Line data Source code
1 : /*
2 : * Driver interaction with Linux nl80211/cfg80211 - Capabilities
3 : * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
4 : * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
5 : * Copyright (c) 2009-2010, Atheros Communications
6 : *
7 : * This software may be distributed under the terms of the BSD license.
8 : * See README for more details.
9 : */
10 :
11 : #include "includes.h"
12 : #include <netlink/genl/genl.h>
13 :
14 : #include "utils/common.h"
15 : #include "common/ieee802_11_defs.h"
16 : #include "common/ieee802_11_common.h"
17 : #include "common/qca-vendor.h"
18 : #include "common/qca-vendor-attr.h"
19 : #include "driver_nl80211.h"
20 :
21 :
22 9461 : static int protocol_feature_handler(struct nl_msg *msg, void *arg)
23 : {
24 9461 : u32 *feat = arg;
25 : struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
26 9461 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
27 :
28 9461 : nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
29 : genlmsg_attrlen(gnlh, 0), NULL);
30 :
31 9461 : if (tb_msg[NL80211_ATTR_PROTOCOL_FEATURES])
32 9461 : *feat = nla_get_u32(tb_msg[NL80211_ATTR_PROTOCOL_FEATURES]);
33 :
34 9461 : return NL_SKIP;
35 : }
36 :
37 :
38 9461 : static u32 get_nl80211_protocol_features(struct wpa_driver_nl80211_data *drv)
39 : {
40 9461 : u32 feat = 0;
41 : struct nl_msg *msg;
42 :
43 9461 : msg = nlmsg_alloc();
44 9461 : if (!msg)
45 0 : return 0;
46 :
47 9461 : if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_PROTOCOL_FEATURES)) {
48 0 : nlmsg_free(msg);
49 0 : return 0;
50 : }
51 :
52 9461 : if (send_and_recv_msgs(drv, msg, protocol_feature_handler, &feat) == 0)
53 9461 : return feat;
54 :
55 0 : return 0;
56 : }
57 :
58 :
59 : struct wiphy_info_data {
60 : struct wpa_driver_nl80211_data *drv;
61 : struct wpa_driver_capa *capa;
62 :
63 : unsigned int num_multichan_concurrent;
64 :
65 : unsigned int error:1;
66 : unsigned int device_ap_sme:1;
67 : unsigned int poll_command_supported:1;
68 : unsigned int data_tx_status:1;
69 : unsigned int monitor_supported:1;
70 : unsigned int auth_supported:1;
71 : unsigned int connect_supported:1;
72 : unsigned int p2p_go_supported:1;
73 : unsigned int p2p_client_supported:1;
74 : unsigned int p2p_concurrent:1;
75 : unsigned int channel_switch_supported:1;
76 : unsigned int set_qos_map_supported:1;
77 : unsigned int have_low_prio_scan:1;
78 : unsigned int wmm_ac_supported:1;
79 : unsigned int mac_addr_rand_scan_supported:1;
80 : unsigned int mac_addr_rand_sched_scan_supported:1;
81 : };
82 :
83 :
84 0 : static unsigned int probe_resp_offload_support(int supp_protocols)
85 : {
86 0 : unsigned int prot = 0;
87 :
88 0 : if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS)
89 0 : prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS;
90 0 : if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2)
91 0 : prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS2;
92 0 : if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P)
93 0 : prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_P2P;
94 0 : if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_80211U)
95 0 : prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_INTERWORKING;
96 :
97 0 : return prot;
98 : }
99 :
100 :
101 59508 : static void wiphy_info_supported_iftypes(struct wiphy_info_data *info,
102 : struct nlattr *tb)
103 : {
104 : struct nlattr *nl_mode;
105 : int i;
106 :
107 59508 : if (tb == NULL)
108 117914 : return;
109 :
110 9932 : nla_for_each_nested(nl_mode, tb, i) {
111 8830 : switch (nla_type(nl_mode)) {
112 : case NL80211_IFTYPE_AP:
113 1102 : info->capa->flags |= WPA_DRIVER_FLAGS_AP;
114 1102 : break;
115 : case NL80211_IFTYPE_MESH_POINT:
116 1102 : info->capa->flags |= WPA_DRIVER_FLAGS_MESH;
117 1102 : break;
118 : case NL80211_IFTYPE_ADHOC:
119 1102 : info->capa->flags |= WPA_DRIVER_FLAGS_IBSS;
120 1102 : break;
121 : case NL80211_IFTYPE_P2P_DEVICE:
122 14 : info->capa->flags |=
123 : WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE;
124 14 : break;
125 : case NL80211_IFTYPE_P2P_GO:
126 1102 : info->p2p_go_supported = 1;
127 1102 : break;
128 : case NL80211_IFTYPE_P2P_CLIENT:
129 1102 : info->p2p_client_supported = 1;
130 1102 : break;
131 : case NL80211_IFTYPE_MONITOR:
132 1102 : info->monitor_supported = 1;
133 1102 : break;
134 : }
135 : }
136 : }
137 :
138 :
139 2190 : static int wiphy_info_iface_comb_process(struct wiphy_info_data *info,
140 : struct nlattr *nl_combi)
141 : {
142 : struct nlattr *tb_comb[NUM_NL80211_IFACE_COMB];
143 : struct nlattr *tb_limit[NUM_NL80211_IFACE_LIMIT];
144 : struct nlattr *nl_limit, *nl_mode;
145 : int err, rem_limit, rem_mode;
146 2190 : int combination_has_p2p = 0, combination_has_mgd = 0;
147 : static struct nla_policy
148 : iface_combination_policy[NUM_NL80211_IFACE_COMB] = {
149 : [NL80211_IFACE_COMB_LIMITS] = { .type = NLA_NESTED },
150 : [NL80211_IFACE_COMB_MAXNUM] = { .type = NLA_U32 },
151 : [NL80211_IFACE_COMB_STA_AP_BI_MATCH] = { .type = NLA_FLAG },
152 : [NL80211_IFACE_COMB_NUM_CHANNELS] = { .type = NLA_U32 },
153 : [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS] = { .type = NLA_U32 },
154 : },
155 : iface_limit_policy[NUM_NL80211_IFACE_LIMIT] = {
156 : [NL80211_IFACE_LIMIT_TYPES] = { .type = NLA_NESTED },
157 : [NL80211_IFACE_LIMIT_MAX] = { .type = NLA_U32 },
158 : };
159 :
160 2190 : err = nla_parse_nested(tb_comb, MAX_NL80211_IFACE_COMB,
161 : nl_combi, iface_combination_policy);
162 4380 : if (err || !tb_comb[NL80211_IFACE_COMB_LIMITS] ||
163 4380 : !tb_comb[NL80211_IFACE_COMB_MAXNUM] ||
164 2190 : !tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS])
165 0 : return 0; /* broken combination */
166 :
167 2190 : if (tb_comb[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS])
168 2190 : info->capa->flags |= WPA_DRIVER_FLAGS_RADAR;
169 :
170 4380 : nla_for_each_nested(nl_limit, tb_comb[NL80211_IFACE_COMB_LIMITS],
171 : rem_limit) {
172 3292 : err = nla_parse_nested(tb_limit, MAX_NL80211_IFACE_LIMIT,
173 : nl_limit, iface_limit_policy);
174 3292 : if (err || !tb_limit[NL80211_IFACE_LIMIT_TYPES])
175 0 : return 0; /* broken combination */
176 :
177 10992 : nla_for_each_nested(nl_mode,
178 : tb_limit[NL80211_IFACE_LIMIT_TYPES],
179 : rem_mode) {
180 7700 : int ift = nla_type(nl_mode);
181 7700 : if (ift == NL80211_IFTYPE_P2P_GO ||
182 : ift == NL80211_IFTYPE_P2P_CLIENT)
183 2204 : combination_has_p2p = 1;
184 7700 : if (ift == NL80211_IFTYPE_STATION)
185 1102 : combination_has_mgd = 1;
186 : }
187 3292 : if (combination_has_p2p && combination_has_mgd)
188 1102 : break;
189 : }
190 :
191 2190 : if (combination_has_p2p && combination_has_mgd) {
192 1102 : unsigned int num_channels =
193 1102 : nla_get_u32(tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS]);
194 :
195 1102 : info->p2p_concurrent = 1;
196 1102 : if (info->num_multichan_concurrent < num_channels)
197 1102 : info->num_multichan_concurrent = num_channels;
198 : }
199 :
200 2190 : return 0;
201 : }
202 :
203 :
204 59508 : static void wiphy_info_iface_comb(struct wiphy_info_data *info,
205 : struct nlattr *tb)
206 : {
207 : struct nlattr *nl_combi;
208 : int rem_combi;
209 :
210 59508 : if (tb == NULL)
211 117914 : return;
212 :
213 3292 : nla_for_each_nested(nl_combi, tb, rem_combi) {
214 2190 : if (wiphy_info_iface_comb_process(info, nl_combi) > 0)
215 0 : break;
216 : }
217 : }
218 :
219 :
220 59508 : static void wiphy_info_supp_cmds(struct wiphy_info_data *info,
221 : struct nlattr *tb)
222 : {
223 : struct nlattr *nl_cmd;
224 : int i;
225 :
226 59508 : if (tb == NULL)
227 117914 : return;
228 :
229 36366 : nla_for_each_nested(nl_cmd, tb, i) {
230 35264 : switch (nla_get_u32(nl_cmd)) {
231 : case NL80211_CMD_AUTHENTICATE:
232 1102 : info->auth_supported = 1;
233 1102 : break;
234 : case NL80211_CMD_CONNECT:
235 1102 : info->connect_supported = 1;
236 1102 : break;
237 : case NL80211_CMD_START_SCHED_SCAN:
238 0 : info->capa->sched_scan_supported = 1;
239 0 : break;
240 : case NL80211_CMD_PROBE_CLIENT:
241 1102 : info->poll_command_supported = 1;
242 1102 : break;
243 : case NL80211_CMD_CHANNEL_SWITCH:
244 1102 : info->channel_switch_supported = 1;
245 1102 : break;
246 : case NL80211_CMD_SET_QOS_MAP:
247 1102 : info->set_qos_map_supported = 1;
248 1102 : break;
249 : }
250 : }
251 : }
252 :
253 :
254 59508 : static void wiphy_info_cipher_suites(struct wiphy_info_data *info,
255 : struct nlattr *tb)
256 : {
257 : int i, num;
258 : u32 *ciphers;
259 :
260 59508 : if (tb == NULL)
261 117914 : return;
262 :
263 1102 : num = nla_len(tb) / sizeof(u32);
264 1102 : ciphers = nla_data(tb);
265 13224 : for (i = 0; i < num; i++) {
266 12122 : u32 c = ciphers[i];
267 :
268 36366 : wpa_printf(MSG_DEBUG, "nl80211: Supported cipher %02x-%02x-%02x:%d",
269 12122 : c >> 24, (c >> 16) & 0xff,
270 12122 : (c >> 8) & 0xff, c & 0xff);
271 12122 : switch (c) {
272 : case WLAN_CIPHER_SUITE_CCMP_256:
273 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP_256;
274 1102 : break;
275 : case WLAN_CIPHER_SUITE_GCMP_256:
276 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP_256;
277 1102 : break;
278 : case WLAN_CIPHER_SUITE_CCMP:
279 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP;
280 1102 : break;
281 : case WLAN_CIPHER_SUITE_GCMP:
282 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP;
283 1102 : break;
284 : case WLAN_CIPHER_SUITE_TKIP:
285 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_TKIP;
286 1102 : break;
287 : case WLAN_CIPHER_SUITE_WEP104:
288 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP104;
289 1102 : break;
290 : case WLAN_CIPHER_SUITE_WEP40:
291 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP40;
292 1102 : break;
293 : case WLAN_CIPHER_SUITE_AES_CMAC:
294 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP;
295 1102 : break;
296 : case WLAN_CIPHER_SUITE_BIP_GMAC_128:
297 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_128;
298 1102 : break;
299 : case WLAN_CIPHER_SUITE_BIP_GMAC_256:
300 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_256;
301 1102 : break;
302 : case WLAN_CIPHER_SUITE_BIP_CMAC_256:
303 1102 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_CMAC_256;
304 1102 : break;
305 : case WLAN_CIPHER_SUITE_NO_GROUP_ADDR:
306 0 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_GTK_NOT_USED;
307 0 : break;
308 : }
309 : }
310 : }
311 :
312 :
313 59508 : static void wiphy_info_max_roc(struct wpa_driver_capa *capa,
314 : struct nlattr *tb)
315 : {
316 59508 : if (tb)
317 1102 : capa->max_remain_on_chan = nla_get_u32(tb);
318 59508 : }
319 :
320 :
321 59508 : static void wiphy_info_tdls(struct wpa_driver_capa *capa, struct nlattr *tdls,
322 : struct nlattr *ext_setup)
323 : {
324 59508 : if (tdls == NULL)
325 117914 : return;
326 :
327 1102 : wpa_printf(MSG_DEBUG, "nl80211: TDLS supported");
328 1102 : capa->flags |= WPA_DRIVER_FLAGS_TDLS_SUPPORT;
329 :
330 1102 : if (ext_setup) {
331 1102 : wpa_printf(MSG_DEBUG, "nl80211: TDLS external setup");
332 1102 : capa->flags |= WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP;
333 : }
334 : }
335 :
336 :
337 59508 : static void wiphy_info_feature_flags(struct wiphy_info_data *info,
338 : struct nlattr *tb)
339 : {
340 : u32 flags;
341 59508 : struct wpa_driver_capa *capa = info->capa;
342 :
343 59508 : if (tb == NULL)
344 117914 : return;
345 :
346 1102 : flags = nla_get_u32(tb);
347 :
348 1102 : if (flags & NL80211_FEATURE_SK_TX_STATUS)
349 1102 : info->data_tx_status = 1;
350 :
351 1102 : if (flags & NL80211_FEATURE_INACTIVITY_TIMER)
352 0 : capa->flags |= WPA_DRIVER_FLAGS_INACTIVITY_TIMER;
353 :
354 1102 : if (flags & NL80211_FEATURE_SAE)
355 1102 : capa->flags |= WPA_DRIVER_FLAGS_SAE;
356 :
357 1102 : if (flags & NL80211_FEATURE_NEED_OBSS_SCAN)
358 0 : capa->flags |= WPA_DRIVER_FLAGS_OBSS_SCAN;
359 :
360 1102 : if (flags & NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE)
361 1102 : capa->flags |= WPA_DRIVER_FLAGS_HT_2040_COEX;
362 :
363 1102 : if (flags & NL80211_FEATURE_TDLS_CHANNEL_SWITCH) {
364 1102 : wpa_printf(MSG_DEBUG, "nl80211: TDLS channel switch");
365 1102 : capa->flags |= WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH;
366 : }
367 :
368 1102 : if (flags & NL80211_FEATURE_LOW_PRIORITY_SCAN)
369 1088 : info->have_low_prio_scan = 1;
370 :
371 1102 : if (flags & NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR)
372 1102 : info->mac_addr_rand_scan_supported = 1;
373 :
374 1102 : if (flags & NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR)
375 0 : info->mac_addr_rand_sched_scan_supported = 1;
376 :
377 1102 : if (flags & NL80211_FEATURE_STATIC_SMPS)
378 1102 : capa->smps_modes |= WPA_DRIVER_SMPS_MODE_STATIC;
379 :
380 1102 : if (flags & NL80211_FEATURE_DYNAMIC_SMPS)
381 1102 : capa->smps_modes |= WPA_DRIVER_SMPS_MODE_DYNAMIC;
382 :
383 1102 : if (flags & NL80211_FEATURE_SUPPORTS_WMM_ADMISSION)
384 0 : info->wmm_ac_supported = 1;
385 :
386 1102 : if (flags & NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES)
387 1102 : capa->rrm_flags |= WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES;
388 :
389 1102 : if (flags & NL80211_FEATURE_WFA_TPC_IE_IN_PROBES)
390 0 : capa->rrm_flags |= WPA_DRIVER_FLAGS_WFA_TPC_IE_IN_PROBES;
391 :
392 1102 : if (flags & NL80211_FEATURE_QUIET)
393 1102 : capa->rrm_flags |= WPA_DRIVER_FLAGS_QUIET;
394 :
395 1102 : if (flags & NL80211_FEATURE_TX_POWER_INSERTION)
396 0 : capa->rrm_flags |= WPA_DRIVER_FLAGS_TX_POWER_INSERTION;
397 :
398 1102 : if (flags & NL80211_FEATURE_HT_IBSS)
399 1102 : capa->flags |= WPA_DRIVER_FLAGS_HT_IBSS;
400 : }
401 :
402 :
403 59508 : static void wiphy_info_probe_resp_offload(struct wpa_driver_capa *capa,
404 : struct nlattr *tb)
405 : {
406 : u32 protocols;
407 :
408 59508 : if (tb == NULL)
409 119016 : return;
410 :
411 0 : protocols = nla_get_u32(tb);
412 0 : wpa_printf(MSG_DEBUG, "nl80211: Supports Probe Response offload in AP "
413 : "mode");
414 0 : capa->flags |= WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD;
415 0 : capa->probe_resp_offloads = probe_resp_offload_support(protocols);
416 : }
417 :
418 :
419 59508 : static void wiphy_info_wowlan_triggers(struct wpa_driver_capa *capa,
420 : struct nlattr *tb)
421 : {
422 : struct nlattr *triggers[MAX_NL80211_WOWLAN_TRIG + 1];
423 :
424 59508 : if (tb == NULL)
425 119016 : return;
426 :
427 0 : if (nla_parse_nested(triggers, MAX_NL80211_WOWLAN_TRIG,
428 : tb, NULL))
429 0 : return;
430 :
431 0 : if (triggers[NL80211_WOWLAN_TRIG_ANY])
432 0 : capa->wowlan_triggers.any = 1;
433 0 : if (triggers[NL80211_WOWLAN_TRIG_DISCONNECT])
434 0 : capa->wowlan_triggers.disconnect = 1;
435 0 : if (triggers[NL80211_WOWLAN_TRIG_MAGIC_PKT])
436 0 : capa->wowlan_triggers.magic_pkt = 1;
437 0 : if (triggers[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE])
438 0 : capa->wowlan_triggers.gtk_rekey_failure = 1;
439 0 : if (triggers[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST])
440 0 : capa->wowlan_triggers.eap_identity_req = 1;
441 0 : if (triggers[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE])
442 0 : capa->wowlan_triggers.four_way_handshake = 1;
443 0 : if (triggers[NL80211_WOWLAN_TRIG_RFKILL_RELEASE])
444 0 : capa->wowlan_triggers.rfkill_release = 1;
445 : }
446 :
447 :
448 59508 : static int wiphy_info_handler(struct nl_msg *msg, void *arg)
449 : {
450 : struct nlattr *tb[NL80211_ATTR_MAX + 1];
451 59508 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
452 59508 : struct wiphy_info_data *info = arg;
453 59508 : struct wpa_driver_capa *capa = info->capa;
454 59508 : struct wpa_driver_nl80211_data *drv = info->drv;
455 :
456 59508 : nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
457 : genlmsg_attrlen(gnlh, 0), NULL);
458 :
459 59508 : if (tb[NL80211_ATTR_WIPHY_NAME])
460 59508 : os_strlcpy(drv->phyname,
461 59508 : nla_get_string(tb[NL80211_ATTR_WIPHY_NAME]),
462 : sizeof(drv->phyname));
463 59508 : if (tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS])
464 1102 : capa->max_scan_ssids =
465 1102 : nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]);
466 :
467 59508 : if (tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS])
468 1102 : capa->max_sched_scan_ssids =
469 1102 : nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]);
470 :
471 59508 : if (tb[NL80211_ATTR_MAX_MATCH_SETS])
472 1102 : capa->max_match_sets =
473 1102 : nla_get_u8(tb[NL80211_ATTR_MAX_MATCH_SETS]);
474 :
475 59508 : if (tb[NL80211_ATTR_MAC_ACL_MAX])
476 0 : capa->max_acl_mac_addrs =
477 0 : nla_get_u8(tb[NL80211_ATTR_MAC_ACL_MAX]);
478 :
479 59508 : wiphy_info_supported_iftypes(info, tb[NL80211_ATTR_SUPPORTED_IFTYPES]);
480 59508 : wiphy_info_iface_comb(info, tb[NL80211_ATTR_INTERFACE_COMBINATIONS]);
481 59508 : wiphy_info_supp_cmds(info, tb[NL80211_ATTR_SUPPORTED_COMMANDS]);
482 59508 : wiphy_info_cipher_suites(info, tb[NL80211_ATTR_CIPHER_SUITES]);
483 :
484 59508 : if (tb[NL80211_ATTR_OFFCHANNEL_TX_OK]) {
485 1102 : wpa_printf(MSG_DEBUG, "nl80211: Using driver-based "
486 : "off-channel TX");
487 1102 : capa->flags |= WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
488 : }
489 :
490 59508 : if (tb[NL80211_ATTR_ROAM_SUPPORT]) {
491 0 : wpa_printf(MSG_DEBUG, "nl80211: Using driver-based roaming");
492 0 : capa->flags |= WPA_DRIVER_FLAGS_BSS_SELECTION;
493 : }
494 :
495 59508 : wiphy_info_max_roc(capa,
496 : tb[NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION]);
497 :
498 59508 : if (tb[NL80211_ATTR_SUPPORT_AP_UAPSD])
499 1102 : capa->flags |= WPA_DRIVER_FLAGS_AP_UAPSD;
500 :
501 59508 : wiphy_info_tdls(capa, tb[NL80211_ATTR_TDLS_SUPPORT],
502 : tb[NL80211_ATTR_TDLS_EXTERNAL_SETUP]);
503 :
504 59508 : if (tb[NL80211_ATTR_DEVICE_AP_SME])
505 0 : info->device_ap_sme = 1;
506 :
507 59508 : wiphy_info_feature_flags(info, tb[NL80211_ATTR_FEATURE_FLAGS]);
508 59508 : wiphy_info_probe_resp_offload(capa,
509 : tb[NL80211_ATTR_PROBE_RESP_OFFLOAD]);
510 :
511 60610 : if (tb[NL80211_ATTR_EXT_CAPA] && tb[NL80211_ATTR_EXT_CAPA_MASK] &&
512 1102 : drv->extended_capa == NULL) {
513 1102 : drv->extended_capa =
514 1102 : os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA]));
515 1102 : if (drv->extended_capa) {
516 1102 : os_memcpy(drv->extended_capa,
517 : nla_data(tb[NL80211_ATTR_EXT_CAPA]),
518 : nla_len(tb[NL80211_ATTR_EXT_CAPA]));
519 1102 : drv->extended_capa_len =
520 1102 : nla_len(tb[NL80211_ATTR_EXT_CAPA]);
521 : }
522 1102 : drv->extended_capa_mask =
523 1102 : os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK]));
524 1102 : if (drv->extended_capa_mask) {
525 1102 : os_memcpy(drv->extended_capa_mask,
526 : nla_data(tb[NL80211_ATTR_EXT_CAPA_MASK]),
527 : nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK]));
528 : } else {
529 0 : os_free(drv->extended_capa);
530 0 : drv->extended_capa = NULL;
531 0 : drv->extended_capa_len = 0;
532 : }
533 : }
534 :
535 59508 : if (tb[NL80211_ATTR_VENDOR_DATA]) {
536 : struct nlattr *nl;
537 : int rem;
538 :
539 0 : nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_DATA], rem) {
540 : struct nl80211_vendor_cmd_info *vinfo;
541 0 : if (nla_len(nl) != sizeof(*vinfo)) {
542 0 : wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info");
543 0 : continue;
544 : }
545 0 : vinfo = nla_data(nl);
546 0 : switch (vinfo->subcmd) {
547 : case QCA_NL80211_VENDOR_SUBCMD_ROAMING:
548 0 : drv->roaming_vendor_cmd_avail = 1;
549 0 : break;
550 : case QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY:
551 0 : drv->dfs_vendor_cmd_avail = 1;
552 0 : break;
553 : case QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES:
554 0 : drv->get_features_vendor_cmd_avail = 1;
555 0 : break;
556 : case QCA_NL80211_VENDOR_SUBCMD_DO_ACS:
557 0 : drv->capa.flags |= WPA_DRIVER_FLAGS_ACS_OFFLOAD;
558 0 : break;
559 : }
560 :
561 0 : wpa_printf(MSG_DEBUG, "nl80211: Supported vendor command: vendor_id=0x%x subcmd=%u",
562 : vinfo->vendor_id, vinfo->subcmd);
563 : }
564 : }
565 :
566 59508 : if (tb[NL80211_ATTR_VENDOR_EVENTS]) {
567 : struct nlattr *nl;
568 : int rem;
569 :
570 0 : nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_EVENTS], rem) {
571 : struct nl80211_vendor_cmd_info *vinfo;
572 0 : if (nla_len(nl) != sizeof(*vinfo)) {
573 0 : wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info");
574 0 : continue;
575 : }
576 0 : vinfo = nla_data(nl);
577 0 : wpa_printf(MSG_DEBUG, "nl80211: Supported vendor event: vendor_id=0x%x subcmd=%u",
578 : vinfo->vendor_id, vinfo->subcmd);
579 : }
580 : }
581 :
582 59508 : wiphy_info_wowlan_triggers(capa,
583 : tb[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED]);
584 :
585 59508 : if (tb[NL80211_ATTR_MAX_AP_ASSOC_STA])
586 0 : capa->max_stations =
587 0 : nla_get_u32(tb[NL80211_ATTR_MAX_AP_ASSOC_STA]);
588 :
589 59508 : return NL_SKIP;
590 : }
591 :
592 :
593 1105 : static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data *drv,
594 : struct wiphy_info_data *info)
595 : {
596 : u32 feat;
597 : struct nl_msg *msg;
598 1105 : int flags = 0;
599 :
600 1105 : os_memset(info, 0, sizeof(*info));
601 1105 : info->capa = &drv->capa;
602 1105 : info->drv = drv;
603 :
604 1105 : feat = get_nl80211_protocol_features(drv);
605 1105 : if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP)
606 1105 : flags = NLM_F_DUMP;
607 1105 : msg = nl80211_cmd_msg(drv->first_bss, flags, NL80211_CMD_GET_WIPHY);
608 1105 : if (!msg || nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) {
609 0 : nlmsg_free(msg);
610 0 : return -1;
611 : }
612 :
613 1105 : if (send_and_recv_msgs(drv, msg, wiphy_info_handler, info))
614 0 : return -1;
615 :
616 1105 : if (info->auth_supported)
617 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_SME;
618 3 : else if (!info->connect_supported) {
619 3 : wpa_printf(MSG_INFO, "nl80211: Driver does not support "
620 : "authentication/association or connect commands");
621 3 : info->error = 1;
622 : }
623 :
624 1105 : if (info->p2p_go_supported && info->p2p_client_supported)
625 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CAPABLE;
626 1105 : if (info->p2p_concurrent) {
627 1102 : wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
628 : "interface (driver advertised support)");
629 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
630 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
631 : }
632 1105 : if (info->num_multichan_concurrent > 1) {
633 14 : wpa_printf(MSG_DEBUG, "nl80211: Enable multi-channel "
634 : "concurrent (driver advertised support)");
635 14 : drv->capa.num_multichan_concurrent =
636 14 : info->num_multichan_concurrent;
637 : }
638 1105 : if (drv->capa.flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE)
639 14 : wpa_printf(MSG_DEBUG, "nl80211: use P2P_DEVICE support");
640 :
641 : /* default to 5000 since early versions of mac80211 don't set it */
642 1105 : if (!drv->capa.max_remain_on_chan)
643 3 : drv->capa.max_remain_on_chan = 5000;
644 :
645 1105 : if (info->channel_switch_supported)
646 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_AP_CSA;
647 1105 : drv->capa.wmm_ac_supported = info->wmm_ac_supported;
648 :
649 1105 : drv->capa.mac_addr_rand_sched_scan_supported =
650 1105 : info->mac_addr_rand_sched_scan_supported;
651 1105 : drv->capa.mac_addr_rand_scan_supported =
652 1105 : info->mac_addr_rand_scan_supported;
653 :
654 1105 : return 0;
655 : }
656 :
657 :
658 0 : static int dfs_info_handler(struct nl_msg *msg, void *arg)
659 : {
660 : struct nlattr *tb[NL80211_ATTR_MAX + 1];
661 0 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
662 0 : int *dfs_capability_ptr = arg;
663 :
664 0 : nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
665 : genlmsg_attrlen(gnlh, 0), NULL);
666 :
667 0 : if (tb[NL80211_ATTR_VENDOR_DATA]) {
668 0 : struct nlattr *nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
669 : struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
670 :
671 0 : nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
672 0 : nla_data(nl_vend), nla_len(nl_vend), NULL);
673 :
674 0 : if (tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]) {
675 : u32 val;
676 0 : val = nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]);
677 0 : wpa_printf(MSG_DEBUG, "nl80211: DFS offload capability: %u",
678 : val);
679 0 : *dfs_capability_ptr = val;
680 : }
681 : }
682 :
683 0 : return NL_SKIP;
684 : }
685 :
686 :
687 1102 : static void qca_nl80211_check_dfs_capa(struct wpa_driver_nl80211_data *drv)
688 : {
689 : struct nl_msg *msg;
690 1102 : int dfs_capability = 0;
691 : int ret;
692 :
693 1102 : if (!drv->dfs_vendor_cmd_avail)
694 2204 : return;
695 :
696 0 : if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
697 0 : nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
698 0 : nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
699 : QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY)) {
700 0 : nlmsg_free(msg);
701 0 : return;
702 : }
703 :
704 0 : ret = send_and_recv_msgs(drv, msg, dfs_info_handler, &dfs_capability);
705 0 : if (!ret && dfs_capability)
706 0 : drv->capa.flags |= WPA_DRIVER_FLAGS_DFS_OFFLOAD;
707 : }
708 :
709 :
710 : struct features_info {
711 : u8 *flags;
712 : size_t flags_len;
713 : };
714 :
715 :
716 0 : static int features_info_handler(struct nl_msg *msg, void *arg)
717 : {
718 : struct nlattr *tb[NL80211_ATTR_MAX + 1];
719 0 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
720 0 : struct features_info *info = arg;
721 : struct nlattr *nl_vend, *attr;
722 :
723 0 : nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
724 : genlmsg_attrlen(gnlh, 0), NULL);
725 :
726 0 : nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
727 0 : if (nl_vend) {
728 : struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
729 :
730 0 : nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
731 0 : nla_data(nl_vend), nla_len(nl_vend), NULL);
732 :
733 0 : attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_FEATURE_FLAGS];
734 0 : if (attr) {
735 0 : info->flags = nla_data(attr);
736 0 : info->flags_len = nla_len(attr);
737 : }
738 : }
739 :
740 0 : return NL_SKIP;
741 : }
742 :
743 :
744 0 : static int check_feature(enum qca_wlan_vendor_features feature,
745 : struct features_info *info)
746 : {
747 0 : size_t idx = feature / 8;
748 :
749 0 : return (idx < info->flags_len) &&
750 0 : (info->flags[idx] & BIT(feature % 8));
751 : }
752 :
753 :
754 1102 : static void qca_nl80211_get_features(struct wpa_driver_nl80211_data *drv)
755 : {
756 : struct nl_msg *msg;
757 : struct features_info info;
758 : int ret;
759 :
760 1102 : if (!drv->get_features_vendor_cmd_avail)
761 2204 : return;
762 :
763 0 : if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
764 0 : nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
765 0 : nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
766 : QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES)) {
767 0 : nlmsg_free(msg);
768 0 : return;
769 : }
770 :
771 0 : os_memset(&info, 0, sizeof(info));
772 0 : ret = send_and_recv_msgs(drv, msg, features_info_handler, &info);
773 0 : if (ret || !info.flags)
774 0 : return;
775 :
776 0 : if (check_feature(QCA_WLAN_VENDOR_FEATURE_KEY_MGMT_OFFLOAD, &info))
777 0 : drv->capa.flags |= WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD;
778 : }
779 :
780 :
781 1105 : int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv)
782 : {
783 : struct wiphy_info_data info;
784 1105 : if (wpa_driver_nl80211_get_info(drv, &info))
785 0 : return -1;
786 :
787 1105 : if (info.error)
788 3 : return -1;
789 :
790 1102 : drv->has_capability = 1;
791 1102 : drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
792 : WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
793 : WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
794 : WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK |
795 : WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B |
796 : WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192;
797 1102 : drv->capa.auth = WPA_DRIVER_AUTH_OPEN |
798 : WPA_DRIVER_AUTH_SHARED |
799 : WPA_DRIVER_AUTH_LEAP;
800 :
801 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_SANE_ERROR_CODES;
802 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE;
803 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
804 :
805 : /*
806 : * As all cfg80211 drivers must support cases where the AP interface is
807 : * removed without the knowledge of wpa_supplicant/hostapd, e.g., in
808 : * case that the user space daemon has crashed, they must be able to
809 : * cleanup all stations and key entries in the AP tear down flow. Thus,
810 : * this flag can/should always be set for cfg80211 drivers.
811 : */
812 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT;
813 :
814 1102 : if (!info.device_ap_sme) {
815 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS;
816 :
817 : /*
818 : * No AP SME is currently assumed to also indicate no AP MLME
819 : * in the driver/firmware.
820 : */
821 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_AP_MLME;
822 : }
823 :
824 1102 : drv->device_ap_sme = info.device_ap_sme;
825 1102 : drv->poll_command_supported = info.poll_command_supported;
826 1102 : drv->data_tx_status = info.data_tx_status;
827 1102 : if (info.set_qos_map_supported)
828 1102 : drv->capa.flags |= WPA_DRIVER_FLAGS_QOS_MAPPING;
829 1102 : drv->have_low_prio_scan = info.have_low_prio_scan;
830 :
831 : /*
832 : * If poll command and tx status are supported, mac80211 is new enough
833 : * to have everything we need to not need monitor interfaces.
834 : */
835 1102 : drv->use_monitor = !info.poll_command_supported || !info.data_tx_status;
836 :
837 1102 : if (drv->device_ap_sme && drv->use_monitor) {
838 : /*
839 : * Non-mac80211 drivers may not support monitor interface.
840 : * Make sure we do not get stuck with incorrect capability here
841 : * by explicitly testing this.
842 : */
843 0 : if (!info.monitor_supported) {
844 0 : wpa_printf(MSG_DEBUG, "nl80211: Disable use_monitor "
845 : "with device_ap_sme since no monitor mode "
846 : "support detected");
847 0 : drv->use_monitor = 0;
848 : }
849 : }
850 :
851 : /*
852 : * If we aren't going to use monitor interfaces, but the
853 : * driver doesn't support data TX status, we won't get TX
854 : * status for EAPOL frames.
855 : */
856 1102 : if (!drv->use_monitor && !info.data_tx_status)
857 0 : drv->capa.flags &= ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
858 :
859 1102 : qca_nl80211_check_dfs_capa(drv);
860 1102 : qca_nl80211_get_features(drv);
861 :
862 1102 : return 0;
863 : }
864 :
865 :
866 : struct phy_info_arg {
867 : u16 *num_modes;
868 : struct hostapd_hw_modes *modes;
869 : int last_mode, last_chan_idx;
870 : };
871 :
872 350784 : static void phy_info_ht_capa(struct hostapd_hw_modes *mode, struct nlattr *capa,
873 : struct nlattr *ampdu_factor,
874 : struct nlattr *ampdu_density,
875 : struct nlattr *mcs_set)
876 : {
877 350784 : if (capa)
878 16704 : mode->ht_capab = nla_get_u16(capa);
879 :
880 350784 : if (ampdu_factor)
881 16704 : mode->a_mpdu_params |= nla_get_u8(ampdu_factor) & 0x03;
882 :
883 350784 : if (ampdu_density)
884 16704 : mode->a_mpdu_params |= nla_get_u8(ampdu_density) << 2;
885 :
886 350784 : if (mcs_set && nla_len(mcs_set) >= 16) {
887 : u8 *mcs;
888 16704 : mcs = nla_data(mcs_set);
889 16704 : os_memcpy(mode->mcs_set, mcs, 16);
890 : }
891 350784 : }
892 :
893 :
894 350784 : static void phy_info_vht_capa(struct hostapd_hw_modes *mode,
895 : struct nlattr *capa,
896 : struct nlattr *mcs_set)
897 : {
898 350784 : if (capa)
899 16704 : mode->vht_capab = nla_get_u32(capa);
900 :
901 350784 : if (mcs_set && nla_len(mcs_set) >= 8) {
902 : u8 *mcs;
903 16704 : mcs = nla_data(mcs_set);
904 16704 : os_memcpy(mode->vht_mcs_set, mcs, 8);
905 : }
906 350784 : }
907 :
908 :
909 317376 : static void phy_info_freq(struct hostapd_hw_modes *mode,
910 : struct hostapd_channel_data *chan,
911 : struct nlattr *tb_freq[])
912 : {
913 : u8 channel;
914 317376 : chan->freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]);
915 317376 : chan->flag = 0;
916 317376 : chan->dfs_cac_ms = 0;
917 317376 : if (ieee80211_freq_to_chan(chan->freq, &channel) != NUM_HOSTAPD_MODES)
918 317376 : chan->chan = channel;
919 :
920 317376 : if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED])
921 3636 : chan->flag |= HOSTAPD_CHAN_DISABLED;
922 317376 : if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IR])
923 218994 : chan->flag |= HOSTAPD_CHAN_NO_IR;
924 317376 : if (tb_freq[NL80211_FREQUENCY_ATTR_RADAR])
925 125280 : chan->flag |= HOSTAPD_CHAN_RADAR;
926 317376 : if (tb_freq[NL80211_FREQUENCY_ATTR_INDOOR_ONLY])
927 200 : chan->flag |= HOSTAPD_CHAN_INDOOR_ONLY;
928 317376 : if (tb_freq[NL80211_FREQUENCY_ATTR_GO_CONCURRENT])
929 0 : chan->flag |= HOSTAPD_CHAN_GO_CONCURRENT;
930 :
931 317376 : if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]) {
932 125280 : enum nl80211_dfs_state state =
933 125280 : nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]);
934 :
935 125280 : switch (state) {
936 : case NL80211_DFS_USABLE:
937 125280 : chan->flag |= HOSTAPD_CHAN_DFS_USABLE;
938 125280 : break;
939 : case NL80211_DFS_AVAILABLE:
940 0 : chan->flag |= HOSTAPD_CHAN_DFS_AVAILABLE;
941 0 : break;
942 : case NL80211_DFS_UNAVAILABLE:
943 0 : chan->flag |= HOSTAPD_CHAN_DFS_UNAVAILABLE;
944 0 : break;
945 : }
946 : }
947 :
948 317376 : if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]) {
949 125280 : chan->dfs_cac_ms = nla_get_u32(
950 125280 : tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]);
951 : }
952 317376 : }
953 :
954 :
955 350784 : static int phy_info_freqs(struct phy_info_arg *phy_info,
956 : struct hostapd_hw_modes *mode, struct nlattr *tb)
957 : {
958 : static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
959 : [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 },
960 : [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG },
961 : [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG },
962 : [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG },
963 : [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 },
964 : [NL80211_FREQUENCY_ATTR_DFS_STATE] = { .type = NLA_U32 },
965 : };
966 350784 : int new_channels = 0;
967 : struct hostapd_channel_data *channel;
968 : struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1];
969 : struct nlattr *nl_freq;
970 : int rem_freq, idx;
971 :
972 350784 : if (tb == NULL)
973 16704 : return NL_OK;
974 :
975 651456 : nla_for_each_nested(nl_freq, tb, rem_freq) {
976 634752 : nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX,
977 317376 : nla_data(nl_freq), nla_len(nl_freq), freq_policy);
978 317376 : if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ])
979 0 : continue;
980 317376 : new_channels++;
981 : }
982 :
983 334080 : channel = os_realloc_array(mode->channels,
984 334080 : mode->num_channels + new_channels,
985 : sizeof(struct hostapd_channel_data));
986 334080 : if (!channel)
987 0 : return NL_SKIP;
988 :
989 334080 : mode->channels = channel;
990 334080 : mode->num_channels += new_channels;
991 :
992 334080 : idx = phy_info->last_chan_idx;
993 :
994 651456 : nla_for_each_nested(nl_freq, tb, rem_freq) {
995 634752 : nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX,
996 317376 : nla_data(nl_freq), nla_len(nl_freq), freq_policy);
997 317376 : if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ])
998 0 : continue;
999 317376 : phy_info_freq(mode, &mode->channels[idx], tb_freq);
1000 317376 : idx++;
1001 : }
1002 334080 : phy_info->last_chan_idx = idx;
1003 :
1004 334080 : return NL_OK;
1005 : }
1006 :
1007 :
1008 350784 : static int phy_info_rates(struct hostapd_hw_modes *mode, struct nlattr *tb)
1009 : {
1010 : static struct nla_policy rate_policy[NL80211_BITRATE_ATTR_MAX + 1] = {
1011 : [NL80211_BITRATE_ATTR_RATE] = { .type = NLA_U32 },
1012 : [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE] =
1013 : { .type = NLA_FLAG },
1014 : };
1015 : struct nlattr *tb_rate[NL80211_BITRATE_ATTR_MAX + 1];
1016 : struct nlattr *nl_rate;
1017 : int rem_rate, idx;
1018 :
1019 350784 : if (tb == NULL)
1020 334080 : return NL_OK;
1021 :
1022 183744 : nla_for_each_nested(nl_rate, tb, rem_rate) {
1023 334080 : nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX,
1024 167040 : nla_data(nl_rate), nla_len(nl_rate),
1025 : rate_policy);
1026 167040 : if (!tb_rate[NL80211_BITRATE_ATTR_RATE])
1027 0 : continue;
1028 167040 : mode->num_rates++;
1029 : }
1030 :
1031 16704 : mode->rates = os_calloc(mode->num_rates, sizeof(int));
1032 16704 : if (!mode->rates)
1033 0 : return NL_SKIP;
1034 :
1035 16704 : idx = 0;
1036 :
1037 183744 : nla_for_each_nested(nl_rate, tb, rem_rate) {
1038 334080 : nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX,
1039 167040 : nla_data(nl_rate), nla_len(nl_rate),
1040 : rate_policy);
1041 167040 : if (!tb_rate[NL80211_BITRATE_ATTR_RATE])
1042 0 : continue;
1043 167040 : mode->rates[idx] = nla_get_u32(
1044 : tb_rate[NL80211_BITRATE_ATTR_RATE]);
1045 167040 : idx++;
1046 : }
1047 :
1048 16704 : return NL_OK;
1049 : }
1050 :
1051 :
1052 350784 : static int phy_info_band(struct phy_info_arg *phy_info, struct nlattr *nl_band)
1053 : {
1054 : struct nlattr *tb_band[NL80211_BAND_ATTR_MAX + 1];
1055 : struct hostapd_hw_modes *mode;
1056 : int ret;
1057 :
1058 350784 : if (phy_info->last_mode != nl_band->nla_type) {
1059 16704 : mode = os_realloc_array(phy_info->modes,
1060 16704 : *phy_info->num_modes + 1,
1061 : sizeof(*mode));
1062 16704 : if (!mode)
1063 0 : return NL_SKIP;
1064 16704 : phy_info->modes = mode;
1065 :
1066 16704 : mode = &phy_info->modes[*(phy_info->num_modes)];
1067 16704 : os_memset(mode, 0, sizeof(*mode));
1068 16704 : mode->mode = NUM_HOSTAPD_MODES;
1069 16704 : mode->flags = HOSTAPD_MODE_FLAG_HT_INFO_KNOWN |
1070 : HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN;
1071 :
1072 : /*
1073 : * Unsupported VHT MCS stream is defined as value 3, so the VHT
1074 : * MCS RX/TX map must be initialized with 0xffff to mark all 8
1075 : * possible streams as unsupported. This will be overridden if
1076 : * driver advertises VHT support.
1077 : */
1078 16704 : mode->vht_mcs_set[0] = 0xff;
1079 16704 : mode->vht_mcs_set[1] = 0xff;
1080 16704 : mode->vht_mcs_set[4] = 0xff;
1081 16704 : mode->vht_mcs_set[5] = 0xff;
1082 :
1083 16704 : *(phy_info->num_modes) += 1;
1084 16704 : phy_info->last_mode = nl_band->nla_type;
1085 16704 : phy_info->last_chan_idx = 0;
1086 : } else
1087 334080 : mode = &phy_info->modes[*(phy_info->num_modes) - 1];
1088 :
1089 350784 : nla_parse(tb_band, NL80211_BAND_ATTR_MAX, nla_data(nl_band),
1090 : nla_len(nl_band), NULL);
1091 :
1092 350784 : phy_info_ht_capa(mode, tb_band[NL80211_BAND_ATTR_HT_CAPA],
1093 : tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR],
1094 : tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY],
1095 : tb_band[NL80211_BAND_ATTR_HT_MCS_SET]);
1096 350784 : phy_info_vht_capa(mode, tb_band[NL80211_BAND_ATTR_VHT_CAPA],
1097 : tb_band[NL80211_BAND_ATTR_VHT_MCS_SET]);
1098 350784 : ret = phy_info_freqs(phy_info, mode, tb_band[NL80211_BAND_ATTR_FREQS]);
1099 350784 : if (ret != NL_OK)
1100 0 : return ret;
1101 350784 : ret = phy_info_rates(mode, tb_band[NL80211_BAND_ATTR_RATES]);
1102 350784 : if (ret != NL_OK)
1103 0 : return ret;
1104 :
1105 350784 : return NL_OK;
1106 : }
1107 :
1108 :
1109 451008 : static int phy_info_handler(struct nl_msg *msg, void *arg)
1110 : {
1111 : struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1112 451008 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1113 451008 : struct phy_info_arg *phy_info = arg;
1114 : struct nlattr *nl_band;
1115 : int rem_band;
1116 :
1117 451008 : nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1118 : genlmsg_attrlen(gnlh, 0), NULL);
1119 :
1120 451008 : if (!tb_msg[NL80211_ATTR_WIPHY_BANDS])
1121 91872 : return NL_SKIP;
1122 :
1123 709920 : nla_for_each_nested(nl_band, tb_msg[NL80211_ATTR_WIPHY_BANDS], rem_band)
1124 : {
1125 350784 : int res = phy_info_band(phy_info, nl_band);
1126 350784 : if (res != NL_OK)
1127 0 : return res;
1128 : }
1129 :
1130 359136 : return NL_SKIP;
1131 : }
1132 :
1133 :
1134 : static struct hostapd_hw_modes *
1135 8356 : wpa_driver_nl80211_postprocess_modes(struct hostapd_hw_modes *modes,
1136 : u16 *num_modes)
1137 : {
1138 : u16 m;
1139 8356 : struct hostapd_hw_modes *mode11g = NULL, *nmodes, *mode;
1140 8356 : int i, mode11g_idx = -1;
1141 :
1142 : /* heuristic to set up modes */
1143 25060 : for (m = 0; m < *num_modes; m++) {
1144 16704 : if (!modes[m].num_channels)
1145 0 : continue;
1146 16704 : if (modes[m].channels[0].freq < 4000) {
1147 8352 : modes[m].mode = HOSTAPD_MODE_IEEE80211B;
1148 75168 : for (i = 0; i < modes[m].num_rates; i++) {
1149 75168 : if (modes[m].rates[i] > 200) {
1150 8352 : modes[m].mode = HOSTAPD_MODE_IEEE80211G;
1151 8352 : break;
1152 : }
1153 : }
1154 8352 : } else if (modes[m].channels[0].freq > 50000)
1155 0 : modes[m].mode = HOSTAPD_MODE_IEEE80211AD;
1156 : else
1157 8352 : modes[m].mode = HOSTAPD_MODE_IEEE80211A;
1158 : }
1159 :
1160 : /* If only 802.11g mode is included, use it to construct matching
1161 : * 802.11b mode data. */
1162 :
1163 25060 : for (m = 0; m < *num_modes; m++) {
1164 16704 : if (modes[m].mode == HOSTAPD_MODE_IEEE80211B)
1165 0 : return modes; /* 802.11b already included */
1166 16704 : if (modes[m].mode == HOSTAPD_MODE_IEEE80211G)
1167 8352 : mode11g_idx = m;
1168 : }
1169 :
1170 8356 : if (mode11g_idx < 0)
1171 4 : return modes; /* 2.4 GHz band not supported at all */
1172 :
1173 8352 : nmodes = os_realloc_array(modes, *num_modes + 1, sizeof(*nmodes));
1174 8352 : if (nmodes == NULL)
1175 0 : return modes; /* Could not add 802.11b mode */
1176 :
1177 8352 : mode = &nmodes[*num_modes];
1178 8352 : os_memset(mode, 0, sizeof(*mode));
1179 8352 : (*num_modes)++;
1180 8352 : modes = nmodes;
1181 :
1182 8352 : mode->mode = HOSTAPD_MODE_IEEE80211B;
1183 :
1184 8352 : mode11g = &modes[mode11g_idx];
1185 8352 : mode->num_channels = mode11g->num_channels;
1186 8352 : mode->channels = os_malloc(mode11g->num_channels *
1187 : sizeof(struct hostapd_channel_data));
1188 8352 : if (mode->channels == NULL) {
1189 0 : (*num_modes)--;
1190 0 : return modes; /* Could not add 802.11b mode */
1191 : }
1192 8352 : os_memcpy(mode->channels, mode11g->channels,
1193 : mode11g->num_channels * sizeof(struct hostapd_channel_data));
1194 :
1195 8352 : mode->num_rates = 0;
1196 8352 : mode->rates = os_malloc(4 * sizeof(int));
1197 8352 : if (mode->rates == NULL) {
1198 0 : os_free(mode->channels);
1199 0 : (*num_modes)--;
1200 0 : return modes; /* Could not add 802.11b mode */
1201 : }
1202 :
1203 33408 : for (i = 0; i < mode11g->num_rates; i++) {
1204 50112 : if (mode11g->rates[i] != 10 && mode11g->rates[i] != 20 &&
1205 25056 : mode11g->rates[i] != 55 && mode11g->rates[i] != 110)
1206 0 : continue;
1207 33408 : mode->rates[mode->num_rates] = mode11g->rates[i];
1208 33408 : mode->num_rates++;
1209 33408 : if (mode->num_rates == 4)
1210 8352 : break;
1211 : }
1212 :
1213 8352 : if (mode->num_rates == 0) {
1214 0 : os_free(mode->channels);
1215 0 : os_free(mode->rates);
1216 0 : (*num_modes)--;
1217 0 : return modes; /* No 802.11b rates */
1218 : }
1219 :
1220 8352 : wpa_printf(MSG_DEBUG, "nl80211: Added 802.11b mode based on 802.11g "
1221 : "information");
1222 :
1223 8352 : return modes;
1224 : }
1225 :
1226 :
1227 114964 : static void nl80211_set_ht40_mode(struct hostapd_hw_modes *mode, int start,
1228 : int end)
1229 : {
1230 : int c;
1231 :
1232 2299280 : for (c = 0; c < mode->num_channels; c++) {
1233 2184316 : struct hostapd_channel_data *chan = &mode->channels[c];
1234 2184316 : if (chan->freq - 10 >= start && chan->freq + 10 <= end)
1235 305157 : chan->flag |= HOSTAPD_CHAN_HT40;
1236 : }
1237 114964 : }
1238 :
1239 :
1240 130984 : static void nl80211_set_ht40_mode_sec(struct hostapd_hw_modes *mode, int start,
1241 : int end)
1242 : {
1243 : int c;
1244 :
1245 2619680 : for (c = 0; c < mode->num_channels; c++) {
1246 2488696 : struct hostapd_channel_data *chan = &mode->channels[c];
1247 2488696 : if (!(chan->flag & HOSTAPD_CHAN_HT40))
1248 85752 : continue;
1249 2402944 : if (chan->freq - 30 >= start && chan->freq - 10 <= end)
1250 247246 : chan->flag |= HOSTAPD_CHAN_HT40MINUS;
1251 2402944 : if (chan->freq + 10 >= start && chan->freq + 30 <= end)
1252 255207 : chan->flag |= HOSTAPD_CHAN_HT40PLUS;
1253 : }
1254 130984 : }
1255 :
1256 :
1257 65524 : static void nl80211_reg_rule_max_eirp(u32 start, u32 end, u32 max_eirp,
1258 : struct phy_info_arg *results)
1259 : {
1260 : u16 m;
1261 :
1262 196508 : for (m = 0; m < *results->num_modes; m++) {
1263 : int c;
1264 130984 : struct hostapd_hw_modes *mode = &results->modes[m];
1265 :
1266 2619680 : for (c = 0; c < mode->num_channels; c++) {
1267 2488696 : struct hostapd_channel_data *chan = &mode->channels[c];
1268 3761602 : if ((u32) chan->freq - 10 >= start &&
1269 1272906 : (u32) chan->freq + 10 <= end)
1270 313167 : chan->max_tx_power = max_eirp;
1271 : }
1272 : }
1273 65524 : }
1274 :
1275 :
1276 57510 : static void nl80211_reg_rule_ht40(u32 start, u32 end,
1277 : struct phy_info_arg *results)
1278 : {
1279 : u16 m;
1280 :
1281 172474 : for (m = 0; m < *results->num_modes; m++) {
1282 114964 : if (!(results->modes[m].ht_capab &
1283 : HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
1284 0 : continue;
1285 114964 : nl80211_set_ht40_mode(&results->modes[m], start, end);
1286 : }
1287 57510 : }
1288 :
1289 :
1290 65524 : static void nl80211_reg_rule_sec(struct nlattr *tb[],
1291 : struct phy_info_arg *results)
1292 : {
1293 : u32 start, end, max_bw;
1294 : u16 m;
1295 :
1296 131048 : if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
1297 131048 : tb[NL80211_ATTR_FREQ_RANGE_END] == NULL ||
1298 65524 : tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL)
1299 0 : return;
1300 :
1301 65524 : start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
1302 65524 : end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
1303 65524 : max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
1304 :
1305 65524 : if (max_bw < 20)
1306 0 : return;
1307 :
1308 196508 : for (m = 0; m < *results->num_modes; m++) {
1309 130984 : if (!(results->modes[m].ht_capab &
1310 : HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
1311 0 : continue;
1312 130984 : nl80211_set_ht40_mode_sec(&results->modes[m], start, end);
1313 : }
1314 : }
1315 :
1316 :
1317 82192 : static void nl80211_set_vht_mode(struct hostapd_hw_modes *mode, int start,
1318 : int end)
1319 : {
1320 : int c;
1321 :
1322 1643840 : for (c = 0; c < mode->num_channels; c++) {
1323 1561648 : struct hostapd_channel_data *chan = &mode->channels[c];
1324 1561648 : if (chan->freq - 10 >= start && chan->freq + 70 <= end)
1325 106215 : chan->flag |= HOSTAPD_CHAN_VHT_10_70;
1326 :
1327 1561648 : if (chan->freq - 30 >= start && chan->freq + 50 <= end)
1328 106265 : chan->flag |= HOSTAPD_CHAN_VHT_30_50;
1329 :
1330 1561648 : if (chan->freq - 50 >= start && chan->freq + 30 <= end)
1331 106265 : chan->flag |= HOSTAPD_CHAN_VHT_50_30;
1332 :
1333 1561648 : if (chan->freq - 70 >= start && chan->freq + 10 <= end)
1334 98254 : chan->flag |= HOSTAPD_CHAN_VHT_70_10;
1335 : }
1336 82192 : }
1337 :
1338 :
1339 65524 : static void nl80211_reg_rule_vht(struct nlattr *tb[],
1340 : struct phy_info_arg *results)
1341 : {
1342 : u32 start, end, max_bw;
1343 : u16 m;
1344 :
1345 131048 : if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
1346 131048 : tb[NL80211_ATTR_FREQ_RANGE_END] == NULL ||
1347 65524 : tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL)
1348 0 : return;
1349 :
1350 65524 : start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
1351 65524 : end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
1352 65524 : max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
1353 :
1354 65524 : if (max_bw < 80)
1355 24408 : return;
1356 :
1357 123308 : for (m = 0; m < *results->num_modes; m++) {
1358 82192 : if (!(results->modes[m].ht_capab &
1359 : HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
1360 0 : continue;
1361 : /* TODO: use a real VHT support indication */
1362 82192 : if (!results->modes[m].vht_capab)
1363 0 : continue;
1364 :
1365 82192 : nl80211_set_vht_mode(&results->modes[m], start, end);
1366 : }
1367 : }
1368 :
1369 :
1370 366 : static const char * dfs_domain_name(enum nl80211_dfs_regions region)
1371 : {
1372 366 : switch (region) {
1373 : case NL80211_DFS_UNSET:
1374 0 : return "DFS-UNSET";
1375 : case NL80211_DFS_FCC:
1376 169 : return "DFS-FCC";
1377 : case NL80211_DFS_ETSI:
1378 173 : return "DFS-ETSI";
1379 : case NL80211_DFS_JP:
1380 24 : return "DFS-JP";
1381 : default:
1382 0 : return "DFS-invalid";
1383 : }
1384 : }
1385 :
1386 :
1387 8356 : static int nl80211_get_reg(struct nl_msg *msg, void *arg)
1388 : {
1389 8356 : struct phy_info_arg *results = arg;
1390 : struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1391 8356 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1392 : struct nlattr *nl_rule;
1393 : struct nlattr *tb_rule[NL80211_FREQUENCY_ATTR_MAX + 1];
1394 : int rem_rule;
1395 : static struct nla_policy reg_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
1396 : [NL80211_ATTR_REG_RULE_FLAGS] = { .type = NLA_U32 },
1397 : [NL80211_ATTR_FREQ_RANGE_START] = { .type = NLA_U32 },
1398 : [NL80211_ATTR_FREQ_RANGE_END] = { .type = NLA_U32 },
1399 : [NL80211_ATTR_FREQ_RANGE_MAX_BW] = { .type = NLA_U32 },
1400 : [NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN] = { .type = NLA_U32 },
1401 : [NL80211_ATTR_POWER_RULE_MAX_EIRP] = { .type = NLA_U32 },
1402 : };
1403 :
1404 8356 : nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1405 : genlmsg_attrlen(gnlh, 0), NULL);
1406 16712 : if (!tb_msg[NL80211_ATTR_REG_ALPHA2] ||
1407 8356 : !tb_msg[NL80211_ATTR_REG_RULES]) {
1408 0 : wpa_printf(MSG_DEBUG, "nl80211: No regulatory information "
1409 : "available");
1410 0 : return NL_SKIP;
1411 : }
1412 :
1413 8356 : if (tb_msg[NL80211_ATTR_DFS_REGION]) {
1414 : enum nl80211_dfs_regions dfs_domain;
1415 366 : dfs_domain = nla_get_u8(tb_msg[NL80211_ATTR_DFS_REGION]);
1416 732 : wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s (%s)",
1417 366 : (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]),
1418 : dfs_domain_name(dfs_domain));
1419 : } else {
1420 7990 : wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s",
1421 7990 : (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]));
1422 : }
1423 :
1424 73880 : nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
1425 : {
1426 65524 : u32 start, end, max_eirp = 0, max_bw = 0, flags = 0;
1427 131048 : nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
1428 65524 : nla_data(nl_rule), nla_len(nl_rule), reg_policy);
1429 131048 : if (tb_rule[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
1430 65524 : tb_rule[NL80211_ATTR_FREQ_RANGE_END] == NULL)
1431 0 : continue;
1432 65524 : start = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
1433 65524 : end = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
1434 65524 : if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP])
1435 65524 : max_eirp = nla_get_u32(tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) / 100;
1436 65524 : if (tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW])
1437 65524 : max_bw = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
1438 65524 : if (tb_rule[NL80211_ATTR_REG_RULE_FLAGS])
1439 65524 : flags = nla_get_u32(tb_rule[NL80211_ATTR_REG_RULE_FLAGS]);
1440 :
1441 524192 : wpa_printf(MSG_DEBUG, "nl80211: %u-%u @ %u MHz %u mBm%s%s%s%s%s%s%s%s",
1442 : start, end, max_bw, max_eirp,
1443 65524 : flags & NL80211_RRF_NO_OFDM ? " (no OFDM)" : "",
1444 65524 : flags & NL80211_RRF_NO_CCK ? " (no CCK)" : "",
1445 65524 : flags & NL80211_RRF_NO_INDOOR ? " (no indoor)" : "",
1446 65524 : flags & NL80211_RRF_NO_OUTDOOR ? " (no outdoor)" :
1447 : "",
1448 65524 : flags & NL80211_RRF_DFS ? " (DFS)" : "",
1449 65524 : flags & NL80211_RRF_PTP_ONLY ? " (PTP only)" : "",
1450 65524 : flags & NL80211_RRF_PTMP_ONLY ? " (PTMP only)" : "",
1451 65524 : flags & NL80211_RRF_NO_IR ? " (no IR)" : "");
1452 65524 : if (max_bw >= 40)
1453 57510 : nl80211_reg_rule_ht40(start, end, results);
1454 65524 : if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP])
1455 65524 : nl80211_reg_rule_max_eirp(start, end, max_eirp,
1456 : results);
1457 : }
1458 :
1459 73880 : nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
1460 : {
1461 131048 : nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
1462 65524 : nla_data(nl_rule), nla_len(nl_rule), reg_policy);
1463 65524 : nl80211_reg_rule_sec(tb_rule, results);
1464 : }
1465 :
1466 73880 : nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
1467 : {
1468 131048 : nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
1469 65524 : nla_data(nl_rule), nla_len(nl_rule), reg_policy);
1470 65524 : nl80211_reg_rule_vht(tb_rule, results);
1471 : }
1472 :
1473 8356 : return NL_SKIP;
1474 : }
1475 :
1476 :
1477 8356 : static int nl80211_set_regulatory_flags(struct wpa_driver_nl80211_data *drv,
1478 : struct phy_info_arg *results)
1479 : {
1480 : struct nl_msg *msg;
1481 :
1482 8356 : msg = nlmsg_alloc();
1483 8356 : if (!msg)
1484 0 : return -ENOMEM;
1485 :
1486 8356 : nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
1487 8356 : return send_and_recv_msgs(drv, msg, nl80211_get_reg, results);
1488 : }
1489 :
1490 :
1491 : struct hostapd_hw_modes *
1492 8356 : nl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags)
1493 : {
1494 : u32 feat;
1495 8356 : struct i802_bss *bss = priv;
1496 8356 : struct wpa_driver_nl80211_data *drv = bss->drv;
1497 8356 : int nl_flags = 0;
1498 : struct nl_msg *msg;
1499 8356 : struct phy_info_arg result = {
1500 : .num_modes = num_modes,
1501 : .modes = NULL,
1502 : .last_mode = -1,
1503 : };
1504 :
1505 8356 : *num_modes = 0;
1506 8356 : *flags = 0;
1507 :
1508 8356 : feat = get_nl80211_protocol_features(drv);
1509 8356 : if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP)
1510 8356 : nl_flags = NLM_F_DUMP;
1511 16712 : if (!(msg = nl80211_cmd_msg(bss, nl_flags, NL80211_CMD_GET_WIPHY)) ||
1512 8356 : nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) {
1513 0 : nlmsg_free(msg);
1514 0 : return NULL;
1515 : }
1516 :
1517 8356 : if (send_and_recv_msgs(drv, msg, phy_info_handler, &result) == 0) {
1518 8356 : nl80211_set_regulatory_flags(drv, &result);
1519 8356 : return wpa_driver_nl80211_postprocess_modes(result.modes,
1520 : num_modes);
1521 : }
1522 :
1523 0 : return NULL;
1524 : }
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