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 10158 : static int protocol_feature_handler(struct nl_msg *msg, void *arg)
23 : {
24 10158 : u32 *feat = arg;
25 : struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
26 10158 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
27 :
28 10158 : nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
29 : genlmsg_attrlen(gnlh, 0), NULL);
30 :
31 10158 : if (tb_msg[NL80211_ATTR_PROTOCOL_FEATURES])
32 10158 : *feat = nla_get_u32(tb_msg[NL80211_ATTR_PROTOCOL_FEATURES]);
33 :
34 10158 : return NL_SKIP;
35 : }
36 :
37 :
38 10158 : static u32 get_nl80211_protocol_features(struct wpa_driver_nl80211_data *drv)
39 : {
40 10158 : u32 feat = 0;
41 : struct nl_msg *msg;
42 :
43 10158 : msg = nlmsg_alloc();
44 10158 : if (!msg)
45 0 : return 0;
46 :
47 10158 : if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_PROTOCOL_FEATURES)) {
48 0 : nlmsg_free(msg);
49 0 : return 0;
50 : }
51 :
52 10158 : if (send_and_recv_msgs(drv, msg, protocol_feature_handler, &feat) == 0)
53 10158 : 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_go_ctwindow_supported:1;
75 : unsigned int p2p_concurrent:1;
76 : unsigned int channel_switch_supported:1;
77 : unsigned int set_qos_map_supported:1;
78 : unsigned int have_low_prio_scan:1;
79 : unsigned int wmm_ac_supported:1;
80 : unsigned int mac_addr_rand_scan_supported:1;
81 : unsigned int mac_addr_rand_sched_scan_supported:1;
82 : };
83 :
84 :
85 0 : static unsigned int probe_resp_offload_support(int supp_protocols)
86 : {
87 0 : unsigned int prot = 0;
88 :
89 0 : if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS)
90 0 : prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS;
91 0 : if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2)
92 0 : prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS2;
93 0 : if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P)
94 0 : prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_P2P;
95 0 : if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_80211U)
96 0 : prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_INTERWORKING;
97 :
98 0 : return prot;
99 : }
100 :
101 :
102 66474 : static void wiphy_info_supported_iftypes(struct wiphy_info_data *info,
103 : struct nlattr *tb)
104 : {
105 : struct nlattr *nl_mode;
106 : int i;
107 :
108 66474 : if (tb == NULL)
109 131717 : return;
110 :
111 11102 : nla_for_each_nested(nl_mode, tb, i) {
112 9871 : switch (nla_type(nl_mode)) {
113 : case NL80211_IFTYPE_AP:
114 1231 : info->capa->flags |= WPA_DRIVER_FLAGS_AP;
115 1231 : break;
116 : case NL80211_IFTYPE_MESH_POINT:
117 1231 : info->capa->flags |= WPA_DRIVER_FLAGS_MESH;
118 1231 : break;
119 : case NL80211_IFTYPE_ADHOC:
120 1231 : info->capa->flags |= WPA_DRIVER_FLAGS_IBSS;
121 1231 : break;
122 : case NL80211_IFTYPE_P2P_DEVICE:
123 23 : info->capa->flags |=
124 : WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE;
125 23 : break;
126 : case NL80211_IFTYPE_P2P_GO:
127 1231 : info->p2p_go_supported = 1;
128 1231 : break;
129 : case NL80211_IFTYPE_P2P_CLIENT:
130 1231 : info->p2p_client_supported = 1;
131 1231 : break;
132 : case NL80211_IFTYPE_MONITOR:
133 1231 : info->monitor_supported = 1;
134 1231 : break;
135 : }
136 : }
137 : }
138 :
139 :
140 2448 : static int wiphy_info_iface_comb_process(struct wiphy_info_data *info,
141 : struct nlattr *nl_combi)
142 : {
143 : struct nlattr *tb_comb[NUM_NL80211_IFACE_COMB];
144 : struct nlattr *tb_limit[NUM_NL80211_IFACE_LIMIT];
145 : struct nlattr *nl_limit, *nl_mode;
146 : int err, rem_limit, rem_mode;
147 2448 : int combination_has_p2p = 0, combination_has_mgd = 0;
148 : static struct nla_policy
149 : iface_combination_policy[NUM_NL80211_IFACE_COMB] = {
150 : [NL80211_IFACE_COMB_LIMITS] = { .type = NLA_NESTED },
151 : [NL80211_IFACE_COMB_MAXNUM] = { .type = NLA_U32 },
152 : [NL80211_IFACE_COMB_STA_AP_BI_MATCH] = { .type = NLA_FLAG },
153 : [NL80211_IFACE_COMB_NUM_CHANNELS] = { .type = NLA_U32 },
154 : [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS] = { .type = NLA_U32 },
155 : },
156 : iface_limit_policy[NUM_NL80211_IFACE_LIMIT] = {
157 : [NL80211_IFACE_LIMIT_TYPES] = { .type = NLA_NESTED },
158 : [NL80211_IFACE_LIMIT_MAX] = { .type = NLA_U32 },
159 : };
160 :
161 2448 : err = nla_parse_nested(tb_comb, MAX_NL80211_IFACE_COMB,
162 : nl_combi, iface_combination_policy);
163 4896 : if (err || !tb_comb[NL80211_IFACE_COMB_LIMITS] ||
164 4896 : !tb_comb[NL80211_IFACE_COMB_MAXNUM] ||
165 2448 : !tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS])
166 0 : return 0; /* broken combination */
167 :
168 2448 : if (tb_comb[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS])
169 2448 : info->capa->flags |= WPA_DRIVER_FLAGS_RADAR;
170 :
171 4896 : nla_for_each_nested(nl_limit, tb_comb[NL80211_IFACE_COMB_LIMITS],
172 : rem_limit) {
173 3679 : err = nla_parse_nested(tb_limit, MAX_NL80211_IFACE_LIMIT,
174 : nl_limit, iface_limit_policy);
175 3679 : if (err || !tb_limit[NL80211_IFACE_LIMIT_TYPES])
176 0 : return 0; /* broken combination */
177 :
178 12282 : nla_for_each_nested(nl_mode,
179 : tb_limit[NL80211_IFACE_LIMIT_TYPES],
180 : rem_mode) {
181 8603 : int ift = nla_type(nl_mode);
182 8603 : if (ift == NL80211_IFTYPE_P2P_GO ||
183 : ift == NL80211_IFTYPE_P2P_CLIENT)
184 2462 : combination_has_p2p = 1;
185 8603 : if (ift == NL80211_IFTYPE_STATION)
186 1231 : combination_has_mgd = 1;
187 : }
188 3679 : if (combination_has_p2p && combination_has_mgd)
189 1231 : break;
190 : }
191 :
192 2448 : if (combination_has_p2p && combination_has_mgd) {
193 1231 : unsigned int num_channels =
194 1231 : nla_get_u32(tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS]);
195 :
196 1231 : info->p2p_concurrent = 1;
197 1231 : if (info->num_multichan_concurrent < num_channels)
198 1231 : info->num_multichan_concurrent = num_channels;
199 : }
200 :
201 2448 : return 0;
202 : }
203 :
204 :
205 66474 : static void wiphy_info_iface_comb(struct wiphy_info_data *info,
206 : struct nlattr *tb)
207 : {
208 : struct nlattr *nl_combi;
209 : int rem_combi;
210 :
211 66474 : if (tb == NULL)
212 131717 : return;
213 :
214 3679 : nla_for_each_nested(nl_combi, tb, rem_combi) {
215 2448 : if (wiphy_info_iface_comb_process(info, nl_combi) > 0)
216 0 : break;
217 : }
218 : }
219 :
220 :
221 66474 : static void wiphy_info_supp_cmds(struct wiphy_info_data *info,
222 : struct nlattr *tb)
223 : {
224 : struct nlattr *nl_cmd;
225 : int i;
226 :
227 66474 : if (tb == NULL)
228 131717 : return;
229 :
230 40623 : nla_for_each_nested(nl_cmd, tb, i) {
231 39392 : switch (nla_get_u32(nl_cmd)) {
232 : case NL80211_CMD_AUTHENTICATE:
233 1231 : info->auth_supported = 1;
234 1231 : break;
235 : case NL80211_CMD_CONNECT:
236 1231 : info->connect_supported = 1;
237 1231 : break;
238 : case NL80211_CMD_START_SCHED_SCAN:
239 0 : info->capa->sched_scan_supported = 1;
240 0 : break;
241 : case NL80211_CMD_PROBE_CLIENT:
242 1231 : info->poll_command_supported = 1;
243 1231 : break;
244 : case NL80211_CMD_CHANNEL_SWITCH:
245 1231 : info->channel_switch_supported = 1;
246 1231 : break;
247 : case NL80211_CMD_SET_QOS_MAP:
248 1231 : info->set_qos_map_supported = 1;
249 1231 : break;
250 : }
251 : }
252 : }
253 :
254 :
255 66474 : static void wiphy_info_cipher_suites(struct wiphy_info_data *info,
256 : struct nlattr *tb)
257 : {
258 : int i, num;
259 : u32 *ciphers;
260 :
261 66474 : if (tb == NULL)
262 131717 : return;
263 :
264 1231 : num = nla_len(tb) / sizeof(u32);
265 1231 : ciphers = nla_data(tb);
266 14772 : for (i = 0; i < num; i++) {
267 13541 : u32 c = ciphers[i];
268 :
269 40623 : wpa_printf(MSG_DEBUG, "nl80211: Supported cipher %02x-%02x-%02x:%d",
270 13541 : c >> 24, (c >> 16) & 0xff,
271 13541 : (c >> 8) & 0xff, c & 0xff);
272 13541 : switch (c) {
273 : case WLAN_CIPHER_SUITE_CCMP_256:
274 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP_256;
275 1231 : break;
276 : case WLAN_CIPHER_SUITE_GCMP_256:
277 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP_256;
278 1231 : break;
279 : case WLAN_CIPHER_SUITE_CCMP:
280 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP;
281 1231 : break;
282 : case WLAN_CIPHER_SUITE_GCMP:
283 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP;
284 1231 : break;
285 : case WLAN_CIPHER_SUITE_TKIP:
286 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_TKIP;
287 1231 : break;
288 : case WLAN_CIPHER_SUITE_WEP104:
289 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP104;
290 1231 : break;
291 : case WLAN_CIPHER_SUITE_WEP40:
292 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP40;
293 1231 : break;
294 : case WLAN_CIPHER_SUITE_AES_CMAC:
295 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP;
296 1231 : break;
297 : case WLAN_CIPHER_SUITE_BIP_GMAC_128:
298 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_128;
299 1231 : break;
300 : case WLAN_CIPHER_SUITE_BIP_GMAC_256:
301 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_256;
302 1231 : break;
303 : case WLAN_CIPHER_SUITE_BIP_CMAC_256:
304 1231 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_CMAC_256;
305 1231 : break;
306 : case WLAN_CIPHER_SUITE_NO_GROUP_ADDR:
307 0 : info->capa->enc |= WPA_DRIVER_CAPA_ENC_GTK_NOT_USED;
308 0 : break;
309 : }
310 : }
311 : }
312 :
313 :
314 66474 : static void wiphy_info_max_roc(struct wpa_driver_capa *capa,
315 : struct nlattr *tb)
316 : {
317 66474 : if (tb)
318 1231 : capa->max_remain_on_chan = nla_get_u32(tb);
319 66474 : }
320 :
321 :
322 66474 : static void wiphy_info_tdls(struct wpa_driver_capa *capa, struct nlattr *tdls,
323 : struct nlattr *ext_setup)
324 : {
325 66474 : if (tdls == NULL)
326 131717 : return;
327 :
328 1231 : wpa_printf(MSG_DEBUG, "nl80211: TDLS supported");
329 1231 : capa->flags |= WPA_DRIVER_FLAGS_TDLS_SUPPORT;
330 :
331 1231 : if (ext_setup) {
332 1231 : wpa_printf(MSG_DEBUG, "nl80211: TDLS external setup");
333 1231 : capa->flags |= WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP;
334 : }
335 : }
336 :
337 :
338 66474 : static void wiphy_info_feature_flags(struct wiphy_info_data *info,
339 : struct nlattr *tb)
340 : {
341 : u32 flags;
342 66474 : struct wpa_driver_capa *capa = info->capa;
343 :
344 66474 : if (tb == NULL)
345 131717 : return;
346 :
347 1231 : flags = nla_get_u32(tb);
348 :
349 1231 : if (flags & NL80211_FEATURE_SK_TX_STATUS)
350 1231 : info->data_tx_status = 1;
351 :
352 1231 : if (flags & NL80211_FEATURE_INACTIVITY_TIMER)
353 0 : capa->flags |= WPA_DRIVER_FLAGS_INACTIVITY_TIMER;
354 :
355 1231 : if (flags & NL80211_FEATURE_SAE)
356 1231 : capa->flags |= WPA_DRIVER_FLAGS_SAE;
357 :
358 1231 : if (flags & NL80211_FEATURE_NEED_OBSS_SCAN)
359 0 : capa->flags |= WPA_DRIVER_FLAGS_OBSS_SCAN;
360 :
361 1231 : if (flags & NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE)
362 1231 : capa->flags |= WPA_DRIVER_FLAGS_HT_2040_COEX;
363 :
364 1231 : if (flags & NL80211_FEATURE_TDLS_CHANNEL_SWITCH) {
365 1231 : wpa_printf(MSG_DEBUG, "nl80211: TDLS channel switch");
366 1231 : capa->flags |= WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH;
367 : }
368 :
369 1231 : if (flags & NL80211_FEATURE_P2P_GO_CTWIN)
370 0 : info->p2p_go_ctwindow_supported = 1;
371 :
372 1231 : if (flags & NL80211_FEATURE_LOW_PRIORITY_SCAN)
373 1217 : info->have_low_prio_scan = 1;
374 :
375 1231 : if (flags & NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR)
376 1231 : info->mac_addr_rand_scan_supported = 1;
377 :
378 1231 : if (flags & NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR)
379 0 : info->mac_addr_rand_sched_scan_supported = 1;
380 :
381 1231 : if (flags & NL80211_FEATURE_STATIC_SMPS)
382 1231 : capa->smps_modes |= WPA_DRIVER_SMPS_MODE_STATIC;
383 :
384 1231 : if (flags & NL80211_FEATURE_DYNAMIC_SMPS)
385 1231 : capa->smps_modes |= WPA_DRIVER_SMPS_MODE_DYNAMIC;
386 :
387 1231 : if (flags & NL80211_FEATURE_SUPPORTS_WMM_ADMISSION)
388 0 : info->wmm_ac_supported = 1;
389 :
390 1231 : if (flags & NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES)
391 1231 : capa->rrm_flags |= WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES;
392 :
393 1231 : if (flags & NL80211_FEATURE_WFA_TPC_IE_IN_PROBES)
394 0 : capa->rrm_flags |= WPA_DRIVER_FLAGS_WFA_TPC_IE_IN_PROBES;
395 :
396 1231 : if (flags & NL80211_FEATURE_QUIET)
397 1231 : capa->rrm_flags |= WPA_DRIVER_FLAGS_QUIET;
398 :
399 1231 : if (flags & NL80211_FEATURE_TX_POWER_INSERTION)
400 0 : capa->rrm_flags |= WPA_DRIVER_FLAGS_TX_POWER_INSERTION;
401 :
402 1231 : if (flags & NL80211_FEATURE_HT_IBSS)
403 1231 : capa->flags |= WPA_DRIVER_FLAGS_HT_IBSS;
404 : }
405 :
406 :
407 66474 : static void wiphy_info_probe_resp_offload(struct wpa_driver_capa *capa,
408 : struct nlattr *tb)
409 : {
410 : u32 protocols;
411 :
412 66474 : if (tb == NULL)
413 132948 : return;
414 :
415 0 : protocols = nla_get_u32(tb);
416 0 : wpa_printf(MSG_DEBUG, "nl80211: Supports Probe Response offload in AP "
417 : "mode");
418 0 : capa->flags |= WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD;
419 0 : capa->probe_resp_offloads = probe_resp_offload_support(protocols);
420 : }
421 :
422 :
423 66474 : static void wiphy_info_wowlan_triggers(struct wpa_driver_capa *capa,
424 : struct nlattr *tb)
425 : {
426 : struct nlattr *triggers[MAX_NL80211_WOWLAN_TRIG + 1];
427 :
428 66474 : if (tb == NULL)
429 132948 : return;
430 :
431 0 : if (nla_parse_nested(triggers, MAX_NL80211_WOWLAN_TRIG,
432 : tb, NULL))
433 0 : return;
434 :
435 0 : if (triggers[NL80211_WOWLAN_TRIG_ANY])
436 0 : capa->wowlan_triggers.any = 1;
437 0 : if (triggers[NL80211_WOWLAN_TRIG_DISCONNECT])
438 0 : capa->wowlan_triggers.disconnect = 1;
439 0 : if (triggers[NL80211_WOWLAN_TRIG_MAGIC_PKT])
440 0 : capa->wowlan_triggers.magic_pkt = 1;
441 0 : if (triggers[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE])
442 0 : capa->wowlan_triggers.gtk_rekey_failure = 1;
443 0 : if (triggers[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST])
444 0 : capa->wowlan_triggers.eap_identity_req = 1;
445 0 : if (triggers[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE])
446 0 : capa->wowlan_triggers.four_way_handshake = 1;
447 0 : if (triggers[NL80211_WOWLAN_TRIG_RFKILL_RELEASE])
448 0 : capa->wowlan_triggers.rfkill_release = 1;
449 : }
450 :
451 :
452 66474 : static int wiphy_info_handler(struct nl_msg *msg, void *arg)
453 : {
454 : struct nlattr *tb[NL80211_ATTR_MAX + 1];
455 66474 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
456 66474 : struct wiphy_info_data *info = arg;
457 66474 : struct wpa_driver_capa *capa = info->capa;
458 66474 : struct wpa_driver_nl80211_data *drv = info->drv;
459 :
460 66474 : nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
461 : genlmsg_attrlen(gnlh, 0), NULL);
462 :
463 66474 : if (tb[NL80211_ATTR_WIPHY_NAME])
464 66474 : os_strlcpy(drv->phyname,
465 66474 : nla_get_string(tb[NL80211_ATTR_WIPHY_NAME]),
466 : sizeof(drv->phyname));
467 66474 : if (tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS])
468 1231 : capa->max_scan_ssids =
469 1231 : nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]);
470 :
471 66474 : if (tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS])
472 1231 : capa->max_sched_scan_ssids =
473 1231 : nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]);
474 :
475 66474 : if (tb[NL80211_ATTR_MAX_MATCH_SETS])
476 1231 : capa->max_match_sets =
477 1231 : nla_get_u8(tb[NL80211_ATTR_MAX_MATCH_SETS]);
478 :
479 66474 : if (tb[NL80211_ATTR_MAC_ACL_MAX])
480 0 : capa->max_acl_mac_addrs =
481 0 : nla_get_u8(tb[NL80211_ATTR_MAC_ACL_MAX]);
482 :
483 66474 : wiphy_info_supported_iftypes(info, tb[NL80211_ATTR_SUPPORTED_IFTYPES]);
484 66474 : wiphy_info_iface_comb(info, tb[NL80211_ATTR_INTERFACE_COMBINATIONS]);
485 66474 : wiphy_info_supp_cmds(info, tb[NL80211_ATTR_SUPPORTED_COMMANDS]);
486 66474 : wiphy_info_cipher_suites(info, tb[NL80211_ATTR_CIPHER_SUITES]);
487 :
488 66474 : if (tb[NL80211_ATTR_OFFCHANNEL_TX_OK]) {
489 1231 : wpa_printf(MSG_DEBUG, "nl80211: Using driver-based "
490 : "off-channel TX");
491 1231 : capa->flags |= WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
492 : }
493 :
494 66474 : if (tb[NL80211_ATTR_ROAM_SUPPORT]) {
495 0 : wpa_printf(MSG_DEBUG, "nl80211: Using driver-based roaming");
496 0 : capa->flags |= WPA_DRIVER_FLAGS_BSS_SELECTION;
497 : }
498 :
499 66474 : wiphy_info_max_roc(capa,
500 : tb[NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION]);
501 :
502 66474 : if (tb[NL80211_ATTR_SUPPORT_AP_UAPSD])
503 1231 : capa->flags |= WPA_DRIVER_FLAGS_AP_UAPSD;
504 :
505 66474 : wiphy_info_tdls(capa, tb[NL80211_ATTR_TDLS_SUPPORT],
506 : tb[NL80211_ATTR_TDLS_EXTERNAL_SETUP]);
507 :
508 66474 : if (tb[NL80211_ATTR_DEVICE_AP_SME])
509 0 : info->device_ap_sme = 1;
510 :
511 66474 : wiphy_info_feature_flags(info, tb[NL80211_ATTR_FEATURE_FLAGS]);
512 66474 : wiphy_info_probe_resp_offload(capa,
513 : tb[NL80211_ATTR_PROBE_RESP_OFFLOAD]);
514 :
515 67705 : if (tb[NL80211_ATTR_EXT_CAPA] && tb[NL80211_ATTR_EXT_CAPA_MASK] &&
516 1231 : drv->extended_capa == NULL) {
517 1231 : drv->extended_capa =
518 1231 : os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA]));
519 1231 : if (drv->extended_capa) {
520 1231 : os_memcpy(drv->extended_capa,
521 : nla_data(tb[NL80211_ATTR_EXT_CAPA]),
522 : nla_len(tb[NL80211_ATTR_EXT_CAPA]));
523 1231 : drv->extended_capa_len =
524 1231 : nla_len(tb[NL80211_ATTR_EXT_CAPA]);
525 : }
526 1231 : drv->extended_capa_mask =
527 1231 : os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK]));
528 1231 : if (drv->extended_capa_mask) {
529 1231 : os_memcpy(drv->extended_capa_mask,
530 : nla_data(tb[NL80211_ATTR_EXT_CAPA_MASK]),
531 : nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK]));
532 : } else {
533 0 : os_free(drv->extended_capa);
534 0 : drv->extended_capa = NULL;
535 0 : drv->extended_capa_len = 0;
536 : }
537 : }
538 :
539 66474 : if (tb[NL80211_ATTR_VENDOR_DATA]) {
540 : struct nlattr *nl;
541 : int rem;
542 :
543 2462 : nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_DATA], rem) {
544 : struct nl80211_vendor_cmd_info *vinfo;
545 1231 : if (nla_len(nl) != sizeof(*vinfo)) {
546 0 : wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info");
547 0 : continue;
548 : }
549 1231 : vinfo = nla_data(nl);
550 1231 : switch (vinfo->subcmd) {
551 : case QCA_NL80211_VENDOR_SUBCMD_TEST:
552 1231 : drv->vendor_cmd_test_avail = 1;
553 1231 : break;
554 : case QCA_NL80211_VENDOR_SUBCMD_ROAMING:
555 0 : drv->roaming_vendor_cmd_avail = 1;
556 0 : break;
557 : case QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY:
558 0 : drv->dfs_vendor_cmd_avail = 1;
559 0 : break;
560 : case QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES:
561 0 : drv->get_features_vendor_cmd_avail = 1;
562 0 : break;
563 : case QCA_NL80211_VENDOR_SUBCMD_DO_ACS:
564 0 : drv->capa.flags |= WPA_DRIVER_FLAGS_ACS_OFFLOAD;
565 0 : break;
566 : }
567 :
568 1231 : wpa_printf(MSG_DEBUG, "nl80211: Supported vendor command: vendor_id=0x%x subcmd=%u",
569 : vinfo->vendor_id, vinfo->subcmd);
570 : }
571 : }
572 :
573 66474 : if (tb[NL80211_ATTR_VENDOR_EVENTS]) {
574 : struct nlattr *nl;
575 : int rem;
576 :
577 2462 : nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_EVENTS], rem) {
578 : struct nl80211_vendor_cmd_info *vinfo;
579 1231 : if (nla_len(nl) != sizeof(*vinfo)) {
580 0 : wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info");
581 0 : continue;
582 : }
583 1231 : vinfo = nla_data(nl);
584 1231 : wpa_printf(MSG_DEBUG, "nl80211: Supported vendor event: vendor_id=0x%x subcmd=%u",
585 : vinfo->vendor_id, vinfo->subcmd);
586 : }
587 : }
588 :
589 66474 : wiphy_info_wowlan_triggers(capa,
590 : tb[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED]);
591 :
592 66474 : if (tb[NL80211_ATTR_MAX_AP_ASSOC_STA])
593 0 : capa->max_stations =
594 0 : nla_get_u32(tb[NL80211_ATTR_MAX_AP_ASSOC_STA]);
595 :
596 66474 : return NL_SKIP;
597 : }
598 :
599 :
600 1234 : static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data *drv,
601 : struct wiphy_info_data *info)
602 : {
603 : u32 feat;
604 : struct nl_msg *msg;
605 1234 : int flags = 0;
606 :
607 1234 : os_memset(info, 0, sizeof(*info));
608 1234 : info->capa = &drv->capa;
609 1234 : info->drv = drv;
610 :
611 1234 : feat = get_nl80211_protocol_features(drv);
612 1234 : if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP)
613 1234 : flags = NLM_F_DUMP;
614 1234 : msg = nl80211_cmd_msg(drv->first_bss, flags, NL80211_CMD_GET_WIPHY);
615 1234 : if (!msg || nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) {
616 0 : nlmsg_free(msg);
617 0 : return -1;
618 : }
619 :
620 1234 : if (send_and_recv_msgs(drv, msg, wiphy_info_handler, info))
621 0 : return -1;
622 :
623 1234 : if (info->auth_supported)
624 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_SME;
625 3 : else if (!info->connect_supported) {
626 3 : wpa_printf(MSG_INFO, "nl80211: Driver does not support "
627 : "authentication/association or connect commands");
628 3 : info->error = 1;
629 : }
630 :
631 1234 : if (info->p2p_go_supported && info->p2p_client_supported)
632 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CAPABLE;
633 1234 : if (info->p2p_concurrent) {
634 1231 : wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
635 : "interface (driver advertised support)");
636 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
637 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
638 : }
639 1234 : if (info->num_multichan_concurrent > 1) {
640 14 : wpa_printf(MSG_DEBUG, "nl80211: Enable multi-channel "
641 : "concurrent (driver advertised support)");
642 14 : drv->capa.num_multichan_concurrent =
643 14 : info->num_multichan_concurrent;
644 : }
645 1234 : if (drv->capa.flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE)
646 23 : wpa_printf(MSG_DEBUG, "nl80211: use P2P_DEVICE support");
647 :
648 : /* default to 5000 since early versions of mac80211 don't set it */
649 1234 : if (!drv->capa.max_remain_on_chan)
650 3 : drv->capa.max_remain_on_chan = 5000;
651 :
652 1234 : if (info->channel_switch_supported)
653 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_AP_CSA;
654 1234 : drv->capa.wmm_ac_supported = info->wmm_ac_supported;
655 :
656 1234 : drv->capa.mac_addr_rand_sched_scan_supported =
657 1234 : info->mac_addr_rand_sched_scan_supported;
658 1234 : drv->capa.mac_addr_rand_scan_supported =
659 1234 : info->mac_addr_rand_scan_supported;
660 :
661 1234 : return 0;
662 : }
663 :
664 :
665 0 : static int dfs_info_handler(struct nl_msg *msg, void *arg)
666 : {
667 : struct nlattr *tb[NL80211_ATTR_MAX + 1];
668 0 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
669 0 : int *dfs_capability_ptr = arg;
670 :
671 0 : nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
672 : genlmsg_attrlen(gnlh, 0), NULL);
673 :
674 0 : if (tb[NL80211_ATTR_VENDOR_DATA]) {
675 0 : struct nlattr *nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
676 : struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
677 :
678 0 : nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
679 0 : nla_data(nl_vend), nla_len(nl_vend), NULL);
680 :
681 0 : if (tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]) {
682 : u32 val;
683 0 : val = nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]);
684 0 : wpa_printf(MSG_DEBUG, "nl80211: DFS offload capability: %u",
685 : val);
686 0 : *dfs_capability_ptr = val;
687 : }
688 : }
689 :
690 0 : return NL_SKIP;
691 : }
692 :
693 :
694 1231 : static void qca_nl80211_check_dfs_capa(struct wpa_driver_nl80211_data *drv)
695 : {
696 : struct nl_msg *msg;
697 1231 : int dfs_capability = 0;
698 : int ret;
699 :
700 1231 : if (!drv->dfs_vendor_cmd_avail)
701 2462 : return;
702 :
703 0 : if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
704 0 : nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
705 0 : nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
706 : QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY)) {
707 0 : nlmsg_free(msg);
708 0 : return;
709 : }
710 :
711 0 : ret = send_and_recv_msgs(drv, msg, dfs_info_handler, &dfs_capability);
712 0 : if (!ret && dfs_capability)
713 0 : drv->capa.flags |= WPA_DRIVER_FLAGS_DFS_OFFLOAD;
714 : }
715 :
716 :
717 : struct features_info {
718 : u8 *flags;
719 : size_t flags_len;
720 : };
721 :
722 :
723 0 : static int features_info_handler(struct nl_msg *msg, void *arg)
724 : {
725 : struct nlattr *tb[NL80211_ATTR_MAX + 1];
726 0 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
727 0 : struct features_info *info = arg;
728 : struct nlattr *nl_vend, *attr;
729 :
730 0 : nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
731 : genlmsg_attrlen(gnlh, 0), NULL);
732 :
733 0 : nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
734 0 : if (nl_vend) {
735 : struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
736 :
737 0 : nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
738 0 : nla_data(nl_vend), nla_len(nl_vend), NULL);
739 :
740 0 : attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_FEATURE_FLAGS];
741 0 : if (attr) {
742 0 : info->flags = nla_data(attr);
743 0 : info->flags_len = nla_len(attr);
744 : }
745 : }
746 :
747 0 : return NL_SKIP;
748 : }
749 :
750 :
751 0 : static int check_feature(enum qca_wlan_vendor_features feature,
752 : struct features_info *info)
753 : {
754 0 : size_t idx = feature / 8;
755 :
756 0 : return (idx < info->flags_len) &&
757 0 : (info->flags[idx] & BIT(feature % 8));
758 : }
759 :
760 :
761 1231 : static void qca_nl80211_get_features(struct wpa_driver_nl80211_data *drv)
762 : {
763 : struct nl_msg *msg;
764 : struct features_info info;
765 : int ret;
766 :
767 1231 : if (!drv->get_features_vendor_cmd_avail)
768 2462 : return;
769 :
770 0 : if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
771 0 : nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
772 0 : nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
773 : QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES)) {
774 0 : nlmsg_free(msg);
775 0 : return;
776 : }
777 :
778 0 : os_memset(&info, 0, sizeof(info));
779 0 : ret = send_and_recv_msgs(drv, msg, features_info_handler, &info);
780 0 : if (ret || !info.flags)
781 0 : return;
782 :
783 0 : if (check_feature(QCA_WLAN_VENDOR_FEATURE_KEY_MGMT_OFFLOAD, &info))
784 0 : drv->capa.flags |= WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD;
785 : }
786 :
787 :
788 1234 : int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv)
789 : {
790 : struct wiphy_info_data info;
791 1234 : if (wpa_driver_nl80211_get_info(drv, &info))
792 0 : return -1;
793 :
794 1234 : if (info.error)
795 3 : return -1;
796 :
797 1231 : drv->has_capability = 1;
798 1231 : drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
799 : WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
800 : WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
801 : WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK |
802 : WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B |
803 : WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192;
804 1231 : drv->capa.auth = WPA_DRIVER_AUTH_OPEN |
805 : WPA_DRIVER_AUTH_SHARED |
806 : WPA_DRIVER_AUTH_LEAP;
807 :
808 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_SANE_ERROR_CODES;
809 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE;
810 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
811 :
812 : /*
813 : * As all cfg80211 drivers must support cases where the AP interface is
814 : * removed without the knowledge of wpa_supplicant/hostapd, e.g., in
815 : * case that the user space daemon has crashed, they must be able to
816 : * cleanup all stations and key entries in the AP tear down flow. Thus,
817 : * this flag can/should always be set for cfg80211 drivers.
818 : */
819 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT;
820 :
821 1231 : if (!info.device_ap_sme) {
822 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS;
823 :
824 : /*
825 : * No AP SME is currently assumed to also indicate no AP MLME
826 : * in the driver/firmware.
827 : */
828 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_AP_MLME;
829 : }
830 :
831 1231 : drv->device_ap_sme = info.device_ap_sme;
832 1231 : drv->poll_command_supported = info.poll_command_supported;
833 1231 : drv->data_tx_status = info.data_tx_status;
834 1231 : drv->p2p_go_ctwindow_supported = info.p2p_go_ctwindow_supported;
835 1231 : if (info.set_qos_map_supported)
836 1231 : drv->capa.flags |= WPA_DRIVER_FLAGS_QOS_MAPPING;
837 1231 : drv->have_low_prio_scan = info.have_low_prio_scan;
838 :
839 : /*
840 : * If poll command and tx status are supported, mac80211 is new enough
841 : * to have everything we need to not need monitor interfaces.
842 : */
843 1231 : drv->use_monitor = !info.poll_command_supported || !info.data_tx_status;
844 :
845 1231 : if (drv->device_ap_sme && drv->use_monitor) {
846 : /*
847 : * Non-mac80211 drivers may not support monitor interface.
848 : * Make sure we do not get stuck with incorrect capability here
849 : * by explicitly testing this.
850 : */
851 0 : if (!info.monitor_supported) {
852 0 : wpa_printf(MSG_DEBUG, "nl80211: Disable use_monitor "
853 : "with device_ap_sme since no monitor mode "
854 : "support detected");
855 0 : drv->use_monitor = 0;
856 : }
857 : }
858 :
859 : /*
860 : * If we aren't going to use monitor interfaces, but the
861 : * driver doesn't support data TX status, we won't get TX
862 : * status for EAPOL frames.
863 : */
864 1231 : if (!drv->use_monitor && !info.data_tx_status)
865 0 : drv->capa.flags &= ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
866 :
867 1231 : qca_nl80211_check_dfs_capa(drv);
868 1231 : qca_nl80211_get_features(drv);
869 :
870 1231 : return 0;
871 : }
872 :
873 :
874 : struct phy_info_arg {
875 : u16 *num_modes;
876 : struct hostapd_hw_modes *modes;
877 : int last_mode, last_chan_idx;
878 : };
879 :
880 374556 : static void phy_info_ht_capa(struct hostapd_hw_modes *mode, struct nlattr *capa,
881 : struct nlattr *ampdu_factor,
882 : struct nlattr *ampdu_density,
883 : struct nlattr *mcs_set)
884 : {
885 374556 : if (capa)
886 17836 : mode->ht_capab = nla_get_u16(capa);
887 :
888 374556 : if (ampdu_factor)
889 17836 : mode->a_mpdu_params |= nla_get_u8(ampdu_factor) & 0x03;
890 :
891 374556 : if (ampdu_density)
892 17836 : mode->a_mpdu_params |= nla_get_u8(ampdu_density) << 2;
893 :
894 374556 : if (mcs_set && nla_len(mcs_set) >= 16) {
895 : u8 *mcs;
896 17836 : mcs = nla_data(mcs_set);
897 17836 : os_memcpy(mode->mcs_set, mcs, 16);
898 : }
899 374556 : }
900 :
901 :
902 374556 : static void phy_info_vht_capa(struct hostapd_hw_modes *mode,
903 : struct nlattr *capa,
904 : struct nlattr *mcs_set)
905 : {
906 374556 : if (capa)
907 17836 : mode->vht_capab = nla_get_u32(capa);
908 :
909 374556 : if (mcs_set && nla_len(mcs_set) >= 8) {
910 : u8 *mcs;
911 17836 : mcs = nla_data(mcs_set);
912 17836 : os_memcpy(mode->vht_mcs_set, mcs, 8);
913 : }
914 374556 : }
915 :
916 :
917 338884 : static void phy_info_freq(struct hostapd_hw_modes *mode,
918 : struct hostapd_channel_data *chan,
919 : struct nlattr *tb_freq[])
920 : {
921 : u8 channel;
922 338884 : chan->freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]);
923 338884 : chan->flag = 0;
924 338884 : chan->dfs_cac_ms = 0;
925 338884 : if (ieee80211_freq_to_chan(chan->freq, &channel) != NUM_HOSTAPD_MODES)
926 338884 : chan->chan = channel;
927 :
928 338884 : if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED])
929 3879 : chan->flag |= HOSTAPD_CHAN_DISABLED;
930 338884 : if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IR])
931 233959 : chan->flag |= HOSTAPD_CHAN_NO_IR;
932 338884 : if (tb_freq[NL80211_FREQUENCY_ATTR_RADAR])
933 133770 : chan->flag |= HOSTAPD_CHAN_RADAR;
934 338884 : if (tb_freq[NL80211_FREQUENCY_ATTR_INDOOR_ONLY])
935 200 : chan->flag |= HOSTAPD_CHAN_INDOOR_ONLY;
936 338884 : if (tb_freq[NL80211_FREQUENCY_ATTR_GO_CONCURRENT])
937 0 : chan->flag |= HOSTAPD_CHAN_GO_CONCURRENT;
938 :
939 338884 : if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]) {
940 133770 : enum nl80211_dfs_state state =
941 133770 : nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]);
942 :
943 133770 : switch (state) {
944 : case NL80211_DFS_USABLE:
945 133770 : chan->flag |= HOSTAPD_CHAN_DFS_USABLE;
946 133770 : break;
947 : case NL80211_DFS_AVAILABLE:
948 0 : chan->flag |= HOSTAPD_CHAN_DFS_AVAILABLE;
949 0 : break;
950 : case NL80211_DFS_UNAVAILABLE:
951 0 : chan->flag |= HOSTAPD_CHAN_DFS_UNAVAILABLE;
952 0 : break;
953 : }
954 : }
955 :
956 338884 : if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]) {
957 133770 : chan->dfs_cac_ms = nla_get_u32(
958 133770 : tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]);
959 : }
960 338884 : }
961 :
962 :
963 374556 : static int phy_info_freqs(struct phy_info_arg *phy_info,
964 : struct hostapd_hw_modes *mode, struct nlattr *tb)
965 : {
966 : static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
967 : [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 },
968 : [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG },
969 : [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG },
970 : [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG },
971 : [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 },
972 : [NL80211_FREQUENCY_ATTR_DFS_STATE] = { .type = NLA_U32 },
973 : };
974 374556 : int new_channels = 0;
975 : struct hostapd_channel_data *channel;
976 : struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1];
977 : struct nlattr *nl_freq;
978 : int rem_freq, idx;
979 :
980 374556 : if (tb == NULL)
981 17836 : return NL_OK;
982 :
983 695604 : nla_for_each_nested(nl_freq, tb, rem_freq) {
984 677768 : nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX,
985 338884 : nla_data(nl_freq), nla_len(nl_freq), freq_policy);
986 338884 : if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ])
987 0 : continue;
988 338884 : new_channels++;
989 : }
990 :
991 356720 : channel = os_realloc_array(mode->channels,
992 356720 : mode->num_channels + new_channels,
993 : sizeof(struct hostapd_channel_data));
994 356720 : if (!channel)
995 0 : return NL_SKIP;
996 :
997 356720 : mode->channels = channel;
998 356720 : mode->num_channels += new_channels;
999 :
1000 356720 : idx = phy_info->last_chan_idx;
1001 :
1002 695604 : nla_for_each_nested(nl_freq, tb, rem_freq) {
1003 677768 : nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX,
1004 338884 : nla_data(nl_freq), nla_len(nl_freq), freq_policy);
1005 338884 : if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ])
1006 0 : continue;
1007 338884 : phy_info_freq(mode, &mode->channels[idx], tb_freq);
1008 338884 : idx++;
1009 : }
1010 356720 : phy_info->last_chan_idx = idx;
1011 :
1012 356720 : return NL_OK;
1013 : }
1014 :
1015 :
1016 374556 : static int phy_info_rates(struct hostapd_hw_modes *mode, struct nlattr *tb)
1017 : {
1018 : static struct nla_policy rate_policy[NL80211_BITRATE_ATTR_MAX + 1] = {
1019 : [NL80211_BITRATE_ATTR_RATE] = { .type = NLA_U32 },
1020 : [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE] =
1021 : { .type = NLA_FLAG },
1022 : };
1023 : struct nlattr *tb_rate[NL80211_BITRATE_ATTR_MAX + 1];
1024 : struct nlattr *nl_rate;
1025 : int rem_rate, idx;
1026 :
1027 374556 : if (tb == NULL)
1028 356720 : return NL_OK;
1029 :
1030 196196 : nla_for_each_nested(nl_rate, tb, rem_rate) {
1031 356720 : nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX,
1032 178360 : nla_data(nl_rate), nla_len(nl_rate),
1033 : rate_policy);
1034 178360 : if (!tb_rate[NL80211_BITRATE_ATTR_RATE])
1035 0 : continue;
1036 178360 : mode->num_rates++;
1037 : }
1038 :
1039 17836 : mode->rates = os_calloc(mode->num_rates, sizeof(int));
1040 17836 : if (!mode->rates)
1041 0 : return NL_SKIP;
1042 :
1043 17836 : idx = 0;
1044 :
1045 196196 : nla_for_each_nested(nl_rate, tb, rem_rate) {
1046 356720 : nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX,
1047 178360 : nla_data(nl_rate), nla_len(nl_rate),
1048 : rate_policy);
1049 178360 : if (!tb_rate[NL80211_BITRATE_ATTR_RATE])
1050 0 : continue;
1051 178360 : mode->rates[idx] = nla_get_u32(
1052 : tb_rate[NL80211_BITRATE_ATTR_RATE]);
1053 178360 : idx++;
1054 : }
1055 :
1056 17836 : return NL_OK;
1057 : }
1058 :
1059 :
1060 374556 : static int phy_info_band(struct phy_info_arg *phy_info, struct nlattr *nl_band)
1061 : {
1062 : struct nlattr *tb_band[NL80211_BAND_ATTR_MAX + 1];
1063 : struct hostapd_hw_modes *mode;
1064 : int ret;
1065 :
1066 374556 : if (phy_info->last_mode != nl_band->nla_type) {
1067 17836 : mode = os_realloc_array(phy_info->modes,
1068 17836 : *phy_info->num_modes + 1,
1069 : sizeof(*mode));
1070 17836 : if (!mode)
1071 0 : return NL_SKIP;
1072 17836 : phy_info->modes = mode;
1073 :
1074 17836 : mode = &phy_info->modes[*(phy_info->num_modes)];
1075 17836 : os_memset(mode, 0, sizeof(*mode));
1076 17836 : mode->mode = NUM_HOSTAPD_MODES;
1077 17836 : mode->flags = HOSTAPD_MODE_FLAG_HT_INFO_KNOWN |
1078 : HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN;
1079 :
1080 : /*
1081 : * Unsupported VHT MCS stream is defined as value 3, so the VHT
1082 : * MCS RX/TX map must be initialized with 0xffff to mark all 8
1083 : * possible streams as unsupported. This will be overridden if
1084 : * driver advertises VHT support.
1085 : */
1086 17836 : mode->vht_mcs_set[0] = 0xff;
1087 17836 : mode->vht_mcs_set[1] = 0xff;
1088 17836 : mode->vht_mcs_set[4] = 0xff;
1089 17836 : mode->vht_mcs_set[5] = 0xff;
1090 :
1091 17836 : *(phy_info->num_modes) += 1;
1092 17836 : phy_info->last_mode = nl_band->nla_type;
1093 17836 : phy_info->last_chan_idx = 0;
1094 : } else
1095 356720 : mode = &phy_info->modes[*(phy_info->num_modes) - 1];
1096 :
1097 374556 : nla_parse(tb_band, NL80211_BAND_ATTR_MAX, nla_data(nl_band),
1098 : nla_len(nl_band), NULL);
1099 :
1100 374556 : phy_info_ht_capa(mode, tb_band[NL80211_BAND_ATTR_HT_CAPA],
1101 : tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR],
1102 : tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY],
1103 : tb_band[NL80211_BAND_ATTR_HT_MCS_SET]);
1104 374556 : phy_info_vht_capa(mode, tb_band[NL80211_BAND_ATTR_VHT_CAPA],
1105 : tb_band[NL80211_BAND_ATTR_VHT_MCS_SET]);
1106 374556 : ret = phy_info_freqs(phy_info, mode, tb_band[NL80211_BAND_ATTR_FREQS]);
1107 374556 : if (ret != NL_OK)
1108 0 : return ret;
1109 374556 : ret = phy_info_rates(mode, tb_band[NL80211_BAND_ATTR_RATES]);
1110 374556 : if (ret != NL_OK)
1111 0 : return ret;
1112 :
1113 374556 : return NL_OK;
1114 : }
1115 :
1116 :
1117 481572 : static int phy_info_handler(struct nl_msg *msg, void *arg)
1118 : {
1119 : struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1120 481572 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1121 481572 : struct phy_info_arg *phy_info = arg;
1122 : struct nlattr *nl_band;
1123 : int rem_band;
1124 :
1125 481572 : nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1126 : genlmsg_attrlen(gnlh, 0), NULL);
1127 :
1128 481572 : if (!tb_msg[NL80211_ATTR_WIPHY_BANDS])
1129 98098 : return NL_SKIP;
1130 :
1131 758030 : nla_for_each_nested(nl_band, tb_msg[NL80211_ATTR_WIPHY_BANDS], rem_band)
1132 : {
1133 374556 : int res = phy_info_band(phy_info, nl_band);
1134 374556 : if (res != NL_OK)
1135 0 : return res;
1136 : }
1137 :
1138 383474 : return NL_SKIP;
1139 : }
1140 :
1141 :
1142 : static struct hostapd_hw_modes *
1143 8924 : wpa_driver_nl80211_postprocess_modes(struct hostapd_hw_modes *modes,
1144 : u16 *num_modes)
1145 : {
1146 : u16 m;
1147 8924 : struct hostapd_hw_modes *mode11g = NULL, *nmodes, *mode;
1148 8924 : int i, mode11g_idx = -1;
1149 :
1150 : /* heuristic to set up modes */
1151 26760 : for (m = 0; m < *num_modes; m++) {
1152 17836 : if (!modes[m].num_channels)
1153 0 : continue;
1154 17836 : if (modes[m].channels[0].freq < 4000) {
1155 8918 : modes[m].mode = HOSTAPD_MODE_IEEE80211B;
1156 80262 : for (i = 0; i < modes[m].num_rates; i++) {
1157 80262 : if (modes[m].rates[i] > 200) {
1158 8918 : modes[m].mode = HOSTAPD_MODE_IEEE80211G;
1159 8918 : break;
1160 : }
1161 : }
1162 8918 : } else if (modes[m].channels[0].freq > 50000)
1163 0 : modes[m].mode = HOSTAPD_MODE_IEEE80211AD;
1164 : else
1165 8918 : modes[m].mode = HOSTAPD_MODE_IEEE80211A;
1166 : }
1167 :
1168 : /* If only 802.11g mode is included, use it to construct matching
1169 : * 802.11b mode data. */
1170 :
1171 26760 : for (m = 0; m < *num_modes; m++) {
1172 17836 : if (modes[m].mode == HOSTAPD_MODE_IEEE80211B)
1173 0 : return modes; /* 802.11b already included */
1174 17836 : if (modes[m].mode == HOSTAPD_MODE_IEEE80211G)
1175 8918 : mode11g_idx = m;
1176 : }
1177 :
1178 8924 : if (mode11g_idx < 0)
1179 6 : return modes; /* 2.4 GHz band not supported at all */
1180 :
1181 8918 : nmodes = os_realloc_array(modes, *num_modes + 1, sizeof(*nmodes));
1182 8918 : if (nmodes == NULL)
1183 0 : return modes; /* Could not add 802.11b mode */
1184 :
1185 8918 : mode = &nmodes[*num_modes];
1186 8918 : os_memset(mode, 0, sizeof(*mode));
1187 8918 : (*num_modes)++;
1188 8918 : modes = nmodes;
1189 :
1190 8918 : mode->mode = HOSTAPD_MODE_IEEE80211B;
1191 :
1192 8918 : mode11g = &modes[mode11g_idx];
1193 8918 : mode->num_channels = mode11g->num_channels;
1194 8918 : mode->channels = os_malloc(mode11g->num_channels *
1195 : sizeof(struct hostapd_channel_data));
1196 8918 : if (mode->channels == NULL) {
1197 0 : (*num_modes)--;
1198 0 : return modes; /* Could not add 802.11b mode */
1199 : }
1200 8918 : os_memcpy(mode->channels, mode11g->channels,
1201 : mode11g->num_channels * sizeof(struct hostapd_channel_data));
1202 :
1203 8918 : mode->num_rates = 0;
1204 8918 : mode->rates = os_malloc(4 * sizeof(int));
1205 8918 : if (mode->rates == NULL) {
1206 0 : os_free(mode->channels);
1207 0 : (*num_modes)--;
1208 0 : return modes; /* Could not add 802.11b mode */
1209 : }
1210 :
1211 35672 : for (i = 0; i < mode11g->num_rates; i++) {
1212 53508 : if (mode11g->rates[i] != 10 && mode11g->rates[i] != 20 &&
1213 26754 : mode11g->rates[i] != 55 && mode11g->rates[i] != 110)
1214 0 : continue;
1215 35672 : mode->rates[mode->num_rates] = mode11g->rates[i];
1216 35672 : mode->num_rates++;
1217 35672 : if (mode->num_rates == 4)
1218 8918 : break;
1219 : }
1220 :
1221 8918 : if (mode->num_rates == 0) {
1222 0 : os_free(mode->channels);
1223 0 : os_free(mode->rates);
1224 0 : (*num_modes)--;
1225 0 : return modes; /* No 802.11b rates */
1226 : }
1227 :
1228 8918 : wpa_printf(MSG_DEBUG, "nl80211: Added 802.11b mode based on 802.11g "
1229 : "information");
1230 :
1231 8918 : return modes;
1232 : }
1233 :
1234 :
1235 123326 : static void nl80211_set_ht40_mode(struct hostapd_hw_modes *mode, int start,
1236 : int end)
1237 : {
1238 : int c;
1239 :
1240 2466520 : for (c = 0; c < mode->num_channels; c++) {
1241 2343194 : struct hostapd_channel_data *chan = &mode->channels[c];
1242 2343194 : if (chan->freq - 10 >= start && chan->freq + 10 <= end)
1243 326455 : chan->flag |= HOSTAPD_CHAN_HT40;
1244 : }
1245 123326 : }
1246 :
1247 :
1248 140426 : static void nl80211_set_ht40_mode_sec(struct hostapd_hw_modes *mode, int start,
1249 : int end)
1250 : {
1251 : int c;
1252 :
1253 2808520 : for (c = 0; c < mode->num_channels; c++) {
1254 2668094 : struct hostapd_channel_data *chan = &mode->channels[c];
1255 2668094 : if (!(chan->flag & HOSTAPD_CHAN_HT40))
1256 88038 : continue;
1257 2580056 : if (chan->freq - 30 >= start && chan->freq - 10 <= end)
1258 264474 : chan->flag |= HOSTAPD_CHAN_HT40MINUS;
1259 2580056 : if (chan->freq + 10 >= start && chan->freq + 30 <= end)
1260 272972 : chan->flag |= HOSTAPD_CHAN_HT40PLUS;
1261 : }
1262 140426 : }
1263 :
1264 :
1265 70261 : static void nl80211_reg_rule_max_eirp(u32 start, u32 end, u32 max_eirp,
1266 : struct phy_info_arg *results)
1267 : {
1268 : u16 m;
1269 :
1270 210687 : for (m = 0; m < *results->num_modes; m++) {
1271 : int c;
1272 140426 : struct hostapd_hw_modes *mode = &results->modes[m];
1273 :
1274 2808520 : for (c = 0; c < mode->num_channels; c++) {
1275 2668094 : struct hostapd_channel_data *chan = &mode->channels[c];
1276 4027728 : if ((u32) chan->freq - 10 >= start &&
1277 1359634 : (u32) chan->freq + 10 <= end)
1278 335005 : chan->max_tx_power = max_eirp;
1279 : }
1280 : }
1281 70261 : }
1282 :
1283 :
1284 61705 : static void nl80211_reg_rule_ht40(u32 start, u32 end,
1285 : struct phy_info_arg *results)
1286 : {
1287 : u16 m;
1288 :
1289 185031 : for (m = 0; m < *results->num_modes; m++) {
1290 123326 : if (!(results->modes[m].ht_capab &
1291 : HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
1292 0 : continue;
1293 123326 : nl80211_set_ht40_mode(&results->modes[m], start, end);
1294 : }
1295 61705 : }
1296 :
1297 :
1298 70261 : static void nl80211_reg_rule_sec(struct nlattr *tb[],
1299 : struct phy_info_arg *results)
1300 : {
1301 : u32 start, end, max_bw;
1302 : u16 m;
1303 :
1304 140522 : if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
1305 140522 : tb[NL80211_ATTR_FREQ_RANGE_END] == NULL ||
1306 70261 : tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL)
1307 0 : return;
1308 :
1309 70261 : start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
1310 70261 : end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
1311 70261 : max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
1312 :
1313 70261 : if (max_bw < 20)
1314 0 : return;
1315 :
1316 210687 : for (m = 0; m < *results->num_modes; m++) {
1317 140426 : if (!(results->modes[m].ht_capab &
1318 : HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
1319 0 : continue;
1320 140426 : nl80211_set_ht40_mode_sec(&results->modes[m], start, end);
1321 : }
1322 : }
1323 :
1324 :
1325 88336 : static void nl80211_set_vht_mode(struct hostapd_hw_modes *mode, int start,
1326 : int end)
1327 : {
1328 : int c;
1329 :
1330 1766720 : for (c = 0; c < mode->num_channels; c++) {
1331 1678384 : struct hostapd_channel_data *chan = &mode->channels[c];
1332 1678384 : if (chan->freq - 10 >= start && chan->freq + 70 <= end)
1333 113622 : chan->flag |= HOSTAPD_CHAN_VHT_10_70;
1334 :
1335 1678384 : if (chan->freq - 30 >= start && chan->freq + 50 <= end)
1336 113672 : chan->flag |= HOSTAPD_CHAN_VHT_30_50;
1337 :
1338 1678384 : if (chan->freq - 50 >= start && chan->freq + 30 <= end)
1339 113672 : chan->flag |= HOSTAPD_CHAN_VHT_50_30;
1340 :
1341 1678384 : if (chan->freq - 70 >= start && chan->freq + 10 <= end)
1342 105124 : chan->flag |= HOSTAPD_CHAN_VHT_70_10;
1343 : }
1344 88336 : }
1345 :
1346 :
1347 70261 : static void nl80211_reg_rule_vht(struct nlattr *tb[],
1348 : struct phy_info_arg *results)
1349 : {
1350 : u32 start, end, max_bw;
1351 : u16 m;
1352 :
1353 140522 : if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
1354 140522 : tb[NL80211_ATTR_FREQ_RANGE_END] == NULL ||
1355 70261 : tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL)
1356 0 : return;
1357 :
1358 70261 : start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
1359 70261 : end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
1360 70261 : max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
1361 :
1362 70261 : if (max_bw < 80)
1363 26063 : return;
1364 :
1365 132534 : for (m = 0; m < *results->num_modes; m++) {
1366 88336 : if (!(results->modes[m].ht_capab &
1367 : HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
1368 0 : continue;
1369 : /* TODO: use a real VHT support indication */
1370 88336 : if (!results->modes[m].vht_capab)
1371 0 : continue;
1372 :
1373 88336 : nl80211_set_vht_mode(&results->modes[m], start, end);
1374 : }
1375 : }
1376 :
1377 :
1378 395 : static const char * dfs_domain_name(enum nl80211_dfs_regions region)
1379 : {
1380 395 : switch (region) {
1381 : case NL80211_DFS_UNSET:
1382 0 : return "DFS-UNSET";
1383 : case NL80211_DFS_FCC:
1384 192 : return "DFS-FCC";
1385 : case NL80211_DFS_ETSI:
1386 176 : return "DFS-ETSI";
1387 : case NL80211_DFS_JP:
1388 27 : return "DFS-JP";
1389 : default:
1390 0 : return "DFS-invalid";
1391 : }
1392 : }
1393 :
1394 :
1395 8924 : static int nl80211_get_reg(struct nl_msg *msg, void *arg)
1396 : {
1397 8924 : struct phy_info_arg *results = arg;
1398 : struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1399 8924 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1400 : struct nlattr *nl_rule;
1401 : struct nlattr *tb_rule[NL80211_FREQUENCY_ATTR_MAX + 1];
1402 : int rem_rule;
1403 : static struct nla_policy reg_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
1404 : [NL80211_ATTR_REG_RULE_FLAGS] = { .type = NLA_U32 },
1405 : [NL80211_ATTR_FREQ_RANGE_START] = { .type = NLA_U32 },
1406 : [NL80211_ATTR_FREQ_RANGE_END] = { .type = NLA_U32 },
1407 : [NL80211_ATTR_FREQ_RANGE_MAX_BW] = { .type = NLA_U32 },
1408 : [NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN] = { .type = NLA_U32 },
1409 : [NL80211_ATTR_POWER_RULE_MAX_EIRP] = { .type = NLA_U32 },
1410 : };
1411 :
1412 8924 : nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1413 : genlmsg_attrlen(gnlh, 0), NULL);
1414 17848 : if (!tb_msg[NL80211_ATTR_REG_ALPHA2] ||
1415 8924 : !tb_msg[NL80211_ATTR_REG_RULES]) {
1416 0 : wpa_printf(MSG_DEBUG, "nl80211: No regulatory information "
1417 : "available");
1418 0 : return NL_SKIP;
1419 : }
1420 :
1421 8924 : if (tb_msg[NL80211_ATTR_DFS_REGION]) {
1422 : enum nl80211_dfs_regions dfs_domain;
1423 395 : dfs_domain = nla_get_u8(tb_msg[NL80211_ATTR_DFS_REGION]);
1424 790 : wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s (%s)",
1425 395 : (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]),
1426 : dfs_domain_name(dfs_domain));
1427 : } else {
1428 8529 : wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s",
1429 8529 : (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]));
1430 : }
1431 :
1432 79185 : nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
1433 : {
1434 70261 : u32 start, end, max_eirp = 0, max_bw = 0, flags = 0;
1435 140522 : nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
1436 70261 : nla_data(nl_rule), nla_len(nl_rule), reg_policy);
1437 140522 : if (tb_rule[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
1438 70261 : tb_rule[NL80211_ATTR_FREQ_RANGE_END] == NULL)
1439 0 : continue;
1440 70261 : start = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
1441 70261 : end = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
1442 70261 : if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP])
1443 70261 : max_eirp = nla_get_u32(tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) / 100;
1444 70261 : if (tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW])
1445 70261 : max_bw = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
1446 70261 : if (tb_rule[NL80211_ATTR_REG_RULE_FLAGS])
1447 70261 : flags = nla_get_u32(tb_rule[NL80211_ATTR_REG_RULE_FLAGS]);
1448 :
1449 562088 : wpa_printf(MSG_DEBUG, "nl80211: %u-%u @ %u MHz %u mBm%s%s%s%s%s%s%s%s",
1450 : start, end, max_bw, max_eirp,
1451 70261 : flags & NL80211_RRF_NO_OFDM ? " (no OFDM)" : "",
1452 70261 : flags & NL80211_RRF_NO_CCK ? " (no CCK)" : "",
1453 70261 : flags & NL80211_RRF_NO_INDOOR ? " (no indoor)" : "",
1454 70261 : flags & NL80211_RRF_NO_OUTDOOR ? " (no outdoor)" :
1455 : "",
1456 70261 : flags & NL80211_RRF_DFS ? " (DFS)" : "",
1457 70261 : flags & NL80211_RRF_PTP_ONLY ? " (PTP only)" : "",
1458 70261 : flags & NL80211_RRF_PTMP_ONLY ? " (PTMP only)" : "",
1459 70261 : flags & NL80211_RRF_NO_IR ? " (no IR)" : "");
1460 70261 : if (max_bw >= 40)
1461 61705 : nl80211_reg_rule_ht40(start, end, results);
1462 70261 : if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP])
1463 70261 : nl80211_reg_rule_max_eirp(start, end, max_eirp,
1464 : results);
1465 : }
1466 :
1467 79185 : nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
1468 : {
1469 140522 : nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
1470 70261 : nla_data(nl_rule), nla_len(nl_rule), reg_policy);
1471 70261 : nl80211_reg_rule_sec(tb_rule, results);
1472 : }
1473 :
1474 79185 : nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
1475 : {
1476 140522 : nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
1477 70261 : nla_data(nl_rule), nla_len(nl_rule), reg_policy);
1478 70261 : nl80211_reg_rule_vht(tb_rule, results);
1479 : }
1480 :
1481 8924 : return NL_SKIP;
1482 : }
1483 :
1484 :
1485 8924 : static int nl80211_set_regulatory_flags(struct wpa_driver_nl80211_data *drv,
1486 : struct phy_info_arg *results)
1487 : {
1488 : struct nl_msg *msg;
1489 :
1490 8924 : msg = nlmsg_alloc();
1491 8924 : if (!msg)
1492 0 : return -ENOMEM;
1493 :
1494 8924 : nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
1495 8924 : return send_and_recv_msgs(drv, msg, nl80211_get_reg, results);
1496 : }
1497 :
1498 :
1499 : struct hostapd_hw_modes *
1500 8924 : nl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags)
1501 : {
1502 : u32 feat;
1503 8924 : struct i802_bss *bss = priv;
1504 8924 : struct wpa_driver_nl80211_data *drv = bss->drv;
1505 8924 : int nl_flags = 0;
1506 : struct nl_msg *msg;
1507 8924 : struct phy_info_arg result = {
1508 : .num_modes = num_modes,
1509 : .modes = NULL,
1510 : .last_mode = -1,
1511 : };
1512 :
1513 8924 : *num_modes = 0;
1514 8924 : *flags = 0;
1515 :
1516 8924 : feat = get_nl80211_protocol_features(drv);
1517 8924 : if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP)
1518 8924 : nl_flags = NLM_F_DUMP;
1519 17848 : if (!(msg = nl80211_cmd_msg(bss, nl_flags, NL80211_CMD_GET_WIPHY)) ||
1520 8924 : nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) {
1521 0 : nlmsg_free(msg);
1522 0 : return NULL;
1523 : }
1524 :
1525 8924 : if (send_and_recv_msgs(drv, msg, phy_info_handler, &result) == 0) {
1526 8924 : nl80211_set_regulatory_flags(drv, &result);
1527 8924 : return wpa_driver_nl80211_postprocess_modes(result.modes,
1528 : num_modes);
1529 : }
1530 :
1531 0 : return NULL;
1532 : }
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