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nl80211: Fix WMM queue mapping for regulatory limit
[thirdparty/hostap.git] / src / drivers / driver_nl80211_capa.c
CommitLineData
0fafeb54
JM		 1/*
2 * Driver interaction with Linux nl80211/cfg80211 - Capabilities
399e6135 3 * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
0fafeb54
JM		 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"
0fafeb54 15#include "common/ieee802_11_common.h"
a042e39a 16#include "common/wpa_common.h"
0fafeb54
JM		 17#include "common/qca-vendor.h"
18#include "common/qca-vendor-attr.h"
19#include "driver_nl80211.h"
20
21
22static int protocol_feature_handler(struct nl_msg *msg, void *arg)
23{
24 u32 *feat = arg;
25 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
26 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
27
28 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
29 genlmsg_attrlen(gnlh, 0), NULL);
30
31 if (tb_msg[NL80211_ATTR_PROTOCOL_FEATURES])
32 *feat = nla_get_u32(tb_msg[NL80211_ATTR_PROTOCOL_FEATURES]);
33
34 return NL_SKIP;
35}
36
37
38static u32 get_nl80211_protocol_features(struct wpa_driver_nl80211_data *drv)
39{
40 u32 feat = 0;
41 struct nl_msg *msg;
42
43 msg = nlmsg_alloc();
44 if (!msg)
9589a91e
JM		 45 return 0;
46
47 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_PROTOCOL_FEATURES)) {
48 nlmsg_free(msg);
49 return 0;
50 }
0fafeb54 51
0fafeb54
JM		 52 if (send_and_recv_msgs(drv, msg, protocol_feature_handler, &feat) == 0)
53 return feat;
54
0fafeb54
JM		 55 return 0;
56}
57
58
59struct 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;
0fafeb54
JM		 69 unsigned int auth_supported:1;
70 unsigned int connect_supported:1;
71 unsigned int p2p_go_supported:1;
72 unsigned int p2p_client_supported:1;
abb8d08b 73 unsigned int p2p_go_ctwindow_supported:1;
0fafeb54
JM		 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;
dfa87878 78 unsigned int wmm_ac_supported:1;
86056fea
IP		 79 unsigned int mac_addr_rand_scan_supported:1;
80 unsigned int mac_addr_rand_sched_scan_supported:1;
0fafeb54
JM		 81};
82
83
84static unsigned int probe_resp_offload_support(int supp_protocols)
85{
86 unsigned int prot = 0;
87
88 if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS)
89 prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS;
90 if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2)
91 prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS2;
92 if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P)
93 prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_P2P;
94 if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_80211U)
95 prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_INTERWORKING;
96
97 return prot;
98}
99
100
101static 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 if (tb == NULL)
108 return;
109
110 nla_for_each_nested(nl_mode, tb, i) {
111 switch (nla_type(nl_mode)) {
112 case NL80211_IFTYPE_AP:
113 info->capa->flags |= WPA_DRIVER_FLAGS_AP;
114 break;
115 case NL80211_IFTYPE_MESH_POINT:
116 info->capa->flags |= WPA_DRIVER_FLAGS_MESH;
117 break;
118 case NL80211_IFTYPE_ADHOC:
119 info->capa->flags |= WPA_DRIVER_FLAGS_IBSS;
120 break;
121 case NL80211_IFTYPE_P2P_DEVICE:
122 info->capa->flags |=
123 WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE;
124 break;
125 case NL80211_IFTYPE_P2P_GO:
126 info->p2p_go_supported = 1;
127 break;
128 case NL80211_IFTYPE_P2P_CLIENT:
129 info->p2p_client_supported = 1;
130 break;
0fafeb54
JM		 131 }
132 }
133}
134
135
136static int wiphy_info_iface_comb_process(struct wiphy_info_data *info,
137 struct nlattr *nl_combi)
138{
139 struct nlattr *tb_comb[NUM_NL80211_IFACE_COMB];
140 struct nlattr *tb_limit[NUM_NL80211_IFACE_LIMIT];
141 struct nlattr *nl_limit, *nl_mode;
142 int err, rem_limit, rem_mode;
143 int combination_has_p2p = 0, combination_has_mgd = 0;
144 static struct nla_policy
145 iface_combination_policy[NUM_NL80211_IFACE_COMB] = {
146 [NL80211_IFACE_COMB_LIMITS] = { .type = NLA_NESTED },
147 [NL80211_IFACE_COMB_MAXNUM] = { .type = NLA_U32 },
148 [NL80211_IFACE_COMB_STA_AP_BI_MATCH] = { .type = NLA_FLAG },
149 [NL80211_IFACE_COMB_NUM_CHANNELS] = { .type = NLA_U32 },
150 [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS] = { .type = NLA_U32 },
151 },
152 iface_limit_policy[NUM_NL80211_IFACE_LIMIT] = {
153 [NL80211_IFACE_LIMIT_TYPES] = { .type = NLA_NESTED },
154 [NL80211_IFACE_LIMIT_MAX] = { .type = NLA_U32 },
155 };
156
157 err = nla_parse_nested(tb_comb, MAX_NL80211_IFACE_COMB,
158 nl_combi, iface_combination_policy);
159 if (err || !tb_comb[NL80211_IFACE_COMB_LIMITS] ||
160 !tb_comb[NL80211_IFACE_COMB_MAXNUM] ||
161 !tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS])
162 return 0; /* broken combination */
163
164 if (tb_comb[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS])
165 info->capa->flags |= WPA_DRIVER_FLAGS_RADAR;
166
167 nla_for_each_nested(nl_limit, tb_comb[NL80211_IFACE_COMB_LIMITS],
168 rem_limit) {
169 err = nla_parse_nested(tb_limit, MAX_NL80211_IFACE_LIMIT,
170 nl_limit, iface_limit_policy);
171 if (err || !tb_limit[NL80211_IFACE_LIMIT_TYPES])
172 return 0; /* broken combination */
173
174 nla_for_each_nested(nl_mode,
175 tb_limit[NL80211_IFACE_LIMIT_TYPES],
176 rem_mode) {
177 int ift = nla_type(nl_mode);
178 if (ift == NL80211_IFTYPE_P2P_GO ||
179 ift == NL80211_IFTYPE_P2P_CLIENT)
180 combination_has_p2p = 1;
181 if (ift == NL80211_IFTYPE_STATION)
182 combination_has_mgd = 1;
183 }
184 if (combination_has_p2p && combination_has_mgd)
185 break;
186 }
187
188 if (combination_has_p2p && combination_has_mgd) {
189 unsigned int num_channels =
190 nla_get_u32(tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS]);
191
192 info->p2p_concurrent = 1;
193 if (info->num_multichan_concurrent < num_channels)
194 info->num_multichan_concurrent = num_channels;
195 }
196
197 return 0;
198}
199
200
201static void wiphy_info_iface_comb(struct wiphy_info_data *info,
202 struct nlattr *tb)
203{
204 struct nlattr *nl_combi;
205 int rem_combi;
206
207 if (tb == NULL)
208 return;
209
210 nla_for_each_nested(nl_combi, tb, rem_combi) {
211 if (wiphy_info_iface_comb_process(info, nl_combi) > 0)
212 break;
213 }
214}
215
216
217static void wiphy_info_supp_cmds(struct wiphy_info_data *info,
218 struct nlattr *tb)
219{
220 struct nlattr *nl_cmd;
221 int i;
222
223 if (tb == NULL)
224 return;
225
226 nla_for_each_nested(nl_cmd, tb, i) {
227 switch (nla_get_u32(nl_cmd)) {
228 case NL80211_CMD_AUTHENTICATE:
229 info->auth_supported = 1;
230 break;
231 case NL80211_CMD_CONNECT:
232 info->connect_supported = 1;
233 break;
234 case NL80211_CMD_START_SCHED_SCAN:
235 info->capa->sched_scan_supported = 1;
236 break;
237 case NL80211_CMD_PROBE_CLIENT:
238 info->poll_command_supported = 1;
239 break;
240 case NL80211_CMD_CHANNEL_SWITCH:
241 info->channel_switch_supported = 1;
242 break;
243 case NL80211_CMD_SET_QOS_MAP:
244 info->set_qos_map_supported = 1;
245 break;
246 }
247 }
248}
249
250
251static void wiphy_info_cipher_suites(struct wiphy_info_data *info,
252 struct nlattr *tb)
253{
254 int i, num;
255 u32 *ciphers;
256
257 if (tb == NULL)
258 return;
259
260 num = nla_len(tb) / sizeof(u32);
261 ciphers = nla_data(tb);
262 for (i = 0; i < num; i++) {
263 u32 c = ciphers[i];
264
265 wpa_printf(MSG_DEBUG, "nl80211: Supported cipher %02x-%02x-%02x:%d",
266 c >> 24, (c >> 16) & 0xff,
267 (c >> 8) & 0xff, c & 0xff);
268 switch (c) {
a042e39a 269 case RSN_CIPHER_SUITE_CCMP_256:
0fafeb54
JM		 270 info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP_256;
271 break;
a042e39a 272 case RSN_CIPHER_SUITE_GCMP_256:
0fafeb54
JM		 273 info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP_256;
274 break;
a042e39a 275 case RSN_CIPHER_SUITE_CCMP:
0fafeb54
JM		 276 info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP;
277 break;
a042e39a 278 case RSN_CIPHER_SUITE_GCMP:
0fafeb54
JM		 279 info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP;
280 break;
a042e39a 281 case RSN_CIPHER_SUITE_TKIP:
0fafeb54
JM		 282 info->capa->enc |= WPA_DRIVER_CAPA_ENC_TKIP;
283 break;
a042e39a 284 case RSN_CIPHER_SUITE_WEP104:
0fafeb54
JM		 285 info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP104;
286 break;
a042e39a 287 case RSN_CIPHER_SUITE_WEP40:
0fafeb54
JM		 288 info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP40;
289 break;
a042e39a 290 case RSN_CIPHER_SUITE_AES_128_CMAC:
0fafeb54
JM		 291 info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP;
292 break;
a042e39a 293 case RSN_CIPHER_SUITE_BIP_GMAC_128:
0fafeb54
JM		 294 info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_128;
295 break;
a042e39a 296 case RSN_CIPHER_SUITE_BIP_GMAC_256:
0fafeb54
JM		 297 info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_256;
298 break;
a042e39a 299 case RSN_CIPHER_SUITE_BIP_CMAC_256:
0fafeb54
JM		 300 info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_CMAC_256;
301 break;
a042e39a 302 case RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED:
0fafeb54
JM		 303 info->capa->enc |= WPA_DRIVER_CAPA_ENC_GTK_NOT_USED;
304 break;
305 }
306 }
307}
308
309
310static void wiphy_info_max_roc(struct wpa_driver_capa *capa,
311 struct nlattr *tb)
312{
313 if (tb)
314 capa->max_remain_on_chan = nla_get_u32(tb);
315}
316
317
318static void wiphy_info_tdls(struct wpa_driver_capa *capa, struct nlattr *tdls,
319 struct nlattr *ext_setup)
320{
321 if (tdls == NULL)
322 return;
323
324 wpa_printf(MSG_DEBUG, "nl80211: TDLS supported");
325 capa->flags |= WPA_DRIVER_FLAGS_TDLS_SUPPORT;
326
327 if (ext_setup) {
328 wpa_printf(MSG_DEBUG, "nl80211: TDLS external setup");
329 capa->flags |= WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP;
330 }
331}
332
333
4acdc48a
JD		 334static int ext_feature_isset(const u8 *ext_features, int ext_features_len,
335 enum nl80211_ext_feature_index ftidx)
336{
337 u8 ft_byte;
338
339 if ((int) ftidx / 8 >= ext_features_len)
340 return 0;
341
342 ft_byte = ext_features[ftidx / 8];
343 return (ft_byte & BIT(ftidx % 8)) != 0;
344}
345
346
347static void wiphy_info_ext_feature_flags(struct wiphy_info_data *info,
348 struct nlattr *tb)
349{
350 struct wpa_driver_capa *capa = info->capa;
b5d172e5
BL		 351 u8 *ext_features;
352 int len;
4acdc48a
JD		 353
354 if (tb == NULL)
355 return;
356
b5d172e5
BL		 357 ext_features = nla_data(tb);
358 len = nla_len(tb);
359
360 if (ext_feature_isset(ext_features, len, NL80211_EXT_FEATURE_VHT_IBSS))
4acdc48a 361 capa->flags |= WPA_DRIVER_FLAGS_VHT_IBSS;
b5d172e5
BL		 362
363 if (ext_feature_isset(ext_features, len, NL80211_EXT_FEATURE_RRM))
364 capa->rrm_flags |= WPA_DRIVER_FLAGS_SUPPORT_RRM;
befdb2dc
JM		 365
366 if (ext_feature_isset(ext_features, len, NL80211_EXT_FEATURE_FILS_STA))
367 capa->flags |= WPA_DRIVER_FLAGS_SUPPORT_FILS;
d4f3003c
PK		 368
369 if (ext_feature_isset(ext_features, len,
370 NL80211_EXT_FEATURE_BEACON_RATE_LEGACY))
371 capa->flags |= WPA_DRIVER_FLAGS_BEACON_RATE_LEGACY;
372
373 if (ext_feature_isset(ext_features, len,
374 NL80211_EXT_FEATURE_BEACON_RATE_HT))
375 capa->flags |= WPA_DRIVER_FLAGS_BEACON_RATE_HT;
376
377 if (ext_feature_isset(ext_features, len,
378 NL80211_EXT_FEATURE_BEACON_RATE_VHT))
379 capa->flags |= WPA_DRIVER_FLAGS_BEACON_RATE_VHT;
96a5f14e
AS		 380
381 if (ext_feature_isset(ext_features, len,
382 NL80211_EXT_FEATURE_SET_SCAN_DWELL))
383 capa->rrm_flags |= WPA_DRIVER_FLAGS_SUPPORT_SET_SCAN_DWELL;
384
385 if (ext_feature_isset(ext_features, len,
386 NL80211_EXT_FEATURE_SCAN_START_TIME) &&
387 ext_feature_isset(ext_features, len,
388 NL80211_EXT_FEATURE_BSS_PARENT_TSF) &&
389 ext_feature_isset(ext_features, len,
390 NL80211_EXT_FEATURE_SET_SCAN_DWELL))
391 capa->rrm_flags |= WPA_DRIVER_FLAGS_SUPPORT_BEACON_REPORT;
8331c9b3
VK		 392 if (ext_feature_isset(ext_features, len,
393 NL80211_EXT_FEATURE_MGMT_TX_RANDOM_TA))
394 capa->flags |= WPA_DRIVER_FLAGS_MGMT_TX_RANDOM_TA;
395 if (ext_feature_isset(ext_features, len,
396 NL80211_EXT_FEATURE_MGMT_TX_RANDOM_TA_CONNECTED))
397 capa->flags |= WPA_DRIVER_FLAGS_MGMT_TX_RANDOM_TA_CONNECTED;
20c846d9 398 if (ext_feature_isset(ext_features, len,
399 NL80211_EXT_FEATURE_SCHED_SCAN_RELATIVE_RSSI))
400 capa->flags |= WPA_DRIVER_FLAGS_SCHED_SCAN_RELATIVE_RSSI;
ad295f3b
VK		 401 if (ext_feature_isset(ext_features, len,
402 NL80211_EXT_FEATURE_FILS_SK_OFFLOAD))
403 capa->flags |= WPA_DRIVER_FLAGS_FILS_SK_OFFLOAD;
0ff08f96
EP		 404
405 if (ext_feature_isset(ext_features, len,
436ee2fd
AS		 406 NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_PSK))
407 capa->flags |= WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK;
408 if (ext_feature_isset(ext_features, len,
0ff08f96 409 NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_1X))
436ee2fd 410 capa->flags |= WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X;
299d21e8
EG		 411
412 if (ext_feature_isset(ext_features, len,
413 NL80211_EXT_FEATURE_MFP_OPTIONAL))
414 capa->flags |= WPA_DRIVER_FLAGS_MFP_OPTIONAL;
c1791546
DL		 415
416 if (ext_feature_isset(ext_features, len,
417 NL80211_EXT_FEATURE_DFS_OFFLOAD))
418 capa->flags |= WPA_DRIVER_FLAGS_DFS_OFFLOAD;
d6801b05
RZ		 419
420#ifdef CONFIG_MBO
421 if (ext_feature_isset(ext_features, len,
422 NL80211_EXT_FEATURE_FILS_MAX_CHANNEL_TIME) &&
423 ext_feature_isset(ext_features, len,
424 NL80211_EXT_FEATURE_ACCEPT_BCAST_PROBE_RESP) &&
425 ext_feature_isset(ext_features, len,
426 NL80211_EXT_FEATURE_OCE_PROBE_REQ_HIGH_TX_RATE) &&
427 ext_feature_isset(
428 ext_features, len,
429 NL80211_EXT_FEATURE_OCE_PROBE_REQ_DEFERRAL_SUPPRESSION))
430 capa->flags |= WPA_DRIVER_FLAGS_OCE_STA;
431#endif /* CONFIG_MBO */
5b82cdbe
JB		 432
433 if (ext_feature_isset(ext_features, len,
434 NL80211_EXT_FEATURE_ENABLE_FTM_RESPONDER))
435 capa->flags |= WPA_DRIVER_FLAGS_FTM_RESPONDER;
8759e911
BJ		 436
437 if (ext_feature_isset(ext_features, len,
438 NL80211_EXT_FEATURE_CONTROL_PORT_OVER_NL80211))
439 capa->flags |= WPA_DRIVER_FLAGS_CONTROL_PORT;
0f903f37
GG		 440
441 if (ext_feature_isset(ext_features, len,
442 NL80211_EXT_FEATURE_VLAN_OFFLOAD))
443 capa->flags |= WPA_DRIVER_FLAGS_VLAN_OFFLOAD;
4acdc48a
JD		 444}
445
446
0fafeb54
JM		 447static void wiphy_info_feature_flags(struct wiphy_info_data *info,
448 struct nlattr *tb)
449{
450 u32 flags;
451 struct wpa_driver_capa *capa = info->capa;
452
453 if (tb == NULL)
454 return;
455
456 flags = nla_get_u32(tb);
457
458 if (flags & NL80211_FEATURE_SK_TX_STATUS)
459 info->data_tx_status = 1;
460
461 if (flags & NL80211_FEATURE_INACTIVITY_TIMER)
462 capa->flags |= WPA_DRIVER_FLAGS_INACTIVITY_TIMER;
463
464 if (flags & NL80211_FEATURE_SAE)
465 capa->flags |= WPA_DRIVER_FLAGS_SAE;
466
467 if (flags & NL80211_FEATURE_NEED_OBSS_SCAN)
468 capa->flags |= WPA_DRIVER_FLAGS_OBSS_SCAN;
469
470 if (flags & NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE)
471 capa->flags |= WPA_DRIVER_FLAGS_HT_2040_COEX;
472
4daa5729
AN		 473 if (flags & NL80211_FEATURE_TDLS_CHANNEL_SWITCH) {
474 wpa_printf(MSG_DEBUG, "nl80211: TDLS channel switch");
475 capa->flags |= WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH;
476 }
477
abb8d08b
EP		 478 if (flags & NL80211_FEATURE_P2P_GO_CTWIN)
479 info->p2p_go_ctwindow_supported = 1;
480
0fafeb54
JM		 481 if (flags & NL80211_FEATURE_LOW_PRIORITY_SCAN)
482 info->have_low_prio_scan = 1;
483
86056fea
IP		 484 if (flags & NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR)
485 info->mac_addr_rand_scan_supported = 1;
486
487 if (flags & NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR)
488 info->mac_addr_rand_sched_scan_supported = 1;
489
0fafeb54
JM		 490 if (flags & NL80211_FEATURE_STATIC_SMPS)
491 capa->smps_modes |= WPA_DRIVER_SMPS_MODE_STATIC;
492
493 if (flags & NL80211_FEATURE_DYNAMIC_SMPS)
494 capa->smps_modes |= WPA_DRIVER_SMPS_MODE_DYNAMIC;
dfa87878
MB		 495
496 if (flags & NL80211_FEATURE_SUPPORTS_WMM_ADMISSION)
497 info->wmm_ac_supported = 1;
58162adf
AK		 498
499 if (flags & NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES)
500 capa->rrm_flags |= WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES;
501
502 if (flags & NL80211_FEATURE_WFA_TPC_IE_IN_PROBES)
503 capa->rrm_flags |= WPA_DRIVER_FLAGS_WFA_TPC_IE_IN_PROBES;
504
505 if (flags & NL80211_FEATURE_QUIET)
506 capa->rrm_flags |= WPA_DRIVER_FLAGS_QUIET;
507
508 if (flags & NL80211_FEATURE_TX_POWER_INSERTION)
509 capa->rrm_flags |= WPA_DRIVER_FLAGS_TX_POWER_INSERTION;
1830817e
JD		 510
511 if (flags & NL80211_FEATURE_HT_IBSS)
512 capa->flags |= WPA_DRIVER_FLAGS_HT_IBSS;
dc55b6b6
AB		 513
514 if (flags & NL80211_FEATURE_FULL_AP_CLIENT_STATE)
515 capa->flags |= WPA_DRIVER_FLAGS_FULL_AP_CLIENT_STATE;
0fafeb54
JM		 516}
517
518
519static void wiphy_info_probe_resp_offload(struct wpa_driver_capa *capa,
520 struct nlattr *tb)
521{
522 u32 protocols;
523
524 if (tb == NULL)
525 return;
526
527 protocols = nla_get_u32(tb);
528 wpa_printf(MSG_DEBUG, "nl80211: Supports Probe Response offload in AP "
529 "mode");
530 capa->flags |= WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD;
531 capa->probe_resp_offloads = probe_resp_offload_support(protocols);
532}
533
534
535static void wiphy_info_wowlan_triggers(struct wpa_driver_capa *capa,
536 struct nlattr *tb)
537{
538 struct nlattr *triggers[MAX_NL80211_WOWLAN_TRIG + 1];
539
540 if (tb == NULL)
541 return;
542
543 if (nla_parse_nested(triggers, MAX_NL80211_WOWLAN_TRIG,
544 tb, NULL))
545 return;
546
547 if (triggers[NL80211_WOWLAN_TRIG_ANY])
548 capa->wowlan_triggers.any = 1;
549 if (triggers[NL80211_WOWLAN_TRIG_DISCONNECT])
550 capa->wowlan_triggers.disconnect = 1;
551 if (triggers[NL80211_WOWLAN_TRIG_MAGIC_PKT])
552 capa->wowlan_triggers.magic_pkt = 1;
553 if (triggers[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE])
554 capa->wowlan_triggers.gtk_rekey_failure = 1;
555 if (triggers[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST])
556 capa->wowlan_triggers.eap_identity_req = 1;
557 if (triggers[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE])
558 capa->wowlan_triggers.four_way_handshake = 1;
559 if (triggers[NL80211_WOWLAN_TRIG_RFKILL_RELEASE])
560 capa->wowlan_triggers.rfkill_release = 1;
561}
562
563
cc9a2575
KV		 564static void wiphy_info_extended_capab(struct wpa_driver_nl80211_data *drv,
565 struct nlattr *tb)
566{
567 int rem = 0, i;
568 struct nlattr *tb1[NL80211_ATTR_MAX + 1], *attr;
569
570 if (!tb || drv->num_iface_ext_capa == NL80211_IFTYPE_MAX)
571 return;
572
573 nla_for_each_nested(attr, tb, rem) {
574 unsigned int len;
575 struct drv_nl80211_ext_capa *capa;
576
577 nla_parse(tb1, NL80211_ATTR_MAX, nla_data(attr),
578 nla_len(attr), NULL);
579
580 if (!tb1[NL80211_ATTR_IFTYPE] ||
581 !tb1[NL80211_ATTR_EXT_CAPA] ||
582 !tb1[NL80211_ATTR_EXT_CAPA_MASK])
583 continue;
584
585 capa = &drv->iface_ext_capa[drv->num_iface_ext_capa];
586 capa->iftype = nla_get_u32(tb1[NL80211_ATTR_IFTYPE]);
587 wpa_printf(MSG_DEBUG,
588 "nl80211: Driver-advertised extended capabilities for interface type %s",
589 nl80211_iftype_str(capa->iftype));
590
591 len = nla_len(tb1[NL80211_ATTR_EXT_CAPA]);
a1f11e34
JB		 592 capa->ext_capa = os_memdup(nla_data(tb1[NL80211_ATTR_EXT_CAPA]),
593 len);
cc9a2575
KV		 594 if (!capa->ext_capa)
595 goto err;
596
cc9a2575
KV		 597 capa->ext_capa_len = len;
598 wpa_hexdump(MSG_DEBUG, "nl80211: Extended capabilities",
599 capa->ext_capa, capa->ext_capa_len);
600
601 len = nla_len(tb1[NL80211_ATTR_EXT_CAPA_MASK]);
a1f11e34
JB		 602 capa->ext_capa_mask =
603 os_memdup(nla_data(tb1[NL80211_ATTR_EXT_CAPA_MASK]),
604 len);
cc9a2575
KV		 605 if (!capa->ext_capa_mask)
606 goto err;
607
cc9a2575
KV		 608 wpa_hexdump(MSG_DEBUG, "nl80211: Extended capabilities mask",
609 capa->ext_capa_mask, capa->ext_capa_len);
610
611 drv->num_iface_ext_capa++;
612 if (drv->num_iface_ext_capa == NL80211_IFTYPE_MAX)
613 break;
614 }
615
616 return;
617
618err:
619 /* Cleanup allocated memory on error */
620 for (i = 0; i < NL80211_IFTYPE_MAX; i++) {
621 os_free(drv->iface_ext_capa[i].ext_capa);
622 drv->iface_ext_capa[i].ext_capa = NULL;
623 os_free(drv->iface_ext_capa[i].ext_capa_mask);
624 drv->iface_ext_capa[i].ext_capa_mask = NULL;
625 drv->iface_ext_capa[i].ext_capa_len = 0;
626 }
627 drv->num_iface_ext_capa = 0;
628}
629
630
0fafeb54
JM		 631static int wiphy_info_handler(struct nl_msg *msg, void *arg)
632{
633 struct nlattr *tb[NL80211_ATTR_MAX + 1];
634 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
635 struct wiphy_info_data *info = arg;
636 struct wpa_driver_capa *capa = info->capa;
637 struct wpa_driver_nl80211_data *drv = info->drv;
638
639 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
640 genlmsg_attrlen(gnlh, 0), NULL);
641
0e92fb8f
JB		 642 if (tb[NL80211_ATTR_WIPHY])
643 drv->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
644
0fafeb54
JM		 645 if (tb[NL80211_ATTR_WIPHY_NAME])
646 os_strlcpy(drv->phyname,
647 nla_get_string(tb[NL80211_ATTR_WIPHY_NAME]),
648 sizeof(drv->phyname));
649 if (tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS])
650 capa->max_scan_ssids =
651 nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]);
652
653 if (tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS])
654 capa->max_sched_scan_ssids =
655 nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]);
656
09ea4309
AS		 657 if (tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS] &&
658 tb[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL] &&
659 tb[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS]) {
660 capa->max_sched_scan_plans =
661 nla_get_u32(tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS]);
662
663 capa->max_sched_scan_plan_interval =
664 nla_get_u32(tb[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL]);
665
666 capa->max_sched_scan_plan_iterations =
667 nla_get_u32(tb[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS]);
668 }
669
0fafeb54
JM		 670 if (tb[NL80211_ATTR_MAX_MATCH_SETS])
671 capa->max_match_sets =
672 nla_get_u8(tb[NL80211_ATTR_MAX_MATCH_SETS]);
673
674 if (tb[NL80211_ATTR_MAC_ACL_MAX])
675 capa->max_acl_mac_addrs =
676 nla_get_u8(tb[NL80211_ATTR_MAC_ACL_MAX]);
677
678 wiphy_info_supported_iftypes(info, tb[NL80211_ATTR_SUPPORTED_IFTYPES]);
679 wiphy_info_iface_comb(info, tb[NL80211_ATTR_INTERFACE_COMBINATIONS]);
680 wiphy_info_supp_cmds(info, tb[NL80211_ATTR_SUPPORTED_COMMANDS]);
681 wiphy_info_cipher_suites(info, tb[NL80211_ATTR_CIPHER_SUITES]);
682
683 if (tb[NL80211_ATTR_OFFCHANNEL_TX_OK]) {
684 wpa_printf(MSG_DEBUG, "nl80211: Using driver-based "
685 "off-channel TX");
686 capa->flags |= WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
687 }
688
689 if (tb[NL80211_ATTR_ROAM_SUPPORT]) {
690 wpa_printf(MSG_DEBUG, "nl80211: Using driver-based roaming");
691 capa->flags |= WPA_DRIVER_FLAGS_BSS_SELECTION;
692 }
693
694 wiphy_info_max_roc(capa,
695 tb[NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION]);
696
697 if (tb[NL80211_ATTR_SUPPORT_AP_UAPSD])
698 capa->flags |= WPA_DRIVER_FLAGS_AP_UAPSD;
699
700 wiphy_info_tdls(capa, tb[NL80211_ATTR_TDLS_SUPPORT],
701 tb[NL80211_ATTR_TDLS_EXTERNAL_SETUP]);
702
703 if (tb[NL80211_ATTR_DEVICE_AP_SME])
704 info->device_ap_sme = 1;
705
706 wiphy_info_feature_flags(info, tb[NL80211_ATTR_FEATURE_FLAGS]);
4acdc48a 707 wiphy_info_ext_feature_flags(info, tb[NL80211_ATTR_EXT_FEATURES]);
0fafeb54
JM		 708 wiphy_info_probe_resp_offload(capa,
709 tb[NL80211_ATTR_PROBE_RESP_OFFLOAD]);
710
711 if (tb[NL80211_ATTR_EXT_CAPA] && tb[NL80211_ATTR_EXT_CAPA_MASK] &&
712 drv->extended_capa == NULL) {
713 drv->extended_capa =
714 os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA]));
715 if (drv->extended_capa) {
716 os_memcpy(drv->extended_capa,
717 nla_data(tb[NL80211_ATTR_EXT_CAPA]),
718 nla_len(tb[NL80211_ATTR_EXT_CAPA]));
719 drv->extended_capa_len =
720 nla_len(tb[NL80211_ATTR_EXT_CAPA]);
cc9a2575
KV		 721 wpa_hexdump(MSG_DEBUG,
722 "nl80211: Driver-advertised extended capabilities (default)",
723 drv->extended_capa, drv->extended_capa_len);
0fafeb54
JM		 724 }
725 drv->extended_capa_mask =
7b7b4449 726 os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK]));
0fafeb54
JM		 727 if (drv->extended_capa_mask) {
728 os_memcpy(drv->extended_capa_mask,
7b7b4449
LC		 729 nla_data(tb[NL80211_ATTR_EXT_CAPA_MASK]),
730 nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK]));
cc9a2575
KV		 731 wpa_hexdump(MSG_DEBUG,
732 "nl80211: Driver-advertised extended capabilities mask (default)",
733 drv->extended_capa_mask,
734 drv->extended_capa_len);
0fafeb54
JM		 735 } else {
736 os_free(drv->extended_capa);
737 drv->extended_capa = NULL;
738 drv->extended_capa_len = 0;
739 }
740 }
741
cc9a2575
KV		 742 wiphy_info_extended_capab(drv, tb[NL80211_ATTR_IFTYPE_EXT_CAPA]);
743
0fafeb54
JM		 744 if (tb[NL80211_ATTR_VENDOR_DATA]) {
745 struct nlattr *nl;
746 int rem;
747
748 nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_DATA], rem) {
749 struct nl80211_vendor_cmd_info *vinfo;
750 if (nla_len(nl) != sizeof(*vinfo)) {
751 wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info");
752 continue;
753 }
754 vinfo = nla_data(nl);
5f9c92f8
ZK		 755 if (vinfo->vendor_id == OUI_QCA) {
756 switch (vinfo->subcmd) {
757 case QCA_NL80211_VENDOR_SUBCMD_TEST:
758 drv->vendor_cmd_test_avail = 1;
759 break;
b658547d 760#ifdef CONFIG_DRIVER_NL80211_QCA
5f9c92f8
ZK		 761 case QCA_NL80211_VENDOR_SUBCMD_ROAMING:
762 drv->roaming_vendor_cmd_avail = 1;
763 break;
764 case QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY:
765 drv->dfs_vendor_cmd_avail = 1;
766 break;
767 case QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES:
768 drv->get_features_vendor_cmd_avail = 1;
769 break;
98342208
AK		 770 case QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST:
771 drv->get_pref_freq_list = 1;
772 break;
7c813acf
AK		 773 case QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL:
774 drv->set_prob_oper_freq = 1;
775 break;
5f9c92f8
ZK		 776 case QCA_NL80211_VENDOR_SUBCMD_DO_ACS:
777 drv->capa.flags |=
778 WPA_DRIVER_FLAGS_ACS_OFFLOAD;
779 break;
844dfeb8
SD		 780 case QCA_NL80211_VENDOR_SUBCMD_SETBAND:
781 drv->setband_vendor_cmd_avail = 1;
782 break;
f22a080c
KV		 783 case QCA_NL80211_VENDOR_SUBCMD_TRIGGER_SCAN:
784 drv->scan_vendor_cmd_avail = 1;
785 break;
cc9985d1 786 case QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION:
787 drv->set_wifi_conf_vendor_cmd_avail = 1;
788 break;
3ab48492
KV		 789 case QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS:
790 drv->fetch_bss_trans_status = 1;
791 break;
b04854ce
AP		 792 case QCA_NL80211_VENDOR_SUBCMD_ROAM:
793 drv->roam_vendor_cmd_avail = 1;
794 break;
8ec7c99e
VJ		 795 case QCA_NL80211_VENDOR_SUBCMD_GET_SUPPORTED_AKMS:
796 drv->get_supported_akm_suites_avail = 1;
797 break;
df3b2e22
SSG		 798 case QCA_NL80211_VENDOR_SUBCMD_ADD_STA_NODE:
799 drv->add_sta_node_vendor_cmd_avail = 1;
800 break;
b658547d 801#endif /* CONFIG_DRIVER_NL80211_QCA */
5f9c92f8 802 }
0fafeb54
JM		 803 }
804
805 wpa_printf(MSG_DEBUG, "nl80211: Supported vendor command: vendor_id=0x%x subcmd=%u",
806 vinfo->vendor_id, vinfo->subcmd);
807 }
808 }
809
810 if (tb[NL80211_ATTR_VENDOR_EVENTS]) {
811 struct nlattr *nl;
812 int rem;
813
814 nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_EVENTS], rem) {
815 struct nl80211_vendor_cmd_info *vinfo;
816 if (nla_len(nl) != sizeof(*vinfo)) {
817 wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info");
818 continue;
819 }
820 vinfo = nla_data(nl);
0fafeb54
JM		 821 wpa_printf(MSG_DEBUG, "nl80211: Supported vendor event: vendor_id=0x%x subcmd=%u",
822 vinfo->vendor_id, vinfo->subcmd);
823 }
824 }
825
826 wiphy_info_wowlan_triggers(capa,
827 tb[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED]);
828
829 if (tb[NL80211_ATTR_MAX_AP_ASSOC_STA])
830 capa->max_stations =
831 nla_get_u32(tb[NL80211_ATTR_MAX_AP_ASSOC_STA]);
832
366179d2
AO		 833 if (tb[NL80211_ATTR_MAX_CSA_COUNTERS])
834 capa->max_csa_counters =
835 nla_get_u8(tb[NL80211_ATTR_MAX_CSA_COUNTERS]);
836
8aa4d552
PX		 837 if (tb[NL80211_ATTR_WIPHY_SELF_MANAGED_REG])
838 capa->flags |= WPA_DRIVER_FLAGS_SELF_MANAGED_REGULATORY;
839
0fafeb54
JM		 840 return NL_SKIP;
841}
842
843
844static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data *drv,
845 struct wiphy_info_data *info)
846{
847 u32 feat;
848 struct nl_msg *msg;
9589a91e 849 int flags = 0;
0fafeb54
JM		 850
851 os_memset(info, 0, sizeof(*info));
852 info->capa = &drv->capa;
853 info->drv = drv;
854
0fafeb54
JM		 855 feat = get_nl80211_protocol_features(drv);
856 if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP)
9589a91e 857 flags = NLM_F_DUMP;
56f77852
JM		 858 msg = nl80211_cmd_msg(drv->first_bss, flags, NL80211_CMD_GET_WIPHY);
859 if (!msg || nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) {
9589a91e
JM		 860 nlmsg_free(msg);
861 return -1;
862 }
0fafeb54
JM		 863
864 if (send_and_recv_msgs(drv, msg, wiphy_info_handler, info))
865 return -1;
866
867 if (info->auth_supported)
868 drv->capa.flags |= WPA_DRIVER_FLAGS_SME;
869 else if (!info->connect_supported) {
870 wpa_printf(MSG_INFO, "nl80211: Driver does not support "
871 "authentication/association or connect commands");
872 info->error = 1;
873 }
874
875 if (info->p2p_go_supported && info->p2p_client_supported)
876 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CAPABLE;
877 if (info->p2p_concurrent) {
878 wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
879 "interface (driver advertised support)");
880 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
881 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
882 }
883 if (info->num_multichan_concurrent > 1) {
884 wpa_printf(MSG_DEBUG, "nl80211: Enable multi-channel "
885 "concurrent (driver advertised support)");
886 drv->capa.num_multichan_concurrent =
887 info->num_multichan_concurrent;
888 }
889 if (drv->capa.flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE)
890 wpa_printf(MSG_DEBUG, "nl80211: use P2P_DEVICE support");
891
892 /* default to 5000 since early versions of mac80211 don't set it */
893 if (!drv->capa.max_remain_on_chan)
894 drv->capa.max_remain_on_chan = 5000;
895
dfa87878 896 drv->capa.wmm_ac_supported = info->wmm_ac_supported;
0fafeb54 897
86056fea
IP		 898 drv->capa.mac_addr_rand_sched_scan_supported =
899 info->mac_addr_rand_sched_scan_supported;
900 drv->capa.mac_addr_rand_scan_supported =
901 info->mac_addr_rand_scan_supported;
902
366179d2
AO		 903 if (info->channel_switch_supported) {
904 drv->capa.flags |= WPA_DRIVER_FLAGS_AP_CSA;
905 if (!drv->capa.max_csa_counters)
906 drv->capa.max_csa_counters = 1;
907 }
908
09ea4309
AS		 909 if (!drv->capa.max_sched_scan_plans) {
910 drv->capa.max_sched_scan_plans = 1;
911 drv->capa.max_sched_scan_plan_interval = UINT32_MAX;
912 drv->capa.max_sched_scan_plan_iterations = 0;
913 }
914
0fafeb54 915 return 0;
0fafeb54
JM		 916}
917
918
b658547d
JM		 919#ifdef CONFIG_DRIVER_NL80211_QCA
920
0fafeb54
JM		 921static int dfs_info_handler(struct nl_msg *msg, void *arg)
922{
923 struct nlattr *tb[NL80211_ATTR_MAX + 1];
924 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
925 int *dfs_capability_ptr = arg;
926
927 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
928 genlmsg_attrlen(gnlh, 0), NULL);
929
930 if (tb[NL80211_ATTR_VENDOR_DATA]) {
931 struct nlattr *nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
932 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
933
934 nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
935 nla_data(nl_vend), nla_len(nl_vend), NULL);
936
937 if (tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]) {
938 u32 val;
939 val = nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]);
940 wpa_printf(MSG_DEBUG, "nl80211: DFS offload capability: %u",
941 val);
942 *dfs_capability_ptr = val;
943 }
944 }
945
946 return NL_SKIP;
947}
948
949
950static void qca_nl80211_check_dfs_capa(struct wpa_driver_nl80211_data *drv)
951{
952 struct nl_msg *msg;
953 int dfs_capability = 0;
954 int ret;
955
956 if (!drv->dfs_vendor_cmd_avail)
957 return;
958
9725b784 959 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9589a91e
JM		 960 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
961 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
962 QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY)) {
963 nlmsg_free(msg);
964 return;
965 }
0fafeb54
JM		 966
967 ret = send_and_recv_msgs(drv, msg, dfs_info_handler, &dfs_capability);
968 if (!ret && dfs_capability)
969 drv->capa.flags |= WPA_DRIVER_FLAGS_DFS_OFFLOAD;
0fafeb54
JM		 970}
971
972
8ec7c99e
VJ		 973static unsigned int get_akm_suites_info(struct nlattr *tb)
974{
975 int i, num;
976 unsigned int key_mgmt = 0;
977 u32 *akms;
978
979 if (!tb)
980 return 0;
981
982 num = nla_len(tb) / sizeof(u32);
983 akms = nla_data(tb);
984 for (i = 0; i < num; i++) {
985 u32 a = akms[i];
986
987 wpa_printf(MSG_DEBUG,
988 "nl80211: Supported AKM %02x-%02x-%02x:%u",
989 a >> 24, (a >> 16) & 0xff,
990 (a >> 8) & 0xff, a & 0xff);
991 switch (a) {
992 case RSN_AUTH_KEY_MGMT_UNSPEC_802_1X:
993 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA |
994 WPA_DRIVER_CAPA_KEY_MGMT_WPA2;
995 break;
996 case RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X:
997 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
998 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
999 break;
1000 case RSN_AUTH_KEY_MGMT_FT_802_1X:
1001 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT;
1002 break;
1003 case RSN_AUTH_KEY_MGMT_FT_PSK:
1004 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
1005 break;
1006 case RSN_AUTH_KEY_MGMT_802_1X_SUITE_B:
1007 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B;
1008 break;
1009 case RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192:
1010 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192;
1011 break;
1012 case RSN_AUTH_KEY_MGMT_OWE:
1013 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_OWE;
1014 break;
1015 case RSN_AUTH_KEY_MGMT_DPP:
1016 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_DPP;
1017 break;
1018 case RSN_AUTH_KEY_MGMT_FILS_SHA256:
1019 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256;
1020 break;
1021 case RSN_AUTH_KEY_MGMT_FILS_SHA384:
1022 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384;
1023 break;
1024 case RSN_AUTH_KEY_MGMT_FT_FILS_SHA256:
1025 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA256;
1026 break;
1027 case RSN_AUTH_KEY_MGMT_FT_FILS_SHA384:
1028 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA384;
1029 break;
1030 case RSN_AUTH_KEY_MGMT_SAE:
1031 key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_SAE;
1032 break;
1033 }
1034 }
1035
1036 return key_mgmt;
1037}
1038
1039
1040static int get_akm_suites_handler(struct nl_msg *msg, void *arg)
1041{
1042 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1043 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1044 unsigned int *key_mgmt = arg;
1045
1046 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1047 genlmsg_attrlen(gnlh, 0), NULL);
1048
1049 if (tb[NL80211_ATTR_VENDOR_DATA]) {
1050 struct nlattr *nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
1051 struct nlattr *tb_data[NL80211_ATTR_MAX + 1];
1052
1053 nla_parse(tb_data, NL80211_ATTR_MAX,
1054 nla_data(nl_vend), nla_len(nl_vend), NULL);
1055
1056 *key_mgmt =
1057 get_akm_suites_info(tb_data[NL80211_ATTR_AKM_SUITES]);
1058 }
1059
1060 return NL_SKIP;
1061}
1062
1063
1064static int qca_nl80211_get_akm_suites(struct wpa_driver_nl80211_data *drv)
1065{
1066 struct nl_msg *msg;
1067 unsigned int key_mgmt = 0;
1068 int ret;
1069
1070 if (!drv->get_supported_akm_suites_avail)
1071 return -1;
1072
1073 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
1074 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
1075 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
1076 QCA_NL80211_VENDOR_SUBCMD_GET_SUPPORTED_AKMS)) {
1077 nlmsg_free(msg);
1078 return -1;
1079 }
1080
1081 ret = send_and_recv_msgs(drv, msg, get_akm_suites_handler, &key_mgmt);
1082 if (!ret) {
1083 wpa_printf(MSG_DEBUG,
1084 "nl80211: Replace capa.key_mgmt based on driver advertised capabilities: 0x%x",
1085 key_mgmt);
1086 drv->capa.key_mgmt = key_mgmt;
1087 }
1088
1089 return ret;
1090}
1091
1092
15badebd
CL		 1093struct features_info {
1094 u8 *flags;
1095 size_t flags_len;
079a28f7 1096 struct wpa_driver_capa *capa;
15badebd
CL		 1097};
1098
1099
1100static int features_info_handler(struct nl_msg *msg, void *arg)
1101{
1102 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1103 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1104 struct features_info *info = arg;
1105 struct nlattr *nl_vend, *attr;
1106
1107 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1108 genlmsg_attrlen(gnlh, 0), NULL);
1109
1110 nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
1111 if (nl_vend) {
1112 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
1113
1114 nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
1115 nla_data(nl_vend), nla_len(nl_vend), NULL);
1116
1117 attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_FEATURE_FLAGS];
1118 if (attr) {
fdc1188a
PS		 1119 int len = nla_len(attr);
1120 info->flags = os_malloc(len);
1121 if (info->flags != NULL) {
1122 os_memcpy(info->flags, nla_data(attr), len);
1123 info->flags_len = len;
1124 }
15badebd 1125 }
079a28f7
AK		 1126 attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_CONCURRENCY_CAPA];
1127 if (attr)
1128 info->capa->conc_capab = nla_get_u32(attr);
1129
1130 attr = tb_vendor[
1131 QCA_WLAN_VENDOR_ATTR_MAX_CONCURRENT_CHANNELS_2_4_BAND];
1132 if (attr)
1133 info->capa->max_conc_chan_2_4 = nla_get_u32(attr);
1134
1135 attr = tb_vendor[
1136 QCA_WLAN_VENDOR_ATTR_MAX_CONCURRENT_CHANNELS_5_0_BAND];
1137 if (attr)
1138 info->capa->max_conc_chan_5_0 = nla_get_u32(attr);
15badebd
CL		 1139 }
1140
1141 return NL_SKIP;
1142}
1143
1144
1145static int check_feature(enum qca_wlan_vendor_features feature,
1146 struct features_info *info)
1147{
49e3eea8 1148 size_t idx = feature / 8;
15badebd 1149
49e3eea8
JM		 1150 return (idx < info->flags_len) &&
1151 (info->flags[idx] & BIT(feature % 8));
15badebd
CL		 1152}
1153
1154
1155static void qca_nl80211_get_features(struct wpa_driver_nl80211_data *drv)
1156{
1157 struct nl_msg *msg;
1158 struct features_info info;
1159 int ret;
1160
1161 if (!drv->get_features_vendor_cmd_avail)
1162 return;
1163
1164 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
1165 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
1166 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
1167 QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES)) {
1168 nlmsg_free(msg);
1169 return;
1170 }
1171
1172 os_memset(&info, 0, sizeof(info));
079a28f7 1173 info.capa = &drv->capa;
15badebd
CL		 1174 ret = send_and_recv_msgs(drv, msg, features_info_handler, &info);
1175 if (ret || !info.flags)
1176 return;
1177
1178 if (check_feature(QCA_WLAN_VENDOR_FEATURE_KEY_MGMT_OFFLOAD, &info))
1179 drv->capa.flags |= WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD;
3784c058
PX		 1180
1181 if (check_feature(QCA_WLAN_VENDOR_FEATURE_SUPPORT_HW_MODE_ANY, &info))
1182 drv->capa.flags |= WPA_DRIVER_FLAGS_SUPPORT_HW_MODE_ANY;
8e509745
KV		 1183
1184 if (check_feature(QCA_WLAN_VENDOR_FEATURE_OFFCHANNEL_SIMULTANEOUS,
1185 &info))
1186 drv->capa.flags |= WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS;
a6f5b193
PX		 1187 if (check_feature(QCA_WLAN_VENDOR_FEATURE_P2P_LISTEN_OFFLOAD, &info))
1188 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD;
fb718f94
AP		 1189 if (check_feature(QCA_WLAN_VENDOR_FEATURE_OCE_STA, &info))
1190 drv->capa.flags |= WPA_DRIVER_FLAGS_OCE_STA;
1191 if (check_feature(QCA_WLAN_VENDOR_FEATURE_OCE_AP, &info))
1192 drv->capa.flags |= WPA_DRIVER_FLAGS_OCE_AP;
1193 if (check_feature(QCA_WLAN_VENDOR_FEATURE_OCE_STA_CFON, &info))
1194 drv->capa.flags |= WPA_DRIVER_FLAGS_OCE_STA_CFON;
fdc1188a 1195 os_free(info.flags);
15badebd
CL		 1196}
1197
b658547d
JM		 1198#endif /* CONFIG_DRIVER_NL80211_QCA */
1199
15badebd 1200
0fafeb54
JM		 1201int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv)
1202{
1203 struct wiphy_info_data info;
1204 if (wpa_driver_nl80211_get_info(drv, &info))
1205 return -1;
1206
1207 if (info.error)
1208 return -1;
1209
1210 drv->has_capability = 1;
1211 drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1212 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1213 WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
399e6135
JM		 1214 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK |
1215 WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B |
567da5bb
JM		 1216 WPA_DRIVER_CAPA_KEY_MGMT_OWE |
1217 WPA_DRIVER_CAPA_KEY_MGMT_DPP;
fe3e0bac 1218
937644aa
MK		 1219 if (drv->capa.enc & (WPA_DRIVER_CAPA_ENC_CCMP_256 |
1220 WPA_DRIVER_CAPA_ENC_GCMP_256))
1221 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192;
1222
fe3e0bac
VK		 1223 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
1224 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256 |
1225 WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384 |
1226 WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA256 |
8ec7c99e
VJ		 1227 WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA384 |
1228 WPA_DRIVER_CAPA_KEY_MGMT_SAE;
fe3e0bac
VK		 1229 else if (drv->capa.flags & WPA_DRIVER_FLAGS_FILS_SK_OFFLOAD)
1230 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256 |
1231 WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384;
1232
8ec7c99e
VJ		 1233#ifdef CONFIG_DRIVER_NL80211_QCA
1234 /* Override drv->capa.key_mgmt based on driver advertised capability
1235 * constraints, if available. */
1236 qca_nl80211_get_akm_suites(drv);
1237#endif /* CONFIG_DRIVER_NL80211_QCA */
1238
0fafeb54
JM		 1239 drv->capa.auth = WPA_DRIVER_AUTH_OPEN |
1240 WPA_DRIVER_AUTH_SHARED |
1241 WPA_DRIVER_AUTH_LEAP;
1242
1243 drv->capa.flags |= WPA_DRIVER_FLAGS_SANE_ERROR_CODES;
1244 drv->capa.flags |= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE;
1245 drv->capa.flags |= WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
1246
1247 /*
1248 * As all cfg80211 drivers must support cases where the AP interface is
1249 * removed without the knowledge of wpa_supplicant/hostapd, e.g., in
1250 * case that the user space daemon has crashed, they must be able to
1251 * cleanup all stations and key entries in the AP tear down flow. Thus,
1252 * this flag can/should always be set for cfg80211 drivers.
1253 */
1254 drv->capa.flags |= WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT;
1255
1256 if (!info.device_ap_sme) {
1257 drv->capa.flags |= WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS;
1258
1259 /*
1260 * No AP SME is currently assumed to also indicate no AP MLME
1261 * in the driver/firmware.
1262 */
1263 drv->capa.flags |= WPA_DRIVER_FLAGS_AP_MLME;
1264 }
1265
1266 drv->device_ap_sme = info.device_ap_sme;
1267 drv->poll_command_supported = info.poll_command_supported;
1268 drv->data_tx_status = info.data_tx_status;
abb8d08b 1269 drv->p2p_go_ctwindow_supported = info.p2p_go_ctwindow_supported;
0fafeb54
JM		 1270 if (info.set_qos_map_supported)
1271 drv->capa.flags |= WPA_DRIVER_FLAGS_QOS_MAPPING;
1272 drv->have_low_prio_scan = info.have_low_prio_scan;
1273
1274 /*
1275 * If poll command and tx status are supported, mac80211 is new enough
1276 * to have everything we need to not need monitor interfaces.
1277 */
660103ec
SD		 1278 drv->use_monitor = !info.device_ap_sme &&
1279 (!info.poll_command_supported || !info.data_tx_status);
0fafeb54
JM		 1280
1281 /*
1282 * If we aren't going to use monitor interfaces, but the
1283 * driver doesn't support data TX status, we won't get TX
1284 * status for EAPOL frames.
1285 */
1286 if (!drv->use_monitor && !info.data_tx_status)
1287 drv->capa.flags &= ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
1288
b658547d 1289#ifdef CONFIG_DRIVER_NL80211_QCA
946e35ea
PX		 1290 if (!(info.capa->flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD))
1291 qca_nl80211_check_dfs_capa(drv);
15badebd 1292 qca_nl80211_get_features(drv);
0fafeb54 1293
8e509745
KV		 1294 /*
1295 * To enable offchannel simultaneous support in wpa_supplicant, the
1296 * underlying driver needs to support the same along with offchannel TX.
1297 * Offchannel TX support is needed since remain_on_channel and
1298 * action_tx use some common data structures and hence cannot be
1299 * scheduled simultaneously.
1300 */
1301 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX))
1302 drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS;
b658547d 1303#endif /* CONFIG_DRIVER_NL80211_QCA */
8e509745 1304
0fafeb54
JM		 1305 return 0;
1306}
1307
1308
1309struct phy_info_arg {
1310 u16 *num_modes;
1311 struct hostapd_hw_modes *modes;
1312 int last_mode, last_chan_idx;
747ba106 1313 int failed;
aa56e36d 1314 u8 dfs_domain;
0fafeb54
JM		 1315};
1316
1317static void phy_info_ht_capa(struct hostapd_hw_modes *mode, struct nlattr *capa,
1318 struct nlattr *ampdu_factor,
1319 struct nlattr *ampdu_density,
1320 struct nlattr *mcs_set)
1321{
1322 if (capa)
1323 mode->ht_capab = nla_get_u16(capa);
1324
1325 if (ampdu_factor)
1326 mode->a_mpdu_params |= nla_get_u8(ampdu_factor) & 0x03;
1327
1328 if (ampdu_density)
1329 mode->a_mpdu_params |= nla_get_u8(ampdu_density) << 2;
1330
1331 if (mcs_set && nla_len(mcs_set) >= 16) {
1332 u8 *mcs;
1333 mcs = nla_data(mcs_set);
1334 os_memcpy(mode->mcs_set, mcs, 16);
1335 }
1336}
1337
1338
1339static void phy_info_vht_capa(struct hostapd_hw_modes *mode,
1340 struct nlattr *capa,
1341 struct nlattr *mcs_set)
1342{
1343 if (capa)
1344 mode->vht_capab = nla_get_u32(capa);
1345
1346 if (mcs_set && nla_len(mcs_set) >= 8) {
1347 u8 *mcs;
1348 mcs = nla_data(mcs_set);
1349 os_memcpy(mode->vht_mcs_set, mcs, 8);
1350 }
1351}
1352
1353
dda5d9e3
AAL		 1354static int phy_info_edmg_capa(struct hostapd_hw_modes *mode,
1355 struct nlattr *bw_config,
1356 struct nlattr *channels)
1357{
1358 if (!bw_config || !channels)
1359 return NL_OK;
1360
1361 mode->edmg.bw_config = nla_get_u8(bw_config);
1362 mode->edmg.channels = nla_get_u8(channels);
1363
1364 if (!mode->edmg.channels || !mode->edmg.bw_config)
1365 return NL_STOP;
1366
1367 return NL_OK;
1368}
1369
1370
0fafeb54
JM		 1371static void phy_info_freq(struct hostapd_hw_modes *mode,
1372 struct hostapd_channel_data *chan,
1373 struct nlattr *tb_freq[])
1374{
1375 u8 channel;
2c5ccfa6
JM		 1376
1377 os_memset(chan, 0, sizeof(*chan));
0fafeb54
JM		 1378 chan->freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]);
1379 chan->flag = 0;
4299ad82 1380 chan->allowed_bw = ~0;
0fafeb54
JM		 1381 chan->dfs_cac_ms = 0;
1382 if (ieee80211_freq_to_chan(chan->freq, &channel) != NUM_HOSTAPD_MODES)
1383 chan->chan = channel;
2c5ccfa6
JM		 1384 else
1385 wpa_printf(MSG_DEBUG,
1386 "nl80211: No channel number found for frequency %u MHz",
1387 chan->freq);
0fafeb54
JM		 1388
1389 if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED])
1390 chan->flag |= HOSTAPD_CHAN_DISABLED;
1391 if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IR])
1392 chan->flag |= HOSTAPD_CHAN_NO_IR;
1393 if (tb_freq[NL80211_FREQUENCY_ATTR_RADAR])
1394 chan->flag |= HOSTAPD_CHAN_RADAR;
1395 if (tb_freq[NL80211_FREQUENCY_ATTR_INDOOR_ONLY])
1396 chan->flag |= HOSTAPD_CHAN_INDOOR_ONLY;
1397 if (tb_freq[NL80211_FREQUENCY_ATTR_GO_CONCURRENT])
1398 chan->flag |= HOSTAPD_CHAN_GO_CONCURRENT;
1399
4299ad82
DL		 1400 if (tb_freq[NL80211_FREQUENCY_ATTR_NO_10MHZ])
1401 chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_10;
1402 if (tb_freq[NL80211_FREQUENCY_ATTR_NO_20MHZ])
1403 chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_20;
1404 if (tb_freq[NL80211_FREQUENCY_ATTR_NO_HT40_PLUS])
1405 chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_40P;
1406 if (tb_freq[NL80211_FREQUENCY_ATTR_NO_HT40_MINUS])
1407 chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_40M;
1408 if (tb_freq[NL80211_FREQUENCY_ATTR_NO_80MHZ])
1409 chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_80;
1410 if (tb_freq[NL80211_FREQUENCY_ATTR_NO_160MHZ])
1411 chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_160;
1412
0fafeb54
JM		 1413 if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]) {
1414 enum nl80211_dfs_state state =
1415 nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]);
1416
1417 switch (state) {
1418 case NL80211_DFS_USABLE:
1419 chan->flag |= HOSTAPD_CHAN_DFS_USABLE;
1420 break;
1421 case NL80211_DFS_AVAILABLE:
1422 chan->flag |= HOSTAPD_CHAN_DFS_AVAILABLE;
1423 break;
1424 case NL80211_DFS_UNAVAILABLE:
1425 chan->flag |= HOSTAPD_CHAN_DFS_UNAVAILABLE;
1426 break;
1427 }
1428 }
1429
1430 if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]) {
1431 chan->dfs_cac_ms = nla_get_u32(
1432 tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]);
1433 }
636c02c6
HD		 1434
1435 chan->wmm_rules_valid = 0;
1436 if (tb_freq[NL80211_FREQUENCY_ATTR_WMM]) {
1437 static struct nla_policy wmm_policy[NL80211_WMMR_MAX + 1] = {
1438 [NL80211_WMMR_CW_MIN] = { .type = NLA_U16 },
1439 [NL80211_WMMR_CW_MAX] = { .type = NLA_U16 },
1440 [NL80211_WMMR_AIFSN] = { .type = NLA_U8 },
1441 [NL80211_WMMR_TXOP] = { .type = NLA_U16 },
1442 };
bc1289b0
FF		 1443 static const u8 wmm_map[4] = {
1444 [NL80211_AC_BE] = WMM_AC_BE,
1445 [NL80211_AC_BK] = WMM_AC_BK,
1446 [NL80211_AC_VI] = WMM_AC_VI,
1447 [NL80211_AC_VO] = WMM_AC_VO,
1448 };
636c02c6
HD		 1449 struct nlattr *nl_wmm;
1450 struct nlattr *tb_wmm[NL80211_WMMR_MAX + 1];
1451 int rem_wmm, ac, count = 0;
1452
1453 nla_for_each_nested(nl_wmm, tb_freq[NL80211_FREQUENCY_ATTR_WMM],
1454 rem_wmm) {
1455 if (nla_parse_nested(tb_wmm, NL80211_WMMR_MAX, nl_wmm,
1456 wmm_policy)) {
1457 wpa_printf(MSG_DEBUG,
1458 "nl80211: Failed to parse WMM rules attribute");
1459 return;
1460 }
1461 if (!tb_wmm[NL80211_WMMR_CW_MIN] ||
1462 !tb_wmm[NL80211_WMMR_CW_MAX] ||
1463 !tb_wmm[NL80211_WMMR_AIFSN] ||
1464 !tb_wmm[NL80211_WMMR_TXOP]) {
1465 wpa_printf(MSG_DEBUG,
1466 "nl80211: Channel is missing WMM rule attribute");
1467 return;
1468 }
1469 ac = nl_wmm->nla_type;
bc1289b0 1470 if ((unsigned int) ac >= ARRAY_SIZE(wmm_map)) {
636c02c6
HD		 1471 wpa_printf(MSG_DEBUG,
1472 "nl80211: Invalid AC value %d", ac);
1473 return;
1474 }
1475
bc1289b0 1476 ac = wmm_map[ac];
636c02c6
HD		 1477 chan->wmm_rules[ac].min_cwmin =
1478 nla_get_u16(tb_wmm[NL80211_WMMR_CW_MIN]);
1479 chan->wmm_rules[ac].min_cwmax =
1480 nla_get_u16(tb_wmm[NL80211_WMMR_CW_MAX]);
1481 chan->wmm_rules[ac].min_aifs =
1482 nla_get_u8(tb_wmm[NL80211_WMMR_AIFSN]);
1483 chan->wmm_rules[ac].max_txop =
1484 nla_get_u16(tb_wmm[NL80211_WMMR_TXOP]) / 32;
1485 count++;
1486 }
1487
1488 /* Set valid flag if all the AC rules are present */
1489 if (count == WMM_AC_NUM)
1490 chan->wmm_rules_valid = 1;
1491 }
0fafeb54
JM		 1492}
1493
1494
1495static int phy_info_freqs(struct phy_info_arg *phy_info,
1496 struct hostapd_hw_modes *mode, struct nlattr *tb)
1497{
1498 static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
1499 [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 },
1500 [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG },
1501 [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG },
1502 [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG },
1503 [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 },
1504 [NL80211_FREQUENCY_ATTR_DFS_STATE] = { .type = NLA_U32 },
4299ad82
DL		 1505 [NL80211_FREQUENCY_ATTR_NO_10MHZ] = { .type = NLA_FLAG },
1506 [NL80211_FREQUENCY_ATTR_NO_20MHZ] = { .type = NLA_FLAG },
1507 [NL80211_FREQUENCY_ATTR_NO_HT40_PLUS] = { .type = NLA_FLAG },
1508 [NL80211_FREQUENCY_ATTR_NO_HT40_MINUS] = { .type = NLA_FLAG },
1509 [NL80211_FREQUENCY_ATTR_NO_80MHZ] = { .type = NLA_FLAG },
1510 [NL80211_FREQUENCY_ATTR_NO_160MHZ] = { .type = NLA_FLAG },
0fafeb54
JM		 1511 };
1512 int new_channels = 0;
1513 struct hostapd_channel_data *channel;
1514 struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1];
1515 struct nlattr *nl_freq;
1516 int rem_freq, idx;
1517
1518 if (tb == NULL)
1519 return NL_OK;
1520
1521 nla_for_each_nested(nl_freq, tb, rem_freq) {
1522 nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX,
1523 nla_data(nl_freq), nla_len(nl_freq), freq_policy);
1524 if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ])
1525 continue;
1526 new_channels++;
1527 }
1528
1529 channel = os_realloc_array(mode->channels,
1530 mode->num_channels + new_channels,
1531 sizeof(struct hostapd_channel_data));
1532 if (!channel)
747ba106 1533 return NL_STOP;
0fafeb54
JM		 1534
1535 mode->channels = channel;
1536 mode->num_channels += new_channels;
1537
1538 idx = phy_info->last_chan_idx;
1539
1540 nla_for_each_nested(nl_freq, tb, rem_freq) {
1541 nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX,
1542 nla_data(nl_freq), nla_len(nl_freq), freq_policy);
1543 if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ])
1544 continue;
1545 phy_info_freq(mode, &mode->channels[idx], tb_freq);
1546 idx++;
1547 }
1548 phy_info->last_chan_idx = idx;
1549
1550 return NL_OK;
1551}
1552
1553
1554static int phy_info_rates(struct hostapd_hw_modes *mode, struct nlattr *tb)
1555{
1556 static struct nla_policy rate_policy[NL80211_BITRATE_ATTR_MAX + 1] = {
1557 [NL80211_BITRATE_ATTR_RATE] = { .type = NLA_U32 },
1558 [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE] =
1559 { .type = NLA_FLAG },
1560 };
1561 struct nlattr *tb_rate[NL80211_BITRATE_ATTR_MAX + 1];
1562 struct nlattr *nl_rate;
1563 int rem_rate, idx;
1564
1565 if (tb == NULL)
1566 return NL_OK;
1567
1568 nla_for_each_nested(nl_rate, tb, rem_rate) {
1569 nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX,
1570 nla_data(nl_rate), nla_len(nl_rate),
1571 rate_policy);
1572 if (!tb_rate[NL80211_BITRATE_ATTR_RATE])
1573 continue;
1574 mode->num_rates++;
1575 }
1576
1577 mode->rates = os_calloc(mode->num_rates, sizeof(int));
1578 if (!mode->rates)
747ba106 1579 return NL_STOP;
0fafeb54
JM		 1580
1581 idx = 0;
1582
1583 nla_for_each_nested(nl_rate, tb, rem_rate) {
1584 nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX,
1585 nla_data(nl_rate), nla_len(nl_rate),
1586 rate_policy);
1587 if (!tb_rate[NL80211_BITRATE_ATTR_RATE])
1588 continue;
1589 mode->rates[idx] = nla_get_u32(
1590 tb_rate[NL80211_BITRATE_ATTR_RATE]);
1591 idx++;
1592 }
1593
1594 return NL_OK;
1595}
1596
1597
29d8bd1d
SE		 1598static void phy_info_iftype_copy(struct he_capabilities *he_capab,
1599 enum ieee80211_op_mode opmode,
1600 struct nlattr **tb, struct nlattr **tb_flags)
5b3940d0 1601{
29d8bd1d 1602 enum nl80211_iftype iftype;
5b3940d0
JC		 1603 size_t len;
1604
29d8bd1d
SE		 1605 switch (opmode) {
1606 case IEEE80211_MODE_INFRA:
1607 iftype = NL80211_IFTYPE_STATION;
1608 break;
1609 case IEEE80211_MODE_IBSS:
1610 iftype = NL80211_IFTYPE_ADHOC;
1611 break;
1612 case IEEE80211_MODE_AP:
1613 iftype = NL80211_IFTYPE_AP;
1614 break;
1615 case IEEE80211_MODE_MESH:
1616 iftype = NL80211_IFTYPE_MESH_POINT;
1617 break;
1618 default:
1619 return;
1620 }
5b3940d0 1621
29d8bd1d
SE		 1622 if (!nla_get_flag(tb_flags[iftype]))
1623 return;
5b3940d0
JC		 1624
1625 he_capab->he_supported = 1;
1626
1627 if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]) {
1628 len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]);
1629
1630 if (len > sizeof(he_capab->phy_cap))
1631 len = sizeof(he_capab->phy_cap);
1632 os_memcpy(he_capab->phy_cap,
1633 nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]),
1634 len);
1635 }
1636
1637 if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC]) {
1638 len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC]);
1639
1640 if (len > sizeof(he_capab->mac_cap))
1641 len = sizeof(he_capab->mac_cap);
1642 os_memcpy(he_capab->mac_cap,
1643 nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC]),
1644 len);
1645 }
1646
1647 if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET]) {
1648 len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET]);
1649
1650 if (len > sizeof(he_capab->mcs))
1651 len = sizeof(he_capab->mcs);
1652 os_memcpy(he_capab->mcs,
1653 nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET]),
1654 len);
1655 }
1656
1657 if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE]) {
1658 len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE]);
1659
1660 if (len > sizeof(he_capab->ppet))
1661 len = sizeof(he_capab->ppet);
1662 os_memcpy(&he_capab->ppet,
1663 nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE]),
1664 len);
1665 }
29d8bd1d
SE		 1666}
1667
1668
1669static int phy_info_iftype(struct hostapd_hw_modes *mode,
1670 struct nlattr *nl_iftype)
1671{
1672 struct nlattr *tb[NL80211_BAND_IFTYPE_ATTR_MAX + 1];
1673 struct nlattr *tb_flags[NL80211_IFTYPE_MAX + 1];
1674 unsigned int i;
1675
1676 nla_parse(tb, NL80211_BAND_IFTYPE_ATTR_MAX,
1677 nla_data(nl_iftype), nla_len(nl_iftype), NULL);
1678
1679 if (!tb[NL80211_BAND_IFTYPE_ATTR_IFTYPES])
1680 return NL_STOP;
1681
1682 if (nla_parse_nested(tb_flags, NL80211_IFTYPE_MAX,
1683 tb[NL80211_BAND_IFTYPE_ATTR_IFTYPES], NULL))
1684 return NL_STOP;
1685
1686 for (i = 0; i < IEEE80211_MODE_NUM; i++)
1687 phy_info_iftype_copy(&mode->he_capab[i], i, tb, tb_flags);
5b3940d0
JC		 1688
1689 return NL_OK;
1690}
1691
1692
0fafeb54
JM		 1693static int phy_info_band(struct phy_info_arg *phy_info, struct nlattr *nl_band)
1694{
1695 struct nlattr *tb_band[NL80211_BAND_ATTR_MAX + 1];
1696 struct hostapd_hw_modes *mode;
1697 int ret;
1698
1699 if (phy_info->last_mode != nl_band->nla_type) {
1700 mode = os_realloc_array(phy_info->modes,
1701 *phy_info->num_modes + 1,
1702 sizeof(*mode));
747ba106
JM		 1703 if (!mode) {
1704 phy_info->failed = 1;
1705 return NL_STOP;
1706 }
0fafeb54
JM		 1707 phy_info->modes = mode;
1708
1709 mode = &phy_info->modes[*(phy_info->num_modes)];
1710 os_memset(mode, 0, sizeof(*mode));
1711 mode->mode = NUM_HOSTAPD_MODES;
1712 mode->flags = HOSTAPD_MODE_FLAG_HT_INFO_KNOWN |
1713 HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN;
1714
1715 /*
1716 * Unsupported VHT MCS stream is defined as value 3, so the VHT
1717 * MCS RX/TX map must be initialized with 0xffff to mark all 8
1718 * possible streams as unsupported. This will be overridden if
1719 * driver advertises VHT support.
1720 */
1721 mode->vht_mcs_set[0] = 0xff;
1722 mode->vht_mcs_set[1] = 0xff;
1723 mode->vht_mcs_set[4] = 0xff;
1724 mode->vht_mcs_set[5] = 0xff;
1725
1726 *(phy_info->num_modes) += 1;
1727 phy_info->last_mode = nl_band->nla_type;
1728 phy_info->last_chan_idx = 0;
1729 } else
1730 mode = &phy_info->modes[*(phy_info->num_modes) - 1];
1731
1732 nla_parse(tb_band, NL80211_BAND_ATTR_MAX, nla_data(nl_band),
1733 nla_len(nl_band), NULL);
1734
1735 phy_info_ht_capa(mode, tb_band[NL80211_BAND_ATTR_HT_CAPA],
1736 tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR],
1737 tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY],
1738 tb_band[NL80211_BAND_ATTR_HT_MCS_SET]);
1739 phy_info_vht_capa(mode, tb_band[NL80211_BAND_ATTR_VHT_CAPA],
1740 tb_band[NL80211_BAND_ATTR_VHT_MCS_SET]);
dda5d9e3
AAL		 1741 ret = phy_info_edmg_capa(mode,
1742 tb_band[NL80211_BAND_ATTR_EDMG_BW_CONFIG],
1743 tb_band[NL80211_BAND_ATTR_EDMG_CHANNELS]);
1744 if (ret == NL_OK)
1745 ret = phy_info_freqs(phy_info, mode,
1746 tb_band[NL80211_BAND_ATTR_FREQS]);
747ba106
JM		 1747 if (ret == NL_OK)
1748 ret = phy_info_rates(mode, tb_band[NL80211_BAND_ATTR_RATES]);
1749 if (ret != NL_OK) {
1750 phy_info->failed = 1;
0fafeb54 1751 return ret;
747ba106 1752 }
0fafeb54 1753
5b3940d0
JC		 1754 if (tb_band[NL80211_BAND_ATTR_IFTYPE_DATA]) {
1755 struct nlattr *nl_iftype;
1756 int rem_band;
1757
1758 nla_for_each_nested(nl_iftype,
1759 tb_band[NL80211_BAND_ATTR_IFTYPE_DATA],
1760 rem_band) {
1761 ret = phy_info_iftype(mode, nl_iftype);
1762 if (ret != NL_OK)
1763 return ret;
1764 }
1765 }
1766
0fafeb54
JM		 1767 return NL_OK;
1768}
1769
1770
1771static int phy_info_handler(struct nl_msg *msg, void *arg)
1772{
1773 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1774 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1775 struct phy_info_arg *phy_info = arg;
1776 struct nlattr *nl_band;
1777 int rem_band;
1778
1779 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1780 genlmsg_attrlen(gnlh, 0), NULL);
1781
1782 if (!tb_msg[NL80211_ATTR_WIPHY_BANDS])
1783 return NL_SKIP;
1784
1785 nla_for_each_nested(nl_band, tb_msg[NL80211_ATTR_WIPHY_BANDS], rem_band)
1786 {
1787 int res = phy_info_band(phy_info, nl_band);
1788 if (res != NL_OK)
1789 return res;
1790 }
1791
1792 return NL_SKIP;
1793}
1794
1795
1796static struct hostapd_hw_modes *
1797wpa_driver_nl80211_postprocess_modes(struct hostapd_hw_modes *modes,
1798 u16 *num_modes)
1799{
1800 u16 m;
1801 struct hostapd_hw_modes *mode11g = NULL, *nmodes, *mode;
1802 int i, mode11g_idx = -1;
1803
1804 /* heuristic to set up modes */
1805 for (m = 0; m < *num_modes; m++) {
1806 if (!modes[m].num_channels)
1807 continue;
1808 if (modes[m].channels[0].freq < 4000) {
1809 modes[m].mode = HOSTAPD_MODE_IEEE80211B;
1810 for (i = 0; i < modes[m].num_rates; i++) {
1811 if (modes[m].rates[i] > 200) {
1812 modes[m].mode = HOSTAPD_MODE_IEEE80211G;
1813 break;
1814 }
1815 }
1816 } else if (modes[m].channels[0].freq > 50000)
1817 modes[m].mode = HOSTAPD_MODE_IEEE80211AD;
1818 else
1819 modes[m].mode = HOSTAPD_MODE_IEEE80211A;
1820 }
1821
1822 /* If only 802.11g mode is included, use it to construct matching
1823 * 802.11b mode data. */
1824
1825 for (m = 0; m < *num_modes; m++) {
1826 if (modes[m].mode == HOSTAPD_MODE_IEEE80211B)
1827 return modes; /* 802.11b already included */
1828 if (modes[m].mode == HOSTAPD_MODE_IEEE80211G)
1829 mode11g_idx = m;
1830 }
1831
1832 if (mode11g_idx < 0)
1833 return modes; /* 2.4 GHz band not supported at all */
1834
1835 nmodes = os_realloc_array(modes, *num_modes + 1, sizeof(*nmodes));
1836 if (nmodes == NULL)
1837 return modes; /* Could not add 802.11b mode */
1838
1839 mode = &nmodes[*num_modes];
1840 os_memset(mode, 0, sizeof(*mode));
1841 (*num_modes)++;
1842 modes = nmodes;
1843
1844 mode->mode = HOSTAPD_MODE_IEEE80211B;
1845
1846 mode11g = &modes[mode11g_idx];
1847 mode->num_channels = mode11g->num_channels;
a1f11e34
JB		 1848 mode->channels = os_memdup(mode11g->channels,
1849 mode11g->num_channels *
0fafeb54
JM		 1850 sizeof(struct hostapd_channel_data));
1851 if (mode->channels == NULL) {
1852 (*num_modes)--;
1853 return modes; /* Could not add 802.11b mode */
1854 }
0fafeb54
JM		 1855
1856 mode->num_rates = 0;
1857 mode->rates = os_malloc(4 * sizeof(int));
1858 if (mode->rates == NULL) {
1859 os_free(mode->channels);
1860 (*num_modes)--;
1861 return modes; /* Could not add 802.11b mode */
1862 }
1863
1864 for (i = 0; i < mode11g->num_rates; i++) {
1865 if (mode11g->rates[i] != 10 && mode11g->rates[i] != 20 &&
1866 mode11g->rates[i] != 55 && mode11g->rates[i] != 110)
1867 continue;
1868 mode->rates[mode->num_rates] = mode11g->rates[i];
1869 mode->num_rates++;
1870 if (mode->num_rates == 4)
1871 break;
1872 }
1873
1874 if (mode->num_rates == 0) {
1875 os_free(mode->channels);
1876 os_free(mode->rates);
1877 (*num_modes)--;
1878 return modes; /* No 802.11b rates */
1879 }
1880
1881 wpa_printf(MSG_DEBUG, "nl80211: Added 802.11b mode based on 802.11g "
1882 "information");
1883
1884 return modes;
1885}
1886
1887
1888static void nl80211_set_ht40_mode(struct hostapd_hw_modes *mode, int start,
1889 int end)
1890{
1891 int c;
1892
1893 for (c = 0; c < mode->num_channels; c++) {
1894 struct hostapd_channel_data *chan = &mode->channels[c];
1895 if (chan->freq - 10 >= start && chan->freq + 10 <= end)
1896 chan->flag |= HOSTAPD_CHAN_HT40;
1897 }
1898}
1899
1900
1901static void nl80211_set_ht40_mode_sec(struct hostapd_hw_modes *mode, int start,
1902 int end)
1903{
1904 int c;
1905
1906 for (c = 0; c < mode->num_channels; c++) {
1907 struct hostapd_channel_data *chan = &mode->channels[c];
1908 if (!(chan->flag & HOSTAPD_CHAN_HT40))
1909 continue;
1910 if (chan->freq - 30 >= start && chan->freq - 10 <= end)
1911 chan->flag |= HOSTAPD_CHAN_HT40MINUS;
1912 if (chan->freq + 10 >= start && chan->freq + 30 <= end)
1913 chan->flag |= HOSTAPD_CHAN_HT40PLUS;
1914 }
1915}
1916
1917
1918static void nl80211_reg_rule_max_eirp(u32 start, u32 end, u32 max_eirp,
1919 struct phy_info_arg *results)
1920{
1921 u16 m;
1922
1923 for (m = 0; m < *results->num_modes; m++) {
1924 int c;
1925 struct hostapd_hw_modes *mode = &results->modes[m];
1926
1927 for (c = 0; c < mode->num_channels; c++) {
1928 struct hostapd_channel_data *chan = &mode->channels[c];
1929 if ((u32) chan->freq - 10 >= start &&
1930 (u32) chan->freq + 10 <= end)
1931 chan->max_tx_power = max_eirp;
1932 }
1933 }
1934}
1935
1936
1937static void nl80211_reg_rule_ht40(u32 start, u32 end,
1938 struct phy_info_arg *results)
1939{
1940 u16 m;
1941
1942 for (m = 0; m < *results->num_modes; m++) {
1943 if (!(results->modes[m].ht_capab &
1944 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
1945 continue;
1946 nl80211_set_ht40_mode(&results->modes[m], start, end);
1947 }
1948}
1949
1950
1951static void nl80211_reg_rule_sec(struct nlattr *tb[],
1952 struct phy_info_arg *results)
1953{
1954 u32 start, end, max_bw;
1955 u16 m;
1956
1957 if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
1958 tb[NL80211_ATTR_FREQ_RANGE_END] == NULL ||
1959 tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL)
1960 return;
1961
1962 start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
1963 end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
1964 max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
1965
1966 if (max_bw < 20)
1967 return;
1968
1969 for (m = 0; m < *results->num_modes; m++) {
1970 if (!(results->modes[m].ht_capab &
1971 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
1972 continue;
1973 nl80211_set_ht40_mode_sec(&results->modes[m], start, end);
1974 }
1975}
1976
1977
1978static void nl80211_set_vht_mode(struct hostapd_hw_modes *mode, int start,
bee5d8e0 1979 int end, int max_bw)
0fafeb54
JM		 1980{
1981 int c;
1982
1983 for (c = 0; c < mode->num_channels; c++) {
1984 struct hostapd_channel_data *chan = &mode->channels[c];
1985 if (chan->freq - 10 >= start && chan->freq + 70 <= end)
1986 chan->flag |= HOSTAPD_CHAN_VHT_10_70;
1987
1988 if (chan->freq - 30 >= start && chan->freq + 50 <= end)
1989 chan->flag |= HOSTAPD_CHAN_VHT_30_50;
1990
1991 if (chan->freq - 50 >= start && chan->freq + 30 <= end)
1992 chan->flag |= HOSTAPD_CHAN_VHT_50_30;
1993
1994 if (chan->freq - 70 >= start && chan->freq + 10 <= end)
1995 chan->flag |= HOSTAPD_CHAN_VHT_70_10;
bee5d8e0
AK		 1996
1997 if (max_bw >= 160) {
1998 if (chan->freq - 10 >= start && chan->freq + 150 <= end)
1999 chan->flag |= HOSTAPD_CHAN_VHT_10_150;
2000
2001 if (chan->freq - 30 >= start && chan->freq + 130 <= end)
2002 chan->flag |= HOSTAPD_CHAN_VHT_30_130;
2003
2004 if (chan->freq - 50 >= start && chan->freq + 110 <= end)
2005 chan->flag |= HOSTAPD_CHAN_VHT_50_110;
2006
2007 if (chan->freq - 70 >= start && chan->freq + 90 <= end)
2008 chan->flag |= HOSTAPD_CHAN_VHT_70_90;
2009
2010 if (chan->freq - 90 >= start && chan->freq + 70 <= end)
2011 chan->flag |= HOSTAPD_CHAN_VHT_90_70;
2012
2013 if (chan->freq - 110 >= start && chan->freq + 50 <= end)
2014 chan->flag |= HOSTAPD_CHAN_VHT_110_50;
2015
2016 if (chan->freq - 130 >= start && chan->freq + 30 <= end)
2017 chan->flag |= HOSTAPD_CHAN_VHT_130_30;
2018
2019 if (chan->freq - 150 >= start && chan->freq + 10 <= end)
2020 chan->flag |= HOSTAPD_CHAN_VHT_150_10;
2021 }
0fafeb54
JM		 2022 }
2023}
2024
2025
2026static void nl80211_reg_rule_vht(struct nlattr *tb[],
2027 struct phy_info_arg *results)
2028{
2029 u32 start, end, max_bw;
2030 u16 m;
2031
2032 if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
2033 tb[NL80211_ATTR_FREQ_RANGE_END] == NULL ||
2034 tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL)
2035 return;
2036
2037 start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
2038 end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
2039 max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
2040
2041 if (max_bw < 80)
2042 return;
2043
2044 for (m = 0; m < *results->num_modes; m++) {
2045 if (!(results->modes[m].ht_capab &
2046 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
2047 continue;
2048 /* TODO: use a real VHT support indication */
2049 if (!results->modes[m].vht_capab)
2050 continue;
2051
bee5d8e0 2052 nl80211_set_vht_mode(&results->modes[m], start, end, max_bw);
0fafeb54
JM		 2053 }
2054}
2055
2056
aa56e36d
VT		 2057static void nl80211_set_dfs_domain(enum nl80211_dfs_regions region,
2058 u8 *dfs_domain)
2059{
2060 if (region == NL80211_DFS_FCC)
2061 *dfs_domain = HOSTAPD_DFS_REGION_FCC;
2062 else if (region == NL80211_DFS_ETSI)
2063 *dfs_domain = HOSTAPD_DFS_REGION_ETSI;
2064 else if (region == NL80211_DFS_JP)
2065 *dfs_domain = HOSTAPD_DFS_REGION_JP;
2066 else
2067 *dfs_domain = 0;
2068}
2069
2070
0fafeb54
JM		 2071static const char * dfs_domain_name(enum nl80211_dfs_regions region)
2072{
2073 switch (region) {
2074 case NL80211_DFS_UNSET:
2075 return "DFS-UNSET";
2076 case NL80211_DFS_FCC:
2077 return "DFS-FCC";
2078 case NL80211_DFS_ETSI:
2079 return "DFS-ETSI";
2080 case NL80211_DFS_JP:
2081 return "DFS-JP";
2082 default:
2083 return "DFS-invalid";
2084 }
2085}
2086
2087
2088static int nl80211_get_reg(struct nl_msg *msg, void *arg)
2089{
2090 struct phy_info_arg *results = arg;
2091 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
2092 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
2093 struct nlattr *nl_rule;
2094 struct nlattr *tb_rule[NL80211_FREQUENCY_ATTR_MAX + 1];
2095 int rem_rule;
2096 static struct nla_policy reg_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
2097 [NL80211_ATTR_REG_RULE_FLAGS] = { .type = NLA_U32 },
2098 [NL80211_ATTR_FREQ_RANGE_START] = { .type = NLA_U32 },
2099 [NL80211_ATTR_FREQ_RANGE_END] = { .type = NLA_U32 },
2100 [NL80211_ATTR_FREQ_RANGE_MAX_BW] = { .type = NLA_U32 },
2101 [NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN] = { .type = NLA_U32 },
2102 [NL80211_ATTR_POWER_RULE_MAX_EIRP] = { .type = NLA_U32 },
2103 };
2104
2105 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2106 genlmsg_attrlen(gnlh, 0), NULL);
2107 if (!tb_msg[NL80211_ATTR_REG_ALPHA2] ||
2108 !tb_msg[NL80211_ATTR_REG_RULES]) {
2109 wpa_printf(MSG_DEBUG, "nl80211: No regulatory information "
2110 "available");
2111 return NL_SKIP;
2112 }
2113
2114 if (tb_msg[NL80211_ATTR_DFS_REGION]) {
2115 enum nl80211_dfs_regions dfs_domain;
2116 dfs_domain = nla_get_u8(tb_msg[NL80211_ATTR_DFS_REGION]);
aa56e36d 2117 nl80211_set_dfs_domain(dfs_domain, &results->dfs_domain);
0fafeb54
JM		 2118 wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s (%s)",
2119 (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]),
2120 dfs_domain_name(dfs_domain));
2121 } else {
2122 wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s",
2123 (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]));
2124 }
2125
2126 nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
2127 {
2128 u32 start, end, max_eirp = 0, max_bw = 0, flags = 0;
2129 nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
2130 nla_data(nl_rule), nla_len(nl_rule), reg_policy);
2131 if (tb_rule[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
2132 tb_rule[NL80211_ATTR_FREQ_RANGE_END] == NULL)
2133 continue;
2134 start = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
2135 end = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
2136 if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP])
2137 max_eirp = nla_get_u32(tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) / 100;
2138 if (tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW])
2139 max_bw = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
2140 if (tb_rule[NL80211_ATTR_REG_RULE_FLAGS])
2141 flags = nla_get_u32(tb_rule[NL80211_ATTR_REG_RULE_FLAGS]);
2142
2143 wpa_printf(MSG_DEBUG, "nl80211: %u-%u @ %u MHz %u mBm%s%s%s%s%s%s%s%s",
2144 start, end, max_bw, max_eirp,
2145 flags & NL80211_RRF_NO_OFDM ? " (no OFDM)" : "",
2146 flags & NL80211_RRF_NO_CCK ? " (no CCK)" : "",
2147 flags & NL80211_RRF_NO_INDOOR ? " (no indoor)" : "",
2148 flags & NL80211_RRF_NO_OUTDOOR ? " (no outdoor)" :
2149 "",
2150 flags & NL80211_RRF_DFS ? " (DFS)" : "",
2151 flags & NL80211_RRF_PTP_ONLY ? " (PTP only)" : "",
2152 flags & NL80211_RRF_PTMP_ONLY ? " (PTMP only)" : "",
2153 flags & NL80211_RRF_NO_IR ? " (no IR)" : "");
2154 if (max_bw >= 40)
2155 nl80211_reg_rule_ht40(start, end, results);
2156 if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP])
2157 nl80211_reg_rule_max_eirp(start, end, max_eirp,
2158 results);
2159 }
2160
2161 nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
2162 {
2163 nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
2164 nla_data(nl_rule), nla_len(nl_rule), reg_policy);
2165 nl80211_reg_rule_sec(tb_rule, results);
2166 }
2167
2168 nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
2169 {
2170 nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
2171 nla_data(nl_rule), nla_len(nl_rule), reg_policy);
2172 nl80211_reg_rule_vht(tb_rule, results);
2173 }
2174
2175 return NL_SKIP;
2176}
2177
2178
2179static int nl80211_set_regulatory_flags(struct wpa_driver_nl80211_data *drv,
2180 struct phy_info_arg *results)
2181{
2182 struct nl_msg *msg;
2183
2184 msg = nlmsg_alloc();
2185 if (!msg)
2186 return -ENOMEM;
2187
2188 nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
224eddb0
PX		 2189 if (drv->capa.flags & WPA_DRIVER_FLAGS_SELF_MANAGED_REGULATORY) {
2190 if (nla_put_u32(msg, NL80211_ATTR_WIPHY, drv->wiphy_idx)) {
2191 nlmsg_free(msg);
2192 return -1;
2193 }
2194 }
2195
0fafeb54
JM		 2196 return send_and_recv_msgs(drv, msg, nl80211_get_reg, results);
2197}
2198
2199
d8dda601
JM		 2200static const char * modestr(enum hostapd_hw_mode mode)
2201{
2202 switch (mode) {
2203 case HOSTAPD_MODE_IEEE80211B:
2204 return "802.11b";
2205 case HOSTAPD_MODE_IEEE80211G:
2206 return "802.11g";
2207 case HOSTAPD_MODE_IEEE80211A:
2208 return "802.11a";
2209 case HOSTAPD_MODE_IEEE80211AD:
2210 return "802.11ad";
2211 default:
2212 return "?";
2213 }
2214}
2215
2216
2217static void nl80211_dump_chan_list(struct hostapd_hw_modes *modes,
2218 u16 num_modes)
2219{
2220 int i;
2221
2222 if (!modes)
2223 return;
2224
2225 for (i = 0; i < num_modes; i++) {
2226 struct hostapd_hw_modes *mode = &modes[i];
2227 char str[200];
2228 char *pos = str;
2229 char *end = pos + sizeof(str);
2230 int j, res;
2231
2232 for (j = 0; j < mode->num_channels; j++) {
2233 struct hostapd_channel_data *chan = &mode->channels[j];
2234
2235 res = os_snprintf(pos, end - pos, " %d%s%s%s",
2236 chan->freq,
2237 (chan->flag & HOSTAPD_CHAN_DISABLED) ?
2238 "[DISABLED]" : "",
2239 (chan->flag & HOSTAPD_CHAN_NO_IR) ?
2240 "[NO_IR]" : "",
2241 (chan->flag & HOSTAPD_CHAN_RADAR) ?
2242 "[RADAR]" : "");
2243 if (os_snprintf_error(end - pos, res))
2244 break;
2245 pos += res;
2246 }
2247
2248 *pos = '\0';
2249 wpa_printf(MSG_DEBUG, "nl80211: Mode IEEE %s:%s",
2250 modestr(mode->mode), str);
2251 }
2252}
2253
2254
0fafeb54 2255struct hostapd_hw_modes *
aa56e36d
VT		 2256nl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags,
2257 u8 *dfs_domain)
0fafeb54
JM		 2258{
2259 u32 feat;
2260 struct i802_bss *bss = priv;
2261 struct wpa_driver_nl80211_data *drv = bss->drv;
9589a91e 2262 int nl_flags = 0;
0fafeb54
JM		 2263 struct nl_msg *msg;
2264 struct phy_info_arg result = {
2265 .num_modes = num_modes,
2266 .modes = NULL,
2267 .last_mode = -1,
747ba106 2268 .failed = 0,
aa56e36d 2269 .dfs_domain = 0,
0fafeb54
JM		 2270 };
2271
2272 *num_modes = 0;
2273 *flags = 0;
aa56e36d 2274 *dfs_domain = 0;
0fafeb54 2275
0fafeb54
JM		 2276 feat = get_nl80211_protocol_features(drv);
2277 if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP)
9589a91e 2278 nl_flags = NLM_F_DUMP;
56f77852
JM		 2279 if (!(msg = nl80211_cmd_msg(bss, nl_flags, NL80211_CMD_GET_WIPHY)) ||
2280 nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) {
9589a91e
JM		 2281 nlmsg_free(msg);
2282 return NULL;
2283 }
0fafeb54
JM		 2284
2285 if (send_and_recv_msgs(drv, msg, phy_info_handler, &result) == 0) {
d8dda601
JM		 2286 struct hostapd_hw_modes *modes;
2287
0fafeb54 2288 nl80211_set_regulatory_flags(drv, &result);
747ba106
JM		 2289 if (result.failed) {
2290 int i;
2291
2292 for (i = 0; result.modes && i < *num_modes; i++) {
2293 os_free(result.modes[i].channels);
2294 os_free(result.modes[i].rates);
2295 }
2296 os_free(result.modes);
517b5f92 2297 *num_modes = 0;
747ba106
JM		 2298 return NULL;
2299 }
aa56e36d
VT		 2300
2301 *dfs_domain = result.dfs_domain;
2302
d8dda601
JM		 2303 modes = wpa_driver_nl80211_postprocess_modes(result.modes,
2304 num_modes);
2305 nl80211_dump_chan_list(modes, *num_modes);
2306 return modes;
0fafeb54 2307 }
9589a91e 2308
0fafeb54
JM		 2309 return NULL;
2310}
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