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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 | ||
22 | static 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 | ||
38 | static 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 | ||
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; | |
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 | ||
84 | static 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 | ||
101 | static void wiphy_info_supported_iftypes(struct wiphy_info_data *info, | |
102 | struct nlattr *tb) | |
103 | { | |
104 | struct nlattr *nl_mode; | |
105 | int i; | |
106 | ||
107 | 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 | ||
136 | static 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 | ||
201 | static 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 | ||
217 | static 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 | ||
251 | static 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 | ||
310 | static 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 | ||
318 | static 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 |
334 | static 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 | ||
347 | static 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; | |
4acdc48a JD |
436 | } |
437 | ||
438 | ||
0fafeb54 JM |
439 | static void wiphy_info_feature_flags(struct wiphy_info_data *info, |
440 | struct nlattr *tb) | |
441 | { | |
442 | u32 flags; | |
443 | struct wpa_driver_capa *capa = info->capa; | |
444 | ||
445 | if (tb == NULL) | |
446 | return; | |
447 | ||
448 | flags = nla_get_u32(tb); | |
449 | ||
450 | if (flags & NL80211_FEATURE_SK_TX_STATUS) | |
451 | info->data_tx_status = 1; | |
452 | ||
453 | if (flags & NL80211_FEATURE_INACTIVITY_TIMER) | |
454 | capa->flags |= WPA_DRIVER_FLAGS_INACTIVITY_TIMER; | |
455 | ||
456 | if (flags & NL80211_FEATURE_SAE) | |
457 | capa->flags |= WPA_DRIVER_FLAGS_SAE; | |
458 | ||
459 | if (flags & NL80211_FEATURE_NEED_OBSS_SCAN) | |
460 | capa->flags |= WPA_DRIVER_FLAGS_OBSS_SCAN; | |
461 | ||
462 | if (flags & NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE) | |
463 | capa->flags |= WPA_DRIVER_FLAGS_HT_2040_COEX; | |
464 | ||
4daa5729 AN |
465 | if (flags & NL80211_FEATURE_TDLS_CHANNEL_SWITCH) { |
466 | wpa_printf(MSG_DEBUG, "nl80211: TDLS channel switch"); | |
467 | capa->flags |= WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH; | |
468 | } | |
469 | ||
abb8d08b EP |
470 | if (flags & NL80211_FEATURE_P2P_GO_CTWIN) |
471 | info->p2p_go_ctwindow_supported = 1; | |
472 | ||
0fafeb54 JM |
473 | if (flags & NL80211_FEATURE_LOW_PRIORITY_SCAN) |
474 | info->have_low_prio_scan = 1; | |
475 | ||
86056fea IP |
476 | if (flags & NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR) |
477 | info->mac_addr_rand_scan_supported = 1; | |
478 | ||
479 | if (flags & NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR) | |
480 | info->mac_addr_rand_sched_scan_supported = 1; | |
481 | ||
0fafeb54 JM |
482 | if (flags & NL80211_FEATURE_STATIC_SMPS) |
483 | capa->smps_modes |= WPA_DRIVER_SMPS_MODE_STATIC; | |
484 | ||
485 | if (flags & NL80211_FEATURE_DYNAMIC_SMPS) | |
486 | capa->smps_modes |= WPA_DRIVER_SMPS_MODE_DYNAMIC; | |
dfa87878 MB |
487 | |
488 | if (flags & NL80211_FEATURE_SUPPORTS_WMM_ADMISSION) | |
489 | info->wmm_ac_supported = 1; | |
58162adf AK |
490 | |
491 | if (flags & NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES) | |
492 | capa->rrm_flags |= WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES; | |
493 | ||
494 | if (flags & NL80211_FEATURE_WFA_TPC_IE_IN_PROBES) | |
495 | capa->rrm_flags |= WPA_DRIVER_FLAGS_WFA_TPC_IE_IN_PROBES; | |
496 | ||
497 | if (flags & NL80211_FEATURE_QUIET) | |
498 | capa->rrm_flags |= WPA_DRIVER_FLAGS_QUIET; | |
499 | ||
500 | if (flags & NL80211_FEATURE_TX_POWER_INSERTION) | |
501 | capa->rrm_flags |= WPA_DRIVER_FLAGS_TX_POWER_INSERTION; | |
1830817e JD |
502 | |
503 | if (flags & NL80211_FEATURE_HT_IBSS) | |
504 | capa->flags |= WPA_DRIVER_FLAGS_HT_IBSS; | |
dc55b6b6 AB |
505 | |
506 | if (flags & NL80211_FEATURE_FULL_AP_CLIENT_STATE) | |
507 | capa->flags |= WPA_DRIVER_FLAGS_FULL_AP_CLIENT_STATE; | |
0fafeb54 JM |
508 | } |
509 | ||
510 | ||
511 | static void wiphy_info_probe_resp_offload(struct wpa_driver_capa *capa, | |
512 | struct nlattr *tb) | |
513 | { | |
514 | u32 protocols; | |
515 | ||
516 | if (tb == NULL) | |
517 | return; | |
518 | ||
519 | protocols = nla_get_u32(tb); | |
520 | wpa_printf(MSG_DEBUG, "nl80211: Supports Probe Response offload in AP " | |
521 | "mode"); | |
522 | capa->flags |= WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD; | |
523 | capa->probe_resp_offloads = probe_resp_offload_support(protocols); | |
524 | } | |
525 | ||
526 | ||
527 | static void wiphy_info_wowlan_triggers(struct wpa_driver_capa *capa, | |
528 | struct nlattr *tb) | |
529 | { | |
530 | struct nlattr *triggers[MAX_NL80211_WOWLAN_TRIG + 1]; | |
531 | ||
532 | if (tb == NULL) | |
533 | return; | |
534 | ||
535 | if (nla_parse_nested(triggers, MAX_NL80211_WOWLAN_TRIG, | |
536 | tb, NULL)) | |
537 | return; | |
538 | ||
539 | if (triggers[NL80211_WOWLAN_TRIG_ANY]) | |
540 | capa->wowlan_triggers.any = 1; | |
541 | if (triggers[NL80211_WOWLAN_TRIG_DISCONNECT]) | |
542 | capa->wowlan_triggers.disconnect = 1; | |
543 | if (triggers[NL80211_WOWLAN_TRIG_MAGIC_PKT]) | |
544 | capa->wowlan_triggers.magic_pkt = 1; | |
545 | if (triggers[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE]) | |
546 | capa->wowlan_triggers.gtk_rekey_failure = 1; | |
547 | if (triggers[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST]) | |
548 | capa->wowlan_triggers.eap_identity_req = 1; | |
549 | if (triggers[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE]) | |
550 | capa->wowlan_triggers.four_way_handshake = 1; | |
551 | if (triggers[NL80211_WOWLAN_TRIG_RFKILL_RELEASE]) | |
552 | capa->wowlan_triggers.rfkill_release = 1; | |
553 | } | |
554 | ||
555 | ||
cc9a2575 KV |
556 | static void wiphy_info_extended_capab(struct wpa_driver_nl80211_data *drv, |
557 | struct nlattr *tb) | |
558 | { | |
559 | int rem = 0, i; | |
560 | struct nlattr *tb1[NL80211_ATTR_MAX + 1], *attr; | |
561 | ||
562 | if (!tb || drv->num_iface_ext_capa == NL80211_IFTYPE_MAX) | |
563 | return; | |
564 | ||
565 | nla_for_each_nested(attr, tb, rem) { | |
566 | unsigned int len; | |
567 | struct drv_nl80211_ext_capa *capa; | |
568 | ||
569 | nla_parse(tb1, NL80211_ATTR_MAX, nla_data(attr), | |
570 | nla_len(attr), NULL); | |
571 | ||
572 | if (!tb1[NL80211_ATTR_IFTYPE] || | |
573 | !tb1[NL80211_ATTR_EXT_CAPA] || | |
574 | !tb1[NL80211_ATTR_EXT_CAPA_MASK]) | |
575 | continue; | |
576 | ||
577 | capa = &drv->iface_ext_capa[drv->num_iface_ext_capa]; | |
578 | capa->iftype = nla_get_u32(tb1[NL80211_ATTR_IFTYPE]); | |
579 | wpa_printf(MSG_DEBUG, | |
580 | "nl80211: Driver-advertised extended capabilities for interface type %s", | |
581 | nl80211_iftype_str(capa->iftype)); | |
582 | ||
583 | len = nla_len(tb1[NL80211_ATTR_EXT_CAPA]); | |
a1f11e34 JB |
584 | capa->ext_capa = os_memdup(nla_data(tb1[NL80211_ATTR_EXT_CAPA]), |
585 | len); | |
cc9a2575 KV |
586 | if (!capa->ext_capa) |
587 | goto err; | |
588 | ||
cc9a2575 KV |
589 | capa->ext_capa_len = len; |
590 | wpa_hexdump(MSG_DEBUG, "nl80211: Extended capabilities", | |
591 | capa->ext_capa, capa->ext_capa_len); | |
592 | ||
593 | len = nla_len(tb1[NL80211_ATTR_EXT_CAPA_MASK]); | |
a1f11e34 JB |
594 | capa->ext_capa_mask = |
595 | os_memdup(nla_data(tb1[NL80211_ATTR_EXT_CAPA_MASK]), | |
596 | len); | |
cc9a2575 KV |
597 | if (!capa->ext_capa_mask) |
598 | goto err; | |
599 | ||
cc9a2575 KV |
600 | wpa_hexdump(MSG_DEBUG, "nl80211: Extended capabilities mask", |
601 | capa->ext_capa_mask, capa->ext_capa_len); | |
602 | ||
603 | drv->num_iface_ext_capa++; | |
604 | if (drv->num_iface_ext_capa == NL80211_IFTYPE_MAX) | |
605 | break; | |
606 | } | |
607 | ||
608 | return; | |
609 | ||
610 | err: | |
611 | /* Cleanup allocated memory on error */ | |
612 | for (i = 0; i < NL80211_IFTYPE_MAX; i++) { | |
613 | os_free(drv->iface_ext_capa[i].ext_capa); | |
614 | drv->iface_ext_capa[i].ext_capa = NULL; | |
615 | os_free(drv->iface_ext_capa[i].ext_capa_mask); | |
616 | drv->iface_ext_capa[i].ext_capa_mask = NULL; | |
617 | drv->iface_ext_capa[i].ext_capa_len = 0; | |
618 | } | |
619 | drv->num_iface_ext_capa = 0; | |
620 | } | |
621 | ||
622 | ||
0fafeb54 JM |
623 | static int wiphy_info_handler(struct nl_msg *msg, void *arg) |
624 | { | |
625 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
626 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
627 | struct wiphy_info_data *info = arg; | |
628 | struct wpa_driver_capa *capa = info->capa; | |
629 | struct wpa_driver_nl80211_data *drv = info->drv; | |
630 | ||
631 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
632 | genlmsg_attrlen(gnlh, 0), NULL); | |
633 | ||
0e92fb8f JB |
634 | if (tb[NL80211_ATTR_WIPHY]) |
635 | drv->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]); | |
636 | ||
0fafeb54 JM |
637 | if (tb[NL80211_ATTR_WIPHY_NAME]) |
638 | os_strlcpy(drv->phyname, | |
639 | nla_get_string(tb[NL80211_ATTR_WIPHY_NAME]), | |
640 | sizeof(drv->phyname)); | |
641 | if (tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]) | |
642 | capa->max_scan_ssids = | |
643 | nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]); | |
644 | ||
645 | if (tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]) | |
646 | capa->max_sched_scan_ssids = | |
647 | nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]); | |
648 | ||
09ea4309 AS |
649 | if (tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS] && |
650 | tb[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL] && | |
651 | tb[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS]) { | |
652 | capa->max_sched_scan_plans = | |
653 | nla_get_u32(tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS]); | |
654 | ||
655 | capa->max_sched_scan_plan_interval = | |
656 | nla_get_u32(tb[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL]); | |
657 | ||
658 | capa->max_sched_scan_plan_iterations = | |
659 | nla_get_u32(tb[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS]); | |
660 | } | |
661 | ||
0fafeb54 JM |
662 | if (tb[NL80211_ATTR_MAX_MATCH_SETS]) |
663 | capa->max_match_sets = | |
664 | nla_get_u8(tb[NL80211_ATTR_MAX_MATCH_SETS]); | |
665 | ||
666 | if (tb[NL80211_ATTR_MAC_ACL_MAX]) | |
667 | capa->max_acl_mac_addrs = | |
668 | nla_get_u8(tb[NL80211_ATTR_MAC_ACL_MAX]); | |
669 | ||
670 | wiphy_info_supported_iftypes(info, tb[NL80211_ATTR_SUPPORTED_IFTYPES]); | |
671 | wiphy_info_iface_comb(info, tb[NL80211_ATTR_INTERFACE_COMBINATIONS]); | |
672 | wiphy_info_supp_cmds(info, tb[NL80211_ATTR_SUPPORTED_COMMANDS]); | |
673 | wiphy_info_cipher_suites(info, tb[NL80211_ATTR_CIPHER_SUITES]); | |
674 | ||
675 | if (tb[NL80211_ATTR_OFFCHANNEL_TX_OK]) { | |
676 | wpa_printf(MSG_DEBUG, "nl80211: Using driver-based " | |
677 | "off-channel TX"); | |
678 | capa->flags |= WPA_DRIVER_FLAGS_OFFCHANNEL_TX; | |
679 | } | |
680 | ||
681 | if (tb[NL80211_ATTR_ROAM_SUPPORT]) { | |
682 | wpa_printf(MSG_DEBUG, "nl80211: Using driver-based roaming"); | |
683 | capa->flags |= WPA_DRIVER_FLAGS_BSS_SELECTION; | |
684 | } | |
685 | ||
686 | wiphy_info_max_roc(capa, | |
687 | tb[NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION]); | |
688 | ||
689 | if (tb[NL80211_ATTR_SUPPORT_AP_UAPSD]) | |
690 | capa->flags |= WPA_DRIVER_FLAGS_AP_UAPSD; | |
691 | ||
692 | wiphy_info_tdls(capa, tb[NL80211_ATTR_TDLS_SUPPORT], | |
693 | tb[NL80211_ATTR_TDLS_EXTERNAL_SETUP]); | |
694 | ||
695 | if (tb[NL80211_ATTR_DEVICE_AP_SME]) | |
696 | info->device_ap_sme = 1; | |
697 | ||
698 | wiphy_info_feature_flags(info, tb[NL80211_ATTR_FEATURE_FLAGS]); | |
4acdc48a | 699 | wiphy_info_ext_feature_flags(info, tb[NL80211_ATTR_EXT_FEATURES]); |
0fafeb54 JM |
700 | wiphy_info_probe_resp_offload(capa, |
701 | tb[NL80211_ATTR_PROBE_RESP_OFFLOAD]); | |
702 | ||
703 | if (tb[NL80211_ATTR_EXT_CAPA] && tb[NL80211_ATTR_EXT_CAPA_MASK] && | |
704 | drv->extended_capa == NULL) { | |
705 | drv->extended_capa = | |
706 | os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA])); | |
707 | if (drv->extended_capa) { | |
708 | os_memcpy(drv->extended_capa, | |
709 | nla_data(tb[NL80211_ATTR_EXT_CAPA]), | |
710 | nla_len(tb[NL80211_ATTR_EXT_CAPA])); | |
711 | drv->extended_capa_len = | |
712 | nla_len(tb[NL80211_ATTR_EXT_CAPA]); | |
cc9a2575 KV |
713 | wpa_hexdump(MSG_DEBUG, |
714 | "nl80211: Driver-advertised extended capabilities (default)", | |
715 | drv->extended_capa, drv->extended_capa_len); | |
0fafeb54 JM |
716 | } |
717 | drv->extended_capa_mask = | |
7b7b4449 | 718 | os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK])); |
0fafeb54 JM |
719 | if (drv->extended_capa_mask) { |
720 | os_memcpy(drv->extended_capa_mask, | |
7b7b4449 LC |
721 | nla_data(tb[NL80211_ATTR_EXT_CAPA_MASK]), |
722 | nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK])); | |
cc9a2575 KV |
723 | wpa_hexdump(MSG_DEBUG, |
724 | "nl80211: Driver-advertised extended capabilities mask (default)", | |
725 | drv->extended_capa_mask, | |
726 | drv->extended_capa_len); | |
0fafeb54 JM |
727 | } else { |
728 | os_free(drv->extended_capa); | |
729 | drv->extended_capa = NULL; | |
730 | drv->extended_capa_len = 0; | |
731 | } | |
732 | } | |
733 | ||
cc9a2575 KV |
734 | wiphy_info_extended_capab(drv, tb[NL80211_ATTR_IFTYPE_EXT_CAPA]); |
735 | ||
0fafeb54 JM |
736 | if (tb[NL80211_ATTR_VENDOR_DATA]) { |
737 | struct nlattr *nl; | |
738 | int rem; | |
739 | ||
740 | nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_DATA], rem) { | |
741 | struct nl80211_vendor_cmd_info *vinfo; | |
742 | if (nla_len(nl) != sizeof(*vinfo)) { | |
743 | wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info"); | |
744 | continue; | |
745 | } | |
746 | vinfo = nla_data(nl); | |
5f9c92f8 ZK |
747 | if (vinfo->vendor_id == OUI_QCA) { |
748 | switch (vinfo->subcmd) { | |
749 | case QCA_NL80211_VENDOR_SUBCMD_TEST: | |
750 | drv->vendor_cmd_test_avail = 1; | |
751 | break; | |
b658547d | 752 | #ifdef CONFIG_DRIVER_NL80211_QCA |
5f9c92f8 ZK |
753 | case QCA_NL80211_VENDOR_SUBCMD_ROAMING: |
754 | drv->roaming_vendor_cmd_avail = 1; | |
755 | break; | |
756 | case QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY: | |
757 | drv->dfs_vendor_cmd_avail = 1; | |
758 | break; | |
759 | case QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES: | |
760 | drv->get_features_vendor_cmd_avail = 1; | |
761 | break; | |
98342208 AK |
762 | case QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST: |
763 | drv->get_pref_freq_list = 1; | |
764 | break; | |
7c813acf AK |
765 | case QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL: |
766 | drv->set_prob_oper_freq = 1; | |
767 | break; | |
5f9c92f8 ZK |
768 | case QCA_NL80211_VENDOR_SUBCMD_DO_ACS: |
769 | drv->capa.flags |= | |
770 | WPA_DRIVER_FLAGS_ACS_OFFLOAD; | |
771 | break; | |
844dfeb8 SD |
772 | case QCA_NL80211_VENDOR_SUBCMD_SETBAND: |
773 | drv->setband_vendor_cmd_avail = 1; | |
774 | break; | |
f22a080c KV |
775 | case QCA_NL80211_VENDOR_SUBCMD_TRIGGER_SCAN: |
776 | drv->scan_vendor_cmd_avail = 1; | |
777 | break; | |
cc9985d1 | 778 | case QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION: |
779 | drv->set_wifi_conf_vendor_cmd_avail = 1; | |
780 | break; | |
3ab48492 KV |
781 | case QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS: |
782 | drv->fetch_bss_trans_status = 1; | |
783 | break; | |
b04854ce AP |
784 | case QCA_NL80211_VENDOR_SUBCMD_ROAM: |
785 | drv->roam_vendor_cmd_avail = 1; | |
786 | break; | |
8ec7c99e VJ |
787 | case QCA_NL80211_VENDOR_SUBCMD_GET_SUPPORTED_AKMS: |
788 | drv->get_supported_akm_suites_avail = 1; | |
789 | break; | |
b658547d | 790 | #endif /* CONFIG_DRIVER_NL80211_QCA */ |
5f9c92f8 | 791 | } |
0fafeb54 JM |
792 | } |
793 | ||
794 | wpa_printf(MSG_DEBUG, "nl80211: Supported vendor command: vendor_id=0x%x subcmd=%u", | |
795 | vinfo->vendor_id, vinfo->subcmd); | |
796 | } | |
797 | } | |
798 | ||
799 | if (tb[NL80211_ATTR_VENDOR_EVENTS]) { | |
800 | struct nlattr *nl; | |
801 | int rem; | |
802 | ||
803 | nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_EVENTS], rem) { | |
804 | struct nl80211_vendor_cmd_info *vinfo; | |
805 | if (nla_len(nl) != sizeof(*vinfo)) { | |
806 | wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info"); | |
807 | continue; | |
808 | } | |
809 | vinfo = nla_data(nl); | |
0fafeb54 JM |
810 | wpa_printf(MSG_DEBUG, "nl80211: Supported vendor event: vendor_id=0x%x subcmd=%u", |
811 | vinfo->vendor_id, vinfo->subcmd); | |
812 | } | |
813 | } | |
814 | ||
815 | wiphy_info_wowlan_triggers(capa, | |
816 | tb[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED]); | |
817 | ||
818 | if (tb[NL80211_ATTR_MAX_AP_ASSOC_STA]) | |
819 | capa->max_stations = | |
820 | nla_get_u32(tb[NL80211_ATTR_MAX_AP_ASSOC_STA]); | |
821 | ||
366179d2 AO |
822 | if (tb[NL80211_ATTR_MAX_CSA_COUNTERS]) |
823 | capa->max_csa_counters = | |
824 | nla_get_u8(tb[NL80211_ATTR_MAX_CSA_COUNTERS]); | |
825 | ||
8aa4d552 PX |
826 | if (tb[NL80211_ATTR_WIPHY_SELF_MANAGED_REG]) |
827 | capa->flags |= WPA_DRIVER_FLAGS_SELF_MANAGED_REGULATORY; | |
828 | ||
0fafeb54 JM |
829 | return NL_SKIP; |
830 | } | |
831 | ||
832 | ||
833 | static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data *drv, | |
834 | struct wiphy_info_data *info) | |
835 | { | |
836 | u32 feat; | |
837 | struct nl_msg *msg; | |
9589a91e | 838 | int flags = 0; |
0fafeb54 JM |
839 | |
840 | os_memset(info, 0, sizeof(*info)); | |
841 | info->capa = &drv->capa; | |
842 | info->drv = drv; | |
843 | ||
0fafeb54 JM |
844 | feat = get_nl80211_protocol_features(drv); |
845 | if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP) | |
9589a91e | 846 | flags = NLM_F_DUMP; |
56f77852 JM |
847 | msg = nl80211_cmd_msg(drv->first_bss, flags, NL80211_CMD_GET_WIPHY); |
848 | if (!msg || nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) { | |
9589a91e JM |
849 | nlmsg_free(msg); |
850 | return -1; | |
851 | } | |
0fafeb54 JM |
852 | |
853 | if (send_and_recv_msgs(drv, msg, wiphy_info_handler, info)) | |
854 | return -1; | |
855 | ||
856 | if (info->auth_supported) | |
857 | drv->capa.flags |= WPA_DRIVER_FLAGS_SME; | |
858 | else if (!info->connect_supported) { | |
859 | wpa_printf(MSG_INFO, "nl80211: Driver does not support " | |
860 | "authentication/association or connect commands"); | |
861 | info->error = 1; | |
862 | } | |
863 | ||
864 | if (info->p2p_go_supported && info->p2p_client_supported) | |
865 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CAPABLE; | |
866 | if (info->p2p_concurrent) { | |
867 | wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group " | |
868 | "interface (driver advertised support)"); | |
869 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT; | |
870 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P; | |
871 | } | |
872 | if (info->num_multichan_concurrent > 1) { | |
873 | wpa_printf(MSG_DEBUG, "nl80211: Enable multi-channel " | |
874 | "concurrent (driver advertised support)"); | |
875 | drv->capa.num_multichan_concurrent = | |
876 | info->num_multichan_concurrent; | |
877 | } | |
878 | if (drv->capa.flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) | |
879 | wpa_printf(MSG_DEBUG, "nl80211: use P2P_DEVICE support"); | |
880 | ||
881 | /* default to 5000 since early versions of mac80211 don't set it */ | |
882 | if (!drv->capa.max_remain_on_chan) | |
883 | drv->capa.max_remain_on_chan = 5000; | |
884 | ||
dfa87878 | 885 | drv->capa.wmm_ac_supported = info->wmm_ac_supported; |
0fafeb54 | 886 | |
86056fea IP |
887 | drv->capa.mac_addr_rand_sched_scan_supported = |
888 | info->mac_addr_rand_sched_scan_supported; | |
889 | drv->capa.mac_addr_rand_scan_supported = | |
890 | info->mac_addr_rand_scan_supported; | |
891 | ||
366179d2 AO |
892 | if (info->channel_switch_supported) { |
893 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP_CSA; | |
894 | if (!drv->capa.max_csa_counters) | |
895 | drv->capa.max_csa_counters = 1; | |
896 | } | |
897 | ||
09ea4309 AS |
898 | if (!drv->capa.max_sched_scan_plans) { |
899 | drv->capa.max_sched_scan_plans = 1; | |
900 | drv->capa.max_sched_scan_plan_interval = UINT32_MAX; | |
901 | drv->capa.max_sched_scan_plan_iterations = 0; | |
902 | } | |
903 | ||
0fafeb54 | 904 | return 0; |
0fafeb54 JM |
905 | } |
906 | ||
907 | ||
b658547d JM |
908 | #ifdef CONFIG_DRIVER_NL80211_QCA |
909 | ||
0fafeb54 JM |
910 | static int dfs_info_handler(struct nl_msg *msg, void *arg) |
911 | { | |
912 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
913 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
914 | int *dfs_capability_ptr = arg; | |
915 | ||
916 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
917 | genlmsg_attrlen(gnlh, 0), NULL); | |
918 | ||
919 | if (tb[NL80211_ATTR_VENDOR_DATA]) { | |
920 | struct nlattr *nl_vend = tb[NL80211_ATTR_VENDOR_DATA]; | |
921 | struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1]; | |
922 | ||
923 | nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX, | |
924 | nla_data(nl_vend), nla_len(nl_vend), NULL); | |
925 | ||
926 | if (tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]) { | |
927 | u32 val; | |
928 | val = nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]); | |
929 | wpa_printf(MSG_DEBUG, "nl80211: DFS offload capability: %u", | |
930 | val); | |
931 | *dfs_capability_ptr = val; | |
932 | } | |
933 | } | |
934 | ||
935 | return NL_SKIP; | |
936 | } | |
937 | ||
938 | ||
939 | static void qca_nl80211_check_dfs_capa(struct wpa_driver_nl80211_data *drv) | |
940 | { | |
941 | struct nl_msg *msg; | |
942 | int dfs_capability = 0; | |
943 | int ret; | |
944 | ||
945 | if (!drv->dfs_vendor_cmd_avail) | |
946 | return; | |
947 | ||
9725b784 | 948 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) || |
9589a91e JM |
949 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || |
950 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, | |
951 | QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY)) { | |
952 | nlmsg_free(msg); | |
953 | return; | |
954 | } | |
0fafeb54 JM |
955 | |
956 | ret = send_and_recv_msgs(drv, msg, dfs_info_handler, &dfs_capability); | |
957 | if (!ret && dfs_capability) | |
958 | drv->capa.flags |= WPA_DRIVER_FLAGS_DFS_OFFLOAD; | |
0fafeb54 JM |
959 | } |
960 | ||
961 | ||
8ec7c99e VJ |
962 | static unsigned int get_akm_suites_info(struct nlattr *tb) |
963 | { | |
964 | int i, num; | |
965 | unsigned int key_mgmt = 0; | |
966 | u32 *akms; | |
967 | ||
968 | if (!tb) | |
969 | return 0; | |
970 | ||
971 | num = nla_len(tb) / sizeof(u32); | |
972 | akms = nla_data(tb); | |
973 | for (i = 0; i < num; i++) { | |
974 | u32 a = akms[i]; | |
975 | ||
976 | wpa_printf(MSG_DEBUG, | |
977 | "nl80211: Supported AKM %02x-%02x-%02x:%u", | |
978 | a >> 24, (a >> 16) & 0xff, | |
979 | (a >> 8) & 0xff, a & 0xff); | |
980 | switch (a) { | |
981 | case RSN_AUTH_KEY_MGMT_UNSPEC_802_1X: | |
982 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA | | |
983 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2; | |
984 | break; | |
985 | case RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X: | |
986 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK | | |
987 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK; | |
988 | break; | |
989 | case RSN_AUTH_KEY_MGMT_FT_802_1X: | |
990 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT; | |
991 | break; | |
992 | case RSN_AUTH_KEY_MGMT_FT_PSK: | |
993 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK; | |
994 | break; | |
995 | case RSN_AUTH_KEY_MGMT_802_1X_SUITE_B: | |
996 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B; | |
997 | break; | |
998 | case RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192: | |
999 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192; | |
1000 | break; | |
1001 | case RSN_AUTH_KEY_MGMT_OWE: | |
1002 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_OWE; | |
1003 | break; | |
1004 | case RSN_AUTH_KEY_MGMT_DPP: | |
1005 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_DPP; | |
1006 | break; | |
1007 | case RSN_AUTH_KEY_MGMT_FILS_SHA256: | |
1008 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256; | |
1009 | break; | |
1010 | case RSN_AUTH_KEY_MGMT_FILS_SHA384: | |
1011 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384; | |
1012 | break; | |
1013 | case RSN_AUTH_KEY_MGMT_FT_FILS_SHA256: | |
1014 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA256; | |
1015 | break; | |
1016 | case RSN_AUTH_KEY_MGMT_FT_FILS_SHA384: | |
1017 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA384; | |
1018 | break; | |
1019 | case RSN_AUTH_KEY_MGMT_SAE: | |
1020 | key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_SAE; | |
1021 | break; | |
1022 | } | |
1023 | } | |
1024 | ||
1025 | return key_mgmt; | |
1026 | } | |
1027 | ||
1028 | ||
1029 | static int get_akm_suites_handler(struct nl_msg *msg, void *arg) | |
1030 | { | |
1031 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
1032 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1033 | unsigned int *key_mgmt = arg; | |
1034 | ||
1035 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1036 | genlmsg_attrlen(gnlh, 0), NULL); | |
1037 | ||
1038 | if (tb[NL80211_ATTR_VENDOR_DATA]) { | |
1039 | struct nlattr *nl_vend = tb[NL80211_ATTR_VENDOR_DATA]; | |
1040 | struct nlattr *tb_data[NL80211_ATTR_MAX + 1]; | |
1041 | ||
1042 | nla_parse(tb_data, NL80211_ATTR_MAX, | |
1043 | nla_data(nl_vend), nla_len(nl_vend), NULL); | |
1044 | ||
1045 | *key_mgmt = | |
1046 | get_akm_suites_info(tb_data[NL80211_ATTR_AKM_SUITES]); | |
1047 | } | |
1048 | ||
1049 | return NL_SKIP; | |
1050 | } | |
1051 | ||
1052 | ||
1053 | static int qca_nl80211_get_akm_suites(struct wpa_driver_nl80211_data *drv) | |
1054 | { | |
1055 | struct nl_msg *msg; | |
1056 | unsigned int key_mgmt = 0; | |
1057 | int ret; | |
1058 | ||
1059 | if (!drv->get_supported_akm_suites_avail) | |
1060 | return -1; | |
1061 | ||
1062 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) || | |
1063 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || | |
1064 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, | |
1065 | QCA_NL80211_VENDOR_SUBCMD_GET_SUPPORTED_AKMS)) { | |
1066 | nlmsg_free(msg); | |
1067 | return -1; | |
1068 | } | |
1069 | ||
1070 | ret = send_and_recv_msgs(drv, msg, get_akm_suites_handler, &key_mgmt); | |
1071 | if (!ret) { | |
1072 | wpa_printf(MSG_DEBUG, | |
1073 | "nl80211: Replace capa.key_mgmt based on driver advertised capabilities: 0x%x", | |
1074 | key_mgmt); | |
1075 | drv->capa.key_mgmt = key_mgmt; | |
1076 | } | |
1077 | ||
1078 | return ret; | |
1079 | } | |
1080 | ||
1081 | ||
15badebd CL |
1082 | struct features_info { |
1083 | u8 *flags; | |
1084 | size_t flags_len; | |
079a28f7 | 1085 | struct wpa_driver_capa *capa; |
15badebd CL |
1086 | }; |
1087 | ||
1088 | ||
1089 | static int features_info_handler(struct nl_msg *msg, void *arg) | |
1090 | { | |
1091 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
1092 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1093 | struct features_info *info = arg; | |
1094 | struct nlattr *nl_vend, *attr; | |
1095 | ||
1096 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1097 | genlmsg_attrlen(gnlh, 0), NULL); | |
1098 | ||
1099 | nl_vend = tb[NL80211_ATTR_VENDOR_DATA]; | |
1100 | if (nl_vend) { | |
1101 | struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1]; | |
1102 | ||
1103 | nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX, | |
1104 | nla_data(nl_vend), nla_len(nl_vend), NULL); | |
1105 | ||
1106 | attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_FEATURE_FLAGS]; | |
1107 | if (attr) { | |
fdc1188a PS |
1108 | int len = nla_len(attr); |
1109 | info->flags = os_malloc(len); | |
1110 | if (info->flags != NULL) { | |
1111 | os_memcpy(info->flags, nla_data(attr), len); | |
1112 | info->flags_len = len; | |
1113 | } | |
15badebd | 1114 | } |
079a28f7 AK |
1115 | attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_CONCURRENCY_CAPA]; |
1116 | if (attr) | |
1117 | info->capa->conc_capab = nla_get_u32(attr); | |
1118 | ||
1119 | attr = tb_vendor[ | |
1120 | QCA_WLAN_VENDOR_ATTR_MAX_CONCURRENT_CHANNELS_2_4_BAND]; | |
1121 | if (attr) | |
1122 | info->capa->max_conc_chan_2_4 = nla_get_u32(attr); | |
1123 | ||
1124 | attr = tb_vendor[ | |
1125 | QCA_WLAN_VENDOR_ATTR_MAX_CONCURRENT_CHANNELS_5_0_BAND]; | |
1126 | if (attr) | |
1127 | info->capa->max_conc_chan_5_0 = nla_get_u32(attr); | |
15badebd CL |
1128 | } |
1129 | ||
1130 | return NL_SKIP; | |
1131 | } | |
1132 | ||
1133 | ||
1134 | static int check_feature(enum qca_wlan_vendor_features feature, | |
1135 | struct features_info *info) | |
1136 | { | |
49e3eea8 | 1137 | size_t idx = feature / 8; |
15badebd | 1138 | |
49e3eea8 JM |
1139 | return (idx < info->flags_len) && |
1140 | (info->flags[idx] & BIT(feature % 8)); | |
15badebd CL |
1141 | } |
1142 | ||
1143 | ||
1144 | static void qca_nl80211_get_features(struct wpa_driver_nl80211_data *drv) | |
1145 | { | |
1146 | struct nl_msg *msg; | |
1147 | struct features_info info; | |
1148 | int ret; | |
1149 | ||
1150 | if (!drv->get_features_vendor_cmd_avail) | |
1151 | return; | |
1152 | ||
1153 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) || | |
1154 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || | |
1155 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, | |
1156 | QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES)) { | |
1157 | nlmsg_free(msg); | |
1158 | return; | |
1159 | } | |
1160 | ||
1161 | os_memset(&info, 0, sizeof(info)); | |
079a28f7 | 1162 | info.capa = &drv->capa; |
15badebd CL |
1163 | ret = send_and_recv_msgs(drv, msg, features_info_handler, &info); |
1164 | if (ret || !info.flags) | |
1165 | return; | |
1166 | ||
1167 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_KEY_MGMT_OFFLOAD, &info)) | |
1168 | drv->capa.flags |= WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD; | |
3784c058 PX |
1169 | |
1170 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_SUPPORT_HW_MODE_ANY, &info)) | |
1171 | drv->capa.flags |= WPA_DRIVER_FLAGS_SUPPORT_HW_MODE_ANY; | |
8e509745 KV |
1172 | |
1173 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_OFFCHANNEL_SIMULTANEOUS, | |
1174 | &info)) | |
1175 | drv->capa.flags |= WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS; | |
a6f5b193 PX |
1176 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_P2P_LISTEN_OFFLOAD, &info)) |
1177 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD; | |
fb718f94 AP |
1178 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_OCE_STA, &info)) |
1179 | drv->capa.flags |= WPA_DRIVER_FLAGS_OCE_STA; | |
1180 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_OCE_AP, &info)) | |
1181 | drv->capa.flags |= WPA_DRIVER_FLAGS_OCE_AP; | |
1182 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_OCE_STA_CFON, &info)) | |
1183 | drv->capa.flags |= WPA_DRIVER_FLAGS_OCE_STA_CFON; | |
fdc1188a | 1184 | os_free(info.flags); |
15badebd CL |
1185 | } |
1186 | ||
b658547d JM |
1187 | #endif /* CONFIG_DRIVER_NL80211_QCA */ |
1188 | ||
15badebd | 1189 | |
0fafeb54 JM |
1190 | int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv) |
1191 | { | |
1192 | struct wiphy_info_data info; | |
1193 | if (wpa_driver_nl80211_get_info(drv, &info)) | |
1194 | return -1; | |
1195 | ||
1196 | if (info.error) | |
1197 | return -1; | |
1198 | ||
1199 | drv->has_capability = 1; | |
1200 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA | | |
1201 | WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK | | |
1202 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | | |
399e6135 JM |
1203 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK | |
1204 | WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B | | |
f9561868 | 1205 | WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192 | |
567da5bb JM |
1206 | WPA_DRIVER_CAPA_KEY_MGMT_OWE | |
1207 | WPA_DRIVER_CAPA_KEY_MGMT_DPP; | |
fe3e0bac VK |
1208 | |
1209 | if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) | |
1210 | drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256 | | |
1211 | WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384 | | |
1212 | WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA256 | | |
8ec7c99e VJ |
1213 | WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA384 | |
1214 | WPA_DRIVER_CAPA_KEY_MGMT_SAE; | |
fe3e0bac VK |
1215 | else if (drv->capa.flags & WPA_DRIVER_FLAGS_FILS_SK_OFFLOAD) |
1216 | drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256 | | |
1217 | WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384; | |
1218 | ||
8ec7c99e VJ |
1219 | #ifdef CONFIG_DRIVER_NL80211_QCA |
1220 | /* Override drv->capa.key_mgmt based on driver advertised capability | |
1221 | * constraints, if available. */ | |
1222 | qca_nl80211_get_akm_suites(drv); | |
1223 | #endif /* CONFIG_DRIVER_NL80211_QCA */ | |
1224 | ||
0fafeb54 JM |
1225 | drv->capa.auth = WPA_DRIVER_AUTH_OPEN | |
1226 | WPA_DRIVER_AUTH_SHARED | | |
1227 | WPA_DRIVER_AUTH_LEAP; | |
1228 | ||
1229 | drv->capa.flags |= WPA_DRIVER_FLAGS_SANE_ERROR_CODES; | |
1230 | drv->capa.flags |= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE; | |
1231 | drv->capa.flags |= WPA_DRIVER_FLAGS_EAPOL_TX_STATUS; | |
1232 | ||
1233 | /* | |
1234 | * As all cfg80211 drivers must support cases where the AP interface is | |
1235 | * removed without the knowledge of wpa_supplicant/hostapd, e.g., in | |
1236 | * case that the user space daemon has crashed, they must be able to | |
1237 | * cleanup all stations and key entries in the AP tear down flow. Thus, | |
1238 | * this flag can/should always be set for cfg80211 drivers. | |
1239 | */ | |
1240 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT; | |
1241 | ||
1242 | if (!info.device_ap_sme) { | |
1243 | drv->capa.flags |= WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS; | |
1244 | ||
1245 | /* | |
1246 | * No AP SME is currently assumed to also indicate no AP MLME | |
1247 | * in the driver/firmware. | |
1248 | */ | |
1249 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP_MLME; | |
1250 | } | |
1251 | ||
1252 | drv->device_ap_sme = info.device_ap_sme; | |
1253 | drv->poll_command_supported = info.poll_command_supported; | |
1254 | drv->data_tx_status = info.data_tx_status; | |
abb8d08b | 1255 | drv->p2p_go_ctwindow_supported = info.p2p_go_ctwindow_supported; |
0fafeb54 JM |
1256 | if (info.set_qos_map_supported) |
1257 | drv->capa.flags |= WPA_DRIVER_FLAGS_QOS_MAPPING; | |
1258 | drv->have_low_prio_scan = info.have_low_prio_scan; | |
1259 | ||
1260 | /* | |
1261 | * If poll command and tx status are supported, mac80211 is new enough | |
1262 | * to have everything we need to not need monitor interfaces. | |
1263 | */ | |
660103ec SD |
1264 | drv->use_monitor = !info.device_ap_sme && |
1265 | (!info.poll_command_supported || !info.data_tx_status); | |
0fafeb54 JM |
1266 | |
1267 | /* | |
1268 | * If we aren't going to use monitor interfaces, but the | |
1269 | * driver doesn't support data TX status, we won't get TX | |
1270 | * status for EAPOL frames. | |
1271 | */ | |
1272 | if (!drv->use_monitor && !info.data_tx_status) | |
1273 | drv->capa.flags &= ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS; | |
1274 | ||
b658547d | 1275 | #ifdef CONFIG_DRIVER_NL80211_QCA |
946e35ea PX |
1276 | if (!(info.capa->flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD)) |
1277 | qca_nl80211_check_dfs_capa(drv); | |
15badebd | 1278 | qca_nl80211_get_features(drv); |
0fafeb54 | 1279 | |
8e509745 KV |
1280 | /* |
1281 | * To enable offchannel simultaneous support in wpa_supplicant, the | |
1282 | * underlying driver needs to support the same along with offchannel TX. | |
1283 | * Offchannel TX support is needed since remain_on_channel and | |
1284 | * action_tx use some common data structures and hence cannot be | |
1285 | * scheduled simultaneously. | |
1286 | */ | |
1287 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX)) | |
1288 | drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS; | |
b658547d | 1289 | #endif /* CONFIG_DRIVER_NL80211_QCA */ |
8e509745 | 1290 | |
0fafeb54 JM |
1291 | return 0; |
1292 | } | |
1293 | ||
1294 | ||
1295 | struct phy_info_arg { | |
1296 | u16 *num_modes; | |
1297 | struct hostapd_hw_modes *modes; | |
1298 | int last_mode, last_chan_idx; | |
747ba106 | 1299 | int failed; |
aa56e36d | 1300 | u8 dfs_domain; |
0fafeb54 JM |
1301 | }; |
1302 | ||
1303 | static void phy_info_ht_capa(struct hostapd_hw_modes *mode, struct nlattr *capa, | |
1304 | struct nlattr *ampdu_factor, | |
1305 | struct nlattr *ampdu_density, | |
1306 | struct nlattr *mcs_set) | |
1307 | { | |
1308 | if (capa) | |
1309 | mode->ht_capab = nla_get_u16(capa); | |
1310 | ||
1311 | if (ampdu_factor) | |
1312 | mode->a_mpdu_params |= nla_get_u8(ampdu_factor) & 0x03; | |
1313 | ||
1314 | if (ampdu_density) | |
1315 | mode->a_mpdu_params |= nla_get_u8(ampdu_density) << 2; | |
1316 | ||
1317 | if (mcs_set && nla_len(mcs_set) >= 16) { | |
1318 | u8 *mcs; | |
1319 | mcs = nla_data(mcs_set); | |
1320 | os_memcpy(mode->mcs_set, mcs, 16); | |
1321 | } | |
1322 | } | |
1323 | ||
1324 | ||
1325 | static void phy_info_vht_capa(struct hostapd_hw_modes *mode, | |
1326 | struct nlattr *capa, | |
1327 | struct nlattr *mcs_set) | |
1328 | { | |
1329 | if (capa) | |
1330 | mode->vht_capab = nla_get_u32(capa); | |
1331 | ||
1332 | if (mcs_set && nla_len(mcs_set) >= 8) { | |
1333 | u8 *mcs; | |
1334 | mcs = nla_data(mcs_set); | |
1335 | os_memcpy(mode->vht_mcs_set, mcs, 8); | |
1336 | } | |
1337 | } | |
1338 | ||
1339 | ||
1340 | static void phy_info_freq(struct hostapd_hw_modes *mode, | |
1341 | struct hostapd_channel_data *chan, | |
1342 | struct nlattr *tb_freq[]) | |
1343 | { | |
1344 | u8 channel; | |
1345 | chan->freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]); | |
1346 | chan->flag = 0; | |
4299ad82 | 1347 | chan->allowed_bw = ~0; |
0fafeb54 JM |
1348 | chan->dfs_cac_ms = 0; |
1349 | if (ieee80211_freq_to_chan(chan->freq, &channel) != NUM_HOSTAPD_MODES) | |
1350 | chan->chan = channel; | |
1351 | ||
1352 | if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED]) | |
1353 | chan->flag |= HOSTAPD_CHAN_DISABLED; | |
1354 | if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IR]) | |
1355 | chan->flag |= HOSTAPD_CHAN_NO_IR; | |
1356 | if (tb_freq[NL80211_FREQUENCY_ATTR_RADAR]) | |
1357 | chan->flag |= HOSTAPD_CHAN_RADAR; | |
1358 | if (tb_freq[NL80211_FREQUENCY_ATTR_INDOOR_ONLY]) | |
1359 | chan->flag |= HOSTAPD_CHAN_INDOOR_ONLY; | |
1360 | if (tb_freq[NL80211_FREQUENCY_ATTR_GO_CONCURRENT]) | |
1361 | chan->flag |= HOSTAPD_CHAN_GO_CONCURRENT; | |
1362 | ||
4299ad82 DL |
1363 | if (tb_freq[NL80211_FREQUENCY_ATTR_NO_10MHZ]) |
1364 | chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_10; | |
1365 | if (tb_freq[NL80211_FREQUENCY_ATTR_NO_20MHZ]) | |
1366 | chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_20; | |
1367 | if (tb_freq[NL80211_FREQUENCY_ATTR_NO_HT40_PLUS]) | |
1368 | chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_40P; | |
1369 | if (tb_freq[NL80211_FREQUENCY_ATTR_NO_HT40_MINUS]) | |
1370 | chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_40M; | |
1371 | if (tb_freq[NL80211_FREQUENCY_ATTR_NO_80MHZ]) | |
1372 | chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_80; | |
1373 | if (tb_freq[NL80211_FREQUENCY_ATTR_NO_160MHZ]) | |
1374 | chan->allowed_bw &= ~HOSTAPD_CHAN_WIDTH_160; | |
1375 | ||
0fafeb54 JM |
1376 | if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]) { |
1377 | enum nl80211_dfs_state state = | |
1378 | nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]); | |
1379 | ||
1380 | switch (state) { | |
1381 | case NL80211_DFS_USABLE: | |
1382 | chan->flag |= HOSTAPD_CHAN_DFS_USABLE; | |
1383 | break; | |
1384 | case NL80211_DFS_AVAILABLE: | |
1385 | chan->flag |= HOSTAPD_CHAN_DFS_AVAILABLE; | |
1386 | break; | |
1387 | case NL80211_DFS_UNAVAILABLE: | |
1388 | chan->flag |= HOSTAPD_CHAN_DFS_UNAVAILABLE; | |
1389 | break; | |
1390 | } | |
1391 | } | |
1392 | ||
1393 | if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]) { | |
1394 | chan->dfs_cac_ms = nla_get_u32( | |
1395 | tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]); | |
1396 | } | |
1397 | } | |
1398 | ||
1399 | ||
1400 | static int phy_info_freqs(struct phy_info_arg *phy_info, | |
1401 | struct hostapd_hw_modes *mode, struct nlattr *tb) | |
1402 | { | |
1403 | static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = { | |
1404 | [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 }, | |
1405 | [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG }, | |
1406 | [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG }, | |
1407 | [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG }, | |
1408 | [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 }, | |
1409 | [NL80211_FREQUENCY_ATTR_DFS_STATE] = { .type = NLA_U32 }, | |
4299ad82 DL |
1410 | [NL80211_FREQUENCY_ATTR_NO_10MHZ] = { .type = NLA_FLAG }, |
1411 | [NL80211_FREQUENCY_ATTR_NO_20MHZ] = { .type = NLA_FLAG }, | |
1412 | [NL80211_FREQUENCY_ATTR_NO_HT40_PLUS] = { .type = NLA_FLAG }, | |
1413 | [NL80211_FREQUENCY_ATTR_NO_HT40_MINUS] = { .type = NLA_FLAG }, | |
1414 | [NL80211_FREQUENCY_ATTR_NO_80MHZ] = { .type = NLA_FLAG }, | |
1415 | [NL80211_FREQUENCY_ATTR_NO_160MHZ] = { .type = NLA_FLAG }, | |
0fafeb54 JM |
1416 | }; |
1417 | int new_channels = 0; | |
1418 | struct hostapd_channel_data *channel; | |
1419 | struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1]; | |
1420 | struct nlattr *nl_freq; | |
1421 | int rem_freq, idx; | |
1422 | ||
1423 | if (tb == NULL) | |
1424 | return NL_OK; | |
1425 | ||
1426 | nla_for_each_nested(nl_freq, tb, rem_freq) { | |
1427 | nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX, | |
1428 | nla_data(nl_freq), nla_len(nl_freq), freq_policy); | |
1429 | if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ]) | |
1430 | continue; | |
1431 | new_channels++; | |
1432 | } | |
1433 | ||
1434 | channel = os_realloc_array(mode->channels, | |
1435 | mode->num_channels + new_channels, | |
1436 | sizeof(struct hostapd_channel_data)); | |
1437 | if (!channel) | |
747ba106 | 1438 | return NL_STOP; |
0fafeb54 JM |
1439 | |
1440 | mode->channels = channel; | |
1441 | mode->num_channels += new_channels; | |
1442 | ||
1443 | idx = phy_info->last_chan_idx; | |
1444 | ||
1445 | nla_for_each_nested(nl_freq, tb, rem_freq) { | |
1446 | nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX, | |
1447 | nla_data(nl_freq), nla_len(nl_freq), freq_policy); | |
1448 | if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ]) | |
1449 | continue; | |
1450 | phy_info_freq(mode, &mode->channels[idx], tb_freq); | |
1451 | idx++; | |
1452 | } | |
1453 | phy_info->last_chan_idx = idx; | |
1454 | ||
1455 | return NL_OK; | |
1456 | } | |
1457 | ||
1458 | ||
1459 | static int phy_info_rates(struct hostapd_hw_modes *mode, struct nlattr *tb) | |
1460 | { | |
1461 | static struct nla_policy rate_policy[NL80211_BITRATE_ATTR_MAX + 1] = { | |
1462 | [NL80211_BITRATE_ATTR_RATE] = { .type = NLA_U32 }, | |
1463 | [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE] = | |
1464 | { .type = NLA_FLAG }, | |
1465 | }; | |
1466 | struct nlattr *tb_rate[NL80211_BITRATE_ATTR_MAX + 1]; | |
1467 | struct nlattr *nl_rate; | |
1468 | int rem_rate, idx; | |
1469 | ||
1470 | if (tb == NULL) | |
1471 | return NL_OK; | |
1472 | ||
1473 | nla_for_each_nested(nl_rate, tb, rem_rate) { | |
1474 | nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX, | |
1475 | nla_data(nl_rate), nla_len(nl_rate), | |
1476 | rate_policy); | |
1477 | if (!tb_rate[NL80211_BITRATE_ATTR_RATE]) | |
1478 | continue; | |
1479 | mode->num_rates++; | |
1480 | } | |
1481 | ||
1482 | mode->rates = os_calloc(mode->num_rates, sizeof(int)); | |
1483 | if (!mode->rates) | |
747ba106 | 1484 | return NL_STOP; |
0fafeb54 JM |
1485 | |
1486 | idx = 0; | |
1487 | ||
1488 | nla_for_each_nested(nl_rate, tb, rem_rate) { | |
1489 | nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX, | |
1490 | nla_data(nl_rate), nla_len(nl_rate), | |
1491 | rate_policy); | |
1492 | if (!tb_rate[NL80211_BITRATE_ATTR_RATE]) | |
1493 | continue; | |
1494 | mode->rates[idx] = nla_get_u32( | |
1495 | tb_rate[NL80211_BITRATE_ATTR_RATE]); | |
1496 | idx++; | |
1497 | } | |
1498 | ||
1499 | return NL_OK; | |
1500 | } | |
1501 | ||
1502 | ||
5b3940d0 JC |
1503 | static int phy_info_iftype(struct hostapd_hw_modes *mode, |
1504 | struct nlattr *nl_iftype) | |
1505 | { | |
1506 | struct nlattr *tb[NL80211_BAND_IFTYPE_ATTR_MAX + 1]; | |
1507 | struct he_capabilities *he_capab = &mode->he_capab; | |
1508 | struct nlattr *tb_flags[NL80211_IFTYPE_MAX + 1]; | |
1509 | size_t len; | |
1510 | ||
1511 | nla_parse(tb, NL80211_BAND_IFTYPE_ATTR_MAX, | |
1512 | nla_data(nl_iftype), nla_len(nl_iftype), NULL); | |
1513 | ||
1514 | if (!tb[NL80211_BAND_IFTYPE_ATTR_IFTYPES]) | |
1515 | return NL_STOP; | |
1516 | ||
1517 | if (nla_parse_nested(tb_flags, NL80211_IFTYPE_MAX, | |
1518 | tb[NL80211_BAND_IFTYPE_ATTR_IFTYPES], NULL)) | |
1519 | return NL_STOP; | |
1520 | ||
1521 | if (!nla_get_flag(tb_flags[NL80211_IFTYPE_AP])) | |
1522 | return NL_OK; | |
1523 | ||
1524 | he_capab->he_supported = 1; | |
1525 | ||
1526 | if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]) { | |
1527 | len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]); | |
1528 | ||
1529 | if (len > sizeof(he_capab->phy_cap)) | |
1530 | len = sizeof(he_capab->phy_cap); | |
1531 | os_memcpy(he_capab->phy_cap, | |
1532 | nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]), | |
1533 | len); | |
1534 | } | |
1535 | ||
1536 | if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC]) { | |
1537 | len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC]); | |
1538 | ||
1539 | if (len > sizeof(he_capab->mac_cap)) | |
1540 | len = sizeof(he_capab->mac_cap); | |
1541 | os_memcpy(he_capab->mac_cap, | |
1542 | nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC]), | |
1543 | len); | |
1544 | } | |
1545 | ||
1546 | if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET]) { | |
1547 | len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET]); | |
1548 | ||
1549 | if (len > sizeof(he_capab->mcs)) | |
1550 | len = sizeof(he_capab->mcs); | |
1551 | os_memcpy(he_capab->mcs, | |
1552 | nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET]), | |
1553 | len); | |
1554 | } | |
1555 | ||
1556 | if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE]) { | |
1557 | len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE]); | |
1558 | ||
1559 | if (len > sizeof(he_capab->ppet)) | |
1560 | len = sizeof(he_capab->ppet); | |
1561 | os_memcpy(&he_capab->ppet, | |
1562 | nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE]), | |
1563 | len); | |
1564 | } | |
1565 | ||
1566 | return NL_OK; | |
1567 | } | |
1568 | ||
1569 | ||
0fafeb54 JM |
1570 | static int phy_info_band(struct phy_info_arg *phy_info, struct nlattr *nl_band) |
1571 | { | |
1572 | struct nlattr *tb_band[NL80211_BAND_ATTR_MAX + 1]; | |
1573 | struct hostapd_hw_modes *mode; | |
1574 | int ret; | |
1575 | ||
1576 | if (phy_info->last_mode != nl_band->nla_type) { | |
1577 | mode = os_realloc_array(phy_info->modes, | |
1578 | *phy_info->num_modes + 1, | |
1579 | sizeof(*mode)); | |
747ba106 JM |
1580 | if (!mode) { |
1581 | phy_info->failed = 1; | |
1582 | return NL_STOP; | |
1583 | } | |
0fafeb54 JM |
1584 | phy_info->modes = mode; |
1585 | ||
1586 | mode = &phy_info->modes[*(phy_info->num_modes)]; | |
1587 | os_memset(mode, 0, sizeof(*mode)); | |
1588 | mode->mode = NUM_HOSTAPD_MODES; | |
1589 | mode->flags = HOSTAPD_MODE_FLAG_HT_INFO_KNOWN | | |
1590 | HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN; | |
1591 | ||
1592 | /* | |
1593 | * Unsupported VHT MCS stream is defined as value 3, so the VHT | |
1594 | * MCS RX/TX map must be initialized with 0xffff to mark all 8 | |
1595 | * possible streams as unsupported. This will be overridden if | |
1596 | * driver advertises VHT support. | |
1597 | */ | |
1598 | mode->vht_mcs_set[0] = 0xff; | |
1599 | mode->vht_mcs_set[1] = 0xff; | |
1600 | mode->vht_mcs_set[4] = 0xff; | |
1601 | mode->vht_mcs_set[5] = 0xff; | |
1602 | ||
1603 | *(phy_info->num_modes) += 1; | |
1604 | phy_info->last_mode = nl_band->nla_type; | |
1605 | phy_info->last_chan_idx = 0; | |
1606 | } else | |
1607 | mode = &phy_info->modes[*(phy_info->num_modes) - 1]; | |
1608 | ||
1609 | nla_parse(tb_band, NL80211_BAND_ATTR_MAX, nla_data(nl_band), | |
1610 | nla_len(nl_band), NULL); | |
1611 | ||
1612 | phy_info_ht_capa(mode, tb_band[NL80211_BAND_ATTR_HT_CAPA], | |
1613 | tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR], | |
1614 | tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY], | |
1615 | tb_band[NL80211_BAND_ATTR_HT_MCS_SET]); | |
1616 | phy_info_vht_capa(mode, tb_band[NL80211_BAND_ATTR_VHT_CAPA], | |
1617 | tb_band[NL80211_BAND_ATTR_VHT_MCS_SET]); | |
1618 | ret = phy_info_freqs(phy_info, mode, tb_band[NL80211_BAND_ATTR_FREQS]); | |
747ba106 JM |
1619 | if (ret == NL_OK) |
1620 | ret = phy_info_rates(mode, tb_band[NL80211_BAND_ATTR_RATES]); | |
1621 | if (ret != NL_OK) { | |
1622 | phy_info->failed = 1; | |
0fafeb54 | 1623 | return ret; |
747ba106 | 1624 | } |
0fafeb54 | 1625 | |
5b3940d0 JC |
1626 | if (tb_band[NL80211_BAND_ATTR_IFTYPE_DATA]) { |
1627 | struct nlattr *nl_iftype; | |
1628 | int rem_band; | |
1629 | ||
1630 | nla_for_each_nested(nl_iftype, | |
1631 | tb_band[NL80211_BAND_ATTR_IFTYPE_DATA], | |
1632 | rem_band) { | |
1633 | ret = phy_info_iftype(mode, nl_iftype); | |
1634 | if (ret != NL_OK) | |
1635 | return ret; | |
1636 | } | |
1637 | } | |
1638 | ||
0fafeb54 JM |
1639 | return NL_OK; |
1640 | } | |
1641 | ||
1642 | ||
1643 | static int phy_info_handler(struct nl_msg *msg, void *arg) | |
1644 | { | |
1645 | struct nlattr *tb_msg[NL80211_ATTR_MAX + 1]; | |
1646 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1647 | struct phy_info_arg *phy_info = arg; | |
1648 | struct nlattr *nl_band; | |
1649 | int rem_band; | |
1650 | ||
1651 | nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1652 | genlmsg_attrlen(gnlh, 0), NULL); | |
1653 | ||
1654 | if (!tb_msg[NL80211_ATTR_WIPHY_BANDS]) | |
1655 | return NL_SKIP; | |
1656 | ||
1657 | nla_for_each_nested(nl_band, tb_msg[NL80211_ATTR_WIPHY_BANDS], rem_band) | |
1658 | { | |
1659 | int res = phy_info_band(phy_info, nl_band); | |
1660 | if (res != NL_OK) | |
1661 | return res; | |
1662 | } | |
1663 | ||
1664 | return NL_SKIP; | |
1665 | } | |
1666 | ||
1667 | ||
1668 | static struct hostapd_hw_modes * | |
1669 | wpa_driver_nl80211_postprocess_modes(struct hostapd_hw_modes *modes, | |
1670 | u16 *num_modes) | |
1671 | { | |
1672 | u16 m; | |
1673 | struct hostapd_hw_modes *mode11g = NULL, *nmodes, *mode; | |
1674 | int i, mode11g_idx = -1; | |
1675 | ||
1676 | /* heuristic to set up modes */ | |
1677 | for (m = 0; m < *num_modes; m++) { | |
1678 | if (!modes[m].num_channels) | |
1679 | continue; | |
1680 | if (modes[m].channels[0].freq < 4000) { | |
1681 | modes[m].mode = HOSTAPD_MODE_IEEE80211B; | |
1682 | for (i = 0; i < modes[m].num_rates; i++) { | |
1683 | if (modes[m].rates[i] > 200) { | |
1684 | modes[m].mode = HOSTAPD_MODE_IEEE80211G; | |
1685 | break; | |
1686 | } | |
1687 | } | |
1688 | } else if (modes[m].channels[0].freq > 50000) | |
1689 | modes[m].mode = HOSTAPD_MODE_IEEE80211AD; | |
1690 | else | |
1691 | modes[m].mode = HOSTAPD_MODE_IEEE80211A; | |
1692 | } | |
1693 | ||
1694 | /* If only 802.11g mode is included, use it to construct matching | |
1695 | * 802.11b mode data. */ | |
1696 | ||
1697 | for (m = 0; m < *num_modes; m++) { | |
1698 | if (modes[m].mode == HOSTAPD_MODE_IEEE80211B) | |
1699 | return modes; /* 802.11b already included */ | |
1700 | if (modes[m].mode == HOSTAPD_MODE_IEEE80211G) | |
1701 | mode11g_idx = m; | |
1702 | } | |
1703 | ||
1704 | if (mode11g_idx < 0) | |
1705 | return modes; /* 2.4 GHz band not supported at all */ | |
1706 | ||
1707 | nmodes = os_realloc_array(modes, *num_modes + 1, sizeof(*nmodes)); | |
1708 | if (nmodes == NULL) | |
1709 | return modes; /* Could not add 802.11b mode */ | |
1710 | ||
1711 | mode = &nmodes[*num_modes]; | |
1712 | os_memset(mode, 0, sizeof(*mode)); | |
1713 | (*num_modes)++; | |
1714 | modes = nmodes; | |
1715 | ||
1716 | mode->mode = HOSTAPD_MODE_IEEE80211B; | |
1717 | ||
1718 | mode11g = &modes[mode11g_idx]; | |
1719 | mode->num_channels = mode11g->num_channels; | |
a1f11e34 JB |
1720 | mode->channels = os_memdup(mode11g->channels, |
1721 | mode11g->num_channels * | |
0fafeb54 JM |
1722 | sizeof(struct hostapd_channel_data)); |
1723 | if (mode->channels == NULL) { | |
1724 | (*num_modes)--; | |
1725 | return modes; /* Could not add 802.11b mode */ | |
1726 | } | |
0fafeb54 JM |
1727 | |
1728 | mode->num_rates = 0; | |
1729 | mode->rates = os_malloc(4 * sizeof(int)); | |
1730 | if (mode->rates == NULL) { | |
1731 | os_free(mode->channels); | |
1732 | (*num_modes)--; | |
1733 | return modes; /* Could not add 802.11b mode */ | |
1734 | } | |
1735 | ||
1736 | for (i = 0; i < mode11g->num_rates; i++) { | |
1737 | if (mode11g->rates[i] != 10 && mode11g->rates[i] != 20 && | |
1738 | mode11g->rates[i] != 55 && mode11g->rates[i] != 110) | |
1739 | continue; | |
1740 | mode->rates[mode->num_rates] = mode11g->rates[i]; | |
1741 | mode->num_rates++; | |
1742 | if (mode->num_rates == 4) | |
1743 | break; | |
1744 | } | |
1745 | ||
1746 | if (mode->num_rates == 0) { | |
1747 | os_free(mode->channels); | |
1748 | os_free(mode->rates); | |
1749 | (*num_modes)--; | |
1750 | return modes; /* No 802.11b rates */ | |
1751 | } | |
1752 | ||
1753 | wpa_printf(MSG_DEBUG, "nl80211: Added 802.11b mode based on 802.11g " | |
1754 | "information"); | |
1755 | ||
1756 | return modes; | |
1757 | } | |
1758 | ||
1759 | ||
1760 | static void nl80211_set_ht40_mode(struct hostapd_hw_modes *mode, int start, | |
1761 | int end) | |
1762 | { | |
1763 | int c; | |
1764 | ||
1765 | for (c = 0; c < mode->num_channels; c++) { | |
1766 | struct hostapd_channel_data *chan = &mode->channels[c]; | |
1767 | if (chan->freq - 10 >= start && chan->freq + 10 <= end) | |
1768 | chan->flag |= HOSTAPD_CHAN_HT40; | |
1769 | } | |
1770 | } | |
1771 | ||
1772 | ||
1773 | static void nl80211_set_ht40_mode_sec(struct hostapd_hw_modes *mode, int start, | |
1774 | int end) | |
1775 | { | |
1776 | int c; | |
1777 | ||
1778 | for (c = 0; c < mode->num_channels; c++) { | |
1779 | struct hostapd_channel_data *chan = &mode->channels[c]; | |
1780 | if (!(chan->flag & HOSTAPD_CHAN_HT40)) | |
1781 | continue; | |
1782 | if (chan->freq - 30 >= start && chan->freq - 10 <= end) | |
1783 | chan->flag |= HOSTAPD_CHAN_HT40MINUS; | |
1784 | if (chan->freq + 10 >= start && chan->freq + 30 <= end) | |
1785 | chan->flag |= HOSTAPD_CHAN_HT40PLUS; | |
1786 | } | |
1787 | } | |
1788 | ||
1789 | ||
1790 | static void nl80211_reg_rule_max_eirp(u32 start, u32 end, u32 max_eirp, | |
1791 | struct phy_info_arg *results) | |
1792 | { | |
1793 | u16 m; | |
1794 | ||
1795 | for (m = 0; m < *results->num_modes; m++) { | |
1796 | int c; | |
1797 | struct hostapd_hw_modes *mode = &results->modes[m]; | |
1798 | ||
1799 | for (c = 0; c < mode->num_channels; c++) { | |
1800 | struct hostapd_channel_data *chan = &mode->channels[c]; | |
1801 | if ((u32) chan->freq - 10 >= start && | |
1802 | (u32) chan->freq + 10 <= end) | |
1803 | chan->max_tx_power = max_eirp; | |
1804 | } | |
1805 | } | |
1806 | } | |
1807 | ||
1808 | ||
1809 | static void nl80211_reg_rule_ht40(u32 start, u32 end, | |
1810 | struct phy_info_arg *results) | |
1811 | { | |
1812 | u16 m; | |
1813 | ||
1814 | for (m = 0; m < *results->num_modes; m++) { | |
1815 | if (!(results->modes[m].ht_capab & | |
1816 | HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) | |
1817 | continue; | |
1818 | nl80211_set_ht40_mode(&results->modes[m], start, end); | |
1819 | } | |
1820 | } | |
1821 | ||
1822 | ||
1823 | static void nl80211_reg_rule_sec(struct nlattr *tb[], | |
1824 | struct phy_info_arg *results) | |
1825 | { | |
1826 | u32 start, end, max_bw; | |
1827 | u16 m; | |
1828 | ||
1829 | if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL || | |
1830 | tb[NL80211_ATTR_FREQ_RANGE_END] == NULL || | |
1831 | tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL) | |
1832 | return; | |
1833 | ||
1834 | start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000; | |
1835 | end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000; | |
1836 | max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000; | |
1837 | ||
1838 | if (max_bw < 20) | |
1839 | return; | |
1840 | ||
1841 | for (m = 0; m < *results->num_modes; m++) { | |
1842 | if (!(results->modes[m].ht_capab & | |
1843 | HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) | |
1844 | continue; | |
1845 | nl80211_set_ht40_mode_sec(&results->modes[m], start, end); | |
1846 | } | |
1847 | } | |
1848 | ||
1849 | ||
1850 | static void nl80211_set_vht_mode(struct hostapd_hw_modes *mode, int start, | |
bee5d8e0 | 1851 | int end, int max_bw) |
0fafeb54 JM |
1852 | { |
1853 | int c; | |
1854 | ||
1855 | for (c = 0; c < mode->num_channels; c++) { | |
1856 | struct hostapd_channel_data *chan = &mode->channels[c]; | |
1857 | if (chan->freq - 10 >= start && chan->freq + 70 <= end) | |
1858 | chan->flag |= HOSTAPD_CHAN_VHT_10_70; | |
1859 | ||
1860 | if (chan->freq - 30 >= start && chan->freq + 50 <= end) | |
1861 | chan->flag |= HOSTAPD_CHAN_VHT_30_50; | |
1862 | ||
1863 | if (chan->freq - 50 >= start && chan->freq + 30 <= end) | |
1864 | chan->flag |= HOSTAPD_CHAN_VHT_50_30; | |
1865 | ||
1866 | if (chan->freq - 70 >= start && chan->freq + 10 <= end) | |
1867 | chan->flag |= HOSTAPD_CHAN_VHT_70_10; | |
bee5d8e0 AK |
1868 | |
1869 | if (max_bw >= 160) { | |
1870 | if (chan->freq - 10 >= start && chan->freq + 150 <= end) | |
1871 | chan->flag |= HOSTAPD_CHAN_VHT_10_150; | |
1872 | ||
1873 | if (chan->freq - 30 >= start && chan->freq + 130 <= end) | |
1874 | chan->flag |= HOSTAPD_CHAN_VHT_30_130; | |
1875 | ||
1876 | if (chan->freq - 50 >= start && chan->freq + 110 <= end) | |
1877 | chan->flag |= HOSTAPD_CHAN_VHT_50_110; | |
1878 | ||
1879 | if (chan->freq - 70 >= start && chan->freq + 90 <= end) | |
1880 | chan->flag |= HOSTAPD_CHAN_VHT_70_90; | |
1881 | ||
1882 | if (chan->freq - 90 >= start && chan->freq + 70 <= end) | |
1883 | chan->flag |= HOSTAPD_CHAN_VHT_90_70; | |
1884 | ||
1885 | if (chan->freq - 110 >= start && chan->freq + 50 <= end) | |
1886 | chan->flag |= HOSTAPD_CHAN_VHT_110_50; | |
1887 | ||
1888 | if (chan->freq - 130 >= start && chan->freq + 30 <= end) | |
1889 | chan->flag |= HOSTAPD_CHAN_VHT_130_30; | |
1890 | ||
1891 | if (chan->freq - 150 >= start && chan->freq + 10 <= end) | |
1892 | chan->flag |= HOSTAPD_CHAN_VHT_150_10; | |
1893 | } | |
0fafeb54 JM |
1894 | } |
1895 | } | |
1896 | ||
1897 | ||
1898 | static void nl80211_reg_rule_vht(struct nlattr *tb[], | |
1899 | struct phy_info_arg *results) | |
1900 | { | |
1901 | u32 start, end, max_bw; | |
1902 | u16 m; | |
1903 | ||
1904 | if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL || | |
1905 | tb[NL80211_ATTR_FREQ_RANGE_END] == NULL || | |
1906 | tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL) | |
1907 | return; | |
1908 | ||
1909 | start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000; | |
1910 | end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000; | |
1911 | max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000; | |
1912 | ||
1913 | if (max_bw < 80) | |
1914 | return; | |
1915 | ||
1916 | for (m = 0; m < *results->num_modes; m++) { | |
1917 | if (!(results->modes[m].ht_capab & | |
1918 | HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) | |
1919 | continue; | |
1920 | /* TODO: use a real VHT support indication */ | |
1921 | if (!results->modes[m].vht_capab) | |
1922 | continue; | |
1923 | ||
bee5d8e0 | 1924 | nl80211_set_vht_mode(&results->modes[m], start, end, max_bw); |
0fafeb54 JM |
1925 | } |
1926 | } | |
1927 | ||
1928 | ||
aa56e36d VT |
1929 | static void nl80211_set_dfs_domain(enum nl80211_dfs_regions region, |
1930 | u8 *dfs_domain) | |
1931 | { | |
1932 | if (region == NL80211_DFS_FCC) | |
1933 | *dfs_domain = HOSTAPD_DFS_REGION_FCC; | |
1934 | else if (region == NL80211_DFS_ETSI) | |
1935 | *dfs_domain = HOSTAPD_DFS_REGION_ETSI; | |
1936 | else if (region == NL80211_DFS_JP) | |
1937 | *dfs_domain = HOSTAPD_DFS_REGION_JP; | |
1938 | else | |
1939 | *dfs_domain = 0; | |
1940 | } | |
1941 | ||
1942 | ||
0fafeb54 JM |
1943 | static const char * dfs_domain_name(enum nl80211_dfs_regions region) |
1944 | { | |
1945 | switch (region) { | |
1946 | case NL80211_DFS_UNSET: | |
1947 | return "DFS-UNSET"; | |
1948 | case NL80211_DFS_FCC: | |
1949 | return "DFS-FCC"; | |
1950 | case NL80211_DFS_ETSI: | |
1951 | return "DFS-ETSI"; | |
1952 | case NL80211_DFS_JP: | |
1953 | return "DFS-JP"; | |
1954 | default: | |
1955 | return "DFS-invalid"; | |
1956 | } | |
1957 | } | |
1958 | ||
1959 | ||
1960 | static int nl80211_get_reg(struct nl_msg *msg, void *arg) | |
1961 | { | |
1962 | struct phy_info_arg *results = arg; | |
1963 | struct nlattr *tb_msg[NL80211_ATTR_MAX + 1]; | |
1964 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1965 | struct nlattr *nl_rule; | |
1966 | struct nlattr *tb_rule[NL80211_FREQUENCY_ATTR_MAX + 1]; | |
1967 | int rem_rule; | |
1968 | static struct nla_policy reg_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = { | |
1969 | [NL80211_ATTR_REG_RULE_FLAGS] = { .type = NLA_U32 }, | |
1970 | [NL80211_ATTR_FREQ_RANGE_START] = { .type = NLA_U32 }, | |
1971 | [NL80211_ATTR_FREQ_RANGE_END] = { .type = NLA_U32 }, | |
1972 | [NL80211_ATTR_FREQ_RANGE_MAX_BW] = { .type = NLA_U32 }, | |
1973 | [NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN] = { .type = NLA_U32 }, | |
1974 | [NL80211_ATTR_POWER_RULE_MAX_EIRP] = { .type = NLA_U32 }, | |
1975 | }; | |
1976 | ||
1977 | nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1978 | genlmsg_attrlen(gnlh, 0), NULL); | |
1979 | if (!tb_msg[NL80211_ATTR_REG_ALPHA2] || | |
1980 | !tb_msg[NL80211_ATTR_REG_RULES]) { | |
1981 | wpa_printf(MSG_DEBUG, "nl80211: No regulatory information " | |
1982 | "available"); | |
1983 | return NL_SKIP; | |
1984 | } | |
1985 | ||
1986 | if (tb_msg[NL80211_ATTR_DFS_REGION]) { | |
1987 | enum nl80211_dfs_regions dfs_domain; | |
1988 | dfs_domain = nla_get_u8(tb_msg[NL80211_ATTR_DFS_REGION]); | |
aa56e36d | 1989 | nl80211_set_dfs_domain(dfs_domain, &results->dfs_domain); |
0fafeb54 JM |
1990 | wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s (%s)", |
1991 | (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), | |
1992 | dfs_domain_name(dfs_domain)); | |
1993 | } else { | |
1994 | wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s", | |
1995 | (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2])); | |
1996 | } | |
1997 | ||
1998 | nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule) | |
1999 | { | |
2000 | u32 start, end, max_eirp = 0, max_bw = 0, flags = 0; | |
2001 | nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX, | |
2002 | nla_data(nl_rule), nla_len(nl_rule), reg_policy); | |
2003 | if (tb_rule[NL80211_ATTR_FREQ_RANGE_START] == NULL || | |
2004 | tb_rule[NL80211_ATTR_FREQ_RANGE_END] == NULL) | |
2005 | continue; | |
2006 | start = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_START]) / 1000; | |
2007 | end = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_END]) / 1000; | |
2008 | if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) | |
2009 | max_eirp = nla_get_u32(tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) / 100; | |
2010 | if (tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW]) | |
2011 | max_bw = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000; | |
2012 | if (tb_rule[NL80211_ATTR_REG_RULE_FLAGS]) | |
2013 | flags = nla_get_u32(tb_rule[NL80211_ATTR_REG_RULE_FLAGS]); | |
2014 | ||
2015 | wpa_printf(MSG_DEBUG, "nl80211: %u-%u @ %u MHz %u mBm%s%s%s%s%s%s%s%s", | |
2016 | start, end, max_bw, max_eirp, | |
2017 | flags & NL80211_RRF_NO_OFDM ? " (no OFDM)" : "", | |
2018 | flags & NL80211_RRF_NO_CCK ? " (no CCK)" : "", | |
2019 | flags & NL80211_RRF_NO_INDOOR ? " (no indoor)" : "", | |
2020 | flags & NL80211_RRF_NO_OUTDOOR ? " (no outdoor)" : | |
2021 | "", | |
2022 | flags & NL80211_RRF_DFS ? " (DFS)" : "", | |
2023 | flags & NL80211_RRF_PTP_ONLY ? " (PTP only)" : "", | |
2024 | flags & NL80211_RRF_PTMP_ONLY ? " (PTMP only)" : "", | |
2025 | flags & NL80211_RRF_NO_IR ? " (no IR)" : ""); | |
2026 | if (max_bw >= 40) | |
2027 | nl80211_reg_rule_ht40(start, end, results); | |
2028 | if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) | |
2029 | nl80211_reg_rule_max_eirp(start, end, max_eirp, | |
2030 | results); | |
2031 | } | |
2032 | ||
2033 | nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule) | |
2034 | { | |
2035 | nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX, | |
2036 | nla_data(nl_rule), nla_len(nl_rule), reg_policy); | |
2037 | nl80211_reg_rule_sec(tb_rule, results); | |
2038 | } | |
2039 | ||
2040 | nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule) | |
2041 | { | |
2042 | nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX, | |
2043 | nla_data(nl_rule), nla_len(nl_rule), reg_policy); | |
2044 | nl80211_reg_rule_vht(tb_rule, results); | |
2045 | } | |
2046 | ||
2047 | return NL_SKIP; | |
2048 | } | |
2049 | ||
2050 | ||
2051 | static int nl80211_set_regulatory_flags(struct wpa_driver_nl80211_data *drv, | |
2052 | struct phy_info_arg *results) | |
2053 | { | |
2054 | struct nl_msg *msg; | |
2055 | ||
2056 | msg = nlmsg_alloc(); | |
2057 | if (!msg) | |
2058 | return -ENOMEM; | |
2059 | ||
2060 | nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG); | |
224eddb0 PX |
2061 | if (drv->capa.flags & WPA_DRIVER_FLAGS_SELF_MANAGED_REGULATORY) { |
2062 | if (nla_put_u32(msg, NL80211_ATTR_WIPHY, drv->wiphy_idx)) { | |
2063 | nlmsg_free(msg); | |
2064 | return -1; | |
2065 | } | |
2066 | } | |
2067 | ||
0fafeb54 JM |
2068 | return send_and_recv_msgs(drv, msg, nl80211_get_reg, results); |
2069 | } | |
2070 | ||
2071 | ||
d8dda601 JM |
2072 | static const char * modestr(enum hostapd_hw_mode mode) |
2073 | { | |
2074 | switch (mode) { | |
2075 | case HOSTAPD_MODE_IEEE80211B: | |
2076 | return "802.11b"; | |
2077 | case HOSTAPD_MODE_IEEE80211G: | |
2078 | return "802.11g"; | |
2079 | case HOSTAPD_MODE_IEEE80211A: | |
2080 | return "802.11a"; | |
2081 | case HOSTAPD_MODE_IEEE80211AD: | |
2082 | return "802.11ad"; | |
2083 | default: | |
2084 | return "?"; | |
2085 | } | |
2086 | } | |
2087 | ||
2088 | ||
2089 | static void nl80211_dump_chan_list(struct hostapd_hw_modes *modes, | |
2090 | u16 num_modes) | |
2091 | { | |
2092 | int i; | |
2093 | ||
2094 | if (!modes) | |
2095 | return; | |
2096 | ||
2097 | for (i = 0; i < num_modes; i++) { | |
2098 | struct hostapd_hw_modes *mode = &modes[i]; | |
2099 | char str[200]; | |
2100 | char *pos = str; | |
2101 | char *end = pos + sizeof(str); | |
2102 | int j, res; | |
2103 | ||
2104 | for (j = 0; j < mode->num_channels; j++) { | |
2105 | struct hostapd_channel_data *chan = &mode->channels[j]; | |
2106 | ||
2107 | res = os_snprintf(pos, end - pos, " %d%s%s%s", | |
2108 | chan->freq, | |
2109 | (chan->flag & HOSTAPD_CHAN_DISABLED) ? | |
2110 | "[DISABLED]" : "", | |
2111 | (chan->flag & HOSTAPD_CHAN_NO_IR) ? | |
2112 | "[NO_IR]" : "", | |
2113 | (chan->flag & HOSTAPD_CHAN_RADAR) ? | |
2114 | "[RADAR]" : ""); | |
2115 | if (os_snprintf_error(end - pos, res)) | |
2116 | break; | |
2117 | pos += res; | |
2118 | } | |
2119 | ||
2120 | *pos = '\0'; | |
2121 | wpa_printf(MSG_DEBUG, "nl80211: Mode IEEE %s:%s", | |
2122 | modestr(mode->mode), str); | |
2123 | } | |
2124 | } | |
2125 | ||
2126 | ||
0fafeb54 | 2127 | struct hostapd_hw_modes * |
aa56e36d VT |
2128 | nl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags, |
2129 | u8 *dfs_domain) | |
0fafeb54 JM |
2130 | { |
2131 | u32 feat; | |
2132 | struct i802_bss *bss = priv; | |
2133 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
9589a91e | 2134 | int nl_flags = 0; |
0fafeb54 JM |
2135 | struct nl_msg *msg; |
2136 | struct phy_info_arg result = { | |
2137 | .num_modes = num_modes, | |
2138 | .modes = NULL, | |
2139 | .last_mode = -1, | |
747ba106 | 2140 | .failed = 0, |
aa56e36d | 2141 | .dfs_domain = 0, |
0fafeb54 JM |
2142 | }; |
2143 | ||
2144 | *num_modes = 0; | |
2145 | *flags = 0; | |
aa56e36d | 2146 | *dfs_domain = 0; |
0fafeb54 | 2147 | |
0fafeb54 JM |
2148 | feat = get_nl80211_protocol_features(drv); |
2149 | if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP) | |
9589a91e | 2150 | nl_flags = NLM_F_DUMP; |
56f77852 JM |
2151 | if (!(msg = nl80211_cmd_msg(bss, nl_flags, NL80211_CMD_GET_WIPHY)) || |
2152 | nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) { | |
9589a91e JM |
2153 | nlmsg_free(msg); |
2154 | return NULL; | |
2155 | } | |
0fafeb54 JM |
2156 | |
2157 | if (send_and_recv_msgs(drv, msg, phy_info_handler, &result) == 0) { | |
d8dda601 JM |
2158 | struct hostapd_hw_modes *modes; |
2159 | ||
0fafeb54 | 2160 | nl80211_set_regulatory_flags(drv, &result); |
747ba106 JM |
2161 | if (result.failed) { |
2162 | int i; | |
2163 | ||
2164 | for (i = 0; result.modes && i < *num_modes; i++) { | |
2165 | os_free(result.modes[i].channels); | |
2166 | os_free(result.modes[i].rates); | |
2167 | } | |
2168 | os_free(result.modes); | |
517b5f92 | 2169 | *num_modes = 0; |
747ba106 JM |
2170 | return NULL; |
2171 | } | |
aa56e36d VT |
2172 | |
2173 | *dfs_domain = result.dfs_domain; | |
2174 | ||
d8dda601 JM |
2175 | modes = wpa_driver_nl80211_postprocess_modes(result.modes, |
2176 | num_modes); | |
2177 | nl80211_dump_chan_list(modes, *num_modes); | |
2178 | return modes; | |
0fafeb54 | 2179 | } |
9589a91e | 2180 | |
0fafeb54 JM |
2181 | return NULL; |
2182 | } |