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Commit | Line | Data |
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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; | |
4acdc48a JD |
404 | } |
405 | ||
406 | ||
0fafeb54 JM |
407 | static void wiphy_info_feature_flags(struct wiphy_info_data *info, |
408 | struct nlattr *tb) | |
409 | { | |
410 | u32 flags; | |
411 | struct wpa_driver_capa *capa = info->capa; | |
412 | ||
413 | if (tb == NULL) | |
414 | return; | |
415 | ||
416 | flags = nla_get_u32(tb); | |
417 | ||
418 | if (flags & NL80211_FEATURE_SK_TX_STATUS) | |
419 | info->data_tx_status = 1; | |
420 | ||
421 | if (flags & NL80211_FEATURE_INACTIVITY_TIMER) | |
422 | capa->flags |= WPA_DRIVER_FLAGS_INACTIVITY_TIMER; | |
423 | ||
424 | if (flags & NL80211_FEATURE_SAE) | |
425 | capa->flags |= WPA_DRIVER_FLAGS_SAE; | |
426 | ||
427 | if (flags & NL80211_FEATURE_NEED_OBSS_SCAN) | |
428 | capa->flags |= WPA_DRIVER_FLAGS_OBSS_SCAN; | |
429 | ||
430 | if (flags & NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE) | |
431 | capa->flags |= WPA_DRIVER_FLAGS_HT_2040_COEX; | |
432 | ||
4daa5729 AN |
433 | if (flags & NL80211_FEATURE_TDLS_CHANNEL_SWITCH) { |
434 | wpa_printf(MSG_DEBUG, "nl80211: TDLS channel switch"); | |
435 | capa->flags |= WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH; | |
436 | } | |
437 | ||
abb8d08b EP |
438 | if (flags & NL80211_FEATURE_P2P_GO_CTWIN) |
439 | info->p2p_go_ctwindow_supported = 1; | |
440 | ||
0fafeb54 JM |
441 | if (flags & NL80211_FEATURE_LOW_PRIORITY_SCAN) |
442 | info->have_low_prio_scan = 1; | |
443 | ||
86056fea IP |
444 | if (flags & NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR) |
445 | info->mac_addr_rand_scan_supported = 1; | |
446 | ||
447 | if (flags & NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR) | |
448 | info->mac_addr_rand_sched_scan_supported = 1; | |
449 | ||
0fafeb54 JM |
450 | if (flags & NL80211_FEATURE_STATIC_SMPS) |
451 | capa->smps_modes |= WPA_DRIVER_SMPS_MODE_STATIC; | |
452 | ||
453 | if (flags & NL80211_FEATURE_DYNAMIC_SMPS) | |
454 | capa->smps_modes |= WPA_DRIVER_SMPS_MODE_DYNAMIC; | |
dfa87878 MB |
455 | |
456 | if (flags & NL80211_FEATURE_SUPPORTS_WMM_ADMISSION) | |
457 | info->wmm_ac_supported = 1; | |
58162adf AK |
458 | |
459 | if (flags & NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES) | |
460 | capa->rrm_flags |= WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES; | |
461 | ||
462 | if (flags & NL80211_FEATURE_WFA_TPC_IE_IN_PROBES) | |
463 | capa->rrm_flags |= WPA_DRIVER_FLAGS_WFA_TPC_IE_IN_PROBES; | |
464 | ||
465 | if (flags & NL80211_FEATURE_QUIET) | |
466 | capa->rrm_flags |= WPA_DRIVER_FLAGS_QUIET; | |
467 | ||
468 | if (flags & NL80211_FEATURE_TX_POWER_INSERTION) | |
469 | capa->rrm_flags |= WPA_DRIVER_FLAGS_TX_POWER_INSERTION; | |
1830817e JD |
470 | |
471 | if (flags & NL80211_FEATURE_HT_IBSS) | |
472 | capa->flags |= WPA_DRIVER_FLAGS_HT_IBSS; | |
dc55b6b6 AB |
473 | |
474 | if (flags & NL80211_FEATURE_FULL_AP_CLIENT_STATE) | |
475 | capa->flags |= WPA_DRIVER_FLAGS_FULL_AP_CLIENT_STATE; | |
0fafeb54 JM |
476 | } |
477 | ||
478 | ||
479 | static void wiphy_info_probe_resp_offload(struct wpa_driver_capa *capa, | |
480 | struct nlattr *tb) | |
481 | { | |
482 | u32 protocols; | |
483 | ||
484 | if (tb == NULL) | |
485 | return; | |
486 | ||
487 | protocols = nla_get_u32(tb); | |
488 | wpa_printf(MSG_DEBUG, "nl80211: Supports Probe Response offload in AP " | |
489 | "mode"); | |
490 | capa->flags |= WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD; | |
491 | capa->probe_resp_offloads = probe_resp_offload_support(protocols); | |
492 | } | |
493 | ||
494 | ||
495 | static void wiphy_info_wowlan_triggers(struct wpa_driver_capa *capa, | |
496 | struct nlattr *tb) | |
497 | { | |
498 | struct nlattr *triggers[MAX_NL80211_WOWLAN_TRIG + 1]; | |
499 | ||
500 | if (tb == NULL) | |
501 | return; | |
502 | ||
503 | if (nla_parse_nested(triggers, MAX_NL80211_WOWLAN_TRIG, | |
504 | tb, NULL)) | |
505 | return; | |
506 | ||
507 | if (triggers[NL80211_WOWLAN_TRIG_ANY]) | |
508 | capa->wowlan_triggers.any = 1; | |
509 | if (triggers[NL80211_WOWLAN_TRIG_DISCONNECT]) | |
510 | capa->wowlan_triggers.disconnect = 1; | |
511 | if (triggers[NL80211_WOWLAN_TRIG_MAGIC_PKT]) | |
512 | capa->wowlan_triggers.magic_pkt = 1; | |
513 | if (triggers[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE]) | |
514 | capa->wowlan_triggers.gtk_rekey_failure = 1; | |
515 | if (triggers[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST]) | |
516 | capa->wowlan_triggers.eap_identity_req = 1; | |
517 | if (triggers[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE]) | |
518 | capa->wowlan_triggers.four_way_handshake = 1; | |
519 | if (triggers[NL80211_WOWLAN_TRIG_RFKILL_RELEASE]) | |
520 | capa->wowlan_triggers.rfkill_release = 1; | |
521 | } | |
522 | ||
523 | ||
cc9a2575 KV |
524 | static void wiphy_info_extended_capab(struct wpa_driver_nl80211_data *drv, |
525 | struct nlattr *tb) | |
526 | { | |
527 | int rem = 0, i; | |
528 | struct nlattr *tb1[NL80211_ATTR_MAX + 1], *attr; | |
529 | ||
530 | if (!tb || drv->num_iface_ext_capa == NL80211_IFTYPE_MAX) | |
531 | return; | |
532 | ||
533 | nla_for_each_nested(attr, tb, rem) { | |
534 | unsigned int len; | |
535 | struct drv_nl80211_ext_capa *capa; | |
536 | ||
537 | nla_parse(tb1, NL80211_ATTR_MAX, nla_data(attr), | |
538 | nla_len(attr), NULL); | |
539 | ||
540 | if (!tb1[NL80211_ATTR_IFTYPE] || | |
541 | !tb1[NL80211_ATTR_EXT_CAPA] || | |
542 | !tb1[NL80211_ATTR_EXT_CAPA_MASK]) | |
543 | continue; | |
544 | ||
545 | capa = &drv->iface_ext_capa[drv->num_iface_ext_capa]; | |
546 | capa->iftype = nla_get_u32(tb1[NL80211_ATTR_IFTYPE]); | |
547 | wpa_printf(MSG_DEBUG, | |
548 | "nl80211: Driver-advertised extended capabilities for interface type %s", | |
549 | nl80211_iftype_str(capa->iftype)); | |
550 | ||
551 | len = nla_len(tb1[NL80211_ATTR_EXT_CAPA]); | |
a1f11e34 JB |
552 | capa->ext_capa = os_memdup(nla_data(tb1[NL80211_ATTR_EXT_CAPA]), |
553 | len); | |
cc9a2575 KV |
554 | if (!capa->ext_capa) |
555 | goto err; | |
556 | ||
cc9a2575 KV |
557 | capa->ext_capa_len = len; |
558 | wpa_hexdump(MSG_DEBUG, "nl80211: Extended capabilities", | |
559 | capa->ext_capa, capa->ext_capa_len); | |
560 | ||
561 | len = nla_len(tb1[NL80211_ATTR_EXT_CAPA_MASK]); | |
a1f11e34 JB |
562 | capa->ext_capa_mask = |
563 | os_memdup(nla_data(tb1[NL80211_ATTR_EXT_CAPA_MASK]), | |
564 | len); | |
cc9a2575 KV |
565 | if (!capa->ext_capa_mask) |
566 | goto err; | |
567 | ||
cc9a2575 KV |
568 | wpa_hexdump(MSG_DEBUG, "nl80211: Extended capabilities mask", |
569 | capa->ext_capa_mask, capa->ext_capa_len); | |
570 | ||
571 | drv->num_iface_ext_capa++; | |
572 | if (drv->num_iface_ext_capa == NL80211_IFTYPE_MAX) | |
573 | break; | |
574 | } | |
575 | ||
576 | return; | |
577 | ||
578 | err: | |
579 | /* Cleanup allocated memory on error */ | |
580 | for (i = 0; i < NL80211_IFTYPE_MAX; i++) { | |
581 | os_free(drv->iface_ext_capa[i].ext_capa); | |
582 | drv->iface_ext_capa[i].ext_capa = NULL; | |
583 | os_free(drv->iface_ext_capa[i].ext_capa_mask); | |
584 | drv->iface_ext_capa[i].ext_capa_mask = NULL; | |
585 | drv->iface_ext_capa[i].ext_capa_len = 0; | |
586 | } | |
587 | drv->num_iface_ext_capa = 0; | |
588 | } | |
589 | ||
590 | ||
0fafeb54 JM |
591 | static int wiphy_info_handler(struct nl_msg *msg, void *arg) |
592 | { | |
593 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
594 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
595 | struct wiphy_info_data *info = arg; | |
596 | struct wpa_driver_capa *capa = info->capa; | |
597 | struct wpa_driver_nl80211_data *drv = info->drv; | |
598 | ||
599 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
600 | genlmsg_attrlen(gnlh, 0), NULL); | |
601 | ||
0e92fb8f JB |
602 | if (tb[NL80211_ATTR_WIPHY]) |
603 | drv->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]); | |
604 | ||
0fafeb54 JM |
605 | if (tb[NL80211_ATTR_WIPHY_NAME]) |
606 | os_strlcpy(drv->phyname, | |
607 | nla_get_string(tb[NL80211_ATTR_WIPHY_NAME]), | |
608 | sizeof(drv->phyname)); | |
609 | if (tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]) | |
610 | capa->max_scan_ssids = | |
611 | nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]); | |
612 | ||
613 | if (tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]) | |
614 | capa->max_sched_scan_ssids = | |
615 | nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]); | |
616 | ||
09ea4309 AS |
617 | if (tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS] && |
618 | tb[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL] && | |
619 | tb[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS]) { | |
620 | capa->max_sched_scan_plans = | |
621 | nla_get_u32(tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS]); | |
622 | ||
623 | capa->max_sched_scan_plan_interval = | |
624 | nla_get_u32(tb[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL]); | |
625 | ||
626 | capa->max_sched_scan_plan_iterations = | |
627 | nla_get_u32(tb[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS]); | |
628 | } | |
629 | ||
0fafeb54 JM |
630 | if (tb[NL80211_ATTR_MAX_MATCH_SETS]) |
631 | capa->max_match_sets = | |
632 | nla_get_u8(tb[NL80211_ATTR_MAX_MATCH_SETS]); | |
633 | ||
634 | if (tb[NL80211_ATTR_MAC_ACL_MAX]) | |
635 | capa->max_acl_mac_addrs = | |
636 | nla_get_u8(tb[NL80211_ATTR_MAC_ACL_MAX]); | |
637 | ||
638 | wiphy_info_supported_iftypes(info, tb[NL80211_ATTR_SUPPORTED_IFTYPES]); | |
639 | wiphy_info_iface_comb(info, tb[NL80211_ATTR_INTERFACE_COMBINATIONS]); | |
640 | wiphy_info_supp_cmds(info, tb[NL80211_ATTR_SUPPORTED_COMMANDS]); | |
641 | wiphy_info_cipher_suites(info, tb[NL80211_ATTR_CIPHER_SUITES]); | |
642 | ||
643 | if (tb[NL80211_ATTR_OFFCHANNEL_TX_OK]) { | |
644 | wpa_printf(MSG_DEBUG, "nl80211: Using driver-based " | |
645 | "off-channel TX"); | |
646 | capa->flags |= WPA_DRIVER_FLAGS_OFFCHANNEL_TX; | |
647 | } | |
648 | ||
649 | if (tb[NL80211_ATTR_ROAM_SUPPORT]) { | |
650 | wpa_printf(MSG_DEBUG, "nl80211: Using driver-based roaming"); | |
651 | capa->flags |= WPA_DRIVER_FLAGS_BSS_SELECTION; | |
652 | } | |
653 | ||
654 | wiphy_info_max_roc(capa, | |
655 | tb[NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION]); | |
656 | ||
657 | if (tb[NL80211_ATTR_SUPPORT_AP_UAPSD]) | |
658 | capa->flags |= WPA_DRIVER_FLAGS_AP_UAPSD; | |
659 | ||
660 | wiphy_info_tdls(capa, tb[NL80211_ATTR_TDLS_SUPPORT], | |
661 | tb[NL80211_ATTR_TDLS_EXTERNAL_SETUP]); | |
662 | ||
663 | if (tb[NL80211_ATTR_DEVICE_AP_SME]) | |
664 | info->device_ap_sme = 1; | |
665 | ||
666 | wiphy_info_feature_flags(info, tb[NL80211_ATTR_FEATURE_FLAGS]); | |
4acdc48a | 667 | wiphy_info_ext_feature_flags(info, tb[NL80211_ATTR_EXT_FEATURES]); |
0fafeb54 JM |
668 | wiphy_info_probe_resp_offload(capa, |
669 | tb[NL80211_ATTR_PROBE_RESP_OFFLOAD]); | |
670 | ||
671 | if (tb[NL80211_ATTR_EXT_CAPA] && tb[NL80211_ATTR_EXT_CAPA_MASK] && | |
672 | drv->extended_capa == NULL) { | |
673 | drv->extended_capa = | |
674 | os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA])); | |
675 | if (drv->extended_capa) { | |
676 | os_memcpy(drv->extended_capa, | |
677 | nla_data(tb[NL80211_ATTR_EXT_CAPA]), | |
678 | nla_len(tb[NL80211_ATTR_EXT_CAPA])); | |
679 | drv->extended_capa_len = | |
680 | nla_len(tb[NL80211_ATTR_EXT_CAPA]); | |
cc9a2575 KV |
681 | wpa_hexdump(MSG_DEBUG, |
682 | "nl80211: Driver-advertised extended capabilities (default)", | |
683 | drv->extended_capa, drv->extended_capa_len); | |
0fafeb54 JM |
684 | } |
685 | drv->extended_capa_mask = | |
7b7b4449 | 686 | os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK])); |
0fafeb54 JM |
687 | if (drv->extended_capa_mask) { |
688 | os_memcpy(drv->extended_capa_mask, | |
7b7b4449 LC |
689 | nla_data(tb[NL80211_ATTR_EXT_CAPA_MASK]), |
690 | nla_len(tb[NL80211_ATTR_EXT_CAPA_MASK])); | |
cc9a2575 KV |
691 | wpa_hexdump(MSG_DEBUG, |
692 | "nl80211: Driver-advertised extended capabilities mask (default)", | |
693 | drv->extended_capa_mask, | |
694 | drv->extended_capa_len); | |
0fafeb54 JM |
695 | } else { |
696 | os_free(drv->extended_capa); | |
697 | drv->extended_capa = NULL; | |
698 | drv->extended_capa_len = 0; | |
699 | } | |
700 | } | |
701 | ||
cc9a2575 KV |
702 | wiphy_info_extended_capab(drv, tb[NL80211_ATTR_IFTYPE_EXT_CAPA]); |
703 | ||
0fafeb54 JM |
704 | if (tb[NL80211_ATTR_VENDOR_DATA]) { |
705 | struct nlattr *nl; | |
706 | int rem; | |
707 | ||
708 | nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_DATA], rem) { | |
709 | struct nl80211_vendor_cmd_info *vinfo; | |
710 | if (nla_len(nl) != sizeof(*vinfo)) { | |
711 | wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info"); | |
712 | continue; | |
713 | } | |
714 | vinfo = nla_data(nl); | |
5f9c92f8 ZK |
715 | if (vinfo->vendor_id == OUI_QCA) { |
716 | switch (vinfo->subcmd) { | |
717 | case QCA_NL80211_VENDOR_SUBCMD_TEST: | |
718 | drv->vendor_cmd_test_avail = 1; | |
719 | break; | |
b658547d | 720 | #ifdef CONFIG_DRIVER_NL80211_QCA |
5f9c92f8 ZK |
721 | case QCA_NL80211_VENDOR_SUBCMD_ROAMING: |
722 | drv->roaming_vendor_cmd_avail = 1; | |
723 | break; | |
724 | case QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY: | |
725 | drv->dfs_vendor_cmd_avail = 1; | |
726 | break; | |
727 | case QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES: | |
728 | drv->get_features_vendor_cmd_avail = 1; | |
729 | break; | |
98342208 AK |
730 | case QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST: |
731 | drv->get_pref_freq_list = 1; | |
732 | break; | |
7c813acf AK |
733 | case QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL: |
734 | drv->set_prob_oper_freq = 1; | |
735 | break; | |
5f9c92f8 ZK |
736 | case QCA_NL80211_VENDOR_SUBCMD_DO_ACS: |
737 | drv->capa.flags |= | |
738 | WPA_DRIVER_FLAGS_ACS_OFFLOAD; | |
739 | break; | |
844dfeb8 SD |
740 | case QCA_NL80211_VENDOR_SUBCMD_SETBAND: |
741 | drv->setband_vendor_cmd_avail = 1; | |
742 | break; | |
f22a080c KV |
743 | case QCA_NL80211_VENDOR_SUBCMD_TRIGGER_SCAN: |
744 | drv->scan_vendor_cmd_avail = 1; | |
745 | break; | |
cc9985d1 | 746 | case QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION: |
747 | drv->set_wifi_conf_vendor_cmd_avail = 1; | |
748 | break; | |
ca1ab9db PX |
749 | case QCA_NL80211_VENDOR_SUBCMD_GET_HE_CAPABILITIES: |
750 | drv->he_capab_vendor_cmd_avail = 1; | |
751 | break; | |
3ab48492 KV |
752 | case QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS: |
753 | drv->fetch_bss_trans_status = 1; | |
754 | break; | |
b04854ce AP |
755 | case QCA_NL80211_VENDOR_SUBCMD_ROAM: |
756 | drv->roam_vendor_cmd_avail = 1; | |
757 | break; | |
b658547d | 758 | #endif /* CONFIG_DRIVER_NL80211_QCA */ |
5f9c92f8 | 759 | } |
0fafeb54 JM |
760 | } |
761 | ||
762 | wpa_printf(MSG_DEBUG, "nl80211: Supported vendor command: vendor_id=0x%x subcmd=%u", | |
763 | vinfo->vendor_id, vinfo->subcmd); | |
764 | } | |
765 | } | |
766 | ||
767 | if (tb[NL80211_ATTR_VENDOR_EVENTS]) { | |
768 | struct nlattr *nl; | |
769 | int rem; | |
770 | ||
771 | nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_EVENTS], rem) { | |
772 | struct nl80211_vendor_cmd_info *vinfo; | |
773 | if (nla_len(nl) != sizeof(*vinfo)) { | |
774 | wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info"); | |
775 | continue; | |
776 | } | |
777 | vinfo = nla_data(nl); | |
0fafeb54 JM |
778 | wpa_printf(MSG_DEBUG, "nl80211: Supported vendor event: vendor_id=0x%x subcmd=%u", |
779 | vinfo->vendor_id, vinfo->subcmd); | |
780 | } | |
781 | } | |
782 | ||
783 | wiphy_info_wowlan_triggers(capa, | |
784 | tb[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED]); | |
785 | ||
786 | if (tb[NL80211_ATTR_MAX_AP_ASSOC_STA]) | |
787 | capa->max_stations = | |
788 | nla_get_u32(tb[NL80211_ATTR_MAX_AP_ASSOC_STA]); | |
789 | ||
366179d2 AO |
790 | if (tb[NL80211_ATTR_MAX_CSA_COUNTERS]) |
791 | capa->max_csa_counters = | |
792 | nla_get_u8(tb[NL80211_ATTR_MAX_CSA_COUNTERS]); | |
793 | ||
0fafeb54 JM |
794 | return NL_SKIP; |
795 | } | |
796 | ||
797 | ||
798 | static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data *drv, | |
799 | struct wiphy_info_data *info) | |
800 | { | |
801 | u32 feat; | |
802 | struct nl_msg *msg; | |
9589a91e | 803 | int flags = 0; |
0fafeb54 JM |
804 | |
805 | os_memset(info, 0, sizeof(*info)); | |
806 | info->capa = &drv->capa; | |
807 | info->drv = drv; | |
808 | ||
0fafeb54 JM |
809 | feat = get_nl80211_protocol_features(drv); |
810 | if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP) | |
9589a91e | 811 | flags = NLM_F_DUMP; |
56f77852 JM |
812 | msg = nl80211_cmd_msg(drv->first_bss, flags, NL80211_CMD_GET_WIPHY); |
813 | if (!msg || nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) { | |
9589a91e JM |
814 | nlmsg_free(msg); |
815 | return -1; | |
816 | } | |
0fafeb54 JM |
817 | |
818 | if (send_and_recv_msgs(drv, msg, wiphy_info_handler, info)) | |
819 | return -1; | |
820 | ||
821 | if (info->auth_supported) | |
822 | drv->capa.flags |= WPA_DRIVER_FLAGS_SME; | |
823 | else if (!info->connect_supported) { | |
824 | wpa_printf(MSG_INFO, "nl80211: Driver does not support " | |
825 | "authentication/association or connect commands"); | |
826 | info->error = 1; | |
827 | } | |
828 | ||
829 | if (info->p2p_go_supported && info->p2p_client_supported) | |
830 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CAPABLE; | |
831 | if (info->p2p_concurrent) { | |
832 | wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group " | |
833 | "interface (driver advertised support)"); | |
834 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT; | |
835 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P; | |
836 | } | |
837 | if (info->num_multichan_concurrent > 1) { | |
838 | wpa_printf(MSG_DEBUG, "nl80211: Enable multi-channel " | |
839 | "concurrent (driver advertised support)"); | |
840 | drv->capa.num_multichan_concurrent = | |
841 | info->num_multichan_concurrent; | |
842 | } | |
843 | if (drv->capa.flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) | |
844 | wpa_printf(MSG_DEBUG, "nl80211: use P2P_DEVICE support"); | |
845 | ||
846 | /* default to 5000 since early versions of mac80211 don't set it */ | |
847 | if (!drv->capa.max_remain_on_chan) | |
848 | drv->capa.max_remain_on_chan = 5000; | |
849 | ||
dfa87878 | 850 | drv->capa.wmm_ac_supported = info->wmm_ac_supported; |
0fafeb54 | 851 | |
86056fea IP |
852 | drv->capa.mac_addr_rand_sched_scan_supported = |
853 | info->mac_addr_rand_sched_scan_supported; | |
854 | drv->capa.mac_addr_rand_scan_supported = | |
855 | info->mac_addr_rand_scan_supported; | |
856 | ||
366179d2 AO |
857 | if (info->channel_switch_supported) { |
858 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP_CSA; | |
859 | if (!drv->capa.max_csa_counters) | |
860 | drv->capa.max_csa_counters = 1; | |
861 | } | |
862 | ||
09ea4309 AS |
863 | if (!drv->capa.max_sched_scan_plans) { |
864 | drv->capa.max_sched_scan_plans = 1; | |
865 | drv->capa.max_sched_scan_plan_interval = UINT32_MAX; | |
866 | drv->capa.max_sched_scan_plan_iterations = 0; | |
867 | } | |
868 | ||
0fafeb54 | 869 | return 0; |
0fafeb54 JM |
870 | } |
871 | ||
872 | ||
b658547d JM |
873 | #ifdef CONFIG_DRIVER_NL80211_QCA |
874 | ||
0fafeb54 JM |
875 | static int dfs_info_handler(struct nl_msg *msg, void *arg) |
876 | { | |
877 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
878 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
879 | int *dfs_capability_ptr = arg; | |
880 | ||
881 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
882 | genlmsg_attrlen(gnlh, 0), NULL); | |
883 | ||
884 | if (tb[NL80211_ATTR_VENDOR_DATA]) { | |
885 | struct nlattr *nl_vend = tb[NL80211_ATTR_VENDOR_DATA]; | |
886 | struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1]; | |
887 | ||
888 | nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX, | |
889 | nla_data(nl_vend), nla_len(nl_vend), NULL); | |
890 | ||
891 | if (tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]) { | |
892 | u32 val; | |
893 | val = nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]); | |
894 | wpa_printf(MSG_DEBUG, "nl80211: DFS offload capability: %u", | |
895 | val); | |
896 | *dfs_capability_ptr = val; | |
897 | } | |
898 | } | |
899 | ||
900 | return NL_SKIP; | |
901 | } | |
902 | ||
903 | ||
904 | static void qca_nl80211_check_dfs_capa(struct wpa_driver_nl80211_data *drv) | |
905 | { | |
906 | struct nl_msg *msg; | |
907 | int dfs_capability = 0; | |
908 | int ret; | |
909 | ||
910 | if (!drv->dfs_vendor_cmd_avail) | |
911 | return; | |
912 | ||
9725b784 | 913 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) || |
9589a91e JM |
914 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || |
915 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, | |
916 | QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY)) { | |
917 | nlmsg_free(msg); | |
918 | return; | |
919 | } | |
0fafeb54 JM |
920 | |
921 | ret = send_and_recv_msgs(drv, msg, dfs_info_handler, &dfs_capability); | |
922 | if (!ret && dfs_capability) | |
923 | drv->capa.flags |= WPA_DRIVER_FLAGS_DFS_OFFLOAD; | |
0fafeb54 JM |
924 | } |
925 | ||
926 | ||
ca1ab9db PX |
927 | static int qca_nl80211_he_capab_handler(struct nl_msg *msg, void *arg) |
928 | { | |
929 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
930 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
931 | struct he_capabilities *he_capab = arg; | |
932 | struct nlattr *nl_vend; | |
933 | struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_CAPABILITIES_MAX + 1]; | |
934 | size_t len; | |
935 | ||
936 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
937 | genlmsg_attrlen(gnlh, 0), NULL); | |
938 | ||
939 | if (!tb[NL80211_ATTR_VENDOR_DATA]) | |
940 | return NL_SKIP; | |
941 | ||
942 | nl_vend = tb[NL80211_ATTR_VENDOR_DATA]; | |
943 | nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_HE_CAPABILITIES_MAX, | |
944 | nla_data(nl_vend), nla_len(nl_vend), NULL); | |
945 | ||
946 | if (tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_SUPPORTED]) { | |
947 | u8 he_supported; | |
948 | ||
949 | he_supported = nla_get_u8( | |
950 | tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_SUPPORTED]); | |
951 | wpa_printf(MSG_DEBUG, "nl80211: HE capabilities supported: %u", | |
952 | he_supported); | |
953 | he_capab->he_supported = he_supported; | |
954 | if (!he_supported) | |
955 | return NL_SKIP; | |
956 | } | |
957 | ||
958 | if (tb_vendor[QCA_WLAN_VENDOR_ATTR_PHY_CAPAB]) { | |
959 | len = nla_len(tb_vendor[QCA_WLAN_VENDOR_ATTR_PHY_CAPAB]); | |
960 | ||
961 | if (len > sizeof(he_capab->phy_cap)) | |
962 | len = sizeof(he_capab->phy_cap); | |
963 | os_memcpy(he_capab->phy_cap, | |
964 | nla_data(tb_vendor[QCA_WLAN_VENDOR_ATTR_PHY_CAPAB]), | |
965 | len); | |
966 | } | |
967 | ||
968 | if (tb_vendor[QCA_WLAN_VENDOR_ATTR_MAC_CAPAB]) | |
969 | he_capab->mac_cap = | |
970 | nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_MAC_CAPAB]); | |
971 | ||
972 | if (tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_MCS]) | |
973 | he_capab->mcs = | |
974 | nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_MCS]); | |
975 | ||
976 | if (tb_vendor[QCA_WLAN_VENDOR_ATTR_NUM_SS]) | |
977 | he_capab->ppet.numss_m1 = | |
978 | nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_NUM_SS]); | |
979 | ||
980 | if (tb_vendor[QCA_WLAN_VENDOR_ATTR_RU_IDX_MASK]) | |
981 | he_capab->ppet.ru_count = | |
982 | nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_RU_IDX_MASK]); | |
983 | ||
984 | if (tb_vendor[QCA_WLAN_VENDOR_ATTR_PPE_THRESHOLD]) { | |
985 | len = nla_len(tb_vendor[QCA_WLAN_VENDOR_ATTR_PPE_THRESHOLD]); | |
986 | ||
987 | if (len > sizeof(he_capab->ppet.ppet16_ppet8_ru3_ru0)) | |
988 | len = sizeof(he_capab->ppet.ppet16_ppet8_ru3_ru0); | |
989 | os_memcpy(he_capab->ppet.ppet16_ppet8_ru3_ru0, | |
990 | nla_data(tb_vendor[QCA_WLAN_VENDOR_ATTR_PPE_THRESHOLD]), | |
991 | len); | |
992 | } | |
993 | ||
994 | return NL_SKIP; | |
995 | } | |
996 | ||
997 | ||
998 | static void qca_nl80211_check_he_capab(struct wpa_driver_nl80211_data *drv) | |
999 | { | |
1000 | struct nl_msg *msg; | |
1001 | int ret; | |
1002 | ||
1003 | if (!drv->he_capab_vendor_cmd_avail) | |
1004 | return; | |
1005 | ||
1006 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) || | |
1007 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || | |
1008 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, | |
1009 | QCA_NL80211_VENDOR_SUBCMD_GET_HE_CAPABILITIES)) { | |
1010 | nlmsg_free(msg); | |
1011 | return; | |
1012 | } | |
1013 | ||
1014 | ret = send_and_recv_msgs(drv, msg, qca_nl80211_he_capab_handler, | |
1015 | &drv->he_capab); | |
1016 | if (!ret && drv->he_capab.he_supported) | |
1017 | drv->capa.flags |= WPA_DRIVER_FLAGS_HE_CAPABILITIES; | |
1018 | } | |
1019 | ||
1020 | ||
15badebd CL |
1021 | struct features_info { |
1022 | u8 *flags; | |
1023 | size_t flags_len; | |
079a28f7 | 1024 | struct wpa_driver_capa *capa; |
15badebd CL |
1025 | }; |
1026 | ||
1027 | ||
1028 | static int features_info_handler(struct nl_msg *msg, void *arg) | |
1029 | { | |
1030 | struct nlattr *tb[NL80211_ATTR_MAX + 1]; | |
1031 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1032 | struct features_info *info = arg; | |
1033 | struct nlattr *nl_vend, *attr; | |
1034 | ||
1035 | nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1036 | genlmsg_attrlen(gnlh, 0), NULL); | |
1037 | ||
1038 | nl_vend = tb[NL80211_ATTR_VENDOR_DATA]; | |
1039 | if (nl_vend) { | |
1040 | struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1]; | |
1041 | ||
1042 | nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX, | |
1043 | nla_data(nl_vend), nla_len(nl_vend), NULL); | |
1044 | ||
1045 | attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_FEATURE_FLAGS]; | |
1046 | if (attr) { | |
fdc1188a PS |
1047 | int len = nla_len(attr); |
1048 | info->flags = os_malloc(len); | |
1049 | if (info->flags != NULL) { | |
1050 | os_memcpy(info->flags, nla_data(attr), len); | |
1051 | info->flags_len = len; | |
1052 | } | |
15badebd | 1053 | } |
079a28f7 AK |
1054 | attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_CONCURRENCY_CAPA]; |
1055 | if (attr) | |
1056 | info->capa->conc_capab = nla_get_u32(attr); | |
1057 | ||
1058 | attr = tb_vendor[ | |
1059 | QCA_WLAN_VENDOR_ATTR_MAX_CONCURRENT_CHANNELS_2_4_BAND]; | |
1060 | if (attr) | |
1061 | info->capa->max_conc_chan_2_4 = nla_get_u32(attr); | |
1062 | ||
1063 | attr = tb_vendor[ | |
1064 | QCA_WLAN_VENDOR_ATTR_MAX_CONCURRENT_CHANNELS_5_0_BAND]; | |
1065 | if (attr) | |
1066 | info->capa->max_conc_chan_5_0 = nla_get_u32(attr); | |
15badebd CL |
1067 | } |
1068 | ||
1069 | return NL_SKIP; | |
1070 | } | |
1071 | ||
1072 | ||
1073 | static int check_feature(enum qca_wlan_vendor_features feature, | |
1074 | struct features_info *info) | |
1075 | { | |
49e3eea8 | 1076 | size_t idx = feature / 8; |
15badebd | 1077 | |
49e3eea8 JM |
1078 | return (idx < info->flags_len) && |
1079 | (info->flags[idx] & BIT(feature % 8)); | |
15badebd CL |
1080 | } |
1081 | ||
1082 | ||
1083 | static void qca_nl80211_get_features(struct wpa_driver_nl80211_data *drv) | |
1084 | { | |
1085 | struct nl_msg *msg; | |
1086 | struct features_info info; | |
1087 | int ret; | |
1088 | ||
1089 | if (!drv->get_features_vendor_cmd_avail) | |
1090 | return; | |
1091 | ||
1092 | if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) || | |
1093 | nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || | |
1094 | nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, | |
1095 | QCA_NL80211_VENDOR_SUBCMD_GET_FEATURES)) { | |
1096 | nlmsg_free(msg); | |
1097 | return; | |
1098 | } | |
1099 | ||
1100 | os_memset(&info, 0, sizeof(info)); | |
079a28f7 | 1101 | info.capa = &drv->capa; |
15badebd CL |
1102 | ret = send_and_recv_msgs(drv, msg, features_info_handler, &info); |
1103 | if (ret || !info.flags) | |
1104 | return; | |
1105 | ||
1106 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_KEY_MGMT_OFFLOAD, &info)) | |
1107 | drv->capa.flags |= WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD; | |
3784c058 PX |
1108 | |
1109 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_SUPPORT_HW_MODE_ANY, &info)) | |
1110 | drv->capa.flags |= WPA_DRIVER_FLAGS_SUPPORT_HW_MODE_ANY; | |
8e509745 KV |
1111 | |
1112 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_OFFCHANNEL_SIMULTANEOUS, | |
1113 | &info)) | |
1114 | drv->capa.flags |= WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS; | |
a6f5b193 PX |
1115 | if (check_feature(QCA_WLAN_VENDOR_FEATURE_P2P_LISTEN_OFFLOAD, &info)) |
1116 | drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD; | |
fdc1188a | 1117 | os_free(info.flags); |
15badebd CL |
1118 | } |
1119 | ||
b658547d JM |
1120 | #endif /* CONFIG_DRIVER_NL80211_QCA */ |
1121 | ||
15badebd | 1122 | |
0fafeb54 JM |
1123 | int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv) |
1124 | { | |
1125 | struct wiphy_info_data info; | |
1126 | if (wpa_driver_nl80211_get_info(drv, &info)) | |
1127 | return -1; | |
1128 | ||
1129 | if (info.error) | |
1130 | return -1; | |
1131 | ||
1132 | drv->has_capability = 1; | |
1133 | drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA | | |
1134 | WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK | | |
1135 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | | |
399e6135 JM |
1136 | WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK | |
1137 | WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B | | |
f9561868 | 1138 | WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192 | |
567da5bb JM |
1139 | WPA_DRIVER_CAPA_KEY_MGMT_OWE | |
1140 | WPA_DRIVER_CAPA_KEY_MGMT_DPP; | |
0fafeb54 JM |
1141 | drv->capa.auth = WPA_DRIVER_AUTH_OPEN | |
1142 | WPA_DRIVER_AUTH_SHARED | | |
1143 | WPA_DRIVER_AUTH_LEAP; | |
1144 | ||
1145 | drv->capa.flags |= WPA_DRIVER_FLAGS_SANE_ERROR_CODES; | |
1146 | drv->capa.flags |= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE; | |
1147 | drv->capa.flags |= WPA_DRIVER_FLAGS_EAPOL_TX_STATUS; | |
1148 | ||
1149 | /* | |
1150 | * As all cfg80211 drivers must support cases where the AP interface is | |
1151 | * removed without the knowledge of wpa_supplicant/hostapd, e.g., in | |
1152 | * case that the user space daemon has crashed, they must be able to | |
1153 | * cleanup all stations and key entries in the AP tear down flow. Thus, | |
1154 | * this flag can/should always be set for cfg80211 drivers. | |
1155 | */ | |
1156 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT; | |
1157 | ||
1158 | if (!info.device_ap_sme) { | |
1159 | drv->capa.flags |= WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS; | |
1160 | ||
1161 | /* | |
1162 | * No AP SME is currently assumed to also indicate no AP MLME | |
1163 | * in the driver/firmware. | |
1164 | */ | |
1165 | drv->capa.flags |= WPA_DRIVER_FLAGS_AP_MLME; | |
1166 | } | |
1167 | ||
1168 | drv->device_ap_sme = info.device_ap_sme; | |
1169 | drv->poll_command_supported = info.poll_command_supported; | |
1170 | drv->data_tx_status = info.data_tx_status; | |
abb8d08b | 1171 | drv->p2p_go_ctwindow_supported = info.p2p_go_ctwindow_supported; |
0fafeb54 JM |
1172 | if (info.set_qos_map_supported) |
1173 | drv->capa.flags |= WPA_DRIVER_FLAGS_QOS_MAPPING; | |
1174 | drv->have_low_prio_scan = info.have_low_prio_scan; | |
1175 | ||
1176 | /* | |
1177 | * If poll command and tx status are supported, mac80211 is new enough | |
1178 | * to have everything we need to not need monitor interfaces. | |
1179 | */ | |
660103ec SD |
1180 | drv->use_monitor = !info.device_ap_sme && |
1181 | (!info.poll_command_supported || !info.data_tx_status); | |
0fafeb54 JM |
1182 | |
1183 | /* | |
1184 | * If we aren't going to use monitor interfaces, but the | |
1185 | * driver doesn't support data TX status, we won't get TX | |
1186 | * status for EAPOL frames. | |
1187 | */ | |
1188 | if (!drv->use_monitor && !info.data_tx_status) | |
1189 | drv->capa.flags &= ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS; | |
1190 | ||
b658547d | 1191 | #ifdef CONFIG_DRIVER_NL80211_QCA |
0fafeb54 | 1192 | qca_nl80211_check_dfs_capa(drv); |
15badebd | 1193 | qca_nl80211_get_features(drv); |
ca1ab9db | 1194 | qca_nl80211_check_he_capab(drv); |
0fafeb54 | 1195 | |
8e509745 KV |
1196 | /* |
1197 | * To enable offchannel simultaneous support in wpa_supplicant, the | |
1198 | * underlying driver needs to support the same along with offchannel TX. | |
1199 | * Offchannel TX support is needed since remain_on_channel and | |
1200 | * action_tx use some common data structures and hence cannot be | |
1201 | * scheduled simultaneously. | |
1202 | */ | |
1203 | if (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX)) | |
1204 | drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_SIMULTANEOUS; | |
b658547d | 1205 | #endif /* CONFIG_DRIVER_NL80211_QCA */ |
8e509745 | 1206 | |
0fafeb54 JM |
1207 | return 0; |
1208 | } | |
1209 | ||
1210 | ||
1211 | struct phy_info_arg { | |
1212 | u16 *num_modes; | |
1213 | struct hostapd_hw_modes *modes; | |
1214 | int last_mode, last_chan_idx; | |
747ba106 | 1215 | int failed; |
aa56e36d | 1216 | u8 dfs_domain; |
0fafeb54 JM |
1217 | }; |
1218 | ||
1219 | static void phy_info_ht_capa(struct hostapd_hw_modes *mode, struct nlattr *capa, | |
1220 | struct nlattr *ampdu_factor, | |
1221 | struct nlattr *ampdu_density, | |
1222 | struct nlattr *mcs_set) | |
1223 | { | |
1224 | if (capa) | |
1225 | mode->ht_capab = nla_get_u16(capa); | |
1226 | ||
1227 | if (ampdu_factor) | |
1228 | mode->a_mpdu_params |= nla_get_u8(ampdu_factor) & 0x03; | |
1229 | ||
1230 | if (ampdu_density) | |
1231 | mode->a_mpdu_params |= nla_get_u8(ampdu_density) << 2; | |
1232 | ||
1233 | if (mcs_set && nla_len(mcs_set) >= 16) { | |
1234 | u8 *mcs; | |
1235 | mcs = nla_data(mcs_set); | |
1236 | os_memcpy(mode->mcs_set, mcs, 16); | |
1237 | } | |
1238 | } | |
1239 | ||
1240 | ||
1241 | static void phy_info_vht_capa(struct hostapd_hw_modes *mode, | |
1242 | struct nlattr *capa, | |
1243 | struct nlattr *mcs_set) | |
1244 | { | |
1245 | if (capa) | |
1246 | mode->vht_capab = nla_get_u32(capa); | |
1247 | ||
1248 | if (mcs_set && nla_len(mcs_set) >= 8) { | |
1249 | u8 *mcs; | |
1250 | mcs = nla_data(mcs_set); | |
1251 | os_memcpy(mode->vht_mcs_set, mcs, 8); | |
1252 | } | |
1253 | } | |
1254 | ||
1255 | ||
1256 | static void phy_info_freq(struct hostapd_hw_modes *mode, | |
1257 | struct hostapd_channel_data *chan, | |
1258 | struct nlattr *tb_freq[]) | |
1259 | { | |
1260 | u8 channel; | |
1261 | chan->freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]); | |
1262 | chan->flag = 0; | |
1263 | chan->dfs_cac_ms = 0; | |
1264 | if (ieee80211_freq_to_chan(chan->freq, &channel) != NUM_HOSTAPD_MODES) | |
1265 | chan->chan = channel; | |
1266 | ||
1267 | if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED]) | |
1268 | chan->flag |= HOSTAPD_CHAN_DISABLED; | |
1269 | if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IR]) | |
1270 | chan->flag |= HOSTAPD_CHAN_NO_IR; | |
1271 | if (tb_freq[NL80211_FREQUENCY_ATTR_RADAR]) | |
1272 | chan->flag |= HOSTAPD_CHAN_RADAR; | |
1273 | if (tb_freq[NL80211_FREQUENCY_ATTR_INDOOR_ONLY]) | |
1274 | chan->flag |= HOSTAPD_CHAN_INDOOR_ONLY; | |
1275 | if (tb_freq[NL80211_FREQUENCY_ATTR_GO_CONCURRENT]) | |
1276 | chan->flag |= HOSTAPD_CHAN_GO_CONCURRENT; | |
1277 | ||
1278 | if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]) { | |
1279 | enum nl80211_dfs_state state = | |
1280 | nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]); | |
1281 | ||
1282 | switch (state) { | |
1283 | case NL80211_DFS_USABLE: | |
1284 | chan->flag |= HOSTAPD_CHAN_DFS_USABLE; | |
1285 | break; | |
1286 | case NL80211_DFS_AVAILABLE: | |
1287 | chan->flag |= HOSTAPD_CHAN_DFS_AVAILABLE; | |
1288 | break; | |
1289 | case NL80211_DFS_UNAVAILABLE: | |
1290 | chan->flag |= HOSTAPD_CHAN_DFS_UNAVAILABLE; | |
1291 | break; | |
1292 | } | |
1293 | } | |
1294 | ||
1295 | if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]) { | |
1296 | chan->dfs_cac_ms = nla_get_u32( | |
1297 | tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]); | |
1298 | } | |
1299 | } | |
1300 | ||
1301 | ||
1302 | static int phy_info_freqs(struct phy_info_arg *phy_info, | |
1303 | struct hostapd_hw_modes *mode, struct nlattr *tb) | |
1304 | { | |
1305 | static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = { | |
1306 | [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 }, | |
1307 | [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG }, | |
1308 | [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG }, | |
1309 | [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG }, | |
1310 | [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 }, | |
1311 | [NL80211_FREQUENCY_ATTR_DFS_STATE] = { .type = NLA_U32 }, | |
1312 | }; | |
1313 | int new_channels = 0; | |
1314 | struct hostapd_channel_data *channel; | |
1315 | struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1]; | |
1316 | struct nlattr *nl_freq; | |
1317 | int rem_freq, idx; | |
1318 | ||
1319 | if (tb == NULL) | |
1320 | return NL_OK; | |
1321 | ||
1322 | nla_for_each_nested(nl_freq, tb, rem_freq) { | |
1323 | nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX, | |
1324 | nla_data(nl_freq), nla_len(nl_freq), freq_policy); | |
1325 | if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ]) | |
1326 | continue; | |
1327 | new_channels++; | |
1328 | } | |
1329 | ||
1330 | channel = os_realloc_array(mode->channels, | |
1331 | mode->num_channels + new_channels, | |
1332 | sizeof(struct hostapd_channel_data)); | |
1333 | if (!channel) | |
747ba106 | 1334 | return NL_STOP; |
0fafeb54 JM |
1335 | |
1336 | mode->channels = channel; | |
1337 | mode->num_channels += new_channels; | |
1338 | ||
1339 | idx = phy_info->last_chan_idx; | |
1340 | ||
1341 | nla_for_each_nested(nl_freq, tb, rem_freq) { | |
1342 | nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX, | |
1343 | nla_data(nl_freq), nla_len(nl_freq), freq_policy); | |
1344 | if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ]) | |
1345 | continue; | |
1346 | phy_info_freq(mode, &mode->channels[idx], tb_freq); | |
1347 | idx++; | |
1348 | } | |
1349 | phy_info->last_chan_idx = idx; | |
1350 | ||
1351 | return NL_OK; | |
1352 | } | |
1353 | ||
1354 | ||
1355 | static int phy_info_rates(struct hostapd_hw_modes *mode, struct nlattr *tb) | |
1356 | { | |
1357 | static struct nla_policy rate_policy[NL80211_BITRATE_ATTR_MAX + 1] = { | |
1358 | [NL80211_BITRATE_ATTR_RATE] = { .type = NLA_U32 }, | |
1359 | [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE] = | |
1360 | { .type = NLA_FLAG }, | |
1361 | }; | |
1362 | struct nlattr *tb_rate[NL80211_BITRATE_ATTR_MAX + 1]; | |
1363 | struct nlattr *nl_rate; | |
1364 | int rem_rate, idx; | |
1365 | ||
1366 | if (tb == NULL) | |
1367 | return NL_OK; | |
1368 | ||
1369 | nla_for_each_nested(nl_rate, tb, rem_rate) { | |
1370 | nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX, | |
1371 | nla_data(nl_rate), nla_len(nl_rate), | |
1372 | rate_policy); | |
1373 | if (!tb_rate[NL80211_BITRATE_ATTR_RATE]) | |
1374 | continue; | |
1375 | mode->num_rates++; | |
1376 | } | |
1377 | ||
1378 | mode->rates = os_calloc(mode->num_rates, sizeof(int)); | |
1379 | if (!mode->rates) | |
747ba106 | 1380 | return NL_STOP; |
0fafeb54 JM |
1381 | |
1382 | idx = 0; | |
1383 | ||
1384 | nla_for_each_nested(nl_rate, tb, rem_rate) { | |
1385 | nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX, | |
1386 | nla_data(nl_rate), nla_len(nl_rate), | |
1387 | rate_policy); | |
1388 | if (!tb_rate[NL80211_BITRATE_ATTR_RATE]) | |
1389 | continue; | |
1390 | mode->rates[idx] = nla_get_u32( | |
1391 | tb_rate[NL80211_BITRATE_ATTR_RATE]); | |
1392 | idx++; | |
1393 | } | |
1394 | ||
1395 | return NL_OK; | |
1396 | } | |
1397 | ||
1398 | ||
1399 | static int phy_info_band(struct phy_info_arg *phy_info, struct nlattr *nl_band) | |
1400 | { | |
1401 | struct nlattr *tb_band[NL80211_BAND_ATTR_MAX + 1]; | |
1402 | struct hostapd_hw_modes *mode; | |
1403 | int ret; | |
1404 | ||
1405 | if (phy_info->last_mode != nl_band->nla_type) { | |
1406 | mode = os_realloc_array(phy_info->modes, | |
1407 | *phy_info->num_modes + 1, | |
1408 | sizeof(*mode)); | |
747ba106 JM |
1409 | if (!mode) { |
1410 | phy_info->failed = 1; | |
1411 | return NL_STOP; | |
1412 | } | |
0fafeb54 JM |
1413 | phy_info->modes = mode; |
1414 | ||
1415 | mode = &phy_info->modes[*(phy_info->num_modes)]; | |
1416 | os_memset(mode, 0, sizeof(*mode)); | |
1417 | mode->mode = NUM_HOSTAPD_MODES; | |
1418 | mode->flags = HOSTAPD_MODE_FLAG_HT_INFO_KNOWN | | |
1419 | HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN; | |
1420 | ||
1421 | /* | |
1422 | * Unsupported VHT MCS stream is defined as value 3, so the VHT | |
1423 | * MCS RX/TX map must be initialized with 0xffff to mark all 8 | |
1424 | * possible streams as unsupported. This will be overridden if | |
1425 | * driver advertises VHT support. | |
1426 | */ | |
1427 | mode->vht_mcs_set[0] = 0xff; | |
1428 | mode->vht_mcs_set[1] = 0xff; | |
1429 | mode->vht_mcs_set[4] = 0xff; | |
1430 | mode->vht_mcs_set[5] = 0xff; | |
1431 | ||
1432 | *(phy_info->num_modes) += 1; | |
1433 | phy_info->last_mode = nl_band->nla_type; | |
1434 | phy_info->last_chan_idx = 0; | |
1435 | } else | |
1436 | mode = &phy_info->modes[*(phy_info->num_modes) - 1]; | |
1437 | ||
1438 | nla_parse(tb_band, NL80211_BAND_ATTR_MAX, nla_data(nl_band), | |
1439 | nla_len(nl_band), NULL); | |
1440 | ||
1441 | phy_info_ht_capa(mode, tb_band[NL80211_BAND_ATTR_HT_CAPA], | |
1442 | tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR], | |
1443 | tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY], | |
1444 | tb_band[NL80211_BAND_ATTR_HT_MCS_SET]); | |
1445 | phy_info_vht_capa(mode, tb_band[NL80211_BAND_ATTR_VHT_CAPA], | |
1446 | tb_band[NL80211_BAND_ATTR_VHT_MCS_SET]); | |
1447 | ret = phy_info_freqs(phy_info, mode, tb_band[NL80211_BAND_ATTR_FREQS]); | |
747ba106 JM |
1448 | if (ret == NL_OK) |
1449 | ret = phy_info_rates(mode, tb_band[NL80211_BAND_ATTR_RATES]); | |
1450 | if (ret != NL_OK) { | |
1451 | phy_info->failed = 1; | |
0fafeb54 | 1452 | return ret; |
747ba106 | 1453 | } |
0fafeb54 JM |
1454 | |
1455 | return NL_OK; | |
1456 | } | |
1457 | ||
1458 | ||
1459 | static int phy_info_handler(struct nl_msg *msg, void *arg) | |
1460 | { | |
1461 | struct nlattr *tb_msg[NL80211_ATTR_MAX + 1]; | |
1462 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1463 | struct phy_info_arg *phy_info = arg; | |
1464 | struct nlattr *nl_band; | |
1465 | int rem_band; | |
1466 | ||
1467 | nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1468 | genlmsg_attrlen(gnlh, 0), NULL); | |
1469 | ||
1470 | if (!tb_msg[NL80211_ATTR_WIPHY_BANDS]) | |
1471 | return NL_SKIP; | |
1472 | ||
1473 | nla_for_each_nested(nl_band, tb_msg[NL80211_ATTR_WIPHY_BANDS], rem_band) | |
1474 | { | |
1475 | int res = phy_info_band(phy_info, nl_band); | |
1476 | if (res != NL_OK) | |
1477 | return res; | |
1478 | } | |
1479 | ||
1480 | return NL_SKIP; | |
1481 | } | |
1482 | ||
1483 | ||
1484 | static struct hostapd_hw_modes * | |
1485 | wpa_driver_nl80211_postprocess_modes(struct hostapd_hw_modes *modes, | |
1486 | u16 *num_modes) | |
1487 | { | |
1488 | u16 m; | |
1489 | struct hostapd_hw_modes *mode11g = NULL, *nmodes, *mode; | |
1490 | int i, mode11g_idx = -1; | |
1491 | ||
1492 | /* heuristic to set up modes */ | |
1493 | for (m = 0; m < *num_modes; m++) { | |
1494 | if (!modes[m].num_channels) | |
1495 | continue; | |
1496 | if (modes[m].channels[0].freq < 4000) { | |
1497 | modes[m].mode = HOSTAPD_MODE_IEEE80211B; | |
1498 | for (i = 0; i < modes[m].num_rates; i++) { | |
1499 | if (modes[m].rates[i] > 200) { | |
1500 | modes[m].mode = HOSTAPD_MODE_IEEE80211G; | |
1501 | break; | |
1502 | } | |
1503 | } | |
1504 | } else if (modes[m].channels[0].freq > 50000) | |
1505 | modes[m].mode = HOSTAPD_MODE_IEEE80211AD; | |
1506 | else | |
1507 | modes[m].mode = HOSTAPD_MODE_IEEE80211A; | |
1508 | } | |
1509 | ||
1510 | /* If only 802.11g mode is included, use it to construct matching | |
1511 | * 802.11b mode data. */ | |
1512 | ||
1513 | for (m = 0; m < *num_modes; m++) { | |
1514 | if (modes[m].mode == HOSTAPD_MODE_IEEE80211B) | |
1515 | return modes; /* 802.11b already included */ | |
1516 | if (modes[m].mode == HOSTAPD_MODE_IEEE80211G) | |
1517 | mode11g_idx = m; | |
1518 | } | |
1519 | ||
1520 | if (mode11g_idx < 0) | |
1521 | return modes; /* 2.4 GHz band not supported at all */ | |
1522 | ||
1523 | nmodes = os_realloc_array(modes, *num_modes + 1, sizeof(*nmodes)); | |
1524 | if (nmodes == NULL) | |
1525 | return modes; /* Could not add 802.11b mode */ | |
1526 | ||
1527 | mode = &nmodes[*num_modes]; | |
1528 | os_memset(mode, 0, sizeof(*mode)); | |
1529 | (*num_modes)++; | |
1530 | modes = nmodes; | |
1531 | ||
1532 | mode->mode = HOSTAPD_MODE_IEEE80211B; | |
1533 | ||
1534 | mode11g = &modes[mode11g_idx]; | |
1535 | mode->num_channels = mode11g->num_channels; | |
a1f11e34 JB |
1536 | mode->channels = os_memdup(mode11g->channels, |
1537 | mode11g->num_channels * | |
0fafeb54 JM |
1538 | sizeof(struct hostapd_channel_data)); |
1539 | if (mode->channels == NULL) { | |
1540 | (*num_modes)--; | |
1541 | return modes; /* Could not add 802.11b mode */ | |
1542 | } | |
0fafeb54 JM |
1543 | |
1544 | mode->num_rates = 0; | |
1545 | mode->rates = os_malloc(4 * sizeof(int)); | |
1546 | if (mode->rates == NULL) { | |
1547 | os_free(mode->channels); | |
1548 | (*num_modes)--; | |
1549 | return modes; /* Could not add 802.11b mode */ | |
1550 | } | |
1551 | ||
1552 | for (i = 0; i < mode11g->num_rates; i++) { | |
1553 | if (mode11g->rates[i] != 10 && mode11g->rates[i] != 20 && | |
1554 | mode11g->rates[i] != 55 && mode11g->rates[i] != 110) | |
1555 | continue; | |
1556 | mode->rates[mode->num_rates] = mode11g->rates[i]; | |
1557 | mode->num_rates++; | |
1558 | if (mode->num_rates == 4) | |
1559 | break; | |
1560 | } | |
1561 | ||
1562 | if (mode->num_rates == 0) { | |
1563 | os_free(mode->channels); | |
1564 | os_free(mode->rates); | |
1565 | (*num_modes)--; | |
1566 | return modes; /* No 802.11b rates */ | |
1567 | } | |
1568 | ||
1569 | wpa_printf(MSG_DEBUG, "nl80211: Added 802.11b mode based on 802.11g " | |
1570 | "information"); | |
1571 | ||
1572 | return modes; | |
1573 | } | |
1574 | ||
1575 | ||
1576 | static void nl80211_set_ht40_mode(struct hostapd_hw_modes *mode, int start, | |
1577 | int end) | |
1578 | { | |
1579 | int c; | |
1580 | ||
1581 | for (c = 0; c < mode->num_channels; c++) { | |
1582 | struct hostapd_channel_data *chan = &mode->channels[c]; | |
1583 | if (chan->freq - 10 >= start && chan->freq + 10 <= end) | |
1584 | chan->flag |= HOSTAPD_CHAN_HT40; | |
1585 | } | |
1586 | } | |
1587 | ||
1588 | ||
1589 | static void nl80211_set_ht40_mode_sec(struct hostapd_hw_modes *mode, int start, | |
1590 | int end) | |
1591 | { | |
1592 | int c; | |
1593 | ||
1594 | for (c = 0; c < mode->num_channels; c++) { | |
1595 | struct hostapd_channel_data *chan = &mode->channels[c]; | |
1596 | if (!(chan->flag & HOSTAPD_CHAN_HT40)) | |
1597 | continue; | |
1598 | if (chan->freq - 30 >= start && chan->freq - 10 <= end) | |
1599 | chan->flag |= HOSTAPD_CHAN_HT40MINUS; | |
1600 | if (chan->freq + 10 >= start && chan->freq + 30 <= end) | |
1601 | chan->flag |= HOSTAPD_CHAN_HT40PLUS; | |
1602 | } | |
1603 | } | |
1604 | ||
1605 | ||
1606 | static void nl80211_reg_rule_max_eirp(u32 start, u32 end, u32 max_eirp, | |
1607 | struct phy_info_arg *results) | |
1608 | { | |
1609 | u16 m; | |
1610 | ||
1611 | for (m = 0; m < *results->num_modes; m++) { | |
1612 | int c; | |
1613 | struct hostapd_hw_modes *mode = &results->modes[m]; | |
1614 | ||
1615 | for (c = 0; c < mode->num_channels; c++) { | |
1616 | struct hostapd_channel_data *chan = &mode->channels[c]; | |
1617 | if ((u32) chan->freq - 10 >= start && | |
1618 | (u32) chan->freq + 10 <= end) | |
1619 | chan->max_tx_power = max_eirp; | |
1620 | } | |
1621 | } | |
1622 | } | |
1623 | ||
1624 | ||
1625 | static void nl80211_reg_rule_ht40(u32 start, u32 end, | |
1626 | struct phy_info_arg *results) | |
1627 | { | |
1628 | u16 m; | |
1629 | ||
1630 | for (m = 0; m < *results->num_modes; m++) { | |
1631 | if (!(results->modes[m].ht_capab & | |
1632 | HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) | |
1633 | continue; | |
1634 | nl80211_set_ht40_mode(&results->modes[m], start, end); | |
1635 | } | |
1636 | } | |
1637 | ||
1638 | ||
1639 | static void nl80211_reg_rule_sec(struct nlattr *tb[], | |
1640 | struct phy_info_arg *results) | |
1641 | { | |
1642 | u32 start, end, max_bw; | |
1643 | u16 m; | |
1644 | ||
1645 | if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL || | |
1646 | tb[NL80211_ATTR_FREQ_RANGE_END] == NULL || | |
1647 | tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL) | |
1648 | return; | |
1649 | ||
1650 | start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000; | |
1651 | end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000; | |
1652 | max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000; | |
1653 | ||
1654 | if (max_bw < 20) | |
1655 | return; | |
1656 | ||
1657 | for (m = 0; m < *results->num_modes; m++) { | |
1658 | if (!(results->modes[m].ht_capab & | |
1659 | HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) | |
1660 | continue; | |
1661 | nl80211_set_ht40_mode_sec(&results->modes[m], start, end); | |
1662 | } | |
1663 | } | |
1664 | ||
1665 | ||
1666 | static void nl80211_set_vht_mode(struct hostapd_hw_modes *mode, int start, | |
bee5d8e0 | 1667 | int end, int max_bw) |
0fafeb54 JM |
1668 | { |
1669 | int c; | |
1670 | ||
1671 | for (c = 0; c < mode->num_channels; c++) { | |
1672 | struct hostapd_channel_data *chan = &mode->channels[c]; | |
1673 | if (chan->freq - 10 >= start && chan->freq + 70 <= end) | |
1674 | chan->flag |= HOSTAPD_CHAN_VHT_10_70; | |
1675 | ||
1676 | if (chan->freq - 30 >= start && chan->freq + 50 <= end) | |
1677 | chan->flag |= HOSTAPD_CHAN_VHT_30_50; | |
1678 | ||
1679 | if (chan->freq - 50 >= start && chan->freq + 30 <= end) | |
1680 | chan->flag |= HOSTAPD_CHAN_VHT_50_30; | |
1681 | ||
1682 | if (chan->freq - 70 >= start && chan->freq + 10 <= end) | |
1683 | chan->flag |= HOSTAPD_CHAN_VHT_70_10; | |
bee5d8e0 AK |
1684 | |
1685 | if (max_bw >= 160) { | |
1686 | if (chan->freq - 10 >= start && chan->freq + 150 <= end) | |
1687 | chan->flag |= HOSTAPD_CHAN_VHT_10_150; | |
1688 | ||
1689 | if (chan->freq - 30 >= start && chan->freq + 130 <= end) | |
1690 | chan->flag |= HOSTAPD_CHAN_VHT_30_130; | |
1691 | ||
1692 | if (chan->freq - 50 >= start && chan->freq + 110 <= end) | |
1693 | chan->flag |= HOSTAPD_CHAN_VHT_50_110; | |
1694 | ||
1695 | if (chan->freq - 70 >= start && chan->freq + 90 <= end) | |
1696 | chan->flag |= HOSTAPD_CHAN_VHT_70_90; | |
1697 | ||
1698 | if (chan->freq - 90 >= start && chan->freq + 70 <= end) | |
1699 | chan->flag |= HOSTAPD_CHAN_VHT_90_70; | |
1700 | ||
1701 | if (chan->freq - 110 >= start && chan->freq + 50 <= end) | |
1702 | chan->flag |= HOSTAPD_CHAN_VHT_110_50; | |
1703 | ||
1704 | if (chan->freq - 130 >= start && chan->freq + 30 <= end) | |
1705 | chan->flag |= HOSTAPD_CHAN_VHT_130_30; | |
1706 | ||
1707 | if (chan->freq - 150 >= start && chan->freq + 10 <= end) | |
1708 | chan->flag |= HOSTAPD_CHAN_VHT_150_10; | |
1709 | } | |
0fafeb54 JM |
1710 | } |
1711 | } | |
1712 | ||
1713 | ||
1714 | static void nl80211_reg_rule_vht(struct nlattr *tb[], | |
1715 | struct phy_info_arg *results) | |
1716 | { | |
1717 | u32 start, end, max_bw; | |
1718 | u16 m; | |
1719 | ||
1720 | if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL || | |
1721 | tb[NL80211_ATTR_FREQ_RANGE_END] == NULL || | |
1722 | tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL) | |
1723 | return; | |
1724 | ||
1725 | start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000; | |
1726 | end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000; | |
1727 | max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000; | |
1728 | ||
1729 | if (max_bw < 80) | |
1730 | return; | |
1731 | ||
1732 | for (m = 0; m < *results->num_modes; m++) { | |
1733 | if (!(results->modes[m].ht_capab & | |
1734 | HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) | |
1735 | continue; | |
1736 | /* TODO: use a real VHT support indication */ | |
1737 | if (!results->modes[m].vht_capab) | |
1738 | continue; | |
1739 | ||
bee5d8e0 | 1740 | nl80211_set_vht_mode(&results->modes[m], start, end, max_bw); |
0fafeb54 JM |
1741 | } |
1742 | } | |
1743 | ||
1744 | ||
aa56e36d VT |
1745 | static void nl80211_set_dfs_domain(enum nl80211_dfs_regions region, |
1746 | u8 *dfs_domain) | |
1747 | { | |
1748 | if (region == NL80211_DFS_FCC) | |
1749 | *dfs_domain = HOSTAPD_DFS_REGION_FCC; | |
1750 | else if (region == NL80211_DFS_ETSI) | |
1751 | *dfs_domain = HOSTAPD_DFS_REGION_ETSI; | |
1752 | else if (region == NL80211_DFS_JP) | |
1753 | *dfs_domain = HOSTAPD_DFS_REGION_JP; | |
1754 | else | |
1755 | *dfs_domain = 0; | |
1756 | } | |
1757 | ||
1758 | ||
0fafeb54 JM |
1759 | static const char * dfs_domain_name(enum nl80211_dfs_regions region) |
1760 | { | |
1761 | switch (region) { | |
1762 | case NL80211_DFS_UNSET: | |
1763 | return "DFS-UNSET"; | |
1764 | case NL80211_DFS_FCC: | |
1765 | return "DFS-FCC"; | |
1766 | case NL80211_DFS_ETSI: | |
1767 | return "DFS-ETSI"; | |
1768 | case NL80211_DFS_JP: | |
1769 | return "DFS-JP"; | |
1770 | default: | |
1771 | return "DFS-invalid"; | |
1772 | } | |
1773 | } | |
1774 | ||
1775 | ||
1776 | static int nl80211_get_reg(struct nl_msg *msg, void *arg) | |
1777 | { | |
1778 | struct phy_info_arg *results = arg; | |
1779 | struct nlattr *tb_msg[NL80211_ATTR_MAX + 1]; | |
1780 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
1781 | struct nlattr *nl_rule; | |
1782 | struct nlattr *tb_rule[NL80211_FREQUENCY_ATTR_MAX + 1]; | |
1783 | int rem_rule; | |
1784 | static struct nla_policy reg_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = { | |
1785 | [NL80211_ATTR_REG_RULE_FLAGS] = { .type = NLA_U32 }, | |
1786 | [NL80211_ATTR_FREQ_RANGE_START] = { .type = NLA_U32 }, | |
1787 | [NL80211_ATTR_FREQ_RANGE_END] = { .type = NLA_U32 }, | |
1788 | [NL80211_ATTR_FREQ_RANGE_MAX_BW] = { .type = NLA_U32 }, | |
1789 | [NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN] = { .type = NLA_U32 }, | |
1790 | [NL80211_ATTR_POWER_RULE_MAX_EIRP] = { .type = NLA_U32 }, | |
1791 | }; | |
1792 | ||
1793 | nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
1794 | genlmsg_attrlen(gnlh, 0), NULL); | |
1795 | if (!tb_msg[NL80211_ATTR_REG_ALPHA2] || | |
1796 | !tb_msg[NL80211_ATTR_REG_RULES]) { | |
1797 | wpa_printf(MSG_DEBUG, "nl80211: No regulatory information " | |
1798 | "available"); | |
1799 | return NL_SKIP; | |
1800 | } | |
1801 | ||
1802 | if (tb_msg[NL80211_ATTR_DFS_REGION]) { | |
1803 | enum nl80211_dfs_regions dfs_domain; | |
1804 | dfs_domain = nla_get_u8(tb_msg[NL80211_ATTR_DFS_REGION]); | |
aa56e36d | 1805 | nl80211_set_dfs_domain(dfs_domain, &results->dfs_domain); |
0fafeb54 JM |
1806 | wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s (%s)", |
1807 | (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), | |
1808 | dfs_domain_name(dfs_domain)); | |
1809 | } else { | |
1810 | wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s", | |
1811 | (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2])); | |
1812 | } | |
1813 | ||
1814 | nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule) | |
1815 | { | |
1816 | u32 start, end, max_eirp = 0, max_bw = 0, flags = 0; | |
1817 | nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX, | |
1818 | nla_data(nl_rule), nla_len(nl_rule), reg_policy); | |
1819 | if (tb_rule[NL80211_ATTR_FREQ_RANGE_START] == NULL || | |
1820 | tb_rule[NL80211_ATTR_FREQ_RANGE_END] == NULL) | |
1821 | continue; | |
1822 | start = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_START]) / 1000; | |
1823 | end = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_END]) / 1000; | |
1824 | if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) | |
1825 | max_eirp = nla_get_u32(tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) / 100; | |
1826 | if (tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW]) | |
1827 | max_bw = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000; | |
1828 | if (tb_rule[NL80211_ATTR_REG_RULE_FLAGS]) | |
1829 | flags = nla_get_u32(tb_rule[NL80211_ATTR_REG_RULE_FLAGS]); | |
1830 | ||
1831 | wpa_printf(MSG_DEBUG, "nl80211: %u-%u @ %u MHz %u mBm%s%s%s%s%s%s%s%s", | |
1832 | start, end, max_bw, max_eirp, | |
1833 | flags & NL80211_RRF_NO_OFDM ? " (no OFDM)" : "", | |
1834 | flags & NL80211_RRF_NO_CCK ? " (no CCK)" : "", | |
1835 | flags & NL80211_RRF_NO_INDOOR ? " (no indoor)" : "", | |
1836 | flags & NL80211_RRF_NO_OUTDOOR ? " (no outdoor)" : | |
1837 | "", | |
1838 | flags & NL80211_RRF_DFS ? " (DFS)" : "", | |
1839 | flags & NL80211_RRF_PTP_ONLY ? " (PTP only)" : "", | |
1840 | flags & NL80211_RRF_PTMP_ONLY ? " (PTMP only)" : "", | |
1841 | flags & NL80211_RRF_NO_IR ? " (no IR)" : ""); | |
1842 | if (max_bw >= 40) | |
1843 | nl80211_reg_rule_ht40(start, end, results); | |
1844 | if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) | |
1845 | nl80211_reg_rule_max_eirp(start, end, max_eirp, | |
1846 | results); | |
1847 | } | |
1848 | ||
1849 | nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule) | |
1850 | { | |
1851 | nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX, | |
1852 | nla_data(nl_rule), nla_len(nl_rule), reg_policy); | |
1853 | nl80211_reg_rule_sec(tb_rule, results); | |
1854 | } | |
1855 | ||
1856 | nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule) | |
1857 | { | |
1858 | nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX, | |
1859 | nla_data(nl_rule), nla_len(nl_rule), reg_policy); | |
1860 | nl80211_reg_rule_vht(tb_rule, results); | |
1861 | } | |
1862 | ||
1863 | return NL_SKIP; | |
1864 | } | |
1865 | ||
1866 | ||
1867 | static int nl80211_set_regulatory_flags(struct wpa_driver_nl80211_data *drv, | |
1868 | struct phy_info_arg *results) | |
1869 | { | |
1870 | struct nl_msg *msg; | |
1871 | ||
1872 | msg = nlmsg_alloc(); | |
1873 | if (!msg) | |
1874 | return -ENOMEM; | |
1875 | ||
1876 | nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG); | |
1877 | return send_and_recv_msgs(drv, msg, nl80211_get_reg, results); | |
1878 | } | |
1879 | ||
1880 | ||
1881 | struct hostapd_hw_modes * | |
aa56e36d VT |
1882 | nl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags, |
1883 | u8 *dfs_domain) | |
0fafeb54 JM |
1884 | { |
1885 | u32 feat; | |
1886 | struct i802_bss *bss = priv; | |
1887 | struct wpa_driver_nl80211_data *drv = bss->drv; | |
9589a91e | 1888 | int nl_flags = 0; |
0fafeb54 JM |
1889 | struct nl_msg *msg; |
1890 | struct phy_info_arg result = { | |
1891 | .num_modes = num_modes, | |
1892 | .modes = NULL, | |
1893 | .last_mode = -1, | |
747ba106 | 1894 | .failed = 0, |
aa56e36d | 1895 | .dfs_domain = 0, |
0fafeb54 JM |
1896 | }; |
1897 | ||
1898 | *num_modes = 0; | |
1899 | *flags = 0; | |
aa56e36d | 1900 | *dfs_domain = 0; |
0fafeb54 | 1901 | |
0fafeb54 JM |
1902 | feat = get_nl80211_protocol_features(drv); |
1903 | if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP) | |
9589a91e | 1904 | nl_flags = NLM_F_DUMP; |
56f77852 JM |
1905 | if (!(msg = nl80211_cmd_msg(bss, nl_flags, NL80211_CMD_GET_WIPHY)) || |
1906 | nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP)) { | |
9589a91e JM |
1907 | nlmsg_free(msg); |
1908 | return NULL; | |
1909 | } | |
0fafeb54 JM |
1910 | |
1911 | if (send_and_recv_msgs(drv, msg, phy_info_handler, &result) == 0) { | |
1912 | nl80211_set_regulatory_flags(drv, &result); | |
747ba106 JM |
1913 | if (result.failed) { |
1914 | int i; | |
1915 | ||
1916 | for (i = 0; result.modes && i < *num_modes; i++) { | |
1917 | os_free(result.modes[i].channels); | |
1918 | os_free(result.modes[i].rates); | |
1919 | } | |
1920 | os_free(result.modes); | |
517b5f92 | 1921 | *num_modes = 0; |
747ba106 JM |
1922 | return NULL; |
1923 | } | |
aa56e36d VT |
1924 | |
1925 | *dfs_domain = result.dfs_domain; | |
1926 | ||
0fafeb54 JM |
1927 | return wpa_driver_nl80211_postprocess_modes(result.modes, |
1928 | num_modes); | |
1929 | } | |
9589a91e | 1930 | |
0fafeb54 JM |
1931 | return NULL; |
1932 | } |