blob: ca74d35f2fdb6b5bf999c653e7696cac41a6f5eb [file] [log] [blame]
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001/*
2 * Driver interaction with Linux nl80211/cfg80211
Dmitry Shmidt807291d2015-01-27 13:40:23 -08003 * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004 * Copyright (c) 2003-2004, Instant802 Networks, Inc.
5 * Copyright (c) 2005-2006, Devicescape Software, Inc.
6 * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
7 * Copyright (c) 2009-2010, Atheros Communications
8 *
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08009 * This software may be distributed under the terms of the BSD license.
10 * See README for more details.
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011 */
12
13#include "includes.h"
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070014#include <sys/types.h>
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070015#include <fcntl.h>
16#include <net/if.h>
17#include <netlink/genl/genl.h>
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070018#include <netlink/genl/ctrl.h>
Dmitry Shmidt661b4f72014-09-29 14:58:27 -070019#ifdef CONFIG_LIBNL3_ROUTE
20#include <netlink/route/neighbour.h>
21#endif /* CONFIG_LIBNL3_ROUTE */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070022#include <linux/rtnetlink.h>
23#include <netpacket/packet.h>
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080024#include <linux/errqueue.h>
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070025
26#include "common.h"
27#include "eloop.h"
Dmitry Shmidtcf32e602014-01-28 10:57:39 -080028#include "common/qca-vendor.h"
Dmitry Shmidt7832adb2014-04-29 10:53:02 -070029#include "common/qca-vendor-attr.h"
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070030#include "common/ieee802_11_defs.h"
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080031#include "common/ieee802_11_common.h"
Paul Stewart092955c2017-02-06 09:13:09 -080032#include "common/wpa_common.h"
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070033#include "netlink.h"
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080034#include "linux_defines.h"
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070035#include "linux_ioctl.h"
36#include "radiotap.h"
37#include "radiotap_iter.h"
38#include "rfkill.h"
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080039#include "driver_nl80211.h"
Ajay Davanagerib921bb82020-09-16 12:49:08 +053040#ifdef CONFIG_DRIVER_NL80211_BRCM
41#include "common/brcm_vendor.h"
42#endif /* CONFIG_DRIVER_NL80211_BRCM */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080043
Hai Shalom74f70d42019-02-11 14:42:39 -080044#ifndef NETLINK_CAP_ACK
45#define NETLINK_CAP_ACK 10
46#endif /* NETLINK_CAP_ACK */
Hai Shalom39ba6fc2019-01-22 12:40:38 -080047/* support for extack if compilation headers are too old */
48#ifndef NETLINK_EXT_ACK
49#define NETLINK_EXT_ACK 11
50enum nlmsgerr_attrs {
51 NLMSGERR_ATTR_UNUSED,
52 NLMSGERR_ATTR_MSG,
53 NLMSGERR_ATTR_OFFS,
54 NLMSGERR_ATTR_COOKIE,
55
56 __NLMSGERR_ATTR_MAX,
57 NLMSGERR_ATTR_MAX = __NLMSGERR_ATTR_MAX - 1
58};
59#endif
60#ifndef NLM_F_CAPPED
61#define NLM_F_CAPPED 0x100
62#endif
63#ifndef NLM_F_ACK_TLVS
64#define NLM_F_ACK_TLVS 0x200
65#endif
66#ifndef SOL_NETLINK
67#define SOL_NETLINK 270
68#endif
69
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070070
Dmitry Shmidt54605472013-11-08 11:10:19 -080071#ifdef ANDROID
72/* system/core/libnl_2 does not include nl_socket_set_nonblocking() */
Dmitry Shmidt54605472013-11-08 11:10:19 -080073#undef nl_socket_set_nonblocking
74#define nl_socket_set_nonblocking(h) android_nl_socket_set_nonblocking(h)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080075
Dmitry Shmidt54605472013-11-08 11:10:19 -080076#endif /* ANDROID */
77
78
Hai Shalomfdcde762020-04-02 11:19:20 -070079static struct nl_sock * nl_create_handle(struct nl_cb *cb, const char *dbg)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080080{
Hai Shalomfdcde762020-04-02 11:19:20 -070081 struct nl_sock *handle;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080082
Hai Shalomfdcde762020-04-02 11:19:20 -070083 handle = nl_socket_alloc_cb(cb);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080084 if (handle == NULL) {
85 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
86 "callbacks (%s)", dbg);
87 return NULL;
88 }
89
90 if (genl_connect(handle)) {
91 wpa_printf(MSG_ERROR, "nl80211: Failed to connect to generic "
92 "netlink (%s)", dbg);
Hai Shalomfdcde762020-04-02 11:19:20 -070093 nl_socket_free(handle);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080094 return NULL;
95 }
96
97 return handle;
98}
99
100
Hai Shalomfdcde762020-04-02 11:19:20 -0700101static void nl_destroy_handles(struct nl_sock **handle)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800102{
103 if (*handle == NULL)
104 return;
Hai Shalomfdcde762020-04-02 11:19:20 -0700105 nl_socket_free(*handle);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800106 *handle = NULL;
107}
108
109
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700110#if __WORDSIZE == 64
111#define ELOOP_SOCKET_INVALID (intptr_t) 0x8888888888888889ULL
112#else
113#define ELOOP_SOCKET_INVALID (intptr_t) 0x88888889ULL
114#endif
115
Hai Shalomfdcde762020-04-02 11:19:20 -0700116static void nl80211_register_eloop_read(struct nl_sock **handle,
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700117 eloop_sock_handler handler,
Roshan Pius3a1667e2018-07-03 15:17:14 -0700118 void *eloop_data, int persist)
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700119{
Dmitry Shmidt807291d2015-01-27 13:40:23 -0800120 /*
121 * libnl uses a pretty small buffer (32 kB that gets converted to 64 kB)
122 * by default. It is possible to hit that limit in some cases where
123 * operations are blocked, e.g., with a burst of Deauthentication frames
124 * to hostapd and STA entry deletion. Try to increase the buffer to make
125 * this less likely to occur.
126 */
Hai Shalomfdcde762020-04-02 11:19:20 -0700127 int err;
128
129 err = nl_socket_set_buffer_size(*handle, 262144, 0);
130 if (err < 0) {
Dmitry Shmidt807291d2015-01-27 13:40:23 -0800131 wpa_printf(MSG_DEBUG,
132 "nl80211: Could not set nl_socket RX buffer size: %s",
Hai Shalomfdcde762020-04-02 11:19:20 -0700133 nl_geterror(err));
Dmitry Shmidt807291d2015-01-27 13:40:23 -0800134 /* continue anyway with the default (smaller) buffer */
135 }
Dmitry Shmidt807291d2015-01-27 13:40:23 -0800136
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700137 nl_socket_set_nonblocking(*handle);
138 eloop_register_read_sock(nl_socket_get_fd(*handle), handler,
139 eloop_data, *handle);
Roshan Pius3a1667e2018-07-03 15:17:14 -0700140 if (!persist)
141 *handle = (void *) (((intptr_t) *handle) ^
142 ELOOP_SOCKET_INVALID);
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700143}
144
145
Hai Shalomfdcde762020-04-02 11:19:20 -0700146static void nl80211_destroy_eloop_handle(struct nl_sock **handle, int persist)
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700147{
Roshan Pius3a1667e2018-07-03 15:17:14 -0700148 if (!persist)
149 *handle = (void *) (((intptr_t) *handle) ^
150 ELOOP_SOCKET_INVALID);
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700151 eloop_unregister_read_sock(nl_socket_get_fd(*handle));
152 nl_destroy_handles(handle);
153}
154
155
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800156static void nl80211_global_deinit(void *priv);
Dmitry Shmidt7f656022015-02-25 14:36:37 -0800157static void nl80211_check_global(struct nl80211_global *global);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800158
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -0800159static void wpa_driver_nl80211_deinit(struct i802_bss *bss);
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -0700160static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
161 struct hostapd_freq_params *freq);
Dmitry Shmidtd30ac602014-06-30 09:54:22 -0700162
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700163static int
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -0800164wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800165 const u8 *set_addr, int first,
166 const char *driver_params);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800167static int nl80211_send_frame_cmd(struct i802_bss *bss,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700168 unsigned int freq, unsigned int wait,
Hai Shalomfdcde762020-04-02 11:19:20 -0700169 const u8 *buf, size_t buf_len,
170 int save_cookie,
Dmitry Shmidtd80a4012015-11-05 16:35:40 -0800171 int no_cck, int no_ack, int offchanok,
172 const u16 *csa_offs, size_t csa_offs_len);
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -0800173static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss,
174 int report);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700175
Dmitry Shmidt9c175262016-03-03 10:20:07 -0800176#define IFIDX_ANY -1
177
178static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
179 int ifidx_reason);
180static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
181 int ifidx_reason);
182static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
183 int ifidx_reason);
Dmitry Shmidt738a26e2011-07-07 14:22:14 -0700184
Dmitry Shmidt7832adb2014-04-29 10:53:02 -0700185static int nl80211_set_channel(struct i802_bss *bss,
186 struct hostapd_freq_params *freq, int set_chan);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700187static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
188 int ifindex, int disabled);
189
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800190static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
191 int reset_mode);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800192
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -0700193static int i802_set_iface_flags(struct i802_bss *bss, int up);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800194static int nl80211_set_param(void *priv, const char *param);
Dmitry Shmidtd13095b2016-08-22 14:02:19 -0700195#ifdef CONFIG_MESH
196static int nl80211_put_mesh_config(struct nl_msg *msg,
197 struct wpa_driver_mesh_bss_params *params);
198#endif /* CONFIG_MESH */
Dmitry Shmidt29333592017-01-09 12:27:11 -0800199static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
Hai Shalom81f62d82019-07-22 12:10:00 -0700200 u16 reason);
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700201
202
Dmitry Shmidt04f534e2013-12-09 15:50:16 -0800203/* Converts nl80211_chan_width to a common format */
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800204enum chan_width convert2width(int width)
Dmitry Shmidt04f534e2013-12-09 15:50:16 -0800205{
206 switch (width) {
207 case NL80211_CHAN_WIDTH_20_NOHT:
208 return CHAN_WIDTH_20_NOHT;
209 case NL80211_CHAN_WIDTH_20:
210 return CHAN_WIDTH_20;
211 case NL80211_CHAN_WIDTH_40:
212 return CHAN_WIDTH_40;
213 case NL80211_CHAN_WIDTH_80:
214 return CHAN_WIDTH_80;
215 case NL80211_CHAN_WIDTH_80P80:
216 return CHAN_WIDTH_80P80;
217 case NL80211_CHAN_WIDTH_160:
218 return CHAN_WIDTH_160;
219 }
220 return CHAN_WIDTH_UNKNOWN;
221}
222
223
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800224int is_ap_interface(enum nl80211_iftype nlmode)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800225{
Dmitry Shmidt7832adb2014-04-29 10:53:02 -0700226 return nlmode == NL80211_IFTYPE_AP ||
227 nlmode == NL80211_IFTYPE_P2P_GO;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800228}
229
230
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800231int is_sta_interface(enum nl80211_iftype nlmode)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800232{
Dmitry Shmidt7832adb2014-04-29 10:53:02 -0700233 return nlmode == NL80211_IFTYPE_STATION ||
234 nlmode == NL80211_IFTYPE_P2P_CLIENT;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800235}
236
237
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700238static int is_p2p_net_interface(enum nl80211_iftype nlmode)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800239{
Dmitry Shmidt7832adb2014-04-29 10:53:02 -0700240 return nlmode == NL80211_IFTYPE_P2P_CLIENT ||
241 nlmode == NL80211_IFTYPE_P2P_GO;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800242}
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700243
244
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800245struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
246 int ifindex)
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -0700247{
248 struct i802_bss *bss;
249
250 for (bss = drv->first_bss; bss; bss = bss->next) {
251 if (bss->ifindex == ifindex)
252 return bss;
253 }
254
255 return NULL;
256}
257
258
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800259static int is_mesh_interface(enum nl80211_iftype nlmode)
260{
261 return nlmode == NL80211_IFTYPE_MESH_POINT;
262}
263
264
265void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv)
Dmitry Shmidt8bae4132013-06-06 11:25:10 -0700266{
267 if (drv->associated)
268 os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
269 drv->associated = 0;
270 os_memset(drv->bssid, 0, ETH_ALEN);
Hai Shalom5f92bc92019-04-18 11:54:11 -0700271 drv->first_bss->freq = 0;
Dmitry Shmidt8bae4132013-06-06 11:25:10 -0700272}
273
274
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700275/* nl80211 code */
276static int ack_handler(struct nl_msg *msg, void *arg)
277{
278 int *err = arg;
279 *err = 0;
280 return NL_STOP;
281}
282
Hai Shalom899fcc72020-10-19 14:38:18 -0700283
284struct nl80211_ack_ext_arg {
285 int *err;
286 void *ext_data;
287};
288
289
290static int ack_handler_cookie(struct nl_msg *msg, void *arg)
291{
292 struct nl80211_ack_ext_arg *ext_arg = arg;
293 struct nlattr *tb[NLMSGERR_ATTR_MAX + 1];
294 u64 *cookie = ext_arg->ext_data;
295 struct nlattr *attrs;
296 size_t ack_len, attr_len;
297
298 *ext_arg->err = 0;
299 ack_len = sizeof(struct nlmsghdr) + sizeof(int) +
300 sizeof(struct nlmsghdr);
301 attrs = (struct nlattr *)
302 ((u8 *) nlmsg_data(nlmsg_hdr(msg)) + sizeof(struct nlmsghdr) +
303 sizeof(int));
304 if (nlmsg_hdr(msg)->nlmsg_len <= ack_len)
305 return NL_STOP;
306
307 attr_len = nlmsg_hdr(msg)->nlmsg_len - ack_len;
308
309 if(!(nlmsg_hdr(msg)->nlmsg_flags & NLM_F_ACK_TLVS))
310 return NL_STOP;
311
312 nla_parse(tb, NLMSGERR_ATTR_MAX, attrs, attr_len, NULL);
313 if (tb[NLMSGERR_ATTR_COOKIE])
314 *cookie = nla_get_u64(tb[NLMSGERR_ATTR_COOKIE]);
315
316 return NL_STOP;
317}
318
319
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700320static int finish_handler(struct nl_msg *msg, void *arg)
321{
322 int *ret = arg;
323 *ret = 0;
324 return NL_SKIP;
325}
326
327static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err,
328 void *arg)
329{
Hai Shalom39ba6fc2019-01-22 12:40:38 -0800330 struct nlmsghdr *nlh = (struct nlmsghdr *) err - 1;
331 int len = nlh->nlmsg_len;
332 struct nlattr *attrs;
333 struct nlattr *tb[NLMSGERR_ATTR_MAX + 1];
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700334 int *ret = arg;
Hai Shalom39ba6fc2019-01-22 12:40:38 -0800335 int ack_len = sizeof(*nlh) + sizeof(int) + sizeof(*nlh);
336
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700337 *ret = err->error;
Hai Shalom39ba6fc2019-01-22 12:40:38 -0800338
339 if (!(nlh->nlmsg_flags & NLM_F_ACK_TLVS))
340 return NL_SKIP;
341
342 if (!(nlh->nlmsg_flags & NLM_F_CAPPED))
343 ack_len += err->msg.nlmsg_len - sizeof(*nlh);
344
345 if (len <= ack_len)
346 return NL_STOP;
347
348 attrs = (void *) ((unsigned char *) nlh + ack_len);
349 len -= ack_len;
350
351 nla_parse(tb, NLMSGERR_ATTR_MAX, attrs, len, NULL);
352 if (tb[NLMSGERR_ATTR_MSG]) {
353 len = strnlen((char *) nla_data(tb[NLMSGERR_ATTR_MSG]),
354 nla_len(tb[NLMSGERR_ATTR_MSG]));
355 wpa_printf(MSG_ERROR, "nl80211: kernel reports: %*s",
356 len, (char *) nla_data(tb[NLMSGERR_ATTR_MSG]));
357 }
358
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700359 return NL_SKIP;
360}
361
362
363static int no_seq_check(struct nl_msg *msg, void *arg)
364{
365 return NL_OK;
366}
367
368
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800369static void nl80211_nlmsg_clear(struct nl_msg *msg)
370{
371 /*
372 * Clear nlmsg data, e.g., to make sure key material is not left in
373 * heap memory for unnecessarily long time.
374 */
375 if (msg) {
376 struct nlmsghdr *hdr = nlmsg_hdr(msg);
377 void *data = nlmsg_data(hdr);
378 /*
379 * This would use nlmsg_datalen() or the older nlmsg_len() if
380 * only libnl were to maintain a stable API.. Neither will work
381 * with all released versions, so just calculate the length
382 * here.
383 */
384 int len = hdr->nlmsg_len - NLMSG_HDRLEN;
385
386 os_memset(data, 0, len);
387 }
388}
389
390
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800391static int send_and_recv(struct nl80211_global *global,
Hai Shalomfdcde762020-04-02 11:19:20 -0700392 struct nl_sock *nl_handle, struct nl_msg *msg,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700393 int (*valid_handler)(struct nl_msg *, void *),
Hai Shalom899fcc72020-10-19 14:38:18 -0700394 void *valid_data,
395 int (*ack_handler_custom)(struct nl_msg *, void *),
396 void *ack_data)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700397{
398 struct nl_cb *cb;
Hai Shalom39ba6fc2019-01-22 12:40:38 -0800399 int err = -ENOMEM, opt;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700400
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800401 if (!msg)
402 return -ENOMEM;
403
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800404 cb = nl_cb_clone(global->nl_cb);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700405 if (!cb)
406 goto out;
407
Hai Shalom39ba6fc2019-01-22 12:40:38 -0800408 /* 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
Hai Shalom74f70d42019-02-11 14:42:39 -0800413 /* 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
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700418 err = nl_send_auto_complete(nl_handle, msg);
Hai Shalomfdcde762020-04-02 11:19:20 -0700419 if (err < 0) {
420 wpa_printf(MSG_INFO,
421 "nl80211: nl_send_auto_complete() failed: %s",
422 nl_geterror(err));
423 /* Need to convert libnl error code to an errno value. For now,
424 * just hardcode this to EBADF; the real error reason is shown
425 * in that error print above. */
426 err = -EBADF;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700427 goto out;
Hai Shalomfdcde762020-04-02 11:19:20 -0700428 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700429
430 err = 1;
431
432 nl_cb_err(cb, NL_CB_CUSTOM, error_handler, &err);
433 nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, finish_handler, &err);
Hai Shalom899fcc72020-10-19 14:38:18 -0700434 if (ack_handler_custom) {
435 struct nl80211_ack_ext_arg *ext_arg = ack_data;
436
437 ext_arg->err = &err;
438 nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM,
439 ack_handler_custom, ack_data);
440 } else {
441 nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_handler, &err);
442 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700443
444 if (valid_handler)
445 nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
446 valid_handler, valid_data);
447
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700448 while (err > 0) {
449 int res = nl_recvmsgs(nl_handle, cb);
Hai Shalomfdcde762020-04-02 11:19:20 -0700450
451 if (res == -NLE_DUMP_INTR) {
452 /* Most likely one of the nl80211 dump routines hit a
453 * case where internal results changed while the dump
454 * was being sent. The most common known case for this
455 * is scan results fetching while associated were every
456 * received Beacon frame from the AP may end up
457 * incrementing bss_generation. This
458 * NL80211_CMD_GET_SCAN case tries again in the caller;
459 * other cases (of which there are no known common ones)
460 * will stop and return an error. */
461 wpa_printf(MSG_DEBUG, "nl80211: %s; convert to -EAGAIN",
462 nl_geterror(res));
463 err = -EAGAIN;
464 } else if (res < 0) {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700465 wpa_printf(MSG_INFO,
Hai Shalomfdcde762020-04-02 11:19:20 -0700466 "nl80211: %s->nl_recvmsgs failed: %d (%s)",
467 __func__, res, nl_geterror(res));
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700468 }
469 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700470 out:
471 nl_cb_put(cb);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800472 if (!valid_handler && valid_data == (void *) -1)
473 nl80211_nlmsg_clear(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700474 nlmsg_free(msg);
475 return err;
476}
477
478
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800479int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv,
480 struct nl_msg *msg,
481 int (*valid_handler)(struct nl_msg *, void *),
Hai Shalom899fcc72020-10-19 14:38:18 -0700482 void *valid_data,
483 int (*ack_handler_custom)(struct nl_msg *, void *),
484 void *ack_data)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700485{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800486 return send_and_recv(drv->global, drv->global->nl, msg,
Hai Shalom899fcc72020-10-19 14:38:18 -0700487 valid_handler, valid_data,
488 ack_handler_custom, ack_data);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700489}
490
491
Hai Shalomb755a2a2020-04-23 21:49:02 -0700492/* Use this method to mark that it is necessary to own the connection/interface
493 * for this operation.
494 * handle may be set to NULL, to get the same behavior as send_and_recv_msgs().
495 * set_owner can be used to mark this socket for receiving control port frames.
496 */
497static int send_and_recv_msgs_owner(struct wpa_driver_nl80211_data *drv,
498 struct nl_msg *msg,
499 struct nl_sock *handle, int set_owner,
500 int (*valid_handler)(struct nl_msg *,
501 void *),
Hai Shalom899fcc72020-10-19 14:38:18 -0700502 void *valid_data,
503 int (*ack_handler_custom)(struct nl_msg *,
504 void *),
505 void *ack_data)
Hai Shalomb755a2a2020-04-23 21:49:02 -0700506{
507 /* Control port over nl80211 needs the flags and attributes below.
508 *
509 * The Linux kernel has initial checks for them (in nl80211.c) like:
510 * validate_pae_over_nl80211(...)
511 * or final checks like:
512 * dev->ieee80211_ptr->conn_owner_nlportid != info->snd_portid
513 *
514 * Final operations (e.g., disassociate) don't need to set these
515 * attributes, but they have to be performed on the socket, which has
516 * the connection owner property set in the kernel.
517 */
518 if ((drv->capa.flags2 & WPA_DRIVER_FLAGS2_CONTROL_PORT_RX) &&
519 handle && set_owner &&
520 (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_OVER_NL80211) ||
521 nla_put_flag(msg, NL80211_ATTR_SOCKET_OWNER) ||
522 nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
523 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_PREAUTH)))
524 return -1;
525
526 return send_and_recv(drv->global, handle ? handle : drv->global->nl,
Hai Shalom899fcc72020-10-19 14:38:18 -0700527 msg, valid_handler, valid_data,
528 ack_handler_custom, ack_data);
Hai Shalomb755a2a2020-04-23 21:49:02 -0700529}
530
531
532struct nl_sock * get_connect_handle(struct i802_bss *bss)
533{
534 if ((bss->drv->capa.flags2 & WPA_DRIVER_FLAGS2_CONTROL_PORT_RX) ||
535 bss->use_nl_connect)
536 return bss->nl_connect;
537
538 return NULL;
539}
540
541
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700542struct family_data {
543 const char *group;
544 int id;
545};
546
547
548static int family_handler(struct nl_msg *msg, void *arg)
549{
550 struct family_data *res = arg;
551 struct nlattr *tb[CTRL_ATTR_MAX + 1];
552 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
553 struct nlattr *mcgrp;
554 int i;
555
556 nla_parse(tb, CTRL_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
557 genlmsg_attrlen(gnlh, 0), NULL);
558 if (!tb[CTRL_ATTR_MCAST_GROUPS])
559 return NL_SKIP;
560
561 nla_for_each_nested(mcgrp, tb[CTRL_ATTR_MCAST_GROUPS], i) {
562 struct nlattr *tb2[CTRL_ATTR_MCAST_GRP_MAX + 1];
563 nla_parse(tb2, CTRL_ATTR_MCAST_GRP_MAX, nla_data(mcgrp),
564 nla_len(mcgrp), NULL);
565 if (!tb2[CTRL_ATTR_MCAST_GRP_NAME] ||
566 !tb2[CTRL_ATTR_MCAST_GRP_ID] ||
567 os_strncmp(nla_data(tb2[CTRL_ATTR_MCAST_GRP_NAME]),
568 res->group,
569 nla_len(tb2[CTRL_ATTR_MCAST_GRP_NAME])) != 0)
570 continue;
571 res->id = nla_get_u32(tb2[CTRL_ATTR_MCAST_GRP_ID]);
572 break;
573 };
574
575 return NL_SKIP;
576}
577
578
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800579static int nl_get_multicast_id(struct nl80211_global *global,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700580 const char *family, const char *group)
581{
582 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800583 int ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700584 struct family_data res = { group, -ENOENT };
585
586 msg = nlmsg_alloc();
587 if (!msg)
588 return -ENOMEM;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800589 if (!genlmsg_put(msg, 0, 0, genl_ctrl_resolve(global->nl, "nlctrl"),
590 0, 0, CTRL_CMD_GETFAMILY, 0) ||
591 nla_put_string(msg, CTRL_ATTR_FAMILY_NAME, family)) {
592 nlmsg_free(msg);
593 return -1;
594 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700595
Hai Shalom899fcc72020-10-19 14:38:18 -0700596 ret = send_and_recv(global, global->nl, msg, family_handler, &res,
597 NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700598 if (ret == 0)
599 ret = res.id;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700600 return ret;
601}
602
603
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800604void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
605 struct nl_msg *msg, int flags, uint8_t cmd)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800606{
Dmitry Shmidtd5ab1b52016-06-21 12:38:41 -0700607 if (TEST_FAIL())
608 return NULL;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800609 return genlmsg_put(msg, 0, 0, drv->global->nl80211_id,
610 0, flags, cmd, 0);
611}
612
613
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800614static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
615{
616 if (bss->wdev_id_set)
617 return nla_put_u64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
618 return nla_put_u32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
619}
620
621
622struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd)
623{
624 struct nl_msg *msg;
625
626 msg = nlmsg_alloc();
627 if (!msg)
628 return NULL;
629
630 if (!nl80211_cmd(bss->drv, msg, flags, cmd) ||
631 nl80211_set_iface_id(msg, bss) < 0) {
632 nlmsg_free(msg);
633 return NULL;
634 }
635
636 return msg;
637}
638
639
640static struct nl_msg *
641nl80211_ifindex_msg(struct wpa_driver_nl80211_data *drv, int ifindex,
642 int flags, uint8_t cmd)
643{
644 struct nl_msg *msg;
645
646 msg = nlmsg_alloc();
647 if (!msg)
648 return NULL;
649
650 if (!nl80211_cmd(drv, msg, flags, cmd) ||
651 nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifindex)) {
652 nlmsg_free(msg);
653 return NULL;
654 }
655
656 return msg;
657}
658
659
660struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
661 uint8_t cmd)
662{
663 return nl80211_ifindex_msg(drv, drv->ifindex, flags, cmd);
664}
665
666
667struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd)
668{
669 return nl80211_ifindex_msg(bss->drv, bss->ifindex, flags, cmd);
670}
671
672
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800673struct wiphy_idx_data {
674 int wiphy_idx;
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700675 enum nl80211_iftype nlmode;
676 u8 *macaddr;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800677};
678
679
680static int netdev_info_handler(struct nl_msg *msg, void *arg)
681{
682 struct nlattr *tb[NL80211_ATTR_MAX + 1];
683 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
684 struct wiphy_idx_data *info = arg;
685
686 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
687 genlmsg_attrlen(gnlh, 0), NULL);
688
689 if (tb[NL80211_ATTR_WIPHY])
690 info->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
691
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700692 if (tb[NL80211_ATTR_IFTYPE])
693 info->nlmode = nla_get_u32(tb[NL80211_ATTR_IFTYPE]);
694
695 if (tb[NL80211_ATTR_MAC] && info->macaddr)
696 os_memcpy(info->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
697 ETH_ALEN);
698
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800699 return NL_SKIP;
700}
701
702
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800703int nl80211_get_wiphy_index(struct i802_bss *bss)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800704{
705 struct nl_msg *msg;
706 struct wiphy_idx_data data = {
707 .wiphy_idx = -1,
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700708 .macaddr = NULL,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800709 };
710
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800711 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
712 return -1;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800713
Hai Shalom899fcc72020-10-19 14:38:18 -0700714 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data,
715 NULL, NULL) == 0)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800716 return data.wiphy_idx;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800717 return -1;
718}
719
720
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700721static enum nl80211_iftype nl80211_get_ifmode(struct i802_bss *bss)
722{
723 struct nl_msg *msg;
724 struct wiphy_idx_data data = {
725 .nlmode = NL80211_IFTYPE_UNSPECIFIED,
726 .macaddr = NULL,
727 };
728
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800729 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
730 return NL80211_IFTYPE_UNSPECIFIED;
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700731
Hai Shalom899fcc72020-10-19 14:38:18 -0700732 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data,
733 NULL, NULL) == 0)
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700734 return data.nlmode;
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700735 return NL80211_IFTYPE_UNSPECIFIED;
736}
737
738
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700739static int nl80211_get_macaddr(struct i802_bss *bss)
740{
741 struct nl_msg *msg;
742 struct wiphy_idx_data data = {
743 .macaddr = bss->addr,
744 };
745
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800746 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
747 return -1;
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700748
Hai Shalom899fcc72020-10-19 14:38:18 -0700749 return send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data,
750 NULL, NULL);
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700751}
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700752
753
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800754static int nl80211_register_beacons(struct wpa_driver_nl80211_data *drv,
755 struct nl80211_wiphy_data *w)
756{
757 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800758 int ret;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800759
760 msg = nlmsg_alloc();
761 if (!msg)
762 return -1;
763
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -0800764 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_BEACONS) ||
765 nla_put_u32(msg, NL80211_ATTR_WIPHY, w->wiphy_idx)) {
766 nlmsg_free(msg);
767 return -1;
768 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800769
Hai Shalom899fcc72020-10-19 14:38:18 -0700770 ret = send_and_recv(drv->global, w->nl_beacons, msg, NULL, NULL,
771 NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800772 if (ret) {
773 wpa_printf(MSG_DEBUG, "nl80211: Register beacons command "
774 "failed: ret=%d (%s)",
775 ret, strerror(-ret));
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800776 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800777 return ret;
778}
779
780
781static void nl80211_recv_beacons(int sock, void *eloop_ctx, void *handle)
782{
783 struct nl80211_wiphy_data *w = eloop_ctx;
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700784 int res;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800785
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -0800786 wpa_printf(MSG_EXCESSIVE, "nl80211: Beacon event message available");
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800787
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700788 res = nl_recvmsgs(handle, w->nl_cb);
Dmitry Shmidt71757432014-06-02 13:50:35 -0700789 if (res < 0) {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700790 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
791 __func__, res);
792 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800793}
794
795
796static int process_beacon_event(struct nl_msg *msg, void *arg)
797{
798 struct nl80211_wiphy_data *w = arg;
799 struct wpa_driver_nl80211_data *drv;
800 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
801 struct nlattr *tb[NL80211_ATTR_MAX + 1];
802 union wpa_event_data event;
803
804 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
805 genlmsg_attrlen(gnlh, 0), NULL);
806
807 if (gnlh->cmd != NL80211_CMD_FRAME) {
808 wpa_printf(MSG_DEBUG, "nl80211: Unexpected beacon event? (%d)",
809 gnlh->cmd);
810 return NL_SKIP;
811 }
812
813 if (!tb[NL80211_ATTR_FRAME])
814 return NL_SKIP;
815
816 dl_list_for_each(drv, &w->drvs, struct wpa_driver_nl80211_data,
817 wiphy_list) {
818 os_memset(&event, 0, sizeof(event));
819 event.rx_mgmt.frame = nla_data(tb[NL80211_ATTR_FRAME]);
820 event.rx_mgmt.frame_len = nla_len(tb[NL80211_ATTR_FRAME]);
821 wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
822 }
823
824 return NL_SKIP;
825}
826
827
828static struct nl80211_wiphy_data *
829nl80211_get_wiphy_data_ap(struct i802_bss *bss)
830{
831 static DEFINE_DL_LIST(nl80211_wiphys);
832 struct nl80211_wiphy_data *w;
833 int wiphy_idx, found = 0;
834 struct i802_bss *tmp_bss;
Paul Stewart092955c2017-02-06 09:13:09 -0800835 u8 channel;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800836
837 if (bss->wiphy_data != NULL)
838 return bss->wiphy_data;
839
840 wiphy_idx = nl80211_get_wiphy_index(bss);
841
842 dl_list_for_each(w, &nl80211_wiphys, struct nl80211_wiphy_data, list) {
843 if (w->wiphy_idx == wiphy_idx)
844 goto add;
845 }
846
847 /* alloc new one */
848 w = os_zalloc(sizeof(*w));
849 if (w == NULL)
850 return NULL;
851 w->wiphy_idx = wiphy_idx;
852 dl_list_init(&w->bsss);
853 dl_list_init(&w->drvs);
854
Paul Stewart092955c2017-02-06 09:13:09 -0800855 /* Beacon frames not supported in IEEE 802.11ad */
856 if (ieee80211_freq_to_chan(bss->freq, &channel) !=
857 HOSTAPD_MODE_IEEE80211AD) {
858 w->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
859 if (!w->nl_cb) {
860 os_free(w);
861 return NULL;
862 }
863 nl_cb_set(w->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
864 no_seq_check, NULL);
865 nl_cb_set(w->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
866 process_beacon_event, w);
Rebecca Silberstein055a67c2017-02-01 23:05:56 +0000867
Paul Stewart092955c2017-02-06 09:13:09 -0800868 w->nl_beacons = nl_create_handle(bss->drv->global->nl_cb,
869 "wiphy beacons");
870 if (w->nl_beacons == NULL) {
871 os_free(w);
872 return NULL;
873 }
Rebecca Silberstein055a67c2017-02-01 23:05:56 +0000874
Paul Stewart092955c2017-02-06 09:13:09 -0800875 if (nl80211_register_beacons(bss->drv, w)) {
876 nl_destroy_handles(&w->nl_beacons);
877 os_free(w);
878 return NULL;
879 }
Rebecca Silberstein055a67c2017-02-01 23:05:56 +0000880
Paul Stewart092955c2017-02-06 09:13:09 -0800881 nl80211_register_eloop_read(&w->nl_beacons,
Roshan Pius3a1667e2018-07-03 15:17:14 -0700882 nl80211_recv_beacons, w, 0);
Paul Stewart092955c2017-02-06 09:13:09 -0800883 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800884
885 dl_list_add(&nl80211_wiphys, &w->list);
886
887add:
888 /* drv entry for this bss already there? */
889 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
890 if (tmp_bss->drv == bss->drv) {
891 found = 1;
892 break;
893 }
894 }
895 /* if not add it */
896 if (!found)
897 dl_list_add(&w->drvs, &bss->drv->wiphy_list);
898
899 dl_list_add(&w->bsss, &bss->wiphy_list);
900 bss->wiphy_data = w;
901 return w;
902}
903
904
905static void nl80211_put_wiphy_data_ap(struct i802_bss *bss)
906{
907 struct nl80211_wiphy_data *w = bss->wiphy_data;
908 struct i802_bss *tmp_bss;
909 int found = 0;
910
911 if (w == NULL)
912 return;
913 bss->wiphy_data = NULL;
914 dl_list_del(&bss->wiphy_list);
915
916 /* still any for this drv present? */
917 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
918 if (tmp_bss->drv == bss->drv) {
919 found = 1;
920 break;
921 }
922 }
923 /* if not remove it */
924 if (!found)
925 dl_list_del(&bss->drv->wiphy_list);
926
927 if (!dl_list_empty(&w->bsss))
928 return;
929
Paul Stewart092955c2017-02-06 09:13:09 -0800930 if (w->nl_beacons)
Roshan Pius3a1667e2018-07-03 15:17:14 -0700931 nl80211_destroy_eloop_handle(&w->nl_beacons, 0);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800932
933 nl_cb_put(w->nl_cb);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800934 dl_list_del(&w->list);
935 os_free(w);
936}
937
938
Dmitry Shmidte4663042016-04-04 10:07:49 -0700939static unsigned int nl80211_get_ifindex(void *priv)
940{
941 struct i802_bss *bss = priv;
942 struct wpa_driver_nl80211_data *drv = bss->drv;
943
944 return drv->ifindex;
945}
946
947
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700948static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
949{
950 struct i802_bss *bss = priv;
951 struct wpa_driver_nl80211_data *drv = bss->drv;
952 if (!drv->associated)
953 return -1;
954 os_memcpy(bssid, drv->bssid, ETH_ALEN);
955 return 0;
956}
957
958
959static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid)
960{
961 struct i802_bss *bss = priv;
962 struct wpa_driver_nl80211_data *drv = bss->drv;
963 if (!drv->associated)
964 return -1;
965 os_memcpy(ssid, drv->ssid, drv->ssid_len);
966 return drv->ssid_len;
967}
968
969
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800970static void wpa_driver_nl80211_event_newlink(
Dmitry Shmidte4663042016-04-04 10:07:49 -0700971 struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
972 int ifindex, const char *ifname)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700973{
974 union wpa_event_data event;
975
Dmitry Shmidte4663042016-04-04 10:07:49 -0700976 if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800977 if (if_nametoindex(drv->first_bss->ifname) == 0) {
978 wpa_printf(MSG_DEBUG, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK",
979 drv->first_bss->ifname);
980 return;
Dmitry Shmidt04949592012-07-19 12:16:46 -0700981 }
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800982 if (!drv->if_removed)
983 return;
984 wpa_printf(MSG_DEBUG, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event",
985 drv->first_bss->ifname);
986 drv->if_removed = 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700987 }
988
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800989 os_memset(&event, 0, sizeof(event));
Dmitry Shmidte4663042016-04-04 10:07:49 -0700990 event.interface_status.ifindex = ifindex;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800991 os_strlcpy(event.interface_status.ifname, ifname,
992 sizeof(event.interface_status.ifname));
993 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
Dmitry Shmidte4663042016-04-04 10:07:49 -0700994 if (drv)
995 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
996 else
997 wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
998 &event);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800999}
1000
1001
1002static void wpa_driver_nl80211_event_dellink(
Dmitry Shmidte4663042016-04-04 10:07:49 -07001003 struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
1004 int ifindex, const char *ifname)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001005{
1006 union wpa_event_data event;
1007
Dmitry Shmidte4663042016-04-04 10:07:49 -07001008 if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001009 if (drv->if_removed) {
1010 wpa_printf(MSG_DEBUG, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s",
1011 ifname);
1012 return;
1013 }
1014 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1",
1015 ifname);
1016 drv->if_removed = 1;
1017 } else {
1018 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed",
1019 ifname);
1020 }
1021
1022 os_memset(&event, 0, sizeof(event));
Dmitry Shmidte4663042016-04-04 10:07:49 -07001023 event.interface_status.ifindex = ifindex;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001024 os_strlcpy(event.interface_status.ifname, ifname,
1025 sizeof(event.interface_status.ifname));
1026 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
Dmitry Shmidte4663042016-04-04 10:07:49 -07001027 if (drv)
1028 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
1029 else
1030 wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
1031 &event);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001032}
1033
1034
1035static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data *drv,
1036 u8 *buf, size_t len)
1037{
1038 int attrlen, rta_len;
1039 struct rtattr *attr;
1040
1041 attrlen = len;
1042 attr = (struct rtattr *) buf;
1043
1044 rta_len = RTA_ALIGN(sizeof(struct rtattr));
1045 while (RTA_OK(attr, attrlen)) {
1046 if (attr->rta_type == IFLA_IFNAME) {
Dmitry Shmidtcce06662013-11-04 18:44:24 -08001047 if (os_strcmp(((char *) attr) + rta_len,
1048 drv->first_bss->ifname) == 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001049 return 1;
1050 else
1051 break;
1052 }
1053 attr = RTA_NEXT(attr, attrlen);
1054 }
1055
1056 return 0;
1057}
1058
1059
1060static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv,
1061 int ifindex, u8 *buf, size_t len)
1062{
1063 if (drv->ifindex == ifindex)
1064 return 1;
1065
1066 if (drv->if_removed && wpa_driver_nl80211_own_ifname(drv, buf, len)) {
Dmitry Shmidt7f656022015-02-25 14:36:37 -08001067 nl80211_check_global(drv->global);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001068 wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed "
1069 "interface");
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001070 if (wpa_driver_nl80211_finish_drv_init(drv, NULL, 0, NULL) < 0)
1071 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001072 return 1;
1073 }
1074
1075 return 0;
1076}
1077
1078
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001079static struct wpa_driver_nl80211_data *
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001080nl80211_find_drv(struct nl80211_global *global, int idx, u8 *buf, size_t len,
1081 int *init_failed)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001082{
1083 struct wpa_driver_nl80211_data *drv;
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001084 int res;
1085
1086 if (init_failed)
1087 *init_failed = 0;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001088 dl_list_for_each(drv, &global->interfaces,
1089 struct wpa_driver_nl80211_data, list) {
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001090 res = wpa_driver_nl80211_own_ifindex(drv, idx, buf, len);
1091 if (res < 0) {
1092 wpa_printf(MSG_DEBUG,
1093 "nl80211: Found matching own interface, but failed to complete reinitialization");
1094 if (init_failed)
1095 *init_failed = 1;
1096 return drv;
1097 }
1098 if (res > 0 || have_ifidx(drv, idx, IFIDX_ANY))
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001099 return drv;
1100 }
1101 return NULL;
1102}
1103
1104
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001105static void nl80211_refresh_mac(struct wpa_driver_nl80211_data *drv,
Roshan Pius3a1667e2018-07-03 15:17:14 -07001106 int ifindex, int notify)
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001107{
1108 struct i802_bss *bss;
1109 u8 addr[ETH_ALEN];
1110
1111 bss = get_bss_ifindex(drv, ifindex);
1112 if (bss &&
1113 linux_get_ifhwaddr(drv->global->ioctl_sock,
1114 bss->ifname, addr) < 0) {
1115 wpa_printf(MSG_DEBUG,
1116 "nl80211: %s: failed to re-read MAC address",
1117 bss->ifname);
1118 } else if (bss && os_memcmp(addr, bss->addr, ETH_ALEN) != 0) {
1119 wpa_printf(MSG_DEBUG,
1120 "nl80211: Own MAC address on ifindex %d (%s) changed from "
1121 MACSTR " to " MACSTR,
1122 ifindex, bss->ifname,
1123 MAC2STR(bss->addr), MAC2STR(addr));
1124 os_memcpy(bss->addr, addr, ETH_ALEN);
Roshan Pius3a1667e2018-07-03 15:17:14 -07001125 if (notify)
1126 wpa_supplicant_event(drv->ctx,
1127 EVENT_INTERFACE_MAC_CHANGED, NULL);
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001128 }
1129}
1130
1131
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001132static void wpa_driver_nl80211_event_rtm_newlink(void *ctx,
1133 struct ifinfomsg *ifi,
1134 u8 *buf, size_t len)
1135{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001136 struct nl80211_global *global = ctx;
1137 struct wpa_driver_nl80211_data *drv;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001138 int attrlen;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001139 struct rtattr *attr;
1140 u32 brid = 0;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001141 char namebuf[IFNAMSIZ];
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001142 char ifname[IFNAMSIZ + 1];
1143 char extra[100], *pos, *end;
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001144 int init_failed;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001145
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001146 extra[0] = '\0';
1147 pos = extra;
1148 end = pos + sizeof(extra);
1149 ifname[0] = '\0';
1150
1151 attrlen = len;
1152 attr = (struct rtattr *) buf;
1153 while (RTA_OK(attr, attrlen)) {
1154 switch (attr->rta_type) {
1155 case IFLA_IFNAME:
Hai Shalomfdcde762020-04-02 11:19:20 -07001156 if (RTA_PAYLOAD(attr) > IFNAMSIZ)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001157 break;
1158 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
1159 ifname[RTA_PAYLOAD(attr)] = '\0';
1160 break;
1161 case IFLA_MASTER:
1162 brid = nla_get_u32((struct nlattr *) attr);
1163 pos += os_snprintf(pos, end - pos, " master=%u", brid);
1164 break;
1165 case IFLA_WIRELESS:
1166 pos += os_snprintf(pos, end - pos, " wext");
1167 break;
1168 case IFLA_OPERSTATE:
1169 pos += os_snprintf(pos, end - pos, " operstate=%u",
1170 nla_get_u32((struct nlattr *) attr));
1171 break;
1172 case IFLA_LINKMODE:
1173 pos += os_snprintf(pos, end - pos, " linkmode=%u",
1174 nla_get_u32((struct nlattr *) attr));
1175 break;
1176 }
1177 attr = RTA_NEXT(attr, attrlen);
1178 }
1179 extra[sizeof(extra) - 1] = '\0';
1180
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07001181 wpa_printf(MSG_DEBUG, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1182 ifi->ifi_index, ifname, extra, ifi->ifi_family,
1183 ifi->ifi_flags,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001184 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
1185 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
1186 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
1187 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
1188
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001189 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len, &init_failed);
Dmitry Shmidte4663042016-04-04 10:07:49 -07001190 if (!drv)
1191 goto event_newlink;
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001192 if (init_failed)
1193 return; /* do not update interface state */
Dmitry Shmidte4663042016-04-04 10:07:49 -07001194
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001195 if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) {
Dmitry Shmidt7f656022015-02-25 14:36:37 -08001196 namebuf[0] = '\0';
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001197 if (if_indextoname(ifi->ifi_index, namebuf) &&
Dmitry Shmidt7f656022015-02-25 14:36:37 -08001198 linux_iface_up(drv->global->ioctl_sock, namebuf) > 0) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001199 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
1200 "event since interface %s is up", namebuf);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001201 drv->ignore_if_down_event = 0;
Roshan Pius3a1667e2018-07-03 15:17:14 -07001202 /* Re-read MAC address as it may have changed */
1203 nl80211_refresh_mac(drv, ifi->ifi_index, 1);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001204 return;
1205 }
Dmitry Shmidt7f656022015-02-25 14:36:37 -08001206 wpa_printf(MSG_DEBUG, "nl80211: Interface down (%s/%s)",
1207 namebuf, ifname);
1208 if (os_strcmp(drv->first_bss->ifname, ifname) != 0) {
1209 wpa_printf(MSG_DEBUG,
1210 "nl80211: Not the main interface (%s) - do not indicate interface down",
1211 drv->first_bss->ifname);
1212 } else if (drv->ignore_if_down_event) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001213 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
1214 "event generated by mode change");
1215 drv->ignore_if_down_event = 0;
1216 } else {
1217 drv->if_disabled = 1;
1218 wpa_supplicant_event(drv->ctx,
1219 EVENT_INTERFACE_DISABLED, NULL);
Dmitry Shmidta38abf92014-03-06 13:38:44 -08001220
1221 /*
1222 * Try to get drv again, since it may be removed as
1223 * part of the EVENT_INTERFACE_DISABLED handling for
1224 * dynamic interfaces
1225 */
1226 drv = nl80211_find_drv(global, ifi->ifi_index,
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001227 buf, len, NULL);
Dmitry Shmidta38abf92014-03-06 13:38:44 -08001228 if (!drv)
1229 return;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001230 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001231 }
1232
1233 if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) {
Hai Shalomc9e41a12018-07-31 14:41:42 -07001234 namebuf[0] = '\0';
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001235 if (if_indextoname(ifi->ifi_index, namebuf) &&
Dmitry Shmidt7f656022015-02-25 14:36:37 -08001236 linux_iface_up(drv->global->ioctl_sock, namebuf) == 0) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001237 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1238 "event since interface %s is down",
1239 namebuf);
Hai Shalomc9e41a12018-07-31 14:41:42 -07001240 return;
1241 }
1242 wpa_printf(MSG_DEBUG, "nl80211: Interface up (%s/%s)",
1243 namebuf, ifname);
1244 if (os_strcmp(drv->first_bss->ifname, ifname) != 0) {
1245 wpa_printf(MSG_DEBUG,
1246 "nl80211: Not the main interface (%s) - do not indicate interface up",
1247 drv->first_bss->ifname);
Dmitry Shmidtcce06662013-11-04 18:44:24 -08001248 } else if (if_nametoindex(drv->first_bss->ifname) == 0) {
Dmitry Shmidt04949592012-07-19 12:16:46 -07001249 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1250 "event since interface %s does not exist",
Dmitry Shmidtcce06662013-11-04 18:44:24 -08001251 drv->first_bss->ifname);
Dmitry Shmidt04949592012-07-19 12:16:46 -07001252 } else if (drv->if_removed) {
1253 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1254 "event since interface %s is marked "
Dmitry Shmidtcce06662013-11-04 18:44:24 -08001255 "removed", drv->first_bss->ifname);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001256 } else {
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -07001257 /* Re-read MAC address as it may have changed */
Roshan Pius3a1667e2018-07-03 15:17:14 -07001258 nl80211_refresh_mac(drv, ifi->ifi_index, 0);
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -07001259
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001260 drv->if_disabled = 0;
1261 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED,
1262 NULL);
1263 }
Sunil Ravi90775442020-09-24 11:53:19 -07001264 } else if (ifi->ifi_flags & IFF_UP) {
1265 /* Re-read MAC address as it may have changed */
1266 nl80211_refresh_mac(drv, ifi->ifi_index, 1);
1267 return;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001268 }
1269
1270 /*
1271 * Some drivers send the association event before the operup event--in
1272 * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
1273 * fails. This will hit us when wpa_supplicant does not need to do
1274 * IEEE 802.1X authentication
1275 */
1276 if (drv->operstate == 1 &&
1277 (ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP &&
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001278 !(ifi->ifi_flags & IFF_RUNNING)) {
1279 wpa_printf(MSG_DEBUG, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate");
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001280 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001281 -1, IF_OPER_UP);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001282 }
1283
Dmitry Shmidte4663042016-04-04 10:07:49 -07001284event_newlink:
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001285 if (ifname[0])
Dmitry Shmidte4663042016-04-04 10:07:49 -07001286 wpa_driver_nl80211_event_newlink(global, drv, ifi->ifi_index,
1287 ifname);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001288
Dmitry Shmidte4663042016-04-04 10:07:49 -07001289 if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001290 struct i802_bss *bss;
1291
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001292 /* device has been added to bridge */
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001293 if (!if_indextoname(brid, namebuf)) {
1294 wpa_printf(MSG_DEBUG,
1295 "nl80211: Could not find bridge ifname for ifindex %u",
1296 brid);
1297 return;
1298 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001299 wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s",
1300 brid, namebuf);
Dmitry Shmidt9c175262016-03-03 10:20:07 -08001301 add_ifidx(drv, brid, ifi->ifi_index);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001302
1303 for (bss = drv->first_bss; bss; bss = bss->next) {
1304 if (os_strcmp(ifname, bss->ifname) == 0) {
1305 os_strlcpy(bss->brname, namebuf, IFNAMSIZ);
1306 break;
1307 }
1308 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001309 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001310}
1311
1312
1313static void wpa_driver_nl80211_event_rtm_dellink(void *ctx,
1314 struct ifinfomsg *ifi,
1315 u8 *buf, size_t len)
1316{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001317 struct nl80211_global *global = ctx;
1318 struct wpa_driver_nl80211_data *drv;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001319 int attrlen;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001320 struct rtattr *attr;
1321 u32 brid = 0;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001322 char ifname[IFNAMSIZ + 1];
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07001323 char extra[100], *pos, *end;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001324
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07001325 extra[0] = '\0';
1326 pos = extra;
1327 end = pos + sizeof(extra);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001328 ifname[0] = '\0';
1329
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001330 attrlen = len;
1331 attr = (struct rtattr *) buf;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001332 while (RTA_OK(attr, attrlen)) {
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001333 switch (attr->rta_type) {
1334 case IFLA_IFNAME:
Hai Shalomfdcde762020-04-02 11:19:20 -07001335 if (RTA_PAYLOAD(attr) > IFNAMSIZ)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001336 break;
1337 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
1338 ifname[RTA_PAYLOAD(attr)] = '\0';
1339 break;
1340 case IFLA_MASTER:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001341 brid = nla_get_u32((struct nlattr *) attr);
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07001342 pos += os_snprintf(pos, end - pos, " master=%u", brid);
1343 break;
1344 case IFLA_OPERSTATE:
1345 pos += os_snprintf(pos, end - pos, " operstate=%u",
1346 nla_get_u32((struct nlattr *) attr));
1347 break;
1348 case IFLA_LINKMODE:
1349 pos += os_snprintf(pos, end - pos, " linkmode=%u",
1350 nla_get_u32((struct nlattr *) attr));
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001351 break;
1352 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001353 attr = RTA_NEXT(attr, attrlen);
1354 }
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07001355 extra[sizeof(extra) - 1] = '\0';
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001356
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07001357 wpa_printf(MSG_DEBUG, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1358 ifi->ifi_index, ifname, extra, ifi->ifi_family,
1359 ifi->ifi_flags,
1360 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
1361 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
1362 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
1363 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
1364
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07001365 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len, NULL);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001366
Dmitry Shmidte4663042016-04-04 10:07:49 -07001367 if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001368 /* device has been removed from bridge */
1369 char namebuf[IFNAMSIZ];
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001370
1371 if (!if_indextoname(brid, namebuf)) {
1372 wpa_printf(MSG_DEBUG,
1373 "nl80211: Could not find bridge ifname for ifindex %u",
1374 brid);
1375 } else {
1376 wpa_printf(MSG_DEBUG,
1377 "nl80211: Remove ifindex %u for bridge %s",
1378 brid, namebuf);
1379 }
Dmitry Shmidt9c175262016-03-03 10:20:07 -08001380 del_ifidx(drv, brid, ifi->ifi_index);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001381 }
Dmitry Shmidte4663042016-04-04 10:07:49 -07001382
1383 if (ifi->ifi_family != AF_BRIDGE || !brid)
1384 wpa_driver_nl80211_event_dellink(global, drv, ifi->ifi_index,
1385 ifname);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001386}
1387
1388
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08001389struct nl80211_get_assoc_freq_arg {
1390 struct wpa_driver_nl80211_data *drv;
1391 unsigned int assoc_freq;
1392 unsigned int ibss_freq;
1393 u8 assoc_bssid[ETH_ALEN];
1394 u8 assoc_ssid[SSID_MAX_LEN];
1395 u8 assoc_ssid_len;
1396};
1397
1398static int nl80211_get_assoc_freq_handler(struct nl_msg *msg, void *arg)
1399{
1400 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1401 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1402 struct nlattr *bss[NL80211_BSS_MAX + 1];
1403 static struct nla_policy bss_policy[NL80211_BSS_MAX + 1] = {
1404 [NL80211_BSS_BSSID] = { .type = NLA_UNSPEC },
1405 [NL80211_BSS_FREQUENCY] = { .type = NLA_U32 },
1406 [NL80211_BSS_INFORMATION_ELEMENTS] = { .type = NLA_UNSPEC },
1407 [NL80211_BSS_STATUS] = { .type = NLA_U32 },
1408 };
1409 struct nl80211_get_assoc_freq_arg *ctx = arg;
1410 enum nl80211_bss_status status;
1411
1412 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1413 genlmsg_attrlen(gnlh, 0), NULL);
1414 if (!tb[NL80211_ATTR_BSS] ||
1415 nla_parse_nested(bss, NL80211_BSS_MAX, tb[NL80211_ATTR_BSS],
1416 bss_policy) ||
1417 !bss[NL80211_BSS_STATUS])
1418 return NL_SKIP;
1419
1420 status = nla_get_u32(bss[NL80211_BSS_STATUS]);
1421 if (status == NL80211_BSS_STATUS_ASSOCIATED &&
1422 bss[NL80211_BSS_FREQUENCY]) {
1423 ctx->assoc_freq = nla_get_u32(bss[NL80211_BSS_FREQUENCY]);
1424 wpa_printf(MSG_DEBUG, "nl80211: Associated on %u MHz",
1425 ctx->assoc_freq);
1426 }
1427 if (status == NL80211_BSS_STATUS_IBSS_JOINED &&
1428 bss[NL80211_BSS_FREQUENCY]) {
1429 ctx->ibss_freq = nla_get_u32(bss[NL80211_BSS_FREQUENCY]);
1430 wpa_printf(MSG_DEBUG, "nl80211: IBSS-joined on %u MHz",
1431 ctx->ibss_freq);
1432 }
1433 if (status == NL80211_BSS_STATUS_ASSOCIATED &&
1434 bss[NL80211_BSS_BSSID]) {
1435 os_memcpy(ctx->assoc_bssid,
1436 nla_data(bss[NL80211_BSS_BSSID]), ETH_ALEN);
1437 wpa_printf(MSG_DEBUG, "nl80211: Associated with "
1438 MACSTR, MAC2STR(ctx->assoc_bssid));
1439 }
1440
1441 if (status == NL80211_BSS_STATUS_ASSOCIATED &&
1442 bss[NL80211_BSS_INFORMATION_ELEMENTS]) {
1443 const u8 *ie, *ssid;
1444 size_t ie_len;
1445
1446 ie = nla_data(bss[NL80211_BSS_INFORMATION_ELEMENTS]);
1447 ie_len = nla_len(bss[NL80211_BSS_INFORMATION_ELEMENTS]);
1448 ssid = get_ie(ie, ie_len, WLAN_EID_SSID);
1449 if (ssid && ssid[1] > 0 && ssid[1] <= SSID_MAX_LEN) {
1450 ctx->assoc_ssid_len = ssid[1];
1451 os_memcpy(ctx->assoc_ssid, ssid + 2, ssid[1]);
1452 }
1453 }
1454
1455 return NL_SKIP;
1456}
1457
1458
1459int nl80211_get_assoc_ssid(struct wpa_driver_nl80211_data *drv, u8 *ssid)
Jouni Malinen87fd2792011-05-16 18:35:42 +03001460{
1461 struct nl_msg *msg;
1462 int ret;
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08001463 struct nl80211_get_assoc_freq_arg arg;
Hai Shalomfdcde762020-04-02 11:19:20 -07001464 int count = 0;
Jouni Malinen87fd2792011-05-16 18:35:42 +03001465
Hai Shalomfdcde762020-04-02 11:19:20 -07001466try_again:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001467 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
Jouni Malinen87fd2792011-05-16 18:35:42 +03001468 os_memset(&arg, 0, sizeof(arg));
Jouni Malinen87fd2792011-05-16 18:35:42 +03001469 arg.drv = drv;
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08001470 ret = send_and_recv_msgs(drv, msg, nl80211_get_assoc_freq_handler,
Hai Shalom899fcc72020-10-19 14:38:18 -07001471 &arg, NULL, NULL);
Hai Shalomfdcde762020-04-02 11:19:20 -07001472 if (ret == -EAGAIN) {
1473 count++;
1474 if (count >= 10) {
1475 wpa_printf(MSG_INFO,
1476 "nl80211: Failed to receive consistent scan result dump for get_assoc_ssid");
1477 } else {
1478 wpa_printf(MSG_DEBUG,
1479 "nl80211: Failed to receive consistent scan result dump for get_assoc_ssid - try again");
1480 goto try_again;
1481 }
1482 }
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08001483 if (ret == 0) {
1484 os_memcpy(ssid, arg.assoc_ssid, arg.assoc_ssid_len);
1485 return arg.assoc_ssid_len;
1486 }
1487 wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d (%s)",
1488 ret, strerror(-ret));
1489 return ret;
1490}
1491
1492
1493unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv)
1494{
1495 struct nl_msg *msg;
1496 int ret;
1497 struct nl80211_get_assoc_freq_arg arg;
Hai Shalomfdcde762020-04-02 11:19:20 -07001498 int count = 0;
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08001499
Hai Shalomfdcde762020-04-02 11:19:20 -07001500try_again:
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08001501 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
1502 os_memset(&arg, 0, sizeof(arg));
1503 arg.drv = drv;
1504 ret = send_and_recv_msgs(drv, msg, nl80211_get_assoc_freq_handler,
Hai Shalom899fcc72020-10-19 14:38:18 -07001505 &arg, NULL, NULL);
Hai Shalomfdcde762020-04-02 11:19:20 -07001506 if (ret == -EAGAIN) {
1507 count++;
1508 if (count >= 10) {
1509 wpa_printf(MSG_INFO,
1510 "nl80211: Failed to receive consistent scan result dump for get_assoc_freq");
1511 } else {
1512 wpa_printf(MSG_DEBUG,
1513 "nl80211: Failed to receive consistent scan result dump for get_assoc_freq - try again");
1514 goto try_again;
1515 }
1516 }
Jouni Malinen87fd2792011-05-16 18:35:42 +03001517 if (ret == 0) {
Dmitry Shmidt6dc03bd2014-05-16 10:40:13 -07001518 unsigned int freq = drv->nlmode == NL80211_IFTYPE_ADHOC ?
1519 arg.ibss_freq : arg.assoc_freq;
Jouni Malinen87fd2792011-05-16 18:35:42 +03001520 wpa_printf(MSG_DEBUG, "nl80211: Operating frequency for the "
Dmitry Shmidt6dc03bd2014-05-16 10:40:13 -07001521 "associated BSS from scan results: %u MHz", freq);
1522 if (freq)
1523 drv->assoc_freq = freq;
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07001524 return drv->assoc_freq;
Jouni Malinen87fd2792011-05-16 18:35:42 +03001525 }
1526 wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d "
1527 "(%s)", ret, strerror(-ret));
Jouni Malinen87fd2792011-05-16 18:35:42 +03001528 return drv->assoc_freq;
1529}
1530
1531
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001532static int get_link_signal(struct nl_msg *msg, void *arg)
1533{
1534 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1535 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1536 struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1];
1537 static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = {
1538 [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
Dmitry Shmidt34af3062013-07-11 10:46:32 -07001539 [NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 },
Dmitry Shmidtf73259c2015-03-17 11:00:54 -07001540 [NL80211_STA_INFO_BEACON_SIGNAL_AVG] = { .type = NLA_U8 },
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001541 };
1542 struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1];
1543 static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
1544 [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
1545 [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
1546 [NL80211_RATE_INFO_40_MHZ_WIDTH] = { .type = NLA_FLAG },
1547 [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
1548 };
1549 struct wpa_signal_info *sig_change = arg;
1550
1551 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1552 genlmsg_attrlen(gnlh, 0), NULL);
1553 if (!tb[NL80211_ATTR_STA_INFO] ||
1554 nla_parse_nested(sinfo, NL80211_STA_INFO_MAX,
1555 tb[NL80211_ATTR_STA_INFO], policy))
1556 return NL_SKIP;
1557 if (!sinfo[NL80211_STA_INFO_SIGNAL])
1558 return NL_SKIP;
1559
1560 sig_change->current_signal =
1561 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]);
1562
Dmitry Shmidt34af3062013-07-11 10:46:32 -07001563 if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
1564 sig_change->avg_signal =
1565 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]);
1566 else
1567 sig_change->avg_signal = 0;
1568
Dmitry Shmidtf73259c2015-03-17 11:00:54 -07001569 if (sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG])
1570 sig_change->avg_beacon_signal =
1571 (s8)
1572 nla_get_u8(sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG]);
1573 else
1574 sig_change->avg_beacon_signal = 0;
1575
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001576 if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
1577 if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
1578 sinfo[NL80211_STA_INFO_TX_BITRATE],
1579 rate_policy)) {
1580 sig_change->current_txrate = 0;
1581 } else {
1582 if (rinfo[NL80211_RATE_INFO_BITRATE]) {
1583 sig_change->current_txrate =
1584 nla_get_u16(rinfo[
1585 NL80211_RATE_INFO_BITRATE]) * 100;
1586 }
1587 }
1588 }
1589
1590 return NL_SKIP;
1591}
1592
1593
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001594int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
1595 struct wpa_signal_info *sig)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001596{
1597 struct nl_msg *msg;
1598
Hai Shalom74f70d42019-02-11 14:42:39 -08001599 sig->current_signal = -WPA_INVALID_NOISE;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001600 sig->current_txrate = 0;
1601
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001602 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_STATION)) ||
1603 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid)) {
1604 nlmsg_free(msg);
1605 return -ENOBUFS;
1606 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001607
Hai Shalom899fcc72020-10-19 14:38:18 -07001608 return send_and_recv_msgs(drv, msg, get_link_signal, sig, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001609}
1610
1611
1612static int get_link_noise(struct nl_msg *msg, void *arg)
1613{
1614 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1615 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1616 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
1617 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
1618 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
1619 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
1620 };
1621 struct wpa_signal_info *sig_change = arg;
1622
1623 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1624 genlmsg_attrlen(gnlh, 0), NULL);
1625
1626 if (!tb[NL80211_ATTR_SURVEY_INFO]) {
1627 wpa_printf(MSG_DEBUG, "nl80211: survey data missing!");
1628 return NL_SKIP;
1629 }
1630
1631 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
1632 tb[NL80211_ATTR_SURVEY_INFO],
1633 survey_policy)) {
1634 wpa_printf(MSG_DEBUG, "nl80211: failed to parse nested "
1635 "attributes!");
1636 return NL_SKIP;
1637 }
1638
1639 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY])
1640 return NL_SKIP;
1641
1642 if (nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) !=
1643 sig_change->frequency)
1644 return NL_SKIP;
1645
1646 if (!sinfo[NL80211_SURVEY_INFO_NOISE])
1647 return NL_SKIP;
1648
1649 sig_change->current_noise =
1650 (s8) nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
1651
1652 return NL_SKIP;
1653}
1654
1655
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001656int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
1657 struct wpa_signal_info *sig_change)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001658{
1659 struct nl_msg *msg;
1660
Hai Shalom74f70d42019-02-11 14:42:39 -08001661 sig_change->current_noise = WPA_INVALID_NOISE;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001662 sig_change->frequency = drv->assoc_freq;
1663
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001664 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
Hai Shalom899fcc72020-10-19 14:38:18 -07001665 return send_and_recv_msgs(drv, msg, get_link_noise, sig_change,
1666 NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001667}
1668
1669
Hai Shalom74f70d42019-02-11 14:42:39 -08001670static int get_channel_info(struct nl_msg *msg, void *arg)
1671{
1672 struct nlattr *tb[NL80211_ATTR_MAX + 1] = { 0 };
1673 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1674 struct wpa_channel_info *chan_info = arg;
1675
1676 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1677 genlmsg_attrlen(gnlh, 0), NULL);
1678
1679 os_memset(chan_info, 0, sizeof(struct wpa_channel_info));
1680 chan_info->chanwidth = CHAN_WIDTH_UNKNOWN;
1681
1682 if (tb[NL80211_ATTR_WIPHY_FREQ])
1683 chan_info->frequency =
1684 nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
1685 if (tb[NL80211_ATTR_CHANNEL_WIDTH])
1686 chan_info->chanwidth = convert2width(
1687 nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
1688 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
1689 enum nl80211_channel_type ct =
1690 nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
1691
1692 switch (ct) {
1693 case NL80211_CHAN_HT40MINUS:
1694 chan_info->sec_channel = -1;
1695 break;
1696 case NL80211_CHAN_HT40PLUS:
1697 chan_info->sec_channel = 1;
1698 break;
1699 default:
1700 chan_info->sec_channel = 0;
1701 break;
1702 }
1703 }
1704 if (tb[NL80211_ATTR_CENTER_FREQ1])
1705 chan_info->center_frq1 =
1706 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
1707 if (tb[NL80211_ATTR_CENTER_FREQ2])
1708 chan_info->center_frq2 =
1709 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
1710
1711 if (chan_info->center_frq2) {
1712 u8 seg1_idx = 0;
1713
1714 if (ieee80211_freq_to_chan(chan_info->center_frq2, &seg1_idx) !=
1715 NUM_HOSTAPD_MODES)
1716 chan_info->seg1_idx = seg1_idx;
1717 }
1718
1719 return NL_SKIP;
1720}
1721
1722
1723static int nl80211_channel_info(void *priv, struct wpa_channel_info *ci)
1724{
1725 struct i802_bss *bss = priv;
1726 struct wpa_driver_nl80211_data *drv = bss->drv;
1727 struct nl_msg *msg;
1728
1729 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
Hai Shalom899fcc72020-10-19 14:38:18 -07001730 return send_and_recv_msgs(drv, msg, get_channel_info, ci, NULL, NULL);
Hai Shalom74f70d42019-02-11 14:42:39 -08001731}
1732
1733
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001734static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx,
1735 void *handle)
1736{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001737 struct nl_cb *cb = eloop_ctx;
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07001738 int res;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001739
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07001740 wpa_printf(MSG_MSGDUMP, "nl80211: Event message available");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001741
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07001742 res = nl_recvmsgs(handle, cb);
Dmitry Shmidt71757432014-06-02 13:50:35 -07001743 if (res < 0) {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07001744 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
1745 __func__, res);
1746 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001747}
1748
1749
1750/**
1751 * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
1752 * @priv: driver_nl80211 private data
1753 * @alpha2_arg: country to which to switch to
1754 * Returns: 0 on success, -1 on failure
1755 *
1756 * This asks nl80211 to set the regulatory domain for given
1757 * country ISO / IEC alpha2.
1758 */
1759static int wpa_driver_nl80211_set_country(void *priv, const char *alpha2_arg)
1760{
1761 struct i802_bss *bss = priv;
1762 struct wpa_driver_nl80211_data *drv = bss->drv;
1763 char alpha2[3];
1764 struct nl_msg *msg;
1765
1766 msg = nlmsg_alloc();
1767 if (!msg)
1768 return -ENOMEM;
1769
1770 alpha2[0] = alpha2_arg[0];
1771 alpha2[1] = alpha2_arg[1];
1772 alpha2[2] = '\0';
1773
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08001774 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REQ_SET_REG) ||
1775 nla_put_string(msg, NL80211_ATTR_REG_ALPHA2, alpha2)) {
1776 nlmsg_free(msg);
1777 return -EINVAL;
1778 }
Hai Shalom899fcc72020-10-19 14:38:18 -07001779 if (send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL))
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001780 return -EINVAL;
1781 return 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001782}
1783
1784
Dmitry Shmidtcce06662013-11-04 18:44:24 -08001785static int nl80211_get_country(struct nl_msg *msg, void *arg)
1786{
1787 char *alpha2 = arg;
1788 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1789 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1790
1791 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1792 genlmsg_attrlen(gnlh, 0), NULL);
1793 if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) {
1794 wpa_printf(MSG_DEBUG, "nl80211: No country information available");
1795 return NL_SKIP;
1796 }
1797 os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3);
1798 return NL_SKIP;
1799}
1800
1801
1802static int wpa_driver_nl80211_get_country(void *priv, char *alpha2)
1803{
1804 struct i802_bss *bss = priv;
1805 struct wpa_driver_nl80211_data *drv = bss->drv;
1806 struct nl_msg *msg;
1807 int ret;
1808
1809 msg = nlmsg_alloc();
1810 if (!msg)
1811 return -ENOMEM;
1812
1813 nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
1814 alpha2[0] = '\0';
Hai Shalom899fcc72020-10-19 14:38:18 -07001815 ret = send_and_recv_msgs(drv, msg, nl80211_get_country, alpha2,
1816 NULL, NULL);
Dmitry Shmidtcce06662013-11-04 18:44:24 -08001817 if (!alpha2[0])
1818 ret = -1;
1819
1820 return ret;
1821}
1822
1823
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001824static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001825{
1826 int ret;
1827
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001828 global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1829 if (global->nl_cb == NULL) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001830 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
1831 "callbacks");
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001832 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001833 }
1834
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001835 global->nl = nl_create_handle(global->nl_cb, "nl");
1836 if (global->nl == NULL)
1837 goto err;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001838
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001839 global->nl80211_id = genl_ctrl_resolve(global->nl, "nl80211");
1840 if (global->nl80211_id < 0) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001841 wpa_printf(MSG_ERROR, "nl80211: 'nl80211' generic netlink not "
1842 "found");
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001843 goto err;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001844 }
1845
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001846 global->nl_event = nl_create_handle(global->nl_cb, "event");
1847 if (global->nl_event == NULL)
1848 goto err;
1849
1850 ret = nl_get_multicast_id(global, "nl80211", "scan");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001851 if (ret >= 0)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001852 ret = nl_socket_add_membership(global->nl_event, ret);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001853 if (ret < 0) {
1854 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1855 "membership for scan events: %d (%s)",
Hai Shalomfdcde762020-04-02 11:19:20 -07001856 ret, nl_geterror(ret));
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001857 goto err;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001858 }
1859
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001860 ret = nl_get_multicast_id(global, "nl80211", "mlme");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001861 if (ret >= 0)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001862 ret = nl_socket_add_membership(global->nl_event, ret);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001863 if (ret < 0) {
1864 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1865 "membership for mlme events: %d (%s)",
Hai Shalomfdcde762020-04-02 11:19:20 -07001866 ret, nl_geterror(ret));
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001867 goto err;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001868 }
1869
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001870 ret = nl_get_multicast_id(global, "nl80211", "regulatory");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001871 if (ret >= 0)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001872 ret = nl_socket_add_membership(global->nl_event, ret);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001873 if (ret < 0) {
1874 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1875 "membership for regulatory events: %d (%s)",
Hai Shalomfdcde762020-04-02 11:19:20 -07001876 ret, nl_geterror(ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001877 /* Continue without regulatory events */
1878 }
1879
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001880 ret = nl_get_multicast_id(global, "nl80211", "vendor");
1881 if (ret >= 0)
1882 ret = nl_socket_add_membership(global->nl_event, ret);
1883 if (ret < 0) {
1884 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1885 "membership for vendor events: %d (%s)",
Hai Shalomfdcde762020-04-02 11:19:20 -07001886 ret, nl_geterror(ret));
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08001887 /* Continue without vendor events */
1888 }
1889
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001890 nl_cb_set(global->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1891 no_seq_check, NULL);
1892 nl_cb_set(global->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1893 process_global_event, global);
1894
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07001895 nl80211_register_eloop_read(&global->nl_event,
1896 wpa_driver_nl80211_event_receive,
Roshan Pius3a1667e2018-07-03 15:17:14 -07001897 global->nl_cb, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001898
1899 return 0;
1900
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001901err:
1902 nl_destroy_handles(&global->nl_event);
1903 nl_destroy_handles(&global->nl);
1904 nl_cb_put(global->nl_cb);
1905 global->nl_cb = NULL;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001906 return -1;
1907}
1908
1909
Dmitry Shmidt7f656022015-02-25 14:36:37 -08001910static void nl80211_check_global(struct nl80211_global *global)
1911{
Hai Shalomfdcde762020-04-02 11:19:20 -07001912 struct nl_sock *handle;
Dmitry Shmidt7f656022015-02-25 14:36:37 -08001913 const char *groups[] = { "scan", "mlme", "regulatory", "vendor", NULL };
1914 int ret;
1915 unsigned int i;
1916
1917 /*
1918 * Try to re-add memberships to handle case of cfg80211 getting reloaded
1919 * and all registration having been cleared.
1920 */
1921 handle = (void *) (((intptr_t) global->nl_event) ^
1922 ELOOP_SOCKET_INVALID);
1923
1924 for (i = 0; groups[i]; i++) {
1925 ret = nl_get_multicast_id(global, "nl80211", groups[i]);
1926 if (ret >= 0)
1927 ret = nl_socket_add_membership(handle, ret);
1928 if (ret < 0) {
1929 wpa_printf(MSG_INFO,
1930 "nl80211: Could not re-add multicast membership for %s events: %d (%s)",
Hai Shalomfdcde762020-04-02 11:19:20 -07001931 groups[i], ret, nl_geterror(ret));
Dmitry Shmidt7f656022015-02-25 14:36:37 -08001932 }
1933 }
1934}
1935
1936
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001937static void wpa_driver_nl80211_rfkill_blocked(void *ctx)
1938{
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08001939 struct wpa_driver_nl80211_data *drv = ctx;
1940
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001941 wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked");
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08001942
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001943 /*
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08001944 * rtnetlink ifdown handler will report interfaces other than the P2P
1945 * Device interface as disabled.
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001946 */
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08001947 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
1948 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001949}
1950
1951
1952static void wpa_driver_nl80211_rfkill_unblocked(void *ctx)
1953{
1954 struct wpa_driver_nl80211_data *drv = ctx;
1955 wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked");
Dmitry Shmidtcce06662013-11-04 18:44:24 -08001956 if (i802_set_iface_flags(drv->first_bss, 1)) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001957 wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP "
1958 "after rfkill unblock");
1959 return;
1960 }
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08001961
1962 if (is_p2p_net_interface(drv->nlmode))
1963 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
1964
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08001965 /*
1966 * rtnetlink ifup handler will report interfaces other than the P2P
1967 * Device interface as enabled.
1968 */
1969 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
1970 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001971}
1972
1973
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001974static void wpa_driver_nl80211_handle_eapol_tx_status(int sock,
1975 void *eloop_ctx,
1976 void *handle)
1977{
1978 struct wpa_driver_nl80211_data *drv = eloop_ctx;
1979 u8 data[2048];
1980 struct msghdr msg;
1981 struct iovec entry;
Dmitry Shmidt04949592012-07-19 12:16:46 -07001982 u8 control[512];
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001983 struct cmsghdr *cmsg;
1984 int res, found_ee = 0, found_wifi = 0, acked = 0;
1985 union wpa_event_data event;
1986
1987 memset(&msg, 0, sizeof(msg));
1988 msg.msg_iov = &entry;
1989 msg.msg_iovlen = 1;
1990 entry.iov_base = data;
1991 entry.iov_len = sizeof(data);
1992 msg.msg_control = &control;
1993 msg.msg_controllen = sizeof(control);
1994
1995 res = recvmsg(sock, &msg, MSG_ERRQUEUE);
1996 /* if error or not fitting 802.3 header, return */
1997 if (res < 14)
1998 return;
1999
2000 for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg))
2001 {
2002 if (cmsg->cmsg_level == SOL_SOCKET &&
2003 cmsg->cmsg_type == SCM_WIFI_STATUS) {
2004 int *ack;
2005
2006 found_wifi = 1;
2007 ack = (void *)CMSG_DATA(cmsg);
2008 acked = *ack;
2009 }
2010
2011 if (cmsg->cmsg_level == SOL_PACKET &&
2012 cmsg->cmsg_type == PACKET_TX_TIMESTAMP) {
2013 struct sock_extended_err *err =
2014 (struct sock_extended_err *)CMSG_DATA(cmsg);
2015
2016 if (err->ee_origin == SO_EE_ORIGIN_TXSTATUS)
2017 found_ee = 1;
2018 }
2019 }
2020
2021 if (!found_ee || !found_wifi)
2022 return;
2023
2024 memset(&event, 0, sizeof(event));
2025 event.eapol_tx_status.dst = data;
2026 event.eapol_tx_status.data = data + 14;
2027 event.eapol_tx_status.data_len = res - 14;
2028 event.eapol_tx_status.ack = acked;
2029 wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event);
2030}
2031
2032
Hai Shalomb755a2a2020-04-23 21:49:02 -07002033static int nl80211_init_connect_handle(struct i802_bss *bss)
2034{
2035 if (bss->nl_connect) {
2036 wpa_printf(MSG_DEBUG,
2037 "nl80211: Connect handle already created (nl_connect=%p)",
2038 bss->nl_connect);
2039 return -1;
2040 }
2041
2042 bss->nl_connect = nl_create_handle(bss->nl_cb, "connect");
2043 if (!bss->nl_connect)
2044 return -1;
2045 nl80211_register_eloop_read(&bss->nl_connect,
2046 wpa_driver_nl80211_event_receive,
2047 bss->nl_cb, 1);
2048 return 0;
2049}
2050
2051
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002052static int nl80211_init_bss(struct i802_bss *bss)
2053{
2054 bss->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
2055 if (!bss->nl_cb)
2056 return -1;
2057
2058 nl_cb_set(bss->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
2059 no_seq_check, NULL);
2060 nl_cb_set(bss->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
2061 process_bss_event, bss);
2062
Hai Shalomb755a2a2020-04-23 21:49:02 -07002063 nl80211_init_connect_handle(bss);
2064
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002065 return 0;
2066}
2067
2068
2069static void nl80211_destroy_bss(struct i802_bss *bss)
2070{
2071 nl_cb_put(bss->nl_cb);
2072 bss->nl_cb = NULL;
Hai Shalomb755a2a2020-04-23 21:49:02 -07002073
2074 if (bss->nl_connect)
2075 nl80211_destroy_eloop_handle(&bss->nl_connect, 1);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002076}
2077
2078
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08002079static void
2080wpa_driver_nl80211_drv_init_rfkill(struct wpa_driver_nl80211_data *drv)
2081{
2082 struct rfkill_config *rcfg;
2083
2084 if (drv->rfkill)
2085 return;
2086
2087 rcfg = os_zalloc(sizeof(*rcfg));
2088 if (!rcfg)
2089 return;
2090
2091 rcfg->ctx = drv;
2092
2093 /* rfkill uses netdev sysfs for initialization. However, P2P Device is
2094 * not associated with a netdev, so use the name of some other interface
2095 * sharing the same wiphy as the P2P Device interface.
2096 *
2097 * Note: This is valid, as a P2P Device interface is always dynamically
2098 * created and is created only once another wpa_s interface was added.
2099 */
2100 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) {
2101 struct nl80211_global *global = drv->global;
2102 struct wpa_driver_nl80211_data *tmp1;
2103
2104 dl_list_for_each(tmp1, &global->interfaces,
2105 struct wpa_driver_nl80211_data, list) {
2106 if (drv == tmp1 || drv->wiphy_idx != tmp1->wiphy_idx ||
2107 !tmp1->rfkill)
2108 continue;
2109
2110 wpa_printf(MSG_DEBUG,
2111 "nl80211: Use (%s) to initialize P2P Device rfkill",
2112 tmp1->first_bss->ifname);
2113 os_strlcpy(rcfg->ifname, tmp1->first_bss->ifname,
2114 sizeof(rcfg->ifname));
2115 break;
2116 }
2117 } else {
2118 os_strlcpy(rcfg->ifname, drv->first_bss->ifname,
2119 sizeof(rcfg->ifname));
2120 }
2121
2122 rcfg->blocked_cb = wpa_driver_nl80211_rfkill_blocked;
2123 rcfg->unblocked_cb = wpa_driver_nl80211_rfkill_unblocked;
2124 drv->rfkill = rfkill_init(rcfg);
2125 if (!drv->rfkill) {
2126 wpa_printf(MSG_DEBUG, "nl80211: RFKILL status not available");
2127 os_free(rcfg);
2128 }
2129}
2130
2131
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002132static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname,
2133 void *global_priv, int hostapd,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002134 const u8 *set_addr,
2135 const char *driver_params)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002136{
2137 struct wpa_driver_nl80211_data *drv;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002138 struct i802_bss *bss;
2139
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002140 if (global_priv == NULL)
2141 return NULL;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002142 drv = os_zalloc(sizeof(*drv));
2143 if (drv == NULL)
2144 return NULL;
2145 drv->global = global_priv;
2146 drv->ctx = ctx;
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002147 drv->hostapd = !!hostapd;
2148 drv->eapol_sock = -1;
Dmitry Shmidtff787d52015-01-12 13:01:47 -08002149
2150 /*
2151 * There is no driver capability flag for this, so assume it is
2152 * supported and disable this on first attempt to use if the driver
2153 * rejects the command due to missing support.
2154 */
2155 drv->set_rekey_offload = 1;
2156
Hai Shalom81f62d82019-07-22 12:10:00 -07002157 drv->num_if_indices = ARRAY_SIZE(drv->default_if_indices);
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002158 drv->if_indices = drv->default_if_indices;
Dmitry Shmidtcce06662013-11-04 18:44:24 -08002159
2160 drv->first_bss = os_zalloc(sizeof(*drv->first_bss));
2161 if (!drv->first_bss) {
2162 os_free(drv);
2163 return NULL;
2164 }
2165 bss = drv->first_bss;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002166 bss->drv = drv;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08002167 bss->ctx = ctx;
2168
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002169 os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname));
2170 drv->monitor_ifidx = -1;
2171 drv->monitor_sock = -1;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002172 drv->eapol_tx_sock = -1;
2173 drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002174
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002175 if (nl80211_init_bss(bss))
2176 goto failed;
2177
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002178 if (wpa_driver_nl80211_finish_drv_init(drv, set_addr, 1, driver_params))
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002179 goto failed;
2180
Hai Shalom899fcc72020-10-19 14:38:18 -07002181 if (drv->capa.flags2 & WPA_DRIVER_FLAGS2_CONTROL_PORT_TX_STATUS) {
2182 drv->control_port_ap = 1;
2183 goto skip_wifi_status;
2184 }
2185
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002186 drv->eapol_tx_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
2187 if (drv->eapol_tx_sock < 0)
2188 goto failed;
2189
2190 if (drv->data_tx_status) {
2191 int enabled = 1;
2192
2193 if (setsockopt(drv->eapol_tx_sock, SOL_SOCKET, SO_WIFI_STATUS,
2194 &enabled, sizeof(enabled)) < 0) {
2195 wpa_printf(MSG_DEBUG,
Hai Shalom899fcc72020-10-19 14:38:18 -07002196 "nl80211: wifi status sockopt failed: %s",
2197 strerror(errno));
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002198 drv->data_tx_status = 0;
2199 if (!drv->use_monitor)
2200 drv->capa.flags &=
2201 ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
2202 } else {
Hai Shalom899fcc72020-10-19 14:38:18 -07002203 eloop_register_read_sock(
2204 drv->eapol_tx_sock,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002205 wpa_driver_nl80211_handle_eapol_tx_status,
2206 drv, NULL);
2207 }
2208 }
Hai Shalom899fcc72020-10-19 14:38:18 -07002209skip_wifi_status:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002210
2211 if (drv->global) {
Dmitry Shmidt7f656022015-02-25 14:36:37 -08002212 nl80211_check_global(drv->global);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002213 dl_list_add(&drv->global->interfaces, &drv->list);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002214 drv->in_interface_list = 1;
2215 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002216
2217 return bss;
2218
2219failed:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002220 wpa_driver_nl80211_deinit(bss);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002221 return NULL;
2222}
2223
2224
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002225/**
2226 * wpa_driver_nl80211_init - Initialize nl80211 driver interface
2227 * @ctx: context to be used when calling wpa_supplicant functions,
2228 * e.g., wpa_supplicant_event()
2229 * @ifname: interface name, e.g., wlan0
2230 * @global_priv: private driver global data from global_init()
2231 * Returns: Pointer to private data, %NULL on failure
2232 */
2233static void * wpa_driver_nl80211_init(void *ctx, const char *ifname,
2234 void *global_priv)
2235{
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002236 return wpa_driver_nl80211_drv_init(ctx, ifname, global_priv, 0, NULL,
2237 NULL);
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002238}
2239
2240
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002241static int nl80211_register_frame(struct i802_bss *bss,
Hai Shalomfdcde762020-04-02 11:19:20 -07002242 struct nl_sock *nl_handle,
Hai Shalome21d4e82020-04-29 16:34:06 -07002243 u16 type, const u8 *match, size_t match_len,
2244 bool multicast)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002245{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002246 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002247 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002248 int ret;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002249 char buf[30];
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002250
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002251 buf[0] = '\0';
2252 wpa_snprintf_hex(buf, sizeof(buf), match, match_len);
Hai Shalome21d4e82020-04-29 16:34:06 -07002253 wpa_printf(MSG_DEBUG,
2254 "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s multicast=%d",
2255 type, fc2str(type), nl_handle, buf, multicast);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002256
Hai Shalomfdcde762020-04-02 11:19:20 -07002257 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REGISTER_FRAME)) ||
Hai Shalome21d4e82020-04-29 16:34:06 -07002258 (multicast && nla_put_flag(msg, NL80211_ATTR_RECEIVE_MULTICAST)) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002259 nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE, type) ||
2260 nla_put(msg, NL80211_ATTR_FRAME_MATCH, match_len, match)) {
2261 nlmsg_free(msg);
2262 return -1;
2263 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002264
Hai Shalom899fcc72020-10-19 14:38:18 -07002265 ret = send_and_recv(drv->global, nl_handle, msg, NULL, NULL,
2266 NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002267 if (ret) {
2268 wpa_printf(MSG_DEBUG, "nl80211: Register frame command "
2269 "failed (type=%u): ret=%d (%s)",
2270 type, ret, strerror(-ret));
2271 wpa_hexdump(MSG_DEBUG, "nl80211: Register frame match",
2272 match, match_len);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002273 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002274 return ret;
2275}
2276
2277
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002278static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
2279{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002280 if (bss->nl_mgmt) {
2281 wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
2282 "already on! (nl_mgmt=%p)", bss->nl_mgmt);
2283 return -1;
2284 }
2285
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002286 bss->nl_mgmt = nl_create_handle(bss->nl_cb, "mgmt");
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002287 if (bss->nl_mgmt == NULL)
2288 return -1;
2289
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002290 return 0;
2291}
2292
2293
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002294static void nl80211_mgmt_handle_register_eloop(struct i802_bss *bss)
2295{
2296 nl80211_register_eloop_read(&bss->nl_mgmt,
2297 wpa_driver_nl80211_event_receive,
Roshan Pius3a1667e2018-07-03 15:17:14 -07002298 bss->nl_cb, 0);
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002299}
2300
2301
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002302static int nl80211_register_action_frame(struct i802_bss *bss,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002303 const u8 *match, size_t match_len)
2304{
2305 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002306 return nl80211_register_frame(bss, bss->nl_mgmt,
Hai Shalome21d4e82020-04-29 16:34:06 -07002307 type, match, match_len, false);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002308}
2309
2310
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002311static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002312{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002313 struct wpa_driver_nl80211_data *drv = bss->drv;
Hai Shalomfdcde762020-04-02 11:19:20 -07002314 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002315 int ret = 0;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002316
2317 if (nl80211_alloc_mgmt_handle(bss))
2318 return -1;
2319 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP "
2320 "handle %p", bss->nl_mgmt);
2321
Hai Shalomfdcde762020-04-02 11:19:20 -07002322 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002323 /* register for any AUTH message */
Hai Shalome21d4e82020-04-29 16:34:06 -07002324 nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0, false);
Hai Shalomfdcde762020-04-02 11:19:20 -07002325 } else if ((drv->capa.flags & WPA_DRIVER_FLAGS_SAE) &&
2326 !(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
2327 /* register for SAE Authentication frames */
2328 nl80211_register_frame(bss, bss->nl_mgmt, type,
Hai Shalome21d4e82020-04-29 16:34:06 -07002329 (u8 *) "\x03\x00", 2, false);
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002330 }
2331
Dmitry Shmidt051af732013-10-22 13:52:46 -07002332#ifdef CONFIG_INTERWORKING
2333 /* QoS Map Configure */
2334 if (nl80211_register_action_frame(bss, (u8 *) "\x01\x04", 2) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002335 ret = -1;
Dmitry Shmidt051af732013-10-22 13:52:46 -07002336#endif /* CONFIG_INTERWORKING */
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07002337#if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING) || defined(CONFIG_DPP)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002338 /* GAS Initial Request */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002339 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002340 ret = -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002341 /* GAS Initial Response */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002342 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002343 ret = -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002344 /* GAS Comeback Request */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002345 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002346 ret = -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002347 /* GAS Comeback Response */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002348 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002349 ret = -1;
Dmitry Shmidt18463232014-01-24 12:29:41 -08002350 /* Protected GAS Initial Request */
2351 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0a", 2) < 0)
2352 ret = -1;
2353 /* Protected GAS Initial Response */
2354 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0b", 2) < 0)
2355 ret = -1;
2356 /* Protected GAS Comeback Request */
2357 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0c", 2) < 0)
2358 ret = -1;
2359 /* Protected GAS Comeback Response */
2360 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0d", 2) < 0)
2361 ret = -1;
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07002362#endif /* CONFIG_P2P || CONFIG_INTERWORKING || CONFIG_DPP */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002363#ifdef CONFIG_P2P
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002364 /* P2P Public Action */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002365 if (nl80211_register_action_frame(bss,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002366 (u8 *) "\x04\x09\x50\x6f\x9a\x09",
2367 6) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002368 ret = -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002369 /* P2P Action */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002370 if (nl80211_register_action_frame(bss,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002371 (u8 *) "\x7f\x50\x6f\x9a\x09",
2372 5) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002373 ret = -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002374#endif /* CONFIG_P2P */
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07002375#ifdef CONFIG_DPP
2376 /* DPP Public Action */
2377 if (nl80211_register_action_frame(bss,
2378 (u8 *) "\x04\x09\x50\x6f\x9a\x1a",
2379 6) < 0)
2380 ret = -1;
2381#endif /* CONFIG_DPP */
Hai Shalom74f70d42019-02-11 14:42:39 -08002382#ifdef CONFIG_OCV
2383 /* SA Query Request */
2384 if (nl80211_register_action_frame(bss, (u8 *) "\x08\x00", 2) < 0)
2385 ret = -1;
2386#endif /* CONFIG_OCV */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002387 /* SA Query Response */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002388 if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002389 ret = -1;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002390#ifdef CONFIG_TDLS
2391 if ((drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) {
2392 /* TDLS Discovery Response */
2393 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0e", 2) <
2394 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002395 ret = -1;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002396 }
2397#endif /* CONFIG_TDLS */
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08002398#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 */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002403
2404 /* FT Action frames */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002405 if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002406 ret = -1;
Hai Shalom4fbc08f2020-05-18 12:37:00 -07002407 else if (!drv->has_driver_key_mgmt) {
2408 int i;
2409
2410 /* Update supported AKMs only if the driver doesn't advertize
2411 * any AKM capabilities. */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002412 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |
2413 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
2414
Hai Shalom4fbc08f2020-05-18 12:37:00 -07002415 /* Update per interface supported AKMs */
2416 for (i = 0; i < WPA_IF_MAX; i++)
2417 drv->capa.key_mgmt_iftype[i] = drv->capa.key_mgmt;
2418 }
2419
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002420 /* WNM - BSS Transition Management Request */
2421 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002422 ret = -1;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08002423 /* WNM-Sleep Mode Response */
2424 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002425 ret = -1;
Hai Shalom39ba6fc2019-01-22 12:40:38 -08002426#ifdef CONFIG_WNM
2427 /* WNM - Collocated Interference Request */
2428 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x0b", 2) < 0)
2429 ret = -1;
2430#endif /* CONFIG_WNM */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002431
Dmitry Shmidtf21452a2014-02-26 10:55:25 -08002432#ifdef CONFIG_HS20
2433 /* WNM-Notification */
2434 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x1a", 2) < 0)
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07002435 ret = -1;
Dmitry Shmidtf21452a2014-02-26 10:55:25 -08002436#endif /* CONFIG_HS20 */
2437
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002438 /* WMM-AC ADDTS Response */
2439 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x01", 2) < 0)
2440 ret = -1;
2441
2442 /* WMM-AC DELTS */
2443 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x02", 2) < 0)
2444 ret = -1;
2445
2446 /* Radio Measurement - Neighbor Report Response */
2447 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x05", 2) < 0)
2448 ret = -1;
2449
Dmitry Shmidt849734c2016-05-27 09:59:01 -07002450 /* Radio Measurement - Radio Measurement Request */
Hai Shalom899fcc72020-10-19 14:38:18 -07002451 if (!drv->no_rrm &&
2452 nl80211_register_action_frame(bss, (u8 *) "\x05\x00", 2) < 0)
Dmitry Shmidt849734c2016-05-27 09:59:01 -07002453 ret = -1;
2454
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002455 /* Radio Measurement - Link Measurement Request */
2456 if ((drv->capa.rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION) &&
2457 (nl80211_register_action_frame(bss, (u8 *) "\x05\x02", 2) < 0))
2458 ret = -1;
2459
Hai Shalom899fcc72020-10-19 14:38:18 -07002460 /* Robust AV MSCS Response */
2461 if (nl80211_register_action_frame(bss, (u8 *) "\x13\x05", 2) < 0)
2462 ret = -1;
2463
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002464 nl80211_mgmt_handle_register_eloop(bss);
2465
2466 return ret;
2467}
2468
2469
2470static int nl80211_mgmt_subscribe_mesh(struct i802_bss *bss)
2471{
2472 int ret = 0;
2473
2474 if (nl80211_alloc_mgmt_handle(bss))
2475 return -1;
2476
2477 wpa_printf(MSG_DEBUG,
2478 "nl80211: Subscribe to mgmt frames with mesh handle %p",
2479 bss->nl_mgmt);
2480
2481 /* Auth frames for mesh SAE */
2482 if (nl80211_register_frame(bss, bss->nl_mgmt,
2483 (WLAN_FC_TYPE_MGMT << 2) |
2484 (WLAN_FC_STYPE_AUTH << 4),
Hai Shalome21d4e82020-04-29 16:34:06 -07002485 NULL, 0, false) < 0)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002486 ret = -1;
2487
2488 /* Mesh peering open */
2489 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x01", 2) < 0)
2490 ret = -1;
2491 /* Mesh peering confirm */
2492 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x02", 2) < 0)
2493 ret = -1;
2494 /* Mesh peering close */
2495 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x03", 2) < 0)
2496 ret = -1;
2497
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002498 nl80211_mgmt_handle_register_eloop(bss);
2499
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002500 return ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002501}
2502
2503
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002504static int nl80211_register_spurious_class3(struct i802_bss *bss)
2505{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002506 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002507 int ret;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002508
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002509 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UNEXPECTED_FRAME);
Hai Shalom899fcc72020-10-19 14:38:18 -07002510 ret = send_and_recv(bss->drv->global, bss->nl_mgmt, msg, NULL, NULL,
2511 NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002512 if (ret) {
2513 wpa_printf(MSG_DEBUG, "nl80211: Register spurious class3 "
2514 "failed: ret=%d (%s)",
2515 ret, strerror(-ret));
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002516 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002517 return ret;
2518}
2519
2520
Dmitry Shmidt849734c2016-05-27 09:59:01 -07002521static int nl80211_action_subscribe_ap(struct i802_bss *bss)
2522{
2523 int ret = 0;
2524
2525 /* Public Action frames */
2526 if (nl80211_register_action_frame(bss, (u8 *) "\x04", 1) < 0)
2527 ret = -1;
2528 /* RRM Measurement Report */
2529 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x01", 2) < 0)
2530 ret = -1;
Paul Stewart092955c2017-02-06 09:13:09 -08002531 /* RRM Link Measurement Report */
2532 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x03", 2) < 0)
2533 ret = -1;
Dmitry Shmidt849734c2016-05-27 09:59:01 -07002534 /* RRM Neighbor Report Request */
2535 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x04", 2) < 0)
2536 ret = -1;
2537 /* FT Action frames */
2538 if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
2539 ret = -1;
Dmitry Shmidt849734c2016-05-27 09:59:01 -07002540 /* SA Query */
2541 if (nl80211_register_action_frame(bss, (u8 *) "\x08", 1) < 0)
2542 ret = -1;
Dmitry Shmidt849734c2016-05-27 09:59:01 -07002543 /* Protected Dual of Public Action */
2544 if (nl80211_register_action_frame(bss, (u8 *) "\x09", 1) < 0)
2545 ret = -1;
2546 /* WNM */
2547 if (nl80211_register_action_frame(bss, (u8 *) "\x0a", 1) < 0)
2548 ret = -1;
2549 /* WMM */
2550 if (nl80211_register_action_frame(bss, (u8 *) "\x11", 1) < 0)
2551 ret = -1;
2552#ifdef CONFIG_FST
2553 /* FST Action frames */
2554 if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
2555 ret = -1;
2556#endif /* CONFIG_FST */
2557 /* Vendor-specific */
2558 if (nl80211_register_action_frame(bss, (u8 *) "\x7f", 1) < 0)
2559 ret = -1;
2560
2561 return ret;
2562}
2563
2564
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002565static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
2566{
2567 static const int stypes[] = {
2568 WLAN_FC_STYPE_AUTH,
2569 WLAN_FC_STYPE_ASSOC_REQ,
2570 WLAN_FC_STYPE_REASSOC_REQ,
2571 WLAN_FC_STYPE_DISASSOC,
2572 WLAN_FC_STYPE_DEAUTH,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002573 WLAN_FC_STYPE_PROBE_REQ,
2574/* Beacon doesn't work as mac80211 doesn't currently allow
2575 * it, but it wouldn't really be the right thing anyway as
2576 * it isn't per interface ... maybe just dump the scan
2577 * results periodically for OLBC?
2578 */
Dmitry Shmidt7832adb2014-04-29 10:53:02 -07002579 /* WLAN_FC_STYPE_BEACON, */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002580 };
2581 unsigned int i;
2582
2583 if (nl80211_alloc_mgmt_handle(bss))
2584 return -1;
2585 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
2586 "handle %p", bss->nl_mgmt);
2587
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002588 for (i = 0; i < ARRAY_SIZE(stypes); i++) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002589 if (nl80211_register_frame(bss, bss->nl_mgmt,
2590 (WLAN_FC_TYPE_MGMT << 2) |
2591 (stypes[i] << 4),
Hai Shalome21d4e82020-04-29 16:34:06 -07002592 NULL, 0, false) < 0) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002593 goto out_err;
2594 }
2595 }
2596
Dmitry Shmidt849734c2016-05-27 09:59:01 -07002597 if (nl80211_action_subscribe_ap(bss))
2598 goto out_err;
2599
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002600 if (nl80211_register_spurious_class3(bss))
2601 goto out_err;
2602
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002603 nl80211_mgmt_handle_register_eloop(bss);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002604 return 0;
2605
2606out_err:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002607 nl_destroy_handles(&bss->nl_mgmt);
2608 return -1;
2609}
2610
2611
2612static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss *bss)
2613{
2614 if (nl80211_alloc_mgmt_handle(bss))
2615 return -1;
2616 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
2617 "handle %p (device SME)", bss->nl_mgmt);
2618
Dmitry Shmidt849734c2016-05-27 09:59:01 -07002619 if (nl80211_action_subscribe_ap(bss))
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002620 goto out_err;
2621
Hai Shalom5f92bc92019-04-18 11:54:11 -07002622 if (bss->drv->device_ap_sme) {
2623 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
2624
2625 /* Register for all Authentication frames */
Hai Shalome21d4e82020-04-29 16:34:06 -07002626 if (nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0,
2627 false) < 0)
Hai Shalom5f92bc92019-04-18 11:54:11 -07002628 wpa_printf(MSG_DEBUG,
2629 "nl80211: Failed to subscribe to handle Authentication frames - SAE offload may not work");
2630 }
2631
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002632 nl80211_mgmt_handle_register_eloop(bss);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002633 return 0;
2634
2635out_err:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002636 nl_destroy_handles(&bss->nl_mgmt);
2637 return -1;
2638}
2639
2640
2641static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason)
2642{
2643 if (bss->nl_mgmt == NULL)
2644 return;
2645 wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p "
2646 "(%s)", bss->nl_mgmt, reason);
Roshan Pius3a1667e2018-07-03 15:17:14 -07002647 nl80211_destroy_eloop_handle(&bss->nl_mgmt, 0);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002648
2649 nl80211_put_wiphy_data_ap(bss);
2650}
2651
2652
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002653static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
2654{
2655 wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
2656}
2657
2658
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002659static void nl80211_del_p2pdev(struct i802_bss *bss)
2660{
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002661 struct nl_msg *msg;
2662 int ret;
2663
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002664 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_INTERFACE);
Hai Shalom899fcc72020-10-19 14:38:18 -07002665 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002666
2667 wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s",
2668 bss->ifname, (long long unsigned int) bss->wdev_id,
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002669 strerror(-ret));
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002670}
2671
2672
2673static int nl80211_set_p2pdev(struct i802_bss *bss, int start)
2674{
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002675 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002676 int ret;
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002677
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002678 msg = nl80211_cmd_msg(bss, 0, start ? NL80211_CMD_START_P2P_DEVICE :
2679 NL80211_CMD_STOP_P2P_DEVICE);
Hai Shalom899fcc72020-10-19 14:38:18 -07002680 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002681
2682 wpa_printf(MSG_DEBUG, "nl80211: %s P2P Device %s (0x%llx): %s",
2683 start ? "Start" : "Stop",
2684 bss->ifname, (long long unsigned int) bss->wdev_id,
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07002685 strerror(-ret));
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002686 return ret;
2687}
2688
2689
2690static int i802_set_iface_flags(struct i802_bss *bss, int up)
2691{
2692 enum nl80211_iftype nlmode;
2693
2694 nlmode = nl80211_get_ifmode(bss);
2695 if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2696 return linux_set_iface_flags(bss->drv->global->ioctl_sock,
2697 bss->ifname, up);
2698 }
2699
2700 /* P2P Device has start/stop which is equivalent */
2701 return nl80211_set_p2pdev(bss, up);
2702}
2703
2704
Dmitry Shmidt7f656022015-02-25 14:36:37 -08002705#ifdef CONFIG_TESTING_OPTIONS
2706static int qca_vendor_test_cmd_handler(struct nl_msg *msg, void *arg)
2707{
2708 /* struct wpa_driver_nl80211_data *drv = arg; */
2709 struct nlattr *tb[NL80211_ATTR_MAX + 1];
2710 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
2711
2712
2713 wpa_printf(MSG_DEBUG,
2714 "nl80211: QCA vendor test command response received");
2715
2716 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2717 genlmsg_attrlen(gnlh, 0), NULL);
2718 if (!tb[NL80211_ATTR_VENDOR_DATA]) {
2719 wpa_printf(MSG_DEBUG, "nl80211: No vendor data attribute");
2720 return NL_SKIP;
2721 }
2722
2723 wpa_hexdump(MSG_DEBUG,
2724 "nl80211: Received QCA vendor test command response",
2725 nla_data(tb[NL80211_ATTR_VENDOR_DATA]),
2726 nla_len(tb[NL80211_ATTR_VENDOR_DATA]));
2727
2728 return NL_SKIP;
2729}
2730#endif /* CONFIG_TESTING_OPTIONS */
2731
2732
2733static void qca_vendor_test(struct wpa_driver_nl80211_data *drv)
2734{
2735#ifdef CONFIG_TESTING_OPTIONS
2736 struct nl_msg *msg;
2737 struct nlattr *params;
2738 int ret;
2739
2740 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
2741 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
2742 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
2743 QCA_NL80211_VENDOR_SUBCMD_TEST) ||
2744 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
2745 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TEST, 123)) {
2746 nlmsg_free(msg);
2747 return;
2748 }
2749 nla_nest_end(msg, params);
2750
Hai Shalom899fcc72020-10-19 14:38:18 -07002751 ret = send_and_recv_msgs(drv, msg, qca_vendor_test_cmd_handler, drv,
2752 NULL, NULL);
Dmitry Shmidt7f656022015-02-25 14:36:37 -08002753 wpa_printf(MSG_DEBUG,
2754 "nl80211: QCA vendor test command returned %d (%s)",
2755 ret, strerror(-ret));
2756#endif /* CONFIG_TESTING_OPTIONS */
2757}
2758
2759
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002760static int
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002761wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002762 const u8 *set_addr, int first,
2763 const char *driver_params)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002764{
Dmitry Shmidtcce06662013-11-04 18:44:24 -08002765 struct i802_bss *bss = drv->first_bss;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002766 int send_rfkill_event = 0;
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002767 enum nl80211_iftype nlmode;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002768
2769 drv->ifindex = if_nametoindex(bss->ifname);
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002770 bss->ifindex = drv->ifindex;
2771 bss->wdev_id = drv->global->if_add_wdevid;
2772 bss->wdev_id_set = drv->global->if_add_wdevid_set;
2773
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07002774 bss->if_dynamic = drv->ifindex == drv->global->if_add_ifindex;
2775 bss->if_dynamic = bss->if_dynamic || drv->global->if_add_wdevid_set;
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002776 drv->global->if_add_wdevid_set = 0;
2777
Dmitry Shmidt03658832014-08-13 11:03:49 -07002778 if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2779 bss->static_ap = 1;
2780
Dmitry Shmidt014a3ff2015-12-28 13:27:49 -08002781 if (first &&
2782 nl80211_get_ifmode(bss) != NL80211_IFTYPE_P2P_DEVICE &&
2783 linux_iface_up(drv->global->ioctl_sock, bss->ifname) > 0)
2784 drv->start_iface_up = 1;
2785
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002786 if (wpa_driver_nl80211_capa(drv))
2787 return -1;
2788
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002789 if (driver_params && nl80211_set_param(bss, driver_params) < 0)
2790 return -1;
2791
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002792 wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s",
2793 bss->ifname, drv->phyname);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002794
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002795 if (set_addr &&
2796 (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) ||
2797 linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2798 set_addr)))
2799 return -1;
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002800
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002801 if (first && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2802 drv->start_mode_ap = 1;
2803
Dmitry Shmidt03658832014-08-13 11:03:49 -07002804 if (drv->hostapd || bss->static_ap)
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002805 nlmode = NL80211_IFTYPE_AP;
Dmitry Shmidt7f2c7532016-08-15 09:48:12 -07002806 else if (bss->if_dynamic ||
2807 nl80211_get_ifmode(bss) == NL80211_IFTYPE_MESH_POINT)
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002808 nlmode = nl80211_get_ifmode(bss);
2809 else
2810 nlmode = NL80211_IFTYPE_STATION;
2811
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002812 if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) {
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002813 wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode");
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002814 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002815 }
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002816
Dmitry Shmidt98660862014-03-11 17:26:21 -07002817 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002818 nl80211_get_macaddr(bss);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002819
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08002820 wpa_driver_nl80211_drv_init_rfkill(drv);
2821
Dmitry Shmidt98660862014-03-11 17:26:21 -07002822 if (!rfkill_is_blocked(drv->rfkill)) {
2823 int ret = i802_set_iface_flags(bss, 1);
2824 if (ret) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002825 wpa_printf(MSG_ERROR, "nl80211: Could not set "
2826 "interface '%s' UP", bss->ifname);
Dmitry Shmidt98660862014-03-11 17:26:21 -07002827 return ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002828 }
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08002829
2830 if (is_p2p_net_interface(nlmode))
2831 nl80211_disable_11b_rates(bss->drv,
2832 bss->drv->ifindex, 1);
2833
Dmitry Shmidt98660862014-03-11 17:26:21 -07002834 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2835 return ret;
2836 } else {
2837 wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
2838 "interface '%s' due to rfkill", bss->ifname);
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08002839 if (nlmode != NL80211_IFTYPE_P2P_DEVICE)
2840 drv->if_disabled = 1;
2841
Dmitry Shmidt98660862014-03-11 17:26:21 -07002842 send_rfkill_event = 1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002843 }
2844
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08002845 if (!drv->hostapd && nlmode != NL80211_IFTYPE_P2P_DEVICE)
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002846 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
2847 1, IF_OPER_DORMANT);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002848
Dmitry Shmidt7d56b752015-12-22 10:59:44 -08002849 if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2850 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2851 bss->addr))
2852 return -1;
2853 os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN);
2854 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002855
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002856 if (send_rfkill_event) {
2857 eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
2858 drv, drv->ctx);
2859 }
2860
Dmitry Shmidt7f656022015-02-25 14:36:37 -08002861 if (drv->vendor_cmd_test_avail)
2862 qca_vendor_test(drv);
2863
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002864 return 0;
2865}
2866
2867
Paul Stewart092955c2017-02-06 09:13:09 -08002868static int wpa_driver_nl80211_del_beacon(struct i802_bss *bss)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002869{
2870 struct nl_msg *msg;
Paul Stewart092955c2017-02-06 09:13:09 -08002871 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002872
Dmitry Shmidtcce06662013-11-04 18:44:24 -08002873 wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)",
2874 drv->ifindex);
Paul Stewart092955c2017-02-06 09:13:09 -08002875 nl80211_put_wiphy_data_ap(bss);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002876 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_DEL_BEACON);
Hai Shalom899fcc72020-10-19 14:38:18 -07002877 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002878}
2879
2880
2881/**
2882 * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08002883 * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002884 *
2885 * Shut down driver interface and processing of driver events. Free
2886 * private data buffer if one was allocated in wpa_driver_nl80211_init().
2887 */
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08002888static void wpa_driver_nl80211_deinit(struct i802_bss *bss)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002889{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002890 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidtd5ab1b52016-06-21 12:38:41 -07002891 unsigned int i;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002892
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002893 wpa_printf(MSG_INFO, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
2894 bss->ifname, drv->disabled_11b_rates);
2895
Dmitry Shmidt04949592012-07-19 12:16:46 -07002896 bss->in_deinit = 1;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002897 if (drv->data_tx_status)
2898 eloop_unregister_read_sock(drv->eapol_tx_sock);
2899 if (drv->eapol_tx_sock >= 0)
2900 close(drv->eapol_tx_sock);
2901
2902 if (bss->nl_preq)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002903 wpa_driver_nl80211_probe_req_report(bss, 0);
2904 if (bss->added_if_into_bridge) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002905 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
2906 bss->ifname) < 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002907 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2908 "interface %s from bridge %s: %s",
2909 bss->ifname, bss->brname, strerror(errno));
2910 }
Hai Shalomc9e41a12018-07-31 14:41:42 -07002911
2912 if (drv->rtnl_sk)
Hai Shalomfdcde762020-04-02 11:19:20 -07002913 nl_socket_free(drv->rtnl_sk);
Hai Shalomc9e41a12018-07-31 14:41:42 -07002914
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002915 if (bss->added_bridge) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002916 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->brname,
2917 0) < 0)
2918 wpa_printf(MSG_INFO,
2919 "nl80211: Could not set bridge %s down",
2920 bss->brname);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002921 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002922 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2923 "bridge %s: %s",
2924 bss->brname, strerror(errno));
2925 }
2926
2927 nl80211_remove_monitor_interface(drv);
2928
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002929 if (is_ap_interface(drv->nlmode))
Paul Stewart092955c2017-02-06 09:13:09 -08002930 wpa_driver_nl80211_del_beacon(bss);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002931
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002932 if (drv->eapol_sock >= 0) {
2933 eloop_unregister_read_sock(drv->eapol_sock);
2934 close(drv->eapol_sock);
2935 }
2936
2937 if (drv->if_indices != drv->default_if_indices)
2938 os_free(drv->if_indices);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002939
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002940 if (drv->disabled_11b_rates)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002941 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
2942
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002943 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0,
2944 IF_OPER_UP);
Dmitry Shmidtb58836e2014-04-29 14:35:56 -07002945 eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002946 rfkill_deinit(drv->rfkill);
2947
2948 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
2949
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002950 if (!drv->start_iface_up)
2951 (void) i802_set_iface_flags(bss, 0);
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07002952
2953 if (drv->addr_changed) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08002954 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
2955 0) < 0) {
2956 wpa_printf(MSG_DEBUG,
2957 "nl80211: Could not set interface down to restore permanent MAC address");
2958 }
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07002959 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2960 drv->perm_addr) < 0) {
2961 wpa_printf(MSG_DEBUG,
2962 "nl80211: Could not restore permanent MAC address");
2963 }
2964 }
2965
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002966 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) {
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08002967 if (!drv->hostapd || !drv->start_mode_ap)
2968 wpa_driver_nl80211_set_mode(bss,
2969 NL80211_IFTYPE_STATION);
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07002970 nl80211_mgmt_unsubscribe(bss, "deinit");
Dmitry Shmidt34af3062013-07-11 10:46:32 -07002971 } else {
2972 nl80211_mgmt_unsubscribe(bss, "deinit");
2973 nl80211_del_p2pdev(bss);
2974 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002975
Dmitry Shmidtcce06662013-11-04 18:44:24 -08002976 nl80211_destroy_bss(drv->first_bss);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002977
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002978 os_free(drv->filter_ssids);
2979
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08002980 os_free(drv->auth_ie);
2981
2982 if (drv->in_interface_list)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002983 dl_list_del(&drv->list);
2984
Dmitry Shmidt444d5672013-04-01 13:08:44 -07002985 os_free(drv->extended_capa);
2986 os_free(drv->extended_capa_mask);
Dmitry Shmidtd5ab1b52016-06-21 12:38:41 -07002987 for (i = 0; i < drv->num_iface_ext_capa; i++) {
2988 os_free(drv->iface_ext_capa[i].ext_capa);
2989 os_free(drv->iface_ext_capa[i].ext_capa_mask);
2990 }
Dmitry Shmidtcce06662013-11-04 18:44:24 -08002991 os_free(drv->first_bss);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07002992 os_free(drv);
2993}
2994
2995
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08002996static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
2997{
2998 switch (alg) {
2999 case WPA_ALG_WEP:
3000 if (key_len == 5)
Paul Stewart092955c2017-02-06 09:13:09 -08003001 return RSN_CIPHER_SUITE_WEP40;
3002 return RSN_CIPHER_SUITE_WEP104;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003003 case WPA_ALG_TKIP:
Paul Stewart092955c2017-02-06 09:13:09 -08003004 return RSN_CIPHER_SUITE_TKIP;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003005 case WPA_ALG_CCMP:
Paul Stewart092955c2017-02-06 09:13:09 -08003006 return RSN_CIPHER_SUITE_CCMP;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003007 case WPA_ALG_GCMP:
Paul Stewart092955c2017-02-06 09:13:09 -08003008 return RSN_CIPHER_SUITE_GCMP;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003009 case WPA_ALG_CCMP_256:
Paul Stewart092955c2017-02-06 09:13:09 -08003010 return RSN_CIPHER_SUITE_CCMP_256;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003011 case WPA_ALG_GCMP_256:
Paul Stewart092955c2017-02-06 09:13:09 -08003012 return RSN_CIPHER_SUITE_GCMP_256;
Hai Shalom4fbc08f2020-05-18 12:37:00 -07003013 case WPA_ALG_BIP_CMAC_128:
Paul Stewart092955c2017-02-06 09:13:09 -08003014 return RSN_CIPHER_SUITE_AES_128_CMAC;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003015 case WPA_ALG_BIP_GMAC_128:
Paul Stewart092955c2017-02-06 09:13:09 -08003016 return RSN_CIPHER_SUITE_BIP_GMAC_128;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003017 case WPA_ALG_BIP_GMAC_256:
Paul Stewart092955c2017-02-06 09:13:09 -08003018 return RSN_CIPHER_SUITE_BIP_GMAC_256;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003019 case WPA_ALG_BIP_CMAC_256:
Paul Stewart092955c2017-02-06 09:13:09 -08003020 return RSN_CIPHER_SUITE_BIP_CMAC_256;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003021 case WPA_ALG_SMS4:
Paul Stewart092955c2017-02-06 09:13:09 -08003022 return RSN_CIPHER_SUITE_SMS4;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003023 case WPA_ALG_KRK:
Paul Stewart092955c2017-02-06 09:13:09 -08003024 return RSN_CIPHER_SUITE_KRK;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003025 case WPA_ALG_NONE:
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003026 wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d",
3027 alg);
3028 return 0;
3029 }
3030
3031 wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
3032 alg);
3033 return 0;
3034}
3035
3036
3037static u32 wpa_cipher_to_cipher_suite(unsigned int cipher)
3038{
3039 switch (cipher) {
3040 case WPA_CIPHER_CCMP_256:
Paul Stewart092955c2017-02-06 09:13:09 -08003041 return RSN_CIPHER_SUITE_CCMP_256;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003042 case WPA_CIPHER_GCMP_256:
Paul Stewart092955c2017-02-06 09:13:09 -08003043 return RSN_CIPHER_SUITE_GCMP_256;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003044 case WPA_CIPHER_CCMP:
Paul Stewart092955c2017-02-06 09:13:09 -08003045 return RSN_CIPHER_SUITE_CCMP;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003046 case WPA_CIPHER_GCMP:
Paul Stewart092955c2017-02-06 09:13:09 -08003047 return RSN_CIPHER_SUITE_GCMP;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003048 case WPA_CIPHER_TKIP:
Paul Stewart092955c2017-02-06 09:13:09 -08003049 return RSN_CIPHER_SUITE_TKIP;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003050 case WPA_CIPHER_WEP104:
Paul Stewart092955c2017-02-06 09:13:09 -08003051 return RSN_CIPHER_SUITE_WEP104;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003052 case WPA_CIPHER_WEP40:
Paul Stewart092955c2017-02-06 09:13:09 -08003053 return RSN_CIPHER_SUITE_WEP40;
Dmitry Shmidtf21452a2014-02-26 10:55:25 -08003054 case WPA_CIPHER_GTK_NOT_USED:
Paul Stewart092955c2017-02-06 09:13:09 -08003055 return RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003056 }
3057
3058 return 0;
3059}
3060
3061
3062static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
3063 int max_suites)
3064{
3065 int num_suites = 0;
3066
3067 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256)
Paul Stewart092955c2017-02-06 09:13:09 -08003068 suites[num_suites++] = RSN_CIPHER_SUITE_CCMP_256;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003069 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256)
Paul Stewart092955c2017-02-06 09:13:09 -08003070 suites[num_suites++] = RSN_CIPHER_SUITE_GCMP_256;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003071 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP)
Paul Stewart092955c2017-02-06 09:13:09 -08003072 suites[num_suites++] = RSN_CIPHER_SUITE_CCMP;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003073 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP)
Paul Stewart092955c2017-02-06 09:13:09 -08003074 suites[num_suites++] = RSN_CIPHER_SUITE_GCMP;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003075 if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP)
Paul Stewart092955c2017-02-06 09:13:09 -08003076 suites[num_suites++] = RSN_CIPHER_SUITE_TKIP;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003077 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104)
Paul Stewart092955c2017-02-06 09:13:09 -08003078 suites[num_suites++] = RSN_CIPHER_SUITE_WEP104;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003079 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40)
Paul Stewart092955c2017-02-06 09:13:09 -08003080 suites[num_suites++] = RSN_CIPHER_SUITE_WEP40;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08003081
3082 return num_suites;
3083}
3084
3085
Hai Shalomfdcde762020-04-02 11:19:20 -07003086static int wpa_key_mgmt_to_suites(unsigned int key_mgmt_suites, u32 suites[],
3087 int max_suites)
3088{
3089 int num_suites = 0;
3090
3091#define __AKM(a, b) \
3092 if (num_suites < max_suites && \
3093 (key_mgmt_suites & (WPA_KEY_MGMT_ ## a))) \
3094 suites[num_suites++] = (RSN_AUTH_KEY_MGMT_ ## b)
3095 __AKM(IEEE8021X, UNSPEC_802_1X);
3096 __AKM(PSK, PSK_OVER_802_1X);
3097 __AKM(FT_IEEE8021X, FT_802_1X);
3098 __AKM(FT_PSK, FT_PSK);
3099 __AKM(IEEE8021X_SHA256, 802_1X_SHA256);
3100 __AKM(PSK_SHA256, PSK_SHA256);
3101 __AKM(SAE, SAE);
3102 __AKM(FT_SAE, FT_SAE);
3103 __AKM(CCKM, CCKM);
3104 __AKM(OSEN, OSEN);
3105 __AKM(IEEE8021X_SUITE_B, 802_1X_SUITE_B);
3106 __AKM(IEEE8021X_SUITE_B_192, 802_1X_SUITE_B_192);
3107 __AKM(FILS_SHA256, FILS_SHA256);
3108 __AKM(FILS_SHA384, FILS_SHA384);
3109 __AKM(FT_FILS_SHA256, FT_FILS_SHA256);
3110 __AKM(FT_FILS_SHA384, FT_FILS_SHA384);
3111 __AKM(OWE, OWE);
3112 __AKM(DPP, DPP);
3113 __AKM(FT_IEEE8021X_SHA384, FT_802_1X_SHA384);
3114#undef __AKM
3115
3116 return num_suites;
3117}
3118
Ajay Davanagerib921bb82020-09-16 12:49:08 +05303119#ifdef CONFIG_DRIVER_NL80211_BRCM
3120static int wpa_driver_do_broadcom_acs(void *priv, struct drv_acs_params
3121 *params)
3122{
3123 struct i802_bss *bss = priv;
3124 struct wpa_driver_nl80211_data *drv = bss->drv;
3125 struct nl_msg *msg;
3126 struct nlattr *data;
3127 int freq_list_len;
3128 int ret = 0;
3129 do {
3130 freq_list_len =
3131 int_array_len(params->freq_list);
3132 wpa_printf(MSG_DEBUG, "%s: freq_list_len=%d",
3133 __FUNCTION__, freq_list_len);
3134 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR);
3135 if (!msg) {
3136 wpa_printf(MSG_ERROR, "%s: *errof, no memory for msg", __FUNCTION__);
3137 return ret;
3138 }
3139 if ((nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_BRCM))) {
3140 wpa_printf(MSG_ERROR, "%s: *errof, NL80211_ATTR_VENDOR_ID",
3141 __FUNCTION__);
3142 nlmsg_free(msg);
3143 return ret;
3144 }
3145
3146 if ((nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, BRCM_VENDOR_SCMD_ACS))) {
3147 wpa_printf(MSG_ERROR, "%s: *errof, NL80211_ATTR_VENDOR_SUBCMD",
3148 __FUNCTION__);
3149 nlmsg_free(msg);
3150 return ret;
3151 }
3152 if (!(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA))) {
3153 wpa_printf(MSG_ERROR, "%s: *errof, NL80211_ATTR_VENDOR_DATA", __FUNCTION__);
3154 nlmsg_free(msg);
3155 return ret;
3156 }
3157 if ((nla_put_u8(msg, BRCM_VENDOR_ATTR_ACS_HW_MODE, params->hw_mode))) {
3158 wpa_printf(MSG_ERROR, "%s: *errof, BRCM_VENDOR_ATTR_ACS_HW_MODE",
3159 __FUNCTION__);
3160 nlmsg_free(msg);
3161 return ret;
3162 }
3163 if ((nla_put_u8(msg, BRCM_VENDOR_ATTR_ACS_HT_ENABLED, params->ht_enabled))) {
3164 wpa_printf(MSG_ERROR, "%s: *errof, BRCM_VENDOR_ATTR_ACS_HT_ENABLED",
3165 __FUNCTION__);
3166 nlmsg_free(msg);
3167 return ret;
3168 }
3169 if ((nla_put_u8(msg, BRCM_VENDOR_ATTR_ACS_HT40_ENABLED, params->ht40_enabled))) {
3170 wpa_printf(MSG_ERROR, "%s: *errof, BRCM_VENDOR_ATTR_ACS_HT40_ENABLED",
3171 __FUNCTION__);
3172 nlmsg_free(msg);
3173 return ret;
3174 }
3175 if ((nla_put_u8(msg, BRCM_VENDOR_ATTR_ACS_VHT_ENABLED, params->vht_enabled))) {
3176 wpa_printf(MSG_ERROR, "%s: *errof, BRCM_VENDOR_ATTR_ACS_VHT_ENABLED",
3177 __FUNCTION__);
3178 nlmsg_free(msg);
3179 return ret;
3180 }
3181 if ((nla_put_u16(msg, BRCM_VENDOR_ATTR_ACS_CHWIDTH, params->ch_width))) {
3182 wpa_printf(MSG_ERROR, "%s: *errof, BRCM_VENDOR_ATTR_ACS_CHWIDTH",
3183 __FUNCTION__);
3184 nlmsg_free(msg);
3185 return ret;
3186 }
3187 wpa_printf(MSG_DEBUG, "%s: ht40=%d, ch_width=%d\n",
3188 __FUNCTION__, params->ht40_enabled, params->ch_width);
3189 if ((freq_list_len > 0) && (nla_put(msg, BRCM_VENDOR_ATTR_ACS_FREQ_LIST,
3190 sizeof(int) * freq_list_len, params->freq_list))) {
3191 wpa_printf(MSG_ERROR, "%s: *error, BRCM_VENDOR_ATTR_ACS_FREQ_LIST,"
3192 "list_len=%d\n", __FUNCTION__, freq_list_len);
3193 nlmsg_free(msg);
3194 return ret;
3195 }
3196 nla_nest_end(msg, data);
3197 wpa_printf(MSG_DEBUG, "nl80211: ACS Params: HW_MODE: %d HT: %d HT40:"
3198 " %d VHT: %d BW: %d\n",
3199 params->hw_mode, params->ht_enabled, params->ht40_enabled,
3200 params->vht_enabled, params->ch_width);
Ahmed ElArabawy73c89ee2020-10-22 16:09:08 -07003201 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Ajay Davanagerib921bb82020-09-16 12:49:08 +05303202 if (ret) {
3203 wpa_printf(MSG_ERROR, "nl80211: Failed to invoke vendor"
3204 " driver ACS function: %s\n",
3205 strerror(errno));
3206 }
3207 } while (0);
3208 return ret;
3209}
3210#endif /* CONFIG_DRIVER_NL80211_BRCM */
Hai Shalomfdcde762020-04-02 11:19:20 -07003211
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08003212#ifdef CONFIG_DRIVER_NL80211_QCA
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003213static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv,
3214 const u8 *key, size_t key_len)
3215{
3216 struct nl_msg *msg;
3217 int ret;
3218
3219 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
3220 return 0;
3221
3222 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
3223 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
3224 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
3225 QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY) ||
3226 nla_put(msg, NL80211_ATTR_VENDOR_DATA, key_len, key)) {
3227 nl80211_nlmsg_clear(msg);
3228 nlmsg_free(msg);
3229 return -1;
3230 }
Hai Shalom899fcc72020-10-19 14:38:18 -07003231 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1, NULL, NULL);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003232 if (ret) {
3233 wpa_printf(MSG_DEBUG,
3234 "nl80211: Key management set key failed: ret=%d (%s)",
3235 ret, strerror(-ret));
3236 }
3237
3238 return ret;
3239}
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08003240#endif /* CONFIG_DRIVER_NL80211_QCA */
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003241
3242
Roshan Pius3a1667e2018-07-03 15:17:14 -07003243static int nl80211_set_pmk(struct wpa_driver_nl80211_data *drv,
3244 const u8 *key, size_t key_len,
3245 const u8 *addr)
3246{
3247 struct nl_msg *msg = NULL;
3248 int ret;
3249
3250 /*
3251 * If the authenticator address is not set, assume it is
3252 * the current BSSID.
3253 */
3254 if (!addr && drv->associated)
3255 addr = drv->bssid;
3256 else if (!addr)
3257 return -1;
3258
3259 wpa_printf(MSG_DEBUG, "nl80211: Set PMK to the driver for " MACSTR,
3260 MAC2STR(addr));
3261 wpa_hexdump_key(MSG_DEBUG, "nl80211: PMK", key, key_len);
3262 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_PMK);
3263 if (!msg ||
3264 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
3265 nla_put(msg, NL80211_ATTR_PMK, key_len, key)) {
3266 nl80211_nlmsg_clear(msg);
3267 nlmsg_free(msg);
3268 return -ENOBUFS;
3269 }
3270
Hai Shalom899fcc72020-10-19 14:38:18 -07003271 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1, NULL, NULL);
Roshan Pius3a1667e2018-07-03 15:17:14 -07003272 if (ret) {
3273 wpa_printf(MSG_DEBUG, "nl80211: Set PMK failed: ret=%d (%s)",
3274 ret, strerror(-ret));
3275 }
3276
3277 return ret;
3278}
3279
3280
Hai Shalomfdcde762020-04-02 11:19:20 -07003281static int wpa_driver_nl80211_set_key(struct i802_bss *bss,
3282 struct wpa_driver_set_key_params *params)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003283{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003284 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt34af3062013-07-11 10:46:32 -07003285 int ifindex;
Hai Shalomc3565922019-10-28 11:58:20 -07003286 struct nl_msg *msg;
3287 struct nl_msg *key_msg;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003288 int ret;
Hai Shalomfdcde762020-04-02 11:19:20 -07003289 int skip_set_key = 1;
3290 const char *ifname = params->ifname;
3291 enum wpa_alg alg = params->alg;
3292 const u8 *addr = params->addr;
3293 int key_idx = params->key_idx;
3294 int set_tx = params->set_tx;
3295 const u8 *seq = params->seq;
3296 size_t seq_len = params->seq_len;
3297 const u8 *key = params->key;
3298 size_t key_len = params->key_len;
3299 int vlan_id = params->vlan_id;
3300 enum key_flag key_flag = params->key_flag;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003301
Dmitry Shmidt34af3062013-07-11 10:46:32 -07003302 /* Ignore for P2P Device */
3303 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
3304 return 0;
3305
3306 ifindex = if_nametoindex(ifname);
3307 wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
Hai Shalomfdcde762020-04-02 11:19:20 -07003308 "set_tx=%d seq_len=%lu key_len=%lu key_flag=0x%x",
Dmitry Shmidt34af3062013-07-11 10:46:32 -07003309 __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
Hai Shalomfdcde762020-04-02 11:19:20 -07003310 (unsigned long) seq_len, (unsigned long) key_len, key_flag);
3311
3312 if (check_key_flag(key_flag)) {
3313 wpa_printf(MSG_DEBUG, "%s: invalid key_flag", __func__);
3314 return -EINVAL;
Dmitry Shmidtd5c075b2013-08-05 14:36:10 -07003315 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003316
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08003317#ifdef CONFIG_DRIVER_NL80211_QCA
Hai Shalomfdcde762020-04-02 11:19:20 -07003318 if ((key_flag & KEY_FLAG_PMK) &&
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003319 (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
3320 wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key",
3321 __func__);
3322 ret = issue_key_mgmt_set_key(drv, key, key_len);
3323 return ret;
3324 }
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08003325#endif /* CONFIG_DRIVER_NL80211_QCA */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003326
Hai Shalomfdcde762020-04-02 11:19:20 -07003327 if (key_flag & KEY_FLAG_PMK) {
3328 if (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X)
3329 return nl80211_set_pmk(drv, key, key_len, addr);
3330 /* The driver does not have any offload mechanism for PMK, so
3331 * there is no need to configure this key. */
3332 return 0;
3333 }
Roshan Pius3a1667e2018-07-03 15:17:14 -07003334
Hai Shalomfdcde762020-04-02 11:19:20 -07003335 ret = -ENOBUFS;
Hai Shalomc3565922019-10-28 11:58:20 -07003336 key_msg = nlmsg_alloc();
3337 if (!key_msg)
Hai Shalomfdcde762020-04-02 11:19:20 -07003338 return ret;
Hai Shalomc3565922019-10-28 11:58:20 -07003339
Hai Shalomfdcde762020-04-02 11:19:20 -07003340 if ((key_flag & KEY_FLAG_PAIRWISE_MASK) ==
3341 KEY_FLAG_PAIRWISE_RX_TX_MODIFY) {
3342 wpa_printf(MSG_DEBUG,
3343 "nl80211: SET_KEY (pairwise RX/TX modify)");
3344 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
3345 if (!msg)
3346 goto fail2;
3347 } else if (alg == WPA_ALG_NONE && (key_flag & KEY_FLAG_RX_TX)) {
3348 wpa_printf(MSG_DEBUG, "%s: invalid key_flag to delete key",
3349 __func__);
3350 ret = -EINVAL;
3351 goto fail2;
3352 } else if (alg == WPA_ALG_NONE) {
3353 wpa_printf(MSG_DEBUG, "nl80211: DEL_KEY");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003354 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
3355 if (!msg)
Hai Shalomc3565922019-10-28 11:58:20 -07003356 goto fail2;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003357 } else {
Dmitry Shmidt1d755d02015-04-28 10:34:29 -07003358 u32 suite;
3359
3360 suite = wpa_alg_to_cipher_suite(alg, key_len);
Hai Shalomfdcde762020-04-02 11:19:20 -07003361 if (!suite) {
3362 ret = -EINVAL;
Hai Shalomc3565922019-10-28 11:58:20 -07003363 goto fail2;
Hai Shalomfdcde762020-04-02 11:19:20 -07003364 }
3365 wpa_printf(MSG_DEBUG, "nl80211: NEW_KEY");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003366 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY);
Hai Shalomc3565922019-10-28 11:58:20 -07003367 if (!msg)
3368 goto fail2;
3369 if (nla_put(key_msg, NL80211_KEY_DATA, key_len, key) ||
3370 nla_put_u32(key_msg, NL80211_KEY_CIPHER, suite))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003371 goto fail;
Dmitry Shmidt98660862014-03-11 17:26:21 -07003372 wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003373
Hai Shalomfdcde762020-04-02 11:19:20 -07003374 if (seq && seq_len) {
3375 if (nla_put(key_msg, NL80211_KEY_SEQ, seq_len, seq))
3376 goto fail;
3377 wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ",
3378 seq, seq_len);
3379 }
Dmitry Shmidt98660862014-03-11 17:26:21 -07003380 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003381
3382 if (addr && !is_broadcast_ether_addr(addr)) {
3383 wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003384 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
3385 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003386
Hai Shalomfdcde762020-04-02 11:19:20 -07003387 if ((key_flag & KEY_FLAG_PAIRWISE_MASK) ==
3388 KEY_FLAG_PAIRWISE_RX ||
3389 (key_flag & KEY_FLAG_PAIRWISE_MASK) ==
3390 KEY_FLAG_PAIRWISE_RX_TX_MODIFY) {
3391 if (nla_put_u8(key_msg, NL80211_KEY_MODE,
3392 key_flag == KEY_FLAG_PAIRWISE_RX ?
3393 NL80211_KEY_NO_TX : NL80211_KEY_SET_TX))
3394 goto fail;
3395 } else if ((key_flag & KEY_FLAG_GROUP_MASK) ==
3396 KEY_FLAG_GROUP_RX) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003397 wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
Hai Shalomc3565922019-10-28 11:58:20 -07003398 if (nla_put_u32(key_msg, NL80211_KEY_TYPE,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003399 NL80211_KEYTYPE_GROUP))
3400 goto fail;
Hai Shalomfdcde762020-04-02 11:19:20 -07003401 } else if (!(key_flag & KEY_FLAG_PAIRWISE)) {
3402 wpa_printf(MSG_DEBUG,
3403 " key_flag missing PAIRWISE when setting a pairwise key");
3404 ret = -EINVAL;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003405 goto fail;
Hai Shalomfdcde762020-04-02 11:19:20 -07003406 } else if (alg == WPA_ALG_WEP &&
3407 (key_flag & KEY_FLAG_RX_TX) == KEY_FLAG_RX_TX) {
3408 wpa_printf(MSG_DEBUG, " unicast WEP key");
3409 skip_set_key = 0;
3410 } else {
3411 wpa_printf(MSG_DEBUG, " pairwise key");
3412 }
3413 } else if ((key_flag & KEY_FLAG_PAIRWISE) ||
3414 !(key_flag & KEY_FLAG_GROUP)) {
3415 wpa_printf(MSG_DEBUG,
3416 " invalid key_flag for a broadcast key");
3417 ret = -EINVAL;
3418 goto fail;
3419 } else {
3420 wpa_printf(MSG_DEBUG, " broadcast key");
3421 if (key_flag & KEY_FLAG_DEFAULT)
3422 skip_set_key = 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003423 }
Hai Shalomc3565922019-10-28 11:58:20 -07003424 if (nla_put_u8(key_msg, NL80211_KEY_IDX, key_idx) ||
3425 nla_put_nested(msg, NL80211_ATTR_KEY, key_msg))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003426 goto fail;
Hai Shalomc3565922019-10-28 11:58:20 -07003427 nl80211_nlmsg_clear(key_msg);
3428 nlmsg_free(key_msg);
3429 key_msg = NULL;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003430
Hai Shalomfdcde762020-04-02 11:19:20 -07003431 if (vlan_id && (drv->capa.flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD)) {
3432 wpa_printf(MSG_DEBUG, "nl80211: VLAN ID %d", vlan_id);
3433 if (nla_put_u16(msg, NL80211_ATTR_VLAN_ID, vlan_id))
3434 goto fail;
3435 }
3436
Hai Shalom899fcc72020-10-19 14:38:18 -07003437 ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL,
3438 NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003439 if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
3440 ret = 0;
3441 if (ret)
Hai Shalomfdcde762020-04-02 11:19:20 -07003442 wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s",
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003443 ret, strerror(-ret));
3444
3445 /*
Hai Shalomfdcde762020-04-02 11:19:20 -07003446 * If we failed or don't need to set the key as default (below),
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003447 * we're done here.
3448 */
Hai Shalomfdcde762020-04-02 11:19:20 -07003449 if (ret || skip_set_key)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003450 return ret;
Hai Shalomfdcde762020-04-02 11:19:20 -07003451 wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_SET_KEY - default key");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003452
Hai Shalomfdcde762020-04-02 11:19:20 -07003453 ret = -ENOBUFS;
Hai Shalomc3565922019-10-28 11:58:20 -07003454 key_msg = nlmsg_alloc();
3455 if (!key_msg)
Hai Shalomfdcde762020-04-02 11:19:20 -07003456 return ret;
Hai Shalomc3565922019-10-28 11:58:20 -07003457
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003458 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
Hai Shalomc3565922019-10-28 11:58:20 -07003459 if (!msg)
3460 goto fail2;
3461 if (!key_msg ||
3462 nla_put_u8(key_msg, NL80211_KEY_IDX, key_idx) ||
Hai Shalom4fbc08f2020-05-18 12:37:00 -07003463 nla_put_flag(key_msg, wpa_alg_bip(alg) ?
Hai Shalomfdcde762020-04-02 11:19:20 -07003464 (key_idx == 6 || key_idx == 7 ?
3465 NL80211_KEY_DEFAULT_BEACON :
3466 NL80211_KEY_DEFAULT_MGMT) :
3467 NL80211_KEY_DEFAULT))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003468 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003469 if (addr && is_broadcast_ether_addr(addr)) {
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07003470 struct nlattr *types;
3471
Hai Shalomc3565922019-10-28 11:58:20 -07003472 types = nla_nest_start(key_msg, NL80211_KEY_DEFAULT_TYPES);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003473 if (!types ||
Hai Shalomc3565922019-10-28 11:58:20 -07003474 nla_put_flag(key_msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003475 goto fail;
Hai Shalomc3565922019-10-28 11:58:20 -07003476 nla_nest_end(key_msg, types);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003477 } else if (addr) {
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07003478 struct nlattr *types;
3479
Hai Shalomc3565922019-10-28 11:58:20 -07003480 types = nla_nest_start(key_msg, NL80211_KEY_DEFAULT_TYPES);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003481 if (!types ||
Hai Shalomc3565922019-10-28 11:58:20 -07003482 nla_put_flag(key_msg, NL80211_KEY_DEFAULT_TYPE_UNICAST))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003483 goto fail;
Hai Shalomc3565922019-10-28 11:58:20 -07003484 nla_nest_end(key_msg, types);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003485 }
3486
Hai Shalomc3565922019-10-28 11:58:20 -07003487 if (nla_put_nested(msg, NL80211_ATTR_KEY, key_msg))
3488 goto fail;
3489 nl80211_nlmsg_clear(key_msg);
3490 nlmsg_free(key_msg);
3491 key_msg = NULL;
3492
Hai Shalomfdcde762020-04-02 11:19:20 -07003493 if (vlan_id && (drv->capa.flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD)) {
3494 wpa_printf(MSG_DEBUG, "nl80211: set_key default - VLAN ID %d",
3495 vlan_id);
3496 if (nla_put_u16(msg, NL80211_ATTR_VLAN_ID, vlan_id))
3497 goto fail;
3498 }
3499
Hai Shalom899fcc72020-10-19 14:38:18 -07003500 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003501 if (ret)
Hai Shalomfdcde762020-04-02 11:19:20 -07003502 wpa_printf(MSG_DEBUG,
3503 "nl80211: set_key default failed; err=%d %s",
3504 ret, strerror(-ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003505 return ret;
3506
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003507fail:
3508 nl80211_nlmsg_clear(msg);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003509 nlmsg_free(msg);
Hai Shalomc3565922019-10-28 11:58:20 -07003510fail2:
3511 nl80211_nlmsg_clear(key_msg);
3512 nlmsg_free(key_msg);
Hai Shalomfdcde762020-04-02 11:19:20 -07003513 return ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003514}
3515
3516
3517static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
3518 int key_idx, int defkey,
3519 const u8 *seq, size_t seq_len,
3520 const u8 *key, size_t key_len)
3521{
3522 struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
Dmitry Shmidt1d755d02015-04-28 10:34:29 -07003523 u32 suite;
3524
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003525 if (!key_attr)
3526 return -1;
3527
Dmitry Shmidt1d755d02015-04-28 10:34:29 -07003528 suite = wpa_alg_to_cipher_suite(alg, key_len);
3529 if (!suite)
3530 return -1;
3531
Hai Shalom4fbc08f2020-05-18 12:37:00 -07003532 if (defkey && wpa_alg_bip(alg)) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003533 if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT))
3534 return -1;
3535 } else if (defkey) {
3536 if (nla_put_flag(msg, NL80211_KEY_DEFAULT))
3537 return -1;
3538 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003539
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003540 if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) ||
Dmitry Shmidt1d755d02015-04-28 10:34:29 -07003541 nla_put_u32(msg, NL80211_KEY_CIPHER, suite) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003542 (seq && seq_len &&
3543 nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) ||
3544 nla_put(msg, NL80211_KEY_DATA, key_len, key))
3545 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003546
3547 nla_nest_end(msg, key_attr);
3548
3549 return 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003550}
3551
3552
3553static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
3554 struct nl_msg *msg)
3555{
3556 int i, privacy = 0;
3557 struct nlattr *nl_keys, *nl_key;
3558
3559 for (i = 0; i < 4; i++) {
3560 if (!params->wep_key[i])
3561 continue;
3562 privacy = 1;
3563 break;
3564 }
3565 if (params->wps == WPS_MODE_PRIVACY)
3566 privacy = 1;
3567 if (params->pairwise_suite &&
3568 params->pairwise_suite != WPA_CIPHER_NONE)
3569 privacy = 1;
3570
3571 if (!privacy)
3572 return 0;
3573
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003574 if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
3575 return -ENOBUFS;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003576
3577 nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
3578 if (!nl_keys)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003579 return -ENOBUFS;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003580
3581 for (i = 0; i < 4; i++) {
3582 if (!params->wep_key[i])
3583 continue;
3584
3585 nl_key = nla_nest_start(msg, i);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003586 if (!nl_key ||
3587 nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i],
3588 params->wep_key[i]) ||
3589 nla_put_u32(msg, NL80211_KEY_CIPHER,
3590 params->wep_key_len[i] == 5 ?
Paul Stewart092955c2017-02-06 09:13:09 -08003591 RSN_CIPHER_SUITE_WEP40 :
3592 RSN_CIPHER_SUITE_WEP104) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003593 nla_put_u8(msg, NL80211_KEY_IDX, i) ||
3594 (i == params->wep_tx_keyidx &&
3595 nla_put_flag(msg, NL80211_KEY_DEFAULT)))
3596 return -ENOBUFS;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003597
3598 nla_nest_end(msg, nl_key);
3599 }
3600 nla_nest_end(msg, nl_keys);
3601
3602 return 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003603}
3604
3605
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003606int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
3607 const u8 *addr, int cmd, u16 reason_code,
Hai Shalom74f70d42019-02-11 14:42:39 -08003608 int local_state_change,
Hai Shalomfdcde762020-04-02 11:19:20 -07003609 struct nl_sock *nl_connect)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003610{
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003611 int ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003612 struct nl_msg *msg;
3613
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003614 if (!(msg = nl80211_drv_msg(drv, 0, cmd)) ||
3615 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) ||
3616 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
3617 (local_state_change &&
3618 nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) {
3619 nlmsg_free(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003620 return -1;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003621 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003622
Hai Shalom74f70d42019-02-11 14:42:39 -08003623 if (nl_connect)
Hai Shalom899fcc72020-10-19 14:38:18 -07003624 ret = send_and_recv(drv->global, nl_connect, msg, NULL, NULL,
3625 NULL, NULL);
Hai Shalom74f70d42019-02-11 14:42:39 -08003626 else
Hai Shalom899fcc72020-10-19 14:38:18 -07003627 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003628 if (ret) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003629 wpa_dbg(drv->ctx, MSG_DEBUG,
3630 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
3631 reason_code, ret, strerror(-ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003632 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003633 return ret;
3634}
3635
3636
3637static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
Hai Shalom81f62d82019-07-22 12:10:00 -07003638 u16 reason_code,
Hai Shalomfdcde762020-04-02 11:19:20 -07003639 struct nl_sock *nl_connect)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003640{
Dmitry Shmidtc2ebb4b2013-07-24 12:57:51 -07003641 int ret;
Hai Shalomce48b4a2018-09-05 11:41:35 -07003642 int drv_associated = drv->associated;
Dmitry Shmidtc2ebb4b2013-07-24 12:57:51 -07003643
Dmitry Shmidtd5e49232012-12-03 15:08:10 -08003644 wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07003645 nl80211_mark_disconnected(drv);
Dmitry Shmidtd5e49232012-12-03 15:08:10 -08003646 /* Disconnect command doesn't need BSSID - it uses cached value */
Dmitry Shmidtc2ebb4b2013-07-24 12:57:51 -07003647 ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
Hai Shalom74f70d42019-02-11 14:42:39 -08003648 reason_code, 0, nl_connect);
Dmitry Shmidtc2ebb4b2013-07-24 12:57:51 -07003649 /*
3650 * For locally generated disconnect, supplicant already generates a
3651 * DEAUTH event, so ignore the event from NL80211.
3652 */
Hai Shalomce48b4a2018-09-05 11:41:35 -07003653 drv->ignore_next_local_disconnect = drv_associated && (ret == 0);
Dmitry Shmidtc2ebb4b2013-07-24 12:57:51 -07003654
3655 return ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003656}
3657
3658
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08003659static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
Hai Shalom81f62d82019-07-22 12:10:00 -07003660 const u8 *addr, u16 reason_code)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003661{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003662 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt7dba0e52014-04-14 10:49:15 -07003663 int ret;
Hai Shalomce48b4a2018-09-05 11:41:35 -07003664 int drv_associated = drv->associated;
Dmitry Shmidt413dde72014-04-11 10:23:22 -07003665
3666 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
3667 nl80211_mark_disconnected(drv);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003668 return nl80211_leave_ibss(drv, 1);
Dmitry Shmidt413dde72014-04-11 10:23:22 -07003669 }
Hai Shalom74f70d42019-02-11 14:42:39 -08003670 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
Hai Shalom74f70d42019-02-11 14:42:39 -08003671 return wpa_driver_nl80211_disconnect(drv, reason_code,
Hai Shalomb755a2a2020-04-23 21:49:02 -07003672 get_connect_handle(bss));
Hai Shalom74f70d42019-02-11 14:42:39 -08003673 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003674 wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
3675 __func__, MAC2STR(addr), reason_code);
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07003676 nl80211_mark_disconnected(drv);
Dmitry Shmidt7dba0e52014-04-14 10:49:15 -07003677 ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
Hai Shalomb755a2a2020-04-23 21:49:02 -07003678 reason_code, 0, get_connect_handle(bss));
Dmitry Shmidt7dba0e52014-04-14 10:49:15 -07003679 /*
3680 * For locally generated deauthenticate, supplicant already generates a
3681 * DEAUTH event, so ignore the event from NL80211.
3682 */
Hai Shalomce48b4a2018-09-05 11:41:35 -07003683 drv->ignore_next_local_deauth = drv_associated && (ret == 0);
3684
Dmitry Shmidt7dba0e52014-04-14 10:49:15 -07003685 return ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003686}
3687
3688
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003689static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
3690 struct wpa_driver_auth_params *params)
3691{
3692 int i;
3693
3694 drv->auth_freq = params->freq;
3695 drv->auth_alg = params->auth_alg;
3696 drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
3697 drv->auth_local_state_change = params->local_state_change;
3698 drv->auth_p2p = params->p2p;
3699
3700 if (params->bssid)
3701 os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
3702 else
3703 os_memset(drv->auth_bssid_, 0, ETH_ALEN);
3704
3705 if (params->ssid) {
3706 os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
3707 drv->auth_ssid_len = params->ssid_len;
3708 } else
3709 drv->auth_ssid_len = 0;
3710
3711
3712 os_free(drv->auth_ie);
3713 drv->auth_ie = NULL;
3714 drv->auth_ie_len = 0;
3715 if (params->ie) {
3716 drv->auth_ie = os_malloc(params->ie_len);
3717 if (drv->auth_ie) {
3718 os_memcpy(drv->auth_ie, params->ie, params->ie_len);
3719 drv->auth_ie_len = params->ie_len;
3720 }
3721 }
3722
3723 for (i = 0; i < 4; i++) {
3724 if (params->wep_key[i] && params->wep_key_len[i] &&
3725 params->wep_key_len[i] <= 16) {
3726 os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
3727 params->wep_key_len[i]);
3728 drv->auth_wep_key_len[i] = params->wep_key_len[i];
3729 } else
3730 drv->auth_wep_key_len[i] = 0;
3731 }
3732}
3733
3734
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003735static void nl80211_unmask_11b_rates(struct i802_bss *bss)
3736{
3737 struct wpa_driver_nl80211_data *drv = bss->drv;
3738
3739 if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates)
3740 return;
3741
3742 /*
3743 * Looks like we failed to unmask 11b rates previously. This could
3744 * happen, e.g., if the interface was down at the point in time when a
3745 * P2P group was terminated.
3746 */
3747 wpa_printf(MSG_DEBUG,
3748 "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
3749 bss->ifname);
3750 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
3751}
3752
3753
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07003754static enum nl80211_auth_type get_nl_auth_type(int wpa_auth_alg)
3755{
3756 if (wpa_auth_alg & WPA_AUTH_ALG_OPEN)
3757 return NL80211_AUTHTYPE_OPEN_SYSTEM;
3758 if (wpa_auth_alg & WPA_AUTH_ALG_SHARED)
3759 return NL80211_AUTHTYPE_SHARED_KEY;
3760 if (wpa_auth_alg & WPA_AUTH_ALG_LEAP)
3761 return NL80211_AUTHTYPE_NETWORK_EAP;
3762 if (wpa_auth_alg & WPA_AUTH_ALG_FT)
3763 return NL80211_AUTHTYPE_FT;
3764 if (wpa_auth_alg & WPA_AUTH_ALG_SAE)
3765 return NL80211_AUTHTYPE_SAE;
3766 if (wpa_auth_alg & WPA_AUTH_ALG_FILS)
3767 return NL80211_AUTHTYPE_FILS_SK;
3768 if (wpa_auth_alg & WPA_AUTH_ALG_FILS_SK_PFS)
3769 return NL80211_AUTHTYPE_FILS_SK_PFS;
3770
3771 return NL80211_AUTHTYPE_MAX;
3772}
3773
3774
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003775static int wpa_driver_nl80211_authenticate(
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08003776 struct i802_bss *bss, struct wpa_driver_auth_params *params)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003777{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003778 struct wpa_driver_nl80211_data *drv = bss->drv;
3779 int ret = -1, i;
3780 struct nl_msg *msg;
3781 enum nl80211_auth_type type;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003782 enum nl80211_iftype nlmode;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003783 int count = 0;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003784 int is_retry;
Hai Shalomfdcde762020-04-02 11:19:20 -07003785 struct wpa_driver_set_key_params p;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003786
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003787 nl80211_unmask_11b_rates(bss);
3788
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003789 is_retry = drv->retry_auth;
3790 drv->retry_auth = 0;
Dmitry Shmidt98660862014-03-11 17:26:21 -07003791 drv->ignore_deauth_event = 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003792
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07003793 nl80211_mark_disconnected(drv);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003794 os_memset(drv->auth_bssid, 0, ETH_ALEN);
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07003795 if (params->bssid)
3796 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
3797 else
3798 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003799 /* FIX: IBSS mode */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003800 nlmode = params->p2p ?
3801 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
3802 if (drv->nlmode != nlmode &&
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08003803 wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003804 return -1;
3805
3806retry:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003807 wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
3808 drv->ifindex);
3809
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003810 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
3811 if (!msg)
3812 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003813
Hai Shalomfdcde762020-04-02 11:19:20 -07003814 os_memset(&p, 0, sizeof(p));
3815 p.ifname = bss->ifname;
3816 p.alg = WPA_ALG_WEP;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003817 for (i = 0; i < 4; i++) {
3818 if (!params->wep_key[i])
3819 continue;
Hai Shalomfdcde762020-04-02 11:19:20 -07003820 p.key_idx = i;
3821 p.set_tx = i == params->wep_tx_keyidx;
3822 p.key = params->wep_key[i];
3823 p.key_len = params->wep_key_len[i];
3824 p.key_flag = i == params->wep_tx_keyidx ?
3825 KEY_FLAG_GROUP_RX_TX_DEFAULT :
3826 KEY_FLAG_GROUP_RX_TX;
3827 wpa_driver_nl80211_set_key(bss, &p);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003828 if (params->wep_tx_keyidx != i)
3829 continue;
3830 if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003831 params->wep_key[i], params->wep_key_len[i]))
3832 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003833 }
3834
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003835 if (params->bssid) {
3836 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
3837 MAC2STR(params->bssid));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003838 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
3839 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003840 }
3841 if (params->freq) {
3842 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003843 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
3844 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003845 }
3846 if (params->ssid) {
Hai Shalom74f70d42019-02-11 14:42:39 -08003847 wpa_printf(MSG_DEBUG, " * SSID=%s",
3848 wpa_ssid_txt(params->ssid, params->ssid_len));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003849 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
3850 params->ssid))
3851 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003852 }
3853 wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003854 if (params->ie &&
3855 nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie))
3856 goto fail;
Dmitry Shmidt9839ecd2016-11-07 11:05:47 -08003857 if (params->auth_data) {
3858 wpa_hexdump(MSG_DEBUG, " * auth_data", params->auth_data,
3859 params->auth_data_len);
3860 if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->auth_data_len,
3861 params->auth_data))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003862 goto fail;
Dmitry Shmidtd5e49232012-12-03 15:08:10 -08003863 }
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07003864 type = get_nl_auth_type(params->auth_alg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003865 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07003866 if (type == NL80211_AUTHTYPE_MAX ||
3867 nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003868 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003869 if (params->local_state_change) {
3870 wpa_printf(MSG_DEBUG, " * Local state change only");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003871 if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
3872 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003873 }
3874
Hai Shalom899fcc72020-10-19 14:38:18 -07003875 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003876 msg = NULL;
3877 if (ret) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003878 wpa_dbg(drv->ctx, MSG_DEBUG,
Roshan Pius3a1667e2018-07-03 15:17:14 -07003879 "nl80211: MLME command failed (auth): count=%d ret=%d (%s)",
3880 count, ret, strerror(-ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003881 count++;
Roshan Pius3a1667e2018-07-03 15:17:14 -07003882 if ((ret == -EALREADY || ret == -EEXIST) && count == 1 &&
3883 params->bssid && !params->local_state_change) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003884 /*
3885 * mac80211 does not currently accept new
3886 * authentication if we are already authenticated. As a
3887 * workaround, force deauthentication and try again.
3888 */
3889 wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
3890 "after forced deauthentication");
Dmitry Shmidt98660862014-03-11 17:26:21 -07003891 drv->ignore_deauth_event = 1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003892 wpa_driver_nl80211_deauthenticate(
3893 bss, params->bssid,
3894 WLAN_REASON_PREV_AUTH_NOT_VALID);
3895 nlmsg_free(msg);
3896 goto retry;
3897 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003898
3899 if (ret == -ENOENT && params->freq && !is_retry) {
3900 /*
3901 * cfg80211 has likely expired the BSS entry even
3902 * though it was previously available in our internal
3903 * BSS table. To recover quickly, start a single
3904 * channel scan on the specified channel.
3905 */
3906 struct wpa_driver_scan_params scan;
3907 int freqs[2];
3908
3909 os_memset(&scan, 0, sizeof(scan));
3910 scan.num_ssids = 1;
3911 if (params->ssid) {
3912 scan.ssids[0].ssid = params->ssid;
3913 scan.ssids[0].ssid_len = params->ssid_len;
3914 }
3915 freqs[0] = params->freq;
3916 freqs[1] = 0;
3917 scan.freqs = freqs;
3918 wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
3919 "channel scan to refresh cfg80211 BSS "
3920 "entry");
3921 ret = wpa_driver_nl80211_scan(bss, &scan);
3922 if (ret == 0) {
3923 nl80211_copy_auth_params(drv, params);
3924 drv->scan_for_auth = 1;
3925 }
3926 } else if (is_retry) {
3927 /*
3928 * Need to indicate this with an event since the return
3929 * value from the retry is not delivered to core code.
3930 */
3931 union wpa_event_data event;
3932 wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
3933 "failed");
3934 os_memset(&event, 0, sizeof(event));
3935 os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
3936 ETH_ALEN);
3937 wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
3938 &event);
3939 }
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003940 } else {
3941 wpa_printf(MSG_DEBUG,
3942 "nl80211: Authentication request send successfully");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003943 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003944
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003945fail:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003946 nlmsg_free(msg);
3947 return ret;
3948}
3949
3950
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08003951int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003952{
3953 struct wpa_driver_auth_params params;
Dmitry Shmidtcce06662013-11-04 18:44:24 -08003954 struct i802_bss *bss = drv->first_bss;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08003955 int i;
3956
3957 wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
3958
3959 os_memset(&params, 0, sizeof(params));
3960 params.freq = drv->auth_freq;
3961 params.auth_alg = drv->auth_alg;
3962 params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
3963 params.local_state_change = drv->auth_local_state_change;
3964 params.p2p = drv->auth_p2p;
3965
3966 if (!is_zero_ether_addr(drv->auth_bssid_))
3967 params.bssid = drv->auth_bssid_;
3968
3969 if (drv->auth_ssid_len) {
3970 params.ssid = drv->auth_ssid;
3971 params.ssid_len = drv->auth_ssid_len;
3972 }
3973
3974 params.ie = drv->auth_ie;
3975 params.ie_len = drv->auth_ie_len;
3976
3977 for (i = 0; i < 4; i++) {
3978 if (drv->auth_wep_key_len[i]) {
3979 params.wep_key[i] = drv->auth_wep_key[i];
3980 params.wep_key_len[i] = drv->auth_wep_key_len[i];
3981 }
3982 }
3983
3984 drv->retry_auth = 1;
3985 return wpa_driver_nl80211_authenticate(bss, &params);
3986}
3987
3988
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08003989static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
3990 size_t data_len, int noack,
3991 unsigned int freq, int no_cck,
3992 int offchanok,
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08003993 unsigned int wait_time,
3994 const u16 *csa_offs,
Hai Shalomfdcde762020-04-02 11:19:20 -07003995 size_t csa_offs_len, int no_encrypt)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003996{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07003997 struct wpa_driver_nl80211_data *drv = bss->drv;
3998 struct ieee80211_mgmt *mgmt;
Hai Shalomfdcde762020-04-02 11:19:20 -07003999 int encrypt = !no_encrypt;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004000 u16 fc;
Hai Shalomfdcde762020-04-02 11:19:20 -07004001 int use_cookie = 1;
4002 int res;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004003
4004 mgmt = (struct ieee80211_mgmt *) data;
4005 fc = le_to_host16(mgmt->frame_control);
Hai Shalomfdcde762020-04-02 11:19:20 -07004006 wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da=" MACSTR
4007 " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u no_encrypt=%d fc=0x%x (%s) nlmode=%d",
Dmitry Shmidt2271d3f2014-06-23 12:16:31 -07004008 MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
Hai Shalomfdcde762020-04-02 11:19:20 -07004009 no_encrypt, fc, fc2str(fc), drv->nlmode);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004010
Dmitry Shmidt34af3062013-07-11 10:46:32 -07004011 if ((is_sta_interface(drv->nlmode) ||
4012 drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004013 WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
4014 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
4015 /*
4016 * The use of last_mgmt_freq is a bit of a hack,
4017 * but it works due to the single-threaded nature
4018 * of wpa_supplicant.
4019 */
Dmitry Shmidt56052862013-10-04 10:23:25 -07004020 if (freq == 0) {
4021 wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
4022 drv->last_mgmt_freq);
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08004023 freq = drv->last_mgmt_freq;
Dmitry Shmidt56052862013-10-04 10:23:25 -07004024 }
Hai Shalomfdcde762020-04-02 11:19:20 -07004025 wait_time = 0;
4026 use_cookie = 0;
4027 no_cck = 1;
4028 offchanok = 1;
4029 goto send_frame_cmd;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004030 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004031
4032 if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
Dmitry Shmidt56052862013-10-04 10:23:25 -07004033 if (freq == 0) {
4034 wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
4035 bss->freq);
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08004036 freq = bss->freq;
Dmitry Shmidt56052862013-10-04 10:23:25 -07004037 }
Hai Shalomfdcde762020-04-02 11:19:20 -07004038 if ((int) freq == bss->freq)
4039 wait_time = 0;
4040 goto send_frame_cmd;
Dmitry Shmidt6e933c12011-09-27 12:29:26 -07004041 }
Dmitry Shmidtb638fe72012-03-20 12:51:25 -07004042
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004043 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
4044 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
4045 /*
4046 * Only one of the authentication frame types is encrypted.
4047 * In order for static WEP encryption to work properly (i.e.,
4048 * to not encrypt the frame), we need to tell mac80211 about
4049 * the frames that must not be encrypted.
4050 */
4051 u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
4052 u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
4053 if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
4054 encrypt = 0;
4055 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004056
Hai Shalomfdcde762020-04-02 11:19:20 -07004057 if (freq == 0 && drv->nlmode == NL80211_IFTYPE_STATION &&
4058 (drv->capa.flags & WPA_DRIVER_FLAGS_SAE) &&
4059 !(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
4060 WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
4061 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
4062 freq = nl80211_get_assoc_freq(drv);
4063 wpa_printf(MSG_DEBUG,
4064 "nl80211: send_mlme - Use assoc_freq=%u for external auth",
4065 freq);
4066 }
4067
4068 if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
4069 freq = nl80211_get_assoc_freq(drv);
4070 wpa_printf(MSG_DEBUG,
4071 "nl80211: send_mlme - Use assoc_freq=%u for IBSS",
4072 freq);
4073 }
4074 if (freq == 0) {
4075 wpa_printf(MSG_DEBUG, "nl80211: send_mlme - Use bss->freq=%u",
4076 bss->freq);
4077 freq = bss->freq;
4078 }
4079
4080 if (drv->use_monitor) {
4081 wpa_printf(MSG_DEBUG,
4082 "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
4083 freq, bss->freq);
4084 return nl80211_send_monitor(drv, data, data_len, encrypt,
4085 noack);
4086 }
4087
4088 if (noack || WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT ||
4089 WLAN_FC_GET_STYPE(fc) != WLAN_FC_STYPE_ACTION)
4090 use_cookie = 0;
4091send_frame_cmd:
4092#ifdef CONFIG_TESTING_OPTIONS
4093 if (no_encrypt && !encrypt && !drv->use_monitor) {
4094 wpa_printf(MSG_DEBUG,
4095 "nl80211: Request to send an unencrypted frame - use a monitor interface for this");
4096 if (nl80211_create_monitor_interface(drv) < 0)
4097 return -1;
4098 res = nl80211_send_monitor(drv, data, data_len, encrypt,
4099 noack);
4100 nl80211_remove_monitor_interface(drv);
4101 return res;
4102 }
4103#endif /* CONFIG_TESTING_OPTIONS */
4104
4105 wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame_cmd");
4106 res = nl80211_send_frame_cmd(bss, freq, wait_time, data, data_len,
4107 use_cookie, no_cck, noack, offchanok,
4108 csa_offs, csa_offs_len);
4109
4110 return res;
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08004111}
4112
4113
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004114static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates)
4115{
4116 u8 rates[NL80211_MAX_SUPP_RATES];
4117 u8 rates_len = 0;
4118 int i;
4119
4120 if (!basic_rates)
4121 return 0;
4122
4123 for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
4124 rates[rates_len++] = basic_rates[i] / 5;
4125
4126 return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
4127}
4128
4129
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004130static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
4131 int slot, int ht_opmode, int ap_isolate,
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004132 const int *basic_rates)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004133{
4134 struct wpa_driver_nl80211_data *drv = bss->drv;
4135 struct nl_msg *msg;
4136
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004137 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) ||
4138 (cts >= 0 &&
4139 nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) ||
4140 (preamble >= 0 &&
4141 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) ||
4142 (slot >= 0 &&
4143 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) ||
4144 (ht_opmode >= 0 &&
4145 nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) ||
4146 (ap_isolate >= 0 &&
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004147 nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)) ||
4148 nl80211_put_basic_rates(msg, basic_rates)) {
4149 nlmsg_free(msg);
4150 return -ENOBUFS;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004151 }
4152
Hai Shalom899fcc72020-10-19 14:38:18 -07004153 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004154}
4155
4156
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07004157static int wpa_driver_nl80211_set_acl(void *priv,
4158 struct hostapd_acl_params *params)
4159{
4160 struct i802_bss *bss = priv;
4161 struct wpa_driver_nl80211_data *drv = bss->drv;
4162 struct nl_msg *msg;
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08004163 struct nl_msg *acl;
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07004164 unsigned int i;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004165 int ret;
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07004166
4167 if (!(drv->capa.max_acl_mac_addrs))
4168 return -ENOTSUP;
4169
4170 if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
4171 return -ENOTSUP;
4172
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07004173 wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
4174 params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
4175
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08004176 acl = nlmsg_alloc();
4177 if (!acl)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004178 return -ENOMEM;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004179 for (i = 0; i < params->num_mac_acl; i++) {
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08004180 if (nla_put(acl, i + 1, ETH_ALEN, params->mac_acl[i].addr)) {
4181 nlmsg_free(acl);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004182 return -ENOMEM;
4183 }
4184 }
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07004185
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08004186 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) ||
4187 nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
4188 NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
4189 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) ||
4190 nla_put_nested(msg, NL80211_ATTR_MAC_ADDRS, acl)) {
4191 nlmsg_free(msg);
4192 nlmsg_free(acl);
4193 return -ENOMEM;
4194 }
4195 nlmsg_free(acl);
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07004196
Hai Shalom899fcc72020-10-19 14:38:18 -07004197 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07004198 if (ret) {
4199 wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
4200 ret, strerror(-ret));
4201 }
4202
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07004203 return ret;
4204}
4205
4206
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004207static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int)
4208{
4209 if (beacon_int > 0) {
4210 wpa_printf(MSG_DEBUG, " * beacon_int=%d", beacon_int);
4211 return nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
4212 beacon_int);
4213 }
4214
4215 return 0;
4216}
4217
4218
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -07004219static int nl80211_put_dtim_period(struct nl_msg *msg, int dtim_period)
4220{
4221 if (dtim_period > 0) {
4222 wpa_printf(MSG_DEBUG, " * dtim_period=%d", dtim_period);
4223 return nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period);
4224 }
4225
4226 return 0;
4227}
4228
4229
Dmitry Shmidtd13095b2016-08-22 14:02:19 -07004230#ifdef CONFIG_MESH
4231static int nl80211_set_mesh_config(void *priv,
4232 struct wpa_driver_mesh_bss_params *params)
4233{
4234 struct i802_bss *bss = priv;
4235 struct wpa_driver_nl80211_data *drv = bss->drv;
4236 struct nl_msg *msg;
4237 int ret;
4238
4239 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MESH_CONFIG);
4240 if (!msg)
4241 return -1;
4242
4243 ret = nl80211_put_mesh_config(msg, params);
4244 if (ret < 0) {
4245 nlmsg_free(msg);
4246 return ret;
4247 }
4248
Hai Shalom899fcc72020-10-19 14:38:18 -07004249 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtd13095b2016-08-22 14:02:19 -07004250 if (ret) {
4251 wpa_printf(MSG_ERROR,
4252 "nl80211: Mesh config set failed: %d (%s)",
4253 ret, strerror(-ret));
4254 return ret;
4255 }
4256 return 0;
4257}
4258#endif /* CONFIG_MESH */
4259
4260
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08004261static int nl80211_put_beacon_rate(struct nl_msg *msg, const u64 flags,
4262 struct wpa_driver_ap_params *params)
4263{
4264 struct nlattr *bands, *band;
4265 struct nl80211_txrate_vht vht_rate;
4266
4267 if (!params->freq ||
4268 (params->beacon_rate == 0 &&
4269 params->rate_type == BEACON_RATE_LEGACY))
4270 return 0;
4271
4272 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
4273 if (!bands)
4274 return -1;
4275
4276 switch (params->freq->mode) {
4277 case HOSTAPD_MODE_IEEE80211B:
4278 case HOSTAPD_MODE_IEEE80211G:
4279 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
4280 break;
4281 case HOSTAPD_MODE_IEEE80211A:
4282 band = nla_nest_start(msg, NL80211_BAND_5GHZ);
4283 break;
4284 case HOSTAPD_MODE_IEEE80211AD:
4285 band = nla_nest_start(msg, NL80211_BAND_60GHZ);
4286 break;
4287 default:
4288 return 0;
4289 }
4290
4291 if (!band)
4292 return -1;
4293
4294 os_memset(&vht_rate, 0, sizeof(vht_rate));
4295
4296 switch (params->rate_type) {
4297 case BEACON_RATE_LEGACY:
4298 if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_LEGACY)) {
4299 wpa_printf(MSG_INFO,
4300 "nl80211: Driver does not support setting Beacon frame rate (legacy)");
4301 return -1;
4302 }
4303
4304 if (nla_put_u8(msg, NL80211_TXRATE_LEGACY,
4305 (u8) params->beacon_rate / 5) ||
4306 nla_put(msg, NL80211_TXRATE_HT, 0, NULL) ||
4307 (params->freq->vht_enabled &&
4308 nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
4309 &vht_rate)))
4310 return -1;
4311
4312 wpa_printf(MSG_DEBUG, " * beacon_rate = legacy:%u (* 100 kbps)",
4313 params->beacon_rate);
4314 break;
4315 case BEACON_RATE_HT:
4316 if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_HT)) {
4317 wpa_printf(MSG_INFO,
4318 "nl80211: Driver does not support setting Beacon frame rate (HT)");
4319 return -1;
4320 }
4321 if (nla_put(msg, NL80211_TXRATE_LEGACY, 0, NULL) ||
4322 nla_put_u8(msg, NL80211_TXRATE_HT, params->beacon_rate) ||
4323 (params->freq->vht_enabled &&
4324 nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
4325 &vht_rate)))
4326 return -1;
4327 wpa_printf(MSG_DEBUG, " * beacon_rate = HT-MCS %u",
4328 params->beacon_rate);
4329 break;
4330 case BEACON_RATE_VHT:
4331 if (!(flags & WPA_DRIVER_FLAGS_BEACON_RATE_VHT)) {
4332 wpa_printf(MSG_INFO,
4333 "nl80211: Driver does not support setting Beacon frame rate (VHT)");
4334 return -1;
4335 }
4336 vht_rate.mcs[0] = BIT(params->beacon_rate);
4337 if (nla_put(msg, NL80211_TXRATE_LEGACY, 0, NULL))
4338 return -1;
4339 if (nla_put(msg, NL80211_TXRATE_HT, 0, NULL))
4340 return -1;
4341 if (nla_put(msg, NL80211_TXRATE_VHT, sizeof(vht_rate),
4342 &vht_rate))
4343 return -1;
4344 wpa_printf(MSG_DEBUG, " * beacon_rate = VHT-MCS %u",
4345 params->beacon_rate);
4346 break;
4347 }
4348
4349 nla_nest_end(msg, band);
4350 nla_nest_end(msg, bands);
4351
4352 return 0;
4353}
4354
4355
4356static int nl80211_set_multicast_to_unicast(struct i802_bss *bss,
4357 int multicast_to_unicast)
4358{
4359 struct wpa_driver_nl80211_data *drv = bss->drv;
4360 struct nl_msg *msg;
4361 int ret;
4362
4363 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_MULTICAST_TO_UNICAST);
4364 if (!msg ||
4365 (multicast_to_unicast &&
4366 nla_put_flag(msg, NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED))) {
4367 wpa_printf(MSG_ERROR,
4368 "nl80211: Failed to build NL80211_CMD_SET_MULTICAST_TO_UNICAST msg for %s",
4369 bss->ifname);
4370 nlmsg_free(msg);
4371 return -ENOBUFS;
4372 }
4373
Hai Shalom899fcc72020-10-19 14:38:18 -07004374 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08004375
4376 switch (ret) {
4377 case 0:
4378 wpa_printf(MSG_DEBUG,
4379 "nl80211: multicast to unicast %s on interface %s",
4380 multicast_to_unicast ? "enabled" : "disabled",
4381 bss->ifname);
4382 break;
4383 case -EOPNOTSUPP:
4384 if (!multicast_to_unicast)
4385 break;
4386 wpa_printf(MSG_INFO,
4387 "nl80211: multicast to unicast not supported on interface %s",
4388 bss->ifname);
4389 break;
4390 default:
4391 wpa_printf(MSG_ERROR,
4392 "nl80211: %s multicast to unicast failed with %d (%s) on interface %s",
4393 multicast_to_unicast ? "enabling" : "disabling",
4394 ret, strerror(-ret), bss->ifname);
4395 break;
4396 }
4397
4398 return ret;
4399}
4400
4401
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004402static int wpa_driver_nl80211_set_ap(void *priv,
4403 struct wpa_driver_ap_params *params)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004404{
4405 struct i802_bss *bss = priv;
4406 struct wpa_driver_nl80211_data *drv = bss->drv;
4407 struct nl_msg *msg;
4408 u8 cmd = NL80211_CMD_NEW_BEACON;
Hai Shalom74f70d42019-02-11 14:42:39 -08004409 int ret = -ENOBUFS;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004410 int beacon_set;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004411 int num_suites;
Hai Shalomfdcde762020-04-02 11:19:20 -07004412 u32 suites[20], suite;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004413 u32 ver;
Dmitry Shmidtd13095b2016-08-22 14:02:19 -07004414#ifdef CONFIG_MESH
4415 struct wpa_driver_mesh_bss_params mesh_params;
4416#endif /* CONFIG_MESH */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004417
Dmitry Shmidt7f656022015-02-25 14:36:37 -08004418 beacon_set = params->reenable ? 0 : bss->beacon_set;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004419
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004420 wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
4421 beacon_set);
4422 if (beacon_set)
4423 cmd = NL80211_CMD_SET_BEACON;
Paul Stewart092955c2017-02-06 09:13:09 -08004424 else if (!drv->device_ap_sme && !drv->use_monitor &&
4425 !nl80211_get_wiphy_data_ap(bss))
4426 return -ENOBUFS;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004427
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004428 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
4429 params->head, params->head_len);
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004430 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
4431 params->tail, params->tail_len);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004432 wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004433 wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08004434 wpa_printf(MSG_DEBUG, "nl80211: beacon_rate=%u", params->beacon_rate);
4435 wpa_printf(MSG_DEBUG, "nl80211: rate_type=%d", params->rate_type);
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004436 wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
Hai Shalom74f70d42019-02-11 14:42:39 -08004437 wpa_printf(MSG_DEBUG, "nl80211: ssid=%s",
4438 wpa_ssid_txt(params->ssid, params->ssid_len));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004439 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
4440 nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len,
4441 params->head) ||
4442 nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len,
4443 params->tail) ||
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004444 nl80211_put_beacon_int(msg, params->beacon_int) ||
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08004445 nl80211_put_beacon_rate(msg, drv->capa.flags, params) ||
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -07004446 nl80211_put_dtim_period(msg, params->dtim_period) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004447 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
4448 goto fail;
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004449 if (params->proberesp && params->proberesp_len) {
4450 wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)",
4451 params->proberesp, params->proberesp_len);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004452 if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
4453 params->proberesp))
4454 goto fail;
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004455 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004456 switch (params->hide_ssid) {
4457 case NO_SSID_HIDING:
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004458 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004459 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
4460 NL80211_HIDDEN_SSID_NOT_IN_USE))
4461 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004462 break;
4463 case HIDDEN_SSID_ZERO_LEN:
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004464 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004465 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
4466 NL80211_HIDDEN_SSID_ZERO_LEN))
4467 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004468 break;
4469 case HIDDEN_SSID_ZERO_CONTENTS:
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004470 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004471 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
4472 NL80211_HIDDEN_SSID_ZERO_CONTENTS))
4473 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004474 break;
4475 }
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004476 wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004477 if (params->privacy &&
4478 nla_put_flag(msg, NL80211_ATTR_PRIVACY))
4479 goto fail;
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004480 wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004481 if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
4482 (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
4483 /* Leave out the attribute */
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004484 } else if (params->auth_algs & WPA_AUTH_ALG_SHARED) {
4485 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
4486 NL80211_AUTHTYPE_SHARED_KEY))
4487 goto fail;
4488 } else {
4489 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
4490 NL80211_AUTHTYPE_OPEN_SYSTEM))
4491 goto fail;
4492 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004493
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004494 wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004495 ver = 0;
4496 if (params->wpa_version & WPA_PROTO_WPA)
4497 ver |= NL80211_WPA_VERSION_1;
4498 if (params->wpa_version & WPA_PROTO_RSN)
4499 ver |= NL80211_WPA_VERSION_2;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004500 if (ver &&
4501 nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
4502 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004503
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004504 wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
4505 params->key_mgmt_suites);
Hai Shalomfdcde762020-04-02 11:19:20 -07004506 num_suites = wpa_key_mgmt_to_suites(params->key_mgmt_suites,
4507 suites, ARRAY_SIZE(suites));
4508 if (num_suites > NL80211_MAX_NR_AKM_SUITES)
Hai Shalom4fbc08f2020-05-18 12:37:00 -07004509 wpa_printf(MSG_DEBUG,
Hai Shalomfdcde762020-04-02 11:19:20 -07004510 "nl80211: Not enough room for all AKM suites (num_suites=%d > NL80211_MAX_NR_AKM_SUITES)",
4511 num_suites);
4512 else if (num_suites &&
4513 nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32),
4514 suites))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004515 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004516
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004517 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
Dmitry Shmidtd13095b2016-08-22 14:02:19 -07004518 (!params->pairwise_ciphers ||
4519 params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40)) &&
4520 (nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
4521 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004522 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004523
Hai Shalom81f62d82019-07-22 12:10:00 -07004524 if (drv->device_ap_sme &&
4525 (params->key_mgmt_suites & WPA_KEY_MGMT_SAE) &&
4526 nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT))
4527 goto fail;
Hai Shalom5f92bc92019-04-18 11:54:11 -07004528
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004529 wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
4530 params->pairwise_ciphers);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08004531 num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers,
4532 suites, ARRAY_SIZE(suites));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004533 if (num_suites &&
4534 nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
4535 num_suites * sizeof(u32), suites))
4536 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004537
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004538 wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x",
4539 params->group_cipher);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08004540 suite = wpa_cipher_to_cipher_suite(params->group_cipher);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004541 if (suite &&
4542 nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite))
4543 goto fail;
4544
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004545 if (params->beacon_ies) {
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004546 wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies",
4547 params->beacon_ies);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004548 if (nla_put(msg, NL80211_ATTR_IE,
4549 wpabuf_len(params->beacon_ies),
4550 wpabuf_head(params->beacon_ies)))
4551 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004552 }
4553 if (params->proberesp_ies) {
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004554 wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies",
4555 params->proberesp_ies);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004556 if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
4557 wpabuf_len(params->proberesp_ies),
4558 wpabuf_head(params->proberesp_ies)))
4559 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004560 }
4561 if (params->assocresp_ies) {
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004562 wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies",
4563 params->assocresp_ies);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004564 if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
4565 wpabuf_len(params->assocresp_ies),
4566 wpabuf_head(params->assocresp_ies)))
4567 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004568 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004569
Dmitry Shmidt04949592012-07-19 12:16:46 -07004570 if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) {
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -07004571 wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d",
4572 params->ap_max_inactivity);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004573 if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
4574 params->ap_max_inactivity))
4575 goto fail;
Dmitry Shmidt04949592012-07-19 12:16:46 -07004576 }
4577
Dmitry Shmidt7f656022015-02-25 14:36:37 -08004578#ifdef CONFIG_P2P
4579 if (params->p2p_go_ctwindow > 0) {
4580 if (drv->p2p_go_ctwindow_supported) {
4581 wpa_printf(MSG_DEBUG, "nl80211: P2P GO ctwindow=%d",
4582 params->p2p_go_ctwindow);
4583 if (nla_put_u8(msg, NL80211_ATTR_P2P_CTWINDOW,
4584 params->p2p_go_ctwindow))
4585 goto fail;
4586 } else {
4587 wpa_printf(MSG_INFO,
4588 "nl80211: Driver does not support CTWindow configuration - ignore this parameter");
4589 }
4590 }
4591#endif /* CONFIG_P2P */
4592
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08004593 if (params->pbss) {
4594 wpa_printf(MSG_DEBUG, "nl80211: PBSS");
4595 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
4596 goto fail;
4597 }
4598
Hai Shalom74f70d42019-02-11 14:42:39 -08004599 if (params->ftm_responder) {
4600 struct nlattr *ftm;
4601
4602 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_FTM_RESPONDER)) {
4603 ret = -ENOTSUP;
4604 goto fail;
4605 }
4606
4607 ftm = nla_nest_start(msg, NL80211_ATTR_FTM_RESPONDER);
4608 if (!ftm ||
4609 nla_put_flag(msg, NL80211_FTM_RESP_ATTR_ENABLED) ||
4610 (params->lci &&
4611 nla_put(msg, NL80211_FTM_RESP_ATTR_LCI,
4612 wpabuf_len(params->lci),
4613 wpabuf_head(params->lci))) ||
4614 (params->civic &&
4615 nla_put(msg, NL80211_FTM_RESP_ATTR_CIVICLOC,
4616 wpabuf_len(params->civic),
4617 wpabuf_head(params->civic))))
4618 goto fail;
4619 nla_nest_end(msg, ftm);
4620 }
4621
Hai Shalomc3565922019-10-28 11:58:20 -07004622#ifdef CONFIG_IEEE80211AX
4623 if (params->he_spr) {
4624 struct nlattr *spr;
4625
4626 spr = nla_nest_start(msg, NL80211_ATTR_HE_OBSS_PD);
4627 wpa_printf(MSG_DEBUG, "nl80211: he_spr=%d", params->he_spr);
4628
Hai Shalomfdcde762020-04-02 11:19:20 -07004629 if (!spr ||
4630 nla_put_u8(msg, NL80211_HE_OBSS_PD_ATTR_MIN_OFFSET,
Hai Shalomc3565922019-10-28 11:58:20 -07004631 params->he_spr_srg_obss_pd_min_offset) ||
4632 nla_put_u8(msg, NL80211_HE_OBSS_PD_ATTR_MAX_OFFSET,
4633 params->he_spr_srg_obss_pd_max_offset))
4634 goto fail;
4635
4636 nla_nest_end(msg, spr);
4637 }
Hai Shalomfdcde762020-04-02 11:19:20 -07004638
4639 if (params->freq && params->freq->he_enabled) {
4640 struct nlattr *bss_color;
4641
4642 bss_color = nla_nest_start(msg, NL80211_ATTR_HE_BSS_COLOR);
4643 if (!bss_color ||
4644 (params->he_bss_color_disabled &&
4645 nla_put_flag(msg, NL80211_HE_BSS_COLOR_ATTR_DISABLED)) ||
4646 (params->he_bss_color_partial &&
4647 nla_put_flag(msg, NL80211_HE_BSS_COLOR_ATTR_PARTIAL)) ||
4648 nla_put_u8(msg, NL80211_HE_BSS_COLOR_ATTR_COLOR,
4649 params->he_bss_color))
4650 goto fail;
4651 nla_nest_end(msg, bss_color);
4652 }
4653
4654 if (params->twt_responder) {
4655 wpa_printf(MSG_DEBUG, "nl80211: twt_responder=%d",
4656 params->twt_responder);
4657 if (nla_put_flag(msg, NL80211_ATTR_TWT_RESPONDER))
4658 goto fail;
4659 }
Hai Shalomc3565922019-10-28 11:58:20 -07004660#endif /* CONFIG_IEEE80211AX */
4661
Hai Shalomb755a2a2020-04-23 21:49:02 -07004662 ret = send_and_recv_msgs_owner(drv, msg, get_connect_handle(bss), 1,
Hai Shalom899fcc72020-10-19 14:38:18 -07004663 NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004664 if (ret) {
4665 wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
4666 ret, strerror(-ret));
4667 } else {
4668 bss->beacon_set = 1;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004669 nl80211_set_bss(bss, params->cts_protect, params->preamble,
4670 params->short_slot_time, params->ht_opmode,
4671 params->isolate, params->basic_rates);
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08004672 nl80211_set_multicast_to_unicast(bss,
4673 params->multicast_to_unicast);
Dmitry Shmidt7832adb2014-04-29 10:53:02 -07004674 if (beacon_set && params->freq &&
4675 params->freq->bandwidth != bss->bandwidth) {
4676 wpa_printf(MSG_DEBUG,
4677 "nl80211: Update BSS %s bandwidth: %d -> %d",
4678 bss->ifname, bss->bandwidth,
4679 params->freq->bandwidth);
4680 ret = nl80211_set_channel(bss, params->freq, 1);
4681 if (ret) {
4682 wpa_printf(MSG_DEBUG,
4683 "nl80211: Frequency set failed: %d (%s)",
4684 ret, strerror(-ret));
4685 } else {
4686 wpa_printf(MSG_DEBUG,
4687 "nl80211: Frequency set succeeded for ht2040 coex");
4688 bss->bandwidth = params->freq->bandwidth;
4689 }
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -07004690 } else if (!beacon_set && params->freq) {
Dmitry Shmidt7832adb2014-04-29 10:53:02 -07004691 /*
4692 * cfg80211 updates the driver on frequence change in AP
4693 * mode only at the point when beaconing is started, so
4694 * set the initial value here.
4695 */
4696 bss->bandwidth = params->freq->bandwidth;
4697 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004698 }
Dmitry Shmidtd13095b2016-08-22 14:02:19 -07004699
4700#ifdef CONFIG_MESH
4701 if (is_mesh_interface(drv->nlmode) && params->ht_opmode != -1) {
4702 os_memset(&mesh_params, 0, sizeof(mesh_params));
4703 mesh_params.flags |= WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE;
4704 mesh_params.ht_opmode = params->ht_opmode;
4705 ret = nl80211_set_mesh_config(priv, &mesh_params);
4706 if (ret < 0)
4707 return ret;
4708 }
4709#endif /* CONFIG_MESH */
4710
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004711 return ret;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004712fail:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004713 nlmsg_free(msg);
Hai Shalom74f70d42019-02-11 14:42:39 -08004714 return ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004715}
4716
4717
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08004718static int nl80211_put_freq_params(struct nl_msg *msg,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004719 const struct hostapd_freq_params *freq)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004720{
Hai Shalomc3565922019-10-28 11:58:20 -07004721 enum hostapd_hw_mode hw_mode;
4722 int is_24ghz;
4723 u8 channel;
4724
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004725 wpa_printf(MSG_DEBUG, " * freq=%d", freq->freq);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004726 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
4727 return -ENOBUFS;
4728
Hai Shalom81f62d82019-07-22 12:10:00 -07004729 wpa_printf(MSG_DEBUG, " * he_enabled=%d", freq->he_enabled);
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004730 wpa_printf(MSG_DEBUG, " * vht_enabled=%d", freq->vht_enabled);
4731 wpa_printf(MSG_DEBUG, " * ht_enabled=%d", freq->ht_enabled);
4732
Hai Shalomc3565922019-10-28 11:58:20 -07004733 hw_mode = ieee80211_freq_to_chan(freq->freq, &channel);
4734 is_24ghz = hw_mode == HOSTAPD_MODE_IEEE80211G ||
4735 hw_mode == HOSTAPD_MODE_IEEE80211B;
4736
4737 if (freq->vht_enabled || (freq->he_enabled && !is_24ghz)) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004738 enum nl80211_chan_width cw;
4739
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004740 wpa_printf(MSG_DEBUG, " * bandwidth=%d", freq->bandwidth);
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004741 switch (freq->bandwidth) {
4742 case 20:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004743 cw = NL80211_CHAN_WIDTH_20;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004744 break;
4745 case 40:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004746 cw = NL80211_CHAN_WIDTH_40;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004747 break;
4748 case 80:
4749 if (freq->center_freq2)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004750 cw = NL80211_CHAN_WIDTH_80P80;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004751 else
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004752 cw = NL80211_CHAN_WIDTH_80;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004753 break;
4754 case 160:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004755 cw = NL80211_CHAN_WIDTH_160;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004756 break;
4757 default:
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08004758 return -EINVAL;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004759 }
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004760
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004761 wpa_printf(MSG_DEBUG, " * channel_width=%d", cw);
4762 wpa_printf(MSG_DEBUG, " * center_freq1=%d",
4763 freq->center_freq1);
4764 wpa_printf(MSG_DEBUG, " * center_freq2=%d",
4765 freq->center_freq2);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004766 if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) ||
4767 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1,
4768 freq->center_freq1) ||
4769 (freq->center_freq2 &&
4770 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2,
4771 freq->center_freq2)))
4772 return -ENOBUFS;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004773 } else if (freq->ht_enabled) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004774 enum nl80211_channel_type ct;
4775
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004776 wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d",
4777 freq->sec_channel_offset);
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004778 switch (freq->sec_channel_offset) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004779 case -1:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004780 ct = NL80211_CHAN_HT40MINUS;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004781 break;
4782 case 1:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004783 ct = NL80211_CHAN_HT40PLUS;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004784 break;
4785 default:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004786 ct = NL80211_CHAN_HT20;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004787 break;
4788 }
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004789
Dmitry Shmidtff787d52015-01-12 13:01:47 -08004790 wpa_printf(MSG_DEBUG, " * channel_type=%d", ct);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004791 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct))
4792 return -ENOBUFS;
Hai Shalomc3565922019-10-28 11:58:20 -07004793 } else if (freq->edmg.channels && freq->edmg.bw_config) {
4794 wpa_printf(MSG_DEBUG,
4795 " * EDMG configuration: channels=0x%x bw_config=%d",
4796 freq->edmg.channels, freq->edmg.bw_config);
4797 if (nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_CHANNELS,
4798 freq->edmg.channels) ||
4799 nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_BW_CONFIG,
4800 freq->edmg.bw_config))
4801 return -1;
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -07004802 } else {
4803 wpa_printf(MSG_DEBUG, " * channel_type=%d",
4804 NL80211_CHAN_NO_HT);
4805 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
4806 NL80211_CHAN_NO_HT))
4807 return -ENOBUFS;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004808 }
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08004809 return 0;
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08004810}
4811
4812
Dmitry Shmidt7832adb2014-04-29 10:53:02 -07004813static int nl80211_set_channel(struct i802_bss *bss,
4814 struct hostapd_freq_params *freq, int set_chan)
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08004815{
4816 struct wpa_driver_nl80211_data *drv = bss->drv;
4817 struct nl_msg *msg;
4818 int ret;
4819
4820 wpa_printf(MSG_DEBUG,
Hai Shalom81f62d82019-07-22 12:10:00 -07004821 "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, he_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
4822 freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08004823 freq->bandwidth, freq->center_freq1, freq->center_freq2);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004824
4825 msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
4826 NL80211_CMD_SET_WIPHY);
4827 if (!msg || nl80211_put_freq_params(msg, freq) < 0) {
4828 nlmsg_free(msg);
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08004829 return -1;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004830 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004831
Hai Shalom899fcc72020-10-19 14:38:18 -07004832 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004833 if (ret == 0) {
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004834 bss->freq = freq->freq;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004835 return 0;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004836 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004837 wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08004838 "%d (%s)", freq->freq, ret, strerror(-ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004839 return -1;
4840}
4841
4842
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004843static u32 sta_flags_nl80211(int flags)
4844{
4845 u32 f = 0;
4846
4847 if (flags & WPA_STA_AUTHORIZED)
4848 f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
4849 if (flags & WPA_STA_WMM)
4850 f |= BIT(NL80211_STA_FLAG_WME);
4851 if (flags & WPA_STA_SHORT_PREAMBLE)
4852 f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
4853 if (flags & WPA_STA_MFP)
4854 f |= BIT(NL80211_STA_FLAG_MFP);
4855 if (flags & WPA_STA_TDLS_PEER)
4856 f |= BIT(NL80211_STA_FLAG_TDLS_PEER);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004857 if (flags & WPA_STA_AUTHENTICATED)
4858 f |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08004859 if (flags & WPA_STA_ASSOCIATED)
4860 f |= BIT(NL80211_STA_FLAG_ASSOCIATED);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004861
4862 return f;
4863}
4864
4865
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004866#ifdef CONFIG_MESH
4867static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
4868{
4869 switch (state) {
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -07004870 case PLINK_IDLE:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004871 return NL80211_PLINK_LISTEN;
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -07004872 case PLINK_OPN_SNT:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004873 return NL80211_PLINK_OPN_SNT;
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -07004874 case PLINK_OPN_RCVD:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004875 return NL80211_PLINK_OPN_RCVD;
4876 case PLINK_CNF_RCVD:
4877 return NL80211_PLINK_CNF_RCVD;
4878 case PLINK_ESTAB:
4879 return NL80211_PLINK_ESTAB;
4880 case PLINK_HOLDING:
4881 return NL80211_PLINK_HOLDING;
4882 case PLINK_BLOCKED:
4883 return NL80211_PLINK_BLOCKED;
4884 default:
4885 wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d",
4886 state);
4887 }
4888 return -1;
4889}
4890#endif /* CONFIG_MESH */
4891
4892
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004893static int wpa_driver_nl80211_sta_add(void *priv,
4894 struct hostapd_sta_add_params *params)
4895{
4896 struct i802_bss *bss = priv;
4897 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07004898 struct nl_msg *msg;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004899 struct nl80211_sta_flag_update upd;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004900 int ret = -ENOBUFS;
4901
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004902 if ((params->flags & WPA_STA_TDLS_PEER) &&
4903 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
4904 return -EOPNOTSUPP;
4905
Dmitry Shmidtf8623282013-02-20 14:34:59 -08004906 wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
4907 params->set ? "Set" : "Add", MAC2STR(params->addr));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004908 msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION :
4909 NL80211_CMD_NEW_STATION);
4910 if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr))
4911 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07004912
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08004913 /*
4914 * Set the below properties only in one of the following cases:
4915 * 1. New station is added, already associated.
4916 * 2. Set WPA_STA_TDLS_PEER station.
4917 * 3. Set an already added unassociated station, if driver supports
4918 * full AP client state. (Set these properties after station became
4919 * associated will be rejected by the driver).
4920 */
4921 if (!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
4922 (params->set && FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
4923 (params->flags & WPA_STA_ASSOCIATED))) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004924 wpa_hexdump(MSG_DEBUG, " * supported rates",
4925 params->supp_rates, params->supp_rates_len);
4926 wpa_printf(MSG_DEBUG, " * capability=0x%x",
4927 params->capability);
4928 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES,
4929 params->supp_rates_len, params->supp_rates) ||
4930 nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY,
4931 params->capability))
4932 goto fail;
4933
4934 if (params->ht_capabilities) {
4935 wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
4936 (u8 *) params->ht_capabilities,
4937 sizeof(*params->ht_capabilities));
4938 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
4939 sizeof(*params->ht_capabilities),
4940 params->ht_capabilities))
4941 goto fail;
4942 }
4943
4944 if (params->vht_capabilities) {
4945 wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
4946 (u8 *) params->vht_capabilities,
4947 sizeof(*params->vht_capabilities));
4948 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY,
4949 sizeof(*params->vht_capabilities),
4950 params->vht_capabilities))
4951 goto fail;
4952 }
4953
Hai Shalom81f62d82019-07-22 12:10:00 -07004954 if (params->he_capab) {
4955 wpa_hexdump(MSG_DEBUG, " * he_capab",
4956 params->he_capab, params->he_capab_len);
4957 if (nla_put(msg, NL80211_ATTR_HE_CAPABILITY,
4958 params->he_capab_len, params->he_capab))
4959 goto fail;
4960 }
4961
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004962 if (params->ext_capab) {
4963 wpa_hexdump(MSG_DEBUG, " * ext_capab",
4964 params->ext_capab, params->ext_capab_len);
4965 if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
4966 params->ext_capab_len, params->ext_capab))
4967 goto fail;
4968 }
Dmitry Shmidt849734c2016-05-27 09:59:01 -07004969
4970 if (is_ap_interface(drv->nlmode) &&
4971 nla_put_u8(msg, NL80211_ATTR_STA_SUPPORT_P2P_PS,
4972 params->support_p2p_ps ?
4973 NL80211_P2P_PS_SUPPORTED :
4974 NL80211_P2P_PS_UNSUPPORTED))
4975 goto fail;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004976 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08004977 if (!params->set) {
Dmitry Shmidt51b6ea82013-05-08 10:42:09 -07004978 if (params->aid) {
4979 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004980 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid))
4981 goto fail;
Dmitry Shmidt51b6ea82013-05-08 10:42:09 -07004982 } else {
4983 /*
4984 * cfg80211 validates that AID is non-zero, so we have
4985 * to make this a non-zero value for the TDLS case where
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08004986 * a dummy STA entry is used for now and for a station
4987 * that is still not associated.
Dmitry Shmidt51b6ea82013-05-08 10:42:09 -07004988 */
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08004989 wpa_printf(MSG_DEBUG, " * aid=1 (%s workaround)",
4990 (params->flags & WPA_STA_TDLS_PEER) ?
4991 "TDLS" : "UNASSOC_STA");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004992 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
4993 goto fail;
Dmitry Shmidt51b6ea82013-05-08 10:42:09 -07004994 }
Dmitry Shmidtf8623282013-02-20 14:34:59 -08004995 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
4996 params->listen_interval);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08004997 if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
4998 params->listen_interval))
4999 goto fail;
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07005000 } else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
5001 wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005002 if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
5003 goto fail;
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08005004 } else if (FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
5005 (params->flags & WPA_STA_ASSOCIATED)) {
5006 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
5007 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
5008 params->listen_interval);
5009 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid) ||
5010 nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
5011 params->listen_interval))
5012 goto fail;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08005013 }
5014
Dmitry Shmidtbd14a572014-02-18 10:33:49 -08005015 if (params->vht_opmode_enabled) {
5016 wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005017 if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF,
5018 params->vht_opmode))
5019 goto fail;
Dmitry Shmidtf8623282013-02-20 14:34:59 -08005020 }
5021
Dmitry Shmidt344abd32014-01-14 13:17:00 -08005022 if (params->supp_channels) {
5023 wpa_hexdump(MSG_DEBUG, " * supported channels",
5024 params->supp_channels, params->supp_channels_len);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005025 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
5026 params->supp_channels_len, params->supp_channels))
5027 goto fail;
Dmitry Shmidt344abd32014-01-14 13:17:00 -08005028 }
5029
5030 if (params->supp_oper_classes) {
5031 wpa_hexdump(MSG_DEBUG, " * supported operating classes",
5032 params->supp_oper_classes,
5033 params->supp_oper_classes_len);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005034 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
5035 params->supp_oper_classes_len,
5036 params->supp_oper_classes))
5037 goto fail;
Dmitry Shmidt344abd32014-01-14 13:17:00 -08005038 }
5039
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005040 os_memset(&upd, 0, sizeof(upd));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005041 upd.set = sta_flags_nl80211(params->flags);
5042 upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08005043
5044 /*
5045 * If the driver doesn't support full AP client state, ignore ASSOC/AUTH
5046 * flags, as nl80211 driver moves a new station, by default, into
5047 * associated state.
5048 *
5049 * On the other hand, if the driver supports that feature and the
5050 * station is added in unauthenticated state, set the
5051 * authenticated/associated bits in the mask to prevent moving this
5052 * station to associated state before it is actually associated.
5053 *
5054 * This is irrelevant for mesh mode where the station is added to the
5055 * driver as authenticated already, and ASSOCIATED isn't part of the
5056 * nl80211 API.
5057 */
5058 if (!is_mesh_interface(drv->nlmode)) {
5059 if (!FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) {
5060 wpa_printf(MSG_DEBUG,
5061 "nl80211: Ignore ASSOC/AUTH flags since driver doesn't support full AP client state");
5062 upd.mask &= ~(BIT(NL80211_STA_FLAG_ASSOCIATED) |
5063 BIT(NL80211_STA_FLAG_AUTHENTICATED));
5064 } else if (!params->set &&
5065 !(params->flags & WPA_STA_TDLS_PEER)) {
5066 if (!(params->flags & WPA_STA_AUTHENTICATED))
5067 upd.mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
5068 if (!(params->flags & WPA_STA_ASSOCIATED))
5069 upd.mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
5070 }
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -07005071#ifdef CONFIG_MESH
5072 } else {
5073 if (params->plink_state == PLINK_ESTAB && params->peer_aid) {
5074 ret = nla_put_u16(msg, NL80211_ATTR_MESH_PEER_AID,
5075 params->peer_aid);
5076 if (ret)
5077 goto fail;
5078 }
5079#endif /* CONFIG_MESH */
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08005080 }
5081
Dmitry Shmidtf8623282013-02-20 14:34:59 -08005082 wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
5083 upd.set, upd.mask);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005084 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
5085 goto fail;
5086
5087#ifdef CONFIG_MESH
5088 if (params->plink_state &&
5089 nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE,
5090 sta_plink_state_nl80211(params->plink_state)))
5091 goto fail;
5092#endif /* CONFIG_MESH */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005093
Hai Shalomc3565922019-10-28 11:58:20 -07005094 if ((!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
5095 FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) &&
5096 (params->flags & WPA_STA_WMM)) {
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07005097 struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME);
5098
Dmitry Shmidtf8623282013-02-20 14:34:59 -08005099 wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005100 if (!wme ||
5101 nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES,
5102 params->qosinfo & WMM_QOSINFO_STA_AC_MASK) ||
5103 nla_put_u8(msg, NL80211_STA_WME_MAX_SP,
5104 (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
5105 WMM_QOSINFO_STA_SP_MASK))
5106 goto fail;
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07005107 nla_nest_end(msg, wme);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005108 }
5109
Hai Shalom899fcc72020-10-19 14:38:18 -07005110 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005111 msg = NULL;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005112 if (ret)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005113 wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION "
5114 "result: %d (%s)", params->set ? "SET" : "NEW", ret,
5115 strerror(-ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005116 if (ret == -EEXIST)
5117 ret = 0;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005118fail:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005119 nlmsg_free(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005120 return ret;
5121}
5122
5123
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07005124static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr)
5125{
5126#ifdef CONFIG_LIBNL3_ROUTE
5127 struct wpa_driver_nl80211_data *drv = bss->drv;
5128 struct rtnl_neigh *rn;
5129 struct nl_addr *nl_addr;
5130 int err;
5131
5132 rn = rtnl_neigh_alloc();
5133 if (!rn)
5134 return;
5135
5136 rtnl_neigh_set_family(rn, AF_BRIDGE);
5137 rtnl_neigh_set_ifindex(rn, bss->ifindex);
5138 nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN);
5139 if (!nl_addr) {
5140 rtnl_neigh_put(rn);
5141 return;
5142 }
5143 rtnl_neigh_set_lladdr(rn, nl_addr);
5144
5145 err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
5146 if (err < 0) {
5147 wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for "
5148 MACSTR " ifindex=%d failed: %s", MAC2STR(addr),
5149 bss->ifindex, nl_geterror(err));
5150 } else {
5151 wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for "
5152 MACSTR, MAC2STR(addr));
5153 }
5154
5155 nl_addr_put(nl_addr);
5156 rtnl_neigh_put(rn);
5157#endif /* CONFIG_LIBNL3_ROUTE */
5158}
5159
5160
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005161static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr,
5162 int deauth, u16 reason_code)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005163{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005164 struct wpa_driver_nl80211_data *drv = bss->drv;
5165 struct nl_msg *msg;
5166 int ret;
5167
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005168 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) ||
5169 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
5170 (deauth == 0 &&
5171 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
5172 WLAN_FC_STYPE_DISASSOC)) ||
5173 (deauth == 1 &&
5174 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
5175 WLAN_FC_STYPE_DEAUTH)) ||
5176 (reason_code &&
5177 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) {
5178 nlmsg_free(msg);
5179 return -ENOBUFS;
5180 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005181
Hai Shalom899fcc72020-10-19 14:38:18 -07005182 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07005183 wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
5184 " --> %d (%s)",
5185 bss->ifname, MAC2STR(addr), ret, strerror(-ret));
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07005186
5187 if (drv->rtnl_sk)
5188 rtnl_neigh_delete_fdb_entry(bss, addr);
5189
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005190 if (ret == -ENOENT)
5191 return 0;
5192 return ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005193}
5194
5195
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005196void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005197{
5198 struct nl_msg *msg;
Dmitry Shmidt76cd2cc2014-05-27 12:56:04 -07005199 struct wpa_driver_nl80211_data *drv2;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005200
5201 wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
5202
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005203 /* stop listening for EAPOL on this interface */
Dmitry Shmidt76cd2cc2014-05-27 12:56:04 -07005204 dl_list_for_each(drv2, &drv->global->interfaces,
5205 struct wpa_driver_nl80211_data, list)
Dmitry Shmidt9c175262016-03-03 10:20:07 -08005206 {
5207 del_ifidx(drv2, ifidx, IFIDX_ANY);
5208 /* Remove all bridges learned for this iface */
5209 del_ifidx(drv2, IFIDX_ANY, ifidx);
5210 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005211
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005212 msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
Hai Shalom899fcc72020-10-19 14:38:18 -07005213 if (send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL) == 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005214 return;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005215 wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
5216}
5217
5218
Dmitry Shmidtd5ab1b52016-06-21 12:38:41 -07005219const char * nl80211_iftype_str(enum nl80211_iftype mode)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005220{
5221 switch (mode) {
5222 case NL80211_IFTYPE_ADHOC:
5223 return "ADHOC";
5224 case NL80211_IFTYPE_STATION:
5225 return "STATION";
5226 case NL80211_IFTYPE_AP:
5227 return "AP";
Dmitry Shmidtf7e0a992013-05-23 11:03:10 -07005228 case NL80211_IFTYPE_AP_VLAN:
5229 return "AP_VLAN";
5230 case NL80211_IFTYPE_WDS:
5231 return "WDS";
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005232 case NL80211_IFTYPE_MONITOR:
5233 return "MONITOR";
Dmitry Shmidtf7e0a992013-05-23 11:03:10 -07005234 case NL80211_IFTYPE_MESH_POINT:
5235 return "MESH_POINT";
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005236 case NL80211_IFTYPE_P2P_CLIENT:
5237 return "P2P_CLIENT";
5238 case NL80211_IFTYPE_P2P_GO:
5239 return "P2P_GO";
Dmitry Shmidt34af3062013-07-11 10:46:32 -07005240 case NL80211_IFTYPE_P2P_DEVICE:
5241 return "P2P_DEVICE";
Hai Shalom4fbc08f2020-05-18 12:37:00 -07005242 case NL80211_IFTYPE_OCB:
5243 return "OCB";
5244 case NL80211_IFTYPE_NAN:
5245 return "NAN";
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005246 default:
5247 return "unknown";
5248 }
5249}
5250
5251
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005252static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
5253 const char *ifname,
5254 enum nl80211_iftype iftype,
Dmitry Shmidt34af3062013-07-11 10:46:32 -07005255 const u8 *addr, int wds,
5256 int (*handler)(struct nl_msg *, void *),
5257 void *arg)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005258{
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07005259 struct nl_msg *msg;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005260 int ifidx;
5261 int ret = -ENOBUFS;
5262
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005263 wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
5264 iftype, nl80211_iftype_str(iftype));
5265
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005266 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE);
5267 if (!msg ||
5268 nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) ||
5269 nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype))
5270 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005271
5272 if (iftype == NL80211_IFTYPE_MONITOR) {
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07005273 struct nlattr *flags;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005274
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07005275 flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005276 if (!flags ||
5277 nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
5278 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005279
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07005280 nla_nest_end(msg, flags);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005281 } else if (wds) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005282 if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds))
5283 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005284 }
5285
Dmitry Shmidtb58836e2014-04-29 14:35:56 -07005286 /*
5287 * Tell cfg80211 that the interface belongs to the socket that created
5288 * it, and the interface should be deleted when the socket is closed.
5289 */
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005290 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
5291 goto fail;
Dmitry Shmidtb58836e2014-04-29 14:35:56 -07005292
Hai Shalom899fcc72020-10-19 14:38:18 -07005293 ret = send_and_recv_msgs(drv, msg, handler, arg, NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005294 msg = NULL;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005295 if (ret) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005296 fail:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005297 nlmsg_free(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005298 wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)",
5299 ifname, ret, strerror(-ret));
5300 return ret;
5301 }
5302
Dmitry Shmidt34af3062013-07-11 10:46:32 -07005303 if (iftype == NL80211_IFTYPE_P2P_DEVICE)
5304 return 0;
5305
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005306 ifidx = if_nametoindex(ifname);
5307 wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
5308 ifname, ifidx);
5309
5310 if (ifidx <= 0)
5311 return -1;
5312
Dmitry Shmidt76cd2cc2014-05-27 12:56:04 -07005313 /*
5314 * Some virtual interfaces need to process EAPOL packets and events on
5315 * the parent interface. This is used mainly with hostapd.
5316 */
5317 if (drv->hostapd ||
5318 iftype == NL80211_IFTYPE_AP_VLAN ||
5319 iftype == NL80211_IFTYPE_WDS ||
5320 iftype == NL80211_IFTYPE_MONITOR) {
5321 /* start listening for EAPOL on this interface */
Dmitry Shmidt9c175262016-03-03 10:20:07 -08005322 add_ifidx(drv, ifidx, IFIDX_ANY);
Dmitry Shmidt76cd2cc2014-05-27 12:56:04 -07005323 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005324
5325 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005326 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005327 nl80211_remove_iface(drv, ifidx);
5328 return -1;
5329 }
5330
5331 return ifidx;
5332}
5333
5334
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005335int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
5336 const char *ifname, enum nl80211_iftype iftype,
5337 const u8 *addr, int wds,
5338 int (*handler)(struct nl_msg *, void *),
5339 void *arg, int use_existing)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005340{
5341 int ret;
5342
Dmitry Shmidt34af3062013-07-11 10:46:32 -07005343 ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
5344 arg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005345
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005346 /* if error occurred and interface exists already */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005347 if (ret == -ENFILE && if_nametoindex(ifname)) {
Dmitry Shmidtcce06662013-11-04 18:44:24 -08005348 if (use_existing) {
5349 wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
5350 ifname);
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07005351 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
5352 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
5353 addr) < 0 &&
5354 (linux_set_iface_flags(drv->global->ioctl_sock,
5355 ifname, 0) < 0 ||
5356 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
5357 addr) < 0 ||
5358 linux_set_iface_flags(drv->global->ioctl_sock,
5359 ifname, 1) < 0))
5360 return -1;
Dmitry Shmidtcce06662013-11-04 18:44:24 -08005361 return -ENFILE;
5362 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005363 wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
5364
5365 /* Try to remove the interface that was already there. */
5366 nl80211_remove_iface(drv, if_nametoindex(ifname));
5367
5368 /* Try to create the interface again */
5369 ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
Dmitry Shmidt34af3062013-07-11 10:46:32 -07005370 wds, handler, arg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005371 }
5372
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005373 if (ret >= 0 && is_p2p_net_interface(iftype)) {
5374 wpa_printf(MSG_DEBUG,
5375 "nl80211: Interface %s created for P2P - disable 11b rates",
5376 ifname);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005377 nl80211_disable_11b_rates(drv, ret, 1);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005378 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005379
5380 return ret;
5381}
5382
5383
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005384static int nl80211_setup_ap(struct i802_bss *bss)
5385{
5386 struct wpa_driver_nl80211_data *drv = bss->drv;
5387
Dmitry Shmidtcce06662013-11-04 18:44:24 -08005388 wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
5389 bss->ifname, drv->device_ap_sme, drv->use_monitor);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005390
5391 /*
5392 * Disable Probe Request reporting unless we need it in this way for
5393 * devices that include the AP SME, in the other case (unless using
5394 * monitor iface) we'll get it through the nl_mgmt socket instead.
5395 */
5396 if (!drv->device_ap_sme)
5397 wpa_driver_nl80211_probe_req_report(bss, 0);
5398
5399 if (!drv->device_ap_sme && !drv->use_monitor)
5400 if (nl80211_mgmt_subscribe_ap(bss))
5401 return -1;
5402
5403 if (drv->device_ap_sme && !drv->use_monitor)
5404 if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
Dmitry Shmidt849734c2016-05-27 09:59:01 -07005405 wpa_printf(MSG_DEBUG,
5406 "nl80211: Failed to subscribe for mgmt frames from SME driver - trying to run without it");
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005407
5408 if (!drv->device_ap_sme && drv->use_monitor &&
Dmitry Shmidtaca489e2016-09-28 15:44:14 -07005409 nl80211_create_monitor_interface(drv) &&
5410 !drv->device_ap_sme)
Dmitry Shmidt04949592012-07-19 12:16:46 -07005411 return -1;
5412
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005413 if (drv->device_ap_sme &&
5414 wpa_driver_nl80211_probe_req_report(bss, 1) < 0) {
5415 wpa_printf(MSG_DEBUG, "nl80211: Failed to enable "
5416 "Probe Request frame reporting in AP mode");
5417 /* Try to survive without this */
5418 }
5419
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005420 return 0;
5421}
5422
5423
5424static void nl80211_teardown_ap(struct i802_bss *bss)
5425{
5426 struct wpa_driver_nl80211_data *drv = bss->drv;
5427
Dmitry Shmidtcce06662013-11-04 18:44:24 -08005428 wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
5429 bss->ifname, drv->device_ap_sme, drv->use_monitor);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005430 if (drv->device_ap_sme) {
5431 wpa_driver_nl80211_probe_req_report(bss, 0);
5432 if (!drv->use_monitor)
5433 nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)");
5434 } else if (drv->use_monitor)
5435 nl80211_remove_monitor_interface(drv);
5436 else
5437 nl80211_mgmt_unsubscribe(bss, "AP teardown");
5438
Paul Stewart092955c2017-02-06 09:13:09 -08005439 nl80211_put_wiphy_data_ap(bss);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005440 bss->beacon_set = 0;
5441}
5442
5443
Hai Shalomfdcde762020-04-02 11:19:20 -07005444static int nl80211_tx_control_port(void *priv, const u8 *dest,
5445 u16 proto, const u8 *buf, size_t len,
5446 int no_encrypt)
5447{
Hai Shalom899fcc72020-10-19 14:38:18 -07005448 struct nl80211_ack_ext_arg ext_arg;
Hai Shalomfdcde762020-04-02 11:19:20 -07005449 struct i802_bss *bss = priv;
5450 struct nl_msg *msg;
Hai Shalom899fcc72020-10-19 14:38:18 -07005451 u64 cookie = 0;
Hai Shalomfdcde762020-04-02 11:19:20 -07005452 int ret;
5453
5454 wpa_printf(MSG_DEBUG,
5455 "nl80211: Send over control port dest=" MACSTR
5456 " proto=0x%04x len=%u no_encrypt=%d",
5457 MAC2STR(dest), proto, (unsigned int) len, no_encrypt);
5458
5459 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CONTROL_PORT_FRAME);
5460 if (!msg ||
5461 nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, proto) ||
5462 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dest) ||
5463 nla_put(msg, NL80211_ATTR_FRAME, len, buf) ||
5464 (no_encrypt &&
5465 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT))) {
5466 nlmsg_free(msg);
5467 return -ENOBUFS;
5468 }
5469
Hai Shalom899fcc72020-10-19 14:38:18 -07005470 os_memset(&ext_arg, 0, sizeof(struct nl80211_ack_ext_arg));
5471 ext_arg.ext_data = &cookie;
5472 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL,
5473 ack_handler_cookie, &ext_arg);
5474 if (ret) {
Hai Shalomfdcde762020-04-02 11:19:20 -07005475 wpa_printf(MSG_DEBUG,
5476 "nl80211: tx_control_port failed: ret=%d (%s)",
5477 ret, strerror(-ret));
Hai Shalom899fcc72020-10-19 14:38:18 -07005478 } else {
5479 struct wpa_driver_nl80211_data *drv = bss->drv;
5480
5481 wpa_printf(MSG_DEBUG,
5482 "nl80211: tx_control_port cookie=0x%llx",
5483 (long long unsigned int) cookie);
5484 drv->eapol_tx_cookie = cookie;
5485 }
Hai Shalomfdcde762020-04-02 11:19:20 -07005486
5487 return ret;
5488}
5489
5490
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005491static int nl80211_send_eapol_data(struct i802_bss *bss,
5492 const u8 *addr, const u8 *data,
5493 size_t data_len)
5494{
5495 struct sockaddr_ll ll;
5496 int ret;
5497
5498 if (bss->drv->eapol_tx_sock < 0) {
5499 wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL");
5500 return -1;
5501 }
5502
5503 os_memset(&ll, 0, sizeof(ll));
5504 ll.sll_family = AF_PACKET;
5505 ll.sll_ifindex = bss->ifindex;
5506 ll.sll_protocol = htons(ETH_P_PAE);
5507 ll.sll_halen = ETH_ALEN;
5508 os_memcpy(ll.sll_addr, addr, ETH_ALEN);
5509 ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0,
5510 (struct sockaddr *) &ll, sizeof(ll));
5511 if (ret < 0)
5512 wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s",
5513 strerror(errno));
5514
5515 return ret;
5516}
5517
5518
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005519static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
5520
5521static int wpa_driver_nl80211_hapd_send_eapol(
5522 void *priv, const u8 *addr, const u8 *data,
5523 size_t data_len, int encrypt, const u8 *own_addr, u32 flags)
5524{
5525 struct i802_bss *bss = priv;
5526 struct wpa_driver_nl80211_data *drv = bss->drv;
5527 struct ieee80211_hdr *hdr;
5528 size_t len;
5529 u8 *pos;
5530 int res;
5531 int qos = flags & WPA_STA_WMM;
Dmitry Shmidt641185e2013-11-06 15:17:13 -08005532
Hai Shalomb755a2a2020-04-23 21:49:02 -07005533 /* For now, disable EAPOL TX over control port in AP mode by default
5534 * since it does not provide TX status notifications. */
5535 if (drv->control_port_ap &&
5536 (drv->capa.flags & WPA_DRIVER_FLAGS_CONTROL_PORT))
Hai Shalomfdcde762020-04-02 11:19:20 -07005537 return nl80211_tx_control_port(bss, addr, ETH_P_EAPOL,
5538 data, data_len, !encrypt);
5539
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005540 if (drv->device_ap_sme || !drv->use_monitor)
5541 return nl80211_send_eapol_data(bss, addr, data, data_len);
5542
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005543 len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 +
5544 data_len;
5545 hdr = os_zalloc(len);
5546 if (hdr == NULL) {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07005547 wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
5548 (unsigned long) len);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005549 return -1;
5550 }
5551
5552 hdr->frame_control =
5553 IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA);
5554 hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
5555 if (encrypt)
5556 hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
5557 if (qos) {
5558 hdr->frame_control |=
5559 host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4);
5560 }
5561
5562 memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
5563 memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
5564 memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
5565 pos = (u8 *) (hdr + 1);
5566
5567 if (qos) {
Dmitry Shmidtaa532512012-09-24 10:35:31 -07005568 /* Set highest priority in QoS header */
5569 pos[0] = 7;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005570 pos[1] = 0;
5571 pos += 2;
5572 }
5573
5574 memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
5575 pos += sizeof(rfc1042_header);
5576 WPA_PUT_BE16(pos, ETH_P_PAE);
5577 pos += 2;
5578 memcpy(pos, data, data_len);
5579
Hai Shalomfdcde762020-04-02 11:19:20 -07005580 res = nl80211_send_monitor(drv, hdr, len, encrypt, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005581 if (res < 0) {
Hai Shalomfdcde762020-04-02 11:19:20 -07005582 wpa_printf(MSG_ERROR,
5583 "hapd_send_eapol - packet len: %lu - failed",
5584 (unsigned long) len);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005585 }
5586 os_free(hdr);
5587
5588 return res;
5589}
5590
5591
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005592static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08005593 unsigned int total_flags,
5594 unsigned int flags_or,
5595 unsigned int flags_and)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005596{
5597 struct i802_bss *bss = priv;
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07005598 struct nl_msg *msg;
5599 struct nlattr *flags;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005600 struct nl80211_sta_flag_update upd;
5601
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07005602 wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
5603 " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
5604 bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
5605 !!(total_flags & WPA_STA_AUTHORIZED));
5606
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005607 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5608 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
5609 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005610
5611 /*
5612 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
5613 * can be removed eventually.
5614 */
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07005615 flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005616 if (!flags ||
5617 ((total_flags & WPA_STA_AUTHORIZED) &&
5618 nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) ||
5619 ((total_flags & WPA_STA_WMM) &&
5620 nla_put_flag(msg, NL80211_STA_FLAG_WME)) ||
5621 ((total_flags & WPA_STA_SHORT_PREAMBLE) &&
5622 nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) ||
5623 ((total_flags & WPA_STA_MFP) &&
5624 nla_put_flag(msg, NL80211_STA_FLAG_MFP)) ||
5625 ((total_flags & WPA_STA_TDLS_PEER) &&
5626 nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER)))
5627 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005628
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07005629 nla_nest_end(msg, flags);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005630
5631 os_memset(&upd, 0, sizeof(upd));
5632 upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
5633 upd.set = sta_flags_nl80211(flags_or);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005634 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
5635 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005636
Hai Shalom899fcc72020-10-19 14:38:18 -07005637 return send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005638fail:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005639 nlmsg_free(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005640 return -ENOBUFS;
5641}
5642
5643
Hai Shalom81f62d82019-07-22 12:10:00 -07005644static int driver_nl80211_sta_set_airtime_weight(void *priv, const u8 *addr,
5645 unsigned int weight)
5646{
5647 struct i802_bss *bss = priv;
5648 struct nl_msg *msg;
5649
5650 wpa_printf(MSG_DEBUG,
5651 "nl80211: Set STA airtime weight - ifname=%s addr=" MACSTR
5652 " weight=%u", bss->ifname, MAC2STR(addr), weight);
5653
5654 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5655 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
5656 nla_put_u16(msg, NL80211_ATTR_AIRTIME_WEIGHT, weight))
5657 goto fail;
5658
Hai Shalom899fcc72020-10-19 14:38:18 -07005659 return send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
Hai Shalom81f62d82019-07-22 12:10:00 -07005660fail:
5661 nlmsg_free(msg);
5662 return -ENOBUFS;
5663}
5664
5665
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005666static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
5667 struct wpa_driver_associate_params *params)
5668{
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08005669 enum nl80211_iftype nlmode, old_mode;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005670
5671 if (params->p2p) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005672 wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
5673 "group (GO)");
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08005674 nlmode = NL80211_IFTYPE_P2P_GO;
5675 } else
5676 nlmode = NL80211_IFTYPE_AP;
5677
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08005678 old_mode = drv->nlmode;
Dmitry Shmidtcce06662013-11-04 18:44:24 -08005679 if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08005680 nl80211_remove_monitor_interface(drv);
5681 return -1;
5682 }
5683
Dmitry Shmidt203eadb2015-03-05 14:16:04 -08005684 if (params->freq.freq &&
5685 nl80211_set_channel(drv->first_bss, &params->freq, 0)) {
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08005686 if (old_mode != nlmode)
Dmitry Shmidtcce06662013-11-04 18:44:24 -08005687 wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005688 nl80211_remove_monitor_interface(drv);
5689 return -1;
5690 }
5691
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005692 return 0;
5693}
5694
5695
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005696static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
5697 int reset_mode)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005698{
5699 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005700 int ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005701
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005702 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
Hai Shalomb755a2a2020-04-23 21:49:02 -07005703 ret = send_and_recv_msgs_owner(drv, msg,
5704 get_connect_handle(drv->first_bss), 1,
Hai Shalom899fcc72020-10-19 14:38:18 -07005705 NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005706 if (ret) {
5707 wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
5708 "(%s)", ret, strerror(-ret));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005709 } else {
5710 wpa_printf(MSG_DEBUG,
5711 "nl80211: Leave IBSS request sent successfully");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005712 }
5713
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005714 if (reset_mode &&
5715 wpa_driver_nl80211_set_mode(drv->first_bss,
Dmitry Shmidt56052862013-10-04 10:23:25 -07005716 NL80211_IFTYPE_STATION)) {
5717 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
5718 "station mode");
5719 }
5720
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005721 return ret;
5722}
5723
5724
Dmitry Shmidt2f74e362015-01-21 13:19:05 -08005725static int nl80211_ht_vht_overrides(struct nl_msg *msg,
5726 struct wpa_driver_associate_params *params)
5727{
5728 if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT))
5729 return -1;
5730
5731 if (params->htcaps && params->htcaps_mask) {
5732 int sz = sizeof(struct ieee80211_ht_capabilities);
5733 wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
5734 wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
5735 params->htcaps_mask, sz);
5736 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz,
5737 params->htcaps) ||
5738 nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
5739 params->htcaps_mask))
5740 return -1;
5741 }
5742
5743#ifdef CONFIG_VHT_OVERRIDES
5744 if (params->disable_vht) {
5745 wpa_printf(MSG_DEBUG, " * VHT disabled");
5746 if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT))
5747 return -1;
5748 }
5749
5750 if (params->vhtcaps && params->vhtcaps_mask) {
5751 int sz = sizeof(struct ieee80211_vht_capabilities);
5752 wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
5753 wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
5754 params->vhtcaps_mask, sz);
5755 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz,
5756 params->vhtcaps) ||
5757 nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
5758 params->vhtcaps_mask))
5759 return -1;
5760 }
5761#endif /* CONFIG_VHT_OVERRIDES */
5762
5763 return 0;
5764}
5765
5766
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005767static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
5768 struct wpa_driver_associate_params *params)
5769{
5770 struct nl_msg *msg;
5771 int ret = -1;
5772 int count = 0;
5773
5774 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
5775
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -07005776 if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, &params->freq)) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005777 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
5778 "IBSS mode");
5779 return -1;
5780 }
5781
5782retry:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005783 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) ||
5784 params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
5785 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005786
Hai Shalom74f70d42019-02-11 14:42:39 -08005787 wpa_printf(MSG_DEBUG, " * SSID=%s",
5788 wpa_ssid_txt(params->ssid, params->ssid_len));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005789 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
5790 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005791 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
5792 drv->ssid_len = params->ssid_len;
5793
Dmitry Shmidtff787d52015-01-12 13:01:47 -08005794 if (nl80211_put_freq_params(msg, &params->freq) < 0 ||
5795 nl80211_put_beacon_int(msg, params->beacon_int))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005796 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005797
5798 ret = nl80211_set_conn_keys(params, msg);
5799 if (ret)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005800 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005801
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08005802 if (params->bssid && params->fixed_bssid) {
5803 wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
5804 MAC2STR(params->bssid));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005805 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
5806 goto fail;
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08005807 }
5808
Dmitry Shmidt7f656022015-02-25 14:36:37 -08005809 if (params->fixed_freq) {
5810 wpa_printf(MSG_DEBUG, " * fixed_freq");
5811 if (nla_put_flag(msg, NL80211_ATTR_FREQ_FIXED))
5812 goto fail;
5813 }
5814
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08005815 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
5816 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
5817 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
5818 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08005819 wpa_printf(MSG_DEBUG, " * control port");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005820 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
5821 goto fail;
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08005822 }
5823
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005824 if (params->wpa_ie) {
5825 wpa_hexdump(MSG_DEBUG,
5826 " * Extra IEs for Beacon/Probe Response frames",
5827 params->wpa_ie, params->wpa_ie_len);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005828 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
5829 params->wpa_ie))
5830 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005831 }
5832
Dmitry Shmidt1d6bf422016-01-19 15:51:35 -08005833 ret = nl80211_ht_vht_overrides(msg, params);
5834 if (ret < 0)
5835 goto fail;
Dmitry Shmidt2f74e362015-01-21 13:19:05 -08005836
Hai Shalomb755a2a2020-04-23 21:49:02 -07005837 ret = send_and_recv_msgs_owner(drv, msg,
5838 get_connect_handle(drv->first_bss), 1,
Hai Shalom899fcc72020-10-19 14:38:18 -07005839 NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005840 msg = NULL;
5841 if (ret) {
5842 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
5843 ret, strerror(-ret));
5844 count++;
5845 if (ret == -EALREADY && count == 1) {
5846 wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
5847 "forced leave");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005848 nl80211_leave_ibss(drv, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005849 nlmsg_free(msg);
5850 goto retry;
5851 }
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005852 } else {
5853 wpa_printf(MSG_DEBUG,
5854 "nl80211: Join IBSS request sent successfully");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005855 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005856
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005857fail:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005858 nlmsg_free(msg);
5859 return ret;
5860}
5861
5862
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07005863static int nl80211_put_fils_connect_params(struct wpa_driver_nl80211_data *drv,
5864 struct wpa_driver_associate_params *params,
5865 struct nl_msg *msg)
5866{
5867 if (params->fils_erp_username_len) {
5868 wpa_hexdump_ascii(MSG_DEBUG, " * FILS ERP EMSKname/username",
5869 params->fils_erp_username,
5870 params->fils_erp_username_len);
5871 if (nla_put(msg, NL80211_ATTR_FILS_ERP_USERNAME,
5872 params->fils_erp_username_len,
5873 params->fils_erp_username))
5874 return -1;
5875 }
5876
5877 if (params->fils_erp_realm_len) {
5878 wpa_hexdump_ascii(MSG_DEBUG, " * FILS ERP Realm",
5879 params->fils_erp_realm,
5880 params->fils_erp_realm_len);
5881 if (nla_put(msg, NL80211_ATTR_FILS_ERP_REALM,
5882 params->fils_erp_realm_len, params->fils_erp_realm))
5883 return -1;
5884 }
5885
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07005886 if (params->fils_erp_rrk_len) {
Vinita S. Maloo3a5b4412020-05-19 17:43:22 +05305887 wpa_printf(MSG_DEBUG, " * FILS ERP next seq %u",
5888 params->fils_erp_next_seq_num);
5889 if (nla_put_u16(msg, NL80211_ATTR_FILS_ERP_NEXT_SEQ_NUM,
5890 params->fils_erp_next_seq_num))
5891 return -1;
5892
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07005893 wpa_printf(MSG_DEBUG, " * FILS ERP rRK (len=%lu)",
5894 (unsigned long) params->fils_erp_rrk_len);
5895 if (nla_put(msg, NL80211_ATTR_FILS_ERP_RRK,
5896 params->fils_erp_rrk_len, params->fils_erp_rrk))
5897 return -1;
5898 }
5899
5900 return 0;
5901}
5902
5903
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08005904static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
5905 struct wpa_driver_associate_params *params,
5906 struct nl_msg *msg)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005907{
Paul Stewart092955c2017-02-06 09:13:09 -08005908 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
5909 return -1;
5910
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005911 if (params->bssid) {
5912 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
5913 MAC2STR(params->bssid));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005914 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
5915 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005916 }
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08005917
Dmitry Shmidt96be6222014-02-13 10:16:51 -08005918 if (params->bssid_hint) {
5919 wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
5920 MAC2STR(params->bssid_hint));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005921 if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
5922 params->bssid_hint))
5923 return -1;
Dmitry Shmidt96be6222014-02-13 10:16:51 -08005924 }
5925
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -07005926 if (params->freq.freq) {
5927 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005928 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
5929 params->freq.freq))
5930 return -1;
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -07005931 drv->assoc_freq = params->freq.freq;
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07005932 } else
5933 drv->assoc_freq = 0;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08005934
Dmitry Shmidt96be6222014-02-13 10:16:51 -08005935 if (params->freq_hint) {
5936 wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005937 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
5938 params->freq_hint))
5939 return -1;
Dmitry Shmidt96be6222014-02-13 10:16:51 -08005940 }
5941
Hai Shalomc3565922019-10-28 11:58:20 -07005942 if (params->freq.edmg.channels && params->freq.edmg.bw_config) {
5943 wpa_printf(MSG_DEBUG,
5944 " * EDMG configuration: channels=0x%x bw_config=%d",
5945 params->freq.edmg.channels,
5946 params->freq.edmg.bw_config);
5947 if (nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_CHANNELS,
5948 params->freq.edmg.channels) ||
5949 nla_put_u8(msg, NL80211_ATTR_WIPHY_EDMG_BW_CONFIG,
5950 params->freq.edmg.bw_config))
5951 return -1;
5952 }
5953
Dmitry Shmidt04949592012-07-19 12:16:46 -07005954 if (params->bg_scan_period >= 0) {
5955 wpa_printf(MSG_DEBUG, " * bg scan period=%d",
5956 params->bg_scan_period);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005957 if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
5958 params->bg_scan_period))
5959 return -1;
Dmitry Shmidt04949592012-07-19 12:16:46 -07005960 }
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08005961
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005962 if (params->ssid) {
Hai Shalom74f70d42019-02-11 14:42:39 -08005963 wpa_printf(MSG_DEBUG, " * SSID=%s",
5964 wpa_ssid_txt(params->ssid, params->ssid_len));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005965 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
5966 params->ssid))
5967 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005968 if (params->ssid_len > sizeof(drv->ssid))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005969 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005970 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
5971 drv->ssid_len = params->ssid_len;
5972 }
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08005973
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005974 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005975 if (params->wpa_ie &&
5976 nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
5977 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07005978
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08005979 if (params->wpa_proto) {
5980 enum nl80211_wpa_versions ver = 0;
5981
5982 if (params->wpa_proto & WPA_PROTO_WPA)
5983 ver |= NL80211_WPA_VERSION_1;
5984 if (params->wpa_proto & WPA_PROTO_RSN)
5985 ver |= NL80211_WPA_VERSION_2;
5986
5987 wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005988 if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
5989 return -1;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08005990 }
5991
5992 if (params->pairwise_suite != WPA_CIPHER_NONE) {
5993 u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
5994 wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08005995 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
5996 cipher))
5997 return -1;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08005998 }
5999
Dmitry Shmidtf21452a2014-02-26 10:55:25 -08006000 if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
6001 !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
6002 /*
6003 * This is likely to work even though many drivers do not
6004 * advertise support for operations without GTK.
6005 */
6006 wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
6007 } else if (params->group_suite != WPA_CIPHER_NONE) {
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006008 u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
6009 wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006010 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher))
6011 return -1;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006012 }
6013
6014 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
6015 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
6016 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
6017 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
Dmitry Shmidt15907092014-03-25 10:42:57 -07006018 params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
Dmitry Shmidt3c57b3f2014-05-22 15:13:07 -07006019 params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
6020 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006021 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
Hai Shalom021b0b52019-04-10 11:17:58 -07006022 params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
6023 params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE ||
Dmitry Shmidt807291d2015-01-27 13:40:23 -08006024 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B ||
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006025 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192 ||
Hai Shalom021b0b52019-04-10 11:17:58 -07006026 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X_SHA384 ||
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006027 params->key_mgmt_suite == WPA_KEY_MGMT_FILS_SHA256 ||
6028 params->key_mgmt_suite == WPA_KEY_MGMT_FILS_SHA384 ||
6029 params->key_mgmt_suite == WPA_KEY_MGMT_FT_FILS_SHA256 ||
Roshan Pius3a1667e2018-07-03 15:17:14 -07006030 params->key_mgmt_suite == WPA_KEY_MGMT_FT_FILS_SHA384 ||
6031 params->key_mgmt_suite == WPA_KEY_MGMT_OWE ||
6032 params->key_mgmt_suite == WPA_KEY_MGMT_DPP) {
Paul Stewart092955c2017-02-06 09:13:09 -08006033 int mgmt = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006034
6035 switch (params->key_mgmt_suite) {
6036 case WPA_KEY_MGMT_CCKM:
Paul Stewart092955c2017-02-06 09:13:09 -08006037 mgmt = RSN_AUTH_KEY_MGMT_CCKM;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006038 break;
6039 case WPA_KEY_MGMT_IEEE8021X:
Paul Stewart092955c2017-02-06 09:13:09 -08006040 mgmt = RSN_AUTH_KEY_MGMT_UNSPEC_802_1X;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006041 break;
6042 case WPA_KEY_MGMT_FT_IEEE8021X:
Paul Stewart092955c2017-02-06 09:13:09 -08006043 mgmt = RSN_AUTH_KEY_MGMT_FT_802_1X;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006044 break;
6045 case WPA_KEY_MGMT_FT_PSK:
Paul Stewart092955c2017-02-06 09:13:09 -08006046 mgmt = RSN_AUTH_KEY_MGMT_FT_PSK;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006047 break;
Dmitry Shmidt3c57b3f2014-05-22 15:13:07 -07006048 case WPA_KEY_MGMT_IEEE8021X_SHA256:
Paul Stewart092955c2017-02-06 09:13:09 -08006049 mgmt = RSN_AUTH_KEY_MGMT_802_1X_SHA256;
Dmitry Shmidt3c57b3f2014-05-22 15:13:07 -07006050 break;
6051 case WPA_KEY_MGMT_PSK_SHA256:
Paul Stewart092955c2017-02-06 09:13:09 -08006052 mgmt = RSN_AUTH_KEY_MGMT_PSK_SHA256;
Dmitry Shmidt3c57b3f2014-05-22 15:13:07 -07006053 break;
Dmitry Shmidt15907092014-03-25 10:42:57 -07006054 case WPA_KEY_MGMT_OSEN:
Paul Stewart092955c2017-02-06 09:13:09 -08006055 mgmt = RSN_AUTH_KEY_MGMT_OSEN;
Dmitry Shmidt15907092014-03-25 10:42:57 -07006056 break;
Hai Shalom021b0b52019-04-10 11:17:58 -07006057 case WPA_KEY_MGMT_SAE:
6058 mgmt = RSN_AUTH_KEY_MGMT_SAE;
6059 break;
6060 case WPA_KEY_MGMT_FT_SAE:
6061 mgmt = RSN_AUTH_KEY_MGMT_FT_SAE;
6062 break;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006063 case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
Paul Stewart092955c2017-02-06 09:13:09 -08006064 mgmt = RSN_AUTH_KEY_MGMT_802_1X_SUITE_B;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006065 break;
Dmitry Shmidt807291d2015-01-27 13:40:23 -08006066 case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192:
Paul Stewart092955c2017-02-06 09:13:09 -08006067 mgmt = RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192;
Dmitry Shmidt807291d2015-01-27 13:40:23 -08006068 break;
Hai Shalom021b0b52019-04-10 11:17:58 -07006069 case WPA_KEY_MGMT_FT_IEEE8021X_SHA384:
6070 mgmt = RSN_AUTH_KEY_MGMT_FT_802_1X_SHA384;
6071 break;
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006072 case WPA_KEY_MGMT_FILS_SHA256:
6073 mgmt = RSN_AUTH_KEY_MGMT_FILS_SHA256;
6074 break;
6075 case WPA_KEY_MGMT_FILS_SHA384:
6076 mgmt = RSN_AUTH_KEY_MGMT_FILS_SHA384;
6077 break;
6078 case WPA_KEY_MGMT_FT_FILS_SHA256:
6079 mgmt = RSN_AUTH_KEY_MGMT_FT_FILS_SHA256;
6080 break;
6081 case WPA_KEY_MGMT_FT_FILS_SHA384:
6082 mgmt = RSN_AUTH_KEY_MGMT_FT_FILS_SHA384;
6083 break;
Roshan Pius3a1667e2018-07-03 15:17:14 -07006084 case WPA_KEY_MGMT_OWE:
6085 mgmt = RSN_AUTH_KEY_MGMT_OWE;
6086 break;
6087 case WPA_KEY_MGMT_DPP:
6088 mgmt = RSN_AUTH_KEY_MGMT_DPP;
6089 break;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006090 case WPA_KEY_MGMT_PSK:
6091 default:
Paul Stewart092955c2017-02-06 09:13:09 -08006092 mgmt = RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006093 break;
6094 }
Dmitry Shmidt15907092014-03-25 10:42:57 -07006095 wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006096 if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
6097 return -1;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006098 }
6099
Hai Shalomc3565922019-10-28 11:58:20 -07006100 if (params->req_handshake_offload &&
Hai Shalom74f70d42019-02-11 14:42:39 -08006101 (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X)) {
6102 wpa_printf(MSG_DEBUG, " * WANT_1X_4WAY_HS");
6103 if (nla_put_flag(msg, NL80211_ATTR_WANT_1X_4WAY_HS))
6104 return -1;
6105 }
6106
Roshan Pius3a1667e2018-07-03 15:17:14 -07006107 /* Add PSK in case of 4-way handshake offload */
6108 if (params->psk &&
Hai Shalom74f70d42019-02-11 14:42:39 -08006109 (drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK)) {
Roshan Pius3a1667e2018-07-03 15:17:14 -07006110 wpa_hexdump_key(MSG_DEBUG, " * PSK", params->psk, 32);
6111 if (nla_put(msg, NL80211_ATTR_PMK, 32, params->psk))
6112 return -1;
6113 }
6114
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006115 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
6116 return -1;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006117
Dmitry Shmidtd13095b2016-08-22 14:02:19 -07006118 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
6119 (params->pairwise_suite == WPA_CIPHER_NONE ||
6120 params->pairwise_suite == WPA_CIPHER_WEP104 ||
6121 params->pairwise_suite == WPA_CIPHER_WEP40) &&
6122 (nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
6123 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
6124 return -1;
6125
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006126 if (params->rrm_used) {
6127 u32 drv_rrm_flags = drv->capa.rrm_flags;
Dmitry Shmidt849734c2016-05-27 09:59:01 -07006128 if ((!((drv_rrm_flags &
6129 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) &&
6130 (drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) &&
6131 !(drv_rrm_flags & WPA_DRIVER_FLAGS_SUPPORT_RRM)) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006132 nla_put_flag(msg, NL80211_ATTR_USE_RRM))
6133 return -1;
6134 }
6135
Dmitry Shmidt2f74e362015-01-21 13:19:05 -08006136 if (nl80211_ht_vht_overrides(msg, params) < 0)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006137 return -1;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006138
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006139 if (params->p2p)
6140 wpa_printf(MSG_DEBUG, " * P2P group");
6141
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08006142 if (params->pbss) {
6143 wpa_printf(MSG_DEBUG, " * PBSS");
6144 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
6145 return -1;
6146 }
6147
Dmitry Shmidte4663042016-04-04 10:07:49 -07006148 drv->connect_reassoc = 0;
6149 if (params->prev_bssid) {
6150 wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
6151 MAC2STR(params->prev_bssid));
6152 if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
6153 params->prev_bssid))
6154 return -1;
6155 drv->connect_reassoc = 1;
6156 }
6157
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006158 if ((params->auth_alg & WPA_AUTH_ALG_FILS) &&
6159 nl80211_put_fils_connect_params(drv, params, msg) != 0)
6160 return -1;
6161
Hai Shalomc3565922019-10-28 11:58:20 -07006162 if ((params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
6163 params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE) &&
Roshan Pius3a1667e2018-07-03 15:17:14 -07006164 (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) &&
6165 nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT))
6166 return -1;
6167
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006168 return 0;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006169}
6170
6171
6172static int wpa_driver_nl80211_try_connect(
6173 struct wpa_driver_nl80211_data *drv,
Roshan Pius3a1667e2018-07-03 15:17:14 -07006174 struct wpa_driver_associate_params *params,
Hai Shalomfdcde762020-04-02 11:19:20 -07006175 struct nl_sock *nl_connect)
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006176{
6177 struct nl_msg *msg;
6178 enum nl80211_auth_type type;
6179 int ret;
6180 int algs;
6181
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08006182#ifdef CONFIG_DRIVER_NL80211_QCA
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006183 if (params->req_key_mgmt_offload && params->psk &&
6184 (params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
6185 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
6186 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) {
6187 wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK");
6188 ret = issue_key_mgmt_set_key(drv, params->psk, 32);
6189 if (ret)
6190 return ret;
6191 }
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08006192#endif /* CONFIG_DRIVER_NL80211_QCA */
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006193
6194 wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
6195 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006196 if (!msg)
6197 return -1;
6198
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006199 ret = nl80211_connect_common(drv, params, msg);
6200 if (ret)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006201 goto fail;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006202
Roshan Pius3a1667e2018-07-03 15:17:14 -07006203 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
6204 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
6205 goto fail;
6206
6207 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_OPTIONAL &&
6208 (drv->capa.flags & WPA_DRIVER_FLAGS_MFP_OPTIONAL) &&
6209 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_OPTIONAL))
6210 goto fail;
6211
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006212 algs = 0;
6213 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
6214 algs++;
6215 if (params->auth_alg & WPA_AUTH_ALG_SHARED)
6216 algs++;
6217 if (params->auth_alg & WPA_AUTH_ALG_LEAP)
6218 algs++;
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006219 if (params->auth_alg & WPA_AUTH_ALG_FILS)
6220 algs++;
Roshan Pius3a1667e2018-07-03 15:17:14 -07006221 if (params->auth_alg & WPA_AUTH_ALG_FT)
6222 algs++;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006223 if (algs > 1) {
6224 wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
6225 "selection");
6226 goto skip_auth_type;
6227 }
6228
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006229 type = get_nl_auth_type(params->auth_alg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006230 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006231 if (type == NL80211_AUTHTYPE_MAX ||
6232 nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006233 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006234
6235skip_auth_type:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006236 ret = nl80211_set_conn_keys(params, msg);
6237 if (ret)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006238 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006239
Hai Shalomb755a2a2020-04-23 21:49:02 -07006240 ret = send_and_recv_msgs_owner(drv, msg, nl_connect, 1, NULL,
Hai Shalom899fcc72020-10-19 14:38:18 -07006241 (void *) -1, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006242 msg = NULL;
6243 if (ret) {
6244 wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
6245 "(%s)", ret, strerror(-ret));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006246 } else {
6247 wpa_printf(MSG_DEBUG,
6248 "nl80211: Connect request send successfully");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006249 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006250
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006251fail:
Hai Shalom74f70d42019-02-11 14:42:39 -08006252 nl80211_nlmsg_clear(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006253 nlmsg_free(msg);
6254 return ret;
6255
6256}
6257
6258
Dmitry Shmidtd5e49232012-12-03 15:08:10 -08006259static int wpa_driver_nl80211_connect(
6260 struct wpa_driver_nl80211_data *drv,
Roshan Pius3a1667e2018-07-03 15:17:14 -07006261 struct wpa_driver_associate_params *params,
Hai Shalomfdcde762020-04-02 11:19:20 -07006262 struct nl_sock *nl_connect)
Dmitry Shmidtd5e49232012-12-03 15:08:10 -08006263{
Jithu Jancea7c60b42014-12-03 18:54:40 +05306264 int ret;
6265
6266 /* Store the connection attempted bssid for future use */
6267 if (params->bssid)
6268 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
6269 else
6270 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
6271
Roshan Pius3a1667e2018-07-03 15:17:14 -07006272 ret = wpa_driver_nl80211_try_connect(drv, params, nl_connect);
Dmitry Shmidtd5e49232012-12-03 15:08:10 -08006273 if (ret == -EALREADY) {
6274 /*
6275 * cfg80211 does not currently accept new connections if
6276 * we are already connected. As a workaround, force
6277 * disconnection and try again.
6278 */
6279 wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
6280 "disconnecting before reassociation "
6281 "attempt");
6282 if (wpa_driver_nl80211_disconnect(
Hai Shalom74f70d42019-02-11 14:42:39 -08006283 drv, WLAN_REASON_PREV_AUTH_NOT_VALID, nl_connect))
Dmitry Shmidtd5e49232012-12-03 15:08:10 -08006284 return -1;
Roshan Pius3a1667e2018-07-03 15:17:14 -07006285 ret = wpa_driver_nl80211_try_connect(drv, params, nl_connect);
Dmitry Shmidtd5e49232012-12-03 15:08:10 -08006286 }
6287 return ret;
6288}
6289
6290
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006291static int wpa_driver_nl80211_associate(
6292 void *priv, struct wpa_driver_associate_params *params)
6293{
6294 struct i802_bss *bss = priv;
6295 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006296 int ret = -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006297 struct nl_msg *msg;
6298
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006299 nl80211_unmask_11b_rates(bss);
6300
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006301 if (params->mode == IEEE80211_MODE_AP)
6302 return wpa_driver_nl80211_ap(drv, params);
6303
6304 if (params->mode == IEEE80211_MODE_IBSS)
6305 return wpa_driver_nl80211_ibss(drv, params);
6306
6307 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006308 enum nl80211_iftype nlmode = params->p2p ?
6309 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
6310
6311 if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006312 return -1;
Hai Shalomc3565922019-10-28 11:58:20 -07006313 if (params->key_mgmt_suite == WPA_KEY_MGMT_SAE ||
Hai Shalomb755a2a2020-04-23 21:49:02 -07006314 params->key_mgmt_suite == WPA_KEY_MGMT_FT_SAE)
Hai Shalom74f70d42019-02-11 14:42:39 -08006315 bss->use_nl_connect = 1;
Hai Shalomb755a2a2020-04-23 21:49:02 -07006316 else
Hai Shalom74f70d42019-02-11 14:42:39 -08006317 bss->use_nl_connect = 0;
Hai Shalom74f70d42019-02-11 14:42:39 -08006318
Hai Shalomb755a2a2020-04-23 21:49:02 -07006319 return wpa_driver_nl80211_connect(drv, params,
6320 get_connect_handle(bss));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006321 }
6322
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07006323 nl80211_mark_disconnected(drv);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006324
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006325 wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
6326 drv->ifindex);
6327 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006328 if (!msg)
6329 return -1;
6330
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006331 ret = nl80211_connect_common(drv, params, msg);
6332 if (ret)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006333 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006334
Roshan Pius3a1667e2018-07-03 15:17:14 -07006335 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
6336 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
6337 goto fail;
6338
Dmitry Shmidt9839ecd2016-11-07 11:05:47 -08006339 if (params->fils_kek) {
6340 wpa_printf(MSG_DEBUG, " * FILS KEK (len=%u)",
6341 (unsigned int) params->fils_kek_len);
6342 if (nla_put(msg, NL80211_ATTR_FILS_KEK, params->fils_kek_len,
6343 params->fils_kek))
6344 goto fail;
6345 }
6346 if (params->fils_nonces) {
6347 wpa_hexdump(MSG_DEBUG, " * FILS nonces (for AAD)",
6348 params->fils_nonces,
6349 params->fils_nonces_len);
6350 if (nla_put(msg, NL80211_ATTR_FILS_NONCES,
6351 params->fils_nonces_len, params->fils_nonces))
6352 goto fail;
6353 }
6354
Hai Shalomb755a2a2020-04-23 21:49:02 -07006355 ret = send_and_recv_msgs_owner(drv, msg,
6356 get_connect_handle(drv->first_bss), 1,
Hai Shalom899fcc72020-10-19 14:38:18 -07006357 NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006358 msg = NULL;
6359 if (ret) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006360 wpa_dbg(drv->ctx, MSG_DEBUG,
6361 "nl80211: MLME command failed (assoc): ret=%d (%s)",
6362 ret, strerror(-ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006363 nl80211_dump_scan(drv);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006364 } else {
6365 wpa_printf(MSG_DEBUG,
6366 "nl80211: Association request send successfully");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006367 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006368
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006369fail:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006370 nlmsg_free(msg);
6371 return ret;
6372}
6373
6374
6375static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006376 int ifindex, enum nl80211_iftype mode)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006377{
6378 struct nl_msg *msg;
6379 int ret = -ENOBUFS;
6380
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006381 wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
6382 ifindex, mode, nl80211_iftype_str(mode));
6383
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006384 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
6385 if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
6386 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006387
Hai Shalom899fcc72020-10-19 14:38:18 -07006388 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006389 msg = NULL;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006390 if (!ret)
6391 return 0;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006392fail:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006393 nlmsg_free(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006394 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
6395 " %d (%s)", ifindex, mode, ret, strerror(-ret));
6396 return ret;
6397}
6398
6399
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006400static int wpa_driver_nl80211_set_mode_impl(
6401 struct i802_bss *bss,
6402 enum nl80211_iftype nlmode,
6403 struct hostapd_freq_params *desired_freq_params)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006404{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006405 struct wpa_driver_nl80211_data *drv = bss->drv;
6406 int ret = -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006407 int i;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006408 int was_ap = is_ap_interface(drv->nlmode);
6409 int res;
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006410 int mode_switch_res;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006411
Dmitry Shmidtd5ab1b52016-06-21 12:38:41 -07006412 if (TEST_FAIL())
6413 return -1;
6414
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006415 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
6416 if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
6417 mode_switch_res = 0;
Dmitry Shmidt34af3062013-07-11 10:46:32 -07006418
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006419 if (mode_switch_res == 0) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006420 drv->nlmode = nlmode;
6421 ret = 0;
6422 goto done;
6423 }
6424
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006425 if (mode_switch_res == -ENODEV)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006426 return -1;
6427
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006428 if (nlmode == drv->nlmode) {
6429 wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
6430 "requested mode - ignore error");
6431 ret = 0;
6432 goto done; /* Already in the requested mode */
6433 }
6434
6435 /* mac80211 doesn't allow mode changes while the device is up, so
6436 * take the device down, try to set the mode again, and bring the
6437 * device back up.
6438 */
6439 wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
6440 "interface down");
6441 for (i = 0; i < 10; i++) {
Dmitry Shmidt34af3062013-07-11 10:46:32 -07006442 res = i802_set_iface_flags(bss, 0);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006443 if (res == -EACCES || res == -ENODEV)
6444 break;
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006445 if (res != 0) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006446 wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
6447 "interface down");
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006448 os_sleep(0, 100000);
6449 continue;
6450 }
6451
6452 /*
6453 * Setting the mode will fail for some drivers if the phy is
6454 * on a frequency that the mode is disallowed in.
6455 */
6456 if (desired_freq_params) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006457 res = nl80211_set_channel(bss, desired_freq_params, 0);
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006458 if (res) {
6459 wpa_printf(MSG_DEBUG,
6460 "nl80211: Failed to set frequency on interface");
6461 }
6462 }
6463
Hai Shalom4fbc08f2020-05-18 12:37:00 -07006464 if (i == 0 && was_ap && !is_ap_interface(nlmode) &&
6465 bss->brname[0] &&
6466 (bss->added_if_into_bridge || bss->already_in_bridge)) {
6467 wpa_printf(MSG_DEBUG,
6468 "nl80211: Remove AP interface %s temporarily from the bridge %s to allow its mode to be set to STATION",
6469 bss->ifname, bss->brname);
6470 if (linux_br_del_if(drv->global->ioctl_sock,
6471 bss->brname, bss->ifname) < 0)
6472 wpa_printf(MSG_INFO,
6473 "nl80211: Failed to remove interface %s from bridge %s: %s",
6474 bss->ifname, bss->brname,
6475 strerror(errno));
6476 }
6477
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006478 /* Try to set the mode again while the interface is down */
6479 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
6480 if (mode_switch_res == -EBUSY) {
6481 wpa_printf(MSG_DEBUG,
6482 "nl80211: Delaying mode set while interface going down");
6483 os_sleep(0, 100000);
6484 continue;
6485 }
6486 ret = mode_switch_res;
6487 break;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006488 }
6489
6490 if (!ret) {
6491 wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
6492 "interface is down");
6493 drv->nlmode = nlmode;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006494 drv->ignore_if_down_event = 1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006495 }
6496
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006497 /* Bring the interface back up */
6498 res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
6499 if (res != 0) {
6500 wpa_printf(MSG_DEBUG,
6501 "nl80211: Failed to set interface up after switching mode");
6502 ret = -1;
6503 }
6504
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006505done:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006506 if (ret) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006507 wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
6508 "from %d failed", nlmode, drv->nlmode);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006509 return ret;
6510 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006511
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006512 if (is_p2p_net_interface(nlmode)) {
6513 wpa_printf(MSG_DEBUG,
6514 "nl80211: Interface %s mode change to P2P - disable 11b rates",
6515 bss->ifname);
Dmitry Shmidt61d9df32012-08-29 16:22:06 -07006516 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006517 } else if (drv->disabled_11b_rates) {
6518 wpa_printf(MSG_DEBUG,
6519 "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
6520 bss->ifname);
Dmitry Shmidt61d9df32012-08-29 16:22:06 -07006521 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006522 }
Dmitry Shmidt61d9df32012-08-29 16:22:06 -07006523
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006524 if (is_ap_interface(nlmode)) {
6525 nl80211_mgmt_unsubscribe(bss, "start AP");
6526 /* Setup additional AP mode functionality if needed */
6527 if (nl80211_setup_ap(bss))
6528 return -1;
6529 } else if (was_ap) {
6530 /* Remove additional AP mode functionality */
6531 nl80211_teardown_ap(bss);
6532 } else {
6533 nl80211_mgmt_unsubscribe(bss, "mode change");
6534 }
6535
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006536 if (is_mesh_interface(nlmode) &&
6537 nl80211_mgmt_subscribe_mesh(bss))
6538 return -1;
6539
Dmitry Shmidt04949592012-07-19 12:16:46 -07006540 if (!bss->in_deinit && !is_ap_interface(nlmode) &&
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006541 !is_mesh_interface(nlmode) &&
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006542 nl80211_mgmt_subscribe_non_ap(bss) < 0)
6543 wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
6544 "frame processing - ignore for now");
6545
6546 return 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006547}
6548
6549
Hai Shalom4fbc08f2020-05-18 12:37:00 -07006550void nl80211_restore_ap_mode(struct i802_bss *bss)
6551{
6552 struct wpa_driver_nl80211_data *drv = bss->drv;
6553 int was_ap = is_ap_interface(drv->nlmode);
6554
6555 wpa_driver_nl80211_set_mode(bss, drv->ap_scan_as_station);
6556 if (!was_ap && is_ap_interface(drv->ap_scan_as_station) &&
6557 bss->brname[0] &&
6558 (bss->added_if_into_bridge || bss->already_in_bridge)) {
6559 wpa_printf(MSG_DEBUG,
6560 "nl80211: Add AP interface %s back into the bridge %s",
6561 bss->ifname, bss->brname);
6562 if (linux_br_add_if(drv->global->ioctl_sock, bss->brname,
6563 bss->ifname) < 0) {
6564 wpa_printf(MSG_WARNING,
6565 "nl80211: Failed to add interface %s into bridge %s: %s",
6566 bss->ifname, bss->brname, strerror(errno));
6567 }
6568 }
6569 drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
6570}
6571
6572
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006573int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
6574 enum nl80211_iftype nlmode)
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006575{
6576 return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
6577}
6578
6579
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -07006580static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
6581 struct hostapd_freq_params *freq)
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006582{
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006583 return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -07006584 freq);
Dmitry Shmidtd30ac602014-06-30 09:54:22 -07006585}
6586
6587
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006588static int wpa_driver_nl80211_get_capa(void *priv,
6589 struct wpa_driver_capa *capa)
6590{
6591 struct i802_bss *bss = priv;
6592 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidtd11f0192014-03-24 12:09:47 -07006593
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006594 if (!drv->has_capability)
6595 return -1;
6596 os_memcpy(capa, &drv->capa, sizeof(*capa));
Dmitry Shmidt444d5672013-04-01 13:08:44 -07006597 if (drv->extended_capa && drv->extended_capa_mask) {
6598 capa->extended_capa = drv->extended_capa;
6599 capa->extended_capa_mask = drv->extended_capa_mask;
6600 capa->extended_capa_len = drv->extended_capa_len;
6601 }
Dmitry Shmidt34af3062013-07-11 10:46:32 -07006602
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006603 return 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006604}
6605
6606
6607static int wpa_driver_nl80211_set_operstate(void *priv, int state)
6608{
6609 struct i802_bss *bss = priv;
6610 struct wpa_driver_nl80211_data *drv = bss->drv;
6611
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006612 wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
6613 bss->ifname, drv->operstate, state,
6614 state ? "UP" : "DORMANT");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006615 drv->operstate = state;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006616 return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006617 state ? IF_OPER_UP : IF_OPER_DORMANT);
6618}
6619
6620
6621static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
6622{
6623 struct i802_bss *bss = priv;
6624 struct wpa_driver_nl80211_data *drv = bss->drv;
6625 struct nl_msg *msg;
6626 struct nl80211_sta_flag_update upd;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006627 int ret;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006628
6629 if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
6630 wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
6631 return 0;
6632 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006633
Dmitry Shmidt8bae4132013-06-06 11:25:10 -07006634 wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
6635 MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
6636
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006637 os_memset(&upd, 0, sizeof(upd));
6638 upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
6639 if (authorized)
6640 upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006641
6642 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
6643 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) ||
6644 nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) {
6645 nlmsg_free(msg);
6646 return -ENOBUFS;
6647 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006648
Hai Shalom899fcc72020-10-19 14:38:18 -07006649 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006650 if (!ret)
6651 return 0;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08006652 wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
6653 ret, strerror(-ret));
6654 return ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006655}
6656
6657
Jouni Malinen75ecf522011-06-27 15:19:46 -07006658/* Set kernel driver on given frequency (MHz) */
6659static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006660{
Jouni Malinen75ecf522011-06-27 15:19:46 -07006661 struct i802_bss *bss = priv;
Dmitry Shmidt7832adb2014-04-29 10:53:02 -07006662 return nl80211_set_channel(bss, freq, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006663}
6664
6665
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006666static inline int min_int(int a, int b)
6667{
6668 if (a < b)
6669 return a;
6670 return b;
6671}
6672
6673
6674static int get_key_handler(struct nl_msg *msg, void *arg)
6675{
6676 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6677 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6678
6679 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6680 genlmsg_attrlen(gnlh, 0), NULL);
6681
6682 /*
6683 * TODO: validate the key index and mac address!
6684 * Otherwise, there's a race condition as soon as
6685 * the kernel starts sending key notifications.
6686 */
6687
6688 if (tb[NL80211_ATTR_KEY_SEQ])
6689 memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
6690 min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
Hai Shalom021b0b52019-04-10 11:17:58 -07006691 nl80211_nlmsg_clear(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006692 return NL_SKIP;
6693}
6694
6695
6696static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
6697 int idx, u8 *seq)
6698{
6699 struct i802_bss *bss = priv;
6700 struct wpa_driver_nl80211_data *drv = bss->drv;
6701 struct nl_msg *msg;
6702
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006703 msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0,
6704 NL80211_CMD_GET_KEY);
6705 if (!msg ||
6706 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
6707 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) {
6708 nlmsg_free(msg);
6709 return -ENOBUFS;
6710 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006711
6712 memset(seq, 0, 6);
6713
Hai Shalom899fcc72020-10-19 14:38:18 -07006714 return send_and_recv_msgs(drv, msg, get_key_handler, seq, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006715}
6716
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006717
6718static int i802_set_rts(void *priv, int rts)
6719{
6720 struct i802_bss *bss = priv;
6721 struct wpa_driver_nl80211_data *drv = bss->drv;
6722 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006723 int ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006724 u32 val;
6725
Hai Shalom021b0b52019-04-10 11:17:58 -07006726 if (rts >= 2347 || rts == -1)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006727 val = (u32) -1;
6728 else
6729 val = rts;
6730
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006731 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
6732 nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) {
6733 nlmsg_free(msg);
6734 return -ENOBUFS;
6735 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006736
Hai Shalom899fcc72020-10-19 14:38:18 -07006737 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006738 if (!ret)
6739 return 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006740 wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
6741 "%d (%s)", rts, ret, strerror(-ret));
6742 return ret;
6743}
6744
6745
6746static int i802_set_frag(void *priv, int frag)
6747{
6748 struct i802_bss *bss = priv;
6749 struct wpa_driver_nl80211_data *drv = bss->drv;
6750 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006751 int ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006752 u32 val;
6753
Hai Shalom021b0b52019-04-10 11:17:58 -07006754 if (frag >= 2346 || frag == -1)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006755 val = (u32) -1;
6756 else
6757 val = frag;
6758
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006759 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
6760 nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) {
6761 nlmsg_free(msg);
6762 return -ENOBUFS;
6763 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006764
Hai Shalom899fcc72020-10-19 14:38:18 -07006765 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006766 if (!ret)
6767 return 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006768 wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
6769 "%d: %d (%s)", frag, ret, strerror(-ret));
6770 return ret;
6771}
6772
6773
6774static int i802_flush(void *priv)
6775{
6776 struct i802_bss *bss = priv;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006777 struct nl_msg *msg;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006778 int res;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006779
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07006780 wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
6781 bss->ifname);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006782
6783 /*
6784 * XXX: FIX! this needs to flush all VLANs too
6785 */
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006786 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION);
Hai Shalom899fcc72020-10-19 14:38:18 -07006787 res = send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08006788 if (res) {
6789 wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
6790 "(%s)", res, strerror(-res));
6791 }
6792 return res;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006793}
6794
6795
Hai Shalom81f62d82019-07-22 12:10:00 -07006796static void get_sta_tid_stats(struct hostap_sta_driver_data *data,
6797 struct nlattr *attr)
6798{
6799 struct nlattr *tid_stats[NL80211_TID_STATS_MAX + 1], *tidattr;
6800 struct nlattr *txq_stats[NL80211_TXQ_STATS_MAX + 1];
6801 static struct nla_policy txq_stats_policy[NL80211_TXQ_STATS_MAX + 1] = {
6802 [NL80211_TXQ_STATS_BACKLOG_BYTES] = { .type = NLA_U32 },
6803 [NL80211_TXQ_STATS_BACKLOG_PACKETS] = { .type = NLA_U32 },
6804 };
6805 int rem;
6806
6807 nla_for_each_nested(tidattr, attr, rem) {
6808 if (nla_parse_nested(tid_stats, NL80211_TID_STATS_MAX,
6809 tidattr, NULL) != 0 ||
6810 !tid_stats[NL80211_TID_STATS_TXQ_STATS] ||
6811 nla_parse_nested(txq_stats, NL80211_TXQ_STATS_MAX,
6812 tid_stats[NL80211_TID_STATS_TXQ_STATS],
6813 txq_stats_policy) != 0)
6814 continue;
6815 /* sum the backlogs over all TIDs for station */
6816 if (txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES])
6817 data->backlog_bytes += nla_get_u32(
6818 txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES]);
6819 if (txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS])
6820 data->backlog_bytes += nla_get_u32(
6821 txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS]);
6822 }
6823}
6824
6825
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006826static int get_sta_handler(struct nl_msg *msg, void *arg)
6827{
6828 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6829 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6830 struct hostap_sta_driver_data *data = arg;
6831 struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
6832 static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
6833 [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
6834 [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
6835 [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
6836 [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
6837 [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
Jouni Malinen1e6c57f2012-09-05 17:07:03 +03006838 [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08006839 [NL80211_STA_INFO_RX_BYTES64] = { .type = NLA_U64 },
6840 [NL80211_STA_INFO_TX_BYTES64] = { .type = NLA_U64 },
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006841 [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
Roshan Pius3a1667e2018-07-03 15:17:14 -07006842 [NL80211_STA_INFO_ACK_SIGNAL] = { .type = NLA_U8 },
Hai Shalom81f62d82019-07-22 12:10:00 -07006843 [NL80211_STA_INFO_RX_DURATION] = { .type = NLA_U64 },
6844 [NL80211_STA_INFO_TX_DURATION] = { .type = NLA_U64 },
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006845 };
6846 struct nlattr *rate[NL80211_RATE_INFO_MAX + 1];
6847 static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
6848 [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
6849 [NL80211_RATE_INFO_BITRATE32] = { .type = NLA_U32 },
6850 [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
6851 [NL80211_RATE_INFO_VHT_MCS] = { .type = NLA_U8 },
6852 [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
6853 [NL80211_RATE_INFO_VHT_NSS] = { .type = NLA_U8 },
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006854 };
6855
6856 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6857 genlmsg_attrlen(gnlh, 0), NULL);
6858
6859 /*
6860 * TODO: validate the interface and mac address!
6861 * Otherwise, there's a race condition as soon as
6862 * the kernel starts sending station notifications.
6863 */
6864
6865 if (!tb[NL80211_ATTR_STA_INFO]) {
6866 wpa_printf(MSG_DEBUG, "sta stats missing!");
6867 return NL_SKIP;
6868 }
6869 if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
6870 tb[NL80211_ATTR_STA_INFO],
6871 stats_policy)) {
6872 wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
6873 return NL_SKIP;
6874 }
6875
6876 if (stats[NL80211_STA_INFO_INACTIVE_TIME])
6877 data->inactive_msec =
6878 nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08006879 /* For backwards compatibility, fetch the 32-bit counters first. */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006880 if (stats[NL80211_STA_INFO_RX_BYTES])
6881 data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
6882 if (stats[NL80211_STA_INFO_TX_BYTES])
6883 data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08006884 if (stats[NL80211_STA_INFO_RX_BYTES64] &&
6885 stats[NL80211_STA_INFO_TX_BYTES64]) {
6886 /*
6887 * The driver supports 64-bit counters, so use them to override
6888 * the 32-bit values.
6889 */
6890 data->rx_bytes =
6891 nla_get_u64(stats[NL80211_STA_INFO_RX_BYTES64]);
6892 data->tx_bytes =
6893 nla_get_u64(stats[NL80211_STA_INFO_TX_BYTES64]);
6894 data->bytes_64bit = 1;
6895 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006896 if (stats[NL80211_STA_INFO_RX_PACKETS])
6897 data->rx_packets =
6898 nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
6899 if (stats[NL80211_STA_INFO_TX_PACKETS])
6900 data->tx_packets =
6901 nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
Hai Shalom81f62d82019-07-22 12:10:00 -07006902 if (stats[NL80211_STA_INFO_RX_DURATION])
6903 data->rx_airtime =
6904 nla_get_u64(stats[NL80211_STA_INFO_RX_DURATION]);
6905 if (stats[NL80211_STA_INFO_TX_DURATION])
6906 data->tx_airtime =
6907 nla_get_u64(stats[NL80211_STA_INFO_TX_DURATION]);
Jouni Malinen1e6c57f2012-09-05 17:07:03 +03006908 if (stats[NL80211_STA_INFO_TX_FAILED])
6909 data->tx_retry_failed =
6910 nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006911 if (stats[NL80211_STA_INFO_SIGNAL])
6912 data->signal = nla_get_u8(stats[NL80211_STA_INFO_SIGNAL]);
Roshan Pius3a1667e2018-07-03 15:17:14 -07006913 if (stats[NL80211_STA_INFO_ACK_SIGNAL]) {
6914 data->last_ack_rssi =
6915 nla_get_u8(stats[NL80211_STA_INFO_ACK_SIGNAL]);
6916 data->flags |= STA_DRV_DATA_LAST_ACK_RSSI;
6917 }
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07006918
6919 if (stats[NL80211_STA_INFO_TX_BITRATE] &&
6920 nla_parse_nested(rate, NL80211_RATE_INFO_MAX,
6921 stats[NL80211_STA_INFO_TX_BITRATE],
6922 rate_policy) == 0) {
6923 if (rate[NL80211_RATE_INFO_BITRATE32])
6924 data->current_tx_rate =
6925 nla_get_u32(rate[NL80211_RATE_INFO_BITRATE32]);
6926 else if (rate[NL80211_RATE_INFO_BITRATE])
6927 data->current_tx_rate =
6928 nla_get_u16(rate[NL80211_RATE_INFO_BITRATE]);
6929
6930 if (rate[NL80211_RATE_INFO_MCS]) {
6931 data->tx_mcs = nla_get_u8(rate[NL80211_RATE_INFO_MCS]);
6932 data->flags |= STA_DRV_DATA_TX_MCS;
6933 }
6934 if (rate[NL80211_RATE_INFO_VHT_MCS]) {
6935 data->tx_vhtmcs =
6936 nla_get_u8(rate[NL80211_RATE_INFO_VHT_MCS]);
6937 data->flags |= STA_DRV_DATA_TX_VHT_MCS;
6938 }
6939 if (rate[NL80211_RATE_INFO_SHORT_GI])
6940 data->flags |= STA_DRV_DATA_TX_SHORT_GI;
6941 if (rate[NL80211_RATE_INFO_VHT_NSS]) {
6942 data->tx_vht_nss =
6943 nla_get_u8(rate[NL80211_RATE_INFO_VHT_NSS]);
6944 data->flags |= STA_DRV_DATA_TX_VHT_NSS;
6945 }
6946 }
6947
6948 if (stats[NL80211_STA_INFO_RX_BITRATE] &&
6949 nla_parse_nested(rate, NL80211_RATE_INFO_MAX,
6950 stats[NL80211_STA_INFO_RX_BITRATE],
6951 rate_policy) == 0) {
6952 if (rate[NL80211_RATE_INFO_BITRATE32])
6953 data->current_rx_rate =
6954 nla_get_u32(rate[NL80211_RATE_INFO_BITRATE32]);
6955 else if (rate[NL80211_RATE_INFO_BITRATE])
6956 data->current_rx_rate =
6957 nla_get_u16(rate[NL80211_RATE_INFO_BITRATE]);
6958
6959 if (rate[NL80211_RATE_INFO_MCS]) {
6960 data->rx_mcs =
6961 nla_get_u8(rate[NL80211_RATE_INFO_MCS]);
6962 data->flags |= STA_DRV_DATA_RX_MCS;
6963 }
6964 if (rate[NL80211_RATE_INFO_VHT_MCS]) {
6965 data->rx_vhtmcs =
6966 nla_get_u8(rate[NL80211_RATE_INFO_VHT_MCS]);
6967 data->flags |= STA_DRV_DATA_RX_VHT_MCS;
6968 }
6969 if (rate[NL80211_RATE_INFO_SHORT_GI])
6970 data->flags |= STA_DRV_DATA_RX_SHORT_GI;
6971 if (rate[NL80211_RATE_INFO_VHT_NSS]) {
6972 data->rx_vht_nss =
6973 nla_get_u8(rate[NL80211_RATE_INFO_VHT_NSS]);
6974 data->flags |= STA_DRV_DATA_RX_VHT_NSS;
6975 }
6976 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006977
Hai Shalom81f62d82019-07-22 12:10:00 -07006978 if (stats[NL80211_STA_INFO_TID_STATS])
6979 get_sta_tid_stats(data, stats[NL80211_STA_INFO_TID_STATS]);
6980
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006981 return NL_SKIP;
6982}
6983
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08006984static int i802_read_sta_data(struct i802_bss *bss,
6985 struct hostap_sta_driver_data *data,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006986 const u8 *addr)
6987{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006988 struct nl_msg *msg;
6989
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08006990 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) ||
6991 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
6992 nlmsg_free(msg);
6993 return -ENOBUFS;
6994 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006995
Hai Shalom899fcc72020-10-19 14:38:18 -07006996 return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data,
6997 NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07006998}
6999
7000
7001static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
7002 int cw_min, int cw_max, int burst_time)
7003{
7004 struct i802_bss *bss = priv;
7005 struct wpa_driver_nl80211_data *drv = bss->drv;
7006 struct nl_msg *msg;
7007 struct nlattr *txq, *params;
Hai Shalom74f70d42019-02-11 14:42:39 -08007008 int res;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007009
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007010 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007011 if (!msg)
7012 return -1;
7013
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007014 txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
7015 if (!txq)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007016 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007017
7018 /* We are only sending parameters for a single TXQ at a time */
7019 params = nla_nest_start(msg, 1);
7020 if (!params)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007021 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007022
7023 switch (queue) {
7024 case 0:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007025 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO))
7026 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007027 break;
7028 case 1:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007029 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI))
7030 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007031 break;
7032 case 2:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007033 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE))
7034 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007035 break;
7036 case 3:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007037 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK))
7038 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007039 break;
7040 }
7041 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
7042 * 32 usec, so need to convert the value here. */
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007043 if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP,
7044 (burst_time * 100 + 16) / 32) ||
7045 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) ||
7046 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) ||
7047 nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs))
7048 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007049
7050 nla_nest_end(msg, params);
7051
7052 nla_nest_end(msg, txq);
7053
Hai Shalom899fcc72020-10-19 14:38:18 -07007054 res = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Hai Shalom74f70d42019-02-11 14:42:39 -08007055 wpa_printf(MSG_DEBUG,
7056 "nl80211: TX queue param set: queue=%d aifs=%d cw_min=%d cw_max=%d burst_time=%d --> res=%d",
7057 queue, aifs, cw_min, cw_max, burst_time, res);
7058 if (res == 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007059 return 0;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007060 msg = NULL;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007061fail:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007062 nlmsg_free(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007063 return -1;
7064}
7065
7066
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08007067static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007068 const char *ifname, int vlan_id)
7069{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007070 struct wpa_driver_nl80211_data *drv = bss->drv;
7071 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007072 int ret;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007073
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007074 wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
7075 ", ifname=%s[%d], vlan_id=%d)",
7076 bss->ifname, if_nametoindex(bss->ifname),
7077 MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007078 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
7079 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
Hai Shalom899fcc72020-10-19 14:38:18 -07007080 (vlan_id && (drv->capa.flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD) &&
Hai Shalomfdcde762020-04-02 11:19:20 -07007081 nla_put_u16(msg, NL80211_ATTR_VLAN_ID, vlan_id)) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007082 nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
7083 nlmsg_free(msg);
7084 return -ENOBUFS;
7085 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007086
Hai Shalom899fcc72020-10-19 14:38:18 -07007087 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007088 if (ret < 0) {
7089 wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
7090 MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
7091 MAC2STR(addr), ifname, vlan_id, ret,
7092 strerror(-ret));
7093 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007094 return ret;
7095}
7096
7097
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007098static int i802_get_inact_sec(void *priv, const u8 *addr)
7099{
7100 struct hostap_sta_driver_data data;
7101 int ret;
7102
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08007103 os_memset(&data, 0, sizeof(data));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007104 data.inactive_msec = (unsigned long) -1;
7105 ret = i802_read_sta_data(priv, &data, addr);
Dmitry Shmidt2f74e362015-01-21 13:19:05 -08007106 if (ret == -ENOENT)
7107 return -ENOENT;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007108 if (ret || data.inactive_msec == (unsigned long) -1)
7109 return -1;
7110 return data.inactive_msec / 1000;
7111}
7112
7113
7114static int i802_sta_clear_stats(void *priv, const u8 *addr)
7115{
7116#if 0
7117 /* TODO */
7118#endif
7119 return 0;
7120}
7121
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007122
7123static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
Hai Shalom81f62d82019-07-22 12:10:00 -07007124 u16 reason)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007125{
7126 struct i802_bss *bss = priv;
Dmitry Shmidt04949592012-07-19 12:16:46 -07007127 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007128 struct ieee80211_mgmt mgmt;
Dmitry Shmidt29333592017-01-09 12:27:11 -08007129 u8 channel;
7130
7131 if (ieee80211_freq_to_chan(bss->freq, &channel) ==
7132 HOSTAPD_MODE_IEEE80211AD) {
7133 /* Deauthentication is not used in DMG/IEEE 802.11ad;
7134 * disassociate the STA instead. */
7135 return i802_sta_disassoc(priv, own_addr, addr, reason);
7136 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007137
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007138 if (is_mesh_interface(drv->nlmode))
7139 return -1;
7140
Dmitry Shmidt04949592012-07-19 12:16:46 -07007141 if (drv->device_ap_sme)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007142 return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason);
Dmitry Shmidt04949592012-07-19 12:16:46 -07007143
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007144 memset(&mgmt, 0, sizeof(mgmt));
7145 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
7146 WLAN_FC_STYPE_DEAUTH);
7147 memcpy(mgmt.da, addr, ETH_ALEN);
7148 memcpy(mgmt.sa, own_addr, ETH_ALEN);
7149 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
7150 mgmt.u.deauth.reason_code = host_to_le16(reason);
7151 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
7152 IEEE80211_HDRLEN +
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08007153 sizeof(mgmt.u.deauth), 0, 0, 0, 0,
Hai Shalomfdcde762020-04-02 11:19:20 -07007154 0, NULL, 0, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007155}
7156
7157
7158static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
Hai Shalom81f62d82019-07-22 12:10:00 -07007159 u16 reason)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007160{
7161 struct i802_bss *bss = priv;
Dmitry Shmidt04949592012-07-19 12:16:46 -07007162 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007163 struct ieee80211_mgmt mgmt;
7164
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007165 if (is_mesh_interface(drv->nlmode))
7166 return -1;
7167
Dmitry Shmidt04949592012-07-19 12:16:46 -07007168 if (drv->device_ap_sme)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007169 return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason);
Dmitry Shmidt04949592012-07-19 12:16:46 -07007170
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007171 memset(&mgmt, 0, sizeof(mgmt));
7172 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
7173 WLAN_FC_STYPE_DISASSOC);
7174 memcpy(mgmt.da, addr, ETH_ALEN);
7175 memcpy(mgmt.sa, own_addr, ETH_ALEN);
7176 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
7177 mgmt.u.disassoc.reason_code = host_to_le16(reason);
7178 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
7179 IEEE80211_HDRLEN +
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08007180 sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
Hai Shalomfdcde762020-04-02 11:19:20 -07007181 0, NULL, 0, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007182}
7183
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007184
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07007185static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
7186{
7187 char buf[200], *pos, *end;
7188 int i, res;
7189
7190 pos = buf;
7191 end = pos + sizeof(buf);
7192
7193 for (i = 0; i < drv->num_if_indices; i++) {
Hai Shalom81f62d82019-07-22 12:10:00 -07007194 if (!drv->if_indices[i].ifindex)
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07007195 continue;
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007196 res = os_snprintf(pos, end - pos, " %d(%d)",
Hai Shalom81f62d82019-07-22 12:10:00 -07007197 drv->if_indices[i].ifindex,
7198 drv->if_indices[i].reason);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007199 if (os_snprintf_error(end - pos, res))
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07007200 break;
7201 pos += res;
7202 }
7203 *pos = '\0';
7204
7205 wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
7206 drv->num_if_indices, buf);
7207}
7208
7209
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007210static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
7211 int ifidx_reason)
Jouni Malinen75ecf522011-06-27 15:19:46 -07007212{
7213 int i;
Hai Shalom81f62d82019-07-22 12:10:00 -07007214 struct drv_nl80211_if_info *old;
Jouni Malinen75ecf522011-06-27 15:19:46 -07007215
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007216 wpa_printf(MSG_DEBUG,
7217 "nl80211: Add own interface ifindex %d (ifidx_reason %d)",
7218 ifidx, ifidx_reason);
7219 if (have_ifidx(drv, ifidx, ifidx_reason)) {
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07007220 wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
7221 ifidx);
7222 return;
7223 }
Jouni Malinen75ecf522011-06-27 15:19:46 -07007224 for (i = 0; i < drv->num_if_indices; i++) {
Hai Shalom81f62d82019-07-22 12:10:00 -07007225 if (drv->if_indices[i].ifindex == 0) {
7226 drv->if_indices[i].ifindex = ifidx;
7227 drv->if_indices[i].reason = ifidx_reason;
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07007228 dump_ifidx(drv);
Jouni Malinen75ecf522011-06-27 15:19:46 -07007229 return;
7230 }
7231 }
7232
7233 if (drv->if_indices != drv->default_if_indices)
7234 old = drv->if_indices;
7235 else
7236 old = NULL;
7237
Dmitry Shmidt61d9df32012-08-29 16:22:06 -07007238 drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
Hai Shalom81f62d82019-07-22 12:10:00 -07007239 sizeof(*old));
Jouni Malinen75ecf522011-06-27 15:19:46 -07007240 if (!drv->if_indices) {
7241 if (!old)
7242 drv->if_indices = drv->default_if_indices;
7243 else
7244 drv->if_indices = old;
7245 wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
7246 "interfaces");
7247 wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
7248 return;
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007249 }
7250 if (!old)
Jouni Malinen75ecf522011-06-27 15:19:46 -07007251 os_memcpy(drv->if_indices, drv->default_if_indices,
7252 sizeof(drv->default_if_indices));
Hai Shalom81f62d82019-07-22 12:10:00 -07007253 drv->if_indices[drv->num_if_indices].ifindex = ifidx;
7254 drv->if_indices[drv->num_if_indices].reason = ifidx_reason;
Jouni Malinen75ecf522011-06-27 15:19:46 -07007255 drv->num_if_indices++;
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07007256 dump_ifidx(drv);
Jouni Malinen75ecf522011-06-27 15:19:46 -07007257}
7258
7259
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007260static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
7261 int ifidx_reason)
Jouni Malinen75ecf522011-06-27 15:19:46 -07007262{
7263 int i;
7264
7265 for (i = 0; i < drv->num_if_indices; i++) {
Hai Shalom81f62d82019-07-22 12:10:00 -07007266 if ((drv->if_indices[i].ifindex == ifidx ||
7267 ifidx == IFIDX_ANY) &&
7268 (drv->if_indices[i].reason == ifidx_reason ||
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007269 ifidx_reason == IFIDX_ANY)) {
Hai Shalom81f62d82019-07-22 12:10:00 -07007270 drv->if_indices[i].ifindex = 0;
7271 drv->if_indices[i].reason = 0;
Jouni Malinen75ecf522011-06-27 15:19:46 -07007272 break;
7273 }
7274 }
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07007275 dump_ifidx(drv);
Jouni Malinen75ecf522011-06-27 15:19:46 -07007276}
7277
7278
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007279static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
7280 int ifidx_reason)
Jouni Malinen75ecf522011-06-27 15:19:46 -07007281{
7282 int i;
7283
7284 for (i = 0; i < drv->num_if_indices; i++)
Hai Shalom81f62d82019-07-22 12:10:00 -07007285 if (drv->if_indices[i].ifindex == ifidx &&
7286 (drv->if_indices[i].reason == ifidx_reason ||
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007287 ifidx_reason == IFIDX_ANY))
Jouni Malinen75ecf522011-06-27 15:19:46 -07007288 return 1;
7289
7290 return 0;
7291}
7292
7293
7294static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
Dmitry Shmidt7832adb2014-04-29 10:53:02 -07007295 const char *bridge_ifname, char *ifname_wds)
Jouni Malinen75ecf522011-06-27 15:19:46 -07007296{
7297 struct i802_bss *bss = priv;
7298 struct wpa_driver_nl80211_data *drv = bss->drv;
7299 char name[IFNAMSIZ + 1];
Roshan Pius3a1667e2018-07-03 15:17:14 -07007300 union wpa_event_data event;
Hai Shalom39ba6fc2019-01-22 12:40:38 -08007301 int ret;
Jouni Malinen75ecf522011-06-27 15:19:46 -07007302
Hai Shalom39ba6fc2019-01-22 12:40:38 -08007303 ret = os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
7304 if (ret >= (int) sizeof(name))
7305 wpa_printf(MSG_WARNING,
7306 "nl80211: WDS interface name was truncated");
7307 else if (ret < 0)
7308 return ret;
7309
Dmitry Shmidtc2ebb4b2013-07-24 12:57:51 -07007310 if (ifname_wds)
7311 os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
7312
Jouni Malinen75ecf522011-06-27 15:19:46 -07007313 wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
7314 " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
7315 if (val) {
7316 if (!if_nametoindex(name)) {
7317 if (nl80211_create_iface(drv, name,
7318 NL80211_IFTYPE_AP_VLAN,
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007319 bss->addr, 1, NULL, NULL, 0) <
7320 0)
Jouni Malinen75ecf522011-06-27 15:19:46 -07007321 return -1;
7322 if (bridge_ifname &&
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007323 linux_br_add_if(drv->global->ioctl_sock,
7324 bridge_ifname, name) < 0)
Jouni Malinen75ecf522011-06-27 15:19:46 -07007325 return -1;
Roshan Pius3a1667e2018-07-03 15:17:14 -07007326
7327 os_memset(&event, 0, sizeof(event));
7328 event.wds_sta_interface.sta_addr = addr;
7329 event.wds_sta_interface.ifname = name;
7330 event.wds_sta_interface.istatus = INTERFACE_ADDED;
Hai Shalomce48b4a2018-09-05 11:41:35 -07007331 wpa_supplicant_event(bss->ctx,
Roshan Pius3a1667e2018-07-03 15:17:14 -07007332 EVENT_WDS_STA_INTERFACE_STATUS,
7333 &event);
Jouni Malinen75ecf522011-06-27 15:19:46 -07007334 }
Dmitry Shmidt61d9df32012-08-29 16:22:06 -07007335 if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
7336 wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
7337 "interface %s up", name);
7338 }
Jouni Malinen75ecf522011-06-27 15:19:46 -07007339 return i802_set_sta_vlan(priv, addr, name, 0);
7340 } else {
Hai Shalom74f70d42019-02-11 14:42:39 -08007341 if (bridge_ifname &&
7342 linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
7343 name) < 0)
7344 wpa_printf(MSG_INFO,
7345 "nl80211: Failed to remove interface %s from bridge %s: %s",
7346 name, bridge_ifname, strerror(errno));
Dmitry Shmidtaa532512012-09-24 10:35:31 -07007347
Jouni Malinen75ecf522011-06-27 15:19:46 -07007348 i802_set_sta_vlan(priv, addr, bss->ifname, 0);
Dmitry Shmidta38abf92014-03-06 13:38:44 -08007349 nl80211_remove_iface(drv, if_nametoindex(name));
Roshan Pius3a1667e2018-07-03 15:17:14 -07007350 os_memset(&event, 0, sizeof(event));
7351 event.wds_sta_interface.sta_addr = addr;
7352 event.wds_sta_interface.ifname = name;
7353 event.wds_sta_interface.istatus = INTERFACE_REMOVED;
Hai Shalomce48b4a2018-09-05 11:41:35 -07007354 wpa_supplicant_event(bss->ctx, EVENT_WDS_STA_INTERFACE_STATUS,
Roshan Pius3a1667e2018-07-03 15:17:14 -07007355 &event);
Dmitry Shmidta38abf92014-03-06 13:38:44 -08007356 return 0;
Jouni Malinen75ecf522011-06-27 15:19:46 -07007357 }
7358}
7359
7360
7361static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
7362{
7363 struct wpa_driver_nl80211_data *drv = eloop_ctx;
7364 struct sockaddr_ll lladdr;
7365 unsigned char buf[3000];
7366 int len;
7367 socklen_t fromlen = sizeof(lladdr);
7368
7369 len = recvfrom(sock, buf, sizeof(buf), 0,
7370 (struct sockaddr *)&lladdr, &fromlen);
7371 if (len < 0) {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07007372 wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
7373 strerror(errno));
Jouni Malinen75ecf522011-06-27 15:19:46 -07007374 return;
7375 }
7376
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007377 if (have_ifidx(drv, lladdr.sll_ifindex, IFIDX_ANY))
Jouni Malinen75ecf522011-06-27 15:19:46 -07007378 drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
7379}
7380
7381
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007382static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
7383 struct i802_bss *bss,
7384 const char *brname, const char *ifname)
7385{
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007386 int br_ifindex;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007387 char in_br[IFNAMSIZ];
7388
7389 os_strlcpy(bss->brname, brname, IFNAMSIZ);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007390 br_ifindex = if_nametoindex(brname);
7391 if (br_ifindex == 0) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007392 /*
7393 * Bridge was configured, but the bridge device does
7394 * not exist. Try to add it now.
7395 */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007396 if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007397 wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
7398 "bridge interface %s: %s",
7399 brname, strerror(errno));
7400 return -1;
7401 }
7402 bss->added_bridge = 1;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007403 br_ifindex = if_nametoindex(brname);
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007404 add_ifidx(drv, br_ifindex, drv->ifindex);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007405 }
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007406 bss->br_ifindex = br_ifindex;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007407
7408 if (linux_br_get(in_br, ifname) == 0) {
Hai Shalomc9e41a12018-07-31 14:41:42 -07007409 if (os_strcmp(in_br, brname) == 0) {
7410 bss->already_in_bridge = 1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007411 return 0; /* already in the bridge */
Hai Shalomc9e41a12018-07-31 14:41:42 -07007412 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007413
7414 wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
7415 "bridge %s", ifname, in_br);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007416 if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
7417 0) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007418 wpa_printf(MSG_ERROR, "nl80211: Failed to "
7419 "remove interface %s from bridge "
7420 "%s: %s",
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07007421 ifname, in_br, strerror(errno));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007422 return -1;
7423 }
7424 }
7425
7426 wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
7427 ifname, brname);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007428 if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
Ahmed ElArabawy0ff61c52019-12-26 12:38:39 -08007429 wpa_printf(MSG_WARNING,
7430 "nl80211: Failed to add interface %s into bridge %s: %s",
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007431 ifname, brname, strerror(errno));
Ahmed ElArabawy0ff61c52019-12-26 12:38:39 -08007432 /* Try to continue without the interface being in a bridge. This
7433 * may be needed for some cases, e.g., with Open vSwitch, where
7434 * an external component will need to handle bridge
7435 * configuration. */
7436 return 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007437 }
7438 bss->added_if_into_bridge = 1;
7439
7440 return 0;
7441}
7442
7443
7444static void *i802_init(struct hostapd_data *hapd,
7445 struct wpa_init_params *params)
7446{
7447 struct wpa_driver_nl80211_data *drv;
7448 struct i802_bss *bss;
7449 size_t i;
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08007450 char master_ifname[IFNAMSIZ];
7451 int ifindex, br_ifindex = 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007452 int br_added = 0;
7453
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08007454 bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
7455 params->global_priv, 1,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007456 params->bssid, params->driver_params);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007457 if (bss == NULL)
7458 return NULL;
7459
7460 drv = bss->drv;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007461
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08007462 if (linux_br_get(master_ifname, params->ifname) == 0) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007463 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08007464 params->ifname, master_ifname);
7465 br_ifindex = if_nametoindex(master_ifname);
7466 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
7467 } else if ((params->num_bridge == 0 || !params->bridge[0]) &&
7468 linux_master_get(master_ifname, params->ifname) == 0) {
7469 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in master %s",
7470 params->ifname, master_ifname);
7471 /* start listening for EAPOL on the master interface */
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007472 add_ifidx(drv, if_nametoindex(master_ifname), drv->ifindex);
Dmitry Shmidt31a29cc2016-03-09 15:58:17 -08007473
7474 /* check if master itself is under bridge */
7475 if (linux_br_get(master_ifname, master_ifname) == 0) {
7476 wpa_printf(MSG_DEBUG, "nl80211: which is in bridge %s",
7477 master_ifname);
7478 br_ifindex = if_nametoindex(master_ifname);
7479 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
7480 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007481 } else {
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08007482 master_ifname[0] = '\0';
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007483 }
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08007484
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007485 bss->br_ifindex = br_ifindex;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007486
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007487 for (i = 0; i < params->num_bridge; i++) {
7488 if (params->bridge[i]) {
7489 ifindex = if_nametoindex(params->bridge[i]);
7490 if (ifindex)
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007491 add_ifidx(drv, ifindex, drv->ifindex);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007492 if (ifindex == br_ifindex)
7493 br_added = 1;
7494 }
7495 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007496
7497 /* start listening for EAPOL on the default AP interface */
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007498 add_ifidx(drv, drv->ifindex, IFIDX_ANY);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007499
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007500 if (params->num_bridge && params->bridge[0]) {
7501 if (i802_check_bridge(drv, bss, params->bridge[0],
7502 params->ifname) < 0)
7503 goto failed;
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08007504 if (os_strcmp(params->bridge[0], master_ifname) != 0)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007505 br_added = 1;
7506 }
7507
7508 if (!br_added && br_ifindex &&
7509 (params->num_bridge == 0 || !params->bridge[0]))
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007510 add_ifidx(drv, br_ifindex, drv->ifindex);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007511
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07007512#ifdef CONFIG_LIBNL3_ROUTE
Hai Shalomc9e41a12018-07-31 14:41:42 -07007513 if (bss->added_if_into_bridge || bss->already_in_bridge) {
Hai Shalomfdcde762020-04-02 11:19:20 -07007514 int err;
7515
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07007516 drv->rtnl_sk = nl_socket_alloc();
7517 if (drv->rtnl_sk == NULL) {
7518 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
7519 goto failed;
7520 }
7521
Hai Shalomfdcde762020-04-02 11:19:20 -07007522 err = nl_connect(drv->rtnl_sk, NETLINK_ROUTE);
7523 if (err) {
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07007524 wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
Hai Shalomfdcde762020-04-02 11:19:20 -07007525 nl_geterror(err));
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07007526 goto failed;
7527 }
7528 }
7529#endif /* CONFIG_LIBNL3_ROUTE */
7530
Hai Shalomb755a2a2020-04-23 21:49:02 -07007531 if (drv->capa.flags2 & WPA_DRIVER_FLAGS2_CONTROL_PORT_RX) {
7532 wpa_printf(MSG_DEBUG,
7533 "nl80211: Do not open EAPOL RX socket - using control port for RX");
7534 goto skip_eapol_sock;
7535 }
7536
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007537 drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
7538 if (drv->eapol_sock < 0) {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07007539 wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
7540 strerror(errno));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007541 goto failed;
7542 }
7543
7544 if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
7545 {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07007546 wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007547 goto failed;
7548 }
Hai Shalomb755a2a2020-04-23 21:49:02 -07007549skip_eapol_sock:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007550
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007551 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
7552 params->own_addr))
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007553 goto failed;
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07007554 os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007555
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007556 memcpy(bss->addr, params->own_addr, ETH_ALEN);
7557
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007558 return bss;
7559
7560failed:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007561 wpa_driver_nl80211_deinit(bss);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007562 return NULL;
7563}
7564
7565
7566static void i802_deinit(void *priv)
7567{
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08007568 struct i802_bss *bss = priv;
7569 wpa_driver_nl80211_deinit(bss);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007570}
7571
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007572
7573static enum nl80211_iftype wpa_driver_nl80211_if_type(
7574 enum wpa_driver_if_type type)
7575{
7576 switch (type) {
7577 case WPA_IF_STATION:
7578 return NL80211_IFTYPE_STATION;
7579 case WPA_IF_P2P_CLIENT:
7580 case WPA_IF_P2P_GROUP:
7581 return NL80211_IFTYPE_P2P_CLIENT;
7582 case WPA_IF_AP_VLAN:
7583 return NL80211_IFTYPE_AP_VLAN;
7584 case WPA_IF_AP_BSS:
7585 return NL80211_IFTYPE_AP;
7586 case WPA_IF_P2P_GO:
7587 return NL80211_IFTYPE_P2P_GO;
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007588 case WPA_IF_P2P_DEVICE:
7589 return NL80211_IFTYPE_P2P_DEVICE;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007590 case WPA_IF_MESH:
7591 return NL80211_IFTYPE_MESH_POINT;
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08007592 default:
7593 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007594 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007595}
7596
7597
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007598static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
7599{
7600 struct wpa_driver_nl80211_data *drv;
7601 dl_list_for_each(drv, &global->interfaces,
7602 struct wpa_driver_nl80211_data, list) {
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007603 if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007604 return 1;
7605 }
7606 return 0;
7607}
7608
7609
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007610static int nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007611{
7612 unsigned int idx;
7613
7614 if (!drv->global)
7615 return -1;
7616
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007617 os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007618 for (idx = 0; idx < 64; idx++) {
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007619 new_addr[0] = drv->first_bss->addr[0] | 0x02;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007620 new_addr[0] ^= idx << 2;
7621 if (!nl80211_addr_in_use(drv->global, new_addr))
7622 break;
7623 }
7624 if (idx == 64)
7625 return -1;
7626
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007627 wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address "
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007628 MACSTR, MAC2STR(new_addr));
7629
7630 return 0;
7631}
7632
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007633
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007634struct wdev_info {
7635 u64 wdev_id;
7636 int wdev_id_set;
7637 u8 macaddr[ETH_ALEN];
7638};
7639
7640static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
7641{
7642 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7643 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7644 struct wdev_info *wi = arg;
7645
7646 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7647 genlmsg_attrlen(gnlh, 0), NULL);
7648 if (tb[NL80211_ATTR_WDEV]) {
7649 wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
7650 wi->wdev_id_set = 1;
7651 }
7652
7653 if (tb[NL80211_ATTR_MAC])
7654 os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
7655 ETH_ALEN);
7656
7657 return NL_SKIP;
7658}
7659
7660
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007661static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
7662 const char *ifname, const u8 *addr,
7663 void *bss_ctx, void **drv_priv,
7664 char *force_ifname, u8 *if_addr,
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08007665 const char *bridge, int use_existing,
7666 int setup_ap)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007667{
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007668 enum nl80211_iftype nlmode;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007669 struct i802_bss *bss = priv;
7670 struct wpa_driver_nl80211_data *drv = bss->drv;
7671 int ifidx;
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007672 int added = 1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007673
7674 if (addr)
7675 os_memcpy(if_addr, addr, ETH_ALEN);
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007676 nlmode = wpa_driver_nl80211_if_type(type);
7677 if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
7678 struct wdev_info p2pdev_info;
7679
7680 os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
7681 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
7682 0, nl80211_wdev_handler,
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007683 &p2pdev_info, use_existing);
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007684 if (!p2pdev_info.wdev_id_set || ifidx != 0) {
7685 wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
7686 ifname);
7687 return -1;
7688 }
7689
7690 drv->global->if_add_wdevid = p2pdev_info.wdev_id;
7691 drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
7692 if (!is_zero_ether_addr(p2pdev_info.macaddr))
7693 os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
7694 wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
7695 ifname,
7696 (long long unsigned int) p2pdev_info.wdev_id);
7697 } else {
7698 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007699 0, NULL, NULL, use_existing);
7700 if (use_existing && ifidx == -ENFILE) {
7701 added = 0;
7702 ifidx = if_nametoindex(ifname);
7703 } else if (ifidx < 0) {
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007704 return -1;
7705 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007706 }
7707
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007708 if (!addr) {
Dmitry Shmidt1d755d02015-04-28 10:34:29 -07007709 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007710 os_memcpy(if_addr, bss->addr, ETH_ALEN);
7711 else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
Dmitry Shmidt1d755d02015-04-28 10:34:29 -07007712 ifname, if_addr) < 0) {
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007713 if (added)
7714 nl80211_remove_iface(drv, ifidx);
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007715 return -1;
7716 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007717 }
7718
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007719 if (!addr &&
7720 (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
Dmitry Shmidt1d755d02015-04-28 10:34:29 -07007721 type == WPA_IF_P2P_GO || type == WPA_IF_MESH ||
7722 type == WPA_IF_STATION)) {
7723 /* Enforce unique address */
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007724 u8 new_addr[ETH_ALEN];
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007725
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007726 if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007727 new_addr) < 0) {
Dmitry Shmidt71757432014-06-02 13:50:35 -07007728 if (added)
7729 nl80211_remove_iface(drv, ifidx);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007730 return -1;
7731 }
Dmitry Shmidt34af3062013-07-11 10:46:32 -07007732 if (nl80211_addr_in_use(drv->global, new_addr)) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007733 wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
Dmitry Shmidt1d755d02015-04-28 10:34:29 -07007734 "for interface %s type %d", ifname, type);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007735 if (nl80211_vif_addr(drv, new_addr) < 0) {
Dmitry Shmidt71757432014-06-02 13:50:35 -07007736 if (added)
7737 nl80211_remove_iface(drv, ifidx);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007738 return -1;
7739 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007740 if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007741 new_addr) < 0) {
Dmitry Shmidt71757432014-06-02 13:50:35 -07007742 if (added)
7743 nl80211_remove_iface(drv, ifidx);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007744 return -1;
7745 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007746 }
Dmitry Shmidt6e933c12011-09-27 12:29:26 -07007747 os_memcpy(if_addr, new_addr, ETH_ALEN);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007748 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007749
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08007750 if (type == WPA_IF_AP_BSS && setup_ap) {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07007751 struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
7752 if (new_bss == NULL) {
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007753 if (added)
7754 nl80211_remove_iface(drv, ifidx);
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07007755 return -1;
7756 }
7757
7758 if (bridge &&
7759 i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
7760 wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
7761 "interface %s to a bridge %s",
7762 ifname, bridge);
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007763 if (added)
7764 nl80211_remove_iface(drv, ifidx);
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07007765 os_free(new_bss);
7766 return -1;
7767 }
7768
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007769 if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
7770 {
Dmitry Shmidt71757432014-06-02 13:50:35 -07007771 if (added)
7772 nl80211_remove_iface(drv, ifidx);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007773 os_free(new_bss);
7774 return -1;
7775 }
7776 os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007777 os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007778 new_bss->ifindex = ifidx;
7779 new_bss->drv = drv;
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007780 new_bss->next = drv->first_bss->next;
7781 new_bss->freq = drv->first_bss->freq;
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -08007782 new_bss->ctx = bss_ctx;
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007783 new_bss->added_if = added;
7784 drv->first_bss->next = new_bss;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007785 if (drv_priv)
7786 *drv_priv = new_bss;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007787 nl80211_init_bss(new_bss);
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08007788
7789 /* Subscribe management frames for this WPA_IF_AP_BSS */
7790 if (nl80211_setup_ap(new_bss))
7791 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007792 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007793
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007794 if (drv->global)
7795 drv->global->if_add_ifindex = ifidx;
7796
Dmitry Shmidt43cb5782014-06-16 16:23:22 -07007797 /*
7798 * Some virtual interfaces need to process EAPOL packets and events on
7799 * the parent interface. This is used mainly with hostapd.
7800 */
7801 if (ifidx > 0 &&
7802 (drv->hostapd ||
7803 nlmode == NL80211_IFTYPE_AP_VLAN ||
7804 nlmode == NL80211_IFTYPE_WDS ||
7805 nlmode == NL80211_IFTYPE_MONITOR))
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007806 add_ifidx(drv, ifidx, IFIDX_ANY);
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07007807
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007808 return 0;
7809}
7810
7811
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08007812static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007813 enum wpa_driver_if_type type,
7814 const char *ifname)
7815{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007816 struct wpa_driver_nl80211_data *drv = bss->drv;
7817 int ifindex = if_nametoindex(ifname);
7818
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007819 wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
7820 __func__, type, ifname, ifindex, bss->added_if);
Dmitry Shmidt01904cf2013-12-05 11:08:35 -08007821 if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
Dmitry Shmidt051af732013-10-22 13:52:46 -07007822 nl80211_remove_iface(drv, ifindex);
Dmitry Shmidt76cd2cc2014-05-27 12:56:04 -07007823 else if (ifindex > 0 && !bss->added_if) {
7824 struct wpa_driver_nl80211_data *drv2;
7825 dl_list_for_each(drv2, &drv->global->interfaces,
Dmitry Shmidt9c175262016-03-03 10:20:07 -08007826 struct wpa_driver_nl80211_data, list) {
7827 del_ifidx(drv2, ifindex, IFIDX_ANY);
7828 del_ifidx(drv2, IFIDX_ANY, ifindex);
7829 }
Dmitry Shmidt76cd2cc2014-05-27 12:56:04 -07007830 }
Dmitry Shmidtaa532512012-09-24 10:35:31 -07007831
Dmitry Shmidtaa532512012-09-24 10:35:31 -07007832 if (type != WPA_IF_AP_BSS)
7833 return 0;
7834
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007835 if (bss->added_if_into_bridge) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007836 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
7837 bss->ifname) < 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007838 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
7839 "interface %s from bridge %s: %s",
7840 bss->ifname, bss->brname, strerror(errno));
7841 }
7842 if (bss->added_bridge) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007843 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007844 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
7845 "bridge %s: %s",
7846 bss->brname, strerror(errno));
7847 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007848
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007849 if (bss != drv->first_bss) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007850 struct i802_bss *tbss;
7851
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007852 wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
7853 for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007854 if (tbss->next == bss) {
7855 tbss->next = bss->next;
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08007856 /* Unsubscribe management frames */
7857 nl80211_teardown_ap(bss);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007858 nl80211_destroy_bss(bss);
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07007859 if (!bss->added_if)
7860 i802_set_iface_flags(bss, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007861 os_free(bss);
7862 bss = NULL;
7863 break;
7864 }
7865 }
7866 if (bss)
7867 wpa_printf(MSG_INFO, "nl80211: %s - could not find "
7868 "BSS %p in the list", __func__, bss);
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007869 } else {
7870 wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
7871 nl80211_teardown_ap(bss);
7872 if (!bss->added_if && !drv->first_bss->next)
Paul Stewart092955c2017-02-06 09:13:09 -08007873 wpa_driver_nl80211_del_beacon(bss);
Dmitry Shmidtcce06662013-11-04 18:44:24 -08007874 nl80211_destroy_bss(bss);
7875 if (!bss->added_if)
7876 i802_set_iface_flags(bss, 0);
7877 if (drv->first_bss->next) {
7878 drv->first_bss = drv->first_bss->next;
7879 drv->ctx = drv->first_bss->ctx;
7880 os_free(bss);
7881 } else {
7882 wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
7883 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007884 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007885
7886 return 0;
7887}
7888
7889
7890static int cookie_handler(struct nl_msg *msg, void *arg)
7891{
7892 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7893 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7894 u64 *cookie = arg;
7895 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7896 genlmsg_attrlen(gnlh, 0), NULL);
7897 if (tb[NL80211_ATTR_COOKIE])
7898 *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
7899 return NL_SKIP;
7900}
7901
7902
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007903static int nl80211_send_frame_cmd(struct i802_bss *bss,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007904 unsigned int freq, unsigned int wait,
7905 const u8 *buf, size_t buf_len,
Hai Shalomfdcde762020-04-02 11:19:20 -07007906 int save_cookie, int no_cck, int no_ack,
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08007907 int offchanok, const u16 *csa_offs,
7908 size_t csa_offs_len)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007909{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007910 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007911 struct nl_msg *msg;
7912 u64 cookie;
7913 int ret = -1;
7914
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07007915 wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
Dmitry Shmidt04949592012-07-19 12:16:46 -07007916 "no_ack=%d offchanok=%d",
7917 freq, wait, no_cck, no_ack, offchanok);
Dmitry Shmidtc2ebb4b2013-07-24 12:57:51 -07007918 wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007919
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007920 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) ||
7921 (freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
7922 (wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) ||
7923 (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
7924 drv->test_use_roc_tx) &&
7925 nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) ||
7926 (no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) ||
7927 (no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) ||
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08007928 (csa_offs && nla_put(msg, NL80211_ATTR_CSA_C_OFFSETS_TX,
7929 csa_offs_len * sizeof(u16), csa_offs)) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007930 nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
7931 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007932
7933 cookie = 0;
Hai Shalom899fcc72020-10-19 14:38:18 -07007934 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007935 msg = NULL;
7936 if (ret) {
7937 wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
Dmitry Shmidt6e933c12011-09-27 12:29:26 -07007938 "(%s) (freq=%u wait=%u)", ret, strerror(-ret),
7939 freq, wait);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007940 } else {
7941 wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
7942 "cookie 0x%llx", no_ack ? " (no ACK)" : "",
7943 (long long unsigned int) cookie);
7944
Hai Shalomfdcde762020-04-02 11:19:20 -07007945 if (save_cookie)
7946 drv->send_frame_cookie = no_ack ? (u64) -1 : cookie;
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08007947
Hai Shalomfdcde762020-04-02 11:19:20 -07007948 if (drv->num_send_frame_cookies == MAX_SEND_FRAME_COOKIES) {
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08007949 wpa_printf(MSG_DEBUG,
Hai Shalomfdcde762020-04-02 11:19:20 -07007950 "nl80211: Drop oldest pending send frame cookie 0x%llx",
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08007951 (long long unsigned int)
Hai Shalomfdcde762020-04-02 11:19:20 -07007952 drv->send_frame_cookies[0]);
7953 os_memmove(&drv->send_frame_cookies[0],
7954 &drv->send_frame_cookies[1],
7955 (MAX_SEND_FRAME_COOKIES - 1) *
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08007956 sizeof(u64));
Hai Shalomfdcde762020-04-02 11:19:20 -07007957 drv->num_send_frame_cookies--;
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08007958 }
Hai Shalomfdcde762020-04-02 11:19:20 -07007959 drv->send_frame_cookies[drv->num_send_frame_cookies] = cookie;
7960 drv->num_send_frame_cookies++;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007961 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007962
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08007963fail:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007964 nlmsg_free(msg);
7965 return ret;
7966}
7967
7968
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08007969static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
7970 unsigned int freq,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007971 unsigned int wait_time,
7972 const u8 *dst, const u8 *src,
7973 const u8 *bssid,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08007974 const u8 *data, size_t data_len,
7975 int no_cck)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007976{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007977 struct wpa_driver_nl80211_data *drv = bss->drv;
7978 int ret = -1;
7979 u8 *buf;
7980 struct ieee80211_hdr *hdr;
Hai Shalomfdcde762020-04-02 11:19:20 -07007981 int offchanok = 1;
7982
Hai Shalom4fbc08f2020-05-18 12:37:00 -07007983 if (is_ap_interface(drv->nlmode) && (int) freq == bss->freq &&
7984 bss->beacon_set)
Hai Shalomfdcde762020-04-02 11:19:20 -07007985 offchanok = 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007986
7987 wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
Hai Shalomfdcde762020-04-02 11:19:20 -07007988 "freq=%u MHz wait=%d ms no_cck=%d offchanok=%d)",
7989 drv->ifindex, freq, wait_time, no_cck, offchanok);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07007990
7991 buf = os_zalloc(24 + data_len);
7992 if (buf == NULL)
7993 return ret;
7994 os_memcpy(buf + 24, data, data_len);
7995 hdr = (struct ieee80211_hdr *) buf;
7996 hdr->frame_control =
7997 IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
7998 os_memcpy(hdr->addr1, dst, ETH_ALEN);
7999 os_memcpy(hdr->addr2, src, ETH_ALEN);
8000 os_memcpy(hdr->addr3, bssid, ETH_ALEN);
8001
Dmitry Shmidtebd93af2017-02-21 13:40:44 -08008002 if (os_memcmp(bss->addr, src, ETH_ALEN) != 0) {
8003 wpa_printf(MSG_DEBUG, "nl80211: Use random TA " MACSTR,
8004 MAC2STR(src));
8005 os_memcpy(bss->rand_addr, src, ETH_ALEN);
8006 } else {
8007 os_memset(bss->rand_addr, 0, ETH_ALEN);
8008 }
8009
Dmitry Shmidt56052862013-10-04 10:23:25 -07008010 if (is_ap_interface(drv->nlmode) &&
8011 (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
8012 (int) freq == bss->freq || drv->device_ap_sme ||
8013 !drv->use_monitor))
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08008014 ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
Hai Shalomfdcde762020-04-02 11:19:20 -07008015 0, freq, no_cck, offchanok,
8016 wait_time, NULL, 0, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008017 else
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008018 ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008019 24 + data_len,
Hai Shalomfdcde762020-04-02 11:19:20 -07008020 1, no_cck, 0, offchanok, NULL, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008021
8022 os_free(buf);
8023 return ret;
8024}
8025
8026
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08008027static void nl80211_frame_wait_cancel(struct i802_bss *bss, u64 cookie)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008028{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008029 struct wpa_driver_nl80211_data *drv = bss->drv;
8030 struct nl_msg *msg;
8031 int ret;
8032
Dmitry Shmidt2f3b8de2013-03-01 09:32:50 -08008033 wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08008034 (long long unsigned int) cookie);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008035 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08008036 nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie)) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008037 nlmsg_free(msg);
8038 return;
8039 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008040
Hai Shalom899fcc72020-10-19 14:38:18 -07008041 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008042 if (ret)
8043 wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
8044 "(%s)", ret, strerror(-ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008045}
8046
8047
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08008048static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
8049{
8050 struct i802_bss *bss = priv;
8051 struct wpa_driver_nl80211_data *drv = bss->drv;
8052 unsigned int i;
8053 u64 cookie;
8054
8055 /* Cancel the last pending TX cookie */
Hai Shalomfdcde762020-04-02 11:19:20 -07008056 nl80211_frame_wait_cancel(bss, drv->send_frame_cookie);
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08008057
8058 /*
8059 * Cancel the other pending TX cookies, if any. This is needed since
8060 * the driver may keep a list of all pending offchannel TX operations
8061 * and free up the radio only once they have expired or cancelled.
8062 */
Hai Shalomfdcde762020-04-02 11:19:20 -07008063 for (i = drv->num_send_frame_cookies; i > 0; i--) {
8064 cookie = drv->send_frame_cookies[i - 1];
8065 if (cookie != drv->send_frame_cookie)
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08008066 nl80211_frame_wait_cancel(bss, cookie);
8067 }
Hai Shalomfdcde762020-04-02 11:19:20 -07008068 drv->num_send_frame_cookies = 0;
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08008069}
8070
8071
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008072static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
8073 unsigned int duration)
8074{
8075 struct i802_bss *bss = priv;
8076 struct wpa_driver_nl80211_data *drv = bss->drv;
8077 struct nl_msg *msg;
8078 int ret;
8079 u64 cookie;
8080
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008081 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) ||
8082 nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
8083 nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) {
8084 nlmsg_free(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008085 return -1;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008086 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008087
8088 cookie = 0;
Hai Shalom899fcc72020-10-19 14:38:18 -07008089 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008090 if (ret == 0) {
8091 wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
8092 "0x%llx for freq=%u MHz duration=%u",
8093 (long long unsigned int) cookie, freq, duration);
8094 drv->remain_on_chan_cookie = cookie;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008095 drv->pending_remain_on_chan = 1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008096 return 0;
8097 }
8098 wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
8099 "(freq=%d duration=%u): %d (%s)",
8100 freq, duration, ret, strerror(-ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008101 return -1;
8102}
8103
8104
8105static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
8106{
8107 struct i802_bss *bss = priv;
8108 struct wpa_driver_nl80211_data *drv = bss->drv;
8109 struct nl_msg *msg;
8110 int ret;
8111
8112 if (!drv->pending_remain_on_chan) {
8113 wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
8114 "to cancel");
8115 return -1;
8116 }
8117
8118 wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
8119 "0x%llx",
8120 (long long unsigned int) drv->remain_on_chan_cookie);
8121
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008122 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
8123 if (!msg ||
8124 nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) {
8125 nlmsg_free(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008126 return -1;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008127 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008128
Hai Shalom899fcc72020-10-19 14:38:18 -07008129 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008130 if (ret == 0)
8131 return 0;
8132 wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
8133 "%d (%s)", ret, strerror(-ret));
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008134 return -1;
8135}
8136
8137
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08008138static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008139{
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008140 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt6e933c12011-09-27 12:29:26 -07008141
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008142 if (!report) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008143 if (bss->nl_preq && drv->device_ap_sme &&
Dmitry Shmidt03658832014-08-13 11:03:49 -07008144 is_ap_interface(drv->nlmode) && !bss->in_deinit &&
8145 !bss->static_ap) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008146 /*
8147 * Do not disable Probe Request reporting that was
8148 * enabled in nl80211_setup_ap().
8149 */
8150 wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
8151 "Probe Request reporting nl_preq=%p while "
8152 "in AP mode", bss->nl_preq);
8153 } else if (bss->nl_preq) {
8154 wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
8155 "reporting nl_preq=%p", bss->nl_preq);
Roshan Pius3a1667e2018-07-03 15:17:14 -07008156 nl80211_destroy_eloop_handle(&bss->nl_preq, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008157 }
8158 return 0;
8159 }
8160
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008161 if (bss->nl_preq) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008162 wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008163 "already on! nl_preq=%p", bss->nl_preq);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008164 return 0;
8165 }
8166
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008167 bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
8168 if (bss->nl_preq == NULL)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008169 return -1;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008170 wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
8171 "reporting nl_preq=%p", bss->nl_preq);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008172
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008173 if (nl80211_register_frame(bss, bss->nl_preq,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008174 (WLAN_FC_TYPE_MGMT << 2) |
8175 (WLAN_FC_STYPE_PROBE_REQ << 4),
Hai Shalome21d4e82020-04-29 16:34:06 -07008176 NULL, 0, false) < 0)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008177 goto out_err;
Dmitry Shmidt497c1d52011-07-21 15:19:46 -07008178
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07008179 nl80211_register_eloop_read(&bss->nl_preq,
8180 wpa_driver_nl80211_event_receive,
Roshan Pius3a1667e2018-07-03 15:17:14 -07008181 bss->nl_cb, 0);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008182
8183 return 0;
8184
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008185 out_err:
8186 nl_destroy_handles(&bss->nl_preq);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008187 return -1;
8188}
8189
8190
8191static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
8192 int ifindex, int disabled)
8193{
8194 struct nl_msg *msg;
8195 struct nlattr *bands, *band;
8196 int ret;
8197
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008198 wpa_printf(MSG_DEBUG,
8199 "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
8200 ifindex, disabled ? "NL80211_TXRATE_LEGACY=OFDM-only" :
8201 "no NL80211_TXRATE_LEGACY constraint");
8202
8203 msg = nl80211_ifindex_msg(drv, ifindex, 0,
8204 NL80211_CMD_SET_TX_BITRATE_MASK);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008205 if (!msg)
8206 return -1;
8207
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008208 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
8209 if (!bands)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008210 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008211
8212 /*
8213 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
8214 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
8215 * rates. All 5 GHz rates are left enabled.
8216 */
8217 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008218 if (!band ||
8219 (disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8,
8220 "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
8221 goto fail;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008222 nla_nest_end(msg, band);
8223
8224 nla_nest_end(msg, bands);
8225
Hai Shalom899fcc72020-10-19 14:38:18 -07008226 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008227 if (ret) {
8228 wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
8229 "(%s)", ret, strerror(-ret));
Dmitry Shmidt61d9df32012-08-29 16:22:06 -07008230 } else
8231 drv->disabled_11b_rates = disabled;
8232
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008233 return ret;
8234
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008235fail:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008236 nlmsg_free(msg);
8237 return -1;
8238}
8239
8240
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008241static int wpa_driver_nl80211_deinit_ap(void *priv)
8242{
8243 struct i802_bss *bss = priv;
8244 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008245 if (!is_ap_interface(drv->nlmode))
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008246 return -1;
Paul Stewart092955c2017-02-06 09:13:09 -08008247 wpa_driver_nl80211_del_beacon(bss);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008248 bss->beacon_set = 0;
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008249
8250 /*
8251 * If the P2P GO interface was dynamically added, then it is
8252 * possible that the interface change to station is not possible.
8253 */
8254 if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
8255 return 0;
8256
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008257 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008258}
8259
8260
Dmitry Shmidtea69e842013-05-13 14:52:28 -07008261static int wpa_driver_nl80211_stop_ap(void *priv)
8262{
8263 struct i802_bss *bss = priv;
8264 struct wpa_driver_nl80211_data *drv = bss->drv;
8265 if (!is_ap_interface(drv->nlmode))
8266 return -1;
Paul Stewart092955c2017-02-06 09:13:09 -08008267 wpa_driver_nl80211_del_beacon(bss);
Dmitry Shmidtea69e842013-05-13 14:52:28 -07008268 bss->beacon_set = 0;
8269 return 0;
8270}
8271
8272
Dmitry Shmidt04949592012-07-19 12:16:46 -07008273static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
8274{
8275 struct i802_bss *bss = priv;
8276 struct wpa_driver_nl80211_data *drv = bss->drv;
8277 if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
8278 return -1;
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008279
8280 /*
8281 * If the P2P Client interface was dynamically added, then it is
8282 * possible that the interface change to station is not possible.
8283 */
8284 if (bss->if_dynamic)
8285 return 0;
8286
Dmitry Shmidt04949592012-07-19 12:16:46 -07008287 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
8288}
8289
8290
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008291static void wpa_driver_nl80211_resume(void *priv)
8292{
8293 struct i802_bss *bss = priv;
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08008294 enum nl80211_iftype nlmode = nl80211_get_ifmode(bss);
Dmitry Shmidt34af3062013-07-11 10:46:32 -07008295
8296 if (i802_set_iface_flags(bss, 1))
8297 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08008298
8299 if (is_p2p_net_interface(nlmode))
8300 nl80211_disable_11b_rates(bss->drv, bss->drv->ifindex, 1);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008301}
8302
8303
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008304static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
8305{
8306 struct i802_bss *bss = priv;
8307 struct wpa_driver_nl80211_data *drv = bss->drv;
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07008308 struct nl_msg *msg;
8309 struct nlattr *cqm;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008310
8311 wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
8312 "hysteresis=%d", threshold, hysteresis);
8313
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008314 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) ||
8315 !(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) ||
8316 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) ||
8317 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) {
8318 nlmsg_free(msg);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008319 return -1;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008320 }
Dmitry Shmidt8da800a2013-04-24 12:57:01 -07008321 nla_nest_end(msg, cqm);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008322
Hai Shalom899fcc72020-10-19 14:38:18 -07008323 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008324}
8325
8326
Dmitry Shmidt34af3062013-07-11 10:46:32 -07008327static int get_channel_width(struct nl_msg *msg, void *arg)
8328{
8329 struct nlattr *tb[NL80211_ATTR_MAX + 1];
8330 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8331 struct wpa_signal_info *sig_change = arg;
8332
8333 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
8334 genlmsg_attrlen(gnlh, 0), NULL);
8335
8336 sig_change->center_frq1 = -1;
8337 sig_change->center_frq2 = -1;
8338 sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
8339
8340 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
8341 sig_change->chanwidth = convert2width(
8342 nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
8343 if (tb[NL80211_ATTR_CENTER_FREQ1])
8344 sig_change->center_frq1 =
8345 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
8346 if (tb[NL80211_ATTR_CENTER_FREQ2])
8347 sig_change->center_frq2 =
8348 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
8349 }
8350
8351 return NL_SKIP;
8352}
8353
8354
8355static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
8356 struct wpa_signal_info *sig)
8357{
8358 struct nl_msg *msg;
8359
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008360 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
Hai Shalom899fcc72020-10-19 14:38:18 -07008361 return send_and_recv_msgs(drv, msg, get_channel_width, sig, NULL, NULL);
Dmitry Shmidt34af3062013-07-11 10:46:32 -07008362}
8363
8364
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008365static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
8366{
8367 struct i802_bss *bss = priv;
8368 struct wpa_driver_nl80211_data *drv = bss->drv;
8369 int res;
8370
8371 os_memset(si, 0, sizeof(*si));
8372 res = nl80211_get_link_signal(drv, si);
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08008373 if (res) {
8374 if (drv->nlmode != NL80211_IFTYPE_ADHOC &&
8375 drv->nlmode != NL80211_IFTYPE_MESH_POINT)
8376 return res;
8377 si->current_signal = 0;
8378 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008379
Dmitry Shmidt34af3062013-07-11 10:46:32 -07008380 res = nl80211_get_channel_width(drv, si);
8381 if (res != 0)
8382 return res;
8383
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008384 return nl80211_get_link_noise(drv, si);
8385}
8386
8387
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008388static int nl80211_set_param(void *priv, const char *param)
8389{
Dmitry Shmidtaca489e2016-09-28 15:44:14 -07008390 struct i802_bss *bss = priv;
8391 struct wpa_driver_nl80211_data *drv = bss->drv;
8392
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008393 if (param == NULL)
8394 return 0;
Dmitry Shmidt57c2d392016-02-23 13:40:19 -08008395 wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008396
8397#ifdef CONFIG_P2P
8398 if (os_strstr(param, "use_p2p_group_interface=1")) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008399 wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
8400 "interface");
8401 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
8402 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
8403 }
8404#endif /* CONFIG_P2P */
8405
Dmitry Shmidtaca489e2016-09-28 15:44:14 -07008406 if (os_strstr(param, "use_monitor=1"))
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08008407 drv->use_monitor = 1;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08008408
8409 if (os_strstr(param, "force_connect_cmd=1")) {
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08008410 drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07008411 drv->force_connect_cmd = 1;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08008412 }
8413
Dmitry Shmidtaca489e2016-09-28 15:44:14 -07008414 if (os_strstr(param, "force_bss_selection=1"))
8415 drv->capa.flags |= WPA_DRIVER_FLAGS_BSS_SELECTION;
8416
Dmitry Shmidt7d5c8f22014-03-03 13:53:28 -08008417 if (os_strstr(param, "no_offchannel_tx=1")) {
Dmitry Shmidt7d5c8f22014-03-03 13:53:28 -08008418 drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
8419 drv->test_use_roc_tx = 1;
8420 }
8421
Hai Shalomb755a2a2020-04-23 21:49:02 -07008422 if (os_strstr(param, "control_port=0")) {
Hai Shalomfdcde762020-04-02 11:19:20 -07008423 drv->capa.flags &= ~WPA_DRIVER_FLAGS_CONTROL_PORT;
Hai Shalom899fcc72020-10-19 14:38:18 -07008424 drv->capa.flags2 &= ~(WPA_DRIVER_FLAGS2_CONTROL_PORT_RX |
8425 WPA_DRIVER_FLAGS2_CONTROL_PORT_TX_STATUS);
8426 drv->control_port_ap = 0;
Hai Shalomb755a2a2020-04-23 21:49:02 -07008427 }
8428
8429 if (os_strstr(param, "control_port_ap=1"))
8430 drv->control_port_ap = 1;
Hai Shalomfdcde762020-04-02 11:19:20 -07008431
Hai Shalom899fcc72020-10-19 14:38:18 -07008432 if (os_strstr(param, "control_port_ap=0")) {
8433 drv->capa.flags2 &= ~WPA_DRIVER_FLAGS2_CONTROL_PORT_TX_STATUS;
8434 drv->control_port_ap = 0;
8435 }
8436
Hai Shalomfdcde762020-04-02 11:19:20 -07008437 if (os_strstr(param, "full_ap_client_state=0"))
8438 drv->capa.flags &= ~WPA_DRIVER_FLAGS_FULL_AP_CLIENT_STATE;
8439
Hai Shalom899fcc72020-10-19 14:38:18 -07008440 if (os_strstr(param, "no_rrm=1")) {
8441 drv->no_rrm = 1;
8442
8443 if (!bss->in_deinit && !is_ap_interface(drv->nlmode) &&
8444 !is_mesh_interface(drv->nlmode)) {
8445 nl80211_mgmt_unsubscribe(bss, "no_rrm=1");
8446 if (nl80211_mgmt_subscribe_non_ap(bss) < 0)
8447 wpa_printf(MSG_DEBUG,
8448 "nl80211: Failed to re-register Action frame processing - ignore for now");
8449 }
8450 }
8451
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008452 return 0;
8453}
8454
8455
Dmitry Shmidte4663042016-04-04 10:07:49 -07008456static void * nl80211_global_init(void *ctx)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008457{
8458 struct nl80211_global *global;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008459 struct netlink_config *cfg;
8460
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008461 global = os_zalloc(sizeof(*global));
8462 if (global == NULL)
8463 return NULL;
Dmitry Shmidte4663042016-04-04 10:07:49 -07008464 global->ctx = ctx;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008465 global->ioctl_sock = -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008466 dl_list_init(&global->interfaces);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008467 global->if_add_ifindex = -1;
8468
8469 cfg = os_zalloc(sizeof(*cfg));
8470 if (cfg == NULL)
8471 goto err;
8472
8473 cfg->ctx = global;
8474 cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
8475 cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
8476 global->netlink = netlink_init(cfg);
8477 if (global->netlink == NULL) {
8478 os_free(cfg);
8479 goto err;
8480 }
8481
8482 if (wpa_driver_nl80211_init_nl_global(global) < 0)
8483 goto err;
8484
8485 global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
8486 if (global->ioctl_sock < 0) {
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07008487 wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
8488 strerror(errno));
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008489 goto err;
8490 }
8491
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008492 return global;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008493
8494err:
8495 nl80211_global_deinit(global);
8496 return NULL;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008497}
8498
8499
8500static void nl80211_global_deinit(void *priv)
8501{
8502 struct nl80211_global *global = priv;
8503 if (global == NULL)
8504 return;
8505 if (!dl_list_empty(&global->interfaces)) {
8506 wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
8507 "nl80211_global_deinit",
8508 dl_list_len(&global->interfaces));
8509 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008510
8511 if (global->netlink)
8512 netlink_deinit(global->netlink);
8513
8514 nl_destroy_handles(&global->nl);
8515
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -07008516 if (global->nl_event)
Roshan Pius3a1667e2018-07-03 15:17:14 -07008517 nl80211_destroy_eloop_handle(&global->nl_event, 0);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008518
8519 nl_cb_put(global->nl_cb);
8520
8521 if (global->ioctl_sock >= 0)
8522 close(global->ioctl_sock);
8523
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008524 os_free(global);
8525}
8526
8527
8528static const char * nl80211_get_radio_name(void *priv)
8529{
8530 struct i802_bss *bss = priv;
8531 struct wpa_driver_nl80211_data *drv = bss->drv;
8532 return drv->phyname;
8533}
8534
8535
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008536static int nl80211_pmkid(struct i802_bss *bss, int cmd,
8537 struct wpa_pmkid_params *params)
Jouni Malinen75ecf522011-06-27 15:19:46 -07008538{
8539 struct nl_msg *msg;
Roshan Pius3a1667e2018-07-03 15:17:14 -07008540 const size_t PMK_MAX_LEN = 48; /* current cfg80211 limit */
Jouni Malinen75ecf522011-06-27 15:19:46 -07008541
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008542 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008543 (params->pmkid &&
8544 nla_put(msg, NL80211_ATTR_PMKID, 16, params->pmkid)) ||
8545 (params->bssid &&
8546 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid)) ||
8547 (params->ssid_len &&
8548 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) ||
8549 (params->fils_cache_id &&
8550 nla_put(msg, NL80211_ATTR_FILS_CACHE_ID, 2,
8551 params->fils_cache_id)) ||
Hai Shalomfdcde762020-04-02 11:19:20 -07008552 (params->pmk_lifetime &&
8553 nla_put_u32(msg, NL80211_ATTR_PMK_LIFETIME,
8554 params->pmk_lifetime)) ||
8555 (params->pmk_reauth_threshold &&
8556 nla_put_u8(msg, NL80211_ATTR_PMK_REAUTH_THRESHOLD,
8557 params->pmk_reauth_threshold)) ||
Hai Shalom021b0b52019-04-10 11:17:58 -07008558 (cmd != NL80211_CMD_DEL_PMKSA &&
8559 params->pmk_len && params->pmk_len <= PMK_MAX_LEN &&
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008560 nla_put(msg, NL80211_ATTR_PMK, params->pmk_len, params->pmk))) {
Hai Shalom74f70d42019-02-11 14:42:39 -08008561 nl80211_nlmsg_clear(msg);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008562 nlmsg_free(msg);
8563 return -ENOBUFS;
8564 }
Jouni Malinen75ecf522011-06-27 15:19:46 -07008565
Hai Shalom899fcc72020-10-19 14:38:18 -07008566 return send_and_recv_msgs(bss->drv, msg, NULL, (void *) -1, NULL, NULL);
Jouni Malinen75ecf522011-06-27 15:19:46 -07008567}
8568
8569
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008570static int nl80211_add_pmkid(void *priv, struct wpa_pmkid_params *params)
Jouni Malinen75ecf522011-06-27 15:19:46 -07008571{
8572 struct i802_bss *bss = priv;
Roshan Pius3a1667e2018-07-03 15:17:14 -07008573 int ret;
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008574
8575 if (params->bssid)
8576 wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR,
8577 MAC2STR(params->bssid));
8578 else if (params->fils_cache_id && params->ssid_len) {
8579 wpa_printf(MSG_DEBUG,
8580 "nl80211: Add PMKSA for cache id %02x%02x SSID %s",
8581 params->fils_cache_id[0], params->fils_cache_id[1],
8582 wpa_ssid_txt(params->ssid, params->ssid_len));
8583 }
8584
Roshan Pius3a1667e2018-07-03 15:17:14 -07008585 ret = nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, params);
8586 if (ret < 0) {
8587 wpa_printf(MSG_DEBUG,
8588 "nl80211: NL80211_CMD_SET_PMKSA failed: %d (%s)",
8589 ret, strerror(-ret));
8590 }
8591
8592 return ret;
Jouni Malinen75ecf522011-06-27 15:19:46 -07008593}
8594
8595
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008596static int nl80211_remove_pmkid(void *priv, struct wpa_pmkid_params *params)
Jouni Malinen75ecf522011-06-27 15:19:46 -07008597{
8598 struct i802_bss *bss = priv;
Roshan Pius3a1667e2018-07-03 15:17:14 -07008599 int ret;
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008600
8601 if (params->bssid)
8602 wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
8603 MAC2STR(params->bssid));
8604 else if (params->fils_cache_id && params->ssid_len) {
8605 wpa_printf(MSG_DEBUG,
8606 "nl80211: Delete PMKSA for cache id %02x%02x SSID %s",
8607 params->fils_cache_id[0], params->fils_cache_id[1],
8608 wpa_ssid_txt(params->ssid, params->ssid_len));
8609 }
8610
Roshan Pius3a1667e2018-07-03 15:17:14 -07008611 ret = nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, params);
8612 if (ret < 0) {
8613 wpa_printf(MSG_DEBUG,
8614 "nl80211: NL80211_CMD_DEL_PMKSA failed: %d (%s)",
8615 ret, strerror(-ret));
8616 }
8617
8618 return ret;
Jouni Malinen75ecf522011-06-27 15:19:46 -07008619}
8620
8621
8622static int nl80211_flush_pmkid(void *priv)
8623{
8624 struct i802_bss *bss = priv;
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008625 struct nl_msg *msg;
8626
Jouni Malinen75ecf522011-06-27 15:19:46 -07008627 wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008628 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_FLUSH_PMKSA);
8629 if (!msg)
8630 return -ENOBUFS;
Hai Shalom899fcc72020-10-19 14:38:18 -07008631 return send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
Jouni Malinen75ecf522011-06-27 15:19:46 -07008632}
8633
8634
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008635static void clean_survey_results(struct survey_results *survey_results)
8636{
8637 struct freq_survey *survey, *tmp;
8638
8639 if (dl_list_empty(&survey_results->survey_list))
8640 return;
8641
8642 dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
8643 struct freq_survey, list) {
8644 dl_list_del(&survey->list);
8645 os_free(survey);
8646 }
8647}
8648
8649
8650static void add_survey(struct nlattr **sinfo, u32 ifidx,
8651 struct dl_list *survey_list)
8652{
8653 struct freq_survey *survey;
8654
8655 survey = os_zalloc(sizeof(struct freq_survey));
8656 if (!survey)
8657 return;
8658
8659 survey->ifidx = ifidx;
8660 survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
8661 survey->filled = 0;
8662
8663 if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
8664 survey->nf = (int8_t)
8665 nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
8666 survey->filled |= SURVEY_HAS_NF;
8667 }
8668
8669 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
8670 survey->channel_time =
8671 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
8672 survey->filled |= SURVEY_HAS_CHAN_TIME;
8673 }
8674
8675 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
8676 survey->channel_time_busy =
8677 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
8678 survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
8679 }
8680
8681 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
8682 survey->channel_time_rx =
8683 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
8684 survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
8685 }
8686
8687 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
8688 survey->channel_time_tx =
8689 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
8690 survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
8691 }
8692
8693 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)",
8694 survey->freq,
8695 survey->nf,
8696 (unsigned long int) survey->channel_time,
8697 (unsigned long int) survey->channel_time_busy,
8698 (unsigned long int) survey->channel_time_tx,
8699 (unsigned long int) survey->channel_time_rx,
8700 survey->filled);
8701
8702 dl_list_add_tail(survey_list, &survey->list);
8703}
8704
8705
8706static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
8707 unsigned int freq_filter)
8708{
8709 if (!freq_filter)
8710 return 1;
8711
8712 return freq_filter == surveyed_freq;
8713}
8714
8715
8716static int survey_handler(struct nl_msg *msg, void *arg)
8717{
8718 struct nlattr *tb[NL80211_ATTR_MAX + 1];
8719 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8720 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
8721 struct survey_results *survey_results;
8722 u32 surveyed_freq = 0;
8723 u32 ifidx;
8724
8725 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
8726 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
8727 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
8728 };
8729
8730 survey_results = (struct survey_results *) arg;
8731
8732 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
8733 genlmsg_attrlen(gnlh, 0), NULL);
8734
Dmitry Shmidt97672262014-02-03 13:02:54 -08008735 if (!tb[NL80211_ATTR_IFINDEX])
8736 return NL_SKIP;
8737
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008738 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
8739
8740 if (!tb[NL80211_ATTR_SURVEY_INFO])
8741 return NL_SKIP;
8742
8743 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
8744 tb[NL80211_ATTR_SURVEY_INFO],
8745 survey_policy))
8746 return NL_SKIP;
8747
8748 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
8749 wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
8750 return NL_SKIP;
8751 }
8752
8753 surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
8754
8755 if (!check_survey_ok(sinfo, surveyed_freq,
8756 survey_results->freq_filter))
8757 return NL_SKIP;
8758
8759 if (survey_results->freq_filter &&
8760 survey_results->freq_filter != surveyed_freq) {
8761 wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
8762 surveyed_freq);
8763 return NL_SKIP;
8764 }
8765
8766 add_survey(sinfo, ifidx, &survey_results->survey_list);
8767
8768 return NL_SKIP;
8769}
8770
8771
8772static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
8773{
8774 struct i802_bss *bss = priv;
8775 struct wpa_driver_nl80211_data *drv = bss->drv;
8776 struct nl_msg *msg;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008777 int err;
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008778 union wpa_event_data data;
8779 struct survey_results *survey_results;
8780
8781 os_memset(&data, 0, sizeof(data));
8782 survey_results = &data.survey_results;
8783
8784 dl_list_init(&survey_results->survey_list);
8785
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008786 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008787 if (!msg)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008788 return -ENOBUFS;
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008789
8790 if (freq)
8791 data.survey_results.freq_filter = freq;
8792
8793 do {
8794 wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
8795 err = send_and_recv_msgs(drv, msg, survey_handler,
Hai Shalom899fcc72020-10-19 14:38:18 -07008796 survey_results, NULL, NULL);
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008797 } while (err > 0);
8798
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008799 if (err)
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008800 wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008801 else
8802 wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008803
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008804 clean_survey_results(survey_results);
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -07008805 return err;
8806}
8807
8808
Dmitry Shmidt807291d2015-01-27 13:40:23 -08008809static void nl80211_set_rekey_info(void *priv, const u8 *kek, size_t kek_len,
8810 const u8 *kck, size_t kck_len,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008811 const u8 *replay_ctr)
8812{
8813 struct i802_bss *bss = priv;
8814 struct wpa_driver_nl80211_data *drv = bss->drv;
8815 struct nlattr *replay_nested;
8816 struct nl_msg *msg;
Dmitry Shmidtff787d52015-01-12 13:01:47 -08008817 int ret;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008818
Dmitry Shmidtff787d52015-01-12 13:01:47 -08008819 if (!drv->set_rekey_offload)
8820 return;
8821
8822 wpa_printf(MSG_DEBUG, "nl80211: Set rekey offload");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008823 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) ||
8824 !(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) ||
Dmitry Shmidt807291d2015-01-27 13:40:23 -08008825 nla_put(msg, NL80211_REKEY_DATA_KEK, kek_len, kek) ||
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07008826 (kck_len && nla_put(msg, NL80211_REKEY_DATA_KCK, kck_len, kck)) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008827 nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
8828 replay_ctr)) {
8829 nl80211_nlmsg_clear(msg);
8830 nlmsg_free(msg);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008831 return;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008832 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008833
8834 nla_nest_end(msg, replay_nested);
8835
Hai Shalom899fcc72020-10-19 14:38:18 -07008836 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1, NULL, NULL);
Dmitry Shmidtff787d52015-01-12 13:01:47 -08008837 if (ret == -EOPNOTSUPP) {
8838 wpa_printf(MSG_DEBUG,
8839 "nl80211: Driver does not support rekey offload");
8840 drv->set_rekey_offload = 0;
8841 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008842}
8843
8844
8845static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
8846 const u8 *addr, int qos)
8847{
8848 /* send data frame to poll STA and check whether
8849 * this frame is ACKed */
8850 struct {
8851 struct ieee80211_hdr hdr;
8852 u16 qos_ctl;
8853 } STRUCT_PACKED nulldata;
8854 size_t size;
8855
8856 /* Send data frame to poll STA and check whether this frame is ACKed */
8857
8858 os_memset(&nulldata, 0, sizeof(nulldata));
8859
8860 if (qos) {
8861 nulldata.hdr.frame_control =
8862 IEEE80211_FC(WLAN_FC_TYPE_DATA,
8863 WLAN_FC_STYPE_QOS_NULL);
8864 size = sizeof(nulldata);
8865 } else {
8866 nulldata.hdr.frame_control =
8867 IEEE80211_FC(WLAN_FC_TYPE_DATA,
8868 WLAN_FC_STYPE_NULLFUNC);
8869 size = sizeof(struct ieee80211_hdr);
8870 }
8871
8872 nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
8873 os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
8874 os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
8875 os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
8876
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08008877 if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
Hai Shalomfdcde762020-04-02 11:19:20 -07008878 0, 0, NULL, 0, 0) < 0)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008879 wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
8880 "send poll frame");
8881}
8882
8883static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
8884 int qos)
8885{
8886 struct i802_bss *bss = priv;
8887 struct wpa_driver_nl80211_data *drv = bss->drv;
8888 struct nl_msg *msg;
Hai Shalom5f92bc92019-04-18 11:54:11 -07008889 u64 cookie;
Dmitry Shmidt7f656022015-02-25 14:36:37 -08008890 int ret;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008891
8892 if (!drv->poll_command_supported) {
8893 nl80211_send_null_frame(bss, own_addr, addr, qos);
8894 return;
8895 }
8896
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008897 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) ||
8898 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
8899 nlmsg_free(msg);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008900 return;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008901 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008902
Hai Shalom899fcc72020-10-19 14:38:18 -07008903 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie, NULL, NULL);
Dmitry Shmidt7f656022015-02-25 14:36:37 -08008904 if (ret < 0) {
8905 wpa_printf(MSG_DEBUG, "nl80211: Client probe request for "
8906 MACSTR " failed: ret=%d (%s)",
8907 MAC2STR(addr), ret, strerror(-ret));
Hai Shalom5f92bc92019-04-18 11:54:11 -07008908 } else {
8909 wpa_printf(MSG_DEBUG,
8910 "nl80211: Client probe request addr=" MACSTR
8911 " cookie=%llu", MAC2STR(addr),
8912 (long long unsigned int) cookie);
Dmitry Shmidt7f656022015-02-25 14:36:37 -08008913 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008914}
8915
8916
8917static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
8918{
8919 struct nl_msg *msg;
Roshan Pius3a1667e2018-07-03 15:17:14 -07008920 int ret;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008921
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008922 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) ||
8923 nla_put_u32(msg, NL80211_ATTR_PS_STATE,
8924 enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) {
8925 nlmsg_free(msg);
8926 return -ENOBUFS;
8927 }
Roshan Pius3a1667e2018-07-03 15:17:14 -07008928
Hai Shalom899fcc72020-10-19 14:38:18 -07008929 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL, NULL, NULL);
Roshan Pius3a1667e2018-07-03 15:17:14 -07008930 if (ret < 0) {
8931 wpa_printf(MSG_DEBUG,
8932 "nl80211: Setting PS state %s failed: %d (%s)",
8933 enabled ? "enabled" : "disabled",
8934 ret, strerror(-ret));
8935 }
8936 return ret;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008937}
8938
8939
8940static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
8941 int ctwindow)
8942{
8943 struct i802_bss *bss = priv;
8944
8945 wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
8946 "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
8947
Dmitry Shmidt292b0c32013-11-22 12:54:42 -08008948 if (opp_ps != -1 || ctwindow != -1) {
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08008949#ifdef ANDROID_P2P
8950 wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
Dmitry Shmidt292b0c32013-11-22 12:54:42 -08008951#else /* ANDROID_P2P */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008952 return -1; /* Not yet supported */
Dmitry Shmidt292b0c32013-11-22 12:54:42 -08008953#endif /* ANDROID_P2P */
8954 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008955
8956 if (legacy_ps == -1)
8957 return 0;
8958 if (legacy_ps != 0 && legacy_ps != 1)
8959 return -1; /* Not yet supported */
8960
8961 return nl80211_set_power_save(bss, legacy_ps);
8962}
8963
8964
Dmitry Shmidt051af732013-10-22 13:52:46 -07008965static int nl80211_start_radar_detection(void *priv,
8966 struct hostapd_freq_params *freq)
Dmitry Shmidtea69e842013-05-13 14:52:28 -07008967{
8968 struct i802_bss *bss = priv;
8969 struct wpa_driver_nl80211_data *drv = bss->drv;
8970 struct nl_msg *msg;
8971 int ret;
8972
Hai Shalom81f62d82019-07-22 12:10:00 -07008973 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)",
8974 freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
Dmitry Shmidt051af732013-10-22 13:52:46 -07008975 freq->bandwidth, freq->center_freq1, freq->center_freq2);
8976
Dmitry Shmidtea69e842013-05-13 14:52:28 -07008977 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
8978 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
8979 "detection");
8980 return -1;
8981 }
8982
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008983 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
8984 nl80211_put_freq_params(msg, freq) < 0) {
8985 nlmsg_free(msg);
Dmitry Shmidtea69e842013-05-13 14:52:28 -07008986 return -1;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08008987 }
Dmitry Shmidtea69e842013-05-13 14:52:28 -07008988
Hai Shalom899fcc72020-10-19 14:38:18 -07008989 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtea69e842013-05-13 14:52:28 -07008990 if (ret == 0)
8991 return 0;
8992 wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
8993 "%d (%s)", ret, strerror(-ret));
Dmitry Shmidtea69e842013-05-13 14:52:28 -07008994 return -1;
8995}
8996
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08008997#ifdef CONFIG_TDLS
8998
8999static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
9000 u8 dialog_token, u16 status_code,
Dmitry Shmidt9ead16e2014-10-07 13:15:23 -07009001 u32 peer_capab, int initiator, const u8 *buf,
9002 size_t len)
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08009003{
9004 struct i802_bss *bss = priv;
9005 struct wpa_driver_nl80211_data *drv = bss->drv;
9006 struct nl_msg *msg;
9007
9008 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
9009 return -EOPNOTSUPP;
9010
9011 if (!dst)
9012 return -EINVAL;
9013
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009014 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) ||
9015 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
9016 nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) ||
9017 nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) ||
9018 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code))
9019 goto fail;
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07009020 if (peer_capab) {
9021 /*
9022 * The internal enum tdls_peer_capability definition is
9023 * currently identical with the nl80211 enum
9024 * nl80211_tdls_peer_capability, so no conversion is needed
9025 * here.
9026 */
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009027 if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY,
9028 peer_capab))
9029 goto fail;
Dmitry Shmidtdf5a7e42014-04-02 12:59:59 -07009030 }
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009031 if ((initiator &&
9032 nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) ||
9033 nla_put(msg, NL80211_ATTR_IE, len, buf))
9034 goto fail;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08009035
Hai Shalom899fcc72020-10-19 14:38:18 -07009036 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08009037
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009038fail:
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08009039 nlmsg_free(msg);
9040 return -ENOBUFS;
9041}
9042
9043
9044static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
9045{
9046 struct i802_bss *bss = priv;
9047 struct wpa_driver_nl80211_data *drv = bss->drv;
9048 struct nl_msg *msg;
9049 enum nl80211_tdls_operation nl80211_oper;
Paul Stewart092955c2017-02-06 09:13:09 -08009050 int res;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08009051
9052 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
9053 return -EOPNOTSUPP;
9054
9055 switch (oper) {
9056 case TDLS_DISCOVERY_REQ:
9057 nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
9058 break;
9059 case TDLS_SETUP:
9060 nl80211_oper = NL80211_TDLS_SETUP;
9061 break;
9062 case TDLS_TEARDOWN:
9063 nl80211_oper = NL80211_TDLS_TEARDOWN;
9064 break;
9065 case TDLS_ENABLE_LINK:
9066 nl80211_oper = NL80211_TDLS_ENABLE_LINK;
9067 break;
9068 case TDLS_DISABLE_LINK:
9069 nl80211_oper = NL80211_TDLS_DISABLE_LINK;
9070 break;
9071 case TDLS_ENABLE:
9072 return 0;
9073 case TDLS_DISABLE:
9074 return 0;
9075 default:
9076 return -EINVAL;
9077 }
9078
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009079 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) ||
9080 nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) ||
9081 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) {
9082 nlmsg_free(msg);
9083 return -ENOBUFS;
9084 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08009085
Hai Shalom899fcc72020-10-19 14:38:18 -07009086 res = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Paul Stewart092955c2017-02-06 09:13:09 -08009087 wpa_printf(MSG_DEBUG, "nl80211: TDLS_OPER: oper=%d mac=" MACSTR
9088 " --> res=%d (%s)", nl80211_oper, MAC2STR(peer), res,
9089 strerror(-res));
9090 return res;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009091}
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08009092
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009093
9094static int
9095nl80211_tdls_enable_channel_switch(void *priv, const u8 *addr, u8 oper_class,
9096 const struct hostapd_freq_params *params)
9097{
9098 struct i802_bss *bss = priv;
9099 struct wpa_driver_nl80211_data *drv = bss->drv;
9100 struct nl_msg *msg;
9101 int ret = -ENOBUFS;
9102
9103 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
9104 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
9105 return -EOPNOTSUPP;
9106
9107 wpa_printf(MSG_DEBUG, "nl80211: Enable TDLS channel switch " MACSTR
9108 " oper_class=%u freq=%u",
9109 MAC2STR(addr), oper_class, params->freq);
9110 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH);
9111 if (!msg ||
9112 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
9113 nla_put_u8(msg, NL80211_ATTR_OPER_CLASS, oper_class) ||
9114 (ret = nl80211_put_freq_params(msg, params))) {
9115 nlmsg_free(msg);
9116 wpa_printf(MSG_DEBUG, "nl80211: Could not build TDLS chan switch");
9117 return ret;
9118 }
9119
Hai Shalom899fcc72020-10-19 14:38:18 -07009120 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009121}
9122
9123
9124static int
9125nl80211_tdls_disable_channel_switch(void *priv, const u8 *addr)
9126{
9127 struct i802_bss *bss = priv;
9128 struct wpa_driver_nl80211_data *drv = bss->drv;
9129 struct nl_msg *msg;
9130
9131 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
9132 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
9133 return -EOPNOTSUPP;
9134
9135 wpa_printf(MSG_DEBUG, "nl80211: Disable TDLS channel switch " MACSTR,
9136 MAC2STR(addr));
9137 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH);
9138 if (!msg ||
9139 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
9140 nlmsg_free(msg);
9141 wpa_printf(MSG_DEBUG,
9142 "nl80211: Could not build TDLS cancel chan switch");
9143 return -ENOBUFS;
9144 }
9145
Hai Shalom899fcc72020-10-19 14:38:18 -07009146 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08009147}
9148
9149#endif /* CONFIG TDLS */
9150
9151
Hai Shalomfdcde762020-04-02 11:19:20 -07009152static int driver_nl80211_set_key(void *priv,
9153 struct wpa_driver_set_key_params *params)
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009154{
9155 struct i802_bss *bss = priv;
Hai Shalomfdcde762020-04-02 11:19:20 -07009156
9157 return wpa_driver_nl80211_set_key(bss, params);
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009158}
9159
9160
9161static int driver_nl80211_scan2(void *priv,
9162 struct wpa_driver_scan_params *params)
9163{
9164 struct i802_bss *bss = priv;
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009165#ifdef CONFIG_DRIVER_NL80211_QCA
9166 struct wpa_driver_nl80211_data *drv = bss->drv;
9167
9168 /*
9169 * Do a vendor specific scan if possible. If only_new_results is
9170 * set, do a normal scan since a kernel (cfg80211) BSS cache flush
9171 * cannot be achieved through a vendor scan. The below condition may
9172 * need to be modified if new scan flags are added in the future whose
9173 * functionality can only be achieved through a normal scan.
9174 */
9175 if (drv->scan_vendor_cmd_avail && !params->only_new_results)
9176 return wpa_driver_nl80211_vendor_scan(bss, params);
9177#endif /* CONFIG_DRIVER_NL80211_QCA */
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009178 return wpa_driver_nl80211_scan(bss, params);
9179}
9180
9181
9182static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
Hai Shalom81f62d82019-07-22 12:10:00 -07009183 u16 reason_code)
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009184{
9185 struct i802_bss *bss = priv;
9186 return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
9187}
9188
9189
9190static int driver_nl80211_authenticate(void *priv,
9191 struct wpa_driver_auth_params *params)
9192{
9193 struct i802_bss *bss = priv;
9194 return wpa_driver_nl80211_authenticate(bss, params);
9195}
9196
9197
9198static void driver_nl80211_deinit(void *priv)
9199{
9200 struct i802_bss *bss = priv;
9201 wpa_driver_nl80211_deinit(bss);
9202}
9203
9204
9205static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
9206 const char *ifname)
9207{
9208 struct i802_bss *bss = priv;
9209 return wpa_driver_nl80211_if_remove(bss, type, ifname);
9210}
9211
9212
9213static int driver_nl80211_send_mlme(void *priv, const u8 *data,
Dmitry Shmidta3dc3092015-06-23 11:21:28 -07009214 size_t data_len, int noack,
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009215 unsigned int freq,
Hai Shalomfdcde762020-04-02 11:19:20 -07009216 const u16 *csa_offs, size_t csa_offs_len,
9217 int no_encrypt, unsigned int wait)
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009218{
9219 struct i802_bss *bss = priv;
9220 return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
Hai Shalomfdcde762020-04-02 11:19:20 -07009221 freq, 0, 0, wait, csa_offs,
9222 csa_offs_len, no_encrypt);
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009223}
9224
9225
9226static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
9227{
9228 struct i802_bss *bss = priv;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009229 return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009230}
9231
9232
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009233static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
9234 const char *ifname, int vlan_id)
9235{
9236 struct i802_bss *bss = priv;
9237 return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
9238}
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009239
9240
9241static int driver_nl80211_read_sta_data(void *priv,
9242 struct hostap_sta_driver_data *data,
9243 const u8 *addr)
9244{
9245 struct i802_bss *bss = priv;
Dmitry Shmidtabb90a32016-12-05 15:34:39 -08009246
9247 os_memset(data, 0, sizeof(*data));
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -08009248 return i802_read_sta_data(bss, data, addr);
9249}
9250
9251
9252static int driver_nl80211_send_action(void *priv, unsigned int freq,
9253 unsigned int wait_time,
9254 const u8 *dst, const u8 *src,
9255 const u8 *bssid,
9256 const u8 *data, size_t data_len,
9257 int no_cck)
9258{
9259 struct i802_bss *bss = priv;
9260 return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
9261 bssid, data, data_len, no_cck);
9262}
9263
9264
9265static int driver_nl80211_probe_req_report(void *priv, int report)
9266{
9267 struct i802_bss *bss = priv;
9268 return wpa_driver_nl80211_probe_req_report(bss, report);
9269}
9270
9271
Dmitry Shmidt700a1372013-03-15 14:14:44 -07009272static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
9273 const u8 *ies, size_t ies_len)
9274{
9275 int ret;
9276 struct nl_msg *msg;
9277 struct i802_bss *bss = priv;
9278 struct wpa_driver_nl80211_data *drv = bss->drv;
9279 u16 mdid = WPA_GET_LE16(md);
9280
Dmitry Shmidt700a1372013-03-15 14:14:44 -07009281 wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009282 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) ||
9283 nla_put(msg, NL80211_ATTR_IE, ies_len, ies) ||
9284 nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) {
9285 nlmsg_free(msg);
9286 return -ENOBUFS;
9287 }
Dmitry Shmidt700a1372013-03-15 14:14:44 -07009288
Hai Shalom899fcc72020-10-19 14:38:18 -07009289 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt700a1372013-03-15 14:14:44 -07009290 if (ret) {
9291 wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
9292 "err=%d (%s)", ret, strerror(-ret));
9293 }
9294
9295 return ret;
Dmitry Shmidt700a1372013-03-15 14:14:44 -07009296}
9297
9298
Hai Shalom81f62d82019-07-22 12:10:00 -07009299static int nl80211_update_dh_ie(void *priv, const u8 *peer_mac,
9300 u16 reason_code, const u8 *ie, size_t ie_len)
9301{
9302 int ret;
9303 struct nl_msg *msg;
9304 struct i802_bss *bss = priv;
9305 struct wpa_driver_nl80211_data *drv = bss->drv;
9306
9307 wpa_printf(MSG_DEBUG, "nl80211: Updating DH IE peer: " MACSTR
9308 " reason %u", MAC2STR(peer_mac), reason_code);
9309 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UPDATE_OWE_INFO)) ||
9310 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer_mac) ||
9311 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, reason_code) ||
9312 (ie && nla_put(msg, NL80211_ATTR_IE, ie_len, ie))) {
9313 nlmsg_free(msg);
9314 return -ENOBUFS;
9315 }
9316
Hai Shalom899fcc72020-10-19 14:38:18 -07009317 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Hai Shalom81f62d82019-07-22 12:10:00 -07009318 if (ret) {
9319 wpa_printf(MSG_DEBUG,
9320 "nl80211: update_dh_ie failed err=%d (%s)",
9321 ret, strerror(-ret));
9322 }
9323
9324 return ret;
9325}
9326
9327
Dmitry Shmidt4ae50e62016-06-27 13:48:39 -07009328static const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
Dmitry Shmidt34af3062013-07-11 10:46:32 -07009329{
9330 struct i802_bss *bss = priv;
9331 struct wpa_driver_nl80211_data *drv = bss->drv;
9332
9333 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
9334 return NULL;
9335
9336 return bss->addr;
9337}
9338
9339
Dmitry Shmidt56052862013-10-04 10:23:25 -07009340static const char * scan_state_str(enum scan_states scan_state)
9341{
9342 switch (scan_state) {
9343 case NO_SCAN:
9344 return "NO_SCAN";
9345 case SCAN_REQUESTED:
9346 return "SCAN_REQUESTED";
9347 case SCAN_STARTED:
9348 return "SCAN_STARTED";
9349 case SCAN_COMPLETED:
9350 return "SCAN_COMPLETED";
9351 case SCAN_ABORTED:
9352 return "SCAN_ABORTED";
9353 case SCHED_SCAN_STARTED:
9354 return "SCHED_SCAN_STARTED";
9355 case SCHED_SCAN_STOPPED:
9356 return "SCHED_SCAN_STOPPED";
9357 case SCHED_SCAN_RESULTS:
9358 return "SCHED_SCAN_RESULTS";
9359 }
9360
9361 return "??";
9362}
9363
9364
9365static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
9366{
9367 struct i802_bss *bss = priv;
9368 struct wpa_driver_nl80211_data *drv = bss->drv;
9369 int res;
9370 char *pos, *end;
Hai Shalom74f70d42019-02-11 14:42:39 -08009371 struct nl_msg *msg;
9372 char alpha2[3] = { 0, 0, 0 };
Dmitry Shmidt56052862013-10-04 10:23:25 -07009373
9374 pos = buf;
9375 end = buf + buflen;
9376
9377 res = os_snprintf(pos, end - pos,
9378 "ifindex=%d\n"
9379 "ifname=%s\n"
9380 "brname=%s\n"
9381 "addr=" MACSTR "\n"
9382 "freq=%d\n"
Hai Shalomc9e41a12018-07-31 14:41:42 -07009383 "%s%s%s%s%s%s",
Dmitry Shmidt56052862013-10-04 10:23:25 -07009384 bss->ifindex,
9385 bss->ifname,
9386 bss->brname,
9387 MAC2STR(bss->addr),
9388 bss->freq,
9389 bss->beacon_set ? "beacon_set=1\n" : "",
9390 bss->added_if_into_bridge ?
9391 "added_if_into_bridge=1\n" : "",
Hai Shalomc9e41a12018-07-31 14:41:42 -07009392 bss->already_in_bridge ? "already_in_bridge=1\n" : "",
Dmitry Shmidt56052862013-10-04 10:23:25 -07009393 bss->added_bridge ? "added_bridge=1\n" : "",
9394 bss->in_deinit ? "in_deinit=1\n" : "",
9395 bss->if_dynamic ? "if_dynamic=1\n" : "");
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009396 if (os_snprintf_error(end - pos, res))
Dmitry Shmidt56052862013-10-04 10:23:25 -07009397 return pos - buf;
9398 pos += res;
9399
9400 if (bss->wdev_id_set) {
9401 res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
9402 (unsigned long long) bss->wdev_id);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009403 if (os_snprintf_error(end - pos, res))
Dmitry Shmidt56052862013-10-04 10:23:25 -07009404 return pos - buf;
9405 pos += res;
9406 }
9407
9408 res = os_snprintf(pos, end - pos,
9409 "phyname=%s\n"
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07009410 "perm_addr=" MACSTR "\n"
Dmitry Shmidt56052862013-10-04 10:23:25 -07009411 "drv_ifindex=%d\n"
9412 "operstate=%d\n"
9413 "scan_state=%s\n"
9414 "auth_bssid=" MACSTR "\n"
9415 "auth_attempt_bssid=" MACSTR "\n"
9416 "bssid=" MACSTR "\n"
9417 "prev_bssid=" MACSTR "\n"
9418 "associated=%d\n"
9419 "assoc_freq=%u\n"
9420 "monitor_sock=%d\n"
9421 "monitor_ifidx=%d\n"
9422 "monitor_refcount=%d\n"
9423 "last_mgmt_freq=%u\n"
9424 "eapol_tx_sock=%d\n"
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009425 "%s%s%s%s%s%s%s%s%s%s%s%s%s",
Dmitry Shmidt56052862013-10-04 10:23:25 -07009426 drv->phyname,
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07009427 MAC2STR(drv->perm_addr),
Dmitry Shmidt56052862013-10-04 10:23:25 -07009428 drv->ifindex,
9429 drv->operstate,
9430 scan_state_str(drv->scan_state),
9431 MAC2STR(drv->auth_bssid),
9432 MAC2STR(drv->auth_attempt_bssid),
9433 MAC2STR(drv->bssid),
9434 MAC2STR(drv->prev_bssid),
9435 drv->associated,
9436 drv->assoc_freq,
9437 drv->monitor_sock,
9438 drv->monitor_ifidx,
9439 drv->monitor_refcount,
9440 drv->last_mgmt_freq,
9441 drv->eapol_tx_sock,
9442 drv->ignore_if_down_event ?
9443 "ignore_if_down_event=1\n" : "",
9444 drv->scan_complete_events ?
9445 "scan_complete_events=1\n" : "",
9446 drv->disabled_11b_rates ?
9447 "disabled_11b_rates=1\n" : "",
9448 drv->pending_remain_on_chan ?
9449 "pending_remain_on_chan=1\n" : "",
9450 drv->in_interface_list ? "in_interface_list=1\n" : "",
9451 drv->device_ap_sme ? "device_ap_sme=1\n" : "",
9452 drv->poll_command_supported ?
9453 "poll_command_supported=1\n" : "",
9454 drv->data_tx_status ? "data_tx_status=1\n" : "",
9455 drv->scan_for_auth ? "scan_for_auth=1\n" : "",
9456 drv->retry_auth ? "retry_auth=1\n" : "",
9457 drv->use_monitor ? "use_monitor=1\n" : "",
9458 drv->ignore_next_local_disconnect ?
9459 "ignore_next_local_disconnect=1\n" : "",
Dmitry Shmidt7dba0e52014-04-14 10:49:15 -07009460 drv->ignore_next_local_deauth ?
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009461 "ignore_next_local_deauth=1\n" : "");
9462 if (os_snprintf_error(end - pos, res))
Dmitry Shmidt56052862013-10-04 10:23:25 -07009463 return pos - buf;
9464 pos += res;
9465
9466 if (drv->has_capability) {
9467 res = os_snprintf(pos, end - pos,
9468 "capa.key_mgmt=0x%x\n"
9469 "capa.enc=0x%x\n"
9470 "capa.auth=0x%x\n"
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009471 "capa.flags=0x%llx\n"
9472 "capa.rrm_flags=0x%x\n"
Dmitry Shmidt56052862013-10-04 10:23:25 -07009473 "capa.max_scan_ssids=%d\n"
9474 "capa.max_sched_scan_ssids=%d\n"
9475 "capa.sched_scan_supported=%d\n"
9476 "capa.max_match_sets=%d\n"
9477 "capa.max_remain_on_chan=%u\n"
9478 "capa.max_stations=%u\n"
9479 "capa.probe_resp_offloads=0x%x\n"
9480 "capa.max_acl_mac_addrs=%u\n"
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009481 "capa.num_multichan_concurrent=%u\n"
9482 "capa.mac_addr_rand_sched_scan_supported=%d\n"
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009483 "capa.mac_addr_rand_scan_supported=%d\n"
9484 "capa.conc_capab=%u\n"
9485 "capa.max_conc_chan_2_4=%u\n"
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08009486 "capa.max_conc_chan_5_0=%u\n"
9487 "capa.max_sched_scan_plans=%u\n"
9488 "capa.max_sched_scan_plan_interval=%u\n"
9489 "capa.max_sched_scan_plan_iterations=%u\n",
Dmitry Shmidt56052862013-10-04 10:23:25 -07009490 drv->capa.key_mgmt,
9491 drv->capa.enc,
9492 drv->capa.auth,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009493 (unsigned long long) drv->capa.flags,
9494 drv->capa.rrm_flags,
Dmitry Shmidt56052862013-10-04 10:23:25 -07009495 drv->capa.max_scan_ssids,
9496 drv->capa.max_sched_scan_ssids,
9497 drv->capa.sched_scan_supported,
9498 drv->capa.max_match_sets,
9499 drv->capa.max_remain_on_chan,
9500 drv->capa.max_stations,
9501 drv->capa.probe_resp_offloads,
9502 drv->capa.max_acl_mac_addrs,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009503 drv->capa.num_multichan_concurrent,
9504 drv->capa.mac_addr_rand_sched_scan_supported,
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009505 drv->capa.mac_addr_rand_scan_supported,
9506 drv->capa.conc_capab,
9507 drv->capa.max_conc_chan_2_4,
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -08009508 drv->capa.max_conc_chan_5_0,
9509 drv->capa.max_sched_scan_plans,
9510 drv->capa.max_sched_scan_plan_interval,
9511 drv->capa.max_sched_scan_plan_iterations);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009512 if (os_snprintf_error(end - pos, res))
Dmitry Shmidt56052862013-10-04 10:23:25 -07009513 return pos - buf;
9514 pos += res;
9515 }
9516
Hai Shalom74f70d42019-02-11 14:42:39 -08009517 msg = nlmsg_alloc();
9518 if (msg &&
9519 nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG) &&
9520 nla_put_u32(msg, NL80211_ATTR_WIPHY, drv->wiphy_idx) == 0) {
9521 if (send_and_recv_msgs(drv, msg, nl80211_get_country,
Hai Shalom899fcc72020-10-19 14:38:18 -07009522 alpha2, NULL, NULL) == 0 &&
Hai Shalom74f70d42019-02-11 14:42:39 -08009523 alpha2[0]) {
9524 res = os_snprintf(pos, end - pos, "country=%s\n",
9525 alpha2);
9526 if (os_snprintf_error(end - pos, res))
9527 return pos - buf;
9528 pos += res;
9529 }
9530 } else {
9531 nlmsg_free(msg);
9532 }
9533
Dmitry Shmidt56052862013-10-04 10:23:25 -07009534 return pos - buf;
9535}
9536
9537
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009538static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
9539{
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009540 if ((settings->head &&
9541 nla_put(msg, NL80211_ATTR_BEACON_HEAD,
9542 settings->head_len, settings->head)) ||
9543 (settings->tail &&
9544 nla_put(msg, NL80211_ATTR_BEACON_TAIL,
9545 settings->tail_len, settings->tail)) ||
9546 (settings->beacon_ies &&
9547 nla_put(msg, NL80211_ATTR_IE,
9548 settings->beacon_ies_len, settings->beacon_ies)) ||
9549 (settings->proberesp_ies &&
9550 nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
9551 settings->proberesp_ies_len, settings->proberesp_ies)) ||
9552 (settings->assocresp_ies &&
9553 nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
9554 settings->assocresp_ies_len, settings->assocresp_ies)) ||
9555 (settings->probe_resp &&
9556 nla_put(msg, NL80211_ATTR_PROBE_RESP,
9557 settings->probe_resp_len, settings->probe_resp)))
9558 return -ENOBUFS;
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009559
9560 return 0;
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009561}
9562
9563
9564static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
9565{
9566 struct nl_msg *msg;
9567 struct i802_bss *bss = priv;
9568 struct wpa_driver_nl80211_data *drv = bss->drv;
9569 struct nlattr *beacon_csa;
9570 int ret = -ENOBUFS;
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009571 int csa_off_len = 0;
9572 int i;
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009573
Dmitry Shmidt04f534e2013-12-09 15:50:16 -08009574 wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009575 settings->cs_count, settings->block_tx,
Dmitry Shmidt04f534e2013-12-09 15:50:16 -08009576 settings->freq_params.freq, settings->freq_params.bandwidth,
9577 settings->freq_params.center_freq1,
9578 settings->freq_params.center_freq2);
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009579
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08009580 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009581 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
9582 return -EOPNOTSUPP;
9583 }
9584
Roshan Pius3a1667e2018-07-03 15:17:14 -07009585 if (drv->nlmode != NL80211_IFTYPE_AP &&
9586 drv->nlmode != NL80211_IFTYPE_P2P_GO &&
9587 drv->nlmode != NL80211_IFTYPE_MESH_POINT)
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009588 return -EOPNOTSUPP;
9589
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009590 /*
9591 * Remove empty counters, assuming Probe Response and Beacon frame
9592 * counters match. This implementation assumes that there are only two
9593 * counters.
9594 */
9595 if (settings->counter_offset_beacon[0] &&
9596 !settings->counter_offset_beacon[1]) {
9597 csa_off_len = 1;
9598 } else if (settings->counter_offset_beacon[1] &&
9599 !settings->counter_offset_beacon[0]) {
9600 csa_off_len = 1;
9601 settings->counter_offset_beacon[0] =
9602 settings->counter_offset_beacon[1];
9603 settings->counter_offset_presp[0] =
9604 settings->counter_offset_presp[1];
9605 } else if (settings->counter_offset_beacon[1] &&
9606 settings->counter_offset_beacon[0]) {
9607 csa_off_len = 2;
9608 } else {
9609 wpa_printf(MSG_ERROR, "nl80211: No CSA counters provided");
9610 return -EINVAL;
9611 }
9612
9613 /* Check CSA counters validity */
9614 if (drv->capa.max_csa_counters &&
9615 csa_off_len > drv->capa.max_csa_counters) {
9616 wpa_printf(MSG_ERROR,
9617 "nl80211: Too many CSA counters provided");
9618 return -EINVAL;
9619 }
9620
9621 if (!settings->beacon_csa.tail)
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009622 return -EINVAL;
9623
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009624 for (i = 0; i < csa_off_len; i++) {
9625 u16 csa_c_off_bcn = settings->counter_offset_beacon[i];
9626 u16 csa_c_off_presp = settings->counter_offset_presp[i];
9627
9628 if ((settings->beacon_csa.tail_len <= csa_c_off_bcn) ||
9629 (settings->beacon_csa.tail[csa_c_off_bcn] !=
9630 settings->cs_count))
9631 return -EINVAL;
9632
9633 if (settings->beacon_csa.probe_resp &&
9634 ((settings->beacon_csa.probe_resp_len <=
9635 csa_c_off_presp) ||
9636 (settings->beacon_csa.probe_resp[csa_c_off_presp] !=
9637 settings->cs_count)))
9638 return -EINVAL;
9639 }
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009640
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009641 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) ||
9642 nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT,
9643 settings->cs_count) ||
9644 (ret = nl80211_put_freq_params(msg, &settings->freq_params)) ||
9645 (settings->block_tx &&
9646 nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX)))
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009647 goto error;
9648
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009649 /* beacon_after params */
9650 ret = set_beacon_data(msg, &settings->beacon_after);
9651 if (ret)
9652 goto error;
9653
9654 /* beacon_csa params */
9655 beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
9656 if (!beacon_csa)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009657 goto fail;
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009658
9659 ret = set_beacon_data(msg, &settings->beacon_csa);
9660 if (ret)
9661 goto error;
9662
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009663 if (nla_put(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
9664 csa_off_len * sizeof(u16),
9665 settings->counter_offset_beacon) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009666 (settings->beacon_csa.probe_resp &&
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009667 nla_put(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
9668 csa_off_len * sizeof(u16),
9669 settings->counter_offset_presp)))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009670 goto fail;
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009671
9672 nla_nest_end(msg, beacon_csa);
Hai Shalom899fcc72020-10-19 14:38:18 -07009673 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009674 if (ret) {
9675 wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
9676 ret, strerror(-ret));
9677 }
9678 return ret;
9679
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009680fail:
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08009681 ret = -ENOBUFS;
9682error:
9683 nlmsg_free(msg);
9684 wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
9685 return ret;
9686}
9687
9688
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009689static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr,
9690 u8 user_priority, u16 admitted_time)
9691{
9692 struct i802_bss *bss = priv;
9693 struct wpa_driver_nl80211_data *drv = bss->drv;
9694 struct nl_msg *msg;
9695 int ret;
9696
9697 wpa_printf(MSG_DEBUG,
9698 "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
9699 tsid, admitted_time, user_priority);
9700
9701 if (!is_sta_interface(drv->nlmode))
9702 return -ENOTSUP;
9703
9704 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS);
9705 if (!msg ||
9706 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
9707 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
9708 nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) ||
9709 nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) {
9710 nlmsg_free(msg);
9711 return -ENOBUFS;
9712 }
9713
Hai Shalom899fcc72020-10-19 14:38:18 -07009714 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009715 if (ret)
9716 wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)",
9717 ret, strerror(-ret));
9718 return ret;
9719}
9720
9721
9722static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr)
9723{
9724 struct i802_bss *bss = priv;
9725 struct wpa_driver_nl80211_data *drv = bss->drv;
9726 struct nl_msg *msg;
9727 int ret;
9728
9729 wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
9730
9731 if (!is_sta_interface(drv->nlmode))
9732 return -ENOTSUP;
9733
9734 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) ||
9735 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
9736 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
9737 nlmsg_free(msg);
9738 return -ENOBUFS;
9739 }
9740
Hai Shalom899fcc72020-10-19 14:38:18 -07009741 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009742 if (ret)
9743 wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)",
9744 ret, strerror(-ret));
9745 return ret;
9746}
9747
9748
Dmitry Shmidta38abf92014-03-06 13:38:44 -08009749#ifdef CONFIG_TESTING_OPTIONS
9750static int cmd_reply_handler(struct nl_msg *msg, void *arg)
9751{
9752 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
9753 struct wpabuf *buf = arg;
9754
9755 if (!buf)
9756 return NL_SKIP;
9757
9758 if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
9759 wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
9760 return NL_SKIP;
9761 }
9762
9763 wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
9764 genlmsg_attrlen(gnlh, 0));
9765
9766 return NL_SKIP;
9767}
9768#endif /* CONFIG_TESTING_OPTIONS */
9769
9770
9771static int vendor_reply_handler(struct nl_msg *msg, void *arg)
9772{
9773 struct nlattr *tb[NL80211_ATTR_MAX + 1];
9774 struct nlattr *nl_vendor_reply, *nl;
9775 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
9776 struct wpabuf *buf = arg;
9777 int rem;
9778
9779 if (!buf)
9780 return NL_SKIP;
9781
9782 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
9783 genlmsg_attrlen(gnlh, 0), NULL);
9784 nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
9785
9786 if (!nl_vendor_reply)
9787 return NL_SKIP;
9788
9789 if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
9790 wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
9791 return NL_SKIP;
9792 }
9793
9794 nla_for_each_nested(nl, nl_vendor_reply, rem) {
9795 wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
9796 }
9797
9798 return NL_SKIP;
9799}
9800
9801
9802static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
9803 unsigned int subcmd, const u8 *data,
9804 size_t data_len, struct wpabuf *buf)
9805{
9806 struct i802_bss *bss = priv;
9807 struct wpa_driver_nl80211_data *drv = bss->drv;
9808 struct nl_msg *msg;
9809 int ret;
9810
Dmitry Shmidta38abf92014-03-06 13:38:44 -08009811#ifdef CONFIG_TESTING_OPTIONS
9812 if (vendor_id == 0xffffffff) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009813 msg = nlmsg_alloc();
9814 if (!msg)
9815 return -ENOMEM;
9816
Dmitry Shmidta38abf92014-03-06 13:38:44 -08009817 nl80211_cmd(drv, msg, 0, subcmd);
9818 if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
9819 0)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009820 goto fail;
Hai Shalomb755a2a2020-04-23 21:49:02 -07009821 /* This test vendor_cmd can be used with nl80211 commands that
9822 * need the connect nl_sock, so use the owner-setting variant
9823 * of send_and_recv_msgs(). */
9824 ret = send_and_recv_msgs_owner(drv, msg,
9825 get_connect_handle(bss), 0,
Hai Shalom899fcc72020-10-19 14:38:18 -07009826 cmd_reply_handler, buf,
9827 NULL, NULL);
Dmitry Shmidta38abf92014-03-06 13:38:44 -08009828 if (ret)
9829 wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
9830 ret);
9831 return ret;
9832 }
9833#endif /* CONFIG_TESTING_OPTIONS */
9834
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009835 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) ||
9836 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) ||
9837 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) ||
9838 (data &&
9839 nla_put(msg, NL80211_ATTR_VENDOR_DATA, data_len, data)))
9840 goto fail;
Dmitry Shmidta38abf92014-03-06 13:38:44 -08009841
Hai Shalom899fcc72020-10-19 14:38:18 -07009842 ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf,
9843 NULL, NULL);
Dmitry Shmidta38abf92014-03-06 13:38:44 -08009844 if (ret)
9845 wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
9846 ret);
9847 return ret;
9848
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009849fail:
Dmitry Shmidta38abf92014-03-06 13:38:44 -08009850 nlmsg_free(msg);
9851 return -ENOBUFS;
9852}
9853
9854
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08009855static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
9856 u8 qos_map_set_len)
9857{
9858 struct i802_bss *bss = priv;
9859 struct wpa_driver_nl80211_data *drv = bss->drv;
9860 struct nl_msg *msg;
9861 int ret;
9862
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08009863 wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
9864 qos_map_set, qos_map_set_len);
9865
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009866 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) ||
9867 nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) {
9868 nlmsg_free(msg);
9869 return -ENOBUFS;
9870 }
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08009871
Hai Shalom899fcc72020-10-19 14:38:18 -07009872 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08009873 if (ret)
9874 wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
9875
9876 return ret;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -08009877}
9878
9879
Hai Shalomfdcde762020-04-02 11:19:20 -07009880static int get_wowlan_handler(struct nl_msg *msg, void *arg)
9881{
9882 struct nlattr *tb[NL80211_ATTR_MAX + 1];
9883 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
9884 int *wowlan_enabled = arg;
9885
9886 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
9887 genlmsg_attrlen(gnlh, 0), NULL);
9888
9889 *wowlan_enabled = !!tb[NL80211_ATTR_WOWLAN_TRIGGERS];
9890
9891 return NL_SKIP;
9892}
9893
9894
9895static int nl80211_get_wowlan(void *priv)
9896{
9897 struct i802_bss *bss = priv;
9898 struct wpa_driver_nl80211_data *drv = bss->drv;
9899 struct nl_msg *msg;
9900 int wowlan_enabled;
9901 int ret;
9902
9903 wpa_printf(MSG_DEBUG, "nl80211: Getting wowlan status");
9904
9905 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_WOWLAN);
9906
Hai Shalom899fcc72020-10-19 14:38:18 -07009907 ret = send_and_recv_msgs(drv, msg, get_wowlan_handler, &wowlan_enabled,
9908 NULL, NULL);
Hai Shalomfdcde762020-04-02 11:19:20 -07009909 if (ret) {
9910 wpa_printf(MSG_DEBUG, "nl80211: Getting wowlan status failed");
9911 return 0;
9912 }
9913
9914 wpa_printf(MSG_DEBUG, "nl80211: wowlan is %s",
9915 wowlan_enabled ? "enabled" : "disabled");
9916
9917 return wowlan_enabled;
9918}
9919
9920
Dmitry Shmidtb58836e2014-04-29 14:35:56 -07009921static int nl80211_set_wowlan(void *priv,
9922 const struct wowlan_triggers *triggers)
9923{
9924 struct i802_bss *bss = priv;
9925 struct wpa_driver_nl80211_data *drv = bss->drv;
9926 struct nl_msg *msg;
9927 struct nlattr *wowlan_triggers;
9928 int ret;
9929
Dmitry Shmidtb58836e2014-04-29 14:35:56 -07009930 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
9931
Dmitry Shmidta3dc3092015-06-23 11:21:28 -07009932 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_SET_WOWLAN)) ||
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009933 !(wowlan_triggers = nla_nest_start(msg,
9934 NL80211_ATTR_WOWLAN_TRIGGERS)) ||
9935 (triggers->any &&
9936 nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
9937 (triggers->disconnect &&
9938 nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
9939 (triggers->magic_pkt &&
9940 nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
9941 (triggers->gtk_rekey_failure &&
9942 nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
9943 (triggers->eap_identity_req &&
9944 nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
9945 (triggers->four_way_handshake &&
9946 nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
9947 (triggers->rfkill_release &&
9948 nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) {
9949 nlmsg_free(msg);
9950 return -ENOBUFS;
9951 }
Dmitry Shmidtb58836e2014-04-29 14:35:56 -07009952
9953 nla_nest_end(msg, wowlan_triggers);
9954
Hai Shalom899fcc72020-10-19 14:38:18 -07009955 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtb58836e2014-04-29 14:35:56 -07009956 if (ret)
9957 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
9958
9959 return ret;
Dmitry Shmidtb58836e2014-04-29 14:35:56 -07009960}
9961
9962
Dmitry Shmidtd80a4012015-11-05 16:35:40 -08009963#ifdef CONFIG_DRIVER_NL80211_QCA
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07009964static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
9965{
9966 struct i802_bss *bss = priv;
9967 struct wpa_driver_nl80211_data *drv = bss->drv;
9968 struct nl_msg *msg;
9969 struct nlattr *params;
9970
9971 wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
9972
9973 if (!drv->roaming_vendor_cmd_avail) {
9974 wpa_printf(MSG_DEBUG,
9975 "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
9976 return -1;
9977 }
9978
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -08009979 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9980 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9981 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9982 QCA_NL80211_VENDOR_SUBCMD_ROAMING) ||
9983 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9984 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
9985 allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
9986 QCA_ROAMING_NOT_ALLOWED) ||
9987 (bssid &&
9988 nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) {
9989 nlmsg_free(msg);
9990 return -1;
9991 }
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07009992 nla_nest_end(msg, params);
9993
Hai Shalom899fcc72020-10-19 14:38:18 -07009994 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt661b4f72014-09-29 14:58:27 -07009995}
Dmitry Shmidtd2986c22017-10-23 14:22:09 -07009996
9997
Roshan Pius3a1667e2018-07-03 15:17:14 -07009998static int nl80211_disable_fils(void *priv, int disable)
9999{
10000 struct i802_bss *bss = priv;
10001 struct wpa_driver_nl80211_data *drv = bss->drv;
10002 struct nl_msg *msg;
10003 struct nlattr *params;
10004
10005 wpa_printf(MSG_DEBUG, "nl80211: Disable FILS=%d", disable);
10006
10007 if (!drv->set_wifi_conf_vendor_cmd_avail)
10008 return -1;
10009
10010 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10011 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10012 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10013 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION) ||
10014 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10015 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_CONFIG_DISABLE_FILS,
10016 disable)) {
10017 nlmsg_free(msg);
10018 return -1;
10019 }
10020 nla_nest_end(msg, params);
10021
Hai Shalom899fcc72020-10-19 14:38:18 -070010022 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Roshan Pius3a1667e2018-07-03 15:17:14 -070010023}
10024
10025
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070010026/* Reserved QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID value for wpa_supplicant */
10027#define WPA_SUPPLICANT_CLIENT_ID 1
10028
Hai Shalom899fcc72020-10-19 14:38:18 -070010029static int nl80211_set_bssid_tmp_disallow(void *priv, unsigned int num_bssid,
10030 const u8 *bssid)
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070010031{
10032 struct i802_bss *bss = priv;
10033 struct wpa_driver_nl80211_data *drv = bss->drv;
10034 struct nl_msg *msg;
10035 struct nlattr *params, *nlbssids, *attr;
10036 unsigned int i;
10037
Hai Shalom899fcc72020-10-19 14:38:18 -070010038 wpa_printf(MSG_DEBUG,
10039 "nl80211: Set temporarily disallowed BSSIDs (num=%u)",
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070010040 num_bssid);
10041
10042 if (!drv->roam_vendor_cmd_avail)
10043 return -1;
10044
10045 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10046 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10047 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10048 QCA_NL80211_VENDOR_SUBCMD_ROAM) ||
10049 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10050 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_SUBCMD,
Hai Shalomc3565922019-10-28 11:58:20 -070010051 QCA_WLAN_VENDOR_ROAMING_SUBCMD_SET_BLACKLIST_BSSID) ||
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070010052 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_REQ_ID,
10053 WPA_SUPPLICANT_CLIENT_ID) ||
10054 nla_put_u32(msg,
10055 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_NUM_BSSID,
10056 num_bssid))
10057 goto fail;
10058
10059 nlbssids = nla_nest_start(
10060 msg, QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS);
10061 if (!nlbssids)
10062 goto fail;
10063
10064 for (i = 0; i < num_bssid; i++) {
10065 attr = nla_nest_start(msg, i);
10066 if (!attr)
10067 goto fail;
10068 if (nla_put(msg,
10069 QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS_BSSID,
10070 ETH_ALEN, &bssid[i * ETH_ALEN]))
10071 goto fail;
10072 wpa_printf(MSG_DEBUG, "nl80211: BSSID[%u]: " MACSTR, i,
10073 MAC2STR(&bssid[i * ETH_ALEN]));
10074 nla_nest_end(msg, attr);
10075 }
10076 nla_nest_end(msg, nlbssids);
10077 nla_nest_end(msg, params);
10078
Hai Shalom899fcc72020-10-19 14:38:18 -070010079 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070010080
10081fail:
10082 nlmsg_free(msg);
10083 return -1;
10084}
10085
Hai Shalomc3565922019-10-28 11:58:20 -070010086
10087static int nl80211_add_sta_node(void *priv, const u8 *addr, u16 auth_alg)
10088{
10089 struct i802_bss *bss = priv;
10090 struct wpa_driver_nl80211_data *drv = bss->drv;
10091 struct nl_msg *msg;
10092 struct nlattr *params;
10093
10094 if (!drv->add_sta_node_vendor_cmd_avail)
10095 return -EOPNOTSUPP;
10096
10097 wpa_printf(MSG_DEBUG, "nl80211: Add STA node");
10098
10099 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10100 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10101 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10102 QCA_NL80211_VENDOR_SUBCMD_ADD_STA_NODE) ||
10103 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10104 (addr &&
10105 nla_put(msg, QCA_WLAN_VENDOR_ATTR_ADD_STA_NODE_MAC_ADDR, ETH_ALEN,
10106 addr)) ||
10107 nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ADD_STA_NODE_AUTH_ALGO,
10108 auth_alg)) {
10109 nlmsg_free(msg);
10110 wpa_printf(MSG_ERROR,
10111 "%s: err in adding vendor_cmd and vendor_data",
10112 __func__);
10113 return -1;
10114 }
10115 nla_nest_end(msg, params);
10116
Hai Shalom899fcc72020-10-19 14:38:18 -070010117 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Hai Shalomc3565922019-10-28 11:58:20 -070010118}
10119
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080010120#endif /* CONFIG_DRIVER_NL80211_QCA */
Dmitry Shmidt661b4f72014-09-29 14:58:27 -070010121
10122
10123static int nl80211_set_mac_addr(void *priv, const u8 *addr)
10124{
10125 struct i802_bss *bss = priv;
10126 struct wpa_driver_nl80211_data *drv = bss->drv;
10127 int new_addr = addr != NULL;
10128
Dmitry Shmidt849734c2016-05-27 09:59:01 -070010129 if (TEST_FAIL())
10130 return -1;
10131
Dmitry Shmidt661b4f72014-09-29 14:58:27 -070010132 if (!addr)
10133 addr = drv->perm_addr;
10134
10135 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
10136 return -1;
10137
10138 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
10139 {
10140 wpa_printf(MSG_DEBUG,
10141 "nl80211: failed to set_mac_addr for %s to " MACSTR,
10142 bss->ifname, MAC2STR(addr));
10143 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
10144 1) < 0) {
10145 wpa_printf(MSG_DEBUG,
10146 "nl80211: Could not restore interface UP after failed set_mac_addr");
10147 }
10148 return -1;
10149 }
10150
10151 wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
10152 bss->ifname, MAC2STR(addr));
10153 drv->addr_changed = new_addr;
10154 os_memcpy(bss->addr, addr, ETH_ALEN);
10155
10156 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
10157 {
10158 wpa_printf(MSG_DEBUG,
10159 "nl80211: Could not restore interface UP after set_mac_addr");
10160 }
10161
10162 return 0;
10163}
10164
10165
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010166#ifdef CONFIG_MESH
10167
10168static int wpa_driver_nl80211_init_mesh(void *priv)
10169{
10170 if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) {
10171 wpa_printf(MSG_INFO,
10172 "nl80211: Failed to set interface into mesh mode");
10173 return -1;
10174 }
10175 return 0;
10176}
10177
10178
Dmitry Shmidtff787d52015-01-12 13:01:47 -080010179static int nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id,
10180 size_t mesh_id_len)
10181{
10182 if (mesh_id) {
Hai Shalom74f70d42019-02-11 14:42:39 -080010183 wpa_printf(MSG_DEBUG, " * Mesh ID (SSID)=%s",
10184 wpa_ssid_txt(mesh_id, mesh_id_len));
Dmitry Shmidtff787d52015-01-12 13:01:47 -080010185 return nla_put(msg, NL80211_ATTR_MESH_ID, mesh_id_len, mesh_id);
10186 }
10187
10188 return 0;
10189}
10190
10191
Dmitry Shmidtd13095b2016-08-22 14:02:19 -070010192static int nl80211_put_mesh_config(struct nl_msg *msg,
10193 struct wpa_driver_mesh_bss_params *params)
10194{
10195 struct nlattr *container;
10196
10197 container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
10198 if (!container)
10199 return -1;
10200
10201 if (((params->flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
Roshan Pius3a1667e2018-07-03 15:17:14 -070010202 nla_put_u8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
10203 params->auto_plinks)) ||
Dmitry Shmidtd13095b2016-08-22 14:02:19 -070010204 ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS) &&
10205 nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070010206 params->max_peer_links)) ||
10207 ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_RSSI_THRESHOLD) &&
10208 nla_put_u32(msg, NL80211_MESHCONF_RSSI_THRESHOLD,
10209 params->rssi_threshold)))
Dmitry Shmidtd13095b2016-08-22 14:02:19 -070010210 return -1;
10211
10212 /*
10213 * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
10214 * the timer could disconnect stations even in that case.
10215 */
10216 if ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT) &&
10217 nla_put_u32(msg, NL80211_MESHCONF_PLINK_TIMEOUT,
10218 params->peer_link_timeout)) {
10219 wpa_printf(MSG_ERROR, "nl80211: Failed to set PLINK_TIMEOUT");
10220 return -1;
10221 }
10222
10223 if ((params->flags & WPA_DRIVER_MESH_CONF_FLAG_HT_OP_MODE) &&
10224 nla_put_u16(msg, NL80211_MESHCONF_HT_OPMODE, params->ht_opmode)) {
10225 wpa_printf(MSG_ERROR, "nl80211: Failed to set HT_OP_MODE");
10226 return -1;
10227 }
10228
10229 nla_nest_end(msg, container);
10230
10231 return 0;
10232}
10233
10234
Dmitry Shmidt7f656022015-02-25 14:36:37 -080010235static int nl80211_join_mesh(struct i802_bss *bss,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010236 struct wpa_driver_mesh_join_params *params)
10237{
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010238 struct wpa_driver_nl80211_data *drv = bss->drv;
10239 struct nl_msg *msg;
10240 struct nlattr *container;
Dmitry Shmidt2f74e362015-01-21 13:19:05 -080010241 int ret = -1;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010242
10243 wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex);
10244 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH);
Dmitry Shmidtff787d52015-01-12 13:01:47 -080010245 if (!msg ||
10246 nl80211_put_freq_params(msg, &params->freq) ||
10247 nl80211_put_basic_rates(msg, params->basic_rates) ||
10248 nl80211_put_mesh_id(msg, params->meshid, params->meshid_len) ||
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -070010249 nl80211_put_beacon_int(msg, params->beacon_int) ||
10250 nl80211_put_dtim_period(msg, params->dtim_period))
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010251 goto fail;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010252
10253 wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
10254
10255 container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
10256 if (!container)
10257 goto fail;
10258
10259 if (params->ies) {
10260 wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len);
10261 if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len,
10262 params->ies))
10263 goto fail;
10264 }
10265 /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
10266 if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) {
10267 if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) ||
10268 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH))
10269 goto fail;
10270 }
10271 if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) &&
10272 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE))
10273 goto fail;
10274 if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) &&
10275 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM))
10276 goto fail;
10277 nla_nest_end(msg, container);
10278
Dmitry Shmidtd13095b2016-08-22 14:02:19 -070010279 params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS;
10280 params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_PEER_LINK_TIMEOUT;
10281 params->conf.flags |= WPA_DRIVER_MESH_CONF_FLAG_MAX_PEER_LINKS;
10282 if (nl80211_put_mesh_config(msg, &params->conf) < 0)
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010283 goto fail;
10284
Hai Shalomb755a2a2020-04-23 21:49:02 -070010285 ret = send_and_recv_msgs_owner(drv, msg, get_connect_handle(bss), 1,
Hai Shalom899fcc72020-10-19 14:38:18 -070010286 NULL, NULL, NULL, NULL);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010287 msg = NULL;
10288 if (ret) {
10289 wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)",
10290 ret, strerror(-ret));
10291 goto fail;
10292 }
10293 ret = 0;
Dmitry Shmidtd5ab1b52016-06-21 12:38:41 -070010294 drv->assoc_freq = bss->freq = params->freq.freq;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010295 wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
10296
10297fail:
10298 nlmsg_free(msg);
10299 return ret;
10300}
10301
10302
Dmitry Shmidt7f656022015-02-25 14:36:37 -080010303static int
10304wpa_driver_nl80211_join_mesh(void *priv,
10305 struct wpa_driver_mesh_join_params *params)
10306{
10307 struct i802_bss *bss = priv;
10308 int ret, timeout;
10309
10310 timeout = params->conf.peer_link_timeout;
10311
10312 /* Disable kernel inactivity timer */
10313 if (params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM)
10314 params->conf.peer_link_timeout = 0;
10315
10316 ret = nl80211_join_mesh(bss, params);
10317 if (ret == -EINVAL && params->conf.peer_link_timeout == 0) {
10318 wpa_printf(MSG_DEBUG,
10319 "nl80211: Mesh join retry for peer_link_timeout");
10320 /*
10321 * Old kernel does not support setting
10322 * NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
10323 * into future from peer_link_timeout.
10324 */
10325 params->conf.peer_link_timeout = timeout + 60;
10326 ret = nl80211_join_mesh(priv, params);
10327 }
10328
10329 params->conf.peer_link_timeout = timeout;
10330 return ret;
10331}
10332
10333
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010334static int wpa_driver_nl80211_leave_mesh(void *priv)
10335{
10336 struct i802_bss *bss = priv;
10337 struct wpa_driver_nl80211_data *drv = bss->drv;
10338 struct nl_msg *msg;
10339 int ret;
10340
10341 wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex);
10342 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH);
Hai Shalomb755a2a2020-04-23 21:49:02 -070010343 ret = send_and_recv_msgs_owner(drv, msg, get_connect_handle(bss), 0,
Hai Shalom899fcc72020-10-19 14:38:18 -070010344 NULL, NULL, NULL, NULL);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010345 if (ret) {
10346 wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)",
10347 ret, strerror(-ret));
10348 } else {
10349 wpa_printf(MSG_DEBUG,
10350 "nl80211: mesh leave request send successfully");
10351 }
10352
10353 if (wpa_driver_nl80211_set_mode(drv->first_bss,
10354 NL80211_IFTYPE_STATION)) {
10355 wpa_printf(MSG_INFO,
10356 "nl80211: Failed to set interface into station mode");
10357 }
10358 return ret;
10359}
10360
Hai Shalom81f62d82019-07-22 12:10:00 -070010361
10362static int nl80211_probe_mesh_link(void *priv, const u8 *addr, const u8 *eth,
10363 size_t len)
10364{
10365 struct i802_bss *bss = priv;
10366 struct wpa_driver_nl80211_data *drv = bss->drv;
10367 struct nl_msg *msg;
10368 int ret;
10369
10370 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_PROBE_MESH_LINK);
10371 if (!msg ||
10372 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
10373 nla_put(msg, NL80211_ATTR_FRAME, len, eth)) {
10374 nlmsg_free(msg);
10375 return -ENOBUFS;
10376 }
10377
Hai Shalom899fcc72020-10-19 14:38:18 -070010378 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Hai Shalom81f62d82019-07-22 12:10:00 -070010379 if (ret) {
10380 wpa_printf(MSG_DEBUG, "nl80211: mesh link probe to " MACSTR
10381 " failed: ret=%d (%s)",
10382 MAC2STR(addr), ret, strerror(-ret));
10383 } else {
10384 wpa_printf(MSG_DEBUG, "nl80211: Mesh link to " MACSTR
10385 " probed successfully", MAC2STR(addr));
10386 }
10387
10388 return ret;
10389}
10390
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010391#endif /* CONFIG_MESH */
10392
10393
10394static int wpa_driver_br_add_ip_neigh(void *priv, u8 version,
10395 const u8 *ipaddr, int prefixlen,
10396 const u8 *addr)
10397{
10398#ifdef CONFIG_LIBNL3_ROUTE
10399 struct i802_bss *bss = priv;
10400 struct wpa_driver_nl80211_data *drv = bss->drv;
10401 struct rtnl_neigh *rn;
10402 struct nl_addr *nl_ipaddr = NULL;
10403 struct nl_addr *nl_lladdr = NULL;
10404 int family, addrsize;
10405 int res;
10406
10407 if (!ipaddr || prefixlen == 0 || !addr)
10408 return -EINVAL;
10409
10410 if (bss->br_ifindex == 0) {
10411 wpa_printf(MSG_DEBUG,
10412 "nl80211: bridge must be set before adding an ip neigh to it");
10413 return -1;
10414 }
10415
10416 if (!drv->rtnl_sk) {
10417 wpa_printf(MSG_DEBUG,
10418 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
10419 return -1;
10420 }
10421
10422 if (version == 4) {
10423 family = AF_INET;
10424 addrsize = 4;
10425 } else if (version == 6) {
10426 family = AF_INET6;
10427 addrsize = 16;
10428 } else {
10429 return -EINVAL;
10430 }
10431
10432 rn = rtnl_neigh_alloc();
10433 if (rn == NULL)
10434 return -ENOMEM;
10435
10436 /* set the destination ip address for neigh */
10437 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
10438 if (nl_ipaddr == NULL) {
10439 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
10440 res = -ENOMEM;
10441 goto errout;
10442 }
10443 nl_addr_set_prefixlen(nl_ipaddr, prefixlen);
10444 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
10445 if (res) {
10446 wpa_printf(MSG_DEBUG,
10447 "nl80211: neigh set destination addr failed");
10448 goto errout;
10449 }
10450
10451 /* set the corresponding lladdr for neigh */
10452 nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN);
10453 if (nl_lladdr == NULL) {
10454 wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed");
10455 res = -ENOMEM;
10456 goto errout;
10457 }
10458 rtnl_neigh_set_lladdr(rn, nl_lladdr);
10459
10460 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
10461 rtnl_neigh_set_state(rn, NUD_PERMANENT);
10462
10463 res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE);
10464 if (res) {
10465 wpa_printf(MSG_DEBUG,
10466 "nl80211: Adding bridge ip neigh failed: %s",
Hai Shalomfdcde762020-04-02 11:19:20 -070010467 nl_geterror(res));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010468 }
10469errout:
10470 if (nl_lladdr)
10471 nl_addr_put(nl_lladdr);
10472 if (nl_ipaddr)
10473 nl_addr_put(nl_ipaddr);
10474 if (rn)
10475 rtnl_neigh_put(rn);
10476 return res;
10477#else /* CONFIG_LIBNL3_ROUTE */
10478 return -1;
10479#endif /* CONFIG_LIBNL3_ROUTE */
10480}
10481
10482
10483static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
10484 const u8 *ipaddr)
10485{
10486#ifdef CONFIG_LIBNL3_ROUTE
10487 struct i802_bss *bss = priv;
10488 struct wpa_driver_nl80211_data *drv = bss->drv;
10489 struct rtnl_neigh *rn;
10490 struct nl_addr *nl_ipaddr;
10491 int family, addrsize;
10492 int res;
10493
10494 if (!ipaddr)
10495 return -EINVAL;
10496
10497 if (version == 4) {
10498 family = AF_INET;
10499 addrsize = 4;
10500 } else if (version == 6) {
10501 family = AF_INET6;
10502 addrsize = 16;
10503 } else {
10504 return -EINVAL;
10505 }
10506
10507 if (bss->br_ifindex == 0) {
10508 wpa_printf(MSG_DEBUG,
10509 "nl80211: bridge must be set to delete an ip neigh");
10510 return -1;
10511 }
10512
10513 if (!drv->rtnl_sk) {
10514 wpa_printf(MSG_DEBUG,
10515 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
10516 return -1;
10517 }
10518
10519 rn = rtnl_neigh_alloc();
10520 if (rn == NULL)
10521 return -ENOMEM;
10522
10523 /* set the destination ip address for neigh */
10524 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
10525 if (nl_ipaddr == NULL) {
10526 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
10527 res = -ENOMEM;
10528 goto errout;
10529 }
10530 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
10531 if (res) {
10532 wpa_printf(MSG_DEBUG,
10533 "nl80211: neigh set destination addr failed");
10534 goto errout;
10535 }
10536
10537 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
10538
10539 res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
10540 if (res) {
10541 wpa_printf(MSG_DEBUG,
10542 "nl80211: Deleting bridge ip neigh failed: %s",
Hai Shalomfdcde762020-04-02 11:19:20 -070010543 nl_geterror(res));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010544 }
10545errout:
10546 if (nl_ipaddr)
10547 nl_addr_put(nl_ipaddr);
10548 if (rn)
10549 rtnl_neigh_put(rn);
10550 return res;
10551#else /* CONFIG_LIBNL3_ROUTE */
10552 return -1;
10553#endif /* CONFIG_LIBNL3_ROUTE */
10554}
10555
10556
10557static int linux_write_system_file(const char *path, unsigned int val)
10558{
10559 char buf[50];
10560 int fd, len;
10561
10562 len = os_snprintf(buf, sizeof(buf), "%u\n", val);
10563 if (os_snprintf_error(sizeof(buf), len))
10564 return -1;
10565
10566 fd = open(path, O_WRONLY);
10567 if (fd < 0)
10568 return -1;
10569
10570 if (write(fd, buf, len) < 0) {
10571 wpa_printf(MSG_DEBUG,
10572 "nl80211: Failed to write Linux system file: %s with the value of %d",
10573 path, val);
10574 close(fd);
10575 return -1;
10576 }
10577 close(fd);
10578
10579 return 0;
10580}
10581
10582
10583static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
10584{
10585 switch (attr) {
10586 case DRV_BR_PORT_ATTR_PROXYARP:
Dmitry Shmidt4dd28dc2015-03-10 11:21:43 -070010587 return "proxyarp_wifi";
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010588 case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
10589 return "hairpin_mode";
10590 }
10591
10592 return NULL;
10593}
10594
10595
10596static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
10597 unsigned int val)
10598{
10599 struct i802_bss *bss = priv;
10600 char path[128];
10601 const char *attr_txt;
10602
10603 attr_txt = drv_br_port_attr_str(attr);
10604 if (attr_txt == NULL)
10605 return -EINVAL;
10606
10607 os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
10608 bss->ifname, attr_txt);
10609
10610 if (linux_write_system_file(path, val))
10611 return -1;
10612
10613 return 0;
10614}
10615
10616
10617static const char * drv_br_net_param_str(enum drv_br_net_param param)
10618{
10619 switch (param) {
10620 case DRV_BR_NET_PARAM_GARP_ACCEPT:
10621 return "arp_accept";
Dmitry Shmidt83474442015-04-15 13:47:09 -070010622 default:
10623 return NULL;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010624 }
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010625}
10626
10627
10628static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
10629 unsigned int val)
10630{
10631 struct i802_bss *bss = priv;
10632 char path[128];
10633 const char *param_txt;
10634 int ip_version = 4;
10635
Dmitry Shmidt83474442015-04-15 13:47:09 -070010636 if (param == DRV_BR_MULTICAST_SNOOPING) {
10637 os_snprintf(path, sizeof(path),
10638 "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
10639 bss->brname);
10640 goto set_val;
10641 }
10642
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010643 param_txt = drv_br_net_param_str(param);
10644 if (param_txt == NULL)
10645 return -EINVAL;
10646
10647 switch (param) {
10648 case DRV_BR_NET_PARAM_GARP_ACCEPT:
10649 ip_version = 4;
10650 break;
10651 default:
10652 return -EINVAL;
10653 }
10654
10655 os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
10656 ip_version, bss->brname, param_txt);
10657
Dmitry Shmidt83474442015-04-15 13:47:09 -070010658set_val:
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010659 if (linux_write_system_file(path, val))
10660 return -1;
10661
10662 return 0;
10663}
10664
10665
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080010666#ifdef CONFIG_DRIVER_NL80211_QCA
10667
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010668static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
10669{
10670 switch (hw_mode) {
10671 case HOSTAPD_MODE_IEEE80211B:
10672 return QCA_ACS_MODE_IEEE80211B;
10673 case HOSTAPD_MODE_IEEE80211G:
10674 return QCA_ACS_MODE_IEEE80211G;
10675 case HOSTAPD_MODE_IEEE80211A:
10676 return QCA_ACS_MODE_IEEE80211A;
10677 case HOSTAPD_MODE_IEEE80211AD:
10678 return QCA_ACS_MODE_IEEE80211AD;
Dmitry Shmidtb1e52102015-05-29 12:36:29 -070010679 case HOSTAPD_MODE_IEEE80211ANY:
10680 return QCA_ACS_MODE_IEEE80211ANY;
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010681 default:
10682 return -1;
10683 }
10684}
10685
10686
Ahmed ElArabawy0ff61c52019-12-26 12:38:39 -080010687static int add_acs_ch_list(struct nl_msg *msg, const int *freq_list)
10688{
10689 int num_channels = 0, num_freqs;
10690 u8 *ch_list;
10691 enum hostapd_hw_mode hw_mode;
10692 int ret = 0;
10693 int i;
10694
10695 if (!freq_list)
10696 return 0;
10697
10698 num_freqs = int_array_len(freq_list);
10699 ch_list = os_malloc(sizeof(u8) * num_freqs);
10700 if (!ch_list)
10701 return -1;
10702
10703 for (i = 0; i < num_freqs; i++) {
10704 const int freq = freq_list[i];
10705
10706 if (freq == 0)
10707 break;
10708 /* Send 2.4 GHz and 5 GHz channels with
10709 * QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST to maintain backwards
10710 * compatibility.
10711 */
10712 if (!(freq >= 2412 && freq <= 2484) &&
10713 !(freq >= 5180 && freq <= 5900))
10714 continue;
10715 hw_mode = ieee80211_freq_to_chan(freq, &ch_list[num_channels]);
10716 if (hw_mode != NUM_HOSTAPD_MODES)
10717 num_channels++;
10718 }
10719
10720 if (num_channels)
10721 ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST,
10722 num_channels, ch_list);
10723
10724 os_free(ch_list);
10725 return ret;
10726}
10727
10728
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080010729static int add_acs_freq_list(struct nl_msg *msg, const int *freq_list)
10730{
10731 int i, len, ret;
10732 u32 *freqs;
10733
10734 if (!freq_list)
10735 return 0;
10736 len = int_array_len(freq_list);
10737 freqs = os_malloc(sizeof(u32) * len);
10738 if (!freqs)
10739 return -1;
10740 for (i = 0; i < len; i++)
10741 freqs[i] = freq_list[i];
10742 ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST,
10743 sizeof(u32) * len, freqs);
10744 os_free(freqs);
10745 return ret;
10746}
10747
10748
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010749static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params)
10750{
10751 struct i802_bss *bss = priv;
10752 struct wpa_driver_nl80211_data *drv = bss->drv;
10753 struct nl_msg *msg;
10754 struct nlattr *data;
10755 int ret;
10756 int mode;
10757
10758 mode = hw_mode_to_qca_acs(params->hw_mode);
10759 if (mode < 0)
10760 return -1;
10761
10762 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10763 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10764 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10765 QCA_NL80211_VENDOR_SUBCMD_DO_ACS) ||
10766 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10767 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) ||
10768 (params->ht_enabled &&
10769 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) ||
10770 (params->ht40_enabled &&
Dmitry Shmidtdda10c22015-03-24 16:05:01 -070010771 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED)) ||
10772 (params->vht_enabled &&
10773 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED)) ||
10774 nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH,
10775 params->ch_width) ||
Ahmed ElArabawy0ff61c52019-12-26 12:38:39 -080010776 add_acs_ch_list(msg, params->freq_list) ||
Hai Shalomfdcde762020-04-02 11:19:20 -070010777 add_acs_freq_list(msg, params->freq_list) ||
10778 (params->edmg_enabled &&
10779 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_EDMG_ENABLED))) {
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010780 nlmsg_free(msg);
10781 return -ENOBUFS;
10782 }
10783 nla_nest_end(msg, data);
10784
Dmitry Shmidtdda10c22015-03-24 16:05:01 -070010785 wpa_printf(MSG_DEBUG,
Hai Shalomfdcde762020-04-02 11:19:20 -070010786 "nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d EDMG: %d",
Dmitry Shmidtdda10c22015-03-24 16:05:01 -070010787 params->hw_mode, params->ht_enabled, params->ht40_enabled,
Hai Shalomfdcde762020-04-02 11:19:20 -070010788 params->vht_enabled, params->ch_width, params->edmg_enabled);
Dmitry Shmidtdda10c22015-03-24 16:05:01 -070010789
Hai Shalom899fcc72020-10-19 14:38:18 -070010790 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010791 if (ret) {
10792 wpa_printf(MSG_DEBUG,
10793 "nl80211: Failed to invoke driver ACS function: %s",
Hai Shalomfdcde762020-04-02 11:19:20 -070010794 strerror(-ret));
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080010795 }
10796 return ret;
10797}
10798
10799
Ravi Joshie6ccb162015-07-16 17:45:41 -070010800static int nl80211_set_band(void *priv, enum set_band band)
10801{
10802 struct i802_bss *bss = priv;
10803 struct wpa_driver_nl80211_data *drv = bss->drv;
10804 struct nl_msg *msg;
10805 struct nlattr *data;
10806 int ret;
10807 enum qca_set_band qca_band;
10808
10809 if (!drv->setband_vendor_cmd_avail)
10810 return -1;
10811
10812 switch (band) {
10813 case WPA_SETBAND_AUTO:
10814 qca_band = QCA_SETBAND_AUTO;
10815 break;
10816 case WPA_SETBAND_5G:
10817 qca_band = QCA_SETBAND_5G;
10818 break;
10819 case WPA_SETBAND_2G:
10820 qca_band = QCA_SETBAND_2G;
10821 break;
10822 default:
10823 return -1;
10824 }
10825
10826 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10827 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10828 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10829 QCA_NL80211_VENDOR_SUBCMD_SETBAND) ||
10830 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10831 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE, qca_band)) {
10832 nlmsg_free(msg);
10833 return -ENOBUFS;
10834 }
10835 nla_nest_end(msg, data);
10836
Hai Shalom899fcc72020-10-19 14:38:18 -070010837 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Ravi Joshie6ccb162015-07-16 17:45:41 -070010838 if (ret) {
10839 wpa_printf(MSG_DEBUG,
10840 "nl80211: Driver setband function failed: %s",
Hai Shalomfdcde762020-04-02 11:19:20 -070010841 strerror(-ret));
Ravi Joshie6ccb162015-07-16 17:45:41 -070010842 }
10843 return ret;
10844}
10845
10846
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080010847struct nl80211_pcl {
10848 unsigned int num;
10849 unsigned int *freq_list;
10850};
10851
10852static int preferred_freq_info_handler(struct nl_msg *msg, void *arg)
10853{
10854 struct nlattr *tb[NL80211_ATTR_MAX + 1];
10855 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
10856 struct nl80211_pcl *param = arg;
10857 struct nlattr *nl_vend, *attr;
10858 enum qca_iface_type iface_type;
10859 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
10860 unsigned int num, max_num;
10861 u32 *freqs;
10862
10863 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
10864 genlmsg_attrlen(gnlh, 0), NULL);
10865
10866 nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
10867 if (!nl_vend)
10868 return NL_SKIP;
10869
10870 nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
10871 nla_data(nl_vend), nla_len(nl_vend), NULL);
10872
10873 attr = tb_vendor[
10874 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE];
10875 if (!attr) {
10876 wpa_printf(MSG_ERROR, "nl80211: iface_type couldn't be found");
10877 param->num = 0;
10878 return NL_SKIP;
10879 }
10880
10881 iface_type = (enum qca_iface_type) nla_get_u32(attr);
10882 wpa_printf(MSG_DEBUG, "nl80211: Driver returned iface_type=%d",
10883 iface_type);
10884
10885 attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST];
10886 if (!attr) {
10887 wpa_printf(MSG_ERROR,
10888 "nl80211: preferred_freq_list couldn't be found");
10889 param->num = 0;
10890 return NL_SKIP;
10891 }
10892
10893 /*
10894 * param->num has the maximum number of entries for which there
10895 * is room in the freq_list provided by the caller.
10896 */
10897 freqs = nla_data(attr);
10898 max_num = nla_len(attr) / sizeof(u32);
10899 if (max_num > param->num)
10900 max_num = param->num;
10901 for (num = 0; num < max_num; num++)
10902 param->freq_list[num] = freqs[num];
10903 param->num = num;
10904
10905 return NL_SKIP;
10906}
10907
10908
10909static int nl80211_get_pref_freq_list(void *priv,
10910 enum wpa_driver_if_type if_type,
10911 unsigned int *num,
10912 unsigned int *freq_list)
10913{
10914 struct i802_bss *bss = priv;
10915 struct wpa_driver_nl80211_data *drv = bss->drv;
10916 struct nl_msg *msg;
10917 int ret;
10918 unsigned int i;
10919 struct nlattr *params;
10920 struct nl80211_pcl param;
10921 enum qca_iface_type iface_type;
10922
10923 if (!drv->get_pref_freq_list)
10924 return -1;
10925
10926 switch (if_type) {
10927 case WPA_IF_STATION:
10928 iface_type = QCA_IFACE_TYPE_STA;
10929 break;
10930 case WPA_IF_AP_BSS:
10931 iface_type = QCA_IFACE_TYPE_AP;
10932 break;
10933 case WPA_IF_P2P_GO:
10934 iface_type = QCA_IFACE_TYPE_P2P_GO;
10935 break;
10936 case WPA_IF_P2P_CLIENT:
10937 iface_type = QCA_IFACE_TYPE_P2P_CLIENT;
10938 break;
10939 case WPA_IF_IBSS:
10940 iface_type = QCA_IFACE_TYPE_IBSS;
10941 break;
10942 case WPA_IF_TDLS:
10943 iface_type = QCA_IFACE_TYPE_TDLS;
10944 break;
10945 default:
10946 return -1;
10947 }
10948
10949 param.num = *num;
10950 param.freq_list = freq_list;
10951
10952 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
10953 nla_put_u32(msg, NL80211_ATTR_IFINDEX, drv->ifindex) ||
10954 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
10955 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
10956 QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST) ||
10957 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
10958 nla_put_u32(msg,
10959 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE,
10960 iface_type)) {
10961 wpa_printf(MSG_ERROR,
10962 "%s: err in adding vendor_cmd and vendor_data",
10963 __func__);
10964 nlmsg_free(msg);
10965 return -1;
10966 }
10967 nla_nest_end(msg, params);
10968
10969 os_memset(freq_list, 0, *num * sizeof(freq_list[0]));
Hai Shalom899fcc72020-10-19 14:38:18 -070010970 ret = send_and_recv_msgs(drv, msg, preferred_freq_info_handler, &param,
10971 NULL, NULL);
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080010972 if (ret) {
10973 wpa_printf(MSG_ERROR,
10974 "%s: err in send_and_recv_msgs", __func__);
10975 return ret;
10976 }
10977
10978 *num = param.num;
10979
10980 for (i = 0; i < *num; i++) {
10981 wpa_printf(MSG_DEBUG, "nl80211: preferred_channel_list[%d]=%d",
10982 i, freq_list[i]);
10983 }
10984
10985 return 0;
10986}
10987
10988
10989static int nl80211_set_prob_oper_freq(void *priv, unsigned int freq)
10990{
10991 struct i802_bss *bss = priv;
10992 struct wpa_driver_nl80211_data *drv = bss->drv;
10993 struct nl_msg *msg;
10994 int ret;
10995 struct nlattr *params;
10996
10997 if (!drv->set_prob_oper_freq)
10998 return -1;
10999
11000 wpa_printf(MSG_DEBUG,
11001 "nl80211: Set P2P probable operating freq %u for ifindex %d",
11002 freq, bss->ifindex);
11003
11004 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
11005 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
11006 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
11007 QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL) ||
11008 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
11009 nla_put_u32(msg,
11010 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE,
11011 QCA_IFACE_TYPE_P2P_CLIENT) ||
11012 nla_put_u32(msg,
11013 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ,
11014 freq)) {
11015 wpa_printf(MSG_ERROR,
11016 "%s: err in adding vendor_cmd and vendor_data",
11017 __func__);
11018 nlmsg_free(msg);
11019 return -1;
11020 }
11021 nla_nest_end(msg, params);
11022
Hai Shalom899fcc72020-10-19 14:38:18 -070011023 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080011024 msg = NULL;
11025 if (ret) {
11026 wpa_printf(MSG_ERROR, "%s: err in send_and_recv_msgs",
11027 __func__);
11028 return ret;
11029 }
11030 nlmsg_free(msg);
11031 return 0;
11032}
11033
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -070011034
11035static int nl80211_p2p_lo_start(void *priv, unsigned int freq,
11036 unsigned int period, unsigned int interval,
11037 unsigned int count, const u8 *device_types,
11038 size_t dev_types_len,
11039 const u8 *ies, size_t ies_len)
11040{
11041 struct i802_bss *bss = priv;
11042 struct wpa_driver_nl80211_data *drv = bss->drv;
11043 struct nl_msg *msg;
11044 struct nlattr *container;
11045 int ret;
11046
11047 wpa_printf(MSG_DEBUG,
11048 "nl80211: Start P2P Listen offload: freq=%u, period=%u, interval=%u, count=%u",
11049 freq, period, interval, count);
11050
11051 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
11052 return -1;
11053
11054 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
11055 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
11056 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
11057 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_START))
11058 goto fail;
11059
11060 container = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
11061 if (!container)
11062 goto fail;
11063
11064 if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_CHANNEL,
11065 freq) ||
11066 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_PERIOD,
11067 period) ||
11068 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_INTERVAL,
11069 interval) ||
11070 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_COUNT,
11071 count) ||
11072 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_DEVICE_TYPES,
11073 dev_types_len, device_types) ||
11074 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_VENDOR_IE,
11075 ies_len, ies))
11076 goto fail;
11077
11078 nla_nest_end(msg, container);
Hai Shalom899fcc72020-10-19 14:38:18 -070011079 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -070011080 msg = NULL;
11081 if (ret) {
11082 wpa_printf(MSG_DEBUG,
11083 "nl80211: Failed to send P2P Listen offload vendor command");
11084 goto fail;
11085 }
11086
11087 return 0;
11088
11089fail:
11090 nlmsg_free(msg);
11091 return -1;
11092}
11093
11094
11095static int nl80211_p2p_lo_stop(void *priv)
11096{
11097 struct i802_bss *bss = priv;
11098 struct wpa_driver_nl80211_data *drv = bss->drv;
11099 struct nl_msg *msg;
11100
11101 wpa_printf(MSG_DEBUG, "nl80211: Stop P2P Listen offload");
11102
11103 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
11104 return -1;
11105
11106 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
11107 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
11108 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
11109 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP)) {
11110 nlmsg_free(msg);
11111 return -1;
11112 }
11113
Hai Shalom899fcc72020-10-19 14:38:18 -070011114 return send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -070011115}
11116
Dmitry Shmidt9839ecd2016-11-07 11:05:47 -080011117
11118static int nl80211_set_tdls_mode(void *priv, int tdls_external_control)
11119{
11120 struct i802_bss *bss = priv;
11121 struct wpa_driver_nl80211_data *drv = bss->drv;
11122 struct nl_msg *msg;
11123 struct nlattr *params;
11124 int ret;
11125 u32 tdls_mode;
11126
11127 wpa_printf(MSG_DEBUG,
11128 "nl80211: Set TDKS mode: tdls_external_control=%d",
11129 tdls_external_control);
11130
11131 if (tdls_external_control == 1)
11132 tdls_mode = QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_IMPLICIT |
11133 QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXTERNAL;
11134 else
11135 tdls_mode = QCA_WLAN_VENDOR_TDLS_TRIGGER_MODE_EXPLICIT;
11136
11137 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
11138 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
11139 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
11140 QCA_NL80211_VENDOR_SUBCMD_CONFIGURE_TDLS))
11141 goto fail;
11142
11143 params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
11144 if (!params)
11145 goto fail;
11146
11147 if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TDLS_CONFIG_TRIGGER_MODE,
11148 tdls_mode))
11149 goto fail;
11150
11151 nla_nest_end(msg, params);
11152
Hai Shalom899fcc72020-10-19 14:38:18 -070011153 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidt9839ecd2016-11-07 11:05:47 -080011154 msg = NULL;
11155 if (ret) {
11156 wpa_printf(MSG_ERROR,
11157 "nl80211: Set TDLS mode failed: ret=%d (%s)",
11158 ret, strerror(-ret));
11159 goto fail;
11160 }
11161 return 0;
11162fail:
11163 nlmsg_free(msg);
11164 return -1;
11165}
11166
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070011167
11168#ifdef CONFIG_MBO
11169
11170static enum mbo_transition_reject_reason
11171nl80211_mbo_reject_reason_mapping(enum qca_wlan_btm_candidate_status status)
11172{
11173 switch (status) {
11174 case QCA_STATUS_REJECT_EXCESSIVE_FRAME_LOSS_EXPECTED:
11175 return MBO_TRANSITION_REJECT_REASON_FRAME_LOSS;
11176 case QCA_STATUS_REJECT_EXCESSIVE_DELAY_EXPECTED:
11177 return MBO_TRANSITION_REJECT_REASON_DELAY;
11178 case QCA_STATUS_REJECT_INSUFFICIENT_QOS_CAPACITY:
11179 return MBO_TRANSITION_REJECT_REASON_QOS_CAPACITY;
11180 case QCA_STATUS_REJECT_LOW_RSSI:
11181 return MBO_TRANSITION_REJECT_REASON_RSSI;
11182 case QCA_STATUS_REJECT_HIGH_INTERFERENCE:
11183 return MBO_TRANSITION_REJECT_REASON_INTERFERENCE;
11184 case QCA_STATUS_REJECT_UNKNOWN:
11185 default:
11186 return MBO_TRANSITION_REJECT_REASON_UNSPECIFIED;
11187 }
11188}
11189
11190
11191static void nl80211_parse_btm_candidate_info(struct candidate_list *candidate,
11192 struct nlattr *tb[], int num)
11193{
11194 enum qca_wlan_btm_candidate_status status;
11195 char buf[50];
11196
11197 os_memcpy(candidate->bssid,
11198 nla_data(tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID]),
11199 ETH_ALEN);
11200
11201 status = nla_get_u32(
11202 tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS]);
11203 candidate->is_accept = status == QCA_STATUS_ACCEPT;
11204 candidate->reject_reason = nl80211_mbo_reject_reason_mapping(status);
11205
11206 if (candidate->is_accept)
11207 os_snprintf(buf, sizeof(buf), "Accepted");
11208 else
11209 os_snprintf(buf, sizeof(buf),
11210 "Rejected, Reject_reason: %d",
11211 candidate->reject_reason);
11212 wpa_printf(MSG_DEBUG, "nl80211: BSSID[%d]: " MACSTR " %s",
11213 num, MAC2STR(candidate->bssid), buf);
11214}
11215
11216
11217static int
11218nl80211_get_bss_transition_status_handler(struct nl_msg *msg, void *arg)
11219{
11220 struct wpa_bss_candidate_info *info = arg;
11221 struct candidate_list *candidate = info->candidates;
11222 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
11223 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
11224 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX + 1];
11225 static struct nla_policy policy[
11226 QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX + 1] = {
11227 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID] = {
11228 .minlen = ETH_ALEN
11229 },
11230 [QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS] = {
11231 .type = NLA_U32,
11232 },
11233 };
11234 struct nlattr *attr;
11235 int rem;
11236 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
11237 u8 num;
11238
11239 num = info->num; /* number of candidates sent to driver */
11240 info->num = 0;
11241 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
11242 genlmsg_attrlen(gnlh, 0), NULL);
11243
11244 if (!tb_msg[NL80211_ATTR_VENDOR_DATA] ||
11245 nla_parse_nested(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
11246 tb_msg[NL80211_ATTR_VENDOR_DATA], NULL) ||
11247 !tb_vendor[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO])
11248 return NL_SKIP;
11249
11250 wpa_printf(MSG_DEBUG,
11251 "nl80211: WNM Candidate list received from driver");
11252 nla_for_each_nested(attr,
11253 tb_vendor[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO],
11254 rem) {
11255 if (info->num >= num ||
11256 nla_parse_nested(
11257 tb, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_MAX,
11258 attr, policy) ||
11259 !tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID] ||
11260 !tb[QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_STATUS])
11261 break;
11262
11263 nl80211_parse_btm_candidate_info(candidate, tb, info->num);
11264
11265 candidate++;
11266 info->num++;
11267 }
11268
11269 return NL_SKIP;
11270}
11271
11272
11273static struct wpa_bss_candidate_info *
11274nl80211_get_bss_transition_status(void *priv, struct wpa_bss_trans_info *params)
11275{
11276 struct i802_bss *bss = priv;
11277 struct wpa_driver_nl80211_data *drv = bss->drv;
11278 struct nl_msg *msg;
11279 struct nlattr *attr, *attr1, *attr2;
11280 struct wpa_bss_candidate_info *info;
11281 u8 i;
11282 int ret;
11283 u8 *pos;
11284
11285 if (!drv->fetch_bss_trans_status)
11286 return NULL;
11287
11288 info = os_zalloc(sizeof(*info));
11289 if (!info)
11290 return NULL;
11291 /* Allocate memory for number of candidates sent to driver */
11292 info->candidates = os_calloc(params->n_candidates,
11293 sizeof(*info->candidates));
11294 if (!info->candidates) {
11295 os_free(info);
11296 return NULL;
11297 }
11298
11299 /* Copy the number of candidates being sent to driver. This is used in
11300 * nl80211_get_bss_transition_status_handler() to limit the number of
11301 * candidates that can be populated in info->candidates and will be
11302 * later overwritten with the actual number of candidates received from
11303 * the driver.
11304 */
11305 info->num = params->n_candidates;
11306
11307 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
11308 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
11309 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
11310 QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS))
11311 goto fail;
11312
11313 attr = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
11314 if (!attr)
11315 goto fail;
11316
11317 if (nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_BTM_MBO_TRANSITION_REASON,
11318 params->mbo_transition_reason))
11319 goto fail;
11320
11321 attr1 = nla_nest_start(msg, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO);
11322 if (!attr1)
11323 goto fail;
11324
11325 wpa_printf(MSG_DEBUG,
11326 "nl80211: WNM Candidate list info sending to driver: mbo_transition_reason: %d n_candidates: %d",
11327 params->mbo_transition_reason, params->n_candidates);
11328 pos = params->bssid;
11329 for (i = 0; i < params->n_candidates; i++) {
11330 wpa_printf(MSG_DEBUG, "nl80211: BSSID[%d]: " MACSTR, i,
11331 MAC2STR(pos));
11332 attr2 = nla_nest_start(msg, i);
11333 if (!attr2 ||
11334 nla_put(msg, QCA_WLAN_VENDOR_ATTR_BTM_CANDIDATE_INFO_BSSID,
11335 ETH_ALEN, pos))
11336 goto fail;
11337 pos += ETH_ALEN;
11338 nla_nest_end(msg, attr2);
11339 }
11340
11341 nla_nest_end(msg, attr1);
11342 nla_nest_end(msg, attr);
11343
11344 ret = send_and_recv_msgs(drv, msg,
11345 nl80211_get_bss_transition_status_handler,
Hai Shalom899fcc72020-10-19 14:38:18 -070011346 info, NULL, NULL);
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070011347 msg = NULL;
11348 if (ret) {
11349 wpa_printf(MSG_ERROR,
11350 "nl80211: WNM Get BSS transition status failed: ret=%d (%s)",
11351 ret, strerror(-ret));
11352 goto fail;
11353 }
11354 return info;
11355
11356fail:
11357 nlmsg_free(msg);
11358 os_free(info->candidates);
11359 os_free(info);
11360 return NULL;
11361}
11362
11363
11364/**
11365 * nl80211_ignore_assoc_disallow - Configure driver to ignore assoc_disallow
11366 * @priv: Pointer to private driver data from wpa_driver_nl80211_init()
11367 * @ignore_assoc_disallow: 0 to not ignore, 1 to ignore
11368 * Returns: 0 on success, -1 on failure
11369 */
11370static int nl80211_ignore_assoc_disallow(void *priv, int ignore_disallow)
11371{
11372 struct i802_bss *bss = priv;
11373 struct wpa_driver_nl80211_data *drv = bss->drv;
11374 struct nl_msg *msg;
11375 struct nlattr *attr;
11376 int ret = -1;
11377
11378 if (!drv->set_wifi_conf_vendor_cmd_avail)
11379 return -1;
11380
11381 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
11382 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
11383 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
11384 QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION))
11385 goto fail;
11386
11387 attr = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
11388 if (!attr)
11389 goto fail;
11390
11391 wpa_printf(MSG_DEBUG, "nl80211: Set ignore_assoc_disallow %d",
11392 ignore_disallow);
11393 if (nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_CONFIG_IGNORE_ASSOC_DISALLOWED,
11394 ignore_disallow))
11395 goto fail;
11396
11397 nla_nest_end(msg, attr);
11398
Hai Shalom899fcc72020-10-19 14:38:18 -070011399 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070011400 msg = NULL;
11401 if (ret) {
11402 wpa_printf(MSG_ERROR,
11403 "nl80211: Set ignore_assoc_disallow failed: ret=%d (%s)",
11404 ret, strerror(-ret));
11405 goto fail;
11406 }
11407
11408fail:
11409 nlmsg_free(msg);
11410 return ret;
11411}
11412
11413#endif /* CONFIG_MBO */
11414
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080011415#endif /* CONFIG_DRIVER_NL80211_QCA */
11416
11417
Dmitry Shmidt849734c2016-05-27 09:59:01 -070011418static int nl80211_write_to_file(const char *name, unsigned int val)
11419{
11420 int fd, len;
11421 char tmp[128];
Hai Shalomc3565922019-10-28 11:58:20 -070011422 int ret = 0;
Dmitry Shmidt849734c2016-05-27 09:59:01 -070011423
11424 fd = open(name, O_RDWR);
11425 if (fd < 0) {
Hai Shalomc3565922019-10-28 11:58:20 -070011426 int level;
11427 /*
11428 * Flags may not exist on older kernels, or while we're tearing
11429 * down a disappearing device.
11430 */
11431 if (errno == ENOENT) {
11432 ret = 0;
11433 level = MSG_DEBUG;
11434 } else {
11435 ret = -1;
11436 level = MSG_ERROR;
11437 }
11438 wpa_printf(level, "nl80211: Failed to open %s: %s",
Dmitry Shmidt849734c2016-05-27 09:59:01 -070011439 name, strerror(errno));
Hai Shalomc3565922019-10-28 11:58:20 -070011440 return ret;
Dmitry Shmidt849734c2016-05-27 09:59:01 -070011441 }
11442
11443 len = os_snprintf(tmp, sizeof(tmp), "%u\n", val);
11444 len = write(fd, tmp, len);
Hai Shalomc3565922019-10-28 11:58:20 -070011445 if (len < 0) {
11446 ret = -1;
Dmitry Shmidt849734c2016-05-27 09:59:01 -070011447 wpa_printf(MSG_ERROR, "nl80211: Failed to write to %s: %s",
11448 name, strerror(errno));
Hai Shalomc3565922019-10-28 11:58:20 -070011449 }
Dmitry Shmidt849734c2016-05-27 09:59:01 -070011450 close(fd);
11451
Hai Shalomc3565922019-10-28 11:58:20 -070011452 return ret;
Dmitry Shmidt849734c2016-05-27 09:59:01 -070011453}
11454
11455
11456static int nl80211_configure_data_frame_filters(void *priv, u32 filter_flags)
11457{
11458 struct i802_bss *bss = priv;
11459 char path[128];
11460 int ret;
11461
11462 wpa_printf(MSG_DEBUG, "nl80211: Data frame filter flags=0x%x",
11463 filter_flags);
11464
11465 /* Configure filtering of unicast frame encrypted using GTK */
11466 ret = os_snprintf(path, sizeof(path),
11467 "/proc/sys/net/ipv4/conf/%s/drop_unicast_in_l2_multicast",
11468 bss->ifname);
11469 if (os_snprintf_error(sizeof(path), ret))
11470 return -1;
11471
11472 ret = nl80211_write_to_file(path,
11473 !!(filter_flags &
11474 WPA_DATA_FRAME_FILTER_FLAG_GTK));
11475 if (ret) {
11476 wpa_printf(MSG_ERROR,
11477 "nl80211: Failed to set IPv4 unicast in multicast filter");
11478 return ret;
11479 }
11480
11481 os_snprintf(path, sizeof(path),
11482 "/proc/sys/net/ipv6/conf/%s/drop_unicast_in_l2_multicast",
11483 bss->ifname);
11484 ret = nl80211_write_to_file(path,
11485 !!(filter_flags &
11486 WPA_DATA_FRAME_FILTER_FLAG_GTK));
11487
11488 if (ret) {
11489 wpa_printf(MSG_ERROR,
11490 "nl80211: Failed to set IPv6 unicast in multicast filter");
11491 return ret;
11492 }
11493
11494 /* Configure filtering of unicast frame encrypted using GTK */
11495 os_snprintf(path, sizeof(path),
11496 "/proc/sys/net/ipv4/conf/%s/drop_gratuitous_arp",
11497 bss->ifname);
11498 ret = nl80211_write_to_file(path,
11499 !!(filter_flags &
11500 WPA_DATA_FRAME_FILTER_FLAG_ARP));
11501 if (ret) {
11502 wpa_printf(MSG_ERROR,
11503 "nl80211: Failed set gratuitous ARP filter");
11504 return ret;
11505 }
11506
11507 /* Configure filtering of IPv6 NA frames */
11508 os_snprintf(path, sizeof(path),
11509 "/proc/sys/net/ipv6/conf/%s/drop_unsolicited_na",
11510 bss->ifname);
11511 ret = nl80211_write_to_file(path,
11512 !!(filter_flags &
11513 WPA_DATA_FRAME_FILTER_FLAG_NA));
11514 if (ret) {
11515 wpa_printf(MSG_ERROR,
11516 "nl80211: Failed to set unsolicited NA filter");
11517 return ret;
11518 }
11519
11520 return 0;
11521}
11522
11523
Dmitry Shmidtd5ab1b52016-06-21 12:38:41 -070011524static int nl80211_get_ext_capab(void *priv, enum wpa_driver_if_type type,
11525 const u8 **ext_capa, const u8 **ext_capa_mask,
11526 unsigned int *ext_capa_len)
11527{
11528 struct i802_bss *bss = priv;
11529 struct wpa_driver_nl80211_data *drv = bss->drv;
11530 enum nl80211_iftype nlmode;
11531 unsigned int i;
11532
11533 if (!ext_capa || !ext_capa_mask || !ext_capa_len)
11534 return -1;
11535
11536 nlmode = wpa_driver_nl80211_if_type(type);
11537
11538 /* By default, use the per-radio values */
11539 *ext_capa = drv->extended_capa;
11540 *ext_capa_mask = drv->extended_capa_mask;
11541 *ext_capa_len = drv->extended_capa_len;
11542
11543 /* Replace the default value if a per-interface type value exists */
11544 for (i = 0; i < drv->num_iface_ext_capa; i++) {
11545 if (nlmode == drv->iface_ext_capa[i].iftype) {
11546 *ext_capa = drv->iface_ext_capa[i].ext_capa;
11547 *ext_capa_mask = drv->iface_ext_capa[i].ext_capa_mask;
11548 *ext_capa_len = drv->iface_ext_capa[i].ext_capa_len;
11549 break;
11550 }
11551 }
11552
11553 return 0;
11554}
11555
11556
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070011557static int nl80211_update_connection_params(
11558 void *priv, struct wpa_driver_associate_params *params,
11559 enum wpa_drv_update_connect_params_mask mask)
11560{
11561 struct i802_bss *bss = priv;
11562 struct wpa_driver_nl80211_data *drv = bss->drv;
11563 struct nl_msg *msg;
11564 int ret = -1;
11565 enum nl80211_auth_type type;
11566
Hai Shalomc3565922019-10-28 11:58:20 -070011567 /* Update Connection Params is intended for drivers that implement
11568 * internal SME and expect these updated connection params from
11569 * wpa_supplicant. Do not send this request for the drivers using
11570 * SME from wpa_supplicant.
11571 */
11572 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
11573 return 0;
11574
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070011575 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_CONNECT_PARAMS);
11576 if (!msg)
11577 goto fail;
11578
11579 wpa_printf(MSG_DEBUG, "nl80211: Update connection params (ifindex=%d)",
11580 drv->ifindex);
11581
11582 if ((mask & WPA_DRV_UPDATE_ASSOC_IES) && params->wpa_ie) {
11583 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
11584 params->wpa_ie))
11585 goto fail;
11586 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie,
11587 params->wpa_ie_len);
11588 }
11589
11590 if (mask & WPA_DRV_UPDATE_AUTH_TYPE) {
11591 type = get_nl_auth_type(params->auth_alg);
11592 if (type == NL80211_AUTHTYPE_MAX ||
11593 nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
11594 goto fail;
11595 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
11596 }
11597
11598 if ((mask & WPA_DRV_UPDATE_FILS_ERP_INFO) &&
11599 nl80211_put_fils_connect_params(drv, params, msg))
11600 goto fail;
11601
Hai Shalom899fcc72020-10-19 14:38:18 -070011602 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070011603 msg = NULL;
11604 if (ret)
11605 wpa_dbg(drv->ctx, MSG_DEBUG,
11606 "nl80211: Update connect params command failed: ret=%d (%s)",
11607 ret, strerror(-ret));
11608
11609fail:
11610 nlmsg_free(msg);
11611 return ret;
11612}
11613
11614
Roshan Pius3a1667e2018-07-03 15:17:14 -070011615static int nl80211_send_external_auth_status(void *priv,
11616 struct external_auth *params)
11617{
11618 struct i802_bss *bss = priv;
11619 struct wpa_driver_nl80211_data *drv = bss->drv;
11620 struct nl_msg *msg = NULL;
11621 int ret = -1;
11622
Hai Shalom5f92bc92019-04-18 11:54:11 -070011623 /* External auth command/status is intended for drivers that implement
Ahmed ElArabawy0ff61c52019-12-26 12:38:39 -080011624 * internal SME but want to offload authentication processing (e.g.,
11625 * SAE) to hostapd/wpa_supplicant. Do not send the status to drivers
Hai Shalom5f92bc92019-04-18 11:54:11 -070011626 * which do not support AP SME or use wpa_supplicant/hostapd SME.
11627 */
Hai Shalom81f62d82019-07-22 12:10:00 -070011628 if ((is_ap_interface(drv->nlmode) && !bss->drv->device_ap_sme) ||
Hai Shalom5f92bc92019-04-18 11:54:11 -070011629 (drv->capa.flags & WPA_DRIVER_FLAGS_SME))
11630 return -1;
11631
Roshan Pius3a1667e2018-07-03 15:17:14 -070011632 wpa_dbg(drv->ctx, MSG_DEBUG,
11633 "nl80211: External auth status: %u", params->status);
11634
11635 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_EXTERNAL_AUTH);
11636 if (!msg ||
11637 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, params->status) ||
Hai Shalom5f92bc92019-04-18 11:54:11 -070011638 (params->ssid && params->ssid_len &&
11639 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid)) ||
11640 (params->pmkid &&
11641 nla_put(msg, NL80211_ATTR_PMKID, PMKID_LEN, params->pmkid)) ||
11642 (params->bssid &&
11643 nla_put(msg, NL80211_ATTR_BSSID, ETH_ALEN, params->bssid)))
Roshan Pius3a1667e2018-07-03 15:17:14 -070011644 goto fail;
Hai Shalom899fcc72020-10-19 14:38:18 -070011645 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Roshan Pius3a1667e2018-07-03 15:17:14 -070011646 msg = NULL;
11647 if (ret) {
11648 wpa_printf(MSG_DEBUG,
11649 "nl80211: External Auth status update failed: ret=%d (%s)",
11650 ret, strerror(-ret));
11651 goto fail;
11652 }
11653fail:
11654 nlmsg_free(msg);
11655 return ret;
11656}
11657
11658
Hai Shalom74f70d42019-02-11 14:42:39 -080011659static int nl80211_set_4addr_mode(void *priv, const char *bridge_ifname,
11660 int val)
11661{
11662 struct i802_bss *bss = priv;
11663 struct wpa_driver_nl80211_data *drv = bss->drv;
11664 struct nl_msg *msg;
11665 int ret = -ENOBUFS;
11666
11667 wpa_printf(MSG_DEBUG, "nl80211: %s 4addr mode (bridge_ifname: %s)",
11668 val ? "Enable" : "Disable", bridge_ifname);
11669
11670 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
11671 if (!msg || nla_put_u8(msg, NL80211_ATTR_4ADDR, val))
11672 goto fail;
11673
11674 if (bridge_ifname[0] && bss->added_if_into_bridge && !val) {
11675 if (linux_br_del_if(drv->global->ioctl_sock,
11676 bridge_ifname, bss->ifname)) {
11677 wpa_printf(MSG_ERROR,
11678 "nl80211: Failed to remove interface %s from bridge %s",
11679 bss->ifname, bridge_ifname);
11680 return -1;
11681 }
11682 bss->added_if_into_bridge = 0;
11683 }
11684
Hai Shalom899fcc72020-10-19 14:38:18 -070011685 ret = send_and_recv_msgs(drv, msg, NULL, NULL, NULL, NULL);
Hai Shalom74f70d42019-02-11 14:42:39 -080011686 msg = NULL;
11687 if (!ret) {
11688 if (bridge_ifname[0] && val &&
11689 i802_check_bridge(drv, bss, bridge_ifname, bss->ifname) < 0)
11690 return -1;
11691 return 0;
11692 }
11693
11694fail:
11695 nlmsg_free(msg);
11696 wpa_printf(MSG_ERROR, "nl80211: Failed to enable/disable 4addr");
11697
11698 return ret;
11699}
11700
11701
Hai Shalome21d4e82020-04-29 16:34:06 -070011702#ifdef CONFIG_DPP
11703static int nl80211_dpp_listen(void *priv, bool enable)
11704{
11705 struct i802_bss *bss = priv;
11706 struct wpa_driver_nl80211_data *drv = bss->drv;
11707 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
11708 struct nl_sock *handle;
11709
11710 if (!drv->multicast_registrations || !bss->nl_mgmt)
11711 return 0; /* cannot do more than hope broadcast RX works */
11712
11713 wpa_printf(MSG_DEBUG,
11714 "nl80211: Update DPP Public Action frame registration (%s multicast RX)",
11715 enable ? "enable" : "disable");
11716 handle = (void *) (((intptr_t) bss->nl_mgmt) ^ ELOOP_SOCKET_INVALID);
11717 return nl80211_register_frame(bss, handle, type,
11718 (u8 *) "\x04\x09\x50\x6f\x9a\x1a", 6,
11719 enable);
11720}
11721#endif /* CONFIG_DPP */
11722
11723
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011724const struct wpa_driver_ops wpa_driver_nl80211_ops = {
11725 .name = "nl80211",
11726 .desc = "Linux nl80211/cfg80211",
11727 .get_bssid = wpa_driver_nl80211_get_bssid,
11728 .get_ssid = wpa_driver_nl80211_get_ssid,
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -080011729 .set_key = driver_nl80211_set_key,
11730 .scan2 = driver_nl80211_scan2,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080011731 .sched_scan = wpa_driver_nl80211_sched_scan,
11732 .stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011733 .get_scan_results2 = wpa_driver_nl80211_get_scan_results,
Dmitry Shmidtd7ff03d2015-12-04 14:49:35 -080011734 .abort_scan = wpa_driver_nl80211_abort_scan,
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -080011735 .deauthenticate = driver_nl80211_deauthenticate,
11736 .authenticate = driver_nl80211_authenticate,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011737 .associate = wpa_driver_nl80211_associate,
11738 .global_init = nl80211_global_init,
11739 .global_deinit = nl80211_global_deinit,
11740 .init2 = wpa_driver_nl80211_init,
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -080011741 .deinit = driver_nl80211_deinit,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011742 .get_capa = wpa_driver_nl80211_get_capa,
11743 .set_operstate = wpa_driver_nl80211_set_operstate,
11744 .set_supp_port = wpa_driver_nl80211_set_supp_port,
11745 .set_country = wpa_driver_nl80211_set_country,
Dmitry Shmidtcce06662013-11-04 18:44:24 -080011746 .get_country = wpa_driver_nl80211_get_country,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080011747 .set_ap = wpa_driver_nl80211_set_ap,
Dmitry Shmidt8bae4132013-06-06 11:25:10 -070011748 .set_acl = wpa_driver_nl80211_set_acl,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011749 .if_add = wpa_driver_nl80211_if_add,
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -080011750 .if_remove = driver_nl80211_if_remove,
11751 .send_mlme = driver_nl80211_send_mlme,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080011752 .get_hw_feature_data = nl80211_get_hw_feature_data,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011753 .sta_add = wpa_driver_nl80211_sta_add,
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -080011754 .sta_remove = driver_nl80211_sta_remove,
Hai Shalomfdcde762020-04-02 11:19:20 -070011755 .tx_control_port = nl80211_tx_control_port,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011756 .hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
11757 .sta_set_flags = wpa_driver_nl80211_sta_set_flags,
Hai Shalom81f62d82019-07-22 12:10:00 -070011758 .sta_set_airtime_weight = driver_nl80211_sta_set_airtime_weight,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011759 .hapd_init = i802_init,
11760 .hapd_deinit = i802_deinit,
Jouni Malinen75ecf522011-06-27 15:19:46 -070011761 .set_wds_sta = i802_set_wds_sta,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011762 .get_seqnum = i802_get_seqnum,
11763 .flush = i802_flush,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011764 .get_inact_sec = i802_get_inact_sec,
11765 .sta_clear_stats = i802_sta_clear_stats,
11766 .set_rts = i802_set_rts,
11767 .set_frag = i802_set_frag,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011768 .set_tx_queue_params = i802_set_tx_queue_params,
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -080011769 .set_sta_vlan = driver_nl80211_set_sta_vlan,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011770 .sta_deauth = i802_sta_deauth,
11771 .sta_disassoc = i802_sta_disassoc,
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -080011772 .read_sta_data = driver_nl80211_read_sta_data,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011773 .set_freq = i802_set_freq,
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -080011774 .send_action = driver_nl80211_send_action,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011775 .send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait,
11776 .remain_on_channel = wpa_driver_nl80211_remain_on_channel,
11777 .cancel_remain_on_channel =
11778 wpa_driver_nl80211_cancel_remain_on_channel,
Dmitry Shmidt4b9d52f2013-02-05 17:44:43 -080011779 .probe_req_report = driver_nl80211_probe_req_report,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011780 .deinit_ap = wpa_driver_nl80211_deinit_ap,
Dmitry Shmidt04949592012-07-19 12:16:46 -070011781 .deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011782 .resume = wpa_driver_nl80211_resume,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011783 .signal_monitor = nl80211_signal_monitor,
11784 .signal_poll = nl80211_signal_poll,
Hai Shalom74f70d42019-02-11 14:42:39 -080011785 .channel_info = nl80211_channel_info,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011786 .set_param = nl80211_set_param,
11787 .get_radio_name = nl80211_get_radio_name,
Jouni Malinen75ecf522011-06-27 15:19:46 -070011788 .add_pmkid = nl80211_add_pmkid,
11789 .remove_pmkid = nl80211_remove_pmkid,
11790 .flush_pmkid = nl80211_flush_pmkid,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080011791 .set_rekey_info = nl80211_set_rekey_info,
11792 .poll_client = nl80211_poll_client,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080011793 .set_p2p_powersave = nl80211_set_p2p_powersave,
Dmitry Shmidtea69e842013-05-13 14:52:28 -070011794 .start_dfs_cac = nl80211_start_radar_detection,
11795 .stop_ap = wpa_driver_nl80211_stop_ap,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080011796#ifdef CONFIG_TDLS
11797 .send_tdls_mgmt = nl80211_send_tdls_mgmt,
11798 .tdls_oper = nl80211_tdls_oper,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080011799 .tdls_enable_channel_switch = nl80211_tdls_enable_channel_switch,
11800 .tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080011801#endif /* CONFIG_TDLS */
Dmitry Shmidt700a1372013-03-15 14:14:44 -070011802 .update_ft_ies = wpa_driver_nl80211_update_ft_ies,
Hai Shalom81f62d82019-07-22 12:10:00 -070011803 .update_dh_ie = nl80211_update_dh_ie,
Dmitry Shmidt34af3062013-07-11 10:46:32 -070011804 .get_mac_addr = wpa_driver_nl80211_get_macaddr,
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -070011805 .get_survey = wpa_driver_nl80211_get_survey,
Dmitry Shmidt56052862013-10-04 10:23:25 -070011806 .status = wpa_driver_nl80211_status,
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -080011807 .switch_channel = nl80211_switch_channel,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080011808#ifdef ANDROID_P2P
Dmitry Shmidt6e933c12011-09-27 12:29:26 -070011809 .set_noa = wpa_driver_set_p2p_noa,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080011810 .get_noa = wpa_driver_get_p2p_noa,
Dmitry Shmidt6e933c12011-09-27 12:29:26 -070011811 .set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie,
Dmitry Shmidt292b0c32013-11-22 12:54:42 -080011812#endif /* ANDROID_P2P */
Dmitry Shmidt738a26e2011-07-07 14:22:14 -070011813#ifdef ANDROID
Dmitry Shmidt41712582015-06-29 11:02:15 -070011814#ifndef ANDROID_LIB_STUB
Dmitry Shmidt738a26e2011-07-07 14:22:14 -070011815 .driver_cmd = wpa_driver_nl80211_driver_cmd,
Dmitry Shmidt41712582015-06-29 11:02:15 -070011816#endif /* !ANDROID_LIB_STUB */
Dmitry Shmidt292b0c32013-11-22 12:54:42 -080011817#endif /* ANDROID */
Dmitry Shmidta38abf92014-03-06 13:38:44 -080011818 .vendor_cmd = nl80211_vendor_cmd,
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -080011819 .set_qos_map = nl80211_set_qos_map,
Hai Shalomfdcde762020-04-02 11:19:20 -070011820 .get_wowlan = nl80211_get_wowlan,
Dmitry Shmidtb58836e2014-04-29 14:35:56 -070011821 .set_wowlan = nl80211_set_wowlan,
Dmitry Shmidt661b4f72014-09-29 14:58:27 -070011822 .set_mac_addr = nl80211_set_mac_addr,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080011823#ifdef CONFIG_MESH
11824 .init_mesh = wpa_driver_nl80211_init_mesh,
11825 .join_mesh = wpa_driver_nl80211_join_mesh,
11826 .leave_mesh = wpa_driver_nl80211_leave_mesh,
Hai Shalom81f62d82019-07-22 12:10:00 -070011827 .probe_mesh_link = nl80211_probe_mesh_link,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080011828#endif /* CONFIG_MESH */
11829 .br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
11830 .br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
11831 .br_port_set_attr = wpa_driver_br_port_set_attr,
11832 .br_set_net_param = wpa_driver_br_set_net_param,
11833 .add_tx_ts = nl80211_add_ts,
11834 .del_tx_ts = nl80211_del_ts,
Dmitry Shmidte4663042016-04-04 10:07:49 -070011835 .get_ifindex = nl80211_get_ifindex,
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080011836#ifdef CONFIG_DRIVER_NL80211_QCA
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -070011837 .roaming = nl80211_roaming,
Roshan Pius3a1667e2018-07-03 15:17:14 -070011838 .disable_fils = nl80211_disable_fils,
Dmitry Shmidt6c0da2b2015-01-05 13:08:17 -080011839 .do_acs = wpa_driver_do_acs,
Ravi Joshie6ccb162015-07-16 17:45:41 -070011840 .set_band = nl80211_set_band,
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080011841 .get_pref_freq_list = nl80211_get_pref_freq_list,
11842 .set_prob_oper_freq = nl80211_set_prob_oper_freq,
Dmitry Shmidt58d12ad2016-07-28 10:07:03 -070011843 .p2p_lo_start = nl80211_p2p_lo_start,
11844 .p2p_lo_stop = nl80211_p2p_lo_stop,
Dmitry Shmidt7f2c7532016-08-15 09:48:12 -070011845 .set_default_scan_ies = nl80211_set_default_scan_ies,
Dmitry Shmidt9839ecd2016-11-07 11:05:47 -080011846 .set_tdls_mode = nl80211_set_tdls_mode,
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070011847#ifdef CONFIG_MBO
11848 .get_bss_transition_status = nl80211_get_bss_transition_status,
11849 .ignore_assoc_disallow = nl80211_ignore_assoc_disallow,
11850#endif /* CONFIG_MBO */
Hai Shalom899fcc72020-10-19 14:38:18 -070011851 .set_bssid_tmp_disallow = nl80211_set_bssid_tmp_disallow,
Hai Shalomc3565922019-10-28 11:58:20 -070011852 .add_sta_node = nl80211_add_sta_node,
Dmitry Shmidtd80a4012015-11-05 16:35:40 -080011853#endif /* CONFIG_DRIVER_NL80211_QCA */
Dmitry Shmidt849734c2016-05-27 09:59:01 -070011854 .configure_data_frame_filters = nl80211_configure_data_frame_filters,
Ajay Davanagerib921bb82020-09-16 12:49:08 +053011855#if defined(CONFIG_DRIVER_NL80211_BRCM)
11856 .do_acs = wpa_driver_do_broadcom_acs,
11857#endif /* CONFIG_DRIVER_NL80211_BRCM */
Dmitry Shmidtd5ab1b52016-06-21 12:38:41 -070011858 .get_ext_capab = nl80211_get_ext_capab,
Dmitry Shmidtd2986c22017-10-23 14:22:09 -070011859 .update_connect_params = nl80211_update_connection_params,
Roshan Pius3a1667e2018-07-03 15:17:14 -070011860 .send_external_auth_status = nl80211_send_external_auth_status,
Hai Shalom74f70d42019-02-11 14:42:39 -080011861 .set_4addr_mode = nl80211_set_4addr_mode,
Hai Shalome21d4e82020-04-29 16:34:06 -070011862#ifdef CONFIG_DPP
11863 .dpp_listen = nl80211_dpp_listen,
11864#endif /* CONFIG_DPP */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070011865};