ap_drv_ops.c revision f21452aea786ac056eb01f1cbba4f553bd502747
1/* 2 * hostapd - Driver operations 3 * Copyright (c) 2009-2010, Jouni Malinen <j@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 "wps/wps.h" 14#include "p2p/p2p.h" 15#include "hostapd.h" 16#include "ieee802_11.h" 17#include "sta_info.h" 18#include "ap_config.h" 19#include "p2p_hostapd.h" 20#include "hs20.h" 21#include "ap_drv_ops.h" 22 23 24u32 hostapd_sta_flags_to_drv(u32 flags) 25{ 26 int res = 0; 27 if (flags & WLAN_STA_AUTHORIZED) 28 res |= WPA_STA_AUTHORIZED; 29 if (flags & WLAN_STA_WMM) 30 res |= WPA_STA_WMM; 31 if (flags & WLAN_STA_SHORT_PREAMBLE) 32 res |= WPA_STA_SHORT_PREAMBLE; 33 if (flags & WLAN_STA_MFP) 34 res |= WPA_STA_MFP; 35 return res; 36} 37 38 39int hostapd_build_ap_extra_ies(struct hostapd_data *hapd, 40 struct wpabuf **beacon_ret, 41 struct wpabuf **proberesp_ret, 42 struct wpabuf **assocresp_ret) 43{ 44 struct wpabuf *beacon = NULL, *proberesp = NULL, *assocresp = NULL; 45 u8 buf[200], *pos; 46 47 *beacon_ret = *proberesp_ret = *assocresp_ret = NULL; 48 49 pos = buf; 50 pos = hostapd_eid_time_adv(hapd, pos); 51 if (pos != buf) { 52 if (wpabuf_resize(&beacon, pos - buf) != 0) 53 goto fail; 54 wpabuf_put_data(beacon, buf, pos - buf); 55 } 56 pos = hostapd_eid_time_zone(hapd, pos); 57 if (pos != buf) { 58 if (wpabuf_resize(&proberesp, pos - buf) != 0) 59 goto fail; 60 wpabuf_put_data(proberesp, buf, pos - buf); 61 } 62 63 pos = buf; 64 pos = hostapd_eid_ext_capab(hapd, pos); 65 if (pos != buf) { 66 if (wpabuf_resize(&assocresp, pos - buf) != 0) 67 goto fail; 68 wpabuf_put_data(assocresp, buf, pos - buf); 69 } 70 pos = hostapd_eid_interworking(hapd, pos); 71 pos = hostapd_eid_adv_proto(hapd, pos); 72 pos = hostapd_eid_roaming_consortium(hapd, pos); 73 if (pos != buf) { 74 if (wpabuf_resize(&beacon, pos - buf) != 0) 75 goto fail; 76 wpabuf_put_data(beacon, buf, pos - buf); 77 78 if (wpabuf_resize(&proberesp, pos - buf) != 0) 79 goto fail; 80 wpabuf_put_data(proberesp, buf, pos - buf); 81 } 82 83 if (hapd->wps_beacon_ie) { 84 if (wpabuf_resize(&beacon, wpabuf_len(hapd->wps_beacon_ie)) < 85 0) 86 goto fail; 87 wpabuf_put_buf(beacon, hapd->wps_beacon_ie); 88 } 89 90 if (hapd->wps_probe_resp_ie) { 91 if (wpabuf_resize(&proberesp, 92 wpabuf_len(hapd->wps_probe_resp_ie)) < 0) 93 goto fail; 94 wpabuf_put_buf(proberesp, hapd->wps_probe_resp_ie); 95 } 96 97#ifdef CONFIG_P2P 98 if (hapd->p2p_beacon_ie) { 99 if (wpabuf_resize(&beacon, wpabuf_len(hapd->p2p_beacon_ie)) < 100 0) 101 goto fail; 102 wpabuf_put_buf(beacon, hapd->p2p_beacon_ie); 103 } 104 105 if (hapd->p2p_probe_resp_ie) { 106 if (wpabuf_resize(&proberesp, 107 wpabuf_len(hapd->p2p_probe_resp_ie)) < 0) 108 goto fail; 109 wpabuf_put_buf(proberesp, hapd->p2p_probe_resp_ie); 110 } 111#endif /* CONFIG_P2P */ 112 113#ifdef CONFIG_P2P_MANAGER 114 if (hapd->conf->p2p & P2P_MANAGE) { 115 if (wpabuf_resize(&beacon, 100) == 0) { 116 u8 *start, *p; 117 start = wpabuf_put(beacon, 0); 118 p = hostapd_eid_p2p_manage(hapd, start); 119 wpabuf_put(beacon, p - start); 120 } 121 122 if (wpabuf_resize(&proberesp, 100) == 0) { 123 u8 *start, *p; 124 start = wpabuf_put(proberesp, 0); 125 p = hostapd_eid_p2p_manage(hapd, start); 126 wpabuf_put(proberesp, p - start); 127 } 128 } 129#endif /* CONFIG_P2P_MANAGER */ 130 131#ifdef CONFIG_WPS2 132 if (hapd->conf->wps_state) { 133 struct wpabuf *a = wps_build_assoc_resp_ie(); 134 if (a && wpabuf_resize(&assocresp, wpabuf_len(a)) == 0) 135 wpabuf_put_buf(assocresp, a); 136 wpabuf_free(a); 137 } 138#endif /* CONFIG_WPS2 */ 139 140#ifdef CONFIG_P2P_MANAGER 141 if (hapd->conf->p2p & P2P_MANAGE) { 142 if (wpabuf_resize(&assocresp, 100) == 0) { 143 u8 *start, *p; 144 start = wpabuf_put(assocresp, 0); 145 p = hostapd_eid_p2p_manage(hapd, start); 146 wpabuf_put(assocresp, p - start); 147 } 148 } 149#endif /* CONFIG_P2P_MANAGER */ 150 151#ifdef CONFIG_WIFI_DISPLAY 152 if (hapd->p2p_group) { 153 struct wpabuf *a; 154 a = p2p_group_assoc_resp_ie(hapd->p2p_group, P2P_SC_SUCCESS); 155 if (a && wpabuf_resize(&assocresp, wpabuf_len(a)) == 0) 156 wpabuf_put_buf(assocresp, a); 157 wpabuf_free(a); 158 } 159#endif /* CONFIG_WIFI_DISPLAY */ 160 161#ifdef CONFIG_HS20 162 pos = buf; 163 pos = hostapd_eid_hs20_indication(hapd, pos); 164 if (pos != buf) { 165 if (wpabuf_resize(&beacon, pos - buf) != 0) 166 goto fail; 167 wpabuf_put_data(beacon, buf, pos - buf); 168 169 if (wpabuf_resize(&proberesp, pos - buf) != 0) 170 goto fail; 171 wpabuf_put_data(proberesp, buf, pos - buf); 172 } 173 174 pos = hostapd_eid_osen(hapd, buf); 175 if (pos != buf) { 176 if (wpabuf_resize(&beacon, pos - buf) != 0) 177 goto fail; 178 wpabuf_put_data(beacon, buf, pos - buf); 179 180 if (wpabuf_resize(&proberesp, pos - buf) != 0) 181 goto fail; 182 wpabuf_put_data(proberesp, buf, pos - buf); 183 } 184#endif /* CONFIG_HS20 */ 185 186 if (hapd->conf->vendor_elements) { 187 size_t add = wpabuf_len(hapd->conf->vendor_elements); 188 if (wpabuf_resize(&beacon, add) == 0) 189 wpabuf_put_buf(beacon, hapd->conf->vendor_elements); 190 if (wpabuf_resize(&proberesp, add) == 0) 191 wpabuf_put_buf(proberesp, hapd->conf->vendor_elements); 192 } 193 194 *beacon_ret = beacon; 195 *proberesp_ret = proberesp; 196 *assocresp_ret = assocresp; 197 198 return 0; 199 200fail: 201 wpabuf_free(beacon); 202 wpabuf_free(proberesp); 203 wpabuf_free(assocresp); 204 return -1; 205} 206 207 208void hostapd_free_ap_extra_ies(struct hostapd_data *hapd, 209 struct wpabuf *beacon, 210 struct wpabuf *proberesp, 211 struct wpabuf *assocresp) 212{ 213 wpabuf_free(beacon); 214 wpabuf_free(proberesp); 215 wpabuf_free(assocresp); 216} 217 218 219int hostapd_set_ap_wps_ie(struct hostapd_data *hapd) 220{ 221 struct wpabuf *beacon, *proberesp, *assocresp; 222 int ret; 223 224 if (hapd->driver == NULL || hapd->driver->set_ap_wps_ie == NULL) 225 return 0; 226 227 if (hostapd_build_ap_extra_ies(hapd, &beacon, &proberesp, &assocresp) < 228 0) 229 return -1; 230 231 ret = hapd->driver->set_ap_wps_ie(hapd->drv_priv, beacon, proberesp, 232 assocresp); 233 234 hostapd_free_ap_extra_ies(hapd, beacon, proberesp, assocresp); 235 236 return ret; 237} 238 239 240int hostapd_set_authorized(struct hostapd_data *hapd, 241 struct sta_info *sta, int authorized) 242{ 243 if (authorized) { 244 return hostapd_sta_set_flags(hapd, sta->addr, 245 hostapd_sta_flags_to_drv( 246 sta->flags), 247 WPA_STA_AUTHORIZED, ~0); 248 } 249 250 return hostapd_sta_set_flags(hapd, sta->addr, 251 hostapd_sta_flags_to_drv(sta->flags), 252 0, ~WPA_STA_AUTHORIZED); 253} 254 255 256int hostapd_set_sta_flags(struct hostapd_data *hapd, struct sta_info *sta) 257{ 258 int set_flags, total_flags, flags_and, flags_or; 259 total_flags = hostapd_sta_flags_to_drv(sta->flags); 260 set_flags = WPA_STA_SHORT_PREAMBLE | WPA_STA_WMM | WPA_STA_MFP; 261 if (((!hapd->conf->ieee802_1x && !hapd->conf->wpa) || 262 sta->auth_alg == WLAN_AUTH_FT) && 263 sta->flags & WLAN_STA_AUTHORIZED) 264 set_flags |= WPA_STA_AUTHORIZED; 265 flags_or = total_flags & set_flags; 266 flags_and = total_flags | ~set_flags; 267 return hostapd_sta_set_flags(hapd, sta->addr, total_flags, 268 flags_or, flags_and); 269} 270 271 272int hostapd_set_drv_ieee8021x(struct hostapd_data *hapd, const char *ifname, 273 int enabled) 274{ 275 struct wpa_bss_params params; 276 os_memset(¶ms, 0, sizeof(params)); 277 params.ifname = ifname; 278 params.enabled = enabled; 279 if (enabled) { 280 params.wpa = hapd->conf->wpa; 281 params.ieee802_1x = hapd->conf->ieee802_1x; 282 params.wpa_group = hapd->conf->wpa_group; 283 params.wpa_pairwise = hapd->conf->wpa_pairwise; 284 params.wpa_key_mgmt = hapd->conf->wpa_key_mgmt; 285 params.rsn_preauth = hapd->conf->rsn_preauth; 286#ifdef CONFIG_IEEE80211W 287 params.ieee80211w = hapd->conf->ieee80211w; 288#endif /* CONFIG_IEEE80211W */ 289 } 290 return hostapd_set_ieee8021x(hapd, ¶ms); 291} 292 293 294int hostapd_vlan_if_add(struct hostapd_data *hapd, const char *ifname) 295{ 296 char force_ifname[IFNAMSIZ]; 297 u8 if_addr[ETH_ALEN]; 298 return hostapd_if_add(hapd, WPA_IF_AP_VLAN, ifname, hapd->own_addr, 299 NULL, NULL, force_ifname, if_addr, NULL, 0); 300} 301 302 303int hostapd_vlan_if_remove(struct hostapd_data *hapd, const char *ifname) 304{ 305 return hostapd_if_remove(hapd, WPA_IF_AP_VLAN, ifname); 306} 307 308 309int hostapd_set_wds_sta(struct hostapd_data *hapd, char *ifname_wds, 310 const u8 *addr, int aid, int val) 311{ 312 const char *bridge = NULL; 313 314 if (hapd->driver == NULL || hapd->driver->set_wds_sta == NULL) 315 return -1; 316 if (hapd->conf->wds_bridge[0]) 317 bridge = hapd->conf->wds_bridge; 318 else if (hapd->conf->bridge[0]) 319 bridge = hapd->conf->bridge; 320 return hapd->driver->set_wds_sta(hapd->drv_priv, addr, aid, val, 321 bridge, ifname_wds); 322} 323 324 325int hostapd_add_sta_node(struct hostapd_data *hapd, const u8 *addr, 326 u16 auth_alg) 327{ 328 if (hapd->driver == NULL || hapd->driver->add_sta_node == NULL) 329 return 0; 330 return hapd->driver->add_sta_node(hapd->drv_priv, addr, auth_alg); 331} 332 333 334int hostapd_sta_auth(struct hostapd_data *hapd, const u8 *addr, 335 u16 seq, u16 status, const u8 *ie, size_t len) 336{ 337 if (hapd->driver == NULL || hapd->driver->sta_auth == NULL) 338 return 0; 339 return hapd->driver->sta_auth(hapd->drv_priv, hapd->own_addr, addr, 340 seq, status, ie, len); 341} 342 343 344int hostapd_sta_assoc(struct hostapd_data *hapd, const u8 *addr, 345 int reassoc, u16 status, const u8 *ie, size_t len) 346{ 347 if (hapd->driver == NULL || hapd->driver->sta_assoc == NULL) 348 return 0; 349 return hapd->driver->sta_assoc(hapd->drv_priv, hapd->own_addr, addr, 350 reassoc, status, ie, len); 351} 352 353 354int hostapd_sta_add(struct hostapd_data *hapd, 355 const u8 *addr, u16 aid, u16 capability, 356 const u8 *supp_rates, size_t supp_rates_len, 357 u16 listen_interval, 358 const struct ieee80211_ht_capabilities *ht_capab, 359 const struct ieee80211_vht_capabilities *vht_capab, 360 u32 flags, u8 qosinfo, u8 vht_opmode) 361{ 362 struct hostapd_sta_add_params params; 363 364 if (hapd->driver == NULL) 365 return 0; 366 if (hapd->driver->sta_add == NULL) 367 return 0; 368 369 os_memset(¶ms, 0, sizeof(params)); 370 params.addr = addr; 371 params.aid = aid; 372 params.capability = capability; 373 params.supp_rates = supp_rates; 374 params.supp_rates_len = supp_rates_len; 375 params.listen_interval = listen_interval; 376 params.ht_capabilities = ht_capab; 377 params.vht_capabilities = vht_capab; 378 params.vht_opmode_enabled = !!(flags & WLAN_STA_VHT_OPMODE_ENABLED); 379 params.vht_opmode = vht_opmode; 380 params.flags = hostapd_sta_flags_to_drv(flags); 381 params.qosinfo = qosinfo; 382 return hapd->driver->sta_add(hapd->drv_priv, ¶ms); 383} 384 385 386int hostapd_add_tspec(struct hostapd_data *hapd, const u8 *addr, 387 u8 *tspec_ie, size_t tspec_ielen) 388{ 389 if (hapd->driver == NULL || hapd->driver->add_tspec == NULL) 390 return 0; 391 return hapd->driver->add_tspec(hapd->drv_priv, addr, tspec_ie, 392 tspec_ielen); 393} 394 395 396int hostapd_set_privacy(struct hostapd_data *hapd, int enabled) 397{ 398 if (hapd->driver == NULL || hapd->driver->set_privacy == NULL) 399 return 0; 400 return hapd->driver->set_privacy(hapd->drv_priv, enabled); 401} 402 403 404int hostapd_set_generic_elem(struct hostapd_data *hapd, const u8 *elem, 405 size_t elem_len) 406{ 407 if (hapd->driver == NULL || hapd->driver->set_generic_elem == NULL) 408 return 0; 409 return hapd->driver->set_generic_elem(hapd->drv_priv, elem, elem_len); 410} 411 412 413int hostapd_get_ssid(struct hostapd_data *hapd, u8 *buf, size_t len) 414{ 415 if (hapd->driver == NULL || hapd->driver->hapd_get_ssid == NULL) 416 return 0; 417 return hapd->driver->hapd_get_ssid(hapd->drv_priv, buf, len); 418} 419 420 421int hostapd_set_ssid(struct hostapd_data *hapd, const u8 *buf, size_t len) 422{ 423 if (hapd->driver == NULL || hapd->driver->hapd_set_ssid == NULL) 424 return 0; 425 return hapd->driver->hapd_set_ssid(hapd->drv_priv, buf, len); 426} 427 428 429int hostapd_if_add(struct hostapd_data *hapd, enum wpa_driver_if_type type, 430 const char *ifname, const u8 *addr, void *bss_ctx, 431 void **drv_priv, char *force_ifname, u8 *if_addr, 432 const char *bridge, int use_existing) 433{ 434 if (hapd->driver == NULL || hapd->driver->if_add == NULL) 435 return -1; 436 return hapd->driver->if_add(hapd->drv_priv, type, ifname, addr, 437 bss_ctx, drv_priv, force_ifname, if_addr, 438 bridge, use_existing); 439} 440 441 442int hostapd_if_remove(struct hostapd_data *hapd, enum wpa_driver_if_type type, 443 const char *ifname) 444{ 445 if (hapd->driver == NULL || hapd->drv_priv == NULL || 446 hapd->driver->if_remove == NULL) 447 return -1; 448 return hapd->driver->if_remove(hapd->drv_priv, type, ifname); 449} 450 451 452int hostapd_set_ieee8021x(struct hostapd_data *hapd, 453 struct wpa_bss_params *params) 454{ 455 if (hapd->driver == NULL || hapd->driver->set_ieee8021x == NULL) 456 return 0; 457 return hapd->driver->set_ieee8021x(hapd->drv_priv, params); 458} 459 460 461int hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd, 462 const u8 *addr, int idx, u8 *seq) 463{ 464 if (hapd->driver == NULL || hapd->driver->get_seqnum == NULL) 465 return 0; 466 return hapd->driver->get_seqnum(ifname, hapd->drv_priv, addr, idx, 467 seq); 468} 469 470 471int hostapd_flush(struct hostapd_data *hapd) 472{ 473 if (hapd->driver == NULL || hapd->driver->flush == NULL) 474 return 0; 475 return hapd->driver->flush(hapd->drv_priv); 476} 477 478 479int hostapd_set_freq_params(struct hostapd_freq_params *data, int mode, 480 int freq, int channel, int ht_enabled, 481 int vht_enabled, int sec_channel_offset, 482 int vht_oper_chwidth, int center_segment0, 483 int center_segment1, u32 vht_caps) 484{ 485 int tmp; 486 487 os_memset(data, 0, sizeof(*data)); 488 data->mode = mode; 489 data->freq = freq; 490 data->channel = channel; 491 data->ht_enabled = ht_enabled; 492 data->vht_enabled = vht_enabled; 493 data->sec_channel_offset = sec_channel_offset; 494 data->center_freq1 = freq + sec_channel_offset * 10; 495 data->center_freq2 = 0; 496 data->bandwidth = sec_channel_offset ? 40 : 20; 497 498 /* 499 * This validation code is probably misplaced, maybe it should be 500 * in src/ap/hw_features.c and check the hardware support as well. 501 */ 502 if (data->vht_enabled) switch (vht_oper_chwidth) { 503 case VHT_CHANWIDTH_USE_HT: 504 if (center_segment1) 505 return -1; 506 if (5000 + center_segment0 * 5 != data->center_freq1 && 507 2407 + center_segment0 * 5 != data->center_freq1) 508 return -1; 509 break; 510 case VHT_CHANWIDTH_80P80MHZ: 511 if (!(vht_caps & VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ)) { 512 wpa_printf(MSG_ERROR, 513 "80+80 channel width is not supported!"); 514 return -1; 515 } 516 if (center_segment1 == center_segment0 + 4 || 517 center_segment1 == center_segment0 - 4) 518 return -1; 519 data->center_freq2 = 5000 + center_segment1 * 5; 520 /* fall through */ 521 case VHT_CHANWIDTH_80MHZ: 522 data->bandwidth = 80; 523 if (vht_oper_chwidth == 1 && center_segment1) 524 return -1; 525 if (vht_oper_chwidth == 3 && !center_segment1) 526 return -1; 527 if (!sec_channel_offset) 528 return -1; 529 /* primary 40 part must match the HT configuration */ 530 tmp = (30 + freq - 5000 - center_segment0 * 5)/20; 531 tmp /= 2; 532 if (data->center_freq1 != 5000 + 533 center_segment0 * 5 - 20 + 40 * tmp) 534 return -1; 535 data->center_freq1 = 5000 + center_segment0 * 5; 536 break; 537 case VHT_CHANWIDTH_160MHZ: 538 data->bandwidth = 160; 539 if (!(vht_caps & (VHT_CAP_SUPP_CHAN_WIDTH_160MHZ | 540 VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ))) { 541 wpa_printf(MSG_ERROR, 542 "160MHZ channel width is not supported!"); 543 return -1; 544 } 545 if (center_segment1) 546 return -1; 547 if (!sec_channel_offset) 548 return -1; 549 /* primary 40 part must match the HT configuration */ 550 tmp = (70 + freq - 5000 - center_segment0 * 5)/20; 551 tmp /= 2; 552 if (data->center_freq1 != 5000 + 553 center_segment0 * 5 - 60 + 40 * tmp) 554 return -1; 555 data->center_freq1 = 5000 + center_segment0 * 5; 556 break; 557 } 558 559 return 0; 560} 561 562 563int hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq, 564 int channel, int ht_enabled, int vht_enabled, 565 int sec_channel_offset, int vht_oper_chwidth, 566 int center_segment0, int center_segment1) 567{ 568 struct hostapd_freq_params data; 569 570 if (hostapd_set_freq_params(&data, mode, freq, channel, ht_enabled, 571 vht_enabled, sec_channel_offset, 572 vht_oper_chwidth, 573 center_segment0, center_segment1, 574 hapd->iface->current_mode->vht_capab)) 575 return -1; 576 577 if (hapd->driver == NULL) 578 return 0; 579 if (hapd->driver->set_freq == NULL) 580 return 0; 581 return hapd->driver->set_freq(hapd->drv_priv, &data); 582} 583 584int hostapd_set_rts(struct hostapd_data *hapd, int rts) 585{ 586 if (hapd->driver == NULL || hapd->driver->set_rts == NULL) 587 return 0; 588 return hapd->driver->set_rts(hapd->drv_priv, rts); 589} 590 591 592int hostapd_set_frag(struct hostapd_data *hapd, int frag) 593{ 594 if (hapd->driver == NULL || hapd->driver->set_frag == NULL) 595 return 0; 596 return hapd->driver->set_frag(hapd->drv_priv, frag); 597} 598 599 600int hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr, 601 int total_flags, int flags_or, int flags_and) 602{ 603 if (hapd->driver == NULL || hapd->driver->sta_set_flags == NULL) 604 return 0; 605 return hapd->driver->sta_set_flags(hapd->drv_priv, addr, total_flags, 606 flags_or, flags_and); 607} 608 609 610int hostapd_set_country(struct hostapd_data *hapd, const char *country) 611{ 612 if (hapd->driver == NULL || 613 hapd->driver->set_country == NULL) 614 return 0; 615 return hapd->driver->set_country(hapd->drv_priv, country); 616} 617 618 619int hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs, 620 int cw_min, int cw_max, int burst_time) 621{ 622 if (hapd->driver == NULL || hapd->driver->set_tx_queue_params == NULL) 623 return 0; 624 return hapd->driver->set_tx_queue_params(hapd->drv_priv, queue, aifs, 625 cw_min, cw_max, burst_time); 626} 627 628 629struct hostapd_hw_modes * 630hostapd_get_hw_feature_data(struct hostapd_data *hapd, u16 *num_modes, 631 u16 *flags) 632{ 633 if (hapd->driver == NULL || 634 hapd->driver->get_hw_feature_data == NULL) 635 return NULL; 636 return hapd->driver->get_hw_feature_data(hapd->drv_priv, num_modes, 637 flags); 638} 639 640 641int hostapd_driver_commit(struct hostapd_data *hapd) 642{ 643 if (hapd->driver == NULL || hapd->driver->commit == NULL) 644 return 0; 645 return hapd->driver->commit(hapd->drv_priv); 646} 647 648 649int hostapd_drv_none(struct hostapd_data *hapd) 650{ 651 return hapd->driver && os_strcmp(hapd->driver->name, "none") == 0; 652} 653 654 655int hostapd_driver_scan(struct hostapd_data *hapd, 656 struct wpa_driver_scan_params *params) 657{ 658 if (hapd->driver && hapd->driver->scan2) 659 return hapd->driver->scan2(hapd->drv_priv, params); 660 return -1; 661} 662 663 664struct wpa_scan_results * hostapd_driver_get_scan_results( 665 struct hostapd_data *hapd) 666{ 667 if (hapd->driver && hapd->driver->get_scan_results2) 668 return hapd->driver->get_scan_results2(hapd->drv_priv); 669 return NULL; 670} 671 672 673int hostapd_driver_set_noa(struct hostapd_data *hapd, u8 count, int start, 674 int duration) 675{ 676 if (hapd->driver && hapd->driver->set_noa) 677 return hapd->driver->set_noa(hapd->drv_priv, count, start, 678 duration); 679 return -1; 680} 681 682 683int hostapd_drv_set_key(const char *ifname, struct hostapd_data *hapd, 684 enum wpa_alg alg, const u8 *addr, 685 int key_idx, int set_tx, 686 const u8 *seq, size_t seq_len, 687 const u8 *key, size_t key_len) 688{ 689 if (hapd->driver == NULL || hapd->driver->set_key == NULL) 690 return 0; 691 return hapd->driver->set_key(ifname, hapd->drv_priv, alg, addr, 692 key_idx, set_tx, seq, seq_len, key, 693 key_len); 694} 695 696 697int hostapd_drv_send_mlme(struct hostapd_data *hapd, 698 const void *msg, size_t len, int noack) 699{ 700 if (hapd->driver == NULL || hapd->driver->send_mlme == NULL) 701 return 0; 702 return hapd->driver->send_mlme(hapd->drv_priv, msg, len, noack); 703} 704 705 706int hostapd_drv_sta_deauth(struct hostapd_data *hapd, 707 const u8 *addr, int reason) 708{ 709 if (hapd->driver == NULL || hapd->driver->sta_deauth == NULL) 710 return 0; 711 return hapd->driver->sta_deauth(hapd->drv_priv, hapd->own_addr, addr, 712 reason); 713} 714 715 716int hostapd_drv_sta_disassoc(struct hostapd_data *hapd, 717 const u8 *addr, int reason) 718{ 719 if (hapd->driver == NULL || hapd->driver->sta_disassoc == NULL) 720 return 0; 721 return hapd->driver->sta_disassoc(hapd->drv_priv, hapd->own_addr, addr, 722 reason); 723} 724 725 726int hostapd_drv_wnm_oper(struct hostapd_data *hapd, enum wnm_oper oper, 727 const u8 *peer, u8 *buf, u16 *buf_len) 728{ 729 if (hapd->driver == NULL || hapd->driver->wnm_oper == NULL) 730 return -1; 731 return hapd->driver->wnm_oper(hapd->drv_priv, oper, peer, buf, 732 buf_len); 733} 734 735 736int hostapd_drv_send_action(struct hostapd_data *hapd, unsigned int freq, 737 unsigned int wait, const u8 *dst, const u8 *data, 738 size_t len) 739{ 740 if (hapd->driver == NULL || hapd->driver->send_action == NULL) 741 return 0; 742 return hapd->driver->send_action(hapd->drv_priv, freq, wait, dst, 743 hapd->own_addr, hapd->own_addr, data, 744 len, 0); 745} 746 747 748int hostapd_start_dfs_cac(struct hostapd_iface *iface, int mode, int freq, 749 int channel, int ht_enabled, int vht_enabled, 750 int sec_channel_offset, int vht_oper_chwidth, 751 int center_segment0, int center_segment1) 752{ 753 struct hostapd_data *hapd = iface->bss[0]; 754 struct hostapd_freq_params data; 755 int res; 756 757 if (!hapd->driver || !hapd->driver->start_dfs_cac) 758 return 0; 759 760 if (!iface->conf->ieee80211h) { 761 wpa_printf(MSG_ERROR, "Can't start DFS CAC, DFS functionality " 762 "is not enabled"); 763 return -1; 764 } 765 766 if (hostapd_set_freq_params(&data, mode, freq, channel, ht_enabled, 767 vht_enabled, sec_channel_offset, 768 vht_oper_chwidth, center_segment0, 769 center_segment1, 770 iface->current_mode->vht_capab)) 771 return -1; 772 773 res = hapd->driver->start_dfs_cac(hapd->drv_priv, &data); 774 if (!res) 775 iface->cac_started = 1; 776 777 return res; 778} 779 780 781int hostapd_drv_set_qos_map(struct hostapd_data *hapd, 782 const u8 *qos_map_set, u8 qos_map_set_len) 783{ 784 if (hapd->driver == NULL || hapd->driver->set_qos_map == NULL) 785 return 0; 786 return hapd->driver->set_qos_map(hapd->drv_priv, qos_map_set, 787 qos_map_set_len); 788} 789