if (added)
7325 nl80211_remove_iface(drv, ifidx);
07179987 7326 os_free(new_bss);
22a7c9d7
JM		 7327 return -1;
7328 }
a2e40bb6 7329 os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
341eebee 7330 os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
a2e40bb6
FF		 7331 new_bss->ifindex = ifidx;
7332 new_bss->drv = drv;
834ee56f
KP		 7333 new_bss->next = drv->first_bss->next;
7334 new_bss->freq = drv->first_bss->freq;
a5e1eb20 7335 new_bss->ctx = bss_ctx;
2aec4f3c 7336 new_bss->added_if = added;
834ee56f 7337 drv->first_bss->next = new_bss;
a2e40bb6
FF		 7338 if (drv_priv)
7339 *drv_priv = new_bss;
cc7a48d1 7340 nl80211_init_bss(new_bss);
3dd1d890
YAP		 7341
7342 /* Subscribe management frames for this WPA_IF_AP_BSS */
7343 if (nl80211_setup_ap(new_bss))
7344 return -1;
22a7c9d7 7345 }
22a7c9d7 7346
ff6a158b
JM		 7347 if (drv->global)
7348 drv->global->if_add_ifindex = ifidx;
7349
d1bb7aed
JJ		 7350 /*
7351 * Some virtual interfaces need to process EAPOL packets and events on
7352 * the parent interface. This is used mainly with hostapd.
7353 */
7354 if (ifidx > 0 &&
7355 (drv->hostapd ||
7356 nlmode == NL80211_IFTYPE_AP_VLAN ||
7357 nlmode == NL80211_IFTYPE_WDS ||
7358 nlmode == NL80211_IFTYPE_MONITOR))
732b1d20 7359 add_ifidx(drv, ifidx, IFIDX_ANY);
b36935be 7360
22a7c9d7
JM		 7361 return 0;
7362}
7363
7364
9ebce9c5 7365static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
22a7c9d7
JM		 7366 enum wpa_driver_if_type type,
7367 const char *ifname)
7368{
a2e40bb6 7369 struct wpa_driver_nl80211_data *drv = bss->drv;
22a7c9d7
JM		 7370 int ifindex = if_nametoindex(ifname);
7371
2aec4f3c
JM		 7372 wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
7373 __func__, type, ifname, ifindex, bss->added_if);
158b090c 7374 if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
2b72df63 7375 nl80211_remove_iface(drv, ifindex);
de884303
JM		 7376 else if (ifindex > 0 && !bss->added_if) {
7377 struct wpa_driver_nl80211_data *drv2;
7378 dl_list_for_each(drv2, &drv->global->interfaces,
732b1d20
MB		 7379 struct wpa_driver_nl80211_data, list) {
7380 del_ifidx(drv2, ifindex, IFIDX_ANY);
7381 del_ifidx(drv2, IFIDX_ANY, ifindex);
7382 }
de884303 7383 }
c34e618d 7384
c34e618d
FF		 7385 if (type != WPA_IF_AP_BSS)
7386 return 0;
7387
e17a2477 7388 if (bss->added_if_into_bridge) {
c81eff1a
BG		 7389 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
7390 bss->ifname) < 0)
e17a2477
JM		 7391 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
7392 "interface %s from bridge %s: %s",
7393 bss->ifname, bss->brname, strerror(errno));
7394 }
7395 if (bss->added_bridge) {
c81eff1a 7396 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
e17a2477
JM		 7397 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
7398 "bridge %s: %s",
7399 bss->brname, strerror(errno));
7400 }
a2e40bb6 7401
834ee56f 7402 if (bss != drv->first_bss) {
8546ea19 7403 struct i802_bss *tbss;
a2e40bb6 7404
2aec4f3c 7405 wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
834ee56f 7406 for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
8546ea19
JM		 7407 if (tbss->next == bss) {
7408 tbss->next = bss->next;
3dd1d890
YAP		 7409 /* Unsubscribe management frames */
7410 nl80211_teardown_ap(bss);
cc7a48d1 7411 nl80211_destroy_bss(bss);
5c9da160
MB		 7412 if (!bss->added_if)
7413 i802_set_iface_flags(bss, 0);
8546ea19
JM		 7414 os_free(bss);
7415 bss = NULL;
7416 break;
7417 }
22a7c9d7 7418 }
8546ea19
JM		 7419 if (bss)
7420 wpa_printf(MSG_INFO, "nl80211: %s - could not find "
7421 "BSS %p in the list", __func__, bss);
390e489c 7422 } else {
2aec4f3c 7423 wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
390e489c 7424 nl80211_teardown_ap(bss);
2aec4f3c 7425 if (!bss->added_if && !drv->first_bss->next)
a70cd0db 7426 wpa_driver_nl80211_del_beacon(bss);
390e489c 7427 nl80211_destroy_bss(bss);
2aec4f3c
JM		 7428 if (!bss->added_if)
7429 i802_set_iface_flags(bss, 0);
390e489c
KP		 7430 if (drv->first_bss->next) {
7431 drv->first_bss = drv->first_bss->next;
7432 drv->ctx = drv->first_bss->ctx;
7433 os_free(bss);
7434 } else {
7435 wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
7436 }
22a7c9d7 7437 }
22a7c9d7
JM		 7438
7439 return 0;
7440}
7441
7442
55777702
JM		 7443static int cookie_handler(struct nl_msg *msg, void *arg)
7444{
7445 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7446 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7447 u64 *cookie = arg;
7448 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7449 genlmsg_attrlen(gnlh, 0), NULL);
7450 if (tb[NL80211_ATTR_COOKIE])
7451 *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
7452 return NL_SKIP;
7453}
7454
7455
88df0ef7 7456static int nl80211_send_frame_cmd(struct i802_bss *bss,
5dfca53f
JB		 7457 unsigned int freq, unsigned int wait,
7458 const u8 *buf, size_t buf_len,
88df0ef7 7459 u64 *cookie_out, int no_cck, int no_ack,
2d3943ce
AO		 7460 int offchanok, const u16 *csa_offs,
7461 size_t csa_offs_len)
9884f9cc 7462{
88df0ef7 7463 struct wpa_driver_nl80211_data *drv = bss->drv;
9884f9cc
JB		 7464 struct nl_msg *msg;
7465 u64 cookie;
7466 int ret = -1;
7467
cc2ada86 7468 wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
2e3e4566
JM		 7469 "no_ack=%d offchanok=%d",
7470 freq, wait, no_cck, no_ack, offchanok);
c91f796f 7471 wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
9884f9cc 7472
56f77852 7473 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) ||
a862e4a3
JM		 7474 (freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
7475 (wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) ||
7476 (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
7477 drv->test_use_roc_tx) &&
7478 nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) ||
7479 (no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) ||
7480 (no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) ||
2d3943ce
AO		 7481 (csa_offs && nla_put(msg, NL80211_ATTR_CSA_C_OFFSETS_TX,
7482 csa_offs_len * sizeof(u16), csa_offs)) ||
a862e4a3
JM		 7483 nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
7484 goto fail;
9884f9cc
JB		 7485
7486 cookie = 0;
7487 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
7488 msg = NULL;
7489 if (ret) {
7490 wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
a05225c8
JM		 7491 "(%s) (freq=%u wait=%u)", ret, strerror(-ret),
7492 freq, wait);
a862e4a3
JM		 7493 } else {
7494 wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
7495 "cookie 0x%llx", no_ack ? " (no ACK)" : "",
7496 (long long unsigned int) cookie);
9884f9cc 7497
a862e4a3
JM		 7498 if (cookie_out)
7499 *cookie_out = no_ack ? (u64) -1 : cookie;
759a8a3a
JM		 7500
7501 if (drv->num_send_action_cookies == MAX_SEND_ACTION_COOKIES) {
7502 wpa_printf(MSG_DEBUG,
7503 "nl80211: Drop oldest pending send action cookie 0x%llx",
7504 (long long unsigned int)
7505 drv->send_action_cookies[0]);
7506 os_memmove(&drv->send_action_cookies[0],
7507 &drv->send_action_cookies[1],
7508 (MAX_SEND_ACTION_COOKIES - 1) *
7509 sizeof(u64));
7510 drv->num_send_action_cookies--;
7511 }
7512 drv->send_action_cookies[drv->num_send_action_cookies] = cookie;
7513 drv->num_send_action_cookies++;
a862e4a3 7514 }
9884f9cc 7515
a862e4a3 7516fail:
9884f9cc
JB		 7517 nlmsg_free(msg);
7518 return ret;
7519}
7520
7521
9ebce9c5
JM		 7522static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
7523 unsigned int freq,
190b9062 7524 unsigned int wait_time,
58f6fbe0
JM		 7525 const u8 *dst, const u8 *src,
7526 const u8 *bssid,
b106173a
JM		 7527 const u8 *data, size_t data_len,
7528 int no_cck)
58f6fbe0 7529{
a2e40bb6 7530 struct wpa_driver_nl80211_data *drv = bss->drv;
58f6fbe0 7531 int ret = -1;
58f6fbe0
JM		 7532 u8 *buf;
7533 struct ieee80211_hdr *hdr;
58f6fbe0 7534
5dfca53f 7535 wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
55231068
JM		 7536 "freq=%u MHz wait=%d ms no_cck=%d)",
7537 drv->ifindex, freq, wait_time, no_cck);
58f6fbe0
JM		 7538
7539 buf = os_zalloc(24 + data_len);
7540 if (buf == NULL)
7541 return ret;
7542 os_memcpy(buf + 24, data, data_len);
7543 hdr = (struct ieee80211_hdr *) buf;
7544 hdr->frame_control =
7545 IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
7546 os_memcpy(hdr->addr1, dst, ETH_ALEN);
7547 os_memcpy(hdr->addr2, src, ETH_ALEN);
7548 os_memcpy(hdr->addr3, bssid, ETH_ALEN);
7549
8331c9b3
VK		 7550 if (os_memcmp(bss->addr, src, ETH_ALEN) != 0) {
7551 wpa_printf(MSG_DEBUG, "nl80211: Use random TA " MACSTR,
7552 MAC2STR(src));
7553 os_memcpy(bss->rand_addr, src, ETH_ALEN);
7554 } else {
7555 os_memset(bss->rand_addr, 0, ETH_ALEN);
7556 }
7557
f78f2785
JM		 7558 if (is_ap_interface(drv->nlmode) &&
7559 (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
7560 (int) freq == bss->freq || drv->device_ap_sme ||
7561 !drv->use_monitor))
9ebce9c5
JM		 7562 ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
7563 0, freq, no_cck, 1,
2d3943ce 7564 wait_time, NULL, 0);
9884f9cc 7565 else
88df0ef7 7566 ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
5dfca53f 7567 24 + data_len,
b106173a 7568 &drv->send_action_cookie,
2d3943ce 7569 no_cck, 0, 1, NULL, 0);
58f6fbe0 7570
f8bf1421 7571 os_free(buf);
58f6fbe0
JM		 7572 return ret;
7573}
7574
7575
759a8a3a 7576static void nl80211_frame_wait_cancel(struct i802_bss *bss, u64 cookie)
5dfca53f 7577{
5dfca53f
JB		 7578 struct wpa_driver_nl80211_data *drv = bss->drv;
7579 struct nl_msg *msg;
7580 int ret;
7581
316a9e4d 7582 wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
759a8a3a 7583 (long long unsigned int) cookie);
56f77852 7584 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
759a8a3a 7585 nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie)) {
a862e4a3
JM		 7586 nlmsg_free(msg);
7587 return;
7588 }
5dfca53f
JB		 7589
7590 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5dfca53f
JB		 7591 if (ret)
7592 wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
7593 "(%s)", ret, strerror(-ret));
5dfca53f
JB		 7594}
7595
7596
759a8a3a
JM		 7597static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
7598{
7599 struct i802_bss *bss = priv;
7600 struct wpa_driver_nl80211_data *drv = bss->drv;
7601 unsigned int i;
7602 u64 cookie;
7603
7604 /* Cancel the last pending TX cookie */
7605 nl80211_frame_wait_cancel(bss, drv->send_action_cookie);
7606
7607 /*
7608 * Cancel the other pending TX cookies, if any. This is needed since
7609 * the driver may keep a list of all pending offchannel TX operations
7610 * and free up the radio only once they have expired or cancelled.
7611 */
7612 for (i = drv->num_send_action_cookies; i > 0; i--) {
7613 cookie = drv->send_action_cookies[i - 1];
7614 if (cookie != drv->send_action_cookie)
7615 nl80211_frame_wait_cancel(bss, cookie);
7616 }
7617 drv->num_send_action_cookies = 0;
7618}
7619
7620
55777702
JM		 7621static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
7622 unsigned int duration)
7623{
a2e40bb6
FF		 7624 struct i802_bss *bss = priv;
7625 struct wpa_driver_nl80211_data *drv = bss->drv;
55777702
JM		 7626 struct nl_msg *msg;
7627 int ret;
7628 u64 cookie;
7629
56f77852 7630 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) ||
a862e4a3
JM		 7631 nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
7632 nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) {
7633 nlmsg_free(msg);
7634 return -1;
7635 }
55777702
JM		 7636
7637 cookie = 0;
7638 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
7639 if (ret == 0) {
7640 wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
7641 "0x%llx for freq=%u MHz duration=%u",
7642 (long long unsigned int) cookie, freq, duration);
7643 drv->remain_on_chan_cookie = cookie;
531f0331 7644 drv->pending_remain_on_chan = 1;
55777702
JM		 7645 return 0;
7646 }
7647 wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
15ed5535
JM		 7648 "(freq=%d duration=%u): %d (%s)",
7649 freq, duration, ret, strerror(-ret));
55777702
JM		 7650 return -1;
7651}
7652
7653
7654static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
7655{
a2e40bb6
FF		 7656 struct i802_bss *bss = priv;
7657 struct wpa_driver_nl80211_data *drv = bss->drv;
55777702
JM		 7658 struct nl_msg *msg;
7659 int ret;
7660
7661 if (!drv->pending_remain_on_chan) {
7662 wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
7663 "to cancel");
7664 return -1;
7665 }
7666
7667 wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
7668 "0x%llx",
7669 (long long unsigned int) drv->remain_on_chan_cookie);
7670
56f77852
JM		 7671 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
7672 if (!msg ||
a862e4a3
JM		 7673 nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) {
7674 nlmsg_free(msg);
7675 return -1;
7676 }
55777702
JM		 7677
7678 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7679 if (ret == 0)
7680 return 0;
7681 wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
7682 "%d (%s)", ret, strerror(-ret));
55777702
JM		 7683 return -1;
7684}
7685
7686
9ebce9c5 7687static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
504e905c 7688{
a2e40bb6 7689 struct wpa_driver_nl80211_data *drv = bss->drv;
504e905c 7690
5582a5d1 7691 if (!report) {
0d891981 7692 if (bss->nl_preq && drv->device_ap_sme &&
b8d87ed2
AP		 7693 is_ap_interface(drv->nlmode) && !bss->in_deinit &&
7694 !bss->static_ap) {
0d891981
JM		 7695 /*
7696 * Do not disable Probe Request reporting that was
7697 * enabled in nl80211_setup_ap().
7698 */
7699 wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
7700 "Probe Request reporting nl_preq=%p while "
7701 "in AP mode", bss->nl_preq);
7702 } else if (bss->nl_preq) {
36488c05
JM		 7703 wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
7704 "reporting nl_preq=%p", bss->nl_preq);
40a68f33 7705 nl80211_destroy_eloop_handle(&bss->nl_preq, 0);
5582a5d1
JB		 7706 }
7707 return 0;
7708 }
7709
481234cf 7710 if (bss->nl_preq) {
5582a5d1 7711 wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
36488c05 7712 "already on! nl_preq=%p", bss->nl_preq);
5582a5d1
JB		 7713 return 0;
7714 }
7715
481234cf
JM		 7716 bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
7717 if (bss->nl_preq == NULL)
5582a5d1 7718 return -1;
36488c05
JM		 7719 wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
7720 "reporting nl_preq=%p", bss->nl_preq);
5582a5d1 7721
481234cf 7722 if (nl80211_register_frame(bss, bss->nl_preq,
5582a5d1
JB		 7723 (WLAN_FC_TYPE_MGMT << 2) |
7724 (WLAN_FC_STYPE_PROBE_REQ << 4),
a92dfde8
JB		 7725 NULL, 0) < 0)
7726 goto out_err;
5582a5d1 7727
5f65e9f7
JB		 7728 nl80211_register_eloop_read(&bss->nl_preq,
7729 wpa_driver_nl80211_event_receive,
40a68f33 7730 bss->nl_cb, 0);
5582a5d1 7731
504e905c 7732 return 0;
5582a5d1 7733
a92dfde8 7734 out_err:
221a59c9 7735 nl_destroy_handles(&bss->nl_preq);
5582a5d1 7736 return -1;
504e905c
JM		 7737}
7738
7739
4e5cb1a3
JM		 7740static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
7741 int ifindex, int disabled)
7742{
7743 struct nl_msg *msg;
7744 struct nlattr *bands, *band;
7745 int ret;
7746
3e208481
JM		 7747 wpa_printf(MSG_DEBUG,
7748 "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
7749 ifindex, disabled ? "NL80211_TXRATE_LEGACY=OFDM-only" :
7750 "no NL80211_TXRATE_LEGACY constraint");
7751
95376e1a
JM		 7752 msg = nl80211_ifindex_msg(drv, ifindex, 0,
7753 NL80211_CMD_SET_TX_BITRATE_MASK);
4e5cb1a3
JM		 7754 if (!msg)
7755 return -1;
7756
4e5cb1a3
JM		 7757 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
7758 if (!bands)
a862e4a3 7759 goto fail;
4e5cb1a3
JM		 7760
7761 /*
7762 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
7763 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
7764 * rates. All 5 GHz rates are left enabled.
7765 */
7766 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
a862e4a3
JM		 7767 if (!band ||
7768 (disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8,
7769 "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
7770 goto fail;
4e5cb1a3
JM		 7771 nla_nest_end(msg, band);
7772
7773 nla_nest_end(msg, bands);
7774
7775 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4e5cb1a3
JM		 7776 if (ret) {
7777 wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
7778 "(%s)", ret, strerror(-ret));
1d0c6fb1
JM		 7779 } else
7780 drv->disabled_11b_rates = disabled;
4e5cb1a3
JM		 7781
7782 return ret;
7783
a862e4a3 7784fail:
4e5cb1a3
JM		 7785 nlmsg_free(msg);
7786 return -1;
7787}
7788
7789
af473088
JM		 7790static int wpa_driver_nl80211_deinit_ap(void *priv)
7791{
a2e40bb6
FF		 7792 struct i802_bss *bss = priv;
7793 struct wpa_driver_nl80211_data *drv = bss->drv;
b1f625e0 7794 if (!is_ap_interface(drv->nlmode))
af473088 7795 return -1;
a70cd0db 7796 wpa_driver_nl80211_del_beacon(bss);
9bc5cfa3 7797 bss->beacon_set = 0;
60b13c20
IP		 7798
7799 /*
7800 * If the P2P GO interface was dynamically added, then it is
7801 * possible that the interface change to station is not possible.
7802 */
7803 if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
7804 return 0;
7805
b1f625e0 7806 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
af473088
JM		 7807}
7808
7809
695c7038
SW		 7810static int wpa_driver_nl80211_stop_ap(void *priv)
7811{
7812 struct i802_bss *bss = priv;
7813 struct wpa_driver_nl80211_data *drv = bss->drv;
7814 if (!is_ap_interface(drv->nlmode))
7815 return -1;
a70cd0db 7816 wpa_driver_nl80211_del_beacon(bss);
695c7038
SW		 7817 bss->beacon_set = 0;
7818 return 0;
7819}
7820
7821
3c29244e
EP		 7822static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
7823{
7824 struct i802_bss *bss = priv;
7825 struct wpa_driver_nl80211_data *drv = bss->drv;
7826 if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
7827 return -1;
60b13c20
IP		 7828
7829 /*
7830 * If the P2P Client interface was dynamically added, then it is
7831 * possible that the interface change to station is not possible.
7832 */
7833 if (bss->if_dynamic)
7834 return 0;
7835
3c29244e
EP		 7836 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
7837}
7838
7839
207ef3fb
JM		 7840static void wpa_driver_nl80211_resume(void *priv)
7841{
a2e40bb6 7842 struct i802_bss *bss = priv;
e8dc205f 7843 enum nl80211_iftype nlmode = nl80211_get_ifmode(bss);
91724d6f
AS		 7844
7845 if (i802_set_iface_flags(bss, 1))
7846 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
e8dc205f
AO		 7847
7848 if (is_p2p_net_interface(nlmode))
7849 nl80211_disable_11b_rates(bss->drv, bss->drv->ifindex, 1);
207ef3fb
JM		 7850}
7851
7852
b625473c
JM		 7853static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
7854{
7855 struct i802_bss *bss = priv;
7856 struct wpa_driver_nl80211_data *drv = bss->drv;
8970bae8
JB		 7857 struct nl_msg *msg;
7858 struct nlattr *cqm;
b625473c
JM		 7859
7860 wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
7861 "hysteresis=%d", threshold, hysteresis);
7862
13f83980 7863 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) ||
a862e4a3
JM		 7864 !(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) ||
7865 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) ||
7866 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) {
7867 nlmsg_free(msg);
7868 return -1;
7869 }
8970bae8 7870 nla_nest_end(msg, cqm);
21270bb4 7871
a862e4a3 7872 return send_and_recv_msgs(drv, msg, NULL, NULL);
b625473c
JM		 7873}
7874
7875
2cc8d8f4
AO		 7876static int get_channel_width(struct nl_msg *msg, void *arg)
7877{
7878 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7879 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7880 struct wpa_signal_info *sig_change = arg;
7881
7882 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7883 genlmsg_attrlen(gnlh, 0), NULL);
7884
7885 sig_change->center_frq1 = -1;
7886 sig_change->center_frq2 = -1;
7887 sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
7888
7889 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
7890 sig_change->chanwidth = convert2width(
7891 nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
7892 if (tb[NL80211_ATTR_CENTER_FREQ1])
7893 sig_change->center_frq1 =
7894 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
7895 if (tb[NL80211_ATTR_CENTER_FREQ2])
7896 sig_change->center_frq2 =
7897 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
7898 }
7899
7900 return NL_SKIP;
7901}
7902
7903
7904static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
7905 struct wpa_signal_info *sig)
7906{
7907 struct nl_msg *msg;
7908
9725b784 7909 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
2cc8d8f4 7910 return send_and_recv_msgs(drv, msg, get_channel_width, sig);
2cc8d8f4
AO		 7911}
7912
7913
1c5c7273
PS		 7914static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
7915{
7916 struct i802_bss *bss = priv;
7917 struct wpa_driver_nl80211_data *drv = bss->drv;
7918 int res;
7919
7920 os_memset(si, 0, sizeof(*si));
7921 res = nl80211_get_link_signal(drv, si);
1d6955e6
JM		 7922 if (res) {
7923 if (drv->nlmode != NL80211_IFTYPE_ADHOC &&
7924 drv->nlmode != NL80211_IFTYPE_MESH_POINT)
7925 return res;
7926 si->current_signal = 0;
7927 }
1c5c7273 7928
2cc8d8f4
AO		 7929 res = nl80211_get_channel_width(drv, si);
7930 if (res != 0)
7931 return res;
7932
1c5c7273
PS		 7933 return nl80211_get_link_noise(drv, si);
7934}
7935
7936
b91ab76e
JM		 7937static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
7938 int encrypt)
7939{
7940 struct i802_bss *bss = priv;
55231068 7941 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0,
2d3943ce 7942 0, 0, 0, 0, NULL, 0);
b91ab76e
JM		 7943}
7944
7945
c55f774d
JM		 7946static int nl80211_set_param(void *priv, const char *param)
7947{
ef24ad3e
JM		 7948 struct i802_bss *bss = priv;
7949 struct wpa_driver_nl80211_data *drv = bss->drv;
7950
c55f774d
JM		 7951 if (param == NULL)
7952 return 0;
99a94f55 7953 wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
c55f774d
JM		 7954
7955#ifdef CONFIG_P2P
7956 if (os_strstr(param, "use_p2p_group_interface=1")) {
7957 wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
7958 "interface");
7959 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
7960 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
7961 }
7962#endif /* CONFIG_P2P */
7963
ef24ad3e 7964 if (os_strstr(param, "use_monitor=1"))
327b01d3 7965 drv->use_monitor = 1;
327b01d3
JM		 7966
7967 if (os_strstr(param, "force_connect_cmd=1")) {
327b01d3 7968 drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
b497a212 7969 drv->force_connect_cmd = 1;
327b01d3
JM		 7970 }
7971
ef24ad3e 7972 if (os_strstr(param, "force_bss_selection=1"))
4d584d8c 7973 drv->capa.flags |= WPA_DRIVER_FLAGS_BSS_SELECTION;
4d584d8c 7974
64abb725 7975 if (os_strstr(param, "no_offchannel_tx=1")) {
64abb725
JM		 7976 drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
7977 drv->test_use_roc_tx = 1;
7978 }
7979
c55f774d
JM		 7980 return 0;
7981}
7982
7983
45e3fc72 7984static void * nl80211_global_init(void *ctx)
f2ed8023
JM		 7985{
7986 struct nl80211_global *global;
36d84860
BG		 7987 struct netlink_config *cfg;
7988
f2ed8023
JM		 7989 global = os_zalloc(sizeof(*global));
7990 if (global == NULL)
7991 return NULL;
45e3fc72 7992 global->ctx = ctx;
c81eff1a 7993 global->ioctl_sock = -1;
f2ed8023 7994 dl_list_init(&global->interfaces);
ff6a158b 7995 global->if_add_ifindex = -1;
36d84860
BG		 7996
7997 cfg = os_zalloc(sizeof(*cfg));
7998 if (cfg == NULL)
7999 goto err;
8000
8001 cfg->ctx = global;
8002 cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
8003 cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
8004 global->netlink = netlink_init(cfg);
8005 if (global->netlink == NULL) {
8006 os_free(cfg);
8007 goto err;
8008 }
8009
2a7b66f5
BG		 8010 if (wpa_driver_nl80211_init_nl_global(global) < 0)
8011 goto err;
8012
c81eff1a
BG		 8013 global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
8014 if (global->ioctl_sock < 0) {
7ac3616d
JM		 8015 wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
8016 strerror(errno));
c81eff1a
BG		 8017 goto err;
8018 }
8019
f2ed8023 8020 return global;
36d84860
BG		 8021
8022err:
8023 nl80211_global_deinit(global);
8024 return NULL;
f2ed8023
JM		 8025}
8026
8027
8028static void nl80211_global_deinit(void *priv)
8029{
8030 struct nl80211_global *global = priv;
8031 if (global == NULL)
8032 return;
8033 if (!dl_list_empty(&global->interfaces)) {
8034 wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
8035 "nl80211_global_deinit",
8036 dl_list_len(&global->interfaces));
8037 }
36d84860
BG		 8038
8039 if (global->netlink)
8040 netlink_deinit(global->netlink);
8041
276e2d67
BG		 8042 nl_destroy_handles(&global->nl);
8043
5f65e9f7 8044 if (global->nl_event)
40a68f33 8045 nl80211_destroy_eloop_handle(&global->nl_event, 0);
d6c9aab8
JB		 8046
8047 nl_cb_put(global->nl_cb);
2a7b66f5 8048
c81eff1a
BG		 8049 if (global->ioctl_sock >= 0)
8050 close(global->ioctl_sock);
8051
f2ed8023
JM		 8052 os_free(global);
8053}
8054
8055
6859f1cb
BG		 8056static const char * nl80211_get_radio_name(void *priv)
8057{
8058 struct i802_bss *bss = priv;
8059 struct wpa_driver_nl80211_data *drv = bss->drv;
8060 return drv->phyname;
8061}
8062
8063
061a3d3d
VK		 8064static int nl80211_pmkid(struct i802_bss *bss, int cmd,
8065 struct wpa_pmkid_params *params)
a6efc65d
JM		 8066{
8067 struct nl_msg *msg;
0887215d 8068 const size_t PMK_MAX_LEN = 48; /* current cfg80211 limit */
a6efc65d 8069
13f83980 8070 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
061a3d3d
VK		 8071 (params->pmkid &&
8072 nla_put(msg, NL80211_ATTR_PMKID, 16, params->pmkid)) ||
8073 (params->bssid &&
8074 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid)) ||
8075 (params->ssid_len &&
8076 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) ||
8077 (params->fils_cache_id &&
8078 nla_put(msg, NL80211_ATTR_FILS_CACHE_ID, 2,
8079 params->fils_cache_id)) ||
c6ec9759 8080 (cmd != NL80211_CMD_DEL_PMKSA &&
8081 params->pmk_len && params->pmk_len <= PMK_MAX_LEN &&
061a3d3d 8082 nla_put(msg, NL80211_ATTR_PMK, params->pmk_len, params->pmk))) {
6110753b 8083 nl80211_nlmsg_clear(msg);
a862e4a3
JM		 8084 nlmsg_free(msg);
8085 return -ENOBUFS;
8086 }
a6efc65d 8087
6110753b 8088 return send_and_recv_msgs(bss->drv, msg, NULL, (void *) -1);
a6efc65d
JM		 8089}
8090
8091
6fbb5414 8092static int nl80211_add_pmkid(void *priv, struct wpa_pmkid_params *params)
a6efc65d
JM		 8093{
8094 struct i802_bss *bss = priv;
e7f6e6ee 8095 int ret;
061a3d3d
VK		 8096
8097 if (params->bssid)
8098 wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR,
8099 MAC2STR(params->bssid));
8100 else if (params->fils_cache_id && params->ssid_len) {
8101 wpa_printf(MSG_DEBUG,
8102 "nl80211: Add PMKSA for cache id %02x%02x SSID %s",
8103 params->fils_cache_id[0], params->fils_cache_id[1],
8104 wpa_ssid_txt(params->ssid, params->ssid_len));
8105 }
8106
e7f6e6ee
JM		 8107 ret = nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, params);
8108 if (ret < 0) {
8109 wpa_printf(MSG_DEBUG,
8110 "nl80211: NL80211_CMD_SET_PMKSA failed: %d (%s)",
8111 ret, strerror(-ret));
8112 }
8113
8114 return ret;
a6efc65d
JM		 8115}
8116
8117
6fbb5414 8118static int nl80211_remove_pmkid(void *priv, struct wpa_pmkid_params *params)
a6efc65d
JM		 8119{
8120 struct i802_bss *bss = priv;
e7f6e6ee 8121 int ret;
061a3d3d
VK		 8122
8123 if (params->bssid)
8124 wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
8125 MAC2STR(params->bssid));
8126 else if (params->fils_cache_id && params->ssid_len) {
8127 wpa_printf(MSG_DEBUG,
8128 "nl80211: Delete PMKSA for cache id %02x%02x SSID %s",
8129 params->fils_cache_id[0], params->fils_cache_id[1],
8130 wpa_ssid_txt(params->ssid, params->ssid_len));
8131 }
8132
e7f6e6ee
JM		 8133 ret = nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, params);
8134 if (ret < 0) {
8135 wpa_printf(MSG_DEBUG,
8136 "nl80211: NL80211_CMD_DEL_PMKSA failed: %d (%s)",
8137 ret, strerror(-ret));
8138 }
8139
8140 return ret;
a6efc65d
JM		 8141}
8142
8143
8144static int nl80211_flush_pmkid(void *priv)
8145{
8146 struct i802_bss *bss = priv;
061a3d3d
VK		 8147 struct nl_msg *msg;
8148
a6efc65d 8149 wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
061a3d3d
VK		 8150 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_FLUSH_PMKSA);
8151 if (!msg)
8152 return -ENOBUFS;
8153 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
a6efc65d
JM		 8154}
8155
8156
0185007c
MK		 8157static void clean_survey_results(struct survey_results *survey_results)
8158{
8159 struct freq_survey *survey, *tmp;
8160
8161 if (dl_list_empty(&survey_results->survey_list))
8162 return;
8163
8164 dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
8165 struct freq_survey, list) {
8166 dl_list_del(&survey->list);
8167 os_free(survey);
8168 }
8169}
8170
8171
8172static void add_survey(struct nlattr **sinfo, u32 ifidx,
8173 struct dl_list *survey_list)
8174{
8175 struct freq_survey *survey;
8176
8177 survey = os_zalloc(sizeof(struct freq_survey));
8178 if (!survey)
8179 return;
8180
8181 survey->ifidx = ifidx;
8182 survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
8183 survey->filled = 0;
8184
8185 if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
8186 survey->nf = (int8_t)
8187 nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
8188 survey->filled |= SURVEY_HAS_NF;
8189 }
8190
8191 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
8192 survey->channel_time =
8193 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
8194 survey->filled |= SURVEY_HAS_CHAN_TIME;
8195 }
8196
8197 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
8198 survey->channel_time_busy =
8199 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
8200 survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
8201 }
8202
8203 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
8204 survey->channel_time_rx =
8205 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
8206 survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
8207 }
8208
8209 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
8210 survey->channel_time_tx =
8211 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
8212 survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
8213 }
8214
8215 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)",
8216 survey->freq,
8217 survey->nf,
8218 (unsigned long int) survey->channel_time,
8219 (unsigned long int) survey->channel_time_busy,
8220 (unsigned long int) survey->channel_time_tx,
8221 (unsigned long int) survey->channel_time_rx,
8222 survey->filled);
8223
8224 dl_list_add_tail(survey_list, &survey->list);
8225}
8226
8227
8228static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
8229 unsigned int freq_filter)
8230{
8231 if (!freq_filter)
8232 return 1;
8233
8234 return freq_filter == surveyed_freq;
8235}
8236
8237
8238static int survey_handler(struct nl_msg *msg, void *arg)
8239{
8240 struct nlattr *tb[NL80211_ATTR_MAX + 1];
8241 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8242 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
8243 struct survey_results *survey_results;
8244 u32 surveyed_freq = 0;
8245 u32 ifidx;
8246
8247 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
8248 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
8249 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
8250 };
8251
8252 survey_results = (struct survey_results *) arg;
8253
8254 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
8255 genlmsg_attrlen(gnlh, 0), NULL);
8256
e28f39b7
SJ		 8257 if (!tb[NL80211_ATTR_IFINDEX])
8258 return NL_SKIP;
8259
0185007c
MK		 8260 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
8261
8262 if (!tb[NL80211_ATTR_SURVEY_INFO])
8263 return NL_SKIP;
8264
8265 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
8266 tb[NL80211_ATTR_SURVEY_INFO],
8267 survey_policy))
8268 return NL_SKIP;
8269
8270 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
8271 wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
8272 return NL_SKIP;
8273 }
8274
8275 surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
8276
8277 if (!check_survey_ok(sinfo, surveyed_freq,
8278 survey_results->freq_filter))
8279 return NL_SKIP;
8280
8281 if (survey_results->freq_filter &&
8282 survey_results->freq_filter != surveyed_freq) {
8283 wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
8284 surveyed_freq);
8285 return NL_SKIP;
8286 }
8287
8288 add_survey(sinfo, ifidx, &survey_results->survey_list);
8289
8290 return NL_SKIP;
8291}
8292
8293
8294static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
8295{
8296 struct i802_bss *bss = priv;
8297 struct wpa_driver_nl80211_data *drv = bss->drv;
8298 struct nl_msg *msg;
9725b784 8299 int err;
0185007c
MK		 8300 union wpa_event_data data;
8301 struct survey_results *survey_results;
8302
8303 os_memset(&data, 0, sizeof(data));
8304 survey_results = &data.survey_results;
8305
8306 dl_list_init(&survey_results->survey_list);
8307
9725b784 8308 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
0185007c 8309 if (!msg)
a862e4a3 8310 return -ENOBUFS;
0185007c 8311
0185007c
MK		 8312 if (freq)
8313 data.survey_results.freq_filter = freq;
8314
8315 do {
8316 wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
8317 err = send_and_recv_msgs(drv, msg, survey_handler,
8318 survey_results);
8319 } while (err > 0);
8320
a862e4a3 8321 if (err)
0185007c 8322 wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
a862e4a3
JM		 8323 else
8324 wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
0185007c 8325
0185007c 8326 clean_survey_results(survey_results);
0185007c
MK		 8327 return err;
8328}
8329
8330
98cd3d1c
JM		 8331static void nl80211_set_rekey_info(void *priv, const u8 *kek, size_t kek_len,
8332 const u8 *kck, size_t kck_len,
b14a210c
JB		 8333 const u8 *replay_ctr)
8334{
8335 struct i802_bss *bss = priv;
8336 struct wpa_driver_nl80211_data *drv = bss->drv;
8337 struct nlattr *replay_nested;
8338 struct nl_msg *msg;
64ae2447 8339 int ret;
b14a210c 8340
64ae2447
JM		 8341 if (!drv->set_rekey_offload)
8342 return;
8343
8344 wpa_printf(MSG_DEBUG, "nl80211: Set rekey offload");
13f83980 8345 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) ||
a862e4a3 8346 !(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) ||
98cd3d1c 8347 nla_put(msg, NL80211_REKEY_DATA_KEK, kek_len, kek) ||
b6ea7642 8348 (kck_len && nla_put(msg, NL80211_REKEY_DATA_KCK, kck_len, kck)) ||
a862e4a3
JM		 8349 nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
8350 replay_ctr)) {
bbd89bfc 8351 nl80211_nlmsg_clear(msg);
a862e4a3
JM		 8352 nlmsg_free(msg);
8353 return;
8354 }
b14a210c
JB		 8355
8356 nla_nest_end(msg, replay_nested);
8357
64ae2447
JM		 8358 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
8359 if (ret == -EOPNOTSUPP) {
8360 wpa_printf(MSG_DEBUG,
8361 "nl80211: Driver does not support rekey offload");
8362 drv->set_rekey_offload = 0;
8363 }
b14a210c
JB		 8364}
8365
8366
39718852
JB		 8367static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
8368 const u8 *addr, int qos)
bcf24348 8369{
39718852
JB		 8370 /* send data frame to poll STA and check whether
8371 * this frame is ACKed */
bcf24348
JB		 8372 struct {
8373 struct ieee80211_hdr hdr;
8374 u16 qos_ctl;
8375 } STRUCT_PACKED nulldata;
8376 size_t size;
8377
8378 /* Send data frame to poll STA and check whether this frame is ACKed */
8379
8380 os_memset(&nulldata, 0, sizeof(nulldata));
8381
8382 if (qos) {
8383 nulldata.hdr.frame_control =
8384 IEEE80211_FC(WLAN_FC_TYPE_DATA,
8385 WLAN_FC_STYPE_QOS_NULL);
8386 size = sizeof(nulldata);
8387 } else {
8388 nulldata.hdr.frame_control =
8389 IEEE80211_FC(WLAN_FC_TYPE_DATA,
8390 WLAN_FC_STYPE_NULLFUNC);
8391 size = sizeof(struct ieee80211_hdr);
8392 }
8393
8394 nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
8395 os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
8396 os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
8397 os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
8398
9ebce9c5 8399 if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
2d3943ce 8400 0, 0, NULL, 0) < 0)
bcf24348
JB		 8401 wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
8402 "send poll frame");
8403}
8404
39718852
JB		 8405static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
8406 int qos)
8407{
8408 struct i802_bss *bss = priv;
8409 struct wpa_driver_nl80211_data *drv = bss->drv;
8410 struct nl_msg *msg;
323a51cc 8411 u64 cookie;
fc99fab7 8412 int ret;
39718852
JB		 8413
8414 if (!drv->poll_command_supported) {
8415 nl80211_send_null_frame(bss, own_addr, addr, qos);
8416 return;
8417 }
8418
13f83980 8419 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) ||
a862e4a3
JM		 8420 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
8421 nlmsg_free(msg);
8422 return;
8423 }
39718852 8424
323a51cc 8425 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
fc99fab7
JM		 8426 if (ret < 0) {
8427 wpa_printf(MSG_DEBUG, "nl80211: Client probe request for "
8428 MACSTR " failed: ret=%d (%s)",
8429 MAC2STR(addr), ret, strerror(-ret));
323a51cc
IP		 8430 } else {
8431 wpa_printf(MSG_DEBUG,
8432 "nl80211: Client probe request addr=" MACSTR
8433 " cookie=%llu", MAC2STR(addr),
8434 (long long unsigned int) cookie);
fc99fab7 8435 }
39718852
JB		 8436}
8437
bcf24348 8438
29f338af
JM		 8439static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
8440{
8441 struct nl_msg *msg;
1baa130b 8442 int ret;
29f338af 8443
13f83980 8444 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) ||
a862e4a3
JM		 8445 nla_put_u32(msg, NL80211_ATTR_PS_STATE,
8446 enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) {
8447 nlmsg_free(msg);
8448 return -ENOBUFS;
8449 }
1baa130b
JM		 8450
8451 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
8452 if (ret < 0) {
8453 wpa_printf(MSG_DEBUG,
8454 "nl80211: Setting PS state %s failed: %d (%s)",
8455 enabled ? "enabled" : "disabled",
8456 ret, strerror(-ret));
8457 }
8458 return ret;
29f338af
JM		 8459}
8460
8461
8462static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
8463 int ctwindow)
8464{
8465 struct i802_bss *bss = priv;
8466
8467 wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
8468 "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
8469
0de38036
JM		 8470 if (opp_ps != -1 || ctwindow != -1) {
8471#ifdef ANDROID_P2P
8472 wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
8473#else /* ANDROID_P2P */
29f338af 8474 return -1; /* Not yet supported */
0de38036
JM		 8475#endif /* ANDROID_P2P */
8476 }
29f338af
JM		 8477
8478 if (legacy_ps == -1)
8479 return 0;
8480 if (legacy_ps != 0 && legacy_ps != 1)
8481 return -1; /* Not yet supported */
8482
8483 return nl80211_set_power_save(bss, legacy_ps);
8484}
8485
8486
04e8003c
JD		 8487static int nl80211_start_radar_detection(void *priv,
8488 struct hostapd_freq_params *freq)
f90e9c1c
SW		 8489{
8490 struct i802_bss *bss = priv;
8491 struct wpa_driver_nl80211_data *drv = bss->drv;
8492 struct nl_msg *msg;
8493 int ret;
8494
ad9a1bfe
JC		 8495 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)",
8496 freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
04e8003c
JD		 8497 freq->bandwidth, freq->center_freq1, freq->center_freq2);
8498
f90e9c1c
SW		 8499 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
8500 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
8501 "detection");
8502 return -1;
8503 }
8504
9725b784 8505 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
a862e4a3
JM		 8506 nl80211_put_freq_params(msg, freq) < 0) {
8507 nlmsg_free(msg);
8508 return -1;
8509 }
f90e9c1c
SW		 8510
8511 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8512 if (ret == 0)
8513 return 0;
8514 wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
8515 "%d (%s)", ret, strerror(-ret));
f90e9c1c
SW		 8516 return -1;
8517}
8518
03ea1786
AN		 8519#ifdef CONFIG_TDLS
8520
8521static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
8522 u8 dialog_token, u16 status_code,
984dadc2
AN		 8523 u32 peer_capab, int initiator, const u8 *buf,
8524 size_t len)
03ea1786
AN		 8525{
8526 struct i802_bss *bss = priv;
8527 struct wpa_driver_nl80211_data *drv = bss->drv;
8528 struct nl_msg *msg;
8529
8530 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
8531 return -EOPNOTSUPP;
8532
8533 if (!dst)
8534 return -EINVAL;
8535
9725b784 8536 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) ||
a862e4a3
JM		 8537 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
8538 nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) ||
8539 nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) ||
8540 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code))
8541 goto fail;
96ecea5e
SD		 8542 if (peer_capab) {
8543 /*
8544 * The internal enum tdls_peer_capability definition is
8545 * currently identical with the nl80211 enum
8546 * nl80211_tdls_peer_capability, so no conversion is needed
8547 * here.
8548 */
a862e4a3
JM		 8549 if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY,
8550 peer_capab))
8551 goto fail;
96ecea5e 8552 }
a862e4a3
JM		 8553 if ((initiator &&
8554 nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) ||
8555 nla_put(msg, NL80211_ATTR_IE, len, buf))
8556 goto fail;
03ea1786
AN		 8557
8558 return send_and_recv_msgs(drv, msg, NULL, NULL);
8559
a862e4a3 8560fail:
03ea1786
AN		 8561 nlmsg_free(msg);
8562 return -ENOBUFS;
8563}
8564
8565
8566static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
8567{
8568 struct i802_bss *bss = priv;
8569 struct wpa_driver_nl80211_data *drv = bss->drv;
8570 struct nl_msg *msg;
8571 enum nl80211_tdls_operation nl80211_oper;
b2442f25 8572 int res;
03ea1786
AN		 8573
8574 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
8575 return -EOPNOTSUPP;
8576
8577 switch (oper) {
8578 case TDLS_DISCOVERY_REQ:
8579 nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
8580 break;
8581 case TDLS_SETUP:
8582 nl80211_oper = NL80211_TDLS_SETUP;
8583 break;
8584 case TDLS_TEARDOWN:
8585 nl80211_oper = NL80211_TDLS_TEARDOWN;
8586 break;
8587 case TDLS_ENABLE_LINK:
8588 nl80211_oper = NL80211_TDLS_ENABLE_LINK;
8589 break;
8590 case TDLS_DISABLE_LINK:
8591 nl80211_oper = NL80211_TDLS_DISABLE_LINK;
8592 break;
8593 case TDLS_ENABLE:
8594 return 0;
8595 case TDLS_DISABLE:
8596 return 0;
8597 default:
8598 return -EINVAL;
8599 }
8600
9725b784 8601 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) ||
a862e4a3 8602 nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) ||
a862e4a3
JM		 8603 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) {
8604 nlmsg_free(msg);
8605 return -ENOBUFS;
8606 }
03ea1786 8607
b2442f25
JM		 8608 res = send_and_recv_msgs(drv, msg, NULL, NULL);
8609 wpa_printf(MSG_DEBUG, "nl80211: TDLS_OPER: oper=%d mac=" MACSTR
8610 " --> res=%d (%s)", nl80211_oper, MAC2STR(peer), res,
8611 strerror(-res));
8612 return res;
03ea1786
AN		 8613}
8614
72b2605f
AN		 8615
8616static int
8617nl80211_tdls_enable_channel_switch(void *priv, const u8 *addr, u8 oper_class,
8618 const struct hostapd_freq_params *params)
8619{
8620 struct i802_bss *bss = priv;
8621 struct wpa_driver_nl80211_data *drv = bss->drv;
8622 struct nl_msg *msg;
8623 int ret = -ENOBUFS;
8624
8625 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
8626 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
8627 return -EOPNOTSUPP;
8628
8629 wpa_printf(MSG_DEBUG, "nl80211: Enable TDLS channel switch " MACSTR
8630 " oper_class=%u freq=%u",
8631 MAC2STR(addr), oper_class, params->freq);
8632 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH);
8633 if (!msg ||
8634 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
8635 nla_put_u8(msg, NL80211_ATTR_OPER_CLASS, oper_class) ||
8636 (ret = nl80211_put_freq_params(msg, params))) {
8637 nlmsg_free(msg);
8638 wpa_printf(MSG_DEBUG, "nl80211: Could not build TDLS chan switch");
8639 return ret;
8640 }
8641
8642 return send_and_recv_msgs(drv, msg, NULL, NULL);
8643}
8644
8645
8646static int
8647nl80211_tdls_disable_channel_switch(void *priv, const u8 *addr)
8648{
8649 struct i802_bss *bss = priv;
8650 struct wpa_driver_nl80211_data *drv = bss->drv;
8651 struct nl_msg *msg;
8652
8653 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
8654 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
8655 return -EOPNOTSUPP;
8656
8657 wpa_printf(MSG_DEBUG, "nl80211: Disable TDLS channel switch " MACSTR,
8658 MAC2STR(addr));
8659 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH);
8660 if (!msg ||
8661 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
8662 nlmsg_free(msg);
8663 wpa_printf(MSG_DEBUG,
8664 "nl80211: Could not build TDLS cancel chan switch");
8665 return -ENOBUFS;
8666 }
8667
8668 return send_and_recv_msgs(drv, msg, NULL, NULL);
8669}
8670
03ea1786
AN		 8671#endif /* CONFIG TDLS */
8672
8673
9ebce9c5
JM		 8674static int driver_nl80211_set_key(const char *ifname, void *priv,
8675 enum wpa_alg alg, const u8 *addr,
8676 int key_idx, int set_tx,
8677 const u8 *seq, size_t seq_len,
8678 const u8 *key, size_t key_len)
8679{
8680 struct i802_bss *bss = priv;
8681 return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx,
8682 set_tx, seq, seq_len, key, key_len);
8683}
8684
8685
8686static int driver_nl80211_scan2(void *priv,
8687 struct wpa_driver_scan_params *params)
8688{
8689 struct i802_bss *bss = priv;
b658547d 8690#ifdef CONFIG_DRIVER_NL80211_QCA
adcd7c4b
KV		 8691 struct wpa_driver_nl80211_data *drv = bss->drv;
8692
8693 /*
8694 * Do a vendor specific scan if possible. If only_new_results is
8695 * set, do a normal scan since a kernel (cfg80211) BSS cache flush
8696 * cannot be achieved through a vendor scan. The below condition may
8697 * need to be modified if new scan flags are added in the future whose
8698 * functionality can only be achieved through a normal scan.
8699 */
8700 if (drv->scan_vendor_cmd_avail && !params->only_new_results)
8701 return wpa_driver_nl80211_vendor_scan(bss, params);
b658547d 8702#endif /* CONFIG_DRIVER_NL80211_QCA */
9ebce9c5
JM		 8703 return wpa_driver_nl80211_scan(bss, params);
8704}
8705
8706
8707static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
4be17ffb 8708 u16 reason_code)
9ebce9c5
JM		 8709{
8710 struct i802_bss *bss = priv;
8711 return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
8712}
8713
8714
8715static int driver_nl80211_authenticate(void *priv,
8716 struct wpa_driver_auth_params *params)
8717{
8718 struct i802_bss *bss = priv;
8719 return wpa_driver_nl80211_authenticate(bss, params);
8720}
8721
8722
8723static void driver_nl80211_deinit(void *priv)
8724{
8725 struct i802_bss *bss = priv;
8726 wpa_driver_nl80211_deinit(bss);
8727}
8728
8729
8730static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
8731 const char *ifname)
8732{
8733 struct i802_bss *bss = priv;
8734 return wpa_driver_nl80211_if_remove(bss, type, ifname);
8735}
8736
8737
8738static int driver_nl80211_send_mlme(void *priv, const u8 *data,
5d180a77 8739 size_t data_len, int noack,
2d3943ce
AO		 8740 unsigned int freq,
8741 const u16 *csa_offs, size_t csa_offs_len)
9ebce9c5
JM		 8742{
8743 struct i802_bss *bss = priv;
8744 return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
2d3943ce
AO		 8745 freq, 0, 0, 0, csa_offs,
8746 csa_offs_len);
9ebce9c5
JM		 8747}
8748
8749
8750static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
8751{
8752 struct i802_bss *bss = priv;
59d7148a 8753 return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
9ebce9c5
JM		 8754}
8755
8756
9ebce9c5
JM		 8757static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
8758 const char *ifname, int vlan_id)
8759{
8760 struct i802_bss *bss = priv;
8761 return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
8762}
9ebce9c5
JM		 8763
8764
8765static int driver_nl80211_read_sta_data(void *priv,
8766 struct hostap_sta_driver_data *data,
8767 const u8 *addr)
8768{
8769 struct i802_bss *bss = priv;
7824bf77
JC		 8770
8771 os_memset(data, 0, sizeof(*data));
9ebce9c5
JM		 8772 return i802_read_sta_data(bss, data, addr);
8773}
8774
8775
8776static int driver_nl80211_send_action(void *priv, unsigned int freq,
8777 unsigned int wait_time,
8778 const u8 *dst, const u8 *src,
8779 const u8 *bssid,
8780 const u8 *data, size_t data_len,
8781 int no_cck)
8782{
8783 struct i802_bss *bss = priv;
8784 return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
8785 bssid, data, data_len, no_cck);
8786}
8787
8788
8789static int driver_nl80211_probe_req_report(void *priv, int report)
8790{
8791 struct i802_bss *bss = priv;
8792 return wpa_driver_nl80211_probe_req_report(bss, report);
8793}
8794
8795
6a1ce395
DG		 8796static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
8797 const u8 *ies, size_t ies_len)
8798{
8799 int ret;
8800 struct nl_msg *msg;
8801 struct i802_bss *bss = priv;
8802 struct wpa_driver_nl80211_data *drv = bss->drv;
8803 u16 mdid = WPA_GET_LE16(md);
8804
6a1ce395 8805 wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
9725b784 8806 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) ||
a862e4a3
JM		 8807 nla_put(msg, NL80211_ATTR_IE, ies_len, ies) ||
8808 nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) {
8809 nlmsg_free(msg);
8810 return -ENOBUFS;
8811 }
6a1ce395
DG		 8812
8813 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8814 if (ret) {
8815 wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
8816 "err=%d (%s)", ret, strerror(-ret));
8817 }
8818
8819 return ret;
6a1ce395
DG		 8820}
8821
8822
d1836e23
LD		 8823static int nl80211_update_dh_ie(void *priv, const u8 *peer_mac,
8824 u16 reason_code, const u8 *ie, size_t ie_len)
8825{
8826 int ret;
8827 struct nl_msg *msg;
8828 struct i802_bss *bss = priv;
8829 struct wpa_driver_nl80211_data *drv = bss->drv;
8830
8831 wpa_printf(MSG_DEBUG, "nl80211: Updating DH IE peer: " MACSTR
8832 " reason %u", MAC2STR(peer_mac), reason_code);
8833 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UPDATE_OWE_INFO)) ||
8834 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer_mac) ||
8835 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, reason_code) ||
8836 (ie && nla_put(msg, NL80211_ATTR_IE, ie_len, ie))) {
8837 nlmsg_free(msg);
8838 return -ENOBUFS;
8839 }
8840
8841 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8842 if (ret) {
8843 wpa_printf(MSG_DEBUG,
8844 "nl80211: update_dh_ie failed err=%d (%s)",
8845 ret, strerror(-ret));
8846 }
8847
8848 return ret;
8849}
8850
8851
47754718 8852static const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
597b94f5
AS		 8853{
8854 struct i802_bss *bss = priv;
8855 struct wpa_driver_nl80211_data *drv = bss->drv;
8856
8857 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
8858 return NULL;
8859
8860 return bss->addr;
8861}
8862
8863
a771c07d
JM		 8864static const char * scan_state_str(enum scan_states scan_state)
8865{
8866 switch (scan_state) {
8867 case NO_SCAN:
8868 return "NO_SCAN";
8869 case SCAN_REQUESTED:
8870 return "SCAN_REQUESTED";
8871 case SCAN_STARTED:
8872 return "SCAN_STARTED";
8873 case SCAN_COMPLETED:
8874 return "SCAN_COMPLETED";
8875 case SCAN_ABORTED:
8876 return "SCAN_ABORTED";
8877 case SCHED_SCAN_STARTED:
8878 return "SCHED_SCAN_STARTED";
8879 case SCHED_SCAN_STOPPED:
8880 return "SCHED_SCAN_STOPPED";
8881 case SCHED_SCAN_RESULTS:
8882 return "SCHED_SCAN_RESULTS";
8883 }
8884
8885 return "??";
8886}
8887
8888
8889static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
8890{
8891 struct i802_bss *bss = priv;
8892 struct wpa_driver_nl80211_data *drv = bss->drv;
8893 int res;
8894 char *pos, *end;
fea49f8f
JM		 8895 struct nl_msg *msg;
8896 char alpha2[3] = { 0, 0, 0 };
a771c07d
JM		 8897
8898 pos = buf;
8899 end = buf + buflen;
8900
8901 res = os_snprintf(pos, end - pos,
8902 "ifindex=%d\n"
8903 "ifname=%s\n"
8904 "brname=%s\n"
8905 "addr=" MACSTR "\n"
8906 "freq=%d\n"
c809756f 8907 "%s%s%s%s%s%s",
a771c07d
JM		 8908 bss->ifindex,
8909 bss->ifname,
8910 bss->brname,
8911 MAC2STR(bss->addr),
8912 bss->freq,
8913 bss->beacon_set ? "beacon_set=1\n" : "",
8914 bss->added_if_into_bridge ?
8915 "added_if_into_bridge=1\n" : "",
c809756f 8916 bss->already_in_bridge ? "already_in_bridge=1\n" : "",
a771c07d
JM		 8917 bss->added_bridge ? "added_bridge=1\n" : "",
8918 bss->in_deinit ? "in_deinit=1\n" : "",
8919 bss->if_dynamic ? "if_dynamic=1\n" : "");
d85e1fc8 8920 if (os_snprintf_error(end - pos, res))
a771c07d
JM		 8921 return pos - buf;
8922 pos += res;
8923
8924 if (bss->wdev_id_set) {
8925 res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
8926 (unsigned long long) bss->wdev_id);
d85e1fc8 8927 if (os_snprintf_error(end - pos, res))
a771c07d
JM		 8928 return pos - buf;
8929 pos += res;
8930 }
8931
8932 res = os_snprintf(pos, end - pos,
8933 "phyname=%s\n"
fee354c7 8934 "perm_addr=" MACSTR "\n"
a771c07d
JM		 8935 "drv_ifindex=%d\n"
8936 "operstate=%d\n"
8937 "scan_state=%s\n"
8938 "auth_bssid=" MACSTR "\n"
8939 "auth_attempt_bssid=" MACSTR "\n"
8940 "bssid=" MACSTR "\n"
8941 "prev_bssid=" MACSTR "\n"
8942 "associated=%d\n"
8943 "assoc_freq=%u\n"
8944 "monitor_sock=%d\n"
8945 "monitor_ifidx=%d\n"
8946 "monitor_refcount=%d\n"
8947 "last_mgmt_freq=%u\n"
8948 "eapol_tx_sock=%d\n"
97752f79 8949 "%s%s%s%s%s%s%s%s%s%s%s%s%s",
a771c07d 8950 drv->phyname,
fee354c7 8951 MAC2STR(drv->perm_addr),
a771c07d
JM		 8952 drv->ifindex,
8953 drv->operstate,
8954 scan_state_str(drv->scan_state),
8955 MAC2STR(drv->auth_bssid),
8956 MAC2STR(drv->auth_attempt_bssid),
8957 MAC2STR(drv->bssid),
8958 MAC2STR(drv->prev_bssid),
8959 drv->associated,
8960 drv->assoc_freq,
8961 drv->monitor_sock,
8962 drv->monitor_ifidx,
8963 drv->monitor_refcount,
8964 drv->last_mgmt_freq,
8965 drv->eapol_tx_sock,
8966 drv->ignore_if_down_event ?
8967 "ignore_if_down_event=1\n" : "",
8968 drv->scan_complete_events ?
8969 "scan_complete_events=1\n" : "",
8970 drv->disabled_11b_rates ?
8971 "disabled_11b_rates=1\n" : "",
8972 drv->pending_remain_on_chan ?
8973 "pending_remain_on_chan=1\n" : "",
8974 drv->in_interface_list ? "in_interface_list=1\n" : "",
8975 drv->device_ap_sme ? "device_ap_sme=1\n" : "",
8976 drv->poll_command_supported ?
8977 "poll_command_supported=1\n" : "",
8978 drv->data_tx_status ? "data_tx_status=1\n" : "",
8979 drv->scan_for_auth ? "scan_for_auth=1\n" : "",
8980 drv->retry_auth ? "retry_auth=1\n" : "",
8981 drv->use_monitor ? "use_monitor=1\n" : "",
8982 drv->ignore_next_local_disconnect ?
8983 "ignore_next_local_disconnect=1\n" : "",
d6a36f39 8984 drv->ignore_next_local_deauth ?
97752f79 8985 "ignore_next_local_deauth=1\n" : "");
d85e1fc8 8986 if (os_snprintf_error(end - pos, res))
a771c07d
JM		 8987 return pos - buf;
8988 pos += res;
8989
8990 if (drv->has_capability) {
8991 res = os_snprintf(pos, end - pos,
8992 "capa.key_mgmt=0x%x\n"
8993 "capa.enc=0x%x\n"
8994 "capa.auth=0x%x\n"
24bd4e0b 8995 "capa.flags=0x%llx\n"
a0a34d53 8996 "capa.rrm_flags=0x%x\n"
a771c07d
JM		 8997 "capa.max_scan_ssids=%d\n"
8998 "capa.max_sched_scan_ssids=%d\n"
8999 "capa.sched_scan_supported=%d\n"
9000 "capa.max_match_sets=%d\n"
9001 "capa.max_remain_on_chan=%u\n"
9002 "capa.max_stations=%u\n"
9003 "capa.probe_resp_offloads=0x%x\n"
9004 "capa.max_acl_mac_addrs=%u\n"
86056fea
IP		 9005 "capa.num_multichan_concurrent=%u\n"
9006 "capa.mac_addr_rand_sched_scan_supported=%d\n"
079a28f7
AK		 9007 "capa.mac_addr_rand_scan_supported=%d\n"
9008 "capa.conc_capab=%u\n"
9009 "capa.max_conc_chan_2_4=%u\n"
09ea4309
AS		 9010 "capa.max_conc_chan_5_0=%u\n"
9011 "capa.max_sched_scan_plans=%u\n"
9012 "capa.max_sched_scan_plan_interval=%u\n"
9013 "capa.max_sched_scan_plan_iterations=%u\n",
a771c07d
JM		 9014 drv->capa.key_mgmt,
9015 drv->capa.enc,
9016 drv->capa.auth,
24bd4e0b 9017 (unsigned long long) drv->capa.flags,
a0a34d53 9018 drv->capa.rrm_flags,
a771c07d
JM		 9019 drv->capa.max_scan_ssids,
9020 drv->capa.max_sched_scan_ssids,
9021 drv->capa.sched_scan_supported,
9022 drv->capa.max_match_sets,
9023 drv->capa.max_remain_on_chan,
9024 drv->capa.max_stations,
9025 drv->capa.probe_resp_offloads,
9026 drv->capa.max_acl_mac_addrs,
86056fea
IP		 9027 drv->capa.num_multichan_concurrent,
9028 drv->capa.mac_addr_rand_sched_scan_supported,
079a28f7
AK		 9029 drv->capa.mac_addr_rand_scan_supported,
9030 drv->capa.conc_capab,
9031 drv->capa.max_conc_chan_2_4,
09ea4309
AS		 9032 drv->capa.max_conc_chan_5_0,
9033 drv->capa.max_sched_scan_plans,
9034 drv->capa.max_sched_scan_plan_interval,
9035 drv->capa.max_sched_scan_plan_iterations);
d85e1fc8 9036 if (os_snprintf_error(end - pos, res))
a771c07d
JM		 9037 return pos - buf;
9038 pos += res;
9039 }
9040
fea49f8f
JM		 9041 msg = nlmsg_alloc();
9042 if (msg &&
9043 nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG) &&
9044 nla_put_u32(msg, NL80211_ATTR_WIPHY, drv->wiphy_idx) == 0) {
9045 if (send_and_recv_msgs(drv, msg, nl80211_get_country,
9046 alpha2) == 0 &&
9047 alpha2[0]) {
9048 res = os_snprintf(pos, end - pos, "country=%s\n",
9049 alpha2);
9050 if (os_snprintf_error(end - pos, res))
9051 return pos - buf;
9052 pos += res;
9053 }
9054 } else {
9055 nlmsg_free(msg);
9056 }
9057
a771c07d
JM		 9058 return pos - buf;
9059}
9060
9061
1c4ffa87
AO		 9062static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
9063{
a862e4a3
JM		 9064 if ((settings->head &&
9065 nla_put(msg, NL80211_ATTR_BEACON_HEAD,
9066 settings->head_len, settings->head)) ||
9067 (settings->tail &&
9068 nla_put(msg, NL80211_ATTR_BEACON_TAIL,
9069 settings->tail_len, settings->tail)) ||
9070 (settings->beacon_ies &&
9071 nla_put(msg, NL80211_ATTR_IE,
9072 settings->beacon_ies_len, settings->beacon_ies)) ||
9073 (settings->proberesp_ies &&
9074 nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
9075 settings->proberesp_ies_len, settings->proberesp_ies)) ||
9076 (settings->assocresp_ies &&
9077 nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
9078 settings->assocresp_ies_len, settings->assocresp_ies)) ||
9079 (settings->probe_resp &&
9080 nla_put(msg, NL80211_ATTR_PROBE_RESP,
9081 settings->probe_resp_len, settings->probe_resp)))
9082 return -ENOBUFS;
1c4ffa87
AO		 9083
9084 return 0;
1c4ffa87
AO		 9085}
9086
9087
9088static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
9089{
9090 struct nl_msg *msg;
9091 struct i802_bss *bss = priv;
9092 struct wpa_driver_nl80211_data *drv = bss->drv;
9093 struct nlattr *beacon_csa;
9094 int ret = -ENOBUFS;
366179d2
AO		 9095 int csa_off_len = 0;
9096 int i;
1c4ffa87 9097
8d1fdde7 9098 wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
1c4ffa87 9099 settings->cs_count, settings->block_tx,
8d1fdde7
JD		 9100 settings->freq_params.freq, settings->freq_params.bandwidth,
9101 settings->freq_params.center_freq1,
9102 settings->freq_params.center_freq2);
1c4ffa87 9103
991aa9c7 9104 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
1c4ffa87
AO		 9105 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
9106 return -EOPNOTSUPP;
9107 }
9108
0928b629
PO		 9109 if (drv->nlmode != NL80211_IFTYPE_AP &&
9110 drv->nlmode != NL80211_IFTYPE_P2P_GO &&
9111 drv->nlmode != NL80211_IFTYPE_MESH_POINT)
1c4ffa87
AO		 9112 return -EOPNOTSUPP;
9113
366179d2
AO		 9114 /*
9115 * Remove empty counters, assuming Probe Response and Beacon frame
9116 * counters match. This implementation assumes that there are only two
9117 * counters.
9118 */
9119 if (settings->counter_offset_beacon[0] &&
9120 !settings->counter_offset_beacon[1]) {
9121 csa_off_len = 1;
9122 } else if (settings->counter_offset_beacon[1] &&
9123 !settings->counter_offset_beacon[0]) {
9124 csa_off_len = 1;
9125 settings->counter_offset_beacon[0] =
9126 settings->counter_offset_beacon[1];
9127 settings->counter_offset_presp[0] =
9128 settings->counter_offset_presp[1];
9129 } else if (settings->counter_offset_beacon[1] &&
9130 settings->counter_offset_beacon[0]) {
9131 csa_off_len = 2;
9132 } else {
9133 wpa_printf(MSG_ERROR, "nl80211: No CSA counters provided");
9134 return -EINVAL;
9135 }
9136
9137 /* Check CSA counters validity */
9138 if (drv->capa.max_csa_counters &&
9139 csa_off_len > drv->capa.max_csa_counters) {
9140 wpa_printf(MSG_ERROR,
9141 "nl80211: Too many CSA counters provided");
1c4ffa87 9142 return -EINVAL;
366179d2 9143 }
1c4ffa87 9144
366179d2 9145 if (!settings->beacon_csa.tail)
1c4ffa87
AO		 9146 return -EINVAL;
9147
366179d2
AO		 9148 for (i = 0; i < csa_off_len; i++) {
9149 u16 csa_c_off_bcn = settings->counter_offset_beacon[i];
9150 u16 csa_c_off_presp = settings->counter_offset_presp[i];
9151
9152 if ((settings->beacon_csa.tail_len <= csa_c_off_bcn) ||
9153 (settings->beacon_csa.tail[csa_c_off_bcn] !=
9154 settings->cs_count))
9155 return -EINVAL;
9156
9157 if (settings->beacon_csa.probe_resp &&
9158 ((settings->beacon_csa.probe_resp_len <=
9159 csa_c_off_presp) ||
9160 (settings->beacon_csa.probe_resp[csa_c_off_presp] !=
9161 settings->cs_count)))
9162 return -EINVAL;
9163 }
9164
13f83980 9165 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) ||
a862e4a3
JM		 9166 nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT,
9167 settings->cs_count) ||
9168 (ret = nl80211_put_freq_params(msg, &settings->freq_params)) ||
9169 (settings->block_tx &&
9170 nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX)))
1c4ffa87
AO		 9171 goto error;
9172
1c4ffa87
AO		 9173 /* beacon_after params */
9174 ret = set_beacon_data(msg, &settings->beacon_after);
9175 if (ret)
9176 goto error;
9177
9178 /* beacon_csa params */
9179 beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
9180 if (!beacon_csa)
a862e4a3 9181 goto fail;
1c4ffa87
AO		 9182
9183 ret = set_beacon_data(msg, &settings->beacon_csa);
9184 if (ret)
9185 goto error;
9186
366179d2
AO		 9187 if (nla_put(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
9188 csa_off_len * sizeof(u16),
9189 settings->counter_offset_beacon) ||
a862e4a3 9190 (settings->beacon_csa.probe_resp &&
366179d2
AO		 9191 nla_put(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
9192 csa_off_len * sizeof(u16),
9193 settings->counter_offset_presp)))
a862e4a3 9194 goto fail;
1c4ffa87
AO		 9195
9196 nla_nest_end(msg, beacon_csa);
9197 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9198 if (ret) {
9199 wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
9200 ret, strerror(-ret));
9201 }
9202 return ret;
9203
a862e4a3 9204fail:
1c4ffa87
AO		 9205 ret = -ENOBUFS;
9206error:
9207 nlmsg_free(msg);
9208 wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
9209 return ret;
9210}
9211
9212
dfa87878
MB		 9213static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr,
9214 u8 user_priority, u16 admitted_time)
9215{
9216 struct i802_bss *bss = priv;
9217 struct wpa_driver_nl80211_data *drv = bss->drv;
9218 struct nl_msg *msg;
9219 int ret;
9220
9221 wpa_printf(MSG_DEBUG,
9222 "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
9223 tsid, admitted_time, user_priority);
9224
9225 if (!is_sta_interface(drv->nlmode))
9226 return -ENOTSUP;
9227
56f77852
JM		 9228 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS);
9229 if (!msg ||
a862e4a3
JM		 9230 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
9231 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
9232 nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) ||
9233 nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) {
9234 nlmsg_free(msg);
9235 return -ENOBUFS;
9236 }
dfa87878
MB		 9237
9238 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9239 if (ret)
9240 wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)",
9241 ret, strerror(-ret));
9242 return ret;
dfa87878
MB		 9243}
9244
9245
9246static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr)
9247{
9248 struct i802_bss *bss = priv;
9249 struct wpa_driver_nl80211_data *drv = bss->drv;
9250 struct nl_msg *msg;
9251 int ret;
9252
9253 wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
9254
9255 if (!is_sta_interface(drv->nlmode))
9256 return -ENOTSUP;
9257
56f77852 9258 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) ||
a862e4a3
JM		 9259 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
9260 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
9261 nlmsg_free(msg);
9262 return -ENOBUFS;
9263 }
dfa87878
MB		 9264
9265 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9266 if (ret)
9267 wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)",
9268 ret, strerror(-ret));
9269 return ret;
dfa87878
MB		 9270}
9271
9272
6b9f7af6
JM		 9273#ifdef CONFIG_TESTING_OPTIONS
9274static int cmd_reply_handler(struct nl_msg *msg, void *arg)
9275{
9276 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
9277 struct wpabuf *buf = arg;
9278
9279 if (!buf)
9280 return NL_SKIP;
9281
9282 if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
9283 wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
9284 return NL_SKIP;
9285 }
9286
9287 wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
9288 genlmsg_attrlen(gnlh, 0));
9289
9290 return NL_SKIP;
9291}
9292#endif /* CONFIG_TESTING_OPTIONS */
9293
9294
adef8948
BL		 9295static int vendor_reply_handler(struct nl_msg *msg, void *arg)
9296{
9297 struct nlattr *tb[NL80211_ATTR_MAX + 1];
9298 struct nlattr *nl_vendor_reply, *nl;
9299 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
9300 struct wpabuf *buf = arg;
9301 int rem;
9302
9303 if (!buf)
9304 return NL_SKIP;
9305
9306 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
9307 genlmsg_attrlen(gnlh, 0), NULL);
9308 nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
9309
9310 if (!nl_vendor_reply)
9311 return NL_SKIP;
9312
9313 if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
9314 wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
9315 return NL_SKIP;
9316 }
9317
9318 nla_for_each_nested(nl, nl_vendor_reply, rem) {
9319 wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
9320 }
9321
9322 return NL_SKIP;
9323}
9324
9325
9326static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
9327 unsigned int subcmd, const u8 *data,
9328 size_t data_len, struct wpabuf *buf)
9329{
9330 struct i802_bss *bss = priv;
9331 struct wpa_driver_nl80211_data *drv = bss->drv;
9332 struct nl_msg *msg;
9333 int ret;
9334
6b9f7af6
JM		 9335#ifdef CONFIG_TESTING_OPTIONS
9336 if (vendor_id == 0xffffffff) {
56f77852
JM		 9337 msg = nlmsg_alloc();
9338 if (!msg)
9339 return -ENOMEM;
9340
6b9f7af6
JM		 9341 nl80211_cmd(drv, msg, 0, subcmd);
9342 if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
9343 0)
a862e4a3 9344 goto fail;
6b9f7af6
JM		 9345 ret = send_and_recv_msgs(drv, msg, cmd_reply_handler, buf);
9346 if (ret)
9347 wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
9348 ret);
9349 return ret;
9350 }
9351#endif /* CONFIG_TESTING_OPTIONS */
9352
56f77852 9353 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) ||
a862e4a3
JM		 9354 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) ||
9355 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) ||
9356 (data &&
9357 nla_put(msg, NL80211_ATTR_VENDOR_DATA, data_len, data)))
9358 goto fail;
adef8948
BL		 9359
9360 ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf);
9361 if (ret)
9362 wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
9363 ret);
9364 return ret;
9365
a862e4a3 9366fail:
adef8948
BL		 9367 nlmsg_free(msg);
9368 return -ENOBUFS;
9369}
9370
9371
049105b4
KP		 9372static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
9373 u8 qos_map_set_len)
9374{
9375 struct i802_bss *bss = priv;
9376 struct wpa_driver_nl80211_data *drv = bss->drv;
9377 struct nl_msg *msg;
9378 int ret;
9379
049105b4
KP		 9380 wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
9381 qos_map_set, qos_map_set_len);
9382
9725b784 9383 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) ||
a862e4a3
JM		 9384 nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) {
9385 nlmsg_free(msg);
9386 return -ENOBUFS;
9387 }
049105b4
KP		 9388
9389 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9390 if (ret)
9391 wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
9392
9393 return ret;
049105b4
KP		 9394}
9395
9396
e4fa8b12
EP		 9397static int nl80211_set_wowlan(void *priv,
9398 const struct wowlan_triggers *triggers)
9399{
9400 struct i802_bss *bss = priv;
9401 struct wpa_driver_nl80211_data *drv = bss->drv;
9402 struct nl_msg *msg;
9403 struct nlattr *wowlan_triggers;
9404 int ret;
9405
e4fa8b12
EP		 9406 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
9407
1ac977bd 9408 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_SET_WOWLAN)) ||
a862e4a3
JM		 9409 !(wowlan_triggers = nla_nest_start(msg,
9410 NL80211_ATTR_WOWLAN_TRIGGERS)) ||
9411 (triggers->any &&
9412 nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
9413 (triggers->disconnect &&
9414 nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
9415 (triggers->magic_pkt &&
9416 nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
9417 (triggers->gtk_rekey_failure &&
9418 nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
9419 (triggers->eap_identity_req &&
9420 nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
9421 (triggers->four_way_handshake &&
9422 nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
9423 (triggers->rfkill_release &&
9424 nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) {
9425 nlmsg_free(msg);
9426 return -ENOBUFS;
9427 }
e4fa8b12
EP		 9428
9429 nla_nest_end(msg, wowlan_triggers);
9430
9431 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9432 if (ret)
9433 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
9434
9435 return ret;
e4fa8b12
EP		 9436}
9437
9438
b658547d 9439#ifdef CONFIG_DRIVER_NL80211_QCA
0800f9ee
JM		 9440static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
9441{
9442 struct i802_bss *bss = priv;
9443 struct wpa_driver_nl80211_data *drv = bss->drv;
9444 struct nl_msg *msg;
9445 struct nlattr *params;
9446
9447 wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
9448
9449 if (!drv->roaming_vendor_cmd_avail) {
9450 wpa_printf(MSG_DEBUG,
9451 "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
9452 return -1;
9453 }
9454
9725b784 9455 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
a862e4a3
JM		 9456 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9457 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9458 QCA_NL80211_VENDOR_SUBCMD_ROAMING) ||
9459 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9460 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
9461 allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
9462 QCA_ROAMING_NOT_ALLOWED) ||
9463 (bssid &&
9464 nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) {
9465 nlmsg_free(msg);
9466 return -1;
9467 }
0800f9ee
JM		 9468 nla_nest_end(msg, params);
9469
9470 return send_and_recv_msgs(drv, msg, NULL, NULL);
0800f9ee 9471}
b04854ce
AP		 9472
9473
d98038bb 9474static int nl80211_disable_fils(void *priv, int disable)
9475{
9476 struct i802_bss *bss = priv;
9477 struct wpa_driver_nl80211_data *drv = bss->drv;
9478 struct nl_msg *msg;
9479 struct nlattr *params;
9480
9481 wpa_printf(MSG_DEBUG, "nl80211: Disable FILS=%d", disable);
9482
9483 if (!drv->set_wifi_conf_vendor_cmd_avail)
9484 return -1;
9485
9486 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9487 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9488 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9489 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION) ||
9490 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9491 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_CONFIG_DISABLE_FILS,
9492 disable)) {
9493 nlmsg_free(msg);
9494 return -1;
9495 }
9496 nla_nest_end(msg, params);
9497
9498 return send_and_recv_msgs(drv, msg, NULL, NULL);
9499}
9500
9501
b04854ce
AP		 9502/* Reserved QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID value for wpa_supplicant */
9503#define WPA_SUPPLICANT_CLIENT_ID 1
9504
9505static int nl80211_set_bssid_blacklist(void *priv, unsigned int num_bssid,
9506 const u8 *bssid)
9507{
9508 struct i802_bss *bss = priv;
9509 struct wpa_driver_nl80211_data *drv = bss->drv;
9510 struct nl_msg *msg;
9511 struct nlattr *params, *nlbssids, *attr;
9512 unsigned int i;
9513
9514 wpa_printf(MSG_DEBUG, "nl80211: Set blacklist BSSID (num=%u)",
9515 num_bssid);
9516
9517 if (!drv->roam_vendor_cmd_avail)
9518 return -1;
9519
9520 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9521 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9522 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9523 QCA_NL80211_VENDOR_SUBCMD_ROAM) ||
9524 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9525 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_SUBCMD,
1425caac 9526 QCA_WLAN_VENDOR_ROAMING_SUBCMD_SET_BLACKLIST_BSSID) ||
b04854ce
AP		 9527 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID,
9528 WPA_SUPPLICANT_CLIENT_ID) ||
9529 nla_put_u32(msg,
9530 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_NUM_BSSID,
9531 num_bssid))
9532 goto fail;
9533
9534 nlbssids = nla_nest_start(
9535 msg, QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS);
9536 if (!nlbssids)
9537 goto fail;
9538
9539 for (i = 0; i < num_bssid; i++) {
9540 attr = nla_nest_start(msg, i);
9541 if (!attr)
9542 goto fail;
9543 if (nla_put(msg,
9544 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_BSSID,
9545 ETH_ALEN, &bssid[i * ETH_ALEN]))
9546 goto fail;
9547 wpa_printf(MSG_DEBUG, "nl80211: BSSID[%u]: " MACSTR, i,
9548 MAC2STR(&bssid[i * ETH_ALEN]));
9549 nla_nest_end(msg, attr);
9550 }
9551 nla_nest_end(msg, nlbssids);
9552 nla_nest_end(msg, params);
9553
9554 return send_and_recv_msgs(drv, msg, NULL, NULL);
9555
9556fail:
9557 nlmsg_free(msg);
9558 return -1;
9559}
9560
df3b2e22
SSG		 9561
9562static int nl80211_add_sta_node(void *priv, const u8 *addr, u16 auth_alg)
9563{
9564 struct i802_bss *bss = priv;
9565 struct wpa_driver_nl80211_data *drv = bss->drv;
9566 struct nl_msg *msg;
9567 struct nlattr *params;
9568
9569 if (!drv->add_sta_node_vendor_cmd_avail)
9570 return -EOPNOTSUPP;
9571
9572 wpa_printf(MSG_DEBUG, "nl80211: Add STA node");
9573
9574 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9575 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9576 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9577 QCA_NL80211_VENDOR_SUBCMD_ADD_STA_NODE) ||
9578 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9579 (addr &&
9580 nla_put(msg, QCA_WLAN_VENDOR_ATTR_ADD_STA_NODE_MAC_ADDR, ETH_ALEN,
9581 addr)) ||
9582 nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ADD_STA_NODE_AUTH_ALGO,
9583 auth_alg)) {
9584 nlmsg_free(msg);
9585 wpa_printf(MSG_ERROR,
9586 "%s: err in adding vendor_cmd and vendor_data",
9587 __func__);
9588 return -1;
9589 }
9590 nla_nest_end(msg, params);
9591
9592 return send_and_recv_msgs(drv, msg, NULL, NULL);
9593}
9594
b658547d 9595#endif /* CONFIG_DRIVER_NL80211_QCA */
0800f9ee
JM		 9596
9597
fee354c7
JM		 9598static int nl80211_set_mac_addr(void *priv, const u8 *addr)
9599{
9600 struct i802_bss *bss = priv;
9601 struct wpa_driver_nl80211_data *drv = bss->drv;
9602 int new_addr = addr != NULL;
9603
9ce3e610
JM		 9604 if (TEST_FAIL())
9605 return -1;
9606
fee354c7
JM		 9607 if (!addr)
9608 addr = drv->perm_addr;
9609
9610 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
9611 return -1;
9612
9613 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
9614 {
9615 wpa_printf(MSG_DEBUG,
9616 "nl80211: failed to set_mac_addr for %s to " MACSTR,
9617 bss->ifname, MAC2STR(addr));
9618 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
9619 1) < 0) {
9620 wpa_printf(MSG_DEBUG,
9621 "nl80211: Could not restore interface UP after failed set_mac_addr");
9622 }
9623 return -1;
9624 }
9625
9626 wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
9627 bss->ifname, MAC2STR(addr));
9628 drv->addr_changed = new_addr;
9629 os_memcpy(bss->addr, addr, ETH_ALEN);
9630
9631 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
9632 {
9633 wpa_printf(MSG_DEBUG,
9634 "nl80211: Could not restore interface UP after set_mac_addr");
9635 }
9636
9637 return 0;
9638}
9639
9640
6c1664f6
BC		 9641#ifdef CONFIG_MESH
9642
9643static int wpa_driver_nl80211_init_mesh(void *priv)
9644{
9645 if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) {
9646 wpa_printf(MSG_INFO,
9647 "nl80211: Failed to set interface into mesh mode");
9648 return -1;
9649 }
9650 return 0;
9651}
9652
9653
21c74e84
JM		 9654static int nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id,
9655 size_t mesh_id_len)
9656{
9657 if (mesh_id) {
21cd8f83
JM		 9658 wpa_printf(MSG_DEBUG, " * Mesh ID (SSID)=%s",
9659 wpa_ssid_txt(mesh_id, mesh_id_len));
21c74e84
JM		 9660 return nla_put(msg, NL80211_ATTR_MESH_ID, mesh_id_len, mesh_id);
9661 }
9662
9663 return 0;
9664}
9665
9666
4ffb3f87
MH		 9667static int nl80211_put_mesh_config(struct nl_msg *msg,
9668 struct wpa_driver_mesh_bss_params *params)
9669{
9670 struct nlattr *container;
9671
9672 container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
9673 if (!container)
9674 return -1;
9675
2bd62171 9676 if (((params->flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
963d3149
JM		 9677 nla_put_u8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
9678 params->auto_plinks)) ||
2bd62171
MH		 9679 ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS) &&
9680 nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
31a856a1
MH		 9681 params->max_peer_links)) ||
9682 ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_RSSI_THRESHOLD) &&
9683 nla_put_u32(msg, NL80211_MESHCONF_RSSI_THRESHOLD,
9684 params->rssi_threshold)))
4ffb3f87
MH		 9685 return -1;
9686
9687 /*
9688 * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
9689 * the timer could disconnect stations even in that case.
9690 */
2bd62171
MH		 9691 if ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT) &&
9692 nla_put_u32(msg, NL80211_MESHCONF_PLINK_TIMEOUT,
4ffb3f87
MH		 9693 params->peer_link_timeout)) {
9694 wpa_printf(MSG_ERROR, "nl80211: Failed to set PLINK_TIMEOUT");
9695 return -1;
9696 }
9697
052b8d38
MH		 9698 if ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE) &&
9699 nla_put_u16(msg, NL80211_MESHCONF_HT_OPMODE, params->ht_opmode)) {
9700 wpa_printf(MSG_ERROR, "nl80211: Failed to set HT_OP_MODE");
9701 return -1;
9702 }
9703
4ffb3f87
MH		 9704 nla_nest_end(msg, container);
9705
9706 return 0;
9707}
9708
9709
0cb5f8d9 9710static int nl80211_join_mesh(struct i802_bss *bss,
6c1664f6
BC		 9711 struct wpa_driver_mesh_join_params *params)
9712{
6c1664f6
BC		 9713 struct wpa_driver_nl80211_data *drv = bss->drv;
9714 struct nl_msg *msg;
9715 struct nlattr *container;
7451a217 9716 int ret = -1;
6c1664f6 9717
6c1664f6 9718 wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex);
9725b784 9719 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH);
f7e889fa
JM		 9720 if (!msg ||
9721 nl80211_put_freq_params(msg, &params->freq) ||
21c74e84
JM		 9722 nl80211_put_basic_rates(msg, params->basic_rates) ||
9723 nl80211_put_mesh_id(msg, params->meshid, params->meshid_len) ||
4ac2ea57
MH		 9724 nl80211_put_beacon_int(msg, params->beacon_int) ||
9725 nl80211_put_dtim_period(msg, params->dtim_period))
85e1fad8 9726 goto fail;
9c58c5f7 9727
6c1664f6
BC		 9728 wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
9729
9730 container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
9731 if (!container)
a862e4a3 9732 goto fail;
6c1664f6
BC		 9733
9734 if (params->ies) {
9735 wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len);
a862e4a3
JM		 9736 if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len,
9737 params->ies))
9738 goto fail;
6c1664f6
BC		 9739 }
9740 /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
9741 if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) {
a862e4a3
JM		 9742 if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) ||
9743 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH))
9744 goto fail;
6c1664f6 9745 }
a862e4a3
JM		 9746 if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) &&
9747 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE))
9748 goto fail;
9749 if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) &&
9750 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM))
9751 goto fail;
6c1664f6
BC		 9752 nla_nest_end(msg, container);
9753
2bd62171
MH		 9754 params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS;
9755 params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT;
9756 params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS;
4ffb3f87 9757 if (nl80211_put_mesh_config(msg, &params->conf) < 0)
5a2a6de6 9758 goto fail;
6c1664f6
BC		 9759
9760 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9761 msg = NULL;
9762 if (ret) {
9763 wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)",
9764 ret, strerror(-ret));
a862e4a3 9765 goto fail;
6c1664f6
BC		 9766 }
9767 ret = 0;
92a515b8 9768 drv->assoc_freq = bss->freq = params->freq.freq;
6c1664f6
BC		 9769 wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
9770
a862e4a3 9771fail:
6c1664f6
BC		 9772 nlmsg_free(msg);
9773 return ret;
9774}
9775
9776
0cb5f8d9
MH		 9777static int
9778wpa_driver_nl80211_join_mesh(void *priv,
9779 struct wpa_driver_mesh_join_params *params)
9780{
9781 struct i802_bss *bss = priv;
9782 int ret, timeout;
9783
9784 timeout = params->conf.peer_link_timeout;
9785
9786 /* Disable kernel inactivity timer */
9787 if (params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM)
9788 params->conf.peer_link_timeout = 0;
9789
9790 ret = nl80211_join_mesh(bss, params);
9791 if (ret == -EINVAL && params->conf.peer_link_timeout == 0) {
9792 wpa_printf(MSG_DEBUG,
9793 "nl80211: Mesh join retry for peer_link_timeout");
9794 /*
9795 * Old kernel does not support setting
9796 * NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
9797 * into future from peer_link_timeout.
9798 */
9799 params->conf.peer_link_timeout = timeout + 60;
9800 ret = nl80211_join_mesh(priv, params);
9801 }
9802
9803 params->conf.peer_link_timeout = timeout;
9804 return ret;
9805}
9806
9807
6c1664f6
BC		 9808static int wpa_driver_nl80211_leave_mesh(void *priv)
9809{
9810 struct i802_bss *bss = priv;
9811 struct wpa_driver_nl80211_data *drv = bss->drv;
9812 struct nl_msg *msg;
9725b784 9813 int ret;
6c1664f6
BC		 9814
9815 wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex);
9725b784 9816 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH);
6c1664f6 9817 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6c1664f6
BC		 9818 if (ret) {
9819 wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)",
9820 ret, strerror(-ret));
a862e4a3
JM		 9821 } else {
9822 wpa_printf(MSG_DEBUG,
9823 "nl80211: mesh leave request send successfully");
6c1664f6 9824 }
6c1664f6 9825
f33c82d2
JM		 9826 if (wpa_driver_nl80211_set_mode(drv->first_bss,
9827 NL80211_IFTYPE_STATION)) {
9828 wpa_printf(MSG_INFO,
9829 "nl80211: Failed to set interface into station mode");
9830 }
6c1664f6
BC		 9831 return ret;
9832}
9833
c36109e4
PKC		 9834
9835static int nl80211_probe_mesh_link(void *priv, const u8 *addr, const u8 *eth,
9836 size_t len)
9837{
9838 struct i802_bss *bss = priv;
9839 struct wpa_driver_nl80211_data *drv = bss->drv;
9840 struct nl_msg *msg;
9841 int ret;
9842
9843 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_PROBE_MESH_LINK);
9844 if (!msg ||
9845 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
9846 nla_put(msg, NL80211_ATTR_FRAME, len, eth)) {
9847 nlmsg_free(msg);
9848 return -ENOBUFS;
9849 }
9850
9851 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9852 if (ret) {
9853 wpa_printf(MSG_DEBUG, "nl80211: mesh link probe to " MACSTR
9854 " failed: ret=%d (%s)",
9855 MAC2STR(addr), ret, strerror(-ret));
9856 } else {
9857 wpa_printf(MSG_DEBUG, "nl80211: Mesh link to " MACSTR
9858 " probed successfully", MAC2STR(addr));
9859 }
9860
9861 return ret;
9862}
9863
6c1664f6
BC		 9864#endif /* CONFIG_MESH */
9865
9866
ed4ddb6d
KP		 9867static int wpa_driver_br_add_ip_neigh(void *priv, u8 version,
9868 const u8 *ipaddr, int prefixlen,
9869 const u8 *addr)
71103bed
KP		 9870{
9871#ifdef CONFIG_LIBNL3_ROUTE
9872 struct i802_bss *bss = priv;
9873 struct wpa_driver_nl80211_data *drv = bss->drv;
9874 struct rtnl_neigh *rn;
9875 struct nl_addr *nl_ipaddr = NULL;
9876 struct nl_addr *nl_lladdr = NULL;
ed4ddb6d 9877 int family, addrsize;
71103bed
KP		 9878 int res;
9879
ed4ddb6d 9880 if (!ipaddr || prefixlen == 0 || !addr)
71103bed
KP		 9881 return -EINVAL;
9882
9883 if (bss->br_ifindex == 0) {
9884 wpa_printf(MSG_DEBUG,
9885 "nl80211: bridge must be set before adding an ip neigh to it");
9886 return -1;
9887 }
9888
9889 if (!drv->rtnl_sk) {
9890 wpa_printf(MSG_DEBUG,
9891 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
9892 return -1;
9893 }
9894
ed4ddb6d
KP		 9895 if (version == 4) {
9896 family = AF_INET;
9897 addrsize = 4;
9898 } else if (version == 6) {
9899 family = AF_INET6;
9900 addrsize = 16;
9901 } else {
9902 return -EINVAL;
9903 }
9904
71103bed
KP		 9905 rn = rtnl_neigh_alloc();
9906 if (rn == NULL)
9907 return -ENOMEM;
9908
9909 /* set the destination ip address for neigh */
ed4ddb6d 9910 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
71103bed
KP		 9911 if (nl_ipaddr == NULL) {
9912 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
9913 res = -ENOMEM;
9914 goto errout;
9915 }
9916 nl_addr_set_prefixlen(nl_ipaddr, prefixlen);
9917 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
9918 if (res) {
9919 wpa_printf(MSG_DEBUG,
9920 "nl80211: neigh set destination addr failed");
9921 goto errout;
9922 }
9923
9924 /* set the corresponding lladdr for neigh */
9925 nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN);
9926 if (nl_lladdr == NULL) {
9927 wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed");
9928 res = -ENOMEM;
9929 goto errout;
9930 }
9931 rtnl_neigh_set_lladdr(rn, nl_lladdr);
9932
9933 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
9934 rtnl_neigh_set_state(rn, NUD_PERMANENT);
9935
9936 res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE);
9937 if (res) {
9938 wpa_printf(MSG_DEBUG,
9939 "nl80211: Adding bridge ip neigh failed: %s",
9940 strerror(errno));
9941 }
9942errout:
9943 if (nl_lladdr)
9944 nl_addr_put(nl_lladdr);
9945 if (nl_ipaddr)
9946 nl_addr_put(nl_ipaddr);
9947 if (rn)
9948 rtnl_neigh_put(rn);
9949 return res;
9950#else /* CONFIG_LIBNL3_ROUTE */
9951 return -1;
9952#endif /* CONFIG_LIBNL3_ROUTE */
9953}
9954
9955
ed4ddb6d
KP		 9956static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
9957 const u8 *ipaddr)
71103bed
KP		 9958{
9959#ifdef CONFIG_LIBNL3_ROUTE
9960 struct i802_bss *bss = priv;
9961 struct wpa_driver_nl80211_data *drv = bss->drv;
9962 struct rtnl_neigh *rn;
9963 struct nl_addr *nl_ipaddr;
ed4ddb6d 9964 int family, addrsize;
71103bed
KP		 9965 int res;
9966
ed4ddb6d 9967 if (!ipaddr)
71103bed
KP		 9968 return -EINVAL;
9969
ed4ddb6d
KP		 9970 if (version == 4) {
9971 family = AF_INET;
9972 addrsize = 4;
9973 } else if (version == 6) {
9974 family = AF_INET6;
9975 addrsize = 16;
9976 } else {
9977 return -EINVAL;
9978 }
9979
71103bed
KP		 9980 if (bss->br_ifindex == 0) {
9981 wpa_printf(MSG_DEBUG,
9982 "nl80211: bridge must be set to delete an ip neigh");
9983 return -1;
9984 }
9985
9986 if (!drv->rtnl_sk) {
9987 wpa_printf(MSG_DEBUG,
9988 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
9989 return -1;
9990 }
9991
9992 rn = rtnl_neigh_alloc();
9993 if (rn == NULL)
9994 return -ENOMEM;
9995
9996 /* set the destination ip address for neigh */
ed4ddb6d 9997 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
71103bed
KP		 9998 if (nl_ipaddr == NULL) {
9999 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
10000 res = -ENOMEM;
10001 goto errout;
10002 }
10003 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
10004 if (res) {
10005 wpa_printf(MSG_DEBUG,
10006 "nl80211: neigh set destination addr failed");
10007 goto errout;
10008 }
10009
10010 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
10011
10012 res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
10013 if (res) {
10014 wpa_printf(MSG_DEBUG,
10015 "nl80211: Deleting bridge ip neigh failed: %s",
10016 strerror(errno));
10017 }
10018errout:
10019 if (nl_ipaddr)
10020 nl_addr_put(nl_ipaddr);
10021 if (rn)
10022 rtnl_neigh_put(rn);
10023 return res;
10024#else /* CONFIG_LIBNL3_ROUTE */
10025 return -1;
10026#endif /* CONFIG_LIBNL3_ROUTE */
10027}
10028
10029
73d2294f
KP		 10030static int linux_write_system_file(const char *path, unsigned int val)
10031{
10032 char buf[50];
10033 int fd, len;
10034
10035 len = os_snprintf(buf, sizeof(buf), "%u\n", val);
a9aaacbb 10036 if (os_snprintf_error(sizeof(buf), len))
73d2294f
KP		 10037 return -1;
10038
10039 fd = open(path, O_WRONLY);
10040 if (fd < 0)
10041 return -1;
10042
10043 if (write(fd, buf, len) < 0) {
10044 wpa_printf(MSG_DEBUG,
10045 "nl80211: Failed to write Linux system file: %s with the value of %d",
10046 path, val);
10047 close(fd);
10048 return -1;
10049 }
10050 close(fd);
10051
10052 return 0;
10053}
10054
10055
10056static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
10057{
10058 switch (attr) {
10059 case DRV_BR_PORT_ATTR_PROXYARP:
bea8d9a3 10060 return "proxyarp_wifi";
73d2294f
KP		 10061 case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
10062 return "hairpin_mode";
10063 }
10064
10065 return NULL;
10066}
10067
10068
10069static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
10070 unsigned int val)
10071{
10072 struct i802_bss *bss = priv;
10073 char path[128];
10074 const char *attr_txt;
10075
10076 attr_txt = drv_br_port_attr_str(attr);
10077 if (attr_txt == NULL)
10078 return -EINVAL;
10079
10080 os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
10081 bss->ifname, attr_txt);
10082
10083 if (linux_write_system_file(path, val))
10084 return -1;
10085
10086 return 0;
10087}
10088
10089
7565752d
KP		 10090static const char * drv_br_net_param_str(enum drv_br_net_param param)
10091{
10092 switch (param) {
10093 case DRV_BR_NET_PARAM_GARP_ACCEPT:
10094 return "arp_accept";
60eb9e17
JM		 10095 default:
10096 return NULL;
7565752d 10097 }
7565752d
KP		 10098}
10099
10100
10101static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
10102 unsigned int val)
10103{
10104 struct i802_bss *bss = priv;
10105 char path[128];
10106 const char *param_txt;
10107 int ip_version = 4;
10108
60eb9e17
JM		 10109 if (param == DRV_BR_MULTICAST_SNOOPING) {
10110 os_snprintf(path, sizeof(path),
10111 "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
10112 bss->brname);
10113 goto set_val;
10114 }
10115
7565752d
KP		 10116 param_txt = drv_br_net_param_str(param);
10117 if (param_txt == NULL)
10118 return -EINVAL;
10119
10120 switch (param) {
10121 case DRV_BR_NET_PARAM_GARP_ACCEPT:
10122 ip_version = 4;
10123 break;
10124 default:
10125 return -EINVAL;
10126 }
10127
10128 os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
10129 ip_version, bss->brname, param_txt);
10130
60eb9e17 10131set_val:
7565752d
KP		 10132 if (linux_write_system_file(path, val))
10133 return -1;
10134
10135 return 0;
10136}
10137
10138
b658547d
JM		 10139#ifdef CONFIG_DRIVER_NL80211_QCA
10140
16689c7c
PX		 10141static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
10142{
10143 switch (hw_mode) {
10144 case HOSTAPD_MODE_IEEE80211B:
10145 return QCA_ACS_MODE_IEEE80211B;
10146 case HOSTAPD_MODE_IEEE80211G:
10147 return QCA_ACS_MODE_IEEE80211G;
10148 case HOSTAPD_MODE_IEEE80211A:
10149 return QCA_ACS_MODE_IEEE80211A;
10150 case HOSTAPD_MODE_IEEE80211AD:
10151 return QCA_ACS_MODE_IEEE80211AD;
3784c058
PX		 10152 case HOSTAPD_MODE_IEEE80211ANY:
10153 return QCA_ACS_MODE_IEEE80211ANY;
16689c7c
PX		 10154 default:
10155 return -1;
10156 }
10157}
10158
10159
e86ba912
AB		 10160static int add_acs_ch_list(struct nl_msg *msg, const int *freq_list)
10161{
10162 int num_channels = 0, num_freqs;
10163 u8 *ch_list;
10164 enum hostapd_hw_mode hw_mode;
10165 int ret = 0;
10166 int i;
10167
10168 if (!freq_list)
10169 return 0;
10170
10171 num_freqs = int_array_len(freq_list);
10172 ch_list = os_malloc(sizeof(u8) * num_freqs);
10173 if (!ch_list)
10174 return -1;
10175
10176 for (i = 0; i < num_freqs; i++) {
10177 const int freq = freq_list[i];
10178
10179 if (freq == 0)
10180 break;
10181 /* Send 2.4 GHz and 5 GHz channels with
10182 * QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST to maintain backwards
10183 * compatibility.
10184 */
10185 if (!(freq >= 2412 && freq <= 2484) &&
10186 !(freq >= 5180 && freq <= 5900))
10187 continue;
10188 hw_mode = ieee80211_freq_to_chan(freq, &ch_list[num_channels]);
10189 if (hw_mode != NUM_HOSTAPD_MODES)
10190 num_channels++;
10191 }
10192
10193 if (num_channels)
10194 ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST,
10195 num_channels, ch_list);
10196
10197 os_free(ch_list);
10198 return ret;
10199}
10200
10201
d0cdccd3
PX		 10202static int add_acs_freq_list(struct nl_msg *msg, const int *freq_list)
10203{
10204 int i, len, ret;
10205 u32 *freqs;
10206
10207 if (!freq_list)
10208 return 0;
10209 len = int_array_len(freq_list);
10210 freqs = os_malloc(sizeof(u32) * len);
10211 if (!freqs)
10212 return -1;
10213 for (i = 0; i < len; i++)
10214 freqs[i] = freq_list[i];
10215 ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST,
10216 sizeof(u32) * len, freqs);
10217 os_free(freqs);
10218 return ret;
10219}
10220
10221
16689c7c
PX		 10222static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params)
10223{
10224 struct i802_bss *bss = priv;
10225 struct wpa_driver_nl80211_data *drv = bss->drv;
10226 struct nl_msg *msg;
10227 struct nlattr *data;
a862e4a3 10228 int ret;
16689c7c
PX		 10229 int mode;
10230
10231 mode = hw_mode_to_qca_acs(params->hw_mode);
10232 if (mode < 0)
10233 return -1;
10234
9725b784 10235 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
a862e4a3
JM		 10236 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10237 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10238 QCA_NL80211_VENDOR_SUBCMD_DO_ACS) ||
10239 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10240 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) ||
10241 (params->ht_enabled &&
10242 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) ||
10243 (params->ht40_enabled &&
857d9422
MM		 10244 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED)) ||
10245 (params->vht_enabled &&
10246 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED)) ||
10247 nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH,
10248 params->ch_width) ||
e86ba912 10249 add_acs_ch_list(msg, params->freq_list) ||
d0cdccd3 10250 add_acs_freq_list(msg, params->freq_list)) {
a862e4a3
JM		 10251 nlmsg_free(msg);
10252 return -ENOBUFS;
10253 }
16689c7c
PX		 10254 nla_nest_end(msg, data);
10255
857d9422 10256 wpa_printf(MSG_DEBUG,
e86ba912 10257 "nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d",
857d9422 10258 params->hw_mode, params->ht_enabled, params->ht40_enabled,
e86ba912 10259 params->vht_enabled, params->ch_width);
857d9422 10260
16689c7c 10261 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
16689c7c
PX		 10262 if (ret) {
10263 wpa_printf(MSG_DEBUG,
10264 "nl80211: Failed to invoke driver ACS function: %s",
10265 strerror(errno));
10266 }
16689c7c
PX		 10267 return ret;
10268}
10269
10270
844dfeb8
SD		 10271static int nl80211_set_band(void *priv, enum set_band band)
10272{
10273 struct i802_bss *bss = priv;
10274 struct wpa_driver_nl80211_data *drv = bss->drv;
10275 struct nl_msg *msg;
10276 struct nlattr *data;
10277 int ret;
10278 enum qca_set_band qca_band;
10279
10280 if (!drv->setband_vendor_cmd_avail)
10281 return -1;
10282
10283 switch (band) {
10284 case WPA_SETBAND_AUTO:
10285 qca_band = QCA_SETBAND_AUTO;
10286 break;
10287 case WPA_SETBAND_5G:
10288 qca_band = QCA_SETBAND_5G;
10289 break;
10290 case WPA_SETBAND_2G:
10291 qca_band = QCA_SETBAND_2G;
10292 break;
10293 default:
10294 return -1;
10295 }
10296
10297 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10298 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10299 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10300 QCA_NL80211_VENDOR_SUBCMD_SETBAND) ||
10301 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10302 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE, qca_band)) {
10303 nlmsg_free(msg);
10304 return -ENOBUFS;
10305 }
10306 nla_nest_end(msg, data);
10307
10308 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10309 if (ret) {
10310 wpa_printf(MSG_DEBUG,
10311 "nl80211: Driver setband function failed: %s",
10312 strerror(errno));
10313 }
10314 return ret;
10315}
10316
10317
98342208
AK		 10318struct nl80211_pcl {
10319 unsigned int num;
10320 unsigned int *freq_list;
10321};
10322
10323static int preferred_freq_info_handler(struct nl_msg *msg, void *arg)
10324{
10325 struct nlattr *tb[NL80211_ATTR_MAX + 1];
10326 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
10327 struct nl80211_pcl *param = arg;
10328 struct nlattr *nl_vend, *attr;
10329 enum qca_iface_type iface_type;
10330 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
10331 unsigned int num, max_num;
10332 u32 *freqs;
10333
10334 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
10335 genlmsg_attrlen(gnlh, 0), NULL);
10336
10337 nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
10338 if (!nl_vend)
10339 return NL_SKIP;
10340
10341 nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
10342 nla_data(nl_vend), nla_len(nl_vend), NULL);
10343
10344 attr = tb_vendor[
10345 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE];
10346 if (!attr) {
10347 wpa_printf(MSG_ERROR, "nl80211: iface_type couldn't be found");
10348 param->num = 0;
10349 return NL_SKIP;
10350 }
10351
10352 iface_type = (enum qca_iface_type) nla_get_u32(attr);
10353 wpa_printf(MSG_DEBUG, "nl80211: Driver returned iface_type=%d",
10354 iface_type);
10355
10356 attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST];
10357 if (!attr) {
10358 wpa_printf(MSG_ERROR,
10359 "nl80211: preferred_freq_list couldn't be found");
10360 param->num = 0;
10361 return NL_SKIP;
10362 }
10363
10364 /*
10365 * param->num has the maximum number of entries for which there
10366 * is room in the freq_list provided by the caller.
10367 */
10368 freqs = nla_data(attr);
10369 max_num = nla_len(attr) / sizeof(u32);
10370 if (max_num > param->num)
10371 max_num = param->num;
10372 for (num = 0; num < max_num; num++)
10373 param->freq_list[num] = freqs[num];
10374 param->num = num;
10375
10376 return NL_SKIP;
10377}
10378
10379
10380static int nl80211_get_pref_freq_list(void *priv,
10381 enum wpa_driver_if_type if_type,
10382 unsigned int *num,
10383 unsigned int *freq_list)
10384{
10385 struct i802_bss *bss = priv;
10386 struct wpa_driver_nl80211_data *drv = bss->drv;
10387 struct nl_msg *msg;
10388 int ret;
10389 unsigned int i;
10390 struct nlattr *params;
10391 struct nl80211_pcl param;
10392 enum qca_iface_type iface_type;
10393
10394 if (!drv->get_pref_freq_list)
10395 return -1;
10396
10397 switch (if_type) {
10398 case WPA_IF_STATION:
10399 iface_type = QCA_IFACE_TYPE_STA;
10400 break;
10401 case WPA_IF_AP_BSS:
10402 iface_type = QCA_IFACE_TYPE_AP;
10403 break;
10404 case WPA_IF_P2P_GO:
10405 iface_type = QCA_IFACE_TYPE_P2P_GO;
10406 break;
10407 case WPA_IF_P2P_CLIENT:
10408 iface_type = QCA_IFACE_TYPE_P2P_CLIENT;
10409 break;
10410 case WPA_IF_IBSS:
10411 iface_type = QCA_IFACE_TYPE_IBSS;
10412 break;
10413 case WPA_IF_TDLS:
10414 iface_type = QCA_IFACE_TYPE_TDLS;
10415 break;
10416 default:
10417 return -1;
10418 }
10419
10420 param.num = *num;
10421 param.freq_list = freq_list;
10422
10423 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10424 nla_put_u32(msg, NL80211_ATTR_IFINDEX, drv->ifindex) ||
10425 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10426 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10427 QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST) ||
10428 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10429 nla_put_u32(msg,
10430 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE,
10431 iface_type)) {
10432 wpa_printf(MSG_ERROR,
10433 "%s: err in adding vendor_cmd and vendor_data",
10434 __func__);
10435 nlmsg_free(msg);
10436 return -1;
10437 }
10438 nla_nest_end(msg, params);
10439
10440 os_memset(freq_list, 0, *num * sizeof(freq_list[0]));
10441 ret = send_and_recv_msgs(drv, msg, preferred_freq_info_handler, &param);
10442 if (ret) {
10443 wpa_printf(MSG_ERROR,
10444 "%s: err in send_and_recv_msgs", __func__);
10445 return ret;
10446 }
10447
10448 *num = param.num;
10449
10450 for (i = 0; i < *num; i++) {
10451 wpa_printf(MSG_DEBUG, "nl80211: preferred_channel_list[%d]=%d",
10452 i, freq_list[i]);
10453 }
10454
10455 return 0;
10456}
10457
10458
7c813acf
AK		 10459static int nl80211_set_prob_oper_freq(void *priv, unsigned int freq)
10460{
10461 struct i802_bss *bss = priv;
10462 struct wpa_driver_nl80211_data *drv = bss->drv;
10463 struct nl_msg *msg;
10464 int ret;
10465 struct nlattr *params;
10466
10467 if (!drv->set_prob_oper_freq)
10468 return -1;
10469
10470 wpa_printf(MSG_DEBUG,
10471 "nl80211: Set P2P probable operating freq %u for ifindex %d",
10472 freq, bss->ifindex);
10473
10474 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10475 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10476 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10477 QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL) ||
10478 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10479 nla_put_u32(msg,
10480 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE,
10481 QCA_IFACE_TYPE_P2P_CLIENT) ||
10482 nla_put_u32(msg,
10483 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ,
10484 freq)) {
10485 wpa_printf(MSG_ERROR,
10486 "%s: err in adding vendor_cmd and vendor_data",
10487 __func__);
10488 nlmsg_free(msg);
10489 return -1;
10490 }
10491 nla_nest_end(msg, params);
10492
10493 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10494 msg = NULL;
10495 if (ret) {
10496 wpa_printf(MSG_ERROR, "%s: err in send_and_recv_msgs",
10497 __func__);
10498 return ret;
10499 }
10500 nlmsg_free(msg);
10501 return 0;
10502}
10503
a6f5b193
PX		 10504
10505static int nl80211_p2p_lo_start(void *priv, unsigned int freq,
10506 unsigned int period, unsigned int interval,
10507 unsigned int count, const u8 *device_types,
10508 size_t dev_types_len,
10509 const u8 *ies, size_t ies_len)
10510{
10511 struct i802_bss *bss = priv;
10512 struct wpa_driver_nl80211_data *drv = bss->drv;
10513 struct nl_msg *msg;
10514 struct nlattr *container;
10515 int ret;
10516
10517 wpa_printf(MSG_DEBUG,
10518 "nl80211: Start P2P Listen offload: freq=%u, period=%u, interval=%u, count=%u",
10519 freq, period, interval, count);
10520
10521 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
10522 return -1;
10523
10524 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10525 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10526 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10527 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_START))
10528 goto fail;
10529
10530 container = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
10531 if (!container)
10532 goto fail;
10533
10534 if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_CHANNEL,
10535 freq) ||
10536 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_PERIOD,
10537 period) ||
10538 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_INTERVAL,
10539 interval) ||
10540 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_COUNT,
10541 count) ||
10542 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_DEVICE_TYPES,
10543 dev_types_len, device_types) ||
10544 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_VENDOR_IE,
10545 ies_len, ies))
10546 goto fail;
10547
10548 nla_nest_end(msg, container);
10549 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10550 msg = NULL;
10551 if (ret) {
10552 wpa_printf(MSG_DEBUG,
10553 "nl80211: Failed to send P2P Listen offload vendor command");
10554 goto fail;
10555 }
10556
10557 return 0;
10558
10559fail:
10560 nlmsg_free(msg);
10561 return -1;
10562}
10563
10564
10565static int nl80211_p2p_lo_stop(void *priv)
10566{
10567 struct i802_bss *bss = priv;
10568 struct wpa_driver_nl80211_data *drv = bss->drv;
10569 struct nl_msg *msg;
10570
10571 wpa_printf(MSG_DEBUG, "nl80211: Stop P2P Listen offload");
10572
10573 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
10574 return -1;
10575
10576 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10577 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10578 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10579 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP)) {
10580 nlmsg_free(msg);
10581 return -1;
10582 }
10583
10584 return send_and_recv_msgs(drv, msg, NULL, NULL);
10585}
10586
2e4e4fb7
SD		 10587
10588static int nl80211_set_tdls_mode(void *priv, int tdls_external_control)
10589{
10590 struct i802_bss *bss = priv;
10591 struct wpa_driver_nl80211_data *drv = bss->drv;
10592 struct nl_msg *msg;
10593 struct nlattr *params;
10594 int ret;
10595 u32 tdls_mode;
10596
10597 wpa_printf(MSG_DEBUG,
10598 "nl80211: Set TDKS mode: tdls_external_control=%d",
10599 tdls_external_control);
10600
10601 if (tdls_external_control == 1)
10602 tdls_mode = QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_IMPLICIT |
10603 QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXTERNAL;
10604 else
10605 tdls_mode = QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXPLICIT;
10606
10607 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10608 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10609 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10610 QCA_NL80211_VENDOR_SUBCMD_CONFIGURE_TDLS))
10611 goto fail;
10612
10613 params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
10614 if (!params)
10615 goto fail;
10616
10617 if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TDLS_CONFIG_TRIGGER_MODE,
10618 tdls_mode))
10619 goto fail;
10620
10621 nla_nest_end(msg, params);
10622
10623 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10624 msg = NULL;
10625 if (ret) {
10626 wpa_printf(MSG_ERROR,
10627 "nl80211: Set TDLS mode failed: ret=%d (%s)",
10628 ret, strerror(-ret));
10629 goto fail;
10630 }
10631 return 0;
10632fail:
10633 nlmsg_free(msg);
10634 return -1;
10635}
10636
3ab48492
KV		 10637
10638#ifdef CONFIG_MBO
10639
10640static enum mbo_transition_reject_reason
10641nl80211_mbo_reject_reason_mapping(enum qca_wlan_btm_candidate_status status)
10642{
10643 switch (status) {
10644 case QCA_STATUS_REJECT_EXCESSIVE_FRAME_LOSS_EXPECTED:
10645 return MBO_TRANSITION_REJECT_REASON_FRAME_LOSS;
10646 case QCA_STATUS_REJECT_EXCESSIVE_DELAY_EXPECTED:
10647 return MBO_TRANSITION_REJECT_REASON_DELAY;
10648 case QCA_STATUS_REJECT_INSUFFICIENT_QOS_CAPACITY:
10649 return MBO_TRANSITION_REJECT_REASON_QOS_CAPACITY;
10650 case QCA_STATUS_REJECT_LOW_RSSI:
10651 return MBO_TRANSITION_REJECT_REASON_RSSI;
10652 case QCA_STATUS_REJECT_HIGH_INTERFERENCE:
10653 return MBO_TRANSITION_REJECT_REASON_INTERFERENCE;
10654 case QCA_STATUS_REJECT_UNKNOWN:
10655 default:
10656 return MBO_TRANSITION_REJECT_REASON_UNSPECIFIED;
10657 }
10658}
10659
10660
10661static void nl80211_parse_btm_candidate_info(struct candidate_list *candidate,
10662 struct nlattr *tb[], int num)
10663{
10664 enum qca_wlan_btm_candidate_status status;
10665 char buf[50];
10666
10667 os_memcpy(candidate->bssid,
10668 nla_data(tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID]),
10669 ETH_ALEN);
10670
10671 status = nla_get_u32(
10672 tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS]);
10673 candidate->is_accept = status == QCA_STATUS_ACCEPT;
10674 candidate->reject_reason = nl80211_mbo_reject_reason_mapping(status);
10675
10676 if (candidate->is_accept)
10677 os_snprintf(buf, sizeof(buf), "Accepted");
10678 else
10679 os_snprintf(buf, sizeof(buf),
10680 "Rejected, Reject_reason: %d",
10681 candidate->reject_reason);
10682 wpa_printf(MSG_DEBUG, "nl80211: BSSID[%d]: " MACSTR " %s",
10683 num, MAC2STR(candidate->bssid), buf);
10684}
10685
10686
10687static int
10688nl80211_get_bss_transition_status_handler(struct nl_msg *msg, void *arg)
10689{
10690 struct wpa_bss_candidate_info *info = arg;
10691 struct candidate_list *candidate = info->candidates;
10692 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
10693 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
10694 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX + 1];
10695 static struct nla_policy policy[
10696 QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX + 1] = {
10697 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID] = {
10698 .minlen = ETH_ALEN
10699 },
10700 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS] = {
10701 .type = NLA_U32,
10702 },
10703 };
10704 struct nlattr *attr;
10705 int rem;
10706 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
10707 u8 num;
10708
10709 num = info->num; /* number of candidates sent to driver */
10710 info->num = 0;
10711 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
10712 genlmsg_attrlen(gnlh, 0), NULL);
10713
10714 if (!tb_msg[NL80211_ATTR_VENDOR_DATA] ||
10715 nla_parse_nested(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
10716 tb_msg[NL80211_ATTR_VENDOR_DATA], NULL) ||
10717 !tb_vendor[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO])
10718 return NL_SKIP;
10719
10720 wpa_printf(MSG_DEBUG,
10721 "nl80211: WNM Candidate list received from driver");
10722 nla_for_each_nested(attr,
10723 tb_vendor[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO],
10724 rem) {
10725 if (info->num >= num ||
10726 nla_parse_nested(
10727 tb, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX,
10728 attr, policy) ||
10729 !tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID] ||
10730 !tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS])
10731 break;
10732
10733 nl80211_parse_btm_candidate_info(candidate, tb, info->num);
10734
10735 candidate++;
10736 info->num++;
10737 }
10738
10739 return NL_SKIP;
10740}
10741
10742
10743static struct wpa_bss_candidate_info *
10744nl80211_get_bss_transition_status(void *priv, struct wpa_bss_trans_info *params)
10745{
10746 struct i802_bss *bss = priv;
10747 struct wpa_driver_nl80211_data *drv = bss->drv;
10748 struct nl_msg *msg;
10749 struct nlattr *attr, *attr1, *attr2;
10750 struct wpa_bss_candidate_info *info;
10751 u8 i;
10752 int ret;
10753 u8 *pos;
10754
10755 if (!drv->fetch_bss_trans_status)
10756 return NULL;
10757
10758 info = os_zalloc(sizeof(*info));
10759 if (!info)
10760 return NULL;
10761 /* Allocate memory for number of candidates sent to driver */
10762 info->candidates = os_calloc(params->n_candidates,
10763 sizeof(*info->candidates));
10764 if (!info->candidates) {
10765 os_free(info);
10766 return NULL;
10767 }
10768
10769 /* Copy the number of candidates being sent to driver. This is used in
10770 * nl80211_get_bss_transition_status_handler() to limit the number of
10771 * candidates that can be populated in info->candidates and will be
10772 * later overwritten with the actual number of candidates received from
10773 * the driver.
10774 */
10775 info->num = params->n_candidates;
10776
10777 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10778 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10779 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10780 QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS))
10781 goto fail;
10782
10783 attr = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
10784 if (!attr)
10785 goto fail;
10786
10787 if (nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_BTM_MBO_TRANSITION_REASON,
10788 params->mbo_transition_reason))
10789 goto fail;
10790
10791 attr1 = nla_nest_start(msg, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO);
10792 if (!attr1)
10793 goto fail;
10794
10795 wpa_printf(MSG_DEBUG,
10796 "nl80211: WNM Candidate list info sending to driver: mbo_transition_reason: %d n_candidates: %d",
10797 params->mbo_transition_reason, params->n_candidates);
10798 pos = params->bssid;
10799 for (i = 0; i < params->n_candidates; i++) {
10800 wpa_printf(MSG_DEBUG, "nl80211: BSSID[%d]: " MACSTR, i,
10801 MAC2STR(pos));
10802 attr2 = nla_nest_start(msg, i);
10803 if (!attr2 ||
10804 nla_put(msg, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID,
10805 ETH_ALEN, pos))
10806 goto fail;
10807 pos += ETH_ALEN;
10808 nla_nest_end(msg, attr2);
10809 }
10810
10811 nla_nest_end(msg, attr1);
10812 nla_nest_end(msg, attr);
10813
10814 ret = send_and_recv_msgs(drv, msg,
10815 nl80211_get_bss_transition_status_handler,
10816 info);
10817 msg = NULL;
10818 if (ret) {
10819 wpa_printf(MSG_ERROR,
10820 "nl80211: WNM Get BSS transition status failed: ret=%d (%s)",
10821 ret, strerror(-ret));
10822 goto fail;
10823 }
10824 return info;
10825
10826fail:
10827 nlmsg_free(msg);
10828 os_free(info->candidates);
10829 os_free(info);
10830 return NULL;
10831}
10832
178553b7
VK		 10833
10834/**
10835 * nl80211_ignore_assoc_disallow - Configure driver to ignore assoc_disallow
10836 * @priv: Pointer to private driver data from wpa_driver_nl80211_init()
10837 * @ignore_assoc_disallow: 0 to not ignore, 1 to ignore
10838 * Returns: 0 on success, -1 on failure
10839 */
10840static int nl80211_ignore_assoc_disallow(void *priv, int ignore_disallow)
10841{
10842 struct i802_bss *bss = priv;
10843 struct wpa_driver_nl80211_data *drv = bss->drv;
10844 struct nl_msg *msg;
10845 struct nlattr *attr;
10846 int ret = -1;
10847
10848 if (!drv->set_wifi_conf_vendor_cmd_avail)
10849 return -1;
10850
10851 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10852 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10853 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10854 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION))
10855 goto fail;
10856
10857 attr = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
10858 if (!attr)
10859 goto fail;
10860
10861 wpa_printf(MSG_DEBUG, "nl80211: Set ignore_assoc_disallow %d",
10862 ignore_disallow);
10863 if (nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_CONFIG_IGNORE_ASSOC_DISALLOWED,
10864 ignore_disallow))
10865 goto fail;
10866
10867 nla_nest_end(msg, attr);
10868
10869 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
10870 msg = NULL;
10871 if (ret) {
10872 wpa_printf(MSG_ERROR,
10873 "nl80211: Set ignore_assoc_disallow failed: ret=%d (%s)",
10874 ret, strerror(-ret));
10875 goto fail;
10876 }
10877
10878fail:
10879 nlmsg_free(msg);
10880 return ret;
10881}
10882
3ab48492
KV		 10883#endif /* CONFIG_MBO */
10884
b658547d
JM		 10885#endif /* CONFIG_DRIVER_NL80211_QCA */
10886
7c813acf 10887
6922d440
IP		 10888static int nl80211_write_to_file(const char *name, unsigned int val)
10889{
10890 int fd, len;
10891 char tmp[128];
3b726df8 10892 int ret = 0;
6922d440
IP		 10893
10894 fd = open(name, O_RDWR);
10895 if (fd < 0) {
3b726df8
BN		 10896 int level;
10897 /*
10898 * Flags may not exist on older kernels, or while we're tearing
10899 * down a disappearing device.
10900 */
10901 if (errno == ENOENT) {
10902 ret = 0;
10903 level = MSG_DEBUG;
10904 } else {
10905 ret = -1;
10906 level = MSG_ERROR;
10907 }
10908 wpa_printf(level, "nl80211: Failed to open %s: %s",
6922d440 10909 name, strerror(errno));
3b726df8 10910 return ret;
6922d440
IP		 10911 }
10912
10913 len = os_snprintf(tmp, sizeof(tmp), "%u\n", val);
10914 len = write(fd, tmp, len);
3b726df8
BN		 10915 if (len < 0) {
10916 ret = -1;
6922d440
IP		 10917 wpa_printf(MSG_ERROR, "nl80211: Failed to write to %s: %s",
10918 name, strerror(errno));
3b726df8 10919 }
6922d440
IP		 10920 close(fd);
10921
3b726df8 10922 return ret;
6922d440
IP		 10923}
10924
10925
10926static int nl80211_configure_data_frame_filters(void *priv, u32 filter_flags)
10927{
10928 struct i802_bss *bss = priv;
10929 char path[128];
10930 int ret;
10931
10932 wpa_printf(MSG_DEBUG, "nl80211: Data frame filter flags=0x%x",
10933 filter_flags);
10934
10935 /* Configure filtering of unicast frame encrypted using GTK */
10936 ret = os_snprintf(path, sizeof(path),
10937 "/proc/sys/net/ipv4/conf/%s/drop_unicast_in_l2_multicast",
10938 bss->ifname);
bd86ea08
JM		 10939 if (os_snprintf_error(sizeof(path), ret))
10940 return -1;
6922d440
IP		 10941
10942 ret = nl80211_write_to_file(path,
10943 !!(filter_flags &
10944 WPA_DATA_FRAME_FILTER_FLAG_GTK));
10945 if (ret) {
10946 wpa_printf(MSG_ERROR,
10947 "nl80211: Failed to set IPv4 unicast in multicast filter");
10948 return ret;
10949 }
10950
10951 os_snprintf(path, sizeof(path),
10952 "/proc/sys/net/ipv6/conf/%s/drop_unicast_in_l2_multicast",
10953 bss->ifname);
10954 ret = nl80211_write_to_file(path,
10955 !!(filter_flags &
10956 WPA_DATA_FRAME_FILTER_FLAG_GTK));
10957
10958 if (ret) {
10959 wpa_printf(MSG_ERROR,
10960 "nl80211: Failed to set IPv6 unicast in multicast filter");
10961 return ret;
10962 }
10963
10964 /* Configure filtering of unicast frame encrypted using GTK */
10965 os_snprintf(path, sizeof(path),
10966 "/proc/sys/net/ipv4/conf/%s/drop_gratuitous_arp",
10967 bss->ifname);
10968 ret = nl80211_write_to_file(path,
10969 !!(filter_flags &
10970 WPA_DATA_FRAME_FILTER_FLAG_ARP));
10971 if (ret) {
10972 wpa_printf(MSG_ERROR,
10973 "nl80211: Failed set gratuitous ARP filter");
10974 return ret;
10975 }
10976
10977 /* Configure filtering of IPv6 NA frames */
10978 os_snprintf(path, sizeof(path),
10979 "/proc/sys/net/ipv6/conf/%s/drop_unsolicited_na",
10980 bss->ifname);
10981 ret = nl80211_write_to_file(path,
10982 !!(filter_flags &
10983 WPA_DATA_FRAME_FILTER_FLAG_NA));
10984 if (ret) {
10985 wpa_printf(MSG_ERROR,
10986 "nl80211: Failed to set unsolicited NA filter");
10987 return ret;
10988 }
10989
10990 return 0;
10991}
10992
10993
cc9a2575
KV		 10994static int nl80211_get_ext_capab(void *priv, enum wpa_driver_if_type type,
10995 const u8 **ext_capa, const u8 **ext_capa_mask,
10996 unsigned int *ext_capa_len)
10997{
10998 struct i802_bss *bss = priv;
10999 struct wpa_driver_nl80211_data *drv = bss->drv;
11000 enum nl80211_iftype nlmode;
11001 unsigned int i;
11002
11003 if (!ext_capa || !ext_capa_mask || !ext_capa_len)
11004 return -1;
11005
11006 nlmode = wpa_driver_nl80211_if_type(type);
11007
11008 /* By default, use the per-radio values */
11009 *ext_capa = drv->extended_capa;
11010 *ext_capa_mask = drv->extended_capa_mask;
11011 *ext_capa_len = drv->extended_capa_len;
11012
11013 /* Replace the default value if a per-interface type value exists */
11014 for (i = 0; i < drv->num_iface_ext_capa; i++) {
11015 if (nlmode == drv->iface_ext_capa[i].iftype) {
11016 *ext_capa = drv->iface_ext_capa[i].ext_capa;
11017 *ext_capa_mask = drv->iface_ext_capa[i].ext_capa_mask;
11018 *ext_capa_len = drv->iface_ext_capa[i].ext_capa_len;
11019 break;
11020 }
11021 }
11022
11023 return 0;
11024}
11025
11026
3c67e977
VK		 11027static int nl80211_update_connection_params(
11028 void *priv, struct wpa_driver_associate_params *params,
11029 enum wpa_drv_update_connect_params_mask mask)
11030{
11031 struct i802_bss *bss = priv;
11032 struct wpa_driver_nl80211_data *drv = bss->drv;
11033 struct nl_msg *msg;
11034 int ret = -1;
11035 enum nl80211_auth_type type;
11036
c574a3ff
SD		 11037 /* Update Connection Params is intended for drivers that implement
11038 * internal SME and expect these updated connection params from
11039 * wpa_supplicant. Do not send this request for the drivers using
11040 * SME from wpa_supplicant.
11041 */
11042 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
11043 return 0;
11044
3c67e977
VK		 11045 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_CONNECT_PARAMS);
11046 if (!msg)
11047 goto fail;
11048
11049 wpa_printf(MSG_DEBUG, "nl80211: Update connection params (ifindex=%d)",
11050 drv->ifindex);
11051
11052 if ((mask & WPA_DRV_UPDATE_ASSOC_IES) && params->wpa_ie) {
11053 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
11054 params->wpa_ie))
11055 goto fail;
11056 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie,
11057 params->wpa_ie_len);
11058 }
11059
11060 if (mask & WPA_DRV_UPDATE_AUTH_TYPE) {
11061 type = get_nl_auth_type(params->auth_alg);
11062 if (type == NL80211_AUTHTYPE_MAX ||
11063 nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
11064 goto fail;
11065 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
11066 }
11067
11068 if ((mask & WPA_DRV_UPDATE_FILS_ERP_INFO) &&
11069 nl80211_put_fils_connect_params(drv, params, msg))
11070 goto fail;
11071
11072 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
11073 msg = NULL;
11074 if (ret)
11075 wpa_dbg(drv->ctx, MSG_DEBUG,
11076 "nl80211: Update connect params command failed: ret=%d (%s)",
11077 ret, strerror(-ret));
11078
11079fail:
11080 nlmsg_free(msg);
11081 return ret;
11082}
11083
11084
ba71cb82
SD		 11085static int nl80211_send_external_auth_status(void *priv,
11086 struct external_auth *params)
11087{
11088 struct i802_bss *bss = priv;
11089 struct wpa_driver_nl80211_data *drv = bss->drv;
11090 struct nl_msg *msg = NULL;
11091 int ret = -1;
11092
236e793e
SD		 11093 /* External auth command/status is intended for drivers that implement
11094 * intenral SME but want to offload authentication processing (e.g.,
11095 * SAE) to hostapd/wpa_supplicant. Do nott send the status to drivers
11096 * which do not support AP SME or use wpa_supplicant/hostapd SME.
11097 */
2552a373 11098 if ((is_ap_interface(drv->nlmode) && !bss->drv->device_ap_sme) ||
236e793e
SD		 11099 (drv->capa.flags & WPA_DRIVER_FLAGS_SME))
11100 return -1;
11101
ba71cb82
SD		 11102 wpa_dbg(drv->ctx, MSG_DEBUG,
11103 "nl80211: External auth status: %u", params->status);
11104
11105 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_EXTERNAL_AUTH);
11106 if (!msg ||
11107 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, params->status) ||
dd1a8cef 11108 (params->ssid && params->ssid_len &&
236e793e
SD		 11109 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) ||
11110 (params->pmkid &&
11111 nla_put(msg, NL80211_ATTR_PMKID, PMKID_LEN, params->pmkid)) ||
dd1a8cef
JM		 11112 (params->bssid &&
11113 nla_put(msg, NL80211_ATTR_BSSID, ETH_ALEN, params->bssid)))
ba71cb82
SD		 11114 goto fail;
11115 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
11116 msg = NULL;
11117 if (ret) {
11118 wpa_printf(MSG_DEBUG,
11119 "nl80211: External Auth status update failed: ret=%d (%s)",
11120 ret, strerror(-ret));
11121 goto fail;
11122 }
11123fail:
11124 nlmsg_free(msg);
11125 return ret;
11126}
11127
11128
5abc7823
VN		 11129static int nl80211_set_4addr_mode(void *priv, const char *bridge_ifname,
11130 int val)
11131{
11132 struct i802_bss *bss = priv;
11133 struct wpa_driver_nl80211_data *drv = bss->drv;
11134 struct nl_msg *msg;
11135 int ret = -ENOBUFS;
11136
11137 wpa_printf(MSG_DEBUG, "nl80211: %s 4addr mode (bridge_ifname: %s)",
11138 val ? "Enable" : "Disable", bridge_ifname);
11139
11140 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
11141 if (!msg || nla_put_u8(msg, NL80211_ATTR_4ADDR, val))
11142 goto fail;
11143
11144 if (bridge_ifname[0] && bss->added_if_into_bridge && !val) {
11145 if (linux_br_del_if(drv->global->ioctl_sock,
11146 bridge_ifname, bss->ifname)) {
11147 wpa_printf(MSG_ERROR,
11148 "nl80211: Failed to remove interface %s from bridge %s",
11149 bss->ifname, bridge_ifname);
11150 return -1;
11151 }
11152 bss->added_if_into_bridge = 0;
11153 }
11154
11155 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
11156 msg = NULL;
11157 if (!ret) {
11158 if (bridge_ifname[0] && val &&
11159 i802_check_bridge(drv, bss, bridge_ifname, bss->ifname) < 0)
11160 return -1;
11161 return 0;
11162 }
11163
11164fail:
11165 nlmsg_free(msg);
11166 wpa_printf(MSG_ERROR, "nl80211: Failed to enable/disable 4addr");
11167
11168 return ret;
11169}
11170
11171
3f5285e8
JM		 11172const struct wpa_driver_ops wpa_driver_nl80211_ops = {
11173 .name = "nl80211",
11174 .desc = "Linux nl80211/cfg80211",
11175 .get_bssid = wpa_driver_nl80211_get_bssid,
11176 .get_ssid = wpa_driver_nl80211_get_ssid,
9ebce9c5
JM		 11177 .set_key = driver_nl80211_set_key,
11178 .scan2 = driver_nl80211_scan2,
d21c63b9
LC		 11179 .sched_scan = wpa_driver_nl80211_sched_scan,
11180 .stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
3f5285e8 11181 .get_scan_results2 = wpa_driver_nl80211_get_scan_results,
4f30addb 11182 .abort_scan = wpa_driver_nl80211_abort_scan,
9ebce9c5
JM		 11183 .deauthenticate = driver_nl80211_deauthenticate,
11184 .authenticate = driver_nl80211_authenticate,
3f5285e8 11185 .associate = wpa_driver_nl80211_associate,
f2ed8023
JM		 11186 .global_init = nl80211_global_init,
11187 .global_deinit = nl80211_global_deinit,
11188 .init2 = wpa_driver_nl80211_init,
9ebce9c5 11189 .deinit = driver_nl80211_deinit,
3f5285e8
JM		 11190 .get_capa = wpa_driver_nl80211_get_capa,
11191 .set_operstate = wpa_driver_nl80211_set_operstate,
01652550 11192 .set_supp_port = wpa_driver_nl80211_set_supp_port,
6d158490 11193 .set_country = wpa_driver_nl80211_set_country,
f0793bf1 11194 .get_country = wpa_driver_nl80211_get_country,
19c3b566 11195 .set_ap = wpa_driver_nl80211_set_ap,
3c4ca363 11196 .set_acl = wpa_driver_nl80211_set_acl,
22a7c9d7 11197 .if_add = wpa_driver_nl80211_if_add,
9ebce9c5
JM		 11198 .if_remove = driver_nl80211_if_remove,
11199 .send_mlme = driver_nl80211_send_mlme,
0fafeb54 11200 .get_hw_feature_data = nl80211_get_hw_feature_data,
0f4e8b4f 11201 .sta_add = wpa_driver_nl80211_sta_add,
9ebce9c5 11202 .sta_remove = driver_nl80211_sta_remove,
db149ac9 11203 .hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
a8d6ffa4 11204 .sta_set_flags = wpa_driver_nl80211_sta_set_flags,
1d6f6385 11205 .sta_set_airtime_weight = driver_nl80211_sta_set_airtime_weight,
c5121837 11206 .hapd_init = i802_init,
c5121837 11207 .hapd_deinit = i802_deinit,
f7b3920c 11208 .set_wds_sta = i802_set_wds_sta,
c5121837
JM		 11209 .get_seqnum = i802_get_seqnum,
11210 .flush = i802_flush,
c5121837
JM		 11211 .get_inact_sec = i802_get_inact_sec,
11212 .sta_clear_stats = i802_sta_clear_stats,
c5121837
JM		 11213 .set_rts = i802_set_rts,
11214 .set_frag = i802_set_frag,
c5121837 11215 .set_tx_queue_params = i802_set_tx_queue_params,
9ebce9c5 11216 .set_sta_vlan = driver_nl80211_set_sta_vlan,
ee7ab173
JB		 11217 .sta_deauth = i802_sta_deauth,
11218 .sta_disassoc = i802_sta_disassoc,
9ebce9c5 11219 .read_sta_data = driver_nl80211_read_sta_data,
e3802622 11220 .set_freq = i802_set_freq,
9ebce9c5 11221 .send_action = driver_nl80211_send_action,
5dfca53f 11222 .send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait,
55777702
JM		 11223 .remain_on_channel = wpa_driver_nl80211_remain_on_channel,
11224 .cancel_remain_on_channel =
11225 wpa_driver_nl80211_cancel_remain_on_channel,
9ebce9c5 11226 .probe_req_report = driver_nl80211_probe_req_report,
af473088 11227 .deinit_ap = wpa_driver_nl80211_deinit_ap,
3c29244e 11228 .deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
207ef3fb 11229 .resume = wpa_driver_nl80211_resume,
b625473c 11230 .signal_monitor = nl80211_signal_monitor,
1c5c7273 11231 .signal_poll = nl80211_signal_poll,
7f00dc6e 11232 .channel_info = nl80211_channel_info,
b91ab76e 11233 .send_frame = nl80211_send_frame,
c55f774d 11234 .set_param = nl80211_set_param,
6859f1cb 11235 .get_radio_name = nl80211_get_radio_name,
a6efc65d
JM		 11236 .add_pmkid = nl80211_add_pmkid,
11237 .remove_pmkid = nl80211_remove_pmkid,
11238 .flush_pmkid = nl80211_flush_pmkid,
b14a210c 11239 .set_rekey_info = nl80211_set_rekey_info,
bcf24348 11240 .poll_client = nl80211_poll_client,
29f338af 11241 .set_p2p_powersave = nl80211_set_p2p_powersave,
f90e9c1c 11242 .start_dfs_cac = nl80211_start_radar_detection,
695c7038 11243 .stop_ap = wpa_driver_nl80211_stop_ap,
03ea1786
AN		 11244#ifdef CONFIG_TDLS
11245 .send_tdls_mgmt = nl80211_send_tdls_mgmt,
11246 .tdls_oper = nl80211_tdls_oper,
72b2605f
AN		 11247 .tdls_enable_channel_switch = nl80211_tdls_enable_channel_switch,
11248 .tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
03ea1786 11249#endif /* CONFIG_TDLS */
6a1ce395 11250 .update_ft_ies = wpa_driver_nl80211_update_ft_ies,
d1836e23 11251 .update_dh_ie = nl80211_update_dh_ie,
597b94f5 11252 .get_mac_addr = wpa_driver_nl80211_get_macaddr,
0185007c 11253 .get_survey = wpa_driver_nl80211_get_survey,
a771c07d 11254 .status = wpa_driver_nl80211_status,
1c4ffa87 11255 .switch_channel = nl80211_switch_channel,
0de38036
JM		 11256#ifdef ANDROID_P2P
11257 .set_noa = wpa_driver_set_p2p_noa,
11258 .get_noa = wpa_driver_get_p2p_noa,
11259 .set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie,
11260#endif /* ANDROID_P2P */
5e2c3490 11261#ifdef ANDROID
ded14ce9 11262#ifndef ANDROID_LIB_STUB
5e2c3490 11263 .driver_cmd = wpa_driver_nl80211_driver_cmd,
ded14ce9 11264#endif /* !ANDROID_LIB_STUB */
5e2c3490 11265#endif /* ANDROID */
adef8948 11266 .vendor_cmd = nl80211_vendor_cmd,
049105b4 11267 .set_qos_map = nl80211_set_qos_map,
e4fa8b12 11268 .set_wowlan = nl80211_set_wowlan,
fee354c7 11269 .set_mac_addr = nl80211_set_mac_addr,
6c1664f6
BC		 11270#ifdef CONFIG_MESH
11271 .init_mesh = wpa_driver_nl80211_init_mesh,
11272 .join_mesh = wpa_driver_nl80211_join_mesh,
11273 .leave_mesh = wpa_driver_nl80211_leave_mesh,
c36109e4 11274 .probe_mesh_link = nl80211_probe_mesh_link,
6c1664f6 11275#endif /* CONFIG_MESH */
71103bed
KP		 11276 .br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
11277 .br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
73d2294f 11278 .br_port_set_attr = wpa_driver_br_port_set_attr,
7565752d 11279 .br_set_net_param = wpa_driver_br_set_net_param,
dfa87878
MB		 11280 .add_tx_ts = nl80211_add_ts,
11281 .del_tx_ts = nl80211_del_ts,
45e3fc72 11282 .get_ifindex = nl80211_get_ifindex,
b658547d 11283#ifdef CONFIG_DRIVER_NL80211_QCA
9607a1ae 11284 .roaming = nl80211_roaming,
d98038bb 11285 .disable_fils = nl80211_disable_fils,
16689c7c 11286 .do_acs = wpa_driver_do_acs,
844dfeb8 11287 .set_band = nl80211_set_band,
98342208 11288 .get_pref_freq_list = nl80211_get_pref_freq_list,
7c813acf 11289 .set_prob_oper_freq = nl80211_set_prob_oper_freq,
a6f5b193
PX		 11290 .p2p_lo_start = nl80211_p2p_lo_start,
11291 .p2p_lo_stop = nl80211_p2p_lo_stop,
cc9985d1 11292 .set_default_scan_ies = nl80211_set_default_scan_ies,
2e4e4fb7 11293 .set_tdls_mode = nl80211_set_tdls_mode,
3ab48492
KV		 11294#ifdef CONFIG_MBO
11295 .get_bss_transition_status = nl80211_get_bss_transition_status,
178553b7 11296 .ignore_assoc_disallow = nl80211_ignore_assoc_disallow,
3ab48492 11297#endif /* CONFIG_MBO */
b04854ce 11298 .set_bssid_blacklist = nl80211_set_bssid_blacklist,
df3b2e22 11299 .add_sta_node = nl80211_add_sta_node,
b658547d 11300#endif /* CONFIG_DRIVER_NL80211_QCA */
6922d440 11301 .configure_data_frame_filters = nl80211_configure_data_frame_filters,
cc9a2575 11302 .get_ext_capab = nl80211_get_ext_capab,
3c67e977 11303 .update_connect_params = nl80211_update_connection_params,
ba71cb82 11304 .send_external_auth_status = nl80211_send_external_auth_status,
5abc7823 11305 .set_4addr_mode = nl80211_set_4addr_mode,
3f5285e8 11306};
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