1 /* 2 * hostapd - Driver operations 3 * Copyright (c) 2009-2010, Jouni Malinen <j (at) w1.fi> 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9 #include "utils/includes.h" 10 11 #include "utils/common.h" 12 #include "common/ieee802_11_defs.h" 13 #include "common/hw_features_common.h" 14 #include "wps/wps.h" 15 #include "p2p/p2p.h" 16 #include "hostapd.h" 17 #include "ieee802_11.h" 18 #include "sta_info.h" 19 #include "ap_config.h" 20 #include "p2p_hostapd.h" 21 #include "hs20.h" 22 #include "ap_drv_ops.h" 23 24 25 u32 hostapd_sta_flags_to_drv(u32 flags) 26 { 27 int res = 0; 28 if (flags & WLAN_STA_AUTHORIZED) 29 res |= WPA_STA_AUTHORIZED; 30 if (flags & WLAN_STA_WMM) 31 res |= WPA_STA_WMM; 32 if (flags & WLAN_STA_SHORT_PREAMBLE) 33 res |= WPA_STA_SHORT_PREAMBLE; 34 if (flags & WLAN_STA_MFP) 35 res |= WPA_STA_MFP; 36 return res; 37 } 38 39 40 int hostapd_build_ap_extra_ies(struct hostapd_data *hapd, 41 struct wpabuf **beacon_ret, 42 struct wpabuf **proberesp_ret, 43 struct wpabuf **assocresp_ret) 44 { 45 struct wpabuf *beacon = NULL, *proberesp = NULL, *assocresp = NULL; 46 u8 buf[200], *pos; 47 48 *beacon_ret = *proberesp_ret = *assocresp_ret = NULL; 49 50 pos = buf; 51 pos = hostapd_eid_time_adv(hapd, pos); 52 if (pos != buf) { 53 if (wpabuf_resize(&beacon, pos - buf) != 0) 54 goto fail; 55 wpabuf_put_data(beacon, buf, pos - buf); 56 } 57 pos = hostapd_eid_time_zone(hapd, pos); 58 if (pos != buf) { 59 if (wpabuf_resize(&proberesp, pos - buf) != 0) 60 goto fail; 61 wpabuf_put_data(proberesp, buf, pos - buf); 62 } 63 64 pos = buf; 65 pos = hostapd_eid_ext_capab(hapd, pos); 66 if (pos != buf) { 67 if (wpabuf_resize(&assocresp, pos - buf) != 0) 68 goto fail; 69 wpabuf_put_data(assocresp, buf, pos - buf); 70 } 71 pos = hostapd_eid_interworking(hapd, pos); 72 pos = hostapd_eid_adv_proto(hapd, pos); 73 pos = hostapd_eid_roaming_consortium(hapd, pos); 74 if (pos != buf) { 75 if (wpabuf_resize(&beacon, pos - buf) != 0) 76 goto fail; 77 wpabuf_put_data(beacon, buf, pos - buf); 78 79 if (wpabuf_resize(&proberesp, pos - buf) != 0) 80 goto fail; 81 wpabuf_put_data(proberesp, buf, pos - buf); 82 } 83 84 if (hapd->wps_beacon_ie) { 85 if (wpabuf_resize(&beacon, wpabuf_len(hapd->wps_beacon_ie)) < 86 0) 87 goto fail; 88 wpabuf_put_buf(beacon, hapd->wps_beacon_ie); 89 } 90 91 if (hapd->wps_probe_resp_ie) { 92 if (wpabuf_resize(&proberesp, 93 wpabuf_len(hapd->wps_probe_resp_ie)) < 0) 94 goto fail; 95 wpabuf_put_buf(proberesp, hapd->wps_probe_resp_ie); 96 } 97 98 #ifdef CONFIG_P2P 99 if (hapd->p2p_beacon_ie) { 100 if (wpabuf_resize(&beacon, wpabuf_len(hapd->p2p_beacon_ie)) < 101 0) 102 goto fail; 103 wpabuf_put_buf(beacon, hapd->p2p_beacon_ie); 104 } 105 106 if (hapd->p2p_probe_resp_ie) { 107 if (wpabuf_resize(&proberesp, 108 wpabuf_len(hapd->p2p_probe_resp_ie)) < 0) 109 goto fail; 110 wpabuf_put_buf(proberesp, hapd->p2p_probe_resp_ie); 111 } 112 #endif /* CONFIG_P2P */ 113 114 #ifdef CONFIG_P2P_MANAGER 115 if (hapd->conf->p2p & P2P_MANAGE) { 116 if (wpabuf_resize(&beacon, 100) == 0) { 117 u8 *start, *p; 118 start = wpabuf_put(beacon, 0); 119 p = hostapd_eid_p2p_manage(hapd, start); 120 wpabuf_put(beacon, p - start); 121 } 122 123 if (wpabuf_resize(&proberesp, 100) == 0) { 124 u8 *start, *p; 125 start = wpabuf_put(proberesp, 0); 126 p = hostapd_eid_p2p_manage(hapd, start); 127 wpabuf_put(proberesp, p - start); 128 } 129 } 130 #endif /* CONFIG_P2P_MANAGER */ 131 132 #ifdef CONFIG_WPS 133 if (hapd->conf->wps_state) { 134 struct wpabuf *a = wps_build_assoc_resp_ie(); 135 if (a && wpabuf_resize(&assocresp, wpabuf_len(a)) == 0) 136 wpabuf_put_buf(assocresp, a); 137 wpabuf_free(a); 138 } 139 #endif /* CONFIG_WPS */ 140 141 #ifdef CONFIG_P2P_MANAGER 142 if (hapd->conf->p2p & P2P_MANAGE) { 143 if (wpabuf_resize(&assocresp, 100) == 0) { 144 u8 *start, *p; 145 start = wpabuf_put(assocresp, 0); 146 p = hostapd_eid_p2p_manage(hapd, start); 147 wpabuf_put(assocresp, p - start); 148 } 149 } 150 #endif /* CONFIG_P2P_MANAGER */ 151 152 #ifdef CONFIG_WIFI_DISPLAY 153 if (hapd->p2p_group) { 154 struct wpabuf *a; 155 a = p2p_group_assoc_resp_ie(hapd->p2p_group, P2P_SC_SUCCESS); 156 if (a && wpabuf_resize(&assocresp, wpabuf_len(a)) == 0) 157 wpabuf_put_buf(assocresp, a); 158 wpabuf_free(a); 159 } 160 #endif /* CONFIG_WIFI_DISPLAY */ 161 162 #ifdef CONFIG_HS20 163 pos = buf; 164 pos = hostapd_eid_hs20_indication(hapd, pos); 165 if (pos != buf) { 166 if (wpabuf_resize(&beacon, pos - buf) != 0) 167 goto fail; 168 wpabuf_put_data(beacon, buf, pos - buf); 169 170 if (wpabuf_resize(&proberesp, pos - buf) != 0) 171 goto fail; 172 wpabuf_put_data(proberesp, buf, pos - buf); 173 } 174 175 pos = hostapd_eid_osen(hapd, buf); 176 if (pos != buf) { 177 if (wpabuf_resize(&beacon, pos - buf) != 0) 178 goto fail; 179 wpabuf_put_data(beacon, buf, pos - buf); 180 181 if (wpabuf_resize(&proberesp, pos - buf) != 0) 182 goto fail; 183 wpabuf_put_data(proberesp, buf, pos - buf); 184 } 185 #endif /* CONFIG_HS20 */ 186 187 if (hapd->conf->vendor_elements) { 188 size_t add = wpabuf_len(hapd->conf->vendor_elements); 189 if (wpabuf_resize(&beacon, add) == 0) 190 wpabuf_put_buf(beacon, hapd->conf->vendor_elements); 191 if (wpabuf_resize(&proberesp, add) == 0) 192 wpabuf_put_buf(proberesp, hapd->conf->vendor_elements); 193 } 194 195 *beacon_ret = beacon; 196 *proberesp_ret = proberesp; 197 *assocresp_ret = assocresp; 198 199 return 0; 200 201 fail: 202 wpabuf_free(beacon); 203 wpabuf_free(proberesp); 204 wpabuf_free(assocresp); 205 return -1; 206 } 207 208 209 void hostapd_free_ap_extra_ies(struct hostapd_data *hapd, 210 struct wpabuf *beacon, 211 struct wpabuf *proberesp, 212 struct wpabuf *assocresp) 213 { 214 wpabuf_free(beacon); 215 wpabuf_free(proberesp); 216 wpabuf_free(assocresp); 217 } 218 219 220 int hostapd_reset_ap_wps_ie(struct hostapd_data *hapd) 221 { 222 if (hapd->driver == NULL || hapd->driver->set_ap_wps_ie == NULL) 223 return 0; 224 225 return hapd->driver->set_ap_wps_ie(hapd->drv_priv, NULL, NULL, NULL); 226 } 227 228 229 int hostapd_set_ap_wps_ie(struct hostapd_data *hapd) 230 { 231 struct wpabuf *beacon, *proberesp, *assocresp; 232 int ret; 233 234 if (hapd->driver == NULL || hapd->driver->set_ap_wps_ie == NULL) 235 return 0; 236 237 if (hostapd_build_ap_extra_ies(hapd, &beacon, &proberesp, &assocresp) < 238 0) 239 return -1; 240 241 ret = hapd->driver->set_ap_wps_ie(hapd->drv_priv, beacon, proberesp, 242 assocresp); 243 244 hostapd_free_ap_extra_ies(hapd, beacon, proberesp, assocresp); 245 246 return ret; 247 } 248 249 250 int hostapd_set_authorized(struct hostapd_data *hapd, 251 struct sta_info *sta, int authorized) 252 { 253 if (authorized) { 254 return hostapd_sta_set_flags(hapd, sta->addr, 255 hostapd_sta_flags_to_drv( 256 sta->flags), 257 WPA_STA_AUTHORIZED, ~0); 258 } 259 260 return hostapd_sta_set_flags(hapd, sta->addr, 261 hostapd_sta_flags_to_drv(sta->flags), 262 0, ~WPA_STA_AUTHORIZED); 263 } 264 265 266 int hostapd_set_sta_flags(struct hostapd_data *hapd, struct sta_info *sta) 267 { 268 int set_flags, total_flags, flags_and, flags_or; 269 total_flags = hostapd_sta_flags_to_drv(sta->flags); 270 set_flags = WPA_STA_SHORT_PREAMBLE | WPA_STA_WMM | WPA_STA_MFP; 271 if (((!hapd->conf->ieee802_1x && !hapd->conf->wpa) || 272 sta->auth_alg == WLAN_AUTH_FT) && 273 sta->flags & WLAN_STA_AUTHORIZED) 274 set_flags |= WPA_STA_AUTHORIZED; 275 flags_or = total_flags & set_flags; 276 flags_and = total_flags | ~set_flags; 277 return hostapd_sta_set_flags(hapd, sta->addr, total_flags, 278 flags_or, flags_and); 279 } 280 281 282 int hostapd_set_drv_ieee8021x(struct hostapd_data *hapd, const char *ifname, 283 int enabled) 284 { 285 struct wpa_bss_params params; 286 os_memset(¶ms, 0, sizeof(params)); 287 params.ifname = ifname; 288 params.enabled = enabled; 289 if (enabled) { 290 params.wpa = hapd->conf->wpa; 291 params.ieee802_1x = hapd->conf->ieee802_1x; 292 params.wpa_group = hapd->conf->wpa_group; 293 if ((hapd->conf->wpa & (WPA_PROTO_WPA | WPA_PROTO_RSN)) == 294 (WPA_PROTO_WPA | WPA_PROTO_RSN)) 295 params.wpa_pairwise = hapd->conf->wpa_pairwise | 296 hapd->conf->rsn_pairwise; 297 else if (hapd->conf->wpa & WPA_PROTO_RSN) 298 params.wpa_pairwise = hapd->conf->rsn_pairwise; 299 else if (hapd->conf->wpa & WPA_PROTO_WPA) 300 params.wpa_pairwise = hapd->conf->wpa_pairwise; 301 params.wpa_key_mgmt = hapd->conf->wpa_key_mgmt; 302 params.rsn_preauth = hapd->conf->rsn_preauth; 303 #ifdef CONFIG_IEEE80211W 304 params.ieee80211w = hapd->conf->ieee80211w; 305 #endif /* CONFIG_IEEE80211W */ 306 } 307 return hostapd_set_ieee8021x(hapd, ¶ms); 308 } 309 310 311 int hostapd_vlan_if_add(struct hostapd_data *hapd, const char *ifname) 312 { 313 char force_ifname[IFNAMSIZ]; 314 u8 if_addr[ETH_ALEN]; 315 return hostapd_if_add(hapd, WPA_IF_AP_VLAN, ifname, hapd->own_addr, 316 NULL, NULL, force_ifname, if_addr, NULL, 0); 317 } 318 319 320 int hostapd_vlan_if_remove(struct hostapd_data *hapd, const char *ifname) 321 { 322 return hostapd_if_remove(hapd, WPA_IF_AP_VLAN, ifname); 323 } 324 325 326 int hostapd_set_wds_sta(struct hostapd_data *hapd, char *ifname_wds, 327 const u8 *addr, int aid, int val) 328 { 329 const char *bridge = NULL; 330 331 if (hapd->driver == NULL || hapd->driver->set_wds_sta == NULL) 332 return -1; 333 if (hapd->conf->wds_bridge[0]) 334 bridge = hapd->conf->wds_bridge; 335 else if (hapd->conf->bridge[0]) 336 bridge = hapd->conf->bridge; 337 return hapd->driver->set_wds_sta(hapd->drv_priv, addr, aid, val, 338 bridge, ifname_wds); 339 } 340 341 342 int hostapd_add_sta_node(struct hostapd_data *hapd, const u8 *addr, 343 u16 auth_alg) 344 { 345 if (hapd->driver == NULL || hapd->driver->add_sta_node == NULL) 346 return 0; 347 return hapd->driver->add_sta_node(hapd->drv_priv, addr, auth_alg); 348 } 349 350 351 int hostapd_sta_auth(struct hostapd_data *hapd, const u8 *addr, 352 u16 seq, u16 status, const u8 *ie, size_t len) 353 { 354 if (hapd->driver == NULL || hapd->driver->sta_auth == NULL) 355 return 0; 356 return hapd->driver->sta_auth(hapd->drv_priv, hapd->own_addr, addr, 357 seq, status, ie, len); 358 } 359 360 361 int hostapd_sta_assoc(struct hostapd_data *hapd, const u8 *addr, 362 int reassoc, u16 status, const u8 *ie, size_t len) 363 { 364 if (hapd->driver == NULL || hapd->driver->sta_assoc == NULL) 365 return 0; 366 return hapd->driver->sta_assoc(hapd->drv_priv, hapd->own_addr, addr, 367 reassoc, status, ie, len); 368 } 369 370 371 int hostapd_sta_add(struct hostapd_data *hapd, 372 const u8 *addr, u16 aid, u16 capability, 373 const u8 *supp_rates, size_t supp_rates_len, 374 u16 listen_interval, 375 const struct ieee80211_ht_capabilities *ht_capab, 376 const struct ieee80211_vht_capabilities *vht_capab, 377 u32 flags, u8 qosinfo, u8 vht_opmode) 378 { 379 struct hostapd_sta_add_params params; 380 381 if (hapd->driver == NULL) 382 return 0; 383 if (hapd->driver->sta_add == NULL) 384 return 0; 385 386 os_memset(¶ms, 0, sizeof(params)); 387 params.addr = addr; 388 params.aid = aid; 389 params.capability = capability; 390 params.supp_rates = supp_rates; 391 params.supp_rates_len = supp_rates_len; 392 params.listen_interval = listen_interval; 393 params.ht_capabilities = ht_capab; 394 params.vht_capabilities = vht_capab; 395 params.vht_opmode_enabled = !!(flags & WLAN_STA_VHT_OPMODE_ENABLED); 396 params.vht_opmode = vht_opmode; 397 params.flags = hostapd_sta_flags_to_drv(flags); 398 params.qosinfo = qosinfo; 399 return hapd->driver->sta_add(hapd->drv_priv, ¶ms); 400 } 401 402 403 int hostapd_add_tspec(struct hostapd_data *hapd, const u8 *addr, 404 u8 *tspec_ie, size_t tspec_ielen) 405 { 406 if (hapd->driver == NULL || hapd->driver->add_tspec == NULL) 407 return 0; 408 return hapd->driver->add_tspec(hapd->drv_priv, addr, tspec_ie, 409 tspec_ielen); 410 } 411 412 413 int hostapd_set_privacy(struct hostapd_data *hapd, int enabled) 414 { 415 if (hapd->driver == NULL || hapd->driver->set_privacy == NULL) 416 return 0; 417 return hapd->driver->set_privacy(hapd->drv_priv, enabled); 418 } 419 420 421 int hostapd_set_generic_elem(struct hostapd_data *hapd, const u8 *elem, 422 size_t elem_len) 423 { 424 if (hapd->driver == NULL || hapd->driver->set_generic_elem == NULL) 425 return 0; 426 return hapd->driver->set_generic_elem(hapd->drv_priv, elem, elem_len); 427 } 428 429 430 int hostapd_get_ssid(struct hostapd_data *hapd, u8 *buf, size_t len) 431 { 432 if (hapd->driver == NULL || hapd->driver->hapd_get_ssid == NULL) 433 return 0; 434 return hapd->driver->hapd_get_ssid(hapd->drv_priv, buf, len); 435 } 436 437 438 int hostapd_set_ssid(struct hostapd_data *hapd, const u8 *buf, size_t len) 439 { 440 if (hapd->driver == NULL || hapd->driver->hapd_set_ssid == NULL) 441 return 0; 442 return hapd->driver->hapd_set_ssid(hapd->drv_priv, buf, len); 443 } 444 445 446 int hostapd_if_add(struct hostapd_data *hapd, enum wpa_driver_if_type type, 447 const char *ifname, const u8 *addr, void *bss_ctx, 448 void **drv_priv, char *force_ifname, u8 *if_addr, 449 const char *bridge, int use_existing) 450 { 451 if (hapd->driver == NULL || hapd->driver->if_add == NULL) 452 return -1; 453 return hapd->driver->if_add(hapd->drv_priv, type, ifname, addr, 454 bss_ctx, drv_priv, force_ifname, if_addr, 455 bridge, use_existing); 456 } 457 458 459 int hostapd_if_remove(struct hostapd_data *hapd, enum wpa_driver_if_type type, 460 const char *ifname) 461 { 462 if (hapd->driver == NULL || hapd->drv_priv == NULL || 463 hapd->driver->if_remove == NULL) 464 return -1; 465 return hapd->driver->if_remove(hapd->drv_priv, type, ifname); 466 } 467 468 469 int hostapd_set_ieee8021x(struct hostapd_data *hapd, 470 struct wpa_bss_params *params) 471 { 472 if (hapd->driver == NULL || hapd->driver->set_ieee8021x == NULL) 473 return 0; 474 return hapd->driver->set_ieee8021x(hapd->drv_priv, params); 475 } 476 477 478 int hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd, 479 const u8 *addr, int idx, u8 *seq) 480 { 481 if (hapd->driver == NULL || hapd->driver->get_seqnum == NULL) 482 return 0; 483 return hapd->driver->get_seqnum(ifname, hapd->drv_priv, addr, idx, 484 seq); 485 } 486 487 488 int hostapd_flush(struct hostapd_data *hapd) 489 { 490 if (hapd->driver == NULL || hapd->driver->flush == NULL) 491 return 0; 492 return hapd->driver->flush(hapd->drv_priv); 493 } 494 495 496 int hostapd_set_freq(struct hostapd_data *hapd, enum hostapd_hw_mode mode, 497 int freq, int channel, int ht_enabled, int vht_enabled, 498 int sec_channel_offset, int vht_oper_chwidth, 499 int center_segment0, int center_segment1) 500 { 501 struct hostapd_freq_params data; 502 503 if (hostapd_set_freq_params(&data, mode, freq, channel, ht_enabled, 504 vht_enabled, sec_channel_offset, 505 vht_oper_chwidth, 506 center_segment0, center_segment1, 507 hapd->iface->current_mode ? 508 hapd->iface->current_mode->vht_capab : 0)) 509 return -1; 510 511 if (hapd->driver == NULL) 512 return 0; 513 if (hapd->driver->set_freq == NULL) 514 return 0; 515 return hapd->driver->set_freq(hapd->drv_priv, &data); 516 } 517 518 int hostapd_set_rts(struct hostapd_data *hapd, int rts) 519 { 520 if (hapd->driver == NULL || hapd->driver->set_rts == NULL) 521 return 0; 522 return hapd->driver->set_rts(hapd->drv_priv, rts); 523 } 524 525 526 int hostapd_set_frag(struct hostapd_data *hapd, int frag) 527 { 528 if (hapd->driver == NULL || hapd->driver->set_frag == NULL) 529 return 0; 530 return hapd->driver->set_frag(hapd->drv_priv, frag); 531 } 532 533 534 int hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr, 535 int total_flags, int flags_or, int flags_and) 536 { 537 if (hapd->driver == NULL || hapd->driver->sta_set_flags == NULL) 538 return 0; 539 return hapd->driver->sta_set_flags(hapd->drv_priv, addr, total_flags, 540 flags_or, flags_and); 541 } 542 543 544 int hostapd_set_country(struct hostapd_data *hapd, const char *country) 545 { 546 if (hapd->driver == NULL || 547 hapd->driver->set_country == NULL) 548 return 0; 549 return hapd->driver->set_country(hapd->drv_priv, country); 550 } 551 552 553 int hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs, 554 int cw_min, int cw_max, int burst_time) 555 { 556 if (hapd->driver == NULL || hapd->driver->set_tx_queue_params == NULL) 557 return 0; 558 return hapd->driver->set_tx_queue_params(hapd->drv_priv, queue, aifs, 559 cw_min, cw_max, burst_time); 560 } 561 562 563 struct hostapd_hw_modes * 564 hostapd_get_hw_feature_data(struct hostapd_data *hapd, u16 *num_modes, 565 u16 *flags) 566 { 567 if (hapd->driver == NULL || 568 hapd->driver->get_hw_feature_data == NULL) 569 return NULL; 570 return hapd->driver->get_hw_feature_data(hapd->drv_priv, num_modes, 571 flags); 572 } 573 574 575 int hostapd_driver_commit(struct hostapd_data *hapd) 576 { 577 if (hapd->driver == NULL || hapd->driver->commit == NULL) 578 return 0; 579 return hapd->driver->commit(hapd->drv_priv); 580 } 581 582 583 int hostapd_drv_none(struct hostapd_data *hapd) 584 { 585 return hapd->driver && os_strcmp(hapd->driver->name, "none") == 0; 586 } 587 588 589 int hostapd_driver_scan(struct hostapd_data *hapd, 590 struct wpa_driver_scan_params *params) 591 { 592 if (hapd->driver && hapd->driver->scan2) 593 return hapd->driver->scan2(hapd->drv_priv, params); 594 return -1; 595 } 596 597 598 struct wpa_scan_results * hostapd_driver_get_scan_results( 599 struct hostapd_data *hapd) 600 { 601 if (hapd->driver && hapd->driver->get_scan_results2) 602 return hapd->driver->get_scan_results2(hapd->drv_priv); 603 return NULL; 604 } 605 606 607 int hostapd_driver_set_noa(struct hostapd_data *hapd, u8 count, int start, 608 int duration) 609 { 610 if (hapd->driver && hapd->driver->set_noa) 611 return hapd->driver->set_noa(hapd->drv_priv, count, start, 612 duration); 613 return -1; 614 } 615 616 617 int hostapd_drv_set_key(const char *ifname, struct hostapd_data *hapd, 618 enum wpa_alg alg, const u8 *addr, 619 int key_idx, int set_tx, 620 const u8 *seq, size_t seq_len, 621 const u8 *key, size_t key_len) 622 { 623 if (hapd->driver == NULL || hapd->driver->set_key == NULL) 624 return 0; 625 return hapd->driver->set_key(ifname, hapd->drv_priv, alg, addr, 626 key_idx, set_tx, seq, seq_len, key, 627 key_len); 628 } 629 630 631 int hostapd_drv_send_mlme(struct hostapd_data *hapd, 632 const void *msg, size_t len, int noack) 633 { 634 if (hapd->driver == NULL || hapd->driver->send_mlme == NULL) 635 return 0; 636 return hapd->driver->send_mlme(hapd->drv_priv, msg, len, noack, 0); 637 } 638 639 640 int hostapd_drv_sta_deauth(struct hostapd_data *hapd, 641 const u8 *addr, int reason) 642 { 643 if (hapd->driver == NULL || hapd->driver->sta_deauth == NULL) 644 return 0; 645 return hapd->driver->sta_deauth(hapd->drv_priv, hapd->own_addr, addr, 646 reason); 647 } 648 649 650 int hostapd_drv_sta_disassoc(struct hostapd_data *hapd, 651 const u8 *addr, int reason) 652 { 653 if (hapd->driver == NULL || hapd->driver->sta_disassoc == NULL) 654 return 0; 655 return hapd->driver->sta_disassoc(hapd->drv_priv, hapd->own_addr, addr, 656 reason); 657 } 658 659 660 int hostapd_drv_wnm_oper(struct hostapd_data *hapd, enum wnm_oper oper, 661 const u8 *peer, u8 *buf, u16 *buf_len) 662 { 663 if (hapd->driver == NULL || hapd->driver->wnm_oper == NULL) 664 return -1; 665 return hapd->driver->wnm_oper(hapd->drv_priv, oper, peer, buf, 666 buf_len); 667 } 668 669 670 int hostapd_drv_send_action(struct hostapd_data *hapd, unsigned int freq, 671 unsigned int wait, const u8 *dst, const u8 *data, 672 size_t len) 673 { 674 if (hapd->driver == NULL || hapd->driver->send_action == NULL) 675 return 0; 676 return hapd->driver->send_action(hapd->drv_priv, freq, wait, dst, 677 hapd->own_addr, hapd->own_addr, data, 678 len, 0); 679 } 680 681 682 int hostapd_start_dfs_cac(struct hostapd_iface *iface, 683 enum hostapd_hw_mode mode, int freq, 684 int channel, int ht_enabled, int vht_enabled, 685 int sec_channel_offset, int vht_oper_chwidth, 686 int center_segment0, int center_segment1) 687 { 688 struct hostapd_data *hapd = iface->bss[0]; 689 struct hostapd_freq_params data; 690 int res; 691 692 if (!hapd->driver || !hapd->driver->start_dfs_cac) 693 return 0; 694 695 if (!iface->conf->ieee80211h) { 696 wpa_printf(MSG_ERROR, "Can't start DFS CAC, DFS functionality " 697 "is not enabled"); 698 return -1; 699 } 700 701 if (hostapd_set_freq_params(&data, mode, freq, channel, ht_enabled, 702 vht_enabled, sec_channel_offset, 703 vht_oper_chwidth, center_segment0, 704 center_segment1, 705 iface->current_mode->vht_capab)) { 706 wpa_printf(MSG_ERROR, "Can't set freq params"); 707 return -1; 708 } 709 710 res = hapd->driver->start_dfs_cac(hapd->drv_priv, &data); 711 if (!res) { 712 iface->cac_started = 1; 713 os_get_reltime(&iface->dfs_cac_start); 714 } 715 716 return res; 717 } 718 719 720 int hostapd_drv_set_qos_map(struct hostapd_data *hapd, 721 const u8 *qos_map_set, u8 qos_map_set_len) 722 { 723 if (hapd->driver == NULL || hapd->driver->set_qos_map == NULL) 724 return 0; 725 return hapd->driver->set_qos_map(hapd->drv_priv, qos_map_set, 726 qos_map_set_len); 727 } 728 729 730 int hostapd_drv_do_acs(struct hostapd_data *hapd) 731 { 732 struct drv_acs_params params; 733 int ret, i, acs_ch_list_all = 0; 734 u8 *channels = NULL; 735 unsigned int num_channels = 0; 736 struct hostapd_hw_modes *mode; 737 738 if (hapd->driver == NULL || hapd->driver->do_acs == NULL) 739 return 0; 740 741 os_memset(¶ms, 0, sizeof(params)); 742 params.hw_mode = hapd->iface->conf->hw_mode; 743 744 /* 745 * If no chanlist config parameter is provided, include all enabled 746 * channels of the selected hw_mode. 747 */ 748 if (!hapd->iface->conf->acs_ch_list.num) 749 acs_ch_list_all = 1; 750 751 mode = hapd->iface->current_mode; 752 if (mode == NULL) 753 return -1; 754 channels = os_malloc(mode->num_channels); 755 if (channels == NULL) 756 return -1; 757 758 for (i = 0; i < mode->num_channels; i++) { 759 struct hostapd_channel_data *chan = &mode->channels[i]; 760 if (!acs_ch_list_all && 761 !freq_range_list_includes(&hapd->iface->conf->acs_ch_list, 762 chan->chan)) 763 continue; 764 if (!(chan->flag & HOSTAPD_CHAN_DISABLED)) 765 channels[num_channels++] = chan->chan; 766 } 767 768 params.ch_list = channels; 769 params.ch_list_len = num_channels; 770 771 params.ht_enabled = !!(hapd->iface->conf->ieee80211n); 772 params.ht40_enabled = !!(hapd->iface->conf->ht_capab & 773 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET); 774 params.vht_enabled = !!(hapd->iface->conf->ieee80211ac); 775 params.ch_width = 20; 776 if (hapd->iface->conf->ieee80211n && params.ht40_enabled) 777 params.ch_width = 40; 778 779 /* Note: VHT20 is defined by combination of ht_capab & vht_oper_chwidth 780 */ 781 if (hapd->iface->conf->ieee80211ac && params.ht40_enabled) { 782 if (hapd->iface->conf->vht_oper_chwidth == VHT_CHANWIDTH_80MHZ) 783 params.ch_width = 80; 784 else if (hapd->iface->conf->vht_oper_chwidth == 785 VHT_CHANWIDTH_160MHZ || 786 hapd->iface->conf->vht_oper_chwidth == 787 VHT_CHANWIDTH_80P80MHZ) 788 params.ch_width = 160; 789 } 790 791 ret = hapd->driver->do_acs(hapd->drv_priv, ¶ms); 792 os_free(channels); 793 794 return ret; 795 } 796